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Date: Thu, 31 Jul 2014 08:55:23 -0500
From: Mark Hatle <mark.hatle@windriver.com>
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Subject: Re: [PATCH 2/2] local.conf.sample.extended: update for preferred ABI
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On 7/31/14, 8:45 AM, Richard Purdie wrote:
> On Thu, 2014-07-31 at 16:18 +0800, Robert Yang wrote:
>>
>> On 07/31/2014 04:15 PM, Robert Yang wrote:
>>> [YOCTO #4073]
>>>
>>> Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
>>> ---
>>>    meta/conf/local.conf.sample.extended |   15 +++++++++++++++
>>>    1 file changed, 15 insertions(+)
>>>
>>> diff --git a/meta/conf/local.conf.sample.extended b/meta/conf/local.conf.sample.extended
>>> index 89b80a6..8ad7b6f 100644
>>> --- a/meta/conf/local.conf.sample.extended
>>> +++ b/meta/conf/local.conf.sample.extended
>>> @@ -145,6 +145,13 @@
>>>    #MULTILIBS = "multilib:lib32"
>>>    #DEFAULTTUNE_virtclass-multilib-lib32 = "x86"
>>>
>>> +# Set RPM_PREFER_COLOR to configure preferred ABI when using rpm packaging
>>> +# backend to generate a rootfs, choices are:
>>> +# 1: ELF32 wins
>>> +# 2: ELF64 wins
>>> +# 3: ELF64 N32 wins (for mips64 or mips64el only)
>>> +#RPM_PREFER_COLOR ?= "2"
>>> +
>
> Is x86 x32 also color 3?

x32 support was never implemented.  RPM has no unique identification for x32 
binaries at this time.  They're treated as ELF64 if I remember correctly.

If implemented, I would expect it to piggy back on '3' as well.

--Mark

> Cheers,
>
> Richard
>