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Re: [BUG] zsystem:34: flock: invalid timeout value: '0'

On Fri, 26 Jun 2020 at 16:16, Daniel Shahaf <d.s@xxxxxxxxxxxxxxxxxx> wrote:

> Sebastian Gniazdowski wrote on Thu, 25 Jun 2020 19:49 +0200:
> > Hi
> > I think that something happened to zsystem / flock, as the following
> > returns the above error under Cygwin:
> >
> > $ zsystem flock -t 0 -f FD -e /home/SG/.zsh_nr1
> > zsystem:34: flock: invalid timeout value: '0'
> >
> > Timeout of value 0 is an acceptable one - it means no waiting for the
> lock,
> > just try-to-lock and exit.
> You've neglected to identify the environment it works in

What do you mean? I don't have access to environment other than Cygwin and
I've written about the Cygwin-environment to narrow this report.

> the  environment number it doesn't work in

I've written what has to converge to the current HEAD.

> and the reason you didn't do
> a bisect as courtesy prescribes.
> In this case, system.c gets so few commits that a bisect is almost
> a formality.  The bug is likely to have been introduced by workers/45708.

I saw the subsecond timeout changes conversation/patch and assumed that
it's the cause, thus I've left the interested party to be alerted by the

> I recommend that you test the behaviour with and without that commit
> and reported the results.
> I further recommend that, if you have time, you also prepare a patch,
> or at least an expected-to-fail regression test (using the 'f' flag
> after the exit code).

I might prepare a patch, but I also think that the involved party might do
Sebastian Gniazdowski
IRC: https://kiwiirc.com/client/chat.freenode.net:+6697/#zinit
Blog: http://zdharma.org

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