Add SGPath to the Nasal conversion helpers.

simgear/nasal/cppbind/from_nasal.cxx

@@ -19,6 +19,8 @@
 #include "from_nasal_detail.hxx"
 #include "NasalHash.hxx"
 
+#include <simgear/misc/sg_path.hxx>
+
 namespace nasal
 {
   //----------------------------------------------------------------------------
@@ -53,6 +55,12 @@ namespace nasal
     return std::string(naStr_data(na_str), naStr_len(na_str));
   }
 
+  SGPath from_nasal_helper(naContext c, naRef ref, SGPath*)
+  {
+      naRef na_str = naStringValue(c, ref);
+      return SGPath(std::string(naStr_data(na_str), naStr_len(na_str)));
+  }
+
   //----------------------------------------------------------------------------
   Hash from_nasal_helper(naContext c, naRef ref, Hash*)
   {

simgear/nasal/cppbind/from_nasal_detail.hxx

@@ -31,6 +31,8 @@
 #include <typeinfo> // std::bad_cast
 #include <vector>
 
+class SGPath;
+
 namespace nasal
 {
   class Hash;
@@ -75,6 +77,11 @@ namespace nasal
    */
   std::string from_nasal_helper(naContext c, naRef ref, std::string*);
 
+  /**
+   * Convert a Nasal string to an SGPath
+   */
+  SGPath from_nasal_helper(naContext c, naRef ref, SGPath*);
+
   /**
    * Convert a Nasal hash to a nasal::Hash
    */

simgear/nasal/cppbind/to_nasal.cxx

@@ -19,6 +19,8 @@
 #include "to_nasal.hxx"
 #include "NasalHash.hxx"
 
+#include <simgear/misc/sg_path.hxx>
+
 namespace nasal
 {
   //----------------------------------------------------------------------------
@@ -53,4 +55,9 @@ namespace nasal
     return ref;
   }
 
+  //----------------------------------------------------------------------------
+  naRef to_nasal(naContext c, const SGPath& path)
+  {
+    return to_nasal(c, path.str());
+  }
 } // namespace nasal

simgear/nasal/cppbind/to_nasal.hxx

@@ -30,6 +30,8 @@
 #include <string>
 #include <vector>
 
+class SGPath;
+
 namespace nasal
 {
   class Hash;
@@ -60,6 +62,8 @@ namespace nasal
    */
   naRef to_nasal(naContext c, naRef ref);
 
+  naRef to_nasal(naContext c, const SGPath& path);
+    
   /**
    * Convert a numeric type to Nasal number
    */