reduce scope of variables

src/OpenMesh/Core/IO/reader/OMReader.cc

@@ -519,7 +519,6 @@ bool _OMReader_::read_binary_edge_chunk(std::istream &_is, BaseImporter &_bi, Op
 
   size_t b = bytes_;
 
-  size_t eidx = 0;
   OpenMesh::Attributes::StatusInfo status;
 
   switch (chunk_header_.type_) {
@@ -535,7 +534,7 @@ bool _OMReader_::read_binary_edge_chunk(std::istream &_is, BaseImporter &_bi, Op
 
       fileOptions_ += Options::Status;
 
-      for (; eidx < header_.n_edges_ && !_is.eof(); ++eidx) {
+      for (size_t eidx = 0; eidx < header_.n_edges_ && !_is.eof(); ++eidx) {
         bytes_ += restore(_is, status, _swap);
         if (fileOptions_.edge_has_status() && _opt.edge_has_status())
           _bi.set_status(EdgeHandle(int(eidx)), status);
@@ -563,7 +562,6 @@ bool _OMReader_::read_binary_halfedge_chunk(std::istream &_is, BaseImporter &_bi
   assert( chunk_header_.entity_ == Chunk::Entity_Halfedge);
 
   size_t b = bytes_;
-  size_t hidx = 0;
   OpenMesh::Attributes::StatusInfo status;
 
   switch (chunk_header_.type_) {
@@ -613,7 +611,7 @@ bool _OMReader_::read_binary_halfedge_chunk(std::istream &_is, BaseImporter &_bi
 
       fileOptions_ += Options::Status;
 
-      for (; hidx < header_.n_edges_ * 2 && !_is.eof(); ++hidx) {
+      for (size_t hidx = 0; hidx < header_.n_edges_ * 2 && !_is.eof(); ++hidx) {
         bytes_ += restore(_is, status, _swap);
         if (fileOptions_.halfedge_has_status() && _opt.halfedge_has_status())
           _bi.set_status(HalfedgeHandle(int(hidx)), status);