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', 'sparc', 'sparc64']
54 cpu = host_machine.cpu_family()
56 # Unify riscv* to a single family.
57 if cpu in ['riscv32', 'riscv64']
61 targetos = host_machine.system()
63 target_dirs = config_host['TARGET_DIRS'].split()
64 have_linux_user = false
67 foreach target : target_dirs
68 have_linux_user = have_linux_user or target.endswith('linux-user')
69 have_bsd_user = have_bsd_user or target.endswith('bsd-user')
70 have_system = have_system or target.endswith('-softmmu')
72 have_user = have_linux_user or have_bsd_user
73 have_tools = get_option('tools') \
74 .disable_auto_if(not have_system) \
76 have_ga = get_option('guest_agent') \
77 .disable_auto_if(not have_system and not have_tools) \
78 .require(targetos in ['sunos', 'linux', 'windows'],
79 error_message: 'unsupported OS for QEMU guest agent') \
81 have_block = have_system or have_tools
83 python = import('python').find_installation()
85 if cpu not in supported_cpus
95 if cpu in ['x86', 'x86_64']
96 kvm_targets = ['i386-softmmu', 'x86_64-softmmu']
98 kvm_targets = ['aarch64-softmmu']
100 kvm_targets = ['s390x-softmmu']
101 elif cpu in ['ppc', 'ppc64']
102 kvm_targets = ['ppc-softmmu', 'ppc64-softmmu']
103 elif cpu in ['mips', 'mips64']
104 kvm_targets = ['mips-softmmu', 'mipsel-softmmu', 'mips64-softmmu', 'mips64el-softmmu']
105 elif cpu in ['riscv']
106 kvm_targets = ['riscv32-softmmu', 'riscv64-softmmu']
112 if get_option('kvm').allowed() and targetos == 'linux'
113 kvm_targets_c = '"' + '" ,"'.join(kvm_targets) + '"'
115 config_host_data.set('CONFIG_KVM_TARGETS', kvm_targets_c)
117 accelerator_targets = { 'CONFIG_KVM': kvm_targets }
119 if cpu in ['aarch64']
120 accelerator_targets += {
121 'CONFIG_HVF': ['aarch64-softmmu']
125 if cpu in ['x86', 'x86_64', 'arm', 'aarch64']
126 # i386 emulator provides xenpv machine type for multiple architectures
127 accelerator_targets += {
128 'CONFIG_XEN': ['i386-softmmu', 'x86_64-softmmu'],
131 if cpu in ['x86', 'x86_64']
132 accelerator_targets += {
133 'CONFIG_HAX': ['i386-softmmu', 'x86_64-softmmu'],
134 'CONFIG_HVF': ['x86_64-softmmu'],
135 'CONFIG_NVMM': ['i386-softmmu', 'x86_64-softmmu'],
136 'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'],
141 # Darwin does not support references to thread-local variables in modules
142 if targetos != 'darwin'
143 modular_tcg = ['i386-softmmu', 'x86_64-softmmu']
146 edk2_targets = [ 'arm-softmmu', 'aarch64-softmmu', 'i386-softmmu', 'x86_64-softmmu' ]
147 unpack_edk2_blobs = false
148 foreach target : edk2_targets
149 if target in target_dirs
150 bzip2 = find_program('bzip2', required: get_option('install_blobs'))
151 unpack_edk2_blobs = bzip2.found()
158 if 'dtrace' in get_option('trace_backends')
159 dtrace = find_program('dtrace', required: true)
160 stap = find_program('stap', required: false)
162 # Workaround to avoid dtrace(1) producing a file with 'hidden' symbol
163 # visibility. Define STAP_SDT_V2 to produce 'default' symbol visibility
164 # instead. QEMU --enable-modules depends on this because the SystemTap
165 # semaphores are linked into the main binary and not the module's shared
167 add_global_arguments('-DSTAP_SDT_V2',
168 native: false, language: ['c', 'cpp', 'objc'])
172 if get_option('iasl') == ''
173 iasl = find_program('iasl', required: false)
175 iasl = find_program(get_option('iasl'), required: true)
182 qemu_cflags = config_host['QEMU_CFLAGS'].split()
183 qemu_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 == 'sparc64'
474 elif host_arch == 'x86_64'
476 elif host_arch == 'ppc64'
479 add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch,
480 language: ['c', 'cpp', 'objc'])
482 accelerators += 'CONFIG_TCG'
483 config_host += { 'CONFIG_TCG': 'y' }
486 if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled()
487 error('KVM not available on this platform')
489 if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled()
490 error('HVF not available on this platform')
492 if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled()
493 error('NVMM not available on this platform')
495 if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled()
496 error('WHPX not available on this platform')
503 # The path to glib.h is added to all compilation commands. This was
504 # grandfathered in from the QEMU Makefiles.
505 add_project_arguments(config_host['GLIB_CFLAGS'].split(),
506 native: false, language: ['c', 'cpp', 'objc'])
507 glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(),
508 link_args: config_host['GLIB_LIBS'].split(),
509 version: config_host['GLIB_VERSION'],
511 'bindir': config_host['GLIB_BINDIR'],
513 # override glib dep with the configure results (for subprojects)
514 meson.override_dependency('glib-2.0', glib)
517 gdbus_codegen = not_found
518 gdbus_codegen_error = '@0@ requires gdbus-codegen, please install libgio'
519 if not get_option('gio').auto() or have_system
520 gio = dependency('gio-2.0', required: get_option('gio'),
521 method: 'pkg-config', kwargs: static_kwargs)
522 if gio.found() and not cc.links('''
526 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0);
528 }''', dependencies: [glib, gio])
529 if get_option('gio').enabled()
530 error('The installed libgio is broken for static linking')
535 gdbus_codegen = find_program(gio.get_variable('gdbus_codegen'),
536 required: get_option('gio'))
537 gio_unix = dependency('gio-unix-2.0', required: get_option('gio'),
538 method: 'pkg-config', kwargs: static_kwargs)
539 gio = declare_dependency(dependencies: [gio, gio_unix],
540 version: gio.version())
543 if gdbus_codegen.found() and get_option('cfi')
544 gdbus_codegen = not_found
545 gdbus_codegen_error = '@0@ uses gdbus-codegen, which does not support control flow integrity'
549 if 'ust' in get_option('trace_backends')
550 lttng = dependency('lttng-ust', required: true, version: '>= 2.1',
551 method: 'pkg-config', kwargs: static_kwargs)
554 if have_system or have_tools
555 pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8',
556 method: 'pkg-config', kwargs: static_kwargs)
558 zlib = dependency('zlib', required: true, kwargs: static_kwargs)
561 if not get_option('linux_aio').auto() or have_block
562 libaio = cc.find_library('aio', has_headers: ['libaio.h'],
563 required: get_option('linux_aio'),
564 kwargs: static_kwargs)
567 linux_io_uring_test = '''
568 #include <liburing.h>
569 #include <linux/errqueue.h>
571 int main(void) { return 0; }'''
573 linux_io_uring = not_found
574 if not get_option('linux_io_uring').auto() or have_block
575 linux_io_uring = dependency('liburing', version: '>=0.3',
576 required: get_option('linux_io_uring'),
577 method: 'pkg-config', kwargs: static_kwargs)
578 if not cc.links(linux_io_uring_test)
579 linux_io_uring = not_found
584 if not get_option('libnfs').auto() or have_block
585 libnfs = dependency('libnfs', version: '>=1.9.3',
586 required: get_option('libnfs'),
587 method: 'pkg-config', kwargs: static_kwargs)
592 #include <sys/types.h>
593 #ifdef CONFIG_LIBATTR
594 #include <attr/xattr.h>
596 #include <sys/xattr.h>
598 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }'''
601 have_old_libattr = false
602 if get_option('attr').allowed()
603 if cc.links(libattr_test)
604 libattr = declare_dependency()
606 libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'],
607 required: get_option('attr'),
608 kwargs: static_kwargs)
609 if libattr.found() and not \
610 cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR')
612 if get_option('attr').enabled()
613 error('could not link libattr')
615 warning('could not link libattr, disabling')
618 have_old_libattr = libattr.found()
623 cocoa = dependency('appleframeworks', modules: ['Cocoa', 'CoreVideo'],
624 required: get_option('cocoa'))
626 vmnet = dependency('appleframeworks', modules: 'vmnet', required: get_option('vmnet'))
627 if vmnet.found() and not cc.has_header_symbol('vmnet/vmnet.h',
628 'VMNET_BRIDGED_MODE',
631 if get_option('vmnet').enabled()
632 error('vmnet.framework API is outdated')
634 warning('vmnet.framework API is outdated, disabling')
639 if not get_option('seccomp').auto() or have_system or have_tools
640 seccomp = dependency('libseccomp', version: '>=2.3.0',
641 required: get_option('seccomp'),
642 method: 'pkg-config', kwargs: static_kwargs)
645 libcap_ng = not_found
646 if not get_option('cap_ng').auto() or have_system or have_tools
647 libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'],
648 required: get_option('cap_ng'),
649 kwargs: static_kwargs)
651 if libcap_ng.found() and not cc.links('''
655 capng_capability_to_name(CAPNG_EFFECTIVE);
657 }''', dependencies: libcap_ng)
658 libcap_ng = not_found
659 if get_option('cap_ng').enabled()
660 error('could not link libcap-ng')
662 warning('could not link libcap-ng, disabling')
666 if get_option('xkbcommon').auto() and not have_system and not have_tools
667 xkbcommon = not_found
669 xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'),
670 method: 'pkg-config', kwargs: static_kwargs)
674 if not get_option('slirp').auto() or have_system
675 slirp = dependency('slirp', required: get_option('slirp'),
676 method: 'pkg-config', kwargs: static_kwargs)
677 # slirp < 4.7 is incompatible with CFI support in QEMU. This is because
678 # it passes function pointers within libslirp as callbacks for timers.
679 # When using a system-wide shared libslirp, the type information for the
680 # callback is missing and the timer call produces a false positive with CFI.
681 # Do not use the "version" keyword argument to produce a better error.
682 # with control-flow integrity.
683 if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7')
684 if get_option('slirp').enabled()
685 error('Control-Flow Integrity requires libslirp 4.7.')
687 warning('Cannot use libslirp since Control-Flow Integrity requires libslirp >= 4.7.')
694 if not get_option('vde').auto() or have_system or have_tools
695 vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'],
696 required: get_option('vde'),
697 kwargs: static_kwargs)
699 if vde.found() and not cc.links('''
700 #include <libvdeplug.h>
703 struct vde_open_args a = {0, 0, 0};
707 }''', dependencies: vde)
709 if get_option('cap_ng').enabled()
710 error('could not link libvdeplug')
712 warning('could not link libvdeplug, disabling')
717 if not get_option('pa').auto() or (targetos == 'linux' and have_system)
718 pulse = dependency('libpulse', required: get_option('pa'),
719 method: 'pkg-config', kwargs: static_kwargs)
722 if not get_option('alsa').auto() or (targetos == 'linux' and have_system)
723 alsa = dependency('alsa', required: get_option('alsa'),
724 method: 'pkg-config', kwargs: static_kwargs)
727 if not get_option('jack').auto() or have_system
728 jack = dependency('jack', required: get_option('jack'),
729 method: 'pkg-config', kwargs: static_kwargs)
732 if not get_option('sndio').auto() or have_system
733 sndio = dependency('sndio', required: get_option('sndio'),
734 method: 'pkg-config', kwargs: static_kwargs)
737 spice_protocol = not_found
738 if not get_option('spice_protocol').auto() or have_system
739 spice_protocol = dependency('spice-protocol', version: '>=0.12.3',
740 required: get_option('spice_protocol'),
741 method: 'pkg-config', kwargs: static_kwargs)
744 if not get_option('spice').auto() or have_system
745 spice = dependency('spice-server', version: '>=0.12.5',
746 required: get_option('spice'),
747 method: 'pkg-config', kwargs: static_kwargs)
749 spice_headers = spice.partial_dependency(compile_args: true, includes: true)
751 rt = cc.find_library('rt', required: false)
754 if not get_option('libiscsi').auto() or have_block
755 libiscsi = dependency('libiscsi', version: '>=1.9.0',
756 required: get_option('libiscsi'),
757 method: 'pkg-config', kwargs: static_kwargs)
760 if not get_option('zstd').auto() or have_block
761 zstd = dependency('libzstd', version: '>=1.4.0',
762 required: get_option('zstd'),
763 method: 'pkg-config', kwargs: static_kwargs)
767 have_vhost_user_gpu = have_tools and targetos == 'linux' and pixman.found()
768 if not get_option('virglrenderer').auto() or have_system or have_vhost_user_gpu
769 virgl = dependency('virglrenderer',
770 method: 'pkg-config',
771 required: get_option('virglrenderer'),
772 kwargs: static_kwargs)
775 if not get_option('blkio').auto() or have_block
776 blkio = dependency('blkio',
777 method: 'pkg-config',
778 required: get_option('blkio'),
779 kwargs: static_kwargs)
782 if not get_option('curl').auto() or have_block
783 curl = dependency('libcurl', version: '>=7.29.0',
784 method: 'pkg-config',
785 required: get_option('curl'),
786 kwargs: static_kwargs)
789 if targetos == 'linux' and (have_system or have_tools)
790 libudev = dependency('libudev',
791 method: 'pkg-config',
792 required: get_option('libudev'),
793 kwargs: static_kwargs)
796 mpathlibs = [libudev]
797 mpathpersist = not_found
798 mpathpersist_new_api = false
799 if targetos == 'linux' and have_tools and get_option('mpath').allowed()
800 mpath_test_source_new = '''
802 #include <mpath_persist.h>
803 unsigned mpath_mx_alloc_len = 1024;
805 static struct config *multipath_conf;
806 extern struct udev *udev;
807 extern struct config *get_multipath_config(void);
808 extern void put_multipath_config(struct config *conf);
810 struct config *get_multipath_config(void) { return multipath_conf; }
811 void put_multipath_config(struct config *conf) { }
814 multipath_conf = mpath_lib_init();
817 mpath_test_source_old = '''
819 #include <mpath_persist.h>
820 unsigned mpath_mx_alloc_len = 1024;
823 struct udev *udev = udev_new();
824 mpath_lib_init(udev);
827 libmpathpersist = cc.find_library('mpathpersist',
828 required: get_option('mpath'),
829 kwargs: static_kwargs)
830 if libmpathpersist.found()
831 mpathlibs += libmpathpersist
833 mpathlibs += cc.find_library('devmapper',
834 required: get_option('mpath'),
835 kwargs: static_kwargs)
837 mpathlibs += cc.find_library('multipath',
838 required: get_option('mpath'),
839 kwargs: static_kwargs)
840 foreach lib: mpathlibs
846 if mpathlibs.length() == 0
847 msg = 'Dependencies missing for libmpathpersist'
848 elif cc.links(mpath_test_source_new, dependencies: mpathlibs)
849 mpathpersist = declare_dependency(dependencies: mpathlibs)
850 mpathpersist_new_api = true
851 elif cc.links(mpath_test_source_old, dependencies: mpathlibs)
852 mpathpersist = declare_dependency(dependencies: mpathlibs)
854 msg = 'Cannot detect libmpathpersist API'
856 if not mpathpersist.found()
857 if get_option('mpath').enabled()
860 warning(msg + ', disabling')
868 if have_system and get_option('curses').allowed()
870 #if defined(__APPLE__) || defined(__OpenBSD__)
871 #define _XOPEN_SOURCE_EXTENDED 1
878 setlocale(LC_ALL, "");
880 addwstr(L"wide chars\n");
882 add_wch(WACS_DEGREE);
886 curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw']
887 curses = dependency(curses_dep_list,
889 method: 'pkg-config',
890 kwargs: static_kwargs)
891 msg = get_option('curses').enabled() ? 'curses library not found' : ''
892 curses_compile_args = ['-DNCURSES_WIDECHAR=1']
894 if cc.links(curses_test, args: curses_compile_args, dependencies: [curses])
895 curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses])
897 msg = 'curses package not usable'
901 if not curses.found()
902 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
903 if targetos != 'windows' and not has_curses_h
904 message('Trying with /usr/include/ncursesw')
905 curses_compile_args += ['-I/usr/include/ncursesw']
906 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
909 curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw'])
910 foreach curses_libname : curses_libname_list
911 libcurses = cc.find_library(curses_libname,
913 kwargs: static_kwargs)
915 if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses)
916 curses = declare_dependency(compile_args: curses_compile_args,
917 dependencies: [libcurses])
920 msg = 'curses library not usable'
926 if get_option('iconv').allowed()
927 foreach link_args : [ ['-liconv'], [] ]
928 # Programs will be linked with glib and this will bring in libiconv on FreeBSD.
929 # We need to use libiconv if available because mixing libiconv's headers with
930 # the system libc does not work.
931 # However, without adding glib to the dependencies -L/usr/local/lib will not be
932 # included in the command line and libiconv will not be found.
936 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
937 return conv != (iconv_t) -1;
938 }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args)
939 iconv = declare_dependency(link_args: link_args, dependencies: glib)
944 if curses.found() and not iconv.found()
945 if get_option('iconv').enabled()
946 error('iconv not available')
948 msg = 'iconv required for curses UI but not available'
951 if not curses.found() and msg != ''
952 if get_option('curses').enabled()
955 warning(msg + ', disabling')
961 if not get_option('brlapi').auto() or have_system
962 brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'],
963 required: get_option('brlapi'),
964 kwargs: static_kwargs)
965 if brlapi.found() and not cc.links('''
968 int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi)
970 if get_option('brlapi').enabled()
971 error('could not link brlapi')
973 warning('could not link brlapi, disabling')
979 if not get_option('sdl').auto() or have_system
980 sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs)
981 sdl_image = not_found
984 # work around 2.0.8 bug
985 sdl = declare_dependency(compile_args: '-Wno-undef',
987 sdl_image = dependency('SDL2_image', required: get_option('sdl_image'),
988 method: 'pkg-config', kwargs: static_kwargs)
990 if get_option('sdl_image').enabled()
991 error('sdl-image required, but SDL was @0@'.format(
992 get_option('sdl').disabled() ? 'disabled' : 'not found'))
994 sdl_image = not_found
998 if not get_option('rbd').auto() or have_block
999 librados = cc.find_library('rados', required: get_option('rbd'),
1000 kwargs: static_kwargs)
1001 librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'],
1002 required: get_option('rbd'),
1003 kwargs: static_kwargs)
1004 if librados.found() and librbd.found()
1007 #include <rbd/librbd.h>
1010 rados_create(&cluster, NULL);
1011 #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0)
1015 }''', dependencies: [librbd, librados])
1016 rbd = declare_dependency(dependencies: [librbd, librados])
1017 elif get_option('rbd').enabled()
1018 error('librbd >= 1.12.0 required')
1020 warning('librbd >= 1.12.0 not found, disabling')
1025 glusterfs = not_found
1026 glusterfs_ftruncate_has_stat = false
1027 glusterfs_iocb_has_stat = false
1028 if not get_option('glusterfs').auto() or have_block
1029 glusterfs = dependency('glusterfs-api', version: '>=3',
1030 required: get_option('glusterfs'),
1031 method: 'pkg-config', kwargs: static_kwargs)
1032 if glusterfs.found()
1033 glusterfs_ftruncate_has_stat = cc.links('''
1034 #include <glusterfs/api/glfs.h>
1039 /* new glfs_ftruncate() passes two additional args */
1040 return glfs_ftruncate(NULL, 0, NULL, NULL);
1042 ''', dependencies: glusterfs)
1043 glusterfs_iocb_has_stat = cc.links('''
1044 #include <glusterfs/api/glfs.h>
1046 /* new glfs_io_cbk() passes two additional glfs_stat structs */
1048 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
1054 glfs_io_cbk iocb = &glusterfs_iocb;
1055 iocb(NULL, 0 , NULL, NULL, NULL);
1058 ''', dependencies: glusterfs)
1063 if not get_option('libssh').auto() or have_block
1064 libssh = dependency('libssh', version: '>=0.8.7',
1065 method: 'pkg-config',
1066 required: get_option('libssh'),
1067 kwargs: static_kwargs)
1070 libbzip2 = not_found
1071 if not get_option('bzip2').auto() or have_block
1072 libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'],
1073 required: get_option('bzip2'),
1074 kwargs: static_kwargs)
1075 if libbzip2.found() and not cc.links('''
1077 int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2)
1078 libbzip2 = not_found
1079 if get_option('bzip2').enabled()
1080 error('could not link libbzip2')
1082 warning('could not link libbzip2, disabling')
1087 liblzfse = not_found
1088 if not get_option('lzfse').auto() or have_block
1089 liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'],
1090 required: get_option('lzfse'),
1091 kwargs: static_kwargs)
1093 if liblzfse.found() and not cc.links('''
1095 int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse)
1096 liblzfse = not_found
1097 if get_option('lzfse').enabled()
1098 error('could not link liblzfse')
1100 warning('could not link liblzfse, disabling')
1105 if get_option('oss').allowed() and have_system
1106 if not cc.has_header('sys/soundcard.h')
1108 elif targetos == 'netbsd'
1109 oss = cc.find_library('ossaudio', required: get_option('oss'),
1110 kwargs: static_kwargs)
1112 oss = declare_dependency()
1116 if get_option('oss').enabled()
1117 error('OSS not found')
1122 if not get_option('dsound').auto() or (targetos == 'windows' and have_system)
1123 if cc.has_header('dsound.h')
1124 dsound = declare_dependency(link_args: ['-lole32', '-ldxguid'])
1127 if not dsound.found()
1128 if get_option('dsound').enabled()
1129 error('DirectSound not found')
1134 coreaudio = not_found
1135 if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system)
1136 coreaudio = dependency('appleframeworks', modules: 'CoreAudio',
1137 required: get_option('coreaudio'))
1141 if not get_option('opengl').auto() or have_system or have_vhost_user_gpu
1142 epoxy = dependency('epoxy', method: 'pkg-config',
1143 required: get_option('opengl'), kwargs: static_kwargs)
1144 if cc.has_header('epoxy/egl.h', dependencies: epoxy)
1146 elif get_option('opengl').enabled()
1147 error('epoxy/egl.h not found')
1151 if (have_system or have_tools) and (virgl.found() or opengl.found())
1152 gbm = dependency('gbm', method: 'pkg-config', required: false,
1153 kwargs: static_kwargs)
1155 have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and opengl.found() and gbm.found()
1158 gnutls_crypto = not_found
1159 if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system)
1160 # For general TLS support our min gnutls matches
1161 # that implied by our platform support matrix
1163 # For the crypto backends, we look for a newer
1166 # Version 3.6.8 is needed to get XTS
1167 # Version 3.6.13 is needed to get PBKDF
1168 # Version 3.6.14 is needed to get HW accelerated XTS
1170 # If newer enough gnutls isn't available, we can
1171 # still use a different crypto backend to satisfy
1172 # the platform support requirements
1173 gnutls_crypto = dependency('gnutls', version: '>=3.6.14',
1174 method: 'pkg-config',
1176 kwargs: static_kwargs)
1177 if gnutls_crypto.found()
1178 gnutls = gnutls_crypto
1180 # Our min version if all we need is TLS
1181 gnutls = dependency('gnutls', version: '>=3.5.18',
1182 method: 'pkg-config',
1183 required: get_option('gnutls'),
1184 kwargs: static_kwargs)
1188 # We prefer use of gnutls for crypto, unless the options
1189 # explicitly asked for nettle or gcrypt.
1191 # If gnutls isn't available for crypto, then we'll prefer
1192 # gcrypt over nettle for performance reasons.
1198 if get_option('nettle').enabled() and get_option('gcrypt').enabled()
1199 error('Only one of gcrypt & nettle can be enabled')
1202 # Explicit nettle/gcrypt request, so ignore gnutls for crypto
1203 if get_option('nettle').enabled() or get_option('gcrypt').enabled()
1204 gnutls_crypto = not_found
1207 if not gnutls_crypto.found()
1208 if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled()
1209 gcrypt = dependency('libgcrypt', version: '>=1.8',
1210 method: 'config-tool',
1211 required: get_option('gcrypt'),
1212 kwargs: static_kwargs)
1213 # Debian has removed -lgpg-error from libgcrypt-config
1214 # as it "spreads unnecessary dependencies" which in
1215 # turn breaks static builds...
1216 if gcrypt.found() and enable_static
1217 gcrypt = declare_dependency(dependencies: [
1219 cc.find_library('gpg-error', required: true, kwargs: static_kwargs)])
1222 if (not get_option('nettle').auto() or have_system) and not gcrypt.found()
1223 nettle = dependency('nettle', version: '>=3.4',
1224 method: 'pkg-config',
1225 required: get_option('nettle'),
1226 kwargs: static_kwargs)
1227 if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle)
1233 gmp = dependency('gmp', required: false, method: 'pkg-config', kwargs: static_kwargs)
1234 if nettle.found() and gmp.found()
1235 hogweed = dependency('hogweed', version: '>=3.4',
1236 method: 'pkg-config',
1237 required: get_option('nettle'),
1238 kwargs: static_kwargs)
1245 if not get_option('gtk').auto() or have_system
1246 gtk = dependency('gtk+-3.0', version: '>=3.22.0',
1247 method: 'pkg-config',
1248 required: get_option('gtk'),
1249 kwargs: static_kwargs)
1251 gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0',
1252 method: 'pkg-config',
1254 kwargs: static_kwargs)
1255 gtk = declare_dependency(dependencies: [gtk, gtkx11])
1257 if not get_option('vte').auto() or have_system
1258 vte = dependency('vte-2.91',
1259 method: 'pkg-config',
1260 required: get_option('vte'),
1261 kwargs: static_kwargs)
1268 x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(),
1269 kwargs: static_kwargs)
1272 if get_option('png').allowed() and have_system
1273 png = dependency('libpng', version: '>=1.6.34', required: get_option('png'),
1274 method: 'pkg-config', kwargs: static_kwargs)
1279 if get_option('vnc').allowed() and have_system
1280 vnc = declare_dependency() # dummy dependency
1281 jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'),
1282 method: 'pkg-config', kwargs: static_kwargs)
1283 sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'],
1284 required: get_option('vnc_sasl'),
1285 kwargs: static_kwargs)
1287 sasl = declare_dependency(dependencies: sasl,
1288 compile_args: '-DSTRUCT_IOVEC_DEFINED')
1293 if not get_option('auth_pam').auto() or have_system
1294 pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'],
1295 required: get_option('auth_pam'),
1296 kwargs: static_kwargs)
1298 if pam.found() and not cc.links('''
1300 #include <security/pam_appl.h>
1302 const char *service_name = "qemu";
1303 const char *user = "frank";
1304 const struct pam_conv pam_conv = { 0 };
1305 pam_handle_t *pamh = NULL;
1306 pam_start(service_name, user, &pam_conv, &pamh);
1308 }''', dependencies: pam)
1310 if get_option('auth_pam').enabled()
1311 error('could not link libpam')
1313 warning('could not link libpam, disabling')
1318 if not get_option('snappy').auto() or have_system
1319 snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'],
1320 required: get_option('snappy'),
1321 kwargs: static_kwargs)
1323 if snappy.found() and not linker.links('''
1324 #include <snappy-c.h>
1325 int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy)
1327 if get_option('snappy').enabled()
1328 error('could not link libsnappy')
1330 warning('could not link libsnappy, disabling')
1335 if not get_option('lzo').auto() or have_system
1336 lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'],
1337 required: get_option('lzo'),
1338 kwargs: static_kwargs)
1340 if lzo.found() and not cc.links('''
1341 #include <lzo/lzo1x.h>
1342 int main(void) { lzo_version(); return 0; }''', dependencies: lzo)
1344 if get_option('lzo').enabled()
1345 error('could not link liblzo2')
1347 warning('could not link liblzo2, disabling')
1352 if not get_option('numa').auto() or have_system or have_tools
1353 numa = cc.find_library('numa', has_headers: ['numa.h'],
1354 required: get_option('numa'),
1355 kwargs: static_kwargs)
1357 if numa.found() and not cc.links('''
1359 int main(void) { return numa_available(); }
1360 ''', dependencies: numa)
1362 if get_option('numa').enabled()
1363 error('could not link numa')
1365 warning('could not link numa, disabling')
1370 if not get_option('rdma').auto() or have_system
1371 libumad = cc.find_library('ibumad', required: get_option('rdma'))
1372 rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'],
1373 required: get_option('rdma'),
1374 kwargs: static_kwargs),
1375 cc.find_library('ibverbs', required: get_option('rdma'),
1376 kwargs: static_kwargs),
1378 rdma = declare_dependency(dependencies: rdma_libs)
1379 foreach lib: rdma_libs
1387 if get_option('xen').enabled() or (get_option('xen').auto() and have_system)
1388 xencontrol = dependency('xencontrol', required: false,
1389 method: 'pkg-config', kwargs: static_kwargs)
1390 if xencontrol.found()
1391 xen_pc = declare_dependency(version: xencontrol.version(),
1394 # disabler: true makes xen_pc.found() return false if any is not found
1395 dependency('xenstore', required: false,
1396 method: 'pkg-config', kwargs: static_kwargs,
1398 dependency('xenforeignmemory', required: false,
1399 method: 'pkg-config', kwargs: static_kwargs,
1401 dependency('xengnttab', required: false,
1402 method: 'pkg-config', kwargs: static_kwargs,
1404 dependency('xenevtchn', required: false,
1405 method: 'pkg-config', kwargs: static_kwargs,
1407 dependency('xendevicemodel', required: false,
1408 method: 'pkg-config', kwargs: static_kwargs,
1410 # optional, no "disabler: true"
1411 dependency('xentoolcore', required: false,
1412 method: 'pkg-config', kwargs: static_kwargs)])
1418 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' ]
1420 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1421 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1422 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1423 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1424 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1425 '4.6.0': [ 'xenstore', 'xenctrl' ],
1426 '4.5.0': [ 'xenstore', 'xenctrl' ],
1427 '4.2.0': [ 'xenstore', 'xenctrl' ],
1430 foreach ver: xen_tests
1431 # cache the various library tests to avoid polluting the logs
1433 foreach l: xen_libs[ver]
1434 if l not in xen_deps
1435 xen_deps += { l: cc.find_library(l, required: false) }
1437 xen_test_deps += xen_deps[l]
1440 # Use -D to pick just one of the test programs in scripts/xen-detect.c
1441 xen_version = ver.split('.')
1442 xen_ctrl_version = xen_version[0] + \
1443 ('0' + xen_version[1]).substring(-2) + \
1444 ('0' + xen_version[2]).substring(-2)
1445 if cc.links(files('scripts/xen-detect.c'),
1446 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version,
1447 dependencies: xen_test_deps)
1448 xen = declare_dependency(version: ver, dependencies: xen_test_deps)
1454 accelerators += 'CONFIG_XEN'
1455 elif get_option('xen').enabled()
1456 error('could not compile and link Xen test program')
1459 have_xen_pci_passthrough = get_option('xen_pci_passthrough') \
1460 .require(xen.found(),
1461 error_message: 'Xen PCI passthrough requested but Xen not enabled') \
1462 .require(targetos == 'linux',
1463 error_message: 'Xen PCI passthrough not available on this platform') \
1468 if not get_option('smartcard').auto() or have_system
1469 cacard = dependency('libcacard', required: get_option('smartcard'),
1470 version: '>=2.5.1', method: 'pkg-config',
1471 kwargs: static_kwargs)
1475 u2f = dependency('u2f-emu', required: get_option('u2f'),
1476 method: 'pkg-config',
1477 kwargs: static_kwargs)
1481 canokey = dependency('canokey-qemu', required: get_option('canokey'),
1482 method: 'pkg-config',
1483 kwargs: static_kwargs)
1485 usbredir = not_found
1486 if not get_option('usb_redir').auto() or have_system
1487 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'),
1488 version: '>=0.6', method: 'pkg-config',
1489 kwargs: static_kwargs)
1492 if not get_option('libusb').auto() or have_system
1493 libusb = dependency('libusb-1.0', required: get_option('libusb'),
1494 version: '>=1.0.13', method: 'pkg-config',
1495 kwargs: static_kwargs)
1499 if not get_option('libpmem').auto() or have_system
1500 libpmem = dependency('libpmem', required: get_option('libpmem'),
1501 method: 'pkg-config', kwargs: static_kwargs)
1503 libdaxctl = not_found
1504 if not get_option('libdaxctl').auto() or have_system
1505 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'),
1506 version: '>=57', method: 'pkg-config',
1507 kwargs: static_kwargs)
1511 tasn1 = dependency('libtasn1',
1512 method: 'pkg-config',
1513 kwargs: static_kwargs)
1515 keyutils = dependency('libkeyutils', required: false,
1516 method: 'pkg-config', kwargs: static_kwargs)
1518 has_gettid = cc.has_function('gettid')
1521 selinux = dependency('libselinux',
1522 required: get_option('selinux'),
1523 method: 'pkg-config', kwargs: static_kwargs)
1528 if get_option('malloc') == 'system'
1530 get_option('malloc_trim').allowed() and \
1531 cc.links('''#include <malloc.h>
1532 int main(void) { malloc_trim(0); return 0; }''')
1534 has_malloc_trim = false
1535 malloc = cc.find_library(get_option('malloc'), required: true)
1537 if not has_malloc_trim and get_option('malloc_trim').enabled()
1538 if get_option('malloc') == 'system'
1539 error('malloc_trim not available on this platform.')
1541 error('malloc_trim not available with non-libc memory allocator')
1545 # Check whether the glibc provides statx()
1547 gnu_source_prefix = '''
1552 statx_test = gnu_source_prefix + '''
1553 #include <sys/stat.h>
1555 struct statx statxbuf;
1556 statx(0, "", 0, STATX_BASIC_STATS, &statxbuf);
1560 has_statx = cc.links(statx_test)
1562 # Check whether statx() provides mount ID information
1564 statx_mnt_id_test = gnu_source_prefix + '''
1565 #include <sys/stat.h>
1567 struct statx statxbuf;
1568 statx(0, "", 0, STATX_BASIC_STATS | STATX_MNT_ID, &statxbuf);
1569 return statxbuf.stx_mnt_id;
1572 has_statx_mnt_id = cc.links(statx_mnt_id_test)
1574 have_vhost_user_blk_server = get_option('vhost_user_blk_server') \
1575 .require(targetos == 'linux',
1576 error_message: 'vhost_user_blk_server requires linux') \
1577 .require(have_vhost_user,
1578 error_message: 'vhost_user_blk_server requires vhost-user support') \
1579 .disable_auto_if(not have_tools and not have_system) \
1582 if get_option('fuse').disabled() and get_option('fuse_lseek').enabled()
1583 error('Cannot enable fuse-lseek while fuse is disabled')
1586 fuse = dependency('fuse3', required: get_option('fuse'),
1587 version: '>=3.1', method: 'pkg-config',
1588 kwargs: static_kwargs)
1590 fuse_lseek = not_found
1591 if get_option('fuse_lseek').allowed()
1592 if fuse.version().version_compare('>=3.8')
1594 fuse_lseek = declare_dependency()
1595 elif get_option('fuse_lseek').enabled()
1597 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version())
1599 error('fuse-lseek requires libfuse, which was not found')
1604 have_libvduse = (targetos == 'linux')
1605 if get_option('libvduse').enabled()
1606 if targetos != 'linux'
1607 error('libvduse requires linux')
1609 elif get_option('libvduse').disabled()
1610 have_libvduse = false
1613 have_vduse_blk_export = (have_libvduse and targetos == 'linux')
1614 if get_option('vduse_blk_export').enabled()
1615 if targetos != 'linux'
1616 error('vduse_blk_export requires linux')
1617 elif not have_libvduse
1618 error('vduse_blk_export requires libvduse support')
1620 elif get_option('vduse_blk_export').disabled()
1621 have_vduse_blk_export = false
1625 libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config')
1626 if libbpf.found() and not cc.links('''
1627 #include <bpf/libbpf.h>
1630 bpf_object__destroy_skeleton(NULL);
1632 }''', dependencies: libbpf)
1634 if get_option('bpf').enabled()
1635 error('libbpf skeleton test failed')
1637 warning('libbpf skeleton test failed, disabling')
1645 audio_drivers_selected = []
1647 audio_drivers_available = {
1648 'alsa': alsa.found(),
1649 'coreaudio': coreaudio.found(),
1650 'dsound': dsound.found(),
1651 'jack': jack.found(),
1653 'pa': pulse.found(),
1655 'sndio': sndio.found(),
1657 foreach k, v: audio_drivers_available
1658 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v)
1661 # Default to native drivers first, OSS second, SDL third
1662 audio_drivers_priority = \
1663 [ 'pa', 'coreaudio', 'dsound', 'sndio', 'oss' ] + \
1664 (targetos == 'linux' ? [] : [ 'sdl' ])
1665 audio_drivers_default = []
1666 foreach k: audio_drivers_priority
1667 if audio_drivers_available[k]
1668 audio_drivers_default += k
1672 foreach k: get_option('audio_drv_list')
1674 audio_drivers_selected += audio_drivers_default
1675 elif not audio_drivers_available[k]
1676 error('Audio driver "@0@" not available.'.format(k))
1678 audio_drivers_selected += k
1682 config_host_data.set('CONFIG_AUDIO_DRIVERS',
1683 '"' + '", "'.join(audio_drivers_selected) + '", ')
1685 if get_option('cfi')
1687 # Check for dependency on LTO
1688 if not get_option('b_lto')
1689 error('Selected Control-Flow Integrity but LTO is disabled')
1691 if config_host.has_key('CONFIG_MODULES')
1692 error('Selected Control-Flow Integrity is not compatible with modules')
1694 # Check for cfi flags. CFI requires LTO so we can't use
1695 # get_supported_arguments, but need a more complex "compiles" which allows
1697 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall',
1698 args: ['-flto', '-fsanitize=cfi-icall'] )
1699 cfi_flags += '-fsanitize=cfi-icall'
1701 error('-fsanitize=cfi-icall is not supported by the compiler')
1703 if cc.compiles('int main () { return 0; }',
1704 name: '-fsanitize-cfi-icall-generalize-pointers',
1705 args: ['-flto', '-fsanitize=cfi-icall',
1706 '-fsanitize-cfi-icall-generalize-pointers'] )
1707 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers'
1709 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler')
1711 if get_option('cfi_debug')
1712 if cc.compiles('int main () { return 0; }',
1713 name: '-fno-sanitize-trap=cfi-icall',
1714 args: ['-flto', '-fsanitize=cfi-icall',
1715 '-fno-sanitize-trap=cfi-icall'] )
1716 cfi_flags += '-fno-sanitize-trap=cfi-icall'
1718 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
1721 add_global_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1722 add_global_link_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1725 have_host_block_device = (targetos != 'darwin' or
1726 cc.has_header('IOKit/storage/IOMedia.h'))
1728 dbus_display = get_option('dbus_display') \
1729 .require(gio.version().version_compare('>=2.64'),
1730 error_message: '-display dbus requires glib>=2.64') \
1731 .require(gdbus_codegen.found(),
1732 error_message: gdbus_codegen_error.format('-display dbus')) \
1733 .require(opengl.found() and gbm.found(),
1734 error_message: '-display dbus requires epoxy/egl and gbm') \
1737 have_virtfs = get_option('virtfs') \
1738 .require(targetos == 'linux' or targetos == 'darwin',
1739 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \
1740 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'),
1741 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \
1742 .require(targetos == 'darwin' or (libattr.found() and libcap_ng.found()),
1743 error_message: 'virtio-9p (virtfs) on Linux requires libcap-ng-devel and libattr-devel') \
1744 .disable_auto_if(not have_tools and not have_system) \
1747 have_virtfs_proxy_helper = targetos != 'darwin' and have_virtfs and have_tools
1749 if get_option('block_drv_ro_whitelist') == ''
1750 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '')
1752 config_host_data.set('CONFIG_BDRV_RO_WHITELIST',
1753 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ')
1755 if get_option('block_drv_rw_whitelist') == ''
1756 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '')
1758 config_host_data.set('CONFIG_BDRV_RW_WHITELIST',
1759 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ')
1762 foreach k : get_option('trace_backends')
1763 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true)
1765 config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file'))
1766 config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority'))
1768 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path())
1770 config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir'))
1771 config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix'))
1772 config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir)
1773 config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir)
1774 config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir)
1776 qemu_firmwarepath = ''
1777 foreach k : get_option('qemu_firmwarepath')
1778 qemu_firmwarepath += '"' + get_option('prefix') / k + '", '
1780 config_host_data.set('CONFIG_QEMU_FIRMWAREPATH', qemu_firmwarepath)
1782 config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir'))
1783 config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir)
1784 config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir'))
1785 config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir'))
1786 config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir)
1787 config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir'))
1789 if config_host.has_key('CONFIG_MODULES')
1790 config_host_data.set('CONFIG_STAMP', run_command(
1791 meson.current_source_dir() / 'scripts/qemu-stamp.py',
1792 meson.project_version(), get_option('pkgversion'), '--',
1793 meson.current_source_dir() / 'configure',
1794 capture: true, check: true).stdout().strip())
1797 have_slirp_smbd = get_option('slirp_smbd') \
1798 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \
1801 smbd_path = get_option('smbd')
1803 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd')
1805 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path)
1808 config_host_data.set('HOST_' + host_arch.to_upper(), 1)
1810 if get_option('module_upgrades') and not enable_modules
1811 error('Cannot enable module-upgrades as modules are not enabled')
1813 config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades'))
1815 config_host_data.set('CONFIG_ATTR', libattr.found())
1816 config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools'))
1817 config_host_data.set('CONFIG_BRLAPI', brlapi.found())
1818 config_host_data.set('CONFIG_COCOA', cocoa.found())
1819 config_host_data.set('CONFIG_FUZZ', get_option('fuzzing'))
1820 config_host_data.set('CONFIG_GCOV', get_option('b_coverage'))
1821 config_host_data.set('CONFIG_LIBUDEV', libudev.found())
1822 config_host_data.set('CONFIG_LZO', lzo.found())
1823 config_host_data.set('CONFIG_MPATH', mpathpersist.found())
1824 config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api)
1825 config_host_data.set('CONFIG_BLKIO', blkio.found())
1826 config_host_data.set('CONFIG_CURL', curl.found())
1827 config_host_data.set('CONFIG_CURSES', curses.found())
1828 config_host_data.set('CONFIG_GBM', gbm.found())
1829 config_host_data.set('CONFIG_GIO', gio.found())
1830 config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found())
1831 if glusterfs.found()
1832 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4'))
1833 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5'))
1834 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6'))
1835 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6'))
1836 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat)
1837 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat)
1839 config_host_data.set('CONFIG_GTK', gtk.found())
1840 config_host_data.set('CONFIG_VTE', vte.found())
1841 config_host_data.set('CONFIG_LIBATTR', have_old_libattr)
1842 config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found())
1843 config_host_data.set('CONFIG_EBPF', libbpf.found())
1844 config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found())
1845 config_host_data.set('CONFIG_LIBISCSI', libiscsi.found())
1846 config_host_data.set('CONFIG_LIBNFS', libnfs.found())
1847 config_host_data.set('CONFIG_LIBSSH', libssh.found())
1848 config_host_data.set('CONFIG_LINUX_AIO', libaio.found())
1849 config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found())
1850 config_host_data.set('CONFIG_LIBURING_REGISTER_RING_FD', cc.has_function('io_uring_register_ring_fd', prefix: '#include <liburing.h>', dependencies:linux_io_uring))
1851 config_host_data.set('CONFIG_LIBPMEM', libpmem.found())
1852 config_host_data.set('CONFIG_NUMA', numa.found())
1853 config_host_data.set('CONFIG_OPENGL', opengl.found())
1854 config_host_data.set('CONFIG_PROFILER', get_option('profiler'))
1855 config_host_data.set('CONFIG_RBD', rbd.found())
1856 config_host_data.set('CONFIG_RDMA', rdma.found())
1857 config_host_data.set('CONFIG_SDL', sdl.found())
1858 config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found())
1859 config_host_data.set('CONFIG_SECCOMP', seccomp.found())
1860 config_host_data.set('CONFIG_SNAPPY', snappy.found())
1861 config_host_data.set('CONFIG_TPM', have_tpm)
1862 config_host_data.set('CONFIG_USB_LIBUSB', libusb.found())
1863 config_host_data.set('CONFIG_VDE', vde.found())
1864 config_host_data.set('CONFIG_VHOST_NET', have_vhost_net)
1865 config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user)
1866 config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa)
1867 config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel)
1868 config_host_data.set('CONFIG_VHOST_USER', have_vhost_user)
1869 config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto)
1870 config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa)
1871 config_host_data.set('CONFIG_VMNET', vmnet.found())
1872 config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server)
1873 config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export)
1874 config_host_data.set('CONFIG_PNG', png.found())
1875 config_host_data.set('CONFIG_VNC', vnc.found())
1876 config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
1877 config_host_data.set('CONFIG_VNC_SASL', sasl.found())
1878 config_host_data.set('CONFIG_VIRTFS', have_virtfs)
1879 config_host_data.set('CONFIG_VTE', vte.found())
1880 config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found())
1881 config_host_data.set('CONFIG_KEYUTILS', keyutils.found())
1882 config_host_data.set('CONFIG_GETTID', has_gettid)
1883 config_host_data.set('CONFIG_GNUTLS', gnutls.found())
1884 config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found())
1885 config_host_data.set('CONFIG_TASN1', tasn1.found())
1886 config_host_data.set('CONFIG_GCRYPT', gcrypt.found())
1887 config_host_data.set('CONFIG_NETTLE', nettle.found())
1888 config_host_data.set('CONFIG_HOGWEED', hogweed.found())
1889 config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private')
1890 config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim)
1891 config_host_data.set('CONFIG_STATX', has_statx)
1892 config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id)
1893 config_host_data.set('CONFIG_ZSTD', zstd.found())
1894 config_host_data.set('CONFIG_FUSE', fuse.found())
1895 config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found())
1896 config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found())
1897 if spice_protocol.found()
1898 config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0])
1899 config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1])
1900 config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2])
1902 config_host_data.set('CONFIG_SPICE', spice.found())
1903 config_host_data.set('CONFIG_X11', x11.found())
1904 config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display)
1905 config_host_data.set('CONFIG_CFI', get_option('cfi'))
1906 config_host_data.set('CONFIG_SELINUX', selinux.found())
1907 config_host_data.set('CONFIG_XEN_BACKEND', xen.found())
1909 # protect from xen.version() having less than three components
1910 xen_version = xen.version().split('.') + ['0', '0']
1911 xen_ctrl_version = xen_version[0] + \
1912 ('0' + xen_version[1]).substring(-2) + \
1913 ('0' + xen_version[2]).substring(-2)
1914 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version)
1916 config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version()))
1917 config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0])
1918 config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
1919 config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
1921 config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf)
1922 config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device)
1924 have_coroutine_pool = get_option('coroutine_pool')
1925 if get_option('debug_stack_usage') and have_coroutine_pool
1926 message('Disabling coroutine pool to measure stack usage')
1927 have_coroutine_pool = false
1929 config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool)
1930 config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex'))
1931 config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage'))
1932 config_host_data.set('CONFIG_GPROF', get_option('gprof'))
1933 config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed())
1934 config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug'))
1935 config_host_data.set('CONFIG_REPLICATION', get_option('replication').allowed())
1938 config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h'))
1939 config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h'))
1940 config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h'))
1941 config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
1942 config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
1943 config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
1944 config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h'))
1945 config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
1946 config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
1947 if targetos == 'windows'
1948 config_host_data.set('HAVE_AFUNIX_H', cc.has_header('afunix.h'))
1952 config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4'))
1953 config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime'))
1954 config_host_data.set('CONFIG_DUP3', cc.has_function('dup3'))
1955 config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate'))
1956 config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate'))
1957 # Note that we need to specify prefix: here to avoid incorrectly
1958 # thinking that Windows has posix_memalign()
1959 config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>'))
1960 config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc'))
1961 config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc'))
1962 config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign'))
1963 config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll'))
1964 config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>'))
1965 config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np'))
1966 config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile'))
1967 config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare'))
1968 config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs'))
1969 config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range'))
1970 config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create'))
1971 config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range'))
1972 config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs'))
1973 config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util))
1974 config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul'))
1975 config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>'))
1977 config_host_data.set('HAVE_RBD_NAMESPACE_EXISTS',
1978 cc.has_function('rbd_namespace_exists',
1980 prefix: '#include <rbd/librbd.h>'))
1983 config_host_data.set('HAVE_IBV_ADVISE_MR',
1984 cc.has_function('ibv_advise_mr',
1986 prefix: '#include <infiniband/verbs.h>'))
1990 config_host_data.set('CONFIG_BYTESWAP_H',
1991 cc.has_header_symbol('byteswap.h', 'bswap_32'))
1992 config_host_data.set('CONFIG_EPOLL_CREATE1',
1993 cc.has_header_symbol('sys/epoll.h', 'epoll_create1'))
1994 config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE',
1995 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and
1996 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE'))
1997 config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE',
1998 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE'))
1999 config_host_data.set('CONFIG_FIEMAP',
2000 cc.has_header('linux/fiemap.h') and
2001 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP'))
2002 config_host_data.set('CONFIG_GETRANDOM',
2003 cc.has_function('getrandom') and
2004 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK'))
2005 config_host_data.set('CONFIG_INOTIFY',
2006 cc.has_header_symbol('sys/inotify.h', 'inotify_init'))
2007 config_host_data.set('CONFIG_INOTIFY1',
2008 cc.has_header_symbol('sys/inotify.h', 'inotify_init1'))
2009 config_host_data.set('CONFIG_MACHINE_BSWAP_H',
2010 cc.has_header_symbol('machine/bswap.h', 'bswap32',
2011 prefix: '''#include <sys/endian.h>
2012 #include <sys/types.h>'''))
2013 config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK',
2014 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK'))
2015 config_host_data.set('CONFIG_RTNETLINK',
2016 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN'))
2017 config_host_data.set('CONFIG_SYSMACROS',
2018 cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
2019 config_host_data.set('HAVE_OPTRESET',
2020 cc.has_header_symbol('getopt.h', 'optreset'))
2021 config_host_data.set('HAVE_IPPROTO_MPTCP',
2022 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP'))
2023 config_host_data.set('HAVE_SYS_MOUNT_FSCONFIG',
2024 cc.has_header_symbol('sys/mount.h', 'FSCONFIG_SET_FLAG'))
2027 config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID',
2028 cc.has_member('struct sigevent', 'sigev_notify_thread_id',
2029 prefix: '#include <signal.h>'))
2030 config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM',
2031 cc.has_member('struct stat', 'st_atim',
2032 prefix: '#include <sys/stat.h>'))
2035 config_host_data.set('CONFIG_IOVEC',
2036 cc.has_type('struct iovec',
2037 prefix: '#include <sys/uio.h>'))
2038 config_host_data.set('HAVE_UTMPX',
2039 cc.has_type('struct utmpx',
2040 prefix: '#include <utmpx.h>'))
2042 config_host_data.set('CONFIG_EVENTFD', cc.links('''
2043 #include <sys/eventfd.h>
2044 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }'''))
2045 config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + '''
2048 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
2049 return fdatasync(0);
2051 #error Not supported
2055 has_madvise = cc.links(gnu_source_prefix + '''
2056 #include <sys/types.h>
2057 #include <sys/mman.h>
2059 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''')
2060 missing_madvise_proto = false
2062 # Some platforms (illumos and Solaris before Solaris 11) provide madvise()
2063 # but forget to prototype it. In this case, has_madvise will be true (the
2064 # test program links despite a compile warning). To detect the
2065 # missing-prototype case, we try again with a definitely-bogus prototype.
2066 # This will only compile if the system headers don't provide the prototype;
2067 # otherwise the conflicting prototypes will cause a compiler error.
2068 missing_madvise_proto = cc.links(gnu_source_prefix + '''
2069 #include <sys/types.h>
2070 #include <sys/mman.h>
2072 extern int madvise(int);
2073 int main(void) { return madvise(0); }''')
2075 config_host_data.set('CONFIG_MADVISE', has_madvise)
2076 config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto)
2078 config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + '''
2079 #include <sys/mman.h>
2080 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }'''))
2081 config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + '''
2083 #if !defined(AT_EMPTY_PATH)
2084 # error missing definition
2086 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
2088 config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + '''
2089 #include <sys/mman.h>
2091 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }'''))
2093 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + '''
2094 #include <pthread.h>
2096 static void *f(void *p) { return NULL; }
2100 pthread_create(&thread, 0, f, 0);
2101 pthread_setname_np(thread, "QEMU");
2103 }''', dependencies: threads))
2104 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + '''
2105 #include <pthread.h>
2107 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
2111 pthread_create(&thread, 0, f, 0);
2113 }''', dependencies: threads))
2114 config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + '''
2115 #include <pthread.h>
2120 pthread_condattr_t attr
2121 pthread_condattr_init(&attr);
2122 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC);
2124 }''', dependencies: threads))
2126 config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + '''
2127 #include <sys/signalfd.h>
2129 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }'''))
2130 config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + '''
2138 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2139 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2143 config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + '''
2144 #include <sys/mman.h>
2145 int main(int argc, char *argv[]) {
2146 return mlockall(MCL_FUTURE);
2150 if get_option('l2tpv3').allowed() and have_system
2151 have_l2tpv3 = cc.has_type('struct mmsghdr',
2152 prefix: gnu_source_prefix + '''
2153 #include <sys/socket.h>
2154 #include <linux/ip.h>''')
2156 config_host_data.set('CONFIG_L2TPV3', have_l2tpv3)
2159 if get_option('netmap').allowed() and have_system
2160 have_netmap = cc.compiles('''
2161 #include <inttypes.h>
2163 #include <net/netmap.h>
2164 #include <net/netmap_user.h>
2165 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2168 int main(void) { return 0; }''')
2169 if not have_netmap and get_option('netmap').enabled()
2170 error('Netmap headers not available')
2173 config_host_data.set('CONFIG_NETMAP', have_netmap)
2175 # Work around a system header bug with some kernel/XFS header
2176 # versions where they both try to define 'struct fsxattr':
2177 # xfs headers will not try to redefine structs from linux headers
2178 # if this macro is set.
2179 config_host_data.set('HAVE_FSXATTR', cc.links('''
2180 #include <linux/fs.h>
2186 # Some versions of Mac OS X incorrectly define SIZE_MAX
2187 config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles('''
2190 int main(int argc, char *argv[]) {
2191 return printf("%zu", SIZE_MAX);
2192 }''', args: ['-Werror']))
2199 y = __atomic_load_n(&x, __ATOMIC_RELAXED);
2200 __atomic_store_n(&x, y, __ATOMIC_RELAXED);
2201 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
2202 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED);
2203 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED);
2207 # See if 64-bit atomic operations are supported.
2208 # Note that without __atomic builtins, we can only
2209 # assume atomic loads/stores max at pointer size.
2210 config_host_data.set('CONFIG_ATOMIC64', cc.links(atomic_test.format('uint64_t')))
2212 has_int128 = cc.links('''
2222 config_host_data.set('CONFIG_INT128', has_int128)
2225 # "do we have 128-bit atomics which are handled inline and specifically not
2226 # via libatomic". The reason we can't use libatomic is documented in the
2227 # comment starting "GCC is a house divided" in include/qemu/atomic128.h.
2228 has_atomic128 = cc.links(atomic_test.format('unsigned __int128'))
2230 config_host_data.set('CONFIG_ATOMIC128', has_atomic128)
2232 if not has_atomic128
2233 has_cmpxchg128 = cc.links('''
2236 unsigned __int128 x = 0, y = 0;
2237 __sync_val_compare_and_swap_16(&x, y, x);
2242 config_host_data.set('CONFIG_CMPXCHG128', has_cmpxchg128)
2246 config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + '''
2247 #include <sys/auxv.h>
2249 return getauxval(AT_HWCAP) == 0;
2252 config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles('''
2253 #include <linux/usbdevice_fs.h>
2255 #ifndef USBDEVFS_GET_CAPABILITIES
2256 #error "USBDEVFS_GET_CAPABILITIES undefined"
2259 #ifndef USBDEVFS_DISCONNECT_CLAIM
2260 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
2263 int main(void) { return 0; }'''))
2265 have_keyring = get_option('keyring') \
2266 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \
2267 .require(cc.compiles('''
2269 #include <asm/unistd.h>
2270 #include <linux/keyctl.h>
2271 #include <sys/syscall.h>
2274 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
2275 }'''), error_message: 'keyctl syscall not available on this system').allowed()
2276 config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring)
2278 have_cpuid_h = cc.links('''
2281 unsigned a, b, c, d;
2282 unsigned max = __get_cpuid_max(0, 0);
2285 __cpuid(1, a, b, c, d);
2289 __cpuid_count(7, 0, a, b, c, d);
2294 config_host_data.set('CONFIG_CPUID_H', have_cpuid_h)
2296 config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \
2297 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \
2298 .require(cc.links('''
2299 #pragma GCC push_options
2300 #pragma GCC target("avx2")
2302 #include <immintrin.h>
2303 static int bar(void *a) {
2304 __m256i x = *(__m256i *)a;
2305 return _mm256_testz_si256(x, x);
2307 int main(int argc, char *argv[]) { return bar(argv[0]); }
2308 '''), error_message: 'AVX2 not available').allowed())
2310 config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \
2311 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \
2312 .require(cc.links('''
2313 #pragma GCC push_options
2314 #pragma GCC target("avx512f")
2316 #include <immintrin.h>
2317 static int bar(void *a) {
2318 __m512i x = *(__m512i *)a;
2319 return _mm512_test_epi64_mask(x, x);
2321 int main(int argc, char *argv[]) { return bar(argv[0]); }
2322 '''), error_message: 'AVX512F not available').allowed())
2324 have_pvrdma = get_option('pvrdma') \
2325 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \
2326 .require(cc.compiles(gnu_source_prefix + '''
2327 #include <sys/mman.h>
2332 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
2335 }'''), error_message: 'PVRDMA requires mremap').allowed()
2338 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links('''
2339 #include <infiniband/verbs.h>
2343 struct ibv_pd *pd = NULL;
2349 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
2355 if get_option('membarrier').disabled()
2356 have_membarrier = false
2357 elif targetos == 'windows'
2358 have_membarrier = true
2359 elif targetos == 'linux'
2360 have_membarrier = cc.compiles('''
2361 #include <linux/membarrier.h>
2362 #include <sys/syscall.h>
2366 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
2367 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
2371 config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \
2372 .require(have_membarrier, error_message: 'membarrier system call not available') \
2375 have_afalg = get_option('crypto_afalg') \
2376 .require(cc.compiles(gnu_source_prefix + '''
2378 #include <sys/types.h>
2379 #include <sys/socket.h>
2380 #include <linux/if_alg.h>
2383 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
2386 '''), error_message: 'AF_ALG requested but could not be detected').allowed()
2387 config_host_data.set('CONFIG_AF_ALG', have_afalg)
2389 config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol(
2390 'linux/vm_sockets.h', 'AF_VSOCK',
2391 prefix: '#include <sys/socket.h>',
2395 have_vss_sdk = false # old xp/2003 SDK
2396 if targetos == 'windows' and link_language == 'cpp'
2397 have_vss = cxx.compiles('''
2398 #define __MIDL_user_allocate_free_DEFINED__
2400 int main(void) { return VSS_CTX_BACKUP; }''')
2401 have_vss_sdk = cxx.has_header('vscoordint.h')
2403 config_host_data.set('HAVE_VSS_SDK', have_vss_sdk)
2405 foreach k, v: config_host
2406 if k.startswith('CONFIG_')
2407 config_host_data.set(k, v == 'y' ? 1 : v)
2411 # Older versions of MinGW do not import _lock_file and _unlock_file properly.
2412 # This was fixed for v6.0.0 with commit b48e3ac8969d.
2413 if targetos == 'windows'
2414 config_host_data.set('HAVE__LOCK_FILE', cc.links('''
2420 }''', name: '_lock_file and _unlock_file'))
2423 ########################
2424 # Target configuration #
2425 ########################
2427 minikconf = find_program('scripts/minikconf.py')
2429 config_all_devices = {}
2430 config_all_disas = {}
2431 config_devices_mak_list = []
2432 config_devices_h = {}
2433 config_target_h = {}
2434 config_target_mak = {}
2437 'alpha' : ['CONFIG_ALPHA_DIS'],
2438 'avr' : ['CONFIG_AVR_DIS'],
2439 'cris' : ['CONFIG_CRIS_DIS'],
2440 'hexagon' : ['CONFIG_HEXAGON_DIS'],
2441 'hppa' : ['CONFIG_HPPA_DIS'],
2442 'i386' : ['CONFIG_I386_DIS'],
2443 'x86_64' : ['CONFIG_I386_DIS'],
2444 'm68k' : ['CONFIG_M68K_DIS'],
2445 'microblaze' : ['CONFIG_MICROBLAZE_DIS'],
2446 'mips' : ['CONFIG_MIPS_DIS'],
2447 'nios2' : ['CONFIG_NIOS2_DIS'],
2448 'or1k' : ['CONFIG_OPENRISC_DIS'],
2449 'ppc' : ['CONFIG_PPC_DIS'],
2450 'riscv' : ['CONFIG_RISCV_DIS'],
2451 'rx' : ['CONFIG_RX_DIS'],
2452 's390' : ['CONFIG_S390_DIS'],
2453 'sh4' : ['CONFIG_SH4_DIS'],
2454 'sparc' : ['CONFIG_SPARC_DIS'],
2455 'xtensa' : ['CONFIG_XTENSA_DIS'],
2456 'loongarch' : ['CONFIG_LOONGARCH_DIS'],
2458 if link_language == 'cpp'
2460 'mips' : [ 'CONFIG_MIPS_DIS', 'CONFIG_NANOMIPS_DIS'],
2464 have_ivshmem = config_host_data.get('CONFIG_EVENTFD')
2466 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \
2467 (have_tpm ? ['CONFIG_TPM=y'] : []) + \
2468 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \
2469 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \
2470 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \
2471 (x11.found() ? ['CONFIG_X11=y'] : []) + \
2472 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \
2473 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \
2474 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \
2475 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \
2476 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \
2477 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \
2478 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \
2479 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : [])
2481 ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
2483 default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
2484 actual_target_dirs = []
2486 foreach target : target_dirs
2487 config_target = { 'TARGET_NAME': target.split('-')[0] }
2488 if target.endswith('linux-user')
2489 if targetos != 'linux'
2493 error('Target @0@ is only available on a Linux host'.format(target))
2495 config_target += { 'CONFIG_LINUX_USER': 'y' }
2496 elif target.endswith('bsd-user')
2497 if 'CONFIG_BSD' not in config_host
2501 error('Target @0@ is only available on a BSD host'.format(target))
2503 config_target += { 'CONFIG_BSD_USER': 'y' }
2504 elif target.endswith('softmmu')
2505 config_target += { 'CONFIG_SOFTMMU': 'y' }
2507 if target.endswith('-user')
2509 'CONFIG_USER_ONLY': 'y',
2510 'CONFIG_QEMU_INTERP_PREFIX':
2511 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME'])
2516 foreach sym: accelerators
2517 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, [])
2518 config_target += { sym: 'y' }
2519 config_all += { sym: 'y' }
2520 if sym == 'CONFIG_TCG' and tcg_arch == 'tci'
2521 config_target += { 'CONFIG_TCG_INTERPRETER': 'y' }
2523 if target in modular_tcg
2524 config_target += { 'CONFIG_TCG_MODULAR': 'y' }
2526 config_target += { 'CONFIG_TCG_BUILTIN': 'y' }
2528 accel_kconfig += [ sym + '=y' ]
2531 if accel_kconfig.length() == 0
2535 error('No accelerator available for target @0@'.format(target))
2538 actual_target_dirs += target
2539 config_target += keyval.load('configs/targets' / target + '.mak')
2540 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' }
2542 if 'TARGET_NEED_FDT' in config_target
2543 fdt_required += target
2547 if 'TARGET_BASE_ARCH' not in config_target
2548 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']}
2550 if 'TARGET_ABI_DIR' not in config_target
2551 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']}
2553 if 'TARGET_BIG_ENDIAN' not in config_target
2554 config_target += {'TARGET_BIG_ENDIAN': 'n'}
2557 foreach k, v: disassemblers
2558 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k)
2560 config_target += { sym: 'y' }
2561 config_all_disas += { sym: 'y' }
2566 config_target_data = configuration_data()
2567 foreach k, v: config_target
2568 if not k.startswith('TARGET_') and not k.startswith('CONFIG_')
2570 elif ignored.contains(k)
2572 elif k == 'TARGET_BASE_ARCH'
2573 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is
2574 # not used to select files from sourcesets.
2575 config_target_data.set('TARGET_' + v.to_upper(), 1)
2576 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX'
2577 config_target_data.set_quoted(k, v)
2579 config_target_data.set(k, 1)
2581 config_target_data.set(k, 0)
2583 config_target_data.set(k, v)
2586 config_target_data.set('QEMU_ARCH',
2587 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper())
2588 config_target_h += {target: configure_file(output: target + '-config-target.h',
2589 configuration: config_target_data)}
2591 if target.endswith('-softmmu')
2592 config_input = meson.get_external_property(target, 'default')
2593 config_devices_mak = target + '-config-devices.mak'
2594 config_devices_mak = configure_file(
2595 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'],
2596 output: config_devices_mak,
2597 depfile: config_devices_mak + '.d',
2599 command: [minikconf,
2600 get_option('default_devices') ? '--defconfig' : '--allnoconfig',
2601 config_devices_mak, '@DEPFILE@', '@INPUT@',
2602 host_kconfig, accel_kconfig,
2603 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y'])
2605 config_devices_data = configuration_data()
2606 config_devices = keyval.load(config_devices_mak)
2607 foreach k, v: config_devices
2608 config_devices_data.set(k, 1)
2610 config_devices_mak_list += config_devices_mak
2611 config_devices_h += {target: configure_file(output: target + '-config-devices.h',
2612 configuration: config_devices_data)}
2613 config_target += config_devices
2614 config_all_devices += config_devices
2616 config_target_mak += {target: config_target}
2618 target_dirs = actual_target_dirs
2620 # This configuration is used to build files that are shared by
2621 # multiple binaries, and then extracted out of the "common"
2622 # static_library target.
2624 # We do not use all_sources()/all_dependencies(), because it would
2625 # build literally all source files, including devices only used by
2626 # targets that are not built for this compilation. The CONFIG_ALL
2627 # pseudo symbol replaces it.
2629 config_all += config_all_devices
2630 config_all += config_host
2631 config_all += config_all_disas
2633 'CONFIG_XEN': xen.found(),
2634 'CONFIG_SOFTMMU': have_system,
2635 'CONFIG_USER_ONLY': have_user,
2639 target_configs_h = []
2640 foreach target: target_dirs
2641 target_configs_h += config_target_h[target]
2642 target_configs_h += config_devices_h.get(target, [])
2644 genh += custom_target('config-poison.h',
2645 input: [target_configs_h],
2646 output: 'config-poison.h',
2648 command: [find_program('scripts/make-config-poison.sh'),
2655 capstone = not_found
2656 if not get_option('capstone').auto() or have_system or have_user
2657 capstone = dependency('capstone', version: '>=3.0.5',
2658 kwargs: static_kwargs, method: 'pkg-config',
2659 required: get_option('capstone'))
2661 # Some versions of capstone have broken pkg-config file
2662 # that reports a wrong -I path, causing the #include to
2663 # fail later. If the system has such a broken version
2665 if capstone.found() and not cc.compiles('#include <capstone.h>',
2666 dependencies: [capstone])
2667 capstone = not_found
2668 if get_option('capstone').enabled()
2669 error('capstone requested, but it does not appear to work')
2674 libvfio_user_dep = not_found
2675 if have_system and vfio_user_server_allowed
2676 have_internal = fs.exists(meson.current_source_dir() / 'subprojects/libvfio-user/meson.build')
2678 if not have_internal
2679 error('libvfio-user source not found - please pull git submodule')
2682 libvfio_user_proj = subproject('libvfio-user')
2684 libvfio_user_lib = libvfio_user_proj.get_variable('libvfio_user_dep')
2686 libvfio_user_dep = declare_dependency(dependencies: [libvfio_user_lib])
2691 fdt_opt = get_option('fdt')
2692 if fdt_opt in ['enabled', 'auto', 'system']
2693 have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt')
2694 fdt = cc.find_library('fdt', kwargs: static_kwargs,
2695 required: fdt_opt == 'system' or
2696 fdt_opt == 'enabled' and not have_internal)
2697 if fdt.found() and cc.links('''
2699 #include <libfdt_env.h>
2700 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''',
2703 elif fdt_opt == 'system'
2704 error('system libfdt requested, but it is too old (1.5.1 or newer required)')
2706 fdt_opt = 'internal'
2708 fdt_opt = 'disabled'
2712 if fdt_opt == 'internal'
2715 'dtc/libfdt/fdt_ro.c',
2716 'dtc/libfdt/fdt_wip.c',
2717 'dtc/libfdt/fdt_sw.c',
2718 'dtc/libfdt/fdt_rw.c',
2719 'dtc/libfdt/fdt_strerror.c',
2720 'dtc/libfdt/fdt_empty_tree.c',
2721 'dtc/libfdt/fdt_addresses.c',
2722 'dtc/libfdt/fdt_overlay.c',
2723 'dtc/libfdt/fdt_check.c',
2726 fdt_inc = include_directories('dtc/libfdt')
2727 libfdt = static_library('fdt',
2728 build_by_default: false,
2730 include_directories: fdt_inc)
2731 fdt = declare_dependency(link_with: libfdt,
2732 include_directories: fdt_inc)
2735 fdt_opt = 'disabled'
2737 if not fdt.found() and fdt_required.length() > 0
2738 error('fdt not available but required by targets ' + ', '.join(fdt_required))
2741 config_host_data.set('CONFIG_CAPSTONE', capstone.found())
2742 config_host_data.set('CONFIG_FDT', fdt.found())
2743 config_host_data.set('CONFIG_SLIRP', slirp.found())
2745 #####################
2746 # Generated sources #
2747 #####################
2749 genh += configure_file(output: 'config-host.h', configuration: config_host_data)
2751 hxtool = find_program('scripts/hxtool')
2752 shaderinclude = find_program('scripts/shaderinclude.pl')
2753 qapi_gen = find_program('scripts/qapi-gen.py')
2754 qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py',
2755 meson.current_source_dir() / 'scripts/qapi/commands.py',
2756 meson.current_source_dir() / 'scripts/qapi/common.py',
2757 meson.current_source_dir() / 'scripts/qapi/error.py',
2758 meson.current_source_dir() / 'scripts/qapi/events.py',
2759 meson.current_source_dir() / 'scripts/qapi/expr.py',
2760 meson.current_source_dir() / 'scripts/qapi/gen.py',
2761 meson.current_source_dir() / 'scripts/qapi/introspect.py',
2762 meson.current_source_dir() / 'scripts/qapi/parser.py',
2763 meson.current_source_dir() / 'scripts/qapi/schema.py',
2764 meson.current_source_dir() / 'scripts/qapi/source.py',
2765 meson.current_source_dir() / 'scripts/qapi/types.py',
2766 meson.current_source_dir() / 'scripts/qapi/visit.py',
2767 meson.current_source_dir() / 'scripts/qapi/common.py',
2768 meson.current_source_dir() / 'scripts/qapi-gen.py'
2772 python, files('scripts/tracetool.py'),
2773 '--backend=' + ','.join(get_option('trace_backends'))
2775 tracetool_depends = files(
2776 'scripts/tracetool/backend/log.py',
2777 'scripts/tracetool/backend/__init__.py',
2778 'scripts/tracetool/backend/dtrace.py',
2779 'scripts/tracetool/backend/ftrace.py',
2780 'scripts/tracetool/backend/simple.py',
2781 'scripts/tracetool/backend/syslog.py',
2782 'scripts/tracetool/backend/ust.py',
2783 'scripts/tracetool/format/ust_events_c.py',
2784 'scripts/tracetool/format/ust_events_h.py',
2785 'scripts/tracetool/format/__init__.py',
2786 'scripts/tracetool/format/d.py',
2787 'scripts/tracetool/format/simpletrace_stap.py',
2788 'scripts/tracetool/format/c.py',
2789 'scripts/tracetool/format/h.py',
2790 'scripts/tracetool/format/log_stap.py',
2791 'scripts/tracetool/format/stap.py',
2792 'scripts/tracetool/__init__.py',
2793 'scripts/tracetool/transform.py',
2794 'scripts/tracetool/vcpu.py'
2797 qemu_version_cmd = [find_program('scripts/qemu-version.sh'),
2798 meson.current_source_dir(),
2799 get_option('pkgversion'), meson.project_version()]
2800 qemu_version = custom_target('qemu-version.h',
2801 output: 'qemu-version.h',
2802 command: qemu_version_cmd,
2804 build_by_default: true,
2805 build_always_stale: true)
2806 genh += qemu_version
2810 ['qemu-options.hx', 'qemu-options.def'],
2811 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'],
2815 ['hmp-commands.hx', 'hmp-commands.h'],
2816 ['hmp-commands-info.hx', 'hmp-commands-info.h'],
2819 foreach d : hx_headers
2820 hxdep += custom_target(d[1],
2824 build_by_default: true, # to be removed when added to a target
2825 command: [hxtool, '-h', '@INPUT0@'])
2833 authz_ss = ss.source_set()
2834 blockdev_ss = ss.source_set()
2835 block_ss = ss.source_set()
2836 chardev_ss = ss.source_set()
2837 common_ss = ss.source_set()
2838 crypto_ss = ss.source_set()
2839 hwcore_ss = ss.source_set()
2840 io_ss = ss.source_set()
2841 qmp_ss = ss.source_set()
2842 qom_ss = ss.source_set()
2843 softmmu_ss = ss.source_set()
2844 specific_fuzz_ss = ss.source_set()
2845 specific_ss = ss.source_set()
2846 stub_ss = ss.source_set()
2847 trace_ss = ss.source_set()
2848 user_ss = ss.source_set()
2849 util_ss = ss.source_set()
2852 qtest_module_ss = ss.source_set()
2853 tcg_module_ss = ss.source_set()
2859 target_softmmu_arch = {}
2860 target_user_arch = {}
2866 # TODO: add each directory to the subdirs from its own meson.build, once
2868 trace_events_subdirs = [
2877 trace_events_subdirs += [ 'linux-user' ]
2880 trace_events_subdirs += [ 'bsd-user' ]
2883 trace_events_subdirs += [
2892 trace_events_subdirs += [
2906 'hw/block/dataplane',
2955 if have_system or have_user
2956 trace_events_subdirs += [
2974 vhost_user = not_found
2975 if targetos == 'linux' and have_vhost_user
2976 libvhost_user = subproject('libvhost-user')
2977 vhost_user = libvhost_user.get_variable('vhost_user_dep')
2980 libvduse = not_found
2982 libvduse_proj = subproject('libvduse')
2983 libvduse = libvduse_proj.get_variable('libvduse_dep')
2986 # NOTE: the trace/ subdirectory needs the qapi_trace_events variable
2987 # that is filled in by qapi/.
3002 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO')
3003 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO')
3006 qom_ss = qom_ss.apply(config_host, strict: false)
3007 libqom = static_library('qom', qom_ss.sources() + genh,
3008 dependencies: [qom_ss.dependencies()],
3010 qom = declare_dependency(link_whole: libqom)
3012 event_loop_base = files('event-loop-base.c')
3013 event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh,
3014 build_by_default: true)
3015 event_loop_base = declare_dependency(link_whole: event_loop_base,
3016 dependencies: [qom])
3018 stub_ss = stub_ss.apply(config_all, strict: false)
3020 util_ss.add_all(trace_ss)
3021 util_ss = util_ss.apply(config_all, strict: false)
3022 libqemuutil = static_library('qemuutil',
3023 sources: util_ss.sources() + stub_ss.sources() + genh,
3024 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman])
3025 qemuutil = declare_dependency(link_with: libqemuutil,
3026 sources: genh + version_res,
3027 dependencies: [event_loop_base])
3029 if have_system or have_user
3030 decodetree = generator(find_program('scripts/decodetree.py'),
3031 output: 'decode-@BASENAME@.c.inc',
3032 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@'])
3033 subdir('libdecnumber')
3050 if config_host_data.get('CONFIG_REPLICATION')
3051 block_ss.add(files('replication.c'))
3058 blockdev_ss.add(files(
3065 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
3066 # os-win32.c does not
3067 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
3068 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
3071 common_ss.add(files('cpus-common.c'))
3075 common_ss.add(capstone)
3076 specific_ss.add(files('cpu.c', 'disas.c'), capstone)
3078 # Work around a gcc bug/misfeature wherein constant propagation looks
3080 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696
3081 # to guess that a const variable is always zero. Without lto, this is
3082 # impossible, as the alias is restricted to page-vary-common.c. Indeed,
3083 # without lto, not even the alias is required -- we simply use different
3084 # declarations in different compilation units.
3085 pagevary = files('page-vary-common.c')
3086 if get_option('b_lto')
3087 pagevary_flags = ['-fno-lto']
3088 if get_option('cfi')
3089 pagevary_flags += '-fno-sanitize=cfi-icall'
3091 pagevary = static_library('page-vary-common', sources: pagevary + genh,
3092 c_args: pagevary_flags)
3093 pagevary = declare_dependency(link_with: pagevary)
3095 common_ss.add(pagevary)
3096 specific_ss.add(files('page-vary.c'))
3104 subdir('semihosting')
3111 common_user_inc = []
3113 subdir('common-user')
3115 subdir('linux-user')
3117 # needed for fuzzing binaries
3118 subdir('tests/qtest/libqos')
3119 subdir('tests/qtest/fuzz')
3122 tcg_real_module_ss = ss.source_set()
3123 tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss)
3124 specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss)
3125 target_modules += { 'accel' : { 'qtest': qtest_module_ss,
3126 'tcg': tcg_real_module_ss }}
3128 ########################
3129 # Library dependencies #
3130 ########################
3132 modinfo_collect = find_program('scripts/modinfo-collect.py')
3133 modinfo_generate = find_program('scripts/modinfo-generate.py')
3138 foreach d, list : modules
3139 foreach m, module_ss : list
3140 if enable_modules and targetos != 'windows'
3141 module_ss = module_ss.apply(config_all, strict: false)
3142 sl = static_library(d + '-' + m, [genh, module_ss.sources()],
3143 dependencies: [modulecommon, module_ss.dependencies()], pic: true)
3149 if module_ss.sources() != []
3150 # FIXME: Should use sl.extract_all_objects(recursive: true) as
3151 # input. Sources can be used multiple times but objects are
3152 # unique when it comes to lookup in compile_commands.json.
3153 # Depnds on a mesion version with
3154 # https://github.com/mesonbuild/meson/pull/8900
3155 modinfo_files += custom_target(d + '-' + m + '.modinfo',
3156 output: d + '-' + m + '.modinfo',
3157 input: module_ss.sources() + genh,
3159 command: [modinfo_collect, module_ss.sources()])
3163 block_ss.add_all(module_ss)
3165 softmmu_ss.add_all(module_ss)
3171 foreach d, list : target_modules
3172 foreach m, module_ss : list
3173 if enable_modules and targetos != 'windows'
3174 foreach target : target_dirs
3175 if target.endswith('-softmmu')
3176 config_target = config_target_mak[target]
3177 config_target += config_host
3178 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3179 c_args = ['-DNEED_CPU_H',
3180 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3181 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3182 target_module_ss = module_ss.apply(config_target, strict: false)
3183 if target_module_ss.sources() != []
3184 module_name = d + '-' + m + '-' + config_target['TARGET_NAME']
3185 sl = static_library(module_name,
3186 [genh, target_module_ss.sources()],
3187 dependencies: [modulecommon, target_module_ss.dependencies()],
3188 include_directories: target_inc,
3192 # FIXME: Should use sl.extract_all_objects(recursive: true) too.
3193 modinfo_files += custom_target(module_name + '.modinfo',
3194 output: module_name + '.modinfo',
3195 input: target_module_ss.sources() + genh,
3197 command: [modinfo_collect, '--target', target, target_module_ss.sources()])
3202 specific_ss.add_all(module_ss)
3208 foreach target : target_dirs
3209 if target.endswith('-softmmu')
3210 config_target = config_target_mak[target]
3211 config_devices_mak = target + '-config-devices.mak'
3212 modinfo_src = custom_target('modinfo-' + target + '.c',
3213 output: 'modinfo-' + target + '.c',
3214 input: modinfo_files,
3215 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'],
3218 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src)
3219 modinfo_dep = declare_dependency(link_with: modinfo_lib)
3221 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH']
3222 hw_arch[arch].add(modinfo_dep)
3227 nm = find_program('nm')
3228 undefsym = find_program('scripts/undefsym.py')
3229 block_syms = custom_target('block.syms', output: 'block.syms',
3230 input: [libqemuutil, block_mods],
3232 command: [undefsym, nm, '@INPUT@'])
3233 qemu_syms = custom_target('qemu.syms', output: 'qemu.syms',
3234 input: [libqemuutil, softmmu_mods],
3236 command: [undefsym, nm, '@INPUT@'])
3238 authz_ss = authz_ss.apply(config_host, strict: false)
3239 libauthz = static_library('authz', authz_ss.sources() + genh,
3240 dependencies: [authz_ss.dependencies()],
3242 build_by_default: false)
3244 authz = declare_dependency(link_whole: libauthz,
3247 crypto_ss = crypto_ss.apply(config_host, strict: false)
3248 libcrypto = static_library('crypto', crypto_ss.sources() + genh,
3249 dependencies: [crypto_ss.dependencies()],
3251 build_by_default: false)
3253 crypto = declare_dependency(link_whole: libcrypto,
3254 dependencies: [authz, qom])
3256 io_ss = io_ss.apply(config_host, strict: false)
3257 libio = static_library('io', io_ss.sources() + genh,
3258 dependencies: [io_ss.dependencies()],
3259 link_with: libqemuutil,
3261 build_by_default: false)
3263 io = declare_dependency(link_whole: libio, dependencies: [crypto, qom])
3265 libmigration = static_library('migration', sources: migration_files + genh,
3267 build_by_default: false)
3268 migration = declare_dependency(link_with: libmigration,
3269 dependencies: [zlib, qom, io])
3270 softmmu_ss.add(migration)
3272 block_ss = block_ss.apply(config_host, strict: false)
3273 libblock = static_library('block', block_ss.sources() + genh,
3274 dependencies: block_ss.dependencies(),
3275 link_depends: block_syms,
3277 build_by_default: false)
3279 block = declare_dependency(link_whole: [libblock],
3280 link_args: '@block.syms',
3281 dependencies: [crypto, io])
3283 blockdev_ss = blockdev_ss.apply(config_host, strict: false)
3284 libblockdev = static_library('blockdev', blockdev_ss.sources() + genh,
3285 dependencies: blockdev_ss.dependencies(),
3287 build_by_default: false)
3289 blockdev = declare_dependency(link_whole: [libblockdev],
3290 dependencies: [block, event_loop_base])
3292 qmp_ss = qmp_ss.apply(config_host, strict: false)
3293 libqmp = static_library('qmp', qmp_ss.sources() + genh,
3294 dependencies: qmp_ss.dependencies(),
3296 build_by_default: false)
3298 qmp = declare_dependency(link_whole: [libqmp])
3300 libchardev = static_library('chardev', chardev_ss.sources() + genh,
3302 dependencies: chardev_ss.dependencies(),
3303 build_by_default: false)
3305 chardev = declare_dependency(link_whole: libchardev)
3307 hwcore_ss = hwcore_ss.apply(config_host, strict: false)
3308 libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh,
3310 build_by_default: false)
3311 hwcore = declare_dependency(link_whole: libhwcore)
3312 common_ss.add(hwcore)
3318 emulator_modules = []
3319 foreach m : block_mods + softmmu_mods
3320 emulator_modules += shared_module(m.name(),
3321 build_by_default: true,
3325 install_dir: qemu_moddir)
3327 if emulator_modules.length() > 0
3328 alias_target('modules', emulator_modules)
3331 softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp)
3332 common_ss.add(qom, qemuutil)
3334 common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss])
3335 common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss)
3337 common_all = common_ss.apply(config_all, strict: false)
3338 common_all = static_library('common',
3339 build_by_default: false,
3340 sources: common_all.sources() + genh,
3341 include_directories: common_user_inc,
3342 implicit_include_directories: false,
3343 dependencies: common_all.dependencies(),
3346 feature_to_c = find_program('scripts/feature_to_c.sh')
3348 if targetos == 'darwin'
3349 entitlement = find_program('scripts/entitlement.sh')
3353 foreach target : target_dirs
3354 config_target = config_target_mak[target]
3355 target_name = config_target['TARGET_NAME']
3356 target_base_arch = config_target['TARGET_BASE_ARCH']
3357 arch_srcs = [config_target_h[target]]
3359 c_args = ['-DNEED_CPU_H',
3360 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3361 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3362 link_args = emulator_link_args
3364 config_target += config_host
3365 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3366 if targetos == 'linux'
3367 target_inc += include_directories('linux-headers', is_system: true)
3369 if target.endswith('-softmmu')
3370 target_type='system'
3371 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false)
3372 arch_srcs += t.sources()
3373 arch_deps += t.dependencies()
3375 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch
3376 hw = hw_arch[hw_dir].apply(config_target, strict: false)
3377 arch_srcs += hw.sources()
3378 arch_deps += hw.dependencies()
3380 arch_srcs += config_devices_h[target]
3381 link_args += ['@block.syms', '@qemu.syms']
3383 abi = config_target['TARGET_ABI_DIR']
3385 target_inc += common_user_inc
3386 if target_base_arch in target_user_arch
3387 t = target_user_arch[target_base_arch].apply(config_target, strict: false)
3388 arch_srcs += t.sources()
3389 arch_deps += t.dependencies()
3391 if 'CONFIG_LINUX_USER' in config_target
3392 base_dir = 'linux-user'
3394 if 'CONFIG_BSD_USER' in config_target
3395 base_dir = 'bsd-user'
3396 target_inc += include_directories('bsd-user/' / targetos)
3397 target_inc += include_directories('bsd-user/host/' / host_arch)
3398 dir = base_dir / abi
3399 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c')
3401 target_inc += include_directories(
3405 if 'CONFIG_LINUX_USER' in config_target
3406 dir = base_dir / abi
3407 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c')
3408 if config_target.has_key('TARGET_SYSTBL_ABI')
3410 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'],
3411 extra_args : config_target['TARGET_SYSTBL_ABI'])
3416 if 'TARGET_XML_FILES' in config_target
3417 gdbstub_xml = custom_target(target + '-gdbstub-xml.c',
3418 output: target + '-gdbstub-xml.c',
3419 input: files(config_target['TARGET_XML_FILES'].split()),
3420 command: [feature_to_c, '@INPUT@'],
3422 arch_srcs += gdbstub_xml
3425 t = target_arch[target_base_arch].apply(config_target, strict: false)
3426 arch_srcs += t.sources()
3427 arch_deps += t.dependencies()
3429 target_common = common_ss.apply(config_target, strict: false)
3430 objects = common_all.extract_objects(target_common.sources())
3431 deps = target_common.dependencies()
3433 target_specific = specific_ss.apply(config_target, strict: false)
3434 arch_srcs += target_specific.sources()
3435 arch_deps += target_specific.dependencies()
3437 lib = static_library('qemu-' + target,
3438 sources: arch_srcs + genh,
3439 dependencies: arch_deps,
3441 include_directories: target_inc,
3443 build_by_default: false,
3446 if target.endswith('-softmmu')
3448 'name': 'qemu-system-' + target_name,
3449 'win_subsystem': 'console',
3450 'sources': files('softmmu/main.c'),
3453 if targetos == 'windows' and (sdl.found() or gtk.found())
3455 'name': 'qemu-system-' + target_name + 'w',
3456 'win_subsystem': 'windows',
3457 'sources': files('softmmu/main.c'),
3461 if get_option('fuzzing')
3462 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false)
3464 'name': 'qemu-fuzz-' + target_name,
3465 'win_subsystem': 'console',
3466 'sources': specific_fuzz.sources(),
3467 'dependencies': specific_fuzz.dependencies(),
3472 'name': 'qemu-' + target_name,
3473 'win_subsystem': 'console',
3479 exe_name = exe['name']
3480 if targetos == 'darwin'
3481 exe_name += '-unsigned'
3484 emulator = executable(exe_name, exe['sources'],
3487 dependencies: arch_deps + deps + exe['dependencies'],
3488 objects: lib.extract_all_objects(recursive: true),
3489 link_language: link_language,
3490 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
3491 link_args: link_args,
3492 win_subsystem: exe['win_subsystem'])
3494 if targetos == 'darwin'
3495 icon = 'pc-bios/qemu.rsrc'
3496 build_input = [emulator, files(icon)]
3498 get_option('bindir') / exe_name,
3499 meson.current_source_dir() / icon
3501 if 'CONFIG_HVF' in config_target
3502 entitlements = 'accel/hvf/entitlements.plist'
3503 build_input += files(entitlements)
3504 install_input += meson.current_source_dir() / entitlements
3507 emulators += {exe['name'] : custom_target(exe['name'],
3509 output: exe['name'],
3510 command: [entitlement, '@OUTPUT@', '@INPUT@'])
3513 meson.add_install_script(entitlement, '--install',
3514 get_option('bindir') / exe['name'],
3517 emulators += {exe['name']: emulator}
3522 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false},
3523 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true},
3524 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
3525 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
3527 custom_target(exe['name'] + stp['ext'],
3528 input: trace_events_all,
3529 output: exe['name'] + stp['ext'],
3530 install: stp['install'],
3531 install_dir: get_option('datadir') / 'systemtap/tapset',
3533 tracetool, '--group=all', '--format=' + stp['fmt'],
3534 '--binary=' + stp['bin'],
3535 '--target-name=' + target_name,
3536 '--target-type=' + target_type,
3537 '--probe-prefix=qemu.' + target_type + '.' + target_name,
3538 '@INPUT@', '@OUTPUT@'
3540 depend_files: tracetool_depends)
3546 # Other build targets
3548 if 'CONFIG_PLUGIN' in config_host
3549 install_headers('include/qemu/qemu-plugin.h')
3554 # Don't build qemu-keymap if xkbcommon is not explicitly enabled
3555 # when we don't build tools or system
3556 if xkbcommon.found()
3557 # used for the update-keymaps target, so include rules even if !have_tools
3558 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh,
3559 dependencies: [qemuutil, xkbcommon], install: have_tools)
3563 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
3564 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)
3565 qemu_io = executable('qemu-io', files('qemu-io.c'),
3566 dependencies: [block, qemuutil], install: true)
3567 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'),
3568 dependencies: [blockdev, qemuutil, gnutls, selinux],
3571 subdir('storage-daemon')
3572 subdir('contrib/rdmacm-mux')
3573 subdir('contrib/elf2dmp')
3575 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'),
3576 dependencies: qemuutil,
3580 subdir('contrib/vhost-user-blk')
3581 subdir('contrib/vhost-user-gpu')
3582 subdir('contrib/vhost-user-input')
3583 subdir('contrib/vhost-user-scsi')
3586 if targetos == 'linux'
3587 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'),
3588 dependencies: [qemuutil, libcap_ng],
3590 install_dir: get_option('libexecdir'))
3592 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'),
3593 dependencies: [authz, crypto, io, qom, qemuutil,
3594 libcap_ng, mpathpersist],
3599 subdir('contrib/ivshmem-client')
3600 subdir('contrib/ivshmem-server')
3613 if host_machine.system() == 'windows'
3615 find_program('scripts/nsis.py'),
3617 get_option('prefix'),
3618 meson.current_source_dir(),
3621 '-DDISPLAYVERSION=' + meson.project_version(),
3624 nsis_cmd += '-DCONFIG_DOCUMENTATION=y'
3627 nsis_cmd += '-DCONFIG_GTK=y'
3630 nsis = custom_target('nsis',
3631 output: 'qemu-setup-' + meson.project_version() + '.exe',
3632 input: files('qemu.nsi'),
3633 build_always_stale: true,
3634 command: nsis_cmd + ['@INPUT@'])
3635 alias_target('installer', nsis)
3638 #########################
3639 # Configuration summary #
3640 #########################
3644 summary_info += {'Install prefix': get_option('prefix')}
3645 summary_info += {'BIOS directory': qemu_datadir}
3646 pathsep = targetos == 'windows' ? ';' : ':'
3647 summary_info += {'firmware path': pathsep.join(get_option('qemu_firmwarepath'))}
3648 summary_info += {'binary directory': get_option('prefix') / get_option('bindir')}
3649 summary_info += {'library directory': get_option('prefix') / get_option('libdir')}
3650 summary_info += {'module directory': qemu_moddir}
3651 summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')}
3652 summary_info += {'include directory': get_option('prefix') / get_option('includedir')}
3653 summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')}
3654 if targetos != 'windows'
3655 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')}
3656 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')}
3658 summary_info += {'local state directory': 'queried at runtime'}
3660 summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')}
3661 summary_info += {'Build directory': meson.current_build_dir()}
3662 summary_info += {'Source path': meson.current_source_dir()}
3663 summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']}
3664 summary(summary_info, bool_yn: true, section: 'Directories')
3668 summary_info += {'git': config_host['GIT']}
3669 summary_info += {'make': config_host['MAKE']}
3670 summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
3671 summary_info += {'sphinx-build': sphinx_build}
3672 if config_host.has_key('HAVE_GDB_BIN')
3673 summary_info += {'gdb': config_host['HAVE_GDB_BIN']}
3675 summary_info += {'iasl': iasl}
3676 summary_info += {'genisoimage': config_host['GENISOIMAGE']}
3677 if targetos == 'windows' and have_ga
3678 summary_info += {'wixl': wixl}
3680 if slirp.found() and have_system
3681 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false}
3683 summary(summary_info, bool_yn: true, section: 'Host binaries')
3685 # Configurable features
3687 summary_info += {'Documentation': build_docs}
3688 summary_info += {'system-mode emulation': have_system}
3689 summary_info += {'user-mode emulation': have_user}
3690 summary_info += {'block layer': have_block}
3691 summary_info += {'Install blobs': get_option('install_blobs')}
3692 summary_info += {'module support': config_host.has_key('CONFIG_MODULES')}
3693 if config_host.has_key('CONFIG_MODULES')
3694 summary_info += {'alternative module path': get_option('module_upgrades')}
3696 summary_info += {'fuzzing support': get_option('fuzzing')}
3698 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)}
3700 summary_info += {'Trace backends': ','.join(get_option('trace_backends'))}
3701 if 'simple' in get_option('trace_backends')
3702 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'}
3704 summary_info += {'D-Bus display': dbus_display}
3705 summary_info += {'QOM debugging': get_option('qom_cast_debug')}
3706 summary_info += {'vhost-kernel support': have_vhost_kernel}
3707 summary_info += {'vhost-net support': have_vhost_net}
3708 summary_info += {'vhost-user support': have_vhost_user}
3709 summary_info += {'vhost-user-crypto support': have_vhost_user_crypto}
3710 summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server}
3711 summary_info += {'vhost-vdpa support': have_vhost_vdpa}
3712 summary_info += {'build guest agent': have_ga}
3713 summary(summary_info, bool_yn: true, section: 'Configurable features')
3715 # Compilation information
3717 summary_info += {'host CPU': cpu}
3718 summary_info += {'host endianness': build_machine.endian()}
3719 summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())}
3720 summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())}
3721 if link_language == 'cpp'
3722 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())}
3724 summary_info += {'C++ compiler': false}
3726 if targetos == 'darwin'
3727 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())}
3729 summary_info += {'CFLAGS': ' '.join(get_option('c_args')
3730 + ['-O' + get_option('optimization')]
3731 + (get_option('debug') ? ['-g'] : []))}
3732 if link_language == 'cpp'
3733 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args')
3734 + ['-O' + get_option('optimization')]
3735 + (get_option('debug') ? ['-g'] : []))}
3737 if targetos == 'darwin'
3738 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args')
3739 + ['-O' + get_option('optimization')]
3740 + (get_option('debug') ? ['-g'] : []))}
3742 link_args = get_option(link_language + '_link_args')
3743 if link_args.length() > 0
3744 summary_info += {'LDFLAGS': ' '.join(link_args)}
3746 summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)}
3747 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)}
3748 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)}
3749 summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)}
3750 summary_info += {'profiler': get_option('profiler')}
3751 summary_info += {'link-time optimization (LTO)': get_option('b_lto')}
3752 summary_info += {'PIE': get_option('b_pie')}
3753 summary_info += {'static build': config_host.has_key('CONFIG_STATIC')}
3754 summary_info += {'malloc trim support': has_malloc_trim}
3755 summary_info += {'membarrier': have_membarrier}
3756 summary_info += {'debug stack usage': get_option('debug_stack_usage')}
3757 summary_info += {'mutex debugging': get_option('debug_mutex')}
3758 summary_info += {'memory allocator': get_option('malloc')}
3759 summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')}
3760 summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')}
3761 summary_info += {'gprof enabled': get_option('gprof')}
3762 summary_info += {'gcov': get_option('b_coverage')}
3763 summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')}
3764 summary_info += {'CFI support': get_option('cfi')}
3765 if get_option('cfi')
3766 summary_info += {'CFI debug support': get_option('cfi_debug')}
3768 summary_info += {'strip binaries': get_option('strip')}
3769 summary_info += {'sparse': sparse}
3770 summary_info += {'mingw32 support': targetos == 'windows'}
3771 summary(summary_info, bool_yn: true, section: 'Compilation')
3773 # snarf the cross-compilation information for tests
3776 foreach target: target_dirs
3777 tcg_mak = meson.current_build_dir() / 'tests/tcg' / target / 'config-target.mak'
3778 if fs.exists(tcg_mak)
3779 config_cross_tcg = keyval.load(tcg_mak)
3780 if 'CC' in config_cross_tcg
3781 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']}
3787 summary(summary_info, bool_yn: true, section: 'Cross compilers')
3790 # Targets and accelerators
3793 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')}
3794 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')}
3795 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')}
3796 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')}
3797 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')}
3798 summary_info += {'Xen support': xen.found()}
3800 summary_info += {'xen ctrl version': xen.version()}
3803 summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')}
3804 if config_all.has_key('CONFIG_TCG')
3805 if get_option('tcg_interpreter')
3806 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'}
3808 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)}
3810 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')}
3811 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')}
3813 summary_info += {'target list': ' '.join(target_dirs)}
3815 summary_info += {'default devices': get_option('default_devices')}
3816 summary_info += {'out of process emulation': multiprocess_allowed}
3817 summary_info += {'vfio-user server': vfio_user_server_allowed}
3819 summary(summary_info, bool_yn: true, section: 'Targets and accelerators')
3823 summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']}
3824 summary_info += {'coroutine pool': have_coroutine_pool}
3826 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')}
3827 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')}
3828 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')}
3829 summary_info += {'VirtFS support': have_virtfs}
3830 summary_info += {'build virtiofs daemon': have_virtiofsd}
3831 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')}
3832 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')}
3833 summary_info += {'bochs support': get_option('bochs').allowed()}
3834 summary_info += {'cloop support': get_option('cloop').allowed()}
3835 summary_info += {'dmg support': get_option('dmg').allowed()}
3836 summary_info += {'qcow v1 support': get_option('qcow1').allowed()}
3837 summary_info += {'vdi support': get_option('vdi').allowed()}
3838 summary_info += {'vvfat support': get_option('vvfat').allowed()}
3839 summary_info += {'qed support': get_option('qed').allowed()}
3840 summary_info += {'parallels support': get_option('parallels').allowed()}
3841 summary_info += {'FUSE exports': fuse}
3842 summary_info += {'VDUSE block exports': have_vduse_blk_export}
3844 summary(summary_info, bool_yn: true, section: 'Block layer support')
3848 summary_info += {'TLS priority': get_option('tls_priority')}
3849 summary_info += {'GNUTLS support': gnutls}
3851 summary_info += {' GNUTLS crypto': gnutls_crypto.found()}
3853 summary_info += {'libgcrypt': gcrypt}
3854 summary_info += {'nettle': nettle}
3856 summary_info += {' XTS': xts != 'private'}
3858 summary_info += {'AF_ALG support': have_afalg}
3859 summary_info += {'rng-none': get_option('rng_none')}
3860 summary_info += {'Linux keyring': have_keyring}
3861 summary(summary_info, bool_yn: true, section: 'Crypto')
3865 if targetos == 'darwin'
3866 summary_info += {'Cocoa support': cocoa}
3867 summary_info += {'vmnet.framework support': vmnet}
3869 summary_info += {'SDL support': sdl}
3870 summary_info += {'SDL image support': sdl_image}
3871 summary_info += {'GTK support': gtk}
3872 summary_info += {'pixman': pixman}
3873 summary_info += {'VTE support': vte}
3874 summary_info += {'slirp support': slirp}
3875 summary_info += {'libtasn1': tasn1}
3876 summary_info += {'PAM': pam}
3877 summary_info += {'iconv support': iconv}
3878 summary_info += {'curses support': curses}
3879 summary_info += {'virgl support': virgl}
3880 summary_info += {'blkio support': blkio}
3881 summary_info += {'curl support': curl}
3882 summary_info += {'Multipath support': mpathpersist}
3883 summary_info += {'PNG support': png}
3884 summary_info += {'VNC support': vnc}
3886 summary_info += {'VNC SASL support': sasl}
3887 summary_info += {'VNC JPEG support': jpeg}
3889 if targetos not in ['darwin', 'haiku', 'windows']
3890 summary_info += {'OSS support': oss}
3891 summary_info += {'sndio support': sndio}
3892 elif targetos == 'darwin'
3893 summary_info += {'CoreAudio support': coreaudio}
3894 elif targetos == 'windows'
3895 summary_info += {'DirectSound support': dsound}
3897 if targetos == 'linux'
3898 summary_info += {'ALSA support': alsa}
3899 summary_info += {'PulseAudio support': pulse}
3901 summary_info += {'JACK support': jack}
3902 summary_info += {'brlapi support': brlapi}
3903 summary_info += {'vde support': vde}
3904 summary_info += {'netmap support': have_netmap}
3905 summary_info += {'l2tpv3 support': have_l2tpv3}
3906 summary_info += {'Linux AIO support': libaio}
3907 summary_info += {'Linux io_uring support': linux_io_uring}
3908 summary_info += {'ATTR/XATTR support': libattr}
3909 summary_info += {'RDMA support': rdma}
3910 summary_info += {'PVRDMA support': have_pvrdma}
3911 summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt}
3912 summary_info += {'libcap-ng support': libcap_ng}
3913 summary_info += {'bpf support': libbpf}
3914 summary_info += {'spice protocol support': spice_protocol}
3915 if spice_protocol.found()
3916 summary_info += {' spice server support': spice}
3918 summary_info += {'rbd support': rbd}
3919 summary_info += {'smartcard support': cacard}
3920 summary_info += {'U2F support': u2f}
3921 summary_info += {'libusb': libusb}
3922 summary_info += {'usb net redir': usbredir}
3923 summary_info += {'OpenGL support (epoxy)': opengl}
3924 summary_info += {'GBM': gbm}
3925 summary_info += {'libiscsi support': libiscsi}
3926 summary_info += {'libnfs support': libnfs}
3927 if targetos == 'windows'
3929 summary_info += {'QGA VSS support': have_qga_vss}
3932 summary_info += {'seccomp support': seccomp}
3933 summary_info += {'GlusterFS support': glusterfs}
3934 summary_info += {'TPM support': have_tpm}
3935 summary_info += {'libssh support': libssh}
3936 summary_info += {'lzo support': lzo}
3937 summary_info += {'snappy support': snappy}
3938 summary_info += {'bzip2 support': libbzip2}
3939 summary_info += {'lzfse support': liblzfse}
3940 summary_info += {'zstd support': zstd}
3941 summary_info += {'NUMA host support': numa}
3942 summary_info += {'capstone': capstone}
3943 summary_info += {'libpmem support': libpmem}
3944 summary_info += {'libdaxctl support': libdaxctl}
3945 summary_info += {'libudev': libudev}
3946 # Dummy dependency, keep .found()
3947 summary_info += {'FUSE lseek': fuse_lseek.found()}
3948 summary_info += {'selinux': selinux}
3949 summary(summary_info, bool_yn: true, section: 'Dependencies')
3951 if not supported_cpus.contains(cpu)
3953 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!')
3955 message('CPU host architecture ' + cpu + ' support is not currently maintained.')
3956 message('The QEMU project intends to remove support for this host CPU in')
3957 message('a future release if nobody volunteers to maintain it and to')
3958 message('provide a build host for our continuous integration setup.')
3959 message('configure has succeeded and you can continue to build, but')
3960 message('if you care about QEMU on this platform you should contact')
3961 message('us upstream at qemu-devel@nongnu.org.')
3964 if not supported_oses.contains(targetos)
3966 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!')
3968 message('Host OS ' + targetos + 'support is not currently maintained.')
3969 message('The QEMU project intends to remove support for this host OS in')
3970 message('a future release if nobody volunteers to maintain it and to')
3971 message('provide a build host for our continuous integration setup.')
3972 message('configure has succeeded and you can continue to build, but')
3973 message('if you care about QEMU on this platform you should contact')
3974 message('us upstream at qemu-devel@nongnu.org.')