117 lines
3.2 KiB
C
117 lines
3.2 KiB
C
/* Wrapper for ar/ranlib/nm to pass the LTO plugin.
|
|
Copyright (C) 2011, 2012 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");
|
|
int exit_code = FATAL_EXIT_CODE;
|
|
|
|
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 = av[0];
|
|
else
|
|
nprefix = concat (nprefix, "gcc-" PERSONALITY, NULL);
|
|
|
|
nprefix = make_relative_prefix (nprefix,
|
|
standard_bin_prefix,
|
|
standard_libexec_prefix);
|
|
if (nprefix == NULL)
|
|
nprefix = standard_libexec_prefix;
|
|
|
|
plugin = concat (nprefix,
|
|
dir_separator,
|
|
DEFAULT_TARGET_MACHINE,
|
|
dir_separator,
|
|
DEFAULT_TARGET_VERSION,
|
|
dir_separator,
|
|
LTOPLUGINSONAME,
|
|
NULL);
|
|
if (access (plugin, R_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);
|
|
else if (status)
|
|
{
|
|
if (WIFSIGNALED (status))
|
|
{
|
|
int sig = WTERMSIG (status);
|
|
fprintf (stderr, "%s terminated with signal %d [%s]%s\n",
|
|
exe_name, sig, strsignal(sig),
|
|
WCOREDUMP(status) ? ", core dumped" : "");
|
|
}
|
|
else if (WIFEXITED (status))
|
|
exit_code = WEXITSTATUS (status);
|
|
}
|
|
else
|
|
exit_code = SUCCESS_EXIT_CODE;
|
|
|
|
return exit_code;
|
|
}
|