X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2d4957f2401a8814f90cda21ef945d99bc74596e..b6a20a20d010d643e52914f51aa0700df0da925f:/src/common/dynload.cpp

diff --git a/src/common/dynload.cpp b/src/common/dynload.cpp
index 80d809e528..5bb2496dff 100644
--- a/src/common/dynload.cpp
+++ b/src/common/dynload.cpp
@@ -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();
 }
 
 
@@ -457,7 +462,7 @@ wxLibrary::wxLibrary(wxDllType handle)
 
     // Some system may use a local heap for library.
     get_first = (t_get_first)GetSymbol(_T("wxGetClassFirst"));
-    // It is a wxWindows DLL.
+    // It is a wxWidgets DLL.
     if (get_first)
         PrepareClasses(get_first());
 }