GNU bug report logs - #65308
(find-file) botches buffer-file-name in -batch mode

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Message #13 received at 65308 <at> debbugs.gnu.org (full text, mbox):

From: Konstantin Kharlamov <Hi-Angel <at> yandex.ru>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 65308 <at> debbugs.gnu.org
Subject: Re: bug#65308: (find-file) botches buffer-file-name in -batch mode
Date: Tue, 15 Aug 2023 15:17:00 +0300

On Tue, 2023-08-15 at 15:03 +0300, Eli Zaretskii wrote:
> tags 65308 notabug
> thanks
> 
> > From: Konstantin Kharlamov <Hi-Angel <at> yandex.ru>
> > Date: Tue, 15 Aug 2023 14:25:16 +0300
> > 
> >         $ mkdir dir && touch dir/1 dir/2
> >         $ emacs -batch --eval '(progn (dolist (file command-line-
> > args-left) (find-file file) (print buffer-file-name))))' dir/1
> > dir/2                                    
> > 
> >         "/tmp/dir/1"
> > 
> >         "/tmp/dir/dir/2"
> > 
> > ## Expected
> > 
> > Second print would say `/tmp/dir/2`
> > 
> > ## Actual
> > 
> > Second print refers to non-existing `/tmp/dir/dir/2`.
> 
> IMO, this is the expected behavior: relative file names are
> interpreted relative to the current buffer's default-directory. 
> After
> the first find-file, the current buffer visits the file "/tmp/dir/1",
> whose default-directory is "/tmp/dir/".
> 
> There's no bug here.  To get what you want, run the command-line
> arguments through expand-file-name _before_ calling find-file.

Oh, okay, thank you, I see. I settled with calling a `(kill-buffer)`
after `(save-buffer)`, which I guess works because each time the buffer
is killed we get back to the *scratch* buffer that has the original
"current directory".

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