[apple/libc.git] / string / FreeBSD / strcoll.c

/*-
 * Copyright (c) 1995 Alex Tatmanjants <alex@elvisti.kiev.ua>
 *		at Electronni Visti IA, Kiev, Ukraine.
 *			All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#include <sys/cdefs.h>
__FBSDID("$FreeBSD: src/lib/libc/string/strcoll.c,v 1.14 2009/02/03 17:58:20 danger Exp $");

#include "xlocale_private.h"

#include <stdlib.h>
#include <string.h>
#include <wchar.h>
#include <errno.h>
#include "collate.h"

int
strcoll_l(const char *s, const char *s2, locale_t loc)
{
	int ret;
	const wchar_t *t = NULL, *t2 = NULL;
	int sverrno;

	NORMALIZE_LOCALE(loc);
	if (loc->__collate_load_error || (t = __collate_mbstowcs(s, loc)) == NULL || (t2 = __collate_mbstowcs(s2, loc)) == NULL) {
		sverrno = errno;
		free((void *)t);
		free((void *)t2);
		errno = sverrno;
		return strcmp(s, s2);
	}

	ret = wcscoll_l(t, t2, loc);
	sverrno = errno;
	free((void *)t);
	free((void *)t2);
	errno = sverrno;

	return ret;
}

int
strcoll(const char *s, const char *s2)
{
	return strcoll_l(s, s2, __current_locale());
}
Commit	Line	Data
5b2abdfb A	1	/*-
	2	* Copyright (c) 1995 Alex Tatmanjants <alex@elvisti.kiev.ua>
	3	* at Electronni Visti IA, Kiev, Ukraine.
	4	* All rights reserved.
	5	*
	6	* Redistribution and use in source and binary forms, with or without
	7	* modification, are permitted provided that the following conditions
	8	* are met:
	9	* 1. Redistributions of source code must retain the above copyright
	10	* notice, this list of conditions and the following disclaimer.
	11	* 2. Redistributions in binary form must reproduce the above copyright
	12	* notice, this list of conditions and the following disclaimer in the
	13	* documentation and/or other materials provided with the distribution.
	14	*
	15	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
	16	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	17	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	18	* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE
	19	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	20	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	21	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	22	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	23	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	24	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	25	* SUCH DAMAGE.
5b2abdfb A	26	*/
5b2abdfb A	27
5b2abdfb	28	#include <sys/cdefs.h>
1f2f436a	29	__FBSDID("$FreeBSD: src/lib/libc/string/strcoll.c,v 1.14 2009/02/03 17:58:20 danger Exp $");
5b2abdfb	30
ad3c9f2a A	31	#include "xlocale_private.h"
ad3c9f2a A	32
9385eb3d A	33	#include <stdlib.h>
9385eb3d A	34	#include <string.h>
ad3c9f2a A	35	#include <wchar.h>
ad3c9f2a A	36	#include <errno.h>
9385eb3d	37	#include "collate.h"
5b2abdfb	38
9385eb3d	39	int
ad3c9f2a	40	strcoll_l(const char s, const char s2, locale_t loc)
9385eb3d	41	{
ad3c9f2a A	42	int ret;
	43	const wchar_t t = NULL, t2 = NULL;
	44	int sverrno;
5b2abdfb	45
ad3c9f2a A	46	NORMALIZE_LOCALE(loc);
	47	if (loc->__collate_load_error \|\| (t = __collate_mbstowcs(s, loc)) == NULL \|\| (t2 = __collate_mbstowcs(s2, loc)) == NULL) {
	48	sverrno = errno;
	49	free((void *)t);
	50	free((void *)t2);
	51	errno = sverrno;
9385eb3d	52	return strcmp(s, s2);
9385eb3d	53	}
ad3c9f2a A	54
	55	ret = wcscoll_l(t, t2, loc);
	56	sverrno = errno;
	57	free((void *)t);
	58	free((void *)t2);
	59	errno = sverrno;
5b2abdfb	60
9385eb3d A	61	return ret;
9385eb3d A	62	}
ad3c9f2a A	63
	64	int
	65	strcoll(const char s, const char s2)
	66	{
	67	return strcoll_l(s, s2, __current_locale());
	68	}