git: 9front

ref: c723aaccf5a4a24c622d4308dc0d4d90c751c2d0
dir: /sys/src/libc/port/strchr.c/

View raw version 
#include <u.h>
#include <libc.h>

char*
strchr(char *s, int c)
{
	char c0 = c;
	char c1;

	if(c == 0) {
		while(*s++)
			;
		return s-1;
	}

	while(c1 = *s++)
		if(c1 == c0)
			return s-1;
	return 0;
}