Makefile - qemu - Git at Google

 # Makefile for QEMU.

 ifneq ($(words $(subst :, ,$(CURDIR))), 1)
   $(error main directory cannot contain spaces nor colons)
 endif

 # Always point to the root of the build tree (needs GNU make).
 BUILD_DIR=$(CURDIR)

 # Before including a proper config-host.mak, assume we are in the source tree
 SRC_PATH=.

 UNCHECKED_GOALS := %clean TAGS cscope ctags dist \
     help check-help print-% \
     docker docker-% vm-help vm-test vm-build-%

 # All following code might depend on configuration variables
 ifneq ($(wildcard config-host.mak),)
 # Put the all: rule here so that config-host.mak can contain dependencies.
 all:
 include config-host.mak

 git-submodule-update:

 .PHONY: git-submodule-update

 git_module_status := $(shell \
   cd '$(SRC_PATH)' && \
   GIT="$(GIT)" ./scripts/git-submodule.sh status $(GIT_SUBMODULES); \
   echo $$?; \
 )

 ifeq (1,$(git_module_status))
 ifeq (no,$(GIT_UPDATE))
 git-submodule-update:
 	$(call quiet-command, \
             echo && \
             echo "GIT submodule checkout is out of date. Please run" && \
             echo "  scripts/git-submodule.sh update $(GIT_SUBMODULES)" && \
             echo "from the source directory checkout $(SRC_PATH)" && \
             echo && \
             exit 1)
 else
 git-submodule-update:
 	$(call quiet-command, \
           (cd $(SRC_PATH) && GIT="$(GIT)" ./scripts/git-submodule.sh update $(GIT_SUBMODULES)), \
           "GIT","$(GIT_SUBMODULES)")
 endif
 endif

 export NINJA=./ninjatool

 # Running meson regenerates both build.ninja and ninjatool, and that is
 # enough to prime the rest of the build.
 ninjatool: build.ninja

 # Only needed in case Makefile.ninja does not exist.
 .PHONY: ninja-clean ninja-distclean clean-ctlist
 clean-ctlist:
 ninja-clean::
 ninja-distclean::
 build.ninja: config-host.mak

 Makefile.ninja: build.ninja ninjatool
 	./ninjatool -t ninja2make --omit clean dist uninstall < $< > $@
 -include Makefile.ninja

 ${ninja-targets-c_COMPILER} ${ninja-targets-cpp_COMPILER}: .var.command += -MP

 # If MESON is empty, the rule will be re-evaluated after Makefiles are
 # reread (and MESON won't be empty anymore).
 ifneq ($(MESON),)
 Makefile.mtest: build.ninja scripts/mtest2make.py
 	$(MESON) introspect --tests | $(PYTHON) scripts/mtest2make.py > $@
 -include Makefile.mtest
 endif

 .git-submodule-status: git-submodule-update config-host.mak

 # Check that we're not trying to do an out-of-tree build from
 # a tree that's been used for an in-tree build.
 ifneq ($(realpath $(SRC_PATH)),$(realpath .))
 ifneq ($(wildcard $(SRC_PATH)/config-host.mak),)
 $(error This is an out of tree build but your source tree ($(SRC_PATH)) \
 seems to have been used for an in-tree build. You can fix this by running \
 "$(MAKE) distclean && rm -rf *-linux-user *-softmmu" in your source tree)
 endif
 endif

 CONFIG_SOFTMMU := $(if $(filter %-softmmu,$(TARGET_DIRS)),y)
 CONFIG_USER_ONLY := $(if $(filter %-user,$(TARGET_DIRS)),y)
 CONFIG_XEN := $(CONFIG_XEN_BACKEND)
 CONFIG_ALL=y
 -include config-all-devices.mak
 -include config-all-disas.mak

 config-host.mak: $(SRC_PATH)/configure $(SRC_PATH)/pc-bios $(SRC_PATH)/VERSION
 	@echo $@ is out-of-date, running configure
 	@if test -f meson-private/coredata.dat; then \
 	  ./config.status --skip-meson; \
 	else \
 	  ./config.status; \
 	fi

 # Force configure to re-run if the API symbols are updated
 ifeq ($(CONFIG_PLUGIN),y)
 config-host.mak: $(SRC_PATH)/plugins/qemu-plugins.symbols
 endif

 else
 config-host.mak:
 ifneq ($(filter-out $(UNCHECKED_GOALS),$(MAKECMDGOALS)),$(if $(MAKECMDGOALS),,fail))
 	@echo "Please call configure before running make!"
 	@exit 1
 endif
 endif

 include $(SRC_PATH)/rules.mak

 # lor is defined in rules.mak
 CONFIG_BLOCK := $(call lor,$(CONFIG_SOFTMMU),$(CONFIG_TOOLS))

 generated-files-y += .git-submodule-status

 # Don't try to regenerate Makefile or configure
 # We don't generate any of them
 Makefile: ;
 configure: ;

 .PHONY: all clean cscope distclean install \
 	recurse-all dist msi FORCE

 $(call set-vpath, $(SRC_PATH))

 LIBS+=-lz $(LIBS_TOOLS)

 SUBDIR_MAKEFLAGS=$(if $(V),,--no-print-directory --quiet) BUILD_DIR=$(BUILD_DIR)

 ifneq ($(wildcard config-host.mak),)
 include $(SRC_PATH)/Makefile.objs
 endif

 include $(SRC_PATH)/tests/Makefile.include

 all: recurse-all
 Makefile: $(addsuffix /all, $(SUBDIRS))

 # LIBFDT_lib="": avoid breaking existing trees with objects requiring -fPIC
 DTC_MAKE_ARGS=-I$(SRC_PATH)/dtc VPATH=$(SRC_PATH)/dtc -C dtc V="$(V)" LIBFDT_lib=""
 DTC_CFLAGS=$(CFLAGS) $(QEMU_CFLAGS)
 DTC_CPPFLAGS=-I$(SRC_PATH)/dtc/libfdt

 .PHONY: dtc/all
 dtc/all: .git-submodule-status dtc/libfdt
 	$(call quiet-command,$(MAKE) $(DTC_MAKE_ARGS) CPPFLAGS="$(DTC_CPPFLAGS)" CFLAGS="$(DTC_CFLAGS)" LDFLAGS="$(QEMU_LDFLAGS)" ARFLAGS="$(ARFLAGS)" CC="$(CC)" AR="$(AR)" LD="$(LD)" $(SUBDIR_MAKEFLAGS) libfdt,)

 dtc/%: .git-submodule-status
 	@mkdir -p $@

 # Overriding CFLAGS causes us to lose defines added in the sub-makefile.
 # Not overriding CFLAGS leads to mis-matches between compilation modes.
 # Therefore we replicate some of the logic in the sub-makefile.
 # Remove all the extra -Warning flags that QEMU uses that Capstone doesn't;
 # no need to annoy QEMU developers with such things.
 CAP_CFLAGS = $(patsubst -W%,,$(CFLAGS) $(QEMU_CFLAGS))
 CAP_CFLAGS += -DCAPSTONE_USE_SYS_DYN_MEM
 CAP_CFLAGS += -DCAPSTONE_HAS_ARM
 CAP_CFLAGS += -DCAPSTONE_HAS_ARM64
 CAP_CFLAGS += -DCAPSTONE_HAS_POWERPC
 CAP_CFLAGS += -DCAPSTONE_HAS_X86

 .PHONY: capstone/all
 capstone/all: .git-submodule-status
 	$(call quiet-command,$(MAKE) -C $(SRC_PATH)/capstone CAPSTONE_SHARED=no BUILDDIR="$(BUILD_DIR)/capstone" CC="$(CC)" AR="$(AR)" LD="$(LD)" RANLIB="$(RANLIB)" CFLAGS="$(CAP_CFLAGS)" $(SUBDIR_MAKEFLAGS) $(BUILD_DIR)/capstone/$(LIBCAPSTONE))

 .PHONY: slirp/all
 slirp/all: .git-submodule-status
 	$(call quiet-command,$(MAKE) -C $(SRC_PATH)/slirp		\
 		BUILD_DIR="$(BUILD_DIR)/slirp" 			\
 		PKG_CONFIG="$(PKG_CONFIG)" 				\
 		CC="$(CC)" AR="$(AR)" 	LD="$(LD)" RANLIB="$(RANLIB)"	\
 		CFLAGS="$(QEMU_CFLAGS) $(CFLAGS)" LDFLAGS="$(QEMU_LDFLAGS)")

 ROM_DIRS = $(addprefix pc-bios/, $(ROMS))
 ROM_DIRS_RULES=$(foreach t, all clean, $(addsuffix /$(t), $(ROM_DIRS)))
 # Only keep -O and -g cflags
 .PHONY: $(ROM_DIRS_RULES)
 $(ROM_DIRS_RULES):
 	$(call quiet-command,$(MAKE) $(SUBDIR_MAKEFLAGS) -C $(dir $@) V="$(V)" TARGET_DIR="$(dir $@)" CFLAGS="$(filter -O% -g%,$(CFLAGS))" $(notdir $@),)

 .PHONY: recurse-all recurse-clean
 recurse-all: $(ROM_DIRS)
 recurse-clean: $(addsuffix /clean, $(ROM_DIRS))

 ######################################################################

 clean: recurse-clean ninja-clean clean-ctlist
 	-test -f ninjatool && ./ninjatool $(if $(V),-v,) -t clean
 # avoid old build problems by removing potentially incorrect old files
 	rm -f config.mak op-i386.h opc-i386.h gen-op-i386.h op-arm.h opc-arm.h gen-op-arm.h
 	find . \( -name '*.so' -o -name '*.dll' -o -name '*.[oda]' \) -type f \
 		! -path ./roms/edk2/ArmPkg/Library/GccLto/liblto-aarch64.a \
 		! -path ./roms/edk2/ArmPkg/Library/GccLto/liblto-arm.a \
 		! -path ./roms/edk2/BaseTools/Source/Python/UPT/Dll/sqlite3.dll \
 		-exec rm {} +
 	rm -f TAGS cscope.* *.pod *~ */*~
 	rm -f fsdev/*.pod scsi/*.pod
 	rm -f $(foreach f,$(generated-files-y),$(f) $(f)-timestamp)

 VERSION = $(shell cat $(SRC_PATH)/VERSION)

 dist: qemu-$(VERSION).tar.bz2

 qemu-%.tar.bz2:
 	$(SRC_PATH)/scripts/make-release "$(SRC_PATH)" "$(patsubst qemu-%.tar.bz2,%,$@)"

 distclean: clean ninja-distclean
 	-test -f ninjatool && ./ninjatool $(if $(V),-v,) -t clean -g
 	rm -f config-host.mak config-host.h*
 	rm -f tests/tcg/config-*.mak
 	rm -f config-all-disas.mak config.status
 	rm -f tests/qemu-iotests/common.env
 	rm -f roms/seabios/config.mak roms/vgabios/config.mak
 	rm -f qemu-plugins-ld.symbols qemu-plugins-ld64.symbols
 	rm -f *-config-target.h *-config-devices.mak *-config-devices.h
 	rm -rf meson-private meson-logs meson-info compile_commands.json
 	rm -f Makefile.ninja ninjatool ninjatool.stamp Makefile.mtest
 	rm -f config.log
 	rm -f linux-headers/asm
 	rm -Rf .sdk

 ifdef INSTALL_BLOBS
 BLOBS=bios.bin bios-256k.bin bios-microvm.bin sgabios.bin vgabios.bin vgabios-cirrus.bin \
 vgabios-stdvga.bin vgabios-vmware.bin vgabios-qxl.bin vgabios-virtio.bin \
 vgabios-ramfb.bin vgabios-bochs-display.bin vgabios-ati.bin \
 openbios-sparc32 openbios-sparc64 openbios-ppc QEMU,tcx.bin QEMU,cgthree.bin \
 pxe-e1000.rom pxe-eepro100.rom pxe-ne2k_pci.rom \
 pxe-pcnet.rom pxe-rtl8139.rom pxe-virtio.rom \
 efi-e1000.rom efi-eepro100.rom efi-ne2k_pci.rom \
 efi-pcnet.rom efi-rtl8139.rom efi-virtio.rom \
 efi-e1000e.rom efi-vmxnet3.rom \
 qemu-nsis.bmp \
 bamboo.dtb canyonlands.dtb petalogix-s3adsp1800.dtb petalogix-ml605.dtb \
 multiboot.bin linuxboot.bin linuxboot_dma.bin kvmvapic.bin pvh.bin \
 s390-ccw.img s390-netboot.img \
 slof.bin skiboot.lid \
 palcode-clipper \
 u-boot.e500 u-boot-sam460-20100605.bin \
 qemu_vga.ndrv \
 edk2-licenses.txt \
 hppa-firmware.img \
 opensbi-riscv32-generic-fw_dynamic.bin opensbi-riscv64-generic-fw_dynamic.bin \
 opensbi-riscv32-generic-fw_dynamic.elf opensbi-riscv64-generic-fw_dynamic.elf
 else
 BLOBS=
 endif

 install-datadir:
 	$(INSTALL_DIR) "$(DESTDIR)$(qemu_datadir)"

 install-localstatedir:
 ifdef CONFIG_POSIX
 ifeq ($(CONFIG_GUEST_AGENT),y)
 	$(INSTALL_DIR) "$(DESTDIR)$(qemu_localstatedir)"/run
 endif
 endif

 ICON_SIZES=16x16 24x24 32x32 48x48 64x64 128x128 256x256 512x512

 # Needed by "meson install"
 export DESTDIR
 install: all install-datadir install-localstatedir
 ifdef CONFIG_TRACE_SYSTEMTAP
 	$(INSTALL_PROG) "scripts/qemu-trace-stap" $(DESTDIR)$(bindir)
 endif
 ifneq ($(BLOBS),)
 	set -e; for x in $(BLOBS); do \
 		$(INSTALL_DATA) $(SRC_PATH)/pc-bios/$$x "$(DESTDIR)$(qemu_datadir)"; \
 	done
 endif
 	for s in $(ICON_SIZES); do \
 		mkdir -p "$(DESTDIR)$(qemu_icondir)/hicolor/$${s}/apps"; \
 		$(INSTALL_DATA) $(SRC_PATH)/ui/icons/qemu_$${s}.png \
 			"$(DESTDIR)$(qemu_icondir)/hicolor/$${s}/apps/qemu.png"; \
 	done; \
 	mkdir -p "$(DESTDIR)$(qemu_icondir)/hicolor/32x32/apps"; \
 	$(INSTALL_DATA) $(SRC_PATH)/ui/icons/qemu_32x32.bmp \
 		"$(DESTDIR)$(qemu_icondir)/hicolor/32x32/apps/qemu.bmp"; \
 	mkdir -p "$(DESTDIR)$(qemu_icondir)/hicolor/scalable/apps"; \
 	$(INSTALL_DATA) $(SRC_PATH)/ui/icons/qemu.svg \
 		"$(DESTDIR)$(qemu_icondir)/hicolor/scalable/apps/qemu.svg"
 	mkdir -p "$(DESTDIR)$(qemu_desktopdir)"
 	$(INSTALL_DATA) $(SRC_PATH)/ui/qemu.desktop \
 		"$(DESTDIR)$(qemu_desktopdir)/qemu.desktop"
 	$(INSTALL_DIR) "$(DESTDIR)$(qemu_datadir)/keymaps"

 ifdef CONFIG_WIN32

 INSTALLER = qemu-setup-$(VERSION)$(EXESUF)

 nsisflags = -V2 -NOCD

 ifneq ($(wildcard $(SRC_PATH)/dll),)
 ifeq ($(ARCH),x86_64)
 # 64 bit executables
 DLL_PATH = $(SRC_PATH)/dll/w64
 nsisflags += -DW64
 else
 # 32 bit executables
 DLL_PATH = $(SRC_PATH)/dll/w32
 endif
 endif

 .PHONY: installer
 installer: $(INSTALLER)

 INSTDIR=/tmp/qemu-nsis

 $(INSTALLER): $(SRC_PATH)/qemu.nsi
 	$(MAKE) install DESTDIR=${INSTDIR}
 ifdef SIGNCODE
 	(cd ${INSTDIR}/${bindir}; \
          for i in *.exe; do \
            $(SIGNCODE) $${i}; \
          done \
         )
 endif # SIGNCODE
 	(cd ${INSTDIR}/${bindir}; \
          for i in qemu-system-*.exe; do \
            arch=$${i%.exe}; \
            arch=$${arch#qemu-system-}; \
            echo Section \"$$arch\" Section_$$arch; \
            echo SetOutPath \"\$$INSTDIR\"; \
            echo File \"\$${BINDIR}\\$$i\"; \
            echo SectionEnd; \
          done \
         ) >${INSTDIR}/${bindir}/system-emulations.nsh
 	makensis $(nsisflags) \
                 $(if $(BUILD_DOCS),-DCONFIG_DOCUMENTATION="y") \
                 $(if $(CONFIG_GTK),-DCONFIG_GTK="y") \
                 -DBINDIR="${INSTDIR}/${bindir}" \
                 $(if $(DLL_PATH),-DDLLDIR="$(DLL_PATH)") \
                 -DSRCDIR="$(SRC_PATH)" \
                 -DOUTFILE="$(INSTALLER)" \
                 -DDISPLAYVERSION="$(VERSION)" \
                 $(SRC_PATH)/qemu.nsi
 	rm -r ${INSTDIR}
 ifdef SIGNCODE
 	$(SIGNCODE) $(INSTALLER)
 endif # SIGNCODE
 endif # CONFIG_WIN

 # Add a dependency on the generated files, so that they are always
 # rebuilt before other object files
 ifneq ($(wildcard config-host.mak),)
 ifneq ($(filter-out $(UNCHECKED_GOALS),$(MAKECMDGOALS)),$(if $(MAKECMDGOALS),,fail))
 Makefile: $(generated-files-y)
 endif
 endif

 # Include automatically generated dependency files
 # Dependencies in Makefile.objs files come from our recursive subdir rules
 -include $(wildcard *.d tests/*.d)

 include $(SRC_PATH)/tests/docker/Makefile.include
 include $(SRC_PATH)/tests/vm/Makefile.include

 print-help-run = printf "  %-30s - %s\\n" "$1" "$2"
 print-help = $(quiet-@)$(call print-help-run,$1,$2)

 .PHONY: help
 help:
 	@echo  'Generic targets:'
 	$(call print-help,all,Build all)
 	$(call print-help,dir/file.o,Build specified target only)
 	$(call print-help,install,Install QEMU, documentation and tools)
 	$(call print-help,ctags/TAGS,Generate tags file for editors)
 	$(call print-help,cscope,Generate cscope index)
 	$(call print-help,sparse,Run sparse on the QEMU source)
 	@echo  ''
 	@echo  'Cleaning targets:'
 	$(call print-help,clean,Remove most generated files but keep the config)
 	$(call print-help,distclean,Remove all generated files)
 	$(call print-help,dist,Build a distributable tarball)
 	@echo  ''
 	@echo  'Test targets:'
 	$(call print-help,check,Run all tests (check-help for details))
 	$(call print-help,docker,Help about targets running tests inside containers)
 	$(call print-help,vm-help,Help about targets running tests inside VM)
 	@echo  ''
 	@echo  'Documentation targets:'
 	$(call print-help,html info pdf txt man,Build documentation in specified format)
 	@echo  ''
 ifdef CONFIG_WIN32
 	@echo  'Windows targets:'
 	$(call print-help,installer,Build NSIS-based installer for QEMU)
 ifdef QEMU_GA_MSI_ENABLED
 	$(call print-help,msi,Build MSI-based installer for qemu-ga)
 endif
 	@echo  ''
 endif
 	$(call print-help,$(MAKE) [targets],(quiet build, default))
 	$(call print-help,$(MAKE) V=1 [targets],(verbose build))
	# Makefile for QEMU.

	ifneq ($(words $(subst :, ,$(CURDIR))), 1)
	$(error main directory cannot contain spaces nor colons)
	endif

	# Always point to the root of the build tree (needs GNU make).
	BUILD_DIR=$(CURDIR)

	# Before including a proper config-host.mak, assume we are in the source tree
	SRC_PATH=.

	UNCHECKED_GOALS := %clean TAGS cscope ctags dist \
	help check-help print-% \
	docker docker-% vm-help vm-test vm-build-%

	# All following code might depend on configuration variables
	ifneq ($(wildcard config-host.mak),)
	# Put the all: rule here so that config-host.mak can contain dependencies.
	all:
	include config-host.mak

	git-submodule-update:

	.PHONY: git-submodule-update

	git_module_status := $(shell \
	cd '$(SRC_PATH)' && \
	GIT="$(GIT)" ./scripts/git-submodule.sh status $(GIT_SUBMODULES); \
	echo $$?; \
	)

	ifeq (1,$(git_module_status))
	ifeq (no,$(GIT_UPDATE))
	git-submodule-update:
	$(call quiet-command, \
	echo && \
	echo "GIT submodule checkout is out of date. Please run" && \
	echo " scripts/git-submodule.sh update $(GIT_SUBMODULES)" && \
	echo "from the source directory checkout $(SRC_PATH)" && \
	echo && \
	exit 1)
	else
	git-submodule-update:
	$(call quiet-command, \
	(cd $(SRC_PATH) && GIT="$(GIT)" ./scripts/git-submodule.sh update $(GIT_SUBMODULES)), \
	"GIT","$(GIT_SUBMODULES)")
	endif
	endif

	export NINJA=./ninjatool

	# Running meson regenerates both build.ninja and ninjatool, and that is
	# enough to prime the rest of the build.
	ninjatool: build.ninja

	# Only needed in case Makefile.ninja does not exist.
	.PHONY: ninja-clean ninja-distclean clean-ctlist
	clean-ctlist:
	ninja-clean::
	ninja-distclean::
	build.ninja: config-host.mak

	Makefile.ninja: build.ninja ninjatool
	./ninjatool -t ninja2make --omit clean dist uninstall < $< > $@
	-include Makefile.ninja

	${ninja-targets-c_COMPILER} ${ninja-targets-cpp_COMPILER}: .var.command += -MP

	# If MESON is empty, the rule will be re-evaluated after Makefiles are
	# reread (and MESON won't be empty anymore).
	ifneq ($(MESON),)
	Makefile.mtest: build.ninja scripts/mtest2make.py
	$(MESON) introspect --tests \| $(PYTHON) scripts/mtest2make.py > $@
	-include Makefile.mtest
	endif

	.git-submodule-status: git-submodule-update config-host.mak

	# Check that we're not trying to do an out-of-tree build from
	# a tree that's been used for an in-tree build.
	ifneq ($(realpath $(SRC_PATH)),$(realpath .))
	ifneq ($(wildcard $(SRC_PATH)/config-host.mak),)
	$(error This is an out of tree build but your source tree ($(SRC_PATH)) \
	seems to have been used for an in-tree build. You can fix this by running \
	"$(MAKE) distclean && rm -rf -linux-user -softmmu" in your source tree)
	endif
	endif

	CONFIG_SOFTMMU := $(if $(filter %-softmmu,$(TARGET_DIRS)),y)
	CONFIG_USER_ONLY := $(if $(filter %-user,$(TARGET_DIRS)),y)
	CONFIG_XEN := $(CONFIG_XEN_BACKEND)
	CONFIG_ALL=y
	-include config-all-devices.mak
	-include config-all-disas.mak

	config-host.mak: $(SRC_PATH)/configure $(SRC_PATH)/pc-bios $(SRC_PATH)/VERSION
	@echo $@ is out-of-date, running configure
	@if test -f meson-private/coredata.dat; then \
	./config.status --skip-meson; \
	else \
	./config.status; \
	fi

	# Force configure to re-run if the API symbols are updated
	ifeq ($(CONFIG_PLUGIN),y)
	config-host.mak: $(SRC_PATH)/plugins/qemu-plugins.symbols
	endif

	else
	config-host.mak:
	ifneq ($(filter-out $(UNCHECKED_GOALS),$(MAKECMDGOALS)),$(if $(MAKECMDGOALS),,fail))
	@echo "Please call configure before running make!"
	@exit 1
	endif
	endif

	include $(SRC_PATH)/rules.mak

	# lor is defined in rules.mak
	CONFIG_BLOCK := $(call lor,$(CONFIG_SOFTMMU),$(CONFIG_TOOLS))

	generated-files-y += .git-submodule-status

	# Don't try to regenerate Makefile or configure
	# We don't generate any of them
	Makefile: ;
	configure: ;

	.PHONY: all clean cscope distclean install \
	recurse-all dist msi FORCE

	$(call set-vpath, $(SRC_PATH))

	LIBS+=-lz $(LIBS_TOOLS)

	SUBDIR_MAKEFLAGS=$(if $(V),,--no-print-directory --quiet) BUILD_DIR=$(BUILD_DIR)

	ifneq ($(wildcard config-host.mak),)
	include $(SRC_PATH)/Makefile.objs
	endif

	include $(SRC_PATH)/tests/Makefile.include

	all: recurse-all
	Makefile: $(addsuffix /all, $(SUBDIRS))

	# LIBFDT_lib="": avoid breaking existing trees with objects requiring -fPIC
	DTC_MAKE_ARGS=-I$(SRC_PATH)/dtc VPATH=$(SRC_PATH)/dtc -C dtc V="$(V)" LIBFDT_lib=""
	DTC_CFLAGS=$(CFLAGS) $(QEMU_CFLAGS)
	DTC_CPPFLAGS=-I$(SRC_PATH)/dtc/libfdt

	.PHONY: dtc/all
	dtc/all: .git-submodule-status dtc/libfdt
	$(call quiet-command,$(MAKE) $(DTC_MAKE_ARGS) CPPFLAGS="$(DTC_CPPFLAGS)" CFLAGS="$(DTC_CFLAGS)" LDFLAGS="$(QEMU_LDFLAGS)" ARFLAGS="$(ARFLAGS)" CC="$(CC)" AR="$(AR)" LD="$(LD)" $(SUBDIR_MAKEFLAGS) libfdt,)

	dtc/%: .git-submodule-status
	@mkdir -p $@

	# Overriding CFLAGS causes us to lose defines added in the sub-makefile.
	# Not overriding CFLAGS leads to mis-matches between compilation modes.
	# Therefore we replicate some of the logic in the sub-makefile.
	# Remove all the extra -Warning flags that QEMU uses that Capstone doesn't;
	# no need to annoy QEMU developers with such things.
	CAP_CFLAGS = $(patsubst -W%,,$(CFLAGS) $(QEMU_CFLAGS))
	CAP_CFLAGS += -DCAPSTONE_USE_SYS_DYN_MEM
	CAP_CFLAGS += -DCAPSTONE_HAS_ARM
	CAP_CFLAGS += -DCAPSTONE_HAS_ARM64
	CAP_CFLAGS += -DCAPSTONE_HAS_POWERPC
	CAP_CFLAGS += -DCAPSTONE_HAS_X86

	.PHONY: capstone/all
	capstone/all: .git-submodule-status
	$(call quiet-command,$(MAKE) -C $(SRC_PATH)/capstone CAPSTONE_SHARED=no BUILDDIR="$(BUILD_DIR)/capstone" CC="$(CC)" AR="$(AR)" LD="$(LD)" RANLIB="$(RANLIB)" CFLAGS="$(CAP_CFLAGS)" $(SUBDIR_MAKEFLAGS) $(BUILD_DIR)/capstone/$(LIBCAPSTONE))

	.PHONY: slirp/all
	slirp/all: .git-submodule-status
	$(call quiet-command,$(MAKE) -C $(SRC_PATH)/slirp \
	BUILD_DIR="$(BUILD_DIR)/slirp" \
	PKG_CONFIG="$(PKG_CONFIG)" \
	CC="$(CC)" AR="$(AR)" LD="$(LD)" RANLIB="$(RANLIB)" \
	CFLAGS="$(QEMU_CFLAGS) $(CFLAGS)" LDFLAGS="$(QEMU_LDFLAGS)")

	ROM_DIRS = $(addprefix pc-bios/, $(ROMS))
	ROM_DIRS_RULES=$(foreach t, all clean, $(addsuffix /$(t), $(ROM_DIRS)))
	# Only keep -O and -g cflags
	.PHONY: $(ROM_DIRS_RULES)
	$(ROM_DIRS_RULES):
	$(call quiet-command,$(MAKE) $(SUBDIR_MAKEFLAGS) -C $(dir $@) V="$(V)" TARGET_DIR="$(dir $@)" CFLAGS="$(filter -O% -g%,$(CFLAGS))" $(notdir $@),)

	.PHONY: recurse-all recurse-clean
	recurse-all: $(ROM_DIRS)
	recurse-clean: $(addsuffix /clean, $(ROM_DIRS))

	######################################################################

	clean: recurse-clean ninja-clean clean-ctlist
	-test -f ninjatool && ./ninjatool $(if $(V),-v,) -t clean
	# avoid old build problems by removing potentially incorrect old files
	rm -f config.mak op-i386.h opc-i386.h gen-op-i386.h op-arm.h opc-arm.h gen-op-arm.h
	find . \( -name '.so' -o -name '.dll' -o -name '*.[oda]' \) -type f \
	! -path ./roms/edk2/ArmPkg/Library/GccLto/liblto-aarch64.a \
	! -path ./roms/edk2/ArmPkg/Library/GccLto/liblto-arm.a \
	! -path ./roms/edk2/BaseTools/Source/Python/UPT/Dll/sqlite3.dll \
	-exec rm {} +
	rm -f TAGS cscope.* .pod ~ /~
	rm -f fsdev/.pod scsi/.pod
	rm -f $(foreach f,$(generated-files-y),$(f) $(f)-timestamp)

	VERSION = $(shell cat $(SRC_PATH)/VERSION)

	dist: qemu-$(VERSION).tar.bz2

	qemu-%.tar.bz2:
	$(SRC_PATH)/scripts/make-release "$(SRC_PATH)" "$(patsubst qemu-%.tar.bz2,%,$@)"

	distclean: clean ninja-distclean
	-test -f ninjatool && ./ninjatool $(if $(V),-v,) -t clean -g
	rm -f config-host.mak config-host.h*
	rm -f tests/tcg/config-*.mak
	rm -f config-all-disas.mak config.status
	rm -f tests/qemu-iotests/common.env
	rm -f roms/seabios/config.mak roms/vgabios/config.mak
	rm -f qemu-plugins-ld.symbols qemu-plugins-ld64.symbols
	rm -f -config-target.h -config-devices.mak *-config-devices.h
	rm -rf meson-private meson-logs meson-info compile_commands.json
	rm -f Makefile.ninja ninjatool ninjatool.stamp Makefile.mtest
	rm -f config.log
	rm -f linux-headers/asm
	rm -Rf .sdk

	ifdef INSTALL_BLOBS
	BLOBS=bios.bin bios-256k.bin bios-microvm.bin sgabios.bin vgabios.bin vgabios-cirrus.bin \
	vgabios-stdvga.bin vgabios-vmware.bin vgabios-qxl.bin vgabios-virtio.bin \
	vgabios-ramfb.bin vgabios-bochs-display.bin vgabios-ati.bin \
	openbios-sparc32 openbios-sparc64 openbios-ppc QEMU,tcx.bin QEMU,cgthree.bin \
	pxe-e1000.rom pxe-eepro100.rom pxe-ne2k_pci.rom \
	pxe-pcnet.rom pxe-rtl8139.rom pxe-virtio.rom \
	efi-e1000.rom efi-eepro100.rom efi-ne2k_pci.rom \
	efi-pcnet.rom efi-rtl8139.rom efi-virtio.rom \
	efi-e1000e.rom efi-vmxnet3.rom \
	qemu-nsis.bmp \
	bamboo.dtb canyonlands.dtb petalogix-s3adsp1800.dtb petalogix-ml605.dtb \
	multiboot.bin linuxboot.bin linuxboot_dma.bin kvmvapic.bin pvh.bin \
	s390-ccw.img s390-netboot.img \
	slof.bin skiboot.lid \
	palcode-clipper \
	u-boot.e500 u-boot-sam460-20100605.bin \
	qemu_vga.ndrv \
	edk2-licenses.txt \
	hppa-firmware.img \
	opensbi-riscv32-generic-fw_dynamic.bin opensbi-riscv64-generic-fw_dynamic.bin \
	opensbi-riscv32-generic-fw_dynamic.elf opensbi-riscv64-generic-fw_dynamic.elf
	else
	BLOBS=
	endif

	install-datadir:
	$(INSTALL_DIR) "$(DESTDIR)$(qemu_datadir)"

	install-localstatedir:
	ifdef CONFIG_POSIX
	ifeq ($(CONFIG_GUEST_AGENT),y)
	$(INSTALL_DIR) "$(DESTDIR)$(qemu_localstatedir)"/run
	endif
	endif

	ICON_SIZES=16x16 24x24 32x32 48x48 64x64 128x128 256x256 512x512

	# Needed by "meson install"
	export DESTDIR
	install: all install-datadir install-localstatedir
	ifdef CONFIG_TRACE_SYSTEMTAP
	$(INSTALL_PROG) "scripts/qemu-trace-stap" $(DESTDIR)$(bindir)
	endif
	ifneq ($(BLOBS),)
	set -e; for x in $(BLOBS); do \
	$(INSTALL_DATA) $(SRC_PATH)/pc-bios/$$x "$(DESTDIR)$(qemu_datadir)"; \
	done
	endif
	for s in $(ICON_SIZES); do \
	mkdir -p "$(DESTDIR)$(qemu_icondir)/hicolor/$${s}/apps"; \
	$(INSTALL_DATA) $(SRC_PATH)/ui/icons/qemu_$${s}.png \
	"$(DESTDIR)$(qemu_icondir)/hicolor/$${s}/apps/qemu.png"; \
	done; \
	mkdir -p "$(DESTDIR)$(qemu_icondir)/hicolor/32x32/apps"; \
	$(INSTALL_DATA) $(SRC_PATH)/ui/icons/qemu_32x32.bmp \
	"$(DESTDIR)$(qemu_icondir)/hicolor/32x32/apps/qemu.bmp"; \
	mkdir -p "$(DESTDIR)$(qemu_icondir)/hicolor/scalable/apps"; \
	$(INSTALL_DATA) $(SRC_PATH)/ui/icons/qemu.svg \
	"$(DESTDIR)$(qemu_icondir)/hicolor/scalable/apps/qemu.svg"
	mkdir -p "$(DESTDIR)$(qemu_desktopdir)"
	$(INSTALL_DATA) $(SRC_PATH)/ui/qemu.desktop \
	"$(DESTDIR)$(qemu_desktopdir)/qemu.desktop"
	$(INSTALL_DIR) "$(DESTDIR)$(qemu_datadir)/keymaps"

	ifdef CONFIG_WIN32

	INSTALLER = qemu-setup-$(VERSION)$(EXESUF)

	nsisflags = -V2 -NOCD

	ifneq ($(wildcard $(SRC_PATH)/dll),)
	ifeq ($(ARCH),x86_64)
	# 64 bit executables
	DLL_PATH = $(SRC_PATH)/dll/w64
	nsisflags += -DW64
	else
	# 32 bit executables
	DLL_PATH = $(SRC_PATH)/dll/w32
	endif
	endif

	.PHONY: installer
	installer: $(INSTALLER)

	INSTDIR=/tmp/qemu-nsis

	$(INSTALLER): $(SRC_PATH)/qemu.nsi
	$(MAKE) install DESTDIR=${INSTDIR}
	ifdef SIGNCODE
	(cd ${INSTDIR}/${bindir}; \
	for i in *.exe; do \
	$(SIGNCODE) $${i}; \
	done \
	)
	endif # SIGNCODE
	(cd ${INSTDIR}/${bindir}; \
	for i in qemu-system-*.exe; do \
	arch=$${i%.exe}; \
	arch=$${arch#qemu-system-}; \
	echo Section \"$$arch\" Section_$$arch; \
	echo SetOutPath \"\$$INSTDIR\"; \
	echo File \"\$${BINDIR}\\$$i\"; \
	echo SectionEnd; \
	done \
	) >${INSTDIR}/${bindir}/system-emulations.nsh
	makensis $(nsisflags) \
	$(if $(BUILD_DOCS),-DCONFIG_DOCUMENTATION="y") \
	$(if $(CONFIG_GTK),-DCONFIG_GTK="y") \
	-DBINDIR="${INSTDIR}/${bindir}" \
	$(if $(DLL_PATH),-DDLLDIR="$(DLL_PATH)") \
	-DSRCDIR="$(SRC_PATH)" \
	-DOUTFILE="$(INSTALLER)" \
	-DDISPLAYVERSION="$(VERSION)" \
	$(SRC_PATH)/qemu.nsi
	rm -r ${INSTDIR}
	ifdef SIGNCODE
	$(SIGNCODE) $(INSTALLER)
	endif # SIGNCODE
	endif # CONFIG_WIN

	# Add a dependency on the generated files, so that they are always
	# rebuilt before other object files
	ifneq ($(wildcard config-host.mak),)
	ifneq ($(filter-out $(UNCHECKED_GOALS),$(MAKECMDGOALS)),$(if $(MAKECMDGOALS),,fail))
	Makefile: $(generated-files-y)
	endif
	endif

	# Include automatically generated dependency files
	# Dependencies in Makefile.objs files come from our recursive subdir rules
	-include $(wildcard .d tests/.d)

	include $(SRC_PATH)/tests/docker/Makefile.include
	include $(SRC_PATH)/tests/vm/Makefile.include

	print-help-run = printf " %-30s - %s\\n" "$1" "$2"
	print-help = $(quiet-@)$(call print-help-run,$1,$2)

	.PHONY: help
	help:
	@echo 'Generic targets:'
	$(call print-help,all,Build all)
	$(call print-help,dir/file.o,Build specified target only)
	$(call print-help,install,Install QEMU, documentation and tools)
	$(call print-help,ctags/TAGS,Generate tags file for editors)
	$(call print-help,cscope,Generate cscope index)
	$(call print-help,sparse,Run sparse on the QEMU source)
	@echo ''
	@echo 'Cleaning targets:'
	$(call print-help,clean,Remove most generated files but keep the config)
	$(call print-help,distclean,Remove all generated files)
	$(call print-help,dist,Build a distributable tarball)
	@echo ''
	@echo 'Test targets:'
	$(call print-help,check,Run all tests (check-help for details))
	$(call print-help,docker,Help about targets running tests inside containers)
	$(call print-help,vm-help,Help about targets running tests inside VM)
	@echo ''
	@echo 'Documentation targets:'
	$(call print-help,html info pdf txt man,Build documentation in specified format)
	@echo ''
	ifdef CONFIG_WIN32
	@echo 'Windows targets:'
	$(call print-help,installer,Build NSIS-based installer for QEMU)
	ifdef QEMU_GA_MSI_ENABLED
	$(call print-help,msi,Build MSI-based installer for qemu-ga)
	endif
	@echo ''
	endif
	$(call print-help,$(MAKE) [targets],(quiet build, default))
	$(call print-help,$(MAKE) V=1 [targets],(verbose build))