[OE-core] Specifying 32 bit dependency for 64 bit software

[Laszlo Papp]

On Tue, Nov 4, 2014 at 11:48 AM, Richard Purdie
<richard.purdie at linuxfoundation.org> wrote:
> On Mon, 2014-11-03 at 17:29 +0000, Laszlo Papp wrote:
>> we have a tool that we run during our make run, but this tool is
>> hard-coded for 32 bit. It depends on software like ncurses. I could
>> add ncurses-native in an ideal world; no problem.
>>
>> The problem is that my host environment is 64 bit currently and it is
>> not possible to migrate the whole environment to 32 bit. I am happy to
>> explain the details if needed, but I would love you to trust me about
>> that. =)
>>
>> So, is it possible to say more than just DEPENDS = ncurses-native,
>> something like DEPENDS = ncurses-native:x86 or something?
>
> How much of a 32 bit system do you have? Do you at least have a 32 bit
> capable compiler and C libraries?
>
> If so, you could use our general class extension mechanism
> (BBCLASSEXTEND) to allow 32 bit variants of the native recipes, e.g. a
> "native32" form.
>
> Alternatively, a more easier approach would be to build a target like
> buildtools-tarball with SDKMACHINE="i686" and then install that onto the
> system you're building on.

I am just back from my long vacation. I am sorry about not replying
earlier. OK, thank you so much; I will give the buildtools-tarball a
go.

Cheers, L.

>
> Cheers,
>
> Richard
>
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