Add upstream/542344-dont_fold_From_: Do not wrap From_ header (Closes: #542344)

[software/mutt-debian.git] / doc / makedoc.c

diff --git a/doc/makedoc.c b/doc/makedoc.c
index 528d372ae1498d1aa3b1c9e23459e85b0f3cf343..07d3405019e7ffedff8a56af6583e0d1c8ed207e 100644 (file)
--- a/doc/makedoc.c
+++ b/doc/makedoc.c
@@ -76,11 +76,14 @@ enum output_formats_t
 #define D_DT           (1 << 7)
 #define D_DD            (1 << 8)
 #define D_PA            (1 << 9)
+#define D_IL           (1 << 10)
+#define D_TT            (1 << 11)
 
 enum
 {
   SP_START_EM,
   SP_START_BF,
+  SP_START_TT,
   SP_END_FT,
   SP_NEWLINE,
   SP_NEWPAR,
@@ -93,6 +96,8 @@ enum
   SP_DD,
   SP_END_DD,
   SP_END_DL,
+  SP_START_IL,
+  SP_END_IL,
   SP_END_SECT,
   SP_REFER
 };
@@ -112,8 +117,8 @@ static void print_confline (const char *, int, const char *, FILE *);
 static void handle_confline (char *, FILE *);
 static void makedoc (FILE *, FILE *);
 static void pretty_default (char *, size_t, const char *, int);
-static int sgml_fputc (int, FILE *);
-static int sgml_fputs (const char *, FILE *);
+static int sgml_fputc (int, FILE *, int);
+static int sgml_fputs (const char *, FILE *, int);
 static int sgml_id_fputs (const char *, FILE *);
 
 int main (int argc, char *argv[])
@@ -571,6 +576,8 @@ static void man_print_strval (const char *v, FILE *out)
       fputs ("\\(rq", out);
     else if (*v == '\\')
       fputs ("\\\\", out);
+    else if (*v == '-')
+      fputs ("\\-", out);
     else
       fputc (*v, out);
   }
@@ -584,38 +591,42 @@ static void sgml_print_strval (const char *v, FILE *out)
     if (*v <  ' ' || *v & 0x80)
     {
       char_to_escape (buff, (unsigned int) *v);
-      sgml_fputs (buff, out);
+      sgml_fputs (buff, out, 1);
       continue;
     }
-    sgml_fputc ((unsigned int) *v, out);
+    sgml_fputc ((unsigned int) *v, out, 1);
   }
 }
 
-static int sgml_fputc (int c, FILE *out)
+static int sgml_fputc (int c, FILE *out, int full)
 {
   switch (c)
   {
+    /* the bare minimum for escaping */
     case '<': return fputs ("&lt;", out);
     case '>': return fputs ("&gt;", out);
-    case '$': return fputs ("&dollar;", out);
-    case '_': return fputs ("&lowbar;", out);
-    case '%': return fputs ("&percnt;", out);
     case '&': return fputs ("&amp;", out);
-    case '\\': return fputs ("&bsol;", out);
-    case '"': return fputs ("&quot;", out);
-    case '[': return fputs ("&lsqb;", out);
-    case ']': return fputs ("&rsqb;", out);
-    case '~': return fputs ("&tilde;", out);
+    /* map to entities, fall-through to raw if !full */
+    case '$': if (full) return fputs ("&dollar;", out);
+    case '_': if (full) return fputs ("&lowbar;", out);
+    case '%': if (full) return fputs ("&percnt;", out);
+    case '\\': if (full) return fputs ("&bsol;", out);
+    case '"': if (full) return fputs ("&quot;", out);
+    case '[': if (full) return fputs ("&lsqb;", out);
+    case ']': if (full) return fputs ("&rsqb;", out);
+    case '~': if (full) return fputs ("&tilde;", out);
+    case '|': if (full) return fputs ("&verbar;", out);
+    case '^': if (full) return fputs ("&circ;", out);
     default:  return fputc (c, out);
   }
 }
 
-static int sgml_fputs (const char *s, FILE *out)
+static int sgml_fputs (const char *s, FILE *out, int full)
 {
   for (; *s; s++)
-    if (sgml_fputc ((unsigned int) *s, out) == EOF)
+    if (sgml_fputc ((unsigned int) *s, out, full) == EOF)
       return EOF;
-  
+
   return 0;
 }
 
@@ -624,12 +635,17 @@ static int sgml_id_fputs (const char *s, FILE* out)
 {
   char id;
 
+  if (*s == '<')
+    s++;
+
   for (; *s; s++)
   {
     if (*s == '_')
       id = '-';
     else
       id = *s;
+    if (*s == '>' && !*(s+1))
+      break;
 
     if (fputc ((unsigned int) id, out) == EOF)
       return EOF;
@@ -683,8 +699,11 @@ static void print_confline (const char *varname, int type, const char *val, FILE
        man_print_strval (val, out);
        fputs ("\\(rq\n", out);
       }
-      else
-       fprintf (out, "Default: %s\n", val);
+      else {
+       fputs ("Default: ", out);
+       man_print_strval (val, out);
+       fputs ("\n", out);
+      }
 
       fputs (".fi", out);
 
@@ -697,14 +716,23 @@ static void print_confline (const char *varname, int type, const char *val, FILE
       fputs ("\n<sect2 id=\"", out);
       sgml_id_fputs(varname, out);
       fputs ("\">\n<title>", out);
-      sgml_fputs (varname, out);
+      sgml_fputs (varname, out, 1);
       fprintf (out, "</title>\n<literallayout>Type: %s", type2human (type));
+
       
       if (type == DT_STR || type == DT_RX || type == DT_ADDR || type == DT_PATH)
       {
-       fputs ("\nDefault: &quot;", out);
-       sgml_print_strval (val, out);
-       fputs ("&quot;</literallayout>\n", out);
+       if (val && *val)
+       {
+         fputs ("\nDefault: <quote><literal>", out);
+         sgml_print_strval (val, out);
+         fputs ("</literal></quote>", out);
+       }
+       else
+       {
+         fputs ("\nDefault: (empty)", out);
+       }
+       fputs ("</literallayout>\n", out);
       }
       else
        fprintf (out, "\nDefault: %s</literallayout>\n", val);
@@ -733,6 +761,9 @@ static void print_confline (const char *varname, int type, const char *val, FILE
  ** - .dt starts a term in a definition list.
  ** - .dd starts a definition in a definition list.
  ** - .de on a line finishes a definition list.
+ ** - .il on a line starts an itemzied list
+ ** - .dd starts an item in an itemized list
+ ** - .ie on a line finishes an itemized list
  ** - .ts on a line starts a "tscreen" environment (name taken from SGML).
  ** - .te on a line finishes this environment.
  ** - .pp on a line starts a paragraph.
@@ -766,7 +797,7 @@ static int flush_doc (int docstat, FILE *out)
   if (docstat & (D_DL))
     docstat = print_it (SP_END_DL, NULL, out, docstat);
 
-  if (docstat & (D_EM | D_BF))
+  if (docstat & (D_EM | D_BF | D_TT))
     docstat = print_it (SP_END_FT, NULL, out, docstat);
 
   docstat = print_it (SP_END_SECT, NULL, out, docstat);
@@ -794,9 +825,10 @@ static int print_it (int special, char *str, FILE *out, int docstat)
       {
        static int Continuation = 0;
 
-       case SP_END_FT: docstat &= ~(D_EM|D_BF); break;
+       case SP_END_FT: docstat &= ~(D_EM|D_BF|D_TT); break;
        case SP_START_BF: docstat |= D_BF; break;
        case SP_START_EM: docstat |= D_EM; break;
+        case SP_START_TT: docstat |= D_TT; break;
        case SP_NEWLINE: 
        {
          if (onl)
@@ -850,6 +882,8 @@ static int print_it (int special, char *str, FILE *out, int docstat)
        }
        case SP_DD:
        {
+         if (docstat & D_IL)
+           fputs ("- ", out);
          Continuation = 0;
          break;
        }
@@ -859,6 +893,17 @@ static int print_it (int special, char *str, FILE *out, int docstat)
          docstat &= ~D_DL;
          break;
        }
+       case SP_START_IL:
+       {
+         docstat |= D_IL;
+         break;
+       }
+       case SP_END_IL:
+       {
+         Continuation = 0;
+         docstat &= ~D_IL;
+         break;
+       }
        case SP_STR:
        {
          if (Continuation)
@@ -890,23 +935,30 @@ static int print_it (int special, char *str, FILE *out, int docstat)
        case SP_END_FT: 
        {
          fputs ("\\fP", out);
-         docstat &= ~(D_EM|D_BF);
+         docstat &= ~(D_EM|D_BF|D_TT);
          break;
        }
        case SP_START_BF: 
        {
          fputs ("\\fB", out);
          docstat |= D_BF;
-         docstat &= ~D_EM;
+         docstat &= ~(D_EM|D_TT);
          break;
        }
        case SP_START_EM:
        {
          fputs ("\\fI", out);
          docstat |= D_EM;
-         docstat &= ~D_BF;
+         docstat &= ~(D_BF|D_TT);
          break;
        }
+        case SP_START_TT:
+       {
+         fputs ("\\fC", out);
+         docstat |= D_TT;
+         docstat &= ~(D_BF|D_EM);
+         break;
+        }
        case SP_NEWLINE:
        {
          if (onl)
@@ -959,7 +1011,10 @@ static int print_it (int special, char *str, FILE *out, int docstat)
        }
        case SP_DD:
        {
-         fputs ("\n", out);
+         if (docstat & D_IL)
+           fputs (".TP\n\\(hy ", out);
+         else
+           fputs ("\n", out);
          break;
        }
        case SP_END_DL:
@@ -968,6 +1023,18 @@ static int print_it (int special, char *str, FILE *out, int docstat)
          docstat &= ~D_DL;
          break;
        }
+       case SP_START_IL:
+       {
+         fputs (".RS\n.PD 0\n", out);
+         docstat |= D_IL;
+         break;
+       }
+       case SP_END_IL:
+       {
+         fputs (".RE\n.PD 1", out);
+         docstat &= ~D_DL;
+         break;
+       }
        case SP_STR:
        {
          while (*str)
@@ -978,6 +1045,8 @@ static int print_it (int special, char *str, FILE *out, int docstat)
                fputs ("\\(rq", out);
              else if (*str == '\\')
                fputs ("\\\\", out);
+              else if (*str == '-')
+                fputs ("\\-", out);
              else if (!strncmp (str, "``", 2))
              {
                fputs ("\\(lq", out);
@@ -1007,23 +1076,31 @@ static int print_it (int special, char *str, FILE *out, int docstat)
        {
          if (docstat & D_EM) fputs ("</emphasis>", out);
          if (docstat & D_BF) fputs ("</emphasis>", out);
-         docstat &= ~(D_EM|D_BF);
+          if (docstat & D_TT) fputs ("</literal>", out);
+         docstat &= ~(D_EM|D_BF|D_TT);
          break;
        }
        case SP_START_BF: 
        {
          fputs ("<emphasis role=\"bold\">", out);
          docstat |= D_BF;
-         docstat &= ~D_EM;
+         docstat &= ~(D_EM|D_TT);
          break;
        }
        case SP_START_EM:
        {
          fputs ("<emphasis>", out);
          docstat |= D_EM;
-         docstat &= ~D_BF;
+         docstat &= ~(D_BF|D_TT);
          break;
        }
+        case SP_START_TT:
+       {
+         fputs ("<literal>", out);
+         docstat |= D_TT;
+         docstat &= ~(D_BF|D_EM);
+         break;
+        }
        case SP_NEWLINE:
        {
          if (onl)
@@ -1062,43 +1139,76 @@ static int print_it (int special, char *str, FILE *out, int docstat)
         }
        case SP_START_TAB:
        {
+         if (docstat & D_PA)
+         {
+           fputs ("\n</para>\n", out);
+           docstat &= ~D_PA;
+         }
          fputs ("\n<screen>\n", out);
          docstat |= D_TAB | D_NL;
          break;
        }
        case SP_END_TAB:
        {
-         fputs ("\n</screen>", out);
+         fputs ("</screen>", out);
          docstat &= ~D_TAB;
          docstat |= D_NL;
          break;
        }
        case SP_START_DL:
        {
-         fputs ("\n<variablelist>\n", out);
+         if (docstat & D_PA)
+         {
+           fputs ("\n</para>\n", out);
+           docstat &= ~D_PA;
+         }
+         fputs ("\n<informaltable>\n<tgroup cols=\"2\">\n<tbody>\n", out);
          docstat |= D_DL;
          break;
        }
        case SP_DT:
        {
-         fputs ("<varlistentry><term>", out);
+         fputs ("<row><entry>", out);
          break;
        }
        case SP_DD:
        {
          docstat |= D_DD;
-         fputs ("</term>\n<listitem><para>", out);
+         if (docstat & D_DL)
+           fputs("</entry><entry>", out);
+         else
+           fputs ("<listitem><para>", out);
          break;
        }
         case SP_END_DD:
         {
+         if (docstat & D_DL)
+           fputs ("</entry></row>\n", out);
+         else
+           fputs ("</para></listitem>", out);
          docstat &= ~D_DD;
-         fputs ("</para></listitem></varlistentry>\n", out);
          break;
         }
        case SP_END_DL:
        {
-         fputs ("</para></listitem></varlistentry></variablelist>\n", out);
+         fputs ("</entry></row></tbody></tgroup></informaltable>\n", out);
+         docstat &= ~(D_DD|D_DL);
+         break;
+       }
+       case SP_START_IL:
+       {
+         if (docstat & D_PA)
+         {
+           fputs ("\n</para>\n", out);
+           docstat &= ~D_PA;
+         }
+         fputs ("\n<itemizedlist>\n", out);
+         docstat |= D_IL;
+         break;
+       }
+       case SP_END_IL:
+       {
+         fputs ("</para></listitem></itemizedlist>\n", out);
          docstat &= ~(D_DD|D_DL);
          break;
        }
@@ -1110,9 +1220,28 @@ static int print_it (int special, char *str, FILE *out, int docstat)
        case SP_STR:
        {
          if (docstat & D_TAB)
-           fputs (str, out);
+           sgml_fputs (str, out, 0);
          else
-           sgml_fputs (str, out);
+         {
+           while (*str)
+           {
+             for (; *str; str++)
+             {
+               if (!strncmp (str, "``", 2))
+               {
+                 fputs ("<quote>", out);
+                 str++;
+               }
+               else if (!strncmp (str, "''", 2))
+               {
+                 fputs ("</quote>", out);
+                 str++;
+               }
+               else
+                 sgml_fputc (*str, out, 1);
+             }
+           }
+         }
          break;
        }
       }
@@ -1143,7 +1272,7 @@ void print_ref (FILE *out, int output_dollar, const char *ref)
     fputs ("\">", out);
     if (output_dollar)
       fputs ("&dollar;", out);
-    sgml_fputs (ref, out);
+    sgml_fputs (ref, out, 1);
     fputs ("</link>", out);
     break;
 
@@ -1183,6 +1312,10 @@ static int handle_docline (char *l, FILE *out, int docstat)
     return print_it (SP_START_DL, NULL, out, docstat);
   else if (!strncmp (l, ".de", 3))
     return print_it (SP_END_DL, NULL, out, docstat);
+  else if (!strncmp (l, ".il", 3))
+    return print_it (SP_START_IL, NULL, out, docstat);
+  else if (!strncmp (l, ".ie", 3))
+    return print_it (SP_END_IL, NULL, out, docstat);
   else if (!strncmp (l, ". ", 2))
     *l = ' ';
 
@@ -1210,6 +1343,12 @@ static int handle_docline (char *l, FILE *out, int docstat)
       docstat = print_it (SP_START_BF, NULL, out, docstat);
       s += 2;
     }
+    else if (!strncmp (s, "\\fC", 3))
+    {
+      docstat = commit_buff (buff, &d, out, docstat);
+      docstat = print_it (SP_START_TT, NULL, out, docstat);
+      s += 2;
+    }
     else if (!strncmp (s, "\\fP", 3))
     {
       docstat = commit_buff (buff, &d, out, docstat);
@@ -1229,6 +1368,11 @@ static int handle_docline (char *l, FILE *out, int docstat)
     }
     else if (!strncmp (s, ".dd", 3))
     {
+      if ((docstat & D_IL) && (docstat & D_DD))
+      {
+       docstat = commit_buff (buff, &d, out, docstat);
+       docstat = print_it (SP_END_DD, NULL, out, docstat);
+      }
       docstat = commit_buff (buff, &d, out, docstat);
       docstat = print_it (SP_DD, NULL, out, docstat);
       s += 3;
@@ -1252,7 +1396,7 @@ static int handle_docline (char *l, FILE *out, int docstat)
       else
       {
        ref = s;
-       while (isalnum ((unsigned char) *s) || *s == '-' || *s == '_')
+       while (isalnum ((unsigned char) *s) || (*s && strchr("-_<>", *s)))
          ++s;
 
        docstat = commit_buff (buff, &d, out, docstat);