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/* Handle options that are passed from environment variables.
 
   Copyright (C) 2004, 2009 Free Software Foundation, Inc.
 
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 "fixlib.h"
 
#define _ENV_(v,m,n,t)   tCC* v = NULL;
ENV_TABLE
#undef _ENV_
 
void
initialize_opts (void)
{
  static const char var_not_found[] =
#ifndef __STDC__
    "fixincl ERROR:  %s environment variable not defined\n"
#else
    "fixincl ERROR:  %s environment variable not defined\n"
    "each of these must be defined:\n"
# define _ENV_(vv,mm,nn,tt) "\t" nn "  - " tt "\n"
  ENV_TABLE
# undef _ENV_
#endif
    ;
 
#define _ENV_(v,m,n,t)   { tSCC var[] = n;  \
  v = getenv (var); if (m && (v == NULL)) { \
  fprintf (stderr, var_not_found, var);     \
  exit (EXIT_FAILURE); } }
 
ENV_TABLE
 
#undef _ENV_
}