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 #if defined(HAVE_STRTOK_R) && defined(__DARWIN__) && defined(_MSL_USING_MW_C_HEADERS) && _MSL_USING_MW_C_HEADERS
  24     char        *strtok_r(char *, const char *, char **);
  25 #endif
  26
  27 /* check whether we have wchar_t and which size it is if we do */
  28 #if !defined(wxUSE_WCHAR_T)
  29     #if defined(__UNIX__)
  30         #if defined(HAVE_WCSTR_H) || defined(HAVE_WCHAR_H) || defined(__FreeBSD__) || defined(__DARWIN__)
  31             #define wxUSE_WCHAR_T 1
  32         #else
  33             #define wxUSE_WCHAR_T 0
  34         #endif
  35     #elif defined(__GNUWIN32__) && !defined(__MINGW32__)
  36         #define wxUSE_WCHAR_T 0
  37     #elif defined(__WATCOMC__)
  38         #define wxUSE_WCHAR_T 0
  39     #elif defined(__VISAGECPP__) && (__IBMCPP__ < 400)
  40         #define wxUSE_WCHAR_T 0
  41     #else
  42         /* add additional compiler checks if this fails */
  43         #define wxUSE_WCHAR_T 1
  44     #endif
  45 #endif /* !defined(wxUSE_WCHAR_T) */
  46
  47 /* Unicode support requires wchar_t */
  48 #if wxUSE_UNICODE && !wxUSE_WCHAR_T
  49     #error "wchar_t must be available in Unicode build"
  50 #endif /* Unicode */
  51
  52 /*
  53     Standard headers we need here.
  54
  55     NB: don't include any wxWidgets headers here because almost of them include
  56         this one!
  57  */
  58
  59 /* Required for wxPrintf() etc */
  60 #include <stdarg.h>
  61
  62 /* Almost all compiler have strdup(), but not quite all: CodeWarrior under Mac */
  63 /* and VC++ for Windows CE don't provide it */
  64 #if !(defined(__MWERKS__) && defined(__WXMAC__)) && !defined(__WXWINCE__)
  65     /* use #define, not inline wrapper, as it is tested with #ifndef below */
  66     #define wxStrdupA strdup
  67 #endif
  68
  69 /*
  70    non Unix compilers which do have wchar.h (but not tchar.h which is included
  71    below and which includes wchar.h anyhow).
  72
  73    Actually MinGW has tchar.h, but it does not include wchar.h
  74  */
  75 #if defined(__MWERKS__) || defined(__VISAGECPP__) || defined(__MINGW32__) || defined(__WATCOMC__)
  76     #ifndef HAVE_WCHAR_H
  77         #define HAVE_WCHAR_H
  78     #endif
  79 #endif
  80 #if defined(__MWERKS__) && !defined(__MACH__)
  81     #ifndef HAVE_WCSLEN
  82         #define HAVE_WCSLEN
  83     #endif
  84 #endif
  85
  86 #if wxUSE_WCHAR_T
  87     #ifdef HAVE_WCHAR_H
  88         /* the current (as of Nov 2002) version of cygwin has a bug in its */
  89         /* wchar.h -- there is no extern "C" around the declarations in it and */
  90         /* this results in linking errors later; also, at least on some */
  91         /* Cygwin versions, wchar.h requires sys/types.h */
  92         #ifdef __CYGWIN__
  93             #include <sys/types.h>
  94             #ifdef __cplusplus
  95                 extern "C" {
  96             #endif
  97         #endif /* Cygwin */
  98
  99         #include <wchar.h>
 100
 101         #if defined(__CYGWIN__) && defined(__cplusplus)
 102             }
 103         #endif /* Cygwin and C++ */
 104
 105     #elif defined(HAVE_WCSTR_H)
 106         /* old compilers have relevant declarations here */
 107         #include <wcstr.h>
 108     #elif defined(__FreeBSD__) || defined(__DARWIN__) || defined(__EMX__)
 109         /* include stdlib.h for wchar_t */
 110         #include <stdlib.h>
 111     #endif /* HAVE_WCHAR_H */
 112 #endif /* wxUSE_WCHAR_T */
 113
 114 /* ---------------------------------------------------------------------------- */
 115 /* define wxHAVE_TCHAR_SUPPORT for the compilers which support the TCHAR type */
 116 /* mapped to either char or wchar_t depending on the ASCII/Unicode mode and have */
 117 /* the function mapping _tfoo() -> foo() or wfoo() */
 118 /* ---------------------------------------------------------------------------- */
 119
 120 /* VC++ and BC++ starting with 5.2 have TCHAR support */
 121 #ifdef __VISUALC__
 122     #define wxHAVE_TCHAR_SUPPORT
 123 #elif defined(__BORLANDC__) && (__BORLANDC__ >= 0x520)
 124     #define wxHAVE_TCHAR_SUPPORT
 125     #include <ctype.h>
 126 #elif defined(__WATCOMC__)
 127     #define wxHAVE_TCHAR_SUPPORT
 128 #elif defined(__DMC__)
 129     #define wxHAVE_TCHAR_SUPPORT
 130 #elif defined(__MINGW32__) && wxCHECK_W32API_VERSION( 1, 0 ) && !defined(__WXPALMOS__)
 131     #define wxHAVE_TCHAR_SUPPORT
 132     #include <stddef.h>
 133     #include <string.h>
 134     #include <ctype.h>
 135 #elif 0 && defined(__VISAGECPP__) && (__IBMCPP__ >= 400)
 136     /* VZ: the old VisualAge definitions were completely wrong and had no */
 137     /*     chance at all to work in Unicode build anyhow so let's pretend that */
 138     /*     VisualAge does _not_ support TCHAR for the moment (as indicated by */
 139     /*     "0 &&" above) until someone really has time to delve into Unicode */
 140     /*     issues under OS/2 */
 141
 142     /* VisualAge 4.0+ supports TCHAR */
 143     #define wxHAVE_TCHAR_SUPPORT
 144 #endif /* compilers with (good) TCHAR support */
 145
 146 #ifdef __MWERKS__
 147     #define HAVE_WPRINTF
 148 #endif
 149
 150 #ifdef wxHAVE_TCHAR_SUPPORT
 151     /* get TCHAR definition if we've got it */
 152     #include <tchar.h>
 153
 154     /* we surely do have wchar_t if we have TCHAR */
 155     #ifndef wxUSE_WCHAR_T
 156         #define wxUSE_WCHAR_T 1
 157     #endif /* !defined(wxUSE_WCHAR_T) */
 158
 159     /* and we also do have wcslen() */
 160     #ifndef HAVE_WCSLEN
 161         #define HAVE_WCSLEN
 162     #endif
 163 #endif /* wxHAVE_TCHAR_SUPPORT */
 164
 165 /* ---------------------------------------------------------------------------- */
 166 /* define wxChar type */
 167 /* ---------------------------------------------------------------------------- */
 168
 169 /* TODO: define wxCharInt to be equal to either int or wint_t? */
 170
 171 #if !wxUSE_UNICODE
 172     typedef char wxChar;
 173     typedef signed char wxSChar;
 174     typedef unsigned char wxUChar;
 175 #else /* Unicode */
 176     /* VZ: note that VC++ defines _T[SU]CHAR simply as wchar_t and not as */
 177     /*     signed/unsigned version of it which (a) makes sense to me (unlike */
 178     /*     char wchar_t is always unsigned) and (b) was how the previous */
 179     /*     definitions worked so keep it like this */
 180
 181     /* GNU libc has __WCHAR_TYPE__ which requires special treatment, see */
 182     /* comment below */
 183     #if !defined(__WCHAR_TYPE__) || \
 184         (!defined(__GNUC__) || wxCHECK_GCC_VERSION(2, 96))
 185         /* standard case */
 186         typedef wchar_t wxChar;
 187         typedef wchar_t wxSChar;
 188         typedef wchar_t wxUChar;
 189     #else /* __WCHAR_TYPE__ and gcc < 2.96 */
 190         /* VS: wxWidgets used to define wxChar as __WCHAR_TYPE__ here. However, */
 191         /*     this doesn't work with new GCC 3.x compilers because wchar_t is */
 192         /*     C++'s builtin type in the new standard. OTOH, old compilers (GCC */
 193         /*     2.x) won't accept new definition of wx{S,U}Char, therefore we */
 194         /*     have to define wxChar conditionally depending on detected */
 195         /*     compiler & compiler version. */
 196         /*     with old definition of wxChar. */
 197         typedef __WCHAR_TYPE__ wxChar;
 198         typedef __WCHAR_TYPE__ wxSChar;
 199         typedef __WCHAR_TYPE__ wxUChar;
 200     #endif /* __WCHAR_TYPE__ */
 201 #endif /* ASCII/Unicode */
 202
 203 /* ---------------------------------------------------------------------------- */
 204 /* define _T() and related macros */
 205 /* ---------------------------------------------------------------------------- */
 206
 207 /* BSD systems define _T() to be something different in ctype.h, override it */
 208 #if defined(__FreeBSD__) || defined(__DARWIN__)
 209     #include <ctype.h>
 210     #undef _T
 211 #endif
 212
 213 /* could already be defined by tchar.h (it's quasi standard) */
 214 #ifndef _T
 215     #if !wxUSE_UNICODE
 216         #define _T(x) x
 217     #else /* Unicode */
 218         #define _T(x) L ## x
 219     #endif /* ASCII/Unicode */
 220 #endif /* !defined(_T) */
 221
 222 /* although global macros with such names are normally bad, we want to have */
 223 /* another name for _T() which should be used to avoid confusion between _T() */
 224 /* and _() in wxWidgets sources */
 225 #define wxT(x)       _T(x)
 226
 227 /* Unicode-friendly __FILE__, __DATE__ and __TIME__ analogs */
 228 #ifndef __TFILE__
 229     #define __XFILE__(x) wxT(x)
 230     #define __TFILE__ __XFILE__(__FILE__)
 231 #endif
 232
 233 #ifndef __TDATE__
 234     #define __XDATE__(x) wxT(x)
 235     #define __TDATE__ __XDATE__(__DATE__)
 236 #endif
 237
 238 #ifndef __TTIME__
 239     #define __XTIME__(x) wxT(x)
 240     #define __TTIME__ __XTIME__(__TIME__)
 241 #endif
 242
 243 /*
 244     define wxFoo() function for each standard foo() function whose signature
 245     (exceptionally including the return type) includes any mention of char:
 246     wxFoo() is going to be a Unicode-friendly version of foo(), i.e. will have
 247     the same signature but with char replaced by wxChar which allows us to use
 248     it in Unicode build as well
 249  */
 250
 251 #ifdef wxHAVE_TCHAR_SUPPORT
 252     #include <ctype.h>
 253
 254     #if defined(__WATCOMC__) && defined(UNICODE)
 255       #define WXWCHAR_T_CAST(c) (wint_t)(c)
 256     #else
 257       #define WXWCHAR_T_CAST(c) c
 258     #endif
 259
 260     /* ctype.h functions */
 261     #define  wxIsalnum(c)   _istalnum(WXWCHAR_T_CAST(c))
 262     #define  wxIsalpha(c)   _istalpha(WXWCHAR_T_CAST(c))
 263     #define  wxIscntrl(c)   _istcntrl(WXWCHAR_T_CAST(c))
 264     #define  wxIsdigit(c)   _istdigit(WXWCHAR_T_CAST(c))
 265     #define  wxIsgraph(c)   _istgraph(WXWCHAR_T_CAST(c))
 266     #define  wxIslower(c)   _istlower(WXWCHAR_T_CAST(c))
 267     #define  wxIsprint(c)   _istprint(WXWCHAR_T_CAST(c))
 268     #define  wxIspunct(c)   _istpunct(WXWCHAR_T_CAST(c))
 269     #define  wxIsspace(c)   _istspace(WXWCHAR_T_CAST(c))
 270     #define  wxIsupper(c)   _istupper(WXWCHAR_T_CAST(c))
 271     #define  wxIsxdigit(c)  _istxdigit(WXWCHAR_T_CAST(c))
 272
 273     /*
 274        There is a bug in VC6 C RTL: toxxx() functions dosn't do anything with
 275        signed chars < 0, so "fix" it here.
 276      */
 277     #define  wxTolower(c) _totlower((wxUChar)(c))
 278     #define  wxToupper(c) _totupper((wxUChar)(c))
 279
 280     /* locale.h functons */
 281     #define  wxSetlocale _tsetlocale
 282
 283     /* string.h functions */
 284     #define  wxStrcat    _tcscat
 285     #define  wxStrchr    _tcschr
 286     #define  wxStrcmp    _tcscmp
 287     #define  wxStrcoll   _tcscoll
 288     #define  wxStrcpy    _tcscpy
 289     #define  wxStrcspn   _tcscspn
 290     #define  wxStrdupW   _wcsdup        /* notice the 'W'! */
 291     #define  wxStrftime  _tcsftime
 292     #define  wxStricmp   _tcsicmp
 293     #define  wxStrnicmp  _tcsnicmp
 294     #define  wxStrlen_   _tcslen        /* used in wxStrlen inline function */
 295     #define  wxStrncat   _tcsncat
 296     #define  wxStrncmp   _tcsncmp
 297     #define  wxStrncpy   _tcsncpy
 298     #define  wxStrpbrk   _tcspbrk
 299     #define  wxStrrchr   _tcsrchr
 300     #define  wxStrspn    _tcsspn
 301     #define  wxStrstr    _tcsstr
 302     #define  wxStrtod    _tcstod
 303     #define  wxStrtol    _tcstol
 304     #define  wxStrtoul   _tcstoul
 305     #define  wxStrxfrm   _tcsxfrm
 306
 307     /* stdio.h functions */
 308     #define  wxFgetc     _fgettc
 309     #define  wxFgetchar  _fgettchar
 310     #define  wxFgets     _fgetts
 311     #if wxUSE_UNICODE_MSLU
 312         #define  wxFopen    wxMSLU__tfopen
 313     #else
 314         #define  wxFopen     _tfopen
 315     #endif
 316     #define  wxFputc     _fputtc
 317     #define  wxFputchar  _fputtchar
 318     #define  wxFprintf   _ftprintf
 319     #define  wxFputs     _fputts
 320     #define  wxFreopen   _tfreopen
 321     #define  wxFscanf    _ftscanf
 322     #define  wxGetc      _gettc
 323     #define  wxGetchar   _gettchar
 324     #define  wxGets      _getts
 325     #define  wxPerror    _tperror
 326     #define  wxPrintf    _tprintf
 327     #define  wxPutc(c,f) _puttc(WXWCHAR_T_CAST(c),f)
 328     #define  wxPutchar   _puttchar
 329     #define  wxPuts      _putts
 330     #define  wxScanf     _tscanf
 331     #if defined(__DMC__)
 332         #if wxUSE_UNICODE
 333             /* Digital Mars adds count to _stprintf (C99) so prototype conversion see wxchar.cpp */
 334             int wxSprintf (wchar_t * __RESTRICT s, const wchar_t * __RESTRICT format, ... ) ;
 335         #else
 336             /* and there is a bug in D Mars tchar.h prior to 8.39.4n, so define as sprintf */
 337             #define wxSprintf sprintf
 338         #endif
 339     #else
 340         #define  wxSprintf   _stprintf
 341     #endif
 342
 343     #define  wxSscanf    _stscanf
 344     #define  wxTmpnam    _ttmpnam
 345     #define  wxUngetc    _tungetc
 346     #define  wxVfprintf  _vftprintf
 347     #define  wxVprintf   _vtprintf
 348     #define  wxVsscanf   _vstscanf
 349     #define  wxVsprintf  _vstprintf
 350
 351     /* special case: not all TCHAR-aware compilers have those */
 352     #if defined(__VISUALC__) || \
 353             (defined(__BORLANDC__) && __BORLANDC__ >= 0x540)
 354         #define wxVsnprintf_    _vsntprintf
 355         #define wxSnprintf_     _sntprintf
 356     #endif
 357
 358     /* special case: these functions are missing under Win9x with Unicows so we */
 359     /* have to implement them ourselves */
 360     #if wxUSE_UNICODE_MSLU
 361         #define  wxRemove    wxMSLU__tremove
 362         #define  wxRename    wxMSLU__trename
 363     #else
 364         #ifdef __WXWINCE__
 365             #define  wxRemove    DeleteFile
 366         #else
 367             #define  wxRemove    _tremove
 368             #define  wxRename    _trename
 369         #endif
 370     #endif
 371
 372     /* stdlib.h functions */
 373     #define  wxAtoi      _ttoi
 374     #define  wxAtol      _ttol
 375     /* #define  wxAtof   _tttof -- notice that there is no such thing (why?) */
 376     /* there are no env vars at all under CE, so no _tgetenv neither */
 377     #ifdef __WXWINCE__
 378         /* can't define as inline function as this is a C file... */
 379         #define wxGetenv(name)  ((wxChar *)NULL)
 380     #else
 381         #define  wxGetenv    _tgetenv
 382     #endif
 383     #define  wxSystem    _tsystem
 384
 385     /* time.h functions */
 386     #define  wxAsctime   _tasctime
 387     #define  wxCtime     _tctime
 388 #else /* !TCHAR-aware compilers */
 389
 390     #if !defined(__MWERKS__) && defined(__DARWIN__) && ( MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_2 )
 391         /* even though they are defined and "implemented", they are bad and just
 392            stubs so we need our own - we need these even in ANSI builds!! */
 393         #define mbstowcs wxInternalMbstowcs
 394         #define wcstombs wxInternalWcstombs
 395
 396         WXDLLIMPEXP_BASE size_t wxInternalMbstowcs (wchar_t *, const char *, size_t);
 397         WXDLLIMPEXP_BASE size_t wxInternalWcstombs (char *, const wchar_t *, size_t);
 398     #endif
 399
 400     /* No UNICODE in the c library except wchar_t typedef on mac OSX 10.2 and less - roll our own */
 401     #if !defined(__MWERKS__) && wxUSE_UNICODE && defined(__DARWIN__) && ( MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_2 )
 402
 403         /* we need everything! */
 404         #define wxNEED_WX_STRING_H
 405         #define wxNEED_WX_CTYPE_H
 406
 407         #define  wxFgetchar(c)  wxFgetc(c, stdin)
 408         #define  wxFputc     wxPutc
 409         #define  wxFputchar(c)  wxPutc(c, stdout)
 410         #define  wxGetc      wxFgetc
 411         #define  wxGetchar(c)   wxFgetc(c, stdin)
 412
 413         #include <stdio.h>
 414
 415         #define wxNEED_FGETC
 416         #define wxNEED_FGETS
 417         #define wxNEED_GETS
 418         #define wxNEED_UNGETC
 419
 420         #define wxNEED_FPUTS
 421         #define wxNEED_PUTS
 422         #define wxNEED_PUTC
 423
 424         int wxFputs(const wxChar *ch, FILE *stream);
 425         int wxPuts(const wxChar *ws);
 426         int wxPutc(wxChar ch, FILE *stream);
 427
 428         #ifdef __cplusplus
 429         extern "C" {
 430         #endif
 431             WXDLLIMPEXP_BASE size_t   wxStrlen_(const wxChar *s);
 432         #ifdef __cplusplus
 433         }
 434         #endif
 435
 436         #define wxPutchar(wch) wxPutc(wch, stdout)
 437
 438         #define wxNEED_PRINTF_CONVERSION
 439         #define wxNEED_WX_STDIO_H
 440         #define wxNEED_WX_STDLIB_H
 441         #define wxNEED_WX_TIME_H
 442
 443     #elif wxUSE_UNICODE
 444         #include <wctype.h>
 445
 446         /* this is probably glibc-specific */
 447         #if defined(__WCHAR_TYPE__) && !defined(__MWERKS__)
 448             /* ctype.h functions (wctype.h) */
 449             #define  wxIsalnum   iswalnum
 450             #define  wxIsalpha   iswalpha
 451             #define  wxIscntrl   iswcntrl
 452             #define  wxIsdigit   iswdigit
 453             #define  wxIsgraph   iswgraph
 454             #define  wxIslower   iswlower
 455             #define  wxIsprint   iswprint
 456             #define  wxIspunct   iswpunct
 457             #define  wxIsspace   iswspace
 458             #define  wxIsupper   iswupper
 459             #define  wxIsxdigit  iswxdigit
 460
 461             #if defined(__GLIBC__) && (__GLIBC__ == 2) && (__GLIBC_MINOR__ == 0)
 462                 /* /usr/include/wctype.h incorrectly declares translations */
 463                 /* tables which provokes tons of compile-time warnings -- try */
 464                 /* to correct this */
 465                 #define  wxTolower(wc)   towctrans((wc), (wctrans_t)__ctype_tolower)
 466                 #define  wxToupper(wc)   towctrans((wc), (wctrans_t)__ctype_toupper)
 467             #else /* !glibc 2.0 */
 468                 #define  wxTolower   towlower
 469                 #define  wxToupper   towupper
 470             #endif /* gcc/!gcc */
 471
 472             /* string.h functions (wchar.h) */
 473             #define  wxStrcat    wcscat
 474             #define  wxStrchr    wcschr
 475             #define  wxStrcmp    wcscmp
 476             #define  wxStrcoll   wcscoll
 477             #define  wxStrcpy    wcscpy
 478             #define  wxStrcspn   wcscspn
 479             #define  wxStrlen_   wxWcslen /* wxStrlen_() is used in wxStrlen() */
 480             #define  wxStrncat   wcsncat
 481             #define  wxStrncmp   wcsncmp
 482             #define  wxStrncpy   wcsncpy
 483             #define  wxStrpbrk   wcspbrk
 484             #define  wxStrrchr   wcsrchr
 485             #define  wxStrspn    wcsspn
 486             #define  wxStrstr    wcsstr
 487             #define  wxStrtod    wcstod
 488             #define  wxStrtol    wcstol
 489             #define  wxStrtoul   wcstoul
 490             #define  wxStrxfrm   wcsxfrm
 491
 492             #define  wxFgetc     fgetwc
 493             #define  wxFgetchar  fgetwchar
 494             #define  wxFgets     fgetws
 495             #define  wxFputc     fputwc
 496             #define  wxFputchar  fputwchar
 497             #define  wxGetc      getwc
 498             #define  wxGetchar   getwchar
 499             #define  wxGets      getws
 500             #define  wxUngetc    ungetwc
 501
 502             #ifdef HAVE_FPUTWS
 503                 #define wxFputs     fputws
 504             #else
 505                 #define wxNEED_FPUTS
 506                 #include <stdio.h>
 507                 int wxFputs(const wxChar *ch, FILE *stream);
 508             #endif
 509
 510             #ifdef HAVE_WPUTC
 511                 #define wxPutc      wputc
 512             #else
 513                 #define wxNEED_PUTC
 514                 #include <stdio.h>
 515                 int wxPutc(wxChar ch, FILE *stream);
 516             #endif
 517
 518             #ifdef HAVE_WPUTCHAR
 519                 #define wxPutchar   wputchar
 520             #else
 521                 #define wxPutchar(wch) wxPutc(wch, stdout)
 522             #endif
 523
 524             #ifdef HAVE_PUTWS
 525                 #define wxPuts      putws
 526             #else
 527                 #define wxNEED_PUTS
 528                 int wxPuts(const wxChar *ws);
 529             #endif
 530
 531             /* we need %s to %ls conversion for printf and scanf etc */
 532             #define wxNEED_PRINTF_CONVERSION
 533
 534             /* glibc doesn't have wide char equivalents of the other stuff so */
 535             /* use our own versions */
 536             #define wxNEED_WX_STDIO_H
 537             #define wxNEED_WX_STDLIB_H
 538             #define wxNEED_WX_TIME_H
 539         #elif defined(__MWERKS__) && ( defined(__MSL__) || defined(__MACH__) )
 540             /* ctype.h functions (wctype.h) */
 541             #define  wxIsalnum   iswalnum
 542             #define  wxIsalpha   iswalpha
 543             #define  wxIscntrl   iswcntrl
 544             #define  wxIsdigit   iswdigit
 545             #define  wxIsgraph   iswgraph
 546             #define  wxIslower   iswlower
 547             #define  wxIsprint   iswprint
 548             #define  wxIspunct   iswpunct
 549             #define  wxIsspace   iswspace
 550             #define  wxIsupper   iswupper
 551             #define  wxIsxdigit  iswxdigit
 552             #define  wxTolower   towlower
 553             #define  wxToupper   towupper
 554
 555             /* string.h functions (wchar.h) */
 556             #define  wxStrcat    wcscat
 557             #define  wxStrchr    wcschr
 558             #define  wxStrcmp    wcscmp
 559             #define  wxStrcoll   wcscoll
 560             #define  wxStrcpy    wcscpy
 561             #define  wxStrcspn   wcscspn
 562             #define  wxStrlen_   wxWcslen /* wxStrlen_() is used in wxStrlen() */
 563             #define  wxStrncat   wcsncat
 564             #define  wxStrncmp   wcsncmp
 565             #define  wxStrncpy   wcsncpy
 566             #define  wxStrpbrk   wcspbrk
 567             #define  wxStrrchr   wcsrchr
 568             #define  wxStrspn    wcsspn
 569             #define  wxStrstr    wcsstr
 570             #define  wxStrtod    wcstod
 571             #define  wxStrtol    wcstol
 572             #define  wxStrtoul   wcstoul
 573             #define  wxStrxfrm   wcsxfrm
 574
 575             #define  wxFgetc     fgetwc
 576             #define  wxFgetchar  fgetwchar
 577             #define  wxFgets     fgetws
 578             #define  wxFputc     fputwc
 579             #define  wxFputchar  fputwchar
 580             #define  wxGetc      getwc
 581             #define  wxGetchar   getwchar
 582             #define  wxGets      getws
 583             #define  wxUngetc    ungetwc
 584
 585             #define wxNEED_PRINTF_CONVERSION
 586
 587             #define  wxPutc      putwc
 588             #define  wxPutchar   putwchar
 589             #define  wxFputs     fputws
 590
 591             /* stdio.h functions */
 592
 593             #define wxNEED_WX_STDIO_H
 594
 595             /* stdlib.h functions */
 596             #ifdef __MACH__
 597             #define wxNEED_WX_STDLIB_H
 598             #else
 599             #define  wxAtof      watof
 600             #define  wxAtoi      watoi
 601             #define  wxAtol      watol
 602             #define  wxGetenv(a)    ((wxChar*)NULL)
 603             #define  wxSystem(a)    ((int)NULL)
 604             #endif
 605             /* time.h functions */
 606             #define  wxAsctime   wasciitime
 607             #define  wxCtime     wctime
 608             /* #define  wxStrftime  wcsftime */
 609
 610             #define wxNEED_WX_TIME_H
 611         #else /* !metrowerks for apple */
 612             #error  "Please define wide character functions for your environment"
 613         #endif
 614     #else /* ASCII */
 615         #include <ctype.h>
 616         #include <string.h>
 617
 618         /* ctype.h functions */
 619         #define  wxIsalnum   isalnum
 620         #define  wxIsalpha   isalpha
 621         #define  wxIscntrl   iscntrl
 622         #define  wxIsdigit   isdigit
 623         #define  wxIsgraph   isgraph
 624         #define  wxIslower   islower
 625         #define  wxIsprint   isprint
 626         #define  wxIspunct   ispunct
 627         #define  wxIsspace   isspace
 628         #define  wxIsupper   isupper
 629         #define  wxIsxdigit  isxdigit
 630         #define  wxTolower   tolower
 631         #define  wxToupper   toupper
 632
 633          /* locale.h functons */
 634         #define  wxSetlocale setlocale
 635
 636          /* string.h functions */
 637         #define  wxStrcat    strcat
 638         #define  wxStrchr    strchr
 639         #define  wxStrcmp    strcmp
 640         #define  wxStrcoll   strcoll
 641         #define  wxStrcpy    strcpy
 642         #define  wxStrcspn   strcspn
 643
 644         /* wxStricmp and wxStrnicmp are defined below */
 645         #define  wxStrlen_   strlen /* used in wxStrlen inline function */
 646         #define  wxStrncat   strncat
 647         #define  wxStrncmp   strncmp
 648         #define  wxStrncpy   strncpy
 649         #define  wxStrpbrk   strpbrk
 650         #define  wxStrrchr   strrchr
 651         #define  wxStrspn    strspn
 652         #define  wxStrstr    strstr
 653         #define  wxStrtod    strtod
 654         #ifdef HAVE_STRTOK_R
 655             #define  wxStrtok(str, sep, last)    strtok_r(str, sep, last)
 656         #endif
 657         #define  wxStrtol    strtol
 658         #define  wxStrtoul   strtoul
 659         #define  wxStrxfrm   strxfrm
 660
 661         /* stdio.h functions */
 662         #define  wxFopen     fopen
 663         #define  wxFreopen   freopen
 664         #define  wxRemove    remove
 665         #define  wxRename    rename
 666
 667         #define  wxPerror    perror
 668         #define  wxTmpnam    tmpnam
 669
 670         #define  wxFgetc     fgetc
 671         #define  wxFgetchar  fgetchar
 672         #define  wxFgets     fgets
 673         #define  wxFputc     fputc
 674         #define  wxFputs     fputs
 675         #define  wxFputchar  fputchar
 676         #define  wxFprintf   fprintf
 677         #define  wxFscanf    fscanf
 678         #define  wxGetc      getc
 679         #define  wxGetchar   getchar
 680         #define  wxGets      gets
 681         #define  wxPrintf    printf
 682         #define  wxPutc      putc
 683         #define  wxPutchar   putchar
 684         #define  wxPuts      puts
 685         #define  wxScanf     scanf
 686         #define  wxSprintf   sprintf
 687         #define  wxSscanf    sscanf
 688         #define  wxUngetc    ungetc
 689         #define  wxVfprintf  vfprintf
 690         #define  wxVprintf   vprintf
 691         #define  wxVsscanf   vsscanf
 692         #define  wxVsprintf  vsprintf
 693
 694         /* stdlib.h functions */
 695         #define  wxAtof      atof
 696         #define  wxAtoi      atoi
 697         #define  wxAtol      atol
 698         #define  wxGetenv    getenv
 699         #define  wxSystem    system
 700
 701         /* time.h functions */
 702         #define  wxAsctime   asctime
 703         #define  wxCtime     ctime
 704         #define  wxStrftime  strftime
 705     #endif /* Unicode/ASCII */
 706 #endif /* TCHAR-aware compilers/the others */
 707
 708 /*
 709     various special cases
 710  */
 711
 712 /* define wxStricmp and wxStrnicmp for various compilers */
 713
 714 /* note that in Unicode mode we definitely are going to need our own version */
 715 #if !defined(wxStricmp) && !wxUSE_UNICODE
 716     #if defined(__BORLANDC__) || defined(__WATCOMC__) || \
 717             defined(__SALFORDC__) || defined(__VISAGECPP__) || \
 718             defined(__EMX__) || defined(__DJGPP__)
 719         #define wxStricmp stricmp
 720         #define wxStrnicmp strnicmp
 721     #elif defined(__WXPALMOS__)
 722         /* FIXME: There is no equivalent to strnicmp in the Palm OS API.  This
 723          * quick hack should do until one can be written.
 724          */
 725         #define wxStricmp StrCaselessCompare
 726         #define wxStrnicmp strnicmp
 727     #elif defined(__SYMANTEC__) || defined(__VISUALC__) || \
 728             (defined(__MWERKS__) && defined(__INTEL__))
 729         #define wxStricmp _stricmp
 730         #define wxStrnicmp _strnicmp
 731     #elif defined(__UNIX__) || defined(__GNUWIN32__)
 732         #define wxStricmp strcasecmp
 733         #define wxStrnicmp strncasecmp
 734     /* #else -- use wxWidgets implementation */
 735     #endif
 736 #endif /* !defined(wxStricmp) */
 737
 738 /* define wxWcslen() which should be always available if wxUSE_WCHAR_T == 1 (as */
 739 /* it's used in wx/buffer.h -- and also might be used just below by wxStrlen() */
 740 /* when wxStrlen_() is #define'd as wxWcslen so do it before defining wxStrlen) */
 741 #if wxUSE_WCHAR_T
 742     #ifdef HAVE_WCSLEN
 743         #define wxWcslen wcslen
 744     #else
 745         WXDLLIMPEXP_BASE size_t wxWcslen(const wchar_t *s);
 746     #endif
 747 #endif /* wxUSE_WCHAR_T */
 748
 749 #ifdef __cplusplus
 750 /* checks whether the passed in pointer is NULL and if the string is empty */
 751 inline bool wxIsEmpty(const wxChar *p) { return !p || !*p; }
 752
 753 /* safe version of strlen() (returns 0 if passed NULL pointer) */
 754 inline size_t wxStrlen(const wxChar *psz) { return psz ? wxStrlen_(psz) : 0; }
 755 #endif
 756
 757 /*
 758     each of strdup() and wcsdup() may or may not be available but we need both
 759     of them anyhow for wx/buffer.h so we define the missing one(s) in
 760     wxchar.cpp and so we should always have both wxStrdupA and wxStrdupW
 761     defined -- if this is somehow not the case in some situations, please
 762     correct that and not the lines here
 763  */
 764 #if wxUSE_UNICODE
 765     #define wxStrdup wxStrdupW
 766 #else
 767     #define wxStrdup wxStrdupA
 768 #endif
 769
 770 #ifdef __cplusplus
 771 WXDLLIMPEXP_BASE bool wxOKlibc(); /* for internal use */
 772 #endif
 773
 774 /* printf() family saga */
 775
 776 /*
 777    For some systems vsnprintf() exists in the system libraries but not in the
 778    headers, so we need to declare it ourselves to be able to use it.
 779  */
 780 #if defined(HAVE_VSNPRINTF) && !defined(HAVE_VSNPRINTF_DECL)
 781 #ifdef __cplusplus
 782     extern "C"
 783 #else
 784     extern
 785 #endif
 786     int vsnprintf(char *str, size_t size, const char *format, va_list ap);
 787 #endif /* !HAVE_VSNPRINTF_DECL */
 788
 789 /*
 790    First of all, we always want to define safe snprintf() function to be used
 791    instead of sprintf(). Some compilers already have it (or rather vsnprintf()
 792    which we really need...), otherwise we implement it using our own printf()
 793    code.
 794
 795    We define function with a trailing underscore here because the real one is a
 796    wrapper around it as explained below
 797  */
 798 #ifndef wxVsnprintf_
 799     #if wxUSE_UNICODE
 800         #if defined(__MWERKS__)
 801             #define HAVE_WCSRTOMBS 1
 802             #define HAVE_VSWPRINTF 1
 803         #endif
 804         #if defined(__WATCOMC__)
 805             #define wxVsnprintf_    _vsnwprintf
 806             #define wxSnprintf_     _snwprintf
 807         #endif
 808         #if defined(HAVE__VSNWPRINTF)
 809             #define wxVsnprintf_    _vsnwprintf
 810         /* MinGW?MSVCRT has the wrong vswprintf */
 811         #elif defined(HAVE_VSWPRINTF) && !defined(__MINGW32__)
 812             #define wxVsnprintf_    vswprintf
 813         #endif
 814     #else /* ASCII */
 815         /* all versions of CodeWarrior supported by wxWidgets apparently have */
 816         /* vsnprintf() */
 817         #if defined(HAVE_VSNPRINTF) || defined(__MWERKS__) || defined(__WATCOMC__)
 818             /* assume we have snprintf() too if we have vsnprintf() */
 819             #define wxVsnprintf_    vsnprintf
 820             #define wxSnprintf_     snprintf
 821         #endif
 822     #endif
 823 #endif /* wxVsnprintf_ not defined yet */
 824
 825 #ifndef wxSnprintf_
 826     /* no [v]snprintf(), cook our own */
 827     WXDLLIMPEXP_BASE int wxSnprintf_(wxChar *buf, size_t len, const wxChar *format,
 828                                 ...) ATTRIBUTE_PRINTF_3;
 829 #endif
 830 #ifndef wxVsnprintf_
 831     WXDLLIMPEXP_BASE int wxVsnprintf_(wxChar *buf, size_t len, const wxChar *format,
 832                                  va_list argptr);
 833 #endif
 834
 835 /*
 836    In Unicode mode we need to have all standard functions such as wprintf() and
 837    so on but not all systems have them so use our own implementations in this
 838    case.
 839  */
 840 #if wxUSE_UNICODE && !defined(wxHAVE_TCHAR_SUPPORT) && !defined(HAVE_WPRINTF)
 841     #define wxNEED_WPRINTF
 842 #endif
 843
 844 /*
 845    More Unicode complications: although both ANSI C and C++ define a number of
 846    wide character functions such as wprintf(), not all environments have them.
 847    Worse, those which do have different behaviours: under Windows, %s format
 848    specifier changes its meaning in Unicode build and expects a Unicode string
 849    while under Unix/POSIX it still means an ASCII string even for wprintf() and
 850    %ls has to be used for wide strings.
 851
 852    We choose to always emulate Windows behaviour as more useful for us so even
 853    if we have wprintf() we still must wrap it in a non trivial wxPrintf().
 854
 855 */
 856
 857 #if defined(wxNEED_PRINTF_CONVERSION) || defined(wxNEED_WPRINTF)
 858     /*
 859         we need to implement all wide character printf and scanf functions
 860         either because we don't have them at all or because they don't have the
 861         semantics we need
 862      */
 863
 864     #include <stdio.h>  /* for FILE */
 865
 866     int wxScanf( const wxChar *format, ... ) ATTRIBUTE_PRINTF_1;
 867     int wxSscanf( const wxChar *str, const wxChar *format, ... ) ATTRIBUTE_PRINTF_2;
 868     int wxFscanf( FILE *stream, const wxChar *format, ... ) ATTRIBUTE_PRINTF_2;
 869     int wxVsscanf( const wxChar *str, const wxChar *format, va_list ap );
 870     int wxPrintf( const wxChar *format, ... ) ATTRIBUTE_PRINTF_1;
 871     int wxSprintf( wxChar *str, const wxChar *format, ... ) ATTRIBUTE_PRINTF_2;
 872     int wxFprintf( FILE *stream, const wxChar *format, ... ) ATTRIBUTE_PRINTF_2;
 873     int wxVfprintf( FILE *stream, const wxChar *format, va_list ap );
 874     int wxVprintf( const wxChar *format, va_list ap );
 875     int wxVsprintf( wxChar *str, const wxChar *format, va_list ap );
 876 #endif /* wxNEED_PRINTF_CONVERSION */
 877
 878 /* these 2 can be simply mapped to the versions with underscore at the end */
 879 /* if we don't have to do the conversion */
 880 /*
 881    However, if we don't have any vswprintf() at all we don't need to redefine
 882    anything as our own wxVsnprintf_() already behaves as needed.
 883 */
 884 #if defined(wxNEED_PRINTF_CONVERSION) && defined(wxVsnprintf_)
 885     int wxSnprintf( wxChar *str, size_t size, const wxChar *format, ... ) ATTRIBUTE_PRINTF_3;
 886     int wxVsnprintf( wxChar *str, size_t size, const wxChar *format, va_list ap );
 887 #else
 888     #define wxSnprintf wxSnprintf_
 889     #define wxVsnprintf wxVsnprintf_
 890 #endif
 891
 892 /*
 893     various functions which might not be available in libc and for which we
 894     provide our own replacements in wxchar.cpp
 895  */
 896
 897 /* ctype.h functions */
 898
 899 /* RN: Used only under OSX <= 10.2 currently */
 900 #ifdef wxNEED_WX_CTYPE_H
 901     WXDLLIMPEXP_BASE int wxIsalnum(wxChar ch);
 902     WXDLLIMPEXP_BASE int wxIsalpha(wxChar ch);
 903     WXDLLIMPEXP_BASE int wxIscntrl(wxChar ch);
 904     WXDLLIMPEXP_BASE int wxIsdigit(wxChar ch);
 905     WXDLLIMPEXP_BASE int wxIsgraph(wxChar ch);
 906     WXDLLIMPEXP_BASE int wxIslower(wxChar ch);
 907     WXDLLIMPEXP_BASE int wxIsprint(wxChar ch);
 908     WXDLLIMPEXP_BASE int wxIspunct(wxChar ch);
 909     WXDLLIMPEXP_BASE int wxIsspace(wxChar ch);
 910     WXDLLIMPEXP_BASE int wxIsupper(wxChar ch);
 911     WXDLLIMPEXP_BASE int wxIsxdigit(wxChar ch);
 912     WXDLLIMPEXP_BASE int wxTolower(wxChar ch);
 913     WXDLLIMPEXP_BASE int wxToupper(wxChar ch);
 914 #endif /* wxNEED_WX_CTYPE_H */
 915
 916 /* under VC++ 6.0 isspace() returns 1 for 8 bit chars which completely breaks */
 917 /* the file parsing -- this may be true for 5.0 as well, update #ifdef then */
 918 #if defined(__VISUALC__) && (__VISUALC__ >= 1200) && !wxUSE_UNICODE
 919     #undef wxIsspace
 920     #define wxIsspace(c) ((((unsigned)c) < 128) && isspace(c))
 921 #endif /* VC++ */
 922
 923 /*
 924    a few compilers don't have the (non standard but common) isascii function,
 925    define it ourselves for them
 926  */
 927 #ifndef isascii
 928     #if defined(__MWERKS__)
 929         #define wxNEED_ISASCII
 930     #elif defined(_WIN32_WCE)
 931         #if _WIN32_WCE <= 211
 932             #define wxNEED_ISASCII
 933         #endif
 934     #endif
 935 #endif /* isascii */
 936
 937 #ifdef wxNEED_ISASCII
 938     inline int isascii(int c) { return (unsigned)c < 0x80; }
 939 #endif
 940
 941 #ifdef _WIN32_WCE
 942     #if _WIN32_WCE <= 211
 943         #define isspace(c) ((c) == _T(' ') || (c) == _T('\t'))
 944     #endif
 945 #endif /* _WIN32_WCE */
 946
 947 /*
 948    we had goofed and defined wxIsctrl() instead of (correct) wxIscntrl() in the
 949    initial versions of this header -- now it is too late to remove it so
 950    although we fixed the function/macro name above, still provide the
 951    backwards-compatible synonym.
 952  */
 953 #define wxIsctrl wxIscntrl
 954
 955 /* string.h functions */
 956 #ifndef strdup
 957     #if defined(__MWERKS__) && !defined(__MACH__) && (__MSL__ < 0x00008000)
 958         #define wxNEED_STRDUP
 959     #elif defined(__WXWINCE__)
 960         #if _WIN32_WCE <= 211
 961             #define wxNEED_STRDUP
 962         #endif
 963     #endif
 964 #endif /* strdup */
 965
 966 #ifdef wxNEED_STRDUP
 967     WXDLLIMPEXP_BASE char *strdup(const char* s);
 968 #endif
 969
 970 /* RN: Used only under OSX <= 10.2 currently
 971    The __cplusplus ifdefs are messy, but they are required to build
 972    the regex library, since c does not support function overloading
 973 */
 974 #ifdef wxNEED_WX_STRING_H
 975 # ifdef __cplusplus
 976     extern "C" {
 977 # endif
 978         WXDLLIMPEXP_BASE wxChar * wxStrcat(wxChar *dest, const wxChar *src);
 979         WXDLLIMPEXP_BASE const wxChar * wxStrchr(const wxChar *s, wxChar c);
 980         WXDLLIMPEXP_BASE int      wxStrcmp(const wxChar *s1, const wxChar *s2);
 981         WXDLLIMPEXP_BASE int      wxStrcoll(const wxChar *s1, const wxChar *s2);
 982         WXDLLIMPEXP_BASE wxChar * wxStrcpy(wxChar *dest, const wxChar *src);
 983         WXDLLIMPEXP_BASE size_t   wxStrcspn(const wxChar *s, const wxChar *reject);
 984         WXDLLIMPEXP_BASE wxChar * wxStrncat(wxChar *dest, const wxChar *src, size_t n);
 985         WXDLLIMPEXP_BASE int      wxStrncmp(const wxChar *s1, const wxChar *s2, size_t n);
 986         WXDLLIMPEXP_BASE wxChar * wxStrncpy(wxChar *dest, const wxChar *src, size_t n);
 987         WXDLLIMPEXP_BASE const wxChar * wxStrpbrk(const wxChar *s, const wxChar *accept);
 988         WXDLLIMPEXP_BASE const wxChar * wxStrrchr(const wxChar *s, wxChar c);
 989         WXDLLIMPEXP_BASE size_t   wxStrspn(const wxChar *s, const wxChar *accept);
 990         WXDLLIMPEXP_BASE const wxChar * wxStrstr(const wxChar *haystack, const wxChar *needle);
 991 # ifdef __cplusplus
 992     }
 993 # endif
 994
 995     /* These functions use C++, so we can't c extern them */
 996     WXDLLIMPEXP_BASE double   wxStrtod(const wxChar *nptr, wxChar **endptr);
 997     WXDLLIMPEXP_BASE long int wxStrtol(const wxChar *nptr, wxChar **endptr, int base);
 998     WXDLLIMPEXP_BASE unsigned long int wxStrtoul(const wxChar *nptr, wxChar **endptr, int base);
 999     WXDLLIMPEXP_BASE size_t   wxStrxfrm(wxChar *dest, const wxChar *src, size_t n);
1000
1001     /* inlined versions */
1002     #ifdef __cplusplus
1003         inline wxChar * wxStrchr(wxChar *s, wxChar c)
1004             { return (wxChar *)wxStrchr((const wxChar *)s, c); }
1005         inline wxChar * wxStrpbrk(wxChar *s, const wxChar *accept)
1006             { return (wxChar *)wxStrpbrk((const wxChar *)s, accept); }
1007         inline wxChar * wxStrrchr(wxChar *s, wxChar c)
1008             { return (wxChar *)wxStrrchr((const wxChar *)s, c); }
1009         inline wxChar *wxStrstr(wxChar *haystack, const wxChar *needle)
1010             { return (wxChar *)wxStrstr((const wxChar *)haystack, needle); }
1011     #endif
1012
1013 #endif /* wxNEED_WX_STRING_H */
1014
1015 #ifndef wxStrdupA
1016 WXDLLIMPEXP_BASE char *wxStrdupA(const char *psz);
1017 #endif
1018
1019 #ifndef wxStrdupW
1020 WXDLLIMPEXP_BASE wchar_t *wxStrdupW(const wchar_t *pwz);
1021 #endif
1022
1023 #ifndef wxStricmp
1024 WXDLLIMPEXP_BASE int wxStricmp(const wxChar *psz1, const wxChar *psz2);
1025 #endif
1026
1027 #ifndef wxStrnicmp
1028 WXDLLIMPEXP_BASE int wxStrnicmp(const wxChar *psz1, const wxChar *psz2, size_t len);
1029 #endif
1030
1031 #ifndef wxStrtok
1032 WXDLLIMPEXP_BASE wxChar * wxStrtok(wxChar *psz, const wxChar *delim, wxChar **save_ptr);
1033 #endif
1034
1035 #ifdef __cplusplus
1036 #ifndef wxSetlocale
1037 class WXDLLIMPEXP_BASE wxWCharBuffer;
1038 WXDLLIMPEXP_BASE wxWCharBuffer wxSetlocale(int category, const wxChar *locale);
1039 #endif
1040 #endif
1041
1042 /* stdio.h functions */
1043 #ifdef wxNEED_WX_STDIO_H
1044     #include <stdio.h>
1045     WXDLLIMPEXP_BASE FILE *   wxFopen(const wxChar *path, const wxChar *mode);
1046     WXDLLIMPEXP_BASE FILE *   wxFreopen(const wxChar *path, const wxChar *mode, FILE *stream);
1047     WXDLLIMPEXP_BASE int      wxRemove(const wxChar *path);
1048     WXDLLIMPEXP_BASE int      wxRename(const wxChar *oldpath, const wxChar *newpath);
1049
1050     /* *printf() family is handled separately */
1051 #endif /* wxNEED_WX_STDIO_H */
1052
1053
1054 /* stdlib.h functions */
1055 #ifndef wxAtof
1056 WXDLLIMPEXP_BASE double   wxAtof(const wxChar *psz);
1057 #endif
1058
1059 #ifdef wxNEED_WX_STDLIB_H
1060 WXDLLIMPEXP_BASE int      wxAtoi(const wxChar *psz);
1061 WXDLLIMPEXP_BASE long     wxAtol(const wxChar *psz);
1062 WXDLLIMPEXP_BASE wxChar * wxGetenv(const wxChar *name);
1063 WXDLLIMPEXP_BASE int      wxSystem(const wxChar *psz);
1064 #endif
1065
1066
1067 /* time.h functions */
1068 #ifdef wxNEED_WX_TIME_H
1069 #if defined(__MWERKS__) && defined(macintosh)
1070     #include <time.h>
1071 #endif
1072     /*silent gabby compilers*/
1073     struct tm;
1074     WXDLLIMPEXP_BASE size_t wxStrftime(wxChar *s, size_t max,
1075                                   const wxChar *fmt, const struct tm *tm);
1076 #endif /* wxNEED_WX_TIME_H */
1077
1078 #ifndef wxCtime
1079 #include <time.h>
1080 WXDLLIMPEXP_BASE wxChar *wxCtime(const time_t *timep);
1081 #endif
1082
1083
1084 /* missing functions in some WinCE versions */
1085 #ifdef _WIN32_WCE
1086 #if (_WIN32_WCE < 300)
1087 WXDLLIMPEXP_BASE void *calloc( size_t num, size_t size );
1088 #endif
1089 #endif /* _WIN32_WCE */
1090
1091 /* multibyte to wide char conversion functions and macros */
1092
1093 #if wxUSE_WCHAR_T
1094     /* multibyte<->widechar conversion */
1095     WXDLLIMPEXP_BASE size_t wxMB2WC(wchar_t *buf, const char *psz, size_t n);
1096     WXDLLIMPEXP_BASE size_t wxWC2MB(char *buf, const wchar_t *psz, size_t n);
1097
1098     #if wxUSE_UNICODE
1099         #define wxMB2WX wxMB2WC
1100         #define wxWX2MB wxWC2MB
1101         #define wxWC2WX wxStrncpy
1102         #define wxWX2WC wxStrncpy
1103     #else
1104         #define wxMB2WX wxStrncpy
1105         #define wxWX2MB wxStrncpy
1106         #define wxWC2WX wxWC2MB
1107         #define wxWX2WC wxMB2WC
1108     #endif
1109 #else /* !wxUSE_UNICODE */
1110 /* Why is this here?
1111 #error ha */
1112     /* No wxUSE_WCHAR_T: we have to do something (JACS) */
1113     #define wxMB2WC wxStrncpy
1114     #define wxWC2MB wxStrncpy
1115     #define wxMB2WX wxStrncpy
1116     #define wxWX2MB wxStrncpy
1117     #define wxWC2WX wxWC2MB
1118     #define wxWX2WC wxMB2WC
1119 #endif
1120
1121 /*
1122     RN:  The following are not normal versions of memcpy et al., rather
1123     these are either char or widechar versions depending on
1124     if unicode is used or not.
1125 */
1126
1127 #ifdef __cplusplus
1128
1129     //
1130     //  RN: We could do the usual tricky compiler detection here,
1131     //  and use their variant (such as wmemchr, etc.).  The problem
1132     //  is that these functions are quite rare, even though they are
1133     //  part of the current POSIX standard.  In addition, most compilers
1134     //  (including even MSC) inline them just like we do right in their
1135     //  headers.
1136     //
1137     #if wxUSE_UNICODE
1138         #include <string.h> //for mem funcs
1139
1140         //implement our own wmem variants
1141         inline wxChar* wxTmemchr(const wxChar* s, wxChar c, size_t l)
1142         {
1143             for(;l && *s != c;--l, ++s) {}
1144
1145             if(l)
1146                 return (wxChar*)s;
1147             return NULL;
1148         }
1149
1150         inline int wxTmemcmp(const wxChar* sz1, const wxChar* sz2, size_t len)
1151         {
1152             for(; *sz1 == *sz2 && len; --len, ++sz1, ++sz2) {}
1153
1154             if(len)
1155                 return *sz1 < *sz2 ? -1 : *sz1 > *sz2;
1156             else
1157                 return 0;
1158         }
1159
1160         inline wxChar* wxTmemcpy(wxChar* szOut, const wxChar* szIn, size_t len)
1161         {
1162             return (wxChar*) memcpy(szOut, szIn, len * sizeof(wxChar));
1163         }
1164
1165         inline wxChar* wxTmemmove(wxChar* szOut, const wxChar* szIn, size_t len)
1166         {
1167             return (wxChar*) memmove(szOut, szIn, len * sizeof(wxChar));
1168         }
1169
1170         inline wxChar* wxTmemset(wxChar* szOut, const wxChar cIn, size_t len)
1171         {
1172             wxChar* szRet = szOut;
1173
1174             while (len--)
1175                 *szOut++ = cIn;
1176
1177             return szRet;
1178         }
1179
1180     #else //!wxUSE_UNICODE
1181     #   define wxTmemchr memchr
1182     #   define wxTmemcmp memcmp
1183     #   define wxTmemcpy memcpy
1184     #   define wxTmemmove memmove
1185     #   define wxTmemset memset
1186     #endif
1187
1188 #endif /*__cplusplus*/
1189
1190
1191 #endif /* _WX_WXCHAR_H_ */
1192