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, Ron Lee
   6  * Created:     1998/06/12
   7  * RCS-ID:      $Id$
   8  * Copyright:   (c) 1998-2002 wxWidgets dev team
   9  * Licence:     wxWindows licence
  10  */
  11
  12 /* THIS IS A C FILE, DON'T USE C++ FEATURES (IN PARTICULAR COMMENTS) IN IT */
  13
  14 #ifndef _WX_WXCHAR_H_
  15 #define _WX_WXCHAR_H_
  16
  17 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  18     #pragma interface "wxchar.h"
  19 #endif
  20
  21 #include "wx/defs.h"        /* for wxUSE_UNICODE */
  22
  23 /* check whether we have wchar_t and which size it is if we do */
  24 #if !defined(wxUSE_WCHAR_T)
  25     #if defined(__UNIX__)
  26         #if defined(HAVE_WCSTR_H) || defined(HAVE_WCHAR_H) || defined(__FreeBSD__) || defined(__DARWIN__)
  27             #define wxUSE_WCHAR_T 1
  28         #else
  29             #define wxUSE_WCHAR_T 0
  30         #endif
  31     #elif defined(__GNUWIN32__) && !defined(__MINGW32__)
  32         #define wxUSE_WCHAR_T 0
  33     #elif defined(__WATCOMC__)
  34         #define wxUSE_WCHAR_T 0
  35     #elif defined(__VISAGECPP__) && (__IBMCPP__ < 400)
  36         #define wxUSE_WCHAR_T 0
  37     #else
  38         /* add additional compiler checks if this fails */
  39         #define wxUSE_WCHAR_T 1
  40     #endif
  41 #endif /* !defined(wxUSE_WCHAR_T) */
  42
  43 /* Unicode support requires wchar_t */
  44 #if wxUSE_UNICODE && !wxUSE_WCHAR_T
  45     #error "wchar_t must be available in Unicode build"
  46 #endif /* Unicode */
  47
  48 /*
  49     Standard headers we need here.
  50
  51     NB: don't include any wxWidgets headers here because almost of them include
  52         this one!
  53  */
  54
  55 /* Required for wxPrintf() etc */
  56 #include <stdarg.h>
  57
  58 /* Almost all compiler have strdup(), but not quite all: CodeWarrior under Mac */
  59 /* and VC++ for Windows CE don't provide it */
  60 #if !(defined(__MWERKS__) && defined(__WXMAC__)) && !defined(__WXWINCE__)
  61     /* use #define, not inline wrapper, as it is tested with #ifndef below */
  62     #define wxStrdupA strdup
  63 #endif
  64
  65 /*
  66    non Unix compilers which do have wchar.h (but not tchar.h which is included
  67    below and which includes wchar.h anyhow).
  68
  69    Actually MinGW has tchar.h, but it does not include wchar.h
  70  */
  71 #if defined(__MWERKS__) || defined(__VISAGECPP__) || defined(__MINGW32__) || defined(__WATCOMC__)
  72     #ifndef HAVE_WCHAR_H
  73         #define HAVE_WCHAR_H
  74     #endif
  75 #endif
  76 #if defined(__MWERKS__) && !defined(__MACH__)
  77     #ifndef HAVE_WCSLEN
  78         #define HAVE_WCSLEN
  79     #endif
  80 #endif
  81
  82 #if wxUSE_WCHAR_T
  83     #ifdef HAVE_WCHAR_H
  84         /* the current (as of Nov 2002) version of cygwin has a bug in its */
  85         /* wchar.h -- there is no extern "C" around the declarations in it and */
  86         /* this results in linking errors later; also, at least on some */
  87         /* Cygwin versions, wchar.h requires sys/types.h */
  88         #ifdef __CYGWIN__
  89             #include <sys/types.h>
  90             #ifdef __cplusplus
  91                 extern "C" {
  92             #endif
  93         #endif /* Cygwin */
  94
  95         #include <wchar.h>
  96
  97         #if defined(__CYGWIN__) && defined(__cplusplus)
  98             }
  99         #endif /* Cygwin and C++ */
 100
 101     #elif defined(HAVE_WCSTR_H)
 102         /* old compilers have relevant declarations here */
 103         #include <wcstr.h>
 104     #elif defined(__FreeBSD__) || defined(__DARWIN__) || defined(__EMX__)
 105         /* include stdlib.h for wchar_t */
 106         #include <stdlib.h>
 107     #endif /* HAVE_WCHAR_H */
 108 #endif /* wxUSE_WCHAR_T */
 109
 110 /* ---------------------------------------------------------------------------- */
 111 /* define wxHAVE_TCHAR_SUPPORT for the compilers which support the TCHAR type */
 112 /* mapped to either char or wchar_t depending on the ASCII/Unicode mode and have */
 113 /* the function mapping _tfoo() -> foo() or wfoo() */
 114 /* ---------------------------------------------------------------------------- */
 115
 116 /* VC++ and BC++ starting with 5.2 have TCHAR support */
 117 #ifdef __VISUALC__
 118     #define wxHAVE_TCHAR_SUPPORT
 119 #elif defined(__BORLANDC__) && (__BORLANDC__ >= 0x520)
 120     #define wxHAVE_TCHAR_SUPPORT
 121     #include <ctype.h>
 122 #elif defined(__WATCOMC__)
 123     #define wxHAVE_TCHAR_SUPPORT
 124 #elif defined(__DMC__)
 125     #define wxHAVE_TCHAR_SUPPORT
 126 #elif defined(__MINGW32__) && wxCHECK_W32API_VERSION( 1, 0 ) && !defined(__WXPALMOS__)
 127     #define wxHAVE_TCHAR_SUPPORT
 128     #include <stddef.h>
 129     #include <string.h>
 130     #include <ctype.h>
 131 #elif 0 && defined(__VISAGECPP__) && (__IBMCPP__ >= 400)
 132     /* VZ: the old VisualAge definitions were completely wrong and had no */
 133     /*     chance at all to work in Unicode build anyhow so let's pretend that */
 134     /*     VisualAge does _not_ support TCHAR for the moment (as indicated by */
 135     /*     "0 &&" above) until someone really has time to delve into Unicode */
 136     /*     issues under OS/2 */
 137
 138     /* VisualAge 4.0+ supports TCHAR */
 139     #define wxHAVE_TCHAR_SUPPORT
 140 #endif /* compilers with (good) TCHAR support */
 141
 142 #ifdef __MWERKS__
 143     #define HAVE_WPRINTF
 144 #endif
 145
 146 #ifdef wxHAVE_TCHAR_SUPPORT
 147     /* get TCHAR definition if we've got it */
 148     #include <tchar.h>
 149
 150     /* we surely do have wchar_t if we have TCHAR */
 151     #ifndef wxUSE_WCHAR_T
 152         #define wxUSE_WCHAR_T 1
 153     #endif /* !defined(wxUSE_WCHAR_T) */
 154
 155     /* and we also do have wcslen() */
 156     #ifndef HAVE_WCSLEN
 157         #define HAVE_WCSLEN
 158     #endif
 159 #endif /* wxHAVE_TCHAR_SUPPORT */
 160
 161 /* ---------------------------------------------------------------------------- */
 162 /* define wxChar type */
 163 /* ---------------------------------------------------------------------------- */
 164
 165 /* TODO: define wxCharInt to be equal to either int or wint_t? */
 166
 167 #if !wxUSE_UNICODE
 168     typedef char wxChar;
 169     typedef signed char wxSChar;
 170     typedef unsigned char wxUChar;
 171 #else /* Unicode */
 172     /* VZ: note that VC++ defines _T[SU]CHAR simply as wchar_t and not as */
 173     /*     signed/unsigned version of it which (a) makes sense to me (unlike */
 174     /*     char wchar_t is always unsigned) and (b) was how the previous */
 175     /*     definitions worked so keep it like this */
 176
 177     /* GNU libc has __WCHAR_TYPE__ which requires special treatment, see */
 178     /* comment below */
 179     #if !defined(__WCHAR_TYPE__) || \
 180         (!defined(__GNUC__) || wxCHECK_GCC_VERSION(2, 96))
 181         /* standard case */
 182         typedef wchar_t wxChar;
 183         typedef wchar_t wxSChar;
 184         typedef wchar_t wxUChar;
 185     #else /* __WCHAR_TYPE__ and gcc < 2.96 */
 186         /* VS: wxWidgets used to define wxChar as __WCHAR_TYPE__ here. However, */
 187         /*     this doesn't work with new GCC 3.x compilers because wchar_t is */
 188         /*     C++'s builtin type in the new standard. OTOH, old compilers (GCC */
 189         /*     2.x) won't accept new definition of wx{S,U}Char, therefore we */
 190         /*     have to define wxChar conditionally depending on detected */
 191         /*     compiler & compiler version. */
 192         /*     with old definition of wxChar. */
 193         typedef __WCHAR_TYPE__ wxChar;
 194         typedef __WCHAR_TYPE__ wxSChar;
 195         typedef __WCHAR_TYPE__ wxUChar;
 196     #endif /* __WCHAR_TYPE__ */
 197 #endif /* ASCII/Unicode */
 198
 199 /* ---------------------------------------------------------------------------- */
 200 /* define _T() and related macros */
 201 /* ---------------------------------------------------------------------------- */
 202
 203 /* BSD systems define _T() to be something different in ctype.h, override it */
 204 #if defined(__FreeBSD__) || defined(__DARWIN__)
 205     #include <ctype.h>
 206     #undef _T
 207 #endif
 208
 209 /* could already be defined by tchar.h (it's quasi standard) */
 210 #ifndef _T
 211     #if !wxUSE_UNICODE
 212         #define _T(x) x
 213     #else /* Unicode */
 214         #define _T(x) L ## x
 215     #endif /* ASCII/Unicode */
 216 #endif /* !defined(_T) */
 217
 218 /* although global macros with such names are normally bad, we want to have */
 219 /* another name for _T() which should be used to avoid confusion between _T() */
 220 /* and _() in wxWidgets sources */
 221 #define wxT(x)       _T(x)
 222
 223 /* Unicode-friendly __FILE__, __DATE__ and __TIME__ analogs */
 224 #ifndef __TFILE__
 225     #define __XFILE__(x) wxT(x)
 226     #define __TFILE__ __XFILE__(__FILE__)
 227 #endif
 228
 229 #ifndef __TDATE__
 230     #define __XDATE__(x) wxT(x)
 231     #define __TDATE__ __XDATE__(__DATE__)
 232 #endif
 233
 234 #ifndef __TTIME__
 235     #define __XTIME__(x) wxT(x)
 236     #define __TTIME__ __XTIME__(__TIME__)
 237 #endif
 238
 239 /*
 240     define wxFoo() function for each standard foo() function whose signature
 241     (exceptionally including the return type) includes any mention of char:
 242     wxFoo() is going to be a Unicode-friendly version of foo(), i.e. will have
 243     the same signature but with char replaced by wxChar which allows us to use
 244     it in Unicode build as well
 245  */
 246
 247 #ifdef wxHAVE_TCHAR_SUPPORT
 248     #include <ctype.h>
 249
 250     #if defined(__WATCOMC__) && defined(UNICODE)
 251       #define WXWCHAR_T_CAST(c) (wint_t)(c)
 252     #else
 253       #define WXWCHAR_T_CAST(c) c
 254     #endif
 255
 256     /* ctype.h functions */
 257     #define  wxIsalnum(c)   _istalnum(WXWCHAR_T_CAST(c))
 258     #define  wxIsalpha(c)   _istalpha(WXWCHAR_T_CAST(c))
 259     #define  wxIscntrl(c)   _istcntrl(WXWCHAR_T_CAST(c))
 260     #define  wxIsdigit(c)   _istdigit(WXWCHAR_T_CAST(c))
 261     #define  wxIsgraph(c)   _istgraph(WXWCHAR_T_CAST(c))
 262     #define  wxIslower(c)   _istlower(WXWCHAR_T_CAST(c))
 263     #define  wxIsprint(c)   _istprint(WXWCHAR_T_CAST(c))
 264     #define  wxIspunct(c)   _istpunct(WXWCHAR_T_CAST(c))
 265     #define  wxIsspace(c)   _istspace(WXWCHAR_T_CAST(c))
 266     #define  wxIsupper(c)   _istupper(WXWCHAR_T_CAST(c))
 267     #define  wxIsxdigit(c)  _istxdigit(WXWCHAR_T_CAST(c))
 268
 269     /*
 270        There is a bug in VC6 C RTL: toxxx() functions dosn't do anything with
 271        signed chars < 0, so "fix" it here.
 272      */
 273     #define  wxTolower(c) _totlower((wxUChar)(c))
 274     #define  wxToupper(c) _totupper((wxUChar)(c))
 275
 276     /* locale.h functons */
 277     #define  wxSetlocale _tsetlocale
 278
 279     /* string.h functions */
 280     #define  wxStrcat    _tcscat
 281     #define  wxStrchr    _tcschr
 282     #define  wxStrcmp    _tcscmp
 283     #define  wxStrcoll   _tcscoll
 284     #define  wxStrcpy    _tcscpy
 285     #define  wxStrcspn   _tcscspn
 286     #define  wxStrdupW   _wcsdup        /* notice the 'W'! */
 287     #define  wxStrftime  _tcsftime
 288     #define  wxStricmp   _tcsicmp
 289     #define  wxStrnicmp  _tcsnicmp
 290     #define  wxStrlen_   _tcslen        /* used in wxStrlen inline function */
 291     #define  wxStrncat   _tcsncat
 292     #define  wxStrncmp   _tcsncmp
 293     #define  wxStrncpy   _tcsncpy
 294     #define  wxStrpbrk   _tcspbrk
 295     #define  wxStrrchr   _tcsrchr
 296     #define  wxStrspn    _tcsspn
 297     #define  wxStrstr    _tcsstr
 298     #define  wxStrtod    _tcstod
 299     #define  wxStrtol    _tcstol
 300     #define  wxStrtoul   _tcstoul
 301     #define  wxStrxfrm   _tcsxfrm
 302
 303     /* stdio.h functions */
 304     #define  wxFgetc     _fgettc
 305     #define  wxFgetchar  _fgettchar
 306     #define  wxFgets     _fgetts
 307     #if wxUSE_UNICODE_MSLU
 308         #define  wxFopen    wxMSLU__tfopen
 309     #else
 310         #define  wxFopen     _tfopen
 311     #endif
 312     #define  wxFputc     _fputtc
 313     #define  wxFputchar  _fputtchar
 314     #define  wxFprintf   _ftprintf
 315     #define  wxFputs     _fputts
 316     #define  wxFreopen   _tfreopen
 317     #define  wxFscanf    _ftscanf
 318     #define  wxGetc      _gettc
 319     #define  wxGetchar   _gettchar
 320     #define  wxGets      _getts
 321     #define  wxPerror    _tperror
 322     #define  wxPrintf    _tprintf
 323     #define  wxPutc(c,f) _puttc(WXWCHAR_T_CAST(c),f)
 324     #define  wxPutchar   _puttchar
 325     #define  wxPuts      _putts
 326     #define  wxScanf     _tscanf
 327     #if defined(__DMC__)
 328         #if wxUSE_UNICODE
 329             /* Digital Mars adds count to _stprintf (C99) so prototype conversion see wxchar.cpp */
 330             int wxSprintf (wchar_t * __RESTRICT s, const wchar_t * __RESTRICT format, ... ) ;
 331         #else
 332             /* and there is a bug in D Mars tchar.h prior to 8.39.4n, so define as sprintf */
 333             #define wxSprintf sprintf
 334         #endif
 335     #else
 336         #define  wxSprintf   _stprintf
 337     #endif
 338
 339     #define  wxSscanf    _stscanf
 340     #define  wxTmpnam    _ttmpnam
 341     #define  wxUngetc    _tungetc
 342     #define  wxVfprintf  _vftprintf
 343     #define  wxVprintf   _vtprintf
 344     #define  wxVsscanf   _vstscanf
 345     #define  wxVsprintf  _vstprintf
 346
 347     /* special case: not all TCHAR-aware compilers have those */
 348     #if defined(__VISUALC__) || \
 349             (defined(__BORLANDC__) && __BORLANDC__ >= 0x540)
 350         #define wxVsnprintf_    _vsntprintf
 351         #define wxSnprintf_     _sntprintf
 352     #endif
 353
 354     /* special case: these functions are missing under Win9x with Unicows so we */
 355     /* have to implement them ourselves */
 356     #if wxUSE_UNICODE_MSLU
 357         #define  wxRemove    wxMSLU__tremove
 358         #define  wxRename    wxMSLU__trename
 359     #else
 360         #ifdef __WXWINCE__
 361             #define  wxRemove    DeleteFile
 362         #else
 363             #define  wxRemove    _tremove
 364             #define  wxRename    _trename
 365         #endif
 366     #endif
 367
 368     /* stdlib.h functions */
 369     #define  wxAtoi      _ttoi
 370     #define  wxAtol      _ttol
 371     /* #define  wxAtof   _tttof -- notice that there is no such thing (why?) */
 372     /* there are no env vars at all under CE, so no _tgetenv neither */
 373     #ifdef __WXWINCE__
 374         inline wxChar *wxGetenv(const wxChar *) { return NULL; }
 375     #else
 376         #define  wxGetenv    _tgetenv
 377     #endif
 378     #define  wxSystem    _tsystem
 379
 380     /* time.h functions */
 381     #define  wxAsctime   _tasctime
 382     #define  wxCtime     _tctime
 383 #else /* !TCHAR-aware compilers */
 384
 385     #if !defined(__MWERKS__) && defined(__DARWIN__) && ( MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_2 )
 386         /* even though they are defined and "implemented", they are bad and just
 387            stubs so we need our own - we need these even in ANSI builds!! */
 388         #define mbstowcs wxInternalMbstowcs
 389         #define wcstombs wxInternalWcstombs
 390
 391         WXDLLIMPEXP_BASE size_t wxInternalMbstowcs (wchar_t *, const char *, size_t);
 392         WXDLLIMPEXP_BASE size_t wxInternalWcstombs (char *, const wchar_t *, size_t);
 393     #endif
 394
 395     /* No UNICODE in the c library except wchar_t typedef on mac OSX 10.2 and less - roll our own */
 396     #if !defined(__MWERKS__) && wxUSE_UNICODE && defined(__DARWIN__) && ( MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_2 )
 397
 398         /* we need everything! */
 399         #define wxNEED_WX_STRING_H
 400         #define wxNEED_WX_CTYPE_H
 401
 402         #define  wxFgetchar(c)  wxFgetc(c, stdin)
 403         #define  wxFputc     wxPutc
 404         #define  wxFputchar(c)  wxPutc(c, stdout)
 405         #define  wxGetc      wxFgetc
 406         #define  wxGetchar(c)   wxFgetc(c, stdin)
 407
 408         #include <stdio.h>
 409
 410         #define wxNEED_FGETC
 411         #define wxNEED_FGETS
 412         #define wxNEED_GETS
 413         #define wxNEED_UNGETC
 414
 415         #define wxNEED_FPUTS
 416         #define wxNEED_PUTS
 417         #define wxNEED_PUTC
 418
 419         int wxFputs(const wxChar *ch, FILE *stream);
 420         int wxPuts(const wxChar *ws);
 421         int wxPutc(wxChar ch, FILE *stream);
 422
 423         #ifdef __cplusplus
 424         extern "C" {
 425         #endif
 426             WXDLLIMPEXP_BASE size_t   wxStrlen_(const wxChar *s);
 427         #ifdef __cplusplus
 428         }
 429         #endif
 430
 431         #define wxPutchar(wch) wxPutc(wch, stdout)
 432
 433         #define wxNEED_PRINTF_CONVERSION
 434         #define wxNEED_WX_STDIO_H
 435         #define wxNEED_WX_STDLIB_H
 436         #define wxNEED_WX_TIME_H
 437
 438     #elif wxUSE_UNICODE
 439         #include <wctype.h>
 440
 441         /* this is probably glibc-specific */
 442         #if defined(__WCHAR_TYPE__) && !defined(__MWERKS__)
 443             /* ctype.h functions (wctype.h) */
 444             #define  wxIsalnum   iswalnum
 445             #define  wxIsalpha   iswalpha
 446             #define  wxIscntrl   iswcntrl
 447             #define  wxIsdigit   iswdigit
 448             #define  wxIsgraph   iswgraph
 449             #define  wxIslower   iswlower
 450             #define  wxIsprint   iswprint
 451             #define  wxIspunct   iswpunct
 452             #define  wxIsspace   iswspace
 453             #define  wxIsupper   iswupper
 454             #define  wxIsxdigit  iswxdigit
 455
 456             #if defined(__GLIBC__) && (__GLIBC__ == 2) && (__GLIBC_MINOR__ == 0)
 457                 /* /usr/include/wctype.h incorrectly declares translations */
 458                 /* tables which provokes tons of compile-time warnings -- try */
 459                 /* to correct this */
 460                 #define  wxTolower(wc)   towctrans((wc), (wctrans_t)__ctype_tolower)
 461                 #define  wxToupper(wc)   towctrans((wc), (wctrans_t)__ctype_toupper)
 462             #else /* !glibc 2.0 */
 463                 #define  wxTolower   towlower
 464                 #define  wxToupper   towupper
 465             #endif /* gcc/!gcc */
 466
 467             /* string.h functions (wchar.h) */
 468             #define  wxStrcat    wcscat
 469             #define  wxStrchr    wcschr
 470             #define  wxStrcmp    wcscmp
 471             #define  wxStrcoll   wcscoll
 472             #define  wxStrcpy    wcscpy
 473             #define  wxStrcspn   wcscspn
 474             #define  wxStrlen_   wxWcslen /* wxStrlen_() is used in wxStrlen() */
 475             #define  wxStrncat   wcsncat
 476             #define  wxStrncmp   wcsncmp
 477             #define  wxStrncpy   wcsncpy
 478             #define  wxStrpbrk   wcspbrk
 479             #define  wxStrrchr   wcsrchr
 480             #define  wxStrspn    wcsspn
 481             #define  wxStrstr    wcsstr
 482             #define  wxStrtod    wcstod
 483             #define  wxStrtol    wcstol
 484             #define  wxStrtoul   wcstoul
 485             #define  wxStrxfrm   wcsxfrm
 486
 487             #define  wxFgetc     fgetwc
 488             #define  wxFgetchar  fgetwchar
 489             #define  wxFgets     fgetws
 490             #define  wxFputc     fputwc
 491             #define  wxFputchar  fputwchar
 492             #define  wxGetc      getwc
 493             #define  wxGetchar   getwchar
 494             #define  wxGets      getws
 495             #define  wxUngetc    ungetwc
 496
 497             #ifdef HAVE_FPUTWS
 498                 #define wxFputs     fputws
 499             #else
 500                 #define wxNEED_FPUTS
 501                 #include <stdio.h>
 502                 int wxFputs(const wxChar *ch, FILE *stream);
 503             #endif
 504
 505             #ifdef HAVE_WPUTC
 506                 #define wxPutc      wputc
 507             #else
 508                 #define wxNEED_PUTC
 509                 #include <stdio.h>
 510                 int wxPutc(wxChar ch, FILE *stream);
 511             #endif
 512
 513             #ifdef HAVE_WPUTCHAR
 514                 #define wxPutchar   wputchar
 515             #else
 516                 #define wxPutchar(wch) wxPutc(wch, stdout)
 517             #endif
 518
 519             #ifdef HAVE_PUTWS
 520                 #define wxPuts      putws
 521             #else
 522                 #define wxNEED_PUTS
 523                 int wxPuts(const wxChar *ws);
 524             #endif
 525
 526             /* we need %s to %ls conversion for printf and scanf etc */
 527             #define wxNEED_PRINTF_CONVERSION
 528
 529             /* glibc doesn't have wide char equivalents of the other stuff so */
 530             /* use our own versions */
 531             #define wxNEED_WX_STDIO_H
 532             #define wxNEED_WX_STDLIB_H
 533             #define wxNEED_WX_TIME_H
 534         #elif defined(__MWERKS__) && ( defined(__MSL__) || defined(__MACH__) )
 535             /* ctype.h functions (wctype.h) */
 536             #define  wxIsalnum   iswalnum
 537             #define  wxIsalpha   iswalpha
 538             #define  wxIscntrl   iswcntrl
 539             #define  wxIsdigit   iswdigit
 540             #define  wxIsgraph   iswgraph
 541             #define  wxIslower   iswlower
 542             #define  wxIsprint   iswprint
 543             #define  wxIspunct   iswpunct
 544             #define  wxIsspace   iswspace
 545             #define  wxIsupper   iswupper
 546             #define  wxIsxdigit  iswxdigit
 547             #define  wxTolower   towlower
 548             #define  wxToupper   towupper
 549
 550             /* string.h functions (wchar.h) */
 551             #define  wxStrcat    wcscat
 552             #define  wxStrchr    wcschr
 553             #define  wxStrcmp    wcscmp
 554             #define  wxStrcoll   wcscoll
 555             #define  wxStrcpy    wcscpy
 556             #define  wxStrcspn   wcscspn
 557             #define  wxStrlen_   wxWcslen /* wxStrlen_() is used in wxStrlen() */
 558             #define  wxStrncat   wcsncat
 559             #define  wxStrncmp   wcsncmp
 560             #define  wxStrncpy   wcsncpy
 561             #define  wxStrpbrk   wcspbrk
 562             #define  wxStrrchr   wcsrchr
 563             #define  wxStrspn    wcsspn
 564             #define  wxStrstr    wcsstr
 565             #define  wxStrtod    wcstod
 566             #define  wxStrtol    wcstol
 567             #define  wxStrtoul   wcstoul
 568             #define  wxStrxfrm   wcsxfrm
 569
 570             #define  wxFgetc     fgetwc
 571             #define  wxFgetchar  fgetwchar
 572             #define  wxFgets     fgetws
 573             #define  wxFputc     fputwc
 574             #define  wxFputchar  fputwchar
 575             #define  wxGetc      getwc
 576             #define  wxGetchar   getwchar
 577             #define  wxGets      getws
 578             #define  wxUngetc    ungetwc
 579
 580             #define wxNEED_PRINTF_CONVERSION
 581
 582             #define  wxPutc      putwc
 583             #define  wxPutchar   putwchar
 584             #define  wxFputs     fputws
 585
 586             /* stdio.h functions */
 587
 588             #define wxNEED_WX_STDIO_H
 589
 590             /* stdlib.h functions */
 591             #ifdef __MACH__
 592             #define wxNEED_WX_STDLIB_H
 593             #else
 594             #define  wxAtof      watof
 595             #define  wxAtoi      watoi
 596             #define  wxAtol      watol
 597             #define  wxGetenv(a)    ((wxChar*)NULL)
 598             #define  wxSystem(a)    ((int)NULL)
 599             #endif
 600             /* time.h functions */
 601             #define  wxAsctime   wasciitime
 602             #define  wxCtime     wctime
 603             /* #define  wxStrftime  wcsftime */
 604
 605             #define wxNEED_WX_TIME_H
 606         #else /* !metrowerks for apple */
 607             #error  "Please define wide character functions for your environment"
 608         #endif
 609     #else /* ASCII */
 610         #include <ctype.h>
 611         #include <string.h>
 612
 613         /* ctype.h functions */
 614         #define  wxIsalnum   isalnum
 615         #define  wxIsalpha   isalpha
 616         #define  wxIscntrl   iscntrl
 617         #define  wxIsdigit   isdigit
 618         #define  wxIsgraph   isgraph
 619         #define  wxIslower   islower
 620         #define  wxIsprint   isprint
 621         #define  wxIspunct   ispunct
 622         #define  wxIsspace   isspace
 623         #define  wxIsupper   isupper
 624         #define  wxIsxdigit  isxdigit
 625         #define  wxTolower   tolower
 626         #define  wxToupper   toupper
 627
 628          /* locale.h functons */
 629         #define  wxSetlocale setlocale
 630
 631          /* string.h functions */
 632         #define  wxStrcat    strcat
 633         #define  wxStrchr    strchr
 634         #define  wxStrcmp    strcmp
 635         #define  wxStrcoll   strcoll
 636         #define  wxStrcpy    strcpy
 637         #define  wxStrcspn   strcspn
 638
 639         /* wxStricmp and wxStrnicmp are defined below */
 640         #define  wxStrlen_   strlen /* used in wxStrlen inline function */
 641         #define  wxStrncat   strncat
 642         #define  wxStrncmp   strncmp
 643         #define  wxStrncpy   strncpy
 644         #define  wxStrpbrk   strpbrk
 645         #define  wxStrrchr   strrchr
 646         #define  wxStrspn    strspn
 647         #define  wxStrstr    strstr
 648         #define  wxStrtod    strtod
 649         #ifdef HAVE_STRTOK_R
 650             #define  wxStrtok(str, sep, last)    strtok_r(str, sep, last)
 651         #endif
 652         #define  wxStrtol    strtol
 653         #define  wxStrtoul   strtoul
 654         #define  wxStrxfrm   strxfrm
 655
 656         /* stdio.h functions */
 657         #define  wxFopen     fopen
 658         #define  wxFreopen   freopen
 659         #define  wxRemove    remove
 660         #define  wxRename    rename
 661
 662         #define  wxPerror    perror
 663         #define  wxTmpnam    tmpnam
 664
 665         #define  wxFgetc     fgetc
 666         #define  wxFgetchar  fgetchar
 667         #define  wxFgets     fgets
 668         #define  wxFputc     fputc
 669         #define  wxFputs     fputs
 670         #define  wxFputchar  fputchar
 671         #define  wxFprintf   fprintf
 672         #define  wxFscanf    fscanf
 673         #define  wxGetc      getc
 674         #define  wxGetchar   getchar
 675         #define  wxGets      gets
 676         #define  wxPrintf    printf
 677         #define  wxPutc      putc
 678         #define  wxPutchar   putchar
 679         #define  wxPuts      puts
 680         #define  wxScanf     scanf
 681         #define  wxSprintf   sprintf
 682         #define  wxSscanf    sscanf
 683         #define  wxUngetc    ungetc
 684         #define  wxVfprintf  vfprintf
 685         #define  wxVprintf   vprintf
 686         #define  wxVsscanf   vsscanf
 687         #define  wxVsprintf  vsprintf
 688
 689         /* stdlib.h functions */
 690         #define  wxAtof      atof
 691         #define  wxAtoi      atoi
 692         #define  wxAtol      atol
 693         #define  wxGetenv    getenv
 694         #define  wxSystem    system
 695
 696         /* time.h functions */
 697         #define  wxAsctime   asctime
 698         #define  wxCtime     ctime
 699         #define  wxStrftime  strftime
 700     #endif /* Unicode/ASCII */
 701 #endif /* TCHAR-aware compilers/the others */
 702
 703 /*
 704     various special cases
 705  */
 706
 707 /* define wxStricmp and wxStrnicmp for various compilers */
 708
 709 /* note that in Unicode mode we definitely are going to need our own version */
 710 #if !defined(wxStricmp) && !wxUSE_UNICODE
 711     #if defined(__BORLANDC__) || defined(__WATCOMC__) || \
 712             defined(__SALFORDC__) || defined(__VISAGECPP__) || \
 713             defined(__EMX__) || defined(__DJGPP__)
 714         #define wxStricmp stricmp
 715         #define wxStrnicmp strnicmp
 716     #elif defined(__WXPALMOS__)
 717         /* FIXME: There is no equivalent to strnicmp in the Palm OS API.  This
 718          * quick hack should do until one can be written.
 719          */
 720         #define wxStricmp StrCaselessCompare
 721         #define wxStrnicmp strnicmp
 722     #elif defined(__SYMANTEC__) || defined(__VISUALC__) || \
 723             (defined(__MWERKS__) && defined(__INTEL__))
 724         #define wxStricmp _stricmp
 725         #define wxStrnicmp _strnicmp
 726     #elif defined(__UNIX__) || defined(__GNUWIN32__)
 727         #define wxStricmp strcasecmp
 728         #define wxStrnicmp strncasecmp
 729     /* #else -- use wxWidgets implementation */
 730     #endif
 731 #endif /* !defined(wxStricmp) */
 732
 733 /* define wxWcslen() which should be always available if wxUSE_WCHAR_T == 1 (as */
 734 /* it's used in wx/buffer.h -- and also might be used just below by wxStrlen() */
 735 /* when wxStrlen_() is #define'd as wxWcslen so do it before defining wxStrlen) */
 736 #if wxUSE_WCHAR_T
 737     #ifdef HAVE_WCSLEN
 738         #define wxWcslen wcslen
 739     #else
 740         WXDLLIMPEXP_BASE size_t wxWcslen(const wchar_t *s);
 741     #endif
 742 #endif /* wxUSE_WCHAR_T */
 743
 744 #ifdef __cplusplus
 745 /* checks whether the passed in pointer is NULL and if the string is empty */
 746 inline bool wxIsEmpty(const wxChar *p) { return !p || !*p; }
 747
 748 /* safe version of strlen() (returns 0 if passed NULL pointer) */
 749 inline size_t wxStrlen(const wxChar *psz) { return psz ? wxStrlen_(psz) : 0; }
 750 #endif
 751
 752 /*
 753     each of strdup() and wcsdup() may or may not be available but we need both
 754     of them anyhow for wx/buffer.h so we define the missing one(s) in
 755     wxchar.cpp and so we should always have both wxStrdupA and wxStrdupW
 756     defined -- if this is somehow not the case in some situations, please
 757     correct that and not the lines here
 758  */
 759 #if wxUSE_UNICODE
 760     #define wxStrdup wxStrdupW
 761 #else
 762     #define wxStrdup wxStrdupA
 763 #endif
 764
 765 #ifdef __cplusplus
 766 WXDLLIMPEXP_BASE bool wxOKlibc(); /* for internal use */
 767 #endif
 768
 769 /* printf() family saga */
 770
 771 /*
 772    For some systems vsnprintf() exists in the system libraries but not in the
 773    headers, so we need to declare it ourselves to be able to use it.
 774  */
 775 #if defined(HAVE_VSNPRINTF) && !defined(HAVE_VSNPRINTF_DECL)
 776 #ifdef __cplusplus
 777     extern "C"
 778 #else
 779     extern
 780 #endif
 781     int vsnprintf(char *str, size_t size, const char *format, va_list ap);
 782 #endif /* !HAVE_VSNPRINTF_DECL */
 783
 784 /*
 785    First of all, we always want to define safe snprintf() function to be used
 786    instead of sprintf(). Some compilers already have it (or rather vsnprintf()
 787    which we really need...), otherwise we implement it using our own printf()
 788    code.
 789
 790    We define function with a trailing underscore here because the real one is a
 791    wrapper around it as explained below
 792  */
 793 #ifndef wxVsnprintf_
 794     #if wxUSE_UNICODE
 795         #if defined(__MWERKS__)
 796             #define HAVE_WCSRTOMBS 1
 797             #define HAVE_VSWPRINTF 1
 798         #endif
 799         #if defined(__WATCOMC__)
 800             #define wxVsnprintf_    _vsnwprintf
 801             #define wxSnprintf_     _snwprintf
 802         #endif
 803         #if defined(HAVE__VSNWPRINTF)
 804             #define wxVsnprintf_    _vsnwprintf
 805         /* MinGW?MSVCRT has the wrong vswprintf */
 806         #elif defined(HAVE_VSWPRINTF) && !defined(__MINGW32__)
 807             #define wxVsnprintf_    vswprintf
 808         #endif
 809     #else /* ASCII */
 810         /* all versions of CodeWarrior supported by wxWidgets apparently have */
 811         /* vsnprintf() */
 812         #if defined(HAVE_VSNPRINTF) || defined(__MWERKS__) || defined(__WATCOMC__)
 813             /* assume we have snprintf() too if we have vsnprintf() */
 814             #define wxVsnprintf_    vsnprintf
 815             #define wxSnprintf_     snprintf
 816         #endif
 817     #endif
 818 #endif /* wxVsnprintf_ not defined yet */
 819
 820 #ifndef wxSnprintf_
 821     /* no [v]snprintf(), cook our own */
 822     WXDLLIMPEXP_BASE int wxSnprintf_(wxChar *buf, size_t len, const wxChar *format,
 823                                 ...) ATTRIBUTE_PRINTF_3;
 824 #endif
 825 #ifndef wxVsnprintf_
 826     WXDLLIMPEXP_BASE int wxVsnprintf_(wxChar *buf, size_t len, const wxChar *format,
 827                                  va_list argptr);
 828 #endif
 829
 830 /*
 831    In Unicode mode we need to have all standard functions such as wprintf() and
 832    so on but not all systems have them so use our own implementations in this
 833    case.
 834  */
 835 #if wxUSE_UNICODE && !defined(wxHAVE_TCHAR_SUPPORT) && !defined(HAVE_WPRINTF)
 836     #define wxNEED_WPRINTF
 837 #endif
 838
 839 /*
 840    More Unicode complications: although both ANSI C and C++ define a number of
 841    wide character functions such as wprintf(), not all environments have them.
 842    Worse, those which do have different behaviours: under Windows, %s format
 843    specifier changes its meaning in Unicode build and expects a Unicode string
 844    while under Unix/POSIX it still means an ASCII string even for wprintf() and
 845    %ls has to be used for wide strings.
 846
 847    We choose to always emulate Windows behaviour as more useful for us so even
 848    if we have wprintf() we still must wrap it in a non trivial wxPrintf().
 849
 850 */
 851
 852 #if defined(wxNEED_PRINTF_CONVERSION) || defined(wxNEED_WPRINTF)
 853     /*
 854         we need to implement all wide character printf and scanf functions
 855         either because we don't have them at all or because they don't have the
 856         semantics we need
 857      */
 858
 859     #include <stdio.h>  /* for FILE */
 860
 861     int wxScanf( const wxChar *format, ... ) ATTRIBUTE_PRINTF_1;
 862     int wxSscanf( const wxChar *str, const wxChar *format, ... ) ATTRIBUTE_PRINTF_2;
 863     int wxFscanf( FILE *stream, const wxChar *format, ... ) ATTRIBUTE_PRINTF_2;
 864     int wxVsscanf( const wxChar *str, const wxChar *format, va_list ap );
 865     int wxPrintf( const wxChar *format, ... ) ATTRIBUTE_PRINTF_1;
 866     int wxSprintf( wxChar *str, const wxChar *format, ... ) ATTRIBUTE_PRINTF_2;
 867     int wxFprintf( FILE *stream, const wxChar *format, ... ) ATTRIBUTE_PRINTF_2;
 868     int wxVfprintf( FILE *stream, const wxChar *format, va_list ap );
 869     int wxVprintf( const wxChar *format, va_list ap );
 870     int wxVsprintf( wxChar *str, const wxChar *format, va_list ap );
 871 #endif /* wxNEED_PRINTF_CONVERSION */
 872
 873 /* these 2 can be simply mapped to the versions with underscore at the end */
 874 /* if we don't have to do the conversion */
 875 /*
 876    However, if we don't have any vswprintf() at all we don't need to redefine
 877    anything as our own wxVsnprintf_() already behaves as needed.
 878 */
 879 #if defined(wxNEED_PRINTF_CONVERSION) && defined(wxVsnprintf_)
 880     int wxSnprintf( wxChar *str, size_t size, const wxChar *format, ... ) ATTRIBUTE_PRINTF_3;
 881     int wxVsnprintf( wxChar *str, size_t size, const wxChar *format, va_list ap );
 882 #else
 883     #define wxSnprintf wxSnprintf_
 884     #define wxVsnprintf wxVsnprintf_
 885 #endif
 886
 887 /*
 888     various functions which might not be available in libc and for which we
 889     provide our own replacements in wxchar.cpp
 890  */
 891
 892 /* ctype.h functions */
 893
 894 /* RN: Used only under OSX <= 10.2 currently */
 895 #ifdef wxNEED_WX_CTYPE_H
 896     WXDLLIMPEXP_BASE int wxIsalnum(wxChar ch);
 897     WXDLLIMPEXP_BASE int wxIsalpha(wxChar ch);
 898     WXDLLIMPEXP_BASE int wxIscntrl(wxChar ch);
 899     WXDLLIMPEXP_BASE int wxIsdigit(wxChar ch);
 900     WXDLLIMPEXP_BASE int wxIsgraph(wxChar ch);
 901     WXDLLIMPEXP_BASE int wxIslower(wxChar ch);
 902     WXDLLIMPEXP_BASE int wxIsprint(wxChar ch);
 903     WXDLLIMPEXP_BASE int wxIspunct(wxChar ch);
 904     WXDLLIMPEXP_BASE int wxIsspace(wxChar ch);
 905     WXDLLIMPEXP_BASE int wxIsupper(wxChar ch);
 906     WXDLLIMPEXP_BASE int wxIsxdigit(wxChar ch);
 907     WXDLLIMPEXP_BASE int wxTolower(wxChar ch);
 908     WXDLLIMPEXP_BASE int wxToupper(wxChar ch);
 909 #endif /* wxNEED_WX_CTYPE_H */
 910
 911 /* under VC++ 6.0 isspace() returns 1 for 8 bit chars which completely breaks */
 912 /* the file parsing -- this may be true for 5.0 as well, update #ifdef then */
 913 #if defined(__VISUALC__) && (__VISUALC__ >= 1200) && !wxUSE_UNICODE
 914     #undef wxIsspace
 915     #define wxIsspace(c) ((((unsigned)c) < 128) && isspace(c))
 916 #endif /* VC++ */
 917
 918 /*
 919    a few compilers don't have the (non standard but common) isascii function,
 920    define it ourselves for them
 921  */
 922 #ifndef isascii
 923     #if defined(__MWERKS__)
 924         #define wxNEED_ISASCII
 925     #elif defined(_WIN32_WCE)
 926         #if _WIN32_WCE <= 211
 927             #define wxNEED_ISASCII
 928         #endif
 929     #endif
 930 #endif /* isascii */
 931
 932 #ifdef wxNEED_ISASCII
 933     inline int isascii(int c) { return (unsigned)c < 0x80; }
 934 #endif
 935
 936 #ifdef _WIN32_WCE
 937     #if _WIN32_WCE <= 211
 938         #define isspace(c) ((c) == _T(' ') || (c) == _T('\t'))
 939     #endif
 940 #endif /* _WIN32_WCE */
 941
 942 /*
 943    we had goofed and defined wxIsctrl() instead of (correct) wxIscntrl() in the
 944    initial versions of this header -- now it is too late to remove it so
 945    although we fixed the function/macro name above, still provide the
 946    backwards-compatible synonym.
 947  */
 948 #define wxIsctrl wxIscntrl
 949
 950 /* string.h functions */
 951 #ifndef strdup
 952     #if defined(__MWERKS__) && !defined(__MACH__) && (__MSL__ < 0x00008000)
 953         #define wxNEED_STRDUP
 954     #elif defined(__WXWINCE__)
 955         #if _WIN32_WCE <= 211
 956             #define wxNEED_STRDUP
 957         #endif
 958     #endif
 959 #endif /* strdup */
 960
 961 #ifdef wxNEED_STRDUP
 962     WXDLLIMPEXP_BASE char *strdup(const char* s);
 963 #endif
 964
 965 /* RN: Used only under OSX <= 10.2 currently
 966    The __cplusplus ifdefs are messy, but they are required to build
 967    the regex library, since c does not support function overloading
 968 */
 969 #ifdef wxNEED_WX_STRING_H
 970 # ifdef __cplusplus
 971     extern "C" {
 972 # endif
 973         WXDLLIMPEXP_BASE wxChar * wxStrcat(wxChar *dest, const wxChar *src);
 974         WXDLLIMPEXP_BASE const wxChar * wxStrchr(const wxChar *s, wxChar c);
 975         WXDLLIMPEXP_BASE int      wxStrcmp(const wxChar *s1, const wxChar *s2);
 976         WXDLLIMPEXP_BASE int      wxStrcoll(const wxChar *s1, const wxChar *s2);
 977         WXDLLIMPEXP_BASE wxChar * wxStrcpy(wxChar *dest, const wxChar *src);
 978         WXDLLIMPEXP_BASE size_t   wxStrcspn(const wxChar *s, const wxChar *reject);
 979         WXDLLIMPEXP_BASE wxChar * wxStrncat(wxChar *dest, const wxChar *src, size_t n);
 980         WXDLLIMPEXP_BASE int      wxStrncmp(const wxChar *s1, const wxChar *s2, size_t n);
 981         WXDLLIMPEXP_BASE wxChar * wxStrncpy(wxChar *dest, const wxChar *src, size_t n);
 982         WXDLLIMPEXP_BASE const wxChar * wxStrpbrk(const wxChar *s, const wxChar *accept);
 983         WXDLLIMPEXP_BASE const wxChar * wxStrrchr(const wxChar *s, wxChar c);
 984         WXDLLIMPEXP_BASE size_t   wxStrspn(const wxChar *s, const wxChar *accept);
 985         WXDLLIMPEXP_BASE const wxChar * wxStrstr(const wxChar *haystack, const wxChar *needle);
 986 # ifdef __cplusplus
 987     }
 988 # endif
 989
 990     /* These functions use C++, so we can't c extern them */
 991     WXDLLIMPEXP_BASE double   wxStrtod(const wxChar *nptr, wxChar **endptr);
 992     WXDLLIMPEXP_BASE long int wxStrtol(const wxChar *nptr, wxChar **endptr, int base);
 993     WXDLLIMPEXP_BASE unsigned long int wxStrtoul(const wxChar *nptr, wxChar **endptr, int base);
 994     WXDLLIMPEXP_BASE size_t   wxStrxfrm(wxChar *dest, const wxChar *src, size_t n);
 995
 996     /* inlined versions */
 997     #ifdef __cplusplus
 998         inline wxChar * wxStrchr(wxChar *s, wxChar c)
 999             { return (wxChar *)wxStrchr((const wxChar *)s, c); }
1000         inline wxChar * wxStrpbrk(wxChar *s, const wxChar *accept)
1001             { return (wxChar *)wxStrpbrk((const wxChar *)s, accept); }
1002         inline wxChar * wxStrrchr(wxChar *s, wxChar c)
1003             { return (wxChar *)wxStrrchr((const wxChar *)s, c); }
1004         inline wxChar *wxStrstr(wxChar *haystack, const wxChar *needle)
1005             { return (wxChar *)wxStrstr((const wxChar *)haystack, needle); }
1006     #endif
1007
1008 #endif /* wxNEED_WX_STRING_H */
1009
1010 #ifndef wxStrdupA
1011 WXDLLIMPEXP_BASE char *wxStrdupA(const char *psz);
1012 #endif
1013
1014 #ifndef wxStrdupW
1015 WXDLLIMPEXP_BASE wchar_t *wxStrdupW(const wchar_t *pwz);
1016 #endif
1017
1018 #ifndef wxStricmp
1019 WXDLLIMPEXP_BASE int wxStricmp(const wxChar *psz1, const wxChar *psz2);
1020 #endif
1021
1022 #ifndef wxStrnicmp
1023 WXDLLIMPEXP_BASE int wxStrnicmp(const wxChar *psz1, const wxChar *psz2, size_t len);
1024 #endif
1025
1026 #ifndef wxStrtok
1027 WXDLLIMPEXP_BASE wxChar * wxStrtok(wxChar *psz, const wxChar *delim, wxChar **save_ptr);
1028 #endif
1029
1030 #ifdef __cplusplus
1031 #ifndef wxSetlocale
1032 class WXDLLIMPEXP_BASE wxWCharBuffer;
1033 WXDLLIMPEXP_BASE wxWCharBuffer wxSetlocale(int category, const wxChar *locale);
1034 #endif
1035 #endif
1036
1037 /* stdio.h functions */
1038 #ifdef wxNEED_WX_STDIO_H
1039     #include <stdio.h>
1040     WXDLLIMPEXP_BASE FILE *   wxFopen(const wxChar *path, const wxChar *mode);
1041     WXDLLIMPEXP_BASE FILE *   wxFreopen(const wxChar *path, const wxChar *mode, FILE *stream);
1042     WXDLLIMPEXP_BASE int      wxRemove(const wxChar *path);
1043     WXDLLIMPEXP_BASE int      wxRename(const wxChar *oldpath, const wxChar *newpath);
1044
1045     /* *printf() family is handled separately */
1046 #endif /* wxNEED_WX_STDIO_H */
1047
1048
1049 /* stdlib.h functions */
1050 #ifndef wxAtof
1051 WXDLLIMPEXP_BASE double   wxAtof(const wxChar *psz);
1052 #endif
1053
1054 #ifdef wxNEED_WX_STDLIB_H
1055 WXDLLIMPEXP_BASE int      wxAtoi(const wxChar *psz);
1056 WXDLLIMPEXP_BASE long     wxAtol(const wxChar *psz);
1057 WXDLLIMPEXP_BASE wxChar * wxGetenv(const wxChar *name);
1058 WXDLLIMPEXP_BASE int      wxSystem(const wxChar *psz);
1059 #endif
1060
1061
1062 /* time.h functions */
1063 #ifdef wxNEED_WX_TIME_H
1064 #if defined(__MWERKS__) && defined(macintosh)
1065     #include <time.h>
1066 #endif
1067     /*silent gabby compilers*/
1068     struct tm;
1069     WXDLLIMPEXP_BASE size_t wxStrftime(wxChar *s, size_t max,
1070                                   const wxChar *fmt, const struct tm *tm);
1071 #endif /* wxNEED_WX_TIME_H */
1072
1073 #ifndef wxCtime
1074 #include <time.h>
1075 WXDLLIMPEXP_BASE wxChar *wxCtime(const time_t *timep);
1076 #endif
1077
1078
1079 /* missing functions in some WinCE versions */
1080 #ifdef _WIN32_WCE
1081 #if (_WIN32_WCE < 300)
1082 WXDLLIMPEXP_BASE void *calloc( size_t num, size_t size );
1083 #endif
1084 #endif /* _WIN32_WCE */
1085
1086 /* multibyte to wide char conversion functions and macros */
1087
1088 #if wxUSE_WCHAR_T
1089     /* multibyte<->widechar conversion */
1090     WXDLLIMPEXP_BASE size_t wxMB2WC(wchar_t *buf, const char *psz, size_t n);
1091     WXDLLIMPEXP_BASE size_t wxWC2MB(char *buf, const wchar_t *psz, size_t n);
1092
1093     #if wxUSE_UNICODE
1094         #define wxMB2WX wxMB2WC
1095         #define wxWX2MB wxWC2MB
1096         #define wxWC2WX wxStrncpy
1097         #define wxWX2WC wxStrncpy
1098     #else
1099         #define wxMB2WX wxStrncpy
1100         #define wxWX2MB wxStrncpy
1101         #define wxWC2WX wxWC2MB
1102         #define wxWX2WC wxMB2WC
1103     #endif
1104 #else /* !wxUSE_UNICODE */
1105 /* Why is this here?
1106 #error ha */
1107     /* No wxUSE_WCHAR_T: we have to do something (JACS) */
1108     #define wxMB2WC wxStrncpy
1109     #define wxWC2MB wxStrncpy
1110     #define wxMB2WX wxStrncpy
1111     #define wxWX2MB wxStrncpy
1112     #define wxWC2WX wxWC2MB
1113     #define wxWX2WC wxMB2WC
1114 #endif
1115
1116 /*
1117     RN:  The following are not normal versions of memcpy et al., rather
1118     these are either char or widechar versions depending on
1119     if unicode is used or not.
1120 */
1121
1122 #ifdef __cplusplus
1123
1124     //
1125     //  RN: We could do the usual tricky compiler detection here,
1126     //  and use their variant (such as wmemchr, etc.).  The problem
1127     //  is that these functions are quite rare, even though they are
1128     //  part of the current POSIX standard.  In addition, most compilers
1129     //  (including even MSC) inline them just like we do right in their
1130     //  headers.
1131     //
1132     #if wxUSE_UNICODE
1133         #include <string.h> //for mem funcs
1134
1135         //implement our own wmem variants
1136         inline wxChar* wxTmemchr(const wxChar* s, wxChar c, size_t l)
1137         {
1138             for(;l && *s != c;--l, ++s) {}
1139
1140             if(l)
1141                 return (wxChar*)s;
1142             return NULL;
1143         }
1144
1145         inline int wxTmemcmp(const wxChar* sz1, const wxChar* sz2, size_t len)
1146         {
1147             for(; *sz1 == *sz2 && len; --len, ++sz1, ++sz2) {}
1148
1149             if(len)
1150                 return *sz1 < *sz2 ? -1 : *sz1 > *sz2;
1151             else
1152                 return 0;
1153         }
1154
1155         inline wxChar* wxTmemcpy(wxChar* szOut, const wxChar* szIn, size_t len)
1156         {
1157             return (wxChar*) memcpy(szOut, szIn, len * sizeof(wxChar));
1158         }
1159
1160         inline wxChar* wxTmemmove(wxChar* szOut, const wxChar* szIn, size_t len)
1161         {
1162             return (wxChar*) memmove(szOut, szIn, len * sizeof(wxChar));
1163         }
1164
1165         inline wxChar* wxTmemset(wxChar* szOut, const wxChar cIn, size_t len)
1166         {
1167             wxChar* szRet = szOut;
1168
1169             while (len--)
1170                 *szOut++ = cIn;
1171
1172             return szRet;
1173         }
1174
1175     #else //!wxUSE_UNICODE
1176     #   define wxTmemchr memchr
1177     #   define wxTmemcmp memcmp
1178     #   define wxTmemcpy memcpy
1179     #   define wxTmemmove memmove
1180     #   define wxTmemset memset
1181     #endif
1182
1183 #endif /*__cplusplus*/
1184
1185
1186 #endif /* _WX_WXCHAR_H_ */
1187