mirror of
https://gitlab.com/qemu-project/qemu
synced 2024-07-23 19:34:41 +00:00
b0fcc6fc7f
Do not use the rule in build.ninja, because the path to meson is hardcoded in build.ninja and this breaks if meson moves (for example if the distro meson suddenly becomes too old after an update). Reported-by: Peter Maydell <peter.maydell@linaro.org> Tested-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
336 lines
11 KiB
Makefile
336 lines
11 KiB
Makefile
# Makefile for QEMU.
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ifneq ($(words $(subst :, ,$(CURDIR))), 1)
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$(error main directory cannot contain spaces nor colons)
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endif
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# Always point to the root of the build tree (needs GNU make).
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BUILD_DIR=$(CURDIR)
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# Before including a proper config-host.mak, assume we are in the source tree
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SRC_PATH=.
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# Don't use implicit rules or variables
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# we have explicit rules for everything
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MAKEFLAGS += -rR
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SHELL = bash -o pipefail
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# Usage: $(call quiet-command,command and args,"NAME","args to print")
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# This will run "command and args", and either:
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# if V=1 just print the whole command and args
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# otherwise print the 'quiet' output in the format " NAME args to print"
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# NAME should be a short name of the command, 7 letters or fewer.
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# If called with only a single argument, will print nothing in quiet mode.
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quiet-command-run = $(if $(V),,$(if $2,printf " %-7s %s\n" $2 $3 && ))$1
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quiet-@ = $(if $(V),,@)
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quiet-command = $(quiet-@)$(call quiet-command-run,$1,$2,$3)
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UNCHECKED_GOALS := TAGS gtags cscope ctags dist \
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help check-help print-% \
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docker docker-% vm-help vm-test vm-build-%
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all:
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.PHONY: all clean distclean recurse-all dist msi FORCE
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# Don't try to regenerate Makefile or configure
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# We don't generate any of them
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Makefile: ;
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configure: ;
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# All following code might depend on configuration variables
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ifneq ($(wildcard config-host.mak),)
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include config-host.mak
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include Makefile.prereqs
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Makefile.prereqs: config-host.mak
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git-submodule-update:
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.git-submodule-status: git-submodule-update config-host.mak
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Makefile: .git-submodule-status
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.PHONY: git-submodule-update
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git-submodule-update:
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ifneq ($(GIT_SUBMODULES_ACTION),ignore)
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$(call quiet-command, \
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(GIT="$(GIT)" "$(SRC_PATH)/scripts/git-submodule.sh" $(GIT_SUBMODULES_ACTION) $(GIT_SUBMODULES)), \
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"GIT","$(GIT_SUBMODULES)")
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endif
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# 0. ensure the build tree is okay
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# Check that we're not trying to do an out-of-tree build from
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# a tree that's been used for an in-tree build.
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ifneq ($(realpath $(SRC_PATH)),$(realpath .))
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ifneq ($(wildcard $(SRC_PATH)/config-host.mak),)
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$(error This is an out of tree build but your source tree ($(SRC_PATH)) \
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seems to have been used for an in-tree build. You can fix this by running \
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"$(MAKE) distclean && rm -rf *-linux-user *-softmmu" in your source tree)
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endif
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endif
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# force a rerun of configure if config-host.mak is too old or corrupted
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ifeq ($(MESON),)
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.PHONY: config-host.mak
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x := $(shell rm -rf meson-private meson-info meson-logs)
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endif
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ifeq ($(NINJA),)
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.PHONY: config-host.mak
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x := $(shell rm -rf meson-private meson-info meson-logs)
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else
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export NINJA
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endif
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ifeq ($(wildcard build.ninja),)
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.PHONY: config-host.mak
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x := $(shell rm -rf meson-private meson-info meson-logs)
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endif
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ifeq ($(origin prefix),file)
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.PHONY: config-host.mak
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x := $(shell rm -rf meson-private meson-info meson-logs)
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endif
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# 1. ensure config-host.mak is up-to-date
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config-host.mak: $(SRC_PATH)/configure $(SRC_PATH)/scripts/meson-buildoptions.sh $(SRC_PATH)/VERSION
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@echo config-host.mak is out-of-date, running configure
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@if test -f meson-private/coredata.dat; then \
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./config.status --skip-meson; \
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else \
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./config.status && touch build.ninja.stamp; \
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fi
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# 2. meson.stamp exists if meson has run at least once (so ninja reconfigure
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# works), but otherwise never needs to be updated
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meson-private/coredata.dat: meson.stamp
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meson.stamp: config-host.mak
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@touch meson.stamp
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# 3. ensure generated build files are up-to-date
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ifneq ($(NINJA),)
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Makefile.ninja: build.ninja
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$(quiet-@){ \
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echo 'ninja-targets = \'; \
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$(NINJA) -t targets all | sed 's/:.*//; $$!s/$$/ \\/'; \
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echo 'build-files = \'; \
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$(NINJA) -t query build.ninja | sed -n '1,/^ input:/d; /^ outputs:/q; s/$$/ \\/p'; \
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} > $@.tmp && mv $@.tmp $@
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-include Makefile.ninja
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endif
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ifneq ($(MESON),)
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# A separate rule is needed for Makefile dependencies to avoid -n
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build.ninja: build.ninja.stamp
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$(build-files):
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build.ninja.stamp: meson.stamp $(build-files)
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$(MESON) setup --reconfigure $(SRC_PATH) && touch $@
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Makefile.mtest: build.ninja scripts/mtest2make.py
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$(MESON) introspect --targets --tests --benchmarks | $(PYTHON) scripts/mtest2make.py > $@
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-include Makefile.mtest
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.PHONY: update-buildoptions
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all update-buildoptions: $(SRC_PATH)/scripts/meson-buildoptions.sh
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$(SRC_PATH)/scripts/meson-buildoptions.sh: $(SRC_PATH)/meson_options.txt
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$(MESON) introspect --buildoptions $(SRC_PATH)/meson.build | $(PYTHON) \
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scripts/meson-buildoptions.py > $@.tmp && mv $@.tmp $@
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endif
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# 4. Rules to bridge to other makefiles
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ifneq ($(NINJA),)
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# Filter out long options to avoid flags like --no-print-directory which
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# may result in false positive match for MAKE.n
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MAKE.n = $(findstring n,$(firstword $(filter-out --%,$(MAKEFLAGS))))
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MAKE.k = $(findstring k,$(firstword $(filter-out --%,$(MAKEFLAGS))))
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MAKE.q = $(findstring q,$(firstword $(filter-out --%,$(MAKEFLAGS))))
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MAKE.nq = $(if $(word 2, $(MAKE.n) $(MAKE.q)),nq)
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NINJAFLAGS = $(if $V,-v) $(if $(MAKE.n), -n) $(if $(MAKE.k), -k0) \
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$(filter-out -j, $(lastword -j1 $(filter -l% -j%, $(MAKEFLAGS)))) \
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-d keepdepfile
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ninja-cmd-goals = $(or $(MAKECMDGOALS), all)
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ninja-cmd-goals += $(foreach g, $(MAKECMDGOALS), $(.ninja-goals.$g))
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makefile-targets := build.ninja ctags TAGS cscope dist clean
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# "ninja -t targets" also lists all prerequisites. If build system
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# files are marked as PHONY, however, Make will always try to execute
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# "ninja build.ninja".
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ninja-targets := $(filter-out $(build-files) $(makefile-targets), $(ninja-targets))
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.PHONY: $(ninja-targets) run-ninja
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$(ninja-targets): run-ninja
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# Use "| cat" to give Ninja a more "make-y" output. Use "+" to bypass the
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# --output-sync line.
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run-ninja: config-host.mak
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ifneq ($(filter $(ninja-targets), $(ninja-cmd-goals)),)
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+$(if $(MAKE.nq),@:,$(quiet-@)$(NINJA) $(NINJAFLAGS) \
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$(sort $(filter $(ninja-targets), $(ninja-cmd-goals))) | cat)
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endif
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endif
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ifeq ($(CONFIG_PLUGIN),y)
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.PHONY: plugins
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plugins:
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$(call quiet-command,\
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$(MAKE) $(SUBDIR_MAKEFLAGS) -C contrib/plugins V="$(V)", \
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"BUILD", "example plugins")
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endif # $(CONFIG_PLUGIN)
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else # config-host.mak does not exist
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ifneq ($(filter-out $(UNCHECKED_GOALS),$(MAKECMDGOALS)),$(if $(MAKECMDGOALS),,fail))
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$(error Please call configure before running make)
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endif
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endif # config-host.mak does not exist
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SUBDIR_MAKEFLAGS=$(if $(V),,--no-print-directory --quiet)
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include $(SRC_PATH)/tests/Makefile.include
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all: recurse-all
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ROMS_RULES=$(foreach t, all clean distclean, $(addsuffix /$(t), $(ROMS)))
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.PHONY: $(ROMS_RULES)
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$(ROMS_RULES):
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$(call quiet-command,$(MAKE) $(SUBDIR_MAKEFLAGS) -C $(dir $@) V="$(V)" TARGET_DIR="$(dir $@)" $(notdir $@),)
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.PHONY: recurse-all recurse-clean
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recurse-all: $(addsuffix /all, $(ROMS))
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recurse-clean: $(addsuffix /clean, $(ROMS))
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recurse-distclean: $(addsuffix /distclean, $(ROMS))
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######################################################################
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clean: recurse-clean
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-$(quiet-@)test -f build.ninja && $(NINJA) $(NINJAFLAGS) -t clean || :
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-$(quiet-@)test -f build.ninja && $(NINJA) $(NINJAFLAGS) clean-ctlist || :
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find . \( -name '*.so' -o -name '*.dll' -o \
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-name '*.[oda]' -o -name '*.gcno' \) -type f \
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! -path ./roms/edk2/ArmPkg/Library/GccLto/liblto-aarch64.a \
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! -path ./roms/edk2/ArmPkg/Library/GccLto/liblto-arm.a \
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-exec rm {} +
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rm -f TAGS cscope.* *~ */*~
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VERSION = $(shell cat $(SRC_PATH)/VERSION)
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dist: qemu-$(VERSION).tar.bz2
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qemu-%.tar.bz2:
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$(SRC_PATH)/scripts/make-release "$(SRC_PATH)" "$(patsubst qemu-%.tar.bz2,%,$@)"
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distclean: clean recurse-distclean
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-$(quiet-@)test -f build.ninja && $(NINJA) $(NINJAFLAGS) -t clean -g || :
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rm -f config-host.mak Makefile.prereqs
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rm -f tests/tcg/*/config-target.mak tests/tcg/config-host.mak
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rm -f config.status
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rm -f roms/seabios/config.mak
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rm -f qemu-plugins-ld.symbols qemu-plugins-ld64.symbols
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rm -f *-config-target.h *-config-devices.mak *-config-devices.h
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rm -rf meson-private meson-logs meson-info compile_commands.json
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rm -f Makefile.ninja Makefile.mtest build.ninja.stamp meson.stamp
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rm -f config.log
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rm -f linux-headers/asm
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rm -Rf .sdk qemu-bundle
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find-src-path = find "$(SRC_PATH)" -path "$(SRC_PATH)/meson" -prune -o \
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-type l -prune -o \( -name "*.[chsS]" -o -name "*.[ch].inc" \)
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.PHONY: ctags
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ctags:
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$(call quiet-command, \
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rm -f "$(SRC_PATH)/"tags, \
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"CTAGS", "Remove old tags")
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$(call quiet-command, \
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$(find-src-path) -exec ctags \
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-f "$(SRC_PATH)/"tags --append {} +, \
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"CTAGS", "Re-index $(SRC_PATH)")
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.PHONY: gtags
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gtags:
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$(call quiet-command, \
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rm -f "$(SRC_PATH)/"GTAGS; \
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rm -f "$(SRC_PATH)/"GRTAGS; \
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rm -f "$(SRC_PATH)/"GPATH, \
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"GTAGS", "Remove old $@ files")
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$(call quiet-command, \
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(cd $(SRC_PATH) && \
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$(find-src-path) -print | gtags -f -), \
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"GTAGS", "Re-index $(SRC_PATH)")
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.PHONY: TAGS
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TAGS:
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$(call quiet-command, \
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rm -f "$(SRC_PATH)/"TAGS, \
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"TAGS", "Remove old $@")
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$(call quiet-command, \
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$(find-src-path) -exec etags \
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-f "$(SRC_PATH)/"TAGS --append {} +, \
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"TAGS", "Re-index $(SRC_PATH)")
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.PHONY: cscope
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cscope:
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$(call quiet-command, \
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rm -f "$(SRC_PATH)/"cscope.* , \
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"cscope", "Remove old $@ files")
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$(call quiet-command, \
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($(find-src-path) -print | sed -e 's,^\./,,' \
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> "$(SRC_PATH)/cscope.files"), \
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"cscope", "Create file list")
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$(call quiet-command, \
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cscope -b -i"$(SRC_PATH)/cscope.files" \
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-f"$(SRC_PATH)"/cscope.out, \
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"cscope", "Re-index $(SRC_PATH)")
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# Needed by "meson install"
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export DESTDIR
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include $(SRC_PATH)/tests/lcitool/Makefile.include
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include $(SRC_PATH)/tests/docker/Makefile.include
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include $(SRC_PATH)/tests/vm/Makefile.include
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print-help-run = printf " %-30s - %s\\n" "$1" "$2"
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print-help = @$(call print-help-run,$1,$2)
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.PHONY: help
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help:
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@echo 'Generic targets:'
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$(call print-help,all,Build all)
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$(call print-help,dir/file.o,Build specified target only)
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$(call print-help,install,Install QEMU, documentation and tools)
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$(call print-help,ctags/gtags/TAGS,Generate tags file for editors)
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$(call print-help,cscope,Generate cscope index)
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$(call print-help,sparse,Run sparse on the QEMU source)
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@echo ''
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ifeq ($(CONFIG_PLUGIN),y)
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@echo 'Plugin targets:'
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$(call print-help,plugins,Build the example TCG plugins)
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@echo ''
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endif
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@echo 'Cleaning targets:'
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$(call print-help,clean,Remove most generated files but keep the config)
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$(call print-help,distclean,Remove all generated files)
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$(call print-help,dist,Build a distributable tarball)
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@echo ''
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@echo 'Test targets:'
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$(call print-help,check,Run all tests (check-help for details))
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$(call print-help,bench,Run all benchmarks)
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$(call print-help,lcitool-help,Help about targets for managing build environment manifests)
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$(call print-help,docker-help,Help about targets running tests inside containers)
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$(call print-help,vm-help,Help about targets running tests inside VM)
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@echo ''
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@echo 'Documentation targets:'
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$(call print-help,html man,Build documentation in specified format)
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@echo ''
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ifdef CONFIG_WIN32
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@echo 'Windows targets:'
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$(call print-help,installer,Build NSIS-based installer for QEMU)
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$(call print-help,msi,Build MSI-based installer for qemu-ga)
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@echo ''
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endif
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$(call print-help,$(MAKE) [targets],(quiet build, default))
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$(call print-help,$(MAKE) V=1 [targets],(verbose build))
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# will delete the target of a rule if commands exit with a nonzero exit status
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.DELETE_ON_ERROR:
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print-%:
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@echo '$*=$($*)'
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