/*
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/*
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FUNCTION
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FUNCTION
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<<wcschr>>---wide-character string scanning operation
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<<wcschr>>---wide-character string scanning operation
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ANSI_SYNOPSIS
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ANSI_SYNOPSIS
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#include <wchar.h>
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#include <wchar.h>
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wchar_t *wcschr(const wchar_t *<[s]>, wchar_t <[c]>);
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wchar_t *wcschr(const wchar_t *<[s]>, wchar_t <[c]>);
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TRAD_SYNOPSIS
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TRAD_SYNOPSIS
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wchar_t *wcschr(<[s]>, <[c]>
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wchar_t *wcschr(<[s]>, <[c]>
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const wchar_t *<[s]>;
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const wchar_t *<[s]>;
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wchar_t <[c]>;
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wchar_t <[c]>;
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DESCRIPTION
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DESCRIPTION
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The <<wcschr>> function locates the first occurrence of <[c]> in the
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The <<wcschr>> function locates the first occurrence of <[c]> in the
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wide-character string pointed to by <[s]>. The value of <[c]> must be a
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wide-character string pointed to by <[s]>. The value of <[c]> must be a
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character representable as a type wchar_t and must be a wide-character
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character representable as a type wchar_t and must be a wide-character
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code corresponding to a valid character in the current locale.
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code corresponding to a valid character in the current locale.
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The terminating null wide-character string.
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The terminating null wide-character string.
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RETURNS
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RETURNS
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Upon completion, <<wcschr>> returns a pointer to the wide-character
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Upon completion, <<wcschr>> returns a pointer to the wide-character
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code, or a null pointer if the wide-character code is not found.
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code, or a null pointer if the wide-character code is not found.
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PORTABILITY
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PORTABILITY
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<<wcschr>> is ISO/IEC 9899/AMD1:1995 (ISO C).
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<<wcschr>> is ISO/IEC 9899/AMD1:1995 (ISO C).
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No supporting OS subroutines are required.
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No supporting OS subroutines are required.
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*/
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*/
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/* $NetBSD: wcschr.c,v 1.1 2000/12/23 23:14:36 itojun Exp $ */
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/* $NetBSD: wcschr.c,v 1.1 2000/12/23 23:14:36 itojun Exp $ */
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/*-
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/*-
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* Copyright (c)1999 Citrus Project,
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* Copyright (c)1999 Citrus Project,
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* All rights reserved.
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* All rights reserved.
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*
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*
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* Redistribution and use in source and binary forms, with or without
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* modification, are permitted provided that the following conditions
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* are met:
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* documentation and/or other materials provided with the distribution.
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*
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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* SUCH DAMAGE.
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*
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*
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* citrus Id: wcschr.c,v 1.2 2000/12/21 05:07:25 itojun Exp
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* citrus Id: wcschr.c,v 1.2 2000/12/21 05:07:25 itojun Exp
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*/
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*/
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#include <_ansi.h>
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#include <_ansi.h>
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#include <stddef.h>
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#include <stddef.h>
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#include <wchar.h>
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#include <wchar.h>
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wchar_t *
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wchar_t *
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_DEFUN (wcschr, (s, c),
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_DEFUN (wcschr, (s, c),
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_CONST wchar_t * s _AND
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_CONST wchar_t * s _AND
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wchar_t c)
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wchar_t c)
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{
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{
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_CONST wchar_t *p;
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_CONST wchar_t *p;
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p = s;
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p = s;
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do
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do
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{
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{
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if (*p == c)
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if (*p == c)
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{
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{
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/* LINTED interface specification */
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/* LINTED interface specification */
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return (wchar_t *) p;
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return (wchar_t *) p;
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}
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}
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} while (*p++);
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} while (*p++);
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return NULL;
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return NULL;
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}
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}
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