Merge "Add an execution check for BOARD_KERNEL_VERSION" into main

my_board_extracted_kernel :=

# Tools for decompression that is not in PATH.

# Check $(EXTRACT_KERNEL) for decompression algorithms supported by the script.

# Algorithms that are in the script but not in this list will be found in PATH.

my_decompress_tools := \

    lz4:$(HOST_OUT_EXECUTABLES)/lz4 \

# BOARD_KERNEL_CONFIG_FILE and BOARD_KERNEL_VERSION can be used to override the values extracted

# from INSTALLED_KERNEL_TARGET.

ifdef BOARD_KERNEL_CONFIG_FILE

ifdef BOARD_KERNEL_VERSION

$(BUILT_KERNEL_VERSION_FILE): PRIVATE_DECOMPRESS_TOOLS := $(my_decompress_tools)

$(BUILT_KERNEL_VERSION_FILE): $(foreach pair,$(my_decompress_tools),$(call word-colon,2,$(pair)))

$(BUILT_KERNEL_VERSION_FILE): $(EXTRACT_KERNEL) $(firstword $(INSTALLED_KERNEL_TARGET))

	KERNEL_RELEASE=`$(EXTRACT_KERNEL) --tools $(PRIVATE_DECOMPRESS_TOOLS) --input $(firstword $(INSTALLED_KERNEL_TARGET)) \

	  --output-release` ;\

  if [ "$$KERNEL_RELEASE" != '$(BOARD_KERNEL_VERSION)' ]; then \

    echo "Specified kernel version '$(BOARD_KERNEL_VERSION)' does not match actual kernel version '$$KERNEL_RELEASE' " ; exit 1; fi;

	echo '$(BOARD_KERNEL_VERSION)' > $@

ifdef BOARD_KERNEL_CONFIG_FILE

$(BUILT_KERNEL_CONFIGS_FILE): $(BOARD_KERNEL_CONFIG_FILE)

	cp $< $@

$(BUILT_KERNEL_VERSION_FILE):

	echo $(BOARD_KERNEL_VERSION) > $@

$(call declare-license-metadata,$(BUILT_KERNEL_CONFIGS_FILE),SPDX-license-identifier-GPL-2.0-only,restricted,$(BUILD_SYSTEM)/LINUX_KERNEL_COPYING,"Kernel",kernel)

$(call declare-license-metadata,$(BUILT_KERNEL_VERSION_FILE),SPDX-license-identifier-GPL-2.0-only,restricted,$(BUILD_SYSTEM)/LINUX_KERNEL_COPYING,"Kernel",kernel)

my_board_extracted_kernel := true

endif # BOARD_KERNEL_VERSION

endif # BOARD_KERNEL_CONFIG_FILE

endif # BOARD_KERNEL_VERSION

ifneq ($(my_board_extracted_kernel),true)

# Tools for decompression that is not in PATH.

# Check $(EXTRACT_KERNEL) for decompression algorithms supported by the script.

# Algorithms that are in the script but not in this list will be found in PATH.

my_decompress_tools := \

    lz4:$(HOST_OUT_EXECUTABLES)/lz4 \

endif # my_board_extracted_kernel

ifneq ($(my_board_extracted_kernel),true)

ifdef INSTALLED_KERNEL_TARGET

ifndef BOARD_KERNEL_VERSION

$(BUILT_KERNEL_CONFIGS_FILE): .KATI_IMPLICIT_OUTPUTS := $(BUILT_KERNEL_VERSION_FILE)

endif

$(BUILT_KERNEL_CONFIGS_FILE): PRIVATE_DECOMPRESS_TOOLS := $(my_decompress_tools)

$(BUILT_KERNEL_CONFIGS_FILE): $(foreach pair,$(my_decompress_tools),$(call word-colon,2,$(pair)))

$(BUILT_KERNEL_CONFIGS_FILE): $(EXTRACT_KERNEL) $(firstword $(INSTALLED_KERNEL_TARGET))

	$< --tools $(PRIVATE_DECOMPRESS_TOOLS) --input $(firstword $(INSTALLED_KERNEL_TARGET)) \

	  --output-configs $@ \

	  --output-release $(BUILT_KERNEL_VERSION_FILE)

	  $(if $(BOARD_KERNEL_VERSION),,--output-release $(BUILT_KERNEL_VERSION_FILE))

$(call declare-license-metadata,$(BUILT_KERNEL_CONFIGS_FILE),SPDX-license-identifier-GPL-2.0-only,restricted,$(BUILD_SYSTEM)/LINUX_KERNEL_COPYING,"Kernel",kernel)