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1 /* A C macro for declaring that specific arguments must not be NULL. | 1 /* A C macro for declaring that specific arguments must not be NULL. |
2 Copyright (C) 2009, 2010, 2011 Free Software Foundation, Inc. | 2 Copyright (C) 2009-2012 Free Software Foundation, Inc. |
3 | 3 |
4 This program is free software: you can redistribute it and/or modify it | 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 | 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 | 6 by the Free Software Foundation; either version 3 of the License, or |
7 (at your option) any later version. | 7 (at your option) any later version. |
8 | 8 |
9 This program is distributed in the hope that it will be useful, | 9 This program is distributed in the hope that it will be useful, |
10 but WITHOUT ANY WARRANTY; without even the implied warranty of | 10 but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 Lesser General Public License for more details. | 12 General Public License for more details. |
13 | 13 |
14 You should have received a copy of the GNU General Public License | 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/>. */ | 15 along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
16 | 16 |
17 /* _GL_ARG_NONNULL((n,...,m)) tells the compiler and static analyzer tools | 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. | 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. */ | 19 n = 1 stands for the first argument, n = 2 for the second argument etc. */ |
20 #ifndef _GL_ARG_NONNULL | 20 #ifndef _GL_ARG_NONNULL |
21 # if (__GNUC__ == 3 && __GNUC_MINOR__ >= 3) || __GNUC__ > 3 | 21 # if (__GNUC__ == 3 && __GNUC_MINOR__ >= 3) || __GNUC__ > 3 |
22 # define _GL_ARG_NONNULL(params) __attribute__ ((__nonnull__ params)) | 22 # define _GL_ARG_NONNULL(params) __attribute__ ((__nonnull__ params)) |
23 # else | 23 # else |
24 # define _GL_ARG_NONNULL(params) | 24 # define _GL_ARG_NONNULL(params) |
25 # endif | 25 # endif |
26 #endif | 26 #endif |
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