[PATCH v2 04/13] kbuild: factor out OBJECT_FILES_NON_STANDARD check into a macro

From: Masahiro Yamada
Date: Tue Aug 31 2021 - 03:41:16 EST


The OBJECT_FILES_NON_STANDARD check is quite long.

Factor it out into a new macro, objtool-enabled, to not repeat it.

Signed-off-by: Masahiro Yamada <masahiroy@xxxxxxxxxx>
---

scripts/Makefile.build | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 021ae0146913..720a86642f48 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -241,12 +241,12 @@ ifndef CONFIG_LTO_CLANG
# 'OBJECT_FILES_NON_STANDARD := y': skip objtool checking for a directory
# 'OBJECT_FILES_NON_STANDARD_foo.o := 'y': skip objtool checking for a file
# 'OBJECT_FILES_NON_STANDARD_foo.o := 'n': override directory skip for a file
-cmd_objtool = $(if $(patsubst y%,, \
- $(OBJECT_FILES_NON_STANDARD_$(basetarget).o)$(OBJECT_FILES_NON_STANDARD)n), \
- ; $(objtool) $(objtool_args) $@)
-objtool_obj = $(if $(patsubst y%,, \
- $(OBJECT_FILES_NON_STANDARD_$(basetarget).o)$(OBJECT_FILES_NON_STANDARD)n), \
- $(objtool))
+
+objtool-enabled = $(if $(filter-out y%, \
+ $(OBJECT_FILES_NON_STANDARD_$(basetarget).o)$(OBJECT_FILES_NON_STANDARD)n),y)
+
+cmd_objtool = $(if $(objtool-enabled), ; $(objtool) $(objtool_args) $@)
+objtool_obj = $(if $(objtool-enabled), $(objtool))

endif # CONFIG_LTO_CLANG
endif # CONFIG_STACK_VALIDATION
--
2.30.2