X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/27d98837f3b5589c40137f4a1fa75d28cde75c46..64b1cea09aac1077469090dc2dac9a139a509833:/src/common/filefn.cpp

diff --git a/src/common/filefn.cpp b/src/common/filefn.cpp
index dec3887eb3..24324f04ee 100644
--- a/src/common/filefn.cpp
+++ b/src/common/filefn.cpp
@@ -24,16 +24,22 @@
     #pragma hdrstop
 #endif
 
+#include "wx/filefn.h"
+
 #ifndef WX_PRECOMP
     #include "wx/intl.h"
     #include "wx/log.h"
     #include "wx/utils.h"
+    #include "wx/crt.h"
 #endif
 
-#include "wx/file.h" // This does include filefn.h
+#include "wx/dynarray.h"
+#include "wx/file.h"
 #include "wx/filename.h"
 #include "wx/dir.h"
 
+#include "wx/tokenzr.h"
+
 // there are just too many of those...
 #ifdef __VISUALC__
     #pragma warning(disable:4706)   // assignment within conditional expression
@@ -50,7 +56,7 @@
 #endif
 
 #if defined(__WXMAC__)
-    #include  "wx/mac/private.h"  // includes mac headers
+    #include  "wx/osx/private.h"  // includes mac headers
 #endif
 
 #ifdef __WINDOWS__
@@ -90,8 +96,8 @@
     #define _MAXPATHLEN 1024
 #endif
 
-#ifdef __WXMAC__
-#    include "MoreFilesX.h"
+#ifndef INVALID_FILE_ATTRIBUTES
+    #define INVALID_FILE_ATTRIBUTES ((DWORD)-1)
 #endif
 
 // ----------------------------------------------------------------------------
@@ -113,54 +119,84 @@ const int wxInvalidOffset = -1;
 // macros
 // ----------------------------------------------------------------------------
 
-// we need to translate Mac filenames before passing them to OS functions
+// translate the filenames before passing them to OS functions
 #define OS_FILENAME(s) (s.fn_str())
 
 // ============================================================================
 // implementation
 // ============================================================================
 
-#ifdef wxNEED_WX_UNISTD_H
+// ----------------------------------------------------------------------------
+// wrappers around standard POSIX functions
+// ----------------------------------------------------------------------------
 
-WXDLLEXPORT int wxStat( const wxChar *file_name, wxStructStat *buf )
-{
-    return stat( wxConvFile.cWX2MB( file_name ), buf );
-}
+#if wxUSE_UNICODE && defined __BORLANDC__ \
+    && __BORLANDC__ >= 0x550 && __BORLANDC__ <= 0x551
 
-WXDLLEXPORT int wxAccess( const wxChar *pathname, int mode )
+// BCC 5.5 and 5.5.1 have a bug in _wopen where files are created read only
+// regardless of the mode parameter. This hack works around the problem by
+// setting the mode with _wchmod.
+//
+int wxCRT_Open(const wchar_t *pathname, int flags, mode_t mode)
 {
-    return access( wxConvFile.cWX2MB( pathname ), mode );
-}
+    int moreflags = 0;
 
-WXDLLEXPORT int wxOpen( const wxChar *pathname, int flags, mode_t mode )
-{
-    return open( wxConvFile.cWX2MB( pathname ), flags, mode );
+    // we only want to fix the mode when the file is actually created, so
+    // when creating first try doing it O_EXCL so we can tell if the file
+    // was already there.
+    if ((flags & O_CREAT) && !(flags & O_EXCL) && (mode & wxS_IWUSR) != 0)
+        moreflags = O_EXCL;
+
+    int fd = _wopen(pathname, flags | moreflags, mode);
+
+    // the file was actually created and needs fixing
+    if (fd != -1 && (flags & O_CREAT) != 0 && (mode & wxS_IWUSR) != 0)
+    {
+        close(fd);
+        _wchmod(pathname, mode);
+        fd = _wopen(pathname, flags & ~(O_EXCL | O_CREAT));
+    }
+    // the open failed, but it may have been because the added O_EXCL stopped
+    // the opening of an existing file, so try again without.
+    else if (fd == -1 && moreflags != 0)
+    {
+        fd = _wopen(pathname, flags & ~O_CREAT);
+    }
+
+    return fd;
 }
 
 #endif
-   // wxNEED_WX_UNISTD_H
 
 // ----------------------------------------------------------------------------
 // wxPathList
 // ----------------------------------------------------------------------------
 
-// IMPLEMENT_DYNAMIC_CLASS(wxPathList, wxStringList)
-
-static inline wxChar* MYcopystring(const wxString& s)
+bool wxPathList::Add(const wxString& path)
 {
-    wxChar* copy = new wxChar[s.length() + 1];
-    return wxStrcpy(copy, s.c_str());
-}
+    // add a path separator to force wxFileName to interpret it always as a directory
+    // (i.e. if we are called with '/home/user' we want to consider it a folder and
+    // not, as wxFileName would consider, a filename).
+    wxFileName fn(path + wxFileName::GetPathSeparator());
+
+    // add only normalized relative/absolute paths
+    // NB: we won't do wxPATH_NORM_DOTS in order to avoid problems when trying to
+    //     normalize paths which starts with ".." (which can be normalized only if
+    //     we use also wxPATH_NORM_ABSOLUTE - which we don't want to use).
+    if (!fn.Normalize(wxPATH_NORM_TILDE|wxPATH_NORM_LONG|wxPATH_NORM_ENV_VARS))
+        return false;
 
-static inline wxChar* MYcopystring(const wxChar* s)
-{
-    wxChar* copy = new wxChar[wxStrlen(s) + 1];
-    return wxStrcpy(copy, s);
+    wxString toadd = fn.GetPath();
+    if (Index(toadd) == wxNOT_FOUND)
+        wxArrayString::Add(toadd);      // do not add duplicates
+
+    return true;
 }
 
-void wxPathList::Add (const wxString& path)
+void wxPathList::Add(const wxArrayString &arr)
 {
-    wxStringList::Add (WXSTRINGCAST path);
+    for (size_t j=0; j < arr.GetCount(); j++)
+        Add(arr[j]);
 }
 
 // Add paths e.g. from the PATH environment variable
@@ -168,43 +204,24 @@ void wxPathList::AddEnvList (const wxString& WXUNUSED_IN_WINCE(envVariable))
 {
     // No environment variables on WinCE
 #ifndef __WXWINCE__
+
+    // The space has been removed from the tokenizers, otherwise a
+    // path such as "C:\Program Files" would be split into 2 paths:
+    // "C:\Program" and "Files"; this is true for both Windows and Unix.
+
     static const wxChar PATH_TOKS[] =
 #if defined(__WINDOWS__) || defined(__OS2__)
-        /*
-        The space has been removed from the tokenizers, otherwise a
-        path such as "C:\Program Files" would be split into 2 paths:
-        "C:\Program" and "Files"
-        */
-//        wxT(" ;"); // Don't separate with colon in DOS (used for drive)
         wxT(";"); // Don't separate with colon in DOS (used for drive)
 #else
-        wxT(" :;");
+        wxT(":;");
 #endif
 
-    wxString val ;
-    if (wxGetEnv (WXSTRINGCAST envVariable, &val))
+    wxString val;
+    if ( wxGetEnv(envVariable, &val) )
     {
-        wxChar *s = MYcopystring (val);
-        wxChar *save_ptr, *token = wxStrtok (s, PATH_TOKS, &save_ptr);
-
-        if (token)
-        {
-            Add(token);
-            while (token)
-            {
-                if ( (token = wxStrtok ((wxChar *) NULL, PATH_TOKS, &save_ptr))
-                    != NULL )
-                {
-                    Add(token);
-                }
-            }
-        }
-
-        // suppress warning about unused variable save_ptr when wxStrtok() is a
-        // macro which throws away its third argument
-        save_ptr = token;
-
-        delete [] s;
+        // split into an array of string the value of the env var
+        wxArrayString arr = wxStringTokenize(val, PATH_TOKS);
+        WX_APPEND_ARRAY(*this, arr);
     }
 #endif // !__WXWINCE__
 }
@@ -212,65 +229,53 @@ void wxPathList::AddEnvList (const wxString& WXUNUSED_IN_WINCE(envVariable))
 // Given a full filename (with path), ensure that that file can
 // be accessed again USING FILENAME ONLY by adding the path
 // to the list if not already there.
-void wxPathList::EnsureFileAccessible (const wxString& path)
+bool wxPathList::EnsureFileAccessible (const wxString& path)
 {
-    wxString path_only(wxPathOnly(path));
-    if ( !path_only.empty() )
-    {
-        if ( !Member(path_only) )
-            Add(path_only);
-    }
+    return Add(wxPathOnly(path));
 }
 
-bool wxPathList::Member (const wxString& path)
+#if WXWIN_COMPATIBILITY_2_6
+bool wxPathList::Member (const wxString& path) const
 {
-  for (wxStringList::compatibility_iterator node = GetFirst(); node; node = node->GetNext())
-  {
-      wxString path2( node->GetData() );
-      if (
-#if defined(__WINDOWS__) || defined(__OS2__) || defined(__VMS__) || defined(__WXMAC__)
-      // Case INDEPENDENT
-          path.CompareTo (path2, wxString::ignoreCase) == 0
-#else
-      // Case sensitive File System
-          path.CompareTo (path2) == 0
-#endif
-        )
-        return true;
-  }
-  return false;
+    return Index(path) != wxNOT_FOUND;
 }
+#endif
 
-wxString wxPathList::FindValidPath (const wxString& file)
+wxString wxPathList::FindValidPath (const wxString& file) const
 {
-  wxExpandPath(wxFileFunctionsBuffer, file);
-
-  wxChar buf[_MAXPATHLEN];
-  wxStrcpy(buf, wxFileFunctionsBuffer);
+    // normalize the given string as it could be a path + a filename
+    // and not only a filename
+    wxFileName fn(file);
+    wxString strend;
+
+    // NB: normalize without making absolute otherwise calling this function with
+    //     e.g. "b/c.txt" would result in removing the directory 'b' and the for loop
+    //     below would only add to the paths of this list the 'c.txt' part when doing
+    //     the existence checks...
+    // NB: we don't use wxPATH_NORM_DOTS here, too (see wxPathList::Add for more info)
+    if (!fn.Normalize(wxPATH_NORM_TILDE|wxPATH_NORM_LONG|wxPATH_NORM_ENV_VARS))
+        return wxEmptyString;
 
-  wxChar *filename = wxIsAbsolutePath (buf) ? wxFileNameFromPath (buf) : (wxChar *)buf;
+    wxASSERT_MSG(!fn.IsDir(), wxT("Cannot search for directories; only for files"));
+    if (fn.IsAbsolute())
+        strend = fn.GetFullName();      // search for the file name and ignore the path part
+    else
+        strend = fn.GetFullPath();
 
-  for (wxStringList::compatibility_iterator node = GetFirst(); node; node = node->GetNext())
+    for (size_t i=0; i<GetCount(); i++)
     {
-      const wxString path(node->GetData());
-      wxStrcpy (wxFileFunctionsBuffer, path);
-      wxChar ch = wxFileFunctionsBuffer[wxStrlen(wxFileFunctionsBuffer)-1];
-      if (ch != wxT('\\') && ch != wxT('/'))
-        wxStrcat (wxFileFunctionsBuffer, wxT("/"));
-      wxStrcat (wxFileFunctionsBuffer, filename);
-#ifdef __WINDOWS__
-      wxUnix2DosFilename (wxFileFunctionsBuffer);
-#endif
-      if (wxFileExists (wxFileFunctionsBuffer))
-      {
-        return wxString(wxFileFunctionsBuffer);        // Found!
-      }
-    }                                // for()
+        wxString strstart = Item(i);
+        if (!strstart.IsEmpty() && strstart.Last() != wxFileName::GetPathSeparator())
+            strstart += wxFileName::GetPathSeparator();
 
-  return wxEmptyString;                    // Not found
+        if (wxFileExists(strstart + strend))
+            return strstart + strend;        // Found!
+    }
+
+    return wxEmptyString;                    // Not found
 }
 
-wxString wxPathList::FindAbsoluteValidPath (const wxString& file)
+wxString wxPathList::FindAbsoluteValidPath (const wxString& file) const
 {
     wxString f = FindValidPath(file);
     if ( f.empty() || wxIsAbsolutePath(f) )
@@ -287,6 +292,24 @@ wxString wxPathList::FindAbsoluteValidPath (const wxString& file)
     return buf;
 }
 
+// ----------------------------------------------------------------------------
+// miscellaneous global functions (TOFIX!)
+// ----------------------------------------------------------------------------
+
+static inline wxChar* MYcopystring(const wxString& s)
+{
+    wxChar* copy = new wxChar[s.length() + 1];
+    return wxStrcpy(copy, s.c_str());
+}
+
+template<typename CharType>
+static inline CharType* MYcopystring(const CharType* s)
+{
+    CharType* copy = new CharType[wxStrlen(s) + 1];
+    return wxStrcpy(copy, s);
+}
+
+
 bool
 wxFileExists (const wxString& filename)
 {
@@ -295,9 +318,9 @@ wxFileExists (const wxString& filename)
 #elif defined(__WIN32__) && !defined(__WXMICROWIN__)
     // we must use GetFileAttributes() instead of the ANSI C functions because
     // it can cope with network (UNC) paths unlike them
-    DWORD ret = ::GetFileAttributes(filename);
+    DWORD ret = ::GetFileAttributes(filename.fn_str());
 
-    return (ret != (DWORD)-1) && !(ret & FILE_ATTRIBUTE_DIRECTORY);
+    return (ret != INVALID_FILE_ATTRIBUTES) && !(ret & FILE_ATTRIBUTE_DIRECTORY);
 #else // !__WIN32__
     #ifndef S_ISREG
         #define S_ISREG(mode) ((mode) & S_IFREG)
@@ -321,20 +344,9 @@ wxIsAbsolutePath (const wxString& filename)
 {
     if (!filename.empty())
     {
-#if defined(__WXMAC__) && !defined(__DARWIN__)
-        // Classic or Carbon CodeWarrior like
-        // Carbon with Apple DevTools is Unix like
-
-        // This seems wrong to me, but there is no fix. since
-        // "MacOS:MyText.txt" is absolute whereas "MyDir:MyText.txt"
-        // is not. Or maybe ":MyDir:MyText.txt" has to be used? RR.
-        if (filename.Find(':') != wxNOT_FOUND && filename[0] != ':')
-            return true ;
-#else
         // Unix like or Windows
         if (filename[0] == wxT('/'))
             return true;
-#endif
 #ifdef __VMS__
         if ((filename[0] == wxT('[') && filename[1] != wxT('.')))
             return true;
@@ -354,7 +366,8 @@ wxIsAbsolutePath (const wxString& filename)
  *
  */
 
-void wxStripExtension(wxChar *buffer)
+template<typename T>
+static void wxDoStripExtension(T *buffer)
 {
     int len = wxStrlen(buffer);
     int i = len-1;
@@ -369,6 +382,9 @@ void wxStripExtension(wxChar *buffer)
     }
 }
 
+void wxStripExtension(char *buffer) { wxDoStripExtension(buffer); }
+void wxStripExtension(wchar_t *buffer) { wxDoStripExtension(buffer); }
+
 void wxStripExtension(wxString& buffer)
 {
     //RN:  Be careful about the handling the case where
@@ -384,17 +400,16 @@ void wxStripExtension(wxString& buffer)
 }
 
 // Destructive removal of /./ and /../ stuff
-wxChar *wxRealPath (wxChar *path)
+template<typename CharType>
+static CharType *wxDoRealPath (CharType *path)
 {
+  static const CharType SEP = wxFILE_SEP_PATH;
 #ifdef __WXMSW__
-  static const wxChar SEP = wxT('\\');
   wxUnix2DosFilename(path);
-#else
-  static const wxChar SEP = wxT('/');
 #endif
   if (path[0] && path[1]) {
     /* MATTHEW: special case "/./x" */
-    wxChar *p;
+    CharType *p;
     if (path[2] == SEP && path[1] == wxT('.'))
       p = &path[0];
     else
@@ -405,7 +420,7 @@ wxChar *wxRealPath (wxChar *path)
           {
             if (p[1] == wxT('.') && p[2] == wxT('.') && (p[3] == SEP || p[3] == wxT('\0')))
               {
-                wxChar *q;
+                CharType *q;
                 for (q = p - 1; q >= path && *q != SEP; q--)
                 {
                     // Empty
@@ -439,6 +454,16 @@ wxChar *wxRealPath (wxChar *path)
   return path;
 }
 
+char *wxRealPath(char *path)
+{
+    return wxDoRealPath(path);
+}
+
+wchar_t *wxRealPath(wchar_t *path)
+{
+    return wxDoRealPath(path);
+}
+
 wxString wxRealPath(const wxString& path)
 {
     wxChar *buf1=MYcopystring(path);
@@ -496,38 +521,39 @@ wxChar *wxCopyAbsolutePath(const wxString& filename)
 
 /* input name in name, pathname output to buf. */
 
-wxChar *wxExpandPath(wxChar *buf, const wxChar *name)
+template<typename CharType>
+static CharType *wxDoExpandPath(CharType *buf, const wxString& name)
 {
-    register wxChar *d, *s, *nm;
-    wxChar          lnm[_MAXPATHLEN];
+    register CharType *d, *s, *nm;
+    CharType        lnm[_MAXPATHLEN];
     int             q;
 
     // Some compilers don't like this line.
-//    const wxChar    trimchars[] = wxT("\n \t");
+//    const CharType    trimchars[] = wxT("\n \t");
 
-    wxChar      trimchars[4];
+    CharType      trimchars[4];
     trimchars[0] = wxT('\n');
     trimchars[1] = wxT(' ');
     trimchars[2] = wxT('\t');
     trimchars[3] = 0;
 
+    static const CharType SEP = wxFILE_SEP_PATH;
 #ifdef __WXMSW__
-    const wxChar     SEP = wxT('\\');
-#else
-    const wxChar     SEP = wxT('/');
+    //wxUnix2DosFilename(path);
 #endif
+
     buf[0] = wxT('\0');
-    if (name == NULL || *name == wxT('\0'))
+    if (name.empty())
         return buf;
-    nm = MYcopystring(name); // Make a scratch copy
-    wxChar *nm_tmp = nm;
+    nm = ::MYcopystring(static_cast<const CharType*>(name.c_str())); // Make a scratch copy
+    CharType *nm_tmp = nm;
 
     /* Skip leading whitespace and cr */
-    while (wxStrchr((wxChar *)trimchars, *nm) != NULL)
+    while (wxStrchr(trimchars, *nm) != NULL)
         nm++;
     /* And strip off trailing whitespace and cr */
     s = nm + (q = wxStrlen(nm)) - 1;
-    while (q-- && wxStrchr((wxChar *)trimchars, *s) != NULL)
+    while (q-- && wxStrchr(trimchars, *s) != NULL)
         *s = wxT('\0');
 
     s = nm;
@@ -575,9 +601,9 @@ wxChar *wxExpandPath(wxChar *buf, const wxChar *name)
         if (*s++ == wxT('$'))
 #endif
         {
-            register wxChar  *start = d;
+            register CharType  *start = d;
             register int     braces = (*s == wxT('{') || *s == wxT('('));
-            register wxChar  *value;
+            register CharType  *value;
             while ((*d++ = *s) != 0)
                 if (braces ? (*s == wxT('}') || *s == wxT(')')) : !(wxIsalnum(*s) || *s == wxT('_')) )
                     break;
@@ -601,21 +627,22 @@ wxChar *wxExpandPath(wxChar *buf, const wxChar *name)
     }
 
     /* Expand ~ and ~user */
+    wxString homepath;
     nm = lnm;
     if (nm[0] == wxT('~') && !q)
     {
         /* prefix ~ */
         if (nm[1] == SEP || nm[1] == 0)
         {        /* ~/filename */
-        // FIXME: wxGetUserHome could return temporary storage in Unicode mode
-            if ((s = WXSTRINGCAST wxGetUserHome(wxEmptyString)) != NULL) {
+            homepath = wxGetUserHome(wxEmptyString);
+            if (!homepath.empty()) {
+                s = (CharType*)(const CharType*)homepath.c_str();
                 if (*++nm)
                     nm++;
             }
         } else
         {                /* ~user/filename */
-            register wxChar  *nnm;
-            register wxChar  *home;
+            register CharType  *nnm;
             for (s = nm; *s && *s != SEP; s++)
             {
                 // Empty
@@ -624,8 +651,8 @@ wxChar *wxExpandPath(wxChar *buf, const wxChar *name)
             was_sep = (*s == SEP);
             nnm = *s ? s + 1 : s;
             *s = 0;
-        // FIXME: wxGetUserHome could return temporary storage in Unicode mode
-            if ((home = WXSTRINGCAST wxGetUserHome(wxString(nm + 1))) == NULL)
+            homepath = wxGetUserHome(wxString(nm + 1));
+            if (homepath.empty())
             {
                 if (was_sep) /* replace only if it was there: */
                     *s = SEP;
@@ -634,7 +661,7 @@ wxChar *wxExpandPath(wxChar *buf, const wxChar *name)
             else
             {
                 nm = nnm;
-                s = home;
+                s = (CharType*)(const CharType*)homepath.c_str();
             }
         }
     }
@@ -658,6 +685,17 @@ wxChar *wxExpandPath(wxChar *buf, const wxChar *name)
     return wxRealPath(buf);
 }
 
+char *wxExpandPath(char *buf, const wxString& name)
+{
+    return wxDoExpandPath(buf, name);
+}
+
+wchar_t *wxExpandPath(wchar_t *buf, const wxString& name)
+{
+    return wxDoExpandPath(buf, name);
+}
+
+
 /* Contract Paths to be build upon an environment variable
    component:
 
@@ -675,22 +713,22 @@ wxContractPath (const wxString& filename,
   if (filename.empty())
     return (wxChar *) NULL;
 
-  wxStrcpy (dest, WXSTRINGCAST filename);
+  wxStrcpy (dest, filename);
 #ifdef __WXMSW__
   wxUnix2DosFilename(dest);
 #endif
 
   // Handle environment
-  const wxChar *val;
+  wxString val;
 #ifndef __WXWINCE__
   wxChar *tcp;
-  if (!envname.empty() && (val = wxGetenv (WXSTRINGCAST envname)) != NULL &&
+  if (!envname.empty() && !(val = wxGetenv (envname)).empty() &&
      (tcp = wxStrstr (dest, val)) != NULL)
     {
-        wxStrcpy (wxFileFunctionsBuffer, tcp + wxStrlen (val));
+        wxStrcpy (wxFileFunctionsBuffer, tcp + val.length());
         *tcp++ = wxT('$');
         *tcp++ = wxT('{');
-        wxStrcpy (tcp, WXSTRINGCAST envname);
+        wxStrcpy (tcp, envname);
         wxStrcat (tcp, wxT("}"));
         wxStrcat (tcp, wxFileFunctionsBuffer);
     }
@@ -698,10 +736,10 @@ wxContractPath (const wxString& filename,
 
   // Handle User's home (ignore root homes!)
   val = wxGetUserHome (user);
-  if (!val)
+  if (val.empty())
     return dest;
 
-  const size_t len = wxStrlen(val);
+  const size_t len = val.length();
   if (len <= 2)
     return dest;
 
@@ -709,7 +747,7 @@ wxContractPath (const wxString& filename,
   {
     wxStrcpy(wxFileFunctionsBuffer, wxT("~"));
     if (!user.empty())
-           wxStrcat(wxFileFunctionsBuffer, (const wxChar*) user);
+           wxStrcat(wxFileFunctionsBuffer, user);
     wxStrcat(wxFileFunctionsBuffer, dest + len);
     wxStrcpy (dest, wxFileFunctionsBuffer);
   }
@@ -757,22 +795,12 @@ wxPathOnly (wxChar *path)
         // Search backward for a backward or forward slash
         while (i > -1)
         {
-#if defined(__WXMAC__) && !defined(__DARWIN__)
-            // Classic or Carbon CodeWarrior like
-            // Carbon with Apple DevTools is Unix like
-            if (path[i] == wxT(':') )
-            {
-                buf[i] = 0;
-                return buf;
-            }
-#else
             // Unix like or Windows
             if (path[i] == wxT('/') || path[i] == wxT('\\'))
             {
                 buf[i] = 0;
                 return buf;
             }
-#endif
 #ifdef __VMS__
             if (path[i] == wxT(']'))
             {
@@ -805,7 +833,7 @@ wxString wxPathOnly (const wxString& path)
         wxChar buf[_MAXPATHLEN];
 
         // Local copy
-        wxStrcpy (buf, WXSTRINGCAST path);
+        wxStrcpy(buf, path);
 
         int l = path.length();
         int i = l - 1;
@@ -813,15 +841,6 @@ wxString wxPathOnly (const wxString& path)
         // Search backward for a backward or forward slash
         while (i > -1)
         {
-#if defined(__WXMAC__) && !defined(__DARWIN__)
-            // Classic or Carbon CodeWarrior like
-            // Carbon with Apple DevTools is Unix like
-            if (path[i] == wxT(':') )
-            {
-                buf[i] = 0;
-                return wxString(buf);
-            }
-#else
             // Unix like or Windows
             if (path[i] == wxT('/') || path[i] == wxT('\\'))
             {
@@ -831,7 +850,6 @@ wxString wxPathOnly (const wxString& path)
                 buf[i] = 0;
                 return wxString(buf);
             }
-#endif
 #ifdef __VMS__
             if (path[i] == wxT(']'))
             {
@@ -860,13 +878,9 @@ wxString wxPathOnly (const wxString& path)
 // and back again - or we get nasty problems with delimiters.
 // Also, convert to lower case, since case is significant in UNIX.
 
-#if defined(__WXMAC__)
+#if defined(__WXMAC__) && !defined(__WXOSX_IPHONE__)
 
-#if TARGET_API_MAC_OSX
 #define kDefaultPathStyle kCFURLPOSIXPathStyle
-#else
-#define kDefaultPathStyle kCFURLHFSPathStyle
-#endif
 
 wxString wxMacFSRefToPath( const FSRef *fsRef , CFStringRef additionalPathComponent )
 {
@@ -881,13 +895,19 @@ wxString wxMacFSRefToPath( const FSRef *fsRef , CFStringRef additionalPathCompon
     }
     CFStringRef cfString = CFURLCopyFileSystemPath(fullURLRef, kDefaultPathStyle);
     CFRelease( fullURLRef ) ;
-    return wxMacCFStringHolder(cfString).AsString(wxLocale::GetSystemEncoding());
+    CFMutableStringRef cfMutableString = CFStringCreateMutableCopy(NULL, 0, cfString);
+    CFRelease( cfString );
+    CFStringNormalize(cfMutableString,kCFStringNormalizationFormC);
+    return wxCFStringRef(cfMutableString).AsString();
 }
 
 OSStatus wxMacPathToFSRef( const wxString&path , FSRef *fsRef )
 {
     OSStatus err = noErr ;
-    CFURLRef url = CFURLCreateWithFileSystemPath(kCFAllocatorDefault, wxMacCFStringHolder(path ,wxLocale::GetSystemEncoding() ) , kDefaultPathStyle, false);
+    CFMutableStringRef cfMutableString = CFStringCreateMutableCopy(NULL, 0, wxCFStringRef(path));
+    CFStringNormalize(cfMutableString,kCFStringNormalizationFormD);
+    CFURLRef url = CFURLCreateWithFileSystemPath(kCFAllocatorDefault, cfMutableString , kDefaultPathStyle, false);
+    CFRelease( cfMutableString );
     if ( NULL != url )
     {
         if ( CFURLGetFSRef(url, fsRef) == false )
@@ -906,9 +926,14 @@ wxString wxMacHFSUniStrToString( ConstHFSUniStr255Param uniname )
     CFStringRef cfname = CFStringCreateWithCharacters( kCFAllocatorDefault,
                                                       uniname->unicode,
                                                       uniname->length );
-    return wxMacCFStringHolder(cfname).AsString() ;
+    CFMutableStringRef cfMutableString = CFStringCreateMutableCopy(NULL, 0, cfname);
+    CFRelease( cfname );
+    CFStringNormalize(cfMutableString,kCFStringNormalizationFormC);
+    return wxCFStringRef(cfMutableString).AsString() ;
 }
 
+#ifndef __LP64__
+
 wxString wxMacFSSpec2MacFilename( const FSSpec *spec )
 {
     FSRef fsRef ;
@@ -921,16 +946,18 @@ wxString wxMacFSSpec2MacFilename( const FSSpec *spec )
 
 void wxMacFilename2FSSpec( const wxString& path , FSSpec *spec )
 {
-    OSStatus err = noErr ;
-    FSRef fsRef ;
-    wxMacPathToFSRef( path , &fsRef ) ;
-    err = FSRefMakeFSSpec( &fsRef , spec ) ;
+    OSStatus err = noErr;
+    FSRef fsRef;
+    wxMacPathToFSRef( path , &fsRef );
+	err = FSGetCatalogInfo(&fsRef, kFSCatInfoNone, NULL, NULL, spec, NULL);
+    verify_noerr( err );
 }
+#endif
 
 #endif // __WXMAC__
 
-void
-wxDos2UnixFilename (wxChar *s)
+template<typename T>
+static void wxDoDos2UnixFilename(T *s)
 {
   if (s)
     while (*s)
@@ -939,17 +966,21 @@ wxDos2UnixFilename (wxChar *s)
           *s = _T('/');
 #ifdef __WXMSW__
         else
-          *s = (wxChar)wxTolower (*s);        // Case INDEPENDENT
+          *s = wxTolower(*s);        // Case INDEPENDENT
 #endif
         s++;
       }
 }
 
-void
+void wxDos2UnixFilename(char *s) { wxDoDos2UnixFilename(s); }
+void wxDos2UnixFilename(wchar_t *s) { wxDoDos2UnixFilename(s); }
+
+template<typename T>
+static void
 #if defined(__WXMSW__) || defined(__OS2__)
-wxUnix2DosFilename (wxChar *s)
+wxDoUnix2DosFilename(T *s)
 #else
-wxUnix2DosFilename (wxChar *WXUNUSED(s) )
+wxDoUnix2DosFilename(T *WXUNUSED(s) )
 #endif
 {
 // Yes, I really mean this to happen under DOS only! JACS
@@ -964,6 +995,9 @@ wxUnix2DosFilename (wxChar *WXUNUSED(s) )
 #endif
 }
 
+void wxUnix2DosFilename(char *s) { wxDoUnix2DosFilename(s); }
+void wxUnix2DosFilename(wchar_t *s) { wxDoUnix2DosFilename(s); }
+
 // Concatenate two files to form third
 bool
 wxConcatFiles (const wxString& file1, const wxString& file2, const wxString& file3)
@@ -1002,6 +1036,51 @@ wxConcatFiles (const wxString& file1, const wxString& file2, const wxString& fil
 #endif
 }
 
+// helper of generic implementation of wxCopyFile()
+#if !(defined(__WIN32__) || defined(__OS2__) || defined(__PALMOS__)) && \
+    wxUSE_FILE
+
+static bool
+wxDoCopyFile(wxFile& fileIn,
+             const wxStructStat& fbuf,
+             const wxString& filenameDst,
+             bool overwrite)
+{
+    // reset the umask as we want to create the file with exactly the same
+    // permissions as the original one
+    wxCHANGE_UMASK(0);
+
+    // create file2 with the same permissions than file1 and open it for
+    // writing
+
+    wxFile fileOut;
+    if ( !fileOut.Create(filenameDst, overwrite, fbuf.st_mode & 0777) )
+        return false;
+
+    // copy contents of file1 to file2
+    char buf[4096];
+    for ( ;; )
+    {
+        ssize_t count = fileIn.Read(buf, WXSIZEOF(buf));
+        if ( count == wxInvalidOffset )
+            return false;
+
+        // end of file?
+        if ( !count )
+            break;
+
+        if ( fileOut.Write(buf, count) < (size_t)count )
+            return false;
+    }
+
+    // we can expect fileIn to be closed successfully, but we should ensure
+    // that fileOut was closed as some write errors (disk full) might not be
+    // detected before doing this
+    return fileIn.Close() && fileOut.Close();
+}
+
+#endif // generic implementation of wxCopyFile
+
 // Copy files
 bool
 wxCopyFile (const wxString& file1, const wxString& file2, bool overwrite)
@@ -1011,7 +1090,7 @@ wxCopyFile (const wxString& file1, const wxString& file2, bool overwrite)
     // instead of our code if available
     //
     // NB: 3rd parameter is bFailIfExists i.e. the inverse of overwrite
-    if ( !::CopyFile(file1, file2, !overwrite) )
+    if ( !::CopyFile(file1.fn_str(), file2.fn_str(), !overwrite) )
     {
         wxLogSysError(_("Failed to copy the file '%s' to '%s'"),
                       file1.c_str(), file2.c_str());
@@ -1019,7 +1098,7 @@ wxCopyFile (const wxString& file1, const wxString& file2, bool overwrite)
         return false;
     }
 #elif defined(__OS2__)
-    if ( ::DosCopy((PSZ)file1.c_str(), (PSZ)file2.c_str(), overwrite ? DCPY_EXISTING : 0) != 0 )
+    if ( ::DosCopy(file1.c_str(), file2.c_str(), overwrite ? DCPY_EXISTING : 0) != 0 )
         return false;
 #elif defined(__PALMOS__)
     // TODO with http://www.palmos.com/dev/support/docs/protein_books/Memory_Databases_Files/
@@ -1051,39 +1130,49 @@ wxCopyFile (const wxString& file1, const wxString& file2, bool overwrite)
         return false;
     }
 
-    // reset the umask as we want to create the file with exactly the same
-    // permissions as the original one
-    wxCHANGE_UMASK(0);
-
-    // create file2 with the same permissions than file1 and open it for
-    // writing
+    wxDoCopyFile(fileIn, fbuf, file2, overwrite);
 
-    wxFile fileOut;
-    if ( !fileOut.Create(file2, overwrite, fbuf.st_mode & 0777) )
-        return false;
+#if defined(__WXMAC__) || defined(__WXCOCOA__)
+    // copy the resource fork of the file too if it's present
+    wxString pathRsrcOut;
+    wxFile fileRsrcIn;
 
-    // copy contents of file1 to file2
-    char buf[4096];
-    size_t count;
-    for ( ;; )
     {
-        count = fileIn.Read(buf, WXSIZEOF(buf));
-        if ( fileIn.Error() )
-            return false;
+        // suppress error messages from this block as resource forks don't have
+        // to exist
+        wxLogNull noLog;
+
+        // it's not enough to check for file existence: it always does on HFS
+        // but is empty for files without resources
+        if ( fileRsrcIn.Open(file1 + wxT("/..namedfork/rsrc")) &&
+                fileRsrcIn.Length() > 0 )
+        {
+            // we must be using HFS or another filesystem with resource fork
+            // support, suppose that destination file system also is HFS[-like]
+            pathRsrcOut = file2 + wxT("/..namedfork/rsrc");
+        }
+        else // check if we have resource fork in separate file (non-HFS case)
+        {
+            wxFileName fnRsrc(file1);
+            fnRsrc.SetName(wxT("._") + fnRsrc.GetName());
 
-        // end of file?
-        if ( !count )
-            break;
+            fileRsrcIn.Close();
+            if ( fileRsrcIn.Open( fnRsrc.GetFullPath() ) )
+            {
+                fnRsrc = file2;
+                fnRsrc.SetName(wxT("._") + fnRsrc.GetName());
 
-        if ( fileOut.Write(buf, count) < count )
-            return false;
+                pathRsrcOut = fnRsrc.GetFullPath();
+            }
+        }
     }
 
-    // we can expect fileIn to be closed successfully, but we should ensure
-    // that fileOut was closed as some write errors (disk full) might not be
-    // detected before doing this
-    if ( !fileIn.Close() || !fileOut.Close() )
-        return false;
+    if ( !pathRsrcOut.empty() )
+    {
+        if ( !wxDoCopyFile(fileRsrcIn, fbuf, pathRsrcOut, overwrite) )
+            return false;
+    }
+#endif // wxMac || wxCocoa
 
 #if !defined(__VISAGECPP__) && !defined(__WXMAC__) || defined(__UNIX__)
     // no chmod in VA.  Should be some permission API for HPFS386 partitions
@@ -1148,7 +1237,7 @@ bool wxRemoveFile(const wxString& file)
  || (defined(__MWERKS__) && defined(__MSL__))
     int res = wxRemove(file);
 #elif defined(__WXMAC__)
-    int res = unlink(wxFNCONV(file));
+    int res = unlink(file.fn_str());
 #elif defined(__WXPALMOS__)
     int res = 1;
     // TODO with VFSFileDelete()
@@ -1164,7 +1253,7 @@ bool wxMkdir(const wxString& dir, int perm)
 #if defined(__WXPALMOS__)
     return false;
 #elif defined(__WXMAC__) && !defined(__UNIX__)
-    return (mkdir( wxFNCONV(dir) , 0 ) == 0);
+    return (mkdir(dir.fn_str() , 0 ) == 0);
 #else // !Mac
     const wxChar *dirname = dir.c_str();
 
@@ -1212,9 +1301,9 @@ bool wxRmdir(const wxString& dir, int WXUNUSED(flags))
 #if defined(__VMS__)
     return false; //to be changed since rmdir exists in VMS7.x
 #elif defined(__OS2__)
-    return (::DosDeleteDir((PSZ)dir.c_str()) == 0);
+    return (::DosDeleteDir(dir.c_str()) == 0);
 #elif defined(__WXWINCE__)
-    return (CreateDirectory(dir, NULL) != 0);
+    return (RemoveDirectory(dir) != 0);
 #elif defined(__WXPALMOS__)
     // TODO with VFSFileRename()
     return false;
@@ -1224,14 +1313,14 @@ bool wxRmdir(const wxString& dir, int WXUNUSED(flags))
 }
 
 // does the path exists? (may have or not '/' or '\\' at the end)
-bool wxDirExists(const wxChar *pszPathName)
+bool wxDirExists(const wxString& pathName)
 {
-    wxString strPath(pszPathName);
+    wxString strPath(pathName);
 
 #if defined(__WINDOWS__) || defined(__OS2__)
     // Windows fails to find directory named "c:\dir\" even if "c:\dir" exists,
     // so remove all trailing backslashes from the path - but don't do this for
-    // the pathes "d:\" (which are different from "d:") nor for just "\"
+    // the paths "d:\" (which are different from "d:") nor for just "\"
     while ( wxEndsWithPathSeparator(strPath) )
     {
         size_t len = strPath.length();
@@ -1252,9 +1341,9 @@ bool wxDirExists(const wxChar *pszPathName)
     return false;
 #elif defined(__WIN32__) && !defined(__WXMICROWIN__)
     // stat() can't cope with network paths
-    DWORD ret = ::GetFileAttributes(strPath);
+    DWORD ret = ::GetFileAttributes(strPath.fn_str());
 
-    return (ret != (DWORD)-1) && (ret & FILE_ATTRIBUTE_DIRECTORY);
+    return (ret != INVALID_FILE_ATTRIBUTES) && (ret & FILE_ATTRIBUTE_DIRECTORY);
 #elif defined(__OS2__)
     FILESTATUS3 Info = {{0}};
     APIRET rc = ::DosQueryPathInfo((PSZ)(WXSTRINGCAST strPath), FIL_STANDARD,
@@ -1270,7 +1359,7 @@ bool wxDirExists(const wxChar *pszPathName)
     return wxStat(strPath.c_str(), &st) == 0 && ((st.st_mode & S_IFMT) == S_IFDIR);
 #else
     // S_IFMT not supported in VA compilers.. st_mode is a 2byte value only
-    return wxStat(pszPathName, &st) == 0 && (st.st_mode == S_IFDIR);
+    return wxStat(strPath.c_str(), &st) == 0 && (st.st_mode == S_IFDIR);
 #endif
 
 #endif // __WIN32__/!__WIN32__
@@ -1279,30 +1368,35 @@ bool wxDirExists(const wxChar *pszPathName)
 // Get a temporary filename, opening and closing the file.
 wxChar *wxGetTempFileName(const wxString& prefix, wxChar *buf)
 {
-#if wxUSE_FILE
-    wxString filename = wxFileName::CreateTempFileName(prefix);
-    if ( filename.empty() )
+    wxString filename;
+    if ( !wxGetTempFileName(prefix, filename) )
         return NULL;
 
     if ( buf )
+#ifdef _PACC_VER
+        // work around the PalmOS pacc compiler bug
+        wxStrcpy(buf, filename.data());
+#else
         wxStrcpy(buf, filename);
+#endif
     else
         buf = MYcopystring(filename);
 
     return buf;
-#else
-    wxUnusedVar(prefix);
-    wxUnusedVar(buf);
-    // wxFileName::CreateTempFileName needs wxFile class enabled
-    return NULL;
-#endif
 }
 
 bool wxGetTempFileName(const wxString& prefix, wxString& buf)
 {
-    buf = wxGetTempFileName(prefix);
+#if wxUSE_FILE
+    buf = wxFileName::CreateTempFileName(prefix);
 
     return !buf.empty();
+#else // !wxUSE_FILE
+    wxUnusedVar(prefix);
+    wxUnusedVar(buf);
+
+    return false;
+#endif // wxUSE_FILE/!wxUSE_FILE
 }
 
 // Get first file name matching given wild card.
@@ -1310,7 +1404,7 @@ bool wxGetTempFileName(const wxString& prefix, wxString& buf)
 static wxDir *gs_dir = NULL;
 static wxString gs_dirPath;
 
-wxString wxFindFirstFile(const wxChar *spec, int flags)
+wxString wxFindFirstFile(const wxString& spec, int flags)
 {
     wxSplitPath(spec, &gs_dirPath, NULL, NULL);
     if ( gs_dirPath.empty() )
@@ -1318,8 +1412,7 @@ wxString wxFindFirstFile(const wxChar *spec, int flags)
     if ( !wxEndsWithPathSeparator(gs_dirPath ) )
         gs_dirPath << wxFILE_SEP_PATH;
 
-    if (gs_dir)
-        delete gs_dir;
+    delete gs_dir; // can be NULL, this is ok
     gs_dir = new wxDir(gs_dirPath);
 
     if ( !gs_dir->IsOpened() )
@@ -1337,7 +1430,7 @@ wxString wxFindFirstFile(const wxChar *spec, int flags)
     }
 
     wxString result;
-    gs_dir->GetFirst(&result, wxFileNameFromPath(wxString(spec)), dirFlags);
+    gs_dir->GetFirst(&result, wxFileNameFromPath(spec), dirFlags);
     if ( result.empty() )
     {
         wxDELETE(gs_dir);
@@ -1349,7 +1442,7 @@ wxString wxFindFirstFile(const wxChar *spec, int flags)
 
 wxString wxFindNextFile()
 {
-    wxASSERT_MSG( gs_dir, wxT("You must call wxFindFirstFile before!") );
+    wxCHECK_MSG( gs_dir, "", "You must call wxFindFirstFile before!" );
 
     wxString result;
     gs_dir->GetNext(&result);
@@ -1402,7 +1495,7 @@ wxChar *wxDoGetCwd(wxChar *buf, int sz)
 
     #ifdef HAVE_WGETCWD
         #if wxUSE_UNICODE_MSLU
-            if ( wxGetOsVersion() != wxWIN95 )
+            if ( wxGetOsVersion() != wxOS_WINDOWS_9X )
         #else
             char *cbuf = NULL; // never really used because needsANSI will always be false
         #endif
@@ -1417,16 +1510,6 @@ wxChar *wxDoGetCwd(wxChar *buf, int sz)
     {
     #if defined(_MSC_VER) || defined(__MINGW32__)
         ok = _getcwd(cbuf, sz) != NULL;
-    #elif defined(__WXMAC__) && !defined(__DARWIN__)
-        char lbuf[1024] ;
-        if ( getcwd( lbuf , sizeof( lbuf ) ) )
-        {
-            wxString res( lbuf , *wxConvCurrent ) ;
-            wxStrcpy( buf , res ) ;
-            ok = true;
-        }
-        else
-            ok = false ;
     #elif defined(__OS2__)
         APIRET rc;
         ULONG ulDriveNum = 0;
@@ -1449,7 +1532,7 @@ wxChar *wxDoGetCwd(wxChar *buf, int sz)
         ok = getcwd(cbuf, sz) != NULL;
     #endif // platform
 
-    #if wxUSE_UNICODE && !(defined(__WXMAC__) && !defined(__DARWIN__))
+    #if wxUSE_UNICODE
         // finally convert the result to Unicode if needed
         wxConvFile.MB2WC(buf, cbuf, sz);
     #endif // wxUSE_UNICODE
@@ -1519,7 +1602,15 @@ wxString wxGetCwd()
 bool wxSetWorkingDirectory(const wxString& d)
 {
 #if defined(__OS2__)
-    return (::DosSetCurrentDir((PSZ)d.c_str()) == 0);
+    if (d[1] == ':')
+    {
+        ::DosSetDefaultDisk(wxToupper(d[0]) - _T('A') + 1);
+    // do not call DosSetCurrentDir when just changing drive,
+    // since it requires e.g. "d:." instead of "d:"!
+    if (d.length() == 2)
+        return true;
+    }
+    return (::DosSetCurrentDir(d.c_str()) == 0);
 #elif defined(__UNIX__) || defined(__WXMAC__) || defined(__DOS__)
     return (chdir(wxFNSTRINGCAST d.fn_str()) == 0);
 #elif defined(__WINDOWS__)
@@ -1530,7 +1621,7 @@ bool wxSetWorkingDirectory(const wxString& d)
     wxUnusedVar(d);
     return false;
 #else
-    return (bool)(SetCurrentDirectory(d) != 0);
+    return (bool)(SetCurrentDirectory(d.fn_str()) != 0);
 #endif
 #else
     // Must change drive, too.
@@ -1569,74 +1660,62 @@ wxString wxGetOSDirectory()
     wxChar buf[256];
     GetWindowsDirectory(buf, 256);
     return wxString(buf);
-#elif defined(__WXMAC__)
+#elif defined(__WXMAC__) && wxOSX_USE_CARBON
     return wxMacFindFolder(kOnSystemDisk, 'macs', false);
 #else
     return wxEmptyString;
 #endif
 }
 
-bool wxEndsWithPathSeparator(const wxChar *pszFileName)
+bool wxEndsWithPathSeparator(const wxString& filename)
 {
-    size_t len = wxStrlen(pszFileName);
-
-    return len && wxIsPathSeparator(pszFileName[len - 1]);
+    return !filename.empty() && wxIsPathSeparator(filename.Last());
 }
 
 // find a file in a list of directories, returns false if not found
-bool wxFindFileInPath(wxString *pStr, const wxChar *pszPath, const wxChar *pszFile)
+bool wxFindFileInPath(wxString *pStr, const wxString& szPath, const wxString& szFile)
 {
     // we assume that it's not empty
-    wxCHECK_MSG( !wxIsEmpty(pszFile), false,
+    wxCHECK_MSG( !szFile.empty(), false,
                  _T("empty file name in wxFindFileInPath"));
 
     // skip path separator in the beginning of the file name if present
-    if ( wxIsPathSeparator(*pszFile) )
-        pszFile++;
-
-    // copy the path (strtok will modify it)
-    wxChar *szPath = new wxChar[wxStrlen(pszPath) + 1];
-    wxStrcpy(szPath, pszPath);
-
-    wxString strFile;
-    wxChar *pc, *save_ptr;
-    for ( pc = wxStrtok(szPath, wxPATH_SEP, &save_ptr);
-          pc != NULL;
-          pc = wxStrtok((wxChar *) NULL, wxPATH_SEP, &save_ptr) )
+    wxString szFile2;
+    if ( wxIsPathSeparator(szFile[0u]) )
+        szFile2 = szFile.Mid(1);
+    else
+        szFile2 = szFile;
+
+    wxStringTokenizer tkn(szPath, wxPATH_SEP);
+
+    while ( tkn.HasMoreTokens() )
     {
-        // search for the file in this directory
-        strFile = pc;
-        if ( !wxEndsWithPathSeparator(pc) )
+        wxString strFile = tkn.GetNextToken();
+        if ( !wxEndsWithPathSeparator(strFile) )
             strFile += wxFILE_SEP_PATH;
-        strFile += pszFile;
+        strFile += szFile2;
 
-        if ( wxFileExists(strFile) ) {
+        if ( wxFileExists(strFile) )
+        {
             *pStr = strFile;
-            break;
+            return true;
         }
     }
 
-    // suppress warning about unused variable save_ptr when wxStrtok() is a
-    // macro which throws away its third argument
-    save_ptr = pc;
-
-    delete [] szPath;
-
-    return pc != NULL;  // if true => we breaked from the loop
+    return false;
 }
 
-void WXDLLEXPORT wxSplitPath(const wxChar *pszFileName,
+void WXDLLIMPEXP_BASE wxSplitPath(const wxString& fileName,
                              wxString *pstrPath,
                              wxString *pstrName,
                              wxString *pstrExt)
 {
-    // it can be empty, but it shouldn't be NULL
-    wxCHECK_RET( pszFileName, wxT("NULL file name in wxSplitPath") );
-
-    wxFileName::SplitPath(pszFileName, pstrPath, pstrName, pstrExt);
+    wxFileName::SplitPath(fileName, pstrPath, pstrName, pstrExt);
 }
 
-time_t WXDLLEXPORT wxFileModificationTime(const wxString& filename)
+#if wxUSE_DATETIME
+
+time_t WXDLLIMPEXP_BASE wxFileModificationTime(const wxString& filename)
 {
     wxDateTime mtime;
     if ( !wxFileName(filename).GetTimes(NULL, &mtime, NULL) )
@@ -1645,12 +1724,14 @@ time_t WXDLLEXPORT wxFileModificationTime(const wxString& filename)
     return mtime.GetTicks();
 }
 
+#endif // wxUSE_DATETIME
+
 
 // Parses the filterStr, returning the number of filters.
 // Returns 0 if none or if there's a problem.
 // filterStr is in the form: "All files (*.*)|*.*|JPEG Files (*.jpeg)|*.jpeg"
 
-int WXDLLEXPORT wxParseCommonDialogsFilter(const wxString& filterStr,
+int WXDLLIMPEXP_BASE wxParseCommonDialogsFilter(const wxString& filterStr,
                                            wxArrayString& descriptions,
                                            wxArrayString& filters)
 {
@@ -1757,6 +1838,162 @@ int WXDLLEXPORT wxParseCommonDialogsFilter(const wxString& filterStr,
     return filters.GetCount();
 }
 
+#if defined(__WINDOWS__) && !(defined(__UNIX__) || defined(__OS2__))
+static bool wxCheckWin32Permission(const wxString& path, DWORD access)
+{
+    // quoting the MSDN: "To obtain a handle to a directory, call the
+    // CreateFile function with the FILE_FLAG_BACKUP_SEMANTICS flag", but this
+    // doesn't work under Win9x/ME but then it's not needed there anyhow
+    const DWORD dwAttr = ::GetFileAttributes(path.fn_str());
+    if ( dwAttr == INVALID_FILE_ATTRIBUTES )
+    {
+        // file probably doesn't exist at all
+        return false;
+    }
+
+    if ( wxGetOsVersion() == wxOS_WINDOWS_9X )
+    {
+        // FAT directories always allow all access, even if they have the
+        // readonly flag set, and FAT files can only be read-only
+        return (dwAttr & FILE_ATTRIBUTE_DIRECTORY) ||
+                    (access != GENERIC_WRITE ||
+                        !(dwAttr & FILE_ATTRIBUTE_READONLY));
+    }
+
+    HANDLE h = ::CreateFile
+                 (
+                    path.t_str(),
+                    access,
+                    FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
+                    NULL,
+                    OPEN_EXISTING,
+                    dwAttr & FILE_ATTRIBUTE_DIRECTORY
+                        ? FILE_FLAG_BACKUP_SEMANTICS
+                        : 0,
+                    NULL
+                 );
+    if ( h != INVALID_HANDLE_VALUE )
+        CloseHandle(h);
+
+    return h != INVALID_HANDLE_VALUE;
+}
+#endif // __WINDOWS__
+
+bool wxIsWritable(const wxString &path)
+{
+#if defined( __UNIX__ ) || defined(__OS2__)
+    // access() will take in count also symbolic links
+    return wxAccess(path.c_str(), W_OK) == 0;
+#elif defined( __WINDOWS__ )
+    return wxCheckWin32Permission(path, GENERIC_WRITE);
+#else
+    wxUnusedVar(path);
+    // TODO
+    return false;
+#endif
+}
+
+bool wxIsReadable(const wxString &path)
+{
+#if defined( __UNIX__ ) || defined(__OS2__)
+    // access() will take in count also symbolic links
+    return wxAccess(path.c_str(), R_OK) == 0;
+#elif defined( __WINDOWS__ )
+    return wxCheckWin32Permission(path, GENERIC_READ);
+#else
+    wxUnusedVar(path);
+    // TODO
+    return false;
+#endif
+}
+
+bool wxIsExecutable(const wxString &path)
+{
+#if defined( __UNIX__ ) || defined(__OS2__)
+    // access() will take in count also symbolic links
+    return wxAccess(path.c_str(), X_OK) == 0;
+#elif defined( __WINDOWS__ )
+   return wxCheckWin32Permission(path, GENERIC_EXECUTE);
+#else
+    wxUnusedVar(path);
+    // TODO
+    return false;
+#endif
+}
+
+// Return the type of an open file
+//
+// Some file types on some platforms seem seekable but in fact are not.
+// The main use of this function is to allow such cases to be detected
+// (IsSeekable() is implemented as wxGetFileKind() == wxFILE_KIND_DISK).
+//
+// This is important for the archive streams, which benefit greatly from
+// being able to seek on a stream, but which will produce corrupt archives
+// if they unknowingly seek on a non-seekable stream.
+//
+// wxFILE_KIND_DISK is a good catch all return value, since other values
+// disable features of the archive streams. Some other value must be returned
+// for a file type that appears seekable but isn't.
+//
+// Known examples:
+//   *  Pipes on Windows
+//   *  Files on VMS with a record format other than StreamLF
+//
+wxFileKind wxGetFileKind(int fd)
+{
+#if defined __WXMSW__ && !defined __WXWINCE__ && defined wxGetOSFHandle
+    switch (::GetFileType(wxGetOSFHandle(fd)) & ~FILE_TYPE_REMOTE)
+    {
+        case FILE_TYPE_CHAR:
+            return wxFILE_KIND_TERMINAL;
+        case FILE_TYPE_DISK:
+            return wxFILE_KIND_DISK;
+        case FILE_TYPE_PIPE:
+            return wxFILE_KIND_PIPE;
+    }
+
+    return wxFILE_KIND_UNKNOWN;
+
+#elif defined(__UNIX__)
+    if (isatty(fd))
+        return wxFILE_KIND_TERMINAL;
+
+    struct stat st;
+    fstat(fd, &st);
+
+    if (S_ISFIFO(st.st_mode))
+        return wxFILE_KIND_PIPE;
+    if (!S_ISREG(st.st_mode))
+        return wxFILE_KIND_UNKNOWN;
+
+    #if defined(__VMS__)
+        if (st.st_fab_rfm != FAB$C_STMLF)
+            return wxFILE_KIND_UNKNOWN;
+    #endif
+
+    return wxFILE_KIND_DISK;
+
+#else
+    #define wxFILEKIND_STUB
+    (void)fd;
+    return wxFILE_KIND_DISK;
+#endif
+}
+
+wxFileKind wxGetFileKind(FILE *fp)
+{
+    // Note: The watcom rtl dll doesn't have fileno (the static lib does).
+    //       Should be fixed in version 1.4.
+#if defined(wxFILEKIND_STUB) || wxONLY_WATCOM_EARLIER_THAN(1,4)
+    (void)fp;
+    return wxFILE_KIND_DISK;
+#elif defined(__WINDOWS__) && !defined(__CYGWIN__) && !defined(__WATCOMC__) && !defined(__WINE__)
+    return fp ? wxGetFileKind(_fileno(fp)) : wxFILE_KIND_UNKNOWN;
+#else
+    return fp ? wxGetFileKind(fileno(fp)) : wxFILE_KIND_UNKNOWN;
+#endif
+}
+
 
 //------------------------------------------------------------------------
 // wild character routines
@@ -1764,17 +2001,19 @@ int WXDLLEXPORT wxParseCommonDialogsFilter(const wxString& filterStr,
 
 bool wxIsWild( const wxString& pattern )
 {
-    wxString tmp = pattern;
-    wxChar *pat = WXSTRINGCAST(tmp);
-    while (*pat)
+    for ( wxString::const_iterator p = pattern.begin(); p != pattern.end(); ++p )
     {
-        switch (*pat++)
+        switch ( (*p).GetValue() )
         {
-        case wxT('?'): case wxT('*'): case wxT('['): case wxT('{'):
-            return true;
-        case wxT('\\'):
-            if (!*pat++)
-                return false;
+            case wxT('?'):
+            case wxT('*'):
+            case wxT('['):
+            case wxT('{'):
+                return true;
+
+            case wxT('\\'):
+                if ( ++p == pattern.end() )
+                    return false;
         }
     }
     return false;
@@ -1889,77 +2128,6 @@ bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special )
     }
 }
 
-// Return the type of an open file
-//
-// Some file types on some platforms seem seekable but in fact are not.
-// The main use of this function is to allow such cases to be detected
-// (IsSeekable() is implemented as wxGetFileKind() == wxFILE_KIND_DISK).
-//
-// This is important for the archive streams, which benefit greatly from
-// being able to seek on a stream, but which will produce corrupt archives
-// if they unknowingly seek on a non-seekable stream.
-//
-// wxFILE_KIND_DISK is a good catch all return value, since other values
-// disable features of the archive streams. Some other value must be returned
-// for a file type that appears seekable but isn't.
-//
-// Known examples:
-//   *  Pipes on Windows
-//   *  Files on VMS with a record format other than StreamLF
-//
-wxFileKind wxGetFileKind(int fd)
-{
-#if defined __WXMSW__ && !defined __WXWINCE__ && defined wxGetOSFHandle
-    switch (::GetFileType(wxGetOSFHandle(fd)) & ~FILE_TYPE_REMOTE)
-    {
-        case FILE_TYPE_CHAR:
-            return wxFILE_KIND_TERMINAL;
-        case FILE_TYPE_DISK:
-            return wxFILE_KIND_DISK;
-        case FILE_TYPE_PIPE:
-            return wxFILE_KIND_PIPE;
-    }
-
-    return wxFILE_KIND_UNKNOWN;
-
-#elif defined(__UNIX__)
-    if (isatty(fd))
-        return wxFILE_KIND_TERMINAL;
-
-    struct stat st;
-    fstat(fd, &st);
-
-    if (S_ISFIFO(st.st_mode))
-        return wxFILE_KIND_PIPE;
-    if (!S_ISREG(st.st_mode))
-        return wxFILE_KIND_UNKNOWN;
-
-    #if defined(__VMS__)
-        if (st.st_fab_rfm != FAB$C_STMLF)
-            return wxFILE_KIND_UNKNOWN;
-    #endif
-
-    return wxFILE_KIND_DISK;
-
-#else
-    #define wxFILEKIND_STUB
-    (void)fd;
-    return wxFILE_KIND_DISK;
-#endif
-}
-
-wxFileKind wxGetFileKind(FILE *fp)
-{
-    // Note: The watcom rtl dll doesn't have fileno (the static lib does).
-    //       Should be fixed in version 1.4.
-#if defined(wxFILEKIND_STUB) || wxONLY_WATCOM_EARLIER_THAN(1,4)
-    (void)fp;
-    return wxFILE_KIND_DISK;
-#else
-    return fp ? wxGetFileKind(fileno(fp)) : wxFILE_KIND_UNKNOWN;
-#endif
-}
-
 #ifdef __VISUALC__
     #pragma warning(default:4706)   // assignment within conditional expression
 #endif // VC++