From: Luca Barbato <lu_zero@gentoo.org>
To: gentoo-soc@lists.gentoo.org
Subject: Re: [gentoo-soc] Gentoo on Android, Summary for 2013.6.28-7.1
Date: Mon, 01 Jul 2013 16:59:38 +0200 [thread overview]
Message-ID: <51D1995A.8050707@gentoo.org> (raw)
In-Reply-To: <87mwq6mj4v.fsf@proton.in.awa.tohoku.ac.jp>
On 07/01/2013 04:48 PM, heroxbd wrote:
> Dear Guys and Gals,
>
> Gentoo on Android is about running Gentoo natively in a directory prefix
> on Android devices[1] in parallel with native Android, mentored by Luca.
>
> Progress report for the past 3 days,
>
> 1. gcc specs hack is not that interesting as it first looks.
> - parsing or generating specs script is no fun.
> The best parser/generator is gcc itself
> - appending simple specs (suches -dynamic-linker=/xx/xx.so) feel
> not clever, appending --with-spec to configure either.
>
> Therefore, I decide not to use specs hack as the main building
> block. At the same time, it can be handy to do manual tuning
> with it.
That must be reconsidered later to understand what's the problem and if
upstream can help on that.
> Relying on binutils wrapper is no good either. The solution
> finally falls on a mixed one between sysroot and native paths
> methods (ref. table in [2]). Where I make use of eprefixify of
> prefix.eclass to modify location of dynamic linker for *run
> time* and sysroot for *compile time*.
It isn't perfect, but as long it gives result I can live with that.
> 2. Prefix/libc armhf works rock solid. It is now being "emerge -e
> @world" with the help of many distcc cross compilers. I have to
> leave my cell phone home for a constant power supply and
> ethernet connection (yes! USB ethernet adapter) though.
Make sure it is near a heatsink (AC or such).
> The bug is related to VDSO. A full description of the problem is
> on stackoverflow[3]. I'd be very appreciated for any hints.
uclibc or musl might or might not help?
lu
next prev parent reply other threads:[~2013-07-01 14:59 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-01 14:48 [gentoo-soc] Gentoo on Android, Summary for 2013.6.28-7.1 heroxbd
2013-07-01 14:59 ` Luca Barbato [this message]
2013-07-01 15:18 ` heroxbd
2013-07-01 15:27 ` Luca Barbato
2013-07-22 7:19 ` Benda Xu
2013-07-22 12:01 ` Luca Barbato
2013-07-22 12:24 ` heroxbd
2013-07-22 12:32 ` Luca Barbato
2013-08-18 12:16 ` heroxbd
2013-08-18 12:29 ` Luca Barbato
2013-08-18 13:17 ` heroxbd
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