2 * msvcrt.dll locale functions
4 * Copyright 2000 Jon Griffiths
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 #include "wine/port.h"
37 #include "wine/debug.h"
39 WINE_DEFAULT_DEBUG_CHANNEL(msvcrt
);
41 /* FIXME: Need to hold locale for each LC_* type and aggregate
42 * string to produce lc_all.
44 #define MAX_ELEM_LEN 64 /* Max length of country/language/CP string */
45 #define MAX_LOCALE_LENGTH 256
46 char MSVCRT_current_lc_all
[MAX_LOCALE_LENGTH
] = { 0 };
47 LCID MSVCRT_current_lc_all_lcid
= 0;
48 int MSVCRT___lc_codepage
= 0;
49 int MSVCRT___lc_collate_cp
= 0;
50 HANDLE MSVCRT___lc_handle
[MSVCRT_LC_MAX
- MSVCRT_LC_MIN
+ 1] = { 0 };
51 unsigned char charmax
= CHAR_MAX
;
54 #define LOCK_LOCALE _mlock(_SETLOCALE_LOCK);
55 #define UNLOCK_LOCALE _munlock(_SETLOCALE_LOCK);
57 #define MSVCRT_LEADBYTE 0x8000
59 /* Friendly country strings & iso codes for synonym support.
60 * Based on MS documentation for setlocale().
62 static const char * const _country_synonyms
[] =
70 "United Kingdom","GB",
71 "United-Kingdom","GB",
80 /* INTERNAL: Map a synonym to an ISO code */
81 static void remap_synonym(char *name
)
84 for (i
= 0; i
< sizeof(_country_synonyms
)/sizeof(char*); i
+= 2 )
86 if (!strcasecmp(_country_synonyms
[i
],name
))
88 TRACE(":Mapping synonym %s to %s\n",name
,_country_synonyms
[i
+1]);
89 name
[0] = _country_synonyms
[i
+1][0];
90 name
[1] = _country_synonyms
[i
+1][1];
97 /* Note: Flags are weighted in order of matching importance */
98 #define FOUND_LANGUAGE 0x4
99 #define FOUND_COUNTRY 0x2
100 #define FOUND_CODEPAGE 0x1
103 char search_language
[MAX_ELEM_LEN
];
104 char search_country
[MAX_ELEM_LEN
];
105 char search_codepage
[MAX_ELEM_LEN
];
106 char found_language
[MAX_ELEM_LEN
];
107 char found_country
[MAX_ELEM_LEN
];
108 char found_codepage
[MAX_ELEM_LEN
];
109 unsigned int match_flags
;
110 LANGID found_lang_id
;
113 #define CONTINUE_LOOKING TRUE
114 #define STOP_LOOKING FALSE
116 /* INTERNAL: Get and compare locale info with a given string */
117 static int compare_info(LCID lcid
, DWORD flags
, char* buff
, const char* cmp
)
120 GetLocaleInfoA(lcid
, flags
|LOCALE_NOUSEROVERRIDE
,buff
, MAX_ELEM_LEN
);
121 if (!buff
[0] || !cmp
[0])
123 /* Partial matches are allowed, e.g. "Germ" matches "Germany" */
124 return !strncasecmp(cmp
, buff
, strlen(cmp
));
128 find_best_locale_proc(HMODULE hModule
, LPCSTR type
, LPCSTR name
, WORD LangID
, LONG_PTR lParam
)
130 locale_search_t
*res
= (locale_search_t
*)lParam
;
131 const LCID lcid
= MAKELCID(LangID
, SORT_DEFAULT
);
132 char buff
[MAX_ELEM_LEN
];
133 unsigned int flags
= 0;
135 if(PRIMARYLANGID(LangID
) == LANG_NEUTRAL
)
136 return CONTINUE_LOOKING
;
139 if (compare_info(lcid
,LOCALE_SISO639LANGNAME
,buff
,res
->search_language
) ||
140 compare_info(lcid
,LOCALE_SABBREVLANGNAME
,buff
,res
->search_language
) ||
141 compare_info(lcid
,LOCALE_SENGLANGUAGE
,buff
,res
->search_language
))
143 TRACE(":Found language: %s->%s\n", res
->search_language
, buff
);
144 flags
|= FOUND_LANGUAGE
;
145 memcpy(res
->found_language
,res
->search_language
,MAX_ELEM_LEN
);
147 else if (res
->match_flags
& FOUND_LANGUAGE
)
149 return CONTINUE_LOOKING
;
153 if (compare_info(lcid
,LOCALE_SISO3166CTRYNAME
,buff
,res
->search_country
) ||
154 compare_info(lcid
,LOCALE_SABBREVCTRYNAME
,buff
,res
->search_country
) ||
155 compare_info(lcid
,LOCALE_SENGCOUNTRY
,buff
,res
->search_country
))
157 TRACE("Found country:%s->%s\n", res
->search_country
, buff
);
158 flags
|= FOUND_COUNTRY
;
159 memcpy(res
->found_country
,res
->search_country
,MAX_ELEM_LEN
);
161 else if (res
->match_flags
& FOUND_COUNTRY
)
163 return CONTINUE_LOOKING
;
167 if (compare_info(lcid
,LOCALE_IDEFAULTCODEPAGE
,buff
,res
->search_codepage
) ||
168 (compare_info(lcid
,LOCALE_IDEFAULTANSICODEPAGE
,buff
,res
->search_codepage
)))
170 TRACE("Found codepage:%s->%s\n", res
->search_codepage
, buff
);
171 flags
|= FOUND_CODEPAGE
;
172 memcpy(res
->found_codepage
,res
->search_codepage
,MAX_ELEM_LEN
);
174 else if (res
->match_flags
& FOUND_CODEPAGE
)
176 return CONTINUE_LOOKING
;
179 if (flags
> res
->match_flags
)
181 /* Found a better match than previously */
182 res
->match_flags
= flags
;
183 res
->found_lang_id
= LangID
;
185 if ((flags
& (FOUND_LANGUAGE
| FOUND_COUNTRY
| FOUND_CODEPAGE
)) ==
186 (FOUND_LANGUAGE
| FOUND_COUNTRY
| FOUND_CODEPAGE
))
188 TRACE(":found exact locale match\n");
191 return CONTINUE_LOOKING
;
194 extern int atoi(const char *);
196 /* Internal: Find the LCID for a locale specification */
197 static LCID
MSVCRT_locale_to_LCID(locale_search_t
* locale
)
200 EnumResourceLanguagesA(GetModuleHandleA("KERNEL32"), (LPSTR
)RT_STRING
,
201 (LPCSTR
)LOCALE_ILANGUAGE
,find_best_locale_proc
,
204 if (!locale
->match_flags
)
207 /* If we were given something that didn't match, fail */
208 if (locale
->search_country
[0] && !(locale
->match_flags
& FOUND_COUNTRY
))
211 lcid
= MAKELCID(locale
->found_lang_id
, SORT_DEFAULT
);
213 /* Populate partial locale, translating LCID to locale string elements */
214 if (!locale
->found_codepage
[0])
216 /* Even if a codepage is not enumerated for a locale
217 * it can be set if valid */
218 if (locale
->search_codepage
[0])
220 if (IsValidCodePage(atoi(locale
->search_codepage
)))
221 memcpy(locale
->found_codepage
,locale
->search_codepage
,MAX_ELEM_LEN
);
224 /* Special codepage values: OEM & ANSI */
225 if (strcasecmp(locale
->search_codepage
,"OCP"))
227 GetLocaleInfoA(lcid
, LOCALE_IDEFAULTCODEPAGE
,
228 locale
->found_codepage
, MAX_ELEM_LEN
);
230 if (strcasecmp(locale
->search_codepage
,"ACP"))
232 GetLocaleInfoA(lcid
, LOCALE_IDEFAULTANSICODEPAGE
,
233 locale
->found_codepage
, MAX_ELEM_LEN
);
238 if (!atoi(locale
->found_codepage
))
244 /* Prefer ANSI codepages if present */
245 GetLocaleInfoA(lcid
, LOCALE_IDEFAULTANSICODEPAGE
,
246 locale
->found_codepage
, MAX_ELEM_LEN
);
247 if (!locale
->found_codepage
[0] || !atoi(locale
->found_codepage
))
248 GetLocaleInfoA(lcid
, LOCALE_IDEFAULTCODEPAGE
,
249 locale
->found_codepage
, MAX_ELEM_LEN
);
252 GetLocaleInfoA(lcid
, LOCALE_SENGLANGUAGE
|LOCALE_NOUSEROVERRIDE
,
253 locale
->found_language
, MAX_ELEM_LEN
);
254 GetLocaleInfoA(lcid
, LOCALE_SENGCOUNTRY
|LOCALE_NOUSEROVERRIDE
,
255 locale
->found_country
, MAX_ELEM_LEN
);
259 /* INTERNAL: Set ctype behaviour for a codepage */
260 static void msvcrt_set_ctype(unsigned int codepage
, LCID lcid
)
264 memset(&cp
, 0, sizeof(CPINFO
));
266 if (GetCPInfo(codepage
, &cp
))
270 unsigned char *traverse
= cp
.LeadByte
;
272 memset(MSVCRT_current_ctype
, 0, sizeof(MSVCRT__ctype
));
273 MSVCRT___lc_codepage
= codepage
;
274 MSVCRT___lc_collate_cp
= codepage
;
276 /* Switch ctype macros to MBCS if needed */
277 MSVCRT___mb_cur_max
= cp
.MaxCharSize
;
279 /* Set remaining ctype flags: FIXME: faster way to do this? */
281 for (i
= 0; i
< 256; i
++)
283 if (!(MSVCRT__pctype
[i
] & MSVCRT_LEADBYTE
))
286 GetStringTypeA(lcid
, CT_CTYPE1
, str
, 1, MSVCRT__pctype
+ i
);
290 /* Set leadbyte flags */
291 while (traverse
[0] || traverse
[1])
293 for( i
= traverse
[0]; i
<= traverse
[1]; i
++ )
294 MSVCRT_current_ctype
[i
+1] |= MSVCRT_LEADBYTE
;
301 /*********************************************************************
302 * setlocale (MSVCRT.@)
304 char* CDECL
MSVCRT_setlocale(int category
, const char* locale
)
308 int haveLang
, haveCountry
, haveCP
;
312 TRACE("(%d %s)\n",category
,locale
);
314 if (category
< MSVCRT_LC_MIN
|| category
> MSVCRT_LC_MAX
)
319 /* Report the current Locale */
320 return MSVCRT_current_lc_all
;
325 if (locale
[0] == 'L' && locale
[1] == 'C' && locale
[2] == '_')
327 FIXME(":restore previous locale not implemented!\n");
328 /* FIXME: Easiest way to do this is parse the string and
329 * call this function recursively with its elements,
330 * Where they differ for each lc_ type.
333 return MSVCRT_current_lc_all
;
336 /* Default Locale: Special case handling */
337 if (!strlen(locale
) || ((toupper(locale
[0]) == 'C') && !locale
[1]))
339 MSVCRT_current_lc_all
[0] = 'C';
340 MSVCRT_current_lc_all
[1] = '\0';
341 MSVCRT___lc_codepage
= GetACP();
342 MSVCRT___lc_collate_cp
= GetACP();
346 lc_all
= 1; /* Fall through all cases ... */
347 case MSVCRT_LC_COLLATE
:
349 case MSVCRT_LC_CTYPE
:
350 /* Restore C locale ctype info */
351 MSVCRT___mb_cur_max
= 1;
352 memcpy(MSVCRT_current_ctype
, MSVCRT__ctype
, sizeof(MSVCRT__ctype
));
354 case MSVCRT_LC_MONETARY
:
356 case MSVCRT_LC_NUMERIC
:
362 return MSVCRT_current_lc_all
;
365 /* Get locale elements */
366 haveLang
= haveCountry
= haveCP
= 0;
367 memset(&lc
,0,sizeof(lc
));
369 next
= strchr(locale
,'_');
370 if (next
&& next
!= locale
)
373 memcpy(lc
.search_language
,locale
,next
-locale
);
374 locale
+= next
-locale
+1;
377 next
= strchr(locale
,'.');
384 lstrcpynA(lc
.search_codepage
, locale
, MAX_ELEM_LEN
);
391 memcpy(lc
.search_country
,locale
,next
-locale
);
392 locale
+= next
-locale
+1;
397 memcpy(lc
.search_language
,locale
,next
-locale
);
398 locale
+= next
-locale
+1;
400 lstrcpynA(lc
.search_codepage
, locale
, MAX_ELEM_LEN
);
408 lstrcpynA(lc
.search_country
, locale
, MAX_ELEM_LEN
);
413 lstrcpynA(lc
.search_language
, locale
, MAX_ELEM_LEN
);
418 remap_synonym(lc
.search_country
);
420 if (haveCP
&& !haveCountry
&& !haveLang
)
422 FIXME(":Codepage only locale not implemented\n");
423 /* FIXME: Use default lang/country and skip locale_to_LCID()
430 lcid
= MSVCRT_locale_to_LCID(&lc
);
432 TRACE(":found LCID %d\n",lcid
);
440 MSVCRT_current_lc_all_lcid
= lcid
;
442 snprintf(MSVCRT_current_lc_all
,MAX_LOCALE_LENGTH
,"%s_%s.%s",
443 lc
.found_language
,lc
.found_country
,lc
.found_codepage
);
447 lc_all
= 1; /* Fall through all cases ... */
448 case MSVCRT_LC_COLLATE
:
450 case MSVCRT_LC_CTYPE
:
451 msvcrt_set_ctype(atoi(lc
.found_codepage
),lcid
);
453 case MSVCRT_LC_MONETARY
:
455 case MSVCRT_LC_NUMERIC
:
461 return MSVCRT_current_lc_all
;
464 /*********************************************************************
465 * wsetlocale (MSVCRT.@)
467 MSVCRT_wchar_t
* CDECL
MSVCRT__wsetlocale(int category
, const MSVCRT_wchar_t
* locale
)
469 static MSVCRT_wchar_t fake
[] = {
470 'E','n','g','l','i','s','h','_','U','n','i','t','e','d',' ',
471 'S','t','a','t','e','s','.','1','2','5','2',0 };
473 FIXME("%d %s\n", category
, debugstr_w(locale
));
478 /*********************************************************************
479 * _Getdays (MSVCRT.@)
481 const char* CDECL
_Getdays(void)
483 static const char MSVCRT_days
[] = ":Sun:Sunday:Mon:Monday:Tue:Tuesday:Wed:"
484 "Wednesday:Thu:Thursday:Fri:Friday:Sat:Saturday";
485 /* FIXME: Use locale */
486 TRACE("(void) semi-stub\n");
490 /*********************************************************************
491 * _Getmonths (MSVCRT.@)
493 const char* CDECL
_Getmonths(void)
495 static const char MSVCRT_months
[] = ":Jan:January:Feb:February:Mar:March:Apr:"
496 "April:May:May:Jun:June:Jul:July:Aug:August:Sep:September:Oct:"
497 "October:Nov:November:Dec:December";
498 /* FIXME: Use locale */
499 TRACE("(void) semi-stub\n");
500 return MSVCRT_months
;
503 /*********************************************************************
504 * _Gettnames (MSVCRT.@)
506 const char* CDECL
_Gettnames(void)
509 TRACE("(void) stub\n");
513 /*********************************************************************
514 * _Strftime (MSVCRT.@)
516 const char* CDECL
_Strftime(char *out
, unsigned int len
, const char *fmt
,
517 const void *tm
, void *foo
)
520 TRACE("(%p %d %s %p %p) stub\n", out
, len
, fmt
, tm
, foo
);
524 /*********************************************************************
525 * __crtLCMapStringA (MSVCRT.@)
527 int CDECL
__crtLCMapStringA(
528 LCID lcid
, DWORD mapflags
, const char* src
, int srclen
, char* dst
,
529 int dstlen
, unsigned int codepage
, int xflag
531 FIXME("(lcid %x, flags %x, %s(%d), %p(%d), %x, %d), partial stub!\n",
532 lcid
,mapflags
,src
,srclen
,dst
,dstlen
,codepage
,xflag
);
533 /* FIXME: A bit incorrect. But msvcrt itself just converts its
534 * arguments to wide strings and then calls LCMapStringW
536 return LCMapStringA(lcid
,mapflags
,src
,srclen
,dst
,dstlen
);
539 /*********************************************************************
540 * __crtCompareStringA (MSVCRT.@)
542 int CDECL
__crtCompareStringA( LCID lcid
, DWORD flags
, const char *src1
, int len1
,
543 const char *src2
, int len2
)
545 FIXME("(lcid %x, flags %x, %s(%d), %s(%d), partial stub\n",
546 lcid
, flags
, debugstr_a(src1
), len1
, debugstr_a(src2
), len2
);
547 /* FIXME: probably not entirely right */
548 return CompareStringA( lcid
, flags
, src1
, len1
, src2
, len2
);
551 /*********************************************************************
552 * __crtCompareStringW (MSVCRT.@)
554 int CDECL
__crtCompareStringW( LCID lcid
, DWORD flags
, const MSVCRT_wchar_t
*src1
, int len1
,
555 const MSVCRT_wchar_t
*src2
, int len2
)
557 FIXME("(lcid %x, flags %x, %s(%d), %s(%d), partial stub\n",
558 lcid
, flags
, debugstr_w(src1
), len1
, debugstr_w(src2
), len2
);
559 /* FIXME: probably not entirely right */
560 return CompareStringW( lcid
, flags
, src1
, len1
, src2
, len2
);
563 /*********************************************************************
564 * __crtGetLocaleInfoW (MSVCRT.@)
566 int CDECL
__crtGetLocaleInfoW( LCID lcid
, LCTYPE type
, MSVCRT_wchar_t
*buffer
, int len
)
568 FIXME("(lcid %x, type %x, %p(%d), partial stub\n", lcid
, type
, buffer
, len
);
569 /* FIXME: probably not entirely right */
570 return GetLocaleInfoW( lcid
, type
, buffer
, len
);
573 /*********************************************************************
574 * localeconv (MSVCRT.@)
576 struct MSVCRT_lconv
* CDECL
MSVCRT_localeconv(void)
578 static struct MSVCRT_lconv xlconv
;
579 struct lconv
*ylconv
= localeconv();
581 xlconv
.decimal_point
= ylconv
->decimal_point
;
582 xlconv
.thousands_sep
= ylconv
->thousands_sep
;
583 xlconv
.grouping
= ylconv
->grouping
; /* FIXME: fixup charmax here too */
584 xlconv
.int_curr_symbol
= ylconv
->int_curr_symbol
;
585 xlconv
.currency_symbol
= ylconv
->currency_symbol
;
586 xlconv
.mon_decimal_point
= ylconv
->mon_decimal_point
;
587 xlconv
.mon_thousands_sep
= ylconv
->mon_thousands_sep
;
588 xlconv
.mon_grouping
= ylconv
->mon_grouping
;
589 xlconv
.positive_sign
= ylconv
->positive_sign
;
590 xlconv
.negative_sign
= ylconv
->negative_sign
;
591 xlconv
.int_frac_digits
= ylconv
->int_frac_digits
;
592 xlconv
.frac_digits
= ylconv
->frac_digits
;
593 xlconv
.p_cs_precedes
= ylconv
->p_cs_precedes
;
594 xlconv
.p_sep_by_space
= ylconv
->p_sep_by_space
;
595 xlconv
.n_cs_precedes
= ylconv
->n_cs_precedes
;
596 xlconv
.n_sep_by_space
= ylconv
->n_sep_by_space
;
597 xlconv
.p_sign_posn
= ylconv
->p_sign_posn
;
598 xlconv
.n_sign_posn
= ylconv
->n_sign_posn
;
600 if (ylconv
->int_frac_digits
== CHAR_MAX
) xlconv
.int_frac_digits
= charmax
;
601 if (ylconv
->frac_digits
== CHAR_MAX
) xlconv
.frac_digits
= charmax
;
602 if (ylconv
->p_cs_precedes
== CHAR_MAX
) xlconv
.p_cs_precedes
= charmax
;
603 if (ylconv
->p_sep_by_space
== CHAR_MAX
) xlconv
.p_sep_by_space
= charmax
;
604 if (ylconv
->n_cs_precedes
== CHAR_MAX
) xlconv
.n_cs_precedes
= charmax
;
605 if (ylconv
->n_sep_by_space
== CHAR_MAX
) xlconv
.n_sep_by_space
= charmax
;
606 if (ylconv
->p_sign_posn
== CHAR_MAX
) xlconv
.p_sign_posn
= charmax
;
607 if (ylconv
->n_sign_posn
== CHAR_MAX
) xlconv
.n_sign_posn
= charmax
;
612 /*********************************************************************
613 * __lconv_init (MSVCRT.@)
615 void CDECL
__lconv_init(void)
617 /* this is used to make chars unsigned */
621 /*********************************************************************
622 * ___lc_handle_func (MSVCRT.@)
624 HANDLE
* CDECL
___lc_handle_func(void)
626 return MSVCRT___lc_handle
;
629 /*********************************************************************
630 * ___lc_codepage_func (MSVCRT.@)
632 int CDECL
___lc_codepage_func(void)
634 return MSVCRT___lc_codepage
;
637 /*********************************************************************
638 * ___lc_collate_cp_func (MSVCRT.@)
640 int CDECL
___lc_collate_cp_func(void)
642 return MSVCRT___lc_collate_cp
;