GNU bug report logs - #23743
24.5; Opening output file: invalid argument, .../foo-<-4-n.el

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Package: emacs;

Reported by: Drew Adams <drew.adams <at> oracle.com>

Date: Fri, 10 Jun 2016 17:37:02 UTC

Severity: minor

Tags: wontfix

Found in version 24.5

Done: Glenn Morris <rgm <at> gnu.org>

Bug is archived. No further changes may be made.

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From: Noam Postavsky <npostavs <at> users.sourceforge.net>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 23743 <at> debbugs.gnu.org, Drew Adams <drew.adams <at> oracle.com>
Subject: bug#23743: 24.5; Opening output file: invalid argument, .../foo-<-4-n.el
Date: Mon, 20 Jun 2016 23:15:07 -0400

On Fri, Jun 10, 2016 at 3:04 PM, Eli Zaretskii <eliz <at> gnu.org> wrote:
>> Date: Fri, 10 Jun 2016 10:35:54 -0700 (PDT)
>> From: Drew Adams <drew.adams <at> oracle.com>
>>
>> Apparently it doesn't like `<' in a file name?
>
> Yes, Windows doesn't allow that.
>
>> If so, and if that is "normal", then the user should get a much
>> better error message than this.
>
> That's the error that comes from the filesystem, Emacs doesn't know
> any better.

Right, cf https://support.microsoft.com/en-us/kb/177506

Is it worth blocking this sort of file name in read-file-name, or
should we just mark this wontfix?
This bug report was last modified 8 years and 253 days ago.

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