diff options
Diffstat (limited to 'Source/JavaScriptCore/runtime/JSLock.cpp')
| -rw-r--r-- | Source/JavaScriptCore/runtime/JSLock.cpp | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/Source/JavaScriptCore/runtime/JSLock.cpp b/Source/JavaScriptCore/runtime/JSLock.cpp index 918141f..64dcb08 100644 --- a/Source/JavaScriptCore/runtime/JSLock.cpp +++ b/Source/JavaScriptCore/runtime/JSLock.cpp @@ -23,14 +23,18 @@ #include "Heap.h" #include "CallFrame.h" +#include "ScopeChain.h" -#if ENABLE(JSC_MULTIPLE_THREADS) +#if USE(PTHREADS) #include <pthread.h> #endif namespace JSC { -#if ENABLE(JSC_MULTIPLE_THREADS) +// JSLock is only needed to support an obsolete execution model where JavaScriptCore +// automatically protected against concurrent access from multiple threads. +// So it's safe to disable it on non-mac platforms where we don't have native pthreads. +#if ENABLE(JSC_MULTIPLE_THREADS) && (OS(DARWIN) || USE(PTHREADS)) // Acquire this mutex before accessing lock-related data. static pthread_mutex_t JSMutex = PTHREAD_MUTEX_INITIALIZER; @@ -208,7 +212,7 @@ JSLock::DropAllLocks::~DropAllLocks() --lockDropDepth; } -#else +#else // ENABLE(JSC_MULTIPLE_THREADS) && (OS(DARWIN) || USE(PTHREADS)) JSLock::JSLock(ExecState*) : m_lockBehavior(SilenceAssertionsOnly) @@ -255,6 +259,6 @@ JSLock::DropAllLocks::~DropAllLocks() { } -#endif // USE(MULTIPLE_THREADS) +#endif // ENABLE(JSC_MULTIPLE_THREADS) && (OS(DARWIN) || USE(PTHREADS)) } // namespace JSC |