bug#18475: 24.4.50; Wdired: cannot use C-k to delete a dir name if -F switch used

[Stephen Berman <stephen.berman@gmx.net>]

On Sat, 27 Apr 2019 01:09:16 +0100 "Basil L. Contovounesios" <contovob@tcd.ie> wrote:

> Drew Adams <drew.adams@oracle.com> writes:
>
>> The `wdired-mode' doc string says: "If you delete the filename of a
>> file, it is flagged for deletion in the Dired buffer."  And (emacs)
>> `Wdired' says: "To mark a file for deletion, delete the entire file
>> name."
>>
>> And this applies to directory names also.
>>
>> No problem, except if you use `ls' switch `-F', which appends `/' to
>> directory names.  In that case, if you try to use `C-k' anywhere on the
>> dir name text, you get the error "Text is read only".
>>
>> (Yes, you can use other deletion keys besides `C-k' to delete the dir
>> name but not delete the `/'.  That looks weird and is not easily
>> guessable by users, but it works.  `C-k' should work also, as one would
>> expect.)
>>
>> In GNU Emacs 24.4.50.1 (i686-pc-mingw32)
>>  of 2014-08-15 on LEG570
>> Bzr revision: 117706 rgm@gnu.org-20140815043406-p5hbu97cbm7pulcn
>> Windowing system distributor `Microsoft Corp.', version 6.1.7601
>> Configured using:
>>  `configure --enable-checking 'CFLAGS=-O0 -g3' CPPFLAGS=-DGLYPH_DEBUG=1'
>
> I can still reproduce this on Emacs 26 and latest master.
>
> Stephen, any chance you could take a look at this given your recent work
> in the area?

Thanks for bringing this to my attention.  I've started looking at it
and have an idea I'll try to work out.

Steve Berman