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('curl').auto() or have_block
776 curl = dependency('libcurl', version: '>=7.29.0',
777 method: 'pkg-config',
778 required: get_option('curl'),
779 kwargs: static_kwargs)
782 if targetos == 'linux' and (have_system or have_tools)
783 libudev = dependency('libudev',
784 method: 'pkg-config',
785 required: get_option('libudev'),
786 kwargs: static_kwargs)
789 mpathlibs = [libudev]
790 mpathpersist = not_found
791 mpathpersist_new_api = false
792 if targetos == 'linux' and have_tools and get_option('mpath').allowed()
793 mpath_test_source_new = '''
795 #include <mpath_persist.h>
796 unsigned mpath_mx_alloc_len = 1024;
798 static struct config *multipath_conf;
799 extern struct udev *udev;
800 extern struct config *get_multipath_config(void);
801 extern void put_multipath_config(struct config *conf);
803 struct config *get_multipath_config(void) { return multipath_conf; }
804 void put_multipath_config(struct config *conf) { }
807 multipath_conf = mpath_lib_init();
810 mpath_test_source_old = '''
812 #include <mpath_persist.h>
813 unsigned mpath_mx_alloc_len = 1024;
816 struct udev *udev = udev_new();
817 mpath_lib_init(udev);
820 libmpathpersist = cc.find_library('mpathpersist',
821 required: get_option('mpath'),
822 kwargs: static_kwargs)
823 if libmpathpersist.found()
824 mpathlibs += libmpathpersist
826 mpathlibs += cc.find_library('devmapper',
827 required: get_option('mpath'),
828 kwargs: static_kwargs)
830 mpathlibs += cc.find_library('multipath',
831 required: get_option('mpath'),
832 kwargs: static_kwargs)
833 foreach lib: mpathlibs
839 if mpathlibs.length() == 0
840 msg = 'Dependencies missing for libmpathpersist'
841 elif cc.links(mpath_test_source_new, dependencies: mpathlibs)
842 mpathpersist = declare_dependency(dependencies: mpathlibs)
843 mpathpersist_new_api = true
844 elif cc.links(mpath_test_source_old, dependencies: mpathlibs)
845 mpathpersist = declare_dependency(dependencies: mpathlibs)
847 msg = 'Cannot detect libmpathpersist API'
849 if not mpathpersist.found()
850 if get_option('mpath').enabled()
853 warning(msg + ', disabling')
861 if have_system and get_option('curses').allowed()
863 #if defined(__APPLE__) || defined(__OpenBSD__)
864 #define _XOPEN_SOURCE_EXTENDED 1
871 setlocale(LC_ALL, "");
873 addwstr(L"wide chars\n");
875 add_wch(WACS_DEGREE);
879 curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw']
880 curses = dependency(curses_dep_list,
882 method: 'pkg-config',
883 kwargs: static_kwargs)
884 msg = get_option('curses').enabled() ? 'curses library not found' : ''
885 curses_compile_args = ['-DNCURSES_WIDECHAR=1']
887 if cc.links(curses_test, args: curses_compile_args, dependencies: [curses])
888 curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses])
890 msg = 'curses package not usable'
894 if not curses.found()
895 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
896 if targetos != 'windows' and not has_curses_h
897 message('Trying with /usr/include/ncursesw')
898 curses_compile_args += ['-I/usr/include/ncursesw']
899 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
902 curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw'])
903 foreach curses_libname : curses_libname_list
904 libcurses = cc.find_library(curses_libname,
906 kwargs: static_kwargs)
908 if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses)
909 curses = declare_dependency(compile_args: curses_compile_args,
910 dependencies: [libcurses])
913 msg = 'curses library not usable'
919 if get_option('iconv').allowed()
920 foreach link_args : [ ['-liconv'], [] ]
921 # Programs will be linked with glib and this will bring in libiconv on FreeBSD.
922 # We need to use libiconv if available because mixing libiconv's headers with
923 # the system libc does not work.
924 # However, without adding glib to the dependencies -L/usr/local/lib will not be
925 # included in the command line and libiconv will not be found.
929 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
930 return conv != (iconv_t) -1;
931 }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args)
932 iconv = declare_dependency(link_args: link_args, dependencies: glib)
937 if curses.found() and not iconv.found()
938 if get_option('iconv').enabled()
939 error('iconv not available')
941 msg = 'iconv required for curses UI but not available'
944 if not curses.found() and msg != ''
945 if get_option('curses').enabled()
948 warning(msg + ', disabling')
954 if not get_option('brlapi').auto() or have_system
955 brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'],
956 required: get_option('brlapi'),
957 kwargs: static_kwargs)
958 if brlapi.found() and not cc.links('''
961 int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi)
963 if get_option('brlapi').enabled()
964 error('could not link brlapi')
966 warning('could not link brlapi, disabling')
972 if not get_option('sdl').auto() or have_system
973 sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs)
974 sdl_image = not_found
977 # work around 2.0.8 bug
978 sdl = declare_dependency(compile_args: '-Wno-undef',
980 sdl_image = dependency('SDL2_image', required: get_option('sdl_image'),
981 method: 'pkg-config', kwargs: static_kwargs)
983 if get_option('sdl_image').enabled()
984 error('sdl-image required, but SDL was @0@'.format(
985 get_option('sdl').disabled() ? 'disabled' : 'not found'))
987 sdl_image = not_found
991 if not get_option('rbd').auto() or have_block
992 librados = cc.find_library('rados', required: get_option('rbd'),
993 kwargs: static_kwargs)
994 librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'],
995 required: get_option('rbd'),
996 kwargs: static_kwargs)
997 if librados.found() and librbd.found()
1000 #include <rbd/librbd.h>
1003 rados_create(&cluster, NULL);
1004 #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0)
1008 }''', dependencies: [librbd, librados])
1009 rbd = declare_dependency(dependencies: [librbd, librados])
1010 elif get_option('rbd').enabled()
1011 error('librbd >= 1.12.0 required')
1013 warning('librbd >= 1.12.0 not found, disabling')
1018 glusterfs = not_found
1019 glusterfs_ftruncate_has_stat = false
1020 glusterfs_iocb_has_stat = false
1021 if not get_option('glusterfs').auto() or have_block
1022 glusterfs = dependency('glusterfs-api', version: '>=3',
1023 required: get_option('glusterfs'),
1024 method: 'pkg-config', kwargs: static_kwargs)
1025 if glusterfs.found()
1026 glusterfs_ftruncate_has_stat = cc.links('''
1027 #include <glusterfs/api/glfs.h>
1032 /* new glfs_ftruncate() passes two additional args */
1033 return glfs_ftruncate(NULL, 0, NULL, NULL);
1035 ''', dependencies: glusterfs)
1036 glusterfs_iocb_has_stat = cc.links('''
1037 #include <glusterfs/api/glfs.h>
1039 /* new glfs_io_cbk() passes two additional glfs_stat structs */
1041 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
1047 glfs_io_cbk iocb = &glusterfs_iocb;
1048 iocb(NULL, 0 , NULL, NULL, NULL);
1051 ''', dependencies: glusterfs)
1056 if not get_option('libssh').auto() or have_block
1057 libssh = dependency('libssh', version: '>=0.8.7',
1058 method: 'pkg-config',
1059 required: get_option('libssh'),
1060 kwargs: static_kwargs)
1063 libbzip2 = not_found
1064 if not get_option('bzip2').auto() or have_block
1065 libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'],
1066 required: get_option('bzip2'),
1067 kwargs: static_kwargs)
1068 if libbzip2.found() and not cc.links('''
1070 int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2)
1071 libbzip2 = not_found
1072 if get_option('bzip2').enabled()
1073 error('could not link libbzip2')
1075 warning('could not link libbzip2, disabling')
1080 liblzfse = not_found
1081 if not get_option('lzfse').auto() or have_block
1082 liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'],
1083 required: get_option('lzfse'),
1084 kwargs: static_kwargs)
1086 if liblzfse.found() and not cc.links('''
1088 int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse)
1089 liblzfse = not_found
1090 if get_option('lzfse').enabled()
1091 error('could not link liblzfse')
1093 warning('could not link liblzfse, disabling')
1098 if get_option('oss').allowed() and have_system
1099 if not cc.has_header('sys/soundcard.h')
1101 elif targetos == 'netbsd'
1102 oss = cc.find_library('ossaudio', required: get_option('oss'),
1103 kwargs: static_kwargs)
1105 oss = declare_dependency()
1109 if get_option('oss').enabled()
1110 error('OSS not found')
1115 if not get_option('dsound').auto() or (targetos == 'windows' and have_system)
1116 if cc.has_header('dsound.h')
1117 dsound = declare_dependency(link_args: ['-lole32', '-ldxguid'])
1120 if not dsound.found()
1121 if get_option('dsound').enabled()
1122 error('DirectSound not found')
1127 coreaudio = not_found
1128 if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system)
1129 coreaudio = dependency('appleframeworks', modules: 'CoreAudio',
1130 required: get_option('coreaudio'))
1134 if not get_option('opengl').auto() or have_system or have_vhost_user_gpu
1135 epoxy = dependency('epoxy', method: 'pkg-config',
1136 required: get_option('opengl'), kwargs: static_kwargs)
1137 if cc.has_header('epoxy/egl.h', dependencies: epoxy)
1139 elif get_option('opengl').enabled()
1140 error('epoxy/egl.h not found')
1144 if (have_system or have_tools) and (virgl.found() or opengl.found())
1145 gbm = dependency('gbm', method: 'pkg-config', required: false,
1146 kwargs: static_kwargs)
1148 have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and opengl.found() and gbm.found()
1151 gnutls_crypto = not_found
1152 if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system)
1153 # For general TLS support our min gnutls matches
1154 # that implied by our platform support matrix
1156 # For the crypto backends, we look for a newer
1159 # Version 3.6.8 is needed to get XTS
1160 # Version 3.6.13 is needed to get PBKDF
1161 # Version 3.6.14 is needed to get HW accelerated XTS
1163 # If newer enough gnutls isn't available, we can
1164 # still use a different crypto backend to satisfy
1165 # the platform support requirements
1166 gnutls_crypto = dependency('gnutls', version: '>=3.6.14',
1167 method: 'pkg-config',
1169 kwargs: static_kwargs)
1170 if gnutls_crypto.found()
1171 gnutls = gnutls_crypto
1173 # Our min version if all we need is TLS
1174 gnutls = dependency('gnutls', version: '>=3.5.18',
1175 method: 'pkg-config',
1176 required: get_option('gnutls'),
1177 kwargs: static_kwargs)
1181 # We prefer use of gnutls for crypto, unless the options
1182 # explicitly asked for nettle or gcrypt.
1184 # If gnutls isn't available for crypto, then we'll prefer
1185 # gcrypt over nettle for performance reasons.
1191 if get_option('nettle').enabled() and get_option('gcrypt').enabled()
1192 error('Only one of gcrypt & nettle can be enabled')
1195 # Explicit nettle/gcrypt request, so ignore gnutls for crypto
1196 if get_option('nettle').enabled() or get_option('gcrypt').enabled()
1197 gnutls_crypto = not_found
1200 if not gnutls_crypto.found()
1201 if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled()
1202 gcrypt = dependency('libgcrypt', version: '>=1.8',
1203 method: 'config-tool',
1204 required: get_option('gcrypt'),
1205 kwargs: static_kwargs)
1206 # Debian has removed -lgpg-error from libgcrypt-config
1207 # as it "spreads unnecessary dependencies" which in
1208 # turn breaks static builds...
1209 if gcrypt.found() and enable_static
1210 gcrypt = declare_dependency(dependencies: [
1212 cc.find_library('gpg-error', required: true, kwargs: static_kwargs)])
1215 if (not get_option('nettle').auto() or have_system) and not gcrypt.found()
1216 nettle = dependency('nettle', version: '>=3.4',
1217 method: 'pkg-config',
1218 required: get_option('nettle'),
1219 kwargs: static_kwargs)
1220 if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle)
1226 gmp = dependency('gmp', required: false, method: 'pkg-config', kwargs: static_kwargs)
1227 if nettle.found() and gmp.found()
1228 hogweed = dependency('hogweed', version: '>=3.4',
1229 method: 'pkg-config',
1230 required: get_option('nettle'),
1231 kwargs: static_kwargs)
1238 if not get_option('gtk').auto() or have_system
1239 gtk = dependency('gtk+-3.0', version: '>=3.22.0',
1240 method: 'pkg-config',
1241 required: get_option('gtk'),
1242 kwargs: static_kwargs)
1244 gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0',
1245 method: 'pkg-config',
1247 kwargs: static_kwargs)
1248 gtk = declare_dependency(dependencies: [gtk, gtkx11])
1250 if not get_option('vte').auto() or have_system
1251 vte = dependency('vte-2.91',
1252 method: 'pkg-config',
1253 required: get_option('vte'),
1254 kwargs: static_kwargs)
1261 x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(),
1262 kwargs: static_kwargs)
1265 if get_option('png').allowed() and have_system
1266 png = dependency('libpng', version: '>=1.6.34', required: get_option('png'),
1267 method: 'pkg-config', kwargs: static_kwargs)
1272 if get_option('vnc').allowed() and have_system
1273 vnc = declare_dependency() # dummy dependency
1274 jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'),
1275 method: 'pkg-config', kwargs: static_kwargs)
1276 sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'],
1277 required: get_option('vnc_sasl'),
1278 kwargs: static_kwargs)
1280 sasl = declare_dependency(dependencies: sasl,
1281 compile_args: '-DSTRUCT_IOVEC_DEFINED')
1286 if not get_option('auth_pam').auto() or have_system
1287 pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'],
1288 required: get_option('auth_pam'),
1289 kwargs: static_kwargs)
1291 if pam.found() and not cc.links('''
1293 #include <security/pam_appl.h>
1295 const char *service_name = "qemu";
1296 const char *user = "frank";
1297 const struct pam_conv pam_conv = { 0 };
1298 pam_handle_t *pamh = NULL;
1299 pam_start(service_name, user, &pam_conv, &pamh);
1301 }''', dependencies: pam)
1303 if get_option('auth_pam').enabled()
1304 error('could not link libpam')
1306 warning('could not link libpam, disabling')
1311 if not get_option('snappy').auto() or have_system
1312 snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'],
1313 required: get_option('snappy'),
1314 kwargs: static_kwargs)
1316 if snappy.found() and not linker.links('''
1317 #include <snappy-c.h>
1318 int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy)
1320 if get_option('snappy').enabled()
1321 error('could not link libsnappy')
1323 warning('could not link libsnappy, disabling')
1328 if not get_option('lzo').auto() or have_system
1329 lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'],
1330 required: get_option('lzo'),
1331 kwargs: static_kwargs)
1333 if lzo.found() and not cc.links('''
1334 #include <lzo/lzo1x.h>
1335 int main(void) { lzo_version(); return 0; }''', dependencies: lzo)
1337 if get_option('lzo').enabled()
1338 error('could not link liblzo2')
1340 warning('could not link liblzo2, disabling')
1345 if not get_option('numa').auto() or have_system or have_tools
1346 numa = cc.find_library('numa', has_headers: ['numa.h'],
1347 required: get_option('numa'),
1348 kwargs: static_kwargs)
1350 if numa.found() and not cc.links('''
1352 int main(void) { return numa_available(); }
1353 ''', dependencies: numa)
1355 if get_option('numa').enabled()
1356 error('could not link numa')
1358 warning('could not link numa, disabling')
1363 if not get_option('rdma').auto() or have_system
1364 libumad = cc.find_library('ibumad', required: get_option('rdma'))
1365 rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'],
1366 required: get_option('rdma'),
1367 kwargs: static_kwargs),
1368 cc.find_library('ibverbs', required: get_option('rdma'),
1369 kwargs: static_kwargs),
1371 rdma = declare_dependency(dependencies: rdma_libs)
1372 foreach lib: rdma_libs
1380 if get_option('xen').enabled() or (get_option('xen').auto() and have_system)
1381 xencontrol = dependency('xencontrol', required: false,
1382 method: 'pkg-config', kwargs: static_kwargs)
1383 if xencontrol.found()
1384 xen_pc = declare_dependency(version: xencontrol.version(),
1387 # disabler: true makes xen_pc.found() return false if any is not found
1388 dependency('xenstore', required: false,
1389 method: 'pkg-config', kwargs: static_kwargs,
1391 dependency('xenforeignmemory', required: false,
1392 method: 'pkg-config', kwargs: static_kwargs,
1394 dependency('xengnttab', required: false,
1395 method: 'pkg-config', kwargs: static_kwargs,
1397 dependency('xenevtchn', required: false,
1398 method: 'pkg-config', kwargs: static_kwargs,
1400 dependency('xendevicemodel', required: false,
1401 method: 'pkg-config', kwargs: static_kwargs,
1403 # optional, no "disabler: true"
1404 dependency('xentoolcore', required: false,
1405 method: 'pkg-config', kwargs: static_kwargs)])
1411 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' ]
1413 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1414 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1415 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1416 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1417 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1418 '4.6.0': [ 'xenstore', 'xenctrl' ],
1419 '4.5.0': [ 'xenstore', 'xenctrl' ],
1420 '4.2.0': [ 'xenstore', 'xenctrl' ],
1423 foreach ver: xen_tests
1424 # cache the various library tests to avoid polluting the logs
1426 foreach l: xen_libs[ver]
1427 if l not in xen_deps
1428 xen_deps += { l: cc.find_library(l, required: false) }
1430 xen_test_deps += xen_deps[l]
1433 # Use -D to pick just one of the test programs in scripts/xen-detect.c
1434 xen_version = ver.split('.')
1435 xen_ctrl_version = xen_version[0] + \
1436 ('0' + xen_version[1]).substring(-2) + \
1437 ('0' + xen_version[2]).substring(-2)
1438 if cc.links(files('scripts/xen-detect.c'),
1439 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version,
1440 dependencies: xen_test_deps)
1441 xen = declare_dependency(version: ver, dependencies: xen_test_deps)
1447 accelerators += 'CONFIG_XEN'
1448 elif get_option('xen').enabled()
1449 error('could not compile and link Xen test program')
1452 have_xen_pci_passthrough = get_option('xen_pci_passthrough') \
1453 .require(xen.found(),
1454 error_message: 'Xen PCI passthrough requested but Xen not enabled') \
1455 .require(targetos == 'linux',
1456 error_message: 'Xen PCI passthrough not available on this platform') \
1461 if not get_option('smartcard').auto() or have_system
1462 cacard = dependency('libcacard', required: get_option('smartcard'),
1463 version: '>=2.5.1', method: 'pkg-config',
1464 kwargs: static_kwargs)
1468 u2f = dependency('u2f-emu', required: get_option('u2f'),
1469 method: 'pkg-config',
1470 kwargs: static_kwargs)
1474 canokey = dependency('canokey-qemu', required: get_option('canokey'),
1475 method: 'pkg-config',
1476 kwargs: static_kwargs)
1478 usbredir = not_found
1479 if not get_option('usb_redir').auto() or have_system
1480 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'),
1481 version: '>=0.6', method: 'pkg-config',
1482 kwargs: static_kwargs)
1485 if not get_option('libusb').auto() or have_system
1486 libusb = dependency('libusb-1.0', required: get_option('libusb'),
1487 version: '>=1.0.13', method: 'pkg-config',
1488 kwargs: static_kwargs)
1492 if not get_option('libpmem').auto() or have_system
1493 libpmem = dependency('libpmem', required: get_option('libpmem'),
1494 method: 'pkg-config', kwargs: static_kwargs)
1496 libdaxctl = not_found
1497 if not get_option('libdaxctl').auto() or have_system
1498 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'),
1499 version: '>=57', method: 'pkg-config',
1500 kwargs: static_kwargs)
1504 tasn1 = dependency('libtasn1',
1505 method: 'pkg-config',
1506 kwargs: static_kwargs)
1508 keyutils = dependency('libkeyutils', required: false,
1509 method: 'pkg-config', kwargs: static_kwargs)
1511 has_gettid = cc.has_function('gettid')
1514 selinux = dependency('libselinux',
1515 required: get_option('selinux'),
1516 method: 'pkg-config', kwargs: static_kwargs)
1521 if get_option('malloc') == 'system'
1523 get_option('malloc_trim').allowed() and \
1524 cc.links('''#include <malloc.h>
1525 int main(void) { malloc_trim(0); return 0; }''')
1527 has_malloc_trim = false
1528 malloc = cc.find_library(get_option('malloc'), required: true)
1530 if not has_malloc_trim and get_option('malloc_trim').enabled()
1531 if get_option('malloc') == 'system'
1532 error('malloc_trim not available on this platform.')
1534 error('malloc_trim not available with non-libc memory allocator')
1538 # Check whether the glibc provides statx()
1540 gnu_source_prefix = '''
1545 statx_test = gnu_source_prefix + '''
1546 #include <sys/stat.h>
1548 struct statx statxbuf;
1549 statx(0, "", 0, STATX_BASIC_STATS, &statxbuf);
1553 has_statx = cc.links(statx_test)
1555 # Check whether statx() provides mount ID information
1557 statx_mnt_id_test = gnu_source_prefix + '''
1558 #include <sys/stat.h>
1560 struct statx statxbuf;
1561 statx(0, "", 0, STATX_BASIC_STATS | STATX_MNT_ID, &statxbuf);
1562 return statxbuf.stx_mnt_id;
1565 has_statx_mnt_id = cc.links(statx_mnt_id_test)
1567 have_vhost_user_blk_server = get_option('vhost_user_blk_server') \
1568 .require(targetos == 'linux',
1569 error_message: 'vhost_user_blk_server requires linux') \
1570 .require(have_vhost_user,
1571 error_message: 'vhost_user_blk_server requires vhost-user support') \
1572 .disable_auto_if(not have_tools and not have_system) \
1575 if get_option('fuse').disabled() and get_option('fuse_lseek').enabled()
1576 error('Cannot enable fuse-lseek while fuse is disabled')
1579 fuse = dependency('fuse3', required: get_option('fuse'),
1580 version: '>=3.1', method: 'pkg-config',
1581 kwargs: static_kwargs)
1583 fuse_lseek = not_found
1584 if get_option('fuse_lseek').allowed()
1585 if fuse.version().version_compare('>=3.8')
1587 fuse_lseek = declare_dependency()
1588 elif get_option('fuse_lseek').enabled()
1590 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version())
1592 error('fuse-lseek requires libfuse, which was not found')
1597 have_libvduse = (targetos == 'linux')
1598 if get_option('libvduse').enabled()
1599 if targetos != 'linux'
1600 error('libvduse requires linux')
1602 elif get_option('libvduse').disabled()
1603 have_libvduse = false
1606 have_vduse_blk_export = (have_libvduse and targetos == 'linux')
1607 if get_option('vduse_blk_export').enabled()
1608 if targetos != 'linux'
1609 error('vduse_blk_export requires linux')
1610 elif not have_libvduse
1611 error('vduse_blk_export requires libvduse support')
1613 elif get_option('vduse_blk_export').disabled()
1614 have_vduse_blk_export = false
1618 libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config')
1619 if libbpf.found() and not cc.links('''
1620 #include <bpf/libbpf.h>
1623 bpf_object__destroy_skeleton(NULL);
1625 }''', dependencies: libbpf)
1627 if get_option('bpf').enabled()
1628 error('libbpf skeleton test failed')
1630 warning('libbpf skeleton test failed, disabling')
1638 audio_drivers_selected = []
1640 audio_drivers_available = {
1641 'alsa': alsa.found(),
1642 'coreaudio': coreaudio.found(),
1643 'dsound': dsound.found(),
1644 'jack': jack.found(),
1646 'pa': pulse.found(),
1648 'sndio': sndio.found(),
1650 foreach k, v: audio_drivers_available
1651 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v)
1654 # Default to native drivers first, OSS second, SDL third
1655 audio_drivers_priority = \
1656 [ 'pa', 'coreaudio', 'dsound', 'sndio', 'oss' ] + \
1657 (targetos == 'linux' ? [] : [ 'sdl' ])
1658 audio_drivers_default = []
1659 foreach k: audio_drivers_priority
1660 if audio_drivers_available[k]
1661 audio_drivers_default += k
1665 foreach k: get_option('audio_drv_list')
1667 audio_drivers_selected += audio_drivers_default
1668 elif not audio_drivers_available[k]
1669 error('Audio driver "@0@" not available.'.format(k))
1671 audio_drivers_selected += k
1675 config_host_data.set('CONFIG_AUDIO_DRIVERS',
1676 '"' + '", "'.join(audio_drivers_selected) + '", ')
1678 if get_option('cfi')
1680 # Check for dependency on LTO
1681 if not get_option('b_lto')
1682 error('Selected Control-Flow Integrity but LTO is disabled')
1684 if config_host.has_key('CONFIG_MODULES')
1685 error('Selected Control-Flow Integrity is not compatible with modules')
1687 # Check for cfi flags. CFI requires LTO so we can't use
1688 # get_supported_arguments, but need a more complex "compiles" which allows
1690 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall',
1691 args: ['-flto', '-fsanitize=cfi-icall'] )
1692 cfi_flags += '-fsanitize=cfi-icall'
1694 error('-fsanitize=cfi-icall is not supported by the compiler')
1696 if cc.compiles('int main () { return 0; }',
1697 name: '-fsanitize-cfi-icall-generalize-pointers',
1698 args: ['-flto', '-fsanitize=cfi-icall',
1699 '-fsanitize-cfi-icall-generalize-pointers'] )
1700 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers'
1702 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler')
1704 if get_option('cfi_debug')
1705 if cc.compiles('int main () { return 0; }',
1706 name: '-fno-sanitize-trap=cfi-icall',
1707 args: ['-flto', '-fsanitize=cfi-icall',
1708 '-fno-sanitize-trap=cfi-icall'] )
1709 cfi_flags += '-fno-sanitize-trap=cfi-icall'
1711 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
1714 add_global_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1715 add_global_link_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1718 have_host_block_device = (targetos != 'darwin' or
1719 cc.has_header('IOKit/storage/IOMedia.h'))
1721 dbus_display = get_option('dbus_display') \
1722 .require(gio.version().version_compare('>=2.64'),
1723 error_message: '-display dbus requires glib>=2.64') \
1724 .require(gdbus_codegen.found(),
1725 error_message: gdbus_codegen_error.format('-display dbus')) \
1726 .require(opengl.found() and gbm.found(),
1727 error_message: '-display dbus requires epoxy/egl and gbm') \
1730 have_virtfs = get_option('virtfs') \
1731 .require(targetos == 'linux' or targetos == 'darwin',
1732 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \
1733 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'),
1734 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \
1735 .require(targetos == 'darwin' or (libattr.found() and libcap_ng.found()),
1736 error_message: 'virtio-9p (virtfs) on Linux requires libcap-ng-devel and libattr-devel') \
1737 .disable_auto_if(not have_tools and not have_system) \
1740 have_virtfs_proxy_helper = targetos != 'darwin' and have_virtfs and have_tools
1742 if get_option('block_drv_ro_whitelist') == ''
1743 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '')
1745 config_host_data.set('CONFIG_BDRV_RO_WHITELIST',
1746 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ')
1748 if get_option('block_drv_rw_whitelist') == ''
1749 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '')
1751 config_host_data.set('CONFIG_BDRV_RW_WHITELIST',
1752 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ')
1755 foreach k : get_option('trace_backends')
1756 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true)
1758 config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file'))
1759 config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority'))
1761 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path())
1763 config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir'))
1764 config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix'))
1765 config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir)
1766 config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir)
1767 config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir)
1769 qemu_firmwarepath = ''
1770 foreach k : get_option('qemu_firmwarepath')
1771 qemu_firmwarepath += '"' + get_option('prefix') / k + '", '
1773 config_host_data.set('CONFIG_QEMU_FIRMWAREPATH', qemu_firmwarepath)
1775 config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir'))
1776 config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir)
1777 config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir'))
1778 config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir'))
1779 config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir)
1780 config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir'))
1782 if config_host.has_key('CONFIG_MODULES')
1783 config_host_data.set('CONFIG_STAMP', run_command(
1784 meson.current_source_dir() / 'scripts/qemu-stamp.py',
1785 meson.project_version(), get_option('pkgversion'), '--',
1786 meson.current_source_dir() / 'configure',
1787 capture: true, check: true).stdout().strip())
1790 have_slirp_smbd = get_option('slirp_smbd') \
1791 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \
1794 smbd_path = get_option('smbd')
1796 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd')
1798 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path)
1801 config_host_data.set('HOST_' + host_arch.to_upper(), 1)
1803 if get_option('module_upgrades') and not enable_modules
1804 error('Cannot enable module-upgrades as modules are not enabled')
1806 config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades'))
1808 config_host_data.set('CONFIG_ATTR', libattr.found())
1809 config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools'))
1810 config_host_data.set('CONFIG_BRLAPI', brlapi.found())
1811 config_host_data.set('CONFIG_COCOA', cocoa.found())
1812 config_host_data.set('CONFIG_FUZZ', get_option('fuzzing'))
1813 config_host_data.set('CONFIG_GCOV', get_option('b_coverage'))
1814 config_host_data.set('CONFIG_LIBUDEV', libudev.found())
1815 config_host_data.set('CONFIG_LZO', lzo.found())
1816 config_host_data.set('CONFIG_MPATH', mpathpersist.found())
1817 config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api)
1818 config_host_data.set('CONFIG_CURL', curl.found())
1819 config_host_data.set('CONFIG_CURSES', curses.found())
1820 config_host_data.set('CONFIG_GBM', gbm.found())
1821 config_host_data.set('CONFIG_GIO', gio.found())
1822 config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found())
1823 if glusterfs.found()
1824 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4'))
1825 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5'))
1826 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6'))
1827 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6'))
1828 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat)
1829 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat)
1831 config_host_data.set('CONFIG_GTK', gtk.found())
1832 config_host_data.set('CONFIG_VTE', vte.found())
1833 config_host_data.set('CONFIG_LIBATTR', have_old_libattr)
1834 config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found())
1835 config_host_data.set('CONFIG_EBPF', libbpf.found())
1836 config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found())
1837 config_host_data.set('CONFIG_LIBISCSI', libiscsi.found())
1838 config_host_data.set('CONFIG_LIBNFS', libnfs.found())
1839 config_host_data.set('CONFIG_LIBSSH', libssh.found())
1840 config_host_data.set('CONFIG_LINUX_AIO', libaio.found())
1841 config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found())
1842 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))
1843 config_host_data.set('CONFIG_LIBPMEM', libpmem.found())
1844 config_host_data.set('CONFIG_NUMA', numa.found())
1845 config_host_data.set('CONFIG_OPENGL', opengl.found())
1846 config_host_data.set('CONFIG_PROFILER', get_option('profiler'))
1847 config_host_data.set('CONFIG_RBD', rbd.found())
1848 config_host_data.set('CONFIG_RDMA', rdma.found())
1849 config_host_data.set('CONFIG_SDL', sdl.found())
1850 config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found())
1851 config_host_data.set('CONFIG_SECCOMP', seccomp.found())
1852 config_host_data.set('CONFIG_SNAPPY', snappy.found())
1853 config_host_data.set('CONFIG_TPM', have_tpm)
1854 config_host_data.set('CONFIG_USB_LIBUSB', libusb.found())
1855 config_host_data.set('CONFIG_VDE', vde.found())
1856 config_host_data.set('CONFIG_VHOST_NET', have_vhost_net)
1857 config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user)
1858 config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa)
1859 config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel)
1860 config_host_data.set('CONFIG_VHOST_USER', have_vhost_user)
1861 config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto)
1862 config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa)
1863 config_host_data.set('CONFIG_VMNET', vmnet.found())
1864 config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server)
1865 config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export)
1866 config_host_data.set('CONFIG_PNG', png.found())
1867 config_host_data.set('CONFIG_VNC', vnc.found())
1868 config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
1869 config_host_data.set('CONFIG_VNC_SASL', sasl.found())
1870 config_host_data.set('CONFIG_VIRTFS', have_virtfs)
1871 config_host_data.set('CONFIG_VTE', vte.found())
1872 config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found())
1873 config_host_data.set('CONFIG_KEYUTILS', keyutils.found())
1874 config_host_data.set('CONFIG_GETTID', has_gettid)
1875 config_host_data.set('CONFIG_GNUTLS', gnutls.found())
1876 config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found())
1877 config_host_data.set('CONFIG_TASN1', tasn1.found())
1878 config_host_data.set('CONFIG_GCRYPT', gcrypt.found())
1879 config_host_data.set('CONFIG_NETTLE', nettle.found())
1880 config_host_data.set('CONFIG_HOGWEED', hogweed.found())
1881 config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private')
1882 config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim)
1883 config_host_data.set('CONFIG_STATX', has_statx)
1884 config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id)
1885 config_host_data.set('CONFIG_ZSTD', zstd.found())
1886 config_host_data.set('CONFIG_FUSE', fuse.found())
1887 config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found())
1888 config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found())
1889 if spice_protocol.found()
1890 config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0])
1891 config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1])
1892 config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2])
1894 config_host_data.set('CONFIG_SPICE', spice.found())
1895 config_host_data.set('CONFIG_X11', x11.found())
1896 config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display)
1897 config_host_data.set('CONFIG_CFI', get_option('cfi'))
1898 config_host_data.set('CONFIG_SELINUX', selinux.found())
1899 config_host_data.set('CONFIG_XEN_BACKEND', xen.found())
1901 # protect from xen.version() having less than three components
1902 xen_version = xen.version().split('.') + ['0', '0']
1903 xen_ctrl_version = xen_version[0] + \
1904 ('0' + xen_version[1]).substring(-2) + \
1905 ('0' + xen_version[2]).substring(-2)
1906 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version)
1908 config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version()))
1909 config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0])
1910 config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
1911 config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
1913 config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf)
1914 config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device)
1916 have_coroutine_pool = get_option('coroutine_pool')
1917 if get_option('debug_stack_usage') and have_coroutine_pool
1918 message('Disabling coroutine pool to measure stack usage')
1919 have_coroutine_pool = false
1921 config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool)
1922 config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex'))
1923 config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage'))
1924 config_host_data.set('CONFIG_GPROF', get_option('gprof'))
1925 config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed())
1926 config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug'))
1927 config_host_data.set('CONFIG_REPLICATION', get_option('replication').allowed())
1930 config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h'))
1931 config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h'))
1932 config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h'))
1933 config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
1934 config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
1935 config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
1936 config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h'))
1937 config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
1938 config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
1939 if targetos == 'windows'
1940 config_host_data.set('HAVE_AFUNIX_H', cc.has_header('afunix.h'))
1944 config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4'))
1945 config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime'))
1946 config_host_data.set('CONFIG_DUP3', cc.has_function('dup3'))
1947 config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate'))
1948 config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate'))
1949 # Note that we need to specify prefix: here to avoid incorrectly
1950 # thinking that Windows has posix_memalign()
1951 config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>'))
1952 config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc'))
1953 config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc'))
1954 config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign'))
1955 config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll'))
1956 config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>'))
1957 config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np'))
1958 config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile'))
1959 config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare'))
1960 config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs'))
1961 config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range'))
1962 config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create'))
1963 config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range'))
1964 config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs'))
1965 config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util))
1966 config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul'))
1967 config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>'))
1969 config_host_data.set('HAVE_RBD_NAMESPACE_EXISTS',
1970 cc.has_function('rbd_namespace_exists',
1972 prefix: '#include <rbd/librbd.h>'))
1975 config_host_data.set('HAVE_IBV_ADVISE_MR',
1976 cc.has_function('ibv_advise_mr',
1978 prefix: '#include <infiniband/verbs.h>'))
1982 config_host_data.set('CONFIG_BYTESWAP_H',
1983 cc.has_header_symbol('byteswap.h', 'bswap_32'))
1984 config_host_data.set('CONFIG_EPOLL_CREATE1',
1985 cc.has_header_symbol('sys/epoll.h', 'epoll_create1'))
1986 config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE',
1987 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and
1988 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE'))
1989 config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE',
1990 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE'))
1991 config_host_data.set('CONFIG_FIEMAP',
1992 cc.has_header('linux/fiemap.h') and
1993 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP'))
1994 config_host_data.set('CONFIG_GETRANDOM',
1995 cc.has_function('getrandom') and
1996 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK'))
1997 config_host_data.set('CONFIG_INOTIFY',
1998 cc.has_header_symbol('sys/inotify.h', 'inotify_init'))
1999 config_host_data.set('CONFIG_INOTIFY1',
2000 cc.has_header_symbol('sys/inotify.h', 'inotify_init1'))
2001 config_host_data.set('CONFIG_MACHINE_BSWAP_H',
2002 cc.has_header_symbol('machine/bswap.h', 'bswap32',
2003 prefix: '''#include <sys/endian.h>
2004 #include <sys/types.h>'''))
2005 config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK',
2006 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK'))
2007 config_host_data.set('CONFIG_RTNETLINK',
2008 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN'))
2009 config_host_data.set('CONFIG_SYSMACROS',
2010 cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
2011 config_host_data.set('HAVE_OPTRESET',
2012 cc.has_header_symbol('getopt.h', 'optreset'))
2013 config_host_data.set('HAVE_IPPROTO_MPTCP',
2014 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP'))
2015 config_host_data.set('HAVE_SYS_MOUNT_FSCONFIG',
2016 cc.has_header_symbol('sys/mount.h', 'FSCONFIG_SET_FLAG'))
2019 config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID',
2020 cc.has_member('struct sigevent', 'sigev_notify_thread_id',
2021 prefix: '#include <signal.h>'))
2022 config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM',
2023 cc.has_member('struct stat', 'st_atim',
2024 prefix: '#include <sys/stat.h>'))
2027 config_host_data.set('CONFIG_IOVEC',
2028 cc.has_type('struct iovec',
2029 prefix: '#include <sys/uio.h>'))
2030 config_host_data.set('HAVE_UTMPX',
2031 cc.has_type('struct utmpx',
2032 prefix: '#include <utmpx.h>'))
2034 config_host_data.set('CONFIG_EVENTFD', cc.links('''
2035 #include <sys/eventfd.h>
2036 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }'''))
2037 config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + '''
2040 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
2041 return fdatasync(0);
2043 #error Not supported
2047 has_madvise = cc.links(gnu_source_prefix + '''
2048 #include <sys/types.h>
2049 #include <sys/mman.h>
2051 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''')
2052 missing_madvise_proto = false
2054 # Some platforms (illumos and Solaris before Solaris 11) provide madvise()
2055 # but forget to prototype it. In this case, has_madvise will be true (the
2056 # test program links despite a compile warning). To detect the
2057 # missing-prototype case, we try again with a definitely-bogus prototype.
2058 # This will only compile if the system headers don't provide the prototype;
2059 # otherwise the conflicting prototypes will cause a compiler error.
2060 missing_madvise_proto = cc.links(gnu_source_prefix + '''
2061 #include <sys/types.h>
2062 #include <sys/mman.h>
2064 extern int madvise(int);
2065 int main(void) { return madvise(0); }''')
2067 config_host_data.set('CONFIG_MADVISE', has_madvise)
2068 config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto)
2070 config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + '''
2071 #include <sys/mman.h>
2072 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }'''))
2073 config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + '''
2075 #if !defined(AT_EMPTY_PATH)
2076 # error missing definition
2078 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
2080 config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + '''
2081 #include <sys/mman.h>
2083 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }'''))
2085 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + '''
2086 #include <pthread.h>
2088 static void *f(void *p) { return NULL; }
2092 pthread_create(&thread, 0, f, 0);
2093 pthread_setname_np(thread, "QEMU");
2095 }''', dependencies: threads))
2096 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + '''
2097 #include <pthread.h>
2099 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
2103 pthread_create(&thread, 0, f, 0);
2105 }''', dependencies: threads))
2106 config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + '''
2107 #include <pthread.h>
2112 pthread_condattr_t attr
2113 pthread_condattr_init(&attr);
2114 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC);
2116 }''', dependencies: threads))
2118 config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + '''
2119 #include <sys/signalfd.h>
2121 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }'''))
2122 config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + '''
2130 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2131 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2135 config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + '''
2136 #include <sys/mman.h>
2137 int main(int argc, char *argv[]) {
2138 return mlockall(MCL_FUTURE);
2142 if get_option('l2tpv3').allowed() and have_system
2143 have_l2tpv3 = cc.has_type('struct mmsghdr',
2144 prefix: gnu_source_prefix + '''
2145 #include <sys/socket.h>
2146 #include <linux/ip.h>''')
2148 config_host_data.set('CONFIG_L2TPV3', have_l2tpv3)
2151 if get_option('netmap').allowed() and have_system
2152 have_netmap = cc.compiles('''
2153 #include <inttypes.h>
2155 #include <net/netmap.h>
2156 #include <net/netmap_user.h>
2157 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2160 int main(void) { return 0; }''')
2161 if not have_netmap and get_option('netmap').enabled()
2162 error('Netmap headers not available')
2165 config_host_data.set('CONFIG_NETMAP', have_netmap)
2167 # Work around a system header bug with some kernel/XFS header
2168 # versions where they both try to define 'struct fsxattr':
2169 # xfs headers will not try to redefine structs from linux headers
2170 # if this macro is set.
2171 config_host_data.set('HAVE_FSXATTR', cc.links('''
2172 #include <linux/fs.h>
2178 # Some versions of Mac OS X incorrectly define SIZE_MAX
2179 config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles('''
2182 int main(int argc, char *argv[]) {
2183 return printf("%zu", SIZE_MAX);
2184 }''', args: ['-Werror']))
2191 y = __atomic_load_n(&x, __ATOMIC_RELAXED);
2192 __atomic_store_n(&x, y, __ATOMIC_RELAXED);
2193 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
2194 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED);
2195 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED);
2199 # See if 64-bit atomic operations are supported.
2200 # Note that without __atomic builtins, we can only
2201 # assume atomic loads/stores max at pointer size.
2202 config_host_data.set('CONFIG_ATOMIC64', cc.links(atomic_test.format('uint64_t')))
2204 has_int128 = cc.links('''
2214 config_host_data.set('CONFIG_INT128', has_int128)
2217 # "do we have 128-bit atomics which are handled inline and specifically not
2218 # via libatomic". The reason we can't use libatomic is documented in the
2219 # comment starting "GCC is a house divided" in include/qemu/atomic128.h.
2220 has_atomic128 = cc.links(atomic_test.format('unsigned __int128'))
2222 config_host_data.set('CONFIG_ATOMIC128', has_atomic128)
2224 if not has_atomic128
2225 has_cmpxchg128 = cc.links('''
2228 unsigned __int128 x = 0, y = 0;
2229 __sync_val_compare_and_swap_16(&x, y, x);
2234 config_host_data.set('CONFIG_CMPXCHG128', has_cmpxchg128)
2238 config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + '''
2239 #include <sys/auxv.h>
2241 return getauxval(AT_HWCAP) == 0;
2244 config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles('''
2245 #include <linux/usbdevice_fs.h>
2247 #ifndef USBDEVFS_GET_CAPABILITIES
2248 #error "USBDEVFS_GET_CAPABILITIES undefined"
2251 #ifndef USBDEVFS_DISCONNECT_CLAIM
2252 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
2255 int main(void) { return 0; }'''))
2257 have_keyring = get_option('keyring') \
2258 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \
2259 .require(cc.compiles('''
2261 #include <asm/unistd.h>
2262 #include <linux/keyctl.h>
2263 #include <sys/syscall.h>
2266 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
2267 }'''), error_message: 'keyctl syscall not available on this system').allowed()
2268 config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring)
2270 have_cpuid_h = cc.links('''
2273 unsigned a, b, c, d;
2274 unsigned max = __get_cpuid_max(0, 0);
2277 __cpuid(1, a, b, c, d);
2281 __cpuid_count(7, 0, a, b, c, d);
2286 config_host_data.set('CONFIG_CPUID_H', have_cpuid_h)
2288 config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \
2289 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \
2290 .require(cc.links('''
2291 #pragma GCC push_options
2292 #pragma GCC target("avx2")
2294 #include <immintrin.h>
2295 static int bar(void *a) {
2296 __m256i x = *(__m256i *)a;
2297 return _mm256_testz_si256(x, x);
2299 int main(int argc, char *argv[]) { return bar(argv[0]); }
2300 '''), error_message: 'AVX2 not available').allowed())
2302 config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \
2303 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \
2304 .require(cc.links('''
2305 #pragma GCC push_options
2306 #pragma GCC target("avx512f")
2308 #include <immintrin.h>
2309 static int bar(void *a) {
2310 __m512i x = *(__m512i *)a;
2311 return _mm512_test_epi64_mask(x, x);
2313 int main(int argc, char *argv[]) { return bar(argv[0]); }
2314 '''), error_message: 'AVX512F not available').allowed())
2316 have_pvrdma = get_option('pvrdma') \
2317 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \
2318 .require(cc.compiles(gnu_source_prefix + '''
2319 #include <sys/mman.h>
2324 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
2327 }'''), error_message: 'PVRDMA requires mremap').allowed()
2330 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links('''
2331 #include <infiniband/verbs.h>
2335 struct ibv_pd *pd = NULL;
2341 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
2347 if get_option('membarrier').disabled()
2348 have_membarrier = false
2349 elif targetos == 'windows'
2350 have_membarrier = true
2351 elif targetos == 'linux'
2352 have_membarrier = cc.compiles('''
2353 #include <linux/membarrier.h>
2354 #include <sys/syscall.h>
2358 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
2359 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
2363 config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \
2364 .require(have_membarrier, error_message: 'membarrier system call not available') \
2367 have_afalg = get_option('crypto_afalg') \
2368 .require(cc.compiles(gnu_source_prefix + '''
2370 #include <sys/types.h>
2371 #include <sys/socket.h>
2372 #include <linux/if_alg.h>
2375 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
2378 '''), error_message: 'AF_ALG requested but could not be detected').allowed()
2379 config_host_data.set('CONFIG_AF_ALG', have_afalg)
2381 config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol(
2382 'linux/vm_sockets.h', 'AF_VSOCK',
2383 prefix: '#include <sys/socket.h>',
2387 have_vss_sdk = false # old xp/2003 SDK
2388 if targetos == 'windows' and link_language == 'cpp'
2389 have_vss = cxx.compiles('''
2390 #define __MIDL_user_allocate_free_DEFINED__
2392 int main(void) { return VSS_CTX_BACKUP; }''')
2393 have_vss_sdk = cxx.has_header('vscoordint.h')
2395 config_host_data.set('HAVE_VSS_SDK', have_vss_sdk)
2397 foreach k, v: config_host
2398 if k.startswith('CONFIG_')
2399 config_host_data.set(k, v == 'y' ? 1 : v)
2403 # Older versions of MinGW do not import _lock_file and _unlock_file properly.
2404 # This was fixed for v6.0.0 with commit b48e3ac8969d.
2405 if targetos == 'windows'
2406 config_host_data.set('HAVE__LOCK_FILE', cc.links('''
2412 }''', name: '_lock_file and _unlock_file'))
2415 ########################
2416 # Target configuration #
2417 ########################
2419 minikconf = find_program('scripts/minikconf.py')
2421 config_all_devices = {}
2422 config_all_disas = {}
2423 config_devices_mak_list = []
2424 config_devices_h = {}
2425 config_target_h = {}
2426 config_target_mak = {}
2429 'alpha' : ['CONFIG_ALPHA_DIS'],
2430 'avr' : ['CONFIG_AVR_DIS'],
2431 'cris' : ['CONFIG_CRIS_DIS'],
2432 'hexagon' : ['CONFIG_HEXAGON_DIS'],
2433 'hppa' : ['CONFIG_HPPA_DIS'],
2434 'i386' : ['CONFIG_I386_DIS'],
2435 'x86_64' : ['CONFIG_I386_DIS'],
2436 'm68k' : ['CONFIG_M68K_DIS'],
2437 'microblaze' : ['CONFIG_MICROBLAZE_DIS'],
2438 'mips' : ['CONFIG_MIPS_DIS'],
2439 'nios2' : ['CONFIG_NIOS2_DIS'],
2440 'or1k' : ['CONFIG_OPENRISC_DIS'],
2441 'ppc' : ['CONFIG_PPC_DIS'],
2442 'riscv' : ['CONFIG_RISCV_DIS'],
2443 'rx' : ['CONFIG_RX_DIS'],
2444 's390' : ['CONFIG_S390_DIS'],
2445 'sh4' : ['CONFIG_SH4_DIS'],
2446 'sparc' : ['CONFIG_SPARC_DIS'],
2447 'xtensa' : ['CONFIG_XTENSA_DIS'],
2448 'loongarch' : ['CONFIG_LOONGARCH_DIS'],
2450 if link_language == 'cpp'
2452 'mips' : [ 'CONFIG_MIPS_DIS', 'CONFIG_NANOMIPS_DIS'],
2456 have_ivshmem = config_host_data.get('CONFIG_EVENTFD')
2458 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \
2459 (have_tpm ? ['CONFIG_TPM=y'] : []) + \
2460 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \
2461 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \
2462 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \
2463 (x11.found() ? ['CONFIG_X11=y'] : []) + \
2464 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \
2465 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \
2466 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \
2467 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \
2468 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \
2469 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \
2470 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \
2471 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : [])
2473 ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
2475 default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
2476 actual_target_dirs = []
2478 foreach target : target_dirs
2479 config_target = { 'TARGET_NAME': target.split('-')[0] }
2480 if target.endswith('linux-user')
2481 if targetos != 'linux'
2485 error('Target @0@ is only available on a Linux host'.format(target))
2487 config_target += { 'CONFIG_LINUX_USER': 'y' }
2488 elif target.endswith('bsd-user')
2489 if 'CONFIG_BSD' not in config_host
2493 error('Target @0@ is only available on a BSD host'.format(target))
2495 config_target += { 'CONFIG_BSD_USER': 'y' }
2496 elif target.endswith('softmmu')
2497 config_target += { 'CONFIG_SOFTMMU': 'y' }
2499 if target.endswith('-user')
2501 'CONFIG_USER_ONLY': 'y',
2502 'CONFIG_QEMU_INTERP_PREFIX':
2503 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME'])
2508 foreach sym: accelerators
2509 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, [])
2510 config_target += { sym: 'y' }
2511 config_all += { sym: 'y' }
2512 if sym == 'CONFIG_TCG' and tcg_arch == 'tci'
2513 config_target += { 'CONFIG_TCG_INTERPRETER': 'y' }
2515 if target in modular_tcg
2516 config_target += { 'CONFIG_TCG_MODULAR': 'y' }
2518 config_target += { 'CONFIG_TCG_BUILTIN': 'y' }
2520 accel_kconfig += [ sym + '=y' ]
2523 if accel_kconfig.length() == 0
2527 error('No accelerator available for target @0@'.format(target))
2530 actual_target_dirs += target
2531 config_target += keyval.load('configs/targets' / target + '.mak')
2532 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' }
2534 if 'TARGET_NEED_FDT' in config_target
2535 fdt_required += target
2539 if 'TARGET_BASE_ARCH' not in config_target
2540 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']}
2542 if 'TARGET_ABI_DIR' not in config_target
2543 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']}
2545 if 'TARGET_BIG_ENDIAN' not in config_target
2546 config_target += {'TARGET_BIG_ENDIAN': 'n'}
2549 foreach k, v: disassemblers
2550 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k)
2552 config_target += { sym: 'y' }
2553 config_all_disas += { sym: 'y' }
2558 config_target_data = configuration_data()
2559 foreach k, v: config_target
2560 if not k.startswith('TARGET_') and not k.startswith('CONFIG_')
2562 elif ignored.contains(k)
2564 elif k == 'TARGET_BASE_ARCH'
2565 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is
2566 # not used to select files from sourcesets.
2567 config_target_data.set('TARGET_' + v.to_upper(), 1)
2568 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX'
2569 config_target_data.set_quoted(k, v)
2571 config_target_data.set(k, 1)
2573 config_target_data.set(k, 0)
2575 config_target_data.set(k, v)
2578 config_target_data.set('QEMU_ARCH',
2579 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper())
2580 config_target_h += {target: configure_file(output: target + '-config-target.h',
2581 configuration: config_target_data)}
2583 if target.endswith('-softmmu')
2584 config_input = meson.get_external_property(target, 'default')
2585 config_devices_mak = target + '-config-devices.mak'
2586 config_devices_mak = configure_file(
2587 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'],
2588 output: config_devices_mak,
2589 depfile: config_devices_mak + '.d',
2591 command: [minikconf,
2592 get_option('default_devices') ? '--defconfig' : '--allnoconfig',
2593 config_devices_mak, '@DEPFILE@', '@INPUT@',
2594 host_kconfig, accel_kconfig,
2595 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y'])
2597 config_devices_data = configuration_data()
2598 config_devices = keyval.load(config_devices_mak)
2599 foreach k, v: config_devices
2600 config_devices_data.set(k, 1)
2602 config_devices_mak_list += config_devices_mak
2603 config_devices_h += {target: configure_file(output: target + '-config-devices.h',
2604 configuration: config_devices_data)}
2605 config_target += config_devices
2606 config_all_devices += config_devices
2608 config_target_mak += {target: config_target}
2610 target_dirs = actual_target_dirs
2612 # This configuration is used to build files that are shared by
2613 # multiple binaries, and then extracted out of the "common"
2614 # static_library target.
2616 # We do not use all_sources()/all_dependencies(), because it would
2617 # build literally all source files, including devices only used by
2618 # targets that are not built for this compilation. The CONFIG_ALL
2619 # pseudo symbol replaces it.
2621 config_all += config_all_devices
2622 config_all += config_host
2623 config_all += config_all_disas
2625 'CONFIG_XEN': xen.found(),
2626 'CONFIG_SOFTMMU': have_system,
2627 'CONFIG_USER_ONLY': have_user,
2631 target_configs_h = []
2632 foreach target: target_dirs
2633 target_configs_h += config_target_h[target]
2634 target_configs_h += config_devices_h.get(target, [])
2636 genh += custom_target('config-poison.h',
2637 input: [target_configs_h],
2638 output: 'config-poison.h',
2640 command: [find_program('scripts/make-config-poison.sh'),
2647 capstone = not_found
2648 if not get_option('capstone').auto() or have_system or have_user
2649 capstone = dependency('capstone', version: '>=3.0.5',
2650 kwargs: static_kwargs, method: 'pkg-config',
2651 required: get_option('capstone'))
2653 # Some versions of capstone have broken pkg-config file
2654 # that reports a wrong -I path, causing the #include to
2655 # fail later. If the system has such a broken version
2657 if capstone.found() and not cc.compiles('#include <capstone.h>',
2658 dependencies: [capstone])
2659 capstone = not_found
2660 if get_option('capstone').enabled()
2661 error('capstone requested, but it does not appear to work')
2666 libvfio_user_dep = not_found
2667 if have_system and vfio_user_server_allowed
2668 have_internal = fs.exists(meson.current_source_dir() / 'subprojects/libvfio-user/meson.build')
2670 if not have_internal
2671 error('libvfio-user source not found - please pull git submodule')
2674 libvfio_user_proj = subproject('libvfio-user')
2676 libvfio_user_lib = libvfio_user_proj.get_variable('libvfio_user_dep')
2678 libvfio_user_dep = declare_dependency(dependencies: [libvfio_user_lib])
2683 fdt_opt = get_option('fdt')
2684 if fdt_opt in ['enabled', 'auto', 'system']
2685 have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt')
2686 fdt = cc.find_library('fdt', kwargs: static_kwargs,
2687 required: fdt_opt == 'system' or
2688 fdt_opt == 'enabled' and not have_internal)
2689 if fdt.found() and cc.links('''
2691 #include <libfdt_env.h>
2692 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''',
2695 elif fdt_opt == 'system'
2696 error('system libfdt requested, but it is too old (1.5.1 or newer required)')
2698 fdt_opt = 'internal'
2700 fdt_opt = 'disabled'
2704 if fdt_opt == 'internal'
2707 'dtc/libfdt/fdt_ro.c',
2708 'dtc/libfdt/fdt_wip.c',
2709 'dtc/libfdt/fdt_sw.c',
2710 'dtc/libfdt/fdt_rw.c',
2711 'dtc/libfdt/fdt_strerror.c',
2712 'dtc/libfdt/fdt_empty_tree.c',
2713 'dtc/libfdt/fdt_addresses.c',
2714 'dtc/libfdt/fdt_overlay.c',
2715 'dtc/libfdt/fdt_check.c',
2718 fdt_inc = include_directories('dtc/libfdt')
2719 libfdt = static_library('fdt',
2720 build_by_default: false,
2722 include_directories: fdt_inc)
2723 fdt = declare_dependency(link_with: libfdt,
2724 include_directories: fdt_inc)
2727 fdt_opt = 'disabled'
2729 if not fdt.found() and fdt_required.length() > 0
2730 error('fdt not available but required by targets ' + ', '.join(fdt_required))
2733 config_host_data.set('CONFIG_CAPSTONE', capstone.found())
2734 config_host_data.set('CONFIG_FDT', fdt.found())
2735 config_host_data.set('CONFIG_SLIRP', slirp.found())
2737 #####################
2738 # Generated sources #
2739 #####################
2741 genh += configure_file(output: 'config-host.h', configuration: config_host_data)
2743 hxtool = find_program('scripts/hxtool')
2744 shaderinclude = find_program('scripts/shaderinclude.pl')
2745 qapi_gen = find_program('scripts/qapi-gen.py')
2746 qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py',
2747 meson.current_source_dir() / 'scripts/qapi/commands.py',
2748 meson.current_source_dir() / 'scripts/qapi/common.py',
2749 meson.current_source_dir() / 'scripts/qapi/error.py',
2750 meson.current_source_dir() / 'scripts/qapi/events.py',
2751 meson.current_source_dir() / 'scripts/qapi/expr.py',
2752 meson.current_source_dir() / 'scripts/qapi/gen.py',
2753 meson.current_source_dir() / 'scripts/qapi/introspect.py',
2754 meson.current_source_dir() / 'scripts/qapi/parser.py',
2755 meson.current_source_dir() / 'scripts/qapi/schema.py',
2756 meson.current_source_dir() / 'scripts/qapi/source.py',
2757 meson.current_source_dir() / 'scripts/qapi/types.py',
2758 meson.current_source_dir() / 'scripts/qapi/visit.py',
2759 meson.current_source_dir() / 'scripts/qapi/common.py',
2760 meson.current_source_dir() / 'scripts/qapi-gen.py'
2764 python, files('scripts/tracetool.py'),
2765 '--backend=' + ','.join(get_option('trace_backends'))
2767 tracetool_depends = files(
2768 'scripts/tracetool/backend/log.py',
2769 'scripts/tracetool/backend/__init__.py',
2770 'scripts/tracetool/backend/dtrace.py',
2771 'scripts/tracetool/backend/ftrace.py',
2772 'scripts/tracetool/backend/simple.py',
2773 'scripts/tracetool/backend/syslog.py',
2774 'scripts/tracetool/backend/ust.py',
2775 'scripts/tracetool/format/ust_events_c.py',
2776 'scripts/tracetool/format/ust_events_h.py',
2777 'scripts/tracetool/format/__init__.py',
2778 'scripts/tracetool/format/d.py',
2779 'scripts/tracetool/format/simpletrace_stap.py',
2780 'scripts/tracetool/format/c.py',
2781 'scripts/tracetool/format/h.py',
2782 'scripts/tracetool/format/log_stap.py',
2783 'scripts/tracetool/format/stap.py',
2784 'scripts/tracetool/__init__.py',
2785 'scripts/tracetool/transform.py',
2786 'scripts/tracetool/vcpu.py'
2789 qemu_version_cmd = [find_program('scripts/qemu-version.sh'),
2790 meson.current_source_dir(),
2791 get_option('pkgversion'), meson.project_version()]
2792 qemu_version = custom_target('qemu-version.h',
2793 output: 'qemu-version.h',
2794 command: qemu_version_cmd,
2796 build_by_default: true,
2797 build_always_stale: true)
2798 genh += qemu_version
2802 ['qemu-options.hx', 'qemu-options.def'],
2803 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'],
2807 ['hmp-commands.hx', 'hmp-commands.h'],
2808 ['hmp-commands-info.hx', 'hmp-commands-info.h'],
2811 foreach d : hx_headers
2812 hxdep += custom_target(d[1],
2816 build_by_default: true, # to be removed when added to a target
2817 command: [hxtool, '-h', '@INPUT0@'])
2825 authz_ss = ss.source_set()
2826 blockdev_ss = ss.source_set()
2827 block_ss = ss.source_set()
2828 chardev_ss = ss.source_set()
2829 common_ss = ss.source_set()
2830 crypto_ss = ss.source_set()
2831 hwcore_ss = ss.source_set()
2832 io_ss = ss.source_set()
2833 qmp_ss = ss.source_set()
2834 qom_ss = ss.source_set()
2835 softmmu_ss = ss.source_set()
2836 specific_fuzz_ss = ss.source_set()
2837 specific_ss = ss.source_set()
2838 stub_ss = ss.source_set()
2839 trace_ss = ss.source_set()
2840 user_ss = ss.source_set()
2841 util_ss = ss.source_set()
2844 qtest_module_ss = ss.source_set()
2845 tcg_module_ss = ss.source_set()
2851 target_softmmu_arch = {}
2852 target_user_arch = {}
2858 # TODO: add each directory to the subdirs from its own meson.build, once
2860 trace_events_subdirs = [
2869 trace_events_subdirs += [ 'linux-user' ]
2872 trace_events_subdirs += [ 'bsd-user' ]
2875 trace_events_subdirs += [
2884 trace_events_subdirs += [
2898 'hw/block/dataplane',
2947 if have_system or have_user
2948 trace_events_subdirs += [
2966 vhost_user = not_found
2967 if targetos == 'linux' and have_vhost_user
2968 libvhost_user = subproject('libvhost-user')
2969 vhost_user = libvhost_user.get_variable('vhost_user_dep')
2972 libvduse = not_found
2974 libvduse_proj = subproject('libvduse')
2975 libvduse = libvduse_proj.get_variable('libvduse_dep')
2978 # NOTE: the trace/ subdirectory needs the qapi_trace_events variable
2979 # that is filled in by qapi/.
2994 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO')
2995 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO')
2998 qom_ss = qom_ss.apply(config_host, strict: false)
2999 libqom = static_library('qom', qom_ss.sources() + genh,
3000 dependencies: [qom_ss.dependencies()],
3002 qom = declare_dependency(link_whole: libqom)
3004 event_loop_base = files('event-loop-base.c')
3005 event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh,
3006 build_by_default: true)
3007 event_loop_base = declare_dependency(link_whole: event_loop_base,
3008 dependencies: [qom])
3010 stub_ss = stub_ss.apply(config_all, strict: false)
3012 util_ss.add_all(trace_ss)
3013 util_ss = util_ss.apply(config_all, strict: false)
3014 libqemuutil = static_library('qemuutil',
3015 sources: util_ss.sources() + stub_ss.sources() + genh,
3016 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman])
3017 qemuutil = declare_dependency(link_with: libqemuutil,
3018 sources: genh + version_res,
3019 dependencies: [event_loop_base])
3021 if have_system or have_user
3022 decodetree = generator(find_program('scripts/decodetree.py'),
3023 output: 'decode-@BASENAME@.c.inc',
3024 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@'])
3025 subdir('libdecnumber')
3042 if config_host_data.get('CONFIG_REPLICATION')
3043 block_ss.add(files('replication.c'))
3050 blockdev_ss.add(files(
3057 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
3058 # os-win32.c does not
3059 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
3060 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
3063 common_ss.add(files('cpus-common.c'))
3067 common_ss.add(capstone)
3068 specific_ss.add(files('cpu.c', 'disas.c'), capstone)
3070 # Work around a gcc bug/misfeature wherein constant propagation looks
3072 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696
3073 # to guess that a const variable is always zero. Without lto, this is
3074 # impossible, as the alias is restricted to page-vary-common.c. Indeed,
3075 # without lto, not even the alias is required -- we simply use different
3076 # declarations in different compilation units.
3077 pagevary = files('page-vary-common.c')
3078 if get_option('b_lto')
3079 pagevary_flags = ['-fno-lto']
3080 if get_option('cfi')
3081 pagevary_flags += '-fno-sanitize=cfi-icall'
3083 pagevary = static_library('page-vary-common', sources: pagevary + genh,
3084 c_args: pagevary_flags)
3085 pagevary = declare_dependency(link_with: pagevary)
3087 common_ss.add(pagevary)
3088 specific_ss.add(files('page-vary.c'))
3096 subdir('semihosting')
3103 common_user_inc = []
3105 subdir('common-user')
3107 subdir('linux-user')
3109 # needed for fuzzing binaries
3110 subdir('tests/qtest/libqos')
3111 subdir('tests/qtest/fuzz')
3114 tcg_real_module_ss = ss.source_set()
3115 tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss)
3116 specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss)
3117 target_modules += { 'accel' : { 'qtest': qtest_module_ss,
3118 'tcg': tcg_real_module_ss }}
3120 ########################
3121 # Library dependencies #
3122 ########################
3124 modinfo_collect = find_program('scripts/modinfo-collect.py')
3125 modinfo_generate = find_program('scripts/modinfo-generate.py')
3130 foreach d, list : modules
3131 foreach m, module_ss : list
3132 if enable_modules and targetos != 'windows'
3133 module_ss = module_ss.apply(config_all, strict: false)
3134 sl = static_library(d + '-' + m, [genh, module_ss.sources()],
3135 dependencies: [modulecommon, module_ss.dependencies()], pic: true)
3141 if module_ss.sources() != []
3142 # FIXME: Should use sl.extract_all_objects(recursive: true) as
3143 # input. Sources can be used multiple times but objects are
3144 # unique when it comes to lookup in compile_commands.json.
3145 # Depnds on a mesion version with
3146 # https://github.com/mesonbuild/meson/pull/8900
3147 modinfo_files += custom_target(d + '-' + m + '.modinfo',
3148 output: d + '-' + m + '.modinfo',
3149 input: module_ss.sources() + genh,
3151 command: [modinfo_collect, module_ss.sources()])
3155 block_ss.add_all(module_ss)
3157 softmmu_ss.add_all(module_ss)
3163 foreach d, list : target_modules
3164 foreach m, module_ss : list
3165 if enable_modules and targetos != 'windows'
3166 foreach target : target_dirs
3167 if target.endswith('-softmmu')
3168 config_target = config_target_mak[target]
3169 config_target += config_host
3170 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3171 c_args = ['-DNEED_CPU_H',
3172 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3173 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3174 target_module_ss = module_ss.apply(config_target, strict: false)
3175 if target_module_ss.sources() != []
3176 module_name = d + '-' + m + '-' + config_target['TARGET_NAME']
3177 sl = static_library(module_name,
3178 [genh, target_module_ss.sources()],
3179 dependencies: [modulecommon, target_module_ss.dependencies()],
3180 include_directories: target_inc,
3184 # FIXME: Should use sl.extract_all_objects(recursive: true) too.
3185 modinfo_files += custom_target(module_name + '.modinfo',
3186 output: module_name + '.modinfo',
3187 input: target_module_ss.sources() + genh,
3189 command: [modinfo_collect, '--target', target, target_module_ss.sources()])
3194 specific_ss.add_all(module_ss)
3200 foreach target : target_dirs
3201 if target.endswith('-softmmu')
3202 config_target = config_target_mak[target]
3203 config_devices_mak = target + '-config-devices.mak'
3204 modinfo_src = custom_target('modinfo-' + target + '.c',
3205 output: 'modinfo-' + target + '.c',
3206 input: modinfo_files,
3207 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'],
3210 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src)
3211 modinfo_dep = declare_dependency(link_with: modinfo_lib)
3213 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH']
3214 hw_arch[arch].add(modinfo_dep)
3219 nm = find_program('nm')
3220 undefsym = find_program('scripts/undefsym.py')
3221 block_syms = custom_target('block.syms', output: 'block.syms',
3222 input: [libqemuutil, block_mods],
3224 command: [undefsym, nm, '@INPUT@'])
3225 qemu_syms = custom_target('qemu.syms', output: 'qemu.syms',
3226 input: [libqemuutil, softmmu_mods],
3228 command: [undefsym, nm, '@INPUT@'])
3230 authz_ss = authz_ss.apply(config_host, strict: false)
3231 libauthz = static_library('authz', authz_ss.sources() + genh,
3232 dependencies: [authz_ss.dependencies()],
3234 build_by_default: false)
3236 authz = declare_dependency(link_whole: libauthz,
3239 crypto_ss = crypto_ss.apply(config_host, strict: false)
3240 libcrypto = static_library('crypto', crypto_ss.sources() + genh,
3241 dependencies: [crypto_ss.dependencies()],
3243 build_by_default: false)
3245 crypto = declare_dependency(link_whole: libcrypto,
3246 dependencies: [authz, qom])
3248 io_ss = io_ss.apply(config_host, strict: false)
3249 libio = static_library('io', io_ss.sources() + genh,
3250 dependencies: [io_ss.dependencies()],
3251 link_with: libqemuutil,
3253 build_by_default: false)
3255 io = declare_dependency(link_whole: libio, dependencies: [crypto, qom])
3257 libmigration = static_library('migration', sources: migration_files + genh,
3259 build_by_default: false)
3260 migration = declare_dependency(link_with: libmigration,
3261 dependencies: [zlib, qom, io])
3262 softmmu_ss.add(migration)
3264 block_ss = block_ss.apply(config_host, strict: false)
3265 libblock = static_library('block', block_ss.sources() + genh,
3266 dependencies: block_ss.dependencies(),
3267 link_depends: block_syms,
3269 build_by_default: false)
3271 block = declare_dependency(link_whole: [libblock],
3272 link_args: '@block.syms',
3273 dependencies: [crypto, io])
3275 blockdev_ss = blockdev_ss.apply(config_host, strict: false)
3276 libblockdev = static_library('blockdev', blockdev_ss.sources() + genh,
3277 dependencies: blockdev_ss.dependencies(),
3279 build_by_default: false)
3281 blockdev = declare_dependency(link_whole: [libblockdev],
3282 dependencies: [block, event_loop_base])
3284 qmp_ss = qmp_ss.apply(config_host, strict: false)
3285 libqmp = static_library('qmp', qmp_ss.sources() + genh,
3286 dependencies: qmp_ss.dependencies(),
3288 build_by_default: false)
3290 qmp = declare_dependency(link_whole: [libqmp])
3292 libchardev = static_library('chardev', chardev_ss.sources() + genh,
3294 dependencies: chardev_ss.dependencies(),
3295 build_by_default: false)
3297 chardev = declare_dependency(link_whole: libchardev)
3299 hwcore_ss = hwcore_ss.apply(config_host, strict: false)
3300 libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh,
3302 build_by_default: false)
3303 hwcore = declare_dependency(link_whole: libhwcore)
3304 common_ss.add(hwcore)
3310 emulator_modules = []
3311 foreach m : block_mods + softmmu_mods
3312 emulator_modules += shared_module(m.name(),
3313 build_by_default: true,
3317 install_dir: qemu_moddir)
3319 if emulator_modules.length() > 0
3320 alias_target('modules', emulator_modules)
3323 softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp)
3324 common_ss.add(qom, qemuutil)
3326 common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss])
3327 common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss)
3329 common_all = common_ss.apply(config_all, strict: false)
3330 common_all = static_library('common',
3331 build_by_default: false,
3332 sources: common_all.sources() + genh,
3333 include_directories: common_user_inc,
3334 implicit_include_directories: false,
3335 dependencies: common_all.dependencies(),
3338 feature_to_c = find_program('scripts/feature_to_c.sh')
3340 if targetos == 'darwin'
3341 entitlement = find_program('scripts/entitlement.sh')
3345 foreach target : target_dirs
3346 config_target = config_target_mak[target]
3347 target_name = config_target['TARGET_NAME']
3348 target_base_arch = config_target['TARGET_BASE_ARCH']
3349 arch_srcs = [config_target_h[target]]
3351 c_args = ['-DNEED_CPU_H',
3352 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3353 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3354 link_args = emulator_link_args
3356 config_target += config_host
3357 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3358 if targetos == 'linux'
3359 target_inc += include_directories('linux-headers', is_system: true)
3361 if target.endswith('-softmmu')
3362 target_type='system'
3363 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false)
3364 arch_srcs += t.sources()
3365 arch_deps += t.dependencies()
3367 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch
3368 hw = hw_arch[hw_dir].apply(config_target, strict: false)
3369 arch_srcs += hw.sources()
3370 arch_deps += hw.dependencies()
3372 arch_srcs += config_devices_h[target]
3373 link_args += ['@block.syms', '@qemu.syms']
3375 abi = config_target['TARGET_ABI_DIR']
3377 target_inc += common_user_inc
3378 if target_base_arch in target_user_arch
3379 t = target_user_arch[target_base_arch].apply(config_target, strict: false)
3380 arch_srcs += t.sources()
3381 arch_deps += t.dependencies()
3383 if 'CONFIG_LINUX_USER' in config_target
3384 base_dir = 'linux-user'
3386 if 'CONFIG_BSD_USER' in config_target
3387 base_dir = 'bsd-user'
3388 target_inc += include_directories('bsd-user/' / targetos)
3389 target_inc += include_directories('bsd-user/host/' / host_arch)
3390 dir = base_dir / abi
3391 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c')
3393 target_inc += include_directories(
3397 if 'CONFIG_LINUX_USER' in config_target
3398 dir = base_dir / abi
3399 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c')
3400 if config_target.has_key('TARGET_SYSTBL_ABI')
3402 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'],
3403 extra_args : config_target['TARGET_SYSTBL_ABI'])
3408 if 'TARGET_XML_FILES' in config_target
3409 gdbstub_xml = custom_target(target + '-gdbstub-xml.c',
3410 output: target + '-gdbstub-xml.c',
3411 input: files(config_target['TARGET_XML_FILES'].split()),
3412 command: [feature_to_c, '@INPUT@'],
3414 arch_srcs += gdbstub_xml
3417 t = target_arch[target_base_arch].apply(config_target, strict: false)
3418 arch_srcs += t.sources()
3419 arch_deps += t.dependencies()
3421 target_common = common_ss.apply(config_target, strict: false)
3422 objects = common_all.extract_objects(target_common.sources())
3423 deps = target_common.dependencies()
3425 target_specific = specific_ss.apply(config_target, strict: false)
3426 arch_srcs += target_specific.sources()
3427 arch_deps += target_specific.dependencies()
3429 lib = static_library('qemu-' + target,
3430 sources: arch_srcs + genh,
3431 dependencies: arch_deps,
3433 include_directories: target_inc,
3435 build_by_default: false,
3438 if target.endswith('-softmmu')
3440 'name': 'qemu-system-' + target_name,
3441 'win_subsystem': 'console',
3442 'sources': files('softmmu/main.c'),
3445 if targetos == 'windows' and (sdl.found() or gtk.found())
3447 'name': 'qemu-system-' + target_name + 'w',
3448 'win_subsystem': 'windows',
3449 'sources': files('softmmu/main.c'),
3453 if get_option('fuzzing')
3454 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false)
3456 'name': 'qemu-fuzz-' + target_name,
3457 'win_subsystem': 'console',
3458 'sources': specific_fuzz.sources(),
3459 'dependencies': specific_fuzz.dependencies(),
3464 'name': 'qemu-' + target_name,
3465 'win_subsystem': 'console',
3471 exe_name = exe['name']
3472 if targetos == 'darwin'
3473 exe_name += '-unsigned'
3476 emulator = executable(exe_name, exe['sources'],
3479 dependencies: arch_deps + deps + exe['dependencies'],
3480 objects: lib.extract_all_objects(recursive: true),
3481 link_language: link_language,
3482 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
3483 link_args: link_args,
3484 win_subsystem: exe['win_subsystem'])
3486 if targetos == 'darwin'
3487 icon = 'pc-bios/qemu.rsrc'
3488 build_input = [emulator, files(icon)]
3490 get_option('bindir') / exe_name,
3491 meson.current_source_dir() / icon
3493 if 'CONFIG_HVF' in config_target
3494 entitlements = 'accel/hvf/entitlements.plist'
3495 build_input += files(entitlements)
3496 install_input += meson.current_source_dir() / entitlements
3499 emulators += {exe['name'] : custom_target(exe['name'],
3501 output: exe['name'],
3502 command: [entitlement, '@OUTPUT@', '@INPUT@'])
3505 meson.add_install_script(entitlement, '--install',
3506 get_option('bindir') / exe['name'],
3509 emulators += {exe['name']: emulator}
3514 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false},
3515 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true},
3516 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
3517 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
3519 custom_target(exe['name'] + stp['ext'],
3520 input: trace_events_all,
3521 output: exe['name'] + stp['ext'],
3522 install: stp['install'],
3523 install_dir: get_option('datadir') / 'systemtap/tapset',
3525 tracetool, '--group=all', '--format=' + stp['fmt'],
3526 '--binary=' + stp['bin'],
3527 '--target-name=' + target_name,
3528 '--target-type=' + target_type,
3529 '--probe-prefix=qemu.' + target_type + '.' + target_name,
3530 '@INPUT@', '@OUTPUT@'
3532 depend_files: tracetool_depends)
3538 # Other build targets
3540 if 'CONFIG_PLUGIN' in config_host
3541 install_headers('include/qemu/qemu-plugin.h')
3546 # Don't build qemu-keymap if xkbcommon is not explicitly enabled
3547 # when we don't build tools or system
3548 if xkbcommon.found()
3549 # used for the update-keymaps target, so include rules even if !have_tools
3550 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh,
3551 dependencies: [qemuutil, xkbcommon], install: have_tools)
3555 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
3556 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)
3557 qemu_io = executable('qemu-io', files('qemu-io.c'),
3558 dependencies: [block, qemuutil], install: true)
3559 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'),
3560 dependencies: [blockdev, qemuutil, gnutls, selinux],
3563 subdir('storage-daemon')
3564 subdir('contrib/rdmacm-mux')
3565 subdir('contrib/elf2dmp')
3567 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'),
3568 dependencies: qemuutil,
3572 subdir('contrib/vhost-user-blk')
3573 subdir('contrib/vhost-user-gpu')
3574 subdir('contrib/vhost-user-input')
3575 subdir('contrib/vhost-user-scsi')
3578 if targetos == 'linux'
3579 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'),
3580 dependencies: [qemuutil, libcap_ng],
3582 install_dir: get_option('libexecdir'))
3584 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'),
3585 dependencies: [authz, crypto, io, qom, qemuutil,
3586 libcap_ng, mpathpersist],
3591 subdir('contrib/ivshmem-client')
3592 subdir('contrib/ivshmem-server')
3605 if host_machine.system() == 'windows'
3607 find_program('scripts/nsis.py'),
3609 get_option('prefix'),
3610 meson.current_source_dir(),
3613 '-DDISPLAYVERSION=' + meson.project_version(),
3616 nsis_cmd += '-DCONFIG_DOCUMENTATION=y'
3619 nsis_cmd += '-DCONFIG_GTK=y'
3622 nsis = custom_target('nsis',
3623 output: 'qemu-setup-' + meson.project_version() + '.exe',
3624 input: files('qemu.nsi'),
3625 build_always_stale: true,
3626 command: nsis_cmd + ['@INPUT@'])
3627 alias_target('installer', nsis)
3630 #########################
3631 # Configuration summary #
3632 #########################
3636 summary_info += {'Install prefix': get_option('prefix')}
3637 summary_info += {'BIOS directory': qemu_datadir}
3638 pathsep = targetos == 'windows' ? ';' : ':'
3639 summary_info += {'firmware path': pathsep.join(get_option('qemu_firmwarepath'))}
3640 summary_info += {'binary directory': get_option('prefix') / get_option('bindir')}
3641 summary_info += {'library directory': get_option('prefix') / get_option('libdir')}
3642 summary_info += {'module directory': qemu_moddir}
3643 summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')}
3644 summary_info += {'include directory': get_option('prefix') / get_option('includedir')}
3645 summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')}
3646 if targetos != 'windows'
3647 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')}
3648 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')}
3650 summary_info += {'local state directory': 'queried at runtime'}
3652 summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')}
3653 summary_info += {'Build directory': meson.current_build_dir()}
3654 summary_info += {'Source path': meson.current_source_dir()}
3655 summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']}
3656 summary(summary_info, bool_yn: true, section: 'Directories')
3660 summary_info += {'git': config_host['GIT']}
3661 summary_info += {'make': config_host['MAKE']}
3662 summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
3663 summary_info += {'sphinx-build': sphinx_build}
3664 if config_host.has_key('HAVE_GDB_BIN')
3665 summary_info += {'gdb': config_host['HAVE_GDB_BIN']}
3667 summary_info += {'iasl': iasl}
3668 summary_info += {'genisoimage': config_host['GENISOIMAGE']}
3669 if targetos == 'windows' and have_ga
3670 summary_info += {'wixl': wixl}
3672 if slirp.found() and have_system
3673 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false}
3675 summary(summary_info, bool_yn: true, section: 'Host binaries')
3677 # Configurable features
3679 summary_info += {'Documentation': build_docs}
3680 summary_info += {'system-mode emulation': have_system}
3681 summary_info += {'user-mode emulation': have_user}
3682 summary_info += {'block layer': have_block}
3683 summary_info += {'Install blobs': get_option('install_blobs')}
3684 summary_info += {'module support': config_host.has_key('CONFIG_MODULES')}
3685 if config_host.has_key('CONFIG_MODULES')
3686 summary_info += {'alternative module path': get_option('module_upgrades')}
3688 summary_info += {'fuzzing support': get_option('fuzzing')}
3690 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)}
3692 summary_info += {'Trace backends': ','.join(get_option('trace_backends'))}
3693 if 'simple' in get_option('trace_backends')
3694 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'}
3696 summary_info += {'D-Bus display': dbus_display}
3697 summary_info += {'QOM debugging': get_option('qom_cast_debug')}
3698 summary_info += {'vhost-kernel support': have_vhost_kernel}
3699 summary_info += {'vhost-net support': have_vhost_net}
3700 summary_info += {'vhost-user support': have_vhost_user}
3701 summary_info += {'vhost-user-crypto support': have_vhost_user_crypto}
3702 summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server}
3703 summary_info += {'vhost-vdpa support': have_vhost_vdpa}
3704 summary_info += {'build guest agent': have_ga}
3705 summary(summary_info, bool_yn: true, section: 'Configurable features')
3707 # Compilation information
3709 summary_info += {'host CPU': cpu}
3710 summary_info += {'host endianness': build_machine.endian()}
3711 summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())}
3712 summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())}
3713 if link_language == 'cpp'
3714 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())}
3716 summary_info += {'C++ compiler': false}
3718 if targetos == 'darwin'
3719 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())}
3721 summary_info += {'CFLAGS': ' '.join(get_option('c_args')
3722 + ['-O' + get_option('optimization')]
3723 + (get_option('debug') ? ['-g'] : []))}
3724 if link_language == 'cpp'
3725 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args')
3726 + ['-O' + get_option('optimization')]
3727 + (get_option('debug') ? ['-g'] : []))}
3729 if targetos == 'darwin'
3730 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args')
3731 + ['-O' + get_option('optimization')]
3732 + (get_option('debug') ? ['-g'] : []))}
3734 link_args = get_option(link_language + '_link_args')
3735 if link_args.length() > 0
3736 summary_info += {'LDFLAGS': ' '.join(link_args)}
3738 summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)}
3739 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)}
3740 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)}
3741 summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)}
3742 summary_info += {'profiler': get_option('profiler')}
3743 summary_info += {'link-time optimization (LTO)': get_option('b_lto')}
3744 summary_info += {'PIE': get_option('b_pie')}
3745 summary_info += {'static build': config_host.has_key('CONFIG_STATIC')}
3746 summary_info += {'malloc trim support': has_malloc_trim}
3747 summary_info += {'membarrier': have_membarrier}
3748 summary_info += {'debug stack usage': get_option('debug_stack_usage')}
3749 summary_info += {'mutex debugging': get_option('debug_mutex')}
3750 summary_info += {'memory allocator': get_option('malloc')}
3751 summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')}
3752 summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')}
3753 summary_info += {'gprof enabled': get_option('gprof')}
3754 summary_info += {'gcov': get_option('b_coverage')}
3755 summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')}
3756 summary_info += {'CFI support': get_option('cfi')}
3757 if get_option('cfi')
3758 summary_info += {'CFI debug support': get_option('cfi_debug')}
3760 summary_info += {'strip binaries': get_option('strip')}
3761 summary_info += {'sparse': sparse}
3762 summary_info += {'mingw32 support': targetos == 'windows'}
3763 summary(summary_info, bool_yn: true, section: 'Compilation')
3765 # snarf the cross-compilation information for tests
3768 foreach target: target_dirs
3769 tcg_mak = meson.current_build_dir() / 'tests/tcg' / target / 'config-target.mak'
3770 if fs.exists(tcg_mak)
3771 config_cross_tcg = keyval.load(tcg_mak)
3772 if 'CC' in config_cross_tcg
3773 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']}
3779 summary(summary_info, bool_yn: true, section: 'Cross compilers')
3782 # Targets and accelerators
3785 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')}
3786 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')}
3787 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')}
3788 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')}
3789 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')}
3790 summary_info += {'Xen support': xen.found()}
3792 summary_info += {'xen ctrl version': xen.version()}
3795 summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')}
3796 if config_all.has_key('CONFIG_TCG')
3797 if get_option('tcg_interpreter')
3798 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'}
3800 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)}
3802 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')}
3803 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')}
3805 summary_info += {'target list': ' '.join(target_dirs)}
3807 summary_info += {'default devices': get_option('default_devices')}
3808 summary_info += {'out of process emulation': multiprocess_allowed}
3809 summary_info += {'vfio-user server': vfio_user_server_allowed}
3811 summary(summary_info, bool_yn: true, section: 'Targets and accelerators')
3815 summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']}
3816 summary_info += {'coroutine pool': have_coroutine_pool}
3818 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')}
3819 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')}
3820 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')}
3821 summary_info += {'VirtFS support': have_virtfs}
3822 summary_info += {'build virtiofs daemon': have_virtiofsd}
3823 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')}
3824 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')}
3825 summary_info += {'bochs support': get_option('bochs').allowed()}
3826 summary_info += {'cloop support': get_option('cloop').allowed()}
3827 summary_info += {'dmg support': get_option('dmg').allowed()}
3828 summary_info += {'qcow v1 support': get_option('qcow1').allowed()}
3829 summary_info += {'vdi support': get_option('vdi').allowed()}
3830 summary_info += {'vvfat support': get_option('vvfat').allowed()}
3831 summary_info += {'qed support': get_option('qed').allowed()}
3832 summary_info += {'parallels support': get_option('parallels').allowed()}
3833 summary_info += {'FUSE exports': fuse}
3834 summary_info += {'VDUSE block exports': have_vduse_blk_export}
3836 summary(summary_info, bool_yn: true, section: 'Block layer support')
3840 summary_info += {'TLS priority': get_option('tls_priority')}
3841 summary_info += {'GNUTLS support': gnutls}
3843 summary_info += {' GNUTLS crypto': gnutls_crypto.found()}
3845 summary_info += {'libgcrypt': gcrypt}
3846 summary_info += {'nettle': nettle}
3848 summary_info += {' XTS': xts != 'private'}
3850 summary_info += {'AF_ALG support': have_afalg}
3851 summary_info += {'rng-none': get_option('rng_none')}
3852 summary_info += {'Linux keyring': have_keyring}
3853 summary(summary_info, bool_yn: true, section: 'Crypto')
3857 if targetos == 'darwin'
3858 summary_info += {'Cocoa support': cocoa}
3859 summary_info += {'vmnet.framework support': vmnet}
3861 summary_info += {'SDL support': sdl}
3862 summary_info += {'SDL image support': sdl_image}
3863 summary_info += {'GTK support': gtk}
3864 summary_info += {'pixman': pixman}
3865 summary_info += {'VTE support': vte}
3866 summary_info += {'slirp support': slirp}
3867 summary_info += {'libtasn1': tasn1}
3868 summary_info += {'PAM': pam}
3869 summary_info += {'iconv support': iconv}
3870 summary_info += {'curses support': curses}
3871 summary_info += {'virgl support': virgl}
3872 summary_info += {'curl support': curl}
3873 summary_info += {'Multipath support': mpathpersist}
3874 summary_info += {'PNG support': png}
3875 summary_info += {'VNC support': vnc}
3877 summary_info += {'VNC SASL support': sasl}
3878 summary_info += {'VNC JPEG support': jpeg}
3880 if targetos not in ['darwin', 'haiku', 'windows']
3881 summary_info += {'OSS support': oss}
3882 summary_info += {'sndio support': sndio}
3883 elif targetos == 'darwin'
3884 summary_info += {'CoreAudio support': coreaudio}
3885 elif targetos == 'windows'
3886 summary_info += {'DirectSound support': dsound}
3888 if targetos == 'linux'
3889 summary_info += {'ALSA support': alsa}
3890 summary_info += {'PulseAudio support': pulse}
3892 summary_info += {'JACK support': jack}
3893 summary_info += {'brlapi support': brlapi}
3894 summary_info += {'vde support': vde}
3895 summary_info += {'netmap support': have_netmap}
3896 summary_info += {'l2tpv3 support': have_l2tpv3}
3897 summary_info += {'Linux AIO support': libaio}
3898 summary_info += {'Linux io_uring support': linux_io_uring}
3899 summary_info += {'ATTR/XATTR support': libattr}
3900 summary_info += {'RDMA support': rdma}
3901 summary_info += {'PVRDMA support': have_pvrdma}
3902 summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt}
3903 summary_info += {'libcap-ng support': libcap_ng}
3904 summary_info += {'bpf support': libbpf}
3905 summary_info += {'spice protocol support': spice_protocol}
3906 if spice_protocol.found()
3907 summary_info += {' spice server support': spice}
3909 summary_info += {'rbd support': rbd}
3910 summary_info += {'smartcard support': cacard}
3911 summary_info += {'U2F support': u2f}
3912 summary_info += {'libusb': libusb}
3913 summary_info += {'usb net redir': usbredir}
3914 summary_info += {'OpenGL support (epoxy)': opengl}
3915 summary_info += {'GBM': gbm}
3916 summary_info += {'libiscsi support': libiscsi}
3917 summary_info += {'libnfs support': libnfs}
3918 if targetos == 'windows'
3920 summary_info += {'QGA VSS support': have_qga_vss}
3923 summary_info += {'seccomp support': seccomp}
3924 summary_info += {'GlusterFS support': glusterfs}
3925 summary_info += {'TPM support': have_tpm}
3926 summary_info += {'libssh support': libssh}
3927 summary_info += {'lzo support': lzo}
3928 summary_info += {'snappy support': snappy}
3929 summary_info += {'bzip2 support': libbzip2}
3930 summary_info += {'lzfse support': liblzfse}
3931 summary_info += {'zstd support': zstd}
3932 summary_info += {'NUMA host support': numa}
3933 summary_info += {'capstone': capstone}
3934 summary_info += {'libpmem support': libpmem}
3935 summary_info += {'libdaxctl support': libdaxctl}
3936 summary_info += {'libudev': libudev}
3937 # Dummy dependency, keep .found()
3938 summary_info += {'FUSE lseek': fuse_lseek.found()}
3939 summary_info += {'selinux': selinux}
3940 summary(summary_info, bool_yn: true, section: 'Dependencies')
3942 if not supported_cpus.contains(cpu)
3944 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!')
3946 message('CPU host architecture ' + cpu + ' support is not currently maintained.')
3947 message('The QEMU project intends to remove support for this host CPU in')
3948 message('a future release if nobody volunteers to maintain it and to')
3949 message('provide a build host for our continuous integration setup.')
3950 message('configure has succeeded and you can continue to build, but')
3951 message('if you care about QEMU on this platform you should contact')
3952 message('us upstream at qemu-devel@nongnu.org.')
3955 if not supported_oses.contains(targetos)
3957 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!')
3959 message('Host OS ' + targetos + 'support is not currently maintained.')
3960 message('The QEMU project intends to remove support for this host OS in')
3961 message('a future release if nobody volunteers to maintain it and to')
3962 message('provide a build host for our continuous integration setup.')
3963 message('configure has succeeded and you can continue to build, but')
3964 message('if you care about QEMU on this platform you should contact')
3965 message('us upstream at qemu-devel@nongnu.org.')