1/* genmddeps.c - creates a makefile dependency fragment for the md file.
2 Copyright (C) 2004-2017 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 "statistics.h"
23#include "vec.h"
24#include "read-md.h"
25
26
27struct filedep
28{
29 struct filedep *next;
30 const char *pathname;
31};
32
33static struct filedep *deps, **last = &deps;
34
35static void
36add_filedep (const char *pathname)
37{
38 struct filedep *n = XNEW (struct filedep);
39 n->pathname = pathname;
40 *last = n;
41 last = &n->next;
42}
43
44int
45main (int argc, const char **argv)
46{
47 struct filedep *d;
48
49 progname = "genmddeps";
50 include_callback = add_filedep;
51
52 noop_reader reader;
53 if (!reader.read_md_files (argc, argv, NULL))
54 return FATAL_EXIT_CODE;
55
56 *last = NULL;
57
58 /* Output a variable containing all of the include files. */
59 fputs ("MD_INCLUDES =", stdout);
60 for (d = deps; d ; d = d->next)
61 printf (" \\\n\t%s", d->pathname);
62 putchar ('\n');
63
64 /* Output make targets for these includes with empty actions. This
65 will guard against make errors when includes are removed. */
66 for (d = deps; d ; d = d->next)
67 printf ("\n%s:\n", d->pathname);
68
69 fflush (stdout);
70 return (ferror (stdout) != 0 ? FATAL_EXIT_CODE : SUCCESS_EXIT_CODE);
71}
72