1 /* $NetBSD: assert.h,v 1.1.1.1 2016/01/13 18:41:48 christos Exp $ */
2
3 // -*- C++ -*-
4 /* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc.
5 Written by James Clark (jjc@jclark.com)
6
7 This file is part of groff.
8
9 groff is free software; you can redistribute it and/or modify it under
10 the terms of the GNU General Public License as published by the Free
11 Software Foundation; either version 2, or (at your option) any later
12 version.
13
14 groff is distributed in the hope that it will be useful, but WITHOUT ANY
15 WARRANTY; without even the implied warranty of MERCHANTABILITY or
16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17 for more details.
18
19 You should have received a copy of the GNU General Public License along
20 with groff; see the file COPYING. If not, write to the Free Software
21 Foundation, 51 Franklin St - Fifth Floor, Boston, MA 02110-1301, USA. */
22
23 #ifndef ASSERT_H
24 #define ASSERT_H
25
26 void assertion_failed(int, const char *);
27
do_assert(int expr,int line,const char * file)28 inline void do_assert(int expr, int line, const char *file)
29 {
30 if (!expr)
31 assertion_failed(line, file);
32 }
33 #endif /* ASSERT_H */
34
35 #undef assert
36
37 #ifdef NDEBUG
38 #define assert(ignore) /* as nothing */
39 #else
40 #define assert(expr) do_assert(expr, __LINE__, __FILE__)
41 #endif
42