From b7b38fb28abbf1c6e308fede822cf3222c9c2ac2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?M=C3=A5ns=20Rullg=C3=A5rd?= <mans@mansr.com>
Date: Fri, 18 Jul 2008 01:18:59 +0000
Subject: [PATCH] intreadwrite: support DEC compiler __unaligned type qualifier
Originally committed as revision 14275 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
libavutil/intreadwrite.h | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/libavutil/intreadwrite.h b/libavutil/intreadwrite.h
index 3269f2803cf..72ad5b3af3d 100644
--- a/libavutil/intreadwrite.h
+++ b/libavutil/intreadwrite.h
@@ -37,7 +37,17 @@ struct unaligned_16 { uint16_t l; } __attribute__((packed));
#define AV_WN32(a, b) (((struct unaligned_32 *) (a))->l) = (b)
#define AV_WN64(a, b) (((struct unaligned_64 *) (a))->l) = (b)
-#else /* __GNUC__ */
+#elif defined(__DECC)
+
+#define AV_RN16(a) (*((const __unaligned uint16_t*)(a)))
+#define AV_RN32(a) (*((const __unaligned uint32_t*)(a)))
+#define AV_RN64(a) (*((const __unaligned uint64_t*)(a)))
+
+#define AV_WN16(a, b) *((__unaligned uint16_t*)(a)) = (b)
+#define AV_WN32(a, b) *((__unaligned uint32_t*)(a)) = (b)
+#define AV_WN64(a, b) *((__unaligned uint64_t*)(a)) = (b)
+
+#else
#define AV_RN16(a) (*((const uint16_t*)(a)))
#define AV_RN32(a) (*((const uint32_t*)(a)))
--
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