1/* vector/gsl_check_range.h
2 *
3 * Copyright (C) 2003, 2004, 2007 Brian Gough
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 3 of the License, or (at
8 * your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 */
19
20#ifndef __GSL_CHECK_RANGE_H__
21#define __GSL_CHECK_RANGE_H__
22
23#include <stdlib.h>
24#include <gsl/gsl_types.h>
25
26#undef __BEGIN_DECLS
27#undef __END_DECLS
28#ifdef __cplusplus
29# define __BEGIN_DECLS extern "C" {
30# define __END_DECLS }
31#else
32# define __BEGIN_DECLS /* empty */
33# define __END_DECLS /* empty */
34#endif
35
36__BEGIN_DECLS
37
38GSL_VAR int gsl_check_range;
39
40/* Turn range checking on by default, unless the user defines
41 GSL_RANGE_CHECK_OFF, or defines GSL_RANGE_CHECK to 0 explicitly */
42
43#ifdef GSL_RANGE_CHECK_OFF
44# ifndef GSL_RANGE_CHECK
45# define GSL_RANGE_CHECK 0
46# else
47# error "cannot set both GSL_RANGE_CHECK and GSL_RANGE_CHECK_OFF"
48# endif
49#else
50# ifndef GSL_RANGE_CHECK
51# define GSL_RANGE_CHECK 1
52# endif
53#endif
54
55__END_DECLS
56
57#endif /* __GSL_CHECK_RANGE_H__ */
58