| 1 | /* A C macro for declaring that specific arguments must not be NULL. |
| 2 | Copyright (C) 2009-2013 Free Software Foundation, Inc. |
| 3 | |
| 4 | This program is free software: you can redistribute it and/or modify it |
| 5 | under the terms of the GNU General Public License as published |
| 6 | by the Free Software Foundation; either version 3 of the License, or |
| 7 | (at your option) any later version. |
| 8 | |
| 9 | This program is distributed in the hope that it will be useful, |
| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 | General Public License for more details. |
| 13 | |
| 14 | You should have received a copy of the GNU General Public License |
| 15 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 16 | |
| 17 | /* _GL_ARG_NONNULL((n,...,m)) tells the compiler and static analyzer tools |
| 18 | that the values passed as arguments n, ..., m must be non-NULL pointers. |
| 19 | n = 1 stands for the first argument, n = 2 for the second argument etc. */ |
| 20 | #ifndef _GL_ARG_NONNULL |
| 21 | # if (__GNUC__ == 3 && __GNUC_MINOR__ >= 3) || __GNUC__ > 3 |
| 22 | # define _GL_ARG_NONNULL(params) __attribute__ ((__nonnull__ params)) |
| 23 | # else |
| 24 | # define _GL_ARG_NONNULL(params) |
| 25 | # endif |
| 26 | #endif |