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<font color="#0000ff">// Copyright (c) 2004 David Muse</font>
<font color="#0000ff">// See the COPYING file for more information.</font>

<font color="#a020f0">#ifndef RUDIMENTS_MUTEX_H</font>
<font color="#a020f0">#define RUDIMENTS_MUTEX_H</font>

<font color="#a020f0">#include </font><font color="#ff00ff">&lt;rudiments/private/mutexincludes.h&gt;</font>

<font color="#0000ff">// The mutex class provides an interface to pthreads mutual exclusion locks.</font>

<font color="#a020f0">#ifdef RUDIMENTS_NAMESPACE</font>
<font color="#2e8b57"><b>namespace</b></font> rudiments {
<font color="#a020f0">#endif</font>

<font color="#2e8b57"><b>class</b></font> mutexprivate;

<font color="#2e8b57"><b>class</b></font> mutex {
        <font color="#a52a2a"><b>public</b></font>:
                        mutex();
                        <font color="#0000ff">// Initialize a mutex.</font>
<font color="#a020f0">                        #if defined(RUDIMENTS_HAVE_PTHREAD_MUTEX_T)</font>
                        mutex(pthread_mutex_t *mut);
<font color="#a020f0">                        #elif defined(RUDIMENTS_HAVE_CREATE_MUTEX)</font>
                        mutex(HANDLE mut);
<font color="#a020f0">                        #endif</font>
                        <font color="#0000ff">// Attach already initialized &quot;mut&quot; to this instance.</font>
                        ~mutex();
                        <font color="#0000ff">// Destroy the mutex.</font>

                <font color="#2e8b57"><b>bool</b></font>  lock();
                        <font color="#0000ff">// Lock the mutex.  Will wait until the lock succeds.</font>
                        <font color="#0000ff">// Returns true on success and false if an error occurs.</font>
                <font color="#2e8b57"><b>bool</b></font>  tryLock();
                        <font color="#0000ff">// Try to lock the mutex.  Will return immediately</font>
                        <font color="#0000ff">// if the mutex could not be locked, returning false</font>
                        <font color="#0000ff">// and setting errno to EBUSY.</font>
                        <font color="#0000ff">// Returns true on success and false if an error occurs.</font>
                <font color="#2e8b57"><b>bool</b></font>  unlock();
                        <font color="#0000ff">// Unlock the mutex.</font>
                        <font color="#0000ff">// Returns true on success and false if an error occurs.</font>

<font color="#a020f0">                #if defined(RUDIMENTS_HAVE_PTHREAD_MUTEX_T)</font>
                pthread_mutex_t *getMutex();
<font color="#a020f0">                #elif defined(RUDIMENTS_HAVE_CREATE_MUTEX)</font>
                HANDLE          getMutex();
<font color="#a020f0">                #endif</font>
                                <font color="#0000ff">// Returns the mutex used by</font>
                                <font color="#0000ff">// the class internally.</font>

<font color="#a020f0">        #include </font><font color="#ff00ff">&lt;rudiments/private/mutex.h&gt;</font>
};

<font color="#a020f0">#ifdef RUDIMENTS_NAMESPACE</font>
}
<font color="#a020f0">#endif</font>

<font color="#a020f0">#endif</font>
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