[fio.git] / compiler / compiler.h

#ifndef FIO_COMPILER_H
#define FIO_COMPILER_H

#if __GNUC__ >= 4
#include "compiler-gcc4.h"
#elif __GNUC__ == 3
#include "compiler-gcc3.h"
#else
#error Compiler too old, need gcc at least gcc 3.x
#endif

#ifndef __must_check
#define __must_check
#endif

#define uninitialized_var(x) x = x

#ifndef _weak
#ifndef __CYGWIN__
#define _weak	__attribute__((weak))
#else
#define _weak
#endif
#endif

#endif
Commit	Line	Data
4fee8096 JA	1	#ifndef FIO_COMPILER_H
	2	#define FIO_COMPILER_H
	3
	4	#if __GNUC__ >= 4
	5	#include "compiler-gcc4.h"
73e07acd	6	#elif __GNUC__ == 3
4fee8096 JA	7	#include "compiler-gcc3.h"
	8	#else
	9	#error Compiler too old, need gcc at least gcc 3.x
	10	#endif
	11
993cca04 JA	12	#ifndef __must_check
	13	#define __must_check
	14	#endif
	15
f3f552b9 JA	16	#define uninitialized_var(x) x = x
f3f552b9 JA	17
c3d3178b	18	#ifndef _weak
9b836561	19	#ifndef __CYGWIN__
c3d3178b	20	#define _weak __attribute__((weak))
9b836561	21	#else
c3d3178b	22	#define _weak
9b836561	23	#endif
3b2e1464	24	#endif
ed80ddf6	25
4fee8096	26	#endif