/* This file provides OS-dependent support for the Ada.Locales package. */
+#include <locale.h>
+#include <ctype.h>
+#include <stddef.h>
+
typedef char char4 [4];
+/* Table containing equivalences between ISO_639_1 codes and their ISO_639_3
+ alpha-3 code plus their language name. */
+
+static char* iso_639[] =
+{
+ "aa", "aar", "Afar",
+ "ab", "abk", "Abkhazian",
+ "ae", "ave", "Avestan",
+ "af", "afr", "Afrikaans",
+ "ak", "aka", "Akan",
+ "am", "amh", "Amharic",
+ "an", "arg", "Aragonese",
+ "ar", "ara", "Arabic",
+ "as", "asm", "Assamese",
+ "av", "ava", "Avaric",
+ "ay", "aym", "Aymara",
+ "az", "aze", "Azerbaijani",
+
+ "ba", "bak", "Bashkir",
+ "be", "bel", "Belarusian",
+ "bg", "bul", "Bulgarian",
+ "bi", "bis", "Bislama",
+ "bm", "bam", "Bambara",
+ "bn", "ben", "Bengali",
+ "bo", "bod", "Tibetan",
+ "br", "bre", "Breton",
+ "bs", "bos", "Bosnian",
+
+ "ca", "cat", "Catalan",
+ "ce", "che", "Chechen",
+ "ch", "cha", "Chamorro",
+ "co", "cos", "Corsican",
+ "cr", "cre", "Cree",
+ "cs", "ces", "Czech",
+ "cu", "chu", "Church Slavic",
+ "cv", "chv", "Chuvash",
+ "cy", "cym", "Welsh",
+
+ "da", "dan", "Danish",
+ "de", "deu", "German",
+ "dv", "div", "Divehi",
+ "dz", "dzo", "Dzongkha",
+
+ "ee", "ewe", "Ewe",
+ "el", "ell", "Modern Greek",
+ "en", "eng", "English",
+ "eo", "epo", "Esperanto",
+ "es", "spa", "Spanish",
+ "et", "est", "Estonian",
+ "eu", "eus", "Basque",
+
+ "fa", "fas", "Persian",
+ "ff", "ful", "Fulah",
+ "fi", "fin", "Finnish",
+ "fj", "fij", "Fijian",
+ "fo", "fao", "Faroese",
+ "fr", "fra", "French",
+ "fy", "fry", "Western Frisian",
+
+ "ga", "gle", "Irish",
+ "gd", "gla", "Scottish Gaelic",
+ "gl", "glg", "Galician",
+ "gn", "grn", "Guarani",
+ "gu", "guj", "Gujarati",
+ "gv", "glv", "Manx",
+
+ "ha", "hau", "Hausa",
+ "he", "heb", "Hebrew",
+ "hi", "hin", "Hindi",
+ "ho", "hmo", "Hiri Motu",
+ "hr", "hrv", "Croatian",
+ "ht", "hat", "Haitian",
+ "hu", "hun", "Hungarian",
+ "hy", "hye", "Armenian",
+ "hz", "her", "Herero",
+
+ "ia", "ina", "Interlingua",
+ "id", "ind", "Indonesian",
+ "ie", "ile", "Interlingue",
+ "ig", "ibo", "Igbo",
+ "ii", "iii", "Sichuan Yi",
+ "ik", "ipk", "Inupiaq",
+ "io", "ido", "Ido",
+ "is", "isl", "Icelandic",
+ "it", "ita", "Italian",
+ "iu", "iku", "Inuktitut",
+
+ "ja", "jpn", "Japanese",
+ "jv", "jav", "Javanese",
+
+ "ka", "kat", "Georgian",
+ "kg", "kon", "Kongo",
+ "ki", "kik", "Kikuyu",
+ "kj", "kua", "Kuanyama",
+ "kk", "kaz", "Kazakh",
+ "kl", "kal", "Kalaallisut",
+ "km", "khm", "Central Khmer",
+ "kn", "kan", "Kannada",
+ "ko", "kor", "Korean",
+ "kr", "kau", "Kanuri",
+ "ks", "kas", "Kashmiri",
+ "ku", "kur", "Kurdish",
+ "kv", "kom", "Komi",
+ "kw", "cor", "Cornish",
+ "ky", "kir", "Kirghiz",
+
+ "la", "lat", "Latin",
+ "lb", "ltz", "Luxembourgish",
+ "lg", "lug", "Ganda",
+ "li", "lim", "Limburgan",
+ "ln", "lin", "Lingala",
+ "lo", "lao", "Lao",
+ "lt", "lit", "Lithuanian",
+ "lu", "lub", "Luba-Katanga",
+ "lv", "lav", "Latvian",
+
+ "mg", "mlg", "Malagasy",
+ "mh", "mah", "Marshallese",
+ "mi", "mri", "Maori",
+ "mk", "mkd", "Macedonian",
+ "ml", "mal", "Malayalam",
+ "mn", "mon", "Mongolian",
+ "mr", "mar", "Marathi",
+ "ms", "msa", "Malay",
+ "mt", "mlt", "Maltese",
+ "my", "mya", "Burmese",
+
+ "na", "nau", "Nauru",
+ "nb", "nob", "Norwegian Bokmal",
+ "nd", "nde", "North Ndebele",
+ "ne", "nep", "Nepali",
+ "ng", "ndo", "Ndonga",
+ "nl", "nld", "Dutch",
+ "nn", "nno", "Norwegian Nynorsk",
+ "no", "nor", "Norwegian",
+ "nr", "nbl", "South Ndebele",
+ "nv", "nav", "Navajo",
+ "ny", "nya", "Nyanja",
+
+ "oc", "oci", "Occitan",
+ "oj", "oji", "Ojibwa",
+ "om", "orm", "Oromo",
+ "or", "ori", "Oriya",
+ "os", "oss", "Ossetian",
+
+ "pa", "pan", "Panjabi",
+ "pi", "pli", "Pali",
+ "pl", "pol", "Polish",
+ "ps", "pus", "Pushto",
+ "pt", "por", "Portuguese",
+
+ "qu", "que", "Quechua",
+
+ "rm", "roh", "Romansh",
+ "rn", "run", "Rundi",
+ "ro", "ron", "Romanian",
+ "ru", "rus", "Russian",
+ "rw", "kin", "Kinyarwanda",
+
+ "sa", "san", "Sanskrit",
+ "sc", "srd", "Sardinian",
+ "sd", "snd", "Sindhi",
+ "se", "sme", "Northern Sami",
+ "sg", "sag", "Sango",
+ "sh", "hbs", "Serbo-Croatian",
+ "si", "sin", "Sinhala",
+ "sk", "slk", "Slovak",
+ "sl", "slv", "Slovenian",
+ "sm", "smo", "Samoan",
+ "sn", "sna", "Shona",
+ "so", "som", "Somali",
+ "sq", "sqi", "Albanian",
+ "sr", "srp", "Serbian",
+ "ss", "ssw", "Swati",
+ "st", "sot", "Southern Sotho",
+ "su", "sun", "Sundanese",
+ "sv", "swe", "Swedish",
+ "sw", "swa", "Swahili",
+
+ "ta", "tam", "Tamil",
+ "te", "tel", "Telugu",
+ "tg", "tgk", "Tajik",
+ "th", "tha", "Thai",
+ "ti", "tir", "Tigrinya",
+ "tk", "tuk", "Turkmen",
+ "tl", "tgl", "Tagalog",
+ "tn", "tsn", "Tswana",
+ "to", "ton", "Tonga",
+ "tr", "tur", "Turkish",
+ "ts", "tso", "Tsonga",
+ "tt", "tat", "Tatar",
+ "tw", "twi", "Twi",
+ "ty", "tah", "Tahitian",
+
+ "ug", "uig", "Uighur",
+ "uk", "ukr", "Ukrainian",
+ "ur", "urd", "Urdu",
+ "uz", "uzb", "Uzbek",
+
+ "ve", "ven", "Venda",
+ "vi", "vie", "Vietnamese",
+ "vo", "vol", "Volapuk",
+
+ "wa", "wln", "Walloon",
+ "wo", "wol", "Wolof",
+
+ "xh", "xho", "Xhosa",
+
+ "yi", "yid", "Yiddish",
+ "yo", "yor", "Yoruba",
+
+ "za", "zha", "Zhuang",
+ "zh", "zho", "Chinese",
+ "zu", "zul", "Zulu"
+};
+
+/* Table containing equivalences between ISO_3166 alpha-2 codes and country
+ names. This table has several entries for codes that have several valid
+ country names. */
+
+static char* iso_3166[] =
+{
+ "AU", "Australia",
+ "AD", "Andorra",
+ "AE", "United Arab Emirates",
+ "AF", "Afghanistan",
+ "AG", "Antigua and Barbuda",
+ "AI", "Anguilla",
+ "AL", "Albania",
+ "AM", "Armenia",
+ "AN", "Netherlands Antilles",
+ "AO", "Angola",
+ "AQ", "Antarctica",
+ "AR", "Argentina",
+ "AS", "American Samoa",
+ "AT", "Austria",
+ "AU", "Australia",
+ "AW", "Aruba",
+ "AX", "Aland Islands",
+ "AZ", "Azerbaijan",
+
+ "BA", "Bosnia and Herzegovina",
+ "BB", "Barbados",
+ "BD", "Bangladesh",
+ "BE", "Belgium",
+ "BF", "Burkina Faso",
+ "BG", "Bulgaria",
+ "BH", "Bahrain",
+ "BI", "Burundi",
+ "BJ", "Benin",
+ "BL", "Saint Barthélemy",
+ "BM", "Bermuda",
+ "BN", "Brunei Darussalam",
+ "BO", "Bolivia, Plurinational State of",
+ "BQ", "Bonaire, Sint Eustatius and Saba",
+ "BR", "Brazil",
+ "BS", "Bahamas",
+ "BT", "Bhutan",
+ "BV", "Bouvet Island",
+ "BW", "Botswana",
+ "BY", "Belarus",
+ "BZ", "Belize",
+
+ "CA", "Canada",
+ "CC", "Cocos (Keeling) Islands",
+ "CD", "Congo, Democratic Republic of the",
+ "CF", "Central African Republic",
+ "CG", "Congo",
+ "CH", "Switzerland",
+ "CI", "Côte d'Ivoire",
+ "CK", "Cook Islands",
+ "CL", "Chile",
+ "CM", "Cameroon",
+ "CN", "China",
+ "CN", "People’s Republic of China",
+ "CN", "PR China",
+ "CN", "PR-China",
+ "CO", "Colombia",
+ "CR", "Costa Rica",
+ "CS", "Czechoslovakia",
+ "CU", "Cuba",
+ "CV", "Cape Verde",
+ "CW", "Curaçao",
+ "CX", "Christmas Island",
+ "CY", "Cyprus",
+ "CZ", "Czech Republic",
+
+ "DE", "Germany",
+ "DJ", "Djibouti",
+ "DK", "Denmark",
+ "DM", "Dominica",
+ "DO", "Dominican Republic",
+ "DZ", "Algeria",
+
+ "EC", "Ecuador",
+ "EE", "Estonia",
+ "EG", "Egypt",
+ "EH", "Western Sahara",
+ "ER", "Eritrea",
+ "ES", "Spain",
+ "ET", "Ethiopia",
+
+ "FI", "Finland",
+ "FG", "Fiji",
+ "FK", "Falkland Islands (Malvinas)",
+ "FM", "Micronesia, Federated States of",
+ "FO", "Faroe Islands",
+ "FR", "France",
+
+ "GA", "Gabon",
+ "GB", "United Kingdom",
+ "GB", "United-Kingdom",
+ "GB", "England",
+ "GB", "Britain",
+ "GB", "Great Britain",
+ "GD", "Grenada",
+ "GE", "Georgia",
+ "GF", "French Guiana",
+ "GG", "Guernsey",
+ "GH", "Ghana",
+ "GI", "Gibraltar",
+ "GL", "Greenland",
+ "GM", "Gambia",
+ "GN", "Guinea",
+ "GP", "Guadeloupe",
+ "GQ", "Equatorial Guinea",
+ "GR", "Greece",
+ "GS", "South Georgia and the South Sandwich Islands",
+ "GT", "Guatemala",
+ "GU", "Guam",
+ "GW", "Guinea-Bissau",
+ "GY", "Guyana",
+
+ "HK", "Hong Kong",
+ "HK", "Hong-Kong",
+ "HM", "Heard Island and McDonald Islands",
+ "HN", "Honduras",
+ "HR", "Croatia",
+ "HT", "Haiti",
+ "HU", "Hungary",
+
+ "ID", "Indonesia",
+ "IE", "Ireland",
+ "IL", "Israel",
+ "IM", "Isle of Man",
+ "IN", "India",
+ "IO", "British Indian Ocean Territory",
+ "IQ", "Iraq",
+ "IR", "Iran",
+ "IR", "Iran, Islamic Republic of",
+ "IS", "Iceland",
+ "IT", "Italy",
+
+ "JE", "Jersey",
+ "JM", "Jamaica",
+ "JO", "Jordan",
+ "JP", "Japan",
+
+ "KE", "Kenya",
+ "KG", "Kyrgyzstan",
+ "KH", "Cambodia",
+ "KI", "Kiribati",
+ "KM", "Comoros",
+ "KN", "Saint Kitts and Nevis",
+ "KP", "Korea, Democratic People's Republic of",
+ "KR", "Korea, Republic of",
+ "KW", "Kuwait",
+ "KY", "Cayman Islands",
+ "KZ", "Kazakhstan",
+
+ "LA", "Lao People's Democratic Republic",
+ "LB", "Lebanon",
+ "LC", "Saint Lucia",
+ "LI", "Liechtenstein",
+ "LK", "Sri Lanka",
+ "LR", "Liberia",
+ "LS", "Lesotho",
+ "LT", "Lithuania",
+ "LU", "Luxembourg",
+ "LV", "Latvia",
+ "LY", "Libya",
+
+ "MA", "Morocco",
+ "MC", "Monaco",
+ "MD", "Moldova, Republic of",
+ "ME", "Montenegro",
+ "MF", "Saint Martin",
+ "MG", "Madagascar",
+ "MH", "Marshall Islands",
+ "MK", "Macedonia",
+ "ML", "Mali",
+ "MM", "Myanmar",
+ "MN", "Mongolia",
+ "MO", "Macao",
+ "MP", "Northern Mariana Islands",
+ "MQ", "Martinique",
+ "MR", "Mauritania",
+ "MS", "Montserrat",
+ "MT", "Malta",
+ "MU", "Mauritius",
+ "MV", "Maldives",
+ "MW", "Malawi",
+ "MX", "Mexico",
+ "MY", "Malaysia",
+ "MZ", "Mozambique",
+
+ "NA", "Namibia",
+ "NC", "New Caledonia",
+ "NE", "Niger",
+ "NF", "Norfolk Island",
+ "NG", "Nigeria",
+ "NI", "Nicaragua",
+ "NL", "Netherlands",
+ "NL", "Holland",
+ "NO", "Norway",
+ "NP", "Nepal",
+ "NR", "Nauru",
+ "NU", "Niue",
+ "NZ", "New Zealand",
+ "NZ", "New-Zealand",
+
+ "OM", "Oman",
+
+ "PA", "Panama",
+ "PE", "Peru",
+ "PF", "French Polynesia",
+ "PG", "Papua New Guinea",
+ "PH", "Philippines",
+ "PK", "Pakistan",
+ "PL", "Poland",
+ "PM", "Saint Pierre and Miquelon",
+ "PN", "Pitcairn",
+ "PR", "Puerto Rico",
+ "PS", "Palestine, State of",
+ "PT", "Portugal",
+ "PW", "Palau",
+ "PY", "Paraguay",
+
+ "QA", "Qatar",
+
+ "RE", "Réunion",
+ "RO", "Romania",
+ "RS", "Serbia",
+ "RU", "Russian Federation",
+ "RW", "Rwanda",
+
+ "SA", "Saudi Arabia",
+ "SB", "Solomon Islands",
+ "SC", "Seychelles",
+ "SD", "Sudan",
+ "SE", "Sweden",
+ "SG", "Singapore",
+ "SH", "Saint Helena, Ascension and Tristan da Cunha",
+ "SI", "Slovenia",
+ "SJ", "Svalbard and Jan Mayen",
+ "SK", "Slovakia",
+ "SL", "Sierra Leone",
+ "SM", "San Marino",
+ "SN", "Senegal",
+ "SO", "Somalia",
+ "SR", "Suriname",
+ "SS", "South Sudan",
+ "SV", "El Salvador",
+ "SX", "Sint Maarten (Dutch part)",
+ "SY", "Syrian Arab Republic",
+ "SZ", "Swaziland",
+
+ "TC", "Turks and Caicos Islands",
+ "TD", "Chad",
+ "TF", "French Southern Territories",
+ "TG", "Togo",
+ "TH", "Thailand",
+ "TJ", "Tajikistan",
+ "TK", "Tokelau",
+ "TL", "Timor-Leste",
+ "TM", "Turkmenistan",
+ "TN", "Tunisia",
+ "TO", "Tonga",
+ "TP", "East Timor",
+ "TR", "Turkey",
+ "TT", "Trinidad and Tobago",
+ "TV", "Tuvalu",
+ "TW", "Taiwan",
+ "TW", "Taiwan, Province of China",
+ "TZ", "Tanzania",
+ "TZ", "Tanzania, United Republic of",
+
+ "UA", "Ukraine",
+ "UG", "Uganda",
+ "UM", "United States Minor Outlying Islands",
+ "US", "United States",
+ "US", "United States of America",
+ "US", "United-States"
+ "UY", "Uruguay",
+ "UZ", "Uzbekistan",
+
+ "VA", "Holy See (Vatican City State)",
+ "VC", "Saint Vincent and the Grenadines",
+ "VE", "Venezuela",
+ "VE", "Venezuela, Bolivarian Republic of",
+ "VG", "Virgin Islands, British",
+ "VI", "Virgin Islands, U.S.",
+ "VN", "Viet Nam",
+ "VU", "Vanuatu",
+ "WF", "Wallis and Futuna",
+ "WS", "Samoa",
+
+ "YE", "Yemen",
+ "YT", "Mayotte",
+ "YU", "Yugoslavia",
+
+ "ZA", "South Africa",
+ "ZM", "Zambia",
+ "ZW", "Zimbabwe"
+};
+
+/* Utility function to perform case insensitive string comparison. Returns 1
+ if both strings are equal and 0 otherwise. */
+
+static int
+str_case_equals (const char *s1, const char *s2) {
+ while (*s1 != '\0' && *s2 != '\0' && tolower(*s1) == tolower(*s2)) {
+ s1++;
+ s2++;
+ }
+
+ return (*s1 == '\0') && (*s2 == '\0');
+}
+
+/* Utility function to copy length characters of a string. The target string
+ must have space to store the extra string null terminator. */
+
+static void
+str_copy (char *target, char *source, int length) {
+ for (; length > 0; source++, target++, length--) {
+ *target = *source;
+ }
+
+ *target = '\0';
+}
+
+/* Utility function to search for the last byte of the lc_all string to be
+ processed. Required because in some targets (for example, AIX), the
+ string returned by setlocale() has duplicates. */
+
+static char*
+str_get_last_byte (char *lc_all) {
+ char* first_space = NULL;
+ char* second_space = NULL;
+ char* last_byte = NULL;
+ char* s1 = lc_all;
+
+ /* Search for the 1st space (if any) */
+ while (*s1 != ' ' && *s1 != '\0')
+ s1++;
+
+ if (*s1 == '\0') {
+ last_byte = s1;
+
+ } else {
+ first_space = s1;
+
+ /* Skip this space and search for the 2nd one (if available) */
+ s1++;
+ while (*s1 != ' ' && *s1 != '\0')
+ s1++;
+
+ if (*s1 == '\0') {
+ last_byte = s1;
+
+ } else {
+ second_space=s1;
+
+ /* Search for the last byte of lc_all */
+ while (*s1 != '\0')
+ s1++;
+
+ last_byte = s1;
+
+ /* Check if the two strings match */
+ {
+ int len1 = first_space - lc_all;
+ int len2 = second_space - first_space - 1;
+
+ if (len1 == len2) {
+ char* p1 = lc_all;
+ char* p2 = first_space + 1;
+
+ /* Compare their contents */
+ while (*p1 == *p2 && p2 != second_space) {
+ p1++;
+ p2++;
+ }
+
+ /* if the two strings match then update the last byte */
+
+ if (p2 == second_space) {
+ last_byte = first_space;
+ }
+ }
+ }
+ }
+ }
+
+ return last_byte;
+}
+
+/* Utility function to search in the iso_639_1 table for an iso-639-1 code;
+ returns the corresponding iso-639-3 code or NULL if not found. */
+
+static char*
+iso_639_1_to_639_3(char* iso_639_1_code) {
+ int len = sizeof(iso_639)/sizeof(iso_639[0]);
+ char **p = iso_639;
+ int j;
+
+ for (j=0; j < len/3; j++) {
+ char* s1 = iso_639_1_code;
+ char* s2 = *p;
+
+ if (s1[0]==s2[0] && s1[1]==s2[1]) {
+ p++;
+ return *p;
+ }
+
+ p = p + 3;
+ }
+
+ return NULL;
+}
+
+/* Utility function to search in the iso_639_1 table for a language name;
+ returns the corresponding iso-639-3 code or NULL if not found. */
+
+static char*
+language_name_to_639_3(char* name) {
+ int len = sizeof(iso_639)/sizeof(iso_639[0]);
+ char **p = iso_639;
+ int j;
+
+ p = p + 2;
+ for (j=0; j < len/3; j++) {
+ if (str_case_equals(name, *p)) {
+ p--;
+ return *p;
+ }
+
+ p = p + 3;
+ }
+
+ return NULL;
+}
+
+/* Utility function to search in the iso_3166 table for a country name;
+ returns the corresponding iso-3166 code or NULL if not found. */
+
+static char*
+country_name_to_3166 (char* name) {
+ int len = sizeof(iso_3166)/sizeof(iso_3166[0]);
+ char **p = iso_3166;
+ int j;
+
+ p++;
+ for (j=0; j < len/2; j++) {
+ if (str_case_equals(name, *p)) {
+ p--;
+ return *p;
+ }
+
+ p = p + 2;
+ }
+
+ return NULL;
+}
+
/*
c_get_language_code needs to fill in the Alpha-3 encoding of the
language code (3 lowercase letters). That should be "und" if the
language is unknown. [see Ada.Locales]
*/
-void c_get_language_code (char4 p) {
- char *r = "und";
- for (; *r != '\0'; p++, r++)
- *p = *r;
+void
+c_get_language_code (char4 p) {
+ char* Saved_Locale = setlocale(LC_ALL, NULL);
+ char iso_639_3_code[] = "und"; /* Language Unknown */
+ char* lc_all;
+ char* result;
+
+ /* Get locales set in the environment */
+
+ setlocale(LC_ALL, "");
+ lc_all = setlocale(LC_ALL, NULL);
+
+ /* The string returned by setlocale has the following format:
+
+ language[_territory][.code-set][@modifier]
+
+ where language is an ISO 639 language code, territory is an ISO 3166
+ country code, and codeset is a character set or encoding identifier
+ like ISO-8859-1 or UTF-8.
+ */
+
+ if (lc_all != NULL) {
+ char* s = lc_all;
+ int lang_length = 0;
+
+ /* Copy the language part (which may be an ISO-639-1 code, an ISO-639-3
+ code, or a language name) adding a string terminator */
+
+ while (*s != '_' && *s != '.' && *s != '@' && *s != '\0')
+ s++;
+
+ lang_length = s - lc_all;
+
+ /* Handle conversion of ISO-639-1 to ISO-639-3 */
+
+ if (lang_length == 2) {
+ char iso_639_1[3];
+ char* to_iso_639_3;
+
+ /* Duplicate the ISO-639-1 code adding the null terminator required to
+ search for the equivalent ISO-639-3 code; we cannot just append the
+ null terminator since the pointer may reference non-writable memory.
+ */
+
+ str_copy(iso_639_1, lc_all, lang_length);
+ to_iso_639_3 = iso_639_1_to_639_3(iso_639_1);
+
+ if (to_iso_639_3)
+ str_copy(iso_639_3_code, to_iso_639_3, 3);
+
+ /* Copy the ISO-639-3 code (adding a null terminator) */
+
+ } else if (lang_length == 3) {
+ str_copy(iso_639_3_code, lc_all, lang_length);
+
+ /* Handle conversion of language name to ISO-639-3 */
+
+ } else if (lang_length > 3) {
+ char name_copy[lang_length + 1];
+ char* to_iso_639_3;
+
+ /* Duplicate the ISO-639-1 code adding the null terminator required to
+ search for the equivalent ISO-639-3 code; we cannot just append the
+ null terminator since the pointer may reference non-writable memory.
+ */
+
+ str_copy(name_copy, lc_all, lang_length);
+ to_iso_639_3 = language_name_to_639_3(name_copy);
+
+ if (to_iso_639_3)
+ str_copy(iso_639_3_code, to_iso_639_3, 3);
+ }
+ }
+
+ /* Copy out the computed ISO_639_3 code */
+
+ result = iso_639_3_code;
+ for (; *result != '\0'; p++, result++)
+ *p = *result;
+
+ /* Restore the original locale settings */
+
+ setlocale(LC_ALL, Saved_Locale);
+
+ return;
}
/*
country code (2 uppercase letters). That should be "ZZ" if the
country is unknown. [see Ada.Locales]
*/
-void c_get_country_code (char4 p) {
- char *r = "ZZ";
- for (; *r != '\0'; p++, r++)
- *p = *r;
+void
+c_get_country_code (char4 p) {
+ char* Saved_Locale = setlocale(LC_ALL, NULL);
+ char iso_3166_code[] = "ZZ"; /* Country Unknown */
+ char* lc_all;
+ char* result;
+
+ /* Get locales set in the environment */
+
+ setlocale(LC_ALL, "");
+ lc_all = setlocale(LC_ALL, NULL);
+
+ /* The string returned by setlocale has the following format:
+
+ language[_territory][.code-set][@modifier]
+
+ where language is an ISO 639 language code, territory is an ISO 3166
+ country code, and codeset is a character set or encoding identifier
+ like ISO-8859-1 or UTF-8.
+ */
+
+ if (lc_all != NULL) {
+ char* s1 = lc_all;
+ char* s2 = NULL;
+ char* last_byte = str_get_last_byte(lc_all);
+ int country_length = 0;
+
+ /* Search for the beginning of the country code */
+
+ s1 = lc_all;
+ while (*s1 != '_' && *s1 != '.' && *s1 != '@' && s1 != last_byte)
+ s1++;
+
+ if (*s1 == '_') {
+ s1++;
+ s2 = s1;
+
+ while (*s2 != '.' && *s2 != '@' && s2 != last_byte)
+ s2++;
+
+ country_length = s2 - s1;
+
+ if (country_length == 2) {
+ str_copy(iso_3166_code, s1, country_length);
+
+ /* setlocale returned us the country name */
+
+ } else if (country_length > 3) {
+ char name_copy[country_length + 1];
+ char* to_3166;
+
+ str_copy(name_copy, s1, country_length);
+ to_3166 = country_name_to_3166(name_copy);
+
+ if (to_3166)
+ str_copy(iso_3166_code, to_3166, 2);
+ }
+ }
+ }
+
+ /* Copy out the computed ISO_3166 code */
+
+ result = iso_3166_code;
+ for (; *result != '\0'; p++, result++)
+ *p = *result;
+
+ /* Restore the original locale settings */
+
+ setlocale(LC_ALL, Saved_Locale);
+
+ return;
}
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