[CVS] pidfile support
carson at taltos.org
Tue Dec 17 19:50:15 EST 2002
--On Tuesday, December 17, 2002 1:12 PM -0200 Henrique de Moraes Holschuh
<hmh at debian.org> wrote:
> [A] 1. stat pidfile
> 2. file exists?
> 2a (yes) - read pid from file, kill(pid,0) it
> 2a1 - kill says process exists? fail to start if so
No no no. You must check and see if the PID that exists is sane - e.g. has
the correct process name. Otherwise, you can get into a situation where you
never restart at reboot, if some other process has that PID.
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