-libEnvironment_a_SOURCES = environment.cxx environment.hxx \
- environment_mgr.cxx environment_mgr.hxx \
- environment_ctrl.cxx environment_ctrl.hxx
+libEnvironment_a_SOURCES = \
+ environment.cxx environment.hxx \
+ environment_mgr.cxx environment_mgr.hxx \
+ environment_ctrl.cxx environment_ctrl.hxx \
+ fgmetar.cxx fgmetar.hxx fgclouds.cxx fgclouds.hxx \
+ fgwind.cxx fgwind.hxx \
+ atmosphere.cxx atmosphere.hxx \
+ precipitation_mgr.cxx precipitation_mgr.hxx \
+ ridge_lift.cxx ridge_lift.hxx