GNU bug report logs - #66993
[PATCH] project.el: avoid asking user about project-list-file lock

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From: help-debbugs <at> gnu.org (GNU bug Tracking System)
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: tracker <at> debbugs.gnu.org
Subject: bug#66993: closed ([PATCH] project.el: avoid asking user about
 project-list-file lock)
Date: Wed, 15 Nov 2023 16:08:04 +0000

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Your message dated Wed, 15 Nov 2023 15:38:20 +0200
with message-id <83r0krqgqb.fsf <at> gnu.org>
and subject line Re: bug#66993: [PATCH] project.el: avoid asking user about project-list-file lock
has caused the debbugs.gnu.org bug report #66993,
regarding [PATCH] project.el: avoid asking user about project-list-file lock
to be marked as done.

(If you believe you have received this mail in error, please contact
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From: Spencer Baugh <sbaugh <at> janestreet.com>
To: bug-gnu-emacs <at> gnu.org
Subject: [PATCH] project.el: avoid asking user about project-list-file lock
Date: Tue, 07 Nov 2023 16:28:04 -0500

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Tags: patch


This fixes a periodic issue that happens with multiple Emacs instances
and project.el.

Maybe this isn't the right way to change the behavior of
ask-user-about-lock though; possibly we should add some new defcustom to
customize it.  Happy to do that if that's preferred.


In GNU Emacs 29.1.50 (build 15, x86_64-pc-linux-gnu, X toolkit, cairo
 version 1.15.12, Xaw scroll bars) of 2023-10-25 built on
 igm-qws-u22796a
Repository revision: 5cbca757f620c7b4ca31776711a247b8f266c36e
Repository branch: emacs-29
Windowing system distributor 'The X.Org Foundation', version 11.0.12011000
System Description: Rocky Linux 8.8 (Green Obsidian)

Configured using:
 'configure --config-cache --with-x-toolkit=lucid
 --with-gif=ifavailable'

[0001-project.el-avoid-asking-user-about-project-list-file.patch (text/patch, attachment)]

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Spencer Baugh <sbaugh <at> catern.com>
Cc: sbaugh <at> janestreet.com, 66993-done <at> debbugs.gnu.org, dmitry <at> gutov.dev
Subject: Re: bug#66993: [PATCH] project.el: avoid asking user about
 project-list-file lock
Date: Wed, 15 Nov 2023 15:38:20 +0200

> From: Spencer Baugh <sbaugh <at> catern.com>
> Date: Fri, 10 Nov 2023 12:48:36 +0000 (UTC)
> Cc: Spencer Baugh <sbaugh <at> janestreet.com>, dmitry <at> gutov.dev,
> 	66993 <at> debbugs.gnu.org
> 
> > Thanks, that's what I thought: this loses information.  The "Cannot
> > resolve lock conflict in batch mode" part is important, since it
> > explains the "file-locked" part.  So please include the missing text
> > in the list passed to 'signal' as its DATA argument, so as not to lose
> > this explanation.
> 
> OK, how about this?  Which makes Emacs print:
> 
> Error: file-locked ("/home/sbaugh/file" "sbaugh <at> earth (pid 1852838)" "Cannot resolve lock conflict in batch mode")
>   mapbacktrace(#f(compiled-function (evald func args flags) #<bytecode -0x1f22147a251783b>))
>   debug-early-backtrace()
>   debug-early(error (file-locked "/home/sbaugh/file" "sbaugh <at> earth (pid 1852838)" "Cannot resolve lock conflict in batch mode"))
>   signal(file-locked ("/home/sbaugh/file" "sbaugh <at> earth (pid 1852838)" "Cannot resolve lock conflict in batch mode"))
>   ask-user-about-lock("/home/sbaugh/file" "sbaugh <at> earth (pid 1852838)")
>   write-region("foo" nil "~/file")
>   eval((write-region "foo" nil "~/file") t)
>   command-line-1(("--eval" "(write-region \"foo\" nil \"~/file\")"))
>   command-line()
>   normal-top-level()
> /home/sbaugh/file: sbaugh <at> earth (pid 1852838), Cannot resolve lock conflict in batch mode

Thanks, installed on master, and closing the bug.

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