> > But sometimes bad things happen. Sometime programs crash.
> But the pid
> > of the child process is stored and so when the program restarts, it
> > knows the pid of the child process of its previous
> instance. I need to
> > install a signal handler in the new program instance for
> the old child
> > process - to reparent it essentially. I presume there is a way of
> > doing this, but I'm quite new to process control and all that.
>> btw the most common idiom here would be to either (a) kill
> the subprocess and start a new one when the new parent
> starts, or (b) kill the subprocess from the parent's SIGTERM
> signal handler before it exits.
>> I think a bit more info is needed btw.
It's an audio app and the child process is the actual audio player
program. Killing it an restarting is a little messy. Hence the desire to
let it play out even though the process that spawned it has died.
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