xref: /csrg-svn/lib/libc/string/bcmp.c (revision 61193)
130423Smckusick /*
2*61193Sbostic  * Copyright (c) 1987, 1993
3*61193Sbostic  *	The Regents of the University of California.  All rights reserved.
435110Sbostic  *
542635Sbostic  * %sccs.include.redist.c%
630423Smckusick  */
730423Smckusick 
830423Smckusick #if defined(LIBC_SCCS) && !defined(lint)
9*61193Sbostic static char sccsid[] = "@(#)bcmp.c	8.1 (Berkeley) 06/04/93";
1035110Sbostic #endif /* LIBC_SCCS and not lint */
1130423Smckusick 
1242144Sbostic #include <string.h>
1342144Sbostic 
1430423Smckusick /*
1530423Smckusick  * bcmp -- vax cmpc3 instruction
1630423Smckusick  */
1756416Sbostic int
bcmp(b1,b2,length)1830423Smckusick bcmp(b1, b2, length)
1946613Sbostic 	const void *b1, *b2;
2042144Sbostic 	register size_t length;
2130423Smckusick {
2246613Sbostic 	register char *p1, *p2;
2330423Smckusick 
2430423Smckusick 	if (length == 0)
2542144Sbostic 		return(0);
2646613Sbostic 	p1 = (char *)b1;
2746613Sbostic 	p2 = (char *)b2;
2830423Smckusick 	do
2946613Sbostic 		if (*p1++ != *p2++)
3030423Smckusick 			break;
3130423Smckusick 	while (--length);
3230423Smckusick 	return(length);
3330423Smckusick }
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