/* _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_MINOR__ >= 3) || __GNUC__ > 3 | |
# define _GL_ARG_NONNULL(params) __attribute__ ((__nonnull__ params)) | |
# else | |
# define _GL_ARG_NONNULL(params) | |
# endif | |
#endif |