From eca6b9f0af9e1a194ded436df2b9540fefefbee4 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Mon, 2 May 2016 23:32:44 +0200
Subject: [PATCH] thread/Mutex: add method ScopeLock::Unlock()

---
 src/thread/Mutex.hxx | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/thread/Mutex.hxx b/src/thread/Mutex.hxx
index 1756bddf3..7e4e0fd2e 100644
--- a/src/thread/Mutex.hxx
+++ b/src/thread/Mutex.hxx
@@ -45,17 +45,25 @@ class Mutex : public PosixMutex {};
 class ScopeLock {
 	Mutex &mutex;
 
+	bool active = true;
+
 public:
 	ScopeLock(Mutex &_mutex):mutex(_mutex) {
 		mutex.lock();
 	};
 
 	~ScopeLock() {
-		mutex.unlock();
+		if (active)
+			mutex.unlock();
 	};
 
 	ScopeLock(const ScopeLock &other) = delete;
 	ScopeLock &operator=(const ScopeLock &other) = delete;
+
+	void Unlock() {
+		mutex.unlock();
+		active = false;
+	}
 };
 
 /**