Split sign.sh into two pieces

chrome/installer/mac/make_sign_sh

-#!/bin/sh
-
-# Copyright (c) 2009 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-# This script creates sign.sh, the script that will be used to sign the
-# application bundle and inner bundles.  It also creates auxiliary files that
-# sign.sh needs to do its job, such as the custom resource rules used to sign
-# the outermost application bundle.  These files are placed in the Packaging
-# directory next to the .app bundle.  The packaging system is expected to run
-# sign.sh to sign everything.
-
-set -e
-
-if [ $# -ne 3 ] ; then
-  echo "usage: ${0} PACKAGING_DIR MAC_PRODUCT_NAME VERSION" >& 2
-  exit 1
-fi
-
-PACKAGING_DIR="${1}"
-MAC_PRODUCT_NAME="${2}"
-VERSION="${3}"
-
-INPUT_DIR="$(dirname "${0}")"
-SIGN_SH_IN_FILE="${INPUT_DIR}/sign.sh.in"
-SIGN_SH_FILE="${PACKAGING_DIR}/sign.sh"
-BROWSER_APP_RULES_IN_FILE="${INPUT_DIR}/app_resource_rules.plist.in"
-BROWSER_APP_RULES_FILE="${PACKAGING_DIR}/app_resource_rules.plist"
-
-# Double-backslash each dot: one backslash belongs in the regular expression,
-# and the other backslash tells sed not to treat the first backslash
-# specially.
-VERSION_REGEX="$(echo "${VERSION}" | sed -e 's/\./\\\\./g')"
-
-mkdir -p "${PACKAGING_DIR}"
-sed -e "s/@MAC_PRODUCT_NAME@/${MAC_PRODUCT_NAME}/g" \
-    -e "s/@VERSION@/${VERSION}/g" \
-    -e "s/@VERSION_REGEX@/${VERSION_REGEX}/g" \
-    < "${SIGN_SH_IN_FILE}" \
-    > "${SIGN_SH_FILE}"
-chmod +x "${SIGN_SH_FILE}"
-
-sed -e "s/@MAC_PRODUCT_NAME@/${MAC_PRODUCT_NAME}/g" \
-    -e "s/@VERSION@/${VERSION}/g" \
-    -e "s/@VERSION_REGEX@/${VERSION_REGEX}/g" \
-    < "${BROWSER_APP_RULES_IN_FILE}" \
-    > "${BROWSER_APP_RULES_FILE}"