A user level condition variable. More...

Public Member Functions
void	wait (Mutex &mutex)
	Block uThread on the condition variable using the provided mutex. More...

void	signal (Mutex &mutex)
	Unblock one uThread waiting on the condition variable. More...

void	signalAll (Mutex &mutex)
	unblock all uThreads waiting on the condition variable More...

bool	empty ()
	Whether the waiting list is empty or not. More...

Detailed Description

A user level condition variable.

User-level Condition Variable blocks only in user-level by suspending the uThreads instead of blocking the kernel threads.

Member Function Documentation

bool ConditionVariable::empty ( )

inline

Whether the waiting list is empty or not.

void ConditionVariable::signal ( Mutex & mutex )

inline

Unblock one uThread waiting on the condition variable.

Parameters

mutex The mutex to be released after unblocking is done

void ConditionVariable::signalAll ( Mutex & mutex )

inline

unblock all uThreads waiting on the condition variable

Parameters

mutex The mutex to be released after unblocking is done

void ConditionVariable::wait ( Mutex & mutex )

inline

Block uThread on the condition variable using the provided mutex.

Parameters

mutex used to synchronize access to the condition

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