xref: /netbsd-src/lib/libc/locale/setlocale_local.h (revision d1f43e70cb5544bfeaa3cb4776119ec76b02d3f5)
1 /* $NetBSD: setlocale_local.h,v 1.18 2024/06/08 21:35:18 joerg 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 #ifndef _SETLOCALE_LOCAL_H_
30 #define _SETLOCALE_LOCAL_H_
31 
32 #include <sys/queue.h>
33 #include <locale.h>
34 
35 #include "ctype_local.h"
36 
37 #define _LOCALENAME_LEN_MAX 33
38 
39 #define _C_LOCALE		"C"
40 #define _POSIX_LOCALE		"POSIX"
41 
42 extern const char		*_PathLocale;
43 #define _LOCALE_ALIAS_NAME	"locale.alias"
44 
45 typedef void *_locale_part_t;
46 
47 struct _locale_cache_t {
48 	SLIST_ENTRY(_locale_cache_t) cache_link;
49 	const char *monetary_name;
50 	const char *numeric_name;
51 	const char *message_name;
52 	struct lconv ldata;
53 	const char * errlist_prefix;
54 	const char * const *errlist;
55 	const char * const **errlistp;
56 };
57 
58 struct _locale {
59 	const struct _locale_cache_t *cache;
60 	char query[_LOCALENAME_LEN_MAX * (_LC_LAST - 1)];
61 	const char *part_name[_LC_LAST];
62 	_locale_part_t part_impl[_LC_LAST];
63 };
64 
65 typedef const char *(*_locale_set_t)(const char * __restrict,
66     struct _locale * __restrict);
67 
68 __BEGIN_DECLS
69 _locale_set_t		_find_category(int);
70 const char		*_get_locale_env(const char *);
71 char			*__setlocale(int, const char *);
72 
73 const char *_generic_LC_ALL_setlocale(
74     const char * __restrict, struct _locale * __restrict);
75 const char *_dummy_LC_COLLATE_setlocale(
76     const char * __restrict, struct _locale * __restrict);
77 const char *_citrus_LC_CTYPE_setlocale(
78     const char * __restrict, struct _locale * __restrict);
79 const char *_citrus_LC_MONETARY_setlocale(
80     const char * __restrict, struct _locale * __restrict);
81 const char *_citrus_LC_NUMERIC_setlocale(
82     const char * __restrict, struct _locale * __restrict);
83 const char *_citrus_LC_TIME_setlocale(
84     const char * __restrict, struct _locale * __restrict);
85 const char *_citrus_LC_MESSAGES_setlocale(
86     const char * __restrict, struct _locale * __restrict);
87 
88 int _setlocale_cache(locale_t, struct _locale_cache_t *);
89 __END_DECLS
90 
91 #ifdef _LIBC
92 extern __dso_hidden const struct _locale_cache_t _C_cache;
93 
94 static __inline struct _locale *
_current_locale(void)95 _current_locale(void)
96 {
97 	return &_lc_global_locale;
98 }
99 #endif
100 
101 extern size_t __mb_len_max_runtime;
102 
103 #endif /*_SETLOCALE_LOCAL_H_*/
104