utils.h

来自「php绿色服务器,让大家试用greenamp」· C头文件 代码 · 共 23 行

/* utility definitions */
#ifndef _POSIX2_RE_DUP_MAX
#define _POSIX2_RE_DUP_MAX   255
#endif

#define	DUPMAX		_POSIX2_RE_DUP_MAX	/* xxx is this right? */
#define	INFINITY	(DUPMAX + 1)
#define	NC		(CHAR_MAX - CHAR_MIN + 1)
typedef unsigned char uch;

/* switch off assertions (if not already off) if no REDEBUG */
#ifndef REDEBUG
#ifndef NDEBUG
#define	NDEBUG	/* no assertions please */
#endif
#endif
#include <assert.h>

/* for old systems with bcopy() but no memmove() */
#ifdef USEBCOPY
#define	memmove(d, s, c)	bcopy(s, d, c)
#endif