X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/77ffb5937e89927b621128789401db8921fe580f..b6a20a20d010d643e52914f51aa0700df0da925f:/src/common/dynload.cpp

diff --git a/src/common/dynload.cpp b/src/common/dynload.cpp
index fd1f380d1b..5bb2496dff 100644
--- a/src/common/dynload.cpp
+++ b/src/common/dynload.cpp
@@ -7,7 +7,7 @@
 // Created:      03/12/01
 // RCS-ID:       $Id$
 // Copyright:    (c) 2001 Ron Lee <ron@debian.org>
-// Licence:      wxWidgets licence
+// Licence:      wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
@@ -120,7 +120,7 @@ bool wxPluginLibrary::UnrefLib()
     wxASSERT_MSG( m_objcount == 0,
                   _T("Library unloaded before all objects were destroyed") );
 
-    if ( --m_linkcount == 0 )
+    if ( m_linkcount == 0 || --m_linkcount == 0 )
     {
         delete this;
         return TRUE;
@@ -148,6 +148,10 @@ void wxPluginLibrary::UpdateClasses()
 
 void wxPluginLibrary::RestoreClasses()
 {
+    // Check if there is a need to restore classes.
+    if (!ms_classes)
+        return;
+
     for(wxClassInfo *info = m_after; info != m_before; info = info->m_next)
     {
         ms_classes->erase(ms_classes->find(info->m_className));
@@ -222,7 +226,8 @@ void wxPluginLibrary::UnregisterModules()
     for ( it = m_wxmodules.begin(); it != m_wxmodules.end(); ++it )
         wxModule::UnregisterModule( *it );
 
-    WX_CLEAR_LIST(wxModuleList, m_wxmodules);
+    // NB: content of the list was deleted by UnregisterModule calls above:
+    m_wxmodules.clear();
 }