From f301ed7e09ac982ff03a5b51b262a5e902d83f8a Mon Sep 17 00:00:00 2001
From: ed <ed_davies95@hotmail.co.uk>
Date: Wed, 12 Oct 2016 10:36:43 +0100
Subject: [PATCH] Added an isLocked() method to ReadWriteLock that checks
 whether ReadWriteLock is currently locked

---
 modules/juce_core/threads/juce_ReadWriteLock.cpp | 6 ++++++
 modules/juce_core/threads/juce_ReadWriteLock.h   | 6 ++++++
 2 files changed, 12 insertions(+)

diff --git a/modules/juce_core/threads/juce_ReadWriteLock.cpp b/modules/juce_core/threads/juce_ReadWriteLock.cpp
index e05c4277a8..50bc7644d0 100644
--- a/modules/juce_core/threads/juce_ReadWriteLock.cpp
+++ b/modules/juce_core/threads/juce_ReadWriteLock.cpp
@@ -148,3 +148,9 @@ void ReadWriteLock::exitWrite() const noexcept
         waitEvent.signal();
     }
 }
+
+//==============================================================================
+bool ReadWriteLock::isLocked() const noexcept
+{
+    return numWriters != 0;
+}
diff --git a/modules/juce_core/threads/juce_ReadWriteLock.h b/modules/juce_core/threads/juce_ReadWriteLock.h
index 51937827d9..750efa32eb 100644
--- a/modules/juce_core/threads/juce_ReadWriteLock.h
+++ b/modules/juce_core/threads/juce_ReadWriteLock.h
@@ -127,6 +127,12 @@ public:
     */
     void exitWrite() const noexcept;
 
+    //==============================================================================
+    /** Checks whether this object is locked.
+
+        @returns true if the object is currently locked.
+     */
+    bool isLocked() const noexcept;
 
 private:
     //==============================================================================