Re: Re: Really odd PHP problem
| From: | Joe Orton | Date: | Wed, 08 Sep 2004 11:26:56 +0000 |
| Subject: | Re: Re: Really odd PHP problem | ||
| References: | 1 2 3 4 5 6 7 8 9 10 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-12647@lists.php.net to get a copy of this message | ||
On Wed, Sep 08, 2004 at 01:05:37PM +0200, Derick Rethans wrote:
> On Wed, 8 Sep 2004, Joe Orton wrote:
>
> > > Didn't Joe mean that it's wrong on Linux/x86_64 or am I misinterpreting his
> > > email?
> >
> > Yup I did mean that. Linux/x86_64 is an example of a platform where you
> > cannot put non-PIC code into a shared object. libtool does honour
> > -prefer-non-pic on this platform, and hence will create broken shared
> > objects. Therefore I would presume that -prefer-non-pic is not safe to
> > use by default in the hope that libtool will prevent you shooting
> > yourself in the foot.
>
> Why can't we simply see this as a libtool bug?
If -prefer-non-pic flag is documented in libtool to mean "only build
non-PIC code on platforms where it is safe to link such code into shared
objects", then that would be reasonable, but I don't think that is the
case.
Regardless, doing this is safely just requires a case $host in i?86-*)
whitelist, I guess.
joe