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/* $OpenBSD: runeglue.c,v 1.5 2017/08/05 15:16:32 schwarze Exp $ */
/* $NetBSD: runeglue.c,v 1.10 2003/03/10 21:18:49 tshiozak Exp $ */
/*-
* Copyright (c)1999 Citrus Project,
* 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 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 AUTHOR 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.
*
* Id: runeglue.c,v 1.7 2000/12/22 22:52:29 itojun Exp
*/
/*
* Glue code to hide "rune" facility from user programs.
* This is important to keep backward/future compatibility.
*/
#include <assert.h>
#include <limits.h>
#include <stdio.h>
#include <sys/types.h>
#include <ctype.h>
#include <stdlib.h>
#include <string.h>
#include <wchar.h>
#include "rune.h"
#include "rune_local.h"
#include "ctype_private.h"
#if EOF != -1
#error "EOF != -1"
#endif
#if _CACHED_RUNES != 256
#error "_CACHED_RUNES != 256"
#endif
int
__make_ctype_tabs(_RuneLocale *rl)
{
int i, limit;
struct old_tabs *p;
p = malloc(sizeof *p);
if (!p)
return -1;
/* By default, fill the ctype tab completely. */
limit = CTYPE_NUM_CHARS;
/* In UTF-8-encoded locales, the single-byte ctype functions
* must only return non-zero values for ASCII characters.
* Any non-ASCII single-byte character is not a valid UTF-8 sequence.
*/
if (strcmp(rl->rl_encoding, "UTF8") == 0)
limit = 128;
rl->rl_tabs = p;
p->ctype_tab[0] = 0;
p->toupper_tab[0] = EOF;
p->tolower_tab[0] = EOF;
for (i = 0; i < limit; i++) {
p->ctype_tab[i + 1] = 0;
if (rl->rl_runetype[i] & _CTYPE_U)
p->ctype_tab[i + 1] |= _U;
if (rl->rl_runetype[i] & _CTYPE_L)
p->ctype_tab[i + 1] |= _L;
if (rl->rl_runetype[i] & _CTYPE_D)
p->ctype_tab[i + 1] |= _N;
if (rl->rl_runetype[i] & _CTYPE_S)
p->ctype_tab[i + 1] |= _S;
if (rl->rl_runetype[i] & _CTYPE_P)
p->ctype_tab[i + 1] |= _P;
if (rl->rl_runetype[i] & _CTYPE_C)
p->ctype_tab[i + 1] |= _C;
if (rl->rl_runetype[i] & _CTYPE_X)
p->ctype_tab[i + 1] |= _X;
/*
* _B has been used incorrectly (or with older declaration)
* in ctype.h isprint() macro.
* _B does not mean isblank, it means "isprint && !isgraph".
* the following is okay since isblank() was hardcoded in
* function (i.e. isblank() is inherently locale unfriendly).
*/
if ((rl->rl_runetype[i] & (_CTYPE_R | _CTYPE_G))
== _CTYPE_R)
p->ctype_tab[i + 1] |= _B;
p->toupper_tab[i + 1] = (short)rl->rl_mapupper[i];
p->tolower_tab[i + 1] = (short)rl->rl_maplower[i];
}
for (i = limit; i < CTYPE_NUM_CHARS; i++)
p->ctype_tab[i + 1] = 0;
return 0;
}
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