27 lines
1.2 KiB
C
27 lines
1.2 KiB
C
/* A C macro for declaring that specific arguments must not be NULL.
|
|
Copyright (C) 2009-2023 Free Software Foundation, Inc.
|
|
|
|
This program is free software: you can redistribute it and/or modify it
|
|
under the terms of the GNU Lesser General Public License as published
|
|
by the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public License
|
|
along with this program. If not, see <https://www.gnu.org/licenses/>. */
|
|
|
|
/* _GL_ARG_NONNULL((n,...,m)) tells the compiler and static analyzer tools
|
|
that the values passed as arguments n, ..., m must be non-NULL pointers.
|
|
n = 1 stands for the first argument, n = 2 for the second argument etc. */
|
|
#ifndef _GL_ARG_NONNULL
|
|
# if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 3) || defined __clang__
|
|
# define _GL_ARG_NONNULL(params) __attribute__ ((__nonnull__ params))
|
|
# else
|
|
# define _GL_ARG_NONNULL(params)
|
|
# endif
|
|
#endif
|