From 376ca05c5618b7648b39555e1f91a1beadaf90b9 Mon Sep 17 00:00:00 2001
From: Sandboxed API Team <sandboxed-api@google.com>
Date: Mon, 28 Sep 2020 07:38:07 -0700
Subject: [PATCH] Allow sandboxes to specify custom notifiers.

PiperOrigin-RevId: 334154462
Change-Id: Ia62242913731ab017a9bf8733a77a647582af243
---
 sandboxed_api/sandbox.cc | 2 +-
 sandboxed_api/sandbox.h  | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/sandboxed_api/sandbox.cc b/sandboxed_api/sandbox.cc
index d6b1bf2..cfa7dca 100644
--- a/sandboxed_api/sandbox.cc
+++ b/sandboxed_api/sandbox.cc
@@ -201,7 +201,7 @@ absl::Status Sandbox::Init() {
   ModifyExecutor(executor.get());
 
   s2_ = absl::make_unique<sandbox2::Sandbox2>(std::move(executor),
-                                              std::move(s2p));
+                                              std::move(s2p), CreateNotifier());
   auto res = s2_->RunAsync();
 
   comms_ = s2_->comms();
diff --git a/sandboxed_api/sandbox.h b/sandboxed_api/sandbox.h
index 576a144..8be0bd7 100644
--- a/sandboxed_api/sandbox.h
+++ b/sandboxed_api/sandbox.h
@@ -141,6 +141,9 @@ class Sandbox {
   // Modifies the Executor object if needed.
   virtual void ModifyExecutor(sandbox2::Executor* executor) {}
 
+  // Provides a custom notifier for sandboxee events. May return nullptr.
+  virtual std::unique_ptr<sandbox2::Notify> CreateNotifier() { return nullptr; }
+
   // Exits the sandboxee.
   void Exit() const;