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init/make_a_release.sh

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#!/bin/sh -uef
# A small helper script taken from mtd-utils to generate a release tar ball.
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[-rcX]] format
<outdir> - the output directory where to store the tarball
EOF
exit 0
}
[ $# -eq 0 ] && usage
[ $# -eq 2 ] || fatal "Insufficient or too many argumetns"
new_ver="$1"
outdir="$2"
release_name="init-$new_ver"
tag_name="v$new_ver"
# Make sure the input is sane and the makefile contains sensible version
VER_REGEX="[0-9]\+.[0-9]\+\(.[0-9]\+\)\?\(-rc[0-9]\+\)\?"
echo "$new_ver" | grep -q -x "$VER_REGEX" ||
fatal "please, provide new version in X.Y[.Z][-rcX] format"
grep -q -x "m4_define(\[RELEASE\], $VER_REGEX)" configure.ac ||
fatal "configure.ac does not contain a valid version string"
# Make sure the git index is up-to-date
[ -z "$(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 configure.ac
sed -i -e "s/^m4_define(\[RELEASE\], $VER_REGEX)/m4_define([RELEASE], $new_ver)/" configure.ac
# And commit the change
git commit -m "Release $release_name" configure.ac
# Create new tag
echo "Signing tag $tag_name"
git tag -m "$release_name" "$tag_name"
# Prepare tarball
./autogen.sh
./configure
make distcheck
mkdir -p "$outdir"
mv "$release_name.tar.xz" "$outdir"