1 project('qemu', ['c'], meson_version: '>=0.59.3',
2 default_options: ['warning_level=1', 'c_std=gnu11', 'cpp_std=gnu++11', 'b_colorout=auto',
3 'b_staticpic=false', 'stdsplit=false', 'optimization=2', 'b_pie=true'],
4 version: files('VERSION'))
6 add_test_setup('quick', exclude_suites: ['slow', 'thorough'], is_default: true)
7 add_test_setup('slow', exclude_suites: ['thorough'], env: ['G_TEST_SLOW=1', 'SPEED=slow'])
8 add_test_setup('thorough', env: ['G_TEST_SLOW=1', 'SPEED=thorough'])
10 not_found = dependency('', required: false)
11 keyval = import('keyval')
12 ss = import('sourceset')
15 sh = find_program('sh')
16 cc = meson.get_compiler('c')
17 config_host = keyval.load(meson.current_build_dir() / 'config-host.mak')
18 enable_modules = 'CONFIG_MODULES' in config_host
19 enable_static = 'CONFIG_STATIC' in config_host
21 # Allow both shared and static libraries unless --enable-static
22 static_kwargs = enable_static ? {'static': true} : {}
24 # Temporary directory used for files created while
25 # configure runs. Since it is in the build directory
26 # we can safely blow away any previous version of it
27 # (and we need not jump through hoops to try to delete
28 # it when configure exits.)
29 tmpdir = meson.current_build_dir() / 'meson-private/temp'
31 if get_option('qemu_suffix').startswith('/')
32 error('qemu_suffix cannot start with a /')
35 qemu_confdir = get_option('sysconfdir') / get_option('qemu_suffix')
36 qemu_datadir = get_option('datadir') / get_option('qemu_suffix')
37 qemu_docdir = get_option('docdir') / get_option('qemu_suffix')
38 qemu_moddir = get_option('libdir') / get_option('qemu_suffix')
40 qemu_desktopdir = get_option('datadir') / 'applications'
41 qemu_icondir = get_option('datadir') / 'icons'
43 config_host_data = configuration_data()
45 qapi_trace_events = []
47 bsd_oses = ['gnu/kfreebsd', 'freebsd', 'netbsd', 'openbsd', 'dragonfly', 'darwin']
48 supported_oses = ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', 'sunos', 'linux']
49 supported_cpus = ['ppc', 'ppc64', 's390x', 'riscv', 'x86', 'x86_64',
50 'arm', 'aarch64', 'loongarch64', 'mips', 'mips64', 'sparc', 'sparc64']
52 cpu = host_machine.cpu_family()
54 # Unify riscv* to a single family.
55 if cpu in ['riscv32', 'riscv64']
59 targetos = host_machine.system()
61 target_dirs = config_host['TARGET_DIRS'].split()
62 have_linux_user = false
65 foreach target : target_dirs
66 have_linux_user = have_linux_user or target.endswith('linux-user')
67 have_bsd_user = have_bsd_user or target.endswith('bsd-user')
68 have_system = have_system or target.endswith('-softmmu')
70 have_user = have_linux_user or have_bsd_user
71 have_tools = get_option('tools') \
72 .disable_auto_if(not have_system) \
74 have_ga = get_option('guest_agent') \
75 .disable_auto_if(not have_system and not have_tools) \
76 .require(targetos in ['sunos', 'linux', 'windows'],
77 error_message: 'unsupported OS for QEMU guest agent') \
79 have_block = have_system or have_tools
81 python = import('python').find_installation()
83 if cpu not in supported_cpus
93 if cpu in ['x86', 'x86_64']
94 kvm_targets = ['i386-softmmu', 'x86_64-softmmu']
96 kvm_targets = ['aarch64-softmmu']
98 kvm_targets = ['s390x-softmmu']
99 elif cpu in ['ppc', 'ppc64']
100 kvm_targets = ['ppc-softmmu', 'ppc64-softmmu']
101 elif cpu in ['mips', 'mips64']
102 kvm_targets = ['mips-softmmu', 'mipsel-softmmu', 'mips64-softmmu', 'mips64el-softmmu']
103 elif cpu in ['riscv']
104 kvm_targets = ['riscv32-softmmu', 'riscv64-softmmu']
110 if get_option('kvm').allowed() and targetos == 'linux'
111 kvm_targets_c = '"' + '" ,"'.join(kvm_targets) + '"'
113 config_host_data.set('CONFIG_KVM_TARGETS', kvm_targets_c)
115 accelerator_targets = { 'CONFIG_KVM': kvm_targets }
117 if cpu in ['aarch64']
118 accelerator_targets += {
119 'CONFIG_HVF': ['aarch64-softmmu']
123 if cpu in ['x86', 'x86_64', 'arm', 'aarch64']
124 # i386 emulator provides xenpv machine type for multiple architectures
125 accelerator_targets += {
126 'CONFIG_XEN': ['i386-softmmu', 'x86_64-softmmu'],
129 if cpu in ['x86', 'x86_64']
130 accelerator_targets += {
131 'CONFIG_HAX': ['i386-softmmu', 'x86_64-softmmu'],
132 'CONFIG_HVF': ['x86_64-softmmu'],
133 'CONFIG_NVMM': ['i386-softmmu', 'x86_64-softmmu'],
134 'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'],
139 # Darwin does not support references to thread-local variables in modules
140 if targetos != 'darwin'
141 modular_tcg = ['i386-softmmu', 'x86_64-softmmu']
144 edk2_targets = [ 'arm-softmmu', 'aarch64-softmmu', 'i386-softmmu', 'x86_64-softmmu' ]
145 unpack_edk2_blobs = false
146 foreach target : edk2_targets
147 if target in target_dirs
148 bzip2 = find_program('bzip2', required: get_option('install_blobs'))
149 unpack_edk2_blobs = bzip2.found()
156 if 'dtrace' in get_option('trace_backends')
157 dtrace = find_program('dtrace', required: true)
158 stap = find_program('stap', required: false)
160 # Workaround to avoid dtrace(1) producing a file with 'hidden' symbol
161 # visibility. Define STAP_SDT_V2 to produce 'default' symbol visibility
162 # instead. QEMU --enable-modules depends on this because the SystemTap
163 # semaphores are linked into the main binary and not the module's shared
165 add_global_arguments('-DSTAP_SDT_V2',
166 native: false, language: ['c', 'cpp', 'objc'])
170 if get_option('iasl') == ''
171 iasl = find_program('iasl', required: false)
173 iasl = find_program(get_option('iasl'), required: true)
180 qemu_cflags = config_host['QEMU_CFLAGS'].split()
181 qemu_cxxflags = config_host['QEMU_CXXFLAGS'].split()
182 qemu_objcflags = config_host['QEMU_OBJCFLAGS'].split()
183 qemu_ldflags = config_host['QEMU_LDFLAGS'].split()
185 if targetos == 'windows'
186 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--no-seh', '-Wl,--nxcompat')
187 # Disable ASLR for debug builds to allow debugging with gdb
188 if get_option('optimization') == '0'
189 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--dynamicbase')
193 if get_option('gprof')
194 qemu_cflags += ['-p']
195 qemu_cxxflags += ['-p']
196 qemu_objcflags += ['-p']
197 qemu_ldflags += ['-p']
200 # Specify linker-script with add_project_link_arguments so that it is not placed
201 # within a linker --start-group/--end-group pair
202 if get_option('fuzzing')
203 add_project_link_arguments(['-Wl,-T,',
204 (meson.current_source_dir() / 'tests/qtest/fuzz/fork_fuzz.ld')],
205 native: false, language: ['c', 'cpp', 'objc'])
207 # Specify a filter to only instrument code that is directly related to
209 configure_file(output: 'instrumentation-filter',
210 input: 'scripts/oss-fuzz/instrumentation-filter-template',
212 add_global_arguments(
213 cc.get_supported_arguments('-fsanitize-coverage-allowlist=instrumentation-filter'),
214 native: false, language: ['c', 'cpp', 'objc'])
216 if get_option('fuzzing_engine') == ''
217 # Add CFLAGS to tell clang to add fuzzer-related instrumentation to all the
218 # compiled code. To build non-fuzzer binaries with --enable-fuzzing, link
219 # everything with fsanitize=fuzzer-no-link. Otherwise, the linker will be
220 # unable to bind the fuzzer-related callbacks added by instrumentation.
221 add_global_arguments('-fsanitize=fuzzer-no-link',
222 native: false, language: ['c', 'cpp', 'objc'])
223 add_global_link_arguments('-fsanitize=fuzzer-no-link',
224 native: false, language: ['c', 'cpp', 'objc'])
225 # For the actual fuzzer binaries, we need to link against the libfuzzer
226 # library. They need to be configurable, to support OSS-Fuzz
227 fuzz_exe_ldflags = ['-fsanitize=fuzzer']
229 # LIB_FUZZING_ENGINE was set; assume we are running on OSS-Fuzz, and
230 # the needed CFLAGS have already been provided
231 fuzz_exe_ldflags = get_option('fuzzing_engine').split()
235 add_global_arguments(qemu_cflags, native: false, language: ['c'])
236 add_global_arguments(qemu_cxxflags, native: false, language: ['cpp'])
237 add_global_arguments(qemu_objcflags, native: false, language: ['objc'])
238 add_global_link_arguments(qemu_ldflags, native: false, language: ['c', 'cpp', 'objc'])
240 if targetos == 'linux'
241 add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers',
242 '-isystem', 'linux-headers',
243 language: ['c', 'cpp'])
246 add_project_arguments('-iquote', '.',
247 '-iquote', meson.current_source_dir(),
248 '-iquote', meson.current_source_dir() / 'include',
249 '-iquote', meson.current_source_dir() / 'disas/libvixl',
250 language: ['c', 'cpp', 'objc'])
252 link_language = meson.get_external_property('link_language', 'cpp')
253 if link_language == 'cpp'
254 add_languages('cpp', required: true, native: false)
255 cxx = meson.get_compiler('cpp')
260 if host_machine.system() == 'darwin'
261 add_languages('objc', required: false, native: false)
264 sparse = find_program('cgcc', required: get_option('sparse'))
267 command: [find_program('scripts/check_sparse.py'),
268 'compile_commands.json', sparse.full_path(), '-Wbitwise',
269 '-Wno-transparent-union', '-Wno-old-initializer',
270 '-Wno-non-pointer-null'])
273 ###########################################
274 # Target-specific checks and dependencies #
275 ###########################################
278 if get_option('fuzzing') and get_option('fuzzing_engine') == '' and \
281 #include <sys/types.h>
282 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
283 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
285 args: ['-Werror', '-fsanitize=fuzzer'])
286 error('Your compiler does not support -fsanitize=fuzzer')
290 if 'ftrace' in get_option('trace_backends') and targetos != 'linux'
291 error('ftrace is supported only on Linux')
293 if 'syslog' in get_option('trace_backends') and not cc.compiles('''
296 openlog("qemu", LOG_PID, LOG_DAEMON);
297 syslog(LOG_INFO, "configure");
300 error('syslog is not supported on this system')
303 # Miscellaneous Linux-only features
304 get_option('mpath') \
305 .require(targetos == 'linux', error_message: 'Multipath is supported only on Linux')
307 multiprocess_allowed = get_option('multiprocess') \
308 .require(targetos == 'linux', error_message: 'Multiprocess QEMU is supported only on Linux') \
311 have_tpm = get_option('tpm') \
312 .require(targetos != 'windows', error_message: 'TPM emulation only available on POSIX systems') \
316 have_vhost_user = get_option('vhost_user') \
317 .disable_auto_if(targetos != 'linux') \
318 .require(targetos != 'windows',
319 error_message: 'vhost-user is not available on Windows').allowed()
320 have_vhost_vdpa = get_option('vhost_vdpa') \
321 .require(targetos == 'linux',
322 error_message: 'vhost-vdpa is only available on Linux').allowed()
323 have_vhost_kernel = get_option('vhost_kernel') \
324 .require(targetos == 'linux',
325 error_message: 'vhost-kernel is only available on Linux').allowed()
326 have_vhost_user_crypto = get_option('vhost_crypto') \
327 .require(have_vhost_user,
328 error_message: 'vhost-crypto requires vhost-user to be enabled').allowed()
330 have_vhost = have_vhost_user or have_vhost_vdpa or have_vhost_kernel
332 have_vhost_net_user = have_vhost_user and get_option('vhost_net').allowed()
333 have_vhost_net_vdpa = have_vhost_vdpa and get_option('vhost_net').allowed()
334 have_vhost_net_kernel = have_vhost_kernel and get_option('vhost_net').allowed()
335 have_vhost_net = have_vhost_net_kernel or have_vhost_net_user or have_vhost_net_vdpa
337 # Target-specific libraries and flags
338 libm = cc.find_library('m', required: false)
339 threads = dependency('threads')
340 util = cc.find_library('util', required: false)
346 emulator_link_args = []
352 if targetos == 'windows'
353 midl = find_program('midl', required: false)
354 widl = find_program('widl', required: false)
355 socket = cc.find_library('ws2_32')
356 winmm = cc.find_library('winmm')
358 win = import('windows')
359 version_res = win.compile_resources('version.rc',
360 depend_files: files('pc-bios/qemu-nsis.ico'),
361 include_directories: include_directories('.'))
363 elif targetos == 'darwin'
364 coref = dependency('appleframeworks', modules: 'CoreFoundation')
365 iokit = dependency('appleframeworks', modules: 'IOKit', required: false)
366 host_dsosuf = '.dylib'
367 elif targetos == 'sunos'
368 socket = [cc.find_library('socket'),
369 cc.find_library('nsl'),
370 cc.find_library('resolv')]
371 elif targetos == 'haiku'
372 socket = [cc.find_library('posix_error_mapper'),
373 cc.find_library('network'),
374 cc.find_library('bsd')]
375 elif targetos == 'openbsd'
376 if get_option('tcg').allowed() and target_dirs.length() > 0
377 # Disable OpenBSD W^X if available
378 emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded')
382 # Target-specific configuration of accelerators
384 if get_option('kvm').allowed() and targetos == 'linux'
385 accelerators += 'CONFIG_KVM'
387 if get_option('whpx').allowed() and targetos == 'windows'
388 if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64'
389 error('WHPX requires 64-bit host')
390 elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \
391 cc.has_header('WinHvEmulation.h', required: get_option('whpx'))
392 accelerators += 'CONFIG_WHPX'
395 if get_option('hvf').allowed()
396 hvf = dependency('appleframeworks', modules: 'Hypervisor',
397 required: get_option('hvf'))
399 accelerators += 'CONFIG_HVF'
402 if get_option('hax').allowed()
403 if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd']
404 accelerators += 'CONFIG_HAX'
407 if targetos == 'netbsd'
408 nvmm = cc.find_library('nvmm', required: get_option('nvmm'))
410 accelerators += 'CONFIG_NVMM'
415 if get_option('tcg').allowed()
416 if host_arch == 'unknown'
417 if get_option('tcg_interpreter')
418 warning('Unsupported CPU @0@, will use TCG with TCI (slow)'.format(cpu))
420 error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu))
422 elif get_option('tcg_interpreter')
423 warning('Use of the TCG interpreter is not recommended on this host')
424 warning('architecture. There is a native TCG execution backend available')
425 warning('which provides substantially better performance and reliability.')
426 warning('It is strongly recommended to remove the --enable-tcg-interpreter')
427 warning('configuration option on this architecture to use the native')
430 if get_option('tcg_interpreter')
432 elif host_arch == 'sparc64'
434 elif host_arch == 'x86_64'
436 elif host_arch == 'ppc64'
439 add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch,
440 language: ['c', 'cpp', 'objc'])
442 accelerators += 'CONFIG_TCG'
443 config_host += { 'CONFIG_TCG': 'y' }
446 if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled()
447 error('KVM not available on this platform')
449 if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled()
450 error('HVF not available on this platform')
452 if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled()
453 error('NVMM not available on this platform')
455 if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled()
456 error('WHPX not available on this platform')
463 # The path to glib.h is added to all compilation commands. This was
464 # grandfathered in from the QEMU Makefiles.
465 add_project_arguments(config_host['GLIB_CFLAGS'].split(),
466 native: false, language: ['c', 'cpp', 'objc'])
467 glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(),
468 link_args: config_host['GLIB_LIBS'].split(),
469 version: config_host['GLIB_VERSION'],
471 'bindir': config_host['GLIB_BINDIR'],
473 # override glib dep with the configure results (for subprojects)
474 meson.override_dependency('glib-2.0', glib)
477 gdbus_codegen = not_found
478 if not get_option('gio').auto() or have_system
479 gio = dependency('gio-2.0', required: get_option('gio'),
480 method: 'pkg-config', kwargs: static_kwargs)
481 if gio.found() and not cc.links('''
485 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0);
487 }''', dependencies: [glib, gio])
488 if get_option('gio').enabled()
489 error('The installed libgio is broken for static linking')
494 gdbus_codegen = find_program(gio.get_variable('gdbus_codegen'),
495 required: get_option('gio'))
496 gio_unix = dependency('gio-unix-2.0', required: get_option('gio'),
497 method: 'pkg-config', kwargs: static_kwargs)
498 gio = declare_dependency(dependencies: [gio, gio_unix],
499 version: gio.version())
504 if 'ust' in get_option('trace_backends')
505 lttng = dependency('lttng-ust', required: true, version: '>= 2.1',
506 method: 'pkg-config', kwargs: static_kwargs)
509 if have_system or have_tools
510 pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8',
511 method: 'pkg-config', kwargs: static_kwargs)
513 zlib = dependency('zlib', required: true, kwargs: static_kwargs)
516 if not get_option('linux_aio').auto() or have_block
517 libaio = cc.find_library('aio', has_headers: ['libaio.h'],
518 required: get_option('linux_aio'),
519 kwargs: static_kwargs)
522 linux_io_uring_test = '''
523 #include <liburing.h>
524 #include <linux/errqueue.h>
526 int main(void) { return 0; }'''
528 linux_io_uring = not_found
529 if not get_option('linux_io_uring').auto() or have_block
530 linux_io_uring = dependency('liburing', version: '>=0.3',
531 required: get_option('linux_io_uring'),
532 method: 'pkg-config', kwargs: static_kwargs)
533 if not cc.links(linux_io_uring_test)
534 linux_io_uring = not_found
539 if not get_option('libnfs').auto() or have_block
540 libnfs = dependency('libnfs', version: '>=1.9.3',
541 required: get_option('libnfs'),
542 method: 'pkg-config', kwargs: static_kwargs)
547 #include <sys/types.h>
548 #ifdef CONFIG_LIBATTR
549 #include <attr/xattr.h>
551 #include <sys/xattr.h>
553 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }'''
556 have_old_libattr = false
557 if get_option('attr').allowed()
558 if cc.links(libattr_test)
559 libattr = declare_dependency()
561 libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'],
562 required: get_option('attr'),
563 kwargs: static_kwargs)
564 if libattr.found() and not \
565 cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR')
567 if get_option('attr').enabled()
568 error('could not link libattr')
570 warning('could not link libattr, disabling')
573 have_old_libattr = libattr.found()
578 cocoa = dependency('appleframeworks', modules: 'Cocoa', required: get_option('cocoa'))
579 if cocoa.found() and get_option('sdl').enabled()
580 error('Cocoa and SDL cannot be enabled at the same time')
582 if cocoa.found() and get_option('gtk').enabled()
583 error('Cocoa and GTK+ cannot be enabled at the same time')
586 vmnet = dependency('appleframeworks', modules: 'vmnet', required: get_option('vmnet'))
587 if vmnet.found() and not cc.has_header_symbol('vmnet/vmnet.h',
588 'VMNET_BRIDGED_MODE',
591 if get_option('vmnet').enabled()
592 error('vmnet.framework API is outdated')
594 warning('vmnet.framework API is outdated, disabling')
599 if not get_option('seccomp').auto() or have_system or have_tools
600 seccomp = dependency('libseccomp', version: '>=2.3.0',
601 required: get_option('seccomp'),
602 method: 'pkg-config', kwargs: static_kwargs)
605 libcap_ng = not_found
606 if not get_option('cap_ng').auto() or have_system or have_tools
607 libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'],
608 required: get_option('cap_ng'),
609 kwargs: static_kwargs)
611 if libcap_ng.found() and not cc.links('''
615 capng_capability_to_name(CAPNG_EFFECTIVE);
617 }''', dependencies: libcap_ng)
618 libcap_ng = not_found
619 if get_option('cap_ng').enabled()
620 error('could not link libcap-ng')
622 warning('could not link libcap-ng, disabling')
626 if get_option('xkbcommon').auto() and not have_system and not have_tools
627 xkbcommon = not_found
629 xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'),
630 method: 'pkg-config', kwargs: static_kwargs)
634 if not get_option('vde').auto() or have_system or have_tools
635 vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'],
636 required: get_option('vde'),
637 kwargs: static_kwargs)
639 if vde.found() and not cc.links('''
640 #include <libvdeplug.h>
643 struct vde_open_args a = {0, 0, 0};
647 }''', dependencies: vde)
649 if get_option('cap_ng').enabled()
650 error('could not link libvdeplug')
652 warning('could not link libvdeplug, disabling')
657 if not get_option('pa').auto() or (targetos == 'linux' and have_system)
658 pulse = dependency('libpulse', required: get_option('pa'),
659 method: 'pkg-config', kwargs: static_kwargs)
662 if not get_option('alsa').auto() or (targetos == 'linux' and have_system)
663 alsa = dependency('alsa', required: get_option('alsa'),
664 method: 'pkg-config', kwargs: static_kwargs)
667 if not get_option('jack').auto() or have_system
668 jack = dependency('jack', required: get_option('jack'),
669 method: 'pkg-config', kwargs: static_kwargs)
672 spice_protocol = not_found
673 if not get_option('spice_protocol').auto() or have_system
674 spice_protocol = dependency('spice-protocol', version: '>=0.12.3',
675 required: get_option('spice_protocol'),
676 method: 'pkg-config', kwargs: static_kwargs)
679 if not get_option('spice').auto() or have_system
680 spice = dependency('spice-server', version: '>=0.12.5',
681 required: get_option('spice'),
682 method: 'pkg-config', kwargs: static_kwargs)
684 spice_headers = spice.partial_dependency(compile_args: true, includes: true)
686 rt = cc.find_library('rt', required: false)
689 if not get_option('libiscsi').auto() or have_block
690 libiscsi = dependency('libiscsi', version: '>=1.9.0',
691 required: get_option('libiscsi'),
692 method: 'pkg-config', kwargs: static_kwargs)
695 if not get_option('zstd').auto() or have_block
696 zstd = dependency('libzstd', version: '>=1.4.0',
697 required: get_option('zstd'),
698 method: 'pkg-config', kwargs: static_kwargs)
702 have_vhost_user_gpu = have_tools and targetos == 'linux' and pixman.found()
703 if not get_option('virglrenderer').auto() or have_system or have_vhost_user_gpu
704 virgl = dependency('virglrenderer',
705 method: 'pkg-config',
706 required: get_option('virglrenderer'),
707 kwargs: static_kwargs)
710 if not get_option('curl').auto() or have_block
711 curl = dependency('libcurl', version: '>=7.29.0',
712 method: 'pkg-config',
713 required: get_option('curl'),
714 kwargs: static_kwargs)
717 if targetos == 'linux' and (have_system or have_tools)
718 libudev = dependency('libudev',
719 method: 'pkg-config',
720 required: get_option('libudev'),
721 kwargs: static_kwargs)
724 mpathlibs = [libudev]
725 mpathpersist = not_found
726 mpathpersist_new_api = false
727 if targetos == 'linux' and have_tools and get_option('mpath').allowed()
728 mpath_test_source_new = '''
730 #include <mpath_persist.h>
731 unsigned mpath_mx_alloc_len = 1024;
733 static struct config *multipath_conf;
734 extern struct udev *udev;
735 extern struct config *get_multipath_config(void);
736 extern void put_multipath_config(struct config *conf);
738 struct config *get_multipath_config(void) { return multipath_conf; }
739 void put_multipath_config(struct config *conf) { }
742 multipath_conf = mpath_lib_init();
745 mpath_test_source_old = '''
747 #include <mpath_persist.h>
748 unsigned mpath_mx_alloc_len = 1024;
751 struct udev *udev = udev_new();
752 mpath_lib_init(udev);
755 libmpathpersist = cc.find_library('mpathpersist',
756 required: get_option('mpath'),
757 kwargs: static_kwargs)
758 if libmpathpersist.found()
759 mpathlibs += libmpathpersist
761 mpathlibs += cc.find_library('devmapper',
762 required: get_option('mpath'),
763 kwargs: static_kwargs)
765 mpathlibs += cc.find_library('multipath',
766 required: get_option('mpath'),
767 kwargs: static_kwargs)
768 foreach lib: mpathlibs
774 if mpathlibs.length() == 0
775 msg = 'Dependencies missing for libmpathpersist'
776 elif cc.links(mpath_test_source_new, dependencies: mpathlibs)
777 mpathpersist = declare_dependency(dependencies: mpathlibs)
778 mpathpersist_new_api = true
779 elif cc.links(mpath_test_source_old, dependencies: mpathlibs)
780 mpathpersist = declare_dependency(dependencies: mpathlibs)
782 msg = 'Cannot detect libmpathpersist API'
784 if not mpathpersist.found()
785 if get_option('mpath').enabled()
788 warning(msg + ', disabling')
796 if have_system and get_option('curses').allowed()
798 #if defined(__APPLE__) || defined(__OpenBSD__)
799 #define _XOPEN_SOURCE_EXTENDED 1
806 setlocale(LC_ALL, "");
808 addwstr(L"wide chars\n");
810 add_wch(WACS_DEGREE);
814 curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw']
815 foreach curses_dep : curses_dep_list
816 if not curses.found()
817 curses = dependency(curses_dep,
819 method: 'pkg-config',
820 kwargs: static_kwargs)
823 msg = get_option('curses').enabled() ? 'curses library not found' : ''
824 curses_compile_args = ['-DNCURSES_WIDECHAR=1']
826 if cc.links(curses_test, args: curses_compile_args, dependencies: [curses])
827 curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses])
829 msg = 'curses package not usable'
833 if not curses.found()
834 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
835 if targetos != 'windows' and not has_curses_h
836 message('Trying with /usr/include/ncursesw')
837 curses_compile_args += ['-I/usr/include/ncursesw']
838 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
841 curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw'])
842 foreach curses_libname : curses_libname_list
843 libcurses = cc.find_library(curses_libname,
845 kwargs: static_kwargs)
847 if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses)
848 curses = declare_dependency(compile_args: curses_compile_args,
849 dependencies: [libcurses])
852 msg = 'curses library not usable'
858 if get_option('iconv').allowed()
859 foreach link_args : [ ['-liconv'], [] ]
860 # Programs will be linked with glib and this will bring in libiconv on FreeBSD.
861 # We need to use libiconv if available because mixing libiconv's headers with
862 # the system libc does not work.
863 # However, without adding glib to the dependencies -L/usr/local/lib will not be
864 # included in the command line and libiconv will not be found.
868 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
869 return conv != (iconv_t) -1;
870 }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args)
871 iconv = declare_dependency(link_args: link_args, dependencies: glib)
876 if curses.found() and not iconv.found()
877 if get_option('iconv').enabled()
878 error('iconv not available')
880 msg = 'iconv required for curses UI but not available'
883 if not curses.found() and msg != ''
884 if get_option('curses').enabled()
887 warning(msg + ', disabling')
893 if not get_option('brlapi').auto() or have_system
894 brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'],
895 required: get_option('brlapi'),
896 kwargs: static_kwargs)
897 if brlapi.found() and not cc.links('''
900 int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi)
902 if get_option('brlapi').enabled()
903 error('could not link brlapi')
905 warning('could not link brlapi, disabling')
911 if not get_option('sdl').auto() or (have_system and not cocoa.found())
912 sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs)
913 sdl_image = not_found
916 # work around 2.0.8 bug
917 sdl = declare_dependency(compile_args: '-Wno-undef',
919 sdl_image = dependency('SDL2_image', required: get_option('sdl_image'),
920 method: 'pkg-config', kwargs: static_kwargs)
922 if get_option('sdl_image').enabled()
923 error('sdl-image required, but SDL was @0@'.format(
924 get_option('sdl').disabled() ? 'disabled' : 'not found'))
926 sdl_image = not_found
930 if not get_option('rbd').auto() or have_block
931 librados = cc.find_library('rados', required: get_option('rbd'),
932 kwargs: static_kwargs)
933 librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'],
934 required: get_option('rbd'),
935 kwargs: static_kwargs)
936 if librados.found() and librbd.found()
939 #include <rbd/librbd.h>
942 rados_create(&cluster, NULL);
943 #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0)
947 }''', dependencies: [librbd, librados])
948 rbd = declare_dependency(dependencies: [librbd, librados])
949 elif get_option('rbd').enabled()
950 error('librbd >= 1.12.0 required')
952 warning('librbd >= 1.12.0 not found, disabling')
957 glusterfs = not_found
958 glusterfs_ftruncate_has_stat = false
959 glusterfs_iocb_has_stat = false
960 if not get_option('glusterfs').auto() or have_block
961 glusterfs = dependency('glusterfs-api', version: '>=3',
962 required: get_option('glusterfs'),
963 method: 'pkg-config', kwargs: static_kwargs)
965 glusterfs_ftruncate_has_stat = cc.links('''
966 #include <glusterfs/api/glfs.h>
971 /* new glfs_ftruncate() passes two additional args */
972 return glfs_ftruncate(NULL, 0, NULL, NULL);
974 ''', dependencies: glusterfs)
975 glusterfs_iocb_has_stat = cc.links('''
976 #include <glusterfs/api/glfs.h>
978 /* new glfs_io_cbk() passes two additional glfs_stat structs */
980 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
986 glfs_io_cbk iocb = &glusterfs_iocb;
987 iocb(NULL, 0 , NULL, NULL, NULL);
990 ''', dependencies: glusterfs)
995 if not get_option('libssh').auto() or have_block
996 libssh = dependency('libssh', version: '>=0.8.7',
997 method: 'pkg-config',
998 required: get_option('libssh'),
999 kwargs: static_kwargs)
1002 libbzip2 = not_found
1003 if not get_option('bzip2').auto() or have_block
1004 libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'],
1005 required: get_option('bzip2'),
1006 kwargs: static_kwargs)
1007 if libbzip2.found() and not cc.links('''
1009 int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2)
1010 libbzip2 = not_found
1011 if get_option('bzip2').enabled()
1012 error('could not link libbzip2')
1014 warning('could not link libbzip2, disabling')
1019 liblzfse = not_found
1020 if not get_option('lzfse').auto() or have_block
1021 liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'],
1022 required: get_option('lzfse'),
1023 kwargs: static_kwargs)
1025 if liblzfse.found() and not cc.links('''
1027 int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse)
1028 liblzfse = not_found
1029 if get_option('lzfse').enabled()
1030 error('could not link liblzfse')
1032 warning('could not link liblzfse, disabling')
1037 if get_option('oss').allowed() and have_system
1038 if not cc.has_header('sys/soundcard.h')
1040 elif targetos == 'netbsd'
1041 oss = cc.find_library('ossaudio', required: get_option('oss'),
1042 kwargs: static_kwargs)
1044 oss = declare_dependency()
1048 if get_option('oss').enabled()
1049 error('OSS not found')
1054 if not get_option('dsound').auto() or (targetos == 'windows' and have_system)
1055 if cc.has_header('dsound.h')
1056 dsound = declare_dependency(link_args: ['-lole32', '-ldxguid'])
1059 if not dsound.found()
1060 if get_option('dsound').enabled()
1061 error('DirectSound not found')
1066 coreaudio = not_found
1067 if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system)
1068 coreaudio = dependency('appleframeworks', modules: 'CoreAudio',
1069 required: get_option('coreaudio'))
1073 if not get_option('opengl').auto() or have_system or have_vhost_user_gpu
1074 epoxy = dependency('epoxy', method: 'pkg-config',
1075 required: get_option('opengl'), kwargs: static_kwargs)
1076 if cc.has_header('epoxy/egl.h', dependencies: epoxy)
1078 elif get_option('opengl').enabled()
1079 error('epoxy/egl.h not found')
1083 if (have_system or have_tools) and (virgl.found() or opengl.found())
1084 gbm = dependency('gbm', method: 'pkg-config', required: false,
1085 kwargs: static_kwargs)
1087 have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and gbm.found()
1090 gnutls_crypto = not_found
1091 if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system)
1092 # For general TLS support our min gnutls matches
1093 # that implied by our platform support matrix
1095 # For the crypto backends, we look for a newer
1098 # Version 3.6.8 is needed to get XTS
1099 # Version 3.6.13 is needed to get PBKDF
1100 # Version 3.6.14 is needed to get HW accelerated XTS
1102 # If newer enough gnutls isn't available, we can
1103 # still use a different crypto backend to satisfy
1104 # the platform support requirements
1105 gnutls_crypto = dependency('gnutls', version: '>=3.6.14',
1106 method: 'pkg-config',
1108 kwargs: static_kwargs)
1109 if gnutls_crypto.found()
1110 gnutls = gnutls_crypto
1112 # Our min version if all we need is TLS
1113 gnutls = dependency('gnutls', version: '>=3.5.18',
1114 method: 'pkg-config',
1115 required: get_option('gnutls'),
1116 kwargs: static_kwargs)
1120 # We prefer use of gnutls for crypto, unless the options
1121 # explicitly asked for nettle or gcrypt.
1123 # If gnutls isn't available for crypto, then we'll prefer
1124 # gcrypt over nettle for performance reasons.
1130 if get_option('nettle').enabled() and get_option('gcrypt').enabled()
1131 error('Only one of gcrypt & nettle can be enabled')
1134 # Explicit nettle/gcrypt request, so ignore gnutls for crypto
1135 if get_option('nettle').enabled() or get_option('gcrypt').enabled()
1136 gnutls_crypto = not_found
1139 if not gnutls_crypto.found()
1140 if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled()
1141 gcrypt = dependency('libgcrypt', version: '>=1.8',
1142 method: 'config-tool',
1143 required: get_option('gcrypt'),
1144 kwargs: static_kwargs)
1145 # Debian has removed -lgpg-error from libgcrypt-config
1146 # as it "spreads unnecessary dependencies" which in
1147 # turn breaks static builds...
1148 if gcrypt.found() and enable_static
1149 gcrypt = declare_dependency(dependencies: [
1151 cc.find_library('gpg-error', required: true, kwargs: static_kwargs)])
1154 if (not get_option('nettle').auto() or have_system) and not gcrypt.found()
1155 nettle = dependency('nettle', version: '>=3.4',
1156 method: 'pkg-config',
1157 required: get_option('nettle'),
1158 kwargs: static_kwargs)
1159 if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle)
1165 gmp = dependency('gmp', required: false, method: 'pkg-config', kwargs: static_kwargs)
1166 if nettle.found() and gmp.found()
1167 hogweed = dependency('hogweed', version: '>=3.4',
1168 method: 'pkg-config',
1169 required: get_option('nettle'),
1170 kwargs: static_kwargs)
1177 if not get_option('gtk').auto() or (have_system and not cocoa.found())
1178 gtk = dependency('gtk+-3.0', version: '>=3.22.0',
1179 method: 'pkg-config',
1180 required: get_option('gtk'),
1181 kwargs: static_kwargs)
1183 gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0',
1184 method: 'pkg-config',
1186 kwargs: static_kwargs)
1187 gtk = declare_dependency(dependencies: [gtk, gtkx11])
1189 if not get_option('vte').auto() or have_system
1190 vte = dependency('vte-2.91',
1191 method: 'pkg-config',
1192 required: get_option('vte'),
1193 kwargs: static_kwargs)
1200 x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(),
1201 kwargs: static_kwargs)
1204 if get_option('png').allowed() and have_system
1205 png = dependency('libpng', required: get_option('png'),
1206 method: 'pkg-config', kwargs: static_kwargs)
1211 if get_option('vnc').allowed() and have_system
1212 vnc = declare_dependency() # dummy dependency
1213 jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'),
1214 method: 'pkg-config', kwargs: static_kwargs)
1215 sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'],
1216 required: get_option('vnc_sasl'),
1217 kwargs: static_kwargs)
1219 sasl = declare_dependency(dependencies: sasl,
1220 compile_args: '-DSTRUCT_IOVEC_DEFINED')
1225 if not get_option('auth_pam').auto() or have_system
1226 pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'],
1227 required: get_option('auth_pam'),
1228 kwargs: static_kwargs)
1230 if pam.found() and not cc.links('''
1232 #include <security/pam_appl.h>
1234 const char *service_name = "qemu";
1235 const char *user = "frank";
1236 const struct pam_conv pam_conv = { 0 };
1237 pam_handle_t *pamh = NULL;
1238 pam_start(service_name, user, &pam_conv, &pamh);
1240 }''', dependencies: pam)
1242 if get_option('auth_pam').enabled()
1243 error('could not link libpam')
1245 warning('could not link libpam, disabling')
1250 if not get_option('snappy').auto() or have_system
1251 snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'],
1252 required: get_option('snappy'),
1253 kwargs: static_kwargs)
1255 if snappy.found() and not linker.links('''
1256 #include <snappy-c.h>
1257 int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy)
1259 if get_option('snappy').enabled()
1260 error('could not link libsnappy')
1262 warning('could not link libsnappy, disabling')
1267 if not get_option('lzo').auto() or have_system
1268 lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'],
1269 required: get_option('lzo'),
1270 kwargs: static_kwargs)
1272 if lzo.found() and not cc.links('''
1273 #include <lzo/lzo1x.h>
1274 int main(void) { lzo_version(); return 0; }''', dependencies: lzo)
1276 if get_option('lzo').enabled()
1277 error('could not link liblzo2')
1279 warning('could not link liblzo2, disabling')
1284 if not get_option('numa').auto() or have_system or have_tools
1285 numa = cc.find_library('numa', has_headers: ['numa.h'],
1286 required: get_option('numa'),
1287 kwargs: static_kwargs)
1289 if numa.found() and not cc.links('''
1291 int main(void) { return numa_available(); }
1292 ''', dependencies: numa)
1294 if get_option('numa').enabled()
1295 error('could not link numa')
1297 warning('could not link numa, disabling')
1302 if not get_option('rdma').auto() or have_system
1303 libumad = cc.find_library('ibumad', required: get_option('rdma'))
1304 rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'],
1305 required: get_option('rdma'),
1306 kwargs: static_kwargs),
1307 cc.find_library('ibverbs', required: get_option('rdma'),
1308 kwargs: static_kwargs),
1310 rdma = declare_dependency(dependencies: rdma_libs)
1311 foreach lib: rdma_libs
1319 if get_option('xen').enabled() or (get_option('xen').auto() and have_system)
1320 xencontrol = dependency('xencontrol', required: false,
1321 method: 'pkg-config', kwargs: static_kwargs)
1322 if xencontrol.found()
1323 xen_pc = declare_dependency(version: xencontrol.version(),
1326 # disabler: true makes xen_pc.found() return false if any is not found
1327 dependency('xenstore', required: false,
1328 method: 'pkg-config', kwargs: static_kwargs,
1330 dependency('xenforeignmemory', required: false,
1331 method: 'pkg-config', kwargs: static_kwargs,
1333 dependency('xengnttab', required: false,
1334 method: 'pkg-config', kwargs: static_kwargs,
1336 dependency('xenevtchn', required: false,
1337 method: 'pkg-config', kwargs: static_kwargs,
1339 dependency('xendevicemodel', required: false,
1340 method: 'pkg-config', kwargs: static_kwargs,
1342 # optional, no "disabler: true"
1343 dependency('xentoolcore', required: false,
1344 method: 'pkg-config', kwargs: static_kwargs)])
1350 xen_tests = [ '4.11.0', '4.10.0', '4.9.0', '4.8.0', '4.7.1', '4.6.0', '4.5.0', '4.2.0' ]
1352 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1353 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1354 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1355 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1356 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1357 '4.6.0': [ 'xenstore', 'xenctrl' ],
1358 '4.5.0': [ 'xenstore', 'xenctrl' ],
1359 '4.2.0': [ 'xenstore', 'xenctrl' ],
1362 foreach ver: xen_tests
1363 # cache the various library tests to avoid polluting the logs
1365 foreach l: xen_libs[ver]
1366 if l not in xen_deps
1367 xen_deps += { l: cc.find_library(l, required: false) }
1369 xen_test_deps += xen_deps[l]
1372 # Use -D to pick just one of the test programs in scripts/xen-detect.c
1373 xen_version = ver.split('.')
1374 xen_ctrl_version = xen_version[0] + \
1375 ('0' + xen_version[1]).substring(-2) + \
1376 ('0' + xen_version[2]).substring(-2)
1377 if cc.links(files('scripts/xen-detect.c'),
1378 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version,
1379 dependencies: xen_test_deps)
1380 xen = declare_dependency(version: ver, dependencies: xen_test_deps)
1386 accelerators += 'CONFIG_XEN'
1387 elif get_option('xen').enabled()
1388 error('could not compile and link Xen test program')
1391 have_xen_pci_passthrough = get_option('xen_pci_passthrough') \
1392 .require(xen.found(),
1393 error_message: 'Xen PCI passthrough requested but Xen not enabled') \
1394 .require(targetos == 'linux',
1395 error_message: 'Xen PCI passthrough not available on this platform') \
1400 if not get_option('smartcard').auto() or have_system
1401 cacard = dependency('libcacard', required: get_option('smartcard'),
1402 version: '>=2.5.1', method: 'pkg-config',
1403 kwargs: static_kwargs)
1407 u2f = dependency('u2f-emu', required: get_option('u2f'),
1408 method: 'pkg-config',
1409 kwargs: static_kwargs)
1411 usbredir = not_found
1412 if not get_option('usb_redir').auto() or have_system
1413 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'),
1414 version: '>=0.6', method: 'pkg-config',
1415 kwargs: static_kwargs)
1418 if not get_option('libusb').auto() or have_system
1419 libusb = dependency('libusb-1.0', required: get_option('libusb'),
1420 version: '>=1.0.13', method: 'pkg-config',
1421 kwargs: static_kwargs)
1425 if not get_option('libpmem').auto() or have_system
1426 libpmem = dependency('libpmem', required: get_option('libpmem'),
1427 method: 'pkg-config', kwargs: static_kwargs)
1429 libdaxctl = not_found
1430 if not get_option('libdaxctl').auto() or have_system
1431 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'),
1432 version: '>=57', method: 'pkg-config',
1433 kwargs: static_kwargs)
1437 tasn1 = dependency('libtasn1',
1438 method: 'pkg-config',
1439 kwargs: static_kwargs)
1441 keyutils = dependency('libkeyutils', required: false,
1442 method: 'pkg-config', kwargs: static_kwargs)
1444 has_gettid = cc.has_function('gettid')
1447 selinux = dependency('libselinux',
1448 required: get_option('selinux'),
1449 method: 'pkg-config', kwargs: static_kwargs)
1454 if get_option('malloc') == 'system'
1456 get_option('malloc_trim').allowed() and \
1457 cc.links('''#include <malloc.h>
1458 int main(void) { malloc_trim(0); return 0; }''')
1460 has_malloc_trim = false
1461 malloc = cc.find_library(get_option('malloc'), required: true)
1463 if not has_malloc_trim and get_option('malloc_trim').enabled()
1464 if get_option('malloc') == 'system'
1465 error('malloc_trim not available on this platform.')
1467 error('malloc_trim not available with non-libc memory allocator')
1471 # Check whether the glibc provides statx()
1473 gnu_source_prefix = '''
1478 statx_test = gnu_source_prefix + '''
1479 #include <sys/stat.h>
1481 struct statx statxbuf;
1482 statx(0, "", 0, STATX_BASIC_STATS, &statxbuf);
1486 has_statx = cc.links(statx_test)
1488 # Check whether statx() provides mount ID information
1490 statx_mnt_id_test = gnu_source_prefix + '''
1491 #include <sys/stat.h>
1493 struct statx statxbuf;
1494 statx(0, "", 0, STATX_BASIC_STATS | STATX_MNT_ID, &statxbuf);
1495 return statxbuf.stx_mnt_id;
1498 has_statx_mnt_id = cc.links(statx_mnt_id_test)
1500 have_vhost_user_blk_server = get_option('vhost_user_blk_server') \
1501 .require(targetos == 'linux',
1502 error_message: 'vhost_user_blk_server requires linux') \
1503 .require(have_vhost_user,
1504 error_message: 'vhost_user_blk_server requires vhost-user support') \
1505 .disable_auto_if(not have_system) \
1508 if get_option('fuse').disabled() and get_option('fuse_lseek').enabled()
1509 error('Cannot enable fuse-lseek while fuse is disabled')
1512 fuse = dependency('fuse3', required: get_option('fuse'),
1513 version: '>=3.1', method: 'pkg-config',
1514 kwargs: static_kwargs)
1516 fuse_lseek = not_found
1517 if get_option('fuse_lseek').allowed()
1518 if fuse.version().version_compare('>=3.8')
1520 fuse_lseek = declare_dependency()
1521 elif get_option('fuse_lseek').enabled()
1523 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version())
1525 error('fuse-lseek requires libfuse, which was not found')
1531 libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config')
1532 if libbpf.found() and not cc.links('''
1533 #include <bpf/libbpf.h>
1536 bpf_object__destroy_skeleton(NULL);
1538 }''', dependencies: libbpf)
1540 if get_option('bpf').enabled()
1541 error('libbpf skeleton test failed')
1543 warning('libbpf skeleton test failed, disabling')
1551 audio_drivers_selected = []
1553 audio_drivers_available = {
1554 'alsa': alsa.found(),
1555 'coreaudio': coreaudio.found(),
1556 'dsound': dsound.found(),
1557 'jack': jack.found(),
1559 'pa': pulse.found(),
1562 foreach k, v: audio_drivers_available
1563 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v)
1566 # Default to native drivers first, OSS second, SDL third
1567 audio_drivers_priority = \
1568 [ 'pa', 'coreaudio', 'dsound', 'oss' ] + \
1569 (targetos == 'linux' ? [] : [ 'sdl' ])
1570 audio_drivers_default = []
1571 foreach k: audio_drivers_priority
1572 if audio_drivers_available[k]
1573 audio_drivers_default += k
1577 foreach k: get_option('audio_drv_list')
1579 audio_drivers_selected += audio_drivers_default
1580 elif not audio_drivers_available[k]
1581 error('Audio driver "@0@" not available.'.format(k))
1583 audio_drivers_selected += k
1587 config_host_data.set('CONFIG_AUDIO_DRIVERS',
1588 '"' + '", "'.join(audio_drivers_selected) + '", ')
1590 if get_option('cfi')
1592 # Check for dependency on LTO
1593 if not get_option('b_lto')
1594 error('Selected Control-Flow Integrity but LTO is disabled')
1596 if config_host.has_key('CONFIG_MODULES')
1597 error('Selected Control-Flow Integrity is not compatible with modules')
1599 # Check for cfi flags. CFI requires LTO so we can't use
1600 # get_supported_arguments, but need a more complex "compiles" which allows
1602 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall',
1603 args: ['-flto', '-fsanitize=cfi-icall'] )
1604 cfi_flags += '-fsanitize=cfi-icall'
1606 error('-fsanitize=cfi-icall is not supported by the compiler')
1608 if cc.compiles('int main () { return 0; }',
1609 name: '-fsanitize-cfi-icall-generalize-pointers',
1610 args: ['-flto', '-fsanitize=cfi-icall',
1611 '-fsanitize-cfi-icall-generalize-pointers'] )
1612 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers'
1614 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler')
1616 if get_option('cfi_debug')
1617 if cc.compiles('int main () { return 0; }',
1618 name: '-fno-sanitize-trap=cfi-icall',
1619 args: ['-flto', '-fsanitize=cfi-icall',
1620 '-fno-sanitize-trap=cfi-icall'] )
1621 cfi_flags += '-fno-sanitize-trap=cfi-icall'
1623 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
1626 add_global_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1627 add_global_link_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1630 have_host_block_device = (targetos != 'darwin' or
1631 cc.has_header('IOKit/storage/IOMedia.h'))
1633 # FIXME enable_modules shouldn't be necessary, but: https://github.com/mesonbuild/meson/issues/8333
1634 dbus_display = get_option('dbus_display') \
1635 .require(gio.version().version_compare('>=2.64'),
1636 error_message: '-display dbus requires glib>=2.64') \
1637 .require(enable_modules,
1638 error_message: '-display dbus requires --enable-modules') \
1639 .require(gdbus_codegen.found(),
1640 error_message: '-display dbus requires gdbus-codegen') \
1643 have_virtfs = get_option('virtfs') \
1644 .require(targetos == 'linux' or targetos == 'darwin',
1645 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \
1646 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'),
1647 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \
1648 .require(targetos == 'darwin' or (libattr.found() and libcap_ng.found()),
1649 error_message: 'virtio-9p (virtfs) on Linux requires libcap-ng-devel and libattr-devel') \
1650 .disable_auto_if(not have_tools and not have_system) \
1653 have_virtfs_proxy_helper = targetos != 'darwin' and have_virtfs and have_tools
1655 if get_option('block_drv_ro_whitelist') == ''
1656 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '')
1658 config_host_data.set('CONFIG_BDRV_RO_WHITELIST',
1659 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ')
1661 if get_option('block_drv_rw_whitelist') == ''
1662 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '')
1664 config_host_data.set('CONFIG_BDRV_RW_WHITELIST',
1665 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ')
1668 foreach k : get_option('trace_backends')
1669 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true)
1671 config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file'))
1672 config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority'))
1674 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path())
1676 config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir'))
1677 config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix'))
1678 config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir)
1679 config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir)
1680 config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir)
1681 config_host_data.set_quoted('CONFIG_QEMU_FIRMWAREPATH', get_option('prefix') / get_option('qemu_firmwarepath'))
1682 config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir'))
1683 config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir)
1684 config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir'))
1685 config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir'))
1686 config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir)
1687 config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir'))
1689 if config_host.has_key('CONFIG_MODULES')
1690 config_host_data.set('CONFIG_STAMP', run_command(
1691 meson.current_source_dir() / 'scripts/qemu-stamp.py',
1692 meson.project_version(), get_option('pkgversion'), '--',
1693 meson.current_source_dir() / 'configure',
1694 capture: true, check: true).stdout().strip())
1697 have_slirp_smbd = get_option('slirp_smbd') \
1698 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \
1701 smbd_path = get_option('smbd')
1703 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd')
1705 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path)
1708 config_host_data.set('HOST_' + host_arch.to_upper(), 1)
1710 if get_option('module_upgrades') and not enable_modules
1711 error('Cannot enable module-upgrades as modules are not enabled')
1713 config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades'))
1715 config_host_data.set('CONFIG_ATTR', libattr.found())
1716 config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools'))
1717 config_host_data.set('CONFIG_BRLAPI', brlapi.found())
1718 config_host_data.set('CONFIG_COCOA', cocoa.found())
1719 config_host_data.set('CONFIG_FUZZ', get_option('fuzzing'))
1720 config_host_data.set('CONFIG_GCOV', get_option('b_coverage'))
1721 config_host_data.set('CONFIG_LIBUDEV', libudev.found())
1722 config_host_data.set('CONFIG_LZO', lzo.found())
1723 config_host_data.set('CONFIG_MPATH', mpathpersist.found())
1724 config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api)
1725 config_host_data.set('CONFIG_CURL', curl.found())
1726 config_host_data.set('CONFIG_CURSES', curses.found())
1727 config_host_data.set('CONFIG_GBM', gbm.found())
1728 config_host_data.set('CONFIG_GIO', gio.found())
1729 config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found())
1730 if glusterfs.found()
1731 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4'))
1732 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5'))
1733 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6'))
1734 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6'))
1735 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat)
1736 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat)
1738 config_host_data.set('CONFIG_GTK', gtk.found())
1739 config_host_data.set('CONFIG_VTE', vte.found())
1740 config_host_data.set('CONFIG_LIBATTR', have_old_libattr)
1741 config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found())
1742 config_host_data.set('CONFIG_EBPF', libbpf.found())
1743 config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found())
1744 config_host_data.set('CONFIG_LIBISCSI', libiscsi.found())
1745 config_host_data.set('CONFIG_LIBNFS', libnfs.found())
1746 config_host_data.set('CONFIG_LIBSSH', libssh.found())
1747 config_host_data.set('CONFIG_LINUX_AIO', libaio.found())
1748 config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found())
1749 config_host_data.set('CONFIG_LIBPMEM', libpmem.found())
1750 config_host_data.set('CONFIG_NUMA', numa.found())
1751 config_host_data.set('CONFIG_OPENGL', opengl.found())
1752 config_host_data.set('CONFIG_PROFILER', get_option('profiler'))
1753 config_host_data.set('CONFIG_RBD', rbd.found())
1754 config_host_data.set('CONFIG_RDMA', rdma.found())
1755 config_host_data.set('CONFIG_SDL', sdl.found())
1756 config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found())
1757 config_host_data.set('CONFIG_SECCOMP', seccomp.found())
1758 config_host_data.set('CONFIG_SNAPPY', snappy.found())
1759 config_host_data.set('CONFIG_TPM', have_tpm)
1760 config_host_data.set('CONFIG_USB_LIBUSB', libusb.found())
1761 config_host_data.set('CONFIG_VDE', vde.found())
1762 config_host_data.set('CONFIG_VHOST_NET', have_vhost_net)
1763 config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user)
1764 config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa)
1765 config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel)
1766 config_host_data.set('CONFIG_VHOST_USER', have_vhost_user)
1767 config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto)
1768 config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa)
1769 config_host_data.set('CONFIG_VMNET', vmnet.found())
1770 config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server)
1771 config_host_data.set('CONFIG_PNG', png.found())
1772 config_host_data.set('CONFIG_VNC', vnc.found())
1773 config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
1774 config_host_data.set('CONFIG_VNC_SASL', sasl.found())
1775 config_host_data.set('CONFIG_VIRTFS', have_virtfs)
1776 config_host_data.set('CONFIG_VTE', vte.found())
1777 config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found())
1778 config_host_data.set('CONFIG_KEYUTILS', keyutils.found())
1779 config_host_data.set('CONFIG_GETTID', has_gettid)
1780 config_host_data.set('CONFIG_GNUTLS', gnutls.found())
1781 config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found())
1782 config_host_data.set('CONFIG_TASN1', tasn1.found())
1783 config_host_data.set('CONFIG_GCRYPT', gcrypt.found())
1784 config_host_data.set('CONFIG_NETTLE', nettle.found())
1785 config_host_data.set('CONFIG_HOGWEED', hogweed.found())
1786 config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private')
1787 config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim)
1788 config_host_data.set('CONFIG_STATX', has_statx)
1789 config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id)
1790 config_host_data.set('CONFIG_ZSTD', zstd.found())
1791 config_host_data.set('CONFIG_FUSE', fuse.found())
1792 config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found())
1793 config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found())
1794 if spice_protocol.found()
1795 config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0])
1796 config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1])
1797 config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2])
1799 config_host_data.set('CONFIG_SPICE', spice.found())
1800 config_host_data.set('CONFIG_X11', x11.found())
1801 config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display)
1802 config_host_data.set('CONFIG_CFI', get_option('cfi'))
1803 config_host_data.set('CONFIG_SELINUX', selinux.found())
1804 config_host_data.set('CONFIG_XEN_BACKEND', xen.found())
1806 # protect from xen.version() having less than three components
1807 xen_version = xen.version().split('.') + ['0', '0']
1808 xen_ctrl_version = xen_version[0] + \
1809 ('0' + xen_version[1]).substring(-2) + \
1810 ('0' + xen_version[2]).substring(-2)
1811 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version)
1813 config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version()))
1814 config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0])
1815 config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
1816 config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
1818 config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf)
1819 config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device)
1821 have_coroutine_pool = get_option('coroutine_pool')
1822 if get_option('debug_stack_usage') and have_coroutine_pool
1823 message('Disabling coroutine pool to measure stack usage')
1824 have_coroutine_pool = false
1826 config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool)
1827 config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex'))
1828 config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage'))
1829 config_host_data.set('CONFIG_GPROF', get_option('gprof'))
1830 config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed())
1831 config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug'))
1832 config_host_data.set('CONFIG_REPLICATION', get_option('live_block_migration').allowed())
1835 config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h'))
1836 config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h'))
1837 config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h'))
1838 config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
1839 config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
1840 config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
1841 config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h'))
1842 config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
1843 config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
1846 config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4'))
1847 config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime'))
1848 config_host_data.set('CONFIG_DUP3', cc.has_function('dup3'))
1849 config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate'))
1850 config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate'))
1851 # Note that we need to specify prefix: here to avoid incorrectly
1852 # thinking that Windows has posix_memalign()
1853 config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>'))
1854 config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc'))
1855 config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc'))
1856 config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign'))
1857 config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll'))
1858 config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>'))
1859 config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np'))
1860 config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile'))
1861 config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare'))
1862 config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs'))
1863 config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range'))
1864 config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create'))
1865 config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range'))
1866 config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs'))
1867 config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util))
1868 config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul'))
1869 config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>'))
1871 config_host_data.set('HAVE_IBV_ADVISE_MR',
1872 cc.has_function('ibv_advise_mr',
1874 prefix: '#include <infiniband/verbs.h>'))
1878 config_host_data.set('CONFIG_BYTESWAP_H',
1879 cc.has_header_symbol('byteswap.h', 'bswap_32'))
1880 config_host_data.set('CONFIG_EPOLL_CREATE1',
1881 cc.has_header_symbol('sys/epoll.h', 'epoll_create1'))
1882 config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE',
1883 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and
1884 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE'))
1885 config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE',
1886 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE'))
1887 config_host_data.set('CONFIG_FIEMAP',
1888 cc.has_header('linux/fiemap.h') and
1889 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP'))
1890 config_host_data.set('CONFIG_GETRANDOM',
1891 cc.has_function('getrandom') and
1892 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK'))
1893 config_host_data.set('CONFIG_INOTIFY',
1894 cc.has_header_symbol('sys/inotify.h', 'inotify_init'))
1895 config_host_data.set('CONFIG_INOTIFY1',
1896 cc.has_header_symbol('sys/inotify.h', 'inotify_init1'))
1897 config_host_data.set('CONFIG_MACHINE_BSWAP_H',
1898 cc.has_header_symbol('machine/bswap.h', 'bswap32',
1899 prefix: '''#include <sys/endian.h>
1900 #include <sys/types.h>'''))
1901 config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK',
1902 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK'))
1903 config_host_data.set('CONFIG_RTNETLINK',
1904 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN'))
1905 config_host_data.set('CONFIG_SYSMACROS',
1906 cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
1907 config_host_data.set('HAVE_OPTRESET',
1908 cc.has_header_symbol('getopt.h', 'optreset'))
1909 config_host_data.set('HAVE_IPPROTO_MPTCP',
1910 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP'))
1913 config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID',
1914 cc.has_member('struct sigevent', 'sigev_notify_thread_id',
1915 prefix: '#include <signal.h>'))
1916 config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM',
1917 cc.has_member('struct stat', 'st_atim',
1918 prefix: '#include <sys/stat.h>'))
1921 config_host_data.set('CONFIG_IOVEC',
1922 cc.has_type('struct iovec',
1923 prefix: '#include <sys/uio.h>'))
1924 config_host_data.set('HAVE_UTMPX',
1925 cc.has_type('struct utmpx',
1926 prefix: '#include <utmpx.h>'))
1928 config_host_data.set('CONFIG_EVENTFD', cc.links('''
1929 #include <sys/eventfd.h>
1930 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }'''))
1931 config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + '''
1934 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
1935 return fdatasync(0);
1937 #error Not supported
1941 has_madvise = cc.links(gnu_source_prefix + '''
1942 #include <sys/types.h>
1943 #include <sys/mman.h>
1945 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''')
1946 missing_madvise_proto = false
1948 # Some platforms (illumos and Solaris before Solaris 11) provide madvise()
1949 # but forget to prototype it. In this case, has_madvise will be true (the
1950 # test program links despite a compile warning). To detect the
1951 # missing-prototype case, we try again with a definitely-bogus prototype.
1952 # This will only compile if the system headers don't provide the prototype;
1953 # otherwise the conflicting prototypes will cause a compiler error.
1954 missing_madvise_proto = cc.links(gnu_source_prefix + '''
1955 #include <sys/types.h>
1956 #include <sys/mman.h>
1958 extern int madvise(int);
1959 int main(void) { return madvise(0); }''')
1961 config_host_data.set('CONFIG_MADVISE', has_madvise)
1962 config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto)
1964 config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + '''
1965 #include <sys/mman.h>
1966 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }'''))
1967 config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + '''
1969 #if !defined(AT_EMPTY_PATH)
1970 # error missing definition
1972 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
1974 config_host_data.set('CONFIG_PIPE2', cc.links(gnu_source_prefix + '''
1981 return pipe2(pipefd, O_CLOEXEC);
1983 config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + '''
1984 #include <sys/mman.h>
1986 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }'''))
1988 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + '''
1989 #include <pthread.h>
1991 static void *f(void *p) { return NULL; }
1995 pthread_create(&thread, 0, f, 0);
1996 pthread_setname_np(thread, "QEMU");
1998 }''', dependencies: threads))
1999 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + '''
2000 #include <pthread.h>
2002 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
2006 pthread_create(&thread, 0, f, 0);
2008 }''', dependencies: threads))
2009 config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + '''
2010 #include <pthread.h>
2015 pthread_condattr_t attr
2016 pthread_condattr_init(&attr);
2017 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC);
2019 }''', dependencies: threads))
2021 config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + '''
2022 #include <sys/signalfd.h>
2024 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }'''))
2025 config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + '''
2033 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2034 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2038 config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + '''
2039 #include <sys/mman.h>
2040 int main(int argc, char *argv[]) {
2041 return mlockall(MCL_FUTURE);
2045 if get_option('l2tpv3').allowed() and have_system
2046 have_l2tpv3 = cc.has_type('struct mmsghdr',
2047 prefix: gnu_source_prefix + '''
2048 #include <sys/socket.h>
2049 #include <linux/ip.h>''')
2051 config_host_data.set('CONFIG_L2TPV3', have_l2tpv3)
2054 if get_option('netmap').allowed() and have_system
2055 have_netmap = cc.compiles('''
2056 #include <inttypes.h>
2058 #include <net/netmap.h>
2059 #include <net/netmap_user.h>
2060 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2063 int main(void) { return 0; }''')
2064 if not have_netmap and get_option('netmap').enabled()
2065 error('Netmap headers not available')
2068 config_host_data.set('CONFIG_NETMAP', have_netmap)
2070 # Work around a system header bug with some kernel/XFS header
2071 # versions where they both try to define 'struct fsxattr':
2072 # xfs headers will not try to redefine structs from linux headers
2073 # if this macro is set.
2074 config_host_data.set('HAVE_FSXATTR', cc.links('''
2075 #include <linux/fs.h>
2081 # Some versions of Mac OS X incorrectly define SIZE_MAX
2082 config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles('''
2085 int main(int argc, char *argv[]) {
2086 return printf("%zu", SIZE_MAX);
2087 }''', args: ['-Werror']))
2094 y = __atomic_load_n(&x, __ATOMIC_RELAXED);
2095 __atomic_store_n(&x, y, __ATOMIC_RELAXED);
2096 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
2097 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED);
2098 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED);
2102 # See if 64-bit atomic operations are supported.
2103 # Note that without __atomic builtins, we can only
2104 # assume atomic loads/stores max at pointer size.
2105 config_host_data.set('CONFIG_ATOMIC64', cc.links(atomic_test.format('uint64_t')))
2107 has_int128 = cc.links('''
2117 config_host_data.set('CONFIG_INT128', has_int128)
2120 # "do we have 128-bit atomics which are handled inline and specifically not
2121 # via libatomic". The reason we can't use libatomic is documented in the
2122 # comment starting "GCC is a house divided" in include/qemu/atomic128.h.
2123 has_atomic128 = cc.links(atomic_test.format('unsigned __int128'))
2125 config_host_data.set('CONFIG_ATOMIC128', has_atomic128)
2127 if not has_atomic128
2128 has_cmpxchg128 = cc.links('''
2131 unsigned __int128 x = 0, y = 0;
2132 __sync_val_compare_and_swap_16(&x, y, x);
2137 config_host_data.set('CONFIG_CMPXCHG128', has_cmpxchg128)
2141 config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + '''
2142 #include <sys/auxv.h>
2144 return getauxval(AT_HWCAP) == 0;
2147 config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles('''
2148 #include <linux/usbdevice_fs.h>
2150 #ifndef USBDEVFS_GET_CAPABILITIES
2151 #error "USBDEVFS_GET_CAPABILITIES undefined"
2154 #ifndef USBDEVFS_DISCONNECT_CLAIM
2155 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
2158 int main(void) { return 0; }'''))
2160 have_keyring = get_option('keyring') \
2161 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \
2162 .require(cc.compiles('''
2164 #include <asm/unistd.h>
2165 #include <linux/keyctl.h>
2166 #include <sys/syscall.h>
2169 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
2170 }'''), error_message: 'keyctl syscall not available on this system').allowed()
2171 config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring)
2173 have_cpuid_h = cc.links('''
2176 unsigned a, b, c, d;
2177 unsigned max = __get_cpuid_max(0, 0);
2180 __cpuid(1, a, b, c, d);
2184 __cpuid_count(7, 0, a, b, c, d);
2189 config_host_data.set('CONFIG_CPUID_H', have_cpuid_h)
2191 config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \
2192 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \
2193 .require(cc.links('''
2194 #pragma GCC push_options
2195 #pragma GCC target("avx2")
2197 #include <immintrin.h>
2198 static int bar(void *a) {
2199 __m256i x = *(__m256i *)a;
2200 return _mm256_testz_si256(x, x);
2202 int main(int argc, char *argv[]) { return bar(argv[0]); }
2203 '''), error_message: 'AVX2 not available').allowed())
2205 config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \
2206 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \
2207 .require(cc.links('''
2208 #pragma GCC push_options
2209 #pragma GCC target("avx512f")
2211 #include <immintrin.h>
2212 static int bar(void *a) {
2213 __m512i x = *(__m512i *)a;
2214 return _mm512_test_epi64_mask(x, x);
2216 int main(int argc, char *argv[]) { return bar(argv[0]); }
2217 '''), error_message: 'AVX512F not available').allowed())
2219 have_pvrdma = get_option('pvrdma') \
2220 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \
2221 .require(cc.compiles(gnu_source_prefix + '''
2222 #include <sys/mman.h>
2227 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
2230 }'''), error_message: 'PVRDMA requires mremap').allowed()
2233 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links('''
2234 #include <infiniband/verbs.h>
2238 struct ibv_pd *pd = NULL;
2244 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
2250 if get_option('membarrier').disabled()
2251 have_membarrier = false
2252 elif targetos == 'windows'
2253 have_membarrier = true
2254 elif targetos == 'linux'
2255 have_membarrier = cc.compiles('''
2256 #include <linux/membarrier.h>
2257 #include <sys/syscall.h>
2261 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
2262 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
2266 config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \
2267 .require(have_membarrier, error_message: 'membarrier system call not available') \
2270 have_afalg = get_option('crypto_afalg') \
2271 .require(cc.compiles(gnu_source_prefix + '''
2273 #include <sys/types.h>
2274 #include <sys/socket.h>
2275 #include <linux/if_alg.h>
2278 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
2281 '''), error_message: 'AF_ALG requested but could not be detected').allowed()
2282 config_host_data.set('CONFIG_AF_ALG', have_afalg)
2284 config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol(
2285 'linux/vm_sockets.h', 'AF_VSOCK',
2286 prefix: '#include <sys/socket.h>',
2290 have_vss_sdk = false # old xp/2003 SDK
2291 if targetos == 'windows' and link_language == 'cpp'
2292 have_vss = cxx.compiles('''
2293 #define __MIDL_user_allocate_free_DEFINED__
2295 int main(void) { return VSS_CTX_BACKUP; }''')
2296 have_vss_sdk = cxx.has_header('vscoordint.h')
2298 config_host_data.set('HAVE_VSS_SDK', have_vss_sdk)
2300 foreach k, v: config_host
2301 if k.startswith('CONFIG_')
2302 config_host_data.set(k, v == 'y' ? 1 : v)
2306 # Older versions of MinGW do not import _lock_file and _unlock_file properly.
2307 # This was fixed for v6.0.0 with commit b48e3ac8969d.
2308 if targetos == 'windows'
2309 config_host_data.set('HAVE__LOCK_FILE', cc.links('''
2315 }''', name: '_lock_file and _unlock_file'))
2318 ########################
2319 # Target configuration #
2320 ########################
2322 minikconf = find_program('scripts/minikconf.py')
2324 config_all_devices = {}
2325 config_all_disas = {}
2326 config_devices_mak_list = []
2327 config_devices_h = {}
2328 config_target_h = {}
2329 config_target_mak = {}
2332 'alpha' : ['CONFIG_ALPHA_DIS'],
2333 'arm' : ['CONFIG_ARM_DIS'],
2334 'avr' : ['CONFIG_AVR_DIS'],
2335 'cris' : ['CONFIG_CRIS_DIS'],
2336 'hexagon' : ['CONFIG_HEXAGON_DIS'],
2337 'hppa' : ['CONFIG_HPPA_DIS'],
2338 'i386' : ['CONFIG_I386_DIS'],
2339 'x86_64' : ['CONFIG_I386_DIS'],
2340 'm68k' : ['CONFIG_M68K_DIS'],
2341 'microblaze' : ['CONFIG_MICROBLAZE_DIS'],
2342 'mips' : ['CONFIG_MIPS_DIS'],
2343 'nios2' : ['CONFIG_NIOS2_DIS'],
2344 'or1k' : ['CONFIG_OPENRISC_DIS'],
2345 'ppc' : ['CONFIG_PPC_DIS'],
2346 'riscv' : ['CONFIG_RISCV_DIS'],
2347 'rx' : ['CONFIG_RX_DIS'],
2348 's390' : ['CONFIG_S390_DIS'],
2349 'sh4' : ['CONFIG_SH4_DIS'],
2350 'sparc' : ['CONFIG_SPARC_DIS'],
2351 'xtensa' : ['CONFIG_XTENSA_DIS'],
2352 'loongarch' : ['CONFIG_LOONGARCH_DIS'],
2354 if link_language == 'cpp'
2356 'aarch64' : [ 'CONFIG_ARM_A64_DIS'],
2357 'arm' : [ 'CONFIG_ARM_DIS', 'CONFIG_ARM_A64_DIS'],
2358 'mips' : [ 'CONFIG_MIPS_DIS', 'CONFIG_NANOMIPS_DIS'],
2362 have_ivshmem = config_host_data.get('CONFIG_EVENTFD')
2364 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \
2365 (have_tpm ? ['CONFIG_TPM=y'] : []) + \
2366 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \
2367 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \
2368 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \
2369 (x11.found() ? ['CONFIG_X11=y'] : []) + \
2370 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \
2371 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \
2372 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \
2373 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \
2374 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \
2375 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \
2376 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : [])
2378 ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
2380 default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
2381 actual_target_dirs = []
2383 foreach target : target_dirs
2384 config_target = { 'TARGET_NAME': target.split('-')[0] }
2385 if target.endswith('linux-user')
2386 if targetos != 'linux'
2390 error('Target @0@ is only available on a Linux host'.format(target))
2392 config_target += { 'CONFIG_LINUX_USER': 'y' }
2393 elif target.endswith('bsd-user')
2394 if 'CONFIG_BSD' not in config_host
2398 error('Target @0@ is only available on a BSD host'.format(target))
2400 config_target += { 'CONFIG_BSD_USER': 'y' }
2401 elif target.endswith('softmmu')
2402 config_target += { 'CONFIG_SOFTMMU': 'y' }
2404 if target.endswith('-user')
2406 'CONFIG_USER_ONLY': 'y',
2407 'CONFIG_QEMU_INTERP_PREFIX':
2408 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME'])
2413 foreach sym: accelerators
2414 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, [])
2415 config_target += { sym: 'y' }
2416 config_all += { sym: 'y' }
2417 if sym == 'CONFIG_TCG' and tcg_arch == 'tci'
2418 config_target += { 'CONFIG_TCG_INTERPRETER': 'y' }
2420 if target in modular_tcg
2421 config_target += { 'CONFIG_TCG_MODULAR': 'y' }
2423 config_target += { 'CONFIG_TCG_BUILTIN': 'y' }
2425 accel_kconfig += [ sym + '=y' ]
2428 if accel_kconfig.length() == 0
2432 error('No accelerator available for target @0@'.format(target))
2435 actual_target_dirs += target
2436 config_target += keyval.load('configs/targets' / target + '.mak')
2437 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' }
2439 if 'TARGET_NEED_FDT' in config_target
2440 fdt_required += target
2444 if 'TARGET_BASE_ARCH' not in config_target
2445 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']}
2447 if 'TARGET_ABI_DIR' not in config_target
2448 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']}
2450 if 'TARGET_BIG_ENDIAN' not in config_target
2451 config_target += {'TARGET_BIG_ENDIAN': 'n'}
2454 foreach k, v: disassemblers
2455 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k)
2457 config_target += { sym: 'y' }
2458 config_all_disas += { sym: 'y' }
2463 config_target_data = configuration_data()
2464 foreach k, v: config_target
2465 if not k.startswith('TARGET_') and not k.startswith('CONFIG_')
2467 elif ignored.contains(k)
2469 elif k == 'TARGET_BASE_ARCH'
2470 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is
2471 # not used to select files from sourcesets.
2472 config_target_data.set('TARGET_' + v.to_upper(), 1)
2473 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX'
2474 config_target_data.set_quoted(k, v)
2476 config_target_data.set(k, 1)
2478 config_target_data.set(k, 0)
2480 config_target_data.set(k, v)
2483 config_target_data.set('QEMU_ARCH',
2484 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper())
2485 config_target_h += {target: configure_file(output: target + '-config-target.h',
2486 configuration: config_target_data)}
2488 if target.endswith('-softmmu')
2489 config_input = meson.get_external_property(target, 'default')
2490 config_devices_mak = target + '-config-devices.mak'
2491 config_devices_mak = configure_file(
2492 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'],
2493 output: config_devices_mak,
2494 depfile: config_devices_mak + '.d',
2496 command: [minikconf,
2497 get_option('default_devices') ? '--defconfig' : '--allnoconfig',
2498 config_devices_mak, '@DEPFILE@', '@INPUT@',
2499 host_kconfig, accel_kconfig,
2500 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y'])
2502 config_devices_data = configuration_data()
2503 config_devices = keyval.load(config_devices_mak)
2504 foreach k, v: config_devices
2505 config_devices_data.set(k, 1)
2507 config_devices_mak_list += config_devices_mak
2508 config_devices_h += {target: configure_file(output: target + '-config-devices.h',
2509 configuration: config_devices_data)}
2510 config_target += config_devices
2511 config_all_devices += config_devices
2513 config_target_mak += {target: config_target}
2515 target_dirs = actual_target_dirs
2517 # This configuration is used to build files that are shared by
2518 # multiple binaries, and then extracted out of the "common"
2519 # static_library target.
2521 # We do not use all_sources()/all_dependencies(), because it would
2522 # build literally all source files, including devices only used by
2523 # targets that are not built for this compilation. The CONFIG_ALL
2524 # pseudo symbol replaces it.
2526 config_all += config_all_devices
2527 config_all += config_host
2528 config_all += config_all_disas
2530 'CONFIG_XEN': xen.found(),
2531 'CONFIG_SOFTMMU': have_system,
2532 'CONFIG_USER_ONLY': have_user,
2536 target_configs_h = []
2537 foreach target: target_dirs
2538 target_configs_h += config_target_h[target]
2539 target_configs_h += config_devices_h.get(target, [])
2541 genh += custom_target('config-poison.h',
2542 input: [target_configs_h],
2543 output: 'config-poison.h',
2545 command: [find_program('scripts/make-config-poison.sh'),
2552 capstone = not_found
2553 if not get_option('capstone').auto() or have_system or have_user
2554 capstone = dependency('capstone', version: '>=3.0.5',
2555 kwargs: static_kwargs, method: 'pkg-config',
2556 required: get_option('capstone'))
2558 # Some versions of capstone have broken pkg-config file
2559 # that reports a wrong -I path, causing the #include to
2560 # fail later. If the system has such a broken version
2562 if capstone.found() and not cc.compiles('#include <capstone.h>',
2563 dependencies: [capstone])
2564 capstone = not_found
2565 if get_option('capstone').enabled()
2566 error('capstone requested, but it does not appear to work')
2572 slirp_opt = 'disabled'
2574 slirp_opt = get_option('slirp')
2575 if slirp_opt in ['enabled', 'auto', 'system']
2576 have_internal = fs.exists(meson.current_source_dir() / 'slirp/meson.build')
2577 slirp_dep_required = (slirp_opt == 'system' or
2578 slirp_opt == 'enabled' and not have_internal)
2579 slirp = dependency('slirp', kwargs: static_kwargs,
2580 method: 'pkg-config', version: '>=4.1.0',
2581 required: slirp_dep_required)
2582 # slirp <4.7 is incompatible with CFI support in QEMU. This is because
2583 # it passes function pointers within libslirp as callbacks for timers.
2584 # When using a system-wide shared libslirp, the type information for the
2585 # callback is missing and the timer call produces a false positive with CFI.
2586 # Do not use the "version" keyword argument to produce a better error.
2587 # with control-flow integrity.
2588 if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7')
2589 if slirp_dep_required
2590 error('Control-Flow Integrity requires libslirp 4.7.')
2592 warning('Control-Flow Integrity requires libslirp 4.7, not using system-wide libslirp.')
2597 slirp_opt = 'system'
2599 slirp_opt = 'internal'
2601 slirp_opt = 'disabled'
2604 if slirp_opt == 'internal'
2606 if targetos == 'windows'
2607 slirp_deps = cc.find_library('iphlpapi')
2608 elif targetos == 'darwin'
2609 slirp_deps = cc.find_library('resolv')
2611 slirp_conf = configuration_data()
2612 slirp_conf.set('SLIRP_MAJOR_VERSION', meson.project_version().split('.')[0])
2613 slirp_conf.set('SLIRP_MINOR_VERSION', meson.project_version().split('.')[1])
2614 slirp_conf.set('SLIRP_MICRO_VERSION', meson.project_version().split('.')[2])
2615 slirp_conf.set_quoted('SLIRP_VERSION_STRING', meson.project_version())
2616 slirp_cargs = ['-DG_LOG_DOMAIN="Slirp"']
2618 'slirp/src/arp_table.c',
2619 'slirp/src/bootp.c',
2620 'slirp/src/cksum.c',
2621 'slirp/src/dhcpv6.c',
2622 'slirp/src/dnssearch.c',
2624 'slirp/src/ip6_icmp.c',
2625 'slirp/src/ip6_input.c',
2626 'slirp/src/ip6_output.c',
2627 'slirp/src/ip_icmp.c',
2628 'slirp/src/ip_input.c',
2629 'slirp/src/ip_output.c',
2633 'slirp/src/ndp_table.c',
2635 'slirp/src/slirp.c',
2636 'slirp/src/socket.c',
2637 'slirp/src/state.c',
2638 'slirp/src/stream.c',
2639 'slirp/src/tcp_input.c',
2640 'slirp/src/tcp_output.c',
2641 'slirp/src/tcp_subr.c',
2642 'slirp/src/tcp_timer.c',
2647 'slirp/src/version.c',
2648 'slirp/src/vmstate.c',
2652 input : 'slirp/src/libslirp-version.h.in',
2653 output : 'libslirp-version.h',
2654 configuration: slirp_conf)
2656 slirp_inc = include_directories('slirp', 'slirp/src')
2657 libslirp = static_library('slirp',
2658 build_by_default: false,
2659 sources: slirp_files,
2660 c_args: slirp_cargs,
2661 include_directories: slirp_inc)
2662 slirp = declare_dependency(link_with: libslirp,
2663 dependencies: slirp_deps,
2664 include_directories: slirp_inc)
2670 fdt_opt = get_option('fdt')
2671 if fdt_opt in ['enabled', 'auto', 'system']
2672 have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt')
2673 fdt = cc.find_library('fdt', kwargs: static_kwargs,
2674 required: fdt_opt == 'system' or
2675 fdt_opt == 'enabled' and not have_internal)
2676 if fdt.found() and cc.links('''
2678 #include <libfdt_env.h>
2679 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''',
2682 elif fdt_opt == 'system'
2683 error('system libfdt requested, but it is too old (1.5.1 or newer required)')
2685 fdt_opt = 'internal'
2687 fdt_opt = 'disabled'
2691 if fdt_opt == 'internal'
2694 'dtc/libfdt/fdt_ro.c',
2695 'dtc/libfdt/fdt_wip.c',
2696 'dtc/libfdt/fdt_sw.c',
2697 'dtc/libfdt/fdt_rw.c',
2698 'dtc/libfdt/fdt_strerror.c',
2699 'dtc/libfdt/fdt_empty_tree.c',
2700 'dtc/libfdt/fdt_addresses.c',
2701 'dtc/libfdt/fdt_overlay.c',
2702 'dtc/libfdt/fdt_check.c',
2705 fdt_inc = include_directories('dtc/libfdt')
2706 libfdt = static_library('fdt',
2707 build_by_default: false,
2709 include_directories: fdt_inc)
2710 fdt = declare_dependency(link_with: libfdt,
2711 include_directories: fdt_inc)
2714 fdt_opt = 'disabled'
2716 if not fdt.found() and fdt_required.length() > 0
2717 error('fdt not available but required by targets ' + ', '.join(fdt_required))
2720 config_host_data.set('CONFIG_CAPSTONE', capstone.found())
2721 config_host_data.set('CONFIG_FDT', fdt.found())
2722 config_host_data.set('CONFIG_SLIRP', slirp.found())
2724 #####################
2725 # Generated sources #
2726 #####################
2728 genh += configure_file(output: 'config-host.h', configuration: config_host_data)
2730 hxtool = find_program('scripts/hxtool')
2731 shaderinclude = find_program('scripts/shaderinclude.pl')
2732 qapi_gen = find_program('scripts/qapi-gen.py')
2733 qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py',
2734 meson.current_source_dir() / 'scripts/qapi/commands.py',
2735 meson.current_source_dir() / 'scripts/qapi/common.py',
2736 meson.current_source_dir() / 'scripts/qapi/error.py',
2737 meson.current_source_dir() / 'scripts/qapi/events.py',
2738 meson.current_source_dir() / 'scripts/qapi/expr.py',
2739 meson.current_source_dir() / 'scripts/qapi/gen.py',
2740 meson.current_source_dir() / 'scripts/qapi/introspect.py',
2741 meson.current_source_dir() / 'scripts/qapi/parser.py',
2742 meson.current_source_dir() / 'scripts/qapi/schema.py',
2743 meson.current_source_dir() / 'scripts/qapi/source.py',
2744 meson.current_source_dir() / 'scripts/qapi/types.py',
2745 meson.current_source_dir() / 'scripts/qapi/visit.py',
2746 meson.current_source_dir() / 'scripts/qapi/common.py',
2747 meson.current_source_dir() / 'scripts/qapi-gen.py'
2751 python, files('scripts/tracetool.py'),
2752 '--backend=' + ','.join(get_option('trace_backends'))
2754 tracetool_depends = files(
2755 'scripts/tracetool/backend/log.py',
2756 'scripts/tracetool/backend/__init__.py',
2757 'scripts/tracetool/backend/dtrace.py',
2758 'scripts/tracetool/backend/ftrace.py',
2759 'scripts/tracetool/backend/simple.py',
2760 'scripts/tracetool/backend/syslog.py',
2761 'scripts/tracetool/backend/ust.py',
2762 'scripts/tracetool/format/ust_events_c.py',
2763 'scripts/tracetool/format/ust_events_h.py',
2764 'scripts/tracetool/format/__init__.py',
2765 'scripts/tracetool/format/d.py',
2766 'scripts/tracetool/format/simpletrace_stap.py',
2767 'scripts/tracetool/format/c.py',
2768 'scripts/tracetool/format/h.py',
2769 'scripts/tracetool/format/log_stap.py',
2770 'scripts/tracetool/format/stap.py',
2771 'scripts/tracetool/__init__.py',
2772 'scripts/tracetool/transform.py',
2773 'scripts/tracetool/vcpu.py'
2776 qemu_version_cmd = [find_program('scripts/qemu-version.sh'),
2777 meson.current_source_dir(),
2778 get_option('pkgversion'), meson.project_version()]
2779 qemu_version = custom_target('qemu-version.h',
2780 output: 'qemu-version.h',
2781 command: qemu_version_cmd,
2783 build_by_default: true,
2784 build_always_stale: true)
2785 genh += qemu_version
2789 ['qemu-options.hx', 'qemu-options.def'],
2790 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'],
2794 ['hmp-commands.hx', 'hmp-commands.h'],
2795 ['hmp-commands-info.hx', 'hmp-commands-info.h'],
2798 foreach d : hx_headers
2799 hxdep += custom_target(d[1],
2803 build_by_default: true, # to be removed when added to a target
2804 command: [hxtool, '-h', '@INPUT0@'])
2812 authz_ss = ss.source_set()
2813 blockdev_ss = ss.source_set()
2814 block_ss = ss.source_set()
2815 chardev_ss = ss.source_set()
2816 common_ss = ss.source_set()
2817 crypto_ss = ss.source_set()
2818 hwcore_ss = ss.source_set()
2819 io_ss = ss.source_set()
2820 qmp_ss = ss.source_set()
2821 qom_ss = ss.source_set()
2822 softmmu_ss = ss.source_set()
2823 specific_fuzz_ss = ss.source_set()
2824 specific_ss = ss.source_set()
2825 stub_ss = ss.source_set()
2826 trace_ss = ss.source_set()
2827 user_ss = ss.source_set()
2828 util_ss = ss.source_set()
2831 qtest_module_ss = ss.source_set()
2832 tcg_module_ss = ss.source_set()
2838 target_softmmu_arch = {}
2839 target_user_arch = {}
2845 # TODO: add each directory to the subdirs from its own meson.build, once
2847 trace_events_subdirs = [
2855 trace_events_subdirs += [ 'linux-user' ]
2858 trace_events_subdirs += [ 'bsd-user' ]
2861 trace_events_subdirs += [
2870 trace_events_subdirs += [
2884 'hw/block/dataplane',
2933 if have_system or have_user
2934 trace_events_subdirs += [
2952 vhost_user = not_found
2953 if targetos == 'linux' and have_vhost_user
2954 libvhost_user = subproject('libvhost-user')
2955 vhost_user = libvhost_user.get_variable('vhost_user_dep')
2958 # NOTE: the trace/ subdirectory needs the qapi_trace_events variable
2959 # that is filled in by qapi/.
2973 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO')
2974 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO')
2977 qom_ss = qom_ss.apply(config_host, strict: false)
2978 libqom = static_library('qom', qom_ss.sources() + genh,
2979 dependencies: [qom_ss.dependencies()],
2981 qom = declare_dependency(link_whole: libqom)
2983 event_loop_base = files('event-loop-base.c')
2984 event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh,
2985 build_by_default: true)
2986 event_loop_base = declare_dependency(link_whole: event_loop_base,
2987 dependencies: [qom])
2989 stub_ss = stub_ss.apply(config_all, strict: false)
2991 util_ss.add_all(trace_ss)
2992 util_ss = util_ss.apply(config_all, strict: false)
2993 libqemuutil = static_library('qemuutil',
2994 sources: util_ss.sources() + stub_ss.sources() + genh,
2995 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman])
2996 qemuutil = declare_dependency(link_with: libqemuutil,
2997 sources: genh + version_res,
2998 dependencies: [event_loop_base])
3000 if have_system or have_user
3001 decodetree = generator(find_program('scripts/decodetree.py'),
3002 output: 'decode-@BASENAME@.c.inc',
3003 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@'])
3004 subdir('libdecnumber')
3021 if config_host_data.get('CONFIG_REPLICATION')
3022 block_ss.add(files('replication.c'))
3029 blockdev_ss.add(files(
3036 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
3037 # os-win32.c does not
3038 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
3039 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
3042 common_ss.add(files('cpus-common.c'))
3046 common_ss.add(capstone)
3047 specific_ss.add(files('cpu.c', 'disas.c', 'gdbstub.c'), capstone)
3049 # Work around a gcc bug/misfeature wherein constant propagation looks
3051 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696
3052 # to guess that a const variable is always zero. Without lto, this is
3053 # impossible, as the alias is restricted to page-vary-common.c. Indeed,
3054 # without lto, not even the alias is required -- we simply use different
3055 # declarations in different compilation units.
3056 pagevary = files('page-vary-common.c')
3057 if get_option('b_lto')
3058 pagevary_flags = ['-fno-lto']
3059 if get_option('cfi')
3060 pagevary_flags += '-fno-sanitize=cfi-icall'
3062 pagevary = static_library('page-vary-common', sources: pagevary + genh,
3063 c_args: pagevary_flags)
3064 pagevary = declare_dependency(link_with: pagevary)
3066 common_ss.add(pagevary)
3067 specific_ss.add(files('page-vary.c'))
3075 subdir('semihosting')
3082 common_user_inc = []
3084 subdir('common-user')
3086 subdir('linux-user')
3088 # needed for fuzzing binaries
3089 subdir('tests/qtest/libqos')
3090 subdir('tests/qtest/fuzz')
3093 tcg_real_module_ss = ss.source_set()
3094 tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss)
3095 specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss)
3096 target_modules += { 'accel' : { 'qtest': qtest_module_ss,
3097 'tcg': tcg_real_module_ss }}
3099 ########################
3100 # Library dependencies #
3101 ########################
3103 modinfo_collect = find_program('scripts/modinfo-collect.py')
3104 modinfo_generate = find_program('scripts/modinfo-generate.py')
3109 foreach d, list : modules
3110 foreach m, module_ss : list
3111 if enable_modules and targetos != 'windows'
3112 module_ss = module_ss.apply(config_all, strict: false)
3113 sl = static_library(d + '-' + m, [genh, module_ss.sources()],
3114 dependencies: [modulecommon, module_ss.dependencies()], pic: true)
3120 if module_ss.sources() != []
3121 # FIXME: Should use sl.extract_all_objects(recursive: true) as
3122 # input. Sources can be used multiple times but objects are
3123 # unique when it comes to lookup in compile_commands.json.
3124 # Depnds on a mesion version with
3125 # https://github.com/mesonbuild/meson/pull/8900
3126 modinfo_files += custom_target(d + '-' + m + '.modinfo',
3127 output: d + '-' + m + '.modinfo',
3128 input: module_ss.sources() + genh,
3130 command: [modinfo_collect, module_ss.sources()])
3134 block_ss.add_all(module_ss)
3136 softmmu_ss.add_all(module_ss)
3142 foreach d, list : target_modules
3143 foreach m, module_ss : list
3144 if enable_modules and targetos != 'windows'
3145 foreach target : target_dirs
3146 if target.endswith('-softmmu')
3147 config_target = config_target_mak[target]
3148 config_target += config_host
3149 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3150 c_args = ['-DNEED_CPU_H',
3151 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3152 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3153 target_module_ss = module_ss.apply(config_target, strict: false)
3154 if target_module_ss.sources() != []
3155 module_name = d + '-' + m + '-' + config_target['TARGET_NAME']
3156 sl = static_library(module_name,
3157 [genh, target_module_ss.sources()],
3158 dependencies: [modulecommon, target_module_ss.dependencies()],
3159 include_directories: target_inc,
3163 # FIXME: Should use sl.extract_all_objects(recursive: true) too.
3164 modinfo_files += custom_target(module_name + '.modinfo',
3165 output: module_name + '.modinfo',
3166 input: target_module_ss.sources() + genh,
3168 command: [modinfo_collect, '--target', target, target_module_ss.sources()])
3173 specific_ss.add_all(module_ss)
3179 foreach target : target_dirs
3180 if target.endswith('-softmmu')
3181 config_target = config_target_mak[target]
3182 config_devices_mak = target + '-config-devices.mak'
3183 modinfo_src = custom_target('modinfo-' + target + '.c',
3184 output: 'modinfo-' + target + '.c',
3185 input: modinfo_files,
3186 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'],
3189 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src)
3190 modinfo_dep = declare_dependency(link_with: modinfo_lib)
3192 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH']
3193 hw_arch[arch].add(modinfo_dep)
3198 nm = find_program('nm')
3199 undefsym = find_program('scripts/undefsym.py')
3200 block_syms = custom_target('block.syms', output: 'block.syms',
3201 input: [libqemuutil, block_mods],
3203 command: [undefsym, nm, '@INPUT@'])
3204 qemu_syms = custom_target('qemu.syms', output: 'qemu.syms',
3205 input: [libqemuutil, softmmu_mods],
3207 command: [undefsym, nm, '@INPUT@'])
3209 authz_ss = authz_ss.apply(config_host, strict: false)
3210 libauthz = static_library('authz', authz_ss.sources() + genh,
3211 dependencies: [authz_ss.dependencies()],
3213 build_by_default: false)
3215 authz = declare_dependency(link_whole: libauthz,
3218 crypto_ss = crypto_ss.apply(config_host, strict: false)
3219 libcrypto = static_library('crypto', crypto_ss.sources() + genh,
3220 dependencies: [crypto_ss.dependencies()],
3222 build_by_default: false)
3224 crypto = declare_dependency(link_whole: libcrypto,
3225 dependencies: [authz, qom])
3227 io_ss = io_ss.apply(config_host, strict: false)
3228 libio = static_library('io', io_ss.sources() + genh,
3229 dependencies: [io_ss.dependencies()],
3230 link_with: libqemuutil,
3232 build_by_default: false)
3234 io = declare_dependency(link_whole: libio, dependencies: [crypto, qom])
3236 libmigration = static_library('migration', sources: migration_files + genh,
3238 build_by_default: false)
3239 migration = declare_dependency(link_with: libmigration,
3240 dependencies: [zlib, qom, io])
3241 softmmu_ss.add(migration)
3243 block_ss = block_ss.apply(config_host, strict: false)
3244 libblock = static_library('block', block_ss.sources() + genh,
3245 dependencies: block_ss.dependencies(),
3246 link_depends: block_syms,
3248 build_by_default: false)
3250 block = declare_dependency(link_whole: [libblock],
3251 link_args: '@block.syms',
3252 dependencies: [crypto, io])
3254 blockdev_ss = blockdev_ss.apply(config_host, strict: false)
3255 libblockdev = static_library('blockdev', blockdev_ss.sources() + genh,
3256 dependencies: blockdev_ss.dependencies(),
3258 build_by_default: false)
3260 blockdev = declare_dependency(link_whole: [libblockdev],
3261 dependencies: [block, event_loop_base])
3263 qmp_ss = qmp_ss.apply(config_host, strict: false)
3264 libqmp = static_library('qmp', qmp_ss.sources() + genh,
3265 dependencies: qmp_ss.dependencies(),
3267 build_by_default: false)
3269 qmp = declare_dependency(link_whole: [libqmp])
3271 libchardev = static_library('chardev', chardev_ss.sources() + genh,
3273 dependencies: chardev_ss.dependencies(),
3274 build_by_default: false)
3276 chardev = declare_dependency(link_whole: libchardev)
3278 hwcore_ss = hwcore_ss.apply(config_host, strict: false)
3279 libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh,
3281 build_by_default: false)
3282 hwcore = declare_dependency(link_whole: libhwcore)
3283 common_ss.add(hwcore)
3289 emulator_modules = []
3290 foreach m : block_mods + softmmu_mods
3291 emulator_modules += shared_module(m.name(),
3292 build_by_default: true,
3296 install_dir: qemu_moddir)
3298 if emulator_modules.length() > 0
3299 alias_target('modules', emulator_modules)
3302 softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp)
3303 common_ss.add(qom, qemuutil)
3305 common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss])
3306 common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss)
3308 common_all = common_ss.apply(config_all, strict: false)
3309 common_all = static_library('common',
3310 build_by_default: false,
3311 sources: common_all.sources() + genh,
3312 include_directories: common_user_inc,
3313 implicit_include_directories: false,
3314 dependencies: common_all.dependencies(),
3317 feature_to_c = find_program('scripts/feature_to_c.sh')
3319 if targetos == 'darwin'
3320 entitlement = find_program('scripts/entitlement.sh')
3324 foreach target : target_dirs
3325 config_target = config_target_mak[target]
3326 target_name = config_target['TARGET_NAME']
3327 target_base_arch = config_target['TARGET_BASE_ARCH']
3328 arch_srcs = [config_target_h[target]]
3330 c_args = ['-DNEED_CPU_H',
3331 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3332 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3333 link_args = emulator_link_args
3335 config_target += config_host
3336 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3337 if targetos == 'linux'
3338 target_inc += include_directories('linux-headers', is_system: true)
3340 if target.endswith('-softmmu')
3341 qemu_target_name = 'qemu-system-' + target_name
3342 target_type='system'
3343 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false)
3344 arch_srcs += t.sources()
3345 arch_deps += t.dependencies()
3347 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch
3348 hw = hw_arch[hw_dir].apply(config_target, strict: false)
3349 arch_srcs += hw.sources()
3350 arch_deps += hw.dependencies()
3352 arch_srcs += config_devices_h[target]
3353 link_args += ['@block.syms', '@qemu.syms']
3355 abi = config_target['TARGET_ABI_DIR']
3357 target_inc += common_user_inc
3358 qemu_target_name = 'qemu-' + target_name
3359 if target_base_arch in target_user_arch
3360 t = target_user_arch[target_base_arch].apply(config_target, strict: false)
3361 arch_srcs += t.sources()
3362 arch_deps += t.dependencies()
3364 if 'CONFIG_LINUX_USER' in config_target
3365 base_dir = 'linux-user'
3367 if 'CONFIG_BSD_USER' in config_target
3368 base_dir = 'bsd-user'
3369 target_inc += include_directories('bsd-user/' / targetos)
3370 target_inc += include_directories('bsd-user/host/' / host_arch)
3371 dir = base_dir / abi
3372 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c')
3374 target_inc += include_directories(
3378 if 'CONFIG_LINUX_USER' in config_target
3379 dir = base_dir / abi
3380 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c')
3381 if config_target.has_key('TARGET_SYSTBL_ABI')
3383 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'],
3384 extra_args : config_target['TARGET_SYSTBL_ABI'])
3389 if 'TARGET_XML_FILES' in config_target
3390 gdbstub_xml = custom_target(target + '-gdbstub-xml.c',
3391 output: target + '-gdbstub-xml.c',
3392 input: files(config_target['TARGET_XML_FILES'].split()),
3393 command: [feature_to_c, '@INPUT@'],
3395 arch_srcs += gdbstub_xml
3398 t = target_arch[target_base_arch].apply(config_target, strict: false)
3399 arch_srcs += t.sources()
3400 arch_deps += t.dependencies()
3402 target_common = common_ss.apply(config_target, strict: false)
3403 objects = common_all.extract_objects(target_common.sources())
3404 deps = target_common.dependencies()
3406 target_specific = specific_ss.apply(config_target, strict: false)
3407 arch_srcs += target_specific.sources()
3408 arch_deps += target_specific.dependencies()
3410 lib = static_library('qemu-' + target,
3411 sources: arch_srcs + genh,
3412 dependencies: arch_deps,
3414 include_directories: target_inc,
3416 build_by_default: false,
3419 if target.endswith('-softmmu')
3421 'name': 'qemu-system-' + target_name,
3422 'win_subsystem': 'console',
3423 'sources': files('softmmu/main.c'),
3426 if targetos == 'windows' and (sdl.found() or gtk.found())
3428 'name': 'qemu-system-' + target_name + 'w',
3429 'win_subsystem': 'windows',
3430 'sources': files('softmmu/main.c'),
3434 if get_option('fuzzing')
3435 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false)
3437 'name': 'qemu-fuzz-' + target_name,
3438 'win_subsystem': 'console',
3439 'sources': specific_fuzz.sources(),
3440 'dependencies': specific_fuzz.dependencies(),
3445 'name': 'qemu-' + target_name,
3446 'win_subsystem': 'console',
3452 exe_name = exe['name']
3453 if targetos == 'darwin'
3454 exe_name += '-unsigned'
3457 emulator = executable(exe_name, exe['sources'],
3460 dependencies: arch_deps + deps + exe['dependencies'],
3461 objects: lib.extract_all_objects(recursive: true),
3462 link_language: link_language,
3463 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
3464 link_args: link_args,
3465 win_subsystem: exe['win_subsystem'])
3467 if targetos == 'darwin'
3468 icon = 'pc-bios/qemu.rsrc'
3469 build_input = [emulator, files(icon)]
3471 get_option('bindir') / exe_name,
3472 meson.current_source_dir() / icon
3474 if 'CONFIG_HVF' in config_target
3475 entitlements = 'accel/hvf/entitlements.plist'
3476 build_input += files(entitlements)
3477 install_input += meson.current_source_dir() / entitlements
3480 emulators += {exe['name'] : custom_target(exe['name'],
3482 output: exe['name'],
3483 command: [entitlement, '@OUTPUT@', '@INPUT@'])
3486 meson.add_install_script(entitlement, '--install',
3487 get_option('bindir') / exe['name'],
3490 emulators += {exe['name']: emulator}
3495 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false},
3496 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true},
3497 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
3498 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
3500 custom_target(exe['name'] + stp['ext'],
3501 input: trace_events_all,
3502 output: exe['name'] + stp['ext'],
3503 install: stp['install'],
3504 install_dir: get_option('datadir') / 'systemtap/tapset',
3506 tracetool, '--group=all', '--format=' + stp['fmt'],
3507 '--binary=' + stp['bin'],
3508 '--target-name=' + target_name,
3509 '--target-type=' + target_type,
3510 '--probe-prefix=qemu.' + target_type + '.' + target_name,
3511 '@INPUT@', '@OUTPUT@'
3513 depend_files: tracetool_depends)
3519 # Other build targets
3521 if 'CONFIG_PLUGIN' in config_host
3522 install_headers('include/qemu/qemu-plugin.h')
3527 # Don't build qemu-keymap if xkbcommon is not explicitly enabled
3528 # when we don't build tools or system
3529 if xkbcommon.found()
3530 # used for the update-keymaps target, so include rules even if !have_tools
3531 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh,
3532 dependencies: [qemuutil, xkbcommon], install: have_tools)
3536 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
3537 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)
3538 qemu_io = executable('qemu-io', files('qemu-io.c'),
3539 dependencies: [block, qemuutil], install: true)
3540 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'),
3541 dependencies: [blockdev, qemuutil, gnutls, selinux],
3544 subdir('storage-daemon')
3545 subdir('contrib/rdmacm-mux')
3546 subdir('contrib/elf2dmp')
3548 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'),
3549 dependencies: qemuutil,
3553 subdir('contrib/vhost-user-blk')
3554 subdir('contrib/vhost-user-gpu')
3555 subdir('contrib/vhost-user-input')
3556 subdir('contrib/vhost-user-scsi')
3559 if targetos == 'linux'
3560 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'),
3561 dependencies: [qemuutil, libcap_ng],
3563 install_dir: get_option('libexecdir'))
3565 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'),
3566 dependencies: [authz, crypto, io, qom, qemuutil,
3567 libcap_ng, mpathpersist],
3572 subdir('contrib/ivshmem-client')
3573 subdir('contrib/ivshmem-server')
3586 if host_machine.system() == 'windows'
3588 find_program('scripts/nsis.py'),
3590 get_option('prefix'),
3591 meson.current_source_dir(),
3594 '-DDISPLAYVERSION=' + meson.project_version(),
3597 nsis_cmd += '-DCONFIG_DOCUMENTATION=y'
3600 nsis_cmd += '-DCONFIG_GTK=y'
3603 nsis = custom_target('nsis',
3604 output: 'qemu-setup-' + meson.project_version() + '.exe',
3605 input: files('qemu.nsi'),
3606 build_always_stale: true,
3607 command: nsis_cmd + ['@INPUT@'])
3608 alias_target('installer', nsis)
3611 #########################
3612 # Configuration summary #
3613 #########################
3617 summary_info += {'Install prefix': get_option('prefix')}
3618 summary_info += {'BIOS directory': qemu_datadir}
3619 summary_info += {'firmware path': get_option('prefix') / get_option('qemu_firmwarepath')}
3620 summary_info += {'binary directory': get_option('prefix') / get_option('bindir')}
3621 summary_info += {'library directory': get_option('prefix') / get_option('libdir')}
3622 summary_info += {'module directory': qemu_moddir}
3623 summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')}
3624 summary_info += {'include directory': get_option('prefix') / get_option('includedir')}
3625 summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')}
3626 if targetos != 'windows'
3627 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')}
3628 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')}
3630 summary_info += {'local state directory': 'queried at runtime'}
3632 summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')}
3633 summary_info += {'Build directory': meson.current_build_dir()}
3634 summary_info += {'Source path': meson.current_source_dir()}
3635 summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']}
3636 summary(summary_info, bool_yn: true, section: 'Directories')
3640 summary_info += {'git': config_host['GIT']}
3641 summary_info += {'make': config_host['MAKE']}
3642 summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
3643 summary_info += {'sphinx-build': sphinx_build}
3644 if config_host.has_key('HAVE_GDB_BIN')
3645 summary_info += {'gdb': config_host['HAVE_GDB_BIN']}
3647 summary_info += {'iasl': iasl}
3648 summary_info += {'genisoimage': config_host['GENISOIMAGE']}
3649 if targetos == 'windows' and have_ga
3650 summary_info += {'wixl': wixl}
3652 if slirp_opt != 'disabled' and have_system
3653 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false}
3655 summary(summary_info, bool_yn: true, section: 'Host binaries')
3657 # Configurable features
3659 summary_info += {'Documentation': build_docs}
3660 summary_info += {'system-mode emulation': have_system}
3661 summary_info += {'user-mode emulation': have_user}
3662 summary_info += {'block layer': have_block}
3663 summary_info += {'Install blobs': get_option('install_blobs')}
3664 summary_info += {'module support': config_host.has_key('CONFIG_MODULES')}
3665 if config_host.has_key('CONFIG_MODULES')
3666 summary_info += {'alternative module path': get_option('module_upgrades')}
3668 summary_info += {'fuzzing support': get_option('fuzzing')}
3670 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)}
3672 summary_info += {'Trace backends': ','.join(get_option('trace_backends'))}
3673 if 'simple' in get_option('trace_backends')
3674 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'}
3676 summary_info += {'D-Bus display': dbus_display}
3677 summary_info += {'QOM debugging': get_option('qom_cast_debug')}
3678 summary_info += {'vhost-kernel support': have_vhost_kernel}
3679 summary_info += {'vhost-net support': have_vhost_net}
3680 summary_info += {'vhost-user support': have_vhost_user}
3681 summary_info += {'vhost-user-crypto support': have_vhost_user_crypto}
3682 summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server}
3683 summary_info += {'vhost-vdpa support': have_vhost_vdpa}
3684 summary_info += {'build guest agent': have_ga}
3685 summary(summary_info, bool_yn: true, section: 'Configurable features')
3687 # Compilation information
3689 summary_info += {'host CPU': cpu}
3690 summary_info += {'host endianness': build_machine.endian()}
3691 summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())}
3692 summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())}
3693 if link_language == 'cpp'
3694 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())}
3696 summary_info += {'C++ compiler': false}
3698 if targetos == 'darwin'
3699 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())}
3701 summary_info += {'CFLAGS': ' '.join(get_option('c_args')
3702 + ['-O' + get_option('optimization')]
3703 + (get_option('debug') ? ['-g'] : []))}
3704 if link_language == 'cpp'
3705 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args')
3706 + ['-O' + get_option('optimization')]
3707 + (get_option('debug') ? ['-g'] : []))}
3709 if targetos == 'darwin'
3710 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args')
3711 + ['-O' + get_option('optimization')]
3712 + (get_option('debug') ? ['-g'] : []))}
3714 link_args = get_option(link_language + '_link_args')
3715 if link_args.length() > 0
3716 summary_info += {'LDFLAGS': ' '.join(link_args)}
3718 summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)}
3719 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)}
3720 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)}
3721 summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)}
3722 summary_info += {'profiler': get_option('profiler')}
3723 summary_info += {'link-time optimization (LTO)': get_option('b_lto')}
3724 summary_info += {'PIE': get_option('b_pie')}
3725 summary_info += {'static build': config_host.has_key('CONFIG_STATIC')}
3726 summary_info += {'malloc trim support': has_malloc_trim}
3727 summary_info += {'membarrier': have_membarrier}
3728 summary_info += {'debug stack usage': get_option('debug_stack_usage')}
3729 summary_info += {'mutex debugging': get_option('debug_mutex')}
3730 summary_info += {'memory allocator': get_option('malloc')}
3731 summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')}
3732 summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')}
3733 summary_info += {'gprof enabled': get_option('gprof')}
3734 summary_info += {'gcov': get_option('b_coverage')}
3735 summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')}
3736 summary_info += {'CFI support': get_option('cfi')}
3737 if get_option('cfi')
3738 summary_info += {'CFI debug support': get_option('cfi_debug')}
3740 summary_info += {'strip binaries': get_option('strip')}
3741 summary_info += {'sparse': sparse}
3742 summary_info += {'mingw32 support': targetos == 'windows'}
3744 # snarf the cross-compilation information for tests
3745 foreach target: target_dirs
3746 tcg_mak = meson.current_build_dir() / 'tests/tcg' / 'config-' + target + '.mak'
3747 if fs.exists(tcg_mak)
3748 config_cross_tcg = keyval.load(tcg_mak)
3749 target = config_cross_tcg['TARGET_NAME']
3751 if 'CC' in config_cross_tcg
3752 summary_info += {target + ' tests': config_cross_tcg['CC']}
3757 summary(summary_info, bool_yn: true, section: 'Compilation')
3759 # Targets and accelerators
3762 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')}
3763 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')}
3764 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')}
3765 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')}
3766 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')}
3767 summary_info += {'Xen support': xen.found()}
3769 summary_info += {'xen ctrl version': xen.version()}
3772 summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')}
3773 if config_all.has_key('CONFIG_TCG')
3774 if get_option('tcg_interpreter')
3775 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'}
3777 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)}
3779 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')}
3780 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')}
3782 summary_info += {'target list': ' '.join(target_dirs)}
3784 summary_info += {'default devices': get_option('default_devices')}
3785 summary_info += {'out of process emulation': multiprocess_allowed}
3787 summary(summary_info, bool_yn: true, section: 'Targets and accelerators')
3791 summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']}
3792 summary_info += {'coroutine pool': have_coroutine_pool}
3794 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')}
3795 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')}
3796 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')}
3797 summary_info += {'VirtFS support': have_virtfs}
3798 summary_info += {'build virtiofs daemon': have_virtiofsd}
3799 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')}
3800 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')}
3801 summary_info += {'bochs support': get_option('bochs').allowed()}
3802 summary_info += {'cloop support': get_option('cloop').allowed()}
3803 summary_info += {'dmg support': get_option('dmg').allowed()}
3804 summary_info += {'qcow v1 support': get_option('qcow1').allowed()}
3805 summary_info += {'vdi support': get_option('vdi').allowed()}
3806 summary_info += {'vvfat support': get_option('vvfat').allowed()}
3807 summary_info += {'qed support': get_option('qed').allowed()}
3808 summary_info += {'parallels support': get_option('parallels').allowed()}
3809 summary_info += {'FUSE exports': fuse}
3811 summary(summary_info, bool_yn: true, section: 'Block layer support')
3815 summary_info += {'TLS priority': get_option('tls_priority')}
3816 summary_info += {'GNUTLS support': gnutls}
3818 summary_info += {' GNUTLS crypto': gnutls_crypto.found()}
3820 summary_info += {'libgcrypt': gcrypt}
3821 summary_info += {'nettle': nettle}
3823 summary_info += {' XTS': xts != 'private'}
3825 summary_info += {'AF_ALG support': have_afalg}
3826 summary_info += {'rng-none': get_option('rng_none')}
3827 summary_info += {'Linux keyring': have_keyring}
3828 summary(summary_info, bool_yn: true, section: 'Crypto')
3832 if targetos == 'darwin'
3833 summary_info += {'Cocoa support': cocoa}
3834 summary_info += {'vmnet.framework support': vmnet}
3836 summary_info += {'SDL support': sdl}
3837 summary_info += {'SDL image support': sdl_image}
3838 summary_info += {'GTK support': gtk}
3839 summary_info += {'pixman': pixman}
3840 summary_info += {'VTE support': vte}
3841 summary_info += {'slirp support': slirp_opt == 'internal' ? slirp_opt : slirp}
3842 summary_info += {'libtasn1': tasn1}
3843 summary_info += {'PAM': pam}
3844 summary_info += {'iconv support': iconv}
3845 summary_info += {'curses support': curses}
3846 summary_info += {'virgl support': virgl}
3847 summary_info += {'curl support': curl}
3848 summary_info += {'Multipath support': mpathpersist}
3849 summary_info += {'PNG support': png}
3850 summary_info += {'VNC support': vnc}
3852 summary_info += {'VNC SASL support': sasl}
3853 summary_info += {'VNC JPEG support': jpeg}
3855 if targetos not in ['darwin', 'haiku', 'windows']
3856 summary_info += {'OSS support': oss}
3857 elif targetos == 'darwin'
3858 summary_info += {'CoreAudio support': coreaudio}
3859 elif targetos == 'windows'
3860 summary_info += {'DirectSound support': dsound}
3862 if targetos == 'linux'
3863 summary_info += {'ALSA support': alsa}
3864 summary_info += {'PulseAudio support': pulse}
3866 summary_info += {'JACK support': jack}
3867 summary_info += {'brlapi support': brlapi}
3868 summary_info += {'vde support': vde}
3869 summary_info += {'netmap support': have_netmap}
3870 summary_info += {'l2tpv3 support': have_l2tpv3}
3871 summary_info += {'Linux AIO support': libaio}
3872 summary_info += {'Linux io_uring support': linux_io_uring}
3873 summary_info += {'ATTR/XATTR support': libattr}
3874 summary_info += {'RDMA support': rdma}
3875 summary_info += {'PVRDMA support': have_pvrdma}
3876 summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt}
3877 summary_info += {'libcap-ng support': libcap_ng}
3878 summary_info += {'bpf support': libbpf}
3879 summary_info += {'spice protocol support': spice_protocol}
3880 if spice_protocol.found()
3881 summary_info += {' spice server support': spice}
3883 summary_info += {'rbd support': rbd}
3884 summary_info += {'smartcard support': cacard}
3885 summary_info += {'U2F support': u2f}
3886 summary_info += {'libusb': libusb}
3887 summary_info += {'usb net redir': usbredir}
3888 summary_info += {'OpenGL support (epoxy)': opengl}
3889 summary_info += {'GBM': gbm}
3890 summary_info += {'libiscsi support': libiscsi}
3891 summary_info += {'libnfs support': libnfs}
3892 if targetos == 'windows'
3894 summary_info += {'QGA VSS support': have_qga_vss}
3897 summary_info += {'seccomp support': seccomp}
3898 summary_info += {'GlusterFS support': glusterfs}
3899 summary_info += {'TPM support': have_tpm}
3900 summary_info += {'libssh support': libssh}
3901 summary_info += {'lzo support': lzo}
3902 summary_info += {'snappy support': snappy}
3903 summary_info += {'bzip2 support': libbzip2}
3904 summary_info += {'lzfse support': liblzfse}
3905 summary_info += {'zstd support': zstd}
3906 summary_info += {'NUMA host support': numa}
3907 summary_info += {'capstone': capstone}
3908 summary_info += {'libpmem support': libpmem}
3909 summary_info += {'libdaxctl support': libdaxctl}
3910 summary_info += {'libudev': libudev}
3911 # Dummy dependency, keep .found()
3912 summary_info += {'FUSE lseek': fuse_lseek.found()}
3913 summary_info += {'selinux': selinux}
3914 summary(summary_info, bool_yn: true, section: 'Dependencies')
3916 if not supported_cpus.contains(cpu)
3918 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!')
3920 message('CPU host architecture ' + cpu + ' support is not currently maintained.')
3921 message('The QEMU project intends to remove support for this host CPU in')
3922 message('a future release if nobody volunteers to maintain it and to')
3923 message('provide a build host for our continuous integration setup.')
3924 message('configure has succeeded and you can continue to build, but')
3925 message('if you care about QEMU on this platform you should contact')
3926 message('us upstream at qemu-devel@nongnu.org.')
3929 if not supported_oses.contains(targetos)
3931 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!')
3933 message('Host OS ' + targetos + 'support is not currently maintained.')
3934 message('The QEMU project intends to remove support for this host OS in')
3935 message('a future release if nobody volunteers to maintain it and to')
3936 message('provide a build host for our continuous integration setup.')
3937 message('configure has succeeded and you can continue to build, but')
3938 message('if you care about QEMU on this platform you should contact')
3939 message('us upstream at qemu-devel@nongnu.org.')