Merge remote-tracking branch 'origin/lineage-20.0' into v1-t

# Copyright (C) 2018-2022 The LineageOS Project

# Copyright (C) 2018-2023 The LineageOS Project

#

# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.

#   TARGET_KERNEL_LLVM_BINUTILS        = Use LLVM binutils, defaults to true

#   TARGET_KERNEL_NO_GCC               = Fully compile the kernel without GCC.

#                                        Defaults to false

#   TARGET_KERNEL_VERSION              = Reported kernel version in top level kernel

#                                        makefile. Can be overriden in device trees

#                                        in the event of prebuilt kernel.

#

#   TARGET_KERNEL_DTBO_PREFIX          = Override path prefix of TARGET_KERNEL_DTBO.

#                                        Defaults to empty

KERNEL_VERSION := $(shell grep -s "^VERSION = " $(TARGET_KERNEL_SOURCE)/Makefile | awk '{ print $$3 }')

KERNEL_PATCHLEVEL := $(shell grep -s "^PATCHLEVEL = " $(TARGET_KERNEL_SOURCE)/Makefile | awk '{ print $$3 }')

TARGET_KERNEL_VERSION ?= $(shell echo $(KERNEL_VERSION)"."$(KERNEL_PATCHLEVEL))

# 5.10+ can fully compile without GCC by default

ifneq (,$(filter 5.10, $(TARGET_KERNEL_VERSION)))

ifeq ($(shell expr $(KERNEL_VERSION) \>= 5), 1)

    ifeq ($(shell expr $(KERNEL_PATCHLEVEL) \>= 10), 1)

        TARGET_KERNEL_NO_GCC ?= true

    endif

endif

ifeq ($(TARGET_KERNEL_NO_GCC), true)

    KERNEL_NO_GCC := true