From: Andrii Nakryiko <andrii.nakryiko@gmail.com>
To: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
Cc: Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Yonghong Song <yhs@fb.com>,
"David S. Miller" <davem@davemloft.net>,
Jakub Kicinski <jakub.kicinski@netronome.com>,
Jesper Dangaard Brouer <hawk@kernel.org>,
john fastabend <john.fastabend@gmail.com>,
open list <linux-kernel@vger.kernel.org>,
Networking <netdev@vger.kernel.org>, bpf <bpf@vger.kernel.org>,
clang-built-linux@googlegroups.com, ilias.apalodimas@linaro.org,
sergei.shtylyov@cogentembedded.com
Subject: Re: [PATCH v4 bpf-next 01/15] samples/bpf: fix HDR_PROBE "echo"
Date: Wed, 9 Oct 2019 15:42:07 -0700 [thread overview]
Message-ID: <CAEf4BzZLL=mL1nnyQ2tgGzLnaLBm+rzBOGrBp=KeiLzbo3Zcmw@mail.gmail.com> (raw)
In-Reply-To: <20191009204134.26960-2-ivan.khoronzhuk@linaro.org>
On Wed, Oct 9, 2019 at 1:45 PM Ivan Khoronzhuk
<ivan.khoronzhuk@linaro.org> wrote:
>
> echo should be replaced with echo -e to handle '\n' correctly, but
> instead, replace it with printf as some systems can't handle echo -e.
>
> Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
> ---
Acked-by: Andrii Nakryiko <andriin@fb.com>
> samples/bpf/Makefile | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/samples/bpf/Makefile b/samples/bpf/Makefile
> index a11d7270583d..4f61725b1d86 100644
> --- a/samples/bpf/Makefile
> +++ b/samples/bpf/Makefile
> @@ -201,7 +201,7 @@ endif
>
> # Don't evaluate probes and warnings if we need to run make recursively
> ifneq ($(src),)
> -HDR_PROBE := $(shell echo "\#include <linux/types.h>\n struct list_head { int a; }; int main() { return 0; }" | \
> +HDR_PROBE := $(shell printf "\#include <linux/types.h>\n struct list_head { int a; }; int main() { return 0; }" | \
> $(HOSTCC) $(KBUILD_HOSTCFLAGS) -x c - -o /dev/null 2>/dev/null && \
> echo okay)
>
> --
> 2.17.1
>
next prev parent reply other threads:[~2019-10-09 22:42 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-09 20:41 [PATCH v4 bpf-next 00/15] samples: bpf: improve/fix cross-compilation Ivan Khoronzhuk
2019-10-09 20:41 ` [PATCH v4 bpf-next 01/15] samples/bpf: fix HDR_PROBE "echo" Ivan Khoronzhuk
2019-10-09 22:42 ` Andrii Nakryiko [this message]
2019-10-09 20:41 ` [PATCH v4 bpf-next 02/15] samples/bpf: fix cookie_uid_helper_example obj build Ivan Khoronzhuk
2019-10-09 20:41 ` [PATCH v4 bpf-next 03/15] samples/bpf: use --target from cross-compile Ivan Khoronzhuk
2019-10-09 20:41 ` [PATCH v4 bpf-next 04/15] samples/bpf: use own EXTRA_CFLAGS for clang commands Ivan Khoronzhuk
2019-10-09 20:41 ` [PATCH v4 bpf-next 05/15] samples/bpf: use __LINUX_ARM_ARCH__ selector for arm Ivan Khoronzhuk
2019-10-09 20:41 ` [PATCH v4 bpf-next 06/15] samples/bpf: drop unnecessarily inclusion for bpf_load Ivan Khoronzhuk
2019-10-09 20:41 ` [PATCH v4 bpf-next 07/15] samples/bpf: add makefile.target for separate CC target build Ivan Khoronzhuk
2019-10-09 20:41 ` [PATCH v4 bpf-next 08/15] samples/bpf: base target programs rules on Makefile.target Ivan Khoronzhuk
2019-10-09 20:41 ` [PATCH v4 bpf-next 09/15] samples/bpf: use own flags but not HOSTCFLAGS Ivan Khoronzhuk
2019-10-09 20:41 ` [PATCH v4 bpf-next 10/15] samples/bpf: use target CC environment for HDR_PROBE Ivan Khoronzhuk
2019-10-09 20:41 ` [PATCH v4 bpf-next 11/15] libbpf: don't use cxx to test_libpf target Ivan Khoronzhuk
2019-10-10 0:26 ` Andrii Nakryiko
2019-10-09 20:41 ` [PATCH v4 bpf-next 12/15] libbpf: add C/LDFLAGS to libbpf.so and test_libpf targets Ivan Khoronzhuk
2019-10-09 20:41 ` [PATCH v4 bpf-next 13/15] samples/bpf: provide C/LDFLAGS to libbpf Ivan Khoronzhuk
2019-10-09 20:41 ` [PATCH v4 bpf-next 14/15] samples/bpf: add sysroot support Ivan Khoronzhuk
2019-10-09 20:41 ` [PATCH v4 bpf-next 15/15] samples/bpf: add preparation steps and sysroot info to readme Ivan Khoronzhuk
2019-10-11 0:00 ` [PATCH v4 bpf-next 00/15] samples: bpf: improve/fix cross-compilation Daniel Borkmann
2019-10-11 0:29 ` Ivan Khoronzhuk
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