nl_langinfo.c revision 87658
1/*- 2 * Copyright (c) 2001 Alexey Zelkin <phantom@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD: head/lib/libc/locale/nl_langinfo.c 87658 2001-12-11 15:55:42Z phantom $ 27 */ 28 29#include <locale.h> 30#include <langinfo.h> 31#include <limits.h> 32#include <stdlib.h> 33#include <string.h> 34 35#include "../stdtime/timelocal.h" 36#include "lnumeric.h" 37#include "lmonetary.h" 38#include "lmessages.h" 39 40#define TRANSITION_PERIOD_HACK 41 42#define _REL(BASE) ((int)item-BASE) 43 44char * 45nl_langinfo(nl_item item) { 46 47 char *ret, *s, *cs; 48 static char *csym = NULL; 49#ifdef TRANSITION_PERIOD_HACK 50 static char *cset = NULL; 51#endif /* TRANSITION_PERIOD_HACK */ 52 53 switch (item) { 54 case CODESET: 55 ret = ""; 56 if ((s = setlocale(LC_CTYPE, NULL)) != NULL) { 57 if ((cs = strchr(s, '.')) != NULL) { 58 ret = cs + 1; 59#ifdef TRANSITION_PERIOD_HACK 60 if (strncmp(ret, "ISO_", 4) == 0) { 61 int slen = strlen(ret); 62 63 if ((cset = reallocf(cset, slen)) != NULL) { 64 strcpy(cset, "ISO"); 65 strcat(cset, ret + 4); 66 ret = cset; 67 } else 68 ret = ""; 69 } else if (strcmp(ret, "EUC") == 0) { 70 if (strncmp(s, "ja_JP", 5) == 0) 71 ret = "eucJP"; 72 else if (strncmp(s, "ko_KR", 5) == 0) 73 ret = "eucKR"; 74 else if (strncmp(s, "zh_CN", 5) == 0) 75 ret = "eucCN"; 76 } else if (strcmp(ret, "ASCII") == 0) 77 ret = "US-ASCII"; 78#endif /* TRANSITION_PERIOD_HACK */ 79 } else if (strcmp(s, "C") == 0 || 80 strcmp(s, "POSIX") == 0 81#ifdef TRANSITION_PERIOD_HACK 82 || strstr(s, "ASCII") != NULL 83#endif /* TRANSITION_PERIOD_HACK */ 84 ) 85 ret = "US-ASCII"; 86 } 87 break; 88 case D_T_FMT: 89 ret = (char *) __get_current_time_locale()->c_fmt; 90 break; 91 case D_FMT: 92 ret = (char *) __get_current_time_locale()->x_fmt; 93 break; 94 case T_FMT: 95 ret = (char *) __get_current_time_locale()->X_fmt; 96 break; 97 case T_FMT_AMPM: 98 ret = (char *) __get_current_time_locale()->ampm_fmt; 99 break; 100 case AM_STR: 101 ret = (char *) __get_current_time_locale()->am; 102 break; 103 case PM_STR: 104 ret = (char *) __get_current_time_locale()->pm; 105 break; 106 case DAY_1: case DAY_2: case DAY_3: 107 case DAY_4: case DAY_5: case DAY_6: case DAY_7: 108 ret = (char*) __get_current_time_locale()->weekday[_REL(DAY_1)]; 109 break; 110 case ABDAY_1: case ABDAY_2: case ABDAY_3: 111 case ABDAY_4: case ABDAY_5: case ABDAY_6: case ABDAY_7: 112 ret = (char*) __get_current_time_locale()->wday[_REL(ABDAY_1)]; 113 break; 114 case MON_1: case MON_2: case MON_3: case MON_4: 115 case MON_5: case MON_6: case MON_7: case MON_8: 116 case MON_9: case MON_10: case MON_11: case MON_12: 117 ret = (char*) __get_current_time_locale()->month[_REL(MON_1)]; 118 break; 119 case ABMON_1: case ABMON_2: case ABMON_3: case ABMON_4: 120 case ABMON_5: case ABMON_6: case ABMON_7: case ABMON_8: 121 case ABMON_9: case ABMON_10: case ABMON_11: case ABMON_12: 122 ret = (char*) __get_current_time_locale()->mon[_REL(ABMON_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()->decimal_point; 146 break; 147 case THOUSEP: 148 ret = (char*) __get_current_numeric_locale()->thousands_sep; 149 break; 150 case YESEXPR: 151 ret = (char*) __get_current_messages_locale()->yesexpr; 152 break; 153 case NOEXPR: 154 ret = (char*) __get_current_messages_locale()->noexpr; 155 break; 156 /* 157 * All items marked with LEGACY are available, but not recomended 158 * by SUSv2 to be used in portable applications since they're subject 159 * to remove in future specification editions 160 */ 161 case YESSTR: /* LEGACY */ 162 ret = (char*) __get_current_messages_locale()->yesstr; 163 break; 164 case NOSTR: /* LEGACY */ 165 ret = (char*) __get_current_messages_locale()->nostr; 166 break; 167 case CRNCYSTR: 168 ret = ""; 169 cs = (char*) __get_current_monetary_locale()->currency_symbol; 170 if (*cs != '\0') { 171 char pos = localeconv()->p_cs_precedes; 172 173 if (pos == localeconv()->n_cs_precedes) { 174 char psn = '\0'; 175 176 if (pos == CHAR_MAX) { 177 if (strcmp(cs, __get_current_monetary_locale()->mon_decimal_point) == 0) 178 psn = '.'; 179 } else 180 psn = pos ? '-' : '+'; 181 if (psn != '\0') { 182 int clen = strlen(cs); 183 184 if ((csym = reallocf(csym, clen + 2)) != NULL) { 185 *csym = psn; 186 strcpy(csym + 1, cs); 187 ret = csym; 188 } 189 } 190 } 191 } 192 break; 193 case D_MD_ORDER: /* local extension */ 194 ret = (char *) __get_current_time_locale()->md_order; 195 break; 196 default: 197 ret = ""; 198 } 199 return (ret); 200} 201