58 lines
2.2 KiB
HTML
58 lines
2.2 KiB
HTML
<!--$Id: mutex_free.html 63573 2008-05-23 21:43:21Z trent.nelson $-->
|
|
<!--Copyright (c) 1997,2008 Oracle. All rights reserved.-->
|
|
<!--See the file LICENSE for redistribution information.-->
|
|
<html>
|
|
<head>
|
|
<title>Berkeley DB: DB_ENV->mutex_free</title>
|
|
<meta name="description" content="Berkeley DB: An embedded database programmatic toolkit.">
|
|
<meta name="keywords" content="embedded,database,programmatic,toolkit,btree,hash,hashing,transaction,transactions,locking,logging,access method,access methods,Java,C,C++">
|
|
</head>
|
|
<body bgcolor=white>
|
|
<table width="100%"><tr valign=top>
|
|
<td>
|
|
<b>DB_ENV->mutex_free</b>
|
|
</td>
|
|
<td align=right>
|
|
<a href="../api_c/api_core.html"><img src="../images/api.gif" alt="API"></a>
|
|
<a href="../ref/toc.html"><img src="../images/ref.gif" alt="Ref"></a></td>
|
|
</tr></table>
|
|
<hr size=1 noshade>
|
|
<tt>
|
|
<b><pre>
|
|
#include <db.h>
|
|
<p>
|
|
int
|
|
DB_ENV->mutex_free(DB_ENV *dbenv, db_mutex_t mutex);
|
|
</pre></b>
|
|
<hr size=1 noshade>
|
|
<b>Description: DB_ENV->mutex_free</b>
|
|
<p>The DB_ENV->mutex_free method discards a mutex allocated by <a href="../api_c/mutex_alloc.html">DB_ENV->mutex_alloc</a>.</p>
|
|
<p>The DB_ENV->mutex_free method may not be called before the <a href="../api_c/env_open.html">DB_ENV->open</a> method is called.</p>
|
|
<p>The DB_ENV->mutex_free method
|
|
returns a non-zero error value on failure
|
|
and 0 on success.
|
|
</p>
|
|
<b>Parameters</b> <br>
|
|
<b>mutex</b><ul compact><li>The <b>mutex</b> parameter is a mutex previously allocated by
|
|
<a href="../api_c/mutex_alloc.html">DB_ENV->mutex_alloc</a>.</ul>
|
|
<br>
|
|
<br><b>Errors</b>
|
|
<p>The DB_ENV->mutex_free method
|
|
may fail and return one of the following non-zero errors:</p>
|
|
<br>
|
|
<b>EINVAL</b><ul compact><li>An
|
|
invalid flag value or parameter was specified.</ul>
|
|
<br>
|
|
<hr size=1 noshade>
|
|
<br><b>Class</b>
|
|
<a href="../api_c/env_class.html">DB_ENV</a>
|
|
<br><b>See Also</b>
|
|
<a href="../api_c/env_list.html">Database Environments and Related Methods</a>
|
|
</tt>
|
|
<table width="100%"><tr><td><br></td><td align=right>
|
|
<a href="../api_c/api_core.html"><img src="../images/api.gif" alt="API"></a><a href="../ref/toc.html"><img src="../images/ref.gif" alt="Ref"></a>
|
|
</td></tr></table>
|
|
<p><font size=1>Copyright (c) 1996,2008 Oracle. All rights reserved.</font>
|
|
</body>
|
|
</html>
|