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path: root/system/bbf/git2tarxz.sh
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#!/bin/sh

# Create source tarball from git repo

# Note that this script doesn't need to be run as root. It does need to
# be able to write to the current directory it's run from.

# Takes one optional argument, which is the commit or tag to create a
# tarball of. With no arg, HEAD is used.

PRGNAM=bbf
CLONE_URL=https://github.com/trapexit/bbf

set -e

GITDIR=$( mktemp -dt $PRGNAM.git.XXXXXX )
rm -rf $GITDIR
git clone $CLONE_URL $GITDIR

CWD="$( pwd )"
cd $GITDIR

if [ "$1" != "" ]; then
  git reset --hard "$1" || exit 1
fi

GIT_SHA=$( git rev-parse --short HEAD )

DATE=$( git log --date=format:%Y%m%d --format=%cd | head -1 )

VERSION=${DATE}_${GIT_SHA}

find . -name .git\* -print0 | xargs -0 rm -rf

cd "$CWD"
rm -rf $PRGNAM-$VERSION $PRGNAM-$VERSION.tar.xz
mv $GITDIR $PRGNAM-$VERSION
tar cvfJ $PRGNAM-$VERSION.tar.xz $PRGNAM-$VERSION

echo
echo "Created tarball: $PRGNAM-$VERSION.tar.xz"
echo "VERSION=$VERSION"