nl_langinfo.c revision 290618
1/*-
2 * Copyright (c) 2001, 2003 Alexey Zelkin <phantom@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Copyright (c) 2011 The FreeBSD Foundation
6 * All rights reserved.
7 * Portions of this software were developed by David Chisnall
8 * under sponsorship from the FreeBSD Foundation.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32#include <sys/cdefs.h>
33__FBSDID("$FreeBSD: head/lib/libc/locale/nl_langinfo.c 290618 2015-11-09 22:06:22Z bapt $");
34
35#include <langinfo.h>
36#include <limits.h>
37#include <locale.h>
38#include <stdlib.h>
39#include <string.h>
40#include <runetype.h>
41#include <wchar.h>
42
43#include "mblocal.h"
44#include "lnumeric.h"
45#include "lmessages.h"
46#include "lmonetary.h"
47#include "../stdtime/timelocal.h"
48
49#define _REL(BASE) ((int)item-BASE)
50
51char *
52nl_langinfo_l(nl_item item, locale_t loc)
53{
54   char *ret, *cs;
55   const char *s;
56   FIX_LOCALE(loc);
57
58   switch (item) {
59	case CODESET:
60		s = XLOCALE_CTYPE(loc)->runes->__encoding;
61		if (strcmp(s, "EUC-CN") == 0)
62			ret = "eucCN";
63		else if (strcmp(s, "EUC-JP") == 0)
64			ret = "eucJP";
65		else if (strcmp(s, "EUC-KR") == 0)
66			ret = "eucKR";
67		else if (strcmp(s, "EUC-TW") == 0)
68			ret = "eucTW";
69		else if (strcmp(s, "BIG5") == 0)
70			ret = "Big5";
71		else if (strcmp(s, "MSKanji") == 0)
72			ret = "SJIS";
73		else if (strcmp(s, "NONE") == 0)
74			ret = "POSIX";
75		else if (strcmp(s, "NONE:US-ASCII") == 0)
76			ret = "US-ASCII";
77		else if (strncmp(s, "NONE:", 5) == 0)
78			ret = (char *)(s + 5);
79		else
80			ret = (char *)s;
81		break;
82	case D_T_FMT:
83		ret = (char *) __get_current_time_locale(loc)->c_fmt;
84		break;
85	case D_FMT:
86		ret = (char *) __get_current_time_locale(loc)->x_fmt;
87		break;
88	case T_FMT:
89		ret = (char *) __get_current_time_locale(loc)->X_fmt;
90		break;
91	case T_FMT_AMPM:
92		ret = (char *) __get_current_time_locale(loc)->ampm_fmt;
93		break;
94	case AM_STR:
95		ret = (char *) __get_current_time_locale(loc)->am;
96		break;
97	case PM_STR:
98		ret = (char *) __get_current_time_locale(loc)->pm;
99		break;
100	case DAY_1: case DAY_2: case DAY_3:
101	case DAY_4: case DAY_5: case DAY_6: case DAY_7:
102		ret = (char*) __get_current_time_locale(loc)->weekday[_REL(DAY_1)];
103		break;
104	case ABDAY_1: case ABDAY_2: case ABDAY_3:
105	case ABDAY_4: case ABDAY_5: case ABDAY_6: case ABDAY_7:
106		ret = (char*) __get_current_time_locale(loc)->wday[_REL(ABDAY_1)];
107		break;
108	case MON_1: case MON_2: case MON_3: case MON_4:
109	case MON_5: case MON_6: case MON_7: case MON_8:
110	case MON_9: case MON_10: case MON_11: case MON_12:
111		ret = (char*) __get_current_time_locale(loc)->month[_REL(MON_1)];
112		break;
113	case ABMON_1: case ABMON_2: case ABMON_3: case ABMON_4:
114	case ABMON_5: case ABMON_6: case ABMON_7: case ABMON_8:
115	case ABMON_9: case ABMON_10: case ABMON_11: case ABMON_12:
116		ret = (char*) __get_current_time_locale(loc)->mon[_REL(ABMON_1)];
117		break;
118	case ALTMON_1: case ALTMON_2: case ALTMON_3: case ALTMON_4:
119	case ALTMON_5: case ALTMON_6: case ALTMON_7: case ALTMON_8:
120	case ALTMON_9: case ALTMON_10: case ALTMON_11: case ALTMON_12:
121		ret = (char*)
122		    __get_current_time_locale(loc)->alt_month[_REL(ALTMON_1)];
123		break;
124	case ERA:
125		/* XXX: need to be implemented  */
126		ret = "";
127		break;
128	case ERA_D_FMT:
129		/* XXX: need to be implemented  */
130		ret = "";
131		break;
132	case ERA_D_T_FMT:
133		/* XXX: need to be implemented  */
134		ret = "";
135		break;
136	case ERA_T_FMT:
137		/* XXX: need to be implemented  */
138		ret = "";
139		break;
140	case ALT_DIGITS:
141		/* XXX: need to be implemented  */
142		ret = "";
143		break;
144	case RADIXCHAR:
145		ret = (char*) __get_current_numeric_locale(loc)->decimal_point;
146		break;
147	case THOUSEP:
148		ret = (char*) __get_current_numeric_locale(loc)->thousands_sep;
149		break;
150	case YESEXPR:
151		ret = (char*) __get_current_messages_locale(loc)->yesexpr;
152		break;
153	case NOEXPR:
154		ret = (char*) __get_current_messages_locale(loc)->noexpr;
155		break;
156	/*
157	 * YESSTR and NOSTR items marked with LEGACY are available, but not
158	 * recomended by SUSv2 to be used in portable applications since
159	 * they're subject to remove in future specification editions.
160	 */
161	case YESSTR:            /* LEGACY  */
162		ret = (char*) __get_current_messages_locale(loc)->yesstr;
163		break;
164	case NOSTR:             /* LEGACY  */
165		ret = (char*) __get_current_messages_locale(loc)->nostr;
166		break;
167	/*
168	 * SUSv2 special formatted currency string
169	 */
170	case CRNCYSTR:
171		ret = "";
172		cs = (char*) __get_current_monetary_locale(loc)->currency_symbol;
173		if (*cs != '\0') {
174			char pos = localeconv_l(loc)->p_cs_precedes;
175
176			if (pos == localeconv_l(loc)->n_cs_precedes) {
177				char psn = '\0';
178
179				if (pos == CHAR_MAX) {
180					if (strcmp(cs, __get_current_monetary_locale(loc)->mon_decimal_point) == 0)
181						psn = '.';
182				} else
183					psn = pos ? '-' : '+';
184				if (psn != '\0') {
185					int clen = strlen(cs);
186
187					if ((loc->csym = reallocf(loc->csym, clen + 2)) != NULL) {
188						*loc->csym = psn;
189						strcpy(loc->csym + 1, cs);
190						ret = loc->csym;
191					}
192				}
193			}
194		}
195		break;
196	case D_MD_ORDER:        /* FreeBSD local extension */
197		ret = (char *) __get_current_time_locale(loc)->md_order;
198		break;
199	default:
200		ret = "";
201   }
202   return (ret);
203}
204
205char *
206nl_langinfo(nl_item item)
207{
208	return nl_langinfo_l(item, __get_locale());
209}
210