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From: Peter Stephenson <p.stephenson@samsung.com>
To: zsh-workers@zsh.org
Subject: Re: [BUG] exec + builtin and traps
Date: Tue, 12 Sep 2017 12:51:39 +0100	[thread overview]
Message-ID: <20170912125139.4f698399@pwslap01u.europe.root.pri> (raw)
In-Reply-To: <20170912114220.GB1794@zira.vinc17.org>

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


  reply	other threads:[~2017-09-12 11:51 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20170912101045epcas2p4cae7e7df78ef035900f9c6099dc054fb@epcas2p4.samsung.com>
2017-09-12 10:02 ` Vincent Lefevre
2017-09-12 10:19   ` Peter Stephenson
2017-09-12 10:39     ` Vincent Lefevre
2017-09-12 10:50       ` Peter Stephenson
2017-09-12 11:42         ` Vincent Lefevre
2017-09-12 11:51           ` Peter Stephenson [this message]
2017-09-12 12:02             ` Vincent Lefevre
2017-09-12 12:10               ` Peter Stephenson
2017-09-12 14:21                 ` trap, eval and wait (was: [BUG] exec + builtin and traps) Vincent Lefevre
2017-09-12 15:04                   ` Peter Stephenson
2017-09-13  9:55                     ` Peter Stephenson

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