From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
To: buildroot@busybox.net
Subject: [Buildroot] [PATCH] quagga: disable PIE on ARC
Date: Fri, 10 Jul 2015 15:08:31 +0200 [thread overview]
Message-ID: <20150710150831.3ff095c8@free-electrons.com> (raw)
In-Reply-To: <559FB8AE.7020302@mind.be>
Dear Arnout Vandecappelle,
On Fri, 10 Jul 2015 14:21:02 +0200, Arnout Vandecappelle wrote:
> What I mean is that we patch gcc and only support the pie option if that magic
> environment variable is set.
>
> But looking at the source, that's not going to be easy since the whole command
> line parsing is abstracted in a way that makes it difficult to hack something
> like that.
>
> Perhaps another solution is that we disable -pie in the spec file, and pass an
> alternative spec file which does have pie support in U-Boot:
>
> UBOOT_MAKE_OPTS += \
> CC="$(TARGET_CC) -specs=path-to-specfile-with-pie"
In the end, this seems quite complicated. Not that many packages try to
build their executables as PIE, so maybe handling that on a per-package
basis is easier / less hacky.
Thomas
--
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
next prev parent reply other threads:[~2015-07-10 13:08 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-09 10:00 [Buildroot] [PATCH] quagga: disable PIE on ARC Alexey Brodkin
2015-07-09 20:14 ` Thomas Petazzoni
2015-07-09 21:30 ` Arnout Vandecappelle
2015-07-10 6:44 ` Thomas Petazzoni
2015-07-10 8:12 ` Alexey Brodkin
2015-07-10 10:08 ` Arnout Vandecappelle
2015-07-10 11:28 ` Alexey Brodkin
2015-07-10 12:21 ` Arnout Vandecappelle
2015-07-10 13:08 ` Thomas Petazzoni [this message]
2015-07-10 22:05 ` Arnout Vandecappelle
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