condition_mutex
Copyright (C) 2005 IENT-RWTH Aachen
Gathers a spin_mutex and a condition together
Groups
| Multithreading Functions | |
acquire |
Waits until a lock can be acquired |
release |
Releases the lock |
signal |
Restarts one of the threads that are waiting on the condition variable |
wait |
Waits for the condition variable to be signaled |
Example
int x,y;
typedef gmt::condition_mutex mutex_type;
mutex_type cond;
//First thread
{
mutex_type::scoped_lock lock(cond);
while (x<=y) cond.wait();
// operate on x and y
}
// Second thread
{
mutex_type::scoped_lock lock(cond);
// modify x and y
if (x>y) cond.signal();
}
See Also

