[OE-core] [PATCH 1/1] linux-libc-headers: set ALLOW_EMPTY

[Jian Liu]

On 2016年01月19日 19:37, Martin Jansa wrote:
> On Tue, Jan 19, 2016 at 11:12:18AM +0800, Jian Liu wrote:
>>
>> On 2016年01月16日 02:17, Richard Purdie wrote:
>>> On Thu, 2016-01-14 at 14:46 +0800, Jian Liu wrote:
>>>> If setting IMAGE_INSTALL += "linux-libc-headers", do_rootfs will
>>>> cause
>>>> error.
>>>>     ERROR: linux-libc-headers not found in the base feeds
>>>>
>>>> This is because that there is no linux-libc-headers.rpm generated.
>>> There is no point in generating an empty package just for the sake of
>>> it. Surely you just shouldn't put that in IMAGE_INSTALL?
>>>
>>> Cheers,
>>>
>>> Richard
>> Yes, I submit this patch just considering that someone who is not
>> familiar with yocto may be confused
>> by this behavior. There is linux-libc-headers bb file so IMAGE_INSTALL
>> += "linux-libc-headers" is taken for
>> granted.
>>
>> This is really not a bug and it is just a usage problem.
> And you're making it worse, by allowing such person to install
> completely useless empty package assuming that (s)he installed
> linux-libc-headers to the image.
>
> Error message is _much_ better than empty useless package.
I understand. Thanks a lot.

>
>>>> diff --git a/meta/recipes-kernel/linux-libc-headers/linux-libc
>>>> -headers.inc b/meta/recipes-kernel/linux-libc-headers/linux-libc
>>>> -headers.inc
>>>> index 2ba6ed5..403360b 100644
>>>> --- a/meta/recipes-kernel/linux-libc-headers/linux-libc-headers.inc
>>>> +++ b/meta/recipes-kernel/linux-libc-headers/linux-libc-headers.inc
>>>> @@ -76,3 +76,5 @@ RRECOMMENDS_${PN}-dbg = "${PN}-dev (=
>>>> ${EXTENDPKGV})"
>>>>    
>>>>    INHIBIT_DEFAULT_DEPS = "1"
>>>>    DEPENDS += "unifdef-native"
>>>> +
>>>> +ALLOW_EMPTY_${PN} = "1"
>> -- 
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