<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>mp:process-run-function</title><link rel="stylesheet" href="ecl.css" type="text/css"><meta name="generator" content="DocBook XSL Stylesheets V1.75.2"><link rel="home" href="index.html" title="The ECL manual"><link rel="up" href="ch19s02.html" title="4.2. MP Reference"><link rel="prev" href="re26.html" title="mp:process-preset"><link rel="next" href="re28.html" title="mp:with-lock"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><code class="function">mp:process-run-function</code></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re26.html">Prev</a> </td><th width="60%" align="center">4.2. MP Reference</th><td width="20%" align="right"> <a accesskey="n" href="re28.html">Next</a></td></tr></table><hr></div><div class="refentry" title="mp:process-run-function"><a name="ref.mp.process-run-function"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p><code class="function">mp:process-run-function</code> — Create a task and execute a function in it.</p></div><div class="refsynopsisdiv" title="Function"><h2>Function</h2><div class="funcsynopsis"><p><code class="funcdef">(mp:process-run-function</code> <var class="pdparam">name</var>) ⇒ <var class="pdparam">function</var>) ⇒ <var class="pdparam">&rest</var>) ⇒ <var class="pdparam">function-args</var>)</p></div><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><p><span class="term"><em class="replaceable"><code>name</code></em></span></p></td><td><p>A symbol to name the process. Processes can be
unnamed and names need not be unique.</p></td></tr><tr><td><p><span class="term"><em class="replaceable"><code>function</code></em></span></p></td><td><p>A function object, interpreted or compiled.</p></td></tr><tr><td><p><span class="term"><em class="replaceable"><code>function-args</code></em></span></p></td><td><p>One or more arguments which will be passed to the
function.</p></td></tr></tbody></table></div></div><div class="refsect1" title="Description"><a name="id661402"></a><h2>Description</h2><p>This function creates a new process using <a class="xref" href="re21.html" title="mp:make-process"><code class="function">mp:make-process</code></a>, associates a function to it and then
starts it using <a class="xref" href="re26.html" title="mp:process-preset"><code class="function">mp:process-preset</code></a>.</p></div><div class="refsect1" title="Example"><a name="id661424"></a><h2>Example</h2><p>As an example, the following code starts a background task that
outputs a list of numbers, one every second:</p><pre class="programlisting">
(flet ((count-numbers (end-number)
(dotimes (i end-number)
(format t "~%;;; Counting: ~i" i)
(terpri)
(sleep 1))))
(mp:process-run-function 'counter #'count-numbers 10))
</pre></div></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="re26.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ch19s02.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="re28.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><code class="function">mp:process-preset</code> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> <code class="function">mp:with-lock</code></td></tr></table></div></body></html>
