Add RunScript and implement on all backends. Document and add a very simple unit...

[wxWidgets.git] / include / wx / wxcrtbase.h

diff --git a/include/wx/wxcrtbase.h b/include/wx/wxcrtbase.h
index cf590db7c3ad1684ddb02a8e45cfdbeabad374e4..bda4ef85727db00b8bbea114269ef18f86faf853 100644 (file)
--- a/include/wx/wxcrtbase.h
+++ b/include/wx/wxcrtbase.h
@@ -2,7 +2,7 @@
  * Name:        wx/wxcrtbase.h
  * Purpose:     Type-safe ANSI and Unicode builds compatible wrappers for
  *              CRT functions
  * Name:        wx/wxcrtbase.h
  * Purpose:     Type-safe ANSI and Unicode builds compatible wrappers for
  *              CRT functions

- * Author:      Joel Farley, Ove K�ven
+ * Author:      Joel Farley, Ove Kaaven

  * Modified by: Vadim Zeitlin, Robert Roebling, Ron Lee
  * Created:     1998/06/12
  * RCS-ID:      $Id$
  * Modified by: Vadim Zeitlin, Robert Roebling, Ron Lee
  * Created:     1998/06/12
  * RCS-ID:      $Id$


@@ -26,28 +26,50 @@
 
     NB: don't include any wxWidgets headers here because almost all of them
         include this one!
 
     NB: don't include any wxWidgets headers here because almost all of them
         include this one!

+
+    NB2: User code should include wx/crt.h instead of including this
+         header directly.
+

  */
 
  */
 

+#if !defined(__WXPALMOS5__)

 #include <stdio.h>
 #include <string.h>
 #include <ctype.h>
 #include <stdio.h>
 #include <string.h>
 #include <ctype.h>

-#include <wctype.h>
+#if defined(__WXPALMOS__)
+    #include <wchar.h>
+#else
+    #include <wctype.h>
+#endif

 #include <time.h>
 #include <time.h>

+#endif

 
 

-#ifdef __WINDOWS__
-#include <io.h>
+#if defined(__WINDOWS__) && !defined(__WXWINCE__)
+    #include <io.h>

 #endif
 
 #if defined(HAVE_STRTOK_R) && defined(__DARWIN__) && defined(_MSL_USING_MW_C_HEADERS) && _MSL_USING_MW_C_HEADERS
     char *strtok_r(char *, const char *, char **);
 #endif
 
 #endif
 
 #if defined(HAVE_STRTOK_R) && defined(__DARWIN__) && defined(_MSL_USING_MW_C_HEADERS) && _MSL_USING_MW_C_HEADERS
     char *strtok_r(char *, const char *, char **);
 #endif
 

+/*
+    Using -std=c++{98,0x} option with mingw32 disables most of standard
+    library extensions, so we can't rely on the presence of common non-ANSI
+    functions, define a special symbol to test for this. Notice that this
+    doesn't need to be done for g++ under Linux where _GNU_SOURCE (which is
+    defined by default) still makes all common extensions available even in
+    ANSI mode.
+ */
+#if defined(__MINGW32__) && defined(__STRICT_ANSI__)
+    #define __WX_STRICT_ANSI_GCC__
+#endif
+

 /*
    a few compilers don't have the (non standard but common) isascii function,
    define it ourselves for them
  */
 #ifndef isascii
 /*
    a few compilers don't have the (non standard but common) isascii function,
    define it ourselves for them
  */
 #ifndef isascii

-    #if defined(__MWERKS__)
+    #if defined(__MWERKS__) || defined(__WX_STRICT_ANSI_GCC__)

         #define wxNEED_ISASCII
     #elif defined(_WIN32_WCE)
         #if _WIN32_WCE <= 211
         #define wxNEED_ISASCII
     #elif defined(_WIN32_WCE)
         #if _WIN32_WCE <= 211


@@ -62,7 +84,7 @@
 
 #ifdef _WIN32_WCE
     #if _WIN32_WCE <= 211
 
 #ifdef _WIN32_WCE
     #if _WIN32_WCE <= 211

-        #define isspace(c) ((c) == _T(' ') || (c) == _T('\t'))
+        #define isspace(c) ((c) == wxT(' ') || (c) == wxT('\t'))

     #endif
 #endif /* _WIN32_WCE */
 
     #endif
 #endif /* _WIN32_WCE */
 


@@ -132,7 +154,6 @@ WXDLLIMPEXP_BASE void *calloc( size_t num, size_t size );
 #define wxCRT_StrcatA    strcat
 #define wxCRT_StrchrA    strchr
 #define wxCRT_StrcmpA    strcmp
 #define wxCRT_StrcatA    strcat
 #define wxCRT_StrchrA    strchr
 #define wxCRT_StrcmpA    strcmp

-#define wxCRT_StrcollA   strcoll

 #define wxCRT_StrcpyA    strcpy
 #define wxCRT_StrcspnA   strcspn
 #define wxCRT_StrlenA    strlen
 #define wxCRT_StrcpyA    strcpy
 #define wxCRT_StrcspnA   strcspn
 #define wxCRT_StrlenA    strlen


@@ -143,12 +164,10 @@ WXDLLIMPEXP_BASE void *calloc( size_t num, size_t size );
 #define wxCRT_StrrchrA   strrchr
 #define wxCRT_StrspnA    strspn
 #define wxCRT_StrstrA    strstr
 #define wxCRT_StrrchrA   strrchr
 #define wxCRT_StrspnA    strspn
 #define wxCRT_StrstrA    strstr

-#define wxCRT_StrxfrmA   strxfrm

 
 #define wxCRT_StrcatW    wcscat
 #define wxCRT_StrchrW    wcschr
 #define wxCRT_StrcmpW    wcscmp
 
 #define wxCRT_StrcatW    wcscat
 #define wxCRT_StrchrW    wcschr
 #define wxCRT_StrcmpW    wcscmp

-#define wxCRT_StrcollW   wcscoll

 #define wxCRT_StrcpyW    wcscpy
 #define wxCRT_StrcspnW   wcscspn
 #define wxCRT_StrncatW   wcsncat
 #define wxCRT_StrcpyW    wcscpy
 #define wxCRT_StrcspnW   wcscspn
 #define wxCRT_StrncatW   wcsncat


@@ -158,17 +177,30 @@ WXDLLIMPEXP_BASE void *calloc( size_t num, size_t size );
 #define wxCRT_StrrchrW   wcsrchr
 #define wxCRT_StrspnW    wcsspn
 #define wxCRT_StrstrW    wcsstr
 #define wxCRT_StrrchrW   wcsrchr
 #define wxCRT_StrspnW    wcsspn
 #define wxCRT_StrstrW    wcsstr

-#define wxCRT_StrxfrmW   wcsxfrm
+
+/* these functions are not defined under CE, at least in VC8 CRT */
+#if !defined(__WXWINCE__) && !defined(__WXPALMOS__)
+    #define wxCRT_StrcollA   strcoll
+    #define wxCRT_StrxfrmA   strxfrm
+
+    #define wxCRT_StrcollW   wcscoll
+    #define wxCRT_StrxfrmW   wcsxfrm
+#endif /* __WXWINCE__ */

 
 /* Almost all compiler have strdup(), but not quite all: CodeWarrior under
    Mac and VC++ for Windows CE don't provide it; additionally, gcc under
    Mac and OpenVMS do not have wcsdup: */
 #if defined(__VISUALC__) && __VISUALC__ >= 1400
     #define wxCRT_StrdupA _strdup
 
 /* Almost all compiler have strdup(), but not quite all: CodeWarrior under
    Mac and VC++ for Windows CE don't provide it; additionally, gcc under
    Mac and OpenVMS do not have wcsdup: */
 #if defined(__VISUALC__) && __VISUALC__ >= 1400
     #define wxCRT_StrdupA _strdup

-#elif !(defined(__MWERKS__) && defined(__WXMAC__)) && !defined(__WXWINCE__)
+#elif !((defined(__MWERKS__) && defined(__WXMAC__)) || \
+        defined(__WXWINCE__) || \
+        defined(__WX_STRICT_ANSI_GCC__))

     #define wxCRT_StrdupA strdup
 #endif
     #define wxCRT_StrdupA strdup
 #endif

-#if defined(__WINDOWS__)
+
+/* most Windows compilers provide _wcsdup() */
+#if defined(__WINDOWS__) && \
+        !(defined(__CYGWIN__) || defined(__WX_STRICT_ANSI_GCC__))

     #define wxCRT_StrdupW _wcsdup
 #elif defined(HAVE_WCSDUP)
     #define wxCRT_StrdupW wcsdup
     #define wxCRT_StrdupW _wcsdup
 #elif defined(HAVE_WCSDUP)
     #define wxCRT_StrdupW wcsdup


@@ -211,34 +243,62 @@ WXDLLIMPEXP_BASE void *calloc( size_t num, size_t size );
     #endif /* HAVE_WCSTOULL */
 #endif
 
     #endif /* HAVE_WCSTOULL */
 #endif
 

+/*
+    Only VC8 and later provide strnlen() and wcsnlen() functions under Windows
+    and it's also only available starting from Windows CE 6.0 only in CE build.
+ */
+#if wxCHECK_VISUALC_VERSION(8) && (!defined(_WIN32_WCE) || (_WIN32_WCE >= 0x600))
+    #ifndef HAVE_STRNLEN
+        #define HAVE_STRNLEN
+    #endif
+    #ifndef HAVE_WCSNLEN
+        #define HAVE_WCSNLEN
+    #endif
+#endif
+
+#ifdef HAVE_STRNLEN
+    #define wxCRT_StrnlenA  strnlen
+#endif
+
+#ifdef HAVE_WCSNLEN
+    #define wxCRT_StrnlenW  wcsnlen
+#endif

 
 /* define wxCRT_StricmpA/W and wxCRT_StrnicmpA/W for various compilers */
 
 
 /* define wxCRT_StricmpA/W and wxCRT_StrnicmpA/W for various compilers */
 

-/* note that we definitely are going to need our own version for widechar
- * versions */
-#if !defined(wxCRT_StricmpA)
-    #if defined(__BORLANDC__) || defined(__WATCOMC__) || \
-            defined(__SALFORDC__) || defined(__VISAGECPP__) || \
-            defined(__EMX__) || defined(__DJGPP__)
-        #define wxCRT_StricmpA stricmp
-        #define wxCRT_StrnicmpA strnicmp
-    #elif defined(__WXPALMOS__)
-        /* FIXME: There is no equivalent to strnicmp in the Palm OS API.  This
-         * quick hack should do until one can be written.
-         */
-        #define wxCRT_StricmpA StrCaselessCompare
-        #define wxCRT_StrnicmpA strnicmp
-    #elif defined(__SYMANTEC__) || defined(__VISUALC__) || \
-            (defined(__MWERKS__) && defined(__INTEL__))
-        #define wxCRT_StricmpA _stricmp
-        #define wxCRT_StrnicmpA _strnicmp
-    #elif defined(__UNIX__) || defined(__GNUWIN32__)
-        #define wxCRT_StricmpA strcasecmp
-        #define wxCRT_StrnicmpA strncasecmp
-    /* #else -- use wxWidgets implementation */
+#if defined(__BORLANDC__) || defined(__WATCOMC__) || \
+        defined(__VISAGECPP__) || \
+        defined(__EMX__) || defined(__DJGPP__)
+    #define wxCRT_StricmpA stricmp
+    #define wxCRT_StrnicmpA strnicmp
+#elif defined(__WXPALMOS__)
+    /* FIXME: There is no equivalent to strnicmp in the Palm OS API.  This
+     * quick hack should do until one can be written.
+     */
+    #define wxCRT_StricmpA StrCaselessCompare
+    #define wxCRT_StrnicmpA StrNCaselessCompare
+#elif defined(__SYMANTEC__) || defined(__VISUALC__) || \
+        (defined(__MWERKS__) && defined(__INTEL__))
+    #define wxCRT_StricmpA _stricmp
+    #define wxCRT_StrnicmpA _strnicmp
+#elif defined(__UNIX__) || (defined(__GNUWIN32__) && !defined(__WX_STRICT_ANSI_GCC__))
+    #define wxCRT_StricmpA strcasecmp
+    #define wxCRT_StrnicmpA strncasecmp
+/* #else -- use wxWidgets implementation */
+#endif
+
+#ifdef __VISUALC__
+    #define wxCRT_StricmpW _wcsicmp
+    #define wxCRT_StrnicmpW _wcsnicmp
+#elif defined(__UNIX__)
+    #ifdef HAVE_WCSCASECMP
+        #define wxCRT_StricmpW wcscasecmp
+    #endif
+    #ifdef HAVE_WCSNCASECMP
+        #define wxCRT_StrnicmpW wcsncasecmp

     #endif
     #endif

-#endif /* !defined(wxCRT_StricmpA) */
-/* FIXME-UTF8: use wcs(n)casecmp if available for *W versions */
+/* #else -- use wxWidgets implementation */
+#endif

 
 #ifdef HAVE_STRTOK_R
     #define  wxCRT_StrtokA(str, sep, last)    strtok_r(str, sep, last)
 
 #ifdef HAVE_STRTOK_R
     #define  wxCRT_StrtokA(str, sep, last)    strtok_r(str, sep, last)


@@ -389,14 +449,14 @@ WXDLLIMPEXP_BASE wchar_t *wxCRT_StrtokW(wchar_t *psz, const wchar_t *delim, wcha
                                                        wchar_t** endptr,
                                                        int base);
     #endif
                                                        wchar_t** endptr,
                                                        int base);
     #endif

-#endif // wxLongLong_t
+#endif /* wxLongLong_t */

 
 
 /* -------------------------------------------------------------------------
                                   stdio.h
    ------------------------------------------------------------------------- */
 
 
 
 /* -------------------------------------------------------------------------
                                   stdio.h
    ------------------------------------------------------------------------- */
 

-#if defined(__UNIX__) || defined(__WXMAC__)
+#if defined(__UNIX__) || defined(__WXMAC__) || defined(__WXPALMOS__)

     #define wxMBFILES 1
 #else
     #define wxMBFILES 0
     #define wxMBFILES 1
 #else
     #define wxMBFILES 0


@@ -413,10 +473,9 @@ WXDLLIMPEXP_BASE wchar_t *wxCRT_StrtokW(wchar_t *psz, const wchar_t *delim, wcha
     #define wxCRT_Rename  rename
 
 #else /* Unicode filenames */
     #define wxCRT_Rename  rename
 
 #else /* Unicode filenames */

-

     /* special case: these functions are missing under Win9x with Unicows so we
        have to implement them ourselves */
     /* special case: these functions are missing under Win9x with Unicows so we
        have to implement them ourselves */

-    #if wxUSE_UNICODE_MSLU
+    #if wxUSE_UNICODE_MSLU || defined(__WX_STRICT_ANSI_GCC__)

             WXDLLIMPEXP_BASE FILE* wxMSLU__wfopen(const wchar_t *name, const wchar_t *mode);
             WXDLLIMPEXP_BASE FILE* wxMSLU__wfreopen(const wchar_t *name, const wchar_t *mode, FILE *stream);
             WXDLLIMPEXP_BASE int wxMSLU__wrename(const wchar_t *oldname, const wchar_t *newname);
             WXDLLIMPEXP_BASE FILE* wxMSLU__wfopen(const wchar_t *name, const wchar_t *mode);
             WXDLLIMPEXP_BASE FILE* wxMSLU__wfreopen(const wchar_t *name, const wchar_t *mode, FILE *stream);
             WXDLLIMPEXP_BASE int wxMSLU__wrename(const wchar_t *oldname, const wchar_t *newname);


@@ -426,17 +485,17 @@ WXDLLIMPEXP_BASE wchar_t *wxCRT_StrtokW(wchar_t *psz, const wchar_t *delim, wcha
             #define wxCRT_Remove    wxMSLU__wremove
             #define wxCRT_Rename    wxMSLU__wrename
     #else
             #define wxCRT_Remove    wxMSLU__wremove
             #define wxCRT_Rename    wxMSLU__wrename
     #else

-        #define wxCRT_Rename   _wrename
-        #define wxCRT_Fopen    _wfopen
-        #define wxCRT_Freopen  _wfreopen
+        /* WinCE CRT doesn't provide these functions so use our own */

         #ifdef __WXWINCE__
         #ifdef __WXWINCE__

-            /* carefully: wxCRT_Remove() must return 0 on success while
-               DeleteFile() returns 0 on error, so don't just define one as
-               the other */
-            int wxCRT_Remove(const wchar_t *path);
+            WXDLLIMPEXP_BASE int wxCRT_Rename(const wchar_t *src,
+                                              const wchar_t *dst);
+            WXDLLIMPEXP_BASE int wxCRT_Remove(const wchar_t *path);

         #else
         #else

+            #define wxCRT_Rename   _wrename

             #define wxCRT_Remove _wremove
         #endif
             #define wxCRT_Remove _wremove
         #endif

+        #define wxCRT_Fopen    _wfopen
+        #define wxCRT_Freopen  _wfreopen

     #endif
 
 #endif /* wxMBFILES/!wxMBFILES */
     #endif
 
 #endif /* wxMBFILES/!wxMBFILES */


@@ -483,11 +542,16 @@ WXDLLIMPEXP_BASE int wxCRT_FputcW(wchar_t wc, FILE *stream);
 */
 #define wxTmpnam(x)         wxTmpnam_is_insecure_use_wxTempFile_instead
 
 */
 #define wxTmpnam(x)         wxTmpnam_is_insecure_use_wxTempFile_instead
 

+/* FIXME-CE: provide our own perror() using ::GetLastError() */
+#ifndef __WXWINCE__
+

 #define wxCRT_PerrorA   perror
 #ifdef wxHAVE_TCHAR_SUPPORT
     #define wxCRT_PerrorW _wperror
 #endif
 
 #define wxCRT_PerrorA   perror
 #ifdef wxHAVE_TCHAR_SUPPORT
     #define wxCRT_PerrorW _wperror
 #endif
 

+#endif /* !__WXWINCE__ */
+

 /* -------------------------------------------------------------------------
                                   stdlib.h
    ------------------------------------------------------------------------- */
 /* -------------------------------------------------------------------------
                                   stdlib.h
    ------------------------------------------------------------------------- */


@@ -495,8 +559,8 @@ WXDLLIMPEXP_BASE int wxCRT_FputcW(wchar_t wc, FILE *stream);
 /* there are no env vars at all under CE, so no _tgetenv neither */
 #ifdef __WXWINCE__
     /* can't define as inline function as this is a C file... */
 /* there are no env vars at all under CE, so no _tgetenv neither */
 #ifdef __WXWINCE__
     /* can't define as inline function as this is a C file... */

-    #define wxCRT_GetenvA(name)     ((char*)NULL)
-    #define wxCRT_GetenvW(name)     ((wchar_t*)NULL)
+    #define wxCRT_GetenvA(name)     (name, NULL)
+    #define wxCRT_GetenvW(name)     (name, NULL)

 #else
     #define wxCRT_GetenvA           getenv
     #ifdef _tgetenv
 #else
     #define wxCRT_GetenvA           getenv
     #ifdef _tgetenv


@@ -526,13 +590,13 @@ WXDLLIMPEXP_BASE wchar_t * wxCRT_GetenvW(const wchar_t *name);
         #define wxCRT_AtolW         watol
     /* else: use ANSI versions */
     #endif
         #define wxCRT_AtolW         watol
     /* else: use ANSI versions */
     #endif

-#elif defined(wxHAVE_TCHAR_SUPPORT)
+#elif defined(wxHAVE_TCHAR_SUPPORT) && !defined(__WX_STRICT_ANSI_GCC__)

     #define  wxCRT_AtoiW           _wtoi
     #define  wxCRT_AtolW           _wtol
     /* _wtof doesn't exist */
 #else
 #ifndef __VMS
     #define  wxCRT_AtoiW           _wtoi
     #define  wxCRT_AtolW           _wtol
     /* _wtof doesn't exist */
 #else
 #ifndef __VMS

-    #define wxCRT_AtofW(s)         wcstof(s, NULL)
+    #define wxCRT_AtofW(s)         wcstod(s, NULL)

 #endif
     #define wxCRT_AtolW(s)         wcstol(s, NULL, 10)
     /* wcstoi doesn't exist */
 #endif
     #define wxCRT_AtolW(s)         wcstol(s, NULL, 10)
     /* wcstoi doesn't exist */


@@ -552,9 +616,12 @@ WXDLLIMPEXP_BASE wchar_t * wxCRT_GetenvW(const wchar_t *name);
 #if defined(__MWERKS__) && defined(__MSL__)
     #define wxNEED_WX_MBSTOWCS
 #endif
 #if defined(__MWERKS__) && defined(__MSL__)
     #define wxNEED_WX_MBSTOWCS
 #endif

+#if defined(__WXPALMOS__)
+    #define wxNEED_WX_MBSTOWCS
+#endif

 
 #ifdef __DARWIN__
 
 #ifdef __DARWIN__

-    #if MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_2
+    #if !defined(__WXOSX_IPHONE__) && MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_2

         #define wxNEED_WX_MBSTOWCS
     #endif
 #endif
         #define wxNEED_WX_MBSTOWCS
     #endif
 #endif


@@ -576,8 +643,38 @@ WXDLLIMPEXP_BASE wchar_t * wxCRT_GetenvW(const wchar_t *name);
    ------------------------------------------------------------------------- */
 
 #define wxCRT_StrftimeA  strftime
    ------------------------------------------------------------------------- */
 
 #define wxCRT_StrftimeA  strftime

-/* FIXME-UTF8: when is this available? */
-#define wxCRT_StrftimeW  wcsftime
+#ifdef __SGI__
+    /*
+        IRIX provides not one but two versions of wcsftime(): XPG4 one which
+        uses "const char*" for the third parameter and so can't be used and the
+        correct, XPG5, one. Unfortunately we can't just define _XOPEN_SOURCE
+        high enough to get XPG5 version as this undefines other symbols which
+        make other functions we use unavailable (see <standards.h> for gory
+        details). So just declare the XPG5 version ourselves, we're extremely
+        unlikely to ever be compiled on a system without it. But if we ever do,
+        a configure test would need to be added for it (and _MIPS_SYMBOL_PRESENT
+        should be used to check for its presence during run-time, i.e. it would
+        probably be simpler to just always use our own wxCRT_StrftimeW() below
+        if it does ever become a problem).
+     */
+#ifdef __cplusplus
+    extern "C"
+#endif
+    size_t
+    _xpg5_wcsftime(wchar_t *, size_t, const wchar_t *, const struct tm * );
+    #define wxCRT_StrftimeW _xpg5_wcsftime
+#else
+    /*
+        Assume it's always available under non-Unix systems with the
+        exception of Palm OS, this does seem to be the case for now. And
+        under Unix we trust configure to detect it (except for SGI special
+        case above).
+     */
+    #if defined(HAVE_WCSFTIME) || \
+        !(defined(__UNIX__) || defined(__WXPALMOS__))
+        #define wxCRT_StrftimeW  wcsftime
+    #endif /* ! __WXPALMOS__ */
+#endif

 
 #ifndef wxCRT_StrftimeW
 WXDLLIMPEXP_BASE size_t wxCRT_StrftimeW(wchar_t *s, size_t max,
 
 #ifndef wxCRT_StrftimeW
 WXDLLIMPEXP_BASE size_t wxCRT_StrftimeW(wchar_t *s, size_t max,


@@ -644,12 +741,24 @@ WXDLLIMPEXP_BASE size_t wxCRT_StrftimeW(wchar_t *s, size_t max,
 /* safe version of strlen() (returns 0 if passed NULL pointer) */
 inline size_t wxStrlen(const char *s) { return s ? wxCRT_StrlenA(s) : 0; }
 inline size_t wxStrlen(const wchar_t *s) { return s ? wxCRT_StrlenW(s) : 0; }
 /* safe version of strlen() (returns 0 if passed NULL pointer) */
 inline size_t wxStrlen(const char *s) { return s ? wxCRT_StrlenA(s) : 0; }
 inline size_t wxStrlen(const wchar_t *s) { return s ? wxCRT_StrlenW(s) : 0; }

+#ifndef wxWCHAR_T_IS_WXCHAR16
+       WXDLLIMPEXP_BASE size_t wxStrlen(const wxChar16 *s );
+#endif
+#ifndef wxWCHAR_T_IS_WXCHAR32
+       WXDLLIMPEXP_BASE size_t wxStrlen(const wxChar32 *s );
+#endif

 #define wxWcslen wxCRT_StrlenW
 
 #define wxStrdupA wxCRT_StrdupA
 #define wxStrdupW wxCRT_StrdupW
 inline char* wxStrdup(const char *s) { return wxCRT_StrdupA(s); }
 inline wchar_t* wxStrdup(const wchar_t *s) { return wxCRT_StrdupW(s); }
 #define wxWcslen wxCRT_StrlenW
 
 #define wxStrdupA wxCRT_StrdupA
 #define wxStrdupW wxCRT_StrdupW
 inline char* wxStrdup(const char *s) { return wxCRT_StrdupA(s); }
 inline wchar_t* wxStrdup(const wchar_t *s) { return wxCRT_StrdupW(s); }

+#ifndef wxWCHAR_T_IS_WXCHAR16
+       WXDLLIMPEXP_BASE wxChar16* wxStrdup(const wxChar16* s);
+#endif
+#ifndef wxWCHAR_T_IS_WXCHAR32
+       WXDLLIMPEXP_BASE wxChar32* wxStrdup(const wxChar32* s);
+#endif

 
 #endif /* __cplusplus */
 
 
 #endif /* __cplusplus */