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1 | /* | |
2 | * Name: wx/wxcrtbase.h | |
3 | * Purpose: Type-safe ANSI and Unicode builds compatible wrappers for | |
4 | * CRT functions | |
5 | * Author: Joel Farley, Ove Kaaven | |
6 | * Modified by: Vadim Zeitlin, Robert Roebling, Ron Lee | |
7 | * Created: 1998/06/12 | |
8 | * RCS-ID: $Id$ | |
9 | * Copyright: (c) 1998-2006 wxWidgets dev team | |
10 | * Licence: wxWindows licence | |
11 | */ | |
12 | ||
13 | /* THIS IS A C FILE, DON'T USE C++ FEATURES (IN PARTICULAR COMMENTS) IN IT */ | |
14 | ||
15 | #ifndef _WX_WXCRTBASE_H_ | |
16 | #define _WX_WXCRTBASE_H_ | |
17 | ||
18 | /* ------------------------------------------------------------------------- | |
19 | headers and missing declarations | |
20 | ------------------------------------------------------------------------- */ | |
21 | ||
22 | #include "wx/chartype.h" | |
23 | ||
24 | /* | |
25 | Standard headers we need here. | |
26 | ||
27 | NB: don't include any wxWidgets headers here because almost all of them | |
28 | include this one! | |
29 | ||
30 | NB2: User code should include wx/crt.h instead of including this | |
31 | header directly. | |
32 | ||
33 | */ | |
34 | ||
35 | #if !defined(__WXPALMOS5__) | |
36 | #include <stdio.h> | |
37 | #include <string.h> | |
38 | #include <ctype.h> | |
39 | #if defined(__WXPALMOS__) | |
40 | #include <wchar.h> | |
41 | #else | |
42 | #include <wctype.h> | |
43 | #endif | |
44 | #include <time.h> | |
45 | #endif | |
46 | ||
47 | #if defined(__WINDOWS__) && !defined(__WXWINCE__) | |
48 | #include <io.h> | |
49 | #endif | |
50 | ||
51 | #if defined(HAVE_STRTOK_R) && defined(__DARWIN__) && defined(_MSL_USING_MW_C_HEADERS) && _MSL_USING_MW_C_HEADERS | |
52 | char *strtok_r(char *, const char *, char **); | |
53 | #endif | |
54 | ||
55 | /* | |
56 | Using -std=c++{98,0x} option with mingw32 disables most of standard | |
57 | library extensions, so we can't rely on the presence of common non-ANSI | |
58 | functions, define a special symbol to test for this. Notice that this | |
59 | doesn't need to be done for g++ under Linux where _GNU_SOURCE (which is | |
60 | defined by default) still makes all common extensions available even in | |
61 | ANSI mode. | |
62 | */ | |
63 | #if defined(__MINGW32__) && defined(__STRICT_ANSI__) | |
64 | #define __WX_STRICT_ANSI_GCC__ | |
65 | #endif | |
66 | ||
67 | /* | |
68 | a few compilers don't have the (non standard but common) isascii function, | |
69 | define it ourselves for them | |
70 | */ | |
71 | #ifndef isascii | |
72 | #if defined(__MWERKS__) || defined(__WX_STRICT_ANSI_GCC__) | |
73 | #define wxNEED_ISASCII | |
74 | #elif defined(_WIN32_WCE) | |
75 | #if _WIN32_WCE <= 211 | |
76 | #define wxNEED_ISASCII | |
77 | #endif | |
78 | #endif | |
79 | #endif /* isascii */ | |
80 | ||
81 | #ifdef wxNEED_ISASCII | |
82 | inline int isascii(int c) { return (unsigned)c < 0x80; } | |
83 | #endif | |
84 | ||
85 | #ifdef _WIN32_WCE | |
86 | #if _WIN32_WCE <= 211 | |
87 | #define isspace(c) ((c) == wxT(' ') || (c) == wxT('\t')) | |
88 | #endif | |
89 | #endif /* _WIN32_WCE */ | |
90 | ||
91 | /* string.h functions */ | |
92 | #ifndef strdup | |
93 | #if defined(__MWERKS__) && !defined(__MACH__) && (__MSL__ < 0x00008000) | |
94 | #define wxNEED_STRDUP | |
95 | #elif defined(__WXWINCE__) | |
96 | #if _WIN32_WCE <= 211 | |
97 | #define wxNEED_STRDUP | |
98 | #endif | |
99 | #endif | |
100 | #endif /* strdup */ | |
101 | ||
102 | #ifdef wxNEED_STRDUP | |
103 | WXDLLIMPEXP_BASE char *strdup(const char* s); | |
104 | #endif | |
105 | ||
106 | /* missing functions in some WinCE versions */ | |
107 | #ifdef _WIN32_WCE | |
108 | #if (_WIN32_WCE < 300) | |
109 | WXDLLIMPEXP_BASE void *calloc( size_t num, size_t size ); | |
110 | #endif | |
111 | #endif /* _WIN32_WCE */ | |
112 | ||
113 | ||
114 | #if defined(__MWERKS__) | |
115 | /* Metrowerks only has wide char support for OS X >= 10.3 */ | |
116 | #if !defined(__DARWIN__) || \ | |
117 | (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_3) | |
118 | #define wxHAVE_MWERKS_UNICODE | |
119 | #endif | |
120 | ||
121 | #ifdef wxHAVE_MWERKS_UNICODE | |
122 | #define HAVE_WPRINTF 1 | |
123 | #define HAVE_WCSRTOMBS 1 | |
124 | #define HAVE_VSWPRINTF 1 | |
125 | #endif | |
126 | #endif /* __MWERKS__ */ | |
127 | ||
128 | ||
129 | /* ------------------------------------------------------------------------- | |
130 | UTF-8 locale handling | |
131 | ------------------------------------------------------------------------- */ | |
132 | ||
133 | #ifdef __cplusplus | |
134 | #if wxUSE_UNICODE_UTF8 | |
135 | /* flag indicating whether the current locale uses UTF-8 or not; must be | |
136 | updated every time the locale is changed! */ | |
137 | #if wxUSE_UTF8_LOCALE_ONLY | |
138 | #define wxLocaleIsUtf8 true | |
139 | #else | |
140 | extern WXDLLIMPEXP_BASE bool wxLocaleIsUtf8; | |
141 | #endif | |
142 | /* function used to update the flag: */ | |
143 | extern WXDLLIMPEXP_BASE void wxUpdateLocaleIsUtf8(); | |
144 | #else /* !wxUSE_UNICODE_UTF8 */ | |
145 | inline void wxUpdateLocaleIsUtf8() {} | |
146 | #endif /* wxUSE_UNICODE_UTF8/!wxUSE_UNICODE_UTF8 */ | |
147 | #endif /* __cplusplus */ | |
148 | ||
149 | ||
150 | /* ------------------------------------------------------------------------- | |
151 | string.h | |
152 | ------------------------------------------------------------------------- */ | |
153 | ||
154 | #define wxCRT_StrcatA strcat | |
155 | #define wxCRT_StrchrA strchr | |
156 | #define wxCRT_StrcmpA strcmp | |
157 | #define wxCRT_StrcpyA strcpy | |
158 | #define wxCRT_StrcspnA strcspn | |
159 | #define wxCRT_StrlenA strlen | |
160 | #define wxCRT_StrncatA strncat | |
161 | #define wxCRT_StrncmpA strncmp | |
162 | #define wxCRT_StrncpyA strncpy | |
163 | #define wxCRT_StrpbrkA strpbrk | |
164 | #define wxCRT_StrrchrA strrchr | |
165 | #define wxCRT_StrspnA strspn | |
166 | #define wxCRT_StrstrA strstr | |
167 | ||
168 | #define wxCRT_StrcatW wcscat | |
169 | #define wxCRT_StrchrW wcschr | |
170 | #define wxCRT_StrcmpW wcscmp | |
171 | #define wxCRT_StrcpyW wcscpy | |
172 | #define wxCRT_StrcspnW wcscspn | |
173 | #define wxCRT_StrncatW wcsncat | |
174 | #define wxCRT_StrncmpW wcsncmp | |
175 | #define wxCRT_StrncpyW wcsncpy | |
176 | #define wxCRT_StrpbrkW wcspbrk | |
177 | #define wxCRT_StrrchrW wcsrchr | |
178 | #define wxCRT_StrspnW wcsspn | |
179 | #define wxCRT_StrstrW wcsstr | |
180 | ||
181 | /* these functions are not defined under CE, at least in VC8 CRT */ | |
182 | #if !defined(__WXWINCE__) && !defined(__WXPALMOS__) | |
183 | #define wxCRT_StrcollA strcoll | |
184 | #define wxCRT_StrxfrmA strxfrm | |
185 | ||
186 | #define wxCRT_StrcollW wcscoll | |
187 | #define wxCRT_StrxfrmW wcsxfrm | |
188 | #endif /* __WXWINCE__ */ | |
189 | ||
190 | /* Almost all compiler have strdup(), but not quite all: CodeWarrior under | |
191 | Mac and VC++ for Windows CE don't provide it; additionally, gcc under | |
192 | Mac and OpenVMS do not have wcsdup: */ | |
193 | #if defined(__VISUALC__) && __VISUALC__ >= 1400 | |
194 | #define wxCRT_StrdupA _strdup | |
195 | #elif !((defined(__MWERKS__) && defined(__WXMAC__)) || \ | |
196 | defined(__WXWINCE__) || \ | |
197 | defined(__WX_STRICT_ANSI_GCC__)) | |
198 | #define wxCRT_StrdupA strdup | |
199 | #endif | |
200 | ||
201 | /* most Windows compilers provide _wcsdup() */ | |
202 | #if defined(__WINDOWS__) && \ | |
203 | !(defined(__CYGWIN__) || defined(__WX_STRICT_ANSI_GCC__)) | |
204 | #define wxCRT_StrdupW _wcsdup | |
205 | #elif defined(HAVE_WCSDUP) | |
206 | #define wxCRT_StrdupW wcsdup | |
207 | #endif | |
208 | ||
209 | #ifdef wxHAVE_TCHAR_SUPPORT | |
210 | /* we surely have wchar_t if we have TCHAR have wcslen() */ | |
211 | #ifndef HAVE_WCSLEN | |
212 | #define HAVE_WCSLEN | |
213 | #endif | |
214 | #endif /* wxHAVE_TCHAR_SUPPORT */ | |
215 | ||
216 | #ifdef HAVE_WCSLEN | |
217 | #define wxCRT_StrlenW wcslen | |
218 | #endif | |
219 | ||
220 | #define wxCRT_StrtodA strtod | |
221 | #define wxCRT_StrtolA strtol | |
222 | #define wxCRT_StrtoulA strtoul | |
223 | #define wxCRT_StrtodW wcstod | |
224 | #define wxCRT_StrtolW wcstol | |
225 | #define wxCRT_StrtoulW wcstoul | |
226 | ||
227 | #ifdef __VISUALC__ | |
228 | #if __VISUALC__ >= 1300 && !defined(__WXWINCE__) | |
229 | #define wxCRT_StrtollA _strtoi64 | |
230 | #define wxCRT_StrtoullA _strtoui64 | |
231 | #define wxCRT_StrtollW _wcstoi64 | |
232 | #define wxCRT_StrtoullW _wcstoui64 | |
233 | #endif /* VC++ 7+ */ | |
234 | #else | |
235 | #ifdef HAVE_STRTOULL | |
236 | #define wxCRT_StrtollA strtoll | |
237 | #define wxCRT_StrtoullA strtoull | |
238 | #endif /* HAVE_STRTOULL */ | |
239 | #ifdef HAVE_WCSTOULL | |
240 | /* assume that we have wcstoull(), which is also C99, too */ | |
241 | #define wxCRT_StrtollW wcstoll | |
242 | #define wxCRT_StrtoullW wcstoull | |
243 | #endif /* HAVE_WCSTOULL */ | |
244 | #endif | |
245 | ||
246 | /* | |
247 | Only VC8 and later provide strnlen() and wcsnlen() functions under Windows | |
248 | and it's also only available starting from Windows CE 6.0 only in CE build. | |
249 | */ | |
250 | #if wxCHECK_VISUALC_VERSION(8) && (!defined(_WIN32_WCE) || (_WIN32_WCE >= 0x600)) | |
251 | #ifndef HAVE_STRNLEN | |
252 | #define HAVE_STRNLEN | |
253 | #endif | |
254 | #ifndef HAVE_WCSNLEN | |
255 | #define HAVE_WCSNLEN | |
256 | #endif | |
257 | #endif | |
258 | ||
259 | #ifdef HAVE_STRNLEN | |
260 | #define wxCRT_StrnlenA strnlen | |
261 | #endif | |
262 | ||
263 | #ifdef HAVE_WCSNLEN | |
264 | #define wxCRT_StrnlenW wcsnlen | |
265 | #endif | |
266 | ||
267 | /* define wxCRT_StricmpA/W and wxCRT_StrnicmpA/W for various compilers */ | |
268 | ||
269 | #if defined(__BORLANDC__) || defined(__WATCOMC__) || \ | |
270 | defined(__VISAGECPP__) || \ | |
271 | defined(__EMX__) || defined(__DJGPP__) | |
272 | #define wxCRT_StricmpA stricmp | |
273 | #define wxCRT_StrnicmpA strnicmp | |
274 | #elif defined(__WXPALMOS__) | |
275 | /* FIXME: There is no equivalent to strnicmp in the Palm OS API. This | |
276 | * quick hack should do until one can be written. | |
277 | */ | |
278 | #define wxCRT_StricmpA StrCaselessCompare | |
279 | #define wxCRT_StrnicmpA StrNCaselessCompare | |
280 | #elif defined(__SYMANTEC__) || defined(__VISUALC__) || \ | |
281 | (defined(__MWERKS__) && defined(__INTEL__)) | |
282 | #define wxCRT_StricmpA _stricmp | |
283 | #define wxCRT_StrnicmpA _strnicmp | |
284 | #elif defined(__UNIX__) || (defined(__GNUWIN32__) && !defined(__WX_STRICT_ANSI_GCC__)) | |
285 | #define wxCRT_StricmpA strcasecmp | |
286 | #define wxCRT_StrnicmpA strncasecmp | |
287 | /* #else -- use wxWidgets implementation */ | |
288 | #endif | |
289 | ||
290 | #ifdef __VISUALC__ | |
291 | #define wxCRT_StricmpW _wcsicmp | |
292 | #define wxCRT_StrnicmpW _wcsnicmp | |
293 | #elif defined(__UNIX__) | |
294 | #ifdef HAVE_WCSCASECMP | |
295 | #define wxCRT_StricmpW wcscasecmp | |
296 | #endif | |
297 | #ifdef HAVE_WCSNCASECMP | |
298 | #define wxCRT_StrnicmpW wcsncasecmp | |
299 | #endif | |
300 | /* #else -- use wxWidgets implementation */ | |
301 | #endif | |
302 | ||
303 | #ifdef HAVE_STRTOK_R | |
304 | #define wxCRT_StrtokA(str, sep, last) strtok_r(str, sep, last) | |
305 | #endif | |
306 | /* FIXME-UTF8: detect and use wcstok() if available for wxCRT_StrtokW */ | |
307 | ||
308 | /* these are extern "C" because they are used by regex lib: */ | |
309 | #ifdef __cplusplus | |
310 | extern "C" { | |
311 | #endif | |
312 | ||
313 | #ifndef wxCRT_StrlenW | |
314 | WXDLLIMPEXP_BASE size_t wxCRT_StrlenW(const wchar_t *s); | |
315 | #endif | |
316 | ||
317 | #ifndef wxCRT_StrncmpW | |
318 | WXDLLIMPEXP_BASE int wxCRT_StrncmpW(const wchar_t *s1, const wchar_t *s2, size_t n); | |
319 | #endif | |
320 | ||
321 | #ifdef __cplusplus | |
322 | } | |
323 | #endif | |
324 | ||
325 | /* FIXME-UTF8: remove this once we are Unicode only */ | |
326 | #if wxUSE_UNICODE | |
327 | #define wxCRT_StrlenNative wxCRT_StrlenW | |
328 | #define wxCRT_StrncmpNative wxCRT_StrncmpW | |
329 | #define wxCRT_ToupperNative wxCRT_ToupperW | |
330 | #define wxCRT_TolowerNative wxCRT_TolowerW | |
331 | #else | |
332 | #define wxCRT_StrlenNative wxCRT_StrlenA | |
333 | #define wxCRT_StrncmpNative wxCRT_StrncmpA | |
334 | #define wxCRT_ToupperNative toupper | |
335 | #define wxCRT_TolowerNative tolower | |
336 | #endif | |
337 | ||
338 | #ifndef wxCRT_StrcatW | |
339 | WXDLLIMPEXP_BASE wchar_t *wxCRT_StrcatW(wchar_t *dest, const wchar_t *src); | |
340 | #endif | |
341 | ||
342 | #ifndef wxCRT_StrchrW | |
343 | WXDLLIMPEXP_BASE const wchar_t *wxCRT_StrchrW(const wchar_t *s, wchar_t c); | |
344 | #endif | |
345 | ||
346 | #ifndef wxCRT_StrcmpW | |
347 | WXDLLIMPEXP_BASE int wxCRT_StrcmpW(const wchar_t *s1, const wchar_t *s2); | |
348 | #endif | |
349 | ||
350 | #ifndef wxCRT_StrcollW | |
351 | WXDLLIMPEXP_BASE int wxCRT_StrcollW(const wchar_t *s1, const wchar_t *s2); | |
352 | #endif | |
353 | ||
354 | #ifndef wxCRT_StrcpyW | |
355 | WXDLLIMPEXP_BASE wchar_t *wxCRT_StrcpyW(wchar_t *dest, const wchar_t *src); | |
356 | #endif | |
357 | ||
358 | #ifndef wxCRT_StrcspnW | |
359 | WXDLLIMPEXP_BASE size_t wxCRT_StrcspnW(const wchar_t *s, const wchar_t *reject); | |
360 | #endif | |
361 | ||
362 | #ifndef wxCRT_StrncatW | |
363 | WXDLLIMPEXP_BASE wchar_t *wxCRT_StrncatW(wchar_t *dest, const wchar_t *src, size_t n); | |
364 | #endif | |
365 | ||
366 | #ifndef wxCRT_StrncpyW | |
367 | WXDLLIMPEXP_BASE wchar_t *wxCRT_StrncpyW(wchar_t *dest, const wchar_t *src, size_t n); | |
368 | #endif | |
369 | ||
370 | #ifndef wxCRT_StrpbrkW | |
371 | WXDLLIMPEXP_BASE const wchar_t *wxCRT_StrpbrkW(const wchar_t *s, const wchar_t *accept); | |
372 | #endif | |
373 | ||
374 | #ifndef wxCRT_StrrchrW | |
375 | WXDLLIMPEXP_BASE const wchar_t *wxCRT_StrrchrW(const wchar_t *s, wchar_t c); | |
376 | #endif | |
377 | ||
378 | #ifndef wxCRT_StrspnW | |
379 | WXDLLIMPEXP_BASE size_t wxCRT_StrspnW(const wchar_t *s, const wchar_t *accept); | |
380 | #endif | |
381 | ||
382 | #ifndef wxCRT_StrstrW | |
383 | WXDLLIMPEXP_BASE const wchar_t *wxCRT_StrstrW(const wchar_t *haystack, const wchar_t *needle); | |
384 | #endif | |
385 | ||
386 | #ifndef wxCRT_StrtodW | |
387 | WXDLLIMPEXP_BASE double wxCRT_StrtodW(const wchar_t *nptr, wchar_t **endptr); | |
388 | #endif | |
389 | ||
390 | #ifndef wxCRT_StrtolW | |
391 | WXDLLIMPEXP_BASE long int wxCRT_StrtolW(const wchar_t *nptr, wchar_t **endptr, int base); | |
392 | #endif | |
393 | ||
394 | #ifndef wxCRT_StrtoulW | |
395 | WXDLLIMPEXP_BASE unsigned long int wxCRT_StrtoulW(const wchar_t *nptr, wchar_t **endptr, int base); | |
396 | #endif | |
397 | ||
398 | #ifndef wxCRT_StrxfrmW | |
399 | WXDLLIMPEXP_BASE size_t wxCRT_StrxfrmW(wchar_t *dest, const wchar_t *src, size_t n); | |
400 | #endif | |
401 | ||
402 | #ifndef wxCRT_StrdupA | |
403 | WXDLLIMPEXP_BASE char *wxCRT_StrdupA(const char *psz); | |
404 | #endif | |
405 | ||
406 | #ifndef wxCRT_StrdupW | |
407 | WXDLLIMPEXP_BASE wchar_t *wxCRT_StrdupW(const wchar_t *pwz); | |
408 | #endif | |
409 | ||
410 | #ifndef wxCRT_StricmpA | |
411 | WXDLLIMPEXP_BASE int wxCRT_StricmpA(const char *psz1, const char *psz2); | |
412 | #endif | |
413 | ||
414 | #ifndef wxCRT_StricmpW | |
415 | WXDLLIMPEXP_BASE int wxCRT_StricmpW(const wchar_t *psz1, const wchar_t *psz2); | |
416 | #endif | |
417 | ||
418 | #ifndef wxCRT_StrnicmpA | |
419 | WXDLLIMPEXP_BASE int wxCRT_StrnicmpA(const char *psz1, const char *psz2, size_t len); | |
420 | #endif | |
421 | ||
422 | #ifndef wxCRT_StrnicmpW | |
423 | WXDLLIMPEXP_BASE int wxCRT_StrnicmpW(const wchar_t *psz1, const wchar_t *psz2, size_t len); | |
424 | #endif | |
425 | ||
426 | #ifndef wxCRT_StrtokA | |
427 | WXDLLIMPEXP_BASE char *wxCRT_StrtokA(char *psz, const char *delim, char **save_ptr); | |
428 | #endif | |
429 | ||
430 | #ifndef wxCRT_StrtokW | |
431 | WXDLLIMPEXP_BASE wchar_t *wxCRT_StrtokW(wchar_t *psz, const wchar_t *delim, wchar_t **save_ptr); | |
432 | #endif | |
433 | ||
434 | /* supply strtoll and strtoull, if needed */ | |
435 | #ifdef wxLongLong_t | |
436 | #ifndef wxCRT_StrtollA | |
437 | WXDLLIMPEXP_BASE wxLongLong_t wxCRT_StrtollA(const char* nptr, | |
438 | char** endptr, | |
439 | int base); | |
440 | WXDLLIMPEXP_BASE wxULongLong_t wxCRT_StrtoullA(const char* nptr, | |
441 | char** endptr, | |
442 | int base); | |
443 | #endif | |
444 | #ifndef wxCRT_StrtollW | |
445 | WXDLLIMPEXP_BASE wxLongLong_t wxCRT_StrtollW(const wchar_t* nptr, | |
446 | wchar_t** endptr, | |
447 | int base); | |
448 | WXDLLIMPEXP_BASE wxULongLong_t wxCRT_StrtoullW(const wchar_t* nptr, | |
449 | wchar_t** endptr, | |
450 | int base); | |
451 | #endif | |
452 | #endif /* wxLongLong_t */ | |
453 | ||
454 | ||
455 | /* ------------------------------------------------------------------------- | |
456 | stdio.h | |
457 | ------------------------------------------------------------------------- */ | |
458 | ||
459 | #if defined(__UNIX__) || defined(__WXMAC__) || defined(__WXPALMOS__) | |
460 | #define wxMBFILES 1 | |
461 | #else | |
462 | #define wxMBFILES 0 | |
463 | #endif | |
464 | ||
465 | ||
466 | /* these functions are only needed in the form used for filenames (i.e. char* | |
467 | on Unix, wchar_t* on Windows), so we don't need to use A/W suffix: */ | |
468 | #if wxMBFILES || !wxUSE_UNICODE /* ANSI filenames */ | |
469 | ||
470 | #define wxCRT_Fopen fopen | |
471 | #define wxCRT_Freopen freopen | |
472 | #define wxCRT_Remove remove | |
473 | #define wxCRT_Rename rename | |
474 | ||
475 | #else /* Unicode filenames */ | |
476 | /* special case: these functions are missing under Win9x with Unicows so we | |
477 | have to implement them ourselves */ | |
478 | #if wxUSE_UNICODE_MSLU || defined(__WX_STRICT_ANSI_GCC__) | |
479 | WXDLLIMPEXP_BASE FILE* wxMSLU__wfopen(const wchar_t *name, const wchar_t *mode); | |
480 | WXDLLIMPEXP_BASE FILE* wxMSLU__wfreopen(const wchar_t *name, const wchar_t *mode, FILE *stream); | |
481 | WXDLLIMPEXP_BASE int wxMSLU__wrename(const wchar_t *oldname, const wchar_t *newname); | |
482 | WXDLLIMPEXP_BASE int wxMSLU__wremove(const wchar_t *name); | |
483 | #define wxCRT_Fopen wxMSLU__wfopen | |
484 | #define wxCRT_Freopen wxMSLU__wfreopen | |
485 | #define wxCRT_Remove wxMSLU__wremove | |
486 | #define wxCRT_Rename wxMSLU__wrename | |
487 | #else | |
488 | /* WinCE CRT doesn't provide these functions so use our own */ | |
489 | #ifdef __WXWINCE__ | |
490 | WXDLLIMPEXP_BASE int wxCRT_Rename(const wchar_t *src, | |
491 | const wchar_t *dst); | |
492 | WXDLLIMPEXP_BASE int wxCRT_Remove(const wchar_t *path); | |
493 | #else | |
494 | #define wxCRT_Rename _wrename | |
495 | #define wxCRT_Remove _wremove | |
496 | #endif | |
497 | #define wxCRT_Fopen _wfopen | |
498 | #define wxCRT_Freopen _wfreopen | |
499 | #endif | |
500 | ||
501 | #endif /* wxMBFILES/!wxMBFILES */ | |
502 | ||
503 | #define wxCRT_PutsA puts | |
504 | #define wxCRT_FputsA fputs | |
505 | #define wxCRT_FgetsA fgets | |
506 | #define wxCRT_FputcA fputc | |
507 | #define wxCRT_FgetcA fgetc | |
508 | #define wxCRT_UngetcA ungetc | |
509 | ||
510 | #ifdef wxHAVE_TCHAR_SUPPORT | |
511 | #define wxCRT_PutsW _putws | |
512 | #define wxCRT_FputsW fputws | |
513 | #define wxCRT_FputcW fputwc | |
514 | #endif | |
515 | #ifdef HAVE_FPUTWS | |
516 | #define wxCRT_FputsW fputws | |
517 | #endif | |
518 | #ifdef HAVE_PUTWS | |
519 | #define wxCRT_PutsW putws | |
520 | #endif | |
521 | #ifdef HAVE_FPUTWC | |
522 | #define wxCRT_FputcW fputwc | |
523 | #endif | |
524 | #define wxCRT_FgetsW fgetws | |
525 | ||
526 | #ifndef wxCRT_PutsW | |
527 | WXDLLIMPEXP_BASE int wxCRT_PutsW(const wchar_t *ws); | |
528 | #endif | |
529 | ||
530 | #ifndef wxCRT_FputsW | |
531 | WXDLLIMPEXP_BASE int wxCRT_FputsW(const wchar_t *ch, FILE *stream); | |
532 | #endif | |
533 | ||
534 | #ifndef wxCRT_FputcW | |
535 | WXDLLIMPEXP_BASE int wxCRT_FputcW(wchar_t wc, FILE *stream); | |
536 | #endif | |
537 | ||
538 | /* | |
539 | NB: tmpnam() is unsafe and thus is not wrapped! | |
540 | Use other wxWidgets facilities instead: | |
541 | wxFileName::CreateTempFileName, wxTempFile, or wxTempFileOutputStream | |
542 | */ | |
543 | #define wxTmpnam(x) wxTmpnam_is_insecure_use_wxTempFile_instead | |
544 | ||
545 | /* FIXME-CE: provide our own perror() using ::GetLastError() */ | |
546 | #ifndef __WXWINCE__ | |
547 | ||
548 | #define wxCRT_PerrorA perror | |
549 | #ifdef wxHAVE_TCHAR_SUPPORT | |
550 | #define wxCRT_PerrorW _wperror | |
551 | #endif | |
552 | ||
553 | #endif /* !__WXWINCE__ */ | |
554 | ||
555 | /* ------------------------------------------------------------------------- | |
556 | stdlib.h | |
557 | ------------------------------------------------------------------------- */ | |
558 | ||
559 | /* there are no env vars at all under CE, so no _tgetenv neither */ | |
560 | #ifdef __WXWINCE__ | |
561 | /* can't define as inline function as this is a C file... */ | |
562 | #define wxCRT_GetenvA(name) (name, NULL) | |
563 | #define wxCRT_GetenvW(name) (name, NULL) | |
564 | #else | |
565 | #define wxCRT_GetenvA getenv | |
566 | #ifdef _tgetenv | |
567 | #define wxCRT_GetenvW _wgetenv | |
568 | #endif | |
569 | #endif | |
570 | ||
571 | #ifndef wxCRT_GetenvW | |
572 | WXDLLIMPEXP_BASE wchar_t * wxCRT_GetenvW(const wchar_t *name); | |
573 | #endif | |
574 | ||
575 | ||
576 | #define wxCRT_SystemA system | |
577 | /* mingw32 doesn't provide _tsystem() or _wsystem(): */ | |
578 | #if defined(_tsystem) | |
579 | #define wxCRT_SystemW _wsystem | |
580 | #endif | |
581 | ||
582 | #define wxCRT_AtofA atof | |
583 | #define wxCRT_AtoiA atoi | |
584 | #define wxCRT_AtolA atol | |
585 | ||
586 | #if defined(__MWERKS__) | |
587 | #if defined(__MSL__) | |
588 | #define wxCRT_AtofW watof | |
589 | #define wxCRT_AtoiW watoi | |
590 | #define wxCRT_AtolW watol | |
591 | /* else: use ANSI versions */ | |
592 | #endif | |
593 | #elif defined(wxHAVE_TCHAR_SUPPORT) && !defined(__WX_STRICT_ANSI_GCC__) | |
594 | #define wxCRT_AtoiW _wtoi | |
595 | #define wxCRT_AtolW _wtol | |
596 | /* _wtof doesn't exist */ | |
597 | #else | |
598 | #ifndef __VMS | |
599 | #define wxCRT_AtofW(s) wcstod(s, NULL) | |
600 | #endif | |
601 | #define wxCRT_AtolW(s) wcstol(s, NULL, 10) | |
602 | /* wcstoi doesn't exist */ | |
603 | #endif | |
604 | ||
605 | /* | |
606 | There are 2 unrelated problems with these functions under Mac: | |
607 | a) Metrowerks MSL CRT implements them strictly in C99 sense and | |
608 | doesn't support (very common) extension of allowing to call | |
609 | mbstowcs(NULL, ...) which makes it pretty useless as you can't | |
610 | know the size of the needed buffer | |
611 | b) OS X <= 10.2 declares and even defined these functions but | |
612 | doesn't really implement them -- they always return an error | |
613 | ||
614 | So use our own replacements in both cases. | |
615 | */ | |
616 | #if defined(__MWERKS__) && defined(__MSL__) | |
617 | #define wxNEED_WX_MBSTOWCS | |
618 | #endif | |
619 | #if defined(__WXPALMOS__) | |
620 | #define wxNEED_WX_MBSTOWCS | |
621 | #endif | |
622 | ||
623 | #ifdef __DARWIN__ | |
624 | #if !defined(__WXOSX_IPHONE__) && MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_2 | |
625 | #define wxNEED_WX_MBSTOWCS | |
626 | #endif | |
627 | #endif | |
628 | ||
629 | #ifdef wxNEED_WX_MBSTOWCS | |
630 | /* even though they are defined and "implemented", they are bad and just | |
631 | stubs so we need our own - we need these even in ANSI builds!! */ | |
632 | WXDLLIMPEXP_BASE size_t wxMbstowcs(wchar_t *, const char *, size_t); | |
633 | WXDLLIMPEXP_BASE size_t wxWcstombs(char *, const wchar_t *, size_t); | |
634 | #else | |
635 | #define wxMbstowcs mbstowcs | |
636 | #define wxWcstombs wcstombs | |
637 | #endif | |
638 | ||
639 | ||
640 | ||
641 | /* ------------------------------------------------------------------------- | |
642 | time.h | |
643 | ------------------------------------------------------------------------- */ | |
644 | ||
645 | #define wxCRT_StrftimeA strftime | |
646 | #ifdef __SGI__ | |
647 | /* | |
648 | IRIX provides not one but two versions of wcsftime(): XPG4 one which | |
649 | uses "const char*" for the third parameter and so can't be used and the | |
650 | correct, XPG5, one. Unfortunately we can't just define _XOPEN_SOURCE | |
651 | high enough to get XPG5 version as this undefines other symbols which | |
652 | make other functions we use unavailable (see <standards.h> for gory | |
653 | details). So just declare the XPG5 version ourselves, we're extremely | |
654 | unlikely to ever be compiled on a system without it. But if we ever do, | |
655 | a configure test would need to be added for it (and _MIPS_SYMBOL_PRESENT | |
656 | should be used to check for its presence during run-time, i.e. it would | |
657 | probably be simpler to just always use our own wxCRT_StrftimeW() below | |
658 | if it does ever become a problem). | |
659 | */ | |
660 | #ifdef __cplusplus | |
661 | extern "C" | |
662 | #endif | |
663 | size_t | |
664 | _xpg5_wcsftime(wchar_t *, size_t, const wchar_t *, const struct tm * ); | |
665 | #define wxCRT_StrftimeW _xpg5_wcsftime | |
666 | #else | |
667 | /* | |
668 | Assume it's always available under non-Unix systems with the | |
669 | exception of Palm OS, this does seem to be the case for now. And | |
670 | under Unix we trust configure to detect it (except for SGI special | |
671 | case above). | |
672 | */ | |
673 | #if defined(HAVE_WCSFTIME) || \ | |
674 | !(defined(__UNIX__) || defined(__WXPALMOS__)) | |
675 | #define wxCRT_StrftimeW wcsftime | |
676 | #endif /* ! __WXPALMOS__ */ | |
677 | #endif | |
678 | ||
679 | #ifndef wxCRT_StrftimeW | |
680 | WXDLLIMPEXP_BASE size_t wxCRT_StrftimeW(wchar_t *s, size_t max, | |
681 | const wchar_t *fmt, | |
682 | const struct tm *tm); | |
683 | #endif | |
684 | ||
685 | ||
686 | ||
687 | /* ------------------------------------------------------------------------- | |
688 | ctype.h | |
689 | ------------------------------------------------------------------------- */ | |
690 | ||
691 | #ifdef __WATCOMC__ | |
692 | #define WXWCHAR_T_CAST(c) (wint_t)(c) | |
693 | #else | |
694 | #define WXWCHAR_T_CAST(c) c | |
695 | #endif | |
696 | ||
697 | #define wxCRT_IsalnumW(c) iswalnum(WXWCHAR_T_CAST(c)) | |
698 | #define wxCRT_IsalphaW(c) iswalpha(WXWCHAR_T_CAST(c)) | |
699 | #define wxCRT_IscntrlW(c) iswcntrl(WXWCHAR_T_CAST(c)) | |
700 | #define wxCRT_IsdigitW(c) iswdigit(WXWCHAR_T_CAST(c)) | |
701 | #define wxCRT_IsgraphW(c) iswgraph(WXWCHAR_T_CAST(c)) | |
702 | #define wxCRT_IslowerW(c) iswlower(WXWCHAR_T_CAST(c)) | |
703 | #define wxCRT_IsprintW(c) iswprint(WXWCHAR_T_CAST(c)) | |
704 | #define wxCRT_IspunctW(c) iswpunct(WXWCHAR_T_CAST(c)) | |
705 | #define wxCRT_IsspaceW(c) iswspace(WXWCHAR_T_CAST(c)) | |
706 | #define wxCRT_IsupperW(c) iswupper(WXWCHAR_T_CAST(c)) | |
707 | #define wxCRT_IsxdigitW(c) iswxdigit(WXWCHAR_T_CAST(c)) | |
708 | ||
709 | #ifdef __GLIBC__ | |
710 | #if defined(__GLIBC__) && (__GLIBC__ == 2) && (__GLIBC_MINOR__ == 0) | |
711 | /* /usr/include/wctype.h incorrectly declares translations */ | |
712 | /* tables which provokes tons of compile-time warnings -- try */ | |
713 | /* to correct this */ | |
714 | #define wxCRT_TolowerW(wc) towctrans((wc), (wctrans_t)__ctype_tolower) | |
715 | #define wxCRT_ToupperW(wc) towctrans((wc), (wctrans_t)__ctype_toupper) | |
716 | #else /* !glibc 2.0 */ | |
717 | #define wxCRT_TolowerW towlower | |
718 | #define wxCRT_ToupperW towupper | |
719 | #endif | |
720 | #else /* !__GLIBC__ */ | |
721 | /* There is a bug in VC6 C RTL: toxxx() functions dosn't do anything | |
722 | with signed chars < 0, so "fix" it here. */ | |
723 | #define wxCRT_TolowerW(c) towlower((wxUChar)(wxChar)(c)) | |
724 | #define wxCRT_ToupperW(c) towupper((wxUChar)(wxChar)(c)) | |
725 | #endif /* __GLIBC__/!__GLIBC__ */ | |
726 | ||
727 | ||
728 | ||
729 | ||
730 | ||
731 | /* ------------------------------------------------------------------------- | |
732 | wx wrappers for CRT functions in both char* and wchar_t* versions | |
733 | ------------------------------------------------------------------------- */ | |
734 | ||
735 | #ifdef __cplusplus | |
736 | ||
737 | /* NB: this belongs to wxcrt.h and not this header, but it makes life easier | |
738 | * for buffer.h and stringimpl.h (both of which must be included before | |
739 | * string.h, which is required by wxcrt.h) to have them here: */ | |
740 | ||
741 | /* safe version of strlen() (returns 0 if passed NULL pointer) */ | |
742 | inline size_t wxStrlen(const char *s) { return s ? wxCRT_StrlenA(s) : 0; } | |
743 | inline size_t wxStrlen(const wchar_t *s) { return s ? wxCRT_StrlenW(s) : 0; } | |
744 | #ifndef wxWCHAR_T_IS_WXCHAR16 | |
745 | WXDLLIMPEXP_BASE size_t wxStrlen(const wxChar16 *s ); | |
746 | #endif | |
747 | #ifndef wxWCHAR_T_IS_WXCHAR32 | |
748 | WXDLLIMPEXP_BASE size_t wxStrlen(const wxChar32 *s ); | |
749 | #endif | |
750 | #define wxWcslen wxCRT_StrlenW | |
751 | ||
752 | #define wxStrdupA wxCRT_StrdupA | |
753 | #define wxStrdupW wxCRT_StrdupW | |
754 | inline char* wxStrdup(const char *s) { return wxCRT_StrdupA(s); } | |
755 | inline wchar_t* wxStrdup(const wchar_t *s) { return wxCRT_StrdupW(s); } | |
756 | #ifndef wxWCHAR_T_IS_WXCHAR16 | |
757 | WXDLLIMPEXP_BASE wxChar16* wxStrdup(const wxChar16* s); | |
758 | #endif | |
759 | #ifndef wxWCHAR_T_IS_WXCHAR32 | |
760 | WXDLLIMPEXP_BASE wxChar32* wxStrdup(const wxChar32* s); | |
761 | #endif | |
762 | ||
763 | #endif /* __cplusplus */ | |
764 | ||
765 | #endif /* _WX_WXCRTBASE_H_ */ |