<br><br><div><span class="gmail_quote">On 3/27/07, <b class="gmail_sendername">Bernardo Innocenti</b> <<a href="mailto:bernie@develer.com">bernie@develer.com</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
<br>Well, you can also call a bunch of safe lib functions as specified<br>by POSIX (see the NOTES section of the signal(2) Linux manpage).</blockquote><div><br>Hmmm, so the signal handler could open() the device driver(s) and read()/write()
<br>some commands. Or maybe it could write some data down a pipe that<br>causes some reset "thread" to get control.<br><br>Is POSIX conformance a requirement for <a href="http://X.org">X.org</a>?<br><br><br>
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