Calling free() in signal handler -> hang

[Pat Kane]

On 3/27/07, Bernardo Innocenti <bernie at develer.com> wrote:
>
>
> Well, you can also call a bunch of safe lib functions as specified
> by POSIX (see the NOTES section of the signal(2) Linux manpage).


Hmmm, so the signal handler could open() the device driver(s)  and
read()/write()
some commands.     Or maybe it could write some data down a pipe that
causes some reset "thread" to get control.

Is POSIX conformance a requirement for X.org?
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