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<link title="Netsmtp" rel="Chapter" href="Netsmtp.html"><title>Ocamlnet 2 Reference Manual : Netchannels.output_command</title>
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<center><h1>Class <a href="type_Netchannels.output_command.html">Netchannels.output_command</a></h1></center>
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<pre><span class="keyword">class</span> <a name="TYPEoutput_command"></a>output_command : <code class="type">?onclose:unit -> unit -> string -> </code><code class="type"><a href="Netchannels.out_obj_channel.html">out_obj_channel</a></code></pre>Runs the command with <code class="code">/bin/sh</code>, and data written to the channel is
piped to stdin of the command.
<p>
The method <code class="code">pos_out</code> returns the number of written octets.
<p>
When <code class="code">close_out</code> is invoked, the subprocess is <code class="code">wait</code>ed for. If the
process exits with code 0, the method returns normally. Otherwise,
the exception <code class="code">Command_failure</code> is raised.
<p>
<br>
<div class="param_info"><code class="code">onclose</code> : this function is called when the <code class="code">close_out</code> method is
invoked, just after the underlying descriptor has been closed.</div>
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