Date: Mon, 3 Jan 2005 19:26:54 +0100 From: Michael Nottebrock <michaelnottebrock@gmx.net> To: Ulrich Spoerlein <q@uni.de> Cc: freebsd-ports@freebsd.org Subject: Re: PThread Issue: -pthread vs. -lpthread for a new port Message-ID: <200501031926.57723.michaelnottebrock@gmx.net> In-Reply-To: <200501031913.53106.michaelnottebrock@gmx.net> References: <20050103114221.GA897@galgenberg.net> <20050103175625.GC897@galgenberg.net> <200501031913.53106.michaelnottebrock@gmx.net>
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--nextPart1388541.RQp5A4K09c Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline On Monday, 3. January 2005 19:13, Michael Nottebrock wrote: > On Monday, 3. January 2005 18:56, Ulrich Spoerlein wrote: > > On Mon, 03.01.2005 at 16:36:36 +0100, Michael Nottebrock wrote: > > > > And running a ruby program requiring wxruby I get this error: > > > > /libexec/ld-elf.so.1: /usr/local/lib/libgthread-2.0.so.400: Undefin= ed > > > > symbol "pthread_getschedparam" > > > > > > This is expected: When shared libraries are linked with -pthread, the > > > linker only resolves the necessary symbols but does not emit a > > > DT_NEEDED symbol for the resulting shared library, it only does for > > > programs. > > > > > > Bottom line: Pthread symbols must always be resolved through the actu= al > > > program. Make sure the program that uses wxruby is linked with -pthre= ad > > > as well. > > > > wxruby.so get's loaded by ruby on demand. That is when using 'require > > wxruby'. I'm pretty sure we don't want to link pthread into ruby itself. > > There is no other choice. It's the same issue with perl and python (the > latter already has thread-support on by default for that reason). Looking at the ruby ports, this should actually be pretty easy to accomplis= h -=20 just depend on ruby18_r. =2D-=20 ,_, | Michael Nottebrock | lofi@freebsd.org (/^ ^\) | FreeBSD - The Power to Serve | http://www.freebsd.org \u/ | K Desktop Environment on FreeBSD | http://freebsd.kde.org --nextPart1388541.RQp5A4K09c Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.0 (FreeBSD) iD4DBQBB2Y5xXhc68WspdLARAmGRAJ93MxRR4fF3XTO3tuSYnknnUar04gCTBDGC pCmpZTr5LRx8b+YYepA4yQ== =VJkI -----END PGP SIGNATURE----- --nextPart1388541.RQp5A4K09c--
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