stubs: Move qemu_fd_register stub to util/main-loop.c
[qemu.git] / Makefile
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 UNCHECKED_GOALS := %clean TAGS cscope ctags dist \
14 help check-help print-% \
15 docker docker-% vm-help vm-test vm-build-%
16
17 # All following code might depend on configuration variables
18 ifneq ($(wildcard config-host.mak),)
19 # Put the all: rule here so that config-host.mak can contain dependencies.
20 all:
21 include config-host.mak
22
23 git-submodule-update:
24
25 .PHONY: git-submodule-update
26
27 git_module_status := $(shell \
28 cd '$(SRC_PATH)' && \
29 GIT="$(GIT)" ./scripts/git-submodule.sh status $(GIT_SUBMODULES); \
30 echo $$?; \
31 )
32
33 ifeq (1,$(git_module_status))
34 ifeq (no,$(GIT_UPDATE))
35 git-submodule-update:
36 $(call quiet-command, \
37 echo && \
38 echo "GIT submodule checkout is out of date. Please run" && \
39 echo " scripts/git-submodule.sh update $(GIT_SUBMODULES)" && \
40 echo "from the source directory checkout $(SRC_PATH)" && \
41 echo && \
42 exit 1)
43 else
44 git-submodule-update:
45 $(call quiet-command, \
46 (cd $(SRC_PATH) && GIT="$(GIT)" ./scripts/git-submodule.sh update $(GIT_SUBMODULES)), \
47 "GIT","$(GIT_SUBMODULES)")
48 endif
49 endif
50
51 export NINJA=./ninjatool
52
53 # Running meson regenerates both build.ninja and ninjatool, and that is
54 # enough to prime the rest of the build.
55 ninjatool: build.ninja
56
57 Makefile.ninja: build.ninja ninjatool
58 ./ninjatool -t ninja2make --omit clean dist uninstall cscope TAGS ctags < $< > $@
59 -include Makefile.ninja
60
61 ${ninja-targets-c_COMPILER} ${ninja-targets-cpp_COMPILER}: .var.command += -MP
62
63 # If MESON is empty, the rule will be re-evaluated after Makefiles are
64 # reread (and MESON won't be empty anymore).
65 ifneq ($(MESON),)
66 Makefile.mtest: build.ninja scripts/mtest2make.py
67 $(MESON) introspect --tests | $(PYTHON) scripts/mtest2make.py > $@
68 -include Makefile.mtest
69 endif
70
71 .git-submodule-status: git-submodule-update config-host.mak
72
73 # Check that we're not trying to do an out-of-tree build from
74 # a tree that's been used for an in-tree build.
75 ifneq ($(realpath $(SRC_PATH)),$(realpath .))
76 ifneq ($(wildcard $(SRC_PATH)/config-host.mak),)
77 $(error This is an out of tree build but your source tree ($(SRC_PATH)) \
78 seems to have been used for an in-tree build. You can fix this by running \
79 "$(MAKE) distclean && rm -rf *-linux-user *-softmmu" in your source tree)
80 endif
81 endif
82
83 CONFIG_SOFTMMU := $(if $(filter %-softmmu,$(TARGET_DIRS)),y)
84 CONFIG_USER_ONLY := $(if $(filter %-user,$(TARGET_DIRS)),y)
85 CONFIG_XEN := $(CONFIG_XEN_BACKEND)
86 CONFIG_ALL=y
87 -include config-all-devices.mak
88 -include config-all-disas.mak
89
90 config-host.mak: $(SRC_PATH)/configure $(SRC_PATH)/pc-bios $(SRC_PATH)/VERSION
91 @echo $@ is out-of-date, running configure
92 @if test -f meson-private/coredata.dat; then \
93 ./config.status --skip-meson; \
94 else \
95 ./config.status; \
96 fi
97
98 # Force configure to re-run if the API symbols are updated
99 ifeq ($(CONFIG_PLUGIN),y)
100 config-host.mak: $(SRC_PATH)/plugins/qemu-plugins.symbols
101 endif
102
103 else
104 config-host.mak:
105 ifneq ($(filter-out $(UNCHECKED_GOALS),$(MAKECMDGOALS)),$(if $(MAKECMDGOALS),,fail))
106 @echo "Please call configure before running make!"
107 @exit 1
108 endif
109 endif
110
111 # Only needed in case Makefile.ninja does not exist.
112 .PHONY: ninja-clean ninja-distclean clean-ctlist
113 clean-ctlist:
114 ninja-clean::
115 ninja-distclean::
116 build.ninja: config-host.mak
117
118 include $(SRC_PATH)/rules.mak
119
120 # lor is defined in rules.mak
121 CONFIG_BLOCK := $(call lor,$(CONFIG_SOFTMMU),$(CONFIG_TOOLS))
122
123 generated-files-y += .git-submodule-status
124
125 # Don't try to regenerate Makefile or configure
126 # We don't generate any of them
127 Makefile: ;
128 configure: ;
129
130 .PHONY: all clean cscope distclean install \
131 recurse-all dist msi FORCE
132
133 $(call set-vpath, $(SRC_PATH))
134
135 LIBS+=-lz $(LIBS_TOOLS)
136
137 SUBDIR_MAKEFLAGS=$(if $(V),,--no-print-directory --quiet) BUILD_DIR=$(BUILD_DIR)
138
139 ifneq ($(wildcard config-host.mak),)
140 include $(SRC_PATH)/Makefile.objs
141 endif
142
143 include $(SRC_PATH)/tests/Makefile.include
144
145 all: recurse-all
146 Makefile: $(addsuffix /all, $(SUBDIRS))
147
148 # LIBFDT_lib="": avoid breaking existing trees with objects requiring -fPIC
149 DTC_MAKE_ARGS=-I$(SRC_PATH)/dtc VPATH=$(SRC_PATH)/dtc -C dtc V="$(V)" LIBFDT_lib=""
150 DTC_CFLAGS=$(CFLAGS) $(QEMU_CFLAGS)
151 DTC_CPPFLAGS=-I$(SRC_PATH)/dtc/libfdt
152
153 .PHONY: dtc/all
154 dtc/all: .git-submodule-status dtc/libfdt
155 $(call quiet-command,$(MAKE) $(DTC_MAKE_ARGS) CPPFLAGS="$(DTC_CPPFLAGS)" CFLAGS="$(DTC_CFLAGS)" LDFLAGS="$(QEMU_LDFLAGS)" ARFLAGS="$(ARFLAGS)" CC="$(CC)" AR="$(AR)" LD="$(LD)" $(SUBDIR_MAKEFLAGS) libfdt,)
156
157 dtc/%: .git-submodule-status
158 @mkdir -p $@
159
160 # Overriding CFLAGS causes us to lose defines added in the sub-makefile.
161 # Not overriding CFLAGS leads to mis-matches between compilation modes.
162 # Therefore we replicate some of the logic in the sub-makefile.
163 # Remove all the extra -Warning flags that QEMU uses that Capstone doesn't;
164 # no need to annoy QEMU developers with such things.
165 CAP_CFLAGS = $(patsubst -W%,,$(CFLAGS) $(QEMU_CFLAGS))
166 CAP_CFLAGS += -DCAPSTONE_USE_SYS_DYN_MEM
167 CAP_CFLAGS += -DCAPSTONE_HAS_ARM
168 CAP_CFLAGS += -DCAPSTONE_HAS_ARM64
169 CAP_CFLAGS += -DCAPSTONE_HAS_POWERPC
170 CAP_CFLAGS += -DCAPSTONE_HAS_X86
171
172 .PHONY: capstone/all
173 capstone/all: .git-submodule-status
174 $(call quiet-command,$(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))
175
176 .PHONY: slirp/all
177 slirp/all: .git-submodule-status
178 $(call quiet-command,$(MAKE) -C $(SRC_PATH)/slirp \
179 BUILD_DIR="$(BUILD_DIR)/slirp" \
180 PKG_CONFIG="$(PKG_CONFIG)" \
181 CC="$(CC)" AR="$(AR)" LD="$(LD)" RANLIB="$(RANLIB)" \
182 CFLAGS="$(QEMU_CFLAGS) $(CFLAGS)" LDFLAGS="$(QEMU_LDFLAGS)")
183
184 ROM_DIRS = $(addprefix pc-bios/, $(ROMS))
185 ROM_DIRS_RULES=$(foreach t, all clean, $(addsuffix /$(t), $(ROM_DIRS)))
186 # Only keep -O and -g cflags
187 .PHONY: $(ROM_DIRS_RULES)
188 $(ROM_DIRS_RULES):
189 $(call quiet-command,$(MAKE) $(SUBDIR_MAKEFLAGS) -C $(dir $@) V="$(V)" TARGET_DIR="$(dir $@)" $(notdir $@),)
190
191 .PHONY: recurse-all recurse-clean
192 recurse-all: $(addsuffix /all, $(ROM_DIRS))
193 recurse-clean: $(addsuffix /clean, $(ROM_DIRS))
194
195 ######################################################################
196
197 clean: recurse-clean ninja-clean clean-ctlist
198 if test -f ninjatool; then ./ninjatool $(if $(V),-v,) -t clean; fi
199 # avoid old build problems by removing potentially incorrect old files
200 rm -f config.mak op-i386.h opc-i386.h gen-op-i386.h op-arm.h opc-arm.h gen-op-arm.h
201 find . \( -name '*.so' -o -name '*.dll' -o -name '*.[oda]' \) -type f \
202 ! -path ./roms/edk2/ArmPkg/Library/GccLto/liblto-aarch64.a \
203 ! -path ./roms/edk2/ArmPkg/Library/GccLto/liblto-arm.a \
204 ! -path ./roms/edk2/BaseTools/Source/Python/UPT/Dll/sqlite3.dll \
205 -exec rm {} +
206 rm -f TAGS cscope.* *.pod *~ */*~
207 rm -f fsdev/*.pod scsi/*.pod
208 rm -f $(foreach f,$(generated-files-y),$(f) $(f)-timestamp)
209
210 VERSION = $(shell cat $(SRC_PATH)/VERSION)
211
212 dist: qemu-$(VERSION).tar.bz2
213
214 qemu-%.tar.bz2:
215 $(SRC_PATH)/scripts/make-release "$(SRC_PATH)" "$(patsubst qemu-%.tar.bz2,%,$@)"
216
217 distclean: clean ninja-distclean
218 -test -f ninjatool && ./ninjatool $(if $(V),-v,) -t clean -g
219 rm -f config-host.mak config-host.h*
220 rm -f tests/tcg/config-*.mak
221 rm -f config-all-disas.mak config.status
222 rm -f tests/qemu-iotests/common.env
223 rm -f roms/seabios/config.mak roms/vgabios/config.mak
224 rm -f qemu-plugins-ld.symbols qemu-plugins-ld64.symbols
225 rm -f *-config-target.h *-config-devices.mak *-config-devices.h
226 rm -rf meson-private meson-logs meson-info compile_commands.json
227 rm -f Makefile.ninja ninjatool ninjatool.stamp Makefile.mtest
228 rm -f config.log
229 rm -f linux-headers/asm
230 rm -Rf .sdk
231
232 .PHONY: ctags
233 ctags:
234 rm -f tags
235 find "$(SRC_PATH)" -name '*.[hc]' -exec ctags --append {} +
236
237 .PHONY: TAGS
238 TAGS:
239 rm -f TAGS
240 find "$(SRC_PATH)" -name '*.[hc]' -exec etags --append {} +
241
242 .PHONY: cscope
243 cscope:
244 rm -f "$(SRC_PATH)"/cscope.*
245 find "$(SRC_PATH)/" -name "*.[chsS]" -print | sed -e 's,^\./,,' > "$(SRC_PATH)/cscope.files"
246 cscope -b -i"$(SRC_PATH)/cscope.files"
247
248 # Needed by "meson install"
249 export DESTDIR
250
251 # Add a dependency on the generated files, so that they are always
252 # rebuilt before other object files
253 ifneq ($(wildcard config-host.mak),)
254 ifneq ($(filter-out $(UNCHECKED_GOALS),$(MAKECMDGOALS)),$(if $(MAKECMDGOALS),,fail))
255 Makefile: $(generated-files-y)
256 endif
257 endif
258
259 # Include automatically generated dependency files
260 # Dependencies in Makefile.objs files come from our recursive subdir rules
261 -include $(wildcard *.d tests/*.d)
262
263 include $(SRC_PATH)/tests/docker/Makefile.include
264 include $(SRC_PATH)/tests/vm/Makefile.include
265
266 print-help-run = printf " %-30s - %s\\n" "$1" "$2"
267 print-help = $(quiet-@)$(call print-help-run,$1,$2)
268
269 .PHONY: help
270 help:
271 @echo 'Generic targets:'
272 $(call print-help,all,Build all)
273 $(call print-help,dir/file.o,Build specified target only)
274 $(call print-help,install,Install QEMU, documentation and tools)
275 $(call print-help,ctags/TAGS,Generate tags file for editors)
276 $(call print-help,cscope,Generate cscope index)
277 $(call print-help,sparse,Run sparse on the QEMU source)
278 @echo ''
279 @echo 'Cleaning targets:'
280 $(call print-help,clean,Remove most generated files but keep the config)
281 $(call print-help,distclean,Remove all generated files)
282 $(call print-help,dist,Build a distributable tarball)
283 @echo ''
284 @echo 'Test targets:'
285 $(call print-help,check,Run all tests (check-help for details))
286 $(call print-help,docker,Help about targets running tests inside containers)
287 $(call print-help,vm-help,Help about targets running tests inside VM)
288 @echo ''
289 @echo 'Documentation targets:'
290 $(call print-help,html info pdf txt man,Build documentation in specified format)
291 @echo ''
292 ifdef CONFIG_WIN32
293 @echo 'Windows targets:'
294 $(call print-help,installer,Build NSIS-based installer for QEMU)
295 ifdef QEMU_GA_MSI_ENABLED
296 $(call print-help,msi,Build MSI-based installer for qemu-ga)
297 endif
298 @echo ''
299 endif
300 $(call print-help,$(MAKE) [targets],(quiet build, default))
301 $(call print-help,$(MAKE) V=1 [targets],(verbose build))