gecko/toolkit/mozapps/installer/precompile_cache.js

100 lines
3.3 KiB
JavaScript

/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et: */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Taras Glek <tglek@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
// see http://mxr.mozilla.org/mozilla-central/source/services/sync/Weave.js#76
const Cc = Components.classes;
const Ci = Components.interfaces;
const Cu = Components.utils;
function setenv(name, val) {
try {
var environment = Components.classes["@mozilla.org/process/environment;1"].
getService(Components.interfaces.nsIEnvironment);
environment.set(name, val);
} catch(e) {
displayError("setenv", e);
}
}
function load(url) {
print(url);
try {
Cu.import(url, null);
} catch(e) {
dump("Failed to import " + url + ":" + e + "\n");
}
}
function load_entries(entries, prefix) {
while (entries.hasMore()) {
var c = entries.getNext();
load(prefix + c);
}
}
function getDir(prop) {
return Cc["@mozilla.org/file/directory_service;1"].
getService(Ci.nsIProperties).get(prop, Ci.nsIFile);
}
function openJar(file) {
var zipreader = Cc["@mozilla.org/libjar/zip-reader;1"].
createInstance(Ci.nsIZipReader);
zipreader.open(file);
return zipreader;
}
function populate_startupcache(prop, omnijarName, startupcacheName) {
var file = getDir(prop);
file.append(omnijarName);
zipreader = openJar(file);
var scFile = getDir(prop);
scFile.append(startupcacheName);
setenv("MOZ_STARTUP_CACHE", scFile.path);
let prefix = "resource:///";
load_entries(zipreader.findEntries("components/*js"), prefix);
load_entries(zipreader.findEntries("modules/*js"), prefix);
load_entries(zipreader.findEntries("modules/*jsm"), prefix);
zipreader.close();
}