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Marc Alexander Lehmann 14 years ago
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  1. 9
      ev.html

9
ev.html

@ -6,7 +6,7 @@
<meta name="description" content="Pod documentation for libev" />
<meta name="inputfile" content="&lt;standard input&gt;" />
<meta name="outputfile" content="&lt;standard output&gt;" />
<meta name="created" content="Mon Nov 12 10:01:12 2007" />
<meta name="created" content="Mon Nov 12 10:02:16 2007" />
<meta name="generator" content="Pod::Xhtml 1.57" />
<link rel="stylesheet" href="http://res.tst.eu/pod.css"/></head>
<body>
@ -588,11 +588,12 @@ ev_tstamp now)</code>, e.g.:</p>
will usually be called just before the callback will be triggered, but
might be called at other times, too.</p>
<p>NOTE: <i>This callback must always return a time that is later than the
passed <code>now</code> value</i>. Not even <code>now</code> itself will do, it must be larger.</p>
passed <code>now</code> value</i>. Not even <code>now</code> itself will do, it <i>must</i> be larger.</p>
<p>This can be used to create very complex timers, such as a timer that
triggers on each midnight, local time. To do this, you would calculate the
next midnight after <code>now</code> and return the timestamp value for this. How you do this
is, again, up to you (but it is not trivial).</p>
next midnight after <code>now</code> and return the timestamp value for this. How
you do this is, again, up to you (but it is not trivial, which is the main
reason I omitted it as an example).</p>
</dd>
</dl>
</p>

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