https://github.com/torvalds/linux
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Tip revision: 949db153b6466c6f7cad5a427ecea94985927311 authored by Linus Torvalds on 25 January 2013, 19:57:28 UTC
Linux 3.8-rc5
Tip revision: 949db15
types.h
#ifndef _TYPES_H_
#define _TYPES_H_

#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))

typedef unsigned char		u8;
typedef unsigned short		u16;
typedef unsigned int		u32;
typedef unsigned long long	u64;
typedef signed char		s8;
typedef short			s16;
typedef int			s32;
typedef long long		s64;

#define min(x,y) ({ \
	typeof(x) _x = (x);	\
	typeof(y) _y = (y);	\
	(void) (&_x == &_y);	\
	_x < _y ? _x : _y; })

#define max(x,y) ({ \
	typeof(x) _x = (x);	\
	typeof(y) _y = (y);	\
	(void) (&_x == &_y);	\
	_x > _y ? _x : _y; })

#endif /* _TYPES_H_ */
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