/*  Part of SWI-Prolog

    Author:        Jan Wielemaker
    E-mail:        J.Wielemaker@vu.nl
    WWW:           http://www.swi-prolog.org
    Copyright (c)  2004-2011, University of Amsterdam
    All rights reserved.

    Redistribution and use in source and binary forms, with or without
    modification, are permitted provided that the following conditions
    are met:

    1. Redistributions of source code must retain the above copyright
       notice, this list of conditions and the following disclaimer.

    2. Redistributions in binary form must reproduce the above copyright
       notice, this list of conditions and the following disclaimer in
       the documentation and/or other materials provided with the
       distribution.

    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
    "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
    LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
    FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
    COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
    INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
    BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
    LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
    CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
    LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
    ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
    POSSIBILITY OF SUCH DAMAGE.
*/

:- module(iso_639,
          [ iso_639_2/2,                % Code, Language
            iso_639_3/2,                % Code, Language
            iso_639/2                   % Code, Language
          ]).

/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
ISO 639 language codes.  This material is based on

        http://www.wwp.brown.edu/encoding/training/ISO/iso639.html

It would be nice to know a bit   more about these languages, such as the
applicable character sets.
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */

iso_639_2(Code, Lang) :-
    l2(Code, Lang).
iso_639_3(Code, Lang) :-
    l3(Code, Lang).
iso_639(Code, Lang) :-
    (   l2(Code, Lang)
    ;   l3(Code, Lang)
    ).


%       l3(?Code, ?Lang)
%
%       ISO-639 3-letter codes

l3(abk, 'Abkhazian').
l3(ace, 'Achinese').
l3(ach, 'Acoli').
l3(ada, 'Adangme').
l3(aar, 'Afar').
l3(afh, 'Afrihili').
l3(afr, 'Afrikaans').
l3(afa, 'Afro-Asiatic (Other)').
l3(aka, 'Akan').
l3(akk, 'Akkadian').
l3(alb, 'Albanian').
l3(sqi, 'Albanian').
l3(ale, 'Aleut').
l3(alg, 'Algonquian languages').
l3(tut, 'Altaic (Other)').
l3(amh, 'Amharic').
l3(apa, 'Apache languages').
l3(ara, 'Arabic').
l3(arc, 'Aramaic').
l3(arp, 'Arapaho').
l3(arn, 'Araucanian').
l3(arw, 'Arawak').
l3(arm, 'Armenian').
l3(hye, 'Armenian').
l3(art, 'Artificial (Other)').
l3(asm, 'Assamese').
l3(ath, 'Athapascan languages').
l3(map, 'Austronesian (Other)').
l3(ava, 'Avaric').
l3(ave, 'Avestan').
l3(awa, 'Awadhi').
l3(aym, 'Aymara').
l3(aze, 'Azerbaijani').
l3(nah, 'Aztec').
l3(ban, 'Balinese').
l3(bat, 'Baltic (Other)').
l3(bal, 'Baluchi').
l3(bam, 'Bambara').
l3(bai, 'Bamileke languages').
l3(bad, 'Banda').
l3(bnt, 'Bantu (Other)').
l3(bas, 'Basa').
l3(bak, 'Bashkir').
l3(baq, 'Basque').
l3(eus, 'Basque').
l3(bej, 'Beja').
l3(bem, 'Bemba').
l3(ben, 'Bengali').
l3(ber, 'Berber (Other)').
l3(bho, 'Bhojpuri').
l3(bih, 'Bihari').
l3(bik, 'Bikol').
l3(bin, 'Bini').
l3(bis, 'Bislama').
l3(bra, 'Braj').
l3(bre, 'Breton').
l3(bug, 'Buginese').
l3(bul, 'Bulgarian').
l3(bua, 'Buriat').
l3(bur, 'Burmese').
l3(mya, 'Burmese').
l3(bel, 'Byelorussian').
l3(cad, 'Caddo').
l3(car, 'Carib').
l3(cat, 'Catalan').
l3(cau, 'Caucasian (Other)').
l3(ceb, 'Cebuano').
l3(cel, 'Celtic (Other)').
l3(cai, 'Central American Indian (Other)').
l3(chg, 'Chagatai').
l3(cha, 'Chamorro').
l3(che, 'Chechen').
l3(chr, 'Cherokee').
l3(chy, 'Cheyenne').
l3(chb, 'Chibcha').
l3(chi, 'Chinese').
l3(zho, 'Chinese').
l3(chn, 'Chinook jargon').
l3(cho, 'Choctaw').
l3(chu, 'Church Slavic').
l3(chv, 'Chuvash').
l3(cop, 'Coptic').
l3(cor, 'Cornish').
l3(cos, 'Corsican').
l3(cre, 'Cree').
l3(mus, 'Creek').
l3(crp, 'Creoles and Pidgins (Other)').
l3(cpe, 'Creoles and Pidgins, English-based (Other)').
l3(cpf, 'Creoles and Pidgins, French-based (Other)').
l3(cpp, 'Creoles and Pidgins, Portuguese-based (Other)').
l3(cus, 'Cushitic (Other)').
l3(ces, 'Czech').
l3(cze, 'Czech').
l3(dak, 'Dakota').
l3(dan, 'Danish').
l3(del, 'Delaware').
l3(din, 'Dinka').
l3(div, 'Divehi').
l3(doi, 'Dogri').
l3(dra, 'Dravidian (Other)').
l3(dua, 'Duala').
l3(dut, 'Dutch').
l3(nla, 'Dutch').
l3(dum, 'Dutch, Middle (ca. 1050-1350)').
l3(dyu, 'Dyula').
l3(dzo, 'Dzongkha').
l3(efi, 'Efik').
l3(egy, 'Egyptian (Ancient)').
l3(eka, 'Ekajuk').
l3(elx, 'Elamite').
l3(eng, 'English').
l3(enm, 'English, Middle (ca. 1100-1500)').
l3(ang, 'English, Old (ca. 450-1100)').
l3(esk, 'Eskimo (Other)').
l3(epo, 'Esperanto').
l3(est, 'Estonian').
l3(ewe, 'Ewe').
l3(ewo, 'Ewondo').
l3(fan, 'Fang').
l3(fat, 'Fanti').
l3(fao, 'Faroese').
l3(fij, 'Fijian').
l3(fin, 'Finnish').
l3(fiu, 'Finno-Ugrian (Other)').
l3(fon, 'Fon').
l3(fra, 'French').
l3(fre, 'French').
l3(frm, 'French, Middle (ca. 1400-1600)').
l3(fro, 'French, Old (842- ca. 1400)').
l3(fry, 'Frisian').
l3(ful, 'Fulah').
l3(gaa, 'Ga').
l3(gae, 'Gaelic (Scots)').
l3(gdh, 'Gaelic (Scots)').
l3(glg, 'Gallegan').
l3(lug, 'Ganda').
l3(gay, 'Gayo').
l3(gez, 'Geez').
l3(geo, 'Georgian').
l3(kat, 'Georgian').
l3(deu, 'German').
l3(ger, 'German').
l3(gmh, 'German, Middle High (ca. 1050-1500)').
l3(goh, 'German, Old High (ca. 750-1050)').
l3(gem, 'Germanic (Other)').
l3(gil, 'Gilbertese').
l3(gon, 'Gondi').
l3(got, 'Gothic').
l3(grb, 'Grebo').
l3(grc, 'Greek, Ancient (to 1453)').
l3(ell, 'Greek, Modern (1453-)').
l3(gre, 'Greek, Modern (1453-)').
l3(kal, 'Greenlandic').
l3(grn, 'Guarani').
l3(guj, 'Gujarati').
l3(hai, 'Haida').
l3(hau, 'Hausa').
l3(haw, 'Hawaiian').
l3(heb, 'Hebrew').
l3(her, 'Herero').
l3(hil, 'Hiligaynon').
l3(him, 'Himachali').
l3(hin, 'Hindi').
l3(hmo, 'Hiri Motu').
l3(hun, 'Hungarian').
l3(hup, 'Hupa').
l3(iba, 'Iban').
l3(ice, 'Icelandic').
l3(isl, 'Icelandic').
l3(ibo, 'Igbo').
l3(ijo, 'Ijo').
l3(ilo, 'Iloko').
l3(inc, 'Indic (Other)').
l3(ine, 'Indo-European (Other)').
l3(ind, 'Indonesian').
l3(ina, 'Interlingua (International Auxiliary language Association)').
l3(ine, 'Interlingue').
l3(iku, 'Inuktitut').
l3(ipk, 'Inupiak').
l3(ira, 'Iranian (Other)').
l3(gai, 'Irish').
l3(iri, 'Irish').
l3(sga, 'Irish, Old (to 900)').
l3(mga, 'Irish, Middle (900 - 1200)').
l3(iro, 'Iroquoian languages').
l3(ita, 'Italian').
l3(jpn, 'Japanese').
l3(jav, 'Javanese').
l3(jaw, 'Javanese').
l3(jrb, 'Judeo-Arabic').
l3(jpr, 'Judeo-Persian').
l3(kab, 'Kabyle').
l3(kac, 'Kachin').
l3(kam, 'Kamba').
l3(kan, 'Kannada').
l3(kau, 'Kanuri').
l3(kaa, 'Kara-Kalpak').
l3(kar, 'Karen').
l3(kas, 'Kashmiri').
l3(kaw, 'Kawi').
l3(kaz, 'Kazakh').
l3(kha, 'Khasi').
l3(khm, 'Khmer').
l3(khi, 'Khoisan (Other)').
l3(kho, 'Khotanese').
l3(kik, 'Kikuyu').
l3(kin, 'Kinyarwanda').
l3(kir, 'Kirghiz').
l3(kom, 'Komi').
l3(kon, 'Kongo').
l3(kok, 'Konkani').
l3(kor, 'Korean').
l3(kpe, 'Kpelle').
l3(kro, 'Kru').
l3(kua, 'Kuanyama').
l3(kum, 'Kumyk').
l3(kur, 'Kurdish').
l3(kru, 'Kurukh').
l3(kus, 'Kusaie').
l3(kut, 'Kutenai').
l3(lad, 'Ladino').
l3(lah, 'Lahnda').
l3(lam, 'Lamba').
l3(oci, 'Langue d\'Oc (post 1500)').
l3(lao, 'Lao').
l3(lat, 'Latin').
l3(lav, 'Latvian').
l3(ltz, 'Letzeburgesch').
l3(lez, 'Lezghian').
l3(lin, 'Lingala').
l3(lit, 'Lithuanian').
l3(loz, 'Lozi').
l3(lub, 'Luba-Katanga').
l3(lui, 'Luiseno').
l3(lun, 'Lunda').
l3(luo, 'Luo (Kenya and Tanzania)').
l3(mac, 'Macedonian').
l3(mak, 'Macedonian').
l3(mad, 'Madurese').
l3(mag, 'Magahi').
l3(mai, 'Maithili').
l3(mak, 'Makasar').
l3(mlg, 'Malagasy').
l3(may, 'Malay').
l3(msa, 'Malay').
l3(mal, 'Malayalam').
l3(mlt, 'Maltese').
l3(man, 'Mandingo').
l3(mni, 'Manipuri').
l3(mno, 'Manobo languages').
l3(max, 'Manx').
l3(mao, 'Maori').
l3(mri, 'Maori').
l3(mar, 'Marathi').
l3(chm, 'Mari').
l3(mah, 'Marshall').
l3(mwr, 'Marwari').
l3(mas, 'Masai').
l3(myn, 'Mayan languages').
l3(men, 'Mende').
l3(mic, 'Micmac').
l3(min, 'Minangkabau').
l3(mis, 'Miscellaneous (Other)').
l3(moh, 'Mohawk').
l3(mol, 'Moldavian').
l3(mkh, 'Mon-Kmer (Other)').
l3(lol, 'Mongo').
l3(mon, 'Mongolian').
l3(mos, 'Mossi').
l3(mul, 'Multiple languages').
l3(mun, 'Munda languages').
l3(nau, 'Nauru').
l3(nav, 'Navajo').
l3(nde, 'Ndebele, North').
l3(nbl, 'Ndebele, South').
l3(ndo, 'Ndongo').
l3(nep, 'Nepali').
l3(new, 'Newari').
l3(nic, 'Niger-Kordofanian (Other)').
l3(ssa, 'Nilo-Saharan (Other)').
l3(niu, 'Niuean').
l3(non, 'Norse, Old').
l3(nai, 'North American Indian (Other)').
l3(nor, 'Norwegian').
l3(nno, 'Norwegian (Nynorsk)').
l3(nub, 'Nubian languages').
l3(nym, 'Nyamwezi').
l3(nya, 'Nyanja').
l3(nyn, 'Nyankole').
l3(nyo, 'Nyoro').
l3(nzi, 'Nzima').
l3(oji, 'Ojibwa').
l3(ori, 'Oriya').
l3(orm, 'Oromo').
l3(osa, 'Osage').
l3(oss, 'Ossetic').
l3(oto, 'Otomian languages').
l3(pal, 'Pahlavi').
l3(pau, 'Palauan').
l3(pli, 'Pali').
l3(pam, 'Pampanga').
l3(pag, 'Pangasinan').
l3(pan, 'Panjabi').
l3(pap, 'Papiamento').
l3(paa, 'Papuan-Australian (Other)').
l3(fas, 'Persian').
l3(per, 'Persian').
l3(peo, 'Persian, Old (ca 600 - 400 B.C.)').
l3(phn, 'Phoenician').
l3(pol, 'Polish').
l3(pon, 'Ponape').
l3(por, 'Portuguese').
l3(pra, 'Prakrit languages').
l3(pro, 'Provencal, Old (to 1500)').
l3(pus, 'Pushto').
l3(que, 'Quechua').
l3(roh, 'Rhaeto-Romance').
l3(raj, 'Rajasthani').
l3(rar, 'Rarotongan').
l3(roa, 'Romance (Other)').
l3(ron, 'Romanian').
l3(rum, 'Romanian').
l3(rom, 'Romany').
l3(run, 'Rundi').
l3(rus, 'Russian').
l3(sal, 'Salishan languages').
l3(sam, 'Samaritan Aramaic').
l3(smi, 'Sami languages').
l3(smo, 'Samoan').
l3(sad, 'Sandawe').
l3(sag, 'Sango').
l3(san, 'Sanskrit').
l3(srd, 'Sardinian').
l3(sco, 'Scots').
l3(sel, 'Selkup').
l3(sem, 'Semitic (Other)').
l3(scr, 'Serbo-Croatian').
l3(srr, 'Serer').
l3(shn, 'Shan').
l3(sna, 'Shona').
l3(sid, 'Sidamo').
l3(bla, 'Siksika').
l3(snd, 'Sindhi').
l3(sin, 'Singhalese').
l3(sit, 'Sino-Tibetan (Other)').
l3(sio, 'Siouan languages').
l3(sla, 'Slavic (Other)').
l3(ssw, 'Siswant').
l3(slk, 'Slovak').
l3(slo, 'Slovak').
l3(slv, 'Slovenian').
l3(sog, 'Sogdian').
l3(som, 'Somali').
l3(son, 'Songhai').
l3(wen, 'Sorbian languages').
l3(nso, 'Sotho, Northern').
l3(sot, 'Sotho, Southern').
l3(sai, 'South American Indian (Other)').
l3(esl, 'Spanish').
l3(spa, 'Spanish').
l3(suk, 'Sukuma').
l3(sux, 'Sumerian').
l3(sun, 'Sudanese').
l3(sus, 'Susu').
l3(swa, 'Swahili').
l3(ssw, 'Swazi').
l3(sve, 'Swedish').
l3(swe, 'Swedish').
l3(syr, 'Syriac').
l3(tgl, 'Tagalog').
l3(tah, 'Tahitian').
l3(tgk, 'Tajik').
l3(tmh, 'Tamashek').
l3(tam, 'Tamil').
l3(tat, 'Tatar').
l3(tel, 'Telugu').
l3(ter, 'Tereno').
l3(tha, 'Thai').
l3(bod, 'Tibetan').
l3(tib, 'Tibetan').
l3(tig, 'Tigre').
l3(tir, 'Tigrinya').
l3(tem, 'Timne').
l3(tiv, 'Tivi').
l3(tli, 'Tlingit').
l3(tog, 'Tonga (Nyasa)').
l3(ton, 'Tonga (Tonga Islands)').
l3(tru, 'Truk').
l3(tsi, 'Tsimshian').
l3(tso, 'Tsonga').
l3(tsn, 'Tswana').
l3(tum, 'Tumbuka').
l3(tur, 'Turkish').
l3(ota, 'Turkish, Ottoman (1500 - 1928)').
l3(tuk, 'Turkmen').
l3(tyv, 'Tuvinian').
l3(twi, 'Twi').
l3(uga, 'Ugaritic').
l3(uig, 'Uighur').
l3(ukr, 'Ukrainian').
l3(umb, 'Umbundu').
l3(und, 'Undetermined').
l3(urd, 'Urdu').
l3(uzb, 'Uzbek').
l3(vai, 'Vai').
l3(ven, 'Venda').
l3(vie, 'Vietnamese').
l3(vol, 'Volap\u00fck').        % Use \uxxxx for portability.  (= \"u)
l3(vot, 'Votic').
l3(wak, 'Wakashan languages').
l3(wal, 'Walamo').
l3(war, 'Waray').
l3(was, 'Washo').
l3(cym, 'Welsh').
l3(wel, 'Welsh').
l3(wol, 'Wolof').
l3(xho, 'Xhosa').
l3(sah, 'Yakut').
l3(yao, 'Yao').
l3(yap, 'Yap').
l3(yid, 'Yiddish').
l3(yor, 'Yoruba').
l3(zap, 'Zapotec').
l3(zen, 'Zenaga').
l3(zha, 'Zhuang').
l3(zul, 'Zulu').
l3(zun, 'Zuni').

%       l2(?Code, ?Lang)
%
%       ISO-639 2 letter codes

l2(aa, 'Afar').
l2(ab, 'Abkhazian').
l2(af, 'Afrikaans').
l2(am, 'Amharic').
l2(ar, 'Arabic').
l2(as, 'Assamese').
l2(ay, 'Aymara').
l2(az, 'Azerbaijani').
l2(ba, 'Bashkir').
l2(be, 'Byelorussian').
l2(bg, 'Bulgarian').
l2(bh, 'Bihari').
l2(bi, 'Bislama').
l2(bn, 'Bengali, Bangla').
l2(bo, 'Tibetan').
l2(br, 'Breton').
l2(ca, 'Catalan').
l2(co, 'Corsican').
l2(cs, 'Czech').
l2(cy, 'Welsh').
l2(da, 'Danish').
l2(de, 'German').
l2(dz, 'Bhutani').
l2(el, 'Greek').
l2(en, 'English, American').
l2(eo, 'Esperanto').
l2(es, 'Spanish').
l2(et, 'Estonian').
l2(eu, 'Basque').
l2(fa, 'Persian').
l2(fi, 'Finnish').
l2(fj, 'Fiji').
l2(fo, 'Faeroese').
l2(fr, 'French').
l2(fy, 'Frisian').
l2(ga, 'Irish').
l2(gd, 'Gaelic, Scots Gaelic').
l2(gl, 'Galician').
l2(gn, 'Guarani').
l2(gu, 'Gujarati').
l2(ha, 'Hausa').
l2(hi, 'Hindi').
l2(hr, 'Croatian').
l2(hu, 'Hungarian').
l2(hy, 'Armenian').
l2(ia, 'Interlingua').
l2(ie, 'Interlingue').
l2(ik, 'Inupiak').
l2(in, 'Indonesian').
l2(is, 'Icelandic').
l2(it, 'Italian').
l2(iw, 'Hebrew').
l2(ja, 'Japanese').
l2(ji, 'Yiddish').
l2(jw, 'Javanese').
l2(ka, 'Georgian').
l2(kk, 'Kazakh').
l2(kl, 'Greenlandic').
l2(km, 'Cambodian').
l2(kn, 'Kannada').
l2(ko, 'Korean').
l2(ks, 'Kashmiri').
l2(ku, 'Kurdish').
l2(ky, 'Kirghiz').
l2(la, 'Latin').
l2(ln, 'Lingala').
l2(lo, 'Laothian').
l2(lt, 'Lithuanian').
l2(lv, 'Latvian, Lettish').
l2(mg, 'Malagasy').
l2(mi, 'Maori').
l2(mk, 'Macedonian').
l2(ml, 'Malayalam').
l2(mn, 'Mongolian').
l2(mo, 'Moldavian').
l2(mr, 'Marathi').
l2(ms, 'Malay').
l2(mt, 'Maltese').
l2(my, 'Burmese').
l2(na, 'Nauru').
l2(ne, 'Nepali').
l2(nl, 'Dutch').
l2(no, 'Norwegian').
l2(oc, 'Occitan').
l2(om, 'Oromo, Afan').
l2(or, 'Oriya').
l2(pa, 'Punjabi').
l2(pl, 'Polish').
l2(ps, 'Pashto, Pushto').
l2(pt, 'Portuguese').
l2(qu, 'Quechua').
l2(rm, 'Rhaeto-Romance').
l2(rn, 'Kirundi').
l2(ro, 'Romanian').
l2(ru, 'Russian').
l2(rw, 'Kinyarwanda').
l2(sa, 'Sanskrit').
l2(sd, 'Sindhi').
l2(sg, 'Sangro').
l2(sh, 'Serbo-Croatian').
l2(si, 'Singhalese').
l2(sk, 'Slovak').
l2(sl, 'Slovenian').
l2(sm, 'Samoan').
l2(sn, 'Shona').
l2(so, 'Somali').
l2(sq, 'Albanian').
l2(sr, 'Serbian').
l2(ss, 'Siswati').
l2(st, 'Sesotho').
l2(su, 'Sudanese').
l2(sv, 'Swedish').
l2(sw, 'Swahili').
l2(ta, 'Tamil').
l2(te, 'Tegulu').
l2(tg, 'Tajik').
l2(th, 'Thai').
l2(ti, 'Tigrinya').
l2(tk, 'Turkmen').
l2(tl, 'Tagalog').
l2(tn, 'Setswana').
l2(to, 'Tonga').
l2(tr, 'Turkish').
l2(ts, 'Tsonga').
l2(tt, 'Tatar').
l2(tw, 'Twi').
l2(uk, 'Ukrainian').
l2(ur, 'Urdu').
l2(uz, 'Uzbek').
l2(vi, 'Vietnamese').
l2(vo, 'Volapuk').
l2(wo, 'Wolof').
l2(xh, 'Xhosa').
l2(yo, 'Yoruba').
l2(zh, 'Chinese').
l2(zu, 'Zulu').