Fixed various warnings

git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@803 fdac6126-5c0c-442c-9429-916003d36597

src/OpenMesh/Tools/Subdivider/Adaptive/Composite/RulesT.cc

@@ -1438,7 +1438,6 @@ void VdE<M>::raise(typename M::EdgeHandle& _eh, state_t _target_state)
     typename M::VertexHandle             vh;
     typename M::HalfedgeHandle           hh1(Base::mesh_.HEH(_eh, 0)),
                                             hh2(Base::mesh_.HEH(_eh, 1));
-    std::vector<typename M::VertexHandle> vertex_vector;
     typename M::FaceHandle                fh1, fh2;
 
     if (_target_state > 1) {

src/OpenMesh/Tools/Subdivider/Uniform/CatmullClarkT.cc

@@ -372,7 +372,6 @@ CatmullClarkT<MeshType,RealType>::update_vertex( MeshType& _m, const VertexHandl
 
     VertexFaceIter vf_itr;
     Point          Q(0, 0, 0);
-    double         neigboring_faces(0.0);
 
     for ( vf_itr = _m.vf_iter( _vh); vf_itr; ++vf_itr) //, neigboring_faces += 1.0 )
     {

src/OpenMesh/Tools/Utils/Gnuplot.hh

@@ -97,7 +97,7 @@ private:
   string           pstyle;
   vector<string>   to_delete;
   int              nplots;
-  bool             get_program_path(const string);
+  bool             get_program_path(const string& );
   bool             valid;
 
   // Name of executed GNUPlot file

src/OpenMesh/Tools/Utils/conio.cc

@@ -112,7 +112,7 @@ int kbhit(void)
 
 int getch(void)
 {
-  char ch;
+  char ch = ' ';
   int error;
   static struct termios Otty, Ntty;
   
@@ -149,7 +149,7 @@ int getch(void)
 
 int getche(void)
 {
-  char ch;
+  char ch = ' ';
   int error;
   static struct termios Otty, Ntty;