#!/bin/sh
# Copyright 2018, 2020 Patrick J. Volkerding, Sebeka, Minnesota, USA
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
# Use 2020.0.1 branch. Verify first that there's no better branch with
# "git branch -a" in the unpruned repo.
BRANCH=${1:-2020.0.1}
# Clear download area:
rm -rf ast
# Clone repository:
git clone https://github.com/att/ast
# checkout $BRANCH:
( cd ast
git checkout $BRANCH || exit 1
)
HEADISAT="$( cd ast && git log -1 --format=%h )"
DATE="$( cd ast && git log -1 --format=%cd --date=format:%Y%m%d )"
# Cleanup. We're not packing up the whole git repo.
( cd ast && find . -type d -name ".git*" -exec rm -rf {} \; 2> /dev/null )
# No need to package these:
( cd ast && rm -rf lib/package/tgz )
mv ast att-ast-${DATE}_${HEADISAT}
tar cf att-ast-${DATE}_${HEADISAT}.tar att-ast-${DATE}_${HEADISAT}
plzip -9 -n 6 -f att-ast-${DATE}_${HEADISAT}.tar
rm -rf att-ast-${DATE}_${HEADISAT}
echo
echo "ast branch $BRANCH with HEAD at $HEADISAT packaged as att-ast-${DATE}_${HEADISAT}.tar.lz"
echo
