From: Valentin Popa <valentin.popa@intel.com>
To: Khem Raj <raj.khem@gmail.com>, Saul Wold <sgw@linux.intel.com>
Cc: Patches and discussions about the oe-core layer
<openembedded-core@lists.openembedded.org>
Subject: Re: [PATCH] Set ac_cv_sizeof_ssize_t
Date: Fri, 14 Mar 2014 12:57:59 +0200 [thread overview]
Message-ID: <5322E0B7.7030107@intel.com> (raw)
In-Reply-To: <CAMKF1sp_HEF+er0z-S5DPgYKirmxGgP5m0vrsvZC9UuaYL-3-A@mail.gmail.com>
On 03/14/2014 12:10 PM, Khem Raj wrote:
> On Fri, Mar 14, 2014 at 12:40 AM, Saul Wold <sgw@linux.intel.com> wrote:
>> On 03/13/2014 04:28 AM, Valentin Popa wrote:
>>> Set ac_cv_sizeof_ssize_t for mips64;
>>> mips-common will not overwrite it.
>>>
>> This really needed a little more about "why" this change is needed.
>>
> ssize_t is a posix define which is architecture specific whose value
> is signed size_t, glibc/uclibc for mips64/n64 linux platform defines
> it to be equivalent of 'long' and long here is 8bytes because
> mips64/n64 follows LP64 model. In OpenEmbedded our default ABI for
> mips64 platforms is N64, having said that autoconf decides to poke at
> the platform for finding these kind of sizes which fails when you are
> doing cross compiling hence we have to cache it.
Thanks for the explanation Khem!
>
>> Sau!
>>
>>
>>> [YOCTO #5935]
>>>
>>> Signed-off-by: Valentin Popa <valentin.popa@intel.com>
>>> ---
>>> meta/site/mips64-linux | 1 +
>>> 1 file changed, 1 insertion(+)
>>>
>>> diff --git a/meta/site/mips64-linux b/meta/site/mips64-linux
>>> index 4449c96..ed0fbbe 100644
>>> --- a/meta/site/mips64-linux
>>> +++ b/meta/site/mips64-linux
>>> @@ -35,6 +35,7 @@
>>> glib_cv_use_pid_surrogate=${glib_cv_use_pid_surrogate=yes}
>>> ac_cv_alignof_guint32=4
>>> ac_cv_alignof_guint64=8
>>> ac_cv_alignof_unsigned_long=8
>>> +ac_cv_sizeof_ssize_t=8
>>>
>>> # libpcap
>>> ac_cv_linux_vers=${ac_cv_linux_vers=2}
>>>
>> --
>> _______________________________________________
>> Openembedded-core mailing list
>> Openembedded-core@lists.openembedded.org
>> http://lists.openembedded.org/mailman/listinfo/openembedded-core
prev parent reply other threads:[~2014-03-14 10:58 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-13 11:28 [PATCH] Set ac_cv_sizeof_ssize_t Valentin Popa
2014-03-14 7:40 ` Saul Wold
2014-03-14 9:11 ` Gary Thomas
2014-03-14 10:10 ` Khem Raj
2014-03-14 10:57 ` Valentin Popa [this message]
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