locale/nl_langinfo-fbsd.c

   1 /*-
   2  * Copyright (c) 2001, 2003 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
  27 #include <sys/cdefs.h>
  28 __FBSDID("$FreeBSD: src/lib/libc/locale/nl_langinfo.c,v 1.17 2003/06/26 10:46:16 phantom Exp $");
  29
  30 #include "xlocale_private.h"
  31
  32 #include <langinfo.h>
  33 #include <limits.h>
  34 #include <locale.h>
  35 #include <stdlib.h>
  36 #include <string.h>
  37
  38 #include "lnumeric.h"
  39 #include "lmessages.h"
  40 #include "lmonetary.h"
  41 #include "timelocal.h"
  42
  43 #define _REL(BASE) ((int)item-BASE)
  44
  45 char *
  46 nl_langinfo_l(nl_item item, locale_t loc)
  47 {
  48    char *ret, *cs;
  49    const char *s;
  50    static char *csym = NULL;
  51
  52    NORMALIZE_LOCALE(loc);
  53    switch (item) {
  54         case CODESET:
  55                 ret = "";
  56                 if ((s = querylocale(LC_CTYPE_MASK, loc)) != NULL) {
  57                         if ((cs = strchr(s, '.')) != NULL)
  58                                 ret = cs + 1;
  59                         else if (strcmp(s, "C") == 0 ||
  60                                  strcmp(s, "POSIX") == 0)
  61                                 ret = "US-ASCII";
  62                 }
  63                 break;
  64         case D_T_FMT:
  65                 ret = (char *) __get_current_time_locale(loc)->c_fmt;
  66                 break;
  67         case D_FMT:
  68                 ret = (char *) __get_current_time_locale(loc)->x_fmt;
  69                 break;
  70         case T_FMT:
  71                 ret = (char *) __get_current_time_locale(loc)->X_fmt;
  72                 break;
  73         case T_FMT_AMPM:
  74                 ret = (char *) __get_current_time_locale(loc)->ampm_fmt;
  75                 break;
  76         case AM_STR:
  77                 ret = (char *) __get_current_time_locale(loc)->am;
  78                 break;
  79         case PM_STR:
  80                 ret = (char *) __get_current_time_locale(loc)->pm;
  81                 break;
  82         case DAY_1: case DAY_2: case DAY_3:
  83         case DAY_4: case DAY_5: case DAY_6: case DAY_7:
  84                 ret = (char*) __get_current_time_locale(loc)->weekday[_REL(DAY_1)];
  85                 break;
  86         case ABDAY_1: case ABDAY_2: case ABDAY_3:
  87         case ABDAY_4: case ABDAY_5: case ABDAY_6: case ABDAY_7:
  88                 ret = (char*) __get_current_time_locale(loc)->wday[_REL(ABDAY_1)];
  89                 break;
  90         case MON_1: case MON_2: case MON_3: case MON_4:
  91         case MON_5: case MON_6: case MON_7: case MON_8:
  92         case MON_9: case MON_10: case MON_11: case MON_12:
  93                 ret = (char*) __get_current_time_locale(loc)->month[_REL(MON_1)];
  94                 break;
  95         case ABMON_1: case ABMON_2: case ABMON_3: case ABMON_4:
  96         case ABMON_5: case ABMON_6: case ABMON_7: case ABMON_8:
  97         case ABMON_9: case ABMON_10: case ABMON_11: case ABMON_12:
  98                 ret = (char*) __get_current_time_locale(loc)->mon[_REL(ABMON_1)];
  99                 break;
 100         case ERA:
 101                 /* XXX: need to be implemented  */
 102                 ret = "";
 103                 break;
 104         case ERA_D_FMT:
 105                 /* XXX: need to be implemented  */
 106                 ret = "";
 107                 break;
 108         case ERA_D_T_FMT:
 109                 /* XXX: need to be implemented  */
 110                 ret = "";
 111                 break;
 112         case ERA_T_FMT:
 113                 /* XXX: need to be implemented  */
 114                 ret = "";
 115                 break;
 116         case ALT_DIGITS:
 117                 /* XXX: need to be implemented  */
 118                 ret = "";
 119                 break;
 120         case RADIXCHAR:
 121                 ret = (char*) __get_current_numeric_locale(loc)->decimal_point;
 122                 break;
 123         case THOUSEP:
 124                 ret = (char*) __get_current_numeric_locale(loc)->thousands_sep;
 125                 break;
 126         case YESEXPR:
 127                 ret = (char*) __get_current_messages_locale(loc)->yesexpr;
 128                 break;
 129         case NOEXPR:
 130                 ret = (char*) __get_current_messages_locale(loc)->noexpr;
 131                 break;
 132         /*
 133          * YESSTR and NOSTR items marked with LEGACY are available, but not
 134          * recomended by SUSv2 to be used in portable applications since
 135          * they're subject to remove in future specification editions.
 136          */
 137         case YESSTR:            /* LEGACY  */
 138                 ret = (char*) __get_current_messages_locale(loc)->yesstr;
 139                 break;
 140         case NOSTR:             /* LEGACY  */
 141                 ret = (char*) __get_current_messages_locale(loc)->nostr;
 142                 break;
 143         /*
 144          * SUSv2 special formatted currency string
 145          */
 146         case CRNCYSTR:
 147                 ret = "";
 148                 cs = (char*) __get_current_monetary_locale(loc)->currency_symbol;
 149                 if (*cs != '\0') {
 150                         char pos = localeconv_l(loc)->p_cs_precedes;
 151
 152                         if (pos == localeconv_l(loc)->n_cs_precedes) {
 153                                 char psn = '\0';
 154
 155                                 if (pos == CHAR_MAX) {
 156                                         if (strcmp(cs, __get_current_monetary_locale(loc)->mon_decimal_point) == 0)
 157                                                 psn = '.';
 158                                 } else
 159                                         psn = pos ? '-' : '+';
 160                                 if (psn != '\0') {
 161                                         int clen = strlen(cs);
 162
 163                                         if ((csym = reallocf(csym, clen + 2)) != NULL) {
 164                                                 *csym = psn;
 165                                                 strcpy(csym + 1, cs);
 166                                                 ret = csym;
 167                                         }
 168                                 }
 169                         }
 170                 }
 171                 break;
 172         case D_MD_ORDER:        /* FreeBSD local extension */
 173                 ret = (char *) __get_current_time_locale(loc)->md_order;
 174                 break;
 175         default:
 176                 return "";      /* do not consult POSIX */
 177    }
 178    if (ret && !ret[0] && item != D_MD_ORDER && item != CODESET && loc != _c_locale) {
 179        ret = nl_langinfo_l(item, _c_locale);
 180    }
 181    return (ret);
 182 }
 183
 184 char *
 185 nl_langinfo(nl_item item)
 186 {
 187         return (nl_langinfo_l(item, __current_locale()));
 188 }