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PR_ExitMonitor
==============
Decrements the entry count associated with a specified monitor and, if
the entry count reaches zero, releases the monitor's lock.
Syntax
------
.. code::
#include <prmon.h>
PRStatus PR_ExitMonitor(PRMonitor *mon);
Parameter
~~~~~~~~~
The function has the following parameter:
``mon``
A reference to an existing structure of type :ref:`PRMonitor`. The
monitor object referenced must be one for which the calling thread
currently holds the lock.
Returns
~~~~~~~
The function returns one of the following values:
- If successful, ``PR_SUCCESS``.
- If unsuccessful (the calling thread has not entered the monitor),
``PR_FAILURE``.
Description
-----------
If the decremented entry count is zero, :ref:`PR_ExitMonitor` releases the
monitor's lock. Threads that were blocked trying to enter the monitor
will be rescheduled.
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