scuffed-code/icu4c/source/common/uloc.c
2003-10-15 05:30:32 +00:00

1865 lines
64 KiB
C

/*
**********************************************************************
* Copyright (C) 1997-2003, International Business Machines
* Corporation and others. All Rights Reserved.
**********************************************************************
*
* File ULOC.CPP
*
* Modification History:
*
* Date Name Description
* 04/01/97 aliu Creation.
* 08/21/98 stephen JDK 1.2 sync
* 12/08/98 rtg New Locale implementation and C API
* 03/15/99 damiba overhaul.
* 04/06/99 stephen changed setDefault() to realloc and copy
* 06/14/99 stephen Changed calls to ures_open for new params
* 07/21/99 stephen Modified setDefault() to propagate to C++
*****************************************************************************/
/*
POSIX's locale format, from putil.c: [no spaces]
ll [ _CC ] [ . MM ] [ @ VV]
l = lang, C = ctry, M = charmap, V = variant
*/
#include "unicode/utypes.h"
#include "unicode/ustring.h"
#include "unicode/uloc.h"
#include "ustr_imp.h"
#include "uresimp.h"
#include "umutex.h"
#include "cstring.h"
#include "cmemory.h"
#include "ucln_cmn.h"
#include "locmap.h"
#include "uarrsort.h"
#include "uenumimp.h"
/****************************************************************************
Global variable and type definitions
*****************************************************************************/
/* Locale stuff from locid.cpp */
U_CFUNC void locale_set_default(const char *id);
U_CFUNC const char *locale_get_default(void);
/* These strings describe the resources we attempt to load from
the locale ResourceBundle data file.*/
static const char _kLanguages[] = "Languages";
static const char _kScripts[] = "Scripts";
static const char _kCountries[] = "Countries";
static const char _kVariants[] = "Variants";
static const char _kKeys[] = "Keys";
static const char _kIndexLocaleName[] = "res_index";
static const char _kIndexTag[] = "InstalledLocales";
static char** _installedLocales = NULL;
static int32_t _installedLocalesCount = 0;
/* tables updated per http://www.egt.ie/standards/iso639
and http://lcweb.loc.gov/standards/iso639-2/
to include the revisions up to 2001/7/27 *CWB*/
/* The 3 character codes are the terminology codes like RFC 3066.
This is compatible with prior ICU codes */
/* "in" "iw" "ji" "jw" & "sh" have been withdrawn but are still in
the table but now at the end of the table because
3 character codes are duplicates. This avoids bad searches
going from 3 to 2 character codes.*/
/* The range qaa-qtz is reserved for local use. */
/* This list MUST be in sorted order, and MUST contain the two-letter codes
if one exists otherwise use the three letter code */
static const char * const _languages[] = {
"aa", "ab", "ace", "ach", "ada", "ae", "af", "afa",
"afh", "ak", "akk", "ale", "alg", "am", "ang", "apa",
"ar", "arc", "arn", "arp", "art", "arw", "as", "ast",
"ath", "aus", "av", "awa", "ay", "az", "ba", "bad",
"bai", "bal", "bam", "ban", "bas", "bat", "be", "bej",
"bem", "ber", "bg", "bh", "bho", "bi", "bik", "bin",
"bla", "bm", "bn", "bnt", "bo", "br", "bra", "bs",
"btk", "bua", "bug", "ca", "cad", "cai", "car", "cau",
"ce", "ceb", "cel", "ch", "chb", "chg", "chk", "chm",
"chn", "cho", "chp", "chr", "chy", "cmc", "co", "cop",
"cpe", "cpf", "cpp", "cre", "crp", "cs", "cu", "cus",
"cv", "cy", "da", "dak", "day", "de", "del", "den",
"dgr", "din", "doi", "dra", "dua", "dum", "dv", "dyu",
"dz", "ee", "efi", "egy", "eka", "el", "elx", "en",
"enm", "eo", "es", "et", "eu", "ewe", "ewo", "fa",
"fan", "fat", "ff", "fi", "fiu", "fj", "fo", "fon",
"fr", "frm", "fro", "fur", "fy", "ga", "gaa", "gay",
"gba", "gd", "gem", "gez", "gil", "gl", "gmh", "gn",
"goh", "gon", "gor", "got", "grb", "grc", "gu", "gv",
"gwi", "ha", "hai", "haw", "he", "hi", "hil", "him",
"hit", "hmn", "ho", "hr", "hu", "hup", "hy", "hz",
"ia", "iba", "id", "ie", "ig", "ii", "ijo", "ik",
"ilo", "inc", "ine", "inh", "ira", "iro", "is", "it",
"iu", "ja", "jpr", "jrb", "jv", "ka", "kaa", "kab",
"kac", "kam", "kar", "kaw", "kbd", "kg", "kha", "khi",
"kho", "ki", "kj", "kk", "kl", "km", "kmb", "kn",
"ko", "kok", "kos", "kpe", "kr", "kro", "kru", "ks",
"ku", "kum", "kut", "kv", "kw", "ky", "la", "lad",
"lah", "lam", "lb", "lez", "lg", "ln", "lo", "lol",
"loz", "lt", "lu", "lua", "lui", "lun", "luo", "lus",
"lv", "mad", "mag", "mai", "mak", "man", "map", "mas",
"mdr", "men", "mg", "mga", "mh", "mi", "mic", "min",
"mis", "mk", "mkh", "ml", "mn", "mnc", "mni", "mno",
"mo", "moh", "mos", "mr", "ms", "mt", "mul", "mun",
"mus", "mwr", "my", "myn", "na", "nah", "nai", "nap",
"nb", "nd", "nds", "ne", "new", "ng", "nia", "nic",
"niu", "nl", "nn", "no", "non", "nr", "nso", "nub",
"nv", "ny", "nym", "nyn", "nyo", "nzi", "oc", "oj",
"om", "or", "os", "osa", "ota", "oto", "pa", "paa",
"pag", "pal", "pam", "pap", "pau", "peo", "phi", "phn",
"pi", "pl", "pon", "pra", "pro", "ps", "pt", "qu",
"raj", "rap", "rar", "rm", "rn", "ro", "roa", "rom",
"ru", "rw", "sa", "sad", "sah", "sai", "sal", "sam",
"sas", "sat", "sc", "sco", "sd", "se", "sel", "sem",
"sg", "sga", "sgn", "shn", "si", "sid", "sio", "sit",
"sk", "sl", "sla", "sm", "sma", "smi", "smj", "smn",
"sms", "sn", "snk", "so", "sog", "son", "sq", "sr",
"srr", "ss", "ssa", "st", "su", "suk", "sus", "sux",
"sv", "sw", "syr", "ta", "tai", "te", "tem", "ter",
"tet", "tg", "th", "ti", "tig", "tiv", "tk", "tkl",
"tl", "tli", "tmh", "tn", "to", "tog", "tpi", "tr",
"ts", "tsi", "tt", "tum", "tup", "tut", "tvl", "tw",
"ty", "tyv", "ug", "uga", "uk", "umb", "und", "ur",
"uz", "vai", "ve", "vi", "vo", "vot", "wa", "wak",
"wal", "war", "was", "wen", "wo", "xh", "yao", "yap",
"yi", "yo", "ypk", "za", "zap", "zen", "zh", "znd",
"zu", "zun",
NULL,
"in", "iw", "ji", "jw", "sh", /* obsolete language codes */
NULL
};
/* This list MUST contain a three-letter code for every two-letter code in the
list above, and they MUST ne in the same order (i.e., the same language must
be in the same place in both lists)! */
static const char * const _languages3[] = {
/* "aa", "ab", "ace", "ach", "ada", "ae", "af", "afa", */
"aar", "abk", "ace", "ach", "ada", "ave", "afr", "afa",
/* "afh", "ak", "akk", "ale", "alg", "am", "ang", "apa", */
"afh", "aka", "akk", "ale", "alg", "amh", "ang", "apa",
/* "ar", "arc", "arn", "arp", "art", "arw", "as", "ast", */
"ara", "arc", "arn", "arp", "art", "arw", "asm", "ast",
/* "ath", "aus", "av", "awa", "ay", "az", "ba", "bad", */
"ath", "aus", "ava", "awa", "aym", "aze", "bak", "bad",
/* "bai", "bal", "bam", "ban", "bas", "bat", "be", "bej", */
"bai", "bal", "bam", "ban", "bas", "bat", "bel", "bej",
/* "bem", "ber", "bg", "bh", "bho", "bi", "bik", "bin", */
"bem", "ber", "bul", "bih", "bho", "bis", "bik", "bin",
/* "bla", "bm", "bn", "bnt", "bo", "br", "bra", "bs", */
"bla", "bm", "ben", "bnt", "bod", "bre", "bra", "bos",
/* "btk", "bua", "bug", "ca", "cad", "cai", "car", "cau", */
"btk", "bua", "bug", "cat", "cad", "cai", "car", "cau",
/* "ce", "ceb", "cel", "ch", "chb", "chg", "chk", "chm", */
"che", "ceb", "cel", "cha", "chb", "chg", "chk", "chm",
/* "chn", "cho", "chp", "chr", "chy", "cmc", "co", "cop", */
"chn", "cho", "chp", "chr", "chy", "cmc", "cos", "cop",
/* "cpe", "cpf", "cpp", "cre", "crp", "cs", "cu", "cus", */
"cpe", "cpf", "cpp", "cre", "crp", "ces", "chu", "cus",
/* "cv", "cy", "da", "dak", "day", "de", "del", "den", */
"chv", "cym", "dan", "dak", "day", "deu", "del", "den",
/* "dgr", "din", "doi", "dra", "dua", "dum", "dv", "dyu", */
"dgr", "din", "doi", "dra", "dua", "dum", "div", "dyu",
/* "dz", "ee", "efi", "egy", "eka", "el", "elx", "en", */
"dzo", "ewe", "efi", "egy", "eka", "ell", "elx", "eng",
/* "enm", "eo", "es", "et", "eu", "ewe", "ewo", "fa", */
"enm", "epo", "spa", "est", "eus", "ewe", "ewo", "fas",
/* "fan", "fat", "ff", "fi", "fiu", "fj", "fo", "fon", */
"fan", "fat", "ful", "fin", "fiu", "fij", "fao", "fon",
/* "fr", "frm", "fro", "fur", "fy", "ga", "gaa", "gay", */
"fra", "frm", "fro", "fur", "fry", "gle", "gaa", "gay",
/* "gba", "gd", "gem", "gez", "gil", "gl", "gmh", "gn", */
"gba", "gla", "gem", "gez", "gil", "glg", "gmh", "grn",
/* "goh", "gon", "gor", "got", "grb", "grc", "gu", "gv", */
"goh", "gon", "gor", "got", "grb", "grc", "guj", "glv",
/* "gwi", "ha", "hai", "haw", "he", "hi", "hil", "him", */
"gwi", "hau", "hai", "haw", "heb", "hin", "hil", "him",
/* "hit", "hmn", "ho", "hr", "hu", "hup", "hy", "hz", */
"hit", "hmn", "hmo", "hrv", "hun", "hup", "hye", "her",
/* "ia", "iba", "id", "ie", "ig", "ii", "ijo", "ik", */
"ina", "iba", "ind", "ile", "ibo", "iii", "ijo", "ipk",
/* "ilo", "inc", "ine", "inh", "ira", "iro", "is", "it", */
"ilo", "inc", "ine", "inh", "ira", "iro", "isl", "ita",
/* "iu", "ja", "jpr", "jrb", "jv", "ka", "kaa", "kab", */
"iku", "jpn", "jpr", "jrb", "jaw", "kat", "kaa", "kab",
/* "kac", "kam", "kar", "kaw", "kbd", "kg", "kha", "khi", */
"kac", "kam", "kar", "kaw", "kbd", "kon", "kha", "khi",
/* "kho", "ki", "kj", "kk", "kl", "km", "kmb", "kn", */
"kho", "kik", "kua", "kaz", "kal", "khm", "kmb", "kan",
/* "ko", "kok", "kos", "kpe", "kr", "kro", "kru", "ks", */
"kor", "kok", "kos", "kpe", "kau", "kro", "kru", "kas",
/* "ku", "kum", "kut", "kv", "kw", "ky", "la", "lad", */
"kur", "kum", "kut", "kom", "cor", "kir", "lat", "lad",
/* "lah", "lam", "lb", "lez", "lg", "ln", "lo", "lol", */
"lah", "lam", "ltz", "lez", "lug", "lin", "lao", "lol",
/* "loz", "lt", "lu", "lua", "lui", "lun", "luo", "lus", */
"loz", "lit", "lub", "lua", "lui", "lun", "luo", "lus",
/* "lv", "mad", "mag", "mai", "mak", "man", "map", "mas", */
"lav", "mad", "mag", "mai", "mak", "man", "map", "mas",
/* "mdr", "men", "mg", "mga", "mh", "mi", "mic", "min", */
"mdr", "men", "mlg", "mga", "mah", "mri", "mic", "min",
/* "mis", "mk", "mkh", "ml", "mn", "mnc", "mni", "mno", */
"mis", "mkd", "mkh", "mal", "mon", "mnc", "mni", "mno",
/* "mo", "moh", "mos", "mr", "ms", "mt", "mul", "mun", */
"mol", "moh", "mos", "mar", "msa", "mlt", "mul", "mun",
/* "mus", "mwr", "my", "myn", "na", "nah", "nai", "nap", */
"mus", "mwr", "mya", "myn", "nau", "nah", "nai", "nap",
/* "nb", "nd", "nds", "ne", "new", "ng", "nia", "nic", */
"nob", "nde", "nds", "nep", "new", "ndo", "nia", "nic",
/* "niu", "nl", "nn", "no", "non", "nr", "nso", "nub", */
"niu", "nld", "nno", "nor", "non", "nbl", "nso", "nub",
/* "nv", "ny", "nym", "nyn", "nyo", "nzi", "oc", "oj", */
"nav", "nya", "nym", "nyn", "nyo", "nzi", "oci", "oji",
/* "om", "or", "os", "osa", "ota", "oto", "pa", "paa", */
"orm", "ori", "oss", "osa", "ota", "oto", "pan", "paa",
/* "pag", "pal", "pam", "pap", "pau", "peo", "phi", "phn", */
"pag", "pal", "pam", "pap", "pau", "peo", "phi", "phn",
/* "pi", "pl", "pon", "pra", "pro", "ps", "pt", "qu", */
"pli", "pol", "pon", "pra", "pro", "pus", "por", "que",
/* "raj", "rap", "rar", "rm", "rn", "ro", "roa", "rom", */
"raj", "rap", "rar", "roh", "run", "ron", "roa", "rom",
/* "ru", "rw", "sa", "sad", "sah", "sai", "sal", "sam", */
"rus", "kin", "san", "sad", "sah", "sai", "sal", "sam",
/* "sas", "sat", "sc", "sco", "sd", "se", "sel", "sem", */
"sas", "sat", "srd", "sco", "snd", "sme", "sel", "sem",
/* "sg", "sga", "sgn", "shn", "si", "sid", "sio", "sit", */
"sag", "sga", "sgn", "shn", "sin", "sid", "sio", "sit",
/* "sk", "sl", "sla", "sm", "sma", "smi", "smj", "smn", */
"slk", "slv", "sla", "smo", "sma", "smi", "smj", "smn",
/* "sms", "sn", "snk", "so", "sog", "son", "sq", "sr", */
"sms", "sna", "snk", "som", "sog", "son", "sqi", "srp",
/* "srr", "ss", "ssa", "st", "su", "suk", "sus", "sux", */
"srr", "ssw", "ssa", "sot", "sun", "suk", "sus", "sux",
/* "sv", "sw", "syr", "ta", "tai", "te", "tem", "ter", */
"swe", "swa", "syr", "tam", "tai", "tel", "tem", "ter",
/* "tet", "tg", "th", "ti", "tig", "tiv", "tk", "tkl", */
"tet", "tgk", "tha", "tir", "tig", "tiv", "tuk", "tkl",
/* "tl", "tli", "tmh", "tn", "to", "tog", "tpi", "tr", */
"tgl", "tli", "tmh", "tsn", "ton", "tog", "tpi", "tur",
/* "ts", "tsi", "tt", "tum", "tup", "tut", "tvl", "tw", */
"tso", "tsi", "tat", "tum", "tup", "tut", "tvl", "twi",
/* "ty", "tyv", "ug", "uga", "uk", "umb", "und", "ur", */
"tah", "tyv", "uig", "uga", "ukr", "umb", "und", "urd",
/* "uz", "vai", "ve", "vi", "vo", "vot", "wa", "wak", */
"uzb", "vai", "ven", "vie", "vol", "vot", "wln", "wak",
/* "wal", "war", "was", "wen", "wo", "xh", "yao", "yap", */
"wal", "war", "was", "wen", "wol", "xho", "yao", "yap",
/* "yi", "yo", "ypk", "za", "zap", "zen", "zh", "znd", */
"yid", "yor", "ypk", "zha", "zap", "zen", "zho", "znd",
/* "zu", "zun", */
"zul", "zun",
NULL,
/* "in", "iw", "ji", "jw", "sh", */
"ind", "heb", "yid", "jaw", "srp",
NULL
};
/* ZR(ZAR) is now CD(COD) and FX(FXX) is PS(PSE) as per
http://www.evertype.com/standards/iso3166/iso3166-1-en.html
added new codes keeping the old ones for compatibility
updated to include 1999/12/03 revisions *CWB*/
/* RO(ROM) is now RO(ROU) according to
http://www.iso.org/iso/en/prods-services/iso3166ma/03updates-on-iso-3166/nlv3e-rou.html
*/
/* This list MUST be in sorted order, and MUST contain only two-letter codes! */
static const char * const _countries[] = {
"AD", "AE", "AF", "AG", "AI", "AL", "AM", "AN",
"AO", "AQ", "AR", "AS", "AT", "AU", "AW", "AZ",
"BA", "BB", "BD", "BE", "BF", "BG", "BH", "BI",
"BJ", "BM", "BN", "BO", "BR", "BS", "BT", "BV",
"BW", "BY", "BZ", "CA", "CC", "CD", "CF", "CG",
"CH", "CI", "CK", "CL", "CM", "CN", "CO", "CR",
"CU", "CV", "CX", "CY", "CZ", "DE", "DJ", "DK",
"DM", "DO", "DZ", "EC", "EE", "EG", "EH", "ER",
"ES", "ET", "FI", "FJ", "FK", "FM", "FO", "FR",
"GA", "GB", "GD", "GE", "GF", "GH", "GI", "GL",
"GM", "GN", "GP", "GQ", "GR", "GS", "GT", "GU",
"GW", "GY", "HK", "HM", "HN", "HR", "HT", "HU",
"ID", "IE", "IL", "IN", "IO", "IQ", "IR", "IS",
"IT", "JM", "JO", "JP", "KE", "KG", "KH", "KI",
"KM", "KN", "KP", "KR", "KW", "KY", "KZ", "LA",
"LB", "LC", "LI", "LK", "LR", "LS", "LT", "LU",
"LV", "LY", "MA", "MC", "MD", "MG", "MH", "MK",
"ML", "MM", "MN", "MO", "MP", "MQ", "MR", "MS",
"MT", "MU", "MV", "MW", "MX", "MY", "MZ", "NA",
"NC", "NE", "NF", "NG", "NI", "NL", "NO", "NP",
"NR", "NU", "NZ", "OM", "PA", "PE", "PF", "PG",
"PH", "PK", "PL", "PM", "PN", "PR", "PS", "PT",
"PW", "PY", "QA", "RE", "RO", "RU", "RW", "SA",
"SB", "SC", "SD", "SE", "SG", "SH", "SI", "SJ",
"SK", "SL", "SM", "SN", "SO", "SR", "ST", "SV",
"SY", "SZ", "TC", "TD", "TF", "TG", "TH", "TJ",
"TK", "TL", "TM", "TN", "TO", "TR", "TT", "TV",
"TW", "TZ", "UA", "UG", "UM", "US", "UY", "UZ",
"VA", "VC", "VE", "VG", "VI", "VN", "VU", "WF",
"WS", "YE", "YT", "YU", "ZA", "ZM", "ZW",
NULL,
"FX", "RO", "TP", "ZR", /* obsolete country codes */
NULL
};
/* This list MUST contain a three-letter code for every two-letter code in
the above list, and they MUST be listed in the same order! */
static const char * const _countries3[] = {
/* "AD", "AE", "AF", "AG", "AI", "AL", "AM", "AN", */
"AND", "ARE", "AFG", "ATG", "AIA", "ALB", "ARM", "ANT",
/* "AO", "AQ", "AR", "AS", "AT", "AU", "AW", "AZ", */
"AGO", "ATA", "ARG", "ASM", "AUT", "AUS", "ABW", "AZE",
/* "BA", "BB", "BD", "BE", "BF", "BG", "BH", "BI", */
"BIH", "BRB", "BGD", "BEL", "BFA", "BGR", "BHR", "BDI",
/* "BJ", "BM", "BN", "BO", "BR", "BS", "BT", "BV", */
"BEN", "BMU", "BRN", "BOL", "BRA", "BHS", "BTN", "BVT",
/* "BW", "BY", "BZ", "CA", "CC", "CD", "CF", "CG", */
"BWA", "BLR", "BLZ", "CAN", "CCK", "COD", "CAF", "COG",
/* "CH", "CI", "CK", "CL", "CM", "CN", "CO", "CR", */
"CHE", "CIV", "COK", "CHL", "CMR", "CHN", "COL", "CRI",
/* "CU", "CV", "CX", "CY", "CZ", "DE", "DJ", "DK", */
"CUB", "CPV", "CXR", "CYP", "CZE", "DEU", "DJI", "DNK",
/* "DM", "DO", "DZ", "EC", "EE", "EG", "EH", "ER", */
"DMA", "DOM", "DZA", "ECU", "EST", "EGY", "ESH", "ERI",
/* "ES", "ET", "FI", "FJ", "FK", "FM", "FO", "FR", */
"ESP", "ETH", "FIN", "FJI", "FLK", "FSM", "FRO", "FRA",
/* "GA", "GB", "GD", "GE", "GF", "GH", "GI", "GL", */
"GAB", "GBR", "GRD", "GEO", "GUF", "GHA", "GIB", "GRL",
/* "GM", "GN", "GP", "GQ", "GR", "GS", "GT", "GU", */
"GMB", "GIN", "GLP", "GNQ", "GRC", "SGS", "GTM", "GUM",
/* "GW", "GY", "HK", "HM", "HN", "HR", "HT", "HU", */
"GNB", "GUY", "HKG", "HMD", "HND", "HRV", "HTI", "HUN",
/* "ID", "IE", "IL", "IN", "IO", "IQ", "IR", "IS", */
"IDN", "IRL", "ISR", "IND", "IOT", "IRQ", "IRN", "ISL",
/* "IT", "JM", "JO", "JP", "KE", "KG", "KH", "KI", */
"ITA", "JAM", "JOR", "JPN", "KEN", "KGZ", "KHM", "KIR",
/* "KM", "KN", "KP", "KR", "KW", "KY", "KZ", "LA", */
"COM", "KNA", "PRK", "KOR", "KWT", "CYM", "KAZ", "LAO",
/* "LB", "LC", "LI", "LK", "LR", "LS", "LT", "LU", */
"LBN", "LCA", "LIE", "LKA", "LBR", "LSO", "LTU", "LUX",
/* "LV", "LY", "MA", "MC", "MD", "MG", "MH", "MK", */
"LVA", "LBY", "MAR", "MCO", "MDA", "MDG", "MHL", "MKD",
/* "ML", "MM", "MN", "MO", "MP", "MQ", "MR", "MS", */
"MLI", "MMR", "MNG", "MAC", "MNP", "MTQ", "MRT", "MSR",
/* "MT", "MU", "MV", "MW", "MX", "MY", "MZ", "NA", */
"MLT", "MUS", "MDV", "MWI", "MEX", "MYS", "MOZ", "NAM",
/* "NC", "NE", "NF", "NG", "NI", "NL", "NO", "NP", */
"NCL", "NER", "NFK", "NGA", "NIC", "NLD", "NOR", "NPL",
/* "NR", "NU", "NZ", "OM", "PA", "PE", "PF", "PG", */
"NRU", "NIU", "NZL", "OMN", "PAN", "PER", "PYF", "PNG",
/* "PH", "PK", "PL", "PM", "PN", "PR", "PS", "PT", */
"PHL", "PAK", "POL", "SPM", "PCN", "PRI", "PSE", "PRT",
/* "PW", "PY", "QA", "RE", "RO", "RU", "RW", "SA", */
"PLW", "PRY", "QAT", "REU", "ROU", "RUS", "RWA", "SAU",
/* "SB", "SC", "SD", "SE", "SG", "SH", "SI", "SJ", */
"SLB", "SYC", "SDN", "SWE", "SGP", "SHN", "SVN", "SJM",
/* "SK", "SL", "SM", "SN", "SO", "SR", "ST", "SV", */
"SVK", "SLE", "SMR", "SEN", "SOM", "SUR", "STP", "SLV",
/* "SY", "SZ", "TC", "TD", "TF", "TG", "TH", "TJ", */
"SYR", "SWZ", "TCA", "TCD", "ATF", "TGO", "THA", "TJK",
/* "TK", "TL", "TM", "TN", "TO", "TR", "TT", "TV", */
"TKL", "TLS", "TKM", "TUN", "TON", "TUR", "TTO", "TUV",
/* "TW", "TZ", "UA", "UG", "UM", "US", "UY", "UZ", */
"TWN", "TZA", "UKR", "UGA", "UMI", "USA", "URY", "UZB",
/* "VA", "VC", "VE", "VG", "VI", "VN", "VU", "WF", */
"VAT", "VCT", "VEN", "VGB", "VIR", "VNM", "VUT", "WLF",
/* "WS", "YE", "YT", "YU", "ZA", "ZM", "ZW", */
"WSM", "YEM", "MYT", "YUG", "ZAF", "ZMB", "ZWE",
NULL,
/* "FX", "RO", "TP", "ZR", */
"FXX", "ROM", "TMP", "ZAR",
NULL
};
/*******************************************************************************
Implementation function definitions
*******************************************************************************/
/*returns TRUE if a is an ID separator FALSE otherwise*/
#define _isIDSeparator(a) (a == '_' || a == '-')
#define _isPrefixLetter(a) ((a=='x')||(a=='X')||(a=='i')||(a=='I'))
/*returns TRUE if one of the special prefixes is here (s=string)
'x-' or 'i-' */
#define _isIDPrefix(s) (_isPrefixLetter(s[0])&&_isIDSeparator(s[1]))
/* Dot terminates it because of POSIX form where dot precedes the codepage
* except for variant
*/
#define _isTerminator(a) ((a==0)||(a=='.')||(a=='@'))
static int16_t _findIndex(const char* const* list, const char* key)
{
const char* const* anchor = list;
while (*list)
{
if (uprv_strcmp(key, *list) == 0)
{
return (int16_t)(list - anchor);
}
list++;
}
list++; /* skip first NULL *CWB*/
while (*list) /* scan obsolete table */
{
if (uprv_strcmp(key, *list) == 0)
{
return (int16_t)(list - anchor);
}
list++;
}
return -1;
}
/* count the length of src while copying it to dest; return strlen(src) */
static U_INLINE int32_t
_copyCount(char *dest, int32_t destCapacity, const char *src) {
const char *anchor;
char c;
anchor=src;
for(;;) {
if((c=*src)==0) {
return (int32_t)(src-anchor);
}
if(destCapacity<=0) {
return (int32_t)((src-anchor)+uprv_strlen(src));
}
++src;
*dest++=c;
--destCapacity;
}
}
/*******************************************************************************
API function definitions
*******************************************************************************/
U_CAPI const char* U_EXPORT2
uloc_getDefault()
{
return locale_get_default();
}
U_CAPI void U_EXPORT2
uloc_setDefault(const char* newDefaultLocale,
UErrorCode* err)
{
if (U_FAILURE(*err))
return;
/* the error code isn't currently used for anything by this function*/
/* propagate change to C++ */
locale_set_default(newDefaultLocale);
}
U_CAPI int32_t U_EXPORT2
uloc_getParent(const char* localeID,
char* parent,
int32_t parentCapacity,
UErrorCode* err)
{
const char *lastUnderscore;
int32_t i;
if (U_FAILURE(*err))
return 0;
if (localeID == NULL)
localeID = uloc_getDefault();
lastUnderscore=uprv_strrchr(localeID, '_');
if(lastUnderscore!=NULL) {
i=(int32_t)(lastUnderscore-localeID);
} else {
i=0;
}
if(i>0) {
uprv_memcpy(parent, localeID, uprv_min(i, parentCapacity));
}
return u_terminateChars(parent, parentCapacity, i, err);
}
/*
* the internal functions _getLanguage(), _getCountry(), _getVariant()
* avoid duplicating code to handle the earlier locale ID pieces
* in the functions for the later ones by
* setting the *pEnd pointer to where they stopped parsing
*
* TODO try to use this in Locale
*/
static int32_t
_getLanguage(const char *localeID,
char *language, int32_t languageCapacity,
const char **pEnd) {
int32_t i=0;
int32_t offset;
char lang[4]={ 0, 0, 0, 0 }; /* temporary buffer to hold language code for searching */
/* if it starts with i- or x- then copy that prefix */
if(_isIDPrefix(localeID)) {
if(i<languageCapacity) {
language[i]=(char)uprv_tolower(*localeID);
}
if(i<languageCapacity) {
language[i+1]='-';
}
i+=2;
localeID+=2;
}
/* copy the language as far as possible and count its length */
while(!_isTerminator(*localeID) && !_isIDSeparator(*localeID)) {
if(i<languageCapacity) {
language[i]=(char)uprv_tolower(*localeID);
}
if(i<3) {
lang[i]=(char)uprv_tolower(*localeID);
}
i++;
localeID++;
}
if(i==3) {
/* convert 3 character code to 2 character code if possible *CWB*/
offset=_findIndex(_languages3, lang);
if(offset>=0) {
i=_copyCount(language, languageCapacity, _languages[offset]);
}
}
if(pEnd!=NULL) {
*pEnd=localeID;
}
return i;
}
U_CAPI int32_t U_EXPORT2
uloc_getLanguage(const char* localeID,
char* language,
int32_t languageCapacity,
UErrorCode* err)
{
/* uloc_getLanguage will return a 2 character iso-639 code if one exists. *CWB*/
int32_t i=0;
if (err==NULL || U_FAILURE(*err)) {
return 0;
}
if(localeID==NULL) {
localeID=uloc_getDefault();
}
i=_getLanguage(localeID, language, languageCapacity, NULL);
return u_terminateChars(language, languageCapacity, i, err);
}
static int32_t
_getScript(const char *localeID,
char *script, int32_t scriptCapacity,
const char **pEnd)
{
int32_t idLen = 0;
if (pEnd != NULL) {
*pEnd = localeID;
}
/* copy the country as far as possible and count its length */
while(!_isTerminator(localeID[idLen]) && !_isIDSeparator(localeID[idLen])) {
idLen++;
}
/* If it's exactly 4 characters long, then it's a script and not a country. */
if (idLen == 4) {
int32_t i;
if (pEnd != NULL) {
*pEnd = localeID+idLen;
}
if(idLen > scriptCapacity) {
idLen = scriptCapacity;
}
if (idLen >= 1) {
script[0]=(char)uprv_toupper(*(localeID++));
}
for (i = 1; i < idLen; i++) {
script[i]=(char)uprv_tolower(*(localeID++));
}
}
else {
idLen = 0;
}
return idLen;
}
U_CAPI int32_t U_EXPORT2
uloc_getScript(const char* localeID,
char* script,
int32_t scriptCapacity,
UErrorCode* err)
{
int32_t i=0;
if(err==NULL || U_FAILURE(*err)) {
return 0;
}
if(localeID==NULL) {
localeID=uloc_getDefault();
}
/* skip the language */
_getLanguage(localeID, NULL, 0, &localeID);
if(_isIDSeparator(*localeID)) {
i=_getScript(localeID+1, script, scriptCapacity, NULL);
}
return u_terminateChars(script, scriptCapacity, i, err);
}
static int32_t
_getCountry(const char *localeID,
char *country, int32_t countryCapacity,
const char **pEnd)
{
int32_t i=0;
char cnty[ULOC_COUNTRY_CAPACITY]={ 0, 0, 0, 0 };
int32_t offset;
/* copy the country as far as possible and count its length */
while(!_isTerminator(*localeID) && !_isIDSeparator(*localeID)) {
if(i<countryCapacity) {
country[i]=(char)uprv_toupper(*localeID);
}
if(i<(ULOC_COUNTRY_CAPACITY-1)) { /*CWB*/
cnty[i]=(char)uprv_toupper(*localeID);
}
i++;
localeID++;
}
/* convert 3 character code to 2 character code if possible *CWB*/
if(i==3) {
offset=_findIndex(_countries3, cnty);
if(offset>=0) {
i=_copyCount(country, countryCapacity, _countries[offset]);
}
}
if(pEnd!=NULL) {
*pEnd=localeID;
}
return i;
}
U_CAPI int32_t U_EXPORT2
uloc_getCountry(const char* localeID,
char* country,
int32_t countryCapacity,
UErrorCode* err)
{
int32_t i=0;
if(err==NULL || U_FAILURE(*err)) {
return 0;
}
if(localeID==NULL) {
localeID=uloc_getDefault();
}
/* Skip the language */
_getLanguage(localeID, NULL, 0, &localeID);
if(_isIDSeparator(*localeID)) {
const char *scriptID;
/* Skip the script if available */
_getScript(localeID+1, NULL, 0, &scriptID);
if(scriptID != localeID+1) {
/* Found optional script */
localeID = scriptID;
}
if(_isIDSeparator(*localeID)) {
i=_getCountry(localeID+1, country, countryCapacity, NULL);
}
}
return u_terminateChars(country, countryCapacity, i, err);
}
static int32_t
_getVariant(const char *localeID,
char prev,
char *variant, int32_t variantCapacity) {
int32_t i=0;
/* get one or more variant tags and separate them with '_' */
if(_isIDSeparator(prev)) {
/* get a variant string after a '-' or '_' */
while(!_isTerminator(*localeID)) {
if(i<variantCapacity) {
variant[i]=(char)uprv_toupper(*localeID);
if(variant[i]=='-') {
variant[i]='_';
}
}
i++;
localeID++;
}
}
/* if there is no variant tag after a '-' or '_' then look for '@' */
if(i==0) {
if(prev=='@') {
/* keep localeID */
} else if((localeID=uprv_strrchr(localeID, '@'))!=NULL) {
++localeID; /* point after the '@' */
} else {
return 0;
}
while(!_isTerminator(*localeID)) {
if(i<variantCapacity) {
variant[i]=(char)uprv_toupper(*localeID);
if(variant[i]=='-' || variant[i]==',') {
variant[i]='_';
}
}
i++;
localeID++;
}
}
return i;
}
#define ULOC_KEYWORD_BUFFER_LEN 25
#define ULOC_MAX_NO_KEYWORDS 25
typedef struct {
char keyword[ULOC_KEYWORD_BUFFER_LEN];
int32_t keywordLen;
const char *valueStart;
int32_t valueLen;
} keywordStruct;
static int32_t U_CALLCONV
compareKeywordStructs(const void *context, const void *left, const void *right) {
const char* leftString = ((const keywordStruct *)left)->keyword;
const char* rightString = ((const keywordStruct *)right)->keyword;
return uprv_strcmp(leftString, rightString);
}
U_CFUNC int32_t
locale_getKeywords(const char *localeID,
char prev,
char *keywords, int32_t keywordCapacity,
char *values, int32_t valuesCapacity, int32_t *valLen,
UBool valuesToo,
UErrorCode *status) {
keywordStruct keywordList[ULOC_MAX_NO_KEYWORDS];
int32_t maxKeywords = ULOC_MAX_NO_KEYWORDS;
int32_t numKeywords = 0;
const char* startSearchHere = localeID;
const char* nextSeparator = NULL;
int32_t i = 0;
int32_t keywordsLen = 0;
int32_t valuesLen = 0;
if(prev == '@') { /* start of keyword definition */
/* we will grab pairs, trim spaces, lowercase keywords, sort and return */
do {
if(numKeywords == maxKeywords) {
*status = U_INTERNAL_PROGRAM_ERROR;
return 0;
}
/* skip leading spaces (allowed?) */
while(*startSearchHere == ' ') {
startSearchHere++;
}
nextSeparator = uprv_strchr(startSearchHere, ULOC_KEYWORD_ASSIGN);
/* need to normalize both keyword and keyword name */
if(!nextSeparator) {
*status = U_INVALID_FORMAT_ERROR;
return 0;
}
if(nextSeparator - startSearchHere >= ULOC_KEYWORD_BUFFER_LEN) {
/* keyword name too long for internal buffer */
*status = U_INTERNAL_PROGRAM_ERROR;
return 0;
}
for(i = 0; i < nextSeparator - startSearchHere; i++) {
keywordList[numKeywords].keyword[i] = uprv_tolower(startSearchHere[i]);
}
/* trim trailing spaces */
while(keywordList[numKeywords].keyword[i-1] == ' ') {
i--;
}
keywordList[numKeywords].keyword[i] = 0;
keywordList[numKeywords].keywordLen = i;
/* now grab the value part. First we skip the '=' */
nextSeparator++;
/* then we leading spaces */
while(*nextSeparator == ' ') {
nextSeparator++;
}
keywordList[numKeywords].valueStart = nextSeparator;
startSearchHere = strchr(nextSeparator, ULOC_KEYWORD_ITEM_SEPARATOR);
i = 0;
if(startSearchHere) {
while(*(startSearchHere - i - 1) == ' ') {
i++;
}
keywordList[numKeywords].valueLen = startSearchHere - nextSeparator - i;
startSearchHere++;
} else {
i = uprv_strlen(nextSeparator);
while(nextSeparator[i-1] == ' ') {
i--;
}
keywordList[numKeywords].valueLen = i;
}
numKeywords++;
} while(startSearchHere);
/* now we have a list of keywords */
/* we need to sort it */
uprv_sortArray(keywordList, numKeywords, sizeof(keywordStruct), compareKeywordStructs, NULL, FALSE, status);
/* Now construct the keyword part */
for(i = 0; i < numKeywords; i++) {
if(keywordsLen + keywordList[i].keywordLen + 1< keywordCapacity) {
uprv_strcpy(keywords+keywordsLen, keywordList[i].keyword);
if(valuesToo) {
keywords[keywordsLen + keywordList[i].keywordLen] = '=';
} else {
keywords[keywordsLen + keywordList[i].keywordLen] = 0;
}
}
keywordsLen += keywordList[i].keywordLen + 1;
if(valuesToo) {
if(keywordsLen + keywordList[i].valueLen < keywordCapacity) {
uprv_strncpy(keywords+keywordsLen, keywordList[i].valueStart, keywordList[i].valueLen);
}
keywordsLen += keywordList[i].valueLen;
if(i < numKeywords - 1) {
if(keywordsLen < keywordCapacity) {
keywords[keywordsLen] = ';';
}
keywordsLen++;
}
}
if(values) {
if(valuesLen + keywordList[i].valueLen + 1< valuesCapacity) {
uprv_strcpy(values+valuesLen, keywordList[i].valueStart);
values[valuesLen + keywordList[i].valueLen] = 0;
}
valuesLen += keywordList[i].valueLen + 1;
}
}
if(values) {
values[valuesLen] = 0;
if(valLen) {
*valLen = valuesLen;
}
}
return u_terminateChars(keywords, keywordCapacity, keywordsLen, status);
} else {
return 0;
}
}
U_CAPI int32_t U_EXPORT2
uloc_getVariant(const char* localeID,
char* variant,
int32_t variantCapacity,
UErrorCode* err)
{
int32_t i=0;
UBool haveVariant=FALSE;
if(err==NULL || U_FAILURE(*err)) {
return 0;
}
if(localeID==NULL) {
localeID=uloc_getDefault();
}
/* Skip the language */
_getLanguage(localeID, NULL, 0, &localeID);
if(_isIDSeparator(*localeID)) {
const char *scriptID;
/* Skip the script if available */
_getScript(localeID+1, NULL, 0, &scriptID);
if(scriptID != localeID+1) {
/* Found optional script */
localeID = scriptID;
}
/* Skip the Country */
if (_isIDSeparator(*localeID)) {
_getCountry(localeID+1, NULL, 0, &localeID);
if(_isIDSeparator(*localeID)) {
haveVariant=TRUE;
i=_getVariant(localeID+1, *localeID, variant, variantCapacity);
}
}
}
/* if we do not have a variant tag yet then try a POSIX variant after '@' */
if(!haveVariant && (localeID=uprv_strrchr(localeID, '@'))!=NULL) {
i=_getVariant(localeID+1, '@', variant, variantCapacity);
}
return u_terminateChars(variant, variantCapacity, i, err);
}
typedef struct UKeywordsContext {
char* keywords;
char* current;
} UKeywordsContext;
static void U_CALLCONV
uloc_kw_closeKeywords(UEnumeration *enumerator) {
uprv_free(((UKeywordsContext *)enumerator->context)->keywords);
uprv_free(enumerator->context);
uprv_free(enumerator);
}
static int32_t U_CALLCONV
uloc_kw_countKeywords(UEnumeration *en, UErrorCode *status) {
char *kw = ((UKeywordsContext *)en->context)->keywords;
int32_t result = 0;
while(*kw) {
result++;
kw += uprv_strlen(kw)+1;
}
return result;
}
static const char* U_CALLCONV
uloc_kw_nextKeyword(UEnumeration* en,
int32_t* resultLength,
UErrorCode* status) {
const char* result = ((UKeywordsContext *)en->context)->current;
if(*result) {
*resultLength = uprv_strlen(((UKeywordsContext *)en->context)->current);
((UKeywordsContext *)en->context)->current += *resultLength+1;
} else {
*resultLength = 0;
result = NULL;
}
return result;
}
static void U_CALLCONV
uloc_kw_resetKeywords(UEnumeration* en,
UErrorCode* status) {
((UKeywordsContext *)en->context)->current = ((UKeywordsContext *)en->context)->keywords;
}
static const UEnumeration gKeywordsEnum = {
NULL,
NULL,
uloc_kw_closeKeywords,
uloc_kw_countKeywords,
uenum_unextDefault,
uloc_kw_nextKeyword,
uloc_kw_resetKeywords
};
U_CAPI UEnumeration* U_EXPORT2
uloc_getKeywords(const char* localeID,
UErrorCode* status)
{
int32_t i=0;
char keywords[256];
int32_t keywordsCapacity = 256;
UKeywordsContext *myContext = NULL;
UEnumeration *result = NULL;
if(status==NULL || U_FAILURE(*status)) {
return 0;
}
if(localeID==NULL) {
localeID=uloc_getDefault();
}
/* Skip the language */
_getLanguage(localeID, NULL, 0, &localeID);
if(_isIDSeparator(*localeID)) {
const char *scriptID;
/* Skip the script if available */
_getScript(localeID+1, NULL, 0, &scriptID);
if(scriptID != localeID+1) {
/* Found optional script */
localeID = scriptID;
}
/* Skip the Country */
if (_isIDSeparator(*localeID)) {
_getCountry(localeID+1, NULL, 0, &localeID);
if(_isIDSeparator(*localeID)) {
_getVariant(localeID+1, *localeID, NULL, 0);
}
}
}
/* keywords are located after '@' */
if((localeID = uprv_strchr(localeID, '@')) != NULL) {
i=locale_getKeywords(localeID+1, '@', keywords, keywordsCapacity, NULL, 0, NULL, FALSE, status);
}
if(i) {
result = (UEnumeration *)uprv_malloc(sizeof(UEnumeration));
uprv_memcpy(result, &gKeywordsEnum, sizeof(UEnumeration));
myContext = uprv_malloc(sizeof(UKeywordsContext));
if (myContext == NULL) {
*status = U_MEMORY_ALLOCATION_ERROR;
uprv_free(result);
return NULL;
}
myContext->keywords = (char *)uprv_malloc(i+1);
uprv_memcpy(myContext->keywords, keywords, i);
myContext->keywords[i] = 0;
myContext->current = myContext->keywords;
result->context = myContext;
}
return result;
/*return u_terminateChars(keywords, keywordsCapacity, i, status);*/
}
U_CAPI int32_t U_EXPORT2
uloc_getName(const char* localeID,
char* name,
int32_t nameCapacity,
UErrorCode* err)
{
int32_t i, fieldCount;
if(err==NULL || U_FAILURE(*err)) {
return 0;
}
if(localeID==NULL) {
localeID=uloc_getDefault();
}
/* get all pieces, one after another, and separate with '_' */
fieldCount=0;
i=_getLanguage(localeID, name, nameCapacity, &localeID);
if(_isIDSeparator(*localeID)) {
int32_t scriptSize;
const char *scriptID;
++fieldCount;
if(i<nameCapacity) {
name[i]='_';
}
++i;
scriptSize=_getScript(localeID+1, name+i, nameCapacity-i, &scriptID);
if(scriptSize > 0) {
/* Found optional script */
localeID = scriptID;
++fieldCount;
i+=scriptSize;
if (_isIDSeparator(*localeID)) {
/* If there is something else, then we add the _ */
if(i<nameCapacity) {
name[i]='_';
}
++i;
}
}
if (_isIDSeparator(*localeID)) {
i+=_getCountry(localeID+1, name+i, nameCapacity-i, &localeID);
if(_isIDSeparator(*localeID)) {
++fieldCount;
if(i<nameCapacity) {
name[i]='_';
}
++i;
i+=_getVariant(localeID+1, *localeID, name+i, nameCapacity-i);
}
}
}
/* if we do not have a variant tag yet then try a POSIX variant after '@' */
if((localeID=uprv_strrchr(localeID, '@'))!=NULL) {
const char *keywordIndicator = uprv_strchr(localeID, ULOC_KEYWORD_ASSIGN);
const char *separatorIndicator = uprv_strchr(localeID, ULOC_KEYWORD_ITEM_SEPARATOR);
if(keywordIndicator && (!separatorIndicator || separatorIndicator > keywordIndicator)) {
if(i<nameCapacity) {
name[i]='@';
}
++i;
++fieldCount;
i += locale_getKeywords(localeID+1, '@', name+i, nameCapacity-i, NULL, 0, NULL, TRUE, err);
} else if(fieldCount < 2) {
do {
if(i<nameCapacity) {
name[i]='_';
}
++i;
++fieldCount;
} while(fieldCount<2);
i+=_getVariant(localeID+1, '@', name+i, nameCapacity-i);
}
}
return u_terminateChars(name, nameCapacity, i, err);
}
U_CAPI const char* U_EXPORT2
uloc_getISO3Language(const char* localeID)
{
int16_t offset;
char lang[ULOC_LANG_CAPACITY];
UErrorCode err = U_ZERO_ERROR;
if (localeID == NULL)
{
localeID = uloc_getDefault();
}
uloc_getLanguage(localeID, lang, ULOC_LANG_CAPACITY, &err);
if (U_FAILURE(err))
return "";
offset = _findIndex(_languages, lang);
if (offset < 0)
return "";
return _languages3[offset];
}
U_CAPI const char* U_EXPORT2
uloc_getISO3Country(const char* localeID)
{
int16_t offset;
char cntry[ULOC_LANG_CAPACITY];
UErrorCode err = U_ZERO_ERROR;
if (localeID == NULL)
{
localeID = uloc_getDefault();
}
uloc_getCountry(localeID, cntry, ULOC_LANG_CAPACITY, &err);
if (U_FAILURE(err))
return "";
offset = _findIndex(_countries, cntry);
if (offset < 0)
return "";
return _countries3[offset];
}
U_CAPI uint32_t U_EXPORT2
uloc_getLCID(const char* localeID)
{
UErrorCode err = U_ZERO_ERROR;
return uprv_convertToLCID(localeID, &err);
}
/*
* Lookup a resource bundle table item with fallback on the table level.
* Regular resource bundle lookups perform fallback to parent locale bundles
* and eventually the root bundle, but only for top-level items.
* This function takes the name of a top-level table and of an item in that table
* and performs a lookup of both, falling back until a bundle contains a table
* with this item.
*
* Note: Only the opening of entire bundles falls back through the default locale
* before root. Once a bundle is open, item lookups do not go through the
* default locale because that would result in a mix of languages that is
* unpredictable to the programmer and most likely useless.
*/
static const UChar *
_res_getTableStringWithFallback(const char *path, const char *locale,
const char *tableKey, const char *itemKey,
int32_t *pLength,
UErrorCode *pErrorCode)
{
char localeBuffer[80];
UResourceBundle *rb, table;
const UChar *item;
UErrorCode errorCode;
char explicitFallbackName[80] = {0};
int32_t efnLen =0;
const char* rootName = "root";
const UChar* ef = NULL;
UBool overrideExplicitFallback = FALSE;
for(;;) {
/*
* open the bundle for the current locale
* this falls back through the locale's chain to root
*/
errorCode=U_ZERO_ERROR;
rb=ures_open(path, locale, &errorCode);
if(U_FAILURE(errorCode)) {
/* total failure, not even root could be opened */
*pErrorCode=errorCode;
return NULL;
} else if(errorCode==U_USING_DEFAULT_WARNING ||
(errorCode==U_USING_FALLBACK_WARNING && *pErrorCode!=U_USING_DEFAULT_WARNING)
) {
/* set the "strongest" error code (success->fallback->default->failure) */
*pErrorCode=errorCode;
}
/*
* try to open the requested table
* this falls back through the locale's chain to root, but not through the default locale
*/
errorCode=U_ZERO_ERROR;
ures_initStackObject(&table);
ures_getByKey(rb, tableKey, &table, &errorCode);
if(U_FAILURE(errorCode)) {
/* no such table anywhere in this fallback chain */
ures_close(rb);
*pErrorCode=errorCode;
return NULL;
} else if(errorCode==U_USING_DEFAULT_WARNING ||
(errorCode==U_USING_FALLBACK_WARNING && *pErrorCode!=U_USING_DEFAULT_WARNING)
) {
/* set the "strongest" error code (success->fallback->default->failure) */
*pErrorCode=errorCode;
}
/* check if the fallback token is set */
ef = ures_getStringByKey(&table, "Fallback", &efnLen, &errorCode);
if(U_SUCCESS(errorCode)){
/* set the fallback chain */
u_UCharsToChars(ef, explicitFallbackName, efnLen);
/* null terminate the buffer */
explicitFallbackName[efnLen]=0;
}else if(errorCode==U_USING_DEFAULT_WARNING ||
(errorCode==U_USING_FALLBACK_WARNING && *pErrorCode!=U_USING_DEFAULT_WARNING)
) {
/* set the "strongest" error code (success->fallback->default->failure) */
*pErrorCode=errorCode;
}
/* try to open the requested item in the table */
errorCode=U_ZERO_ERROR;
item=ures_getStringByKey(&table, itemKey, pLength, &errorCode);
if(U_SUCCESS(errorCode)) {
/* if the item for the key is empty ... override the explicit fall back set */
if(item[0]==0 && efnLen > 0){
overrideExplicitFallback = TRUE;
}else{
/* we got the requested item! */
ures_close(&table);
ures_close(rb);
if(errorCode==U_USING_DEFAULT_WARNING ||
(errorCode==U_USING_FALLBACK_WARNING && *pErrorCode!=U_USING_DEFAULT_WARNING)
) {
/* set the "strongest" error code (success->fallback->default->failure) */
*pErrorCode=errorCode;
}
/*
* It is safe to close the bundle and still return the
* string pointer because resource bundles are
* cached until u_cleanup().
*/
return item;
}
}
/*
* We get here if the item was not found.
* We will follow the chain to the parent locale bundle and look in
* the table there.
*/
/* get the real locale ID for this table */
errorCode=U_ZERO_ERROR;
locale=ures_getLocale(&table, &errorCode);
/* keep table and rb open until we are done using the locale string owned by the table bundle */
if(U_FAILURE(errorCode)) {
/* error getting the locale ID for an open RB - should never happen */
ures_close(&table);
ures_close(rb);
*pErrorCode=U_INTERNAL_PROGRAM_ERROR;
return NULL;
}
if(*locale==0 || 0==uprv_strcmp(locale, "root") || 0==uprv_strcmp(locale,explicitFallbackName)) {
/* end of fallback; even root does not have the requested item either */
ures_close(&table);
ures_close(rb);
*pErrorCode=U_MISSING_RESOURCE_ERROR;
return NULL;
}
/* could not find the table, or its item, try to fall back to a different RB and table */
errorCode=U_ZERO_ERROR;
if(efnLen > 0 && overrideExplicitFallback == FALSE){
/* continue the fallback lookup with the explicit fallback that is requested */
locale = explicitFallbackName;
}else{
uloc_getParent(locale, localeBuffer, sizeof(localeBuffer), &errorCode);
if(U_FAILURE(errorCode) || errorCode==U_STRING_NOT_TERMINATED_WARNING) {
/* error getting the parent locale ID - should never happen */
*pErrorCode=U_INTERNAL_PROGRAM_ERROR;
return NULL;
}
/* continue the fallback lookup with the parent locale ID */
locale=localeBuffer;
}
/* done with the locale string - ready to close table and rb */
ures_close(&table);
ures_close(rb);
}
}
static int32_t
_getStringOrCopyKey(const char *path, const char *locale,
const char *tableKey, const char *itemKey,
const char *substitute,
UChar *dest, int32_t destCapacity,
UErrorCode *pErrorCode) {
const UChar *s;
int32_t length;
if(itemKey==NULL) {
/* top-level item: normal resource bundle access */
UResourceBundle *rb;
rb=ures_open(path, locale, pErrorCode);
if(U_SUCCESS(*pErrorCode)) {
s=ures_getStringByKey(rb, tableKey, &length, pErrorCode);
/* see comment about closing rb near "return item;" in _res_getTableStringWithFallback() */
ures_close(rb);
}
} else {
/* second-level item, use special fallback */
s=_res_getTableStringWithFallback(path, locale,
tableKey, itemKey,
&length,
pErrorCode);
}
if(U_SUCCESS(*pErrorCode)) {
int32_t copyLength=uprv_min(length, destCapacity);
if(copyLength>0) {
u_memcpy(dest, s, copyLength);
}
} else {
/* no string from a resource bundle: convert the substitute */
length=(int32_t)uprv_strlen(substitute);
u_charsToUChars(substitute, dest, uprv_min(length, destCapacity));
*pErrorCode=U_USING_DEFAULT_WARNING;
}
return u_terminateUChars(dest, destCapacity, length, pErrorCode);
}
U_CAPI int32_t U_EXPORT2
uloc_getDisplayLanguage(const char *locale,
const char *displayLocale,
UChar *dest, int32_t destCapacity,
UErrorCode *pErrorCode) {
char localeBuffer[ULOC_FULLNAME_CAPACITY*2];
int32_t length;
/* argument checking */
if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) {
return 0;
}
if(destCapacity<0 || (destCapacity>0 && dest==NULL)) {
*pErrorCode=U_ILLEGAL_ARGUMENT_ERROR;
return 0;
}
*pErrorCode=U_ZERO_ERROR; /* necessary because we will check for a warning code */
length=uloc_getLanguage(locale, localeBuffer, sizeof(localeBuffer), pErrorCode);
if(U_FAILURE(*pErrorCode) || *pErrorCode==U_STRING_NOT_TERMINATED_WARNING) {
*pErrorCode=U_ILLEGAL_ARGUMENT_ERROR;
return 0;
}
if(length==0) {
return u_terminateUChars(dest, destCapacity, 0, pErrorCode);
}
return _getStringOrCopyKey(NULL, displayLocale,
_kLanguages, localeBuffer,
localeBuffer,
dest, destCapacity,
pErrorCode);
}
U_CAPI int32_t U_EXPORT2
uloc_getDisplayScript(const char* locale,
const char* displayLocale,
UChar *dest, int32_t destCapacity,
UErrorCode *pErrorCode)
{
char localeBuffer[ULOC_FULLNAME_CAPACITY*2];
int32_t length;
/* argument checking */
if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) {
return 0;
}
if(destCapacity<0 || (destCapacity>0 && dest==NULL)) {
*pErrorCode=U_ILLEGAL_ARGUMENT_ERROR;
return 0;
}
*pErrorCode=U_ZERO_ERROR; /* necessary because we will check for a warning code */
length=uloc_getScript(locale, localeBuffer, sizeof(localeBuffer), pErrorCode);
if(U_FAILURE(*pErrorCode) || *pErrorCode==U_STRING_NOT_TERMINATED_WARNING) {
*pErrorCode=U_ILLEGAL_ARGUMENT_ERROR;
return 0;
}
if(length==0) {
return u_terminateUChars(dest, destCapacity, 0, pErrorCode);
}
return _getStringOrCopyKey(NULL, displayLocale,
_kScripts, localeBuffer,
localeBuffer,
dest, destCapacity,
pErrorCode);
}
U_CAPI int32_t U_EXPORT2
uloc_getDisplayCountry(const char *locale,
const char *displayLocale,
UChar *dest, int32_t destCapacity,
UErrorCode *pErrorCode) {
char localeBuffer[ULOC_FULLNAME_CAPACITY*2];
int32_t length;
/* argument checking */
if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) {
return 0;
}
if(destCapacity<0 || (destCapacity>0 && dest==NULL)) {
*pErrorCode=U_ILLEGAL_ARGUMENT_ERROR;
return 0;
}
*pErrorCode=U_ZERO_ERROR; /* necessary because we will check for a warning code */
length=uloc_getCountry(locale, localeBuffer, sizeof(localeBuffer), pErrorCode);
if(U_FAILURE(*pErrorCode) || *pErrorCode==U_STRING_NOT_TERMINATED_WARNING) {
*pErrorCode=U_ILLEGAL_ARGUMENT_ERROR;
return 0;
}
if(length==0) {
return u_terminateUChars(dest, destCapacity, 0, pErrorCode);
}
return _getStringOrCopyKey(NULL, displayLocale,
_kCountries, localeBuffer,
localeBuffer,
dest, destCapacity,
pErrorCode);
}
/*
* TODO separate variant1_variant2_variant3...
* by getting each tag's display string and concatenating them with ", "
* in between - similar to uloc_getDisplayName()
*/
U_CAPI int32_t U_EXPORT2
uloc_getDisplayVariant(const char *locale,
const char *displayLocale,
UChar *dest, int32_t destCapacity,
UErrorCode *pErrorCode) {
char localeBuffer[ULOC_FULLNAME_CAPACITY*2];
int32_t length;
/* argument checking */
if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) {
return 0;
}
if(destCapacity<0 || (destCapacity>0 && dest==NULL)) {
*pErrorCode=U_ILLEGAL_ARGUMENT_ERROR;
return 0;
}
/*
* display names for variants are top-level items of
* locale resource bundles
*/
*pErrorCode=U_ZERO_ERROR; /* necessary because we will check for a warning code */
length=uloc_getVariant(locale, localeBuffer, sizeof(localeBuffer), pErrorCode);
if(U_FAILURE(*pErrorCode) || *pErrorCode==U_STRING_NOT_TERMINATED_WARNING) {
*pErrorCode=U_ILLEGAL_ARGUMENT_ERROR;
return 0;
}
if(length==0) {
return u_terminateUChars(dest, destCapacity, 0, pErrorCode);
}
/* pass itemKey=NULL to look for a top-level item */
return _getStringOrCopyKey(NULL, displayLocale,
_kVariants, localeBuffer,
localeBuffer,
dest, destCapacity,
pErrorCode);
}
U_CAPI int32_t U_EXPORT2
uloc_getDisplayName(const char *locale,
const char *displayLocale,
UChar *dest, int32_t destCapacity,
UErrorCode *pErrorCode)
{
int32_t length, length2;
UBool hasLanguage, hasScript, hasCountry, hasVariant;
/* argument checking */
if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) {
return 0;
}
if(destCapacity<0 || (destCapacity>0 && dest==NULL)) {
*pErrorCode=U_ILLEGAL_ARGUMENT_ERROR;
return 0;
}
/*
* if there is a language, then write "language (country, variant)"
* otherwise write "country, variant"
*/
/* write the language */
length=uloc_getDisplayLanguage(locale, displayLocale,
dest, destCapacity,
pErrorCode);
hasLanguage= length>0;
if(hasLanguage) {
/* append " (" */
if(length<destCapacity) {
dest[length]=0x20;
}
++length;
if(length<destCapacity) {
dest[length]=0x28;
}
++length;
}
if(*pErrorCode==U_BUFFER_OVERFLOW_ERROR) {
/* keep preflighting */
*pErrorCode=U_ZERO_ERROR;
}
/* append the script */
if(length<destCapacity) {
length2=uloc_getDisplayScript(locale, displayLocale,
dest+length, destCapacity-length,
pErrorCode);
} else {
length2=uloc_getDisplayScript(locale, displayLocale,
NULL, 0,
pErrorCode);
}
hasScript= length2>0;
length+=length2;
if(hasScript) {
/* append ", " */
if(length<destCapacity) {
dest[length]=0x2c;
}
++length;
if(length<destCapacity) {
dest[length]=0x20;
}
++length;
}
if(*pErrorCode==U_BUFFER_OVERFLOW_ERROR) {
/* keep preflighting */
*pErrorCode=U_ZERO_ERROR;
}
/* append the country */
if(length<destCapacity) {
length2=uloc_getDisplayCountry(locale, displayLocale,
dest+length, destCapacity-length,
pErrorCode);
} else {
length2=uloc_getDisplayCountry(locale, displayLocale,
NULL, 0,
pErrorCode);
}
hasCountry= length2>0;
length+=length2;
if(hasCountry) {
/* append ", " */
if(length<destCapacity) {
dest[length]=0x2c;
}
++length;
if(length<destCapacity) {
dest[length]=0x20;
}
++length;
}
if(*pErrorCode==U_BUFFER_OVERFLOW_ERROR) {
/* keep preflighting */
*pErrorCode=U_ZERO_ERROR;
}
/* append the variant */
if(length<destCapacity) {
length2=uloc_getDisplayVariant(locale, displayLocale,
dest+length, destCapacity-length,
pErrorCode);
} else {
length2=uloc_getDisplayVariant(locale, displayLocale,
NULL, 0,
pErrorCode);
}
hasVariant= length2>0;
length+=length2;
if ((hasScript && !hasCountry)
|| (hasScript || hasCountry) && !hasVariant)
{
/* remove ", " */
length-=2;
}
if (hasLanguage && (hasScript || hasCountry || hasVariant)) {
/* append ")" */
if(length<destCapacity) {
dest[length]=0x29;
}
++length;
}
if(*pErrorCode==U_BUFFER_OVERFLOW_ERROR) {
/* keep preflighting */
*pErrorCode=U_ZERO_ERROR;
}
return u_terminateUChars(dest, destCapacity, length, pErrorCode);
}
static void _load_installedLocales()
{
UBool localesLoaded;
umtx_lock(NULL);
localesLoaded = _installedLocales != NULL;
umtx_unlock(NULL);
if (localesLoaded == FALSE) {
UResourceBundle *index = NULL;
UResourceBundle installed;
UErrorCode status = U_ZERO_ERROR;
char ** temp;
int32_t i = 0;
int32_t localeCount;
ures_initStackObject(&installed);
index = ures_openDirect(NULL, _kIndexLocaleName, &status);
ures_getByKey(index, _kIndexTag, &installed, &status);
if(U_SUCCESS(status)) {
localeCount = ures_getSize(&installed);
temp = (char **) uprv_malloc(sizeof(char*) * (localeCount+1));
ures_resetIterator(&installed);
while(ures_hasNext(&installed)) {
ures_getNextString(&installed, NULL, (const char **)&temp[i++], &status);
}
temp[i] = NULL;
umtx_lock(NULL);
if (_installedLocales == NULL)
{
_installedLocales = temp;
_installedLocalesCount = localeCount;
temp = NULL;
}
umtx_unlock(NULL);
uprv_free(temp);
ures_close(&installed);
}
ures_close(index);
}
}
U_CAPI const char* U_EXPORT2
uloc_getAvailable(int32_t offset)
{
_load_installedLocales();
if (offset > _installedLocalesCount)
return NULL;
else
return _installedLocales[offset];
}
U_CAPI int32_t U_EXPORT2
uloc_countAvailable()
{
_load_installedLocales();
return _installedLocalesCount;
}
UBool uloc_cleanup(void) {
char ** temp;
if (_installedLocales) {
temp = _installedLocales;
_installedLocales = NULL;
_installedLocalesCount = 0;
uprv_free(temp);
}
return TRUE;
}
/**
* Returns a list of all language codes defined in ISO 639. This is a pointer
* to an array of pointers to arrays of char. All of these pointers are owned
* by ICU-- do not delete them, and do not write through them. The array is
* terminated with a null pointer.
*/
U_CAPI const char* const* U_EXPORT2
uloc_getISOLanguages()
{
return _languages;
}
/**
* Returns a list of all 2-letter country codes defined in ISO 639. This is a
* pointer to an array of pointers to arrays of char. All of these pointers are
* owned by ICU-- do not delete them, and do not write through them. The array is
* terminated with a null pointer.
*/
U_CAPI const char* const* U_EXPORT2
uloc_getISOCountries()
{
return _countries;
}
U_CAPI int32_t U_EXPORT2
uloc_getKeywordValue(const char* localeID,
const char* keywordName,
char* buffer, int32_t bufferCapacity,
UErrorCode* status)
{
const char* nextSeparator = NULL;
int32_t localeIDLen = 0;
int32_t keywordNameLen = uprv_strlen(keywordName);
char keywordNameBuffer[ULOC_KEYWORD_BUFFER_LEN];
char localeKeywordNameBuffer[ULOC_KEYWORD_BUFFER_LEN];
int32_t i = 0;
int32_t result = 0;
const char* startSearchHere = uprv_strchr(localeID, ULOC_KEYWORD_SEPARATOR);
if(startSearchHere == NULL) {
/* no keywords, return at once */
return 0;
}
if(keywordNameLen >= ULOC_KEYWORD_BUFFER_LEN) {
/* keyword name too long for internal buffer */
*status = U_INTERNAL_PROGRAM_ERROR;
return 0;
}
/* normalize the keyword name */
for(i = 0; i < keywordNameLen; i++) {
keywordNameBuffer[i] = uprv_tolower(keywordName[i]);
}
keywordNameBuffer[i] = 0;
/* find the first keyword */
while(startSearchHere) {
startSearchHere++;
/* skip leading spaces (allowed?) */
while(*startSearchHere == ' ') {
startSearchHere++;
}
nextSeparator = uprv_strchr(startSearchHere, ULOC_KEYWORD_ASSIGN);
/* need to normalize both keyword and keyword name */
if(!nextSeparator) {
break;
}
if(nextSeparator - startSearchHere >= ULOC_KEYWORD_BUFFER_LEN) {
/* keyword name too long for internal buffer */
*status = U_INTERNAL_PROGRAM_ERROR;
return 0;
}
for(i = 0; i < nextSeparator - startSearchHere; i++) {
localeKeywordNameBuffer[i] = uprv_tolower(startSearchHere[i]);
}
/* trim trailing spaces */
while(startSearchHere[i-1] == ' ') {
i--;
}
localeKeywordNameBuffer[i] = 0;
startSearchHere = strchr(nextSeparator, ULOC_KEYWORD_ITEM_SEPARATOR);
if(uprv_strcmp(keywordNameBuffer, localeKeywordNameBuffer) == 0) {
nextSeparator++;
while(*nextSeparator == ' ') {
nextSeparator++;
}
/* we actually found the keyword. Copy the value */
if(startSearchHere && startSearchHere - nextSeparator < bufferCapacity) {
while(*(startSearchHere-1) == ' ') {
startSearchHere--;
}
uprv_strncpy(buffer, nextSeparator, startSearchHere - nextSeparator);
result = u_terminateChars(buffer, bufferCapacity, startSearchHere - nextSeparator, status);
} else if(!startSearchHere && (int32_t)uprv_strlen(nextSeparator) < bufferCapacity) { /* last item in string */
i = uprv_strlen(nextSeparator);
while(nextSeparator[i - 1] == ' ') {
i--;
}
uprv_strncpy(buffer, nextSeparator, i);
result = u_terminateChars(buffer, bufferCapacity, i, status);
} else {
/* give a bigger buffer, please */
*status = U_BUFFER_OVERFLOW_ERROR;
if(startSearchHere) {
result = startSearchHere - nextSeparator;
} else {
result = uprv_strlen(nextSeparator);
}
}
return result;
}
}
return 0;
}