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| -rw-r--r-- | docs/nspr/reference/pr_cnotify.rst | 43 |
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diff --git a/docs/nspr/reference/pr_cnotify.rst b/docs/nspr/reference/pr_cnotify.rst new file mode 100644 index 0000000000..d3c5163a81 --- /dev/null +++ b/docs/nspr/reference/pr_cnotify.rst @@ -0,0 +1,43 @@ +PR_CNotify +========== + +Notify a thread waiting on a change in the state of monitored data. + + +Syntax +------ + +.. code:: + + #include <prcmon.h> + + PRStatus PR_CNotify(void *address); + + +Parameter +~~~~~~~~~ + +The function has the following parameter: + +``address`` + The address of the monitored object. The calling thread must be in + the monitor defined by the value of the address. + + +Returns +~~~~~~~ + + - :ref:`PR_SUCCESS` indicates that the calling thread is the holder of the + mutex for the monitor referred to by the address parameter. + - :ref:`PR_FAILURE` indicates that the monitor has not been entered by the + calling thread. + + +Description +----------- + +Using the value specified in the ``address`` parameter to find a monitor +in the monitor cache, :ref:`PR_CNotify` notifies single a thread waiting +for the monitor's state to change. If a thread is waiting on the monitor +(having called :ref:`PR_CWait`), then that thread is made ready. As soon as +the thread is scheduled, it attempts to reenter the monitor. |