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authorBernhard Reutner-Fischer2006-05-26 13:13:11 +0000
committerBernhard Reutner-Fischer2006-05-26 13:13:11 +0000
commit6d0dbeb55017985fa5d476b99427f7bf525e9a14 (patch)
tree19aaa311fcff895b2d4aad26b0c8eb77cf65b020 /archival/libunarchive/rangecoder.h
parente00fc16aaa0c1adb27bca40a9871b165c3ca3fb7 (diff)
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- use ATTRIBUTE_ALWAYS_INLINE if requested
- use shorter boilerplate while at it
Diffstat (limited to 'archival/libunarchive/rangecoder.h')
-rw-r--r--archival/libunarchive/rangecoder.h43
1 files changed, 6 insertions, 37 deletions
diff --git a/archival/libunarchive/rangecoder.h b/archival/libunarchive/rangecoder.h
index 43f7522..e43ec39 100644
--- a/archival/libunarchive/rangecoder.h
+++ b/archival/libunarchive/rangecoder.h
@@ -1,39 +1,8 @@
-/*
- * Small range coder implementation for lzma.
- * Copyright (C) 2006 Aurelien Jacobs <aurel@gnuage.org>
- *
- * Based on LzmaDecode.c from the LZMA SDK 4.22 (http://www.7-zip.org/)
- * Copyright (c) 1999-2005 Igor Pavlov
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include <stdint.h>
#include "libbb.h"
-#ifndef always_inline
-# if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR__ >0)
-# define always_inline __attribute__((always_inline)) inline
-# else
-# define always_inline inline
-# endif
-#endif
-
#ifdef CONFIG_FEATURE_LZMA_FAST
-# define speed_inline always_inline
+# define speed_inline ATTRIBUTE_ALWAYS_INLINE
#else
# define speed_inline
#endif
@@ -67,7 +36,7 @@ static void rc_read(rc_t * rc)
}
/* Called once */
-static always_inline void rc_init(rc_t * rc, int fd, int buffer_size)
+static ATTRIBUTE_ALWAYS_INLINE void rc_init(rc_t * rc, int fd, int buffer_size)
{
int i;
@@ -87,7 +56,7 @@ static always_inline void rc_init(rc_t * rc, int fd, int buffer_size)
}
/* Called once. TODO: bb_maybe_free() */
-static always_inline void rc_free(rc_t * rc)
+static ATTRIBUTE_ALWAYS_INLINE void rc_free(rc_t * rc)
{
if (ENABLE_FEATURE_CLEAN_UP)
free(rc->buffer);
@@ -101,7 +70,7 @@ static void rc_do_normalize(rc_t * rc)
rc->range <<= 8;
rc->code = (rc->code << 8) | *rc->ptr++;
}
-static always_inline void rc_normalize(rc_t * rc)
+static ATTRIBUTE_ALWAYS_INLINE void rc_normalize(rc_t * rc)
{
if (rc->range < (1 << RC_TOP_BITS)) {
rc_do_normalize(rc);
@@ -118,7 +87,7 @@ static speed_inline uint32_t rc_is_bit_0_helper(rc_t * rc, uint16_t * p)
rc->bound = *p * (rc->range >> RC_MODEL_TOTAL_BITS);
return rc->bound;
}
-static always_inline int rc_is_bit_0(rc_t * rc, uint16_t * p)
+static ATTRIBUTE_ALWAYS_INLINE int rc_is_bit_0(rc_t * rc, uint16_t * p)
{
uint32_t t = rc_is_bit_0_helper(rc, p);
return rc->code < t;
@@ -152,7 +121,7 @@ static int rc_get_bit(rc_t * rc, uint16_t * p, int *symbol)
}
/* Called once */
-static always_inline int rc_direct_bit(rc_t * rc)
+static ATTRIBUTE_ALWAYS_INLINE int rc_direct_bit(rc_t * rc)
{
rc_normalize(rc);
rc->range >>= 1;