# 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
# 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,$3)
UNCHECKED_GOALS := %clean TAGS cscope ctags dist \
help check-help print-% \
docker docker-% vm-help vm-test vm-build-%
# All following code might depend on configuration variables
ifneq ($(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echo "GIT submodule checkout is out of date.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
Makefile.ninja: build.ninja ninjatool
./ninjatool -t ninja2make --omit clean dist uninstall cscope TAGS ctags < $< > $@
-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 --benchmarks | $(PYTHON) scripts/mtest2make.py > $@
-include Makefile.mtest
endif
Makefile: .git-submodule-status
.git-submodule-status: git-submodule-update config-host.mak
# Check that we're not trying to do an out-of-tree build from
# a tree that's been used for an in-tree build.
ifneq ($(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-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
.PHONY: plugins
plugins:
$(call quiet-command,\
$(MAKE) $(SUBDIR_MAKEFLAGS) -C contrib/plugins V="$(V)", \
"BUILD", "example plugins")
endif
else
config-host.mak:
ifneq ($(filter-out $(UNCHECKED_GOALS),$(MAKECMDGOALS)),$(if $(MAKECMDGOALS),,fail))
@echo "Please call configure before running make!"
@exit 1
endif
endif
# Only needed in case Makefile.ninja does not exist.
.PHONY: ninja-clean ninja-distclean clean-ctlist
clean-ctlist:
ninja-clean::
ninja-distclean::
build.ninja: config-host.mak
# Don't try to regenerate Makefile or configure
# We don't generate any of them
Makefile: ;
configure: ;
.PHONY: all clean distclean install \
recurse-all dist msi FORCE
SUBDIR_MAKEFLAGS=$(if $(V),,--no-print-directory --quiet)
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)) $(CAPSTONE_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 $@)" $(notdir $@),)
.PHONY: recurse-all recurse-clean
recurse-all: $(addsuffix /all, $(ROM_DIRS))
recurse-clean: $(addsuffix /clean, $(ROM_DIRS))
######################################################################
clean: recurse-clean ninja-clean clean-ctlist
if test -f ninjatool; then ./ninjatool $(if $(V),-v,) -t clean; fi
# 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 ninja-distclean
-test -f ninjatool && ./ninjatool $(if $(V),-v,) -t clean -g
rm -f config-host.mak config-host.h*
rm -f tests/tcg/config-*.mak
rm -f config-all-disas.mak config.status
rm -f tests/qemu-iotests/common.env
rm -f roms/seabios/config.mak roms/vgabios/config.mak
rm -f qemu-plugins-ld.symbols qemu-plugins-ld64.symbols
rm -f *-config-target.h *-config-devices.mak *-config-devices.h
rm -rf meson-private meson-logs meson-info compile_commands.json
rm -f Makefile.ninja ninjatool ninjatool.stamp Makefile.mtest
rm -f config.log
rm -f linux-headers/asm
rm -Rf .sdk
find-src-path = find "$(SRC_PATH)/" -path "$(SRC_PATH)/meson" -prune -o -name "*.[chsS]"
.PHONY: ctags
ctags:
rm -f tags
$(find-src-path) -exec ctags --append {} +
.PHONY: TAGS
TAGS:
rm -f TAGS
$(find-src-path) -exec etags --append {} +
.PHONY: cscope
cscope:
rm -f "$(SRC_PATH)"/cscope.*
$(find-src-path) -print | sed -e 's,^\./,,' > "$(SRC_PATH)/cscope.files"
cscope -b -i"$(SRC_PATH)/cscope.files"
# 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 = $(quiet-@)$(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)
$(call print-help,sparse,Run sparse on the QEMU source)
@echo ''
ifeq ($(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 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))
# will delete the target of a rule if commands exit with a nonzero exit status
.DELETE_ON_ERROR:
print-%:
@echo '$*=$($*)'
