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kbuild: factor out OBJECT_FILES_NON_STANDARD check into a macro 

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@kernel.org>
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Acked-by: Josh Poimboeuf <jpoimboe@redhat.com>
This commit is contained in:
Masahiro Yamada 2021-08-31 16:39:55 +09:00
parent 92594d569b
commit 918a6b7f68
1 changed files with 6 additions and 6 deletions
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12
scripts/Makefile.build
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@ -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