Purge on warnings under Linux.

src/Demos/hangglide/Makefile

@@ -15,7 +15,9 @@ CXXFILES =\
 HEADERFILES = \
 	GliderManipulator.h\
 	hat.h\
-	terrain_data.h\
+	terrain_coords.h\
+	terrain_normals.h\
+	terrain_texcoords.h\
 
 LIBS     += $(OSG_LIBS) $(GLUT_LIB) $(GL_LIBS) $(X_LIBS) $(OTHER_LIBS) 
 

src/Demos/hangglide/hat.cpp

@@ -7,7 +7,7 @@
 #include <osg/Math>
 #include <stdio.h>
 
-#include "terrain_data.h"
+#include "terrain_coords.h"
 #include "hat.h"
 
 static int inited = 0;

src/Demos/hangglide/terrain.cpp

@@ -8,7 +8,8 @@
 
 #include <osgDB/ReadFile>
 
-#include "terrain_data.h"
+#include "terrain_coords.h"
+#include "terrain_texcoords.h"
 
 using namespace osg;
 

src/Demos/osgversion/osgversion.cpp

@@ -2,7 +2,7 @@
 #include <osg/Version>
 
 
-int main( int argc, char **argv )
+int main( int, char **)
 {
     printf( "%s\n", osgGetVersion() );
     return 0;