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Re: Racing condition leads to unstable exit code
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From: |
Chet Ramey |
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Subject: |
Re: Racing condition leads to unstable exit code |
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Date: |
Wed, 3 May 2017 10:40:24 -0400 |
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User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:52.0) Gecko/20100101 Thunderbird/52.0.1 |
On 5/2/17 9:07 PM, Luiz Angelo Daros de Luca wrote:
> Hi Chet,
>
> Is there any news on this? I noticed that Bash-4.4 patch 11 do touches
> something related to
> signals, subshell and command substitution but I still get the same
> behavior on 4.4.12(1)-release (x86_64-suse-linux-gnu)
>
> I came up with a smaller script for this bug.
>
> trap "sleep 2" USR1
> x=$(kill -USR1 $$; sleep 0.5; exit 2)
> echo "$BASHPID:err=$? (should be 2)" >&2
I get err=2 with the current devel branch source.
Chet
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU chet@case.edu http://cnswww.cns.cwru.edu/~chet/
- Re: Racing condition leads to unstable exit code, Luiz Angelo Daros de Luca, 2017/05/02
- Re: Racing condition leads to unstable exit code,
Chet Ramey <=
- Re: Racing condition leads to unstable exit code, Luiz Angelo Daros de Luca, 2017/05/03
- Re: Racing condition leads to unstable exit code, Eduardo Bustamante, 2017/05/03
- Re: Racing condition leads to unstable exit code, Chet Ramey, 2017/05/03
- Re: Racing condition leads to unstable exit code, Luiz Angelo Daros de Luca, 2017/05/03
- Re: Racing condition leads to unstable exit code, Chet Ramey, 2017/05/04
- Re: Racing condition leads to unstable exit code, Chet Ramey, 2017/05/05
- Re: Racing condition leads to unstable exit code, Luiz Angelo Daros de Luca, 2017/05/05