# PR_CExitMonitor

Decrement the entry count associated with a cached monitor.

## Syntax

```{code}
#include <prcmon.h>

PRStatus PR_CExitMonitor(void *address);
```

### Parameters

The function has the following parameters:

`address`

: The address of the protected object--the same address previously
  passed to {ref}`PR_CEnterMonitor`.

### Returns

The function returns one of the following values:

- If successful, `PR_SUCCESS`.
- If unsuccessful, `PR_FAILURE`. This may indicate that the address
  parameter is invalid or that the calling thread is not in the
  monitor.

## Description

Using the value specified in the address parameter to find a monitor in
the monitor cache, {ref}`PR_CExitMonitor` decrements the entry count
associated with the monitor. If the decremented entry count is zero, the
monitor is exited.