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180 lines
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<div id="projectname">PIP
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 <span id="projectnumber">1.0.0_rc3</span>
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<div id="projectbrief">Platform-Independent Primitives</div>
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<a href="#pub-methods">Public Member Functions</a> |
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<a href="class_p_i_mutex-members.html">List of all members</a> </div>
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<div class="headertitle">
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<div class="title">PIMutex Class Reference</div> </div>
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<div class="contents">
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<p>Mutex.
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<a href="class_p_i_mutex.html#details">More...</a></p>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
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Public Member Functions</h2></td></tr>
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<tr class="memitem:ac4d6be4bdac6af45f1db56c4d1a0d971"><td class="memItemLeft" align="right" valign="top"><a id="ac4d6be4bdac6af45f1db56c4d1a0d971"></a>
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 </td><td class="memItemRight" valign="bottom"><a class="el" href="class_p_i_mutex.html#ac4d6be4bdac6af45f1db56c4d1a0d971">PIMutex</a> ()</td></tr>
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<tr class="memdesc:ac4d6be4bdac6af45f1db56c4d1a0d971"><td class="mdescLeft"> </td><td class="mdescRight">Constructs unlocked mutex. <br /></td></tr>
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<tr class="separator:ac4d6be4bdac6af45f1db56c4d1a0d971"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:abfc2274439f3691a56c068eed2314897"><td class="memItemLeft" align="right" valign="top"><a id="abfc2274439f3691a56c068eed2314897"></a>
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 </td><td class="memItemRight" valign="bottom"><a class="el" href="class_p_i_mutex.html#abfc2274439f3691a56c068eed2314897">~PIMutex</a> ()</td></tr>
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<tr class="memdesc:abfc2274439f3691a56c068eed2314897"><td class="mdescLeft"> </td><td class="mdescRight">Destroy mutex. <br /></td></tr>
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<tr class="separator:abfc2274439f3691a56c068eed2314897"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aa571ad61ee7bd5fcf60f6f5032a16441"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_p_i_mutex.html#aa571ad61ee7bd5fcf60f6f5032a16441">lock</a> ()</td></tr>
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<tr class="memdesc:aa571ad61ee7bd5fcf60f6f5032a16441"><td class="mdescLeft"> </td><td class="mdescRight">Lock mutex. <a href="#aa571ad61ee7bd5fcf60f6f5032a16441">More...</a><br /></td></tr>
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<tr class="separator:aa571ad61ee7bd5fcf60f6f5032a16441"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aae483d17150e38436ca25a1bd26b04c2"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_p_i_mutex.html#aae483d17150e38436ca25a1bd26b04c2">unlock</a> ()</td></tr>
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<tr class="memdesc:aae483d17150e38436ca25a1bd26b04c2"><td class="mdescLeft"> </td><td class="mdescRight">Unlock mutex. <a href="#aae483d17150e38436ca25a1bd26b04c2">More...</a><br /></td></tr>
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<tr class="separator:aae483d17150e38436ca25a1bd26b04c2"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a5c4ed063c5c7d7ee94ff3402d320851a"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_p_i_mutex.html#a5c4ed063c5c7d7ee94ff3402d320851a">tryLock</a> ()</td></tr>
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<tr class="memdesc:a5c4ed063c5c7d7ee94ff3402d320851a"><td class="mdescLeft"> </td><td class="mdescRight">Try to lock mutex. <a href="#a5c4ed063c5c7d7ee94ff3402d320851a">More...</a><br /></td></tr>
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<tr class="separator:a5c4ed063c5c7d7ee94ff3402d320851a"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a753da7bdbbeff323d5bfa01b411cfd8d"><td class="memItemLeft" align="right" valign="top"><a id="a753da7bdbbeff323d5bfa01b411cfd8d"></a>
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bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_p_i_mutex.html#a753da7bdbbeff323d5bfa01b411cfd8d">isLocked</a> () const</td></tr>
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<tr class="memdesc:a753da7bdbbeff323d5bfa01b411cfd8d"><td class="mdescLeft"> </td><td class="mdescRight">Returns if mutex is locked. <br /></td></tr>
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</table>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<div class="textblock"><p>Mutex. </p>
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<h1><a class="anchor" id="PIMutex_sec0"></a>
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Synopsis</h1>
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<p>PIMutex provides synchronization blocks between several threads. Using mutex guarantees execution of some code only one of threads. Mutex contains logic state and functions to change it: <em><a class="el" href="class_p_i_mutex.html#aa571ad61ee7bd5fcf60f6f5032a16441" title="Lock mutex. ">lock()</a></em>, <em><a class="el" href="class_p_i_mutex.html#aae483d17150e38436ca25a1bd26b04c2" title="Unlock mutex. ">unlock()</a></em> and <em><a class="el" href="class_p_i_mutex.html#a5c4ed063c5c7d7ee94ff3402d320851a" title="Try to lock mutex. ">tryLock()</a></em>.</p>
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<h1><a class="anchor" id="PIMutex_sec1"></a>
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Usage</h1>
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<p>Block of code that should to be executed only one thread simultaniously should to be started with <em><a class="el" href="class_p_i_mutex.html#aa571ad61ee7bd5fcf60f6f5032a16441" title="Lock mutex. ">lock()</a></em> and ended with <em><a class="el" href="class_p_i_mutex.html#aae483d17150e38436ca25a1bd26b04c2" title="Unlock mutex. ">unlock()</a></em>. </p><div class="fragment"><div class="line">mutex.lock();</div><div class="line"><span class="comment">// ... your code here</span></div><div class="line">mutex.unlock();</div></div><!-- fragment --><p>"mutex" in this example is one for all threads. </p>
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</div><h2 class="groupheader">Member Function Documentation</h2>
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<a id="aa571ad61ee7bd5fcf60f6f5032a16441"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#aa571ad61ee7bd5fcf60f6f5032a16441">◆ </a></span>lock()</h2>
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<td class="memname">void PIMutex::lock </td>
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<td>(</td>
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<td class="paramname"></td><td>)</td>
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<p>Lock mutex. </p>
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<p>If mutex is unlocked it set to locked state and returns immediate. If mutex is already locked function blocks until mutex will be unlocked </p>
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<a id="aae483d17150e38436ca25a1bd26b04c2"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#aae483d17150e38436ca25a1bd26b04c2">◆ </a></span>unlock()</h2>
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<td class="memname">void PIMutex::unlock </td>
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<td>(</td>
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<td class="paramname"></td><td>)</td>
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<p>Unlock mutex. </p>
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<p>In any case this function returns immediate </p>
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<a id="a5c4ed063c5c7d7ee94ff3402d320851a"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a5c4ed063c5c7d7ee94ff3402d320851a">◆ </a></span>tryLock()</h2>
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<td class="memname">bool PIMutex::tryLock </td>
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<td>(</td>
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<td class="paramname"></td><td>)</td>
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<p>Try to lock mutex. </p>
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<p>If mutex is unlocked it set to locked state and returns "true" immediate. If mutex is already locked function returns immediate an returns "false" </p>
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<li class="footer">Generated on Tue May 23 2017 11:20:44 for PIP by
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