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1 /* A C macro for declaring that specific arguments must not be NULL. | |
2 Copyright (C) 2009, 2010, 2011 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 Lesser 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 | |
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