X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9a0c5c012a1137c4c3fb0773df8644553dcc0551..2190f6aa153416d1c225532bb026df98b3e273ad:/src/common/filename.cpp

diff --git a/src/common/filename.cpp b/src/common/filename.cpp
index 0f206a94b5..371101a689 100644
--- a/src/common/filename.cpp
+++ b/src/common/filename.cpp
@@ -93,7 +93,7 @@
 #endif
 
 #if defined(__WXMAC__)
-  #include  "wx/mac/private.h"  // includes mac headers
+  #include  "wx/osx/private.h"  // includes mac headers
 #endif
 
 // utime() is POSIX so should normally be available on all Unices
@@ -1026,55 +1026,55 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFFile *fileTemp)
 // directory operations
 // ----------------------------------------------------------------------------
 
-wxString wxFileName::GetTempDir()
+// helper of GetTempDir(): check if the given directory exists and return it if
+// it does or an empty string otherwise
+namespace
 {
-    wxString dir;
-    dir = wxGetenv(_T("TMPDIR"));
-    if (dir.empty())
-    {
-        dir = wxGetenv(_T("TMP"));
-        if (dir.empty())
-        {
-            dir = wxGetenv(_T("TEMP"));
-        }
-    }
 
-#if defined(__WXWINCE__)
-    if (dir.empty())
+wxString CheckIfDirExists(const wxString& dir)
+{
+    return wxFileName::DirExists(dir) ? dir : wxString();
+}
+
+} // anonymous namespace
+
+wxString wxFileName::GetTempDir()
+{
+    // first try getting it from environment: this allows overriding the values
+    // used by default if the user wants to create temporary files in another
+    // directory
+    wxString dir = CheckIfDirExists(wxGetenv("TMPDIR"));
+    if ( dir.empty() )
     {
-        // FIXME. Create \temp dir?
-        if (DirExists(wxT("\\temp")))
-            dir = wxT("\\temp");
+        dir = CheckIfDirExists(wxGetenv("TMP"));
+        if ( dir.empty() )
+            dir = CheckIfDirExists(wxGetenv("TEMP"));
     }
-#elif defined(__WINDOWS__) && !defined(__WXMICROWIN__)
 
+    // if no environment variables are set, use the system default
     if ( dir.empty() )
     {
+#if defined(__WXWINCE__)
+        dir = CheckIfDirExists(wxT("\\temp"));
+#elif defined(__WINDOWS__) && !defined(__WXMICROWIN__)
         if ( !::GetTempPath(MAX_PATH, wxStringBuffer(dir, MAX_PATH + 1)) )
         {
             wxLogLastError(_T("GetTempPath"));
         }
-
-        if ( dir.empty() )
-        {
-            // GetTempFileName() fails if we pass it an empty string
-            dir = _T('.');
-        }
+#elif defined(__WXMAC__) && wxOSX_USE_CARBON
+        dir = wxMacFindFolder(short(kOnSystemDisk), kTemporaryFolderType, kCreateFolder);
+#endif // systems with native way
     }
-#else // !Windows
 
+    // fall back to hard coded value
     if ( dir.empty() )
     {
-        // default
-#if defined(__DOS__) || defined(__OS2__)
-        dir = _T(".");
-#elif defined(__WXMAC__)
-        dir = wxMacFindFolder(short(kOnSystemDisk), kTemporaryFolderType, kCreateFolder);
-#else
-        dir = _T("/tmp");
-#endif
+#ifdef __UNIX_LIKE__
+        dir = CheckIfDirExists("/tmp");
+        if ( dir.empty() )
+#endif // __UNIX_LIKE__
+            dir = ".";
     }
-#endif
 
     return dir;
 }
@@ -1896,19 +1896,21 @@ wxString wxFileName::GetLongPath() const
     size_t count = dirs.GetCount();
     for ( size_t i = 0; i < count; i++ )
     {
+        const wxString& dir = dirs[i];
+
         // We're using pathOut to collect the long-name path, but using a
         // temporary for appending the last path component which may be
         // short-name
-        tmpPath = pathOut + dirs[i];
-
-        if ( tmpPath.empty() )
-            continue;
-
-        // can't see this being necessary? MF
-        if ( tmpPath.Last() == GetVolumeSeparator(wxPATH_DOS) )
+        tmpPath = pathOut + dir;
+
+        // We must not process "." or ".." here as they would be (unexpectedly)
+        // replaced by the corresponding directory names so just leave them
+        // alone
+        //
+        // And we can't pass a drive and root dir to FindFirstFile (VZ: why?)
+        if ( tmpPath.empty() || dir == '.' || dir == ".." ||
+                tmpPath.Last() == GetVolumeSeparator(wxPATH_DOS) )
         {
-            // Can't pass a drive and root dir to FindFirstFile,
-            // so continue to next dir
             tmpPath += wxFILE_SEP_PATH;
             pathOut = tmpPath;
             continue;
@@ -1953,6 +1955,23 @@ wxPathFormat wxFileName::GetFormat( wxPathFormat format )
     return format;
 }
 
+#ifdef wxHAS_FILESYSTEM_VOLUMES
+
+/* static */
+wxString wxFileName::GetVolumeString(char drive, int flags)
+{
+    wxASSERT_MSG( !(flags & ~wxPATH_GET_SEPARATOR), "invalid flag specified" );
+
+    wxString vol(drive);
+    vol += wxFILE_SEP_DSK;
+    if ( flags & wxPATH_GET_SEPARATOR )
+        vol += wxFILE_SEP_PATH;
+
+    return vol;
+}
+
+#endif // wxHAS_FILESYSTEM_VOLUMES
+
 // ----------------------------------------------------------------------------
 // path splitting function
 // ----------------------------------------------------------------------------
@@ -2383,7 +2402,7 @@ wxString wxFileName::GetHumanReadableSize(const wxString &failmsg, int precision
 // Mac-specific functions
 // ----------------------------------------------------------------------------
 
-#ifdef __WXMAC__
+#if defined( __WXOSX_MAC__ ) && wxOSX_USE_CARBON
 
 const short kMacExtensionMaxLength = 16 ;
 class MacDefaultExtensionRecord