crosstool-ng with mingw

[Chih-Min Chao]

On Fri, Jan 7, 2011 at 6:07 PM, Yann E. MORIN
<yann.morin.1998@anciens.enib.fr> wrote:
> Chih-Min, All,
>
> On Friday 07 January 2011 104255 Chih-Min Chao wrote:
>> I need to run my cross-toolchain on windows host to generate code on
>> arm-linux-gnueabi target. I see there is a option
>
> So you have:
> - a Linux box where you want to _build_ the toolchain
> - a windows box on which you want to _run_ the toolchain
> - an ARM box which you want to _generate_ code for
>
> Right?

Yes.
>
> If so, then this is called a "canadian-cross" compiler.
>
>> Operating system -> Target OS ->mingw32
>
> What this means is that the toolchain will _generate_ code to run under
> mingw32, hence the title of the choice: "_Target_ OS", target being your
> ARM box in your case, and as you want to run Linux on that box, you do not
> want to set it to 'mingw32', but you want to set it to 'linux'.
>
>> But if i select it, the linux kernel related option will be turned
>> off.
>
> As this is a choice of the _target_ OS, you can't at the same time target
> both mingw32 and linux. it either one or the other.
>
>> I think it is strange.
>> Is it the correct way ?
>> Does anyone have tried ming32 build ?
>
> Crosstool-NG itself has not been tested to run on mingw32, AFAIK.
>
> But by configuring crosstool-NG for building a canadian-cross, you can build
> the toolchain on Linbux, run it on mingw32, and execute the generated code
> on linux on your ARM board.
>
> There is already an example of a canadian-cross, but it is targetting i686,
> not ARM. You may want to look at how it is configured to apply this to your
> own requirements:
>  ./ct-ng show-mingw32,i686-none-linux-gnu
>
Thank for your advice, I will study this configuration first.
> Regards,
> Yann E. MORIN.
>
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