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Commit	Line	Data
	1	/*-
	2	* Copyright (c) 1993
	3	* The Regents of the University of California. All rights reserved.
	4	*
	5	* This code is derived from software contributed to Berkeley by
	6	* Paul Borman at Krystal Technologies.
	7	*
	8	* Redistribution and use in source and binary forms, with or without
	9	* modification, are permitted provided that the following conditions
	10	* are met:
	11	* 1. Redistributions of source code must retain the above copyright
	12	* notice, this list of conditions and the following disclaimer.
	13	* 2. Redistributions in binary form must reproduce the above copyright
	14	* notice, this list of conditions and the following disclaimer in the
	15	* documentation and/or other materials provided with the distribution.
	16	* 3. All advertising materials mentioning features or use of this software
	17	* must display the following acknowledgement:
	18	* This product includes software developed by the University of
	19	* California, Berkeley and its contributors.
	20	* 4. Neither the name of the University nor the names of its contributors
	21	* may be used to endorse or promote products derived from this software
	22	* without specific prior written permission.
	23	*
	24	* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
	25	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	26	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	27	* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
	28	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	29	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	30	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	31	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	32	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	33	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	34	* SUCH DAMAGE.
	35	*/
	36
	37	#if defined(LIBC_SCCS) && !defined(lint)
	38	static char sccsid[] = "@(#)none.c 8.1 (Berkeley) 6/4/93";
	39	#endif /* LIBC_SCCS and not lint */
	40	#include <sys/cdefs.h>
	41	__FBSDID("$FreeBSD: src/lib/libc/locale/none.c,v 1.6 2002/10/16 11:37:38 tjr Exp $");
	42
	43	#include <limits.h>
	44	#include <stddef.h>
	45	#include <stdio.h>
	46	#include <rune.h>
	47	#include <stdlib.h>
	48
	49	rune_t _none_sgetrune(const char , size_t, char const *);
	50	int _none_sputrune(rune_t, char , size_t, char *);
	51
	52	int
	53	_none_init(rl)
	54	_RuneLocale *rl;
	55	{
	56	rl->sgetrune = _none_sgetrune;
	57	rl->sputrune = _none_sputrune;
	58	_CurrentRuneLocale = rl;
	59	__mb_cur_max = 1;
	60	return(0);
	61	}
	62
	63	rune_t
	64	_none_sgetrune(string, n, result)
	65	const char *string;
	66	size_t n;
	67	char const **result;
	68	{
	69	if (n < 1) {
	70	if (result)
	71	*result = string;
	72	return(_INVALID_RUNE);
	73	}
	74	if (result)
	75	*result = string + 1;
	76	return(*string & 0xff);
	77	}
	78
	79	int
	80	_none_sputrune(c, string, n, result)
	81	rune_t c;
	82	char string, *result;
	83	size_t n;
	84	{
	85	if (n >= 1) {
	86	if (string) {
	87	if (c < 0 \|\| c > UCHAR_MAX) {
	88	if (result)
	89	*result = NULL;
	90	return (0);
	91	}
	92	*string = c;
	93	}
	94	if (result)
	95	*result = string + 1;
	96	} else if (result)
	97	result = (char )0;
	98	return(1);
	99	}