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 Joel Farley, Ove Kåven, Robert Roebling, Ron Lee
   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             /* carefully: wxRemove() must return 0 on success while DeleteFile()
 366                returns 0 on error, so don't just define one as the other */
 367             int wxRemove(const wxChar *path);
 368         #else
 369             #define  wxRemove    _tremove
 370             #define  wxRename    _trename
 371         #endif
 372     #endif
 373
 374     /* stdlib.h functions */
 375     #define  wxAtoi      _ttoi
 376     #define  wxAtol      _ttol
 377     /* #define  wxAtof   _tttof -- notice that there is no such thing (why?) */
 378     /* there are no env vars at all under CE, so no _tgetenv neither */
 379     #ifdef __WXWINCE__
 380         /* can't define as inline function as this is a C file... */
 381         #define wxGetenv(name)  ((wxChar *)NULL)
 382     #else
 383         #define  wxGetenv    _tgetenv
 384     #endif
 385     #define  wxSystem    _tsystem
 386
 387     /* time.h functions */
 388     #define  wxAsctime   _tasctime
 389     #define  wxCtime     _tctime
 390
 391     #define wxMbstowcs mbstowcs
 392     #define wxWcstombs wcstombs
 393 #else /* !TCHAR-aware compilers */
 394
 395     #if !defined(__MWERKS__) && defined(__DARWIN__) && ( MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_2 )
 396         /* even though they are defined and "implemented", they are bad and just
 397            stubs so we need our own - we need these even in ANSI builds!! */
 398         WXDLLIMPEXP_BASE size_t wxMbstowcs (wchar_t *, const char *, size_t);
 399         WXDLLIMPEXP_BASE size_t wxWcstombs (char *, const wchar_t *, size_t);
 400     #else
 401         #define wxMbstowcs mbstowcs
 402         #define wxWcstombs wcstombs
 403     #endif
 404
 405     /* No UNICODE in the c library except wchar_t typedef on mac OSX 10.2 and less - roll our own */
 406     #if !defined(__MWERKS__) && wxUSE_UNICODE && defined(__DARWIN__) && ( MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_2 )
 407
 408         /* we need everything! */
 409         #define wxNEED_WX_STRING_H
 410         #define wxNEED_WX_CTYPE_H
 411
 412         #define  wxFgetchar(c)  wxFgetc(c, stdin)
 413         #define  wxFputc     wxPutc
 414         #define  wxFputchar(c)  wxPutc(c, stdout)
 415         #define  wxGetc      wxFgetc
 416         #define  wxGetchar(c)   wxFgetc(c, stdin)
 417
 418         #include <stdio.h>
 419
 420         #define wxNEED_FGETC
 421         #define wxNEED_FGETS
 422         #define wxNEED_GETS
 423         #define wxNEED_UNGETC
 424
 425         #define wxNEED_FPUTS
 426         #define wxNEED_PUTS
 427         #define wxNEED_PUTC
 428
 429         int wxFputs(const wxChar *ch, FILE *stream);
 430         int wxPuts(const wxChar *ws);
 431         int wxPutc(wxChar ch, FILE *stream);
 432
 433         #ifdef __cplusplus
 434         extern "C" {
 435         #endif
 436             WXDLLIMPEXP_BASE size_t   wxStrlen_(const wxChar *s);
 437         #ifdef __cplusplus
 438         }
 439         #endif
 440
 441         #define wxPutchar(wch) wxPutc(wch, stdout)
 442
 443         #define wxNEED_PRINTF_CONVERSION
 444         #define wxNEED_WX_STDIO_H
 445         #define wxNEED_WX_STDLIB_H
 446         #define wxNEED_WX_TIME_H
 447
 448     #elif wxUSE_UNICODE
 449         #include <wctype.h>
 450
 451         /* this is probably glibc-specific */
 452         #if defined(__WCHAR_TYPE__) && !defined(__MWERKS__)
 453             /* ctype.h functions (wctype.h) */
 454             #define  wxIsalnum   iswalnum
 455             #define  wxIsalpha   iswalpha
 456             #define  wxIscntrl   iswcntrl
 457             #define  wxIsdigit   iswdigit
 458             #define  wxIsgraph   iswgraph
 459             #define  wxIslower   iswlower
 460             #define  wxIsprint   iswprint
 461             #define  wxIspunct   iswpunct
 462             #define  wxIsspace   iswspace
 463             #define  wxIsupper   iswupper
 464             #define  wxIsxdigit  iswxdigit
 465
 466             #if defined(__GLIBC__) && (__GLIBC__ == 2) && (__GLIBC_MINOR__ == 0)
 467                 /* /usr/include/wctype.h incorrectly declares translations */
 468                 /* tables which provokes tons of compile-time warnings -- try */
 469                 /* to correct this */
 470                 #define  wxTolower(wc)   towctrans((wc), (wctrans_t)__ctype_tolower)
 471                 #define  wxToupper(wc)   towctrans((wc), (wctrans_t)__ctype_toupper)
 472             #else /* !glibc 2.0 */
 473                 #define  wxTolower   towlower
 474                 #define  wxToupper   towupper
 475             #endif /* gcc/!gcc */
 476
 477             /* string.h functions (wchar.h) */
 478             #define  wxStrcat    wcscat
 479             #define  wxStrchr    wcschr
 480             #define  wxStrcmp    wcscmp
 481             #define  wxStrcoll   wcscoll
 482             #define  wxStrcpy    wcscpy
 483             #define  wxStrcspn   wcscspn
 484             #define  wxStrlen_   wxWcslen /* wxStrlen_() is used in wxStrlen() */
 485             #define  wxStrncat   wcsncat
 486             #define  wxStrncmp   wcsncmp
 487             #define  wxStrncpy   wcsncpy
 488             #define  wxStrpbrk   wcspbrk
 489             #define  wxStrrchr   wcsrchr
 490             #define  wxStrspn    wcsspn
 491             #define  wxStrstr    wcsstr
 492             #define  wxStrtod    wcstod
 493             #define  wxStrtol    wcstol
 494             #define  wxStrtoul   wcstoul
 495             #define  wxStrxfrm   wcsxfrm
 496
 497             #define  wxFgetc     fgetwc
 498             #define  wxFgetchar  fgetwchar
 499             #define  wxFgets     fgetws
 500             #define  wxFputc     fputwc
 501             #define  wxFputchar  fputwchar
 502             #define  wxGetc      getwc
 503             #define  wxGetchar   getwchar
 504             #define  wxGets      getws
 505             #define  wxUngetc    ungetwc
 506
 507             #ifdef HAVE_FPUTWS
 508                 #define wxFputs     fputws
 509             #else
 510                 #define wxNEED_FPUTS
 511                 #include <stdio.h>
 512                 int wxFputs(const wxChar *ch, FILE *stream);
 513             #endif
 514
 515             #ifdef HAVE_WPUTC
 516                 #define wxPutc      wputc
 517             #else
 518                 #define wxNEED_PUTC
 519                 #include <stdio.h>
 520                 int wxPutc(wxChar ch, FILE *stream);
 521             #endif
 522
 523             #ifdef HAVE_WPUTCHAR
 524                 #define wxPutchar   wputchar
 525             #else
 526                 #define wxPutchar(wch) wxPutc(wch, stdout)
 527             #endif
 528
 529             #ifdef HAVE_PUTWS
 530                 #define wxPuts      putws
 531             #else
 532                 #define wxNEED_PUTS
 533                 int wxPuts(const wxChar *ws);
 534             #endif
 535
 536             /* we need %s to %ls conversion for printf and scanf etc */
 537             #define wxNEED_PRINTF_CONVERSION
 538
 539             /* glibc doesn't have wide char equivalents of the other stuff so */
 540             /* use our own versions */
 541             #define wxNEED_WX_STDIO_H
 542             #define wxNEED_WX_STDLIB_H
 543             #define wxNEED_WX_TIME_H
 544         #elif defined(__MWERKS__) && ( defined(__MSL__) || defined(__MACH__) )
 545             /* ctype.h functions (wctype.h) */
 546             #define  wxIsalnum   iswalnum
 547             #define  wxIsalpha   iswalpha
 548             #define  wxIscntrl   iswcntrl
 549             #define  wxIsdigit   iswdigit
 550             #define  wxIsgraph   iswgraph
 551             #define  wxIslower   iswlower
 552             #define  wxIsprint   iswprint
 553             #define  wxIspunct   iswpunct
 554             #define  wxIsspace   iswspace
 555             #define  wxIsupper   iswupper
 556             #define  wxIsxdigit  iswxdigit
 557             #define  wxTolower   towlower
 558             #define  wxToupper   towupper
 559
 560             /* string.h functions (wchar.h) */
 561             #define  wxStrcat    wcscat
 562             #define  wxStrchr    wcschr
 563             #define  wxStrcmp    wcscmp
 564             #define  wxStrcoll   wcscoll
 565             #define  wxStrcpy    wcscpy
 566             #define  wxStrcspn   wcscspn
 567             #define  wxStrlen_   wxWcslen /* wxStrlen_() is used in wxStrlen() */
 568             #define  wxStrncat   wcsncat
 569             #define  wxStrncmp   wcsncmp
 570             #define  wxStrncpy   wcsncpy
 571             #define  wxStrpbrk   wcspbrk
 572             #define  wxStrrchr   wcsrchr
 573             #define  wxStrspn    wcsspn
 574             #define  wxStrstr    wcsstr
 575             #define  wxStrtod    wcstod
 576             #define  wxStrtol    wcstol
 577             #define  wxStrtoul   wcstoul
 578             #define  wxStrxfrm   wcsxfrm
 579
 580             #define  wxFgetc     fgetwc
 581             #define  wxFgetchar  fgetwchar
 582             #define  wxFgets     fgetws
 583             #define  wxFputc     fputwc
 584             #define  wxFputchar  fputwchar
 585             #define  wxGetc      getwc
 586             #define  wxGetchar   getwchar
 587             #define  wxGets      getws
 588             #define  wxUngetc    ungetwc
 589
 590             #define wxNEED_PRINTF_CONVERSION
 591
 592             #define  wxPutc      putwc
 593             #define  wxPutchar   putwchar
 594             #define  wxFputs     fputws
 595
 596             /* stdio.h functions */
 597
 598             #define wxNEED_WX_STDIO_H
 599
 600             /* stdlib.h functions */
 601             #ifdef __MACH__
 602             #define wxNEED_WX_STDLIB_H
 603             #else
 604             #define  wxAtof      watof
 605             #define  wxAtoi      watoi
 606             #define  wxAtol      watol
 607             #define  wxGetenv(a)    ((wxChar*)NULL)
 608             #define  wxSystem(a)    ((int)NULL)
 609             #endif
 610             /* time.h functions */
 611             #define  wxAsctime   wasciitime
 612             #define  wxCtime     wctime
 613             /* #define  wxStrftime  wcsftime */
 614
 615             #define wxNEED_WX_TIME_H
 616         #else /* !metrowerks for apple */
 617             #error  "Please define wide character functions for your environment"
 618         #endif
 619     #else /* ASCII */
 620         #include <ctype.h>
 621         #include <string.h>
 622
 623         /* ctype.h functions */
 624         #define  wxIsalnum   isalnum
 625         #define  wxIsalpha   isalpha
 626         #define  wxIscntrl   iscntrl
 627         #define  wxIsdigit   isdigit
 628         #define  wxIsgraph   isgraph
 629         #define  wxIslower   islower
 630         #define  wxIsprint   isprint
 631         #define  wxIspunct   ispunct
 632         #define  wxIsspace   isspace
 633         #define  wxIsupper   isupper
 634         #define  wxIsxdigit  isxdigit
 635         #define  wxTolower   tolower
 636         #define  wxToupper   toupper
 637
 638          /* locale.h functons */
 639         #define  wxSetlocale setlocale
 640
 641          /* string.h functions */
 642         #define  wxStrcat    strcat
 643         #define  wxStrchr    strchr
 644         #define  wxStrcmp    strcmp
 645         #define  wxStrcoll   strcoll
 646         #define  wxStrcpy    strcpy
 647         #define  wxStrcspn   strcspn
 648
 649         /* wxStricmp and wxStrnicmp are defined below */
 650         #define  wxStrlen_   strlen /* used in wxStrlen inline function */
 651         #define  wxStrncat   strncat
 652         #define  wxStrncmp   strncmp
 653         #define  wxStrncpy   strncpy
 654         #define  wxStrpbrk   strpbrk
 655         #define  wxStrrchr   strrchr
 656         #define  wxStrspn    strspn
 657         #define  wxStrstr    strstr
 658         #define  wxStrtod    strtod
 659         #ifdef HAVE_STRTOK_R
 660             #define  wxStrtok(str, sep, last)    strtok_r(str, sep, last)
 661         #endif
 662         #define  wxStrtol    strtol
 663         #define  wxStrtoul   strtoul
 664         #define  wxStrxfrm   strxfrm
 665
 666         /* stdio.h functions */
 667         #define  wxFopen     fopen
 668         #define  wxFreopen   freopen
 669         #define  wxRemove    remove
 670         #define  wxRename    rename
 671
 672         #define  wxPerror    perror
 673         #define  wxTmpnam    tmpnam
 674
 675         #define  wxFgetc     fgetc
 676         #define  wxFgetchar  fgetchar
 677         #define  wxFgets     fgets
 678         #define  wxFputc     fputc
 679         #define  wxFputs     fputs
 680         #define  wxFputchar  fputchar
 681         #define  wxFprintf   fprintf
 682         #define  wxFscanf    fscanf
 683         #define  wxGetc      getc
 684         #define  wxGetchar   getchar
 685         #define  wxGets      gets
 686         #define  wxPrintf    printf
 687         #define  wxPutc      putc
 688         #define  wxPutchar   putchar
 689         #define  wxPuts      puts
 690         #define  wxScanf     scanf
 691         #define  wxSprintf   sprintf
 692         #define  wxSscanf    sscanf
 693         #define  wxUngetc    ungetc
 694         #define  wxVfprintf  vfprintf
 695         #define  wxVprintf   vprintf
 696         #define  wxVsscanf   vsscanf
 697         #define  wxVsprintf  vsprintf
 698
 699         /* stdlib.h functions */
 700         #define  wxAtof      atof
 701         #define  wxAtoi      atoi
 702         #define  wxAtol      atol
 703         #define  wxGetenv    getenv
 704         #define  wxSystem    system
 705
 706         /* time.h functions */
 707         #define  wxAsctime   asctime
 708         #define  wxCtime     ctime
 709         #define  wxStrftime  strftime
 710     #endif /* Unicode/ASCII */
 711 #endif /* TCHAR-aware compilers/the others */
 712
 713 /*
 714     various special cases
 715  */
 716
 717 /* define wxStricmp and wxStrnicmp for various compilers */
 718
 719 /* note that in Unicode mode we definitely are going to need our own version */
 720 #if !defined(wxStricmp) && !wxUSE_UNICODE
 721     #if defined(__BORLANDC__) || defined(__WATCOMC__) || \
 722             defined(__SALFORDC__) || defined(__VISAGECPP__) || \
 723             defined(__EMX__) || defined(__DJGPP__)
 724         #define wxStricmp stricmp
 725         #define wxStrnicmp strnicmp
 726     #elif defined(__WXPALMOS__)
 727         /* FIXME: There is no equivalent to strnicmp in the Palm OS API.  This
 728          * quick hack should do until one can be written.
 729          */
 730         #define wxStricmp StrCaselessCompare
 731         #define wxStrnicmp strnicmp
 732     #elif defined(__SYMANTEC__) || defined(__VISUALC__) || \
 733             (defined(__MWERKS__) && defined(__INTEL__))
 734         #define wxStricmp _stricmp
 735         #define wxStrnicmp _strnicmp
 736     #elif defined(__UNIX__) || defined(__GNUWIN32__)
 737         #define wxStricmp strcasecmp
 738         #define wxStrnicmp strncasecmp
 739     /* #else -- use wxWidgets implementation */
 740     #endif
 741 #endif /* !defined(wxStricmp) */
 742
 743 /* define wxWcslen() which should be always available if wxUSE_WCHAR_T == 1 (as */
 744 /* it's used in wx/buffer.h -- and also might be used just below by wxStrlen() */
 745 /* when wxStrlen_() is #define'd as wxWcslen so do it before defining wxStrlen) */
 746 #if wxUSE_WCHAR_T
 747     #ifdef HAVE_WCSLEN
 748         #define wxWcslen wcslen
 749     #else
 750         WXDLLIMPEXP_BASE size_t wxWcslen(const wchar_t *s);
 751     #endif
 752 #endif /* wxUSE_WCHAR_T */
 753
 754 #ifdef __cplusplus
 755 /* checks whether the passed in pointer is NULL and if the string is empty */
 756 inline bool wxIsEmpty(const wxChar *p) { return !p || !*p; }
 757
 758 /* safe version of strlen() (returns 0 if passed NULL pointer) */
 759 inline size_t wxStrlen(const wxChar *psz) { return psz ? wxStrlen_(psz) : 0; }
 760 #endif
 761
 762 /*
 763     each of strdup() and wcsdup() may or may not be available but we need both
 764     of them anyhow for wx/buffer.h so we define the missing one(s) in
 765     wxchar.cpp and so we should always have both wxStrdupA and wxStrdupW
 766     defined -- if this is somehow not the case in some situations, please
 767     correct that and not the lines here
 768  */
 769 #if wxUSE_UNICODE
 770     #define wxStrdup wxStrdupW
 771 #else
 772     #define wxStrdup wxStrdupA
 773 #endif
 774
 775 #ifdef __cplusplus
 776 WXDLLIMPEXP_BASE bool wxOKlibc(); /* for internal use */
 777 #endif
 778
 779 /* printf() family saga */
 780
 781 /*
 782    For some systems vsnprintf() exists in the system libraries but not in the
 783    headers, so we need to declare it ourselves to be able to use it.
 784  */
 785 #if defined(HAVE_VSNPRINTF) && !defined(HAVE_VSNPRINTF_DECL)
 786 #ifdef __cplusplus
 787     extern "C"
 788 #else
 789     extern
 790 #endif
 791     int vsnprintf(char *str, size_t size, const char *format, va_list ap);
 792 #endif /* !HAVE_VSNPRINTF_DECL */
 793
 794 /*
 795    First of all, we always want to define safe snprintf() function to be used
 796    instead of sprintf(). Some compilers already have it (or rather vsnprintf()
 797    which we really need...), otherwise we implement it using our own printf()
 798    code.
 799
 800    We define function with a trailing underscore here because the real one is a
 801    wrapper around it as explained below
 802  */
 803 #ifndef wxVsnprintf_
 804     #if wxUSE_UNICODE
 805         #if defined(__MWERKS__)
 806             #define HAVE_WCSRTOMBS 1
 807             #define HAVE_VSWPRINTF 1
 808         #endif
 809         #if defined(__WATCOMC__)
 810             #define wxVsnprintf_    _vsnwprintf
 811             #define wxSnprintf_     _snwprintf
 812         #endif
 813         #if defined(HAVE__VSNWPRINTF)
 814             #define wxVsnprintf_    _vsnwprintf
 815         /* MinGW?MSVCRT has the wrong vswprintf */
 816         #elif defined(HAVE_VSWPRINTF) && !defined(__MINGW32__)
 817             #define wxVsnprintf_    vswprintf
 818         #endif
 819     #else /* ASCII */
 820         /* all versions of CodeWarrior supported by wxWidgets apparently have */
 821         /* vsnprintf() */
 822         #if defined(HAVE_VSNPRINTF) || defined(__MWERKS__) || defined(__WATCOMC__)
 823             /* assume we have snprintf() too if we have vsnprintf() */
 824             #define wxVsnprintf_    vsnprintf
 825             #define wxSnprintf_     snprintf
 826         #endif
 827     #endif
 828 #endif /* wxVsnprintf_ not defined yet */
 829
 830 #ifndef wxSnprintf_
 831     /* no [v]snprintf(), cook our own */
 832     WXDLLIMPEXP_BASE int wxSnprintf_(wxChar *buf, size_t len, const wxChar *format,
 833                                 ...) ATTRIBUTE_PRINTF_3;
 834 #endif
 835 #ifndef wxVsnprintf_
 836     WXDLLIMPEXP_BASE int wxVsnprintf_(wxChar *buf, size_t len, const wxChar *format,
 837                                  va_list argptr);
 838 #endif
 839
 840 /*
 841    In Unicode mode we need to have all standard functions such as wprintf() and
 842    so on but not all systems have them so use our own implementations in this
 843    case.
 844  */
 845 #if wxUSE_UNICODE && !defined(wxHAVE_TCHAR_SUPPORT) && !defined(HAVE_WPRINTF)
 846     #define wxNEED_WPRINTF
 847 #endif
 848
 849 /*
 850    More Unicode complications: although both ANSI C and C++ define a number of
 851    wide character functions such as wprintf(), not all environments have them.
 852    Worse, those which do have different behaviours: under Windows, %s format
 853    specifier changes its meaning in Unicode build and expects a Unicode string
 854    while under Unix/POSIX it still means an ASCII string even for wprintf() and
 855    %ls has to be used for wide strings.
 856
 857    We choose to always emulate Windows behaviour as more useful for us so even
 858    if we have wprintf() we still must wrap it in a non trivial wxPrintf().
 859
 860 */
 861
 862 #if defined(wxNEED_PRINTF_CONVERSION) || defined(wxNEED_WPRINTF)
 863     /*
 864         we need to implement all wide character printf and scanf functions
 865         either because we don't have them at all or because they don't have the
 866         semantics we need
 867      */
 868
 869     #include <stdio.h>  /* for FILE */
 870
 871     int wxScanf( const wxChar *format, ... ) ATTRIBUTE_PRINTF_1;
 872     int wxSscanf( const wxChar *str, const wxChar *format, ... ) ATTRIBUTE_PRINTF_2;
 873     int wxFscanf( FILE *stream, const wxChar *format, ... ) ATTRIBUTE_PRINTF_2;
 874     int wxVsscanf( const wxChar *str, const wxChar *format, va_list ap );
 875     int wxPrintf( const wxChar *format, ... ) ATTRIBUTE_PRINTF_1;
 876     int wxSprintf( wxChar *str, const wxChar *format, ... ) ATTRIBUTE_PRINTF_2;
 877     int wxFprintf( FILE *stream, const wxChar *format, ... ) ATTRIBUTE_PRINTF_2;
 878     int wxVfprintf( FILE *stream, const wxChar *format, va_list ap );
 879     int wxVprintf( const wxChar *format, va_list ap );
 880     int wxVsprintf( wxChar *str, const wxChar *format, va_list ap );
 881 #endif /* wxNEED_PRINTF_CONVERSION */
 882
 883 /* these 2 can be simply mapped to the versions with underscore at the end */
 884 /* if we don't have to do the conversion */
 885 /*
 886    However, if we don't have any vswprintf() at all we don't need to redefine
 887    anything as our own wxVsnprintf_() already behaves as needed.
 888 */
 889 #if defined(wxNEED_PRINTF_CONVERSION) && defined(wxVsnprintf_)
 890     int wxSnprintf( wxChar *str, size_t size, const wxChar *format, ... ) ATTRIBUTE_PRINTF_3;
 891     int wxVsnprintf( wxChar *str, size_t size, const wxChar *format, va_list ap );
 892 #else
 893     #define wxSnprintf wxSnprintf_
 894     #define wxVsnprintf wxVsnprintf_
 895 #endif
 896
 897 /*
 898     various functions which might not be available in libc and for which we
 899     provide our own replacements in wxchar.cpp
 900  */
 901
 902 /* ctype.h functions */
 903
 904 /* RN: Used only under OSX <= 10.2 currently */
 905 #ifdef wxNEED_WX_CTYPE_H
 906     WXDLLIMPEXP_BASE int wxIsalnum(wxChar ch);
 907     WXDLLIMPEXP_BASE int wxIsalpha(wxChar ch);
 908     WXDLLIMPEXP_BASE int wxIscntrl(wxChar ch);
 909     WXDLLIMPEXP_BASE int wxIsdigit(wxChar ch);
 910     WXDLLIMPEXP_BASE int wxIsgraph(wxChar ch);
 911     WXDLLIMPEXP_BASE int wxIslower(wxChar ch);
 912     WXDLLIMPEXP_BASE int wxIsprint(wxChar ch);
 913     WXDLLIMPEXP_BASE int wxIspunct(wxChar ch);
 914     WXDLLIMPEXP_BASE int wxIsspace(wxChar ch);
 915     WXDLLIMPEXP_BASE int wxIsupper(wxChar ch);
 916     WXDLLIMPEXP_BASE int wxIsxdigit(wxChar ch);
 917     WXDLLIMPEXP_BASE int wxTolower(wxChar ch);
 918     WXDLLIMPEXP_BASE int wxToupper(wxChar ch);
 919 #endif /* wxNEED_WX_CTYPE_H */
 920
 921 /* under VC++ 6.0 isspace() returns 1 for 8 bit chars which completely breaks */
 922 /* the file parsing -- this may be true for 5.0 as well, update #ifdef then */
 923 #if defined(__VISUALC__) && (__VISUALC__ >= 1200) && !wxUSE_UNICODE
 924     #undef wxIsspace
 925     #define wxIsspace(c) ((((unsigned)c) < 128) && isspace(c))
 926 #endif /* VC++ */
 927
 928 /*
 929    a few compilers don't have the (non standard but common) isascii function,
 930    define it ourselves for them
 931  */
 932 #ifndef isascii
 933     #if defined(__MWERKS__)
 934         #define wxNEED_ISASCII
 935     #elif defined(_WIN32_WCE)
 936         #if _WIN32_WCE <= 211
 937             #define wxNEED_ISASCII
 938         #endif
 939     #endif
 940 #endif /* isascii */
 941
 942 #ifdef wxNEED_ISASCII
 943     inline int isascii(int c) { return (unsigned)c < 0x80; }
 944 #endif
 945
 946 #ifdef _WIN32_WCE
 947     #if _WIN32_WCE <= 211
 948         #define isspace(c) ((c) == _T(' ') || (c) == _T('\t'))
 949     #endif
 950 #endif /* _WIN32_WCE */
 951
 952 /*
 953    we had goofed and defined wxIsctrl() instead of (correct) wxIscntrl() in the
 954    initial versions of this header -- now it is too late to remove it so
 955    although we fixed the function/macro name above, still provide the
 956    backwards-compatible synonym.
 957  */
 958 #define wxIsctrl wxIscntrl
 959
 960 /* string.h functions */
 961 #ifndef strdup
 962     #if defined(__MWERKS__) && !defined(__MACH__) && (__MSL__ < 0x00008000)
 963         #define wxNEED_STRDUP
 964     #elif defined(__WXWINCE__)
 965         #if _WIN32_WCE <= 211
 966             #define wxNEED_STRDUP
 967         #endif
 968     #endif
 969 #endif /* strdup */
 970
 971 #ifdef wxNEED_STRDUP
 972     WXDLLIMPEXP_BASE char *strdup(const char* s);
 973 #endif
 974
 975 /* RN: Used only under OSX <= 10.2 currently
 976    The __cplusplus ifdefs are messy, but they are required to build
 977    the regex library, since c does not support function overloading
 978 */
 979 #ifdef wxNEED_WX_STRING_H
 980 # ifdef __cplusplus
 981     extern "C" {
 982 # endif
 983         WXDLLIMPEXP_BASE wxChar * wxStrcat(wxChar *dest, const wxChar *src);
 984         WXDLLIMPEXP_BASE const wxChar * wxStrchr(const wxChar *s, wxChar c);
 985         WXDLLIMPEXP_BASE int      wxStrcmp(const wxChar *s1, const wxChar *s2);
 986         WXDLLIMPEXP_BASE int      wxStrcoll(const wxChar *s1, const wxChar *s2);
 987         WXDLLIMPEXP_BASE wxChar * wxStrcpy(wxChar *dest, const wxChar *src);
 988         WXDLLIMPEXP_BASE size_t   wxStrcspn(const wxChar *s, const wxChar *reject);
 989         WXDLLIMPEXP_BASE wxChar * wxStrncat(wxChar *dest, const wxChar *src, size_t n);
 990         WXDLLIMPEXP_BASE int      wxStrncmp(const wxChar *s1, const wxChar *s2, size_t n);
 991         WXDLLIMPEXP_BASE wxChar * wxStrncpy(wxChar *dest, const wxChar *src, size_t n);
 992         WXDLLIMPEXP_BASE const wxChar * wxStrpbrk(const wxChar *s, const wxChar *accept);
 993         WXDLLIMPEXP_BASE const wxChar * wxStrrchr(const wxChar *s, wxChar c);
 994         WXDLLIMPEXP_BASE size_t   wxStrspn(const wxChar *s, const wxChar *accept);
 995         WXDLLIMPEXP_BASE const wxChar * wxStrstr(const wxChar *haystack, const wxChar *needle);
 996 # ifdef __cplusplus
 997     }
 998 # endif
 999
1000     /* These functions use C++, so we can't c extern them */
1001     WXDLLIMPEXP_BASE double   wxStrtod(const wxChar *nptr, wxChar **endptr);
1002     WXDLLIMPEXP_BASE long int wxStrtol(const wxChar *nptr, wxChar **endptr, int base);
1003     WXDLLIMPEXP_BASE unsigned long int wxStrtoul(const wxChar *nptr, wxChar **endptr, int base);
1004     WXDLLIMPEXP_BASE size_t   wxStrxfrm(wxChar *dest, const wxChar *src, size_t n);
1005
1006     /* inlined versions */
1007     #ifdef __cplusplus
1008         inline wxChar * wxStrchr(wxChar *s, wxChar c)
1009             { return (wxChar *)wxStrchr((const wxChar *)s, c); }
1010         inline wxChar * wxStrpbrk(wxChar *s, const wxChar *accept)
1011             { return (wxChar *)wxStrpbrk((const wxChar *)s, accept); }
1012         inline wxChar * wxStrrchr(wxChar *s, wxChar c)
1013             { return (wxChar *)wxStrrchr((const wxChar *)s, c); }
1014         inline wxChar *wxStrstr(wxChar *haystack, const wxChar *needle)
1015             { return (wxChar *)wxStrstr((const wxChar *)haystack, needle); }
1016     #endif
1017
1018 #endif /* wxNEED_WX_STRING_H */
1019
1020 #ifndef wxStrdupA
1021 WXDLLIMPEXP_BASE char *wxStrdupA(const char *psz);
1022 #endif
1023
1024 #ifndef wxStrdupW
1025 WXDLLIMPEXP_BASE wchar_t *wxStrdupW(const wchar_t *pwz);
1026 #endif
1027
1028 #ifndef wxStricmp
1029 WXDLLIMPEXP_BASE int wxStricmp(const wxChar *psz1, const wxChar *psz2);
1030 #endif
1031
1032 #ifndef wxStrnicmp
1033 WXDLLIMPEXP_BASE int wxStrnicmp(const wxChar *psz1, const wxChar *psz2, size_t len);
1034 #endif
1035
1036 #ifndef wxStrtok
1037 WXDLLIMPEXP_BASE wxChar * wxStrtok(wxChar *psz, const wxChar *delim, wxChar **save_ptr);
1038 #endif
1039
1040 #ifdef __cplusplus
1041 #ifndef wxSetlocale
1042 class WXDLLIMPEXP_BASE wxWCharBuffer;
1043 WXDLLIMPEXP_BASE wxWCharBuffer wxSetlocale(int category, const wxChar *locale);
1044 #endif
1045 #endif
1046
1047 /* stdio.h functions */
1048 #ifdef wxNEED_WX_STDIO_H
1049     #include <stdio.h>
1050     WXDLLIMPEXP_BASE FILE *   wxFopen(const wxChar *path, const wxChar *mode);
1051     WXDLLIMPEXP_BASE FILE *   wxFreopen(const wxChar *path, const wxChar *mode, FILE *stream);
1052     WXDLLIMPEXP_BASE int      wxRemove(const wxChar *path);
1053     WXDLLIMPEXP_BASE int      wxRename(const wxChar *oldpath, const wxChar *newpath);
1054
1055     /* *printf() family is handled separately */
1056 #endif /* wxNEED_WX_STDIO_H */
1057
1058
1059 /* stdlib.h functions */
1060 #ifndef wxAtof
1061 WXDLLIMPEXP_BASE double   wxAtof(const wxChar *psz);
1062 #endif
1063
1064 #ifdef wxNEED_WX_STDLIB_H
1065 WXDLLIMPEXP_BASE int      wxAtoi(const wxChar *psz);
1066 WXDLLIMPEXP_BASE long     wxAtol(const wxChar *psz);
1067 WXDLLIMPEXP_BASE wxChar * wxGetenv(const wxChar *name);
1068 WXDLLIMPEXP_BASE int      wxSystem(const wxChar *psz);
1069 #endif
1070
1071
1072 /* time.h functions */
1073 #ifdef wxNEED_WX_TIME_H
1074 #if defined(__MWERKS__) && defined(macintosh)
1075     #include <time.h>
1076 #endif
1077     /*silent gabby compilers*/
1078     struct tm;
1079     WXDLLIMPEXP_BASE size_t wxStrftime(wxChar *s, size_t max,
1080                                   const wxChar *fmt, const struct tm *tm);
1081 #endif /* wxNEED_WX_TIME_H */
1082
1083 #ifndef wxCtime
1084 #include <time.h>
1085 WXDLLIMPEXP_BASE wxChar *wxCtime(const time_t *timep);
1086 #endif
1087
1088
1089 /* missing functions in some WinCE versions */
1090 #ifdef _WIN32_WCE
1091 #if (_WIN32_WCE < 300)
1092 WXDLLIMPEXP_BASE void *calloc( size_t num, size_t size );
1093 #endif
1094 #endif /* _WIN32_WCE */
1095
1096 /* multibyte to wide char conversion functions and macros */
1097
1098 #if wxUSE_WCHAR_T
1099     /* multibyte<->widechar conversion */
1100     WXDLLIMPEXP_BASE size_t wxMB2WC(wchar_t *buf, const char *psz, size_t n);
1101     WXDLLIMPEXP_BASE size_t wxWC2MB(char *buf, const wchar_t *psz, size_t n);
1102
1103     #if wxUSE_UNICODE
1104         #define wxMB2WX wxMB2WC
1105         #define wxWX2MB wxWC2MB
1106         #define wxWC2WX wxStrncpy
1107         #define wxWX2WC wxStrncpy
1108     #else
1109         #define wxMB2WX wxStrncpy
1110         #define wxWX2MB wxStrncpy
1111         #define wxWC2WX wxWC2MB
1112         #define wxWX2WC wxMB2WC
1113     #endif
1114 #else /* !wxUSE_UNICODE */
1115 /* Why is this here?
1116 #error ha */
1117     /* No wxUSE_WCHAR_T: we have to do something (JACS) */
1118     #define wxMB2WC wxStrncpy
1119     #define wxWC2MB wxStrncpy
1120     #define wxMB2WX wxStrncpy
1121     #define wxWX2MB wxStrncpy
1122     #define wxWC2WX wxWC2MB
1123     #define wxWX2WC wxMB2WC
1124 #endif
1125
1126 /*
1127     RN:  The following are not normal versions of memcpy et al., rather
1128     these are either char or widechar versions depending on
1129     if unicode is used or not.
1130 */
1131
1132 #ifdef __cplusplus
1133
1134     //
1135     //  RN: We could do the usual tricky compiler detection here,
1136     //  and use their variant (such as wmemchr, etc.).  The problem
1137     //  is that these functions are quite rare, even though they are
1138     //  part of the current POSIX standard.  In addition, most compilers
1139     //  (including even MSC) inline them just like we do right in their
1140     //  headers.
1141     //
1142     #if wxUSE_UNICODE
1143         #include <string.h> //for mem funcs
1144
1145         //implement our own wmem variants
1146         inline wxChar* wxTmemchr(const wxChar* s, wxChar c, size_t l)
1147         {
1148             for(;l && *s != c;--l, ++s) {}
1149
1150             if(l)
1151                 return (wxChar*)s;
1152             return NULL;
1153         }
1154
1155         inline int wxTmemcmp(const wxChar* sz1, const wxChar* sz2, size_t len)
1156         {
1157             for(; *sz1 == *sz2 && len; --len, ++sz1, ++sz2) {}
1158
1159             if(len)
1160                 return *sz1 < *sz2 ? -1 : *sz1 > *sz2;
1161             else
1162                 return 0;
1163         }
1164
1165         inline wxChar* wxTmemcpy(wxChar* szOut, const wxChar* szIn, size_t len)
1166         {
1167             return (wxChar*) memcpy(szOut, szIn, len * sizeof(wxChar));
1168         }
1169
1170         inline wxChar* wxTmemmove(wxChar* szOut, const wxChar* szIn, size_t len)
1171         {
1172             return (wxChar*) memmove(szOut, szIn, len * sizeof(wxChar));
1173         }
1174
1175         inline wxChar* wxTmemset(wxChar* szOut, const wxChar cIn, size_t len)
1176         {
1177             wxChar* szRet = szOut;
1178
1179             while (len--)
1180                 *szOut++ = cIn;
1181
1182             return szRet;
1183         }
1184
1185     #else //!wxUSE_UNICODE
1186     #   define wxTmemchr memchr
1187     #   define wxTmemcmp memcmp
1188     #   define wxTmemcpy memcpy
1189     #   define wxTmemmove memmove
1190     #   define wxTmemset memset
1191     #endif
1192
1193 #endif /*__cplusplus*/
1194
1195
1196 #endif /* _WX_WXCHAR_H_ */
1197