lib-src/digest-doc.c

   1 /* Give this program DOC-mm.nn.oo as standard input and it outputs to
   2    standard output a file of nroff output containing the doc strings.
   3
   4    Copyright (C) 1987, 1994, 2001  Free Software Foundation Inc.
   5
   6    This file is part of GNU Emacs.
   7
   8    GNU Emacs is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 2, or (at your option)
  11    any later version.
  12
  13    GNU Emacs is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with GNU Emacs; see the file COPYING.  If not, write to the
  20    Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  21    Boston, MA 02111-1307, USA.
  22
  23    See also sorted-doc.c, which produces similar output
  24    but in texinfo format and sorted by function/variable name.  */
  25
  26 #include <stdio.h>
  27
  28 int
  29 main ()
  30 {
  31   register int ch;
  32   register int notfirst = 0;
  33
  34   printf (".TL\n");
  35   printf ("Command Summary for GNU Emacs\n");
  36   printf (".AU\nRichard M. Stallman\n");
  37   while ((ch = getchar ()) != EOF)
  38     {
  39       if (ch == '\037')
  40         {
  41           if (notfirst)
  42             printf ("\n.DE");
  43           else
  44             notfirst = 1;
  45
  46           printf ("\n.SH\n");
  47
  48           ch = getchar ();
  49           printf (ch == 'F' ? "Function " : "Variable ");
  50
  51           while ((ch = getchar ()) != '\n')  /* Changed this line */
  52             {
  53               if (ch != EOF)
  54                   putchar (ch);
  55               else
  56                 {
  57                   ungetc (ch, stdin);
  58                   break;
  59                 }
  60             }
  61           printf ("\n.DS L\n");
  62         }
  63       else
  64         putchar (ch);
  65     }
  66   return 0;
  67 }