File:  [DragonFly] / src / lib / libc / locale / Attic / tolower.c
Revision 1.3: download - view: text, annotated - select for diffs
Sun Nov 9 02:34:01 2003 UTC (10 years, 10 months ago) by dillon
Branches: MAIN
CVS tags: HEAD, DragonFly_Stable, DragonFly_Snap29Sep2004, DragonFly_Snap13Sep2004, DragonFly_RELEASE_1_2_Slip, DragonFly_RELEASE_1_2, DragonFly_1_0_REL, DragonFly_1_0_RC1, DragonFly_1_0A_REL
Core integer types header file reorganization stage 2/2:

Adjust main source files to reflect stdint.h and other changes.  Primarily
this means getting rid of the _BSD_XXX type useage but in some cases,
such as for tar, it means getting rid of #define overrides for intmax_t
and uintmax_t.

/*-
 * Copyright (c) 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Paul Borman at Krystal Technologies.
 *
 * 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.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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.
 *
 * $FreeBSD: src/lib/libc/locale/tolower.c,v 1.5.8.1 2000/06/04 21:47:39 ache Exp $
 * $DragonFly: src/lib/libc/locale/tolower.c,v 1.3 2003/11/09 02:34:01 dillon Exp $
 */

#include <stdio.h>
#include <rune.h>
#ifndef _SYS_STDINT_H_
#include <sys/stdint.h>
#endif

__ct_rune_t
___tolower(__ct_rune_t c)
{
	int x;
	_RuneRange *rr = &_CurrentRuneLocale->maplower_ext;
	_RuneEntry *re = rr->ranges;

	if (c < 0 || c == EOF)
		return(c);

	for (x = 0; x < rr->nranges; ++x, ++re) {
		if (c < re->min)
			return(c);
		if (c <= re->max)
			return(re->map + c - re->min);
	}

	return(c);
}