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authorCarl Eugen Hoyos <cehoyos@rainbow.studorg.tuwien.ac.at>2008-12-20 17:33:35 +0000
committerCarl Eugen Hoyos <cehoyos@rainbow.studorg.tuwien.ac.at>2008-12-20 17:33:35 +0000
commit52476c1beeafbb31e3277e950ec175444ece05af (patch)
treeb562f8925e9611e837f7eed9921d98e2fcbc49d0 /libavutil
parent541e8f3beccbe806599e9af4902d1e68b4367b80 (diff)
Use AV_GCC_VERSION_AT_LEAST() to simplify gcc version checks.
Originally committed as revision 16246 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavutil')
-rw-r--r--libavutil/common.h14
-rw-r--r--libavutil/internal.h5
-rw-r--r--libavutil/mem.h6
3 files changed, 15 insertions, 10 deletions
diff --git a/libavutil/common.h b/libavutil/common.h
index cd43abd065..83ced2d6fd 100644
--- a/libavutil/common.h
+++ b/libavutil/common.h
@@ -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
diff --git a/libavutil/internal.h b/libavutil/internal.h
index 535791a523..9d029dd97a 100644
--- a/libavutil/internal.h
+++ b/libavutil/internal.h
@@ -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
diff --git a/libavutil/mem.h b/libavutil/mem.h
index a02c7e150e..cfe7c53c58 100644
--- a/libavutil/mem.h
+++ b/libavutil/mem.h
@@ -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)