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Bug 1035437 Add adb wakelock. r=dhylands

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This commit is contained in:
Tanmaya Mishra 2014-09-24 22:27:25 +05:30
parent 909d536477
commit e168b1ba37
1 changed files with 30 additions and 0 deletions
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30
b2g/chrome/content/devtools/adb.js
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@ -8,6 +8,8 @@
// This file is only loaded on Gonk to manage ADB state
Components.utils.import("resource://gre/modules/FileUtils.jsm");
const DEBUG = false;
var debug = function(str) {
dump("AdbController: " + str + "\n");
@ -177,6 +179,34 @@ let AdbController = {
// This means that the pref doesn't exist. Which is fine. We just leave
// enableAdb alone.
}
// Check wakelock to prevent adb from disconnecting when phone is locked
let lockFile = Cc['@mozilla.org/file/local;1'].createInstance(Ci.nsIFile);
lockFile.initWithPath('/sys/power/wake_lock');
if(lockFile.exists()) {
let foStream = Cc["@mozilla.org/network/file-input-stream;1"]
.createInstance(Ci.nsIFileInputStream);
let coStream = Cc["@mozilla.org/intl/converter-input-stream;1"]
.createInstance(Ci.nsIConverterInputStream);
let str = {};
foStream.init(lockFile, FileUtils.MODE_RDONLY, 0, 0);
coStream.init(foStream, "UTF-8", 0, 0);
coStream.readString(-1, str);
coStream.close();
foStream.close();
let wakeLockContents = str.value.replace(/\n/, "");
let wakeLockList = wakeLockContents.split(" ");
if (wakeLockList.indexOf("adb") >= 0) {
enableAdb = true;
useDisableAdbTimer = false;
DEBUG && debug("Keeping ADB enabled as ADB wakelock is present.");
} else {
DEBUG && debug("ADB wakelock not found.");
}
} else {
DEBUG && debug("Wake_lock file not found.");
}
DEBUG && debug("updateState: enableAdb = " + enableAdb +
" remoteDebuggerEnabled = " + this.remoteDebuggerEnabled +
" lockEnabled = " + this.lockEnabled +