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author | The Android Open Source Project <initial-contribution@android.com> | 2008-12-17 18:05:15 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2008-12-17 18:05:15 -0800 |
commit | 1cbdecfa9fc428ac2d8aca0fa91c9580b3d57353 (patch) | |
tree | 4457a7306ea5acb43fe05bfe0973b1f7faf97ba2 /JavaScriptCore/runtime/InitializeThreading.cpp | |
parent | 9364f22aed35e1a1e9d07c121510f80be3ab0502 (diff) | |
download | external_webkit-1cbdecfa9fc428ac2d8aca0fa91c9580b3d57353.zip external_webkit-1cbdecfa9fc428ac2d8aca0fa91c9580b3d57353.tar.gz external_webkit-1cbdecfa9fc428ac2d8aca0fa91c9580b3d57353.tar.bz2 |
Code drop from //branches/cupcake/...@124589
Diffstat (limited to 'JavaScriptCore/runtime/InitializeThreading.cpp')
-rw-r--r-- | JavaScriptCore/runtime/InitializeThreading.cpp | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/JavaScriptCore/runtime/InitializeThreading.cpp b/JavaScriptCore/runtime/InitializeThreading.cpp new file mode 100644 index 0000000..9e14768 --- /dev/null +++ b/JavaScriptCore/runtime/InitializeThreading.cpp @@ -0,0 +1,69 @@ +/* + * Copyright (C) 2008 Apple Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of + * its contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "config.h" +#include "InitializeThreading.h" + +#include "collector.h" +#include "DateMath.h" +#include "dtoa.h" +#include "identifier.h" +#include "JSGlobalObject.h" +#include "ustring.h" +#include <wtf/Threading.h> + +namespace JSC { + +#if PLATFORM(DARWIN) && ENABLE(JSC_MULTIPLE_THREADS) +static pthread_once_t initializeThreadingKeyOnce = PTHREAD_ONCE_INIT; +#endif + +static void initializeThreadingOnce() +{ + WTF::initializeThreading(); +#if ENABLE(JSC_MULTIPLE_THREADS) + s_dtoaP5Mutex = new Mutex; + UString::null(); + initDateMath(); +#endif +} + +void initializeThreading() +{ +#if PLATFORM(DARWIN) && ENABLE(JSC_MULTIPLE_THREADS) + pthread_once(&initializeThreadingKeyOnce, initializeThreadingOnce); +#else + static bool initializedThreading = false; + if (!initializedThreading) { + initializeThreadingOnce(); + initializedThreading = true; + } +#endif +} + +} // namespace JSC |