1 project('qemu', ['c'], meson_version: '>=0.59.3',
2 default_options: ['warning_level=1', 'c_std=gnu11', 'cpp_std=gnu++11', 'b_colorout=auto',
3 'b_staticpic=false', 'stdsplit=false', 'optimization=2', 'b_pie=true'],
4 version: files('VERSION'))
6 add_test_setup('quick', exclude_suites: ['slow', 'thorough'], is_default: true)
7 add_test_setup('slow', exclude_suites: ['thorough'], env: ['G_TEST_SLOW=1', 'SPEED=slow'])
8 add_test_setup('thorough', env: ['G_TEST_SLOW=1', 'SPEED=thorough'])
10 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 sh = find_program('sh')
18 cc = meson.get_compiler('c')
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 # Temporary directory used for files created while
27 # configure runs. Since it is in the build directory
28 # we can safely blow away any previous version of it
29 # (and we need not jump through hoops to try to delete
30 # it when configure exits.)
31 tmpdir = meson.current_build_dir() / 'meson-private/temp'
33 if get_option('qemu_suffix').startswith('/')
34 error('qemu_suffix cannot start with a /')
37 qemu_confdir = get_option('sysconfdir') / get_option('qemu_suffix')
38 qemu_datadir = get_option('datadir') / get_option('qemu_suffix')
39 qemu_docdir = get_option('docdir') / get_option('qemu_suffix')
40 qemu_moddir = get_option('libdir') / get_option('qemu_suffix')
42 qemu_desktopdir = get_option('datadir') / 'applications'
43 qemu_icondir = get_option('datadir') / 'icons'
45 config_host_data = configuration_data()
47 qapi_trace_events = []
49 bsd_oses = ['gnu/kfreebsd', 'freebsd', 'netbsd', 'openbsd', 'dragonfly', 'darwin']
50 supported_oses = ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', 'sunos', 'linux']
51 supported_cpus = ['ppc', 'ppc64', 's390x', 'riscv', 'x86', 'x86_64',
52 'arm', 'aarch64', 'loongarch64', 'mips', 'mips64', 'sparc', 'sparc64']
54 cpu = host_machine.cpu_family()
56 # Unify riscv* to a single family.
57 if cpu in ['riscv32', 'riscv64']
61 targetos = host_machine.system()
63 target_dirs = config_host['TARGET_DIRS'].split()
64 have_linux_user = false
67 foreach target : target_dirs
68 have_linux_user = have_linux_user or target.endswith('linux-user')
69 have_bsd_user = have_bsd_user or target.endswith('bsd-user')
70 have_system = have_system or target.endswith('-softmmu')
72 have_user = have_linux_user or have_bsd_user
73 have_tools = get_option('tools') \
74 .disable_auto_if(not have_system) \
76 have_ga = get_option('guest_agent') \
77 .disable_auto_if(not have_system and not have_tools) \
78 .require(targetos in ['sunos', 'linux', 'windows'],
79 error_message: 'unsupported OS for QEMU guest agent') \
81 have_block = have_system or have_tools
83 python = import('python').find_installation()
85 if cpu not in supported_cpus
95 if cpu in ['x86', 'x86_64']
96 kvm_targets = ['i386-softmmu', 'x86_64-softmmu']
98 kvm_targets = ['aarch64-softmmu']
100 kvm_targets = ['s390x-softmmu']
101 elif cpu in ['ppc', 'ppc64']
102 kvm_targets = ['ppc-softmmu', 'ppc64-softmmu']
103 elif cpu in ['mips', 'mips64']
104 kvm_targets = ['mips-softmmu', 'mipsel-softmmu', 'mips64-softmmu', 'mips64el-softmmu']
105 elif cpu in ['riscv']
106 kvm_targets = ['riscv32-softmmu', 'riscv64-softmmu']
112 if get_option('kvm').allowed() and targetos == 'linux'
113 kvm_targets_c = '"' + '" ,"'.join(kvm_targets) + '"'
115 config_host_data.set('CONFIG_KVM_TARGETS', kvm_targets_c)
117 accelerator_targets = { 'CONFIG_KVM': kvm_targets }
119 if cpu in ['aarch64']
120 accelerator_targets += {
121 'CONFIG_HVF': ['aarch64-softmmu']
125 if cpu in ['x86', 'x86_64', 'arm', 'aarch64']
126 # i386 emulator provides xenpv machine type for multiple architectures
127 accelerator_targets += {
128 'CONFIG_XEN': ['i386-softmmu', 'x86_64-softmmu'],
131 if cpu in ['x86', 'x86_64']
132 accelerator_targets += {
133 'CONFIG_HAX': ['i386-softmmu', 'x86_64-softmmu'],
134 'CONFIG_HVF': ['x86_64-softmmu'],
135 'CONFIG_NVMM': ['i386-softmmu', 'x86_64-softmmu'],
136 'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'],
141 # Darwin does not support references to thread-local variables in modules
142 if targetos != 'darwin'
143 modular_tcg = ['i386-softmmu', 'x86_64-softmmu']
146 edk2_targets = [ 'arm-softmmu', 'aarch64-softmmu', 'i386-softmmu', 'x86_64-softmmu' ]
147 unpack_edk2_blobs = false
148 foreach target : edk2_targets
149 if target in target_dirs
150 bzip2 = find_program('bzip2', required: get_option('install_blobs'))
151 unpack_edk2_blobs = bzip2.found()
158 if 'dtrace' in get_option('trace_backends')
159 dtrace = find_program('dtrace', required: true)
160 stap = find_program('stap', required: false)
162 # Workaround to avoid dtrace(1) producing a file with 'hidden' symbol
163 # visibility. Define STAP_SDT_V2 to produce 'default' symbol visibility
164 # instead. QEMU --enable-modules depends on this because the SystemTap
165 # semaphores are linked into the main binary and not the module's shared
167 add_global_arguments('-DSTAP_SDT_V2',
168 native: false, language: ['c', 'cpp', 'objc'])
172 if get_option('iasl') == ''
173 iasl = find_program('iasl', required: false)
175 iasl = find_program(get_option('iasl'), required: true)
182 qemu_cflags = config_host['QEMU_CFLAGS'].split()
183 qemu_cxxflags = config_host['QEMU_CXXFLAGS'].split()
184 qemu_objcflags = config_host['QEMU_OBJCFLAGS'].split()
185 qemu_ldflags = config_host['QEMU_LDFLAGS'].split()
187 if targetos == 'windows'
188 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--no-seh', '-Wl,--nxcompat')
189 # Disable ASLR for debug builds to allow debugging with gdb
190 if get_option('optimization') == '0'
191 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--dynamicbase')
195 if get_option('gprof')
196 qemu_cflags += ['-p']
197 qemu_cxxflags += ['-p']
198 qemu_objcflags += ['-p']
199 qemu_ldflags += ['-p']
202 # Specify linker-script with add_project_link_arguments so that it is not placed
203 # within a linker --start-group/--end-group pair
204 if get_option('fuzzing')
205 add_project_link_arguments(['-Wl,-T,',
206 (meson.current_source_dir() / 'tests/qtest/fuzz/fork_fuzz.ld')],
207 native: false, language: ['c', 'cpp', 'objc'])
209 # Specify a filter to only instrument code that is directly related to
211 configure_file(output: 'instrumentation-filter',
212 input: 'scripts/oss-fuzz/instrumentation-filter-template',
215 if cc.compiles('int main () { return 0; }',
216 name: '-fsanitize-coverage-allowlist=/dev/null',
217 args: ['-fsanitize-coverage-allowlist=/dev/null',
218 '-fsanitize-coverage=trace-pc'] )
219 add_global_arguments('-fsanitize-coverage-allowlist=instrumentation-filter',
220 native: false, language: ['c', 'cpp', 'objc'])
223 if get_option('fuzzing_engine') == ''
224 # Add CFLAGS to tell clang to add fuzzer-related instrumentation to all the
225 # compiled code. To build non-fuzzer binaries with --enable-fuzzing, link
226 # everything with fsanitize=fuzzer-no-link. Otherwise, the linker will be
227 # unable to bind the fuzzer-related callbacks added by instrumentation.
228 add_global_arguments('-fsanitize=fuzzer-no-link',
229 native: false, language: ['c', 'cpp', 'objc'])
230 add_global_link_arguments('-fsanitize=fuzzer-no-link',
231 native: false, language: ['c', 'cpp', 'objc'])
232 # For the actual fuzzer binaries, we need to link against the libfuzzer
233 # library. They need to be configurable, to support OSS-Fuzz
234 fuzz_exe_ldflags = ['-fsanitize=fuzzer']
236 # LIB_FUZZING_ENGINE was set; assume we are running on OSS-Fuzz, and
237 # the needed CFLAGS have already been provided
238 fuzz_exe_ldflags = get_option('fuzzing_engine').split()
242 add_global_arguments(qemu_cflags, native: false, language: ['c'])
243 add_global_arguments(qemu_cxxflags, native: false, language: ['cpp'])
244 add_global_arguments(qemu_objcflags, native: false, language: ['objc'])
245 add_global_link_arguments(qemu_ldflags, native: false, language: ['c', 'cpp', 'objc'])
247 if targetos == 'linux'
248 add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers',
249 '-isystem', 'linux-headers',
250 language: ['c', 'cpp'])
253 add_project_arguments('-iquote', '.',
254 '-iquote', meson.current_source_dir(),
255 '-iquote', meson.current_source_dir() / 'include',
256 language: ['c', 'cpp', 'objc'])
258 link_language = meson.get_external_property('link_language', 'cpp')
259 if link_language == 'cpp'
260 add_languages('cpp', required: true, native: false)
261 cxx = meson.get_compiler('cpp')
266 if host_machine.system() == 'darwin'
267 add_languages('objc', required: false, native: false)
270 sparse = find_program('cgcc', required: get_option('sparse'))
273 command: [find_program('scripts/check_sparse.py'),
274 'compile_commands.json', sparse.full_path(), '-Wbitwise',
275 '-Wno-transparent-union', '-Wno-old-initializer',
276 '-Wno-non-pointer-null'])
279 ###########################################
280 # Target-specific checks and dependencies #
281 ###########################################
284 if get_option('fuzzing') and get_option('fuzzing_engine') == '' and \
287 #include <sys/types.h>
288 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
289 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
291 args: ['-Werror', '-fsanitize=fuzzer'])
292 error('Your compiler does not support -fsanitize=fuzzer')
296 if 'ftrace' in get_option('trace_backends') and targetos != 'linux'
297 error('ftrace is supported only on Linux')
299 if 'syslog' in get_option('trace_backends') and not cc.compiles('''
302 openlog("qemu", LOG_PID, LOG_DAEMON);
303 syslog(LOG_INFO, "configure");
306 error('syslog is not supported on this system')
309 # Miscellaneous Linux-only features
310 get_option('mpath') \
311 .require(targetos == 'linux', error_message: 'Multipath is supported only on Linux')
313 multiprocess_allowed = get_option('multiprocess') \
314 .require(targetos == 'linux', error_message: 'Multiprocess QEMU is supported only on Linux') \
317 vfio_user_server_allowed = get_option('vfio_user_server') \
318 .require(targetos == 'linux', error_message: 'vfio-user server is supported only on Linux') \
321 have_tpm = get_option('tpm') \
322 .require(targetos != 'windows', error_message: 'TPM emulation only available on POSIX systems') \
326 have_vhost_user = get_option('vhost_user') \
327 .disable_auto_if(targetos != 'linux') \
328 .require(targetos != 'windows',
329 error_message: 'vhost-user is not available on Windows').allowed()
330 have_vhost_vdpa = get_option('vhost_vdpa') \
331 .require(targetos == 'linux',
332 error_message: 'vhost-vdpa is only available on Linux').allowed()
333 have_vhost_kernel = get_option('vhost_kernel') \
334 .require(targetos == 'linux',
335 error_message: 'vhost-kernel is only available on Linux').allowed()
336 have_vhost_user_crypto = get_option('vhost_crypto') \
337 .require(have_vhost_user,
338 error_message: 'vhost-crypto requires vhost-user to be enabled').allowed()
340 have_vhost = have_vhost_user or have_vhost_vdpa or have_vhost_kernel
342 have_vhost_net_user = have_vhost_user and get_option('vhost_net').allowed()
343 have_vhost_net_vdpa = have_vhost_vdpa and get_option('vhost_net').allowed()
344 have_vhost_net_kernel = have_vhost_kernel and get_option('vhost_net').allowed()
345 have_vhost_net = have_vhost_net_kernel or have_vhost_net_user or have_vhost_net_vdpa
347 # Target-specific libraries and flags
348 libm = cc.find_library('m', required: false)
349 threads = dependency('threads')
350 util = cc.find_library('util', required: false)
356 emulator_link_args = []
363 if targetos == 'windows'
364 midl = find_program('midl', required: false)
365 widl = find_program('widl', required: false)
366 pathcch = cc.find_library('pathcch')
367 socket = cc.find_library('ws2_32')
368 winmm = cc.find_library('winmm')
370 win = import('windows')
371 version_res = win.compile_resources('version.rc',
372 depend_files: files('pc-bios/qemu-nsis.ico'),
373 include_directories: include_directories('.'))
375 elif targetos == 'darwin'
376 coref = dependency('appleframeworks', modules: 'CoreFoundation')
377 iokit = dependency('appleframeworks', modules: 'IOKit', required: false)
378 host_dsosuf = '.dylib'
379 elif targetos == 'sunos'
380 socket = [cc.find_library('socket'),
381 cc.find_library('nsl'),
382 cc.find_library('resolv')]
383 elif targetos == 'haiku'
384 socket = [cc.find_library('posix_error_mapper'),
385 cc.find_library('network'),
386 cc.find_library('bsd')]
387 elif targetos == 'openbsd'
388 if get_option('tcg').allowed() and target_dirs.length() > 0
389 # Disable OpenBSD W^X if available
390 emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded')
394 # Target-specific configuration of accelerators
396 if get_option('kvm').allowed() and targetos == 'linux'
397 accelerators += 'CONFIG_KVM'
399 if get_option('whpx').allowed() and targetos == 'windows'
400 if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64'
401 error('WHPX requires 64-bit host')
402 elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \
403 cc.has_header('WinHvEmulation.h', required: get_option('whpx'))
404 accelerators += 'CONFIG_WHPX'
407 if get_option('hvf').allowed()
408 hvf = dependency('appleframeworks', modules: 'Hypervisor',
409 required: get_option('hvf'))
411 accelerators += 'CONFIG_HVF'
414 if get_option('hax').allowed()
415 if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd']
416 accelerators += 'CONFIG_HAX'
419 if targetos == 'netbsd'
420 nvmm = cc.find_library('nvmm', required: get_option('nvmm'))
422 accelerators += 'CONFIG_NVMM'
427 if get_option('tcg').allowed()
428 if host_arch == 'unknown'
429 if get_option('tcg_interpreter')
430 warning('Unsupported CPU @0@, will use TCG with TCI (slow)'.format(cpu))
432 error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu))
434 elif get_option('tcg_interpreter')
435 warning('Use of the TCG interpreter is not recommended on this host')
436 warning('architecture. There is a native TCG execution backend available')
437 warning('which provides substantially better performance and reliability.')
438 warning('It is strongly recommended to remove the --enable-tcg-interpreter')
439 warning('configuration option on this architecture to use the native')
442 if get_option('tcg_interpreter')
444 elif host_arch == 'sparc64'
446 elif host_arch == 'x86_64'
448 elif host_arch == 'ppc64'
451 add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch,
452 language: ['c', 'cpp', 'objc'])
454 accelerators += 'CONFIG_TCG'
455 config_host += { 'CONFIG_TCG': 'y' }
458 if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled()
459 error('KVM not available on this platform')
461 if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled()
462 error('HVF not available on this platform')
464 if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled()
465 error('NVMM not available on this platform')
467 if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled()
468 error('WHPX not available on this platform')
475 # The path to glib.h is added to all compilation commands. This was
476 # grandfathered in from the QEMU Makefiles.
477 add_project_arguments(config_host['GLIB_CFLAGS'].split(),
478 native: false, language: ['c', 'cpp', 'objc'])
479 glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(),
480 link_args: config_host['GLIB_LIBS'].split(),
481 version: config_host['GLIB_VERSION'],
483 'bindir': config_host['GLIB_BINDIR'],
485 # override glib dep with the configure results (for subprojects)
486 meson.override_dependency('glib-2.0', glib)
489 gdbus_codegen = not_found
490 if not get_option('gio').auto() or have_system
491 gio = dependency('gio-2.0', required: get_option('gio'),
492 method: 'pkg-config', kwargs: static_kwargs)
493 if gio.found() and not cc.links('''
497 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0);
499 }''', dependencies: [glib, gio])
500 if get_option('gio').enabled()
501 error('The installed libgio is broken for static linking')
506 gdbus_codegen = find_program(gio.get_variable('gdbus_codegen'),
507 required: get_option('gio'))
508 gio_unix = dependency('gio-unix-2.0', required: get_option('gio'),
509 method: 'pkg-config', kwargs: static_kwargs)
510 gio = declare_dependency(dependencies: [gio, gio_unix],
511 version: gio.version())
516 if 'ust' in get_option('trace_backends')
517 lttng = dependency('lttng-ust', required: true, version: '>= 2.1',
518 method: 'pkg-config', kwargs: static_kwargs)
521 if have_system or have_tools
522 pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8',
523 method: 'pkg-config', kwargs: static_kwargs)
525 zlib = dependency('zlib', required: true, kwargs: static_kwargs)
528 if not get_option('linux_aio').auto() or have_block
529 libaio = cc.find_library('aio', has_headers: ['libaio.h'],
530 required: get_option('linux_aio'),
531 kwargs: static_kwargs)
534 linux_io_uring_test = '''
535 #include <liburing.h>
536 #include <linux/errqueue.h>
538 int main(void) { return 0; }'''
540 linux_io_uring = not_found
541 if not get_option('linux_io_uring').auto() or have_block
542 linux_io_uring = dependency('liburing', version: '>=0.3',
543 required: get_option('linux_io_uring'),
544 method: 'pkg-config', kwargs: static_kwargs)
545 if not cc.links(linux_io_uring_test)
546 linux_io_uring = not_found
551 if not get_option('libnfs').auto() or have_block
552 libnfs = dependency('libnfs', version: '>=1.9.3',
553 required: get_option('libnfs'),
554 method: 'pkg-config', kwargs: static_kwargs)
559 #include <sys/types.h>
560 #ifdef CONFIG_LIBATTR
561 #include <attr/xattr.h>
563 #include <sys/xattr.h>
565 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }'''
568 have_old_libattr = false
569 if get_option('attr').allowed()
570 if cc.links(libattr_test)
571 libattr = declare_dependency()
573 libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'],
574 required: get_option('attr'),
575 kwargs: static_kwargs)
576 if libattr.found() and not \
577 cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR')
579 if get_option('attr').enabled()
580 error('could not link libattr')
582 warning('could not link libattr, disabling')
585 have_old_libattr = libattr.found()
590 cocoa = dependency('appleframeworks', modules: ['Cocoa', 'CoreVideo'],
591 required: get_option('cocoa'))
593 vmnet = dependency('appleframeworks', modules: 'vmnet', required: get_option('vmnet'))
594 if vmnet.found() and not cc.has_header_symbol('vmnet/vmnet.h',
595 'VMNET_BRIDGED_MODE',
598 if get_option('vmnet').enabled()
599 error('vmnet.framework API is outdated')
601 warning('vmnet.framework API is outdated, disabling')
606 if not get_option('seccomp').auto() or have_system or have_tools
607 seccomp = dependency('libseccomp', version: '>=2.3.0',
608 required: get_option('seccomp'),
609 method: 'pkg-config', kwargs: static_kwargs)
612 libcap_ng = not_found
613 if not get_option('cap_ng').auto() or have_system or have_tools
614 libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'],
615 required: get_option('cap_ng'),
616 kwargs: static_kwargs)
618 if libcap_ng.found() and not cc.links('''
622 capng_capability_to_name(CAPNG_EFFECTIVE);
624 }''', dependencies: libcap_ng)
625 libcap_ng = not_found
626 if get_option('cap_ng').enabled()
627 error('could not link libcap-ng')
629 warning('could not link libcap-ng, disabling')
633 if get_option('xkbcommon').auto() and not have_system and not have_tools
634 xkbcommon = not_found
636 xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'),
637 method: 'pkg-config', kwargs: static_kwargs)
641 if not get_option('slirp').auto() or have_system
642 slirp = dependency('slirp', required: get_option('slirp'),
643 method: 'pkg-config', kwargs: static_kwargs)
644 # slirp < 4.7 is incompatible with CFI support in QEMU. This is because
645 # it passes function pointers within libslirp as callbacks for timers.
646 # When using a system-wide shared libslirp, the type information for the
647 # callback is missing and the timer call produces a false positive with CFI.
648 # Do not use the "version" keyword argument to produce a better error.
649 # with control-flow integrity.
650 if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7')
651 if get_option('slirp').enabled()
652 error('Control-Flow Integrity requires libslirp 4.7.')
654 warning('Cannot use libslirp since Control-Flow Integrity requires libslirp >= 4.7.')
661 if not get_option('vde').auto() or have_system or have_tools
662 vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'],
663 required: get_option('vde'),
664 kwargs: static_kwargs)
666 if vde.found() and not cc.links('''
667 #include <libvdeplug.h>
670 struct vde_open_args a = {0, 0, 0};
674 }''', dependencies: vde)
676 if get_option('cap_ng').enabled()
677 error('could not link libvdeplug')
679 warning('could not link libvdeplug, disabling')
684 if not get_option('pa').auto() or (targetos == 'linux' and have_system)
685 pulse = dependency('libpulse', required: get_option('pa'),
686 method: 'pkg-config', kwargs: static_kwargs)
689 if not get_option('alsa').auto() or (targetos == 'linux' and have_system)
690 alsa = dependency('alsa', required: get_option('alsa'),
691 method: 'pkg-config', kwargs: static_kwargs)
694 if not get_option('jack').auto() or have_system
695 jack = dependency('jack', required: get_option('jack'),
696 method: 'pkg-config', kwargs: static_kwargs)
699 if not get_option('sndio').auto() or have_system
700 sndio = dependency('sndio', required: get_option('sndio'),
701 method: 'pkg-config', kwargs: static_kwargs)
704 spice_protocol = not_found
705 if not get_option('spice_protocol').auto() or have_system
706 spice_protocol = dependency('spice-protocol', version: '>=0.12.3',
707 required: get_option('spice_protocol'),
708 method: 'pkg-config', kwargs: static_kwargs)
711 if not get_option('spice').auto() or have_system
712 spice = dependency('spice-server', version: '>=0.12.5',
713 required: get_option('spice'),
714 method: 'pkg-config', kwargs: static_kwargs)
716 spice_headers = spice.partial_dependency(compile_args: true, includes: true)
718 rt = cc.find_library('rt', required: false)
721 if not get_option('libiscsi').auto() or have_block
722 libiscsi = dependency('libiscsi', version: '>=1.9.0',
723 required: get_option('libiscsi'),
724 method: 'pkg-config', kwargs: static_kwargs)
727 if not get_option('zstd').auto() or have_block
728 zstd = dependency('libzstd', version: '>=1.4.0',
729 required: get_option('zstd'),
730 method: 'pkg-config', kwargs: static_kwargs)
734 have_vhost_user_gpu = have_tools and targetos == 'linux' and pixman.found()
735 if not get_option('virglrenderer').auto() or have_system or have_vhost_user_gpu
736 virgl = dependency('virglrenderer',
737 method: 'pkg-config',
738 required: get_option('virglrenderer'),
739 kwargs: static_kwargs)
742 if not get_option('curl').auto() or have_block
743 curl = dependency('libcurl', version: '>=7.29.0',
744 method: 'pkg-config',
745 required: get_option('curl'),
746 kwargs: static_kwargs)
749 if targetos == 'linux' and (have_system or have_tools)
750 libudev = dependency('libudev',
751 method: 'pkg-config',
752 required: get_option('libudev'),
753 kwargs: static_kwargs)
756 mpathlibs = [libudev]
757 mpathpersist = not_found
758 mpathpersist_new_api = false
759 if targetos == 'linux' and have_tools and get_option('mpath').allowed()
760 mpath_test_source_new = '''
762 #include <mpath_persist.h>
763 unsigned mpath_mx_alloc_len = 1024;
765 static struct config *multipath_conf;
766 extern struct udev *udev;
767 extern struct config *get_multipath_config(void);
768 extern void put_multipath_config(struct config *conf);
770 struct config *get_multipath_config(void) { return multipath_conf; }
771 void put_multipath_config(struct config *conf) { }
774 multipath_conf = mpath_lib_init();
777 mpath_test_source_old = '''
779 #include <mpath_persist.h>
780 unsigned mpath_mx_alloc_len = 1024;
783 struct udev *udev = udev_new();
784 mpath_lib_init(udev);
787 libmpathpersist = cc.find_library('mpathpersist',
788 required: get_option('mpath'),
789 kwargs: static_kwargs)
790 if libmpathpersist.found()
791 mpathlibs += libmpathpersist
793 mpathlibs += cc.find_library('devmapper',
794 required: get_option('mpath'),
795 kwargs: static_kwargs)
797 mpathlibs += cc.find_library('multipath',
798 required: get_option('mpath'),
799 kwargs: static_kwargs)
800 foreach lib: mpathlibs
806 if mpathlibs.length() == 0
807 msg = 'Dependencies missing for libmpathpersist'
808 elif cc.links(mpath_test_source_new, dependencies: mpathlibs)
809 mpathpersist = declare_dependency(dependencies: mpathlibs)
810 mpathpersist_new_api = true
811 elif cc.links(mpath_test_source_old, dependencies: mpathlibs)
812 mpathpersist = declare_dependency(dependencies: mpathlibs)
814 msg = 'Cannot detect libmpathpersist API'
816 if not mpathpersist.found()
817 if get_option('mpath').enabled()
820 warning(msg + ', disabling')
828 if have_system and get_option('curses').allowed()
830 #if defined(__APPLE__) || defined(__OpenBSD__)
831 #define _XOPEN_SOURCE_EXTENDED 1
838 setlocale(LC_ALL, "");
840 addwstr(L"wide chars\n");
842 add_wch(WACS_DEGREE);
846 curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw']
847 foreach curses_dep : curses_dep_list
848 if not curses.found()
849 curses = dependency(curses_dep,
851 method: 'pkg-config',
852 kwargs: static_kwargs)
855 msg = get_option('curses').enabled() ? 'curses library not found' : ''
856 curses_compile_args = ['-DNCURSES_WIDECHAR=1']
858 if cc.links(curses_test, args: curses_compile_args, dependencies: [curses])
859 curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses])
861 msg = 'curses package not usable'
865 if not curses.found()
866 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
867 if targetos != 'windows' and not has_curses_h
868 message('Trying with /usr/include/ncursesw')
869 curses_compile_args += ['-I/usr/include/ncursesw']
870 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
873 curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw'])
874 foreach curses_libname : curses_libname_list
875 libcurses = cc.find_library(curses_libname,
877 kwargs: static_kwargs)
879 if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses)
880 curses = declare_dependency(compile_args: curses_compile_args,
881 dependencies: [libcurses])
884 msg = 'curses library not usable'
890 if get_option('iconv').allowed()
891 foreach link_args : [ ['-liconv'], [] ]
892 # Programs will be linked with glib and this will bring in libiconv on FreeBSD.
893 # We need to use libiconv if available because mixing libiconv's headers with
894 # the system libc does not work.
895 # However, without adding glib to the dependencies -L/usr/local/lib will not be
896 # included in the command line and libiconv will not be found.
900 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
901 return conv != (iconv_t) -1;
902 }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args)
903 iconv = declare_dependency(link_args: link_args, dependencies: glib)
908 if curses.found() and not iconv.found()
909 if get_option('iconv').enabled()
910 error('iconv not available')
912 msg = 'iconv required for curses UI but not available'
915 if not curses.found() and msg != ''
916 if get_option('curses').enabled()
919 warning(msg + ', disabling')
925 if not get_option('brlapi').auto() or have_system
926 brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'],
927 required: get_option('brlapi'),
928 kwargs: static_kwargs)
929 if brlapi.found() and not cc.links('''
932 int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi)
934 if get_option('brlapi').enabled()
935 error('could not link brlapi')
937 warning('could not link brlapi, disabling')
943 if not get_option('sdl').auto() or have_system
944 sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs)
945 sdl_image = not_found
948 # work around 2.0.8 bug
949 sdl = declare_dependency(compile_args: '-Wno-undef',
951 sdl_image = dependency('SDL2_image', required: get_option('sdl_image'),
952 method: 'pkg-config', kwargs: static_kwargs)
954 if get_option('sdl_image').enabled()
955 error('sdl-image required, but SDL was @0@'.format(
956 get_option('sdl').disabled() ? 'disabled' : 'not found'))
958 sdl_image = not_found
962 if not get_option('rbd').auto() or have_block
963 librados = cc.find_library('rados', required: get_option('rbd'),
964 kwargs: static_kwargs)
965 librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'],
966 required: get_option('rbd'),
967 kwargs: static_kwargs)
968 if librados.found() and librbd.found()
971 #include <rbd/librbd.h>
974 rados_create(&cluster, NULL);
975 #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0)
979 }''', dependencies: [librbd, librados])
980 rbd = declare_dependency(dependencies: [librbd, librados])
981 elif get_option('rbd').enabled()
982 error('librbd >= 1.12.0 required')
984 warning('librbd >= 1.12.0 not found, disabling')
989 glusterfs = not_found
990 glusterfs_ftruncate_has_stat = false
991 glusterfs_iocb_has_stat = false
992 if not get_option('glusterfs').auto() or have_block
993 glusterfs = dependency('glusterfs-api', version: '>=3',
994 required: get_option('glusterfs'),
995 method: 'pkg-config', kwargs: static_kwargs)
997 glusterfs_ftruncate_has_stat = cc.links('''
998 #include <glusterfs/api/glfs.h>
1003 /* new glfs_ftruncate() passes two additional args */
1004 return glfs_ftruncate(NULL, 0, NULL, NULL);
1006 ''', dependencies: glusterfs)
1007 glusterfs_iocb_has_stat = cc.links('''
1008 #include <glusterfs/api/glfs.h>
1010 /* new glfs_io_cbk() passes two additional glfs_stat structs */
1012 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
1018 glfs_io_cbk iocb = &glusterfs_iocb;
1019 iocb(NULL, 0 , NULL, NULL, NULL);
1022 ''', dependencies: glusterfs)
1027 if not get_option('libssh').auto() or have_block
1028 libssh = dependency('libssh', version: '>=0.8.7',
1029 method: 'pkg-config',
1030 required: get_option('libssh'),
1031 kwargs: static_kwargs)
1034 libbzip2 = not_found
1035 if not get_option('bzip2').auto() or have_block
1036 libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'],
1037 required: get_option('bzip2'),
1038 kwargs: static_kwargs)
1039 if libbzip2.found() and not cc.links('''
1041 int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2)
1042 libbzip2 = not_found
1043 if get_option('bzip2').enabled()
1044 error('could not link libbzip2')
1046 warning('could not link libbzip2, disabling')
1051 liblzfse = not_found
1052 if not get_option('lzfse').auto() or have_block
1053 liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'],
1054 required: get_option('lzfse'),
1055 kwargs: static_kwargs)
1057 if liblzfse.found() and not cc.links('''
1059 int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse)
1060 liblzfse = not_found
1061 if get_option('lzfse').enabled()
1062 error('could not link liblzfse')
1064 warning('could not link liblzfse, disabling')
1069 if get_option('oss').allowed() and have_system
1070 if not cc.has_header('sys/soundcard.h')
1072 elif targetos == 'netbsd'
1073 oss = cc.find_library('ossaudio', required: get_option('oss'),
1074 kwargs: static_kwargs)
1076 oss = declare_dependency()
1080 if get_option('oss').enabled()
1081 error('OSS not found')
1086 if not get_option('dsound').auto() or (targetos == 'windows' and have_system)
1087 if cc.has_header('dsound.h')
1088 dsound = declare_dependency(link_args: ['-lole32', '-ldxguid'])
1091 if not dsound.found()
1092 if get_option('dsound').enabled()
1093 error('DirectSound not found')
1098 coreaudio = not_found
1099 if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system)
1100 coreaudio = dependency('appleframeworks', modules: 'CoreAudio',
1101 required: get_option('coreaudio'))
1105 if not get_option('opengl').auto() or have_system or have_vhost_user_gpu
1106 epoxy = dependency('epoxy', method: 'pkg-config',
1107 required: get_option('opengl'), kwargs: static_kwargs)
1108 if cc.has_header('epoxy/egl.h', dependencies: epoxy)
1110 elif get_option('opengl').enabled()
1111 error('epoxy/egl.h not found')
1115 if (have_system or have_tools) and (virgl.found() or opengl.found())
1116 gbm = dependency('gbm', method: 'pkg-config', required: false,
1117 kwargs: static_kwargs)
1119 have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and opengl.found() and gbm.found()
1122 gnutls_crypto = not_found
1123 if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system)
1124 # For general TLS support our min gnutls matches
1125 # that implied by our platform support matrix
1127 # For the crypto backends, we look for a newer
1130 # Version 3.6.8 is needed to get XTS
1131 # Version 3.6.13 is needed to get PBKDF
1132 # Version 3.6.14 is needed to get HW accelerated XTS
1134 # If newer enough gnutls isn't available, we can
1135 # still use a different crypto backend to satisfy
1136 # the platform support requirements
1137 gnutls_crypto = dependency('gnutls', version: '>=3.6.14',
1138 method: 'pkg-config',
1140 kwargs: static_kwargs)
1141 if gnutls_crypto.found()
1142 gnutls = gnutls_crypto
1144 # Our min version if all we need is TLS
1145 gnutls = dependency('gnutls', version: '>=3.5.18',
1146 method: 'pkg-config',
1147 required: get_option('gnutls'),
1148 kwargs: static_kwargs)
1152 # We prefer use of gnutls for crypto, unless the options
1153 # explicitly asked for nettle or gcrypt.
1155 # If gnutls isn't available for crypto, then we'll prefer
1156 # gcrypt over nettle for performance reasons.
1162 if get_option('nettle').enabled() and get_option('gcrypt').enabled()
1163 error('Only one of gcrypt & nettle can be enabled')
1166 # Explicit nettle/gcrypt request, so ignore gnutls for crypto
1167 if get_option('nettle').enabled() or get_option('gcrypt').enabled()
1168 gnutls_crypto = not_found
1171 if not gnutls_crypto.found()
1172 if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled()
1173 gcrypt = dependency('libgcrypt', version: '>=1.8',
1174 method: 'config-tool',
1175 required: get_option('gcrypt'),
1176 kwargs: static_kwargs)
1177 # Debian has removed -lgpg-error from libgcrypt-config
1178 # as it "spreads unnecessary dependencies" which in
1179 # turn breaks static builds...
1180 if gcrypt.found() and enable_static
1181 gcrypt = declare_dependency(dependencies: [
1183 cc.find_library('gpg-error', required: true, kwargs: static_kwargs)])
1186 if (not get_option('nettle').auto() or have_system) and not gcrypt.found()
1187 nettle = dependency('nettle', version: '>=3.4',
1188 method: 'pkg-config',
1189 required: get_option('nettle'),
1190 kwargs: static_kwargs)
1191 if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle)
1197 gmp = dependency('gmp', required: false, method: 'pkg-config', kwargs: static_kwargs)
1198 if nettle.found() and gmp.found()
1199 hogweed = dependency('hogweed', version: '>=3.4',
1200 method: 'pkg-config',
1201 required: get_option('nettle'),
1202 kwargs: static_kwargs)
1209 if not get_option('gtk').auto() or have_system
1210 gtk = dependency('gtk+-3.0', version: '>=3.22.0',
1211 method: 'pkg-config',
1212 required: get_option('gtk'),
1213 kwargs: static_kwargs)
1215 gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0',
1216 method: 'pkg-config',
1218 kwargs: static_kwargs)
1219 gtk = declare_dependency(dependencies: [gtk, gtkx11])
1221 if not get_option('vte').auto() or have_system
1222 vte = dependency('vte-2.91',
1223 method: 'pkg-config',
1224 required: get_option('vte'),
1225 kwargs: static_kwargs)
1232 x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(),
1233 kwargs: static_kwargs)
1236 if get_option('png').allowed() and have_system
1237 png = dependency('libpng', version: '>=1.6.34', required: get_option('png'),
1238 method: 'pkg-config', kwargs: static_kwargs)
1243 if get_option('vnc').allowed() and have_system
1244 vnc = declare_dependency() # dummy dependency
1245 jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'),
1246 method: 'pkg-config', kwargs: static_kwargs)
1247 sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'],
1248 required: get_option('vnc_sasl'),
1249 kwargs: static_kwargs)
1251 sasl = declare_dependency(dependencies: sasl,
1252 compile_args: '-DSTRUCT_IOVEC_DEFINED')
1257 if not get_option('auth_pam').auto() or have_system
1258 pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'],
1259 required: get_option('auth_pam'),
1260 kwargs: static_kwargs)
1262 if pam.found() and not cc.links('''
1264 #include <security/pam_appl.h>
1266 const char *service_name = "qemu";
1267 const char *user = "frank";
1268 const struct pam_conv pam_conv = { 0 };
1269 pam_handle_t *pamh = NULL;
1270 pam_start(service_name, user, &pam_conv, &pamh);
1272 }''', dependencies: pam)
1274 if get_option('auth_pam').enabled()
1275 error('could not link libpam')
1277 warning('could not link libpam, disabling')
1282 if not get_option('snappy').auto() or have_system
1283 snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'],
1284 required: get_option('snappy'),
1285 kwargs: static_kwargs)
1287 if snappy.found() and not linker.links('''
1288 #include <snappy-c.h>
1289 int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy)
1291 if get_option('snappy').enabled()
1292 error('could not link libsnappy')
1294 warning('could not link libsnappy, disabling')
1299 if not get_option('lzo').auto() or have_system
1300 lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'],
1301 required: get_option('lzo'),
1302 kwargs: static_kwargs)
1304 if lzo.found() and not cc.links('''
1305 #include <lzo/lzo1x.h>
1306 int main(void) { lzo_version(); return 0; }''', dependencies: lzo)
1308 if get_option('lzo').enabled()
1309 error('could not link liblzo2')
1311 warning('could not link liblzo2, disabling')
1316 if not get_option('numa').auto() or have_system or have_tools
1317 numa = cc.find_library('numa', has_headers: ['numa.h'],
1318 required: get_option('numa'),
1319 kwargs: static_kwargs)
1321 if numa.found() and not cc.links('''
1323 int main(void) { return numa_available(); }
1324 ''', dependencies: numa)
1326 if get_option('numa').enabled()
1327 error('could not link numa')
1329 warning('could not link numa, disabling')
1334 if not get_option('rdma').auto() or have_system
1335 libumad = cc.find_library('ibumad', required: get_option('rdma'))
1336 rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'],
1337 required: get_option('rdma'),
1338 kwargs: static_kwargs),
1339 cc.find_library('ibverbs', required: get_option('rdma'),
1340 kwargs: static_kwargs),
1342 rdma = declare_dependency(dependencies: rdma_libs)
1343 foreach lib: rdma_libs
1351 if get_option('xen').enabled() or (get_option('xen').auto() and have_system)
1352 xencontrol = dependency('xencontrol', required: false,
1353 method: 'pkg-config', kwargs: static_kwargs)
1354 if xencontrol.found()
1355 xen_pc = declare_dependency(version: xencontrol.version(),
1358 # disabler: true makes xen_pc.found() return false if any is not found
1359 dependency('xenstore', required: false,
1360 method: 'pkg-config', kwargs: static_kwargs,
1362 dependency('xenforeignmemory', required: false,
1363 method: 'pkg-config', kwargs: static_kwargs,
1365 dependency('xengnttab', required: false,
1366 method: 'pkg-config', kwargs: static_kwargs,
1368 dependency('xenevtchn', required: false,
1369 method: 'pkg-config', kwargs: static_kwargs,
1371 dependency('xendevicemodel', required: false,
1372 method: 'pkg-config', kwargs: static_kwargs,
1374 # optional, no "disabler: true"
1375 dependency('xentoolcore', required: false,
1376 method: 'pkg-config', kwargs: static_kwargs)])
1382 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' ]
1384 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1385 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1386 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1387 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1388 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1389 '4.6.0': [ 'xenstore', 'xenctrl' ],
1390 '4.5.0': [ 'xenstore', 'xenctrl' ],
1391 '4.2.0': [ 'xenstore', 'xenctrl' ],
1394 foreach ver: xen_tests
1395 # cache the various library tests to avoid polluting the logs
1397 foreach l: xen_libs[ver]
1398 if l not in xen_deps
1399 xen_deps += { l: cc.find_library(l, required: false) }
1401 xen_test_deps += xen_deps[l]
1404 # Use -D to pick just one of the test programs in scripts/xen-detect.c
1405 xen_version = ver.split('.')
1406 xen_ctrl_version = xen_version[0] + \
1407 ('0' + xen_version[1]).substring(-2) + \
1408 ('0' + xen_version[2]).substring(-2)
1409 if cc.links(files('scripts/xen-detect.c'),
1410 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version,
1411 dependencies: xen_test_deps)
1412 xen = declare_dependency(version: ver, dependencies: xen_test_deps)
1418 accelerators += 'CONFIG_XEN'
1419 elif get_option('xen').enabled()
1420 error('could not compile and link Xen test program')
1423 have_xen_pci_passthrough = get_option('xen_pci_passthrough') \
1424 .require(xen.found(),
1425 error_message: 'Xen PCI passthrough requested but Xen not enabled') \
1426 .require(targetos == 'linux',
1427 error_message: 'Xen PCI passthrough not available on this platform') \
1432 if not get_option('smartcard').auto() or have_system
1433 cacard = dependency('libcacard', required: get_option('smartcard'),
1434 version: '>=2.5.1', method: 'pkg-config',
1435 kwargs: static_kwargs)
1439 u2f = dependency('u2f-emu', required: get_option('u2f'),
1440 method: 'pkg-config',
1441 kwargs: static_kwargs)
1445 canokey = dependency('canokey-qemu', required: get_option('canokey'),
1446 method: 'pkg-config',
1447 kwargs: static_kwargs)
1449 usbredir = not_found
1450 if not get_option('usb_redir').auto() or have_system
1451 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'),
1452 version: '>=0.6', method: 'pkg-config',
1453 kwargs: static_kwargs)
1456 if not get_option('libusb').auto() or have_system
1457 libusb = dependency('libusb-1.0', required: get_option('libusb'),
1458 version: '>=1.0.13', method: 'pkg-config',
1459 kwargs: static_kwargs)
1463 if not get_option('libpmem').auto() or have_system
1464 libpmem = dependency('libpmem', required: get_option('libpmem'),
1465 method: 'pkg-config', kwargs: static_kwargs)
1467 libdaxctl = not_found
1468 if not get_option('libdaxctl').auto() or have_system
1469 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'),
1470 version: '>=57', method: 'pkg-config',
1471 kwargs: static_kwargs)
1475 tasn1 = dependency('libtasn1',
1476 method: 'pkg-config',
1477 kwargs: static_kwargs)
1479 keyutils = dependency('libkeyutils', required: false,
1480 method: 'pkg-config', kwargs: static_kwargs)
1482 has_gettid = cc.has_function('gettid')
1485 selinux = dependency('libselinux',
1486 required: get_option('selinux'),
1487 method: 'pkg-config', kwargs: static_kwargs)
1492 if get_option('malloc') == 'system'
1494 get_option('malloc_trim').allowed() and \
1495 cc.links('''#include <malloc.h>
1496 int main(void) { malloc_trim(0); return 0; }''')
1498 has_malloc_trim = false
1499 malloc = cc.find_library(get_option('malloc'), required: true)
1501 if not has_malloc_trim and get_option('malloc_trim').enabled()
1502 if get_option('malloc') == 'system'
1503 error('malloc_trim not available on this platform.')
1505 error('malloc_trim not available with non-libc memory allocator')
1509 # Check whether the glibc provides statx()
1511 gnu_source_prefix = '''
1516 statx_test = gnu_source_prefix + '''
1517 #include <sys/stat.h>
1519 struct statx statxbuf;
1520 statx(0, "", 0, STATX_BASIC_STATS, &statxbuf);
1524 has_statx = cc.links(statx_test)
1526 # Check whether statx() provides mount ID information
1528 statx_mnt_id_test = gnu_source_prefix + '''
1529 #include <sys/stat.h>
1531 struct statx statxbuf;
1532 statx(0, "", 0, STATX_BASIC_STATS | STATX_MNT_ID, &statxbuf);
1533 return statxbuf.stx_mnt_id;
1536 has_statx_mnt_id = cc.links(statx_mnt_id_test)
1538 have_vhost_user_blk_server = get_option('vhost_user_blk_server') \
1539 .require(targetos == 'linux',
1540 error_message: 'vhost_user_blk_server requires linux') \
1541 .require(have_vhost_user,
1542 error_message: 'vhost_user_blk_server requires vhost-user support') \
1543 .disable_auto_if(not have_tools and not have_system) \
1546 if get_option('fuse').disabled() and get_option('fuse_lseek').enabled()
1547 error('Cannot enable fuse-lseek while fuse is disabled')
1550 fuse = dependency('fuse3', required: get_option('fuse'),
1551 version: '>=3.1', method: 'pkg-config',
1552 kwargs: static_kwargs)
1554 fuse_lseek = not_found
1555 if get_option('fuse_lseek').allowed()
1556 if fuse.version().version_compare('>=3.8')
1558 fuse_lseek = declare_dependency()
1559 elif get_option('fuse_lseek').enabled()
1561 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version())
1563 error('fuse-lseek requires libfuse, which was not found')
1568 have_libvduse = (targetos == 'linux')
1569 if get_option('libvduse').enabled()
1570 if targetos != 'linux'
1571 error('libvduse requires linux')
1573 elif get_option('libvduse').disabled()
1574 have_libvduse = false
1577 have_vduse_blk_export = (have_libvduse and targetos == 'linux')
1578 if get_option('vduse_blk_export').enabled()
1579 if targetos != 'linux'
1580 error('vduse_blk_export requires linux')
1581 elif not have_libvduse
1582 error('vduse_blk_export requires libvduse support')
1584 elif get_option('vduse_blk_export').disabled()
1585 have_vduse_blk_export = false
1589 libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config')
1590 if libbpf.found() and not cc.links('''
1591 #include <bpf/libbpf.h>
1594 bpf_object__destroy_skeleton(NULL);
1596 }''', dependencies: libbpf)
1598 if get_option('bpf').enabled()
1599 error('libbpf skeleton test failed')
1601 warning('libbpf skeleton test failed, disabling')
1609 audio_drivers_selected = []
1611 audio_drivers_available = {
1612 'alsa': alsa.found(),
1613 'coreaudio': coreaudio.found(),
1614 'dsound': dsound.found(),
1615 'jack': jack.found(),
1617 'pa': pulse.found(),
1619 'sndio': sndio.found(),
1621 foreach k, v: audio_drivers_available
1622 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v)
1625 # Default to native drivers first, OSS second, SDL third
1626 audio_drivers_priority = \
1627 [ 'pa', 'coreaudio', 'dsound', 'sndio', 'oss' ] + \
1628 (targetos == 'linux' ? [] : [ 'sdl' ])
1629 audio_drivers_default = []
1630 foreach k: audio_drivers_priority
1631 if audio_drivers_available[k]
1632 audio_drivers_default += k
1636 foreach k: get_option('audio_drv_list')
1638 audio_drivers_selected += audio_drivers_default
1639 elif not audio_drivers_available[k]
1640 error('Audio driver "@0@" not available.'.format(k))
1642 audio_drivers_selected += k
1646 config_host_data.set('CONFIG_AUDIO_DRIVERS',
1647 '"' + '", "'.join(audio_drivers_selected) + '", ')
1649 if get_option('cfi')
1651 # Check for dependency on LTO
1652 if not get_option('b_lto')
1653 error('Selected Control-Flow Integrity but LTO is disabled')
1655 if config_host.has_key('CONFIG_MODULES')
1656 error('Selected Control-Flow Integrity is not compatible with modules')
1658 # Check for cfi flags. CFI requires LTO so we can't use
1659 # get_supported_arguments, but need a more complex "compiles" which allows
1661 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall',
1662 args: ['-flto', '-fsanitize=cfi-icall'] )
1663 cfi_flags += '-fsanitize=cfi-icall'
1665 error('-fsanitize=cfi-icall is not supported by the compiler')
1667 if cc.compiles('int main () { return 0; }',
1668 name: '-fsanitize-cfi-icall-generalize-pointers',
1669 args: ['-flto', '-fsanitize=cfi-icall',
1670 '-fsanitize-cfi-icall-generalize-pointers'] )
1671 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers'
1673 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler')
1675 if get_option('cfi_debug')
1676 if cc.compiles('int main () { return 0; }',
1677 name: '-fno-sanitize-trap=cfi-icall',
1678 args: ['-flto', '-fsanitize=cfi-icall',
1679 '-fno-sanitize-trap=cfi-icall'] )
1680 cfi_flags += '-fno-sanitize-trap=cfi-icall'
1682 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
1685 add_global_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1686 add_global_link_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1689 have_host_block_device = (targetos != 'darwin' or
1690 cc.has_header('IOKit/storage/IOMedia.h'))
1692 # FIXME enable_modules shouldn't be necessary, but: https://github.com/mesonbuild/meson/issues/8333
1693 dbus_display = get_option('dbus_display') \
1694 .require(gio.version().version_compare('>=2.64'),
1695 error_message: '-display dbus requires glib>=2.64') \
1696 .require(enable_modules,
1697 error_message: '-display dbus requires --enable-modules') \
1698 .require(gdbus_codegen.found(),
1699 error_message: '-display dbus requires gdbus-codegen') \
1700 .require(opengl.found() and gbm.found(),
1701 error_message: '-display dbus requires epoxy/egl and gbm') \
1704 have_virtfs = get_option('virtfs') \
1705 .require(targetos == 'linux' or targetos == 'darwin',
1706 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \
1707 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'),
1708 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \
1709 .require(targetos == 'darwin' or (libattr.found() and libcap_ng.found()),
1710 error_message: 'virtio-9p (virtfs) on Linux requires libcap-ng-devel and libattr-devel') \
1711 .disable_auto_if(not have_tools and not have_system) \
1714 have_virtfs_proxy_helper = targetos != 'darwin' and have_virtfs and have_tools
1716 if get_option('block_drv_ro_whitelist') == ''
1717 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '')
1719 config_host_data.set('CONFIG_BDRV_RO_WHITELIST',
1720 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ')
1722 if get_option('block_drv_rw_whitelist') == ''
1723 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '')
1725 config_host_data.set('CONFIG_BDRV_RW_WHITELIST',
1726 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ')
1729 foreach k : get_option('trace_backends')
1730 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true)
1732 config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file'))
1733 config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority'))
1735 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path())
1737 config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir'))
1738 config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix'))
1739 config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir)
1740 config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir)
1741 config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir)
1743 qemu_firmwarepath = ''
1744 foreach k : get_option('qemu_firmwarepath')
1745 qemu_firmwarepath += '"' + get_option('prefix') / k + '", '
1747 config_host_data.set('CONFIG_QEMU_FIRMWAREPATH', qemu_firmwarepath)
1749 config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir'))
1750 config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir)
1751 config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir'))
1752 config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir'))
1753 config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir)
1754 config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir'))
1756 if config_host.has_key('CONFIG_MODULES')
1757 config_host_data.set('CONFIG_STAMP', run_command(
1758 meson.current_source_dir() / 'scripts/qemu-stamp.py',
1759 meson.project_version(), get_option('pkgversion'), '--',
1760 meson.current_source_dir() / 'configure',
1761 capture: true, check: true).stdout().strip())
1764 have_slirp_smbd = get_option('slirp_smbd') \
1765 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \
1768 smbd_path = get_option('smbd')
1770 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd')
1772 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path)
1775 config_host_data.set('HOST_' + host_arch.to_upper(), 1)
1777 if get_option('module_upgrades') and not enable_modules
1778 error('Cannot enable module-upgrades as modules are not enabled')
1780 config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades'))
1782 config_host_data.set('CONFIG_ATTR', libattr.found())
1783 config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools'))
1784 config_host_data.set('CONFIG_BRLAPI', brlapi.found())
1785 config_host_data.set('CONFIG_COCOA', cocoa.found())
1786 config_host_data.set('CONFIG_FUZZ', get_option('fuzzing'))
1787 config_host_data.set('CONFIG_GCOV', get_option('b_coverage'))
1788 config_host_data.set('CONFIG_LIBUDEV', libudev.found())
1789 config_host_data.set('CONFIG_LZO', lzo.found())
1790 config_host_data.set('CONFIG_MPATH', mpathpersist.found())
1791 config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api)
1792 config_host_data.set('CONFIG_CURL', curl.found())
1793 config_host_data.set('CONFIG_CURSES', curses.found())
1794 config_host_data.set('CONFIG_GBM', gbm.found())
1795 config_host_data.set('CONFIG_GIO', gio.found())
1796 config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found())
1797 if glusterfs.found()
1798 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4'))
1799 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5'))
1800 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6'))
1801 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6'))
1802 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat)
1803 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat)
1805 config_host_data.set('CONFIG_GTK', gtk.found())
1806 config_host_data.set('CONFIG_VTE', vte.found())
1807 config_host_data.set('CONFIG_LIBATTR', have_old_libattr)
1808 config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found())
1809 config_host_data.set('CONFIG_EBPF', libbpf.found())
1810 config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found())
1811 config_host_data.set('CONFIG_LIBISCSI', libiscsi.found())
1812 config_host_data.set('CONFIG_LIBNFS', libnfs.found())
1813 config_host_data.set('CONFIG_LIBSSH', libssh.found())
1814 config_host_data.set('CONFIG_LINUX_AIO', libaio.found())
1815 config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found())
1816 config_host_data.set('CONFIG_LIBURING_REGISTER_RING_FD', cc.has_function('io_uring_register_ring_fd', prefix: '#include <liburing.h>', dependencies:linux_io_uring))
1817 config_host_data.set('CONFIG_LIBPMEM', libpmem.found())
1818 config_host_data.set('CONFIG_NUMA', numa.found())
1819 config_host_data.set('CONFIG_OPENGL', opengl.found())
1820 config_host_data.set('CONFIG_PROFILER', get_option('profiler'))
1821 config_host_data.set('CONFIG_RBD', rbd.found())
1822 config_host_data.set('CONFIG_RDMA', rdma.found())
1823 config_host_data.set('CONFIG_SDL', sdl.found())
1824 config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found())
1825 config_host_data.set('CONFIG_SECCOMP', seccomp.found())
1826 config_host_data.set('CONFIG_SNAPPY', snappy.found())
1827 config_host_data.set('CONFIG_TPM', have_tpm)
1828 config_host_data.set('CONFIG_USB_LIBUSB', libusb.found())
1829 config_host_data.set('CONFIG_VDE', vde.found())
1830 config_host_data.set('CONFIG_VHOST_NET', have_vhost_net)
1831 config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user)
1832 config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa)
1833 config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel)
1834 config_host_data.set('CONFIG_VHOST_USER', have_vhost_user)
1835 config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto)
1836 config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa)
1837 config_host_data.set('CONFIG_VMNET', vmnet.found())
1838 config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server)
1839 config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export)
1840 config_host_data.set('CONFIG_PNG', png.found())
1841 config_host_data.set('CONFIG_VNC', vnc.found())
1842 config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
1843 config_host_data.set('CONFIG_VNC_SASL', sasl.found())
1844 config_host_data.set('CONFIG_VIRTFS', have_virtfs)
1845 config_host_data.set('CONFIG_VTE', vte.found())
1846 config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found())
1847 config_host_data.set('CONFIG_KEYUTILS', keyutils.found())
1848 config_host_data.set('CONFIG_GETTID', has_gettid)
1849 config_host_data.set('CONFIG_GNUTLS', gnutls.found())
1850 config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found())
1851 config_host_data.set('CONFIG_TASN1', tasn1.found())
1852 config_host_data.set('CONFIG_GCRYPT', gcrypt.found())
1853 config_host_data.set('CONFIG_NETTLE', nettle.found())
1854 config_host_data.set('CONFIG_HOGWEED', hogweed.found())
1855 config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private')
1856 config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim)
1857 config_host_data.set('CONFIG_STATX', has_statx)
1858 config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id)
1859 config_host_data.set('CONFIG_ZSTD', zstd.found())
1860 config_host_data.set('CONFIG_FUSE', fuse.found())
1861 config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found())
1862 config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found())
1863 if spice_protocol.found()
1864 config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0])
1865 config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1])
1866 config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2])
1868 config_host_data.set('CONFIG_SPICE', spice.found())
1869 config_host_data.set('CONFIG_X11', x11.found())
1870 config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display)
1871 config_host_data.set('CONFIG_CFI', get_option('cfi'))
1872 config_host_data.set('CONFIG_SELINUX', selinux.found())
1873 config_host_data.set('CONFIG_XEN_BACKEND', xen.found())
1875 # protect from xen.version() having less than three components
1876 xen_version = xen.version().split('.') + ['0', '0']
1877 xen_ctrl_version = xen_version[0] + \
1878 ('0' + xen_version[1]).substring(-2) + \
1879 ('0' + xen_version[2]).substring(-2)
1880 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version)
1882 config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version()))
1883 config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0])
1884 config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
1885 config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
1887 config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf)
1888 config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device)
1890 have_coroutine_pool = get_option('coroutine_pool')
1891 if get_option('debug_stack_usage') and have_coroutine_pool
1892 message('Disabling coroutine pool to measure stack usage')
1893 have_coroutine_pool = false
1895 config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool)
1896 config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex'))
1897 config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage'))
1898 config_host_data.set('CONFIG_GPROF', get_option('gprof'))
1899 config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed())
1900 config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug'))
1901 config_host_data.set('CONFIG_REPLICATION', get_option('replication').allowed())
1904 config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h'))
1905 config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h'))
1906 config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h'))
1907 config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
1908 config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
1909 config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
1910 config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h'))
1911 config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
1912 config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
1913 if targetos == 'windows'
1914 config_host_data.set('HAVE_AFUNIX_H', cc.has_header('afunix.h'))
1918 config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4'))
1919 config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime'))
1920 config_host_data.set('CONFIG_DUP3', cc.has_function('dup3'))
1921 config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate'))
1922 config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate'))
1923 # Note that we need to specify prefix: here to avoid incorrectly
1924 # thinking that Windows has posix_memalign()
1925 config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>'))
1926 config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc'))
1927 config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc'))
1928 config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign'))
1929 config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll'))
1930 config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>'))
1931 config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np'))
1932 config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile'))
1933 config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare'))
1934 config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs'))
1935 config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range'))
1936 config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create'))
1937 config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range'))
1938 config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs'))
1939 config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util))
1940 config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul'))
1941 config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>'))
1943 config_host_data.set('HAVE_RBD_NAMESPACE_EXISTS',
1944 cc.has_function('rbd_namespace_exists',
1946 prefix: '#include <rbd/librbd.h>'))
1949 config_host_data.set('HAVE_IBV_ADVISE_MR',
1950 cc.has_function('ibv_advise_mr',
1952 prefix: '#include <infiniband/verbs.h>'))
1956 config_host_data.set('CONFIG_BYTESWAP_H',
1957 cc.has_header_symbol('byteswap.h', 'bswap_32'))
1958 config_host_data.set('CONFIG_EPOLL_CREATE1',
1959 cc.has_header_symbol('sys/epoll.h', 'epoll_create1'))
1960 config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE',
1961 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and
1962 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE'))
1963 config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE',
1964 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE'))
1965 config_host_data.set('CONFIG_FIEMAP',
1966 cc.has_header('linux/fiemap.h') and
1967 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP'))
1968 config_host_data.set('CONFIG_GETRANDOM',
1969 cc.has_function('getrandom') and
1970 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK'))
1971 config_host_data.set('CONFIG_INOTIFY',
1972 cc.has_header_symbol('sys/inotify.h', 'inotify_init'))
1973 config_host_data.set('CONFIG_INOTIFY1',
1974 cc.has_header_symbol('sys/inotify.h', 'inotify_init1'))
1975 config_host_data.set('CONFIG_MACHINE_BSWAP_H',
1976 cc.has_header_symbol('machine/bswap.h', 'bswap32',
1977 prefix: '''#include <sys/endian.h>
1978 #include <sys/types.h>'''))
1979 config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK',
1980 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK'))
1981 config_host_data.set('CONFIG_RTNETLINK',
1982 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN'))
1983 config_host_data.set('CONFIG_SYSMACROS',
1984 cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
1985 config_host_data.set('HAVE_OPTRESET',
1986 cc.has_header_symbol('getopt.h', 'optreset'))
1987 config_host_data.set('HAVE_IPPROTO_MPTCP',
1988 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP'))
1989 config_host_data.set('HAVE_SYS_MOUNT_FSCONFIG',
1990 cc.has_header_symbol('sys/mount.h', 'FSCONFIG_SET_FLAG'))
1993 config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID',
1994 cc.has_member('struct sigevent', 'sigev_notify_thread_id',
1995 prefix: '#include <signal.h>'))
1996 config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM',
1997 cc.has_member('struct stat', 'st_atim',
1998 prefix: '#include <sys/stat.h>'))
2001 config_host_data.set('CONFIG_IOVEC',
2002 cc.has_type('struct iovec',
2003 prefix: '#include <sys/uio.h>'))
2004 config_host_data.set('HAVE_UTMPX',
2005 cc.has_type('struct utmpx',
2006 prefix: '#include <utmpx.h>'))
2008 config_host_data.set('CONFIG_EVENTFD', cc.links('''
2009 #include <sys/eventfd.h>
2010 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }'''))
2011 config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + '''
2014 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
2015 return fdatasync(0);
2017 #error Not supported
2021 has_madvise = cc.links(gnu_source_prefix + '''
2022 #include <sys/types.h>
2023 #include <sys/mman.h>
2025 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''')
2026 missing_madvise_proto = false
2028 # Some platforms (illumos and Solaris before Solaris 11) provide madvise()
2029 # but forget to prototype it. In this case, has_madvise will be true (the
2030 # test program links despite a compile warning). To detect the
2031 # missing-prototype case, we try again with a definitely-bogus prototype.
2032 # This will only compile if the system headers don't provide the prototype;
2033 # otherwise the conflicting prototypes will cause a compiler error.
2034 missing_madvise_proto = cc.links(gnu_source_prefix + '''
2035 #include <sys/types.h>
2036 #include <sys/mman.h>
2038 extern int madvise(int);
2039 int main(void) { return madvise(0); }''')
2041 config_host_data.set('CONFIG_MADVISE', has_madvise)
2042 config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto)
2044 config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + '''
2045 #include <sys/mman.h>
2046 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }'''))
2047 config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + '''
2049 #if !defined(AT_EMPTY_PATH)
2050 # error missing definition
2052 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
2054 config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + '''
2055 #include <sys/mman.h>
2057 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }'''))
2059 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + '''
2060 #include <pthread.h>
2062 static void *f(void *p) { return NULL; }
2066 pthread_create(&thread, 0, f, 0);
2067 pthread_setname_np(thread, "QEMU");
2069 }''', dependencies: threads))
2070 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + '''
2071 #include <pthread.h>
2073 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
2077 pthread_create(&thread, 0, f, 0);
2079 }''', dependencies: threads))
2080 config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + '''
2081 #include <pthread.h>
2086 pthread_condattr_t attr
2087 pthread_condattr_init(&attr);
2088 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC);
2090 }''', dependencies: threads))
2092 config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + '''
2093 #include <sys/signalfd.h>
2095 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }'''))
2096 config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + '''
2104 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2105 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2109 config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + '''
2110 #include <sys/mman.h>
2111 int main(int argc, char *argv[]) {
2112 return mlockall(MCL_FUTURE);
2116 if get_option('l2tpv3').allowed() and have_system
2117 have_l2tpv3 = cc.has_type('struct mmsghdr',
2118 prefix: gnu_source_prefix + '''
2119 #include <sys/socket.h>
2120 #include <linux/ip.h>''')
2122 config_host_data.set('CONFIG_L2TPV3', have_l2tpv3)
2125 if get_option('netmap').allowed() and have_system
2126 have_netmap = cc.compiles('''
2127 #include <inttypes.h>
2129 #include <net/netmap.h>
2130 #include <net/netmap_user.h>
2131 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2134 int main(void) { return 0; }''')
2135 if not have_netmap and get_option('netmap').enabled()
2136 error('Netmap headers not available')
2139 config_host_data.set('CONFIG_NETMAP', have_netmap)
2141 # Work around a system header bug with some kernel/XFS header
2142 # versions where they both try to define 'struct fsxattr':
2143 # xfs headers will not try to redefine structs from linux headers
2144 # if this macro is set.
2145 config_host_data.set('HAVE_FSXATTR', cc.links('''
2146 #include <linux/fs.h>
2152 # Some versions of Mac OS X incorrectly define SIZE_MAX
2153 config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles('''
2156 int main(int argc, char *argv[]) {
2157 return printf("%zu", SIZE_MAX);
2158 }''', args: ['-Werror']))
2165 y = __atomic_load_n(&x, __ATOMIC_RELAXED);
2166 __atomic_store_n(&x, y, __ATOMIC_RELAXED);
2167 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
2168 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED);
2169 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED);
2173 # See if 64-bit atomic operations are supported.
2174 # Note that without __atomic builtins, we can only
2175 # assume atomic loads/stores max at pointer size.
2176 config_host_data.set('CONFIG_ATOMIC64', cc.links(atomic_test.format('uint64_t')))
2178 has_int128 = cc.links('''
2188 config_host_data.set('CONFIG_INT128', has_int128)
2191 # "do we have 128-bit atomics which are handled inline and specifically not
2192 # via libatomic". The reason we can't use libatomic is documented in the
2193 # comment starting "GCC is a house divided" in include/qemu/atomic128.h.
2194 has_atomic128 = cc.links(atomic_test.format('unsigned __int128'))
2196 config_host_data.set('CONFIG_ATOMIC128', has_atomic128)
2198 if not has_atomic128
2199 has_cmpxchg128 = cc.links('''
2202 unsigned __int128 x = 0, y = 0;
2203 __sync_val_compare_and_swap_16(&x, y, x);
2208 config_host_data.set('CONFIG_CMPXCHG128', has_cmpxchg128)
2212 config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + '''
2213 #include <sys/auxv.h>
2215 return getauxval(AT_HWCAP) == 0;
2218 config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles('''
2219 #include <linux/usbdevice_fs.h>
2221 #ifndef USBDEVFS_GET_CAPABILITIES
2222 #error "USBDEVFS_GET_CAPABILITIES undefined"
2225 #ifndef USBDEVFS_DISCONNECT_CLAIM
2226 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
2229 int main(void) { return 0; }'''))
2231 have_keyring = get_option('keyring') \
2232 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \
2233 .require(cc.compiles('''
2235 #include <asm/unistd.h>
2236 #include <linux/keyctl.h>
2237 #include <sys/syscall.h>
2240 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
2241 }'''), error_message: 'keyctl syscall not available on this system').allowed()
2242 config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring)
2244 have_cpuid_h = cc.links('''
2247 unsigned a, b, c, d;
2248 unsigned max = __get_cpuid_max(0, 0);
2251 __cpuid(1, a, b, c, d);
2255 __cpuid_count(7, 0, a, b, c, d);
2260 config_host_data.set('CONFIG_CPUID_H', have_cpuid_h)
2262 config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \
2263 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \
2264 .require(cc.links('''
2265 #pragma GCC push_options
2266 #pragma GCC target("avx2")
2268 #include <immintrin.h>
2269 static int bar(void *a) {
2270 __m256i x = *(__m256i *)a;
2271 return _mm256_testz_si256(x, x);
2273 int main(int argc, char *argv[]) { return bar(argv[0]); }
2274 '''), error_message: 'AVX2 not available').allowed())
2276 config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \
2277 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \
2278 .require(cc.links('''
2279 #pragma GCC push_options
2280 #pragma GCC target("avx512f")
2282 #include <immintrin.h>
2283 static int bar(void *a) {
2284 __m512i x = *(__m512i *)a;
2285 return _mm512_test_epi64_mask(x, x);
2287 int main(int argc, char *argv[]) { return bar(argv[0]); }
2288 '''), error_message: 'AVX512F not available').allowed())
2290 have_pvrdma = get_option('pvrdma') \
2291 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \
2292 .require(cc.compiles(gnu_source_prefix + '''
2293 #include <sys/mman.h>
2298 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
2301 }'''), error_message: 'PVRDMA requires mremap').allowed()
2304 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links('''
2305 #include <infiniband/verbs.h>
2309 struct ibv_pd *pd = NULL;
2315 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
2321 if get_option('membarrier').disabled()
2322 have_membarrier = false
2323 elif targetos == 'windows'
2324 have_membarrier = true
2325 elif targetos == 'linux'
2326 have_membarrier = cc.compiles('''
2327 #include <linux/membarrier.h>
2328 #include <sys/syscall.h>
2332 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
2333 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
2337 config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \
2338 .require(have_membarrier, error_message: 'membarrier system call not available') \
2341 have_afalg = get_option('crypto_afalg') \
2342 .require(cc.compiles(gnu_source_prefix + '''
2344 #include <sys/types.h>
2345 #include <sys/socket.h>
2346 #include <linux/if_alg.h>
2349 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
2352 '''), error_message: 'AF_ALG requested but could not be detected').allowed()
2353 config_host_data.set('CONFIG_AF_ALG', have_afalg)
2355 config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol(
2356 'linux/vm_sockets.h', 'AF_VSOCK',
2357 prefix: '#include <sys/socket.h>',
2361 have_vss_sdk = false # old xp/2003 SDK
2362 if targetos == 'windows' and link_language == 'cpp'
2363 have_vss = cxx.compiles('''
2364 #define __MIDL_user_allocate_free_DEFINED__
2366 int main(void) { return VSS_CTX_BACKUP; }''')
2367 have_vss_sdk = cxx.has_header('vscoordint.h')
2369 config_host_data.set('HAVE_VSS_SDK', have_vss_sdk)
2371 foreach k, v: config_host
2372 if k.startswith('CONFIG_')
2373 config_host_data.set(k, v == 'y' ? 1 : v)
2377 # Older versions of MinGW do not import _lock_file and _unlock_file properly.
2378 # This was fixed for v6.0.0 with commit b48e3ac8969d.
2379 if targetos == 'windows'
2380 config_host_data.set('HAVE__LOCK_FILE', cc.links('''
2386 }''', name: '_lock_file and _unlock_file'))
2389 ########################
2390 # Target configuration #
2391 ########################
2393 minikconf = find_program('scripts/minikconf.py')
2395 config_all_devices = {}
2396 config_all_disas = {}
2397 config_devices_mak_list = []
2398 config_devices_h = {}
2399 config_target_h = {}
2400 config_target_mak = {}
2403 'alpha' : ['CONFIG_ALPHA_DIS'],
2404 'avr' : ['CONFIG_AVR_DIS'],
2405 'cris' : ['CONFIG_CRIS_DIS'],
2406 'hexagon' : ['CONFIG_HEXAGON_DIS'],
2407 'hppa' : ['CONFIG_HPPA_DIS'],
2408 'i386' : ['CONFIG_I386_DIS'],
2409 'x86_64' : ['CONFIG_I386_DIS'],
2410 'm68k' : ['CONFIG_M68K_DIS'],
2411 'microblaze' : ['CONFIG_MICROBLAZE_DIS'],
2412 'mips' : ['CONFIG_MIPS_DIS'],
2413 'nios2' : ['CONFIG_NIOS2_DIS'],
2414 'or1k' : ['CONFIG_OPENRISC_DIS'],
2415 'ppc' : ['CONFIG_PPC_DIS'],
2416 'riscv' : ['CONFIG_RISCV_DIS'],
2417 'rx' : ['CONFIG_RX_DIS'],
2418 's390' : ['CONFIG_S390_DIS'],
2419 'sh4' : ['CONFIG_SH4_DIS'],
2420 'sparc' : ['CONFIG_SPARC_DIS'],
2421 'xtensa' : ['CONFIG_XTENSA_DIS'],
2422 'loongarch' : ['CONFIG_LOONGARCH_DIS'],
2424 if link_language == 'cpp'
2426 'mips' : [ 'CONFIG_MIPS_DIS', 'CONFIG_NANOMIPS_DIS'],
2430 have_ivshmem = config_host_data.get('CONFIG_EVENTFD')
2432 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \
2433 (have_tpm ? ['CONFIG_TPM=y'] : []) + \
2434 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \
2435 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \
2436 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \
2437 (x11.found() ? ['CONFIG_X11=y'] : []) + \
2438 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \
2439 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \
2440 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \
2441 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \
2442 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \
2443 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \
2444 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \
2445 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : [])
2447 ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
2449 default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
2450 actual_target_dirs = []
2452 foreach target : target_dirs
2453 config_target = { 'TARGET_NAME': target.split('-')[0] }
2454 if target.endswith('linux-user')
2455 if targetos != 'linux'
2459 error('Target @0@ is only available on a Linux host'.format(target))
2461 config_target += { 'CONFIG_LINUX_USER': 'y' }
2462 elif target.endswith('bsd-user')
2463 if 'CONFIG_BSD' not in config_host
2467 error('Target @0@ is only available on a BSD host'.format(target))
2469 config_target += { 'CONFIG_BSD_USER': 'y' }
2470 elif target.endswith('softmmu')
2471 config_target += { 'CONFIG_SOFTMMU': 'y' }
2473 if target.endswith('-user')
2475 'CONFIG_USER_ONLY': 'y',
2476 'CONFIG_QEMU_INTERP_PREFIX':
2477 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME'])
2482 foreach sym: accelerators
2483 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, [])
2484 config_target += { sym: 'y' }
2485 config_all += { sym: 'y' }
2486 if sym == 'CONFIG_TCG' and tcg_arch == 'tci'
2487 config_target += { 'CONFIG_TCG_INTERPRETER': 'y' }
2489 if target in modular_tcg
2490 config_target += { 'CONFIG_TCG_MODULAR': 'y' }
2492 config_target += { 'CONFIG_TCG_BUILTIN': 'y' }
2494 accel_kconfig += [ sym + '=y' ]
2497 if accel_kconfig.length() == 0
2501 error('No accelerator available for target @0@'.format(target))
2504 actual_target_dirs += target
2505 config_target += keyval.load('configs/targets' / target + '.mak')
2506 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' }
2508 if 'TARGET_NEED_FDT' in config_target
2509 fdt_required += target
2513 if 'TARGET_BASE_ARCH' not in config_target
2514 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']}
2516 if 'TARGET_ABI_DIR' not in config_target
2517 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']}
2519 if 'TARGET_BIG_ENDIAN' not in config_target
2520 config_target += {'TARGET_BIG_ENDIAN': 'n'}
2523 foreach k, v: disassemblers
2524 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k)
2526 config_target += { sym: 'y' }
2527 config_all_disas += { sym: 'y' }
2532 config_target_data = configuration_data()
2533 foreach k, v: config_target
2534 if not k.startswith('TARGET_') and not k.startswith('CONFIG_')
2536 elif ignored.contains(k)
2538 elif k == 'TARGET_BASE_ARCH'
2539 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is
2540 # not used to select files from sourcesets.
2541 config_target_data.set('TARGET_' + v.to_upper(), 1)
2542 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX'
2543 config_target_data.set_quoted(k, v)
2545 config_target_data.set(k, 1)
2547 config_target_data.set(k, 0)
2549 config_target_data.set(k, v)
2552 config_target_data.set('QEMU_ARCH',
2553 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper())
2554 config_target_h += {target: configure_file(output: target + '-config-target.h',
2555 configuration: config_target_data)}
2557 if target.endswith('-softmmu')
2558 config_input = meson.get_external_property(target, 'default')
2559 config_devices_mak = target + '-config-devices.mak'
2560 config_devices_mak = configure_file(
2561 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'],
2562 output: config_devices_mak,
2563 depfile: config_devices_mak + '.d',
2565 command: [minikconf,
2566 get_option('default_devices') ? '--defconfig' : '--allnoconfig',
2567 config_devices_mak, '@DEPFILE@', '@INPUT@',
2568 host_kconfig, accel_kconfig,
2569 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y'])
2571 config_devices_data = configuration_data()
2572 config_devices = keyval.load(config_devices_mak)
2573 foreach k, v: config_devices
2574 config_devices_data.set(k, 1)
2576 config_devices_mak_list += config_devices_mak
2577 config_devices_h += {target: configure_file(output: target + '-config-devices.h',
2578 configuration: config_devices_data)}
2579 config_target += config_devices
2580 config_all_devices += config_devices
2582 config_target_mak += {target: config_target}
2584 target_dirs = actual_target_dirs
2586 # This configuration is used to build files that are shared by
2587 # multiple binaries, and then extracted out of the "common"
2588 # static_library target.
2590 # We do not use all_sources()/all_dependencies(), because it would
2591 # build literally all source files, including devices only used by
2592 # targets that are not built for this compilation. The CONFIG_ALL
2593 # pseudo symbol replaces it.
2595 config_all += config_all_devices
2596 config_all += config_host
2597 config_all += config_all_disas
2599 'CONFIG_XEN': xen.found(),
2600 'CONFIG_SOFTMMU': have_system,
2601 'CONFIG_USER_ONLY': have_user,
2605 target_configs_h = []
2606 foreach target: target_dirs
2607 target_configs_h += config_target_h[target]
2608 target_configs_h += config_devices_h.get(target, [])
2610 genh += custom_target('config-poison.h',
2611 input: [target_configs_h],
2612 output: 'config-poison.h',
2614 command: [find_program('scripts/make-config-poison.sh'),
2621 capstone = not_found
2622 if not get_option('capstone').auto() or have_system or have_user
2623 capstone = dependency('capstone', version: '>=3.0.5',
2624 kwargs: static_kwargs, method: 'pkg-config',
2625 required: get_option('capstone'))
2627 # Some versions of capstone have broken pkg-config file
2628 # that reports a wrong -I path, causing the #include to
2629 # fail later. If the system has such a broken version
2631 if capstone.found() and not cc.compiles('#include <capstone.h>',
2632 dependencies: [capstone])
2633 capstone = not_found
2634 if get_option('capstone').enabled()
2635 error('capstone requested, but it does not appear to work')
2640 libvfio_user_dep = not_found
2641 if have_system and vfio_user_server_allowed
2642 have_internal = fs.exists(meson.current_source_dir() / 'subprojects/libvfio-user/meson.build')
2644 if not have_internal
2645 error('libvfio-user source not found - please pull git submodule')
2648 libvfio_user_proj = subproject('libvfio-user')
2650 libvfio_user_lib = libvfio_user_proj.get_variable('libvfio_user_dep')
2652 libvfio_user_dep = declare_dependency(dependencies: [libvfio_user_lib])
2657 fdt_opt = get_option('fdt')
2658 if fdt_opt in ['enabled', 'auto', 'system']
2659 have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt')
2660 fdt = cc.find_library('fdt', kwargs: static_kwargs,
2661 required: fdt_opt == 'system' or
2662 fdt_opt == 'enabled' and not have_internal)
2663 if fdt.found() and cc.links('''
2665 #include <libfdt_env.h>
2666 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''',
2669 elif fdt_opt == 'system'
2670 error('system libfdt requested, but it is too old (1.5.1 or newer required)')
2672 fdt_opt = 'internal'
2674 fdt_opt = 'disabled'
2678 if fdt_opt == 'internal'
2681 'dtc/libfdt/fdt_ro.c',
2682 'dtc/libfdt/fdt_wip.c',
2683 'dtc/libfdt/fdt_sw.c',
2684 'dtc/libfdt/fdt_rw.c',
2685 'dtc/libfdt/fdt_strerror.c',
2686 'dtc/libfdt/fdt_empty_tree.c',
2687 'dtc/libfdt/fdt_addresses.c',
2688 'dtc/libfdt/fdt_overlay.c',
2689 'dtc/libfdt/fdt_check.c',
2692 fdt_inc = include_directories('dtc/libfdt')
2693 libfdt = static_library('fdt',
2694 build_by_default: false,
2696 include_directories: fdt_inc)
2697 fdt = declare_dependency(link_with: libfdt,
2698 include_directories: fdt_inc)
2701 fdt_opt = 'disabled'
2703 if not fdt.found() and fdt_required.length() > 0
2704 error('fdt not available but required by targets ' + ', '.join(fdt_required))
2707 config_host_data.set('CONFIG_CAPSTONE', capstone.found())
2708 config_host_data.set('CONFIG_FDT', fdt.found())
2709 config_host_data.set('CONFIG_SLIRP', slirp.found())
2711 #####################
2712 # Generated sources #
2713 #####################
2715 genh += configure_file(output: 'config-host.h', configuration: config_host_data)
2717 hxtool = find_program('scripts/hxtool')
2718 shaderinclude = find_program('scripts/shaderinclude.pl')
2719 qapi_gen = find_program('scripts/qapi-gen.py')
2720 qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py',
2721 meson.current_source_dir() / 'scripts/qapi/commands.py',
2722 meson.current_source_dir() / 'scripts/qapi/common.py',
2723 meson.current_source_dir() / 'scripts/qapi/error.py',
2724 meson.current_source_dir() / 'scripts/qapi/events.py',
2725 meson.current_source_dir() / 'scripts/qapi/expr.py',
2726 meson.current_source_dir() / 'scripts/qapi/gen.py',
2727 meson.current_source_dir() / 'scripts/qapi/introspect.py',
2728 meson.current_source_dir() / 'scripts/qapi/parser.py',
2729 meson.current_source_dir() / 'scripts/qapi/schema.py',
2730 meson.current_source_dir() / 'scripts/qapi/source.py',
2731 meson.current_source_dir() / 'scripts/qapi/types.py',
2732 meson.current_source_dir() / 'scripts/qapi/visit.py',
2733 meson.current_source_dir() / 'scripts/qapi/common.py',
2734 meson.current_source_dir() / 'scripts/qapi-gen.py'
2738 python, files('scripts/tracetool.py'),
2739 '--backend=' + ','.join(get_option('trace_backends'))
2741 tracetool_depends = files(
2742 'scripts/tracetool/backend/log.py',
2743 'scripts/tracetool/backend/__init__.py',
2744 'scripts/tracetool/backend/dtrace.py',
2745 'scripts/tracetool/backend/ftrace.py',
2746 'scripts/tracetool/backend/simple.py',
2747 'scripts/tracetool/backend/syslog.py',
2748 'scripts/tracetool/backend/ust.py',
2749 'scripts/tracetool/format/ust_events_c.py',
2750 'scripts/tracetool/format/ust_events_h.py',
2751 'scripts/tracetool/format/__init__.py',
2752 'scripts/tracetool/format/d.py',
2753 'scripts/tracetool/format/simpletrace_stap.py',
2754 'scripts/tracetool/format/c.py',
2755 'scripts/tracetool/format/h.py',
2756 'scripts/tracetool/format/log_stap.py',
2757 'scripts/tracetool/format/stap.py',
2758 'scripts/tracetool/__init__.py',
2759 'scripts/tracetool/transform.py',
2760 'scripts/tracetool/vcpu.py'
2763 qemu_version_cmd = [find_program('scripts/qemu-version.sh'),
2764 meson.current_source_dir(),
2765 get_option('pkgversion'), meson.project_version()]
2766 qemu_version = custom_target('qemu-version.h',
2767 output: 'qemu-version.h',
2768 command: qemu_version_cmd,
2770 build_by_default: true,
2771 build_always_stale: true)
2772 genh += qemu_version
2776 ['qemu-options.hx', 'qemu-options.def'],
2777 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'],
2781 ['hmp-commands.hx', 'hmp-commands.h'],
2782 ['hmp-commands-info.hx', 'hmp-commands-info.h'],
2785 foreach d : hx_headers
2786 hxdep += custom_target(d[1],
2790 build_by_default: true, # to be removed when added to a target
2791 command: [hxtool, '-h', '@INPUT0@'])
2799 authz_ss = ss.source_set()
2800 blockdev_ss = ss.source_set()
2801 block_ss = ss.source_set()
2802 chardev_ss = ss.source_set()
2803 common_ss = ss.source_set()
2804 crypto_ss = ss.source_set()
2805 hwcore_ss = ss.source_set()
2806 io_ss = ss.source_set()
2807 qmp_ss = ss.source_set()
2808 qom_ss = ss.source_set()
2809 softmmu_ss = ss.source_set()
2810 specific_fuzz_ss = ss.source_set()
2811 specific_ss = ss.source_set()
2812 stub_ss = ss.source_set()
2813 trace_ss = ss.source_set()
2814 user_ss = ss.source_set()
2815 util_ss = ss.source_set()
2818 qtest_module_ss = ss.source_set()
2819 tcg_module_ss = ss.source_set()
2825 target_softmmu_arch = {}
2826 target_user_arch = {}
2832 # TODO: add each directory to the subdirs from its own meson.build, once
2834 trace_events_subdirs = [
2842 trace_events_subdirs += [ 'linux-user' ]
2845 trace_events_subdirs += [ 'bsd-user' ]
2848 trace_events_subdirs += [
2857 trace_events_subdirs += [
2871 'hw/block/dataplane',
2920 if have_system or have_user
2921 trace_events_subdirs += [
2939 vhost_user = not_found
2940 if targetos == 'linux' and have_vhost_user
2941 libvhost_user = subproject('libvhost-user')
2942 vhost_user = libvhost_user.get_variable('vhost_user_dep')
2945 libvduse = not_found
2947 libvduse_proj = subproject('libvduse')
2948 libvduse = libvduse_proj.get_variable('libvduse_dep')
2951 # NOTE: the trace/ subdirectory needs the qapi_trace_events variable
2952 # that is filled in by qapi/.
2966 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO')
2967 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO')
2970 qom_ss = qom_ss.apply(config_host, strict: false)
2971 libqom = static_library('qom', qom_ss.sources() + genh,
2972 dependencies: [qom_ss.dependencies()],
2974 qom = declare_dependency(link_whole: libqom)
2976 event_loop_base = files('event-loop-base.c')
2977 event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh,
2978 build_by_default: true)
2979 event_loop_base = declare_dependency(link_whole: event_loop_base,
2980 dependencies: [qom])
2982 stub_ss = stub_ss.apply(config_all, strict: false)
2984 util_ss.add_all(trace_ss)
2985 util_ss = util_ss.apply(config_all, strict: false)
2986 libqemuutil = static_library('qemuutil',
2987 sources: util_ss.sources() + stub_ss.sources() + genh,
2988 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman])
2989 qemuutil = declare_dependency(link_with: libqemuutil,
2990 sources: genh + version_res,
2991 dependencies: [event_loop_base])
2993 if have_system or have_user
2994 decodetree = generator(find_program('scripts/decodetree.py'),
2995 output: 'decode-@BASENAME@.c.inc',
2996 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@'])
2997 subdir('libdecnumber')
3014 if config_host_data.get('CONFIG_REPLICATION')
3015 block_ss.add(files('replication.c'))
3022 blockdev_ss.add(files(
3029 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
3030 # os-win32.c does not
3031 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
3032 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
3035 common_ss.add(files('cpus-common.c'))
3039 common_ss.add(capstone)
3040 specific_ss.add(files('cpu.c', 'disas.c', 'gdbstub.c'), capstone)
3042 # Work around a gcc bug/misfeature wherein constant propagation looks
3044 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696
3045 # to guess that a const variable is always zero. Without lto, this is
3046 # impossible, as the alias is restricted to page-vary-common.c. Indeed,
3047 # without lto, not even the alias is required -- we simply use different
3048 # declarations in different compilation units.
3049 pagevary = files('page-vary-common.c')
3050 if get_option('b_lto')
3051 pagevary_flags = ['-fno-lto']
3052 if get_option('cfi')
3053 pagevary_flags += '-fno-sanitize=cfi-icall'
3055 pagevary = static_library('page-vary-common', sources: pagevary + genh,
3056 c_args: pagevary_flags)
3057 pagevary = declare_dependency(link_with: pagevary)
3059 common_ss.add(pagevary)
3060 specific_ss.add(files('page-vary.c'))
3068 subdir('semihosting')
3075 common_user_inc = []
3077 subdir('common-user')
3079 subdir('linux-user')
3081 # needed for fuzzing binaries
3082 subdir('tests/qtest/libqos')
3083 subdir('tests/qtest/fuzz')
3086 tcg_real_module_ss = ss.source_set()
3087 tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss)
3088 specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss)
3089 target_modules += { 'accel' : { 'qtest': qtest_module_ss,
3090 'tcg': tcg_real_module_ss }}
3092 ########################
3093 # Library dependencies #
3094 ########################
3096 modinfo_collect = find_program('scripts/modinfo-collect.py')
3097 modinfo_generate = find_program('scripts/modinfo-generate.py')
3102 foreach d, list : modules
3103 foreach m, module_ss : list
3104 if enable_modules and targetos != 'windows'
3105 module_ss = module_ss.apply(config_all, strict: false)
3106 sl = static_library(d + '-' + m, [genh, module_ss.sources()],
3107 dependencies: [modulecommon, module_ss.dependencies()], pic: true)
3113 if module_ss.sources() != []
3114 # FIXME: Should use sl.extract_all_objects(recursive: true) as
3115 # input. Sources can be used multiple times but objects are
3116 # unique when it comes to lookup in compile_commands.json.
3117 # Depnds on a mesion version with
3118 # https://github.com/mesonbuild/meson/pull/8900
3119 modinfo_files += custom_target(d + '-' + m + '.modinfo',
3120 output: d + '-' + m + '.modinfo',
3121 input: module_ss.sources() + genh,
3123 command: [modinfo_collect, module_ss.sources()])
3127 block_ss.add_all(module_ss)
3129 softmmu_ss.add_all(module_ss)
3135 foreach d, list : target_modules
3136 foreach m, module_ss : list
3137 if enable_modules and targetos != 'windows'
3138 foreach target : target_dirs
3139 if target.endswith('-softmmu')
3140 config_target = config_target_mak[target]
3141 config_target += config_host
3142 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3143 c_args = ['-DNEED_CPU_H',
3144 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3145 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3146 target_module_ss = module_ss.apply(config_target, strict: false)
3147 if target_module_ss.sources() != []
3148 module_name = d + '-' + m + '-' + config_target['TARGET_NAME']
3149 sl = static_library(module_name,
3150 [genh, target_module_ss.sources()],
3151 dependencies: [modulecommon, target_module_ss.dependencies()],
3152 include_directories: target_inc,
3156 # FIXME: Should use sl.extract_all_objects(recursive: true) too.
3157 modinfo_files += custom_target(module_name + '.modinfo',
3158 output: module_name + '.modinfo',
3159 input: target_module_ss.sources() + genh,
3161 command: [modinfo_collect, '--target', target, target_module_ss.sources()])
3166 specific_ss.add_all(module_ss)
3172 foreach target : target_dirs
3173 if target.endswith('-softmmu')
3174 config_target = config_target_mak[target]
3175 config_devices_mak = target + '-config-devices.mak'
3176 modinfo_src = custom_target('modinfo-' + target + '.c',
3177 output: 'modinfo-' + target + '.c',
3178 input: modinfo_files,
3179 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'],
3182 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src)
3183 modinfo_dep = declare_dependency(link_with: modinfo_lib)
3185 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH']
3186 hw_arch[arch].add(modinfo_dep)
3191 nm = find_program('nm')
3192 undefsym = find_program('scripts/undefsym.py')
3193 block_syms = custom_target('block.syms', output: 'block.syms',
3194 input: [libqemuutil, block_mods],
3196 command: [undefsym, nm, '@INPUT@'])
3197 qemu_syms = custom_target('qemu.syms', output: 'qemu.syms',
3198 input: [libqemuutil, softmmu_mods],
3200 command: [undefsym, nm, '@INPUT@'])
3202 authz_ss = authz_ss.apply(config_host, strict: false)
3203 libauthz = static_library('authz', authz_ss.sources() + genh,
3204 dependencies: [authz_ss.dependencies()],
3206 build_by_default: false)
3208 authz = declare_dependency(link_whole: libauthz,
3211 crypto_ss = crypto_ss.apply(config_host, strict: false)
3212 libcrypto = static_library('crypto', crypto_ss.sources() + genh,
3213 dependencies: [crypto_ss.dependencies()],
3215 build_by_default: false)
3217 crypto = declare_dependency(link_whole: libcrypto,
3218 dependencies: [authz, qom])
3220 io_ss = io_ss.apply(config_host, strict: false)
3221 libio = static_library('io', io_ss.sources() + genh,
3222 dependencies: [io_ss.dependencies()],
3223 link_with: libqemuutil,
3225 build_by_default: false)
3227 io = declare_dependency(link_whole: libio, dependencies: [crypto, qom])
3229 libmigration = static_library('migration', sources: migration_files + genh,
3231 build_by_default: false)
3232 migration = declare_dependency(link_with: libmigration,
3233 dependencies: [zlib, qom, io])
3234 softmmu_ss.add(migration)
3236 block_ss = block_ss.apply(config_host, strict: false)
3237 libblock = static_library('block', block_ss.sources() + genh,
3238 dependencies: block_ss.dependencies(),
3239 link_depends: block_syms,
3241 build_by_default: false)
3243 block = declare_dependency(link_whole: [libblock],
3244 link_args: '@block.syms',
3245 dependencies: [crypto, io])
3247 blockdev_ss = blockdev_ss.apply(config_host, strict: false)
3248 libblockdev = static_library('blockdev', blockdev_ss.sources() + genh,
3249 dependencies: blockdev_ss.dependencies(),
3251 build_by_default: false)
3253 blockdev = declare_dependency(link_whole: [libblockdev],
3254 dependencies: [block, event_loop_base])
3256 qmp_ss = qmp_ss.apply(config_host, strict: false)
3257 libqmp = static_library('qmp', qmp_ss.sources() + genh,
3258 dependencies: qmp_ss.dependencies(),
3260 build_by_default: false)
3262 qmp = declare_dependency(link_whole: [libqmp])
3264 libchardev = static_library('chardev', chardev_ss.sources() + genh,
3266 dependencies: chardev_ss.dependencies(),
3267 build_by_default: false)
3269 chardev = declare_dependency(link_whole: libchardev)
3271 hwcore_ss = hwcore_ss.apply(config_host, strict: false)
3272 libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh,
3274 build_by_default: false)
3275 hwcore = declare_dependency(link_whole: libhwcore)
3276 common_ss.add(hwcore)
3282 emulator_modules = []
3283 foreach m : block_mods + softmmu_mods
3284 emulator_modules += shared_module(m.name(),
3285 build_by_default: true,
3289 install_dir: qemu_moddir)
3291 if emulator_modules.length() > 0
3292 alias_target('modules', emulator_modules)
3295 softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp)
3296 common_ss.add(qom, qemuutil)
3298 common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss])
3299 common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss)
3301 common_all = common_ss.apply(config_all, strict: false)
3302 common_all = static_library('common',
3303 build_by_default: false,
3304 sources: common_all.sources() + genh,
3305 include_directories: common_user_inc,
3306 implicit_include_directories: false,
3307 dependencies: common_all.dependencies(),
3310 feature_to_c = find_program('scripts/feature_to_c.sh')
3312 if targetos == 'darwin'
3313 entitlement = find_program('scripts/entitlement.sh')
3317 foreach target : target_dirs
3318 config_target = config_target_mak[target]
3319 target_name = config_target['TARGET_NAME']
3320 target_base_arch = config_target['TARGET_BASE_ARCH']
3321 arch_srcs = [config_target_h[target]]
3323 c_args = ['-DNEED_CPU_H',
3324 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3325 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3326 link_args = emulator_link_args
3328 config_target += config_host
3329 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3330 if targetos == 'linux'
3331 target_inc += include_directories('linux-headers', is_system: true)
3333 if target.endswith('-softmmu')
3334 target_type='system'
3335 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false)
3336 arch_srcs += t.sources()
3337 arch_deps += t.dependencies()
3339 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch
3340 hw = hw_arch[hw_dir].apply(config_target, strict: false)
3341 arch_srcs += hw.sources()
3342 arch_deps += hw.dependencies()
3344 arch_srcs += config_devices_h[target]
3345 link_args += ['@block.syms', '@qemu.syms']
3347 abi = config_target['TARGET_ABI_DIR']
3349 target_inc += common_user_inc
3350 if target_base_arch in target_user_arch
3351 t = target_user_arch[target_base_arch].apply(config_target, strict: false)
3352 arch_srcs += t.sources()
3353 arch_deps += t.dependencies()
3355 if 'CONFIG_LINUX_USER' in config_target
3356 base_dir = 'linux-user'
3358 if 'CONFIG_BSD_USER' in config_target
3359 base_dir = 'bsd-user'
3360 target_inc += include_directories('bsd-user/' / targetos)
3361 target_inc += include_directories('bsd-user/host/' / host_arch)
3362 dir = base_dir / abi
3363 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c')
3365 target_inc += include_directories(
3369 if 'CONFIG_LINUX_USER' in config_target
3370 dir = base_dir / abi
3371 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c')
3372 if config_target.has_key('TARGET_SYSTBL_ABI')
3374 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'],
3375 extra_args : config_target['TARGET_SYSTBL_ABI'])
3380 if 'TARGET_XML_FILES' in config_target
3381 gdbstub_xml = custom_target(target + '-gdbstub-xml.c',
3382 output: target + '-gdbstub-xml.c',
3383 input: files(config_target['TARGET_XML_FILES'].split()),
3384 command: [feature_to_c, '@INPUT@'],
3386 arch_srcs += gdbstub_xml
3389 t = target_arch[target_base_arch].apply(config_target, strict: false)
3390 arch_srcs += t.sources()
3391 arch_deps += t.dependencies()
3393 target_common = common_ss.apply(config_target, strict: false)
3394 objects = common_all.extract_objects(target_common.sources())
3395 deps = target_common.dependencies()
3397 target_specific = specific_ss.apply(config_target, strict: false)
3398 arch_srcs += target_specific.sources()
3399 arch_deps += target_specific.dependencies()
3401 lib = static_library('qemu-' + target,
3402 sources: arch_srcs + genh,
3403 dependencies: arch_deps,
3405 include_directories: target_inc,
3407 build_by_default: false,
3410 if target.endswith('-softmmu')
3412 'name': 'qemu-system-' + target_name,
3413 'win_subsystem': 'console',
3414 'sources': files('softmmu/main.c'),
3417 if targetos == 'windows' and (sdl.found() or gtk.found())
3419 'name': 'qemu-system-' + target_name + 'w',
3420 'win_subsystem': 'windows',
3421 'sources': files('softmmu/main.c'),
3425 if get_option('fuzzing')
3426 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false)
3428 'name': 'qemu-fuzz-' + target_name,
3429 'win_subsystem': 'console',
3430 'sources': specific_fuzz.sources(),
3431 'dependencies': specific_fuzz.dependencies(),
3436 'name': 'qemu-' + target_name,
3437 'win_subsystem': 'console',
3443 exe_name = exe['name']
3444 if targetos == 'darwin'
3445 exe_name += '-unsigned'
3448 emulator = executable(exe_name, exe['sources'],
3451 dependencies: arch_deps + deps + exe['dependencies'],
3452 objects: lib.extract_all_objects(recursive: true),
3453 link_language: link_language,
3454 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
3455 link_args: link_args,
3456 win_subsystem: exe['win_subsystem'])
3458 if targetos == 'darwin'
3459 icon = 'pc-bios/qemu.rsrc'
3460 build_input = [emulator, files(icon)]
3462 get_option('bindir') / exe_name,
3463 meson.current_source_dir() / icon
3465 if 'CONFIG_HVF' in config_target
3466 entitlements = 'accel/hvf/entitlements.plist'
3467 build_input += files(entitlements)
3468 install_input += meson.current_source_dir() / entitlements
3471 emulators += {exe['name'] : custom_target(exe['name'],
3473 output: exe['name'],
3474 command: [entitlement, '@OUTPUT@', '@INPUT@'])
3477 meson.add_install_script(entitlement, '--install',
3478 get_option('bindir') / exe['name'],
3481 emulators += {exe['name']: emulator}
3486 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false},
3487 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true},
3488 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
3489 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
3491 custom_target(exe['name'] + stp['ext'],
3492 input: trace_events_all,
3493 output: exe['name'] + stp['ext'],
3494 install: stp['install'],
3495 install_dir: get_option('datadir') / 'systemtap/tapset',
3497 tracetool, '--group=all', '--format=' + stp['fmt'],
3498 '--binary=' + stp['bin'],
3499 '--target-name=' + target_name,
3500 '--target-type=' + target_type,
3501 '--probe-prefix=qemu.' + target_type + '.' + target_name,
3502 '@INPUT@', '@OUTPUT@'
3504 depend_files: tracetool_depends)
3510 # Other build targets
3512 if 'CONFIG_PLUGIN' in config_host
3513 install_headers('include/qemu/qemu-plugin.h')
3518 # Don't build qemu-keymap if xkbcommon is not explicitly enabled
3519 # when we don't build tools or system
3520 if xkbcommon.found()
3521 # used for the update-keymaps target, so include rules even if !have_tools
3522 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh,
3523 dependencies: [qemuutil, xkbcommon], install: have_tools)
3527 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
3528 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)
3529 qemu_io = executable('qemu-io', files('qemu-io.c'),
3530 dependencies: [block, qemuutil], install: true)
3531 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'),
3532 dependencies: [blockdev, qemuutil, gnutls, selinux],
3535 subdir('storage-daemon')
3536 subdir('contrib/rdmacm-mux')
3537 subdir('contrib/elf2dmp')
3539 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'),
3540 dependencies: qemuutil,
3544 subdir('contrib/vhost-user-blk')
3545 subdir('contrib/vhost-user-gpu')
3546 subdir('contrib/vhost-user-input')
3547 subdir('contrib/vhost-user-scsi')
3550 if targetos == 'linux'
3551 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'),
3552 dependencies: [qemuutil, libcap_ng],
3554 install_dir: get_option('libexecdir'))
3556 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'),
3557 dependencies: [authz, crypto, io, qom, qemuutil,
3558 libcap_ng, mpathpersist],
3563 subdir('contrib/ivshmem-client')
3564 subdir('contrib/ivshmem-server')
3577 if host_machine.system() == 'windows'
3579 find_program('scripts/nsis.py'),
3581 get_option('prefix'),
3582 meson.current_source_dir(),
3585 '-DDISPLAYVERSION=' + meson.project_version(),
3588 nsis_cmd += '-DCONFIG_DOCUMENTATION=y'
3591 nsis_cmd += '-DCONFIG_GTK=y'
3594 nsis = custom_target('nsis',
3595 output: 'qemu-setup-' + meson.project_version() + '.exe',
3596 input: files('qemu.nsi'),
3597 build_always_stale: true,
3598 command: nsis_cmd + ['@INPUT@'])
3599 alias_target('installer', nsis)
3602 #########################
3603 # Configuration summary #
3604 #########################
3608 summary_info += {'Install prefix': get_option('prefix')}
3609 summary_info += {'BIOS directory': qemu_datadir}
3610 pathsep = targetos == 'windows' ? ';' : ':'
3611 summary_info += {'firmware path': pathsep.join(get_option('qemu_firmwarepath'))}
3612 summary_info += {'binary directory': get_option('prefix') / get_option('bindir')}
3613 summary_info += {'library directory': get_option('prefix') / get_option('libdir')}
3614 summary_info += {'module directory': qemu_moddir}
3615 summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')}
3616 summary_info += {'include directory': get_option('prefix') / get_option('includedir')}
3617 summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')}
3618 if targetos != 'windows'
3619 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')}
3620 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')}
3622 summary_info += {'local state directory': 'queried at runtime'}
3624 summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')}
3625 summary_info += {'Build directory': meson.current_build_dir()}
3626 summary_info += {'Source path': meson.current_source_dir()}
3627 summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']}
3628 summary(summary_info, bool_yn: true, section: 'Directories')
3632 summary_info += {'git': config_host['GIT']}
3633 summary_info += {'make': config_host['MAKE']}
3634 summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
3635 summary_info += {'sphinx-build': sphinx_build}
3636 if config_host.has_key('HAVE_GDB_BIN')
3637 summary_info += {'gdb': config_host['HAVE_GDB_BIN']}
3639 summary_info += {'iasl': iasl}
3640 summary_info += {'genisoimage': config_host['GENISOIMAGE']}
3641 if targetos == 'windows' and have_ga
3642 summary_info += {'wixl': wixl}
3644 if slirp.found() and have_system
3645 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false}
3647 summary(summary_info, bool_yn: true, section: 'Host binaries')
3649 # Configurable features
3651 summary_info += {'Documentation': build_docs}
3652 summary_info += {'system-mode emulation': have_system}
3653 summary_info += {'user-mode emulation': have_user}
3654 summary_info += {'block layer': have_block}
3655 summary_info += {'Install blobs': get_option('install_blobs')}
3656 summary_info += {'module support': config_host.has_key('CONFIG_MODULES')}
3657 if config_host.has_key('CONFIG_MODULES')
3658 summary_info += {'alternative module path': get_option('module_upgrades')}
3660 summary_info += {'fuzzing support': get_option('fuzzing')}
3662 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)}
3664 summary_info += {'Trace backends': ','.join(get_option('trace_backends'))}
3665 if 'simple' in get_option('trace_backends')
3666 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'}
3668 summary_info += {'D-Bus display': dbus_display}
3669 summary_info += {'QOM debugging': get_option('qom_cast_debug')}
3670 summary_info += {'vhost-kernel support': have_vhost_kernel}
3671 summary_info += {'vhost-net support': have_vhost_net}
3672 summary_info += {'vhost-user support': have_vhost_user}
3673 summary_info += {'vhost-user-crypto support': have_vhost_user_crypto}
3674 summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server}
3675 summary_info += {'vhost-vdpa support': have_vhost_vdpa}
3676 summary_info += {'build guest agent': have_ga}
3677 summary(summary_info, bool_yn: true, section: 'Configurable features')
3679 # Compilation information
3681 summary_info += {'host CPU': cpu}
3682 summary_info += {'host endianness': build_machine.endian()}
3683 summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())}
3684 summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())}
3685 if link_language == 'cpp'
3686 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())}
3688 summary_info += {'C++ compiler': false}
3690 if targetos == 'darwin'
3691 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())}
3693 summary_info += {'CFLAGS': ' '.join(get_option('c_args')
3694 + ['-O' + get_option('optimization')]
3695 + (get_option('debug') ? ['-g'] : []))}
3696 if link_language == 'cpp'
3697 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args')
3698 + ['-O' + get_option('optimization')]
3699 + (get_option('debug') ? ['-g'] : []))}
3701 if targetos == 'darwin'
3702 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args')
3703 + ['-O' + get_option('optimization')]
3704 + (get_option('debug') ? ['-g'] : []))}
3706 link_args = get_option(link_language + '_link_args')
3707 if link_args.length() > 0
3708 summary_info += {'LDFLAGS': ' '.join(link_args)}
3710 summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)}
3711 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)}
3712 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)}
3713 summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)}
3714 summary_info += {'profiler': get_option('profiler')}
3715 summary_info += {'link-time optimization (LTO)': get_option('b_lto')}
3716 summary_info += {'PIE': get_option('b_pie')}
3717 summary_info += {'static build': config_host.has_key('CONFIG_STATIC')}
3718 summary_info += {'malloc trim support': has_malloc_trim}
3719 summary_info += {'membarrier': have_membarrier}
3720 summary_info += {'debug stack usage': get_option('debug_stack_usage')}
3721 summary_info += {'mutex debugging': get_option('debug_mutex')}
3722 summary_info += {'memory allocator': get_option('malloc')}
3723 summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')}
3724 summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')}
3725 summary_info += {'gprof enabled': get_option('gprof')}
3726 summary_info += {'gcov': get_option('b_coverage')}
3727 summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')}
3728 summary_info += {'CFI support': get_option('cfi')}
3729 if get_option('cfi')
3730 summary_info += {'CFI debug support': get_option('cfi_debug')}
3732 summary_info += {'strip binaries': get_option('strip')}
3733 summary_info += {'sparse': sparse}
3734 summary_info += {'mingw32 support': targetos == 'windows'}
3735 summary(summary_info, bool_yn: true, section: 'Compilation')
3737 # snarf the cross-compilation information for tests
3740 foreach target: target_dirs
3741 tcg_mak = meson.current_build_dir() / 'tests/tcg' / 'config-' + target + '.mak'
3742 if fs.exists(tcg_mak)
3743 config_cross_tcg = keyval.load(tcg_mak)
3744 if 'CC' in config_cross_tcg
3745 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']}
3751 summary(summary_info, bool_yn: true, section: 'Cross compilers')
3754 # Targets and accelerators
3757 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')}
3758 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')}
3759 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')}
3760 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')}
3761 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')}
3762 summary_info += {'Xen support': xen.found()}
3764 summary_info += {'xen ctrl version': xen.version()}
3767 summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')}
3768 if config_all.has_key('CONFIG_TCG')
3769 if get_option('tcg_interpreter')
3770 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'}
3772 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)}
3774 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')}
3775 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')}
3777 summary_info += {'target list': ' '.join(target_dirs)}
3779 summary_info += {'default devices': get_option('default_devices')}
3780 summary_info += {'out of process emulation': multiprocess_allowed}
3781 summary_info += {'vfio-user server': vfio_user_server_allowed}
3783 summary(summary_info, bool_yn: true, section: 'Targets and accelerators')
3787 summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']}
3788 summary_info += {'coroutine pool': have_coroutine_pool}
3790 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')}
3791 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')}
3792 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')}
3793 summary_info += {'VirtFS support': have_virtfs}
3794 summary_info += {'build virtiofs daemon': have_virtiofsd}
3795 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')}
3796 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')}
3797 summary_info += {'bochs support': get_option('bochs').allowed()}
3798 summary_info += {'cloop support': get_option('cloop').allowed()}
3799 summary_info += {'dmg support': get_option('dmg').allowed()}
3800 summary_info += {'qcow v1 support': get_option('qcow1').allowed()}
3801 summary_info += {'vdi support': get_option('vdi').allowed()}
3802 summary_info += {'vvfat support': get_option('vvfat').allowed()}
3803 summary_info += {'qed support': get_option('qed').allowed()}
3804 summary_info += {'parallels support': get_option('parallels').allowed()}
3805 summary_info += {'FUSE exports': fuse}
3806 summary_info += {'VDUSE block exports': have_vduse_blk_export}
3808 summary(summary_info, bool_yn: true, section: 'Block layer support')
3812 summary_info += {'TLS priority': get_option('tls_priority')}
3813 summary_info += {'GNUTLS support': gnutls}
3815 summary_info += {' GNUTLS crypto': gnutls_crypto.found()}
3817 summary_info += {'libgcrypt': gcrypt}
3818 summary_info += {'nettle': nettle}
3820 summary_info += {' XTS': xts != 'private'}
3822 summary_info += {'AF_ALG support': have_afalg}
3823 summary_info += {'rng-none': get_option('rng_none')}
3824 summary_info += {'Linux keyring': have_keyring}
3825 summary(summary_info, bool_yn: true, section: 'Crypto')
3829 if targetos == 'darwin'
3830 summary_info += {'Cocoa support': cocoa}
3831 summary_info += {'vmnet.framework support': vmnet}
3833 summary_info += {'SDL support': sdl}
3834 summary_info += {'SDL image support': sdl_image}
3835 summary_info += {'GTK support': gtk}
3836 summary_info += {'pixman': pixman}
3837 summary_info += {'VTE support': vte}
3838 summary_info += {'slirp support': slirp}
3839 summary_info += {'libtasn1': tasn1}
3840 summary_info += {'PAM': pam}
3841 summary_info += {'iconv support': iconv}
3842 summary_info += {'curses support': curses}
3843 summary_info += {'virgl support': virgl}
3844 summary_info += {'curl support': curl}
3845 summary_info += {'Multipath support': mpathpersist}
3846 summary_info += {'PNG support': png}
3847 summary_info += {'VNC support': vnc}
3849 summary_info += {'VNC SASL support': sasl}
3850 summary_info += {'VNC JPEG support': jpeg}
3852 if targetos not in ['darwin', 'haiku', 'windows']
3853 summary_info += {'OSS support': oss}
3854 summary_info += {'sndio support': sndio}
3855 elif targetos == 'darwin'
3856 summary_info += {'CoreAudio support': coreaudio}
3857 elif targetos == 'windows'
3858 summary_info += {'DirectSound support': dsound}
3860 if targetos == 'linux'
3861 summary_info += {'ALSA support': alsa}
3862 summary_info += {'PulseAudio support': pulse}
3864 summary_info += {'JACK support': jack}
3865 summary_info += {'brlapi support': brlapi}
3866 summary_info += {'vde support': vde}
3867 summary_info += {'netmap support': have_netmap}
3868 summary_info += {'l2tpv3 support': have_l2tpv3}
3869 summary_info += {'Linux AIO support': libaio}
3870 summary_info += {'Linux io_uring support': linux_io_uring}
3871 summary_info += {'ATTR/XATTR support': libattr}
3872 summary_info += {'RDMA support': rdma}
3873 summary_info += {'PVRDMA support': have_pvrdma}
3874 summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt}
3875 summary_info += {'libcap-ng support': libcap_ng}
3876 summary_info += {'bpf support': libbpf}
3877 summary_info += {'spice protocol support': spice_protocol}
3878 if spice_protocol.found()
3879 summary_info += {' spice server support': spice}
3881 summary_info += {'rbd support': rbd}
3882 summary_info += {'smartcard support': cacard}
3883 summary_info += {'U2F support': u2f}
3884 summary_info += {'libusb': libusb}
3885 summary_info += {'usb net redir': usbredir}
3886 summary_info += {'OpenGL support (epoxy)': opengl}
3887 summary_info += {'GBM': gbm}
3888 summary_info += {'libiscsi support': libiscsi}
3889 summary_info += {'libnfs support': libnfs}
3890 if targetos == 'windows'
3892 summary_info += {'QGA VSS support': have_qga_vss}
3895 summary_info += {'seccomp support': seccomp}
3896 summary_info += {'GlusterFS support': glusterfs}
3897 summary_info += {'TPM support': have_tpm}
3898 summary_info += {'libssh support': libssh}
3899 summary_info += {'lzo support': lzo}
3900 summary_info += {'snappy support': snappy}
3901 summary_info += {'bzip2 support': libbzip2}
3902 summary_info += {'lzfse support': liblzfse}
3903 summary_info += {'zstd support': zstd}
3904 summary_info += {'NUMA host support': numa}
3905 summary_info += {'capstone': capstone}
3906 summary_info += {'libpmem support': libpmem}
3907 summary_info += {'libdaxctl support': libdaxctl}
3908 summary_info += {'libudev': libudev}
3909 # Dummy dependency, keep .found()
3910 summary_info += {'FUSE lseek': fuse_lseek.found()}
3911 summary_info += {'selinux': selinux}
3912 summary(summary_info, bool_yn: true, section: 'Dependencies')
3914 if not supported_cpus.contains(cpu)
3916 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!')
3918 message('CPU host architecture ' + cpu + ' support is not currently maintained.')
3919 message('The QEMU project intends to remove support for this host CPU in')
3920 message('a future release if nobody volunteers to maintain it and to')
3921 message('provide a build host for our continuous integration setup.')
3922 message('configure has succeeded and you can continue to build, but')
3923 message('if you care about QEMU on this platform you should contact')
3924 message('us upstream at qemu-devel@nongnu.org.')
3927 if not supported_oses.contains(targetos)
3929 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!')
3931 message('Host OS ' + targetos + 'support is not currently maintained.')
3932 message('The QEMU project intends to remove support for this host OS in')
3933 message('a future release if nobody volunteers to maintain it and to')
3934 message('provide a build host for our continuous integration setup.')
3935 message('configure has succeeded and you can continue to build, but')
3936 message('if you care about QEMU on this platform you should contact')
3937 message('us upstream at qemu-devel@nongnu.org.')