linux-kernel - Re: [PATCH v5 bpf-next 12/15] libbpf: add C/LDFLAGS to libbpf.so and test

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Message-ID: <CAEf4BzZCLoYxvkUsPgZMuKHUSJhmTxGHGsyybBJNoGeoUVCUww@mail.gmail.com>
Date:   Sat, 12 Oct 2019 09:38:10 -0700
From:   Andrii Nakryiko <andrii.nakryiko@...il.com>
To:     Ivan Khoronzhuk <ivan.khoronzhuk@...aro.org>
Cc:     Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Yonghong Song <yhs@...com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <jakub.kicinski@...ronome.com>,
        Jesper Dangaard Brouer <hawk@...nel.org>,
        john fastabend <john.fastabend@...il.com>,
        open list <linux-kernel@...r.kernel.org>,
        Networking <netdev@...r.kernel.org>, bpf <bpf@...r.kernel.org>,
        clang-built-linux@...glegroups.com, ilias.apalodimas@...aro.org,
        sergei.shtylyov@...entembedded.com
Subject: Re: [PATCH v5 bpf-next 12/15] libbpf: add C/LDFLAGS to libbpf.so and
 test_libpf targets

On Thu, Oct 10, 2019 at 5:29 PM Ivan Khoronzhuk
<ivan.khoronzhuk@...aro.org> wrote:
>
> In case of C/LDFLAGS there is no way to pass them correctly to build
> command, for instance when --sysroot is used or external libraries
> are used, like -lelf, wich can be absent in toolchain. This can be
> used for samples/bpf cross-compiling allowing to get elf lib from
> sysroot.
>
> Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@...aro.org>
> ---

Acked-by: Andrii Nakryiko <andriin@...com>

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