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',
213 if cc.compiles('int main () { return 0; }',
214 name: '-fsanitize-coverage-allowlist=/dev/null',
215 args: ['-fsanitize-coverage-allowlist=/dev/null'] )
216 add_global_arguments('-fsanitize-coverage-allowlist=instrumentation-filter',
217 native: false, language: ['c', 'cpp', 'objc'])
220 if get_option('fuzzing_engine') == ''
221 # Add CFLAGS to tell clang to add fuzzer-related instrumentation to all the
222 # compiled code. To build non-fuzzer binaries with --enable-fuzzing, link
223 # everything with fsanitize=fuzzer-no-link. Otherwise, the linker will be
224 # unable to bind the fuzzer-related callbacks added by instrumentation.
225 add_global_arguments('-fsanitize=fuzzer-no-link',
226 native: false, language: ['c', 'cpp', 'objc'])
227 add_global_link_arguments('-fsanitize=fuzzer-no-link',
228 native: false, language: ['c', 'cpp', 'objc'])
229 # For the actual fuzzer binaries, we need to link against the libfuzzer
230 # library. They need to be configurable, to support OSS-Fuzz
231 fuzz_exe_ldflags = ['-fsanitize=fuzzer']
233 # LIB_FUZZING_ENGINE was set; assume we are running on OSS-Fuzz, and
234 # the needed CFLAGS have already been provided
235 fuzz_exe_ldflags = get_option('fuzzing_engine').split()
239 add_global_arguments(qemu_cflags, native: false, language: ['c'])
240 add_global_arguments(qemu_cxxflags, native: false, language: ['cpp'])
241 add_global_arguments(qemu_objcflags, native: false, language: ['objc'])
242 add_global_link_arguments(qemu_ldflags, native: false, language: ['c', 'cpp', 'objc'])
244 if targetos == 'linux'
245 add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers',
246 '-isystem', 'linux-headers',
247 language: ['c', 'cpp'])
250 add_project_arguments('-iquote', '.',
251 '-iquote', meson.current_source_dir(),
252 '-iquote', meson.current_source_dir() / 'include',
253 '-iquote', meson.current_source_dir() / 'disas/libvixl',
254 language: ['c', 'cpp', 'objc'])
256 link_language = meson.get_external_property('link_language', 'cpp')
257 if link_language == 'cpp'
258 add_languages('cpp', required: true, native: false)
259 cxx = meson.get_compiler('cpp')
264 if host_machine.system() == 'darwin'
265 add_languages('objc', required: false, native: false)
268 sparse = find_program('cgcc', required: get_option('sparse'))
271 command: [find_program('scripts/check_sparse.py'),
272 'compile_commands.json', sparse.full_path(), '-Wbitwise',
273 '-Wno-transparent-union', '-Wno-old-initializer',
274 '-Wno-non-pointer-null'])
277 ###########################################
278 # Target-specific checks and dependencies #
279 ###########################################
282 if get_option('fuzzing') and get_option('fuzzing_engine') == '' and \
285 #include <sys/types.h>
286 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
287 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
289 args: ['-Werror', '-fsanitize=fuzzer'])
290 error('Your compiler does not support -fsanitize=fuzzer')
294 if 'ftrace' in get_option('trace_backends') and targetos != 'linux'
295 error('ftrace is supported only on Linux')
297 if 'syslog' in get_option('trace_backends') and not cc.compiles('''
300 openlog("qemu", LOG_PID, LOG_DAEMON);
301 syslog(LOG_INFO, "configure");
304 error('syslog is not supported on this system')
307 # Miscellaneous Linux-only features
308 get_option('mpath') \
309 .require(targetos == 'linux', error_message: 'Multipath is supported only on Linux')
311 multiprocess_allowed = get_option('multiprocess') \
312 .require(targetos == 'linux', error_message: 'Multiprocess QEMU is supported only on Linux') \
315 vfio_user_server_allowed = get_option('vfio_user_server') \
316 .require(targetos == 'linux', error_message: 'vfio-user server is supported only on Linux') \
319 have_tpm = get_option('tpm') \
320 .require(targetos != 'windows', error_message: 'TPM emulation only available on POSIX systems') \
324 have_vhost_user = get_option('vhost_user') \
325 .disable_auto_if(targetos != 'linux') \
326 .require(targetos != 'windows',
327 error_message: 'vhost-user is not available on Windows').allowed()
328 have_vhost_vdpa = get_option('vhost_vdpa') \
329 .require(targetos == 'linux',
330 error_message: 'vhost-vdpa is only available on Linux').allowed()
331 have_vhost_kernel = get_option('vhost_kernel') \
332 .require(targetos == 'linux',
333 error_message: 'vhost-kernel is only available on Linux').allowed()
334 have_vhost_user_crypto = get_option('vhost_crypto') \
335 .require(have_vhost_user,
336 error_message: 'vhost-crypto requires vhost-user to be enabled').allowed()
338 have_vhost = have_vhost_user or have_vhost_vdpa or have_vhost_kernel
340 have_vhost_net_user = have_vhost_user and get_option('vhost_net').allowed()
341 have_vhost_net_vdpa = have_vhost_vdpa and get_option('vhost_net').allowed()
342 have_vhost_net_kernel = have_vhost_kernel and get_option('vhost_net').allowed()
343 have_vhost_net = have_vhost_net_kernel or have_vhost_net_user or have_vhost_net_vdpa
345 # Target-specific libraries and flags
346 libm = cc.find_library('m', required: false)
347 threads = dependency('threads')
348 util = cc.find_library('util', required: false)
354 emulator_link_args = []
360 if targetos == 'windows'
361 midl = find_program('midl', required: false)
362 widl = find_program('widl', required: false)
363 socket = cc.find_library('ws2_32')
364 winmm = cc.find_library('winmm')
366 win = import('windows')
367 version_res = win.compile_resources('version.rc',
368 depend_files: files('pc-bios/qemu-nsis.ico'),
369 include_directories: include_directories('.'))
371 elif targetos == 'darwin'
372 coref = dependency('appleframeworks', modules: 'CoreFoundation')
373 iokit = dependency('appleframeworks', modules: 'IOKit', required: false)
374 host_dsosuf = '.dylib'
375 elif targetos == 'sunos'
376 socket = [cc.find_library('socket'),
377 cc.find_library('nsl'),
378 cc.find_library('resolv')]
379 elif targetos == 'haiku'
380 socket = [cc.find_library('posix_error_mapper'),
381 cc.find_library('network'),
382 cc.find_library('bsd')]
383 elif targetos == 'openbsd'
384 if get_option('tcg').allowed() and target_dirs.length() > 0
385 # Disable OpenBSD W^X if available
386 emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded')
390 # Target-specific configuration of accelerators
392 if get_option('kvm').allowed() and targetos == 'linux'
393 accelerators += 'CONFIG_KVM'
395 if get_option('whpx').allowed() and targetos == 'windows'
396 if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64'
397 error('WHPX requires 64-bit host')
398 elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \
399 cc.has_header('WinHvEmulation.h', required: get_option('whpx'))
400 accelerators += 'CONFIG_WHPX'
403 if get_option('hvf').allowed()
404 hvf = dependency('appleframeworks', modules: 'Hypervisor',
405 required: get_option('hvf'))
407 accelerators += 'CONFIG_HVF'
410 if get_option('hax').allowed()
411 if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd']
412 accelerators += 'CONFIG_HAX'
415 if targetos == 'netbsd'
416 nvmm = cc.find_library('nvmm', required: get_option('nvmm'))
418 accelerators += 'CONFIG_NVMM'
423 if get_option('tcg').allowed()
424 if host_arch == 'unknown'
425 if get_option('tcg_interpreter')
426 warning('Unsupported CPU @0@, will use TCG with TCI (slow)'.format(cpu))
428 error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu))
430 elif get_option('tcg_interpreter')
431 warning('Use of the TCG interpreter is not recommended on this host')
432 warning('architecture. There is a native TCG execution backend available')
433 warning('which provides substantially better performance and reliability.')
434 warning('It is strongly recommended to remove the --enable-tcg-interpreter')
435 warning('configuration option on this architecture to use the native')
438 if get_option('tcg_interpreter')
440 elif host_arch == 'sparc64'
442 elif host_arch == 'x86_64'
444 elif host_arch == 'ppc64'
447 add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch,
448 language: ['c', 'cpp', 'objc'])
450 accelerators += 'CONFIG_TCG'
451 config_host += { 'CONFIG_TCG': 'y' }
454 if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled()
455 error('KVM not available on this platform')
457 if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled()
458 error('HVF not available on this platform')
460 if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled()
461 error('NVMM not available on this platform')
463 if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled()
464 error('WHPX not available on this platform')
471 # The path to glib.h is added to all compilation commands. This was
472 # grandfathered in from the QEMU Makefiles.
473 add_project_arguments(config_host['GLIB_CFLAGS'].split(),
474 native: false, language: ['c', 'cpp', 'objc'])
475 glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(),
476 link_args: config_host['GLIB_LIBS'].split(),
477 version: config_host['GLIB_VERSION'],
479 'bindir': config_host['GLIB_BINDIR'],
481 # override glib dep with the configure results (for subprojects)
482 meson.override_dependency('glib-2.0', glib)
485 gdbus_codegen = not_found
486 if not get_option('gio').auto() or have_system
487 gio = dependency('gio-2.0', required: get_option('gio'),
488 method: 'pkg-config', kwargs: static_kwargs)
489 if gio.found() and not cc.links('''
493 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0);
495 }''', dependencies: [glib, gio])
496 if get_option('gio').enabled()
497 error('The installed libgio is broken for static linking')
502 gdbus_codegen = find_program(gio.get_variable('gdbus_codegen'),
503 required: get_option('gio'))
504 gio_unix = dependency('gio-unix-2.0', required: get_option('gio'),
505 method: 'pkg-config', kwargs: static_kwargs)
506 gio = declare_dependency(dependencies: [gio, gio_unix],
507 version: gio.version())
512 if 'ust' in get_option('trace_backends')
513 lttng = dependency('lttng-ust', required: true, version: '>= 2.1',
514 method: 'pkg-config', kwargs: static_kwargs)
517 if have_system or have_tools
518 pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8',
519 method: 'pkg-config', kwargs: static_kwargs)
521 zlib = dependency('zlib', required: true, kwargs: static_kwargs)
524 if not get_option('linux_aio').auto() or have_block
525 libaio = cc.find_library('aio', has_headers: ['libaio.h'],
526 required: get_option('linux_aio'),
527 kwargs: static_kwargs)
530 linux_io_uring_test = '''
531 #include <liburing.h>
532 #include <linux/errqueue.h>
534 int main(void) { return 0; }'''
536 linux_io_uring = not_found
537 if not get_option('linux_io_uring').auto() or have_block
538 linux_io_uring = dependency('liburing', version: '>=0.3',
539 required: get_option('linux_io_uring'),
540 method: 'pkg-config', kwargs: static_kwargs)
541 if not cc.links(linux_io_uring_test)
542 linux_io_uring = not_found
547 if not get_option('libnfs').auto() or have_block
548 libnfs = dependency('libnfs', version: '>=1.9.3',
549 required: get_option('libnfs'),
550 method: 'pkg-config', kwargs: static_kwargs)
555 #include <sys/types.h>
556 #ifdef CONFIG_LIBATTR
557 #include <attr/xattr.h>
559 #include <sys/xattr.h>
561 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }'''
564 have_old_libattr = false
565 if get_option('attr').allowed()
566 if cc.links(libattr_test)
567 libattr = declare_dependency()
569 libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'],
570 required: get_option('attr'),
571 kwargs: static_kwargs)
572 if libattr.found() and not \
573 cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR')
575 if get_option('attr').enabled()
576 error('could not link libattr')
578 warning('could not link libattr, disabling')
581 have_old_libattr = libattr.found()
586 cocoa = dependency('appleframeworks', modules: 'Cocoa', required: get_option('cocoa'))
587 if cocoa.found() and get_option('sdl').enabled()
588 error('Cocoa and SDL cannot be enabled at the same time')
590 if cocoa.found() and get_option('gtk').enabled()
591 error('Cocoa and GTK+ cannot be enabled at the same time')
594 vmnet = dependency('appleframeworks', modules: 'vmnet', required: get_option('vmnet'))
595 if vmnet.found() and not cc.has_header_symbol('vmnet/vmnet.h',
596 'VMNET_BRIDGED_MODE',
599 if get_option('vmnet').enabled()
600 error('vmnet.framework API is outdated')
602 warning('vmnet.framework API is outdated, disabling')
607 if not get_option('seccomp').auto() or have_system or have_tools
608 seccomp = dependency('libseccomp', version: '>=2.3.0',
609 required: get_option('seccomp'),
610 method: 'pkg-config', kwargs: static_kwargs)
613 libcap_ng = not_found
614 if not get_option('cap_ng').auto() or have_system or have_tools
615 libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'],
616 required: get_option('cap_ng'),
617 kwargs: static_kwargs)
619 if libcap_ng.found() and not cc.links('''
623 capng_capability_to_name(CAPNG_EFFECTIVE);
625 }''', dependencies: libcap_ng)
626 libcap_ng = not_found
627 if get_option('cap_ng').enabled()
628 error('could not link libcap-ng')
630 warning('could not link libcap-ng, disabling')
634 if get_option('xkbcommon').auto() and not have_system and not have_tools
635 xkbcommon = not_found
637 xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'),
638 method: 'pkg-config', kwargs: static_kwargs)
642 if not get_option('vde').auto() or have_system or have_tools
643 vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'],
644 required: get_option('vde'),
645 kwargs: static_kwargs)
647 if vde.found() and not cc.links('''
648 #include <libvdeplug.h>
651 struct vde_open_args a = {0, 0, 0};
655 }''', dependencies: vde)
657 if get_option('cap_ng').enabled()
658 error('could not link libvdeplug')
660 warning('could not link libvdeplug, disabling')
665 if not get_option('pa').auto() or (targetos == 'linux' and have_system)
666 pulse = dependency('libpulse', required: get_option('pa'),
667 method: 'pkg-config', kwargs: static_kwargs)
670 if not get_option('alsa').auto() or (targetos == 'linux' and have_system)
671 alsa = dependency('alsa', required: get_option('alsa'),
672 method: 'pkg-config', kwargs: static_kwargs)
675 if not get_option('jack').auto() or have_system
676 jack = dependency('jack', required: get_option('jack'),
677 method: 'pkg-config', kwargs: static_kwargs)
680 spice_protocol = not_found
681 if not get_option('spice_protocol').auto() or have_system
682 spice_protocol = dependency('spice-protocol', version: '>=0.12.3',
683 required: get_option('spice_protocol'),
684 method: 'pkg-config', kwargs: static_kwargs)
687 if not get_option('spice').auto() or have_system
688 spice = dependency('spice-server', version: '>=0.12.5',
689 required: get_option('spice'),
690 method: 'pkg-config', kwargs: static_kwargs)
692 spice_headers = spice.partial_dependency(compile_args: true, includes: true)
694 rt = cc.find_library('rt', required: false)
697 if not get_option('libiscsi').auto() or have_block
698 libiscsi = dependency('libiscsi', version: '>=1.9.0',
699 required: get_option('libiscsi'),
700 method: 'pkg-config', kwargs: static_kwargs)
703 if not get_option('zstd').auto() or have_block
704 zstd = dependency('libzstd', version: '>=1.4.0',
705 required: get_option('zstd'),
706 method: 'pkg-config', kwargs: static_kwargs)
710 have_vhost_user_gpu = have_tools and targetos == 'linux' and pixman.found()
711 if not get_option('virglrenderer').auto() or have_system or have_vhost_user_gpu
712 virgl = dependency('virglrenderer',
713 method: 'pkg-config',
714 required: get_option('virglrenderer'),
715 kwargs: static_kwargs)
718 if not get_option('curl').auto() or have_block
719 curl = dependency('libcurl', version: '>=7.29.0',
720 method: 'pkg-config',
721 required: get_option('curl'),
722 kwargs: static_kwargs)
725 if targetos == 'linux' and (have_system or have_tools)
726 libudev = dependency('libudev',
727 method: 'pkg-config',
728 required: get_option('libudev'),
729 kwargs: static_kwargs)
732 mpathlibs = [libudev]
733 mpathpersist = not_found
734 mpathpersist_new_api = false
735 if targetos == 'linux' and have_tools and get_option('mpath').allowed()
736 mpath_test_source_new = '''
738 #include <mpath_persist.h>
739 unsigned mpath_mx_alloc_len = 1024;
741 static struct config *multipath_conf;
742 extern struct udev *udev;
743 extern struct config *get_multipath_config(void);
744 extern void put_multipath_config(struct config *conf);
746 struct config *get_multipath_config(void) { return multipath_conf; }
747 void put_multipath_config(struct config *conf) { }
750 multipath_conf = mpath_lib_init();
753 mpath_test_source_old = '''
755 #include <mpath_persist.h>
756 unsigned mpath_mx_alloc_len = 1024;
759 struct udev *udev = udev_new();
760 mpath_lib_init(udev);
763 libmpathpersist = cc.find_library('mpathpersist',
764 required: get_option('mpath'),
765 kwargs: static_kwargs)
766 if libmpathpersist.found()
767 mpathlibs += libmpathpersist
769 mpathlibs += cc.find_library('devmapper',
770 required: get_option('mpath'),
771 kwargs: static_kwargs)
773 mpathlibs += cc.find_library('multipath',
774 required: get_option('mpath'),
775 kwargs: static_kwargs)
776 foreach lib: mpathlibs
782 if mpathlibs.length() == 0
783 msg = 'Dependencies missing for libmpathpersist'
784 elif cc.links(mpath_test_source_new, dependencies: mpathlibs)
785 mpathpersist = declare_dependency(dependencies: mpathlibs)
786 mpathpersist_new_api = true
787 elif cc.links(mpath_test_source_old, dependencies: mpathlibs)
788 mpathpersist = declare_dependency(dependencies: mpathlibs)
790 msg = 'Cannot detect libmpathpersist API'
792 if not mpathpersist.found()
793 if get_option('mpath').enabled()
796 warning(msg + ', disabling')
804 if have_system and get_option('curses').allowed()
806 #if defined(__APPLE__) || defined(__OpenBSD__)
807 #define _XOPEN_SOURCE_EXTENDED 1
814 setlocale(LC_ALL, "");
816 addwstr(L"wide chars\n");
818 add_wch(WACS_DEGREE);
822 curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw']
823 foreach curses_dep : curses_dep_list
824 if not curses.found()
825 curses = dependency(curses_dep,
827 method: 'pkg-config',
828 kwargs: static_kwargs)
831 msg = get_option('curses').enabled() ? 'curses library not found' : ''
832 curses_compile_args = ['-DNCURSES_WIDECHAR=1']
834 if cc.links(curses_test, args: curses_compile_args, dependencies: [curses])
835 curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses])
837 msg = 'curses package not usable'
841 if not curses.found()
842 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
843 if targetos != 'windows' and not has_curses_h
844 message('Trying with /usr/include/ncursesw')
845 curses_compile_args += ['-I/usr/include/ncursesw']
846 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
849 curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw'])
850 foreach curses_libname : curses_libname_list
851 libcurses = cc.find_library(curses_libname,
853 kwargs: static_kwargs)
855 if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses)
856 curses = declare_dependency(compile_args: curses_compile_args,
857 dependencies: [libcurses])
860 msg = 'curses library not usable'
866 if get_option('iconv').allowed()
867 foreach link_args : [ ['-liconv'], [] ]
868 # Programs will be linked with glib and this will bring in libiconv on FreeBSD.
869 # We need to use libiconv if available because mixing libiconv's headers with
870 # the system libc does not work.
871 # However, without adding glib to the dependencies -L/usr/local/lib will not be
872 # included in the command line and libiconv will not be found.
876 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
877 return conv != (iconv_t) -1;
878 }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args)
879 iconv = declare_dependency(link_args: link_args, dependencies: glib)
884 if curses.found() and not iconv.found()
885 if get_option('iconv').enabled()
886 error('iconv not available')
888 msg = 'iconv required for curses UI but not available'
891 if not curses.found() and msg != ''
892 if get_option('curses').enabled()
895 warning(msg + ', disabling')
901 if not get_option('brlapi').auto() or have_system
902 brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'],
903 required: get_option('brlapi'),
904 kwargs: static_kwargs)
905 if brlapi.found() and not cc.links('''
908 int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi)
910 if get_option('brlapi').enabled()
911 error('could not link brlapi')
913 warning('could not link brlapi, disabling')
919 if not get_option('sdl').auto() or (have_system and not cocoa.found())
920 sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs)
921 sdl_image = not_found
924 # work around 2.0.8 bug
925 sdl = declare_dependency(compile_args: '-Wno-undef',
927 sdl_image = dependency('SDL2_image', required: get_option('sdl_image'),
928 method: 'pkg-config', kwargs: static_kwargs)
930 if get_option('sdl_image').enabled()
931 error('sdl-image required, but SDL was @0@'.format(
932 get_option('sdl').disabled() ? 'disabled' : 'not found'))
934 sdl_image = not_found
938 if not get_option('rbd').auto() or have_block
939 librados = cc.find_library('rados', required: get_option('rbd'),
940 kwargs: static_kwargs)
941 librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'],
942 required: get_option('rbd'),
943 kwargs: static_kwargs)
944 if librados.found() and librbd.found()
947 #include <rbd/librbd.h>
950 rados_create(&cluster, NULL);
951 #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0)
955 }''', dependencies: [librbd, librados])
956 rbd = declare_dependency(dependencies: [librbd, librados])
957 elif get_option('rbd').enabled()
958 error('librbd >= 1.12.0 required')
960 warning('librbd >= 1.12.0 not found, disabling')
965 glusterfs = not_found
966 glusterfs_ftruncate_has_stat = false
967 glusterfs_iocb_has_stat = false
968 if not get_option('glusterfs').auto() or have_block
969 glusterfs = dependency('glusterfs-api', version: '>=3',
970 required: get_option('glusterfs'),
971 method: 'pkg-config', kwargs: static_kwargs)
973 glusterfs_ftruncate_has_stat = cc.links('''
974 #include <glusterfs/api/glfs.h>
979 /* new glfs_ftruncate() passes two additional args */
980 return glfs_ftruncate(NULL, 0, NULL, NULL);
982 ''', dependencies: glusterfs)
983 glusterfs_iocb_has_stat = cc.links('''
984 #include <glusterfs/api/glfs.h>
986 /* new glfs_io_cbk() passes two additional glfs_stat structs */
988 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
994 glfs_io_cbk iocb = &glusterfs_iocb;
995 iocb(NULL, 0 , NULL, NULL, NULL);
998 ''', dependencies: glusterfs)
1003 if not get_option('libssh').auto() or have_block
1004 libssh = dependency('libssh', version: '>=0.8.7',
1005 method: 'pkg-config',
1006 required: get_option('libssh'),
1007 kwargs: static_kwargs)
1010 libbzip2 = not_found
1011 if not get_option('bzip2').auto() or have_block
1012 libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'],
1013 required: get_option('bzip2'),
1014 kwargs: static_kwargs)
1015 if libbzip2.found() and not cc.links('''
1017 int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2)
1018 libbzip2 = not_found
1019 if get_option('bzip2').enabled()
1020 error('could not link libbzip2')
1022 warning('could not link libbzip2, disabling')
1027 liblzfse = not_found
1028 if not get_option('lzfse').auto() or have_block
1029 liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'],
1030 required: get_option('lzfse'),
1031 kwargs: static_kwargs)
1033 if liblzfse.found() and not cc.links('''
1035 int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse)
1036 liblzfse = not_found
1037 if get_option('lzfse').enabled()
1038 error('could not link liblzfse')
1040 warning('could not link liblzfse, disabling')
1045 if get_option('oss').allowed() and have_system
1046 if not cc.has_header('sys/soundcard.h')
1048 elif targetos == 'netbsd'
1049 oss = cc.find_library('ossaudio', required: get_option('oss'),
1050 kwargs: static_kwargs)
1052 oss = declare_dependency()
1056 if get_option('oss').enabled()
1057 error('OSS not found')
1062 if not get_option('dsound').auto() or (targetos == 'windows' and have_system)
1063 if cc.has_header('dsound.h')
1064 dsound = declare_dependency(link_args: ['-lole32', '-ldxguid'])
1067 if not dsound.found()
1068 if get_option('dsound').enabled()
1069 error('DirectSound not found')
1074 coreaudio = not_found
1075 if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system)
1076 coreaudio = dependency('appleframeworks', modules: 'CoreAudio',
1077 required: get_option('coreaudio'))
1081 if not get_option('opengl').auto() or have_system or have_vhost_user_gpu
1082 epoxy = dependency('epoxy', method: 'pkg-config',
1083 required: get_option('opengl'), kwargs: static_kwargs)
1084 if cc.has_header('epoxy/egl.h', dependencies: epoxy)
1086 elif get_option('opengl').enabled()
1087 error('epoxy/egl.h not found')
1091 if (have_system or have_tools) and (virgl.found() or opengl.found())
1092 gbm = dependency('gbm', method: 'pkg-config', required: false,
1093 kwargs: static_kwargs)
1095 have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and gbm.found()
1098 gnutls_crypto = not_found
1099 if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system)
1100 # For general TLS support our min gnutls matches
1101 # that implied by our platform support matrix
1103 # For the crypto backends, we look for a newer
1106 # Version 3.6.8 is needed to get XTS
1107 # Version 3.6.13 is needed to get PBKDF
1108 # Version 3.6.14 is needed to get HW accelerated XTS
1110 # If newer enough gnutls isn't available, we can
1111 # still use a different crypto backend to satisfy
1112 # the platform support requirements
1113 gnutls_crypto = dependency('gnutls', version: '>=3.6.14',
1114 method: 'pkg-config',
1116 kwargs: static_kwargs)
1117 if gnutls_crypto.found()
1118 gnutls = gnutls_crypto
1120 # Our min version if all we need is TLS
1121 gnutls = dependency('gnutls', version: '>=3.5.18',
1122 method: 'pkg-config',
1123 required: get_option('gnutls'),
1124 kwargs: static_kwargs)
1128 # We prefer use of gnutls for crypto, unless the options
1129 # explicitly asked for nettle or gcrypt.
1131 # If gnutls isn't available for crypto, then we'll prefer
1132 # gcrypt over nettle for performance reasons.
1138 if get_option('nettle').enabled() and get_option('gcrypt').enabled()
1139 error('Only one of gcrypt & nettle can be enabled')
1142 # Explicit nettle/gcrypt request, so ignore gnutls for crypto
1143 if get_option('nettle').enabled() or get_option('gcrypt').enabled()
1144 gnutls_crypto = not_found
1147 if not gnutls_crypto.found()
1148 if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled()
1149 gcrypt = dependency('libgcrypt', version: '>=1.8',
1150 method: 'config-tool',
1151 required: get_option('gcrypt'),
1152 kwargs: static_kwargs)
1153 # Debian has removed -lgpg-error from libgcrypt-config
1154 # as it "spreads unnecessary dependencies" which in
1155 # turn breaks static builds...
1156 if gcrypt.found() and enable_static
1157 gcrypt = declare_dependency(dependencies: [
1159 cc.find_library('gpg-error', required: true, kwargs: static_kwargs)])
1162 if (not get_option('nettle').auto() or have_system) and not gcrypt.found()
1163 nettle = dependency('nettle', version: '>=3.4',
1164 method: 'pkg-config',
1165 required: get_option('nettle'),
1166 kwargs: static_kwargs)
1167 if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle)
1173 gmp = dependency('gmp', required: false, method: 'pkg-config', kwargs: static_kwargs)
1174 if nettle.found() and gmp.found()
1175 hogweed = dependency('hogweed', version: '>=3.4',
1176 method: 'pkg-config',
1177 required: get_option('nettle'),
1178 kwargs: static_kwargs)
1185 if not get_option('gtk').auto() or (have_system and not cocoa.found())
1186 gtk = dependency('gtk+-3.0', version: '>=3.22.0',
1187 method: 'pkg-config',
1188 required: get_option('gtk'),
1189 kwargs: static_kwargs)
1191 gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0',
1192 method: 'pkg-config',
1194 kwargs: static_kwargs)
1195 gtk = declare_dependency(dependencies: [gtk, gtkx11])
1197 if not get_option('vte').auto() or have_system
1198 vte = dependency('vte-2.91',
1199 method: 'pkg-config',
1200 required: get_option('vte'),
1201 kwargs: static_kwargs)
1208 x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(),
1209 kwargs: static_kwargs)
1212 if get_option('png').allowed() and have_system
1213 png = dependency('libpng', required: get_option('png'),
1214 method: 'pkg-config', kwargs: static_kwargs)
1219 if get_option('vnc').allowed() and have_system
1220 vnc = declare_dependency() # dummy dependency
1221 jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'),
1222 method: 'pkg-config', kwargs: static_kwargs)
1223 sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'],
1224 required: get_option('vnc_sasl'),
1225 kwargs: static_kwargs)
1227 sasl = declare_dependency(dependencies: sasl,
1228 compile_args: '-DSTRUCT_IOVEC_DEFINED')
1233 if not get_option('auth_pam').auto() or have_system
1234 pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'],
1235 required: get_option('auth_pam'),
1236 kwargs: static_kwargs)
1238 if pam.found() and not cc.links('''
1240 #include <security/pam_appl.h>
1242 const char *service_name = "qemu";
1243 const char *user = "frank";
1244 const struct pam_conv pam_conv = { 0 };
1245 pam_handle_t *pamh = NULL;
1246 pam_start(service_name, user, &pam_conv, &pamh);
1248 }''', dependencies: pam)
1250 if get_option('auth_pam').enabled()
1251 error('could not link libpam')
1253 warning('could not link libpam, disabling')
1258 if not get_option('snappy').auto() or have_system
1259 snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'],
1260 required: get_option('snappy'),
1261 kwargs: static_kwargs)
1263 if snappy.found() and not linker.links('''
1264 #include <snappy-c.h>
1265 int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy)
1267 if get_option('snappy').enabled()
1268 error('could not link libsnappy')
1270 warning('could not link libsnappy, disabling')
1275 if not get_option('lzo').auto() or have_system
1276 lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'],
1277 required: get_option('lzo'),
1278 kwargs: static_kwargs)
1280 if lzo.found() and not cc.links('''
1281 #include <lzo/lzo1x.h>
1282 int main(void) { lzo_version(); return 0; }''', dependencies: lzo)
1284 if get_option('lzo').enabled()
1285 error('could not link liblzo2')
1287 warning('could not link liblzo2, disabling')
1292 if not get_option('numa').auto() or have_system or have_tools
1293 numa = cc.find_library('numa', has_headers: ['numa.h'],
1294 required: get_option('numa'),
1295 kwargs: static_kwargs)
1297 if numa.found() and not cc.links('''
1299 int main(void) { return numa_available(); }
1300 ''', dependencies: numa)
1302 if get_option('numa').enabled()
1303 error('could not link numa')
1305 warning('could not link numa, disabling')
1310 if not get_option('rdma').auto() or have_system
1311 libumad = cc.find_library('ibumad', required: get_option('rdma'))
1312 rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'],
1313 required: get_option('rdma'),
1314 kwargs: static_kwargs),
1315 cc.find_library('ibverbs', required: get_option('rdma'),
1316 kwargs: static_kwargs),
1318 rdma = declare_dependency(dependencies: rdma_libs)
1319 foreach lib: rdma_libs
1327 if get_option('xen').enabled() or (get_option('xen').auto() and have_system)
1328 xencontrol = dependency('xencontrol', required: false,
1329 method: 'pkg-config', kwargs: static_kwargs)
1330 if xencontrol.found()
1331 xen_pc = declare_dependency(version: xencontrol.version(),
1334 # disabler: true makes xen_pc.found() return false if any is not found
1335 dependency('xenstore', required: false,
1336 method: 'pkg-config', kwargs: static_kwargs,
1338 dependency('xenforeignmemory', required: false,
1339 method: 'pkg-config', kwargs: static_kwargs,
1341 dependency('xengnttab', required: false,
1342 method: 'pkg-config', kwargs: static_kwargs,
1344 dependency('xenevtchn', required: false,
1345 method: 'pkg-config', kwargs: static_kwargs,
1347 dependency('xendevicemodel', required: false,
1348 method: 'pkg-config', kwargs: static_kwargs,
1350 # optional, no "disabler: true"
1351 dependency('xentoolcore', required: false,
1352 method: 'pkg-config', kwargs: static_kwargs)])
1358 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' ]
1360 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1361 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1362 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1363 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1364 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1365 '4.6.0': [ 'xenstore', 'xenctrl' ],
1366 '4.5.0': [ 'xenstore', 'xenctrl' ],
1367 '4.2.0': [ 'xenstore', 'xenctrl' ],
1370 foreach ver: xen_tests
1371 # cache the various library tests to avoid polluting the logs
1373 foreach l: xen_libs[ver]
1374 if l not in xen_deps
1375 xen_deps += { l: cc.find_library(l, required: false) }
1377 xen_test_deps += xen_deps[l]
1380 # Use -D to pick just one of the test programs in scripts/xen-detect.c
1381 xen_version = ver.split('.')
1382 xen_ctrl_version = xen_version[0] + \
1383 ('0' + xen_version[1]).substring(-2) + \
1384 ('0' + xen_version[2]).substring(-2)
1385 if cc.links(files('scripts/xen-detect.c'),
1386 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version,
1387 dependencies: xen_test_deps)
1388 xen = declare_dependency(version: ver, dependencies: xen_test_deps)
1394 accelerators += 'CONFIG_XEN'
1395 elif get_option('xen').enabled()
1396 error('could not compile and link Xen test program')
1399 have_xen_pci_passthrough = get_option('xen_pci_passthrough') \
1400 .require(xen.found(),
1401 error_message: 'Xen PCI passthrough requested but Xen not enabled') \
1402 .require(targetos == 'linux',
1403 error_message: 'Xen PCI passthrough not available on this platform') \
1408 if not get_option('smartcard').auto() or have_system
1409 cacard = dependency('libcacard', required: get_option('smartcard'),
1410 version: '>=2.5.1', method: 'pkg-config',
1411 kwargs: static_kwargs)
1415 u2f = dependency('u2f-emu', required: get_option('u2f'),
1416 method: 'pkg-config',
1417 kwargs: static_kwargs)
1421 canokey = dependency('canokey-qemu', required: get_option('canokey'),
1422 method: 'pkg-config',
1423 kwargs: static_kwargs)
1425 usbredir = not_found
1426 if not get_option('usb_redir').auto() or have_system
1427 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'),
1428 version: '>=0.6', method: 'pkg-config',
1429 kwargs: static_kwargs)
1432 if not get_option('libusb').auto() or have_system
1433 libusb = dependency('libusb-1.0', required: get_option('libusb'),
1434 version: '>=1.0.13', method: 'pkg-config',
1435 kwargs: static_kwargs)
1439 if not get_option('libpmem').auto() or have_system
1440 libpmem = dependency('libpmem', required: get_option('libpmem'),
1441 method: 'pkg-config', kwargs: static_kwargs)
1443 libdaxctl = not_found
1444 if not get_option('libdaxctl').auto() or have_system
1445 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'),
1446 version: '>=57', method: 'pkg-config',
1447 kwargs: static_kwargs)
1451 tasn1 = dependency('libtasn1',
1452 method: 'pkg-config',
1453 kwargs: static_kwargs)
1455 keyutils = dependency('libkeyutils', required: false,
1456 method: 'pkg-config', kwargs: static_kwargs)
1458 has_gettid = cc.has_function('gettid')
1461 selinux = dependency('libselinux',
1462 required: get_option('selinux'),
1463 method: 'pkg-config', kwargs: static_kwargs)
1468 if get_option('malloc') == 'system'
1470 get_option('malloc_trim').allowed() and \
1471 cc.links('''#include <malloc.h>
1472 int main(void) { malloc_trim(0); return 0; }''')
1474 has_malloc_trim = false
1475 malloc = cc.find_library(get_option('malloc'), required: true)
1477 if not has_malloc_trim and get_option('malloc_trim').enabled()
1478 if get_option('malloc') == 'system'
1479 error('malloc_trim not available on this platform.')
1481 error('malloc_trim not available with non-libc memory allocator')
1485 # Check whether the glibc provides statx()
1487 gnu_source_prefix = '''
1492 statx_test = gnu_source_prefix + '''
1493 #include <sys/stat.h>
1495 struct statx statxbuf;
1496 statx(0, "", 0, STATX_BASIC_STATS, &statxbuf);
1500 has_statx = cc.links(statx_test)
1502 # Check whether statx() provides mount ID information
1504 statx_mnt_id_test = gnu_source_prefix + '''
1505 #include <sys/stat.h>
1507 struct statx statxbuf;
1508 statx(0, "", 0, STATX_BASIC_STATS | STATX_MNT_ID, &statxbuf);
1509 return statxbuf.stx_mnt_id;
1512 has_statx_mnt_id = cc.links(statx_mnt_id_test)
1514 have_vhost_user_blk_server = get_option('vhost_user_blk_server') \
1515 .require(targetos == 'linux',
1516 error_message: 'vhost_user_blk_server requires linux') \
1517 .require(have_vhost_user,
1518 error_message: 'vhost_user_blk_server requires vhost-user support') \
1519 .disable_auto_if(not have_system) \
1522 if get_option('fuse').disabled() and get_option('fuse_lseek').enabled()
1523 error('Cannot enable fuse-lseek while fuse is disabled')
1526 fuse = dependency('fuse3', required: get_option('fuse'),
1527 version: '>=3.1', method: 'pkg-config',
1528 kwargs: static_kwargs)
1530 fuse_lseek = not_found
1531 if get_option('fuse_lseek').allowed()
1532 if fuse.version().version_compare('>=3.8')
1534 fuse_lseek = declare_dependency()
1535 elif get_option('fuse_lseek').enabled()
1537 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version())
1539 error('fuse-lseek requires libfuse, which was not found')
1545 libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config')
1546 if libbpf.found() and not cc.links('''
1547 #include <bpf/libbpf.h>
1550 bpf_object__destroy_skeleton(NULL);
1552 }''', dependencies: libbpf)
1554 if get_option('bpf').enabled()
1555 error('libbpf skeleton test failed')
1557 warning('libbpf skeleton test failed, disabling')
1565 audio_drivers_selected = []
1567 audio_drivers_available = {
1568 'alsa': alsa.found(),
1569 'coreaudio': coreaudio.found(),
1570 'dsound': dsound.found(),
1571 'jack': jack.found(),
1573 'pa': pulse.found(),
1576 foreach k, v: audio_drivers_available
1577 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v)
1580 # Default to native drivers first, OSS second, SDL third
1581 audio_drivers_priority = \
1582 [ 'pa', 'coreaudio', 'dsound', 'oss' ] + \
1583 (targetos == 'linux' ? [] : [ 'sdl' ])
1584 audio_drivers_default = []
1585 foreach k: audio_drivers_priority
1586 if audio_drivers_available[k]
1587 audio_drivers_default += k
1591 foreach k: get_option('audio_drv_list')
1593 audio_drivers_selected += audio_drivers_default
1594 elif not audio_drivers_available[k]
1595 error('Audio driver "@0@" not available.'.format(k))
1597 audio_drivers_selected += k
1601 config_host_data.set('CONFIG_AUDIO_DRIVERS',
1602 '"' + '", "'.join(audio_drivers_selected) + '", ')
1604 if get_option('cfi')
1606 # Check for dependency on LTO
1607 if not get_option('b_lto')
1608 error('Selected Control-Flow Integrity but LTO is disabled')
1610 if config_host.has_key('CONFIG_MODULES')
1611 error('Selected Control-Flow Integrity is not compatible with modules')
1613 # Check for cfi flags. CFI requires LTO so we can't use
1614 # get_supported_arguments, but need a more complex "compiles" which allows
1616 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall',
1617 args: ['-flto', '-fsanitize=cfi-icall'] )
1618 cfi_flags += '-fsanitize=cfi-icall'
1620 error('-fsanitize=cfi-icall is not supported by the compiler')
1622 if cc.compiles('int main () { return 0; }',
1623 name: '-fsanitize-cfi-icall-generalize-pointers',
1624 args: ['-flto', '-fsanitize=cfi-icall',
1625 '-fsanitize-cfi-icall-generalize-pointers'] )
1626 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers'
1628 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler')
1630 if get_option('cfi_debug')
1631 if cc.compiles('int main () { return 0; }',
1632 name: '-fno-sanitize-trap=cfi-icall',
1633 args: ['-flto', '-fsanitize=cfi-icall',
1634 '-fno-sanitize-trap=cfi-icall'] )
1635 cfi_flags += '-fno-sanitize-trap=cfi-icall'
1637 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
1640 add_global_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1641 add_global_link_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1644 have_host_block_device = (targetos != 'darwin' or
1645 cc.has_header('IOKit/storage/IOMedia.h'))
1647 # FIXME enable_modules shouldn't be necessary, but: https://github.com/mesonbuild/meson/issues/8333
1648 dbus_display = get_option('dbus_display') \
1649 .require(gio.version().version_compare('>=2.64'),
1650 error_message: '-display dbus requires glib>=2.64') \
1651 .require(enable_modules,
1652 error_message: '-display dbus requires --enable-modules') \
1653 .require(gdbus_codegen.found(),
1654 error_message: '-display dbus requires gdbus-codegen') \
1657 have_virtfs = get_option('virtfs') \
1658 .require(targetos == 'linux' or targetos == 'darwin',
1659 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \
1660 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'),
1661 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \
1662 .require(targetos == 'darwin' or (libattr.found() and libcap_ng.found()),
1663 error_message: 'virtio-9p (virtfs) on Linux requires libcap-ng-devel and libattr-devel') \
1664 .disable_auto_if(not have_tools and not have_system) \
1667 have_virtfs_proxy_helper = targetos != 'darwin' and have_virtfs and have_tools
1669 if get_option('block_drv_ro_whitelist') == ''
1670 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '')
1672 config_host_data.set('CONFIG_BDRV_RO_WHITELIST',
1673 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ')
1675 if get_option('block_drv_rw_whitelist') == ''
1676 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '')
1678 config_host_data.set('CONFIG_BDRV_RW_WHITELIST',
1679 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ')
1682 foreach k : get_option('trace_backends')
1683 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true)
1685 config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file'))
1686 config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority'))
1688 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path())
1690 config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir'))
1691 config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix'))
1692 config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir)
1693 config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir)
1694 config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir)
1695 config_host_data.set_quoted('CONFIG_QEMU_FIRMWAREPATH', get_option('prefix') / get_option('qemu_firmwarepath'))
1696 config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir'))
1697 config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir)
1698 config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir'))
1699 config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir'))
1700 config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir)
1701 config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir'))
1703 if config_host.has_key('CONFIG_MODULES')
1704 config_host_data.set('CONFIG_STAMP', run_command(
1705 meson.current_source_dir() / 'scripts/qemu-stamp.py',
1706 meson.project_version(), get_option('pkgversion'), '--',
1707 meson.current_source_dir() / 'configure',
1708 capture: true, check: true).stdout().strip())
1711 have_slirp_smbd = get_option('slirp_smbd') \
1712 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \
1715 smbd_path = get_option('smbd')
1717 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd')
1719 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path)
1722 config_host_data.set('HOST_' + host_arch.to_upper(), 1)
1724 if get_option('module_upgrades') and not enable_modules
1725 error('Cannot enable module-upgrades as modules are not enabled')
1727 config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades'))
1729 config_host_data.set('CONFIG_ATTR', libattr.found())
1730 config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools'))
1731 config_host_data.set('CONFIG_BRLAPI', brlapi.found())
1732 config_host_data.set('CONFIG_COCOA', cocoa.found())
1733 config_host_data.set('CONFIG_FUZZ', get_option('fuzzing'))
1734 config_host_data.set('CONFIG_GCOV', get_option('b_coverage'))
1735 config_host_data.set('CONFIG_LIBUDEV', libudev.found())
1736 config_host_data.set('CONFIG_LZO', lzo.found())
1737 config_host_data.set('CONFIG_MPATH', mpathpersist.found())
1738 config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api)
1739 config_host_data.set('CONFIG_CURL', curl.found())
1740 config_host_data.set('CONFIG_CURSES', curses.found())
1741 config_host_data.set('CONFIG_GBM', gbm.found())
1742 config_host_data.set('CONFIG_GIO', gio.found())
1743 config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found())
1744 if glusterfs.found()
1745 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4'))
1746 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5'))
1747 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6'))
1748 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6'))
1749 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat)
1750 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat)
1752 config_host_data.set('CONFIG_GTK', gtk.found())
1753 config_host_data.set('CONFIG_VTE', vte.found())
1754 config_host_data.set('CONFIG_LIBATTR', have_old_libattr)
1755 config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found())
1756 config_host_data.set('CONFIG_EBPF', libbpf.found())
1757 config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found())
1758 config_host_data.set('CONFIG_LIBISCSI', libiscsi.found())
1759 config_host_data.set('CONFIG_LIBNFS', libnfs.found())
1760 config_host_data.set('CONFIG_LIBSSH', libssh.found())
1761 config_host_data.set('CONFIG_LINUX_AIO', libaio.found())
1762 config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found())
1763 config_host_data.set('CONFIG_LIBURING_REGISTER_RING_FD', cc.has_function('io_uring_register_ring_fd', prefix: '#include <liburing.h>', dependencies:linux_io_uring))
1764 config_host_data.set('CONFIG_LIBPMEM', libpmem.found())
1765 config_host_data.set('CONFIG_NUMA', numa.found())
1766 config_host_data.set('CONFIG_OPENGL', opengl.found())
1767 config_host_data.set('CONFIG_PROFILER', get_option('profiler'))
1768 config_host_data.set('CONFIG_RBD', rbd.found())
1769 config_host_data.set('CONFIG_RDMA', rdma.found())
1770 config_host_data.set('CONFIG_SDL', sdl.found())
1771 config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found())
1772 config_host_data.set('CONFIG_SECCOMP', seccomp.found())
1773 config_host_data.set('CONFIG_SNAPPY', snappy.found())
1774 config_host_data.set('CONFIG_TPM', have_tpm)
1775 config_host_data.set('CONFIG_USB_LIBUSB', libusb.found())
1776 config_host_data.set('CONFIG_VDE', vde.found())
1777 config_host_data.set('CONFIG_VHOST_NET', have_vhost_net)
1778 config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user)
1779 config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa)
1780 config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel)
1781 config_host_data.set('CONFIG_VHOST_USER', have_vhost_user)
1782 config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto)
1783 config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa)
1784 config_host_data.set('CONFIG_VMNET', vmnet.found())
1785 config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server)
1786 config_host_data.set('CONFIG_PNG', png.found())
1787 config_host_data.set('CONFIG_VNC', vnc.found())
1788 config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
1789 config_host_data.set('CONFIG_VNC_SASL', sasl.found())
1790 config_host_data.set('CONFIG_VIRTFS', have_virtfs)
1791 config_host_data.set('CONFIG_VTE', vte.found())
1792 config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found())
1793 config_host_data.set('CONFIG_KEYUTILS', keyutils.found())
1794 config_host_data.set('CONFIG_GETTID', has_gettid)
1795 config_host_data.set('CONFIG_GNUTLS', gnutls.found())
1796 config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found())
1797 config_host_data.set('CONFIG_TASN1', tasn1.found())
1798 config_host_data.set('CONFIG_GCRYPT', gcrypt.found())
1799 config_host_data.set('CONFIG_NETTLE', nettle.found())
1800 config_host_data.set('CONFIG_HOGWEED', hogweed.found())
1801 config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private')
1802 config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim)
1803 config_host_data.set('CONFIG_STATX', has_statx)
1804 config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id)
1805 config_host_data.set('CONFIG_ZSTD', zstd.found())
1806 config_host_data.set('CONFIG_FUSE', fuse.found())
1807 config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found())
1808 config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found())
1809 if spice_protocol.found()
1810 config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0])
1811 config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1])
1812 config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2])
1814 config_host_data.set('CONFIG_SPICE', spice.found())
1815 config_host_data.set('CONFIG_X11', x11.found())
1816 config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display)
1817 config_host_data.set('CONFIG_CFI', get_option('cfi'))
1818 config_host_data.set('CONFIG_SELINUX', selinux.found())
1819 config_host_data.set('CONFIG_XEN_BACKEND', xen.found())
1821 # protect from xen.version() having less than three components
1822 xen_version = xen.version().split('.') + ['0', '0']
1823 xen_ctrl_version = xen_version[0] + \
1824 ('0' + xen_version[1]).substring(-2) + \
1825 ('0' + xen_version[2]).substring(-2)
1826 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version)
1828 config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version()))
1829 config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0])
1830 config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
1831 config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
1833 config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf)
1834 config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device)
1836 have_coroutine_pool = get_option('coroutine_pool')
1837 if get_option('debug_stack_usage') and have_coroutine_pool
1838 message('Disabling coroutine pool to measure stack usage')
1839 have_coroutine_pool = false
1841 config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool)
1842 config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex'))
1843 config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage'))
1844 config_host_data.set('CONFIG_GPROF', get_option('gprof'))
1845 config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed())
1846 config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug'))
1847 config_host_data.set('CONFIG_REPLICATION', get_option('live_block_migration').allowed())
1850 config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h'))
1851 config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h'))
1852 config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h'))
1853 config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
1854 config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
1855 config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
1856 config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h'))
1857 config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
1858 config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
1861 config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4'))
1862 config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime'))
1863 config_host_data.set('CONFIG_DUP3', cc.has_function('dup3'))
1864 config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate'))
1865 config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate'))
1866 # Note that we need to specify prefix: here to avoid incorrectly
1867 # thinking that Windows has posix_memalign()
1868 config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>'))
1869 config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc'))
1870 config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc'))
1871 config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign'))
1872 config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll'))
1873 config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>'))
1874 config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np'))
1875 config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile'))
1876 config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare'))
1877 config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs'))
1878 config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range'))
1879 config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create'))
1880 config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range'))
1881 config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs'))
1882 config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util))
1883 config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul'))
1884 config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>'))
1886 config_host_data.set('HAVE_IBV_ADVISE_MR',
1887 cc.has_function('ibv_advise_mr',
1889 prefix: '#include <infiniband/verbs.h>'))
1893 config_host_data.set('CONFIG_BYTESWAP_H',
1894 cc.has_header_symbol('byteswap.h', 'bswap_32'))
1895 config_host_data.set('CONFIG_EPOLL_CREATE1',
1896 cc.has_header_symbol('sys/epoll.h', 'epoll_create1'))
1897 config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE',
1898 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and
1899 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE'))
1900 config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE',
1901 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE'))
1902 config_host_data.set('CONFIG_FIEMAP',
1903 cc.has_header('linux/fiemap.h') and
1904 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP'))
1905 config_host_data.set('CONFIG_GETRANDOM',
1906 cc.has_function('getrandom') and
1907 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK'))
1908 config_host_data.set('CONFIG_INOTIFY',
1909 cc.has_header_symbol('sys/inotify.h', 'inotify_init'))
1910 config_host_data.set('CONFIG_INOTIFY1',
1911 cc.has_header_symbol('sys/inotify.h', 'inotify_init1'))
1912 config_host_data.set('CONFIG_MACHINE_BSWAP_H',
1913 cc.has_header_symbol('machine/bswap.h', 'bswap32',
1914 prefix: '''#include <sys/endian.h>
1915 #include <sys/types.h>'''))
1916 config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK',
1917 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK'))
1918 config_host_data.set('CONFIG_RTNETLINK',
1919 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN'))
1920 config_host_data.set('CONFIG_SYSMACROS',
1921 cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
1922 config_host_data.set('HAVE_OPTRESET',
1923 cc.has_header_symbol('getopt.h', 'optreset'))
1924 config_host_data.set('HAVE_IPPROTO_MPTCP',
1925 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP'))
1928 config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID',
1929 cc.has_member('struct sigevent', 'sigev_notify_thread_id',
1930 prefix: '#include <signal.h>'))
1931 config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM',
1932 cc.has_member('struct stat', 'st_atim',
1933 prefix: '#include <sys/stat.h>'))
1936 config_host_data.set('CONFIG_IOVEC',
1937 cc.has_type('struct iovec',
1938 prefix: '#include <sys/uio.h>'))
1939 config_host_data.set('HAVE_UTMPX',
1940 cc.has_type('struct utmpx',
1941 prefix: '#include <utmpx.h>'))
1943 config_host_data.set('CONFIG_EVENTFD', cc.links('''
1944 #include <sys/eventfd.h>
1945 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }'''))
1946 config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + '''
1949 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
1950 return fdatasync(0);
1952 #error Not supported
1956 has_madvise = cc.links(gnu_source_prefix + '''
1957 #include <sys/types.h>
1958 #include <sys/mman.h>
1960 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''')
1961 missing_madvise_proto = false
1963 # Some platforms (illumos and Solaris before Solaris 11) provide madvise()
1964 # but forget to prototype it. In this case, has_madvise will be true (the
1965 # test program links despite a compile warning). To detect the
1966 # missing-prototype case, we try again with a definitely-bogus prototype.
1967 # This will only compile if the system headers don't provide the prototype;
1968 # otherwise the conflicting prototypes will cause a compiler error.
1969 missing_madvise_proto = cc.links(gnu_source_prefix + '''
1970 #include <sys/types.h>
1971 #include <sys/mman.h>
1973 extern int madvise(int);
1974 int main(void) { return madvise(0); }''')
1976 config_host_data.set('CONFIG_MADVISE', has_madvise)
1977 config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto)
1979 config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + '''
1980 #include <sys/mman.h>
1981 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }'''))
1982 config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + '''
1984 #if !defined(AT_EMPTY_PATH)
1985 # error missing definition
1987 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
1989 config_host_data.set('CONFIG_PIPE2', cc.links(gnu_source_prefix + '''
1996 return pipe2(pipefd, O_CLOEXEC);
1998 config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + '''
1999 #include <sys/mman.h>
2001 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }'''))
2003 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + '''
2004 #include <pthread.h>
2006 static void *f(void *p) { return NULL; }
2010 pthread_create(&thread, 0, f, 0);
2011 pthread_setname_np(thread, "QEMU");
2013 }''', dependencies: threads))
2014 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + '''
2015 #include <pthread.h>
2017 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
2021 pthread_create(&thread, 0, f, 0);
2023 }''', dependencies: threads))
2024 config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + '''
2025 #include <pthread.h>
2030 pthread_condattr_t attr
2031 pthread_condattr_init(&attr);
2032 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC);
2034 }''', dependencies: threads))
2036 config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + '''
2037 #include <sys/signalfd.h>
2039 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }'''))
2040 config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + '''
2048 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2049 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2053 config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + '''
2054 #include <sys/mman.h>
2055 int main(int argc, char *argv[]) {
2056 return mlockall(MCL_FUTURE);
2060 if get_option('l2tpv3').allowed() and have_system
2061 have_l2tpv3 = cc.has_type('struct mmsghdr',
2062 prefix: gnu_source_prefix + '''
2063 #include <sys/socket.h>
2064 #include <linux/ip.h>''')
2066 config_host_data.set('CONFIG_L2TPV3', have_l2tpv3)
2069 if get_option('netmap').allowed() and have_system
2070 have_netmap = cc.compiles('''
2071 #include <inttypes.h>
2073 #include <net/netmap.h>
2074 #include <net/netmap_user.h>
2075 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2078 int main(void) { return 0; }''')
2079 if not have_netmap and get_option('netmap').enabled()
2080 error('Netmap headers not available')
2083 config_host_data.set('CONFIG_NETMAP', have_netmap)
2085 # Work around a system header bug with some kernel/XFS header
2086 # versions where they both try to define 'struct fsxattr':
2087 # xfs headers will not try to redefine structs from linux headers
2088 # if this macro is set.
2089 config_host_data.set('HAVE_FSXATTR', cc.links('''
2090 #include <linux/fs.h>
2096 # Some versions of Mac OS X incorrectly define SIZE_MAX
2097 config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles('''
2100 int main(int argc, char *argv[]) {
2101 return printf("%zu", SIZE_MAX);
2102 }''', args: ['-Werror']))
2109 y = __atomic_load_n(&x, __ATOMIC_RELAXED);
2110 __atomic_store_n(&x, y, __ATOMIC_RELAXED);
2111 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
2112 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED);
2113 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED);
2117 # See if 64-bit atomic operations are supported.
2118 # Note that without __atomic builtins, we can only
2119 # assume atomic loads/stores max at pointer size.
2120 config_host_data.set('CONFIG_ATOMIC64', cc.links(atomic_test.format('uint64_t')))
2122 has_int128 = cc.links('''
2132 config_host_data.set('CONFIG_INT128', has_int128)
2135 # "do we have 128-bit atomics which are handled inline and specifically not
2136 # via libatomic". The reason we can't use libatomic is documented in the
2137 # comment starting "GCC is a house divided" in include/qemu/atomic128.h.
2138 has_atomic128 = cc.links(atomic_test.format('unsigned __int128'))
2140 config_host_data.set('CONFIG_ATOMIC128', has_atomic128)
2142 if not has_atomic128
2143 has_cmpxchg128 = cc.links('''
2146 unsigned __int128 x = 0, y = 0;
2147 __sync_val_compare_and_swap_16(&x, y, x);
2152 config_host_data.set('CONFIG_CMPXCHG128', has_cmpxchg128)
2156 config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + '''
2157 #include <sys/auxv.h>
2159 return getauxval(AT_HWCAP) == 0;
2162 config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles('''
2163 #include <linux/usbdevice_fs.h>
2165 #ifndef USBDEVFS_GET_CAPABILITIES
2166 #error "USBDEVFS_GET_CAPABILITIES undefined"
2169 #ifndef USBDEVFS_DISCONNECT_CLAIM
2170 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
2173 int main(void) { return 0; }'''))
2175 have_keyring = get_option('keyring') \
2176 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \
2177 .require(cc.compiles('''
2179 #include <asm/unistd.h>
2180 #include <linux/keyctl.h>
2181 #include <sys/syscall.h>
2184 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
2185 }'''), error_message: 'keyctl syscall not available on this system').allowed()
2186 config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring)
2188 have_cpuid_h = cc.links('''
2191 unsigned a, b, c, d;
2192 unsigned max = __get_cpuid_max(0, 0);
2195 __cpuid(1, a, b, c, d);
2199 __cpuid_count(7, 0, a, b, c, d);
2204 config_host_data.set('CONFIG_CPUID_H', have_cpuid_h)
2206 config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \
2207 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \
2208 .require(cc.links('''
2209 #pragma GCC push_options
2210 #pragma GCC target("avx2")
2212 #include <immintrin.h>
2213 static int bar(void *a) {
2214 __m256i x = *(__m256i *)a;
2215 return _mm256_testz_si256(x, x);
2217 int main(int argc, char *argv[]) { return bar(argv[0]); }
2218 '''), error_message: 'AVX2 not available').allowed())
2220 config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \
2221 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \
2222 .require(cc.links('''
2223 #pragma GCC push_options
2224 #pragma GCC target("avx512f")
2226 #include <immintrin.h>
2227 static int bar(void *a) {
2228 __m512i x = *(__m512i *)a;
2229 return _mm512_test_epi64_mask(x, x);
2231 int main(int argc, char *argv[]) { return bar(argv[0]); }
2232 '''), error_message: 'AVX512F not available').allowed())
2234 have_pvrdma = get_option('pvrdma') \
2235 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \
2236 .require(cc.compiles(gnu_source_prefix + '''
2237 #include <sys/mman.h>
2242 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
2245 }'''), error_message: 'PVRDMA requires mremap').allowed()
2248 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links('''
2249 #include <infiniband/verbs.h>
2253 struct ibv_pd *pd = NULL;
2259 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
2265 if get_option('membarrier').disabled()
2266 have_membarrier = false
2267 elif targetos == 'windows'
2268 have_membarrier = true
2269 elif targetos == 'linux'
2270 have_membarrier = cc.compiles('''
2271 #include <linux/membarrier.h>
2272 #include <sys/syscall.h>
2276 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
2277 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
2281 config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \
2282 .require(have_membarrier, error_message: 'membarrier system call not available') \
2285 have_afalg = get_option('crypto_afalg') \
2286 .require(cc.compiles(gnu_source_prefix + '''
2288 #include <sys/types.h>
2289 #include <sys/socket.h>
2290 #include <linux/if_alg.h>
2293 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
2296 '''), error_message: 'AF_ALG requested but could not be detected').allowed()
2297 config_host_data.set('CONFIG_AF_ALG', have_afalg)
2299 config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol(
2300 'linux/vm_sockets.h', 'AF_VSOCK',
2301 prefix: '#include <sys/socket.h>',
2305 have_vss_sdk = false # old xp/2003 SDK
2306 if targetos == 'windows' and link_language == 'cpp'
2307 have_vss = cxx.compiles('''
2308 #define __MIDL_user_allocate_free_DEFINED__
2310 int main(void) { return VSS_CTX_BACKUP; }''')
2311 have_vss_sdk = cxx.has_header('vscoordint.h')
2313 config_host_data.set('HAVE_VSS_SDK', have_vss_sdk)
2315 foreach k, v: config_host
2316 if k.startswith('CONFIG_')
2317 config_host_data.set(k, v == 'y' ? 1 : v)
2321 # Older versions of MinGW do not import _lock_file and _unlock_file properly.
2322 # This was fixed for v6.0.0 with commit b48e3ac8969d.
2323 if targetos == 'windows'
2324 config_host_data.set('HAVE__LOCK_FILE', cc.links('''
2330 }''', name: '_lock_file and _unlock_file'))
2333 ########################
2334 # Target configuration #
2335 ########################
2337 minikconf = find_program('scripts/minikconf.py')
2339 config_all_devices = {}
2340 config_all_disas = {}
2341 config_devices_mak_list = []
2342 config_devices_h = {}
2343 config_target_h = {}
2344 config_target_mak = {}
2347 'alpha' : ['CONFIG_ALPHA_DIS'],
2348 'arm' : ['CONFIG_ARM_DIS'],
2349 'avr' : ['CONFIG_AVR_DIS'],
2350 'cris' : ['CONFIG_CRIS_DIS'],
2351 'hexagon' : ['CONFIG_HEXAGON_DIS'],
2352 'hppa' : ['CONFIG_HPPA_DIS'],
2353 'i386' : ['CONFIG_I386_DIS'],
2354 'x86_64' : ['CONFIG_I386_DIS'],
2355 'm68k' : ['CONFIG_M68K_DIS'],
2356 'microblaze' : ['CONFIG_MICROBLAZE_DIS'],
2357 'mips' : ['CONFIG_MIPS_DIS'],
2358 'nios2' : ['CONFIG_NIOS2_DIS'],
2359 'or1k' : ['CONFIG_OPENRISC_DIS'],
2360 'ppc' : ['CONFIG_PPC_DIS'],
2361 'riscv' : ['CONFIG_RISCV_DIS'],
2362 'rx' : ['CONFIG_RX_DIS'],
2363 's390' : ['CONFIG_S390_DIS'],
2364 'sh4' : ['CONFIG_SH4_DIS'],
2365 'sparc' : ['CONFIG_SPARC_DIS'],
2366 'xtensa' : ['CONFIG_XTENSA_DIS'],
2367 'loongarch' : ['CONFIG_LOONGARCH_DIS'],
2369 if link_language == 'cpp'
2371 'aarch64' : [ 'CONFIG_ARM_A64_DIS'],
2372 'arm' : [ 'CONFIG_ARM_DIS', 'CONFIG_ARM_A64_DIS'],
2373 'mips' : [ 'CONFIG_MIPS_DIS', 'CONFIG_NANOMIPS_DIS'],
2377 have_ivshmem = config_host_data.get('CONFIG_EVENTFD')
2379 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \
2380 (have_tpm ? ['CONFIG_TPM=y'] : []) + \
2381 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \
2382 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \
2383 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \
2384 (x11.found() ? ['CONFIG_X11=y'] : []) + \
2385 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \
2386 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \
2387 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \
2388 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \
2389 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \
2390 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \
2391 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \
2392 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : [])
2394 ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
2396 default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
2397 actual_target_dirs = []
2399 foreach target : target_dirs
2400 config_target = { 'TARGET_NAME': target.split('-')[0] }
2401 if target.endswith('linux-user')
2402 if targetos != 'linux'
2406 error('Target @0@ is only available on a Linux host'.format(target))
2408 config_target += { 'CONFIG_LINUX_USER': 'y' }
2409 elif target.endswith('bsd-user')
2410 if 'CONFIG_BSD' not in config_host
2414 error('Target @0@ is only available on a BSD host'.format(target))
2416 config_target += { 'CONFIG_BSD_USER': 'y' }
2417 elif target.endswith('softmmu')
2418 config_target += { 'CONFIG_SOFTMMU': 'y' }
2420 if target.endswith('-user')
2422 'CONFIG_USER_ONLY': 'y',
2423 'CONFIG_QEMU_INTERP_PREFIX':
2424 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME'])
2429 foreach sym: accelerators
2430 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, [])
2431 config_target += { sym: 'y' }
2432 config_all += { sym: 'y' }
2433 if sym == 'CONFIG_TCG' and tcg_arch == 'tci'
2434 config_target += { 'CONFIG_TCG_INTERPRETER': 'y' }
2436 if target in modular_tcg
2437 config_target += { 'CONFIG_TCG_MODULAR': 'y' }
2439 config_target += { 'CONFIG_TCG_BUILTIN': 'y' }
2441 accel_kconfig += [ sym + '=y' ]
2444 if accel_kconfig.length() == 0
2448 error('No accelerator available for target @0@'.format(target))
2451 actual_target_dirs += target
2452 config_target += keyval.load('configs/targets' / target + '.mak')
2453 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' }
2455 if 'TARGET_NEED_FDT' in config_target
2456 fdt_required += target
2460 if 'TARGET_BASE_ARCH' not in config_target
2461 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']}
2463 if 'TARGET_ABI_DIR' not in config_target
2464 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']}
2466 if 'TARGET_BIG_ENDIAN' not in config_target
2467 config_target += {'TARGET_BIG_ENDIAN': 'n'}
2470 foreach k, v: disassemblers
2471 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k)
2473 config_target += { sym: 'y' }
2474 config_all_disas += { sym: 'y' }
2479 config_target_data = configuration_data()
2480 foreach k, v: config_target
2481 if not k.startswith('TARGET_') and not k.startswith('CONFIG_')
2483 elif ignored.contains(k)
2485 elif k == 'TARGET_BASE_ARCH'
2486 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is
2487 # not used to select files from sourcesets.
2488 config_target_data.set('TARGET_' + v.to_upper(), 1)
2489 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX'
2490 config_target_data.set_quoted(k, v)
2492 config_target_data.set(k, 1)
2494 config_target_data.set(k, 0)
2496 config_target_data.set(k, v)
2499 config_target_data.set('QEMU_ARCH',
2500 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper())
2501 config_target_h += {target: configure_file(output: target + '-config-target.h',
2502 configuration: config_target_data)}
2504 if target.endswith('-softmmu')
2505 config_input = meson.get_external_property(target, 'default')
2506 config_devices_mak = target + '-config-devices.mak'
2507 config_devices_mak = configure_file(
2508 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'],
2509 output: config_devices_mak,
2510 depfile: config_devices_mak + '.d',
2512 command: [minikconf,
2513 get_option('default_devices') ? '--defconfig' : '--allnoconfig',
2514 config_devices_mak, '@DEPFILE@', '@INPUT@',
2515 host_kconfig, accel_kconfig,
2516 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y'])
2518 config_devices_data = configuration_data()
2519 config_devices = keyval.load(config_devices_mak)
2520 foreach k, v: config_devices
2521 config_devices_data.set(k, 1)
2523 config_devices_mak_list += config_devices_mak
2524 config_devices_h += {target: configure_file(output: target + '-config-devices.h',
2525 configuration: config_devices_data)}
2526 config_target += config_devices
2527 config_all_devices += config_devices
2529 config_target_mak += {target: config_target}
2531 target_dirs = actual_target_dirs
2533 # This configuration is used to build files that are shared by
2534 # multiple binaries, and then extracted out of the "common"
2535 # static_library target.
2537 # We do not use all_sources()/all_dependencies(), because it would
2538 # build literally all source files, including devices only used by
2539 # targets that are not built for this compilation. The CONFIG_ALL
2540 # pseudo symbol replaces it.
2542 config_all += config_all_devices
2543 config_all += config_host
2544 config_all += config_all_disas
2546 'CONFIG_XEN': xen.found(),
2547 'CONFIG_SOFTMMU': have_system,
2548 'CONFIG_USER_ONLY': have_user,
2552 target_configs_h = []
2553 foreach target: target_dirs
2554 target_configs_h += config_target_h[target]
2555 target_configs_h += config_devices_h.get(target, [])
2557 genh += custom_target('config-poison.h',
2558 input: [target_configs_h],
2559 output: 'config-poison.h',
2561 command: [find_program('scripts/make-config-poison.sh'),
2568 capstone = not_found
2569 if not get_option('capstone').auto() or have_system or have_user
2570 capstone = dependency('capstone', version: '>=3.0.5',
2571 kwargs: static_kwargs, method: 'pkg-config',
2572 required: get_option('capstone'))
2574 # Some versions of capstone have broken pkg-config file
2575 # that reports a wrong -I path, causing the #include to
2576 # fail later. If the system has such a broken version
2578 if capstone.found() and not cc.compiles('#include <capstone.h>',
2579 dependencies: [capstone])
2580 capstone = not_found
2581 if get_option('capstone').enabled()
2582 error('capstone requested, but it does not appear to work')
2588 slirp_opt = 'disabled'
2590 slirp_opt = get_option('slirp')
2591 if slirp_opt in ['enabled', 'auto', 'system']
2592 have_internal = fs.exists(meson.current_source_dir() / 'slirp/meson.build')
2593 slirp_dep_required = (slirp_opt == 'system' or
2594 slirp_opt == 'enabled' and not have_internal)
2595 slirp = dependency('slirp', kwargs: static_kwargs,
2596 method: 'pkg-config', version: '>=4.1.0',
2597 required: slirp_dep_required)
2598 # slirp <4.7 is incompatible with CFI support in QEMU. This is because
2599 # it passes function pointers within libslirp as callbacks for timers.
2600 # When using a system-wide shared libslirp, the type information for the
2601 # callback is missing and the timer call produces a false positive with CFI.
2602 # Do not use the "version" keyword argument to produce a better error.
2603 # with control-flow integrity.
2604 if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7')
2605 if slirp_dep_required
2606 error('Control-Flow Integrity requires libslirp 4.7.')
2608 warning('Control-Flow Integrity requires libslirp 4.7, not using system-wide libslirp.')
2613 slirp_opt = 'system'
2615 slirp_opt = 'internal'
2617 slirp_opt = 'disabled'
2620 if slirp_opt == 'internal'
2622 if targetos == 'windows'
2623 slirp_deps = cc.find_library('iphlpapi')
2624 elif targetos == 'darwin'
2625 slirp_deps = cc.find_library('resolv')
2627 slirp_conf = configuration_data()
2628 slirp_conf.set('SLIRP_MAJOR_VERSION', meson.project_version().split('.')[0])
2629 slirp_conf.set('SLIRP_MINOR_VERSION', meson.project_version().split('.')[1])
2630 slirp_conf.set('SLIRP_MICRO_VERSION', meson.project_version().split('.')[2])
2631 slirp_conf.set_quoted('SLIRP_VERSION_STRING', meson.project_version())
2632 slirp_cargs = ['-DG_LOG_DOMAIN="Slirp"']
2634 'slirp/src/arp_table.c',
2635 'slirp/src/bootp.c',
2636 'slirp/src/cksum.c',
2637 'slirp/src/dhcpv6.c',
2638 'slirp/src/dnssearch.c',
2640 'slirp/src/ip6_icmp.c',
2641 'slirp/src/ip6_input.c',
2642 'slirp/src/ip6_output.c',
2643 'slirp/src/ip_icmp.c',
2644 'slirp/src/ip_input.c',
2645 'slirp/src/ip_output.c',
2649 'slirp/src/ndp_table.c',
2651 'slirp/src/slirp.c',
2652 'slirp/src/socket.c',
2653 'slirp/src/state.c',
2654 'slirp/src/stream.c',
2655 'slirp/src/tcp_input.c',
2656 'slirp/src/tcp_output.c',
2657 'slirp/src/tcp_subr.c',
2658 'slirp/src/tcp_timer.c',
2663 'slirp/src/version.c',
2664 'slirp/src/vmstate.c',
2668 input : 'slirp/src/libslirp-version.h.in',
2669 output : 'libslirp-version.h',
2670 configuration: slirp_conf)
2672 slirp_inc = include_directories('slirp', 'slirp/src')
2673 libslirp = static_library('slirp',
2674 build_by_default: false,
2675 sources: slirp_files,
2676 c_args: slirp_cargs,
2677 include_directories: slirp_inc)
2678 slirp = declare_dependency(link_with: libslirp,
2679 dependencies: slirp_deps,
2680 include_directories: slirp_inc)
2684 libvfio_user_dep = not_found
2685 if have_system and vfio_user_server_allowed
2686 have_internal = fs.exists(meson.current_source_dir() / 'subprojects/libvfio-user/meson.build')
2688 if not have_internal
2689 error('libvfio-user source not found - please pull git submodule')
2692 libvfio_user_proj = subproject('libvfio-user')
2694 libvfio_user_lib = libvfio_user_proj.get_variable('libvfio_user_dep')
2696 libvfio_user_dep = declare_dependency(dependencies: [libvfio_user_lib])
2701 fdt_opt = get_option('fdt')
2702 if fdt_opt in ['enabled', 'auto', 'system']
2703 have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt')
2704 fdt = cc.find_library('fdt', kwargs: static_kwargs,
2705 required: fdt_opt == 'system' or
2706 fdt_opt == 'enabled' and not have_internal)
2707 if fdt.found() and cc.links('''
2709 #include <libfdt_env.h>
2710 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''',
2713 elif fdt_opt == 'system'
2714 error('system libfdt requested, but it is too old (1.5.1 or newer required)')
2716 fdt_opt = 'internal'
2718 fdt_opt = 'disabled'
2722 if fdt_opt == 'internal'
2725 'dtc/libfdt/fdt_ro.c',
2726 'dtc/libfdt/fdt_wip.c',
2727 'dtc/libfdt/fdt_sw.c',
2728 'dtc/libfdt/fdt_rw.c',
2729 'dtc/libfdt/fdt_strerror.c',
2730 'dtc/libfdt/fdt_empty_tree.c',
2731 'dtc/libfdt/fdt_addresses.c',
2732 'dtc/libfdt/fdt_overlay.c',
2733 'dtc/libfdt/fdt_check.c',
2736 fdt_inc = include_directories('dtc/libfdt')
2737 libfdt = static_library('fdt',
2738 build_by_default: false,
2740 include_directories: fdt_inc)
2741 fdt = declare_dependency(link_with: libfdt,
2742 include_directories: fdt_inc)
2745 fdt_opt = 'disabled'
2747 if not fdt.found() and fdt_required.length() > 0
2748 error('fdt not available but required by targets ' + ', '.join(fdt_required))
2751 config_host_data.set('CONFIG_CAPSTONE', capstone.found())
2752 config_host_data.set('CONFIG_FDT', fdt.found())
2753 config_host_data.set('CONFIG_SLIRP', slirp.found())
2755 #####################
2756 # Generated sources #
2757 #####################
2759 genh += configure_file(output: 'config-host.h', configuration: config_host_data)
2761 hxtool = find_program('scripts/hxtool')
2762 shaderinclude = find_program('scripts/shaderinclude.pl')
2763 qapi_gen = find_program('scripts/qapi-gen.py')
2764 qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py',
2765 meson.current_source_dir() / 'scripts/qapi/commands.py',
2766 meson.current_source_dir() / 'scripts/qapi/common.py',
2767 meson.current_source_dir() / 'scripts/qapi/error.py',
2768 meson.current_source_dir() / 'scripts/qapi/events.py',
2769 meson.current_source_dir() / 'scripts/qapi/expr.py',
2770 meson.current_source_dir() / 'scripts/qapi/gen.py',
2771 meson.current_source_dir() / 'scripts/qapi/introspect.py',
2772 meson.current_source_dir() / 'scripts/qapi/parser.py',
2773 meson.current_source_dir() / 'scripts/qapi/schema.py',
2774 meson.current_source_dir() / 'scripts/qapi/source.py',
2775 meson.current_source_dir() / 'scripts/qapi/types.py',
2776 meson.current_source_dir() / 'scripts/qapi/visit.py',
2777 meson.current_source_dir() / 'scripts/qapi/common.py',
2778 meson.current_source_dir() / 'scripts/qapi-gen.py'
2782 python, files('scripts/tracetool.py'),
2783 '--backend=' + ','.join(get_option('trace_backends'))
2785 tracetool_depends = files(
2786 'scripts/tracetool/backend/log.py',
2787 'scripts/tracetool/backend/__init__.py',
2788 'scripts/tracetool/backend/dtrace.py',
2789 'scripts/tracetool/backend/ftrace.py',
2790 'scripts/tracetool/backend/simple.py',
2791 'scripts/tracetool/backend/syslog.py',
2792 'scripts/tracetool/backend/ust.py',
2793 'scripts/tracetool/format/ust_events_c.py',
2794 'scripts/tracetool/format/ust_events_h.py',
2795 'scripts/tracetool/format/__init__.py',
2796 'scripts/tracetool/format/d.py',
2797 'scripts/tracetool/format/simpletrace_stap.py',
2798 'scripts/tracetool/format/c.py',
2799 'scripts/tracetool/format/h.py',
2800 'scripts/tracetool/format/log_stap.py',
2801 'scripts/tracetool/format/stap.py',
2802 'scripts/tracetool/__init__.py',
2803 'scripts/tracetool/transform.py',
2804 'scripts/tracetool/vcpu.py'
2807 qemu_version_cmd = [find_program('scripts/qemu-version.sh'),
2808 meson.current_source_dir(),
2809 get_option('pkgversion'), meson.project_version()]
2810 qemu_version = custom_target('qemu-version.h',
2811 output: 'qemu-version.h',
2812 command: qemu_version_cmd,
2814 build_by_default: true,
2815 build_always_stale: true)
2816 genh += qemu_version
2820 ['qemu-options.hx', 'qemu-options.def'],
2821 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'],
2825 ['hmp-commands.hx', 'hmp-commands.h'],
2826 ['hmp-commands-info.hx', 'hmp-commands-info.h'],
2829 foreach d : hx_headers
2830 hxdep += custom_target(d[1],
2834 build_by_default: true, # to be removed when added to a target
2835 command: [hxtool, '-h', '@INPUT0@'])
2843 authz_ss = ss.source_set()
2844 blockdev_ss = ss.source_set()
2845 block_ss = ss.source_set()
2846 chardev_ss = ss.source_set()
2847 common_ss = ss.source_set()
2848 crypto_ss = ss.source_set()
2849 hwcore_ss = ss.source_set()
2850 io_ss = ss.source_set()
2851 qmp_ss = ss.source_set()
2852 qom_ss = ss.source_set()
2853 softmmu_ss = ss.source_set()
2854 specific_fuzz_ss = ss.source_set()
2855 specific_ss = ss.source_set()
2856 stub_ss = ss.source_set()
2857 trace_ss = ss.source_set()
2858 user_ss = ss.source_set()
2859 util_ss = ss.source_set()
2862 qtest_module_ss = ss.source_set()
2863 tcg_module_ss = ss.source_set()
2869 target_softmmu_arch = {}
2870 target_user_arch = {}
2876 # TODO: add each directory to the subdirs from its own meson.build, once
2878 trace_events_subdirs = [
2886 trace_events_subdirs += [ 'linux-user' ]
2889 trace_events_subdirs += [ 'bsd-user' ]
2892 trace_events_subdirs += [
2901 trace_events_subdirs += [
2915 'hw/block/dataplane',
2964 if have_system or have_user
2965 trace_events_subdirs += [
2983 vhost_user = not_found
2984 if targetos == 'linux' and have_vhost_user
2985 libvhost_user = subproject('libvhost-user')
2986 vhost_user = libvhost_user.get_variable('vhost_user_dep')
2989 # NOTE: the trace/ subdirectory needs the qapi_trace_events variable
2990 # that is filled in by qapi/.
3004 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO')
3005 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO')
3008 qom_ss = qom_ss.apply(config_host, strict: false)
3009 libqom = static_library('qom', qom_ss.sources() + genh,
3010 dependencies: [qom_ss.dependencies()],
3012 qom = declare_dependency(link_whole: libqom)
3014 event_loop_base = files('event-loop-base.c')
3015 event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh,
3016 build_by_default: true)
3017 event_loop_base = declare_dependency(link_whole: event_loop_base,
3018 dependencies: [qom])
3020 stub_ss = stub_ss.apply(config_all, strict: false)
3022 util_ss.add_all(trace_ss)
3023 util_ss = util_ss.apply(config_all, strict: false)
3024 libqemuutil = static_library('qemuutil',
3025 sources: util_ss.sources() + stub_ss.sources() + genh,
3026 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman])
3027 qemuutil = declare_dependency(link_with: libqemuutil,
3028 sources: genh + version_res,
3029 dependencies: [event_loop_base])
3031 if have_system or have_user
3032 decodetree = generator(find_program('scripts/decodetree.py'),
3033 output: 'decode-@BASENAME@.c.inc',
3034 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@'])
3035 subdir('libdecnumber')
3052 if config_host_data.get('CONFIG_REPLICATION')
3053 block_ss.add(files('replication.c'))
3060 blockdev_ss.add(files(
3067 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
3068 # os-win32.c does not
3069 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
3070 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
3073 common_ss.add(files('cpus-common.c'))
3077 common_ss.add(capstone)
3078 specific_ss.add(files('cpu.c', 'disas.c', 'gdbstub.c'), capstone)
3080 # Work around a gcc bug/misfeature wherein constant propagation looks
3082 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696
3083 # to guess that a const variable is always zero. Without lto, this is
3084 # impossible, as the alias is restricted to page-vary-common.c. Indeed,
3085 # without lto, not even the alias is required -- we simply use different
3086 # declarations in different compilation units.
3087 pagevary = files('page-vary-common.c')
3088 if get_option('b_lto')
3089 pagevary_flags = ['-fno-lto']
3090 if get_option('cfi')
3091 pagevary_flags += '-fno-sanitize=cfi-icall'
3093 pagevary = static_library('page-vary-common', sources: pagevary + genh,
3094 c_args: pagevary_flags)
3095 pagevary = declare_dependency(link_with: pagevary)
3097 common_ss.add(pagevary)
3098 specific_ss.add(files('page-vary.c'))
3106 subdir('semihosting')
3113 common_user_inc = []
3115 subdir('common-user')
3117 subdir('linux-user')
3119 # needed for fuzzing binaries
3120 subdir('tests/qtest/libqos')
3121 subdir('tests/qtest/fuzz')
3124 tcg_real_module_ss = ss.source_set()
3125 tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss)
3126 specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss)
3127 target_modules += { 'accel' : { 'qtest': qtest_module_ss,
3128 'tcg': tcg_real_module_ss }}
3130 ########################
3131 # Library dependencies #
3132 ########################
3134 modinfo_collect = find_program('scripts/modinfo-collect.py')
3135 modinfo_generate = find_program('scripts/modinfo-generate.py')
3140 foreach d, list : modules
3141 foreach m, module_ss : list
3142 if enable_modules and targetos != 'windows'
3143 module_ss = module_ss.apply(config_all, strict: false)
3144 sl = static_library(d + '-' + m, [genh, module_ss.sources()],
3145 dependencies: [modulecommon, module_ss.dependencies()], pic: true)
3151 if module_ss.sources() != []
3152 # FIXME: Should use sl.extract_all_objects(recursive: true) as
3153 # input. Sources can be used multiple times but objects are
3154 # unique when it comes to lookup in compile_commands.json.
3155 # Depnds on a mesion version with
3156 # https://github.com/mesonbuild/meson/pull/8900
3157 modinfo_files += custom_target(d + '-' + m + '.modinfo',
3158 output: d + '-' + m + '.modinfo',
3159 input: module_ss.sources() + genh,
3161 command: [modinfo_collect, module_ss.sources()])
3165 block_ss.add_all(module_ss)
3167 softmmu_ss.add_all(module_ss)
3173 foreach d, list : target_modules
3174 foreach m, module_ss : list
3175 if enable_modules and targetos != 'windows'
3176 foreach target : target_dirs
3177 if target.endswith('-softmmu')
3178 config_target = config_target_mak[target]
3179 config_target += config_host
3180 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3181 c_args = ['-DNEED_CPU_H',
3182 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3183 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3184 target_module_ss = module_ss.apply(config_target, strict: false)
3185 if target_module_ss.sources() != []
3186 module_name = d + '-' + m + '-' + config_target['TARGET_NAME']
3187 sl = static_library(module_name,
3188 [genh, target_module_ss.sources()],
3189 dependencies: [modulecommon, target_module_ss.dependencies()],
3190 include_directories: target_inc,
3194 # FIXME: Should use sl.extract_all_objects(recursive: true) too.
3195 modinfo_files += custom_target(module_name + '.modinfo',
3196 output: module_name + '.modinfo',
3197 input: target_module_ss.sources() + genh,
3199 command: [modinfo_collect, '--target', target, target_module_ss.sources()])
3204 specific_ss.add_all(module_ss)
3210 foreach target : target_dirs
3211 if target.endswith('-softmmu')
3212 config_target = config_target_mak[target]
3213 config_devices_mak = target + '-config-devices.mak'
3214 modinfo_src = custom_target('modinfo-' + target + '.c',
3215 output: 'modinfo-' + target + '.c',
3216 input: modinfo_files,
3217 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'],
3220 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src)
3221 modinfo_dep = declare_dependency(link_with: modinfo_lib)
3223 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH']
3224 hw_arch[arch].add(modinfo_dep)
3229 nm = find_program('nm')
3230 undefsym = find_program('scripts/undefsym.py')
3231 block_syms = custom_target('block.syms', output: 'block.syms',
3232 input: [libqemuutil, block_mods],
3234 command: [undefsym, nm, '@INPUT@'])
3235 qemu_syms = custom_target('qemu.syms', output: 'qemu.syms',
3236 input: [libqemuutil, softmmu_mods],
3238 command: [undefsym, nm, '@INPUT@'])
3240 authz_ss = authz_ss.apply(config_host, strict: false)
3241 libauthz = static_library('authz', authz_ss.sources() + genh,
3242 dependencies: [authz_ss.dependencies()],
3244 build_by_default: false)
3246 authz = declare_dependency(link_whole: libauthz,
3249 crypto_ss = crypto_ss.apply(config_host, strict: false)
3250 libcrypto = static_library('crypto', crypto_ss.sources() + genh,
3251 dependencies: [crypto_ss.dependencies()],
3253 build_by_default: false)
3255 crypto = declare_dependency(link_whole: libcrypto,
3256 dependencies: [authz, qom])
3258 io_ss = io_ss.apply(config_host, strict: false)
3259 libio = static_library('io', io_ss.sources() + genh,
3260 dependencies: [io_ss.dependencies()],
3261 link_with: libqemuutil,
3263 build_by_default: false)
3265 io = declare_dependency(link_whole: libio, dependencies: [crypto, qom])
3267 libmigration = static_library('migration', sources: migration_files + genh,
3269 build_by_default: false)
3270 migration = declare_dependency(link_with: libmigration,
3271 dependencies: [zlib, qom, io])
3272 softmmu_ss.add(migration)
3274 block_ss = block_ss.apply(config_host, strict: false)
3275 libblock = static_library('block', block_ss.sources() + genh,
3276 dependencies: block_ss.dependencies(),
3277 link_depends: block_syms,
3279 build_by_default: false)
3281 block = declare_dependency(link_whole: [libblock],
3282 link_args: '@block.syms',
3283 dependencies: [crypto, io])
3285 blockdev_ss = blockdev_ss.apply(config_host, strict: false)
3286 libblockdev = static_library('blockdev', blockdev_ss.sources() + genh,
3287 dependencies: blockdev_ss.dependencies(),
3289 build_by_default: false)
3291 blockdev = declare_dependency(link_whole: [libblockdev],
3292 dependencies: [block, event_loop_base])
3294 qmp_ss = qmp_ss.apply(config_host, strict: false)
3295 libqmp = static_library('qmp', qmp_ss.sources() + genh,
3296 dependencies: qmp_ss.dependencies(),
3298 build_by_default: false)
3300 qmp = declare_dependency(link_whole: [libqmp])
3302 libchardev = static_library('chardev', chardev_ss.sources() + genh,
3304 dependencies: chardev_ss.dependencies(),
3305 build_by_default: false)
3307 chardev = declare_dependency(link_whole: libchardev)
3309 hwcore_ss = hwcore_ss.apply(config_host, strict: false)
3310 libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh,
3312 build_by_default: false)
3313 hwcore = declare_dependency(link_whole: libhwcore)
3314 common_ss.add(hwcore)
3320 emulator_modules = []
3321 foreach m : block_mods + softmmu_mods
3322 emulator_modules += shared_module(m.name(),
3323 build_by_default: true,
3327 install_dir: qemu_moddir)
3329 if emulator_modules.length() > 0
3330 alias_target('modules', emulator_modules)
3333 softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp)
3334 common_ss.add(qom, qemuutil)
3336 common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss])
3337 common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss)
3339 common_all = common_ss.apply(config_all, strict: false)
3340 common_all = static_library('common',
3341 build_by_default: false,
3342 sources: common_all.sources() + genh,
3343 include_directories: common_user_inc,
3344 implicit_include_directories: false,
3345 dependencies: common_all.dependencies(),
3348 feature_to_c = find_program('scripts/feature_to_c.sh')
3350 if targetos == 'darwin'
3351 entitlement = find_program('scripts/entitlement.sh')
3355 foreach target : target_dirs
3356 config_target = config_target_mak[target]
3357 target_name = config_target['TARGET_NAME']
3358 target_base_arch = config_target['TARGET_BASE_ARCH']
3359 arch_srcs = [config_target_h[target]]
3361 c_args = ['-DNEED_CPU_H',
3362 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3363 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3364 link_args = emulator_link_args
3366 config_target += config_host
3367 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3368 if targetos == 'linux'
3369 target_inc += include_directories('linux-headers', is_system: true)
3371 if target.endswith('-softmmu')
3372 qemu_target_name = 'qemu-system-' + target_name
3373 target_type='system'
3374 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false)
3375 arch_srcs += t.sources()
3376 arch_deps += t.dependencies()
3378 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch
3379 hw = hw_arch[hw_dir].apply(config_target, strict: false)
3380 arch_srcs += hw.sources()
3381 arch_deps += hw.dependencies()
3383 arch_srcs += config_devices_h[target]
3384 link_args += ['@block.syms', '@qemu.syms']
3386 abi = config_target['TARGET_ABI_DIR']
3388 target_inc += common_user_inc
3389 qemu_target_name = 'qemu-' + target_name
3390 if target_base_arch in target_user_arch
3391 t = target_user_arch[target_base_arch].apply(config_target, strict: false)
3392 arch_srcs += t.sources()
3393 arch_deps += t.dependencies()
3395 if 'CONFIG_LINUX_USER' in config_target
3396 base_dir = 'linux-user'
3398 if 'CONFIG_BSD_USER' in config_target
3399 base_dir = 'bsd-user'
3400 target_inc += include_directories('bsd-user/' / targetos)
3401 target_inc += include_directories('bsd-user/host/' / host_arch)
3402 dir = base_dir / abi
3403 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c')
3405 target_inc += include_directories(
3409 if 'CONFIG_LINUX_USER' in config_target
3410 dir = base_dir / abi
3411 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c')
3412 if config_target.has_key('TARGET_SYSTBL_ABI')
3414 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'],
3415 extra_args : config_target['TARGET_SYSTBL_ABI'])
3420 if 'TARGET_XML_FILES' in config_target
3421 gdbstub_xml = custom_target(target + '-gdbstub-xml.c',
3422 output: target + '-gdbstub-xml.c',
3423 input: files(config_target['TARGET_XML_FILES'].split()),
3424 command: [feature_to_c, '@INPUT@'],
3426 arch_srcs += gdbstub_xml
3429 t = target_arch[target_base_arch].apply(config_target, strict: false)
3430 arch_srcs += t.sources()
3431 arch_deps += t.dependencies()
3433 target_common = common_ss.apply(config_target, strict: false)
3434 objects = common_all.extract_objects(target_common.sources())
3435 deps = target_common.dependencies()
3437 target_specific = specific_ss.apply(config_target, strict: false)
3438 arch_srcs += target_specific.sources()
3439 arch_deps += target_specific.dependencies()
3441 lib = static_library('qemu-' + target,
3442 sources: arch_srcs + genh,
3443 dependencies: arch_deps,
3445 include_directories: target_inc,
3447 build_by_default: false,
3450 if target.endswith('-softmmu')
3452 'name': 'qemu-system-' + target_name,
3453 'win_subsystem': 'console',
3454 'sources': files('softmmu/main.c'),
3457 if targetos == 'windows' and (sdl.found() or gtk.found())
3459 'name': 'qemu-system-' + target_name + 'w',
3460 'win_subsystem': 'windows',
3461 'sources': files('softmmu/main.c'),
3465 if get_option('fuzzing')
3466 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false)
3468 'name': 'qemu-fuzz-' + target_name,
3469 'win_subsystem': 'console',
3470 'sources': specific_fuzz.sources(),
3471 'dependencies': specific_fuzz.dependencies(),
3476 'name': 'qemu-' + target_name,
3477 'win_subsystem': 'console',
3483 exe_name = exe['name']
3484 if targetos == 'darwin'
3485 exe_name += '-unsigned'
3488 emulator = executable(exe_name, exe['sources'],
3491 dependencies: arch_deps + deps + exe['dependencies'],
3492 objects: lib.extract_all_objects(recursive: true),
3493 link_language: link_language,
3494 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
3495 link_args: link_args,
3496 win_subsystem: exe['win_subsystem'])
3498 if targetos == 'darwin'
3499 icon = 'pc-bios/qemu.rsrc'
3500 build_input = [emulator, files(icon)]
3502 get_option('bindir') / exe_name,
3503 meson.current_source_dir() / icon
3505 if 'CONFIG_HVF' in config_target
3506 entitlements = 'accel/hvf/entitlements.plist'
3507 build_input += files(entitlements)
3508 install_input += meson.current_source_dir() / entitlements
3511 emulators += {exe['name'] : custom_target(exe['name'],
3513 output: exe['name'],
3514 command: [entitlement, '@OUTPUT@', '@INPUT@'])
3517 meson.add_install_script(entitlement, '--install',
3518 get_option('bindir') / exe['name'],
3521 emulators += {exe['name']: emulator}
3526 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false},
3527 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true},
3528 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
3529 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
3531 custom_target(exe['name'] + stp['ext'],
3532 input: trace_events_all,
3533 output: exe['name'] + stp['ext'],
3534 install: stp['install'],
3535 install_dir: get_option('datadir') / 'systemtap/tapset',
3537 tracetool, '--group=all', '--format=' + stp['fmt'],
3538 '--binary=' + stp['bin'],
3539 '--target-name=' + target_name,
3540 '--target-type=' + target_type,
3541 '--probe-prefix=qemu.' + target_type + '.' + target_name,
3542 '@INPUT@', '@OUTPUT@'
3544 depend_files: tracetool_depends)
3550 # Other build targets
3552 if 'CONFIG_PLUGIN' in config_host
3553 install_headers('include/qemu/qemu-plugin.h')
3558 # Don't build qemu-keymap if xkbcommon is not explicitly enabled
3559 # when we don't build tools or system
3560 if xkbcommon.found()
3561 # used for the update-keymaps target, so include rules even if !have_tools
3562 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh,
3563 dependencies: [qemuutil, xkbcommon], install: have_tools)
3567 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
3568 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)
3569 qemu_io = executable('qemu-io', files('qemu-io.c'),
3570 dependencies: [block, qemuutil], install: true)
3571 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'),
3572 dependencies: [blockdev, qemuutil, gnutls, selinux],
3575 subdir('storage-daemon')
3576 subdir('contrib/rdmacm-mux')
3577 subdir('contrib/elf2dmp')
3579 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'),
3580 dependencies: qemuutil,
3584 subdir('contrib/vhost-user-blk')
3585 subdir('contrib/vhost-user-gpu')
3586 subdir('contrib/vhost-user-input')
3587 subdir('contrib/vhost-user-scsi')
3590 if targetos == 'linux'
3591 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'),
3592 dependencies: [qemuutil, libcap_ng],
3594 install_dir: get_option('libexecdir'))
3596 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'),
3597 dependencies: [authz, crypto, io, qom, qemuutil,
3598 libcap_ng, mpathpersist],
3603 subdir('contrib/ivshmem-client')
3604 subdir('contrib/ivshmem-server')
3617 if host_machine.system() == 'windows'
3619 find_program('scripts/nsis.py'),
3621 get_option('prefix'),
3622 meson.current_source_dir(),
3625 '-DDISPLAYVERSION=' + meson.project_version(),
3628 nsis_cmd += '-DCONFIG_DOCUMENTATION=y'
3631 nsis_cmd += '-DCONFIG_GTK=y'
3634 nsis = custom_target('nsis',
3635 output: 'qemu-setup-' + meson.project_version() + '.exe',
3636 input: files('qemu.nsi'),
3637 build_always_stale: true,
3638 command: nsis_cmd + ['@INPUT@'])
3639 alias_target('installer', nsis)
3642 #########################
3643 # Configuration summary #
3644 #########################
3648 summary_info += {'Install prefix': get_option('prefix')}
3649 summary_info += {'BIOS directory': qemu_datadir}
3650 summary_info += {'firmware path': get_option('prefix') / get_option('qemu_firmwarepath')}
3651 summary_info += {'binary directory': get_option('prefix') / get_option('bindir')}
3652 summary_info += {'library directory': get_option('prefix') / get_option('libdir')}
3653 summary_info += {'module directory': qemu_moddir}
3654 summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')}
3655 summary_info += {'include directory': get_option('prefix') / get_option('includedir')}
3656 summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')}
3657 if targetos != 'windows'
3658 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')}
3659 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')}
3661 summary_info += {'local state directory': 'queried at runtime'}
3663 summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')}
3664 summary_info += {'Build directory': meson.current_build_dir()}
3665 summary_info += {'Source path': meson.current_source_dir()}
3666 summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']}
3667 summary(summary_info, bool_yn: true, section: 'Directories')
3671 summary_info += {'git': config_host['GIT']}
3672 summary_info += {'make': config_host['MAKE']}
3673 summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
3674 summary_info += {'sphinx-build': sphinx_build}
3675 if config_host.has_key('HAVE_GDB_BIN')
3676 summary_info += {'gdb': config_host['HAVE_GDB_BIN']}
3678 summary_info += {'iasl': iasl}
3679 summary_info += {'genisoimage': config_host['GENISOIMAGE']}
3680 if targetos == 'windows' and have_ga
3681 summary_info += {'wixl': wixl}
3683 if slirp_opt != 'disabled' and have_system
3684 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false}
3686 summary(summary_info, bool_yn: true, section: 'Host binaries')
3688 # Configurable features
3690 summary_info += {'Documentation': build_docs}
3691 summary_info += {'system-mode emulation': have_system}
3692 summary_info += {'user-mode emulation': have_user}
3693 summary_info += {'block layer': have_block}
3694 summary_info += {'Install blobs': get_option('install_blobs')}
3695 summary_info += {'module support': config_host.has_key('CONFIG_MODULES')}
3696 if config_host.has_key('CONFIG_MODULES')
3697 summary_info += {'alternative module path': get_option('module_upgrades')}
3699 summary_info += {'fuzzing support': get_option('fuzzing')}
3701 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)}
3703 summary_info += {'Trace backends': ','.join(get_option('trace_backends'))}
3704 if 'simple' in get_option('trace_backends')
3705 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'}
3707 summary_info += {'D-Bus display': dbus_display}
3708 summary_info += {'QOM debugging': get_option('qom_cast_debug')}
3709 summary_info += {'vhost-kernel support': have_vhost_kernel}
3710 summary_info += {'vhost-net support': have_vhost_net}
3711 summary_info += {'vhost-user support': have_vhost_user}
3712 summary_info += {'vhost-user-crypto support': have_vhost_user_crypto}
3713 summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server}
3714 summary_info += {'vhost-vdpa support': have_vhost_vdpa}
3715 summary_info += {'build guest agent': have_ga}
3716 summary(summary_info, bool_yn: true, section: 'Configurable features')
3718 # Compilation information
3720 summary_info += {'host CPU': cpu}
3721 summary_info += {'host endianness': build_machine.endian()}
3722 summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())}
3723 summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())}
3724 if link_language == 'cpp'
3725 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())}
3727 summary_info += {'C++ compiler': false}
3729 if targetos == 'darwin'
3730 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())}
3732 summary_info += {'CFLAGS': ' '.join(get_option('c_args')
3733 + ['-O' + get_option('optimization')]
3734 + (get_option('debug') ? ['-g'] : []))}
3735 if link_language == 'cpp'
3736 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args')
3737 + ['-O' + get_option('optimization')]
3738 + (get_option('debug') ? ['-g'] : []))}
3740 if targetos == 'darwin'
3741 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args')
3742 + ['-O' + get_option('optimization')]
3743 + (get_option('debug') ? ['-g'] : []))}
3745 link_args = get_option(link_language + '_link_args')
3746 if link_args.length() > 0
3747 summary_info += {'LDFLAGS': ' '.join(link_args)}
3749 summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)}
3750 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)}
3751 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)}
3752 summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)}
3753 summary_info += {'profiler': get_option('profiler')}
3754 summary_info += {'link-time optimization (LTO)': get_option('b_lto')}
3755 summary_info += {'PIE': get_option('b_pie')}
3756 summary_info += {'static build': config_host.has_key('CONFIG_STATIC')}
3757 summary_info += {'malloc trim support': has_malloc_trim}
3758 summary_info += {'membarrier': have_membarrier}
3759 summary_info += {'debug stack usage': get_option('debug_stack_usage')}
3760 summary_info += {'mutex debugging': get_option('debug_mutex')}
3761 summary_info += {'memory allocator': get_option('malloc')}
3762 summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')}
3763 summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')}
3764 summary_info += {'gprof enabled': get_option('gprof')}
3765 summary_info += {'gcov': get_option('b_coverage')}
3766 summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')}
3767 summary_info += {'CFI support': get_option('cfi')}
3768 if get_option('cfi')
3769 summary_info += {'CFI debug support': get_option('cfi_debug')}
3771 summary_info += {'strip binaries': get_option('strip')}
3772 summary_info += {'sparse': sparse}
3773 summary_info += {'mingw32 support': targetos == 'windows'}
3774 summary(summary_info, bool_yn: true, section: 'Compilation')
3776 # snarf the cross-compilation information for tests
3779 foreach target: target_dirs
3780 tcg_mak = meson.current_build_dir() / 'tests/tcg' / 'config-' + target + '.mak'
3781 if fs.exists(tcg_mak)
3782 config_cross_tcg = keyval.load(tcg_mak)
3783 if 'CC' in config_cross_tcg
3784 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']}
3790 summary(summary_info, bool_yn: true, section: 'Cross compilers')
3793 # Targets and accelerators
3796 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')}
3797 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')}
3798 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')}
3799 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')}
3800 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')}
3801 summary_info += {'Xen support': xen.found()}
3803 summary_info += {'xen ctrl version': xen.version()}
3806 summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')}
3807 if config_all.has_key('CONFIG_TCG')
3808 if get_option('tcg_interpreter')
3809 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'}
3811 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)}
3813 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')}
3814 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')}
3816 summary_info += {'target list': ' '.join(target_dirs)}
3818 summary_info += {'default devices': get_option('default_devices')}
3819 summary_info += {'out of process emulation': multiprocess_allowed}
3820 summary_info += {'vfio-user server': vfio_user_server_allowed}
3822 summary(summary_info, bool_yn: true, section: 'Targets and accelerators')
3826 summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']}
3827 summary_info += {'coroutine pool': have_coroutine_pool}
3829 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')}
3830 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')}
3831 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')}
3832 summary_info += {'VirtFS support': have_virtfs}
3833 summary_info += {'build virtiofs daemon': have_virtiofsd}
3834 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')}
3835 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')}
3836 summary_info += {'bochs support': get_option('bochs').allowed()}
3837 summary_info += {'cloop support': get_option('cloop').allowed()}
3838 summary_info += {'dmg support': get_option('dmg').allowed()}
3839 summary_info += {'qcow v1 support': get_option('qcow1').allowed()}
3840 summary_info += {'vdi support': get_option('vdi').allowed()}
3841 summary_info += {'vvfat support': get_option('vvfat').allowed()}
3842 summary_info += {'qed support': get_option('qed').allowed()}
3843 summary_info += {'parallels support': get_option('parallels').allowed()}
3844 summary_info += {'FUSE exports': fuse}
3846 summary(summary_info, bool_yn: true, section: 'Block layer support')
3850 summary_info += {'TLS priority': get_option('tls_priority')}
3851 summary_info += {'GNUTLS support': gnutls}
3853 summary_info += {' GNUTLS crypto': gnutls_crypto.found()}
3855 summary_info += {'libgcrypt': gcrypt}
3856 summary_info += {'nettle': nettle}
3858 summary_info += {' XTS': xts != 'private'}
3860 summary_info += {'AF_ALG support': have_afalg}
3861 summary_info += {'rng-none': get_option('rng_none')}
3862 summary_info += {'Linux keyring': have_keyring}
3863 summary(summary_info, bool_yn: true, section: 'Crypto')
3867 if targetos == 'darwin'
3868 summary_info += {'Cocoa support': cocoa}
3869 summary_info += {'vmnet.framework support': vmnet}
3871 summary_info += {'SDL support': sdl}
3872 summary_info += {'SDL image support': sdl_image}
3873 summary_info += {'GTK support': gtk}
3874 summary_info += {'pixman': pixman}
3875 summary_info += {'VTE support': vte}
3876 summary_info += {'slirp support': slirp_opt == 'internal' ? slirp_opt : slirp}
3877 summary_info += {'libtasn1': tasn1}
3878 summary_info += {'PAM': pam}
3879 summary_info += {'iconv support': iconv}
3880 summary_info += {'curses support': curses}
3881 summary_info += {'virgl support': virgl}
3882 summary_info += {'curl support': curl}
3883 summary_info += {'Multipath support': mpathpersist}
3884 summary_info += {'PNG support': png}
3885 summary_info += {'VNC support': vnc}
3887 summary_info += {'VNC SASL support': sasl}
3888 summary_info += {'VNC JPEG support': jpeg}
3890 if targetos not in ['darwin', 'haiku', 'windows']
3891 summary_info += {'OSS support': oss}
3892 elif targetos == 'darwin'
3893 summary_info += {'CoreAudio support': coreaudio}
3894 elif targetos == 'windows'
3895 summary_info += {'DirectSound support': dsound}
3897 if targetos == 'linux'
3898 summary_info += {'ALSA support': alsa}
3899 summary_info += {'PulseAudio support': pulse}
3901 summary_info += {'JACK support': jack}
3902 summary_info += {'brlapi support': brlapi}
3903 summary_info += {'vde support': vde}
3904 summary_info += {'netmap support': have_netmap}
3905 summary_info += {'l2tpv3 support': have_l2tpv3}
3906 summary_info += {'Linux AIO support': libaio}
3907 summary_info += {'Linux io_uring support': linux_io_uring}
3908 summary_info += {'ATTR/XATTR support': libattr}
3909 summary_info += {'RDMA support': rdma}
3910 summary_info += {'PVRDMA support': have_pvrdma}
3911 summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt}
3912 summary_info += {'libcap-ng support': libcap_ng}
3913 summary_info += {'bpf support': libbpf}
3914 summary_info += {'spice protocol support': spice_protocol}
3915 if spice_protocol.found()
3916 summary_info += {' spice server support': spice}
3918 summary_info += {'rbd support': rbd}
3919 summary_info += {'smartcard support': cacard}
3920 summary_info += {'U2F support': u2f}
3921 summary_info += {'libusb': libusb}
3922 summary_info += {'usb net redir': usbredir}
3923 summary_info += {'OpenGL support (epoxy)': opengl}
3924 summary_info += {'GBM': gbm}
3925 summary_info += {'libiscsi support': libiscsi}
3926 summary_info += {'libnfs support': libnfs}
3927 if targetos == 'windows'
3929 summary_info += {'QGA VSS support': have_qga_vss}
3932 summary_info += {'seccomp support': seccomp}
3933 summary_info += {'GlusterFS support': glusterfs}
3934 summary_info += {'TPM support': have_tpm}
3935 summary_info += {'libssh support': libssh}
3936 summary_info += {'lzo support': lzo}
3937 summary_info += {'snappy support': snappy}
3938 summary_info += {'bzip2 support': libbzip2}
3939 summary_info += {'lzfse support': liblzfse}
3940 summary_info += {'zstd support': zstd}
3941 summary_info += {'NUMA host support': numa}
3942 summary_info += {'capstone': capstone}
3943 summary_info += {'libpmem support': libpmem}
3944 summary_info += {'libdaxctl support': libdaxctl}
3945 summary_info += {'libudev': libudev}
3946 # Dummy dependency, keep .found()
3947 summary_info += {'FUSE lseek': fuse_lseek.found()}
3948 summary_info += {'selinux': selinux}
3949 summary(summary_info, bool_yn: true, section: 'Dependencies')
3951 if not supported_cpus.contains(cpu)
3953 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!')
3955 message('CPU host architecture ' + cpu + ' support is not currently maintained.')
3956 message('The QEMU project intends to remove support for this host CPU in')
3957 message('a future release if nobody volunteers to maintain it and to')
3958 message('provide a build host for our continuous integration setup.')
3959 message('configure has succeeded and you can continue to build, but')
3960 message('if you care about QEMU on this platform you should contact')
3961 message('us upstream at qemu-devel@nongnu.org.')
3964 if not supported_oses.contains(targetos)
3966 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!')
3968 message('Host OS ' + targetos + 'support is not currently maintained.')
3969 message('The QEMU project intends to remove support for this host OS in')
3970 message('a future release if nobody volunteers to maintain it and to')
3971 message('provide a build host for our continuous integration setup.')
3972 message('configure has succeeded and you can continue to build, but')
3973 message('if you care about QEMU on this platform you should contact')
3974 message('us upstream at qemu-devel@nongnu.org.')