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Use AV_GCC_VERSION_AT_LEAST() to simplify gcc version checks. 

Originally committed as revision 16246 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Carl Eugen Hoyos 2008-12-20 17:33:35 +00:00
parent 541e8f3bec
commit 52476c1bee
3 changed files with 15 additions and 10 deletions
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14
libavutil/common.h
View File

@ -41,8 +41,10 @@
# include <math.h>
#endif /* HAVE_AV_CONFIG_H */
#define AV_GCC_VERSION_AT_LEAST(x,y) (defined(__GNUC__) && (__GNUC__ > x || __GNUC__ == x && __GNUC_MINOR__ >= y))
#ifndef av_always_inline
#if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR__ > 0)
#if AV_GCC_VERSION_AT_LEAST(3,1)
# define av_always_inline __attribute__((always_inline)) inline
#else
# define av_always_inline inline
@ -50,7 +52,7 @@
#endif
#ifndef av_noinline
#if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR__ > 0)
#if AV_GCC_VERSION_AT_LEAST(3,1)
# define av_noinline __attribute__((noinline))
#else
# define av_noinline
@ -58,7 +60,7 @@
#endif
#ifndef av_pure
#if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR__ > 0)
#if AV_GCC_VERSION_AT_LEAST(3,1)
# define av_pure __attribute__((pure))
#else
# define av_pure
@ -66,7 +68,7 @@
#endif
#ifndef av_const
#if defined(__GNUC__) && (__GNUC__ > 2 || __GNUC__ == 2 && __GNUC_MINOR__ > 5)
#if AV_GCC_VERSION_AT_LEAST(2,6)
# define av_const __attribute__((const))
#else
# define av_const
@ -74,7 +76,7 @@
#endif
#ifndef av_cold
#if defined(__GNUC__) && (__GNUC__ > 4 || __GNUC__ == 4 && __GNUC_MINOR__ > 2)
#if AV_GCC_VERSION_AT_LEAST(4,3)
# define av_cold __attribute__((cold))
#else
# define av_cold
@ -86,7 +88,7 @@
#endif /* HAVE_AV_CONFIG_H */
#ifndef attribute_deprecated
#if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR__ > 0)
#if AV_GCC_VERSION_AT_LEAST(3,1)
# define attribute_deprecated __attribute__((deprecated))
#else
# define attribute_deprecated

5
libavutil/internal.h
View File

@ -33,9 +33,10 @@
#include <stdint.h>
#include <stddef.h>
#include <assert.h>
#include "common.h"
#ifndef attribute_align_arg
#if defined(__GNUC__) && (__GNUC__ > 4 || __GNUC__ == 4 && __GNUC_MINOR__>1)
#if AV_GCC_VERSION_AT_LEAST(4,2)
# define attribute_align_arg __attribute__((force_align_arg_pointer))
#else
# define attribute_align_arg
@ -43,7 +44,7 @@
#endif
#ifndef attribute_used
#if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR__ > 0)
#if AV_GCC_VERSION_AT_LEAST(3,1)
# define attribute_used __attribute__((used))
#else
# define attribute_used

6
libavutil/mem.h
View File

@ -26,6 +26,8 @@
#ifndef AVUTIL_MEM_H
#define AVUTIL_MEM_H
#include "common.h"
#if defined(__ICC) || defined(__SUNPRO_C)
#define DECLARE_ALIGNED(n,t,v) t v __attribute__ ((aligned (n)))
#define DECLARE_ASM_CONST(n,t,v) const t __attribute__ ((aligned (n))) v
@ -42,13 +44,13 @@
#define DECLARE_ASM_CONST(n,t,v) static const t v
#endif
#if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR__ > 0)
#if AV_GCC_VERSION_AT_LEAST(3,1)
#define av_malloc_attrib __attribute__((__malloc__))
#else
#define av_malloc_attrib
#endif
#if defined(__GNUC__) && (__GNUC__ > 4 || __GNUC__ == 4 && __GNUC_MINOR__ > 2)
#if AV_GCC_VERSION_AT_LEAST(4,3)
#define av_alloc_size(n) __attribute__((alloc_size(n)))
#else
#define av_alloc_size(n)