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| author | Nicolas Saenz Julienne <nsaenzjulienne@suse.de> | 2023-01-24 14:02:12 +0300 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2023-01-25 00:11:41 +0300 |
| commit | a400c287ce985992c78941a130869cb5b68e2c2f (patch) | |
| tree | 5b77368f77d15238743d8c2decf6a9e996f54888 /scripts/Makefile.defconf | |
| parent | af8bd008315aba621519bb35297fbe3e293fffa1 (diff) | |
| download | linux-a400c287ce985992c78941a130869cb5b68e2c2f.tar.xz | |
kbuild: Add config fragment merge functionality
So far this function was only used locally in powerpc, some other
architectures might benefit from it. Move it into
scripts/Makefile.defconf.
Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Link: https://lore.kernel.org/r/20230124110213.3221264-10-alexander.stein@ew.tq-group.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'scripts/Makefile.defconf')
| -rw-r--r-- | scripts/Makefile.defconf | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/scripts/Makefile.defconf b/scripts/Makefile.defconf new file mode 100644 index 000000000000..ab332f7534f5 --- /dev/null +++ b/scripts/Makefile.defconf @@ -0,0 +1,15 @@ +# SPDX-License-Identifier: GPL-2.0 +# Configuration heplers + +# Creates 'merged defconfigs' +# --------------------------------------------------------------------------- +# Usage: +# $(call merge_into_defconfig,base_config,config_fragment1 config_fragment2 ...) +# +# Input config fragments without '.config' suffix +define merge_into_defconfig + $(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh \ + -m -O $(objtree) $(srctree)/arch/$(ARCH)/configs/$(1) \ + $(foreach config,$(2),$(srctree)/arch/$(ARCH)/configs/$(config).config) + +$(Q)$(MAKE) -f $(srctree)/Makefile olddefconfig +endef |