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# SPDX-License-Identifier: GPL-2.0 # When ARCH not overridden for crosscompiling, lookup machine ARCH ?= $(shell uname -m 2>/dev/null || echo not) ifneq (,$(filter $(ARCH),aarch64 arm64)) ARM64_SUBTARGETS ?= tags signal pauth fp mte bti abi else ARM64_SUBTARGETS := endif CFLAGS := -Wall -O2 -g # A proper top_srcdir is needed by KSFT(lib.mk) top_srcdir = $(realpath ../../../../) # Additional include paths needed by kselftest.h and local headers CFLAGS += -I$(top_srcdir)/tools/testing/selftests/ CFLAGS += $(KHDR_INCLUDES) CFLAGS += -I$(top_srcdir)/tools/include export CFLAGS export top_srcdir all: @for DIR in $(ARM64_SUBTARGETS); do \ BUILD_TARGET=$(OUTPUT)/$$DIR; \ mkdir -p $$BUILD_TARGET; \ make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \ done install: all @for DIR in $(ARM64_SUBTARGETS); do \ BUILD_TARGET=$(OUTPUT)/$$DIR; \ make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \ done run_tests: all @for DIR in $(ARM64_SUBTARGETS); do \ BUILD_TARGET=$(OUTPUT)/$$DIR; \ make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \ done # Avoid any output on non arm64 on emit_tests emit_tests: @for DIR in $(ARM64_SUBTARGETS); do \ BUILD_TARGET=$(OUTPUT)/$$DIR; \ make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \ done clean: @for DIR in $(ARM64_SUBTARGETS); do \ BUILD_TARGET=$(OUTPUT)/$$DIR; \ make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \ done .PHONY: all clean install run_tests emit_tests |