more closer to closeness

Signed-off-by: Jeff Carr <jcarr@wit.com>

Makefile

@@ -1,14 +1,23 @@
+.PHONY: control
+
 VERSION=7.3.0
 MINOR=v6
 
-all:
-	echo "download the current mattermost tarball"
-	echo then build the package using the files in .debian/
+help:
+	@echo
+	@echo "make all     # to attempt to download, extract and build the .deb package"
+	@echo "make raw     # to build a .deb using 'tar' and 'ar'"
+	@echo
+
+all: download clean extract build
+
+raw: download clean extract raw
 
 clean:
 	rm -rf .debian/files/opt/
 	rm -rf files/opt files/DEBIAN/control
 	rm -f *.deb
+	rm -f control.tar.xz data.tar.xz
 
 download:
 	wget -c https://releases.mattermost.com/${VERSION}/mattermost-${VERSION}-linux-amd64.tar.gz
@@ -23,15 +32,18 @@ extract:
 bash-completion:
 	mattermost completion bash > .debian/files/etc/bash_completion.d/mattermost
 
-build:
+control:
 	mkdir -p files/DEBIAN
 	cp control files/DEBIAN/
 	echo Version: ${VERSION}.${MINOR} >>files/DEBIAN/control
+
+build: control
 	dpkg-deb --build files mattermost_${VERSION}.${MINOR}_amd64.deb
 	dpkg-deb --info mattermost_${VERSION}.${MINOR}_amd64.deb
 
 # how to make a debian package "raw" just using tar and ar
-raw:
+raw: control
 	cd files/DEBIAN && tar --ignore-failed-read -cvJf ../../control.tar.xz preinst md5sums control
 	cd files && tar -cvJf ../data.tar.xz .
 	ar rcs mattermost_${VERSION}.${MINOR}_amd64.deb debian-binary control.tar.xz data.tar.xz
+	dpkg-deb --info mattermost_${VERSION}.${MINOR}_amd64.deb