# SPDX-License-Identifier: GPL-2.0include ../scripts/Makefile.includeinclude ../scripts/Makefile.arch ifeq ($(srctree),)srctree := $(patsubst %/,%,$(dir $(CURDIR)))srctree := $(patsubst %/,%,$(dir $(srctree)))endif LIBSUBCMD_DIR = $(srctree)/tools/lib/subcmd/ifneq ($(OUTPUT),)  LIBSUBCMD_OUTPUT = $(abspath $(OUTPUT))/libsubcmdelse  LIBSUBCMD_OUTPUT = $(CURDIR)/libsubcmdendifLIBSUBCMD = $(LIBSUBCMD_OUTPUT)/libsubcmd.a OBJTOOL    := $(OUTPUT)objtoolOBJTOOL_IN := $(OBJTOOL)-in.o LIBELF_FLAGS := $(shell $(HOSTPKG_CONFIG) libelf --cflags 2>/dev/null)LIBELF_LIBS  := $(shell $(HOSTPKG_CONFIG) libelf --libs 2>/dev/null || echo -lelf) all: $(OBJTOOL) INCLUDES := -I$(srctree)/tools/include \	    -I$(srctree)/tools/arch/$(HOSTARCH)/include/uapi \	    -I$(srctree)/tools/arch/$(SRCARCH)/include	\	    -I$(srctree)/tools/objtool/include \	    -I$(srctree)/tools/objtool/arch/$(SRCARCH)/include \	    -I$(LIBSUBCMD_OUTPUT)/include# Note, EXTRA_WARNINGS here was determined for CC and not HOSTCC, it# is passed here to match a legacy behavior.WARNINGS := $(EXTRA_WARNINGS) -Wno-switch-default -Wno-switch-enum -Wno-packed -Wno-nested-externsOBJTOOL_CFLAGS := -Werror $(WARNINGS) $(KBUILD_HOSTCFLAGS) -g $(INCLUDES) $(LIBELF_FLAGS)OBJTOOL_LDFLAGS := $(LIBELF_LIBS) $(LIBSUBCMD) $(KBUILD_HOSTLDFLAGS) # Allow old libelf to be used:elfshdr := $(shell echo '$(pound)include <libelf.h>' | $(HOSTCC) $(OBJTOOL_CFLAGS) -x c -E - | grep elf_getshdr)OBJTOOL_CFLAGS += $(if $(elfshdr),,-DLIBELF_USE_DEPRECATED) # Always want host compilation.HOST_OVERRIDES := CC="$(HOSTCC)" LD="$(HOSTLD)" AR="$(HOSTAR)" AWK = awkMKDIR = mkdir ifeq ($(V),1)  Q =else  Q = @endif BUILD_ORC := n ifeq ($(SRCARCH),x86)	BUILD_ORC := yendif export BUILD_ORCexport srctree OUTPUT CFLAGS SRCARCH AWKinclude $(srctree)/tools/build/Makefile.include $(OBJTOOL_IN): fixdep $(LIBSUBCMD) FORCE	$(Q)$(CONFIG_SHELL) ./sync-check.sh	$(Q)$(MAKE) $(build)=objtool $(HOST_OVERRIDES) CFLAGS="$(OBJTOOL_CFLAGS)" \		LDFLAGS="$(OBJTOOL_LDFLAGS)"  $(OBJTOOL): $(LIBSUBCMD) $(OBJTOOL_IN)	$(QUIET_LINK)$(HOSTCC) $(OBJTOOL_IN) $(OBJTOOL_LDFLAGS) -o $@  $(LIBSUBCMD_OUTPUT):	$(Q)$(MKDIR) -p $@ $(LIBSUBCMD): fixdep $(LIBSUBCMD_OUTPUT) FORCE	$(Q)$(MAKE) -C $(LIBSUBCMD_DIR) O=$(LIBSUBCMD_OUTPUT) \		DESTDIR=$(LIBSUBCMD_OUTPUT) prefix= subdir= \		$(HOST_OVERRIDES) EXTRA_CFLAGS="$(OBJTOOL_CFLAGS)" \		$@ install_headers $(LIBSUBCMD)-clean:	$(call QUIET_CLEAN, libsubcmd)	$(Q)$(RM) -r -- $(LIBSUBCMD_OUTPUT) clean: $(LIBSUBCMD)-clean	$(call QUIET_CLEAN, objtool) $(RM) $(OBJTOOL)	$(Q)find $(OUTPUT) -name '*.o' -delete -o -name '\.*.cmd' -delete -o -name '\.*.d' -delete	$(Q)$(RM) $(OUTPUT)arch/x86/lib/inat-tables.c $(OUTPUT)fixdep FORCE: .PHONY: clean FORCE