From: KOSAKI Motohiro <kosaki.motohiro@...>
Date: 2010-10-03T00:29:57+09:00
Subject: [ruby-core:32674] Re:

--001636498f31aba6de0491a3fbc4
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: quoted-printable

2010/10/1 Axel Reinhold <ruby@freakout.de>:
> Subject: ruby-1.9.2-p0 no more support for glibc-2.1.x - broken pthread
>
> Up to ruby-1.9.1-p430 i could compile/link/production on old
> glibc-2.1.x systems without problems (RedHat 6.2).
>
> ruby-1.9.2-p0 still compiles/link and works but no more 100%
> -> when i need threads i get:
>
> =A0"ruby engine can initialize only in the main thread"
>
> this is due changes in thread_pthread.c which has abandoned support
> for systems without pthread_getattr_np setting STACKADDR_AVAILABLE
> to 0 and raising the above message.
>
> For me this is a severe regression - can this be fixed please?
> I have some systems i cannot upgrade due to non-open source issues
> and i need to have up-to-date ruby/rails on these.
>
> Thanks for any help.

This is a regression since rr27789.

mame-san, can you please review an attached patch?

--001636498f31aba6de0491a3fbc4
Content-Type: application/octet-stream; 
	name="0001-fix-STACKADDR_AVAILABLE-0.patch"
Content-Disposition: attachment; 
	filename="0001-fix-STACKADDR_AVAILABLE-0.patch"
Content-Transfer-Encoding: base64
X-Attachment-Id: f_gesn07ve0
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--001636498f31aba6de0491a3fbc4--