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[82.69.66.36]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-48370a4ffafsm39791895e9.5.2026.02.14.03.57.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 14 Feb 2026 03:57:30 -0800 (PST) From: david.laight.linux@gmail.com To: Willy Tarreau , =?UTF-8?q?Thomas=20Wei=C3=9Fschuh?= , linux-kernel@vger.kernel.org, Cheng Li Cc: David Laight Subject: [PATCH] selftests/nolibc: Fix build with host headers and libc Date: Sat, 14 Feb 2026 11:57:24 +0000 Message-Id: <20260214115724.3305-1-david.laight.linux@gmail.com> X-Mailer: git-send-email 2.39.5 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: David Laight Many systems don't have strlcpy() or strlcat(). Change is_nolibc to a #define so that the calls are optimised out. Create #define wrappers so the code is syntactially valid. Additionall readdir_r() is likely to be marked deprecated. So disable "-Wdeprecated-declarations". Fixes: 6fe8360b16acb ("selftests/nolibc: also test libc-test through regular selftest framework") Signed-off-by: David Laight --- tools/testing/selftests/nolibc/nolibc-test.c | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) diff --git a/tools/testing/selftests/nolibc/nolibc-test.c b/tools/testing/selftests/nolibc/nolibc-test.c index 1b9d3b2e2491..eb2421b42e75 100644 --- a/tools/testing/selftests/nolibc/nolibc-test.c +++ b/tools/testing/selftests/nolibc/nolibc-test.c @@ -66,13 +66,18 @@ static const char *argv0; /* will be used by constructor tests */ static int constructor_test_value; -static const int is_nolibc = #ifdef NOLIBC - 1 +#define is_nolibc 1 #else - 0 +#define is_nolibc 0 +/* strlcat() and strlcpy() may not be in the system headers. */ +#undef strlcat +#undef strlcpy +#define strlcat(d, s, l) 0 +#define strlcpy(d, s, l) 0 +/* readdir_r() is likely to be marked deprecated */ +#pragma GCC diagnostic ignored "-Wdeprecated-declarations" #endif -; /* definition of a series of tests */ struct test { -- 2.39.5