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Retro68/gcc/newlib/libc/locale/nl_langinfo.c
Wolfgang Thaller 1c3ad08d54 add libgloss and newlib 1.20.0 to gcc directory
2012-03-27 01:51:53 +02:00

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/*-
* Copyright (c) 2001 Alexey Zelkin <phantom@FreeBSD.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#include <locale.h>
#include <langinfo.h>
#include <limits.h>
#include <stdlib.h>
#include <string.h>
#include "lctype.h"
#include "timelocal.h"
#include "lnumeric.h"
#include "lmonetary.h"
#include "lmessages.h"
#ifndef __CYGWIN__
#define TRANSITION_PERIOD_HACK
#endif
#undef offsetoff
#define _O(TYPE, MEMBER) __builtin_offsetof (TYPE, MEMBER)
#define _NLITEM(cat,memb) { { cat:__get_current_##cat##_locale }, \
_O (struct lc_##cat##_T, memb) }
#ifdef __HAVE_LOCALE_INFO_EXTENDED__
static struct _nl_item_t
{
union {
struct lc_ctype_T * (*ctype)(void);
struct lc_time_T * (*time)(void);
struct lc_numeric_T * (*numeric)(void);
struct lc_monetary_T * (*monetary)(void);
struct lc_messages_T * (*messages)(void);
void * (*base)(void);
};
_off_t offset;
} nl_ext[] =
{
/* First element has an nl_item value of _NL_LOCALE_EXTENDED_FIRST_ENTRY */
_NLITEM (ctype, outdigits[0]),
_NLITEM (ctype, outdigits[1]),
_NLITEM (ctype, outdigits[2]),
_NLITEM (ctype, outdigits[3]),
_NLITEM (ctype, outdigits[4]),
_NLITEM (ctype, outdigits[5]),
_NLITEM (ctype, outdigits[6]),
_NLITEM (ctype, outdigits[7]),
_NLITEM (ctype, outdigits[8]),
_NLITEM (ctype, outdigits[9]),
_NLITEM (ctype, woutdigits[0]),
_NLITEM (ctype, woutdigits[1]),
_NLITEM (ctype, woutdigits[2]),
_NLITEM (ctype, woutdigits[3]),
_NLITEM (ctype, woutdigits[4]),
_NLITEM (ctype, woutdigits[5]),
_NLITEM (ctype, woutdigits[6]),
_NLITEM (ctype, woutdigits[7]),
_NLITEM (ctype, woutdigits[8]),
_NLITEM (ctype, woutdigits[9]),
_NLITEM (time, codeset),
_NLITEM (time, wmon[1]),
_NLITEM (time, wmon[2]),
_NLITEM (time, wmon[3]),
_NLITEM (time, wmon[4]),
_NLITEM (time, wmon[5]),
_NLITEM (time, wmon[6]),
_NLITEM (time, wmon[7]),
_NLITEM (time, wmon[8]),
_NLITEM (time, wmon[9]),
_NLITEM (time, wmon[10]),
_NLITEM (time, wmon[11]),
_NLITEM (time, wmon[12]),
_NLITEM (time, wmonth[1]),
_NLITEM (time, wmonth[2]),
_NLITEM (time, wmonth[3]),
_NLITEM (time, wmonth[4]),
_NLITEM (time, wmonth[5]),
_NLITEM (time, wmonth[6]),
_NLITEM (time, wmonth[7]),
_NLITEM (time, wmonth[8]),
_NLITEM (time, wmonth[9]),
_NLITEM (time, wmonth[10]),
_NLITEM (time, wmonth[11]),
_NLITEM (time, wmonth[12]),
_NLITEM (time, wwday[1]),
_NLITEM (time, wwday[2]),
_NLITEM (time, wwday[3]),
_NLITEM (time, wwday[4]),
_NLITEM (time, wwday[5]),
_NLITEM (time, wwday[6]),
_NLITEM (time, wwday[7]),
_NLITEM (time, wweekday[1]),
_NLITEM (time, wweekday[2]),
_NLITEM (time, wweekday[3]),
_NLITEM (time, wweekday[4]),
_NLITEM (time, wweekday[5]),
_NLITEM (time, wweekday[6]),
_NLITEM (time, wweekday[7]),
_NLITEM (time, wX_fmt),
_NLITEM (time, wx_fmt),
_NLITEM (time, wc_fmt),
_NLITEM (time, wam_pm[0]),
_NLITEM (time, wam_pm[1]),
_NLITEM (time, wdate_fmt),
_NLITEM (time, wampm_fmt),
_NLITEM (time, wera),
_NLITEM (time, wera_d_fmt),
_NLITEM (time, wera_d_t_fmt),
_NLITEM (time, wera_t_fmt),
_NLITEM (time, walt_digits),
_NLITEM (numeric, codeset),
_NLITEM (numeric, grouping),
_NLITEM (numeric, wdecimal_point),
_NLITEM (numeric, wthousands_sep),
_NLITEM (monetary, int_curr_symbol),
_NLITEM (monetary, currency_symbol),
_NLITEM (monetary, mon_decimal_point),
_NLITEM (monetary, mon_thousands_sep),
_NLITEM (monetary, mon_grouping),
_NLITEM (monetary, positive_sign),
_NLITEM (monetary, negative_sign),
_NLITEM (monetary, int_frac_digits),
_NLITEM (monetary, frac_digits),
_NLITEM (monetary, p_cs_precedes),
_NLITEM (monetary, p_sep_by_space),
_NLITEM (monetary, n_cs_precedes),
_NLITEM (monetary, n_sep_by_space),
_NLITEM (monetary, p_sign_posn),
_NLITEM (monetary, n_sign_posn),
_NLITEM (monetary, int_p_cs_precedes),
_NLITEM (monetary, int_p_sep_by_space),
_NLITEM (monetary, int_n_cs_precedes),
_NLITEM (monetary, int_n_sep_by_space),
_NLITEM (monetary, int_p_sign_posn),
_NLITEM (monetary, int_n_sign_posn),
_NLITEM (monetary, codeset),
_NLITEM (monetary, wint_curr_symbol),
_NLITEM (monetary, wcurrency_symbol),
_NLITEM (monetary, wmon_decimal_point),
_NLITEM (monetary, wmon_thousands_sep),
_NLITEM (monetary, wpositive_sign),
_NLITEM (monetary, wnegative_sign),
_NLITEM (messages, codeset),
_NLITEM (messages, wyesexpr),
_NLITEM (messages, wnoexpr),
_NLITEM (messages, wyesstr),
_NLITEM (messages, wnostr),
};
#endif /* __HAVE_LOCALE_INFO_EXTENDED__ */
#define _REL(BASE) ((int)item-BASE)
extern char *__locale_charset ();
char *
_DEFUN(nl_langinfo, (item),
nl_item item) {
char *ret, *s, *cs;
static char *csym = NULL;
#ifdef TRANSITION_PERIOD_HACK
static char *cset = NULL;
#endif /* TRANSITION_PERIOD_HACK */
char *nptr;
switch (item) {
#ifdef __HAVE_LOCALE_INFO__
case _NL_MESSAGES_CODESET:
ret = (char *) __get_current_messages_locale ()->codeset;
goto do_codeset;
#ifdef __HAVE_LOCALE_INFO_EXTENDED__
case _NL_TIME_CODESET:
ret = (char *) __get_current_time_locale ()->codeset;
goto do_codeset;
case _NL_NUMERIC_CODESET:
ret = (char *) __get_current_numeric_locale ()->codeset;
goto do_codeset;
case _NL_MONETARY_CODESET:
ret = (char *) __get_current_monetary_locale ()->codeset;
goto do_codeset;
#ifdef __CYGWIN__
case _NL_COLLATE_CODESET:
{
extern const char *__get_current_collate_codeset (void);
ret = (char *) __get_current_collate_codeset ();
goto do_codeset;
}
#endif /* __CYGWIN__ */
#endif /* __HAVE_LOCALE_INFO_EXTENDED__ */
#endif /* __HAVE_LOCALE_INFO__ */
case CODESET:
#ifdef __CYGWIN__
ret = __locale_charset ();
#endif
do_codeset:
#ifdef __CYGWIN__
/* Convert charset to Linux compatible codeset string. */
if (ret[0] == 'A'/*SCII*/)
ret = "ANSI_X3.4-1968";
else if (ret[0] == 'E')
{
if (strcmp (ret, "EUCJP") == 0)
ret = "EUC-JP";
else if (strcmp (ret, "EUCKR") == 0)
ret = "EUC-KR";
else if (strcmp (ret, "EUCCN") == 0)
ret = "GB2312";
}
else if (ret[0] == 'C'/*Pxxxx*/)
{
if (strcmp (ret + 2, "874") == 0)
ret = "TIS-620";
else if (strcmp (ret + 2, "20866") == 0)
ret = "KOI8-R";
else if (strcmp (ret + 2, "21866") == 0)
ret = "KOI8-U";
else if (strcmp (ret + 2, "101") == 0)
ret = "GEORGIAN-PS";
else if (strcmp (ret + 2, "102") == 0)
ret = "PT154";
}
else if (ret[0] == 'S'/*JIS*/)
{
/* Cygwin uses MSFT's implementation of SJIS, which differs
in some codepoints from the real thing, especially
0x5c: yen sign instead of backslash,
0x7e: overline instead of tilde.
We can't use the real SJIS since otherwise Win32
pathnames would become invalid. OTOH, if we return
"SJIS" here, then libiconv will do mb<->wc conversion
differently to our internal functions. Therefore we
return what we really implement, CP932. This is handled
fine by libiconv. */
ret = "CP932";
}
#else
ret = "";
if ((s = setlocale(LC_CTYPE, NULL)) != NULL) {
if ((cs = strchr(s, '.')) != NULL) {
ret = cs + 1;
#ifdef TRANSITION_PERIOD_HACK
if (strncmp(ret, "ISO_", 4) == 0) {
int slen = strlen(ret);
nptr = realloc(cset, slen);
if (!nptr && cset)
free (cset);
cset = nptr;
if (cset != NULL) {
strcpy(cset, "ISO");
strcat(cset, ret + 4);
ret = cset;
} else
ret = "";
} else if (strcmp(ret, "EUC") == 0) {
if (strncmp(s, "ja_JP", 5) == 0)
ret = "eucJP";
else if (strncmp(s, "ko_KR", 5) == 0)
ret = "eucKR";
else if (strncmp(s, "zh_CN", 5) == 0)
ret = "eucCN";
} else if (strcmp(ret, "ASCII") == 0)
ret = "US-ASCII";
#endif /* TRANSITION_PERIOD_HACK */
} else if (strcmp(s, "C") == 0 ||
strcmp(s, "POSIX") == 0
#ifdef TRANSITION_PERIOD_HACK
|| strstr(s, "ASCII") != NULL
#endif /* TRANSITION_PERIOD_HACK */
)
ret = "US-ASCII";
}
#endif /* __CYGWIN__ */
break;
case D_T_FMT:
ret = (char *) __get_current_time_locale()->c_fmt;
break;
case D_FMT:
ret = (char *) __get_current_time_locale()->x_fmt;
break;
case T_FMT:
ret = (char *) __get_current_time_locale()->X_fmt;
break;
case T_FMT_AMPM:
ret = (char *) __get_current_time_locale()->ampm_fmt;
break;
case AM_STR:
ret = (char *) __get_current_time_locale()->am_pm[0];
break;
case PM_STR:
ret = (char *) __get_current_time_locale()->am_pm[1];
break;
case DAY_1: case DAY_2: case DAY_3:
case DAY_4: case DAY_5: case DAY_6: case DAY_7:
ret = (char*) __get_current_time_locale()->weekday[_REL(DAY_1)];
break;
case ABDAY_1: case ABDAY_2: case ABDAY_3:
case ABDAY_4: case ABDAY_5: case ABDAY_6: case ABDAY_7:
ret = (char*) __get_current_time_locale()->wday[_REL(ABDAY_1)];
break;
case MON_1: case MON_2: case MON_3: case MON_4:
case MON_5: case MON_6: case MON_7: case MON_8:
case MON_9: case MON_10: case MON_11: case MON_12:
ret = (char*) __get_current_time_locale()->month[_REL(MON_1)];
break;
case ABMON_1: case ABMON_2: case ABMON_3: case ABMON_4:
case ABMON_5: case ABMON_6: case ABMON_7: case ABMON_8:
case ABMON_9: case ABMON_10: case ABMON_11: case ABMON_12:
ret = (char*) __get_current_time_locale()->mon[_REL(ABMON_1)];
break;
case ERA:
ret = (char*) __get_current_time_locale()->era;
break;
case ERA_D_FMT:
ret = (char*) __get_current_time_locale()->era_d_fmt;
break;
case ERA_D_T_FMT:
ret = (char*) __get_current_time_locale()->era_d_t_fmt;
break;
case ERA_T_FMT:
ret = (char*) __get_current_time_locale()->era_t_fmt;
break;
case ALT_DIGITS:
ret = (char*) __get_current_time_locale()->alt_digits;
break;
case _DATE_FMT: /* GNU extension */
ret = (char*) __get_current_time_locale()->date_fmt;
break;
case RADIXCHAR:
ret = (char*) __get_current_numeric_locale()->decimal_point;
break;
case THOUSEP:
ret = (char*) __get_current_numeric_locale()->thousands_sep;
break;
case YESEXPR:
ret = (char*) __get_current_messages_locale()->yesexpr;
break;
case NOEXPR:
ret = (char*) __get_current_messages_locale()->noexpr;
break;
/*
* All items marked with LEGACY are available, but not recomended
* by SUSv2 to be used in portable applications since they're subject
* to remove in future specification editions
*/
case YESSTR: /* LEGACY */
ret = (char*) __get_current_messages_locale()->yesstr;
break;
case NOSTR: /* LEGACY */
ret = (char*) __get_current_messages_locale()->nostr;
break;
case CRNCYSTR:
ret = "";
cs = (char*) __get_current_monetary_locale()->currency_symbol;
if (*cs != '\0') {
char pos = localeconv()->p_cs_precedes;
if (pos == localeconv()->n_cs_precedes) {
char psn = '\0';
if (pos == CHAR_MAX) {
if (strcmp(cs, __get_current_monetary_locale()->mon_decimal_point) == 0)
psn = '.';
} else
psn = pos ? '-' : '+';
if (psn != '\0') {
int clen = strlen(cs);
nptr = realloc(csym, clen + 2);
if (!nptr && csym)
free (csym);
csym = nptr;
if (csym != NULL) {
*csym = psn;
strcpy(csym + 1, cs);
ret = csym;
}
}
}
}
break;
case D_MD_ORDER: /* local extension */
ret = (char *) __get_current_time_locale()->md_order;
break;
#ifdef __HAVE_LOCALE_INFO__
case _NL_CTYPE_MB_CUR_MAX:
ret = (char *) __get_current_ctype_locale()->mb_cur_max;
break;
#endif
default:
#ifdef __HAVE_LOCALE_INFO_EXTENDED__
if (item > _NL_LOCALE_EXTENDED_FIRST_ENTRY
&& item < _NL_LOCALE_EXTENDED_LAST_ENTRY) {
int idx = item - _NL_LOCALE_EXTENDED_FIRST_ENTRY - 1;
return *(char **) ((char *) (*nl_ext[idx].base)()
+ nl_ext[idx].offset);
}
#endif
ret = "";
}
return (ret);
}
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