<?php
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?>
<div id="function.openlog" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">openlog</h1>
  <p class="verinfo">(PHP 4, PHP 5, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">openlog</span> &mdash; <span class="dc-title">Abre conexão com o registrador do sistema</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-function.openlog-description">
  <h3 class="title">Descrição</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>openlog</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$prefix</code></span>, <span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$flags</code></span>, <span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$facility</code></span>): <span class="type"><a href="language.types.singleton.php" class="type true">true</a></span></div>

  <p class="para rdfs-comment">
   <span class="function"><strong>openlog()</strong></span> abre uma conexão com o registrador do
   sistema para um programa.
  </p>
  <p class="para">
   O uso de <span class="function"><strong>openlog()</strong></span> é opcional. Ela
   será automaticamente chamada por <span class="function"><a href="function.syslog.php" class="function">syslog()</a></span> se
   necessário, e nesse caso o padrão de <code class="parameter">prefix</code> será
   uma string vazia.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.openlog-parameters">
  <h3 class="title">Parâmetros</h3>
  <p class="para">
   <dl>
    
     <dt><code class="parameter">prefix</code></dt>
     <dd>
      <p class="para">
       O parâmetro <code class="parameter">prefix</code> define uma string de prefixo que é adicionado a cada mensagem.
      </p>
     </dd>
    
    
     <dt><code class="parameter">flags</code></dt>
     <dd>
      <p class="para">
       Máscara de bits das seguinte constantes:
       <ul class="simplelist">
        <li><strong><code><a href="network.constants.php#constant.log-cons">LOG_CONS</a></code></strong></li>
        <li><strong><code><a href="network.constants.php#constant.log-ndelay">LOG_NDELAY</a></code></strong></li>
        <li><strong><code><a href="network.constants.php#constant.log-odelay">LOG_ODELAY</a></code></strong></li>
        <li><strong><code><a href="network.constants.php#constant.log-nowait">LOG_NOWAIT</a></code></strong></li>
        <li><strong><code><a href="network.constants.php#constant.log-perror">LOG_PERROR</a></code></strong></li>
        <li><strong><code><a href="network.constants.php#constant.log-pid">LOG_PID</a></code></strong></li>
       </ul>
      </p>
     </dd>
    
    
     <dt><code class="parameter">facility</code></dt>
     <dd>
      <p class="para">
       O argumento <code class="parameter">facility</code> é usado para especificar que
       tipo de módulo está registrando a mensagem.
       Isto permite que o arquivo de configuração que mensagens provenientes de diferentes
       módulos serão tratadas diferentemente.
       Deve ser uma das constantes a seguir:
       <ul class="simplelist">
        <li><strong><code><a href="network.constants.php#constant.log-auth">LOG_AUTH</a></code></strong></li>
        <li><strong><code><a href="network.constants.php#constant.log-authpriv">LOG_AUTHPRIV</a></code></strong></li>
        <li><strong><code><a href="network.constants.php#constant.log-cron">LOG_CRON</a></code></strong></li>
        <li><strong><code><a href="network.constants.php#constant.log-daemon">LOG_DAEMON</a></code></strong></li>
        <li><strong><code><a href="network.constants.php#constant.log-kern">LOG_KERN</a></code></strong></li>
        <li><strong><code><a href="network.constants.php#constant.log-local0">LOG_LOCAL<span class="replaceable">[0-7]</span></a></code></strong></li>
        <li><strong><code><a href="network.constants.php#constant.log-lpr">LOG_LPR</a></code></strong></li>
        <li><strong><code><a href="network.constants.php#constant.log-mail">LOG_MAIL</a></code></strong></li>
        <li><strong><code><a href="network.constants.php#constant.log-news">LOG_NEWS</a></code></strong></li>
        <li><strong><code><a href="network.constants.php#constant.log-syslog">LOG_SYSLOG</a></code></strong></li>
        <li><strong><code><a href="network.constants.php#constant.log-user">LOG_USER</a></code></strong></li>
        <li><strong><code><a href="network.constants.php#constant.log-uucp">LOG_UUCP</a></code></strong></li>
       </ul>
      </p>
      <blockquote class="note"><p><strong class="note">Nota</strong>: 
       <span class="simpara">
        Este parâmetro é ignorado no Windows.
       </span>
      </p></blockquote>
     </dd>
    
   </dl>
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.openlog-returnvalues">
  <h3 class="title">Valor Retornado</h3>
  <p class="para">
   Sempre retorna <strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong>.
  </p>
 </div>


 <div class="refsect1 changelog" id="refsect1-function.openlog-changelog">
  <h3 class="title">Registro de Alterações</h3>
  <table class="doctable informaltable">
   
    <thead>
     <tr>
      <th>Versão</th>
      <th>Descrição</th>
     </tr>

    </thead>

    <tbody class="tbody">
     <tr>
      <td>8.2.0</td>
      <td>
       A função agora sempre retorna <strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong>. Anteriormente, retornava <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong> em caso de falha.
      </td>
     </tr>

    </tbody>
   
  </table>

 </div>


 <div class="refsect1 seealso" id="refsect1-function.openlog-seealso">
  <h3 class="title">Veja Também</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="function"><a href="function.syslog.php" class="function" rel="rdfs-seeAlso">syslog()</a> - Gera uma mensagem de registro do sistema</span></li>
    <li><span class="function"><a href="function.closelog.php" class="function" rel="rdfs-seeAlso">closelog()</a> - Fecha conex&atilde;o com o registrador do sistema</span></li>
   </ul>
  </p>
 </div>


</div><?php manual_footer($setup); ?>