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 sh = find_program('sh')
18 cc = meson.get_compiler('c')
19 config_host = keyval.load(meson.current_build_dir() / 'config-host.mak')
20 enable_modules = 'CONFIG_MODULES' in config_host
21 enable_static = 'CONFIG_STATIC' in config_host
23 # Allow both shared and static libraries unless --enable-static
24 static_kwargs = enable_static ? {'static': true} : {}
26 # Temporary directory used for files created while
27 # configure runs. Since it is in the build directory
28 # we can safely blow away any previous version of it
29 # (and we need not jump through hoops to try to delete
30 # it when configure exits.)
31 tmpdir = meson.current_build_dir() / 'meson-private/temp'
33 if get_option('qemu_suffix').startswith('/')
34 error('qemu_suffix cannot start with a /')
37 qemu_confdir = get_option('sysconfdir') / get_option('qemu_suffix')
38 qemu_datadir = get_option('datadir') / get_option('qemu_suffix')
39 qemu_docdir = get_option('docdir') / get_option('qemu_suffix')
40 qemu_moddir = get_option('libdir') / get_option('qemu_suffix')
42 qemu_desktopdir = get_option('datadir') / 'applications'
43 qemu_icondir = get_option('datadir') / 'icons'
45 config_host_data = configuration_data()
47 qapi_trace_events = []
49 bsd_oses = ['gnu/kfreebsd', 'freebsd', 'netbsd', 'openbsd', 'dragonfly', 'darwin']
50 supported_oses = ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', 'sunos', 'linux']
51 supported_cpus = ['ppc', 'ppc64', 's390x', 'riscv', 'x86', 'x86_64',
52 'arm', 'aarch64', 'loongarch64', 'mips', 'mips64', 'sparc64']
54 cpu = host_machine.cpu_family()
56 # Unify riscv* to a single family.
57 if cpu in ['riscv32', 'riscv64']
61 targetos = host_machine.system()
63 target_dirs = config_host['TARGET_DIRS'].split()
64 have_linux_user = false
67 foreach target : target_dirs
68 have_linux_user = have_linux_user or target.endswith('linux-user')
69 have_bsd_user = have_bsd_user or target.endswith('bsd-user')
70 have_system = have_system or target.endswith('-softmmu')
72 have_user = have_linux_user or have_bsd_user
73 have_tools = get_option('tools') \
74 .disable_auto_if(not have_system) \
76 have_ga = get_option('guest_agent') \
77 .disable_auto_if(not have_system and not have_tools) \
78 .require(targetos in ['sunos', 'linux', 'windows', 'freebsd'],
79 error_message: 'unsupported OS for QEMU guest agent') \
81 have_block = have_system or have_tools
83 python = import('python').find_installation()
85 if cpu not in supported_cpus
95 if cpu in ['x86', 'x86_64']
96 kvm_targets = ['i386-softmmu', 'x86_64-softmmu']
98 kvm_targets = ['aarch64-softmmu']
100 kvm_targets = ['s390x-softmmu']
101 elif cpu in ['ppc', 'ppc64']
102 kvm_targets = ['ppc-softmmu', 'ppc64-softmmu']
103 elif cpu in ['mips', 'mips64']
104 kvm_targets = ['mips-softmmu', 'mipsel-softmmu', 'mips64-softmmu', 'mips64el-softmmu']
105 elif cpu in ['riscv']
106 kvm_targets = ['riscv32-softmmu', 'riscv64-softmmu']
112 if get_option('kvm').allowed() and targetos == 'linux'
113 kvm_targets_c = '"' + '" ,"'.join(kvm_targets) + '"'
115 config_host_data.set('CONFIG_KVM_TARGETS', kvm_targets_c)
117 accelerator_targets = { 'CONFIG_KVM': kvm_targets }
119 if cpu in ['aarch64']
120 accelerator_targets += {
121 'CONFIG_HVF': ['aarch64-softmmu']
125 if cpu in ['x86', 'x86_64', 'arm', 'aarch64']
126 # i386 emulator provides xenpv machine type for multiple architectures
127 accelerator_targets += {
128 'CONFIG_XEN': ['i386-softmmu', 'x86_64-softmmu'],
131 if cpu in ['x86', 'x86_64']
132 accelerator_targets += {
133 'CONFIG_HAX': ['i386-softmmu', 'x86_64-softmmu'],
134 'CONFIG_HVF': ['x86_64-softmmu'],
135 'CONFIG_NVMM': ['i386-softmmu', 'x86_64-softmmu'],
136 'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'],
141 # Darwin does not support references to thread-local variables in modules
142 if targetos != 'darwin'
143 modular_tcg = ['i386-softmmu', 'x86_64-softmmu']
146 edk2_targets = [ 'arm-softmmu', 'aarch64-softmmu', 'i386-softmmu', 'x86_64-softmmu' ]
147 unpack_edk2_blobs = false
148 foreach target : edk2_targets
149 if target in target_dirs
150 bzip2 = find_program('bzip2', required: get_option('install_blobs'))
151 unpack_edk2_blobs = bzip2.found()
158 if 'dtrace' in get_option('trace_backends')
159 dtrace = find_program('dtrace', required: true)
160 stap = find_program('stap', required: false)
162 # Workaround to avoid dtrace(1) producing a file with 'hidden' symbol
163 # visibility. Define STAP_SDT_V2 to produce 'default' symbol visibility
164 # instead. QEMU --enable-modules depends on this because the SystemTap
165 # semaphores are linked into the main binary and not the module's shared
167 add_global_arguments('-DSTAP_SDT_V2',
168 native: false, language: ['c', 'cpp', 'objc'])
172 if get_option('iasl') == ''
173 iasl = find_program('iasl', required: false)
175 iasl = find_program(get_option('iasl'), required: true)
182 qemu_cflags = config_host['QEMU_CFLAGS'].split()
183 qemu_objcflags = config_host['QEMU_OBJCFLAGS'].split()
184 qemu_ldflags = config_host['QEMU_LDFLAGS'].split()
187 qemu_ldflags += get_option('b_pie') ? '-static-pie' : '-static'
190 # Detect support for PT_GNU_RELRO + DT_BIND_NOW.
191 # The combination is known as "full relro", because .got.plt is read-only too.
192 qemu_ldflags += cc.get_supported_link_arguments('-Wl,-z,relro', '-Wl,-z,now')
194 if targetos == 'windows'
195 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--no-seh', '-Wl,--nxcompat')
196 # Disable ASLR for debug builds to allow debugging with gdb
197 if get_option('optimization') == '0'
198 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--dynamicbase')
202 if get_option('gprof')
203 qemu_cflags += ['-p']
204 qemu_objcflags += ['-p']
205 qemu_ldflags += ['-p']
208 # Specify linker-script with add_project_link_arguments so that it is not placed
209 # within a linker --start-group/--end-group pair
210 if get_option('fuzzing')
211 add_project_link_arguments(['-Wl,-T,',
212 (meson.current_source_dir() / 'tests/qtest/fuzz/fork_fuzz.ld')],
213 native: false, language: ['c', 'cpp', 'objc'])
215 # Specify a filter to only instrument code that is directly related to
217 configure_file(output: 'instrumentation-filter',
218 input: 'scripts/oss-fuzz/instrumentation-filter-template',
221 if cc.compiles('int main () { return 0; }',
222 name: '-fsanitize-coverage-allowlist=/dev/null',
223 args: ['-fsanitize-coverage-allowlist=/dev/null',
224 '-fsanitize-coverage=trace-pc'] )
225 add_global_arguments('-fsanitize-coverage-allowlist=instrumentation-filter',
226 native: false, language: ['c', 'cpp', 'objc'])
229 if get_option('fuzzing_engine') == ''
230 # Add CFLAGS to tell clang to add fuzzer-related instrumentation to all the
231 # compiled code. To build non-fuzzer binaries with --enable-fuzzing, link
232 # everything with fsanitize=fuzzer-no-link. Otherwise, the linker will be
233 # unable to bind the fuzzer-related callbacks added by instrumentation.
234 add_global_arguments('-fsanitize=fuzzer-no-link',
235 native: false, language: ['c', 'cpp', 'objc'])
236 add_global_link_arguments('-fsanitize=fuzzer-no-link',
237 native: false, language: ['c', 'cpp', 'objc'])
238 # For the actual fuzzer binaries, we need to link against the libfuzzer
239 # library. They need to be configurable, to support OSS-Fuzz
240 fuzz_exe_ldflags = ['-fsanitize=fuzzer']
242 # LIB_FUZZING_ENGINE was set; assume we are running on OSS-Fuzz, and
243 # the needed CFLAGS have already been provided
244 fuzz_exe_ldflags = get_option('fuzzing_engine').split()
248 add_global_arguments(qemu_cflags, native: false, language: ['c'])
249 add_global_arguments(qemu_objcflags, native: false, language: ['objc'])
251 # Check that the C++ compiler exists and works with the C compiler.
255 if add_languages('cpp', required: false, native: false)
256 cxx = meson.get_compiler('cpp')
257 add_global_arguments(['-D__STDC_LIMIT_MACROS', '-D__STDC_CONSTANT_MACROS', '-D__STDC_FORMAT_MACROS'],
258 native: false, language: 'cpp')
259 foreach k: qemu_cflags
260 if k not in ['-Wstrict-prototypes', '-Wmissing-prototypes', '-Wnested-externs',
261 '-Wold-style-declaration', '-Wold-style-definition', '-Wredundant-decls']
265 add_global_arguments(qemu_cxxflags, native: false, language: 'cpp')
267 if cxx.links(files('scripts/main.c'), args: qemu_cflags)
268 link_language = 'cpp'
271 message('C++ compiler does not work with C compiler')
272 message('Disabling C++-specific optional code')
276 # Exclude --warn-common with TSan to suppress warnings from the TSan libraries.
277 if targetos != 'sunos' and not config_host.has_key('CONFIG_TSAN')
278 qemu_ldflags += linker.get_supported_link_arguments('-Wl,--warn-common')
281 add_global_link_arguments(qemu_ldflags, native: false, language: ['c', 'cpp', 'objc'])
283 if targetos == 'linux'
284 add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers',
285 '-isystem', 'linux-headers',
286 language: ['c', 'cpp'])
289 add_project_arguments('-iquote', '.',
290 '-iquote', meson.current_source_dir(),
291 '-iquote', meson.current_source_dir() / 'include',
292 language: ['c', 'cpp', 'objc'])
294 if host_machine.system() == 'darwin'
295 add_languages('objc', required: false, native: false)
298 sparse = find_program('cgcc', required: get_option('sparse'))
301 command: [find_program('scripts/check_sparse.py'),
302 'compile_commands.json', sparse.full_path(), '-Wbitwise',
303 '-Wno-transparent-union', '-Wno-old-initializer',
304 '-Wno-non-pointer-null'])
307 ###########################################
308 # Target-specific checks and dependencies #
309 ###########################################
312 if get_option('fuzzing') and get_option('fuzzing_engine') == '' and \
315 #include <sys/types.h>
316 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
317 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
319 args: ['-Werror', '-fsanitize=fuzzer'])
320 error('Your compiler does not support -fsanitize=fuzzer')
324 if 'ftrace' in get_option('trace_backends') and targetos != 'linux'
325 error('ftrace is supported only on Linux')
327 if 'syslog' in get_option('trace_backends') and not cc.compiles('''
330 openlog("qemu", LOG_PID, LOG_DAEMON);
331 syslog(LOG_INFO, "configure");
334 error('syslog is not supported on this system')
337 # Miscellaneous Linux-only features
338 get_option('mpath') \
339 .require(targetos == 'linux', error_message: 'Multipath is supported only on Linux')
341 multiprocess_allowed = get_option('multiprocess') \
342 .require(targetos == 'linux', error_message: 'Multiprocess QEMU is supported only on Linux') \
345 vfio_user_server_allowed = get_option('vfio_user_server') \
346 .require(targetos == 'linux', error_message: 'vfio-user server is supported only on Linux') \
349 have_tpm = get_option('tpm') \
350 .require(targetos != 'windows', error_message: 'TPM emulation only available on POSIX systems') \
354 have_vhost_user = get_option('vhost_user') \
355 .disable_auto_if(targetos != 'linux') \
356 .require(targetos != 'windows',
357 error_message: 'vhost-user is not available on Windows').allowed()
358 have_vhost_vdpa = get_option('vhost_vdpa') \
359 .require(targetos == 'linux',
360 error_message: 'vhost-vdpa is only available on Linux').allowed()
361 have_vhost_kernel = get_option('vhost_kernel') \
362 .require(targetos == 'linux',
363 error_message: 'vhost-kernel is only available on Linux').allowed()
364 have_vhost_user_crypto = get_option('vhost_crypto') \
365 .require(have_vhost_user,
366 error_message: 'vhost-crypto requires vhost-user to be enabled').allowed()
368 have_vhost = have_vhost_user or have_vhost_vdpa or have_vhost_kernel
370 have_vhost_net_user = have_vhost_user and get_option('vhost_net').allowed()
371 have_vhost_net_vdpa = have_vhost_vdpa and get_option('vhost_net').allowed()
372 have_vhost_net_kernel = have_vhost_kernel and get_option('vhost_net').allowed()
373 have_vhost_net = have_vhost_net_kernel or have_vhost_net_user or have_vhost_net_vdpa
375 # Target-specific libraries and flags
376 libm = cc.find_library('m', required: false)
377 threads = dependency('threads')
378 util = cc.find_library('util', required: false)
384 emulator_link_args = []
391 if targetos == 'windows'
392 midl = find_program('midl', required: false)
393 widl = find_program('widl', required: false)
394 pathcch = cc.find_library('pathcch')
395 socket = cc.find_library('ws2_32')
396 winmm = cc.find_library('winmm')
398 win = import('windows')
399 version_res = win.compile_resources('version.rc',
400 depend_files: files('pc-bios/qemu-nsis.ico'),
401 include_directories: include_directories('.'))
403 elif targetos == 'darwin'
404 coref = dependency('appleframeworks', modules: 'CoreFoundation')
405 iokit = dependency('appleframeworks', modules: 'IOKit', required: false)
406 host_dsosuf = '.dylib'
407 elif targetos == 'sunos'
408 socket = [cc.find_library('socket'),
409 cc.find_library('nsl'),
410 cc.find_library('resolv')]
411 elif targetos == 'haiku'
412 socket = [cc.find_library('posix_error_mapper'),
413 cc.find_library('network'),
414 cc.find_library('bsd')]
415 elif targetos == 'openbsd'
416 if get_option('tcg').allowed() and target_dirs.length() > 0
417 # Disable OpenBSD W^X if available
418 emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded')
422 # Target-specific configuration of accelerators
424 if get_option('kvm').allowed() and targetos == 'linux'
425 accelerators += 'CONFIG_KVM'
427 if get_option('whpx').allowed() and targetos == 'windows'
428 if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64'
429 error('WHPX requires 64-bit host')
430 elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \
431 cc.has_header('WinHvEmulation.h', required: get_option('whpx'))
432 accelerators += 'CONFIG_WHPX'
435 if get_option('hvf').allowed()
436 hvf = dependency('appleframeworks', modules: 'Hypervisor',
437 required: get_option('hvf'))
439 accelerators += 'CONFIG_HVF'
442 if get_option('hax').allowed()
443 if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd']
444 accelerators += 'CONFIG_HAX'
447 if targetos == 'netbsd'
448 nvmm = cc.find_library('nvmm', required: get_option('nvmm'))
450 accelerators += 'CONFIG_NVMM'
455 if get_option('tcg').allowed()
456 if host_arch == 'unknown'
457 if get_option('tcg_interpreter')
458 warning('Unsupported CPU @0@, will use TCG with TCI (slow)'.format(cpu))
460 error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu))
462 elif get_option('tcg_interpreter')
463 warning('Use of the TCG interpreter is not recommended on this host')
464 warning('architecture. There is a native TCG execution backend available')
465 warning('which provides substantially better performance and reliability.')
466 warning('It is strongly recommended to remove the --enable-tcg-interpreter')
467 warning('configuration option on this architecture to use the native')
470 if get_option('tcg_interpreter')
472 elif host_arch == 'x86_64'
474 elif host_arch == 'ppc64'
477 add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch,
478 language: ['c', 'cpp', 'objc'])
480 accelerators += 'CONFIG_TCG'
481 config_host += { 'CONFIG_TCG': 'y' }
484 if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled()
485 error('KVM not available on this platform')
487 if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled()
488 error('HVF not available on this platform')
490 if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled()
491 error('NVMM not available on this platform')
493 if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled()
494 error('WHPX not available on this platform')
501 # The path to glib.h is added to all compilation commands. This was
502 # grandfathered in from the QEMU Makefiles.
503 add_project_arguments(config_host['GLIB_CFLAGS'].split(),
504 native: false, language: ['c', 'cpp', 'objc'])
505 glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(),
506 link_args: config_host['GLIB_LIBS'].split(),
507 version: config_host['GLIB_VERSION'],
509 'bindir': config_host['GLIB_BINDIR'],
511 # override glib dep with the configure results (for subprojects)
512 meson.override_dependency('glib-2.0', glib)
515 gdbus_codegen = not_found
516 gdbus_codegen_error = '@0@ requires gdbus-codegen, please install libgio'
517 if not get_option('gio').auto() or have_system
518 gio = dependency('gio-2.0', required: get_option('gio'),
519 method: 'pkg-config', kwargs: static_kwargs)
520 if gio.found() and not cc.links('''
524 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0);
526 }''', dependencies: [glib, gio])
527 if get_option('gio').enabled()
528 error('The installed libgio is broken for static linking')
533 gdbus_codegen = find_program(gio.get_variable('gdbus_codegen'),
534 required: get_option('gio'))
535 gio_unix = dependency('gio-unix-2.0', required: get_option('gio'),
536 method: 'pkg-config', kwargs: static_kwargs)
537 gio = declare_dependency(dependencies: [gio, gio_unix],
538 version: gio.version())
541 if gdbus_codegen.found() and get_option('cfi')
542 gdbus_codegen = not_found
543 gdbus_codegen_error = '@0@ uses gdbus-codegen, which does not support control flow integrity'
547 if 'ust' in get_option('trace_backends')
548 lttng = dependency('lttng-ust', required: true, version: '>= 2.1',
549 method: 'pkg-config', kwargs: static_kwargs)
552 if have_system or have_tools
553 pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8',
554 method: 'pkg-config', kwargs: static_kwargs)
556 zlib = dependency('zlib', required: true, kwargs: static_kwargs)
559 if not get_option('linux_aio').auto() or have_block
560 libaio = cc.find_library('aio', has_headers: ['libaio.h'],
561 required: get_option('linux_aio'),
562 kwargs: static_kwargs)
565 linux_io_uring_test = '''
566 #include <liburing.h>
567 #include <linux/errqueue.h>
569 int main(void) { return 0; }'''
571 linux_io_uring = not_found
572 if not get_option('linux_io_uring').auto() or have_block
573 linux_io_uring = dependency('liburing', version: '>=0.3',
574 required: get_option('linux_io_uring'),
575 method: 'pkg-config', kwargs: static_kwargs)
576 if not cc.links(linux_io_uring_test)
577 linux_io_uring = not_found
582 if not get_option('libnfs').auto() or have_block
583 libnfs = dependency('libnfs', version: '>=1.9.3',
584 required: get_option('libnfs'),
585 method: 'pkg-config', kwargs: static_kwargs)
590 #include <sys/types.h>
591 #ifdef CONFIG_LIBATTR
592 #include <attr/xattr.h>
594 #include <sys/xattr.h>
596 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }'''
599 have_old_libattr = false
600 if get_option('attr').allowed()
601 if cc.links(libattr_test)
602 libattr = declare_dependency()
604 libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'],
605 required: get_option('attr'),
606 kwargs: static_kwargs)
607 if libattr.found() and not \
608 cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR')
610 if get_option('attr').enabled()
611 error('could not link libattr')
613 warning('could not link libattr, disabling')
616 have_old_libattr = libattr.found()
621 cocoa = dependency('appleframeworks', modules: ['Cocoa', 'CoreVideo'],
622 required: get_option('cocoa'))
624 vmnet = dependency('appleframeworks', modules: 'vmnet', required: get_option('vmnet'))
625 if vmnet.found() and not cc.has_header_symbol('vmnet/vmnet.h',
626 'VMNET_BRIDGED_MODE',
629 if get_option('vmnet').enabled()
630 error('vmnet.framework API is outdated')
632 warning('vmnet.framework API is outdated, disabling')
637 seccomp_has_sysrawrc = false
638 if not get_option('seccomp').auto() or have_system or have_tools
639 seccomp = dependency('libseccomp', version: '>=2.3.0',
640 required: get_option('seccomp'),
641 method: 'pkg-config', kwargs: static_kwargs)
643 seccomp_has_sysrawrc = cc.has_header_symbol('seccomp.h',
644 'SCMP_FLTATR_API_SYSRAWRC',
645 dependencies: seccomp)
649 libcap_ng = not_found
650 if not get_option('cap_ng').auto() or have_system or have_tools
651 libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'],
652 required: get_option('cap_ng'),
653 kwargs: static_kwargs)
655 if libcap_ng.found() and not cc.links('''
659 capng_capability_to_name(CAPNG_EFFECTIVE);
661 }''', dependencies: libcap_ng)
662 libcap_ng = not_found
663 if get_option('cap_ng').enabled()
664 error('could not link libcap-ng')
666 warning('could not link libcap-ng, disabling')
670 if get_option('xkbcommon').auto() and not have_system and not have_tools
671 xkbcommon = not_found
673 xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'),
674 method: 'pkg-config', kwargs: static_kwargs)
678 if not get_option('slirp').auto() or have_system
679 slirp = dependency('slirp', required: get_option('slirp'),
680 method: 'pkg-config', kwargs: static_kwargs)
681 # slirp < 4.7 is incompatible with CFI support in QEMU. This is because
682 # it passes function pointers within libslirp as callbacks for timers.
683 # When using a system-wide shared libslirp, the type information for the
684 # callback is missing and the timer call produces a false positive with CFI.
685 # Do not use the "version" keyword argument to produce a better error.
686 # with control-flow integrity.
687 if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7')
688 if get_option('slirp').enabled()
689 error('Control-Flow Integrity requires libslirp 4.7.')
691 warning('Cannot use libslirp since Control-Flow Integrity requires libslirp >= 4.7.')
698 if not get_option('vde').auto() or have_system or have_tools
699 vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'],
700 required: get_option('vde'),
701 kwargs: static_kwargs)
703 if vde.found() and not cc.links('''
704 #include <libvdeplug.h>
707 struct vde_open_args a = {0, 0, 0};
711 }''', dependencies: vde)
713 if get_option('cap_ng').enabled()
714 error('could not link libvdeplug')
716 warning('could not link libvdeplug, disabling')
721 if not get_option('pa').auto() or (targetos == 'linux' and have_system)
722 pulse = dependency('libpulse', required: get_option('pa'),
723 method: 'pkg-config', kwargs: static_kwargs)
726 if not get_option('alsa').auto() or (targetos == 'linux' and have_system)
727 alsa = dependency('alsa', required: get_option('alsa'),
728 method: 'pkg-config', kwargs: static_kwargs)
731 if not get_option('jack').auto() or have_system
732 jack = dependency('jack', required: get_option('jack'),
733 method: 'pkg-config', kwargs: static_kwargs)
736 if not get_option('sndio').auto() or have_system
737 sndio = dependency('sndio', required: get_option('sndio'),
738 method: 'pkg-config', kwargs: static_kwargs)
741 spice_protocol = not_found
742 if not get_option('spice_protocol').auto() or have_system
743 spice_protocol = dependency('spice-protocol', version: '>=0.12.3',
744 required: get_option('spice_protocol'),
745 method: 'pkg-config', kwargs: static_kwargs)
748 if not get_option('spice').auto() or have_system
749 spice = dependency('spice-server', version: '>=0.12.5',
750 required: get_option('spice'),
751 method: 'pkg-config', kwargs: static_kwargs)
753 spice_headers = spice.partial_dependency(compile_args: true, includes: true)
755 rt = cc.find_library('rt', required: false)
758 if not get_option('libiscsi').auto() or have_block
759 libiscsi = dependency('libiscsi', version: '>=1.9.0',
760 required: get_option('libiscsi'),
761 method: 'pkg-config', kwargs: static_kwargs)
764 if not get_option('zstd').auto() or have_block
765 zstd = dependency('libzstd', version: '>=1.4.0',
766 required: get_option('zstd'),
767 method: 'pkg-config', kwargs: static_kwargs)
771 have_vhost_user_gpu = have_tools and targetos == 'linux' and pixman.found()
772 if not get_option('virglrenderer').auto() or have_system or have_vhost_user_gpu
773 virgl = dependency('virglrenderer',
774 method: 'pkg-config',
775 required: get_option('virglrenderer'),
776 kwargs: static_kwargs)
779 if not get_option('blkio').auto() or have_block
780 blkio = dependency('blkio',
781 method: 'pkg-config',
782 required: get_option('blkio'),
783 kwargs: static_kwargs)
786 if not get_option('curl').auto() or have_block
787 curl = dependency('libcurl', version: '>=7.29.0',
788 method: 'pkg-config',
789 required: get_option('curl'),
790 kwargs: static_kwargs)
793 if targetos == 'linux' and (have_system or have_tools)
794 libudev = dependency('libudev',
795 method: 'pkg-config',
796 required: get_option('libudev'),
797 kwargs: static_kwargs)
800 mpathlibs = [libudev]
801 mpathpersist = not_found
802 mpathpersist_new_api = false
803 if targetos == 'linux' and have_tools and get_option('mpath').allowed()
804 mpath_test_source_new = '''
806 #include <mpath_persist.h>
807 unsigned mpath_mx_alloc_len = 1024;
809 static struct config *multipath_conf;
810 extern struct udev *udev;
811 extern struct config *get_multipath_config(void);
812 extern void put_multipath_config(struct config *conf);
814 struct config *get_multipath_config(void) { return multipath_conf; }
815 void put_multipath_config(struct config *conf) { }
818 multipath_conf = mpath_lib_init();
821 mpath_test_source_old = '''
823 #include <mpath_persist.h>
824 unsigned mpath_mx_alloc_len = 1024;
827 struct udev *udev = udev_new();
828 mpath_lib_init(udev);
831 libmpathpersist = cc.find_library('mpathpersist',
832 required: get_option('mpath'),
833 kwargs: static_kwargs)
834 if libmpathpersist.found()
835 mpathlibs += libmpathpersist
837 mpathlibs += cc.find_library('devmapper',
838 required: get_option('mpath'),
839 kwargs: static_kwargs)
841 mpathlibs += cc.find_library('multipath',
842 required: get_option('mpath'),
843 kwargs: static_kwargs)
844 foreach lib: mpathlibs
850 if mpathlibs.length() == 0
851 msg = 'Dependencies missing for libmpathpersist'
852 elif cc.links(mpath_test_source_new, dependencies: mpathlibs)
853 mpathpersist = declare_dependency(dependencies: mpathlibs)
854 mpathpersist_new_api = true
855 elif cc.links(mpath_test_source_old, dependencies: mpathlibs)
856 mpathpersist = declare_dependency(dependencies: mpathlibs)
858 msg = 'Cannot detect libmpathpersist API'
860 if not mpathpersist.found()
861 if get_option('mpath').enabled()
864 warning(msg + ', disabling')
872 if have_system and get_option('curses').allowed()
874 #if defined(__APPLE__) || defined(__OpenBSD__)
875 #define _XOPEN_SOURCE_EXTENDED 1
882 setlocale(LC_ALL, "");
884 addwstr(L"wide chars\n");
886 add_wch(WACS_DEGREE);
890 curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw']
891 curses = dependency(curses_dep_list,
893 method: 'pkg-config',
894 kwargs: static_kwargs)
895 msg = get_option('curses').enabled() ? 'curses library not found' : ''
896 curses_compile_args = ['-DNCURSES_WIDECHAR=1']
898 if cc.links(curses_test, args: curses_compile_args, dependencies: [curses])
899 curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses])
901 msg = 'curses package not usable'
905 if not curses.found()
906 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
907 if targetos != 'windows' and not has_curses_h
908 message('Trying with /usr/include/ncursesw')
909 curses_compile_args += ['-I/usr/include/ncursesw']
910 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
913 curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw'])
914 foreach curses_libname : curses_libname_list
915 libcurses = cc.find_library(curses_libname,
917 kwargs: static_kwargs)
919 if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses)
920 curses = declare_dependency(compile_args: curses_compile_args,
921 dependencies: [libcurses])
924 msg = 'curses library not usable'
930 if get_option('iconv').allowed()
931 foreach link_args : [ ['-liconv'], [] ]
932 # Programs will be linked with glib and this will bring in libiconv on FreeBSD.
933 # We need to use libiconv if available because mixing libiconv's headers with
934 # the system libc does not work.
935 # However, without adding glib to the dependencies -L/usr/local/lib will not be
936 # included in the command line and libiconv will not be found.
940 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
941 return conv != (iconv_t) -1;
942 }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args)
943 iconv = declare_dependency(link_args: link_args, dependencies: glib)
948 if curses.found() and not iconv.found()
949 if get_option('iconv').enabled()
950 error('iconv not available')
952 msg = 'iconv required for curses UI but not available'
955 if not curses.found() and msg != ''
956 if get_option('curses').enabled()
959 warning(msg + ', disabling')
965 if not get_option('brlapi').auto() or have_system
966 brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'],
967 required: get_option('brlapi'),
968 kwargs: static_kwargs)
969 if brlapi.found() and not cc.links('''
972 int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi)
974 if get_option('brlapi').enabled()
975 error('could not link brlapi')
977 warning('could not link brlapi, disabling')
983 if not get_option('sdl').auto() or have_system
984 sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs)
985 sdl_image = not_found
988 # work around 2.0.8 bug
989 sdl = declare_dependency(compile_args: '-Wno-undef',
991 sdl_image = dependency('SDL2_image', required: get_option('sdl_image'),
992 method: 'pkg-config', kwargs: static_kwargs)
994 if get_option('sdl_image').enabled()
995 error('sdl-image required, but SDL was @0@'.format(
996 get_option('sdl').disabled() ? 'disabled' : 'not found'))
998 sdl_image = not_found
1002 if not get_option('rbd').auto() or have_block
1003 librados = cc.find_library('rados', required: get_option('rbd'),
1004 kwargs: static_kwargs)
1005 librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'],
1006 required: get_option('rbd'),
1007 kwargs: static_kwargs)
1008 if librados.found() and librbd.found()
1011 #include <rbd/librbd.h>
1014 rados_create(&cluster, NULL);
1015 #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0)
1019 }''', dependencies: [librbd, librados])
1020 rbd = declare_dependency(dependencies: [librbd, librados])
1021 elif get_option('rbd').enabled()
1022 error('librbd >= 1.12.0 required')
1024 warning('librbd >= 1.12.0 not found, disabling')
1029 glusterfs = not_found
1030 glusterfs_ftruncate_has_stat = false
1031 glusterfs_iocb_has_stat = false
1032 if not get_option('glusterfs').auto() or have_block
1033 glusterfs = dependency('glusterfs-api', version: '>=3',
1034 required: get_option('glusterfs'),
1035 method: 'pkg-config', kwargs: static_kwargs)
1036 if glusterfs.found()
1037 glusterfs_ftruncate_has_stat = cc.links('''
1038 #include <glusterfs/api/glfs.h>
1043 /* new glfs_ftruncate() passes two additional args */
1044 return glfs_ftruncate(NULL, 0, NULL, NULL);
1046 ''', dependencies: glusterfs)
1047 glusterfs_iocb_has_stat = cc.links('''
1048 #include <glusterfs/api/glfs.h>
1050 /* new glfs_io_cbk() passes two additional glfs_stat structs */
1052 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
1058 glfs_io_cbk iocb = &glusterfs_iocb;
1059 iocb(NULL, 0 , NULL, NULL, NULL);
1062 ''', dependencies: glusterfs)
1067 if not get_option('libssh').auto() or have_block
1068 libssh = dependency('libssh', version: '>=0.8.7',
1069 method: 'pkg-config',
1070 required: get_option('libssh'),
1071 kwargs: static_kwargs)
1074 libbzip2 = not_found
1075 if not get_option('bzip2').auto() or have_block
1076 libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'],
1077 required: get_option('bzip2'),
1078 kwargs: static_kwargs)
1079 if libbzip2.found() and not cc.links('''
1081 int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2)
1082 libbzip2 = not_found
1083 if get_option('bzip2').enabled()
1084 error('could not link libbzip2')
1086 warning('could not link libbzip2, disabling')
1091 liblzfse = not_found
1092 if not get_option('lzfse').auto() or have_block
1093 liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'],
1094 required: get_option('lzfse'),
1095 kwargs: static_kwargs)
1097 if liblzfse.found() and not cc.links('''
1099 int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse)
1100 liblzfse = not_found
1101 if get_option('lzfse').enabled()
1102 error('could not link liblzfse')
1104 warning('could not link liblzfse, disabling')
1109 if get_option('oss').allowed() and have_system
1110 if not cc.has_header('sys/soundcard.h')
1112 elif targetos == 'netbsd'
1113 oss = cc.find_library('ossaudio', required: get_option('oss'),
1114 kwargs: static_kwargs)
1116 oss = declare_dependency()
1120 if get_option('oss').enabled()
1121 error('OSS not found')
1126 if not get_option('dsound').auto() or (targetos == 'windows' and have_system)
1127 if cc.has_header('dsound.h')
1128 dsound = declare_dependency(link_args: ['-lole32', '-ldxguid'])
1131 if not dsound.found()
1132 if get_option('dsound').enabled()
1133 error('DirectSound not found')
1138 coreaudio = not_found
1139 if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system)
1140 coreaudio = dependency('appleframeworks', modules: 'CoreAudio',
1141 required: get_option('coreaudio'))
1145 if not get_option('opengl').auto() or have_system or have_vhost_user_gpu
1146 epoxy = dependency('epoxy', method: 'pkg-config',
1147 required: get_option('opengl'), kwargs: static_kwargs)
1148 if cc.has_header('epoxy/egl.h', dependencies: epoxy)
1150 elif get_option('opengl').enabled()
1151 error('epoxy/egl.h not found')
1155 if (have_system or have_tools) and (virgl.found() or opengl.found())
1156 gbm = dependency('gbm', method: 'pkg-config', required: false,
1157 kwargs: static_kwargs)
1159 have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and opengl.found() and gbm.found()
1162 gnutls_crypto = not_found
1163 if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system)
1164 # For general TLS support our min gnutls matches
1165 # that implied by our platform support matrix
1167 # For the crypto backends, we look for a newer
1170 # Version 3.6.8 is needed to get XTS
1171 # Version 3.6.13 is needed to get PBKDF
1172 # Version 3.6.14 is needed to get HW accelerated XTS
1174 # If newer enough gnutls isn't available, we can
1175 # still use a different crypto backend to satisfy
1176 # the platform support requirements
1177 gnutls_crypto = dependency('gnutls', version: '>=3.6.14',
1178 method: 'pkg-config',
1180 kwargs: static_kwargs)
1181 if gnutls_crypto.found()
1182 gnutls = gnutls_crypto
1184 # Our min version if all we need is TLS
1185 gnutls = dependency('gnutls', version: '>=3.5.18',
1186 method: 'pkg-config',
1187 required: get_option('gnutls'),
1188 kwargs: static_kwargs)
1192 # We prefer use of gnutls for crypto, unless the options
1193 # explicitly asked for nettle or gcrypt.
1195 # If gnutls isn't available for crypto, then we'll prefer
1196 # gcrypt over nettle for performance reasons.
1202 if get_option('nettle').enabled() and get_option('gcrypt').enabled()
1203 error('Only one of gcrypt & nettle can be enabled')
1206 # Explicit nettle/gcrypt request, so ignore gnutls for crypto
1207 if get_option('nettle').enabled() or get_option('gcrypt').enabled()
1208 gnutls_crypto = not_found
1211 if not gnutls_crypto.found()
1212 if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled()
1213 gcrypt = dependency('libgcrypt', version: '>=1.8',
1214 method: 'config-tool',
1215 required: get_option('gcrypt'),
1216 kwargs: static_kwargs)
1217 # Debian has removed -lgpg-error from libgcrypt-config
1218 # as it "spreads unnecessary dependencies" which in
1219 # turn breaks static builds...
1220 if gcrypt.found() and enable_static
1221 gcrypt = declare_dependency(dependencies: [
1223 cc.find_library('gpg-error', required: true, kwargs: static_kwargs)])
1226 if (not get_option('nettle').auto() or have_system) and not gcrypt.found()
1227 nettle = dependency('nettle', version: '>=3.4',
1228 method: 'pkg-config',
1229 required: get_option('nettle'),
1230 kwargs: static_kwargs)
1231 if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle)
1237 gmp = dependency('gmp', required: false, method: 'pkg-config', kwargs: static_kwargs)
1238 if nettle.found() and gmp.found()
1239 hogweed = dependency('hogweed', version: '>=3.4',
1240 method: 'pkg-config',
1241 required: get_option('nettle'),
1242 kwargs: static_kwargs)
1249 if not get_option('gtk').auto() or have_system
1250 gtk = dependency('gtk+-3.0', version: '>=3.22.0',
1251 method: 'pkg-config',
1252 required: get_option('gtk'),
1253 kwargs: static_kwargs)
1255 gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0',
1256 method: 'pkg-config',
1258 kwargs: static_kwargs)
1259 gtk = declare_dependency(dependencies: [gtk, gtkx11])
1261 if not get_option('vte').auto() or have_system
1262 vte = dependency('vte-2.91',
1263 method: 'pkg-config',
1264 required: get_option('vte'),
1265 kwargs: static_kwargs)
1272 x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(),
1273 kwargs: static_kwargs)
1276 if get_option('png').allowed() and have_system
1277 png = dependency('libpng', version: '>=1.6.34', required: get_option('png'),
1278 method: 'pkg-config', kwargs: static_kwargs)
1283 if get_option('vnc').allowed() and have_system
1284 vnc = declare_dependency() # dummy dependency
1285 jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'),
1286 method: 'pkg-config', kwargs: static_kwargs)
1287 sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'],
1288 required: get_option('vnc_sasl'),
1289 kwargs: static_kwargs)
1291 sasl = declare_dependency(dependencies: sasl,
1292 compile_args: '-DSTRUCT_IOVEC_DEFINED')
1297 if not get_option('auth_pam').auto() or have_system
1298 pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'],
1299 required: get_option('auth_pam'),
1300 kwargs: static_kwargs)
1302 if pam.found() and not cc.links('''
1304 #include <security/pam_appl.h>
1306 const char *service_name = "qemu";
1307 const char *user = "frank";
1308 const struct pam_conv pam_conv = { 0 };
1309 pam_handle_t *pamh = NULL;
1310 pam_start(service_name, user, &pam_conv, &pamh);
1312 }''', dependencies: pam)
1314 if get_option('auth_pam').enabled()
1315 error('could not link libpam')
1317 warning('could not link libpam, disabling')
1322 if not get_option('snappy').auto() or have_system
1323 snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'],
1324 required: get_option('snappy'),
1325 kwargs: static_kwargs)
1327 if snappy.found() and not linker.links('''
1328 #include <snappy-c.h>
1329 int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy)
1331 if get_option('snappy').enabled()
1332 error('could not link libsnappy')
1334 warning('could not link libsnappy, disabling')
1339 if not get_option('lzo').auto() or have_system
1340 lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'],
1341 required: get_option('lzo'),
1342 kwargs: static_kwargs)
1344 if lzo.found() and not cc.links('''
1345 #include <lzo/lzo1x.h>
1346 int main(void) { lzo_version(); return 0; }''', dependencies: lzo)
1348 if get_option('lzo').enabled()
1349 error('could not link liblzo2')
1351 warning('could not link liblzo2, disabling')
1356 if not get_option('numa').auto() or have_system or have_tools
1357 numa = cc.find_library('numa', has_headers: ['numa.h'],
1358 required: get_option('numa'),
1359 kwargs: static_kwargs)
1361 if numa.found() and not cc.links('''
1363 int main(void) { return numa_available(); }
1364 ''', dependencies: numa)
1366 if get_option('numa').enabled()
1367 error('could not link numa')
1369 warning('could not link numa, disabling')
1374 if not get_option('rdma').auto() or have_system
1375 libumad = cc.find_library('ibumad', required: get_option('rdma'))
1376 rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'],
1377 required: get_option('rdma'),
1378 kwargs: static_kwargs),
1379 cc.find_library('ibverbs', required: get_option('rdma'),
1380 kwargs: static_kwargs),
1382 rdma = declare_dependency(dependencies: rdma_libs)
1383 foreach lib: rdma_libs
1391 if get_option('xen').enabled() or (get_option('xen').auto() and have_system)
1392 xencontrol = dependency('xencontrol', required: false,
1393 method: 'pkg-config', kwargs: static_kwargs)
1394 if xencontrol.found()
1395 xen_pc = declare_dependency(version: xencontrol.version(),
1398 # disabler: true makes xen_pc.found() return false if any is not found
1399 dependency('xenstore', required: false,
1400 method: 'pkg-config', kwargs: static_kwargs,
1402 dependency('xenforeignmemory', required: false,
1403 method: 'pkg-config', kwargs: static_kwargs,
1405 dependency('xengnttab', required: false,
1406 method: 'pkg-config', kwargs: static_kwargs,
1408 dependency('xenevtchn', required: false,
1409 method: 'pkg-config', kwargs: static_kwargs,
1411 dependency('xendevicemodel', required: false,
1412 method: 'pkg-config', kwargs: static_kwargs,
1414 # optional, no "disabler: true"
1415 dependency('xentoolcore', required: false,
1416 method: 'pkg-config', kwargs: static_kwargs)])
1422 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' ]
1424 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1425 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1426 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1427 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1428 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1429 '4.6.0': [ 'xenstore', 'xenctrl' ],
1430 '4.5.0': [ 'xenstore', 'xenctrl' ],
1431 '4.2.0': [ 'xenstore', 'xenctrl' ],
1434 foreach ver: xen_tests
1435 # cache the various library tests to avoid polluting the logs
1437 foreach l: xen_libs[ver]
1438 if l not in xen_deps
1439 xen_deps += { l: cc.find_library(l, required: false) }
1441 xen_test_deps += xen_deps[l]
1444 # Use -D to pick just one of the test programs in scripts/xen-detect.c
1445 xen_version = ver.split('.')
1446 xen_ctrl_version = xen_version[0] + \
1447 ('0' + xen_version[1]).substring(-2) + \
1448 ('0' + xen_version[2]).substring(-2)
1449 if cc.links(files('scripts/xen-detect.c'),
1450 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version,
1451 dependencies: xen_test_deps)
1452 xen = declare_dependency(version: ver, dependencies: xen_test_deps)
1458 accelerators += 'CONFIG_XEN'
1459 elif get_option('xen').enabled()
1460 error('could not compile and link Xen test program')
1463 have_xen_pci_passthrough = get_option('xen_pci_passthrough') \
1464 .require(xen.found(),
1465 error_message: 'Xen PCI passthrough requested but Xen not enabled') \
1466 .require(targetos == 'linux',
1467 error_message: 'Xen PCI passthrough not available on this platform') \
1472 if not get_option('smartcard').auto() or have_system
1473 cacard = dependency('libcacard', required: get_option('smartcard'),
1474 version: '>=2.5.1', method: 'pkg-config',
1475 kwargs: static_kwargs)
1479 u2f = dependency('u2f-emu', required: get_option('u2f'),
1480 method: 'pkg-config',
1481 kwargs: static_kwargs)
1485 canokey = dependency('canokey-qemu', required: get_option('canokey'),
1486 method: 'pkg-config',
1487 kwargs: static_kwargs)
1489 usbredir = not_found
1490 if not get_option('usb_redir').auto() or have_system
1491 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'),
1492 version: '>=0.6', method: 'pkg-config',
1493 kwargs: static_kwargs)
1496 if not get_option('libusb').auto() or have_system
1497 libusb = dependency('libusb-1.0', required: get_option('libusb'),
1498 version: '>=1.0.13', method: 'pkg-config',
1499 kwargs: static_kwargs)
1503 if not get_option('libpmem').auto() or have_system
1504 libpmem = dependency('libpmem', required: get_option('libpmem'),
1505 method: 'pkg-config', kwargs: static_kwargs)
1507 libdaxctl = not_found
1508 if not get_option('libdaxctl').auto() or have_system
1509 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'),
1510 version: '>=57', method: 'pkg-config',
1511 kwargs: static_kwargs)
1515 tasn1 = dependency('libtasn1',
1516 method: 'pkg-config',
1517 kwargs: static_kwargs)
1519 keyutils = dependency('libkeyutils', required: false,
1520 method: 'pkg-config', kwargs: static_kwargs)
1522 has_gettid = cc.has_function('gettid')
1525 selinux = dependency('libselinux',
1526 required: get_option('selinux'),
1527 method: 'pkg-config', kwargs: static_kwargs)
1532 if get_option('malloc') == 'system'
1534 get_option('malloc_trim').allowed() and \
1535 cc.links('''#include <malloc.h>
1536 int main(void) { malloc_trim(0); return 0; }''')
1538 has_malloc_trim = false
1539 malloc = cc.find_library(get_option('malloc'), required: true)
1541 if not has_malloc_trim and get_option('malloc_trim').enabled()
1542 if get_option('malloc') == 'system'
1543 error('malloc_trim not available on this platform.')
1545 error('malloc_trim not available with non-libc memory allocator')
1549 # Check whether the glibc provides statx()
1551 gnu_source_prefix = '''
1556 statx_test = gnu_source_prefix + '''
1557 #include <sys/stat.h>
1559 struct statx statxbuf;
1560 statx(0, "", 0, STATX_BASIC_STATS, &statxbuf);
1564 has_statx = cc.links(statx_test)
1566 # Check whether statx() provides mount ID information
1568 statx_mnt_id_test = gnu_source_prefix + '''
1569 #include <sys/stat.h>
1571 struct statx statxbuf;
1572 statx(0, "", 0, STATX_BASIC_STATS | STATX_MNT_ID, &statxbuf);
1573 return statxbuf.stx_mnt_id;
1576 has_statx_mnt_id = cc.links(statx_mnt_id_test)
1578 have_vhost_user_blk_server = get_option('vhost_user_blk_server') \
1579 .require(targetos == 'linux',
1580 error_message: 'vhost_user_blk_server requires linux') \
1581 .require(have_vhost_user,
1582 error_message: 'vhost_user_blk_server requires vhost-user support') \
1583 .disable_auto_if(not have_tools and not have_system) \
1586 if get_option('fuse').disabled() and get_option('fuse_lseek').enabled()
1587 error('Cannot enable fuse-lseek while fuse is disabled')
1590 fuse = dependency('fuse3', required: get_option('fuse'),
1591 version: '>=3.1', method: 'pkg-config',
1592 kwargs: static_kwargs)
1594 fuse_lseek = not_found
1595 if get_option('fuse_lseek').allowed()
1596 if fuse.version().version_compare('>=3.8')
1598 fuse_lseek = declare_dependency()
1599 elif get_option('fuse_lseek').enabled()
1601 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version())
1603 error('fuse-lseek requires libfuse, which was not found')
1608 have_libvduse = (targetos == 'linux')
1609 if get_option('libvduse').enabled()
1610 if targetos != 'linux'
1611 error('libvduse requires linux')
1613 elif get_option('libvduse').disabled()
1614 have_libvduse = false
1617 have_vduse_blk_export = (have_libvduse and targetos == 'linux')
1618 if get_option('vduse_blk_export').enabled()
1619 if targetos != 'linux'
1620 error('vduse_blk_export requires linux')
1621 elif not have_libvduse
1622 error('vduse_blk_export requires libvduse support')
1624 elif get_option('vduse_blk_export').disabled()
1625 have_vduse_blk_export = false
1629 libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config')
1630 if libbpf.found() and not cc.links('''
1631 #include <bpf/libbpf.h>
1634 bpf_object__destroy_skeleton(NULL);
1636 }''', dependencies: libbpf)
1638 if get_option('bpf').enabled()
1639 error('libbpf skeleton test failed')
1641 warning('libbpf skeleton test failed, disabling')
1649 audio_drivers_selected = []
1651 audio_drivers_available = {
1652 'alsa': alsa.found(),
1653 'coreaudio': coreaudio.found(),
1654 'dsound': dsound.found(),
1655 'jack': jack.found(),
1657 'pa': pulse.found(),
1659 'sndio': sndio.found(),
1661 foreach k, v: audio_drivers_available
1662 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v)
1665 # Default to native drivers first, OSS second, SDL third
1666 audio_drivers_priority = \
1667 [ 'pa', 'coreaudio', 'dsound', 'sndio', 'oss' ] + \
1668 (targetos == 'linux' ? [] : [ 'sdl' ])
1669 audio_drivers_default = []
1670 foreach k: audio_drivers_priority
1671 if audio_drivers_available[k]
1672 audio_drivers_default += k
1676 foreach k: get_option('audio_drv_list')
1678 audio_drivers_selected += audio_drivers_default
1679 elif not audio_drivers_available[k]
1680 error('Audio driver "@0@" not available.'.format(k))
1682 audio_drivers_selected += k
1686 config_host_data.set('CONFIG_AUDIO_DRIVERS',
1687 '"' + '", "'.join(audio_drivers_selected) + '", ')
1689 if get_option('cfi')
1691 # Check for dependency on LTO
1692 if not get_option('b_lto')
1693 error('Selected Control-Flow Integrity but LTO is disabled')
1695 if config_host.has_key('CONFIG_MODULES')
1696 error('Selected Control-Flow Integrity is not compatible with modules')
1698 # Check for cfi flags. CFI requires LTO so we can't use
1699 # get_supported_arguments, but need a more complex "compiles" which allows
1701 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall',
1702 args: ['-flto', '-fsanitize=cfi-icall'] )
1703 cfi_flags += '-fsanitize=cfi-icall'
1705 error('-fsanitize=cfi-icall is not supported by the compiler')
1707 if cc.compiles('int main () { return 0; }',
1708 name: '-fsanitize-cfi-icall-generalize-pointers',
1709 args: ['-flto', '-fsanitize=cfi-icall',
1710 '-fsanitize-cfi-icall-generalize-pointers'] )
1711 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers'
1713 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler')
1715 if get_option('cfi_debug')
1716 if cc.compiles('int main () { return 0; }',
1717 name: '-fno-sanitize-trap=cfi-icall',
1718 args: ['-flto', '-fsanitize=cfi-icall',
1719 '-fno-sanitize-trap=cfi-icall'] )
1720 cfi_flags += '-fno-sanitize-trap=cfi-icall'
1722 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
1725 add_global_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1726 add_global_link_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1729 have_host_block_device = (targetos != 'darwin' or
1730 cc.has_header('IOKit/storage/IOMedia.h'))
1732 dbus_display = get_option('dbus_display') \
1733 .require(gio.version().version_compare('>=2.64'),
1734 error_message: '-display dbus requires glib>=2.64') \
1735 .require(gdbus_codegen.found(),
1736 error_message: gdbus_codegen_error.format('-display dbus')) \
1737 .require(opengl.found() and gbm.found(),
1738 error_message: '-display dbus requires epoxy/egl and gbm') \
1741 have_virtfs = get_option('virtfs') \
1742 .require(targetos == 'linux' or targetos == 'darwin',
1743 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \
1744 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'),
1745 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \
1746 .require(targetos == 'darwin' or (libattr.found() and libcap_ng.found()),
1747 error_message: 'virtio-9p (virtfs) on Linux requires libcap-ng-devel and libattr-devel') \
1748 .disable_auto_if(not have_tools and not have_system) \
1751 have_virtfs_proxy_helper = targetos != 'darwin' and have_virtfs and have_tools
1753 if get_option('block_drv_ro_whitelist') == ''
1754 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '')
1756 config_host_data.set('CONFIG_BDRV_RO_WHITELIST',
1757 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ')
1759 if get_option('block_drv_rw_whitelist') == ''
1760 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '')
1762 config_host_data.set('CONFIG_BDRV_RW_WHITELIST',
1763 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ')
1766 foreach k : get_option('trace_backends')
1767 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true)
1769 config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file'))
1770 config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority'))
1772 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path())
1774 config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir'))
1775 config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix'))
1776 config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir)
1777 config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir)
1778 config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir)
1780 qemu_firmwarepath = ''
1781 foreach k : get_option('qemu_firmwarepath')
1782 qemu_firmwarepath += '"' + get_option('prefix') / k + '", '
1784 config_host_data.set('CONFIG_QEMU_FIRMWAREPATH', qemu_firmwarepath)
1786 config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir'))
1787 config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir)
1788 config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir'))
1789 config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir'))
1790 config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir)
1791 config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir'))
1793 if config_host.has_key('CONFIG_MODULES')
1794 config_host_data.set('CONFIG_STAMP', run_command(
1795 meson.current_source_dir() / 'scripts/qemu-stamp.py',
1796 meson.project_version(), get_option('pkgversion'), '--',
1797 meson.current_source_dir() / 'configure',
1798 capture: true, check: true).stdout().strip())
1801 have_slirp_smbd = get_option('slirp_smbd') \
1802 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \
1805 smbd_path = get_option('smbd')
1807 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd')
1809 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path)
1812 config_host_data.set('HOST_' + host_arch.to_upper(), 1)
1814 if get_option('module_upgrades') and not enable_modules
1815 error('Cannot enable module-upgrades as modules are not enabled')
1817 config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades'))
1819 config_host_data.set('CONFIG_ATTR', libattr.found())
1820 config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools'))
1821 config_host_data.set('CONFIG_BRLAPI', brlapi.found())
1822 config_host_data.set('CONFIG_COCOA', cocoa.found())
1823 config_host_data.set('CONFIG_FUZZ', get_option('fuzzing'))
1824 config_host_data.set('CONFIG_GCOV', get_option('b_coverage'))
1825 config_host_data.set('CONFIG_LIBUDEV', libudev.found())
1826 config_host_data.set('CONFIG_LZO', lzo.found())
1827 config_host_data.set('CONFIG_MPATH', mpathpersist.found())
1828 config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api)
1829 config_host_data.set('CONFIG_BLKIO', blkio.found())
1830 config_host_data.set('CONFIG_CURL', curl.found())
1831 config_host_data.set('CONFIG_CURSES', curses.found())
1832 config_host_data.set('CONFIG_GBM', gbm.found())
1833 config_host_data.set('CONFIG_GIO', gio.found())
1834 config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found())
1835 if glusterfs.found()
1836 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4'))
1837 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5'))
1838 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6'))
1839 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6'))
1840 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat)
1841 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat)
1843 config_host_data.set('CONFIG_GTK', gtk.found())
1844 config_host_data.set('CONFIG_VTE', vte.found())
1845 config_host_data.set('CONFIG_LIBATTR', have_old_libattr)
1846 config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found())
1847 config_host_data.set('CONFIG_EBPF', libbpf.found())
1848 config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found())
1849 config_host_data.set('CONFIG_LIBISCSI', libiscsi.found())
1850 config_host_data.set('CONFIG_LIBNFS', libnfs.found())
1851 config_host_data.set('CONFIG_LIBSSH', libssh.found())
1852 config_host_data.set('CONFIG_LINUX_AIO', libaio.found())
1853 config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found())
1854 config_host_data.set('CONFIG_LIBPMEM', libpmem.found())
1855 config_host_data.set('CONFIG_NUMA', numa.found())
1856 config_host_data.set('CONFIG_OPENGL', opengl.found())
1857 config_host_data.set('CONFIG_PROFILER', get_option('profiler'))
1858 config_host_data.set('CONFIG_RBD', rbd.found())
1859 config_host_data.set('CONFIG_RDMA', rdma.found())
1860 config_host_data.set('CONFIG_SDL', sdl.found())
1861 config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found())
1862 config_host_data.set('CONFIG_SECCOMP', seccomp.found())
1864 config_host_data.set('CONFIG_SECCOMP_SYSRAWRC', seccomp_has_sysrawrc)
1866 config_host_data.set('CONFIG_SNAPPY', snappy.found())
1867 config_host_data.set('CONFIG_TPM', have_tpm)
1868 config_host_data.set('CONFIG_USB_LIBUSB', libusb.found())
1869 config_host_data.set('CONFIG_VDE', vde.found())
1870 config_host_data.set('CONFIG_VHOST_NET', have_vhost_net)
1871 config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user)
1872 config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa)
1873 config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel)
1874 config_host_data.set('CONFIG_VHOST_USER', have_vhost_user)
1875 config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto)
1876 config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa)
1877 config_host_data.set('CONFIG_VMNET', vmnet.found())
1878 config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server)
1879 config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export)
1880 config_host_data.set('CONFIG_PNG', png.found())
1881 config_host_data.set('CONFIG_VNC', vnc.found())
1882 config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
1883 config_host_data.set('CONFIG_VNC_SASL', sasl.found())
1884 config_host_data.set('CONFIG_VIRTFS', have_virtfs)
1885 config_host_data.set('CONFIG_VTE', vte.found())
1886 config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found())
1887 config_host_data.set('CONFIG_KEYUTILS', keyutils.found())
1888 config_host_data.set('CONFIG_GETTID', has_gettid)
1889 config_host_data.set('CONFIG_GNUTLS', gnutls.found())
1890 config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found())
1891 config_host_data.set('CONFIG_TASN1', tasn1.found())
1892 config_host_data.set('CONFIG_GCRYPT', gcrypt.found())
1893 config_host_data.set('CONFIG_NETTLE', nettle.found())
1894 config_host_data.set('CONFIG_HOGWEED', hogweed.found())
1895 config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private')
1896 config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim)
1897 config_host_data.set('CONFIG_STATX', has_statx)
1898 config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id)
1899 config_host_data.set('CONFIG_ZSTD', zstd.found())
1900 config_host_data.set('CONFIG_FUSE', fuse.found())
1901 config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found())
1902 config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found())
1903 if spice_protocol.found()
1904 config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0])
1905 config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1])
1906 config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2])
1908 config_host_data.set('CONFIG_SPICE', spice.found())
1909 config_host_data.set('CONFIG_X11', x11.found())
1910 config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display)
1911 config_host_data.set('CONFIG_CFI', get_option('cfi'))
1912 config_host_data.set('CONFIG_SELINUX', selinux.found())
1913 config_host_data.set('CONFIG_XEN_BACKEND', xen.found())
1915 # protect from xen.version() having less than three components
1916 xen_version = xen.version().split('.') + ['0', '0']
1917 xen_ctrl_version = xen_version[0] + \
1918 ('0' + xen_version[1]).substring(-2) + \
1919 ('0' + xen_version[2]).substring(-2)
1920 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version)
1922 config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version()))
1923 config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0])
1924 config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
1925 config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
1927 config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf)
1928 config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device)
1930 have_coroutine_pool = get_option('coroutine_pool')
1931 if get_option('debug_stack_usage') and have_coroutine_pool
1932 message('Disabling coroutine pool to measure stack usage')
1933 have_coroutine_pool = false
1935 config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool)
1936 config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex'))
1937 config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage'))
1938 config_host_data.set('CONFIG_GPROF', get_option('gprof'))
1939 config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed())
1940 config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug'))
1941 config_host_data.set('CONFIG_REPLICATION', get_option('replication').allowed())
1944 config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h'))
1945 config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h'))
1946 config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h'))
1947 config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
1948 config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
1949 config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
1950 config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h'))
1951 config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
1952 config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
1953 if targetos == 'windows'
1954 config_host_data.set('HAVE_AFUNIX_H', cc.has_header('afunix.h'))
1958 config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4'))
1959 config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime'))
1960 config_host_data.set('CONFIG_DUP3', cc.has_function('dup3'))
1961 config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate'))
1962 config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate'))
1963 # Note that we need to specify prefix: here to avoid incorrectly
1964 # thinking that Windows has posix_memalign()
1965 config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>'))
1966 config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc'))
1967 config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc'))
1968 config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign'))
1969 config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll'))
1970 config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>'))
1971 config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np'))
1972 config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile'))
1973 config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare'))
1974 config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs'))
1975 config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range'))
1976 config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create'))
1977 config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range'))
1978 config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs'))
1979 config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util))
1980 config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul'))
1981 config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>'))
1983 config_host_data.set('HAVE_RBD_NAMESPACE_EXISTS',
1984 cc.has_function('rbd_namespace_exists',
1986 prefix: '#include <rbd/librbd.h>'))
1989 config_host_data.set('HAVE_IBV_ADVISE_MR',
1990 cc.has_function('ibv_advise_mr',
1992 prefix: '#include <infiniband/verbs.h>'))
1996 config_host_data.set('CONFIG_BYTESWAP_H',
1997 cc.has_header_symbol('byteswap.h', 'bswap_32'))
1998 config_host_data.set('CONFIG_EPOLL_CREATE1',
1999 cc.has_header_symbol('sys/epoll.h', 'epoll_create1'))
2000 config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE',
2001 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and
2002 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE'))
2003 config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE',
2004 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE'))
2005 config_host_data.set('CONFIG_FIEMAP',
2006 cc.has_header('linux/fiemap.h') and
2007 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP'))
2008 config_host_data.set('CONFIG_GETRANDOM',
2009 cc.has_function('getrandom') and
2010 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK'))
2011 config_host_data.set('CONFIG_INOTIFY',
2012 cc.has_header_symbol('sys/inotify.h', 'inotify_init'))
2013 config_host_data.set('CONFIG_INOTIFY1',
2014 cc.has_header_symbol('sys/inotify.h', 'inotify_init1'))
2015 config_host_data.set('CONFIG_MACHINE_BSWAP_H',
2016 cc.has_header_symbol('machine/bswap.h', 'bswap32',
2017 prefix: '''#include <sys/endian.h>
2018 #include <sys/types.h>'''))
2019 config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK',
2020 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK'))
2021 config_host_data.set('CONFIG_RTNETLINK',
2022 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN'))
2023 config_host_data.set('CONFIG_SYSMACROS',
2024 cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
2025 config_host_data.set('HAVE_OPTRESET',
2026 cc.has_header_symbol('getopt.h', 'optreset'))
2027 config_host_data.set('HAVE_IPPROTO_MPTCP',
2028 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP'))
2029 config_host_data.set('HAVE_SYS_MOUNT_FSCONFIG',
2030 cc.has_header_symbol('sys/mount.h', 'FSCONFIG_SET_FLAG'))
2033 config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID',
2034 cc.has_member('struct sigevent', 'sigev_notify_thread_id',
2035 prefix: '#include <signal.h>'))
2036 config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM',
2037 cc.has_member('struct stat', 'st_atim',
2038 prefix: '#include <sys/stat.h>'))
2041 config_host_data.set('CONFIG_IOVEC',
2042 cc.has_type('struct iovec',
2043 prefix: '#include <sys/uio.h>'))
2044 config_host_data.set('HAVE_UTMPX',
2045 cc.has_type('struct utmpx',
2046 prefix: '#include <utmpx.h>'))
2048 config_host_data.set('CONFIG_EVENTFD', cc.links('''
2049 #include <sys/eventfd.h>
2050 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }'''))
2051 config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + '''
2054 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
2055 return fdatasync(0);
2057 #error Not supported
2061 has_madvise = cc.links(gnu_source_prefix + '''
2062 #include <sys/types.h>
2063 #include <sys/mman.h>
2065 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''')
2066 missing_madvise_proto = false
2068 # Some platforms (illumos and Solaris before Solaris 11) provide madvise()
2069 # but forget to prototype it. In this case, has_madvise will be true (the
2070 # test program links despite a compile warning). To detect the
2071 # missing-prototype case, we try again with a definitely-bogus prototype.
2072 # This will only compile if the system headers don't provide the prototype;
2073 # otherwise the conflicting prototypes will cause a compiler error.
2074 missing_madvise_proto = cc.links(gnu_source_prefix + '''
2075 #include <sys/types.h>
2076 #include <sys/mman.h>
2078 extern int madvise(int);
2079 int main(void) { return madvise(0); }''')
2081 config_host_data.set('CONFIG_MADVISE', has_madvise)
2082 config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto)
2084 config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + '''
2085 #include <sys/mman.h>
2086 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }'''))
2087 config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + '''
2089 #if !defined(AT_EMPTY_PATH)
2090 # error missing definition
2092 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
2094 config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + '''
2095 #include <sys/mman.h>
2097 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }'''))
2099 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + '''
2100 #include <pthread.h>
2102 static void *f(void *p) { return NULL; }
2106 pthread_create(&thread, 0, f, 0);
2107 pthread_setname_np(thread, "QEMU");
2109 }''', dependencies: threads))
2110 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + '''
2111 #include <pthread.h>
2113 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
2117 pthread_create(&thread, 0, f, 0);
2119 }''', dependencies: threads))
2120 config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + '''
2121 #include <pthread.h>
2126 pthread_condattr_t attr
2127 pthread_condattr_init(&attr);
2128 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC);
2130 }''', dependencies: threads))
2131 config_host_data.set('CONFIG_PTHREAD_AFFINITY_NP', cc.links(gnu_source_prefix + '''
2132 #include <pthread.h>
2134 static void *f(void *p) { return NULL; }
2137 int setsize = CPU_ALLOC_SIZE(64);
2140 pthread_create(&thread, 0, f, 0);
2141 cpuset = CPU_ALLOC(64);
2142 CPU_ZERO_S(setsize, cpuset);
2143 pthread_setaffinity_np(thread, setsize, cpuset);
2144 pthread_getaffinity_np(thread, setsize, cpuset);
2147 }''', dependencies: threads))
2148 config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + '''
2149 #include <sys/signalfd.h>
2151 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }'''))
2152 config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + '''
2160 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2161 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2165 config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + '''
2166 #include <sys/mman.h>
2167 int main(int argc, char *argv[]) {
2168 return mlockall(MCL_FUTURE);
2172 if get_option('l2tpv3').allowed() and have_system
2173 have_l2tpv3 = cc.has_type('struct mmsghdr',
2174 prefix: gnu_source_prefix + '''
2175 #include <sys/socket.h>
2176 #include <linux/ip.h>''')
2178 config_host_data.set('CONFIG_L2TPV3', have_l2tpv3)
2181 if get_option('netmap').allowed() and have_system
2182 have_netmap = cc.compiles('''
2183 #include <inttypes.h>
2185 #include <net/netmap.h>
2186 #include <net/netmap_user.h>
2187 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2190 int main(void) { return 0; }''')
2191 if not have_netmap and get_option('netmap').enabled()
2192 error('Netmap headers not available')
2195 config_host_data.set('CONFIG_NETMAP', have_netmap)
2197 # Work around a system header bug with some kernel/XFS header
2198 # versions where they both try to define 'struct fsxattr':
2199 # xfs headers will not try to redefine structs from linux headers
2200 # if this macro is set.
2201 config_host_data.set('HAVE_FSXATTR', cc.links('''
2202 #include <linux/fs.h>
2208 # Some versions of Mac OS X incorrectly define SIZE_MAX
2209 config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles('''
2212 int main(int argc, char *argv[]) {
2213 return printf("%zu", SIZE_MAX);
2214 }''', args: ['-Werror']))
2221 y = __atomic_load_n(&x, __ATOMIC_RELAXED);
2222 __atomic_store_n(&x, y, __ATOMIC_RELAXED);
2223 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
2224 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED);
2225 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED);
2229 # See if 64-bit atomic operations are supported.
2230 # Note that without __atomic builtins, we can only
2231 # assume atomic loads/stores max at pointer size.
2232 config_host_data.set('CONFIG_ATOMIC64', cc.links(atomic_test.format('uint64_t')))
2234 has_int128 = cc.links('''
2244 config_host_data.set('CONFIG_INT128', has_int128)
2247 # "do we have 128-bit atomics which are handled inline and specifically not
2248 # via libatomic". The reason we can't use libatomic is documented in the
2249 # comment starting "GCC is a house divided" in include/qemu/atomic128.h.
2250 has_atomic128 = cc.links(atomic_test.format('unsigned __int128'))
2252 config_host_data.set('CONFIG_ATOMIC128', has_atomic128)
2254 if not has_atomic128
2255 has_cmpxchg128 = cc.links('''
2258 unsigned __int128 x = 0, y = 0;
2259 __sync_val_compare_and_swap_16(&x, y, x);
2264 config_host_data.set('CONFIG_CMPXCHG128', has_cmpxchg128)
2268 config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + '''
2269 #include <sys/auxv.h>
2271 return getauxval(AT_HWCAP) == 0;
2274 config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles('''
2275 #include <linux/usbdevice_fs.h>
2277 #ifndef USBDEVFS_GET_CAPABILITIES
2278 #error "USBDEVFS_GET_CAPABILITIES undefined"
2281 #ifndef USBDEVFS_DISCONNECT_CLAIM
2282 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
2285 int main(void) { return 0; }'''))
2287 have_keyring = get_option('keyring') \
2288 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \
2289 .require(cc.compiles('''
2291 #include <asm/unistd.h>
2292 #include <linux/keyctl.h>
2293 #include <sys/syscall.h>
2296 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
2297 }'''), error_message: 'keyctl syscall not available on this system').allowed()
2298 config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring)
2300 have_cpuid_h = cc.links('''
2303 unsigned a, b, c, d;
2304 unsigned max = __get_cpuid_max(0, 0);
2307 __cpuid(1, a, b, c, d);
2311 __cpuid_count(7, 0, a, b, c, d);
2316 config_host_data.set('CONFIG_CPUID_H', have_cpuid_h)
2318 config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \
2319 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \
2320 .require(cc.links('''
2321 #pragma GCC push_options
2322 #pragma GCC target("avx2")
2324 #include <immintrin.h>
2325 static int bar(void *a) {
2326 __m256i x = *(__m256i *)a;
2327 return _mm256_testz_si256(x, x);
2329 int main(int argc, char *argv[]) { return bar(argv[0]); }
2330 '''), error_message: 'AVX2 not available').allowed())
2332 config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \
2333 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \
2334 .require(cc.links('''
2335 #pragma GCC push_options
2336 #pragma GCC target("avx512f")
2338 #include <immintrin.h>
2339 static int bar(void *a) {
2340 __m512i x = *(__m512i *)a;
2341 return _mm512_test_epi64_mask(x, x);
2343 int main(int argc, char *argv[]) { return bar(argv[0]); }
2344 '''), error_message: 'AVX512F not available').allowed())
2346 have_pvrdma = get_option('pvrdma') \
2347 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \
2348 .require(cc.compiles(gnu_source_prefix + '''
2349 #include <sys/mman.h>
2354 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
2357 }'''), error_message: 'PVRDMA requires mremap').allowed()
2360 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links('''
2361 #include <infiniband/verbs.h>
2365 struct ibv_pd *pd = NULL;
2371 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
2377 if get_option('membarrier').disabled()
2378 have_membarrier = false
2379 elif targetos == 'windows'
2380 have_membarrier = true
2381 elif targetos == 'linux'
2382 have_membarrier = cc.compiles('''
2383 #include <linux/membarrier.h>
2384 #include <sys/syscall.h>
2388 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
2389 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
2393 config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \
2394 .require(have_membarrier, error_message: 'membarrier system call not available') \
2397 have_afalg = get_option('crypto_afalg') \
2398 .require(cc.compiles(gnu_source_prefix + '''
2400 #include <sys/types.h>
2401 #include <sys/socket.h>
2402 #include <linux/if_alg.h>
2405 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
2408 '''), error_message: 'AF_ALG requested but could not be detected').allowed()
2409 config_host_data.set('CONFIG_AF_ALG', have_afalg)
2411 config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol(
2412 'linux/vm_sockets.h', 'AF_VSOCK',
2413 prefix: '#include <sys/socket.h>',
2417 have_vss_sdk = false # old xp/2003 SDK
2418 if targetos == 'windows' and link_language == 'cpp'
2419 have_vss = cxx.compiles('''
2420 #define __MIDL_user_allocate_free_DEFINED__
2422 int main(void) { return VSS_CTX_BACKUP; }''')
2423 have_vss_sdk = cxx.has_header('vscoordint.h')
2425 config_host_data.set('HAVE_VSS_SDK', have_vss_sdk)
2427 foreach k, v: config_host
2428 if k.startswith('CONFIG_')
2429 config_host_data.set(k, v == 'y' ? 1 : v)
2433 # Older versions of MinGW do not import _lock_file and _unlock_file properly.
2434 # This was fixed for v6.0.0 with commit b48e3ac8969d.
2435 if targetos == 'windows'
2436 config_host_data.set('HAVE__LOCK_FILE', cc.links('''
2442 }''', name: '_lock_file and _unlock_file'))
2445 ########################
2446 # Target configuration #
2447 ########################
2449 minikconf = find_program('scripts/minikconf.py')
2451 config_all_devices = {}
2452 config_all_disas = {}
2453 config_devices_mak_list = []
2454 config_devices_h = {}
2455 config_target_h = {}
2456 config_target_mak = {}
2459 'alpha' : ['CONFIG_ALPHA_DIS'],
2460 'avr' : ['CONFIG_AVR_DIS'],
2461 'cris' : ['CONFIG_CRIS_DIS'],
2462 'hexagon' : ['CONFIG_HEXAGON_DIS'],
2463 'hppa' : ['CONFIG_HPPA_DIS'],
2464 'i386' : ['CONFIG_I386_DIS'],
2465 'x86_64' : ['CONFIG_I386_DIS'],
2466 'm68k' : ['CONFIG_M68K_DIS'],
2467 'microblaze' : ['CONFIG_MICROBLAZE_DIS'],
2468 'mips' : ['CONFIG_MIPS_DIS'],
2469 'nios2' : ['CONFIG_NIOS2_DIS'],
2470 'or1k' : ['CONFIG_OPENRISC_DIS'],
2471 'ppc' : ['CONFIG_PPC_DIS'],
2472 'riscv' : ['CONFIG_RISCV_DIS'],
2473 'rx' : ['CONFIG_RX_DIS'],
2474 's390' : ['CONFIG_S390_DIS'],
2475 'sh4' : ['CONFIG_SH4_DIS'],
2476 'sparc' : ['CONFIG_SPARC_DIS'],
2477 'xtensa' : ['CONFIG_XTENSA_DIS'],
2478 'loongarch' : ['CONFIG_LOONGARCH_DIS'],
2480 if link_language == 'cpp'
2482 'mips' : [ 'CONFIG_MIPS_DIS', 'CONFIG_NANOMIPS_DIS'],
2486 have_ivshmem = config_host_data.get('CONFIG_EVENTFD')
2488 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \
2489 (have_tpm ? ['CONFIG_TPM=y'] : []) + \
2490 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \
2491 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \
2492 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \
2493 (x11.found() ? ['CONFIG_X11=y'] : []) + \
2494 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \
2495 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \
2496 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \
2497 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \
2498 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \
2499 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \
2500 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \
2501 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : [])
2503 ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
2505 default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
2506 actual_target_dirs = []
2508 foreach target : target_dirs
2509 config_target = { 'TARGET_NAME': target.split('-')[0] }
2510 if target.endswith('linux-user')
2511 if targetos != 'linux'
2515 error('Target @0@ is only available on a Linux host'.format(target))
2517 config_target += { 'CONFIG_LINUX_USER': 'y' }
2518 elif target.endswith('bsd-user')
2519 if 'CONFIG_BSD' not in config_host
2523 error('Target @0@ is only available on a BSD host'.format(target))
2525 config_target += { 'CONFIG_BSD_USER': 'y' }
2526 elif target.endswith('softmmu')
2527 config_target += { 'CONFIG_SOFTMMU': 'y' }
2529 if target.endswith('-user')
2531 'CONFIG_USER_ONLY': 'y',
2532 'CONFIG_QEMU_INTERP_PREFIX':
2533 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME'])
2538 foreach sym: accelerators
2539 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, [])
2540 config_target += { sym: 'y' }
2541 config_all += { sym: 'y' }
2542 if sym == 'CONFIG_TCG' and tcg_arch == 'tci'
2543 config_target += { 'CONFIG_TCG_INTERPRETER': 'y' }
2545 if target in modular_tcg
2546 config_target += { 'CONFIG_TCG_MODULAR': 'y' }
2548 config_target += { 'CONFIG_TCG_BUILTIN': 'y' }
2550 accel_kconfig += [ sym + '=y' ]
2553 if accel_kconfig.length() == 0
2557 error('No accelerator available for target @0@'.format(target))
2560 actual_target_dirs += target
2561 config_target += keyval.load('configs/targets' / target + '.mak')
2562 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' }
2564 if 'TARGET_NEED_FDT' in config_target
2565 fdt_required += target
2569 if 'TARGET_BASE_ARCH' not in config_target
2570 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']}
2572 if 'TARGET_ABI_DIR' not in config_target
2573 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']}
2575 if 'TARGET_BIG_ENDIAN' not in config_target
2576 config_target += {'TARGET_BIG_ENDIAN': 'n'}
2579 foreach k, v: disassemblers
2580 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k)
2582 config_target += { sym: 'y' }
2583 config_all_disas += { sym: 'y' }
2588 config_target_data = configuration_data()
2589 foreach k, v: config_target
2590 if not k.startswith('TARGET_') and not k.startswith('CONFIG_')
2592 elif ignored.contains(k)
2594 elif k == 'TARGET_BASE_ARCH'
2595 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is
2596 # not used to select files from sourcesets.
2597 config_target_data.set('TARGET_' + v.to_upper(), 1)
2598 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX'
2599 config_target_data.set_quoted(k, v)
2601 config_target_data.set(k, 1)
2603 config_target_data.set(k, 0)
2605 config_target_data.set(k, v)
2608 config_target_data.set('QEMU_ARCH',
2609 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper())
2610 config_target_h += {target: configure_file(output: target + '-config-target.h',
2611 configuration: config_target_data)}
2613 if target.endswith('-softmmu')
2614 config_input = meson.get_external_property(target, 'default')
2615 config_devices_mak = target + '-config-devices.mak'
2616 config_devices_mak = configure_file(
2617 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'],
2618 output: config_devices_mak,
2619 depfile: config_devices_mak + '.d',
2621 command: [minikconf,
2622 get_option('default_devices') ? '--defconfig' : '--allnoconfig',
2623 config_devices_mak, '@DEPFILE@', '@INPUT@',
2624 host_kconfig, accel_kconfig,
2625 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y'])
2627 config_devices_data = configuration_data()
2628 config_devices = keyval.load(config_devices_mak)
2629 foreach k, v: config_devices
2630 config_devices_data.set(k, 1)
2632 config_devices_mak_list += config_devices_mak
2633 config_devices_h += {target: configure_file(output: target + '-config-devices.h',
2634 configuration: config_devices_data)}
2635 config_target += config_devices
2636 config_all_devices += config_devices
2638 config_target_mak += {target: config_target}
2640 target_dirs = actual_target_dirs
2642 # This configuration is used to build files that are shared by
2643 # multiple binaries, and then extracted out of the "common"
2644 # static_library target.
2646 # We do not use all_sources()/all_dependencies(), because it would
2647 # build literally all source files, including devices only used by
2648 # targets that are not built for this compilation. The CONFIG_ALL
2649 # pseudo symbol replaces it.
2651 config_all += config_all_devices
2652 config_all += config_host
2653 config_all += config_all_disas
2655 'CONFIG_XEN': xen.found(),
2656 'CONFIG_SOFTMMU': have_system,
2657 'CONFIG_USER_ONLY': have_user,
2661 target_configs_h = []
2662 foreach target: target_dirs
2663 target_configs_h += config_target_h[target]
2664 target_configs_h += config_devices_h.get(target, [])
2666 genh += custom_target('config-poison.h',
2667 input: [target_configs_h],
2668 output: 'config-poison.h',
2670 command: [find_program('scripts/make-config-poison.sh'),
2677 capstone = not_found
2678 if not get_option('capstone').auto() or have_system or have_user
2679 capstone = dependency('capstone', version: '>=3.0.5',
2680 kwargs: static_kwargs, method: 'pkg-config',
2681 required: get_option('capstone'))
2683 # Some versions of capstone have broken pkg-config file
2684 # that reports a wrong -I path, causing the #include to
2685 # fail later. If the system has such a broken version
2687 if capstone.found() and not cc.compiles('#include <capstone.h>',
2688 dependencies: [capstone])
2689 capstone = not_found
2690 if get_option('capstone').enabled()
2691 error('capstone requested, but it does not appear to work')
2696 libvfio_user_dep = not_found
2697 if have_system and vfio_user_server_allowed
2698 have_internal = fs.exists(meson.current_source_dir() / 'subprojects/libvfio-user/meson.build')
2700 if not have_internal
2701 error('libvfio-user source not found - please pull git submodule')
2704 libvfio_user_proj = subproject('libvfio-user')
2706 libvfio_user_lib = libvfio_user_proj.get_variable('libvfio_user_dep')
2708 libvfio_user_dep = declare_dependency(dependencies: [libvfio_user_lib])
2713 fdt_opt = get_option('fdt')
2714 if fdt_opt in ['enabled', 'auto', 'system']
2715 have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt')
2716 fdt = cc.find_library('fdt', kwargs: static_kwargs,
2717 required: fdt_opt == 'system' or
2718 fdt_opt == 'enabled' and not have_internal)
2719 if fdt.found() and cc.links('''
2721 #include <libfdt_env.h>
2722 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''',
2725 elif fdt_opt == 'system'
2726 error('system libfdt requested, but it is too old (1.5.1 or newer required)')
2728 fdt_opt = 'internal'
2730 fdt_opt = 'disabled'
2734 if fdt_opt == 'internal'
2737 'dtc/libfdt/fdt_ro.c',
2738 'dtc/libfdt/fdt_wip.c',
2739 'dtc/libfdt/fdt_sw.c',
2740 'dtc/libfdt/fdt_rw.c',
2741 'dtc/libfdt/fdt_strerror.c',
2742 'dtc/libfdt/fdt_empty_tree.c',
2743 'dtc/libfdt/fdt_addresses.c',
2744 'dtc/libfdt/fdt_overlay.c',
2745 'dtc/libfdt/fdt_check.c',
2748 fdt_inc = include_directories('dtc/libfdt')
2749 libfdt = static_library('fdt',
2750 build_by_default: false,
2752 include_directories: fdt_inc)
2753 fdt = declare_dependency(link_with: libfdt,
2754 include_directories: fdt_inc)
2757 fdt_opt = 'disabled'
2759 if not fdt.found() and fdt_required.length() > 0
2760 error('fdt not available but required by targets ' + ', '.join(fdt_required))
2763 config_host_data.set('CONFIG_CAPSTONE', capstone.found())
2764 config_host_data.set('CONFIG_FDT', fdt.found())
2765 config_host_data.set('CONFIG_SLIRP', slirp.found())
2767 #####################
2768 # Generated sources #
2769 #####################
2771 genh += configure_file(output: 'config-host.h', configuration: config_host_data)
2773 hxtool = find_program('scripts/hxtool')
2774 shaderinclude = find_program('scripts/shaderinclude.pl')
2775 qapi_gen = find_program('scripts/qapi-gen.py')
2776 qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py',
2777 meson.current_source_dir() / 'scripts/qapi/commands.py',
2778 meson.current_source_dir() / 'scripts/qapi/common.py',
2779 meson.current_source_dir() / 'scripts/qapi/error.py',
2780 meson.current_source_dir() / 'scripts/qapi/events.py',
2781 meson.current_source_dir() / 'scripts/qapi/expr.py',
2782 meson.current_source_dir() / 'scripts/qapi/gen.py',
2783 meson.current_source_dir() / 'scripts/qapi/introspect.py',
2784 meson.current_source_dir() / 'scripts/qapi/parser.py',
2785 meson.current_source_dir() / 'scripts/qapi/schema.py',
2786 meson.current_source_dir() / 'scripts/qapi/source.py',
2787 meson.current_source_dir() / 'scripts/qapi/types.py',
2788 meson.current_source_dir() / 'scripts/qapi/visit.py',
2789 meson.current_source_dir() / 'scripts/qapi/common.py',
2790 meson.current_source_dir() / 'scripts/qapi-gen.py'
2794 python, files('scripts/tracetool.py'),
2795 '--backend=' + ','.join(get_option('trace_backends'))
2797 tracetool_depends = files(
2798 'scripts/tracetool/backend/log.py',
2799 'scripts/tracetool/backend/__init__.py',
2800 'scripts/tracetool/backend/dtrace.py',
2801 'scripts/tracetool/backend/ftrace.py',
2802 'scripts/tracetool/backend/simple.py',
2803 'scripts/tracetool/backend/syslog.py',
2804 'scripts/tracetool/backend/ust.py',
2805 'scripts/tracetool/format/ust_events_c.py',
2806 'scripts/tracetool/format/ust_events_h.py',
2807 'scripts/tracetool/format/__init__.py',
2808 'scripts/tracetool/format/d.py',
2809 'scripts/tracetool/format/simpletrace_stap.py',
2810 'scripts/tracetool/format/c.py',
2811 'scripts/tracetool/format/h.py',
2812 'scripts/tracetool/format/log_stap.py',
2813 'scripts/tracetool/format/stap.py',
2814 'scripts/tracetool/__init__.py',
2815 'scripts/tracetool/transform.py',
2816 'scripts/tracetool/vcpu.py'
2819 qemu_version_cmd = [find_program('scripts/qemu-version.sh'),
2820 meson.current_source_dir(),
2821 get_option('pkgversion'), meson.project_version()]
2822 qemu_version = custom_target('qemu-version.h',
2823 output: 'qemu-version.h',
2824 command: qemu_version_cmd,
2826 build_by_default: true,
2827 build_always_stale: true)
2828 genh += qemu_version
2832 ['qemu-options.hx', 'qemu-options.def'],
2833 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'],
2837 ['hmp-commands.hx', 'hmp-commands.h'],
2838 ['hmp-commands-info.hx', 'hmp-commands-info.h'],
2841 foreach d : hx_headers
2842 hxdep += custom_target(d[1],
2846 build_by_default: true, # to be removed when added to a target
2847 command: [hxtool, '-h', '@INPUT0@'])
2855 authz_ss = ss.source_set()
2856 blockdev_ss = ss.source_set()
2857 block_ss = ss.source_set()
2858 chardev_ss = ss.source_set()
2859 common_ss = ss.source_set()
2860 crypto_ss = ss.source_set()
2861 hwcore_ss = ss.source_set()
2862 io_ss = ss.source_set()
2863 qmp_ss = ss.source_set()
2864 qom_ss = ss.source_set()
2865 softmmu_ss = ss.source_set()
2866 specific_fuzz_ss = ss.source_set()
2867 specific_ss = ss.source_set()
2868 stub_ss = ss.source_set()
2869 trace_ss = ss.source_set()
2870 user_ss = ss.source_set()
2871 util_ss = ss.source_set()
2874 qtest_module_ss = ss.source_set()
2875 tcg_module_ss = ss.source_set()
2881 target_softmmu_arch = {}
2882 target_user_arch = {}
2888 # TODO: add each directory to the subdirs from its own meson.build, once
2890 trace_events_subdirs = [
2899 trace_events_subdirs += [ 'linux-user' ]
2902 trace_events_subdirs += [ 'bsd-user' ]
2905 trace_events_subdirs += [
2914 trace_events_subdirs += [
2928 'hw/block/dataplane',
2977 if have_system or have_user
2978 trace_events_subdirs += [
2996 vhost_user = not_found
2997 if targetos == 'linux' and have_vhost_user
2998 libvhost_user = subproject('libvhost-user')
2999 vhost_user = libvhost_user.get_variable('vhost_user_dep')
3002 libvduse = not_found
3004 libvduse_proj = subproject('libvduse')
3005 libvduse = libvduse_proj.get_variable('libvduse_dep')
3008 # NOTE: the trace/ subdirectory needs the qapi_trace_events variable
3009 # that is filled in by qapi/.
3024 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO')
3025 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO')
3028 qom_ss = qom_ss.apply(config_host, strict: false)
3029 libqom = static_library('qom', qom_ss.sources() + genh,
3030 dependencies: [qom_ss.dependencies()],
3032 qom = declare_dependency(link_whole: libqom)
3034 event_loop_base = files('event-loop-base.c')
3035 event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh,
3036 build_by_default: true)
3037 event_loop_base = declare_dependency(link_whole: event_loop_base,
3038 dependencies: [qom])
3040 stub_ss = stub_ss.apply(config_all, strict: false)
3042 util_ss.add_all(trace_ss)
3043 util_ss = util_ss.apply(config_all, strict: false)
3044 libqemuutil = static_library('qemuutil',
3045 sources: util_ss.sources() + stub_ss.sources() + genh,
3046 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman])
3047 qemuutil = declare_dependency(link_with: libqemuutil,
3048 sources: genh + version_res,
3049 dependencies: [event_loop_base])
3051 if have_system or have_user
3052 decodetree = generator(find_program('scripts/decodetree.py'),
3054 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@'])
3055 subdir('libdecnumber')
3072 if config_host_data.get('CONFIG_REPLICATION')
3073 block_ss.add(files('replication.c'))
3080 blockdev_ss.add(files(
3087 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
3088 # os-win32.c does not
3089 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
3090 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
3093 common_ss.add(files('cpus-common.c'))
3097 common_ss.add(capstone)
3098 specific_ss.add(files('cpu.c', 'disas.c'), capstone)
3100 # Work around a gcc bug/misfeature wherein constant propagation looks
3102 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696
3103 # to guess that a const variable is always zero. Without lto, this is
3104 # impossible, as the alias is restricted to page-vary-common.c. Indeed,
3105 # without lto, not even the alias is required -- we simply use different
3106 # declarations in different compilation units.
3107 pagevary = files('page-vary-common.c')
3108 if get_option('b_lto')
3109 pagevary_flags = ['-fno-lto']
3110 if get_option('cfi')
3111 pagevary_flags += '-fno-sanitize=cfi-icall'
3113 pagevary = static_library('page-vary-common', sources: pagevary + genh,
3114 c_args: pagevary_flags)
3115 pagevary = declare_dependency(link_with: pagevary)
3117 common_ss.add(pagevary)
3118 specific_ss.add(files('page-vary.c'))
3126 subdir('semihosting')
3133 common_user_inc = []
3135 subdir('common-user')
3137 subdir('linux-user')
3139 # needed for fuzzing binaries
3140 subdir('tests/qtest/libqos')
3141 subdir('tests/qtest/fuzz')
3144 tcg_real_module_ss = ss.source_set()
3145 tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss)
3146 specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss)
3147 target_modules += { 'accel' : { 'qtest': qtest_module_ss,
3148 'tcg': tcg_real_module_ss }}
3150 ########################
3151 # Library dependencies #
3152 ########################
3154 modinfo_collect = find_program('scripts/modinfo-collect.py')
3155 modinfo_generate = find_program('scripts/modinfo-generate.py')
3160 foreach d, list : modules
3161 foreach m, module_ss : list
3162 if enable_modules and targetos != 'windows'
3163 module_ss = module_ss.apply(config_all, strict: false)
3164 sl = static_library(d + '-' + m, [genh, module_ss.sources()],
3165 dependencies: [modulecommon, module_ss.dependencies()], pic: true)
3171 if module_ss.sources() != []
3172 # FIXME: Should use sl.extract_all_objects(recursive: true) as
3173 # input. Sources can be used multiple times but objects are
3174 # unique when it comes to lookup in compile_commands.json.
3175 # Depnds on a mesion version with
3176 # https://github.com/mesonbuild/meson/pull/8900
3177 modinfo_files += custom_target(d + '-' + m + '.modinfo',
3178 output: d + '-' + m + '.modinfo',
3179 input: module_ss.sources() + genh,
3181 command: [modinfo_collect, module_ss.sources()])
3185 block_ss.add_all(module_ss)
3187 softmmu_ss.add_all(module_ss)
3193 foreach d, list : target_modules
3194 foreach m, module_ss : list
3195 if enable_modules and targetos != 'windows'
3196 foreach target : target_dirs
3197 if target.endswith('-softmmu')
3198 config_target = config_target_mak[target]
3199 config_target += config_host
3200 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3201 c_args = ['-DNEED_CPU_H',
3204 target_module_ss = module_ss.apply(config_target, strict: false)
3205 if target_module_ss.sources() != []
3206 module_name = d + '-' + m + '-' + config_target['TARGET_NAME']
3207 sl = static_library(module_name,
3208 [genh, target_module_ss.sources()],
3209 dependencies: [modulecommon, target_module_ss.dependencies()],
3210 include_directories: target_inc,
3214 # FIXME: Should use sl.extract_all_objects(recursive: true) too.
3215 modinfo_files += custom_target(module_name + '.modinfo',
3216 output: module_name + '.modinfo',
3217 input: target_module_ss.sources() + genh,
3219 command: [modinfo_collect, '--target', target, target_module_ss.sources()])
3224 specific_ss.add_all(module_ss)
3230 foreach target : target_dirs
3231 if target.endswith('-softmmu')
3232 config_target = config_target_mak[target]
3233 config_devices_mak = target + '-config-devices.mak'
3234 modinfo_src = custom_target('modinfo-' + target + '.c',
3235 output: 'modinfo-' + target + '.c',
3236 input: modinfo_files,
3237 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'],
3240 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src)
3241 modinfo_dep = declare_dependency(link_with: modinfo_lib)
3243 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH']
3244 hw_arch[arch].add(modinfo_dep)
3249 nm = find_program('nm')
3250 undefsym = find_program('scripts/undefsym.py')
3251 block_syms = custom_target('block.syms', output: 'block.syms',
3252 input: [libqemuutil, block_mods],
3254 command: [undefsym, nm, '@INPUT@'])
3255 qemu_syms = custom_target('qemu.syms', output: 'qemu.syms',
3256 input: [libqemuutil, softmmu_mods],
3258 command: [undefsym, nm, '@INPUT@'])
3260 authz_ss = authz_ss.apply(config_host, strict: false)
3261 libauthz = static_library('authz', authz_ss.sources() + genh,
3262 dependencies: [authz_ss.dependencies()],
3264 build_by_default: false)
3266 authz = declare_dependency(link_whole: libauthz,
3269 crypto_ss = crypto_ss.apply(config_host, strict: false)
3270 libcrypto = static_library('crypto', crypto_ss.sources() + genh,
3271 dependencies: [crypto_ss.dependencies()],
3273 build_by_default: false)
3275 crypto = declare_dependency(link_whole: libcrypto,
3276 dependencies: [authz, qom])
3278 io_ss = io_ss.apply(config_host, strict: false)
3279 libio = static_library('io', io_ss.sources() + genh,
3280 dependencies: [io_ss.dependencies()],
3281 link_with: libqemuutil,
3283 build_by_default: false)
3285 io = declare_dependency(link_whole: libio, dependencies: [crypto, qom])
3287 libmigration = static_library('migration', sources: migration_files + genh,
3289 build_by_default: false)
3290 migration = declare_dependency(link_with: libmigration,
3291 dependencies: [zlib, qom, io])
3292 softmmu_ss.add(migration)
3294 block_ss = block_ss.apply(config_host, strict: false)
3295 libblock = static_library('block', block_ss.sources() + genh,
3296 dependencies: block_ss.dependencies(),
3297 link_depends: block_syms,
3299 build_by_default: false)
3301 block = declare_dependency(link_whole: [libblock],
3302 link_args: '@block.syms',
3303 dependencies: [crypto, io])
3305 blockdev_ss = blockdev_ss.apply(config_host, strict: false)
3306 libblockdev = static_library('blockdev', blockdev_ss.sources() + genh,
3307 dependencies: blockdev_ss.dependencies(),
3309 build_by_default: false)
3311 blockdev = declare_dependency(link_whole: [libblockdev],
3312 dependencies: [block, event_loop_base])
3314 qmp_ss = qmp_ss.apply(config_host, strict: false)
3315 libqmp = static_library('qmp', qmp_ss.sources() + genh,
3316 dependencies: qmp_ss.dependencies(),
3318 build_by_default: false)
3320 qmp = declare_dependency(link_whole: [libqmp])
3322 libchardev = static_library('chardev', chardev_ss.sources() + genh,
3324 dependencies: chardev_ss.dependencies(),
3325 build_by_default: false)
3327 chardev = declare_dependency(link_whole: libchardev)
3329 hwcore_ss = hwcore_ss.apply(config_host, strict: false)
3330 libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh,
3332 build_by_default: false)
3333 hwcore = declare_dependency(link_whole: libhwcore)
3334 common_ss.add(hwcore)
3340 emulator_modules = []
3341 foreach m : block_mods + softmmu_mods
3342 emulator_modules += shared_module(m.name(),
3343 build_by_default: true,
3347 install_dir: qemu_moddir)
3349 if emulator_modules.length() > 0
3350 alias_target('modules', emulator_modules)
3353 softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp)
3354 common_ss.add(qom, qemuutil)
3356 common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss])
3357 common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss)
3359 common_all = common_ss.apply(config_all, strict: false)
3360 common_all = static_library('common',
3361 build_by_default: false,
3362 sources: common_all.sources() + genh,
3363 include_directories: common_user_inc,
3364 implicit_include_directories: false,
3365 dependencies: common_all.dependencies(),
3368 feature_to_c = find_program('scripts/feature_to_c.sh')
3370 if targetos == 'darwin'
3371 entitlement = find_program('scripts/entitlement.sh')
3375 foreach target : target_dirs
3376 config_target = config_target_mak[target]
3377 target_name = config_target['TARGET_NAME']
3378 target_base_arch = config_target['TARGET_BASE_ARCH']
3379 arch_srcs = [config_target_h[target]]
3381 c_args = ['-DNEED_CPU_H',
3384 link_args = emulator_link_args
3386 config_target += config_host
3387 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3388 if targetos == 'linux'
3389 target_inc += include_directories('linux-headers', is_system: true)
3391 if target.endswith('-softmmu')
3392 target_type='system'
3393 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false)
3394 arch_srcs += t.sources()
3395 arch_deps += t.dependencies()
3397 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch
3398 hw = hw_arch[hw_dir].apply(config_target, strict: false)
3399 arch_srcs += hw.sources()
3400 arch_deps += hw.dependencies()
3402 arch_srcs += config_devices_h[target]
3403 link_args += ['@block.syms', '@qemu.syms']
3405 abi = config_target['TARGET_ABI_DIR']
3407 target_inc += common_user_inc
3408 if target_base_arch in target_user_arch
3409 t = target_user_arch[target_base_arch].apply(config_target, strict: false)
3410 arch_srcs += t.sources()
3411 arch_deps += t.dependencies()
3413 if 'CONFIG_LINUX_USER' in config_target
3414 base_dir = 'linux-user'
3416 if 'CONFIG_BSD_USER' in config_target
3417 base_dir = 'bsd-user'
3418 target_inc += include_directories('bsd-user/' / targetos)
3419 target_inc += include_directories('bsd-user/host/' / host_arch)
3420 dir = base_dir / abi
3421 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c')
3423 target_inc += include_directories(
3427 if 'CONFIG_LINUX_USER' in config_target
3428 dir = base_dir / abi
3429 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c')
3430 if config_target.has_key('TARGET_SYSTBL_ABI')
3432 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'],
3433 extra_args : config_target['TARGET_SYSTBL_ABI'])
3438 if 'TARGET_XML_FILES' in config_target
3439 gdbstub_xml = custom_target(target + '-gdbstub-xml.c',
3440 output: target + '-gdbstub-xml.c',
3441 input: files(config_target['TARGET_XML_FILES'].split()),
3442 command: [feature_to_c, '@INPUT@'],
3444 arch_srcs += gdbstub_xml
3447 t = target_arch[target_base_arch].apply(config_target, strict: false)
3448 arch_srcs += t.sources()
3449 arch_deps += t.dependencies()
3451 target_common = common_ss.apply(config_target, strict: false)
3452 objects = common_all.extract_objects(target_common.sources())
3453 deps = target_common.dependencies()
3455 target_specific = specific_ss.apply(config_target, strict: false)
3456 arch_srcs += target_specific.sources()
3457 arch_deps += target_specific.dependencies()
3459 lib = static_library('qemu-' + target,
3460 sources: arch_srcs + genh,
3461 dependencies: arch_deps,
3463 include_directories: target_inc,
3465 build_by_default: false,
3468 if target.endswith('-softmmu')
3470 'name': 'qemu-system-' + target_name,
3471 'win_subsystem': 'console',
3472 'sources': files('softmmu/main.c'),
3475 if targetos == 'windows' and (sdl.found() or gtk.found())
3477 'name': 'qemu-system-' + target_name + 'w',
3478 'win_subsystem': 'windows',
3479 'sources': files('softmmu/main.c'),
3483 if get_option('fuzzing')
3484 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false)
3486 'name': 'qemu-fuzz-' + target_name,
3487 'win_subsystem': 'console',
3488 'sources': specific_fuzz.sources(),
3489 'dependencies': specific_fuzz.dependencies(),
3494 'name': 'qemu-' + target_name,
3495 'win_subsystem': 'console',
3501 exe_name = exe['name']
3502 if targetos == 'darwin'
3503 exe_name += '-unsigned'
3506 emulator = executable(exe_name, exe['sources'],
3509 dependencies: arch_deps + deps + exe['dependencies'],
3510 objects: lib.extract_all_objects(recursive: true),
3511 link_language: link_language,
3512 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
3513 link_args: link_args,
3514 win_subsystem: exe['win_subsystem'])
3516 if targetos == 'darwin'
3517 icon = 'pc-bios/qemu.rsrc'
3518 build_input = [emulator, files(icon)]
3520 get_option('bindir') / exe_name,
3521 meson.current_source_dir() / icon
3523 if 'CONFIG_HVF' in config_target
3524 entitlements = 'accel/hvf/entitlements.plist'
3525 build_input += files(entitlements)
3526 install_input += meson.current_source_dir() / entitlements
3529 emulators += {exe['name'] : custom_target(exe['name'],
3531 output: exe['name'],
3532 command: [entitlement, '@OUTPUT@', '@INPUT@'])
3535 meson.add_install_script(entitlement, '--install',
3536 get_option('bindir') / exe['name'],
3539 emulators += {exe['name']: emulator}
3544 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false},
3545 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true},
3546 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
3547 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
3549 custom_target(exe['name'] + stp['ext'],
3550 input: trace_events_all,
3551 output: exe['name'] + stp['ext'],
3552 install: stp['install'],
3553 install_dir: get_option('datadir') / 'systemtap/tapset',
3555 tracetool, '--group=all', '--format=' + stp['fmt'],
3556 '--binary=' + stp['bin'],
3557 '--target-name=' + target_name,
3558 '--target-type=' + target_type,
3559 '--probe-prefix=qemu.' + target_type + '.' + target_name,
3560 '@INPUT@', '@OUTPUT@'
3562 depend_files: tracetool_depends)
3568 # Other build targets
3570 if 'CONFIG_PLUGIN' in config_host
3571 install_headers('include/qemu/qemu-plugin.h')
3576 # Don't build qemu-keymap if xkbcommon is not explicitly enabled
3577 # when we don't build tools or system
3578 if xkbcommon.found()
3579 # used for the update-keymaps target, so include rules even if !have_tools
3580 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh,
3581 dependencies: [qemuutil, xkbcommon], install: have_tools)
3585 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
3586 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)
3587 qemu_io = executable('qemu-io', files('qemu-io.c'),
3588 dependencies: [block, qemuutil], install: true)
3589 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'),
3590 dependencies: [blockdev, qemuutil, gnutls, selinux],
3593 subdir('storage-daemon')
3594 subdir('contrib/rdmacm-mux')
3595 subdir('contrib/elf2dmp')
3597 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'),
3598 dependencies: qemuutil,
3602 subdir('contrib/vhost-user-blk')
3603 subdir('contrib/vhost-user-gpu')
3604 subdir('contrib/vhost-user-input')
3605 subdir('contrib/vhost-user-scsi')
3608 if targetos == 'linux'
3609 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'),
3610 dependencies: [qemuutil, libcap_ng],
3612 install_dir: get_option('libexecdir'))
3614 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'),
3615 dependencies: [authz, crypto, io, qom, qemuutil,
3616 libcap_ng, mpathpersist],
3621 subdir('contrib/ivshmem-client')
3622 subdir('contrib/ivshmem-server')
3635 if host_machine.system() == 'windows'
3637 find_program('scripts/nsis.py'),
3639 get_option('prefix'),
3640 meson.current_source_dir(),
3641 config_host['GLIB_BINDIR'],
3644 '-DDISPLAYVERSION=' + meson.project_version(),
3647 nsis_cmd += '-DCONFIG_DOCUMENTATION=y'
3650 nsis_cmd += '-DCONFIG_GTK=y'
3653 nsis = custom_target('nsis',
3654 output: 'qemu-setup-' + meson.project_version() + '.exe',
3655 input: files('qemu.nsi'),
3656 build_always_stale: true,
3657 command: nsis_cmd + ['@INPUT@'])
3658 alias_target('installer', nsis)
3661 #########################
3662 # Configuration summary #
3663 #########################
3667 summary_info += {'Install prefix': get_option('prefix')}
3668 summary_info += {'BIOS directory': qemu_datadir}
3669 pathsep = targetos == 'windows' ? ';' : ':'
3670 summary_info += {'firmware path': pathsep.join(get_option('qemu_firmwarepath'))}
3671 summary_info += {'binary directory': get_option('prefix') / get_option('bindir')}
3672 summary_info += {'library directory': get_option('prefix') / get_option('libdir')}
3673 summary_info += {'module directory': qemu_moddir}
3674 summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')}
3675 summary_info += {'include directory': get_option('prefix') / get_option('includedir')}
3676 summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')}
3677 if targetos != 'windows'
3678 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')}
3679 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')}
3681 summary_info += {'local state directory': 'queried at runtime'}
3683 summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')}
3684 summary_info += {'Build directory': meson.current_build_dir()}
3685 summary_info += {'Source path': meson.current_source_dir()}
3686 summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']}
3687 summary(summary_info, bool_yn: true, section: 'Directories')
3691 summary_info += {'git': config_host['GIT']}
3692 summary_info += {'make': config_host['MAKE']}
3693 summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
3694 summary_info += {'sphinx-build': sphinx_build}
3695 if config_host.has_key('HAVE_GDB_BIN')
3696 summary_info += {'gdb': config_host['HAVE_GDB_BIN']}
3698 summary_info += {'iasl': iasl}
3699 summary_info += {'genisoimage': config_host['GENISOIMAGE']}
3700 if targetos == 'windows' and have_ga
3701 summary_info += {'wixl': wixl}
3703 if slirp.found() and have_system
3704 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false}
3706 summary(summary_info, bool_yn: true, section: 'Host binaries')
3708 # Configurable features
3710 summary_info += {'Documentation': build_docs}
3711 summary_info += {'system-mode emulation': have_system}
3712 summary_info += {'user-mode emulation': have_user}
3713 summary_info += {'block layer': have_block}
3714 summary_info += {'Install blobs': get_option('install_blobs')}
3715 summary_info += {'module support': config_host.has_key('CONFIG_MODULES')}
3716 if config_host.has_key('CONFIG_MODULES')
3717 summary_info += {'alternative module path': get_option('module_upgrades')}
3719 summary_info += {'fuzzing support': get_option('fuzzing')}
3721 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)}
3723 summary_info += {'Trace backends': ','.join(get_option('trace_backends'))}
3724 if 'simple' in get_option('trace_backends')
3725 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'}
3727 summary_info += {'D-Bus display': dbus_display}
3728 summary_info += {'QOM debugging': get_option('qom_cast_debug')}
3729 summary_info += {'vhost-kernel support': have_vhost_kernel}
3730 summary_info += {'vhost-net support': have_vhost_net}
3731 summary_info += {'vhost-user support': have_vhost_user}
3732 summary_info += {'vhost-user-crypto support': have_vhost_user_crypto}
3733 summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server}
3734 summary_info += {'vhost-vdpa support': have_vhost_vdpa}
3735 summary_info += {'build guest agent': have_ga}
3736 summary(summary_info, bool_yn: true, section: 'Configurable features')
3738 # Compilation information
3740 summary_info += {'host CPU': cpu}
3741 summary_info += {'host endianness': build_machine.endian()}
3742 summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())}
3743 summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())}
3744 if link_language == 'cpp'
3745 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())}
3747 summary_info += {'C++ compiler': false}
3749 if targetos == 'darwin'
3750 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())}
3752 summary_info += {'CFLAGS': ' '.join(get_option('c_args')
3753 + ['-O' + get_option('optimization')]
3754 + (get_option('debug') ? ['-g'] : []))}
3755 if link_language == 'cpp'
3756 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args')
3757 + ['-O' + get_option('optimization')]
3758 + (get_option('debug') ? ['-g'] : []))}
3760 if targetos == 'darwin'
3761 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args')
3762 + ['-O' + get_option('optimization')]
3763 + (get_option('debug') ? ['-g'] : []))}
3765 link_args = get_option(link_language + '_link_args')
3766 if link_args.length() > 0
3767 summary_info += {'LDFLAGS': ' '.join(link_args)}
3769 summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)}
3770 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)}
3771 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)}
3772 summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)}
3773 summary_info += {'profiler': get_option('profiler')}
3774 summary_info += {'link-time optimization (LTO)': get_option('b_lto')}
3775 summary_info += {'PIE': get_option('b_pie')}
3776 summary_info += {'static build': config_host.has_key('CONFIG_STATIC')}
3777 summary_info += {'malloc trim support': has_malloc_trim}
3778 summary_info += {'membarrier': have_membarrier}
3779 summary_info += {'debug stack usage': get_option('debug_stack_usage')}
3780 summary_info += {'mutex debugging': get_option('debug_mutex')}
3781 summary_info += {'memory allocator': get_option('malloc')}
3782 summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')}
3783 summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')}
3784 summary_info += {'gprof enabled': get_option('gprof')}
3785 summary_info += {'gcov': get_option('b_coverage')}
3786 summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')}
3787 summary_info += {'CFI support': get_option('cfi')}
3788 if get_option('cfi')
3789 summary_info += {'CFI debug support': get_option('cfi_debug')}
3791 summary_info += {'strip binaries': get_option('strip')}
3792 summary_info += {'sparse': sparse}
3793 summary_info += {'mingw32 support': targetos == 'windows'}
3794 summary(summary_info, bool_yn: true, section: 'Compilation')
3796 # snarf the cross-compilation information for tests
3799 foreach target: target_dirs
3800 tcg_mak = meson.current_build_dir() / 'tests/tcg' / target / 'config-target.mak'
3801 if fs.exists(tcg_mak)
3802 config_cross_tcg = keyval.load(tcg_mak)
3803 if 'CC' in config_cross_tcg
3804 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']}
3810 summary(summary_info, bool_yn: true, section: 'Cross compilers')
3813 # Targets and accelerators
3816 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')}
3817 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')}
3818 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')}
3819 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')}
3820 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')}
3821 summary_info += {'Xen support': xen.found()}
3823 summary_info += {'xen ctrl version': xen.version()}
3826 summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')}
3827 if config_all.has_key('CONFIG_TCG')
3828 if get_option('tcg_interpreter')
3829 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'}
3831 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)}
3833 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')}
3834 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')}
3836 summary_info += {'target list': ' '.join(target_dirs)}
3838 summary_info += {'default devices': get_option('default_devices')}
3839 summary_info += {'out of process emulation': multiprocess_allowed}
3840 summary_info += {'vfio-user server': vfio_user_server_allowed}
3842 summary(summary_info, bool_yn: true, section: 'Targets and accelerators')
3846 summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']}
3847 summary_info += {'coroutine pool': have_coroutine_pool}
3849 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')}
3850 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')}
3851 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')}
3852 summary_info += {'VirtFS support': have_virtfs}
3853 summary_info += {'build virtiofs daemon': have_virtiofsd}
3854 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')}
3855 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')}
3856 summary_info += {'bochs support': get_option('bochs').allowed()}
3857 summary_info += {'cloop support': get_option('cloop').allowed()}
3858 summary_info += {'dmg support': get_option('dmg').allowed()}
3859 summary_info += {'qcow v1 support': get_option('qcow1').allowed()}
3860 summary_info += {'vdi support': get_option('vdi').allowed()}
3861 summary_info += {'vvfat support': get_option('vvfat').allowed()}
3862 summary_info += {'qed support': get_option('qed').allowed()}
3863 summary_info += {'parallels support': get_option('parallels').allowed()}
3864 summary_info += {'FUSE exports': fuse}
3865 summary_info += {'VDUSE block exports': have_vduse_blk_export}
3867 summary(summary_info, bool_yn: true, section: 'Block layer support')
3871 summary_info += {'TLS priority': get_option('tls_priority')}
3872 summary_info += {'GNUTLS support': gnutls}
3874 summary_info += {' GNUTLS crypto': gnutls_crypto.found()}
3876 summary_info += {'libgcrypt': gcrypt}
3877 summary_info += {'nettle': nettle}
3879 summary_info += {' XTS': xts != 'private'}
3881 summary_info += {'AF_ALG support': have_afalg}
3882 summary_info += {'rng-none': get_option('rng_none')}
3883 summary_info += {'Linux keyring': have_keyring}
3884 summary(summary_info, bool_yn: true, section: 'Crypto')
3888 if targetos == 'darwin'
3889 summary_info += {'Cocoa support': cocoa}
3890 summary_info += {'vmnet.framework support': vmnet}
3892 summary_info += {'SDL support': sdl}
3893 summary_info += {'SDL image support': sdl_image}
3894 summary_info += {'GTK support': gtk}
3895 summary_info += {'pixman': pixman}
3896 summary_info += {'VTE support': vte}
3897 summary_info += {'slirp support': slirp}
3898 summary_info += {'libtasn1': tasn1}
3899 summary_info += {'PAM': pam}
3900 summary_info += {'iconv support': iconv}
3901 summary_info += {'curses support': curses}
3902 summary_info += {'virgl support': virgl}
3903 summary_info += {'blkio support': blkio}
3904 summary_info += {'curl support': curl}
3905 summary_info += {'Multipath support': mpathpersist}
3906 summary_info += {'PNG support': png}
3907 summary_info += {'VNC support': vnc}
3909 summary_info += {'VNC SASL support': sasl}
3910 summary_info += {'VNC JPEG support': jpeg}
3912 if targetos not in ['darwin', 'haiku', 'windows']
3913 summary_info += {'OSS support': oss}
3914 summary_info += {'sndio support': sndio}
3915 elif targetos == 'darwin'
3916 summary_info += {'CoreAudio support': coreaudio}
3917 elif targetos == 'windows'
3918 summary_info += {'DirectSound support': dsound}
3920 if targetos == 'linux'
3921 summary_info += {'ALSA support': alsa}
3922 summary_info += {'PulseAudio support': pulse}
3924 summary_info += {'JACK support': jack}
3925 summary_info += {'brlapi support': brlapi}
3926 summary_info += {'vde support': vde}
3927 summary_info += {'netmap support': have_netmap}
3928 summary_info += {'l2tpv3 support': have_l2tpv3}
3929 summary_info += {'Linux AIO support': libaio}
3930 summary_info += {'Linux io_uring support': linux_io_uring}
3931 summary_info += {'ATTR/XATTR support': libattr}
3932 summary_info += {'RDMA support': rdma}
3933 summary_info += {'PVRDMA support': have_pvrdma}
3934 summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt}
3935 summary_info += {'libcap-ng support': libcap_ng}
3936 summary_info += {'bpf support': libbpf}
3937 summary_info += {'spice protocol support': spice_protocol}
3938 if spice_protocol.found()
3939 summary_info += {' spice server support': spice}
3941 summary_info += {'rbd support': rbd}
3942 summary_info += {'smartcard support': cacard}
3943 summary_info += {'U2F support': u2f}
3944 summary_info += {'libusb': libusb}
3945 summary_info += {'usb net redir': usbredir}
3946 summary_info += {'OpenGL support (epoxy)': opengl}
3947 summary_info += {'GBM': gbm}
3948 summary_info += {'libiscsi support': libiscsi}
3949 summary_info += {'libnfs support': libnfs}
3950 if targetos == 'windows'
3952 summary_info += {'QGA VSS support': have_qga_vss}
3955 summary_info += {'seccomp support': seccomp}
3956 summary_info += {'GlusterFS support': glusterfs}
3957 summary_info += {'TPM support': have_tpm}
3958 summary_info += {'libssh support': libssh}
3959 summary_info += {'lzo support': lzo}
3960 summary_info += {'snappy support': snappy}
3961 summary_info += {'bzip2 support': libbzip2}
3962 summary_info += {'lzfse support': liblzfse}
3963 summary_info += {'zstd support': zstd}
3964 summary_info += {'NUMA host support': numa}
3965 summary_info += {'capstone': capstone}
3966 summary_info += {'libpmem support': libpmem}
3967 summary_info += {'libdaxctl support': libdaxctl}
3968 summary_info += {'libudev': libudev}
3969 # Dummy dependency, keep .found()
3970 summary_info += {'FUSE lseek': fuse_lseek.found()}
3971 summary_info += {'selinux': selinux}
3972 summary(summary_info, bool_yn: true, section: 'Dependencies')
3974 if not supported_cpus.contains(cpu)
3976 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!')
3978 message('CPU host architecture ' + cpu + ' support is not currently maintained.')
3979 message('The QEMU project intends to remove support for this host CPU in')
3980 message('a future release if nobody volunteers to maintain it and to')
3981 message('provide a build host for our continuous integration setup.')
3982 message('configure has succeeded and you can continue to build, but')
3983 message('if you care about QEMU on this platform you should contact')
3987 if not supported_oses.contains(targetos)
3989 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!')
3991 message('Host OS ' + targetos + 'support is not currently maintained.')
3992 message('The QEMU project intends to remove support for this host OS in')
3993 message('a future release if nobody volunteers to maintain it and to')
3994 message('provide a build host for our continuous integration setup.')
3995 message('configure has succeeded and you can continue to build, but')
3996 message('if you care about QEMU on this platform you should contact')