Re: [PATCH] kbuild: improve libelf detection

From: Rolf Eike Beer
Date: Wed Jan 13 2021 - 07:40:40 EST


Am Dienstag, 12. Januar 2021, 20:00:10 CET schrieb Alistair Delva:
> When `pkg-config --libs' wasn't used or didn't return anything useful,
> the test for libelf would fail even if the headers and libraries were
> available to kbuild via KBUILD_HOSTCFLAGS and KBUILD_HOSTLDFLAGS.
>
> This makes the check in the core Makefile match the check that is done
> in tools/objtool/Makefile. Specifically, the C compiler is passed the
> full KBUILD_HOSTCFLAGS and KBUILD_HOSTLDFLAGS, which may have set up
> additional sysroot/include/library search paths to find libelf.

Sounds plausible.

--
Rolf Eike Beer, emlix GmbH, http://www.emlix.com
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