1. use a manifest constant wxNO_LEN instead of -1 for lengths everywhere

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

diff --git a/src/common/fs_zip.cpp b/src/common/fs_zip.cpp
index c9a379ce13ab640b8abe4cf7f8cb519f3c6dac5e..eefa93f96af4aa7723c2c3a963b003946f0e54f4 100644 (file)
--- a/src/common/fs_zip.cpp
+++ b/src/common/fs_zip.cpp
@@ -7,12 +7,6 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-
-
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "fs_zip.h"
-#endif
-
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
@@ -71,13 +65,17 @@ wxZipFSHandler::wxZipFSHandler() : wxFileSystemHandler()
 
 wxZipFSHandler::~wxZipFSHandler()
 {
-    if (m_Archive)
-        delete m_Archive;
-    if (m_DirsFound)
-        delete m_DirsFound;
+    Cleanup();
 }
 
 
+void wxZipFSHandler::Cleanup()
+{
+    wxDELETE(m_Archive);
+    wxDELETE(m_DirsFound);
+}
+ 
+
 
 bool wxZipFSHandler::CanOpen(const wxString& location)
 {
@@ -86,7 +84,7 @@ bool wxZipFSHandler::CanOpen(const wxString& location)
 }
 
 
-wxFSFile* wxZipFSHandler::OpenFile(wxFileSystem& fs, const wxString& location)
+wxFSFile* wxZipFSHandler::OpenFile(wxFileSystem& WXUNUSED(fs), const wxString& location)
 {
     wxString right = GetRightLocation(location);
     wxString left = GetLeftLocation(location);
@@ -102,7 +100,8 @@ wxFSFile* wxZipFSHandler::OpenFile(wxFileSystem& fs, const wxString& location)
 
     if (right.GetChar(0) == wxT('/')) right = right.Mid(1);
 
-    wxFSFile *leftFile = fs.OpenFile(left);
+    // a new wxFileSystem object is needed here to avoid infinite recursion
+    wxFSFile *leftFile = wxFileSystem().OpenFile(left);
     if (!leftFile)
        return NULL;
 
@@ -141,7 +140,7 @@ wxString wxZipFSHandler::FindFirst(const wxString& spec, int flags)
     wxString right = GetRightLocation(spec);
     wxString left = GetLeftLocation(spec);
 
-    if (right.Last() == wxT('/')) right.RemoveLast();
+    if (!right.empty() && right.Last() == wxT('/')) right.RemoveLast();
 
     if (m_Archive)
     {
@@ -167,6 +166,8 @@ wxString wxZipFSHandler::FindFirst(const wxString& spec, int flags)
 
     m_Pattern = right.AfterLast(wxT('/'));
     m_BaseDir = right.BeforeLast(wxT('/'));
+    if (m_BaseDir.StartsWith(wxT("/")))
+        m_BaseDir = m_BaseDir.Mid(1);
 
     if (m_Archive)
     {
@@ -174,6 +175,8 @@ wxString wxZipFSHandler::FindFirst(const wxString& spec, int flags)
         {
             delete m_DirsFound;
             m_DirsFound = new wxZipFilenameHashMap();
+            if (right.empty())  // allow "/" to match the archive root
+                return spec;
         }
         return DoFind();
     }