GNU bug report logs - #4463
vc-do-command return value when using 'async

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Package: emacs;

Reported by: Dan Nicolaescu <dann <at> ics.uci.edu>

Date: Thu, 17 Sep 2009 15:50:07 UTC

Severity: normal

Done: Juanma Barranquero <lekktu <at> gmail.com>

Bug is archived. No further changes may be made.

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Message #8 received at submit <at> emacsbugs.donarmstrong.com (full text, mbox):

From: Stefan Monnier <monnier <at> IRO.UMontreal.CA>
To: Dan Nicolaescu <dann <at> ics.uci.edu>
Cc: 4463 <at> debbugs.gnu.org, bug-gnu-emacs <bug-gnu-emacs <at> gnu.org>
Subject: Re: bug#4463: vc-do-command return value when using 'async
Date: Thu, 17 Sep 2009 14:05:45 -0400

> When passing 'async to vc-do-command there's no reliable way to
> determine the exit status for the command.

> When using (vc-do-command 'async BLAG) it is possible that by the time
> the next command is executed the process has finished and it's not
> possible to retrieve the process return value.

> The patch below change vc-do-command to return the process for the async
> case, that way the use has a handle to use in case the return value is
> needed.

If you've checked that returning a process object won't trip up any of
the callers, feel free to install the change.


        Stefan
This bug report was last modified 15 years and 277 days ago.

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