1 | /* Run-time assert-like macros. |
2 | |
3 | Copyright (C) 2014-2019 Free Software Foundation, Inc. |
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 |
8 | (at your option) any later version. |
9 | |
10 | This program is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
13 | GNU 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, see <https://www.gnu.org/licenses/>. */ |
17 | |
18 | /* Written by Paul Eggert. */ |
19 | |
20 | #ifndef _GL_ASSURE_H |
21 | #define _GL_ASSURE_H |
22 | |
23 | #include <assert.h> |
24 | |
25 | /* Check E's value at runtime, and report an error and abort if not. |
26 | However, do nothing if NDEBUG is defined. |
27 | |
28 | Unlike standard 'assert', this macro always compiles E even when NDEBUG |
29 | is defined, so as to catch typos and avoid some GCC warnings. */ |
30 | |
31 | #ifdef NDEBUG |
32 | # define assure(E) ((void) (0 && (E))) |
33 | #else |
34 | # define assure(E) assert (E) |
35 | #endif |
36 | |
37 | #endif |
38 | |