#!/bin/bash
#
# make-source-tarball
# create a source release tarball for CafeOBJ
#
# Copyright (c) 2014-2015, Norbert Preining. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
#   * Redistributions of source code must retain the above copyright
#     notice, this list of conditions and the following disclaimer.
#
#   * Redistributions in binary form must reproduce the above
#     copyright notice, this list of conditions and the following
#     disclaimer in the documentation and/or other materials
#     provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR 'AS IS' AND ANY EXPRESSED
# 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.
#

set -e

version=$1
shift

if [ x$version = x ] ; then
  echo "Usage: make-source-tarball VERSION" >&2
  exit
fi

# consistency checks

# check version numbers
pver=`grep ^PACKAGE_VERSION= configure | sed -e "s/^.*='//" -e "s/'$//"`
pmin=`grep ^VMINOR= configure | sed -e "s/^.*=//"`

if [ ! "x$pver$pmin" = "x$version" ] ; then
  echo "Version mismatch: cmd line: $version, configure: $pver$pmin" >&2
  exit 1
fi

# check git status
if ! git status --ignored | grep -q 'nothing to commit, working tree clean' ; then
  echo "git repo in unclean state, call git status --ignored!" >&2
  exit 1
fi

# the directory cannot exist, since otherwise the above git status would
# have failed
mkdir cafeobj-$version
tar --exclude=cafeobj-$version	\
	--exclude=.git			\
	--exclude=.gitignore		\
        --exclude=tswd \
	-cvf - . | tar -C cafeobj-$version -xvf - 
tar --owner=0 --group=0 -cvzf cafeobj-$version.tar.gz cafeobj-$version
rm -rf cafeobj-$version