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Re: EXIT trap definition order
From: |
Grisha Levit |
Subject: |
Re: EXIT trap definition order |
Date: |
Mon, 20 Mar 2023 11:02:07 -0400 |
On Mon, Mar 20, 2023 at 10:57 AM Chet Ramey <chet.ramey@case.edu> wrote:
>
> On 3/17/23 1:28 PM, Grisha Levit wrote:
> > It seems that if a trap handler for a terminating signal resends its
> > own signal (after resetting the signal disposition), any configured
> > EXIT trap will be executed (as I think is expected), but only if an
> > EXIT trap had already been set prior to the the first instance of a
> > trap having been set for the terminating signal in question.
>
> If the shell is handling a terminating signal and receives another instance
> of that signal while doing so, it takes that as an indication to exit
> immediately.
Thanks, that makes sense. But then the first script should _not_ print
EXIT, right?
i.e. if both TERM and EXIT traps are defined, it shouldn't matter
which one happened to be defined first.