ICU-375 Added code to detect system default locale in POSIX environments. Merged back from 1.4.1.2 release.
X-SVN-Rev: 1311
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Helena Chapman
parent
160a920ab9
commit
1de326b1fe
@ -116,6 +116,9 @@ static char* u_bottomNBytesOfDouble(double* d, int n);
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# define POSIX
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#endif
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#ifdef POSIX
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#include <langinfo.h>
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#endif
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/*---------------------------------------------------------------------------
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Universal Implementations
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These are designed to work on all platforms. Try these, and if they don't
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@ -1403,6 +1406,9 @@ static char* u_bottomNBytesOfDouble(double* d, int n)
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return U_IS_BIG_ENDIAN ? (char*)(d + 1) - n : (char*)d;
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}
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U_CAPI const char *
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uprv_defaultCodePageForLocale(const char *locale);
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const char* uprv_getDefaultCodepage()
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{
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#if defined(OS400)
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@ -1417,7 +1423,53 @@ const char* uprv_getDefaultCodepage()
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uprv_strcpy(codepage+2, _itoa(GetACP(), tempString, 10));
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return codepage;
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#elif defined(POSIX)
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return "LATIN_1";
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static char codesetName[100];
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char *name = NULL;
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char *euro = NULL;
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char *localeName = NULL;
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uprv_memset(codesetName, 0, 100);
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localeName = setlocale(LC_CTYPE, "");
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if (localeName != NULL)
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{
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uprv_strcpy(codesetName, localeName);
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if ((name = (uprv_strchr(codesetName, (int) '.'))) != NULL)
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{
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/* strip the locale name and look at the suffix only */
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name++;
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if ((euro = (uprv_strchr(name, (int)'@'))) != NULL)
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{
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*euro = 0;
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}
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/* if we can find the codset name from setlocale, return that. */
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if (uprv_strlen(name) != 0)
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{
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return name;
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}
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}
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}
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if (strlen(codesetName) != 0)
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{
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uprv_memset(codesetName, 0, 100);
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}
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#ifdef LINUX
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if (nl_langinfo(_NL_CTYPE_CODESET_NAME) != NULL)
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uprv_strcpy(codesetName, nl_langinfo(_NL_CTYPE_CODESET_NAME));
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#else
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if (nl_langinfo(CODESET) != NULL)
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uprv_strcpy(codesetName, nl_langinfo(CODESET));
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#endif
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if (uprv_strlen(codesetName) == 0)
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{
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/* look up in srl's table */
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uprv_strcpy(codesetName, uprv_defaultCodePageForLocale(localeName));
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}
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/* if the table lookup failed, return latin1. */
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if (uprv_strlen(codesetName) == 0)
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{
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uprv_strcpy(codesetName, "LATIN_1");
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}
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return codesetName;
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#else
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return "LATIN_1";
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#endif
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@ -1593,3 +1645,114 @@ u_errorName(UErrorCode code) {
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return "[BOGUS UErrorCode]";
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}
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}
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struct
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{
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char loc[20];
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char charmap[40];
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}
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_localeToDefaultCharmapTable [] =
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{
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/*
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See: http://czyborra.com/charsets/iso8859.html
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*/
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/* xx_XX locales first, so they will match: */
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{ "zh_CN", "gb2312" }, /* Chinese (Simplified) */
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{ "zh_TW", "Big5" }, /* Chinese (Traditional) */
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{ "af", "iso-8859-1" }, /* Afrikaans */
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{ "ar", "iso-8859-6" }, /* Arabic */
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{ "be", "iso-8859-5" }, /* Byelorussian */
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{ "bg", "iso-8859-5" }, /* Bulgarian */
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{ "ca", "iso-8859-1" }, /* Catalan */
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{ "cs", "iso-8859-2" }, /* Czech */
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{ "da", "iso-8859-1" }, /* Danish */
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{ "de", "iso-8859-1" }, /* German */
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{ "el", "iso-8859-7" }, /* Greek */
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{ "en", "iso-8859-1" }, /* English */
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{ "eo", "iso-8859-3" }, /* Esperanto */
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{ "es", "iso-8859-1" }, /* Spanish */
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{ "et", "iso-8859-4" }, /* Estonian */
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{ "eu", "iso-8859-1" }, /* basque */
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{ "fi", "iso-8859-1" }, /* Finnish */
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{ "fo", "iso-8859-1" }, /* faroese */
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{ "fr", "iso-8859-1" }, /* French */
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{ "ga", "iso-8859-1" }, /* Irish (Gaelic) */
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{ "gd", "iso-8859-1" }, /* Scottish */
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{ "he", "iso-8859-8" }, /* hebrew */
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{ "hr", "iso-8859-2" }, /* Croatian */
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{ "hu", "iso-8859-2" }, /* Hungarian */
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{ "in", "iso-8859-1" }, /* Indonesian */
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{ "is", "iso-8859-1" }, /* Icelandic */
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{ "it", "iso-8859-1" }, /* Italian */
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{ "iw", "iso-8859-8" }, /* hebrew */
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{ "ja", "Shift_JIS" }, /* Japanese [was: ja_JP ] */
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{ "ji", "iso-8859-8" }, /* Yiddish */
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{ "kl", "iso-8859-4" }, /* Greenlandic */
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{ "ko", "euc-kr" }, /* korean [was: ko_KR ] */
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{ "lt", "iso-8859-4" }, /* Lithuanian */
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{ "lv", "iso-8859-4" }, /* latvian (lettish) */
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{ "mk", "iso-8859-5" }, /* Macedonian */
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{ "mt", "iso-8859-3" }, /* Maltese */
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{ "nl", "iso-8859-1" }, /* dutch */
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{ "no", "iso-8859-1" }, /* Norwegian */
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{ "pl", "iso-8859-2" }, /* Polish */
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{ "pt", "iso-8859-1" }, /* Portugese */
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{ "rm", "iso-8859-1" }, /* Rhaeto-romance */
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{ "ro", "iso-8859-2" }, /* Romanian */
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{ "ru", "iso-8859-5" }, /* Russian */
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{ "sk", "iso-8859-2" }, /* Slovak */
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{ "sl", "iso-8859-2" }, /* Slovenian */
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{ "sq", "iso-8859-1" }, /* albanian */
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{ "sr", "iso-8859-5" }, /* Serbian */
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{ "sv", "iso-8859-1" }, /* Swedish */
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{ "sw", "iso-8859-1" }, /* Swahili */
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{ "th", "tis-620" }, /* Thai [windows-874] */
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{ "tr", "iso-8859-9" }, /* Turkish */
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{ "uk", "iso-8859-5" }, /* pre 1990 Ukranian... see: <http://czyborra.com/charsets/cyrillic.html#KOI8-U> */
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{ "zh", "Big-5" }, /* Chinese (Traditional) */
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{ "", "" }
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};
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/* Not-used list, overridden old data */
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#if 0
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/**/ { "ar", "ibm-1256" }, /* arabic */
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/**/ { "ko", "ibm-949"}, /* korean */
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/**/ { "ru", "ibm-878" }, /* Russian- koi8-r */
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/**/ { "sk", "ibm-912" },
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#endif
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U_CAPI const char *
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uprv_defaultCodePageForLocale(const char *locale)
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{
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int32_t i;
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int32_t locale_len;
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if (locale == NULL)
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{
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return NULL;
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}
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locale_len = uprv_strlen(locale);
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if(locale_len < 2)
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{
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return NULL; /* non existent. Not a complete check, but it will
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* make sure that 'c' doesn't match catalan, etc.
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**/
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}
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for(i=0; _localeToDefaultCharmapTable[i].loc[0]; i++)
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{
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if(uprv_strncmp(locale, _localeToDefaultCharmapTable[i].loc,
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uprv_min(locale_len,
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uprv_strlen(_localeToDefaultCharmapTable[i].loc)))
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== 0)
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{
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return _localeToDefaultCharmapTable[i].charmap;
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}
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}
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return NULL;
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}
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