2
* Copyright (c) 2005 Martin Decky
3
* Copyright (c) 2006 Josef Cejka
6
* Redistribution and use in source and binary forms, with or without
7
* modification, are permitted provided that the following conditions
10
* - Redistributions of source code must retain the above copyright
11
* notice, this list of conditions and the following disclaimer.
12
* - Redistributions in binary form must reproduce the above copyright
13
* notice, this list of conditions and the following disclaimer in the
14
* documentation and/or other materials provided with the distribution.
15
* - The name of the author may not be used to endorse or promote products
16
* derived from this software without specific prior written permission.
18
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36
#ifndef LIBC_ASSERT_H_
37
#define LIBC_ASSERT_H_
39
/** Debugging assert macro
41
* If NDEBUG is not set, the assert() macro
42
* evaluates expr and if it is false prints
43
* error message and terminate program.
45
* @param expr Expression which is expected to be true.
53
# define assert(expr) if (!(expr)) { printf("Assertion failed (%s) at file '%s', line %d.\n", #expr, __FILE__, __LINE__); abort();}