Currently there are rules to compile and link one or more C or assembler source files into a full executable, and to assemble a single assembler source into an object file.
Add a generic rule to compile a single C source file into an object file, for reuse of object files in multiple executables.
Signed-off-by: Geert Uytterhoeven geert+renesas@glider.be --- tools/testing/selftests/lib.mk | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/tools/testing/selftests/lib.mk b/tools/testing/selftests/lib.mk index 8b0f16409ed7eb53..77a71264d8c5a743 100644 --- a/tools/testing/selftests/lib.mk +++ b/tools/testing/selftests/lib.mk @@ -141,6 +141,7 @@ clean: # ifneq ($(KBUILD_SRC),) LINK.c = $(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH) +COMPILE.c = $(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c COMPILE.S = $(CC) $(ASFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c LINK.S = $(CC) $(ASFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH) endif @@ -151,6 +152,9 @@ ifeq ($(OVERRIDE_TARGETS),) $(OUTPUT)/%:%.c $(LINK.c) $^ $(LDLIBS) -o $@
+$(OUTPUT)/%.o:%.c + $(COMPILE.c) $^ -o $@ + $(OUTPUT)/%.o:%.S $(COMPILE.S) $^ -o $@