dart::SafepointMutexLocker Class Reference

#include <lockers.h>

Inheritance diagram for dart::SafepointMutexLocker:

Public Member Functions
	SafepointMutexLocker (Mutex *mutex)
	SafepointMutexLocker (ThreadState *thread, Mutex *mutex)
virtual	~SafepointMutexLocker ()
Public Member Functions inherited from dart::StackResource
	StackResource (ThreadState *thread)
virtual	~StackResource ()
ThreadState *	thread () const

Additional Inherited Members
Static Public Member Functions inherited from dart::StackResource
static void	Unwind (ThreadState *thread)
static void	UnwindAbove (ThreadState *thread, StackResource *new_top)

Detailed Description

Definition at line 229 of file lockers.h.

Constructor & Destructor Documentation

SafepointMutexLocker() [1/2]

dart::SafepointMutexLocker::SafepointMutexLocker ( Mutex *  mutex )

inlineexplicit

Definition at line 231 of file lockers.h.

      : SafepointMutexLocker(ThreadState::Current(), mutex) {}

SafepointMutexLocker() [2/2]

dart::SafepointMutexLocker::SafepointMutexLocker	(	ThreadState *	thread,
		Mutex *	mutex
	)

Definition at line 42 of file lockers.cc.

    : StackResource(thread), mutex_(mutex) {
  ASSERT(mutex != nullptr);
  if (!mutex_->TryLock()) {
    // We did not get the lock and could potentially block, so transition
    // accordingly.
    Thread* thread = Thread::Current();
    if (thread != nullptr) {
      TransitionVMToBlocked transition(thread);
      mutex->Lock();
    } else {
      mutex->Lock();
    }
  }
}

~SafepointMutexLocker()

virtual dart::SafepointMutexLocker::~SafepointMutexLocker ( )

inlinevirtual

Definition at line 234 of file lockers.h.

{ mutex_->Unlock(); }

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The documentation for this class was generated from the following files:

• third_party/dart-lang/sdk/runtime/vm/lockers.h
• third_party/dart-lang/sdk/runtime/vm/lockers.cc