[mirror_qemu.git] / Makefile

# 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=.

# Don't use implicit rules or variables
# we have explicit rules for everything
MAKEFLAGS += -rR

SHELL = /usr/bin/env bash -o pipefail

# Usage: $(call quiet-command,command and args,"NAME","args to print")
# This will run "command and args", and either:
#  if V=1 just print the whole command and args
#  otherwise print the 'quiet' output in the format "  NAME     args to print"
# NAME should be a short name of the command, 7 letters or fewer.
# If called with only a single argument, will print nothing in quiet mode.
quiet-command-run = $(if $(V),,$(if $2,printf "  %-7s %s\n" $2 $3 && ))$1
quiet-@ = $(if $(V),,@)
quiet-command = $(quiet-@)$(call quiet-command-run,$1,$2,$3)

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

all:
.PHONY: all clean distclean recurse-all dist msi FORCE

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

# All following code might depend on configuration variables
ifneq ($(wildcard config-host.mak),)
include config-host.mak

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

.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            echo "GIT submodule checkout is out of date.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

# 0. ensure the build tree is okay

# 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

# force a rerun of configure if config-host.mak is too old or corrupted
ifeq ($(MESON),)
.PHONY: config-host.mak
x := $(shell rm -rf meson-private meson-info meson-logs)
endif
ifeq ($(NINJA),)
.PHONY: config-host.mak
x := $(shell rm -rf meson-private meson-info meson-logs)
else
export NINJA
endif
ifeq ($(wildcard build.ninja),)
.PHONY: config-host.mak
x := $(shell rm -rf meson-private meson-info meson-logs)
endif
ifeq ($(origin prefix),file)
.PHONY: config-host.mak
x := $(shell rm -rf meson-private meson-info meson-logs)
endif

# 1. ensure config-host.mak is up-to-date
config-host.mak: $(SRC_PATH)/configure $(SRC_PATH)/pc-bios $(SRC_PATH)/VERSION
	@echo config-host.mak is out-of-date, running configure
	@if test -f meson-private/coredata.dat; then \
	  ./config.status --skip-meson; \
	else \
	  ./config.status && touch build.ninja.stamp; \
	fi

# 2. meson.stamp exists if meson has run at least once (so ninja reconfigure
# works), but otherwise never needs to be updated
meson-private/coredata.dat: meson.stamp
meson.stamp: config-host.mak
	@touch meson.stamp

# 3. ensure generated build files are up-to-date

ifneq ($(NINJA),)
Makefile.ninja: build.ninja
	$(quiet-@){ \
	  echo 'ninja-targets = \'; \
	  $(NINJA) -t targets all | sed 's/:.*//; $$!s/$$/ \\/'; \
	  echo 'build-files = \'; \
	  $(NINJA) -t query build.ninja | sed -n '1,/^  input:/d; /^  outputs:/q; s/$$/ \\/p'; \
	} > $@.tmp && mv $@.tmp $@
-include Makefile.ninja

# A separate rule is needed for Makefile dependencies to avoid -n
build.ninja: build.ninja.stamp
build.ninja.stamp: meson.stamp $(build-files)
	$(NINJA) $(if $V,-v,) build.ninja && touch $@
endif

ifneq ($(MESON),)
Makefile.mtest: build.ninja scripts/mtest2make.py
	$(MESON) introspect --targets --tests --benchmarks | $(PYTHON) scripts/mtest2make.py > $@
-include Makefile.mtest
endif

# 4. Rules to bridge to other makefiles

ifneq ($(NINJA),)
MAKE.n = $(findstring n,$(firstword $(MAKEFLAGS)))
MAKE.k = $(findstring k,$(firstword $(MAKEFLAGS)))
MAKE.q = $(findstring q,$(firstword $(MAKEFLAGS)))
MAKE.nq = $(if $(word 2, $(MAKE.n) $(MAKE.q)),nq)
NINJAFLAGS = $(if $V,-v) $(if $(MAKE.n), -n) $(if $(MAKE.k), -k0) \
        $(filter-out -j, $(lastword -j1 $(filter -l% -j%, $(MAKEFLAGS)))) \

ninja-cmd-goals = $(or $(MAKECMDGOALS), all)
ninja-cmd-goals += $(foreach t, $(.tests), $(.test.deps.$t))

makefile-targets := build.ninja ctags TAGS cscope dist clean uninstall
# "ninja -t targets" also lists all prerequisites.  If build system
# files are marked as PHONY, however, Make will always try to execute
# "ninja build.ninja".
ninja-targets := $(filter-out $(build-files) $(makefile-targets), $(ninja-targets))
.PHONY: $(ninja-targets) run-ninja
$(ninja-targets): run-ninja

# Use "| cat" to give Ninja a more "make-y" output.  Use "+" to bypass the
# --output-sync line.
run-ninja: config-host.mak
ifneq ($(filter $(ninja-targets), $(ninja-cmd-goals)),)
	+$(quiet-@)$(if $(MAKE.nq),@:, $(NINJA) \
	   $(NINJAFLAGS) $(sort $(filter $(ninja-targets), $(ninja-cmd-goals))) | cat)
endif
endif

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

.PHONY: plugins
plugins:
	$(call quiet-command,\
		$(MAKE) $(SUBDIR_MAKEFLAGS) -C contrib/plugins V="$(V)", \
		"BUILD", "example plugins")
endif # $(CONFIG_PLUGIN)

else # config-host.mak does not exist
config-host.mak:
ifneq ($(filter-out $(UNCHECKED_GOALS),$(MAKECMDGOALS)),$(if $(MAKECMDGOALS),,fail))
	@echo "Please call configure before running make!"
	@exit 1
endif
endif # config-host.mak does not exist

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

include $(SRC_PATH)/tests/Makefile.include

all: recurse-all

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 $@)" $(notdir $@),)

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

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

clean: recurse-clean
	-$(quiet-@)test -f build.ninja && $(NINJA) $(NINJAFLAGS) -t clean || :
	-$(quiet-@)test -f build.ninja && $(NINJA) $(NINJAFLAGS) clean-ctlist || :
# 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 \
		-exec rm {} +
	rm -f TAGS cscope.* *.pod *~ */*~
	rm -f fsdev/*.pod scsi/*.pod

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
	-$(quiet-@)test -f build.ninja && $(NINJA) $(NINJAFLAGS) -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 Makefile.mtest build.ninja.stamp meson.stamp
	rm -f config.log
	rm -f linux-headers/asm
	rm -Rf .sdk

find-src-path = find "$(SRC_PATH)/" -path "$(SRC_PATH)/meson" -prune -o \( -name "*.[chsS]" -o -name "*.[ch].inc" \)

.PHONY: ctags
ctags:
	rm -f "$(SRC_PATH)/"tags
	$(find-src-path) -exec ctags -f "$(SRC_PATH)/"tags --append {} +

.PHONY: TAGS
TAGS:
	rm -f "$(SRC_PATH)/"TAGS
	$(find-src-path) -exec etags -f "$(SRC_PATH)/"TAGS --append {} +

.PHONY: cscope
cscope:
	rm -f "$(SRC_PATH)"/cscope.*
	$(find-src-path) -print | sed -e 's,^\./,,' > "$(SRC_PATH)/cscope.files"
	cscope -b -i"$(SRC_PATH)/cscope.files" -f"$(SRC_PATH)"/cscope.out

# Needed by "meson install"
export DESTDIR

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

print-help-run = printf "  %-30s - %s\\n" "$1" "$2"
print-help = @$(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)
	$(call print-help,sparse,Run sparse on the QEMU source)
	@echo  ''
ifeq ($(CONFIG_PLUGIN),y)
	@echo  'Plugin targets:'
	$(call print-help,plugins,Build the example TCG plugins)
	@echo  ''
endif
	@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,bench,Run all benchmarks)
	$(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 man,Build documentation in specified format)
	@echo  ''
ifdef CONFIG_WIN32
	@echo  'Windows targets:'
	$(call print-help,installer,Build NSIS-based installer for QEMU)
ifdef CONFIG_QGA_MSI
	$(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))

# will delete the target of a rule if commands exit with a nonzero exit status
.DELETE_ON_ERROR:

print-%:
	@echo '$*=$($*)'
Commit	Line	Data
	1	# Makefile for QEMU.
	2
	3	ifneq ($(words $(subst :, ,$(CURDIR))), 1)
	4	$(error main directory cannot contain spaces nor colons)
	5	endif
	6
	7	# Always point to the root of the build tree (needs GNU make).
	8	BUILD_DIR=$(CURDIR)
	9
	10	# Before including a proper config-host.mak, assume we are in the source tree
	11	SRC_PATH=.
	12
	13	# Don't use implicit rules or variables
	14	# we have explicit rules for everything
	15	MAKEFLAGS += -rR
	16
	17	SHELL = /usr/bin/env bash -o pipefail
	18
	19	# Usage: $(call quiet-command,command and args,"NAME","args to print")
	20	# This will run "command and args", and either:
	21	# if V=1 just print the whole command and args
	22	# otherwise print the 'quiet' output in the format " NAME args to print"
	23	# NAME should be a short name of the command, 7 letters or fewer.
	24	# If called with only a single argument, will print nothing in quiet mode.
	25	quiet-command-run = $(if $(V),,$(if $2,printf " %-7s %s\n" $2 $3 && ))$1
	26	quiet-@ = $(if $(V),,@)
	27	quiet-command = $(quiet-@)$(call quiet-command-run,$1,$2,$3)
	28
	29	UNCHECKED_GOALS := %clean TAGS cscope ctags dist \
	30	help check-help print-% \
	31	docker docker-% vm-help vm-test vm-build-%
	32
	33	all:
	34	.PHONY: all clean distclean recurse-all dist msi FORCE
	35
	36	# Don't try to regenerate Makefile or configure
	37	# We don't generate any of them
	38	Makefile: ;
	39	configure: ;
	40
	41	# All following code might depend on configuration variables
	42	ifneq ($(wildcard config-host.mak),)
	43	include config-host.mak
	44
	45	git-submodule-update:
	46	.git-submodule-status: git-submodule-update config-host.mak
	47	Makefile: .git-submodule-status
	48
	49	.PHONY: git-submodule-update
	50
	51	git_module_status := $(shell \
	52	cd '$(SRC_PATH)' && \
	53	GIT="$(GIT)" ./scripts/git-submodule.sh status $(GIT_SUBMODULES); \
	54	echo $$?; \
	55	)
	56
	57	ifeq (1,$(git_module_status))
	58	ifeq (no,$(GIT_UPDATE))
	59	git-submodule-update:
	60	$(call quiet-command, \
	61	echo && \
	62	echo "GIT submodule checkout is out of date. Please run" && \
	63	echo " scripts/git-submodule.sh update $(GIT_SUBMODULES)" && \
	64	echo "from the source directory checkout $(SRC_PATH)" && \
	65	echo && \
	66	exit 1)
	67	else
	68	git-submodule-update:
	69	$(call quiet-command, \
	70	(cd $(SRC_PATH) && GIT="$(GIT)" ./scripts/git-submodule.sh update $(GIT_SUBMODULES)), \
	71	"GIT","$(GIT_SUBMODULES)")
	72	endif
	73	endif
	74
	75	# 0. ensure the build tree is okay
	76
	77	# Check that we're not trying to do an out-of-tree build from
	78	# a tree that's been used for an in-tree build.
	79	ifneq ($(realpath $(SRC_PATH)),$(realpath .))
	80	ifneq ($(wildcard $(SRC_PATH)/config-host.mak),)
	81	$(error This is an out of tree build but your source tree ($(SRC_PATH)) \
	82	seems to have been used for an in-tree build. You can fix this by running \
	83	"$(MAKE) distclean && rm -rf -linux-user -softmmu" in your source tree)
	84	endif
	85	endif
	86
	87	# force a rerun of configure if config-host.mak is too old or corrupted
	88	ifeq ($(MESON),)
	89	.PHONY: config-host.mak
	90	x := $(shell rm -rf meson-private meson-info meson-logs)
	91	endif
	92	ifeq ($(NINJA),)
	93	.PHONY: config-host.mak
	94	x := $(shell rm -rf meson-private meson-info meson-logs)
	95	else
	96	export NINJA
	97	endif
	98	ifeq ($(wildcard build.ninja),)
	99	.PHONY: config-host.mak
	100	x := $(shell rm -rf meson-private meson-info meson-logs)
	101	endif
	102	ifeq ($(origin prefix),file)
	103	.PHONY: config-host.mak
	104	x := $(shell rm -rf meson-private meson-info meson-logs)
	105	endif
	106
	107	# 1. ensure config-host.mak is up-to-date
	108	config-host.mak: $(SRC_PATH)/configure $(SRC_PATH)/pc-bios $(SRC_PATH)/VERSION
	109	@echo config-host.mak is out-of-date, running configure
	110	@if test -f meson-private/coredata.dat; then \
	111	./config.status --skip-meson; \
	112	else \
	113	./config.status && touch build.ninja.stamp; \
	114	fi
	115
	116	# 2. meson.stamp exists if meson has run at least once (so ninja reconfigure
	117	# works), but otherwise never needs to be updated
	118	meson-private/coredata.dat: meson.stamp
	119	meson.stamp: config-host.mak
	120	@touch meson.stamp
	121
	122	# 3. ensure generated build files are up-to-date
	123
	124	ifneq ($(NINJA),)
	125	Makefile.ninja: build.ninja
	126	$(quiet-@){ \
	127	echo 'ninja-targets = \'; \
	128	$(NINJA) -t targets all \| sed 's/:.*//; $$!s/$$/ \\/'; \
	129	echo 'build-files = \'; \
	130	$(NINJA) -t query build.ninja \| sed -n '1,/^ input:/d; /^ outputs:/q; s/$$/ \\/p'; \
	131	} > $@.tmp && mv $@.tmp $@
	132	-include Makefile.ninja
	133
	134	# A separate rule is needed for Makefile dependencies to avoid -n
	135	build.ninja: build.ninja.stamp
	136	build.ninja.stamp: meson.stamp $(build-files)
	137	$(NINJA) $(if $V,-v,) build.ninja && touch $@
	138	endif
	139
	140	ifneq ($(MESON),)
	141	Makefile.mtest: build.ninja scripts/mtest2make.py
	142	$(MESON) introspect --targets --tests --benchmarks \| $(PYTHON) scripts/mtest2make.py > $@
	143	-include Makefile.mtest
	144	endif
	145
	146	# 4. Rules to bridge to other makefiles
	147
	148	ifneq ($(NINJA),)
	149	MAKE.n = $(findstring n,$(firstword $(MAKEFLAGS)))
	150	MAKE.k = $(findstring k,$(firstword $(MAKEFLAGS)))
	151	MAKE.q = $(findstring q,$(firstword $(MAKEFLAGS)))
	152	MAKE.nq = $(if $(word 2, $(MAKE.n) $(MAKE.q)),nq)
	153	NINJAFLAGS = $(if $V,-v) $(if $(MAKE.n), -n) $(if $(MAKE.k), -k0) \
	154	$(filter-out -j, $(lastword -j1 $(filter -l% -j%, $(MAKEFLAGS)))) \
	155
	156	ninja-cmd-goals = $(or $(MAKECMDGOALS), all)
	157	ninja-cmd-goals += $(foreach t, $(.tests), $(.test.deps.$t))
	158
	159	makefile-targets := build.ninja ctags TAGS cscope dist clean uninstall
	160	# "ninja -t targets" also lists all prerequisites. If build system
	161	# files are marked as PHONY, however, Make will always try to execute
	162	# "ninja build.ninja".
	163	ninja-targets := $(filter-out $(build-files) $(makefile-targets), $(ninja-targets))
	164	.PHONY: $(ninja-targets) run-ninja
	165	$(ninja-targets): run-ninja
	166
	167	# Use "\| cat" to give Ninja a more "make-y" output. Use "+" to bypass the
	168	# --output-sync line.
	169	run-ninja: config-host.mak
	170	ifneq ($(filter $(ninja-targets), $(ninja-cmd-goals)),)
	171	+$(quiet-@)$(if $(MAKE.nq),@:, $(NINJA) \
	172	$(NINJAFLAGS) $(sort $(filter $(ninja-targets), $(ninja-cmd-goals))) \| cat)
	173	endif
	174	endif
	175
	176	# Force configure to re-run if the API symbols are updated
	177	ifeq ($(CONFIG_PLUGIN),y)
	178	config-host.mak: $(SRC_PATH)/plugins/qemu-plugins.symbols
	179
	180	.PHONY: plugins
	181	plugins:
	182	$(call quiet-command,\
	183	$(MAKE) $(SUBDIR_MAKEFLAGS) -C contrib/plugins V="$(V)", \
	184	"BUILD", "example plugins")
	185	endif # $(CONFIG_PLUGIN)
	186
	187	else # config-host.mak does not exist
	188	config-host.mak:
	189	ifneq ($(filter-out $(UNCHECKED_GOALS),$(MAKECMDGOALS)),$(if $(MAKECMDGOALS),,fail))
	190	@echo "Please call configure before running make!"
	191	@exit 1
	192	endif
	193	endif # config-host.mak does not exist
	194
	195	SUBDIR_MAKEFLAGS=$(if $(V),,--no-print-directory --quiet)
	196
	197	include $(SRC_PATH)/tests/Makefile.include
	198
	199	all: recurse-all
	200
	201	ROM_DIRS = $(addprefix pc-bios/, $(ROMS))
	202	ROM_DIRS_RULES=$(foreach t, all clean, $(addsuffix /$(t), $(ROM_DIRS)))
	203	# Only keep -O and -g cflags
	204	.PHONY: $(ROM_DIRS_RULES)
	205	$(ROM_DIRS_RULES):
	206	$(call quiet-command,$(MAKE) $(SUBDIR_MAKEFLAGS) -C $(dir $@) V="$(V)" TARGET_DIR="$(dir $@)" $(notdir $@),)
	207
	208	.PHONY: recurse-all recurse-clean
	209	recurse-all: $(addsuffix /all, $(ROM_DIRS))
	210	recurse-clean: $(addsuffix /clean, $(ROM_DIRS))
	211
	212	######################################################################
	213
	214	clean: recurse-clean
	215	-$(quiet-@)test -f build.ninja && $(NINJA) $(NINJAFLAGS) -t clean \|\| :
	216	-$(quiet-@)test -f build.ninja && $(NINJA) $(NINJAFLAGS) clean-ctlist \|\| :
	217	# avoid old build problems by removing potentially incorrect old files
	218	rm -f config.mak op-i386.h opc-i386.h gen-op-i386.h op-arm.h opc-arm.h gen-op-arm.h
	219	find . \( -name '.so' -o -name '.dll' -o -name '*.[oda]' \) -type f \
	220	! -path ./roms/edk2/ArmPkg/Library/GccLto/liblto-aarch64.a \
	221	! -path ./roms/edk2/ArmPkg/Library/GccLto/liblto-arm.a \
	222	-exec rm {} +
	223	rm -f TAGS cscope.* .pod ~ /~
	224	rm -f fsdev/.pod scsi/.pod
	225
	226	VERSION = $(shell cat $(SRC_PATH)/VERSION)
	227
	228	dist: qemu-$(VERSION).tar.bz2
	229
	230	qemu-%.tar.bz2:
	231	$(SRC_PATH)/scripts/make-release "$(SRC_PATH)" "$(patsubst qemu-%.tar.bz2,%,$@)"
	232
	233	distclean: clean
	234	-$(quiet-@)test -f build.ninja && $(NINJA) $(NINJAFLAGS) -t clean -g \|\| :
	235	rm -f config-host.mak config-host.h*
	236	rm -f tests/tcg/config-*.mak
	237	rm -f config-all-disas.mak config.status
	238	rm -f tests/qemu-iotests/common.env
	239	rm -f roms/seabios/config.mak roms/vgabios/config.mak
	240	rm -f qemu-plugins-ld.symbols qemu-plugins-ld64.symbols
	241	rm -f -config-target.h -config-devices.mak *-config-devices.h
	242	rm -rf meson-private meson-logs meson-info compile_commands.json
	243	rm -f Makefile.ninja Makefile.mtest build.ninja.stamp meson.stamp
	244	rm -f config.log
	245	rm -f linux-headers/asm
	246	rm -Rf .sdk
	247
	248	find-src-path = find "$(SRC_PATH)/" -path "$(SRC_PATH)/meson" -prune -o \( -name ".[chsS]" -o -name ".[ch].inc" \)
	249
	250	.PHONY: ctags
	251	ctags:
	252	rm -f "$(SRC_PATH)/"tags
	253	$(find-src-path) -exec ctags -f "$(SRC_PATH)/"tags --append {} +
	254
	255	.PHONY: TAGS
	256	TAGS:
	257	rm -f "$(SRC_PATH)/"TAGS
	258	$(find-src-path) -exec etags -f "$(SRC_PATH)/"TAGS --append {} +
	259
	260	.PHONY: cscope
	261	cscope:
	262	rm -f "$(SRC_PATH)"/cscope.*
	263	$(find-src-path) -print \| sed -e 's,^\./,,' > "$(SRC_PATH)/cscope.files"
	264	cscope -b -i"$(SRC_PATH)/cscope.files" -f"$(SRC_PATH)"/cscope.out
	265
	266	# Needed by "meson install"
	267	export DESTDIR
	268
	269	include $(SRC_PATH)/tests/docker/Makefile.include
	270	include $(SRC_PATH)/tests/vm/Makefile.include
	271
	272	print-help-run = printf " %-30s - %s\\n" "$1" "$2"
	273	print-help = @$(call print-help-run,$1,$2)
	274
	275	.PHONY: help
	276	help:
	277	@echo 'Generic targets:'
	278	$(call print-help,all,Build all)
	279	$(call print-help,dir/file.o,Build specified target only)
	280	$(call print-help,install,Install QEMU, documentation and tools)
	281	$(call print-help,ctags/TAGS,Generate tags file for editors)
	282	$(call print-help,cscope,Generate cscope index)
	283	$(call print-help,sparse,Run sparse on the QEMU source)
	284	@echo ''
	285	ifeq ($(CONFIG_PLUGIN),y)
	286	@echo 'Plugin targets:'
	287	$(call print-help,plugins,Build the example TCG plugins)
	288	@echo ''
	289	endif
	290	@echo 'Cleaning targets:'
	291	$(call print-help,clean,Remove most generated files but keep the config)
	292	$(call print-help,distclean,Remove all generated files)
	293	$(call print-help,dist,Build a distributable tarball)
	294	@echo ''
	295	@echo 'Test targets:'
	296	$(call print-help,check,Run all tests (check-help for details))
	297	$(call print-help,bench,Run all benchmarks)
	298	$(call print-help,docker,Help about targets running tests inside containers)
	299	$(call print-help,vm-help,Help about targets running tests inside VM)
	300	@echo ''
	301	@echo 'Documentation targets:'
	302	$(call print-help,html man,Build documentation in specified format)
	303	@echo ''
	304	ifdef CONFIG_WIN32
	305	@echo 'Windows targets:'
	306	$(call print-help,installer,Build NSIS-based installer for QEMU)
	307	ifdef CONFIG_QGA_MSI
	308	$(call print-help,msi,Build MSI-based installer for qemu-ga)
	309	endif
	310	@echo ''
	311	endif
	312	$(call print-help,$(MAKE) [targets],(quiet build, default))
	313	$(call print-help,$(MAKE) V=1 [targets],(verbose build))
	314
	315	# will delete the target of a rule if commands exit with a nonzero exit status
	316	.DELETE_ON_ERROR:
	317
	318	print-%:
	319	@echo '$=$($)'