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Date: Wed, 22 May 2024 00:56:47 +0000
In-Reply-To: <20240522005913.3540131-1-edliaw@google.com>
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Message-ID: <20240522005913.3540131-2-edliaw@google.com>
Subject: [PATCH v5 01/68] selftests: Compile with -D_GNU_SOURCE when including
lib.mk
From: Edward Liaw <edliaw@google.com>
To: shuah@kernel.org,
" =?utf-8?q?Micka=C3=ABl_Sala=C3=BCn?= " <mic@digikod.net>, " =?utf-8?q?G?=
=?utf-8?q?=C3=BCnther_Noack?= " <gnoack@google.com>,
Christian Brauner <brauner@kernel.org>,
Richard Cochran <richardcochran@gmail.com>,
Paul Walmsley <paul.walmsley@sifive.com>,
Palmer Dabbelt <palmer@dabbelt.com>, Albert Ou <aou@eecs.berkeley.edu>,
Alexei Starovoitov <ast@kernel.org>, Daniel Borkmann <daniel@iogearbox.net>,
"David S. Miller" <davem@davemloft.net>, Jakub Kicinski <kuba@kernel.org>,
Jesper Dangaard Brouer <hawk@kernel.org>,
John Fastabend <john.fastabend@gmail.com>
Cc: linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org,
kernel-team@android.com, Edward Liaw <edliaw@google.com>,
linux-security-module@vger.kernel.org, netdev@vger.kernel.org,
linux-riscv@lists.infradead.org, bpf@vger.kernel.org,
John Hubbard <jhubbard@nvidia.com>
Content-Type: text/plain; charset="UTF-8"
|
| Series |
Define _GNU_SOURCE for sources using
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expand
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diff --git a/tools/testing/selftests/lib.mk b/tools/testing/selftests/lib.mk index 429535816dbd..e782f4c96aee 100644 --- a/tools/testing/selftests/lib.mk +++ b/tools/testing/selftests/lib.mk @@ -188,6 +188,9 @@ endef clean: $(if $(TEST_GEN_MODS_DIR),clean_mods_dir) $(CLEAN) +# Build with _GNU_SOURCE by default +CFLAGS += -D_GNU_SOURCE + # Enables to extend CFLAGS and LDFLAGS from command line, e.g. # make USERCFLAGS=-Werror USERLDFLAGS=-static CFLAGS += $(USERCFLAGS)
lib.mk will add -D_GNU_SOURCE to CFLAGS by default. This will make it unnecessary to add #define _GNU_SOURCE in the source code. Suggested-by: John Hubbard <jhubbard@nvidia.com> Signed-off-by: Edward Liaw <edliaw@google.com> --- tools/testing/selftests/lib.mk | 3 +++ 1 file changed, 3 insertions(+)