'if' commented out by JACS on behalf

[wxWidgets.git] / src / common / wxchar.cpp

diff --git a/src/common/wxchar.cpp b/src/common/wxchar.cpp
index fba42b93527ae00051234295f354fa8cb9d9a095..39efe204fa8026594f724032dc6b5bad6a951e59 100644 (file)
--- a/src/common/wxchar.cpp
+++ b/src/common/wxchar.cpp
@@ -31,6 +31,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <locale.h>
 #include <stdlib.h>
 #include <string.h>
 #include <locale.h>

+#include <time.h>

 
 #ifndef WX_PRECOMP
   #include "wx/defs.h"
 
 #ifndef WX_PRECOMP
   #include "wx/defs.h"


@@ -39,11 +40,13 @@
   #include "wx/hash.h"
 #endif
 
   #include "wx/hash.h"
 #endif
 

+#include "wx/msgdlg.h"
+

 #if defined(__WIN32__) && defined(wxNEED_WX_CTYPE_H)
 #if defined(__WIN32__) && defined(wxNEED_WX_CTYPE_H)

-#include <windef.h>
-#include <winbase.h>
-#include <winnls.h>
-#include <winnt.h>
+  #include <windef.h>
+  #include <winbase.h>
+  #include <winnls.h>
+  #include <winnt.h>

 #endif
 
 #if wxUSE_WCHAR_T
 #endif
 
 #if wxUSE_WCHAR_T


@@ -51,18 +54,15 @@ size_t WXDLLEXPORT wxMB2WC(wchar_t *buf, const char *psz, size_t n)
 {
   if (buf) {
     if (!n || !*psz) {
 {
   if (buf) {
     if (!n || !*psz) {

-      if (n) *buf = _T('\0');
+      if (n) *buf = wxT('\0');

       return 0;
     }
     return mbstowcs(buf, psz, n);
   }
 
       return 0;
     }
     return mbstowcs(buf, psz, n);
   }
 

-  // NB: GNU libc5 wcstombs() is completely broken, don't use it (it doesn't
-  //     honor the 3rd parameter, thus it will happily crash here).
-#if wxUSE_WCSRTOMBS
-  // don't know if it's really needed (or if we can pass NULL), but better safe
-  // than quick
-  mbstate_t mbstate;  
+  // assume that we have mbsrtowcs() too if we have wcsrtombs()
+#ifdef HAVE_WCSRTOMBS
+  mbstate_t mbstate;

   return mbsrtowcs((wchar_t *) NULL, &psz, 0, &mbstate);
 #else  // !GNU libc
   return mbstowcs((wchar_t *) NULL, psz, 0);
   return mbsrtowcs((wchar_t *) NULL, &psz, 0, &mbstate);
 #else  // !GNU libc
   return mbstowcs((wchar_t *) NULL, psz, 0);


@@ -80,31 +80,28 @@ size_t WXDLLEXPORT wxWC2MB(char *buf, const wchar_t *pwz, size_t n)
     return wcstombs(buf, pwz, n);
   }
 
     return wcstombs(buf, pwz, n);
   }
 

-  // NB: GNU libc5 wcstombs() is completely broken, don't use it (it doesn't
-  //     honor the 3rd parameter, thus it will happily crash here).
-#if wxUSE_WCSRTOMBS
-  // don't know if it's really needed (or if we can pass NULL), but better safe
-  // than quick
-  mbstate_t mbstate;  
+#if HAVE_WCSRTOMBS
+  mbstate_t mbstate;

   return wcsrtombs((char *) NULL, &pwz, 0, &mbstate);
 #else  // !GNU libc
   return wcstombs((char *) NULL, pwz, 0);
 #endif // GNU
 }
   return wcsrtombs((char *) NULL, &pwz, 0, &mbstate);
 #else  // !GNU libc
   return wcstombs((char *) NULL, pwz, 0);
 #endif // GNU
 }

-#endif
+#endif // wxUSE_WCHAR_T

 
 bool WXDLLEXPORT wxOKlibc()
 {
 #if wxUSE_WCHAR_T && defined(__UNIX__) && defined(__GLIBC__)
 
 bool WXDLLEXPORT wxOKlibc()
 {
 #if wxUSE_WCHAR_T && defined(__UNIX__) && defined(__GLIBC__)

-  // GNU libc uses UTF-8 even when it shouldn't
-  wchar_t res;
+  // glibc 2.0 uses UTF-8 even when it shouldn't
+  wchar_t res = 0;

   if ((MB_CUR_MAX == 2) &&
   if ((MB_CUR_MAX == 2) &&

-      (wxMB2WC(&res, "\xdd\xa5", 1)>0) &&
+      (wxMB2WC(&res, "\xdd\xa5", 1) == 1) &&

       (res==0x765)) {
     // this is UTF-8 allright, check whether that's what we want
       (res==0x765)) {
     // this is UTF-8 allright, check whether that's what we want

-    char *cur_locale = setlocale(LC_ALL, NULL);
+    char *cur_locale = setlocale(LC_CTYPE, NULL);

     if ((strlen(cur_locale) < 4) ||
     if ((strlen(cur_locale) < 4) ||

-       (strcasecmp(cur_locale + strlen(cur_locale) - 4, "utf8"))) {
+       (strcasecmp(cur_locale + strlen(cur_locale) - 4, "utf8")) ||
+       (strcasecmp(cur_locale + strlen(cur_locale) - 5, "utf-8"))) {

       // nope, don't use libc conversion
       return FALSE;
     }
       // nope, don't use libc conversion
       return FALSE;
     }


@@ -130,23 +127,23 @@ inline WORD wxMSW_ctype(wxChar ch)
   return ret;
 }
 
   return ret;
 }
 

-int WXDLLEXPORT wxIsalnum(wxChar ch) { return IsCharAlphaNumeric(ch); }
-int WXDLLEXPORT wxIsalpha(wxChar ch) { return IsCharAlpha(ch); }
-int WXDLLEXPORT wxIsctrl(wxChar ch) { return wxMSW_ctype(ch) & C1_CNTRL; }
-int WXDLLEXPORT wxIsdigit(wxChar ch) { return wxMSW_ctype(ch) & C1_DIGIT; }
-int WXDLLEXPORT wxIsgraph(wxChar ch) { return wxMSW_ctype(ch) & (C1_DIGIT|C1_PUNCT|C1_ALPHA); }
-int WXDLLEXPORT wxIslower(wxChar ch) { return IsCharLower(ch); }
-int WXDLLEXPORT wxIsprint(wxChar ch) { return wxMSW_ctype(ch) & (C1_DIGIT|C1_SPACE|C1_PUNCT|C1_ALPHA); }
-int WXDLLEXPORT wxIspunct(wxChar ch) { return wxMSW_ctype(ch) & C1_PUNCT; }
-int WXDLLEXPORT wxIsspace(wxChar ch) { return wxMSW_ctype(ch) & C1_SPACE; }
-int WXDLLEXPORT wxIsupper(wxChar ch) { return IsCharUpper(ch); }
-int WXDLLEXPORT wxIsxdigit(wxChar ch) { return wxMSW_ctype(ch) & C1_XDIGIT; }
-int WXDLLEXPORT wxTolower(wxChar ch) { return (wxChar)CharLower((LPTSTR)(ch)); }
-int WXDLLEXPORT wxToupper(wxChar ch) { return (wxChar)CharUpper((LPTSTR)(ch)); }
+WXDLLEXPORT int wxIsalnum(wxChar ch) { return IsCharAlphaNumeric(ch); }
+WXDLLEXPORT int wxIsalpha(wxChar ch) { return IsCharAlpha(ch); }
+WXDLLEXPORT int wxIsctrl(wxChar ch) { return wxMSW_ctype(ch) & C1_CNTRL; }
+WXDLLEXPORT int wxIsdigit(wxChar ch) { return wxMSW_ctype(ch) & C1_DIGIT; }
+WXDLLEXPORT int wxIsgraph(wxChar ch) { return wxMSW_ctype(ch) & (C1_DIGIT|C1_PUNCT|C1_ALPHA); }
+WXDLLEXPORT int wxIslower(wxChar ch) { return IsCharLower(ch); }
+WXDLLEXPORT int wxIsprint(wxChar ch) { return wxMSW_ctype(ch) & (C1_DIGIT|C1_SPACE|C1_PUNCT|C1_ALPHA); }
+WXDLLEXPORT int wxIspunct(wxChar ch) { return wxMSW_ctype(ch) & C1_PUNCT; }
+WXDLLEXPORT int wxIsspace(wxChar ch) { return wxMSW_ctype(ch) & C1_SPACE; }
+WXDLLEXPORT int wxIsupper(wxChar ch) { return IsCharUpper(ch); }
+WXDLLEXPORT int wxIsxdigit(wxChar ch) { return wxMSW_ctype(ch) & C1_XDIGIT; }
+WXDLLEXPORT int wxTolower(wxChar ch) { return (wxChar)CharLower((LPTSTR)(ch)); }
+WXDLLEXPORT int wxToupper(wxChar ch) { return (wxChar)CharUpper((LPTSTR)(ch)); }

 #endif
 
 #ifndef wxStrdup
 #endif
 
 #ifndef wxStrdup

-wxChar * WXDLLEXPORT wxStrdup(const wxChar *psz)
+WXDLLEXPORT wxChar * wxStrdup(const wxChar *psz)

 {
   size_t size = (wxStrlen(psz) + 1) * sizeof(wxChar);
   wxChar *ret = (wxChar *) malloc(size);
 {
   size_t size = (wxStrlen(psz) + 1) * sizeof(wxChar);
   wxChar *ret = (wxChar *) malloc(size);


@@ -167,8 +164,21 @@ int WXDLLEXPORT wxStricmp(const wxChar *psz1, const wxChar *psz2)
 }
 #endif
 
 }
 #endif
 

+#ifndef wxStricmp
+int WXDLLEXPORT wxStrnicmp(const wxChar *s1, const wxChar *s2, size_t n)
+{
+  register wxChar c1, c2;
+  while (n && ((c1 = wxTolower(*s1)) == (c2 = wxTolower(*s2)) ) && c1) n--, s1++, s2++;
+  if (n) {
+    if (c1 < c2) return -1;
+    if (c1 > c2) return 1;
+  }
+  return 0;
+}
+#endif
+

 #ifndef wxStrtok
 #ifndef wxStrtok

-wxChar * WXDLLEXPORT wxStrtok(wxChar *psz, const wxChar *delim, wxChar **save_ptr)
+WXDLLEXPORT wxChar * wxStrtok(wxChar *psz, const wxChar *delim, wxChar **save_ptr)

 {
   if (!psz) psz = *save_ptr;
   psz += wxStrspn(psz, delim);
 {
   if (!psz) psz = *save_ptr;
   psz += wxStrspn(psz, delim);


@@ -180,7 +190,7 @@ wxChar * WXDLLEXPORT wxStrtok(wxChar *psz, const wxChar *delim, wxChar **save_pt
   psz = wxStrpbrk(psz, delim);
   if (!psz) *save_ptr = (wxChar*)NULL;
   else {
   psz = wxStrpbrk(psz, delim);
   if (!psz) *save_ptr = (wxChar*)NULL;
   else {

-    *psz = _T('\0');
+    *psz = wxT('\0');

     *save_ptr = psz + 1;
   }
   return ret;
     *save_ptr = psz + 1;
   }
   return ret;


@@ -188,124 +198,256 @@ wxChar * WXDLLEXPORT wxStrtok(wxChar *psz, const wxChar *delim, wxChar **save_pt
 #endif
 
 #ifndef wxSetlocale
 #endif
 
 #ifndef wxSetlocale

-wxChar * WXDLLEXPORT wxSetlocale(int category, const wxChar *locale)
+WXDLLEXPORT wxWCharBuffer wxSetlocale(int category, const wxChar *locale)

 {
 {

-  setlocale(category, wxConv_libc.cWX2MB(locale));
-  // FIXME
-  return (wxChar *)NULL;
+    char *localeOld = setlocale(category, wxConvLocal.cWX2MB(locale));
+
+    return wxWCharBuffer(wxConvLocal.cMB2WC(localeOld));

 }
 #endif
 
 }
 #endif
 

-#ifdef wxNEED_WX_STDIO_H
-int WXDLLEXPORT wxPrintf(const wxChar *fmt, ...)
+#ifdef wxNEED_WX_STRING_H
+WXDLLEXPORT wxChar * wxStrcat(wxChar *dest, const wxChar *src)

 {
 {

-  va_list argptr;
-  int ret;
-
-  va_start(argptr, fmt);
-  ret = wxVprintf(fmt, argptr);
-  va_end(argptr);
+  wxChar *ret = dest;
+  while (*dest) dest++;
+  while ((*dest++ = *src++));

   return ret;
 }
 
   return ret;
 }
 

-int WXDLLEXPORT wxVprintf(const wxChar *fmt, va_list argptr)
+WXDLLEXPORT const wxChar * wxStrchr(const wxChar *s, wxChar c)

 {
 {

-  wxString str;
-  str.PrintfV(fmt,argptr);
-  printf("%s", (const char*)str.mb_str());
-  return str.Len();
+    // be careful here as the terminating NUL makes part of the string
+    while ( *s != c )
+    {
+        if ( !*s++ )
+            return NULL;
+    }
+
+    return s;

 }
 
 }
 

-int WXDLLEXPORT wxFprintf(FILE *stream, const wxChar *fmt, ...)
+WXDLLEXPORT int wxStrcmp(const wxChar *s1, const wxChar *s2)

 {
 {

-  va_list argptr;
-  int ret;
+  while ((*s1 == *s2) && *s1) s1++, s2++;
+  if ((wxUChar)*s1 < (wxUChar)*s2) return -1;
+  if ((wxUChar)*s1 > (wxUChar)*s2) return 1;
+  return 0;
+}

 
 

-  va_start(argptr, fmt);
-  ret = wxVfprintf(stream, fmt, argptr);
-  va_end(argptr);
+WXDLLEXPORT wxChar * wxStrcpy(wxChar *dest, const wxChar *src)
+{
+  wxChar *ret = dest;
+  while ((*dest++ = *src++));

   return ret;
 }
 
   return ret;
 }
 

-int WXDLLEXPORT wxVfprintf(FILE *stream, const wxChar *fmt, va_list argptr)
+WXDLLEXPORT wxChar * wxStrncat(wxChar *dest, const wxChar *src, size_t n)

 {
 {

-  wxString str;
-  str.PrintfV(fmt,argptr);
-  fprintf(stream, "%s", (const char*)str.mb_str());
-  return str.Len();
+  wxChar *ret = dest;
+  while (*dest) dest++;
+  while (n && (*dest++ = *src++)) n--;
+  return ret;

 }
 
 }
 

-int WXDLLEXPORT wxSprintf(wxChar *buf, const wxChar *fmt, ...)
+WXDLLEXPORT int wxStrncmp(const wxChar *s1, const wxChar *s2, size_t n)

 {
 {

-  va_list argptr;
-  int ret;
+  while (n && (*s1 == *s2) && *s1) n--, s1++, s2++;
+  if (n) {
+    if ((wxUChar)*s1 < (wxUChar)*s2) return -1;
+    if ((wxUChar)*s1 > (wxUChar)*s2) return 1;
+  }
+  return 0;
+}

 
 

-  va_start(argptr, fmt);
-  ret = wxVsprintf(buf, fmt, argptr);
-  va_end(argptr);
+WXDLLEXPORT wxChar * wxStrncpy(wxChar *dest, const wxChar *src, size_t n)
+{
+  wxChar *ret = dest;
+  while (n && (*dest++ = *src++)) n--;
+  while (n) *dest++=0, n--; // the docs specify padding with zeroes

   return ret;
 }
 
   return ret;
 }
 

-int WXDLLEXPORT wxVsprintf(wxChar *buf, const wxChar *fmt, va_list argptr)
+WXDLLEXPORT const wxChar * wxStrpbrk(const wxChar *s, const wxChar *accept)
+{
+  while (*s && !wxStrchr(accept, *s))
+      s++;
+
+  return *s ? s : NULL;
+}
+
+WXDLLEXPORT const wxChar * wxStrrchr(const wxChar *s, wxChar c)
+{
+    const wxChar *ret = NULL;
+    do
+    {
+        if ( *s == c )
+            ret = s;
+        s++;
+    }
+    while ( *s );
+
+    return ret;
+}
+
+WXDLLEXPORT size_t wxStrspn(const wxChar *s, const wxChar *accept)

 {
 {

-  // this might be sort of inefficient, but it doesn't matter since
-  // we'd prefer people to use wxString::Printf directly instead anyway
-  wxString str;
-  str.PrintfV(fmt,argptr);
-  wxStrcpy(buf,str.c_str());
-  return str.Len();
+  size_t len = 0;
+  while (wxStrchr(accept, *s++)) len++;
+  return len;
+}
+
+WXDLLEXPORT const wxChar *wxStrstr(const wxChar *haystack, const wxChar *needle)
+{
+    wxCHECK_RET( needle, NULL, _T("NULL argument in wxStrstr") );
+
+    // VZ: this is not exactly the most efficient string search algorithm...
+
+    const size_t len = wxStrlen(needle);
+
+    while ( const wxChar *fnd = wxStrchr(haystack, *needle) )
+    {
+        if ( !wxStrncmp(fnd, needle, len) )
+            return fnd;
+
+        haystack = fnd + 1;
+    }
+
+    return NULL;

 }
 
 }
 

-int WXDLLEXPORT wxSscanf(const wxChar *buf, const wxChar *fmt, ...)
+WXDLLEXPORT double wxStrtod(const wxChar *nptr, wxChar **endptr)

 {
 {

-  va_list argptr;
-  int ret;
+  const wxChar *start = nptr;
+
+  // FIXME: only correct for C locale
+  while (wxIsspace(*nptr)) nptr++;
+  if (*nptr == wxT('+') || *nptr == wxT('-')) nptr++;
+  while (wxIsdigit(*nptr)) nptr++;
+  if (*nptr == wxT('.')) {
+    nptr++;
+    while (wxIsdigit(*nptr)) nptr++;
+  }
+  if (*nptr == wxT('E') || *nptr == wxT('e')) {
+    nptr++;
+    if (*nptr == wxT('+') || *nptr == wxT('-')) nptr++;
+    while (wxIsdigit(*nptr)) nptr++;
+  }
+
+  wxString data(nptr, nptr-start);
+  wxWX2MBbuf dat = data.mb_str(wxConvLocal);
+  char *rdat = wxMBSTRINGCAST dat;
+  double ret = strtod(dat, &rdat);
+
+  if (endptr) *endptr = (wxChar *)(start + (rdat - (const char *)dat));

 
 

-  va_start(argptr, fmt);
-  ret = wxVsscanf(buf, fmt, argptr);
-  va_end(argptr);

   return ret;
 }
 
   return ret;
 }
 

-int WXDLLEXPORT wxVsscanf(const wxChar *buf, const wxChar *fmt, va_list argptr)
+WXDLLEXPORT long int wxStrtol(const wxChar *nptr, wxChar **endptr, int base)

 {
 {

-  int ret;
-  // this will work only for numeric conversion! Strings will not be converted correctly
-  // hopefully this is all we'll need
-  ret = vsscanf(wxConv_libc.cWX2MB(buf), wxConv_libc.cWX2MB(fmt), argptr);
+  const wxChar *start = nptr;
+
+  // FIXME: only correct for C locale
+  while (wxIsspace(*nptr)) nptr++;
+  if (*nptr == wxT('+') || *nptr == wxT('-')) nptr++;
+  if (((base == 0) || (base == 16)) &&
+      (nptr[0] == wxT('0') && nptr[1] == wxT('x'))) {
+    nptr += 2;
+    base = 16;
+  }
+  else if ((base == 0) && (nptr[0] == wxT('0'))) base = 8;
+  else if (base == 0) base = 10;
+
+  while ((wxIsdigit(*nptr) && (*nptr - wxT('0') < base)) ||
+         (wxIsalpha(*nptr) && (wxToupper(*nptr) - wxT('A') + 10 < base))) nptr++;
+
+  wxString data(nptr, nptr-start);
+  wxWX2MBbuf dat = data.mb_str(wxConvLocal);
+  char *rdat = wxMBSTRINGCAST dat;
+  long int ret = strtol(dat, &rdat, base);
+
+  if (endptr) *endptr = (wxChar *)(start + (rdat - (const char *)dat));
+

   return ret;
 }
 #endif
 
   return ret;
 }
 #endif
 

+#ifdef wxNEED_WX_STDIO_H
+WXDLLEXPORT FILE * wxFopen(const wxChar *path, const wxChar *mode)
+{
+    char mode_buffer[10];
+    for (size_t i = 0; i < wxStrlen(mode)+1; i++)
+       mode_buffer[i] = (char) mode[i];
+    
+    return fopen( wxConvFile.cWX2MB(path), mode_buffer );
+}
+
+WXDLLEXPORT FILE * wxFreopen(const wxChar *path, const wxChar *mode, FILE *stream)
+{
+    char mode_buffer[10];
+    for (size_t i = 0; i < wxStrlen(mode)+1; i++)
+       mode_buffer[i] = (char) mode[i];
+    
+    return freopen( wxConvFile.cWX2MB(path), mode_buffer, stream );
+}
+
+WXDLLEXPORT int wxRemove(const wxChar *path)
+{
+    return remove( wxConvFile.cWX2MB(path) );
+}
+
+WXDLLEXPORT int wxRename(const wxChar *oldpath, const wxChar *newpath)
+{
+    return rename( wxConvFile.cWX2MB(oldpath), wxConvFile.cWX2MB(newpath) );
+}
+#endif
+

 #ifndef wxAtof
 double   WXDLLEXPORT wxAtof(const wxChar *psz)
 {
 #ifndef wxAtof
 double   WXDLLEXPORT wxAtof(const wxChar *psz)
 {

-  return atof(wxConv_libc.cWX2MB(psz));
+  return atof(wxConvLocal.cWX2MB(psz));

 }
 #endif
 
 #ifdef wxNEED_WX_STDLIB_H
 int      WXDLLEXPORT wxAtoi(const wxChar *psz)
 {
 }
 #endif
 
 #ifdef wxNEED_WX_STDLIB_H
 int      WXDLLEXPORT wxAtoi(const wxChar *psz)
 {

-  return atoi(wxConv_libc.cWX2MB(psz));
+  return atoi(wxConvLocal.cWX2MB(psz));

 }
 
 long     WXDLLEXPORT wxAtol(const wxChar *psz)
 {
 }
 
 long     WXDLLEXPORT wxAtol(const wxChar *psz)
 {

-  return atol(wxConv_libc.cWX2MB(psz));
+  return atol(wxConvLocal.cWX2MB(psz));

 }
 
 wxChar * WXDLLEXPORT wxGetenv(const wxChar *name)
 {
   static wxHashTable env;
 }
 
 wxChar * WXDLLEXPORT wxGetenv(const wxChar *name)
 {
   static wxHashTable env;

+  

   // check if we already have stored the converted env var
   wxObject *data = env.Get(name);
   // check if we already have stored the converted env var
   wxObject *data = env.Get(name);

-  if (!data) {
+  if (!data)
+  {

     // nope, retrieve it,
     // nope, retrieve it,

-    const char *val = getenv(wxConv_libc.cWX2MB(name));
+#if wxUSE_UNICODE
+    wxCharBuffer buffer = wxConvLocal.cWX2MB(name);
+    // printf( "buffer %s\n", (const char*) buffer );
+    const char *val = getenv( (const char *)buffer );
+#else
+    const char *val = getenv( name );
+#endif
+

     if (!val) return (wxChar *)NULL;
     if (!val) return (wxChar *)NULL;

+    // printf( "home %s\n", val );
+    

     // convert it,
     // convert it,

+#ifdef wxUSE_UNICODE
+    data = (wxObject *)new wxString(val, wxConvLocal);
+#else

     data = (wxObject *)new wxString(val);
     data = (wxObject *)new wxString(val);

+#endif
+

     // and store it
     env.Put(name, data);
   }
     // and store it
     env.Put(name, data);
   }


@@ -313,9 +455,31 @@ wxChar * WXDLLEXPORT wxGetenv(const wxChar *name)
   return (wxChar *)((wxString *)data)->c_str();
 }
 
   return (wxChar *)((wxString *)data)->c_str();
 }
 

-int      WXDLLEXPORT wxSystem(const wxChar *psz)
+int WXDLLEXPORT wxSystem(const wxChar *psz)

 {
 {

-  return system(wxConv_libc.cWX2MB(psz));
+    return system(wxConvLocal.cWX2MB(psz));

 }
 
 #endif
 }
 
 #endif

+
+#ifdef wxNEED_WX_TIME_H
+WXDLLEXPORT size_t   wxStrftime(wxChar *s, size_t max, const wxChar *fmt, const struct tm *tm)
+{
+    if (!max) return 0;
+    
+    char *buf = (char *)malloc(max);
+    size_t ret = strftime(buf, max, wxConvLocal.cWX2MB(fmt), tm);
+    if (ret)
+    {
+        wxStrcpy(s, wxConvLocal.cMB2WX(buf));
+        free(buf);
+        return wxStrlen(s);
+    } 
+    else
+    {
+        free(buf);
+        *s = 0;
+        return 0;
+  }
+}
+#endif