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add PA_CLAMP_LIKELY and PA_CLAMP_UNLIKELY macros

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@2033 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2007-11-09 01:29:50 +00:00
parent c8cdb06135
commit cb66762d6d
1 changed files with 5 additions and 1 deletions
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6
src/pulsecore/macro.h
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@ -31,6 +31,7 @@
#include <unistd.h>
#include <pulsecore/log.h>
#include <pulsecore/gccmacro.h>
#ifndef PACKAGE
#error "Please include config.h before including this file!"
@ -73,9 +74,12 @@ static inline size_t pa_page_align(size_t l) {
#endif
#ifndef CLAMP
#define CLAMP(x, low, high) (((x) > (high)) ? (high) : (((x) < (low)) ? (low) : (x)))
#define CLAMP(x, low, high) (((x) > (high)) ? (high) : (((x) < (low)) ? (low) : (x)))
#endif
#define PA_CLAMP_LIKELY(x, low, high) (PA_LIKELY((x) > (high)) ? (high) : PA_LIKELY(((x) < (low)) ? (low) : (x)))
#define PA_CLAMP_UNLIKELY(x, low, high) (PA_UNLIKELY((x) > (high)) ? (high) : PA_UNLIKELY(((x) < (low)) ? (low) : (x)))
/* This type is not intended to be used in exported APIs! Use classic "int" there! */
#ifdef HAVE_STD_BOOL
typedef _Bool pa_bool_t;