Groups > comp.os.linux.development.apps > #559

Re: pthred_con_timewait problem

Path	csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!us.feeder.erje.net!feeder.erje.net!eu.feeder.erje.net!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail
From	Rainer Weikusat <rweikusat@mssgmbh.com>
Newsgroups	comp.os.linux.development.apps
Subject	Re: pthred_con_timewait problem
Date	Tue, 29 Jan 2013 15:19:31 +0000
Lines	18
Message-ID	<87pq0o10fw.fsf@sapphire.mobileactivedefense.com> (permalink)
References	<InRNs.867$OE1.126@newsfe26.iad>
Mime-Version	1.0
Content-Type	text/plain; charset=us-ascii
X-Trace	individual.net uIRlcRxs9HnBRjX3wzUTQwxIY6I0td7AmatrwCJe0DSqc7EcKNfUS6sMr2AQhA7Xo=
Cancel-Lock	sha1:8WltYHWprHX2tmrc+tGsZxVxk0w= sha1:R9TMgYuIEBYYQMmAbJrW51DbiZc=
User-Agent	Gnus/5.11 (Gnus v5.11) Emacs/22.2 (gnu/linux)
Xref	csiph.com comp.os.linux.development.apps:559

Show key headers only | View raw

ephlodur <ephlodur@linuxmail.org> writes:

[...]

>         	_ret = pthread_cond_timedwait(&_event_id, &_m_mutex, &ts);
> 			unlock();
>
> but when ever I make that call it always return with EPERM

According to the UNIX(*) standard,

	[EPERM]
		The mutex type is PTHREAD_MUTEX_ERRORCHECK or the
		mutex is a robust mutex, and the current thread does
		not own the mutex.

This would mean that the thread invoking pthread_cond_timedwait didn't
lock the _m_mutex mutex.

Back to comp.os.linux.development.apps | Previous | Next — Previous in thread | Next in thread | Find similar

Thread

pthred_con_timewait problem ephlodur <ephlodur@linuxmail.org> - 2013-01-29 14:53 +0000
  Re: pthred_con_timewait problem Rainer Weikusat <rweikusat@mssgmbh.com> - 2013-01-29 15:19 +0000
    Re: pthred_con_timewait problem ephlodur <ephlodur@linuxmail.org> - 2013-01-29 15:28 +0000
      Re: pthred_con_timewait problem Sergei Organov <osv@javad.com> - 2013-01-29 19:58 +0400
        Re: pthred_con_timewait problem ephlodur <ephlodur@linuxmail.org> - 2013-01-29 17:30 +0000
          Re: pthred_con_timewait problem Sergei Organov <osv@javad.com> - 2013-01-29 22:44 +0400
            Re: pthred_con_timewait problem ephlodur <ephlodur@linuxmail.org> - 2013-01-30 11:28 +0000
  Re: pthred_con_timewait problem Richard Kettlewell <rjk@greenend.org.uk> - 2013-01-29 16:32 +0000

csiph-web