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1 | /* |
1 | /* |
2 | * Copyright (c) 2005 Martin Decky |
2 | * Copyright (c) 2005 Martin Decky |
3 | * Copyright (c) 2006 Josef Cejka |
3 | * Copyright (c) 2006 Josef Cejka |
4 | * All rights reserved. |
4 | * All rights reserved. |
5 | * |
5 | * |
6 | * Redistribution and use in source and binary forms, with or without |
6 | * Redistribution and use in source and binary forms, with or without |
7 | * modification, are permitted provided that the following conditions |
7 | * modification, are permitted provided that the following conditions |
8 | * are met: |
8 | * are met: |
9 | * |
9 | * |
10 | * - Redistributions of source code must retain the above copyright |
10 | * - Redistributions of source code must retain the above copyright |
11 | * notice, this list of conditions and the following disclaimer. |
11 | * notice, this list of conditions and the following disclaimer. |
12 | * - Redistributions in binary form must reproduce the above copyright |
12 | * - Redistributions in binary form must reproduce the above copyright |
13 | * notice, this list of conditions and the following disclaimer in the |
13 | * notice, this list of conditions and the following disclaimer in the |
14 | * documentation and/or other materials provided with the distribution. |
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 |
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. |
16 | * derived from this software without specific prior written permission. |
17 | * |
17 | * |
18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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 |
19 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
21 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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 |
24 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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 |
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. |
27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
28 | */ |
28 | */ |
29 | 29 | ||
30 | /** @addtogroup libc |
30 | /** @addtogroup libc |
31 | * @{ |
31 | * @{ |
32 | */ |
32 | */ |
33 | /** @file |
33 | /** @file |
34 | */ |
34 | */ |
35 | 35 | ||
36 | #ifndef LIBC_ASSERT_H_ |
36 | #ifndef LIBC_ASSERT_H_ |
37 | #define LIBC_ASSERT_H_ |
37 | #define LIBC_ASSERT_H_ |
38 | 38 | ||
39 | /** Debugging assert macro |
39 | /** Debugging assert macro |
40 | * |
40 | * |
41 | * If NDEBUG is not set, the assert() macro |
41 | * If NDEBUG is not set, the assert() macro |
42 | * evaluates expr and if it is false prints |
42 | * evaluates expr and if it is false prints |
43 | * error message and terminate program. |
43 | * error message and terminate program. |
44 | * |
44 | * |
45 | * @param expr Expression which is expected to be true. |
45 | * @param expr Expression which is expected to be true. |
46 | * |
46 | * |
47 | */ |
47 | */ |
48 | 48 | ||
49 | #include <stdio.h> |
49 | #include <stdio.h> |
50 | #include <stdlib.h> |
50 | #include <stdlib.h> |
51 | 51 | ||
52 | #ifndef NDEBUG |
52 | #ifndef NDEBUG |
53 | # define assert(expr) if (!(expr)) { printf("Assertion failed (%s) at file '%s', line %d.\n", #expr, __FILE__, __LINE__); abort();} |
53 | # define assert(expr) if (!(expr)) { printf("Assertion failed (%s) at file '%s', line %d.\n", #expr, __FILE__, __LINE__); abort();} |
54 | #else |
54 | #else |
55 | # define assert(expr) |
55 | # define assert(expr) |
56 | #endif |
56 | #endif |
57 | 57 | ||
58 | #endif |
58 | #endif |
59 | 59 | ||
60 | /** @} |
60 | /** @} |
61 | */ |
61 | */ |
62 | 62 |