From owner-freebsd-hackers@freebsd.org Fri Nov 22 08:47:04 2019 Return-Path: Delivered-To: freebsd-hackers@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id B81EC1B1EAF for ; Fri, 22 Nov 2019 08:47:04 +0000 (UTC) (envelope-from peter@rulingia.com) Received: from vtr.rulingia.com (vtr.rulingia.com [IPv6:2001:19f0:5801:ebe:5400:1ff:fe53:30fd]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "vtr.rulingia.com", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 47K95z0rLhz4WRT; Fri, 22 Nov 2019 08:47:02 +0000 (UTC) (envelope-from peter@rulingia.com) Received: from server.rulingia.com (ppp239-208.static.internode.on.net [59.167.239.208]) by vtr.rulingia.com (8.15.2/8.15.2) with ESMTPS id xAM8kkSM035797 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 22 Nov 2019 19:46:52 +1100 (AEDT) (envelope-from peter@rulingia.com) X-Bogosity: Ham, spamicity=0.000000 Received: from server.rulingia.com (localhost.rulingia.com [127.0.0.1]) by server.rulingia.com (8.15.2/8.15.2) with ESMTPS id xAM8kfru032322 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Fri, 22 Nov 2019 19:46:41 +1100 (AEDT) (envelope-from peter@server.rulingia.com) Received: (from peter@localhost) by server.rulingia.com (8.15.2/8.15.2/Submit) id xAM8kfXZ032321; Fri, 22 Nov 2019 19:46:41 +1100 (AEDT) (envelope-from peter) Date: Fri, 22 Nov 2019 19:46:41 +1100 From: Peter Jeremy To: Gleb Popov Cc: freebsd-hackers Subject: Re: Linking Linux library to FreeBSD program. Message-ID: <20191122084641.GH74610@server.rulingia.com> References: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="rqzD5py0kzyFAOWN" Content-Disposition: inline In-Reply-To: X-PGP-Key: http://www.rulingia.com/keys/peter.pgp User-Agent: Mutt/1.12.2 (2019-09-21) X-Rspamd-Queue-Id: 47K95z0rLhz4WRT X-Spamd-Bar: ------- Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=pass (mx1.freebsd.org: domain of peter@rulingia.com designates 2001:19f0:5801:ebe:5400:1ff:fe53:30fd as permitted sender) smtp.mailfrom=peter@rulingia.com X-Spamd-Result: default: False [-7.62 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; FROM_HAS_DN(0.00)[]; R_SPF_ALLOW(-0.20)[+mx]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_GOOD(-0.20)[multipart/signed,text/plain]; DMARC_NA(0.00)[rulingia.com]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; RCVD_COUNT_THREE(0.00)[3]; IP_SCORE(-3.22)[ip: (-9.54), ipnet: 2001:19f0:5800::/38(-4.81), asn: 20473(-1.70), country: US(-0.05)]; TO_DN_ALL(0.00)[]; RCPT_COUNT_TWO(0.00)[2]; SIGNED_PGP(-2.00)[]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; ASN(0.00)[asn:20473, ipnet:2001:19f0:5800::/38, country:US]; RCVD_TLS_ALL(0.00)[] X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 22 Nov 2019 08:47:04 -0000 --rqzD5py0kzyFAOWN Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On 2019-Nov-22 11:36:52 +0400, Gleb Popov wrote: >In my quest for CUDA on FreeBSD I managed to compile a simple CUDA program >using native clang. However, it required linking to libcudart.so from Linux >CUDA distribution. > >As you can guess, running this binary results in a segfault - a.out being a >FreeBSD binary tries to load libcudart.so Linux library, which in turn >pulls Linux libc.so. In the distant past, there was a www/linuxpluginwrapper port that supported this (I used it with print/pips-scx3500_3600s to print to an Epson inkjet print using a Linux blob). Unfortunately, www/linuxpluginwrapper didn't support ELF symbol versioning and was "replaced" with www/nspluginwrapper, which dropped all the required functionality. https://lists.freebsd.org/pipermail/freebsd-ports/2008-June/048827.html describes my last efforts to get that approach to work. I don't know if that's of any use to your efforts. --=20 Peter Jeremy --rqzD5py0kzyFAOWN Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQKTBAEBCgB9FiEE7rKYbDBnHnTmXCJ+FqWXoOSiCzQFAl3XoGtfFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldEVF QjI5ODZDMzA2NzFFNzRFNjVDMjI3RTE2QTU5N0EwRTRBMjBCMzQACgkQFqWXoOSi CzRL6xAAkzDqTI9I3pc5ztyOI6pONIKY169U3Q0VsPt5rMmkPlCc+jTw+MvXvAew wd+EpZLR4Qbxesk33wv2AwcsrjYqzCquXdWINI55Jt0cD92iWGAD440IKpAOmo0x NaAVAWvpoMDP22aoI/1JcdlbSA9mDpByNorDxsAOiIhD8r90FJ/HSl9fcpmiBEJE j2NA+CK3PgtaPwv4rkR9vBkewbwuNIVwgtJ+3CSbvHzLeARJZMv1dYlP4UMUFLPr RKxNSyk+mwHSdCPU1Ga1K5f116QBka8C2BQbsG1/hVyvXzqecnCunejE4GXiIdB0 Sg5QvpGeYSbGpEeKh8RgdJOrjPKgc1HecvbTjlLOTJgItfDTueD6d9q6ttkPfdOO 63shhrrexrgrEE3N5pmCmOiXJTHBmHEGbK6oiHlwQvZ69XSdiQC8nFJj//MmEwtb qEONOYifHpMw8U0+0fup14REb+q5x7uOKjeFu3xxiO0sZ3ik+arAPK0SvVrSUQgU n/6bSzCCEJD268zVVlJt7Oyju6S9FRg8ds6eiuJztWYCYEjrfK5JkuO8jN1Ebfuv 12bEiKcgEnDEfVfUuHMDRvfCZQ5WayCtPNLL8PTRyqbOuZln8i3ZVWmWFXHu5qV8 aaPJe5Q5S5JojN+Synw3DEfijD1A3oFkhB0ncpx6TbRIdOQklt0= =Fl4h -----END PGP SIGNATURE----- --rqzD5py0kzyFAOWN--