X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e0a050e347b1ece07ad5f165ba1b1d16edbeae77..2190f6aa153416d1c225532bb026df98b3e273ad:/src/common/filename.cpp

diff --git a/src/common/filename.cpp b/src/common/filename.cpp
index 295725c32f..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
@@ -139,7 +139,9 @@
 #endif
 
 
-wxULongLong wxInvalidSize = (unsigned)-1;
+#if wxUSE_LONGLONG
+extern const wxULongLong wxInvalidSize = (unsigned)-1;
+#endif // wxUSE_LONGLONG
 
 
 // ----------------------------------------------------------------------------
@@ -1024,55 +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;
 }
@@ -1100,14 +1102,7 @@ bool wxFileName::Mkdir( const wxString& dir, int perm, int flags )
         size_t count = dirs.GetCount();
         for ( size_t i = 0; i < count; i++ )
         {
-            if ( i > 0 ||
-#if defined(__WXMAC__) && !defined(__DARWIN__)
-            // relative pathnames are exactely the other way round under mac...
-                !filename.IsAbsolute()
-#else
-                filename.IsAbsolute()
-#endif
-            )
+            if ( i > 0 || filename.IsAbsolute() )
                 currPath += wxFILE_SEP_PATH;
             currPath += dirs[i];
 
@@ -1266,11 +1261,6 @@ bool wxFileName::Normalize(int flags,
             }
         }
 
-        if ( (flags & wxPATH_NORM_CASE) && !IsCaseSensitive(format) )
-        {
-            dir.MakeLower();
-        }
-
         m_dirs.Add(dir);
     }
 
@@ -1280,32 +1270,34 @@ bool wxFileName::Normalize(int flags,
         wxString filename;
         if (GetShortcutTarget(GetFullPath(format), filename))
         {
-            // Repeat this since we may now have a new path
-            if ( (flags & wxPATH_NORM_CASE) && !IsCaseSensitive(format) )
-            {
-                filename.MakeLower();
-            }
             m_relative = false;
             Assign(filename);
         }
     }
 #endif
 
-    if ( (flags & wxPATH_NORM_CASE) && !IsCaseSensitive(format) )
+#if defined(__WIN32__)
+    if ( (flags & wxPATH_NORM_LONG) && (format == wxPATH_DOS) )
     {
-        // VZ: expand env vars here too?
+        Assign(GetLongPath());
+    }
+#endif // Win32
 
+    // Change case  (this should be kept at the end of the function, to ensure
+    // that the path doesn't change any more after we normalize its case)
+    if ( (flags & wxPATH_NORM_CASE) && !IsCaseSensitive(format) )
+    {
         m_volume.MakeLower();
         m_name.MakeLower();
         m_ext.MakeLower();
-    }
 
-#if defined(__WIN32__)
-    if ( (flags & wxPATH_NORM_LONG) && (format == wxPATH_DOS) )
-    {
-        Assign(GetLongPath());
+        // directory entries must be made lower case as well
+        count = m_dirs.GetCount();
+        for ( size_t i = 0; i < count; i++ )
+        {
+            m_dirs[i].MakeLower();
+        }
     }
-#endif // Win32
 
     return true;
 }
@@ -1830,7 +1822,7 @@ wxString wxFileName::GetLongPath() const
 
 #if defined(__WIN32__) && !defined(__WXWINCE__) && !defined(__WXMICROWIN__)
 
-#if wxUSE_DYNAMIC_LOADER
+#if wxUSE_DYNLIB_CLASS
     typedef DWORD (WINAPI *GET_LONG_PATH_NAME)(const wxChar *, wxChar *, DWORD);
 
     // this is MT-safe as in the worst case we're going to resolve the function
@@ -1881,7 +1873,7 @@ wxString wxFileName::GetLongPath() const
             }
         }
     }
-#endif // wxUSE_DYNAMIC_LOADER
+#endif // wxUSE_DYNLIB_CLASS
 
     // The OS didn't support GetLongPathName, or some other error.
     // We need to call FindFirstFile on each component in turn.
@@ -1904,19 +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;
@@ -1952,8 +1946,6 @@ wxPathFormat wxFileName::GetFormat( wxPathFormat format )
     {
 #if defined(__WXMSW__) || defined(__OS2__) || defined(__DOS__)
         format = wxPATH_DOS;
-#elif defined(__WXMAC__) && !defined(__DARWIN__)
-        format = wxPATH_MAC;
 #elif defined(__VMS)
         format = wxPATH_VMS;
 #else
@@ -1963,6 +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
 // ----------------------------------------------------------------------------
@@ -2246,7 +2255,7 @@ bool wxFileName::GetTimes(wxDateTime *dtAccess,
     // not 9x
     bool ok;
     FILETIME ftAccess, ftCreate, ftWrite;
-    if ( IsDir() ) 
+    if ( IsDir() )
     {
         // implemented in msw/dir.cpp
         extern bool wxGetDirectoryTimes(const wxString& dirname,
@@ -2317,6 +2326,8 @@ bool wxFileName::GetTimes(wxDateTime *dtAccess,
 // file size functions
 // ----------------------------------------------------------------------------
 
+#if wxUSE_LONGLONG
+
 /* static */
 wxULongLong wxFileName::GetSize(const wxString &filename)
 {
@@ -2385,12 +2396,13 @@ wxString wxFileName::GetHumanReadableSize(const wxString &failmsg, int precision
     return GetHumanReadableSize(GetSize(), failmsg, precision);
 }
 
+#endif // wxUSE_LONGLONG
 
 // ----------------------------------------------------------------------------
 // Mac-specific functions
 // ----------------------------------------------------------------------------
 
-#ifdef __WXMAC__
+#if defined( __WXOSX_MAC__ ) && wxOSX_USE_CARBON
 
 const short kMacExtensionMaxLength = 16 ;
 class MacDefaultExtensionRecord