Re: port-amd64/57236 (Gude, 9.8, https://netbsd.org/docs/guide/en/chap-x.html#chap-x-xdm is wrong)

[Marek Kozlowski <m.kozlowski%mini.pw.edu.pl@localhost>]

The following reply was made to PR xsrc/57236; it has been noted by GNATS.

From: Marek Kozlowski <m.kozlowski%mini.pw.edu.pl@localhost>
To: <gnats-bugs%netbsd.org@localhost>
Cc: 
Subject: Re: port-amd64/57236 (Gude, 9.8,
 https://netbsd.org/docs/guide/en/chap-x.html#chap-x-xdm is wrong)
Date: Fri, 24 Feb 2023 18:26:53 +0100

 :-)
 
 I'd really appreciate if there was lightdm in future releases. xdm is a 
 bit, let's say... vintage...
 
 Best regards,
 Marek
 
 On 2/24/23 17:50, David H. Gutteridge wrote:
 > The following reply was made to PR xsrc/57236; it has been noted by GNATS.
 > 
 > From: "David H. Gutteridge" <david%gutteridge.ca@localhost>
 > To: gnats-bugs%netbsd.org@localhost
 > Cc:
 > Subject: Re: port-amd64/57236 (Gude, 9.8,
 >   https://netbsd.org/docs/guide/en/chap-x.html#chap-x-xdm is wrong)
 > Date: Fri, 24 Feb 2023 11:47:33 -0500
 > 
 >   On Thu, 2023-02-23 at 21:05 +0000, Marek Kozlowski wrote:
 >   > The following reply was made to PR xsrc/57236; it has been noted by
 >   > GNATS.
 >   >=20
 >   > From: Marek Kozlowski <m.kozlowski%mini.pw.edu.pl@localhost>
 >   > To: <gnats-bugs%netbsd.org@localhost>
 >   > Cc:=20
 >   > Subject: Re: port-amd64/57236 (Gude, 9.8,
 >   > =C2=A0https://netbsd.org/docs/guide/en/chap-x.html#chap-x-xdm=C2=A0is wro=
 >   ng)
 >   > Date: Thu, 23 Feb 2023 22:01:34 +0100
 >   >=20
 >   > =C2=A0:-)
 >   > =C2=A0
 >   > =C2=A0Thanks! It helped!
 >   > =C2=A0
 >   > =C2=A0Honestly I'm not quite sure if I know what the problem was and why =
 >   it
 >   > =C2=A0helped but now it's fine.
 >   
 >   The issue is basically that as we presently distribute xdm, it won't
 >   interoperate properly with some modern X applications, because the
 >   authorization mechanism it defaults to doesn't work. This was surprising
 >   to me as well (I don't use xdm or any other display manager), as the
 >   error messages aren't clear here about what's happening. I was able to
 >   reproduce this myself and test the configuration tweak.
 >   
 >   Other BSDs and Linux distros dealt with this years ago; e.g., FreeBSD
 >   changed the default in the configuration to be what I suggested, Debian
 >   changed xdm's compilation settings to fundamentally disable the xdm
 >   authorization method, etc. I feel NetBSD should do something of the sort
 >   as well, but that probably requires discussion among developers. So, for
 >   now, I've adjusted chapter 9.8 in the guide to add this detail.
 >   
 >   Thanks for using Xfce on NetBSD and for reporting this issue.
 >   
 >   Regards,
 >   
 >   Dave
 >   
 >