new copyright; att/bsd/shared

[unix-history] / usr / src / lib / libc / string / strlen.c

/*-
 * Copyright (c) 1990 The Regents of the University of California.
 * All rights reserved.
 *
 * %sccs.include.redist.c%
 */

#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)strlen.c	5.5 (Berkeley) %G%";
#endif /* LIBC_SCCS and not lint */

#include <sys/cdefs.h>
#include <string.h>

size_t
strlen(str)
	const char *str;
{
	register const char *s;

	for (s = str; *s; ++s);
	return(s - str);
}