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Re: Support PIE on Solaris 12
- From: Rainer Orth <ro at CeBiTec dot Uni-Bielefeld dot DE>
- To: "H.J. Lu" <hjl dot tools at gmail dot com>
- Cc: Binutils <binutils at sourceware dot org>
- Date: Wed, 02 Sep 2015 13:38:30 +0200
- Subject: Re: Support PIE on Solaris 12
- Authentication-results: sourceware.org; auth=none
- References: <yddd1yb7fgm dot fsf at lokon dot CeBiTec dot Uni-Bielefeld dot DE> <CAMe9rOr8Y059NZ2D2uP2TLwyipzBrWDrNRtTDP7eqnYZKQdi7A at mail dot gmail dot com> <ydd1teijqjb dot fsf at lokon dot CeBiTec dot Uni-Bielefeld dot DE> <CAMe9rOrHK7vmy43j4+eoFjB4e_N89f_3oZXGTTAdGoLTOomTgA at mail dot gmail dot com> <ydd4mjdgpho dot fsf at lokon dot CeBiTec dot Uni-Bielefeld dot DE> <CAMe9rOobyNz1sdyuzvzT+4MFZ2fJUV3=2_HEKOdvmv7q=wRkVQ at mail dot gmail dot com>
"H.J. Lu" <hjl.tools@gmail.com> writes:
>> 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.
>
> Should we set DF_1_PIE for Linux?
That's nothing I can decide ;-) It's mostly informational on Solaris,
so I guess there's no harm doing it on Linux, too.
Rainer
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Rainer Orth, Center for Biotechnology, Bielefeld University