# -*- mode: makefile;-*-
#
# Copyright (C) 1999-2016 Apple Inc. All rights reserved.
#
# MakeInc.kernel augments the single-architecture
# recursive build system with rules specific
# to assembling and linking a kernel.
#

#
# Validate configuration options
#
ifeq ($(filter $(CURRENT_ARCH_CONFIG),$(SUPPORTED_ARCH_CONFIGS)),)
$(error Unsupported CURRENT_ARCH_CONFIG $(CURRENT_ARCH_CONFIG))
endif

ifeq ($(filter $(CURRENT_KERNEL_CONFIG),$(SUPPORTED_KERNEL_CONFIGS)),)
$(error Unsupported CURRENT_KERNEL_CONFIG $(CURRENT_KERNEL_CONFIG))
endif

ifeq ($(filter $(CURRENT_MACHINE_CONFIG),$(SUPPORTED_$(CURRENT_ARCH_CONFIG)_MACHINE_CONFIGS)),)
$(error Unsupported CURRENT_MACHINE_CONFIG $(CURRENT_MACHINE_CONFIG))
endif

ifeq ($(filter $(PLATFORM),$(SUPPORTED_PLATFORMS)),)
$(error Unsupported PLATFORM $(PLATFORM))
endif

ifeq ($(BUILD_JSON_COMPILATION_DATABASE),1)
do_build_setup::
	$(_v)$(CAT) > $(OBJPATH)/compile_commands.json < /dev/null
endif

ifeq ($(BUILD_STATIC_LINK),1)
ifeq ($(USE_LTO),1)
# <rdar://problem/46252406>
# To run LTO in the xnu project while linking the final result in KCB, without losing debugging info,
# run ld -r on only the LTO bitcode object files to produce one mach-o for KCB to use, which is added
# to the static link archive, along with the non-LTO objects (not linked, since ld -r on mach-o objects
# does not preserve DWARF.)
PRE_LTO=1
endif
endif

#
# Rules for the highly parallel "build" phase, where each build configuration
# writes into their own $(TARGET) independent of other build configs
#
# There are 4 primary build outputs:
# 1) $(KERNEL_FILE_NAME).unstripped    (raw linked kernel, unstripped)
# 2) $(KERNEL_FILE_NAME)               (stripped kernel, with optional CTF data)
# 3) $(KERNEL_FILE_NAME).dSYM          (dSYM)
# 4) $(KERNEL_FILE_NAME).link          (bits for static linking)

ifeq ($(BUILD_STATIC_LINK),1)

KERNEL_STATIC_LINK_TARGETS = \
	$(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).a

KERNEL_STATIC_LINK_DST = \
			$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).a             \
			$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).linkarguments \
			$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).linkarchives  \
			$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).exp           \
			$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).alias.exp     \
			$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/lldbmacros                   \
			$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/$(KERNEL_LLDBBOOTSTRAP_NAME)

endif

do_build_all:: do_build_kernel

.PHONY: do_build_kernel

do_build_kernel: $(TARGET)/$(KERNEL_FILE_NAME) $(TARGET)/$(KERNEL_FILE_NAME).unstripped $(KERNEL_STATIC_LINK_TARGETS)
	@:

ifeq ($(BUILD_DSYM),1)
do_build_all:: do_build_kernel_dSYM
endif

.PHONY: do_build_kernel_dSYM

do_build_kernel_dSYM: $(TARGET)/$(KERNEL_FILE_NAME).dSYM
	@:

.LDFLAGS: ALWAYS
	$(_v)$(REPLACECONTENTS) $@ $(LD) $(LDFLAGS_KERNEL) $(LDFLAGS_KERNEL_EXPORTS) $(LD_KERNEL_LIBS)
.CFLAGS: ALWAYS
	$(_v)$(REPLACECONTENTS) $@ $(KCC) $(CFLAGS) $(INCFLAGS)

$(TARGET)/$(KERNEL_FILE_NAME): $(TARGET)/$(KERNEL_FILE_NAME).unstripped $(TARGET)/$(KERNEL_FILE_NAME).dSYM
	$(call makelog,$(ColorH)STRIP$(Color0)         $(ColorLF)$(@F)$(Color0))
	$(_v)$(STRIP) $(STRIP_FLAGS) $< -o $@
	$(_v)$(RM) $@.ctfdata
ifeq ($(DO_CTFMERGE),1)
	$(call makelog,$(ColorH)CTFCONVERT$(Color0)    $(ColorLF)$(@F)$(Color0))
	$(_v)$(CTFCONVERT) -c -l xnu -u /xnu -o $@.ctf $(TARGET)/$(KERNEL_FILE_NAME).dSYM/Contents/Resources/DWARF/$(KERNEL_FILE_NAME)
	$(call makelog,$(ColorH)CTFMERGE$(Color0)      $(ColorLF)$(@F)$(Color0))
	$(_v)$(CTFMERGE) -l xnu -o $@ -Z $@.ctfdata $@.ctf
	$(_v)if [ -s $@.ctfdata ]; then								\
		$(LOG) "$(ColorH)CTFINSERT$(Color0)     $(ColorLF)$(@F)$(Color0)";		\
		$(CTFINSERT) $@	$(ARCH_FLAGS_$(CURRENT_ARCH_CONFIG))				\
			     $@.ctfdata -o $@;							\
	fi;
endif
	$(_v)$(LN) $(call function_convert_build_config_to_objdir,$(CURRENT_BUILD_CONFIG))/$(KERNEL_FILE_NAME) $(OBJROOT)/$(KERNEL_FILE_NAME)

$(TARGET)/$(KERNEL_FILE_NAME).dSYM: $(TARGET)/$(KERNEL_FILE_NAME).unstripped
	$(call makelog,$(ColorH)DSYMUTIL$(Color0)      $(ColorLF)$(@F)$(Color0))
	$(_v)$(DSYMUTIL) $(DSYMUTIL_FLAGS) $< -o $@
	$(_v)$(MV) $@/$(DSYMDWARFDIR)/$(KERNEL_FILE_NAME).unstripped $@/$(DSYMDWARFDIR)/$(KERNEL_FILE_NAME)
	$(_v)$(TOUCH) $@

$(TARGET)/$(KERNEL_FILE_NAME).unstripped: $(addprefix $(TARGET)/,$(foreach component,$(COMPONENT_LIST),$(component)/$(CURRENT_KERNEL_CONFIG)/$(component).filelist)) lastkerneldataconst.o lastkernelconstructor.o nonlto.o $(SRCROOT)/config/version.c $(SRCROOT)/config/MasterVersion .LDFLAGS $(filter %/MakeInc.kernel,$(MAKEFILE_LIST))
	$(_v)${MAKE} -f $(firstword $(MAKEFILE_LIST)) version.o
ifeq ($(PRE_LTO),1)
	$(call makelog,$(ColorL)LTO$(Color0) $(ColorLF)$(@F)$(Color0))
	$(_v)rm -f ltolink.filelist
	$(_v)rm -f nonltolink.filelist
	$(_v)files="$$($(CAT) $(filter %.filelist,$+)) version.o $(filter %.o,$+)"; \
	for ofile in $$files; \
	do \
		hdr=$$(od -An -N 4 -t x4 $$ofile); \
		if [ $$hdr == "0b17c0de" ]; \
			then \
				lto="$$lto$$ofile"$$'\n'; \
			else \
				nonlto="$$nonlto$$ofile"$$'\n'; \
			fi; \
	done; \
	printf "$$lto" >ltolink.filelist; \
	printf "$$nonlto" >nonltolink.filelist
	$(_v)if [ -s ltolink.filelist ]; \
	then \
		$(LD) $($(addsuffix $(CURRENT_ARCH_CONFIG),ARCH_FLAGS_)) -r nonlto.o -filelist ltolink.filelist $(LDFLAGS_KERNEL_LTO) -Wl,-object_path_lto,$(TARGET)/justlto.o -o $(TARGET)/justlto.tmp.o && \
		$(LD) $(LDFLAGS_KERNEL) $(LDFLAGS_KERNEL_EXPORTS) -filelist nonltolink.filelist $(TARGET)/justlto.o $(LDFLAGS_KERNEL_STRIP_LTO) -o $@ $(LD_KERNEL_LIBS) $(LD_KERNEL_ARCHIVES); \
	else \
		$(LD) $(LDFLAGS_KERNEL) $(LDFLAGS_KERNEL_EXPORTS) -filelist nonltolink.filelist -o $@ $(LD_KERNEL_LIBS) $(LD_KERNEL_ARCHIVES); \
	fi
else
	$(call makelog,$(ColorL)LD$(Color0)  $(ColorLF)$(@F)$(Color0))
	$(_v)$(CAT) $(filter %.filelist,$+) < /dev/null > link.filelist
	$(_v)$(LD) $(LDFLAGS_KERNEL) $(LDFLAGS_KERNEL_EXPORTS) -filelist link.filelist version.o $(filter %.o,$+) -o $@ $(LD_KERNEL_LIBS) $(LD_KERNEL_ARCHIVES)
endif


$(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).a:   $(TARGET)/$(KERNEL_FILE_NAME).unstripped .LDFLAGS $(filter %/MakeInc.kernel,$(MAKEFILE_LIST))
	$(call makelog,$(ColorL)LIBTOOL$(Color0)    $(ColorLF)$(@F)$(Color0))
	$(_v)$(MKDIR) $(dir $@)
ifeq ($(PRE_LTO),1)
	$(_v)$(LIBTOOL) -ca $(TARGET)/justlto.o -filelist nonltolink.filelist -o $@
else
	$(_v)$(LIBTOOL) -ca -filelist link.filelist version.o lastkerneldataconst.o lastkernelconstructor.o -o $@
endif
	$(_v)cp $(TARGET)/all-kpi.exp $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).exp
	$(_v)cp $(TARGET)/all-alias.exp $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).alias.exp
	$(_v)echo "$(LD_KERNEL_ARCHIVES)" >$(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).linkarchives
	$(_v)echo "$(LDFLAGS_KERNEL) $(LD_KERNEL_LIBS)" >$(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).linkarguments
	$(_v)$(LN) $(call function_convert_build_config_to_objdir,$(CURRENT_BUILD_CONFIG))/$(KERNEL_FILE_NAME).link $(OBJROOT)/$(KERNEL_FILE_NAME).link

nonlto.o: .CFLAGS $(filter %/MakeInc.kernel,$(MAKEFILE_LIST))
nonlto.o:   $(SRCROOT)/libsa/nonlto.c
	${C_RULE_0}
	${C_RULE_1A}$< $(CFLAGS_NOLTO_FLAG)
	${C_RULE_2}

-include version.d
version.o: .CFLAGS $(filter %/MakeInc.kernel,$(MAKEFILE_LIST))
version.o: $(OBJPATH)/version.c
	${C_RULE_0}
	${C_RULE_1A}$<
	${C_RULE_2}
	${C_RULE_4}

# Always recreate version.sh
$(OBJPATH)/version.c: $(SRCROOT)/config/version.c $(NEWVERS) $(SRCROOT)/config/MasterVersion ALWAYS
	$(_v)$(CP) $< $@
	$(_v)$(NEWVERS) $(OBJPATH)/version.c > /dev/null;


-include lastkerneldataconst.d
lastkerneldataconst.o: .CFLAGS $(filter %/MakeInc.kernel,$(MAKEFILE_LIST))
lastkerneldataconst.o: $(SRCROOT)/libsa/lastkerneldataconst.c
	${C_RULE_0}
	${C_RULE_1A}$<
	${C_RULE_2}


lastkernelconstructor.o_CFLAGS_RM = -fprofile-instr-generate
# the LAST segment is mapped read-only on arm, so if we include llvm profiling
# here it will segfault the kernel.  (see arm_vm_init.c) We don't currently have
# a way of retrieving these counters from LAST anyway, so there's no harm in just
# disabling them.

LAST_FILES=lastkernelconstructor.o
-include lastkernelconstructor.d
lastkernelconstructor.o: .CFLAGS $(filter %/MakeInc.kernel,$(MAKEFILE_LIST))
lastkernelconstructor.o: $(SRCROOT)/libsa/lastkernelconstructor.c
	${C_RULE_0}
	${C_RULE_1A}$< $(CFLAGS_NOLTO_FLAG)
	${C_RULE_2}
	${C_RULE_3}
	${C_RULE_4}
	$(_v)for last_file in ${LAST_FILES};				\
	do							\
		$(SEG_HACK) -s __DATA -n __LAST -o $${last_file}__ $${last_file} || exit 1; \
		mv $${last_file}__ $${last_file} || exit 1;		\
	done

#
# Install rules. Each build config is classified as "primary" (the first
# config for an architecture) or "non-primary". Primary build configs
# have the semantic of competing to *combine* single-architecture
# files into a multi-architecture output in the DSTROOT, like
# $(DSTROOT)/$(KERNEL_FILE_NAME), and consequently each primary build config
# has its install target run serially with respect to other primary
# build configs. Non-primary build configs will never compete for
# files in the DSTROOT or SYMROOT, and can be installed in parallel
# with other non-primary configs (and even primary configs)
#

do_build_install_primary:: do_install_machine_specific_kernel
ifeq ($(BUILD_DSYM),1)
do_build_install_primary:: do_install_machine_specific_kernel_dSYM
endif

do_build_install_non_primary:: do_install_machine_specific_kernel
ifeq ($(BUILD_DSYM),1)
do_build_install_non_primary:: do_install_machine_specific_kernel_dSYM
endif

ifeq ($(BUILD_DSYM),1)
ifeq ($(INSTALL_KERNEL_SYM_TO_KDK),1)
do_build_install_primary:: do_install_machine_specific_KDK_dSYM
do_build_install_non_primary:: do_install_machine_specific_KDK_dSYM
endif
endif

ifeq ($(INSTALL_XNU_DEBUG_FILES),1)
do_build_install_primary:: do_install_xnu_debug_files
endif

.PHONY: do_install_xnu_debug_files

do_install_xnu_debug_files:	$(DSTROOT)/$(DEVELOPER_EXTRAS_DIR)/README.DEBUG-kernel.txt
	@:

#
# If the timestamp indicates the DSTROOT kernel is out of
# date, start over. Normal dependencies don't work because we can have
# ( BUILDA, BUILDB, INSTALLB, INSTALLA ) in which case at INSTALLA time
# the timestamps would $(DSTROOT)/$(KERNEL_FILE_NAME) is not out of date compared
# to BUILDA. So we maintain a separate file at the time make(1)
# was run and use it to determine what actions to take
#

$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME): $(TARGET)/$(KERNEL_FILE_NAME) ALWAYS
	$(_v)$(MKDIR) $(dir $@)
	$(call makelog,$(ColorH)INSTALL$(Color0)       $(ColorF)$(@F)$(Color0) "($(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0) $(ColorLF)$(CURRENT_MACHINE_CONFIG_LC)$(Color0))")
	$(_v)if [ $(OBJROOT)/.mach_kernel.timestamp -nt $@ ]; then	\
		$(INSTALL) $(EXEC_INSTALL_FLAGS) $< $@;			\
		cmdstatus=$$?;						\
	else								\
		$(LIPO) -create $@ $< -output $@;			\
		cmdstatus=$$?;						\
	fi;								\
	exit $$cmdstatus

ifeq ($(BUILD_STATIC_LINK),1)

$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).a: $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).a ALWAYS
	$(_v)$(MKDIR) $(dir $@)
	$(call makelog,$(ColorH)INSTALL$(Color0)       $(ColorF)$(@F)$(Color0))
	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@

$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).linkarguments: $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).linkarguments ALWAYS
	$(_v)$(MKDIR) $(dir $@)
	$(call makelog,$(ColorH)INSTALL$(Color0)       $(ColorF)$(@F)$(Color0))
	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@

$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).linkarchives: $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).linkarchives ALWAYS
	$(_v)$(MKDIR) $(dir $@)
	$(call makelog,$(ColorH)INSTALL$(Color0)       $(ColorF)$(@F)$(Color0))
	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@

$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).exp: $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).exp ALWAYS
	$(_v)$(MKDIR) $(dir $@)
	$(call makelog,$(ColorH)INSTALL$(Color0)       $(ColorF)$(@F)$(Color0))
	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@

$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).alias.exp: $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).alias.exp ALWAYS
	$(_v)$(MKDIR) $(dir $@)
	$(call makelog,$(ColorH)INSTALL$(Color0)       $(ColorF)$(@F)$(Color0))
	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@

# BUILD_STATIC_LINK
endif

$(SYMROOT)/$(KERNEL_FILE_NAME): $(TARGET)/$(KERNEL_FILE_NAME).unstripped ALWAYS
	$(_v)$(MKDIR) $(dir $@)
	$(call makelog,$(ColorH)INSTALLSYM$(Color0)    $(ColorF)$(@F)$(Color0) "($(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0))")
	$(_v)if [ $(OBJROOT)/.mach_kernel.timestamp -nt $@ ]; then		\
		$(INSTALL) $(EXEC_INSTALL_FLAGS) $< $@;				\
		cmdstatus=$$?;							\
	else									\
		$(LIPO) -create $@ $< -output $@;				\
		cmdstatus=$$?;							\
	fi;									\
	exit $$cmdstatus


$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/lldbmacros                                                                     \
$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/lldbmacros                      \
$(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/lldbmacros:                                          \
$(TARGET)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/lldbmacros
	$(_v)$(MKDIR) $(dir $@)
	$(call makelog,$(ColorH)INSTALLMACROS$(Color0) $(ColorF)$(@F)$(Color0) "($(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0))")
	$(_v)$(CP) -r $< $(dir $@)
	$(_v)$(TOUCH) $@

$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/$(KERNEL_LLDBBOOTSTRAP_NAME)                                                   \
$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/$(KERNEL_LLDBBOOTSTRAP_NAME)    \
$(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/$(KERNEL_LLDBBOOTSTRAP_NAME):                        \
$(TARGET)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/$(KERNEL_LLDBBOOTSTRAP_NAME)
	$(_v)$(MKDIR) $(dir $@)
	$(call makelog,$(ColorH)INSTALLMACROS$(Color0) $(ColorF)$(@F)$(Color0) "($(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0))")
	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@

$(DSTROOT)/$(DEVELOPER_EXTRAS_DIR)/README.DEBUG-kernel.txt: $(SRCROOT)/config/README.DEBUG-kernel.txt
	$(_v)$(MKDIR) $(dir $@)
	$(call makelog,$(ColorH)INSTALL$(Color0)       $(ColorF)$(@F)$(Color0))
	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@

$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMINFODIR)/Info.plist $(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMINFODIR)/Info.plist: $(TARGET)/$(KERNEL_FILE_NAME).dSYM/$(DSYMINFODIR)/Info.plist
	$(_v)$(MKDIR) $(dir $@)
	$(call makelog,$(ColorH)INSTALLSYM$(Color0)    $(ColorL)dSYM$(Color0) $(ColorF)$(@F)$(Color0) "($(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0))")
	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@

$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMDWARFDIR)/$(KERNEL_FILE_NAME) $(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMDWARFDIR)/$(KERNEL_FILE_NAME): $(TARGET)/$(KERNEL_FILE_NAME).dSYM/$(DSYMDWARFDIR)/$(KERNEL_FILE_NAME) ALWAYS
	$(_v)$(MKDIR) $(dir $@)
	$(call makelog,$(ColorH)INSTALLSYM$(Color0)    $(ColorL)dSYM$(Color0) $(ColorF)$(@F).dSYM$(ColorF) "($(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0))")
	$(_v)if [ $(OBJROOT)/.mach_kernel.timestamp -nt $@ ]; then			\
		$(INSTALL) $(EXEC_INSTALL_FLAGS) $< $@;					\
		cmdstatus=$$?;								\
	else										\
		$(LIPO) -create $@ $< -output $@;					\
		cmdstatus=$$?;								\
	fi;										\
	exit $$cmdstatus

.PHONY: do_install_machine_specific_kernel do_install_machine_specific_kernel_dSYM

do_install_machine_specific_kernel: $(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME)                \
			$(SYMROOT)/$(KERNEL_FILE_NAME)                                                              \
			$(KERNEL_STATIC_LINK_DST)
	@:

do_install_machine_specific_kernel_dSYM: \
			$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMINFODIR)/Info.plist \
			$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/lldbmacros \
			$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/$(KERNEL_LLDBBOOTSTRAP_NAME) \
			$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMDWARFDIR)/$(KERNEL_FILE_NAME)
	@:

.PHONY: do_install_machine_specific_KDK_dSYM

do_install_machine_specific_KDK_dSYM: \
			$(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMINFODIR)/Info.plist \
			$(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/lldbmacros \
			$(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/$(KERNEL_LLDBBOOTSTRAP_NAME) \
			$(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMDWARFDIR)/$(KERNEL_FILE_NAME)
	@:

# The $(RM) is needed so that the $(LN) doesn't dereference an existing
# symlink during incremental builds and create a new symlink inside
# the target of the existing symlink
do_installhdrs_mi:: $(DSTROOT)/$(KRESDIR)/Info.plist
ifneq ($(INSTALLHDRS_SKIP_HOST),YES)
	$(_v)$(MKDIR) $(DSTROOT)/$(KINCFRAME)
	$(_v)$(MKDIR) $(DSTROOT)/$(KPINCDIR)
	$(_v)$(MKDIR) $(DSTROOT)/$(KRESDIR)
	$(_v)$(RM) $(DSTROOT)/$(KINCFRAME)/Versions/Current
	$(_v)$(LN) $(KINCVERS) $(DSTROOT)/$(KINCFRAME)/Versions/Current
	$(_v)$(RM) $(DSTROOT)/$(KINCFRAME)/Headers
	$(_v)$(LN) Versions/Current/Headers			\
		   $(DSTROOT)/$(KINCFRAME)/Headers
	$(_v)$(RM) $(DSTROOT)/$(KINCFRAME)/PrivateHeaders
	$(_v)$(LN) Versions/Current/PrivateHeaders		\
		   $(DSTROOT)/$(KINCFRAME)/PrivateHeaders
	$(_v)$(RM) $(DSTROOT)/$(KINCFRAME)/Resources
	$(_v)$(LN) Versions/Current/Resources			\
		   $(DSTROOT)/$(KINCFRAME)/Resources
endif

$(DSTROOT)/$(KRESDIR)/Info.plist: $(SOURCE)/EXTERNAL_HEADERS/Info.plist
ifneq ($(INSTALLHDRS_SKIP_HOST),YES)
	$(_v)$(MKDIR) $(DSTROOT)/$(KRESDIR)
	$(_v)$(INSTALL) $(DATA_INSTALL_FLAGS) $< $@
	$(_v)$(NEWVERS) $@ $(_vstdout)
ifeq ($(USE_BINARY_PLIST),1)
	$(_v)$(PLUTIL) -convert binary1 -o $@ $@
endif
endif

$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(ALIAS_FILE_NAME): ALWAYS
	$(call makelog,$(ColorH)ALIAS$(Color0)         $(ColorF)$(@F)$(Color0) "($(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0) $(ColorLF)$(CURRENT_MACHINE_CONFIG_LC)$(Color0) $(ColorLF)$(CURRENT_ALIAS_MACHINE_CONFIG_LC)$(Color0))")
	$(_v)$(INSTALL) $(EXEC_INSTALL_FLAGS) $(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME) $@

install_alias: $(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(ALIAS_FILE_NAME)

print_exports:
	$(_v)printenv | sort