1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* This Source Code Form is subject to the terms of the Mozilla Public
3  * License, v. 2.0. If a copy of the MPL was not distributed with this
4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
5 
6 // This file defines the interface between Cocoa-specific Obj-C++ and generic
7 // C++, so it itself cannot have any Obj-C bits in it.
8 
9 #ifndef MacRunFromDmgUtils_h_
10 #define MacRunFromDmgUtils_h_
11 
12 namespace mozilla {
13 namespace MacRunFromDmgUtils {
14 
15 /**
16  * Returns true if the app is running from the read-only filesystem of a
17  * mounted .dmg.  Returns false if not, or if we fail to determine whether it
18  * is.
19  */
20 bool IsAppRunningFromDmg();
21 
22 /**
23  * Checks whether the app is running from a read-only .dmg image and, if so,
24  * asks the user for permission before attempting to install the app and launch
25  * it.
26  *
27  * Returns true if the app has been installed and relaunched, in which case
28  * this instance of the app should exit.
29  */
30 bool MaybeInstallFromDmgAndRelaunch();
31 
32 }  // namespace MacRunFromDmgUtils
33 }  // namespace mozilla
34 
35 #endif
36