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selftests/bpf: Add cross-build support for urandom_read et al

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Some userland programs in the BPF test suite, e.g. urandom_read, is
missing cross-build support. Add cross-build support for these
programs

Signed-off-by: Björn Töpel <bjorn@rivosinc.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20231004122721.54525-2-bjorn@kernel.org
This commit is contained in:
Björn Töpel 2023-10-04 14:27:19 +02:00 committed by Andrii Nakryiko
parent cbcb199b7c
commit 97a79e502e
1 changed files with 5 additions and 3 deletions
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8
tools/testing/selftests/bpf/Makefile
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@ -198,7 +198,8 @@ endif
# do not fail. Static builds leave urandom_read relying on system-wide shared libraries.
$(OUTPUT)/liburandom_read.so: urandom_read_lib1.c urandom_read_lib2.c liburandom_read.map
$(call msg,LIB,,$@)
$(Q)$(CLANG) $(filter-out -static,$(CFLAGS) $(LDFLAGS)) \
$(Q)$(CLANG) $(CLANG_TARGET_ARCH) \
$(filter-out -static,$(CFLAGS) $(LDFLAGS)) \
$(filter %.c,$^) $(filter-out -static,$(LDLIBS)) \
-fuse-ld=$(LLD) -Wl,-znoseparate-code -Wl,--build-id=sha1 \
-Wl,--version-script=liburandom_read.map \
@ -206,8 +207,9 @@ $(OUTPUT)/liburandom_read.so: urandom_read_lib1.c urandom_read_lib2.c liburandom
$(OUTPUT)/urandom_read: urandom_read.c urandom_read_aux.c $(OUTPUT)/liburandom_read.so
$(call msg,BINARY,,$@)
$(Q)$(CLANG) $(filter-out -static,$(CFLAGS) $(LDFLAGS)) $(filter %.c,$^) \
-lurandom_read $(filter-out -static,$(LDLIBS)) -L$(OUTPUT) \
$(Q)$(CLANG) $(CLANG_TARGET_ARCH) \
$(filter-out -static,$(CFLAGS) $(LDFLAGS)) $(filter %.c,$^) \
-lurandom_read $(filter-out -static,$(LDLIBS)) -L$(OUTPUT) \
-fuse-ld=$(LLD) -Wl,-znoseparate-code -Wl,--build-id=sha1 \
-Wl,-rpath=. -o $@