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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [gcc-ar.c] - Blame information for rev 692

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Line No. Rev Author Line
1 684 jeremybenn
/* Wrapper for ar/ranlib/nm to pass the LTO plugin.
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   Copyright (C) 2011 Free Software Foundation, Inc.
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   Contributed by Andi Kleen.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3.  If not see
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<http://www.gnu.org/licenses/>.  */
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#include "config.h"
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#include "system.h"
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#include "libiberty.h"
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#ifndef PERSONALITY
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#error "Please set personality"
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#endif
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static const char standard_libexec_prefix[] = STANDARD_LIBEXEC_PREFIX;
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static const char standard_bin_prefix[] = STANDARD_BINDIR_PREFIX;
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static const char *const target_machine = TARGET_MACHINE;
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static const char dir_separator[] = { DIR_SEPARATOR, 0 };
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int
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main(int ac, char **av)
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{
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  const char *nprefix;
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  const char *exe_name;
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  char *plugin;
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  int k, status, err;
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  const char *err_msg;
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  const char **nargv;
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  bool is_ar = !strcmp (PERSONALITY, "ar");
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  exe_name = PERSONALITY;
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#ifdef CROSS_DIRECTORY_STRUCTURE
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  exe_name = concat (target_machine, "-", exe_name, NULL);
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#endif
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  /* Find plugin */
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  /* XXX implement more magic from gcc.c? */
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  nprefix = getenv ("GCC_EXEC_PREFIX");
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  if (!nprefix)
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    nprefix = standard_libexec_prefix;
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  nprefix = make_relative_prefix (av[0],
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                                  standard_bin_prefix,
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                                  nprefix);
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  plugin = concat (nprefix,
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                   dir_separator,
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                   DEFAULT_TARGET_MACHINE,
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                   dir_separator,
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                   DEFAULT_TARGET_VERSION,
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                   dir_separator,
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                   LTOPLUGINSONAME,
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                   NULL);
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  if (access (plugin, X_OK))
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    {
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      fprintf (stderr, "%s: Cannot find plugin %s\n", av[0], plugin);
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      exit (1);
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    }
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  /* Create new command line with plugin */
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  nargv = XCNEWVEC (const char *, ac + 4);
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  nargv[0] = exe_name;
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  nargv[1] = "--plugin";
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  nargv[2] = plugin;
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  if (is_ar && av[1] && av[1][0] != '-')
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    av[1] = concat("-", av[1], NULL);
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  for (k = 1; k < ac; k++)
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    nargv[2 + k] = av[k];
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  nargv[2 + k] = NULL;
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  /* Run utility */
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  /* ??? the const is misplaced in pex_one's argv? */
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  err_msg = pex_one (PEX_LAST|PEX_SEARCH,
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                     exe_name,
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                     CONST_CAST2 (char * const *, const char **, nargv),
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                     concat("gcc-", exe_name, NULL),
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                     NULL,NULL,  &status, &err);
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  if (err_msg)
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    fprintf(stderr, "Error running %s: %s\n", exe_name, err_msg);
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  return err;
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}

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