Files
shadow/lib/attr.h
Pablo Saavedra 5d5d212764 lib/, src/: Rename 'unused' macro as 'MAYBE_UNUSED'
Related-To: https://github.com/shadow-maint/shadow/issues/918

Suggested-by: Alejandro Colomar <alx@kernel.org>
Signed-off-by: Pablo Saavedra <psaavedra@igalia.com>
2024-01-30 16:19:56 +01:00

34 lines
836 B
C

#ifndef SHADOW_INCLUDE_LIB_ATTR_H_
#define SHADOW_INCLUDE_LIB_ATTR_H_
#include "config.h"
#if defined(__GNUC__)
# define MAYBE_UNUSED __attribute__((unused))
# define NORETURN __attribute__((__noreturn__))
# define format_attr(type, fmt, va) __attribute__((format(type, fmt, va)))
# define ATTR_ACCESS(...) __attribute__((access(__VA_ARGS__)))
#else
# define MAYBE_UNUSED
# define NORETURN
# define format_attr(type, fmt, va)
# define ATTR_ACCESS(...)
#endif
#if (__GNUC__ >= 11) && !defined(__clang__)
# define ATTR_MALLOC(deallocator) [[gnu::malloc(deallocator)]]
#else
# define ATTR_MALLOC(deallocator)
#endif
#if (__GNUC__ >= 14)
# define ATTR_STRING(...) [[gnu::null_terminated_string_arg(__VA_ARGS__)]]
#else
# define ATTR_STRING(...)
#endif
#endif // include guard