ack/lang/cem/libcc.ansi/core/string/memcmp.c

/*
 * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
 * See the copyright notice in the ACK home directory, in the file "Copyright".
 */
/* $Id$ */

#include <string.h>

int memcmp(const void* s1, const void* s2, size_t n)
{
	register const unsigned char *p1 = s1, *p2 = s2;

	if (n)
	{
		n++;
		while (--n > 0)
		{
			if (*p1++ == *p2++)
				continue;
			return *--p1 - *--p2;
		}
	}
	return 0;
}