Makefile: move the release verification logic into a `make release-only` target

Makefile

@@ -213,9 +213,31 @@ dist: doc $(TARBALL) $(PKG)
 
 PKGDIR=out/dist-osx
 
+release-only:
+	@if [ "$(shell git status --porcelain | egrep -v '^\?\? ')" = "" ]; then \
+		exit 0 ; \
+	else \
+	  echo "" >&2 ; \
+		echo "The git repository is not clean." >&2 ; \
+		echo "Please commit changes before building release tarball." >&2 ; \
+		echo "" >&2 ; \
+		git status --porcelain | egrep -v '^\?\?' >&2 ; \
+		echo "" >&2 ; \
+		exit 1 ; \
+	fi
+	@if [ $(shell ./node --version) = "$(VERSION)" ]; then \
+		exit 0; \
+	else \
+	  echo "" >&2 ; \
+		echo "$(shell ./node --version) doesn't match $(VERSION)." >&2 ; \
+	  echo "Did you remember to update src/node_version.cc?" >&2 ; \
+	  echo "" >&2 ; \
+		exit 1 ; \
+	fi
+
 pkg: $(PKG)
 
-$(PKG):
+$(PKG): release-only
 	rm -rf $(PKGDIR)
 	rm -rf out/deps out/Release
 	./configure --prefix=$(PKGDIR)/32/usr/local --without-snapshot --dest-cpu=ia32
@@ -236,27 +258,7 @@ $(PKG):
 		--out $(PKG)
 	SIGN="$(SIGN)" PKG="$(PKG)" bash tools/osx-productsign.sh
 
-$(TARBALL): node doc
-	@if [ "$(shell git status --porcelain | egrep -v '^\?\? ')" = "" ]; then \
-		exit 0 ; \
-	else \
-	  echo "" >&2 ; \
-		echo "The git repository is not clean." >&2 ; \
-		echo "Please commit changes before building release tarball." >&2 ; \
-		echo "" >&2 ; \
-		git status --porcelain | egrep -v '^\?\?' >&2 ; \
-		echo "" >&2 ; \
-		exit 1 ; \
-	fi
-	@if [ $(shell ./node --version) = "$(VERSION)" ]; then \
-		exit 0; \
-	else \
-	  echo "" >&2 ; \
-		echo "$(shell ./node --version) doesn't match $(VERSION)." >&2 ; \
-	  echo "Did you remember to update src/node_version.cc?" >&2 ; \
-	  echo "" >&2 ; \
-		exit 1 ; \
-	fi
+$(TARBALL): release-only node doc
 	git archive --format=tar --prefix=$(TARNAME)/ HEAD | tar xf -
 	mkdir -p $(TARNAME)/doc/api
 	cp doc/node.1 $(TARNAME)/doc/node.1
@@ -270,7 +272,7 @@ $(TARBALL): node doc
 
 tar: $(TARBALL)
 
-$(BINARYTAR):
+$(BINARYTAR): release-only
 	rm -rf $(BINARYNAME)
 	rm -rf out/deps out/Release
 	./configure --prefix=/ --without-snapshot --dest-cpu=$(DESTCPU)
@@ -308,4 +310,4 @@ cpplint:
 
 lint: jslint cpplint
 
-.PHONY: lint cpplint jslint bench clean docopen docclean doc dist distclean check uninstall install install-includes install-bin all staticlib dynamiclib test test-all website-upload pkg blog blogclean tar binary
+.PHONY: lint cpplint jslint bench clean docopen docclean doc dist distclean check uninstall install install-includes install-bin all staticlib dynamiclib test test-all website-upload pkg blog blogclean tar binary release-only