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    <title>luaposix 33.3.0 Reference</title>
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<h1>luaposix 33.3.0</h1>

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  <li><a href="../index.html">Index</a></li>
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<h2>Examples</h2>
<ul class="$(kind=='Topics' and '' or 'nowrap'">
  <li><a href="../examples/curses.lua.html">curses.lua</a></li>
  <li><a href="../examples/dir.lua.html">dir.lua</a></li>
  <li><a href="../examples/fork.lua.html">fork.lua</a></li>
  <li><a href="../examples/fork2.lua.html">fork2.lua</a></li>
  <li><a href="../examples/getopt.lua.html">getopt.lua</a></li>
  <li><a href="../examples/glob.lua.html">glob.lua</a></li>
  <li><a href="../examples/limit.lua.html">limit.lua</a></li>
  <li><a href="../examples/lock.lua.html">lock.lua</a></li>
  <li><strong>netlink-uevent.lua</strong></li>
  <li><a href="../examples/ping.lua.html">ping.lua</a></li>
  <li><a href="../examples/poll.lua.html">poll.lua</a></li>
  <li><a href="../examples/rt_sched.lua.html">rt_sched.lua</a></li>
  <li><a href="../examples/signal.lua.html">signal.lua</a></li>
  <li><a href="../examples/socket.lua.html">socket.lua</a></li>
  <li><a href="../examples/termios.lua.html">termios.lua</a></li>
  <li><a href="../examples/tree.lua.html">tree.lua</a></li>
</ul>
<h2>Modules</h2>
<ul class="$(kind=='Topics' and '' or 'nowrap'">
  <li><a href="../modules/posix.html">posix</a></li>
  <li><a href="../modules/posix.ctype.html">posix.ctype</a></li>
  <li><a href="../modules/posix.curses.html">posix.curses</a></li>
  <li><a href="../modules/posix.dirent.html">posix.dirent</a></li>
  <li><a href="../modules/posix.errno.html">posix.errno</a></li>
  <li><a href="../modules/posix.fcntl.html">posix.fcntl</a></li>
  <li><a href="../modules/posix.fnmatch.html">posix.fnmatch</a></li>
  <li><a href="../modules/posix.getopt.html">posix.getopt</a></li>
  <li><a href="../modules/posix.glob.html">posix.glob</a></li>
  <li><a href="../modules/posix.grp.html">posix.grp</a></li>
  <li><a href="../modules/posix.libgen.html">posix.libgen</a></li>
  <li><a href="../modules/posix.poll.html">posix.poll</a></li>
  <li><a href="../modules/posix.pwd.html">posix.pwd</a></li>
  <li><a href="../modules/posix.sched.html">posix.sched</a></li>
  <li><a href="../modules/posix.signal.html">posix.signal</a></li>
  <li><a href="../modules/posix.stdio.html">posix.stdio</a></li>
  <li><a href="../modules/posix.stdlib.html">posix.stdlib</a></li>
  <li><a href="../modules/posix.sys.msg.html">posix.sys.msg</a></li>
  <li><a href="../modules/posix.sys.resource.html">posix.sys.resource</a></li>
  <li><a href="../modules/posix.sys.socket.html">posix.sys.socket</a></li>
  <li><a href="../modules/posix.sys.stat.html">posix.sys.stat</a></li>
  <li><a href="../modules/posix.sys.statvfs.html">posix.sys.statvfs</a></li>
  <li><a href="../modules/posix.sys.time.html">posix.sys.time</a></li>
  <li><a href="../modules/posix.sys.times.html">posix.sys.times</a></li>
  <li><a href="../modules/posix.sys.utsname.html">posix.sys.utsname</a></li>
  <li><a href="../modules/posix.sys.wait.html">posix.sys.wait</a></li>
  <li><a href="../modules/posix.syslog.html">posix.syslog</a></li>
  <li><a href="../modules/posix.termio.html">posix.termio</a></li>
  <li><a href="../modules/posix.time.html">posix.time</a></li>
  <li><a href="../modules/posix.unistd.html">posix.unistd</a></li>
  <li><a href="../modules/posix.utime.html">posix.utime</a></li>
</ul>
<h2>Classes</h2>
<ul class="$(kind=='Topics' and '' or 'nowrap'">
  <li><a href="../classes/posix.curses.chstr.html">posix.curses.chstr</a></li>
  <li><a href="../classes/posix.curses.window.html">posix.curses.window</a></li>
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    <h2>netlink-uevent.lua</h2>
<pre>
p = <span class="global">require</span> <span class="string">"posix"</span>

<span class="keyword">if</span> p.AF_NETLINK ~= <span class="keyword">nil</span> <span class="keyword">then</span>
	<span class="keyword">local</span> fd, err = p.socket(p.AF_NETLINK, p.SOCK_DGRAM, p.NETLINK_KOBJECT_UEVENT)
	<span class="global">assert</span>(fd, err)

	<span class="keyword">local</span> ok, err = p.bind(fd, { family = p.AF_NETLINK, pid = p.getpid(<span class="string">"pid"</span>), groups = -<span class="number">1</span> })
	<span class="global">assert</span>(ok, err)

	<span class="keyword">while</span> <span class="keyword">true</span> <span class="keyword">do</span>
		<span class="keyword">local</span> data, err = p.recv(fd, <span class="number">16384</span>)
		<span class="global">assert</span>(data, err)
		<span class="keyword">for</span> k, v <span class="keyword">in</span> data:gmatch(<span class="string">"%z(%u+)=([^%z]+)"</span>) <span class="keyword">do</span>
			<span class="global">print</span>(k, v)
		<span class="keyword">end</span>
		<span class="global">print</span>(<span class="string">"\n"</span>)
	<span class="keyword">end</span>
<span class="keyword">end</span></pre>


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