From 44bf457d63085c0eafc6f2504bf8535183d4395c Mon Sep 17 00:00:00 2001
From: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Date: Wed, 7 Dec 2011 09:09:22 +0200
Subject: Add a script to make releases

Credits to Mike Frysinger <vapier.adi@gmail.com> for review and comments.

Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
---
 make_a_release.sh | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100755 make_a_release.sh

(limited to 'make_a_release.sh')

diff --git a/make_a_release.sh b/make_a_release.sh
new file mode 100755
index 0000000..a5f8e21
--- /dev/null
+++ b/make_a_release.sh
@@ -0,0 +1,66 @@
+#!/bin/sh -uef
+
+# A small helper script to release mtd-utils. Takes the new version
+# as a parameter.
+
+fatal() {
+        printf "Error: %s\n" "$1" >&2
+        exit 1
+}
+
+usage() {
+        cat <<EOF
+Usage: ${0##*/} <new_ver> <outdir>
+
+<new_ver>  - mtd utils version to create in X.Y.Z format
+<outdir>   - the output directory where to store the tarball with the
+             gpg signature
+EOF
+        exit 0
+}
+
+[ $# -eq 0 ] && usage
+[ $# -eq 2 ] || fatal "Insufficient or too many argumetns"
+
+new_ver="$1"; shift
+outdir="$1"; shift
+
+release_name="mtd-utils-$new_ver"
+tag_name="v$new_ver"
+
+# Make sure the input is sane and the makefile contains sensible version
+echo "$new_ver" | egrep -q -x '[[:digit:]]+\.[[:digit:]]+\.[[:digit:]]+' ||
+        fatal "please, provide new version in X.Y.Z format"
+
+egrep -q -x 'VERSION = [[:digit:]]+\.[[:digit:]]+\.[[:digit:]]+' Makefile ||
+        fatal "Makefile does not contain \"Version = X.Y.Z\" line"
+
+# Make sure the git index is up-to-date
+[ -z "$(git status --porcelain)" ] || fatal "Git index is not up-to-date"
+
+# Make sure the tag does not exist
+[ -z "$(git tag -l "$tag_name")" ] || fatal "Tag $tag_name already exists"
+
+# Change the version in the Makefile
+sed -i -e "s/^VERSION = [[:digit:]]\+\.[[:digit:]]\+\.[[:digit:]]\+/VERSION = $new_ver/" Makefile
+
+# And commit the change
+git commit -s -m "Release $release_name" Makefile
+
+# Create new signed tag
+echo "Signing tag $tag_name"
+git tag -m "$release_name" -s "$tag_name"
+
+# Prepare signed tarball
+git archive --format=tar --prefix="$release_name/" "$tag_name" | \
+        bzip2 > "$outdir/$release_name.tar.bz2"
+echo "Signing the tarball"
+gpg -o "$outdir/$release_name.tar.bz2.asc" --detach-sign -a "$outdir/$release_name.tar.bz2"
+
+cat <<EOF
+Created $outdir/$release_name.tar.bz2
+Please, verify, then push the tag and upload the tarball and the signature
+You can use these commands:
+git push origin $tag_name
+scp $outdir/$release_name.tar.bz2 $outdir/$release_name.tar.bz2.asc casper.infradead.org:/var/ftp/pub/mtd-utils
+EOF
-- 
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