summaryrefslogtreecommitdiff
path: root/doc/seekablepipe.html
blob: 5ad76ed24503ff538235d4d9a5c411e7565c83ce (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
<html>
  <head>
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
    <meta http-equiv="Content-Language" content="en" />
    <title>s6-portable-utils: the seekablepipe program</title>
    <meta name="Description" content="s6-portable-utils: the seekablepipe program" />
    <meta name="Keywords" content="s6-portable-utils seekablepipe pipe seekablepipe-io" />
    <!-- <link rel="stylesheet" type="text/css" href="//skarnet.org/default.css" /> -->
  </head>
<body>

<p>
<a href="index.html">s6-portable-utils</a><br />
<a href="//skarnet.org/software/">Software</a><br />
<a href="//skarnet.org/">skarnet.org</a>
</p>

<h1> The <tt>seekablepipe</tt> program </h1>

<tt>seekablepipe</tt> turns the reading end of a pipe into a seekable
file descriptor, using a temporary file.

<h2> Interface </h2>

<pre>
     <em>writer</em> | seekablepipe <em>tmpfile</em> <em>reader</em> [ <em>args...</em> ]
</pre>

<p>
<tt>seekablepipe</tt> writes <em>writer</em>'s output to <em>tmpfile</em>,
which is unlinked as soon as it is created. Then it execs into
<em>reader</em>, reading from a file descriptor on <em>tmpfile</em>.
</p>

</body>
</html>