Kevin Kofler via devel <devel@xxxxxxxxxxxxxxxxxxxxxxx> writes:
> Carlos O'Donell wrote:
>> And assembling those sysroots is not straight forward.
>
> The easiest way is to unpack a live image. If you are targeting an Arch-
> based or similar distro, you will probably get away with just unpacking the
> image, because it installs development files by default. But if you are
> targeting Fedora or a similar distro, you will probably want to compose a
> custom live image with a bunch of -devel packages. (You can also try to
> install packages within the sysroot, but if you are cross-compiling to a
> different architecture, that is not straightforward, you either need to use
> host tools and point them to the sysroot, or to use CPU emulation to run the
> tools within the sysroot, or as a last resort to unpack package contents
> manually.)
Containers might also help, e.g.:
podman run -it --rm \
--mount=type=image,source=fedora:38-ppc64le,destination=/sysroot \
fedora:38-x86_64 bash
The user still needs to compose both images with the required packages,
but it might be easier to keep them up-to-date.
--
Tulio Magno
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