+#!/bin/bash -e
+# Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+case $1 in
+-h|--help)
+ echo "Usage: $0 [rev]"
+ exit 0
+ ;;
+esac
+
+json_value() {
+ local key=$1
+ sed -n -r \
+ -e '/^[[:space:]]*"'"${key}"'"/s|.*:[[:space:]]*"([^"]*)",?$|\1|p' \
+ manifest.json
+}
+
+PN=$(json_value name | sed 's:[[:space:]]:_:g' | tr '[:upper:]' '[:lower:]')
+if [[ ${PN} == "__msg_name__" ]] ; then
+ PN=$(basename "$(pwd)")
+fi
+PV=$(json_value version)
+rev=${1:-0}
+PVR="${PV}.${rev}"
+P="${PN}-${PVR}"
+
+rm -rf "${P}"
+mkdir "${P}"
+
+while read line ; do
+ [[ ${line} == */* ]] && mkdir -p "${P}/${line%/*}"
+ ln "${line}" "${P}/${line}"
+done < <(sed 's:#.*::' manifest.files)
+cp Makefile manifest.files manifest.json "${P}/"
+
+make -C "${P}" -j {css,js}-min
+while read line ; do
+ mv "${line}.min" "${line}"
+done < <(find "${P}" -name '*.js' -o -name '*.css')
+rm "${P}"/{manifest.files,Makefile}
+
+sed -i \
+ -e '/"version"/s:"[^"]*",:"'${PVR}'",:' \
+ "${P}/manifest.json"
+
+zip="${P}.zip"
+rm -f "${zip}"
+zip -r "${zip}" "${P}"
+rm -rf "${P}"
+du -b "${zip}"