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macros.h
Go to the documentation of this file.
/* SPDX-License-Identifier: Zlib */
#ifndef GIRARA_MACROS_H
#define GIRARA_MACROS_H
#ifndef __has_attribute
#define __has_attribute(x) 0
#endif
#ifndef __has_builtin
#define __has_builtin(x) 0
#endif
#if defined(__GNUC__) && defined(__GNUC_MINOR__)
#define GIRARA_GNUC_CHECK(maj, min) (((__GNUC__ << 20) + (__GNUC_MINOR__ << 10)) >= (((maj) << 20) + ((min) << 10)))
#else
#define GIRARA_GNUC_CHECK(maj, min) 0
#endif
#ifndef GIRARA_PRINTF
#if GIRARA_GNUC_CHECK(2, 5) || defined(__clang__)
#define GIRARA_PRINTF(format_idx, arg_idx) __attribute__((__format__(__printf__, format_idx, arg_idx)))
#else
#define GIRARA_PRINTF(format_idx, arg_idx)
#endif
#endif
#ifndef GIRARA_UNUSED
#if defined(__GNUC__) || defined(__clang__)
#define GIRARA_UNUSED(x) UNUSED_##x __attribute__((unused))
#elif defined(__LCLINT__)
#define GIRARA_UNUSED(x) /*@unused@*/ x
#else
#define GIRARA_UNUSED(x) x
#endif
#endif
#ifndef GIRARA_HIDDEN
#if GIRARA_GNUC_CHECK(4, 0) || __has_attribute(visibility)
#define GIRARA_HIDDEN __attribute__((visibility("hidden")))
#elif defined(__SUNPRO_C)
#define GIRARA_HIDDEN __hidden
#else
#define GIRARA_HIDDEN
#endif
#endif
#ifndef GIRARA_VISIBLE
#if GIRARA_GNUC_CHECK(4, 0) || __has_attribute(visibility)
#define GIRARA_VISIBLE __attribute__((visibility("default")))
#else
#define GIRARA_VISIBLE
#endif
#endif
#ifndef GIRARA_DEPRECATED
#if defined(__GNUC__) || __has_attribute(deprecated)
#define GIRARA_DEPRECATED(x) x __attribute__((deprecated))
#define GIRARA_DEPRECATED_ __attribute__((deprecated))
#else
#define GIRARA_DEPRECATED(x) x
#define GIRARA_DEPRECATED_
#endif
#endif
#ifndef GIRARA_ALLOC_SIZE
#if (!defined(__clang__) && GIRARA_GNUC_CHECK(4, 3)) || (defined(__clang__) && __has_attribute(__alloc_size__))
#define GIRARA_ALLOC_SIZE(...) __attribute__((alloc_size(__VA_ARGS__)))
#else
#define GIRARA_ALLOC_SIZE(x)
#endif
#endif
#ifndef GIRARA_DO_PRAGMA
#if defined(__GNUC__) || defined(__clang__)
#define GIRARA_DO_PRAGMA(x) _Pragma(#x)
#else
#define GIRARA_DO_PRAGMA(x)
#endif
#endif
#ifndef GIRARA_IGNORE_DEPRECATED
#define GIRARA_IGNORE_DEPRECATED \
GIRARA_DO_PRAGMA(GCC diagnostic push) \
GIRARA_DO_PRAGMA(GCC diagnostic ignored "-Wdeprecated-declarations")
#endif
#ifndef GIRARA_UNIGNORE
#define GIRARA_UNIGNORE GIRARA_DO_PRAGMA(GCC diagnostic pop)
#endif
#endif