lib/libc/locale/nl_langinfo.c

   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  * $FreeBSD: head/lib/libc/locale/nl_langinfo.c 227753 2011-11-20 14:45:42Z theraven $
  32  */
  33
  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
  51 char *
  52 nl_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 = "US-ASCII";
  75                 else if (strncmp(s, "NONE:", 5) == 0)
  76                         ret = (char *)(s + 5);
  77                 else
  78                         ret = (char *)s;
  79                 break;
  80         case D_T_FMT:
  81                 ret = (char *) __get_current_time_locale(loc)->c_fmt;
  82                 break;
  83         case D_FMT:
  84                 ret = (char *) __get_current_time_locale(loc)->x_fmt;
  85                 break;
  86         case T_FMT:
  87                 ret = (char *) __get_current_time_locale(loc)->X_fmt;
  88                 break;
  89         case T_FMT_AMPM:
  90                 ret = (char *) __get_current_time_locale(loc)->ampm_fmt;
  91                 break;
  92         case AM_STR:
  93                 ret = (char *) __get_current_time_locale(loc)->am;
  94                 break;
  95         case PM_STR:
  96                 ret = (char *) __get_current_time_locale(loc)->pm;
  97                 break;
  98         case DAY_1: case DAY_2: case DAY_3:
  99         case DAY_4: case DAY_5: case DAY_6: case DAY_7:
 100                 ret = (char*) __get_current_time_locale(loc)->weekday[_REL(DAY_1)];
 101                 break;
 102         case ABDAY_1: case ABDAY_2: case ABDAY_3:
 103         case ABDAY_4: case ABDAY_5: case ABDAY_6: case ABDAY_7:
 104                 ret = (char*) __get_current_time_locale(loc)->wday[_REL(ABDAY_1)];
 105                 break;
 106         case MON_1: case MON_2: case MON_3: case MON_4:
 107         case MON_5: case MON_6: case MON_7: case MON_8:
 108         case MON_9: case MON_10: case MON_11: case MON_12:
 109                 ret = (char*) __get_current_time_locale(loc)->month[_REL(MON_1)];
 110                 break;
 111         case ABMON_1: case ABMON_2: case ABMON_3: case ABMON_4:
 112         case ABMON_5: case ABMON_6: case ABMON_7: case ABMON_8:
 113         case ABMON_9: case ABMON_10: case ABMON_11: case ABMON_12:
 114                 ret = (char*) __get_current_time_locale(loc)->mon[_REL(ABMON_1)];
 115                 break;
 116         case ALTMON_1: case ALTMON_2: case ALTMON_3: case ALTMON_4:
 117         case ALTMON_5: case ALTMON_6: case ALTMON_7: case ALTMON_8:
 118         case ALTMON_9: case ALTMON_10: case ALTMON_11: case ALTMON_12:
 119                 ret = (char*)
 120                     __get_current_time_locale(loc)->alt_month[_REL(ALTMON_1)];
 121                 break;
 122         case ERA:
 123                 /* XXX: need to be implemented  */
 124                 ret = "";
 125                 break;
 126         case ERA_D_FMT:
 127                 /* XXX: need to be implemented  */
 128                 ret = "";
 129                 break;
 130         case ERA_D_T_FMT:
 131                 /* XXX: need to be implemented  */
 132                 ret = "";
 133                 break;
 134         case ERA_T_FMT:
 135                 /* XXX: need to be implemented  */
 136                 ret = "";
 137                 break;
 138         case ALT_DIGITS:
 139                 /* XXX: need to be implemented  */
 140                 ret = "";
 141                 break;
 142         case RADIXCHAR:
 143                 ret = (char*) __get_current_numeric_locale(loc)->decimal_point;
 144                 break;
 145         case THOUSEP:
 146                 ret = (char*) __get_current_numeric_locale(loc)->thousands_sep;
 147                 break;
 148         case YESEXPR:
 149                 ret = (char*) __get_current_messages_locale(loc)->yesexpr;
 150                 break;
 151         case NOEXPR:
 152                 ret = (char*) __get_current_messages_locale(loc)->noexpr;
 153                 break;
 154         /*
 155          * YESSTR and NOSTR items marked with LEGACY are available, but not
 156          * recomended by SUSv2 to be used in portable applications since
 157          * they're subject to remove in future specification editions.
 158          */
 159         case YESSTR:            /* LEGACY  */
 160                 ret = (char*) __get_current_messages_locale(loc)->yesstr;
 161                 break;
 162         case NOSTR:             /* LEGACY  */
 163                 ret = (char*) __get_current_messages_locale(loc)->nostr;
 164                 break;
 165         /*
 166          * SUSv2 special formatted currency string
 167          */
 168         case CRNCYSTR:
 169                 ret = "";
 170                 cs = (char*) __get_current_monetary_locale(loc)->currency_symbol;
 171                 if (*cs != '\0') {
 172                         char pos = localeconv_l(loc)->p_cs_precedes;
 173
 174                         if (pos == localeconv_l(loc)->n_cs_precedes) {
 175                                 char psn = '\0';
 176
 177                                 if (pos == CHAR_MAX) {
 178                                         if (strcmp(cs, __get_current_monetary_locale(loc)->mon_decimal_point) == 0)
 179                                                 psn = '.';
 180                                 } else
 181                                         psn = pos ? '-' : '+';
 182                                 if (psn != '\0') {
 183                                         int clen = strlen(cs);
 184
 185                                         if ((loc->csym = reallocf(loc->csym, clen + 2)) != NULL) {
 186                                                 *loc->csym = psn;
 187                                                 strcpy(loc->csym + 1, cs);
 188                                                 ret = loc->csym;
 189                                         }
 190                                 }
 191                         }
 192                 }
 193                 break;
 194         case D_MD_ORDER:        /* FreeBSD local extension */
 195                 ret = (char *) __get_current_time_locale(loc)->md_order;
 196                 break;
 197         default:
 198                 ret = "";
 199    }
 200    return (ret);
 201 }
 202
 203 char *
 204 nl_langinfo(nl_item item)
 205 {
 206         return nl_langinfo_l(item, __get_locale());
 207 }