Add make-update script and fix release script.

make-update script is for generating an update for an existing release,
e.g. for a bug fix update.

release script is for generating a new release.

Per-package tagging may fail on the release script if the version
has not changed; this is harmless.

Signed-off-by: Stephen Smalley <sds@tycho.nsa.gov>

scripts/make-update

@@ -0,0 +1,36 @@
+#!/bin/bash
+
+if [ $# != 2 ]; then
+    echo "Usage: $0 last-release-date package-to-update"
+    echo "  e.g. $0 20131030 sepolgen"
+    exit 1
+fi
+
+TAG=$1
+PKG=$2
+
+DEST=../update-$TAG
+mkdir -p $DEST
+
+if [ \! -d $PKG ]; then
+    echo "$PKG does not exist."
+    exit 1
+fi
+
+cd $PKG
+VERS=`cat VERSION`
+ARCHIVE=$PKG-$VERS.tar.gz
+git tag $PKG-$VERS
+git archive --format=tar --prefix=$PKG-$VERS/ $PKG-$VERS | gzip > ../$DEST/$ARCHIVE
+cd ..
+
+cd $DEST
+
+echo "Copy $ARCHIVE from $DEST to the server and update its download link and checksum on the Releases wiki page:"
+
+echo ""
+
+echo "[http://userspace.selinuxproject.org/releases/$TAG/$ARCHIVE $ARCHIVE]"
+echo ""
+echo "`sha256sum $ARCHIVE`"
+echo ""

scripts/release

@@ -5,18 +5,23 @@ DIRS="libsepol libselinux libsemanage policycoreutils checkpolicy sepolgen"
 
 git tag -a $(date '+%Y%m%d') -m "Release $(date '+%Y%m%d')"
 
-rm -rf $(DEST)
+rm -rf $DEST
-mkdir -p $(DEST)
+mkdir -p $DEST
 
 for i in $DIRS; do
 	cd $i
-	git archive --format=tar --prefix=$i-`cat VERSION`/ HEAD | gzip > ../$(DEST)/$i-`cat VERSION`.tar.gz
+	VERS=`cat VERSION`
+	ARCHIVE=$i-$VERS.tar.gz
+	git tag $i-$VERS > /dev/null 2>&1
+	git archive --format=tar --prefix=$i-$VERS/ $i-$VERS | gzip > ../$DEST/$ARCHIVE
 	cd ..
 done
 
-pushd $(DEST)
+cd $DEST
 
-echo "Copy contents of $(DEST) to the server and add the following to the Releases wiki page:"
+echo "Copy *.tar.gz from $DEST to the server and add the following to the Releases wiki page:"
+
+echo ""
 
 echo "== Release $(date '+%Y-%m-%d') =="
 
@@ -26,5 +31,3 @@ for i in *.tar.gz; do
 	echo "`sha256sum $i`"
 	echo ""
 done
-
-popd