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add CLAMP macro

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/lennart@1876 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2007-09-21 00:14:20 +00:00
parent e205bb2555
commit 29d25ec8d9
1 changed files with 5 additions and 1 deletions
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6
src/pulsecore/macro.h
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@ -28,7 +28,7 @@
#include <unistd.h>
#include <assert.h>
#include <limits.h>
#include <unistd.h>
#include <unistd.h>
#include <pulsecore/log.h>
@ -72,6 +72,10 @@ static inline size_t pa_page_align(size_t l) {
#define MIN(a, b) ((a) < (b) ? (a) : (b))
#endif
#ifndef CLAMP
#define CLAMP(x, low, high) (((x) > (high)) ? (high) : (((x) < (low)) ? (low) : (x)))
#endif
/* This type is not intended to be used in exported APIs! Use classic "int" there! */
#ifdef HAVE_STD_BOOL
typedef _Bool pa_bool_t;