strchrnul.c File Reference

#include "strchrnul.h"
#include <limits.h>
#include <stdint.h>
#include <string.h>

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Macros
#define	ALIGN   (sizeof(size_t))
#define	ONES   ((size_t)-1 / UCHAR_MAX)
#define	HIGHS   (ONES * (UCHAR_MAX / 2 + 1))
#define	HASZERO(x)   ((x)-ONES & ~(x)&HIGHS)

Functions
char *	__strchrnul (const char *s, int c)

Macro Definition Documentation

ALIGN

#define ALIGN   (sizeof(size_t))

HASZERO

#define HASZERO

(

x

)

((x)-ONES & ~(x)&HIGHS)

HIGHS

#define HIGHS   (ONES * (UCHAR_MAX / 2 + 1))

ONES

#define ONES   ((size_t)-1 / UCHAR_MAX)

Function Documentation

__strchrnul()

char* __strchrnul	(	const char *	s,
		int	c
	)

References ALIGN, HASZERO, k, ONES, s, strlen(), and w.

Referenced by strchr(), and strcspn().

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