compile fixes for older versions of CGAL + newer versions of gcc

4 files changed, 8 insertions, 2 deletions

diff --git a/src/cgal.cc b/src/cgal.cc
index ad33a3e..190ebd0 100644
--- a/src/cgal.cc
+++ b/src/cgal.cc
@@ -3,8 +3,11 @@
 
 /*!
 	Creates a new PolySet and initializes it with the data from this polyhedron
+
+	This method is not const since convert_to_Polyhedron() wasn't const
+  in earlier versions of CGAL.
 */
-PolySet *CGAL_Nef_polyhedron::convertToPolyset() const
+PolySet *CGAL_Nef_polyhedron::convertToPolyset()
 {
 	PolySet *ps = new PolySet();
 	CGAL_Polyhedron P;
diff --git a/src/cgal.h b/src/cgal.h
index 9ccc4df..911ee55 100644
--- a/src/cgal.h
+++ b/src/cgal.h
@@ -95,7 +95,7 @@ struct CGAL_Nef_polyhedron
 		return 0;
 	}
 
-	class PolySet *convertToPolyset() const;
+	class PolySet *convertToPolyset();
 };
 
 #endif /* ENABLE_CGAL */
diff --git a/src/node.h b/src/node.h
index a8072da..a3e1cad 100644
--- a/src/node.h
+++ b/src/node.h
@@ -2,6 +2,7 @@
 #define NODE_H_
 
 #include <vector>
+#include <string>
 
 #include "traverser.h"
 
diff --git a/src/state.h b/src/state.h
index ae25c0f..c81575a 100644
--- a/src/state.h
+++ b/src/state.h
@@ -1,6 +1,8 @@
 #ifndef STATE_H_
 #define STATE_H_
 
+#include <cstring>
+
 class State
 {
 public: