From: Arnd Bergmann <arnd@arndb.de>
To: linuxppc-embedded@ozlabs.org, bwarren@qstreams.com
Subject: Re: POSIX semaphores on ppc_6xx
Date: Sat, 21 Apr 2007 17:33:12 +0200 [thread overview]
Message-ID: <200704211733.13354.arnd@arndb.de> (raw)
In-Reply-To: <1177091726.3904.21.camel@saruman.qstreams.net>
On Friday 20 April 2007, Ben Warren wrote:
> The cross-compiled glibc that is included in ELDK 4.0 doesn't seem to
> have support for POSIX semaphores. =A0I get the following runtime errors:
>=20
> =A0 =A0sem_open: Function not implemented
>=20
> when trying to implement a named semaphore, and=20
>=20
> =A0 =A0sem_init: Function not implemented
>=20
> when trying to implement an unnamed semaphore.
>=20
> Does anybody know if POSIX semaphores have been ported to ppc_6xx, and
> if so, where I could find a binary copy?
This normally works in every modern glibc. Maybe you were using an
set of kernel headers that is too old. Make sure that you have
up-to-date version of both kernel and glibc and that you use the
kernel header files you get from 'make headers_install' in the kernel.
Arnd <><
next prev parent reply other threads:[~2007-04-21 15:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-04-20 17:55 POSIX semaphores on ppc_6xx Ben Warren
2007-04-21 15:33 ` Arnd Bergmann [this message]
2007-04-27 0:10 ` Ben Warren
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