Add minetest.get_modpath(modname)

src/mods.h

@@ -17,6 +17,9 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
+#ifndef MODS_HEADER
+#define MODS_HEADER
+
 #include "irrlichttypes.h"
 #include <set>
 #include <string>
@@ -59,3 +62,5 @@ struct ModSpec
 core::list<ModSpec> getMods(core::list<std::string> &modspaths)
 		throw(ModError);
 
+#endif
+