b6cbf7203b
This patch imports the unmodified current version of NetBSD libc. The NetBSD includes are in /nbsd_include, while the libc code itself is split between lib/nbsd_libc and common/lib/libc.
199 lines
4.8 KiB
C
199 lines
4.8 KiB
C
/* $NetBSD: iswctype_sb.c,v 1.11 2010/06/01 18:00:28 tnozaki Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c)2008 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.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
#if defined(LIBC_SCCS) && !defined(lint)
|
|
__RCSID("$NetBSD: iswctype_sb.c,v 1.11 2010/06/01 18:00:28 tnozaki Exp $");
|
|
#endif /* LIBC_SCCS and not lint */
|
|
|
|
#include "namespace.h"
|
|
#include <assert.h>
|
|
#define _CTYPE_NOINLINE
|
|
#include <ctype.h>
|
|
#include <errno.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <wchar.h>
|
|
#include <wctype.h>
|
|
|
|
#define _ISWCTYPE_FUNC(name) \
|
|
int \
|
|
isw##name(wint_t wc) \
|
|
{ \
|
|
int c; \
|
|
\
|
|
c = (wc == WEOF) ? EOF : (unsigned char)wc; \
|
|
return is##name(c); \
|
|
}
|
|
_ISWCTYPE_FUNC(alnum)
|
|
_ISWCTYPE_FUNC(alpha)
|
|
_ISWCTYPE_FUNC(blank)
|
|
_ISWCTYPE_FUNC(cntrl)
|
|
_ISWCTYPE_FUNC(digit)
|
|
_ISWCTYPE_FUNC(graph)
|
|
_ISWCTYPE_FUNC(lower)
|
|
_ISWCTYPE_FUNC(print)
|
|
_ISWCTYPE_FUNC(punct)
|
|
_ISWCTYPE_FUNC(space)
|
|
_ISWCTYPE_FUNC(upper)
|
|
_ISWCTYPE_FUNC(xdigit)
|
|
|
|
#define _TOWCTRANS_FUNC(name) \
|
|
wint_t \
|
|
tow##name(wint_t wc) \
|
|
{ \
|
|
int c; \
|
|
c = (wc == WEOF) ? EOF : (unsigned char)wc; \
|
|
return to##name(c); \
|
|
}
|
|
_TOWCTRANS_FUNC(upper)
|
|
_TOWCTRANS_FUNC(lower)
|
|
|
|
struct _wctype_priv_t {
|
|
const char *name;
|
|
int (*iswctype)(wint_t);
|
|
};
|
|
|
|
static const struct _wctype_priv_t _wctype_decl[] = {
|
|
{ "alnum", &iswalnum },
|
|
{ "alpha", &iswalpha },
|
|
{ "blank", &iswblank },
|
|
{ "cntrl", &iswcntrl },
|
|
{ "digit", &iswdigit },
|
|
{ "graph", &iswgraph },
|
|
{ "lower", &iswlower },
|
|
{ "print", &iswprint },
|
|
{ "punct", &iswpunct },
|
|
{ "space", &iswspace },
|
|
{ "upper", &iswupper },
|
|
{ "xdigit", &iswxdigit },
|
|
};
|
|
static const size_t _wctype_decl_size =
|
|
sizeof(_wctype_decl) / sizeof(struct _wctype_priv_t);
|
|
|
|
wctype_t
|
|
wctype(const char *charclass)
|
|
{
|
|
size_t i;
|
|
|
|
for (i = 0; i < _wctype_decl_size; ++i) {
|
|
if (!strcmp(charclass, _wctype_decl[i].name))
|
|
return (wctype_t)__UNCONST(&_wctype_decl[i]);
|
|
}
|
|
return (wctype_t)NULL;
|
|
}
|
|
|
|
struct _wctrans_priv_t {
|
|
const char *name;
|
|
wint_t (*towctrans)(wint_t);
|
|
};
|
|
|
|
static const struct _wctrans_priv_t _wctrans_decl[] = {
|
|
{ "upper", &towupper },
|
|
{ "lower", &towlower },
|
|
};
|
|
static const size_t _wctrans_decl_size =
|
|
sizeof(_wctrans_decl) / sizeof(struct _wctrans_priv_t);
|
|
|
|
wctrans_t
|
|
/*ARGSUSED*/
|
|
wctrans(const char *charmap)
|
|
{
|
|
size_t i;
|
|
|
|
for (i = 0; i < _wctrans_decl_size; ++i) {
|
|
if (!strcmp(charmap, _wctrans_decl[i].name))
|
|
return (wctrans_t)__UNCONST(&_wctrans_decl[i]);
|
|
}
|
|
return (wctrans_t)NULL;
|
|
}
|
|
|
|
int
|
|
/*ARGSUSED*/
|
|
iswctype(wint_t wc, wctype_t charclass)
|
|
{
|
|
const struct _wctype_priv_t *p;
|
|
|
|
p = (const struct _wctype_priv_t *)(void *)charclass;
|
|
if (p < &_wctype_decl[0] || p > &_wctype_decl[_wctype_decl_size - 1]) {
|
|
errno = EINVAL;
|
|
return 0;
|
|
}
|
|
return (*p->iswctype)(wc);
|
|
}
|
|
|
|
wint_t
|
|
/*ARGSUSED*/
|
|
towctrans(wint_t wc, wctrans_t charmap)
|
|
{
|
|
const struct _wctrans_priv_t *p;
|
|
|
|
p = (const struct _wctrans_priv_t *)(void *)charmap;
|
|
if (p < &_wctrans_decl[0] || p > &_wctrans_decl[_wctrans_decl_size - 1]) {
|
|
errno = EINVAL;
|
|
return wc;
|
|
}
|
|
return (*p->towctrans)(wc);
|
|
}
|
|
|
|
__weak_alias(wcwidth,_wcwidth)
|
|
|
|
int
|
|
wcwidth(wchar_t wc)
|
|
{
|
|
int c;
|
|
|
|
switch (wc) {
|
|
case L'\0':
|
|
return 0;
|
|
case WEOF:
|
|
c = EOF;
|
|
break;
|
|
default:
|
|
c = (unsigned char)wc;
|
|
}
|
|
if (isprint(c))
|
|
return 1;
|
|
return -1;
|
|
}
|
|
|
|
int
|
|
wcswidth(const wchar_t * __restrict ws, size_t wn)
|
|
{
|
|
const wchar_t *pws;
|
|
int c;
|
|
|
|
pws = ws;
|
|
while (wn > 0 && *ws != L'\0') {
|
|
c = (*ws == WEOF) ? EOF : (unsigned char)*ws;
|
|
if (!isprint(c))
|
|
return -1;
|
|
++ws, --wn;
|
|
}
|
|
return (int)(ws - pws);
|
|
}
|