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

[Eli Zaretskii <eliz@gnu.org>]

> From: Spencer Baugh <sbaugh@catern.com>
> Date: Fri, 10 Nov 2023 12:48:36 +0000 (UTC)
> Cc: Spencer Baugh <sbaugh@janestreet.com>, dmitry@gutov.dev,
> 	66993@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@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@earth (pid 1852838)" "Cannot resolve lock conflict in batch mode"))
>   signal(file-locked ("/home/sbaugh/file" "sbaugh@earth (pid 1852838)" "Cannot resolve lock conflict in batch mode"))
>   ask-user-about-lock("/home/sbaugh/file" "sbaugh@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@earth (pid 1852838), Cannot resolve lock conflict in batch mode

Thanks, installed on master, and closing the bug.