X-Git-Url: https://git.llucax.com/software/mutt-debian.git/blobdiff_plain/19304f7c526fbe36ba0db2fb80bcaf3bd974d81d..647ac5444d022537a1f0854dd309494c511dfe07:/doc/manual.txt?ds=sidebyside diff --git a/doc/manual.txt b/doc/manual.txt index 1a01e39..668b97c 100644 --- a/doc/manual.txt +++ b/doc/manual.txt @@ -4,11 +4,11 @@ Michael Elkins -version 1.5.19 (2009-01-05) +version 1.5.20 (2009-06-14) Abstract -?All mail clients suck. This one just sucks less.? -me, circa 1995 +?All mail clients suck. This one just sucks less.? ? me, circa 1995 ------------------------------------------------------------------------------- @@ -18,77 +18,93 @@ Table of Contents 1. Mutt Home Page 2. Mailing Lists - 3. Software Distribution Sites - 4. Mutt online resources + 3. Getting Mutt + 4. Mutt Online Resources 5. Contributing to Mutt - 6. Typograhical conventions + 6. Typograhical Conventions 7. Copyright 2. Getting Started - 1. Core concepts - 2. Moving Around in Menus - 3. Editing Input Fields + 1. Core Concepts + 2. Screens and Menus - 3.1. Introduction - 3.2. History + 2.1. Index + 2.2. Pager + 2.3. File Browser + 2.4. Help + 2.5. Compose Menu + 2.6. Alias Menu + 2.7. Attachment Menu - 4. Reading Mail - The Index and Pager + 3. Moving Around in Menus + 4. Editing Input Fields - 4.1. The Message Index - 4.2. The Pager - 4.3. Threaded Mode - 4.4. Miscellaneous Functions + 4.1. Introduction + 4.2. History - 5. Sending Mail + 5. Reading Mail - 5.1. Introduction - 5.2. Editing the message header - 5.3. Sending cryptographically signed/encrypted messages - 5.4. Sending anonymous messages via mixmaster - 5.5. Sending format=flowed messages + 5.1. The Message Index + 5.2. The Pager + 5.3. Threaded Mode + 5.4. Miscellaneous Functions - 6. Forwarding and Bouncing Mail - 7. Postponing Mail + 6. Sending Mail + + 6.1. Introduction + 6.2. Editing the Message Header + 6.3. Sending Cryptographically Signed/Encrypted Messages + 6.4. Sending Format=Flowed Messages + + 7. Forwarding and Bouncing Mail + 8. Postponing Mail 3. Configuration - 1. Location of initialization files + 1. Location of Initialization Files 2. Syntax of Initialization Files - 3. Address groups - 4. Defining/Using aliases - 5. Changing the default key bindings - 6. Defining aliases for character sets - 7. Setting variables based upon mailbox - 8. Keyboard macros - 9. Using color and mono video attributes - 10. Message header display - 11. Alternative addresses - 12. Mailing lists - 13. Using Multiple spool mailboxes - 14. Monitoring incoming mail - 15. User defined headers - 16. Specify default save mailbox - 17. Specify default Fcc: mailbox when composing - 18. Specify default save filename and default Fcc: mailbox at once - 19. Change settings based upon message recipients - 20. Change settings before formatting a message - 21. Choosing the cryptographic key of the recipient - 22. Adding key sequences to the keyboard buffer - 23. Executing functions + 3. Address Groups + 4. Defining/Using Aliases + 5. Changing the Default Key Bindings + 6. Defining Aliases for Character Sets + 7. Setting Variables Based Upon Mailbox + 8. Keyboard Macros + 9. Using Color and Mono Video Attributes + 10. Message Header Display + + 10.1. Selecting Headers + 10.2. Ordering Displayed Headers + + 11. Alternative Addresses + 12. Mailing Lists + 13. Using Multiple Spool Mailboxes + 14. Monitoring Incoming Mail + 15. User-Defined Headers + 16. Specify Default Save Mailbox + 17. Specify Default Fcc: Mailbox When Composing + 18. Specify Default Save Filename and Default Fcc: Mailbox at Once + 19. Change Settings Based Upon Message Recipients + 20. Change Settings Before Formatting a Message + 21. Choosing the Cryptographic Key of the Recipient + 22. Adding Key Sequences to the Keyboard Buffer + 23. Executing Functions 24. Message Scoring - 25. Spam detection + 25. Spam Detection 26. Setting and Querying Variables - 26.1. Commands - 26.2. User-defined variables + 26.1. Variable Types + 26.2. Commands + 26.3. User-Defined Variables - 27. Reading initialization commands from another file - 28. Removing hooks + 27. Reading Initialization Commands From Another File + 28. Removing Hooks 29. Format Strings 29.1. Basic usage - 29.2. Filters + 29.2. Conditionals + 29.3. Filters + 29.4. Padding 4. Advanced Usage @@ -96,8 +112,8 @@ Table of Contents 2. Patterns: Searching, Limiting and Tagging 2.1. Pattern Modifier - 2.2. Simple Patterns - 2.3. Complex Patterns + 2.2. Simple Searches + 2.3. Nesting and Boolean Operators 2.4. Searching by Date 3. Using Tags @@ -110,70 +126,83 @@ Table of Contents 7. Mailbox Shortcuts 8. Handling Mailing Lists 9. Handling multiple folders - 10. Editing threads + 10. Editing Threads - 10.1. Linking threads - 10.2. Breaking threads + 10.1. Linking Threads + 10.2. Breaking Threads 11. Delivery Status Notification (DSN) Support 12. Start a WWW Browser on URLs + 13. Miscellany 5. Mutt's MIME Support 1. Using MIME in Mutt - 1.1. Viewing MIME messages in the pager + 1.1. Viewing MIME Messages in the Pager 1.2. The Attachment Menu 1.3. The Compose Menu - 2. MIME Type configuration with mime.types - 3. MIME Viewer configuration with mailcap + 2. MIME Type Configuration with mime.types + 3. MIME Viewer Configuration with Mailcap - 3.1. The Basics of the mailcap file - 3.2. Secure use of mailcap - 3.3. Advanced mailcap Usage - 3.4. Example mailcap files + 3.1. The Basics of the Mailcap File + 3.2. Secure Use of Mailcap + 3.3. Advanced Mailcap Usage + 3.4. Example Mailcap Files 4. MIME Autoview 5. MIME Multipart/Alternative 6. Attachment Searching and Counting 7. MIME Lookup -6. Optional features +6. Optional Features - 1. General notes + 1. General Notes - 1.1. Enabling/disabling features - 1.2. URL syntax + 1.1. Enabling/Disabling Features + 1.2. URL Syntax 2. SSL/TLS Support 3. POP3 Support 4. IMAP Support - 4.1. The Folder Browser + 4.1. The IMAP Folder Browser 4.2. Authentication 5. SMTP Support - 6. Managing multiple accounts - 7. Local caching + 6. Managing Multiple Accounts + 7. Local Caching - 7.1. Header caching - 7.2. Body caching + 7.1. Header Caching + 7.2. Body Caching 7.3. Maintenance - 8. Exact address generation + 8. Exact Address Generation + 9. Sending Anonymous Messages via Mixmaster + +7. Security Considerations + + 1. Passwords + 2. Temporary Files + 3. Information Leaks -7. Performance tuning + 3.1. Message-Id: headers + 3.2. mailto:-style Links - 1. Reading and writing mailboxes - 2. Reading messages from remote folders - 3. Searching and limiting + 4. External Applications -8. Reference +8. Performance Tuning - 1. Command line options + 1. Reading and Writing Mailboxes + 2. Reading Messages from Remote Folders + 3. Searching and Limiting + +9. Reference + + 1. Command-Line Options 2. Configuration Commands - 3. Configuration variables + 3. Configuration Variables 3.1. abort_nosubject 3.2. abort_unmodified @@ -191,18 +220,18 @@ Table of Contents 3.14. attach_sep 3.15. attach_split 3.16. attribution - 3.17. autoedit - 3.18. auto_tag + 3.17. auto_tag + 3.18. autoedit 3.19. beep 3.20. beep_new 3.21. bounce 3.22. bounce_delivered 3.23. braille_friendly - 3.24. check_mbox_size + 3.24. certificate_file 3.25. charset - 3.26. check_new - 3.27. collapse_unread - 3.28. uncollapse_jump + 3.26. check_mbox_size + 3.27. check_new + 3.28. collapse_unread 3.29. compose_format 3.30. config_charset 3.31. confirmappend @@ -210,314 +239,319 @@ Table of Contents 3.33. connect_timeout 3.34. content_type 3.35. copy - 3.36. crypt_use_gpgme - 3.37. crypt_use_pka - 3.38. crypt_autopgp + 3.36. crypt_autoencrypt + 3.37. crypt_autopgp + 3.38. crypt_autosign 3.39. crypt_autosmime - 3.40. date_format - 3.41. default_hook - 3.42. delete - 3.43. delete_untag - 3.44. digest_collapse - 3.45. display_filter - 3.46. dotlock_program - 3.47. dsn_notify - 3.48. dsn_return - 3.49. duplicate_threads - 3.50. edit_headers - 3.51. editor - 3.52. encode_from - 3.53. envelope_from_address - 3.54. escape - 3.55. fast_reply - 3.56. fcc_attach - 3.57. fcc_clear - 3.58. folder - 3.59. folder_format - 3.60. followup_to - 3.61. force_name - 3.62. forward_decode - 3.63. forward_edit - 3.64. forward_format - 3.65. forward_quote - 3.66. from - 3.67. gecos_mask - 3.68. hdrs - 3.69. header - 3.70. help - 3.71. hidden_host - 3.72. hide_limited - 3.73. hide_missing - 3.74. hide_thread_subject - 3.75. hide_top_limited - 3.76. hide_top_missing - 3.77. history - 3.78. history_file - 3.79. honor_followup_to - 3.80. hostname - 3.81. ignore_linear_white_space - 3.82. ignore_list_reply_to - 3.83. imap_authenticators - 3.84. imap_check_subscribed - 3.85. imap_delim_chars - 3.86. imap_headers - 3.87. imap_idle - 3.88. imap_keepalive - 3.89. imap_list_subscribed - 3.90. imap_login - 3.91. imap_pass - 3.92. imap_passive - 3.93. imap_peek - 3.94. imap_pipeline_depth - 3.95. imap_servernoise - 3.96. imap_user - 3.97. implicit_autoview - 3.98. include - 3.99. include_onlyfirst - 3.100. indent_string - 3.101. index_format - 3.102. ispell - 3.103. keep_flagged - 3.104. locale - 3.105. mail_check - 3.106. mailcap_path - 3.107. mailcap_sanitize - 3.108. header_cache - 3.109. maildir_header_cache_verify - 3.110. header_cache_pagesize - 3.111. header_cache_compress - 3.112. maildir_trash - 3.113. mark_old - 3.114. markers - 3.115. mask - 3.116. mbox - 3.117. mbox_type - 3.118. metoo - 3.119. menu_context - 3.120. menu_move_off - 3.121. menu_scroll - 3.122. meta_key - 3.123. mh_purge - 3.124. mh_seq_flagged - 3.125. mh_seq_replied - 3.126. mh_seq_unseen - 3.127. mime_forward - 3.128. mime_forward_decode - 3.129. mime_forward_rest - 3.130. mix_entry_format - 3.131. mixmaster - 3.132. move - 3.133. message_cachedir - 3.134. message_cache_clean - 3.135. message_format - 3.136. narrow_tree - 3.137. net_inc - 3.138. pager - 3.139. pager_context - 3.140. pager_format - 3.141. pager_index_lines - 3.142. pager_stop - 3.143. crypt_autosign - 3.144. crypt_autoencrypt - 3.145. pgp_ignore_subkeys - 3.146. crypt_replyencrypt - 3.147. crypt_replysign - 3.148. crypt_replysignencrypted - 3.149. crypt_timestamp - 3.150. pgp_use_gpg_agent - 3.151. crypt_verify_sig - 3.152. smime_is_default - 3.153. smime_ask_cert_label - 3.154. smime_decrypt_use_default_key - 3.155. pgp_entry_format - 3.156. pgp_good_sign - 3.157. pgp_check_exit - 3.158. pgp_long_ids - 3.159. pgp_retainable_sigs - 3.160. pgp_autoinline - 3.161. pgp_replyinline - 3.162. pgp_show_unusable - 3.163. pgp_sign_as - 3.164. pgp_strict_enc - 3.165. pgp_timeout - 3.166. pgp_sort_keys - 3.167. pgp_mime_auto - 3.168. pgp_auto_decode - 3.169. pgp_decode_command - 3.170. pgp_getkeys_command - 3.171. pgp_verify_command - 3.172. pgp_decrypt_command - 3.173. pgp_clearsign_command - 3.174. pgp_sign_command - 3.175. pgp_encrypt_sign_command - 3.176. pgp_encrypt_only_command - 3.177. pgp_import_command - 3.178. pgp_export_command - 3.179. pgp_verify_key_command - 3.180. pgp_list_secring_command - 3.181. pgp_list_pubring_command - 3.182. forward_decrypt - 3.183. smime_timeout - 3.184. smime_encrypt_with - 3.185. smime_keys - 3.186. smime_ca_location - 3.187. smime_certificates - 3.188. smime_decrypt_command - 3.189. smime_verify_command - 3.190. smime_verify_opaque_command - 3.191. smime_sign_command - 3.192. smime_sign_opaque_command - 3.193. smime_encrypt_command - 3.194. smime_pk7out_command - 3.195. smime_get_cert_command - 3.196. smime_get_signer_cert_command - 3.197. smime_import_cert_command - 3.198. smime_get_cert_email_command - 3.199. smime_default_key - 3.200. ssl_client_cert - 3.201. ssl_force_tls - 3.202. ssl_starttls - 3.203. certificate_file - 3.204. ssl_usesystemcerts - 3.205. entropy_file - 3.206. ssl_use_sslv2 - 3.207. ssl_use_sslv3 - 3.208. ssl_use_tlsv1 - 3.209. ssl_min_dh_prime_bits - 3.210. ssl_ca_certificates_file - 3.211. pipe_split - 3.212. pipe_decode - 3.213. pipe_sep - 3.214. pop_authenticators - 3.215. pop_auth_try_all - 3.216. pop_checkinterval - 3.217. pop_delete - 3.218. pop_host - 3.219. pop_last - 3.220. pop_reconnect - 3.221. pop_user - 3.222. pop_pass - 3.223. post_indent_string - 3.224. postpone - 3.225. postponed - 3.226. preconnect - 3.227. print - 3.228. print_command - 3.229. print_decode - 3.230. print_split - 3.231. prompt_after - 3.232. query_command - 3.233. query_format - 3.234. quit - 3.235. quote_regexp - 3.236. read_inc - 3.237. read_only - 3.238. realname - 3.239. recall - 3.240. record - 3.241. reply_regexp - 3.242. reply_self - 3.243. reply_to - 3.244. resolve - 3.245. reverse_alias - 3.246. reverse_name - 3.247. reverse_realname - 3.248. rfc2047_parameters - 3.249. save_address - 3.250. save_empty - 3.251. save_history - 3.252. save_name - 3.253. score - 3.254. score_threshold_delete - 3.255. score_threshold_flag - 3.256. score_threshold_read - 3.257. send_charset - 3.258. sendmail - 3.259. sendmail_wait - 3.260. shell - 3.261. sig_dashes - 3.262. sig_on_top - 3.263. signature - 3.264. simple_search - 3.265. smart_wrap - 3.266. smileys - 3.267. sleep_time - 3.268. smtp_authenticators - 3.269. smtp_pass - 3.270. smtp_url - 3.271. sort - 3.272. sort_alias - 3.273. sort_aux - 3.274. sort_browser - 3.275. sort_re - 3.276. spam_separator - 3.277. spoolfile - 3.278. status_chars - 3.279. status_format - 3.280. status_on_top - 3.281. strict_threads - 3.282. suspend - 3.283. text_flowed - 3.284. thread_received - 3.285. thorough_search - 3.286. tilde - 3.287. time_inc - 3.288. timeout - 3.289. tmpdir - 3.290. to_chars - 3.291. tunnel - 3.292. use_8bitmime - 3.293. use_domain - 3.294. use_envelope_from - 3.295. use_from - 3.296. use_idn - 3.297. use_ipv6 - 3.298. user_agent - 3.299. visual - 3.300. wait_key - 3.301. weed - 3.302. wrap - 3.303. wrap_search - 3.304. wrapmargin - 3.305. write_inc - 3.306. write_bcc + 3.40. crypt_replyencrypt + 3.41. crypt_replysign + 3.42. crypt_replysignencrypted + 3.43. crypt_timestamp + 3.44. crypt_use_gpgme + 3.45. crypt_use_pka + 3.46. crypt_verify_sig + 3.47. date_format + 3.48. default_hook + 3.49. delete + 3.50. delete_untag + 3.51. digest_collapse + 3.52. display_filter + 3.53. dotlock_program + 3.54. dsn_notify + 3.55. dsn_return + 3.56. duplicate_threads + 3.57. edit_headers + 3.58. editor + 3.59. encode_from + 3.60. entropy_file + 3.61. envelope_from_address + 3.62. escape + 3.63. fast_reply + 3.64. fcc_attach + 3.65. fcc_clear + 3.66. folder + 3.67. folder_format + 3.68. followup_to + 3.69. force_name + 3.70. forward_decode + 3.71. forward_decrypt + 3.72. forward_edit + 3.73. forward_format + 3.74. forward_quote + 3.75. from + 3.76. gecos_mask + 3.77. hdrs + 3.78. header + 3.79. header_cache + 3.80. header_cache_compress + 3.81. header_cache_pagesize + 3.82. help + 3.83. hidden_host + 3.84. hide_limited + 3.85. hide_missing + 3.86. hide_thread_subject + 3.87. hide_top_limited + 3.88. hide_top_missing + 3.89. history + 3.90. history_file + 3.91. honor_disposition + 3.92. honor_followup_to + 3.93. hostname + 3.94. ignore_linear_white_space + 3.95. ignore_list_reply_to + 3.96. imap_authenticators + 3.97. imap_check_subscribed + 3.98. imap_delim_chars + 3.99. imap_headers + 3.100. imap_idle + 3.101. imap_keepalive + 3.102. imap_list_subscribed + 3.103. imap_login + 3.104. imap_pass + 3.105. imap_passive + 3.106. imap_peek + 3.107. imap_pipeline_depth + 3.108. imap_servernoise + 3.109. imap_user + 3.110. implicit_autoview + 3.111. include + 3.112. include_onlyfirst + 3.113. indent_string + 3.114. index_format + 3.115. ispell + 3.116. keep_flagged + 3.117. locale + 3.118. mail_check + 3.119. mailcap_path + 3.120. mailcap_sanitize + 3.121. maildir_header_cache_verify + 3.122. maildir_trash + 3.123. mark_old + 3.124. markers + 3.125. mask + 3.126. mbox + 3.127. mbox_type + 3.128. menu_context + 3.129. menu_move_off + 3.130. menu_scroll + 3.131. message_cache_clean + 3.132. message_cachedir + 3.133. message_format + 3.134. meta_key + 3.135. metoo + 3.136. mh_purge + 3.137. mh_seq_flagged + 3.138. mh_seq_replied + 3.139. mh_seq_unseen + 3.140. mime_forward + 3.141. mime_forward_decode + 3.142. mime_forward_rest + 3.143. mix_entry_format + 3.144. mixmaster + 3.145. move + 3.146. narrow_tree + 3.147. net_inc + 3.148. pager + 3.149. pager_context + 3.150. pager_format + 3.151. pager_index_lines + 3.152. pager_stop + 3.153. pgp_auto_decode + 3.154. pgp_autoinline + 3.155. pgp_check_exit + 3.156. pgp_clearsign_command + 3.157. pgp_decode_command + 3.158. pgp_decrypt_command + 3.159. pgp_encrypt_only_command + 3.160. pgp_encrypt_sign_command + 3.161. pgp_entry_format + 3.162. pgp_export_command + 3.163. pgp_getkeys_command + 3.164. pgp_good_sign + 3.165. pgp_ignore_subkeys + 3.166. pgp_import_command + 3.167. pgp_list_pubring_command + 3.168. pgp_list_secring_command + 3.169. pgp_long_ids + 3.170. pgp_mime_auto + 3.171. pgp_replyinline + 3.172. pgp_retainable_sigs + 3.173. pgp_show_unusable + 3.174. pgp_sign_as + 3.175. pgp_sign_command + 3.176. pgp_sort_keys + 3.177. pgp_strict_enc + 3.178. pgp_timeout + 3.179. pgp_use_gpg_agent + 3.180. pgp_verify_command + 3.181. pgp_verify_key_command + 3.182. pipe_decode + 3.183. pipe_sep + 3.184. pipe_split + 3.185. pop_auth_try_all + 3.186. pop_authenticators + 3.187. pop_checkinterval + 3.188. pop_delete + 3.189. pop_host + 3.190. pop_last + 3.191. pop_pass + 3.192. pop_reconnect + 3.193. pop_user + 3.194. post_indent_string + 3.195. postpone + 3.196. postponed + 3.197. preconnect + 3.198. print + 3.199. print_command + 3.200. print_decode + 3.201. print_split + 3.202. prompt_after + 3.203. query_command + 3.204. query_format + 3.205. quit + 3.206. quote_regexp + 3.207. read_inc + 3.208. read_only + 3.209. realname + 3.210. recall + 3.211. record + 3.212. reply_regexp + 3.213. reply_self + 3.214. reply_to + 3.215. resolve + 3.216. reverse_alias + 3.217. reverse_name + 3.218. reverse_realname + 3.219. rfc2047_parameters + 3.220. save_address + 3.221. save_empty + 3.222. save_history + 3.223. save_name + 3.224. score + 3.225. score_threshold_delete + 3.226. score_threshold_flag + 3.227. score_threshold_read + 3.228. search_context + 3.229. send_charset + 3.230. sendmail + 3.231. sendmail_wait + 3.232. shell + 3.233. sig_dashes + 3.234. sig_on_top + 3.235. signature + 3.236. simple_search + 3.237. sleep_time + 3.238. smart_wrap + 3.239. smileys + 3.240. smime_ask_cert_label + 3.241. smime_ca_location + 3.242. smime_certificates + 3.243. smime_decrypt_command + 3.244. smime_decrypt_use_default_key + 3.245. smime_default_key + 3.246. smime_encrypt_command + 3.247. smime_encrypt_with + 3.248. smime_get_cert_command + 3.249. smime_get_cert_email_command + 3.250. smime_get_signer_cert_command + 3.251. smime_import_cert_command + 3.252. smime_is_default + 3.253. smime_keys + 3.254. smime_pk7out_command + 3.255. smime_sign_command + 3.256. smime_sign_opaque_command + 3.257. smime_timeout + 3.258. smime_verify_command + 3.259. smime_verify_opaque_command + 3.260. smtp_authenticators + 3.261. smtp_pass + 3.262. smtp_url + 3.263. sort + 3.264. sort_alias + 3.265. sort_aux + 3.266. sort_browser + 3.267. sort_re + 3.268. spam_separator + 3.269. spoolfile + 3.270. ssl_ca_certificates_file + 3.271. ssl_client_cert + 3.272. ssl_force_tls + 3.273. ssl_min_dh_prime_bits + 3.274. ssl_starttls + 3.275. ssl_use_sslv2 + 3.276. ssl_use_sslv3 + 3.277. ssl_use_tlsv1 + 3.278. ssl_usesystemcerts + 3.279. ssl_verify_dates + 3.280. ssl_verify_host + 3.281. status_chars + 3.282. status_format + 3.283. status_on_top + 3.284. strict_threads + 3.285. suspend + 3.286. text_flowed + 3.287. thorough_search + 3.288. thread_received + 3.289. tilde + 3.290. time_inc + 3.291. timeout + 3.292. tmpdir + 3.293. to_chars + 3.294. tunnel + 3.295. uncollapse_jump + 3.296. use_8bitmime + 3.297. use_domain + 3.298. use_envelope_from + 3.299. use_from + 3.300. use_idn + 3.301. use_ipv6 + 3.302. user_agent + 3.303. visual + 3.304. wait_key + 3.305. weed + 3.306. wrap + 3.307. wrap_search + 3.308. wrapmargin + 3.309. write_bcc + 3.310. write_inc 4. Functions - 4.1. generic menu - 4.2. index menu - 4.3. pager menu - 4.4. alias menu - 4.5. query menu - 4.6. attach menu - 4.7. compose menu - 4.8. postpone menu - 4.9. browser menu - 4.10. pgp menu - 4.11. smime menu - 4.12. mix menu - 4.13. editor menu - -9. Miscellany + 4.1. Generic Menu + 4.2. Index Menu + 4.3. Pager Menu + 4.4. Alias Menu + 4.5. Query Menu + 4.6. Attach Menu + 4.7. Compose Menu + 4.8. Postpone Menu + 4.9. Browser Menu + 4.10. Pgp Menu + 4.11. Smime Menu + 4.12. Mix Menu + 4.13. Editor Menu + +10. Miscellany 1. Acknowledgements - 2. About this document + 2. About This Document List of Tables 1.1. Typographical conventions for special terms -2.1. Most common navigation keys -2.2. Most common line editor keys -2.3. Most common message index keys -2.4. Message status flags -2.5. Message recipient flags -2.6. Most common pager keys -2.7. ANSI escape sequences -2.8. Color sequences -2.9. Most common thread mode keys -2.10. Most common mail sending keys -2.11. Most common compose menu keys -2.12. PGP key menu flags +2.1. Most common navigation keys in entry-based menus +2.2. Most common navigation keys in page-based menus +2.3. Most common line editor keys +2.4. Most common message index keys +2.5. Message status flags +2.6. Message recipient flags +2.7. Most common pager keys +2.8. ANSI escape sequences +2.9. Color sequences +2.10. Most common thread mode keys +2.11. Most common mail sending keys +2.12. Most common compose menu keys +2.13. PGP key menu flags 3.1. Symbolic key names 4.1. POSIX regular expression character classes 4.2. Regular expression repetition operators @@ -525,43 +559,47 @@ List of Tables 4.4. Pattern modifiers 4.5. Simple search keywords 4.6. Date units -8.1. Command line options -8.2. Default generic function bindings -8.3. Default index function bindings -8.4. Default pager function bindings -8.5. Default alias function bindings -8.6. Default query function bindings -8.7. Default attach function bindings -8.8. Default compose function bindings -8.9. Default postpone function bindings -8.10. Default browser function bindings -8.11. Default pgp function bindings -8.12. Default smime function bindings -8.13. Default mix function bindings -8.14. Default editor function bindings +9.1. Command line options +9.2. Default generic Function Bindings +9.3. Default index Function Bindings +9.4. Default pager Function Bindings +9.5. Default alias Function Bindings +9.6. Default query Function Bindings +9.7. Default attach Function Bindings +9.8. Default compose Function Bindings +9.9. Default postpone Function Bindings +9.10. Default browser Function Bindings +9.11. Default pgp Function Bindings +9.12. Default smime Function Bindings +9.13. Default mix Function Bindings +9.14. Default editor Function Bindings List of Examples 3.1. Multiple configuration commands per line 3.2. Commenting configuration files 3.3. Escaping quotes in congfiguration files -3.4. Using external command's output in configuration files -3.5. Using environment variables in configuration files -3.6. Configuring external alias files -3.7. Setting sort method based on mailbox name -3.8. Header weeding -3.9. Configuring header display order -3.10. Defining custom headers -3.11. Using %-expandos in save-hook -3.12. Embedding push in folder-hook -3.13. Configuring spam detection -3.14. Using user-defined variables for config file readability -3.15. Using user-defined variables for backing up other config option values -3.16. Deferring user-defined variable expansion to runtime -3.17. Using external filters in format strings -4.1. Using boolean operators in patterns -4.2. Combining send-hook and my_hdr +3.4. Splitting long configuration commands over several lines +3.5. Using external command's output in configuration files +3.6. Using environment variables in configuration files +3.7. Configuring external alias files +3.8. Setting sort method based on mailbox name +3.9. Header weeding +3.10. Configuring header display order +3.11. Defining custom headers +3.12. Using %-expandos in save-hook +3.13. Embedding push in folder-hook +3.14. Configuring spam detection +3.15. Using user-defined variables for config file readability +3.16. Using user-defined variables for backing up other config option values +3.17. Deferring user-defined variable expansion to runtime +3.18. Using external filters in format strings +4.1. Matching all addresses in address lists +4.2. Using boolean operators in patterns +4.3. Specifying a default hook 5.1. Attachment counting +6.1. URLs +6.2. Managing multiple accounts Chapter 1. Introduction @@ -569,10 +607,10 @@ Table of Contents 1. Mutt Home Page 2. Mailing Lists -3. Software Distribution Sites -4. Mutt online resources +3. Getting Mutt +4. Mutt Online Resources 5. Contributing to Mutt -6. Typograhical conventions +6. Typograhical Conventions 7. Copyright Mutt is a small but very powerful text-based MIME mail client. Mutt is highly @@ -600,16 +638,19 @@ Note All messages posted to mutt-announce are automatically forwarded to mutt-users, so you do not need to be subscribed to both lists. -3. Software Distribution Sites +3. Getting Mutt Mutt releases can be downloaded from ftp://ftp.mutt.org/mutt/. For a list of mirror sites, please refer to http://www.mutt.org/download.html. -4. Mutt online resources +For nightly tarballs and version control access, please refer to the Mutt +development site. + +4. Mutt Online Resources Bug Tracking System - The official mutt bug tracking system can be found at http://dev.mutt.org/ + The official Mutt bug tracking system can be found at http://bugs.mutt.org/ Wiki @@ -631,13 +672,13 @@ Especially for new users it may be helpful to meet other new and experienced users to chat about Mutt, talk about problems and share tricks. Since translations of Mutt into other languages are highly appreciated, the -mutt developers always look for skilled translators that help improve and +Mutt developers always look for skilled translators that help improve and continue to maintain stale translations. For contributing code patches for new features and bug fixes, please refer to the developer pages at http://dev.mutt.org/ for more details. -6. Typograhical conventions +6. Typograhical Conventions This section lists typographical conventions followed throughout this manual. See table Table 1.1, ?Typographical conventions for special terms? for @@ -657,6 +698,8 @@ Table 1.1. Typographical conventions for special terms |^G |Control+G key combination | |--------------+---------------------------------------| |$mail_check |Mutt configuration option | +|--------------+---------------------------------------| +|$HOME |environment variable | +------------------------------------------------------+ @@ -670,7 +713,7 @@ denote that the argument may be repeated arbitrary times. 7. Copyright -Mutt is Copyright (C) 1996-2009 Michael R. Elkins and others. +Mutt is Copyright ? 1996-2009 Michael R. Elkins and others. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software @@ -689,30 +732,39 @@ Chapter 2. Getting Started Table of Contents -1. Core concepts -2. Moving Around in Menus -3. Editing Input Fields +1. Core Concepts +2. Screens and Menus - 3.1. Introduction - 3.2. History + 2.1. Index + 2.2. Pager + 2.3. File Browser + 2.4. Help + 2.5. Compose Menu + 2.6. Alias Menu + 2.7. Attachment Menu -4. Reading Mail - The Index and Pager +3. Moving Around in Menus +4. Editing Input Fields - 4.1. The Message Index - 4.2. The Pager - 4.3. Threaded Mode - 4.4. Miscellaneous Functions + 4.1. Introduction + 4.2. History -5. Sending Mail +5. Reading Mail - 5.1. Introduction - 5.2. Editing the message header - 5.3. Sending cryptographically signed/encrypted messages - 5.4. Sending anonymous messages via mixmaster - 5.5. Sending format=flowed messages + 5.1. The Message Index + 5.2. The Pager + 5.3. Threaded Mode + 5.4. Miscellaneous Functions -6. Forwarding and Bouncing Mail -7. Postponing Mail +6. Sending Mail + + 6.1. Introduction + 6.2. Editing the Message Header + 6.3. Sending Cryptographically Signed/Encrypted Messages + 6.4. Sending Format=Flowed Messages + +7. Forwarding and Bouncing Mail +8. Postponing Mail This section is intended as a brief overview of how to use Mutt. There are many other features which are described elsewhere in the manual. There is even more @@ -723,11 +775,11 @@ The keybindings described in this section are the defaults as distributed. Your local system administrator may have altered the defaults for your site. You can always type ??? in any menu to display the current bindings. -The first thing you need to do is invoke mutt, simply by typing mutt at the -command line. There are various command-line options, see either the mutt man +The first thing you need to do is invoke Mutt, simply by typing mutt at the +command line. There are various command-line options, see either the Mutt man page or the reference. -1. Core concepts +1. Core Concepts Mutt is a text-based application which interacts with users through different menus which are mostly line-/entry-based or page-based. A line-based menu is @@ -741,6 +793,11 @@ menu's contents followed by a context sensitive status line and finally the command line. The command line is used to display informational and error messages as well as for prompts and for entering interactive commands. +Mutt is configured through variables which, if the user wants to permanently +use a non-default value, are written to configuration files. Mutt supports a +rich config file syntax to make even complex configuration files readable and +commentable. + Because Mutt allows for customizing almost all key bindings, there are so-called ?functions? which can be executed manually (using the command line) or in macros. Macros allow the user to bind a sequence of commands to a single @@ -762,12 +819,95 @@ be used to highly customize Mutt's behaviour including managing multiple identities, customizing the display for a folder or even implementing auto-archiving based on a per-folder basis and much more. -2. Moving Around in Menus +Besides an interactive mode, Mutt can also be used as a command-line tool only +send messages. It also supports a mailx(1)-compatible interface, see Table 9.1, +?Command line options? for a complete list of command-line options. + +2. Screens and Menus + +2.1. Index + +The index is the screen that you usually see first when you start Mutt. It +gives an overview over your emails in the currently opened mailbox. By default, +this is your system mailbox. The information you see in the index is a list of +emails, each with its number on the left, its flags (new email, important +email, email that has been forwarded or replied to, tagged email, ...), the +date when email was sent, its sender, the email size, and the subject. +Additionally, the index also shows thread hierarchies: when you reply to an +email, and the other person replies back, you can see the other's person email +in a "sub-tree" below. This is especially useful for personal email between a +group of people or when you've subscribed to mailing lists. + +2.2. Pager + +The pager is responsible for showing the email content. On the top of the pager +you have an overview over the most important email headers like the sender, the +recipient, the subject, and much more information. How much information you +actually see depends on your configuration, which we'll describe below. -The most important navigation keys common to all menus are shown in Table 2.1, -?Most common navigation keys?. +Below the headers, you see the email body which usually contains the message. +If the email contains any attachments, you will see more information about them +below the email body, or, if the attachments are text files, you can view them +directly in the pager. -Table 2.1. Most common navigation keys +To give the user a good overview, it is possible to configure Mutt to show +different things in the pager with different colors. Virtually everything that +can be described with a regular expression can be colored, e.g. URLs, email +addresses or smileys. + +2.3. File Browser + +The file browser is the interface to the local or remote file system. When +selecting a mailbox to open, the browser allows custom sorting of items, +limiting the items shown by a regular expression and a freely adjustable format +of what to display in which way. It also allows for easy navigation through the +file system when selecting file(s) to attach to a message, select multiple +files to attach and many more. + +2.4. Help + +The help screen is meant to offer a quick help to the user. It lists the +current configuration of key bindings and their associated commands including a +short description, and currently unbound functions that still need to be +associated with a key binding (or alternatively, they can be called via the +Mutt command prompt). + +2.5. Compose Menu + +The compose menu features a split screen containing the information which +really matter before actually sending a message by mail: who gets the message +as what (recipients and who gets what kind of copy). Additionally, users may +set security options like deciding whether to sign, encrypt or sign and encrypt +a message with/for what keys. Also, it's used to attach messages, to re-edit +any attachment including the message itself. + +2.6. Alias Menu + +The alias menu is used to help users finding the recipients of messages. For +users who need to contact many people, there's no need to remember addresses or +names completely because it allows for searching, too. The alias mechanism and +thus the alias menu also features grouping several addresses by a shorter +nickname, the actual alias, so that users don't have to select each single +recipient manually. + +2.7. Attachment Menu + +As will be later discussed in detail, Mutt features a good and stable MIME +implementation, that is, it supports sending and receiving messages of +arbitrary MIME types. The attachment menu displays a message's structure in +detail: what content parts are attached to which parent part (which gives a +true tree structure), which type is of what type and what size. Single parts +may saved, deleted or modified to offer great and easy access to message's +internals. + +3. Moving Around in Menus + +The most important navigation keys common to line- or entry-based menus are +shown in Table 2.1, ?Most common navigation keys in entry-based menus? and in +Table 2.2, ?Most common navigation keys in page-based menus? for page-based +menus. + +Table 2.1. Most common navigation keys in entry-based menus +------------------------------------------------------------------------+ | Key | Function | Description | @@ -790,16 +930,35 @@ Table 2.1. Most common navigation keys +------------------------------------------------------------------------+ -3. Editing Input Fields +Table 2.2. Most common navigation keys in page-based menus + ++-------------------------------------------------------------+ +| Key | Function | Description | +|----------------------+---------------+----------------------| +|J or | |scroll down one line | +|----------------------+---------------+----------------------| +| ||sroll up one line | +|----------------------+---------------+----------------------| +|K, or | |move to the next page | +|----------------------+---------------+----------------------| +|- or ||move the previous page| +|----------------------+---------------+----------------------| +| | |move to the top | +|----------------------+---------------+----------------------| +| | |move to the bottom | ++-------------------------------------------------------------+ + + +4. Editing Input Fields -3.1. Introduction +4.1. Introduction Mutt has a built-in line editor for inputting text, e.g. email addresses or filenames. The keys used to manipulate text input are very similar to those of -Emacs. See Table 2.2, ?Most common line editor keys? for a full reference of +Emacs. See Table 2.3, ?Most common line editor keys? for a full reference of available functions, their default key bindings, and short descriptions. -Table 2.2. Most common line editor keys +Table 2.3. Most common line editor keys +---------------------------------------------------------------------+ | Key | Function | Description | @@ -856,17 +1015,19 @@ you could use: bind editor backspace -3.2. History +4.2. History Mutt maintains a history for the built-in editor. The number of items is controlled by the $history variable and can be made persistent using an external file specified using $history_file. You may cycle through them at an -editor prompt by using the and/or commands. +editor prompt by using the and/or commands. But +notice that Mutt does not remember the currently entered text, it only cycles +through history and wraps around at the end or beginning. Mutt maintains several distinct history lists, one for each of the following categories: - * muttrc commands + * .muttrc commands * addresses and aliases @@ -878,27 +1039,27 @@ categories: * everything else -Mutt automatically filters out repeated items from the history. It also mimics -the behavior of some shells by ignoring items starting with a space. The latter -feature can be useful in macros to not clobber the history's valuable entries -with unwanted entries. +Mutt automatically filters out consecutively repeated items from the history. +It also mimics the behavior of some shells by ignoring items starting with a +space. The latter feature can be useful in macros to not clobber the history's +valuable entries with unwanted entries. -4. Reading Mail - The Index and Pager +5. Reading Mail Similar to many other mail clients, there are two modes in which mail is read -in Mutt. The first is the index of messages in the mailbox, which is called the -?index? in Mutt. The second mode is the display of the message contents. This -is called the ?pager.? +in Mutt. The first is a list of messages in the mailbox, which is called the +?index? menu in Mutt. The second mode is the display of the message contents. +This is called the ?pager.? The next few sections describe the functions provided in each of these modes. -4.1. The Message Index +5.1. The Message Index Common keys used to navigate through and manage messages in the index are shown -in Table 2.3, ?Most common message index keys?. How messages are presented in +in Table 2.4, ?Most common message index keys?. How messages are presented in the index menu can be customized using the $index_format variable. -Table 2.3. Most common message index keys +Table 2.4. Most common message index keys +----------------------------------------------------+ | Key | Description | @@ -965,14 +1126,14 @@ Table 2.3. Most common message index keys In addition to who sent the message and the subject, a short summary of the disposition of each message is printed beside the message number. Zero or more -of the ?flags? in Table 2.4, ?Message status flags? may appear, some of which +of the ?flags? in Table 2.5, ?Message status flags? may appear, some of which can be turned on or off using these functions: and bound by default to ?w? and ?W? respectively. -Furthermore, the flags in Table 2.5, ?Message recipient flags? reflect who the +Furthermore, the flags in Table 2.6, ?Message recipient flags? reflect who the message is addressed to. They can be customized with the $to_chars variable. -Table 2.4. Message status flags +Table 2.5. Message status flags +------------------------------------------------------------------+ |Flag| Description | @@ -1001,7 +1162,7 @@ Table 2.4. Message status flags +------------------------------------------------------------------+ -Table 2.5. Message recipient flags +Table 2.6. Message recipient flags +------------------------------------------------------+ |Flag| Description | @@ -1018,13 +1179,14 @@ Table 2.5. Message recipient flags +------------------------------------------------------+ -4.2. The Pager +5.2. The Pager -By default, Mutt uses its builtin pager to display the contents of messages. -The pager is very similar to the Unix program less though not nearly as +By default, Mutt uses its builtin pager to display the contents of messages (an +external pager such as less(1) can be configured, see $pager variable). The +pager is very similar to the Unix program less(1) though not nearly as featureful. -Table 2.6. Most common pager keys +Table 2.7. Most common pager keys +---------------------------------------------------------------------------+ | Key | Description | @@ -1053,14 +1215,14 @@ Table 2.6. Most common pager keys +---------------------------------------------------------------------------+ -In addition to key bindings in Table 2.6, ?Most common pager keys?, many of the +In addition to key bindings in Table 2.7, ?Most common pager keys?, many of the functions from the index menu are also available in the pager, such as or (this is one advantage over using an external pager to view messages). Also, the internal pager supports a couple other advanced features. For one, it will accept and translate the ?standard? nroff sequences for bold and -underline. These sequences are a series of either the letter, backspace (^H), +underline. These sequences are a series of either the letter, backspace (?^H?), the letter again for bold or the letter, backspace, ?_? for denoting underline. Mutt will attempt to display these in bold and underline respectively if your terminal supports them. If not, you can use the bold and underline color @@ -1072,9 +1234,9 @@ settings. The sequences Mutt supports are: \e[Ps;Ps;..Ps;m -where Ps can be one of the codes shown in Table 2.7, ?ANSI escape sequences?. +where Ps can be one of the codes shown in Table 2.8, ?ANSI escape sequences?. -Table 2.7. ANSI escape sequences +Table 2.8. ANSI escape sequences +--------------------------------------------------------------------------+ |Escape code| Description | @@ -1089,13 +1251,13 @@ Table 2.7. ANSI escape sequences |-----------+--------------------------------------------------------------| |7 |Reverse video on | |-----------+--------------------------------------------------------------| -|3 |Foreground color is (see Table 2.8, ?Color sequences?)| +|3 |Foreground color is (see Table 2.9, ?Color sequences?)| |-----------+--------------------------------------------------------------| -|4 |Background color is (see Table 2.8, ?Color sequences?)| +|4 |Background color is (see Table 2.9, ?Color sequences?)| +--------------------------------------------------------------------------+ -Table 2.8. Color sequences +Table 2.9. Color sequences +-------------------+ |Color code | Color | @@ -1131,16 +1293,21 @@ Note Note that the search commands in the pager take regular expressions, which are not quite the same as the more complex patterns used by the search command in -the index. This is because the pager only performs simple text search, whereas -the index provides boolean filtering on several aspects of messages. +the index. This is because patterns are used to select messages by criteria +whereas the pager already displays a selected message. -4.3. Threaded Mode +5.3. Threaded Mode -When the mailbox is sorted by threads, there are a few additional functions -available in the index and pager modes as shown in Table 2.9, ?Most common -thread mode keys?. +So-called ?threads? provide a hierarchy of messages where replies are linked to +their parent message(s). This organizational form is extremely useful in +mailing lists where different parts of the discussion diverge. Mutt displays +threads as a tree structure. -Table 2.9. Most common thread mode keys +In Mutt, when a mailbox is sorted by threads, there are a few additional +functions available in the index and pager modes as shown in Table 2.10, ?Most +common thread mode keys?. + +Table 2.10. Most common thread mode keys +-------------------------------------------------------------------------+ | Key | Function | Description | @@ -1175,17 +1342,18 @@ Table 2.9. Most common thread mode keys +-------------------------------------------------------------------------+ -Note - Collapsing a thread displays only the first message in the thread and hides the others. This is useful when threads contain so many messages that you can only see a handful of threads on the screen. See %M in $index_format. For example, -you could use "%?M?(#%03M)&(%4l)?" in $index_format to optionally display the -number of hidden messages if the thread is collapsed. +you could use ?%?M?(#%03M)&(%4l)?? in $index_format to optionally display the +number of hidden messages if the thread is collapsed. The %??& +? syntax is explained in detail in format string conditionals. -See also: $strict_threads. +Technically, every reply should contain a list of its parent messages in the +thread tree, but not all do. In these cases, Mutt groups them by subject which +can be controlled using the $strict_threads variable. -4.4. Miscellaneous Functions +5.4. Miscellaneous Functions In addition, the index and pager menus have these interesting functions: @@ -1293,14 +1461,14 @@ In addition, the index and pager menus have these interesting functions: This function will go to the next line of non-quoted text which comes after a line of quoted text in the internal pager. -5. Sending Mail +6. Sending Mail -5.1. Introduction +6.1. Introduction -The bindings shown in Table 2.10, ?Most common mail sending keys? are available +The bindings shown in Table 2.11, ?Most common mail sending keys? are available in the index and pager to start a new message. -Table 2.10. Most common mail sending keys +Table 2.11. Most common mail sending keys +----------------------------------------------------+ | Key | Function | Description | @@ -1323,28 +1491,49 @@ Table 2.10. Most common mail sending keys Bouncing a message sends the message as-is to the recipient you specify. Forwarding a message allows you to add comments or modify the message you are -forwarding. These items are discussed in greater detail in the next chapter ? +forwarding. These items are discussed in greater detail in the next section ? Forwarding and Bouncing Mail.? Mutt will then enter the compose menu and prompt you for the recipients to -place on the ?To:? header field. Next, it will ask you for the ?Subject:? field -for the message, providing a default if you are replying to or forwarding a -message. See also $askcc, $askbcc, $autoedit, $bounce, $fast_reply, and -$include for changing how Mutt asks these questions. - -Mutt will then automatically start your $editor on the message body. If the -$edit_headers variable is set, the headers will be at the top of the message in -your editor. Any messages you are replying to will be added in sort order to -the message, with appropriate $attribution, $indent_string and -$post_indent_string. When forwarding a message, if the $mime_forward variable -is unset, a copy of the forwarded message will be included. If you have -specified a $signature, it will be appended to the message. +place on the ?To:? header field when you hit m to start a new message. Next, it +will ask you for the ?Subject:? field for the message, providing a default if +you are replying to or forwarding a message. You again have the chance to +adjust recipients, subject, and security settings right before actually sending +the message. See also $askcc, $askbcc, $autoedit, $bounce, $fast_reply, and +$include for changing how and if Mutt asks these questions. + +When replying, Mutt fills these fields with proper values depending on the +reply type. The types of replying supported are: + +Simple reply + + Reply to the author directly. + +Group reply + + Reply to the author as well to all recipients except you; this consults + alternates. + +List reply + + Reply to all mailing list addresses found, either specified via + configuration or auto-detected. See Section 12, ?Mailing Lists? for + details. + +After getting recipients for new messages, forwards or replies, Mutt will then +automatically start your $editor on the message body. If the $edit_headers +variable is set, the headers will be at the top of the message in your editor. +Any messages you are replying to will be added in sort order to the message, +with appropriate $attribution, $indent_string and $post_indent_string. When +forwarding a message, if the $mime_forward variable is unset, a copy of the +forwarded message will be included. If you have specified a $signature, it will +be appended to the message. Once you have finished editing the body of your mail message, you are returned -to the compose menu providing the functions shown in Table 2.11, ?Most common +to the compose menu providing the functions shown in Table 2.12, ?Most common compose menu keys? to modify, send or postpone the message. -Table 2.11. Most common compose menu keys +Table 2.12. Most common compose menu keys +----------------------------------------------------------------------+ | Key | Function | Description | @@ -1402,42 +1591,53 @@ Note that certain operations like composing a new mail, replying, forwarding, etc. are not permitted when you are in that folder. The %r in $status_format will change to a ?A? to indicate that you are in attach-message mode. -5.2. Editing the message header +6.2. Editing the Message Header When editing the header because of $edit_headers being set, there are a several -pseudo headers available which will not be included in sent messages. +pseudo headers available which will not be included in sent messages but +trigger special Mutt behavior. + +6.2.1. Fcc: Pseudo Header -5.2.1. Fcc: pseudo header +If you specify -If you specify Fcc: filename as a header, Mutt will pick up filename just as if -you had used the function in the compose menu. +Fcc: filename -5.2.2. Attach: pseudo header +as a header, Mutt will pick up filename just as if you had used the +function in the compose menu. It can later be changed from the compose menu. -You can also attach files to your message by specifying Attach: filename [ -description ] where filename is the file to attach and description is an -optional string to use as the description of the attached file. +6.2.2. Attach: Pseudo Header -5.2.3. Pgp: pseudo header +You can also attach files to your message by specifying + +Attach: filename [ description ] + +where filename is the file to attach and description is an optional string to +use as the description of the attached file. Spaces in filenames have to be +escaped using backslash (?\?). The file can be removed as well as more added +from the compose menu. + +6.2.3. Pgp: Pseudo Header If you want to use PGP, you can specify Pgp: [ E | S | S ] ?E? selects encryption, ?S? selects signing and ?S? selects signing with -the given key, setting $pgp_sign_as permanently. +the given key, setting $pgp_sign_as permanently. The selection can later be +changed in the compose menu. -5.2.4. In-Reply-To: header +6.2.4. In-Reply-To: Header When replying to messages, the In-Reply-To: header contains the Message-Id of -the message(s) you reply to. If you remove its value, Mutt will not generate a -References: field, which allows you to create a new message thread, for example -to create a new message to a mailing list without having to enter the mailing -list's address. +the message(s) you reply to. If you remove or modify its value, Mutt will not +generate a References: field, which allows you to create a new message thread, +for example to create a new message to a mailing list without having to enter +the mailing list's address. -5.3. Sending cryptographically signed/encrypted messages +6.3. Sending Cryptographically Signed/Encrypted Messages -If you have told mutt to PGP or S/MIME encrypt a message, it will guide you +If you have told Mutt to PGP or S/MIME encrypt a message, it will guide you through a key selection process when you try to send the message. Mutt will not ask you any questions about keys which have a certified user ID matching one of the message recipients' mail addresses. However, there may be situations in @@ -1445,9 +1645,9 @@ which there are several keys, weakly certified user ID fields, or where no matching keys can be found. In these cases, you are dropped into a menu with a list of keys from which you -can select one. When you quit this menu, or mutt can't find any matching keys, +can select one. When you quit this menu, or Mutt can't find any matching keys, you are prompted for a user ID. You can, as usually, abort this prompt using ^ -G. When you do so, mutt will return to the compose screen. +G. When you do so, Mutt will return to the compose screen. Once you have successfully finished the key selection, the message will be encrypted using the selected public keys when sent out. @@ -1456,10 +1656,10 @@ Most fields of the entries in the key selection menu (see also $pgp_entry_format) have obvious meanings. But some explanations on the capabilities, flags, and validity fields are in order. -The flags sequence (%f) will expand to one of the flags in Table 2.12, ?PGP key -menu flags?. +The flags sequence (?%f?) will expand to one of the flags in Table 2.13, ?PGP +key menu flags?. -Table 2.12. PGP key menu flags +Table 2.13. PGP key menu flags +-------------------------------------------------------+ |Flag| Description | @@ -1474,8 +1674,8 @@ Table 2.12. PGP key menu flags +-------------------------------------------------------+ -The capabilities field (%c) expands to a two-character sequence representing a -key's capabilities. The first character gives the key's encryption +The capabilities field (?%c?) expands to a two-character sequence representing +a key's capabilities. The first character gives the key's encryption capabilities: A minus sign (?-?) means that the key cannot be used for encryption. A dot (?.?) means that it's marked as a signature key in one of the user IDs, but may also be used for encryption. The letter ?e? indicates that @@ -1486,47 +1686,14 @@ The second character indicates the key's signing capabilities. Once again, a encryption key in one of the user-ids, and ?s? denotes a key which can be used for signing. -Finally, the validity field (%t) indicates how well-certified a user-id is. A +Finally, the validity field (?%t?) indicates how well-certified a user-id is. A question mark (???) indicates undefined validity, a minus character (?-?) marks an untrusted association, a space character means a partially trusted association, and a plus character (?+?) indicates complete validity. -5.4. Sending anonymous messages via mixmaster - -You may also have compiled mutt to co-operate with Mixmaster, an anonymous -remailer. Mixmaster permits you to send your messages anonymously using a chain -of remailers. Mixmaster support in mutt is for mixmaster version 2.04 (beta 45 -appears to be the latest) and 2.03. It does not support earlier versions or the -later so-called version 3 betas, of which the latest appears to be called -2.9b23. - -To use it, you'll have to obey certain restrictions. Most important, you cannot -use the Cc and Bcc headers. To tell Mutt to use mixmaster, you have to select a -remailer chain, using the mix function on the compose menu. - -The chain selection screen is divided into two parts. In the (larger) upper -part, you get a list of remailers you may use. In the lower part, you see the -currently selected chain of remailers. - -You can navigate in the chain using the and -functions, which are by default bound to the left and right arrows and to the h -and l keys (think vi keyboard bindings). To insert a remailer at the current -chain position, use the function. To append a remailer behind the -current chain position, use or . You can also delete -entries from the chain, using the corresponding function. Finally, to abandon -your changes, leave the menu, or them pressing (by default) the Return -key. - -Note that different remailers do have different capabilities, indicated in the -%c entry of the remailer menu lines (see $mix_entry_format). Most important is -the ?middleman? capability, indicated by a capital ?M?: This means that the -remailer in question cannot be used as the final element of a chain, but will -only forward messages to other mixmaster remailers. For details on the other -capabilities, please have a look at the mixmaster documentation. - -5.5. Sending format=flowed messages +6.4. Sending Format=Flowed Messages -5.5.1. Concept +6.4.1. Concept format=flowed-style messages (or f=f for short) are text/plain messages that consist of paragraphs which a receiver's mail client may reformat to its own @@ -1534,18 +1701,18 @@ needs which mostly means to customize line lengths regardless of what the sender sent. Technically this is achieved by letting lines of a ?flowable? paragraph end in spaces except for the last line. -While for text-mode clients like mutt it's the best way to assume only a +While for text-mode clients like Mutt it's the best way to assume only a standard 80x25 character cell terminal, it may be desired to let the receiver decide completely how to view a message. -5.5.2. Mutt support +6.4.2. Mutt Support Mutt only supports setting the required format=flowed MIME parameter on outgoing messages if the $text_flowed variable is set, specifically it does not add the trailing spaces. After editing the initial message text and before entering the compose menu, -mutt properly space-stuffes the message. Space-stuffing is required by RfC3676 +Mutt properly space-stuffes the message. Space-stuffing is required by RfC3676 defining format=flowed and means to prepend a space to: * all lines starting with a space @@ -1564,9 +1731,9 @@ the initial edit is finished. All leading spaces are to be removed by receiving clients to restore the original message prior to further processing. -5.5.3. Editor considerations +6.4.3. Editor Considerations -As mutt provides no additional features to compose f=f messages, it's +As Mutt provides no additional features to compose f=f messages, it's completely up to the user and his editor to produce proper messages. Please consider your editor's documentation if you intend to send f=f messages. @@ -1577,7 +1744,7 @@ properly space-stuffed. For example, vim provides the w flag for its formatoptions setting to assist in creating f=f messages, see :help fo-table for details. -6. Forwarding and Bouncing Mail +7. Forwarding and Bouncing Mail Bouncing and forwarding let you send an existing message to recipients that you specify. Bouncing a message sends a verbatim copy of a message to alternative @@ -1601,7 +1768,7 @@ variable, unless $mime_forward is set. Editing the message to forward follows the same procedure as sending or replying to a message does. -7. Postponing Mail +8. Postponing Mail At times it is desirable to delay sending a message that you have already begun to compose. When the function is used in the compose menu, @@ -1628,44 +1795,51 @@ Chapter 3. Configuration Table of Contents -1. Location of initialization files +1. Location of Initialization Files 2. Syntax of Initialization Files -3. Address groups -4. Defining/Using aliases -5. Changing the default key bindings -6. Defining aliases for character sets -7. Setting variables based upon mailbox -8. Keyboard macros -9. Using color and mono video attributes -10. Message header display -11. Alternative addresses -12. Mailing lists -13. Using Multiple spool mailboxes -14. Monitoring incoming mail -15. User defined headers -16. Specify default save mailbox -17. Specify default Fcc: mailbox when composing -18. Specify default save filename and default Fcc: mailbox at once -19. Change settings based upon message recipients -20. Change settings before formatting a message -21. Choosing the cryptographic key of the recipient -22. Adding key sequences to the keyboard buffer -23. Executing functions +3. Address Groups +4. Defining/Using Aliases +5. Changing the Default Key Bindings +6. Defining Aliases for Character Sets +7. Setting Variables Based Upon Mailbox +8. Keyboard Macros +9. Using Color and Mono Video Attributes +10. Message Header Display + + 10.1. Selecting Headers + 10.2. Ordering Displayed Headers + +11. Alternative Addresses +12. Mailing Lists +13. Using Multiple Spool Mailboxes +14. Monitoring Incoming Mail +15. User-Defined Headers +16. Specify Default Save Mailbox +17. Specify Default Fcc: Mailbox When Composing +18. Specify Default Save Filename and Default Fcc: Mailbox at Once +19. Change Settings Based Upon Message Recipients +20. Change Settings Before Formatting a Message +21. Choosing the Cryptographic Key of the Recipient +22. Adding Key Sequences to the Keyboard Buffer +23. Executing Functions 24. Message Scoring -25. Spam detection +25. Spam Detection 26. Setting and Querying Variables - 26.1. Commands - 26.2. User-defined variables + 26.1. Variable Types + 26.2. Commands + 26.3. User-Defined Variables -27. Reading initialization commands from another file -28. Removing hooks +27. Reading Initialization Commands From Another File +28. Removing Hooks 29. Format Strings 29.1. Basic usage - 29.2. Filters + 29.2. Conditionals + 29.3. Filters + 29.4. Padding -1. Location of initialization files +1. Location of Initialization Files While the default configuration (or ?preferences?) make Mutt usable right out of the box, it is often desirable to tailor Mutt to suit your own tastes. When @@ -1674,17 +1848,17 @@ Mutt is first invoked, it will attempt to read the ?system? configuration file option is specified. This file is typically /usr/local/share/mutt/Muttrc or / etc/Muttrc. Mutt will next look for a file named .muttrc in your home directory. If this file does not exist and your home directory has a -subdirectory named .mutt, mutt try to load a file named .mutt/muttrc. +subdirectory named .mutt, Mutt tries to load a file named .mutt/muttrc. .muttrc is the file where you will usually place your commands to configure Mutt. -In addition, mutt supports version specific configuration files that are parsed +In addition, Mutt supports version specific configuration files that are parsed instead of the default files as explained above. For instance, if your system has a Muttrc-0.88 file in the system configuration directory, and you are -running version 0.88 of mutt, this file will be sourced instead of the Muttrc +running version 0.88 of Mutt, this file will be sourced instead of the Muttrc file. The same is true of the user configuration file, if you have a file -.muttrc-0.88.6 in your home directory, when you run mutt version 0.88.6, it +.muttrc-0.88.6 in your home directory, when you run Mutt version 0.88.6, it will source this file instead of the default .muttrc file. The version number is the same which is visible using the ?-v? command line switch or using the show-version key (default: V) from the index menu. @@ -1693,7 +1867,7 @@ show-version key (default: V) from the index menu. An initialization file consists of a series of commands. Each line of the file may contain one or more commands. When multiple commands are used, they must be -separated by a semicolon (;). +separated by a semicolon (?;?). Example 3.1. Multiple configuration commands per line @@ -1702,14 +1876,14 @@ set realname='Mutt user' ; ignore x- The hash mark, or pound sign (?#?), is used as a ?comment? character. You can use it to annotate your initialization file. All text after the comment -character to the end of the line is ignored. For example, +character to the end of the line is ignored. Example 3.2. Commenting configuration files my_hdr X-Disclaimer: Why are you listening to me? # This is a comment -Single quotes (') and double quotes (") can be used to quote strings which +Single quotes (?'?) and double quotes (?"?) can be used to quote strings which contain spaces or other special characters. The difference between the two types of quotes is similar to that of many popular shell programs, namely that a single quote is used to specify a literal string (one that is not interpreted @@ -1717,7 +1891,7 @@ for shell variables or quoting with a backslash [see next paragraph]), while double quotes indicate a string for which should be evaluated. For example, backticks are evaluated inside of double quotes, but not for single quotes. -\ quotes the next character, just as in shells such as bash and zsh. For +?\? quotes the next character, just as in shells such as bash and zsh. For example, if want to put quotes ?"? inside of a string, you can use ?\? to force the next character to be a literal instead of interpreted character. @@ -1729,43 +1903,47 @@ set realname="Michael \"MuttDude\" Elkins" ?\\? means to insert a literal ?\? into the line. ?\n? and ?\r? have their usual C meanings of linefeed and carriage-return, respectively. -A \ at the end of a line can be used to split commands over multiple lines, -provided that the split points don't appear in the middle of command names. +A ?\? at the end of a line can be used to split commands over multiple lines as +it ?escapes? the line end, provided that the split points don't appear in the +middle of command names. Lines are first concatenated before interpretation so +that a multi-line can be commented by commenting out the first line only. -It is also possible to substitute the output of a Unix command in an -initialization file. This is accomplished by enclosing the command in backticks -(``). For example, +Example 3.4. Splitting long configuration commands over several lines -Example 3.4. Using external command's output in configuration files +set status_format="some very \ +long value split \ +over several lines" -my_hdr X-Operating-System: `uname -a` +It is also possible to substitute the output of a Unix command in an +initialization file. This is accomplished by enclosing the command in backticks +(``). In Example 3.5, ?Using external command's output in configuration files?, +the output of the Unix command ?uname -a? will be substituted before the line +is parsed. Since initialization files are line oriented, only the first line of +output from the Unix command will be substituted. -The output of the Unix command ?uname -a? will be substituted before the line -is parsed. +Example 3.5. Using external command's output in configuration files -Note +my_hdr X-Operating-System: `uname -a` -Since initialization files are line oriented, only the first line of output -from the Unix command will be substituted. -Both environment variables and mutt variables can be accessed by prepending ?$? +Both environment variables and Mutt variables can be accessed by prepending ?$? to the name of the variable. For example, -Example 3.5. Using environment variables in configuration files +Example 3.6. Using environment variables in configuration files set record=+sent_on_$HOSTNAME -will cause mutt to save outgoing messages to a folder named ?sent_on_kremvax? -if the environment variable HOSTNAME is set to ?kremvax.? (See $record for +will cause Mutt to save outgoing messages to a folder named ?sent_on_kremvax? +if the environment variable $HOSTNAME is set to ?kremvax.? (See $record for details.) Mutt expands the variable when it is assigned, not when it is used. If the value of a variable on the right-hand side of an assignment changes after the assignment, the variable on the left-hand side will not be affected. -The commands understood by mutt are explained in the next paragraphs. For a +The commands understood by Mutt are explained in the next paragraphs. For a complete list, see the command reference. All configuration files are expected to be in the current locale as specified @@ -1778,7 +1956,7 @@ This mechanism should be avoided if possible as it has the following implications: * These variables should be set early in a configuration file with $charset - preceding $config_charset so Mutt know what character set to convert to. + preceding $config_charset so Mutt knows what character set to convert to. * If $config_charset is set, it should be set in each configuration file because the value is global and not per configuration file. @@ -1789,12 +1967,11 @@ implications: silently change the meaning of certain tokens (e.g. inserting question marks into regular expressions). -3. Address groups +3. Address Groups Usage: group [ -group name ...] { -rx expr ... | -addr expr ... } - ungroup [ -group name ...] { * | -rx expr ... | -addr expr ... } group is used to directly add either addresses or regular expressions to the @@ -1813,11 +1990,12 @@ ungroup is used to remove addresses or regular expressions from the specified group or groups. The syntax is similar to the group command, however the special character * can be used to empty a group of all of its contents. -4. Defining/Using aliases +4. Defining/Using Aliases Usage: alias [ -group name ...] key address [ address ...] +unalias [ -group name ...] { * | key ... } It's usually very cumbersome to remember or type out the address of someone you are communicating with. Mutt allows you to create ?aliases? which map a short @@ -1833,15 +2011,13 @@ added to the named group. To remove an alias or aliases (?*? means all aliases): -unalias [ -group name ...] { * | key ... } - alias muttdude me@cs.hmc.edu (Michael Elkins) alias theguys manny, moe, jack Unlike other mailers, Mutt doesn't require aliases to be defined in a special file. The alias command can appear anywhere in a configuration file, as long as this file is sourced. Consequently, you can have multiple alias files, or you -can have all aliases defined in your muttrc. +can have all aliases defined in your .muttrc. On the other hand, the function can use only one file, the one pointed to by the $alias_file variable (which is ?/.muttrc by default). This @@ -1849,31 +2025,29 @@ file is not special either, in the sense that Mutt will happily append aliases to any file, but in order for the new aliases to take effect you need to explicitly source this file too. -For example: - -Example 3.6. Configuring external alias files +Example 3.7. Configuring external alias files source /usr/local/share/Mutt.aliases source ~/.mail_aliases set alias_file=~/.mail_aliases -To use aliases, you merely use the alias at any place in mutt where mutt +To use aliases, you merely use the alias at any place in Mutt where Mutt prompts for addresses, such as the To: or Cc: prompt. You can also enter aliases in your editor at the appropriate headers if you have the $edit_headers variable set. In addition, at the various address prompts, you can use the tab character to -expand a partial alias to the full alias. If there are multiple matches, mutt +expand a partial alias to the full alias. If there are multiple matches, Mutt will bring up a menu with the matching aliases. In order to be presented with -the full list of aliases, you must hit tab with out a partial alias, such as at +the full list of aliases, you must hit tab without a partial alias, such as at the beginning of the prompt or after a comma denoting multiple addresses. In the alias menu, you can select as many aliases as you want with the select-entry key (default: ), and use the exit key (default: q) to return to the address prompt. -5. Changing the default key bindings +5. Changing the Default Key Bindings Usage: @@ -1897,8 +2071,8 @@ generic alias The alias menu is the list of your personal aliases as defined in your - muttrc. It is the mapping from a short alias name to the full email address - (es) of the recipient(s). + .muttrc. It is the mapping from a short alias name to the full email + address(es) of the recipient(s). attach @@ -2018,23 +2192,22 @@ function specifies which action to take when key is pressed. For a complete list of functions, see the reference. The special function unbinds the specified key sequence. -6. Defining aliases for character sets +6. Defining Aliases for Character Sets Usage: charset-hook alias charset - iconv-hook charset local-charset The charset-hook command defines an alias for a character set. This is useful to properly display messages which are tagged with a character set name not -known to mutt. +known to Mutt. The iconv-hook command defines a system-specific name for a character set. This is helpful when your systems character conversion library insists on using strange, system-specific names for character sets. -7. Setting variables based upon mailbox +7. Setting Variables Based Upon Mailbox Usage: @@ -2044,7 +2217,7 @@ It is often desirable to change settings based on which mailbox you are reading. The folder-hook command provides a method by which you can execute any configuration command. regexp is a regular expression specifying in which mailboxes to execute command before loading. If a mailbox matches multiple -folder-hook's, they are executed in the order given in the muttrc. +folder-hooks, they are executed in the order given in the .muttrc. Note @@ -2058,22 +2231,23 @@ Settings are not restored when you leave the mailbox. For example, a command action to perform is to change the sorting method based upon the mailbox being read: -folder-hook mutt set sort=threads +folder-hook mutt "set sort=threads" However, the sorting method is not restored to its previous value when reading a different mailbox. To specify a default command, use the pattern ?.? before other folder-hooks adjusting a value on a per-folder basis because folder-hooks -are evaluated in the order given in the configuration file. The following -example will set the sort variable to date-sent for all folders but to threads -for all folders containing ?mutt? in their name. +are evaluated in the order given in the configuration file. -Example 3.7. Setting sort method based on mailbox name +The following example will set the sort variable to date-sent for all folders +but to threads for all folders containing ?mutt? in their name. -folder-hook . set sort=date-sent -folder-hook mutt set sort=threads +Example 3.8. Setting sort method based on mailbox name +folder-hook . "set sort=date-sent" +folder-hook mutt "set sort=threads" -8. Keyboard macros + +8. Keyboard Macros Usage: @@ -2102,24 +2276,21 @@ and also facilitates defining of macros in files used by more than one user (e.g., the system Muttrc). Optionally you can specify a descriptive text after sequence, which is shown in -the help screens. +the help screens if they contain a description. Note Macro definitions (if any) listed in the help screen(s), are silently truncated at the screen width, and are not wrapped. -9. Using color and mono video attributes +9. Using Color and Mono Video Attributes Usage: color object foreground background - color { header | body } foreground background regexp - color index foreground background pattern - -uncolor index { * | pattern ... } +uncolor { index | header | body } { * | pattern ... } If your terminal supports color, you can spice up Mutt by creating your own color scheme. To define the color of an object (type of information), you must @@ -2191,7 +2362,7 @@ foreground color boldfaced (e.g., brightred). If your terminal supports it, the special keyword default can be used as a transparent color. The value brightdefault is also valid. If Mutt is linked -against the S-Lang library, you also need to set the COLORFGBG environment +against the S-Lang library, you also need to set the $COLORFGBG environment variable to the default colors of your terminal for this to work; for example (for Bourne-like shells): @@ -2205,10 +2376,10 @@ of white and yellow when setting this variable. Note -The uncolor command can be applied to the index object only. It removes entries -from the list. You must specify the same pattern specified in the color command -for it to be removed. The pattern ?*? is a special token which means to clear -the color index list of all entries. +The uncolor command can be applied to the index, header and body objects only. +It removes entries from the list. You must specify the same pattern specified +in the color command for it to be removed. The pattern ?*? is a special token +which means to clear the color list of all entries. Mutt also recognizes the keywords color0, color1, ?, colorN-1 (N being the number of colors supported by your terminal). This is useful when you remap the @@ -2216,17 +2387,12 @@ colors for your display (for example by changing the color associated with color2 for your xterm), since color names may then lose their normal meaning. If your terminal does not support color, it is still possible change the video -attributes through the use of the ?mono? command: - -Usage: +attributes through the use of the ?mono? command. Usage: mono object attribute - mono { header | body } attribute regexp - mono index attribute pattern - -unmono index { * | pattern ... } +unmono { index | header | body } { * | pattern ... } For object, see the color command. attribute can be one of the following: @@ -2240,12 +2406,13 @@ For object, see the color command. attribute can be one of the following: * standout -10. Message header display +10. Message Header Display + +10.1. Selecting Headers Usage: ignore pattern [ pattern ...] - unignore { * | pattern ... } Messages often have many header fields added by automatic processing systems, @@ -2262,9 +2429,7 @@ For example, if you do ?ignore x-? it is possible to ?unignore x-mailer?. ?unignore *? will remove all tokens from the ignore list. -For example: - -Example 3.8. Header weeding +Example 3.9. Header weeding # Sven's draconian header weeding ignore * @@ -2273,40 +2438,40 @@ unignore organization organisation x-mailer: x-newsreader: x-mailing-list: unignore posted-to: +10.2. Ordering Displayed Headers + Usage: hdr_order header [ header ...] - unhdr_order { * | header ... } -With the hdr_order command you can specify an order in which mutt will attempt +With the hdr_order command you can specify an order in which Mutt will attempt to present these headers to you when viewing messages. ?unhdr_order *? will clear all previous headers from the order list, thus removing the header order effects set by the system-wide startup file. -Example 3.9. Configuring header display order +Example 3.10. Configuring header display order hdr_order From Date: From: To: Cc: Subject: -11. Alternative addresses +11. Alternative Addresses Usage: alternates [ -group name ...] regexp [ regexp ...] - unalternates [ -group name ...] { * | regexp ... } -With various functions, mutt will treat messages differently, depending on +With various functions, Mutt will treat messages differently, depending on whether you sent them or whether you received them from someone else. For -instance, when replying to a message that you sent to a different party, mutt +instance, when replying to a message that you sent to a different party, Mutt will automatically suggest to send the response to the original message's -recipients -- responding to yourself won't make much sense in many cases. (See +recipients ? responding to yourself won't make much sense in many cases. (See $reply_to.) Many users receive e-mail under a number of different addresses. To fully use -mutt's features here, the program must be able to recognize what e-mail +Mutt's features here, the program must be able to recognize what e-mail addresses you receive mail under. That's the purpose of the alternates command: It takes a list of regular expressions, each of which can identify an address under which you receive e-mail. @@ -2317,7 +2482,7 @@ possible to avoid mismatches. For example, if you specify: alternates user@example -mutt will consider ?some-user@example? as being your address, too which may not +Mutt will consider ?some-user@example? as being your address, too which may not be desired. As a solution, in such cases addresses should be specified as: alternates '^user@example$' @@ -2336,25 +2501,25 @@ command matches an entry on the unalternates list, that unalternates entry will be removed. If the regexp for unalternates is ?*?, all entries on alternates will be removed. -12. Mailing lists +12. Mailing Lists Usage: lists [ -group name ...] regexp [ regexp ...] - unlists [ -group name ...] { * | regexp ... } - subscribe [ -group name ...] regexp [ regexp ...] - unsubscribe [ -group name ...] { * | regexp ... } Mutt has a few nice features for handling mailing lists. In order to take advantage of them, you must specify which addresses belong to mailing lists, -and which mailing lists you are subscribed to. Once you have done this, the - function will work for all known lists. Additionally, when you -send a message to a subscribed list, mutt will add a Mail-Followup-To header to -tell other users' mail user agents not to send copies of replies to your -personal address. +and which mailing lists you are subscribed to. Mutt also has limited support +for auto-detecting mailing lists: it supports parsing mailto: links in the +common List-Post: header which has the same effect as specifying the list +address via the lists command (except the group feature). Once you have done +this, the function will work for all known lists. Additionally, +when you send a message to a subscribed list, Mutt will add a Mail-Followup-To +header to tell other users' mail user agents not to send copies of replies to +your personal address. Note @@ -2362,26 +2527,31 @@ The Mail-Followup-To header is a non-standard extension which is not supported by all mail user agents. Adding it is not bullet-proof against receiving personal CCs of list messages. Also note that the generation of the Mail-Followup-To header is controlled by the $followup_to configuration -variable. +variable since it's common practice on some mailing lists to send Cc upons +replies (which is more a group- than a list-reply). More precisely, Mutt maintains lists of patterns for the addresses of known and subscribed mailing lists. Every subscribed mailing list is known. To mark a -mailing list as known, use the ?lists? command. To mark it as subscribed, use -?subscribe?. +mailing list as known, use the list command. To mark it as subscribed, use +subscribe. You can use regular expressions with both commands. To mark all messages sent -to a specific bug report's address on mutt's bug tracking system as list mail, -for instance, you could say ?subscribe [0-9]*@bugs.guug.de?. Often, it's -sufficient to just give a portion of the list's e-mail address. +to a specific bug report's address on Debian's bug tracking system as list +mail, for instance, you could say + +subscribe [0-9]*.*@bugs.debian.org + +as it's often, it's sufficient to just give a portion of the list's e-mail +address. Specify as much of the address as you need to to remove ambiguity. For example, if you've subscribed to the Mutt mailing list, you will receive mail addressed to mutt-users@mutt.org. So, to tell Mutt that this is a mailing list, you could -add ?lists mutt-users@? to your initialization file. To tell mutt that you are -subscribed to it, add ?subscribe mutt-users? to your initialization file -instead. If you also happen to get mail from someone whose address is -mutt-users@example.com, you could use ?lists ^mutt-users@mutt\\.org$? or -?subscribe ^mutt-users@mutt\\.org$? to match only mail from the actual list. +add lists mutt-users@ to your initialization file. To tell Mutt that you are +subscribed to it, add subscribe mutt-users to your initialization file instead. +If you also happen to get mail from someone whose address is +mutt-users@example.com, you could use lists ^mutt-users@mutt\\.org$ or +subscribe ^mutt-users@mutt\\.org$ to match only mail from the actual list. The -group flag adds all of the subsequent regular expressions to the named group. @@ -2390,9 +2560,9 @@ The ?unlists? command is used to remove a token from the list of known and subscribed mailing-lists. Use ?unlists *? to remove all tokens. To remove a mailing list from the list of subscribed mailing lists, but keep it -on the list of known mailing lists, use ?unsubscribe?. +on the list of known mailing lists, use unsubscribe. -13. Using Multiple spool mailboxes +13. Using Multiple Spool Mailboxes Usage: @@ -2406,12 +2576,11 @@ mailbox specifies where mail should be saved when read. Unlike some of the other hook commands, only the first matching pattern is used (it is not possible to save read mail in more than a single mailbox). -14. Monitoring incoming mail +14. Monitoring Incoming Mail Usage: mailboxes mailbox [ mailbox ...] - unmailboxes { * | mailbox ... } This command specifies folders which can receive mail and which will be checked @@ -2419,7 +2588,7 @@ for new messages periodically. folder can either be a local file or directory (Mbox/Mmdf or Maildir/Mh). If Mutt was built with POP and/or IMAP support, folder can also be a POP/IMAP -folder URL. The URL syntax is described in Section 1.2, ?URL syntax?, POP and +folder URL. The URL syntax is described in Section 1.2, ?URL Syntax?, POP and IMAP are described in Section 3, ?POP3 Support? and Section 4, ?IMAP Support? respectively. @@ -2437,8 +2606,8 @@ The folders in the mailboxes command are resolved when the command is executed, so if these names contain shortcut characters (such as ?=? and ?!?), any variable definition that affects these characters (like $folder and $spoolfile) should be set before the mailboxes command. If none of these shorcuts are used, -a local path should be absolute as otherwise mutt tries to find it relative to -the directory from where mutt was started which may not always be desired. +a local path should be absolute as otherwise Mutt tries to find it relative to +the directory from where Mutt was started which may not always be desired. For Mbox and Mmdf folders, new mail is detected by comparing access and/or modification times of files: Mutt assumes a folder has new mail if it wasn't @@ -2451,29 +2620,29 @@ support. In cases where new mail detection for Mbox or Mmdf folders appears to be unreliable, the $check_mbox_size option can be used to make Mutt track and -consult file sizes for new mail detection instead. +consult file sizes for new mail detection instead which won't work for +size-neutral changes. -15. User defined headers +15. User-Defined Headers Usage: my_hdr string - unmy_hdr { * | field ... } The my_hdr command allows you to create your own header fields which will be -added to every message you send. +added to every message you send and appear in the editor if $edit_headers is +set. For example, if you would like to add an ?Organization:? header field to all of -your outgoing messages, you can put the command +your outgoing messages, you can put the command something like shown in +Example 3.11, ?Defining custom headers? in your .muttrc. -Example 3.10. Defining custom headers +Example 3.11. Defining custom headers my_hdr Organization: A Really Big Company, Anytown, USA -in your .muttrc. - Note Space characters are not allowed between the keyword and the colon (?:?). The @@ -2491,7 +2660,7 @@ example, to remove all ?To? and ?Cc? header fields, you could use: unmy_hdr to cc -16. Specify default save mailbox +16. Specify Default Save Mailbox Usage: @@ -2504,9 +2673,7 @@ Matching in Hooks for information on the exact format. To provide more flexibility and good defaults, Mutt applies the expandos of $index_format to mailbox after it was expanded. -Examples: - -Example 3.11. Using %-expandos in save-hook +Example 3.12. Using %-expandos in save-hook # default: save all to ~/Mail/ save-hook . ~/Mail/%F @@ -2520,7 +2687,7 @@ save-hook aol\\.com$ +spam Also see the fcc-save-hook command. -17. Specify default Fcc: mailbox when composing +17. Specify Default Fcc: Mailbox When Composing Usage: @@ -2536,12 +2703,12 @@ $index_format to mailbox after it was expanded. See Message Matching in Hooks for information on the exact format of pattern. -Example: fcc-hook [@.]aol\\.com$ +spammers +fcc-hook [@.]aol\\.com$ +spammers -The above will save a copy of all messages going to the aol.com domain to the +...will save a copy of all messages going to the aol.com domain to the `+spammers' mailbox by default. Also see the fcc-save-hook command. -18. Specify default save filename and default Fcc: mailbox at once +18. Specify Default Save Filename and Default Fcc: Mailbox at Once Usage: @@ -2551,14 +2718,12 @@ This command is a shortcut, equivalent to doing both a fcc-hook and a save-hook with its arguments, including %-expansion on mailbox according to $index_format . -19. Change settings based upon message recipients +19. Change Settings Based Upon Message Recipients Usage: reply-hook [!]pattern command - send-hook [!]pattern command - send2-hook [!]pattern command These commands can be used to execute arbitrary configuration commands based @@ -2581,7 +2746,7 @@ executed after send-hook, and can, e.g., be used to set parameters such as the $sendmail variable depending on the message's sender address. For each type of send-hook or reply-hook, when multiple matches occur, commands -are executed in the order they are specified in the muttrc (for that type of +are executed in the order they are specified in the .muttrc (for that type of hook). Example: send-hook mutt "set mime_forward signature=''" @@ -2594,11 +2759,12 @@ Note send-hook's are only executed once after getting the initial list of recipients. Adding a recipient after replying or editing the message will not -cause any send-hook to be executed. Also note that my_hdr commands which modify -recipient headers, or the message's subject, don't have any effect on the -current message when executed from a send-hook. +cause any send-hook to be executed, similarily if $autoedit is set (as then the +initial list of recipients is empty). Also note that my_hdr commands which +modify recipient headers, or the message's subject, don't have any effect on +the current message when executed from a send-hook. -20. Change settings before formatting a message +20. Change Settings Before Formatting a Message Usage: @@ -2608,7 +2774,7 @@ This command can be used to execute arbitrary configuration commands before viewing or formatting a message based upon information about the message. command is executed if the pattern matches the message to be displayed. When multiple matches occur, commands are executed in the order they are specified -in the muttrc. +in the .muttrc. See Message Matching in Hooks for information on the exact format of pattern. @@ -2617,7 +2783,7 @@ Example: message-hook ~A 'set pager=builtin' message-hook '~f freshmeat-news' 'set pager="less \"+/^ subject: .*\""' -21. Choosing the cryptographic key of the recipient +21. Choosing the Cryptographic Key of the Recipient Usage: @@ -2633,7 +2799,7 @@ of the public key to be used when encrypting messages to a certain recipient. The meaning of keyid is to be taken broadly in this context: You can either put a numerical key ID here, an e-mail address, or even just a real name. -22. Adding key sequences to the keyboard buffer +22. Adding Key Sequences to the Keyboard Buffer Usage: @@ -2642,30 +2808,29 @@ push string This command adds the named string to the keyboard buffer. The string may contain control characters, key names and function names like the sequence string in the macro command. You may use it to automatically run a sequence of -commands at startup, or when entering certain folders. For example, the -following command will automatically collapse all threads when entering a -folder: +commands at startup, or when entering certain folders. For example, +Example 3.13, ?Embedding push in folder-hook? shows how to automatically +collapse all threads when entering a folder. -Example 3.12. Embedding push in folder-hook +Example 3.13. Embedding push in folder-hook folder-hook . 'push ' -23. Executing functions +23. Executing Functions Usage: exec function [ function ...] This command can be used to execute any function. Functions are listed in the -function reference. ?exec function? is equivalent to ?push ?. +function reference. ?execfunction? is equivalent to ?push ?. 24. Message Scoring Usage: score pattern value - unscore { * | pattern ... } The score commands adds value to a message's score if pattern matches it. @@ -2673,7 +2838,7 @@ pattern is a string in the format described in the patterns section (note: For efficiency reasons, patterns which scan information not available in the index, such as ?b, ?B or ?h, may not be used). value is a positive or negative integer. A message's final score is the sum total of all matching score -entries. However, you may optionally prefix value with an equal sign (=) to +entries. However, you may optionally prefix value with an equal sign (?=?) to cause evaluation to stop at a particular entry if there is a match. Negative final scores are rounded up to 0. @@ -2681,12 +2846,11 @@ The unscore command removes score entries from the list. You must specify the same pattern specified in the score command for it to be removed. The pattern ?*? is a special token which means to clear the list of all score entries. -25. Spam detection +25. Spam Detection Usage: spam pattern format - nospam { * | pattern } Mutt has generalized support for external spam-scoring filters. By defining @@ -2700,23 +2864,28 @@ Your first step is to define your external filter's spam patterns using the spam command. pattern should be a regular expression that matches a header in a mail message. If any message in the mailbox matches this regular expression, it will receive a ?spam tag? or ?spam attribute? (unless it also matches a nospam -pattern -- see below.) The appearance of this attribute is entirely up to you, +pattern ? see below.) The appearance of this attribute is entirely up to you, and is governed by the format parameter. format can be any static text, but it also can include back-references from the pattern expression. (A regular expression ?back-reference? refers to a sub-expression contained within parentheses.) %1 is replaced with the first back-reference in the regex, %2 with the second, etc. +To match spam tags, mutt needs the corresponding header information which is +always the case for local and POP folders but not for IMAP in the default +configuration. Depending on the spam header to be analyzed, $imap_headers may +need to be adjusted. + If you're using multiple spam filters, a message can have more than one spam-related header. You can define spam patterns for each filter you use. If a message matches two or more of these patterns, and the $spam_separator variable is set to a string, then the message's spam tag will consist of all the format strings joined together, with the value of $spam_separator separating them. -For example, suppose I use DCC, SpamAssassin, and PureMessage. I might define -these spam settings: +For example, suppose one uses DCC, SpamAssassin, and PureMessage, then the +configuration might look like in Example 3.14, ?Configuring spam detection?. -Example 3.13. Configuring spam detection +Example 3.14. Configuring spam detection spam "X-DCC-.*-Metrics:.*(....)=many" "90+/DCC-%1" spam "X-Spam-Status: Yes" "90+/SA" @@ -2724,10 +2893,10 @@ spam "X-PerlMX-Spam: .*Probability=([0-9]+)%" "%1/PM" set spam_separator=", " -If I then received a message that DCC registered with ?many? hits under the +If then a message is received that DCC registered with ?many? hits under the ?Fuz2? checksum, and that PureMessage registered with a 97% probability of being spam, that message's spam tag would read 90+/DCC-Fuz2, 97/PM. (The four -characters before ?=many? in a DCC report indicate the checksum used -- in this +characters before ?=many? in a DCC report indicate the checksum used ? in this case, ?Fuz2?.) If the $spam_separator variable is unset, then each spam pattern match @@ -2741,17 +2910,17 @@ sorting by spam attribute will use as a sort key. That's a pretty complicated example, and most people's actual environments will have only one spam filter. The simpler your configuration, the more effective -mutt can be, especially when it comes to sorting. +Mutt can be, especially when it comes to sorting. -Generally, when you sort by spam tag, mutt will sort lexically -- that is, by +Generally, when you sort by spam tag, Mutt will sort lexically ? that is, by ordering strings alphanumerically. However, if a spam tag begins with a number, -mutt will sort numerically first, and lexically only when two numbers are equal +Mutt will sort numerically first, and lexically only when two numbers are equal in value. (This is like UNIX's sort -n.) A message with no spam attributes at -all -- that is, one that didn't match any of your spam patterns -- is sorted at +all ? that is, one that didn't match any of your spam patterns ? is sorted at lowest priority. Numbers are sorted next, beginning with 0 and ranging upward. Finally, non-numeric strings are sorted, with ?a? taking lower priority than ?z?. Clearly, in general, sorting by spam tags is most effective when you can -coerce your filter to give you a raw number. But in case you can't, mutt can +coerce your filter to give you a raw number. But in case you can't, Mutt can still do something useful. The nospam command can be used to write exceptions to spam patterns. If a @@ -2768,25 +2937,73 @@ This might be the default action if you use spam and nospam in conjunction with a folder-hook. You can have as many spam or nospam commands as you like. You can even do your -own primitive spam detection within mutt -- for example, if you consider all +own primitive spam detection within Mutt ? for example, if you consider all mail from MAILER-DAEMON to be spam, you can use a spam command like this: spam "^From: .*MAILER-DAEMON" "999" 26. Setting and Querying Variables -26.1. Commands +26.1. Variable Types + +Mutt supports these types of configuration variables: + +boolean + + A boolean expression, either ?yes? or ?no?. + +number + + A signed integer number in the range -32768 to 32767. + +string + + Arbitrary text. + +path + + A specialized string for representing paths including support for mailbox + shortcuts (see Section 7, ?Mailbox Shortcuts?) as well as tilde (???) for a + user's home directory and more. + +quadoption + + Like a boolean but triggers a prompt when set to ?ask-yes? or ?ask-no? with + ?yes? and ?no? preselected respectively. + +sort order + + A specialized string allowing only particular words as values depending on + the variable. + +regular expression + + A regular expression, see Section 1, ?Regular Expressions? for an + introduction. + +folder magic + + Specifies the type of folder to use: mbox, mmdf, mh or maildir. Currently + only used to determine the type for newly created folders. + +e-mail address + + An e-mail address either with or without realname. The older + ?user@example.org (Joe User)? form is supported but strongly deprecated. + +user-defined + + Arbitrary text, see Section 26.3, ?User-Defined Variables? for details. + +26.2. Commands The following commands are available to manipulate and query variables: Usage: set { [ no | inv ] variable | variable=value } [...] - toggle variable [ variable ...] - unset variable [ variable ...] - reset variable [ variable ...] This command is used to set (and unset) configuration variables. There are four @@ -2830,11 +3047,11 @@ variable with ?&? this has the same behavior as the reset command. With the reset command there exists the special variable ?all?, which allows you to reset all variables to their system defaults. -26.2. User-defined variables +26.3. User-Defined Variables -26.2.1. Introduction +26.3.1. Introduction -Along with the variables listed in the Configuration variables section, mutt +Along with the variables listed in the Configuration variables section, Mutt supports user-defined variables with names starting with my_ as in, for example, my_cfgdir. @@ -2845,12 +3062,12 @@ Since user-defined variables are expanded in the same way that environment variables are (except for the shell-escape command and backtick expansion), this feature can be used to make configuration files more readable. -26.2.2. Examples +26.3.2. Examples The following example defines and uses the variable my_cfgdir to abbreviate the calls of the source command: -Example 3.14. Using user-defined variables for config file readability +Example 3.15. Using user-defined variables for config file readability set my_cfgdir = $HOME/mutt/config @@ -2864,7 +3081,7 @@ another variable. In the following example, the value of the $delete is changed temporarily while its original value is saved as my_delete. After the macro has executed all commands, the original value of $delete is restored. -Example 3.15. Using user-defined variables for backing up other config option +Example 3.16. Using user-defined variables for backing up other config option values macro pager ,x '\ @@ -2874,7 +3091,7 @@ macro pager ,x '\ set delete=$my_delete' -Since mutt expands such values already when parsing the configuration file(s), +Since Mutt expands such values already when parsing the configuration file(s), the value of $my_delete in the last example would be the value of $delete exactly as it was at that point during parsing the configuration file. If another statement would change the value for $delete later in the same or @@ -2882,7 +3099,7 @@ another file, it would have no effect on $my_delete. However, the expansion can be deferred to runtime, as shown in the next example, when escaping the dollar sign. -Example 3.16. Deferring user-defined variable expansion to runtime +Example 3.17. Deferring user-defined variable expansion to runtime macro pager "\ set my_old_pager_stop=\$pager_stop pager_stop\ @@ -2892,9 +3109,9 @@ macro pager "\ Note that there is a space between and the set configuration -command, preventing mutt from recording the macro's commands into its history. +command, preventing Mutt from recording the macro's commands into its history. -27. Reading initialization commands from another file +27. Reading Initialization Commands From Another File Usage: @@ -2907,10 +3124,10 @@ For example, I place all of my aliases in ?/.mail_aliases so that I can make my If the filename begins with a tilde (???), it will be expanded to the path of your home directory. -If the filename ends with a vertical bar (|), then filename is considered to be -an executable program from which to read input (eg. source ?/bin/myscript|). +If the filename ends with a vertical bar (?|?), then filename is considered to +be an executable program from which to read input (eg. source ?/bin/myscript|). -28. Removing hooks +28. Removing Hooks Usage: @@ -2925,9 +3142,9 @@ remove all hooks of a specific type by saying something like unhook send-hook. 29.1. Basic usage Format strings are a general concept you'll find in several locations through -the mutt configuration, especially in the $index_format, $pager_format, -$status_format, and other ?*_format? variables. These can be very -straightforward, and it's quite possible you already know how to use them. +the Mutt configuration, especially in the $index_format, $pager_format, +$status_format, and other related variables. These can be very straightforward, +and it's quite possible you already know how to use them. The most basic format string element is a percent symbol followed by another character. For example, %s represents a message's Subject: header in the @@ -2942,19 +3159,19 @@ to specify the minimum and maximum size of the resulting string, as well as its justification. If the ?-? sign follows the percent, the string will be left-justified instead of right-justified. If there's a number immediately following that, it's the minimum amount of space the formatted string will -occupy -- if it's naturally smaller than that, it will be padded out with +occupy ? if it's naturally smaller than that, it will be padded out with spaces. If a decimal point and another number follow, that's the maximum space -allowable -- the string will not be permitted to exceed that width, no matter +allowable ? the string will not be permitted to exceed that width, no matter its natural size. Each of these three elements is optional, so that all these -are legal format strings: %-12s %4c %.15F %-12.15L +are legal format strings: %-12s, %4c, %.15F and %-12.15L. Mutt adds some other modifiers to format strings. If you use an equals symbol (=) as a numeric prefix (like the minus above), it will force the string to be centered within its minimum space range. For example, %=14y will reserve 14 -characters for the %y expansion -- that's the X-Label: header, in -$index_format. If the expansion results in a string less than 14 characters, it -will be centered in a 14-character space. If the X-Label for a message were -"test", that expansion would look like ? test ?. +characters for the %y expansion ? that's the X-Label: header, in $index_format. +If the expansion results in a string less than 14 characters, it will be +centered in a 14-character space. If the X-Label for a message were ?test?, +that expansion would look like ? test ?. There are two very little-known modifiers that affect the way that an expando is replaced. If there is an underline (?_?) character between any format @@ -2962,7 +3179,33 @@ modifiers (as above) and the expando letter, it will expands in all lower case. And if you use a colon (?:?), it will replace all decimal points with underlines. -29.2. Filters +29.2. Conditionals + +Depending on the format string variable, some of its sequences can be used to +optionally print a string if their value is nonzero. For example, you may only +want to see the number of flagged messages if such messages exist, since zero +is not particularly meaningful. To optionally print a string based upon one of +the above sequences, the following construct is used: + +%??? + +where sequence_char is an expando, and optional_string is the string you would +like printed if sequence_char is nonzero. optional_string may contain other +sequences as well as normal text, but you may not nest optional strings. + +Here is an example illustrating how to optionally print the number of new +messages in a mailbox in $status_format: + +%?n?%n new messages.? + +You can also switch between two strings using the following construct: + +%??&? + +If the value of sequence_char is non-zero, if_string will be expanded, +otherwise else_string will be expanded. + +29.3. Filters Any format string ending in a vertical bar (?|?) will be expanded and piped through the first word in the string, using spaces as separator. The string @@ -2973,19 +3216,56 @@ a replacement format string including % expandos. All % expandos in a format string are expanded before the script is called so that: -Example 3.17. Using external filters in format strings +Example 3.18. Using external filters in format strings set status_format="script.sh '%r %f (%L)'|" -will make mutt expand %r, %f and %L before calling the script. The example also +will make Mutt expand %r, %f and %L before calling the script. The example also shows that arguments can be quoted: the script will receive the expanded string between the single quotes as the only argument. A practical example is the mutt_xtitle script installed in the samples -subdirectory of the mutt documentation: it can be used as filter for +subdirectory of the Mutt documentation: it can be used as filter for $status_format to set the current terminal's title, if supported. +29.4. Padding + +In most format strings, Mutt supports different types of padding using special +%-expandos: + +%|X + + When this occurs, Mutt will fill the rest of the line with the character X. + For example, filling the rest of the line with dashes is done by setting: + + set status_format = "%v on %h: %B: %?n?%n&no? new messages %|-" + +%>X + + Since the previous expando stops at the end of line, there must be a way to + fill the gap between two items via the %>X expando: it puts as many + characters X in between two items so that the rest of the line will be + right-justified. For example, to not put the version string and hostname + the above example on the left but on the right and fill the gap with + spaces, one might use (note the space after %>): + + set status_format = "%B: %?n?%n&no? new messages %> (%v on %h)" + +%*X + + Normal right-justification will print everything to the left of the %>, + displaying padding and whatever lies to the right only if there's room. By + contrast, ?soft-fill? gives priority to the right-hand side, guaranteeing + space to display it and showing padding only if there's still room. If + necessary, soft-fill will eat text leftwards to make room for rightward + text. For example, to right-justify the subject making sure as much as + possible of it fits on screen, one might use (note two spaces after %* : + the second ensures there's a space between the truncated right-hand side + and the subject): + + set index_format="%4C %Z %{%b %d} %-15.15L (%?l?%4l&%4c?)%* %s" + Chapter 4. Advanced Usage Table of Contents @@ -2994,8 +3274,8 @@ Table of Contents 2. Patterns: Searching, Limiting and Tagging 2.1. Pattern Modifier - 2.2. Simple Patterns - 2.3. Complex Patterns + 2.2. Simple Searches + 2.3. Nesting and Boolean Operators 2.4. Searching by Date 3. Using Tags @@ -3008,13 +3288,14 @@ Table of Contents 7. Mailbox Shortcuts 8. Handling Mailing Lists 9. Handling multiple folders -10. Editing threads +10. Editing Threads - 10.1. Linking threads - 10.2. Breaking threads + 10.1. Linking Threads + 10.2. Breaking Threads 11. Delivery Status Notification (DSN) Support 12. Start a WWW Browser on URLs +13. Miscellany 1. Regular Expressions @@ -3028,8 +3309,8 @@ letter, and case insensitive otherwise. Note -Note that ?\? must be quoted if used for a regular expression in an -initialization command: ?\\?. +?\? must be quoted if used for a regular expression in an initialization +command: ?\\?. A regular expression is a pattern that describes a set of strings. Regular expressions are constructed analogously to arithmetic expressions, by using @@ -3037,10 +3318,10 @@ various operators to combine smaller expressions. Note -Note that the regular expression can be enclosed/delimited by either " or ' -which is useful if the regular expression includes a white-space character. See -Syntax of Initialization Files for more information on " and ' delimiter -processing. To match a literal " or ' you must preface it with \ (backslash). +The regular expression can be enclosed/delimited by either " or ' which is +useful if the regular expression includes a white-space character. See Syntax +of Initialization Files for more information on " and ' delimiter processing. +To match a literal " or ' you must preface it with \ (backslash). The fundamental building blocks are the regular expressions that match a single character. Most characters, including all letters and digits, are regular @@ -3166,9 +3447,9 @@ override these precedence rules. Note -If you compile Mutt with the GNU rx package, the following operators may also -be used in regular expressions as described in Table 4.3, ?GNU regular -expression extensions?. +If you compile Mutt with the included regular expression engine, the following +operators may also be used in regular expressions as described in Table 4.3, +?GNU regular expression extensions?. Table 4.3. GNU regular expression extensions @@ -3200,6 +3481,8 @@ or may not be available in stock libraries on various systems. 2. Patterns: Searching, Limiting and Tagging +2.1. Pattern Modifier + Many of Mutt's commands allow you to specify a pattern to match (limit, tag-pattern, delete-pattern, etc.). Table 4.4, ?Pattern modifiers? shows several ways to select messages. @@ -3300,14 +3583,15 @@ Table 4.4. Pattern modifiers |---------+-------------------------------------------------------------------| |~V |cryptographically verified messages | |---------+-------------------------------------------------------------------| -|~x EXPR |messages which contain EXPR in the ?References? field | +|~x EXPR |messages which contain EXPR in the ?References? or ?In-Reply-To? | +| |field | |---------+-------------------------------------------------------------------| |~X [MIN]-|messages with MIN to MAX attachments *) | |[MAX] | | |---------+-------------------------------------------------------------------| |~y EXPR |messages which contain EXPR in the ?X-Label? field | |---------+-------------------------------------------------------------------| -|~z [MIN]-|messages with a size in the range MIN to MAX *) | +|~z [MIN]-|messages with a size in the range MIN to MAX *) **) | |[MAX] | | |---------+-------------------------------------------------------------------| |~= |duplicated messages (see $duplicate_threads) | @@ -3319,41 +3603,45 @@ Table 4.4. Pattern modifiers +-----------------------------------------------------------------------------+ -Where EXPR is a regular expression. Special attention has to be made when using -regular expressions inside of patterns. Specifically, Mutt's parser for these -patterns will strip one level of backslash (?\?), which is normally used for -quoting. If it is your intention to use a backslash in the regular expression, -you will need to use two backslashes instead (?\\?). You can force mutt to -treat EXPR as a simple string instead of a regular expression by using = -instead of ? in the pattern name. For example, =b *.* will find all messages -that contain the literal string ?*.*?. Simple string matches are less powerful -than regular expressions but can be considerably faster. This is especially -true for IMAP folders, because string matches can be performed on the server -instead of by fetching every message. IMAP treats =h specially: it must be of -the form "header: substring" and will not partially match header names. The -substring part may be omitted if you simply wish to find messages containing a -particular header without regard to its value. +Where EXPR is a regular expression. *) The forms ?<[MAX]?, ?>[MIN]?, ?[MIN]-? and ?-[MAX]? are allowed, too. -2.1. Pattern Modifier - -Note +**) The suffixes ?K? and ?M? are allowed to specify kilobyte and megabyte +respectively. -Note that patterns matching 'lists' of addresses (notably c, C, p, P and t) -match if there is at least one match in the whole list. If you want to make -sure that all elements of that list match, you need to prefix your pattern with -?^?. This example matches all mails which only has recipients from Germany. +Special attention has to be payed when using regular expressions inside of +patterns. Specifically, Mutt's parser for these patterns will strip one level +of backslash (?\?), which is normally used for quoting. If it is your intention +to use a backslash in the regular expression, you will need to use two +backslashes instead (?\\?). You can force Mutt to treat EXPR as a simple string +instead of a regular expression by using = instead of ? in the pattern name. +For example, =b *.* will find all messages that contain the literal string +?*.*?. Simple string matches are less powerful than regular expressions but can +be considerably faster. This is especially true for IMAP folders, because +string matches can be performed on the server instead of by fetching every +message. IMAP treats =h specially: it must be of the form ?header: substring? +and will not partially match header names. The substring part may be omitted if +you simply wish to find messages containing a particular header without regard +to its value. + +Patterns matching lists of addresses (notably c, C, p, P and t) match if there +is at least one match in the whole list. If you want to make sure that all +elements of that list match, you need to prefix your pattern with ?^?. This +example matches all mails which only has recipients from Germany. + +Example 4.1. Matching all addresses in address lists ^~C \.de$ -2.2. Simple Patterns -Mutt supports two versions of so called ?simple searches? which are issued if +2.2. Simple Searches + +Mutt supports two versions of so called ?simple searches?. These are issued if the query entered for searching, limiting and similar operations does not seem -to be a valid pattern (i.e. it does not contain one of these characters: ???, ? -=? or ?%?). If the query is supposed to contain one of these special -characters, they must be escaped by prepending a backslash (?\?). +to contain a valid pattern modifier (i.e. it does not contain one of these +characters: ???, ?=? or ?%?). If the query is supposed to contain one of these +special characters, they must be escaped by prepending a backslash (?\?). The first type is by checking whether the query string equals a keyword case-insensitively from Table 4.5, ?Simple search keywords?: If that is the @@ -3396,7 +3684,7 @@ The second type of simple search is to build a complex search pattern using $simple_search as a template. Mutt will insert your query properly quoted and search for the composed complex query. -2.3. Complex Patterns +2.3. Nesting and Boolean Operators Logical AND is performed by specifying more than one criterion. For example: @@ -3408,17 +3696,17 @@ and that have the word ?elkins? in the ?From? header field. Mutt also recognizes the following operators to create more complex search patterns: - * ! -- logical NOT operator + * ! ? logical NOT operator - * | -- logical OR operator + * | ? logical OR operator - * () -- logical grouping operator + * () ? logical grouping operator Here is an example illustrating a complex search pattern. This pattern will select all messages which do not contain ?mutt? in the ?To? or ?Cc? field and which are from ?elkins?. -Example 4.1. Using boolean operators in patterns +Example 4.2. Using boolean operators in patterns !(~t mutt|~c mutt) ~f elkins @@ -3434,19 +3722,18 @@ Note If a regular expression contains parenthesis, or a vertical bar ("|"), you must enclose the expression in double or single quotes since those characters are also used to separate different parts of Mutt's pattern language. For example: -~f "me@(mutt\.org|cs\.hmc\.edu)" - -Without the quotes, the parenthesis wouldn't end. This would be separated to -two OR'd patterns: ?f me@(mutt\.org and cs\.hmc\.edu). They are never what you -want. +~f "me@(mutt\.org|cs\.hmc\.edu)" Without the quotes, the parenthesis wouldn't +end. This would be separated to two OR'd patterns: ?f me@(mutt\.org and cs\.hmc +\.edu). They are never what you want. 2.4. Searching by Date Mutt supports two types of dates, absolute and relative. -Absolute. Dates must be in DD/MM/YY format (month and year are optional, -defaulting to the current month and year). An example of a valid range of dates -is: +2.4.1. Absolute Dates + +Dates must be in DD/MM/YY format (month and year are optional, defaulting to +the current month and year). An example of a valid range of dates is: Limit to messages matching: ~d 20/1/95-31/10 @@ -3456,11 +3743,10 @@ messages before the given date will be selected. If you omit the maximum be selected. If you specify a single date with no dash (?-?), only messages sent on the given date will be selected. -Error Margins. You can add error margins to absolute dates. An error margin is -a sign (+ or -), followed by a digit, followed by one of the units in -Table 4.6, ?Date units?. As a special case, you can replace the sign by a ?*? -character, which is equivalent to giving identical plus and minus error -margins. +You can add error margins to absolute dates. An error margin is a sign (+ or +-), followed by a digit, followed by one of the units in Table 4.6, ?Date +units?. As a special case, you can replace the sign by a ?*? character, which +is equivalent to giving identical plus and minus error margins. Table 4.6. Date units @@ -3482,14 +3768,15 @@ the following pattern: Limit to messages matching: ~d 15/1/2001*2w -Relative. This type of date is relative to the current date, and may be -specified as: +2.4.2. Relative Dates + +This type of date is relative to the current date, and may be specified as: - * >offset (messages older than offset units) + * >offset for messages older than offset units - * operator. If +there are no tagged messages, Mutt will ?eat? the rest of the macro to abort +it's execution. Mutt will stop ?eating? the macro when it encounters the + operator; after this operator the rest of the macro will be executed as normal. 4. Using Hooks @@ -3533,37 +3820,53 @@ A hook is a concept found in many other programs which allows you to execute arbitrary commands before performing some operation. For example, you may wish to tailor your configuration based upon which mailbox you are reading, or to whom you are sending mail. In the Mutt world, a hook consists of a regular -expression or pattern along with a configuration option/command. See +expression or pattern along with a configuration option/command. See: + + * account-hook + + * charset-hook + + * crypt-hook + + * fcc-hook + + * fcc-save-hook * folder-hook - * send-hook + * iconv-hook + + * mbox-hook * message-hook - * save-hook + * reply-hook - * mbox-hook + * save-hook - * fcc-hook + * send-hook - * fcc-save-hook + * send2-hook for specific details on each type of hook available. Note If a hook changes configuration settings, these changes remain effective until -the end of the current mutt session. As this is generally not desired, a -default hook needs to be added before all other hooks to restore configuration -defaults. Here is an example with send-hook and the my_hdr directive: +the end of the current Mutt session. As this is generally not desired, a +?default? hook needs to be added before all other hooks of that type to restore +configuration defaults. -Example 4.2. Combining send-hook and my_hdr +Example 4.3. Specifying a ?default? hook send-hook . 'unmy_hdr From:' send-hook ~C'^b@b\.b$' my_hdr from: c@c.c +In Example 4.3, ?Specifying a default hook?, by default the value of $from and +$realname is not overridden. When sending messages either To: or Cc: to +, the From: header is changed to . + 4.1. Message Matching in Hooks Hooks that act upon messages (message-hook, reply-hook, send-hook, send2-hook, @@ -3575,7 +3878,7 @@ purposes you want to match different criteria. Mutt allows the use of the search pattern language for matching messages in hook commands. This works in exactly the same way as it would when limiting or searching the mailbox, except that you are restricted to those operators which -match information mutt extracts from the header of the message (i.e., from, to, +match information Mutt extracts from the header of the message (i.e., from, to, cc, date, subject, etc.). For example, if you wanted to set your return address based upon sending mail @@ -3595,7 +3898,7 @@ $default_hook that is in effect at that time will be used. 5. External Address Queries Mutt supports connecting to external directory databases such as LDAP, ph/qi, -bbdb, or NIS through a wrapper script which connects to mutt using a simple +bbdb, or NIS through a wrapper script which connects to Mutt using a simple interface. Using the $query_command variable, you specify the wrapper command to use. For example: @@ -3614,7 +3917,7 @@ me@cs.hmc.edu Michael Elkins mutt dude blong@fiction.net Brandon Long mutt and more roessler@does-not-exist.org Thomas Roessler mutt pgp -There are two mechanisms for accessing the query function of mutt. One is to do +There are two mechanisms for accessing the query function of Mutt. One is to do a query from the index menu using the function (default: Q). This will prompt for a query, then bring up the query menu which will list the matching responses. From the query menu, you can select addresses to create aliases, or @@ -3624,66 +3927,89 @@ new query appended to the current responses. The other mechanism for accessing the query function is for address completion, similar to the alias completion. In any prompt for address entry, you can use the function (default: ^T) to run a query based on the current -address you have typed. Like aliases, mutt will look for what you have typed +address you have typed. Like aliases, Mutt will look for what you have typed back to the last space or comma. If there is a single response for that query, -mutt will expand the address in place. If there are multiple responses, mutt +Mutt will expand the address in place. If there are multiple responses, Mutt will activate the query menu. At the query menu, you can select one or more addresses to be added to the prompt. 6. Mailbox Formats -Mutt supports reading and writing of four different mailbox formats: mbox, -MMDF, MH and Maildir. The mailbox type is autodetected, so there is no need to -use a flag for different mailbox types. When creating new mailboxes, Mutt uses -the default specified with the $mbox_type variable. +Mutt supports reading and writing of four different local mailbox formats: +mbox, MMDF, MH and Maildir. The mailbox type is autodetected, so there is no +need to use a flag for different mailbox types. When creating new mailboxes, +Mutt uses the default specified with the $mbox_type variable. A short +description of the formats follows. -mbox. This is the most widely used mailbox format for UNIX. All messages are -stored in a single file. Each message has a line of the form: +mbox. This is a widely used mailbox format for UNIX. All messages are stored in +a single file. Each message has a line of the form: From me@cs.hmc.edu Fri, 11 Apr 1997 11:44:56 PST to denote the start of a new message (this is often referred to as the ?From_? -line). +line). The mbox format requires mailbox locking, is prone to mailbox corruption +with concurrently writing clients or misinterpreted From_ lines. Depending on +the environment, new mail detection can be unreliable. Mbox folders are fast to +open and easy to archive. MMDF. This is a variant of the mbox format. Each message is surrounded by lines -containing ?^A^A^A^A? (four control-A's). +containing ?^A^A^A^A? (four control-A's). The same problems as for mbox apply +(also with finding the right message separator as four control-A's may appear +in message bodies). MH. A radical departure from mbox and MMDF, a mailbox consists of a directory and each message is stored in a separate file. The filename indicates the message number (however, this is may not correspond to the message number Mutt -displays). Deleted messages are renamed with a comma (,) prepended to the +displays). Deleted messages are renamed with a comma (?,?) prepended to the filename. Mutt detects this type of mailbox by looking for either .mh_sequences -or .xmhcache (needed to distinguish normal directories from MH mailboxes). +or .xmhcache files (needed to distinguish normal directories from MH +mailboxes). MH is more robust with concurrent clients writing the mailbox, but +still may suffer from lost flags; message corruption is less likely to occur +than with mbox/mmdf. It's usually slower to open compared to mbox/mmdf since +many small files have to be read (Mutt provides Section 7.1, ?Header Caching? +to greatly speed this process up). Depending on the environment, MH is not very +disk-space efficient. Maildir. The newest of the mailbox formats, used by the Qmail MTA (a replacement for sendmail). Similar to MH, except that it adds three subdirectories of the mailbox: tmp, new and cur. Filenames for the messages are chosen in such a way they are unique, even when two programs are writing the -mailbox over NFS, which means that no file locking is needed. +mailbox over NFS, which means that no file locking is needed and corruption is +very unlikely. Maildir maybe slower to open without caching in Mutt, it too is +not very disk-space efficient depending on the environment. Since no additional +files are used for metadata (which is embedded in the message filenames) and +Maildir is locking-free, it's easy to sync across different machines using +file-level synchronization tools. 7. Mailbox Shortcuts There are a number of built in shortcuts which refer to specific mailboxes. These shortcuts can be used anywhere you are prompted for a file or mailbox -path. +path or in path-related configuration variables. Note that these only work at +the beginning of a string. - * ! -- refers to your $spoolfile (incoming) mailbox + * ! ? refers to your $spoolfile (incoming) mailbox - * > -- refers to your $mbox file + * > ? refers to your $mbox file - * < -- refers to your $record file + * < ? refers to your $record file - * ^ -- refers to the current mailbox + * ^ ? refers to the current mailbox - * - or !! -- refers to the file you've last visited + * - or !! ? refers to the file you've last visited - * ? -- refers to your home directory + * ? ? refers to your home directory - * = or + -- refers to your $folder directory + * = or + ? refers to your $folder directory - * @alias -- refers to the default save folder as determined by the address of + * @alias ? refers to the default save folder as determined by the address of the alias +For example, to store a copy of outgoing messages in the folder they were +composed in, a folder-hook can be used to set $record: + +folder-hook . 'set record=^' + 8. Handling Mailing Lists Mutt has a few configuration options that make dealing with large amounts of @@ -3691,15 +4017,15 @@ mail easier. The first thing you must do is to let Mutt know what addresses you consider to be mailing lists (technically this does not have to be a mailing list, but that is what it is most often used for), and what lists you are subscribed to. This is accomplished through the use of the lists and subscribe -commands in your muttrc. +commands in your .muttrc. Now that Mutt knows what your mailing lists are, it can do several things, the first of which is the ability to show the name of a list through which you received a message (i.e., of a subscribed list) in the index menu display. This is useful to distinguish between personal and list mail in the same mailbox. In -the $index_format variable, the escape ?%L? will return the string ?To ? +the $index_format variable, the expando ?%L? will print the string ?To ? when ?list? appears in the ?To? field, and ?Cc ? when it appears in the -?Cc? field (otherwise it returns the name of the author). +?Cc? field (otherwise it prints the name of the author). Often times the ?To? and ?Cc? fields in mailing list messages tend to get quite large. Most people do not bother to remove the author of the message they reply @@ -3711,7 +4037,7 @@ see below). Mutt also supports the Mail-Followup-To header. When you send a message to a list of recipients which includes one or several subscribed mailing lists, and -if the $followup_to option is set, mutt will generate a Mail-Followup-To header +if the $followup_to option is set, Mutt will generate a Mail-Followup-To header which contains all the recipients to whom you send this message, but not your address. This indicates that group-replies or list-replies (also known as ?followups?) to this message should only be sent to the original recipients of @@ -3719,7 +4045,7 @@ the message, and not separately to you - you'll receive your copy through one of the mailing lists you are subscribed to. Conversely, when group-replying or list-replying to a message which has a -Mail-Followup-To header, mutt will respect this header if the +Mail-Followup-To header, Mutt will respect this header if the $honor_followup_to configuration variable is set. Using list-reply will in this case also make sure that the reply goes to the mailing list, even if it's not specified in the list of recipients in the Mail-Followup-To. @@ -3742,11 +4068,11 @@ the ?Reply-To? field will be used when present. The ?X-Label:? header field can be used to further identify mailing lists or list subject matter (or just to annotate messages individually). The -$index_format variable's ?%y? and ?%Y? escapes can be used to expand ?X-Label:? -fields in the index, and Mutt's pattern-matcher can match regular expressions -to ?X-Label:? fields with the ??y? selector. ?X-Label:? is not a standard -message header field, but it can easily be inserted by procmail and other mail -filtering agents. +$index_format variable's ?%y? and ?%Y? expandos can be used to expand +?X-Label:? fields in the index, and Mutt's pattern-matcher can match regular +expressions to ?X-Label:? fields with the ??y? selector. ?X-Label:? is not a +standard message header field, but it can easily be inserted by procmail and +other mail filtering agents. Lastly, Mutt has the ability to sort the mailbox into threads. A thread is a group of messages which all relate to the same subject. This is usually @@ -3759,7 +4085,7 @@ value. 9. Handling multiple folders Mutt supports setups with multiple folders, allowing all of them to be -monitored for new mail (see Section 14, ?Monitoring incoming mail? for +monitored for new mail (see Section 14, ?Monitoring Incoming Mail? for details). When in the index menu and being idle (also see $timeout), Mutt periodically @@ -3778,35 +4104,35 @@ For the pager, index and directory browser menus, Mutt contains the folders with new mail in the command line at the bottom of the screen. For the index, by default Mutt displays the number of mailboxes with new mail -in the status bar, please refer to the $index_format variable for details. +in the status bar, please refer to the $status_format variable for details. When changing folders, Mutt fills the prompt with the first folder from the mailboxes list containing new mail (if any), pressing space will cycle through folders with new mail. -10. Editing threads +10. Editing Threads Mutt has the ability to dynamically restructure threads that are broken either by misconfigured software or bad behavior from some correspondents. This allows -to clean your mailboxes formats) from these annoyances which make it hard to -follow a discussion. +to clean your mailboxes from these annoyances which make it hard to follow a +discussion. -10.1. Linking threads +10.1. Linking Threads -Some mailers tend to "forget" to correctly set the "In-Reply-To:" and -"References:" headers when replying to a message. This results in broken +Some mailers tend to ?forget? to correctly set the ?In-Reply-To:? and +?References:? headers when replying to a message. This results in broken discussions because Mutt has not enough information to guess the correct threading. You can fix this by tagging the reply, then moving to the parent message and using the function (bound to & by default). The -reply will then be connected to this "parent" message. +reply will then be connected to this parent message. You can also connect multiple children at once, tagging them and using the -tag-prefix command (';') or the auto_tag option. + command (';') or the $auto_tag option. -10.2. Breaking threads +10.2. Breaking Threads On mailing lists, some people are in the bad habit of starting a new discussion -by hitting "reply" to any message from the list and changing the subject to a +by hitting ?reply? to any message from the list and changing the subject to a totally unrelated one. You can fix such threads by using the function (bound by default to #), which will turn the subthread starting from the current message into a whole different thread. @@ -3829,7 +4155,7 @@ make requests as to what type of status messages should be returned. Please consider your MTA documentation whether DSN is supported. For SMTP delivery using $smtp_url, it depends on the capabilities announced by -the server whether mutt will attempt to request DSN or not. +the server whether Mutt will attempt to request DSN or not. 12. Start a WWW Browser on URLs @@ -3841,23 +4167,46 @@ contrib/ and the configuration commands: macro index \cb |urlview\n macro pager \cb |urlview\n +13. Miscellany + +This section documents various features that fit nowhere else. + +Address normalization + + Mutt normalizes all e-mail addresses to the simplest form possible. If an + address contains a realname, the form Joe User is used + and the pure e-mail address without angle brackets otherwise, i.e. just + joe@example.com. + + This normalization affects all headers Mutt generates including aliases. + +Initial folder selection + + The folder Mutt opens at startup is determined as follows: the folder + specified in the $MAIL environment variable if present. Otherwise, the + value of $MAILDIR is taken into account. If that isn't present either, Mutt + takes the user's mailbox in the mailspool as determined at compile-time + (which may also reside in the home directory). The $spoolfile setting + overrides this selection. Highest priority has the mailbox given with the + -f command line option. + Chapter 5. Mutt's MIME Support Table of Contents 1. Using MIME in Mutt - 1.1. Viewing MIME messages in the pager + 1.1. Viewing MIME Messages in the Pager 1.2. The Attachment Menu 1.3. The Compose Menu -2. MIME Type configuration with mime.types -3. MIME Viewer configuration with mailcap +2. MIME Type Configuration with mime.types +3. MIME Viewer Configuration with Mailcap - 3.1. The Basics of the mailcap file - 3.2. Secure use of mailcap - 3.3. Advanced mailcap Usage - 3.4. Example mailcap files + 3.1. The Basics of the Mailcap File + 3.2. Secure Use of Mailcap + 3.3. Advanced Mailcap Usage + 3.4. Example Mailcap Files 4. MIME Autoview 5. MIME Multipart/Alternative @@ -3878,7 +4227,7 @@ types. There are three areas/menus in Mutt which deal with MIME, they are the pager (while viewing a message), the attachment menu and the compose menu. -1.1. Viewing MIME messages in the pager +1.1. Viewing MIME Messages in the Pager When you select a message from the index and view it in the pager, Mutt decodes the message to a text representation. Mutt internally supports a number of MIME @@ -3901,14 +4250,15 @@ If Mutt cannot deal with a MIME type, it will display a message like: 1.2. The Attachment Menu -The default binding for view-attachments is `v', which displays the attachment -menu for a message. The attachment menu displays a list of the attachments in a -message. From the attachment menu, you can save, print, pipe, delete, and view -attachments. You can apply these operations to a group of attachments at once, -by tagging the attachments and by using the ?tag-prefix? operator. You can also -reply to the current message from this menu, and only the current attachment -(or the attachments tagged) will be quoted in your reply. You can view -attachments as text, or view them using the mailcap viewer definition. +The default binding for is ?v?, which displays the +attachment menu for a message. The attachment menu displays a list of the +attachments in a message. From the attachment menu, you can save, print, pipe, +delete, and view attachments. You can apply these operations to a group of +attachments at once, by tagging the attachments and by using the +operator. You can also reply to the current message from this menu, and only +the current attachment (or the attachments tagged) will be quoted in your +reply. You can view attachments as text, or view them using the mailcap viewer +definition. Finally, you can apply the usual message-related functions (like , and the and functions) to attachments of @@ -3932,17 +4282,18 @@ Attachments appear as follows: 2 [applica/x-gunzip, base64, 422K] ~/src/mutt-0.85.tar.gz The '-' denotes that Mutt will delete the file after sending (or postponing, or -canceling) the message. It can be toggled with the toggle-unlink command +canceling) the message. It can be toggled with the command (default: u). The next field is the MIME content-type, and can be changed with -the edit-type command (default: ^T). The next field is the encoding for the +the command (default: ^T). The next field is the encoding for the attachment, which allows a binary message to be encoded for transmission on -7bit links. It can be changed with the edit-encoding command (default: ^E). The -next field is the size of the attachment, rounded to kilobytes or megabytes. -The next field is the filename, which can be changed with the rename-file -command (default: R). The final field is the description of the attachment, and -can be changed with the edit-description command (default: d). +7bit links. It can be changed with the command (default: ^E). +The next field is the size of the attachment, rounded to kilobytes or +megabytes. The next field is the filename, which can be changed with the + command (default: R). The final field is the description of the +attachment, and can be changed with the command (default: +d). -2. MIME Type configuration with mime.types +2. MIME Type Configuration with mime.types When you add an attachment to your mail message, Mutt searches your personal mime.types file at ${HOME}/.mime.types, and then the system mime.types file at @@ -3963,7 +4314,7 @@ attach, it will look at the file. If the file is free of binary information, Mutt will assume that the file is plain text, and mark it as text/plain. If the file contains binary information, then Mutt will mark it as application/ octet-stream. You can change the MIME type that Mutt assigns to an attachment -by using the edit-type command from the compose menu (default: ^T). The MIME +by using the command from the compose menu (default: ^T). The MIME type is actually a major mime type followed by the sub-type, separated by a '/ '. 6 major types: application, text, image, video, audio, and model have been approved after various internet discussions. Mutt recognizes all of these if @@ -3973,14 +4324,14 @@ molecular modeling community to pass molecular data in various forms to various molecular viewers. Non-recognized mime types should only be used if the recipient of the message is likely to be expecting such attachments. -3. MIME Viewer configuration with mailcap +3. MIME Viewer Configuration with Mailcap Mutt supports RFC 1524 MIME Configuration, in particular the Unix specific format specified in Appendix A of RFC 1524. This file format is commonly referred to as the mailcap format. Many MIME compliant programs utilize the mailcap format, allowing you to specify handling for all MIME types in one -place for all programs. Programs known to use this format include Netscape, -XMosaic, lynx and metamail. +place for all programs. Programs known to use this format include Firefox, lynx +and metamail. In order to handle various MIME types that Mutt can not handle internally, Mutt parses a series of external configuration files to find an external handler. @@ -4000,7 +4351,7 @@ the following files: 6. /usr/local/etc/mailcap where $HOME is your home directory. The $PKGDATADIR and the $SYSCONFDIR -directories depend on where mutt is installed: the former is the default for +directories depend on where Mutt is installed: the former is the default for shared data, the latter for system configuration files. The default search path can be obtained by running the following command: @@ -4010,7 +4361,7 @@ mutt -nF /dev/null -Q mailcap_path In particular, the metamail distribution will install a mailcap file, usually as /usr/local/etc/mailcap, which contains some baseline entries. -3.1. The Basics of the mailcap file +3.1. The Basics of the Mailcap File A mailcap file consists of a series of lines which are comments, blank, or definitions. @@ -4073,14 +4424,14 @@ text/*; more This is the simplest form of a mailcap file. -3.2. Secure use of mailcap +3.2. Secure Use of Mailcap The interpretation of shell meta-characters embedded in MIME parameters can lead to security problems in general. Mutt tries to quote parameters in expansion of %s syntaxes properly, and avoids risky characters by substituting them, see the $mailcap_sanitize variable. -Although mutt's procedures to invoke programs with mailcap seem to be safe, +Although Mutt's procedures to invoke programs with mailcap seem to be safe, there are other applications parsing mailcap, maybe taking less care of it. Therefore you should pay attention to the following rules: @@ -4100,7 +4451,7 @@ further expansion): text/test-mailcap-bug; cat %s; copiousoutput; test=charset=%{charset} \ && test "`echo $charset | tr '[A-Z]' '[a-z]'`" != iso-8859-1 -3.3. Advanced mailcap Usage +3.3. Advanced Mailcap Usage 3.3.1. Optional Fields @@ -4141,7 +4492,7 @@ composetyped= This flag specifies the command to use to create a new attachment of a specific MIME type. This command differs from the compose command in that - mutt will expect standard MIME headers on the data. This can be used to + Mutt will expect standard MIME headers on the data. This can be used to specify parameters, filename, description, etc. for a new attachment. Mutt supports this from the compose menu. @@ -4175,12 +4526,12 @@ test= test failed, and Mutt continues searching for the right entry. Note that the content-type must match before Mutt performs the test. For example: - text/html; netscape -remote 'openURL(%s)' ; test=RunningX + text/html; firefox -remote 'openURL(%s)' ; test=RunningX text/html; lynx %s In this example, Mutt will run the program RunningX which will return 0 if the X Window manager is running, and non-zero if it isn't. If RunningX - returns 0, then Mutt will call netscape to display the text/html object. If + returns 0, then Mutt will call firefox to display the text/html object. If RunningX doesn't return 0, then Mutt will go on to the next entry and use lynx to display the text/html object. @@ -4204,7 +4555,7 @@ interactively from the attachment menu. In addition, you can then use the test feature to determine which viewer to use interactively depending on your environment. -text/html; netscape -remote 'openURL(%s)' ; test=RunningX +text/html; firefox -remote 'openURL(%s)' ; test=RunningX text/html; lynx %s; nametemplate=%s.html text/html; lynx -dump %s; nametemplate=%s.html; copiousoutput @@ -4216,7 +4567,7 @@ use the second entry for interactive viewing. 3.3.3. Command Expansion The various commands defined in the mailcap files are passed to the /bin/sh -shell using the system() function. Before the command is passed to /bin/sh -c, +shell using the system(3) function. Before the command is passed to /bin/sh -c, it is parsed to expand various special parameters with information from Mutt. The keywords Mutt expands are: @@ -4255,7 +4606,7 @@ Mutt does not currently support the %F and %n keywords specified in RFC 1524. The main purpose of these parameters is for multipart messages, which is handled internally by Mutt. -3.4. Example mailcap files +3.4. Example Mailcap Files This mailcap file is fairly simple and standard: @@ -4263,8 +4614,8 @@ This mailcap file is fairly simple and standard: video/*; xanim %s > /dev/null image/*; xv %s > /dev/null -# I'm always running netscape (if my computer had more memory, maybe) -text/html; netscape -remote 'openURL(%s)' +# I'm always running firefox (if my computer had more memory, maybe) +text/html; firefox -remote 'openURL(%s)' This mailcap file shows quite a number of examples: @@ -4272,12 +4623,12 @@ This mailcap file shows quite a number of examples: # send that to /dev/null so I don't see it video/*; xanim %s > /dev/null -# Send html to a running netscape by remote -text/html; netscape -remote 'openURL(%s)'; test=RunningNetscape +# Send html to a running firefox by remote +text/html; firefox -remote 'openURL(%s)'; test=RunningFirefox -# If I'm not running netscape but I am running X, start netscape on the +# If I'm not running firefox but I am running X, start firefox on the # object -text/html; netscape %s; test=RunningX +text/html; firefox %s; test=RunningX # Else use lynx to view it as text text/html; lynx %s @@ -4288,7 +4639,7 @@ text/html; lynx -dump %s; copiousoutput # I use enscript to print text in two columns to a page text/*; more %s; print=enscript -2Gr %s -# Netscape adds a flag to tell itself to view jpegs internally +# Firefox adds a flag to tell itself to view jpegs internally image/jpeg;xv %s; x-mozilla-flags=internal # Use xv to view images if I'm running X @@ -4306,6 +4657,11 @@ application/ms-excel; open.pl %s 4. MIME Autoview +Usage: + +auto-view mimetype [ mimetype ...] +unauto-view { * | mimetype ... } + In addition to explicitly telling Mutt to view an attachment with the MIME viewer defined in the mailcap file, Mutt has support for automatically viewing MIME attachments while in the pager. @@ -4315,10 +4671,8 @@ copiousoutput option to denote that it is non-interactive. Usually, you also use the entry to convert the attachment to a text representation which you can view in the pager. -You then use the auto_view muttrc command to list the content-types that you -wish to view automatically. - -For instance, if you set auto_view to: +You then use the auto_view .muttrc command to list the content-types that you +wish to view automatically. For instance, if you set it to: auto_view text/html application/x-gunzip \ application/postscript image/gif application/x-tar-gz @@ -4333,22 +4687,22 @@ application/x-gunzip; gzcat; copiousoutput application/x-tar-gz; gunzip -c %s | tar -tf - ; copiousoutput application/postscript; ps2ascii %s; copiousoutput -?unauto_view? can be used to remove previous entries from the autoview list. -This can be used with message-hook to autoview messages based on size, etc. -?unauto_view *? will remove all previous entries. +unauto_view can be used to remove previous entries from the autoview list. This +can be used with message-hook to autoview messages based on size, etc. ? +unauto_view *? will remove all previous entries. 5. MIME Multipart/Alternative Mutt has some heuristics for determining which attachment of a multipart/ -alternative type to display. First, mutt will check the alternative_order list -to determine if one of the available types is preferred. The alternative_order -list consists of a number of mimetypes in order, including support for implicit -and explicit wildcards, for example: +alternative type to display. First, Mutt will check the alternative_order list +to determine if one of the available types is preferred. It consists of a +number of mimetypes in order, including support for implicit and explicit +wildcards, for example: alternative_order text/enriched text/plain text application/postscript image/* -Next, mutt will check if any of the types have a defined auto_view, and use -that. Failing that, Mutt will look for any text type. As a last attempt, mutt +Next, Mutt will check if any of the types have a defined auto_view, and use +that. Failing that, Mutt will look for any text type. As a last attempt, Mutt will look for any type it knows how to handle. To remove a MIME type from the alternative_order list, use the @@ -4363,18 +4717,18 @@ search for messages by attachment count. You also can configure what kinds of attachments qualify for this feature with the attachments and unattachments commands. -In order to provide this information, mutt needs to fully MIME-parse all +In order to provide this information, Mutt needs to fully MIME-parse all messages affected first. This can slow down operation especially for remote mail folders such as IMAP because all messages have to be downloaded first regardless whether the user really wants to view them or not. The syntax is: -attachments {+|-}disposition mime-type -unattachments {+|-}disposition mime-type -attachments ? +attachments { + | - }disposition mime-type +unattachments { + | - }disposition mime-type +attachments ? -Disposition is the attachment's Content-disposition type -- either inline or +disposition is the attachment's Content-Disposition type ? either inline or attachment. You can abbreviate this to I or A. Disposition is prefixed by either a + symbol or a - symbol. If it's a +, you're @@ -4382,7 +4736,7 @@ saying that you want to allow this disposition and MIME type to qualify. If it's a -, you're saying that this disposition and MIME type is an exception to previous + rules. There are examples below of how this is useful. -Mime-type is, unsurprisingly, the MIME type of the attachment you want to +mime-type is, unsurprisingly, the MIME type of the attachment you want to affect. A MIME type is always of the format major/minor, where major describes the broad category of document you're looking at, and minor describes the specific type within that category. The major part of mime-type must be literal @@ -4392,7 +4746,7 @@ expression. (Therefore, ?*/.*? matches any MIME type.) The MIME types you give to the attachments directive are a kind of pattern. When you use the attachments directive, the patterns you specify are added to a list. When you use unattachments, the pattern is removed from the list. The -patterns are not expanded and matched to specific MIME types at this time -- +patterns are not expanded and matched to specific MIME types at this time ? they're just text in a list. They're only matched when actually evaluating a message. @@ -4454,6 +4808,11 @@ settings in Muttrc format, so that it can be pasted elsewhere. 7. MIME Lookup +Usage: + +mime-lookup mimetype [ mimetype ...] +unmime-lookup { * | mimetype ... } + Mutt's mime_lookup list specifies a list of mime-types that should not be treated according to their mailcap entry. This option is designed to deal with binary types such as application/octet-stream. When an attachment's mime-type @@ -4466,37 +4825,38 @@ rules in the mailcap file and according to any other configuration options mime_lookup application/octet-stream application/X-Lotus-Manuscript In addition, the unmime_lookup command may be used to disable this feature for -any particular mime-type if it had been set, for example, in a global muttrc. +any particular mime-type if it had been set, for example, in a global .muttrc. -Chapter 6. Optional features +Chapter 6. Optional Features Table of Contents -1. General notes +1. General Notes - 1.1. Enabling/disabling features - 1.2. URL syntax + 1.1. Enabling/Disabling Features + 1.2. URL Syntax 2. SSL/TLS Support 3. POP3 Support 4. IMAP Support - 4.1. The Folder Browser + 4.1. The IMAP Folder Browser 4.2. Authentication 5. SMTP Support -6. Managing multiple accounts -7. Local caching +6. Managing Multiple Accounts +7. Local Caching - 7.1. Header caching - 7.2. Body caching + 7.1. Header Caching + 7.2. Body Caching 7.3. Maintenance -8. Exact address generation +8. Exact Address Generation +9. Sending Anonymous Messages via Mixmaster -1. General notes +1. General Notes -1.1. Enabling/disabling features +1.1. Enabling/Disabling Features Mutt supports several of optional features which can be enabled or disabled at compile-time by giving the configure script certain arguments. These are listed @@ -4504,42 +4864,45 @@ in the ?Optional features? section of the configure --help output. Which features are enabled or disabled can later be determined from the output of mutt -v. If a compile option starts with ?+? it is enabled and disabled if -prefixed with ?-?. For example, if mutt was compiled using GnuTLS for encrypted +prefixed with ?-?. For example, if Mutt was compiled using GnuTLS for encrypted communication instead of OpenSSL, mutt -v would contain: -USE_SSL_OPENSSL +USE_SSL_GNUTLS -1.2. URL syntax +1.2. URL Syntax Mutt optionally supports the IMAP, POP3 and SMTP protocols which require to -access servers using URLs. The canonical syntax for specifying URLs in mutt is +access servers using URLs. The canonical syntax for specifying URLs in Mutt is (an item enclosed in [] means it is optional and may be omitted): proto[s]://[username[:password]@]server[:port]/[path] proto is the communication protocol: imap for IMAP, pop for POP3 and smtp for -SMTP. If ?s? for ?secure communication? is appended, mutt will attempt to -establish an encrypted communication using SSL or TLS. If no explicit port is -given, mutt will use the system's default for the given protocol. +SMTP. If ?s? for ?secure communication? is appended, Mutt will attempt to +establish an encrypted communication using SSL or TLS. + +Since all protocols supported by Mutt support/require authentication, login +credentials may be specified in the URL. This has the advantage that multiple +IMAP, POP3 or SMTP servers may be specified (which isn't possible using, for +example, $imap_user). The username may contain the ?@? symbol being used by +many mail systems as part of the login name. A password can be given, too but +is not recommended if the URL is specified in a configuration file on disk. -Since all protocols by mutt support authentication, the username may be given -directly in the URL instead of using the pop_user or imap_user variables. It -may contain the ?@? symbol being used by many mail systems as part of the login -name. A password can be given, too but is not recommended if the URL is -specified in a configuration file on disk. +If no port number is given, Mutt will use the system's default for the given +protocol (usually consulting /etc/services). The optional path is only relevant for IMAP. -For IMAP for example, you can select an alternative port by specifying it with -the server: imap://imapserver:port/INBOX. You can also specify different -username for each folder: imap://username@imapserver[:port]/INBOX or imap:// -username2@imapserver[:port]/path/to/folder. Replacing imap:// by imaps:// would -make mutt attempt to connect using SSL or TLS on a different port to encrypt -the communication. +Example 6.1. URLs + +pops://host/ +imaps://user@host/INBOX/Sent +smtp://user@host:587/ + 2. SSL/TLS Support -If mutt is compiled with IMAP, POP3 and/or SMTP support, it can also be +If Mutt is compiled with IMAP, POP3 and/or SMTP support, it can also be compiled with support for SSL or TLS using either OpenSSL or GnuTLS ( by running the configure script with the --enable-ssl=... option for OpenSSL or --enable-gnutls=... for GnuTLS). Mutt can then attempt to encrypt communication @@ -4548,19 +4911,26 @@ communication?. 3. POP3 Support -If Mutt was compiled with POP3 support (by running the configure script with -the --enable-pop flag), it has the ability to work with mailboxes located on a +If Mutt is compiled with POP3 support (by running the configure script with the +--enable-pop flag), it has the ability to work with mailboxes located on a remote POP3 server and fetch mail for local browsing. Remote POP3 servers can be accessed using URLs with the pop protocol for -unencrypted and pops for encrypted communication, see Section 1.2, ?URL syntax? +unencrypted and pops for encrypted communication, see Section 1.2, ?URL Syntax? for details. Polling for new mail is more expensive over POP3 than locally. For this reason the frequency at which Mutt will check for mail remotely can be controlled by the $pop_checkinterval variable, which defaults to every 60 seconds. -Another way to access your POP3 mail is the function (default: G). It allows to connect to $pop_host, fetch all your new mail and place it in the local $spoolfile. After this point, Mutt runs exactly as if the mail had always been local. @@ -4568,7 +4938,7 @@ been local. Note If you only need to fetch all messages to a local mailbox you should consider -using a specialized program, such as fetchmail, getmail or similar. +using a specialized program, such as fetchmail(1), getmail(1) or similar. 4. IMAP Support @@ -4577,7 +4947,7 @@ the --enable-imap flag), it has the ability to work with folders located on a remote IMAP server. You can access the remote inbox by selecting the folder by its URL (see -Section 1.2, ?URL syntax? for details) using the imap or imaps protocol. +Section 1.2, ?URL Syntax? for details) using the imap or imaps protocol. Alternatively, a pine-compatible notation is also supported, ie {[username@] imapserver[:port][/ssl]}path/to/folder @@ -4590,12 +4960,13 @@ the folders you are subscribed to, or all folders with the toggle-subscribed command. See also the $imap_list_subscribed variable. Polling for new mail on an IMAP server can cause noticeable delays. So, you'll -want to carefully tune the $mail_check and $timeout variables. Personally I use +want to carefully tune the $mail_check and $timeout variables. Reasonable +values are: set mail_check=90 set timeout=15 -with relatively good results over my slow modem line. +with relatively good results even over slow modem lines. Note @@ -4603,13 +4974,13 @@ Note that if you are using mbox as the mail store on UW servers prior to v12.250, the server has been reported to disconnect a client if another client selects the same folder. -4.1. The Folder Browser +4.1. The IMAP Folder Browser -As of version 1.2, mutt supports browsing mailboxes on an IMAP server. This is +As of version 1.2, Mutt supports browsing mailboxes on an IMAP server. This is mostly the same as the local file browser, with the following differences: - * In lieu of file permissions, mutt displays the string "IMAP", possibly - followed by the symbol "+", indicating that the entry contains both + * In lieu of file permissions, Mutt displays the string ?IMAP?, possibly + followed by the symbol ?+?, indicating that the entry contains both messages and subfolders. On Cyrus-like servers folders will often contain both messages and subfolders. @@ -4618,9 +4989,9 @@ mostly the same as the local file browser, with the following differences: subfolder view. If you wish to view the messages in that folder, you must use view-file instead (bound to space by default). - * You can create, delete and rename mailboxes with the create-mailbox, - delete-mailbox, and rename-mailbox commands (default bindings: C, d and r, - respectively). You may also subscribe and unsubscribe to mailboxes + * You can create, delete and rename mailboxes with the , + , and commands (default bindings: C, d and + r, respectively). You may also and to mailboxes (normally these are bound to s and u, respectively). 4.2. Authentication @@ -4630,7 +5001,7 @@ CRAM-MD5, and LOGIN (there is a patch by Grant Edwards to add NTLM authentication for you poor exchange users out there, but it has yet to be integrated into the main tree). There is also support for the pseudo-protocol ANONYMOUS, which allows you to log in to a public IMAP server without having an -account. To use ANONYMOUS, simply make your username blank or "anonymous". +account. To use ANONYMOUS, simply make your username blank or ?anonymous?. SASL is a special super-authenticator, which selects among several protocols (including GSSAPI, CRAM-MD5, ANONYMOUS, and DIGEST-MD5) the most secure method @@ -4638,7 +5009,7 @@ available on your host and the server. Using some of these methods (including DIGEST-MD5 and possibly GSSAPI), your entire session will be encrypted and invisible to those teeming network snoops. It is the best option if you have it. To use it, you must have the Cyrus SASL library installed on your system -and compile mutt with the --with-sasl flag. +and compile Mutt with the --with-sasl flag. Mutt will try whichever methods are compiled in and available on the server, in the following order: SASL, ANONYMOUS, GSSAPI, CRAM-MD5, LOGIN. @@ -4655,37 +5026,41 @@ There are a few variables which control authentication: * $imap_authenticators - a colon-delimited list of IMAP authentication methods to try, in the order you wish to try them. If specified, this - overrides mutt's default (attempt everything, in the order listed above). + overrides Mutt's default (attempt everything, in the order listed above). 5. SMTP Support Besides supporting traditional mail delivery through a sendmail-compatible -program, mutt supports delivery through SMTP if it was configured and built +program, Mutt supports delivery through SMTP if it was configured and built with --enable-smtp. -If the configuration variable $smtp_url is set, mutt will contact the given -SMTP server to deliver messages; if it is unset, mutt will use the program +If the configuration variable $smtp_url is set, Mutt will contact the given +SMTP server to deliver messages; if it is unset, Mutt will use the program specified by $sendmail. -For details on the URL syntax, please see Section 1.2, ?URL syntax?. +For details on the URL syntax, please see Section 1.2, ?URL Syntax?. The built-in SMTP support supports encryption (the smtps protocol using SSL or TLS) as well as SMTP authentication using SASL. The authentication mechanisms for SASL are specified in $smtp_authenticators defaulting to an empty list -which makes mutt try all available methods from most-secure to least-secure. +which makes Mutt try all available methods from most-secure to least-secure. + +6. Managing Multiple Accounts -6. Managing multiple accounts +Usage: + +account-hook pattern command If you happen to have accounts on multiple IMAP, POP and/or SMTP servers, you may find managing all the authentication settings inconvenient and error-prone. The account-hook command may help. This hook works like folder-hook but is -invoked whenever you access a remote mailbox (including inside the folder -browser), not just when you open the mailbox which includes (for example) -polling for new mail, storing Fcc messages and saving messages to a folder. As -a consequence, account-hook should only be used to set connection-related -settings such as passwords or tunnel commands but not settings such as sender -address or name (because in general it should be considered unpredictable which -account-hook was last used). +invoked whenever Mutt needs to access a remote mailbox (including inside the +folder browser), not just when you open the mailbox. This includes (for +example) polling for new mail, storing Fcc messages and saving messages to a +folder. As a consequence, account-hook should only be used to set +connection-related settings such as passwords or tunnel commands but not +settings such as sender address or name (because in general it should be +considered unpredictable which account-hook was last used). Some examples: @@ -4694,16 +5069,38 @@ account-hook imap://host1/ 'set imap_user=me1 imap_pass=foo' account-hook imap://host2/ 'set tunnel="ssh host2 /usr/libexec/imapd"' account-hook smtp://user@host3/ 'set tunnel="ssh host3 /usr/libexec/smtpd"' -7. Local caching +To manage multiple accounts with, for example, different values of $record or +sender addresses, folder-hook has to be be used together with the mailboxes +command. + +Example 6.2. Managing multiple accounts + +mailboxes imap://user@host1/INBOX +folder-hook imap://user@host1/ 'set folder=imap://host1/ ; set record=+INBOX/Sent' + +mailboxes imap://user@host2/INBOX +folder-hook imap://user@host2/ 'set folder=imap://host2/ ; set record=+INBOX/Sent' + + +In example Example 6.2, ?Managing multiple accounts? the folders are defined +using mailboxes so Mutt polls them for new mail. Each folder-hook triggers when +one mailbox below each IMAP account is opened and sets $folder to the account's +root folder. Next, it sets $record to the INBOX/Sent folder below the newly set +$folder. Please notice that the value the ?+? mailbox shortcut refers to +depends on the current value of $folder and therefore has to be set separatedly +per account. Setting other values like $from or $signature is analogous to +setting $record. + +7. Local Caching Mutt contains two types of local caching: (1) the so-called ?header caching? and (2) the so-called ?body caching? which are both described in this section. Header caching is optional as it depends on external libraries, body caching is -always enabled if mutt is compiled with POP and/or IMAP support as these use it +always enabled if Mutt is compiled with POP and/or IMAP support as these use it (body caching requires no external library). -7.1. Header caching +7.1. Header Caching Mutt provides optional support for caching message headers for the following types of folders: IMAP, POP, Maildir and MH. Header caching greatly improves @@ -4721,35 +5118,22 @@ If set to point to a file, one database file for all folders will be used (which may result in lower performance), but one file per folder if it points to a directory. -For the one-file-per-folder case, database files for remote folders will be -named according to their URL while database files for local folders will be -named by the MD5 checksums of their path. These database files may be safely -removed if a system is short on space. You can compute the name of the header -cache file for a particular local folder through a command like the following: - -$ printf '%s' '/path/to/folder' | md5sum - -The md5sum command may also be named md5, depending on your operating system. - -7.2. Body caching +7.2. Body Caching Both cache methods can be combined using the same directory for storage (and for IMAP/POP even provide meaningful file names) which simplifies manual maintenance tasks. -In addition to caching message headers only, mutt can also cache whole message +In addition to caching message headers only, Mutt can also cache whole message bodies. This results in faster display of messages for POP and IMAP folders because messages usually have to be downloaded only once. For configuration, the variable $message_cachedir must point to a directory. -There, mutt will create a hierarchy of subdirectories named like: +There, Mutt will create a hierarchy of subdirectories named like: proto:user@hostname where proto is either ?pop? or ?imap.? Within there for -each folder, mutt stores messages in single files (just like Maildir) so that -with manual symlink creation these cache directories can be examined with mutt -as read-only Maildir folders. - -All files can be removed as needed if the consumed disk space becomes an issue -as mutt will silently fetch missing items again. +each folder, Mutt stores messages in single files. All files can be removed as +needed if the consumed disk space becomes an issue as Mutt will silently fetch +missing items again. 7.3. Maintenance @@ -4758,15 +5142,15 @@ files so that files have to be removed in case they grow too big. It depends on the database library used for header caching whether disk space freed by removing messages is re-used. -For body caches, mutt can keep the local cache in sync with the remote mailbox +For body caches, Mutt can keep the local cache in sync with the remote mailbox if the $message_cache_clean variable is set. Cleaning means to remove messages from the cache which are no longer present in the mailbox which only happens -when other mail clients or instances of mutt using a different body cache +when other mail clients or instances of Mutt using a different body cache location delete messages (Mutt itself removes deleted messages from the cache when syncing a mailbox). As cleaning can take a noticeable amount of time, it should not be set in general but only occasionally. -8. Exact address generation +8. Exact Address Generation Mutt supports the ?Name ? address syntax for reading and writing messages, the older ?user@host (Name)? syntax is only supported when reading @@ -4774,27 +5158,138 @@ messages. The --enable-exact-address switch can be given to configure to build it with write-support for the latter syntax. EXACT_ADDRESS in the output of mutt -v indicates whether it's supported. -Chapter 7. Performance tuning - -Table of Contents - -1. Reading and writing mailboxes -2. Reading messages from remote folders -3. Searching and limiting +9. Sending Anonymous Messages via Mixmaster -1. Reading and writing mailboxes - -Mutt's performance when reading mailboxes can be improved in two ways: +You may also have compiled Mutt to co-operate with Mixmaster, an anonymous +remailer. Mixmaster permits you to send your messages anonymously using a chain +of remailers. Mixmaster support in Mutt is for mixmaster version 2.04 (beta 45 +appears to be the latest) and 2.03. It does not support earlier versions or the +later so-called version 3 betas, of which the latest appears to be called +2.9b23. - 1. For remote folders (IMAP and POP) as well as folders using one-file-per - message storage (Maildir and MH), mutt's performance can be greatly - improved using header caching. Using a single database per folder may - further increase performance. +To use it, you'll have to obey certain restrictions. Most important, you cannot +use the Cc and Bcc headers. To tell Mutt to use mixmaster, you have to select a +remailer chain, using the mix function on the compose menu. - 2. Mutt provides the $read_inc and $write_inc variables to specify at which - rate to update progress counters. If these values are too low, mutt may - spend more time on updating the progress counter than it spends on actually - reading/writing folders. +The chain selection screen is divided into two parts. In the (larger) upper +part, you get a list of remailers you may use. In the lower part, you see the +currently selected chain of remailers. + +You can navigate in the chain using the and +functions, which are by default bound to the left and right arrows and to the h +and l keys (think vi keyboard bindings). To insert a remailer at the current +chain position, use the function. To append a remailer behind the +current chain position, use or . You can also delete +entries from the chain, using the corresponding function. Finally, to abandon +your changes, leave the menu, or them pressing (by default) the Return +key. + +Note that different remailers do have different capabilities, indicated in the +%c entry of the remailer menu lines (see $mix_entry_format). Most important is +the ?middleman? capability, indicated by a capital ?M?: This means that the +remailer in question cannot be used as the final element of a chain, but will +only forward messages to other mixmaster remailers. For details on the other +capabilities, please have a look at the mixmaster documentation. + +Chapter 7. Security Considerations + +Table of Contents + +1. Passwords +2. Temporary Files +3. Information Leaks + + 3.1. Message-Id: headers + 3.2. mailto:-style Links + +4. External Applications + +First of all, Mutt contains no security holes included by intention but may +contain unknown security holes. As a consequence, please run Mutt only with as +few permissions as possible. Especially, do not run Mutt as the super user. + +When configuring Mutt, there're some points to note about secure setups so +please read this chapter carefully. + +1. Passwords + +Although Mutt can be told the various passwords for accounts, please never +store passwords in configuration files. Besides the fact that the system's +operator can always read them, you could forget to mask it out when reporting a +bug or asking for help via a mailing list. Even worse, your mail including your +password could be archived by internet search engines, mail-to-news gateways +etc. It may already be too late before you notice your mistake. + +2. Temporary Files + +Mutt uses many temporary files for viewing messages, verifying digital +signatures, etc. As long as being used, these files are visible by other users +and maybe even readable in case of misconfiguration. Also, a different location +for these files may be desired which can be changed via the $tmpdir variable. + +3. Information Leaks + +3.1. Message-Id: headers + +Message-Id: headers contain a local part that is to be created in a unique +fashion. In order to do so, Mutt will ?leak? some information to the outside +world when sending messages: the generation of this header includes a step +counter which is increased (and rotated) with every message sent. In a longer +running mutt session, others can make assumptions about your mailing habbits +depending on the number of messages sent. If this is not desired, the header +can be manually provided using $edit_headers (though not recommended). + +3.2. mailto:-style Links + +As Mutt be can be set up to be the mail client to handle mailto: style links in +websites, there're security considerations, too. Arbitrary header fields can be +embedded in these links which could override existing header fields or attach +arbitrary files using the Attach: psuedoheader. This may be problematic if the +$edit-headers variable is unset, i.e. the user doesn't want to see header +fields while editing the message and doesn't pay enough attention to the +compose menu's listing of attachments. + +For example, following a link like + +mailto:joe@host?Attach=~/.gnupg/secring.gpg + +will send out the user's private gnupg keyring to joe@host if the user doesn't +follow the information on screen carefully enough. + +4. External Applications + +Mutt in many places has to rely on external applications or for convenience +supports mechanisms involving external applications. + +One of these is the mailcap mechanism as defined by RfC1524. Details about a +secure use of the mailcap mechanisms is given in Section 3.2, ?Secure Use of +Mailcap?. + +Besides the mailcap mechanism, Mutt uses a number of other external utilities +for operation, for example to provide crypto support, in backtick expansion in +configuration files or format string filters. The same security considerations +apply for these as for tools involved via mailcap. + +Chapter 8. Performance Tuning + +Table of Contents + +1. Reading and Writing Mailboxes +2. Reading Messages from Remote Folders +3. Searching and Limiting + +1. Reading and Writing Mailboxes + +Mutt's performance when reading mailboxes can be improved in two ways: + + 1. For remote folders (IMAP and POP) as well as folders using one-file-per + message storage (Maildir and MH), Mutt's performance can be greatly + improved using header caching. using a single database per folder. + + 2. Mutt provides the $read_inc and $write_inc variables to specify at which + rate to update progress counters. If these values are too low, Mutt may + spend more time on updating the progress counter than it spends on actually + reading/writing folders. For example, when opening a maildir folder with a few thousand messages, the default value for $read_inc may be too low. It can be tuned on on a @@ -4814,20 +5309,20 @@ produce either too few or too much progress updates. Thus, Mutt allows to limit the number of progress updates per second it'll actually send to the terminal using the $time_inc variable. -2. Reading messages from remote folders +2. Reading Messages from Remote Folders Reading messages from remote folders such as IMAP an POP can be slow especially -for large mailboxes since mutt only caches a very limited number of recently +for large mailboxes since Mutt only caches a very limited number of recently viewed messages (usually 10) per session (so that it will be gone for the next session.) To improve performance and permanently cache whole messages, please refer to -mutt's so-called body caching for details. +Mutt's so-called body caching for details. -3. Searching and limiting +3. Searching and Limiting When searching mailboxes either via a search or a limit action, for some -patterns mutt distinguishes between regular expression and string searches. For +patterns Mutt distinguishes between regular expression and string searches. For regular expressions, patterns are prefixed with ??? and with ?=? for string searches. @@ -4841,17 +5336,17 @@ author, it's much faster to search for the initial part of an e-mail address via =Luser@ instead of ?Luser@. This is especially true for searching message bodies since a larger amount of input has to be searched. -Please note that string search is an exact case-sensitive search while a -regular expression search with only lower-case letters performs a -case-insensitive search. +As for regular expressions, a lower case string search pattern makes Mutt +perform a case-insensitive search except for IMAP (because for IMAP Mutt +performs server-side searches which don't support case-insensivity). -Chapter 8. Reference +Chapter 9. Reference Table of Contents -1. Command line options +1. Command-Line Options 2. Configuration Commands -3. Configuration variables +3. Configuration Variables 3.1. abort_nosubject 3.2. abort_unmodified @@ -4869,18 +5364,18 @@ Table of Contents 3.14. attach_sep 3.15. attach_split 3.16. attribution - 3.17. autoedit - 3.18. auto_tag + 3.17. auto_tag + 3.18. autoedit 3.19. beep 3.20. beep_new 3.21. bounce 3.22. bounce_delivered 3.23. braille_friendly - 3.24. check_mbox_size + 3.24. certificate_file 3.25. charset - 3.26. check_new - 3.27. collapse_unread - 3.28. uncollapse_jump + 3.26. check_mbox_size + 3.27. check_new + 3.28. collapse_unread 3.29. compose_format 3.30. config_charset 3.31. confirmappend @@ -4888,301 +5383,305 @@ Table of Contents 3.33. connect_timeout 3.34. content_type 3.35. copy - 3.36. crypt_use_gpgme - 3.37. crypt_use_pka - 3.38. crypt_autopgp + 3.36. crypt_autoencrypt + 3.37. crypt_autopgp + 3.38. crypt_autosign 3.39. crypt_autosmime - 3.40. date_format - 3.41. default_hook - 3.42. delete - 3.43. delete_untag - 3.44. digest_collapse - 3.45. display_filter - 3.46. dotlock_program - 3.47. dsn_notify - 3.48. dsn_return - 3.49. duplicate_threads - 3.50. edit_headers - 3.51. editor - 3.52. encode_from - 3.53. envelope_from_address - 3.54. escape - 3.55. fast_reply - 3.56. fcc_attach - 3.57. fcc_clear - 3.58. folder - 3.59. folder_format - 3.60. followup_to - 3.61. force_name - 3.62. forward_decode - 3.63. forward_edit - 3.64. forward_format - 3.65. forward_quote - 3.66. from - 3.67. gecos_mask - 3.68. hdrs - 3.69. header - 3.70. help - 3.71. hidden_host - 3.72. hide_limited - 3.73. hide_missing - 3.74. hide_thread_subject - 3.75. hide_top_limited - 3.76. hide_top_missing - 3.77. history - 3.78. history_file - 3.79. honor_followup_to - 3.80. hostname - 3.81. ignore_linear_white_space - 3.82. ignore_list_reply_to - 3.83. imap_authenticators - 3.84. imap_check_subscribed - 3.85. imap_delim_chars - 3.86. imap_headers - 3.87. imap_idle - 3.88. imap_keepalive - 3.89. imap_list_subscribed - 3.90. imap_login - 3.91. imap_pass - 3.92. imap_passive - 3.93. imap_peek - 3.94. imap_pipeline_depth - 3.95. imap_servernoise - 3.96. imap_user - 3.97. implicit_autoview - 3.98. include - 3.99. include_onlyfirst - 3.100. indent_string - 3.101. index_format - 3.102. ispell - 3.103. keep_flagged - 3.104. locale - 3.105. mail_check - 3.106. mailcap_path - 3.107. mailcap_sanitize - 3.108. header_cache - 3.109. maildir_header_cache_verify - 3.110. header_cache_pagesize - 3.111. header_cache_compress - 3.112. maildir_trash - 3.113. mark_old - 3.114. markers - 3.115. mask - 3.116. mbox - 3.117. mbox_type - 3.118. metoo - 3.119. menu_context - 3.120. menu_move_off - 3.121. menu_scroll - 3.122. meta_key - 3.123. mh_purge - 3.124. mh_seq_flagged - 3.125. mh_seq_replied - 3.126. mh_seq_unseen - 3.127. mime_forward - 3.128. mime_forward_decode - 3.129. mime_forward_rest - 3.130. mix_entry_format - 3.131. mixmaster - 3.132. move - 3.133. message_cachedir - 3.134. message_cache_clean - 3.135. message_format - 3.136. narrow_tree - 3.137. net_inc - 3.138. pager - 3.139. pager_context - 3.140. pager_format - 3.141. pager_index_lines - 3.142. pager_stop - 3.143. crypt_autosign - 3.144. crypt_autoencrypt - 3.145. pgp_ignore_subkeys - 3.146. crypt_replyencrypt - 3.147. crypt_replysign - 3.148. crypt_replysignencrypted - 3.149. crypt_timestamp - 3.150. pgp_use_gpg_agent - 3.151. crypt_verify_sig - 3.152. smime_is_default - 3.153. smime_ask_cert_label - 3.154. smime_decrypt_use_default_key - 3.155. pgp_entry_format - 3.156. pgp_good_sign - 3.157. pgp_check_exit - 3.158. pgp_long_ids - 3.159. pgp_retainable_sigs - 3.160. pgp_autoinline - 3.161. pgp_replyinline - 3.162. pgp_show_unusable - 3.163. pgp_sign_as - 3.164. pgp_strict_enc - 3.165. pgp_timeout - 3.166. pgp_sort_keys - 3.167. pgp_mime_auto - 3.168. pgp_auto_decode - 3.169. pgp_decode_command - 3.170. pgp_getkeys_command - 3.171. pgp_verify_command - 3.172. pgp_decrypt_command - 3.173. pgp_clearsign_command - 3.174. pgp_sign_command - 3.175. pgp_encrypt_sign_command - 3.176. pgp_encrypt_only_command - 3.177. pgp_import_command - 3.178. pgp_export_command - 3.179. pgp_verify_key_command - 3.180. pgp_list_secring_command - 3.181. pgp_list_pubring_command - 3.182. forward_decrypt - 3.183. smime_timeout - 3.184. smime_encrypt_with - 3.185. smime_keys - 3.186. smime_ca_location - 3.187. smime_certificates - 3.188. smime_decrypt_command - 3.189. smime_verify_command - 3.190. smime_verify_opaque_command - 3.191. smime_sign_command - 3.192. smime_sign_opaque_command - 3.193. smime_encrypt_command - 3.194. smime_pk7out_command - 3.195. smime_get_cert_command - 3.196. smime_get_signer_cert_command - 3.197. smime_import_cert_command - 3.198. smime_get_cert_email_command - 3.199. smime_default_key - 3.200. ssl_client_cert - 3.201. ssl_force_tls - 3.202. ssl_starttls - 3.203. certificate_file - 3.204. ssl_usesystemcerts - 3.205. entropy_file - 3.206. ssl_use_sslv2 - 3.207. ssl_use_sslv3 - 3.208. ssl_use_tlsv1 - 3.209. ssl_min_dh_prime_bits - 3.210. ssl_ca_certificates_file - 3.211. pipe_split - 3.212. pipe_decode - 3.213. pipe_sep - 3.214. pop_authenticators - 3.215. pop_auth_try_all - 3.216. pop_checkinterval - 3.217. pop_delete - 3.218. pop_host - 3.219. pop_last - 3.220. pop_reconnect - 3.221. pop_user - 3.222. pop_pass - 3.223. post_indent_string - 3.224. postpone - 3.225. postponed - 3.226. preconnect - 3.227. print - 3.228. print_command - 3.229. print_decode - 3.230. print_split - 3.231. prompt_after - 3.232. query_command - 3.233. query_format - 3.234. quit - 3.235. quote_regexp - 3.236. read_inc - 3.237. read_only - 3.238. realname - 3.239. recall - 3.240. record - 3.241. reply_regexp - 3.242. reply_self - 3.243. reply_to - 3.244. resolve - 3.245. reverse_alias - 3.246. reverse_name - 3.247. reverse_realname - 3.248. rfc2047_parameters - 3.249. save_address - 3.250. save_empty - 3.251. save_history - 3.252. save_name - 3.253. score - 3.254. score_threshold_delete - 3.255. score_threshold_flag - 3.256. score_threshold_read - 3.257. send_charset - 3.258. sendmail - 3.259. sendmail_wait - 3.260. shell - 3.261. sig_dashes - 3.262. sig_on_top - 3.263. signature - 3.264. simple_search - 3.265. smart_wrap - 3.266. smileys - 3.267. sleep_time - 3.268. smtp_authenticators - 3.269. smtp_pass - 3.270. smtp_url - 3.271. sort - 3.272. sort_alias - 3.273. sort_aux - 3.274. sort_browser - 3.275. sort_re - 3.276. spam_separator - 3.277. spoolfile - 3.278. status_chars - 3.279. status_format - 3.280. status_on_top - 3.281. strict_threads - 3.282. suspend - 3.283. text_flowed - 3.284. thread_received - 3.285. thorough_search - 3.286. tilde - 3.287. time_inc - 3.288. timeout - 3.289. tmpdir - 3.290. to_chars - 3.291. tunnel - 3.292. use_8bitmime - 3.293. use_domain - 3.294. use_envelope_from - 3.295. use_from - 3.296. use_idn - 3.297. use_ipv6 - 3.298. user_agent - 3.299. visual - 3.300. wait_key - 3.301. weed - 3.302. wrap - 3.303. wrap_search - 3.304. wrapmargin - 3.305. write_inc - 3.306. write_bcc + 3.40. crypt_replyencrypt + 3.41. crypt_replysign + 3.42. crypt_replysignencrypted + 3.43. crypt_timestamp + 3.44. crypt_use_gpgme + 3.45. crypt_use_pka + 3.46. crypt_verify_sig + 3.47. date_format + 3.48. default_hook + 3.49. delete + 3.50. delete_untag + 3.51. digest_collapse + 3.52. display_filter + 3.53. dotlock_program + 3.54. dsn_notify + 3.55. dsn_return + 3.56. duplicate_threads + 3.57. edit_headers + 3.58. editor + 3.59. encode_from + 3.60. entropy_file + 3.61. envelope_from_address + 3.62. escape + 3.63. fast_reply + 3.64. fcc_attach + 3.65. fcc_clear + 3.66. folder + 3.67. folder_format + 3.68. followup_to + 3.69. force_name + 3.70. forward_decode + 3.71. forward_decrypt + 3.72. forward_edit + 3.73. forward_format + 3.74. forward_quote + 3.75. from + 3.76. gecos_mask + 3.77. hdrs + 3.78. header + 3.79. header_cache + 3.80. header_cache_compress + 3.81. header_cache_pagesize + 3.82. help + 3.83. hidden_host + 3.84. hide_limited + 3.85. hide_missing + 3.86. hide_thread_subject + 3.87. hide_top_limited + 3.88. hide_top_missing + 3.89. history + 3.90. history_file + 3.91. honor_disposition + 3.92. honor_followup_to + 3.93. hostname + 3.94. ignore_linear_white_space + 3.95. ignore_list_reply_to + 3.96. imap_authenticators + 3.97. imap_check_subscribed + 3.98. imap_delim_chars + 3.99. imap_headers + 3.100. imap_idle + 3.101. imap_keepalive + 3.102. imap_list_subscribed + 3.103. imap_login + 3.104. imap_pass + 3.105. imap_passive + 3.106. imap_peek + 3.107. imap_pipeline_depth + 3.108. imap_servernoise + 3.109. imap_user + 3.110. implicit_autoview + 3.111. include + 3.112. include_onlyfirst + 3.113. indent_string + 3.114. index_format + 3.115. ispell + 3.116. keep_flagged + 3.117. locale + 3.118. mail_check + 3.119. mailcap_path + 3.120. mailcap_sanitize + 3.121. maildir_header_cache_verify + 3.122. maildir_trash + 3.123. mark_old + 3.124. markers + 3.125. mask + 3.126. mbox + 3.127. mbox_type + 3.128. menu_context + 3.129. menu_move_off + 3.130. menu_scroll + 3.131. message_cache_clean + 3.132. message_cachedir + 3.133. message_format + 3.134. meta_key + 3.135. metoo + 3.136. mh_purge + 3.137. mh_seq_flagged + 3.138. mh_seq_replied + 3.139. mh_seq_unseen + 3.140. mime_forward + 3.141. mime_forward_decode + 3.142. mime_forward_rest + 3.143. mix_entry_format + 3.144. mixmaster + 3.145. move + 3.146. narrow_tree + 3.147. net_inc + 3.148. pager + 3.149. pager_context + 3.150. pager_format + 3.151. pager_index_lines + 3.152. pager_stop + 3.153. pgp_auto_decode + 3.154. pgp_autoinline + 3.155. pgp_check_exit + 3.156. pgp_clearsign_command + 3.157. pgp_decode_command + 3.158. pgp_decrypt_command + 3.159. pgp_encrypt_only_command + 3.160. pgp_encrypt_sign_command + 3.161. pgp_entry_format + 3.162. pgp_export_command + 3.163. pgp_getkeys_command + 3.164. pgp_good_sign + 3.165. pgp_ignore_subkeys + 3.166. pgp_import_command + 3.167. pgp_list_pubring_command + 3.168. pgp_list_secring_command + 3.169. pgp_long_ids + 3.170. pgp_mime_auto + 3.171. pgp_replyinline + 3.172. pgp_retainable_sigs + 3.173. pgp_show_unusable + 3.174. pgp_sign_as + 3.175. pgp_sign_command + 3.176. pgp_sort_keys + 3.177. pgp_strict_enc + 3.178. pgp_timeout + 3.179. pgp_use_gpg_agent + 3.180. pgp_verify_command + 3.181. pgp_verify_key_command + 3.182. pipe_decode + 3.183. pipe_sep + 3.184. pipe_split + 3.185. pop_auth_try_all + 3.186. pop_authenticators + 3.187. pop_checkinterval + 3.188. pop_delete + 3.189. pop_host + 3.190. pop_last + 3.191. pop_pass + 3.192. pop_reconnect + 3.193. pop_user + 3.194. post_indent_string + 3.195. postpone + 3.196. postponed + 3.197. preconnect + 3.198. print + 3.199. print_command + 3.200. print_decode + 3.201. print_split + 3.202. prompt_after + 3.203. query_command + 3.204. query_format + 3.205. quit + 3.206. quote_regexp + 3.207. read_inc + 3.208. read_only + 3.209. realname + 3.210. recall + 3.211. record + 3.212. reply_regexp + 3.213. reply_self + 3.214. reply_to + 3.215. resolve + 3.216. reverse_alias + 3.217. reverse_name + 3.218. reverse_realname + 3.219. rfc2047_parameters + 3.220. save_address + 3.221. save_empty + 3.222. save_history + 3.223. save_name + 3.224. score + 3.225. score_threshold_delete + 3.226. score_threshold_flag + 3.227. score_threshold_read + 3.228. search_context + 3.229. send_charset + 3.230. sendmail + 3.231. sendmail_wait + 3.232. shell + 3.233. sig_dashes + 3.234. sig_on_top + 3.235. signature + 3.236. simple_search + 3.237. sleep_time + 3.238. smart_wrap + 3.239. smileys + 3.240. smime_ask_cert_label + 3.241. smime_ca_location + 3.242. smime_certificates + 3.243. smime_decrypt_command + 3.244. smime_decrypt_use_default_key + 3.245. smime_default_key + 3.246. smime_encrypt_command + 3.247. smime_encrypt_with + 3.248. smime_get_cert_command + 3.249. smime_get_cert_email_command + 3.250. smime_get_signer_cert_command + 3.251. smime_import_cert_command + 3.252. smime_is_default + 3.253. smime_keys + 3.254. smime_pk7out_command + 3.255. smime_sign_command + 3.256. smime_sign_opaque_command + 3.257. smime_timeout + 3.258. smime_verify_command + 3.259. smime_verify_opaque_command + 3.260. smtp_authenticators + 3.261. smtp_pass + 3.262. smtp_url + 3.263. sort + 3.264. sort_alias + 3.265. sort_aux + 3.266. sort_browser + 3.267. sort_re + 3.268. spam_separator + 3.269. spoolfile + 3.270. ssl_ca_certificates_file + 3.271. ssl_client_cert + 3.272. ssl_force_tls + 3.273. ssl_min_dh_prime_bits + 3.274. ssl_starttls + 3.275. ssl_use_sslv2 + 3.276. ssl_use_sslv3 + 3.277. ssl_use_tlsv1 + 3.278. ssl_usesystemcerts + 3.279. ssl_verify_dates + 3.280. ssl_verify_host + 3.281. status_chars + 3.282. status_format + 3.283. status_on_top + 3.284. strict_threads + 3.285. suspend + 3.286. text_flowed + 3.287. thorough_search + 3.288. thread_received + 3.289. tilde + 3.290. time_inc + 3.291. timeout + 3.292. tmpdir + 3.293. to_chars + 3.294. tunnel + 3.295. uncollapse_jump + 3.296. use_8bitmime + 3.297. use_domain + 3.298. use_envelope_from + 3.299. use_from + 3.300. use_idn + 3.301. use_ipv6 + 3.302. user_agent + 3.303. visual + 3.304. wait_key + 3.305. weed + 3.306. wrap + 3.307. wrap_search + 3.308. wrapmargin + 3.309. write_bcc + 3.310. write_inc 4. Functions - 4.1. generic menu - 4.2. index menu - 4.3. pager menu - 4.4. alias menu - 4.5. query menu - 4.6. attach menu - 4.7. compose menu - 4.8. postpone menu - 4.9. browser menu - 4.10. pgp menu - 4.11. smime menu - 4.12. mix menu - 4.13. editor menu - -1. Command line options + 4.1. Generic Menu + 4.2. Index Menu + 4.3. Pager Menu + 4.4. Alias Menu + 4.5. Query Menu + 4.6. Attach Menu + 4.7. Compose Menu + 4.8. Postpone Menu + 4.9. Browser Menu + 4.10. Pgp Menu + 4.11. Smime Menu + 4.12. Mix Menu + 4.13. Editor Menu + +1. Command-Line Options Running mutt with no arguments will make Mutt attempt to read your spool mailbox. However, it is possible to read other mailboxes and to send messages from the command line as well. -Table 8.1. Command line options +Table 9.1. Command line options +-----------------------------------------------------------------------------+ |Option| Description | @@ -5195,7 +5694,7 @@ Table 8.1. Command line options |------+----------------------------------------------------------------------| |-c |specify a carbon-copy (Cc) address | |------+----------------------------------------------------------------------| -|-D |print the value of all mutt variables to stdout | +|-D |print the value of all Mutt variables to stdout | |------+----------------------------------------------------------------------| |-e |specify a config command to be run after initialization files are read| |------+----------------------------------------------------------------------| @@ -5229,7 +5728,7 @@ Table 8.1. Command line options |------+----------------------------------------------------------------------| |-z |exit immediately if there are no messages in the mailbox | |------+----------------------------------------------------------------------| -|-Z |open the first folder with new message,exit immediately if none | +|-Z |open the first folder with new message, exit immediately if none | +-----------------------------------------------------------------------------+ @@ -5239,43 +5738,52 @@ mutt [-nz] [-F muttrc ] [-m type ] [-f mailbox ] To compose a new message -mutt [-n] [-F muttrc ] [-a file ] [-c address ] [-i filename ] [-s subject ] [ -[ file ...] -- ] address [ address ...] +mutt [-n] [-F muttrc ] [-c address ] [-i filename ] [-s subject ] [ -a file +[...] -- ] address ... Mutt also supports a ?batch? mode to send prepared messages. Simply redirect input from the file you wish to send. For example, mutt -s "data set for run #2" professor@bigschool.edu < ?/run2.dat -This command will send a message to ?professor@bigschool.edu? with a subject of -?data set for run #2?. In the body of the message will be the contents of the -file ??/run2.dat?. +will send a message to with a subject of ?data set +for run #2?. In the body of the message will be the contents of the file ??/ +run2.dat?. All files passed with -a file will be attached as a MIME part to the message. -To attach several files, use ?--? to separate files and recipient addresses: +To attach a single or several files, use ?--? to separate files and recipient +addresses: + +mutt -a image.png -- some@one.org + +or + mutt -a *.png -- some@one.org +Note + +The -a option must be last in the option list. + 2. Configuration Commands -The following are the commands understood by mutt. +The following are the commands understood by Mutt: * account-hook pattern command * alias [ -group name ...] key address [ address ...] - - * unalias [ -group name ...] { * | key ... } + unalias [ -group name ...] { * | key ... } * alternates [ -group name ...] regexp [ regexp ...] - - * unalternates [ -group name ...] { * | regexp ... } + unalternates [ -group name ...] { * | regexp ... } * alternative-order mimetype [ mimetype ...] + unalternative-order { * | mimetype ... } - * unalternative-order { * | mimetype ... } + * attachments { + | - }disposition mime-type + unattachments { + | - }disposition mime-type * auto-view mimetype [ mimetype ...] - - * unauto-view { * | mimetype ... } + unauto-view { * | mimetype ... } * bind map key function @@ -5284,12 +5792,11 @@ The following are the commands understood by mutt. * iconv-hook charset local-charset * color object foreground background - color { header | body } foreground background regexp - color index foreground background pattern + uncolor { index | header | body } { * | pattern ... } - * uncolor index pattern ... + * crypt-hook pattern keyid * exec function [ function ...] @@ -5300,58 +5807,43 @@ The following are the commands understood by mutt. * folder-hook [!]regexp command * group [ -group name ...] { -rx expr ... | -addr expr ... } - - * ungroup [ -group name ...] { * | -rx expr ... | -addr expr ... } + ungroup [ -group name ...] { * | -rx expr ... | -addr expr ... } * hdr_order header [ header ...] - - * unhdr_order { * | header ... } + unhdr_order { * | header ... } * ignore pattern [ pattern ...] - - * unignore { * | pattern ... } + unignore { * | pattern ... } * lists [ -group name ] regexp [ regexp ...] - - * unlists [ -group name ...] { * | regexp ... } + unlists [ -group name ...] { * | regexp ... } * macro menu key sequence [ description ] * mailboxes mailbox [ mailbox ...] - - * unmailboxes { * | mailbox ... } + unmailboxes { * | mailbox ... } * mbox-hook [!]pattern mailbox * message-hook [!]pattern command * mime-lookup mimetype [ mimetype ...] - - * unmime-lookup { * | mimetype ... } + unmime-lookup { * | mimetype ... } * mono object attribute - mono { header | body } attribute regexp - mono index attribute pattern - - * unmono index { * | pattern ... } + unmono { index | header | body } { * | pattern ... } * my_hdr string - - * unmy_hdr { * | field ... } - - * crypt-hook pattern keyid + unmy_hdr { * | field ... } * push string - * reset variable [ variable ...] - * save-hook [!]pattern mailbox * score pattern value - - * unscore { * | pattern ... } + unscore { * | pattern ... } * reply-hook [!]pattern command @@ -5360,24 +5852,21 @@ The following are the commands understood by mutt. * send2-hook [!]pattern command * set { [ no | inv ] variable | variable=value } [...] - - * unset variable [ variable ...] + toggle variable [ variable ...] + unset variable [ variable ...] + reset variable [ variable ...] * source filename * spam pattern format - - * nospam { * | pattern } + nospam { * | pattern } * subscribe [ -group name ...] regexp [ regexp ...] - - * unsubscribe [ -group name ...] { * | regexp ... } - - * toggle variable [ variable ...] + unsubscribe [ -group name ...] { * | regexp ... } * unhook { * | hook-type } -3. Configuration variables +3. Configuration Variables 3.1. abort_nosubject @@ -5421,25 +5910,17 @@ Default: ?%4n %2f %t %-10a %r? Specifies the format of the data displayed for the ?alias? menu. The following printf(3)-style sequences are available: -%a - - alias name - -%f - - flags - currently, a ?d? for an alias marked for deletion - -%n - - index number - -%r - - address which alias expands to - -%t - - character which indicates if the alias is tagged for inclusion ++-----------------------------------------------------------------+ +|%a|alias name | +|--+--------------------------------------------------------------| +|%f|flags - currently, a ?d? for an alias marked for deletion | +|--+--------------------------------------------------------------| +|%n|index number | +|--+--------------------------------------------------------------| +|%r|address which alias expands to | +|--+--------------------------------------------------------------| +|%t|character which indicates if the alias is tagged for inclusion| ++-----------------------------------------------------------------+ 3.5. allow_8bit @@ -5462,7 +5943,6 @@ message could include a line like [-- PGP output follows ... - and give it the same color as your attachment color (see also $crypt_timestamp ). @@ -5515,7 +5995,6 @@ For example, Japanese users might prefer this: set assumed_charset="iso-2022-jp:euc-jp:shift_jis:utf-8" - However, only the first content is valid for the message body. 3.12. attach_charset @@ -5524,11 +6003,14 @@ Type: string Default: (empty) This variable is a colon-separated list of character encoding schemes for text -file attachments. If unset, the value of $charset will be used instead. For -example, the following configuration would work for Japanese text handling: +file attachments. Mutt uses this setting to guess which encoding files being +attached are encoded in to convert them to a proper character set given in +$send_charset. -set attach_charset="iso-2022-jp:euc-jp:shift_jis:utf-8" +If unset, the value of $charset will be used instead. For example, the +following configuration would work for Japanese text handling: +set attach_charset="iso-2022-jp:euc-jp:shift_jis:utf-8" Note: for Japanese users, ?iso-2022-*? must be put at the head of the value as shown above if included. @@ -5541,82 +6023,46 @@ Default: ?%u%D%I %t%4n %T%.40d%> [%.7m/%.10M, %.6e%?C?, %C?, %s] ? This variable describes the format of the ?attachment? menu. The following printf(3)-style sequences are understood: -%C - - charset - -%c - - requires charset conversion (?n? or ?c?) - -%D - - deleted flag - -%d - - description - -%e - - MIME content-transfer-encoding - -%f - - filename - -%I - - disposition (?I? for inline, ?A? for attachment) - -%m - - major MIME type - -%M - - MIME subtype - -%n - - attachment number - -%Q - - ?Q?, if MIME part qualifies for attachment counting - -%s - - size - -%t - - tagged flag - -%T - - graphic tree characters - -%u - - unlink (=to delete) flag - -%X - - number of qualifying MIME parts in this part and its children (please see - the ?attachments? section for possible speed effects) - -%>X - - right justify the rest of the string and pad with character ?X? - -%|X - - pad to the end of the line with character ?X? - -%*X - - soft-fill with character ?X? as pad ++-----------------------------------------------------------------------------+ +|%C |charset | +|---+-------------------------------------------------------------------------| +|%c |requires charset conversion (?n? or ?c?) | +|---+-------------------------------------------------------------------------| +|%D |deleted flag | +|---+-------------------------------------------------------------------------| +|%d |description | +|---+-------------------------------------------------------------------------| +|%e |MIME content-transfer-encoding | +|---+-------------------------------------------------------------------------| +|%f |filename | +|---+-------------------------------------------------------------------------| +|%I |disposition (?I? for inline, ?A? for attachment) | +|---+-------------------------------------------------------------------------| +|%m |major MIME type | +|---+-------------------------------------------------------------------------| +|%M |MIME subtype | +|---+-------------------------------------------------------------------------| +|%n |attachment number | +|---+-------------------------------------------------------------------------| +|%Q |?Q?, if MIME part qualifies for attachment counting | +|---+-------------------------------------------------------------------------| +|%s |size | +|---+-------------------------------------------------------------------------| +|%t |tagged flag | +|---+-------------------------------------------------------------------------| +|%T |graphic tree characters | +|---+-------------------------------------------------------------------------| +|%u |unlink (=to delete) flag | +|---+-------------------------------------------------------------------------| +|%X |number of qualifying MIME parts in this part and its children (please see| +| |the ?attachments? section for possible speed effects) | +|---+-------------------------------------------------------------------------| +|%>X|right justify the rest of the string and pad with character ?X? | +|---+-------------------------------------------------------------------------| +|%|X|pad to the end of the line with character ?X? | +|---+-------------------------------------------------------------------------| +|%*X|soft-fill with character ?X? as pad | ++-----------------------------------------------------------------------------+ For an explanation of ?soft-fill?, see the $index_format documentation. @@ -5648,7 +6094,17 @@ This is the string that will precede a message which has been included in a reply. For a full listing of defined printf(3)-like sequences see the section on $index_format. -3.17. autoedit +3.17. auto_tag + +Type: boolean +Default: no + +When set, functions in the index menu which affect a message will be applied to +all tagged messages (if there are any). When unset, you must first use the + function (bound to ?;? by default) to make the next function apply +to all tagged messages. + +3.18. autoedit Type: boolean Default: no @@ -5658,17 +6114,11 @@ When set along with $edit_headers, Mutt will skip the initial send-menu editing the body of your message. The send-menu may still be accessed once you have finished editing the body of your message. -Also see $fast_reply. - -3.18. auto_tag - -Type: boolean -Default: no +Note: when this option is set, you cannot use send-hooks that depend on the +recipients when composing a new (non-reply) message, as the initial list of +recipients is empty. -When set, functions in the index menu which affect a message will be applied to -all tagged messages (if there are any). When unset, you must first use the - function (bound to ?;? by default) to make the next function apply -to all tagged messages. +Also see $fast_reply. 3.19. beep @@ -5715,22 +6165,23 @@ easier for blind persons using Braille displays to follow these menus. The option is unset by default because many visual terminals don't permit making the cursor invisible. -3.24. check_mbox_size +3.24. certificate_file -Type: boolean -Default: no +Type: path +Default: ??/.mutt_certificates? -When this variable is set, mutt will use file size attribute instead of access -time when checking for new mail in mbox and mmdf folders. +This variable specifies the file where the certificates you trust are saved. +When an unknown certificate is encountered, you are asked if you accept it or +not. If you accept it, the certificate can also be saved in this file and +further connections are automatically accepted. -This variable is unset by default and should only be enabled when new mail -detection for these folder types is unreliable or doesn't work. +You can also manually add CA certificates in this file. Any server certificate +that is signed with one of these CA certificates is also automatically +accepted. -Note that enabling this variable should happen before any ?mailboxes? -directives occur in configuration files regarding mbox or mmdf folders because -mutt needs to determine the initial new mail status of such a mailbox by -performing a fast mailbox scan when it is defined. Afterwards the new mail -status is tracked by file size changes. +Example: + +set certificate_file=~/.mutt/certificates 3.25. charset @@ -5746,7 +6197,24 @@ $LC_CTYPE or $LANG. Note: It should only be set in case Mutt isn't abled to determine the character set used correctly. -3.26. check_new +3.26. check_mbox_size + +Type: boolean +Default: no + +When this variable is set, mutt will use file size attribute instead of access +time when checking for new mail in mbox and mmdf folders. + +This variable is unset by default and should only be enabled when new mail +detection for these folder types is unreliable or doesn't work. + +Note that enabling this variable should happen before any ?mailboxes? +directives occur in configuration files regarding mbox or mmdf folders because +mutt needs to determine the initial new mail status of such a mailbox by +performing a fast mailbox scan when it is defined. Afterwards the new mail +status is tracked by file size changes. + +3.27. check_new Type: boolean Default: yes @@ -5759,21 +6227,13 @@ involves scanning the directory and checking each file to see if it has already been looked at. If this variable is unset, no check for new mail is performed while the mailbox is open. -3.27. collapse_unread +3.28. collapse_unread Type: boolean Default: yes When unset, Mutt will not collapse a thread if it contains any unread messages. -3.28. uncollapse_jump - -Type: boolean -Default: no - -When set, Mutt will jump to the next unread message, if any, when the current -thread is uncollapsed. - 3.29. compose_format Type: string @@ -5783,21 +6243,15 @@ Controls the format of the status line displayed in the ?compose? menu. This string is similar to $status_format, but has its own set of printf(3)-like sequences: -%a - - total number of attachments - -%h - - local hostname - -%l - - approximate size (in bytes) of the current message - -%v - - Mutt version string ++-----------------------------------------------------+ +|%a|total number of attachments | +|--+--------------------------------------------------| +|%h|local hostname | +|--+--------------------------------------------------| +|%l|approximate size (in bytes) of the current message| +|--+--------------------------------------------------| +|%v|Mutt version string | ++-----------------------------------------------------+ See the text describing the $status_format option for more information on how to set $compose_format. @@ -5859,26 +6313,19 @@ This variable controls whether or not copies of your outgoing messages will be saved for later references. Also see $record, $save_name, $force_name and ? fcc-hook?. -3.36. crypt_use_gpgme - -Type: boolean -Default: no - -This variable controls the use of the GPGME-enabled crypto backends. If it is -set and Mutt was built with gpgme support, the gpgme code for S/MIME and PGP -will be used instead of the classic code. Note that you need to set this option -in .muttrc; it won't have any effect when used interactively. - -3.37. crypt_use_pka +3.36. crypt_autoencrypt Type: boolean Default: no -Controls whether mutt uses PKA (see http://www.g10code.de/docs/ -pka-intro.de.pdf) during signature verification (only supported by the GPGME -backend). +Setting this variable will cause Mutt to always attempt to PGP encrypt outgoing +messages. This is probably only useful in connection to the ?send-hook? +command. It can be overridden by use of the pgp menu, when encryption is not +required or signing is requested as well. If $smime_is_default is set, then +OpenSSL is used instead to create S/MIME messages and settings can be +overridden by use of the smime menu instead. (Crypto only) -3.38. crypt_autopgp +3.37. crypt_autopgp Type: boolean Default: yes @@ -5887,6 +6334,18 @@ This variable controls whether or not mutt may automatically enable PGP encryption/signing for messages. See also $crypt_autoencrypt, $crypt_replyencrypt, $crypt_autosign, $crypt_replysign and $smime_is_default. +3.38. crypt_autosign + +Type: boolean +Default: no + +Setting this variable will cause Mutt to always attempt to cryptographically +sign outgoing messages. This can be overridden by use of the pgp menu, when +signing is not required or encryption is requested as well. If +$smime_is_default is set, then OpenSSL is used instead to create S/MIME +messages and settings can be overridden by use of the smime menu instead of the +pgp menu. (Crypto only) + 3.39. crypt_autosmime Type: boolean @@ -5896,22 +6355,88 @@ This variable controls whether or not mutt may automatically enable S/MIME encryption/signing for messages. See also $crypt_autoencrypt, $crypt_replyencrypt, $crypt_autosign, $crypt_replysign and $smime_is_default. -3.40. date_format +3.40. crypt_replyencrypt -Type: string -Default: ?!%a, %b %d, %Y at %I:%M:%S%p %Z? +Type: boolean +Default: yes -This variable controls the format of the date printed by the ?%d? sequence in -$index_format. This is passed to the strftime(3) function to process the date, -see the man page for the proper syntax. +If set, automatically PGP or OpenSSL encrypt replies to messages which are +encrypted. (Crypto only) -Unless the first character in the string is a bang (?!?), the month and week -day names are expanded according to the locale specified in the variable -$locale. If the first character in the string is a bang, the bang is discarded, +3.41. crypt_replysign + +Type: boolean +Default: no + +If set, automatically PGP or OpenSSL sign replies to messages which are signed. + +Note: this does not work on messages that are encrypted and signed! (Crypto +only) + +3.42. crypt_replysignencrypted + +Type: boolean +Default: no + +If set, automatically PGP or OpenSSL sign replies to messages which are +encrypted. This makes sense in combination with $crypt_replyencrypt, because it +allows you to sign all messages which are automatically encrypted. This works +around the problem noted in $crypt_replysign, that mutt is not able to find out +whether an encrypted message is also signed. (Crypto only) + +3.43. crypt_timestamp + +Type: boolean +Default: yes + +If set, mutt will include a time stamp in the lines surrounding PGP or S/MIME +output, so spoofing such lines is more difficult. If you are using colors to +mark these lines, and rely on these, you may unset this setting. (Crypto only) + +3.44. crypt_use_gpgme + +Type: boolean +Default: no + +This variable controls the use of the GPGME-enabled crypto backends. If it is +set and Mutt was built with gpgme support, the gpgme code for S/MIME and PGP +will be used instead of the classic code. Note that you need to set this option +in .muttrc; it won't have any effect when used interactively. + +3.45. crypt_use_pka + +Type: boolean +Default: no + +Controls whether mutt uses PKA (see http://www.g10code.de/docs/ +pka-intro.de.pdf) during signature verification (only supported by the GPGME +backend). + +3.46. crypt_verify_sig + +Type: quadoption +Default: yes + +If ?yes?, always attempt to verify PGP or S/MIME signatures. If ?ask-*?, ask +whether or not to verify the signature. If \Fi?no?, never attempt to verify +cryptographic signatures. (Crypto only) + +3.47. date_format + +Type: string +Default: ?!%a, %b %d, %Y at %I:%M:%S%p %Z? + +This variable controls the format of the date printed by the ?%d? sequence in +$index_format. This is passed to the strftime(3) function to process the date, +see the man page for the proper syntax. + +Unless the first character in the string is a bang (?!?), the month and week +day names are expanded according to the locale specified in the variable +$locale. If the first character in the string is a bang, the bang is discarded, and the month and week day names in the rest of the string are expanded in the C locale (that is in US English). -3.41. default_hook +3.48. default_hook Type: string Default: ??f %s !?P | (?P ?C %s)? @@ -5927,7 +6452,7 @@ regular expression given, or if it is from you (if the from address matches ? alternates?) and is to or cc'ed to a user matching the given regular expression. -3.42. delete +3.49. delete Type: quadoption Default: ask-yes @@ -5937,7 +6462,7 @@ synchronizing a mailbox. If set to yes, messages marked for deleting will automatically be purged without prompting. If set to no, messages marked for deletion will be kept in the mailbox. -3.43. delete_untag +3.50. delete_untag Type: boolean Default: yes @@ -5946,7 +6471,7 @@ If this option is set, mutt will untag messages when marking them for deletion. This applies when you either explicitly delete a message, or when you save it to another folder. -3.44. digest_collapse +3.51. digest_collapse Type: boolean Default: yes @@ -5955,7 +6480,7 @@ If this option is set, mutt's received-attachments menu will not show the subparts of individual messages in a multipart/digest. To see these subparts, press ?v? on that menu. -3.45. display_filter +3.52. display_filter Type: path Default: (empty) @@ -5964,14 +6489,14 @@ When set, specifies a command used to filter messages. When a message is viewed it is passed as standard input to $display_filter, and the filtered message is read from the standard output. -3.46. dotlock_program +3.53. dotlock_program Type: path Default: ?/usr/local/bin/mutt_dotlock? Contains the path of the mutt_dotlock(8) binary to be used by mutt. -3.47. dsn_notify +3.54. dsn_notify Type: string Default: (empty) @@ -5986,14 +6511,13 @@ Example: set dsn_notify="failure,delay" - Note: when using $sendmail for delivery, you should not enable this unless you are either using Sendmail 8.8.x or greater or a MTA providing a sendmail(1) -compatible interface supporting the -N option for DSN. For SMTP delivery, DSN support is autodetected so that it depends on the server whether DSN will be used or not. -3.48. dsn_return +3.55. dsn_return Type: string Default: (empty) @@ -6006,14 +6530,13 @@ Example: set dsn_return=hdrs - Note: when using $sendmail for delivery, you should not enable this unless you are either using Sendmail 8.8.x or greater or a MTA providing a sendmail(1) -compatible interface supporting the -R option for DSN. For SMTP delivery, DSN support is autodetected so that it depends on the server whether DSN will be used or not. -3.49. duplicate_threads +3.56. duplicate_threads Type: boolean Default: yes @@ -6023,7 +6546,7 @@ messages with the same Message-Id together. If it is set, it will indicate that it thinks they are duplicates of each other with an equals sign in the thread tree. -3.50. edit_headers +3.57. edit_headers Type: boolean Default: no @@ -6034,7 +6557,7 @@ the body of your message. Note that changes made to the References: and Date: headers are ignored for interoperability reasons. -3.51. editor +3.58. editor Type: path Default: (empty) @@ -6043,7 +6566,7 @@ This variable specifies which editor is used by mutt. It defaults to the value of the $VISUAL, or $EDITOR, environment variable, or to the string ?vi? if neither of those are set. -3.52. encode_from +3.59. encode_from Type: boolean Default: no @@ -6054,7 +6577,15 @@ useful to avoid the tampering certain mail delivery and transport agents tend to do with messages (in order to prevent tools from misinterpreting the line as a mbox message separator). -3.53. envelope_from_address +3.60. entropy_file + +Type: path +Default: (empty) + +The file which includes random data that is used to initialize SSL library +functions. + +3.61. envelope_from_address Type: e-mail address Default: (empty) @@ -6062,14 +6593,14 @@ Default: (empty) Manually sets the envelope sender for outgoing messages. This value is ignored if $use_envelope_from is unset. -3.54. escape +3.62. escape Type: string Default: ??? Escape character to use for functions in the builtin editor. -3.55. fast_reply +3.63. fast_reply Type: boolean Default: no @@ -6080,15 +6611,15 @@ forwarding messages. Note: this variable has no effect when the $autoedit variable is set. -3.56. fcc_attach +3.64. fcc_attach -Type: boolean +Type: quadoption Default: yes This variable controls whether or not attachments on outgoing messages are saved along with the main body of your message. -3.57. fcc_clear +3.65. fcc_clear Type: boolean Default: no @@ -6096,7 +6627,7 @@ Default: no When this variable is set, FCCs will be stored unencrypted and unsigned, even when the actual message is encrypted and/or signed. (PGP only) -3.58. folder +3.66. folder Type: path Default: ??/Mail? @@ -6107,7 +6638,7 @@ change this variable (from the default) value you need to make sure that the assignment occurs before you use ?+? or ?=? for any other variables since expansion takes place when handling the ?mailboxes? command. -3.59. folder_format +3.67. folder_format Type: string Default: ?%2C %t %N %F %2l %-8.8u %-8.8g %8s %d %f? @@ -6116,61 +6647,38 @@ This variable allows you to customize the file browser display to your personal taste. This string is similar to $index_format, but has its own set of printf (3)-like sequences: -%C - - current file number - -%d - - date/time folder was last modified - -%f - - filename - -%F - - file permissions - -%g - - group name (or numeric gid, if missing) - -%l - - number of hard links - -%N - - N if folder has new mail, blank otherwise - -%s - - size in bytes - -%t - - ?*? if the file is tagged, blank otherwise - -%u - - owner name (or numeric uid, if missing) - -%>X - - right justify the rest of the string and pad with character ?X? - -%|X - - pad to the end of the line with character ?X? - -%*X - - soft-fill with character ?X? as pad ++-----------------------------------------------------------------------------+ +|%C |current file number | +|---+-------------------------------------------------------------------------| +|%d |date/time folder was last modified | +|---+-------------------------------------------------------------------------| +|%f |filename (?/? is appended to directory names, ?@? to symbolic links and | +| |?*? to executable files) | +|---+-------------------------------------------------------------------------| +|%F |file permissions | +|---+-------------------------------------------------------------------------| +|%g |group name (or numeric gid, if missing) | +|---+-------------------------------------------------------------------------| +|%l |number of hard links | +|---+-------------------------------------------------------------------------| +|%N |N if folder has new mail, blank otherwise | +|---+-------------------------------------------------------------------------| +|%s |size in bytes | +|---+-------------------------------------------------------------------------| +|%t |?*? if the file is tagged, blank otherwise | +|---+-------------------------------------------------------------------------| +|%u |owner name (or numeric uid, if missing) | +|---+-------------------------------------------------------------------------| +|%>X|right justify the rest of the string and pad with character ?X? | +|---+-------------------------------------------------------------------------| +|%|X|pad to the end of the line with character ?X? | +|---+-------------------------------------------------------------------------| +|%*X|soft-fill with character ?X? as pad | ++-----------------------------------------------------------------------------+ For an explanation of ?soft-fill?, see the $index_format documentation. -3.60. followup_to +3.68. followup_to Type: boolean Default: yes @@ -6190,7 +6698,7 @@ this header, a group reply to your message sent to a subscribed list will be sent to both the list and your address, resulting in two copies of the same email for you. -3.61. force_name +3.69. force_name Type: boolean Default: no @@ -6201,7 +6709,7 @@ that mailbox does not exist. Also see the $record variable. -3.62. forward_decode +3.70. forward_decode Type: boolean Default: yes @@ -6211,7 +6719,16 @@ a message. The message header is also RFC2047 decoded. This variable is only used, if $mime_forward is unset, otherwise $mime_forward_decode is used instead. -3.63. forward_edit +3.71. forward_decrypt + +Type: boolean +Default: yes + +Controls the handling of encrypted messages when forwarding a message. When set +, the outer layer of encryption is stripped off. This variable is only used if +$mime_forward is set and $mime_forward_decode is unset. (PGP only) + +3.72. forward_edit Type: quadoption Default: yes @@ -6220,7 +6737,7 @@ This quadoption controls whether or not the user is automatically placed in the editor when forwarding messages. For those who always want to forward with no modification, use a setting of ?no?. -3.64. forward_format +3.73. forward_format Type: string Default: ?[%a: %s]? @@ -6228,7 +6745,7 @@ Default: ?[%a: %s]? This variable controls the default subject when forwarding a message. It uses the same format sequences as the $index_format variable. -3.65. forward_quote +3.74. forward_quote Type: boolean Default: no @@ -6236,7 +6753,7 @@ Default: no When set, forwarded messages included in the main body of the message (when $mime_forward is unset) will be quoted using $indent_string. -3.66. from +3.75. from Type: e-mail address Default: (empty) @@ -6247,7 +6764,7 @@ is ignored if $use_from is unset. This setting defaults to the contents of the environment variable $EMAIL. -3.67. gecos_mask +3.76. gecos_mask Type: regular expression Default: ?^[^,]*? @@ -6257,13 +6774,13 @@ when expanding the alias. The default value will return the string up to the first ?,? encountered. If the GECOS field contains a string like ?lastname, firstname? then you should set it to ?.*?. -This can be useful if you see the following behavior: you address a e-mail to +This can be useful if you see the following behavior: you address an e-mail to user ID ?stevef? whose full name is ?Steve Franklin?. If mutt expands ?stevef? to ?"Franklin" stevef@foo.bar? then you should set the $gecos_mask to a regular expression that will match the whole name so mutt will expand ?Franklin? to ?Franklin, Steve?. -3.68. hdrs +3.77. hdrs Type: boolean Default: yes @@ -6273,7 +6790,7 @@ created. This variable must be unset before composing a new message or replying in order to take effect. If set, the user defined header fields are added to every new message. -3.69. header +3.78. header Type: boolean Default: no @@ -6281,7 +6798,41 @@ Default: no When set, this variable causes Mutt to include the header of the message you are replying to into the edit buffer. The $weed setting applies. -3.70. help +3.79. header_cache + +Type: path +Default: (empty) + +This variable points to the header cache database. If pointing to a directory +Mutt will contain a header cache database file per folder, if pointing to a +file that file will be a single global header cache. By default it is unset so +no header caching will be used. + +Header caching can greatly improve speed when opening POP, IMAP MH or Maildir +folders, see ?caching? for details. + +3.80. header_cache_compress + +Type: boolean +Default: yes + +When mutt is compiled with qdbm or tokyocabinet as header cache backend, this +option determines whether the database will be compressed. Compression results +in database files roughly being one fifth of the usual diskspace, but the +uncompression can result in a slower opening of cached folder(s) which in +general is still much faster than opening non header cached folders. + +3.81. header_cache_pagesize + +Type: string +Default: ?16384? + +When mutt is compiled with either gdbm or bdb4 as the header cache backend, +this option changes the database page size. Too large or too small values can +waste space, memory, or CPU time. The default should be more or less optimal +for most use cases. + +3.82. help Type: boolean Default: yes @@ -6294,7 +6845,7 @@ sequence rather than a single keystroke. Also, the help line may not be updated if a binding is changed while Mutt is running. Since this variable is primarily aimed at new users, neither of these should present a major problem. -3.71. hidden_host +3.83. hidden_host Type: boolean Default: no @@ -6303,7 +6854,7 @@ When set, mutt will skip the host name part of $hostname variable when adding the domain part to addresses. This variable does not affect the generation of Message-IDs, and it will not lead to the cut-off of first-level domains. -3.72. hide_limited +3.84. hide_limited Type: boolean Default: no @@ -6311,7 +6862,7 @@ Default: no When set, mutt will not show the presence of messages that are hidden by limiting, in the thread tree. -3.73. hide_missing +3.85. hide_missing Type: boolean Default: yes @@ -6319,7 +6870,7 @@ Default: yes When set, mutt will not show the presence of missing messages in the thread tree. -3.74. hide_thread_subject +3.86. hide_thread_subject Type: boolean Default: yes @@ -6327,7 +6878,7 @@ Default: yes When set, mutt will not show the subject of messages in the thread tree that have the same subject as their parent or closest previously displayed sibling. -3.75. hide_top_limited +3.87. hide_top_limited Type: boolean Default: no @@ -6336,7 +6887,7 @@ When set, mutt will not show the presence of messages that are hidden by limiting, at the top of threads in the thread tree. Note that when $hide_limited is set, this option will have no effect. -3.76. hide_top_missing +3.88. hide_top_missing Type: boolean Default: yes @@ -6345,7 +6896,7 @@ When set, mutt will not show the presence of missing messages at the top of threads in the thread tree. Note that when $hide_missing is set, this option will have no effect. -3.77. history +3.89. history Type: number Default: 10 @@ -6354,14 +6905,26 @@ This variable controls the size (in number of strings remembered) of the string history buffer per category. The buffer is cleared each time the variable is set. -3.78. history_file +3.90. history_file Type: path Default: ??/.mutthistory? The file in which Mutt will save its history. -3.79. honor_followup_to +3.91. honor_disposition + +Type: boolean +Default: no + +When set, Mutt will not display attachments with a disposition of ?attachment? +inline even if it could render the part to plain text. These MIME parts can +only be viewed from the attachment menu. + +If unset, Mutt will render all MIME parts it can properly transform to plain +text. + +3.92. honor_followup_to Type: quadoption Default: yes @@ -6369,7 +6932,7 @@ Default: yes This variable controls whether or not a Mail-Followup-To header is honored when group-replying to a message. -3.80. hostname +3.93. hostname Type: string Default: (empty) @@ -6388,7 +6951,7 @@ detected one is not used. Also see $use_domain and $hidden_host. -3.81. ignore_linear_white_space +3.94. ignore_linear_white_space Type: boolean Default: no @@ -6397,7 +6960,7 @@ This option replaces linear-white-space between encoded-word and text to a single space to prevent the display of MIME-encoded ?Subject:? field from being divided into multiple lines. -3.82. ignore_list_reply_to +3.95. ignore_list_reply_to Type: boolean Default: no @@ -6410,7 +6973,7 @@ the list, and will ignore this field. To direct a response to the mailing list when this option is set, use the function; will reply to both the sender and the list. -3.83. imap_authenticators +3.96. imap_authenticators Type: string Default: (empty) @@ -6426,12 +6989,11 @@ Example: set imap_authenticators="gssapi:cram-md5:login" - Note: Mutt will only fall back to other authentication methods if the previous methods are unavailable. If a method is available but authentication fails, mutt will not connect to the IMAP server. -3.84. imap_check_subscribed +3.97. imap_check_subscribed Type: boolean Default: no @@ -6440,7 +7002,7 @@ When set, mutt will fetch the set of subscribed folders from your server on connection, and add them to the set of mailboxes it polls for new mail just as if you had issued individual ?mailboxes? commands. -3.85. imap_delim_chars +3.98. imap_delim_chars Type: string Default: ?/.? @@ -6449,7 +7011,7 @@ This contains the list of characters which you would like to treat as folder separators for displaying IMAP paths. In particular it helps in using the ?=? shortcut for your folder variable. -3.86. imap_headers +3.99. imap_headers Type: string Default: (empty) @@ -6464,7 +7026,7 @@ Note: This is a space separated list, items should be uppercase and not contain the colon, e.g. ?X-BOGOSITY X-SPAM-STATUS? for the ?X-Bogosity:? and ?X-Spam-Status:? header fields. -3.87. imap_idle +3.100. imap_idle Type: boolean Default: no @@ -6474,7 +7036,7 @@ mail in the current mailbox. Some servers (dovecot was the inspiration for this option) react badly to mutt's implementation. If your connection seems to freeze up periodically, try unsetting this. -3.88. imap_keepalive +3.101. imap_keepalive Type: number Default: 900 @@ -6487,7 +7049,7 @@ do this, but in practice the RFC does get violated every now and then. Reduce this number if you find yourself getting disconnected from your IMAP server due to inactivity. -3.89. imap_list_subscribed +3.102. imap_list_subscribed Type: boolean Default: no @@ -6496,7 +7058,7 @@ This variable configures whether IMAP folder browsing will look for only subscribed folders or all folders. This can be toggled in the IMAP browser with the function. -3.90. imap_login +3.103. imap_login Type: string Default: (empty) @@ -6505,20 +7067,20 @@ Your login name on the IMAP server. This variable defaults to the value of $imap_user. -3.91. imap_pass +3.104. imap_pass Type: string Default: (empty) Specifies the password for your IMAP account. If unset, Mutt will prompt you -for your password when you invoke the function or try to open an -IMAP folder. +for your password when you invoke the function or try to open +an IMAP folder. Warning: you should only use this option when you are on a fairly secure machine, because the superuser can read your muttrc even if you are the only one who can read the file. -3.92. imap_passive +3.105. imap_passive Type: boolean Default: yes @@ -6528,7 +7090,7 @@ will only check for new mail over existing IMAP connections. This is useful if you don't want to be prompted to user/password pairs on mutt invocation, or if opening the connection is slow. -3.93. imap_peek +3.106. imap_peek Type: boolean Default: yes @@ -6538,7 +7100,7 @@ fetch a message from the server. This is generally a good thing, but can make closing an IMAP folder somewhat slower. This option exists to appease speed freaks. -3.94. imap_pipeline_depth +3.107. imap_pipeline_depth Type: number Default: 15 @@ -6551,7 +7113,7 @@ want to try setting this variable to 0. Note: Changes to this variable have no effect on open connections. -3.95. imap_servernoise +3.108. imap_servernoise Type: boolean Default: yes @@ -6561,7 +7123,7 @@ messages. Since these messages are often harmless, or generated due to configuration problems on the server which are out of the users' hands, you may wish to suppress them at some point. -3.96. imap_user +3.109. imap_user Type: string Default: (empty) @@ -6570,7 +7132,7 @@ The name of the user whose mail you intend to access on the IMAP server. This variable defaults to your user name on the local machine. -3.97. implicit_autoview +3.110. implicit_autoview Type: boolean Default: no @@ -6580,7 +7142,7 @@ flag set for every MIME attachment it doesn't have an internal viewer defined for. If such an entry is found, mutt will use the viewer defined in that entry to convert the body part to text form. -3.98. include +3.111. include Type: quadoption Default: ask-yes @@ -6588,7 +7150,7 @@ Default: ask-yes Controls whether or not a copy of the message(s) you are replying to is included in your reply. -3.99. include_onlyfirst +3.112. include_onlyfirst Type: boolean Default: no @@ -6596,7 +7158,7 @@ Default: no Controls whether or not Mutt includes only the first attachment of the message you are replying. -3.100. indent_string +3.113. indent_string Type: string Default: ?> ? @@ -6605,13 +7167,13 @@ Specifies the string to prepend to each line of text quoted in a message to which you are replying. You are strongly encouraged not to change this value, as it tends to agitate the more fanatical netizens. +The value of this option is ignored if $text_flowed is set, too because the +quoting mechanism is strictly defined for format=flowed. + This option is a format string, please see the description of $index_format for supported printf(3)-style sequences. -Because for format=lowed style messages the quoting mechanism is strictly -defined, this setting is ignored if $text_flowed is set. - -3.101. index_format +3.114. index_format Type: string Default: ?%4C %Z %{%b %d} %-15.15L (%?l?%4l&%4c?) %s? @@ -6623,177 +7185,102 @@ personal taste. format output (see the man page for more details). The following sequences are defined in Mutt: -%a - - address of the author - -%A - - reply-to address (if present; otherwise: address of author) - -%b - - filename of the original message folder (think mailbox) - -%B - - the list to which the letter was sent, or else the folder name (%b). - -%c - - number of characters (bytes) in the message - -%C - - current message number - -%d - - date and time of the message in the format specified by $date_format - converted to sender's time zone - -%D - - date and time of the message in the format specified by $date_format - converted to the local time zone - -%e - - current message number in thread - -%E - - number of messages in current thread - -%f - - sender (address + real name), either From: or Return-Path: - -%F - - author name, or recipient name if the message is from you - -%H - - spam attribute(s) of this message - -%i - - message-id of the current message - -%l - - number of lines in the message (does not work with maildir, mh, and - possibly IMAP folders) - -%L - - If an address in the ?To:? or ?Cc:? header field matches an address defined - by the users ?subscribe? command, this displays "To ", otherwise - the same as %F. - -%m - - total number of message in the mailbox - -%M - - number of hidden messages if the thread is collapsed. - -%N - - message score - -%n - - author's real name (or address if missing) - -%O - - original save folder where mutt would formerly have stashed the message: - list name or recipient name if not sent to a list - -%P - - progress indicator for the builtin pager (how much of the file has been - displayed) - -%s - - subject of the message - -%S - - status of the message (?N?/?D?/?d?/?!?/?r?/*) - -%t - - ?To:? field (recipients) - -%T - - the appropriate character from the $to_chars string - -%u - - user (login) name of the author - -%v - - first name of the author, or the recipient if the message is from you - -%X - - number of attachments (please see the ?attachments? section for possible - speed effects) - -%y - - ?X-Label:? field, if present - -%Y - - ?X-Label:? field, if present, and (1) not at part of a thread tree, (2) at - the top of a thread, or (3) ?X-Label:? is different from preceding - message's ?X-Label:?. - -%Z - - message status flags - -%{fmt} - - the date and time of the message is converted to sender's time zone, and - ?fmt? is expanded by the library function strftime(3); a leading bang - disables locales - -%[fmt] - - the date and time of the message is converted to the local time zone, and - ?fmt? is expanded by the library function strftime(3); a leading bang - disables locales - -%(fmt) - - the local date and time when the message was received. ?fmt? is expanded by - the library function strftime(3); a leading bang disables locales - -% - - the current local time. ?fmt? is expanded by the library function strftime - (3); a leading bang disables locales. - -%>X - - right justify the rest of the string and pad with character ?X? - -%|X - - pad to the end of the line with character ?X? - -%*X - - soft-fill with character ?X? as pad ++-----------------------------------------------------------------------------+ +|%a |address of the author | +|-----+-----------------------------------------------------------------------| +|%A |reply-to address (if present; otherwise: address of author) | +|-----+-----------------------------------------------------------------------| +|%b |filename of the original message folder (think mailbox) | +|-----+-----------------------------------------------------------------------| +|%B |the list to which the letter was sent, or else the folder name (%b). | +|-----+-----------------------------------------------------------------------| +|%c |number of characters (bytes) in the message | +|-----+-----------------------------------------------------------------------| +|%C |current message number | +|-----+-----------------------------------------------------------------------| +|%d |date and time of the message in the format specified by $date_format | +| |converted to sender's time zone | +|-----+-----------------------------------------------------------------------| +|%D |date and time of the message in the format specified by $date_format | +| |converted to the local time zone | +|-----+-----------------------------------------------------------------------| +|%e |current message number in thread | +|-----+-----------------------------------------------------------------------| +|%E |number of messages in current thread | +|-----+-----------------------------------------------------------------------| +|%f |sender (address + real name), either From: or Return-Path: | +|-----+-----------------------------------------------------------------------| +|%F |author name, or recipient name if the message is from you | +|-----+-----------------------------------------------------------------------| +|%H |spam attribute(s) of this message | +|-----+-----------------------------------------------------------------------| +|%i |message-id of the current message | +|-----+-----------------------------------------------------------------------| +|%l |number of lines in the message (does not work with maildir, mh, and | +| |possibly IMAP folders) | +|-----+-----------------------------------------------------------------------| +| |If an address in the ?To:? or ?Cc:? header field matches an address | +|%L |defined by the users ?subscribe? command, this displays "To | +| |", otherwise the same as %F. | +|-----+-----------------------------------------------------------------------| +|%m |total number of message in the mailbox | +|-----+-----------------------------------------------------------------------| +|%M |number of hidden messages if the thread is collapsed. | +|-----+-----------------------------------------------------------------------| +|%N |message score | +|-----+-----------------------------------------------------------------------| +|%n |author's real name (or address if missing) | +|-----+-----------------------------------------------------------------------| +|%O |original save folder where mutt would formerly have stashed the | +| |message: list name or recipient name if not sent to a list | +|-----+-----------------------------------------------------------------------| +|%P |progress indicator for the builtin pager (how much of the file has been| +| |displayed) | +|-----+-----------------------------------------------------------------------| +|%s |subject of the message | +|-----+-----------------------------------------------------------------------| +|%S |status of the message (?N?/?D?/?d?/?!?/?r?/*) | +|-----+-----------------------------------------------------------------------| +|%t |?To:? field (recipients) | +|-----+-----------------------------------------------------------------------| +|%T |the appropriate character from the $to_chars string | +|-----+-----------------------------------------------------------------------| +|%u |user (login) name of the author | +|-----+-----------------------------------------------------------------------| +|%v |first name of the author, or the recipient if the message is from you | +|-----+-----------------------------------------------------------------------| +|%X |number of attachments (please see the ?attachments? section for | +| |possible speed effects) | +|-----+-----------------------------------------------------------------------| +|%y |?X-Label:? field, if present | +|-----+-----------------------------------------------------------------------| +| |?X-Label:? field, if present, and (1) not at part of a thread tree, (2)| +|%Y |at the top of a thread, or (3) ?X-Label:? is different from preceding | +| |message's ?X-Label:?. | +|-----+-----------------------------------------------------------------------| +|%Z |message status flags | +|-----+-----------------------------------------------------------------------| +|% |the date and time of the message is converted to sender's time zone, | +|{fmt}|and ?fmt? is expanded by the library function strftime(3); a leading | +| |bang disables locales | +|-----+-----------------------------------------------------------------------| +|% |the date and time of the message is converted to the local time zone, | +|[fmt]|and ?fmt? is expanded by the library function strftime(3); a leading | +| |bang disables locales | +|-----+-----------------------------------------------------------------------| +|% |the local date and time when the message was received. ?fmt? is | +|(fmt)|expanded by the library function strftime(3); a leading bang disables | +| |locales | +|-----+-----------------------------------------------------------------------| +|% |the current local time. ?fmt? is expanded by the library function | +||strftime(3); a leading bang disables locales. | +|-----+-----------------------------------------------------------------------| +|%>X |right justify the rest of the string and pad with character ?X? | +|-----+-----------------------------------------------------------------------| +|%|X |pad to the end of the line with character ?X? | +|-----+-----------------------------------------------------------------------| +|%*X |soft-fill with character ?X? as pad | ++-----------------------------------------------------------------------------+ ?Soft-fill? deserves some explanation: Normal right-justification will print everything to the left of the ?%>?, displaying padding and whatever lies to the @@ -6805,14 +7292,14 @@ room for rightward text. Note that these expandos are supported in ?save-hook?, ?fcc-hook? and ? fcc-save-hook?, too. -3.102. ispell +3.115. ispell Type: path Default: ?ispell? How to invoke ispell (GNU's spell-checking software). -3.103. keep_flagged +3.116. keep_flagged Type: boolean Default: no @@ -6820,7 +7307,7 @@ Default: no If set, read messages marked as flagged will not be moved from your spool mailbox to your $mbox mailbox, or as a result of a ?mbox-hook? command. -3.104. locale +3.117. locale Type: string Default: ?C? @@ -6828,7 +7315,7 @@ Default: ?C? The locale used by strftime(3) to format dates. Legal values are the strings your system accepts for the locale environment variable $LC_TIME. -3.105. mail_check +3.118. mail_check Type: number Default: 5 @@ -6836,7 +7323,7 @@ Default: 5 This variable configures how often (in seconds) mutt should look for new mail. Also see the $timeout variable. -3.106. mailcap_path +3.119. mailcap_path Type: string Default: (empty) @@ -6844,7 +7331,7 @@ Default: (empty) This variable specifies which files to consult when attempting to display MIME bodies not directly supported by Mutt. -3.107. mailcap_sanitize +3.120. mailcap_sanitize Type: boolean Default: yes @@ -6855,20 +7342,7 @@ sure it doesn't break some more advanced MIME stuff. DON'T CHANGE THIS SETTING UNLESS YOU ARE REALLY SURE WHAT YOU ARE DOING! -3.108. header_cache - -Type: path -Default: (empty) - -This variable points to the header cache database. If pointing to a directory -Mutt will contain a header cache database file per folder, if pointing to a -file that file will be a single global header cache. By default it is unset so -no header caching will be used. - -Header caching can greatly improve speed when opening POP, IMAP MH or Maildir -folders, see ?caching? for details. - -3.109. maildir_header_cache_verify +3.121. maildir_header_cache_verify Type: boolean Default: yes @@ -6877,37 +7351,16 @@ Check for Maildir unaware programs other than mutt having modified maildir files when the header cache is in use. This incurs one stat(2) per message every time the folder is opened (which can be very slow for NFS folders). -3.110. header_cache_pagesize +3.122. maildir_trash -Type: string -Default: ?16384? - -When mutt is compiled with either gdbm or bdb4 as the header cache backend, -this option changes the database page size. Too large or too small values can -waste space, memory, or CPU time. The default should be more or less optimal -for most use cases. - -3.111. header_cache_compress - -Type: boolean -Default: yes - -When mutt is compiled with qdbm or tokyocabinet as header cache backend, this -option determines whether the database will be compressed. Compression results -in database files roughly being one fifth of the usual diskspace, but the -uncompression can result in a slower opening of cached folder(s) which in -general is still much faster than opening non header cached folders. - -3.112. maildir_trash - -Type: boolean -Default: no +Type: boolean +Default: no If set, messages marked as deleted will be saved with the maildir trashed flag instead of unlinked. Note: this only applies to maildir-style mailboxes. Setting it will have no effect on other mailbox types. -3.113. mark_old +3.123. mark_old Type: boolean Default: yes @@ -6917,7 +7370,7 @@ mailbox without reading them. With this option set, the next time you start mutt, the messages will show up with an ?O? next to them in the index menu, indicating that they are old. -3.114. markers +3.124. markers Type: boolean Default: yes @@ -6927,7 +7380,7 @@ marker is displayed at the beginning of wrapped lines. Also see the $smart_wrap variable. -3.115. mask +3.125. mask Type: regular expression Default: ?!^\.[^.]? @@ -6936,7 +7389,7 @@ A regular expression used in the file browser, optionally preceded by the not operator ?!?. Only files whose names match this mask will be shown. The match is always case-sensitive. -3.116. mbox +3.126. mbox Type: path Default: ??/mbox? @@ -6946,23 +7399,15 @@ be appended. Also see the $move variable. -3.117. mbox_type +3.127. mbox_type Type: folder magic Default: mbox The default mailbox type used when creating new folders. May be any of ?mbox?, -?MMDF?, ?MH? and ?Maildir?. - -3.118. metoo - -Type: boolean -Default: no - -If unset, Mutt will remove your address (see the ?alternates? command) from the -list of recipients when replying to a message. +?MMDF?, ?MH? and ?Maildir?. This is overriden by the -m command-line option. -3.119. menu_context +3.128. menu_context Type: number Default: 0 @@ -6970,7 +7415,7 @@ Default: 0 This variable controls the number of lines of context that are given when scrolling through menus. (Similar to $pager_context.) -3.120. menu_move_off +3.129. menu_move_off Type: boolean Default: yes @@ -6979,7 +7424,7 @@ When unset, the bottom entry of menus will never scroll up past the bottom of the screen, unless there are less entries than lines. When set, the bottom entry may move off the bottom. -3.121. menu_scroll +3.130. menu_scroll Type: boolean Default: no @@ -6989,7 +7434,39 @@ across a screen boundary. If unset, the screen is cleared and the next or previous page of the menu is displayed (useful for slow links to avoid many redraws). -3.122. meta_key +3.131. message_cache_clean + +Type: boolean +Default: no + +If set, mutt will clean out obsolete entries from the message cache when the +mailbox is synchronized. You probably only want to set it every once in a +while, since it can be a little slow (especially for large folders). + +3.132. message_cachedir + +Type: path +Default: (empty) + +Set this to a directory and mutt will cache copies of messages from your IMAP +and POP servers here. You are free to remove entries at any time. + +When setting this variable to a directory, mutt needs to fetch every remote +message only once and can perform regular expression searches as fast as for +local folders. + +Also see the $message_cache_clean variable. + +3.133. message_format + +Type: string +Default: ?%s? + +This is the string displayed in the ?attachment? menu for attachments of type +message/rfc822. For a full listing of defined printf(3)-like sequences see the +section on $index_format. + +3.134. meta_key Type: boolean Default: no @@ -7001,7 +7478,15 @@ this is treated as if the user had pressed Esc then ?x?. This is because the result of removing the high bit from 0xf8 is 0x78, which is the ASCII character ?x?. -3.123. mh_purge +3.135. metoo + +Type: boolean +Default: no + +If unset, Mutt will remove your address (see the ?alternates? command) from the +list of recipients when replying to a message. + +3.136. mh_purge Type: boolean Default: no @@ -7013,28 +7498,28 @@ variable is set, the message files will simply be deleted. This option is similar to $maildir_trash for Maildir folders. -3.124. mh_seq_flagged +3.137. mh_seq_flagged Type: string Default: ?flagged? The name of the MH sequence used for flagged messages. -3.125. mh_seq_replied +3.138. mh_seq_replied Type: string Default: ?replied? The name of the MH sequence used to tag replied messages. -3.126. mh_seq_unseen +3.139. mh_seq_unseen Type: string Default: ?unseen? The name of the MH sequence used for unseen messages. -3.127. mime_forward +3.140. mime_forward Type: quadoption Default: no @@ -7047,7 +7532,7 @@ MIME from mail to mail, set this variable to ?ask-no? or ?ask-yes?. Also see $forward_decode and $mime_forward_decode. -3.128. mime_forward_decode +3.141. mime_forward_decode Type: boolean Default: no @@ -7056,7 +7541,7 @@ Controls the decoding of complex MIME messages into text/plain when forwarding a message while $mime_forward is set. Otherwise $forward_decode is used instead. -3.129. mime_forward_rest +3.142. mime_forward_rest Type: quadoption Default: yes @@ -7065,7 +7550,7 @@ When forwarding multiple attachments of a MIME message from the attachment menu, attachments which cannot be decoded in a reasonable manner will be attached to the newly composed message if this option is set. -3.130. mix_entry_format +3.143. mix_entry_format Type: string Default: ?%4n %c %-16s %a? @@ -7073,23 +7558,17 @@ Default: ?%4n %c %-16s %a? This variable describes the format of a remailer line on the mixmaster chain selection screen. The following printf(3)-like sequences are supported: -%n - - The running number on the menu. - -%c - - Remailer capabilities. - -%s - - The remailer's short name. - -%a - - The remailer's e-mail address. ++----------------------------------+ +|%n|The running number on the menu.| +|--+-------------------------------| +|%c|Remailer capabilities. | +|--+-------------------------------| +|%s|The remailer's short name. | +|--+-------------------------------| +|%a|The remailer's e-mail address. | ++----------------------------------+ -3.131. mixmaster +3.144. mixmaster Type: path Default: ?mixmaster? @@ -7098,7 +7577,7 @@ This variable contains the path to the Mixmaster binary on your system. It is used with various sets of parameters to gather the list of known remailers, and to finally send a message through the mixmaster chain. -3.132. move +3.145. move Type: quadoption Default: no @@ -7106,39 +7585,7 @@ Default: no Controls whether or not Mutt will move read messages from your spool mailbox to your $mbox mailbox, or as a result of a ?mbox-hook? command. -3.133. message_cachedir - -Type: path -Default: (empty) - -Set this to a directory and mutt will cache copies of messages from your IMAP -and POP servers here. You are free to remove entries at any time. - -When setting this variable to a directory, mutt needs to fetch every remote -message only once and can perform regular expression searches as fast as for -local folders. - -Also see the $message_cache_clean variable. - -3.134. message_cache_clean - -Type: boolean -Default: no - -If set, mutt will clean out obsolete entries from the message cache when the -mailbox is synchronized. You probably only want to set it every once in a -while, since it can be a little slow (especially for large folders). - -3.135. message_format - -Type: string -Default: ?%s? - -This is the string displayed in the ?attachment? menu for attachments of type -message/rfc822. For a full listing of defined printf(3)-like sequences see the -section on $index_format. - -3.136. narrow_tree +3.146. narrow_tree Type: boolean Default: no @@ -7146,7 +7593,7 @@ Default: no This variable, when set, makes the thread tree narrower, allowing deeper threads to fit on the screen. -3.137. net_inc +3.147. net_inc Type: number Default: 10 @@ -7157,7 +7604,7 @@ messages will be displayed. See also $read_inc, $write_inc and $net_inc. -3.138. pager +3.148. pager Type: path Default: ?builtin? @@ -7171,7 +7618,7 @@ necessary because you can't call mutt functions directly from the pager, and screen resizes cause lines longer than the screen width to be badly formatted in the help menu. -3.139. pager_context +3.149. pager_context Type: number Default: 0 @@ -7181,7 +7628,11 @@ displaying the next or previous page in the internal pager. By default, Mutt will display the line after the last one on the screen at the top of the next page (0 lines of context). -3.140. pager_format +This variable also specifies the amount of context given for search results. If +positive, this many lines will be given before a match, if 0, the match will be +top-aligned. + +3.150. pager_format Type: string Default: ?-%Z- %C/%m: %-20.20n %s%* -- (%P)? @@ -7190,7 +7641,7 @@ This variable controls the format of the one-line message ?status? displayed before each message in either the internal or an external pager. The valid sequences are listed in the $index_format section. -3.141. pager_index_lines +3.151. pager_index_lines Type: number Default: 0 @@ -7206,7 +7657,7 @@ in no index being shown. If the number of messages in the current folder is less than $pager_index_lines, then the index will only use as many lines as it needs. -3.142. pager_stop +3.152. pager_stop Type: boolean Default: no @@ -7214,124 +7665,115 @@ Default: no When set, the internal-pager will not move to the next message when you are at the end of a message and invoke the function. -3.143. crypt_autosign +3.153. pgp_auto_decode Type: boolean Default: no -Setting this variable will cause Mutt to always attempt to cryptographically -sign outgoing messages. This can be overridden by use of the pgp menu, when -signing is not required or encryption is requested as well. If -$smime_is_default is set, then OpenSSL is used instead to create S/MIME -messages and settings can be overridden by use of the smime menu instead of the -pgp menu. (Crypto only) +If set, mutt will automatically attempt to decrypt traditional PGP messages +whenever the user performs an operation which ordinarily would result in the +contents of the message being operated on. For example, if the user displays a +pgp-traditional message which has not been manually checked with the + function, mutt will automatically check the message for +traditional pgp. -3.144. crypt_autoencrypt +3.154. pgp_autoinline Type: boolean Default: no -Setting this variable will cause Mutt to always attempt to PGP encrypt outgoing -messages. This is probably only useful in connection to the ?send-hook? -command. It can be overridden by use of the pgp menu, when encryption is not -required or signing is requested as well. If $smime_is_default is set, then -OpenSSL is used instead to create S/MIME messages and settings can be -overridden by use of the smime menu instead. (Crypto only) +This option controls whether Mutt generates old-style inline (traditional) PGP +encrypted or signed messages under certain circumstances. This can be +overridden by use of the pgp menu, when inline is not required. -3.145. pgp_ignore_subkeys +Note that Mutt might automatically use PGP/MIME for messages which consist of +more than a single MIME part. Mutt can be configured to ask before sending PGP/ +MIME messages when inline (traditional) would not work. -Type: boolean -Default: yes +Also see the $pgp_mime_auto variable. -Setting this variable will cause Mutt to ignore OpenPGP subkeys. Instead, the -principal key will inherit the subkeys' capabilities. Unset this if you want to -play interesting key selection games. (PGP only) +Also note that using the old-style PGP message format is strongly deprecated. +(PGP only) -3.146. crypt_replyencrypt +3.155. pgp_check_exit Type: boolean Default: yes -If set, automatically PGP or OpenSSL encrypt replies to messages which are -encrypted. (Crypto only) - -3.147. crypt_replysign - -Type: boolean -Default: no - -If set, automatically PGP or OpenSSL sign replies to messages which are signed. +If set, mutt will check the exit code of the PGP subprocess when signing or +encrypting. A non-zero exit code means that the subprocess failed. (PGP only) -Note: this does not work on messages that are encrypted and signed! (Crypto -only) +3.156. pgp_clearsign_command -3.148. crypt_replysignencrypted +Type: string +Default: (empty) -Type: boolean -Default: no +This format is used to create an old-style ?clearsigned? PGP message. Note that +the use of this format is strongly deprecated. -If set, automatically PGP or OpenSSL sign replies to messages which are -encrypted. This makes sense in combination with $crypt_replyencrypt, because it -allows you to sign all messages which are automatically encrypted. This works -around the problem noted in $crypt_replysign, that mutt is not able to find out -whether an encrypted message is also signed. (Crypto only) +This is a format string, see the $pgp_decode_command command for possible +printf(3)-like sequences. (PGP only) -3.149. crypt_timestamp +3.157. pgp_decode_command -Type: boolean -Default: yes +Type: string +Default: (empty) -If set, mutt will include a time stamp in the lines surrounding PGP or S/MIME -output, so spoofing such lines is more difficult. If you are using colors to -mark these lines, and rely on these, you may unset this setting. (Crypto only) +This format strings specifies a command which is used to decode application/pgp +attachments. -3.150. pgp_use_gpg_agent +The PGP command formats have their own set of printf(3)-like sequences: -Type: boolean -Default: no ++-----------------------------------------------------------------------------+ +|%p|Expands to PGPPASSFD=0 when a pass phrase is needed, to an empty string | +| |otherwise. Note: This may be used with a %? construct. | +|--+--------------------------------------------------------------------------| +|%f|Expands to the name of a file containing a message. | +|--+--------------------------------------------------------------------------| +|%s|Expands to the name of a file containing the signature part of a multipart| +| |/signed attachment when verifying it. | +|--+--------------------------------------------------------------------------| +|%a|The value of $pgp_sign_as. | +|--+--------------------------------------------------------------------------| +|%r|One or more key IDs. | ++-----------------------------------------------------------------------------+ -If set, mutt will use a possibly-running gpg-agent(1) process. (PGP only) +For examples on how to configure these formats for the various versions of PGP +which are floating around, see the pgp and gpg sample configuration files in +the samples/ subdirectory which has been installed on your system alongside the +documentation. (PGP only) -3.151. crypt_verify_sig +3.158. pgp_decrypt_command -Type: quadoption -Default: yes +Type: string +Default: (empty) -If ?yes?, always attempt to verify PGP or S/MIME signatures. If ?ask-*?, ask -whether or not to verify the signature. If \Fi?no?, never attempt to verify -cryptographic signatures. (Crypto only) +This command is used to decrypt a PGP encrypted message. -3.152. smime_is_default +This is a format string, see the $pgp_decode_command command for possible +printf(3)-like sequences. (PGP only) -Type: boolean -Default: no +3.159. pgp_encrypt_only_command -The default behaviour of mutt is to use PGP on all auto-sign/encryption -operations. To override and to use OpenSSL instead this must be set. However, -this has no effect while replying, since mutt will automatically select the -same application that was used to sign/encrypt the original message. (Note that -this variable can be overridden by unsetting $crypt_autosmime.) (S/MIME only) +Type: string +Default: (empty) -3.153. smime_ask_cert_label +This command is used to encrypt a body part without signing it. -Type: boolean -Default: yes +This is a format string, see the $pgp_decode_command command for possible +printf(3)-like sequences. (PGP only) -This flag controls whether you want to be asked to enter a label for a -certificate about to be added to the database or not. It is set by default. (S/ -MIME only) +3.160. pgp_encrypt_sign_command -3.154. smime_decrypt_use_default_key +Type: string +Default: (empty) -Type: boolean -Default: yes +This command is used to both sign and encrypt a body part. -If set (default) this tells mutt to use the default key for decryption. -Otherwise, if managing multiple certificate-key-pairs, mutt will try to use the -mailbox-address to determine the key to use. It will ask you to supply a key, -if it can't find one. (S/MIME only) +This is a format string, see the $pgp_decode_command command for possible +printf(3)-like sequences. (PGP only) -3.155. pgp_entry_format +3.161. pgp_entry_format Type: string Default: ?%4n %t%f %4l/0x%k %-4a %2c %u? @@ -7340,45 +7782,48 @@ This variable allows you to customize the PGP key selection menu to your personal taste. This string is similar to $index_format, but has its own set of printf(3)-like sequences: -%n - - number - -%k - - key id - -%u - - user id ++-------------------------------------------------------------+ +|%n |number | +|------+------------------------------------------------------| +|%k |key id | +|------+------------------------------------------------------| +|%u |user id | +|------+------------------------------------------------------| +|%a |algorithm | +|------+------------------------------------------------------| +|%l |key length | +|------+------------------------------------------------------| +|%f |flags | +|------+------------------------------------------------------| +|%c |capabilities | +|------+------------------------------------------------------| +|%t |trust/validity of the key-uid association | +|------+------------------------------------------------------| +|%[]|date of the key where is an strftime(3) expression| ++-------------------------------------------------------------+ -%a - - algorithm - -%l - - key length - -%f - - flags +(PGP only) -%c +3.162. pgp_export_command - capabilities +Type: string +Default: (empty) -%t +This command is used to export a public key from the user's key ring. - trust/validity of the key-uid association +This is a format string, see the $pgp_decode_command command for possible +printf(3)-like sequences. (PGP only) -%[] +3.163. pgp_getkeys_command - date of the key where is an strftime(3) expression +Type: string +Default: (empty) -(PGP only) +This command is invoked whenever mutt will need public key information. Of the +sequences supported by $pgp_decode_command, %r is the only printf(3)-like +sequence used with this format. (PGP only) -3.156. pgp_good_sign +3.164. pgp_good_sign Type: regular expression Default: (empty) @@ -7388,53 +7833,77 @@ verified if the output from $pgp_verify_command contains the text. Use this variable if the exit code from the command is 0 even for bad signatures. (PGP only) -3.157. pgp_check_exit +3.165. pgp_ignore_subkeys Type: boolean Default: yes -If set, mutt will check the exit code of the PGP subprocess when signing or -encrypting. A non-zero exit code means that the subprocess failed. (PGP only) +Setting this variable will cause Mutt to ignore OpenPGP subkeys. Instead, the +principal key will inherit the subkeys' capabilities. Unset this if you want to +play interesting key selection games. (PGP only) -3.158. pgp_long_ids +3.166. pgp_import_command -Type: boolean -Default: no +Type: string +Default: (empty) -If set, use 64 bit PGP key IDs, if unset use the normal 32 bit key IDs. (PGP -only) +This command is used to import a key from a message into the user's public key +ring. -3.159. pgp_retainable_sigs +This is a format string, see the $pgp_decode_command command for possible +printf(3)-like sequences. (PGP only) -Type: boolean -Default: no +3.167. pgp_list_pubring_command -If set, signed and encrypted messages will consist of nested multipart/signed -and multipart/encrypted body parts. +Type: string +Default: (empty) -This is useful for applications like encrypted and signed mailing lists, where -the outer layer (multipart/encrypted) can be easily removed, while the inner -multipart/signed part is retained. (PGP only) +This command is used to list the public key ring's contents. The output format +must be analogous to the one used by + +gpg --list-keys --with-colons. + +This format is also generated by the pgpring utility which comes with mutt. + +This is a format string, see the $pgp_decode_command command for possible +printf(3)-like sequences. (PGP only) + +3.168. pgp_list_secring_command + +Type: string +Default: (empty) + +This command is used to list the secret key ring's contents. The output format +must be analogous to the one used by: + +gpg --list-keys --with-colons. + +This format is also generated by the pgpring utility which comes with mutt. + +This is a format string, see the $pgp_decode_command command for possible +printf(3)-like sequences. (PGP only) -3.160. pgp_autoinline +3.169. pgp_long_ids Type: boolean Default: no -This option controls whether Mutt generates old-style inline (traditional) PGP -encrypted or signed messages under certain circumstances. This can be -overridden by use of the pgp menu, when inline is not required. +If set, use 64 bit PGP key IDs, if unset use the normal 32 bit key IDs. (PGP +only) -Note that Mutt might automatically use PGP/MIME for messages which consist of -more than a single MIME part. Mutt can be configured to ask before sending PGP/ -MIME messages when inline (traditional) would not work. +3.170. pgp_mime_auto -Also see the $pgp_mime_auto variable. +Type: quadoption +Default: ask-yes + +This option controls whether Mutt will prompt you for automatically sending a +(signed/encrypted) message using PGP/MIME when inline (traditional) fails (for +any reason). Also note that using the old-style PGP message format is strongly deprecated. (PGP only) -3.161. pgp_replyinline +3.171. pgp_replyinline Type: boolean Default: no @@ -7455,7 +7924,19 @@ Also see the $pgp_mime_auto variable. Also note that using the old-style PGP message format is strongly deprecated. (PGP only) -3.162. pgp_show_unusable +3.172. pgp_retainable_sigs + +Type: boolean +Default: no + +If set, signed and encrypted messages will consist of nested multipart/signed +and multipart/encrypted body parts. + +This is useful for applications like encrypted and signed mailing lists, where +the outer layer (multipart/encrypted) can be easily removed, while the inner +multipart/signed part is retained. (PGP only) + +3.173. pgp_show_unusable Type: boolean Default: yes @@ -7464,7 +7945,7 @@ If set, mutt will display non-usable keys on the PGP key selection menu. This includes keys which have been revoked, have expired, or have been marked as ?disabled? by the user. (PGP only) -3.163. pgp_sign_as +3.174. pgp_sign_as Type: string Default: (empty) @@ -7473,25 +7954,18 @@ If you have more than one key pair, this option allows you to specify which of your private keys to use. It is recommended that you use the keyid form to specify your key (e.g. 0x00112233). (PGP only) -3.164. pgp_strict_enc - -Type: boolean -Default: yes - -If set, Mutt will automatically encode PGP/MIME signed messages as -quoted-printable. Please note that unsetting this variable may lead to problems -with non-verifyable PGP signatures, so only change this if you know what you -are doing. (PGP only) +3.175. pgp_sign_command -3.165. pgp_timeout +Type: string +Default: (empty) -Type: number -Default: 300 +This command is used to create the detached PGP signature for a multipart/ +signed PGP/MIME body part. -The number of seconds after which a cached passphrase will expire if not used. -(PGP only) +This is a format string, see the $pgp_decode_command command for possible +printf(3)-like sequences. (PGP only) -3.166. pgp_sort_keys +3.176. pgp_sort_keys Type: sort order Default: address @@ -7499,96 +7973,45 @@ Default: address Specifies how the entries in the pgp menu are sorted. The following are legal values: -address - - sort alphabetically by user id - -keyid - - sort alphabetically by key id - -date - - sort by key creation date - -trust - - sort by the trust of the key ++--------------------------------------+ +|address|sort alphabetically by user id| +|-------+------------------------------| +|keyid |sort alphabetically by key id | +|-------+------------------------------| +|date |sort by key creation date | +|-------+------------------------------| +|trust |sort by the trust of the key | ++--------------------------------------+ If you prefer reverse order of the above values, prefix it with ?reverse-?. (PGP only) -3.167. pgp_mime_auto - -Type: quadoption -Default: ask-yes - -This option controls whether Mutt will prompt you for automatically sending a -(signed/encrypted) message using PGP/MIME when inline (traditional) fails (for -any reason). - -Also note that using the old-style PGP message format is strongly deprecated. -(PGP only) - -3.168. pgp_auto_decode +3.177. pgp_strict_enc Type: boolean -Default: no - -If set, mutt will automatically attempt to decrypt traditional PGP messages -whenever the user performs an operation which ordinarily would result in the -contents of the message being operated on. For example, if the user displays a -pgp-traditional message which has not been manually checked with the - function, mutt will automatically check the message for -traditional pgp. - -3.169. pgp_decode_command - -Type: string -Default: (empty) - -This format strings specifies a command which is used to decode application/pgp -attachments. - -The PGP command formats have their own set of printf(3)-like sequences: - -%p - - Expands to PGPPASSFD=0 when a pass phrase is needed, to an empty string - otherwise. Note: This may be used with a %? construct. - -%f - - Expands to the name of a file containing a message. - -%s - - Expands to the name of a file containing the signature part of a multipart/ - signed attachment when verifying it. - -%a +Default: yes - The value of $pgp_sign_as. +If set, Mutt will automatically encode PGP/MIME signed messages as +quoted-printable. Please note that unsetting this variable may lead to problems +with non-verifyable PGP signatures, so only change this if you know what you +are doing. (PGP only) -%r +3.178. pgp_timeout - One or more key IDs. +Type: number +Default: 300 -For examples on how to configure these formats for the various versions of PGP -which are floating around, see the pgp and gpg sample configuration files in -the samples/ subdirectory which has been installed on your system alongside the -documentation. (PGP only) +The number of seconds after which a cached passphrase will expire if not used. +(PGP only) -3.170. pgp_getkeys_command +3.179. pgp_use_gpg_agent -Type: string -Default: (empty) +Type: boolean +Default: no -This command is invoked whenever mutt will need public key information. Of the -sequences supported by $pgp_decode_command, %r is the only printf(3)-like -sequence used with this format. (PGP only) +If set, mutt will use a possibly-running gpg-agent(1) process. (PGP only) -3.171. pgp_verify_command +3.180. pgp_verify_command Type: string Default: (empty) @@ -7598,80 +8021,7 @@ This command is used to verify PGP signatures. This is a format string, see the $pgp_decode_command command for possible printf(3)-like sequences. (PGP only) -3.172. pgp_decrypt_command - -Type: string -Default: (empty) - -This command is used to decrypt a PGP encrypted message. - -This is a format string, see the $pgp_decode_command command for possible -printf(3)-like sequences. (PGP only) - -3.173. pgp_clearsign_command - -Type: string -Default: (empty) - -This format is used to create a old-style ?clearsigned? PGP message. Note that -the use of this format is strongly deprecated. - -This is a format string, see the $pgp_decode_command command for possible -printf(3)-like sequences. (PGP only) - -3.174. pgp_sign_command - -Type: string -Default: (empty) - -This command is used to create the detached PGP signature for a multipart/ -signed PGP/MIME body part. - -This is a format string, see the $pgp_decode_command command for possible -printf(3)-like sequences. (PGP only) - -3.175. pgp_encrypt_sign_command - -Type: string -Default: (empty) - -This command is used to both sign and encrypt a body part. - -This is a format string, see the $pgp_decode_command command for possible -printf(3)-like sequences. (PGP only) - -3.176. pgp_encrypt_only_command - -Type: string -Default: (empty) - -This command is used to encrypt a body part without signing it. - -This is a format string, see the $pgp_decode_command command for possible -printf(3)-like sequences. (PGP only) - -3.177. pgp_import_command - -Type: string -Default: (empty) - -This command is used to import a key from a message into the user's public key -ring. - -This is a format string, see the $pgp_decode_command command for possible -printf(3)-like sequences. (PGP only) - -3.178. pgp_export_command - -Type: string -Default: (empty) - -This command is used to export a public key from the user's key ring. - -This is a format string, see the $pgp_decode_command command for possible -printf(3)-like sequences. (PGP only) - -3.179. pgp_verify_key_command +3.181. pgp_verify_key_command Type: string Default: (empty) @@ -7681,392 +8031,45 @@ This command is used to verify key information from the key selection menu. This is a format string, see the $pgp_decode_command command for possible printf(3)-like sequences. (PGP only) -3.180. pgp_list_secring_command - -Type: string -Default: (empty) - -This command is used to list the secret key ring's contents. The output format -must be analogous to the one used by: - -gpg --list-keys --with-colons. - - -This format is also generated by the pgpring utility which comes with mutt. - -This is a format string, see the $pgp_decode_command command for possible -printf(3)-like sequences. (PGP only) - -3.181. pgp_list_pubring_command - -Type: string -Default: (empty) - -This command is used to list the public key ring's contents. The output format -must be analogous to the one used by - -gpg --list-keys --with-colons. - - -This format is also generated by the pgpring utility which comes with mutt. - -This is a format string, see the $pgp_decode_command command for possible -printf(3)-like sequences. (PGP only) - -3.182. forward_decrypt +3.182. pipe_decode Type: boolean -Default: yes - -Controls the handling of encrypted messages when forwarding a message. When set -, the outer layer of encryption is stripped off. This variable is only used if -$mime_forward is set and $mime_forward_decode is unset. (PGP only) - -3.183. smime_timeout - -Type: number -Default: 300 +Default: no -The number of seconds after which a cached passphrase will expire if not used. -(S/MIME only) +Used in connection with the command. When unset, Mutt will pipe +the messages without any preprocessing. When set, Mutt will weed headers and +will attempt to decode the messages first. -3.184. smime_encrypt_with +3.183. pipe_sep Type: string -Default: (empty) +Default: ?\n? -This sets the algorithm that should be used for encryption. Valid choices are -?des?, ?des3?, ?rc2-40?, ?rc2-64?, ?rc2-128?. If unset, ?3des? (TripleDES) is -used. (S/MIME only) +The separator to add between messages when piping a list of tagged messages to +an external Unix command. -3.185. smime_keys +3.184. pipe_split -Type: path -Default: (empty) - -Since for S/MIME there is no pubring/secring as with PGP, mutt has to handle -storage and retrieval of keys/certs by itself. This is very basic right now, -and stores keys and certificates in two different directories, both named as -the hash-value retrieved from OpenSSL. There is an index file which contains -mailbox-address keyid pair, and which can be manually edited. This option -points to the location of the private keys. (S/MIME only) - -3.186. smime_ca_location - -Type: path -Default: (empty) - -This variable contains the name of either a directory, or a file which contains -trusted certificates for use with OpenSSL. (S/MIME only) - -3.187. smime_certificates - -Type: path -Default: (empty) - -Since for S/MIME there is no pubring/secring as with PGP, mutt has to handle -storage and retrieval of keys by itself. This is very basic right now, and keys -and certificates are stored in two different directories, both named as the -hash-value retrieved from OpenSSL. There is an index file which contains -mailbox-address keyid pairs, and which can be manually edited. This option -points to the location of the certificates. (S/MIME only) - -3.188. smime_decrypt_command - -Type: string -Default: (empty) - -This format string specifies a command which is used to decrypt application/ -x-pkcs7-mime attachments. - -The OpenSSL command formats have their own set of printf(3)-like sequences -similar to PGP's: - -%f - - Expands to the name of a file containing a message. - -%s - - Expands to the name of a file containing the signature part of a multipart/ - signed attachment when verifying it. - -%k - - The key-pair specified with $smime_default_key - -%c - - One or more certificate IDs. - -%a - - The algorithm used for encryption. - -%C - - CA location: Depending on whether $smime_ca_location points to a directory - or file, this expands to ?-CApath $smime_ca_location? or ?-CAfile - $smime_ca_location?. - -For examples on how to configure these formats, see the smime.rc in the samples -/ subdirectory which has been installed on your system alongside the -documentation. (S/MIME only) - -3.189. smime_verify_command - -Type: string -Default: (empty) - -This command is used to verify S/MIME signatures of type multipart/signed. - -This is a format string, see the $smime_decrypt_command command for possible -printf(3)-like sequences. (S/MIME only) - -3.190. smime_verify_opaque_command - -Type: string -Default: (empty) - -This command is used to verify S/MIME signatures of type application/ -x-pkcs7-mime. - -This is a format string, see the $smime_decrypt_command command for possible -printf(3)-like sequences. (S/MIME only) - -3.191. smime_sign_command - -Type: string -Default: (empty) - -This command is used to created S/MIME signatures of type multipart/signed, -which can be read by all mail clients. - -This is a format string, see the $smime_decrypt_command command for possible -printf(3)-like sequences. (S/MIME only) - -3.192. smime_sign_opaque_command - -Type: string -Default: (empty) - -This command is used to created S/MIME signatures of type application/ -x-pkcs7-signature, which can only be handled by mail clients supporting the S/ -MIME extension. - -This is a format string, see the $smime_decrypt_command command for possible -printf(3)-like sequences. (S/MIME only) - -3.193. smime_encrypt_command - -Type: string -Default: (empty) - -This command is used to create encrypted S/MIME messages. - -This is a format string, see the $smime_decrypt_command command for possible -printf(3)-like sequences. (S/MIME only) - -3.194. smime_pk7out_command - -Type: string -Default: (empty) - -This command is used to extract PKCS7 structures of S/MIME signatures, in order -to extract the public X509 certificate(s). - -This is a format string, see the $smime_decrypt_command command for possible -printf(3)-like sequences. (S/MIME only) - -3.195. smime_get_cert_command - -Type: string -Default: (empty) - -This command is used to extract X509 certificates from a PKCS7 structure. - -This is a format string, see the $smime_decrypt_command command for possible -printf(3)-like sequences. (S/MIME only) - -3.196. smime_get_signer_cert_command - -Type: string -Default: (empty) - -This command is used to extract only the signers X509 certificate from a S/MIME -signature, so that the certificate's owner may get compared to the email's -?From:? field. - -This is a format string, see the $smime_decrypt_command command for possible -printf(3)-like sequences. (S/MIME only) - -3.197. smime_import_cert_command - -Type: string -Default: (empty) - -This command is used to import a certificate via smime_keys. - -This is a format string, see the $smime_decrypt_command command for possible -printf(3)-like sequences. (S/MIME only) - -3.198. smime_get_cert_email_command - -Type: string -Default: (empty) - -This command is used to extract the mail address(es) used for storing X509 -certificates, and for verification purposes (to check whether the certificate -was issued for the sender's mailbox). - -This is a format string, see the $smime_decrypt_command command for possible -printf(3)-like sequences. (S/MIME only) - -3.199. smime_default_key - -Type: string -Default: (empty) - -This is the default key-pair to use for signing. This must be set to the keyid -(the hash-value that OpenSSL generates) to work properly (S/MIME only) - -3.200. ssl_client_cert - -Type: path -Default: (empty) - -The file containing a client certificate and its associated private key. - -3.201. ssl_force_tls - -Type: boolean -Default: no - -If this variable is set, Mutt will require that all connections to remote -servers be encrypted. Furthermore it will attempt to negotiate TLS even if the -server does not advertise the capability, since it would otherwise have to -abort the connection anyway. This option supersedes $ssl_starttls. - -3.202. ssl_starttls - -Type: quadoption -Default: yes - -If set (the default), mutt will attempt to use STARTTLS on servers advertising -the capability. When unset, mutt will not attempt to use STARTTLS regardless of -the server's capabilities. - -3.203. certificate_file - -Type: path -Default: ??/.mutt_certificates? - -This variable specifies the file where the certificates you trust are saved. -When an unknown certificate is encountered, you are asked if you accept it or -not. If you accept it, the certificate can also be saved in this file and -further connections are automatically accepted. - -You can also manually add CA certificates in this file. Any server certificate -that is signed with one of these CA certificates is also automatically -accepted. - -Example: - -set certificate_file=~/.mutt/certificates - - -3.204. ssl_usesystemcerts - -Type: boolean -Default: yes - -If set to yes, mutt will use CA certificates in the system-wide certificate -store when checking if a server certificate is signed by a trusted CA. - -3.205. entropy_file - -Type: path -Default: (empty) - -The file which includes random data that is used to initialize SSL library -functions. - -3.206. ssl_use_sslv2 - -Type: boolean -Default: yes - -This variables specifies whether to attempt to use SSLv2 in the SSL -authentication process. - -3.207. ssl_use_sslv3 - -Type: boolean -Default: yes - -This variables specifies whether to attempt to use SSLv3 in the SSL -authentication process. - -3.208. ssl_use_tlsv1 - -Type: boolean -Default: yes - -This variables specifies whether to attempt to use TLSv1 in the SSL -authentication process. - -3.209. ssl_min_dh_prime_bits - -Type: number -Default: 0 - -This variable specifies the minimum acceptable prime size (in bits) for use in -any Diffie-Hellman key exchange. A value of 0 will use the default from the -GNUTLS library. - -3.210. ssl_ca_certificates_file - -Type: path -Default: (empty) - -This variable specifies a file containing trusted CA certificates. Any server -certificate that is signed with one of these CA certificates is also -automatically accepted. - -Example: - -set ssl_ca_certificates_file=/etc/ssl/certs/ca-certificates.crt - - -3.211. pipe_split - -Type: boolean -Default: no +Type: boolean +Default: no Used in connection with the function following . If this variable is unset, when piping a list of tagged messages Mutt will concatenate the messages and will pipe them all concatenated. When set, Mutt -will pipe the messages one by one. In both cases the messages are piped in the -current sorted order, and the $pipe_sep separator is added after each message. - -3.212. pipe_decode - -Type: boolean -Default: no - -Used in connection with the command. When unset, Mutt will pipe -the messages without any preprocessing. When set, Mutt will weed headers and -will attempt to decode the messages first. +will pipe the messages one by one. In both cases the messages are piped in the +current sorted order, and the $pipe_sep separator is added after each message. -3.213. pipe_sep +3.185. pop_auth_try_all -Type: string -Default: ?\n? +Type: boolean +Default: yes -The separator to add between messages when piping a list of tagged messages to -an external Unix command. +If set, Mutt will try all available authentication methods. When unset, Mutt +will only fall back to other authentication methods if the previous methods are +unavailable. If a method is available but authentication fails, Mutt will not +connect to the POP server. -3.214. pop_authenticators +3.186. pop_authenticators Type: string Default: (empty) @@ -8082,18 +8085,7 @@ Example: set pop_authenticators="digest-md5:apop:user" - -3.215. pop_auth_try_all - -Type: boolean -Default: yes - -If set, Mutt will try all available authentication methods. When unset, Mutt -will only fall back to other authentication methods if the previous methods are -unavailable. If a method is available but authentication fails, Mutt will not -connect to the POP server. - -3.216. pop_checkinterval +3.187. pop_checkinterval Type: number Default: 60 @@ -8101,7 +8093,7 @@ Default: 60 This variable configures how often (in seconds) mutt should look for new mail in the currently selected mailbox if it is a POP mailbox. -3.217. pop_delete +3.188. pop_delete Type: quadoption Default: ask-no @@ -8110,7 +8102,7 @@ If set, Mutt will delete successfully downloaded messages from the POP server when using the function. When unset, Mutt will download messages but also leave them on the POP server. -3.218. pop_host +3.189. pop_host Type: string Default: (empty) @@ -8120,10 +8112,9 @@ an alternative port, username and password, ie: [pop[s]://][username[:password]@]popserver[:port] - where ?[...]? denotes an optional part. -3.219. pop_last +3.190. pop_last Type: boolean Default: no @@ -8132,7 +8123,19 @@ If this variable is set, mutt will try to use the ?LAST? POP command for retrieving only unread messages from the POP server when using the function. -3.220. pop_reconnect +3.191. pop_pass + +Type: string +Default: (empty) + +Specifies the password for your POP account. If unset, Mutt will prompt you for +your password when you open a POP mailbox. + +Warning: you should only use this option when you are on a fairly secure +machine, because the superuser can read your muttrc even if you are the only +one who can read the file. + +3.192. pop_reconnect Type: quadoption Default: ask-yes @@ -8140,7 +8143,7 @@ Default: ask-yes Controls whether or not Mutt will try to reconnect to the POP server if the connection is lost. -3.221. pop_user +3.193. pop_user Type: string Default: (empty) @@ -8149,19 +8152,7 @@ Your login name on the POP server. This variable defaults to your user name on the local machine. -3.222. pop_pass - -Type: string -Default: (empty) - -Specifies the password for your POP account. If unset, Mutt will prompt you for -your password when you open a POP mailbox. - -Warning: you should only use this option when you are on a fairly secure -machine, because the superuser can read your muttrc even if you are the only -one who can read the file. - -3.223. post_indent_string +3.194. post_indent_string Type: string Default: (empty) @@ -8169,7 +8160,7 @@ Default: (empty) Similar to the $attribution variable, Mutt will append this string after the inclusion of a message which is being replied to. -3.224. postpone +3.195. postpone Type: quadoption Default: ask-yes @@ -8179,7 +8170,7 @@ elect not to send immediately. Also see the $recall variable. -3.225. postponed +3.196. postponed Type: path Default: ??/postponed? @@ -8190,7 +8181,7 @@ specified by this variable. Also see the $postpone variable. -3.226. preconnect +3.197. preconnect Type: string Default: (empty) @@ -8203,13 +8194,12 @@ Example: set preconnect="ssh -f -q -L 1234:mailhost.net:143 mailhost.net \ sleep 20 < /dev/null > /dev/null" - Mailbox ?foo? on ?mailhost.net? can now be reached as ?{localhost:1234}foo?. Note: For this example to work, you must be able to log in to the remote machine without having to enter a password. -3.227. print +3.198. print Type: quadoption Default: ask-no @@ -8217,14 +8207,14 @@ Default: ask-no Controls whether or not Mutt really prints messages. This is set to ?ask-no? by default, because some people accidentally hit ?p? often. -3.228. print_command +3.199. print_command Type: path Default: ?lpr? This specifies the command pipe that should be used to print messages. -3.229. print_decode +3.200. print_decode Type: boolean Default: yes @@ -8236,7 +8226,7 @@ message when printing it. The latter setting may be useful if you are using some advanced printer filter which is able to properly format e-mail messages for printing. -3.230. print_split +3.201. print_split Type: boolean Default: no @@ -8250,7 +8240,7 @@ as the message separator. Those who use the enscript(1) program's mail-printing mode will most likely want to set this option. -3.231. prompt_after +3.202. prompt_after Type: boolean Default: yes @@ -8259,7 +8249,7 @@ If you use an external $pager, setting this variable will cause Mutt to prompt you for a command when the pager exits rather than returning to the index menu. If unset, Mutt will return to the index menu when the external pager exits. -3.232. query_command +3.203. query_command Type: path Default: (empty) @@ -8268,7 +8258,7 @@ This specifies the command that mutt will use to make external address queries. The string should contain a ?%s?, which will be substituted with the query string the user types. See ?query? for more information. -3.233. query_format +3.204. query_format Type: string Default: ?%4c %t %-25.25a %-25.25n %?e?(%e)?? @@ -8276,43 +8266,29 @@ Default: ?%4c %t %-25.25a %-25.25n %?e?(%e)?? This variable describes the format of the ?query? menu. The following printf(3) -style sequences are understood: -%a - - destination address - -%c - - current entry number - -%e - - extra information * - -%n - - destination name - -%t - - ?*? if current entry is tagged, a space otherwise - -%>X - - right justify the rest of the string and pad with ?X? - -%|X - - pad to the end of the line with ?X? - -%*X - - soft-fill with character ?X? as pad ++---------------------------------------------------------+ +|%a |destination address | +|---+-----------------------------------------------------| +|%c |current entry number | +|---+-----------------------------------------------------| +|%e |extra information * | +|---+-----------------------------------------------------| +|%n |destination name | +|---+-----------------------------------------------------| +|%t |?*? if current entry is tagged, a space otherwise | +|---+-----------------------------------------------------| +|%>X|right justify the rest of the string and pad with ?X?| +|---+-----------------------------------------------------| +|%|X|pad to the end of the line with ?X? | +|---+-----------------------------------------------------| +|%*X|soft-fill with character ?X? as pad | ++---------------------------------------------------------+ For an explanation of ?soft-fill?, see the $index_format documentation. * = can be optionally printed if nonzero, see the $status_format documentation. -3.234. quit +3.205. quit Type: quadoption Default: yes @@ -8322,7 +8298,7 @@ this option is set, they do quit, if it is unset, they have no effect, and if it is set to ask-yes or ask-no, you are prompted for confirmation when you try to quit. -3.235. quote_regexp +3.206. quote_regexp Type: regular expression Default: ?^([ \t]*[|>:}#])+? @@ -8339,7 +8315,7 @@ it fails to produce a match. Match detection may be overridden by the $smileys regular expression. -3.236. read_inc +3.207. read_inc Type: number Default: 10 @@ -8356,14 +8332,14 @@ the mailbox. Also see the $write_inc, $net_inc and $time_inc variables and the ?tuning? section of the manual for performance considerations. -3.237. read_only +3.208. read_only Type: boolean Default: no If set, all folders are opened in read-only mode. -3.238. realname +3.209. realname Type: string Default: (empty) @@ -8374,7 +8350,7 @@ sending messages. By default, this is the GECOS field from /etc/passwd. Note that this variable will not be used when the user has set a real name in the $from variable. -3.239. recall +3.210. recall Type: quadoption Default: ask-yes @@ -8386,7 +8362,7 @@ Setting this variable to is not generally useful, and thus not recommended. Also see $postponed variable. -3.240. record +3.211. record Type: path Default: ??/sent? @@ -8399,7 +8375,7 @@ with your email address in it.) The value of $record is overridden by the $force_name and $save_name variables, and the ?fcc-hook? command. -3.241. reply_regexp +3.212. reply_regexp Type: regular expression Default: ?^(re([\[0-9\]+])*|aw):[ \t]*? @@ -8408,7 +8384,7 @@ A regular expression used to recognize reply messages when threading and replying. The default value corresponds to the English "Re:" and the German "Aw:". -3.242. reply_self +3.213. reply_self Type: boolean Default: no @@ -8418,7 +8394,7 @@ you want to reply to the recipients of that message rather than to yourself. Also see the ?alternates? command. -3.243. reply_to +3.214. reply_to Type: quadoption Default: ask-yes @@ -8429,7 +8405,7 @@ address in the From: header field instead. This option is useful for reading a mailing list that sets the Reply-To: header field to the list address and you want to send a private message to the author of a message. -3.244. resolve +3.215. resolve Type: boolean Default: yes @@ -8438,7 +8414,7 @@ When set, the cursor will be automatically advanced to the next (possibly undeleted) message whenever a command that modifies the current message is executed. -3.245. reverse_alias +3.216. reverse_alias Type: boolean Default: no @@ -8449,17 +8425,15 @@ message's sender. For example, if you have the following alias: alias juser abd30425@somewhere.net (Joe User) - and then you receive mail which contains the following header: From: abd30425@somewhere.net - It would be displayed in the index menu as ?Joe User? instead of ?abd30425@somewhere.net.? This is useful when the person's e-mail address is not human friendly. -3.246. reverse_name +3.217. reverse_name Type: boolean Default: no @@ -8474,7 +8448,7 @@ on the current machine. Also see the ?alternates? command. -3.247. reverse_realname +3.218. reverse_realname Type: boolean Default: yes @@ -8484,7 +8458,7 @@ set, mutt will use the address from incoming messages as-is, possibly including eventual real names. When it is unset, mutt will override any such real names with the setting of the $realname variable. -3.248. rfc2047_parameters +3.219. rfc2047_parameters Type: boolean Default: no @@ -8495,7 +8469,6 @@ files named like: =?iso-8859-1?Q?file=5F=E4=5F991116=2Ezip?= - When this variable is set interactively, the change won't be active until you change folders. @@ -8506,7 +8479,7 @@ Also note that setting this parameter will not have the effect that mutt generates this kind of encoding. Instead, mutt will unconditionally use the encoding specified in RFC2231. -3.249. save_address +3.220. save_address Type: boolean Default: no @@ -8515,7 +8488,7 @@ If set, mutt will take the sender's full address when choosing a default folder for saving a mail. If $save_name or $force_name is set too, the selection of the Fcc folder will be changed as well. -3.250. save_empty +3.221. save_empty Type: boolean Default: yes @@ -8527,7 +8500,7 @@ are never removed. Note: This only applies to mbox and MMDF folders, Mutt does not delete MH and Maildir directories. -3.251. save_history +3.222. save_history Type: number Default: 0 @@ -8535,7 +8508,7 @@ Default: 0 This variable controls the size of the history (per category) saved in the $history_file file. -3.252. save_name +3.223. save_name Type: boolean Default: no @@ -8549,7 +8522,7 @@ $record mailbox. Also see the $force_name variable. -3.253. score +3.224. score Type: boolean Default: yes @@ -8558,7 +8531,7 @@ When this variable is unset, scoring is turned off. This can be useful to selectively disable scoring for certain folders when the $score_threshold_delete variable and related are used. -3.254. score_threshold_delete +3.225. score_threshold_delete Type: number Default: -1 @@ -8568,7 +8541,7 @@ this variable are automatically marked for deletion by mutt. Since mutt scores are always greater than or equal to zero, the default setting of this variable will never mark a message for deletion. -3.255. score_threshold_flag +3.226. score_threshold_flag Type: number Default: 9999 @@ -8576,7 +8549,7 @@ Default: 9999 Messages which have been assigned a score greater than or equal to this variable's value are automatically marked "flagged". -3.256. score_threshold_read +3.227. score_threshold_read Type: number Default: -1 @@ -8586,7 +8559,15 @@ this variable are automatically marked as read by mutt. Since mutt scores are always greater than or equal to zero, the default setting of this variable will never mark a message read. -3.257. send_charset +3.228. search_context + +Type: number +Default: 0 + +For the pager, this variable specifies the number of lines shown before search +results. By default, search results will be top-aligned. + +3.229. send_charset Type: string Default: ?us-ascii:iso-8859-1:utf-8? @@ -8601,7 +8582,7 @@ after ?iso-8859-1?. In case the text cannot be converted into one of these exactly, mutt uses $charset as a fallback. -3.258. sendmail +3.230. sendmail Type: path Default: ?/usr/sbin/sendmail -oem -oi? @@ -8610,114 +8591,338 @@ Specifies the program and arguments used to deliver mail sent by Mutt. Mutt expects that the specified program interprets additional arguments as recipient addresses. -3.259. sendmail_wait +3.231. sendmail_wait + +Type: number +Default: 0 + +Specifies the number of seconds to wait for the $sendmail process to finish +before giving up and putting delivery in the background. + +Mutt interprets the value of this variable as follows: + ++---------------------------------------------------------------------+ +|>0|number of seconds to wait for sendmail to finish before continuing| +|--+------------------------------------------------------------------| +|0 |wait forever for sendmail to finish | +|--+------------------------------------------------------------------| +|<0|always put sendmail in the background without waiting | ++---------------------------------------------------------------------+ + +Note that if you specify a value other than 0, the output of the child process +will be put in a temporary file. If there is some error, you will be informed +as to where to find the output. + +3.232. shell + +Type: path +Default: (empty) + +Command to use when spawning a subshell. By default, the user's login shell +from /etc/passwd is used. + +3.233. sig_dashes + +Type: boolean +Default: yes + +If set, a line containing ?-- ? (note the trailing space) will be inserted +before your $signature. It is strongly recommended that you not unset this +variable unless your signature contains just your name. The reason for this is +because many software packages use ?-- \n? to detect your signature. For +example, Mutt has the ability to highlight the signature in a different color +in the builtin pager. + +3.234. sig_on_top + +Type: boolean +Default: no + +If set, the signature will be included before any quoted or forwarded text. It +is strongly recommended that you do not set this variable unless you really +know what you are doing, and are prepared to take some heat from netiquette +guardians. + +3.235. signature + +Type: path +Default: ??/.signature? + +Specifies the filename of your signature, which is appended to all outgoing +messages. If the filename ends with a pipe (?|?), it is assumed that filename +is a shell command and input should be read from its standard output. + +3.236. simple_search + +Type: string +Default: ??f %s | ?s %s? + +Specifies how Mutt should expand a simple search into a real search pattern. A +simple search is one that does not contain any of the ??? pattern operators. +See ?patterns? for more information on search patterns. + +For example, if you simply type ?joe? at a search or limit prompt, Mutt will +automatically expand it to the value specified by this variable by replacing +?%s? with the supplied string. For the default value, ?joe? would be expanded +to: ??f joe | ?s joe?. + +3.237. sleep_time + +Type: number +Default: 1 + +Specifies time, in seconds, to pause while displaying certain informational +messages, while moving from folder to folder and after expunging messages from +the current folder. The default is to pause one second, so a value of zero for +this option suppresses the pause. + +3.238. smart_wrap + +Type: boolean +Default: yes + +Controls the display of lines longer than the screen width in the internal +pager. If set, long lines are wrapped at a word boundary. If unset, lines are +simply wrapped at the screen edge. Also see the $markers variable. + +3.239. smileys + +Type: regular expression +Default: ?(>From )|(:[-^]?[][)(><}{|/DP])? + +The pager uses this variable to catch some common false positives of +$quote_regexp, most notably smileys and not consider a line quoted text if it +also matches $smileys. This mostly happens at the beginning of a line. + +3.240. smime_ask_cert_label + +Type: boolean +Default: yes + +This flag controls whether you want to be asked to enter a label for a +certificate about to be added to the database or not. It is set by default. (S/ +MIME only) + +3.241. smime_ca_location + +Type: path +Default: (empty) + +This variable contains the name of either a directory, or a file which contains +trusted certificates for use with OpenSSL. (S/MIME only) + +3.242. smime_certificates + +Type: path +Default: (empty) + +Since for S/MIME there is no pubring/secring as with PGP, mutt has to handle +storage and retrieval of keys by itself. This is very basic right now, and keys +and certificates are stored in two different directories, both named as the +hash-value retrieved from OpenSSL. There is an index file which contains +mailbox-address keyid pairs, and which can be manually edited. This option +points to the location of the certificates. (S/MIME only) + +3.243. smime_decrypt_command + +Type: string +Default: (empty) + +This format string specifies a command which is used to decrypt application/ +x-pkcs7-mime attachments. + +The OpenSSL command formats have their own set of printf(3)-like sequences +similar to PGP's: + ++-----------------------------------------------------------------------------+ +|%f|Expands to the name of a file containing a message. | +|--+--------------------------------------------------------------------------| +|%s|Expands to the name of a file containing the signature part of a multipart| +| |/signed attachment when verifying it. | +|--+--------------------------------------------------------------------------| +|%k|The key-pair specified with $smime_default_key | +|--+--------------------------------------------------------------------------| +|%c|One or more certificate IDs. | +|--+--------------------------------------------------------------------------| +|%a|The algorithm used for encryption. | +|--+--------------------------------------------------------------------------| +| |CA location: Depending on whether $smime_ca_location points to a directory| +|%C|or file, this expands to ?-CApath $smime_ca_location? or ?-CAfile | +| |$smime_ca_location?. | ++-----------------------------------------------------------------------------+ + +For examples on how to configure these formats, see the smime.rc in the samples +/ subdirectory which has been installed on your system alongside the +documentation. (S/MIME only) + +3.244. smime_decrypt_use_default_key + +Type: boolean +Default: yes + +If set (default) this tells mutt to use the default key for decryption. +Otherwise, if managing multiple certificate-key-pairs, mutt will try to use the +mailbox-address to determine the key to use. It will ask you to supply a key, +if it can't find one. (S/MIME only) + +3.245. smime_default_key + +Type: string +Default: (empty) + +This is the default key-pair to use for signing. This must be set to the keyid +(the hash-value that OpenSSL generates) to work properly (S/MIME only) + +3.246. smime_encrypt_command + +Type: string +Default: (empty) + +This command is used to create encrypted S/MIME messages. + +This is a format string, see the $smime_decrypt_command command for possible +printf(3)-like sequences. (S/MIME only) + +3.247. smime_encrypt_with + +Type: string +Default: (empty) + +This sets the algorithm that should be used for encryption. Valid choices are +?des?, ?des3?, ?rc2-40?, ?rc2-64?, ?rc2-128?. If unset, ?3des? (TripleDES) is +used. (S/MIME only) + +3.248. smime_get_cert_command + +Type: string +Default: (empty) + +This command is used to extract X509 certificates from a PKCS7 structure. + +This is a format string, see the $smime_decrypt_command command for possible +printf(3)-like sequences. (S/MIME only) + +3.249. smime_get_cert_email_command + +Type: string +Default: (empty) + +This command is used to extract the mail address(es) used for storing X509 +certificates, and for verification purposes (to check whether the certificate +was issued for the sender's mailbox). + +This is a format string, see the $smime_decrypt_command command for possible +printf(3)-like sequences. (S/MIME only) + +3.250. smime_get_signer_cert_command -Type: number -Default: 0 +Type: string +Default: (empty) -Specifies the number of seconds to wait for the $sendmail process to finish -before giving up and putting delivery in the background. +This command is used to extract only the signers X509 certificate from a S/MIME +signature, so that the certificate's owner may get compared to the email's +?From:? field. -Mutt interprets the value of this variable as follows: +This is a format string, see the $smime_decrypt_command command for possible +printf(3)-like sequences. (S/MIME only) ->0 +3.251. smime_import_cert_command - number of seconds to wait for sendmail to finish before continuing +Type: string +Default: (empty) -0 +This command is used to import a certificate via smime_keys. - wait forever for sendmail to finish +This is a format string, see the $smime_decrypt_command command for possible +printf(3)-like sequences. (S/MIME only) -<0 +3.252. smime_is_default - always put sendmail in the background without waiting +Type: boolean +Default: no -Note that if you specify a value other than 0, the output of the child process -will be put in a temporary file. If there is some error, you will be informed -as to where to find the output. +The default behaviour of mutt is to use PGP on all auto-sign/encryption +operations. To override and to use OpenSSL instead this must be set. However, +this has no effect while replying, since mutt will automatically select the +same application that was used to sign/encrypt the original message. (Note that +this variable can be overridden by unsetting $crypt_autosmime.) (S/MIME only) -3.260. shell +3.253. smime_keys Type: path Default: (empty) -Command to use when spawning a subshell. By default, the user's login shell -from /etc/passwd is used. - -3.261. sig_dashes +Since for S/MIME there is no pubring/secring as with PGP, mutt has to handle +storage and retrieval of keys/certs by itself. This is very basic right now, +and stores keys and certificates in two different directories, both named as +the hash-value retrieved from OpenSSL. There is an index file which contains +mailbox-address keyid pair, and which can be manually edited. This option +points to the location of the private keys. (S/MIME only) -Type: boolean -Default: yes +3.254. smime_pk7out_command -If set, a line containing ?-- ? (note the trailing space) will be inserted -before your $signature. It is strongly recommended that you not unset this -variable unless your signature contains just your name. The reason for this is -because many software packages use ?-- \n? to detect your signature. For -example, Mutt has the ability to highlight the signature in a different color -in the builtin pager. +Type: string +Default: (empty) -3.262. sig_on_top +This command is used to extract PKCS7 structures of S/MIME signatures, in order +to extract the public X509 certificate(s). -Type: boolean -Default: no +This is a format string, see the $smime_decrypt_command command for possible +printf(3)-like sequences. (S/MIME only) -If set, the signature will be included before any quoted or forwarded text. It -is strongly recommended that you do not set this variable unless you really -know what you are doing, and are prepared to take some heat from netiquette -guardians. +3.255. smime_sign_command -3.263. signature +Type: string +Default: (empty) -Type: path -Default: ??/.signature? +This command is used to created S/MIME signatures of type multipart/signed, +which can be read by all mail clients. -Specifies the filename of your signature, which is appended to all outgoing -messages. If the filename ends with a pipe (?|?), it is assumed that filename -is a shell command and input should be read from its standard output. +This is a format string, see the $smime_decrypt_command command for possible +printf(3)-like sequences. (S/MIME only) -3.264. simple_search +3.256. smime_sign_opaque_command Type: string -Default: ??f %s | ?s %s? +Default: (empty) -Specifies how Mutt should expand a simple search into a real search pattern. A -simple search is one that does not contain any of the ??? pattern operators. -See ?patterns? for more information on search patterns. +This command is used to created S/MIME signatures of type application/ +x-pkcs7-signature, which can only be handled by mail clients supporting the S/ +MIME extension. -For example, if you simply type ?joe? at a search or limit prompt, Mutt will -automatically expand it to the value specified by this variable by replacing -?%s? with the supplied string. For the default value, ?joe? would be expanded -to: ??f joe | ?s joe?. +This is a format string, see the $smime_decrypt_command command for possible +printf(3)-like sequences. (S/MIME only) -3.265. smart_wrap +3.257. smime_timeout -Type: boolean -Default: yes +Type: number +Default: 300 -Controls the display of lines longer than the screen width in the internal -pager. If set, long lines are wrapped at a word boundary. If unset, lines are -simply wrapped at the screen edge. Also see the $markers variable. +The number of seconds after which a cached passphrase will expire if not used. +(S/MIME only) -3.266. smileys +3.258. smime_verify_command -Type: regular expression -Default: ?(>From )|(:[-^]?[][)(><}{|/DP])? +Type: string +Default: (empty) -The pager uses this variable to catch some common false positives of -$quote_regexp, most notably smileys and not consider a line quoted text if it -also matches $smileys. This mostly happens at the beginning of a line. +This command is used to verify S/MIME signatures of type multipart/signed. -3.267. sleep_time +This is a format string, see the $smime_decrypt_command command for possible +printf(3)-like sequences. (S/MIME only) -Type: number -Default: 1 +3.259. smime_verify_opaque_command -Specifies time, in seconds, to pause while displaying certain informational -messages, while moving from folder to folder and after expunging messages from -the current folder. The default is to pause one second, so a value of zero for -this option suppresses the pause. +Type: string +Default: (empty) + +This command is used to verify S/MIME signatures of type application/ +x-pkcs7-mime. + +This is a format string, see the $smime_decrypt_command command for possible +printf(3)-like sequences. (S/MIME only) -3.268. smtp_authenticators +3.260. smtp_authenticators Type: string Default: (empty) @@ -8732,8 +8937,7 @@ Example: set smtp_authenticators="digest-md5:cram-md5" - -3.269. smtp_pass +3.261. smtp_pass Type: string Default: (empty) @@ -8746,7 +8950,7 @@ Warning: you should only use this option when you are on a fairly secure machine, because the superuser can read your muttrc even if you are the only one who can read the file. -3.270. smtp_url +3.262. smtp_url Type: string Default: (empty) @@ -8756,11 +8960,10 @@ This should take the form of an SMTP URL, eg: smtp[s]://[user[:pass]@]host[:port]/ - -... where ?[...]? denotes an optional part. Setting this variable overrides the +where ?[...]? denotes an optional part. Setting this variable overrides the value of the $sendmail variable. -3.271. sort +3.263. sort Type: sort order Default: date @@ -8790,7 +8993,7 @@ Specifies how to sort messages in the ?index? menu. Valid values are: You may optionally use the ?reverse-? prefix to specify reverse sorting order (example: ?set sort=reverse-date-sent?). -3.272. sort_alias +3.264. sort_alias Type: sort order Default: alias @@ -8804,7 +9007,7 @@ legal values: * unsorted (leave in order specified in .muttrc) -3.273. sort_aux +3.265. sort_aux Type: sort order Default: date @@ -8819,14 +9022,13 @@ the last descendant, using the rest of $sort_aux as an ordering. For instance, set sort_aux=last-date-received - would mean that if a new message is received in a thread, that thread becomes the last one displayed (or the first, if you have ?set sort=reverse-threads?.) Note: For reversed $sort order $sort_aux is reversed again (which is not the right thing to do, but kept to not break any existing configuration setting). -3.274. sort_browser +3.266. sort_browser Type: sort order Default: alpha @@ -8845,7 +9047,7 @@ sorted alphabetically. Valid values: You may optionally use the ?reverse-? prefix to specify reverse sorting order (example: ?set sort_browser=reverse-date?). -3.275. sort_re +3.267. sort_re Type: boolean Default: yes @@ -8858,7 +9060,7 @@ substring matching the setting of $reply_regexp. With $sort_re unset, mutt will attach the message whether or not this is the case, as long as the non- $reply_regexp parts of both messages are identical. -3.276. spam_separator +3.268. spam_separator Type: string Default: ?,? @@ -8868,133 +9070,188 @@ unset, each successive header will overwrite any previous matches value for the spam label. If set, each successive match will append to the previous, using this variable's value as a separator. -3.277. spoolfile +3.269. spoolfile Type: path Default: (empty) If your spool mailbox is in a non-default place where Mutt cannot find it, you -can specify its location with this variable. Mutt will automatically set this -variable to the value of the environment variable $MAIL if it is not set. - -3.278. status_chars - -Type: string -Default: ?-*%A? - -Controls the characters used by the ?%r? indicator in $status_format. The first -character is used when the mailbox is unchanged. The second is used when the -mailbox has been changed, and it needs to be resynchronized. The third is used -if the mailbox is in read-only mode, or if the mailbox will not be written when -exiting that mailbox (You can toggle whether to write changes to a mailbox with -the operation, bound by default to ?%?). The fourth is used to -indicate that the current folder has been opened in attach- message mode -(Certain operations like composing a new mail, replying, forwarding, etc. are -not permitted in this mode). - -3.279. status_format - -Type: string -Default: ?-%r-Mutt: %f [Msgs:%?M?%M/?%m%?n? New:%n?%?o? Old:%o?%?d? Del:%d?%?F? - Flag:%F?%?t? Tag:%t?%?p? Post:%p?%?b? Inc:%b?%?l? %l?]---(%s/%S)-%>-(%P)---? - -Controls the format of the status line displayed in the ?index? menu. This -string is similar to $index_format, but has its own set of printf(3)-like -sequences: - -%b - - number of mailboxes with new mail * +can specify its location with this variable. Mutt will initially set this +variable to the value of the environment variable $MAIL or $MAILDIR if either +is defined. -%d +3.270. ssl_ca_certificates_file - number of deleted messages * - -%f - - the full pathname of the current mailbox +Type: path +Default: (empty) -%F +This variable specifies a file containing trusted CA certificates. Any server +certificate that is signed with one of these CA certificates is also +automatically accepted. - number of flagged messages * +Example: -%h +set ssl_ca_certificates_file=/etc/ssl/certs/ca-certificates.crt - local hostname +3.271. ssl_client_cert -%l +Type: path +Default: (empty) - size (in bytes) of the current mailbox * +The file containing a client certificate and its associated private key. -%L +3.272. ssl_force_tls - size (in bytes) of the messages shown (i.e., which match the current limit) - * +Type: boolean +Default: no -%m +If this variable is set, Mutt will require that all connections to remote +servers be encrypted. Furthermore it will attempt to negotiate TLS even if the +server does not advertise the capability, since it would otherwise have to +abort the connection anyway. This option supersedes $ssl_starttls. - the number of messages in the mailbox * +3.273. ssl_min_dh_prime_bits -%M +Type: number +Default: 0 - the number of messages shown (i.e., which match the current limit) * +This variable specifies the minimum acceptable prime size (in bits) for use in +any Diffie-Hellman key exchange. A value of 0 will use the default from the +GNUTLS library. -%n +3.274. ssl_starttls - number of new messages in the mailbox * +Type: quadoption +Default: yes -%o +If set (the default), mutt will attempt to use STARTTLS on servers advertising +the capability. When unset, mutt will not attempt to use STARTTLS regardless of +the server's capabilities. - number of old unread messages * +3.275. ssl_use_sslv2 -%p +Type: boolean +Default: no - number of postponed messages * +This variable specifies whether to attempt to use SSLv2 in the SSL +authentication process. -%P +3.276. ssl_use_sslv3 - percentage of the way through the index +Type: boolean +Default: yes -%r +This variable specifies whether to attempt to use SSLv3 in the SSL +authentication process. - modified/read-only/won't-write/attach-message indicator, according to - $status_chars +3.277. ssl_use_tlsv1 -%s +Type: boolean +Default: yes - current sorting mode ($sort) +This variable specifies whether to attempt to use TLSv1 in the SSL +authentication process. -%S +3.278. ssl_usesystemcerts - current aux sorting method ($sort_aux) +Type: boolean +Default: yes -%t +If set to yes, mutt will use CA certificates in the system-wide certificate +store when checking if a server certificate is signed by a trusted CA. - number of tagged messages * +3.279. ssl_verify_dates -%u +Type: boolean +Default: yes - number of unread messages * +If set (the default), mutt will not automatically accept a server certificate +that is either not yet valid or already expired. You should only unset this for +particular known hosts, using the function. -%v +3.280. ssl_verify_host - Mutt version string +Type: boolean +Default: yes -%V +If set (the default), mutt will not automatically accept a server certificate +whose host name does not match the host used in your folder URL. You should +only unset this for particular known hosts, using the function. - currently active limit pattern, if any * +3.281. status_chars -%>X +Type: string +Default: ?-*%A? - right justify the rest of the string and pad with ?X? +Controls the characters used by the ?%r? indicator in $status_format. The first +character is used when the mailbox is unchanged. The second is used when the +mailbox has been changed, and it needs to be resynchronized. The third is used +if the mailbox is in read-only mode, or if the mailbox will not be written when +exiting that mailbox (You can toggle whether to write changes to a mailbox with +the operation, bound by default to ?%?). The fourth is used to +indicate that the current folder has been opened in attach- message mode +(Certain operations like composing a new mail, replying, forwarding, etc. are +not permitted in this mode). -%|X +3.282. status_format - pad to the end of the line with ?X? +Type: string +Default: ?-%r-Mutt: %f [Msgs:%?M?%M/?%m%?n? New:%n?%?o? Old:%o?%?d? Del:%d?%?F? + Flag:%F?%?t? Tag:%t?%?p? Post:%p?%?b? Inc:%b?%?l? %l?]---(%s/%S)-%>-(%P)---? -%*X +Controls the format of the status line displayed in the ?index? menu. This +string is similar to $index_format, but has its own set of printf(3)-like +sequences: - soft-fill with character ?X? as pad ++-----------------------------------------------------------------------------+ +|%b |number of mailboxes with new mail * | +|---+-------------------------------------------------------------------------| +|%d |number of deleted messages * | +|---+-------------------------------------------------------------------------| +|%f |the full pathname of the current mailbox | +|---+-------------------------------------------------------------------------| +|%F |number of flagged messages * | +|---+-------------------------------------------------------------------------| +|%h |local hostname | +|---+-------------------------------------------------------------------------| +|%l |size (in bytes) of the current mailbox * | +|---+-------------------------------------------------------------------------| +|%L |size (in bytes) of the messages shown (i.e., which match the current | +| |limit) * | +|---+-------------------------------------------------------------------------| +|%m |the number of messages in the mailbox * | +|---+-------------------------------------------------------------------------| +|%M |the number of messages shown (i.e., which match the current limit) * | +|---+-------------------------------------------------------------------------| +|%n |number of new messages in the mailbox * | +|---+-------------------------------------------------------------------------| +|%o |number of old unread messages * | +|---+-------------------------------------------------------------------------| +|%p |number of postponed messages * | +|---+-------------------------------------------------------------------------| +|%P |percentage of the way through the index | +|---+-------------------------------------------------------------------------| +|%r |modified/read-only/won't-write/attach-message indicator, according to | +| |$status_chars | +|---+-------------------------------------------------------------------------| +|%s |current sorting mode ($sort) | +|---+-------------------------------------------------------------------------| +|%S |current aux sorting method ($sort_aux) | +|---+-------------------------------------------------------------------------| +|%t |number of tagged messages * | +|---+-------------------------------------------------------------------------| +|%u |number of unread messages * | +|---+-------------------------------------------------------------------------| +|%v |Mutt version string | +|---+-------------------------------------------------------------------------| +|%V |currently active limit pattern, if any * | +|---+-------------------------------------------------------------------------| +|%>X|right justify the rest of the string and pad with ?X? | +|---+-------------------------------------------------------------------------| +|%|X|pad to the end of the line with ?X? | +|---+-------------------------------------------------------------------------| +|%*X|soft-fill with character ?X? as pad | ++-----------------------------------------------------------------------------+ For an explanation of ?soft-fill?, see the $index_format documentation. @@ -9033,7 +9290,7 @@ If you prefix the sequence character with a colon (?:?) character, mutt will replace any dots in the expansion by underscores. This might be helpful with IMAP folders that don't like dots in folder names. -3.280. status_on_top +3.283. status_on_top Type: boolean Default: no @@ -9042,7 +9299,7 @@ Setting this variable causes the ?status bar? to be displayed on the first line of the screen rather than near the bottom. If $help is set, too it'll be placed at the bottom. -3.281. strict_threads +3.284. strict_threads Type: boolean Default: no @@ -9054,7 +9311,7 @@ desirable, such as in a personal mailbox where you might have several unrelated messages with the subjects like ?hi? which will get grouped together. See also $sort_re for a less drastic way of controlling this behaviour. -3.282. suspend +3.285. suspend Type: boolean Default: yes @@ -9063,7 +9320,7 @@ When unset, mutt won't stop when the user presses the terminal's susp key, usually ?^Z?. This is useful if you run mutt inside an xterm using a command like ?xterm -e mutt?. -3.283. text_flowed +3.286. text_flowed Type: boolean Default: no @@ -9075,15 +9332,7 @@ this format's features, you'll need support in your editor. Note that $indent_string is ignored when this option is set. -3.284. thread_received - -Type: boolean -Default: no - -When set, mutt uses the date received rather than the date sent to thread -messages by subject. - -3.285. thorough_search +3.287. thorough_search Type: boolean Default: no @@ -9098,7 +9347,15 @@ conversions. Otherwise mutt will attempt to match against the raw message received (for example quoted-printable encoded or with encoded headers) which may lead to incorrect search results. -3.286. tilde +3.288. thread_received + +Type: boolean +Default: no + +When set, mutt uses the date received rather than the date sent to thread +messages by subject. + +3.289. tilde Type: boolean Default: no @@ -9106,7 +9363,7 @@ Default: no When set, the internal-pager will pad blank lines to the bottom of the screen with a tilde (???). -3.287. time_inc +3.290. time_inc Type: number Default: 0 @@ -9118,7 +9375,7 @@ slow terminals, or when running mutt on a remote system. Also see the ?tuning? section of the manual for performance considerations. -3.288. timeout +3.291. timeout Type: number Default: 600 @@ -9133,7 +9390,7 @@ waiting for input, performs these operations and continues to wait for input. A value of zero or less will cause Mutt to never time out. -3.289. tmpdir +3.292. tmpdir Type: path Default: (empty) @@ -9143,7 +9400,7 @@ needed for displaying and composing messages. If this variable is not set, the environment variable $TMPDIR is used. If $TMPDIR is not set then ?/tmp? is used. -3.290. to_chars +3.293. to_chars Type: string Default: ? +TCFL? @@ -9158,7 +9415,7 @@ fifth character is used to indicate mail that was sent by you. The sixth character is used to indicate when a mail was sent to a mailing-list you subscribe to. -3.291. tunnel +3.294. tunnel Type: string Default: (empty) @@ -9169,11 +9426,22 @@ to your IMAP/POP3/SMTP server. Example: set tunnel="ssh -q mailhost.net /usr/local/libexec/imapd" - Note: For this example to work you must be able to log in to the remote machine without having to enter a password. -3.292. use_8bitmime +When set, Mutt uses the tunnel for all remote connections. Please see ? +account-hook? in the manual for how to use different tunnel commands per +connection. + +3.295. uncollapse_jump + +Type: boolean +Default: no + +When set, Mutt will jump to the next unread message, if any, when the current +thread is uncollapsed. + +3.296. use_8bitmime Type: boolean Default: no @@ -9185,7 +9453,7 @@ able to send mail. When set, Mutt will invoke $sendmail with the -B8BITMIME flag when sending 8-bit messages to enable ESMTP negotiation. -3.293. use_domain +3.297. use_domain Type: boolean Default: yes @@ -9193,7 +9461,7 @@ Default: yes When set, Mutt will qualify all local addresses (ones without the ?@host? portion) with the value of $hostname. If unset, no addresses will be qualified. -3.294. use_envelope_from +3.298. use_envelope_from Type: boolean Default: no @@ -9207,7 +9475,7 @@ line switch. Therefore setting this option is not useful if the $sendmail variable already contains -f or if the executable pointed to by $sendmail doesn't support the -f switch. -3.295. use_from +3.299. use_from Type: boolean Default: yes @@ -9216,7 +9484,7 @@ When set, Mutt will generate the ?From:? header field when sending messages. If unset, no ?From:? header field will be generated unless the user explicitly sets one using the ?my_hdr? command. -3.296. use_idn +3.300. use_idn Type: boolean Default: yes @@ -9225,7 +9493,7 @@ When set, Mutt will show you international domain names decoded. Note: You can use IDNs for addresses even if this is unset. This variable only affects decoding. -3.297. use_ipv6 +3.301. use_ipv6 Type: boolean Default: yes @@ -9234,7 +9502,7 @@ When set, Mutt will look for IPv6 addresses of hosts it tries to contact. If this option is unset, Mutt will restrict itself to IPv4 addresses. Normally, the default should work. -3.298. user_agent +3.302. user_agent Type: boolean Default: yes @@ -9242,7 +9510,7 @@ Default: yes When set, mutt will add a ?User-Agent:? header to outgoing messages, indicating which version of mutt was used for composing them. -3.299. visual +3.303. visual Type: path Default: (empty) @@ -9250,7 +9518,7 @@ Default: (empty) Specifies the visual editor to invoke when the ??v? command is given in the builtin editor. -3.300. wait_key +3.304. wait_key Type: boolean Default: yes @@ -9266,7 +9534,7 @@ is interactive. When set, Mutt will always ask for a key. When unset, Mutt will wait for a key only if the external command returned a non-zero status. -3.301. weed +3.305. weed Type: boolean Default: yes @@ -9274,7 +9542,7 @@ Default: yes When set, mutt will weed headers when displaying, forwarding, printing, or replying to messages. -3.302. wrap +3.306. wrap Type: number Default: 0 @@ -9283,7 +9551,7 @@ When set to a positive value, mutt will wrap text at $wrap characters. When set to a negative value, mutt will wrap text so that there are $wrap characters of empty space on the right side of the terminal. -3.303. wrap_search +3.307. wrap_search Type: boolean Default: yes @@ -9293,14 +9561,24 @@ Controls whether searches wrap around the end. When set, searches will wrap around the first (or last) item. When unset, incremental searches will not wrap. -3.304. wrapmargin +3.308. wrapmargin Type: number Default: 0 (DEPRECATED) Equivalent to setting $wrap with a negative value. -3.305. write_inc +3.309. write_bcc + +Type: boolean +Default: yes + +Controls whether mutt writes out the ?Bcc:? header when preparing messages to +be sent. Exim users may wish to unset this. If mutt is set to deliver directly +via SMTP (see $smtp_url), this option does nothing: mutt will never write out +the ?Bcc:? header in this case. + +3.310. write_inc Type: number Default: 10 @@ -9312,16 +9590,6 @@ writing a mailbox. Also see the $read_inc, $net_inc and $time_inc variables and the ?tuning? section of the manual for performance considerations. -3.306. write_bcc - -Type: boolean -Default: yes - -Controls whether mutt writes out the ?Bcc:? header when preparing messages to -be sent. Exim users may wish to unset this. If mutt is set to deliver directly -via SMTP (see $smtp_url), this option does nothing: mutt will never write out -the ?Bcc:? header in this case. - 4. Functions The following is the list of available functions listed by the mapping in which @@ -9329,13 +9597,13 @@ they are available. The default key setting is given, and an explanation of what the function does. The key bindings of these functions can be changed with the bind command. -4.1. generic menu +4.1. Generic Menu The generic menu is not a real menu, but specifies common functions (such as movement) available in all menus except for pager and editor. Changing settings for this menu will affect the default bindings for all menus (except as noted). -Table 8.2. Default generic function bindings +Table 9.2. Default generic Function Bindings +-------------------------------------------------------------------------+ | Function |Default key| Description | @@ -9406,9 +9674,9 @@ Table 8.2. Default generic function bindings +-------------------------------------------------------------------------+ -4.2. index menu +4.2. Index Menu -Table 8.3. Default index function bindings +Table 9.3. Default index Function Bindings +-----------------------------------------------------------------------------+ | Function | Default | Description | @@ -9511,7 +9779,8 @@ Table 8.3. Default index function bindings | |Esc e |use the current message as a template | | | |for a new one | |--------------------------+---------+----------------------------------------| -| |s |save message/attachment to a file | +| |s |save message/attachment to a mailbox/ | +| | |file | |--------------------------+---------+----------------------------------------| | |T |tag messages matching a pattern | |--------------------------+---------+----------------------------------------| @@ -9577,9 +9846,9 @@ Table 8.3. Default index function bindings +-----------------------------------------------------------------------------+ -4.3. pager menu +4.3. Pager Menu -Table 8.4. Default pager function bindings +Table 9.4. Default pager Function Bindings +-----------------------------------------------------------------------------+ | Function | Default | Description | @@ -9607,6 +9876,10 @@ Table 8.4. Default pager function bindings |------------------------+---------+------------------------------------------| | |Esc d |delete all messages in subthread | |------------------------+---------+------------------------------------------| +| |w |set a status flag on a message | +|------------------------+---------+------------------------------------------| +| |W |clear a status flag from a message | +|------------------------+---------+------------------------------------------| | |e |edit the raw message | |------------------------+---------+------------------------------------------| | |^E |edit attachment content type | @@ -9666,7 +9939,7 @@ Table 8.4. Default pager function bindings | |Esc e |use the current message as a template for | | | |a new one | |------------------------+---------+------------------------------------------| -| |s |save message/attachment to a file | +| |s |save message/attachment to a mailbox/file | |------------------------+---------+------------------------------------------| | |S |skip beyond quoted text | |------------------------+---------+------------------------------------------| @@ -9753,9 +10026,9 @@ Table 8.4. Default pager function bindings +-----------------------------------------------------------------------------+ -4.4. alias menu +4.4. Alias Menu -Table 8.5. Default alias function bindings +Table 9.5. Default alias Function Bindings +-------------------------------------------------------+ | Function |Default key| Description | @@ -9766,9 +10039,9 @@ Table 8.5. Default alias function bindings +-------------------------------------------------------+ -4.5. query menu +4.5. Query Menu -Table 8.6. Default query function bindings +Table 9.6. Default query Function Bindings +----------------------------------------------------------------------+ | Function |Default key| Description | @@ -9783,9 +10056,9 @@ Table 8.6. Default query function bindings +----------------------------------------------------------------------+ -4.6. attach menu +4.6. Attach Menu -Table 8.7. Default attach function bindings +Table 9.7. Default attach Function Bindings +-----------------------------------------------------------------------------+ | Function | Default | Description | @@ -9799,7 +10072,7 @@ Table 8.7. Default attach function bindings |-----------------------+---------+-------------------------------------------| | |p |print the current entry | |-----------------------+---------+-------------------------------------------| -| |s |save message/attachment to a file | +| |s |save message/attachment to a mailbox/file | |-----------------------+---------+-------------------------------------------| | || |pipe message/attachment to a shell command | |-----------------------+---------+-------------------------------------------| @@ -9835,9 +10108,9 @@ Table 8.7. Default attach function bindings +-----------------------------------------------------------------------------+ -4.7. compose menu +4.7. Compose Menu -Table 8.8. Default compose function bindings +Table 9.8. Default compose Function Bindings +-----------------------------------------------------------------------------+ | Function | Default | Description | @@ -9851,7 +10124,7 @@ Table 8.8. Default compose function bindings |---------------------+----------+--------------------------------------------| | |c |edit the CC list | |---------------------+----------+--------------------------------------------| -| |C |save message/attachment to a file | +| |C |save message/attachment to a mailbox/file | |---------------------+----------+--------------------------------------------| | |D |delete the current entry | |---------------------+----------+--------------------------------------------| @@ -9927,9 +10200,9 @@ Table 8.8. Default compose function bindings +-----------------------------------------------------------------------------+ -4.8. postpone menu +4.8. Postpone Menu -Table 8.9. Default postpone function bindings +Table 9.9. Default postpone Function Bindings +-------------------------------------------------------+ | Function |Default key| Description | @@ -9940,9 +10213,9 @@ Table 8.9. Default postpone function bindings +-------------------------------------------------------+ -4.9. browser menu +4.9. Browser Menu -Table 8.10. Default browser function bindings +Table 9.10. Default browser Function Bindings +-----------------------------------------------------------------------------+ | Function | Default | Description | @@ -9984,9 +10257,9 @@ Table 8.10. Default browser function bindings +-----------------------------------------------------------------------------+ -4.10. pgp menu +4.10. Pgp Menu -Table 8.11. Default pgp function bindings +Table 9.11. Default pgp Function Bindings +------------------------------------------------+ | Function |Default key| Description | @@ -9997,9 +10270,9 @@ Table 8.11. Default pgp function bindings +------------------------------------------------+ -4.11. smime menu +4.11. Smime Menu -Table 8.12. Default smime function bindings +Table 9.12. Default smime Function Bindings +------------------------------------------------+ | Function |Default key| Description | @@ -10010,9 +10283,9 @@ Table 8.12. Default smime function bindings +------------------------------------------------+ -4.12. mix menu +4.12. Mix Menu -Table 8.13. Default mix function bindings +Table 9.13. Default mix Function Bindings +-----------------------------------------------------------------+ | Function |Default key| Description | @@ -10031,9 +10304,9 @@ Table 8.13. Default mix function bindings +-----------------------------------------------------------------+ -4.13. editor menu +4.13. Editor Menu -Table 8.14. Default editor function bindings +Table 9.14. Default editor Function Bindings +-----------------------------------------------------------------------------+ | Function |Default key| Description | @@ -10085,12 +10358,12 @@ Table 8.14. Default editor function bindings +-----------------------------------------------------------------------------+ -Chapter 9. Miscellany +Chapter 10. Miscellany Table of Contents 1. Acknowledgements -2. About this document +2. About This Document 1. Acknowledgements @@ -10183,7 +10456,7 @@ The following people have been very helpful to the development of Mutt: * Ken Weinert -2. About this document +2. About This Document This document was written in DocBook, and then rendered using the Gnome XSLT toolkit.