1 /*
2 FUNCTION
3 	<<wcspbrk>>----scan wide-character string for a wide-character code
4 
5 SYNOPSIS
6 	#include <wchar.h>
7 	wchar_t *wcspbrk(const wchar_t *<[s]>, const wchar_t *<[set]>);
8 
9 DESCRIPTION
10 	The <<wcspbrk>> function locates the first occurrence in the
11 	wide-character string pointed to by <[s]> of any wide-character code
12 	from the wide-character string pointed to by <[set]>.
13 
14 RETURNS
15 	Upon successful completion, <<wcspbrk>> returns a pointer to the
16 	wide-character code or a null pointer if no wide-character code from
17 	<[set]> occurs in <[s]>.
18 
19 PORTABILITY
20 <<wcspbrk>> is ISO/IEC 9899/AMD1:1995 (ISO C).
21 
22 No supporting OS subroutines are required.
23 */
24 
25 /*	$NetBSD: wcspbrk.c,v 1.1 2000/12/23 23:14:37 itojun Exp $	*/
26 
27 /*-
28  * Copyright (c)1999 Citrus Project,
29  * All rights reserved.
30  *
31  * Redistribution and use in source and binary forms, with or without
32  * modification, are permitted provided that the following conditions
33  * are met:
34  * 1. Redistributions of source code must retain the above copyright
35  *    notice, this list of conditions and the following disclaimer.
36  * 2. Redistributions in binary form must reproduce the above copyright
37  *    notice, this list of conditions and the following disclaimer in the
38  *    documentation and/or other materials provided with the distribution.
39  *
40  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
41  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
43  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
44  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
45  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
46  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
48  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
49  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
50  * SUCH DAMAGE.
51  *
52  *	citrus Id: wcspbrk.c,v 1.2 2000/12/21 05:07:25 itojun Exp
53  */
54 
55 #include <_ansi.h>
56 #include <stddef.h>
57 #include <wchar.h>
58 
59 wchar_t *
wcspbrk(const wchar_t * s,const wchar_t * set)60 wcspbrk (const wchar_t * s,
61 	const wchar_t * set)
62 {
63   const wchar_t *p;
64   const wchar_t *q;
65 
66   p = s;
67   while (*p)
68     {
69       q = set;
70       while (*q)
71 	{
72 	  if (*p == *q)
73 	    {
74 	      /* LINTED interface specification */
75 	      return (wchar_t *) p;
76 	    }
77 	  q++;
78 	}
79       p++;
80     }
81   return NULL;
82 }
83