xref: /csrg-svn/lib/libc/string/strlen.c (revision 35092)
11986Swnj /*
2*35092Sbostic  * Copyright (c) 1988 Regents of the University of California.
3*35092Sbostic  * All rights reserved.
4*35092Sbostic  *
5*35092Sbostic  * Redistribution and use in source and binary forms are permitted
6*35092Sbostic  * provided that the above copyright notice and this paragraph are
7*35092Sbostic  * duplicated in all such forms and that any documentation,
8*35092Sbostic  * advertising materials, and other materials related to such
9*35092Sbostic  * distribution and use acknowledge that the software was developed
10*35092Sbostic  * by the University of California, Berkeley.  The name of the
11*35092Sbostic  * University may not be used to endorse or promote products derived
12*35092Sbostic  * from this software without specific prior written permission.
13*35092Sbostic  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
14*35092Sbostic  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
15*35092Sbostic  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
161986Swnj  */
171986Swnj 
18*35092Sbostic #if defined(LIBC_SCCS) && !defined(lint)
19*35092Sbostic static char sccsid[] = "@(#)strlen.c	5.3 (Berkeley) 07/18/88";
20*35092Sbostic #endif /* LIBC_SCCS and not lint */
21*35092Sbostic 
22*35092Sbostic strlen(str)
23*35092Sbostic 	register char *str;
241986Swnj {
25*35092Sbostic 	register int cnt;
261986Swnj 
27*35092Sbostic 	for (cnt = 0; *str; ++cnt, ++str);
28*35092Sbostic 	return(cnt);
291986Swnj }
30