include/wx/wxchar.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/wxchar.h
   3 // Purpose:     Declarations common to wx char/wchar_t usage (wide chars)
   4 // Author:      Joel Farley, Ove Kåven
   5 // Modified by: Vadim Zeitlin, Robert Roebling
   6 // Created:     1998/06/12
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 1998-2002 wxWindows dev team
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_WXCHAR_H_
  13 #define _WX_WXCHAR_H_
  14
  15 #if defined(__GNUG__) && !defined(__APPLE__)
  16     #pragma interface "wxchar.h"
  17 #endif
  18
  19 // ----------------------------------------------------------------------------
  20 // first deal with Unicode setting: wxUSE_UNICODE should be defined as 0 or 1
  21 // and is used by wxWindows, _UNICODE and/or UNICODE may be defined or used by
  22 // the system headers so bring these settings in sync
  23 // ----------------------------------------------------------------------------
  24
  25 // set wxUSE_UNICODE to 1 if UNICODE or _UNICODE is defined
  26 #if defined(_UNICODE) || defined(UNICODE)
  27     #undef wxUSE_UNICODE
  28     #define wxUSE_UNICODE 1
  29 #else
  30     #ifndef wxUSE_UNICODE
  31         #define wxUSE_UNICODE 0
  32     #endif
  33 #endif // Unicode
  34
  35 // and vice versa: define UNICODE and _UNICODE if wxUSE_UNICODE is 1...
  36 #if wxUSE_UNICODE
  37     #ifndef _UNICODE
  38         #define _UNICODE
  39     #endif
  40     #ifndef UNICODE
  41         #define UNICODE
  42     #endif
  43 #endif // Unicode
  44
  45 // check whether we have wchar_t
  46 #if !defined(wxUSE_WCHAR_T)
  47     #if defined(__WIN16__)
  48         // no wchar_t under Win16 regadrless of compiler used
  49         #define wxUSE_WCHAR_T 0
  50     #elif defined(__UNIX__)
  51         #if defined(HAVE_WCSTR_H) || defined(HAVE_WCHAR_H) || defined(__FreeBSD__) || defined(__DARWIN__)
  52             #define wxUSE_WCHAR_T 1
  53         #else
  54             #define wxUSE_WCHAR_T 0
  55         #endif
  56     #elif defined(__GNUWIN32__) && !defined(__MINGW32__)
  57         #define wxUSE_WCHAR_T 0
  58     #elif defined(__WATCOMC__)
  59         #define wxUSE_WCHAR_T 0
  60     #elif defined(__VISAGECPP__) && (__IBMCPP__ < 400)
  61         #define wxUSE_WCHAR_T 0
  62     #else
  63         // add additional compiler checks if this fails
  64         #define wxUSE_WCHAR_T 1
  65     #endif
  66 #endif // !defined(wxUSE_WCHAR_T)
  67
  68 // Unicode support requires wchar_t
  69 #if wxUSE_UNICODE && !wxUSE_WCHAR_T
  70     #error "wchar_t must be available in Unicode build"
  71 #endif // Unicode
  72
  73 // ----------------------------------------------------------------------------
  74 // standard headers we need here
  75 //
  76 // NB: don't include any wxWindows headers here because almost of them include
  77 //     this one!
  78 // ----------------------------------------------------------------------------
  79
  80 // Required for wxPrintf() etc
  81 #include <stdarg.h>
  82
  83 // Almost all compiler have strdup(), but not quite all: CodeWarrior under Mac
  84 // and VC++ for Windows CE don't provide it
  85 #if !(defined(__MWERKS__) && defined(__WXMAC__)) && !defined(__WXWINCE__)
  86     // use #define, not inline wrapper, as it is tested with #ifndef below
  87     #define wxStrdupA strdup
  88 #endif
  89
  90 // non Unix compilers which do have wchar.h (but not tchar.h which is included
  91 // below and which includes wchar.h anyhow).
  92 // Actually MinGW has tchar.h, but it does not include wchar.h
  93 #if defined(__MWERKS__) || defined(__VISAGECPP__) || defined(__MINGW32__)
  94     #ifndef HAVE_WCHAR_H
  95         #define HAVE_WCHAR_H
  96     #endif
  97 #endif
  98
  99 #if wxUSE_WCHAR_T
 100     #ifdef HAVE_WCHAR_H
 101         // the current (as of Nov 2002) version of cygwin has a bug in its
 102         // wchar.h -- there is no extern "C" around the declarations in it and
 103         // this results in linking errors later; also, at least on some
 104         // Cygwin versions, wchar.h requires sys/types.h
 105         #ifdef __CYGWIN__
 106             #include <sys/types.h>
 107             extern "C" {
 108         #endif // Cygwin
 109                 #include <wchar.h>
 110         #ifdef __CYGWIN__
 111             }
 112         #endif // Cygwin
 113     #elif defined(HAVE_WCSTR_H)
 114         // old compilers have relevant declarations here
 115         #include <wcstr.h>
 116     #elif defined(__FreeBSD__) || defined(__DARWIN__) || defined(__EMX__)
 117         // include stdlib.h for wchar_t
 118         #include <stdlib.h>
 119     #endif // HAVE_WCHAR_H
 120 #endif // wxUSE_WCHAR_T
 121
 122 // ----------------------------------------------------------------------------
 123 // define wxHAVE_TCHAR_SUPPORT for the compilers which support the TCHAR type
 124 // mapped to either char or wchar_t depending on the ASCII/Unicode mode and have
 125 // the function mapping _tfoo() -> foo() or wfoo()
 126 // ----------------------------------------------------------------------------
 127
 128 // VC++ and BC++ starting with 5.2 have TCHAR support
 129 #ifdef __VISUALC__
 130     #define wxHAVE_TCHAR_SUPPORT
 131 #elif defined(__BORLANDC__) && (__BORLANDC__ >= 0x520)
 132     #define wxHAVE_TCHAR_SUPPORT
 133     #include <ctype.h>
 134 #elif defined(__MINGW32__) && wxCHECK_W32API_VERSION( 1, 0 )
 135     #define wxHAVE_TCHAR_SUPPORT
 136     #include <stddef.h>
 137     #include <string.h>
 138     #include <ctype.h>
 139 #elif 0 && defined(__VISAGECPP__) && (__IBMCPP__ >= 400)
 140     // VZ: the old VisualAge definitions were completely wrong and had no
 141     //     chance at all to work in Unicode build anyhow so let's pretend that
 142     //     VisualAge does _not_ support TCHAR for the moment (as indicated by
 143     //     "0 &&" above) until someone really has time to delve into Unicode
 144     //     issues under OS/2
 145
 146     // VisualAge 4.0+ supports TCHAR
 147     #define wxHAVE_TCHAR_SUPPORT
 148 #endif // compilers with (good) TCHAR support
 149
 150 #ifdef __MWERKS__
 151     #define HAVE_WPRINTF
 152 #endif
 153
 154 #ifdef wxHAVE_TCHAR_SUPPORT
 155     // get TCHAR definition if we've got it
 156     #include <tchar.h>
 157
 158     // we surely do have wchar_t if we have TCHAR
 159     #ifndef wxUSE_WCHAR_T
 160         #define wxUSE_WCHAR_T 1
 161     #endif // !defined(wxUSE_WCHAR_T)
 162
 163     // and we also do have wcslen()
 164     #ifndef HAVE_WCSLEN
 165         #define HAVE_WCSLEN
 166     #endif
 167 #endif // wxHAVE_TCHAR_SUPPORT
 168
 169 // ----------------------------------------------------------------------------
 170 // define wxChar type
 171 // ----------------------------------------------------------------------------
 172
 173 // TODO: define wxCharInt to be equal to either int or wint_t?
 174
 175 #if !wxUSE_UNICODE
 176     typedef char wxChar;
 177     typedef signed char wxSChar;
 178     typedef unsigned char wxUChar;
 179 #else // Unicode
 180     // VZ: note that VC++ defines _T[SU]CHAR simply as wchar_t and not as
 181     //     signed/unsigned version of it which (a) makes sense to me (unlike
 182     //     char wchar_t is always unsigned) and (b) was how the previous
 183     //     definitions worked so keep it like this
 184
 185     // GNU libc has __WCHAR_TYPE__ which requires special treatment, see
 186     // comment below
 187     #if !defined(__WCHAR_TYPE__) || \
 188         (!defined(__GNUC__) || wxCHECK_GCC_VERSION(2, 96))
 189         // standard case
 190         typedef wchar_t wxChar;
 191         typedef wchar_t wxSChar;
 192         typedef wchar_t wxUChar;
 193     #else // __WCHAR_TYPE__ and gcc < 2.96
 194         // VS: wxWindows used to define wxChar as __WCHAR_TYPE__ here. However,
 195         //     this doesn't work with new GCC 3.x compilers because wchar_t is
 196         //     C++'s builtin type in the new standard. OTOH, old compilers (GCC
 197         //     2.x) won't accept new definition of wx{S,U}Char, therefore we
 198         //     have to define wxChar conditionally depending on detected
 199         //     compiler & compiler version.
 200         //     with old definition of wxChar.
 201         typedef __WCHAR_TYPE__ wxChar;
 202         typedef __WCHAR_TYPE__ wxSChar;
 203         typedef __WCHAR_TYPE__ wxUChar;
 204     #endif // __WCHAR_TYPE__
 205 #endif // ASCII/Unicode
 206
 207 // ----------------------------------------------------------------------------
 208 // define _T() and related macros
 209 // ----------------------------------------------------------------------------
 210
 211 // BSD systems define _T() to be something different in ctype.h, override it
 212 #if defined(__FreeBSD__) || defined(__DARWIN__)
 213     #include <ctype.h>
 214     #undef _T
 215 #endif
 216
 217 // could already be defined by tchar.h (it's quasi standard)
 218 #ifndef _T
 219     #if !wxUSE_UNICODE
 220         #define _T(x) x
 221     #else // Unicode
 222         #define _T(x) L ## x
 223     #endif // ASCII/Unicode
 224 #endif // !defined(_T)
 225
 226 // although global macros with such names are normally bad, we want to have
 227 // another name for _T() which should be used to avoid confusion between _T()
 228 // and _() in wxWindows sources
 229 #define wxT(x)       _T(x)
 230
 231 // Unicode-friendly __FILE__, __DATE__ and __TIME__ analogs
 232 #ifndef __TFILE__
 233     #define __XFILE__(x) wxT(x)
 234     #define __TFILE__ __XFILE__(__FILE__)
 235 #endif
 236
 237 #ifndef __TDATE__
 238     #define __XDATE__(x) wxT(x)
 239     #define __TDATE__ __XDATE__(__DATE__)
 240 #endif
 241
 242 #ifndef __TTIME__
 243     #define __XTIME__(x) wxT(x)
 244     #define __TTIME__ __XTIME__(__TIME__)
 245 #endif
 246
 247 // ----------------------------------------------------------------------------
 248 // define wxFoo() function for each standard foo() function whose signature
 249 // (exceptionally including the return type) includes any mention of char:
 250 // wxFoo() is going to be a Unicode-friendly version of foo(), i.e. will have
 251 // the same signature but with char replaced by wxChar which allows us to use
 252 // it in Unicode build as well
 253 // ----------------------------------------------------------------------------
 254
 255 #ifdef wxHAVE_TCHAR_SUPPORT
 256     #include <ctype.h>
 257
 258     // ctype.h functions
 259     #define  wxIsalnum   _istalnum
 260     #define  wxIsalpha   _istalpha
 261     #define  wxIsctrl    _istctrl
 262     #define  wxIsdigit   _istdigit
 263     #define  wxIsgraph   _istgraph
 264     #define  wxIslower   _istlower
 265     #define  wxIsprint   _istprint
 266     #define  wxIspunct   _istpunct
 267     #define  wxIsspace   _istspace
 268     #define  wxIsupper   _istupper
 269     #define  wxIsxdigit  _istxdigit
 270     #define  wxTolower   _totlower
 271     #define  wxToupper   _totupper
 272
 273     // locale.h functons
 274     #define  wxSetlocale _tsetlocale
 275
 276     // string.h functions
 277     #define  wxStrcat    _tcscat
 278     #define  wxStrchr    _tcschr
 279     #define  wxStrcmp    _tcscmp
 280     #define  wxStrcoll   _tcscoll
 281     #define  wxStrcpy    _tcscpy
 282     #define  wxStrcspn   _tcscspn
 283     #define  wxStrdupW   _wcsdup        // notice the 'W'!
 284     #define  wxStrftime  _tcsftime
 285     #define  wxStricmp   _tcsicmp
 286     #define  wxStrnicmp  _tcsnicmp
 287     #define  wxStrlen_   _tcslen        // used in wxStrlen inline function
 288     #define  wxStrncat   _tcsncat
 289     #define  wxStrncmp   _tcsncmp
 290     #define  wxStrncpy   _tcsncpy
 291     #define  wxStrpbrk   _tcspbrk
 292     #define  wxStrrchr   _tcsrchr
 293     #define  wxStrspn    _tcsspn
 294     #define  wxStrstr    _tcsstr
 295     #define  wxStrtod    _tcstod
 296     #define  wxStrtol    _tcstol
 297     #define  wxStrtoul   _tcstoul
 298     #define  wxStrxfrm   _tcsxfrm
 299
 300     // stdio.h functions
 301     #define  wxFgetc     _fgettc
 302     #define  wxFgetchar  _fgettchar
 303     #define  wxFgets     _fgetts
 304     #define  wxFopen     _tfopen
 305     #define  wxFputc     _fputtc
 306     #define  wxFputchar  _fputtchar
 307     #define  wxFprintf   _ftprintf
 308     #define  wxFputs     _fputts
 309     #define  wxFreopen   _tfreopen
 310     #define  wxFscanf    _ftscanf
 311     #define  wxGetc      _gettc
 312     #define  wxGetchar   _gettchar
 313     #define  wxGets      _getts
 314     #define  wxPerror    _tperror
 315     #define  wxPrintf    _tprintf
 316     #define  wxPutc      _puttc
 317     #define  wxPutchar   _puttchar
 318     #define  wxPuts      _putts
 319     #define  wxScanf     _tscanf
 320     #define  wxSprintf   _stprintf
 321     #define  wxSscanf    _stscanf
 322     #define  wxTmpnam    _ttmpnam
 323     #define  wxUngetc    _tungetc
 324     #define  wxVfprintf  _vftprintf
 325     #define  wxVprintf   _vtprintf
 326     #define  wxVsscanf   _vstscanf
 327     #define  wxVsprintf  _vstprintf
 328
 329     // special case: not all TCHAR-aware compilers have those
 330     #if defined(__VISUALC__) || \
 331             (defined(__BORLANDC__) && __BORLANDC__ >= 0x540)
 332         #define wxVsnprintf_    _vsntprintf
 333         #define wxSnprintf_     _sntprintf
 334     #endif
 335
 336     // special case: these functions are missing under Win9x with Unicows so we
 337     // have to implement them ourselves
 338     #if wxUSE_UNICODE_MSLU
 339         #define  wxRemove    wxMSLU__tremove
 340         #define  wxRename    wxMSLU__trename
 341     #else
 342         #define  wxRemove    _tremove
 343         #define  wxRename    _trename
 344     #endif
 345
 346     // stdlib.h functions
 347     #define  wxAtoi      _ttoi
 348     #define  wxAtol      _ttol
 349     // #define  wxAtof   _tttof -- notice that there is no such thing (why?)
 350     #define  wxGetenv    _tgetenv
 351     #define  wxSystem    _tsystem
 352
 353     // time.h functions
 354     #define  wxAsctime   _tasctime
 355     #define  wxCtime     _tctime
 356 #else // !TCHAR-aware compilers
 357     #if wxUSE_UNICODE
 358         #include <wctype.h>
 359
 360         // this is probably glibc-specific
 361         #if defined(__WCHAR_TYPE__)
 362             // ctype.h functions (wctype.h)
 363             #define  wxIsalnum   iswalnum
 364             #define  wxIsalpha   iswalpha
 365             #define  wxIsctrl    iswcntrl
 366             #define  wxIsdigit   iswdigit
 367             #define  wxIsgraph   iswgraph
 368             #define  wxIslower   iswlower
 369             #define  wxIsprint   iswprint
 370             #define  wxIspunct   iswpunct
 371             #define  wxIsspace   iswspace
 372             #define  wxIsupper   iswupper
 373             #define  wxIsxdigit  iswxdigit
 374
 375             #if defined(__GLIBC__) && (__GLIBC__ == 2) && (__GLIBC_MINOR__ == 0)
 376                 // /usr/include/wctype.h incorrectly declares translations
 377                 // tables which provokes tons of compile-time warnings -- try
 378                 // to correct this
 379                 #define  wxTolower(wc)   towctrans((wc), (wctrans_t)__ctype_tolower)
 380                 #define  wxToupper(wc)   towctrans((wc), (wctrans_t)__ctype_toupper)
 381             #else // !glibc 2.0
 382                 #define  wxTolower   towlower
 383                 #define  wxToupper   towupper
 384             #endif // gcc/!gcc
 385
 386             // string.h functions (wchar.h)
 387             #define  wxStrcat    wcscat
 388             #define  wxStrchr    wcschr
 389             #define  wxStrcmp    wcscmp
 390             #define  wxStrcoll   wcscoll
 391             #define  wxStrcpy    wcscpy
 392             #define  wxStrcspn   wcscspn
 393             #define  wxStrlen_   wxWcslen // wxStrlen_() is used in wxStrlen()
 394             #define  wxStrncat   wcsncat
 395             #define  wxStrncmp   wcsncmp
 396             #define  wxStrncpy   wcsncpy
 397             #define  wxStrpbrk   wcspbrk
 398             #define  wxStrrchr   wcsrchr
 399             #define  wxStrspn    wcsspn
 400             #define  wxStrstr    wcsstr
 401             #define  wxStrtod    wcstod
 402             #define  wxStrtol    wcstol
 403             #define  wxStrtoul   wcstoul
 404             #define  wxStrxfrm   wcsxfrm
 405
 406             #define  wxFgetc     fgetwc
 407             #define  wxFgetchar  fgetwchar
 408             #define  wxFgets     fgetws
 409             #define  wxFputc     fputwc
 410             #define  wxFputchar  fputwchar
 411             #define  wxGetc      getwc
 412             #define  wxGetchar   getwchar
 413             #define  wxGets      getws
 414             #define  wxUngetc    ungetwc
 415
 416             #ifdef HAVE_FPUTWC
 417                 #define  wxPutc      wputc
 418                 #define  wxPutchar   wputchar
 419                 #define  wxPuts      putws
 420                 #define  wxFputs     fputws
 421             #else
 422                 #define wxNEED_FPUTWC
 423
 424                 #include <stdio.h>
 425
 426                 int wxFputs(const wxChar *ch, FILE *stream);
 427                 int wxPutc(wxChar ch, FILE *stream);
 428
 429                 #define wxPuts(ws) wxFputs(ws, stdout)
 430                 #define wxPutchar(wch) wxPutc(wch, stdout)
 431             #endif
 432
 433             // we need %s to %ls conversion for printf and scanf etc
 434             #define wxNEED_PRINTF_CONVERSION
 435
 436             // glibc doesn't have wide char equivalents of the other stuff so
 437             // use our own versions
 438             #define wxNEED_WX_STDIO_H
 439             #define wxNEED_WX_STDLIB_H
 440             #define wxNEED_WX_TIME_H
 441         #elif defined(__MWERKS__) && ( defined(macintosh) || defined(__MACH__) )
 442             // ctype.h functions (wctype.h)
 443             #define  wxIsalnum   iswalnum
 444             #define  wxIsalpha   iswalpha
 445             #define  wxIsctrl    iswcntrl
 446             #define  wxIsdigit   iswdigit
 447             #define  wxIsgraph   iswgraph
 448             #define  wxIslower   iswlower
 449             #define  wxIsprint   iswprint
 450             #define  wxIspunct   iswpunct
 451             #define  wxIsspace   iswspace
 452             #define  wxIsupper   iswupper
 453             #define  wxIsxdigit  iswxdigit
 454             #define  wxTolower   towlower
 455             #define  wxToupper   towupper
 456
 457             // string.h functions (wchar.h)
 458             #define  wxStrcat    wcscat
 459             #define  wxStrchr    wcschr
 460             #define  wxStrcmp    wcscmp
 461             #define  wxStrcoll   wcscoll
 462             #define  wxStrcpy    wcscpy
 463             #define  wxStrcspn   wcscspn
 464             #define  wxStrlen_   wxWcslen // wxStrlen_() is used in wxStrlen()
 465             #define  wxStrncat   wcsncat
 466             #define  wxStrncmp   wcsncmp
 467             #define  wxStrncpy   wcsncpy
 468             #define  wxStrpbrk   wcspbrk
 469             #define  wxStrrchr   wcsrchr
 470             #define  wxStrspn    wcsspn
 471             #define  wxStrstr    wcsstr
 472             #define  wxStrtod    wcstod
 473             #define  wxStrtol    wcstol
 474             #define  wxStrtoul   wcstoul
 475             #define  wxStrxfrm   wcsxfrm
 476
 477             #define  wxFgetc     fgetwc
 478             #define  wxFgetchar  fgetwchar
 479             #define  wxFgets     fgetws
 480             #define  wxFputc     fputwc
 481             #define  wxFputchar  fputwchar
 482             #define  wxGetc      getwc
 483             #define  wxGetchar   getwchar
 484             #define  wxGets      getws
 485             #define  wxUngetc    ungetwc
 486
 487             #define wxNEED_PRINTF_CONVERSION
 488
 489             #define  wxPutc      putwc
 490             #define  wxPutchar   putwchar
 491             #define  wxFputs     fputws
 492
 493             // stdio.h functions
 494
 495              #define wxNEED_WX_STDIO_H
 496
 497             // stdlib.h functions
 498             #define  wxAtof      watof
 499             #define  wxAtoi      watoi
 500             #define  wxAtol      watol
 501             #define  wxGetenv(a)    ((wxChar*)NULL)
 502             #define  wxSystem(a)    ((int)NULL)
 503
 504             // time.h functions
 505             #define  wxAsctime   wasciitime
 506             #define  wxCtime     wctime
 507             #define  wxStrftime  wcsftime
 508
 509             /*
 510             #define wxNEED_FPUTWC
 511
 512             #include <stdio.h>
 513
 514             int wxFputs(const wxChar *ch, FILE *stream);
 515             int wxPutc(wxChar ch, FILE *stream);
 516
 517             #define wxPuts(ws) wxFputs(ws, stdout)
 518             #define wxPutchar(wch) wxPutc(wch, stdout)
 519
 520             // we need %s to %ls conversion for printf and scanf etc
 521             #define wxNEED_PRINTF_CONVERSION
 522             // glibc doesn't have wide char equivalents of the other stuff so
 523             // use our own versions
 524             #define wxNEED_WX_STDIO_H
 525             #define wxNEED_WX_STDLIB_H
 526             #define wxNEED_WX_TIME_H
 527             */
 528         #else // !metrowerks for apple
 529             #error  "Please define wide character functions for your environment"
 530         #endif
 531     #else // ASCII
 532         #include <ctype.h>
 533         #include <string.h>
 534
 535         // ctype.h functions
 536         #define  wxIsalnum   isalnum
 537         #define  wxIsalpha   isalpha
 538         #define  wxIsctrl    isctrl
 539         #define  wxIsdigit   isdigit
 540         #define  wxIsgraph   isgraph
 541         #define  wxIslower   islower
 542         #define  wxIsprint   isprint
 543         #define  wxIspunct   ispunct
 544         #define  wxIsspace   isspace
 545         #define  wxIsupper   isupper
 546         #define  wxIsxdigit  isxdigit
 547         #define  wxTolower   tolower
 548         #define  wxToupper   toupper
 549
 550          // locale.h functons
 551         #define  wxSetlocale setlocale
 552
 553          // string.h functions
 554         #define  wxStrcat    strcat
 555         #define  wxStrchr    strchr
 556         #define  wxStrcmp    strcmp
 557         #define  wxStrcoll   strcoll
 558         #define  wxStrcpy    strcpy
 559         #define  wxStrcspn   strcspn
 560
 561         // wxStricmp and wxStrnicmp are defined below
 562         #define  wxStrlen_   strlen // used in wxStrlen inline function
 563         #define  wxStrncat   strncat
 564         #define  wxStrncmp   strncmp
 565         #define  wxStrncpy   strncpy
 566         #define  wxStrpbrk   strpbrk
 567         #define  wxStrrchr   strrchr
 568         #define  wxStrspn    strspn
 569         #define  wxStrstr    strstr
 570         #define  wxStrtod    strtod
 571         #ifdef HAVE_STRTOK_R
 572             #define  wxStrtok(str, sep, last)    strtok_r(str, sep, last)
 573         #endif
 574         #define  wxStrtol    strtol
 575         #define  wxStrtoul   strtoul
 576         #define  wxStrxfrm   strxfrm
 577
 578         // stdio.h functions
 579         #define  wxFopen     fopen
 580         #define  wxFreopen   freopen
 581         #define  wxPerror    perror
 582         #define  wxRemove    remove
 583         #define  wxRename    rename
 584         #define  wxTmpnam    tmpnam
 585
 586         #define  wxFgetc     fgetc
 587         #define  wxFgetchar  fgetchar
 588         #define  wxFgets     fgets
 589         #define  wxFputc     fputc
 590         #define  wxFputchar  fputchar
 591         #define  wxFprintf   fprintf
 592         #define  wxFscanf    fscanf
 593         #define  wxGetc      getc
 594         #define  wxGetchar   getchar
 595         #define  wxGets      gets
 596         #define  wxPrintf    printf
 597         #define  wxPutc      putc
 598         #define  wxPutchar   putchar
 599         #define  wxPuts      puts
 600         #define  wxScanf     scanf
 601         #define  wxSprintf   sprintf
 602         #define  wxSscanf    sscanf
 603         #define  wxUngetc    ungetc
 604         #define  wxVfprintf  vfprintf
 605         #define  wxVprintf   vprintf
 606         #define  wxVsscanf   vsscanf
 607         #define  wxVsprintf  vsprintf
 608
 609         // stdlib.h functions
 610         #define  wxAtof      atof
 611         #define  wxAtoi      atoi
 612         #define  wxAtol      atol
 613         #define  wxGetenv    getenv
 614         #define  wxSystem    system
 615
 616         // time.h functions
 617         #define  wxAsctime   asctime
 618         #define  wxCtime     ctime
 619         #define  wxStrftime  strftime
 620     #endif // Unicode/ASCII
 621 #endif // TCHAR-aware compilers/the others
 622
 623 // ----------------------------------------------------------------------------
 624 // various special cases
 625 // ----------------------------------------------------------------------------
 626
 627 // define wxStricmp and wxStrnicmp for various compilers
 628 //
 629 // note that in Unicode mode we definitely are going to need our own version
 630 #if !defined(wxStricmp) && !wxUSE_UNICODE
 631     #if defined(__BORLANDC__) || defined(__WATCOMC__) || \
 632             defined(__SALFORDC__) || defined(__VISAGECPP__) || \
 633             defined(__EMX__) || defined(__DJGPP__)
 634         #define wxStricmp stricmp
 635         #define wxStrnicmp strnicmp
 636     #elif defined(__SC__) || defined(__VISUALC__) || \
 637             (defined(__MWERKS__) && defined(__INTEL__))
 638         #define wxStricmp _stricmp
 639         #define wxStrnicmp _strnicmp
 640     #elif defined(__UNIX__) || defined(__GNUWIN32__)
 641         #define wxStricmp strcasecmp
 642         #define wxStrnicmp strncasecmp
 643     // #else -- use wxWindows implementation
 644     #endif
 645 #endif // !defined(wxStricmp)
 646
 647 // define wxWcslen() which should be always available if wxUSE_WCHAR_T == 1 (as
 648 // it's used in wx/buffer.h -- and also might be used just below by wxStrlen()
 649 // when wxStrlen_() is #define'd as wxWcslen so do it before defining wxStrlen)
 650 #if wxUSE_WCHAR_T
 651     #ifdef HAVE_WCSLEN
 652         #define wxWcslen wcslen
 653     #else
 654         inline size_t wxWcslen(const wchar_t *s)
 655         {
 656             size_t n = 0;
 657             while ( *s++ )
 658                 n++;
 659
 660             return n;
 661         }
 662     #endif
 663 #endif // wxUSE_WCHAR_T
 664
 665 // checks whether the passed in pointer is NULL and if the string is empty
 666 inline bool wxIsEmpty(const wxChar *p) { return !p || !*p; }
 667
 668 // safe version of strlen() (returns 0 if passed NULL pointer)
 669 inline size_t wxStrlen(const wxChar *psz) { return psz ? wxStrlen_(psz) : 0; }
 670
 671 // each of strdup() and wcsdup() may or may not be available but we need both
 672 // of them anyhow for wx/buffer.h so we define the missing one(s) in
 673 // wxchar.cpp and so we should always have both wxStrdupA and wxStrdupW
 674 // defined -- if this is somehow not the case in some situations, please
 675 // correct that and not the lines here
 676 #if wxUSE_UNICODE
 677     #define wxStrdup wxStrdupW
 678 #else
 679     #define wxStrdup wxStrdupA
 680 #endif
 681
 682 WXDLLEXPORT bool wxOKlibc(); // for internal use
 683
 684 // ----------------------------------------------------------------------------
 685 // printf() family saga
 686 // ----------------------------------------------------------------------------
 687
 688 /*
 689    For some systems vsnprintf() exists in the system libraries but not in the
 690    headers, so we need to declare it ourselves to be able to use it.
 691  */
 692 #if defined(HAVE_VSNPRINTF) && !defined(HAVE_VSNPRINTF_DECL)
 693     extern "C"
 694     int vsnprintf(char *str, size_t size, const char *format, va_list ap);
 695 #endif // !HAVE_VSNPRINTF_DECL
 696
 697 /*
 698    First of all, we always want to define safe snprintf() function to be used
 699    instead of sprintf(). Some compilers already have it (or rather vsnprintf()
 700    which we really need...), otherwise we implement it using our own printf()
 701    code.
 702
 703    We define function with a trailing underscore here because the real one is a
 704    wrapper around it as explained below
 705  */
 706 #ifndef wxVsnprintf_
 707     #if wxUSE_UNICODE
 708         #if defined(__MWERKS__)
 709             #define HAVE_WCSRTOMBS 1
 710             #define HAVE_VSWPRINTF 1
 711         #endif
 712         #if defined(HAVE__VSNWPRINTF)
 713             #define wxVsnprintf_    _vsnwprintf
 714         /* MinGW?MSVCRT has the wrong vswprintf */
 715         #elif defined(HAVE_VSWPRINTF) && !defined(__MINGW32__)
 716             #define wxVsnprintf_    vswprintf
 717         #endif
 718     #else // ASCII
 719         // all versions of CodeWarrior supported by wxWindows apparently have
 720         // vsnprintf()
 721         #if defined(HAVE_VSNPRINTF) || defined(__MWERKS__)
 722             // assume we have snprintf() too if we have vsnprintf()
 723             #define wxVsnprintf_    vsnprintf
 724             #define wxSnprintf_     snprintf
 725         #endif
 726     #endif
 727 #endif // wxVsnprintf_ not defined yet
 728
 729 #ifndef wxSnprintf_
 730     // no [v]snprintf(), cook our own
 731     WXDLLEXPORT int wxSnprintf_(wxChar *buf, size_t len, const wxChar *format,
 732                                 ...) ATTRIBUTE_PRINTF_3;
 733 #endif
 734 #ifndef wxVsnprintf_
 735     WXDLLEXPORT int wxVsnprintf_(wxChar *buf, size_t len, const wxChar *format,
 736                                  va_list argptr);
 737 #endif
 738
 739 /*
 740    In Unicode mode we need to have all standard functions such as wprintf() and
 741    so on but not all systems have them so use our own implementations in this
 742    case.
 743  */
 744 #if wxUSE_UNICODE && !defined(wxHAVE_TCHAR_SUPPORT) && !defined(HAVE_WPRINTF)
 745     #define wxNEED_WPRINTF
 746 #endif
 747
 748 /*
 749    More Unicode complications: although both ANSI C and C++ define a number of
 750    wide character functions such as wprintf(), not all environments have them.
 751    Worse, those which do have different behaviours: under Windows, %s format
 752    specifier changes its meaning in Unicode build and expects a Unicode string
 753    while under Unix/POSIX it still means an ASCII string even for wprintf() and
 754    %ls has to be used for wide strings.
 755
 756    We choose to always emulate Windows behaviour as more useful for us so even
 757    if we have wprintf() we still must wrap it in a non trivial wxPrintf().
 758
 759    However, if we don't have any vswprintf() at all we don't need to redefine
 760    anything as our own wxVsnprintf_() already behaves as needed.
 761 */
 762 #ifndef wxVsnprintf_
 763     #undef wxNEED_PRINTF_CONVERSION
 764 #endif
 765
 766 #if defined(wxNEED_PRINTF_CONVERSION) || defined(wxNEED_WPRINTF)
 767     // we need to implement all wide character printf and scanf functions
 768     // either because we don't have them at all or because they don't have the
 769     // semantics we need
 770
 771     #include <stdio.h>  // for FILE
 772
 773     int wxScanf( const wxChar *format, ... ) ATTRIBUTE_PRINTF_1;
 774     int wxSscanf( const wxChar *str, const wxChar *format, ... ) ATTRIBUTE_PRINTF_2;
 775     int wxFscanf( FILE *stream, const wxChar *format, ... ) ATTRIBUTE_PRINTF_2;
 776     int wxVsscanf( const wxChar *str, const wxChar *format, va_list ap );
 777     int wxPrintf( const wxChar *format, ... ) ATTRIBUTE_PRINTF_1;
 778     int wxSprintf( wxChar *str, const wxChar *format, ... ) ATTRIBUTE_PRINTF_2;
 779     int wxFprintf( FILE *stream, const wxChar *format, ... ) ATTRIBUTE_PRINTF_2;
 780     int wxVfprintf( FILE *stream, const wxChar *format, va_list ap );
 781     int wxVprintf( const wxChar *format, va_list ap );
 782     int wxVsprintf( wxChar *str, const wxChar *format, va_list ap );
 783 #endif // wxNEED_PRINTF_CONVERSION
 784
 785 // these 2 can be simply mapped to the versions with underscore at the end
 786 // if we don't have to do the conversion
 787 #ifdef wxNEED_PRINTF_CONVERSION
 788     int wxSnprintf( wxChar *str, size_t size, const wxChar *format, ... ) ATTRIBUTE_PRINTF_3;
 789     int wxVsnprintf( wxChar *str, size_t size, const wxChar *format, va_list ap );
 790 #else
 791     #define wxSnprintf wxSnprintf_
 792     #define wxVsnprintf wxVsnprintf_
 793 #endif
 794
 795 // ----------------------------------------------------------------------------
 796 // various functions which might not be available in libc and for which we
 797 // provide our own replacements in wxchar.cpp
 798 // ----------------------------------------------------------------------------
 799
 800 // ctype.h functions
 801 //
 802 // VZ: note that this is never defined currently
 803 #ifdef wxNEED_WX_CTYPE_H
 804     WXDLLEXPORT int wxIsalnum(wxChar ch);
 805     WXDLLEXPORT int wxIsalpha(wxChar ch);
 806     WXDLLEXPORT int wxIsctrl(wxChar ch);
 807     WXDLLEXPORT int wxIsdigit(wxChar ch);
 808     WXDLLEXPORT int wxIsgraph(wxChar ch);
 809     WXDLLEXPORT int wxIslower(wxChar ch);
 810     WXDLLEXPORT int wxIsprint(wxChar ch);
 811     WXDLLEXPORT int wxIspunct(wxChar ch);
 812     WXDLLEXPORT int wxIsspace(wxChar ch);
 813     WXDLLEXPORT int wxIsupper(wxChar ch);
 814     WXDLLEXPORT int wxIsxdigit(wxChar ch);
 815     WXDLLEXPORT int wxTolower(wxChar ch);
 816     WXDLLEXPORT int wxToupper(wxChar ch);
 817 #endif // wxNEED_WX_CTYPE_H
 818
 819 // under VC++ 6.0 isspace() returns 1 for 8 bit chars which completely breaks
 820 // the file parsing -- this may be true for 5.0 as well, update #ifdef then
 821 #if defined(__VISUALC__) && (__VISUALC__ >= 1200) && !wxUSE_UNICODE
 822     #undef wxIsspace
 823     #define wxIsspace(c) ((((unsigned)c) < 128) && isspace(c))
 824 #endif // VC++
 825
 826
 827 // string.h functions
 828 //
 829 // VZ: this is never defined neither currently
 830 #ifdef wxNEED_WX_STRING_H
 831     WXDLLEXPORT wxChar * wxStrcat(wxChar *dest, const wxChar *src);
 832     WXDLLEXPORT const wxChar * wxStrchr(const wxChar *s, wxChar c);
 833     WXDLLEXPORT wxChar * wxStrchr(wxChar *s, wxChar c)
 834         { return (wxChar *)wxStrchr((const wxChar *)s, c); }
 835     WXDLLEXPORT int      wxStrcmp(const wxChar *s1, const wxChar *s2);
 836     WXDLLEXPORT int      wxStrcoll(const wxChar *s1, const wxChar *s2);
 837     WXDLLEXPORT wxChar * wxStrcpy(wxChar *dest, const wxChar *src);
 838     WXDLLEXPORT size_t   wxStrcspn(const wxChar *s, const wxChar *reject);
 839     WXDLLEXPORT size_t   wxStrlen(const wxChar *s);
 840     WXDLLEXPORT wxChar * wxStrncat(wxChar *dest, const wxChar *src, size_t n);
 841     WXDLLEXPORT int      wxStrncmp(const wxChar *s1, const wxChar *s2, size_t n);
 842     WXDLLEXPORT wxChar * wxStrncpy(wxChar *dest, const wxChar *src, size_t n);
 843     WXDLLEXPORT const wxChar * wxStrpbrk(const wxChar *s, const wxChar *accept);
 844     WXDLLEXPORT wxChar * wxStrpbrk(wxChar *s, const wxChar *accept)
 845         { return (wxChar *)wxStrpbrk((const wxChar *)s, accept); }
 846     WXDLLEXPORT const wxChar * wxStrrchr(const wxChar *s, wxChar c);
 847     WXDLLEXPORT wxChar * wxStrrchr(wxChar *s, wxChar c)
 848         { return (wxChar *)wxStrrchr((const wxChar *)s, c); }
 849     WXDLLEXPORT size_t   wxStrspn(const wxChar *s, const wxChar *accept);
 850     WXDLLEXPORT const wxChar * wxStrstr(const wxChar *haystack, const wxChar *needle);
 851     WXDLLEXPORT wxChar *wxStrstr(wxChar *haystack, const wxChar *needle)
 852         { return (wxChar *)wxStrstr((const wxChar *)haystack, needle); }
 853     WXDLLEXPORT double   wxStrtod(const wxChar *nptr, wxChar **endptr);
 854     WXDLLEXPORT long int wxStrtol(const wxChar *nptr, wxChar **endptr, int base);
 855     WXDLLEXPORT unsigned long int wxStrtoul(const wxChar *nptr, wxChar **endptr, int base);
 856     WXDLLEXPORT size_t   wxStrxfrm(wxChar *dest, const wxChar *src, size_t n);
 857 #endif // wxNEED_WX_STRING_H
 858
 859 #ifndef wxStrdupA
 860 WXDLLEXPORT char *wxStrdupA(const char *psz);
 861 #endif
 862
 863 #ifndef wxStrdupW
 864 WXDLLEXPORT wchar_t *wxStrdupW(const wchar_t *pwz);
 865 #endif
 866
 867 #ifndef wxStricmp
 868 WXDLLEXPORT int wxStricmp(const wxChar *psz1, const wxChar *psz2);
 869 #endif
 870
 871 #ifndef wxStrnicmp
 872 WXDLLEXPORT int wxStrnicmp(const wxChar *psz1, const wxChar *psz2, size_t len);
 873 #endif
 874
 875 #ifndef wxStrtok
 876 WXDLLEXPORT wxChar * wxStrtok(wxChar *psz, const wxChar *delim, wxChar **save_ptr);
 877 #endif
 878
 879 #ifndef wxSetlocale
 880 class WXDLLEXPORT wxWCharBuffer;
 881 WXDLLEXPORT wxWCharBuffer wxSetlocale(int category, const wxChar *locale);
 882 #endif
 883
 884 // stdio.h functions
 885 #ifdef wxNEED_WX_STDIO_H
 886     #include <stdio.h>
 887     WXDLLEXPORT FILE *   wxFopen(const wxChar *path, const wxChar *mode);
 888     WXDLLEXPORT FILE *   wxFreopen(const wxChar *path, const wxChar *mode, FILE *stream);
 889     WXDLLEXPORT int      wxRemove(const wxChar *path);
 890     WXDLLEXPORT int      wxRename(const wxChar *oldpath, const wxChar *newpath);
 891
 892     // *printf() family is handled separately
 893 #endif // wxNEED_WX_STDIO_H
 894
 895
 896 // stdlib.h functions
 897 #ifndef wxAtof
 898 WXDLLEXPORT double   wxAtof(const wxChar *psz);
 899 #endif
 900
 901 #ifdef wxNEED_WX_STDLIB_H
 902 WXDLLEXPORT int      wxAtoi(const wxChar *psz);
 903 WXDLLEXPORT long     wxAtol(const wxChar *psz);
 904 WXDLLEXPORT wxChar * wxGetenv(const wxChar *name);
 905 WXDLLEXPORT int      wxSystem(const wxChar *psz);
 906 #endif
 907
 908
 909 // time.h functions
 910 #ifdef wxNEED_WX_TIME_H
 911 #if defined(__MWERKS__) && defined(macintosh)
 912     #include <time.h>
 913 #endif
 914     WXDLLEXPORT size_t wxStrftime(wxChar *s, size_t max,
 915                                   const wxChar *fmt, const struct tm *tm);
 916 #endif // wxNEED_WX_TIME_H
 917
 918 // ----------------------------------------------------------------------------
 919 // multibyte to wide char conversion functions and macros
 920 // ----------------------------------------------------------------------------
 921
 922 #if wxUSE_WCHAR_T
 923     // multibyte<->widechar conversion
 924     WXDLLEXPORT size_t wxMB2WC(wchar_t *buf, const char *psz, size_t n);
 925     WXDLLEXPORT size_t wxWC2MB(char *buf, const wchar_t *psz, size_t n);
 926
 927     #if wxUSE_UNICODE
 928         #define wxMB2WX wxMB2WC
 929         #define wxWX2MB wxWC2MB
 930         #define wxWC2WX wxStrncpy
 931         #define wxWX2WC wxStrncpy
 932     #else
 933         #define wxMB2WX wxStrncpy
 934         #define wxWX2MB wxStrncpy
 935         #define wxWC2WX wxWC2MB
 936         #define wxWX2WC wxMB2WC
 937     #endif
 938 #else // !wxUSE_UNICODE
 939     // No wxUSE_WCHAR_T: we have to do something (JACS)
 940     #define wxMB2WC wxStrncpy
 941     #define wxWC2MB wxStrncpy
 942     #define wxMB2WX wxStrncpy
 943     #define wxWX2MB wxStrncpy
 944     #define wxWC2WX wxWC2MB
 945     #define wxWX2WC wxMB2WC
 946 #endif
 947
 948 #endif //_WX_WXCHAR_H_
 949