1 project('qemu', ['c'], meson_version: '>=0.59.3',
2 default_options: ['warning_level=1', 'c_std=gnu11', 'cpp_std=gnu++11', 'b_colorout=auto',
3 'b_staticpic=false', 'stdsplit=false', 'optimization=2', 'b_pie=true'],
4 version: files('VERSION'))
6 add_test_setup('quick', exclude_suites: ['slow', 'thorough'], is_default: true)
7 add_test_setup('slow', exclude_suites: ['thorough'], env: ['G_TEST_SLOW=1', 'SPEED=slow'])
8 add_test_setup('thorough', env: ['G_TEST_SLOW=1', 'SPEED=thorough'])
10 not_found = dependency('', required: false)
11 keyval = import('keyval')
12 ss = import('sourceset')
15 sh = find_program('sh')
16 cc = meson.get_compiler('c')
17 config_host = keyval.load(meson.current_build_dir() / 'config-host.mak')
18 enable_modules = 'CONFIG_MODULES' in config_host
19 enable_static = 'CONFIG_STATIC' in config_host
21 # Allow both shared and static libraries unless --enable-static
22 static_kwargs = enable_static ? {'static': true} : {}
24 # Temporary directory used for files created while
25 # configure runs. Since it is in the build directory
26 # we can safely blow away any previous version of it
27 # (and we need not jump through hoops to try to delete
28 # it when configure exits.)
29 tmpdir = meson.current_build_dir() / 'meson-private/temp'
31 if get_option('qemu_suffix').startswith('/')
32 error('qemu_suffix cannot start with a /')
35 qemu_confdir = get_option('sysconfdir') / get_option('qemu_suffix')
36 qemu_datadir = get_option('datadir') / get_option('qemu_suffix')
37 qemu_docdir = get_option('docdir') / get_option('qemu_suffix')
38 qemu_moddir = get_option('libdir') / get_option('qemu_suffix')
40 qemu_desktopdir = get_option('datadir') / 'applications'
41 qemu_icondir = get_option('datadir') / 'icons'
43 config_host_data = configuration_data()
45 qapi_trace_events = []
47 bsd_oses = ['gnu/kfreebsd', 'freebsd', 'netbsd', 'openbsd', 'dragonfly', 'darwin']
48 supported_oses = ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', 'sunos', 'linux']
49 supported_cpus = ['ppc', 'ppc64', 's390x', 'riscv', 'x86', 'x86_64',
50 'arm', 'aarch64', 'loongarch64', 'mips', 'mips64', 'sparc', 'sparc64']
52 cpu = host_machine.cpu_family()
54 # Unify riscv* to a single family.
55 if cpu in ['riscv32', 'riscv64']
59 targetos = host_machine.system()
61 target_dirs = config_host['TARGET_DIRS'].split()
62 have_linux_user = false
65 foreach target : target_dirs
66 have_linux_user = have_linux_user or target.endswith('linux-user')
67 have_bsd_user = have_bsd_user or target.endswith('bsd-user')
68 have_system = have_system or target.endswith('-softmmu')
70 have_user = have_linux_user or have_bsd_user
71 have_tools = get_option('tools') \
72 .disable_auto_if(not have_system) \
74 have_ga = get_option('guest_agent') \
75 .disable_auto_if(not have_system and not have_tools) \
76 .require(targetos in ['sunos', 'linux', 'windows'],
77 error_message: 'unsupported OS for QEMU guest agent') \
79 have_block = have_system or have_tools
81 python = import('python').find_installation()
83 if cpu not in supported_cpus
93 if cpu in ['x86', 'x86_64']
94 kvm_targets = ['i386-softmmu', 'x86_64-softmmu']
96 kvm_targets = ['aarch64-softmmu']
98 kvm_targets = ['s390x-softmmu']
99 elif cpu in ['ppc', 'ppc64']
100 kvm_targets = ['ppc-softmmu', 'ppc64-softmmu']
101 elif cpu in ['mips', 'mips64']
102 kvm_targets = ['mips-softmmu', 'mipsel-softmmu', 'mips64-softmmu', 'mips64el-softmmu']
103 elif cpu in ['riscv']
104 kvm_targets = ['riscv32-softmmu', 'riscv64-softmmu']
110 if get_option('kvm').allowed() and targetos == 'linux'
111 kvm_targets_c = '"' + '" ,"'.join(kvm_targets) + '"'
113 config_host_data.set('CONFIG_KVM_TARGETS', kvm_targets_c)
115 accelerator_targets = { 'CONFIG_KVM': kvm_targets }
117 if cpu in ['aarch64']
118 accelerator_targets += {
119 'CONFIG_HVF': ['aarch64-softmmu']
123 if cpu in ['x86', 'x86_64', 'arm', 'aarch64']
124 # i386 emulator provides xenpv machine type for multiple architectures
125 accelerator_targets += {
126 'CONFIG_XEN': ['i386-softmmu', 'x86_64-softmmu'],
129 if cpu in ['x86', 'x86_64']
130 accelerator_targets += {
131 'CONFIG_HAX': ['i386-softmmu', 'x86_64-softmmu'],
132 'CONFIG_HVF': ['x86_64-softmmu'],
133 'CONFIG_NVMM': ['i386-softmmu', 'x86_64-softmmu'],
134 'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'],
139 # Darwin does not support references to thread-local variables in modules
140 if targetos != 'darwin'
141 modular_tcg = ['i386-softmmu', 'x86_64-softmmu']
144 edk2_targets = [ 'arm-softmmu', 'aarch64-softmmu', 'i386-softmmu', 'x86_64-softmmu' ]
145 unpack_edk2_blobs = false
146 foreach target : edk2_targets
147 if target in target_dirs
148 bzip2 = find_program('bzip2', required: get_option('install_blobs'))
149 unpack_edk2_blobs = bzip2.found()
156 if 'dtrace' in get_option('trace_backends')
157 dtrace = find_program('dtrace', required: true)
158 stap = find_program('stap', required: false)
160 # Workaround to avoid dtrace(1) producing a file with 'hidden' symbol
161 # visibility. Define STAP_SDT_V2 to produce 'default' symbol visibility
162 # instead. QEMU --enable-modules depends on this because the SystemTap
163 # semaphores are linked into the main binary and not the module's shared
165 add_global_arguments('-DSTAP_SDT_V2',
166 native: false, language: ['c', 'cpp', 'objc'])
170 if get_option('iasl') == ''
171 iasl = find_program('iasl', required: false)
173 iasl = find_program(get_option('iasl'), required: true)
180 qemu_cflags = config_host['QEMU_CFLAGS'].split()
181 qemu_cxxflags = config_host['QEMU_CXXFLAGS'].split()
182 qemu_objcflags = config_host['QEMU_OBJCFLAGS'].split()
183 qemu_ldflags = config_host['QEMU_LDFLAGS'].split()
185 if targetos == 'windows'
186 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--no-seh', '-Wl,--nxcompat')
187 # Disable ASLR for debug builds to allow debugging with gdb
188 if get_option('optimization') == '0'
189 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--dynamicbase')
193 if get_option('gprof')
194 qemu_cflags += ['-p']
195 qemu_cxxflags += ['-p']
196 qemu_objcflags += ['-p']
197 qemu_ldflags += ['-p']
200 # Specify linker-script with add_project_link_arguments so that it is not placed
201 # within a linker --start-group/--end-group pair
202 if get_option('fuzzing')
203 add_project_link_arguments(['-Wl,-T,',
204 (meson.current_source_dir() / 'tests/qtest/fuzz/fork_fuzz.ld')],
205 native: false, language: ['c', 'cpp', 'objc'])
207 # Specify a filter to only instrument code that is directly related to
209 configure_file(output: 'instrumentation-filter',
210 input: 'scripts/oss-fuzz/instrumentation-filter-template',
213 if cc.compiles('int main () { return 0; }',
214 name: '-fsanitize-coverage-allowlist=/dev/null',
215 args: ['-fsanitize-coverage-allowlist=/dev/null',
216 '-fsanitize-coverage=trace-pc'] )
217 add_global_arguments('-fsanitize-coverage-allowlist=instrumentation-filter',
218 native: false, language: ['c', 'cpp', 'objc'])
221 if get_option('fuzzing_engine') == ''
222 # Add CFLAGS to tell clang to add fuzzer-related instrumentation to all the
223 # compiled code. To build non-fuzzer binaries with --enable-fuzzing, link
224 # everything with fsanitize=fuzzer-no-link. Otherwise, the linker will be
225 # unable to bind the fuzzer-related callbacks added by instrumentation.
226 add_global_arguments('-fsanitize=fuzzer-no-link',
227 native: false, language: ['c', 'cpp', 'objc'])
228 add_global_link_arguments('-fsanitize=fuzzer-no-link',
229 native: false, language: ['c', 'cpp', 'objc'])
230 # For the actual fuzzer binaries, we need to link against the libfuzzer
231 # library. They need to be configurable, to support OSS-Fuzz
232 fuzz_exe_ldflags = ['-fsanitize=fuzzer']
234 # LIB_FUZZING_ENGINE was set; assume we are running on OSS-Fuzz, and
235 # the needed CFLAGS have already been provided
236 fuzz_exe_ldflags = get_option('fuzzing_engine').split()
240 add_global_arguments(qemu_cflags, native: false, language: ['c'])
241 add_global_arguments(qemu_cxxflags, native: false, language: ['cpp'])
242 add_global_arguments(qemu_objcflags, native: false, language: ['objc'])
243 add_global_link_arguments(qemu_ldflags, native: false, language: ['c', 'cpp', 'objc'])
245 if targetos == 'linux'
246 add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers',
247 '-isystem', 'linux-headers',
248 language: ['c', 'cpp'])
251 add_project_arguments('-iquote', '.',
252 '-iquote', meson.current_source_dir(),
253 '-iquote', meson.current_source_dir() / 'include',
254 language: ['c', 'cpp', 'objc'])
256 link_language = meson.get_external_property('link_language', 'cpp')
257 if link_language == 'cpp'
258 add_languages('cpp', required: true, native: false)
259 cxx = meson.get_compiler('cpp')
264 if host_machine.system() == 'darwin'
265 add_languages('objc', required: false, native: false)
268 sparse = find_program('cgcc', required: get_option('sparse'))
271 command: [find_program('scripts/check_sparse.py'),
272 'compile_commands.json', sparse.full_path(), '-Wbitwise',
273 '-Wno-transparent-union', '-Wno-old-initializer',
274 '-Wno-non-pointer-null'])
277 ###########################################
278 # Target-specific checks and dependencies #
279 ###########################################
282 if get_option('fuzzing') and get_option('fuzzing_engine') == '' and \
285 #include <sys/types.h>
286 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
287 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
289 args: ['-Werror', '-fsanitize=fuzzer'])
290 error('Your compiler does not support -fsanitize=fuzzer')
294 if 'ftrace' in get_option('trace_backends') and targetos != 'linux'
295 error('ftrace is supported only on Linux')
297 if 'syslog' in get_option('trace_backends') and not cc.compiles('''
300 openlog("qemu", LOG_PID, LOG_DAEMON);
301 syslog(LOG_INFO, "configure");
304 error('syslog is not supported on this system')
307 # Miscellaneous Linux-only features
308 get_option('mpath') \
309 .require(targetos == 'linux', error_message: 'Multipath is supported only on Linux')
311 multiprocess_allowed = get_option('multiprocess') \
312 .require(targetos == 'linux', error_message: 'Multiprocess QEMU is supported only on Linux') \
315 vfio_user_server_allowed = get_option('vfio_user_server') \
316 .require(targetos == 'linux', error_message: 'vfio-user server is supported only on Linux') \
319 have_tpm = get_option('tpm') \
320 .require(targetos != 'windows', error_message: 'TPM emulation only available on POSIX systems') \
324 have_vhost_user = get_option('vhost_user') \
325 .disable_auto_if(targetos != 'linux') \
326 .require(targetos != 'windows',
327 error_message: 'vhost-user is not available on Windows').allowed()
328 have_vhost_vdpa = get_option('vhost_vdpa') \
329 .require(targetos == 'linux',
330 error_message: 'vhost-vdpa is only available on Linux').allowed()
331 have_vhost_kernel = get_option('vhost_kernel') \
332 .require(targetos == 'linux',
333 error_message: 'vhost-kernel is only available on Linux').allowed()
334 have_vhost_user_crypto = get_option('vhost_crypto') \
335 .require(have_vhost_user,
336 error_message: 'vhost-crypto requires vhost-user to be enabled').allowed()
338 have_vhost = have_vhost_user or have_vhost_vdpa or have_vhost_kernel
340 have_vhost_net_user = have_vhost_user and get_option('vhost_net').allowed()
341 have_vhost_net_vdpa = have_vhost_vdpa and get_option('vhost_net').allowed()
342 have_vhost_net_kernel = have_vhost_kernel and get_option('vhost_net').allowed()
343 have_vhost_net = have_vhost_net_kernel or have_vhost_net_user or have_vhost_net_vdpa
345 # Target-specific libraries and flags
346 libm = cc.find_library('m', required: false)
347 threads = dependency('threads')
348 util = cc.find_library('util', required: false)
354 emulator_link_args = []
360 if targetos == 'windows'
361 midl = find_program('midl', required: false)
362 widl = find_program('widl', required: false)
363 socket = cc.find_library('ws2_32')
364 winmm = cc.find_library('winmm')
366 win = import('windows')
367 version_res = win.compile_resources('version.rc',
368 depend_files: files('pc-bios/qemu-nsis.ico'),
369 include_directories: include_directories('.'))
371 elif targetos == 'darwin'
372 coref = dependency('appleframeworks', modules: 'CoreFoundation')
373 iokit = dependency('appleframeworks', modules: 'IOKit', required: false)
374 host_dsosuf = '.dylib'
375 elif targetos == 'sunos'
376 socket = [cc.find_library('socket'),
377 cc.find_library('nsl'),
378 cc.find_library('resolv')]
379 elif targetos == 'haiku'
380 socket = [cc.find_library('posix_error_mapper'),
381 cc.find_library('network'),
382 cc.find_library('bsd')]
383 elif targetos == 'openbsd'
384 if get_option('tcg').allowed() and target_dirs.length() > 0
385 # Disable OpenBSD W^X if available
386 emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded')
390 # Target-specific configuration of accelerators
392 if get_option('kvm').allowed() and targetos == 'linux'
393 accelerators += 'CONFIG_KVM'
395 if get_option('whpx').allowed() and targetos == 'windows'
396 if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64'
397 error('WHPX requires 64-bit host')
398 elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \
399 cc.has_header('WinHvEmulation.h', required: get_option('whpx'))
400 accelerators += 'CONFIG_WHPX'
403 if get_option('hvf').allowed()
404 hvf = dependency('appleframeworks', modules: 'Hypervisor',
405 required: get_option('hvf'))
407 accelerators += 'CONFIG_HVF'
410 if get_option('hax').allowed()
411 if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd']
412 accelerators += 'CONFIG_HAX'
415 if targetos == 'netbsd'
416 nvmm = cc.find_library('nvmm', required: get_option('nvmm'))
418 accelerators += 'CONFIG_NVMM'
423 if get_option('tcg').allowed()
424 if host_arch == 'unknown'
425 if get_option('tcg_interpreter')
426 warning('Unsupported CPU @0@, will use TCG with TCI (slow)'.format(cpu))
428 error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu))
430 elif get_option('tcg_interpreter')
431 warning('Use of the TCG interpreter is not recommended on this host')
432 warning('architecture. There is a native TCG execution backend available')
433 warning('which provides substantially better performance and reliability.')
434 warning('It is strongly recommended to remove the --enable-tcg-interpreter')
435 warning('configuration option on this architecture to use the native')
438 if get_option('tcg_interpreter')
440 elif host_arch == 'sparc64'
442 elif host_arch == 'x86_64'
444 elif host_arch == 'ppc64'
447 add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch,
448 language: ['c', 'cpp', 'objc'])
450 accelerators += 'CONFIG_TCG'
451 config_host += { 'CONFIG_TCG': 'y' }
454 if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled()
455 error('KVM not available on this platform')
457 if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled()
458 error('HVF not available on this platform')
460 if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled()
461 error('NVMM not available on this platform')
463 if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled()
464 error('WHPX not available on this platform')
471 # The path to glib.h is added to all compilation commands. This was
472 # grandfathered in from the QEMU Makefiles.
473 add_project_arguments(config_host['GLIB_CFLAGS'].split(),
474 native: false, language: ['c', 'cpp', 'objc'])
475 glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(),
476 link_args: config_host['GLIB_LIBS'].split(),
477 version: config_host['GLIB_VERSION'],
479 'bindir': config_host['GLIB_BINDIR'],
481 # override glib dep with the configure results (for subprojects)
482 meson.override_dependency('glib-2.0', glib)
485 gdbus_codegen = not_found
486 if not get_option('gio').auto() or have_system
487 gio = dependency('gio-2.0', required: get_option('gio'),
488 method: 'pkg-config', kwargs: static_kwargs)
489 if gio.found() and not cc.links('''
493 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0);
495 }''', dependencies: [glib, gio])
496 if get_option('gio').enabled()
497 error('The installed libgio is broken for static linking')
502 gdbus_codegen = find_program(gio.get_variable('gdbus_codegen'),
503 required: get_option('gio'))
504 gio_unix = dependency('gio-unix-2.0', required: get_option('gio'),
505 method: 'pkg-config', kwargs: static_kwargs)
506 gio = declare_dependency(dependencies: [gio, gio_unix],
507 version: gio.version())
512 if 'ust' in get_option('trace_backends')
513 lttng = dependency('lttng-ust', required: true, version: '>= 2.1',
514 method: 'pkg-config', kwargs: static_kwargs)
517 if have_system or have_tools
518 pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8',
519 method: 'pkg-config', kwargs: static_kwargs)
521 zlib = dependency('zlib', required: true, kwargs: static_kwargs)
524 if not get_option('linux_aio').auto() or have_block
525 libaio = cc.find_library('aio', has_headers: ['libaio.h'],
526 required: get_option('linux_aio'),
527 kwargs: static_kwargs)
530 linux_io_uring_test = '''
531 #include <liburing.h>
532 #include <linux/errqueue.h>
534 int main(void) { return 0; }'''
536 linux_io_uring = not_found
537 if not get_option('linux_io_uring').auto() or have_block
538 linux_io_uring = dependency('liburing', version: '>=0.3',
539 required: get_option('linux_io_uring'),
540 method: 'pkg-config', kwargs: static_kwargs)
541 if not cc.links(linux_io_uring_test)
542 linux_io_uring = not_found
547 if not get_option('libnfs').auto() or have_block
548 libnfs = dependency('libnfs', version: '>=1.9.3',
549 required: get_option('libnfs'),
550 method: 'pkg-config', kwargs: static_kwargs)
555 #include <sys/types.h>
556 #ifdef CONFIG_LIBATTR
557 #include <attr/xattr.h>
559 #include <sys/xattr.h>
561 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }'''
564 have_old_libattr = false
565 if get_option('attr').allowed()
566 if cc.links(libattr_test)
567 libattr = declare_dependency()
569 libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'],
570 required: get_option('attr'),
571 kwargs: static_kwargs)
572 if libattr.found() and not \
573 cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR')
575 if get_option('attr').enabled()
576 error('could not link libattr')
578 warning('could not link libattr, disabling')
581 have_old_libattr = libattr.found()
586 cocoa = dependency('appleframeworks', modules: 'Cocoa', required: get_option('cocoa'))
587 if cocoa.found() and get_option('sdl').enabled()
588 error('Cocoa and SDL cannot be enabled at the same time')
590 if cocoa.found() and get_option('gtk').enabled()
591 error('Cocoa and GTK+ cannot be enabled at the same time')
594 vmnet = dependency('appleframeworks', modules: 'vmnet', required: get_option('vmnet'))
595 if vmnet.found() and not cc.has_header_symbol('vmnet/vmnet.h',
596 'VMNET_BRIDGED_MODE',
599 if get_option('vmnet').enabled()
600 error('vmnet.framework API is outdated')
602 warning('vmnet.framework API is outdated, disabling')
607 if not get_option('seccomp').auto() or have_system or have_tools
608 seccomp = dependency('libseccomp', version: '>=2.3.0',
609 required: get_option('seccomp'),
610 method: 'pkg-config', kwargs: static_kwargs)
613 libcap_ng = not_found
614 if not get_option('cap_ng').auto() or have_system or have_tools
615 libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'],
616 required: get_option('cap_ng'),
617 kwargs: static_kwargs)
619 if libcap_ng.found() and not cc.links('''
623 capng_capability_to_name(CAPNG_EFFECTIVE);
625 }''', dependencies: libcap_ng)
626 libcap_ng = not_found
627 if get_option('cap_ng').enabled()
628 error('could not link libcap-ng')
630 warning('could not link libcap-ng, disabling')
634 if get_option('xkbcommon').auto() and not have_system and not have_tools
635 xkbcommon = not_found
637 xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'),
638 method: 'pkg-config', kwargs: static_kwargs)
642 if not get_option('vde').auto() or have_system or have_tools
643 vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'],
644 required: get_option('vde'),
645 kwargs: static_kwargs)
647 if vde.found() and not cc.links('''
648 #include <libvdeplug.h>
651 struct vde_open_args a = {0, 0, 0};
655 }''', dependencies: vde)
657 if get_option('cap_ng').enabled()
658 error('could not link libvdeplug')
660 warning('could not link libvdeplug, disabling')
665 if not get_option('pa').auto() or (targetos == 'linux' and have_system)
666 pulse = dependency('libpulse', required: get_option('pa'),
667 method: 'pkg-config', kwargs: static_kwargs)
670 if not get_option('alsa').auto() or (targetos == 'linux' and have_system)
671 alsa = dependency('alsa', required: get_option('alsa'),
672 method: 'pkg-config', kwargs: static_kwargs)
675 if not get_option('jack').auto() or have_system
676 jack = dependency('jack', required: get_option('jack'),
677 method: 'pkg-config', kwargs: static_kwargs)
680 spice_protocol = not_found
681 if not get_option('spice_protocol').auto() or have_system
682 spice_protocol = dependency('spice-protocol', version: '>=0.12.3',
683 required: get_option('spice_protocol'),
684 method: 'pkg-config', kwargs: static_kwargs)
687 if not get_option('spice').auto() or have_system
688 spice = dependency('spice-server', version: '>=0.12.5',
689 required: get_option('spice'),
690 method: 'pkg-config', kwargs: static_kwargs)
692 spice_headers = spice.partial_dependency(compile_args: true, includes: true)
694 rt = cc.find_library('rt', required: false)
697 if not get_option('libiscsi').auto() or have_block
698 libiscsi = dependency('libiscsi', version: '>=1.9.0',
699 required: get_option('libiscsi'),
700 method: 'pkg-config', kwargs: static_kwargs)
703 if not get_option('zstd').auto() or have_block
704 zstd = dependency('libzstd', version: '>=1.4.0',
705 required: get_option('zstd'),
706 method: 'pkg-config', kwargs: static_kwargs)
710 have_vhost_user_gpu = have_tools and targetos == 'linux' and pixman.found()
711 if not get_option('virglrenderer').auto() or have_system or have_vhost_user_gpu
712 virgl = dependency('virglrenderer',
713 method: 'pkg-config',
714 required: get_option('virglrenderer'),
715 kwargs: static_kwargs)
718 if not get_option('curl').auto() or have_block
719 curl = dependency('libcurl', version: '>=7.29.0',
720 method: 'pkg-config',
721 required: get_option('curl'),
722 kwargs: static_kwargs)
725 if targetos == 'linux' and (have_system or have_tools)
726 libudev = dependency('libudev',
727 method: 'pkg-config',
728 required: get_option('libudev'),
729 kwargs: static_kwargs)
732 mpathlibs = [libudev]
733 mpathpersist = not_found
734 mpathpersist_new_api = false
735 if targetos == 'linux' and have_tools and get_option('mpath').allowed()
736 mpath_test_source_new = '''
738 #include <mpath_persist.h>
739 unsigned mpath_mx_alloc_len = 1024;
741 static struct config *multipath_conf;
742 extern struct udev *udev;
743 extern struct config *get_multipath_config(void);
744 extern void put_multipath_config(struct config *conf);
746 struct config *get_multipath_config(void) { return multipath_conf; }
747 void put_multipath_config(struct config *conf) { }
750 multipath_conf = mpath_lib_init();
753 mpath_test_source_old = '''
755 #include <mpath_persist.h>
756 unsigned mpath_mx_alloc_len = 1024;
759 struct udev *udev = udev_new();
760 mpath_lib_init(udev);
763 libmpathpersist = cc.find_library('mpathpersist',
764 required: get_option('mpath'),
765 kwargs: static_kwargs)
766 if libmpathpersist.found()
767 mpathlibs += libmpathpersist
769 mpathlibs += cc.find_library('devmapper',
770 required: get_option('mpath'),
771 kwargs: static_kwargs)
773 mpathlibs += cc.find_library('multipath',
774 required: get_option('mpath'),
775 kwargs: static_kwargs)
776 foreach lib: mpathlibs
782 if mpathlibs.length() == 0
783 msg = 'Dependencies missing for libmpathpersist'
784 elif cc.links(mpath_test_source_new, dependencies: mpathlibs)
785 mpathpersist = declare_dependency(dependencies: mpathlibs)
786 mpathpersist_new_api = true
787 elif cc.links(mpath_test_source_old, dependencies: mpathlibs)
788 mpathpersist = declare_dependency(dependencies: mpathlibs)
790 msg = 'Cannot detect libmpathpersist API'
792 if not mpathpersist.found()
793 if get_option('mpath').enabled()
796 warning(msg + ', disabling')
804 if have_system and get_option('curses').allowed()
806 #if defined(__APPLE__) || defined(__OpenBSD__)
807 #define _XOPEN_SOURCE_EXTENDED 1
814 setlocale(LC_ALL, "");
816 addwstr(L"wide chars\n");
818 add_wch(WACS_DEGREE);
822 curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw']
823 foreach curses_dep : curses_dep_list
824 if not curses.found()
825 curses = dependency(curses_dep,
827 method: 'pkg-config',
828 kwargs: static_kwargs)
831 msg = get_option('curses').enabled() ? 'curses library not found' : ''
832 curses_compile_args = ['-DNCURSES_WIDECHAR=1']
834 if cc.links(curses_test, args: curses_compile_args, dependencies: [curses])
835 curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses])
837 msg = 'curses package not usable'
841 if not curses.found()
842 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
843 if targetos != 'windows' and not has_curses_h
844 message('Trying with /usr/include/ncursesw')
845 curses_compile_args += ['-I/usr/include/ncursesw']
846 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
849 curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw'])
850 foreach curses_libname : curses_libname_list
851 libcurses = cc.find_library(curses_libname,
853 kwargs: static_kwargs)
855 if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses)
856 curses = declare_dependency(compile_args: curses_compile_args,
857 dependencies: [libcurses])
860 msg = 'curses library not usable'
866 if get_option('iconv').allowed()
867 foreach link_args : [ ['-liconv'], [] ]
868 # Programs will be linked with glib and this will bring in libiconv on FreeBSD.
869 # We need to use libiconv if available because mixing libiconv's headers with
870 # the system libc does not work.
871 # However, without adding glib to the dependencies -L/usr/local/lib will not be
872 # included in the command line and libiconv will not be found.
876 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
877 return conv != (iconv_t) -1;
878 }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args)
879 iconv = declare_dependency(link_args: link_args, dependencies: glib)
884 if curses.found() and not iconv.found()
885 if get_option('iconv').enabled()
886 error('iconv not available')
888 msg = 'iconv required for curses UI but not available'
891 if not curses.found() and msg != ''
892 if get_option('curses').enabled()
895 warning(msg + ', disabling')
901 if not get_option('brlapi').auto() or have_system
902 brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'],
903 required: get_option('brlapi'),
904 kwargs: static_kwargs)
905 if brlapi.found() and not cc.links('''
908 int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi)
910 if get_option('brlapi').enabled()
911 error('could not link brlapi')
913 warning('could not link brlapi, disabling')
919 if not get_option('sdl').auto() or (have_system and not cocoa.found())
920 sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs)
921 sdl_image = not_found
924 # work around 2.0.8 bug
925 sdl = declare_dependency(compile_args: '-Wno-undef',
927 sdl_image = dependency('SDL2_image', required: get_option('sdl_image'),
928 method: 'pkg-config', kwargs: static_kwargs)
930 if get_option('sdl_image').enabled()
931 error('sdl-image required, but SDL was @0@'.format(
932 get_option('sdl').disabled() ? 'disabled' : 'not found'))
934 sdl_image = not_found
938 if not get_option('rbd').auto() or have_block
939 librados = cc.find_library('rados', required: get_option('rbd'),
940 kwargs: static_kwargs)
941 librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'],
942 required: get_option('rbd'),
943 kwargs: static_kwargs)
944 if librados.found() and librbd.found()
947 #include <rbd/librbd.h>
950 rados_create(&cluster, NULL);
951 #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0)
955 }''', dependencies: [librbd, librados])
956 rbd = declare_dependency(dependencies: [librbd, librados])
957 elif get_option('rbd').enabled()
958 error('librbd >= 1.12.0 required')
960 warning('librbd >= 1.12.0 not found, disabling')
965 glusterfs = not_found
966 glusterfs_ftruncate_has_stat = false
967 glusterfs_iocb_has_stat = false
968 if not get_option('glusterfs').auto() or have_block
969 glusterfs = dependency('glusterfs-api', version: '>=3',
970 required: get_option('glusterfs'),
971 method: 'pkg-config', kwargs: static_kwargs)
973 glusterfs_ftruncate_has_stat = cc.links('''
974 #include <glusterfs/api/glfs.h>
979 /* new glfs_ftruncate() passes two additional args */
980 return glfs_ftruncate(NULL, 0, NULL, NULL);
982 ''', dependencies: glusterfs)
983 glusterfs_iocb_has_stat = cc.links('''
984 #include <glusterfs/api/glfs.h>
986 /* new glfs_io_cbk() passes two additional glfs_stat structs */
988 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
994 glfs_io_cbk iocb = &glusterfs_iocb;
995 iocb(NULL, 0 , NULL, NULL, NULL);
998 ''', dependencies: glusterfs)
1003 if not get_option('libssh').auto() or have_block
1004 libssh = dependency('libssh', version: '>=0.8.7',
1005 method: 'pkg-config',
1006 required: get_option('libssh'),
1007 kwargs: static_kwargs)
1010 libbzip2 = not_found
1011 if not get_option('bzip2').auto() or have_block
1012 libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'],
1013 required: get_option('bzip2'),
1014 kwargs: static_kwargs)
1015 if libbzip2.found() and not cc.links('''
1017 int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2)
1018 libbzip2 = not_found
1019 if get_option('bzip2').enabled()
1020 error('could not link libbzip2')
1022 warning('could not link libbzip2, disabling')
1027 liblzfse = not_found
1028 if not get_option('lzfse').auto() or have_block
1029 liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'],
1030 required: get_option('lzfse'),
1031 kwargs: static_kwargs)
1033 if liblzfse.found() and not cc.links('''
1035 int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse)
1036 liblzfse = not_found
1037 if get_option('lzfse').enabled()
1038 error('could not link liblzfse')
1040 warning('could not link liblzfse, disabling')
1045 if get_option('oss').allowed() and have_system
1046 if not cc.has_header('sys/soundcard.h')
1048 elif targetos == 'netbsd'
1049 oss = cc.find_library('ossaudio', required: get_option('oss'),
1050 kwargs: static_kwargs)
1052 oss = declare_dependency()
1056 if get_option('oss').enabled()
1057 error('OSS not found')
1062 if not get_option('dsound').auto() or (targetos == 'windows' and have_system)
1063 if cc.has_header('dsound.h')
1064 dsound = declare_dependency(link_args: ['-lole32', '-ldxguid'])
1067 if not dsound.found()
1068 if get_option('dsound').enabled()
1069 error('DirectSound not found')
1074 coreaudio = not_found
1075 if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system)
1076 coreaudio = dependency('appleframeworks', modules: 'CoreAudio',
1077 required: get_option('coreaudio'))
1081 if not get_option('opengl').auto() or have_system or have_vhost_user_gpu
1082 epoxy = dependency('epoxy', method: 'pkg-config',
1083 required: get_option('opengl'), kwargs: static_kwargs)
1084 if cc.has_header('epoxy/egl.h', dependencies: epoxy)
1086 elif get_option('opengl').enabled()
1087 error('epoxy/egl.h not found')
1091 if (have_system or have_tools) and (virgl.found() or opengl.found())
1092 gbm = dependency('gbm', method: 'pkg-config', required: false,
1093 kwargs: static_kwargs)
1095 have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and gbm.found()
1098 gnutls_crypto = not_found
1099 if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system)
1100 # For general TLS support our min gnutls matches
1101 # that implied by our platform support matrix
1103 # For the crypto backends, we look for a newer
1106 # Version 3.6.8 is needed to get XTS
1107 # Version 3.6.13 is needed to get PBKDF
1108 # Version 3.6.14 is needed to get HW accelerated XTS
1110 # If newer enough gnutls isn't available, we can
1111 # still use a different crypto backend to satisfy
1112 # the platform support requirements
1113 gnutls_crypto = dependency('gnutls', version: '>=3.6.14',
1114 method: 'pkg-config',
1116 kwargs: static_kwargs)
1117 if gnutls_crypto.found()
1118 gnutls = gnutls_crypto
1120 # Our min version if all we need is TLS
1121 gnutls = dependency('gnutls', version: '>=3.5.18',
1122 method: 'pkg-config',
1123 required: get_option('gnutls'),
1124 kwargs: static_kwargs)
1128 # We prefer use of gnutls for crypto, unless the options
1129 # explicitly asked for nettle or gcrypt.
1131 # If gnutls isn't available for crypto, then we'll prefer
1132 # gcrypt over nettle for performance reasons.
1138 if get_option('nettle').enabled() and get_option('gcrypt').enabled()
1139 error('Only one of gcrypt & nettle can be enabled')
1142 # Explicit nettle/gcrypt request, so ignore gnutls for crypto
1143 if get_option('nettle').enabled() or get_option('gcrypt').enabled()
1144 gnutls_crypto = not_found
1147 if not gnutls_crypto.found()
1148 if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled()
1149 gcrypt = dependency('libgcrypt', version: '>=1.8',
1150 method: 'config-tool',
1151 required: get_option('gcrypt'),
1152 kwargs: static_kwargs)
1153 # Debian has removed -lgpg-error from libgcrypt-config
1154 # as it "spreads unnecessary dependencies" which in
1155 # turn breaks static builds...
1156 if gcrypt.found() and enable_static
1157 gcrypt = declare_dependency(dependencies: [
1159 cc.find_library('gpg-error', required: true, kwargs: static_kwargs)])
1162 if (not get_option('nettle').auto() or have_system) and not gcrypt.found()
1163 nettle = dependency('nettle', version: '>=3.4',
1164 method: 'pkg-config',
1165 required: get_option('nettle'),
1166 kwargs: static_kwargs)
1167 if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle)
1173 gmp = dependency('gmp', required: false, method: 'pkg-config', kwargs: static_kwargs)
1174 if nettle.found() and gmp.found()
1175 hogweed = dependency('hogweed', version: '>=3.4',
1176 method: 'pkg-config',
1177 required: get_option('nettle'),
1178 kwargs: static_kwargs)
1185 if not get_option('gtk').auto() or (have_system and not cocoa.found())
1186 gtk = dependency('gtk+-3.0', version: '>=3.22.0',
1187 method: 'pkg-config',
1188 required: get_option('gtk'),
1189 kwargs: static_kwargs)
1191 gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0',
1192 method: 'pkg-config',
1194 kwargs: static_kwargs)
1195 gtk = declare_dependency(dependencies: [gtk, gtkx11])
1197 if not get_option('vte').auto() or have_system
1198 vte = dependency('vte-2.91',
1199 method: 'pkg-config',
1200 required: get_option('vte'),
1201 kwargs: static_kwargs)
1208 x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(),
1209 kwargs: static_kwargs)
1212 if get_option('png').allowed() and have_system
1213 png = dependency('libpng', version: '>=1.6.34', required: get_option('png'),
1214 method: 'pkg-config', kwargs: static_kwargs)
1219 if get_option('vnc').allowed() and have_system
1220 vnc = declare_dependency() # dummy dependency
1221 jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'),
1222 method: 'pkg-config', kwargs: static_kwargs)
1223 sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'],
1224 required: get_option('vnc_sasl'),
1225 kwargs: static_kwargs)
1227 sasl = declare_dependency(dependencies: sasl,
1228 compile_args: '-DSTRUCT_IOVEC_DEFINED')
1233 if not get_option('auth_pam').auto() or have_system
1234 pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'],
1235 required: get_option('auth_pam'),
1236 kwargs: static_kwargs)
1238 if pam.found() and not cc.links('''
1240 #include <security/pam_appl.h>
1242 const char *service_name = "qemu";
1243 const char *user = "frank";
1244 const struct pam_conv pam_conv = { 0 };
1245 pam_handle_t *pamh = NULL;
1246 pam_start(service_name, user, &pam_conv, &pamh);
1248 }''', dependencies: pam)
1250 if get_option('auth_pam').enabled()
1251 error('could not link libpam')
1253 warning('could not link libpam, disabling')
1258 if not get_option('snappy').auto() or have_system
1259 snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'],
1260 required: get_option('snappy'),
1261 kwargs: static_kwargs)
1263 if snappy.found() and not linker.links('''
1264 #include <snappy-c.h>
1265 int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy)
1267 if get_option('snappy').enabled()
1268 error('could not link libsnappy')
1270 warning('could not link libsnappy, disabling')
1275 if not get_option('lzo').auto() or have_system
1276 lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'],
1277 required: get_option('lzo'),
1278 kwargs: static_kwargs)
1280 if lzo.found() and not cc.links('''
1281 #include <lzo/lzo1x.h>
1282 int main(void) { lzo_version(); return 0; }''', dependencies: lzo)
1284 if get_option('lzo').enabled()
1285 error('could not link liblzo2')
1287 warning('could not link liblzo2, disabling')
1292 if not get_option('numa').auto() or have_system or have_tools
1293 numa = cc.find_library('numa', has_headers: ['numa.h'],
1294 required: get_option('numa'),
1295 kwargs: static_kwargs)
1297 if numa.found() and not cc.links('''
1299 int main(void) { return numa_available(); }
1300 ''', dependencies: numa)
1302 if get_option('numa').enabled()
1303 error('could not link numa')
1305 warning('could not link numa, disabling')
1310 if not get_option('rdma').auto() or have_system
1311 libumad = cc.find_library('ibumad', required: get_option('rdma'))
1312 rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'],
1313 required: get_option('rdma'),
1314 kwargs: static_kwargs),
1315 cc.find_library('ibverbs', required: get_option('rdma'),
1316 kwargs: static_kwargs),
1318 rdma = declare_dependency(dependencies: rdma_libs)
1319 foreach lib: rdma_libs
1327 if get_option('xen').enabled() or (get_option('xen').auto() and have_system)
1328 xencontrol = dependency('xencontrol', required: false,
1329 method: 'pkg-config', kwargs: static_kwargs)
1330 if xencontrol.found()
1331 xen_pc = declare_dependency(version: xencontrol.version(),
1334 # disabler: true makes xen_pc.found() return false if any is not found
1335 dependency('xenstore', required: false,
1336 method: 'pkg-config', kwargs: static_kwargs,
1338 dependency('xenforeignmemory', required: false,
1339 method: 'pkg-config', kwargs: static_kwargs,
1341 dependency('xengnttab', required: false,
1342 method: 'pkg-config', kwargs: static_kwargs,
1344 dependency('xenevtchn', required: false,
1345 method: 'pkg-config', kwargs: static_kwargs,
1347 dependency('xendevicemodel', required: false,
1348 method: 'pkg-config', kwargs: static_kwargs,
1350 # optional, no "disabler: true"
1351 dependency('xentoolcore', required: false,
1352 method: 'pkg-config', kwargs: static_kwargs)])
1358 xen_tests = [ '4.11.0', '4.10.0', '4.9.0', '4.8.0', '4.7.1', '4.6.0', '4.5.0', '4.2.0' ]
1360 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1361 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1362 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1363 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1364 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1365 '4.6.0': [ 'xenstore', 'xenctrl' ],
1366 '4.5.0': [ 'xenstore', 'xenctrl' ],
1367 '4.2.0': [ 'xenstore', 'xenctrl' ],
1370 foreach ver: xen_tests
1371 # cache the various library tests to avoid polluting the logs
1373 foreach l: xen_libs[ver]
1374 if l not in xen_deps
1375 xen_deps += { l: cc.find_library(l, required: false) }
1377 xen_test_deps += xen_deps[l]
1380 # Use -D to pick just one of the test programs in scripts/xen-detect.c
1381 xen_version = ver.split('.')
1382 xen_ctrl_version = xen_version[0] + \
1383 ('0' + xen_version[1]).substring(-2) + \
1384 ('0' + xen_version[2]).substring(-2)
1385 if cc.links(files('scripts/xen-detect.c'),
1386 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version,
1387 dependencies: xen_test_deps)
1388 xen = declare_dependency(version: ver, dependencies: xen_test_deps)
1394 accelerators += 'CONFIG_XEN'
1395 elif get_option('xen').enabled()
1396 error('could not compile and link Xen test program')
1399 have_xen_pci_passthrough = get_option('xen_pci_passthrough') \
1400 .require(xen.found(),
1401 error_message: 'Xen PCI passthrough requested but Xen not enabled') \
1402 .require(targetos == 'linux',
1403 error_message: 'Xen PCI passthrough not available on this platform') \
1408 if not get_option('smartcard').auto() or have_system
1409 cacard = dependency('libcacard', required: get_option('smartcard'),
1410 version: '>=2.5.1', method: 'pkg-config',
1411 kwargs: static_kwargs)
1415 u2f = dependency('u2f-emu', required: get_option('u2f'),
1416 method: 'pkg-config',
1417 kwargs: static_kwargs)
1421 canokey = dependency('canokey-qemu', required: get_option('canokey'),
1422 method: 'pkg-config',
1423 kwargs: static_kwargs)
1425 usbredir = not_found
1426 if not get_option('usb_redir').auto() or have_system
1427 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'),
1428 version: '>=0.6', method: 'pkg-config',
1429 kwargs: static_kwargs)
1432 if not get_option('libusb').auto() or have_system
1433 libusb = dependency('libusb-1.0', required: get_option('libusb'),
1434 version: '>=1.0.13', method: 'pkg-config',
1435 kwargs: static_kwargs)
1439 if not get_option('libpmem').auto() or have_system
1440 libpmem = dependency('libpmem', required: get_option('libpmem'),
1441 method: 'pkg-config', kwargs: static_kwargs)
1443 libdaxctl = not_found
1444 if not get_option('libdaxctl').auto() or have_system
1445 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'),
1446 version: '>=57', method: 'pkg-config',
1447 kwargs: static_kwargs)
1451 tasn1 = dependency('libtasn1',
1452 method: 'pkg-config',
1453 kwargs: static_kwargs)
1455 keyutils = dependency('libkeyutils', required: false,
1456 method: 'pkg-config', kwargs: static_kwargs)
1458 has_gettid = cc.has_function('gettid')
1461 selinux = dependency('libselinux',
1462 required: get_option('selinux'),
1463 method: 'pkg-config', kwargs: static_kwargs)
1468 if get_option('malloc') == 'system'
1470 get_option('malloc_trim').allowed() and \
1471 cc.links('''#include <malloc.h>
1472 int main(void) { malloc_trim(0); return 0; }''')
1474 has_malloc_trim = false
1475 malloc = cc.find_library(get_option('malloc'), required: true)
1477 if not has_malloc_trim and get_option('malloc_trim').enabled()
1478 if get_option('malloc') == 'system'
1479 error('malloc_trim not available on this platform.')
1481 error('malloc_trim not available with non-libc memory allocator')
1485 # Check whether the glibc provides statx()
1487 gnu_source_prefix = '''
1492 statx_test = gnu_source_prefix + '''
1493 #include <sys/stat.h>
1495 struct statx statxbuf;
1496 statx(0, "", 0, STATX_BASIC_STATS, &statxbuf);
1500 has_statx = cc.links(statx_test)
1502 # Check whether statx() provides mount ID information
1504 statx_mnt_id_test = gnu_source_prefix + '''
1505 #include <sys/stat.h>
1507 struct statx statxbuf;
1508 statx(0, "", 0, STATX_BASIC_STATS | STATX_MNT_ID, &statxbuf);
1509 return statxbuf.stx_mnt_id;
1512 has_statx_mnt_id = cc.links(statx_mnt_id_test)
1514 have_vhost_user_blk_server = get_option('vhost_user_blk_server') \
1515 .require(targetos == 'linux',
1516 error_message: 'vhost_user_blk_server requires linux') \
1517 .require(have_vhost_user,
1518 error_message: 'vhost_user_blk_server requires vhost-user support') \
1519 .disable_auto_if(not have_tools and not have_system) \
1522 if get_option('fuse').disabled() and get_option('fuse_lseek').enabled()
1523 error('Cannot enable fuse-lseek while fuse is disabled')
1526 fuse = dependency('fuse3', required: get_option('fuse'),
1527 version: '>=3.1', method: 'pkg-config',
1528 kwargs: static_kwargs)
1530 fuse_lseek = not_found
1531 if get_option('fuse_lseek').allowed()
1532 if fuse.version().version_compare('>=3.8')
1534 fuse_lseek = declare_dependency()
1535 elif get_option('fuse_lseek').enabled()
1537 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version())
1539 error('fuse-lseek requires libfuse, which was not found')
1544 have_libvduse = (targetos == 'linux')
1545 if get_option('libvduse').enabled()
1546 if targetos != 'linux'
1547 error('libvduse requires linux')
1549 elif get_option('libvduse').disabled()
1550 have_libvduse = false
1553 have_vduse_blk_export = (have_libvduse and targetos == 'linux')
1554 if get_option('vduse_blk_export').enabled()
1555 if targetos != 'linux'
1556 error('vduse_blk_export requires linux')
1557 elif not have_libvduse
1558 error('vduse_blk_export requires libvduse support')
1560 elif get_option('vduse_blk_export').disabled()
1561 have_vduse_blk_export = false
1565 libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config')
1566 if libbpf.found() and not cc.links('''
1567 #include <bpf/libbpf.h>
1570 bpf_object__destroy_skeleton(NULL);
1572 }''', dependencies: libbpf)
1574 if get_option('bpf').enabled()
1575 error('libbpf skeleton test failed')
1577 warning('libbpf skeleton test failed, disabling')
1585 audio_drivers_selected = []
1587 audio_drivers_available = {
1588 'alsa': alsa.found(),
1589 'coreaudio': coreaudio.found(),
1590 'dsound': dsound.found(),
1591 'jack': jack.found(),
1593 'pa': pulse.found(),
1596 foreach k, v: audio_drivers_available
1597 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v)
1600 # Default to native drivers first, OSS second, SDL third
1601 audio_drivers_priority = \
1602 [ 'pa', 'coreaudio', 'dsound', 'oss' ] + \
1603 (targetos == 'linux' ? [] : [ 'sdl' ])
1604 audio_drivers_default = []
1605 foreach k: audio_drivers_priority
1606 if audio_drivers_available[k]
1607 audio_drivers_default += k
1611 foreach k: get_option('audio_drv_list')
1613 audio_drivers_selected += audio_drivers_default
1614 elif not audio_drivers_available[k]
1615 error('Audio driver "@0@" not available.'.format(k))
1617 audio_drivers_selected += k
1621 config_host_data.set('CONFIG_AUDIO_DRIVERS',
1622 '"' + '", "'.join(audio_drivers_selected) + '", ')
1624 if get_option('cfi')
1626 # Check for dependency on LTO
1627 if not get_option('b_lto')
1628 error('Selected Control-Flow Integrity but LTO is disabled')
1630 if config_host.has_key('CONFIG_MODULES')
1631 error('Selected Control-Flow Integrity is not compatible with modules')
1633 # Check for cfi flags. CFI requires LTO so we can't use
1634 # get_supported_arguments, but need a more complex "compiles" which allows
1636 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall',
1637 args: ['-flto', '-fsanitize=cfi-icall'] )
1638 cfi_flags += '-fsanitize=cfi-icall'
1640 error('-fsanitize=cfi-icall is not supported by the compiler')
1642 if cc.compiles('int main () { return 0; }',
1643 name: '-fsanitize-cfi-icall-generalize-pointers',
1644 args: ['-flto', '-fsanitize=cfi-icall',
1645 '-fsanitize-cfi-icall-generalize-pointers'] )
1646 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers'
1648 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler')
1650 if get_option('cfi_debug')
1651 if cc.compiles('int main () { return 0; }',
1652 name: '-fno-sanitize-trap=cfi-icall',
1653 args: ['-flto', '-fsanitize=cfi-icall',
1654 '-fno-sanitize-trap=cfi-icall'] )
1655 cfi_flags += '-fno-sanitize-trap=cfi-icall'
1657 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
1660 add_global_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1661 add_global_link_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1664 have_host_block_device = (targetos != 'darwin' or
1665 cc.has_header('IOKit/storage/IOMedia.h'))
1667 # FIXME enable_modules shouldn't be necessary, but: https://github.com/mesonbuild/meson/issues/8333
1668 dbus_display = get_option('dbus_display') \
1669 .require(gio.version().version_compare('>=2.64'),
1670 error_message: '-display dbus requires glib>=2.64') \
1671 .require(enable_modules,
1672 error_message: '-display dbus requires --enable-modules') \
1673 .require(gdbus_codegen.found(),
1674 error_message: '-display dbus requires gdbus-codegen') \
1675 .require(opengl.found(),
1676 error_message: '-display dbus requires epoxy/egl') \
1679 have_virtfs = get_option('virtfs') \
1680 .require(targetos == 'linux' or targetos == 'darwin',
1681 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \
1682 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'),
1683 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \
1684 .require(targetos == 'darwin' or (libattr.found() and libcap_ng.found()),
1685 error_message: 'virtio-9p (virtfs) on Linux requires libcap-ng-devel and libattr-devel') \
1686 .disable_auto_if(not have_tools and not have_system) \
1689 have_virtfs_proxy_helper = targetos != 'darwin' and have_virtfs and have_tools
1691 if get_option('block_drv_ro_whitelist') == ''
1692 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '')
1694 config_host_data.set('CONFIG_BDRV_RO_WHITELIST',
1695 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ')
1697 if get_option('block_drv_rw_whitelist') == ''
1698 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '')
1700 config_host_data.set('CONFIG_BDRV_RW_WHITELIST',
1701 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ')
1704 foreach k : get_option('trace_backends')
1705 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true)
1707 config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file'))
1708 config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority'))
1710 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path())
1712 config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir'))
1713 config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix'))
1714 config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir)
1715 config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir)
1716 config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir)
1717 config_host_data.set_quoted('CONFIG_QEMU_FIRMWAREPATH', get_option('prefix') / get_option('qemu_firmwarepath'))
1718 config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir'))
1719 config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir)
1720 config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir'))
1721 config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir'))
1722 config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir)
1723 config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir'))
1725 if config_host.has_key('CONFIG_MODULES')
1726 config_host_data.set('CONFIG_STAMP', run_command(
1727 meson.current_source_dir() / 'scripts/qemu-stamp.py',
1728 meson.project_version(), get_option('pkgversion'), '--',
1729 meson.current_source_dir() / 'configure',
1730 capture: true, check: true).stdout().strip())
1733 have_slirp_smbd = get_option('slirp_smbd') \
1734 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \
1737 smbd_path = get_option('smbd')
1739 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd')
1741 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path)
1744 config_host_data.set('HOST_' + host_arch.to_upper(), 1)
1746 if get_option('module_upgrades') and not enable_modules
1747 error('Cannot enable module-upgrades as modules are not enabled')
1749 config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades'))
1751 config_host_data.set('CONFIG_ATTR', libattr.found())
1752 config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools'))
1753 config_host_data.set('CONFIG_BRLAPI', brlapi.found())
1754 config_host_data.set('CONFIG_COCOA', cocoa.found())
1755 config_host_data.set('CONFIG_FUZZ', get_option('fuzzing'))
1756 config_host_data.set('CONFIG_GCOV', get_option('b_coverage'))
1757 config_host_data.set('CONFIG_LIBUDEV', libudev.found())
1758 config_host_data.set('CONFIG_LZO', lzo.found())
1759 config_host_data.set('CONFIG_MPATH', mpathpersist.found())
1760 config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api)
1761 config_host_data.set('CONFIG_CURL', curl.found())
1762 config_host_data.set('CONFIG_CURSES', curses.found())
1763 config_host_data.set('CONFIG_GBM', gbm.found())
1764 config_host_data.set('CONFIG_GIO', gio.found())
1765 config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found())
1766 if glusterfs.found()
1767 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4'))
1768 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5'))
1769 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6'))
1770 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6'))
1771 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat)
1772 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat)
1774 config_host_data.set('CONFIG_GTK', gtk.found())
1775 config_host_data.set('CONFIG_VTE', vte.found())
1776 config_host_data.set('CONFIG_LIBATTR', have_old_libattr)
1777 config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found())
1778 config_host_data.set('CONFIG_EBPF', libbpf.found())
1779 config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found())
1780 config_host_data.set('CONFIG_LIBISCSI', libiscsi.found())
1781 config_host_data.set('CONFIG_LIBNFS', libnfs.found())
1782 config_host_data.set('CONFIG_LIBSSH', libssh.found())
1783 config_host_data.set('CONFIG_LINUX_AIO', libaio.found())
1784 config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found())
1785 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))
1786 config_host_data.set('CONFIG_LIBPMEM', libpmem.found())
1787 config_host_data.set('CONFIG_NUMA', numa.found())
1788 config_host_data.set('CONFIG_OPENGL', opengl.found())
1789 config_host_data.set('CONFIG_PROFILER', get_option('profiler'))
1790 config_host_data.set('CONFIG_RBD', rbd.found())
1791 config_host_data.set('CONFIG_RDMA', rdma.found())
1792 config_host_data.set('CONFIG_SDL', sdl.found())
1793 config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found())
1794 config_host_data.set('CONFIG_SECCOMP', seccomp.found())
1795 config_host_data.set('CONFIG_SNAPPY', snappy.found())
1796 config_host_data.set('CONFIG_TPM', have_tpm)
1797 config_host_data.set('CONFIG_USB_LIBUSB', libusb.found())
1798 config_host_data.set('CONFIG_VDE', vde.found())
1799 config_host_data.set('CONFIG_VHOST_NET', have_vhost_net)
1800 config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user)
1801 config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa)
1802 config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel)
1803 config_host_data.set('CONFIG_VHOST_USER', have_vhost_user)
1804 config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto)
1805 config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa)
1806 config_host_data.set('CONFIG_VMNET', vmnet.found())
1807 config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server)
1808 config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export)
1809 config_host_data.set('CONFIG_PNG', png.found())
1810 config_host_data.set('CONFIG_VNC', vnc.found())
1811 config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
1812 config_host_data.set('CONFIG_VNC_SASL', sasl.found())
1813 config_host_data.set('CONFIG_VIRTFS', have_virtfs)
1814 config_host_data.set('CONFIG_VTE', vte.found())
1815 config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found())
1816 config_host_data.set('CONFIG_KEYUTILS', keyutils.found())
1817 config_host_data.set('CONFIG_GETTID', has_gettid)
1818 config_host_data.set('CONFIG_GNUTLS', gnutls.found())
1819 config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found())
1820 config_host_data.set('CONFIG_TASN1', tasn1.found())
1821 config_host_data.set('CONFIG_GCRYPT', gcrypt.found())
1822 config_host_data.set('CONFIG_NETTLE', nettle.found())
1823 config_host_data.set('CONFIG_HOGWEED', hogweed.found())
1824 config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private')
1825 config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim)
1826 config_host_data.set('CONFIG_STATX', has_statx)
1827 config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id)
1828 config_host_data.set('CONFIG_ZSTD', zstd.found())
1829 config_host_data.set('CONFIG_FUSE', fuse.found())
1830 config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found())
1831 config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found())
1832 if spice_protocol.found()
1833 config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0])
1834 config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1])
1835 config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2])
1837 config_host_data.set('CONFIG_SPICE', spice.found())
1838 config_host_data.set('CONFIG_X11', x11.found())
1839 config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display)
1840 config_host_data.set('CONFIG_CFI', get_option('cfi'))
1841 config_host_data.set('CONFIG_SELINUX', selinux.found())
1842 config_host_data.set('CONFIG_XEN_BACKEND', xen.found())
1844 # protect from xen.version() having less than three components
1845 xen_version = xen.version().split('.') + ['0', '0']
1846 xen_ctrl_version = xen_version[0] + \
1847 ('0' + xen_version[1]).substring(-2) + \
1848 ('0' + xen_version[2]).substring(-2)
1849 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version)
1851 config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version()))
1852 config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0])
1853 config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
1854 config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
1856 config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf)
1857 config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device)
1859 have_coroutine_pool = get_option('coroutine_pool')
1860 if get_option('debug_stack_usage') and have_coroutine_pool
1861 message('Disabling coroutine pool to measure stack usage')
1862 have_coroutine_pool = false
1864 config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool)
1865 config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex'))
1866 config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage'))
1867 config_host_data.set('CONFIG_GPROF', get_option('gprof'))
1868 config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed())
1869 config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug'))
1870 config_host_data.set('CONFIG_REPLICATION', get_option('live_block_migration').allowed())
1873 config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h'))
1874 config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h'))
1875 config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h'))
1876 config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
1877 config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
1878 config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
1879 config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h'))
1880 config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
1881 config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
1884 config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4'))
1885 config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime'))
1886 config_host_data.set('CONFIG_DUP3', cc.has_function('dup3'))
1887 config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate'))
1888 config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate'))
1889 # Note that we need to specify prefix: here to avoid incorrectly
1890 # thinking that Windows has posix_memalign()
1891 config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>'))
1892 config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc'))
1893 config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc'))
1894 config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign'))
1895 config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll'))
1896 config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>'))
1897 config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np'))
1898 config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile'))
1899 config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare'))
1900 config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs'))
1901 config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range'))
1902 config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create'))
1903 config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range'))
1904 config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs'))
1905 config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util))
1906 config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul'))
1907 config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>'))
1909 config_host_data.set('HAVE_RBD_NAMESPACE_EXISTS',
1910 cc.has_function('rbd_namespace_exists',
1912 prefix: '#include <rbd/librbd.h>'))
1915 config_host_data.set('HAVE_IBV_ADVISE_MR',
1916 cc.has_function('ibv_advise_mr',
1918 prefix: '#include <infiniband/verbs.h>'))
1922 config_host_data.set('CONFIG_BYTESWAP_H',
1923 cc.has_header_symbol('byteswap.h', 'bswap_32'))
1924 config_host_data.set('CONFIG_EPOLL_CREATE1',
1925 cc.has_header_symbol('sys/epoll.h', 'epoll_create1'))
1926 config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE',
1927 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and
1928 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE'))
1929 config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE',
1930 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE'))
1931 config_host_data.set('CONFIG_FIEMAP',
1932 cc.has_header('linux/fiemap.h') and
1933 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP'))
1934 config_host_data.set('CONFIG_GETRANDOM',
1935 cc.has_function('getrandom') and
1936 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK'))
1937 config_host_data.set('CONFIG_INOTIFY',
1938 cc.has_header_symbol('sys/inotify.h', 'inotify_init'))
1939 config_host_data.set('CONFIG_INOTIFY1',
1940 cc.has_header_symbol('sys/inotify.h', 'inotify_init1'))
1941 config_host_data.set('CONFIG_MACHINE_BSWAP_H',
1942 cc.has_header_symbol('machine/bswap.h', 'bswap32',
1943 prefix: '''#include <sys/endian.h>
1944 #include <sys/types.h>'''))
1945 config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK',
1946 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK'))
1947 config_host_data.set('CONFIG_RTNETLINK',
1948 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN'))
1949 config_host_data.set('CONFIG_SYSMACROS',
1950 cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
1951 config_host_data.set('HAVE_OPTRESET',
1952 cc.has_header_symbol('getopt.h', 'optreset'))
1953 config_host_data.set('HAVE_IPPROTO_MPTCP',
1954 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP'))
1957 config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID',
1958 cc.has_member('struct sigevent', 'sigev_notify_thread_id',
1959 prefix: '#include <signal.h>'))
1960 config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM',
1961 cc.has_member('struct stat', 'st_atim',
1962 prefix: '#include <sys/stat.h>'))
1965 config_host_data.set('CONFIG_IOVEC',
1966 cc.has_type('struct iovec',
1967 prefix: '#include <sys/uio.h>'))
1968 config_host_data.set('HAVE_UTMPX',
1969 cc.has_type('struct utmpx',
1970 prefix: '#include <utmpx.h>'))
1972 config_host_data.set('CONFIG_EVENTFD', cc.links('''
1973 #include <sys/eventfd.h>
1974 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }'''))
1975 config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + '''
1978 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
1979 return fdatasync(0);
1981 #error Not supported
1985 has_madvise = cc.links(gnu_source_prefix + '''
1986 #include <sys/types.h>
1987 #include <sys/mman.h>
1989 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''')
1990 missing_madvise_proto = false
1992 # Some platforms (illumos and Solaris before Solaris 11) provide madvise()
1993 # but forget to prototype it. In this case, has_madvise will be true (the
1994 # test program links despite a compile warning). To detect the
1995 # missing-prototype case, we try again with a definitely-bogus prototype.
1996 # This will only compile if the system headers don't provide the prototype;
1997 # otherwise the conflicting prototypes will cause a compiler error.
1998 missing_madvise_proto = cc.links(gnu_source_prefix + '''
1999 #include <sys/types.h>
2000 #include <sys/mman.h>
2002 extern int madvise(int);
2003 int main(void) { return madvise(0); }''')
2005 config_host_data.set('CONFIG_MADVISE', has_madvise)
2006 config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto)
2008 config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + '''
2009 #include <sys/mman.h>
2010 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }'''))
2011 config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + '''
2013 #if !defined(AT_EMPTY_PATH)
2014 # error missing definition
2016 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
2018 config_host_data.set('CONFIG_PIPE2', cc.links(gnu_source_prefix + '''
2025 return pipe2(pipefd, O_CLOEXEC);
2027 config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + '''
2028 #include <sys/mman.h>
2030 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }'''))
2032 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + '''
2033 #include <pthread.h>
2035 static void *f(void *p) { return NULL; }
2039 pthread_create(&thread, 0, f, 0);
2040 pthread_setname_np(thread, "QEMU");
2042 }''', dependencies: threads))
2043 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + '''
2044 #include <pthread.h>
2046 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
2050 pthread_create(&thread, 0, f, 0);
2052 }''', dependencies: threads))
2053 config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + '''
2054 #include <pthread.h>
2059 pthread_condattr_t attr
2060 pthread_condattr_init(&attr);
2061 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC);
2063 }''', dependencies: threads))
2065 config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + '''
2066 #include <sys/signalfd.h>
2068 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }'''))
2069 config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + '''
2077 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2078 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2082 config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + '''
2083 #include <sys/mman.h>
2084 int main(int argc, char *argv[]) {
2085 return mlockall(MCL_FUTURE);
2089 if get_option('l2tpv3').allowed() and have_system
2090 have_l2tpv3 = cc.has_type('struct mmsghdr',
2091 prefix: gnu_source_prefix + '''
2092 #include <sys/socket.h>
2093 #include <linux/ip.h>''')
2095 config_host_data.set('CONFIG_L2TPV3', have_l2tpv3)
2098 if get_option('netmap').allowed() and have_system
2099 have_netmap = cc.compiles('''
2100 #include <inttypes.h>
2102 #include <net/netmap.h>
2103 #include <net/netmap_user.h>
2104 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2107 int main(void) { return 0; }''')
2108 if not have_netmap and get_option('netmap').enabled()
2109 error('Netmap headers not available')
2112 config_host_data.set('CONFIG_NETMAP', have_netmap)
2114 # Work around a system header bug with some kernel/XFS header
2115 # versions where they both try to define 'struct fsxattr':
2116 # xfs headers will not try to redefine structs from linux headers
2117 # if this macro is set.
2118 config_host_data.set('HAVE_FSXATTR', cc.links('''
2119 #include <linux/fs.h>
2125 # Some versions of Mac OS X incorrectly define SIZE_MAX
2126 config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles('''
2129 int main(int argc, char *argv[]) {
2130 return printf("%zu", SIZE_MAX);
2131 }''', args: ['-Werror']))
2138 y = __atomic_load_n(&x, __ATOMIC_RELAXED);
2139 __atomic_store_n(&x, y, __ATOMIC_RELAXED);
2140 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
2141 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED);
2142 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED);
2146 # See if 64-bit atomic operations are supported.
2147 # Note that without __atomic builtins, we can only
2148 # assume atomic loads/stores max at pointer size.
2149 config_host_data.set('CONFIG_ATOMIC64', cc.links(atomic_test.format('uint64_t')))
2151 has_int128 = cc.links('''
2161 config_host_data.set('CONFIG_INT128', has_int128)
2164 # "do we have 128-bit atomics which are handled inline and specifically not
2165 # via libatomic". The reason we can't use libatomic is documented in the
2166 # comment starting "GCC is a house divided" in include/qemu/atomic128.h.
2167 has_atomic128 = cc.links(atomic_test.format('unsigned __int128'))
2169 config_host_data.set('CONFIG_ATOMIC128', has_atomic128)
2171 if not has_atomic128
2172 has_cmpxchg128 = cc.links('''
2175 unsigned __int128 x = 0, y = 0;
2176 __sync_val_compare_and_swap_16(&x, y, x);
2181 config_host_data.set('CONFIG_CMPXCHG128', has_cmpxchg128)
2185 config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + '''
2186 #include <sys/auxv.h>
2188 return getauxval(AT_HWCAP) == 0;
2191 config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles('''
2192 #include <linux/usbdevice_fs.h>
2194 #ifndef USBDEVFS_GET_CAPABILITIES
2195 #error "USBDEVFS_GET_CAPABILITIES undefined"
2198 #ifndef USBDEVFS_DISCONNECT_CLAIM
2199 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
2202 int main(void) { return 0; }'''))
2204 have_keyring = get_option('keyring') \
2205 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \
2206 .require(cc.compiles('''
2208 #include <asm/unistd.h>
2209 #include <linux/keyctl.h>
2210 #include <sys/syscall.h>
2213 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
2214 }'''), error_message: 'keyctl syscall not available on this system').allowed()
2215 config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring)
2217 have_cpuid_h = cc.links('''
2220 unsigned a, b, c, d;
2221 unsigned max = __get_cpuid_max(0, 0);
2224 __cpuid(1, a, b, c, d);
2228 __cpuid_count(7, 0, a, b, c, d);
2233 config_host_data.set('CONFIG_CPUID_H', have_cpuid_h)
2235 config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \
2236 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \
2237 .require(cc.links('''
2238 #pragma GCC push_options
2239 #pragma GCC target("avx2")
2241 #include <immintrin.h>
2242 static int bar(void *a) {
2243 __m256i x = *(__m256i *)a;
2244 return _mm256_testz_si256(x, x);
2246 int main(int argc, char *argv[]) { return bar(argv[0]); }
2247 '''), error_message: 'AVX2 not available').allowed())
2249 config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \
2250 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \
2251 .require(cc.links('''
2252 #pragma GCC push_options
2253 #pragma GCC target("avx512f")
2255 #include <immintrin.h>
2256 static int bar(void *a) {
2257 __m512i x = *(__m512i *)a;
2258 return _mm512_test_epi64_mask(x, x);
2260 int main(int argc, char *argv[]) { return bar(argv[0]); }
2261 '''), error_message: 'AVX512F not available').allowed())
2263 have_pvrdma = get_option('pvrdma') \
2264 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \
2265 .require(cc.compiles(gnu_source_prefix + '''
2266 #include <sys/mman.h>
2271 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
2274 }'''), error_message: 'PVRDMA requires mremap').allowed()
2277 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links('''
2278 #include <infiniband/verbs.h>
2282 struct ibv_pd *pd = NULL;
2288 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
2294 if get_option('membarrier').disabled()
2295 have_membarrier = false
2296 elif targetos == 'windows'
2297 have_membarrier = true
2298 elif targetos == 'linux'
2299 have_membarrier = cc.compiles('''
2300 #include <linux/membarrier.h>
2301 #include <sys/syscall.h>
2305 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
2306 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
2310 config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \
2311 .require(have_membarrier, error_message: 'membarrier system call not available') \
2314 have_afalg = get_option('crypto_afalg') \
2315 .require(cc.compiles(gnu_source_prefix + '''
2317 #include <sys/types.h>
2318 #include <sys/socket.h>
2319 #include <linux/if_alg.h>
2322 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
2325 '''), error_message: 'AF_ALG requested but could not be detected').allowed()
2326 config_host_data.set('CONFIG_AF_ALG', have_afalg)
2328 config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol(
2329 'linux/vm_sockets.h', 'AF_VSOCK',
2330 prefix: '#include <sys/socket.h>',
2334 have_vss_sdk = false # old xp/2003 SDK
2335 if targetos == 'windows' and link_language == 'cpp'
2336 have_vss = cxx.compiles('''
2337 #define __MIDL_user_allocate_free_DEFINED__
2339 int main(void) { return VSS_CTX_BACKUP; }''')
2340 have_vss_sdk = cxx.has_header('vscoordint.h')
2342 config_host_data.set('HAVE_VSS_SDK', have_vss_sdk)
2344 foreach k, v: config_host
2345 if k.startswith('CONFIG_')
2346 config_host_data.set(k, v == 'y' ? 1 : v)
2350 # Older versions of MinGW do not import _lock_file and _unlock_file properly.
2351 # This was fixed for v6.0.0 with commit b48e3ac8969d.
2352 if targetos == 'windows'
2353 config_host_data.set('HAVE__LOCK_FILE', cc.links('''
2359 }''', name: '_lock_file and _unlock_file'))
2362 ########################
2363 # Target configuration #
2364 ########################
2366 minikconf = find_program('scripts/minikconf.py')
2368 config_all_devices = {}
2369 config_all_disas = {}
2370 config_devices_mak_list = []
2371 config_devices_h = {}
2372 config_target_h = {}
2373 config_target_mak = {}
2376 'alpha' : ['CONFIG_ALPHA_DIS'],
2377 'avr' : ['CONFIG_AVR_DIS'],
2378 'cris' : ['CONFIG_CRIS_DIS'],
2379 'hexagon' : ['CONFIG_HEXAGON_DIS'],
2380 'hppa' : ['CONFIG_HPPA_DIS'],
2381 'i386' : ['CONFIG_I386_DIS'],
2382 'x86_64' : ['CONFIG_I386_DIS'],
2383 'm68k' : ['CONFIG_M68K_DIS'],
2384 'microblaze' : ['CONFIG_MICROBLAZE_DIS'],
2385 'mips' : ['CONFIG_MIPS_DIS'],
2386 'nios2' : ['CONFIG_NIOS2_DIS'],
2387 'or1k' : ['CONFIG_OPENRISC_DIS'],
2388 'ppc' : ['CONFIG_PPC_DIS'],
2389 'riscv' : ['CONFIG_RISCV_DIS'],
2390 'rx' : ['CONFIG_RX_DIS'],
2391 's390' : ['CONFIG_S390_DIS'],
2392 'sh4' : ['CONFIG_SH4_DIS'],
2393 'sparc' : ['CONFIG_SPARC_DIS'],
2394 'xtensa' : ['CONFIG_XTENSA_DIS'],
2395 'loongarch' : ['CONFIG_LOONGARCH_DIS'],
2397 if link_language == 'cpp'
2399 'mips' : [ 'CONFIG_MIPS_DIS', 'CONFIG_NANOMIPS_DIS'],
2403 have_ivshmem = config_host_data.get('CONFIG_EVENTFD')
2405 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \
2406 (have_tpm ? ['CONFIG_TPM=y'] : []) + \
2407 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \
2408 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \
2409 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \
2410 (x11.found() ? ['CONFIG_X11=y'] : []) + \
2411 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \
2412 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \
2413 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \
2414 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \
2415 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \
2416 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \
2417 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \
2418 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : [])
2420 ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
2422 default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
2423 actual_target_dirs = []
2425 foreach target : target_dirs
2426 config_target = { 'TARGET_NAME': target.split('-')[0] }
2427 if target.endswith('linux-user')
2428 if targetos != 'linux'
2432 error('Target @0@ is only available on a Linux host'.format(target))
2434 config_target += { 'CONFIG_LINUX_USER': 'y' }
2435 elif target.endswith('bsd-user')
2436 if 'CONFIG_BSD' not in config_host
2440 error('Target @0@ is only available on a BSD host'.format(target))
2442 config_target += { 'CONFIG_BSD_USER': 'y' }
2443 elif target.endswith('softmmu')
2444 config_target += { 'CONFIG_SOFTMMU': 'y' }
2446 if target.endswith('-user')
2448 'CONFIG_USER_ONLY': 'y',
2449 'CONFIG_QEMU_INTERP_PREFIX':
2450 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME'])
2455 foreach sym: accelerators
2456 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, [])
2457 config_target += { sym: 'y' }
2458 config_all += { sym: 'y' }
2459 if sym == 'CONFIG_TCG' and tcg_arch == 'tci'
2460 config_target += { 'CONFIG_TCG_INTERPRETER': 'y' }
2462 if target in modular_tcg
2463 config_target += { 'CONFIG_TCG_MODULAR': 'y' }
2465 config_target += { 'CONFIG_TCG_BUILTIN': 'y' }
2467 accel_kconfig += [ sym + '=y' ]
2470 if accel_kconfig.length() == 0
2474 error('No accelerator available for target @0@'.format(target))
2477 actual_target_dirs += target
2478 config_target += keyval.load('configs/targets' / target + '.mak')
2479 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' }
2481 if 'TARGET_NEED_FDT' in config_target
2482 fdt_required += target
2486 if 'TARGET_BASE_ARCH' not in config_target
2487 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']}
2489 if 'TARGET_ABI_DIR' not in config_target
2490 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']}
2492 if 'TARGET_BIG_ENDIAN' not in config_target
2493 config_target += {'TARGET_BIG_ENDIAN': 'n'}
2496 foreach k, v: disassemblers
2497 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k)
2499 config_target += { sym: 'y' }
2500 config_all_disas += { sym: 'y' }
2505 config_target_data = configuration_data()
2506 foreach k, v: config_target
2507 if not k.startswith('TARGET_') and not k.startswith('CONFIG_')
2509 elif ignored.contains(k)
2511 elif k == 'TARGET_BASE_ARCH'
2512 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is
2513 # not used to select files from sourcesets.
2514 config_target_data.set('TARGET_' + v.to_upper(), 1)
2515 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX'
2516 config_target_data.set_quoted(k, v)
2518 config_target_data.set(k, 1)
2520 config_target_data.set(k, 0)
2522 config_target_data.set(k, v)
2525 config_target_data.set('QEMU_ARCH',
2526 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper())
2527 config_target_h += {target: configure_file(output: target + '-config-target.h',
2528 configuration: config_target_data)}
2530 if target.endswith('-softmmu')
2531 config_input = meson.get_external_property(target, 'default')
2532 config_devices_mak = target + '-config-devices.mak'
2533 config_devices_mak = configure_file(
2534 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'],
2535 output: config_devices_mak,
2536 depfile: config_devices_mak + '.d',
2538 command: [minikconf,
2539 get_option('default_devices') ? '--defconfig' : '--allnoconfig',
2540 config_devices_mak, '@DEPFILE@', '@INPUT@',
2541 host_kconfig, accel_kconfig,
2542 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y'])
2544 config_devices_data = configuration_data()
2545 config_devices = keyval.load(config_devices_mak)
2546 foreach k, v: config_devices
2547 config_devices_data.set(k, 1)
2549 config_devices_mak_list += config_devices_mak
2550 config_devices_h += {target: configure_file(output: target + '-config-devices.h',
2551 configuration: config_devices_data)}
2552 config_target += config_devices
2553 config_all_devices += config_devices
2555 config_target_mak += {target: config_target}
2557 target_dirs = actual_target_dirs
2559 # This configuration is used to build files that are shared by
2560 # multiple binaries, and then extracted out of the "common"
2561 # static_library target.
2563 # We do not use all_sources()/all_dependencies(), because it would
2564 # build literally all source files, including devices only used by
2565 # targets that are not built for this compilation. The CONFIG_ALL
2566 # pseudo symbol replaces it.
2568 config_all += config_all_devices
2569 config_all += config_host
2570 config_all += config_all_disas
2572 'CONFIG_XEN': xen.found(),
2573 'CONFIG_SOFTMMU': have_system,
2574 'CONFIG_USER_ONLY': have_user,
2578 target_configs_h = []
2579 foreach target: target_dirs
2580 target_configs_h += config_target_h[target]
2581 target_configs_h += config_devices_h.get(target, [])
2583 genh += custom_target('config-poison.h',
2584 input: [target_configs_h],
2585 output: 'config-poison.h',
2587 command: [find_program('scripts/make-config-poison.sh'),
2594 capstone = not_found
2595 if not get_option('capstone').auto() or have_system or have_user
2596 capstone = dependency('capstone', version: '>=3.0.5',
2597 kwargs: static_kwargs, method: 'pkg-config',
2598 required: get_option('capstone'))
2600 # Some versions of capstone have broken pkg-config file
2601 # that reports a wrong -I path, causing the #include to
2602 # fail later. If the system has such a broken version
2604 if capstone.found() and not cc.compiles('#include <capstone.h>',
2605 dependencies: [capstone])
2606 capstone = not_found
2607 if get_option('capstone').enabled()
2608 error('capstone requested, but it does not appear to work')
2614 slirp_opt = 'disabled'
2616 slirp_opt = get_option('slirp')
2617 if slirp_opt in ['enabled', 'auto', 'system']
2618 have_internal = fs.exists(meson.current_source_dir() / 'slirp/meson.build')
2619 slirp_dep_required = (slirp_opt == 'system' or
2620 slirp_opt == 'enabled' and not have_internal)
2621 slirp = dependency('slirp', kwargs: static_kwargs,
2622 method: 'pkg-config', version: '>=4.1.0',
2623 required: slirp_dep_required)
2624 # slirp <4.7 is incompatible with CFI support in QEMU. This is because
2625 # it passes function pointers within libslirp as callbacks for timers.
2626 # When using a system-wide shared libslirp, the type information for the
2627 # callback is missing and the timer call produces a false positive with CFI.
2628 # Do not use the "version" keyword argument to produce a better error.
2629 # with control-flow integrity.
2630 if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7')
2631 if slirp_dep_required
2632 error('Control-Flow Integrity requires libslirp 4.7.')
2634 warning('Control-Flow Integrity requires libslirp 4.7, not using system-wide libslirp.')
2639 slirp_opt = 'system'
2641 slirp_opt = 'internal'
2643 slirp_opt = 'disabled'
2646 if slirp_opt == 'internal'
2648 if targetos == 'windows'
2649 slirp_deps = cc.find_library('iphlpapi')
2650 elif targetos == 'darwin'
2651 slirp_deps = cc.find_library('resolv')
2653 slirp_conf = configuration_data()
2654 slirp_conf.set('SLIRP_MAJOR_VERSION', meson.project_version().split('.')[0])
2655 slirp_conf.set('SLIRP_MINOR_VERSION', meson.project_version().split('.')[1])
2656 slirp_conf.set('SLIRP_MICRO_VERSION', meson.project_version().split('.')[2])
2657 slirp_conf.set_quoted('SLIRP_VERSION_STRING', meson.project_version())
2658 slirp_cargs = ['-DG_LOG_DOMAIN="Slirp"']
2660 'slirp/src/arp_table.c',
2661 'slirp/src/bootp.c',
2662 'slirp/src/cksum.c',
2663 'slirp/src/dhcpv6.c',
2664 'slirp/src/dnssearch.c',
2666 'slirp/src/ip6_icmp.c',
2667 'slirp/src/ip6_input.c',
2668 'slirp/src/ip6_output.c',
2669 'slirp/src/ip_icmp.c',
2670 'slirp/src/ip_input.c',
2671 'slirp/src/ip_output.c',
2675 'slirp/src/ndp_table.c',
2677 'slirp/src/slirp.c',
2678 'slirp/src/socket.c',
2679 'slirp/src/state.c',
2680 'slirp/src/stream.c',
2681 'slirp/src/tcp_input.c',
2682 'slirp/src/tcp_output.c',
2683 'slirp/src/tcp_subr.c',
2684 'slirp/src/tcp_timer.c',
2689 'slirp/src/version.c',
2690 'slirp/src/vmstate.c',
2694 input : 'slirp/src/libslirp-version.h.in',
2695 output : 'libslirp-version.h',
2696 configuration: slirp_conf)
2698 slirp_inc = include_directories('slirp', 'slirp/src')
2699 libslirp = static_library('slirp',
2700 build_by_default: false,
2701 sources: slirp_files,
2702 c_args: slirp_cargs,
2703 include_directories: slirp_inc)
2704 slirp = declare_dependency(link_with: libslirp,
2705 dependencies: slirp_deps,
2706 include_directories: slirp_inc)
2710 libvfio_user_dep = not_found
2711 if have_system and vfio_user_server_allowed
2712 have_internal = fs.exists(meson.current_source_dir() / 'subprojects/libvfio-user/meson.build')
2714 if not have_internal
2715 error('libvfio-user source not found - please pull git submodule')
2718 libvfio_user_proj = subproject('libvfio-user')
2720 libvfio_user_lib = libvfio_user_proj.get_variable('libvfio_user_dep')
2722 libvfio_user_dep = declare_dependency(dependencies: [libvfio_user_lib])
2727 fdt_opt = get_option('fdt')
2728 if fdt_opt in ['enabled', 'auto', 'system']
2729 have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt')
2730 fdt = cc.find_library('fdt', kwargs: static_kwargs,
2731 required: fdt_opt == 'system' or
2732 fdt_opt == 'enabled' and not have_internal)
2733 if fdt.found() and cc.links('''
2735 #include <libfdt_env.h>
2736 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''',
2739 elif fdt_opt == 'system'
2740 error('system libfdt requested, but it is too old (1.5.1 or newer required)')
2742 fdt_opt = 'internal'
2744 fdt_opt = 'disabled'
2748 if fdt_opt == 'internal'
2751 'dtc/libfdt/fdt_ro.c',
2752 'dtc/libfdt/fdt_wip.c',
2753 'dtc/libfdt/fdt_sw.c',
2754 'dtc/libfdt/fdt_rw.c',
2755 'dtc/libfdt/fdt_strerror.c',
2756 'dtc/libfdt/fdt_empty_tree.c',
2757 'dtc/libfdt/fdt_addresses.c',
2758 'dtc/libfdt/fdt_overlay.c',
2759 'dtc/libfdt/fdt_check.c',
2762 fdt_inc = include_directories('dtc/libfdt')
2763 libfdt = static_library('fdt',
2764 build_by_default: false,
2766 include_directories: fdt_inc)
2767 fdt = declare_dependency(link_with: libfdt,
2768 include_directories: fdt_inc)
2771 fdt_opt = 'disabled'
2773 if not fdt.found() and fdt_required.length() > 0
2774 error('fdt not available but required by targets ' + ', '.join(fdt_required))
2777 config_host_data.set('CONFIG_CAPSTONE', capstone.found())
2778 config_host_data.set('CONFIG_FDT', fdt.found())
2779 config_host_data.set('CONFIG_SLIRP', slirp.found())
2781 #####################
2782 # Generated sources #
2783 #####################
2785 genh += configure_file(output: 'config-host.h', configuration: config_host_data)
2787 hxtool = find_program('scripts/hxtool')
2788 shaderinclude = find_program('scripts/shaderinclude.pl')
2789 qapi_gen = find_program('scripts/qapi-gen.py')
2790 qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py',
2791 meson.current_source_dir() / 'scripts/qapi/commands.py',
2792 meson.current_source_dir() / 'scripts/qapi/common.py',
2793 meson.current_source_dir() / 'scripts/qapi/error.py',
2794 meson.current_source_dir() / 'scripts/qapi/events.py',
2795 meson.current_source_dir() / 'scripts/qapi/expr.py',
2796 meson.current_source_dir() / 'scripts/qapi/gen.py',
2797 meson.current_source_dir() / 'scripts/qapi/introspect.py',
2798 meson.current_source_dir() / 'scripts/qapi/parser.py',
2799 meson.current_source_dir() / 'scripts/qapi/schema.py',
2800 meson.current_source_dir() / 'scripts/qapi/source.py',
2801 meson.current_source_dir() / 'scripts/qapi/types.py',
2802 meson.current_source_dir() / 'scripts/qapi/visit.py',
2803 meson.current_source_dir() / 'scripts/qapi/common.py',
2804 meson.current_source_dir() / 'scripts/qapi-gen.py'
2808 python, files('scripts/tracetool.py'),
2809 '--backend=' + ','.join(get_option('trace_backends'))
2811 tracetool_depends = files(
2812 'scripts/tracetool/backend/log.py',
2813 'scripts/tracetool/backend/__init__.py',
2814 'scripts/tracetool/backend/dtrace.py',
2815 'scripts/tracetool/backend/ftrace.py',
2816 'scripts/tracetool/backend/simple.py',
2817 'scripts/tracetool/backend/syslog.py',
2818 'scripts/tracetool/backend/ust.py',
2819 'scripts/tracetool/format/ust_events_c.py',
2820 'scripts/tracetool/format/ust_events_h.py',
2821 'scripts/tracetool/format/__init__.py',
2822 'scripts/tracetool/format/d.py',
2823 'scripts/tracetool/format/simpletrace_stap.py',
2824 'scripts/tracetool/format/c.py',
2825 'scripts/tracetool/format/h.py',
2826 'scripts/tracetool/format/log_stap.py',
2827 'scripts/tracetool/format/stap.py',
2828 'scripts/tracetool/__init__.py',
2829 'scripts/tracetool/transform.py',
2830 'scripts/tracetool/vcpu.py'
2833 qemu_version_cmd = [find_program('scripts/qemu-version.sh'),
2834 meson.current_source_dir(),
2835 get_option('pkgversion'), meson.project_version()]
2836 qemu_version = custom_target('qemu-version.h',
2837 output: 'qemu-version.h',
2838 command: qemu_version_cmd,
2840 build_by_default: true,
2841 build_always_stale: true)
2842 genh += qemu_version
2846 ['qemu-options.hx', 'qemu-options.def'],
2847 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'],
2851 ['hmp-commands.hx', 'hmp-commands.h'],
2852 ['hmp-commands-info.hx', 'hmp-commands-info.h'],
2855 foreach d : hx_headers
2856 hxdep += custom_target(d[1],
2860 build_by_default: true, # to be removed when added to a target
2861 command: [hxtool, '-h', '@INPUT0@'])
2869 authz_ss = ss.source_set()
2870 blockdev_ss = ss.source_set()
2871 block_ss = ss.source_set()
2872 chardev_ss = ss.source_set()
2873 common_ss = ss.source_set()
2874 crypto_ss = ss.source_set()
2875 hwcore_ss = ss.source_set()
2876 io_ss = ss.source_set()
2877 qmp_ss = ss.source_set()
2878 qom_ss = ss.source_set()
2879 softmmu_ss = ss.source_set()
2880 specific_fuzz_ss = ss.source_set()
2881 specific_ss = ss.source_set()
2882 stub_ss = ss.source_set()
2883 trace_ss = ss.source_set()
2884 user_ss = ss.source_set()
2885 util_ss = ss.source_set()
2888 qtest_module_ss = ss.source_set()
2889 tcg_module_ss = ss.source_set()
2895 target_softmmu_arch = {}
2896 target_user_arch = {}
2902 # TODO: add each directory to the subdirs from its own meson.build, once
2904 trace_events_subdirs = [
2912 trace_events_subdirs += [ 'linux-user' ]
2915 trace_events_subdirs += [ 'bsd-user' ]
2918 trace_events_subdirs += [
2927 trace_events_subdirs += [
2941 'hw/block/dataplane',
2990 if have_system or have_user
2991 trace_events_subdirs += [
3009 vhost_user = not_found
3010 if targetos == 'linux' and have_vhost_user
3011 libvhost_user = subproject('libvhost-user')
3012 vhost_user = libvhost_user.get_variable('vhost_user_dep')
3015 libvduse = not_found
3017 libvduse_proj = subproject('libvduse')
3018 libvduse = libvduse_proj.get_variable('libvduse_dep')
3021 # NOTE: the trace/ subdirectory needs the qapi_trace_events variable
3022 # that is filled in by qapi/.
3036 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO')
3037 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO')
3040 qom_ss = qom_ss.apply(config_host, strict: false)
3041 libqom = static_library('qom', qom_ss.sources() + genh,
3042 dependencies: [qom_ss.dependencies()],
3044 qom = declare_dependency(link_whole: libqom)
3046 event_loop_base = files('event-loop-base.c')
3047 event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh,
3048 build_by_default: true)
3049 event_loop_base = declare_dependency(link_whole: event_loop_base,
3050 dependencies: [qom])
3052 stub_ss = stub_ss.apply(config_all, strict: false)
3054 util_ss.add_all(trace_ss)
3055 util_ss = util_ss.apply(config_all, strict: false)
3056 libqemuutil = static_library('qemuutil',
3057 sources: util_ss.sources() + stub_ss.sources() + genh,
3058 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman])
3059 qemuutil = declare_dependency(link_with: libqemuutil,
3060 sources: genh + version_res,
3061 dependencies: [event_loop_base])
3063 if have_system or have_user
3064 decodetree = generator(find_program('scripts/decodetree.py'),
3065 output: 'decode-@BASENAME@.c.inc',
3066 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@'])
3067 subdir('libdecnumber')
3084 if config_host_data.get('CONFIG_REPLICATION')
3085 block_ss.add(files('replication.c'))
3092 blockdev_ss.add(files(
3099 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
3100 # os-win32.c does not
3101 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
3102 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
3105 common_ss.add(files('cpus-common.c'))
3109 common_ss.add(capstone)
3110 specific_ss.add(files('cpu.c', 'disas.c', 'gdbstub.c'), capstone)
3112 # Work around a gcc bug/misfeature wherein constant propagation looks
3114 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696
3115 # to guess that a const variable is always zero. Without lto, this is
3116 # impossible, as the alias is restricted to page-vary-common.c. Indeed,
3117 # without lto, not even the alias is required -- we simply use different
3118 # declarations in different compilation units.
3119 pagevary = files('page-vary-common.c')
3120 if get_option('b_lto')
3121 pagevary_flags = ['-fno-lto']
3122 if get_option('cfi')
3123 pagevary_flags += '-fno-sanitize=cfi-icall'
3125 pagevary = static_library('page-vary-common', sources: pagevary + genh,
3126 c_args: pagevary_flags)
3127 pagevary = declare_dependency(link_with: pagevary)
3129 common_ss.add(pagevary)
3130 specific_ss.add(files('page-vary.c'))
3138 subdir('semihosting')
3145 common_user_inc = []
3147 subdir('common-user')
3149 subdir('linux-user')
3151 # needed for fuzzing binaries
3152 subdir('tests/qtest/libqos')
3153 subdir('tests/qtest/fuzz')
3156 tcg_real_module_ss = ss.source_set()
3157 tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss)
3158 specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss)
3159 target_modules += { 'accel' : { 'qtest': qtest_module_ss,
3160 'tcg': tcg_real_module_ss }}
3162 ########################
3163 # Library dependencies #
3164 ########################
3166 modinfo_collect = find_program('scripts/modinfo-collect.py')
3167 modinfo_generate = find_program('scripts/modinfo-generate.py')
3172 foreach d, list : modules
3173 foreach m, module_ss : list
3174 if enable_modules and targetos != 'windows'
3175 module_ss = module_ss.apply(config_all, strict: false)
3176 sl = static_library(d + '-' + m, [genh, module_ss.sources()],
3177 dependencies: [modulecommon, module_ss.dependencies()], pic: true)
3183 if module_ss.sources() != []
3184 # FIXME: Should use sl.extract_all_objects(recursive: true) as
3185 # input. Sources can be used multiple times but objects are
3186 # unique when it comes to lookup in compile_commands.json.
3187 # Depnds on a mesion version with
3188 # https://github.com/mesonbuild/meson/pull/8900
3189 modinfo_files += custom_target(d + '-' + m + '.modinfo',
3190 output: d + '-' + m + '.modinfo',
3191 input: module_ss.sources() + genh,
3193 command: [modinfo_collect, module_ss.sources()])
3197 block_ss.add_all(module_ss)
3199 softmmu_ss.add_all(module_ss)
3205 foreach d, list : target_modules
3206 foreach m, module_ss : list
3207 if enable_modules and targetos != 'windows'
3208 foreach target : target_dirs
3209 if target.endswith('-softmmu')
3210 config_target = config_target_mak[target]
3211 config_target += config_host
3212 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3213 c_args = ['-DNEED_CPU_H',
3214 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3215 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3216 target_module_ss = module_ss.apply(config_target, strict: false)
3217 if target_module_ss.sources() != []
3218 module_name = d + '-' + m + '-' + config_target['TARGET_NAME']
3219 sl = static_library(module_name,
3220 [genh, target_module_ss.sources()],
3221 dependencies: [modulecommon, target_module_ss.dependencies()],
3222 include_directories: target_inc,
3226 # FIXME: Should use sl.extract_all_objects(recursive: true) too.
3227 modinfo_files += custom_target(module_name + '.modinfo',
3228 output: module_name + '.modinfo',
3229 input: target_module_ss.sources() + genh,
3231 command: [modinfo_collect, '--target', target, target_module_ss.sources()])
3236 specific_ss.add_all(module_ss)
3242 foreach target : target_dirs
3243 if target.endswith('-softmmu')
3244 config_target = config_target_mak[target]
3245 config_devices_mak = target + '-config-devices.mak'
3246 modinfo_src = custom_target('modinfo-' + target + '.c',
3247 output: 'modinfo-' + target + '.c',
3248 input: modinfo_files,
3249 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'],
3252 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src)
3253 modinfo_dep = declare_dependency(link_with: modinfo_lib)
3255 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH']
3256 hw_arch[arch].add(modinfo_dep)
3261 nm = find_program('nm')
3262 undefsym = find_program('scripts/undefsym.py')
3263 block_syms = custom_target('block.syms', output: 'block.syms',
3264 input: [libqemuutil, block_mods],
3266 command: [undefsym, nm, '@INPUT@'])
3267 qemu_syms = custom_target('qemu.syms', output: 'qemu.syms',
3268 input: [libqemuutil, softmmu_mods],
3270 command: [undefsym, nm, '@INPUT@'])
3272 authz_ss = authz_ss.apply(config_host, strict: false)
3273 libauthz = static_library('authz', authz_ss.sources() + genh,
3274 dependencies: [authz_ss.dependencies()],
3276 build_by_default: false)
3278 authz = declare_dependency(link_whole: libauthz,
3281 crypto_ss = crypto_ss.apply(config_host, strict: false)
3282 libcrypto = static_library('crypto', crypto_ss.sources() + genh,
3283 dependencies: [crypto_ss.dependencies()],
3285 build_by_default: false)
3287 crypto = declare_dependency(link_whole: libcrypto,
3288 dependencies: [authz, qom])
3290 io_ss = io_ss.apply(config_host, strict: false)
3291 libio = static_library('io', io_ss.sources() + genh,
3292 dependencies: [io_ss.dependencies()],
3293 link_with: libqemuutil,
3295 build_by_default: false)
3297 io = declare_dependency(link_whole: libio, dependencies: [crypto, qom])
3299 libmigration = static_library('migration', sources: migration_files + genh,
3301 build_by_default: false)
3302 migration = declare_dependency(link_with: libmigration,
3303 dependencies: [zlib, qom, io])
3304 softmmu_ss.add(migration)
3306 block_ss = block_ss.apply(config_host, strict: false)
3307 libblock = static_library('block', block_ss.sources() + genh,
3308 dependencies: block_ss.dependencies(),
3309 link_depends: block_syms,
3311 build_by_default: false)
3313 block = declare_dependency(link_whole: [libblock],
3314 link_args: '@block.syms',
3315 dependencies: [crypto, io])
3317 blockdev_ss = blockdev_ss.apply(config_host, strict: false)
3318 libblockdev = static_library('blockdev', blockdev_ss.sources() + genh,
3319 dependencies: blockdev_ss.dependencies(),
3321 build_by_default: false)
3323 blockdev = declare_dependency(link_whole: [libblockdev],
3324 dependencies: [block, event_loop_base])
3326 qmp_ss = qmp_ss.apply(config_host, strict: false)
3327 libqmp = static_library('qmp', qmp_ss.sources() + genh,
3328 dependencies: qmp_ss.dependencies(),
3330 build_by_default: false)
3332 qmp = declare_dependency(link_whole: [libqmp])
3334 libchardev = static_library('chardev', chardev_ss.sources() + genh,
3336 dependencies: chardev_ss.dependencies(),
3337 build_by_default: false)
3339 chardev = declare_dependency(link_whole: libchardev)
3341 hwcore_ss = hwcore_ss.apply(config_host, strict: false)
3342 libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh,
3344 build_by_default: false)
3345 hwcore = declare_dependency(link_whole: libhwcore)
3346 common_ss.add(hwcore)
3352 emulator_modules = []
3353 foreach m : block_mods + softmmu_mods
3354 emulator_modules += shared_module(m.name(),
3355 build_by_default: true,
3359 install_dir: qemu_moddir)
3361 if emulator_modules.length() > 0
3362 alias_target('modules', emulator_modules)
3365 softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp)
3366 common_ss.add(qom, qemuutil)
3368 common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss])
3369 common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss)
3371 common_all = common_ss.apply(config_all, strict: false)
3372 common_all = static_library('common',
3373 build_by_default: false,
3374 sources: common_all.sources() + genh,
3375 include_directories: common_user_inc,
3376 implicit_include_directories: false,
3377 dependencies: common_all.dependencies(),
3380 feature_to_c = find_program('scripts/feature_to_c.sh')
3382 if targetos == 'darwin'
3383 entitlement = find_program('scripts/entitlement.sh')
3387 foreach target : target_dirs
3388 config_target = config_target_mak[target]
3389 target_name = config_target['TARGET_NAME']
3390 target_base_arch = config_target['TARGET_BASE_ARCH']
3391 arch_srcs = [config_target_h[target]]
3393 c_args = ['-DNEED_CPU_H',
3394 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3395 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3396 link_args = emulator_link_args
3398 config_target += config_host
3399 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3400 if targetos == 'linux'
3401 target_inc += include_directories('linux-headers', is_system: true)
3403 if target.endswith('-softmmu')
3404 qemu_target_name = 'qemu-system-' + target_name
3405 target_type='system'
3406 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false)
3407 arch_srcs += t.sources()
3408 arch_deps += t.dependencies()
3410 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch
3411 hw = hw_arch[hw_dir].apply(config_target, strict: false)
3412 arch_srcs += hw.sources()
3413 arch_deps += hw.dependencies()
3415 arch_srcs += config_devices_h[target]
3416 link_args += ['@block.syms', '@qemu.syms']
3418 abi = config_target['TARGET_ABI_DIR']
3420 target_inc += common_user_inc
3421 qemu_target_name = 'qemu-' + target_name
3422 if target_base_arch in target_user_arch
3423 t = target_user_arch[target_base_arch].apply(config_target, strict: false)
3424 arch_srcs += t.sources()
3425 arch_deps += t.dependencies()
3427 if 'CONFIG_LINUX_USER' in config_target
3428 base_dir = 'linux-user'
3430 if 'CONFIG_BSD_USER' in config_target
3431 base_dir = 'bsd-user'
3432 target_inc += include_directories('bsd-user/' / targetos)
3433 target_inc += include_directories('bsd-user/host/' / host_arch)
3434 dir = base_dir / abi
3435 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c')
3437 target_inc += include_directories(
3441 if 'CONFIG_LINUX_USER' in config_target
3442 dir = base_dir / abi
3443 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c')
3444 if config_target.has_key('TARGET_SYSTBL_ABI')
3446 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'],
3447 extra_args : config_target['TARGET_SYSTBL_ABI'])
3452 if 'TARGET_XML_FILES' in config_target
3453 gdbstub_xml = custom_target(target + '-gdbstub-xml.c',
3454 output: target + '-gdbstub-xml.c',
3455 input: files(config_target['TARGET_XML_FILES'].split()),
3456 command: [feature_to_c, '@INPUT@'],
3458 arch_srcs += gdbstub_xml
3461 t = target_arch[target_base_arch].apply(config_target, strict: false)
3462 arch_srcs += t.sources()
3463 arch_deps += t.dependencies()
3465 target_common = common_ss.apply(config_target, strict: false)
3466 objects = common_all.extract_objects(target_common.sources())
3467 deps = target_common.dependencies()
3469 target_specific = specific_ss.apply(config_target, strict: false)
3470 arch_srcs += target_specific.sources()
3471 arch_deps += target_specific.dependencies()
3473 lib = static_library('qemu-' + target,
3474 sources: arch_srcs + genh,
3475 dependencies: arch_deps,
3477 include_directories: target_inc,
3479 build_by_default: false,
3482 if target.endswith('-softmmu')
3484 'name': 'qemu-system-' + target_name,
3485 'win_subsystem': 'console',
3486 'sources': files('softmmu/main.c'),
3489 if targetos == 'windows' and (sdl.found() or gtk.found())
3491 'name': 'qemu-system-' + target_name + 'w',
3492 'win_subsystem': 'windows',
3493 'sources': files('softmmu/main.c'),
3497 if get_option('fuzzing')
3498 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false)
3500 'name': 'qemu-fuzz-' + target_name,
3501 'win_subsystem': 'console',
3502 'sources': specific_fuzz.sources(),
3503 'dependencies': specific_fuzz.dependencies(),
3508 'name': 'qemu-' + target_name,
3509 'win_subsystem': 'console',
3515 exe_name = exe['name']
3516 if targetos == 'darwin'
3517 exe_name += '-unsigned'
3520 emulator = executable(exe_name, exe['sources'],
3523 dependencies: arch_deps + deps + exe['dependencies'],
3524 objects: lib.extract_all_objects(recursive: true),
3525 link_language: link_language,
3526 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
3527 link_args: link_args,
3528 win_subsystem: exe['win_subsystem'])
3530 if targetos == 'darwin'
3531 icon = 'pc-bios/qemu.rsrc'
3532 build_input = [emulator, files(icon)]
3534 get_option('bindir') / exe_name,
3535 meson.current_source_dir() / icon
3537 if 'CONFIG_HVF' in config_target
3538 entitlements = 'accel/hvf/entitlements.plist'
3539 build_input += files(entitlements)
3540 install_input += meson.current_source_dir() / entitlements
3543 emulators += {exe['name'] : custom_target(exe['name'],
3545 output: exe['name'],
3546 command: [entitlement, '@OUTPUT@', '@INPUT@'])
3549 meson.add_install_script(entitlement, '--install',
3550 get_option('bindir') / exe['name'],
3553 emulators += {exe['name']: emulator}
3558 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false},
3559 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true},
3560 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
3561 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
3563 custom_target(exe['name'] + stp['ext'],
3564 input: trace_events_all,
3565 output: exe['name'] + stp['ext'],
3566 install: stp['install'],
3567 install_dir: get_option('datadir') / 'systemtap/tapset',
3569 tracetool, '--group=all', '--format=' + stp['fmt'],
3570 '--binary=' + stp['bin'],
3571 '--target-name=' + target_name,
3572 '--target-type=' + target_type,
3573 '--probe-prefix=qemu.' + target_type + '.' + target_name,
3574 '@INPUT@', '@OUTPUT@'
3576 depend_files: tracetool_depends)
3582 # Other build targets
3584 if 'CONFIG_PLUGIN' in config_host
3585 install_headers('include/qemu/qemu-plugin.h')
3590 # Don't build qemu-keymap if xkbcommon is not explicitly enabled
3591 # when we don't build tools or system
3592 if xkbcommon.found()
3593 # used for the update-keymaps target, so include rules even if !have_tools
3594 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh,
3595 dependencies: [qemuutil, xkbcommon], install: have_tools)
3599 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
3600 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)
3601 qemu_io = executable('qemu-io', files('qemu-io.c'),
3602 dependencies: [block, qemuutil], install: true)
3603 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'),
3604 dependencies: [blockdev, qemuutil, gnutls, selinux],
3607 subdir('storage-daemon')
3608 subdir('contrib/rdmacm-mux')
3609 subdir('contrib/elf2dmp')
3611 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'),
3612 dependencies: qemuutil,
3616 subdir('contrib/vhost-user-blk')
3617 subdir('contrib/vhost-user-gpu')
3618 subdir('contrib/vhost-user-input')
3619 subdir('contrib/vhost-user-scsi')
3622 if targetos == 'linux'
3623 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'),
3624 dependencies: [qemuutil, libcap_ng],
3626 install_dir: get_option('libexecdir'))
3628 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'),
3629 dependencies: [authz, crypto, io, qom, qemuutil,
3630 libcap_ng, mpathpersist],
3635 subdir('contrib/ivshmem-client')
3636 subdir('contrib/ivshmem-server')
3649 if host_machine.system() == 'windows'
3651 find_program('scripts/nsis.py'),
3653 get_option('prefix'),
3654 meson.current_source_dir(),
3657 '-DDISPLAYVERSION=' + meson.project_version(),
3660 nsis_cmd += '-DCONFIG_DOCUMENTATION=y'
3663 nsis_cmd += '-DCONFIG_GTK=y'
3666 nsis = custom_target('nsis',
3667 output: 'qemu-setup-' + meson.project_version() + '.exe',
3668 input: files('qemu.nsi'),
3669 build_always_stale: true,
3670 command: nsis_cmd + ['@INPUT@'])
3671 alias_target('installer', nsis)
3674 #########################
3675 # Configuration summary #
3676 #########################
3680 summary_info += {'Install prefix': get_option('prefix')}
3681 summary_info += {'BIOS directory': qemu_datadir}
3682 summary_info += {'firmware path': get_option('prefix') / get_option('qemu_firmwarepath')}
3683 summary_info += {'binary directory': get_option('prefix') / get_option('bindir')}
3684 summary_info += {'library directory': get_option('prefix') / get_option('libdir')}
3685 summary_info += {'module directory': qemu_moddir}
3686 summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')}
3687 summary_info += {'include directory': get_option('prefix') / get_option('includedir')}
3688 summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')}
3689 if targetos != 'windows'
3690 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')}
3691 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')}
3693 summary_info += {'local state directory': 'queried at runtime'}
3695 summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')}
3696 summary_info += {'Build directory': meson.current_build_dir()}
3697 summary_info += {'Source path': meson.current_source_dir()}
3698 summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']}
3699 summary(summary_info, bool_yn: true, section: 'Directories')
3703 summary_info += {'git': config_host['GIT']}
3704 summary_info += {'make': config_host['MAKE']}
3705 summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
3706 summary_info += {'sphinx-build': sphinx_build}
3707 if config_host.has_key('HAVE_GDB_BIN')
3708 summary_info += {'gdb': config_host['HAVE_GDB_BIN']}
3710 summary_info += {'iasl': iasl}
3711 summary_info += {'genisoimage': config_host['GENISOIMAGE']}
3712 if targetos == 'windows' and have_ga
3713 summary_info += {'wixl': wixl}
3715 if slirp_opt != 'disabled' and have_system
3716 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false}
3718 summary(summary_info, bool_yn: true, section: 'Host binaries')
3720 # Configurable features
3722 summary_info += {'Documentation': build_docs}
3723 summary_info += {'system-mode emulation': have_system}
3724 summary_info += {'user-mode emulation': have_user}
3725 summary_info += {'block layer': have_block}
3726 summary_info += {'Install blobs': get_option('install_blobs')}
3727 summary_info += {'module support': config_host.has_key('CONFIG_MODULES')}
3728 if config_host.has_key('CONFIG_MODULES')
3729 summary_info += {'alternative module path': get_option('module_upgrades')}
3731 summary_info += {'fuzzing support': get_option('fuzzing')}
3733 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)}
3735 summary_info += {'Trace backends': ','.join(get_option('trace_backends'))}
3736 if 'simple' in get_option('trace_backends')
3737 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'}
3739 summary_info += {'D-Bus display': dbus_display}
3740 summary_info += {'QOM debugging': get_option('qom_cast_debug')}
3741 summary_info += {'vhost-kernel support': have_vhost_kernel}
3742 summary_info += {'vhost-net support': have_vhost_net}
3743 summary_info += {'vhost-user support': have_vhost_user}
3744 summary_info += {'vhost-user-crypto support': have_vhost_user_crypto}
3745 summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server}
3746 summary_info += {'vhost-vdpa support': have_vhost_vdpa}
3747 summary_info += {'build guest agent': have_ga}
3748 summary(summary_info, bool_yn: true, section: 'Configurable features')
3750 # Compilation information
3752 summary_info += {'host CPU': cpu}
3753 summary_info += {'host endianness': build_machine.endian()}
3754 summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())}
3755 summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())}
3756 if link_language == 'cpp'
3757 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())}
3759 summary_info += {'C++ compiler': false}
3761 if targetos == 'darwin'
3762 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())}
3764 summary_info += {'CFLAGS': ' '.join(get_option('c_args')
3765 + ['-O' + get_option('optimization')]
3766 + (get_option('debug') ? ['-g'] : []))}
3767 if link_language == 'cpp'
3768 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args')
3769 + ['-O' + get_option('optimization')]
3770 + (get_option('debug') ? ['-g'] : []))}
3772 if targetos == 'darwin'
3773 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args')
3774 + ['-O' + get_option('optimization')]
3775 + (get_option('debug') ? ['-g'] : []))}
3777 link_args = get_option(link_language + '_link_args')
3778 if link_args.length() > 0
3779 summary_info += {'LDFLAGS': ' '.join(link_args)}
3781 summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)}
3782 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)}
3783 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)}
3784 summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)}
3785 summary_info += {'profiler': get_option('profiler')}
3786 summary_info += {'link-time optimization (LTO)': get_option('b_lto')}
3787 summary_info += {'PIE': get_option('b_pie')}
3788 summary_info += {'static build': config_host.has_key('CONFIG_STATIC')}
3789 summary_info += {'malloc trim support': has_malloc_trim}
3790 summary_info += {'membarrier': have_membarrier}
3791 summary_info += {'debug stack usage': get_option('debug_stack_usage')}
3792 summary_info += {'mutex debugging': get_option('debug_mutex')}
3793 summary_info += {'memory allocator': get_option('malloc')}
3794 summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')}
3795 summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')}
3796 summary_info += {'gprof enabled': get_option('gprof')}
3797 summary_info += {'gcov': get_option('b_coverage')}
3798 summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')}
3799 summary_info += {'CFI support': get_option('cfi')}
3800 if get_option('cfi')
3801 summary_info += {'CFI debug support': get_option('cfi_debug')}
3803 summary_info += {'strip binaries': get_option('strip')}
3804 summary_info += {'sparse': sparse}
3805 summary_info += {'mingw32 support': targetos == 'windows'}
3806 summary(summary_info, bool_yn: true, section: 'Compilation')
3808 # snarf the cross-compilation information for tests
3811 foreach target: target_dirs
3812 tcg_mak = meson.current_build_dir() / 'tests/tcg' / 'config-' + target + '.mak'
3813 if fs.exists(tcg_mak)
3814 config_cross_tcg = keyval.load(tcg_mak)
3815 if 'CC' in config_cross_tcg
3816 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']}
3822 summary(summary_info, bool_yn: true, section: 'Cross compilers')
3825 # Targets and accelerators
3828 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')}
3829 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')}
3830 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')}
3831 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')}
3832 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')}
3833 summary_info += {'Xen support': xen.found()}
3835 summary_info += {'xen ctrl version': xen.version()}
3838 summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')}
3839 if config_all.has_key('CONFIG_TCG')
3840 if get_option('tcg_interpreter')
3841 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'}
3843 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)}
3845 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')}
3846 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')}
3848 summary_info += {'target list': ' '.join(target_dirs)}
3850 summary_info += {'default devices': get_option('default_devices')}
3851 summary_info += {'out of process emulation': multiprocess_allowed}
3852 summary_info += {'vfio-user server': vfio_user_server_allowed}
3854 summary(summary_info, bool_yn: true, section: 'Targets and accelerators')
3858 summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']}
3859 summary_info += {'coroutine pool': have_coroutine_pool}
3861 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')}
3862 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')}
3863 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')}
3864 summary_info += {'VirtFS support': have_virtfs}
3865 summary_info += {'build virtiofs daemon': have_virtiofsd}
3866 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')}
3867 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')}
3868 summary_info += {'bochs support': get_option('bochs').allowed()}
3869 summary_info += {'cloop support': get_option('cloop').allowed()}
3870 summary_info += {'dmg support': get_option('dmg').allowed()}
3871 summary_info += {'qcow v1 support': get_option('qcow1').allowed()}
3872 summary_info += {'vdi support': get_option('vdi').allowed()}
3873 summary_info += {'vvfat support': get_option('vvfat').allowed()}
3874 summary_info += {'qed support': get_option('qed').allowed()}
3875 summary_info += {'parallels support': get_option('parallels').allowed()}
3876 summary_info += {'FUSE exports': fuse}
3877 summary_info += {'VDUSE block exports': have_vduse_blk_export}
3879 summary(summary_info, bool_yn: true, section: 'Block layer support')
3883 summary_info += {'TLS priority': get_option('tls_priority')}
3884 summary_info += {'GNUTLS support': gnutls}
3886 summary_info += {' GNUTLS crypto': gnutls_crypto.found()}
3888 summary_info += {'libgcrypt': gcrypt}
3889 summary_info += {'nettle': nettle}
3891 summary_info += {' XTS': xts != 'private'}
3893 summary_info += {'AF_ALG support': have_afalg}
3894 summary_info += {'rng-none': get_option('rng_none')}
3895 summary_info += {'Linux keyring': have_keyring}
3896 summary(summary_info, bool_yn: true, section: 'Crypto')
3900 if targetos == 'darwin'
3901 summary_info += {'Cocoa support': cocoa}
3902 summary_info += {'vmnet.framework support': vmnet}
3904 summary_info += {'SDL support': sdl}
3905 summary_info += {'SDL image support': sdl_image}
3906 summary_info += {'GTK support': gtk}
3907 summary_info += {'pixman': pixman}
3908 summary_info += {'VTE support': vte}
3909 summary_info += {'slirp support': slirp_opt == 'internal' ? slirp_opt : slirp}
3910 summary_info += {'libtasn1': tasn1}
3911 summary_info += {'PAM': pam}
3912 summary_info += {'iconv support': iconv}
3913 summary_info += {'curses support': curses}
3914 summary_info += {'virgl support': virgl}
3915 summary_info += {'curl support': curl}
3916 summary_info += {'Multipath support': mpathpersist}
3917 summary_info += {'PNG support': png}
3918 summary_info += {'VNC support': vnc}
3920 summary_info += {'VNC SASL support': sasl}
3921 summary_info += {'VNC JPEG support': jpeg}
3923 if targetos not in ['darwin', 'haiku', 'windows']
3924 summary_info += {'OSS support': oss}
3925 elif targetos == 'darwin'
3926 summary_info += {'CoreAudio support': coreaudio}
3927 elif targetos == 'windows'
3928 summary_info += {'DirectSound support': dsound}
3930 if targetos == 'linux'
3931 summary_info += {'ALSA support': alsa}
3932 summary_info += {'PulseAudio support': pulse}
3934 summary_info += {'JACK support': jack}
3935 summary_info += {'brlapi support': brlapi}
3936 summary_info += {'vde support': vde}
3937 summary_info += {'netmap support': have_netmap}
3938 summary_info += {'l2tpv3 support': have_l2tpv3}
3939 summary_info += {'Linux AIO support': libaio}
3940 summary_info += {'Linux io_uring support': linux_io_uring}
3941 summary_info += {'ATTR/XATTR support': libattr}
3942 summary_info += {'RDMA support': rdma}
3943 summary_info += {'PVRDMA support': have_pvrdma}
3944 summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt}
3945 summary_info += {'libcap-ng support': libcap_ng}
3946 summary_info += {'bpf support': libbpf}
3947 summary_info += {'spice protocol support': spice_protocol}
3948 if spice_protocol.found()
3949 summary_info += {' spice server support': spice}
3951 summary_info += {'rbd support': rbd}
3952 summary_info += {'smartcard support': cacard}
3953 summary_info += {'U2F support': u2f}
3954 summary_info += {'libusb': libusb}
3955 summary_info += {'usb net redir': usbredir}
3956 summary_info += {'OpenGL support (epoxy)': opengl}
3957 summary_info += {'GBM': gbm}
3958 summary_info += {'libiscsi support': libiscsi}
3959 summary_info += {'libnfs support': libnfs}
3960 if targetos == 'windows'
3962 summary_info += {'QGA VSS support': have_qga_vss}
3965 summary_info += {'seccomp support': seccomp}
3966 summary_info += {'GlusterFS support': glusterfs}
3967 summary_info += {'TPM support': have_tpm}
3968 summary_info += {'libssh support': libssh}
3969 summary_info += {'lzo support': lzo}
3970 summary_info += {'snappy support': snappy}
3971 summary_info += {'bzip2 support': libbzip2}
3972 summary_info += {'lzfse support': liblzfse}
3973 summary_info += {'zstd support': zstd}
3974 summary_info += {'NUMA host support': numa}
3975 summary_info += {'capstone': capstone}
3976 summary_info += {'libpmem support': libpmem}
3977 summary_info += {'libdaxctl support': libdaxctl}
3978 summary_info += {'libudev': libudev}
3979 # Dummy dependency, keep .found()
3980 summary_info += {'FUSE lseek': fuse_lseek.found()}
3981 summary_info += {'selinux': selinux}
3982 summary(summary_info, bool_yn: true, section: 'Dependencies')
3984 if not supported_cpus.contains(cpu)
3986 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!')
3988 message('CPU host architecture ' + cpu + ' support is not currently maintained.')
3989 message('The QEMU project intends to remove support for this host CPU in')
3990 message('a future release if nobody volunteers to maintain it and to')
3991 message('provide a build host for our continuous integration setup.')
3992 message('configure has succeeded and you can continue to build, but')
3993 message('if you care about QEMU on this platform you should contact')
3994 message('us upstream at qemu-devel@nongnu.org.')
3997 if not supported_oses.contains(targetos)
3999 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!')
4001 message('Host OS ' + targetos + 'support is not currently maintained.')
4002 message('The QEMU project intends to remove support for this host OS in')
4003 message('a future release if nobody volunteers to maintain it and to')
4004 message('provide a build host for our continuous integration setup.')
4005 message('configure has succeeded and you can continue to build, but')
4006 message('if you care about QEMU on this platform you should contact')
4007 message('us upstream at qemu-devel@nongnu.org.')