1 project('qemu', ['c'], meson_version: '>=0.59.3',
2 default_options: ['warning_level=1', 'c_std=gnu11', 'cpp_std=gnu++11', 'b_colorout=auto',
3 'b_staticpic=false', 'stdsplit=false', 'optimization=2', 'b_pie=true'],
4 version: files('VERSION'))
6 add_test_setup('quick', exclude_suites: ['slow', 'thorough'], is_default: true)
7 add_test_setup('slow', exclude_suites: ['thorough'], env: ['G_TEST_SLOW=1', 'SPEED=slow'])
8 add_test_setup('thorough', env: ['G_TEST_SLOW=1', 'SPEED=thorough'])
10 not_found = dependency('', required: false)
11 keyval = import('keyval')
12 ss = import('sourceset')
15 sh = find_program('sh')
16 cc = meson.get_compiler('c')
17 config_host = keyval.load(meson.current_build_dir() / 'config-host.mak')
18 enable_modules = 'CONFIG_MODULES' in config_host
19 enable_static = 'CONFIG_STATIC' in config_host
21 # Allow both shared and static libraries unless --enable-static
22 static_kwargs = enable_static ? {'static': true} : {}
24 # Temporary directory used for files created while
25 # configure runs. Since it is in the build directory
26 # we can safely blow away any previous version of it
27 # (and we need not jump through hoops to try to delete
28 # it when configure exits.)
29 tmpdir = meson.current_build_dir() / 'meson-private/temp'
31 if get_option('qemu_suffix').startswith('/')
32 error('qemu_suffix cannot start with a /')
35 qemu_confdir = get_option('sysconfdir') / get_option('qemu_suffix')
36 qemu_datadir = get_option('datadir') / get_option('qemu_suffix')
37 qemu_docdir = get_option('docdir') / get_option('qemu_suffix')
38 qemu_moddir = get_option('libdir') / get_option('qemu_suffix')
40 qemu_desktopdir = get_option('datadir') / 'applications'
41 qemu_icondir = get_option('datadir') / 'icons'
43 config_host_data = configuration_data()
45 qapi_trace_events = []
47 bsd_oses = ['gnu/kfreebsd', 'freebsd', 'netbsd', 'openbsd', 'dragonfly', 'darwin']
48 supported_oses = ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', 'sunos', 'linux']
49 supported_cpus = ['ppc', 'ppc64', 's390x', 'riscv', 'x86', 'x86_64',
50 'arm', 'aarch64', 'loongarch64', 'mips', 'mips64', 'sparc', 'sparc64']
52 cpu = host_machine.cpu_family()
54 # Unify riscv* to a single family.
55 if cpu in ['riscv32', 'riscv64']
59 targetos = host_machine.system()
61 target_dirs = config_host['TARGET_DIRS'].split()
62 have_linux_user = false
65 foreach target : target_dirs
66 have_linux_user = have_linux_user or target.endswith('linux-user')
67 have_bsd_user = have_bsd_user or target.endswith('bsd-user')
68 have_system = have_system or target.endswith('-softmmu')
70 have_user = have_linux_user or have_bsd_user
71 have_tools = get_option('tools') \
72 .disable_auto_if(not have_system) \
74 have_ga = get_option('guest_agent') \
75 .disable_auto_if(not have_system and not have_tools) \
76 .require(targetos in ['sunos', 'linux', 'windows'],
77 error_message: 'unsupported OS for QEMU guest agent') \
79 have_block = have_system or have_tools
81 python = import('python').find_installation()
83 if cpu not in supported_cpus
93 if cpu in ['x86', 'x86_64']
94 kvm_targets = ['i386-softmmu', 'x86_64-softmmu']
96 kvm_targets = ['aarch64-softmmu']
98 kvm_targets = ['s390x-softmmu']
99 elif cpu in ['ppc', 'ppc64']
100 kvm_targets = ['ppc-softmmu', 'ppc64-softmmu']
101 elif cpu in ['mips', 'mips64']
102 kvm_targets = ['mips-softmmu', 'mipsel-softmmu', 'mips64-softmmu', 'mips64el-softmmu']
103 elif cpu in ['riscv']
104 kvm_targets = ['riscv32-softmmu', 'riscv64-softmmu']
110 if get_option('kvm').allowed() and targetos == 'linux'
111 kvm_targets_c = '"' + '" ,"'.join(kvm_targets) + '"'
113 config_host_data.set('CONFIG_KVM_TARGETS', kvm_targets_c)
115 accelerator_targets = { 'CONFIG_KVM': kvm_targets }
117 if cpu in ['aarch64']
118 accelerator_targets += {
119 'CONFIG_HVF': ['aarch64-softmmu']
123 if cpu in ['x86', 'x86_64', 'arm', 'aarch64']
124 # i386 emulator provides xenpv machine type for multiple architectures
125 accelerator_targets += {
126 'CONFIG_XEN': ['i386-softmmu', 'x86_64-softmmu'],
129 if cpu in ['x86', 'x86_64']
130 accelerator_targets += {
131 'CONFIG_HAX': ['i386-softmmu', 'x86_64-softmmu'],
132 'CONFIG_HVF': ['x86_64-softmmu'],
133 'CONFIG_NVMM': ['i386-softmmu', 'x86_64-softmmu'],
134 'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'],
139 # Darwin does not support references to thread-local variables in modules
140 if targetos != 'darwin'
141 modular_tcg = ['i386-softmmu', 'x86_64-softmmu']
144 edk2_targets = [ 'arm-softmmu', 'aarch64-softmmu', 'i386-softmmu', 'x86_64-softmmu' ]
145 unpack_edk2_blobs = false
146 foreach target : edk2_targets
147 if target in target_dirs
148 bzip2 = find_program('bzip2', required: get_option('install_blobs'))
149 unpack_edk2_blobs = bzip2.found()
156 if 'dtrace' in get_option('trace_backends')
157 dtrace = find_program('dtrace', required: true)
158 stap = find_program('stap', required: false)
160 # Workaround to avoid dtrace(1) producing a file with 'hidden' symbol
161 # visibility. Define STAP_SDT_V2 to produce 'default' symbol visibility
162 # instead. QEMU --enable-modules depends on this because the SystemTap
163 # semaphores are linked into the main binary and not the module's shared
165 add_global_arguments('-DSTAP_SDT_V2',
166 native: false, language: ['c', 'cpp', 'objc'])
170 if get_option('iasl') == ''
171 iasl = find_program('iasl', required: false)
173 iasl = find_program(get_option('iasl'), required: true)
180 qemu_cflags = config_host['QEMU_CFLAGS'].split()
181 qemu_cxxflags = config_host['QEMU_CXXFLAGS'].split()
182 qemu_objcflags = config_host['QEMU_OBJCFLAGS'].split()
183 qemu_ldflags = config_host['QEMU_LDFLAGS'].split()
185 if targetos == 'windows'
186 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--no-seh', '-Wl,--nxcompat')
187 # Disable ASLR for debug builds to allow debugging with gdb
188 if get_option('optimization') == '0'
189 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--dynamicbase')
193 if get_option('gprof')
194 qemu_cflags += ['-p']
195 qemu_cxxflags += ['-p']
196 qemu_objcflags += ['-p']
197 qemu_ldflags += ['-p']
200 # Specify linker-script with add_project_link_arguments so that it is not placed
201 # within a linker --start-group/--end-group pair
202 if get_option('fuzzing')
203 add_project_link_arguments(['-Wl,-T,',
204 (meson.current_source_dir() / 'tests/qtest/fuzz/fork_fuzz.ld')],
205 native: false, language: ['c', 'cpp', 'objc'])
207 # Specify a filter to only instrument code that is directly related to
209 configure_file(output: 'instrumentation-filter',
210 input: 'scripts/oss-fuzz/instrumentation-filter-template',
212 add_global_arguments(
213 cc.get_supported_arguments('-fsanitize-coverage-allowlist=instrumentation-filter'),
214 native: false, language: ['c', 'cpp', 'objc'])
216 if get_option('fuzzing_engine') == ''
217 # Add CFLAGS to tell clang to add fuzzer-related instrumentation to all the
218 # compiled code. To build non-fuzzer binaries with --enable-fuzzing, link
219 # everything with fsanitize=fuzzer-no-link. Otherwise, the linker will be
220 # unable to bind the fuzzer-related callbacks added by instrumentation.
221 add_global_arguments('-fsanitize=fuzzer-no-link',
222 native: false, language: ['c', 'cpp', 'objc'])
223 add_global_link_arguments('-fsanitize=fuzzer-no-link',
224 native: false, language: ['c', 'cpp', 'objc'])
225 # For the actual fuzzer binaries, we need to link against the libfuzzer
226 # library. They need to be configurable, to support OSS-Fuzz
227 fuzz_exe_ldflags = ['-fsanitize=fuzzer']
229 # LIB_FUZZING_ENGINE was set; assume we are running on OSS-Fuzz, and
230 # the needed CFLAGS have already been provided
231 fuzz_exe_ldflags = get_option('fuzzing_engine').split()
235 add_global_arguments(qemu_cflags, native: false, language: ['c'])
236 add_global_arguments(qemu_cxxflags, native: false, language: ['cpp'])
237 add_global_arguments(qemu_objcflags, native: false, language: ['objc'])
238 add_global_link_arguments(qemu_ldflags, native: false, language: ['c', 'cpp', 'objc'])
240 if targetos == 'linux'
241 add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers',
242 '-isystem', 'linux-headers',
243 language: ['c', 'cpp'])
246 add_project_arguments('-iquote', '.',
247 '-iquote', meson.current_source_dir(),
248 '-iquote', meson.current_source_dir() / 'include',
249 '-iquote', meson.current_source_dir() / 'disas/libvixl',
250 language: ['c', 'cpp', 'objc'])
252 link_language = meson.get_external_property('link_language', 'cpp')
253 if link_language == 'cpp'
254 add_languages('cpp', required: true, native: false)
255 cxx = meson.get_compiler('cpp')
260 if host_machine.system() == 'darwin'
261 add_languages('objc', required: false, native: false)
264 sparse = find_program('cgcc', required: get_option('sparse'))
267 command: [find_program('scripts/check_sparse.py'),
268 'compile_commands.json', sparse.full_path(), '-Wbitwise',
269 '-Wno-transparent-union', '-Wno-old-initializer',
270 '-Wno-non-pointer-null'])
273 ###########################################
274 # Target-specific checks and dependencies #
275 ###########################################
278 if get_option('fuzzing') and get_option('fuzzing_engine') == '' and \
281 #include <sys/types.h>
282 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
283 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
285 args: ['-Werror', '-fsanitize=fuzzer'])
286 error('Your compiler does not support -fsanitize=fuzzer')
290 if 'ftrace' in get_option('trace_backends') and targetos != 'linux'
291 error('ftrace is supported only on Linux')
293 if 'syslog' in get_option('trace_backends') and not cc.compiles('''
296 openlog("qemu", LOG_PID, LOG_DAEMON);
297 syslog(LOG_INFO, "configure");
300 error('syslog is not supported on this system')
303 # Miscellaneous Linux-only features
304 get_option('mpath') \
305 .require(targetos == 'linux', error_message: 'Multipath is supported only on Linux')
307 multiprocess_allowed = get_option('multiprocess') \
308 .require(targetos == 'linux', error_message: 'Multiprocess QEMU is supported only on Linux') \
311 have_tpm = get_option('tpm') \
312 .require(targetos != 'windows', error_message: 'TPM emulation only available on POSIX systems') \
316 have_vhost_user = get_option('vhost_user') \
317 .disable_auto_if(targetos != 'linux') \
318 .require(targetos != 'windows',
319 error_message: 'vhost-user is not available on Windows').allowed()
320 have_vhost_vdpa = get_option('vhost_vdpa') \
321 .require(targetos == 'linux',
322 error_message: 'vhost-vdpa is only available on Linux').allowed()
323 have_vhost_kernel = get_option('vhost_kernel') \
324 .require(targetos == 'linux',
325 error_message: 'vhost-kernel is only available on Linux').allowed()
326 have_vhost_user_crypto = get_option('vhost_crypto') \
327 .require(have_vhost_user,
328 error_message: 'vhost-crypto requires vhost-user to be enabled').allowed()
330 have_vhost = have_vhost_user or have_vhost_vdpa or have_vhost_kernel
332 have_vhost_net_user = have_vhost_user and get_option('vhost_net').allowed()
333 have_vhost_net_vdpa = have_vhost_vdpa and get_option('vhost_net').allowed()
334 have_vhost_net_kernel = have_vhost_kernel and get_option('vhost_net').allowed()
335 have_vhost_net = have_vhost_net_kernel or have_vhost_net_user or have_vhost_net_vdpa
337 # Target-specific libraries and flags
338 libm = cc.find_library('m', required: false)
339 threads = dependency('threads')
340 util = cc.find_library('util', required: false)
346 emulator_link_args = []
352 if targetos == 'windows'
353 midl = find_program('midl', required: false)
354 widl = find_program('widl', required: false)
355 socket = cc.find_library('ws2_32')
356 winmm = cc.find_library('winmm')
358 win = import('windows')
359 version_res = win.compile_resources('version.rc',
360 depend_files: files('pc-bios/qemu-nsis.ico'),
361 include_directories: include_directories('.'))
363 elif targetos == 'darwin'
364 coref = dependency('appleframeworks', modules: 'CoreFoundation')
365 iokit = dependency('appleframeworks', modules: 'IOKit', required: false)
366 host_dsosuf = '.dylib'
367 elif targetos == 'sunos'
368 socket = [cc.find_library('socket'),
369 cc.find_library('nsl'),
370 cc.find_library('resolv')]
371 elif targetos == 'haiku'
372 socket = [cc.find_library('posix_error_mapper'),
373 cc.find_library('network'),
374 cc.find_library('bsd')]
375 elif targetos == 'openbsd'
376 if get_option('tcg').allowed() and target_dirs.length() > 0
377 # Disable OpenBSD W^X if available
378 emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded')
382 # Target-specific configuration of accelerators
384 if get_option('kvm').allowed() and targetos == 'linux'
385 accelerators += 'CONFIG_KVM'
387 if get_option('whpx').allowed() and targetos == 'windows'
388 if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64'
389 error('WHPX requires 64-bit host')
390 elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \
391 cc.has_header('WinHvEmulation.h', required: get_option('whpx'))
392 accelerators += 'CONFIG_WHPX'
395 if get_option('hvf').allowed()
396 hvf = dependency('appleframeworks', modules: 'Hypervisor',
397 required: get_option('hvf'))
399 accelerators += 'CONFIG_HVF'
402 if get_option('hax').allowed()
403 if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd']
404 accelerators += 'CONFIG_HAX'
407 if targetos == 'netbsd'
408 nvmm = cc.find_library('nvmm', required: get_option('nvmm'))
410 accelerators += 'CONFIG_NVMM'
415 if get_option('tcg').allowed()
416 if host_arch == 'unknown'
417 if get_option('tcg_interpreter')
418 warning('Unsupported CPU @0@, will use TCG with TCI (slow)'.format(cpu))
420 error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu))
422 elif get_option('tcg_interpreter')
423 warning('Use of the TCG interpreter is not recommended on this host')
424 warning('architecture. There is a native TCG execution backend available')
425 warning('which provides substantially better performance and reliability.')
426 warning('It is strongly recommended to remove the --enable-tcg-interpreter')
427 warning('configuration option on this architecture to use the native')
430 if get_option('tcg_interpreter')
432 elif host_arch == 'sparc64'
434 elif host_arch == 'x86_64'
436 elif host_arch == 'ppc64'
439 add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch,
440 language: ['c', 'cpp', 'objc'])
442 accelerators += 'CONFIG_TCG'
443 config_host += { 'CONFIG_TCG': 'y' }
446 if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled()
447 error('KVM not available on this platform')
449 if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled()
450 error('HVF not available on this platform')
452 if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled()
453 error('NVMM not available on this platform')
455 if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled()
456 error('WHPX not available on this platform')
463 # The path to glib.h is added to all compilation commands. This was
464 # grandfathered in from the QEMU Makefiles.
465 add_project_arguments(config_host['GLIB_CFLAGS'].split(),
466 native: false, language: ['c', 'cpp', 'objc'])
467 glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(),
468 link_args: config_host['GLIB_LIBS'].split(),
469 version: config_host['GLIB_VERSION'])
470 # override glib dep with the configure results (for subprojects)
471 meson.override_dependency('glib-2.0', glib)
474 gdbus_codegen = not_found
475 if not get_option('gio').auto() or have_system
476 gio = dependency('gio-2.0', required: get_option('gio'),
477 method: 'pkg-config', kwargs: static_kwargs)
478 if gio.found() and not cc.links('''
482 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0);
484 }''', dependencies: [glib, gio])
485 if get_option('gio').enabled()
486 error('The installed libgio is broken for static linking')
491 gdbus_codegen = find_program(gio.get_variable('gdbus_codegen'),
492 required: get_option('gio'))
493 gio_unix = dependency('gio-unix-2.0', required: get_option('gio'),
494 method: 'pkg-config', kwargs: static_kwargs)
495 gio = declare_dependency(dependencies: [gio, gio_unix],
496 version: gio.version())
501 if 'ust' in get_option('trace_backends')
502 lttng = dependency('lttng-ust', required: true, version: '>= 2.1',
503 method: 'pkg-config', kwargs: static_kwargs)
506 if have_system or have_tools
507 pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8',
508 method: 'pkg-config', kwargs: static_kwargs)
510 zlib = dependency('zlib', required: true, kwargs: static_kwargs)
513 if not get_option('linux_aio').auto() or have_block
514 libaio = cc.find_library('aio', has_headers: ['libaio.h'],
515 required: get_option('linux_aio'),
516 kwargs: static_kwargs)
518 linux_io_uring = not_found
519 if not get_option('linux_io_uring').auto() or have_block
520 linux_io_uring = dependency('liburing', version: '>=0.3',
521 required: get_option('linux_io_uring'),
522 method: 'pkg-config', kwargs: static_kwargs)
525 if not get_option('libnfs').auto() or have_block
526 libnfs = dependency('libnfs', version: '>=1.9.3',
527 required: get_option('libnfs'),
528 method: 'pkg-config', kwargs: static_kwargs)
533 #include <sys/types.h>
534 #ifdef CONFIG_LIBATTR
535 #include <attr/xattr.h>
537 #include <sys/xattr.h>
539 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }'''
542 have_old_libattr = false
543 if get_option('attr').allowed()
544 if cc.links(libattr_test)
545 libattr = declare_dependency()
547 libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'],
548 required: get_option('attr'),
549 kwargs: static_kwargs)
550 if libattr.found() and not \
551 cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR')
553 if get_option('attr').enabled()
554 error('could not link libattr')
556 warning('could not link libattr, disabling')
559 have_old_libattr = libattr.found()
564 cocoa = dependency('appleframeworks', modules: 'Cocoa', required: get_option('cocoa'))
565 if cocoa.found() and get_option('sdl').enabled()
566 error('Cocoa and SDL cannot be enabled at the same time')
568 if cocoa.found() and get_option('gtk').enabled()
569 error('Cocoa and GTK+ cannot be enabled at the same time')
573 if not get_option('seccomp').auto() or have_system or have_tools
574 seccomp = dependency('libseccomp', version: '>=2.3.0',
575 required: get_option('seccomp'),
576 method: 'pkg-config', kwargs: static_kwargs)
579 libcap_ng = not_found
580 if not get_option('cap_ng').auto() or have_system or have_tools
581 libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'],
582 required: get_option('cap_ng'),
583 kwargs: static_kwargs)
585 if libcap_ng.found() and not cc.links('''
589 capng_capability_to_name(CAPNG_EFFECTIVE);
591 }''', dependencies: libcap_ng)
592 libcap_ng = not_found
593 if get_option('cap_ng').enabled()
594 error('could not link libcap-ng')
596 warning('could not link libcap-ng, disabling')
600 if get_option('xkbcommon').auto() and not have_system and not have_tools
601 xkbcommon = not_found
603 xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'),
604 method: 'pkg-config', kwargs: static_kwargs)
608 if not get_option('vde').auto() or have_system or have_tools
609 vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'],
610 required: get_option('vde'),
611 kwargs: static_kwargs)
613 if vde.found() and not cc.links('''
614 #include <libvdeplug.h>
617 struct vde_open_args a = {0, 0, 0};
621 }''', dependencies: vde)
623 if get_option('cap_ng').enabled()
624 error('could not link libvdeplug')
626 warning('could not link libvdeplug, disabling')
631 if not get_option('pa').auto() or (targetos == 'linux' and have_system)
632 pulse = dependency('libpulse', required: get_option('pa'),
633 method: 'pkg-config', kwargs: static_kwargs)
636 if not get_option('alsa').auto() or (targetos == 'linux' and have_system)
637 alsa = dependency('alsa', required: get_option('alsa'),
638 method: 'pkg-config', kwargs: static_kwargs)
641 if not get_option('jack').auto() or have_system
642 jack = dependency('jack', required: get_option('jack'),
643 method: 'pkg-config', kwargs: static_kwargs)
646 spice_protocol = not_found
647 if not get_option('spice_protocol').auto() or have_system
648 spice_protocol = dependency('spice-protocol', version: '>=0.12.3',
649 required: get_option('spice_protocol'),
650 method: 'pkg-config', kwargs: static_kwargs)
653 if not get_option('spice').auto() or have_system
654 spice = dependency('spice-server', version: '>=0.12.5',
655 required: get_option('spice'),
656 method: 'pkg-config', kwargs: static_kwargs)
658 spice_headers = spice.partial_dependency(compile_args: true, includes: true)
660 rt = cc.find_library('rt', required: false)
663 if not get_option('libiscsi').auto() or have_block
664 libiscsi = dependency('libiscsi', version: '>=1.9.0',
665 required: get_option('libiscsi'),
666 method: 'pkg-config', kwargs: static_kwargs)
669 if not get_option('zstd').auto() or have_block
670 zstd = dependency('libzstd', version: '>=1.4.0',
671 required: get_option('zstd'),
672 method: 'pkg-config', kwargs: static_kwargs)
676 have_vhost_user_gpu = have_tools and targetos == 'linux' and pixman.found()
677 if not get_option('virglrenderer').auto() or have_system or have_vhost_user_gpu
678 virgl = dependency('virglrenderer',
679 method: 'pkg-config',
680 required: get_option('virglrenderer'),
681 kwargs: static_kwargs)
684 if not get_option('curl').auto() or have_block
685 curl = dependency('libcurl', version: '>=7.29.0',
686 method: 'pkg-config',
687 required: get_option('curl'),
688 kwargs: static_kwargs)
691 if targetos == 'linux' and (have_system or have_tools)
692 libudev = dependency('libudev',
693 method: 'pkg-config',
694 required: get_option('libudev'),
695 kwargs: static_kwargs)
698 mpathlibs = [libudev]
699 mpathpersist = not_found
700 mpathpersist_new_api = false
701 if targetos == 'linux' and have_tools and get_option('mpath').allowed()
702 mpath_test_source_new = '''
704 #include <mpath_persist.h>
705 unsigned mpath_mx_alloc_len = 1024;
707 static struct config *multipath_conf;
708 extern struct udev *udev;
709 extern struct config *get_multipath_config(void);
710 extern void put_multipath_config(struct config *conf);
712 struct config *get_multipath_config(void) { return multipath_conf; }
713 void put_multipath_config(struct config *conf) { }
716 multipath_conf = mpath_lib_init();
719 mpath_test_source_old = '''
721 #include <mpath_persist.h>
722 unsigned mpath_mx_alloc_len = 1024;
725 struct udev *udev = udev_new();
726 mpath_lib_init(udev);
729 libmpathpersist = cc.find_library('mpathpersist',
730 required: get_option('mpath'),
731 kwargs: static_kwargs)
732 if libmpathpersist.found()
733 mpathlibs += libmpathpersist
735 mpathlibs += cc.find_library('devmapper',
736 required: get_option('mpath'),
737 kwargs: static_kwargs)
739 mpathlibs += cc.find_library('multipath',
740 required: get_option('mpath'),
741 kwargs: static_kwargs)
742 foreach lib: mpathlibs
748 if mpathlibs.length() == 0
749 msg = 'Dependencies missing for libmpathpersist'
750 elif cc.links(mpath_test_source_new, dependencies: mpathlibs)
751 mpathpersist = declare_dependency(dependencies: mpathlibs)
752 mpathpersist_new_api = true
753 elif cc.links(mpath_test_source_old, dependencies: mpathlibs)
754 mpathpersist = declare_dependency(dependencies: mpathlibs)
756 msg = 'Cannot detect libmpathpersist API'
758 if not mpathpersist.found()
759 if get_option('mpath').enabled()
762 warning(msg + ', disabling')
770 if have_system and get_option('curses').allowed()
772 #if defined(__APPLE__) || defined(__OpenBSD__)
773 #define _XOPEN_SOURCE_EXTENDED 1
780 setlocale(LC_ALL, "");
782 addwstr(L"wide chars\n");
784 add_wch(WACS_DEGREE);
788 curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw']
789 foreach curses_dep : curses_dep_list
790 if not curses.found()
791 curses = dependency(curses_dep,
793 method: 'pkg-config',
794 kwargs: static_kwargs)
797 msg = get_option('curses').enabled() ? 'curses library not found' : ''
798 curses_compile_args = ['-DNCURSES_WIDECHAR=1']
800 if cc.links(curses_test, args: curses_compile_args, dependencies: [curses])
801 curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses])
803 msg = 'curses package not usable'
807 if not curses.found()
808 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
809 if targetos != 'windows' and not has_curses_h
810 message('Trying with /usr/include/ncursesw')
811 curses_compile_args += ['-I/usr/include/ncursesw']
812 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
815 curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw'])
816 foreach curses_libname : curses_libname_list
817 libcurses = cc.find_library(curses_libname,
819 kwargs: static_kwargs)
821 if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses)
822 curses = declare_dependency(compile_args: curses_compile_args,
823 dependencies: [libcurses])
826 msg = 'curses library not usable'
832 if get_option('iconv').allowed()
833 foreach link_args : [ ['-liconv'], [] ]
834 # Programs will be linked with glib and this will bring in libiconv on FreeBSD.
835 # We need to use libiconv if available because mixing libiconv's headers with
836 # the system libc does not work.
837 # However, without adding glib to the dependencies -L/usr/local/lib will not be
838 # included in the command line and libiconv will not be found.
842 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
843 return conv != (iconv_t) -1;
844 }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args)
845 iconv = declare_dependency(link_args: link_args, dependencies: glib)
850 if curses.found() and not iconv.found()
851 if get_option('iconv').enabled()
852 error('iconv not available')
854 msg = 'iconv required for curses UI but not available'
857 if not curses.found() and msg != ''
858 if get_option('curses').enabled()
861 warning(msg + ', disabling')
867 if not get_option('brlapi').auto() or have_system
868 brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'],
869 required: get_option('brlapi'),
870 kwargs: static_kwargs)
871 if brlapi.found() and not cc.links('''
874 int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi)
876 if get_option('brlapi').enabled()
877 error('could not link brlapi')
879 warning('could not link brlapi, disabling')
885 if not get_option('sdl').auto() or (have_system and not cocoa.found())
886 sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs)
887 sdl_image = not_found
890 # work around 2.0.8 bug
891 sdl = declare_dependency(compile_args: '-Wno-undef',
893 sdl_image = dependency('SDL2_image', required: get_option('sdl_image'),
894 method: 'pkg-config', kwargs: static_kwargs)
896 if get_option('sdl_image').enabled()
897 error('sdl-image required, but SDL was @0@'.format(
898 get_option('sdl').disabled() ? 'disabled' : 'not found'))
900 sdl_image = not_found
904 if not get_option('rbd').auto() or have_block
905 librados = cc.find_library('rados', required: get_option('rbd'),
906 kwargs: static_kwargs)
907 librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'],
908 required: get_option('rbd'),
909 kwargs: static_kwargs)
910 if librados.found() and librbd.found()
913 #include <rbd/librbd.h>
916 rados_create(&cluster, NULL);
917 #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0)
921 }''', dependencies: [librbd, librados])
922 rbd = declare_dependency(dependencies: [librbd, librados])
923 elif get_option('rbd').enabled()
924 error('librbd >= 1.12.0 required')
926 warning('librbd >= 1.12.0 not found, disabling')
931 glusterfs = not_found
932 glusterfs_ftruncate_has_stat = false
933 glusterfs_iocb_has_stat = false
934 if not get_option('glusterfs').auto() or have_block
935 glusterfs = dependency('glusterfs-api', version: '>=3',
936 required: get_option('glusterfs'),
937 method: 'pkg-config', kwargs: static_kwargs)
939 glusterfs_ftruncate_has_stat = cc.links('''
940 #include <glusterfs/api/glfs.h>
945 /* new glfs_ftruncate() passes two additional args */
946 return glfs_ftruncate(NULL, 0, NULL, NULL);
948 ''', dependencies: glusterfs)
949 glusterfs_iocb_has_stat = cc.links('''
950 #include <glusterfs/api/glfs.h>
952 /* new glfs_io_cbk() passes two additional glfs_stat structs */
954 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
960 glfs_io_cbk iocb = &glusterfs_iocb;
961 iocb(NULL, 0 , NULL, NULL, NULL);
964 ''', dependencies: glusterfs)
969 if not get_option('libssh').auto() or have_block
970 libssh = dependency('libssh', version: '>=0.8.7',
971 method: 'pkg-config',
972 required: get_option('libssh'),
973 kwargs: static_kwargs)
977 if not get_option('bzip2').auto() or have_block
978 libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'],
979 required: get_option('bzip2'),
980 kwargs: static_kwargs)
981 if libbzip2.found() and not cc.links('''
983 int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2)
985 if get_option('bzip2').enabled()
986 error('could not link libbzip2')
988 warning('could not link libbzip2, disabling')
994 if not get_option('lzfse').auto() or have_block
995 liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'],
996 required: get_option('lzfse'),
997 kwargs: static_kwargs)
999 if liblzfse.found() and not cc.links('''
1001 int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse)
1002 liblzfse = not_found
1003 if get_option('lzfse').enabled()
1004 error('could not link liblzfse')
1006 warning('could not link liblzfse, disabling')
1011 if get_option('oss').allowed() and have_system
1012 if not cc.has_header('sys/soundcard.h')
1014 elif targetos == 'netbsd'
1015 oss = cc.find_library('ossaudio', required: get_option('oss'),
1016 kwargs: static_kwargs)
1018 oss = declare_dependency()
1022 if get_option('oss').enabled()
1023 error('OSS not found')
1028 if not get_option('dsound').auto() or (targetos == 'windows' and have_system)
1029 if cc.has_header('dsound.h')
1030 dsound = declare_dependency(link_args: ['-lole32', '-ldxguid'])
1033 if not dsound.found()
1034 if get_option('dsound').enabled()
1035 error('DirectSound not found')
1040 coreaudio = not_found
1041 if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system)
1042 coreaudio = dependency('appleframeworks', modules: 'CoreAudio',
1043 required: get_option('coreaudio'))
1047 if not get_option('opengl').auto() or have_system or have_vhost_user_gpu
1048 epoxy = dependency('epoxy', method: 'pkg-config',
1049 required: get_option('opengl'), kwargs: static_kwargs)
1050 if cc.has_header('epoxy/egl.h', dependencies: epoxy)
1052 elif get_option('opengl').enabled()
1053 error('epoxy/egl.h not found')
1057 if (have_system or have_tools) and (virgl.found() or opengl.found())
1058 gbm = dependency('gbm', method: 'pkg-config', required: false,
1059 kwargs: static_kwargs)
1061 have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and gbm.found()
1064 gnutls_crypto = not_found
1065 if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system)
1066 # For general TLS support our min gnutls matches
1067 # that implied by our platform support matrix
1069 # For the crypto backends, we look for a newer
1072 # Version 3.6.8 is needed to get XTS
1073 # Version 3.6.13 is needed to get PBKDF
1074 # Version 3.6.14 is needed to get HW accelerated XTS
1076 # If newer enough gnutls isn't available, we can
1077 # still use a different crypto backend to satisfy
1078 # the platform support requirements
1079 gnutls_crypto = dependency('gnutls', version: '>=3.6.14',
1080 method: 'pkg-config',
1082 kwargs: static_kwargs)
1083 if gnutls_crypto.found()
1084 gnutls = gnutls_crypto
1086 # Our min version if all we need is TLS
1087 gnutls = dependency('gnutls', version: '>=3.5.18',
1088 method: 'pkg-config',
1089 required: get_option('gnutls'),
1090 kwargs: static_kwargs)
1094 # We prefer use of gnutls for crypto, unless the options
1095 # explicitly asked for nettle or gcrypt.
1097 # If gnutls isn't available for crypto, then we'll prefer
1098 # gcrypt over nettle for performance reasons.
1103 if get_option('nettle').enabled() and get_option('gcrypt').enabled()
1104 error('Only one of gcrypt & nettle can be enabled')
1107 # Explicit nettle/gcrypt request, so ignore gnutls for crypto
1108 if get_option('nettle').enabled() or get_option('gcrypt').enabled()
1109 gnutls_crypto = not_found
1112 if not gnutls_crypto.found()
1113 if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled()
1114 gcrypt = dependency('libgcrypt', version: '>=1.8',
1115 method: 'config-tool',
1116 required: get_option('gcrypt'),
1117 kwargs: static_kwargs)
1118 # Debian has removed -lgpg-error from libgcrypt-config
1119 # as it "spreads unnecessary dependencies" which in
1120 # turn breaks static builds...
1121 if gcrypt.found() and enable_static
1122 gcrypt = declare_dependency(dependencies: [
1124 cc.find_library('gpg-error', required: true, kwargs: static_kwargs)])
1127 if (not get_option('nettle').auto() or have_system) and not gcrypt.found()
1128 nettle = dependency('nettle', version: '>=3.4',
1129 method: 'pkg-config',
1130 required: get_option('nettle'),
1131 kwargs: static_kwargs)
1132 if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle)
1141 if not get_option('gtk').auto() or (have_system and not cocoa.found())
1142 gtk = dependency('gtk+-3.0', version: '>=3.22.0',
1143 method: 'pkg-config',
1144 required: get_option('gtk'),
1145 kwargs: static_kwargs)
1147 gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0',
1148 method: 'pkg-config',
1150 kwargs: static_kwargs)
1151 gtk = declare_dependency(dependencies: [gtk, gtkx11])
1153 if not get_option('vte').auto() or have_system
1154 vte = dependency('vte-2.91',
1155 method: 'pkg-config',
1156 required: get_option('vte'),
1157 kwargs: static_kwargs)
1164 x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(),
1165 kwargs: static_kwargs)
1168 if get_option('png').allowed() and have_system
1169 png = dependency('libpng', required: get_option('png'),
1170 method: 'pkg-config', kwargs: static_kwargs)
1175 if get_option('vnc').allowed() and have_system
1176 vnc = declare_dependency() # dummy dependency
1177 jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'),
1178 method: 'pkg-config', kwargs: static_kwargs)
1179 sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'],
1180 required: get_option('vnc_sasl'),
1181 kwargs: static_kwargs)
1183 sasl = declare_dependency(dependencies: sasl,
1184 compile_args: '-DSTRUCT_IOVEC_DEFINED')
1189 if not get_option('auth_pam').auto() or have_system
1190 pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'],
1191 required: get_option('auth_pam'),
1192 kwargs: static_kwargs)
1194 if pam.found() and not cc.links('''
1196 #include <security/pam_appl.h>
1198 const char *service_name = "qemu";
1199 const char *user = "frank";
1200 const struct pam_conv pam_conv = { 0 };
1201 pam_handle_t *pamh = NULL;
1202 pam_start(service_name, user, &pam_conv, &pamh);
1204 }''', dependencies: pam)
1206 if get_option('auth_pam').enabled()
1207 error('could not link libpam')
1209 warning('could not link libpam, disabling')
1214 if not get_option('snappy').auto() or have_system
1215 snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'],
1216 required: get_option('snappy'),
1217 kwargs: static_kwargs)
1219 if snappy.found() and not linker.links('''
1220 #include <snappy-c.h>
1221 int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy)
1223 if get_option('snappy').enabled()
1224 error('could not link libsnappy')
1226 warning('could not link libsnappy, disabling')
1231 if not get_option('lzo').auto() or have_system
1232 lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'],
1233 required: get_option('lzo'),
1234 kwargs: static_kwargs)
1236 if lzo.found() and not cc.links('''
1237 #include <lzo/lzo1x.h>
1238 int main(void) { lzo_version(); return 0; }''', dependencies: lzo)
1240 if get_option('lzo').enabled()
1241 error('could not link liblzo2')
1243 warning('could not link liblzo2, disabling')
1248 if not get_option('numa').auto() or have_system or have_tools
1249 numa = cc.find_library('numa', has_headers: ['numa.h'],
1250 required: get_option('numa'),
1251 kwargs: static_kwargs)
1253 if numa.found() and not cc.links('''
1255 int main(void) { return numa_available(); }
1256 ''', dependencies: numa)
1258 if get_option('numa').enabled()
1259 error('could not link numa')
1261 warning('could not link numa, disabling')
1266 if not get_option('rdma').auto() or have_system
1267 libumad = cc.find_library('ibumad', required: get_option('rdma'))
1268 rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'],
1269 required: get_option('rdma'),
1270 kwargs: static_kwargs),
1271 cc.find_library('ibverbs', required: get_option('rdma'),
1272 kwargs: static_kwargs),
1274 rdma = declare_dependency(dependencies: rdma_libs)
1275 foreach lib: rdma_libs
1283 if get_option('xen').enabled() or (get_option('xen').auto() and have_system)
1284 xencontrol = dependency('xencontrol', required: false,
1285 method: 'pkg-config', kwargs: static_kwargs)
1286 if xencontrol.found()
1287 xen_pc = declare_dependency(version: xencontrol.version(),
1290 # disabler: true makes xen_pc.found() return false if any is not found
1291 dependency('xenstore', required: false,
1292 method: 'pkg-config', kwargs: static_kwargs,
1294 dependency('xenforeignmemory', required: false,
1295 method: 'pkg-config', kwargs: static_kwargs,
1297 dependency('xengnttab', required: false,
1298 method: 'pkg-config', kwargs: static_kwargs,
1300 dependency('xenevtchn', required: false,
1301 method: 'pkg-config', kwargs: static_kwargs,
1303 dependency('xendevicemodel', required: false,
1304 method: 'pkg-config', kwargs: static_kwargs,
1306 # optional, no "disabler: true"
1307 dependency('xentoolcore', required: false,
1308 method: 'pkg-config', kwargs: static_kwargs)])
1314 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' ]
1316 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1317 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1318 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1319 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1320 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1321 '4.6.0': [ 'xenstore', 'xenctrl' ],
1322 '4.5.0': [ 'xenstore', 'xenctrl' ],
1323 '4.2.0': [ 'xenstore', 'xenctrl' ],
1326 foreach ver: xen_tests
1327 # cache the various library tests to avoid polluting the logs
1329 foreach l: xen_libs[ver]
1330 if l not in xen_deps
1331 xen_deps += { l: cc.find_library(l, required: false) }
1333 xen_test_deps += xen_deps[l]
1336 # Use -D to pick just one of the test programs in scripts/xen-detect.c
1337 xen_version = ver.split('.')
1338 xen_ctrl_version = xen_version[0] + \
1339 ('0' + xen_version[1]).substring(-2) + \
1340 ('0' + xen_version[2]).substring(-2)
1341 if cc.links(files('scripts/xen-detect.c'),
1342 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version,
1343 dependencies: xen_test_deps)
1344 xen = declare_dependency(version: ver, dependencies: xen_test_deps)
1350 accelerators += 'CONFIG_XEN'
1351 elif get_option('xen').enabled()
1352 error('could not compile and link Xen test program')
1355 have_xen_pci_passthrough = get_option('xen_pci_passthrough') \
1356 .require(xen.found(),
1357 error_message: 'Xen PCI passthrough requested but Xen not enabled') \
1358 .require(targetos == 'linux',
1359 error_message: 'Xen PCI passthrough not available on this platform') \
1364 if not get_option('smartcard').auto() or have_system
1365 cacard = dependency('libcacard', required: get_option('smartcard'),
1366 version: '>=2.5.1', method: 'pkg-config',
1367 kwargs: static_kwargs)
1371 u2f = dependency('u2f-emu', required: get_option('u2f'),
1372 method: 'pkg-config',
1373 kwargs: static_kwargs)
1375 usbredir = not_found
1376 if not get_option('usb_redir').auto() or have_system
1377 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'),
1378 version: '>=0.6', method: 'pkg-config',
1379 kwargs: static_kwargs)
1382 if not get_option('libusb').auto() or have_system
1383 libusb = dependency('libusb-1.0', required: get_option('libusb'),
1384 version: '>=1.0.13', method: 'pkg-config',
1385 kwargs: static_kwargs)
1389 if not get_option('libpmem').auto() or have_system
1390 libpmem = dependency('libpmem', required: get_option('libpmem'),
1391 method: 'pkg-config', kwargs: static_kwargs)
1393 libdaxctl = not_found
1394 if not get_option('libdaxctl').auto() or have_system
1395 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'),
1396 version: '>=57', method: 'pkg-config',
1397 kwargs: static_kwargs)
1401 tasn1 = dependency('libtasn1',
1402 method: 'pkg-config',
1403 kwargs: static_kwargs)
1405 keyutils = dependency('libkeyutils', required: false,
1406 method: 'pkg-config', kwargs: static_kwargs)
1408 has_gettid = cc.has_function('gettid')
1411 selinux = dependency('libselinux',
1412 required: get_option('selinux'),
1413 method: 'pkg-config', kwargs: static_kwargs)
1418 if get_option('malloc') == 'system'
1420 get_option('malloc_trim').allowed() and \
1421 cc.links('''#include <malloc.h>
1422 int main(void) { malloc_trim(0); return 0; }''')
1424 has_malloc_trim = false
1425 malloc = cc.find_library(get_option('malloc'), required: true)
1427 if not has_malloc_trim and get_option('malloc_trim').enabled()
1428 if get_option('malloc') == 'system'
1429 error('malloc_trim not available on this platform.')
1431 error('malloc_trim not available with non-libc memory allocator')
1435 # Check whether the glibc provides statx()
1437 gnu_source_prefix = '''
1442 statx_test = gnu_source_prefix + '''
1443 #include <sys/stat.h>
1445 struct statx statxbuf;
1446 statx(0, "", 0, STATX_BASIC_STATS, &statxbuf);
1450 has_statx = cc.links(statx_test)
1452 # Check whether statx() provides mount ID information
1454 statx_mnt_id_test = gnu_source_prefix + '''
1455 #include <sys/stat.h>
1457 struct statx statxbuf;
1458 statx(0, "", 0, STATX_BASIC_STATS | STATX_MNT_ID, &statxbuf);
1459 return statxbuf.stx_mnt_id;
1462 has_statx_mnt_id = cc.links(statx_mnt_id_test)
1464 have_vhost_user_blk_server = get_option('vhost_user_blk_server') \
1465 .require(targetos == 'linux',
1466 error_message: 'vhost_user_blk_server requires linux') \
1467 .require(have_vhost_user,
1468 error_message: 'vhost_user_blk_server requires vhost-user support') \
1469 .disable_auto_if(not have_system) \
1472 if get_option('fuse').disabled() and get_option('fuse_lseek').enabled()
1473 error('Cannot enable fuse-lseek while fuse is disabled')
1476 fuse = dependency('fuse3', required: get_option('fuse'),
1477 version: '>=3.1', method: 'pkg-config',
1478 kwargs: static_kwargs)
1480 fuse_lseek = not_found
1481 if get_option('fuse_lseek').allowed()
1482 if fuse.version().version_compare('>=3.8')
1484 fuse_lseek = declare_dependency()
1485 elif get_option('fuse_lseek').enabled()
1487 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version())
1489 error('fuse-lseek requires libfuse, which was not found')
1495 libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config')
1496 if libbpf.found() and not cc.links('''
1497 #include <bpf/libbpf.h>
1500 bpf_object__destroy_skeleton(NULL);
1502 }''', dependencies: libbpf)
1504 if get_option('bpf').enabled()
1505 error('libbpf skeleton test failed')
1507 warning('libbpf skeleton test failed, disabling')
1515 audio_drivers_selected = []
1517 audio_drivers_available = {
1518 'alsa': alsa.found(),
1519 'coreaudio': coreaudio.found(),
1520 'dsound': dsound.found(),
1521 'jack': jack.found(),
1523 'pa': pulse.found(),
1526 foreach k, v: audio_drivers_available
1527 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v)
1530 # Default to native drivers first, OSS second, SDL third
1531 audio_drivers_priority = \
1532 [ 'pa', 'coreaudio', 'dsound', 'oss' ] + \
1533 (targetos == 'linux' ? [] : [ 'sdl' ])
1534 audio_drivers_default = []
1535 foreach k: audio_drivers_priority
1536 if audio_drivers_available[k]
1537 audio_drivers_default += k
1541 foreach k: get_option('audio_drv_list')
1543 audio_drivers_selected += audio_drivers_default
1544 elif not audio_drivers_available[k]
1545 error('Audio driver "@0@" not available.'.format(k))
1547 audio_drivers_selected += k
1551 config_host_data.set('CONFIG_AUDIO_DRIVERS',
1552 '"' + '", "'.join(audio_drivers_selected) + '", ')
1554 if get_option('cfi')
1556 # Check for dependency on LTO
1557 if not get_option('b_lto')
1558 error('Selected Control-Flow Integrity but LTO is disabled')
1560 if config_host.has_key('CONFIG_MODULES')
1561 error('Selected Control-Flow Integrity is not compatible with modules')
1563 # Check for cfi flags. CFI requires LTO so we can't use
1564 # get_supported_arguments, but need a more complex "compiles" which allows
1566 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall',
1567 args: ['-flto', '-fsanitize=cfi-icall'] )
1568 cfi_flags += '-fsanitize=cfi-icall'
1570 error('-fsanitize=cfi-icall is not supported by the compiler')
1572 if cc.compiles('int main () { return 0; }',
1573 name: '-fsanitize-cfi-icall-generalize-pointers',
1574 args: ['-flto', '-fsanitize=cfi-icall',
1575 '-fsanitize-cfi-icall-generalize-pointers'] )
1576 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers'
1578 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler')
1580 if get_option('cfi_debug')
1581 if cc.compiles('int main () { return 0; }',
1582 name: '-fno-sanitize-trap=cfi-icall',
1583 args: ['-flto', '-fsanitize=cfi-icall',
1584 '-fno-sanitize-trap=cfi-icall'] )
1585 cfi_flags += '-fno-sanitize-trap=cfi-icall'
1587 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
1590 add_global_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1591 add_global_link_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1594 have_host_block_device = (targetos != 'darwin' or
1595 cc.has_header('IOKit/storage/IOMedia.h'))
1597 # FIXME enable_modules shouldn't be necessary, but: https://github.com/mesonbuild/meson/issues/8333
1598 dbus_display = get_option('dbus_display') \
1599 .require(gio.version().version_compare('>=2.64'),
1600 error_message: '-display dbus requires glib>=2.64') \
1601 .require(enable_modules,
1602 error_message: '-display dbus requires --enable-modules') \
1603 .require(gdbus_codegen.found(),
1604 error_message: '-display dbus requires gdbus-codegen') \
1607 have_virtfs = get_option('virtfs') \
1608 .require(targetos == 'linux' or targetos == 'darwin',
1609 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \
1610 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'),
1611 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \
1612 .require(targetos == 'darwin' or (libattr.found() and libcap_ng.found()),
1613 error_message: 'virtio-9p (virtfs) on Linux requires libcap-ng-devel and libattr-devel') \
1614 .disable_auto_if(not have_tools and not have_system) \
1617 have_virtfs_proxy_helper = targetos != 'darwin' and have_virtfs and have_tools
1619 if get_option('block_drv_ro_whitelist') == ''
1620 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '')
1622 config_host_data.set('CONFIG_BDRV_RO_WHITELIST',
1623 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ')
1625 if get_option('block_drv_rw_whitelist') == ''
1626 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '')
1628 config_host_data.set('CONFIG_BDRV_RW_WHITELIST',
1629 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ')
1632 foreach k : get_option('trace_backends')
1633 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true)
1635 config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file'))
1636 config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority'))
1638 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path())
1640 config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir'))
1641 config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix'))
1642 config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir)
1643 config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir)
1644 config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir)
1645 config_host_data.set_quoted('CONFIG_QEMU_FIRMWAREPATH', get_option('prefix') / get_option('qemu_firmwarepath'))
1646 config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir'))
1647 config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir)
1648 config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir'))
1649 config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir'))
1650 config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir)
1651 config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir'))
1653 if config_host.has_key('CONFIG_MODULES')
1654 config_host_data.set('CONFIG_STAMP', run_command(
1655 meson.current_source_dir() / 'scripts/qemu-stamp.py',
1656 meson.project_version(), get_option('pkgversion'), '--',
1657 meson.current_source_dir() / 'configure',
1658 capture: true, check: true).stdout().strip())
1661 have_slirp_smbd = get_option('slirp_smbd') \
1662 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \
1665 smbd_path = get_option('smbd')
1667 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd')
1669 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path)
1672 config_host_data.set('HOST_' + host_arch.to_upper(), 1)
1674 if get_option('module_upgrades') and not enable_modules
1675 error('Cannot enable module-upgrades as modules are not enabled')
1677 config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades'))
1679 config_host_data.set('CONFIG_ATTR', libattr.found())
1680 config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools'))
1681 config_host_data.set('CONFIG_BRLAPI', brlapi.found())
1682 config_host_data.set('CONFIG_COCOA', cocoa.found())
1683 config_host_data.set('CONFIG_FUZZ', get_option('fuzzing'))
1684 config_host_data.set('CONFIG_GCOV', get_option('b_coverage'))
1685 config_host_data.set('CONFIG_LIBUDEV', libudev.found())
1686 config_host_data.set('CONFIG_LZO', lzo.found())
1687 config_host_data.set('CONFIG_MPATH', mpathpersist.found())
1688 config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api)
1689 config_host_data.set('CONFIG_CURL', curl.found())
1690 config_host_data.set('CONFIG_CURSES', curses.found())
1691 config_host_data.set('CONFIG_GBM', gbm.found())
1692 config_host_data.set('CONFIG_GIO', gio.found())
1693 config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found())
1694 if glusterfs.found()
1695 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4'))
1696 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5'))
1697 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6'))
1698 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6'))
1699 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat)
1700 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat)
1702 config_host_data.set('CONFIG_GTK', gtk.found())
1703 config_host_data.set('CONFIG_VTE', vte.found())
1704 config_host_data.set('CONFIG_LIBATTR', have_old_libattr)
1705 config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found())
1706 config_host_data.set('CONFIG_EBPF', libbpf.found())
1707 config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found())
1708 config_host_data.set('CONFIG_LIBISCSI', libiscsi.found())
1709 config_host_data.set('CONFIG_LIBNFS', libnfs.found())
1710 config_host_data.set('CONFIG_LIBSSH', libssh.found())
1711 config_host_data.set('CONFIG_LINUX_AIO', libaio.found())
1712 config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found())
1713 config_host_data.set('CONFIG_LIBPMEM', libpmem.found())
1714 config_host_data.set('CONFIG_NUMA', numa.found())
1715 config_host_data.set('CONFIG_OPENGL', opengl.found())
1716 config_host_data.set('CONFIG_PROFILER', get_option('profiler'))
1717 config_host_data.set('CONFIG_RBD', rbd.found())
1718 config_host_data.set('CONFIG_RDMA', rdma.found())
1719 config_host_data.set('CONFIG_SDL', sdl.found())
1720 config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found())
1721 config_host_data.set('CONFIG_SECCOMP', seccomp.found())
1722 config_host_data.set('CONFIG_SNAPPY', snappy.found())
1723 config_host_data.set('CONFIG_TPM', have_tpm)
1724 config_host_data.set('CONFIG_USB_LIBUSB', libusb.found())
1725 config_host_data.set('CONFIG_VDE', vde.found())
1726 config_host_data.set('CONFIG_VHOST_NET', have_vhost_net)
1727 config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user)
1728 config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa)
1729 config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel)
1730 config_host_data.set('CONFIG_VHOST_USER', have_vhost_user)
1731 config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto)
1732 config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa)
1733 config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server)
1734 config_host_data.set('CONFIG_PNG', png.found())
1735 config_host_data.set('CONFIG_VNC', vnc.found())
1736 config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
1737 config_host_data.set('CONFIG_VNC_SASL', sasl.found())
1738 config_host_data.set('CONFIG_VIRTFS', have_virtfs)
1739 config_host_data.set('CONFIG_VTE', vte.found())
1740 config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found())
1741 config_host_data.set('CONFIG_KEYUTILS', keyutils.found())
1742 config_host_data.set('CONFIG_GETTID', has_gettid)
1743 config_host_data.set('CONFIG_GNUTLS', gnutls.found())
1744 config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found())
1745 config_host_data.set('CONFIG_GCRYPT', gcrypt.found())
1746 config_host_data.set('CONFIG_NETTLE', nettle.found())
1747 config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private')
1748 config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim)
1749 config_host_data.set('CONFIG_STATX', has_statx)
1750 config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id)
1751 config_host_data.set('CONFIG_ZSTD', zstd.found())
1752 config_host_data.set('CONFIG_FUSE', fuse.found())
1753 config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found())
1754 config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found())
1755 if spice_protocol.found()
1756 config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0])
1757 config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1])
1758 config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2])
1760 config_host_data.set('CONFIG_SPICE', spice.found())
1761 config_host_data.set('CONFIG_X11', x11.found())
1762 config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display)
1763 config_host_data.set('CONFIG_CFI', get_option('cfi'))
1764 config_host_data.set('CONFIG_SELINUX', selinux.found())
1765 config_host_data.set('CONFIG_XEN_BACKEND', xen.found())
1767 # protect from xen.version() having less than three components
1768 xen_version = xen.version().split('.') + ['0', '0']
1769 xen_ctrl_version = xen_version[0] + \
1770 ('0' + xen_version[1]).substring(-2) + \
1771 ('0' + xen_version[2]).substring(-2)
1772 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version)
1774 config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version()))
1775 config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0])
1776 config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
1777 config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
1779 config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf)
1780 config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device)
1782 have_coroutine_pool = get_option('coroutine_pool')
1783 if get_option('debug_stack_usage') and have_coroutine_pool
1784 message('Disabling coroutine pool to measure stack usage')
1785 have_coroutine_pool = false
1787 config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool)
1788 config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex'))
1789 config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage'))
1790 config_host_data.set('CONFIG_GPROF', get_option('gprof'))
1791 config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed())
1792 config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug'))
1793 config_host_data.set('CONFIG_REPLICATION', get_option('live_block_migration').allowed())
1796 config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h'))
1797 config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h'))
1798 config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h'))
1799 config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
1800 config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
1801 config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
1802 config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h'))
1803 config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
1804 config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
1807 config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4'))
1808 config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime'))
1809 config_host_data.set('CONFIG_DUP3', cc.has_function('dup3'))
1810 config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate'))
1811 config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate'))
1812 # Note that we need to specify prefix: here to avoid incorrectly
1813 # thinking that Windows has posix_memalign()
1814 config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>'))
1815 config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc'))
1816 config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc'))
1817 config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign'))
1818 config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll'))
1819 config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>'))
1820 config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np'))
1821 config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile'))
1822 config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare'))
1823 config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs'))
1824 config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range'))
1825 config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create'))
1826 config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range'))
1827 config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs'))
1828 config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util))
1829 config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul'))
1830 config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>'))
1832 config_host_data.set('HAVE_IBV_ADVISE_MR',
1833 cc.has_function('ibv_advise_mr',
1835 prefix: '#include <infiniband/verbs.h>'))
1839 config_host_data.set('CONFIG_BYTESWAP_H',
1840 cc.has_header_symbol('byteswap.h', 'bswap_32'))
1841 config_host_data.set('CONFIG_EPOLL_CREATE1',
1842 cc.has_header_symbol('sys/epoll.h', 'epoll_create1'))
1843 config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE',
1844 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and
1845 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE'))
1846 config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE',
1847 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE'))
1848 config_host_data.set('CONFIG_FIEMAP',
1849 cc.has_header('linux/fiemap.h') and
1850 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP'))
1851 config_host_data.set('CONFIG_GETRANDOM',
1852 cc.has_function('getrandom') and
1853 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK'))
1854 config_host_data.set('CONFIG_INOTIFY',
1855 cc.has_header_symbol('sys/inotify.h', 'inotify_init'))
1856 config_host_data.set('CONFIG_INOTIFY1',
1857 cc.has_header_symbol('sys/inotify.h', 'inotify_init1'))
1858 config_host_data.set('CONFIG_MACHINE_BSWAP_H',
1859 cc.has_header_symbol('machine/bswap.h', 'bswap32',
1860 prefix: '''#include <sys/endian.h>
1861 #include <sys/types.h>'''))
1862 config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK',
1863 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK'))
1864 config_host_data.set('CONFIG_RTNETLINK',
1865 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN'))
1866 config_host_data.set('CONFIG_SYSMACROS',
1867 cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
1868 config_host_data.set('HAVE_OPTRESET',
1869 cc.has_header_symbol('getopt.h', 'optreset'))
1870 config_host_data.set('HAVE_IPPROTO_MPTCP',
1871 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP'))
1874 config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID',
1875 cc.has_member('struct sigevent', 'sigev_notify_thread_id',
1876 prefix: '#include <signal.h>'))
1877 config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM',
1878 cc.has_member('struct stat', 'st_atim',
1879 prefix: '#include <sys/stat.h>'))
1882 config_host_data.set('CONFIG_IOVEC',
1883 cc.has_type('struct iovec',
1884 prefix: '#include <sys/uio.h>'))
1885 config_host_data.set('HAVE_UTMPX',
1886 cc.has_type('struct utmpx',
1887 prefix: '#include <utmpx.h>'))
1889 config_host_data.set('CONFIG_EVENTFD', cc.links('''
1890 #include <sys/eventfd.h>
1891 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }'''))
1892 config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + '''
1895 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
1896 return fdatasync(0);
1898 #error Not supported
1902 has_madvise = cc.links(gnu_source_prefix + '''
1903 #include <sys/types.h>
1904 #include <sys/mman.h>
1906 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''')
1907 missing_madvise_proto = false
1909 # Some platforms (illumos and Solaris before Solaris 11) provide madvise()
1910 # but forget to prototype it. In this case, has_madvise will be true (the
1911 # test program links despite a compile warning). To detect the
1912 # missing-prototype case, we try again with a definitely-bogus prototype.
1913 # This will only compile if the system headers don't provide the prototype;
1914 # otherwise the conflicting prototypes will cause a compiler error.
1915 missing_madvise_proto = cc.links(gnu_source_prefix + '''
1916 #include <sys/types.h>
1917 #include <sys/mman.h>
1919 extern int madvise(int);
1920 int main(void) { return madvise(0); }''')
1922 config_host_data.set('CONFIG_MADVISE', has_madvise)
1923 config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto)
1925 config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + '''
1926 #include <sys/mman.h>
1927 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }'''))
1928 config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + '''
1930 #if !defined(AT_EMPTY_PATH)
1931 # error missing definition
1933 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
1935 config_host_data.set('CONFIG_PIPE2', cc.links(gnu_source_prefix + '''
1942 return pipe2(pipefd, O_CLOEXEC);
1944 config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + '''
1945 #include <sys/mman.h>
1947 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }'''))
1949 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + '''
1950 #include <pthread.h>
1952 static void *f(void *p) { return NULL; }
1956 pthread_create(&thread, 0, f, 0);
1957 pthread_setname_np(thread, "QEMU");
1959 }''', dependencies: threads))
1960 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + '''
1961 #include <pthread.h>
1963 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
1967 pthread_create(&thread, 0, f, 0);
1969 }''', dependencies: threads))
1970 config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + '''
1971 #include <pthread.h>
1976 pthread_condattr_t attr
1977 pthread_condattr_init(&attr);
1978 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC);
1980 }''', dependencies: threads))
1982 config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + '''
1983 #include <sys/signalfd.h>
1985 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }'''))
1986 config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + '''
1994 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
1995 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
1999 config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + '''
2000 #include <sys/mman.h>
2001 int main(int argc, char *argv[]) {
2002 return mlockall(MCL_FUTURE);
2006 if get_option('l2tpv3').allowed() and have_system
2007 have_l2tpv3 = cc.has_type('struct mmsghdr',
2008 prefix: gnu_source_prefix + '''
2009 #include <sys/socket.h>
2010 #include <linux/ip.h>''')
2012 config_host_data.set('CONFIG_L2TPV3', have_l2tpv3)
2015 if get_option('netmap').allowed() and have_system
2016 have_netmap = cc.compiles('''
2017 #include <inttypes.h>
2019 #include <net/netmap.h>
2020 #include <net/netmap_user.h>
2021 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2024 int main(void) { return 0; }''')
2025 if not have_netmap and get_option('netmap').enabled()
2026 error('Netmap headers not available')
2029 config_host_data.set('CONFIG_NETMAP', have_netmap)
2031 # Work around a system header bug with some kernel/XFS header
2032 # versions where they both try to define 'struct fsxattr':
2033 # xfs headers will not try to redefine structs from linux headers
2034 # if this macro is set.
2035 config_host_data.set('HAVE_FSXATTR', cc.links('''
2036 #include <linux/fs.h>
2042 # Some versions of Mac OS X incorrectly define SIZE_MAX
2043 config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles('''
2046 int main(int argc, char *argv[]) {
2047 return printf("%zu", SIZE_MAX);
2048 }''', args: ['-Werror']))
2055 y = __atomic_load_n(&x, __ATOMIC_RELAXED);
2056 __atomic_store_n(&x, y, __ATOMIC_RELAXED);
2057 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
2058 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED);
2059 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED);
2063 # See if 64-bit atomic operations are supported.
2064 # Note that without __atomic builtins, we can only
2065 # assume atomic loads/stores max at pointer size.
2066 config_host_data.set('CONFIG_ATOMIC64', cc.links(atomic_test.format('uint64_t')))
2068 has_int128 = cc.links('''
2078 config_host_data.set('CONFIG_INT128', has_int128)
2081 # "do we have 128-bit atomics which are handled inline and specifically not
2082 # via libatomic". The reason we can't use libatomic is documented in the
2083 # comment starting "GCC is a house divided" in include/qemu/atomic128.h.
2084 has_atomic128 = cc.links(atomic_test.format('unsigned __int128'))
2086 config_host_data.set('CONFIG_ATOMIC128', has_atomic128)
2088 if not has_atomic128
2089 has_cmpxchg128 = cc.links('''
2092 unsigned __int128 x = 0, y = 0;
2093 __sync_val_compare_and_swap_16(&x, y, x);
2098 config_host_data.set('CONFIG_CMPXCHG128', has_cmpxchg128)
2102 config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + '''
2103 #include <sys/auxv.h>
2105 return getauxval(AT_HWCAP) == 0;
2108 config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles('''
2109 #include <linux/usbdevice_fs.h>
2111 #ifndef USBDEVFS_GET_CAPABILITIES
2112 #error "USBDEVFS_GET_CAPABILITIES undefined"
2115 #ifndef USBDEVFS_DISCONNECT_CLAIM
2116 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
2119 int main(void) { return 0; }'''))
2121 have_keyring = get_option('keyring') \
2122 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \
2123 .require(cc.compiles('''
2125 #include <asm/unistd.h>
2126 #include <linux/keyctl.h>
2127 #include <sys/syscall.h>
2130 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
2131 }'''), error_message: 'keyctl syscall not available on this system').allowed()
2132 config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring)
2134 have_cpuid_h = cc.links('''
2137 unsigned a, b, c, d;
2138 unsigned max = __get_cpuid_max(0, 0);
2141 __cpuid(1, a, b, c, d);
2145 __cpuid_count(7, 0, a, b, c, d);
2150 config_host_data.set('CONFIG_CPUID_H', have_cpuid_h)
2152 config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \
2153 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \
2154 .require(cc.links('''
2155 #pragma GCC push_options
2156 #pragma GCC target("avx2")
2158 #include <immintrin.h>
2159 static int bar(void *a) {
2160 __m256i x = *(__m256i *)a;
2161 return _mm256_testz_si256(x, x);
2163 int main(int argc, char *argv[]) { return bar(argv[0]); }
2164 '''), error_message: 'AVX2 not available').allowed())
2166 config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \
2167 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \
2168 .require(cc.links('''
2169 #pragma GCC push_options
2170 #pragma GCC target("avx512f")
2172 #include <immintrin.h>
2173 static int bar(void *a) {
2174 __m512i x = *(__m512i *)a;
2175 return _mm512_test_epi64_mask(x, x);
2177 int main(int argc, char *argv[]) { return bar(argv[0]); }
2178 '''), error_message: 'AVX512F not available').allowed())
2180 have_pvrdma = get_option('pvrdma') \
2181 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \
2182 .require(cc.compiles(gnu_source_prefix + '''
2183 #include <sys/mman.h>
2188 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
2191 }'''), error_message: 'PVRDMA requires mremap').allowed()
2194 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links('''
2195 #include <infiniband/verbs.h>
2199 struct ibv_pd *pd = NULL;
2205 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
2211 if get_option('membarrier').disabled()
2212 have_membarrier = false
2213 elif targetos == 'windows'
2214 have_membarrier = true
2215 elif targetos == 'linux'
2216 have_membarrier = cc.compiles('''
2217 #include <linux/membarrier.h>
2218 #include <sys/syscall.h>
2222 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
2223 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
2227 config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \
2228 .require(have_membarrier, error_message: 'membarrier system call not available') \
2231 have_afalg = get_option('crypto_afalg') \
2232 .require(cc.compiles(gnu_source_prefix + '''
2234 #include <sys/types.h>
2235 #include <sys/socket.h>
2236 #include <linux/if_alg.h>
2239 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
2242 '''), error_message: 'AF_ALG requested but could not be detected').allowed()
2243 config_host_data.set('CONFIG_AF_ALG', have_afalg)
2245 config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol(
2246 'linux/vm_sockets.h', 'AF_VSOCK',
2247 prefix: '#include <sys/socket.h>',
2251 have_vss_sdk = false # old xp/2003 SDK
2252 if targetos == 'windows' and link_language == 'cpp'
2253 have_vss = cxx.compiles('''
2254 #define __MIDL_user_allocate_free_DEFINED__
2256 int main(void) { return VSS_CTX_BACKUP; }''')
2257 have_vss_sdk = cxx.has_header('vscoordint.h')
2259 config_host_data.set('HAVE_VSS_SDK', have_vss_sdk)
2261 foreach k, v: config_host
2262 if k.startswith('CONFIG_')
2263 config_host_data.set(k, v == 'y' ? 1 : v)
2267 # Older versions of MinGW do not import _lock_file and _unlock_file properly.
2268 # This was fixed for v6.0.0 with commit b48e3ac8969d.
2269 if targetos == 'windows'
2270 config_host_data.set('HAVE__LOCK_FILE', cc.links('''
2276 }''', name: '_lock_file and _unlock_file'))
2279 ########################
2280 # Target configuration #
2281 ########################
2283 minikconf = find_program('scripts/minikconf.py')
2285 config_all_devices = {}
2286 config_all_disas = {}
2287 config_devices_mak_list = []
2288 config_devices_h = {}
2289 config_target_h = {}
2290 config_target_mak = {}
2293 'alpha' : ['CONFIG_ALPHA_DIS'],
2294 'arm' : ['CONFIG_ARM_DIS'],
2295 'avr' : ['CONFIG_AVR_DIS'],
2296 'cris' : ['CONFIG_CRIS_DIS'],
2297 'hexagon' : ['CONFIG_HEXAGON_DIS'],
2298 'hppa' : ['CONFIG_HPPA_DIS'],
2299 'i386' : ['CONFIG_I386_DIS'],
2300 'x86_64' : ['CONFIG_I386_DIS'],
2301 'm68k' : ['CONFIG_M68K_DIS'],
2302 'microblaze' : ['CONFIG_MICROBLAZE_DIS'],
2303 'mips' : ['CONFIG_MIPS_DIS'],
2304 'nios2' : ['CONFIG_NIOS2_DIS'],
2305 'or1k' : ['CONFIG_OPENRISC_DIS'],
2306 'ppc' : ['CONFIG_PPC_DIS'],
2307 'riscv' : ['CONFIG_RISCV_DIS'],
2308 'rx' : ['CONFIG_RX_DIS'],
2309 's390' : ['CONFIG_S390_DIS'],
2310 'sh4' : ['CONFIG_SH4_DIS'],
2311 'sparc' : ['CONFIG_SPARC_DIS'],
2312 'xtensa' : ['CONFIG_XTENSA_DIS'],
2314 if link_language == 'cpp'
2316 'aarch64' : [ 'CONFIG_ARM_A64_DIS'],
2317 'arm' : [ 'CONFIG_ARM_DIS', 'CONFIG_ARM_A64_DIS'],
2318 'mips' : [ 'CONFIG_MIPS_DIS', 'CONFIG_NANOMIPS_DIS'],
2322 have_ivshmem = config_host_data.get('CONFIG_EVENTFD')
2324 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \
2325 (have_tpm ? ['CONFIG_TPM=y'] : []) + \
2326 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \
2327 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \
2328 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \
2329 (x11.found() ? ['CONFIG_X11=y'] : []) + \
2330 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \
2331 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \
2332 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \
2333 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \
2334 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \
2335 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \
2336 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : [])
2338 ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
2340 default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
2341 actual_target_dirs = []
2343 foreach target : target_dirs
2344 config_target = { 'TARGET_NAME': target.split('-')[0] }
2345 if target.endswith('linux-user')
2346 if targetos != 'linux'
2350 error('Target @0@ is only available on a Linux host'.format(target))
2352 config_target += { 'CONFIG_LINUX_USER': 'y' }
2353 elif target.endswith('bsd-user')
2354 if 'CONFIG_BSD' not in config_host
2358 error('Target @0@ is only available on a BSD host'.format(target))
2360 config_target += { 'CONFIG_BSD_USER': 'y' }
2361 elif target.endswith('softmmu')
2362 config_target += { 'CONFIG_SOFTMMU': 'y' }
2364 if target.endswith('-user')
2366 'CONFIG_USER_ONLY': 'y',
2367 'CONFIG_QEMU_INTERP_PREFIX':
2368 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME'])
2373 foreach sym: accelerators
2374 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, [])
2375 config_target += { sym: 'y' }
2376 config_all += { sym: 'y' }
2377 if sym == 'CONFIG_TCG' and tcg_arch == 'tci'
2378 config_target += { 'CONFIG_TCG_INTERPRETER': 'y' }
2380 if target in modular_tcg
2381 config_target += { 'CONFIG_TCG_MODULAR': 'y' }
2383 config_target += { 'CONFIG_TCG_BUILTIN': 'y' }
2385 accel_kconfig += [ sym + '=y' ]
2388 if accel_kconfig.length() == 0
2392 error('No accelerator available for target @0@'.format(target))
2395 actual_target_dirs += target
2396 config_target += keyval.load('configs/targets' / target + '.mak')
2397 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' }
2399 if 'TARGET_NEED_FDT' in config_target
2400 fdt_required += target
2404 if 'TARGET_BASE_ARCH' not in config_target
2405 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']}
2407 if 'TARGET_ABI_DIR' not in config_target
2408 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']}
2410 if 'TARGET_BIG_ENDIAN' not in config_target
2411 config_target += {'TARGET_BIG_ENDIAN': 'n'}
2414 foreach k, v: disassemblers
2415 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k)
2417 config_target += { sym: 'y' }
2418 config_all_disas += { sym: 'y' }
2423 config_target_data = configuration_data()
2424 foreach k, v: config_target
2425 if not k.startswith('TARGET_') and not k.startswith('CONFIG_')
2427 elif ignored.contains(k)
2429 elif k == 'TARGET_BASE_ARCH'
2430 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is
2431 # not used to select files from sourcesets.
2432 config_target_data.set('TARGET_' + v.to_upper(), 1)
2433 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX'
2434 config_target_data.set_quoted(k, v)
2436 config_target_data.set(k, 1)
2438 config_target_data.set(k, 0)
2440 config_target_data.set(k, v)
2443 config_target_data.set('QEMU_ARCH',
2444 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper())
2445 config_target_h += {target: configure_file(output: target + '-config-target.h',
2446 configuration: config_target_data)}
2448 if target.endswith('-softmmu')
2449 config_input = meson.get_external_property(target, 'default')
2450 config_devices_mak = target + '-config-devices.mak'
2451 config_devices_mak = configure_file(
2452 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'],
2453 output: config_devices_mak,
2454 depfile: config_devices_mak + '.d',
2456 command: [minikconf,
2457 get_option('default_devices') ? '--defconfig' : '--allnoconfig',
2458 config_devices_mak, '@DEPFILE@', '@INPUT@',
2459 host_kconfig, accel_kconfig,
2460 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y'])
2462 config_devices_data = configuration_data()
2463 config_devices = keyval.load(config_devices_mak)
2464 foreach k, v: config_devices
2465 config_devices_data.set(k, 1)
2467 config_devices_mak_list += config_devices_mak
2468 config_devices_h += {target: configure_file(output: target + '-config-devices.h',
2469 configuration: config_devices_data)}
2470 config_target += config_devices
2471 config_all_devices += config_devices
2473 config_target_mak += {target: config_target}
2475 target_dirs = actual_target_dirs
2477 # This configuration is used to build files that are shared by
2478 # multiple binaries, and then extracted out of the "common"
2479 # static_library target.
2481 # We do not use all_sources()/all_dependencies(), because it would
2482 # build literally all source files, including devices only used by
2483 # targets that are not built for this compilation. The CONFIG_ALL
2484 # pseudo symbol replaces it.
2486 config_all += config_all_devices
2487 config_all += config_host
2488 config_all += config_all_disas
2490 'CONFIG_XEN': xen.found(),
2491 'CONFIG_SOFTMMU': have_system,
2492 'CONFIG_USER_ONLY': have_user,
2496 target_configs_h = []
2497 foreach target: target_dirs
2498 target_configs_h += config_target_h[target]
2499 target_configs_h += config_devices_h.get(target, [])
2501 genh += custom_target('config-poison.h',
2502 input: [target_configs_h],
2503 output: 'config-poison.h',
2505 command: [find_program('scripts/make-config-poison.sh'),
2512 capstone = not_found
2513 capstone_opt = get_option('capstone')
2514 if capstone_opt in ['enabled', 'auto', 'system']
2515 have_internal = fs.exists(meson.current_source_dir() / 'capstone/Makefile')
2516 capstone = dependency('capstone', version: '>=4.0',
2517 kwargs: static_kwargs, method: 'pkg-config',
2518 required: capstone_opt == 'system' or
2519 capstone_opt == 'enabled' and not have_internal)
2521 # Some versions of capstone have broken pkg-config file
2522 # that reports a wrong -I path, causing the #include to
2523 # fail later. If the system has such a broken version
2525 if capstone.found() and not cc.compiles('#include <capstone.h>',
2526 dependencies: [capstone])
2527 capstone = not_found
2528 if capstone_opt == 'system'
2529 error('system capstone requested, it does not appear to work')
2534 capstone_opt = 'system'
2536 capstone_opt = 'internal'
2538 capstone_opt = 'disabled'
2541 if capstone_opt == 'internal'
2542 capstone_data = configuration_data()
2543 capstone_data.set('CAPSTONE_USE_SYS_DYN_MEM', '1')
2545 capstone_files = files(
2547 'capstone/MCInst.c',
2548 'capstone/MCInstrDesc.c',
2549 'capstone/MCRegisterInfo.c',
2550 'capstone/SStream.c',
2554 if 'CONFIG_ARM_DIS' in config_all_disas
2555 capstone_data.set('CAPSTONE_HAS_ARM', '1')
2556 capstone_files += files(
2557 'capstone/arch/ARM/ARMDisassembler.c',
2558 'capstone/arch/ARM/ARMInstPrinter.c',
2559 'capstone/arch/ARM/ARMMapping.c',
2560 'capstone/arch/ARM/ARMModule.c'
2564 # FIXME: This config entry currently depends on a c++ compiler.
2565 # Which is needed for building libvixl, but not for capstone.
2566 if 'CONFIG_ARM_A64_DIS' in config_all_disas
2567 capstone_data.set('CAPSTONE_HAS_ARM64', '1')
2568 capstone_files += files(
2569 'capstone/arch/AArch64/AArch64BaseInfo.c',
2570 'capstone/arch/AArch64/AArch64Disassembler.c',
2571 'capstone/arch/AArch64/AArch64InstPrinter.c',
2572 'capstone/arch/AArch64/AArch64Mapping.c',
2573 'capstone/arch/AArch64/AArch64Module.c'
2577 if 'CONFIG_PPC_DIS' in config_all_disas
2578 capstone_data.set('CAPSTONE_HAS_POWERPC', '1')
2579 capstone_files += files(
2580 'capstone/arch/PowerPC/PPCDisassembler.c',
2581 'capstone/arch/PowerPC/PPCInstPrinter.c',
2582 'capstone/arch/PowerPC/PPCMapping.c',
2583 'capstone/arch/PowerPC/PPCModule.c'
2587 if 'CONFIG_S390_DIS' in config_all_disas
2588 capstone_data.set('CAPSTONE_HAS_SYSZ', '1')
2589 capstone_files += files(
2590 'capstone/arch/SystemZ/SystemZDisassembler.c',
2591 'capstone/arch/SystemZ/SystemZInstPrinter.c',
2592 'capstone/arch/SystemZ/SystemZMapping.c',
2593 'capstone/arch/SystemZ/SystemZModule.c',
2594 'capstone/arch/SystemZ/SystemZMCTargetDesc.c'
2598 if 'CONFIG_I386_DIS' in config_all_disas
2599 capstone_data.set('CAPSTONE_HAS_X86', 1)
2600 capstone_files += files(
2601 'capstone/arch/X86/X86Disassembler.c',
2602 'capstone/arch/X86/X86DisassemblerDecoder.c',
2603 'capstone/arch/X86/X86ATTInstPrinter.c',
2604 'capstone/arch/X86/X86IntelInstPrinter.c',
2605 'capstone/arch/X86/X86InstPrinterCommon.c',
2606 'capstone/arch/X86/X86Mapping.c',
2607 'capstone/arch/X86/X86Module.c'
2611 configure_file(output: 'capstone-defs.h', configuration: capstone_data)
2614 # FIXME: There does not seem to be a way to completely replace the c_args
2615 # that come from add_project_arguments() -- we can only add to them.
2616 # So: disable all warnings with a big hammer.
2619 # Include all configuration defines via a header file, which will wind up
2620 # as a dependency on the object file, and thus changes here will result
2622 '-include', 'capstone-defs.h'
2625 libcapstone = static_library('capstone',
2626 build_by_default: false,
2627 sources: capstone_files,
2628 c_args: capstone_cargs,
2629 include_directories: 'capstone/include')
2630 capstone = declare_dependency(link_with: libcapstone,
2631 include_directories: 'capstone/include/capstone')
2635 slirp_opt = 'disabled'
2637 slirp_opt = get_option('slirp')
2638 if slirp_opt in ['enabled', 'auto', 'system']
2639 have_internal = fs.exists(meson.current_source_dir() / 'slirp/meson.build')
2640 slirp_dep_required = (slirp_opt == 'system' or
2641 slirp_opt == 'enabled' and not have_internal)
2642 slirp = dependency('slirp', kwargs: static_kwargs,
2643 method: 'pkg-config', version: '>=4.1.0',
2644 required: slirp_dep_required)
2645 # slirp <4.7 is incompatible with CFI support in QEMU. This is because
2646 # it passes function pointers within libslirp as callbacks for timers.
2647 # When using a system-wide shared libslirp, the type information for the
2648 # callback is missing and the timer call produces a false positive with CFI.
2649 # Do not use the "version" keyword argument to produce a better error.
2650 # with control-flow integrity.
2651 if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7')
2652 if slirp_dep_required
2653 error('Control-Flow Integrity requires libslirp 4.7.')
2655 warning('Control-Flow Integrity requires libslirp 4.7, not using system-wide libslirp.')
2660 slirp_opt = 'system'
2662 slirp_opt = 'internal'
2664 slirp_opt = 'disabled'
2667 if slirp_opt == 'internal'
2669 if targetos == 'windows'
2670 slirp_deps = cc.find_library('iphlpapi')
2671 elif targetos == 'darwin'
2672 slirp_deps = cc.find_library('resolv')
2674 slirp_conf = configuration_data()
2675 slirp_conf.set('SLIRP_MAJOR_VERSION', meson.project_version().split('.')[0])
2676 slirp_conf.set('SLIRP_MINOR_VERSION', meson.project_version().split('.')[1])
2677 slirp_conf.set('SLIRP_MICRO_VERSION', meson.project_version().split('.')[2])
2678 slirp_conf.set_quoted('SLIRP_VERSION_STRING', meson.project_version())
2679 slirp_cargs = ['-DG_LOG_DOMAIN="Slirp"']
2681 'slirp/src/arp_table.c',
2682 'slirp/src/bootp.c',
2683 'slirp/src/cksum.c',
2684 'slirp/src/dhcpv6.c',
2685 'slirp/src/dnssearch.c',
2687 'slirp/src/ip6_icmp.c',
2688 'slirp/src/ip6_input.c',
2689 'slirp/src/ip6_output.c',
2690 'slirp/src/ip_icmp.c',
2691 'slirp/src/ip_input.c',
2692 'slirp/src/ip_output.c',
2696 'slirp/src/ndp_table.c',
2698 'slirp/src/slirp.c',
2699 'slirp/src/socket.c',
2700 'slirp/src/state.c',
2701 'slirp/src/stream.c',
2702 'slirp/src/tcp_input.c',
2703 'slirp/src/tcp_output.c',
2704 'slirp/src/tcp_subr.c',
2705 'slirp/src/tcp_timer.c',
2710 'slirp/src/version.c',
2711 'slirp/src/vmstate.c',
2715 input : 'slirp/src/libslirp-version.h.in',
2716 output : 'libslirp-version.h',
2717 configuration: slirp_conf)
2719 slirp_inc = include_directories('slirp', 'slirp/src')
2720 libslirp = static_library('slirp',
2721 build_by_default: false,
2722 sources: slirp_files,
2723 c_args: slirp_cargs,
2724 include_directories: slirp_inc)
2725 slirp = declare_dependency(link_with: libslirp,
2726 dependencies: slirp_deps,
2727 include_directories: slirp_inc)
2733 fdt_opt = get_option('fdt')
2734 if fdt_opt in ['enabled', 'auto', 'system']
2735 have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt')
2736 fdt = cc.find_library('fdt', kwargs: static_kwargs,
2737 required: fdt_opt == 'system' or
2738 fdt_opt == 'enabled' and not have_internal)
2739 if fdt.found() and cc.links('''
2741 #include <libfdt_env.h>
2742 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''',
2745 elif fdt_opt == 'system'
2746 error('system libfdt requested, but it is too old (1.5.1 or newer required)')
2748 fdt_opt = 'internal'
2750 fdt_opt = 'disabled'
2754 if fdt_opt == 'internal'
2757 'dtc/libfdt/fdt_ro.c',
2758 'dtc/libfdt/fdt_wip.c',
2759 'dtc/libfdt/fdt_sw.c',
2760 'dtc/libfdt/fdt_rw.c',
2761 'dtc/libfdt/fdt_strerror.c',
2762 'dtc/libfdt/fdt_empty_tree.c',
2763 'dtc/libfdt/fdt_addresses.c',
2764 'dtc/libfdt/fdt_overlay.c',
2765 'dtc/libfdt/fdt_check.c',
2768 fdt_inc = include_directories('dtc/libfdt')
2769 libfdt = static_library('fdt',
2770 build_by_default: false,
2772 include_directories: fdt_inc)
2773 fdt = declare_dependency(link_with: libfdt,
2774 include_directories: fdt_inc)
2777 fdt_opt = 'disabled'
2779 if not fdt.found() and fdt_required.length() > 0
2780 error('fdt not available but required by targets ' + ', '.join(fdt_required))
2783 config_host_data.set('CONFIG_CAPSTONE', capstone.found())
2784 config_host_data.set('CONFIG_FDT', fdt.found())
2785 config_host_data.set('CONFIG_SLIRP', slirp.found())
2787 #####################
2788 # Generated sources #
2789 #####################
2791 genh += configure_file(output: 'config-host.h', configuration: config_host_data)
2793 hxtool = find_program('scripts/hxtool')
2794 shaderinclude = find_program('scripts/shaderinclude.pl')
2795 qapi_gen = find_program('scripts/qapi-gen.py')
2796 qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py',
2797 meson.current_source_dir() / 'scripts/qapi/commands.py',
2798 meson.current_source_dir() / 'scripts/qapi/common.py',
2799 meson.current_source_dir() / 'scripts/qapi/error.py',
2800 meson.current_source_dir() / 'scripts/qapi/events.py',
2801 meson.current_source_dir() / 'scripts/qapi/expr.py',
2802 meson.current_source_dir() / 'scripts/qapi/gen.py',
2803 meson.current_source_dir() / 'scripts/qapi/introspect.py',
2804 meson.current_source_dir() / 'scripts/qapi/parser.py',
2805 meson.current_source_dir() / 'scripts/qapi/schema.py',
2806 meson.current_source_dir() / 'scripts/qapi/source.py',
2807 meson.current_source_dir() / 'scripts/qapi/types.py',
2808 meson.current_source_dir() / 'scripts/qapi/visit.py',
2809 meson.current_source_dir() / 'scripts/qapi/common.py',
2810 meson.current_source_dir() / 'scripts/qapi-gen.py'
2814 python, files('scripts/tracetool.py'),
2815 '--backend=' + ','.join(get_option('trace_backends'))
2817 tracetool_depends = files(
2818 'scripts/tracetool/backend/log.py',
2819 'scripts/tracetool/backend/__init__.py',
2820 'scripts/tracetool/backend/dtrace.py',
2821 'scripts/tracetool/backend/ftrace.py',
2822 'scripts/tracetool/backend/simple.py',
2823 'scripts/tracetool/backend/syslog.py',
2824 'scripts/tracetool/backend/ust.py',
2825 'scripts/tracetool/format/ust_events_c.py',
2826 'scripts/tracetool/format/ust_events_h.py',
2827 'scripts/tracetool/format/__init__.py',
2828 'scripts/tracetool/format/d.py',
2829 'scripts/tracetool/format/simpletrace_stap.py',
2830 'scripts/tracetool/format/c.py',
2831 'scripts/tracetool/format/h.py',
2832 'scripts/tracetool/format/log_stap.py',
2833 'scripts/tracetool/format/stap.py',
2834 'scripts/tracetool/__init__.py',
2835 'scripts/tracetool/transform.py',
2836 'scripts/tracetool/vcpu.py'
2839 qemu_version_cmd = [find_program('scripts/qemu-version.sh'),
2840 meson.current_source_dir(),
2841 get_option('pkgversion'), meson.project_version()]
2842 qemu_version = custom_target('qemu-version.h',
2843 output: 'qemu-version.h',
2844 command: qemu_version_cmd,
2846 build_by_default: true,
2847 build_always_stale: true)
2848 genh += qemu_version
2852 ['qemu-options.hx', 'qemu-options.def'],
2853 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'],
2857 ['hmp-commands.hx', 'hmp-commands.h'],
2858 ['hmp-commands-info.hx', 'hmp-commands-info.h'],
2861 foreach d : hx_headers
2862 hxdep += custom_target(d[1],
2866 build_by_default: true, # to be removed when added to a target
2867 command: [hxtool, '-h', '@INPUT0@'])
2875 authz_ss = ss.source_set()
2876 blockdev_ss = ss.source_set()
2877 block_ss = ss.source_set()
2878 chardev_ss = ss.source_set()
2879 common_ss = ss.source_set()
2880 crypto_ss = ss.source_set()
2881 hwcore_ss = ss.source_set()
2882 io_ss = ss.source_set()
2883 qmp_ss = ss.source_set()
2884 qom_ss = ss.source_set()
2885 softmmu_ss = ss.source_set()
2886 specific_fuzz_ss = ss.source_set()
2887 specific_ss = ss.source_set()
2888 stub_ss = ss.source_set()
2889 trace_ss = ss.source_set()
2890 user_ss = ss.source_set()
2891 util_ss = ss.source_set()
2894 qtest_module_ss = ss.source_set()
2895 tcg_module_ss = ss.source_set()
2901 target_softmmu_arch = {}
2902 target_user_arch = {}
2908 # TODO: add each directory to the subdirs from its own meson.build, once
2910 trace_events_subdirs = [
2918 trace_events_subdirs += [ 'linux-user' ]
2921 trace_events_subdirs += [ 'bsd-user' ]
2924 trace_events_subdirs += [
2933 trace_events_subdirs += [
2947 'hw/block/dataplane',
2996 if have_system or have_user
2997 trace_events_subdirs += [
3015 vhost_user = not_found
3016 if targetos == 'linux' and have_vhost_user
3017 libvhost_user = subproject('libvhost-user')
3018 vhost_user = libvhost_user.get_variable('vhost_user_dep')
3021 # NOTE: the trace/ subdirectory needs the qapi_trace_events variable
3022 # that is filled in by qapi/.
3036 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO')
3037 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO')
3040 qom_ss = qom_ss.apply(config_host, strict: false)
3041 libqom = static_library('qom', qom_ss.sources() + genh,
3042 dependencies: [qom_ss.dependencies()],
3044 qom = declare_dependency(link_whole: libqom)
3046 event_loop_base = files('event-loop-base.c')
3047 event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh,
3048 build_by_default: true)
3049 event_loop_base = declare_dependency(link_whole: event_loop_base,
3050 dependencies: [qom])
3052 stub_ss = stub_ss.apply(config_all, strict: false)
3054 util_ss.add_all(trace_ss)
3055 util_ss = util_ss.apply(config_all, strict: false)
3056 libqemuutil = static_library('qemuutil',
3057 sources: util_ss.sources() + stub_ss.sources() + genh,
3058 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman])
3059 qemuutil = declare_dependency(link_with: libqemuutil,
3060 sources: genh + version_res,
3061 dependencies: [event_loop_base])
3063 if have_system or have_user
3064 decodetree = generator(find_program('scripts/decodetree.py'),
3065 output: 'decode-@BASENAME@.c.inc',
3066 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@'])
3067 subdir('libdecnumber')
3084 if config_host_data.get('CONFIG_REPLICATION')
3085 block_ss.add(files('replication.c'))
3092 blockdev_ss.add(files(
3099 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
3100 # os-win32.c does not
3101 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
3102 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
3105 common_ss.add(files('cpus-common.c'))
3109 common_ss.add(capstone)
3110 specific_ss.add(files('cpu.c', 'disas.c', 'gdbstub.c'), capstone)
3112 # Work around a gcc bug/misfeature wherein constant propagation looks
3114 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696
3115 # to guess that a const variable is always zero. Without lto, this is
3116 # impossible, as the alias is restricted to page-vary-common.c. Indeed,
3117 # without lto, not even the alias is required -- we simply use different
3118 # declarations in different compilation units.
3119 pagevary = files('page-vary-common.c')
3120 if get_option('b_lto')
3121 pagevary_flags = ['-fno-lto']
3122 if get_option('cfi')
3123 pagevary_flags += '-fno-sanitize=cfi-icall'
3125 pagevary = static_library('page-vary-common', sources: pagevary + genh,
3126 c_args: pagevary_flags)
3127 pagevary = declare_dependency(link_with: pagevary)
3129 common_ss.add(pagevary)
3130 specific_ss.add(files('page-vary.c'))
3138 subdir('semihosting')
3145 common_user_inc = []
3147 subdir('common-user')
3149 subdir('linux-user')
3151 # needed for fuzzing binaries
3152 subdir('tests/qtest/libqos')
3153 subdir('tests/qtest/fuzz')
3156 tcg_real_module_ss = ss.source_set()
3157 tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss)
3158 specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss)
3159 target_modules += { 'accel' : { 'qtest': qtest_module_ss,
3160 'tcg': tcg_real_module_ss }}
3162 ########################
3163 # Library dependencies #
3164 ########################
3166 modinfo_collect = find_program('scripts/modinfo-collect.py')
3167 modinfo_generate = find_program('scripts/modinfo-generate.py')
3172 foreach d, list : modules
3173 foreach m, module_ss : list
3174 if enable_modules and targetos != 'windows'
3175 module_ss = module_ss.apply(config_all, strict: false)
3176 sl = static_library(d + '-' + m, [genh, module_ss.sources()],
3177 dependencies: [modulecommon, module_ss.dependencies()], pic: true)
3183 if module_ss.sources() != []
3184 # FIXME: Should use sl.extract_all_objects(recursive: true) as
3185 # input. Sources can be used multiple times but objects are
3186 # unique when it comes to lookup in compile_commands.json.
3187 # Depnds on a mesion version with
3188 # https://github.com/mesonbuild/meson/pull/8900
3189 modinfo_files += custom_target(d + '-' + m + '.modinfo',
3190 output: d + '-' + m + '.modinfo',
3191 input: module_ss.sources() + genh,
3193 command: [modinfo_collect, module_ss.sources()])
3197 block_ss.add_all(module_ss)
3199 softmmu_ss.add_all(module_ss)
3205 foreach d, list : target_modules
3206 foreach m, module_ss : list
3207 if enable_modules and targetos != 'windows'
3208 foreach target : target_dirs
3209 if target.endswith('-softmmu')
3210 config_target = config_target_mak[target]
3211 config_target += config_host
3212 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3213 c_args = ['-DNEED_CPU_H',
3214 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3215 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3216 target_module_ss = module_ss.apply(config_target, strict: false)
3217 if target_module_ss.sources() != []
3218 module_name = d + '-' + m + '-' + config_target['TARGET_NAME']
3219 sl = static_library(module_name,
3220 [genh, target_module_ss.sources()],
3221 dependencies: [modulecommon, target_module_ss.dependencies()],
3222 include_directories: target_inc,
3226 # FIXME: Should use sl.extract_all_objects(recursive: true) too.
3227 modinfo_files += custom_target(module_name + '.modinfo',
3228 output: module_name + '.modinfo',
3229 input: target_module_ss.sources() + genh,
3231 command: [modinfo_collect, '--target', target, target_module_ss.sources()])
3236 specific_ss.add_all(module_ss)
3242 modinfo_src = custom_target('modinfo.c',
3243 output: 'modinfo.c',
3244 input: modinfo_files,
3245 command: [modinfo_generate, '@INPUT@'],
3247 modinfo_lib = static_library('modinfo', modinfo_src)
3248 modinfo_dep = declare_dependency(link_whole: modinfo_lib)
3249 softmmu_ss.add(modinfo_dep)
3252 nm = find_program('nm')
3253 undefsym = find_program('scripts/undefsym.py')
3254 block_syms = custom_target('block.syms', output: 'block.syms',
3255 input: [libqemuutil, block_mods],
3257 command: [undefsym, nm, '@INPUT@'])
3258 qemu_syms = custom_target('qemu.syms', output: 'qemu.syms',
3259 input: [libqemuutil, softmmu_mods],
3261 command: [undefsym, nm, '@INPUT@'])
3263 authz_ss = authz_ss.apply(config_host, strict: false)
3264 libauthz = static_library('authz', authz_ss.sources() + genh,
3265 dependencies: [authz_ss.dependencies()],
3267 build_by_default: false)
3269 authz = declare_dependency(link_whole: libauthz,
3272 crypto_ss = crypto_ss.apply(config_host, strict: false)
3273 libcrypto = static_library('crypto', crypto_ss.sources() + genh,
3274 dependencies: [crypto_ss.dependencies()],
3276 build_by_default: false)
3278 crypto = declare_dependency(link_whole: libcrypto,
3279 dependencies: [authz, qom])
3281 io_ss = io_ss.apply(config_host, strict: false)
3282 libio = static_library('io', io_ss.sources() + genh,
3283 dependencies: [io_ss.dependencies()],
3284 link_with: libqemuutil,
3286 build_by_default: false)
3288 io = declare_dependency(link_whole: libio, dependencies: [crypto, qom])
3290 libmigration = static_library('migration', sources: migration_files + genh,
3292 build_by_default: false)
3293 migration = declare_dependency(link_with: libmigration,
3294 dependencies: [zlib, qom, io])
3295 softmmu_ss.add(migration)
3297 block_ss = block_ss.apply(config_host, strict: false)
3298 libblock = static_library('block', block_ss.sources() + genh,
3299 dependencies: block_ss.dependencies(),
3300 link_depends: block_syms,
3302 build_by_default: false)
3304 block = declare_dependency(link_whole: [libblock],
3305 link_args: '@block.syms',
3306 dependencies: [crypto, io])
3308 blockdev_ss = blockdev_ss.apply(config_host, strict: false)
3309 libblockdev = static_library('blockdev', blockdev_ss.sources() + genh,
3310 dependencies: blockdev_ss.dependencies(),
3312 build_by_default: false)
3314 blockdev = declare_dependency(link_whole: [libblockdev],
3315 dependencies: [block, event_loop_base])
3317 qmp_ss = qmp_ss.apply(config_host, strict: false)
3318 libqmp = static_library('qmp', qmp_ss.sources() + genh,
3319 dependencies: qmp_ss.dependencies(),
3321 build_by_default: false)
3323 qmp = declare_dependency(link_whole: [libqmp])
3325 libchardev = static_library('chardev', chardev_ss.sources() + genh,
3327 dependencies: chardev_ss.dependencies(),
3328 build_by_default: false)
3330 chardev = declare_dependency(link_whole: libchardev)
3332 hwcore_ss = hwcore_ss.apply(config_host, strict: false)
3333 libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh,
3335 build_by_default: false)
3336 hwcore = declare_dependency(link_whole: libhwcore)
3337 common_ss.add(hwcore)
3343 emulator_modules = []
3344 foreach m : block_mods + softmmu_mods
3345 emulator_modules += shared_module(m.name(),
3346 build_by_default: true,
3350 install_dir: qemu_moddir)
3353 softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp)
3354 common_ss.add(qom, qemuutil)
3356 common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss])
3357 common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss)
3359 common_all = common_ss.apply(config_all, strict: false)
3360 common_all = static_library('common',
3361 build_by_default: false,
3362 sources: common_all.sources() + genh,
3363 include_directories: common_user_inc,
3364 implicit_include_directories: false,
3365 dependencies: common_all.dependencies(),
3368 feature_to_c = find_program('scripts/feature_to_c.sh')
3370 if targetos == 'darwin'
3371 entitlement = find_program('scripts/entitlement.sh')
3375 foreach target : target_dirs
3376 config_target = config_target_mak[target]
3377 target_name = config_target['TARGET_NAME']
3378 target_base_arch = config_target['TARGET_BASE_ARCH']
3379 arch_srcs = [config_target_h[target]]
3381 c_args = ['-DNEED_CPU_H',
3382 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3383 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3384 link_args = emulator_link_args
3386 config_target += config_host
3387 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3388 if targetos == 'linux'
3389 target_inc += include_directories('linux-headers', is_system: true)
3391 if target.endswith('-softmmu')
3392 qemu_target_name = 'qemu-system-' + target_name
3393 target_type='system'
3394 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false)
3395 arch_srcs += t.sources()
3396 arch_deps += t.dependencies()
3398 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch
3399 hw = hw_arch[hw_dir].apply(config_target, strict: false)
3400 arch_srcs += hw.sources()
3401 arch_deps += hw.dependencies()
3403 arch_srcs += config_devices_h[target]
3404 link_args += ['@block.syms', '@qemu.syms']
3406 abi = config_target['TARGET_ABI_DIR']
3408 target_inc += common_user_inc
3409 qemu_target_name = 'qemu-' + target_name
3410 if target_base_arch in target_user_arch
3411 t = target_user_arch[target_base_arch].apply(config_target, strict: false)
3412 arch_srcs += t.sources()
3413 arch_deps += t.dependencies()
3415 if 'CONFIG_LINUX_USER' in config_target
3416 base_dir = 'linux-user'
3418 if 'CONFIG_BSD_USER' in config_target
3419 base_dir = 'bsd-user'
3420 target_inc += include_directories('bsd-user/' / targetos)
3421 target_inc += include_directories('bsd-user/host/' / host_arch)
3422 dir = base_dir / abi
3423 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c')
3425 target_inc += include_directories(
3429 if 'CONFIG_LINUX_USER' in config_target
3430 dir = base_dir / abi
3431 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c')
3432 if config_target.has_key('TARGET_SYSTBL_ABI')
3434 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'],
3435 extra_args : config_target['TARGET_SYSTBL_ABI'])
3440 if 'TARGET_XML_FILES' in config_target
3441 gdbstub_xml = custom_target(target + '-gdbstub-xml.c',
3442 output: target + '-gdbstub-xml.c',
3443 input: files(config_target['TARGET_XML_FILES'].split()),
3444 command: [feature_to_c, '@INPUT@'],
3446 arch_srcs += gdbstub_xml
3449 t = target_arch[target_base_arch].apply(config_target, strict: false)
3450 arch_srcs += t.sources()
3451 arch_deps += t.dependencies()
3453 target_common = common_ss.apply(config_target, strict: false)
3454 objects = common_all.extract_objects(target_common.sources())
3455 deps = target_common.dependencies()
3457 target_specific = specific_ss.apply(config_target, strict: false)
3458 arch_srcs += target_specific.sources()
3459 arch_deps += target_specific.dependencies()
3461 lib = static_library('qemu-' + target,
3462 sources: arch_srcs + genh,
3463 dependencies: arch_deps,
3465 include_directories: target_inc,
3467 build_by_default: false,
3470 if target.endswith('-softmmu')
3472 'name': 'qemu-system-' + target_name,
3473 'win_subsystem': 'console',
3474 'sources': files('softmmu/main.c'),
3477 if targetos == 'windows' and (sdl.found() or gtk.found())
3479 'name': 'qemu-system-' + target_name + 'w',
3480 'win_subsystem': 'windows',
3481 'sources': files('softmmu/main.c'),
3485 if get_option('fuzzing')
3486 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false)
3488 'name': 'qemu-fuzz-' + target_name,
3489 'win_subsystem': 'console',
3490 'sources': specific_fuzz.sources(),
3491 'dependencies': specific_fuzz.dependencies(),
3496 'name': 'qemu-' + target_name,
3497 'win_subsystem': 'console',
3503 exe_name = exe['name']
3504 if targetos == 'darwin'
3505 exe_name += '-unsigned'
3508 emulator = executable(exe_name, exe['sources'],
3511 dependencies: arch_deps + deps + exe['dependencies'],
3512 objects: lib.extract_all_objects(recursive: true),
3513 link_language: link_language,
3514 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
3515 link_args: link_args,
3516 win_subsystem: exe['win_subsystem'])
3518 if targetos == 'darwin'
3519 icon = 'pc-bios/qemu.rsrc'
3520 build_input = [emulator, files(icon)]
3522 get_option('bindir') / exe_name,
3523 meson.current_source_dir() / icon
3525 if 'CONFIG_HVF' in config_target
3526 entitlements = 'accel/hvf/entitlements.plist'
3527 build_input += files(entitlements)
3528 install_input += meson.current_source_dir() / entitlements
3531 emulators += {exe['name'] : custom_target(exe['name'],
3533 output: exe['name'],
3534 command: [entitlement, '@OUTPUT@', '@INPUT@'])
3537 meson.add_install_script(entitlement, '--install',
3538 get_option('bindir') / exe['name'],
3541 emulators += {exe['name']: emulator}
3546 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false},
3547 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true},
3548 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
3549 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
3551 custom_target(exe['name'] + stp['ext'],
3552 input: trace_events_all,
3553 output: exe['name'] + stp['ext'],
3554 install: stp['install'],
3555 install_dir: get_option('datadir') / 'systemtap/tapset',
3557 tracetool, '--group=all', '--format=' + stp['fmt'],
3558 '--binary=' + stp['bin'],
3559 '--target-name=' + target_name,
3560 '--target-type=' + target_type,
3561 '--probe-prefix=qemu.' + target_type + '.' + target_name,
3562 '@INPUT@', '@OUTPUT@'
3564 depend_files: tracetool_depends)
3570 # Other build targets
3572 if 'CONFIG_PLUGIN' in config_host
3573 install_headers('include/qemu/qemu-plugin.h')
3578 # Don't build qemu-keymap if xkbcommon is not explicitly enabled
3579 # when we don't build tools or system
3580 if xkbcommon.found()
3581 # used for the update-keymaps target, so include rules even if !have_tools
3582 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh,
3583 dependencies: [qemuutil, xkbcommon], install: have_tools)
3587 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
3588 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)
3589 qemu_io = executable('qemu-io', files('qemu-io.c'),
3590 dependencies: [block, qemuutil], install: true)
3591 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'),
3592 dependencies: [blockdev, qemuutil, gnutls, selinux],
3595 subdir('storage-daemon')
3596 subdir('contrib/rdmacm-mux')
3597 subdir('contrib/elf2dmp')
3599 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'),
3600 dependencies: qemuutil,
3604 subdir('contrib/vhost-user-blk')
3605 subdir('contrib/vhost-user-gpu')
3606 subdir('contrib/vhost-user-input')
3607 subdir('contrib/vhost-user-scsi')
3610 if targetos == 'linux'
3611 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'),
3612 dependencies: [qemuutil, libcap_ng],
3614 install_dir: get_option('libexecdir'))
3616 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'),
3617 dependencies: [authz, crypto, io, qom, qemuutil,
3618 libcap_ng, mpathpersist],
3623 subdir('contrib/ivshmem-client')
3624 subdir('contrib/ivshmem-server')
3637 if host_machine.system() == 'windows'
3639 find_program('scripts/nsis.py'),
3641 get_option('prefix'),
3642 meson.current_source_dir(),
3645 '-DDISPLAYVERSION=' + meson.project_version(),
3648 nsis_cmd += '-DCONFIG_DOCUMENTATION=y'
3651 nsis_cmd += '-DCONFIG_GTK=y'
3654 nsis = custom_target('nsis',
3655 output: 'qemu-setup-' + meson.project_version() + '.exe',
3656 input: files('qemu.nsi'),
3657 build_always_stale: true,
3658 command: nsis_cmd + ['@INPUT@'])
3659 alias_target('installer', nsis)
3662 #########################
3663 # Configuration summary #
3664 #########################
3668 summary_info += {'Install prefix': get_option('prefix')}
3669 summary_info += {'BIOS directory': qemu_datadir}
3670 summary_info += {'firmware path': get_option('prefix') / get_option('qemu_firmwarepath')}
3671 summary_info += {'binary directory': get_option('prefix') / get_option('bindir')}
3672 summary_info += {'library directory': get_option('prefix') / get_option('libdir')}
3673 summary_info += {'module directory': qemu_moddir}
3674 summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')}
3675 summary_info += {'include directory': get_option('prefix') / get_option('includedir')}
3676 summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')}
3677 if targetos != 'windows'
3678 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')}
3679 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')}
3681 summary_info += {'local state directory': 'queried at runtime'}
3683 summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')}
3684 summary_info += {'Build directory': meson.current_build_dir()}
3685 summary_info += {'Source path': meson.current_source_dir()}
3686 summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']}
3687 summary(summary_info, bool_yn: true, section: 'Directories')
3691 summary_info += {'git': config_host['GIT']}
3692 summary_info += {'make': config_host['MAKE']}
3693 summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
3694 summary_info += {'sphinx-build': sphinx_build}
3695 if config_host.has_key('HAVE_GDB_BIN')
3696 summary_info += {'gdb': config_host['HAVE_GDB_BIN']}
3698 summary_info += {'iasl': iasl}
3699 summary_info += {'genisoimage': config_host['GENISOIMAGE']}
3700 if targetos == 'windows' and have_ga
3701 summary_info += {'wixl': wixl}
3703 if slirp_opt != 'disabled' and have_system
3704 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false}
3706 summary(summary_info, bool_yn: true, section: 'Host binaries')
3708 # Configurable features
3710 summary_info += {'Documentation': build_docs}
3711 summary_info += {'system-mode emulation': have_system}
3712 summary_info += {'user-mode emulation': have_user}
3713 summary_info += {'block layer': have_block}
3714 summary_info += {'Install blobs': get_option('install_blobs')}
3715 summary_info += {'module support': config_host.has_key('CONFIG_MODULES')}
3716 if config_host.has_key('CONFIG_MODULES')
3717 summary_info += {'alternative module path': get_option('module_upgrades')}
3719 summary_info += {'fuzzing support': get_option('fuzzing')}
3721 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)}
3723 summary_info += {'Trace backends': ','.join(get_option('trace_backends'))}
3724 if 'simple' in get_option('trace_backends')
3725 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'}
3727 summary_info += {'D-Bus display': dbus_display}
3728 summary_info += {'QOM debugging': get_option('qom_cast_debug')}
3729 summary_info += {'vhost-kernel support': have_vhost_kernel}
3730 summary_info += {'vhost-net support': have_vhost_net}
3731 summary_info += {'vhost-user support': have_vhost_user}
3732 summary_info += {'vhost-user-crypto support': have_vhost_user_crypto}
3733 summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server}
3734 summary_info += {'vhost-vdpa support': have_vhost_vdpa}
3735 summary_info += {'build guest agent': have_ga}
3736 summary(summary_info, bool_yn: true, section: 'Configurable features')
3738 # Compilation information
3740 summary_info += {'host CPU': cpu}
3741 summary_info += {'host endianness': build_machine.endian()}
3742 summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())}
3743 summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())}
3744 if link_language == 'cpp'
3745 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())}
3747 summary_info += {'C++ compiler': false}
3749 if targetos == 'darwin'
3750 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())}
3752 summary_info += {'CFLAGS': ' '.join(get_option('c_args')
3753 + ['-O' + get_option('optimization')]
3754 + (get_option('debug') ? ['-g'] : []))}
3755 if link_language == 'cpp'
3756 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args')
3757 + ['-O' + get_option('optimization')]
3758 + (get_option('debug') ? ['-g'] : []))}
3760 if targetos == 'darwin'
3761 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args')
3762 + ['-O' + get_option('optimization')]
3763 + (get_option('debug') ? ['-g'] : []))}
3765 link_args = get_option(link_language + '_link_args')
3766 if link_args.length() > 0
3767 summary_info += {'LDFLAGS': ' '.join(link_args)}
3769 summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)}
3770 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)}
3771 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)}
3772 summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)}
3773 summary_info += {'profiler': get_option('profiler')}
3774 summary_info += {'link-time optimization (LTO)': get_option('b_lto')}
3775 summary_info += {'PIE': get_option('b_pie')}
3776 summary_info += {'static build': config_host.has_key('CONFIG_STATIC')}
3777 summary_info += {'malloc trim support': has_malloc_trim}
3778 summary_info += {'membarrier': have_membarrier}
3779 summary_info += {'debug stack usage': get_option('debug_stack_usage')}
3780 summary_info += {'mutex debugging': get_option('debug_mutex')}
3781 summary_info += {'memory allocator': get_option('malloc')}
3782 summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')}
3783 summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')}
3784 summary_info += {'gprof enabled': get_option('gprof')}
3785 summary_info += {'gcov': get_option('b_coverage')}
3786 summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')}
3787 summary_info += {'CFI support': get_option('cfi')}
3788 if get_option('cfi')
3789 summary_info += {'CFI debug support': get_option('cfi_debug')}
3791 summary_info += {'strip binaries': get_option('strip')}
3792 summary_info += {'sparse': sparse}
3793 summary_info += {'mingw32 support': targetos == 'windows'}
3795 # snarf the cross-compilation information for tests
3796 foreach target: target_dirs
3797 tcg_mak = meson.current_build_dir() / 'tests/tcg' / 'config-' + target + '.mak'
3798 if fs.exists(tcg_mak)
3799 config_cross_tcg = keyval.load(tcg_mak)
3800 target = config_cross_tcg['TARGET_NAME']
3802 if 'DOCKER_CROSS_CC_GUEST' in config_cross_tcg
3803 summary_info += {target + ' tests': config_cross_tcg['DOCKER_CROSS_CC_GUEST'] +
3804 ' via ' + config_cross_tcg['DOCKER_IMAGE']}
3805 elif 'CROSS_CC_GUEST' in config_cross_tcg
3806 summary_info += {target + ' tests'
3807 : config_cross_tcg['CROSS_CC_GUEST'] }
3812 summary(summary_info, bool_yn: true, section: 'Compilation')
3814 # Targets and accelerators
3817 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')}
3818 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')}
3819 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')}
3820 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')}
3821 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')}
3822 summary_info += {'Xen support': xen.found()}
3824 summary_info += {'xen ctrl version': xen.version()}
3827 summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')}
3828 if config_all.has_key('CONFIG_TCG')
3829 if get_option('tcg_interpreter')
3830 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'}
3832 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)}
3834 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')}
3835 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')}
3837 summary_info += {'target list': ' '.join(target_dirs)}
3839 summary_info += {'default devices': get_option('default_devices')}
3840 summary_info += {'out of process emulation': multiprocess_allowed}
3842 summary(summary_info, bool_yn: true, section: 'Targets and accelerators')
3846 summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']}
3847 summary_info += {'coroutine pool': have_coroutine_pool}
3849 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')}
3850 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')}
3851 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')}
3852 summary_info += {'VirtFS support': have_virtfs}
3853 summary_info += {'build virtiofs daemon': have_virtiofsd}
3854 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')}
3855 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')}
3856 summary_info += {'bochs support': get_option('bochs').allowed()}
3857 summary_info += {'cloop support': get_option('cloop').allowed()}
3858 summary_info += {'dmg support': get_option('dmg').allowed()}
3859 summary_info += {'qcow v1 support': get_option('qcow1').allowed()}
3860 summary_info += {'vdi support': get_option('vdi').allowed()}
3861 summary_info += {'vvfat support': get_option('vvfat').allowed()}
3862 summary_info += {'qed support': get_option('qed').allowed()}
3863 summary_info += {'parallels support': get_option('parallels').allowed()}
3864 summary_info += {'FUSE exports': fuse}
3866 summary(summary_info, bool_yn: true, section: 'Block layer support')
3870 summary_info += {'TLS priority': get_option('tls_priority')}
3871 summary_info += {'GNUTLS support': gnutls}
3873 summary_info += {' GNUTLS crypto': gnutls_crypto.found()}
3875 summary_info += {'libgcrypt': gcrypt}
3876 summary_info += {'nettle': nettle}
3878 summary_info += {' XTS': xts != 'private'}
3880 summary_info += {'AF_ALG support': have_afalg}
3881 summary_info += {'rng-none': get_option('rng_none')}
3882 summary_info += {'Linux keyring': have_keyring}
3883 summary(summary_info, bool_yn: true, section: 'Crypto')
3887 if targetos == 'darwin'
3888 summary_info += {'Cocoa support': cocoa}
3890 summary_info += {'SDL support': sdl}
3891 summary_info += {'SDL image support': sdl_image}
3892 summary_info += {'GTK support': gtk}
3893 summary_info += {'pixman': pixman}
3894 summary_info += {'VTE support': vte}
3895 summary_info += {'slirp support': slirp_opt == 'internal' ? slirp_opt : slirp}
3896 summary_info += {'libtasn1': tasn1}
3897 summary_info += {'PAM': pam}
3898 summary_info += {'iconv support': iconv}
3899 summary_info += {'curses support': curses}
3900 summary_info += {'virgl support': virgl}
3901 summary_info += {'curl support': curl}
3902 summary_info += {'Multipath support': mpathpersist}
3903 summary_info += {'PNG support': png}
3904 summary_info += {'VNC support': vnc}
3906 summary_info += {'VNC SASL support': sasl}
3907 summary_info += {'VNC JPEG support': jpeg}
3909 if targetos not in ['darwin', 'haiku', 'windows']
3910 summary_info += {'OSS support': oss}
3911 elif targetos == 'darwin'
3912 summary_info += {'CoreAudio support': coreaudio}
3913 elif targetos == 'windows'
3914 summary_info += {'DirectSound support': dsound}
3916 if targetos == 'linux'
3917 summary_info += {'ALSA support': alsa}
3918 summary_info += {'PulseAudio support': pulse}
3920 summary_info += {'JACK support': jack}
3921 summary_info += {'brlapi support': brlapi}
3922 summary_info += {'vde support': vde}
3923 summary_info += {'netmap support': have_netmap}
3924 summary_info += {'l2tpv3 support': have_l2tpv3}
3925 summary_info += {'Linux AIO support': libaio}
3926 summary_info += {'Linux io_uring support': linux_io_uring}
3927 summary_info += {'ATTR/XATTR support': libattr}
3928 summary_info += {'RDMA support': rdma}
3929 summary_info += {'PVRDMA support': have_pvrdma}
3930 summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt}
3931 summary_info += {'libcap-ng support': libcap_ng}
3932 summary_info += {'bpf support': libbpf}
3933 summary_info += {'spice protocol support': spice_protocol}
3934 if spice_protocol.found()
3935 summary_info += {' spice server support': spice}
3937 summary_info += {'rbd support': rbd}
3938 summary_info += {'smartcard support': cacard}
3939 summary_info += {'U2F support': u2f}
3940 summary_info += {'libusb': libusb}
3941 summary_info += {'usb net redir': usbredir}
3942 summary_info += {'OpenGL support (epoxy)': opengl}
3943 summary_info += {'GBM': gbm}
3944 summary_info += {'libiscsi support': libiscsi}
3945 summary_info += {'libnfs support': libnfs}
3946 if targetos == 'windows'
3948 summary_info += {'QGA VSS support': have_qga_vss}
3951 summary_info += {'seccomp support': seccomp}
3952 summary_info += {'GlusterFS support': glusterfs}
3953 summary_info += {'TPM support': have_tpm}
3954 summary_info += {'libssh support': libssh}
3955 summary_info += {'lzo support': lzo}
3956 summary_info += {'snappy support': snappy}
3957 summary_info += {'bzip2 support': libbzip2}
3958 summary_info += {'lzfse support': liblzfse}
3959 summary_info += {'zstd support': zstd}
3960 summary_info += {'NUMA host support': numa}
3961 summary_info += {'capstone': capstone_opt == 'internal' ? capstone_opt : capstone}
3962 summary_info += {'libpmem support': libpmem}
3963 summary_info += {'libdaxctl support': libdaxctl}
3964 summary_info += {'libudev': libudev}
3965 # Dummy dependency, keep .found()
3966 summary_info += {'FUSE lseek': fuse_lseek.found()}
3967 summary_info += {'selinux': selinux}
3968 summary(summary_info, bool_yn: true, section: 'Dependencies')
3970 if not supported_cpus.contains(cpu)
3972 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!')
3974 message('CPU host architecture ' + cpu + ' support is not currently maintained.')
3975 message('The QEMU project intends to remove support for this host CPU in')
3976 message('a future release if nobody volunteers to maintain it and to')
3977 message('provide a build host for our continuous integration setup.')
3978 message('configure has succeeded and you can continue to build, but')
3979 message('if you care about QEMU on this platform you should contact')
3980 message('us upstream at qemu-devel@nongnu.org.')
3983 if not supported_oses.contains(targetos)
3985 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!')
3987 message('Host OS ' + targetos + 'support is not currently maintained.')
3988 message('The QEMU project intends to remove support for this host OS in')
3989 message('a future release if nobody volunteers to maintain it and to')
3990 message('provide a build host for our continuous integration setup.')
3991 message('configure has succeeded and you can continue to build, but')
3992 message('if you care about QEMU on this platform you should contact')
3993 message('us upstream at qemu-devel@nongnu.org.')