Date: Tue, 13 Aug 2002 13:14:46 +0300 From: Maxim Sobolev <sobomax@FreeBSD.org> To: Daniel Eischen <eischen@pcnet1.pcnet.com> Cc: hackers@FreeBSD.ORG, audit@FreeBSD.ORG, Alexander Litvin <archer@whichever.org>, Andriy Gapon <agapon@excite.com> Subject: Re: Thread-safe resolver [patches for review] Message-ID: <3D58DC16.5AB834BF@FreeBSD.org> References: <Pine.GSO.4.10.10208120819110.20559-100000@pcnet1.pcnet.com>
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Daniel Eischen wrote: > > On Mon, 12 Aug 2002, Maxim Sobolev wrote: > > Folks, > > > > Attched please find two patches based on bin/29581 PR to make FreeBSD > > resolver thread-safe. They represent two approaches to reach this goal > > - the first is to introduce reentrant versions of the standard > > gethostbyXXX(3) APIs, similar to ones existing in other unices, and > > the second one is to make gethostbyXXX(3) returning data placed into > > per-thread storage when linked with libc_r. I like the latter approach > > more, since it doesn't introduce new non-standard APIs. > > > > I would like to hear any comments and suggestions on the proposed > > patches, as well as to opinions about which path to chose. > > Why do you need uthread_resolv.c? You should be able to thread > calls by checking __isthreaded. Just keep everything in libc. > If there are missing stubs for some pthread_* routines (I think > everything you need is in -current's libc), then add them. I did that, but I can't fugure out correct way to get _thread_run and _thread_initial symbols into libc from libc_r. Any ideas? -Maxim To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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