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[emacs.git] / lib-src / digest-doc.c
blobec6e4372ed0890d759d501999a205e11675c8d2f
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.
4 Copyright (C) 1987, 1994, 2001, 2002, 2003, 2004,
5 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
7 This file is part of GNU Emacs.
9 GNU Emacs is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3, or (at your option)
12 any later version.
14 GNU Emacs is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with GNU Emacs; see the file COPYING. If not, write to the
21 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
22 Boston, MA 02110-1301, USA.
24 See also sorted-doc.c, which produces similar output
25 but in texinfo format and sorted by function/variable name. */
27 #include <stdio.h>
29 #ifdef DOS_NT
30 #include <fcntl.h> /* for O_BINARY */
31 #include <io.h> /* for setmode */
32 #endif
34 int
35 main ()
37 register int ch;
38 register int notfirst = 0;
40 #ifdef DOS_NT
41 /* DOC is a binary file. */
42 if (!isatty (fileno (stdin)))
43 setmode (fileno (stdin), O_BINARY);
44 #endif
46 printf (".TL\n");
47 printf ("Command Summary for GNU Emacs\n");
48 printf (".AU\nRichard M. Stallman\n");
49 while ((ch = getchar ()) != EOF)
51 if (ch == '\037')
53 if (notfirst)
54 printf ("\n.DE");
55 else
56 notfirst = 1;
58 printf ("\n.SH\n");
60 ch = getchar ();
61 printf (ch == 'F' ? "Function " : "Variable ");
63 while ((ch = getchar ()) != '\n') /* Changed this line */
65 if (ch != EOF)
66 putchar (ch);
67 else
69 ungetc (ch, stdin);
70 break;
73 printf ("\n.DS L\n");
75 else
76 putchar (ch);
78 return 0;
81 /* arch-tag: 2ba2c9b0-4157-4eba-bd9f-967e3677e35f
82 (do not change this comment) */