From ec0f1f6720cd7ecffab54b0dfc2553b55a38e50f Mon Sep 17 00:00:00 2001
From: Mathias Agopian <mathias@google.com>
Date: Sun, 12 Jul 2009 23:11:20 -0700
Subject: implement Mutex and Condition with pthread instead of calling futex
 directly.

internally pthread uses futex. the implementation consists of simple inlines
there are no implementation files anymore.
---
 libs/surfaceflinger/MessageQueue.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'libs/surfaceflinger/MessageQueue.cpp')

diff --git a/libs/surfaceflinger/MessageQueue.cpp b/libs/surfaceflinger/MessageQueue.cpp
index fb70b6a81b..b43d80173a 100644
--- a/libs/surfaceflinger/MessageQueue.cpp
+++ b/libs/surfaceflinger/MessageQueue.cpp
@@ -111,7 +111,10 @@ MessageList::value_type MessageQueue::waitMessage(nsecs_t timeout)
                 if (nextEventTime > 0) {
                     // we're about to wait, flush the binder command buffer
                     IPCThreadState::self()->flushCommands();
-                    mCondition.wait(mLock, nextEventTime);
+                    const nsecs_t reltime = nextEventTime - systemTime();
+                    if (reltime > 0) {
+                        mCondition.waitRelative(mLock, reltime);
+                    }
                 }
             } else {
                 //LOGD("going to wait");
-- 
cgit v1.2.3-59-g8ed1b