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 vfio_user_server_allowed = get_option('vfio_user_server') \
312 .require(targetos == 'linux', error_message: 'vfio-user server is supported only on Linux') \
315 have_tpm = get_option('tpm') \
316 .require(targetos != 'windows', error_message: 'TPM emulation only available on POSIX systems') \
320 have_vhost_user = get_option('vhost_user') \
321 .disable_auto_if(targetos != 'linux') \
322 .require(targetos != 'windows',
323 error_message: 'vhost-user is not available on Windows').allowed()
324 have_vhost_vdpa = get_option('vhost_vdpa') \
325 .require(targetos == 'linux',
326 error_message: 'vhost-vdpa is only available on Linux').allowed()
327 have_vhost_kernel = get_option('vhost_kernel') \
328 .require(targetos == 'linux',
329 error_message: 'vhost-kernel is only available on Linux').allowed()
330 have_vhost_user_crypto = get_option('vhost_crypto') \
331 .require(have_vhost_user,
332 error_message: 'vhost-crypto requires vhost-user to be enabled').allowed()
334 have_vhost = have_vhost_user or have_vhost_vdpa or have_vhost_kernel
336 have_vhost_net_user = have_vhost_user and get_option('vhost_net').allowed()
337 have_vhost_net_vdpa = have_vhost_vdpa and get_option('vhost_net').allowed()
338 have_vhost_net_kernel = have_vhost_kernel and get_option('vhost_net').allowed()
339 have_vhost_net = have_vhost_net_kernel or have_vhost_net_user or have_vhost_net_vdpa
341 # Target-specific libraries and flags
342 libm = cc.find_library('m', required: false)
343 threads = dependency('threads')
344 util = cc.find_library('util', required: false)
350 emulator_link_args = []
356 if targetos == 'windows'
357 midl = find_program('midl', required: false)
358 widl = find_program('widl', required: false)
359 socket = cc.find_library('ws2_32')
360 winmm = cc.find_library('winmm')
362 win = import('windows')
363 version_res = win.compile_resources('version.rc',
364 depend_files: files('pc-bios/qemu-nsis.ico'),
365 include_directories: include_directories('.'))
367 elif targetos == 'darwin'
368 coref = dependency('appleframeworks', modules: 'CoreFoundation')
369 iokit = dependency('appleframeworks', modules: 'IOKit', required: false)
370 host_dsosuf = '.dylib'
371 elif targetos == 'sunos'
372 socket = [cc.find_library('socket'),
373 cc.find_library('nsl'),
374 cc.find_library('resolv')]
375 elif targetos == 'haiku'
376 socket = [cc.find_library('posix_error_mapper'),
377 cc.find_library('network'),
378 cc.find_library('bsd')]
379 elif targetos == 'openbsd'
380 if get_option('tcg').allowed() and target_dirs.length() > 0
381 # Disable OpenBSD W^X if available
382 emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded')
386 # Target-specific configuration of accelerators
388 if get_option('kvm').allowed() and targetos == 'linux'
389 accelerators += 'CONFIG_KVM'
391 if get_option('whpx').allowed() and targetos == 'windows'
392 if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64'
393 error('WHPX requires 64-bit host')
394 elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \
395 cc.has_header('WinHvEmulation.h', required: get_option('whpx'))
396 accelerators += 'CONFIG_WHPX'
399 if get_option('hvf').allowed()
400 hvf = dependency('appleframeworks', modules: 'Hypervisor',
401 required: get_option('hvf'))
403 accelerators += 'CONFIG_HVF'
406 if get_option('hax').allowed()
407 if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd']
408 accelerators += 'CONFIG_HAX'
411 if targetos == 'netbsd'
412 nvmm = cc.find_library('nvmm', required: get_option('nvmm'))
414 accelerators += 'CONFIG_NVMM'
419 if get_option('tcg').allowed()
420 if host_arch == 'unknown'
421 if get_option('tcg_interpreter')
422 warning('Unsupported CPU @0@, will use TCG with TCI (slow)'.format(cpu))
424 error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu))
426 elif get_option('tcg_interpreter')
427 warning('Use of the TCG interpreter is not recommended on this host')
428 warning('architecture. There is a native TCG execution backend available')
429 warning('which provides substantially better performance and reliability.')
430 warning('It is strongly recommended to remove the --enable-tcg-interpreter')
431 warning('configuration option on this architecture to use the native')
434 if get_option('tcg_interpreter')
436 elif host_arch == 'sparc64'
438 elif host_arch == 'x86_64'
440 elif host_arch == 'ppc64'
443 add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch,
444 language: ['c', 'cpp', 'objc'])
446 accelerators += 'CONFIG_TCG'
447 config_host += { 'CONFIG_TCG': 'y' }
450 if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled()
451 error('KVM not available on this platform')
453 if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled()
454 error('HVF not available on this platform')
456 if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled()
457 error('NVMM not available on this platform')
459 if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled()
460 error('WHPX not available on this platform')
467 # The path to glib.h is added to all compilation commands. This was
468 # grandfathered in from the QEMU Makefiles.
469 add_project_arguments(config_host['GLIB_CFLAGS'].split(),
470 native: false, language: ['c', 'cpp', 'objc'])
471 glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(),
472 link_args: config_host['GLIB_LIBS'].split(),
473 version: config_host['GLIB_VERSION'],
475 'bindir': config_host['GLIB_BINDIR'],
477 # override glib dep with the configure results (for subprojects)
478 meson.override_dependency('glib-2.0', glib)
481 gdbus_codegen = not_found
482 if not get_option('gio').auto() or have_system
483 gio = dependency('gio-2.0', required: get_option('gio'),
484 method: 'pkg-config', kwargs: static_kwargs)
485 if gio.found() and not cc.links('''
489 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0);
491 }''', dependencies: [glib, gio])
492 if get_option('gio').enabled()
493 error('The installed libgio is broken for static linking')
498 gdbus_codegen = find_program(gio.get_variable('gdbus_codegen'),
499 required: get_option('gio'))
500 gio_unix = dependency('gio-unix-2.0', required: get_option('gio'),
501 method: 'pkg-config', kwargs: static_kwargs)
502 gio = declare_dependency(dependencies: [gio, gio_unix],
503 version: gio.version())
508 if 'ust' in get_option('trace_backends')
509 lttng = dependency('lttng-ust', required: true, version: '>= 2.1',
510 method: 'pkg-config', kwargs: static_kwargs)
513 if have_system or have_tools
514 pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8',
515 method: 'pkg-config', kwargs: static_kwargs)
517 zlib = dependency('zlib', required: true, kwargs: static_kwargs)
520 if not get_option('linux_aio').auto() or have_block
521 libaio = cc.find_library('aio', has_headers: ['libaio.h'],
522 required: get_option('linux_aio'),
523 kwargs: static_kwargs)
526 linux_io_uring_test = '''
527 #include <liburing.h>
528 #include <linux/errqueue.h>
530 int main(void) { return 0; }'''
532 linux_io_uring = not_found
533 if not get_option('linux_io_uring').auto() or have_block
534 linux_io_uring = dependency('liburing', version: '>=0.3',
535 required: get_option('linux_io_uring'),
536 method: 'pkg-config', kwargs: static_kwargs)
537 if not cc.links(linux_io_uring_test)
538 linux_io_uring = not_found
543 if not get_option('libnfs').auto() or have_block
544 libnfs = dependency('libnfs', version: '>=1.9.3',
545 required: get_option('libnfs'),
546 method: 'pkg-config', kwargs: static_kwargs)
551 #include <sys/types.h>
552 #ifdef CONFIG_LIBATTR
553 #include <attr/xattr.h>
555 #include <sys/xattr.h>
557 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }'''
560 have_old_libattr = false
561 if get_option('attr').allowed()
562 if cc.links(libattr_test)
563 libattr = declare_dependency()
565 libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'],
566 required: get_option('attr'),
567 kwargs: static_kwargs)
568 if libattr.found() and not \
569 cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR')
571 if get_option('attr').enabled()
572 error('could not link libattr')
574 warning('could not link libattr, disabling')
577 have_old_libattr = libattr.found()
582 cocoa = dependency('appleframeworks', modules: 'Cocoa', required: get_option('cocoa'))
583 if cocoa.found() and get_option('sdl').enabled()
584 error('Cocoa and SDL cannot be enabled at the same time')
586 if cocoa.found() and get_option('gtk').enabled()
587 error('Cocoa and GTK+ cannot be enabled at the same time')
590 vmnet = dependency('appleframeworks', modules: 'vmnet', required: get_option('vmnet'))
591 if vmnet.found() and not cc.has_header_symbol('vmnet/vmnet.h',
592 'VMNET_BRIDGED_MODE',
595 if get_option('vmnet').enabled()
596 error('vmnet.framework API is outdated')
598 warning('vmnet.framework API is outdated, disabling')
603 if not get_option('seccomp').auto() or have_system or have_tools
604 seccomp = dependency('libseccomp', version: '>=2.3.0',
605 required: get_option('seccomp'),
606 method: 'pkg-config', kwargs: static_kwargs)
609 libcap_ng = not_found
610 if not get_option('cap_ng').auto() or have_system or have_tools
611 libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'],
612 required: get_option('cap_ng'),
613 kwargs: static_kwargs)
615 if libcap_ng.found() and not cc.links('''
619 capng_capability_to_name(CAPNG_EFFECTIVE);
621 }''', dependencies: libcap_ng)
622 libcap_ng = not_found
623 if get_option('cap_ng').enabled()
624 error('could not link libcap-ng')
626 warning('could not link libcap-ng, disabling')
630 if get_option('xkbcommon').auto() and not have_system and not have_tools
631 xkbcommon = not_found
633 xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'),
634 method: 'pkg-config', kwargs: static_kwargs)
638 if not get_option('vde').auto() or have_system or have_tools
639 vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'],
640 required: get_option('vde'),
641 kwargs: static_kwargs)
643 if vde.found() and not cc.links('''
644 #include <libvdeplug.h>
647 struct vde_open_args a = {0, 0, 0};
651 }''', dependencies: vde)
653 if get_option('cap_ng').enabled()
654 error('could not link libvdeplug')
656 warning('could not link libvdeplug, disabling')
661 if not get_option('pa').auto() or (targetos == 'linux' and have_system)
662 pulse = dependency('libpulse', required: get_option('pa'),
663 method: 'pkg-config', kwargs: static_kwargs)
666 if not get_option('alsa').auto() or (targetos == 'linux' and have_system)
667 alsa = dependency('alsa', required: get_option('alsa'),
668 method: 'pkg-config', kwargs: static_kwargs)
671 if not get_option('jack').auto() or have_system
672 jack = dependency('jack', required: get_option('jack'),
673 method: 'pkg-config', kwargs: static_kwargs)
676 spice_protocol = not_found
677 if not get_option('spice_protocol').auto() or have_system
678 spice_protocol = dependency('spice-protocol', version: '>=0.12.3',
679 required: get_option('spice_protocol'),
680 method: 'pkg-config', kwargs: static_kwargs)
683 if not get_option('spice').auto() or have_system
684 spice = dependency('spice-server', version: '>=0.12.5',
685 required: get_option('spice'),
686 method: 'pkg-config', kwargs: static_kwargs)
688 spice_headers = spice.partial_dependency(compile_args: true, includes: true)
690 rt = cc.find_library('rt', required: false)
693 if not get_option('libiscsi').auto() or have_block
694 libiscsi = dependency('libiscsi', version: '>=1.9.0',
695 required: get_option('libiscsi'),
696 method: 'pkg-config', kwargs: static_kwargs)
699 if not get_option('zstd').auto() or have_block
700 zstd = dependency('libzstd', version: '>=1.4.0',
701 required: get_option('zstd'),
702 method: 'pkg-config', kwargs: static_kwargs)
706 have_vhost_user_gpu = have_tools and targetos == 'linux' and pixman.found()
707 if not get_option('virglrenderer').auto() or have_system or have_vhost_user_gpu
708 virgl = dependency('virglrenderer',
709 method: 'pkg-config',
710 required: get_option('virglrenderer'),
711 kwargs: static_kwargs)
714 if not get_option('curl').auto() or have_block
715 curl = dependency('libcurl', version: '>=7.29.0',
716 method: 'pkg-config',
717 required: get_option('curl'),
718 kwargs: static_kwargs)
721 if targetos == 'linux' and (have_system or have_tools)
722 libudev = dependency('libudev',
723 method: 'pkg-config',
724 required: get_option('libudev'),
725 kwargs: static_kwargs)
728 mpathlibs = [libudev]
729 mpathpersist = not_found
730 mpathpersist_new_api = false
731 if targetos == 'linux' and have_tools and get_option('mpath').allowed()
732 mpath_test_source_new = '''
734 #include <mpath_persist.h>
735 unsigned mpath_mx_alloc_len = 1024;
737 static struct config *multipath_conf;
738 extern struct udev *udev;
739 extern struct config *get_multipath_config(void);
740 extern void put_multipath_config(struct config *conf);
742 struct config *get_multipath_config(void) { return multipath_conf; }
743 void put_multipath_config(struct config *conf) { }
746 multipath_conf = mpath_lib_init();
749 mpath_test_source_old = '''
751 #include <mpath_persist.h>
752 unsigned mpath_mx_alloc_len = 1024;
755 struct udev *udev = udev_new();
756 mpath_lib_init(udev);
759 libmpathpersist = cc.find_library('mpathpersist',
760 required: get_option('mpath'),
761 kwargs: static_kwargs)
762 if libmpathpersist.found()
763 mpathlibs += libmpathpersist
765 mpathlibs += cc.find_library('devmapper',
766 required: get_option('mpath'),
767 kwargs: static_kwargs)
769 mpathlibs += cc.find_library('multipath',
770 required: get_option('mpath'),
771 kwargs: static_kwargs)
772 foreach lib: mpathlibs
778 if mpathlibs.length() == 0
779 msg = 'Dependencies missing for libmpathpersist'
780 elif cc.links(mpath_test_source_new, dependencies: mpathlibs)
781 mpathpersist = declare_dependency(dependencies: mpathlibs)
782 mpathpersist_new_api = true
783 elif cc.links(mpath_test_source_old, dependencies: mpathlibs)
784 mpathpersist = declare_dependency(dependencies: mpathlibs)
786 msg = 'Cannot detect libmpathpersist API'
788 if not mpathpersist.found()
789 if get_option('mpath').enabled()
792 warning(msg + ', disabling')
800 if have_system and get_option('curses').allowed()
802 #if defined(__APPLE__) || defined(__OpenBSD__)
803 #define _XOPEN_SOURCE_EXTENDED 1
810 setlocale(LC_ALL, "");
812 addwstr(L"wide chars\n");
814 add_wch(WACS_DEGREE);
818 curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw']
819 foreach curses_dep : curses_dep_list
820 if not curses.found()
821 curses = dependency(curses_dep,
823 method: 'pkg-config',
824 kwargs: static_kwargs)
827 msg = get_option('curses').enabled() ? 'curses library not found' : ''
828 curses_compile_args = ['-DNCURSES_WIDECHAR=1']
830 if cc.links(curses_test, args: curses_compile_args, dependencies: [curses])
831 curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses])
833 msg = 'curses package not usable'
837 if not curses.found()
838 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
839 if targetos != 'windows' and not has_curses_h
840 message('Trying with /usr/include/ncursesw')
841 curses_compile_args += ['-I/usr/include/ncursesw']
842 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
845 curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw'])
846 foreach curses_libname : curses_libname_list
847 libcurses = cc.find_library(curses_libname,
849 kwargs: static_kwargs)
851 if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses)
852 curses = declare_dependency(compile_args: curses_compile_args,
853 dependencies: [libcurses])
856 msg = 'curses library not usable'
862 if get_option('iconv').allowed()
863 foreach link_args : [ ['-liconv'], [] ]
864 # Programs will be linked with glib and this will bring in libiconv on FreeBSD.
865 # We need to use libiconv if available because mixing libiconv's headers with
866 # the system libc does not work.
867 # However, without adding glib to the dependencies -L/usr/local/lib will not be
868 # included in the command line and libiconv will not be found.
872 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
873 return conv != (iconv_t) -1;
874 }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args)
875 iconv = declare_dependency(link_args: link_args, dependencies: glib)
880 if curses.found() and not iconv.found()
881 if get_option('iconv').enabled()
882 error('iconv not available')
884 msg = 'iconv required for curses UI but not available'
887 if not curses.found() and msg != ''
888 if get_option('curses').enabled()
891 warning(msg + ', disabling')
897 if not get_option('brlapi').auto() or have_system
898 brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'],
899 required: get_option('brlapi'),
900 kwargs: static_kwargs)
901 if brlapi.found() and not cc.links('''
904 int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi)
906 if get_option('brlapi').enabled()
907 error('could not link brlapi')
909 warning('could not link brlapi, disabling')
915 if not get_option('sdl').auto() or (have_system and not cocoa.found())
916 sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs)
917 sdl_image = not_found
920 # work around 2.0.8 bug
921 sdl = declare_dependency(compile_args: '-Wno-undef',
923 sdl_image = dependency('SDL2_image', required: get_option('sdl_image'),
924 method: 'pkg-config', kwargs: static_kwargs)
926 if get_option('sdl_image').enabled()
927 error('sdl-image required, but SDL was @0@'.format(
928 get_option('sdl').disabled() ? 'disabled' : 'not found'))
930 sdl_image = not_found
934 if not get_option('rbd').auto() or have_block
935 librados = cc.find_library('rados', required: get_option('rbd'),
936 kwargs: static_kwargs)
937 librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'],
938 required: get_option('rbd'),
939 kwargs: static_kwargs)
940 if librados.found() and librbd.found()
943 #include <rbd/librbd.h>
946 rados_create(&cluster, NULL);
947 #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0)
951 }''', dependencies: [librbd, librados])
952 rbd = declare_dependency(dependencies: [librbd, librados])
953 elif get_option('rbd').enabled()
954 error('librbd >= 1.12.0 required')
956 warning('librbd >= 1.12.0 not found, disabling')
961 glusterfs = not_found
962 glusterfs_ftruncate_has_stat = false
963 glusterfs_iocb_has_stat = false
964 if not get_option('glusterfs').auto() or have_block
965 glusterfs = dependency('glusterfs-api', version: '>=3',
966 required: get_option('glusterfs'),
967 method: 'pkg-config', kwargs: static_kwargs)
969 glusterfs_ftruncate_has_stat = cc.links('''
970 #include <glusterfs/api/glfs.h>
975 /* new glfs_ftruncate() passes two additional args */
976 return glfs_ftruncate(NULL, 0, NULL, NULL);
978 ''', dependencies: glusterfs)
979 glusterfs_iocb_has_stat = cc.links('''
980 #include <glusterfs/api/glfs.h>
982 /* new glfs_io_cbk() passes two additional glfs_stat structs */
984 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
990 glfs_io_cbk iocb = &glusterfs_iocb;
991 iocb(NULL, 0 , NULL, NULL, NULL);
994 ''', dependencies: glusterfs)
999 if not get_option('libssh').auto() or have_block
1000 libssh = dependency('libssh', version: '>=0.8.7',
1001 method: 'pkg-config',
1002 required: get_option('libssh'),
1003 kwargs: static_kwargs)
1006 libbzip2 = not_found
1007 if not get_option('bzip2').auto() or have_block
1008 libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'],
1009 required: get_option('bzip2'),
1010 kwargs: static_kwargs)
1011 if libbzip2.found() and not cc.links('''
1013 int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2)
1014 libbzip2 = not_found
1015 if get_option('bzip2').enabled()
1016 error('could not link libbzip2')
1018 warning('could not link libbzip2, disabling')
1023 liblzfse = not_found
1024 if not get_option('lzfse').auto() or have_block
1025 liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'],
1026 required: get_option('lzfse'),
1027 kwargs: static_kwargs)
1029 if liblzfse.found() and not cc.links('''
1031 int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse)
1032 liblzfse = not_found
1033 if get_option('lzfse').enabled()
1034 error('could not link liblzfse')
1036 warning('could not link liblzfse, disabling')
1041 if get_option('oss').allowed() and have_system
1042 if not cc.has_header('sys/soundcard.h')
1044 elif targetos == 'netbsd'
1045 oss = cc.find_library('ossaudio', required: get_option('oss'),
1046 kwargs: static_kwargs)
1048 oss = declare_dependency()
1052 if get_option('oss').enabled()
1053 error('OSS not found')
1058 if not get_option('dsound').auto() or (targetos == 'windows' and have_system)
1059 if cc.has_header('dsound.h')
1060 dsound = declare_dependency(link_args: ['-lole32', '-ldxguid'])
1063 if not dsound.found()
1064 if get_option('dsound').enabled()
1065 error('DirectSound not found')
1070 coreaudio = not_found
1071 if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system)
1072 coreaudio = dependency('appleframeworks', modules: 'CoreAudio',
1073 required: get_option('coreaudio'))
1077 if not get_option('opengl').auto() or have_system or have_vhost_user_gpu
1078 epoxy = dependency('epoxy', method: 'pkg-config',
1079 required: get_option('opengl'), kwargs: static_kwargs)
1080 if cc.has_header('epoxy/egl.h', dependencies: epoxy)
1082 elif get_option('opengl').enabled()
1083 error('epoxy/egl.h not found')
1087 if (have_system or have_tools) and (virgl.found() or opengl.found())
1088 gbm = dependency('gbm', method: 'pkg-config', required: false,
1089 kwargs: static_kwargs)
1091 have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and gbm.found()
1094 gnutls_crypto = not_found
1095 if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system)
1096 # For general TLS support our min gnutls matches
1097 # that implied by our platform support matrix
1099 # For the crypto backends, we look for a newer
1102 # Version 3.6.8 is needed to get XTS
1103 # Version 3.6.13 is needed to get PBKDF
1104 # Version 3.6.14 is needed to get HW accelerated XTS
1106 # If newer enough gnutls isn't available, we can
1107 # still use a different crypto backend to satisfy
1108 # the platform support requirements
1109 gnutls_crypto = dependency('gnutls', version: '>=3.6.14',
1110 method: 'pkg-config',
1112 kwargs: static_kwargs)
1113 if gnutls_crypto.found()
1114 gnutls = gnutls_crypto
1116 # Our min version if all we need is TLS
1117 gnutls = dependency('gnutls', version: '>=3.5.18',
1118 method: 'pkg-config',
1119 required: get_option('gnutls'),
1120 kwargs: static_kwargs)
1124 # We prefer use of gnutls for crypto, unless the options
1125 # explicitly asked for nettle or gcrypt.
1127 # If gnutls isn't available for crypto, then we'll prefer
1128 # gcrypt over nettle for performance reasons.
1134 if get_option('nettle').enabled() and get_option('gcrypt').enabled()
1135 error('Only one of gcrypt & nettle can be enabled')
1138 # Explicit nettle/gcrypt request, so ignore gnutls for crypto
1139 if get_option('nettle').enabled() or get_option('gcrypt').enabled()
1140 gnutls_crypto = not_found
1143 if not gnutls_crypto.found()
1144 if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled()
1145 gcrypt = dependency('libgcrypt', version: '>=1.8',
1146 method: 'config-tool',
1147 required: get_option('gcrypt'),
1148 kwargs: static_kwargs)
1149 # Debian has removed -lgpg-error from libgcrypt-config
1150 # as it "spreads unnecessary dependencies" which in
1151 # turn breaks static builds...
1152 if gcrypt.found() and enable_static
1153 gcrypt = declare_dependency(dependencies: [
1155 cc.find_library('gpg-error', required: true, kwargs: static_kwargs)])
1158 if (not get_option('nettle').auto() or have_system) and not gcrypt.found()
1159 nettle = dependency('nettle', version: '>=3.4',
1160 method: 'pkg-config',
1161 required: get_option('nettle'),
1162 kwargs: static_kwargs)
1163 if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle)
1169 gmp = dependency('gmp', required: false, method: 'pkg-config', kwargs: static_kwargs)
1170 if nettle.found() and gmp.found()
1171 hogweed = dependency('hogweed', version: '>=3.4',
1172 method: 'pkg-config',
1173 required: get_option('nettle'),
1174 kwargs: static_kwargs)
1181 if not get_option('gtk').auto() or (have_system and not cocoa.found())
1182 gtk = dependency('gtk+-3.0', version: '>=3.22.0',
1183 method: 'pkg-config',
1184 required: get_option('gtk'),
1185 kwargs: static_kwargs)
1187 gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0',
1188 method: 'pkg-config',
1190 kwargs: static_kwargs)
1191 gtk = declare_dependency(dependencies: [gtk, gtkx11])
1193 if not get_option('vte').auto() or have_system
1194 vte = dependency('vte-2.91',
1195 method: 'pkg-config',
1196 required: get_option('vte'),
1197 kwargs: static_kwargs)
1204 x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(),
1205 kwargs: static_kwargs)
1208 if get_option('png').allowed() and have_system
1209 png = dependency('libpng', required: get_option('png'),
1210 method: 'pkg-config', kwargs: static_kwargs)
1215 if get_option('vnc').allowed() and have_system
1216 vnc = declare_dependency() # dummy dependency
1217 jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'),
1218 method: 'pkg-config', kwargs: static_kwargs)
1219 sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'],
1220 required: get_option('vnc_sasl'),
1221 kwargs: static_kwargs)
1223 sasl = declare_dependency(dependencies: sasl,
1224 compile_args: '-DSTRUCT_IOVEC_DEFINED')
1229 if not get_option('auth_pam').auto() or have_system
1230 pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'],
1231 required: get_option('auth_pam'),
1232 kwargs: static_kwargs)
1234 if pam.found() and not cc.links('''
1236 #include <security/pam_appl.h>
1238 const char *service_name = "qemu";
1239 const char *user = "frank";
1240 const struct pam_conv pam_conv = { 0 };
1241 pam_handle_t *pamh = NULL;
1242 pam_start(service_name, user, &pam_conv, &pamh);
1244 }''', dependencies: pam)
1246 if get_option('auth_pam').enabled()
1247 error('could not link libpam')
1249 warning('could not link libpam, disabling')
1254 if not get_option('snappy').auto() or have_system
1255 snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'],
1256 required: get_option('snappy'),
1257 kwargs: static_kwargs)
1259 if snappy.found() and not linker.links('''
1260 #include <snappy-c.h>
1261 int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy)
1263 if get_option('snappy').enabled()
1264 error('could not link libsnappy')
1266 warning('could not link libsnappy, disabling')
1271 if not get_option('lzo').auto() or have_system
1272 lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'],
1273 required: get_option('lzo'),
1274 kwargs: static_kwargs)
1276 if lzo.found() and not cc.links('''
1277 #include <lzo/lzo1x.h>
1278 int main(void) { lzo_version(); return 0; }''', dependencies: lzo)
1280 if get_option('lzo').enabled()
1281 error('could not link liblzo2')
1283 warning('could not link liblzo2, disabling')
1288 if not get_option('numa').auto() or have_system or have_tools
1289 numa = cc.find_library('numa', has_headers: ['numa.h'],
1290 required: get_option('numa'),
1291 kwargs: static_kwargs)
1293 if numa.found() and not cc.links('''
1295 int main(void) { return numa_available(); }
1296 ''', dependencies: numa)
1298 if get_option('numa').enabled()
1299 error('could not link numa')
1301 warning('could not link numa, disabling')
1306 if not get_option('rdma').auto() or have_system
1307 libumad = cc.find_library('ibumad', required: get_option('rdma'))
1308 rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'],
1309 required: get_option('rdma'),
1310 kwargs: static_kwargs),
1311 cc.find_library('ibverbs', required: get_option('rdma'),
1312 kwargs: static_kwargs),
1314 rdma = declare_dependency(dependencies: rdma_libs)
1315 foreach lib: rdma_libs
1323 if get_option('xen').enabled() or (get_option('xen').auto() and have_system)
1324 xencontrol = dependency('xencontrol', required: false,
1325 method: 'pkg-config', kwargs: static_kwargs)
1326 if xencontrol.found()
1327 xen_pc = declare_dependency(version: xencontrol.version(),
1330 # disabler: true makes xen_pc.found() return false if any is not found
1331 dependency('xenstore', required: false,
1332 method: 'pkg-config', kwargs: static_kwargs,
1334 dependency('xenforeignmemory', required: false,
1335 method: 'pkg-config', kwargs: static_kwargs,
1337 dependency('xengnttab', required: false,
1338 method: 'pkg-config', kwargs: static_kwargs,
1340 dependency('xenevtchn', required: false,
1341 method: 'pkg-config', kwargs: static_kwargs,
1343 dependency('xendevicemodel', required: false,
1344 method: 'pkg-config', kwargs: static_kwargs,
1346 # optional, no "disabler: true"
1347 dependency('xentoolcore', required: false,
1348 method: 'pkg-config', kwargs: static_kwargs)])
1354 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' ]
1356 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1357 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1358 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1359 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1360 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1361 '4.6.0': [ 'xenstore', 'xenctrl' ],
1362 '4.5.0': [ 'xenstore', 'xenctrl' ],
1363 '4.2.0': [ 'xenstore', 'xenctrl' ],
1366 foreach ver: xen_tests
1367 # cache the various library tests to avoid polluting the logs
1369 foreach l: xen_libs[ver]
1370 if l not in xen_deps
1371 xen_deps += { l: cc.find_library(l, required: false) }
1373 xen_test_deps += xen_deps[l]
1376 # Use -D to pick just one of the test programs in scripts/xen-detect.c
1377 xen_version = ver.split('.')
1378 xen_ctrl_version = xen_version[0] + \
1379 ('0' + xen_version[1]).substring(-2) + \
1380 ('0' + xen_version[2]).substring(-2)
1381 if cc.links(files('scripts/xen-detect.c'),
1382 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version,
1383 dependencies: xen_test_deps)
1384 xen = declare_dependency(version: ver, dependencies: xen_test_deps)
1390 accelerators += 'CONFIG_XEN'
1391 elif get_option('xen').enabled()
1392 error('could not compile and link Xen test program')
1395 have_xen_pci_passthrough = get_option('xen_pci_passthrough') \
1396 .require(xen.found(),
1397 error_message: 'Xen PCI passthrough requested but Xen not enabled') \
1398 .require(targetos == 'linux',
1399 error_message: 'Xen PCI passthrough not available on this platform') \
1404 if not get_option('smartcard').auto() or have_system
1405 cacard = dependency('libcacard', required: get_option('smartcard'),
1406 version: '>=2.5.1', method: 'pkg-config',
1407 kwargs: static_kwargs)
1411 u2f = dependency('u2f-emu', required: get_option('u2f'),
1412 method: 'pkg-config',
1413 kwargs: static_kwargs)
1417 canokey = dependency('canokey-qemu', required: get_option('canokey'),
1418 method: 'pkg-config',
1419 kwargs: static_kwargs)
1421 usbredir = not_found
1422 if not get_option('usb_redir').auto() or have_system
1423 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'),
1424 version: '>=0.6', method: 'pkg-config',
1425 kwargs: static_kwargs)
1428 if not get_option('libusb').auto() or have_system
1429 libusb = dependency('libusb-1.0', required: get_option('libusb'),
1430 version: '>=1.0.13', method: 'pkg-config',
1431 kwargs: static_kwargs)
1435 if not get_option('libpmem').auto() or have_system
1436 libpmem = dependency('libpmem', required: get_option('libpmem'),
1437 method: 'pkg-config', kwargs: static_kwargs)
1439 libdaxctl = not_found
1440 if not get_option('libdaxctl').auto() or have_system
1441 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'),
1442 version: '>=57', method: 'pkg-config',
1443 kwargs: static_kwargs)
1447 tasn1 = dependency('libtasn1',
1448 method: 'pkg-config',
1449 kwargs: static_kwargs)
1451 keyutils = dependency('libkeyutils', required: false,
1452 method: 'pkg-config', kwargs: static_kwargs)
1454 has_gettid = cc.has_function('gettid')
1457 selinux = dependency('libselinux',
1458 required: get_option('selinux'),
1459 method: 'pkg-config', kwargs: static_kwargs)
1464 if get_option('malloc') == 'system'
1466 get_option('malloc_trim').allowed() and \
1467 cc.links('''#include <malloc.h>
1468 int main(void) { malloc_trim(0); return 0; }''')
1470 has_malloc_trim = false
1471 malloc = cc.find_library(get_option('malloc'), required: true)
1473 if not has_malloc_trim and get_option('malloc_trim').enabled()
1474 if get_option('malloc') == 'system'
1475 error('malloc_trim not available on this platform.')
1477 error('malloc_trim not available with non-libc memory allocator')
1481 # Check whether the glibc provides statx()
1483 gnu_source_prefix = '''
1488 statx_test = gnu_source_prefix + '''
1489 #include <sys/stat.h>
1491 struct statx statxbuf;
1492 statx(0, "", 0, STATX_BASIC_STATS, &statxbuf);
1496 has_statx = cc.links(statx_test)
1498 # Check whether statx() provides mount ID information
1500 statx_mnt_id_test = gnu_source_prefix + '''
1501 #include <sys/stat.h>
1503 struct statx statxbuf;
1504 statx(0, "", 0, STATX_BASIC_STATS | STATX_MNT_ID, &statxbuf);
1505 return statxbuf.stx_mnt_id;
1508 has_statx_mnt_id = cc.links(statx_mnt_id_test)
1510 have_vhost_user_blk_server = get_option('vhost_user_blk_server') \
1511 .require(targetos == 'linux',
1512 error_message: 'vhost_user_blk_server requires linux') \
1513 .require(have_vhost_user,
1514 error_message: 'vhost_user_blk_server requires vhost-user support') \
1515 .disable_auto_if(not have_system) \
1518 if get_option('fuse').disabled() and get_option('fuse_lseek').enabled()
1519 error('Cannot enable fuse-lseek while fuse is disabled')
1522 fuse = dependency('fuse3', required: get_option('fuse'),
1523 version: '>=3.1', method: 'pkg-config',
1524 kwargs: static_kwargs)
1526 fuse_lseek = not_found
1527 if get_option('fuse_lseek').allowed()
1528 if fuse.version().version_compare('>=3.8')
1530 fuse_lseek = declare_dependency()
1531 elif get_option('fuse_lseek').enabled()
1533 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version())
1535 error('fuse-lseek requires libfuse, which was not found')
1541 libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config')
1542 if libbpf.found() and not cc.links('''
1543 #include <bpf/libbpf.h>
1546 bpf_object__destroy_skeleton(NULL);
1548 }''', dependencies: libbpf)
1550 if get_option('bpf').enabled()
1551 error('libbpf skeleton test failed')
1553 warning('libbpf skeleton test failed, disabling')
1561 audio_drivers_selected = []
1563 audio_drivers_available = {
1564 'alsa': alsa.found(),
1565 'coreaudio': coreaudio.found(),
1566 'dsound': dsound.found(),
1567 'jack': jack.found(),
1569 'pa': pulse.found(),
1572 foreach k, v: audio_drivers_available
1573 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v)
1576 # Default to native drivers first, OSS second, SDL third
1577 audio_drivers_priority = \
1578 [ 'pa', 'coreaudio', 'dsound', 'oss' ] + \
1579 (targetos == 'linux' ? [] : [ 'sdl' ])
1580 audio_drivers_default = []
1581 foreach k: audio_drivers_priority
1582 if audio_drivers_available[k]
1583 audio_drivers_default += k
1587 foreach k: get_option('audio_drv_list')
1589 audio_drivers_selected += audio_drivers_default
1590 elif not audio_drivers_available[k]
1591 error('Audio driver "@0@" not available.'.format(k))
1593 audio_drivers_selected += k
1597 config_host_data.set('CONFIG_AUDIO_DRIVERS',
1598 '"' + '", "'.join(audio_drivers_selected) + '", ')
1600 if get_option('cfi')
1602 # Check for dependency on LTO
1603 if not get_option('b_lto')
1604 error('Selected Control-Flow Integrity but LTO is disabled')
1606 if config_host.has_key('CONFIG_MODULES')
1607 error('Selected Control-Flow Integrity is not compatible with modules')
1609 # Check for cfi flags. CFI requires LTO so we can't use
1610 # get_supported_arguments, but need a more complex "compiles" which allows
1612 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall',
1613 args: ['-flto', '-fsanitize=cfi-icall'] )
1614 cfi_flags += '-fsanitize=cfi-icall'
1616 error('-fsanitize=cfi-icall is not supported by the compiler')
1618 if cc.compiles('int main () { return 0; }',
1619 name: '-fsanitize-cfi-icall-generalize-pointers',
1620 args: ['-flto', '-fsanitize=cfi-icall',
1621 '-fsanitize-cfi-icall-generalize-pointers'] )
1622 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers'
1624 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler')
1626 if get_option('cfi_debug')
1627 if cc.compiles('int main () { return 0; }',
1628 name: '-fno-sanitize-trap=cfi-icall',
1629 args: ['-flto', '-fsanitize=cfi-icall',
1630 '-fno-sanitize-trap=cfi-icall'] )
1631 cfi_flags += '-fno-sanitize-trap=cfi-icall'
1633 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
1636 add_global_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1637 add_global_link_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1640 have_host_block_device = (targetos != 'darwin' or
1641 cc.has_header('IOKit/storage/IOMedia.h'))
1643 # FIXME enable_modules shouldn't be necessary, but: https://github.com/mesonbuild/meson/issues/8333
1644 dbus_display = get_option('dbus_display') \
1645 .require(gio.version().version_compare('>=2.64'),
1646 error_message: '-display dbus requires glib>=2.64') \
1647 .require(enable_modules,
1648 error_message: '-display dbus requires --enable-modules') \
1649 .require(gdbus_codegen.found(),
1650 error_message: '-display dbus requires gdbus-codegen') \
1653 have_virtfs = get_option('virtfs') \
1654 .require(targetos == 'linux' or targetos == 'darwin',
1655 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \
1656 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'),
1657 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \
1658 .require(targetos == 'darwin' or (libattr.found() and libcap_ng.found()),
1659 error_message: 'virtio-9p (virtfs) on Linux requires libcap-ng-devel and libattr-devel') \
1660 .disable_auto_if(not have_tools and not have_system) \
1663 have_virtfs_proxy_helper = targetos != 'darwin' and have_virtfs and have_tools
1665 if get_option('block_drv_ro_whitelist') == ''
1666 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '')
1668 config_host_data.set('CONFIG_BDRV_RO_WHITELIST',
1669 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ')
1671 if get_option('block_drv_rw_whitelist') == ''
1672 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '')
1674 config_host_data.set('CONFIG_BDRV_RW_WHITELIST',
1675 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ')
1678 foreach k : get_option('trace_backends')
1679 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true)
1681 config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file'))
1682 config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority'))
1684 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path())
1686 config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir'))
1687 config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix'))
1688 config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir)
1689 config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir)
1690 config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir)
1691 config_host_data.set_quoted('CONFIG_QEMU_FIRMWAREPATH', get_option('prefix') / get_option('qemu_firmwarepath'))
1692 config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir'))
1693 config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir)
1694 config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir'))
1695 config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir'))
1696 config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir)
1697 config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir'))
1699 if config_host.has_key('CONFIG_MODULES')
1700 config_host_data.set('CONFIG_STAMP', run_command(
1701 meson.current_source_dir() / 'scripts/qemu-stamp.py',
1702 meson.project_version(), get_option('pkgversion'), '--',
1703 meson.current_source_dir() / 'configure',
1704 capture: true, check: true).stdout().strip())
1707 have_slirp_smbd = get_option('slirp_smbd') \
1708 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \
1711 smbd_path = get_option('smbd')
1713 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd')
1715 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path)
1718 config_host_data.set('HOST_' + host_arch.to_upper(), 1)
1720 if get_option('module_upgrades') and not enable_modules
1721 error('Cannot enable module-upgrades as modules are not enabled')
1723 config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades'))
1725 config_host_data.set('CONFIG_ATTR', libattr.found())
1726 config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools'))
1727 config_host_data.set('CONFIG_BRLAPI', brlapi.found())
1728 config_host_data.set('CONFIG_COCOA', cocoa.found())
1729 config_host_data.set('CONFIG_FUZZ', get_option('fuzzing'))
1730 config_host_data.set('CONFIG_GCOV', get_option('b_coverage'))
1731 config_host_data.set('CONFIG_LIBUDEV', libudev.found())
1732 config_host_data.set('CONFIG_LZO', lzo.found())
1733 config_host_data.set('CONFIG_MPATH', mpathpersist.found())
1734 config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api)
1735 config_host_data.set('CONFIG_CURL', curl.found())
1736 config_host_data.set('CONFIG_CURSES', curses.found())
1737 config_host_data.set('CONFIG_GBM', gbm.found())
1738 config_host_data.set('CONFIG_GIO', gio.found())
1739 config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found())
1740 if glusterfs.found()
1741 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4'))
1742 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5'))
1743 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6'))
1744 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6'))
1745 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat)
1746 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat)
1748 config_host_data.set('CONFIG_GTK', gtk.found())
1749 config_host_data.set('CONFIG_VTE', vte.found())
1750 config_host_data.set('CONFIG_LIBATTR', have_old_libattr)
1751 config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found())
1752 config_host_data.set('CONFIG_EBPF', libbpf.found())
1753 config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found())
1754 config_host_data.set('CONFIG_LIBISCSI', libiscsi.found())
1755 config_host_data.set('CONFIG_LIBNFS', libnfs.found())
1756 config_host_data.set('CONFIG_LIBSSH', libssh.found())
1757 config_host_data.set('CONFIG_LINUX_AIO', libaio.found())
1758 config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found())
1759 config_host_data.set('CONFIG_LIBURING_REGISTER_RING_FD', cc.has_function('io_uring_register_ring_fd', prefix: '#include <liburing.h>', dependencies:linux_io_uring))
1760 config_host_data.set('CONFIG_LIBPMEM', libpmem.found())
1761 config_host_data.set('CONFIG_NUMA', numa.found())
1762 config_host_data.set('CONFIG_OPENGL', opengl.found())
1763 config_host_data.set('CONFIG_PROFILER', get_option('profiler'))
1764 config_host_data.set('CONFIG_RBD', rbd.found())
1765 config_host_data.set('CONFIG_RDMA', rdma.found())
1766 config_host_data.set('CONFIG_SDL', sdl.found())
1767 config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found())
1768 config_host_data.set('CONFIG_SECCOMP', seccomp.found())
1769 config_host_data.set('CONFIG_SNAPPY', snappy.found())
1770 config_host_data.set('CONFIG_TPM', have_tpm)
1771 config_host_data.set('CONFIG_USB_LIBUSB', libusb.found())
1772 config_host_data.set('CONFIG_VDE', vde.found())
1773 config_host_data.set('CONFIG_VHOST_NET', have_vhost_net)
1774 config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user)
1775 config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa)
1776 config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel)
1777 config_host_data.set('CONFIG_VHOST_USER', have_vhost_user)
1778 config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto)
1779 config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa)
1780 config_host_data.set('CONFIG_VMNET', vmnet.found())
1781 config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server)
1782 config_host_data.set('CONFIG_PNG', png.found())
1783 config_host_data.set('CONFIG_VNC', vnc.found())
1784 config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
1785 config_host_data.set('CONFIG_VNC_SASL', sasl.found())
1786 config_host_data.set('CONFIG_VIRTFS', have_virtfs)
1787 config_host_data.set('CONFIG_VTE', vte.found())
1788 config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found())
1789 config_host_data.set('CONFIG_KEYUTILS', keyutils.found())
1790 config_host_data.set('CONFIG_GETTID', has_gettid)
1791 config_host_data.set('CONFIG_GNUTLS', gnutls.found())
1792 config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found())
1793 config_host_data.set('CONFIG_TASN1', tasn1.found())
1794 config_host_data.set('CONFIG_GCRYPT', gcrypt.found())
1795 config_host_data.set('CONFIG_NETTLE', nettle.found())
1796 config_host_data.set('CONFIG_HOGWEED', hogweed.found())
1797 config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private')
1798 config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim)
1799 config_host_data.set('CONFIG_STATX', has_statx)
1800 config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id)
1801 config_host_data.set('CONFIG_ZSTD', zstd.found())
1802 config_host_data.set('CONFIG_FUSE', fuse.found())
1803 config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found())
1804 config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found())
1805 if spice_protocol.found()
1806 config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0])
1807 config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1])
1808 config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2])
1810 config_host_data.set('CONFIG_SPICE', spice.found())
1811 config_host_data.set('CONFIG_X11', x11.found())
1812 config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display)
1813 config_host_data.set('CONFIG_CFI', get_option('cfi'))
1814 config_host_data.set('CONFIG_SELINUX', selinux.found())
1815 config_host_data.set('CONFIG_XEN_BACKEND', xen.found())
1817 # protect from xen.version() having less than three components
1818 xen_version = xen.version().split('.') + ['0', '0']
1819 xen_ctrl_version = xen_version[0] + \
1820 ('0' + xen_version[1]).substring(-2) + \
1821 ('0' + xen_version[2]).substring(-2)
1822 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version)
1824 config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version()))
1825 config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0])
1826 config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
1827 config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
1829 config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf)
1830 config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device)
1832 have_coroutine_pool = get_option('coroutine_pool')
1833 if get_option('debug_stack_usage') and have_coroutine_pool
1834 message('Disabling coroutine pool to measure stack usage')
1835 have_coroutine_pool = false
1837 config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool)
1838 config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex'))
1839 config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage'))
1840 config_host_data.set('CONFIG_GPROF', get_option('gprof'))
1841 config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed())
1842 config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug'))
1843 config_host_data.set('CONFIG_REPLICATION', get_option('live_block_migration').allowed())
1846 config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h'))
1847 config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h'))
1848 config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h'))
1849 config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
1850 config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
1851 config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
1852 config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h'))
1853 config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
1854 config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
1857 config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4'))
1858 config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime'))
1859 config_host_data.set('CONFIG_DUP3', cc.has_function('dup3'))
1860 config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate'))
1861 config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate'))
1862 # Note that we need to specify prefix: here to avoid incorrectly
1863 # thinking that Windows has posix_memalign()
1864 config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>'))
1865 config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc'))
1866 config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc'))
1867 config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign'))
1868 config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll'))
1869 config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>'))
1870 config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np'))
1871 config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile'))
1872 config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare'))
1873 config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs'))
1874 config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range'))
1875 config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create'))
1876 config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range'))
1877 config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs'))
1878 config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util))
1879 config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul'))
1880 config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>'))
1882 config_host_data.set('HAVE_IBV_ADVISE_MR',
1883 cc.has_function('ibv_advise_mr',
1885 prefix: '#include <infiniband/verbs.h>'))
1889 config_host_data.set('CONFIG_BYTESWAP_H',
1890 cc.has_header_symbol('byteswap.h', 'bswap_32'))
1891 config_host_data.set('CONFIG_EPOLL_CREATE1',
1892 cc.has_header_symbol('sys/epoll.h', 'epoll_create1'))
1893 config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE',
1894 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and
1895 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE'))
1896 config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE',
1897 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE'))
1898 config_host_data.set('CONFIG_FIEMAP',
1899 cc.has_header('linux/fiemap.h') and
1900 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP'))
1901 config_host_data.set('CONFIG_GETRANDOM',
1902 cc.has_function('getrandom') and
1903 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK'))
1904 config_host_data.set('CONFIG_INOTIFY',
1905 cc.has_header_symbol('sys/inotify.h', 'inotify_init'))
1906 config_host_data.set('CONFIG_INOTIFY1',
1907 cc.has_header_symbol('sys/inotify.h', 'inotify_init1'))
1908 config_host_data.set('CONFIG_MACHINE_BSWAP_H',
1909 cc.has_header_symbol('machine/bswap.h', 'bswap32',
1910 prefix: '''#include <sys/endian.h>
1911 #include <sys/types.h>'''))
1912 config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK',
1913 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK'))
1914 config_host_data.set('CONFIG_RTNETLINK',
1915 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN'))
1916 config_host_data.set('CONFIG_SYSMACROS',
1917 cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
1918 config_host_data.set('HAVE_OPTRESET',
1919 cc.has_header_symbol('getopt.h', 'optreset'))
1920 config_host_data.set('HAVE_IPPROTO_MPTCP',
1921 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP'))
1924 config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID',
1925 cc.has_member('struct sigevent', 'sigev_notify_thread_id',
1926 prefix: '#include <signal.h>'))
1927 config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM',
1928 cc.has_member('struct stat', 'st_atim',
1929 prefix: '#include <sys/stat.h>'))
1932 config_host_data.set('CONFIG_IOVEC',
1933 cc.has_type('struct iovec',
1934 prefix: '#include <sys/uio.h>'))
1935 config_host_data.set('HAVE_UTMPX',
1936 cc.has_type('struct utmpx',
1937 prefix: '#include <utmpx.h>'))
1939 config_host_data.set('CONFIG_EVENTFD', cc.links('''
1940 #include <sys/eventfd.h>
1941 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }'''))
1942 config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + '''
1945 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
1946 return fdatasync(0);
1948 #error Not supported
1952 has_madvise = cc.links(gnu_source_prefix + '''
1953 #include <sys/types.h>
1954 #include <sys/mman.h>
1956 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''')
1957 missing_madvise_proto = false
1959 # Some platforms (illumos and Solaris before Solaris 11) provide madvise()
1960 # but forget to prototype it. In this case, has_madvise will be true (the
1961 # test program links despite a compile warning). To detect the
1962 # missing-prototype case, we try again with a definitely-bogus prototype.
1963 # This will only compile if the system headers don't provide the prototype;
1964 # otherwise the conflicting prototypes will cause a compiler error.
1965 missing_madvise_proto = cc.links(gnu_source_prefix + '''
1966 #include <sys/types.h>
1967 #include <sys/mman.h>
1969 extern int madvise(int);
1970 int main(void) { return madvise(0); }''')
1972 config_host_data.set('CONFIG_MADVISE', has_madvise)
1973 config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto)
1975 config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + '''
1976 #include <sys/mman.h>
1977 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }'''))
1978 config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + '''
1980 #if !defined(AT_EMPTY_PATH)
1981 # error missing definition
1983 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
1985 config_host_data.set('CONFIG_PIPE2', cc.links(gnu_source_prefix + '''
1992 return pipe2(pipefd, O_CLOEXEC);
1994 config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + '''
1995 #include <sys/mman.h>
1997 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }'''))
1999 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + '''
2000 #include <pthread.h>
2002 static void *f(void *p) { return NULL; }
2006 pthread_create(&thread, 0, f, 0);
2007 pthread_setname_np(thread, "QEMU");
2009 }''', dependencies: threads))
2010 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + '''
2011 #include <pthread.h>
2013 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
2017 pthread_create(&thread, 0, f, 0);
2019 }''', dependencies: threads))
2020 config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + '''
2021 #include <pthread.h>
2026 pthread_condattr_t attr
2027 pthread_condattr_init(&attr);
2028 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC);
2030 }''', dependencies: threads))
2032 config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + '''
2033 #include <sys/signalfd.h>
2035 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }'''))
2036 config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + '''
2044 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2045 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2049 config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + '''
2050 #include <sys/mman.h>
2051 int main(int argc, char *argv[]) {
2052 return mlockall(MCL_FUTURE);
2056 if get_option('l2tpv3').allowed() and have_system
2057 have_l2tpv3 = cc.has_type('struct mmsghdr',
2058 prefix: gnu_source_prefix + '''
2059 #include <sys/socket.h>
2060 #include <linux/ip.h>''')
2062 config_host_data.set('CONFIG_L2TPV3', have_l2tpv3)
2065 if get_option('netmap').allowed() and have_system
2066 have_netmap = cc.compiles('''
2067 #include <inttypes.h>
2069 #include <net/netmap.h>
2070 #include <net/netmap_user.h>
2071 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2074 int main(void) { return 0; }''')
2075 if not have_netmap and get_option('netmap').enabled()
2076 error('Netmap headers not available')
2079 config_host_data.set('CONFIG_NETMAP', have_netmap)
2081 # Work around a system header bug with some kernel/XFS header
2082 # versions where they both try to define 'struct fsxattr':
2083 # xfs headers will not try to redefine structs from linux headers
2084 # if this macro is set.
2085 config_host_data.set('HAVE_FSXATTR', cc.links('''
2086 #include <linux/fs.h>
2092 # Some versions of Mac OS X incorrectly define SIZE_MAX
2093 config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles('''
2096 int main(int argc, char *argv[]) {
2097 return printf("%zu", SIZE_MAX);
2098 }''', args: ['-Werror']))
2105 y = __atomic_load_n(&x, __ATOMIC_RELAXED);
2106 __atomic_store_n(&x, y, __ATOMIC_RELAXED);
2107 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
2108 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED);
2109 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED);
2113 # See if 64-bit atomic operations are supported.
2114 # Note that without __atomic builtins, we can only
2115 # assume atomic loads/stores max at pointer size.
2116 config_host_data.set('CONFIG_ATOMIC64', cc.links(atomic_test.format('uint64_t')))
2118 has_int128 = cc.links('''
2128 config_host_data.set('CONFIG_INT128', has_int128)
2131 # "do we have 128-bit atomics which are handled inline and specifically not
2132 # via libatomic". The reason we can't use libatomic is documented in the
2133 # comment starting "GCC is a house divided" in include/qemu/atomic128.h.
2134 has_atomic128 = cc.links(atomic_test.format('unsigned __int128'))
2136 config_host_data.set('CONFIG_ATOMIC128', has_atomic128)
2138 if not has_atomic128
2139 has_cmpxchg128 = cc.links('''
2142 unsigned __int128 x = 0, y = 0;
2143 __sync_val_compare_and_swap_16(&x, y, x);
2148 config_host_data.set('CONFIG_CMPXCHG128', has_cmpxchg128)
2152 config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + '''
2153 #include <sys/auxv.h>
2155 return getauxval(AT_HWCAP) == 0;
2158 config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles('''
2159 #include <linux/usbdevice_fs.h>
2161 #ifndef USBDEVFS_GET_CAPABILITIES
2162 #error "USBDEVFS_GET_CAPABILITIES undefined"
2165 #ifndef USBDEVFS_DISCONNECT_CLAIM
2166 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
2169 int main(void) { return 0; }'''))
2171 have_keyring = get_option('keyring') \
2172 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \
2173 .require(cc.compiles('''
2175 #include <asm/unistd.h>
2176 #include <linux/keyctl.h>
2177 #include <sys/syscall.h>
2180 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
2181 }'''), error_message: 'keyctl syscall not available on this system').allowed()
2182 config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring)
2184 have_cpuid_h = cc.links('''
2187 unsigned a, b, c, d;
2188 unsigned max = __get_cpuid_max(0, 0);
2191 __cpuid(1, a, b, c, d);
2195 __cpuid_count(7, 0, a, b, c, d);
2200 config_host_data.set('CONFIG_CPUID_H', have_cpuid_h)
2202 config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \
2203 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \
2204 .require(cc.links('''
2205 #pragma GCC push_options
2206 #pragma GCC target("avx2")
2208 #include <immintrin.h>
2209 static int bar(void *a) {
2210 __m256i x = *(__m256i *)a;
2211 return _mm256_testz_si256(x, x);
2213 int main(int argc, char *argv[]) { return bar(argv[0]); }
2214 '''), error_message: 'AVX2 not available').allowed())
2216 config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \
2217 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \
2218 .require(cc.links('''
2219 #pragma GCC push_options
2220 #pragma GCC target("avx512f")
2222 #include <immintrin.h>
2223 static int bar(void *a) {
2224 __m512i x = *(__m512i *)a;
2225 return _mm512_test_epi64_mask(x, x);
2227 int main(int argc, char *argv[]) { return bar(argv[0]); }
2228 '''), error_message: 'AVX512F not available').allowed())
2230 have_pvrdma = get_option('pvrdma') \
2231 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \
2232 .require(cc.compiles(gnu_source_prefix + '''
2233 #include <sys/mman.h>
2238 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
2241 }'''), error_message: 'PVRDMA requires mremap').allowed()
2244 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links('''
2245 #include <infiniband/verbs.h>
2249 struct ibv_pd *pd = NULL;
2255 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
2261 if get_option('membarrier').disabled()
2262 have_membarrier = false
2263 elif targetos == 'windows'
2264 have_membarrier = true
2265 elif targetos == 'linux'
2266 have_membarrier = cc.compiles('''
2267 #include <linux/membarrier.h>
2268 #include <sys/syscall.h>
2272 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
2273 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
2277 config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \
2278 .require(have_membarrier, error_message: 'membarrier system call not available') \
2281 have_afalg = get_option('crypto_afalg') \
2282 .require(cc.compiles(gnu_source_prefix + '''
2284 #include <sys/types.h>
2285 #include <sys/socket.h>
2286 #include <linux/if_alg.h>
2289 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
2292 '''), error_message: 'AF_ALG requested but could not be detected').allowed()
2293 config_host_data.set('CONFIG_AF_ALG', have_afalg)
2295 config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol(
2296 'linux/vm_sockets.h', 'AF_VSOCK',
2297 prefix: '#include <sys/socket.h>',
2301 have_vss_sdk = false # old xp/2003 SDK
2302 if targetos == 'windows' and link_language == 'cpp'
2303 have_vss = cxx.compiles('''
2304 #define __MIDL_user_allocate_free_DEFINED__
2306 int main(void) { return VSS_CTX_BACKUP; }''')
2307 have_vss_sdk = cxx.has_header('vscoordint.h')
2309 config_host_data.set('HAVE_VSS_SDK', have_vss_sdk)
2311 foreach k, v: config_host
2312 if k.startswith('CONFIG_')
2313 config_host_data.set(k, v == 'y' ? 1 : v)
2317 # Older versions of MinGW do not import _lock_file and _unlock_file properly.
2318 # This was fixed for v6.0.0 with commit b48e3ac8969d.
2319 if targetos == 'windows'
2320 config_host_data.set('HAVE__LOCK_FILE', cc.links('''
2326 }''', name: '_lock_file and _unlock_file'))
2329 ########################
2330 # Target configuration #
2331 ########################
2333 minikconf = find_program('scripts/minikconf.py')
2335 config_all_devices = {}
2336 config_all_disas = {}
2337 config_devices_mak_list = []
2338 config_devices_h = {}
2339 config_target_h = {}
2340 config_target_mak = {}
2343 'alpha' : ['CONFIG_ALPHA_DIS'],
2344 'arm' : ['CONFIG_ARM_DIS'],
2345 'avr' : ['CONFIG_AVR_DIS'],
2346 'cris' : ['CONFIG_CRIS_DIS'],
2347 'hexagon' : ['CONFIG_HEXAGON_DIS'],
2348 'hppa' : ['CONFIG_HPPA_DIS'],
2349 'i386' : ['CONFIG_I386_DIS'],
2350 'x86_64' : ['CONFIG_I386_DIS'],
2351 'm68k' : ['CONFIG_M68K_DIS'],
2352 'microblaze' : ['CONFIG_MICROBLAZE_DIS'],
2353 'mips' : ['CONFIG_MIPS_DIS'],
2354 'nios2' : ['CONFIG_NIOS2_DIS'],
2355 'or1k' : ['CONFIG_OPENRISC_DIS'],
2356 'ppc' : ['CONFIG_PPC_DIS'],
2357 'riscv' : ['CONFIG_RISCV_DIS'],
2358 'rx' : ['CONFIG_RX_DIS'],
2359 's390' : ['CONFIG_S390_DIS'],
2360 'sh4' : ['CONFIG_SH4_DIS'],
2361 'sparc' : ['CONFIG_SPARC_DIS'],
2362 'xtensa' : ['CONFIG_XTENSA_DIS'],
2363 'loongarch' : ['CONFIG_LOONGARCH_DIS'],
2365 if link_language == 'cpp'
2367 'aarch64' : [ 'CONFIG_ARM_A64_DIS'],
2368 'arm' : [ 'CONFIG_ARM_DIS', 'CONFIG_ARM_A64_DIS'],
2369 'mips' : [ 'CONFIG_MIPS_DIS', 'CONFIG_NANOMIPS_DIS'],
2373 have_ivshmem = config_host_data.get('CONFIG_EVENTFD')
2375 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \
2376 (have_tpm ? ['CONFIG_TPM=y'] : []) + \
2377 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \
2378 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \
2379 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \
2380 (x11.found() ? ['CONFIG_X11=y'] : []) + \
2381 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \
2382 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \
2383 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \
2384 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \
2385 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \
2386 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \
2387 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \
2388 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : [])
2390 ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
2392 default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
2393 actual_target_dirs = []
2395 foreach target : target_dirs
2396 config_target = { 'TARGET_NAME': target.split('-')[0] }
2397 if target.endswith('linux-user')
2398 if targetos != 'linux'
2402 error('Target @0@ is only available on a Linux host'.format(target))
2404 config_target += { 'CONFIG_LINUX_USER': 'y' }
2405 elif target.endswith('bsd-user')
2406 if 'CONFIG_BSD' not in config_host
2410 error('Target @0@ is only available on a BSD host'.format(target))
2412 config_target += { 'CONFIG_BSD_USER': 'y' }
2413 elif target.endswith('softmmu')
2414 config_target += { 'CONFIG_SOFTMMU': 'y' }
2416 if target.endswith('-user')
2418 'CONFIG_USER_ONLY': 'y',
2419 'CONFIG_QEMU_INTERP_PREFIX':
2420 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME'])
2425 foreach sym: accelerators
2426 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, [])
2427 config_target += { sym: 'y' }
2428 config_all += { sym: 'y' }
2429 if sym == 'CONFIG_TCG' and tcg_arch == 'tci'
2430 config_target += { 'CONFIG_TCG_INTERPRETER': 'y' }
2432 if target in modular_tcg
2433 config_target += { 'CONFIG_TCG_MODULAR': 'y' }
2435 config_target += { 'CONFIG_TCG_BUILTIN': 'y' }
2437 accel_kconfig += [ sym + '=y' ]
2440 if accel_kconfig.length() == 0
2444 error('No accelerator available for target @0@'.format(target))
2447 actual_target_dirs += target
2448 config_target += keyval.load('configs/targets' / target + '.mak')
2449 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' }
2451 if 'TARGET_NEED_FDT' in config_target
2452 fdt_required += target
2456 if 'TARGET_BASE_ARCH' not in config_target
2457 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']}
2459 if 'TARGET_ABI_DIR' not in config_target
2460 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']}
2462 if 'TARGET_BIG_ENDIAN' not in config_target
2463 config_target += {'TARGET_BIG_ENDIAN': 'n'}
2466 foreach k, v: disassemblers
2467 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k)
2469 config_target += { sym: 'y' }
2470 config_all_disas += { sym: 'y' }
2475 config_target_data = configuration_data()
2476 foreach k, v: config_target
2477 if not k.startswith('TARGET_') and not k.startswith('CONFIG_')
2479 elif ignored.contains(k)
2481 elif k == 'TARGET_BASE_ARCH'
2482 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is
2483 # not used to select files from sourcesets.
2484 config_target_data.set('TARGET_' + v.to_upper(), 1)
2485 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX'
2486 config_target_data.set_quoted(k, v)
2488 config_target_data.set(k, 1)
2490 config_target_data.set(k, 0)
2492 config_target_data.set(k, v)
2495 config_target_data.set('QEMU_ARCH',
2496 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper())
2497 config_target_h += {target: configure_file(output: target + '-config-target.h',
2498 configuration: config_target_data)}
2500 if target.endswith('-softmmu')
2501 config_input = meson.get_external_property(target, 'default')
2502 config_devices_mak = target + '-config-devices.mak'
2503 config_devices_mak = configure_file(
2504 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'],
2505 output: config_devices_mak,
2506 depfile: config_devices_mak + '.d',
2508 command: [minikconf,
2509 get_option('default_devices') ? '--defconfig' : '--allnoconfig',
2510 config_devices_mak, '@DEPFILE@', '@INPUT@',
2511 host_kconfig, accel_kconfig,
2512 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y'])
2514 config_devices_data = configuration_data()
2515 config_devices = keyval.load(config_devices_mak)
2516 foreach k, v: config_devices
2517 config_devices_data.set(k, 1)
2519 config_devices_mak_list += config_devices_mak
2520 config_devices_h += {target: configure_file(output: target + '-config-devices.h',
2521 configuration: config_devices_data)}
2522 config_target += config_devices
2523 config_all_devices += config_devices
2525 config_target_mak += {target: config_target}
2527 target_dirs = actual_target_dirs
2529 # This configuration is used to build files that are shared by
2530 # multiple binaries, and then extracted out of the "common"
2531 # static_library target.
2533 # We do not use all_sources()/all_dependencies(), because it would
2534 # build literally all source files, including devices only used by
2535 # targets that are not built for this compilation. The CONFIG_ALL
2536 # pseudo symbol replaces it.
2538 config_all += config_all_devices
2539 config_all += config_host
2540 config_all += config_all_disas
2542 'CONFIG_XEN': xen.found(),
2543 'CONFIG_SOFTMMU': have_system,
2544 'CONFIG_USER_ONLY': have_user,
2548 target_configs_h = []
2549 foreach target: target_dirs
2550 target_configs_h += config_target_h[target]
2551 target_configs_h += config_devices_h.get(target, [])
2553 genh += custom_target('config-poison.h',
2554 input: [target_configs_h],
2555 output: 'config-poison.h',
2557 command: [find_program('scripts/make-config-poison.sh'),
2564 capstone = not_found
2565 if not get_option('capstone').auto() or have_system or have_user
2566 capstone = dependency('capstone', version: '>=3.0.5',
2567 kwargs: static_kwargs, method: 'pkg-config',
2568 required: get_option('capstone'))
2570 # Some versions of capstone have broken pkg-config file
2571 # that reports a wrong -I path, causing the #include to
2572 # fail later. If the system has such a broken version
2574 if capstone.found() and not cc.compiles('#include <capstone.h>',
2575 dependencies: [capstone])
2576 capstone = not_found
2577 if get_option('capstone').enabled()
2578 error('capstone requested, but it does not appear to work')
2584 slirp_opt = 'disabled'
2586 slirp_opt = get_option('slirp')
2587 if slirp_opt in ['enabled', 'auto', 'system']
2588 have_internal = fs.exists(meson.current_source_dir() / 'slirp/meson.build')
2589 slirp_dep_required = (slirp_opt == 'system' or
2590 slirp_opt == 'enabled' and not have_internal)
2591 slirp = dependency('slirp', kwargs: static_kwargs,
2592 method: 'pkg-config', version: '>=4.1.0',
2593 required: slirp_dep_required)
2594 # slirp <4.7 is incompatible with CFI support in QEMU. This is because
2595 # it passes function pointers within libslirp as callbacks for timers.
2596 # When using a system-wide shared libslirp, the type information for the
2597 # callback is missing and the timer call produces a false positive with CFI.
2598 # Do not use the "version" keyword argument to produce a better error.
2599 # with control-flow integrity.
2600 if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7')
2601 if slirp_dep_required
2602 error('Control-Flow Integrity requires libslirp 4.7.')
2604 warning('Control-Flow Integrity requires libslirp 4.7, not using system-wide libslirp.')
2609 slirp_opt = 'system'
2611 slirp_opt = 'internal'
2613 slirp_opt = 'disabled'
2616 if slirp_opt == 'internal'
2618 if targetos == 'windows'
2619 slirp_deps = cc.find_library('iphlpapi')
2620 elif targetos == 'darwin'
2621 slirp_deps = cc.find_library('resolv')
2623 slirp_conf = configuration_data()
2624 slirp_conf.set('SLIRP_MAJOR_VERSION', meson.project_version().split('.')[0])
2625 slirp_conf.set('SLIRP_MINOR_VERSION', meson.project_version().split('.')[1])
2626 slirp_conf.set('SLIRP_MICRO_VERSION', meson.project_version().split('.')[2])
2627 slirp_conf.set_quoted('SLIRP_VERSION_STRING', meson.project_version())
2628 slirp_cargs = ['-DG_LOG_DOMAIN="Slirp"']
2630 'slirp/src/arp_table.c',
2631 'slirp/src/bootp.c',
2632 'slirp/src/cksum.c',
2633 'slirp/src/dhcpv6.c',
2634 'slirp/src/dnssearch.c',
2636 'slirp/src/ip6_icmp.c',
2637 'slirp/src/ip6_input.c',
2638 'slirp/src/ip6_output.c',
2639 'slirp/src/ip_icmp.c',
2640 'slirp/src/ip_input.c',
2641 'slirp/src/ip_output.c',
2645 'slirp/src/ndp_table.c',
2647 'slirp/src/slirp.c',
2648 'slirp/src/socket.c',
2649 'slirp/src/state.c',
2650 'slirp/src/stream.c',
2651 'slirp/src/tcp_input.c',
2652 'slirp/src/tcp_output.c',
2653 'slirp/src/tcp_subr.c',
2654 'slirp/src/tcp_timer.c',
2659 'slirp/src/version.c',
2660 'slirp/src/vmstate.c',
2664 input : 'slirp/src/libslirp-version.h.in',
2665 output : 'libslirp-version.h',
2666 configuration: slirp_conf)
2668 slirp_inc = include_directories('slirp', 'slirp/src')
2669 libslirp = static_library('slirp',
2670 build_by_default: false,
2671 sources: slirp_files,
2672 c_args: slirp_cargs,
2673 include_directories: slirp_inc)
2674 slirp = declare_dependency(link_with: libslirp,
2675 dependencies: slirp_deps,
2676 include_directories: slirp_inc)
2680 libvfio_user_dep = not_found
2681 if have_system and vfio_user_server_allowed
2682 have_internal = fs.exists(meson.current_source_dir() / 'subprojects/libvfio-user/meson.build')
2684 if not have_internal
2685 error('libvfio-user source not found - please pull git submodule')
2688 libvfio_user_proj = subproject('libvfio-user')
2690 libvfio_user_lib = libvfio_user_proj.get_variable('libvfio_user_dep')
2692 libvfio_user_dep = declare_dependency(dependencies: [libvfio_user_lib])
2697 fdt_opt = get_option('fdt')
2698 if fdt_opt in ['enabled', 'auto', 'system']
2699 have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt')
2700 fdt = cc.find_library('fdt', kwargs: static_kwargs,
2701 required: fdt_opt == 'system' or
2702 fdt_opt == 'enabled' and not have_internal)
2703 if fdt.found() and cc.links('''
2705 #include <libfdt_env.h>
2706 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''',
2709 elif fdt_opt == 'system'
2710 error('system libfdt requested, but it is too old (1.5.1 or newer required)')
2712 fdt_opt = 'internal'
2714 fdt_opt = 'disabled'
2718 if fdt_opt == 'internal'
2721 'dtc/libfdt/fdt_ro.c',
2722 'dtc/libfdt/fdt_wip.c',
2723 'dtc/libfdt/fdt_sw.c',
2724 'dtc/libfdt/fdt_rw.c',
2725 'dtc/libfdt/fdt_strerror.c',
2726 'dtc/libfdt/fdt_empty_tree.c',
2727 'dtc/libfdt/fdt_addresses.c',
2728 'dtc/libfdt/fdt_overlay.c',
2729 'dtc/libfdt/fdt_check.c',
2732 fdt_inc = include_directories('dtc/libfdt')
2733 libfdt = static_library('fdt',
2734 build_by_default: false,
2736 include_directories: fdt_inc)
2737 fdt = declare_dependency(link_with: libfdt,
2738 include_directories: fdt_inc)
2741 fdt_opt = 'disabled'
2743 if not fdt.found() and fdt_required.length() > 0
2744 error('fdt not available but required by targets ' + ', '.join(fdt_required))
2747 config_host_data.set('CONFIG_CAPSTONE', capstone.found())
2748 config_host_data.set('CONFIG_FDT', fdt.found())
2749 config_host_data.set('CONFIG_SLIRP', slirp.found())
2751 #####################
2752 # Generated sources #
2753 #####################
2755 genh += configure_file(output: 'config-host.h', configuration: config_host_data)
2757 hxtool = find_program('scripts/hxtool')
2758 shaderinclude = find_program('scripts/shaderinclude.pl')
2759 qapi_gen = find_program('scripts/qapi-gen.py')
2760 qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py',
2761 meson.current_source_dir() / 'scripts/qapi/commands.py',
2762 meson.current_source_dir() / 'scripts/qapi/common.py',
2763 meson.current_source_dir() / 'scripts/qapi/error.py',
2764 meson.current_source_dir() / 'scripts/qapi/events.py',
2765 meson.current_source_dir() / 'scripts/qapi/expr.py',
2766 meson.current_source_dir() / 'scripts/qapi/gen.py',
2767 meson.current_source_dir() / 'scripts/qapi/introspect.py',
2768 meson.current_source_dir() / 'scripts/qapi/parser.py',
2769 meson.current_source_dir() / 'scripts/qapi/schema.py',
2770 meson.current_source_dir() / 'scripts/qapi/source.py',
2771 meson.current_source_dir() / 'scripts/qapi/types.py',
2772 meson.current_source_dir() / 'scripts/qapi/visit.py',
2773 meson.current_source_dir() / 'scripts/qapi/common.py',
2774 meson.current_source_dir() / 'scripts/qapi-gen.py'
2778 python, files('scripts/tracetool.py'),
2779 '--backend=' + ','.join(get_option('trace_backends'))
2781 tracetool_depends = files(
2782 'scripts/tracetool/backend/log.py',
2783 'scripts/tracetool/backend/__init__.py',
2784 'scripts/tracetool/backend/dtrace.py',
2785 'scripts/tracetool/backend/ftrace.py',
2786 'scripts/tracetool/backend/simple.py',
2787 'scripts/tracetool/backend/syslog.py',
2788 'scripts/tracetool/backend/ust.py',
2789 'scripts/tracetool/format/ust_events_c.py',
2790 'scripts/tracetool/format/ust_events_h.py',
2791 'scripts/tracetool/format/__init__.py',
2792 'scripts/tracetool/format/d.py',
2793 'scripts/tracetool/format/simpletrace_stap.py',
2794 'scripts/tracetool/format/c.py',
2795 'scripts/tracetool/format/h.py',
2796 'scripts/tracetool/format/log_stap.py',
2797 'scripts/tracetool/format/stap.py',
2798 'scripts/tracetool/__init__.py',
2799 'scripts/tracetool/transform.py',
2800 'scripts/tracetool/vcpu.py'
2803 qemu_version_cmd = [find_program('scripts/qemu-version.sh'),
2804 meson.current_source_dir(),
2805 get_option('pkgversion'), meson.project_version()]
2806 qemu_version = custom_target('qemu-version.h',
2807 output: 'qemu-version.h',
2808 command: qemu_version_cmd,
2810 build_by_default: true,
2811 build_always_stale: true)
2812 genh += qemu_version
2816 ['qemu-options.hx', 'qemu-options.def'],
2817 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'],
2821 ['hmp-commands.hx', 'hmp-commands.h'],
2822 ['hmp-commands-info.hx', 'hmp-commands-info.h'],
2825 foreach d : hx_headers
2826 hxdep += custom_target(d[1],
2830 build_by_default: true, # to be removed when added to a target
2831 command: [hxtool, '-h', '@INPUT0@'])
2839 authz_ss = ss.source_set()
2840 blockdev_ss = ss.source_set()
2841 block_ss = ss.source_set()
2842 chardev_ss = ss.source_set()
2843 common_ss = ss.source_set()
2844 crypto_ss = ss.source_set()
2845 hwcore_ss = ss.source_set()
2846 io_ss = ss.source_set()
2847 qmp_ss = ss.source_set()
2848 qom_ss = ss.source_set()
2849 softmmu_ss = ss.source_set()
2850 specific_fuzz_ss = ss.source_set()
2851 specific_ss = ss.source_set()
2852 stub_ss = ss.source_set()
2853 trace_ss = ss.source_set()
2854 user_ss = ss.source_set()
2855 util_ss = ss.source_set()
2858 qtest_module_ss = ss.source_set()
2859 tcg_module_ss = ss.source_set()
2865 target_softmmu_arch = {}
2866 target_user_arch = {}
2872 # TODO: add each directory to the subdirs from its own meson.build, once
2874 trace_events_subdirs = [
2882 trace_events_subdirs += [ 'linux-user' ]
2885 trace_events_subdirs += [ 'bsd-user' ]
2888 trace_events_subdirs += [
2897 trace_events_subdirs += [
2911 'hw/block/dataplane',
2960 if have_system or have_user
2961 trace_events_subdirs += [
2979 vhost_user = not_found
2980 if targetos == 'linux' and have_vhost_user
2981 libvhost_user = subproject('libvhost-user')
2982 vhost_user = libvhost_user.get_variable('vhost_user_dep')
2985 # NOTE: the trace/ subdirectory needs the qapi_trace_events variable
2986 # that is filled in by qapi/.
3000 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO')
3001 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO')
3004 qom_ss = qom_ss.apply(config_host, strict: false)
3005 libqom = static_library('qom', qom_ss.sources() + genh,
3006 dependencies: [qom_ss.dependencies()],
3008 qom = declare_dependency(link_whole: libqom)
3010 event_loop_base = files('event-loop-base.c')
3011 event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh,
3012 build_by_default: true)
3013 event_loop_base = declare_dependency(link_whole: event_loop_base,
3014 dependencies: [qom])
3016 stub_ss = stub_ss.apply(config_all, strict: false)
3018 util_ss.add_all(trace_ss)
3019 util_ss = util_ss.apply(config_all, strict: false)
3020 libqemuutil = static_library('qemuutil',
3021 sources: util_ss.sources() + stub_ss.sources() + genh,
3022 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman])
3023 qemuutil = declare_dependency(link_with: libqemuutil,
3024 sources: genh + version_res,
3025 dependencies: [event_loop_base])
3027 if have_system or have_user
3028 decodetree = generator(find_program('scripts/decodetree.py'),
3029 output: 'decode-@BASENAME@.c.inc',
3030 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@'])
3031 subdir('libdecnumber')
3048 if config_host_data.get('CONFIG_REPLICATION')
3049 block_ss.add(files('replication.c'))
3056 blockdev_ss.add(files(
3063 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
3064 # os-win32.c does not
3065 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
3066 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
3069 common_ss.add(files('cpus-common.c'))
3073 common_ss.add(capstone)
3074 specific_ss.add(files('cpu.c', 'disas.c', 'gdbstub.c'), capstone)
3076 # Work around a gcc bug/misfeature wherein constant propagation looks
3078 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696
3079 # to guess that a const variable is always zero. Without lto, this is
3080 # impossible, as the alias is restricted to page-vary-common.c. Indeed,
3081 # without lto, not even the alias is required -- we simply use different
3082 # declarations in different compilation units.
3083 pagevary = files('page-vary-common.c')
3084 if get_option('b_lto')
3085 pagevary_flags = ['-fno-lto']
3086 if get_option('cfi')
3087 pagevary_flags += '-fno-sanitize=cfi-icall'
3089 pagevary = static_library('page-vary-common', sources: pagevary + genh,
3090 c_args: pagevary_flags)
3091 pagevary = declare_dependency(link_with: pagevary)
3093 common_ss.add(pagevary)
3094 specific_ss.add(files('page-vary.c'))
3102 subdir('semihosting')
3109 common_user_inc = []
3111 subdir('common-user')
3113 subdir('linux-user')
3115 # needed for fuzzing binaries
3116 subdir('tests/qtest/libqos')
3117 subdir('tests/qtest/fuzz')
3120 tcg_real_module_ss = ss.source_set()
3121 tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss)
3122 specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss)
3123 target_modules += { 'accel' : { 'qtest': qtest_module_ss,
3124 'tcg': tcg_real_module_ss }}
3126 ########################
3127 # Library dependencies #
3128 ########################
3130 modinfo_collect = find_program('scripts/modinfo-collect.py')
3131 modinfo_generate = find_program('scripts/modinfo-generate.py')
3136 foreach d, list : modules
3137 foreach m, module_ss : list
3138 if enable_modules and targetos != 'windows'
3139 module_ss = module_ss.apply(config_all, strict: false)
3140 sl = static_library(d + '-' + m, [genh, module_ss.sources()],
3141 dependencies: [modulecommon, module_ss.dependencies()], pic: true)
3147 if module_ss.sources() != []
3148 # FIXME: Should use sl.extract_all_objects(recursive: true) as
3149 # input. Sources can be used multiple times but objects are
3150 # unique when it comes to lookup in compile_commands.json.
3151 # Depnds on a mesion version with
3152 # https://github.com/mesonbuild/meson/pull/8900
3153 modinfo_files += custom_target(d + '-' + m + '.modinfo',
3154 output: d + '-' + m + '.modinfo',
3155 input: module_ss.sources() + genh,
3157 command: [modinfo_collect, module_ss.sources()])
3161 block_ss.add_all(module_ss)
3163 softmmu_ss.add_all(module_ss)
3169 foreach d, list : target_modules
3170 foreach m, module_ss : list
3171 if enable_modules and targetos != 'windows'
3172 foreach target : target_dirs
3173 if target.endswith('-softmmu')
3174 config_target = config_target_mak[target]
3175 config_target += config_host
3176 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3177 c_args = ['-DNEED_CPU_H',
3178 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3179 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3180 target_module_ss = module_ss.apply(config_target, strict: false)
3181 if target_module_ss.sources() != []
3182 module_name = d + '-' + m + '-' + config_target['TARGET_NAME']
3183 sl = static_library(module_name,
3184 [genh, target_module_ss.sources()],
3185 dependencies: [modulecommon, target_module_ss.dependencies()],
3186 include_directories: target_inc,
3190 # FIXME: Should use sl.extract_all_objects(recursive: true) too.
3191 modinfo_files += custom_target(module_name + '.modinfo',
3192 output: module_name + '.modinfo',
3193 input: target_module_ss.sources() + genh,
3195 command: [modinfo_collect, '--target', target, target_module_ss.sources()])
3200 specific_ss.add_all(module_ss)
3206 foreach target : target_dirs
3207 if target.endswith('-softmmu')
3208 config_target = config_target_mak[target]
3209 config_devices_mak = target + '-config-devices.mak'
3210 modinfo_src = custom_target('modinfo-' + target + '.c',
3211 output: 'modinfo-' + target + '.c',
3212 input: modinfo_files,
3213 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'],
3216 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src)
3217 modinfo_dep = declare_dependency(link_with: modinfo_lib)
3219 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH']
3220 hw_arch[arch].add(modinfo_dep)
3225 nm = find_program('nm')
3226 undefsym = find_program('scripts/undefsym.py')
3227 block_syms = custom_target('block.syms', output: 'block.syms',
3228 input: [libqemuutil, block_mods],
3230 command: [undefsym, nm, '@INPUT@'])
3231 qemu_syms = custom_target('qemu.syms', output: 'qemu.syms',
3232 input: [libqemuutil, softmmu_mods],
3234 command: [undefsym, nm, '@INPUT@'])
3236 authz_ss = authz_ss.apply(config_host, strict: false)
3237 libauthz = static_library('authz', authz_ss.sources() + genh,
3238 dependencies: [authz_ss.dependencies()],
3240 build_by_default: false)
3242 authz = declare_dependency(link_whole: libauthz,
3245 crypto_ss = crypto_ss.apply(config_host, strict: false)
3246 libcrypto = static_library('crypto', crypto_ss.sources() + genh,
3247 dependencies: [crypto_ss.dependencies()],
3249 build_by_default: false)
3251 crypto = declare_dependency(link_whole: libcrypto,
3252 dependencies: [authz, qom])
3254 io_ss = io_ss.apply(config_host, strict: false)
3255 libio = static_library('io', io_ss.sources() + genh,
3256 dependencies: [io_ss.dependencies()],
3257 link_with: libqemuutil,
3259 build_by_default: false)
3261 io = declare_dependency(link_whole: libio, dependencies: [crypto, qom])
3263 libmigration = static_library('migration', sources: migration_files + genh,
3265 build_by_default: false)
3266 migration = declare_dependency(link_with: libmigration,
3267 dependencies: [zlib, qom, io])
3268 softmmu_ss.add(migration)
3270 block_ss = block_ss.apply(config_host, strict: false)
3271 libblock = static_library('block', block_ss.sources() + genh,
3272 dependencies: block_ss.dependencies(),
3273 link_depends: block_syms,
3275 build_by_default: false)
3277 block = declare_dependency(link_whole: [libblock],
3278 link_args: '@block.syms',
3279 dependencies: [crypto, io])
3281 blockdev_ss = blockdev_ss.apply(config_host, strict: false)
3282 libblockdev = static_library('blockdev', blockdev_ss.sources() + genh,
3283 dependencies: blockdev_ss.dependencies(),
3285 build_by_default: false)
3287 blockdev = declare_dependency(link_whole: [libblockdev],
3288 dependencies: [block, event_loop_base])
3290 qmp_ss = qmp_ss.apply(config_host, strict: false)
3291 libqmp = static_library('qmp', qmp_ss.sources() + genh,
3292 dependencies: qmp_ss.dependencies(),
3294 build_by_default: false)
3296 qmp = declare_dependency(link_whole: [libqmp])
3298 libchardev = static_library('chardev', chardev_ss.sources() + genh,
3300 dependencies: chardev_ss.dependencies(),
3301 build_by_default: false)
3303 chardev = declare_dependency(link_whole: libchardev)
3305 hwcore_ss = hwcore_ss.apply(config_host, strict: false)
3306 libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh,
3308 build_by_default: false)
3309 hwcore = declare_dependency(link_whole: libhwcore)
3310 common_ss.add(hwcore)
3316 emulator_modules = []
3317 foreach m : block_mods + softmmu_mods
3318 emulator_modules += shared_module(m.name(),
3319 build_by_default: true,
3323 install_dir: qemu_moddir)
3325 if emulator_modules.length() > 0
3326 alias_target('modules', emulator_modules)
3329 softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp)
3330 common_ss.add(qom, qemuutil)
3332 common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss])
3333 common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss)
3335 common_all = common_ss.apply(config_all, strict: false)
3336 common_all = static_library('common',
3337 build_by_default: false,
3338 sources: common_all.sources() + genh,
3339 include_directories: common_user_inc,
3340 implicit_include_directories: false,
3341 dependencies: common_all.dependencies(),
3344 feature_to_c = find_program('scripts/feature_to_c.sh')
3346 if targetos == 'darwin'
3347 entitlement = find_program('scripts/entitlement.sh')
3351 foreach target : target_dirs
3352 config_target = config_target_mak[target]
3353 target_name = config_target['TARGET_NAME']
3354 target_base_arch = config_target['TARGET_BASE_ARCH']
3355 arch_srcs = [config_target_h[target]]
3357 c_args = ['-DNEED_CPU_H',
3358 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3359 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3360 link_args = emulator_link_args
3362 config_target += config_host
3363 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3364 if targetos == 'linux'
3365 target_inc += include_directories('linux-headers', is_system: true)
3367 if target.endswith('-softmmu')
3368 qemu_target_name = 'qemu-system-' + target_name
3369 target_type='system'
3370 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false)
3371 arch_srcs += t.sources()
3372 arch_deps += t.dependencies()
3374 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch
3375 hw = hw_arch[hw_dir].apply(config_target, strict: false)
3376 arch_srcs += hw.sources()
3377 arch_deps += hw.dependencies()
3379 arch_srcs += config_devices_h[target]
3380 link_args += ['@block.syms', '@qemu.syms']
3382 abi = config_target['TARGET_ABI_DIR']
3384 target_inc += common_user_inc
3385 qemu_target_name = 'qemu-' + target_name
3386 if target_base_arch in target_user_arch
3387 t = target_user_arch[target_base_arch].apply(config_target, strict: false)
3388 arch_srcs += t.sources()
3389 arch_deps += t.dependencies()
3391 if 'CONFIG_LINUX_USER' in config_target
3392 base_dir = 'linux-user'
3394 if 'CONFIG_BSD_USER' in config_target
3395 base_dir = 'bsd-user'
3396 target_inc += include_directories('bsd-user/' / targetos)
3397 target_inc += include_directories('bsd-user/host/' / host_arch)
3398 dir = base_dir / abi
3399 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c')
3401 target_inc += include_directories(
3405 if 'CONFIG_LINUX_USER' in config_target
3406 dir = base_dir / abi
3407 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c')
3408 if config_target.has_key('TARGET_SYSTBL_ABI')
3410 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'],
3411 extra_args : config_target['TARGET_SYSTBL_ABI'])
3416 if 'TARGET_XML_FILES' in config_target
3417 gdbstub_xml = custom_target(target + '-gdbstub-xml.c',
3418 output: target + '-gdbstub-xml.c',
3419 input: files(config_target['TARGET_XML_FILES'].split()),
3420 command: [feature_to_c, '@INPUT@'],
3422 arch_srcs += gdbstub_xml
3425 t = target_arch[target_base_arch].apply(config_target, strict: false)
3426 arch_srcs += t.sources()
3427 arch_deps += t.dependencies()
3429 target_common = common_ss.apply(config_target, strict: false)
3430 objects = common_all.extract_objects(target_common.sources())
3431 deps = target_common.dependencies()
3433 target_specific = specific_ss.apply(config_target, strict: false)
3434 arch_srcs += target_specific.sources()
3435 arch_deps += target_specific.dependencies()
3437 lib = static_library('qemu-' + target,
3438 sources: arch_srcs + genh,
3439 dependencies: arch_deps,
3441 include_directories: target_inc,
3443 build_by_default: false,
3446 if target.endswith('-softmmu')
3448 'name': 'qemu-system-' + target_name,
3449 'win_subsystem': 'console',
3450 'sources': files('softmmu/main.c'),
3453 if targetos == 'windows' and (sdl.found() or gtk.found())
3455 'name': 'qemu-system-' + target_name + 'w',
3456 'win_subsystem': 'windows',
3457 'sources': files('softmmu/main.c'),
3461 if get_option('fuzzing')
3462 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false)
3464 'name': 'qemu-fuzz-' + target_name,
3465 'win_subsystem': 'console',
3466 'sources': specific_fuzz.sources(),
3467 'dependencies': specific_fuzz.dependencies(),
3472 'name': 'qemu-' + target_name,
3473 'win_subsystem': 'console',
3479 exe_name = exe['name']
3480 if targetos == 'darwin'
3481 exe_name += '-unsigned'
3484 emulator = executable(exe_name, exe['sources'],
3487 dependencies: arch_deps + deps + exe['dependencies'],
3488 objects: lib.extract_all_objects(recursive: true),
3489 link_language: link_language,
3490 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
3491 link_args: link_args,
3492 win_subsystem: exe['win_subsystem'])
3494 if targetos == 'darwin'
3495 icon = 'pc-bios/qemu.rsrc'
3496 build_input = [emulator, files(icon)]
3498 get_option('bindir') / exe_name,
3499 meson.current_source_dir() / icon
3501 if 'CONFIG_HVF' in config_target
3502 entitlements = 'accel/hvf/entitlements.plist'
3503 build_input += files(entitlements)
3504 install_input += meson.current_source_dir() / entitlements
3507 emulators += {exe['name'] : custom_target(exe['name'],
3509 output: exe['name'],
3510 command: [entitlement, '@OUTPUT@', '@INPUT@'])
3513 meson.add_install_script(entitlement, '--install',
3514 get_option('bindir') / exe['name'],
3517 emulators += {exe['name']: emulator}
3522 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false},
3523 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true},
3524 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
3525 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
3527 custom_target(exe['name'] + stp['ext'],
3528 input: trace_events_all,
3529 output: exe['name'] + stp['ext'],
3530 install: stp['install'],
3531 install_dir: get_option('datadir') / 'systemtap/tapset',
3533 tracetool, '--group=all', '--format=' + stp['fmt'],
3534 '--binary=' + stp['bin'],
3535 '--target-name=' + target_name,
3536 '--target-type=' + target_type,
3537 '--probe-prefix=qemu.' + target_type + '.' + target_name,
3538 '@INPUT@', '@OUTPUT@'
3540 depend_files: tracetool_depends)
3546 # Other build targets
3548 if 'CONFIG_PLUGIN' in config_host
3549 install_headers('include/qemu/qemu-plugin.h')
3554 # Don't build qemu-keymap if xkbcommon is not explicitly enabled
3555 # when we don't build tools or system
3556 if xkbcommon.found()
3557 # used for the update-keymaps target, so include rules even if !have_tools
3558 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh,
3559 dependencies: [qemuutil, xkbcommon], install: have_tools)
3563 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
3564 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)
3565 qemu_io = executable('qemu-io', files('qemu-io.c'),
3566 dependencies: [block, qemuutil], install: true)
3567 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'),
3568 dependencies: [blockdev, qemuutil, gnutls, selinux],
3571 subdir('storage-daemon')
3572 subdir('contrib/rdmacm-mux')
3573 subdir('contrib/elf2dmp')
3575 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'),
3576 dependencies: qemuutil,
3580 subdir('contrib/vhost-user-blk')
3581 subdir('contrib/vhost-user-gpu')
3582 subdir('contrib/vhost-user-input')
3583 subdir('contrib/vhost-user-scsi')
3586 if targetos == 'linux'
3587 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'),
3588 dependencies: [qemuutil, libcap_ng],
3590 install_dir: get_option('libexecdir'))
3592 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'),
3593 dependencies: [authz, crypto, io, qom, qemuutil,
3594 libcap_ng, mpathpersist],
3599 subdir('contrib/ivshmem-client')
3600 subdir('contrib/ivshmem-server')
3613 if host_machine.system() == 'windows'
3615 find_program('scripts/nsis.py'),
3617 get_option('prefix'),
3618 meson.current_source_dir(),
3621 '-DDISPLAYVERSION=' + meson.project_version(),
3624 nsis_cmd += '-DCONFIG_DOCUMENTATION=y'
3627 nsis_cmd += '-DCONFIG_GTK=y'
3630 nsis = custom_target('nsis',
3631 output: 'qemu-setup-' + meson.project_version() + '.exe',
3632 input: files('qemu.nsi'),
3633 build_always_stale: true,
3634 command: nsis_cmd + ['@INPUT@'])
3635 alias_target('installer', nsis)
3638 #########################
3639 # Configuration summary #
3640 #########################
3644 summary_info += {'Install prefix': get_option('prefix')}
3645 summary_info += {'BIOS directory': qemu_datadir}
3646 summary_info += {'firmware path': get_option('prefix') / get_option('qemu_firmwarepath')}
3647 summary_info += {'binary directory': get_option('prefix') / get_option('bindir')}
3648 summary_info += {'library directory': get_option('prefix') / get_option('libdir')}
3649 summary_info += {'module directory': qemu_moddir}
3650 summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')}
3651 summary_info += {'include directory': get_option('prefix') / get_option('includedir')}
3652 summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')}
3653 if targetos != 'windows'
3654 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')}
3655 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')}
3657 summary_info += {'local state directory': 'queried at runtime'}
3659 summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')}
3660 summary_info += {'Build directory': meson.current_build_dir()}
3661 summary_info += {'Source path': meson.current_source_dir()}
3662 summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']}
3663 summary(summary_info, bool_yn: true, section: 'Directories')
3667 summary_info += {'git': config_host['GIT']}
3668 summary_info += {'make': config_host['MAKE']}
3669 summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
3670 summary_info += {'sphinx-build': sphinx_build}
3671 if config_host.has_key('HAVE_GDB_BIN')
3672 summary_info += {'gdb': config_host['HAVE_GDB_BIN']}
3674 summary_info += {'iasl': iasl}
3675 summary_info += {'genisoimage': config_host['GENISOIMAGE']}
3676 if targetos == 'windows' and have_ga
3677 summary_info += {'wixl': wixl}
3679 if slirp_opt != 'disabled' and have_system
3680 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false}
3682 summary(summary_info, bool_yn: true, section: 'Host binaries')
3684 # Configurable features
3686 summary_info += {'Documentation': build_docs}
3687 summary_info += {'system-mode emulation': have_system}
3688 summary_info += {'user-mode emulation': have_user}
3689 summary_info += {'block layer': have_block}
3690 summary_info += {'Install blobs': get_option('install_blobs')}
3691 summary_info += {'module support': config_host.has_key('CONFIG_MODULES')}
3692 if config_host.has_key('CONFIG_MODULES')
3693 summary_info += {'alternative module path': get_option('module_upgrades')}
3695 summary_info += {'fuzzing support': get_option('fuzzing')}
3697 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)}
3699 summary_info += {'Trace backends': ','.join(get_option('trace_backends'))}
3700 if 'simple' in get_option('trace_backends')
3701 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'}
3703 summary_info += {'D-Bus display': dbus_display}
3704 summary_info += {'QOM debugging': get_option('qom_cast_debug')}
3705 summary_info += {'vhost-kernel support': have_vhost_kernel}
3706 summary_info += {'vhost-net support': have_vhost_net}
3707 summary_info += {'vhost-user support': have_vhost_user}
3708 summary_info += {'vhost-user-crypto support': have_vhost_user_crypto}
3709 summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server}
3710 summary_info += {'vhost-vdpa support': have_vhost_vdpa}
3711 summary_info += {'build guest agent': have_ga}
3712 summary(summary_info, bool_yn: true, section: 'Configurable features')
3714 # Compilation information
3716 summary_info += {'host CPU': cpu}
3717 summary_info += {'host endianness': build_machine.endian()}
3718 summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())}
3719 summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())}
3720 if link_language == 'cpp'
3721 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())}
3723 summary_info += {'C++ compiler': false}
3725 if targetos == 'darwin'
3726 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())}
3728 summary_info += {'CFLAGS': ' '.join(get_option('c_args')
3729 + ['-O' + get_option('optimization')]
3730 + (get_option('debug') ? ['-g'] : []))}
3731 if link_language == 'cpp'
3732 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args')
3733 + ['-O' + get_option('optimization')]
3734 + (get_option('debug') ? ['-g'] : []))}
3736 if targetos == 'darwin'
3737 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args')
3738 + ['-O' + get_option('optimization')]
3739 + (get_option('debug') ? ['-g'] : []))}
3741 link_args = get_option(link_language + '_link_args')
3742 if link_args.length() > 0
3743 summary_info += {'LDFLAGS': ' '.join(link_args)}
3745 summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)}
3746 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)}
3747 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)}
3748 summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)}
3749 summary_info += {'profiler': get_option('profiler')}
3750 summary_info += {'link-time optimization (LTO)': get_option('b_lto')}
3751 summary_info += {'PIE': get_option('b_pie')}
3752 summary_info += {'static build': config_host.has_key('CONFIG_STATIC')}
3753 summary_info += {'malloc trim support': has_malloc_trim}
3754 summary_info += {'membarrier': have_membarrier}
3755 summary_info += {'debug stack usage': get_option('debug_stack_usage')}
3756 summary_info += {'mutex debugging': get_option('debug_mutex')}
3757 summary_info += {'memory allocator': get_option('malloc')}
3758 summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')}
3759 summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')}
3760 summary_info += {'gprof enabled': get_option('gprof')}
3761 summary_info += {'gcov': get_option('b_coverage')}
3762 summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')}
3763 summary_info += {'CFI support': get_option('cfi')}
3764 if get_option('cfi')
3765 summary_info += {'CFI debug support': get_option('cfi_debug')}
3767 summary_info += {'strip binaries': get_option('strip')}
3768 summary_info += {'sparse': sparse}
3769 summary_info += {'mingw32 support': targetos == 'windows'}
3771 # snarf the cross-compilation information for tests
3772 foreach target: target_dirs
3773 tcg_mak = meson.current_build_dir() / 'tests/tcg' / 'config-' + target + '.mak'
3774 if fs.exists(tcg_mak)
3775 config_cross_tcg = keyval.load(tcg_mak)
3776 target = config_cross_tcg['TARGET_NAME']
3778 if 'CC' in config_cross_tcg
3779 summary_info += {target + ' tests': config_cross_tcg['CC']}
3784 summary(summary_info, bool_yn: true, section: 'Compilation')
3786 # Targets and accelerators
3789 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')}
3790 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')}
3791 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')}
3792 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')}
3793 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')}
3794 summary_info += {'Xen support': xen.found()}
3796 summary_info += {'xen ctrl version': xen.version()}
3799 summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')}
3800 if config_all.has_key('CONFIG_TCG')
3801 if get_option('tcg_interpreter')
3802 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'}
3804 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)}
3806 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')}
3807 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')}
3809 summary_info += {'target list': ' '.join(target_dirs)}
3811 summary_info += {'default devices': get_option('default_devices')}
3812 summary_info += {'out of process emulation': multiprocess_allowed}
3813 summary_info += {'vfio-user server': vfio_user_server_allowed}
3815 summary(summary_info, bool_yn: true, section: 'Targets and accelerators')
3819 summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']}
3820 summary_info += {'coroutine pool': have_coroutine_pool}
3822 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')}
3823 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')}
3824 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')}
3825 summary_info += {'VirtFS support': have_virtfs}
3826 summary_info += {'build virtiofs daemon': have_virtiofsd}
3827 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')}
3828 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')}
3829 summary_info += {'bochs support': get_option('bochs').allowed()}
3830 summary_info += {'cloop support': get_option('cloop').allowed()}
3831 summary_info += {'dmg support': get_option('dmg').allowed()}
3832 summary_info += {'qcow v1 support': get_option('qcow1').allowed()}
3833 summary_info += {'vdi support': get_option('vdi').allowed()}
3834 summary_info += {'vvfat support': get_option('vvfat').allowed()}
3835 summary_info += {'qed support': get_option('qed').allowed()}
3836 summary_info += {'parallels support': get_option('parallels').allowed()}
3837 summary_info += {'FUSE exports': fuse}
3839 summary(summary_info, bool_yn: true, section: 'Block layer support')
3843 summary_info += {'TLS priority': get_option('tls_priority')}
3844 summary_info += {'GNUTLS support': gnutls}
3846 summary_info += {' GNUTLS crypto': gnutls_crypto.found()}
3848 summary_info += {'libgcrypt': gcrypt}
3849 summary_info += {'nettle': nettle}
3851 summary_info += {' XTS': xts != 'private'}
3853 summary_info += {'AF_ALG support': have_afalg}
3854 summary_info += {'rng-none': get_option('rng_none')}
3855 summary_info += {'Linux keyring': have_keyring}
3856 summary(summary_info, bool_yn: true, section: 'Crypto')
3860 if targetos == 'darwin'
3861 summary_info += {'Cocoa support': cocoa}
3862 summary_info += {'vmnet.framework support': vmnet}
3864 summary_info += {'SDL support': sdl}
3865 summary_info += {'SDL image support': sdl_image}
3866 summary_info += {'GTK support': gtk}
3867 summary_info += {'pixman': pixman}
3868 summary_info += {'VTE support': vte}
3869 summary_info += {'slirp support': slirp_opt == 'internal' ? slirp_opt : slirp}
3870 summary_info += {'libtasn1': tasn1}
3871 summary_info += {'PAM': pam}
3872 summary_info += {'iconv support': iconv}
3873 summary_info += {'curses support': curses}
3874 summary_info += {'virgl support': virgl}
3875 summary_info += {'curl support': curl}
3876 summary_info += {'Multipath support': mpathpersist}
3877 summary_info += {'PNG support': png}
3878 summary_info += {'VNC support': vnc}
3880 summary_info += {'VNC SASL support': sasl}
3881 summary_info += {'VNC JPEG support': jpeg}
3883 if targetos not in ['darwin', 'haiku', 'windows']
3884 summary_info += {'OSS support': oss}
3885 elif targetos == 'darwin'
3886 summary_info += {'CoreAudio support': coreaudio}
3887 elif targetos == 'windows'
3888 summary_info += {'DirectSound support': dsound}
3890 if targetos == 'linux'
3891 summary_info += {'ALSA support': alsa}
3892 summary_info += {'PulseAudio support': pulse}
3894 summary_info += {'JACK support': jack}
3895 summary_info += {'brlapi support': brlapi}
3896 summary_info += {'vde support': vde}
3897 summary_info += {'netmap support': have_netmap}
3898 summary_info += {'l2tpv3 support': have_l2tpv3}
3899 summary_info += {'Linux AIO support': libaio}
3900 summary_info += {'Linux io_uring support': linux_io_uring}
3901 summary_info += {'ATTR/XATTR support': libattr}
3902 summary_info += {'RDMA support': rdma}
3903 summary_info += {'PVRDMA support': have_pvrdma}
3904 summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt}
3905 summary_info += {'libcap-ng support': libcap_ng}
3906 summary_info += {'bpf support': libbpf}
3907 summary_info += {'spice protocol support': spice_protocol}
3908 if spice_protocol.found()
3909 summary_info += {' spice server support': spice}
3911 summary_info += {'rbd support': rbd}
3912 summary_info += {'smartcard support': cacard}
3913 summary_info += {'U2F support': u2f}
3914 summary_info += {'libusb': libusb}
3915 summary_info += {'usb net redir': usbredir}
3916 summary_info += {'OpenGL support (epoxy)': opengl}
3917 summary_info += {'GBM': gbm}
3918 summary_info += {'libiscsi support': libiscsi}
3919 summary_info += {'libnfs support': libnfs}
3920 if targetos == 'windows'
3922 summary_info += {'QGA VSS support': have_qga_vss}
3925 summary_info += {'seccomp support': seccomp}
3926 summary_info += {'GlusterFS support': glusterfs}
3927 summary_info += {'TPM support': have_tpm}
3928 summary_info += {'libssh support': libssh}
3929 summary_info += {'lzo support': lzo}
3930 summary_info += {'snappy support': snappy}
3931 summary_info += {'bzip2 support': libbzip2}
3932 summary_info += {'lzfse support': liblzfse}
3933 summary_info += {'zstd support': zstd}
3934 summary_info += {'NUMA host support': numa}
3935 summary_info += {'capstone': capstone}
3936 summary_info += {'libpmem support': libpmem}
3937 summary_info += {'libdaxctl support': libdaxctl}
3938 summary_info += {'libudev': libudev}
3939 # Dummy dependency, keep .found()
3940 summary_info += {'FUSE lseek': fuse_lseek.found()}
3941 summary_info += {'selinux': selinux}
3942 summary(summary_info, bool_yn: true, section: 'Dependencies')
3944 if not supported_cpus.contains(cpu)
3946 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!')
3948 message('CPU host architecture ' + cpu + ' support is not currently maintained.')
3949 message('The QEMU project intends to remove support for this host CPU in')
3950 message('a future release if nobody volunteers to maintain it and to')
3951 message('provide a build host for our continuous integration setup.')
3952 message('configure has succeeded and you can continue to build, but')
3953 message('if you care about QEMU on this platform you should contact')
3954 message('us upstream at qemu-devel@nongnu.org.')
3957 if not supported_oses.contains(targetos)
3959 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!')
3961 message('Host OS ' + targetos + 'support is not currently maintained.')
3962 message('The QEMU project intends to remove support for this host OS in')
3963 message('a future release if nobody volunteers to maintain it and to')
3964 message('provide a build host for our continuous integration setup.')
3965 message('configure has succeeded and you can continue to build, but')
3966 message('if you care about QEMU on this platform you should contact')
3967 message('us upstream at qemu-devel@nongnu.org.')