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Date:      Sun, 29 Apr 2012 13:25:45 -0400
From:      Alexander Kabaev <kabaev@gmail.com>
To:        Richard Yao <ryao@cs.stonybrook.edu>
Cc:        hackers@FreeBSD.org
Subject:   Re: Where do the elf32_obj_loadfile, elf32_loadfile, elf64_obj_loadfile and elf64_loadfile symbols live?
Message-ID:  <20120429132545.071d4cc6@kan.dyndns.org>
In-Reply-To: <4F9D6B72.50408@cs.stonybrook.edu>
References:  <4F9D6B72.50408@cs.stonybrook.edu>

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On Sun, 29 Apr 2012 12:25:22 -0400
Richard Yao <ryao@cs.stonybrook.edu> wrote:

> Dear Everyone,
>=20
> I tried compiling zfsloader from the FreeBSD 9.0-RELEASE tree on
> Gentoo Linux, but I encountered issues due to missing symbols:
>=20
> /var/tmp/portage/sys-boot/gptzfsloader-9.0/work/sys/boot/i386/zfsloader/.=
./libi386/libi386.a(elf32_freebsd.o):(.data+0x0):
> undefined reference to `elf32_obj_loadfile'
> /var/tmp/portage/sys-boot/gptzfsloader-9.0/work/sys/boot/i386/zfsloader/.=
./libi386/libi386.a(elf32_freebsd.o):(.data+0x8):
> undefined reference to `elf32_loadfile'
> /var/tmp/portage/sys-boot/gptzfsloader-9.0/work/sys/boot/i386/zfsloader/.=
./libi386/libi386.a(elf64_freebsd.o):(.data+0x0):
> undefined reference to `elf64_obj_loadfile'
> /var/tmp/portage/sys-boot/gptzfsloader-9.0/work/sys/boot/i386/zfsloader/.=
./libi386/libi386.a(elf64_freebsd.o):(.data+0x8):
> undefined reference to `elf64_loadfile'
>=20
> I searched the sources using grep, but I cannot find where the
> functions implementing those symbols are declared. Does anyone know
> where I can find them?
>=20
> Yours truly,
> Richard Yao
>=20

Hi,

please look at sys/elf_generic.c and macros it defines, namely=20
__elfN.=20

--=20
Alexander Kabaev

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