include/wx/wxcrtbase.h

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