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/* Wrapper for ar/ranlib/nm to pass the LTO plugin.
Copyright (C) 2011 Free Software Foundation, Inc.
Contributed by Andi Kleen.
This file is part of GCC.
GCC 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.
GCC 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 GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#include "config.h"
#include "system.h"
#include "libiberty.h"
#ifndef PERSONALITY
#error "Please set personality"
#endif
static const char standard_libexec_prefix[] = STANDARD_LIBEXEC_PREFIX;
static const char standard_bin_prefix[] = STANDARD_BINDIR_PREFIX;
static const char *const target_machine = TARGET_MACHINE;
static const char dir_separator[] = { DIR_SEPARATOR, 0 };
int
main(int ac, char **av)
{
const char *nprefix;
const char *exe_name;
char *plugin;
int k, status, err;
const char *err_msg;
const char **nargv;
bool is_ar = !strcmp (PERSONALITY, "ar");
exe_name = PERSONALITY;
#ifdef CROSS_DIRECTORY_STRUCTURE
exe_name = concat (target_machine, "-", exe_name, NULL);
#endif
/* Find plugin */
/* XXX implement more magic from gcc.c? */
nprefix = getenv ("GCC_EXEC_PREFIX");
if (!nprefix)
nprefix = standard_libexec_prefix;
nprefix = make_relative_prefix (av[0],
standard_bin_prefix,
nprefix);
plugin = concat (nprefix,
dir_separator,
DEFAULT_TARGET_MACHINE,
dir_separator,
DEFAULT_TARGET_VERSION,
dir_separator,
LTOPLUGINSONAME,
NULL);
if (access (plugin, X_OK))
{
fprintf (stderr, "%s: Cannot find plugin %s\n", av[0], plugin);
exit (1);
}
/* Create new command line with plugin */
nargv = XCNEWVEC (const char *, ac + 4);
nargv[0] = exe_name;
nargv[1] = "--plugin";
nargv[2] = plugin;
if (is_ar && av[1] && av[1][0] != '-')
av[1] = concat("-", av[1], NULL);
for (k = 1; k < ac; k++)
nargv[2 + k] = av[k];
nargv[2 + k] = NULL;
/* Run utility */
/* ??? the const is misplaced in pex_one's argv? */
err_msg = pex_one (PEX_LAST|PEX_SEARCH,
exe_name,
CONST_CAST2 (char * const *, const char **, nargv),
concat("gcc-", exe_name, NULL),
NULL,NULL, &status, &err);
if (err_msg)
fprintf(stderr, "Error running %s: %s\n", exe_name, err_msg);
return err;
}
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