Added cppunit to the ./contrib dir. Build config for x64 and dll builds (some bugs remaining, but most configs are working)

git-svn-id: https://assimp.svn.sourceforge.net/svnroot/assimp/trunk@70 67173fc5-114c-0410-ac8e-9d2fd5bffc1f

contrib/cppunit-1.12.1/src/cppunit/ProtectorChain.cpp

@@ -0,0 +1,86 @@
+#include "ProtectorChain.h"
+
+CPPUNIT_NS_BEGIN
+
+
+class ProtectorChain::ProtectFunctor : public Functor
+{
+public:
+  ProtectFunctor( Protector *protector,
+                  const Functor &functor,
+                  const ProtectorContext &context )
+      : m_protector( protector )
+      , m_functor( functor )
+      , m_context( context )
+  {
+  }
+
+  bool operator()() const
+  {
+    return m_protector->protect( m_functor, m_context );
+  }
+
+private:
+  Protector *m_protector;
+  const Functor &m_functor;
+  const ProtectorContext &m_context;
+};
+
+
+ProtectorChain::~ProtectorChain()
+{
+  while ( count() > 0 )
+    pop();
+}
+
+
+void 
+ProtectorChain::push( Protector *protector )
+{
+  m_protectors.push_back( protector );
+}
+
+
+void 
+ProtectorChain::pop()
+{
+  delete m_protectors.back();
+  m_protectors.pop_back();
+}
+
+int 
+ProtectorChain::count() const
+{
+  return m_protectors.size();
+}
+
+
+bool 
+ProtectorChain::protect( const Functor &functor,
+                         const ProtectorContext &context )
+{
+  if ( m_protectors.empty() )
+    return functor();
+
+  Functors functors;
+  for ( int index = m_protectors.size()-1; index >= 0; --index )
+  {
+    const Functor &protectedFunctor = 
+              functors.empty() ? functor : *functors.back();
+
+    functors.push_back( new ProtectFunctor( m_protectors[index],
+                                            protectedFunctor, 
+                                            context ) );
+  }
+
+  const Functor &outermostFunctor = *functors.back();
+  bool succeed = outermostFunctor();
+
+  for ( unsigned int deletingIndex = 0; deletingIndex < m_protectors.size(); ++deletingIndex )
+    delete functors[deletingIndex];
+
+  return succeed;
+}
+
+
+CPPUNIT_NS_END