1/* genmddeps.c - creates a makefile dependency fragment for the md file.
2   Copyright (C) 2004-2015 Free Software Foundation, Inc.
3
4   This program is free software; you can redistribute it and/or modify it
5   under the terms of the GNU General Public License as published by the
6   Free Software Foundation; either version 3, or (at your option) any
7   later version.
8
9   This program is distributed in the hope that it will be useful,
10   but WITHOUT ANY WARRANTY; without even the implied warranty of
11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12   GNU General Public License for more details.
13
14   You should have received a copy of the GNU General Public License
15   along with this program; see the file COPYING3.  If not see
16   <http://www.gnu.org/licenses/>.  */
17
18#include "bconfig.h"
19#include "system.h"
20#include "coretypes.h"
21#include "errors.h"
22#include "read-md.h"
23
24
25struct filedep
26{
27  struct filedep *next;
28  const char *pathname;
29};
30
31static struct filedep *deps, **last = &deps;
32
33static void
34add_filedep (const char *pathname)
35{
36  struct filedep *n = XNEW (struct filedep);
37  n->pathname = pathname;
38  *last = n;
39  last = &n->next;
40}
41
42int
43main (int argc, char **argv)
44{
45  struct filedep *d;
46
47  progname = "genmddeps";
48  include_callback = add_filedep;
49
50  if (!read_md_files (argc, argv, NULL, NULL))
51    return FATAL_EXIT_CODE;
52
53  *last = NULL;
54
55  /* Output a variable containing all of the include files.  */
56  fputs ("MD_INCLUDES =", stdout);
57  for (d = deps; d ; d = d->next)
58    printf (" \\\n\t%s", d->pathname);
59  putchar ('\n');
60
61  /* Output make targets for these includes with empty actions.  This
62     will guard against make errors when includes are removed.  */
63  for (d = deps; d ; d = d->next)
64    printf ("\n%s:\n", d->pathname);
65
66  fflush (stdout);
67  return (ferror (stdout) != 0 ? FATAL_EXIT_CODE : SUCCESS_EXIT_CODE);
68}
69