BUG: Need to reset internal structure in case of multiple calls to Load

Directory.cxx

@@ -76,6 +76,13 @@ const char* Directory::GetPath() const
   return this->Internal->Path.c_str();
 }
 
+//----------------------------------------------------------------------------
+void Directory::Clear()
+{
+  this->Internal->Path.clear();
+  this->Internal->Files.clear();
+}
+
 } // namespace KWSYS_NAMESPACE
 
 // First microsoft compilers
@@ -96,6 +103,7 @@ namespace KWSYS_NAMESPACE
 
 bool Directory::Load(const char* name)
 {
+  this->Clear();
 #if _MSC_VER < 1300
   long srchHandle;
 #else
@@ -148,6 +156,7 @@ namespace KWSYS_NAMESPACE
 
 bool Directory::Load(const char* name)
 {
+  this->Clear();
   DIR* dir = opendir(name);
 
   if (!dir)

Directory.hxx.in

@@ -57,6 +57,13 @@ public:
    */
   const char* GetPath() const;
 
+protected:
+  /**
+   * Clear the internal structure. Used internally at beginning of Load(...) to clear
+   * the cache.
+   */
+  void Clear();
+
 private:
   // Private implementation details.
   DirectoryInternals* Internal;