modified Makefile targets for rebuilding data index file

examples/grammars/Makefile

@@ -5,28 +5,34 @@
 # URL: <http://www.nltk.org/>
 # For license information, see LICENSE.TXT
 
-PUBLISH = ../../../nltk_data/packages/grammars
+DATADIR =  ../../../nltk_data
+PUBLISH = $(DATADIR)/packages/grammars
 
 PACKAGE_DIRS = book_grammars sample_grammars #basque_grammars spanish_grammars
 PACKAGES := $(addsuffix .zip, $(PACKAGE_DIRS))
 
-
 ZIP = zip
 
+define remove
+  $(if $(wildcard $1), rm $1,)
+endef
+
 all: publish
 
 ci:
-	svn ci -m "updated grammar files" 
+	git ci -m "updated grammar files" 
 
 zip: clean $(PACKAGES)
 
+
 clean:	
-	rm *.zip
+	$(call remove, *.zip)
 
 %.zip: %
-	$(ZIP) -r $< $<  -x \*.svn*
+	$(ZIP) -r $< $<
+	git add *zip
 
 publish: zip
 	cp $(PACKAGES) $(PUBLISH)
-	svn commit -m "updated grammar files" ../../../nltk_data/packages/grammars
-	$(MAKE) -C ../.. pkg_index
+	$(MAKE) -C $(DATADIR) grammars
+	$(MAKE) -C $(DATADIR) pkg_index
\ No newline at end of file