1/* Determine the current selected locale.
2   Copyright (C) 1995-1999, 2000-2004 Free Software Foundation, Inc.
3
4   This program is free software; you can redistribute it and/or modify it
5   under the terms of the GNU Library General Public License as published
6   by the Free Software Foundation; either version 2, or (at your option)
7   any later version.
8
9   This program is distributed in the hope that it will be useful,
10   but WITHOUT ANY WARRANTY; without even the implied warranty of
11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12   Library General Public License for more details.
13
14   You should have received a copy of the GNU Library General Public
15   License along with this program; if not, write to the Free Software
16   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
17   USA.  */
18
19/* Written by Ulrich Drepper <drepper@gnu.org>, 1995.  */
20/* Win32 code written by Tor Lillqvist <tml@iki.fi>.  */
21
22#ifdef HAVE_CONFIG_H
23# include <config.h>
24#endif
25
26#include <stdlib.h>
27#include <locale.h>
28
29#if defined _WIN32 || defined __WIN32__
30# undef WIN32   /* avoid warning on mingw32 */
31# define WIN32
32#endif
33
34#ifdef WIN32
35# define WIN32_LEAN_AND_MEAN
36# include <windows.h>
37/* List of language codes, sorted by value:
38   0x01 LANG_ARABIC
39   0x02 LANG_BULGARIAN
40   0x03 LANG_CATALAN
41   0x04 LANG_CHINESE
42   0x05 LANG_CZECH
43   0x06 LANG_DANISH
44   0x07 LANG_GERMAN
45   0x08 LANG_GREEK
46   0x09 LANG_ENGLISH
47   0x0a LANG_SPANISH
48   0x0b LANG_FINNISH
49   0x0c LANG_FRENCH
50   0x0d LANG_HEBREW
51   0x0e LANG_HUNGARIAN
52   0x0f LANG_ICELANDIC
53   0x10 LANG_ITALIAN
54   0x11 LANG_JAPANESE
55   0x12 LANG_KOREAN
56   0x13 LANG_DUTCH
57   0x14 LANG_NORWEGIAN
58   0x15 LANG_POLISH
59   0x16 LANG_PORTUGUESE
60   0x17 LANG_RHAETO_ROMANCE
61   0x18 LANG_ROMANIAN
62   0x19 LANG_RUSSIAN
63   0x1a LANG_CROATIAN == LANG_SERBIAN
64   0x1b LANG_SLOVAK
65   0x1c LANG_ALBANIAN
66   0x1d LANG_SWEDISH
67   0x1e LANG_THAI
68   0x1f LANG_TURKISH
69   0x20 LANG_URDU
70   0x21 LANG_INDONESIAN
71   0x22 LANG_UKRAINIAN
72   0x23 LANG_BELARUSIAN
73   0x24 LANG_SLOVENIAN
74   0x25 LANG_ESTONIAN
75   0x26 LANG_LATVIAN
76   0x27 LANG_LITHUANIAN
77   0x28 LANG_TAJIK
78   0x29 LANG_FARSI
79   0x2a LANG_VIETNAMESE
80   0x2b LANG_ARMENIAN
81   0x2c LANG_AZERI
82   0x2d LANG_BASQUE
83   0x2e LANG_SORBIAN
84   0x2f LANG_MACEDONIAN
85   0x30 LANG_SUTU
86   0x31 LANG_TSONGA
87   0x32 LANG_TSWANA
88   0x33 LANG_VENDA
89   0x34 LANG_XHOSA
90   0x35 LANG_ZULU
91   0x36 LANG_AFRIKAANS
92   0x37 LANG_GEORGIAN
93   0x38 LANG_FAEROESE
94   0x39 LANG_HINDI
95   0x3a LANG_MALTESE
96   0x3b LANG_SAAMI
97   0x3c LANG_GAELIC
98   0x3d LANG_YIDDISH
99   0x3e LANG_MALAY
100   0x3f LANG_KAZAK
101   0x40 LANG_KYRGYZ
102   0x41 LANG_SWAHILI
103   0x42 LANG_TURKMEN
104   0x43 LANG_UZBEK
105   0x44 LANG_TATAR
106   0x45 LANG_BENGALI
107   0x46 LANG_PUNJABI
108   0x47 LANG_GUJARATI
109   0x48 LANG_ORIYA
110   0x49 LANG_TAMIL
111   0x4a LANG_TELUGU
112   0x4b LANG_KANNADA
113   0x4c LANG_MALAYALAM
114   0x4d LANG_ASSAMESE
115   0x4e LANG_MARATHI
116   0x4f LANG_SANSKRIT
117   0x50 LANG_MONGOLIAN
118   0x51 LANG_TIBETAN
119   0x52 LANG_WELSH
120   0x53 LANG_CAMBODIAN
121   0x54 LANG_LAO
122   0x55 LANG_BURMESE
123   0x56 LANG_GALICIAN
124   0x57 LANG_KONKANI
125   0x58 LANG_MANIPURI
126   0x59 LANG_SINDHI
127   0x5a LANG_SYRIAC
128   0x5b LANG_SINHALESE
129   0x5c LANG_CHEROKEE
130   0x5d LANG_INUKTITUT
131   0x5e LANG_AMHARIC
132   0x5f LANG_TAMAZIGHT
133   0x60 LANG_KASHMIRI
134   0x61 LANG_NEPALI
135   0x62 LANG_FRISIAN
136   0x63 LANG_PASHTO
137   0x64 LANG_TAGALOG
138   0x65 LANG_DIVEHI
139   0x66 LANG_EDO
140   0x67 LANG_FULFULDE
141   0x68 LANG_HAUSA
142   0x69 LANG_IBIBIO
143   0x6a LANG_YORUBA
144   0x70 LANG_IGBO
145   0x71 LANG_KANURI
146   0x72 LANG_OROMO
147   0x73 LANG_TIGRINYA
148   0x74 LANG_GUARANI
149   0x75 LANG_HAWAIIAN
150   0x76 LANG_LATIN
151   0x77 LANG_SOMALI
152   0x78 LANG_YI
153   0x79 LANG_PAPIAMENTU
154*/
155/* Mingw headers don't have latest language and sublanguage codes.  */
156# ifndef LANG_AFRIKAANS
157# define LANG_AFRIKAANS 0x36
158# endif
159# ifndef LANG_ALBANIAN
160# define LANG_ALBANIAN 0x1c
161# endif
162# ifndef LANG_AMHARIC
163# define LANG_AMHARIC 0x5e
164# endif
165# ifndef LANG_ARABIC
166# define LANG_ARABIC 0x01
167# endif
168# ifndef LANG_ARMENIAN
169# define LANG_ARMENIAN 0x2b
170# endif
171# ifndef LANG_ASSAMESE
172# define LANG_ASSAMESE 0x4d
173# endif
174# ifndef LANG_AZERI
175# define LANG_AZERI 0x2c
176# endif
177# ifndef LANG_BASQUE
178# define LANG_BASQUE 0x2d
179# endif
180# ifndef LANG_BELARUSIAN
181# define LANG_BELARUSIAN 0x23
182# endif
183# ifndef LANG_BENGALI
184# define LANG_BENGALI 0x45
185# endif
186# ifndef LANG_BURMESE
187# define LANG_BURMESE 0x55
188# endif
189# ifndef LANG_CAMBODIAN
190# define LANG_CAMBODIAN 0x53
191# endif
192# ifndef LANG_CATALAN
193# define LANG_CATALAN 0x03
194# endif
195# ifndef LANG_CHEROKEE
196# define LANG_CHEROKEE 0x5c
197# endif
198# ifndef LANG_DIVEHI
199# define LANG_DIVEHI 0x65
200# endif
201# ifndef LANG_EDO
202# define LANG_EDO 0x66
203# endif
204# ifndef LANG_ESTONIAN
205# define LANG_ESTONIAN 0x25
206# endif
207# ifndef LANG_FAEROESE
208# define LANG_FAEROESE 0x38
209# endif
210# ifndef LANG_FARSI
211# define LANG_FARSI 0x29
212# endif
213# ifndef LANG_FRISIAN
214# define LANG_FRISIAN 0x62
215# endif
216# ifndef LANG_FULFULDE
217# define LANG_FULFULDE 0x67
218# endif
219# ifndef LANG_GAELIC
220# define LANG_GAELIC 0x3c
221# endif
222# ifndef LANG_GALICIAN
223# define LANG_GALICIAN 0x56
224# endif
225# ifndef LANG_GEORGIAN
226# define LANG_GEORGIAN 0x37
227# endif
228# ifndef LANG_GUARANI
229# define LANG_GUARANI 0x74
230# endif
231# ifndef LANG_GUJARATI
232# define LANG_GUJARATI 0x47
233# endif
234# ifndef LANG_HAUSA
235# define LANG_HAUSA 0x68
236# endif
237# ifndef LANG_HAWAIIAN
238# define LANG_HAWAIIAN 0x75
239# endif
240# ifndef LANG_HEBREW
241# define LANG_HEBREW 0x0d
242# endif
243# ifndef LANG_HINDI
244# define LANG_HINDI 0x39
245# endif
246# ifndef LANG_IBIBIO
247# define LANG_IBIBIO 0x69
248# endif
249# ifndef LANG_IGBO
250# define LANG_IGBO 0x70
251# endif
252# ifndef LANG_INDONESIAN
253# define LANG_INDONESIAN 0x21
254# endif
255# ifndef LANG_INUKTITUT
256# define LANG_INUKTITUT 0x5d
257# endif
258# ifndef LANG_KANNADA
259# define LANG_KANNADA 0x4b
260# endif
261# ifndef LANG_KANURI
262# define LANG_KANURI 0x71
263# endif
264# ifndef LANG_KASHMIRI
265# define LANG_KASHMIRI 0x60
266# endif
267# ifndef LANG_KAZAK
268# define LANG_KAZAK 0x3f
269# endif
270# ifndef LANG_KONKANI
271# define LANG_KONKANI 0x57
272# endif
273# ifndef LANG_KYRGYZ
274# define LANG_KYRGYZ 0x40
275# endif
276# ifndef LANG_LAO
277# define LANG_LAO 0x54
278# endif
279# ifndef LANG_LATIN
280# define LANG_LATIN 0x76
281# endif
282# ifndef LANG_LATVIAN
283# define LANG_LATVIAN 0x26
284# endif
285# ifndef LANG_LITHUANIAN
286# define LANG_LITHUANIAN 0x27
287# endif
288# ifndef LANG_MACEDONIAN
289# define LANG_MACEDONIAN 0x2f
290# endif
291# ifndef LANG_MALAY
292# define LANG_MALAY 0x3e
293# endif
294# ifndef LANG_MALAYALAM
295# define LANG_MALAYALAM 0x4c
296# endif
297# ifndef LANG_MALTESE
298# define LANG_MALTESE 0x3a
299# endif
300# ifndef LANG_MANIPURI
301# define LANG_MANIPURI 0x58
302# endif
303# ifndef LANG_MARATHI
304# define LANG_MARATHI 0x4e
305# endif
306# ifndef LANG_MONGOLIAN
307# define LANG_MONGOLIAN 0x50
308# endif
309# ifndef LANG_NEPALI
310# define LANG_NEPALI 0x61
311# endif
312# ifndef LANG_ORIYA
313# define LANG_ORIYA 0x48
314# endif
315# ifndef LANG_OROMO
316# define LANG_OROMO 0x72
317# endif
318# ifndef LANG_PAPIAMENTU
319# define LANG_PAPIAMENTU 0x79
320# endif
321# ifndef LANG_PASHTO
322# define LANG_PASHTO 0x63
323# endif
324# ifndef LANG_PUNJABI
325# define LANG_PUNJABI 0x46
326# endif
327# ifndef LANG_RHAETO_ROMANCE
328# define LANG_RHAETO_ROMANCE 0x17
329# endif
330# ifndef LANG_SAAMI
331# define LANG_SAAMI 0x3b
332# endif
333# ifndef LANG_SANSKRIT
334# define LANG_SANSKRIT 0x4f
335# endif
336# ifndef LANG_SERBIAN
337# define LANG_SERBIAN 0x1a
338# endif
339# ifndef LANG_SINDHI
340# define LANG_SINDHI 0x59
341# endif
342# ifndef LANG_SINHALESE
343# define LANG_SINHALESE 0x5b
344# endif
345# ifndef LANG_SLOVAK
346# define LANG_SLOVAK 0x1b
347# endif
348# ifndef LANG_SOMALI
349# define LANG_SOMALI 0x77
350# endif
351# ifndef LANG_SORBIAN
352# define LANG_SORBIAN 0x2e
353# endif
354# ifndef LANG_SUTU
355# define LANG_SUTU 0x30
356# endif
357# ifndef LANG_SWAHILI
358# define LANG_SWAHILI 0x41
359# endif
360# ifndef LANG_SYRIAC
361# define LANG_SYRIAC 0x5a
362# endif
363# ifndef LANG_TAGALOG
364# define LANG_TAGALOG 0x64
365# endif
366# ifndef LANG_TAJIK
367# define LANG_TAJIK 0x28
368# endif
369# ifndef LANG_TAMAZIGHT
370# define LANG_TAMAZIGHT 0x5f
371# endif
372# ifndef LANG_TAMIL
373# define LANG_TAMIL 0x49
374# endif
375# ifndef LANG_TATAR
376# define LANG_TATAR 0x44
377# endif
378# ifndef LANG_TELUGU
379# define LANG_TELUGU 0x4a
380# endif
381# ifndef LANG_THAI
382# define LANG_THAI 0x1e
383# endif
384# ifndef LANG_TIBETAN
385# define LANG_TIBETAN 0x51
386# endif
387# ifndef LANG_TIGRINYA
388# define LANG_TIGRINYA 0x73
389# endif
390# ifndef LANG_TSONGA
391# define LANG_TSONGA 0x31
392# endif
393# ifndef LANG_TSWANA
394# define LANG_TSWANA 0x32
395# endif
396# ifndef LANG_TURKMEN
397# define LANG_TURKMEN 0x42
398# endif
399# ifndef LANG_UKRAINIAN
400# define LANG_UKRAINIAN 0x22
401# endif
402# ifndef LANG_URDU
403# define LANG_URDU 0x20
404# endif
405# ifndef LANG_UZBEK
406# define LANG_UZBEK 0x43
407# endif
408# ifndef LANG_VENDA
409# define LANG_VENDA 0x33
410# endif
411# ifndef LANG_VIETNAMESE
412# define LANG_VIETNAMESE 0x2a
413# endif
414# ifndef LANG_WELSH
415# define LANG_WELSH 0x52
416# endif
417# ifndef LANG_XHOSA
418# define LANG_XHOSA 0x34
419# endif
420# ifndef LANG_YI
421# define LANG_YI 0x78
422# endif
423# ifndef LANG_YIDDISH
424# define LANG_YIDDISH 0x3d
425# endif
426# ifndef LANG_YORUBA
427# define LANG_YORUBA 0x6a
428# endif
429# ifndef LANG_ZULU
430# define LANG_ZULU 0x35
431# endif
432# ifndef SUBLANG_ARABIC_SAUDI_ARABIA
433# define SUBLANG_ARABIC_SAUDI_ARABIA 0x01
434# endif
435# ifndef SUBLANG_ARABIC_IRAQ
436# define SUBLANG_ARABIC_IRAQ 0x02
437# endif
438# ifndef SUBLANG_ARABIC_EGYPT
439# define SUBLANG_ARABIC_EGYPT 0x03
440# endif
441# ifndef SUBLANG_ARABIC_LIBYA
442# define SUBLANG_ARABIC_LIBYA 0x04
443# endif
444# ifndef SUBLANG_ARABIC_ALGERIA
445# define SUBLANG_ARABIC_ALGERIA 0x05
446# endif
447# ifndef SUBLANG_ARABIC_MOROCCO
448# define SUBLANG_ARABIC_MOROCCO 0x06
449# endif
450# ifndef SUBLANG_ARABIC_TUNISIA
451# define SUBLANG_ARABIC_TUNISIA 0x07
452# endif
453# ifndef SUBLANG_ARABIC_OMAN
454# define SUBLANG_ARABIC_OMAN 0x08
455# endif
456# ifndef SUBLANG_ARABIC_YEMEN
457# define SUBLANG_ARABIC_YEMEN 0x09
458# endif
459# ifndef SUBLANG_ARABIC_SYRIA
460# define SUBLANG_ARABIC_SYRIA 0x0a
461# endif
462# ifndef SUBLANG_ARABIC_JORDAN
463# define SUBLANG_ARABIC_JORDAN 0x0b
464# endif
465# ifndef SUBLANG_ARABIC_LEBANON
466# define SUBLANG_ARABIC_LEBANON 0x0c
467# endif
468# ifndef SUBLANG_ARABIC_KUWAIT
469# define SUBLANG_ARABIC_KUWAIT 0x0d
470# endif
471# ifndef SUBLANG_ARABIC_UAE
472# define SUBLANG_ARABIC_UAE 0x0e
473# endif
474# ifndef SUBLANG_ARABIC_BAHRAIN
475# define SUBLANG_ARABIC_BAHRAIN 0x0f
476# endif
477# ifndef SUBLANG_ARABIC_QATAR
478# define SUBLANG_ARABIC_QATAR 0x10
479# endif
480# ifndef SUBLANG_AZERI_LATIN
481# define SUBLANG_AZERI_LATIN 0x01
482# endif
483# ifndef SUBLANG_AZERI_CYRILLIC
484# define SUBLANG_AZERI_CYRILLIC 0x02
485# endif
486# ifndef SUBLANG_BENGALI_INDIA
487# define SUBLANG_BENGALI_INDIA 0x00
488# endif
489# ifndef SUBLANG_BENGALI_BANGLADESH
490# define SUBLANG_BENGALI_BANGLADESH 0x01
491# endif
492# ifndef SUBLANG_CHINESE_MACAU
493# define SUBLANG_CHINESE_MACAU 0x05
494# endif
495# ifndef SUBLANG_ENGLISH_SOUTH_AFRICA
496# define SUBLANG_ENGLISH_SOUTH_AFRICA 0x07
497# endif
498# ifndef SUBLANG_ENGLISH_JAMAICA
499# define SUBLANG_ENGLISH_JAMAICA 0x08
500# endif
501# ifndef SUBLANG_ENGLISH_CARIBBEAN
502# define SUBLANG_ENGLISH_CARIBBEAN 0x09
503# endif
504# ifndef SUBLANG_ENGLISH_BELIZE
505# define SUBLANG_ENGLISH_BELIZE 0x0a
506# endif
507# ifndef SUBLANG_ENGLISH_TRINIDAD
508# define SUBLANG_ENGLISH_TRINIDAD 0x0b
509# endif
510# ifndef SUBLANG_ENGLISH_ZIMBABWE
511# define SUBLANG_ENGLISH_ZIMBABWE 0x0c
512# endif
513# ifndef SUBLANG_ENGLISH_PHILIPPINES
514# define SUBLANG_ENGLISH_PHILIPPINES 0x0d
515# endif
516# ifndef SUBLANG_ENGLISH_INDONESIA
517# define SUBLANG_ENGLISH_INDONESIA 0x0e
518# endif
519# ifndef SUBLANG_ENGLISH_HONGKONG
520# define SUBLANG_ENGLISH_HONGKONG 0x0f
521# endif
522# ifndef SUBLANG_ENGLISH_INDIA
523# define SUBLANG_ENGLISH_INDIA 0x10
524# endif
525# ifndef SUBLANG_ENGLISH_MALAYSIA
526# define SUBLANG_ENGLISH_MALAYSIA 0x11
527# endif
528# ifndef SUBLANG_ENGLISH_SINGAPORE
529# define SUBLANG_ENGLISH_SINGAPORE 0x12
530# endif
531# ifndef SUBLANG_FRENCH_LUXEMBOURG
532# define SUBLANG_FRENCH_LUXEMBOURG 0x05
533# endif
534# ifndef SUBLANG_FRENCH_MONACO
535# define SUBLANG_FRENCH_MONACO 0x06
536# endif
537# ifndef SUBLANG_FRENCH_WESTINDIES
538# define SUBLANG_FRENCH_WESTINDIES 0x07
539# endif
540# ifndef SUBLANG_FRENCH_REUNION
541# define SUBLANG_FRENCH_REUNION 0x08
542# endif
543# ifndef SUBLANG_FRENCH_CONGO
544# define SUBLANG_FRENCH_CONGO 0x09
545# endif
546# ifndef SUBLANG_FRENCH_SENEGAL
547# define SUBLANG_FRENCH_SENEGAL 0x0a
548# endif
549# ifndef SUBLANG_FRENCH_CAMEROON
550# define SUBLANG_FRENCH_CAMEROON 0x0b
551# endif
552# ifndef SUBLANG_FRENCH_COTEDIVOIRE
553# define SUBLANG_FRENCH_COTEDIVOIRE 0x0c
554# endif
555# ifndef SUBLANG_FRENCH_MALI
556# define SUBLANG_FRENCH_MALI 0x0d
557# endif
558# ifndef SUBLANG_FRENCH_MOROCCO
559# define SUBLANG_FRENCH_MOROCCO 0x0e
560# endif
561# ifndef SUBLANG_FRENCH_HAITI
562# define SUBLANG_FRENCH_HAITI 0x0f
563# endif
564# ifndef SUBLANG_GERMAN_LUXEMBOURG
565# define SUBLANG_GERMAN_LUXEMBOURG 0x04
566# endif
567# ifndef SUBLANG_GERMAN_LIECHTENSTEIN
568# define SUBLANG_GERMAN_LIECHTENSTEIN 0x05
569# endif
570# ifndef SUBLANG_KASHMIRI_INDIA
571# define SUBLANG_KASHMIRI_INDIA 0x02
572# endif
573# ifndef SUBLANG_MALAY_MALAYSIA
574# define SUBLANG_MALAY_MALAYSIA 0x01
575# endif
576# ifndef SUBLANG_MALAY_BRUNEI_DARUSSALAM
577# define SUBLANG_MALAY_BRUNEI_DARUSSALAM 0x02
578# endif
579# ifndef SUBLANG_NEPALI_INDIA
580# define SUBLANG_NEPALI_INDIA 0x02
581# endif
582# ifndef SUBLANG_PUNJABI_INDIA
583# define SUBLANG_PUNJABI_INDIA 0x00
584# endif
585# ifndef SUBLANG_PUNJABI_PAKISTAN
586# define SUBLANG_PUNJABI_PAKISTAN 0x01
587# endif
588# ifndef SUBLANG_ROMANIAN_ROMANIA
589# define SUBLANG_ROMANIAN_ROMANIA 0x00
590# endif
591# ifndef SUBLANG_ROMANIAN_MOLDOVA
592# define SUBLANG_ROMANIAN_MOLDOVA 0x01
593# endif
594# ifndef SUBLANG_SERBIAN_LATIN
595# define SUBLANG_SERBIAN_LATIN 0x02
596# endif
597# ifndef SUBLANG_SERBIAN_CYRILLIC
598# define SUBLANG_SERBIAN_CYRILLIC 0x03
599# endif
600# ifndef SUBLANG_SINDHI_INDIA
601# define SUBLANG_SINDHI_INDIA 0x00
602# endif
603# ifndef SUBLANG_SINDHI_PAKISTAN
604# define SUBLANG_SINDHI_PAKISTAN 0x01
605# endif
606# ifndef SUBLANG_SPANISH_GUATEMALA
607# define SUBLANG_SPANISH_GUATEMALA 0x04
608# endif
609# ifndef SUBLANG_SPANISH_COSTA_RICA
610# define SUBLANG_SPANISH_COSTA_RICA 0x05
611# endif
612# ifndef SUBLANG_SPANISH_PANAMA
613# define SUBLANG_SPANISH_PANAMA 0x06
614# endif
615# ifndef SUBLANG_SPANISH_DOMINICAN_REPUBLIC
616# define SUBLANG_SPANISH_DOMINICAN_REPUBLIC 0x07
617# endif
618# ifndef SUBLANG_SPANISH_VENEZUELA
619# define SUBLANG_SPANISH_VENEZUELA 0x08
620# endif
621# ifndef SUBLANG_SPANISH_COLOMBIA
622# define SUBLANG_SPANISH_COLOMBIA 0x09
623# endif
624# ifndef SUBLANG_SPANISH_PERU
625# define SUBLANG_SPANISH_PERU 0x0a
626# endif
627# ifndef SUBLANG_SPANISH_ARGENTINA
628# define SUBLANG_SPANISH_ARGENTINA 0x0b
629# endif
630# ifndef SUBLANG_SPANISH_ECUADOR
631# define SUBLANG_SPANISH_ECUADOR 0x0c
632# endif
633# ifndef SUBLANG_SPANISH_CHILE
634# define SUBLANG_SPANISH_CHILE 0x0d
635# endif
636# ifndef SUBLANG_SPANISH_URUGUAY
637# define SUBLANG_SPANISH_URUGUAY 0x0e
638# endif
639# ifndef SUBLANG_SPANISH_PARAGUAY
640# define SUBLANG_SPANISH_PARAGUAY 0x0f
641# endif
642# ifndef SUBLANG_SPANISH_BOLIVIA
643# define SUBLANG_SPANISH_BOLIVIA 0x10
644# endif
645# ifndef SUBLANG_SPANISH_EL_SALVADOR
646# define SUBLANG_SPANISH_EL_SALVADOR 0x11
647# endif
648# ifndef SUBLANG_SPANISH_HONDURAS
649# define SUBLANG_SPANISH_HONDURAS 0x12
650# endif
651# ifndef SUBLANG_SPANISH_NICARAGUA
652# define SUBLANG_SPANISH_NICARAGUA 0x13
653# endif
654# ifndef SUBLANG_SPANISH_PUERTO_RICO
655# define SUBLANG_SPANISH_PUERTO_RICO 0x14
656# endif
657# ifndef SUBLANG_SWEDISH_FINLAND
658# define SUBLANG_SWEDISH_FINLAND 0x02
659# endif
660# ifndef SUBLANG_TAMAZIGHT_ARABIC
661# define SUBLANG_TAMAZIGHT_ARABIC 0x01
662# endif
663# ifndef SUBLANG_TAMAZIGHT_LATIN
664# define SUBLANG_TAMAZIGHT_LATIN 0x02
665# endif
666# ifndef SUBLANG_TIGRINYA_ETHIOPIA
667# define SUBLANG_TIGRINYA_ETHIOPIA 0x00
668# endif
669# ifndef SUBLANG_TIGRINYA_ERITREA
670# define SUBLANG_TIGRINYA_ERITREA 0x01
671# endif
672# ifndef SUBLANG_URDU_PAKISTAN
673# define SUBLANG_URDU_PAKISTAN 0x01
674# endif
675# ifndef SUBLANG_URDU_INDIA
676# define SUBLANG_URDU_INDIA 0x02
677# endif
678# ifndef SUBLANG_UZBEK_LATIN
679# define SUBLANG_UZBEK_LATIN 0x01
680# endif
681# ifndef SUBLANG_UZBEK_CYRILLIC
682# define SUBLANG_UZBEK_CYRILLIC 0x02
683# endif
684#endif
685
686/* XPG3 defines the result of 'setlocale (category, NULL)' as:
687   "Directs 'setlocale()' to query 'category' and return the current
688    setting of 'local'."
689   However it does not specify the exact format.  Neither do SUSV2 and
690   ISO C 99.  So we can use this feature only on selected systems (e.g.
691   those using GNU C Library).  */
692#if defined _LIBC || (defined __GNU_LIBRARY__ && __GNU_LIBRARY__ >= 2)
693# define HAVE_LOCALE_NULL
694#endif
695
696/* Determine the current locale's name, and canonicalize it into XPG syntax
697     language[_territory[.codeset]][@modifier]
698   The codeset part in the result is not reliable; the locale_charset()
699   should be used for codeset information instead.
700   The result must not be freed; it is statically allocated.  */
701
702const char *
703_nl_locale_name (int category, const char *categoryname)
704{
705  const char *retval;
706
707#ifndef WIN32
708
709  /* Use the POSIX methods of looking to 'LC_ALL', 'LC_xxx', and 'LANG'.
710     On some systems this can be done by the 'setlocale' function itself.  */
711# if defined HAVE_SETLOCALE && defined HAVE_LC_MESSAGES && defined HAVE_LOCALE_NULL
712  retval = setlocale (category, NULL);
713# else
714  /* Setting of LC_ALL overwrites all other.  */
715  retval = getenv ("LC_ALL");
716  if (retval == NULL || retval[0] == '\0')
717    {
718      /* Next comes the name of the desired category.  */
719      retval = getenv (categoryname);
720      if (retval == NULL || retval[0] == '\0')
721	{
722	  /* Last possibility is the LANG environment variable.  */
723	  retval = getenv ("LANG");
724	  if (retval == NULL || retval[0] == '\0')
725	    /* We use C as the default domain.  POSIX says this is
726	       implementation defined.  */
727	    retval = "C";
728	}
729    }
730# endif
731
732  return retval;
733
734#else /* WIN32 */
735
736  /* Return an XPG style locale name language[_territory][@modifier].
737     Don't even bother determining the codeset; it's not useful in this
738     context, because message catalogs are not specific to a single
739     codeset.  */
740
741  LCID lcid;
742  LANGID langid;
743  int primary, sub;
744
745  /* Let the user override the system settings through environment
746     variables, as on POSIX systems.  */
747  retval = getenv ("LC_ALL");
748  if (retval != NULL && retval[0] != '\0')
749    return retval;
750  retval = getenv (categoryname);
751  if (retval != NULL && retval[0] != '\0')
752    return retval;
753  retval = getenv ("LANG");
754  if (retval != NULL && retval[0] != '\0')
755    return retval;
756
757  /* Use native Win32 API locale ID.  */
758  lcid = GetThreadLocale ();
759
760  /* Strip off the sorting rules, keep only the language part.  */
761  langid = LANGIDFROMLCID (lcid);
762
763  /* Split into language and territory part.  */
764  primary = PRIMARYLANGID (langid);
765  sub = SUBLANGID (langid);
766
767  /* Dispatch on language.
768     See also http://www.unicode.org/unicode/onlinedat/languages.html .
769     For details about languages, see http://www.ethnologue.com/ .  */
770  switch (primary)
771    {
772    case LANG_AFRIKAANS: return "af_ZA";
773    case LANG_ALBANIAN: return "sq_AL";
774    case LANG_AMHARIC: return "am_ET";
775    case LANG_ARABIC:
776      switch (sub)
777	{
778	case SUBLANG_ARABIC_SAUDI_ARABIA: return "ar_SA";
779	case SUBLANG_ARABIC_IRAQ: return "ar_IQ";
780	case SUBLANG_ARABIC_EGYPT: return "ar_EG";
781	case SUBLANG_ARABIC_LIBYA: return "ar_LY";
782	case SUBLANG_ARABIC_ALGERIA: return "ar_DZ";
783	case SUBLANG_ARABIC_MOROCCO: return "ar_MA";
784	case SUBLANG_ARABIC_TUNISIA: return "ar_TN";
785	case SUBLANG_ARABIC_OMAN: return "ar_OM";
786	case SUBLANG_ARABIC_YEMEN: return "ar_YE";
787	case SUBLANG_ARABIC_SYRIA: return "ar_SY";
788	case SUBLANG_ARABIC_JORDAN: return "ar_JO";
789	case SUBLANG_ARABIC_LEBANON: return "ar_LB";
790	case SUBLANG_ARABIC_KUWAIT: return "ar_KW";
791	case SUBLANG_ARABIC_UAE: return "ar_AE";
792	case SUBLANG_ARABIC_BAHRAIN: return "ar_BH";
793	case SUBLANG_ARABIC_QATAR: return "ar_QA";
794	}
795      return "ar";
796    case LANG_ARMENIAN: return "hy_AM";
797    case LANG_ASSAMESE: return "as_IN";
798    case LANG_AZERI:
799      switch (sub)
800	{
801	/* FIXME: Adjust this when Azerbaijani locales appear on Unix.  */
802	case SUBLANG_AZERI_LATIN: return "az_AZ@latin";
803	case SUBLANG_AZERI_CYRILLIC: return "az_AZ@cyrillic";
804	}
805      return "az";
806    case LANG_BASQUE:
807      return "eu"; /* Ambiguous: could be "eu_ES" or "eu_FR".  */
808    case LANG_BELARUSIAN: return "be_BY";
809    case LANG_BENGALI:
810      switch (sub)
811	{
812	case SUBLANG_BENGALI_INDIA: return "bn_IN";
813	case SUBLANG_BENGALI_BANGLADESH: return "bn_BD";
814	}
815      return "bn";
816    case LANG_BULGARIAN: return "bg_BG";
817    case LANG_BURMESE: return "my_MM";
818    case LANG_CAMBODIAN: return "km_KH";
819    case LANG_CATALAN: return "ca_ES";
820    case LANG_CHEROKEE: return "chr_US";
821    case LANG_CHINESE:
822      switch (sub)
823	{
824	case SUBLANG_CHINESE_TRADITIONAL: return "zh_TW";
825	case SUBLANG_CHINESE_SIMPLIFIED: return "zh_CN";
826	case SUBLANG_CHINESE_HONGKONG: return "zh_HK";
827	case SUBLANG_CHINESE_SINGAPORE: return "zh_SG";
828	case SUBLANG_CHINESE_MACAU: return "zh_MO";
829	}
830      return "zh";
831    case LANG_CROATIAN:		/* LANG_CROATIAN == LANG_SERBIAN
832				 * What used to be called Serbo-Croatian
833				 * should really now be two separate
834				 * languages because of political reasons.
835				 * (Says tml, who knows nothing about Serbian
836				 * or Croatian.)
837				 * (I can feel those flames coming already.)
838				 */
839      switch (sub)
840	{
841	case SUBLANG_DEFAULT: return "hr_HR";
842	case SUBLANG_SERBIAN_LATIN: return "sr_CS";
843	case SUBLANG_SERBIAN_CYRILLIC: return "sr_CS@cyrillic";
844	}
845      return "hr";
846    case LANG_CZECH: return "cs_CZ";
847    case LANG_DANISH: return "da_DK";
848    case LANG_DIVEHI: return "dv_MV";
849    case LANG_DUTCH:
850      switch (sub)
851	{
852	case SUBLANG_DUTCH: return "nl_NL";
853	case SUBLANG_DUTCH_BELGIAN: /* FLEMISH, VLAAMS */ return "nl_BE";
854	}
855      return "nl";
856    case LANG_EDO: return "bin_NG";
857    case LANG_ENGLISH:
858      switch (sub)
859	{
860	/* SUBLANG_ENGLISH_US == SUBLANG_DEFAULT. Heh. I thought
861	 * English was the language spoken in England.
862	 * Oh well.
863	 */
864	case SUBLANG_ENGLISH_US: return "en_US";
865	case SUBLANG_ENGLISH_UK: return "en_GB";
866	case SUBLANG_ENGLISH_AUS: return "en_AU";
867	case SUBLANG_ENGLISH_CAN: return "en_CA";
868	case SUBLANG_ENGLISH_NZ: return "en_NZ";
869	case SUBLANG_ENGLISH_EIRE: return "en_IE";
870	case SUBLANG_ENGLISH_SOUTH_AFRICA: return "en_ZA";
871	case SUBLANG_ENGLISH_JAMAICA: return "en_JM";
872	case SUBLANG_ENGLISH_CARIBBEAN: return "en_GD"; /* Grenada? */
873	case SUBLANG_ENGLISH_BELIZE: return "en_BZ";
874	case SUBLANG_ENGLISH_TRINIDAD: return "en_TT";
875	case SUBLANG_ENGLISH_ZIMBABWE: return "en_ZW";
876	case SUBLANG_ENGLISH_PHILIPPINES: return "en_PH";
877	case SUBLANG_ENGLISH_INDONESIA: return "en_ID";
878	case SUBLANG_ENGLISH_HONGKONG: return "en_HK";
879	case SUBLANG_ENGLISH_INDIA: return "en_IN";
880	case SUBLANG_ENGLISH_MALAYSIA: return "en_MY";
881	case SUBLANG_ENGLISH_SINGAPORE: return "en_SG";
882	}
883      return "en";
884    case LANG_ESTONIAN: return "et_EE";
885    case LANG_FAEROESE: return "fo_FO";
886    case LANG_FARSI: return "fa_IR";
887    case LANG_FINNISH: return "fi_FI";
888    case LANG_FRENCH:
889      switch (sub)
890	{
891	case SUBLANG_FRENCH: return "fr_FR";
892	case SUBLANG_FRENCH_BELGIAN: /* WALLOON */ return "fr_BE";
893	case SUBLANG_FRENCH_CANADIAN: return "fr_CA";
894	case SUBLANG_FRENCH_SWISS: return "fr_CH";
895	case SUBLANG_FRENCH_LUXEMBOURG: return "fr_LU";
896	case SUBLANG_FRENCH_MONACO: return "fr_MC";
897	case SUBLANG_FRENCH_WESTINDIES: return "fr"; /* Caribbean? */
898	case SUBLANG_FRENCH_REUNION: return "fr_RE";
899	case SUBLANG_FRENCH_CONGO: return "fr_CG";
900	case SUBLANG_FRENCH_SENEGAL: return "fr_SN";
901	case SUBLANG_FRENCH_CAMEROON: return "fr_CM";
902	case SUBLANG_FRENCH_COTEDIVOIRE: return "fr_CI";
903	case SUBLANG_FRENCH_MALI: return "fr_ML";
904	case SUBLANG_FRENCH_MOROCCO: return "fr_MA";
905	case SUBLANG_FRENCH_HAITI: return "fr_HT";
906	}
907      return "fr";
908    case LANG_FRISIAN: return "fy_NL";
909    case LANG_FULFULDE:
910      /* Spoken in Nigeria, Guinea, Senegal, Mali, Niger, Cameroon, Benin. */
911      return "ff_NG";
912    case LANG_GAELIC:
913      switch (sub)
914	{
915	case 0x01: /* SCOTTISH */ return "gd_GB";
916	case 0x02: /* IRISH */ return "ga_IE";
917	}
918      return "C";
919    case LANG_GALICIAN: return "gl_ES";
920    case LANG_GEORGIAN: return "ka_GE";
921    case LANG_GERMAN:
922      switch (sub)
923	{
924	case SUBLANG_GERMAN: return "de_DE";
925	case SUBLANG_GERMAN_SWISS: return "de_CH";
926	case SUBLANG_GERMAN_AUSTRIAN: return "de_AT";
927	case SUBLANG_GERMAN_LUXEMBOURG: return "de_LU";
928	case SUBLANG_GERMAN_LIECHTENSTEIN: return "de_LI";
929	}
930      return "de";
931    case LANG_GREEK: return "el_GR";
932    case LANG_GUARANI: return "gn_PY";
933    case LANG_GUJARATI: return "gu_IN";
934    case LANG_HAUSA: return "ha_NG";
935    case LANG_HAWAIIAN:
936      /* FIXME: Do they mean Hawaiian ("haw_US", 1000 speakers)
937	 or Hawaii Creole English ("cpe_US", 600000 speakers)?  */
938      return "cpe_US";
939    case LANG_HEBREW: return "he_IL";
940    case LANG_HINDI: return "hi_IN";
941    case LANG_HUNGARIAN: return "hu_HU";
942    case LANG_IBIBIO: return "nic_NG";
943    case LANG_ICELANDIC: return "is_IS";
944    case LANG_IGBO: return "ig_NG";
945    case LANG_INDONESIAN: return "id_ID";
946    case LANG_INUKTITUT: return "iu_CA";
947    case LANG_ITALIAN:
948      switch (sub)
949	{
950	case SUBLANG_ITALIAN: return "it_IT";
951	case SUBLANG_ITALIAN_SWISS: return "it_CH";
952	}
953      return "it";
954    case LANG_JAPANESE: return "ja_JP";
955    case LANG_KANNADA: return "kn_IN";
956    case LANG_KANURI: return "kr_NG";
957    case LANG_KASHMIRI:
958      switch (sub)
959	{
960	case SUBLANG_DEFAULT: return "ks_PK";
961	case SUBLANG_KASHMIRI_INDIA: return "ks_IN";
962	}
963      return "ks";
964    case LANG_KAZAK: return "kk_KZ";
965    case LANG_KONKANI:
966      /* FIXME: Adjust this when such locales appear on Unix.  */
967      return "kok_IN";
968    case LANG_KOREAN: return "ko_KR";
969    case LANG_KYRGYZ: return "ky_KG";
970    case LANG_LAO: return "lo_LA";
971    case LANG_LATIN: return "la_VA";
972    case LANG_LATVIAN: return "lv_LV";
973    case LANG_LITHUANIAN: return "lt_LT";
974    case LANG_MACEDONIAN: return "mk_MK";
975    case LANG_MALAY:
976      switch (sub)
977	{
978	case SUBLANG_MALAY_MALAYSIA: return "ms_MY";
979	case SUBLANG_MALAY_BRUNEI_DARUSSALAM: return "ms_BN";
980	}
981      return "ms";
982    case LANG_MALAYALAM: return "ml_IN";
983    case LANG_MALTESE: return "mt_MT";
984    case LANG_MANIPURI:
985      /* FIXME: Adjust this when such locales appear on Unix.  */
986      return "mni_IN";
987    case LANG_MARATHI: return "mr_IN";
988    case LANG_MONGOLIAN:
989      return "mn"; /* Ambiguous: could be "mn_CN" or "mn_MN".  */
990    case LANG_NEPALI:
991      switch (sub)
992	{
993	case SUBLANG_DEFAULT: return "ne_NP";
994	case SUBLANG_NEPALI_INDIA: return "ne_IN";
995	}
996      return "ne";
997    case LANG_NORWEGIAN:
998      switch (sub)
999	{
1000	case SUBLANG_NORWEGIAN_BOKMAL: return "no_NO";
1001	case SUBLANG_NORWEGIAN_NYNORSK: return "nn_NO";
1002	}
1003      return "no";
1004    case LANG_ORIYA: return "or_IN";
1005    case LANG_OROMO: return "om_ET";
1006    case LANG_PAPIAMENTU: return "pap_AN";
1007    case LANG_PASHTO:
1008      return "ps"; /* Ambiguous: could be "ps_PK" or "ps_AF".  */
1009    case LANG_POLISH: return "pl_PL";
1010    case LANG_PORTUGUESE:
1011      switch (sub)
1012	{
1013	case SUBLANG_PORTUGUESE: return "pt_PT";
1014	/* Hmm. SUBLANG_PORTUGUESE_BRAZILIAN == SUBLANG_DEFAULT.
1015	   Same phenomenon as SUBLANG_ENGLISH_US == SUBLANG_DEFAULT. */
1016	case SUBLANG_PORTUGUESE_BRAZILIAN: return "pt_BR";
1017	}
1018      return "pt";
1019    case LANG_PUNJABI:
1020      switch (sub)
1021	{
1022	case SUBLANG_PUNJABI_INDIA: return "pa_IN"; /* Gurmukhi script */
1023	case SUBLANG_PUNJABI_PAKISTAN: return "pa_PK"; /* Arabic script */
1024	}
1025      return "pa";
1026    case LANG_RHAETO_ROMANCE: return "rm_CH";
1027    case LANG_ROMANIAN:
1028      switch (sub)
1029	{
1030	case SUBLANG_ROMANIAN_ROMANIA: return "ro_RO";
1031	case SUBLANG_ROMANIAN_MOLDOVA: return "ro_MD";
1032	}
1033      return "ro";
1034    case LANG_RUSSIAN:
1035      return "ru"; /* Ambiguous: could be "ru_RU" or "ru_UA" or "ru_MD".  */
1036    case LANG_SAAMI: /* actually Northern Sami */ return "se_NO";
1037    case LANG_SANSKRIT: return "sa_IN";
1038    case LANG_SINDHI:
1039      switch (sub)
1040	{
1041	case SUBLANG_SINDHI_INDIA: return "sd_IN";
1042	case SUBLANG_SINDHI_PAKISTAN: return "sd_PK";
1043	}
1044      return "sd";
1045    case LANG_SINHALESE: return "si_LK";
1046    case LANG_SLOVAK: return "sk_SK";
1047    case LANG_SLOVENIAN: return "sl_SI";
1048    case LANG_SOMALI: return "so_SO";
1049    case LANG_SORBIAN:
1050      /* FIXME: Adjust this when such locales appear on Unix.  */
1051      return "wen_DE";
1052    case LANG_SPANISH:
1053      switch (sub)
1054	{
1055	case SUBLANG_SPANISH: return "es_ES";
1056	case SUBLANG_SPANISH_MEXICAN: return "es_MX";
1057	case SUBLANG_SPANISH_MODERN:
1058	  return "es_ES@modern";	/* not seen on Unix */
1059	case SUBLANG_SPANISH_GUATEMALA: return "es_GT";
1060	case SUBLANG_SPANISH_COSTA_RICA: return "es_CR";
1061	case SUBLANG_SPANISH_PANAMA: return "es_PA";
1062	case SUBLANG_SPANISH_DOMINICAN_REPUBLIC: return "es_DO";
1063	case SUBLANG_SPANISH_VENEZUELA: return "es_VE";
1064	case SUBLANG_SPANISH_COLOMBIA: return "es_CO";
1065	case SUBLANG_SPANISH_PERU: return "es_PE";
1066	case SUBLANG_SPANISH_ARGENTINA: return "es_AR";
1067	case SUBLANG_SPANISH_ECUADOR: return "es_EC";
1068	case SUBLANG_SPANISH_CHILE: return "es_CL";
1069	case SUBLANG_SPANISH_URUGUAY: return "es_UY";
1070	case SUBLANG_SPANISH_PARAGUAY: return "es_PY";
1071	case SUBLANG_SPANISH_BOLIVIA: return "es_BO";
1072	case SUBLANG_SPANISH_EL_SALVADOR: return "es_SV";
1073	case SUBLANG_SPANISH_HONDURAS: return "es_HN";
1074	case SUBLANG_SPANISH_NICARAGUA: return "es_NI";
1075	case SUBLANG_SPANISH_PUERTO_RICO: return "es_PR";
1076	}
1077      return "es";
1078    case LANG_SUTU: return "bnt_TZ"; /* or "st_LS" or "nso_ZA"? */
1079    case LANG_SWAHILI: return "sw_KE";
1080    case LANG_SWEDISH:
1081      switch (sub)
1082	{
1083	case SUBLANG_DEFAULT: return "sv_SE";
1084	case SUBLANG_SWEDISH_FINLAND: return "sv_FI";
1085	}
1086      return "sv";
1087    case LANG_SYRIAC: return "syr_TR"; /* An extinct language.  */
1088    case LANG_TAGALOG: return "tl_PH";
1089    case LANG_TAJIK: return "tg_TJ";
1090    case LANG_TAMAZIGHT:
1091      switch (sub)
1092	{
1093	/* FIXME: Adjust this when Tamazight locales appear on Unix.  */
1094	case SUBLANG_TAMAZIGHT_ARABIC: return "ber_MA@arabic";
1095	case SUBLANG_TAMAZIGHT_LATIN: return "ber_MA@latin";
1096	}
1097      return "ber_MA";
1098    case LANG_TAMIL:
1099      return "ta"; /* Ambiguous: could be "ta_IN" or "ta_LK" or "ta_SG".  */
1100    case LANG_TATAR: return "tt_RU";
1101    case LANG_TELUGU: return "te_IN";
1102    case LANG_THAI: return "th_TH";
1103    case LANG_TIBETAN: return "bo_CN";
1104    case LANG_TIGRINYA:
1105      switch (sub)
1106	{
1107	case SUBLANG_TIGRINYA_ETHIOPIA: return "ti_ET";
1108	case SUBLANG_TIGRINYA_ERITREA: return "ti_ER";
1109	}
1110      return "ti";
1111    case LANG_TSONGA: return "ts_ZA";
1112    case LANG_TSWANA: return "tn_BW";
1113    case LANG_TURKISH: return "tr_TR";
1114    case LANG_TURKMEN: return "tk_TM";
1115    case LANG_UKRAINIAN: return "uk_UA";
1116    case LANG_URDU:
1117      switch (sub)
1118	{
1119	case SUBLANG_URDU_PAKISTAN: return "ur_PK";
1120	case SUBLANG_URDU_INDIA: return "ur_IN";
1121	}
1122      return "ur";
1123    case LANG_UZBEK:
1124      switch (sub)
1125	{
1126	case SUBLANG_UZBEK_LATIN: return "uz_UZ";
1127	case SUBLANG_UZBEK_CYRILLIC: return "uz_UZ@cyrillic";
1128	}
1129      return "uz";
1130    case LANG_VENDA: return "ve_ZA";
1131    case LANG_VIETNAMESE: return "vi_VN";
1132    case LANG_WELSH: return "cy_GB";
1133    case LANG_XHOSA: return "xh_ZA";
1134    case LANG_YI: return "sit_CN";
1135    case LANG_YIDDISH: return "yi_IL";
1136    case LANG_YORUBA: return "yo_NG";
1137    case LANG_ZULU: return "zu_ZA";
1138    default: return "C";
1139    }
1140
1141#endif
1142}
1143