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Date: Tue, 12 Sep 2017 12:51:39 +0100
From: Peter Stephenson <p.stephenson@samsung.com>
To: zsh-workers@zsh.org
Subject: Re: [BUG] exec + builtin and traps
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On Tue, 12 Sep 2017 13:42:20 +0200
Vincent Lefevre <vincent@vinc17.net> wrote:
> BTW, the way zsh handles "eval" is still strange:
> 
> ----------------------------------------
> trap 'echo foo' USR1
> ( sleep 1; kill -USR1 $$; ) &
> eval "wait && echo bar"
> echo OK
> ----------------------------------------
> 
> outputs
> 
> foo
> bar
> OK

That'll be another effect of NO_ASYNC_TRAPS --- the list being executed
is what's in quotes, and it's after that that the trap gets run.  I
don't think NO_ASYNC_TRAPS behaviour is standardised.

pws