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      1 /* $NetBSD: citrus_lc_ctype.c,v 1.16 2018/01/05 17:52:06 kamil Exp $ */
      2 
      3 /*-
      4  * Copyright (c)2008 Citrus Project,
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  */
     28 
     29 #include <sys/cdefs.h>
     30 #if defined(LIBC_SCCS) && !defined(lint)
     31 __RCSID("$NetBSD: citrus_lc_ctype.c,v 1.16 2018/01/05 17:52:06 kamil Exp $");
     32 #endif /* LIBC_SCCS and not lint */
     33 
     34 #include "namespace.h"
     35 #include "reentrant.h"
     36 #include <sys/types.h>
     37 #include <sys/ctype_bits.h>
     38 #include <sys/queue.h>
     39 #include <assert.h>
     40 #include <errno.h>
     41 #include <langinfo.h>
     42 #include <limits.h>
     43 #define __SETLOCALE_SOURCE__
     44 #include <locale.h>
     45 #include <stddef.h>
     46 #include <stdio.h>
     47 #include <stdlib.h>
     48 #include <string.h>
     49 #include <wchar.h>
     50 
     51 #include "setlocale_local.h"
     52 
     53 #include "citrus_namespace.h"
     54 #include "citrus_bcs.h"
     55 #include "citrus_region.h"
     56 #include "citrus_lookup.h"
     57 #include "citrus_aliasname_local.h"
     58 #include "citrus_module.h"
     59 #include "citrus_ctype.h"
     60 #include "citrus_mmap.h"
     61 
     62 #include "runetype_local.h"
     63 #include "multibyte.h"
     64 
     65 /*
     66  * macro required by all template headers
     67  */
     68 #define _PREFIX(name)		__CONCAT(_citrus_LC_CTYPE_, name)
     69 
     70 /*
     71  * macro required by nb_lc_template(_decl).h
     72  */
     73 #define _CATEGORY_TYPE          _RuneLocale
     74 
     75 #include "nb_lc_template_decl.h"
     76 
     77 static int
     78 _citrus_LC_CTYPE_create_impl(const char * __restrict root,
     79     const char * __restrict name, _RuneLocale ** __restrict pdata)
     80 {
     81 	char path[PATH_MAX + 1];
     82 	int ret;
     83 	struct _region r;
     84 
     85 	_DIAGASSERT(root != NULL);
     86 	_DIAGASSERT(name != NULL);
     87 	_DIAGASSERT(pdata != NULL);
     88 
     89 	snprintf(path, sizeof(path),
     90 	    "%s/%s/LC_CTYPE", root, name);
     91 	ret = _citrus_map_file(&r, path);
     92 	if (!ret) {
     93 		ret = _rune_load((const char *)r.r_head, r.r_size, pdata);
     94 		_citrus_unmap_file(&r);
     95 	}
     96 	return ret;
     97 }
     98 
     99 static __inline void
    100 _PREFIX(update_global)(_RuneLocale *data)
    101 {
    102 	_DIAGASSERT(data != NULL);
    103 
    104 	__mb_cur_max = _citrus_ctype_get_mb_cur_max(data->rl_citrus_ctype);
    105 	_ctype_tab_ = data->rl_ctype_tab;
    106 	_tolower_tab_ = data->rl_tolower_tab;
    107 	_toupper_tab_ = data->rl_toupper_tab;
    108 
    109 #ifdef __BUILD_LEGACY
    110 	_ctype_ = data->rl_compat_bsdctype;
    111 #endif
    112 }
    113 
    114 /*
    115  * macro required by nb_lc_template.h
    116  */
    117 #define _CATEGORY_ID		LC_CTYPE
    118 #define _CATEGORY_NAME		"LC_CTYPE"
    119 
    120 #include "nb_lc_template.h"
    121