fix Makefile for r.in.wms

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@52472 15284696-431f-4ddb-bdfa-cd5b030d7da7

scripts/r.in.wms/Makefile

@@ -2,17 +2,19 @@ MODULE_TOPDIR = ../..
 
 PGM = r.in.wms
 
-MODULES = wms_base wms_drv wms_gdal_drv
-PYFILES := $(patsubst %,$(ETC)/%.py,$(MODULES))
-PYCFILES := $(patsubst %,$(ETC)/%.pyc,$(MODULES))
-
 include $(MODULE_TOPDIR)/include/Make/Script.make
 include $(MODULE_TOPDIR)/include/Make/Python.make
 
+ETCDIR = $(ETC)/r.in.wms
+
+MODULES = wms_base wms_drv wms_gdal_drv
+PYFILES := $(patsubst %,$(ETCDIR)/%.py,$(MODULES))
+PYCFILES := $(patsubst %,$(ETCDIR)/%.pyc,$(MODULES))
+
 default: script $(PYFILES) $(PYCFILES)
 
 $(ETCDIR):
 	$(MKDIR) $@
 
-$(ETC)/%: % | $(ETC)
+$(ETCDIR)/%: % | $(ETCDIR)
 	$(INSTALL_DATA) $< $@