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Date: Wed, 05 Jan 2022 17:03:15 +0100
From: Florian Weimer <fweimer@...hat.com>
To: "Andy Lutomirski" <luto@...nel.org>
Cc: linux-arch@...r.kernel.org,
"Linux API" <linux-api@...r.kernel.org>,
linux-x86_64@...r.kernel.org, kernel-hardening@...ts.openwall.com,
linux-mm@...ck.org, "the arch/x86 maintainers" <x86@...nel.org>,
musl@...ts.openwall.com, <libc-alpha@...rceware.org>,
<linux-kernel@...r.kernel.org>,
"Dave Hansen" <dave.hansen@...el.com>,
"Kees Cook" <keescook@...omium.org>, Andrei Vagin <avagin@...il.com>
Subject: [PATCH v3 2/3] selftests/x86/Makefile: Support per-target $(LIBS)
configuration
And avoid compiling PCHs by accident.
Signed-off-by: Florian Weimer <fweimer@...hat.com>
---
v3: Patch split out.
tools/testing/selftests/x86/Makefile | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/tools/testing/selftests/x86/Makefile b/tools/testing/selftests/x86/Makefile
index 8a1f62ab3c8e..0993d12f2c38 100644
--- a/tools/testing/selftests/x86/Makefile
+++ b/tools/testing/selftests/x86/Makefile
@@ -72,10 +72,12 @@ all_64: $(BINARIES_64)
EXTRA_CLEAN := $(BINARIES_32) $(BINARIES_64)
$(BINARIES_32): $(OUTPUT)/%_32: %.c helpers.h
- $(CC) -m32 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $^ -lrt -ldl -lm
+ $(CC) -m32 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $(filter-out %.h, $^) \
+ $(or $(LIBS), -lrt -ldl -lm)
$(BINARIES_64): $(OUTPUT)/%_64: %.c helpers.h
- $(CC) -m64 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $^ -lrt -ldl
+ $(CC) -m64 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $(filter-out %.h, $^) \
+ $(or $(LIBS), -lrt -ldl -lm)
# x86_64 users should be encouraged to install 32-bit libraries
ifeq ($(CAN_BUILD_I386)$(CAN_BUILD_X86_64),01)
--
2.33.1
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