Skip site navigation (1)Skip section navigation (2)
Date:      Tue, 20 Oct 2015 14:40:25 -0700
From:      Bryan Drewery <bdrewery@FreeBSD.org>
To:        John Baldwin <jhb@freebsd.org>, 'freebsd-arch' <freebsd-arch@freebsd.org>
Subject:   Re: Retiring in-tree GDB
Message-ID:  <5626B4C9.6020307@FreeBSD.org>
In-Reply-To: <5626B15C.4080408@FreeBSD.org>
References:  <2678091.es0AGJQ0Ou@ralph.baldwin.cx> <5626B15C.4080408@FreeBSD.org>

next in thread | previous in thread | raw e-mail | index | archive | help
This is an OpenPGP/MIME signed message (RFC 4880 and 3156)
--J151PFmtGTMKNXgkwHL9lssRdKV494mIJ
Content-Type: text/plain; charset=windows-1252
Content-Transfer-Encoding: quoted-printable

On 10/20/2015 2:25 PM, Bryan Drewery wrote:
> On 10/20/2015 1:36 PM, John Baldwin wrote:
>> However, I would like to propose that we retire the in-tree GDB for so=
me of
>> our platforms (namely x86) for 11.  In particular, I think we should d=
efault
>=20
> Disabling/removing gdb. Definitely. It is unusable in many cases and th=
e
> working gdb is just a 'pkg install' away.
>=20
>> to enabling lldb and disabling gdb for platforms that meet the followi=
ng
>=20
> Why should we include lldb in the base system? It is not needed to buil=
d
> or use the system and we can easily provide one from packages.
>=20
> Arguments about providing a default working system don't work here for
> me as we don't provide perl, python, valgrind, vim, emacs, X11, etc.  W=
e
> can provide lldb and gdb on the default DVD though.
>=20
> If we are actually going to "package base" in 11, we should not be
> adding new things into base that can easily live in ports. Yes, I know
> lldb is already there but I don't think it should be.
>=20
> Can the same be said for tools such as truss, ktrace or nvi? Sure. The
> discussion is really "what packages should be installed by default".
> The answer should be "what all, or most, users _need_" Do most users
> need a debugger? I don't think so.
>=20
>> criteria:
>>
>> 1) devel/gdb works including thread and kgdb support
>> 2) lldb works
>=20
>=20

Other things to consider is that this increases build time for a tool
that only developers need. Given it is not a drop-in replacement for
gdb, a tool that people have become accustomed to over several decades,
the bar for adding it into the base system should be higher.

--=20
Regards,
Bryan Drewery


--J151PFmtGTMKNXgkwHL9lssRdKV494mIJ
Content-Type: application/pgp-signature; name="signature.asc"
Content-Description: OpenPGP digital signature
Content-Disposition: attachment; filename="signature.asc"

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2

iQEcBAEBAgAGBQJWJrTJAAoJEDXXcbtuRpfPuekIAIZnQcGZj5TxGRMBlTn76eu6
1KyofZtHx4vMh6WhxxEGiJCryPlYAjuPmd7ABxnAOmlv6v56yaB1Mx/qN5rnMdDb
gV6TlvlhQlZv/tQQze7iwoE+p8jQe6MlbmSM02F0dbKk2D2JwRixrHQ7nCsDGDv7
LU7wfE+D8R1yMSFE21+kJQ3oP+3eDK70hqItu+PAcBORziCZ9DGjzn9xz3J3koJP
nnWtrkI9NtMT5/F3x7kZxAs+t1d1QAmdrNMhDjG3O+ZxdHN9RYgig8VkI5oGTx9C
DzQcd7lwEMS5g6IcTkU0MPJ5uHG4xLfJQUAYfF7IKBBwqNf/5rpU+Rc8maLjQ0E=
=hnlV
-----END PGP SIGNATURE-----

--J151PFmtGTMKNXgkwHL9lssRdKV494mIJ--



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?5626B4C9.6020307>