Fixed 2 more warnings

git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@944 fdac6126-5c0c-442c-9429-916003d36597

src/OpenMesh/Apps/Decimating/DecimaterViewerWidget.hh

@@ -141,11 +141,7 @@ public: // inherited
     {
       std::cout << "prepare decimater" << std::endl;
 
-      // to be compatible with gcc 2.95.3
-      {
-        decimater_o  tmp( new decimater_t  ( mesh() ) );
-        decimater_ = tmp;
-      }
+      decimater_ = decimater_o ( new decimater_t  ( mesh() ) );
 
       decimater_->add(mod_quadric_);
       decimater_->module(mod_quadric_).set_binary(false);

src/OpenMesh/Core/IO/writer/OBJWriter.cc

@@ -296,7 +296,7 @@ write(std::ostream& _out, BaseExporter& _be, Options _opt, std::streamsize _prec
       // if we are ina a new material block, specify in the file which material to use
       if(lastMat != material) {
         _out << "usemtl mat" << material << std::endl;
-	lastMat = material;
+        lastMat = material;
       }
     }
 

src/OpenMesh/Tools/Utils/StripifierT.cc

@@ -149,11 +149,13 @@ build_strips()
     // build 3 strips, take best one
     size_t best_length = 0;
     size_t best_idx    = 0;
-    size_t length;
+
     for (size_t i=0; i<3; ++i)
     {
       build_strip(h[i], experiments[i], faces[i]);
-      if ((length = experiments[i].size()) > best_length)
+
+      const size_t length = experiments[i].size();
+      if ( length  > best_length)
       {
         best_length = length;
         best_idx    = i;