Retro68/gcc/gcc/genmddeps.cc
2022-10-27 20:55:19 +02:00

72 lines
1.9 KiB
C++

/* genmddeps.cc - creates a makefile dependency fragment for the md file.
Copyright (C) 2004-2022 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 3, or (at your option) any
later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#include "bconfig.h"
#include "system.h"
#include "coretypes.h"
#include "errors.h"
#include "statistics.h"
#include "vec.h"
#include "read-md.h"
struct filedep
{
struct filedep *next;
const char *pathname;
};
static struct filedep *deps, **last = &deps;
static void
add_filedep (const char *pathname)
{
struct filedep *n = XNEW (struct filedep);
n->pathname = pathname;
*last = n;
last = &n->next;
}
int
main (int argc, const char **argv)
{
struct filedep *d;
progname = "genmddeps";
include_callback = add_filedep;
noop_reader reader;
if (!reader.read_md_files (argc, argv, NULL))
return FATAL_EXIT_CODE;
*last = NULL;
/* Output a variable containing all of the include files. */
fputs ("MD_INCLUDES =", stdout);
for (d = deps; d ; d = d->next)
printf (" \\\n\t%s", d->pathname);
putchar ('\n');
/* Output make targets for these includes with empty actions. This
will guard against make errors when includes are removed. */
for (d = deps; d ; d = d->next)
printf ("\n%s:\n", d->pathname);
fflush (stdout);
return (ferror (stdout) != 0 ? FATAL_EXIT_CODE : SUCCESS_EXIT_CODE);
}