Changeset 160116 in webkit for trunk/Source/JavaScriptCore/runtime/InitializeThreading.cpp

Timestamp:

Dec 4, 2013, 12:43:21 PM (12 years ago)

Author:

[email protected]

Message:

Use ThreadingOnce class to encapsulate pthread_once functionality.
​https://bugs.webkit.org/show_bug.cgi?id=125228

Patch by ​[email protected] <​[email protected]> on 2013-12-04
Reviewed by Brent Fulgham.

• runtime/InitializeThreading.cpp:

(JSC::initializeThreading):

File:

• trunk/Source/JavaScriptCore/runtime/InitializeThreading.cpp (modified) (3 diffs)

trunk/Source/JavaScriptCore/runtime/InitializeThreading.cpp

@@ -42 +42 @@
 #include <wtf/dtoa.h>
 #include <wtf/Threading.h>
+#include <wtf/ThreadingOnce.h>
 #include <wtf/dtoa/cached-powers.h>
 
@@ -47 +48 @@
 
 namespace JSC {
-
-#if OS(DARWIN)
-static pthread_once_t initializeThreadingKeyOnce = PTHREAD_ONCE_INIT;
-#endif
 
 static void initializeThreadingOnce()
@@ -77 +74 @@
 void initializeThreading()
 {
-#if OS(DARWIN)
-    pthread_once(&initializeThreadingKeyOnce, initializeThreadingOnce);
-#else
-    static bool initializedThreading = false;
-    if (!initializedThreading) {
-        initializeThreadingOnce();
-        initializedThreading = true;
-    }
-#endif
+    static WTF::ThreadingOnce initializeThreadingKeyOnce;
+    initializeThreadingKeyOnce.callOnce(initializeThreadingOnce);
 }