#!/bin/sh
# --- SDE-COPYRIGHT-NOTE-BEGIN ---
# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
#
# Filename: lib/sde-binary/package.sh
# Copyright (C) 2007 - 2012 The OpenSDE Project
#
# More information can be found in the files COPYING and README.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License. A copy of the
# GNU General Public License can be found in the file COPYING.
# --- SDE-COPYRIGHT-NOTE-END ---

. lib/libsde.in

pkg_type=
pkg_name=
versioned=
root=

usage() {
cat <<EOT
Creates a binary package for a given package based on it's flist

Usage: ${0} --type <type> [--versioned] [--root <root>] [--output <output>] <package>
	type	package format (tar.gz,tar.bz2,tar.lzo,gem)
	root	location of the root of the sandbox
	output	folder to place the binary packages
	package	name of the package

	--versioned	use package version in the resulting file name
	--nodevel	do not package development files
EOT
}

while [ $# -gt 0 ]; do
	case "$1" in
		--versioned)	versioned=1 ;;
		--nodevel)	nodevel=1 ;;
		--type)		pkg_type="$2"; shift ;;
		--root)		root="$2"; shift ;;
		--output)	output="$2"; shift ;;
		--*)		usage; exit 1 ;;
		*)		if [ "$pkg_name" ]; then
					usage; exit 1
				else
					pkg_name="$1"
				fi ;;
	esac
	shift
done

if [ -z "$pkg_name" ]; then
	usage; exit 1
elif [ ! -r "${root}/var/adm/packages/$pkg_name" ]; then
	echo_error "package '$pkg_name' not found."
	exit 2
elif [ "$versioned" ]; then
	version=$( grep '^Package Name and Version:' "${root}/var/adm/packages/$pkg_name" | cut -f6 -d' ' )
	if [ -z "$version" ]; then
		echo_error "package '$pkg_name' is broken."
		exit 2
	fi
else
	version=
fi

output="${output:-.}"

case "$pkg_type" in
	tar.gz)		compressor=gzip	;;
	tar.bz2)	compressor=bzip2 ;;
	tar.lzo)	compressor=lzop ;;
	tar.lzma)	compressor=lzma ;;
	tar.xz)		compressor=xz ;;
	*)		# external type
		if [ -x "$SDEROOT/lib/sde-package/package-$pkg_type.sh" ]; then
			exec $SDEROOT/lib/sde-package/package-$pkg_type.sh ${versioned:+--versioned} --root "${root}" \
				--output "${output}" "${pkg_name}"
		else
			echo_error "packaging type '$pkg_type' not handled."
			exit 3
		fi
esac

echo_info "Creating binary package for '$pkg_name'"
mkdir -p "$output"

filename="$pkg_name${versioned:+-${version}}.$pkg_type"
flist="$root/var/adm/flists/$pkg_name"

tarfilename="$pkg_name${versioned:+-${version}}.tar"

tmpdir=$( mktemp -d "$SDEROOT/tmp/packaging.$pkg_name.XXXXXXXX" )
tmpflist="$tmpdir/var/adm/flists/$pkg_name"
tmpcksum="$tmpdir/var/adm/cksums/$pkg_name"
tmpmd5sum="$tmpdir/var/adm/md5sums/$pkg_name"

# creating backup of var/adm files
mkdir -p "$tmpdir"

for x in $( grep ' var/adm' "$flist" | cut -d' ' -f2- ); do
	mkdir -p "$tmpdir/$(dirname $x)"
	cp -a "$root/$x" "$tmpdir/$x"
done

# pattern to filter development files 
if [ "$nodevel" ]; then
	filterpattern="-e '/\.\(c\|h\|hpp\|hxx\|o\|a\|la\|m4\|pc\)$/d;'"
fi

if [ ! -z "$filterpattern" ]; then
	eval "sed -i $filterpattern" "$tmpflist" "$tmpcksum" "$tmpmd5sum"
fi

# create uncompressed tar with the files from the sandbox but without var/adm
( grep -v ' var/adm' "$tmpflist" ) | cut -f2- -d' ' |
	tar -C "$root" -cf "$output/$tarfilename.tmp" --no-recursion --files-from=-
errno=$?

# add adjusted var/adm files from tmpdir to the uncompressed tar
( grep ' var/adm' "$tmpflist" ) | cut -f2- -d' ' |
	tar -C "$tmpdir" -rf "$output/$tarfilename.tmp" --no-recursion --files-from=-
errno=$?

# create the final compressed tar file
eval "$compressor --stdout $output/$tarfilename.tmp > $output/$filename.tmp"
errno=$?

if [ "$errno" != "0" ]; then
	echo_error "failed to create '$output/$filename' (errno:$errno)"
	rm -f "$output/$tarfilename.tmp"
	rm -f "$output/$filename.tmp"
	exit 4
else
	rm -rf "$tmpdir"
	rm -f "$output/$tarfilename.tmp"
	mv "$output/$filename.tmp" "$output/$filename"
fi