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comparison fixincludes/fixopts.c @ 0:a06113de4d67

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first commit
author kent <kent@cr.ie.u-ryukyu.ac.jp>
date Fri, 17 Jul 2009 14:47:48 +0900
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children 04ced10e8804
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-1:000000000000 0:a06113de4d67
1 /* Handle options that are passed from environment variables.
2
3 Copyright (C) 2004, 2009 Free Software Foundation, Inc.
4
5 This file is part of GCC.
6
7 GCC is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3, or (at your option)
10 any later version.
11
12 GCC is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with GCC; see the file COPYING3. If not see
19 <http://www.gnu.org/licenses/>. */
20
21 #include "fixlib.h"
22
23 #define _ENV_(v,m,n,t) tCC* v = NULL;
24 ENV_TABLE
25 #undef _ENV_
26
27 void
28 initialize_opts (void)
29 {
30 static const char var_not_found[] =
31 #ifndef __STDC__
32 "fixincl ERROR: %s environment variable not defined\n"
33 #else
34 "fixincl ERROR: %s environment variable not defined\n"
35 "each of these must be defined:\n"
36 # define _ENV_(vv,mm,nn,tt) "\t" nn " - " tt "\n"
37 ENV_TABLE
38 # undef _ENV_
39 #endif
40 ;
41
42 #define _ENV_(v,m,n,t) { tSCC var[] = n; \
43 v = getenv (var); if (m && (v == NULL)) { \
44 fprintf (stderr, var_not_found, var); \
45 exit (EXIT_FAILURE); } }
46
47 ENV_TABLE
48
49 #undef _ENV_
50 }