Enable pgp_mime_signature_filename and pgp_mime_signature_description

Index: mutt/globals.h
===================================================================
--- mutt.orig/globals.h	2009-06-25 12:35:48.000000000 +0200
+++ mutt/globals.h	2009-06-25 12:36:22.000000000 +0200
@@ -242,6 +242,8 @@
 WHERE char *PgpListSecringCommand;
 WHERE char *PgpListPubringCommand;
 WHERE char *PgpGetkeysCommand;
+WHERE char *PgpMimeSignatureFilename;
+WHERE char *PgpMimeSignatureDescription;
 
 /*-- formerly in smime.h --*/
 WHERE char *SmimeDefaultKey;
Index: mutt/init.h
===================================================================
--- mutt.orig/init.h	2009-06-25 12:35:48.000000000 +0200
+++ mutt/init.h	2009-06-25 12:36:22.000000000 +0200
@@ -2541,6 +2541,18 @@
   ** a line quoted text if it also matches $$smileys. This mostly
   ** happens at the beginning of a line.
   */
+  { "pgp_mime_signature_filename", DT_STR, R_NONE, UL &PgpMimeSignatureFilename, UL "signature.asc"},
+  /*
+  ** .pp
+  ** This option sets the filename used for signature parts in PGP/MIME
+  ** signed messages.
+  */
+  { "pgp_mime_signature_description", DT_STR, R_NONE, UL &PgpMimeSignatureDescription, UL "Digital signature"},
+  /*
+  ** .pp
+  ** This option sets the Content-Description used for signature parts in
+  ** PGP/MIME signed messages.
+  */
 
 
 
Index: mutt/pgp.c
===================================================================
--- mutt.orig/pgp.c	2009-06-25 12:35:36.000000000 +0200
+++ mutt/pgp.c	2009-06-25 12:36:22.000000000 +0200
@@ -1131,6 +1131,8 @@
   t->disposition = DISPINLINE;
   t->encoding = ENC7BIT;
   t->unlink = 1; /* ok to remove this file after sending. */
+  mutt_set_parameter ("name", PgpMimeSignatureFilename, &t->parameter);
+  t->description = safe_strdup (PgpMimeSignatureDescription);
 
   return (a);
 }