Garrett Wollman wrote:
> > I might be wrong in many ways, but...
>
> > is it then mandatory that you `reset' SIGCHLD to SIG_DFL ?
>
> Possibly. In the general case (as specified by standards), what
> happens to SIGCHLD if it was set to SIG_IGN before exec() is
> ill-defined. Some systems will inherit the SIG_IGN setting, which
> will then cause any executed program that depends on wait() working
> (e.g., shells) to fail.
>
> The new POSIX draft, at least, sanctions the automatic reset of
> SIGCHLD to SIG_DFL upon exec().
How does the "NOHUP" program continue to function in
light of this reset demand?
-- Terry
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