[RFC PATCH 1/2] Makefile: Run defconfig files through the C preprocessor
Andrew Davis
afd at ti.com
Wed Aug 30 00:14:56 CEST 2023
This allows us to use some of the normal preprocessor directives inside
defconfig files. Such as #define and #include.
Signed-off-by: Andrew Davis <afd at ti.com>
---
scripts/kconfig/Makefile | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
index 12e525ee31f..16db9b7cf60 100644
--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -93,7 +93,8 @@ endif
endif
%_defconfig: $(obj)/conf
- $(Q)$< $(silent) --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig)
+ $(Q)$(CPP) -nostdinc -I $(srctree) -undef -x assembler-with-cpp $(srctree)/arch/$(SRCARCH)/configs/$@ -o generated_defconfig
+ $(Q)$< $(silent) --defconfig=generated_defconfig $(Kconfig)
# Added for U-Boot (backward compatibility)
%_config: %_defconfig
--
2.39.2
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