1 project('qemu', ['c'], meson_version: '>=0.61.3',
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 meson.add_postconf_script(find_program('scripts/symlink-install-tree.py'))
12 not_found = dependency('', required: false)
13 keyval = import('keyval')
14 ss = import('sourceset')
17 targetos = host_machine.system()
18 sh = find_program('sh')
19 config_host = keyval.load(meson.current_build_dir() / 'config-host.mak')
20 enable_modules = 'CONFIG_MODULES' in config_host
21 enable_static = 'CONFIG_STATIC' in config_host
23 # Allow both shared and static libraries unless --enable-static
24 static_kwargs = enable_static ? {'static': true} : {}
26 cc = meson.get_compiler('c')
28 if add_languages('cpp', required: false, native: false)
29 all_languages += ['cpp']
30 cxx = meson.get_compiler('cpp')
32 if targetos == 'darwin' and \
33 add_languages('objc', required: get_option('cocoa'), native: false)
34 all_languages += ['objc']
35 objc = meson.get_compiler('objc')
38 # Temporary directory used for files created while
39 # configure runs. Since it is in the build directory
40 # we can safely blow away any previous version of it
41 # (and we need not jump through hoops to try to delete
42 # it when configure exits.)
43 tmpdir = meson.current_build_dir() / 'meson-private/temp'
45 if get_option('qemu_suffix').startswith('/')
46 error('qemu_suffix cannot start with a /')
49 qemu_confdir = get_option('sysconfdir') / get_option('qemu_suffix')
50 qemu_datadir = get_option('datadir') / get_option('qemu_suffix')
51 qemu_docdir = get_option('docdir') / get_option('qemu_suffix')
52 qemu_moddir = get_option('libdir') / get_option('qemu_suffix')
54 qemu_desktopdir = get_option('datadir') / 'applications'
55 qemu_icondir = get_option('datadir') / 'icons'
57 config_host_data = configuration_data()
59 qapi_trace_events = []
61 bsd_oses = ['gnu/kfreebsd', 'freebsd', 'netbsd', 'openbsd', 'dragonfly', 'darwin']
62 supported_oses = ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', 'sunos', 'linux']
63 supported_cpus = ['ppc', 'ppc64', 's390x', 'riscv', 'x86', 'x86_64',
64 'arm', 'aarch64', 'loongarch64', 'mips', 'mips64', 'sparc64']
66 cpu = host_machine.cpu_family()
68 # Unify riscv* to a single family.
69 if cpu in ['riscv32', 'riscv64']
73 target_dirs = config_host['TARGET_DIRS'].split()
74 have_linux_user = false
77 foreach target : target_dirs
78 have_linux_user = have_linux_user or target.endswith('linux-user')
79 have_bsd_user = have_bsd_user or target.endswith('bsd-user')
80 have_system = have_system or target.endswith('-softmmu')
82 have_user = have_linux_user or have_bsd_user
83 have_tools = get_option('tools') \
84 .disable_auto_if(not have_system) \
86 have_ga = get_option('guest_agent') \
87 .disable_auto_if(not have_system and not have_tools) \
88 .require(targetos in ['sunos', 'linux', 'windows', 'freebsd', 'netbsd', 'openbsd'],
89 error_message: 'unsupported OS for QEMU guest agent') \
91 have_block = have_system or have_tools
93 python = import('python').find_installation()
95 if cpu not in supported_cpus
105 if cpu in ['x86', 'x86_64']
106 kvm_targets = ['i386-softmmu', 'x86_64-softmmu']
107 elif cpu == 'aarch64'
108 kvm_targets = ['aarch64-softmmu']
110 kvm_targets = ['s390x-softmmu']
111 elif cpu in ['ppc', 'ppc64']
112 kvm_targets = ['ppc-softmmu', 'ppc64-softmmu']
113 elif cpu in ['mips', 'mips64']
114 kvm_targets = ['mips-softmmu', 'mipsel-softmmu', 'mips64-softmmu', 'mips64el-softmmu']
115 elif cpu in ['riscv']
116 kvm_targets = ['riscv32-softmmu', 'riscv64-softmmu']
122 if get_option('kvm').allowed() and targetos == 'linux'
123 kvm_targets_c = '"' + '" ,"'.join(kvm_targets) + '"'
125 config_host_data.set('CONFIG_KVM_TARGETS', kvm_targets_c)
127 accelerator_targets = { 'CONFIG_KVM': kvm_targets }
129 if cpu in ['aarch64']
130 accelerator_targets += {
131 'CONFIG_HVF': ['aarch64-softmmu']
135 if cpu in ['x86', 'x86_64', 'arm', 'aarch64']
136 # i386 emulator provides xenpv machine type for multiple architectures
137 accelerator_targets += {
138 'CONFIG_XEN': ['i386-softmmu', 'x86_64-softmmu'],
141 if cpu in ['x86', 'x86_64']
142 accelerator_targets += {
143 'CONFIG_HAX': ['i386-softmmu', 'x86_64-softmmu'],
144 'CONFIG_HVF': ['x86_64-softmmu'],
145 'CONFIG_NVMM': ['i386-softmmu', 'x86_64-softmmu'],
146 'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'],
151 # Darwin does not support references to thread-local variables in modules
152 if targetos != 'darwin'
153 modular_tcg = ['i386-softmmu', 'x86_64-softmmu']
156 edk2_targets = [ 'arm-softmmu', 'aarch64-softmmu', 'i386-softmmu', 'x86_64-softmmu' ]
157 unpack_edk2_blobs = false
158 foreach target : edk2_targets
159 if target in target_dirs
160 bzip2 = find_program('bzip2', required: get_option('install_blobs'))
161 unpack_edk2_blobs = bzip2.found()
168 if 'dtrace' in get_option('trace_backends')
169 dtrace = find_program('dtrace', required: true)
170 stap = find_program('stap', required: false)
172 # Workaround to avoid dtrace(1) producing a file with 'hidden' symbol
173 # visibility. Define STAP_SDT_V2 to produce 'default' symbol visibility
174 # instead. QEMU --enable-modules depends on this because the SystemTap
175 # semaphores are linked into the main binary and not the module's shared
177 add_global_arguments('-DSTAP_SDT_V2',
178 native: false, language: all_languages)
182 if get_option('iasl') == ''
183 iasl = find_program('iasl', required: false)
185 iasl = find_program(get_option('iasl'), required: true)
192 qemu_cflags = config_host['QEMU_CFLAGS'].split()
193 qemu_objcflags = config_host['QEMU_OBJCFLAGS'].split()
194 qemu_ldflags = config_host['QEMU_LDFLAGS'].split()
197 qemu_ldflags += get_option('b_pie') ? '-static-pie' : '-static'
200 # Detect support for PT_GNU_RELRO + DT_BIND_NOW.
201 # The combination is known as "full relro", because .got.plt is read-only too.
202 qemu_ldflags += cc.get_supported_link_arguments('-Wl,-z,relro', '-Wl,-z,now')
204 if targetos == 'windows'
205 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--no-seh', '-Wl,--nxcompat')
206 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--dynamicbase', '-Wl,--high-entropy-va')
209 if get_option('gprof')
210 qemu_cflags += ['-p']
211 qemu_objcflags += ['-p']
212 qemu_ldflags += ['-p']
215 # Specify linker-script with add_project_link_arguments so that it is not placed
216 # within a linker --start-group/--end-group pair
217 if get_option('fuzzing')
218 # Specify a filter to only instrument code that is directly related to
220 configure_file(output: 'instrumentation-filter',
221 input: 'scripts/oss-fuzz/instrumentation-filter-template',
224 if cc.compiles('int main () { return 0; }',
225 name: '-fsanitize-coverage-allowlist=/dev/null',
226 args: ['-fsanitize-coverage-allowlist=/dev/null',
227 '-fsanitize-coverage=trace-pc'] )
228 add_global_arguments('-fsanitize-coverage-allowlist=instrumentation-filter',
229 native: false, language: all_languages)
232 if get_option('fuzzing_engine') == ''
233 # Add CFLAGS to tell clang to add fuzzer-related instrumentation to all the
234 # compiled code. To build non-fuzzer binaries with --enable-fuzzing, link
235 # everything with fsanitize=fuzzer-no-link. Otherwise, the linker will be
236 # unable to bind the fuzzer-related callbacks added by instrumentation.
237 add_global_arguments('-fsanitize=fuzzer-no-link',
238 native: false, language: all_languages)
239 add_global_link_arguments('-fsanitize=fuzzer-no-link',
240 native: false, language: all_languages)
241 # For the actual fuzzer binaries, we need to link against the libfuzzer
242 # library. They need to be configurable, to support OSS-Fuzz
243 fuzz_exe_ldflags = ['-fsanitize=fuzzer']
245 # LIB_FUZZING_ENGINE was set; assume we are running on OSS-Fuzz, and
246 # the needed CFLAGS have already been provided
247 fuzz_exe_ldflags = get_option('fuzzing_engine').split()
251 # Check that the C++ compiler exists and works with the C compiler.
255 if 'cpp' in all_languages
256 add_global_arguments(['-D__STDC_LIMIT_MACROS', '-D__STDC_CONSTANT_MACROS', '-D__STDC_FORMAT_MACROS'],
257 native: false, language: 'cpp')
258 foreach k: qemu_cflags
259 if k not in ['-Wstrict-prototypes', '-Wmissing-prototypes', '-Wnested-externs',
260 '-Wold-style-declaration', '-Wold-style-definition', '-Wredundant-decls']
265 if cxx.links(files('scripts/main.c'), args: qemu_cflags)
266 link_language = 'cpp'
269 message('C++ compiler does not work with C compiler')
270 message('Disabling C++-specific optional code')
274 # Exclude --warn-common with TSan to suppress warnings from the TSan libraries.
275 if targetos != 'sunos' and not config_host.has_key('CONFIG_TSAN')
276 qemu_ldflags += linker.get_supported_link_arguments('-Wl,--warn-common')
279 add_global_link_arguments(qemu_ldflags, native: false, language: all_languages)
281 add_global_arguments(qemu_cflags, native: false, language: 'c')
282 add_global_arguments(qemu_cxxflags, native: false, language: 'cpp')
283 add_global_arguments(qemu_objcflags, native: false, language: 'objc')
284 if targetos == 'linux'
285 add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers',
286 '-isystem', 'linux-headers',
287 language: all_languages)
290 add_project_arguments('-iquote', '.',
291 '-iquote', meson.current_source_dir(),
292 '-iquote', meson.current_source_dir() / 'include',
293 language: all_languages)
295 sparse = find_program('cgcc', required: get_option('sparse'))
298 command: [find_program('scripts/check_sparse.py'),
299 'compile_commands.json', sparse.full_path(), '-Wbitwise',
300 '-Wno-transparent-union', '-Wno-old-initializer',
301 '-Wno-non-pointer-null'])
304 ###########################################
305 # Target-specific checks and dependencies #
306 ###########################################
309 if get_option('fuzzing') and get_option('fuzzing_engine') == '' and \
312 #include <sys/types.h>
313 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
314 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
316 args: ['-Werror', '-fsanitize=fuzzer'])
317 error('Your compiler does not support -fsanitize=fuzzer')
321 if 'ftrace' in get_option('trace_backends') and targetos != 'linux'
322 error('ftrace is supported only on Linux')
324 if 'syslog' in get_option('trace_backends') and not cc.compiles('''
327 openlog("qemu", LOG_PID, LOG_DAEMON);
328 syslog(LOG_INFO, "configure");
331 error('syslog is not supported on this system')
334 # Miscellaneous Linux-only features
335 get_option('mpath') \
336 .require(targetos == 'linux', error_message: 'Multipath is supported only on Linux')
338 multiprocess_allowed = get_option('multiprocess') \
339 .require(targetos == 'linux', error_message: 'Multiprocess QEMU is supported only on Linux') \
342 vfio_user_server_allowed = get_option('vfio_user_server') \
343 .require(targetos == 'linux', error_message: 'vfio-user server is supported only on Linux') \
346 have_tpm = get_option('tpm') \
347 .require(targetos != 'windows', error_message: 'TPM emulation only available on POSIX systems') \
351 have_vhost_user = get_option('vhost_user') \
352 .disable_auto_if(targetos != 'linux') \
353 .require(targetos != 'windows',
354 error_message: 'vhost-user is not available on Windows').allowed()
355 have_vhost_vdpa = get_option('vhost_vdpa') \
356 .require(targetos == 'linux',
357 error_message: 'vhost-vdpa is only available on Linux').allowed()
358 have_vhost_kernel = get_option('vhost_kernel') \
359 .require(targetos == 'linux',
360 error_message: 'vhost-kernel is only available on Linux').allowed()
361 have_vhost_user_crypto = get_option('vhost_crypto') \
362 .require(have_vhost_user,
363 error_message: 'vhost-crypto requires vhost-user to be enabled').allowed()
365 have_vhost = have_vhost_user or have_vhost_vdpa or have_vhost_kernel
367 have_vhost_net_user = have_vhost_user and get_option('vhost_net').allowed()
368 have_vhost_net_vdpa = have_vhost_vdpa and get_option('vhost_net').allowed()
369 have_vhost_net_kernel = have_vhost_kernel and get_option('vhost_net').allowed()
370 have_vhost_net = have_vhost_net_kernel or have_vhost_net_user or have_vhost_net_vdpa
372 # Target-specific libraries and flags
373 libm = cc.find_library('m', required: false)
374 threads = dependency('threads')
375 util = cc.find_library('util', required: false)
381 emulator_link_args = []
388 if targetos == 'windows'
389 midl = find_program('midl', required: false)
390 widl = find_program('widl', required: false)
391 pathcch = cc.find_library('pathcch')
392 socket = cc.find_library('ws2_32')
393 winmm = cc.find_library('winmm')
395 win = import('windows')
396 version_res = win.compile_resources('version.rc',
397 depend_files: files('pc-bios/qemu-nsis.ico'),
398 include_directories: include_directories('.'))
400 elif targetos == 'darwin'
401 coref = dependency('appleframeworks', modules: 'CoreFoundation')
402 iokit = dependency('appleframeworks', modules: 'IOKit', required: false)
403 host_dsosuf = '.dylib'
404 elif targetos == 'sunos'
405 socket = [cc.find_library('socket'),
406 cc.find_library('nsl'),
407 cc.find_library('resolv')]
408 elif targetos == 'haiku'
409 socket = [cc.find_library('posix_error_mapper'),
410 cc.find_library('network'),
411 cc.find_library('bsd')]
412 elif targetos == 'openbsd'
413 if get_option('tcg').allowed() and target_dirs.length() > 0
414 # Disable OpenBSD W^X if available
415 emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded')
419 # Target-specific configuration of accelerators
421 if get_option('kvm').allowed() and targetos == 'linux'
422 accelerators += 'CONFIG_KVM'
424 if get_option('whpx').allowed() and targetos == 'windows'
425 if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64'
426 error('WHPX requires 64-bit host')
427 elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \
428 cc.has_header('WinHvEmulation.h', required: get_option('whpx'))
429 accelerators += 'CONFIG_WHPX'
432 if get_option('hvf').allowed()
433 hvf = dependency('appleframeworks', modules: 'Hypervisor',
434 required: get_option('hvf'))
436 accelerators += 'CONFIG_HVF'
439 if get_option('hax').allowed()
440 if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd']
441 accelerators += 'CONFIG_HAX'
444 if targetos == 'netbsd'
445 nvmm = cc.find_library('nvmm', required: get_option('nvmm'))
447 accelerators += 'CONFIG_NVMM'
452 if get_option('tcg').allowed()
453 if host_arch == 'unknown'
454 if get_option('tcg_interpreter')
455 warning('Unsupported CPU @0@, will use TCG with TCI (slow)'.format(cpu))
457 error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu))
459 elif get_option('tcg_interpreter')
460 warning('Use of the TCG interpreter is not recommended on this host')
461 warning('architecture. There is a native TCG execution backend available')
462 warning('which provides substantially better performance and reliability.')
463 warning('It is strongly recommended to remove the --enable-tcg-interpreter')
464 warning('configuration option on this architecture to use the native')
467 if get_option('tcg_interpreter')
469 config_host += { 'CONFIG_TCG_INTERPRETER': 'y' }
470 elif host_arch == 'x86_64'
472 elif host_arch == 'ppc64'
475 add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch,
476 language: all_languages)
478 accelerators += 'CONFIG_TCG'
479 config_host += { 'CONFIG_TCG': 'y' }
482 if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled()
483 error('KVM not available on this platform')
485 if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled()
486 error('HVF not available on this platform')
488 if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled()
489 error('NVMM not available on this platform')
491 if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled()
492 error('WHPX not available on this platform')
499 # The path to glib.h is added to all compilation commands. This was
500 # grandfathered in from the QEMU Makefiles.
501 add_project_arguments(config_host['GLIB_CFLAGS'].split(),
502 native: false, language: all_languages)
503 glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(),
504 link_args: config_host['GLIB_LIBS'].split(),
505 version: config_host['GLIB_VERSION'],
507 'bindir': config_host['GLIB_BINDIR'],
509 # override glib dep with the configure results (for subprojects)
510 meson.override_dependency('glib-2.0', glib)
511 # pass down whether Glib has the slice allocator
512 if config_host.has_key('HAVE_GLIB_WITH_SLICE_ALLOCATOR')
513 config_host_data.set('HAVE_GLIB_WITH_SLICE_ALLOCATOR', true)
517 gdbus_codegen = not_found
518 gdbus_codegen_error = '@0@ requires gdbus-codegen, please install libgio'
519 if not get_option('gio').auto() or have_system
520 gio = dependency('gio-2.0', required: get_option('gio'),
521 method: 'pkg-config', kwargs: static_kwargs)
522 if gio.found() and not cc.links('''
526 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0);
528 }''', dependencies: [glib, gio])
529 if get_option('gio').enabled()
530 error('The installed libgio is broken for static linking')
535 gdbus_codegen = find_program(gio.get_variable('gdbus_codegen'),
536 required: get_option('gio'))
537 gio_unix = dependency('gio-unix-2.0', required: get_option('gio'),
538 method: 'pkg-config', kwargs: static_kwargs)
539 gio = declare_dependency(dependencies: [gio, gio_unix],
540 version: gio.version())
543 if gdbus_codegen.found() and get_option('cfi')
544 gdbus_codegen = not_found
545 gdbus_codegen_error = '@0@ uses gdbus-codegen, which does not support control flow integrity'
549 if 'ust' in get_option('trace_backends')
550 lttng = dependency('lttng-ust', required: true, version: '>= 2.1',
551 method: 'pkg-config', kwargs: static_kwargs)
554 if have_system or have_tools
555 pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8',
556 method: 'pkg-config', kwargs: static_kwargs)
558 zlib = dependency('zlib', required: true, kwargs: static_kwargs)
561 if not get_option('linux_aio').auto() or have_block
562 libaio = cc.find_library('aio', has_headers: ['libaio.h'],
563 required: get_option('linux_aio'),
564 kwargs: static_kwargs)
567 linux_io_uring_test = '''
568 #include <liburing.h>
569 #include <linux/errqueue.h>
571 int main(void) { return 0; }'''
573 linux_io_uring = not_found
574 if not get_option('linux_io_uring').auto() or have_block
575 linux_io_uring = dependency('liburing', version: '>=0.3',
576 required: get_option('linux_io_uring'),
577 method: 'pkg-config', kwargs: static_kwargs)
578 if not cc.links(linux_io_uring_test)
579 linux_io_uring = not_found
584 if not get_option('libnfs').auto() or have_block
585 libnfs = dependency('libnfs', version: '>=1.9.3',
586 required: get_option('libnfs'),
587 method: 'pkg-config', kwargs: static_kwargs)
592 #include <sys/types.h>
593 #ifdef CONFIG_LIBATTR
594 #include <attr/xattr.h>
596 #include <sys/xattr.h>
598 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }'''
601 have_old_libattr = false
602 if get_option('attr').allowed()
603 if cc.links(libattr_test)
604 libattr = declare_dependency()
606 libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'],
607 required: get_option('attr'),
608 kwargs: static_kwargs)
609 if libattr.found() and not \
610 cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR')
612 if get_option('attr').enabled()
613 error('could not link libattr')
615 warning('could not link libattr, disabling')
618 have_old_libattr = libattr.found()
623 cocoa = dependency('appleframeworks', modules: ['Cocoa', 'CoreVideo'],
624 required: get_option('cocoa'))
626 vmnet = dependency('appleframeworks', modules: 'vmnet', required: get_option('vmnet'))
627 if vmnet.found() and not cc.has_header_symbol('vmnet/vmnet.h',
628 'VMNET_BRIDGED_MODE',
631 if get_option('vmnet').enabled()
632 error('vmnet.framework API is outdated')
634 warning('vmnet.framework API is outdated, disabling')
639 seccomp_has_sysrawrc = false
640 if not get_option('seccomp').auto() or have_system or have_tools
641 seccomp = dependency('libseccomp', version: '>=2.3.0',
642 required: get_option('seccomp'),
643 method: 'pkg-config', kwargs: static_kwargs)
645 seccomp_has_sysrawrc = cc.has_header_symbol('seccomp.h',
646 'SCMP_FLTATR_API_SYSRAWRC',
647 dependencies: seccomp)
651 libcap_ng = not_found
652 if not get_option('cap_ng').auto() or have_system or have_tools
653 libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'],
654 required: get_option('cap_ng'),
655 kwargs: static_kwargs)
657 if libcap_ng.found() and not cc.links('''
661 capng_capability_to_name(CAPNG_EFFECTIVE);
663 }''', dependencies: libcap_ng)
664 libcap_ng = not_found
665 if get_option('cap_ng').enabled()
666 error('could not link libcap-ng')
668 warning('could not link libcap-ng, disabling')
672 if get_option('xkbcommon').auto() and not have_system and not have_tools
673 xkbcommon = not_found
675 xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'),
676 method: 'pkg-config', kwargs: static_kwargs)
680 if not get_option('slirp').auto() or have_system
681 slirp = dependency('slirp', required: get_option('slirp'),
682 method: 'pkg-config', kwargs: static_kwargs)
683 # slirp < 4.7 is incompatible with CFI support in QEMU. This is because
684 # it passes function pointers within libslirp as callbacks for timers.
685 # When using a system-wide shared libslirp, the type information for the
686 # callback is missing and the timer call produces a false positive with CFI.
687 # Do not use the "version" keyword argument to produce a better error.
688 # with control-flow integrity.
689 if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7')
690 if get_option('slirp').enabled()
691 error('Control-Flow Integrity requires libslirp 4.7.')
693 warning('Cannot use libslirp since Control-Flow Integrity requires libslirp >= 4.7.')
700 if not get_option('vde').auto() or have_system or have_tools
701 vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'],
702 required: get_option('vde'),
703 kwargs: static_kwargs)
705 if vde.found() and not cc.links('''
706 #include <libvdeplug.h>
709 struct vde_open_args a = {0, 0, 0};
713 }''', dependencies: vde)
715 if get_option('cap_ng').enabled()
716 error('could not link libvdeplug')
718 warning('could not link libvdeplug, disabling')
723 if not get_option('pa').auto() or (targetos == 'linux' and have_system)
724 pulse = dependency('libpulse', required: get_option('pa'),
725 method: 'pkg-config', kwargs: static_kwargs)
728 if not get_option('alsa').auto() or (targetos == 'linux' and have_system)
729 alsa = dependency('alsa', required: get_option('alsa'),
730 method: 'pkg-config', kwargs: static_kwargs)
733 if not get_option('jack').auto() or have_system
734 jack = dependency('jack', required: get_option('jack'),
735 method: 'pkg-config', kwargs: static_kwargs)
738 if not get_option('sndio').auto() or have_system
739 sndio = dependency('sndio', required: get_option('sndio'),
740 method: 'pkg-config', kwargs: static_kwargs)
743 spice_protocol = not_found
744 if not get_option('spice_protocol').auto() or have_system
745 spice_protocol = dependency('spice-protocol', version: '>=0.14.0',
746 required: get_option('spice_protocol'),
747 method: 'pkg-config', kwargs: static_kwargs)
750 if not get_option('spice').auto() or have_system
751 spice = dependency('spice-server', version: '>=0.14.0',
752 required: get_option('spice'),
753 method: 'pkg-config', kwargs: static_kwargs)
755 spice_headers = spice.partial_dependency(compile_args: true, includes: true)
757 rt = cc.find_library('rt', required: false)
760 if not get_option('libiscsi').auto() or have_block
761 libiscsi = dependency('libiscsi', version: '>=1.9.0',
762 required: get_option('libiscsi'),
763 method: 'pkg-config', kwargs: static_kwargs)
766 if not get_option('zstd').auto() or have_block
767 zstd = dependency('libzstd', version: '>=1.4.0',
768 required: get_option('zstd'),
769 method: 'pkg-config', kwargs: static_kwargs)
773 have_vhost_user_gpu = have_tools and targetos == 'linux' and pixman.found()
774 if not get_option('virglrenderer').auto() or have_system or have_vhost_user_gpu
775 virgl = dependency('virglrenderer',
776 method: 'pkg-config',
777 required: get_option('virglrenderer'),
778 kwargs: static_kwargs)
781 if not get_option('blkio').auto() or have_block
782 blkio = dependency('blkio',
783 method: 'pkg-config',
784 required: get_option('blkio'),
785 kwargs: static_kwargs)
788 if not get_option('curl').auto() or have_block
789 curl = dependency('libcurl', version: '>=7.29.0',
790 method: 'pkg-config',
791 required: get_option('curl'),
792 kwargs: static_kwargs)
795 if targetos == 'linux' and (have_system or have_tools)
796 libudev = dependency('libudev',
797 method: 'pkg-config',
798 required: get_option('libudev'),
799 kwargs: static_kwargs)
802 mpathlibs = [libudev]
803 mpathpersist = not_found
804 mpathpersist_new_api = false
805 if targetos == 'linux' and have_tools and get_option('mpath').allowed()
806 mpath_test_source_new = '''
808 #include <mpath_persist.h>
809 unsigned mpath_mx_alloc_len = 1024;
811 static struct config *multipath_conf;
812 extern struct udev *udev;
813 extern struct config *get_multipath_config(void);
814 extern void put_multipath_config(struct config *conf);
816 struct config *get_multipath_config(void) { return multipath_conf; }
817 void put_multipath_config(struct config *conf) { }
820 multipath_conf = mpath_lib_init();
823 mpath_test_source_old = '''
825 #include <mpath_persist.h>
826 unsigned mpath_mx_alloc_len = 1024;
829 struct udev *udev = udev_new();
830 mpath_lib_init(udev);
833 libmpathpersist = cc.find_library('mpathpersist',
834 required: get_option('mpath'),
835 kwargs: static_kwargs)
836 if libmpathpersist.found()
837 mpathlibs += libmpathpersist
839 mpathlibs += cc.find_library('devmapper',
840 required: get_option('mpath'),
841 kwargs: static_kwargs)
843 mpathlibs += cc.find_library('multipath',
844 required: get_option('mpath'),
845 kwargs: static_kwargs)
846 foreach lib: mpathlibs
852 if mpathlibs.length() == 0
853 msg = 'Dependencies missing for libmpathpersist'
854 elif cc.links(mpath_test_source_new, dependencies: mpathlibs)
855 mpathpersist = declare_dependency(dependencies: mpathlibs)
856 mpathpersist_new_api = true
857 elif cc.links(mpath_test_source_old, dependencies: mpathlibs)
858 mpathpersist = declare_dependency(dependencies: mpathlibs)
860 msg = 'Cannot detect libmpathpersist API'
862 if not mpathpersist.found()
863 if get_option('mpath').enabled()
866 warning(msg + ', disabling')
874 if have_system and get_option('curses').allowed()
876 #if defined(__APPLE__) || defined(__OpenBSD__)
877 #define _XOPEN_SOURCE_EXTENDED 1
884 setlocale(LC_ALL, "");
886 addwstr(L"wide chars\n");
888 add_wch(WACS_DEGREE);
892 curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw']
893 curses = dependency(curses_dep_list,
895 method: 'pkg-config',
896 kwargs: static_kwargs)
897 msg = get_option('curses').enabled() ? 'curses library not found' : ''
898 curses_compile_args = ['-DNCURSES_WIDECHAR=1']
900 if cc.links(curses_test, args: curses_compile_args, dependencies: [curses])
901 curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses])
903 msg = 'curses package not usable'
907 if not curses.found()
908 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
909 if targetos != 'windows' and not has_curses_h
910 message('Trying with /usr/include/ncursesw')
911 curses_compile_args += ['-I/usr/include/ncursesw']
912 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
915 curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw'])
916 foreach curses_libname : curses_libname_list
917 libcurses = cc.find_library(curses_libname,
919 kwargs: static_kwargs)
921 if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses)
922 curses = declare_dependency(compile_args: curses_compile_args,
923 dependencies: [libcurses])
926 msg = 'curses library not usable'
932 if get_option('iconv').allowed()
933 foreach link_args : [ ['-liconv'], [] ]
934 # Programs will be linked with glib and this will bring in libiconv on FreeBSD.
935 # We need to use libiconv if available because mixing libiconv's headers with
936 # the system libc does not work.
937 # However, without adding glib to the dependencies -L/usr/local/lib will not be
938 # included in the command line and libiconv will not be found.
942 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
943 return conv != (iconv_t) -1;
944 }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args)
945 iconv = declare_dependency(link_args: link_args, dependencies: glib)
950 if curses.found() and not iconv.found()
951 if get_option('iconv').enabled()
952 error('iconv not available')
954 msg = 'iconv required for curses UI but not available'
957 if not curses.found() and msg != ''
958 if get_option('curses').enabled()
961 warning(msg + ', disabling')
967 if not get_option('brlapi').auto() or have_system
968 brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'],
969 required: get_option('brlapi'),
970 kwargs: static_kwargs)
971 if brlapi.found() and not cc.links('''
974 int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi)
976 if get_option('brlapi').enabled()
977 error('could not link brlapi')
979 warning('could not link brlapi, disabling')
985 if not get_option('sdl').auto() or have_system
986 sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs)
987 sdl_image = not_found
990 # work around 2.0.8 bug
991 sdl = declare_dependency(compile_args: '-Wno-undef',
993 sdl_image = dependency('SDL2_image', required: get_option('sdl_image'),
994 method: 'pkg-config', kwargs: static_kwargs)
996 if get_option('sdl_image').enabled()
997 error('sdl-image required, but SDL was @0@'.format(
998 get_option('sdl').disabled() ? 'disabled' : 'not found'))
1000 sdl_image = not_found
1004 if not get_option('rbd').auto() or have_block
1005 librados = cc.find_library('rados', required: get_option('rbd'),
1006 kwargs: static_kwargs)
1007 librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'],
1008 required: get_option('rbd'),
1009 kwargs: static_kwargs)
1010 if librados.found() and librbd.found()
1013 #include <rbd/librbd.h>
1016 rados_create(&cluster, NULL);
1017 #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0)
1021 }''', dependencies: [librbd, librados])
1022 rbd = declare_dependency(dependencies: [librbd, librados])
1023 elif get_option('rbd').enabled()
1024 error('librbd >= 1.12.0 required')
1026 warning('librbd >= 1.12.0 not found, disabling')
1031 glusterfs = not_found
1032 glusterfs_ftruncate_has_stat = false
1033 glusterfs_iocb_has_stat = false
1034 if not get_option('glusterfs').auto() or have_block
1035 glusterfs = dependency('glusterfs-api', version: '>=3',
1036 required: get_option('glusterfs'),
1037 method: 'pkg-config', kwargs: static_kwargs)
1038 if glusterfs.found()
1039 glusterfs_ftruncate_has_stat = cc.links('''
1040 #include <glusterfs/api/glfs.h>
1045 /* new glfs_ftruncate() passes two additional args */
1046 return glfs_ftruncate(NULL, 0, NULL, NULL);
1048 ''', dependencies: glusterfs)
1049 glusterfs_iocb_has_stat = cc.links('''
1050 #include <glusterfs/api/glfs.h>
1052 /* new glfs_io_cbk() passes two additional glfs_stat structs */
1054 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
1060 glfs_io_cbk iocb = &glusterfs_iocb;
1061 iocb(NULL, 0 , NULL, NULL, NULL);
1064 ''', dependencies: glusterfs)
1069 if not get_option('libssh').auto() or have_block
1070 libssh = dependency('libssh', version: '>=0.8.7',
1071 method: 'pkg-config',
1072 required: get_option('libssh'),
1073 kwargs: static_kwargs)
1076 libbzip2 = not_found
1077 if not get_option('bzip2').auto() or have_block
1078 libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'],
1079 required: get_option('bzip2'),
1080 kwargs: static_kwargs)
1081 if libbzip2.found() and not cc.links('''
1083 int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2)
1084 libbzip2 = not_found
1085 if get_option('bzip2').enabled()
1086 error('could not link libbzip2')
1088 warning('could not link libbzip2, disabling')
1093 liblzfse = not_found
1094 if not get_option('lzfse').auto() or have_block
1095 liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'],
1096 required: get_option('lzfse'),
1097 kwargs: static_kwargs)
1099 if liblzfse.found() and not cc.links('''
1101 int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse)
1102 liblzfse = not_found
1103 if get_option('lzfse').enabled()
1104 error('could not link liblzfse')
1106 warning('could not link liblzfse, disabling')
1111 if get_option('oss').allowed() and have_system
1112 if not cc.has_header('sys/soundcard.h')
1114 elif targetos == 'netbsd'
1115 oss = cc.find_library('ossaudio', required: get_option('oss'),
1116 kwargs: static_kwargs)
1118 oss = declare_dependency()
1122 if get_option('oss').enabled()
1123 error('OSS not found')
1128 if not get_option('dsound').auto() or (targetos == 'windows' and have_system)
1129 if cc.has_header('dsound.h')
1130 dsound = declare_dependency(link_args: ['-lole32', '-ldxguid'])
1133 if not dsound.found()
1134 if get_option('dsound').enabled()
1135 error('DirectSound not found')
1140 coreaudio = not_found
1141 if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system)
1142 coreaudio = dependency('appleframeworks', modules: 'CoreAudio',
1143 required: get_option('coreaudio'))
1147 if not get_option('opengl').auto() or have_system or have_vhost_user_gpu
1148 epoxy = dependency('epoxy', method: 'pkg-config',
1149 required: get_option('opengl'), kwargs: static_kwargs)
1150 if cc.has_header('epoxy/egl.h', dependencies: epoxy)
1152 elif get_option('opengl').enabled()
1153 error('epoxy/egl.h not found')
1157 if (have_system or have_tools) and (virgl.found() or opengl.found())
1158 gbm = dependency('gbm', method: 'pkg-config', required: false,
1159 kwargs: static_kwargs)
1161 have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and opengl.found() and gbm.found()
1164 gnutls_crypto = not_found
1165 if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system)
1166 # For general TLS support our min gnutls matches
1167 # that implied by our platform support matrix
1169 # For the crypto backends, we look for a newer
1172 # Version 3.6.8 is needed to get XTS
1173 # Version 3.6.13 is needed to get PBKDF
1174 # Version 3.6.14 is needed to get HW accelerated XTS
1176 # If newer enough gnutls isn't available, we can
1177 # still use a different crypto backend to satisfy
1178 # the platform support requirements
1179 gnutls_crypto = dependency('gnutls', version: '>=3.6.14',
1180 method: 'pkg-config',
1182 kwargs: static_kwargs)
1183 if gnutls_crypto.found()
1184 gnutls = gnutls_crypto
1186 # Our min version if all we need is TLS
1187 gnutls = dependency('gnutls', version: '>=3.5.18',
1188 method: 'pkg-config',
1189 required: get_option('gnutls'),
1190 kwargs: static_kwargs)
1194 # We prefer use of gnutls for crypto, unless the options
1195 # explicitly asked for nettle or gcrypt.
1197 # If gnutls isn't available for crypto, then we'll prefer
1198 # gcrypt over nettle for performance reasons.
1204 if get_option('nettle').enabled() and get_option('gcrypt').enabled()
1205 error('Only one of gcrypt & nettle can be enabled')
1208 # Explicit nettle/gcrypt request, so ignore gnutls for crypto
1209 if get_option('nettle').enabled() or get_option('gcrypt').enabled()
1210 gnutls_crypto = not_found
1213 if not gnutls_crypto.found()
1214 if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled()
1215 gcrypt = dependency('libgcrypt', version: '>=1.8',
1216 method: 'config-tool',
1217 required: get_option('gcrypt'),
1218 kwargs: static_kwargs)
1219 # Debian has removed -lgpg-error from libgcrypt-config
1220 # as it "spreads unnecessary dependencies" which in
1221 # turn breaks static builds...
1222 if gcrypt.found() and enable_static
1223 gcrypt = declare_dependency(dependencies: [
1225 cc.find_library('gpg-error', required: true, kwargs: static_kwargs)])
1228 if (not get_option('nettle').auto() or have_system) and not gcrypt.found()
1229 nettle = dependency('nettle', version: '>=3.4',
1230 method: 'pkg-config',
1231 required: get_option('nettle'),
1232 kwargs: static_kwargs)
1233 if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle)
1239 gmp = dependency('gmp', required: false, method: 'pkg-config', kwargs: static_kwargs)
1240 if nettle.found() and gmp.found()
1241 hogweed = dependency('hogweed', version: '>=3.4',
1242 method: 'pkg-config',
1243 required: get_option('nettle'),
1244 kwargs: static_kwargs)
1251 have_gtk_clipboard = get_option('gtk_clipboard').enabled()
1253 if not get_option('gtk').auto() or have_system
1254 gtk = dependency('gtk+-3.0', version: '>=3.22.0',
1255 method: 'pkg-config',
1256 required: get_option('gtk'),
1257 kwargs: static_kwargs)
1259 gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0',
1260 method: 'pkg-config',
1262 kwargs: static_kwargs)
1263 gtk = declare_dependency(dependencies: [gtk, gtkx11])
1265 if not get_option('vte').auto() or have_system
1266 vte = dependency('vte-2.91',
1267 method: 'pkg-config',
1268 required: get_option('vte'),
1269 kwargs: static_kwargs)
1271 elif have_gtk_clipboard
1272 error('GTK clipboard requested, but GTK not found')
1278 x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(),
1279 kwargs: static_kwargs)
1282 if get_option('png').allowed() and have_system
1283 png = dependency('libpng', version: '>=1.6.34', required: get_option('png'),
1284 method: 'pkg-config', kwargs: static_kwargs)
1289 if get_option('vnc').allowed() and have_system
1290 vnc = declare_dependency() # dummy dependency
1291 jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'),
1292 method: 'pkg-config', kwargs: static_kwargs)
1293 sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'],
1294 required: get_option('vnc_sasl'),
1295 kwargs: static_kwargs)
1297 sasl = declare_dependency(dependencies: sasl,
1298 compile_args: '-DSTRUCT_IOVEC_DEFINED')
1303 if not get_option('auth_pam').auto() or have_system
1304 pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'],
1305 required: get_option('auth_pam'),
1306 kwargs: static_kwargs)
1308 if pam.found() and not cc.links('''
1310 #include <security/pam_appl.h>
1312 const char *service_name = "qemu";
1313 const char *user = "frank";
1314 const struct pam_conv pam_conv = { 0 };
1315 pam_handle_t *pamh = NULL;
1316 pam_start(service_name, user, &pam_conv, &pamh);
1318 }''', dependencies: pam)
1320 if get_option('auth_pam').enabled()
1321 error('could not link libpam')
1323 warning('could not link libpam, disabling')
1328 if not get_option('snappy').auto() or have_system
1329 snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'],
1330 required: get_option('snappy'),
1331 kwargs: static_kwargs)
1333 if snappy.found() and not linker.links('''
1334 #include <snappy-c.h>
1335 int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy)
1337 if get_option('snappy').enabled()
1338 error('could not link libsnappy')
1340 warning('could not link libsnappy, disabling')
1345 if not get_option('lzo').auto() or have_system
1346 lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'],
1347 required: get_option('lzo'),
1348 kwargs: static_kwargs)
1350 if lzo.found() and not cc.links('''
1351 #include <lzo/lzo1x.h>
1352 int main(void) { lzo_version(); return 0; }''', dependencies: lzo)
1354 if get_option('lzo').enabled()
1355 error('could not link liblzo2')
1357 warning('could not link liblzo2, disabling')
1362 if not get_option('numa').auto() or have_system or have_tools
1363 numa = cc.find_library('numa', has_headers: ['numa.h'],
1364 required: get_option('numa'),
1365 kwargs: static_kwargs)
1367 if numa.found() and not cc.links('''
1369 int main(void) { return numa_available(); }
1370 ''', dependencies: numa)
1372 if get_option('numa').enabled()
1373 error('could not link numa')
1375 warning('could not link numa, disabling')
1380 if not get_option('rdma').auto() or have_system
1381 libumad = cc.find_library('ibumad', required: get_option('rdma'))
1382 rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'],
1383 required: get_option('rdma'),
1384 kwargs: static_kwargs),
1385 cc.find_library('ibverbs', required: get_option('rdma'),
1386 kwargs: static_kwargs),
1388 rdma = declare_dependency(dependencies: rdma_libs)
1389 foreach lib: rdma_libs
1397 if get_option('xen').enabled() or (get_option('xen').auto() and have_system)
1398 xencontrol = dependency('xencontrol', required: false,
1399 method: 'pkg-config', kwargs: static_kwargs)
1400 if xencontrol.found()
1401 xen_pc = declare_dependency(version: xencontrol.version(),
1404 # disabler: true makes xen_pc.found() return false if any is not found
1405 dependency('xenstore', required: false,
1406 method: 'pkg-config', kwargs: static_kwargs,
1408 dependency('xenforeignmemory', required: false,
1409 method: 'pkg-config', kwargs: static_kwargs,
1411 dependency('xengnttab', required: false,
1412 method: 'pkg-config', kwargs: static_kwargs,
1414 dependency('xenevtchn', required: false,
1415 method: 'pkg-config', kwargs: static_kwargs,
1417 dependency('xendevicemodel', required: false,
1418 method: 'pkg-config', kwargs: static_kwargs,
1420 # optional, no "disabler: true"
1421 dependency('xentoolcore', required: false,
1422 method: 'pkg-config', kwargs: static_kwargs)])
1428 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' ]
1430 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1431 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1432 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1433 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1434 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1435 '4.6.0': [ 'xenstore', 'xenctrl' ],
1436 '4.5.0': [ 'xenstore', 'xenctrl' ],
1437 '4.2.0': [ 'xenstore', 'xenctrl' ],
1440 foreach ver: xen_tests
1441 # cache the various library tests to avoid polluting the logs
1443 foreach l: xen_libs[ver]
1444 if l not in xen_deps
1445 xen_deps += { l: cc.find_library(l, required: false) }
1447 xen_test_deps += xen_deps[l]
1450 # Use -D to pick just one of the test programs in scripts/xen-detect.c
1451 xen_version = ver.split('.')
1452 xen_ctrl_version = xen_version[0] + \
1453 ('0' + xen_version[1]).substring(-2) + \
1454 ('0' + xen_version[2]).substring(-2)
1455 if cc.links(files('scripts/xen-detect.c'),
1456 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version,
1457 dependencies: xen_test_deps)
1458 xen = declare_dependency(version: ver, dependencies: xen_test_deps)
1464 accelerators += 'CONFIG_XEN'
1465 elif get_option('xen').enabled()
1466 error('could not compile and link Xen test program')
1469 have_xen_pci_passthrough = get_option('xen_pci_passthrough') \
1470 .require(xen.found(),
1471 error_message: 'Xen PCI passthrough requested but Xen not enabled') \
1472 .require(targetos == 'linux',
1473 error_message: 'Xen PCI passthrough not available on this platform') \
1478 if not get_option('smartcard').auto() or have_system
1479 cacard = dependency('libcacard', required: get_option('smartcard'),
1480 version: '>=2.5.1', method: 'pkg-config',
1481 kwargs: static_kwargs)
1485 u2f = dependency('u2f-emu', required: get_option('u2f'),
1486 method: 'pkg-config',
1487 kwargs: static_kwargs)
1491 canokey = dependency('canokey-qemu', required: get_option('canokey'),
1492 method: 'pkg-config',
1493 kwargs: static_kwargs)
1495 usbredir = not_found
1496 if not get_option('usb_redir').auto() or have_system
1497 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'),
1498 version: '>=0.6', method: 'pkg-config',
1499 kwargs: static_kwargs)
1502 if not get_option('libusb').auto() or have_system
1503 libusb = dependency('libusb-1.0', required: get_option('libusb'),
1504 version: '>=1.0.13', method: 'pkg-config',
1505 kwargs: static_kwargs)
1509 if not get_option('libpmem').auto() or have_system
1510 libpmem = dependency('libpmem', required: get_option('libpmem'),
1511 method: 'pkg-config', kwargs: static_kwargs)
1513 libdaxctl = not_found
1514 if not get_option('libdaxctl').auto() or have_system
1515 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'),
1516 version: '>=57', method: 'pkg-config',
1517 kwargs: static_kwargs)
1521 tasn1 = dependency('libtasn1',
1522 method: 'pkg-config',
1523 kwargs: static_kwargs)
1525 keyutils = dependency('libkeyutils', required: false,
1526 method: 'pkg-config', kwargs: static_kwargs)
1528 has_gettid = cc.has_function('gettid')
1531 selinux = dependency('libselinux',
1532 required: get_option('selinux'),
1533 method: 'pkg-config', kwargs: static_kwargs)
1538 if get_option('malloc') == 'system'
1540 get_option('malloc_trim').allowed() and \
1541 cc.links('''#include <malloc.h>
1542 int main(void) { malloc_trim(0); return 0; }''')
1544 has_malloc_trim = false
1545 malloc = cc.find_library(get_option('malloc'), required: true)
1547 if not has_malloc_trim and get_option('malloc_trim').enabled()
1548 if get_option('malloc') == 'system'
1549 error('malloc_trim not available on this platform.')
1551 error('malloc_trim not available with non-libc memory allocator')
1555 # Check whether the glibc provides statx()
1557 gnu_source_prefix = '''
1562 statx_test = gnu_source_prefix + '''
1563 #include <sys/stat.h>
1565 struct statx statxbuf;
1566 statx(0, "", 0, STATX_BASIC_STATS, &statxbuf);
1570 has_statx = cc.links(statx_test)
1572 # Check whether statx() provides mount ID information
1574 statx_mnt_id_test = gnu_source_prefix + '''
1575 #include <sys/stat.h>
1577 struct statx statxbuf;
1578 statx(0, "", 0, STATX_BASIC_STATS | STATX_MNT_ID, &statxbuf);
1579 return statxbuf.stx_mnt_id;
1582 has_statx_mnt_id = cc.links(statx_mnt_id_test)
1584 have_vhost_user_blk_server = get_option('vhost_user_blk_server') \
1585 .require(targetos == 'linux',
1586 error_message: 'vhost_user_blk_server requires linux') \
1587 .require(have_vhost_user,
1588 error_message: 'vhost_user_blk_server requires vhost-user support') \
1589 .disable_auto_if(not have_tools and not have_system) \
1592 if get_option('fuse').disabled() and get_option('fuse_lseek').enabled()
1593 error('Cannot enable fuse-lseek while fuse is disabled')
1596 fuse = dependency('fuse3', required: get_option('fuse'),
1597 version: '>=3.1', method: 'pkg-config',
1598 kwargs: static_kwargs)
1600 fuse_lseek = not_found
1601 if get_option('fuse_lseek').allowed()
1602 if fuse.version().version_compare('>=3.8')
1604 fuse_lseek = declare_dependency()
1605 elif get_option('fuse_lseek').enabled()
1607 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version())
1609 error('fuse-lseek requires libfuse, which was not found')
1614 have_libvduse = (targetos == 'linux')
1615 if get_option('libvduse').enabled()
1616 if targetos != 'linux'
1617 error('libvduse requires linux')
1619 elif get_option('libvduse').disabled()
1620 have_libvduse = false
1623 have_vduse_blk_export = (have_libvduse and targetos == 'linux')
1624 if get_option('vduse_blk_export').enabled()
1625 if targetos != 'linux'
1626 error('vduse_blk_export requires linux')
1627 elif not have_libvduse
1628 error('vduse_blk_export requires libvduse support')
1630 elif get_option('vduse_blk_export').disabled()
1631 have_vduse_blk_export = false
1635 libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config')
1636 if libbpf.found() and not cc.links('''
1637 #include <bpf/libbpf.h>
1640 bpf_object__destroy_skeleton(NULL);
1642 }''', dependencies: libbpf)
1644 if get_option('bpf').enabled()
1645 error('libbpf skeleton test failed')
1647 warning('libbpf skeleton test failed, disabling')
1653 if not get_option('libdw').auto() or \
1654 (not enable_static and (have_system or have_user))
1655 libdw = dependency('libdw',
1656 method: 'pkg-config',
1657 kwargs: static_kwargs,
1658 required: get_option('libdw'))
1665 audio_drivers_selected = []
1667 audio_drivers_available = {
1668 'alsa': alsa.found(),
1669 'coreaudio': coreaudio.found(),
1670 'dsound': dsound.found(),
1671 'jack': jack.found(),
1673 'pa': pulse.found(),
1675 'sndio': sndio.found(),
1677 foreach k, v: audio_drivers_available
1678 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v)
1681 # Default to native drivers first, OSS second, SDL third
1682 audio_drivers_priority = \
1683 [ 'pa', 'coreaudio', 'dsound', 'sndio', 'oss' ] + \
1684 (targetos == 'linux' ? [] : [ 'sdl' ])
1685 audio_drivers_default = []
1686 foreach k: audio_drivers_priority
1687 if audio_drivers_available[k]
1688 audio_drivers_default += k
1692 foreach k: get_option('audio_drv_list')
1694 audio_drivers_selected += audio_drivers_default
1695 elif not audio_drivers_available[k]
1696 error('Audio driver "@0@" not available.'.format(k))
1698 audio_drivers_selected += k
1702 config_host_data.set('CONFIG_AUDIO_DRIVERS',
1703 '"' + '", "'.join(audio_drivers_selected) + '", ')
1705 if get_option('cfi')
1707 # Check for dependency on LTO
1708 if not get_option('b_lto')
1709 error('Selected Control-Flow Integrity but LTO is disabled')
1711 if config_host.has_key('CONFIG_MODULES')
1712 error('Selected Control-Flow Integrity is not compatible with modules')
1714 # Check for cfi flags. CFI requires LTO so we can't use
1715 # get_supported_arguments, but need a more complex "compiles" which allows
1717 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall',
1718 args: ['-flto', '-fsanitize=cfi-icall'] )
1719 cfi_flags += '-fsanitize=cfi-icall'
1721 error('-fsanitize=cfi-icall is not supported by the compiler')
1723 if cc.compiles('int main () { return 0; }',
1724 name: '-fsanitize-cfi-icall-generalize-pointers',
1725 args: ['-flto', '-fsanitize=cfi-icall',
1726 '-fsanitize-cfi-icall-generalize-pointers'] )
1727 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers'
1729 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler')
1731 if get_option('cfi_debug')
1732 if cc.compiles('int main () { return 0; }',
1733 name: '-fno-sanitize-trap=cfi-icall',
1734 args: ['-flto', '-fsanitize=cfi-icall',
1735 '-fno-sanitize-trap=cfi-icall'] )
1736 cfi_flags += '-fno-sanitize-trap=cfi-icall'
1738 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
1741 add_global_arguments(cfi_flags, native: false, language: all_languages)
1742 add_global_link_arguments(cfi_flags, native: false, language: all_languages)
1745 have_host_block_device = (targetos != 'darwin' or
1746 cc.has_header('IOKit/storage/IOMedia.h'))
1748 dbus_display = get_option('dbus_display') \
1749 .require(gio.version().version_compare('>=2.64'),
1750 error_message: '-display dbus requires glib>=2.64') \
1751 .require(gdbus_codegen.found(),
1752 error_message: gdbus_codegen_error.format('-display dbus')) \
1753 .require(targetos != 'windows',
1754 error_message: '-display dbus is not available on Windows') \
1757 have_virtfs = get_option('virtfs') \
1758 .require(targetos == 'linux' or targetos == 'darwin',
1759 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \
1760 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'),
1761 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \
1762 .require(targetos == 'darwin' or (libattr.found() and libcap_ng.found()),
1763 error_message: 'virtio-9p (virtfs) on Linux requires libcap-ng-devel and libattr-devel') \
1764 .disable_auto_if(not have_tools and not have_system) \
1767 have_virtfs_proxy_helper = targetos != 'darwin' and have_virtfs and have_tools
1769 if get_option('block_drv_ro_whitelist') == ''
1770 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '')
1772 config_host_data.set('CONFIG_BDRV_RO_WHITELIST',
1773 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ')
1775 if get_option('block_drv_rw_whitelist') == ''
1776 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '')
1778 config_host_data.set('CONFIG_BDRV_RW_WHITELIST',
1779 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ')
1782 foreach k : get_option('trace_backends')
1783 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true)
1785 config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file'))
1786 config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority'))
1788 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path())
1790 config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir'))
1791 config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix'))
1792 config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir)
1793 config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir)
1794 config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir)
1796 qemu_firmwarepath = ''
1797 foreach k : get_option('qemu_firmwarepath')
1798 qemu_firmwarepath += '"' + get_option('prefix') / k + '", '
1800 config_host_data.set('CONFIG_QEMU_FIRMWAREPATH', qemu_firmwarepath)
1802 config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir'))
1803 config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir)
1804 config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir'))
1805 config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir'))
1806 config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir)
1807 config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir'))
1809 if config_host.has_key('CONFIG_MODULES')
1810 config_host_data.set('CONFIG_STAMP', run_command(
1811 meson.current_source_dir() / 'scripts/qemu-stamp.py',
1812 meson.project_version(), get_option('pkgversion'), '--',
1813 meson.current_source_dir() / 'configure',
1814 capture: true, check: true).stdout().strip())
1817 have_slirp_smbd = get_option('slirp_smbd') \
1818 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \
1821 smbd_path = get_option('smbd')
1823 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd')
1825 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path)
1828 config_host_data.set('HOST_' + host_arch.to_upper(), 1)
1830 if get_option('module_upgrades') and not enable_modules
1831 error('Cannot enable module-upgrades as modules are not enabled')
1833 config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades'))
1835 config_host_data.set('CONFIG_ATTR', libattr.found())
1836 config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools'))
1837 config_host_data.set('CONFIG_BRLAPI', brlapi.found())
1838 config_host_data.set('CONFIG_COCOA', cocoa.found())
1839 config_host_data.set('CONFIG_FUZZ', get_option('fuzzing'))
1840 config_host_data.set('CONFIG_GCOV', get_option('b_coverage'))
1841 config_host_data.set('CONFIG_LIBUDEV', libudev.found())
1842 config_host_data.set('CONFIG_LZO', lzo.found())
1843 config_host_data.set('CONFIG_MPATH', mpathpersist.found())
1844 config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api)
1845 config_host_data.set('CONFIG_BLKIO', blkio.found())
1846 config_host_data.set('CONFIG_CURL', curl.found())
1847 config_host_data.set('CONFIG_CURSES', curses.found())
1848 config_host_data.set('CONFIG_GBM', gbm.found())
1849 config_host_data.set('CONFIG_GIO', gio.found())
1850 config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found())
1851 if glusterfs.found()
1852 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4'))
1853 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5'))
1854 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6'))
1855 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6'))
1856 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat)
1857 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat)
1859 config_host_data.set('CONFIG_GTK', gtk.found())
1860 config_host_data.set('CONFIG_VTE', vte.found())
1861 config_host_data.set('CONFIG_GTK_CLIPBOARD', have_gtk_clipboard)
1862 config_host_data.set('CONFIG_LIBATTR', have_old_libattr)
1863 config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found())
1864 config_host_data.set('CONFIG_EBPF', libbpf.found())
1865 config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found())
1866 config_host_data.set('CONFIG_LIBISCSI', libiscsi.found())
1867 config_host_data.set('CONFIG_LIBNFS', libnfs.found())
1868 config_host_data.set('CONFIG_LIBSSH', libssh.found())
1869 config_host_data.set('CONFIG_LINUX_AIO', libaio.found())
1870 config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found())
1871 config_host_data.set('CONFIG_LIBPMEM', libpmem.found())
1872 config_host_data.set('CONFIG_NUMA', numa.found())
1874 config_host_data.set('HAVE_NUMA_HAS_PREFERRED_MANY',
1875 cc.has_function('numa_has_preferred_many',
1876 dependencies: numa))
1878 config_host_data.set('CONFIG_OPENGL', opengl.found())
1879 config_host_data.set('CONFIG_PROFILER', get_option('profiler'))
1880 config_host_data.set('CONFIG_RBD', rbd.found())
1881 config_host_data.set('CONFIG_RDMA', rdma.found())
1882 config_host_data.set('CONFIG_SDL', sdl.found())
1883 config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found())
1884 config_host_data.set('CONFIG_SECCOMP', seccomp.found())
1886 config_host_data.set('CONFIG_SECCOMP_SYSRAWRC', seccomp_has_sysrawrc)
1888 config_host_data.set('CONFIG_SNAPPY', snappy.found())
1889 config_host_data.set('CONFIG_TPM', have_tpm)
1890 config_host_data.set('CONFIG_USB_LIBUSB', libusb.found())
1891 config_host_data.set('CONFIG_VDE', vde.found())
1892 config_host_data.set('CONFIG_VHOST_NET', have_vhost_net)
1893 config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user)
1894 config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa)
1895 config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel)
1896 config_host_data.set('CONFIG_VHOST_USER', have_vhost_user)
1897 config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto)
1898 config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa)
1899 config_host_data.set('CONFIG_VMNET', vmnet.found())
1900 config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server)
1901 config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export)
1902 config_host_data.set('CONFIG_PNG', png.found())
1903 config_host_data.set('CONFIG_VNC', vnc.found())
1904 config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
1905 config_host_data.set('CONFIG_VNC_SASL', sasl.found())
1906 config_host_data.set('CONFIG_VIRTFS', have_virtfs)
1907 config_host_data.set('CONFIG_VTE', vte.found())
1908 config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found())
1909 config_host_data.set('CONFIG_KEYUTILS', keyutils.found())
1910 config_host_data.set('CONFIG_GETTID', has_gettid)
1911 config_host_data.set('CONFIG_GNUTLS', gnutls.found())
1912 config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found())
1913 config_host_data.set('CONFIG_TASN1', tasn1.found())
1914 config_host_data.set('CONFIG_GCRYPT', gcrypt.found())
1915 config_host_data.set('CONFIG_NETTLE', nettle.found())
1916 config_host_data.set('CONFIG_HOGWEED', hogweed.found())
1917 config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private')
1918 config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim)
1919 config_host_data.set('CONFIG_STATX', has_statx)
1920 config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id)
1921 config_host_data.set('CONFIG_ZSTD', zstd.found())
1922 config_host_data.set('CONFIG_FUSE', fuse.found())
1923 config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found())
1924 config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found())
1925 if spice_protocol.found()
1926 config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0])
1927 config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1])
1928 config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2])
1930 config_host_data.set('CONFIG_SPICE', spice.found())
1931 config_host_data.set('CONFIG_X11', x11.found())
1932 config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display)
1933 config_host_data.set('CONFIG_CFI', get_option('cfi'))
1934 config_host_data.set('CONFIG_SELINUX', selinux.found())
1935 config_host_data.set('CONFIG_XEN_BACKEND', xen.found())
1936 config_host_data.set('CONFIG_LIBDW', libdw.found())
1938 # protect from xen.version() having less than three components
1939 xen_version = xen.version().split('.') + ['0', '0']
1940 xen_ctrl_version = xen_version[0] + \
1941 ('0' + xen_version[1]).substring(-2) + \
1942 ('0' + xen_version[2]).substring(-2)
1943 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version)
1945 config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version()))
1946 config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0])
1947 config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
1948 config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
1950 config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf)
1951 config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device)
1953 have_coroutine_pool = get_option('coroutine_pool')
1954 if get_option('debug_stack_usage') and have_coroutine_pool
1955 message('Disabling coroutine pool to measure stack usage')
1956 have_coroutine_pool = false
1958 config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool)
1959 config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex'))
1960 config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage'))
1961 config_host_data.set('CONFIG_GPROF', get_option('gprof'))
1962 config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed())
1963 config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug'))
1964 config_host_data.set('CONFIG_REPLICATION', get_option('replication').allowed())
1967 config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h'))
1968 config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h'))
1969 config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h'))
1970 config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
1971 config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
1972 config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
1973 config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h'))
1974 config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
1975 config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
1976 if targetos == 'windows'
1977 config_host_data.set('HAVE_AFUNIX_H', cc.has_header('afunix.h'))
1981 config_host_data.set('CONFIG_CLOSE_RANGE', cc.has_function('close_range'))
1982 config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4'))
1983 config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime'))
1984 config_host_data.set('CONFIG_DUP3', cc.has_function('dup3'))
1985 config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate'))
1986 config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate'))
1987 # Note that we need to specify prefix: here to avoid incorrectly
1988 # thinking that Windows has posix_memalign()
1989 config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>'))
1990 config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc'))
1991 config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc'))
1992 config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign'))
1993 config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll'))
1994 config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>'))
1995 config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np'))
1996 config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile'))
1997 config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare'))
1998 config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs'))
1999 config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range'))
2000 config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create'))
2001 config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range'))
2002 config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs'))
2003 config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util))
2004 config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul'))
2005 config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>'))
2007 config_host_data.set('HAVE_RBD_NAMESPACE_EXISTS',
2008 cc.has_function('rbd_namespace_exists',
2010 prefix: '#include <rbd/librbd.h>'))
2013 config_host_data.set('HAVE_IBV_ADVISE_MR',
2014 cc.has_function('ibv_advise_mr',
2016 prefix: '#include <infiniband/verbs.h>'))
2020 config_host_data.set('CONFIG_EPOLL_CREATE1',
2021 cc.has_header_symbol('sys/epoll.h', 'epoll_create1'))
2022 config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE',
2023 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and
2024 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE'))
2025 config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE',
2026 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE'))
2027 config_host_data.set('CONFIG_FIEMAP',
2028 cc.has_header('linux/fiemap.h') and
2029 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP'))
2030 config_host_data.set('CONFIG_GETRANDOM',
2031 cc.has_function('getrandom') and
2032 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK'))
2033 config_host_data.set('CONFIG_INOTIFY',
2034 cc.has_header_symbol('sys/inotify.h', 'inotify_init'))
2035 config_host_data.set('CONFIG_INOTIFY1',
2036 cc.has_header_symbol('sys/inotify.h', 'inotify_init1'))
2037 config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK',
2038 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK'))
2039 config_host_data.set('CONFIG_RTNETLINK',
2040 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN'))
2041 config_host_data.set('CONFIG_SYSMACROS',
2042 cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
2043 config_host_data.set('HAVE_OPTRESET',
2044 cc.has_header_symbol('getopt.h', 'optreset'))
2045 config_host_data.set('HAVE_IPPROTO_MPTCP',
2046 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP'))
2049 config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID',
2050 cc.has_member('struct sigevent', 'sigev_notify_thread_id',
2051 prefix: '#include <signal.h>'))
2052 config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM',
2053 cc.has_member('struct stat', 'st_atim',
2054 prefix: '#include <sys/stat.h>'))
2057 config_host_data.set('CONFIG_IOVEC',
2058 cc.has_type('struct iovec',
2059 prefix: '#include <sys/uio.h>'))
2060 config_host_data.set('HAVE_UTMPX',
2061 cc.has_type('struct utmpx',
2062 prefix: '#include <utmpx.h>'))
2064 config_host_data.set('CONFIG_EVENTFD', cc.links('''
2065 #include <sys/eventfd.h>
2066 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }'''))
2067 config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + '''
2070 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
2071 return fdatasync(0);
2073 #error Not supported
2077 has_madvise = cc.links(gnu_source_prefix + '''
2078 #include <sys/types.h>
2079 #include <sys/mman.h>
2081 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''')
2082 missing_madvise_proto = false
2084 # Some platforms (illumos and Solaris before Solaris 11) provide madvise()
2085 # but forget to prototype it. In this case, has_madvise will be true (the
2086 # test program links despite a compile warning). To detect the
2087 # missing-prototype case, we try again with a definitely-bogus prototype.
2088 # This will only compile if the system headers don't provide the prototype;
2089 # otherwise the conflicting prototypes will cause a compiler error.
2090 missing_madvise_proto = cc.links(gnu_source_prefix + '''
2091 #include <sys/types.h>
2092 #include <sys/mman.h>
2094 extern int madvise(int);
2095 int main(void) { return madvise(0); }''')
2097 config_host_data.set('CONFIG_MADVISE', has_madvise)
2098 config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto)
2100 config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + '''
2101 #include <sys/mman.h>
2102 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }'''))
2103 config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + '''
2105 #if !defined(AT_EMPTY_PATH)
2106 # error missing definition
2108 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
2110 config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + '''
2111 #include <sys/mman.h>
2113 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }'''))
2115 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + '''
2116 #include <pthread.h>
2118 static void *f(void *p) { return NULL; }
2122 pthread_create(&thread, 0, f, 0);
2123 pthread_setname_np(thread, "QEMU");
2125 }''', dependencies: threads))
2126 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + '''
2127 #include <pthread.h>
2129 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
2133 pthread_create(&thread, 0, f, 0);
2135 }''', dependencies: threads))
2136 config_host_data.set('CONFIG_PTHREAD_SET_NAME_NP', cc.links(gnu_source_prefix + '''
2137 #include <pthread.h>
2138 #include <pthread_np.h>
2140 static void *f(void *p) { return NULL; }
2144 pthread_create(&thread, 0, f, 0);
2145 pthread_set_name_np(thread, "QEMU");
2147 }''', dependencies: threads))
2148 config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + '''
2149 #include <pthread.h>
2154 pthread_condattr_t attr
2155 pthread_condattr_init(&attr);
2156 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC);
2158 }''', dependencies: threads))
2159 config_host_data.set('CONFIG_PTHREAD_AFFINITY_NP', cc.links(gnu_source_prefix + '''
2160 #include <pthread.h>
2162 static void *f(void *p) { return NULL; }
2165 int setsize = CPU_ALLOC_SIZE(64);
2168 pthread_create(&thread, 0, f, 0);
2169 cpuset = CPU_ALLOC(64);
2170 CPU_ZERO_S(setsize, cpuset);
2171 pthread_setaffinity_np(thread, setsize, cpuset);
2172 pthread_getaffinity_np(thread, setsize, cpuset);
2175 }''', dependencies: threads))
2176 config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + '''
2177 #include <sys/signalfd.h>
2179 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }'''))
2180 config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + '''
2188 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2189 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2193 config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + '''
2194 #include <sys/mman.h>
2196 return mlockall(MCL_FUTURE);
2200 if get_option('l2tpv3').allowed() and have_system
2201 have_l2tpv3 = cc.has_type('struct mmsghdr',
2202 prefix: gnu_source_prefix + '''
2203 #include <sys/socket.h>
2204 #include <linux/ip.h>''')
2206 config_host_data.set('CONFIG_L2TPV3', have_l2tpv3)
2209 if get_option('netmap').allowed() and have_system
2210 have_netmap = cc.compiles('''
2211 #include <inttypes.h>
2213 #include <net/netmap.h>
2214 #include <net/netmap_user.h>
2215 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2218 int main(void) { return 0; }''')
2219 if not have_netmap and get_option('netmap').enabled()
2220 error('Netmap headers not available')
2223 config_host_data.set('CONFIG_NETMAP', have_netmap)
2225 # Work around a system header bug with some kernel/XFS header
2226 # versions where they both try to define 'struct fsxattr':
2227 # xfs headers will not try to redefine structs from linux headers
2228 # if this macro is set.
2229 config_host_data.set('HAVE_FSXATTR', cc.links('''
2230 #include <linux/fs.h>
2236 # Some versions of Mac OS X incorrectly define SIZE_MAX
2237 config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles('''
2241 return printf("%zu", SIZE_MAX);
2242 }''', args: ['-Werror']))
2249 y = __atomic_load_n(&x, __ATOMIC_RELAXED);
2250 __atomic_store_n(&x, y, __ATOMIC_RELAXED);
2251 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
2252 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED);
2253 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED);
2257 # See if 64-bit atomic operations are supported.
2258 # Note that without __atomic builtins, we can only
2259 # assume atomic loads/stores max at pointer size.
2260 config_host_data.set('CONFIG_ATOMIC64', cc.links(atomic_test.format('uint64_t')))
2262 has_int128 = cc.links('''
2272 config_host_data.set('CONFIG_INT128', has_int128)
2275 # "do we have 128-bit atomics which are handled inline and specifically not
2276 # via libatomic". The reason we can't use libatomic is documented in the
2277 # comment starting "GCC is a house divided" in include/qemu/atomic128.h.
2278 has_atomic128 = cc.links(atomic_test.format('unsigned __int128'))
2280 config_host_data.set('CONFIG_ATOMIC128', has_atomic128)
2282 if not has_atomic128
2283 has_cmpxchg128 = cc.links('''
2286 unsigned __int128 x = 0, y = 0;
2287 __sync_val_compare_and_swap_16(&x, y, x);
2292 config_host_data.set('CONFIG_CMPXCHG128', has_cmpxchg128)
2296 config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + '''
2297 #include <sys/auxv.h>
2299 return getauxval(AT_HWCAP) == 0;
2302 config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles('''
2303 #include <linux/usbdevice_fs.h>
2305 #ifndef USBDEVFS_GET_CAPABILITIES
2306 #error "USBDEVFS_GET_CAPABILITIES undefined"
2309 #ifndef USBDEVFS_DISCONNECT_CLAIM
2310 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
2313 int main(void) { return 0; }'''))
2315 have_keyring = get_option('keyring') \
2316 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \
2317 .require(cc.compiles('''
2319 #include <asm/unistd.h>
2320 #include <linux/keyctl.h>
2321 #include <sys/syscall.h>
2324 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
2325 }'''), error_message: 'keyctl syscall not available on this system').allowed()
2326 config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring)
2328 have_cpuid_h = cc.links('''
2331 unsigned a, b, c, d;
2332 unsigned max = __get_cpuid_max(0, 0);
2335 __cpuid(1, a, b, c, d);
2339 __cpuid_count(7, 0, a, b, c, d);
2344 config_host_data.set('CONFIG_CPUID_H', have_cpuid_h)
2346 config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \
2347 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \
2348 .require(cc.links('''
2350 #include <immintrin.h>
2351 static int __attribute__((target("avx2"))) bar(void *a) {
2352 __m256i x = *(__m256i *)a;
2353 return _mm256_testz_si256(x, x);
2355 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); }
2356 '''), error_message: 'AVX2 not available').allowed())
2358 config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \
2359 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \
2360 .require(cc.links('''
2362 #include <immintrin.h>
2363 static int __attribute__((target("avx512f"))) bar(void *a) {
2364 __m512i x = *(__m512i *)a;
2365 return _mm512_test_epi64_mask(x, x);
2367 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); }
2368 '''), error_message: 'AVX512F not available').allowed())
2370 config_host_data.set('CONFIG_AVX512BW_OPT', get_option('avx512bw') \
2371 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512BW') \
2372 .require(cc.links('''
2374 #include <immintrin.h>
2375 static int __attribute__((target("avx512bw"))) bar(void *a) {
2377 __m512i res= _mm512_abs_epi8(*x);
2380 int main(int argc, char *argv[]) { return bar(argv[0]); }
2381 '''), error_message: 'AVX512BW not available').allowed())
2383 have_pvrdma = get_option('pvrdma') \
2384 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \
2385 .require(cc.compiles(gnu_source_prefix + '''
2386 #include <sys/mman.h>
2391 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
2394 }'''), error_message: 'PVRDMA requires mremap').allowed()
2397 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links('''
2398 #include <infiniband/verbs.h>
2402 struct ibv_pd *pd = NULL;
2408 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
2414 if get_option('membarrier').disabled()
2415 have_membarrier = false
2416 elif targetos == 'windows'
2417 have_membarrier = true
2418 elif targetos == 'linux'
2419 have_membarrier = cc.compiles('''
2420 #include <linux/membarrier.h>
2421 #include <sys/syscall.h>
2425 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
2426 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
2430 config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \
2431 .require(have_membarrier, error_message: 'membarrier system call not available') \
2434 have_afalg = get_option('crypto_afalg') \
2435 .require(cc.compiles(gnu_source_prefix + '''
2437 #include <sys/types.h>
2438 #include <sys/socket.h>
2439 #include <linux/if_alg.h>
2442 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
2445 '''), error_message: 'AF_ALG requested but could not be detected').allowed()
2446 config_host_data.set('CONFIG_AF_ALG', have_afalg)
2448 config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol(
2449 'linux/vm_sockets.h', 'AF_VSOCK',
2450 prefix: '#include <sys/socket.h>',
2454 have_vss_sdk = false # old xp/2003 SDK
2455 if targetos == 'windows' and link_language == 'cpp'
2456 have_vss = cxx.compiles('''
2457 #define __MIDL_user_allocate_free_DEFINED__
2459 int main(void) { return VSS_CTX_BACKUP; }''')
2460 have_vss_sdk = cxx.has_header('vscoordint.h')
2462 config_host_data.set('HAVE_VSS_SDK', have_vss_sdk)
2464 foreach k, v: config_host
2465 if k.startswith('CONFIG_')
2466 config_host_data.set(k, v == 'y' ? 1 : v)
2470 # Older versions of MinGW do not import _lock_file and _unlock_file properly.
2471 # This was fixed for v6.0.0 with commit b48e3ac8969d.
2472 if targetos == 'windows'
2473 config_host_data.set('HAVE__LOCK_FILE', cc.links('''
2479 }''', name: '_lock_file and _unlock_file'))
2482 if targetos == 'windows'
2483 mingw_has_setjmp_longjmp = cc.links('''
2487 * These functions are not available in setjmp header, but may be
2488 * available at link time, from libmingwex.a.
2490 extern int __mingw_setjmp(jmp_buf);
2491 extern void __attribute__((noreturn)) __mingw_longjmp(jmp_buf, int);
2493 __mingw_setjmp(env);
2494 __mingw_longjmp(env, 0);
2496 ''', name: 'mingw setjmp and longjmp')
2498 if cpu == 'aarch64' and not mingw_has_setjmp_longjmp
2499 error('mingw must provide setjmp/longjmp for windows-arm64')
2503 ########################
2504 # Target configuration #
2505 ########################
2507 minikconf = find_program('scripts/minikconf.py')
2509 config_all_devices = {}
2510 config_all_disas = {}
2511 config_devices_mak_list = []
2512 config_devices_h = {}
2513 config_target_h = {}
2514 config_target_mak = {}
2517 'alpha' : ['CONFIG_ALPHA_DIS'],
2518 'avr' : ['CONFIG_AVR_DIS'],
2519 'cris' : ['CONFIG_CRIS_DIS'],
2520 'hexagon' : ['CONFIG_HEXAGON_DIS'],
2521 'hppa' : ['CONFIG_HPPA_DIS'],
2522 'i386' : ['CONFIG_I386_DIS'],
2523 'x86_64' : ['CONFIG_I386_DIS'],
2524 'm68k' : ['CONFIG_M68K_DIS'],
2525 'microblaze' : ['CONFIG_MICROBLAZE_DIS'],
2526 'mips' : ['CONFIG_MIPS_DIS'],
2527 'nios2' : ['CONFIG_NIOS2_DIS'],
2528 'or1k' : ['CONFIG_OPENRISC_DIS'],
2529 'ppc' : ['CONFIG_PPC_DIS'],
2530 'riscv' : ['CONFIG_RISCV_DIS'],
2531 'rx' : ['CONFIG_RX_DIS'],
2532 's390' : ['CONFIG_S390_DIS'],
2533 'sh4' : ['CONFIG_SH4_DIS'],
2534 'sparc' : ['CONFIG_SPARC_DIS'],
2535 'xtensa' : ['CONFIG_XTENSA_DIS'],
2536 'loongarch' : ['CONFIG_LOONGARCH_DIS'],
2539 have_ivshmem = config_host_data.get('CONFIG_EVENTFD')
2541 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \
2542 (have_tpm ? ['CONFIG_TPM=y'] : []) + \
2543 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \
2544 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \
2545 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \
2546 (x11.found() ? ['CONFIG_X11=y'] : []) + \
2547 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \
2548 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \
2549 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \
2550 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \
2551 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \
2552 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \
2553 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \
2554 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : [])
2556 ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
2558 default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
2559 actual_target_dirs = []
2561 foreach target : target_dirs
2562 config_target = { 'TARGET_NAME': target.split('-')[0] }
2563 if target.endswith('linux-user')
2564 if targetos != 'linux'
2568 error('Target @0@ is only available on a Linux host'.format(target))
2570 config_target += { 'CONFIG_LINUX_USER': 'y' }
2571 elif target.endswith('bsd-user')
2572 if 'CONFIG_BSD' not in config_host
2576 error('Target @0@ is only available on a BSD host'.format(target))
2578 config_target += { 'CONFIG_BSD_USER': 'y' }
2579 elif target.endswith('softmmu')
2580 config_target += { 'CONFIG_SOFTMMU': 'y' }
2582 if target.endswith('-user')
2584 'CONFIG_USER_ONLY': 'y',
2585 'CONFIG_QEMU_INTERP_PREFIX':
2586 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME'])
2591 foreach sym: accelerators
2592 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, [])
2593 config_target += { sym: 'y' }
2594 config_all += { sym: 'y' }
2595 if target in modular_tcg
2596 config_target += { 'CONFIG_TCG_MODULAR': 'y' }
2598 config_target += { 'CONFIG_TCG_BUILTIN': 'y' }
2600 accel_kconfig += [ sym + '=y' ]
2603 if accel_kconfig.length() == 0
2607 error('No accelerator available for target @0@'.format(target))
2610 actual_target_dirs += target
2611 config_target += keyval.load('configs/targets' / target + '.mak')
2612 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' }
2614 if 'TARGET_NEED_FDT' in config_target
2615 fdt_required += target
2619 if 'TARGET_BASE_ARCH' not in config_target
2620 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']}
2622 if 'TARGET_ABI_DIR' not in config_target
2623 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']}
2625 if 'TARGET_BIG_ENDIAN' not in config_target
2626 config_target += {'TARGET_BIG_ENDIAN': 'n'}
2629 foreach k, v: disassemblers
2630 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k)
2632 config_target += { sym: 'y' }
2633 config_all_disas += { sym: 'y' }
2638 config_target_data = configuration_data()
2639 foreach k, v: config_target
2640 if not k.startswith('TARGET_') and not k.startswith('CONFIG_')
2642 elif ignored.contains(k)
2644 elif k == 'TARGET_BASE_ARCH'
2645 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is
2646 # not used to select files from sourcesets.
2647 config_target_data.set('TARGET_' + v.to_upper(), 1)
2648 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX'
2649 config_target_data.set_quoted(k, v)
2651 config_target_data.set(k, 1)
2653 config_target_data.set(k, 0)
2655 config_target_data.set(k, v)
2658 config_target_data.set('QEMU_ARCH',
2659 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper())
2660 config_target_h += {target: configure_file(output: target + '-config-target.h',
2661 configuration: config_target_data)}
2663 if target.endswith('-softmmu')
2664 config_input = meson.get_external_property(target, 'default')
2665 config_devices_mak = target + '-config-devices.mak'
2666 config_devices_mak = configure_file(
2667 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'],
2668 output: config_devices_mak,
2669 depfile: config_devices_mak + '.d',
2671 command: [minikconf,
2672 get_option('default_devices') ? '--defconfig' : '--allnoconfig',
2673 config_devices_mak, '@DEPFILE@', '@INPUT@',
2674 host_kconfig, accel_kconfig,
2675 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y'])
2677 config_devices_data = configuration_data()
2678 config_devices = keyval.load(config_devices_mak)
2679 foreach k, v: config_devices
2680 config_devices_data.set(k, 1)
2682 config_devices_mak_list += config_devices_mak
2683 config_devices_h += {target: configure_file(output: target + '-config-devices.h',
2684 configuration: config_devices_data)}
2685 config_target += config_devices
2686 config_all_devices += config_devices
2688 config_target_mak += {target: config_target}
2690 target_dirs = actual_target_dirs
2692 # This configuration is used to build files that are shared by
2693 # multiple binaries, and then extracted out of the "common"
2694 # static_library target.
2696 # We do not use all_sources()/all_dependencies(), because it would
2697 # build literally all source files, including devices only used by
2698 # targets that are not built for this compilation. The CONFIG_ALL
2699 # pseudo symbol replaces it.
2701 config_all += config_all_devices
2702 config_all += config_host
2703 config_all += config_all_disas
2705 'CONFIG_XEN': xen.found(),
2706 'CONFIG_SOFTMMU': have_system,
2707 'CONFIG_USER_ONLY': have_user,
2711 target_configs_h = []
2712 foreach target: target_dirs
2713 target_configs_h += config_target_h[target]
2714 target_configs_h += config_devices_h.get(target, [])
2716 genh += custom_target('config-poison.h',
2717 input: [target_configs_h],
2718 output: 'config-poison.h',
2720 command: [find_program('scripts/make-config-poison.sh'),
2727 capstone = not_found
2728 if not get_option('capstone').auto() or have_system or have_user
2729 capstone = dependency('capstone', version: '>=3.0.5',
2730 kwargs: static_kwargs, method: 'pkg-config',
2731 required: get_option('capstone'))
2733 # Some versions of capstone have broken pkg-config file
2734 # that reports a wrong -I path, causing the #include to
2735 # fail later. If the system has such a broken version
2737 if capstone.found() and not cc.compiles('#include <capstone.h>',
2738 dependencies: [capstone])
2739 capstone = not_found
2740 if get_option('capstone').enabled()
2741 error('capstone requested, but it does not appear to work')
2746 libvfio_user_dep = not_found
2747 if have_system and vfio_user_server_allowed
2748 have_internal = fs.exists(meson.current_source_dir() / 'subprojects/libvfio-user/meson.build')
2750 if not have_internal
2751 error('libvfio-user source not found - please pull git submodule')
2754 libvfio_user_proj = subproject('libvfio-user')
2756 libvfio_user_lib = libvfio_user_proj.get_variable('libvfio_user_dep')
2758 libvfio_user_dep = declare_dependency(dependencies: [libvfio_user_lib])
2763 fdt_opt = get_option('fdt')
2764 if fdt_opt in ['enabled', 'auto', 'system']
2765 have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt')
2766 fdt = cc.find_library('fdt', kwargs: static_kwargs,
2767 required: fdt_opt == 'system' or
2768 fdt_opt == 'enabled' and not have_internal)
2769 if fdt.found() and cc.links('''
2771 #include <libfdt_env.h>
2772 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''',
2775 elif fdt_opt == 'system'
2776 error('system libfdt requested, but it is too old (1.5.1 or newer required)')
2778 fdt_opt = 'internal'
2780 fdt_opt = 'disabled'
2784 if fdt_opt == 'internal'
2787 'dtc/libfdt/fdt_ro.c',
2788 'dtc/libfdt/fdt_wip.c',
2789 'dtc/libfdt/fdt_sw.c',
2790 'dtc/libfdt/fdt_rw.c',
2791 'dtc/libfdt/fdt_strerror.c',
2792 'dtc/libfdt/fdt_empty_tree.c',
2793 'dtc/libfdt/fdt_addresses.c',
2794 'dtc/libfdt/fdt_overlay.c',
2795 'dtc/libfdt/fdt_check.c',
2798 fdt_inc = include_directories('dtc/libfdt')
2799 libfdt = static_library('fdt',
2800 build_by_default: false,
2802 include_directories: fdt_inc)
2803 fdt = declare_dependency(link_with: libfdt,
2804 include_directories: fdt_inc)
2807 fdt_opt = 'disabled'
2809 if not fdt.found() and fdt_required.length() > 0
2810 error('fdt not available but required by targets ' + ', '.join(fdt_required))
2813 config_host_data.set('CONFIG_CAPSTONE', capstone.found())
2814 config_host_data.set('CONFIG_FDT', fdt.found())
2815 config_host_data.set('CONFIG_SLIRP', slirp.found())
2817 #####################
2818 # Generated sources #
2819 #####################
2821 genh += configure_file(output: 'config-host.h', configuration: config_host_data)
2823 hxtool = find_program('scripts/hxtool')
2824 shaderinclude = find_program('scripts/shaderinclude.py')
2825 qapi_gen = find_program('scripts/qapi-gen.py')
2826 qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py',
2827 meson.current_source_dir() / 'scripts/qapi/commands.py',
2828 meson.current_source_dir() / 'scripts/qapi/common.py',
2829 meson.current_source_dir() / 'scripts/qapi/error.py',
2830 meson.current_source_dir() / 'scripts/qapi/events.py',
2831 meson.current_source_dir() / 'scripts/qapi/expr.py',
2832 meson.current_source_dir() / 'scripts/qapi/gen.py',
2833 meson.current_source_dir() / 'scripts/qapi/introspect.py',
2834 meson.current_source_dir() / 'scripts/qapi/parser.py',
2835 meson.current_source_dir() / 'scripts/qapi/schema.py',
2836 meson.current_source_dir() / 'scripts/qapi/source.py',
2837 meson.current_source_dir() / 'scripts/qapi/types.py',
2838 meson.current_source_dir() / 'scripts/qapi/visit.py',
2839 meson.current_source_dir() / 'scripts/qapi/common.py',
2840 meson.current_source_dir() / 'scripts/qapi-gen.py'
2844 python, files('scripts/tracetool.py'),
2845 '--backend=' + ','.join(get_option('trace_backends'))
2847 tracetool_depends = files(
2848 'scripts/tracetool/backend/log.py',
2849 'scripts/tracetool/backend/__init__.py',
2850 'scripts/tracetool/backend/dtrace.py',
2851 'scripts/tracetool/backend/ftrace.py',
2852 'scripts/tracetool/backend/simple.py',
2853 'scripts/tracetool/backend/syslog.py',
2854 'scripts/tracetool/backend/ust.py',
2855 'scripts/tracetool/format/ust_events_c.py',
2856 'scripts/tracetool/format/ust_events_h.py',
2857 'scripts/tracetool/format/__init__.py',
2858 'scripts/tracetool/format/d.py',
2859 'scripts/tracetool/format/simpletrace_stap.py',
2860 'scripts/tracetool/format/c.py',
2861 'scripts/tracetool/format/h.py',
2862 'scripts/tracetool/format/log_stap.py',
2863 'scripts/tracetool/format/stap.py',
2864 'scripts/tracetool/__init__.py',
2865 'scripts/tracetool/vcpu.py'
2868 qemu_version_cmd = [find_program('scripts/qemu-version.sh'),
2869 meson.current_source_dir(),
2870 get_option('pkgversion'), meson.project_version()]
2871 qemu_version = custom_target('qemu-version.h',
2872 output: 'qemu-version.h',
2873 command: qemu_version_cmd,
2875 build_by_default: true,
2876 build_always_stale: true)
2877 genh += qemu_version
2881 ['qemu-options.hx', 'qemu-options.def'],
2882 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'],
2886 ['hmp-commands.hx', 'hmp-commands.h'],
2887 ['hmp-commands-info.hx', 'hmp-commands-info.h'],
2890 foreach d : hx_headers
2891 hxdep += custom_target(d[1],
2895 build_by_default: true, # to be removed when added to a target
2896 command: [hxtool, '-h', '@INPUT0@'])
2904 authz_ss = ss.source_set()
2905 blockdev_ss = ss.source_set()
2906 block_ss = ss.source_set()
2907 chardev_ss = ss.source_set()
2908 common_ss = ss.source_set()
2909 crypto_ss = ss.source_set()
2910 hwcore_ss = ss.source_set()
2911 io_ss = ss.source_set()
2912 qmp_ss = ss.source_set()
2913 qom_ss = ss.source_set()
2914 softmmu_ss = ss.source_set()
2915 specific_fuzz_ss = ss.source_set()
2916 specific_ss = ss.source_set()
2917 stub_ss = ss.source_set()
2918 trace_ss = ss.source_set()
2919 user_ss = ss.source_set()
2920 util_ss = ss.source_set()
2923 qtest_module_ss = ss.source_set()
2924 tcg_module_ss = ss.source_set()
2930 target_softmmu_arch = {}
2931 target_user_arch = {}
2937 # TODO: add each directory to the subdirs from its own meson.build, once
2939 trace_events_subdirs = [
2948 trace_events_subdirs += [ 'linux-user' ]
2951 trace_events_subdirs += [ 'bsd-user' ]
2954 trace_events_subdirs += [
2963 trace_events_subdirs += [
2977 'hw/block/dataplane',
3027 if have_system or have_user
3028 trace_events_subdirs += [
3046 vhost_user = not_found
3047 if targetos == 'linux' and have_vhost_user
3048 libvhost_user = subproject('libvhost-user')
3049 vhost_user = libvhost_user.get_variable('vhost_user_dep')
3052 libvduse = not_found
3054 libvduse_proj = subproject('libvduse')
3055 libvduse = libvduse_proj.get_variable('libvduse_dep')
3058 # NOTE: the trace/ subdirectory needs the qapi_trace_events variable
3059 # that is filled in by qapi/.
3074 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO')
3075 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO')
3078 qom_ss = qom_ss.apply(config_host, strict: false)
3079 libqom = static_library('qom', qom_ss.sources() + genh,
3080 dependencies: [qom_ss.dependencies()],
3082 qom = declare_dependency(link_whole: libqom)
3084 event_loop_base = files('event-loop-base.c')
3085 event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh,
3086 build_by_default: true)
3087 event_loop_base = declare_dependency(link_whole: event_loop_base,
3088 dependencies: [qom])
3090 stub_ss = stub_ss.apply(config_all, strict: false)
3092 util_ss.add_all(trace_ss)
3093 util_ss = util_ss.apply(config_all, strict: false)
3094 libqemuutil = static_library('qemuutil',
3095 sources: util_ss.sources() + stub_ss.sources() + genh,
3096 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman])
3097 qemuutil = declare_dependency(link_with: libqemuutil,
3098 sources: genh + version_res,
3099 dependencies: [event_loop_base])
3101 if have_system or have_user
3102 decodetree = generator(find_program('scripts/decodetree.py'),
3103 output: 'decode-@BASENAME@.c.inc',
3104 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@'])
3105 subdir('libdecnumber')
3122 if config_host_data.get('CONFIG_REPLICATION')
3123 block_ss.add(files('replication.c'))
3130 blockdev_ss.add(files(
3137 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
3138 # os-win32.c does not
3139 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
3140 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
3143 common_ss.add(files('cpus-common.c'))
3144 specific_ss.add(files('cpu.c'))
3148 common_ss.add(capstone)
3149 specific_ss.add(files('disas.c'), capstone)
3151 # Work around a gcc bug/misfeature wherein constant propagation looks
3153 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696
3154 # to guess that a const variable is always zero. Without lto, this is
3155 # impossible, as the alias is restricted to page-vary-common.c. Indeed,
3156 # without lto, not even the alias is required -- we simply use different
3157 # declarations in different compilation units.
3158 pagevary = files('page-vary-common.c')
3159 if get_option('b_lto')
3160 pagevary_flags = ['-fno-lto']
3161 if get_option('cfi')
3162 pagevary_flags += '-fno-sanitize=cfi-icall'
3164 pagevary = static_library('page-vary-common', sources: pagevary + genh,
3165 c_args: pagevary_flags)
3166 pagevary = declare_dependency(link_with: pagevary)
3168 common_ss.add(pagevary)
3169 specific_ss.add(files('page-vary.c'))
3177 subdir('semihosting')
3185 common_user_inc = []
3187 subdir('common-user')
3189 subdir('linux-user')
3191 # needed for fuzzing binaries
3192 subdir('tests/qtest/libqos')
3193 subdir('tests/qtest/fuzz')
3196 tcg_real_module_ss = ss.source_set()
3197 tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss)
3198 specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss)
3199 target_modules += { 'accel' : { 'qtest': qtest_module_ss,
3200 'tcg': tcg_real_module_ss }}
3202 ########################
3203 # Library dependencies #
3204 ########################
3206 modinfo_collect = find_program('scripts/modinfo-collect.py')
3207 modinfo_generate = find_program('scripts/modinfo-generate.py')
3212 foreach d, list : modules
3213 foreach m, module_ss : list
3214 if enable_modules and targetos != 'windows'
3215 module_ss = module_ss.apply(config_all, strict: false)
3216 sl = static_library(d + '-' + m, [genh, module_ss.sources()],
3217 dependencies: [modulecommon, module_ss.dependencies()], pic: true)
3223 if module_ss.sources() != []
3224 # FIXME: Should use sl.extract_all_objects(recursive: true) as
3225 # input. Sources can be used multiple times but objects are
3226 # unique when it comes to lookup in compile_commands.json.
3227 # Depnds on a mesion version with
3228 # https://github.com/mesonbuild/meson/pull/8900
3229 modinfo_files += custom_target(d + '-' + m + '.modinfo',
3230 output: d + '-' + m + '.modinfo',
3231 input: module_ss.sources() + genh,
3233 command: [modinfo_collect, module_ss.sources()])
3237 block_ss.add_all(module_ss)
3239 softmmu_ss.add_all(module_ss)
3245 foreach d, list : target_modules
3246 foreach m, module_ss : list
3247 if enable_modules and targetos != 'windows'
3248 foreach target : target_dirs
3249 if target.endswith('-softmmu')
3250 config_target = config_target_mak[target]
3251 config_target += config_host
3252 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3253 c_args = ['-DNEED_CPU_H',
3254 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3255 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3256 target_module_ss = module_ss.apply(config_target, strict: false)
3257 if target_module_ss.sources() != []
3258 module_name = d + '-' + m + '-' + config_target['TARGET_NAME']
3259 sl = static_library(module_name,
3260 [genh, target_module_ss.sources()],
3261 dependencies: [modulecommon, target_module_ss.dependencies()],
3262 include_directories: target_inc,
3266 # FIXME: Should use sl.extract_all_objects(recursive: true) too.
3267 modinfo_files += custom_target(module_name + '.modinfo',
3268 output: module_name + '.modinfo',
3269 input: target_module_ss.sources() + genh,
3271 command: [modinfo_collect, '--target', target, target_module_ss.sources()])
3276 specific_ss.add_all(module_ss)
3282 foreach target : target_dirs
3283 if target.endswith('-softmmu')
3284 config_target = config_target_mak[target]
3285 config_devices_mak = target + '-config-devices.mak'
3286 modinfo_src = custom_target('modinfo-' + target + '.c',
3287 output: 'modinfo-' + target + '.c',
3288 input: modinfo_files,
3289 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'],
3292 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src)
3293 modinfo_dep = declare_dependency(link_with: modinfo_lib)
3295 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH']
3296 hw_arch[arch].add(modinfo_dep)
3301 nm = find_program('nm')
3302 undefsym = find_program('scripts/undefsym.py')
3303 block_syms = custom_target('block.syms', output: 'block.syms',
3304 input: [libqemuutil, block_mods],
3306 command: [undefsym, nm, '@INPUT@'])
3307 qemu_syms = custom_target('qemu.syms', output: 'qemu.syms',
3308 input: [libqemuutil, softmmu_mods],
3310 command: [undefsym, nm, '@INPUT@'])
3312 authz_ss = authz_ss.apply(config_host, strict: false)
3313 libauthz = static_library('authz', authz_ss.sources() + genh,
3314 dependencies: [authz_ss.dependencies()],
3316 build_by_default: false)
3318 authz = declare_dependency(link_whole: libauthz,
3321 crypto_ss = crypto_ss.apply(config_host, strict: false)
3322 libcrypto = static_library('crypto', crypto_ss.sources() + genh,
3323 dependencies: [crypto_ss.dependencies()],
3325 build_by_default: false)
3327 crypto = declare_dependency(link_whole: libcrypto,
3328 dependencies: [authz, qom])
3330 io_ss = io_ss.apply(config_host, strict: false)
3331 libio = static_library('io', io_ss.sources() + genh,
3332 dependencies: [io_ss.dependencies()],
3333 link_with: libqemuutil,
3335 build_by_default: false)
3337 io = declare_dependency(link_whole: libio, dependencies: [crypto, qom])
3339 libmigration = static_library('migration', sources: migration_files + genh,
3341 build_by_default: false)
3342 migration = declare_dependency(link_with: libmigration,
3343 dependencies: [zlib, qom, io])
3344 softmmu_ss.add(migration)
3346 block_ss = block_ss.apply(config_host, strict: false)
3347 libblock = static_library('block', block_ss.sources() + genh,
3348 dependencies: block_ss.dependencies(),
3349 link_depends: block_syms,
3351 build_by_default: false)
3353 block = declare_dependency(link_whole: [libblock],
3354 link_args: '@block.syms',
3355 dependencies: [crypto, io])
3357 blockdev_ss = blockdev_ss.apply(config_host, strict: false)
3358 libblockdev = static_library('blockdev', blockdev_ss.sources() + genh,
3359 dependencies: blockdev_ss.dependencies(),
3361 build_by_default: false)
3363 blockdev = declare_dependency(link_whole: [libblockdev],
3364 dependencies: [block, event_loop_base])
3366 qmp_ss = qmp_ss.apply(config_host, strict: false)
3367 libqmp = static_library('qmp', qmp_ss.sources() + genh,
3368 dependencies: qmp_ss.dependencies(),
3370 build_by_default: false)
3372 qmp = declare_dependency(link_whole: [libqmp])
3374 libchardev = static_library('chardev', chardev_ss.sources() + genh,
3376 dependencies: chardev_ss.dependencies(),
3377 build_by_default: false)
3379 chardev = declare_dependency(link_whole: libchardev)
3381 hwcore_ss = hwcore_ss.apply(config_host, strict: false)
3382 libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh,
3384 build_by_default: false)
3385 hwcore = declare_dependency(link_whole: libhwcore)
3386 common_ss.add(hwcore)
3392 emulator_modules = []
3393 foreach m : block_mods + softmmu_mods
3394 emulator_modules += shared_module(m.name(),
3395 build_by_default: true,
3399 install_dir: qemu_moddir)
3401 if emulator_modules.length() > 0
3402 alias_target('modules', emulator_modules)
3405 softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp)
3406 common_ss.add(qom, qemuutil)
3408 common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss])
3409 common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss)
3411 common_all = common_ss.apply(config_all, strict: false)
3412 common_all = static_library('common',
3413 build_by_default: false,
3414 sources: common_all.sources() + genh,
3415 include_directories: common_user_inc,
3416 implicit_include_directories: false,
3417 dependencies: common_all.dependencies(),
3420 feature_to_c = find_program('scripts/feature_to_c.sh')
3422 if targetos == 'darwin'
3423 entitlement = find_program('scripts/entitlement.sh')
3427 foreach target : target_dirs
3428 config_target = config_target_mak[target]
3429 target_name = config_target['TARGET_NAME']
3430 target_base_arch = config_target['TARGET_BASE_ARCH']
3431 arch_srcs = [config_target_h[target]]
3433 c_args = ['-DNEED_CPU_H',
3434 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3435 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3436 link_args = emulator_link_args
3438 config_target += config_host
3439 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3440 if targetos == 'linux'
3441 target_inc += include_directories('linux-headers', is_system: true)
3443 if target.endswith('-softmmu')
3444 target_type='system'
3445 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false)
3446 arch_srcs += t.sources()
3447 arch_deps += t.dependencies()
3449 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch
3450 hw = hw_arch[hw_dir].apply(config_target, strict: false)
3451 arch_srcs += hw.sources()
3452 arch_deps += hw.dependencies()
3454 arch_srcs += config_devices_h[target]
3455 link_args += ['@block.syms', '@qemu.syms']
3457 abi = config_target['TARGET_ABI_DIR']
3459 target_inc += common_user_inc
3460 if target_base_arch in target_user_arch
3461 t = target_user_arch[target_base_arch].apply(config_target, strict: false)
3462 arch_srcs += t.sources()
3463 arch_deps += t.dependencies()
3465 if 'CONFIG_LINUX_USER' in config_target
3466 base_dir = 'linux-user'
3468 if 'CONFIG_BSD_USER' in config_target
3469 base_dir = 'bsd-user'
3470 target_inc += include_directories('bsd-user/' / targetos)
3471 target_inc += include_directories('bsd-user/host/' / host_arch)
3472 dir = base_dir / abi
3473 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c')
3475 target_inc += include_directories(
3479 if 'CONFIG_LINUX_USER' in config_target
3480 dir = base_dir / abi
3481 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c')
3482 if config_target.has_key('TARGET_SYSTBL_ABI')
3484 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'],
3485 extra_args : config_target['TARGET_SYSTBL_ABI'])
3490 if 'TARGET_XML_FILES' in config_target
3491 gdbstub_xml = custom_target(target + '-gdbstub-xml.c',
3492 output: target + '-gdbstub-xml.c',
3493 input: files(config_target['TARGET_XML_FILES'].split()),
3494 command: [feature_to_c, '@INPUT@'],
3496 arch_srcs += gdbstub_xml
3499 t = target_arch[target_base_arch].apply(config_target, strict: false)
3500 arch_srcs += t.sources()
3501 arch_deps += t.dependencies()
3503 target_common = common_ss.apply(config_target, strict: false)
3504 objects = common_all.extract_objects(target_common.sources())
3505 deps = target_common.dependencies()
3507 target_specific = specific_ss.apply(config_target, strict: false)
3508 arch_srcs += target_specific.sources()
3509 arch_deps += target_specific.dependencies()
3511 lib = static_library('qemu-' + target,
3512 sources: arch_srcs + genh,
3513 dependencies: arch_deps,
3515 include_directories: target_inc,
3517 build_by_default: false,
3520 if target.endswith('-softmmu')
3522 'name': 'qemu-system-' + target_name,
3523 'win_subsystem': 'console',
3524 'sources': files('softmmu/main.c'),
3527 if targetos == 'windows' and (sdl.found() or gtk.found())
3529 'name': 'qemu-system-' + target_name + 'w',
3530 'win_subsystem': 'windows',
3531 'sources': files('softmmu/main.c'),
3535 if get_option('fuzzing')
3536 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false)
3538 'name': 'qemu-fuzz-' + target_name,
3539 'win_subsystem': 'console',
3540 'sources': specific_fuzz.sources(),
3541 'dependencies': specific_fuzz.dependencies(),
3546 'name': 'qemu-' + target_name,
3547 'win_subsystem': 'console',
3553 exe_name = exe['name']
3554 if targetos == 'darwin'
3555 exe_name += '-unsigned'
3558 emulator = executable(exe_name, exe['sources'],
3561 dependencies: arch_deps + deps + exe['dependencies'],
3562 objects: lib.extract_all_objects(recursive: true),
3563 link_language: link_language,
3564 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
3565 link_args: link_args,
3566 win_subsystem: exe['win_subsystem'])
3568 if targetos == 'darwin'
3569 icon = 'pc-bios/qemu.rsrc'
3570 build_input = [emulator, files(icon)]
3572 get_option('bindir') / exe_name,
3573 meson.current_source_dir() / icon
3575 if 'CONFIG_HVF' in config_target
3576 entitlements = 'accel/hvf/entitlements.plist'
3577 build_input += files(entitlements)
3578 install_input += meson.current_source_dir() / entitlements
3581 emulators += {exe['name'] : custom_target(exe['name'],
3583 output: exe['name'],
3584 command: [entitlement, '@OUTPUT@', '@INPUT@'])
3587 meson.add_install_script(entitlement, '--install',
3588 get_option('bindir') / exe['name'],
3591 emulators += {exe['name']: emulator}
3596 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false},
3597 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true},
3598 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
3599 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
3601 custom_target(exe['name'] + stp['ext'],
3602 input: trace_events_all,
3603 output: exe['name'] + stp['ext'],
3604 install: stp['install'],
3605 install_dir: get_option('datadir') / 'systemtap/tapset',
3607 tracetool, '--group=all', '--format=' + stp['fmt'],
3608 '--binary=' + stp['bin'],
3609 '--target-name=' + target_name,
3610 '--target-type=' + target_type,
3611 '--probe-prefix=qemu.' + target_type + '.' + target_name,
3612 '@INPUT@', '@OUTPUT@'
3614 depend_files: tracetool_depends)
3620 # Other build targets
3622 if 'CONFIG_PLUGIN' in config_host
3623 install_headers('include/qemu/qemu-plugin.h')
3628 # Don't build qemu-keymap if xkbcommon is not explicitly enabled
3629 # when we don't build tools or system
3630 if xkbcommon.found()
3631 # used for the update-keymaps target, so include rules even if !have_tools
3632 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh,
3633 dependencies: [qemuutil, xkbcommon], install: have_tools)
3637 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
3638 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)
3639 qemu_io = executable('qemu-io', files('qemu-io.c'),
3640 dependencies: [block, qemuutil], install: true)
3641 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'),
3642 dependencies: [blockdev, qemuutil, gnutls, selinux],
3645 subdir('storage-daemon')
3646 subdir('contrib/rdmacm-mux')
3647 subdir('contrib/elf2dmp')
3649 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'),
3650 dependencies: qemuutil,
3654 subdir('contrib/vhost-user-blk')
3655 subdir('contrib/vhost-user-gpu')
3656 subdir('contrib/vhost-user-input')
3657 subdir('contrib/vhost-user-scsi')
3660 if targetos == 'linux'
3661 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'),
3662 dependencies: [qemuutil, libcap_ng],
3664 install_dir: get_option('libexecdir'))
3666 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'),
3667 dependencies: [authz, crypto, io, qom, qemuutil,
3668 libcap_ng, mpathpersist],
3673 subdir('contrib/ivshmem-client')
3674 subdir('contrib/ivshmem-server')
3687 if host_machine.system() == 'windows'
3689 find_program('scripts/nsis.py'),
3691 get_option('prefix'),
3692 meson.current_source_dir(),
3693 config_host['GLIB_BINDIR'],
3696 '-DDISPLAYVERSION=' + meson.project_version(),
3699 nsis_cmd += '-DCONFIG_DOCUMENTATION=y'
3702 nsis_cmd += '-DCONFIG_GTK=y'
3705 nsis = custom_target('nsis',
3706 output: 'qemu-setup-' + meson.project_version() + '.exe',
3707 input: files('qemu.nsi'),
3708 build_always_stale: true,
3709 command: nsis_cmd + ['@INPUT@'])
3710 alias_target('installer', nsis)
3713 #########################
3714 # Configuration summary #
3715 #########################
3719 summary_info += {'Install prefix': get_option('prefix')}
3720 summary_info += {'BIOS directory': qemu_datadir}
3721 pathsep = targetos == 'windows' ? ';' : ':'
3722 summary_info += {'firmware path': pathsep.join(get_option('qemu_firmwarepath'))}
3723 summary_info += {'binary directory': get_option('prefix') / get_option('bindir')}
3724 summary_info += {'library directory': get_option('prefix') / get_option('libdir')}
3725 summary_info += {'module directory': qemu_moddir}
3726 summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')}
3727 summary_info += {'include directory': get_option('prefix') / get_option('includedir')}
3728 summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')}
3729 if targetos != 'windows'
3730 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')}
3731 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')}
3733 summary_info += {'local state directory': 'queried at runtime'}
3735 summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')}
3736 summary_info += {'Build directory': meson.current_build_dir()}
3737 summary_info += {'Source path': meson.current_source_dir()}
3738 summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']}
3739 summary(summary_info, bool_yn: true, section: 'Directories')
3743 summary_info += {'git': config_host['GIT']}
3744 summary_info += {'make': config_host['MAKE']}
3745 summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
3746 summary_info += {'sphinx-build': sphinx_build}
3747 if config_host.has_key('HAVE_GDB_BIN')
3748 summary_info += {'gdb': config_host['HAVE_GDB_BIN']}
3750 summary_info += {'iasl': iasl}
3751 summary_info += {'genisoimage': config_host['GENISOIMAGE']}
3752 if targetos == 'windows' and have_ga
3753 summary_info += {'wixl': wixl}
3755 if slirp.found() and have_system
3756 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false}
3758 summary(summary_info, bool_yn: true, section: 'Host binaries')
3760 # Configurable features
3762 summary_info += {'Documentation': build_docs}
3763 summary_info += {'system-mode emulation': have_system}
3764 summary_info += {'user-mode emulation': have_user}
3765 summary_info += {'block layer': have_block}
3766 summary_info += {'Install blobs': get_option('install_blobs')}
3767 summary_info += {'module support': config_host.has_key('CONFIG_MODULES')}
3768 if config_host.has_key('CONFIG_MODULES')
3769 summary_info += {'alternative module path': get_option('module_upgrades')}
3771 summary_info += {'fuzzing support': get_option('fuzzing')}
3773 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)}
3775 summary_info += {'Trace backends': ','.join(get_option('trace_backends'))}
3776 if 'simple' in get_option('trace_backends')
3777 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'}
3779 summary_info += {'D-Bus display': dbus_display}
3780 summary_info += {'QOM debugging': get_option('qom_cast_debug')}
3781 summary_info += {'vhost-kernel support': have_vhost_kernel}
3782 summary_info += {'vhost-net support': have_vhost_net}
3783 summary_info += {'vhost-user support': have_vhost_user}
3784 summary_info += {'vhost-user-crypto support': have_vhost_user_crypto}
3785 summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server}
3786 summary_info += {'vhost-vdpa support': have_vhost_vdpa}
3787 summary_info += {'build guest agent': have_ga}
3788 summary(summary_info, bool_yn: true, section: 'Configurable features')
3790 # Compilation information
3792 summary_info += {'host CPU': cpu}
3793 summary_info += {'host endianness': build_machine.endian()}
3794 summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())}
3795 summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())}
3796 if link_language == 'cpp'
3797 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())}
3799 summary_info += {'C++ compiler': false}
3801 if targetos == 'darwin'
3802 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())}
3804 option_cflags = (get_option('debug') ? ['-g'] : [])
3805 if get_option('optimization') != 'plain'
3806 option_cflags += ['-O' + get_option('optimization')]
3808 summary_info += {'CFLAGS': ' '.join(get_option('c_args') + option_cflags)}
3809 if link_language == 'cpp'
3810 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args') + option_cflags)}
3812 if targetos == 'darwin'
3813 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args') + option_cflags)}
3815 link_args = get_option(link_language + '_link_args')
3816 if link_args.length() > 0
3817 summary_info += {'LDFLAGS': ' '.join(link_args)}
3819 summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)}
3820 if 'cpp' in all_languages
3821 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)}
3823 if 'objc' in all_languages
3824 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)}
3826 summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)}
3827 summary_info += {'profiler': get_option('profiler')}
3828 summary_info += {'link-time optimization (LTO)': get_option('b_lto')}
3829 summary_info += {'PIE': get_option('b_pie')}
3830 summary_info += {'static build': config_host.has_key('CONFIG_STATIC')}
3831 summary_info += {'malloc trim support': has_malloc_trim}
3832 summary_info += {'membarrier': have_membarrier}
3833 summary_info += {'debug stack usage': get_option('debug_stack_usage')}
3834 summary_info += {'mutex debugging': get_option('debug_mutex')}
3835 summary_info += {'memory allocator': get_option('malloc')}
3836 summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')}
3837 summary_info += {'avx512bw optimization': config_host_data.get('CONFIG_AVX512BW_OPT')}
3838 summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')}
3839 if get_option('gprof')
3840 gprof_info = 'YES (deprecated)'
3842 gprof_info = get_option('gprof')
3844 summary_info += {'gprof': gprof_info}
3845 summary_info += {'gcov': get_option('b_coverage')}
3846 summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')}
3847 summary_info += {'CFI support': get_option('cfi')}
3848 if get_option('cfi')
3849 summary_info += {'CFI debug support': get_option('cfi_debug')}
3851 summary_info += {'strip binaries': get_option('strip')}
3852 summary_info += {'sparse': sparse}
3853 summary_info += {'mingw32 support': targetos == 'windows'}
3854 summary(summary_info, bool_yn: true, section: 'Compilation')
3856 # snarf the cross-compilation information for tests
3859 foreach target: target_dirs
3860 tcg_mak = meson.current_build_dir() / 'tests/tcg' / target / 'config-target.mak'
3861 if fs.exists(tcg_mak)
3862 config_cross_tcg = keyval.load(tcg_mak)
3863 if 'CC' in config_cross_tcg
3864 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']}
3870 summary(summary_info, bool_yn: true, section: 'Cross compilers')
3873 # Targets and accelerators
3876 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')}
3877 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')}
3878 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')}
3879 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')}
3880 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')}
3881 summary_info += {'Xen support': xen.found()}
3883 summary_info += {'xen ctrl version': xen.version()}
3885 summary_info += {'Xen emulation': config_all.has_key('CONFIG_XEN_EMU')}
3887 summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')}
3888 if config_all.has_key('CONFIG_TCG')
3889 if get_option('tcg_interpreter')
3890 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'}
3892 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)}
3894 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')}
3895 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')}
3897 summary_info += {'target list': ' '.join(target_dirs)}
3899 summary_info += {'default devices': get_option('default_devices')}
3900 summary_info += {'out of process emulation': multiprocess_allowed}
3901 summary_info += {'vfio-user server': vfio_user_server_allowed}
3903 summary(summary_info, bool_yn: true, section: 'Targets and accelerators')
3907 summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']}
3908 summary_info += {'coroutine pool': have_coroutine_pool}
3910 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')}
3911 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')}
3912 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')}
3913 summary_info += {'VirtFS support': have_virtfs}
3914 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')}
3915 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')}
3916 summary_info += {'bochs support': get_option('bochs').allowed()}
3917 summary_info += {'cloop support': get_option('cloop').allowed()}
3918 summary_info += {'dmg support': get_option('dmg').allowed()}
3919 summary_info += {'qcow v1 support': get_option('qcow1').allowed()}
3920 summary_info += {'vdi support': get_option('vdi').allowed()}
3921 summary_info += {'vvfat support': get_option('vvfat').allowed()}
3922 summary_info += {'qed support': get_option('qed').allowed()}
3923 summary_info += {'parallels support': get_option('parallels').allowed()}
3924 summary_info += {'FUSE exports': fuse}
3925 summary_info += {'VDUSE block exports': have_vduse_blk_export}
3927 summary(summary_info, bool_yn: true, section: 'Block layer support')
3931 summary_info += {'TLS priority': get_option('tls_priority')}
3932 summary_info += {'GNUTLS support': gnutls}
3934 summary_info += {' GNUTLS crypto': gnutls_crypto.found()}
3936 summary_info += {'libgcrypt': gcrypt}
3937 summary_info += {'nettle': nettle}
3939 summary_info += {' XTS': xts != 'private'}
3941 summary_info += {'AF_ALG support': have_afalg}
3942 summary_info += {'rng-none': get_option('rng_none')}
3943 summary_info += {'Linux keyring': have_keyring}
3944 summary(summary_info, bool_yn: true, section: 'Crypto')
3948 if targetos == 'darwin'
3949 summary_info += {'Cocoa support': cocoa}
3950 summary_info += {'vmnet.framework support': vmnet}
3952 summary_info += {'SDL support': sdl}
3953 summary_info += {'SDL image support': sdl_image}
3954 summary_info += {'GTK support': gtk}
3955 summary_info += {'pixman': pixman}
3956 summary_info += {'VTE support': vte}
3957 summary_info += {'slirp support': slirp}
3958 summary_info += {'libtasn1': tasn1}
3959 summary_info += {'PAM': pam}
3960 summary_info += {'iconv support': iconv}
3961 summary_info += {'curses support': curses}
3962 summary_info += {'virgl support': virgl}
3963 summary_info += {'blkio support': blkio}
3964 summary_info += {'curl support': curl}
3965 summary_info += {'Multipath support': mpathpersist}
3966 summary_info += {'PNG support': png}
3967 summary_info += {'VNC support': vnc}
3969 summary_info += {'VNC SASL support': sasl}
3970 summary_info += {'VNC JPEG support': jpeg}
3972 if targetos not in ['darwin', 'haiku', 'windows']
3973 summary_info += {'OSS support': oss}
3974 summary_info += {'sndio support': sndio}
3975 elif targetos == 'darwin'
3976 summary_info += {'CoreAudio support': coreaudio}
3977 elif targetos == 'windows'
3978 summary_info += {'DirectSound support': dsound}
3980 if targetos == 'linux'
3981 summary_info += {'ALSA support': alsa}
3982 summary_info += {'PulseAudio support': pulse}
3984 summary_info += {'JACK support': jack}
3985 summary_info += {'brlapi support': brlapi}
3986 summary_info += {'vde support': vde}
3987 summary_info += {'netmap support': have_netmap}
3988 summary_info += {'l2tpv3 support': have_l2tpv3}
3989 summary_info += {'Linux AIO support': libaio}
3990 summary_info += {'Linux io_uring support': linux_io_uring}
3991 summary_info += {'ATTR/XATTR support': libattr}
3992 summary_info += {'RDMA support': rdma}
3993 summary_info += {'PVRDMA support': have_pvrdma}
3994 summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt}
3995 summary_info += {'libcap-ng support': libcap_ng}
3996 summary_info += {'bpf support': libbpf}
3997 summary_info += {'spice protocol support': spice_protocol}
3998 if spice_protocol.found()
3999 summary_info += {' spice server support': spice}
4001 summary_info += {'rbd support': rbd}
4002 summary_info += {'smartcard support': cacard}
4003 summary_info += {'U2F support': u2f}
4004 summary_info += {'libusb': libusb}
4005 summary_info += {'usb net redir': usbredir}
4006 summary_info += {'OpenGL support (epoxy)': opengl}
4007 summary_info += {'GBM': gbm}
4008 summary_info += {'libiscsi support': libiscsi}
4009 summary_info += {'libnfs support': libnfs}
4010 if targetos == 'windows'
4012 summary_info += {'QGA VSS support': have_qga_vss}
4015 summary_info += {'seccomp support': seccomp}
4016 summary_info += {'GlusterFS support': glusterfs}
4017 summary_info += {'TPM support': have_tpm}
4018 summary_info += {'libssh support': libssh}
4019 summary_info += {'lzo support': lzo}
4020 summary_info += {'snappy support': snappy}
4021 summary_info += {'bzip2 support': libbzip2}
4022 summary_info += {'lzfse support': liblzfse}
4023 summary_info += {'zstd support': zstd}
4024 summary_info += {'NUMA host support': numa}
4025 summary_info += {'capstone': capstone}
4026 summary_info += {'libpmem support': libpmem}
4027 summary_info += {'libdaxctl support': libdaxctl}
4028 summary_info += {'libudev': libudev}
4029 # Dummy dependency, keep .found()
4030 summary_info += {'FUSE lseek': fuse_lseek.found()}
4031 summary_info += {'selinux': selinux}
4032 summary_info += {'libdw': libdw}
4033 summary(summary_info, bool_yn: true, section: 'Dependencies')
4035 if not supported_cpus.contains(cpu)
4037 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!')
4039 message('CPU host architecture ' + cpu + ' support is not currently maintained.')
4040 message('The QEMU project intends to remove support for this host CPU in')
4041 message('a future release if nobody volunteers to maintain it and to')
4042 message('provide a build host for our continuous integration setup.')
4043 message('configure has succeeded and you can continue to build, but')
4044 message('if you care about QEMU on this platform you should contact')
4045 message('us upstream at qemu-devel@nongnu.org.')
4048 if not supported_oses.contains(targetos)
4050 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!')
4052 message('Host OS ' + targetos + 'support is not currently maintained.')
4053 message('The QEMU project intends to remove support for this host OS in')
4054 message('a future release if nobody volunteers to maintain it and to')
4055 message('provide a build host for our continuous integration setup.')
4056 message('configure has succeeded and you can continue to build, but')
4057 message('if you care about QEMU on this platform you should contact')
4058 message('us upstream at qemu-devel@nongnu.org.')