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arg-nonnull.h
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1 /* _GL_ARG_NONNULL((n,...,m)) tells the compiler and static analyzer tools
2 that the values passed as arguments n, ..., m must be non-NULL pointers.
3 n = 1 stands for the first argument, n = 2 for the second argument etc. */
4 #ifndef _GL_ARG_NONNULL
5 # if (__GNUC__ == 3 && __GNUC_MINOR__ >= 3) || __GNUC__ > 3
6 # define _GL_ARG_NONNULL(params) __attribute__ ((__nonnull__ params))
7 # else
8 # define _GL_ARG_NONNULL(params)
9 # endif
10 #endif