xref: /onnv-gate/usr/src/lib/libc/port/i18n/wsspn.c (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
28*0Sstevel@tonic-gate 
29*0Sstevel@tonic-gate /*	Copyright (c) 1986 AT&T	*/
30*0Sstevel@tonic-gate /*	  All Rights Reserved  	*/
31*0Sstevel@tonic-gate 
32*0Sstevel@tonic-gate 
33*0Sstevel@tonic-gate /*	This module is created for NLS on Sep.03.86		*/
34*0Sstevel@tonic-gate 
35*0Sstevel@tonic-gate /*
36*0Sstevel@tonic-gate  * Return the number of characters in the maximum leading segment
37*0Sstevel@tonic-gate  * of string which consists solely of characters from charset.
38*0Sstevel@tonic-gate  */
39*0Sstevel@tonic-gate 
40*0Sstevel@tonic-gate #include "lint.h"
41*0Sstevel@tonic-gate #include <stdlib.h>
42*0Sstevel@tonic-gate 
43*0Sstevel@tonic-gate size_t
wcsspn(const wchar_t * string,const wchar_t * charset)44*0Sstevel@tonic-gate wcsspn(const wchar_t *string, const wchar_t *charset)
45*0Sstevel@tonic-gate {
46*0Sstevel@tonic-gate 	const wchar_t *p, *q;
47*0Sstevel@tonic-gate 
48*0Sstevel@tonic-gate 	for (q = string; *q; ++q) {
49*0Sstevel@tonic-gate 		for (p = charset; *p && *p != *q; ++p)
50*0Sstevel@tonic-gate 			;
51*0Sstevel@tonic-gate 		if (*p == 0)
52*0Sstevel@tonic-gate 			break;
53*0Sstevel@tonic-gate 	}
54*0Sstevel@tonic-gate 	return (q - string);
55*0Sstevel@tonic-gate }
56*0Sstevel@tonic-gate 
57*0Sstevel@tonic-gate size_t
wsspn(const wchar_t * string,const wchar_t * charset)58*0Sstevel@tonic-gate wsspn(const wchar_t *string, const wchar_t *charset)
59*0Sstevel@tonic-gate {
60*0Sstevel@tonic-gate 	return (wcsspn(string, charset));
61*0Sstevel@tonic-gate }
62