From a400c287ce985992c78941a130869cb5b68e2c2f Mon Sep 17 00:00:00 2001 From: Nicolas Saenz Julienne Date: Tue, 24 Jan 2023 12:02:12 +0100 Subject: 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 Signed-off-by: Alexander Stein Acked-by: Arnd Bergmann Link: https://lore.kernel.org/r/20230124110213.3221264-10-alexander.stein@ew.tq-group.com Signed-off-by: Arnd Bergmann --- scripts/Makefile.defconf | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 scripts/Makefile.defconf (limited to 'scripts/Makefile.defconf') 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 -- cgit v1.2.3