diff options
Diffstat (limited to 'fixincludes/fixopts.c')
-rw-r--r-- | fixincludes/fixopts.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/fixincludes/fixopts.c b/fixincludes/fixopts.c new file mode 100644 index 00000000000..55a85e9b6f4 --- /dev/null +++ b/fixincludes/fixopts.c @@ -0,0 +1,51 @@ +/* Handle options that are passed from environment variables. + + Copyright (C) 2004 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 2, 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 COPYING. If not, write to +the Free Software Foundation, 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include "fixlib.h" + +#define _ENV_(v,m,n,t) tCC* v = NULL; +ENV_TABLE +#undef _ENV_ + +void +initialize_opts () +{ + 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_ +} |