1 project('qemu', ['c'], meson_version: '>=0.61.3',
2 default_options: ['warning_level=1', 'c_std=gnu11', 'cpp_std=gnu++11', 'b_colorout=auto',
3 'b_staticpic=false', 'stdsplit=false', 'optimization=2', 'b_pie=true'],
4 version: files('VERSION'))
6 add_test_setup('quick', exclude_suites: ['slow', 'thorough'], is_default: true)
7 add_test_setup('slow', exclude_suites: ['thorough'], env: ['G_TEST_SLOW=1', 'SPEED=slow'])
8 add_test_setup('thorough', env: ['G_TEST_SLOW=1', 'SPEED=thorough'])
10 meson.add_postconf_script(find_program('scripts/symlink-install-tree.py'))
12 not_found = dependency('', required: false)
13 keyval = import('keyval')
14 ss = import('sourceset')
17 targetos = host_machine.system()
18 sh = find_program('sh')
19 config_host = keyval.load(meson.current_build_dir() / 'config-host.mak')
20 enable_modules = 'CONFIG_MODULES' in config_host
21 enable_static = 'CONFIG_STATIC' in config_host
23 # Allow both shared and static libraries unless --enable-static
24 static_kwargs = enable_static ? {'static': true} : {}
26 cc = meson.get_compiler('c')
28 if add_languages('cpp', required: false, native: false)
29 all_languages += ['cpp']
30 cxx = meson.get_compiler('cpp')
32 if targetos == 'darwin' and \
33 add_languages('objc', required: get_option('cocoa'), native: false)
34 all_languages += ['objc']
35 objc = meson.get_compiler('objc')
38 # Temporary directory used for files created while
39 # configure runs. Since it is in the build directory
40 # we can safely blow away any previous version of it
41 # (and we need not jump through hoops to try to delete
42 # it when configure exits.)
43 tmpdir = meson.current_build_dir() / 'meson-private/temp'
45 if get_option('qemu_suffix').startswith('/')
46 error('qemu_suffix cannot start with a /')
49 qemu_confdir = get_option('sysconfdir') / get_option('qemu_suffix')
50 qemu_datadir = get_option('datadir') / get_option('qemu_suffix')
51 qemu_docdir = get_option('docdir') / get_option('qemu_suffix')
52 qemu_moddir = get_option('libdir') / get_option('qemu_suffix')
54 qemu_desktopdir = get_option('datadir') / 'applications'
55 qemu_icondir = get_option('datadir') / 'icons'
57 config_host_data = configuration_data()
59 qapi_trace_events = []
61 bsd_oses = ['gnu/kfreebsd', 'freebsd', 'netbsd', 'openbsd', 'dragonfly', 'darwin']
62 supported_oses = ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', 'sunos', 'linux']
63 supported_cpus = ['ppc', 'ppc64', 's390x', 'riscv', 'x86', 'x86_64',
64 'arm', 'aarch64', 'loongarch64', 'mips', 'mips64', 'sparc64']
66 cpu = host_machine.cpu_family()
68 # Unify riscv* to a single family.
69 if cpu in ['riscv32', 'riscv64']
73 target_dirs = config_host['TARGET_DIRS'].split()
74 have_linux_user = false
77 foreach target : target_dirs
78 have_linux_user = have_linux_user or target.endswith('linux-user')
79 have_bsd_user = have_bsd_user or target.endswith('bsd-user')
80 have_system = have_system or target.endswith('-softmmu')
82 have_user = have_linux_user or have_bsd_user
83 have_tools = get_option('tools') \
84 .disable_auto_if(not have_system) \
86 have_ga = get_option('guest_agent') \
87 .disable_auto_if(not have_system and not have_tools) \
88 .require(targetos in ['sunos', 'linux', 'windows', 'freebsd', 'netbsd', 'openbsd'],
89 error_message: 'unsupported OS for QEMU guest agent') \
91 have_block = have_system or have_tools
93 python = import('python').find_installation()
95 if cpu not in supported_cpus
105 if cpu in ['x86', 'x86_64']
106 kvm_targets = ['i386-softmmu', 'x86_64-softmmu']
107 elif cpu == 'aarch64'
108 kvm_targets = ['aarch64-softmmu']
110 kvm_targets = ['s390x-softmmu']
111 elif cpu in ['ppc', 'ppc64']
112 kvm_targets = ['ppc-softmmu', 'ppc64-softmmu']
113 elif cpu in ['mips', 'mips64']
114 kvm_targets = ['mips-softmmu', 'mipsel-softmmu', 'mips64-softmmu', 'mips64el-softmmu']
115 elif cpu in ['riscv']
116 kvm_targets = ['riscv32-softmmu', 'riscv64-softmmu']
122 if get_option('kvm').allowed() and targetos == 'linux'
123 kvm_targets_c = '"' + '" ,"'.join(kvm_targets) + '"'
125 config_host_data.set('CONFIG_KVM_TARGETS', kvm_targets_c)
127 accelerator_targets = { 'CONFIG_KVM': kvm_targets }
129 if cpu in ['aarch64']
130 accelerator_targets += {
131 'CONFIG_HVF': ['aarch64-softmmu']
135 if cpu in ['x86', 'x86_64', 'arm', 'aarch64']
136 # i386 emulator provides xenpv machine type for multiple architectures
137 accelerator_targets += {
138 'CONFIG_XEN': ['i386-softmmu', 'x86_64-softmmu'],
141 if cpu in ['x86', 'x86_64']
142 accelerator_targets += {
143 'CONFIG_HAX': ['i386-softmmu', 'x86_64-softmmu'],
144 'CONFIG_HVF': ['x86_64-softmmu'],
145 'CONFIG_NVMM': ['i386-softmmu', 'x86_64-softmmu'],
146 'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'],
151 # Darwin does not support references to thread-local variables in modules
152 if targetos != 'darwin'
153 modular_tcg = ['i386-softmmu', 'x86_64-softmmu']
156 edk2_targets = [ 'arm-softmmu', 'aarch64-softmmu', 'i386-softmmu', 'x86_64-softmmu' ]
157 unpack_edk2_blobs = false
158 foreach target : edk2_targets
159 if target in target_dirs
160 bzip2 = find_program('bzip2', required: get_option('install_blobs'))
161 unpack_edk2_blobs = bzip2.found()
168 if 'dtrace' in get_option('trace_backends')
169 dtrace = find_program('dtrace', required: true)
170 stap = find_program('stap', required: false)
172 # Workaround to avoid dtrace(1) producing a file with 'hidden' symbol
173 # visibility. Define STAP_SDT_V2 to produce 'default' symbol visibility
174 # instead. QEMU --enable-modules depends on this because the SystemTap
175 # semaphores are linked into the main binary and not the module's shared
177 add_global_arguments('-DSTAP_SDT_V2',
178 native: false, language: all_languages)
182 if get_option('iasl') == ''
183 iasl = find_program('iasl', required: false)
185 iasl = find_program(get_option('iasl'), required: true)
192 qemu_cflags = config_host['QEMU_CFLAGS'].split()
193 qemu_objcflags = config_host['QEMU_OBJCFLAGS'].split()
194 qemu_ldflags = config_host['QEMU_LDFLAGS'].split()
197 qemu_ldflags += get_option('b_pie') ? '-static-pie' : '-static'
200 # Detect support for PT_GNU_RELRO + DT_BIND_NOW.
201 # The combination is known as "full relro", because .got.plt is read-only too.
202 qemu_ldflags += cc.get_supported_link_arguments('-Wl,-z,relro', '-Wl,-z,now')
204 if targetos == 'windows'
205 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--no-seh', '-Wl,--nxcompat')
206 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--dynamicbase', '-Wl,--high-entropy-va')
209 if get_option('gprof')
210 qemu_cflags += ['-p']
211 qemu_objcflags += ['-p']
212 qemu_ldflags += ['-p']
215 # Specify linker-script with add_project_link_arguments so that it is not placed
216 # within a linker --start-group/--end-group pair
217 if get_option('fuzzing')
218 add_project_link_arguments(['-Wl,-T,',
219 (meson.current_source_dir() / 'tests/qtest/fuzz/fork_fuzz.ld')],
220 native: false, language: all_languages)
222 # Specify a filter to only instrument code that is directly related to
224 configure_file(output: 'instrumentation-filter',
225 input: 'scripts/oss-fuzz/instrumentation-filter-template',
228 if cc.compiles('int main () { return 0; }',
229 name: '-fsanitize-coverage-allowlist=/dev/null',
230 args: ['-fsanitize-coverage-allowlist=/dev/null',
231 '-fsanitize-coverage=trace-pc'] )
232 add_global_arguments('-fsanitize-coverage-allowlist=instrumentation-filter',
233 native: false, language: all_languages)
236 if get_option('fuzzing_engine') == ''
237 # Add CFLAGS to tell clang to add fuzzer-related instrumentation to all the
238 # compiled code. To build non-fuzzer binaries with --enable-fuzzing, link
239 # everything with fsanitize=fuzzer-no-link. Otherwise, the linker will be
240 # unable to bind the fuzzer-related callbacks added by instrumentation.
241 add_global_arguments('-fsanitize=fuzzer-no-link',
242 native: false, language: all_languages)
243 add_global_link_arguments('-fsanitize=fuzzer-no-link',
244 native: false, language: all_languages)
245 # For the actual fuzzer binaries, we need to link against the libfuzzer
246 # library. They need to be configurable, to support OSS-Fuzz
247 fuzz_exe_ldflags = ['-fsanitize=fuzzer']
249 # LIB_FUZZING_ENGINE was set; assume we are running on OSS-Fuzz, and
250 # the needed CFLAGS have already been provided
251 fuzz_exe_ldflags = get_option('fuzzing_engine').split()
255 # Check that the C++ compiler exists and works with the C compiler.
259 if 'cpp' in all_languages
260 add_global_arguments(['-D__STDC_LIMIT_MACROS', '-D__STDC_CONSTANT_MACROS', '-D__STDC_FORMAT_MACROS'],
261 native: false, language: 'cpp')
262 foreach k: qemu_cflags
263 if k not in ['-Wstrict-prototypes', '-Wmissing-prototypes', '-Wnested-externs',
264 '-Wold-style-declaration', '-Wold-style-definition', '-Wredundant-decls']
269 if cxx.links(files('scripts/main.c'), args: qemu_cflags)
270 link_language = 'cpp'
273 message('C++ compiler does not work with C compiler')
274 message('Disabling C++-specific optional code')
278 # Exclude --warn-common with TSan to suppress warnings from the TSan libraries.
279 if targetos != 'sunos' and not config_host.has_key('CONFIG_TSAN')
280 qemu_ldflags += linker.get_supported_link_arguments('-Wl,--warn-common')
283 add_global_link_arguments(qemu_ldflags, native: false, language: all_languages)
285 add_global_arguments(qemu_cflags, native: false, language: 'c')
286 add_global_arguments(qemu_cxxflags, native: false, language: 'cpp')
287 add_global_arguments(qemu_objcflags, native: false, language: 'objc')
288 if targetos == 'linux'
289 add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers',
290 '-isystem', 'linux-headers',
291 language: all_languages)
294 add_project_arguments('-iquote', '.',
295 '-iquote', meson.current_source_dir(),
296 '-iquote', meson.current_source_dir() / 'include',
297 language: all_languages)
299 sparse = find_program('cgcc', required: get_option('sparse'))
302 command: [find_program('scripts/check_sparse.py'),
303 'compile_commands.json', sparse.full_path(), '-Wbitwise',
304 '-Wno-transparent-union', '-Wno-old-initializer',
305 '-Wno-non-pointer-null'])
308 ###########################################
309 # Target-specific checks and dependencies #
310 ###########################################
313 if get_option('fuzzing') and get_option('fuzzing_engine') == '' and \
316 #include <sys/types.h>
317 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
318 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
320 args: ['-Werror', '-fsanitize=fuzzer'])
321 error('Your compiler does not support -fsanitize=fuzzer')
325 if 'ftrace' in get_option('trace_backends') and targetos != 'linux'
326 error('ftrace is supported only on Linux')
328 if 'syslog' in get_option('trace_backends') and not cc.compiles('''
331 openlog("qemu", LOG_PID, LOG_DAEMON);
332 syslog(LOG_INFO, "configure");
335 error('syslog is not supported on this system')
338 # Miscellaneous Linux-only features
339 get_option('mpath') \
340 .require(targetos == 'linux', error_message: 'Multipath is supported only on Linux')
342 multiprocess_allowed = get_option('multiprocess') \
343 .require(targetos == 'linux', error_message: 'Multiprocess QEMU is supported only on Linux') \
346 vfio_user_server_allowed = get_option('vfio_user_server') \
347 .require(targetos == 'linux', error_message: 'vfio-user server is supported only on Linux') \
350 have_tpm = get_option('tpm') \
351 .require(targetos != 'windows', error_message: 'TPM emulation only available on POSIX systems') \
355 have_vhost_user = get_option('vhost_user') \
356 .disable_auto_if(targetos != 'linux') \
357 .require(targetos != 'windows',
358 error_message: 'vhost-user is not available on Windows').allowed()
359 have_vhost_vdpa = get_option('vhost_vdpa') \
360 .require(targetos == 'linux',
361 error_message: 'vhost-vdpa is only available on Linux').allowed()
362 have_vhost_kernel = get_option('vhost_kernel') \
363 .require(targetos == 'linux',
364 error_message: 'vhost-kernel is only available on Linux').allowed()
365 have_vhost_user_crypto = get_option('vhost_crypto') \
366 .require(have_vhost_user,
367 error_message: 'vhost-crypto requires vhost-user to be enabled').allowed()
369 have_vhost = have_vhost_user or have_vhost_vdpa or have_vhost_kernel
371 have_vhost_net_user = have_vhost_user and get_option('vhost_net').allowed()
372 have_vhost_net_vdpa = have_vhost_vdpa and get_option('vhost_net').allowed()
373 have_vhost_net_kernel = have_vhost_kernel and get_option('vhost_net').allowed()
374 have_vhost_net = have_vhost_net_kernel or have_vhost_net_user or have_vhost_net_vdpa
376 # Target-specific libraries and flags
377 libm = cc.find_library('m', required: false)
378 threads = dependency('threads')
379 util = cc.find_library('util', required: false)
385 emulator_link_args = []
392 if targetos == 'windows'
393 midl = find_program('midl', required: false)
394 widl = find_program('widl', required: false)
395 pathcch = cc.find_library('pathcch')
396 socket = cc.find_library('ws2_32')
397 winmm = cc.find_library('winmm')
399 win = import('windows')
400 version_res = win.compile_resources('version.rc',
401 depend_files: files('pc-bios/qemu-nsis.ico'),
402 include_directories: include_directories('.'))
404 elif targetos == 'darwin'
405 coref = dependency('appleframeworks', modules: 'CoreFoundation')
406 iokit = dependency('appleframeworks', modules: 'IOKit', required: false)
407 host_dsosuf = '.dylib'
408 elif targetos == 'sunos'
409 socket = [cc.find_library('socket'),
410 cc.find_library('nsl'),
411 cc.find_library('resolv')]
412 elif targetos == 'haiku'
413 socket = [cc.find_library('posix_error_mapper'),
414 cc.find_library('network'),
415 cc.find_library('bsd')]
416 elif targetos == 'openbsd'
417 if get_option('tcg').allowed() and target_dirs.length() > 0
418 # Disable OpenBSD W^X if available
419 emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded')
423 # Target-specific configuration of accelerators
425 if get_option('kvm').allowed() and targetos == 'linux'
426 accelerators += 'CONFIG_KVM'
428 if get_option('whpx').allowed() and targetos == 'windows'
429 if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64'
430 error('WHPX requires 64-bit host')
431 elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \
432 cc.has_header('WinHvEmulation.h', required: get_option('whpx'))
433 accelerators += 'CONFIG_WHPX'
436 if get_option('hvf').allowed()
437 hvf = dependency('appleframeworks', modules: 'Hypervisor',
438 required: get_option('hvf'))
440 accelerators += 'CONFIG_HVF'
443 if get_option('hax').allowed()
444 if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd']
445 accelerators += 'CONFIG_HAX'
448 if targetos == 'netbsd'
449 nvmm = cc.find_library('nvmm', required: get_option('nvmm'))
451 accelerators += 'CONFIG_NVMM'
456 if get_option('tcg').allowed()
457 if host_arch == 'unknown'
458 if get_option('tcg_interpreter')
459 warning('Unsupported CPU @0@, will use TCG with TCI (slow)'.format(cpu))
461 error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu))
463 elif get_option('tcg_interpreter')
464 warning('Use of the TCG interpreter is not recommended on this host')
465 warning('architecture. There is a native TCG execution backend available')
466 warning('which provides substantially better performance and reliability.')
467 warning('It is strongly recommended to remove the --enable-tcg-interpreter')
468 warning('configuration option on this architecture to use the native')
471 if get_option('tcg_interpreter')
473 config_host += { 'CONFIG_TCG_INTERPRETER': 'y' }
474 elif host_arch == 'x86_64'
476 elif host_arch == 'ppc64'
479 add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch,
480 language: all_languages)
482 accelerators += 'CONFIG_TCG'
483 config_host += { 'CONFIG_TCG': 'y' }
486 if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled()
487 error('KVM not available on this platform')
489 if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled()
490 error('HVF not available on this platform')
492 if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled()
493 error('NVMM not available on this platform')
495 if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled()
496 error('WHPX not available on this platform')
503 # The path to glib.h is added to all compilation commands. This was
504 # grandfathered in from the QEMU Makefiles.
505 add_project_arguments(config_host['GLIB_CFLAGS'].split(),
506 native: false, language: all_languages)
507 glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(),
508 link_args: config_host['GLIB_LIBS'].split(),
509 version: config_host['GLIB_VERSION'],
511 'bindir': config_host['GLIB_BINDIR'],
513 # override glib dep with the configure results (for subprojects)
514 meson.override_dependency('glib-2.0', glib)
517 gdbus_codegen = not_found
518 gdbus_codegen_error = '@0@ requires gdbus-codegen, please install libgio'
519 if not get_option('gio').auto() or have_system
520 gio = dependency('gio-2.0', required: get_option('gio'),
521 method: 'pkg-config', kwargs: static_kwargs)
522 if gio.found() and not cc.links('''
526 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0);
528 }''', dependencies: [glib, gio])
529 if get_option('gio').enabled()
530 error('The installed libgio is broken for static linking')
535 gdbus_codegen = find_program(gio.get_variable('gdbus_codegen'),
536 required: get_option('gio'))
537 gio_unix = dependency('gio-unix-2.0', required: get_option('gio'),
538 method: 'pkg-config', kwargs: static_kwargs)
539 gio = declare_dependency(dependencies: [gio, gio_unix],
540 version: gio.version())
543 if gdbus_codegen.found() and get_option('cfi')
544 gdbus_codegen = not_found
545 gdbus_codegen_error = '@0@ uses gdbus-codegen, which does not support control flow integrity'
549 if 'ust' in get_option('trace_backends')
550 lttng = dependency('lttng-ust', required: true, version: '>= 2.1',
551 method: 'pkg-config', kwargs: static_kwargs)
554 if have_system or have_tools
555 pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8',
556 method: 'pkg-config', kwargs: static_kwargs)
558 zlib = dependency('zlib', required: true, kwargs: static_kwargs)
561 if not get_option('linux_aio').auto() or have_block
562 libaio = cc.find_library('aio', has_headers: ['libaio.h'],
563 required: get_option('linux_aio'),
564 kwargs: static_kwargs)
567 linux_io_uring_test = '''
568 #include <liburing.h>
569 #include <linux/errqueue.h>
571 int main(void) { return 0; }'''
573 linux_io_uring = not_found
574 if not get_option('linux_io_uring').auto() or have_block
575 linux_io_uring = dependency('liburing', version: '>=0.3',
576 required: get_option('linux_io_uring'),
577 method: 'pkg-config', kwargs: static_kwargs)
578 if not cc.links(linux_io_uring_test)
579 linux_io_uring = not_found
584 if not get_option('libnfs').auto() or have_block
585 libnfs = dependency('libnfs', version: '>=1.9.3',
586 required: get_option('libnfs'),
587 method: 'pkg-config', kwargs: static_kwargs)
592 #include <sys/types.h>
593 #ifdef CONFIG_LIBATTR
594 #include <attr/xattr.h>
596 #include <sys/xattr.h>
598 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }'''
601 have_old_libattr = false
602 if get_option('attr').allowed()
603 if cc.links(libattr_test)
604 libattr = declare_dependency()
606 libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'],
607 required: get_option('attr'),
608 kwargs: static_kwargs)
609 if libattr.found() and not \
610 cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR')
612 if get_option('attr').enabled()
613 error('could not link libattr')
615 warning('could not link libattr, disabling')
618 have_old_libattr = libattr.found()
623 cocoa = dependency('appleframeworks', modules: ['Cocoa', 'CoreVideo'],
624 required: get_option('cocoa'))
626 vmnet = dependency('appleframeworks', modules: 'vmnet', required: get_option('vmnet'))
627 if vmnet.found() and not cc.has_header_symbol('vmnet/vmnet.h',
628 'VMNET_BRIDGED_MODE',
631 if get_option('vmnet').enabled()
632 error('vmnet.framework API is outdated')
634 warning('vmnet.framework API is outdated, disabling')
639 seccomp_has_sysrawrc = false
640 if not get_option('seccomp').auto() or have_system or have_tools
641 seccomp = dependency('libseccomp', version: '>=2.3.0',
642 required: get_option('seccomp'),
643 method: 'pkg-config', kwargs: static_kwargs)
645 seccomp_has_sysrawrc = cc.has_header_symbol('seccomp.h',
646 'SCMP_FLTATR_API_SYSRAWRC',
647 dependencies: seccomp)
651 libcap_ng = not_found
652 if not get_option('cap_ng').auto() or have_system or have_tools
653 libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'],
654 required: get_option('cap_ng'),
655 kwargs: static_kwargs)
657 if libcap_ng.found() and not cc.links('''
661 capng_capability_to_name(CAPNG_EFFECTIVE);
663 }''', dependencies: libcap_ng)
664 libcap_ng = not_found
665 if get_option('cap_ng').enabled()
666 error('could not link libcap-ng')
668 warning('could not link libcap-ng, disabling')
672 if get_option('xkbcommon').auto() and not have_system and not have_tools
673 xkbcommon = not_found
675 xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'),
676 method: 'pkg-config', kwargs: static_kwargs)
680 if not get_option('slirp').auto() or have_system
681 slirp = dependency('slirp', required: get_option('slirp'),
682 method: 'pkg-config', kwargs: static_kwargs)
683 # slirp < 4.7 is incompatible with CFI support in QEMU. This is because
684 # it passes function pointers within libslirp as callbacks for timers.
685 # When using a system-wide shared libslirp, the type information for the
686 # callback is missing and the timer call produces a false positive with CFI.
687 # Do not use the "version" keyword argument to produce a better error.
688 # with control-flow integrity.
689 if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7')
690 if get_option('slirp').enabled()
691 error('Control-Flow Integrity requires libslirp 4.7.')
693 warning('Cannot use libslirp since Control-Flow Integrity requires libslirp >= 4.7.')
700 if not get_option('vde').auto() or have_system or have_tools
701 vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'],
702 required: get_option('vde'),
703 kwargs: static_kwargs)
705 if vde.found() and not cc.links('''
706 #include <libvdeplug.h>
709 struct vde_open_args a = {0, 0, 0};
713 }''', dependencies: vde)
715 if get_option('cap_ng').enabled()
716 error('could not link libvdeplug')
718 warning('could not link libvdeplug, disabling')
723 if not get_option('pa').auto() or (targetos == 'linux' and have_system)
724 pulse = dependency('libpulse', required: get_option('pa'),
725 method: 'pkg-config', kwargs: static_kwargs)
728 if not get_option('alsa').auto() or (targetos == 'linux' and have_system)
729 alsa = dependency('alsa', required: get_option('alsa'),
730 method: 'pkg-config', kwargs: static_kwargs)
733 if not get_option('jack').auto() or have_system
734 jack = dependency('jack', required: get_option('jack'),
735 method: 'pkg-config', kwargs: static_kwargs)
738 if not get_option('sndio').auto() or have_system
739 sndio = dependency('sndio', required: get_option('sndio'),
740 method: 'pkg-config', kwargs: static_kwargs)
743 spice_protocol = not_found
744 if not get_option('spice_protocol').auto() or have_system
745 spice_protocol = dependency('spice-protocol', version: '>=0.12.3',
746 required: get_option('spice_protocol'),
747 method: 'pkg-config', kwargs: static_kwargs)
750 if not get_option('spice').auto() or have_system
751 spice = dependency('spice-server', version: '>=0.12.5',
752 required: get_option('spice'),
753 method: 'pkg-config', kwargs: static_kwargs)
755 spice_headers = spice.partial_dependency(compile_args: true, includes: true)
757 rt = cc.find_library('rt', required: false)
760 if not get_option('libiscsi').auto() or have_block
761 libiscsi = dependency('libiscsi', version: '>=1.9.0',
762 required: get_option('libiscsi'),
763 method: 'pkg-config', kwargs: static_kwargs)
766 if not get_option('zstd').auto() or have_block
767 zstd = dependency('libzstd', version: '>=1.4.0',
768 required: get_option('zstd'),
769 method: 'pkg-config', kwargs: static_kwargs)
773 have_vhost_user_gpu = have_tools and targetos == 'linux' and pixman.found()
774 if not get_option('virglrenderer').auto() or have_system or have_vhost_user_gpu
775 virgl = dependency('virglrenderer',
776 method: 'pkg-config',
777 required: get_option('virglrenderer'),
778 kwargs: static_kwargs)
781 if not get_option('blkio').auto() or have_block
782 blkio = dependency('blkio',
783 method: 'pkg-config',
784 required: get_option('blkio'),
785 kwargs: static_kwargs)
788 if not get_option('curl').auto() or have_block
789 curl = dependency('libcurl', version: '>=7.29.0',
790 method: 'pkg-config',
791 required: get_option('curl'),
792 kwargs: static_kwargs)
795 if targetos == 'linux' and (have_system or have_tools)
796 libudev = dependency('libudev',
797 method: 'pkg-config',
798 required: get_option('libudev'),
799 kwargs: static_kwargs)
802 mpathlibs = [libudev]
803 mpathpersist = not_found
804 mpathpersist_new_api = false
805 if targetos == 'linux' and have_tools and get_option('mpath').allowed()
806 mpath_test_source_new = '''
808 #include <mpath_persist.h>
809 unsigned mpath_mx_alloc_len = 1024;
811 static struct config *multipath_conf;
812 extern struct udev *udev;
813 extern struct config *get_multipath_config(void);
814 extern void put_multipath_config(struct config *conf);
816 struct config *get_multipath_config(void) { return multipath_conf; }
817 void put_multipath_config(struct config *conf) { }
820 multipath_conf = mpath_lib_init();
823 mpath_test_source_old = '''
825 #include <mpath_persist.h>
826 unsigned mpath_mx_alloc_len = 1024;
829 struct udev *udev = udev_new();
830 mpath_lib_init(udev);
833 libmpathpersist = cc.find_library('mpathpersist',
834 required: get_option('mpath'),
835 kwargs: static_kwargs)
836 if libmpathpersist.found()
837 mpathlibs += libmpathpersist
839 mpathlibs += cc.find_library('devmapper',
840 required: get_option('mpath'),
841 kwargs: static_kwargs)
843 mpathlibs += cc.find_library('multipath',
844 required: get_option('mpath'),
845 kwargs: static_kwargs)
846 foreach lib: mpathlibs
852 if mpathlibs.length() == 0
853 msg = 'Dependencies missing for libmpathpersist'
854 elif cc.links(mpath_test_source_new, dependencies: mpathlibs)
855 mpathpersist = declare_dependency(dependencies: mpathlibs)
856 mpathpersist_new_api = true
857 elif cc.links(mpath_test_source_old, dependencies: mpathlibs)
858 mpathpersist = declare_dependency(dependencies: mpathlibs)
860 msg = 'Cannot detect libmpathpersist API'
862 if not mpathpersist.found()
863 if get_option('mpath').enabled()
866 warning(msg + ', disabling')
874 if have_system and get_option('curses').allowed()
876 #if defined(__APPLE__) || defined(__OpenBSD__)
877 #define _XOPEN_SOURCE_EXTENDED 1
884 setlocale(LC_ALL, "");
886 addwstr(L"wide chars\n");
888 add_wch(WACS_DEGREE);
892 curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw']
893 curses = dependency(curses_dep_list,
895 method: 'pkg-config',
896 kwargs: static_kwargs)
897 msg = get_option('curses').enabled() ? 'curses library not found' : ''
898 curses_compile_args = ['-DNCURSES_WIDECHAR=1']
900 if cc.links(curses_test, args: curses_compile_args, dependencies: [curses])
901 curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses])
903 msg = 'curses package not usable'
907 if not curses.found()
908 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
909 if targetos != 'windows' and not has_curses_h
910 message('Trying with /usr/include/ncursesw')
911 curses_compile_args += ['-I/usr/include/ncursesw']
912 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
915 curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw'])
916 foreach curses_libname : curses_libname_list
917 libcurses = cc.find_library(curses_libname,
919 kwargs: static_kwargs)
921 if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses)
922 curses = declare_dependency(compile_args: curses_compile_args,
923 dependencies: [libcurses])
926 msg = 'curses library not usable'
932 if get_option('iconv').allowed()
933 foreach link_args : [ ['-liconv'], [] ]
934 # Programs will be linked with glib and this will bring in libiconv on FreeBSD.
935 # We need to use libiconv if available because mixing libiconv's headers with
936 # the system libc does not work.
937 # However, without adding glib to the dependencies -L/usr/local/lib will not be
938 # included in the command line and libiconv will not be found.
942 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
943 return conv != (iconv_t) -1;
944 }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args)
945 iconv = declare_dependency(link_args: link_args, dependencies: glib)
950 if curses.found() and not iconv.found()
951 if get_option('iconv').enabled()
952 error('iconv not available')
954 msg = 'iconv required for curses UI but not available'
957 if not curses.found() and msg != ''
958 if get_option('curses').enabled()
961 warning(msg + ', disabling')
967 if not get_option('brlapi').auto() or have_system
968 brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'],
969 required: get_option('brlapi'),
970 kwargs: static_kwargs)
971 if brlapi.found() and not cc.links('''
974 int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi)
976 if get_option('brlapi').enabled()
977 error('could not link brlapi')
979 warning('could not link brlapi, disabling')
985 if not get_option('sdl').auto() or have_system
986 sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs)
987 sdl_image = not_found
990 # work around 2.0.8 bug
991 sdl = declare_dependency(compile_args: '-Wno-undef',
993 sdl_image = dependency('SDL2_image', required: get_option('sdl_image'),
994 method: 'pkg-config', kwargs: static_kwargs)
996 if get_option('sdl_image').enabled()
997 error('sdl-image required, but SDL was @0@'.format(
998 get_option('sdl').disabled() ? 'disabled' : 'not found'))
1000 sdl_image = not_found
1004 if not get_option('rbd').auto() or have_block
1005 librados = cc.find_library('rados', required: get_option('rbd'),
1006 kwargs: static_kwargs)
1007 librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'],
1008 required: get_option('rbd'),
1009 kwargs: static_kwargs)
1010 if librados.found() and librbd.found()
1013 #include <rbd/librbd.h>
1016 rados_create(&cluster, NULL);
1017 #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0)
1021 }''', dependencies: [librbd, librados])
1022 rbd = declare_dependency(dependencies: [librbd, librados])
1023 elif get_option('rbd').enabled()
1024 error('librbd >= 1.12.0 required')
1026 warning('librbd >= 1.12.0 not found, disabling')
1031 glusterfs = not_found
1032 glusterfs_ftruncate_has_stat = false
1033 glusterfs_iocb_has_stat = false
1034 if not get_option('glusterfs').auto() or have_block
1035 glusterfs = dependency('glusterfs-api', version: '>=3',
1036 required: get_option('glusterfs'),
1037 method: 'pkg-config', kwargs: static_kwargs)
1038 if glusterfs.found()
1039 glusterfs_ftruncate_has_stat = cc.links('''
1040 #include <glusterfs/api/glfs.h>
1045 /* new glfs_ftruncate() passes two additional args */
1046 return glfs_ftruncate(NULL, 0, NULL, NULL);
1048 ''', dependencies: glusterfs)
1049 glusterfs_iocb_has_stat = cc.links('''
1050 #include <glusterfs/api/glfs.h>
1052 /* new glfs_io_cbk() passes two additional glfs_stat structs */
1054 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
1060 glfs_io_cbk iocb = &glusterfs_iocb;
1061 iocb(NULL, 0 , NULL, NULL, NULL);
1064 ''', dependencies: glusterfs)
1069 if not get_option('libssh').auto() or have_block
1070 libssh = dependency('libssh', version: '>=0.8.7',
1071 method: 'pkg-config',
1072 required: get_option('libssh'),
1073 kwargs: static_kwargs)
1076 libbzip2 = not_found
1077 if not get_option('bzip2').auto() or have_block
1078 libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'],
1079 required: get_option('bzip2'),
1080 kwargs: static_kwargs)
1081 if libbzip2.found() and not cc.links('''
1083 int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2)
1084 libbzip2 = not_found
1085 if get_option('bzip2').enabled()
1086 error('could not link libbzip2')
1088 warning('could not link libbzip2, disabling')
1093 liblzfse = not_found
1094 if not get_option('lzfse').auto() or have_block
1095 liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'],
1096 required: get_option('lzfse'),
1097 kwargs: static_kwargs)
1099 if liblzfse.found() and not cc.links('''
1101 int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse)
1102 liblzfse = not_found
1103 if get_option('lzfse').enabled()
1104 error('could not link liblzfse')
1106 warning('could not link liblzfse, disabling')
1111 if get_option('oss').allowed() and have_system
1112 if not cc.has_header('sys/soundcard.h')
1114 elif targetos == 'netbsd'
1115 oss = cc.find_library('ossaudio', required: get_option('oss'),
1116 kwargs: static_kwargs)
1118 oss = declare_dependency()
1122 if get_option('oss').enabled()
1123 error('OSS not found')
1128 if not get_option('dsound').auto() or (targetos == 'windows' and have_system)
1129 if cc.has_header('dsound.h')
1130 dsound = declare_dependency(link_args: ['-lole32', '-ldxguid'])
1133 if not dsound.found()
1134 if get_option('dsound').enabled()
1135 error('DirectSound not found')
1140 coreaudio = not_found
1141 if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system)
1142 coreaudio = dependency('appleframeworks', modules: 'CoreAudio',
1143 required: get_option('coreaudio'))
1147 if not get_option('opengl').auto() or have_system or have_vhost_user_gpu
1148 epoxy = dependency('epoxy', method: 'pkg-config',
1149 required: get_option('opengl'), kwargs: static_kwargs)
1150 if cc.has_header('epoxy/egl.h', dependencies: epoxy)
1152 elif get_option('opengl').enabled()
1153 error('epoxy/egl.h not found')
1157 if (have_system or have_tools) and (virgl.found() or opengl.found())
1158 gbm = dependency('gbm', method: 'pkg-config', required: false,
1159 kwargs: static_kwargs)
1161 have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and opengl.found() and gbm.found()
1164 gnutls_crypto = not_found
1165 if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system)
1166 # For general TLS support our min gnutls matches
1167 # that implied by our platform support matrix
1169 # For the crypto backends, we look for a newer
1172 # Version 3.6.8 is needed to get XTS
1173 # Version 3.6.13 is needed to get PBKDF
1174 # Version 3.6.14 is needed to get HW accelerated XTS
1176 # If newer enough gnutls isn't available, we can
1177 # still use a different crypto backend to satisfy
1178 # the platform support requirements
1179 gnutls_crypto = dependency('gnutls', version: '>=3.6.14',
1180 method: 'pkg-config',
1182 kwargs: static_kwargs)
1183 if gnutls_crypto.found()
1184 gnutls = gnutls_crypto
1186 # Our min version if all we need is TLS
1187 gnutls = dependency('gnutls', version: '>=3.5.18',
1188 method: 'pkg-config',
1189 required: get_option('gnutls'),
1190 kwargs: static_kwargs)
1194 # We prefer use of gnutls for crypto, unless the options
1195 # explicitly asked for nettle or gcrypt.
1197 # If gnutls isn't available for crypto, then we'll prefer
1198 # gcrypt over nettle for performance reasons.
1204 if get_option('nettle').enabled() and get_option('gcrypt').enabled()
1205 error('Only one of gcrypt & nettle can be enabled')
1208 # Explicit nettle/gcrypt request, so ignore gnutls for crypto
1209 if get_option('nettle').enabled() or get_option('gcrypt').enabled()
1210 gnutls_crypto = not_found
1213 if not gnutls_crypto.found()
1214 if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled()
1215 gcrypt = dependency('libgcrypt', version: '>=1.8',
1216 method: 'config-tool',
1217 required: get_option('gcrypt'),
1218 kwargs: static_kwargs)
1219 # Debian has removed -lgpg-error from libgcrypt-config
1220 # as it "spreads unnecessary dependencies" which in
1221 # turn breaks static builds...
1222 if gcrypt.found() and enable_static
1223 gcrypt = declare_dependency(dependencies: [
1225 cc.find_library('gpg-error', required: true, kwargs: static_kwargs)])
1228 if (not get_option('nettle').auto() or have_system) and not gcrypt.found()
1229 nettle = dependency('nettle', version: '>=3.4',
1230 method: 'pkg-config',
1231 required: get_option('nettle'),
1232 kwargs: static_kwargs)
1233 if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle)
1239 gmp = dependency('gmp', required: false, method: 'pkg-config', kwargs: static_kwargs)
1240 if nettle.found() and gmp.found()
1241 hogweed = dependency('hogweed', version: '>=3.4',
1242 method: 'pkg-config',
1243 required: get_option('nettle'),
1244 kwargs: static_kwargs)
1251 have_gtk_clipboard = get_option('gtk_clipboard').enabled()
1253 if not get_option('gtk').auto() or have_system
1254 gtk = dependency('gtk+-3.0', version: '>=3.22.0',
1255 method: 'pkg-config',
1256 required: get_option('gtk'),
1257 kwargs: static_kwargs)
1259 gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0',
1260 method: 'pkg-config',
1262 kwargs: static_kwargs)
1263 gtk = declare_dependency(dependencies: [gtk, gtkx11])
1265 if not get_option('vte').auto() or have_system
1266 vte = dependency('vte-2.91',
1267 method: 'pkg-config',
1268 required: get_option('vte'),
1269 kwargs: static_kwargs)
1271 elif have_gtk_clipboard
1272 error('GTK clipboard requested, but GTK not found')
1278 x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(),
1279 kwargs: static_kwargs)
1282 if get_option('png').allowed() and have_system
1283 png = dependency('libpng', version: '>=1.6.34', required: get_option('png'),
1284 method: 'pkg-config', kwargs: static_kwargs)
1289 if get_option('vnc').allowed() and have_system
1290 vnc = declare_dependency() # dummy dependency
1291 jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'),
1292 method: 'pkg-config', kwargs: static_kwargs)
1293 sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'],
1294 required: get_option('vnc_sasl'),
1295 kwargs: static_kwargs)
1297 sasl = declare_dependency(dependencies: sasl,
1298 compile_args: '-DSTRUCT_IOVEC_DEFINED')
1303 if not get_option('auth_pam').auto() or have_system
1304 pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'],
1305 required: get_option('auth_pam'),
1306 kwargs: static_kwargs)
1308 if pam.found() and not cc.links('''
1310 #include <security/pam_appl.h>
1312 const char *service_name = "qemu";
1313 const char *user = "frank";
1314 const struct pam_conv pam_conv = { 0 };
1315 pam_handle_t *pamh = NULL;
1316 pam_start(service_name, user, &pam_conv, &pamh);
1318 }''', dependencies: pam)
1320 if get_option('auth_pam').enabled()
1321 error('could not link libpam')
1323 warning('could not link libpam, disabling')
1328 if not get_option('snappy').auto() or have_system
1329 snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'],
1330 required: get_option('snappy'),
1331 kwargs: static_kwargs)
1333 if snappy.found() and not linker.links('''
1334 #include <snappy-c.h>
1335 int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy)
1337 if get_option('snappy').enabled()
1338 error('could not link libsnappy')
1340 warning('could not link libsnappy, disabling')
1345 if not get_option('lzo').auto() or have_system
1346 lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'],
1347 required: get_option('lzo'),
1348 kwargs: static_kwargs)
1350 if lzo.found() and not cc.links('''
1351 #include <lzo/lzo1x.h>
1352 int main(void) { lzo_version(); return 0; }''', dependencies: lzo)
1354 if get_option('lzo').enabled()
1355 error('could not link liblzo2')
1357 warning('could not link liblzo2, disabling')
1362 if not get_option('numa').auto() or have_system or have_tools
1363 numa = cc.find_library('numa', has_headers: ['numa.h'],
1364 required: get_option('numa'),
1365 kwargs: static_kwargs)
1367 if numa.found() and not cc.links('''
1369 int main(void) { return numa_available(); }
1370 ''', dependencies: numa)
1372 if get_option('numa').enabled()
1373 error('could not link numa')
1375 warning('could not link numa, disabling')
1380 if not get_option('rdma').auto() or have_system
1381 libumad = cc.find_library('ibumad', required: get_option('rdma'))
1382 rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'],
1383 required: get_option('rdma'),
1384 kwargs: static_kwargs),
1385 cc.find_library('ibverbs', required: get_option('rdma'),
1386 kwargs: static_kwargs),
1388 rdma = declare_dependency(dependencies: rdma_libs)
1389 foreach lib: rdma_libs
1397 if get_option('xen').enabled() or (get_option('xen').auto() and have_system)
1398 xencontrol = dependency('xencontrol', required: false,
1399 method: 'pkg-config', kwargs: static_kwargs)
1400 if xencontrol.found()
1401 xen_pc = declare_dependency(version: xencontrol.version(),
1404 # disabler: true makes xen_pc.found() return false if any is not found
1405 dependency('xenstore', required: false,
1406 method: 'pkg-config', kwargs: static_kwargs,
1408 dependency('xenforeignmemory', required: false,
1409 method: 'pkg-config', kwargs: static_kwargs,
1411 dependency('xengnttab', required: false,
1412 method: 'pkg-config', kwargs: static_kwargs,
1414 dependency('xenevtchn', required: false,
1415 method: 'pkg-config', kwargs: static_kwargs,
1417 dependency('xendevicemodel', required: false,
1418 method: 'pkg-config', kwargs: static_kwargs,
1420 # optional, no "disabler: true"
1421 dependency('xentoolcore', required: false,
1422 method: 'pkg-config', kwargs: static_kwargs)])
1428 xen_tests = [ '4.11.0', '4.10.0', '4.9.0', '4.8.0', '4.7.1', '4.6.0', '4.5.0', '4.2.0' ]
1430 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1431 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1432 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1433 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1434 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1435 '4.6.0': [ 'xenstore', 'xenctrl' ],
1436 '4.5.0': [ 'xenstore', 'xenctrl' ],
1437 '4.2.0': [ 'xenstore', 'xenctrl' ],
1440 foreach ver: xen_tests
1441 # cache the various library tests to avoid polluting the logs
1443 foreach l: xen_libs[ver]
1444 if l not in xen_deps
1445 xen_deps += { l: cc.find_library(l, required: false) }
1447 xen_test_deps += xen_deps[l]
1450 # Use -D to pick just one of the test programs in scripts/xen-detect.c
1451 xen_version = ver.split('.')
1452 xen_ctrl_version = xen_version[0] + \
1453 ('0' + xen_version[1]).substring(-2) + \
1454 ('0' + xen_version[2]).substring(-2)
1455 if cc.links(files('scripts/xen-detect.c'),
1456 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version,
1457 dependencies: xen_test_deps)
1458 xen = declare_dependency(version: ver, dependencies: xen_test_deps)
1464 accelerators += 'CONFIG_XEN'
1465 elif get_option('xen').enabled()
1466 error('could not compile and link Xen test program')
1469 have_xen_pci_passthrough = get_option('xen_pci_passthrough') \
1470 .require(xen.found(),
1471 error_message: 'Xen PCI passthrough requested but Xen not enabled') \
1472 .require(targetos == 'linux',
1473 error_message: 'Xen PCI passthrough not available on this platform') \
1478 if not get_option('smartcard').auto() or have_system
1479 cacard = dependency('libcacard', required: get_option('smartcard'),
1480 version: '>=2.5.1', method: 'pkg-config',
1481 kwargs: static_kwargs)
1485 u2f = dependency('u2f-emu', required: get_option('u2f'),
1486 method: 'pkg-config',
1487 kwargs: static_kwargs)
1491 canokey = dependency('canokey-qemu', required: get_option('canokey'),
1492 method: 'pkg-config',
1493 kwargs: static_kwargs)
1495 usbredir = not_found
1496 if not get_option('usb_redir').auto() or have_system
1497 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'),
1498 version: '>=0.6', method: 'pkg-config',
1499 kwargs: static_kwargs)
1502 if not get_option('libusb').auto() or have_system
1503 libusb = dependency('libusb-1.0', required: get_option('libusb'),
1504 version: '>=1.0.13', method: 'pkg-config',
1505 kwargs: static_kwargs)
1509 if not get_option('libpmem').auto() or have_system
1510 libpmem = dependency('libpmem', required: get_option('libpmem'),
1511 method: 'pkg-config', kwargs: static_kwargs)
1513 libdaxctl = not_found
1514 if not get_option('libdaxctl').auto() or have_system
1515 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'),
1516 version: '>=57', method: 'pkg-config',
1517 kwargs: static_kwargs)
1521 tasn1 = dependency('libtasn1',
1522 method: 'pkg-config',
1523 kwargs: static_kwargs)
1525 keyutils = dependency('libkeyutils', required: false,
1526 method: 'pkg-config', kwargs: static_kwargs)
1528 has_gettid = cc.has_function('gettid')
1531 selinux = dependency('libselinux',
1532 required: get_option('selinux'),
1533 method: 'pkg-config', kwargs: static_kwargs)
1538 if get_option('malloc') == 'system'
1540 get_option('malloc_trim').allowed() and \
1541 cc.links('''#include <malloc.h>
1542 int main(void) { malloc_trim(0); return 0; }''')
1544 has_malloc_trim = false
1545 malloc = cc.find_library(get_option('malloc'), required: true)
1547 if not has_malloc_trim and get_option('malloc_trim').enabled()
1548 if get_option('malloc') == 'system'
1549 error('malloc_trim not available on this platform.')
1551 error('malloc_trim not available with non-libc memory allocator')
1555 # Check whether the glibc provides statx()
1557 gnu_source_prefix = '''
1562 statx_test = gnu_source_prefix + '''
1563 #include <sys/stat.h>
1565 struct statx statxbuf;
1566 statx(0, "", 0, STATX_BASIC_STATS, &statxbuf);
1570 has_statx = cc.links(statx_test)
1572 # Check whether statx() provides mount ID information
1574 statx_mnt_id_test = gnu_source_prefix + '''
1575 #include <sys/stat.h>
1577 struct statx statxbuf;
1578 statx(0, "", 0, STATX_BASIC_STATS | STATX_MNT_ID, &statxbuf);
1579 return statxbuf.stx_mnt_id;
1582 has_statx_mnt_id = cc.links(statx_mnt_id_test)
1584 have_vhost_user_blk_server = get_option('vhost_user_blk_server') \
1585 .require(targetos == 'linux',
1586 error_message: 'vhost_user_blk_server requires linux') \
1587 .require(have_vhost_user,
1588 error_message: 'vhost_user_blk_server requires vhost-user support') \
1589 .disable_auto_if(not have_tools and not have_system) \
1592 if get_option('fuse').disabled() and get_option('fuse_lseek').enabled()
1593 error('Cannot enable fuse-lseek while fuse is disabled')
1596 fuse = dependency('fuse3', required: get_option('fuse'),
1597 version: '>=3.1', method: 'pkg-config',
1598 kwargs: static_kwargs)
1600 fuse_lseek = not_found
1601 if get_option('fuse_lseek').allowed()
1602 if fuse.version().version_compare('>=3.8')
1604 fuse_lseek = declare_dependency()
1605 elif get_option('fuse_lseek').enabled()
1607 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version())
1609 error('fuse-lseek requires libfuse, which was not found')
1614 have_libvduse = (targetos == 'linux')
1615 if get_option('libvduse').enabled()
1616 if targetos != 'linux'
1617 error('libvduse requires linux')
1619 elif get_option('libvduse').disabled()
1620 have_libvduse = false
1623 have_vduse_blk_export = (have_libvduse and targetos == 'linux')
1624 if get_option('vduse_blk_export').enabled()
1625 if targetos != 'linux'
1626 error('vduse_blk_export requires linux')
1627 elif not have_libvduse
1628 error('vduse_blk_export requires libvduse support')
1630 elif get_option('vduse_blk_export').disabled()
1631 have_vduse_blk_export = false
1635 libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config')
1636 if libbpf.found() and not cc.links('''
1637 #include <bpf/libbpf.h>
1640 bpf_object__destroy_skeleton(NULL);
1642 }''', dependencies: libbpf)
1644 if get_option('bpf').enabled()
1645 error('libbpf skeleton test failed')
1647 warning('libbpf skeleton test failed, disabling')
1655 audio_drivers_selected = []
1657 audio_drivers_available = {
1658 'alsa': alsa.found(),
1659 'coreaudio': coreaudio.found(),
1660 'dsound': dsound.found(),
1661 'jack': jack.found(),
1663 'pa': pulse.found(),
1665 'sndio': sndio.found(),
1667 foreach k, v: audio_drivers_available
1668 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v)
1671 # Default to native drivers first, OSS second, SDL third
1672 audio_drivers_priority = \
1673 [ 'pa', 'coreaudio', 'dsound', 'sndio', 'oss' ] + \
1674 (targetos == 'linux' ? [] : [ 'sdl' ])
1675 audio_drivers_default = []
1676 foreach k: audio_drivers_priority
1677 if audio_drivers_available[k]
1678 audio_drivers_default += k
1682 foreach k: get_option('audio_drv_list')
1684 audio_drivers_selected += audio_drivers_default
1685 elif not audio_drivers_available[k]
1686 error('Audio driver "@0@" not available.'.format(k))
1688 audio_drivers_selected += k
1692 config_host_data.set('CONFIG_AUDIO_DRIVERS',
1693 '"' + '", "'.join(audio_drivers_selected) + '", ')
1695 if get_option('cfi')
1697 # Check for dependency on LTO
1698 if not get_option('b_lto')
1699 error('Selected Control-Flow Integrity but LTO is disabled')
1701 if config_host.has_key('CONFIG_MODULES')
1702 error('Selected Control-Flow Integrity is not compatible with modules')
1704 # Check for cfi flags. CFI requires LTO so we can't use
1705 # get_supported_arguments, but need a more complex "compiles" which allows
1707 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall',
1708 args: ['-flto', '-fsanitize=cfi-icall'] )
1709 cfi_flags += '-fsanitize=cfi-icall'
1711 error('-fsanitize=cfi-icall is not supported by the compiler')
1713 if cc.compiles('int main () { return 0; }',
1714 name: '-fsanitize-cfi-icall-generalize-pointers',
1715 args: ['-flto', '-fsanitize=cfi-icall',
1716 '-fsanitize-cfi-icall-generalize-pointers'] )
1717 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers'
1719 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler')
1721 if get_option('cfi_debug')
1722 if cc.compiles('int main () { return 0; }',
1723 name: '-fno-sanitize-trap=cfi-icall',
1724 args: ['-flto', '-fsanitize=cfi-icall',
1725 '-fno-sanitize-trap=cfi-icall'] )
1726 cfi_flags += '-fno-sanitize-trap=cfi-icall'
1728 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
1731 add_global_arguments(cfi_flags, native: false, language: all_languages)
1732 add_global_link_arguments(cfi_flags, native: false, language: all_languages)
1735 have_host_block_device = (targetos != 'darwin' or
1736 cc.has_header('IOKit/storage/IOMedia.h'))
1738 dbus_display = get_option('dbus_display') \
1739 .require(gio.version().version_compare('>=2.64'),
1740 error_message: '-display dbus requires glib>=2.64') \
1741 .require(gdbus_codegen.found(),
1742 error_message: gdbus_codegen_error.format('-display dbus')) \
1743 .require(opengl.found() and gbm.found(),
1744 error_message: '-display dbus requires epoxy/egl and gbm') \
1747 have_virtfs = get_option('virtfs') \
1748 .require(targetos == 'linux' or targetos == 'darwin',
1749 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \
1750 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'),
1751 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \
1752 .require(targetos == 'darwin' or (libattr.found() and libcap_ng.found()),
1753 error_message: 'virtio-9p (virtfs) on Linux requires libcap-ng-devel and libattr-devel') \
1754 .disable_auto_if(not have_tools and not have_system) \
1757 have_virtfs_proxy_helper = targetos != 'darwin' and have_virtfs and have_tools
1759 if get_option('block_drv_ro_whitelist') == ''
1760 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '')
1762 config_host_data.set('CONFIG_BDRV_RO_WHITELIST',
1763 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ')
1765 if get_option('block_drv_rw_whitelist') == ''
1766 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '')
1768 config_host_data.set('CONFIG_BDRV_RW_WHITELIST',
1769 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ')
1772 foreach k : get_option('trace_backends')
1773 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true)
1775 config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file'))
1776 config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority'))
1778 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path())
1780 config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir'))
1781 config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix'))
1782 config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir)
1783 config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir)
1784 config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir)
1786 qemu_firmwarepath = ''
1787 foreach k : get_option('qemu_firmwarepath')
1788 qemu_firmwarepath += '"' + get_option('prefix') / k + '", '
1790 config_host_data.set('CONFIG_QEMU_FIRMWAREPATH', qemu_firmwarepath)
1792 config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir'))
1793 config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir)
1794 config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir'))
1795 config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir'))
1796 config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir)
1797 config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir'))
1799 if config_host.has_key('CONFIG_MODULES')
1800 config_host_data.set('CONFIG_STAMP', run_command(
1801 meson.current_source_dir() / 'scripts/qemu-stamp.py',
1802 meson.project_version(), get_option('pkgversion'), '--',
1803 meson.current_source_dir() / 'configure',
1804 capture: true, check: true).stdout().strip())
1807 have_slirp_smbd = get_option('slirp_smbd') \
1808 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \
1811 smbd_path = get_option('smbd')
1813 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd')
1815 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path)
1818 config_host_data.set('HOST_' + host_arch.to_upper(), 1)
1820 if get_option('module_upgrades') and not enable_modules
1821 error('Cannot enable module-upgrades as modules are not enabled')
1823 config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades'))
1825 config_host_data.set('CONFIG_ATTR', libattr.found())
1826 config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools'))
1827 config_host_data.set('CONFIG_BRLAPI', brlapi.found())
1828 config_host_data.set('CONFIG_COCOA', cocoa.found())
1829 config_host_data.set('CONFIG_FUZZ', get_option('fuzzing'))
1830 config_host_data.set('CONFIG_GCOV', get_option('b_coverage'))
1831 config_host_data.set('CONFIG_LIBUDEV', libudev.found())
1832 config_host_data.set('CONFIG_LZO', lzo.found())
1833 config_host_data.set('CONFIG_MPATH', mpathpersist.found())
1834 config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api)
1835 config_host_data.set('CONFIG_BLKIO', blkio.found())
1836 config_host_data.set('CONFIG_CURL', curl.found())
1837 config_host_data.set('CONFIG_CURSES', curses.found())
1838 config_host_data.set('CONFIG_GBM', gbm.found())
1839 config_host_data.set('CONFIG_GIO', gio.found())
1840 config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found())
1841 if glusterfs.found()
1842 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4'))
1843 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5'))
1844 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6'))
1845 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6'))
1846 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat)
1847 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat)
1849 config_host_data.set('CONFIG_GTK', gtk.found())
1850 config_host_data.set('CONFIG_VTE', vte.found())
1851 config_host_data.set('CONFIG_GTK_CLIPBOARD', have_gtk_clipboard)
1852 config_host_data.set('CONFIG_LIBATTR', have_old_libattr)
1853 config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found())
1854 config_host_data.set('CONFIG_EBPF', libbpf.found())
1855 config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found())
1856 config_host_data.set('CONFIG_LIBISCSI', libiscsi.found())
1857 config_host_data.set('CONFIG_LIBNFS', libnfs.found())
1858 config_host_data.set('CONFIG_LIBSSH', libssh.found())
1859 config_host_data.set('CONFIG_LINUX_AIO', libaio.found())
1860 config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found())
1861 config_host_data.set('CONFIG_LIBPMEM', libpmem.found())
1862 config_host_data.set('CONFIG_NUMA', numa.found())
1864 config_host_data.set('HAVE_NUMA_HAS_PREFERRED_MANY',
1865 cc.has_function('numa_has_preferred_many',
1866 dependencies: numa))
1868 config_host_data.set('CONFIG_OPENGL', opengl.found())
1869 config_host_data.set('CONFIG_PROFILER', get_option('profiler'))
1870 config_host_data.set('CONFIG_RBD', rbd.found())
1871 config_host_data.set('CONFIG_RDMA', rdma.found())
1872 config_host_data.set('CONFIG_SDL', sdl.found())
1873 config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found())
1874 config_host_data.set('CONFIG_SECCOMP', seccomp.found())
1876 config_host_data.set('CONFIG_SECCOMP_SYSRAWRC', seccomp_has_sysrawrc)
1878 config_host_data.set('CONFIG_SNAPPY', snappy.found())
1879 config_host_data.set('CONFIG_TPM', have_tpm)
1880 config_host_data.set('CONFIG_USB_LIBUSB', libusb.found())
1881 config_host_data.set('CONFIG_VDE', vde.found())
1882 config_host_data.set('CONFIG_VHOST_NET', have_vhost_net)
1883 config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user)
1884 config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa)
1885 config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel)
1886 config_host_data.set('CONFIG_VHOST_USER', have_vhost_user)
1887 config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto)
1888 config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa)
1889 config_host_data.set('CONFIG_VMNET', vmnet.found())
1890 config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server)
1891 config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export)
1892 config_host_data.set('CONFIG_PNG', png.found())
1893 config_host_data.set('CONFIG_VNC', vnc.found())
1894 config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
1895 config_host_data.set('CONFIG_VNC_SASL', sasl.found())
1896 config_host_data.set('CONFIG_VIRTFS', have_virtfs)
1897 config_host_data.set('CONFIG_VTE', vte.found())
1898 config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found())
1899 config_host_data.set('CONFIG_KEYUTILS', keyutils.found())
1900 config_host_data.set('CONFIG_GETTID', has_gettid)
1901 config_host_data.set('CONFIG_GNUTLS', gnutls.found())
1902 config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found())
1903 config_host_data.set('CONFIG_TASN1', tasn1.found())
1904 config_host_data.set('CONFIG_GCRYPT', gcrypt.found())
1905 config_host_data.set('CONFIG_NETTLE', nettle.found())
1906 config_host_data.set('CONFIG_HOGWEED', hogweed.found())
1907 config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private')
1908 config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim)
1909 config_host_data.set('CONFIG_STATX', has_statx)
1910 config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id)
1911 config_host_data.set('CONFIG_ZSTD', zstd.found())
1912 config_host_data.set('CONFIG_FUSE', fuse.found())
1913 config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found())
1914 config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found())
1915 if spice_protocol.found()
1916 config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0])
1917 config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1])
1918 config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2])
1920 config_host_data.set('CONFIG_SPICE', spice.found())
1921 config_host_data.set('CONFIG_X11', x11.found())
1922 config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display)
1923 config_host_data.set('CONFIG_CFI', get_option('cfi'))
1924 config_host_data.set('CONFIG_SELINUX', selinux.found())
1925 config_host_data.set('CONFIG_XEN_BACKEND', xen.found())
1927 # protect from xen.version() having less than three components
1928 xen_version = xen.version().split('.') + ['0', '0']
1929 xen_ctrl_version = xen_version[0] + \
1930 ('0' + xen_version[1]).substring(-2) + \
1931 ('0' + xen_version[2]).substring(-2)
1932 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version)
1934 config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version()))
1935 config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0])
1936 config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
1937 config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
1939 config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf)
1940 config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device)
1942 have_coroutine_pool = get_option('coroutine_pool')
1943 if get_option('debug_stack_usage') and have_coroutine_pool
1944 message('Disabling coroutine pool to measure stack usage')
1945 have_coroutine_pool = false
1947 config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool)
1948 config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex'))
1949 config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage'))
1950 config_host_data.set('CONFIG_GPROF', get_option('gprof'))
1951 config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed())
1952 config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug'))
1953 config_host_data.set('CONFIG_REPLICATION', get_option('replication').allowed())
1956 config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h'))
1957 config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h'))
1958 config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h'))
1959 config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
1960 config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
1961 config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
1962 config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h'))
1963 config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
1964 config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
1965 if targetos == 'windows'
1966 config_host_data.set('HAVE_AFUNIX_H', cc.has_header('afunix.h'))
1970 config_host_data.set('CONFIG_CLOSE_RANGE', cc.has_function('close_range'))
1971 config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4'))
1972 config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime'))
1973 config_host_data.set('CONFIG_DUP3', cc.has_function('dup3'))
1974 config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate'))
1975 config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate'))
1976 # Note that we need to specify prefix: here to avoid incorrectly
1977 # thinking that Windows has posix_memalign()
1978 config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>'))
1979 config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc'))
1980 config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc'))
1981 config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign'))
1982 config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll'))
1983 config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>'))
1984 config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np'))
1985 config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile'))
1986 config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare'))
1987 config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs'))
1988 config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range'))
1989 config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create'))
1990 config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range'))
1991 config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs'))
1992 config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util))
1993 config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul'))
1994 config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>'))
1996 config_host_data.set('HAVE_RBD_NAMESPACE_EXISTS',
1997 cc.has_function('rbd_namespace_exists',
1999 prefix: '#include <rbd/librbd.h>'))
2002 config_host_data.set('HAVE_IBV_ADVISE_MR',
2003 cc.has_function('ibv_advise_mr',
2005 prefix: '#include <infiniband/verbs.h>'))
2009 config_host_data.set('CONFIG_BYTESWAP_H',
2010 cc.has_header_symbol('byteswap.h', 'bswap_32'))
2011 config_host_data.set('CONFIG_EPOLL_CREATE1',
2012 cc.has_header_symbol('sys/epoll.h', 'epoll_create1'))
2013 config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE',
2014 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and
2015 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE'))
2016 config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE',
2017 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE'))
2018 config_host_data.set('CONFIG_FIEMAP',
2019 cc.has_header('linux/fiemap.h') and
2020 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP'))
2021 config_host_data.set('CONFIG_GETRANDOM',
2022 cc.has_function('getrandom') and
2023 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK'))
2024 config_host_data.set('CONFIG_INOTIFY',
2025 cc.has_header_symbol('sys/inotify.h', 'inotify_init'))
2026 config_host_data.set('CONFIG_INOTIFY1',
2027 cc.has_header_symbol('sys/inotify.h', 'inotify_init1'))
2028 config_host_data.set('CONFIG_MACHINE_BSWAP_H',
2029 cc.has_header_symbol('machine/bswap.h', 'bswap32',
2030 prefix: '''#include <sys/endian.h>
2031 #include <sys/types.h>'''))
2032 config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK',
2033 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK'))
2034 config_host_data.set('CONFIG_RTNETLINK',
2035 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN'))
2036 config_host_data.set('CONFIG_SYSMACROS',
2037 cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
2038 config_host_data.set('HAVE_OPTRESET',
2039 cc.has_header_symbol('getopt.h', 'optreset'))
2040 config_host_data.set('HAVE_IPPROTO_MPTCP',
2041 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP'))
2042 config_host_data.set('HAVE_SYS_MOUNT_FSCONFIG',
2043 cc.has_header_symbol('sys/mount.h', 'FSCONFIG_SET_FLAG'))
2046 config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID',
2047 cc.has_member('struct sigevent', 'sigev_notify_thread_id',
2048 prefix: '#include <signal.h>'))
2049 config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM',
2050 cc.has_member('struct stat', 'st_atim',
2051 prefix: '#include <sys/stat.h>'))
2054 config_host_data.set('CONFIG_IOVEC',
2055 cc.has_type('struct iovec',
2056 prefix: '#include <sys/uio.h>'))
2057 config_host_data.set('HAVE_UTMPX',
2058 cc.has_type('struct utmpx',
2059 prefix: '#include <utmpx.h>'))
2061 config_host_data.set('CONFIG_EVENTFD', cc.links('''
2062 #include <sys/eventfd.h>
2063 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }'''))
2064 config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + '''
2067 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
2068 return fdatasync(0);
2070 #error Not supported
2074 has_madvise = cc.links(gnu_source_prefix + '''
2075 #include <sys/types.h>
2076 #include <sys/mman.h>
2078 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''')
2079 missing_madvise_proto = false
2081 # Some platforms (illumos and Solaris before Solaris 11) provide madvise()
2082 # but forget to prototype it. In this case, has_madvise will be true (the
2083 # test program links despite a compile warning). To detect the
2084 # missing-prototype case, we try again with a definitely-bogus prototype.
2085 # This will only compile if the system headers don't provide the prototype;
2086 # otherwise the conflicting prototypes will cause a compiler error.
2087 missing_madvise_proto = cc.links(gnu_source_prefix + '''
2088 #include <sys/types.h>
2089 #include <sys/mman.h>
2091 extern int madvise(int);
2092 int main(void) { return madvise(0); }''')
2094 config_host_data.set('CONFIG_MADVISE', has_madvise)
2095 config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto)
2097 config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + '''
2098 #include <sys/mman.h>
2099 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }'''))
2100 config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + '''
2102 #if !defined(AT_EMPTY_PATH)
2103 # error missing definition
2105 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
2107 config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + '''
2108 #include <sys/mman.h>
2110 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }'''))
2112 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + '''
2113 #include <pthread.h>
2115 static void *f(void *p) { return NULL; }
2119 pthread_create(&thread, 0, f, 0);
2120 pthread_setname_np(thread, "QEMU");
2122 }''', dependencies: threads))
2123 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + '''
2124 #include <pthread.h>
2126 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
2130 pthread_create(&thread, 0, f, 0);
2132 }''', dependencies: threads))
2133 config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + '''
2134 #include <pthread.h>
2139 pthread_condattr_t attr
2140 pthread_condattr_init(&attr);
2141 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC);
2143 }''', dependencies: threads))
2144 config_host_data.set('CONFIG_PTHREAD_AFFINITY_NP', cc.links(gnu_source_prefix + '''
2145 #include <pthread.h>
2147 static void *f(void *p) { return NULL; }
2150 int setsize = CPU_ALLOC_SIZE(64);
2153 pthread_create(&thread, 0, f, 0);
2154 cpuset = CPU_ALLOC(64);
2155 CPU_ZERO_S(setsize, cpuset);
2156 pthread_setaffinity_np(thread, setsize, cpuset);
2157 pthread_getaffinity_np(thread, setsize, cpuset);
2160 }''', dependencies: threads))
2161 config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + '''
2162 #include <sys/signalfd.h>
2164 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }'''))
2165 config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + '''
2173 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2174 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2178 config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + '''
2179 #include <sys/mman.h>
2181 return mlockall(MCL_FUTURE);
2185 if get_option('l2tpv3').allowed() and have_system
2186 have_l2tpv3 = cc.has_type('struct mmsghdr',
2187 prefix: gnu_source_prefix + '''
2188 #include <sys/socket.h>
2189 #include <linux/ip.h>''')
2191 config_host_data.set('CONFIG_L2TPV3', have_l2tpv3)
2194 if get_option('netmap').allowed() and have_system
2195 have_netmap = cc.compiles('''
2196 #include <inttypes.h>
2198 #include <net/netmap.h>
2199 #include <net/netmap_user.h>
2200 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2203 int main(void) { return 0; }''')
2204 if not have_netmap and get_option('netmap').enabled()
2205 error('Netmap headers not available')
2208 config_host_data.set('CONFIG_NETMAP', have_netmap)
2210 # Work around a system header bug with some kernel/XFS header
2211 # versions where they both try to define 'struct fsxattr':
2212 # xfs headers will not try to redefine structs from linux headers
2213 # if this macro is set.
2214 config_host_data.set('HAVE_FSXATTR', cc.links('''
2215 #include <linux/fs.h>
2221 # Some versions of Mac OS X incorrectly define SIZE_MAX
2222 config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles('''
2226 return printf("%zu", SIZE_MAX);
2227 }''', args: ['-Werror']))
2234 y = __atomic_load_n(&x, __ATOMIC_RELAXED);
2235 __atomic_store_n(&x, y, __ATOMIC_RELAXED);
2236 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
2237 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED);
2238 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED);
2242 # See if 64-bit atomic operations are supported.
2243 # Note that without __atomic builtins, we can only
2244 # assume atomic loads/stores max at pointer size.
2245 config_host_data.set('CONFIG_ATOMIC64', cc.links(atomic_test.format('uint64_t')))
2247 has_int128 = cc.links('''
2257 config_host_data.set('CONFIG_INT128', has_int128)
2260 # "do we have 128-bit atomics which are handled inline and specifically not
2261 # via libatomic". The reason we can't use libatomic is documented in the
2262 # comment starting "GCC is a house divided" in include/qemu/atomic128.h.
2263 has_atomic128 = cc.links(atomic_test.format('unsigned __int128'))
2265 config_host_data.set('CONFIG_ATOMIC128', has_atomic128)
2267 if not has_atomic128
2268 has_cmpxchg128 = cc.links('''
2271 unsigned __int128 x = 0, y = 0;
2272 __sync_val_compare_and_swap_16(&x, y, x);
2277 config_host_data.set('CONFIG_CMPXCHG128', has_cmpxchg128)
2281 config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + '''
2282 #include <sys/auxv.h>
2284 return getauxval(AT_HWCAP) == 0;
2287 config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles('''
2288 #include <linux/usbdevice_fs.h>
2290 #ifndef USBDEVFS_GET_CAPABILITIES
2291 #error "USBDEVFS_GET_CAPABILITIES undefined"
2294 #ifndef USBDEVFS_DISCONNECT_CLAIM
2295 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
2298 int main(void) { return 0; }'''))
2300 have_keyring = get_option('keyring') \
2301 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \
2302 .require(cc.compiles('''
2304 #include <asm/unistd.h>
2305 #include <linux/keyctl.h>
2306 #include <sys/syscall.h>
2309 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
2310 }'''), error_message: 'keyctl syscall not available on this system').allowed()
2311 config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring)
2313 have_cpuid_h = cc.links('''
2316 unsigned a, b, c, d;
2317 unsigned max = __get_cpuid_max(0, 0);
2320 __cpuid(1, a, b, c, d);
2324 __cpuid_count(7, 0, a, b, c, d);
2329 config_host_data.set('CONFIG_CPUID_H', have_cpuid_h)
2331 config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \
2332 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \
2333 .require(cc.links('''
2334 #pragma GCC push_options
2335 #pragma GCC target("avx2")
2337 #include <immintrin.h>
2338 static int bar(void *a) {
2339 __m256i x = *(__m256i *)a;
2340 return _mm256_testz_si256(x, x);
2342 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); }
2343 '''), error_message: 'AVX2 not available').allowed())
2345 config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \
2346 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \
2347 .require(cc.links('''
2348 #pragma GCC push_options
2349 #pragma GCC target("avx512f")
2351 #include <immintrin.h>
2352 static int bar(void *a) {
2353 __m512i x = *(__m512i *)a;
2354 return _mm512_test_epi64_mask(x, x);
2356 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); }
2357 '''), error_message: 'AVX512F not available').allowed())
2359 have_pvrdma = get_option('pvrdma') \
2360 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \
2361 .require(cc.compiles(gnu_source_prefix + '''
2362 #include <sys/mman.h>
2367 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
2370 }'''), error_message: 'PVRDMA requires mremap').allowed()
2373 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links('''
2374 #include <infiniband/verbs.h>
2378 struct ibv_pd *pd = NULL;
2384 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
2390 if get_option('membarrier').disabled()
2391 have_membarrier = false
2392 elif targetos == 'windows'
2393 have_membarrier = true
2394 elif targetos == 'linux'
2395 have_membarrier = cc.compiles('''
2396 #include <linux/membarrier.h>
2397 #include <sys/syscall.h>
2401 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
2402 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
2406 config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \
2407 .require(have_membarrier, error_message: 'membarrier system call not available') \
2410 have_afalg = get_option('crypto_afalg') \
2411 .require(cc.compiles(gnu_source_prefix + '''
2413 #include <sys/types.h>
2414 #include <sys/socket.h>
2415 #include <linux/if_alg.h>
2418 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
2421 '''), error_message: 'AF_ALG requested but could not be detected').allowed()
2422 config_host_data.set('CONFIG_AF_ALG', have_afalg)
2424 config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol(
2425 'linux/vm_sockets.h', 'AF_VSOCK',
2426 prefix: '#include <sys/socket.h>',
2430 have_vss_sdk = false # old xp/2003 SDK
2431 if targetos == 'windows' and link_language == 'cpp'
2432 have_vss = cxx.compiles('''
2433 #define __MIDL_user_allocate_free_DEFINED__
2435 int main(void) { return VSS_CTX_BACKUP; }''')
2436 have_vss_sdk = cxx.has_header('vscoordint.h')
2438 config_host_data.set('HAVE_VSS_SDK', have_vss_sdk)
2440 foreach k, v: config_host
2441 if k.startswith('CONFIG_')
2442 config_host_data.set(k, v == 'y' ? 1 : v)
2446 # Older versions of MinGW do not import _lock_file and _unlock_file properly.
2447 # This was fixed for v6.0.0 with commit b48e3ac8969d.
2448 if targetos == 'windows'
2449 config_host_data.set('HAVE__LOCK_FILE', cc.links('''
2455 }''', name: '_lock_file and _unlock_file'))
2458 ########################
2459 # Target configuration #
2460 ########################
2462 minikconf = find_program('scripts/minikconf.py')
2464 config_all_devices = {}
2465 config_all_disas = {}
2466 config_devices_mak_list = []
2467 config_devices_h = {}
2468 config_target_h = {}
2469 config_target_mak = {}
2472 'alpha' : ['CONFIG_ALPHA_DIS'],
2473 'avr' : ['CONFIG_AVR_DIS'],
2474 'cris' : ['CONFIG_CRIS_DIS'],
2475 'hexagon' : ['CONFIG_HEXAGON_DIS'],
2476 'hppa' : ['CONFIG_HPPA_DIS'],
2477 'i386' : ['CONFIG_I386_DIS'],
2478 'x86_64' : ['CONFIG_I386_DIS'],
2479 'm68k' : ['CONFIG_M68K_DIS'],
2480 'microblaze' : ['CONFIG_MICROBLAZE_DIS'],
2481 'mips' : ['CONFIG_MIPS_DIS'],
2482 'nios2' : ['CONFIG_NIOS2_DIS'],
2483 'or1k' : ['CONFIG_OPENRISC_DIS'],
2484 'ppc' : ['CONFIG_PPC_DIS'],
2485 'riscv' : ['CONFIG_RISCV_DIS'],
2486 'rx' : ['CONFIG_RX_DIS'],
2487 's390' : ['CONFIG_S390_DIS'],
2488 'sh4' : ['CONFIG_SH4_DIS'],
2489 'sparc' : ['CONFIG_SPARC_DIS'],
2490 'xtensa' : ['CONFIG_XTENSA_DIS'],
2491 'loongarch' : ['CONFIG_LOONGARCH_DIS'],
2493 if link_language == 'cpp'
2495 'mips' : [ 'CONFIG_MIPS_DIS', 'CONFIG_NANOMIPS_DIS'],
2499 have_ivshmem = config_host_data.get('CONFIG_EVENTFD')
2501 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \
2502 (have_tpm ? ['CONFIG_TPM=y'] : []) + \
2503 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \
2504 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \
2505 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \
2506 (x11.found() ? ['CONFIG_X11=y'] : []) + \
2507 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \
2508 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \
2509 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \
2510 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \
2511 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \
2512 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \
2513 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \
2514 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : [])
2516 ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
2518 default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
2519 actual_target_dirs = []
2521 foreach target : target_dirs
2522 config_target = { 'TARGET_NAME': target.split('-')[0] }
2523 if target.endswith('linux-user')
2524 if targetos != 'linux'
2528 error('Target @0@ is only available on a Linux host'.format(target))
2530 config_target += { 'CONFIG_LINUX_USER': 'y' }
2531 elif target.endswith('bsd-user')
2532 if 'CONFIG_BSD' not in config_host
2536 error('Target @0@ is only available on a BSD host'.format(target))
2538 config_target += { 'CONFIG_BSD_USER': 'y' }
2539 elif target.endswith('softmmu')
2540 config_target += { 'CONFIG_SOFTMMU': 'y' }
2542 if target.endswith('-user')
2544 'CONFIG_USER_ONLY': 'y',
2545 'CONFIG_QEMU_INTERP_PREFIX':
2546 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME'])
2551 foreach sym: accelerators
2552 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, [])
2553 config_target += { sym: 'y' }
2554 config_all += { sym: 'y' }
2555 if target in modular_tcg
2556 config_target += { 'CONFIG_TCG_MODULAR': 'y' }
2558 config_target += { 'CONFIG_TCG_BUILTIN': 'y' }
2560 accel_kconfig += [ sym + '=y' ]
2563 if accel_kconfig.length() == 0
2567 error('No accelerator available for target @0@'.format(target))
2570 actual_target_dirs += target
2571 config_target += keyval.load('configs/targets' / target + '.mak')
2572 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' }
2574 if 'TARGET_NEED_FDT' in config_target
2575 fdt_required += target
2579 if 'TARGET_BASE_ARCH' not in config_target
2580 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']}
2582 if 'TARGET_ABI_DIR' not in config_target
2583 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']}
2585 if 'TARGET_BIG_ENDIAN' not in config_target
2586 config_target += {'TARGET_BIG_ENDIAN': 'n'}
2589 foreach k, v: disassemblers
2590 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k)
2592 config_target += { sym: 'y' }
2593 config_all_disas += { sym: 'y' }
2598 config_target_data = configuration_data()
2599 foreach k, v: config_target
2600 if not k.startswith('TARGET_') and not k.startswith('CONFIG_')
2602 elif ignored.contains(k)
2604 elif k == 'TARGET_BASE_ARCH'
2605 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is
2606 # not used to select files from sourcesets.
2607 config_target_data.set('TARGET_' + v.to_upper(), 1)
2608 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX'
2609 config_target_data.set_quoted(k, v)
2611 config_target_data.set(k, 1)
2613 config_target_data.set(k, 0)
2615 config_target_data.set(k, v)
2618 config_target_data.set('QEMU_ARCH',
2619 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper())
2620 config_target_h += {target: configure_file(output: target + '-config-target.h',
2621 configuration: config_target_data)}
2623 if target.endswith('-softmmu')
2624 config_input = meson.get_external_property(target, 'default')
2625 config_devices_mak = target + '-config-devices.mak'
2626 config_devices_mak = configure_file(
2627 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'],
2628 output: config_devices_mak,
2629 depfile: config_devices_mak + '.d',
2631 command: [minikconf,
2632 get_option('default_devices') ? '--defconfig' : '--allnoconfig',
2633 config_devices_mak, '@DEPFILE@', '@INPUT@',
2634 host_kconfig, accel_kconfig,
2635 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y'])
2637 config_devices_data = configuration_data()
2638 config_devices = keyval.load(config_devices_mak)
2639 foreach k, v: config_devices
2640 config_devices_data.set(k, 1)
2642 config_devices_mak_list += config_devices_mak
2643 config_devices_h += {target: configure_file(output: target + '-config-devices.h',
2644 configuration: config_devices_data)}
2645 config_target += config_devices
2646 config_all_devices += config_devices
2648 config_target_mak += {target: config_target}
2650 target_dirs = actual_target_dirs
2652 # This configuration is used to build files that are shared by
2653 # multiple binaries, and then extracted out of the "common"
2654 # static_library target.
2656 # We do not use all_sources()/all_dependencies(), because it would
2657 # build literally all source files, including devices only used by
2658 # targets that are not built for this compilation. The CONFIG_ALL
2659 # pseudo symbol replaces it.
2661 config_all += config_all_devices
2662 config_all += config_host
2663 config_all += config_all_disas
2665 'CONFIG_XEN': xen.found(),
2666 'CONFIG_SOFTMMU': have_system,
2667 'CONFIG_USER_ONLY': have_user,
2671 target_configs_h = []
2672 foreach target: target_dirs
2673 target_configs_h += config_target_h[target]
2674 target_configs_h += config_devices_h.get(target, [])
2676 genh += custom_target('config-poison.h',
2677 input: [target_configs_h],
2678 output: 'config-poison.h',
2680 command: [find_program('scripts/make-config-poison.sh'),
2687 capstone = not_found
2688 if not get_option('capstone').auto() or have_system or have_user
2689 capstone = dependency('capstone', version: '>=3.0.5',
2690 kwargs: static_kwargs, method: 'pkg-config',
2691 required: get_option('capstone'))
2693 # Some versions of capstone have broken pkg-config file
2694 # that reports a wrong -I path, causing the #include to
2695 # fail later. If the system has such a broken version
2697 if capstone.found() and not cc.compiles('#include <capstone.h>',
2698 dependencies: [capstone])
2699 capstone = not_found
2700 if get_option('capstone').enabled()
2701 error('capstone requested, but it does not appear to work')
2706 libvfio_user_dep = not_found
2707 if have_system and vfio_user_server_allowed
2708 have_internal = fs.exists(meson.current_source_dir() / 'subprojects/libvfio-user/meson.build')
2710 if not have_internal
2711 error('libvfio-user source not found - please pull git submodule')
2714 libvfio_user_proj = subproject('libvfio-user')
2716 libvfio_user_lib = libvfio_user_proj.get_variable('libvfio_user_dep')
2718 libvfio_user_dep = declare_dependency(dependencies: [libvfio_user_lib])
2723 fdt_opt = get_option('fdt')
2724 if fdt_opt in ['enabled', 'auto', 'system']
2725 have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt')
2726 fdt = cc.find_library('fdt', kwargs: static_kwargs,
2727 required: fdt_opt == 'system' or
2728 fdt_opt == 'enabled' and not have_internal)
2729 if fdt.found() and cc.links('''
2731 #include <libfdt_env.h>
2732 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''',
2735 elif fdt_opt == 'system'
2736 error('system libfdt requested, but it is too old (1.5.1 or newer required)')
2738 fdt_opt = 'internal'
2740 fdt_opt = 'disabled'
2744 if fdt_opt == 'internal'
2747 'dtc/libfdt/fdt_ro.c',
2748 'dtc/libfdt/fdt_wip.c',
2749 'dtc/libfdt/fdt_sw.c',
2750 'dtc/libfdt/fdt_rw.c',
2751 'dtc/libfdt/fdt_strerror.c',
2752 'dtc/libfdt/fdt_empty_tree.c',
2753 'dtc/libfdt/fdt_addresses.c',
2754 'dtc/libfdt/fdt_overlay.c',
2755 'dtc/libfdt/fdt_check.c',
2758 fdt_inc = include_directories('dtc/libfdt')
2759 libfdt = static_library('fdt',
2760 build_by_default: false,
2762 include_directories: fdt_inc)
2763 fdt = declare_dependency(link_with: libfdt,
2764 include_directories: fdt_inc)
2767 fdt_opt = 'disabled'
2769 if not fdt.found() and fdt_required.length() > 0
2770 error('fdt not available but required by targets ' + ', '.join(fdt_required))
2773 config_host_data.set('CONFIG_CAPSTONE', capstone.found())
2774 config_host_data.set('CONFIG_FDT', fdt.found())
2775 config_host_data.set('CONFIG_SLIRP', slirp.found())
2777 #####################
2778 # Generated sources #
2779 #####################
2781 genh += configure_file(output: 'config-host.h', configuration: config_host_data)
2783 hxtool = find_program('scripts/hxtool')
2784 shaderinclude = find_program('scripts/shaderinclude.pl')
2785 qapi_gen = find_program('scripts/qapi-gen.py')
2786 qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py',
2787 meson.current_source_dir() / 'scripts/qapi/commands.py',
2788 meson.current_source_dir() / 'scripts/qapi/common.py',
2789 meson.current_source_dir() / 'scripts/qapi/error.py',
2790 meson.current_source_dir() / 'scripts/qapi/events.py',
2791 meson.current_source_dir() / 'scripts/qapi/expr.py',
2792 meson.current_source_dir() / 'scripts/qapi/gen.py',
2793 meson.current_source_dir() / 'scripts/qapi/introspect.py',
2794 meson.current_source_dir() / 'scripts/qapi/parser.py',
2795 meson.current_source_dir() / 'scripts/qapi/schema.py',
2796 meson.current_source_dir() / 'scripts/qapi/source.py',
2797 meson.current_source_dir() / 'scripts/qapi/types.py',
2798 meson.current_source_dir() / 'scripts/qapi/visit.py',
2799 meson.current_source_dir() / 'scripts/qapi/common.py',
2800 meson.current_source_dir() / 'scripts/qapi-gen.py'
2804 python, files('scripts/tracetool.py'),
2805 '--backend=' + ','.join(get_option('trace_backends'))
2807 tracetool_depends = files(
2808 'scripts/tracetool/backend/log.py',
2809 'scripts/tracetool/backend/__init__.py',
2810 'scripts/tracetool/backend/dtrace.py',
2811 'scripts/tracetool/backend/ftrace.py',
2812 'scripts/tracetool/backend/simple.py',
2813 'scripts/tracetool/backend/syslog.py',
2814 'scripts/tracetool/backend/ust.py',
2815 'scripts/tracetool/format/ust_events_c.py',
2816 'scripts/tracetool/format/ust_events_h.py',
2817 'scripts/tracetool/format/__init__.py',
2818 'scripts/tracetool/format/d.py',
2819 'scripts/tracetool/format/simpletrace_stap.py',
2820 'scripts/tracetool/format/c.py',
2821 'scripts/tracetool/format/h.py',
2822 'scripts/tracetool/format/log_stap.py',
2823 'scripts/tracetool/format/stap.py',
2824 'scripts/tracetool/__init__.py',
2825 'scripts/tracetool/transform.py',
2826 'scripts/tracetool/vcpu.py'
2829 qemu_version_cmd = [find_program('scripts/qemu-version.sh'),
2830 meson.current_source_dir(),
2831 get_option('pkgversion'), meson.project_version()]
2832 qemu_version = custom_target('qemu-version.h',
2833 output: 'qemu-version.h',
2834 command: qemu_version_cmd,
2836 build_by_default: true,
2837 build_always_stale: true)
2838 genh += qemu_version
2842 ['qemu-options.hx', 'qemu-options.def'],
2843 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'],
2847 ['hmp-commands.hx', 'hmp-commands.h'],
2848 ['hmp-commands-info.hx', 'hmp-commands-info.h'],
2851 foreach d : hx_headers
2852 hxdep += custom_target(d[1],
2856 build_by_default: true, # to be removed when added to a target
2857 command: [hxtool, '-h', '@INPUT0@'])
2865 authz_ss = ss.source_set()
2866 blockdev_ss = ss.source_set()
2867 block_ss = ss.source_set()
2868 chardev_ss = ss.source_set()
2869 common_ss = ss.source_set()
2870 crypto_ss = ss.source_set()
2871 hwcore_ss = ss.source_set()
2872 io_ss = ss.source_set()
2873 qmp_ss = ss.source_set()
2874 qom_ss = ss.source_set()
2875 softmmu_ss = ss.source_set()
2876 specific_fuzz_ss = ss.source_set()
2877 specific_ss = ss.source_set()
2878 stub_ss = ss.source_set()
2879 trace_ss = ss.source_set()
2880 user_ss = ss.source_set()
2881 util_ss = ss.source_set()
2884 qtest_module_ss = ss.source_set()
2885 tcg_module_ss = ss.source_set()
2891 target_softmmu_arch = {}
2892 target_user_arch = {}
2898 # TODO: add each directory to the subdirs from its own meson.build, once
2900 trace_events_subdirs = [
2909 trace_events_subdirs += [ 'linux-user' ]
2912 trace_events_subdirs += [ 'bsd-user' ]
2915 trace_events_subdirs += [
2924 trace_events_subdirs += [
2938 'hw/block/dataplane',
2987 if have_system or have_user
2988 trace_events_subdirs += [
3006 vhost_user = not_found
3007 if targetos == 'linux' and have_vhost_user
3008 libvhost_user = subproject('libvhost-user')
3009 vhost_user = libvhost_user.get_variable('vhost_user_dep')
3012 libvduse = not_found
3014 libvduse_proj = subproject('libvduse')
3015 libvduse = libvduse_proj.get_variable('libvduse_dep')
3018 # NOTE: the trace/ subdirectory needs the qapi_trace_events variable
3019 # that is filled in by qapi/.
3034 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO')
3035 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO')
3038 qom_ss = qom_ss.apply(config_host, strict: false)
3039 libqom = static_library('qom', qom_ss.sources() + genh,
3040 dependencies: [qom_ss.dependencies()],
3042 qom = declare_dependency(link_whole: libqom)
3044 event_loop_base = files('event-loop-base.c')
3045 event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh,
3046 build_by_default: true)
3047 event_loop_base = declare_dependency(link_whole: event_loop_base,
3048 dependencies: [qom])
3050 stub_ss = stub_ss.apply(config_all, strict: false)
3052 util_ss.add_all(trace_ss)
3053 util_ss = util_ss.apply(config_all, strict: false)
3054 libqemuutil = static_library('qemuutil',
3055 sources: util_ss.sources() + stub_ss.sources() + genh,
3056 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman])
3057 qemuutil = declare_dependency(link_with: libqemuutil,
3058 sources: genh + version_res,
3059 dependencies: [event_loop_base])
3061 if have_system or have_user
3062 decodetree = generator(find_program('scripts/decodetree.py'),
3063 output: 'decode-@BASENAME@.c.inc',
3064 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@'])
3065 subdir('libdecnumber')
3082 if config_host_data.get('CONFIG_REPLICATION')
3083 block_ss.add(files('replication.c'))
3090 blockdev_ss.add(files(
3097 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
3098 # os-win32.c does not
3099 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
3100 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
3103 common_ss.add(files('cpus-common.c'))
3107 common_ss.add(capstone)
3108 specific_ss.add(files('cpu.c', 'disas.c'), capstone)
3110 # Work around a gcc bug/misfeature wherein constant propagation looks
3112 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696
3113 # to guess that a const variable is always zero. Without lto, this is
3114 # impossible, as the alias is restricted to page-vary-common.c. Indeed,
3115 # without lto, not even the alias is required -- we simply use different
3116 # declarations in different compilation units.
3117 pagevary = files('page-vary-common.c')
3118 if get_option('b_lto')
3119 pagevary_flags = ['-fno-lto']
3120 if get_option('cfi')
3121 pagevary_flags += '-fno-sanitize=cfi-icall'
3123 pagevary = static_library('page-vary-common', sources: pagevary + genh,
3124 c_args: pagevary_flags)
3125 pagevary = declare_dependency(link_with: pagevary)
3127 common_ss.add(pagevary)
3128 specific_ss.add(files('page-vary.c'))
3136 subdir('semihosting')
3143 common_user_inc = []
3145 subdir('common-user')
3147 subdir('linux-user')
3149 # needed for fuzzing binaries
3150 subdir('tests/qtest/libqos')
3151 subdir('tests/qtest/fuzz')
3154 tcg_real_module_ss = ss.source_set()
3155 tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss)
3156 specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss)
3157 target_modules += { 'accel' : { 'qtest': qtest_module_ss,
3158 'tcg': tcg_real_module_ss }}
3160 ########################
3161 # Library dependencies #
3162 ########################
3164 modinfo_collect = find_program('scripts/modinfo-collect.py')
3165 modinfo_generate = find_program('scripts/modinfo-generate.py')
3170 foreach d, list : modules
3171 foreach m, module_ss : list
3172 if enable_modules and targetos != 'windows'
3173 module_ss = module_ss.apply(config_all, strict: false)
3174 sl = static_library(d + '-' + m, [genh, module_ss.sources()],
3175 dependencies: [modulecommon, module_ss.dependencies()], pic: true)
3181 if module_ss.sources() != []
3182 # FIXME: Should use sl.extract_all_objects(recursive: true) as
3183 # input. Sources can be used multiple times but objects are
3184 # unique when it comes to lookup in compile_commands.json.
3185 # Depnds on a mesion version with
3186 # https://github.com/mesonbuild/meson/pull/8900
3187 modinfo_files += custom_target(d + '-' + m + '.modinfo',
3188 output: d + '-' + m + '.modinfo',
3189 input: module_ss.sources() + genh,
3191 command: [modinfo_collect, module_ss.sources()])
3195 block_ss.add_all(module_ss)
3197 softmmu_ss.add_all(module_ss)
3203 foreach d, list : target_modules
3204 foreach m, module_ss : list
3205 if enable_modules and targetos != 'windows'
3206 foreach target : target_dirs
3207 if target.endswith('-softmmu')
3208 config_target = config_target_mak[target]
3209 config_target += config_host
3210 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3211 c_args = ['-DNEED_CPU_H',
3212 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3213 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3214 target_module_ss = module_ss.apply(config_target, strict: false)
3215 if target_module_ss.sources() != []
3216 module_name = d + '-' + m + '-' + config_target['TARGET_NAME']
3217 sl = static_library(module_name,
3218 [genh, target_module_ss.sources()],
3219 dependencies: [modulecommon, target_module_ss.dependencies()],
3220 include_directories: target_inc,
3224 # FIXME: Should use sl.extract_all_objects(recursive: true) too.
3225 modinfo_files += custom_target(module_name + '.modinfo',
3226 output: module_name + '.modinfo',
3227 input: target_module_ss.sources() + genh,
3229 command: [modinfo_collect, '--target', target, target_module_ss.sources()])
3234 specific_ss.add_all(module_ss)
3240 foreach target : target_dirs
3241 if target.endswith('-softmmu')
3242 config_target = config_target_mak[target]
3243 config_devices_mak = target + '-config-devices.mak'
3244 modinfo_src = custom_target('modinfo-' + target + '.c',
3245 output: 'modinfo-' + target + '.c',
3246 input: modinfo_files,
3247 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'],
3250 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src)
3251 modinfo_dep = declare_dependency(link_with: modinfo_lib)
3253 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH']
3254 hw_arch[arch].add(modinfo_dep)
3259 nm = find_program('nm')
3260 undefsym = find_program('scripts/undefsym.py')
3261 block_syms = custom_target('block.syms', output: 'block.syms',
3262 input: [libqemuutil, block_mods],
3264 command: [undefsym, nm, '@INPUT@'])
3265 qemu_syms = custom_target('qemu.syms', output: 'qemu.syms',
3266 input: [libqemuutil, softmmu_mods],
3268 command: [undefsym, nm, '@INPUT@'])
3270 authz_ss = authz_ss.apply(config_host, strict: false)
3271 libauthz = static_library('authz', authz_ss.sources() + genh,
3272 dependencies: [authz_ss.dependencies()],
3274 build_by_default: false)
3276 authz = declare_dependency(link_whole: libauthz,
3279 crypto_ss = crypto_ss.apply(config_host, strict: false)
3280 libcrypto = static_library('crypto', crypto_ss.sources() + genh,
3281 dependencies: [crypto_ss.dependencies()],
3283 build_by_default: false)
3285 crypto = declare_dependency(link_whole: libcrypto,
3286 dependencies: [authz, qom])
3288 io_ss = io_ss.apply(config_host, strict: false)
3289 libio = static_library('io', io_ss.sources() + genh,
3290 dependencies: [io_ss.dependencies()],
3291 link_with: libqemuutil,
3293 build_by_default: false)
3295 io = declare_dependency(link_whole: libio, dependencies: [crypto, qom])
3297 libmigration = static_library('migration', sources: migration_files + genh,
3299 build_by_default: false)
3300 migration = declare_dependency(link_with: libmigration,
3301 dependencies: [zlib, qom, io])
3302 softmmu_ss.add(migration)
3304 block_ss = block_ss.apply(config_host, strict: false)
3305 libblock = static_library('block', block_ss.sources() + genh,
3306 dependencies: block_ss.dependencies(),
3307 link_depends: block_syms,
3309 build_by_default: false)
3311 block = declare_dependency(link_whole: [libblock],
3312 link_args: '@block.syms',
3313 dependencies: [crypto, io])
3315 blockdev_ss = blockdev_ss.apply(config_host, strict: false)
3316 libblockdev = static_library('blockdev', blockdev_ss.sources() + genh,
3317 dependencies: blockdev_ss.dependencies(),
3319 build_by_default: false)
3321 blockdev = declare_dependency(link_whole: [libblockdev],
3322 dependencies: [block, event_loop_base])
3324 qmp_ss = qmp_ss.apply(config_host, strict: false)
3325 libqmp = static_library('qmp', qmp_ss.sources() + genh,
3326 dependencies: qmp_ss.dependencies(),
3328 build_by_default: false)
3330 qmp = declare_dependency(link_whole: [libqmp])
3332 libchardev = static_library('chardev', chardev_ss.sources() + genh,
3334 dependencies: chardev_ss.dependencies(),
3335 build_by_default: false)
3337 chardev = declare_dependency(link_whole: libchardev)
3339 hwcore_ss = hwcore_ss.apply(config_host, strict: false)
3340 libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh,
3342 build_by_default: false)
3343 hwcore = declare_dependency(link_whole: libhwcore)
3344 common_ss.add(hwcore)
3350 emulator_modules = []
3351 foreach m : block_mods + softmmu_mods
3352 emulator_modules += shared_module(m.name(),
3353 build_by_default: true,
3357 install_dir: qemu_moddir)
3359 if emulator_modules.length() > 0
3360 alias_target('modules', emulator_modules)
3363 softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp)
3364 common_ss.add(qom, qemuutil)
3366 common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss])
3367 common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss)
3369 common_all = common_ss.apply(config_all, strict: false)
3370 common_all = static_library('common',
3371 build_by_default: false,
3372 sources: common_all.sources() + genh,
3373 include_directories: common_user_inc,
3374 implicit_include_directories: false,
3375 dependencies: common_all.dependencies(),
3378 feature_to_c = find_program('scripts/feature_to_c.sh')
3380 if targetos == 'darwin'
3381 entitlement = find_program('scripts/entitlement.sh')
3385 foreach target : target_dirs
3386 config_target = config_target_mak[target]
3387 target_name = config_target['TARGET_NAME']
3388 target_base_arch = config_target['TARGET_BASE_ARCH']
3389 arch_srcs = [config_target_h[target]]
3391 c_args = ['-DNEED_CPU_H',
3392 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3393 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3394 link_args = emulator_link_args
3396 config_target += config_host
3397 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3398 if targetos == 'linux'
3399 target_inc += include_directories('linux-headers', is_system: true)
3401 if target.endswith('-softmmu')
3402 target_type='system'
3403 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false)
3404 arch_srcs += t.sources()
3405 arch_deps += t.dependencies()
3407 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch
3408 hw = hw_arch[hw_dir].apply(config_target, strict: false)
3409 arch_srcs += hw.sources()
3410 arch_deps += hw.dependencies()
3412 arch_srcs += config_devices_h[target]
3413 link_args += ['@block.syms', '@qemu.syms']
3415 abi = config_target['TARGET_ABI_DIR']
3417 target_inc += common_user_inc
3418 if target_base_arch in target_user_arch
3419 t = target_user_arch[target_base_arch].apply(config_target, strict: false)
3420 arch_srcs += t.sources()
3421 arch_deps += t.dependencies()
3423 if 'CONFIG_LINUX_USER' in config_target
3424 base_dir = 'linux-user'
3426 if 'CONFIG_BSD_USER' in config_target
3427 base_dir = 'bsd-user'
3428 target_inc += include_directories('bsd-user/' / targetos)
3429 target_inc += include_directories('bsd-user/host/' / host_arch)
3430 dir = base_dir / abi
3431 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c')
3433 target_inc += include_directories(
3437 if 'CONFIG_LINUX_USER' in config_target
3438 dir = base_dir / abi
3439 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c')
3440 if config_target.has_key('TARGET_SYSTBL_ABI')
3442 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'],
3443 extra_args : config_target['TARGET_SYSTBL_ABI'])
3448 if 'TARGET_XML_FILES' in config_target
3449 gdbstub_xml = custom_target(target + '-gdbstub-xml.c',
3450 output: target + '-gdbstub-xml.c',
3451 input: files(config_target['TARGET_XML_FILES'].split()),
3452 command: [feature_to_c, '@INPUT@'],
3454 arch_srcs += gdbstub_xml
3457 t = target_arch[target_base_arch].apply(config_target, strict: false)
3458 arch_srcs += t.sources()
3459 arch_deps += t.dependencies()
3461 target_common = common_ss.apply(config_target, strict: false)
3462 objects = common_all.extract_objects(target_common.sources())
3463 deps = target_common.dependencies()
3465 target_specific = specific_ss.apply(config_target, strict: false)
3466 arch_srcs += target_specific.sources()
3467 arch_deps += target_specific.dependencies()
3469 lib = static_library('qemu-' + target,
3470 sources: arch_srcs + genh,
3471 dependencies: arch_deps,
3473 include_directories: target_inc,
3475 build_by_default: false,
3478 if target.endswith('-softmmu')
3480 'name': 'qemu-system-' + target_name,
3481 'win_subsystem': 'console',
3482 'sources': files('softmmu/main.c'),
3485 if targetos == 'windows' and (sdl.found() or gtk.found())
3487 'name': 'qemu-system-' + target_name + 'w',
3488 'win_subsystem': 'windows',
3489 'sources': files('softmmu/main.c'),
3493 if get_option('fuzzing')
3494 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false)
3496 'name': 'qemu-fuzz-' + target_name,
3497 'win_subsystem': 'console',
3498 'sources': specific_fuzz.sources(),
3499 'dependencies': specific_fuzz.dependencies(),
3504 'name': 'qemu-' + target_name,
3505 'win_subsystem': 'console',
3511 exe_name = exe['name']
3512 if targetos == 'darwin'
3513 exe_name += '-unsigned'
3516 emulator = executable(exe_name, exe['sources'],
3519 dependencies: arch_deps + deps + exe['dependencies'],
3520 objects: lib.extract_all_objects(recursive: true),
3521 link_language: link_language,
3522 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
3523 link_args: link_args,
3524 win_subsystem: exe['win_subsystem'])
3526 if targetos == 'darwin'
3527 icon = 'pc-bios/qemu.rsrc'
3528 build_input = [emulator, files(icon)]
3530 get_option('bindir') / exe_name,
3531 meson.current_source_dir() / icon
3533 if 'CONFIG_HVF' in config_target
3534 entitlements = 'accel/hvf/entitlements.plist'
3535 build_input += files(entitlements)
3536 install_input += meson.current_source_dir() / entitlements
3539 emulators += {exe['name'] : custom_target(exe['name'],
3541 output: exe['name'],
3542 command: [entitlement, '@OUTPUT@', '@INPUT@'])
3545 meson.add_install_script(entitlement, '--install',
3546 get_option('bindir') / exe['name'],
3549 emulators += {exe['name']: emulator}
3554 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false},
3555 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true},
3556 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
3557 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
3559 custom_target(exe['name'] + stp['ext'],
3560 input: trace_events_all,
3561 output: exe['name'] + stp['ext'],
3562 install: stp['install'],
3563 install_dir: get_option('datadir') / 'systemtap/tapset',
3565 tracetool, '--group=all', '--format=' + stp['fmt'],
3566 '--binary=' + stp['bin'],
3567 '--target-name=' + target_name,
3568 '--target-type=' + target_type,
3569 '--probe-prefix=qemu.' + target_type + '.' + target_name,
3570 '@INPUT@', '@OUTPUT@'
3572 depend_files: tracetool_depends)
3578 # Other build targets
3580 if 'CONFIG_PLUGIN' in config_host
3581 install_headers('include/qemu/qemu-plugin.h')
3586 # Don't build qemu-keymap if xkbcommon is not explicitly enabled
3587 # when we don't build tools or system
3588 if xkbcommon.found()
3589 # used for the update-keymaps target, so include rules even if !have_tools
3590 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh,
3591 dependencies: [qemuutil, xkbcommon], install: have_tools)
3595 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
3596 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)
3597 qemu_io = executable('qemu-io', files('qemu-io.c'),
3598 dependencies: [block, qemuutil], install: true)
3599 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'),
3600 dependencies: [blockdev, qemuutil, gnutls, selinux],
3603 subdir('storage-daemon')
3604 subdir('contrib/rdmacm-mux')
3605 subdir('contrib/elf2dmp')
3607 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'),
3608 dependencies: qemuutil,
3612 subdir('contrib/vhost-user-blk')
3613 subdir('contrib/vhost-user-gpu')
3614 subdir('contrib/vhost-user-input')
3615 subdir('contrib/vhost-user-scsi')
3618 if targetos == 'linux'
3619 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'),
3620 dependencies: [qemuutil, libcap_ng],
3622 install_dir: get_option('libexecdir'))
3624 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'),
3625 dependencies: [authz, crypto, io, qom, qemuutil,
3626 libcap_ng, mpathpersist],
3631 subdir('contrib/ivshmem-client')
3632 subdir('contrib/ivshmem-server')
3645 if host_machine.system() == 'windows'
3647 find_program('scripts/nsis.py'),
3649 get_option('prefix'),
3650 meson.current_source_dir(),
3651 config_host['GLIB_BINDIR'],
3654 '-DDISPLAYVERSION=' + meson.project_version(),
3657 nsis_cmd += '-DCONFIG_DOCUMENTATION=y'
3660 nsis_cmd += '-DCONFIG_GTK=y'
3663 nsis = custom_target('nsis',
3664 output: 'qemu-setup-' + meson.project_version() + '.exe',
3665 input: files('qemu.nsi'),
3666 build_always_stale: true,
3667 command: nsis_cmd + ['@INPUT@'])
3668 alias_target('installer', nsis)
3671 #########################
3672 # Configuration summary #
3673 #########################
3677 summary_info += {'Install prefix': get_option('prefix')}
3678 summary_info += {'BIOS directory': qemu_datadir}
3679 pathsep = targetos == 'windows' ? ';' : ':'
3680 summary_info += {'firmware path': pathsep.join(get_option('qemu_firmwarepath'))}
3681 summary_info += {'binary directory': get_option('prefix') / get_option('bindir')}
3682 summary_info += {'library directory': get_option('prefix') / get_option('libdir')}
3683 summary_info += {'module directory': qemu_moddir}
3684 summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')}
3685 summary_info += {'include directory': get_option('prefix') / get_option('includedir')}
3686 summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')}
3687 if targetos != 'windows'
3688 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')}
3689 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')}
3691 summary_info += {'local state directory': 'queried at runtime'}
3693 summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')}
3694 summary_info += {'Build directory': meson.current_build_dir()}
3695 summary_info += {'Source path': meson.current_source_dir()}
3696 summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']}
3697 summary(summary_info, bool_yn: true, section: 'Directories')
3701 summary_info += {'git': config_host['GIT']}
3702 summary_info += {'make': config_host['MAKE']}
3703 summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
3704 summary_info += {'sphinx-build': sphinx_build}
3705 if config_host.has_key('HAVE_GDB_BIN')
3706 summary_info += {'gdb': config_host['HAVE_GDB_BIN']}
3708 summary_info += {'iasl': iasl}
3709 summary_info += {'genisoimage': config_host['GENISOIMAGE']}
3710 if targetos == 'windows' and have_ga
3711 summary_info += {'wixl': wixl}
3713 if slirp.found() and have_system
3714 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false}
3716 summary(summary_info, bool_yn: true, section: 'Host binaries')
3718 # Configurable features
3720 summary_info += {'Documentation': build_docs}
3721 summary_info += {'system-mode emulation': have_system}
3722 summary_info += {'user-mode emulation': have_user}
3723 summary_info += {'block layer': have_block}
3724 summary_info += {'Install blobs': get_option('install_blobs')}
3725 summary_info += {'module support': config_host.has_key('CONFIG_MODULES')}
3726 if config_host.has_key('CONFIG_MODULES')
3727 summary_info += {'alternative module path': get_option('module_upgrades')}
3729 summary_info += {'fuzzing support': get_option('fuzzing')}
3731 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)}
3733 summary_info += {'Trace backends': ','.join(get_option('trace_backends'))}
3734 if 'simple' in get_option('trace_backends')
3735 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'}
3737 summary_info += {'D-Bus display': dbus_display}
3738 summary_info += {'QOM debugging': get_option('qom_cast_debug')}
3739 summary_info += {'vhost-kernel support': have_vhost_kernel}
3740 summary_info += {'vhost-net support': have_vhost_net}
3741 summary_info += {'vhost-user support': have_vhost_user}
3742 summary_info += {'vhost-user-crypto support': have_vhost_user_crypto}
3743 summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server}
3744 summary_info += {'vhost-vdpa support': have_vhost_vdpa}
3745 summary_info += {'build guest agent': have_ga}
3746 summary(summary_info, bool_yn: true, section: 'Configurable features')
3748 # Compilation information
3750 summary_info += {'host CPU': cpu}
3751 summary_info += {'host endianness': build_machine.endian()}
3752 summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())}
3753 summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())}
3754 if link_language == 'cpp'
3755 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())}
3757 summary_info += {'C++ compiler': false}
3759 if targetos == 'darwin'
3760 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())}
3762 option_cflags = (get_option('debug') ? ['-g'] : [])
3763 if get_option('optimization') != 'plain'
3764 option_cflags += ['-O' + get_option('optimization')]
3766 summary_info += {'CFLAGS': ' '.join(get_option('c_args') + option_cflags)}
3767 if link_language == 'cpp'
3768 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args') + option_cflags)}
3770 if targetos == 'darwin'
3771 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args') + option_cflags)}
3773 link_args = get_option(link_language + '_link_args')
3774 if link_args.length() > 0
3775 summary_info += {'LDFLAGS': ' '.join(link_args)}
3777 summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)}
3778 if 'cpp' in all_languages
3779 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)}
3781 if 'objc' in all_languages
3782 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' / target / '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}
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 += {'blkio support': blkio}
3916 summary_info += {'curl support': curl}
3917 summary_info += {'Multipath support': mpathpersist}
3918 summary_info += {'PNG support': png}
3919 summary_info += {'VNC support': vnc}
3921 summary_info += {'VNC SASL support': sasl}
3922 summary_info += {'VNC JPEG support': jpeg}
3924 if targetos not in ['darwin', 'haiku', 'windows']
3925 summary_info += {'OSS support': oss}
3926 summary_info += {'sndio support': sndio}
3927 elif targetos == 'darwin'
3928 summary_info += {'CoreAudio support': coreaudio}
3929 elif targetos == 'windows'
3930 summary_info += {'DirectSound support': dsound}
3932 if targetos == 'linux'
3933 summary_info += {'ALSA support': alsa}
3934 summary_info += {'PulseAudio support': pulse}
3936 summary_info += {'JACK support': jack}
3937 summary_info += {'brlapi support': brlapi}
3938 summary_info += {'vde support': vde}
3939 summary_info += {'netmap support': have_netmap}
3940 summary_info += {'l2tpv3 support': have_l2tpv3}
3941 summary_info += {'Linux AIO support': libaio}
3942 summary_info += {'Linux io_uring support': linux_io_uring}
3943 summary_info += {'ATTR/XATTR support': libattr}
3944 summary_info += {'RDMA support': rdma}
3945 summary_info += {'PVRDMA support': have_pvrdma}
3946 summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt}
3947 summary_info += {'libcap-ng support': libcap_ng}
3948 summary_info += {'bpf support': libbpf}
3949 summary_info += {'spice protocol support': spice_protocol}
3950 if spice_protocol.found()
3951 summary_info += {' spice server support': spice}
3953 summary_info += {'rbd support': rbd}
3954 summary_info += {'smartcard support': cacard}
3955 summary_info += {'U2F support': u2f}
3956 summary_info += {'libusb': libusb}
3957 summary_info += {'usb net redir': usbredir}
3958 summary_info += {'OpenGL support (epoxy)': opengl}
3959 summary_info += {'GBM': gbm}
3960 summary_info += {'libiscsi support': libiscsi}
3961 summary_info += {'libnfs support': libnfs}
3962 if targetos == 'windows'
3964 summary_info += {'QGA VSS support': have_qga_vss}
3967 summary_info += {'seccomp support': seccomp}
3968 summary_info += {'GlusterFS support': glusterfs}
3969 summary_info += {'TPM support': have_tpm}
3970 summary_info += {'libssh support': libssh}
3971 summary_info += {'lzo support': lzo}
3972 summary_info += {'snappy support': snappy}
3973 summary_info += {'bzip2 support': libbzip2}
3974 summary_info += {'lzfse support': liblzfse}
3975 summary_info += {'zstd support': zstd}
3976 summary_info += {'NUMA host support': numa}
3977 summary_info += {'capstone': capstone}
3978 summary_info += {'libpmem support': libpmem}
3979 summary_info += {'libdaxctl support': libdaxctl}
3980 summary_info += {'libudev': libudev}
3981 # Dummy dependency, keep .found()
3982 summary_info += {'FUSE lseek': fuse_lseek.found()}
3983 summary_info += {'selinux': selinux}
3984 summary(summary_info, bool_yn: true, section: 'Dependencies')
3986 if not supported_cpus.contains(cpu)
3988 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!')
3990 message('CPU host architecture ' + cpu + ' support is not currently maintained.')
3991 message('The QEMU project intends to remove support for this host CPU in')
3992 message('a future release if nobody volunteers to maintain it and to')
3993 message('provide a build host for our continuous integration setup.')
3994 message('configure has succeeded and you can continue to build, but')
3995 message('if you care about QEMU on this platform you should contact')
3996 message('us upstream at qemu-devel@nongnu.org.')
3999 if not supported_oses.contains(targetos)
4001 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!')
4003 message('Host OS ' + targetos + 'support is not currently maintained.')
4004 message('The QEMU project intends to remove support for this host OS in')
4005 message('a future release if nobody volunteers to maintain it and to')
4006 message('provide a build host for our continuous integration setup.')
4007 message('configure has succeeded and you can continue to build, but')
4008 message('if you care about QEMU on this platform you should contact')
4009 message('us upstream at qemu-devel@nongnu.org.')