This is the mail archive of the gcc@gcc.gnu.org mailing list for the GCC project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]
Other format:	[Raw text]

Re: [PLUGIN] dlopen and RTLD_NOW

From: Jakub Jelinek <jakub at redhat dot com>
To: Andrew Pinski <pinskia at gmail dot com>
Cc: Richard Guenther <richard dot guenther at gmail dot com>, Romain Geissler <romain dot geissler at gmail dot com>, gcc at gcc dot gnu dot org
Date: Mon, 5 Sep 2011 19:46:56 +0200
Subject: Re: [PLUGIN] dlopen and RTLD_NOW
References: <CAF+LTeddhPLYLvYaLM=X3N4F_0UMrk_nTGP=zdZimY_aVUUK7g@mail.gmail.com> <CAFiYyc2mGURPMfskEm_n0JtWk60HWCg8v-x=xGVGb04ZJXB65g@mail.gmail.com> <20110905081004.GK27949@sunsite.ms.mff.cuni.cz> <CA+=Sn1=-ENFhAODGNMKkrRg1BXReWBfC2X3VwBC-mgQ04BtJRg@mail.gmail.com>
Reply-to: Jakub Jelinek <jakub at redhat dot com>

On Mon, Sep 05, 2011 at 10:22:10AM -0700, Andrew Pinski wrote:
> On Mon, Sep 5, 2011 at 1:10 AM, Jakub Jelinek <jakub@redhat.com> wrote:
> > That said, relying on lazy binding is terribly bad design.
> 
> In fact I was going to say why can't those symbols be marked as weak
> in your plugin?  You don't even need to change the GCC headers, just
> have an extra header that does:
> #pargma weak

s/pargma/pragma/.  Yeah, making them weak will work just fine, independently
on whether it is RTLD_NOW or not, or, when program is directly linked
against it, with LD_BIND_NOW=1 or not.

	Jakub

Follow-Ups:
- Re: [PLUGIN] dlopen and RTLD_NOW
  - From: Romain Geissler

References:
- [PLUGIN] dlopen and RTLD_NOW
  - From: Romain Geissler
- Re: [PLUGIN] dlopen and RTLD_NOW
  - From: Richard Guenther
- Re: [PLUGIN] dlopen and RTLD_NOW
  - From: Jakub Jelinek
- Re: [PLUGIN] dlopen and RTLD_NOW
  - From: Andrew Pinski

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]