Support PIE on Solaris 12

[Rainer Orth]

"H.J. Lu" <hjl.tools@gmail.com> writes:

> On Thu, Sep 10, 2015 at 4:40 AM, Rainer Orth
> <ro@cebitec.uni-bielefeld.de> wrote:
>> Alan Modra <amodra@gmail.com> writes:
>>
>>> On Wed, Sep 02, 2015 at 11:05:55AM +0200, Rainer Orth wrote:
>>>> 2015-08-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
>>>>
>>>>      ld:
>>>>      * emulparams/solaris2.sh (GENERATE_PIE_SCRIPT): Set to yes.
>>>>
>>>>      * emultempl/elf32.em (ld_${EMULATION_NAME}_emulation): Allow
>>>>      overriding gld${EMULATION_NAME}_handle_option.
>>>>      * emultempl/solaris2.em: Include ldlex.h.
>>>>      (gld${EMULATION_NAME}_handle_option): Declare.
>>>>      (elf_solaris2_handle_option): New function.
>>>>      (LDEMUL_HANDLE_OPTION): Uset it.
>>>>
>>>>      include/elf:
>>>>      * common.h (DF_1_STUB, DF_1_PIE): Define.
>>>>
>>>>      binutils:
>>>>      * readelf.c (process_dynamic_section): Handle DF_1_STUB, DF_1_PIE.
>>>
>>> OK.
>>
>> How should we proceed with this patch?  Keep setting DF_1_PIE
>> Solaris-specific as in the version above you've already approved or set
>> it everywhere as HJ suggested, using the ld part from
>>
>>         https://sourceware.org/ml/binutils/2015-09/msg00035.html
>>
>> instead.
>
> We have set bits in DT_FLAGS_1 which ld supports.  I don't see
> DF_1_PIE is special.

It's been more than a week since this mail: can I have either approval
or rejection for generically setting DF_1_PIE so I can install either
version of the patch?

Thanks.
        Rainer

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Rainer Orth, Center for Biotechnology, Bielefeld University