include/wx/wxchar.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wxchar.h
   3 // Purpose:     Declarations common to wx char/wchar_t usage (wide chars)
   4 // Author:      Joel Farley
   5 // Modified by:
   6 // Created:     1998/06/12
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) wxWindows copyright
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_WXCHAR_H_
  13 #define _WX_WXCHAR_H_
  14
  15 #ifdef __GNUG__
  16     #pragma interface "wxchar.h"
  17 #endif
  18
  19 // only do SBCS or _UNICODE
  20 #if defined (_MBCS )
  21 // It may be OK anyway.
  22 // #  error "MBCS is not supported by wxChar"
  23 #endif
  24
  25 // ----------------------------------------------------------------------------
  26 // first deal with Unicode setting
  27 // ----------------------------------------------------------------------------
  28
  29 // set wxUSE_UNICODE to 1 if UNICODE or _UNICODE is defined
  30 #if defined(_UNICODE) || defined(UNICODE)
  31 #  undef wxUSE_UNICODE
  32 #  define wxUSE_UNICODE 1
  33 #else
  34 #  ifndef wxUSE_UNICODE
  35 #    define wxUSE_UNICODE 0
  36 #  endif
  37 #endif // Unicode
  38
  39 // and vice versa: define UNICODE and _UNICODE if wxUSE_UNICODE is 1...
  40 #if wxUSE_UNICODE
  41 #  ifndef _UNICODE
  42 #    define _UNICODE
  43 #  endif
  44 #  ifndef UNICODE
  45 #    define UNICODE
  46 #  endif
  47 #endif // Unicode
  48
  49 // Unicode support requires wchar_t
  50 #if wxUSE_UNICODE
  51 #   undef wxUSE_WCHAR_T
  52 #   define wxUSE_WCHAR_T 1
  53 #endif // Unicode
  54
  55 // ----------------------------------------------------------------------------
  56 // define wxHAVE_TCHAR_FUNCTIONS for the compilers which support the
  57 // wide-character functions
  58 // ----------------------------------------------------------------------------
  59
  60 // VC++ and BC++ starting with 5.2 have TCHAR support
  61 #ifdef __VISUALC__
  62     #define wxHAVE_TCHAR_FUNCTIONS
  63 #elif defined(__BORLANDC__) && (__BORLANDC__ >= 0x520)
  64     #define wxHAVE_TCHAR_FUNCTIONS
  65 #elif defined(__MINGW32__) && wxCHECK_W32API_VERSION( 1, 0 )
  66     #define wxHAVE_TCHAR_FUNCTIONS
  67     #include <stddef.h>
  68     #include <string.h>
  69     #include <ctype.h>
  70 #elif defined(__CYGWIN__)
  71     #ifndef HAVE_WCSLEN
  72         #define HAVE_WCSLEN
  73     #endif // !HAVE_WCSLEN
  74     #include <stddef.h>
  75     #include <wchar.h>
  76 #elif defined(__VISAGECPP__) && (__IBMCPP__ >= 400)
  77     // VisualAge 4.0+ supports TCHAR
  78     #define wxHAVE_TCHAR_FUNCTIONS
  79
  80     // but not stdio.h nor time nor conversion functions
  81     #define wxNO_TCHAR_STDIO
  82     #define wxNO_TCHAR_STDLIB
  83     #define wxNO_TCHAR_TIME
  84     #define wxNO_TCHAR_LOCALE
  85     //
  86     // supplemental VA V4 defs so at least we know what these are
  87     // just define to standard defs
  88     //
  89
  90     // for wcslen
  91     #include <wchar.h>
  92
  93     // locale.h functons -- not defined in tchar.h
  94     #define  wxSetlocale setlocale
  95     // some stdio functions are defined others are not
  96     // these are not
  97     #define  wxFgetchar  fgetchar
  98     #define  wxFopen     fopen
  99     #define  wxFputchar  fputchar
 100     #define  wxFreopen   freopen
 101     #define  wxGets      gets
 102     #define  wxPerror    perror
 103     #define  wxPuts      puts
 104     #define  wxRemove    remove
 105     #define  wxRename    rename
 106     #define  wxTmpnam    tmpnam
 107     #define  wxUngetc    ungetc
 108     #define  wxVsscanf   vsscanf
 109     // stdlib not defined in VA V4
 110     #if !wxUSE_UNICODE
 111     #  define  wxAtof      atof
 112     #endif
 113     #define  wxAtoi      atoi
 114     #define  wxAtol      atol
 115     #define  wxGetenv    getenv
 116     #define  wxSystem    system
 117     // time.h functions  -- none defined in tchar.h
 118     #define  wxAsctime   asctime
 119     #define  wxCtime     ctime
 120 #elif defined(__MWERKS__)
 121     // for wcslen
 122     #if wxUSE_WCHAR_T
 123     #include <wchar.h>
 124     #endif
 125 #endif // compilers with (good) TCHAR support
 126
 127 #ifdef wxHAVE_TCHAR_FUNCTIONS
 128 #  define HAVE_WCSLEN 1
 129
 130 #  include <tchar.h>
 131
 132 #  if wxUSE_UNICODE // temporary - preserve binary compatibility
 133 #if defined(__GNUWIN32__)
 134     #define _TCHAR   TCHAR
 135     #define _TSCHAR  TCHAR
 136     #define _TUCHAR  TCHAR
 137 #endif
 138
 139 typedef  _TCHAR      wxChar;
 140 typedef  _TSCHAR     wxSChar;
 141 typedef  _TUCHAR     wxUChar;
 142 #  else
 143 #    define wxChar char
 144 #    define wxSChar signed char
 145 #    define wxUChar unsigned char
 146 #  endif
 147
 148     // wchar_t is available
 149     #ifndef wxUSE_WCHAR_T
 150         #define wxUSE_WCHAR_T 1
 151     #endif // !defined(wxUSE_WCHAR_T)
 152
 153    // ctype.h functions
 154 #ifndef wxNO_TCHAR_CTYPE
 155 #ifdef __BORLANDC__
 156 #  include <ctype.h>
 157 #endif
 158 #  define  wxIsalnum   _istalnum
 159 #  define  wxIsalpha   _istalpha
 160 #  define  wxIsctrl    _istctrl
 161 #  define  wxIsdigit   _istdigit
 162 #  define  wxIsgraph   _istgraph
 163 #  define  wxIslower   _istlower
 164 #  define  wxIsprint   _istprint
 165 #  define  wxIspunct   _istpunct
 166 #  define  wxIsspace   _istspace
 167 #  define  wxIsupper   _istupper
 168 #  define  wxIsxdigit  _istxdigit
 169 #  define  wxTolower   _totlower
 170 #  define  wxToupper   _totupper
 171 #endif // wxNO_TCHAR_CTYPE
 172
 173    // locale.h functons
 174 #ifndef wxNO_TCHAR_LOCALE
 175 #  define  wxSetlocale _tsetlocale
 176 #endif // wxNO_TCHAR_LOCALE
 177
 178    // string.h functions
 179 #ifndef wxNO_TCHAR_STRING
 180 #  define  wxStrcat    _tcscat
 181 #  define  wxStrchr    _tcschr
 182 #  define  wxStrcmp    _tcscmp
 183 #  define  wxStrcoll   _tcscoll
 184 #  define  wxStrcpy    _tcscpy
 185 #  define  wxStrcspn   _tcscspn
 186 #  define  wxStrftime  _tcsftime
 187 #  define  wxStricmp   _tcsicmp
 188 #  define  wxStrnicmp  _tcsnicmp
 189 #  define  wxStrlen_   _tcslen // used in wxStrlen inline function
 190 #  define  wxStrncat   _tcsncat
 191 #  define  wxStrncmp   _tcsncmp
 192 #  define  wxStrncpy   _tcsncpy
 193 #  define  wxStrpbrk   _tcspbrk
 194 #  define  wxStrrchr   _tcsrchr
 195 #  define  wxStrspn    _tcsspn
 196 #  define  wxStrstr    _tcsstr
 197 #  define  wxStrtod    _tcstod
 198 #  define  wxStrtol    _tcstol
 199 #  define  wxStrtoul   _tcstoul
 200 #  define  wxStrxfrm   _tcsxfrm
 201 #endif // wxNO_TCHAR_STRING
 202
 203    // stdio.h functions
 204 #ifndef wxNO_TCHAR_STDIO
 205 #  if wxUSE_UNICODE_MSLU
 206 #    define  wxRemove    wxMSLU__tremove
 207 #    define  wxRename    wxMSLU__trename
 208 #  else
 209 #    define  wxRemove    _tremove
 210 #    define  wxRename    _trename
 211 #  endif
 212 #  define  wxFgetc     _fgettc
 213 #  define  wxFgetchar  _fgettchar
 214 #  define  wxFgets     _fgetts
 215 #  define  wxFopen     _tfopen
 216 #  define  wxFputc     _fputtc
 217 #  define  wxFputchar  _fputtchar
 218 #  define  wxFprintf   _ftprintf
 219 #  define  wxFreopen   _tfreopen
 220 #  define  wxFscanf    _ftscanf
 221 #  define  wxGetc      _gettc
 222 #  define  wxGetchar   _gettchar
 223 #  define  wxGets      _getts
 224 #  define  wxPerror    _tperror
 225 #  define  wxPrintf    _tprintf
 226 #  define  wxPutc      _puttc
 227 #  define  wxPutchar   _puttchar
 228 #  define  wxPuts      _putts
 229 #  define  wxScanf     _tscanf
 230 #  define  wxSprintf   _stprintf
 231 #  define  wxSscanf    _stscanf
 232 #  define  wxTmpnam    _ttmpnam
 233 #  define  wxUngetc    _tungetc
 234 #  define  wxVfprint   _vftprintf
 235 #  define  wxVprintf   _vtprintf
 236 #  define  wxVsscanf   _vstscanf
 237 #  define  wxVsprintf  _vstprintf
 238 #elif defined(__VISAGECPP__) && (__IBMCPP__ >= 400)
 239     // it has some stdio.h functions, apparently
 240 #  define  wxFgetc     _fgettc
 241 #  define  wxFgets     _fgetts
 242 #  define  wxFputc     _fputtc
 243 #  define  wxFprintf   _ftprintf
 244 #  define  wxFscanf    _ftscanf
 245 #  define  wxGetc      _gettc
 246 #  define  wxGetchar   _gettchar
 247 #  define  wxPrintf    _tprintf
 248 #  define  wxPutc      _puttc
 249 #  define  wxPutchar   _puttchar
 250 #  define  wxScanf     _tscanf
 251 #  define  wxSprintf   _stprintf
 252 #  define  wxSscanf    _stscanf
 253 #  define  wxVfprint   _vftprintf
 254 #  define  wxVprintf   _vtprintf
 255 #  define  wxVsprintf  _vstprintf
 256 #endif // wxNO_TCHAR_STDIO
 257
 258    // stdlib.h functions
 259 #ifndef wxNO_TCHAR_STDLIB
 260 #  if !wxUSE_UNICODE
 261 #    define  wxAtof    atof
 262 #  endif
 263 #  define  wxAtoi      _ttoi
 264 #  define  wxAtol      _ttol
 265 #  define  wxGetenv    _tgetenv
 266 #  define  wxSystem    _tsystem
 267 #endif // wxNO_TCHAR_STDLIB
 268
 269    // time.h functions
 270 #ifndef wxNO_TCHAR_TIME
 271 #  define  wxAsctime   _tasctime
 272 #  define  wxCtime     _tctime
 273 #endif // wxNO_TCHAR_TIME
 274
 275 #else // !TCHAR-aware compilers
 276
 277 // check whether we should include wchar.h or equivalent
 278 #  if !defined(wxUSE_WCHAR_T)
 279 #    if defined(__VISUALC__) && (__VISUALC__ < 900)
 280 #      define wxUSE_WCHAR_T 0 // wchar_t is not available for MSVC++ 1.5
 281 #    elif defined(__UNIX__)
 282 #      if defined(HAVE_WCSTR_H) || defined(HAVE_WCHAR_H) || defined(__FreeBSD__) || defined(__DARWIN__)
 283 #        define wxUSE_WCHAR_T 1
 284 #      else
 285 #        define wxUSE_WCHAR_T 0
 286 #      endif
 287 #    elif defined(__GNUWIN32__) && !defined(__MINGW32__) // Cygwin (not Mingw32) doesn't have wcslen.h, needed in buffer.h
 288 #      define wxUSE_WCHAR_T 0
 289 #    elif defined(__BORLANDC__) // WIN16 BC++
 290 #      define wxUSE_WCHAR_T 0
 291 #    elif defined(__WATCOMC__)
 292 #      define wxUSE_WCHAR_T 0
 293 #    elif defined(__VISAGECPP__) && (__IBMCPP__ < 400)
 294 #      define wxUSE_WCHAR_T 0
 295 #    else
 296        // add additional compiler checks if this fails
 297 #      define wxUSE_WCHAR_T 1
 298 #    endif
 299 #  endif // !defined(wxUSE_WCHAR_T)
 300
 301 #   if wxUSE_WCHAR_T
 302 #       ifdef HAVE_WCHAR_H
 303             // include wchar.h to get wcslen() declaration used by wx/buffer.h
 304             // stddef.h is needed for Cygwin
 305 #           include <stddef.h>
 306 #           include <wchar.h>
 307 #       elif defined(HAVE_WCSTR_H)
 308             // old compilers have wcslen() here
 309 #           include <wcstr.h>
 310 #       elif defined(__FreeBSD__) || defined(__DARWIN__) || defined(__EMX__)
 311             // include stdlib.h for wchar_t, wcslen is provided in wxchar.cpp
 312 #           include <stdlib.h>
 313             size_t WXDLLEXPORT wcslen(const wchar_t *s);
 314 #       endif // HAVE_WCHAR_H
 315 #   endif // wxUSE_WCHAR_T
 316
 317 // check whether we are doing Unicode
 318 #  if wxUSE_UNICODE
 319
 320 #    include <wctype.h>
 321
 322 // this is probably glibc-specific
 323 #    if defined(__WCHAR_TYPE__)
 324
 325 // VS: wxWindows used to define wxChar as __WCHAR_TYPE__ here. However, this doesn't
 326 //     work with new GCC 3.x compilers because wchar_t is C++'s builtin type in the new
 327 //     standard. OTOH, old compilers (GCC 2.x) won't accept new definition
 328 //     of wx{S,U}Char, therefore we have to define wxChar conditionally depending on
 329 //     detected compiler & compiler version.
 330 //     The most complicated case is the infamous so-called "gcc-2.96" which does not
 331 //     accept new definition of wxSChar but doesn't work with old definition of wxChar.
 332 #if defined(__GNUC__) && (__GNUC__ >= 3)
 333     // modern C++ compiler
 334     typedef wchar_t                 wxChar;
 335     typedef signed wchar_t          wxSChar;
 336     typedef unsigned wchar_t        wxUChar;
 337 #else
 338     #if defined(__GNUC__) && (__GNUC__ == 2) && (__GNUC_MINOR__ == 96)
 339     typedef wchar_t                 wxChar;
 340     #else
 341     typedef __WCHAR_TYPE__          wxChar;
 342     #endif
 343     typedef signed __WCHAR_TYPE__   wxSChar;
 344     typedef unsigned __WCHAR_TYPE__ wxUChar;
 345 #endif
 346
 347 #      define _T(x)                   L##x
 348
 349        // ctype.h functions (wctype.h)
 350 #      define  wxIsalnum   iswalnum
 351 #      define  wxIsalpha   iswalpha
 352 #      define  wxIsctrl    iswcntrl
 353 #      define  wxIsdigit   iswdigit
 354 #      define  wxIsgraph   iswgraph
 355 #      define  wxIslower   iswlower
 356 #      define  wxIsprint   iswprint
 357 #      define  wxIspunct   iswpunct
 358 #      define  wxIsspace   iswspace
 359 #      define  wxIsupper   iswupper
 360 #      define  wxIsxdigit  iswxdigit
 361
 362 #      if defined(__GLIBC__) && (__GLIBC__ == 2) && (__GLIBC_MINOR__ == 0)
 363        // /usr/include/wctype.h incorrectly declares translations tables which
 364        // provokes tons of compile-time warnings - try to correct this
 365 #        define  wxTolower(wc)   towctrans((wc), (wctrans_t)__ctype_tolower)
 366 #        define  wxToupper(wc)   towctrans((wc), (wctrans_t)__ctype_toupper)
 367 #      else
 368 #        define  wxTolower   towlower
 369 #        define  wxToupper   towupper
 370 #      endif // gcc/!gcc
 371
 372        // string.h functions (wchar.h)
 373 #      define  wxStrcat    wcscat
 374 #      define  wxStrchr    wcschr
 375 #      define  wxStrcmp    wcscmp
 376 #      define  wxStrcoll   wcscoll
 377 #      define  wxStrcpy    wcscpy
 378 #      define  wxStrcspn   wcscspn
 379 #      define  wxStrlen_   wcslen // used in wxStrlen inline function
 380 #      define  wxStrncat   wcsncat
 381 #      define  wxStrncmp   wcsncmp
 382 #      define  wxStrncpy   wcsncpy
 383 #      define  wxStrpbrk   wcspbrk
 384 #      define  wxStrrchr   wcsrchr
 385 #      define  wxStrspn    wcsspn
 386 #      define  wxStrstr    wcsstr
 387 #      define  wxStrtod    wcstod
 388 #      define  wxStrtok    wcstok
 389 #      define  wxStrtol    wcstol
 390 #      define  wxStrtoul   wcstoul
 391 #      define  wxStrxfrm   wcsxfrm
 392
 393 #      define  wxFgetc     fgetwc
 394 #      define  wxFgetchar  fgetwchar
 395 #      define  wxFgets     fgetws
 396 #      define  wxFputc     fputwc
 397 #      define  wxFputchar  fputwchar
 398 #      define  wxFprintf   fwprintf
 399 #      define  wxFscanf    fwscanf
 400 #      define  wxGetc      getwc
 401 #      define  wxGetchar   getwchar
 402 #      define  wxGets      getws
 403 #      define  wxPrintf    wprintf
 404 #      define  wxPutc      wputc
 405 #      define  wxPutchar   wputchar
 406 #      define  wxPuts      putws
 407 #      define  wxScanf     wscanf
 408 #      define  wxSnprintf  swprintf
 409 #      define  wxSscanf    swscanf
 410 #      define  wxUngetc    ungetwc
 411 #      define  wxVfprint   vfwprintf
 412 #      define  wxVprintf   vwprintf
 413 #      define  wxVsscanf   vswscanf
 414 #      define  wxVsnprintf vswprintf
 415
 416 // glibc doesn't have wc equivalents of the other stuff
 417 #      define wxNEED_WX_STDIO_H
 418 #      define wxNEED_WX_STDLIB_H
 419 #      define wxNEED_WX_TIME_H
 420
 421 #    else//!glibc
 422 #      error   "Please define your compiler's Unicode conventions in wxChar.h"
 423 #    endif
 424 #  else//!Unicode
 425
 426 #    include <ctype.h>
 427 #    include <string.h>
 428
 429     typedef char            wxChar;
 430     typedef signed char     wxSChar;
 431     typedef unsigned char   wxUChar;
 432
 433 #   if defined(__FreeBSD__) || defined(__DARWIN__)
 434 #     undef _T
 435 #   endif
 436
 437 #   if !defined(__MINGW32__) || !defined(_T)
 438 #     define _T(x)           x
 439 #   endif
 440
 441      // ctype.h functions
 442 #   define  wxIsalnum   isalnum
 443 #   define  wxIsalpha   isalpha
 444 #   define  wxIsctrl    isctrl
 445 #   define  wxIsdigit   isdigit
 446 #   define  wxIsgraph   isgraph
 447 #   define  wxIslower   islower
 448 #   define  wxIsprint   isprint
 449 #   define  wxIspunct   ispunct
 450 #   define  wxIsspace   isspace
 451 #   define  wxIsupper   isupper
 452 #   define  wxIsxdigit  isxdigit
 453 #   define  wxTolower   tolower
 454 #   define  wxToupper   toupper
 455
 456     // locale.h functons
 457 #   define  wxSetlocale setlocale
 458
 459     // string.h functions
 460     // #define  wxStricmp   strcasecmp
 461     // wxStricmp is defined below!!
 462
 463     #ifdef HAVE_STRTOK_R
 464         #define  wxStrtok(str, sep, last)    strtok_r(str, sep, last)
 465     #else
 466         #define  wxStrtok(str, sep, last)    strtok(str, sep)
 467     #endif
 468
 469      // leave the rest to defaults below
 470 #   define wxNEED_WX_STRING_H
 471 #   define wxNEED_WX_STDIO_H
 472 #   define wxNEED_WX_STDLIB_H
 473 #   define wxNEED_WX_TIME_H
 474
 475 #  endif//Unicode
 476 #endif//TCHAR-aware compilers
 477
 478 // define wxStricmp for various compilers without Unicode possibilities
 479 #if !defined(wxStricmp) && !wxUSE_UNICODE
 480 #  if defined(__BORLANDC__) || defined(__WATCOMC__) || defined(__SALFORDC__) || defined(__VISAGECPP__) || defined(__EMX__) || defined(__DJGPP__)
 481 #    define wxStricmp stricmp
 482 #    define wxStrnicmp strnicmp
 483 #  elif defined(__SC__) || defined(__VISUALC__) || (defined(__MWERKS__) && defined(__INTEL__))
 484 #    define wxStricmp _stricmp
 485 #    define wxStrnicmp _strnicmp
 486 #  elif defined(__UNIX__) || defined(__GNUWIN32__)
 487 #    define wxStricmp strcasecmp
 488 #    define wxStrnicmp strncasecmp
 489 #  elif defined(__MWERKS__) && !defined(__INTEL__)
 490      // use wxWindows' implementation
 491 #  else
 492      // if you leave wxStricmp undefined, wxWindows' implementation will be used
 493 #    error  "Please define string case-insensitive compare for your OS/compiler"
 494 #  endif
 495 #endif
 496
 497 // if we need to define for standard headers, and we're not using Unicode,
 498 // just define to standard C library routines
 499 #if !wxUSE_UNICODE
 500 #  ifdef wxNEED_WX_STRING_H
 501 #    define  wxStrcat    strcat
 502 #    define  wxStrchr    strchr
 503 #    define  wxStrcmp    strcmp
 504 #    define  wxStrcoll   strcoll
 505 #    define  wxStrcpy    strcpy
 506 #    define  wxStrcspn   strcspn
 507 #if !defined(__MWERKS__) || !defined(__WXMAC__)
 508 #    define  wxStrdup    strdup
 509 #endif
 510 #    define  wxStrlen_   strlen // used in wxStrlen inline function
 511 #    define  wxStrncat   strncat
 512 #    define  wxStrncmp   strncmp
 513 #    define  wxStrncpy   strncpy
 514 #    define  wxStrpbrk   strpbrk
 515 #    define  wxStrrchr   strrchr
 516 #    define  wxStrspn    strspn
 517 #    define  wxStrstr    strstr
 518 #    define  wxStrtod    strtod
 519 #    define  wxStrtol    strtol
 520 #    define  wxStrtoul   strtoul
 521 #    define  wxStrxfrm   strxfrm
 522 #    undef wxNEED_WX_STRING_H
 523 #  endif
 524
 525 #  ifdef wxNEED_WX_STDIO_H
 526 #    define  wxFopen     fopen
 527 #    define  wxFreopen   freopen
 528 #    define  wxPerror    perror
 529 #    define  wxRemove    remove
 530 #    define  wxRename    rename
 531 #    define  wxTmpnam    tmpnam
 532
 533 #    define  wxFgetc     fgetc
 534 #    define  wxFgetchar  fgetchar
 535 #    define  wxFgets     fgets
 536 #    define  wxFputc     fputc
 537 #    define  wxFputchar  fputchar
 538 #    define  wxFprintf   fprintf
 539 #    define  wxFscanf    fscanf
 540 #    define  wxGetc      getc
 541 #    define  wxGetchar   getchar
 542 #    define  wxGets      gets
 543 #    define  wxPrintf    printf
 544 #    define  wxPutc      putc
 545 #    define  wxPutchar   putchar
 546 #    define  wxPuts      puts
 547 #    define  wxScanf     scanf
 548 #    define  wxSprintf   sprintf
 549 #    define  wxSscanf    sscanf
 550 #    define  wxUngetc    ungetc
 551 #    define  wxVfprint   vfprintf
 552 #    define  wxVprintf   vprintf
 553 #    define  wxVsscanf   vsscanf
 554 #    define  wxVsprintf  vsprintf
 555 #    undef wxNEED_WX_STDIO_H
 556 #  endif
 557
 558
 559 #  ifdef wxNEED_WX_STDLIB_H
 560 #    define  wxAtof      atof
 561 #    define  wxAtoi      atoi
 562 #    define  wxAtol      atol
 563 #    define  wxGetenv    getenv
 564 #    define  wxSystem    system
 565 #    undef wxNEED_WX_STDLIB_H
 566 #  endif
 567
 568 #  ifdef wxNEED_WX_TIME_H
 569 #    define  wxAsctime   asctime
 570 #    define  wxCtime     ctime
 571 #    define  wxStrftime  strftime
 572 #    undef wxNEED_WX_TIME_H
 573 #  endif
 574 #endif //!Unicode
 575
 576 // checks whether the passed in pointer is NULL and if the string is empty
 577 inline bool wxIsEmpty(const wxChar *p) { return !p || !*p; }
 578
 579 #ifndef wxNEED_WX_STRING_H
 580 // safe version of strlen() (returns 0 if passed NULL pointer)
 581 inline size_t wxStrlen(const wxChar *psz)
 582    { return psz ? wxStrlen_(psz) : 0; }
 583 #endif
 584
 585 #if wxUSE_WCHAR_T
 586 // multibyte<->widechar conversion
 587 WXDLLEXPORT size_t wxMB2WC(wchar_t *buf, const char *psz, size_t n);
 588 WXDLLEXPORT size_t wxWC2MB(char *buf, const wchar_t *psz, size_t n);
 589 #  if wxUSE_UNICODE
 590 #    define wxMB2WX wxMB2WC
 591 #    define wxWX2MB wxWC2MB
 592 #    define wxWC2WX wxStrncpy
 593 #    define wxWX2WC wxStrncpy
 594 #  else
 595 #    define wxMB2WX wxStrncpy
 596 #    define wxWX2MB wxStrncpy
 597 #    define wxWC2WX wxWC2MB
 598 #    define wxWX2WC wxMB2WC
 599 #  endif
 600 #else
 601 // No wxUSE_WCHAR_T: we have to do something (JACS)
 602 #  define wxMB2WC wxStrncpy
 603 #  define wxWC2MB wxStrncpy
 604 #  define wxMB2WX wxStrncpy
 605 #  define wxWX2MB wxStrncpy
 606 #  define wxWC2WX wxWC2MB
 607 #  define wxWX2WC wxMB2WC
 608 #endif
 609
 610 WXDLLEXPORT bool wxOKlibc(); // for internal use
 611
 612 // if libc versions are not available, use replacements defined in wxchar.cpp
 613 #ifndef wxStrdup
 614 WXDLLEXPORT wxChar * wxStrdup(const wxChar *psz);
 615 #endif
 616
 617 #ifndef wxStricmp
 618 WXDLLEXPORT int      wxStricmp(const wxChar *psz1, const wxChar *psz2);
 619 #endif
 620
 621 #ifndef wxStrnicmp
 622 WXDLLEXPORT int      wxStrnicmp(const wxChar *psz1, const wxChar *psz2, size_t len);
 623 #endif
 624
 625 #ifndef wxStrtok
 626 WXDLLEXPORT wxChar * wxStrtok(wxChar *psz, const wxChar *delim, wxChar **save_ptr);
 627 #endif
 628
 629 #ifndef wxSetlocale
 630 class wxWCharBuffer;
 631 WXDLLEXPORT wxWCharBuffer wxSetlocale(int category, const wxChar *locale);
 632 #endif
 633
 634 #ifdef wxNEED_WX_CTYPE_H
 635 WXDLLEXPORT int wxIsalnum(wxChar ch);
 636 WXDLLEXPORT int wxIsalpha(wxChar ch);
 637 WXDLLEXPORT int wxIsctrl(wxChar ch);
 638 WXDLLEXPORT int wxIsdigit(wxChar ch);
 639 WXDLLEXPORT int wxIsgraph(wxChar ch);
 640 WXDLLEXPORT int wxIslower(wxChar ch);
 641 WXDLLEXPORT int wxIsprint(wxChar ch);
 642 WXDLLEXPORT int wxIspunct(wxChar ch);
 643 WXDLLEXPORT int wxIsspace(wxChar ch);
 644 WXDLLEXPORT int wxIsupper(wxChar ch);
 645 WXDLLEXPORT int wxIsxdigit(wxChar ch);
 646 WXDLLEXPORT int wxTolower(wxChar ch);
 647 WXDLLEXPORT int wxToupper(wxChar ch);
 648 #endif
 649
 650 #ifdef wxNEED_WX_STRING_H
 651 WXDLLEXPORT wxChar * wxStrcat(wxChar *dest, const wxChar *src);
 652 WXDLLEXPORT const wxChar * wxStrchr(const wxChar *s, wxChar c);
 653 WXDLLEXPORT wxChar * wxStrchr(wxChar *s, wxChar c)
 654     { return (wxChar *)wxStrchr((const wxChar *)s, c); }
 655 WXDLLEXPORT int      wxStrcmp(const wxChar *s1, const wxChar *s2);
 656 WXDLLEXPORT int      wxStrcoll(const wxChar *s1, const wxChar *s2);
 657 WXDLLEXPORT wxChar * wxStrcpy(wxChar *dest, const wxChar *src);
 658 WXDLLEXPORT size_t   wxStrcspn(const wxChar *s, const wxChar *reject);
 659 WXDLLEXPORT size_t   wxStrlen(const wxChar *s);
 660 WXDLLEXPORT wxChar * wxStrncat(wxChar *dest, const wxChar *src, size_t n);
 661 WXDLLEXPORT int      wxStrncmp(const wxChar *s1, const wxChar *s2, size_t n);
 662 WXDLLEXPORT wxChar * wxStrncpy(wxChar *dest, const wxChar *src, size_t n);
 663 WXDLLEXPORT const wxChar * wxStrpbrk(const wxChar *s, const wxChar *accept);
 664 WXDLLEXPORT wxChar * wxStrpbrk(wxChar *s, const wxChar *accept)
 665     { return (wxChar *)wxStrpbrk((const wxChar *)s, accept); }
 666 WXDLLEXPORT const wxChar * wxStrrchr(const wxChar *s, wxChar c);
 667 WXDLLEXPORT wxChar * wxStrrchr(wxChar *s, wxChar c)
 668     { return (wxChar *)wxStrrchr((const wxChar *)s, c); }
 669 WXDLLEXPORT size_t   wxStrspn(const wxChar *s, const wxChar *accept);
 670 WXDLLEXPORT const wxChar * wxStrstr(const wxChar *haystack, const wxChar *needle);
 671 WXDLLEXPORT wxChar *wxStrstr(wxChar *haystack, const wxChar *needle)
 672     { return (wxChar *)wxStrstr((const wxChar *)haystack, needle); }
 673 WXDLLEXPORT double   wxStrtod(const wxChar *nptr, wxChar **endptr);
 674 WXDLLEXPORT long int wxStrtol(const wxChar *nptr, wxChar **endptr, int base);
 675 WXDLLEXPORT unsigned long int wxStrtoul(const wxChar *nptr, wxChar **endptr, int base);
 676 WXDLLEXPORT size_t   wxStrxfrm(wxChar *dest, const wxChar *src, size_t n);
 677 #endif
 678
 679 #ifdef wxNEED_WX_STDIO_H
 680 #  include <stdio.h>
 681 #  include <stdarg.h>
 682 WXDLLEXPORT FILE *   wxFopen(const wxChar *path, const wxChar *mode);
 683 WXDLLEXPORT FILE *   wxFreopen(const wxChar *path, const wxChar *mode, FILE *stream);
 684 WXDLLEXPORT int      wxRemove(const wxChar *path);
 685 WXDLLEXPORT int      wxRename(const wxChar *oldpath, const wxChar *newpath);
 686 #endif
 687
 688 #ifndef wxAtof
 689 WXDLLEXPORT double   wxAtof(const wxChar *psz);
 690 #endif
 691
 692 #ifdef wxNEED_WX_STDLIB_H
 693 WXDLLEXPORT int      wxAtoi(const wxChar *psz);
 694 WXDLLEXPORT long     wxAtol(const wxChar *psz);
 695 WXDLLEXPORT wxChar * wxGetenv(const wxChar *name);
 696 WXDLLEXPORT int      wxSystem(const wxChar *psz);
 697 #endif
 698
 699 #ifdef wxNEED_WX_TIME_H
 700 WXDLLEXPORT size_t   wxStrftime(wxChar *s, size_t max, const wxChar *fmt, const struct tm *tm);
 701 #endif
 702
 703 // under VC++ 6.0 isspace() returns 1 for 8 bit chars which completely breaks
 704 // the file parsing - this may be true for 5.0 as well, update #ifdef then
 705 #if defined(__VISUALC__) && (__VISUALC__ >= 1200) && !wxUSE_UNICODE
 706     #undef wxIsspace
 707     #define wxIsspace(c) ((((unsigned)c) < 128) && isspace(c))
 708 #endif // VC++
 709
 710 // ----------------------------------------------------------------------------
 711 // common macros which are always defined
 712 // ----------------------------------------------------------------------------
 713
 714 // although global macros with such names are really bad, we want to have
 715 // another name for _T() which should be used to avoid confusion between _T()
 716 // and _() in wxWindows sources
 717 #define wxT(x)       _T(x)
 718
 719 // Unicode-friendly __FILE__, __DATE__ and __TIME__ analogs
 720 #ifndef __TFILE__
 721     #define __XFILE__(x) wxT(x)
 722     #define __TFILE__ __XFILE__(__FILE__)
 723 #endif
 724
 725 #ifndef __TDATE__
 726     #define __XDATE__(x) wxT(x)
 727     #define __TDATE__ __XDATE__(__DATE__)
 728 #endif
 729
 730 #ifndef __TTIME__
 731     #define __XTIME__(x) wxT(x)
 732     #define __TTIME__ __XTIME__(__TIME__)
 733 #endif
 734
 735 #endif
 736   //_WX_WXCHAR_H_
 737