#!/bin/sh

# Creates versioned, bzip'd tarballs of all directories within a top-level
# source directory.
#
# Usage: prepare_tarballs topdir1 topdir2 ...

realver="0.0"
#version="${realver}_pre20050726"
version="${realver}_pre$(date +%Y%m%d)"
startdir="${PWD}"

if [ -e /etc/init.d/functions.sh ]; then
	source /etc/init.d/functions.sh
else
	ebegin() {
		echo " * ${1} ... "
	}
	eend() {
		if [ "${1}" -eq 0 ]; then
			echo "    [ OK ]"
		else
			echo "    [ !! ]"
		fi
	}
	einfo() {
		echo " * ${1}"
	}
	eerror() {
		echo "ERROR: ${1}"
	}
fi

if [ "$#" -lt 1 ]; then
	eerror "Takes one or more arguments: top_srcdir(s)"
	exit 1
fi

[ ! -d ${startdir}/distfiles ] && mkdir ${startdir}/distfiles

for srcdir in $*; do
	einfo "Starting in ${srcdir} ..."
	pushd ${srcdir} > /dev/null 2>&1
	for dir in *; do
		if [ "${dir}" != "CVS" -a "${dir}" != "ChangeLog" ]; then
			if find ${dir} -maxdepth 1 -name configure.ac | grep configure.ac > /dev/null 2>&1; then
				# Fix up naming overlap between lib and proto X11
				if [ "${srcdir%/}" = "proto" -a "${dir}" = "X11" ]; then
					newdir="xproto"
				else
					newdir="${dir}"
				fi

				ebegin "  Creating ${newdir}-${version}.tar.bz2"
				if [ -e ${startdir}/distfiles/${newdir}-${version}.tar.bz2 ]; then
					einfo "    Tarball already exists! Overwriting..."
				fi
				cp -ar ${dir} ${newdir}-${version}
				find ${newdir}-${version} -type d -name CVS | xargs -n1000 rm -rf
				tar cvfj ${newdir}-${version}.tar.bz2 ${newdir}-${version} > /dev/null 2>&1
				mv ${newdir}-${version}.tar.bz2 ${startdir}/distfiles/
				retval="$?"
				rm -rf ${newdir}-${version}
				eend ${retval}
			fi
		fi
	done
	popd > /dev/null 2>&1
done