Date: Wed, 23 Aug 2006 18:46:52 +0300 From: Kostik Belousov <kostikbel@gmail.com> To: Alexander Leidinger <Alexander@leidinger.net> Cc: Dag-Erling Sm??rgrav <des@des.no>, freebsd-current@freebsd.org, LI Xin <delphij@delphij.net>, Michael Bushkov <bushman@rsu.ru> Subject: Re: [HEADS UP]: OpenLDAP+nss_ldap+nss_modules separated patch and more (SoC) Message-ID: <20060823154652.GA84619@deviant.kiev.zoral.com.ua> In-Reply-To: <20060823172316.dh1k8h6940ogw8o8@netchild.homeip.net> References: <44E9582C.2010400@rsu.ru> <44EAA213.6010507@delphij.net> <002901c6c5ba$628b67d0$9800a8c0@carrera> <86hd0423zk.fsf@xps.des.no> <44EB302A.7010106@rsu.ru> <20060823121157.yawh6f8e844w4osc@netchild.homeip.net> <20060823103604.GB64800@deviant.kiev.zoral.com.ua> <20060823172316.dh1k8h6940ogw8o8@netchild.homeip.net>
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--XsQoSWH+UP9D9v3l Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Aug 23, 2006 at 05:23:16PM +0200, Alexander Leidinger wrote: > Quoting Kostik Belousov <kostikbel@gmail.com> (from Wed, 23 Aug 2006 =20 > 13:36:04 +0300): >=20 > >On Wed, Aug 23, 2006 at 12:11:57PM +0200, Alexander Leidinger wrote: >=20 > >>An idea which wasn't suggested yet is to install a renamed version (I > >>would suggest libbaseldap instead of libbsdldap or libldap_i, but I > >>don't really care about the name) and a link from the original name > >>(only the .so and .a, but not the .so.X) to the new name. This link > >>can be protected with a WITHOUT_LIBLDAP_LINK switch (or the other way > >>around... depending on what we want to achieve). This way it is > >>possible to link with the renamed lib in the base system, to use the > >>base system version of the lib in ports, and to use the lib from ports > >>if desired (a recompile of ports may be needed in the last case, yes). > > > >This will not work. bsdxml is used inside the system binaries. No binary > >links again expat and bsdxml simultaneously. Would such binary exists, > >it could experience problems. > > > >On the other hand, application using openldap from the ports has high=20 > >chance > >loading nss_ldap (e.g., due to nsswitch.conf). If nss_ldap linked against > >renamed library, this would cause the crash. >=20 > And this can't be solved with symbol versioning? Probably not. Default openldap build produces unversioned libraries. Application linked against such library would happily resolve symbols from the versioned lib. --XsQoSWH+UP9D9v3l Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (FreeBSD) iD8DBQFE7HhrC3+MBN1Mb4gRArRQAKDMz3YDO3TzdV0eaZr/rACgj6BZlACdE4vh auLwA3F0p6o/aMuL+ym9fpY= =o6zh -----END PGP SIGNATURE----- --XsQoSWH+UP9D9v3l--
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