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-rw-r--r--lib/gltests/setlocale.c938
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diff --git a/lib/gltests/setlocale.c b/lib/gltests/setlocale.c
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+++ b/lib/gltests/setlocale.c
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+/* Set the current locale.
+ Copyright (C) 2009, 2011 Free Software Foundation, Inc.
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+/* Written by Bruno Haible <bruno@clisp.org>, 2009. */
+
+#include <config.h>
+
+/* Override setlocale() so that when the default locale is requested
+ (locale = ""), the environment variables LC_ALL, LC_*, and LANG are
+ considered.
+ Also include all the functionality from libintl's setlocale() override. */
+
+/* Please keep this file in sync with
+ gettext/gettext-runtime/intl/setlocale.c ! */
+
+/* Specification. */
+#include <locale.h>
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "localename.h"
+
+#if 1
+
+# undef setlocale
+
+/* Return string representation of locale category CATEGORY. */
+static const char *
+category_to_name (int category)
+{
+ const char *retval;
+
+ switch (category)
+ {
+ case LC_COLLATE:
+ retval = "LC_COLLATE";
+ break;
+ case LC_CTYPE:
+ retval = "LC_CTYPE";
+ break;
+ case LC_MONETARY:
+ retval = "LC_MONETARY";
+ break;
+ case LC_NUMERIC:
+ retval = "LC_NUMERIC";
+ break;
+ case LC_TIME:
+ retval = "LC_TIME";
+ break;
+ case LC_MESSAGES:
+ retval = "LC_MESSAGES";
+ break;
+ default:
+ /* If you have a better idea for a default value let me know. */
+ retval = "LC_XXX";
+ }
+
+ return retval;
+}
+
+# if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
+
+/* The native Win32 setlocale() function expects locale names of the form
+ "German" or "German_Germany" or "DEU", but not "de" or "de_DE". We need
+ to convert the names from the form with ISO 639 language code and ISO 3166
+ country code to the form with English names or with three-letter identifier.
+ The three-letter identifiers known by a Windows XP SP2 or SP3 are:
+ AFK Afrikaans_South Africa.1252
+ ARA Arabic_Saudi Arabia.1256
+ ARB Arabic_Lebanon.1256
+ ARE Arabic_Egypt.1256
+ ARG Arabic_Algeria.1256
+ ARH Arabic_Bahrain.1256
+ ARI Arabic_Iraq.1256
+ ARJ Arabic_Jordan.1256
+ ARK Arabic_Kuwait.1256
+ ARL Arabic_Libya.1256
+ ARM Arabic_Morocco.1256
+ ARO Arabic_Oman.1256
+ ARQ Arabic_Qatar.1256
+ ARS Arabic_Syria.1256
+ ART Arabic_Tunisia.1256
+ ARU Arabic_U.A.E..1256
+ ARY Arabic_Yemen.1256
+ AZE Azeri (Latin)_Azerbaijan.1254
+ BEL Belarusian_Belarus.1251
+ BGR Bulgarian_Bulgaria.1251
+ BSB Bosnian_Bosnia and Herzegovina.1250
+ BSC Bosnian (Cyrillic)_Bosnia and Herzegovina.1250 (wrong encoding!)
+ CAT Catalan_Spain.1252
+ CHH Chinese_Hong Kong S.A.R..950
+ CHI Chinese_Singapore.936
+ CHS Chinese_People's Republic of China.936
+ CHT Chinese_Taiwan.950
+ CSY Czech_Czech Republic.1250
+ CYM Welsh_United Kingdom.1252
+ DAN Danish_Denmark.1252
+ DEA German_Austria.1252
+ DEC German_Liechtenstein.1252
+ DEL German_Luxembourg.1252
+ DES German_Switzerland.1252
+ DEU German_Germany.1252
+ ELL Greek_Greece.1253
+ ENA English_Australia.1252
+ ENB English_Caribbean.1252
+ ENC English_Canada.1252
+ ENG English_United Kingdom.1252
+ ENI English_Ireland.1252
+ ENJ English_Jamaica.1252
+ ENL English_Belize.1252
+ ENP English_Republic of the Philippines.1252
+ ENS English_South Africa.1252
+ ENT English_Trinidad and Tobago.1252
+ ENU English_United States.1252
+ ENW English_Zimbabwe.1252
+ ENZ English_New Zealand.1252
+ ESA Spanish_Panama.1252
+ ESB Spanish_Bolivia.1252
+ ESC Spanish_Costa Rica.1252
+ ESD Spanish_Dominican Republic.1252
+ ESE Spanish_El Salvador.1252
+ ESF Spanish_Ecuador.1252
+ ESG Spanish_Guatemala.1252
+ ESH Spanish_Honduras.1252
+ ESI Spanish_Nicaragua.1252
+ ESL Spanish_Chile.1252
+ ESM Spanish_Mexico.1252
+ ESN Spanish_Spain.1252
+ ESO Spanish_Colombia.1252
+ ESP Spanish_Spain.1252
+ ESR Spanish_Peru.1252
+ ESS Spanish_Argentina.1252
+ ESU Spanish_Puerto Rico.1252
+ ESV Spanish_Venezuela.1252
+ ESY Spanish_Uruguay.1252
+ ESZ Spanish_Paraguay.1252
+ ETI Estonian_Estonia.1257
+ EUQ Basque_Spain.1252
+ FAR Farsi_Iran.1256
+ FIN Finnish_Finland.1252
+ FOS Faroese_Faroe Islands.1252
+ FPO Filipino_Philippines.1252
+ FRA French_France.1252
+ FRB French_Belgium.1252
+ FRC French_Canada.1252
+ FRL French_Luxembourg.1252
+ FRM French_Principality of Monaco.1252
+ FRS French_Switzerland.1252
+ FYN Frisian_Netherlands.1252
+ GLC Galician_Spain.1252
+ HEB Hebrew_Israel.1255
+ HRB Croatian_Bosnia and Herzegovina.1250
+ HRV Croatian_Croatia.1250
+ HUN Hungarian_Hungary.1250
+ IND Indonesian_Indonesia.1252
+ IRE Irish_Ireland.1252
+ ISL Icelandic_Iceland.1252
+ ITA Italian_Italy.1252
+ ITS Italian_Switzerland.1252
+ IUK Inuktitut (Latin)_Canada.1252
+ JPN Japanese_Japan.932
+ KKZ Kazakh_Kazakhstan.1251
+ KOR Korean_Korea.949
+ KYR Kyrgyz_Kyrgyzstan.1251
+ LBX Luxembourgish_Luxembourg.1252
+ LTH Lithuanian_Lithuania.1257
+ LVI Latvian_Latvia.1257
+ MKI FYRO Macedonian_Former Yugoslav Republic of Macedonia.1251
+ MON Mongolian_Mongolia.1251
+ MPD Mapudungun_Chile.1252
+ MSB Malay_Brunei Darussalam.1252
+ MSL Malay_Malaysia.1252
+ MWK Mohawk_Canada.1252
+ NLB Dutch_Belgium.1252
+ NLD Dutch_Netherlands.1252
+ NON Norwegian-Nynorsk_Norway.1252
+ NOR Norwegian (Bokmål)_Norway.1252
+ NSO Northern Sotho_South Africa.1252
+ PLK Polish_Poland.1250
+ PTB Portuguese_Brazil.1252
+ PTG Portuguese_Portugal.1252
+ QUB Quechua_Bolivia.1252
+ QUE Quechua_Ecuador.1252
+ QUP Quechua_Peru.1252
+ RMC Romansh_Switzerland.1252
+ ROM Romanian_Romania.1250
+ RUS Russian_Russia.1251
+ SKY Slovak_Slovakia.1250
+ SLV Slovenian_Slovenia.1250
+ SMA Sami (Southern)_Norway.1252
+ SMB Sami (Southern)_Sweden.1252
+ SME Sami (Northern)_Norway.1252
+ SMF Sami (Northern)_Sweden.1252
+ SMG Sami (Northern)_Finland.1252
+ SMJ Sami (Lule)_Norway.1252
+ SMK Sami (Lule)_Sweden.1252
+ SMN Sami (Inari)_Finland.1252
+ SMS Sami (Skolt)_Finland.1252
+ SQI Albanian_Albania.1250
+ SRB Serbian (Cyrillic)_Serbia and Montenegro.1251
+ SRL Serbian (Latin)_Serbia and Montenegro.1250
+ SRN Serbian (Cyrillic)_Bosnia and Herzegovina.1251
+ SRS Serbian (Latin)_Bosnia and Herzegovina.1250
+ SVE Swedish_Sweden.1252
+ SVF Swedish_Finland.1252
+ SWK Swahili_Kenya.1252
+ THA Thai_Thailand.874
+ TRK Turkish_Turkey.1254
+ TSN Tswana_South Africa.1252
+ TTT Tatar_Russia.1251
+ UKR Ukrainian_Ukraine.1251
+ URD Urdu_Islamic Republic of Pakistan.1256
+ USA English_United States.1252
+ UZB Uzbek (Latin)_Uzbekistan.1254
+ VIT Vietnamese_Viet Nam.1258
+ XHO Xhosa_South Africa.1252
+ ZHH Chinese_Hong Kong S.A.R..950
+ ZHI Chinese_Singapore.936
+ ZHM Chinese_Macau S.A.R..950
+ ZUL Zulu_South Africa.1252
+ */
+
+/* Table from ISO 639 language code, optionally with country or script suffix,
+ to English name.
+ Keep in sync with the gl_locale_name_from_win32_LANGID function in
+ localename.c! */
+struct table_entry
+{
+ const char *code;
+ const char *english;
+};
+static const struct table_entry language_table[] =
+ {
+ { "af", "Afrikaans" },
+ { "am", "Amharic" },
+ { "ar", "Arabic" },
+ { "arn", "Mapudungun" },
+ { "as", "Assamese" },
+ { "az@cyrillic", "Azeri (Cyrillic)" },
+ { "az@latin", "Azeri (Latin)" },
+ { "ba", "Bashkir" },
+ { "be", "Belarusian" },
+ { "ber", "Tamazight" },
+ { "ber@arabic", "Tamazight (Arabic)" },
+ { "ber@latin", "Tamazight (Latin)" },
+ { "bg", "Bulgarian" },
+ { "bin", "Edo" },
+ { "bn", "Bengali" },
+ { "bn_BD", "Bengali (Bangladesh)" },
+ { "bn_IN", "Bengali (India)" },
+ { "bnt", "Sutu" },
+ { "bo", "Tibetan" },
+ { "br", "Breton" },
+ { "bs", "BSB" }, /* "Bosnian (Latin)" */
+ { "bs@cyrillic", "BSC" }, /* Bosnian (Cyrillic) */
+ { "ca", "Catalan" },
+ { "chr", "Cherokee" },
+ { "co", "Corsican" },
+ { "cpe", "Hawaiian" },
+ { "cs", "Czech" },
+ { "cy", "Welsh" },
+ { "da", "Danish" },
+ { "de", "German" },
+ { "dsb", "Lower Sorbian" },
+ { "dv", "Divehi" },
+ { "el", "Greek" },
+ { "en", "English" },
+ { "es", "Spanish" },
+ { "et", "Estonian" },
+ { "eu", "Basque" },
+ { "fa", "Farsi" },
+ { "ff", "Fulfulde" },
+ { "fi", "Finnish" },
+ { "fo", "Faroese" }, /* "Faeroese" does not work */
+ { "fr", "French" },
+ { "fy", "Frisian" },
+ { "ga", "IRE" }, /* Gaelic (Ireland) */
+ { "gd", "Gaelic (Scotland)" },
+ { "gd", "Scottish Gaelic" },
+ { "gl", "Galician" },
+ { "gn", "Guarani" },
+ { "gsw", "Alsatian" },
+ { "gu", "Gujarati" },
+ { "ha", "Hausa" },
+ { "he", "Hebrew" },
+ { "hi", "Hindi" },
+ { "hr", "Croatian" },
+ { "hsb", "Upper Sorbian" },
+ { "hu", "Hungarian" },
+ { "hy", "Armenian" },
+ { "id", "Indonesian" },
+ { "ig", "Igbo" },
+ { "ii", "Yi" },
+ { "is", "Icelandic" },
+ { "it", "Italian" },
+ { "iu", "IUK" }, /* Inuktitut */
+ { "ja", "Japanese" },
+ { "ka", "Georgian" },
+ { "kk", "Kazakh" },
+ { "kl", "Greenlandic" },
+ { "km", "Cambodian" },
+ { "km", "Khmer" },
+ { "kn", "Kannada" },
+ { "ko", "Korean" },
+ { "kok", "Konkani" },
+ { "kr", "Kanuri" },
+ { "ks", "Kashmiri" },
+ { "ks_IN", "Kashmiri_India" },
+ { "ks_PK", "Kashmiri (Arabic)_Pakistan" },
+ { "ky", "Kyrgyz" },
+ { "la", "Latin" },
+ { "lb", "Luxembourgish" },
+ { "lo", "Lao" },
+ { "lt", "Lithuanian" },
+ { "lv", "Latvian" },
+ { "mi", "Maori" },
+ { "mk", "FYRO Macedonian" },
+ { "mk", "Macedonian" },
+ { "ml", "Malayalam" },
+ { "mn", "Mongolian" },
+ { "mni", "Manipuri" },
+ { "moh", "Mohawk" },
+ { "mr", "Marathi" },
+ { "ms", "Malay" },
+ { "mt", "Maltese" },
+ { "my", "Burmese" },
+ { "nb", "NOR" }, /* Norwegian Bokmål */
+ { "ne", "Nepali" },
+ { "nic", "Ibibio" },
+ { "nl", "Dutch" },
+ { "nn", "NON" }, /* Norwegian Nynorsk */
+ { "no", "Norwegian" },
+ { "nso", "Northern Sotho" },
+ { "nso", "Sepedi" },
+ { "oc", "Occitan" },
+ { "om", "Oromo" },
+ { "or", "Oriya" },
+ { "pa", "Punjabi" },
+ { "pap", "Papiamentu" },
+ { "pl", "Polish" },
+ { "prs", "Dari" },
+ { "ps", "Pashto" },
+ { "pt", "Portuguese" },
+ { "qu", "Quechua" },
+ { "qut", "K'iche'" },
+ { "rm", "Romansh" },
+ { "ro", "Romanian" },
+ { "ru", "Russian" },
+ { "rw", "Kinyarwanda" },
+ { "sa", "Sanskrit" },
+ { "sah", "Yakut" },
+ { "sd", "Sindhi" },
+ { "se", "Sami (Northern)" },
+ { "se", "Northern Sami" },
+ { "si", "Sinhalese" },
+ { "sk", "Slovak" },
+ { "sl", "Slovenian" },
+ { "sma", "Sami (Southern)" },
+ { "sma", "Southern Sami" },
+ { "smj", "Sami (Lule)" },
+ { "smj", "Lule Sami" },
+ { "smn", "Sami (Inari)" },
+ { "smn", "Inari Sami" },
+ { "sms", "Sami (Skolt)" },
+ { "sms", "Skolt Sami" },
+ { "so", "Somali" },
+ { "sq", "Albanian" },
+ { "sr", "Serbian (Latin)" },
+ { "sr@cyrillic", "SRB" }, /* Serbian (Cyrillic) */
+ { "sw", "Swahili" },
+ { "syr", "Syriac" },
+ { "ta", "Tamil" },
+ { "te", "Telugu" },
+ { "tg", "Tajik" },
+ { "th", "Thai" },
+ { "ti", "Tigrinya" },
+ { "tk", "Turkmen" },
+ { "tl", "Filipino" },
+ { "tn", "Tswana" },
+ { "tr", "Turkish" },
+ { "ts", "Tsonga" },
+ { "tt", "Tatar" },
+ { "ug", "Uighur" },
+ { "uk", "Ukrainian" },
+ { "ur", "Urdu" },
+ { "uz", "Uzbek" },
+ { "uz", "Uzbek (Latin)" },
+ { "uz@cyrillic", "Uzbek (Cyrillic)" },
+ { "ve", "Venda" },
+ { "vi", "Vietnamese" },
+ { "wen", "Sorbian" },
+ { "wo", "Wolof" },
+ { "xh", "Xhosa" },
+ { "yi", "Yiddish" },
+ { "yo", "Yoruba" },
+ { "zh", "Chinese" },
+ { "zu", "Zulu" }
+ };
+
+/* Table from ISO 3166 country code to English name.
+ Keep in sync with the gl_locale_name_from_win32_LANGID function in
+ localename.c! */
+static const struct table_entry country_table[] =
+ {
+ { "AE", "U.A.E." },
+ { "AF", "Afghanistan" },
+ { "AL", "Albania" },
+ { "AM", "Armenia" },
+ { "AN", "Netherlands Antilles" },
+ { "AR", "Argentina" },
+ { "AT", "Austria" },
+ { "AU", "Australia" },
+ { "AZ", "Azerbaijan" },
+ { "BA", "Bosnia and Herzegovina" },
+ { "BD", "Bangladesh" },
+ { "BE", "Belgium" },
+ { "BG", "Bulgaria" },
+ { "BH", "Bahrain" },
+ { "BN", "Brunei Darussalam" },
+ { "BO", "Bolivia" },
+ { "BR", "Brazil" },
+ { "BT", "Bhutan" },
+ { "BY", "Belarus" },
+ { "BZ", "Belize" },
+ { "CA", "Canada" },
+ { "CG", "Congo" },
+ { "CH", "Switzerland" },
+ { "CI", "Cote d'Ivoire" },
+ { "CL", "Chile" },
+ { "CM", "Cameroon" },
+ { "CN", "People's Republic of China" },
+ { "CO", "Colombia" },
+ { "CR", "Costa Rica" },
+ { "CS", "Serbia and Montenegro" },
+ { "CZ", "Czech Republic" },
+ { "DE", "Germany" },
+ { "DK", "Denmark" },
+ { "DO", "Dominican Republic" },
+ { "DZ", "Algeria" },
+ { "EC", "Ecuador" },
+ { "EE", "Estonia" },
+ { "EG", "Egypt" },
+ { "ER", "Eritrea" },
+ { "ES", "Spain" },
+ { "ET", "Ethiopia" },
+ { "FI", "Finland" },
+ { "FO", "Faroe Islands" },
+ { "FR", "France" },
+ { "GB", "United Kingdom" },
+ { "GD", "Caribbean" },
+ { "GE", "Georgia" },
+ { "GL", "Greenland" },
+ { "GR", "Greece" },
+ { "GT", "Guatemala" },
+ { "HK", "Hong Kong" },
+ { "HK", "Hong Kong S.A.R." },
+ { "HN", "Honduras" },
+ { "HR", "Croatia" },
+ { "HT", "Haiti" },
+ { "HU", "Hungary" },
+ { "ID", "Indonesia" },
+ { "IE", "Ireland" },
+ { "IL", "Israel" },
+ { "IN", "India" },
+ { "IQ", "Iraq" },
+ { "IR", "Iran" },
+ { "IS", "Iceland" },
+ { "IT", "Italy" },
+ { "JM", "Jamaica" },
+ { "JO", "Jordan" },
+ { "JP", "Japan" },
+ { "KE", "Kenya" },
+ { "KG", "Kyrgyzstan" },
+ { "KH", "Cambodia" },
+ { "KR", "South Korea" },
+ { "KW", "Kuwait" },
+ { "KZ", "Kazakhstan" },
+ { "LA", "Laos" },
+ { "LB", "Lebanon" },
+ { "LI", "Liechtenstein" },
+ { "LK", "Sri Lanka" },
+ { "LT", "Lithuania" },
+ { "LU", "Luxembourg" },
+ { "LV", "Latvia" },
+ { "LY", "Libya" },
+ { "MA", "Morocco" },
+ { "MC", "Principality of Monaco" },
+ { "MD", "Moldava" },
+ { "MD", "Moldova" },
+ { "ME", "Montenegro" },
+ { "MK", "Former Yugoslav Republic of Macedonia" },
+ { "ML", "Mali" },
+ { "MM", "Myanmar" },
+ { "MN", "Mongolia" },
+ { "MO", "Macau S.A.R." },
+ { "MT", "Malta" },
+ { "MV", "Maldives" },
+ { "MX", "Mexico" },
+ { "MY", "Malaysia" },
+ { "NG", "Nigeria" },
+ { "NI", "Nicaragua" },
+ { "NL", "Netherlands" },
+ { "NO", "Norway" },
+ { "NP", "Nepal" },
+ { "NZ", "New Zealand" },
+ { "OM", "Oman" },
+ { "PA", "Panama" },
+ { "PE", "Peru" },
+ { "PH", "Philippines" },
+ { "PK", "Islamic Republic of Pakistan" },
+ { "PL", "Poland" },
+ { "PR", "Puerto Rico" },
+ { "PT", "Portugal" },
+ { "PY", "Paraguay" },
+ { "QA", "Qatar" },
+ { "RE", "Reunion" },
+ { "RO", "Romania" },
+ { "RS", "Serbia" },
+ { "RU", "Russia" },
+ { "RW", "Rwanda" },
+ { "SA", "Saudi Arabia" },
+ { "SE", "Sweden" },
+ { "SG", "Singapore" },
+ { "SI", "Slovenia" },
+ { "SK", "Slovak" },
+ { "SN", "Senegal" },
+ { "SO", "Somalia" },
+ { "SR", "Suriname" },
+ { "SV", "El Salvador" },
+ { "SY", "Syria" },
+ { "TH", "Thailand" },
+ { "TJ", "Tajikistan" },
+ { "TM", "Turkmenistan" },
+ { "TN", "Tunisia" },
+ { "TR", "Turkey" },
+ { "TT", "Trinidad and Tobago" },
+ { "TW", "Taiwan" },
+ { "TZ", "Tanzania" },
+ { "UA", "Ukraine" },
+ { "US", "United States" },
+ { "UY", "Uruguay" },
+ { "VA", "Vatican" },
+ { "VE", "Venezuela" },
+ { "VN", "Viet Nam" },
+ { "YE", "Yemen" },
+ { "ZA", "South Africa" },
+ { "ZW", "Zimbabwe" }
+ };
+
+/* Given a string STRING, find the set of indices i such that TABLE[i].code is
+ the given STRING. It is a range [lo,hi-1]. */
+typedef struct { size_t lo; size_t hi; } range_t;
+static void
+search (const struct table_entry *table, size_t table_size, const char *string,
+ range_t *result)
+{
+ /* The table is sorted. Perform a binary search. */
+ size_t hi = table_size;
+ size_t lo = 0;
+ while (lo < hi)
+ {
+ /* Invariant:
+ for i < lo, strcmp (table[i].code, string) < 0,
+ for i >= hi, strcmp (table[i].code, string) > 0. */
+ size_t mid = (hi + lo) >> 1; /* >= lo, < hi */
+ int cmp = strcmp (table[mid].code, string);
+ if (cmp < 0)
+ lo = mid + 1;
+ else if (cmp > 0)
+ hi = mid;
+ else
+ {
+ /* Found an i with
+ strcmp (language_table[i].code, string) == 0.
+ Find the entire interval of such i. */
+ {
+ size_t i;
+
+ for (i = mid; i > lo; )
+ {
+ i--;
+ if (strcmp (table[i].code, string) < 0)
+ {
+ lo = i + 1;
+ break;
+ }
+ }
+ }
+ {
+ size_t i;
+
+ for (i = mid; i < hi; i++)
+ {
+ if (strcmp (table[i].code, string) > 0)
+ {
+ hi = i;
+ break;
+ }
+ }
+ }
+ /* The set of i with
+ strcmp (language_table[i].code, string) == 0
+ is the interval [lo, hi-1]. */
+ break;
+ }
+ }
+ result->lo = lo;
+ result->hi = hi;
+}
+
+/* Like setlocale, but accept also locale names in the form ll or ll_CC,
+ where ll is an ISO 639 language code and CC is an ISO 3166 country code. */
+static char *
+setlocale_unixlike (int category, const char *locale)
+{
+ char *result;
+ char llCC_buf[64];
+ char ll_buf[64];
+ char CC_buf[64];
+
+ /* First, try setlocale with the original argument unchanged. */
+ result = setlocale (category, locale);
+ if (result != NULL)
+ return result;
+
+ /* Otherwise, assume the argument is in the form
+ language[_territory][.codeset][@modifier]
+ and try to map it using the tables. */
+ if (strlen (locale) < sizeof (llCC_buf))
+ {
+ /* Second try: Remove the codeset part. */
+ {
+ const char *p = locale;
+ char *q = llCC_buf;
+
+ /* Copy the part before the dot. */
+ for (; *p != '\0' && *p != '.'; p++, q++)
+ *q = *p;
+ if (*p == '.')
+ /* Skip the part up to the '@', if any. */
+ for (; *p != '\0' && *p != '@'; p++)
+ ;
+ /* Copy the part starting with '@', if any. */
+ for (; *p != '\0'; p++, q++)
+ *q = *p;
+ *q = '\0';
+ }
+ /* llCC_buf now contains
+ language[_territory][@modifier]
+ */
+ if (strcmp (llCC_buf, locale) != 0)
+ {
+ result = setlocale (category, llCC_buf);
+ if (result != NULL)
+ return result;
+ }
+ /* Look it up in language_table. */
+ {
+ range_t range;
+ size_t i;
+
+ search (language_table,
+ sizeof (language_table) / sizeof (language_table[0]),
+ llCC_buf,
+ &range);
+
+ for (i = range.lo; i < range.hi; i++)
+ {
+ /* Try the replacement in language_table[i]. */
+ result = setlocale (category, language_table[i].english);
+ if (result != NULL)
+ return result;
+ }
+ }
+ /* Split language[_territory][@modifier]
+ into ll_buf = language[@modifier]
+ and CC_buf = territory
+ */
+ {
+ const char *underscore = strchr (llCC_buf, '_');
+ if (underscore != NULL)
+ {
+ const char *territory_start = underscore + 1;
+ const char *territory_end = strchr (territory_start, '@');
+ if (territory_end == NULL)
+ territory_end = territory_start + strlen (territory_start);
+
+ memcpy (ll_buf, llCC_buf, underscore - llCC_buf);
+ strcpy (ll_buf + (underscore - llCC_buf), territory_end);
+
+ memcpy (CC_buf, territory_start, territory_end - territory_start);
+ CC_buf[territory_end - territory_start] = '\0';
+
+ {
+ /* Look up ll_buf in language_table
+ and CC_buf in country_table. */
+ range_t language_range;
+
+ search (language_table,
+ sizeof (language_table) / sizeof (language_table[0]),
+ ll_buf,
+ &language_range);
+ if (language_range.lo < language_range.hi)
+ {
+ range_t country_range;
+
+ search (country_table,
+ sizeof (country_table) / sizeof (country_table[0]),
+ CC_buf,
+ &country_range);
+ if (country_range.lo < country_range.hi)
+ {
+ size_t i;
+ size_t j;
+
+ for (i = language_range.lo; i < language_range.hi; i++)
+ for (j = country_range.lo; j < country_range.hi; j++)
+ {
+ /* Concatenate the replacements. */
+ const char *part1 = language_table[i].english;
+ size_t part1_len = strlen (part1);
+ const char *part2 = country_table[j].english;
+ size_t part2_len = strlen (part2) + 1;
+ char buf[64+64];
+
+ if (!(part1_len + 1 + part2_len <= sizeof (buf)))
+ abort ();
+ memcpy (buf, part1, part1_len);
+ buf[part1_len] = '_';
+ memcpy (buf + part1_len + 1, part2, part2_len);
+
+ /* Try the concatenated replacements. */
+ result = setlocale (category, buf);
+ if (result != NULL)
+ return result;
+ }
+ }
+
+ /* Try omitting the country entirely. This may set a locale
+ corresponding to the wrong country, but is better than
+ failing entirely. */
+ {
+ size_t i;
+
+ for (i = language_range.lo; i < language_range.hi; i++)
+ {
+ /* Try only the language replacement. */
+ result =
+ setlocale (category, language_table[i].english);
+ if (result != NULL)
+ return result;
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+
+ /* Failed. */
+ return NULL;
+}
+
+# else
+# define setlocale_unixlike setlocale
+# endif
+
+# if LC_MESSAGES == 1729
+
+/* The system does not store an LC_MESSAGES locale category. Do it here. */
+static char lc_messages_name[64] = "C";
+
+/* Like setlocale, but support also LC_MESSAGES. */
+static char *
+setlocale_single (int category, const char *locale)
+{
+ if (category == LC_MESSAGES)
+ {
+ if (locale != NULL)
+ {
+ lc_messages_name[sizeof (lc_messages_name) - 1] = '\0';
+ strncpy (lc_messages_name, locale, sizeof (lc_messages_name) - 1);
+ }
+ return lc_messages_name;
+ }
+ else
+ return setlocale_unixlike (category, locale);
+}
+
+# else
+# define setlocale_single setlocale_unixlike
+# endif
+
+char *
+rpl_setlocale (int category, const char *locale)
+{
+ if (locale != NULL && locale[0] == '\0')
+ {
+ /* A request to the set the current locale to the default locale. */
+ if (category == LC_ALL)
+ {
+ /* Set LC_CTYPE first. Then the other categories. */
+ static int const categories[] =
+ {
+ LC_NUMERIC,
+ LC_TIME,
+ LC_COLLATE,
+ LC_MONETARY,
+ LC_MESSAGES
+ };
+ char *saved_locale;
+ const char *base_name;
+ unsigned int i;
+
+ /* Back up the old locale, in case one of the steps fails. */
+ saved_locale = setlocale (LC_ALL, NULL);
+ if (saved_locale == NULL)
+ return NULL;
+ saved_locale = strdup (saved_locale);
+ if (saved_locale == NULL)
+ return NULL;
+
+ /* Set LC_CTYPE category. Set all other categories (except possibly
+ LC_MESSAGES) to the same value in the same call; this is likely to
+ save calls. */
+ base_name =
+ gl_locale_name_environ (LC_CTYPE, category_to_name (LC_CTYPE));
+ if (base_name == NULL)
+ base_name = gl_locale_name_default ();
+
+ if (setlocale_unixlike (LC_ALL, base_name) == NULL)
+ goto fail;
+# if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
+ /* On native Windows, setlocale(LC_ALL,...) may succeed but set the
+ LC_CTYPE category to an invalid value ("C") when it does not
+ support the specified encoding. Report a failure instead. */
+ if (strchr (base_name, '.') != NULL
+ && strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
+ goto fail;
+# endif
+
+ for (i = 0; i < sizeof (categories) / sizeof (categories[0]); i++)
+ {
+ int cat = categories[i];
+ const char *name;
+
+ name = gl_locale_name_environ (cat, category_to_name (cat));
+ if (name == NULL)
+ name = gl_locale_name_default ();
+
+ /* If name is the same as base_name, it has already been set
+ through the setlocale call before the loop. */
+ if (strcmp (name, base_name) != 0
+# if LC_MESSAGES == 1729
+ || cat == LC_MESSAGES
+# endif
+ )
+ if (setlocale_single (cat, name) == NULL)
+ goto fail;
+ }
+
+ /* All steps were successful. */
+ free (saved_locale);
+ return setlocale (LC_ALL, NULL);
+
+ fail:
+ if (saved_locale[0] != '\0') /* don't risk an endless recursion */
+ setlocale (LC_ALL, saved_locale);
+ free (saved_locale);
+ return NULL;
+ }
+ else
+ {
+ const char *name =
+ gl_locale_name_environ (category, category_to_name (category));
+ if (name == NULL)
+ name = gl_locale_name_default ();
+
+ return setlocale_single (category, name);
+ }
+ }
+ else
+ {
+# if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
+ if (category == LC_ALL && locale != NULL && strchr (locale, '.') != NULL)
+ {
+ char *saved_locale;
+
+ /* Back up the old locale. */
+ saved_locale = setlocale (LC_ALL, NULL);
+ if (saved_locale == NULL)
+ return NULL;
+ saved_locale = strdup (saved_locale);
+ if (saved_locale == NULL)
+ return NULL;
+
+ if (setlocale_unixlike (LC_ALL, locale) == NULL)
+ {
+ free (saved_locale);
+ return NULL;
+ }
+
+ /* On native Windows, setlocale(LC_ALL,...) may succeed but set the
+ LC_CTYPE category to an invalid value ("C") when it does not
+ support the specified encoding. Report a failure instead. */
+ if (strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
+ {
+ if (saved_locale[0] != '\0') /* don't risk an endless recursion */
+ setlocale (LC_ALL, saved_locale);
+ free (saved_locale);
+ return NULL;
+ }
+
+ /* It was really successful. */
+ free (saved_locale);
+ return setlocale (LC_ALL, NULL);
+ }
+ else
+# endif
+ return setlocale_single (category, locale);
+ }
+}
+
+#endif