doc/guide/localhost/MLtonSyslog

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  26 <h1>MLtonSyslog</h1>
  27 </div>
  28 <div id="content">
  29 <div id="preamble">
  30 <div class="sectionbody">
  31 <div class="listingblock">
  32 <div class="content"><div class="highlight"><pre><span class="k">signature</span><span class="w"> </span><span class="n">MLTON_SYSLOG</span><span class="w"> </span><span class="p">=</span><span class="w"></span>
  33 <span class="w">   </span><span class="k">sig</span><span class="w"></span>
  34 <span class="w">      </span><span class="k">type</span><span class="w"> </span><span class="n">openflag</span><span class="w"></span>
  35
  36 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">CONS</span><span class="w">     </span><span class="p">:</span><span class="w"> </span><span class="n">openflag</span><span class="w"></span>
  37 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">NDELAY</span><span class="w">   </span><span class="p">:</span><span class="w"> </span><span class="n">openflag</span><span class="w"></span>
  38 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">NOWAIT</span><span class="w">   </span><span class="p">:</span><span class="w"> </span><span class="n">openflag</span><span class="w"></span>
  39 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">ODELAY</span><span class="w">   </span><span class="p">:</span><span class="w"> </span><span class="n">openflag</span><span class="w"></span>
  40 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">PERROR</span><span class="w">   </span><span class="p">:</span><span class="w"> </span><span class="n">openflag</span><span class="w"></span>
  41 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">PID</span><span class="w">      </span><span class="p">:</span><span class="w"> </span><span class="n">openflag</span><span class="w"></span>
  42
  43 <span class="w">      </span><span class="k">type</span><span class="w"> </span><span class="n">facility</span><span class="w"></span>
  44
  45 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">AUTHPRIV</span><span class="w"> </span><span class="p">:</span><span class="w"> </span><span class="n">facility</span><span class="w"></span>
  46 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">CRON</span><span class="w">     </span><span class="p">:</span><span class="w"> </span><span class="n">facility</span><span class="w"></span>
  47 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">DAEMON</span><span class="w">   </span><span class="p">:</span><span class="w"> </span><span class="n">facility</span><span class="w"></span>
  48 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">KERN</span><span class="w">     </span><span class="p">:</span><span class="w"> </span><span class="n">facility</span><span class="w"></span>
  49 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">LOCAL0</span><span class="w">   </span><span class="p">:</span><span class="w"> </span><span class="n">facility</span><span class="w"></span>
  50 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">LOCAL1</span><span class="w">   </span><span class="p">:</span><span class="w"> </span><span class="n">facility</span><span class="w"></span>
  51 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">LOCAL2</span><span class="w">   </span><span class="p">:</span><span class="w"> </span><span class="n">facility</span><span class="w"></span>
  52 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">LOCAL3</span><span class="w">   </span><span class="p">:</span><span class="w"> </span><span class="n">facility</span><span class="w"></span>
  53 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">LOCAL4</span><span class="w">   </span><span class="p">:</span><span class="w"> </span><span class="n">facility</span><span class="w"></span>
  54 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">LOCAL5</span><span class="w">   </span><span class="p">:</span><span class="w"> </span><span class="n">facility</span><span class="w"></span>
  55 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">LOCAL6</span><span class="w">   </span><span class="p">:</span><span class="w"> </span><span class="n">facility</span><span class="w"></span>
  56 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">LOCAL7</span><span class="w">   </span><span class="p">:</span><span class="w"> </span><span class="n">facility</span><span class="w"></span>
  57 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">LPR</span><span class="w">      </span><span class="p">:</span><span class="w"> </span><span class="n">facility</span><span class="w"></span>
  58 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">MAIL</span><span class="w">     </span><span class="p">:</span><span class="w"> </span><span class="n">facility</span><span class="w"></span>
  59 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">NEWS</span><span class="w">     </span><span class="p">:</span><span class="w"> </span><span class="n">facility</span><span class="w"></span>
  60 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">SYSLOG</span><span class="w">   </span><span class="p">:</span><span class="w"> </span><span class="n">facility</span><span class="w"></span>
  61 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">USER</span><span class="w">     </span><span class="p">:</span><span class="w"> </span><span class="n">facility</span><span class="w"></span>
  62 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">UUCP</span><span class="w">     </span><span class="p">:</span><span class="w"> </span><span class="n">facility</span><span class="w"></span>
  63
  64 <span class="w">      </span><span class="k">type</span><span class="w"> </span><span class="n">loglevel</span><span class="w"></span>
  65
  66 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">EMERG</span><span class="w">    </span><span class="p">:</span><span class="w"> </span><span class="n">loglevel</span><span class="w"></span>
  67 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">ALERT</span><span class="w">    </span><span class="p">:</span><span class="w"> </span><span class="n">loglevel</span><span class="w"></span>
  68 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">CRIT</span><span class="w">     </span><span class="p">:</span><span class="w"> </span><span class="n">loglevel</span><span class="w"></span>
  69 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">ERR</span><span class="w">      </span><span class="p">:</span><span class="w"> </span><span class="n">loglevel</span><span class="w"></span>
  70 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">WARNING</span><span class="w">  </span><span class="p">:</span><span class="w"> </span><span class="n">loglevel</span><span class="w"></span>
  71 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">NOTICE</span><span class="w">   </span><span class="p">:</span><span class="w"> </span><span class="n">loglevel</span><span class="w"></span>
  72 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">INFO</span><span class="w">     </span><span class="p">:</span><span class="w"> </span><span class="n">loglevel</span><span class="w"></span>
  73 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">DEBUG</span><span class="w">    </span><span class="p">:</span><span class="w"> </span><span class="n">loglevel</span><span class="w"></span>
  74
  75 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">closelog</span><span class="p">:</span><span class="w"> </span><span class="n">unit</span><span class="w"> </span><span class="p">-&gt;</span><span class="w"> </span><span class="n">unit</span><span class="w"></span>
  76 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">log</span><span class="p">:</span><span class="w"> </span><span class="n">loglevel</span><span class="w"> </span><span class="n">*</span><span class="w"> </span><span class="n">string</span><span class="w"> </span><span class="p">-&gt;</span><span class="w"> </span><span class="n">unit</span><span class="w"></span>
  77 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">openlog</span><span class="p">:</span><span class="w"> </span><span class="n">string</span><span class="w"> </span><span class="n">*</span><span class="w"> </span><span class="n">openflag</span><span class="w"> </span><span class="n">list</span><span class="w"> </span><span class="n">*</span><span class="w"> </span><span class="n">facility</span><span class="w"> </span><span class="p">-&gt;</span><span class="w"> </span><span class="n">unit</span><span class="w"></span>
  78 <span class="w">   </span><span class="k">end</span><span class="w"></span>
  79 </pre></div></div></div>
  80 <div class="paragraph"><p><span class="monospaced">MLton.Syslog</span> is a complete interface to the system logging
  81 facilities.  See <span class="monospaced">man 3 syslog</span> for more details.</p></div>
  82 <div class="ulist"><ul>
  83 <li>
  84 <p>
  85 <span class="monospaced">closelog ()</span>
  86 </p>
  87 <div class="paragraph"><p>closes the connection to the system logger.</p></div>
  88 </li>
  89 <li>
  90 <p>
  91 <span class="monospaced">log (l, s)</span>
  92 </p>
  93 <div class="paragraph"><p>logs message <span class="monospaced">s</span> at a loglevel <span class="monospaced">l</span>.</p></div>
  94 </li>
  95 <li>
  96 <p>
  97 <span class="monospaced">openlog (name, flags, facility)</span>
  98 </p>
  99 <div class="paragraph"><p>opens a connection to the system logger. <span class="monospaced">name</span> will be prefixed to
 100 each message, and is typically set to the program name.</p></div>
 101 </li>
 102 </ul></div>
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