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fix linker warning macro code, move pa_strnull() to core-util.h, move PA_LIKELY definitions here from gccmacro.h

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/glitch-free@2248 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2008-04-11 16:35:31 +00:00
parent d0ebb71eed
commit 50d585e458
1 changed files with 15 additions and 9 deletions
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24
src/pulsecore/macro.h
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@ -33,12 +33,22 @@
#include <stdlib.h>
#include <pulsecore/log.h>
#include <pulsecore/gccmacro.h>
#include <pulse/gccmacro.h>
#ifndef PACKAGE
#error "Please include config.h before including this file!"
#endif
#ifndef PA_LIKELY
#ifdef __GNUC__
#define PA_LIKELY(x) (__builtin_expect(!!(x),1))
#define PA_UNLIKELY(x) (__builtin_expect((x),0))
#else
#define PA_LIKELY(x) (x)
#define PA_UNLIKELY(x) (x)
#endif
#endif
#if defined(PAGE_SIZE)
#define PA_PAGE_SIZE ((size_t) PAGE_SIZE)
#elif defined(PAGESIZE)
@ -200,20 +210,16 @@ typedef int pa_bool_t;
#define PA_PATH_SEP_CHAR '/'
#endif
static inline const char *pa_strnull(const char *x) {
return x ? x : "(null)";
}
#ifdef __GNUC__
#define PA_WARN_REFERENCE(sym,msg) \
__asm__(".section .gnu.warning.sym"); \
__asm__(".asciz \"msg\""); \
#define PA_WARN_REFERENCE(sym, msg) \
__asm__(".section .gnu.warning." #sym); \
__asm__(".asciz \"" msg "\""); \
__asm__(".previous")
#else
#define PA_WARN_REFERENCE(sym,msg)
#define PA_WARN_REFERENCE(sym, msg)
#endif