#!/bin/sh

#

#

P='mktarball'

if [ "$#" -ne 1 ]; then

	echo 1>&2 "Usage: $P <commitish>"

	exit 1

fi

commit="$1"

if [ ! .git ]; then

	echo 1>&2 "$P: not in the source tree"

	exit 1

fi

# Get the official name for this commit.

name=`git describe --tags "$commit"`

# Build a version file to add to the tarball, we know it is not

# modified as we just took a commit which is unmodified by definition.

tmp="/tmp/tarball-$$"

mkdir -p "$tmp/libhugetlbfs-$name"

echo "$name" >"$tmp/libhugetlbfs-$name/version"

git archive --format=tar --prefix="libhugetlbfs-$name/" "$commit" \

						>"libhugetlbfs-$name.tar"

tar -C "$tmp" -rf "libhugetlbfs-$name.tar" "libhugetlbfs-$name/version"

gzip -9 "libhugetlbfs-$name.tar"

# Clean up the version.

[ -d "$tmp/libhugetlbfs-$name" ] && rm -rf "$tmp"