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?>
<div id="class.syncsemaphore" class="reference">

 <h1 class="title">La classe SyncSemaphore</h1>
 

 <div class="partintro"><p class="verinfo">(PECL sync &gt;= 1.0.0)</p>


  <div class="section" id="syncsemaphore.intro">
   <h2 class="title">Introduction</h2>
   <p class="simpara">
    Une implémentation cross-plateforme, native des objets Sémaphore nommés ou non.
   </p>
   <p class="simpara">
    Un sémaphore restreint l&#039;accès à une ressource limitée à un nombre limité
    d&#039;instances. Les sémaphores diffèrent des mutexes dans le sens où il permet
    à plus d&#039;une instance à accéder à une ressource en même temps, alors que le mutex
    ne permet qu&#039;une seule instance à la fois.
   </p>
  </div>


  <div class="section" id="syncsemaphore.synopsis">
   <h2 class="title">Synopsis de la classe</h2>


   <div class="classsynopsis">
    <span class="ooclass"><strong class="classname"></strong></span>


    <div class="classsynopsisinfo">
     <span class="ooclass">
      <span class="modifier">class</span> <strong class="classname">SyncSemaphore</strong>
     </span>
     {</div>


    <div class="classsynopsisinfo classsynopsisinfo_comment">/* Méthodes */</div>
    <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><a href="syncsemaphore.construct.php" class="methodname">__construct</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$name</code><span class="initializer"> = ?</span></span>, <span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$initialval</code><span class="initializer"> = 1</span></span>, <span class="methodparam"><span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span> <code class="parameter">$autounlock</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong></span></span>)</div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="syncsemaphore.lock.php" class="methodname">lock</a></span>(<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$wait</code><span class="initializer"> = -1</span></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="syncsemaphore.unlock.php" class="methodname">unlock</a></span>(<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter reference">&$prevcount</code><span class="initializer"> = ?</span></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>

   }</div>


  </div>

 </div>

 





















<h2>Sommaire</h2><ul class="chunklist chunklist_reference"><li><a href="syncsemaphore.construct.php">SyncSemaphore::__construct</a> — Construit un nouvel objet SyncSemaphore</li><li><a href="syncsemaphore.lock.php">SyncSemaphore::lock</a> — D&eacute;cr&eacute;mente le compteur de l'objet SyncSemaphore ou attend</li><li><a href="syncsemaphore.unlock.php">SyncSemaphore::unlock</a> — Incr&eacute;mente le compteur de l'objet SyncSemaphore</li></ul>
</div>
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