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')
1652 libdw = dependency('libdw',
1653 method: 'pkg-config',
1654 kwargs: static_kwargs,
1661 audio_drivers_selected = []
1663 audio_drivers_available = {
1664 'alsa': alsa.found(),
1665 'coreaudio': coreaudio.found(),
1666 'dsound': dsound.found(),
1667 'jack': jack.found(),
1669 'pa': pulse.found(),
1671 'sndio': sndio.found(),
1673 foreach k, v: audio_drivers_available
1674 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v)
1677 # Default to native drivers first, OSS second, SDL third
1678 audio_drivers_priority = \
1679 [ 'pa', 'coreaudio', 'dsound', 'sndio', 'oss' ] + \
1680 (targetos == 'linux' ? [] : [ 'sdl' ])
1681 audio_drivers_default = []
1682 foreach k: audio_drivers_priority
1683 if audio_drivers_available[k]
1684 audio_drivers_default += k
1688 foreach k: get_option('audio_drv_list')
1690 audio_drivers_selected += audio_drivers_default
1691 elif not audio_drivers_available[k]
1692 error('Audio driver "@0@" not available.'.format(k))
1694 audio_drivers_selected += k
1698 config_host_data.set('CONFIG_AUDIO_DRIVERS',
1699 '"' + '", "'.join(audio_drivers_selected) + '", ')
1701 if get_option('cfi')
1703 # Check for dependency on LTO
1704 if not get_option('b_lto')
1705 error('Selected Control-Flow Integrity but LTO is disabled')
1707 if config_host.has_key('CONFIG_MODULES')
1708 error('Selected Control-Flow Integrity is not compatible with modules')
1710 # Check for cfi flags. CFI requires LTO so we can't use
1711 # get_supported_arguments, but need a more complex "compiles" which allows
1713 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall',
1714 args: ['-flto', '-fsanitize=cfi-icall'] )
1715 cfi_flags += '-fsanitize=cfi-icall'
1717 error('-fsanitize=cfi-icall is not supported by the compiler')
1719 if cc.compiles('int main () { return 0; }',
1720 name: '-fsanitize-cfi-icall-generalize-pointers',
1721 args: ['-flto', '-fsanitize=cfi-icall',
1722 '-fsanitize-cfi-icall-generalize-pointers'] )
1723 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers'
1725 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler')
1727 if get_option('cfi_debug')
1728 if cc.compiles('int main () { return 0; }',
1729 name: '-fno-sanitize-trap=cfi-icall',
1730 args: ['-flto', '-fsanitize=cfi-icall',
1731 '-fno-sanitize-trap=cfi-icall'] )
1732 cfi_flags += '-fno-sanitize-trap=cfi-icall'
1734 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
1737 add_global_arguments(cfi_flags, native: false, language: all_languages)
1738 add_global_link_arguments(cfi_flags, native: false, language: all_languages)
1741 have_host_block_device = (targetos != 'darwin' or
1742 cc.has_header('IOKit/storage/IOMedia.h'))
1744 dbus_display = get_option('dbus_display') \
1745 .require(gio.version().version_compare('>=2.64'),
1746 error_message: '-display dbus requires glib>=2.64') \
1747 .require(gdbus_codegen.found(),
1748 error_message: gdbus_codegen_error.format('-display dbus')) \
1749 .require(opengl.found() and gbm.found(),
1750 error_message: '-display dbus requires epoxy/egl and gbm') \
1753 have_virtfs = get_option('virtfs') \
1754 .require(targetos == 'linux' or targetos == 'darwin',
1755 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \
1756 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'),
1757 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \
1758 .require(targetos == 'darwin' or (libattr.found() and libcap_ng.found()),
1759 error_message: 'virtio-9p (virtfs) on Linux requires libcap-ng-devel and libattr-devel') \
1760 .disable_auto_if(not have_tools and not have_system) \
1763 have_virtfs_proxy_helper = targetos != 'darwin' and have_virtfs and have_tools
1765 if get_option('block_drv_ro_whitelist') == ''
1766 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '')
1768 config_host_data.set('CONFIG_BDRV_RO_WHITELIST',
1769 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ')
1771 if get_option('block_drv_rw_whitelist') == ''
1772 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '')
1774 config_host_data.set('CONFIG_BDRV_RW_WHITELIST',
1775 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ')
1778 foreach k : get_option('trace_backends')
1779 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true)
1781 config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file'))
1782 config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority'))
1784 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path())
1786 config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir'))
1787 config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix'))
1788 config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir)
1789 config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir)
1790 config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir)
1792 qemu_firmwarepath = ''
1793 foreach k : get_option('qemu_firmwarepath')
1794 qemu_firmwarepath += '"' + get_option('prefix') / k + '", '
1796 config_host_data.set('CONFIG_QEMU_FIRMWAREPATH', qemu_firmwarepath)
1798 config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir'))
1799 config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir)
1800 config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir'))
1801 config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir'))
1802 config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir)
1803 config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir'))
1805 if config_host.has_key('CONFIG_MODULES')
1806 config_host_data.set('CONFIG_STAMP', run_command(
1807 meson.current_source_dir() / 'scripts/qemu-stamp.py',
1808 meson.project_version(), get_option('pkgversion'), '--',
1809 meson.current_source_dir() / 'configure',
1810 capture: true, check: true).stdout().strip())
1813 have_slirp_smbd = get_option('slirp_smbd') \
1814 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \
1817 smbd_path = get_option('smbd')
1819 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd')
1821 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path)
1824 config_host_data.set('HOST_' + host_arch.to_upper(), 1)
1826 if get_option('module_upgrades') and not enable_modules
1827 error('Cannot enable module-upgrades as modules are not enabled')
1829 config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades'))
1831 config_host_data.set('CONFIG_ATTR', libattr.found())
1832 config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools'))
1833 config_host_data.set('CONFIG_BRLAPI', brlapi.found())
1834 config_host_data.set('CONFIG_COCOA', cocoa.found())
1835 config_host_data.set('CONFIG_FUZZ', get_option('fuzzing'))
1836 config_host_data.set('CONFIG_GCOV', get_option('b_coverage'))
1837 config_host_data.set('CONFIG_LIBUDEV', libudev.found())
1838 config_host_data.set('CONFIG_LZO', lzo.found())
1839 config_host_data.set('CONFIG_MPATH', mpathpersist.found())
1840 config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api)
1841 config_host_data.set('CONFIG_BLKIO', blkio.found())
1842 config_host_data.set('CONFIG_CURL', curl.found())
1843 config_host_data.set('CONFIG_CURSES', curses.found())
1844 config_host_data.set('CONFIG_GBM', gbm.found())
1845 config_host_data.set('CONFIG_GIO', gio.found())
1846 config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found())
1847 if glusterfs.found()
1848 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4'))
1849 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5'))
1850 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6'))
1851 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6'))
1852 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat)
1853 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat)
1855 config_host_data.set('CONFIG_GTK', gtk.found())
1856 config_host_data.set('CONFIG_VTE', vte.found())
1857 config_host_data.set('CONFIG_GTK_CLIPBOARD', have_gtk_clipboard)
1858 config_host_data.set('CONFIG_LIBATTR', have_old_libattr)
1859 config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found())
1860 config_host_data.set('CONFIG_EBPF', libbpf.found())
1861 config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found())
1862 config_host_data.set('CONFIG_LIBISCSI', libiscsi.found())
1863 config_host_data.set('CONFIG_LIBNFS', libnfs.found())
1864 config_host_data.set('CONFIG_LIBSSH', libssh.found())
1865 config_host_data.set('CONFIG_LINUX_AIO', libaio.found())
1866 config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found())
1867 config_host_data.set('CONFIG_LIBPMEM', libpmem.found())
1868 config_host_data.set('CONFIG_NUMA', numa.found())
1870 config_host_data.set('HAVE_NUMA_HAS_PREFERRED_MANY',
1871 cc.has_function('numa_has_preferred_many',
1872 dependencies: numa))
1874 config_host_data.set('CONFIG_OPENGL', opengl.found())
1875 config_host_data.set('CONFIG_PROFILER', get_option('profiler'))
1876 config_host_data.set('CONFIG_RBD', rbd.found())
1877 config_host_data.set('CONFIG_RDMA', rdma.found())
1878 config_host_data.set('CONFIG_SDL', sdl.found())
1879 config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found())
1880 config_host_data.set('CONFIG_SECCOMP', seccomp.found())
1882 config_host_data.set('CONFIG_SECCOMP_SYSRAWRC', seccomp_has_sysrawrc)
1884 config_host_data.set('CONFIG_SNAPPY', snappy.found())
1885 config_host_data.set('CONFIG_TPM', have_tpm)
1886 config_host_data.set('CONFIG_USB_LIBUSB', libusb.found())
1887 config_host_data.set('CONFIG_VDE', vde.found())
1888 config_host_data.set('CONFIG_VHOST_NET', have_vhost_net)
1889 config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user)
1890 config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa)
1891 config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel)
1892 config_host_data.set('CONFIG_VHOST_USER', have_vhost_user)
1893 config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto)
1894 config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa)
1895 config_host_data.set('CONFIG_VMNET', vmnet.found())
1896 config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server)
1897 config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export)
1898 config_host_data.set('CONFIG_PNG', png.found())
1899 config_host_data.set('CONFIG_VNC', vnc.found())
1900 config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
1901 config_host_data.set('CONFIG_VNC_SASL', sasl.found())
1902 config_host_data.set('CONFIG_VIRTFS', have_virtfs)
1903 config_host_data.set('CONFIG_VTE', vte.found())
1904 config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found())
1905 config_host_data.set('CONFIG_KEYUTILS', keyutils.found())
1906 config_host_data.set('CONFIG_GETTID', has_gettid)
1907 config_host_data.set('CONFIG_GNUTLS', gnutls.found())
1908 config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found())
1909 config_host_data.set('CONFIG_TASN1', tasn1.found())
1910 config_host_data.set('CONFIG_GCRYPT', gcrypt.found())
1911 config_host_data.set('CONFIG_NETTLE', nettle.found())
1912 config_host_data.set('CONFIG_HOGWEED', hogweed.found())
1913 config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private')
1914 config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim)
1915 config_host_data.set('CONFIG_STATX', has_statx)
1916 config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id)
1917 config_host_data.set('CONFIG_ZSTD', zstd.found())
1918 config_host_data.set('CONFIG_FUSE', fuse.found())
1919 config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found())
1920 config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found())
1921 if spice_protocol.found()
1922 config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0])
1923 config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1])
1924 config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2])
1926 config_host_data.set('CONFIG_SPICE', spice.found())
1927 config_host_data.set('CONFIG_X11', x11.found())
1928 config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display)
1929 config_host_data.set('CONFIG_CFI', get_option('cfi'))
1930 config_host_data.set('CONFIG_SELINUX', selinux.found())
1931 config_host_data.set('CONFIG_XEN_BACKEND', xen.found())
1932 config_host_data.set('CONFIG_LIBDW', libdw.found())
1934 # protect from xen.version() having less than three components
1935 xen_version = xen.version().split('.') + ['0', '0']
1936 xen_ctrl_version = xen_version[0] + \
1937 ('0' + xen_version[1]).substring(-2) + \
1938 ('0' + xen_version[2]).substring(-2)
1939 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version)
1941 config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version()))
1942 config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0])
1943 config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
1944 config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
1946 config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf)
1947 config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device)
1949 have_coroutine_pool = get_option('coroutine_pool')
1950 if get_option('debug_stack_usage') and have_coroutine_pool
1951 message('Disabling coroutine pool to measure stack usage')
1952 have_coroutine_pool = false
1954 config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool)
1955 config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex'))
1956 config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage'))
1957 config_host_data.set('CONFIG_GPROF', get_option('gprof'))
1958 config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed())
1959 config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug'))
1960 config_host_data.set('CONFIG_REPLICATION', get_option('replication').allowed())
1963 config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h'))
1964 config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h'))
1965 config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h'))
1966 config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
1967 config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
1968 config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
1969 config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h'))
1970 config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
1971 config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
1972 if targetos == 'windows'
1973 config_host_data.set('HAVE_AFUNIX_H', cc.has_header('afunix.h'))
1977 config_host_data.set('CONFIG_CLOSE_RANGE', cc.has_function('close_range'))
1978 config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4'))
1979 config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime'))
1980 config_host_data.set('CONFIG_DUP3', cc.has_function('dup3'))
1981 config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate'))
1982 config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate'))
1983 # Note that we need to specify prefix: here to avoid incorrectly
1984 # thinking that Windows has posix_memalign()
1985 config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>'))
1986 config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc'))
1987 config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc'))
1988 config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign'))
1989 config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll'))
1990 config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>'))
1991 config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np'))
1992 config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile'))
1993 config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare'))
1994 config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs'))
1995 config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range'))
1996 config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create'))
1997 config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range'))
1998 config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs'))
1999 config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util))
2000 config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul'))
2001 config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>'))
2003 config_host_data.set('HAVE_RBD_NAMESPACE_EXISTS',
2004 cc.has_function('rbd_namespace_exists',
2006 prefix: '#include <rbd/librbd.h>'))
2009 config_host_data.set('HAVE_IBV_ADVISE_MR',
2010 cc.has_function('ibv_advise_mr',
2012 prefix: '#include <infiniband/verbs.h>'))
2016 config_host_data.set('CONFIG_BYTESWAP_H',
2017 cc.has_header_symbol('byteswap.h', 'bswap_32'))
2018 config_host_data.set('CONFIG_EPOLL_CREATE1',
2019 cc.has_header_symbol('sys/epoll.h', 'epoll_create1'))
2020 config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE',
2021 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and
2022 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE'))
2023 config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE',
2024 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE'))
2025 config_host_data.set('CONFIG_FIEMAP',
2026 cc.has_header('linux/fiemap.h') and
2027 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP'))
2028 config_host_data.set('CONFIG_GETRANDOM',
2029 cc.has_function('getrandom') and
2030 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK'))
2031 config_host_data.set('CONFIG_INOTIFY',
2032 cc.has_header_symbol('sys/inotify.h', 'inotify_init'))
2033 config_host_data.set('CONFIG_INOTIFY1',
2034 cc.has_header_symbol('sys/inotify.h', 'inotify_init1'))
2035 config_host_data.set('CONFIG_MACHINE_BSWAP_H',
2036 cc.has_header_symbol('machine/bswap.h', 'bswap32',
2037 prefix: '''#include <sys/endian.h>
2038 #include <sys/types.h>'''))
2039 config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK',
2040 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK'))
2041 config_host_data.set('CONFIG_RTNETLINK',
2042 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN'))
2043 config_host_data.set('CONFIG_SYSMACROS',
2044 cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
2045 config_host_data.set('HAVE_OPTRESET',
2046 cc.has_header_symbol('getopt.h', 'optreset'))
2047 config_host_data.set('HAVE_IPPROTO_MPTCP',
2048 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP'))
2049 config_host_data.set('HAVE_SYS_MOUNT_FSCONFIG',
2050 cc.has_header_symbol('sys/mount.h', 'FSCONFIG_SET_FLAG'))
2053 config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID',
2054 cc.has_member('struct sigevent', 'sigev_notify_thread_id',
2055 prefix: '#include <signal.h>'))
2056 config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM',
2057 cc.has_member('struct stat', 'st_atim',
2058 prefix: '#include <sys/stat.h>'))
2061 config_host_data.set('CONFIG_IOVEC',
2062 cc.has_type('struct iovec',
2063 prefix: '#include <sys/uio.h>'))
2064 config_host_data.set('HAVE_UTMPX',
2065 cc.has_type('struct utmpx',
2066 prefix: '#include <utmpx.h>'))
2068 config_host_data.set('CONFIG_EVENTFD', cc.links('''
2069 #include <sys/eventfd.h>
2070 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }'''))
2071 config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + '''
2074 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
2075 return fdatasync(0);
2077 #error Not supported
2081 has_madvise = cc.links(gnu_source_prefix + '''
2082 #include <sys/types.h>
2083 #include <sys/mman.h>
2085 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''')
2086 missing_madvise_proto = false
2088 # Some platforms (illumos and Solaris before Solaris 11) provide madvise()
2089 # but forget to prototype it. In this case, has_madvise will be true (the
2090 # test program links despite a compile warning). To detect the
2091 # missing-prototype case, we try again with a definitely-bogus prototype.
2092 # This will only compile if the system headers don't provide the prototype;
2093 # otherwise the conflicting prototypes will cause a compiler error.
2094 missing_madvise_proto = cc.links(gnu_source_prefix + '''
2095 #include <sys/types.h>
2096 #include <sys/mman.h>
2098 extern int madvise(int);
2099 int main(void) { return madvise(0); }''')
2101 config_host_data.set('CONFIG_MADVISE', has_madvise)
2102 config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto)
2104 config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + '''
2105 #include <sys/mman.h>
2106 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }'''))
2107 config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + '''
2109 #if !defined(AT_EMPTY_PATH)
2110 # error missing definition
2112 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
2114 config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + '''
2115 #include <sys/mman.h>
2117 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }'''))
2119 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + '''
2120 #include <pthread.h>
2122 static void *f(void *p) { return NULL; }
2126 pthread_create(&thread, 0, f, 0);
2127 pthread_setname_np(thread, "QEMU");
2129 }''', dependencies: threads))
2130 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + '''
2131 #include <pthread.h>
2133 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
2137 pthread_create(&thread, 0, f, 0);
2139 }''', dependencies: threads))
2140 config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + '''
2141 #include <pthread.h>
2146 pthread_condattr_t attr
2147 pthread_condattr_init(&attr);
2148 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC);
2150 }''', dependencies: threads))
2151 config_host_data.set('CONFIG_PTHREAD_AFFINITY_NP', cc.links(gnu_source_prefix + '''
2152 #include <pthread.h>
2154 static void *f(void *p) { return NULL; }
2157 int setsize = CPU_ALLOC_SIZE(64);
2160 pthread_create(&thread, 0, f, 0);
2161 cpuset = CPU_ALLOC(64);
2162 CPU_ZERO_S(setsize, cpuset);
2163 pthread_setaffinity_np(thread, setsize, cpuset);
2164 pthread_getaffinity_np(thread, setsize, cpuset);
2167 }''', dependencies: threads))
2168 config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + '''
2169 #include <sys/signalfd.h>
2171 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }'''))
2172 config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + '''
2180 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2181 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2185 config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + '''
2186 #include <sys/mman.h>
2188 return mlockall(MCL_FUTURE);
2192 if get_option('l2tpv3').allowed() and have_system
2193 have_l2tpv3 = cc.has_type('struct mmsghdr',
2194 prefix: gnu_source_prefix + '''
2195 #include <sys/socket.h>
2196 #include <linux/ip.h>''')
2198 config_host_data.set('CONFIG_L2TPV3', have_l2tpv3)
2201 if get_option('netmap').allowed() and have_system
2202 have_netmap = cc.compiles('''
2203 #include <inttypes.h>
2205 #include <net/netmap.h>
2206 #include <net/netmap_user.h>
2207 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2210 int main(void) { return 0; }''')
2211 if not have_netmap and get_option('netmap').enabled()
2212 error('Netmap headers not available')
2215 config_host_data.set('CONFIG_NETMAP', have_netmap)
2217 # Work around a system header bug with some kernel/XFS header
2218 # versions where they both try to define 'struct fsxattr':
2219 # xfs headers will not try to redefine structs from linux headers
2220 # if this macro is set.
2221 config_host_data.set('HAVE_FSXATTR', cc.links('''
2222 #include <linux/fs.h>
2228 # Some versions of Mac OS X incorrectly define SIZE_MAX
2229 config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles('''
2233 return printf("%zu", SIZE_MAX);
2234 }''', args: ['-Werror']))
2241 y = __atomic_load_n(&x, __ATOMIC_RELAXED);
2242 __atomic_store_n(&x, y, __ATOMIC_RELAXED);
2243 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
2244 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED);
2245 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED);
2249 # See if 64-bit atomic operations are supported.
2250 # Note that without __atomic builtins, we can only
2251 # assume atomic loads/stores max at pointer size.
2252 config_host_data.set('CONFIG_ATOMIC64', cc.links(atomic_test.format('uint64_t')))
2254 has_int128 = cc.links('''
2264 config_host_data.set('CONFIG_INT128', has_int128)
2267 # "do we have 128-bit atomics which are handled inline and specifically not
2268 # via libatomic". The reason we can't use libatomic is documented in the
2269 # comment starting "GCC is a house divided" in include/qemu/atomic128.h.
2270 has_atomic128 = cc.links(atomic_test.format('unsigned __int128'))
2272 config_host_data.set('CONFIG_ATOMIC128', has_atomic128)
2274 if not has_atomic128
2275 has_cmpxchg128 = cc.links('''
2278 unsigned __int128 x = 0, y = 0;
2279 __sync_val_compare_and_swap_16(&x, y, x);
2284 config_host_data.set('CONFIG_CMPXCHG128', has_cmpxchg128)
2288 config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + '''
2289 #include <sys/auxv.h>
2291 return getauxval(AT_HWCAP) == 0;
2294 config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles('''
2295 #include <linux/usbdevice_fs.h>
2297 #ifndef USBDEVFS_GET_CAPABILITIES
2298 #error "USBDEVFS_GET_CAPABILITIES undefined"
2301 #ifndef USBDEVFS_DISCONNECT_CLAIM
2302 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
2305 int main(void) { return 0; }'''))
2307 have_keyring = get_option('keyring') \
2308 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \
2309 .require(cc.compiles('''
2311 #include <asm/unistd.h>
2312 #include <linux/keyctl.h>
2313 #include <sys/syscall.h>
2316 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
2317 }'''), error_message: 'keyctl syscall not available on this system').allowed()
2318 config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring)
2320 have_cpuid_h = cc.links('''
2323 unsigned a, b, c, d;
2324 unsigned max = __get_cpuid_max(0, 0);
2327 __cpuid(1, a, b, c, d);
2331 __cpuid_count(7, 0, a, b, c, d);
2336 config_host_data.set('CONFIG_CPUID_H', have_cpuid_h)
2338 config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \
2339 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \
2340 .require(cc.links('''
2342 #include <immintrin.h>
2343 static int __attribute__((target("avx2"))) bar(void *a) {
2344 __m256i x = *(__m256i *)a;
2345 return _mm256_testz_si256(x, x);
2347 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); }
2348 '''), error_message: 'AVX2 not available').allowed())
2350 config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \
2351 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \
2352 .require(cc.links('''
2354 #include <immintrin.h>
2355 static int __attribute__((target("avx512f"))) bar(void *a) {
2356 __m512i x = *(__m512i *)a;
2357 return _mm512_test_epi64_mask(x, x);
2359 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); }
2360 '''), error_message: 'AVX512F not available').allowed())
2362 have_pvrdma = get_option('pvrdma') \
2363 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \
2364 .require(cc.compiles(gnu_source_prefix + '''
2365 #include <sys/mman.h>
2370 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
2373 }'''), error_message: 'PVRDMA requires mremap').allowed()
2376 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links('''
2377 #include <infiniband/verbs.h>
2381 struct ibv_pd *pd = NULL;
2387 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
2393 if get_option('membarrier').disabled()
2394 have_membarrier = false
2395 elif targetos == 'windows'
2396 have_membarrier = true
2397 elif targetos == 'linux'
2398 have_membarrier = cc.compiles('''
2399 #include <linux/membarrier.h>
2400 #include <sys/syscall.h>
2404 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
2405 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
2409 config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \
2410 .require(have_membarrier, error_message: 'membarrier system call not available') \
2413 have_afalg = get_option('crypto_afalg') \
2414 .require(cc.compiles(gnu_source_prefix + '''
2416 #include <sys/types.h>
2417 #include <sys/socket.h>
2418 #include <linux/if_alg.h>
2421 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
2424 '''), error_message: 'AF_ALG requested but could not be detected').allowed()
2425 config_host_data.set('CONFIG_AF_ALG', have_afalg)
2427 config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol(
2428 'linux/vm_sockets.h', 'AF_VSOCK',
2429 prefix: '#include <sys/socket.h>',
2433 have_vss_sdk = false # old xp/2003 SDK
2434 if targetos == 'windows' and link_language == 'cpp'
2435 have_vss = cxx.compiles('''
2436 #define __MIDL_user_allocate_free_DEFINED__
2438 int main(void) { return VSS_CTX_BACKUP; }''')
2439 have_vss_sdk = cxx.has_header('vscoordint.h')
2441 config_host_data.set('HAVE_VSS_SDK', have_vss_sdk)
2443 foreach k, v: config_host
2444 if k.startswith('CONFIG_')
2445 config_host_data.set(k, v == 'y' ? 1 : v)
2449 # Older versions of MinGW do not import _lock_file and _unlock_file properly.
2450 # This was fixed for v6.0.0 with commit b48e3ac8969d.
2451 if targetos == 'windows'
2452 config_host_data.set('HAVE__LOCK_FILE', cc.links('''
2458 }''', name: '_lock_file and _unlock_file'))
2461 ########################
2462 # Target configuration #
2463 ########################
2465 minikconf = find_program('scripts/minikconf.py')
2467 config_all_devices = {}
2468 config_all_disas = {}
2469 config_devices_mak_list = []
2470 config_devices_h = {}
2471 config_target_h = {}
2472 config_target_mak = {}
2475 'alpha' : ['CONFIG_ALPHA_DIS'],
2476 'avr' : ['CONFIG_AVR_DIS'],
2477 'cris' : ['CONFIG_CRIS_DIS'],
2478 'hexagon' : ['CONFIG_HEXAGON_DIS'],
2479 'hppa' : ['CONFIG_HPPA_DIS'],
2480 'i386' : ['CONFIG_I386_DIS'],
2481 'x86_64' : ['CONFIG_I386_DIS'],
2482 'm68k' : ['CONFIG_M68K_DIS'],
2483 'microblaze' : ['CONFIG_MICROBLAZE_DIS'],
2484 'mips' : ['CONFIG_MIPS_DIS'],
2485 'nios2' : ['CONFIG_NIOS2_DIS'],
2486 'or1k' : ['CONFIG_OPENRISC_DIS'],
2487 'ppc' : ['CONFIG_PPC_DIS'],
2488 'riscv' : ['CONFIG_RISCV_DIS'],
2489 'rx' : ['CONFIG_RX_DIS'],
2490 's390' : ['CONFIG_S390_DIS'],
2491 'sh4' : ['CONFIG_SH4_DIS'],
2492 'sparc' : ['CONFIG_SPARC_DIS'],
2493 'xtensa' : ['CONFIG_XTENSA_DIS'],
2494 'loongarch' : ['CONFIG_LOONGARCH_DIS'],
2497 have_ivshmem = config_host_data.get('CONFIG_EVENTFD')
2499 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \
2500 (have_tpm ? ['CONFIG_TPM=y'] : []) + \
2501 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \
2502 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \
2503 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \
2504 (x11.found() ? ['CONFIG_X11=y'] : []) + \
2505 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \
2506 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \
2507 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \
2508 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \
2509 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \
2510 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \
2511 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \
2512 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : [])
2514 ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
2516 default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
2517 actual_target_dirs = []
2519 foreach target : target_dirs
2520 config_target = { 'TARGET_NAME': target.split('-')[0] }
2521 if target.endswith('linux-user')
2522 if targetos != 'linux'
2526 error('Target @0@ is only available on a Linux host'.format(target))
2528 config_target += { 'CONFIG_LINUX_USER': 'y' }
2529 elif target.endswith('bsd-user')
2530 if 'CONFIG_BSD' not in config_host
2534 error('Target @0@ is only available on a BSD host'.format(target))
2536 config_target += { 'CONFIG_BSD_USER': 'y' }
2537 elif target.endswith('softmmu')
2538 config_target += { 'CONFIG_SOFTMMU': 'y' }
2540 if target.endswith('-user')
2542 'CONFIG_USER_ONLY': 'y',
2543 'CONFIG_QEMU_INTERP_PREFIX':
2544 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME'])
2549 foreach sym: accelerators
2550 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, [])
2551 config_target += { sym: 'y' }
2552 config_all += { sym: 'y' }
2553 if target in modular_tcg
2554 config_target += { 'CONFIG_TCG_MODULAR': 'y' }
2556 config_target += { 'CONFIG_TCG_BUILTIN': 'y' }
2558 accel_kconfig += [ sym + '=y' ]
2561 if accel_kconfig.length() == 0
2565 error('No accelerator available for target @0@'.format(target))
2568 actual_target_dirs += target
2569 config_target += keyval.load('configs/targets' / target + '.mak')
2570 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' }
2572 if 'TARGET_NEED_FDT' in config_target
2573 fdt_required += target
2577 if 'TARGET_BASE_ARCH' not in config_target
2578 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']}
2580 if 'TARGET_ABI_DIR' not in config_target
2581 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']}
2583 if 'TARGET_BIG_ENDIAN' not in config_target
2584 config_target += {'TARGET_BIG_ENDIAN': 'n'}
2587 foreach k, v: disassemblers
2588 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k)
2590 config_target += { sym: 'y' }
2591 config_all_disas += { sym: 'y' }
2596 config_target_data = configuration_data()
2597 foreach k, v: config_target
2598 if not k.startswith('TARGET_') and not k.startswith('CONFIG_')
2600 elif ignored.contains(k)
2602 elif k == 'TARGET_BASE_ARCH'
2603 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is
2604 # not used to select files from sourcesets.
2605 config_target_data.set('TARGET_' + v.to_upper(), 1)
2606 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX'
2607 config_target_data.set_quoted(k, v)
2609 config_target_data.set(k, 1)
2611 config_target_data.set(k, 0)
2613 config_target_data.set(k, v)
2616 config_target_data.set('QEMU_ARCH',
2617 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper())
2618 config_target_h += {target: configure_file(output: target + '-config-target.h',
2619 configuration: config_target_data)}
2621 if target.endswith('-softmmu')
2622 config_input = meson.get_external_property(target, 'default')
2623 config_devices_mak = target + '-config-devices.mak'
2624 config_devices_mak = configure_file(
2625 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'],
2626 output: config_devices_mak,
2627 depfile: config_devices_mak + '.d',
2629 command: [minikconf,
2630 get_option('default_devices') ? '--defconfig' : '--allnoconfig',
2631 config_devices_mak, '@DEPFILE@', '@INPUT@',
2632 host_kconfig, accel_kconfig,
2633 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y'])
2635 config_devices_data = configuration_data()
2636 config_devices = keyval.load(config_devices_mak)
2637 foreach k, v: config_devices
2638 config_devices_data.set(k, 1)
2640 config_devices_mak_list += config_devices_mak
2641 config_devices_h += {target: configure_file(output: target + '-config-devices.h',
2642 configuration: config_devices_data)}
2643 config_target += config_devices
2644 config_all_devices += config_devices
2646 config_target_mak += {target: config_target}
2648 target_dirs = actual_target_dirs
2650 # This configuration is used to build files that are shared by
2651 # multiple binaries, and then extracted out of the "common"
2652 # static_library target.
2654 # We do not use all_sources()/all_dependencies(), because it would
2655 # build literally all source files, including devices only used by
2656 # targets that are not built for this compilation. The CONFIG_ALL
2657 # pseudo symbol replaces it.
2659 config_all += config_all_devices
2660 config_all += config_host
2661 config_all += config_all_disas
2663 'CONFIG_XEN': xen.found(),
2664 'CONFIG_SOFTMMU': have_system,
2665 'CONFIG_USER_ONLY': have_user,
2669 target_configs_h = []
2670 foreach target: target_dirs
2671 target_configs_h += config_target_h[target]
2672 target_configs_h += config_devices_h.get(target, [])
2674 genh += custom_target('config-poison.h',
2675 input: [target_configs_h],
2676 output: 'config-poison.h',
2678 command: [find_program('scripts/make-config-poison.sh'),
2685 capstone = not_found
2686 if not get_option('capstone').auto() or have_system or have_user
2687 capstone = dependency('capstone', version: '>=3.0.5',
2688 kwargs: static_kwargs, method: 'pkg-config',
2689 required: get_option('capstone'))
2691 # Some versions of capstone have broken pkg-config file
2692 # that reports a wrong -I path, causing the #include to
2693 # fail later. If the system has such a broken version
2695 if capstone.found() and not cc.compiles('#include <capstone.h>',
2696 dependencies: [capstone])
2697 capstone = not_found
2698 if get_option('capstone').enabled()
2699 error('capstone requested, but it does not appear to work')
2704 libvfio_user_dep = not_found
2705 if have_system and vfio_user_server_allowed
2706 have_internal = fs.exists(meson.current_source_dir() / 'subprojects/libvfio-user/meson.build')
2708 if not have_internal
2709 error('libvfio-user source not found - please pull git submodule')
2712 libvfio_user_proj = subproject('libvfio-user')
2714 libvfio_user_lib = libvfio_user_proj.get_variable('libvfio_user_dep')
2716 libvfio_user_dep = declare_dependency(dependencies: [libvfio_user_lib])
2721 fdt_opt = get_option('fdt')
2722 if fdt_opt in ['enabled', 'auto', 'system']
2723 have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt')
2724 fdt = cc.find_library('fdt', kwargs: static_kwargs,
2725 required: fdt_opt == 'system' or
2726 fdt_opt == 'enabled' and not have_internal)
2727 if fdt.found() and cc.links('''
2729 #include <libfdt_env.h>
2730 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''',
2733 elif fdt_opt == 'system'
2734 error('system libfdt requested, but it is too old (1.5.1 or newer required)')
2736 fdt_opt = 'internal'
2738 fdt_opt = 'disabled'
2742 if fdt_opt == 'internal'
2745 'dtc/libfdt/fdt_ro.c',
2746 'dtc/libfdt/fdt_wip.c',
2747 'dtc/libfdt/fdt_sw.c',
2748 'dtc/libfdt/fdt_rw.c',
2749 'dtc/libfdt/fdt_strerror.c',
2750 'dtc/libfdt/fdt_empty_tree.c',
2751 'dtc/libfdt/fdt_addresses.c',
2752 'dtc/libfdt/fdt_overlay.c',
2753 'dtc/libfdt/fdt_check.c',
2756 fdt_inc = include_directories('dtc/libfdt')
2757 libfdt = static_library('fdt',
2758 build_by_default: false,
2760 include_directories: fdt_inc)
2761 fdt = declare_dependency(link_with: libfdt,
2762 include_directories: fdt_inc)
2765 fdt_opt = 'disabled'
2767 if not fdt.found() and fdt_required.length() > 0
2768 error('fdt not available but required by targets ' + ', '.join(fdt_required))
2771 config_host_data.set('CONFIG_CAPSTONE', capstone.found())
2772 config_host_data.set('CONFIG_FDT', fdt.found())
2773 config_host_data.set('CONFIG_SLIRP', slirp.found())
2775 #####################
2776 # Generated sources #
2777 #####################
2779 genh += configure_file(output: 'config-host.h', configuration: config_host_data)
2781 hxtool = find_program('scripts/hxtool')
2782 shaderinclude = find_program('scripts/shaderinclude.pl')
2783 qapi_gen = find_program('scripts/qapi-gen.py')
2784 qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py',
2785 meson.current_source_dir() / 'scripts/qapi/commands.py',
2786 meson.current_source_dir() / 'scripts/qapi/common.py',
2787 meson.current_source_dir() / 'scripts/qapi/error.py',
2788 meson.current_source_dir() / 'scripts/qapi/events.py',
2789 meson.current_source_dir() / 'scripts/qapi/expr.py',
2790 meson.current_source_dir() / 'scripts/qapi/gen.py',
2791 meson.current_source_dir() / 'scripts/qapi/introspect.py',
2792 meson.current_source_dir() / 'scripts/qapi/parser.py',
2793 meson.current_source_dir() / 'scripts/qapi/schema.py',
2794 meson.current_source_dir() / 'scripts/qapi/source.py',
2795 meson.current_source_dir() / 'scripts/qapi/types.py',
2796 meson.current_source_dir() / 'scripts/qapi/visit.py',
2797 meson.current_source_dir() / 'scripts/qapi/common.py',
2798 meson.current_source_dir() / 'scripts/qapi-gen.py'
2802 python, files('scripts/tracetool.py'),
2803 '--backend=' + ','.join(get_option('trace_backends'))
2805 tracetool_depends = files(
2806 'scripts/tracetool/backend/log.py',
2807 'scripts/tracetool/backend/__init__.py',
2808 'scripts/tracetool/backend/dtrace.py',
2809 'scripts/tracetool/backend/ftrace.py',
2810 'scripts/tracetool/backend/simple.py',
2811 'scripts/tracetool/backend/syslog.py',
2812 'scripts/tracetool/backend/ust.py',
2813 'scripts/tracetool/format/ust_events_c.py',
2814 'scripts/tracetool/format/ust_events_h.py',
2815 'scripts/tracetool/format/__init__.py',
2816 'scripts/tracetool/format/d.py',
2817 'scripts/tracetool/format/simpletrace_stap.py',
2818 'scripts/tracetool/format/c.py',
2819 'scripts/tracetool/format/h.py',
2820 'scripts/tracetool/format/log_stap.py',
2821 'scripts/tracetool/format/stap.py',
2822 'scripts/tracetool/__init__.py',
2823 'scripts/tracetool/transform.py',
2824 'scripts/tracetool/vcpu.py'
2827 qemu_version_cmd = [find_program('scripts/qemu-version.sh'),
2828 meson.current_source_dir(),
2829 get_option('pkgversion'), meson.project_version()]
2830 qemu_version = custom_target('qemu-version.h',
2831 output: 'qemu-version.h',
2832 command: qemu_version_cmd,
2834 build_by_default: true,
2835 build_always_stale: true)
2836 genh += qemu_version
2840 ['qemu-options.hx', 'qemu-options.def'],
2841 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'],
2845 ['hmp-commands.hx', 'hmp-commands.h'],
2846 ['hmp-commands-info.hx', 'hmp-commands-info.h'],
2849 foreach d : hx_headers
2850 hxdep += custom_target(d[1],
2854 build_by_default: true, # to be removed when added to a target
2855 command: [hxtool, '-h', '@INPUT0@'])
2863 authz_ss = ss.source_set()
2864 blockdev_ss = ss.source_set()
2865 block_ss = ss.source_set()
2866 chardev_ss = ss.source_set()
2867 common_ss = ss.source_set()
2868 crypto_ss = ss.source_set()
2869 hwcore_ss = ss.source_set()
2870 io_ss = ss.source_set()
2871 qmp_ss = ss.source_set()
2872 qom_ss = ss.source_set()
2873 softmmu_ss = ss.source_set()
2874 specific_fuzz_ss = ss.source_set()
2875 specific_ss = ss.source_set()
2876 stub_ss = ss.source_set()
2877 trace_ss = ss.source_set()
2878 user_ss = ss.source_set()
2879 util_ss = ss.source_set()
2882 qtest_module_ss = ss.source_set()
2883 tcg_module_ss = ss.source_set()
2889 target_softmmu_arch = {}
2890 target_user_arch = {}
2896 # TODO: add each directory to the subdirs from its own meson.build, once
2898 trace_events_subdirs = [
2907 trace_events_subdirs += [ 'linux-user' ]
2910 trace_events_subdirs += [ 'bsd-user' ]
2913 trace_events_subdirs += [
2922 trace_events_subdirs += [
2936 'hw/block/dataplane',
2985 if have_system or have_user
2986 trace_events_subdirs += [
3004 vhost_user = not_found
3005 if targetos == 'linux' and have_vhost_user
3006 libvhost_user = subproject('libvhost-user')
3007 vhost_user = libvhost_user.get_variable('vhost_user_dep')
3010 libvduse = not_found
3012 libvduse_proj = subproject('libvduse')
3013 libvduse = libvduse_proj.get_variable('libvduse_dep')
3016 # NOTE: the trace/ subdirectory needs the qapi_trace_events variable
3017 # that is filled in by qapi/.
3032 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO')
3033 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO')
3036 qom_ss = qom_ss.apply(config_host, strict: false)
3037 libqom = static_library('qom', qom_ss.sources() + genh,
3038 dependencies: [qom_ss.dependencies()],
3040 qom = declare_dependency(link_whole: libqom)
3042 event_loop_base = files('event-loop-base.c')
3043 event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh,
3044 build_by_default: true)
3045 event_loop_base = declare_dependency(link_whole: event_loop_base,
3046 dependencies: [qom])
3048 stub_ss = stub_ss.apply(config_all, strict: false)
3050 util_ss.add_all(trace_ss)
3051 util_ss = util_ss.apply(config_all, strict: false)
3052 libqemuutil = static_library('qemuutil',
3053 sources: util_ss.sources() + stub_ss.sources() + genh,
3054 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman])
3055 qemuutil = declare_dependency(link_with: libqemuutil,
3056 sources: genh + version_res,
3057 dependencies: [event_loop_base])
3059 if have_system or have_user
3060 decodetree = generator(find_program('scripts/decodetree.py'),
3061 output: 'decode-@BASENAME@.c.inc',
3062 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@'])
3063 subdir('libdecnumber')
3080 if config_host_data.get('CONFIG_REPLICATION')
3081 block_ss.add(files('replication.c'))
3088 blockdev_ss.add(files(
3095 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
3096 # os-win32.c does not
3097 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
3098 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
3101 common_ss.add(files('cpus-common.c'))
3105 common_ss.add(capstone)
3106 specific_ss.add(files('cpu.c', 'disas.c'), capstone)
3108 # Work around a gcc bug/misfeature wherein constant propagation looks
3110 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696
3111 # to guess that a const variable is always zero. Without lto, this is
3112 # impossible, as the alias is restricted to page-vary-common.c. Indeed,
3113 # without lto, not even the alias is required -- we simply use different
3114 # declarations in different compilation units.
3115 pagevary = files('page-vary-common.c')
3116 if get_option('b_lto')
3117 pagevary_flags = ['-fno-lto']
3118 if get_option('cfi')
3119 pagevary_flags += '-fno-sanitize=cfi-icall'
3121 pagevary = static_library('page-vary-common', sources: pagevary + genh,
3122 c_args: pagevary_flags)
3123 pagevary = declare_dependency(link_with: pagevary)
3125 common_ss.add(pagevary)
3126 specific_ss.add(files('page-vary.c'))
3134 subdir('semihosting')
3141 common_user_inc = []
3143 subdir('common-user')
3145 subdir('linux-user')
3147 # needed for fuzzing binaries
3148 subdir('tests/qtest/libqos')
3149 subdir('tests/qtest/fuzz')
3152 tcg_real_module_ss = ss.source_set()
3153 tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss)
3154 specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss)
3155 target_modules += { 'accel' : { 'qtest': qtest_module_ss,
3156 'tcg': tcg_real_module_ss }}
3158 ########################
3159 # Library dependencies #
3160 ########################
3162 modinfo_collect = find_program('scripts/modinfo-collect.py')
3163 modinfo_generate = find_program('scripts/modinfo-generate.py')
3168 foreach d, list : modules
3169 foreach m, module_ss : list
3170 if enable_modules and targetos != 'windows'
3171 module_ss = module_ss.apply(config_all, strict: false)
3172 sl = static_library(d + '-' + m, [genh, module_ss.sources()],
3173 dependencies: [modulecommon, module_ss.dependencies()], pic: true)
3179 if module_ss.sources() != []
3180 # FIXME: Should use sl.extract_all_objects(recursive: true) as
3181 # input. Sources can be used multiple times but objects are
3182 # unique when it comes to lookup in compile_commands.json.
3183 # Depnds on a mesion version with
3184 # https://github.com/mesonbuild/meson/pull/8900
3185 modinfo_files += custom_target(d + '-' + m + '.modinfo',
3186 output: d + '-' + m + '.modinfo',
3187 input: module_ss.sources() + genh,
3189 command: [modinfo_collect, module_ss.sources()])
3193 block_ss.add_all(module_ss)
3195 softmmu_ss.add_all(module_ss)
3201 foreach d, list : target_modules
3202 foreach m, module_ss : list
3203 if enable_modules and targetos != 'windows'
3204 foreach target : target_dirs
3205 if target.endswith('-softmmu')
3206 config_target = config_target_mak[target]
3207 config_target += config_host
3208 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3209 c_args = ['-DNEED_CPU_H',
3210 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3211 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3212 target_module_ss = module_ss.apply(config_target, strict: false)
3213 if target_module_ss.sources() != []
3214 module_name = d + '-' + m + '-' + config_target['TARGET_NAME']
3215 sl = static_library(module_name,
3216 [genh, target_module_ss.sources()],
3217 dependencies: [modulecommon, target_module_ss.dependencies()],
3218 include_directories: target_inc,
3222 # FIXME: Should use sl.extract_all_objects(recursive: true) too.
3223 modinfo_files += custom_target(module_name + '.modinfo',
3224 output: module_name + '.modinfo',
3225 input: target_module_ss.sources() + genh,
3227 command: [modinfo_collect, '--target', target, target_module_ss.sources()])
3232 specific_ss.add_all(module_ss)
3238 foreach target : target_dirs
3239 if target.endswith('-softmmu')
3240 config_target = config_target_mak[target]
3241 config_devices_mak = target + '-config-devices.mak'
3242 modinfo_src = custom_target('modinfo-' + target + '.c',
3243 output: 'modinfo-' + target + '.c',
3244 input: modinfo_files,
3245 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'],
3248 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src)
3249 modinfo_dep = declare_dependency(link_with: modinfo_lib)
3251 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH']
3252 hw_arch[arch].add(modinfo_dep)
3257 nm = find_program('nm')
3258 undefsym = find_program('scripts/undefsym.py')
3259 block_syms = custom_target('block.syms', output: 'block.syms',
3260 input: [libqemuutil, block_mods],
3262 command: [undefsym, nm, '@INPUT@'])
3263 qemu_syms = custom_target('qemu.syms', output: 'qemu.syms',
3264 input: [libqemuutil, softmmu_mods],
3266 command: [undefsym, nm, '@INPUT@'])
3268 authz_ss = authz_ss.apply(config_host, strict: false)
3269 libauthz = static_library('authz', authz_ss.sources() + genh,
3270 dependencies: [authz_ss.dependencies()],
3272 build_by_default: false)
3274 authz = declare_dependency(link_whole: libauthz,
3277 crypto_ss = crypto_ss.apply(config_host, strict: false)
3278 libcrypto = static_library('crypto', crypto_ss.sources() + genh,
3279 dependencies: [crypto_ss.dependencies()],
3281 build_by_default: false)
3283 crypto = declare_dependency(link_whole: libcrypto,
3284 dependencies: [authz, qom])
3286 io_ss = io_ss.apply(config_host, strict: false)
3287 libio = static_library('io', io_ss.sources() + genh,
3288 dependencies: [io_ss.dependencies()],
3289 link_with: libqemuutil,
3291 build_by_default: false)
3293 io = declare_dependency(link_whole: libio, dependencies: [crypto, qom])
3295 libmigration = static_library('migration', sources: migration_files + genh,
3297 build_by_default: false)
3298 migration = declare_dependency(link_with: libmigration,
3299 dependencies: [zlib, qom, io])
3300 softmmu_ss.add(migration)
3302 block_ss = block_ss.apply(config_host, strict: false)
3303 libblock = static_library('block', block_ss.sources() + genh,
3304 dependencies: block_ss.dependencies(),
3305 link_depends: block_syms,
3307 build_by_default: false)
3309 block = declare_dependency(link_whole: [libblock],
3310 link_args: '@block.syms',
3311 dependencies: [crypto, io])
3313 blockdev_ss = blockdev_ss.apply(config_host, strict: false)
3314 libblockdev = static_library('blockdev', blockdev_ss.sources() + genh,
3315 dependencies: blockdev_ss.dependencies(),
3317 build_by_default: false)
3319 blockdev = declare_dependency(link_whole: [libblockdev],
3320 dependencies: [block, event_loop_base])
3322 qmp_ss = qmp_ss.apply(config_host, strict: false)
3323 libqmp = static_library('qmp', qmp_ss.sources() + genh,
3324 dependencies: qmp_ss.dependencies(),
3326 build_by_default: false)
3328 qmp = declare_dependency(link_whole: [libqmp])
3330 libchardev = static_library('chardev', chardev_ss.sources() + genh,
3332 dependencies: chardev_ss.dependencies(),
3333 build_by_default: false)
3335 chardev = declare_dependency(link_whole: libchardev)
3337 hwcore_ss = hwcore_ss.apply(config_host, strict: false)
3338 libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh,
3340 build_by_default: false)
3341 hwcore = declare_dependency(link_whole: libhwcore)
3342 common_ss.add(hwcore)
3348 emulator_modules = []
3349 foreach m : block_mods + softmmu_mods
3350 emulator_modules += shared_module(m.name(),
3351 build_by_default: true,
3355 install_dir: qemu_moddir)
3357 if emulator_modules.length() > 0
3358 alias_target('modules', emulator_modules)
3361 softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp)
3362 common_ss.add(qom, qemuutil)
3364 common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss])
3365 common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss)
3367 common_all = common_ss.apply(config_all, strict: false)
3368 common_all = static_library('common',
3369 build_by_default: false,
3370 sources: common_all.sources() + genh,
3371 include_directories: common_user_inc,
3372 implicit_include_directories: false,
3373 dependencies: common_all.dependencies(),
3376 feature_to_c = find_program('scripts/feature_to_c.sh')
3378 if targetos == 'darwin'
3379 entitlement = find_program('scripts/entitlement.sh')
3383 foreach target : target_dirs
3384 config_target = config_target_mak[target]
3385 target_name = config_target['TARGET_NAME']
3386 target_base_arch = config_target['TARGET_BASE_ARCH']
3387 arch_srcs = [config_target_h[target]]
3389 c_args = ['-DNEED_CPU_H',
3390 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3391 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3392 link_args = emulator_link_args
3394 config_target += config_host
3395 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3396 if targetos == 'linux'
3397 target_inc += include_directories('linux-headers', is_system: true)
3399 if target.endswith('-softmmu')
3400 target_type='system'
3401 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false)
3402 arch_srcs += t.sources()
3403 arch_deps += t.dependencies()
3405 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch
3406 hw = hw_arch[hw_dir].apply(config_target, strict: false)
3407 arch_srcs += hw.sources()
3408 arch_deps += hw.dependencies()
3410 arch_srcs += config_devices_h[target]
3411 link_args += ['@block.syms', '@qemu.syms']
3413 abi = config_target['TARGET_ABI_DIR']
3415 target_inc += common_user_inc
3416 if target_base_arch in target_user_arch
3417 t = target_user_arch[target_base_arch].apply(config_target, strict: false)
3418 arch_srcs += t.sources()
3419 arch_deps += t.dependencies()
3421 if 'CONFIG_LINUX_USER' in config_target
3422 base_dir = 'linux-user'
3424 if 'CONFIG_BSD_USER' in config_target
3425 base_dir = 'bsd-user'
3426 target_inc += include_directories('bsd-user/' / targetos)
3427 target_inc += include_directories('bsd-user/host/' / host_arch)
3428 dir = base_dir / abi
3429 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c')
3431 target_inc += include_directories(
3435 if 'CONFIG_LINUX_USER' in config_target
3436 dir = base_dir / abi
3437 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c')
3438 if config_target.has_key('TARGET_SYSTBL_ABI')
3440 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'],
3441 extra_args : config_target['TARGET_SYSTBL_ABI'])
3446 if 'TARGET_XML_FILES' in config_target
3447 gdbstub_xml = custom_target(target + '-gdbstub-xml.c',
3448 output: target + '-gdbstub-xml.c',
3449 input: files(config_target['TARGET_XML_FILES'].split()),
3450 command: [feature_to_c, '@INPUT@'],
3452 arch_srcs += gdbstub_xml
3455 t = target_arch[target_base_arch].apply(config_target, strict: false)
3456 arch_srcs += t.sources()
3457 arch_deps += t.dependencies()
3459 target_common = common_ss.apply(config_target, strict: false)
3460 objects = common_all.extract_objects(target_common.sources())
3461 deps = target_common.dependencies()
3463 target_specific = specific_ss.apply(config_target, strict: false)
3464 arch_srcs += target_specific.sources()
3465 arch_deps += target_specific.dependencies()
3467 lib = static_library('qemu-' + target,
3468 sources: arch_srcs + genh,
3469 dependencies: arch_deps,
3471 include_directories: target_inc,
3473 build_by_default: false,
3476 if target.endswith('-softmmu')
3478 'name': 'qemu-system-' + target_name,
3479 'win_subsystem': 'console',
3480 'sources': files('softmmu/main.c'),
3483 if targetos == 'windows' and (sdl.found() or gtk.found())
3485 'name': 'qemu-system-' + target_name + 'w',
3486 'win_subsystem': 'windows',
3487 'sources': files('softmmu/main.c'),
3491 if get_option('fuzzing')
3492 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false)
3494 'name': 'qemu-fuzz-' + target_name,
3495 'win_subsystem': 'console',
3496 'sources': specific_fuzz.sources(),
3497 'dependencies': specific_fuzz.dependencies(),
3502 'name': 'qemu-' + target_name,
3503 'win_subsystem': 'console',
3509 exe_name = exe['name']
3510 if targetos == 'darwin'
3511 exe_name += '-unsigned'
3514 emulator = executable(exe_name, exe['sources'],
3517 dependencies: arch_deps + deps + exe['dependencies'],
3518 objects: lib.extract_all_objects(recursive: true),
3519 link_language: link_language,
3520 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
3521 link_args: link_args,
3522 win_subsystem: exe['win_subsystem'])
3524 if targetos == 'darwin'
3525 icon = 'pc-bios/qemu.rsrc'
3526 build_input = [emulator, files(icon)]
3528 get_option('bindir') / exe_name,
3529 meson.current_source_dir() / icon
3531 if 'CONFIG_HVF' in config_target
3532 entitlements = 'accel/hvf/entitlements.plist'
3533 build_input += files(entitlements)
3534 install_input += meson.current_source_dir() / entitlements
3537 emulators += {exe['name'] : custom_target(exe['name'],
3539 output: exe['name'],
3540 command: [entitlement, '@OUTPUT@', '@INPUT@'])
3543 meson.add_install_script(entitlement, '--install',
3544 get_option('bindir') / exe['name'],
3547 emulators += {exe['name']: emulator}
3552 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false},
3553 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true},
3554 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
3555 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
3557 custom_target(exe['name'] + stp['ext'],
3558 input: trace_events_all,
3559 output: exe['name'] + stp['ext'],
3560 install: stp['install'],
3561 install_dir: get_option('datadir') / 'systemtap/tapset',
3563 tracetool, '--group=all', '--format=' + stp['fmt'],
3564 '--binary=' + stp['bin'],
3565 '--target-name=' + target_name,
3566 '--target-type=' + target_type,
3567 '--probe-prefix=qemu.' + target_type + '.' + target_name,
3568 '@INPUT@', '@OUTPUT@'
3570 depend_files: tracetool_depends)
3576 # Other build targets
3578 if 'CONFIG_PLUGIN' in config_host
3579 install_headers('include/qemu/qemu-plugin.h')
3584 # Don't build qemu-keymap if xkbcommon is not explicitly enabled
3585 # when we don't build tools or system
3586 if xkbcommon.found()
3587 # used for the update-keymaps target, so include rules even if !have_tools
3588 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh,
3589 dependencies: [qemuutil, xkbcommon], install: have_tools)
3593 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
3594 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)
3595 qemu_io = executable('qemu-io', files('qemu-io.c'),
3596 dependencies: [block, qemuutil], install: true)
3597 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'),
3598 dependencies: [blockdev, qemuutil, gnutls, selinux],
3601 subdir('storage-daemon')
3602 subdir('contrib/rdmacm-mux')
3603 subdir('contrib/elf2dmp')
3605 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'),
3606 dependencies: qemuutil,
3610 subdir('contrib/vhost-user-blk')
3611 subdir('contrib/vhost-user-gpu')
3612 subdir('contrib/vhost-user-input')
3613 subdir('contrib/vhost-user-scsi')
3616 if targetos == 'linux'
3617 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'),
3618 dependencies: [qemuutil, libcap_ng],
3620 install_dir: get_option('libexecdir'))
3622 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'),
3623 dependencies: [authz, crypto, io, qom, qemuutil,
3624 libcap_ng, mpathpersist],
3629 subdir('contrib/ivshmem-client')
3630 subdir('contrib/ivshmem-server')
3643 if host_machine.system() == 'windows'
3645 find_program('scripts/nsis.py'),
3647 get_option('prefix'),
3648 meson.current_source_dir(),
3649 config_host['GLIB_BINDIR'],
3652 '-DDISPLAYVERSION=' + meson.project_version(),
3655 nsis_cmd += '-DCONFIG_DOCUMENTATION=y'
3658 nsis_cmd += '-DCONFIG_GTK=y'
3661 nsis = custom_target('nsis',
3662 output: 'qemu-setup-' + meson.project_version() + '.exe',
3663 input: files('qemu.nsi'),
3664 build_always_stale: true,
3665 command: nsis_cmd + ['@INPUT@'])
3666 alias_target('installer', nsis)
3669 #########################
3670 # Configuration summary #
3671 #########################
3675 summary_info += {'Install prefix': get_option('prefix')}
3676 summary_info += {'BIOS directory': qemu_datadir}
3677 pathsep = targetos == 'windows' ? ';' : ':'
3678 summary_info += {'firmware path': pathsep.join(get_option('qemu_firmwarepath'))}
3679 summary_info += {'binary directory': get_option('prefix') / get_option('bindir')}
3680 summary_info += {'library directory': get_option('prefix') / get_option('libdir')}
3681 summary_info += {'module directory': qemu_moddir}
3682 summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')}
3683 summary_info += {'include directory': get_option('prefix') / get_option('includedir')}
3684 summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')}
3685 if targetos != 'windows'
3686 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')}
3687 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')}
3689 summary_info += {'local state directory': 'queried at runtime'}
3691 summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')}
3692 summary_info += {'Build directory': meson.current_build_dir()}
3693 summary_info += {'Source path': meson.current_source_dir()}
3694 summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']}
3695 summary(summary_info, bool_yn: true, section: 'Directories')
3699 summary_info += {'git': config_host['GIT']}
3700 summary_info += {'make': config_host['MAKE']}
3701 summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
3702 summary_info += {'sphinx-build': sphinx_build}
3703 if config_host.has_key('HAVE_GDB_BIN')
3704 summary_info += {'gdb': config_host['HAVE_GDB_BIN']}
3706 summary_info += {'iasl': iasl}
3707 summary_info += {'genisoimage': config_host['GENISOIMAGE']}
3708 if targetos == 'windows' and have_ga
3709 summary_info += {'wixl': wixl}
3711 if slirp.found() and have_system
3712 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false}
3714 summary(summary_info, bool_yn: true, section: 'Host binaries')
3716 # Configurable features
3718 summary_info += {'Documentation': build_docs}
3719 summary_info += {'system-mode emulation': have_system}
3720 summary_info += {'user-mode emulation': have_user}
3721 summary_info += {'block layer': have_block}
3722 summary_info += {'Install blobs': get_option('install_blobs')}
3723 summary_info += {'module support': config_host.has_key('CONFIG_MODULES')}
3724 if config_host.has_key('CONFIG_MODULES')
3725 summary_info += {'alternative module path': get_option('module_upgrades')}
3727 summary_info += {'fuzzing support': get_option('fuzzing')}
3729 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)}
3731 summary_info += {'Trace backends': ','.join(get_option('trace_backends'))}
3732 if 'simple' in get_option('trace_backends')
3733 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'}
3735 summary_info += {'D-Bus display': dbus_display}
3736 summary_info += {'QOM debugging': get_option('qom_cast_debug')}
3737 summary_info += {'vhost-kernel support': have_vhost_kernel}
3738 summary_info += {'vhost-net support': have_vhost_net}
3739 summary_info += {'vhost-user support': have_vhost_user}
3740 summary_info += {'vhost-user-crypto support': have_vhost_user_crypto}
3741 summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server}
3742 summary_info += {'vhost-vdpa support': have_vhost_vdpa}
3743 summary_info += {'build guest agent': have_ga}
3744 summary(summary_info, bool_yn: true, section: 'Configurable features')
3746 # Compilation information
3748 summary_info += {'host CPU': cpu}
3749 summary_info += {'host endianness': build_machine.endian()}
3750 summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())}
3751 summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())}
3752 if link_language == 'cpp'
3753 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())}
3755 summary_info += {'C++ compiler': false}
3757 if targetos == 'darwin'
3758 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())}
3760 option_cflags = (get_option('debug') ? ['-g'] : [])
3761 if get_option('optimization') != 'plain'
3762 option_cflags += ['-O' + get_option('optimization')]
3764 summary_info += {'CFLAGS': ' '.join(get_option('c_args') + option_cflags)}
3765 if link_language == 'cpp'
3766 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args') + option_cflags)}
3768 if targetos == 'darwin'
3769 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args') + option_cflags)}
3771 link_args = get_option(link_language + '_link_args')
3772 if link_args.length() > 0
3773 summary_info += {'LDFLAGS': ' '.join(link_args)}
3775 summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)}
3776 if 'cpp' in all_languages
3777 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)}
3779 if 'objc' in all_languages
3780 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)}
3782 summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)}
3783 summary_info += {'profiler': get_option('profiler')}
3784 summary_info += {'link-time optimization (LTO)': get_option('b_lto')}
3785 summary_info += {'PIE': get_option('b_pie')}
3786 summary_info += {'static build': config_host.has_key('CONFIG_STATIC')}
3787 summary_info += {'malloc trim support': has_malloc_trim}
3788 summary_info += {'membarrier': have_membarrier}
3789 summary_info += {'debug stack usage': get_option('debug_stack_usage')}
3790 summary_info += {'mutex debugging': get_option('debug_mutex')}
3791 summary_info += {'memory allocator': get_option('malloc')}
3792 summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')}
3793 summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')}
3794 summary_info += {'gprof enabled': get_option('gprof')}
3795 summary_info += {'gcov': get_option('b_coverage')}
3796 summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')}
3797 summary_info += {'CFI support': get_option('cfi')}
3798 if get_option('cfi')
3799 summary_info += {'CFI debug support': get_option('cfi_debug')}
3801 summary_info += {'strip binaries': get_option('strip')}
3802 summary_info += {'sparse': sparse}
3803 summary_info += {'mingw32 support': targetos == 'windows'}
3804 summary(summary_info, bool_yn: true, section: 'Compilation')
3806 # snarf the cross-compilation information for tests
3809 foreach target: target_dirs
3810 tcg_mak = meson.current_build_dir() / 'tests/tcg' / target / 'config-target.mak'
3811 if fs.exists(tcg_mak)
3812 config_cross_tcg = keyval.load(tcg_mak)
3813 if 'CC' in config_cross_tcg
3814 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']}
3820 summary(summary_info, bool_yn: true, section: 'Cross compilers')
3823 # Targets and accelerators
3826 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')}
3827 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')}
3828 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')}
3829 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')}
3830 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')}
3831 summary_info += {'Xen support': xen.found()}
3833 summary_info += {'xen ctrl version': xen.version()}
3836 summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')}
3837 if config_all.has_key('CONFIG_TCG')
3838 if get_option('tcg_interpreter')
3839 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'}
3841 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)}
3843 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')}
3844 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')}
3846 summary_info += {'target list': ' '.join(target_dirs)}
3848 summary_info += {'default devices': get_option('default_devices')}
3849 summary_info += {'out of process emulation': multiprocess_allowed}
3850 summary_info += {'vfio-user server': vfio_user_server_allowed}
3852 summary(summary_info, bool_yn: true, section: 'Targets and accelerators')
3856 summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']}
3857 summary_info += {'coroutine pool': have_coroutine_pool}
3859 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')}
3860 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')}
3861 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')}
3862 summary_info += {'VirtFS support': have_virtfs}
3863 summary_info += {'build virtiofs daemon': have_virtiofsd}
3864 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')}
3865 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')}
3866 summary_info += {'bochs support': get_option('bochs').allowed()}
3867 summary_info += {'cloop support': get_option('cloop').allowed()}
3868 summary_info += {'dmg support': get_option('dmg').allowed()}
3869 summary_info += {'qcow v1 support': get_option('qcow1').allowed()}
3870 summary_info += {'vdi support': get_option('vdi').allowed()}
3871 summary_info += {'vvfat support': get_option('vvfat').allowed()}
3872 summary_info += {'qed support': get_option('qed').allowed()}
3873 summary_info += {'parallels support': get_option('parallels').allowed()}
3874 summary_info += {'FUSE exports': fuse}
3875 summary_info += {'VDUSE block exports': have_vduse_blk_export}
3877 summary(summary_info, bool_yn: true, section: 'Block layer support')
3881 summary_info += {'TLS priority': get_option('tls_priority')}
3882 summary_info += {'GNUTLS support': gnutls}
3884 summary_info += {' GNUTLS crypto': gnutls_crypto.found()}
3886 summary_info += {'libgcrypt': gcrypt}
3887 summary_info += {'nettle': nettle}
3889 summary_info += {' XTS': xts != 'private'}
3891 summary_info += {'AF_ALG support': have_afalg}
3892 summary_info += {'rng-none': get_option('rng_none')}
3893 summary_info += {'Linux keyring': have_keyring}
3894 summary(summary_info, bool_yn: true, section: 'Crypto')
3898 if targetos == 'darwin'
3899 summary_info += {'Cocoa support': cocoa}
3900 summary_info += {'vmnet.framework support': vmnet}
3902 summary_info += {'SDL support': sdl}
3903 summary_info += {'SDL image support': sdl_image}
3904 summary_info += {'GTK support': gtk}
3905 summary_info += {'pixman': pixman}
3906 summary_info += {'VTE support': vte}
3907 summary_info += {'slirp support': slirp}
3908 summary_info += {'libtasn1': tasn1}
3909 summary_info += {'PAM': pam}
3910 summary_info += {'iconv support': iconv}
3911 summary_info += {'curses support': curses}
3912 summary_info += {'virgl support': virgl}
3913 summary_info += {'blkio support': blkio}
3914 summary_info += {'curl support': curl}
3915 summary_info += {'Multipath support': mpathpersist}
3916 summary_info += {'PNG support': png}
3917 summary_info += {'VNC support': vnc}
3919 summary_info += {'VNC SASL support': sasl}
3920 summary_info += {'VNC JPEG support': jpeg}
3922 if targetos not in ['darwin', 'haiku', 'windows']
3923 summary_info += {'OSS support': oss}
3924 summary_info += {'sndio support': sndio}
3925 elif targetos == 'darwin'
3926 summary_info += {'CoreAudio support': coreaudio}
3927 elif targetos == 'windows'
3928 summary_info += {'DirectSound support': dsound}
3930 if targetos == 'linux'
3931 summary_info += {'ALSA support': alsa}
3932 summary_info += {'PulseAudio support': pulse}
3934 summary_info += {'JACK support': jack}
3935 summary_info += {'brlapi support': brlapi}
3936 summary_info += {'vde support': vde}
3937 summary_info += {'netmap support': have_netmap}
3938 summary_info += {'l2tpv3 support': have_l2tpv3}
3939 summary_info += {'Linux AIO support': libaio}
3940 summary_info += {'Linux io_uring support': linux_io_uring}
3941 summary_info += {'ATTR/XATTR support': libattr}
3942 summary_info += {'RDMA support': rdma}
3943 summary_info += {'PVRDMA support': have_pvrdma}
3944 summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt}
3945 summary_info += {'libcap-ng support': libcap_ng}
3946 summary_info += {'bpf support': libbpf}
3947 summary_info += {'spice protocol support': spice_protocol}
3948 if spice_protocol.found()
3949 summary_info += {' spice server support': spice}
3951 summary_info += {'rbd support': rbd}
3952 summary_info += {'smartcard support': cacard}
3953 summary_info += {'U2F support': u2f}
3954 summary_info += {'libusb': libusb}
3955 summary_info += {'usb net redir': usbredir}
3956 summary_info += {'OpenGL support (epoxy)': opengl}
3957 summary_info += {'GBM': gbm}
3958 summary_info += {'libiscsi support': libiscsi}
3959 summary_info += {'libnfs support': libnfs}
3960 if targetos == 'windows'
3962 summary_info += {'QGA VSS support': have_qga_vss}
3965 summary_info += {'seccomp support': seccomp}
3966 summary_info += {'GlusterFS support': glusterfs}
3967 summary_info += {'TPM support': have_tpm}
3968 summary_info += {'libssh support': libssh}
3969 summary_info += {'lzo support': lzo}
3970 summary_info += {'snappy support': snappy}
3971 summary_info += {'bzip2 support': libbzip2}
3972 summary_info += {'lzfse support': liblzfse}
3973 summary_info += {'zstd support': zstd}
3974 summary_info += {'NUMA host support': numa}
3975 summary_info += {'capstone': capstone}
3976 summary_info += {'libpmem support': libpmem}
3977 summary_info += {'libdaxctl support': libdaxctl}
3978 summary_info += {'libudev': libudev}
3979 # Dummy dependency, keep .found()
3980 summary_info += {'FUSE lseek': fuse_lseek.found()}
3981 summary_info += {'selinux': selinux}
3982 summary_info += {'libdw': libdw}
3983 summary(summary_info, bool_yn: true, section: 'Dependencies')
3985 if not supported_cpus.contains(cpu)
3987 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!')
3989 message('CPU host architecture ' + cpu + ' support is not currently maintained.')
3990 message('The QEMU project intends to remove support for this host CPU in')
3991 message('a future release if nobody volunteers to maintain it and to')
3992 message('provide a build host for our continuous integration setup.')
3993 message('configure has succeeded and you can continue to build, but')
3994 message('if you care about QEMU on this platform you should contact')
3995 message('us upstream at qemu-devel@nongnu.org.')
3998 if not supported_oses.contains(targetos)
4000 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!')
4002 message('Host OS ' + targetos + 'support is not currently maintained.')
4003 message('The QEMU project intends to remove support for this host OS in')
4004 message('a future release if nobody volunteers to maintain it and to')
4005 message('provide a build host for our continuous integration setup.')
4006 message('configure has succeeded and you can continue to build, but')
4007 message('if you care about QEMU on this platform you should contact')
4008 message('us upstream at qemu-devel@nongnu.org.')