code: 9ferno

ref: 235f7a8b7ddec20656b0898551e2d7ffba2a1b8a
dir: /libkern/strncmp.c/

View raw version
#include <lib9.h>

int
strncmp(char *s1, char *s2, long n)
{
	unsigned c1, c2;

	while(n > 0) {
		c1 = *s1++;
		c2 = *s2++;
		n--;
		if(c1 != c2) {
			if(c1 > c2)
				return 1;
			return -1;
		}
		if(c1 == 0)
			break;
	}
	return 0;
}