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 seccomp_has_sysrawrc = false
640 if not get_option('seccomp').auto() or have_system or have_tools
641 seccomp = dependency('libseccomp', version: '>=2.3.0',
642 required: get_option('seccomp'),
643 method: 'pkg-config', kwargs: static_kwargs)
645 seccomp_has_sysrawrc = cc.has_header_symbol('seccomp.h',
646 'SCMP_FLTATR_API_SYSRAWRC',
647 dependencies: seccomp)
651 libcap_ng = not_found
652 if not get_option('cap_ng').auto() or have_system or have_tools
653 libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'],
654 required: get_option('cap_ng'),
655 kwargs: static_kwargs)
657 if libcap_ng.found() and not cc.links('''
661 capng_capability_to_name(CAPNG_EFFECTIVE);
663 }''', dependencies: libcap_ng)
664 libcap_ng = not_found
665 if get_option('cap_ng').enabled()
666 error('could not link libcap-ng')
668 warning('could not link libcap-ng, disabling')
672 if get_option('xkbcommon').auto() and not have_system and not have_tools
673 xkbcommon = not_found
675 xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'),
676 method: 'pkg-config', kwargs: static_kwargs)
680 if not get_option('slirp').auto() or have_system
681 slirp = dependency('slirp', required: get_option('slirp'),
682 method: 'pkg-config', kwargs: static_kwargs)
683 # slirp < 4.7 is incompatible with CFI support in QEMU. This is because
684 # it passes function pointers within libslirp as callbacks for timers.
685 # When using a system-wide shared libslirp, the type information for the
686 # callback is missing and the timer call produces a false positive with CFI.
687 # Do not use the "version" keyword argument to produce a better error.
688 # with control-flow integrity.
689 if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7')
690 if get_option('slirp').enabled()
691 error('Control-Flow Integrity requires libslirp 4.7.')
693 warning('Cannot use libslirp since Control-Flow Integrity requires libslirp >= 4.7.')
700 if not get_option('vde').auto() or have_system or have_tools
701 vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'],
702 required: get_option('vde'),
703 kwargs: static_kwargs)
705 if vde.found() and not cc.links('''
706 #include <libvdeplug.h>
709 struct vde_open_args a = {0, 0, 0};
713 }''', dependencies: vde)
715 if get_option('cap_ng').enabled()
716 error('could not link libvdeplug')
718 warning('could not link libvdeplug, disabling')
723 if not get_option('pa').auto() or (targetos == 'linux' and have_system)
724 pulse = dependency('libpulse', required: get_option('pa'),
725 method: 'pkg-config', kwargs: static_kwargs)
728 if not get_option('alsa').auto() or (targetos == 'linux' and have_system)
729 alsa = dependency('alsa', required: get_option('alsa'),
730 method: 'pkg-config', kwargs: static_kwargs)
733 if not get_option('jack').auto() or have_system
734 jack = dependency('jack', required: get_option('jack'),
735 method: 'pkg-config', kwargs: static_kwargs)
738 if not get_option('sndio').auto() or have_system
739 sndio = dependency('sndio', required: get_option('sndio'),
740 method: 'pkg-config', kwargs: static_kwargs)
743 spice_protocol = not_found
744 if not get_option('spice_protocol').auto() or have_system
745 spice_protocol = dependency('spice-protocol', version: '>=0.12.3',
746 required: get_option('spice_protocol'),
747 method: 'pkg-config', kwargs: static_kwargs)
750 if not get_option('spice').auto() or have_system
751 spice = dependency('spice-server', version: '>=0.12.5',
752 required: get_option('spice'),
753 method: 'pkg-config', kwargs: static_kwargs)
755 spice_headers = spice.partial_dependency(compile_args: true, includes: true)
757 rt = cc.find_library('rt', required: false)
760 if not get_option('libiscsi').auto() or have_block
761 libiscsi = dependency('libiscsi', version: '>=1.9.0',
762 required: get_option('libiscsi'),
763 method: 'pkg-config', kwargs: static_kwargs)
766 if not get_option('zstd').auto() or have_block
767 zstd = dependency('libzstd', version: '>=1.4.0',
768 required: get_option('zstd'),
769 method: 'pkg-config', kwargs: static_kwargs)
773 have_vhost_user_gpu = have_tools and targetos == 'linux' and pixman.found()
774 if not get_option('virglrenderer').auto() or have_system or have_vhost_user_gpu
775 virgl = dependency('virglrenderer',
776 method: 'pkg-config',
777 required: get_option('virglrenderer'),
778 kwargs: static_kwargs)
781 if not get_option('curl').auto() or have_block
782 curl = dependency('libcurl', version: '>=7.29.0',
783 method: 'pkg-config',
784 required: get_option('curl'),
785 kwargs: static_kwargs)
788 if targetos == 'linux' and (have_system or have_tools)
789 libudev = dependency('libudev',
790 method: 'pkg-config',
791 required: get_option('libudev'),
792 kwargs: static_kwargs)
795 mpathlibs = [libudev]
796 mpathpersist = not_found
797 mpathpersist_new_api = false
798 if targetos == 'linux' and have_tools and get_option('mpath').allowed()
799 mpath_test_source_new = '''
801 #include <mpath_persist.h>
802 unsigned mpath_mx_alloc_len = 1024;
804 static struct config *multipath_conf;
805 extern struct udev *udev;
806 extern struct config *get_multipath_config(void);
807 extern void put_multipath_config(struct config *conf);
809 struct config *get_multipath_config(void) { return multipath_conf; }
810 void put_multipath_config(struct config *conf) { }
813 multipath_conf = mpath_lib_init();
816 mpath_test_source_old = '''
818 #include <mpath_persist.h>
819 unsigned mpath_mx_alloc_len = 1024;
822 struct udev *udev = udev_new();
823 mpath_lib_init(udev);
826 libmpathpersist = cc.find_library('mpathpersist',
827 required: get_option('mpath'),
828 kwargs: static_kwargs)
829 if libmpathpersist.found()
830 mpathlibs += libmpathpersist
832 mpathlibs += cc.find_library('devmapper',
833 required: get_option('mpath'),
834 kwargs: static_kwargs)
836 mpathlibs += cc.find_library('multipath',
837 required: get_option('mpath'),
838 kwargs: static_kwargs)
839 foreach lib: mpathlibs
845 if mpathlibs.length() == 0
846 msg = 'Dependencies missing for libmpathpersist'
847 elif cc.links(mpath_test_source_new, dependencies: mpathlibs)
848 mpathpersist = declare_dependency(dependencies: mpathlibs)
849 mpathpersist_new_api = true
850 elif cc.links(mpath_test_source_old, dependencies: mpathlibs)
851 mpathpersist = declare_dependency(dependencies: mpathlibs)
853 msg = 'Cannot detect libmpathpersist API'
855 if not mpathpersist.found()
856 if get_option('mpath').enabled()
859 warning(msg + ', disabling')
867 if have_system and get_option('curses').allowed()
869 #if defined(__APPLE__) || defined(__OpenBSD__)
870 #define _XOPEN_SOURCE_EXTENDED 1
877 setlocale(LC_ALL, "");
879 addwstr(L"wide chars\n");
881 add_wch(WACS_DEGREE);
885 curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw']
886 curses = dependency(curses_dep_list,
888 method: 'pkg-config',
889 kwargs: static_kwargs)
890 msg = get_option('curses').enabled() ? 'curses library not found' : ''
891 curses_compile_args = ['-DNCURSES_WIDECHAR=1']
893 if cc.links(curses_test, args: curses_compile_args, dependencies: [curses])
894 curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses])
896 msg = 'curses package not usable'
900 if not curses.found()
901 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
902 if targetos != 'windows' and not has_curses_h
903 message('Trying with /usr/include/ncursesw')
904 curses_compile_args += ['-I/usr/include/ncursesw']
905 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
908 curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw'])
909 foreach curses_libname : curses_libname_list
910 libcurses = cc.find_library(curses_libname,
912 kwargs: static_kwargs)
914 if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses)
915 curses = declare_dependency(compile_args: curses_compile_args,
916 dependencies: [libcurses])
919 msg = 'curses library not usable'
925 if get_option('iconv').allowed()
926 foreach link_args : [ ['-liconv'], [] ]
927 # Programs will be linked with glib and this will bring in libiconv on FreeBSD.
928 # We need to use libiconv if available because mixing libiconv's headers with
929 # the system libc does not work.
930 # However, without adding glib to the dependencies -L/usr/local/lib will not be
931 # included in the command line and libiconv will not be found.
935 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
936 return conv != (iconv_t) -1;
937 }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args)
938 iconv = declare_dependency(link_args: link_args, dependencies: glib)
943 if curses.found() and not iconv.found()
944 if get_option('iconv').enabled()
945 error('iconv not available')
947 msg = 'iconv required for curses UI but not available'
950 if not curses.found() and msg != ''
951 if get_option('curses').enabled()
954 warning(msg + ', disabling')
960 if not get_option('brlapi').auto() or have_system
961 brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'],
962 required: get_option('brlapi'),
963 kwargs: static_kwargs)
964 if brlapi.found() and not cc.links('''
967 int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi)
969 if get_option('brlapi').enabled()
970 error('could not link brlapi')
972 warning('could not link brlapi, disabling')
978 if not get_option('sdl').auto() or have_system
979 sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs)
980 sdl_image = not_found
983 # work around 2.0.8 bug
984 sdl = declare_dependency(compile_args: '-Wno-undef',
986 sdl_image = dependency('SDL2_image', required: get_option('sdl_image'),
987 method: 'pkg-config', kwargs: static_kwargs)
989 if get_option('sdl_image').enabled()
990 error('sdl-image required, but SDL was @0@'.format(
991 get_option('sdl').disabled() ? 'disabled' : 'not found'))
993 sdl_image = not_found
997 if not get_option('rbd').auto() or have_block
998 librados = cc.find_library('rados', required: get_option('rbd'),
999 kwargs: static_kwargs)
1000 librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'],
1001 required: get_option('rbd'),
1002 kwargs: static_kwargs)
1003 if librados.found() and librbd.found()
1006 #include <rbd/librbd.h>
1009 rados_create(&cluster, NULL);
1010 #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0)
1014 }''', dependencies: [librbd, librados])
1015 rbd = declare_dependency(dependencies: [librbd, librados])
1016 elif get_option('rbd').enabled()
1017 error('librbd >= 1.12.0 required')
1019 warning('librbd >= 1.12.0 not found, disabling')
1024 glusterfs = not_found
1025 glusterfs_ftruncate_has_stat = false
1026 glusterfs_iocb_has_stat = false
1027 if not get_option('glusterfs').auto() or have_block
1028 glusterfs = dependency('glusterfs-api', version: '>=3',
1029 required: get_option('glusterfs'),
1030 method: 'pkg-config', kwargs: static_kwargs)
1031 if glusterfs.found()
1032 glusterfs_ftruncate_has_stat = cc.links('''
1033 #include <glusterfs/api/glfs.h>
1038 /* new glfs_ftruncate() passes two additional args */
1039 return glfs_ftruncate(NULL, 0, NULL, NULL);
1041 ''', dependencies: glusterfs)
1042 glusterfs_iocb_has_stat = cc.links('''
1043 #include <glusterfs/api/glfs.h>
1045 /* new glfs_io_cbk() passes two additional glfs_stat structs */
1047 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
1053 glfs_io_cbk iocb = &glusterfs_iocb;
1054 iocb(NULL, 0 , NULL, NULL, NULL);
1057 ''', dependencies: glusterfs)
1062 if not get_option('libssh').auto() or have_block
1063 libssh = dependency('libssh', version: '>=0.8.7',
1064 method: 'pkg-config',
1065 required: get_option('libssh'),
1066 kwargs: static_kwargs)
1069 libbzip2 = not_found
1070 if not get_option('bzip2').auto() or have_block
1071 libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'],
1072 required: get_option('bzip2'),
1073 kwargs: static_kwargs)
1074 if libbzip2.found() and not cc.links('''
1076 int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2)
1077 libbzip2 = not_found
1078 if get_option('bzip2').enabled()
1079 error('could not link libbzip2')
1081 warning('could not link libbzip2, disabling')
1086 liblzfse = not_found
1087 if not get_option('lzfse').auto() or have_block
1088 liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'],
1089 required: get_option('lzfse'),
1090 kwargs: static_kwargs)
1092 if liblzfse.found() and not cc.links('''
1094 int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse)
1095 liblzfse = not_found
1096 if get_option('lzfse').enabled()
1097 error('could not link liblzfse')
1099 warning('could not link liblzfse, disabling')
1104 if get_option('oss').allowed() and have_system
1105 if not cc.has_header('sys/soundcard.h')
1107 elif targetos == 'netbsd'
1108 oss = cc.find_library('ossaudio', required: get_option('oss'),
1109 kwargs: static_kwargs)
1111 oss = declare_dependency()
1115 if get_option('oss').enabled()
1116 error('OSS not found')
1121 if not get_option('dsound').auto() or (targetos == 'windows' and have_system)
1122 if cc.has_header('dsound.h')
1123 dsound = declare_dependency(link_args: ['-lole32', '-ldxguid'])
1126 if not dsound.found()
1127 if get_option('dsound').enabled()
1128 error('DirectSound not found')
1133 coreaudio = not_found
1134 if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system)
1135 coreaudio = dependency('appleframeworks', modules: 'CoreAudio',
1136 required: get_option('coreaudio'))
1140 if not get_option('opengl').auto() or have_system or have_vhost_user_gpu
1141 epoxy = dependency('epoxy', method: 'pkg-config',
1142 required: get_option('opengl'), kwargs: static_kwargs)
1143 if cc.has_header('epoxy/egl.h', dependencies: epoxy)
1145 elif get_option('opengl').enabled()
1146 error('epoxy/egl.h not found')
1150 if (have_system or have_tools) and (virgl.found() or opengl.found())
1151 gbm = dependency('gbm', method: 'pkg-config', required: false,
1152 kwargs: static_kwargs)
1154 have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and opengl.found() and gbm.found()
1157 gnutls_crypto = not_found
1158 if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system)
1159 # For general TLS support our min gnutls matches
1160 # that implied by our platform support matrix
1162 # For the crypto backends, we look for a newer
1165 # Version 3.6.8 is needed to get XTS
1166 # Version 3.6.13 is needed to get PBKDF
1167 # Version 3.6.14 is needed to get HW accelerated XTS
1169 # If newer enough gnutls isn't available, we can
1170 # still use a different crypto backend to satisfy
1171 # the platform support requirements
1172 gnutls_crypto = dependency('gnutls', version: '>=3.6.14',
1173 method: 'pkg-config',
1175 kwargs: static_kwargs)
1176 if gnutls_crypto.found()
1177 gnutls = gnutls_crypto
1179 # Our min version if all we need is TLS
1180 gnutls = dependency('gnutls', version: '>=3.5.18',
1181 method: 'pkg-config',
1182 required: get_option('gnutls'),
1183 kwargs: static_kwargs)
1187 # We prefer use of gnutls for crypto, unless the options
1188 # explicitly asked for nettle or gcrypt.
1190 # If gnutls isn't available for crypto, then we'll prefer
1191 # gcrypt over nettle for performance reasons.
1197 if get_option('nettle').enabled() and get_option('gcrypt').enabled()
1198 error('Only one of gcrypt & nettle can be enabled')
1201 # Explicit nettle/gcrypt request, so ignore gnutls for crypto
1202 if get_option('nettle').enabled() or get_option('gcrypt').enabled()
1203 gnutls_crypto = not_found
1206 if not gnutls_crypto.found()
1207 if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled()
1208 gcrypt = dependency('libgcrypt', version: '>=1.8',
1209 method: 'config-tool',
1210 required: get_option('gcrypt'),
1211 kwargs: static_kwargs)
1212 # Debian has removed -lgpg-error from libgcrypt-config
1213 # as it "spreads unnecessary dependencies" which in
1214 # turn breaks static builds...
1215 if gcrypt.found() and enable_static
1216 gcrypt = declare_dependency(dependencies: [
1218 cc.find_library('gpg-error', required: true, kwargs: static_kwargs)])
1221 if (not get_option('nettle').auto() or have_system) and not gcrypt.found()
1222 nettle = dependency('nettle', version: '>=3.4',
1223 method: 'pkg-config',
1224 required: get_option('nettle'),
1225 kwargs: static_kwargs)
1226 if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle)
1232 gmp = dependency('gmp', required: false, method: 'pkg-config', kwargs: static_kwargs)
1233 if nettle.found() and gmp.found()
1234 hogweed = dependency('hogweed', version: '>=3.4',
1235 method: 'pkg-config',
1236 required: get_option('nettle'),
1237 kwargs: static_kwargs)
1244 if not get_option('gtk').auto() or have_system
1245 gtk = dependency('gtk+-3.0', version: '>=3.22.0',
1246 method: 'pkg-config',
1247 required: get_option('gtk'),
1248 kwargs: static_kwargs)
1250 gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0',
1251 method: 'pkg-config',
1253 kwargs: static_kwargs)
1254 gtk = declare_dependency(dependencies: [gtk, gtkx11])
1256 if not get_option('vte').auto() or have_system
1257 vte = dependency('vte-2.91',
1258 method: 'pkg-config',
1259 required: get_option('vte'),
1260 kwargs: static_kwargs)
1267 x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(),
1268 kwargs: static_kwargs)
1271 if get_option('png').allowed() and have_system
1272 png = dependency('libpng', version: '>=1.6.34', required: get_option('png'),
1273 method: 'pkg-config', kwargs: static_kwargs)
1278 if get_option('vnc').allowed() and have_system
1279 vnc = declare_dependency() # dummy dependency
1280 jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'),
1281 method: 'pkg-config', kwargs: static_kwargs)
1282 sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'],
1283 required: get_option('vnc_sasl'),
1284 kwargs: static_kwargs)
1286 sasl = declare_dependency(dependencies: sasl,
1287 compile_args: '-DSTRUCT_IOVEC_DEFINED')
1292 if not get_option('auth_pam').auto() or have_system
1293 pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'],
1294 required: get_option('auth_pam'),
1295 kwargs: static_kwargs)
1297 if pam.found() and not cc.links('''
1299 #include <security/pam_appl.h>
1301 const char *service_name = "qemu";
1302 const char *user = "frank";
1303 const struct pam_conv pam_conv = { 0 };
1304 pam_handle_t *pamh = NULL;
1305 pam_start(service_name, user, &pam_conv, &pamh);
1307 }''', dependencies: pam)
1309 if get_option('auth_pam').enabled()
1310 error('could not link libpam')
1312 warning('could not link libpam, disabling')
1317 if not get_option('snappy').auto() or have_system
1318 snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'],
1319 required: get_option('snappy'),
1320 kwargs: static_kwargs)
1322 if snappy.found() and not linker.links('''
1323 #include <snappy-c.h>
1324 int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy)
1326 if get_option('snappy').enabled()
1327 error('could not link libsnappy')
1329 warning('could not link libsnappy, disabling')
1334 if not get_option('lzo').auto() or have_system
1335 lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'],
1336 required: get_option('lzo'),
1337 kwargs: static_kwargs)
1339 if lzo.found() and not cc.links('''
1340 #include <lzo/lzo1x.h>
1341 int main(void) { lzo_version(); return 0; }''', dependencies: lzo)
1343 if get_option('lzo').enabled()
1344 error('could not link liblzo2')
1346 warning('could not link liblzo2, disabling')
1351 if not get_option('numa').auto() or have_system or have_tools
1352 numa = cc.find_library('numa', has_headers: ['numa.h'],
1353 required: get_option('numa'),
1354 kwargs: static_kwargs)
1356 if numa.found() and not cc.links('''
1358 int main(void) { return numa_available(); }
1359 ''', dependencies: numa)
1361 if get_option('numa').enabled()
1362 error('could not link numa')
1364 warning('could not link numa, disabling')
1369 if not get_option('rdma').auto() or have_system
1370 libumad = cc.find_library('ibumad', required: get_option('rdma'))
1371 rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'],
1372 required: get_option('rdma'),
1373 kwargs: static_kwargs),
1374 cc.find_library('ibverbs', required: get_option('rdma'),
1375 kwargs: static_kwargs),
1377 rdma = declare_dependency(dependencies: rdma_libs)
1378 foreach lib: rdma_libs
1386 if get_option('xen').enabled() or (get_option('xen').auto() and have_system)
1387 xencontrol = dependency('xencontrol', required: false,
1388 method: 'pkg-config', kwargs: static_kwargs)
1389 if xencontrol.found()
1390 xen_pc = declare_dependency(version: xencontrol.version(),
1393 # disabler: true makes xen_pc.found() return false if any is not found
1394 dependency('xenstore', required: false,
1395 method: 'pkg-config', kwargs: static_kwargs,
1397 dependency('xenforeignmemory', required: false,
1398 method: 'pkg-config', kwargs: static_kwargs,
1400 dependency('xengnttab', required: false,
1401 method: 'pkg-config', kwargs: static_kwargs,
1403 dependency('xenevtchn', required: false,
1404 method: 'pkg-config', kwargs: static_kwargs,
1406 dependency('xendevicemodel', required: false,
1407 method: 'pkg-config', kwargs: static_kwargs,
1409 # optional, no "disabler: true"
1410 dependency('xentoolcore', required: false,
1411 method: 'pkg-config', kwargs: static_kwargs)])
1417 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' ]
1419 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1420 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1421 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1422 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1423 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1424 '4.6.0': [ 'xenstore', 'xenctrl' ],
1425 '4.5.0': [ 'xenstore', 'xenctrl' ],
1426 '4.2.0': [ 'xenstore', 'xenctrl' ],
1429 foreach ver: xen_tests
1430 # cache the various library tests to avoid polluting the logs
1432 foreach l: xen_libs[ver]
1433 if l not in xen_deps
1434 xen_deps += { l: cc.find_library(l, required: false) }
1436 xen_test_deps += xen_deps[l]
1439 # Use -D to pick just one of the test programs in scripts/xen-detect.c
1440 xen_version = ver.split('.')
1441 xen_ctrl_version = xen_version[0] + \
1442 ('0' + xen_version[1]).substring(-2) + \
1443 ('0' + xen_version[2]).substring(-2)
1444 if cc.links(files('scripts/xen-detect.c'),
1445 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version,
1446 dependencies: xen_test_deps)
1447 xen = declare_dependency(version: ver, dependencies: xen_test_deps)
1453 accelerators += 'CONFIG_XEN'
1454 elif get_option('xen').enabled()
1455 error('could not compile and link Xen test program')
1458 have_xen_pci_passthrough = get_option('xen_pci_passthrough') \
1459 .require(xen.found(),
1460 error_message: 'Xen PCI passthrough requested but Xen not enabled') \
1461 .require(targetos == 'linux',
1462 error_message: 'Xen PCI passthrough not available on this platform') \
1467 if not get_option('smartcard').auto() or have_system
1468 cacard = dependency('libcacard', required: get_option('smartcard'),
1469 version: '>=2.5.1', method: 'pkg-config',
1470 kwargs: static_kwargs)
1474 u2f = dependency('u2f-emu', required: get_option('u2f'),
1475 method: 'pkg-config',
1476 kwargs: static_kwargs)
1480 canokey = dependency('canokey-qemu', required: get_option('canokey'),
1481 method: 'pkg-config',
1482 kwargs: static_kwargs)
1484 usbredir = not_found
1485 if not get_option('usb_redir').auto() or have_system
1486 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'),
1487 version: '>=0.6', method: 'pkg-config',
1488 kwargs: static_kwargs)
1491 if not get_option('libusb').auto() or have_system
1492 libusb = dependency('libusb-1.0', required: get_option('libusb'),
1493 version: '>=1.0.13', method: 'pkg-config',
1494 kwargs: static_kwargs)
1498 if not get_option('libpmem').auto() or have_system
1499 libpmem = dependency('libpmem', required: get_option('libpmem'),
1500 method: 'pkg-config', kwargs: static_kwargs)
1502 libdaxctl = not_found
1503 if not get_option('libdaxctl').auto() or have_system
1504 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'),
1505 version: '>=57', method: 'pkg-config',
1506 kwargs: static_kwargs)
1510 tasn1 = dependency('libtasn1',
1511 method: 'pkg-config',
1512 kwargs: static_kwargs)
1514 keyutils = dependency('libkeyutils', required: false,
1515 method: 'pkg-config', kwargs: static_kwargs)
1517 has_gettid = cc.has_function('gettid')
1520 selinux = dependency('libselinux',
1521 required: get_option('selinux'),
1522 method: 'pkg-config', kwargs: static_kwargs)
1527 if get_option('malloc') == 'system'
1529 get_option('malloc_trim').allowed() and \
1530 cc.links('''#include <malloc.h>
1531 int main(void) { malloc_trim(0); return 0; }''')
1533 has_malloc_trim = false
1534 malloc = cc.find_library(get_option('malloc'), required: true)
1536 if not has_malloc_trim and get_option('malloc_trim').enabled()
1537 if get_option('malloc') == 'system'
1538 error('malloc_trim not available on this platform.')
1540 error('malloc_trim not available with non-libc memory allocator')
1544 # Check whether the glibc provides statx()
1546 gnu_source_prefix = '''
1551 statx_test = gnu_source_prefix + '''
1552 #include <sys/stat.h>
1554 struct statx statxbuf;
1555 statx(0, "", 0, STATX_BASIC_STATS, &statxbuf);
1559 has_statx = cc.links(statx_test)
1561 # Check whether statx() provides mount ID information
1563 statx_mnt_id_test = gnu_source_prefix + '''
1564 #include <sys/stat.h>
1566 struct statx statxbuf;
1567 statx(0, "", 0, STATX_BASIC_STATS | STATX_MNT_ID, &statxbuf);
1568 return statxbuf.stx_mnt_id;
1571 has_statx_mnt_id = cc.links(statx_mnt_id_test)
1573 have_vhost_user_blk_server = get_option('vhost_user_blk_server') \
1574 .require(targetos == 'linux',
1575 error_message: 'vhost_user_blk_server requires linux') \
1576 .require(have_vhost_user,
1577 error_message: 'vhost_user_blk_server requires vhost-user support') \
1578 .disable_auto_if(not have_tools and not have_system) \
1581 if get_option('fuse').disabled() and get_option('fuse_lseek').enabled()
1582 error('Cannot enable fuse-lseek while fuse is disabled')
1585 fuse = dependency('fuse3', required: get_option('fuse'),
1586 version: '>=3.1', method: 'pkg-config',
1587 kwargs: static_kwargs)
1589 fuse_lseek = not_found
1590 if get_option('fuse_lseek').allowed()
1591 if fuse.version().version_compare('>=3.8')
1593 fuse_lseek = declare_dependency()
1594 elif get_option('fuse_lseek').enabled()
1596 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version())
1598 error('fuse-lseek requires libfuse, which was not found')
1603 have_libvduse = (targetos == 'linux')
1604 if get_option('libvduse').enabled()
1605 if targetos != 'linux'
1606 error('libvduse requires linux')
1608 elif get_option('libvduse').disabled()
1609 have_libvduse = false
1612 have_vduse_blk_export = (have_libvduse and targetos == 'linux')
1613 if get_option('vduse_blk_export').enabled()
1614 if targetos != 'linux'
1615 error('vduse_blk_export requires linux')
1616 elif not have_libvduse
1617 error('vduse_blk_export requires libvduse support')
1619 elif get_option('vduse_blk_export').disabled()
1620 have_vduse_blk_export = false
1624 libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config')
1625 if libbpf.found() and not cc.links('''
1626 #include <bpf/libbpf.h>
1629 bpf_object__destroy_skeleton(NULL);
1631 }''', dependencies: libbpf)
1633 if get_option('bpf').enabled()
1634 error('libbpf skeleton test failed')
1636 warning('libbpf skeleton test failed, disabling')
1644 audio_drivers_selected = []
1646 audio_drivers_available = {
1647 'alsa': alsa.found(),
1648 'coreaudio': coreaudio.found(),
1649 'dsound': dsound.found(),
1650 'jack': jack.found(),
1652 'pa': pulse.found(),
1654 'sndio': sndio.found(),
1656 foreach k, v: audio_drivers_available
1657 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v)
1660 # Default to native drivers first, OSS second, SDL third
1661 audio_drivers_priority = \
1662 [ 'pa', 'coreaudio', 'dsound', 'sndio', 'oss' ] + \
1663 (targetos == 'linux' ? [] : [ 'sdl' ])
1664 audio_drivers_default = []
1665 foreach k: audio_drivers_priority
1666 if audio_drivers_available[k]
1667 audio_drivers_default += k
1671 foreach k: get_option('audio_drv_list')
1673 audio_drivers_selected += audio_drivers_default
1674 elif not audio_drivers_available[k]
1675 error('Audio driver "@0@" not available.'.format(k))
1677 audio_drivers_selected += k
1681 config_host_data.set('CONFIG_AUDIO_DRIVERS',
1682 '"' + '", "'.join(audio_drivers_selected) + '", ')
1684 if get_option('cfi')
1686 # Check for dependency on LTO
1687 if not get_option('b_lto')
1688 error('Selected Control-Flow Integrity but LTO is disabled')
1690 if config_host.has_key('CONFIG_MODULES')
1691 error('Selected Control-Flow Integrity is not compatible with modules')
1693 # Check for cfi flags. CFI requires LTO so we can't use
1694 # get_supported_arguments, but need a more complex "compiles" which allows
1696 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall',
1697 args: ['-flto', '-fsanitize=cfi-icall'] )
1698 cfi_flags += '-fsanitize=cfi-icall'
1700 error('-fsanitize=cfi-icall is not supported by the compiler')
1702 if cc.compiles('int main () { return 0; }',
1703 name: '-fsanitize-cfi-icall-generalize-pointers',
1704 args: ['-flto', '-fsanitize=cfi-icall',
1705 '-fsanitize-cfi-icall-generalize-pointers'] )
1706 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers'
1708 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler')
1710 if get_option('cfi_debug')
1711 if cc.compiles('int main () { return 0; }',
1712 name: '-fno-sanitize-trap=cfi-icall',
1713 args: ['-flto', '-fsanitize=cfi-icall',
1714 '-fno-sanitize-trap=cfi-icall'] )
1715 cfi_flags += '-fno-sanitize-trap=cfi-icall'
1717 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
1720 add_global_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1721 add_global_link_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1724 have_host_block_device = (targetos != 'darwin' or
1725 cc.has_header('IOKit/storage/IOMedia.h'))
1727 dbus_display = get_option('dbus_display') \
1728 .require(gio.version().version_compare('>=2.64'),
1729 error_message: '-display dbus requires glib>=2.64') \
1730 .require(gdbus_codegen.found(),
1731 error_message: gdbus_codegen_error.format('-display dbus')) \
1732 .require(opengl.found() and gbm.found(),
1733 error_message: '-display dbus requires epoxy/egl and gbm') \
1736 have_virtfs = get_option('virtfs') \
1737 .require(targetos == 'linux' or targetos == 'darwin',
1738 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \
1739 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'),
1740 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \
1741 .require(targetos == 'darwin' or (libattr.found() and libcap_ng.found()),
1742 error_message: 'virtio-9p (virtfs) on Linux requires libcap-ng-devel and libattr-devel') \
1743 .disable_auto_if(not have_tools and not have_system) \
1746 have_virtfs_proxy_helper = targetos != 'darwin' and have_virtfs and have_tools
1748 if get_option('block_drv_ro_whitelist') == ''
1749 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '')
1751 config_host_data.set('CONFIG_BDRV_RO_WHITELIST',
1752 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ')
1754 if get_option('block_drv_rw_whitelist') == ''
1755 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '')
1757 config_host_data.set('CONFIG_BDRV_RW_WHITELIST',
1758 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ')
1761 foreach k : get_option('trace_backends')
1762 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true)
1764 config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file'))
1765 config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority'))
1767 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path())
1769 config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir'))
1770 config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix'))
1771 config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir)
1772 config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir)
1773 config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir)
1775 qemu_firmwarepath = ''
1776 foreach k : get_option('qemu_firmwarepath')
1777 qemu_firmwarepath += '"' + get_option('prefix') / k + '", '
1779 config_host_data.set('CONFIG_QEMU_FIRMWAREPATH', qemu_firmwarepath)
1781 config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir'))
1782 config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir)
1783 config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir'))
1784 config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir'))
1785 config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir)
1786 config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir'))
1788 if config_host.has_key('CONFIG_MODULES')
1789 config_host_data.set('CONFIG_STAMP', run_command(
1790 meson.current_source_dir() / 'scripts/qemu-stamp.py',
1791 meson.project_version(), get_option('pkgversion'), '--',
1792 meson.current_source_dir() / 'configure',
1793 capture: true, check: true).stdout().strip())
1796 have_slirp_smbd = get_option('slirp_smbd') \
1797 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \
1800 smbd_path = get_option('smbd')
1802 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd')
1804 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path)
1807 config_host_data.set('HOST_' + host_arch.to_upper(), 1)
1809 if get_option('module_upgrades') and not enable_modules
1810 error('Cannot enable module-upgrades as modules are not enabled')
1812 config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades'))
1814 config_host_data.set('CONFIG_ATTR', libattr.found())
1815 config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools'))
1816 config_host_data.set('CONFIG_BRLAPI', brlapi.found())
1817 config_host_data.set('CONFIG_COCOA', cocoa.found())
1818 config_host_data.set('CONFIG_FUZZ', get_option('fuzzing'))
1819 config_host_data.set('CONFIG_GCOV', get_option('b_coverage'))
1820 config_host_data.set('CONFIG_LIBUDEV', libudev.found())
1821 config_host_data.set('CONFIG_LZO', lzo.found())
1822 config_host_data.set('CONFIG_MPATH', mpathpersist.found())
1823 config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api)
1824 config_host_data.set('CONFIG_CURL', curl.found())
1825 config_host_data.set('CONFIG_CURSES', curses.found())
1826 config_host_data.set('CONFIG_GBM', gbm.found())
1827 config_host_data.set('CONFIG_GIO', gio.found())
1828 config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found())
1829 if glusterfs.found()
1830 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4'))
1831 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5'))
1832 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6'))
1833 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6'))
1834 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat)
1835 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat)
1837 config_host_data.set('CONFIG_GTK', gtk.found())
1838 config_host_data.set('CONFIG_VTE', vte.found())
1839 config_host_data.set('CONFIG_LIBATTR', have_old_libattr)
1840 config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found())
1841 config_host_data.set('CONFIG_EBPF', libbpf.found())
1842 config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found())
1843 config_host_data.set('CONFIG_LIBISCSI', libiscsi.found())
1844 config_host_data.set('CONFIG_LIBNFS', libnfs.found())
1845 config_host_data.set('CONFIG_LIBSSH', libssh.found())
1846 config_host_data.set('CONFIG_LINUX_AIO', libaio.found())
1847 config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found())
1848 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))
1849 config_host_data.set('CONFIG_LIBPMEM', libpmem.found())
1850 config_host_data.set('CONFIG_NUMA', numa.found())
1851 config_host_data.set('CONFIG_OPENGL', opengl.found())
1852 config_host_data.set('CONFIG_PROFILER', get_option('profiler'))
1853 config_host_data.set('CONFIG_RBD', rbd.found())
1854 config_host_data.set('CONFIG_RDMA', rdma.found())
1855 config_host_data.set('CONFIG_SDL', sdl.found())
1856 config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found())
1857 config_host_data.set('CONFIG_SECCOMP', seccomp.found())
1859 config_host_data.set('CONFIG_SECCOMP_SYSRAWRC', seccomp_has_sysrawrc)
1861 config_host_data.set('CONFIG_SNAPPY', snappy.found())
1862 config_host_data.set('CONFIG_TPM', have_tpm)
1863 config_host_data.set('CONFIG_USB_LIBUSB', libusb.found())
1864 config_host_data.set('CONFIG_VDE', vde.found())
1865 config_host_data.set('CONFIG_VHOST_NET', have_vhost_net)
1866 config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user)
1867 config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa)
1868 config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel)
1869 config_host_data.set('CONFIG_VHOST_USER', have_vhost_user)
1870 config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto)
1871 config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa)
1872 config_host_data.set('CONFIG_VMNET', vmnet.found())
1873 config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server)
1874 config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export)
1875 config_host_data.set('CONFIG_PNG', png.found())
1876 config_host_data.set('CONFIG_VNC', vnc.found())
1877 config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
1878 config_host_data.set('CONFIG_VNC_SASL', sasl.found())
1879 config_host_data.set('CONFIG_VIRTFS', have_virtfs)
1880 config_host_data.set('CONFIG_VTE', vte.found())
1881 config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found())
1882 config_host_data.set('CONFIG_KEYUTILS', keyutils.found())
1883 config_host_data.set('CONFIG_GETTID', has_gettid)
1884 config_host_data.set('CONFIG_GNUTLS', gnutls.found())
1885 config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found())
1886 config_host_data.set('CONFIG_TASN1', tasn1.found())
1887 config_host_data.set('CONFIG_GCRYPT', gcrypt.found())
1888 config_host_data.set('CONFIG_NETTLE', nettle.found())
1889 config_host_data.set('CONFIG_HOGWEED', hogweed.found())
1890 config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private')
1891 config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim)
1892 config_host_data.set('CONFIG_STATX', has_statx)
1893 config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id)
1894 config_host_data.set('CONFIG_ZSTD', zstd.found())
1895 config_host_data.set('CONFIG_FUSE', fuse.found())
1896 config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found())
1897 config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found())
1898 if spice_protocol.found()
1899 config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0])
1900 config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1])
1901 config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2])
1903 config_host_data.set('CONFIG_SPICE', spice.found())
1904 config_host_data.set('CONFIG_X11', x11.found())
1905 config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display)
1906 config_host_data.set('CONFIG_CFI', get_option('cfi'))
1907 config_host_data.set('CONFIG_SELINUX', selinux.found())
1908 config_host_data.set('CONFIG_XEN_BACKEND', xen.found())
1910 # protect from xen.version() having less than three components
1911 xen_version = xen.version().split('.') + ['0', '0']
1912 xen_ctrl_version = xen_version[0] + \
1913 ('0' + xen_version[1]).substring(-2) + \
1914 ('0' + xen_version[2]).substring(-2)
1915 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version)
1917 config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version()))
1918 config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0])
1919 config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
1920 config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
1922 config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf)
1923 config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device)
1925 have_coroutine_pool = get_option('coroutine_pool')
1926 if get_option('debug_stack_usage') and have_coroutine_pool
1927 message('Disabling coroutine pool to measure stack usage')
1928 have_coroutine_pool = false
1930 config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool)
1931 config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex'))
1932 config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage'))
1933 config_host_data.set('CONFIG_GPROF', get_option('gprof'))
1934 config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed())
1935 config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug'))
1936 config_host_data.set('CONFIG_REPLICATION', get_option('replication').allowed())
1939 config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h'))
1940 config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h'))
1941 config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h'))
1942 config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
1943 config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
1944 config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
1945 config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h'))
1946 config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
1947 config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
1948 if targetos == 'windows'
1949 config_host_data.set('HAVE_AFUNIX_H', cc.has_header('afunix.h'))
1953 config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4'))
1954 config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime'))
1955 config_host_data.set('CONFIG_DUP3', cc.has_function('dup3'))
1956 config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate'))
1957 config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate'))
1958 # Note that we need to specify prefix: here to avoid incorrectly
1959 # thinking that Windows has posix_memalign()
1960 config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>'))
1961 config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc'))
1962 config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc'))
1963 config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign'))
1964 config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll'))
1965 config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>'))
1966 config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np'))
1967 config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile'))
1968 config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare'))
1969 config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs'))
1970 config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range'))
1971 config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create'))
1972 config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range'))
1973 config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs'))
1974 config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util))
1975 config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul'))
1976 config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>'))
1978 config_host_data.set('HAVE_RBD_NAMESPACE_EXISTS',
1979 cc.has_function('rbd_namespace_exists',
1981 prefix: '#include <rbd/librbd.h>'))
1984 config_host_data.set('HAVE_IBV_ADVISE_MR',
1985 cc.has_function('ibv_advise_mr',
1987 prefix: '#include <infiniband/verbs.h>'))
1991 config_host_data.set('CONFIG_BYTESWAP_H',
1992 cc.has_header_symbol('byteswap.h', 'bswap_32'))
1993 config_host_data.set('CONFIG_EPOLL_CREATE1',
1994 cc.has_header_symbol('sys/epoll.h', 'epoll_create1'))
1995 config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE',
1996 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and
1997 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE'))
1998 config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE',
1999 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE'))
2000 config_host_data.set('CONFIG_FIEMAP',
2001 cc.has_header('linux/fiemap.h') and
2002 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP'))
2003 config_host_data.set('CONFIG_GETRANDOM',
2004 cc.has_function('getrandom') and
2005 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK'))
2006 config_host_data.set('CONFIG_INOTIFY',
2007 cc.has_header_symbol('sys/inotify.h', 'inotify_init'))
2008 config_host_data.set('CONFIG_INOTIFY1',
2009 cc.has_header_symbol('sys/inotify.h', 'inotify_init1'))
2010 config_host_data.set('CONFIG_MACHINE_BSWAP_H',
2011 cc.has_header_symbol('machine/bswap.h', 'bswap32',
2012 prefix: '''#include <sys/endian.h>
2013 #include <sys/types.h>'''))
2014 config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK',
2015 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK'))
2016 config_host_data.set('CONFIG_RTNETLINK',
2017 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN'))
2018 config_host_data.set('CONFIG_SYSMACROS',
2019 cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
2020 config_host_data.set('HAVE_OPTRESET',
2021 cc.has_header_symbol('getopt.h', 'optreset'))
2022 config_host_data.set('HAVE_IPPROTO_MPTCP',
2023 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP'))
2024 config_host_data.set('HAVE_SYS_MOUNT_FSCONFIG',
2025 cc.has_header_symbol('sys/mount.h', 'FSCONFIG_SET_FLAG'))
2028 config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID',
2029 cc.has_member('struct sigevent', 'sigev_notify_thread_id',
2030 prefix: '#include <signal.h>'))
2031 config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM',
2032 cc.has_member('struct stat', 'st_atim',
2033 prefix: '#include <sys/stat.h>'))
2036 config_host_data.set('CONFIG_IOVEC',
2037 cc.has_type('struct iovec',
2038 prefix: '#include <sys/uio.h>'))
2039 config_host_data.set('HAVE_UTMPX',
2040 cc.has_type('struct utmpx',
2041 prefix: '#include <utmpx.h>'))
2043 config_host_data.set('CONFIG_EVENTFD', cc.links('''
2044 #include <sys/eventfd.h>
2045 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }'''))
2046 config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + '''
2049 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
2050 return fdatasync(0);
2052 #error Not supported
2056 has_madvise = cc.links(gnu_source_prefix + '''
2057 #include <sys/types.h>
2058 #include <sys/mman.h>
2060 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''')
2061 missing_madvise_proto = false
2063 # Some platforms (illumos and Solaris before Solaris 11) provide madvise()
2064 # but forget to prototype it. In this case, has_madvise will be true (the
2065 # test program links despite a compile warning). To detect the
2066 # missing-prototype case, we try again with a definitely-bogus prototype.
2067 # This will only compile if the system headers don't provide the prototype;
2068 # otherwise the conflicting prototypes will cause a compiler error.
2069 missing_madvise_proto = cc.links(gnu_source_prefix + '''
2070 #include <sys/types.h>
2071 #include <sys/mman.h>
2073 extern int madvise(int);
2074 int main(void) { return madvise(0); }''')
2076 config_host_data.set('CONFIG_MADVISE', has_madvise)
2077 config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto)
2079 config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + '''
2080 #include <sys/mman.h>
2081 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }'''))
2082 config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + '''
2084 #if !defined(AT_EMPTY_PATH)
2085 # error missing definition
2087 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
2089 config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + '''
2090 #include <sys/mman.h>
2092 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }'''))
2094 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + '''
2095 #include <pthread.h>
2097 static void *f(void *p) { return NULL; }
2101 pthread_create(&thread, 0, f, 0);
2102 pthread_setname_np(thread, "QEMU");
2104 }''', dependencies: threads))
2105 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + '''
2106 #include <pthread.h>
2108 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
2112 pthread_create(&thread, 0, f, 0);
2114 }''', dependencies: threads))
2115 config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + '''
2116 #include <pthread.h>
2121 pthread_condattr_t attr
2122 pthread_condattr_init(&attr);
2123 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC);
2125 }''', dependencies: threads))
2127 config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + '''
2128 #include <sys/signalfd.h>
2130 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }'''))
2131 config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + '''
2139 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2140 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2144 config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + '''
2145 #include <sys/mman.h>
2146 int main(int argc, char *argv[]) {
2147 return mlockall(MCL_FUTURE);
2151 if get_option('l2tpv3').allowed() and have_system
2152 have_l2tpv3 = cc.has_type('struct mmsghdr',
2153 prefix: gnu_source_prefix + '''
2154 #include <sys/socket.h>
2155 #include <linux/ip.h>''')
2157 config_host_data.set('CONFIG_L2TPV3', have_l2tpv3)
2160 if get_option('netmap').allowed() and have_system
2161 have_netmap = cc.compiles('''
2162 #include <inttypes.h>
2164 #include <net/netmap.h>
2165 #include <net/netmap_user.h>
2166 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2169 int main(void) { return 0; }''')
2170 if not have_netmap and get_option('netmap').enabled()
2171 error('Netmap headers not available')
2174 config_host_data.set('CONFIG_NETMAP', have_netmap)
2176 # Work around a system header bug with some kernel/XFS header
2177 # versions where they both try to define 'struct fsxattr':
2178 # xfs headers will not try to redefine structs from linux headers
2179 # if this macro is set.
2180 config_host_data.set('HAVE_FSXATTR', cc.links('''
2181 #include <linux/fs.h>
2187 # Some versions of Mac OS X incorrectly define SIZE_MAX
2188 config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles('''
2191 int main(int argc, char *argv[]) {
2192 return printf("%zu", SIZE_MAX);
2193 }''', args: ['-Werror']))
2200 y = __atomic_load_n(&x, __ATOMIC_RELAXED);
2201 __atomic_store_n(&x, y, __ATOMIC_RELAXED);
2202 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
2203 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED);
2204 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED);
2208 # See if 64-bit atomic operations are supported.
2209 # Note that without __atomic builtins, we can only
2210 # assume atomic loads/stores max at pointer size.
2211 config_host_data.set('CONFIG_ATOMIC64', cc.links(atomic_test.format('uint64_t')))
2213 has_int128 = cc.links('''
2223 config_host_data.set('CONFIG_INT128', has_int128)
2226 # "do we have 128-bit atomics which are handled inline and specifically not
2227 # via libatomic". The reason we can't use libatomic is documented in the
2228 # comment starting "GCC is a house divided" in include/qemu/atomic128.h.
2229 has_atomic128 = cc.links(atomic_test.format('unsigned __int128'))
2231 config_host_data.set('CONFIG_ATOMIC128', has_atomic128)
2233 if not has_atomic128
2234 has_cmpxchg128 = cc.links('''
2237 unsigned __int128 x = 0, y = 0;
2238 __sync_val_compare_and_swap_16(&x, y, x);
2243 config_host_data.set('CONFIG_CMPXCHG128', has_cmpxchg128)
2247 config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + '''
2248 #include <sys/auxv.h>
2250 return getauxval(AT_HWCAP) == 0;
2253 config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles('''
2254 #include <linux/usbdevice_fs.h>
2256 #ifndef USBDEVFS_GET_CAPABILITIES
2257 #error "USBDEVFS_GET_CAPABILITIES undefined"
2260 #ifndef USBDEVFS_DISCONNECT_CLAIM
2261 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
2264 int main(void) { return 0; }'''))
2266 have_keyring = get_option('keyring') \
2267 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \
2268 .require(cc.compiles('''
2270 #include <asm/unistd.h>
2271 #include <linux/keyctl.h>
2272 #include <sys/syscall.h>
2275 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
2276 }'''), error_message: 'keyctl syscall not available on this system').allowed()
2277 config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring)
2279 have_cpuid_h = cc.links('''
2282 unsigned a, b, c, d;
2283 unsigned max = __get_cpuid_max(0, 0);
2286 __cpuid(1, a, b, c, d);
2290 __cpuid_count(7, 0, a, b, c, d);
2295 config_host_data.set('CONFIG_CPUID_H', have_cpuid_h)
2297 config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \
2298 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \
2299 .require(cc.links('''
2300 #pragma GCC push_options
2301 #pragma GCC target("avx2")
2303 #include <immintrin.h>
2304 static int bar(void *a) {
2305 __m256i x = *(__m256i *)a;
2306 return _mm256_testz_si256(x, x);
2308 int main(int argc, char *argv[]) { return bar(argv[0]); }
2309 '''), error_message: 'AVX2 not available').allowed())
2311 config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \
2312 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \
2313 .require(cc.links('''
2314 #pragma GCC push_options
2315 #pragma GCC target("avx512f")
2317 #include <immintrin.h>
2318 static int bar(void *a) {
2319 __m512i x = *(__m512i *)a;
2320 return _mm512_test_epi64_mask(x, x);
2322 int main(int argc, char *argv[]) { return bar(argv[0]); }
2323 '''), error_message: 'AVX512F not available').allowed())
2325 have_pvrdma = get_option('pvrdma') \
2326 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \
2327 .require(cc.compiles(gnu_source_prefix + '''
2328 #include <sys/mman.h>
2333 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
2336 }'''), error_message: 'PVRDMA requires mremap').allowed()
2339 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links('''
2340 #include <infiniband/verbs.h>
2344 struct ibv_pd *pd = NULL;
2350 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
2356 if get_option('membarrier').disabled()
2357 have_membarrier = false
2358 elif targetos == 'windows'
2359 have_membarrier = true
2360 elif targetos == 'linux'
2361 have_membarrier = cc.compiles('''
2362 #include <linux/membarrier.h>
2363 #include <sys/syscall.h>
2367 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
2368 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
2372 config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \
2373 .require(have_membarrier, error_message: 'membarrier system call not available') \
2376 have_afalg = get_option('crypto_afalg') \
2377 .require(cc.compiles(gnu_source_prefix + '''
2379 #include <sys/types.h>
2380 #include <sys/socket.h>
2381 #include <linux/if_alg.h>
2384 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
2387 '''), error_message: 'AF_ALG requested but could not be detected').allowed()
2388 config_host_data.set('CONFIG_AF_ALG', have_afalg)
2390 config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol(
2391 'linux/vm_sockets.h', 'AF_VSOCK',
2392 prefix: '#include <sys/socket.h>',
2396 have_vss_sdk = false # old xp/2003 SDK
2397 if targetos == 'windows' and link_language == 'cpp'
2398 have_vss = cxx.compiles('''
2399 #define __MIDL_user_allocate_free_DEFINED__
2401 int main(void) { return VSS_CTX_BACKUP; }''')
2402 have_vss_sdk = cxx.has_header('vscoordint.h')
2404 config_host_data.set('HAVE_VSS_SDK', have_vss_sdk)
2406 foreach k, v: config_host
2407 if k.startswith('CONFIG_')
2408 config_host_data.set(k, v == 'y' ? 1 : v)
2412 # Older versions of MinGW do not import _lock_file and _unlock_file properly.
2413 # This was fixed for v6.0.0 with commit b48e3ac8969d.
2414 if targetos == 'windows'
2415 config_host_data.set('HAVE__LOCK_FILE', cc.links('''
2421 }''', name: '_lock_file and _unlock_file'))
2424 ########################
2425 # Target configuration #
2426 ########################
2428 minikconf = find_program('scripts/minikconf.py')
2430 config_all_devices = {}
2431 config_all_disas = {}
2432 config_devices_mak_list = []
2433 config_devices_h = {}
2434 config_target_h = {}
2435 config_target_mak = {}
2438 'alpha' : ['CONFIG_ALPHA_DIS'],
2439 'avr' : ['CONFIG_AVR_DIS'],
2440 'cris' : ['CONFIG_CRIS_DIS'],
2441 'hexagon' : ['CONFIG_HEXAGON_DIS'],
2442 'hppa' : ['CONFIG_HPPA_DIS'],
2443 'i386' : ['CONFIG_I386_DIS'],
2444 'x86_64' : ['CONFIG_I386_DIS'],
2445 'm68k' : ['CONFIG_M68K_DIS'],
2446 'microblaze' : ['CONFIG_MICROBLAZE_DIS'],
2447 'mips' : ['CONFIG_MIPS_DIS'],
2448 'nios2' : ['CONFIG_NIOS2_DIS'],
2449 'or1k' : ['CONFIG_OPENRISC_DIS'],
2450 'ppc' : ['CONFIG_PPC_DIS'],
2451 'riscv' : ['CONFIG_RISCV_DIS'],
2452 'rx' : ['CONFIG_RX_DIS'],
2453 's390' : ['CONFIG_S390_DIS'],
2454 'sh4' : ['CONFIG_SH4_DIS'],
2455 'sparc' : ['CONFIG_SPARC_DIS'],
2456 'xtensa' : ['CONFIG_XTENSA_DIS'],
2457 'loongarch' : ['CONFIG_LOONGARCH_DIS'],
2459 if link_language == 'cpp'
2461 'mips' : [ 'CONFIG_MIPS_DIS', 'CONFIG_NANOMIPS_DIS'],
2465 have_ivshmem = config_host_data.get('CONFIG_EVENTFD')
2467 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \
2468 (have_tpm ? ['CONFIG_TPM=y'] : []) + \
2469 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \
2470 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \
2471 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \
2472 (x11.found() ? ['CONFIG_X11=y'] : []) + \
2473 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \
2474 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \
2475 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \
2476 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \
2477 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \
2478 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \
2479 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \
2480 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : [])
2482 ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
2484 default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
2485 actual_target_dirs = []
2487 foreach target : target_dirs
2488 config_target = { 'TARGET_NAME': target.split('-')[0] }
2489 if target.endswith('linux-user')
2490 if targetos != 'linux'
2494 error('Target @0@ is only available on a Linux host'.format(target))
2496 config_target += { 'CONFIG_LINUX_USER': 'y' }
2497 elif target.endswith('bsd-user')
2498 if 'CONFIG_BSD' not in config_host
2502 error('Target @0@ is only available on a BSD host'.format(target))
2504 config_target += { 'CONFIG_BSD_USER': 'y' }
2505 elif target.endswith('softmmu')
2506 config_target += { 'CONFIG_SOFTMMU': 'y' }
2508 if target.endswith('-user')
2510 'CONFIG_USER_ONLY': 'y',
2511 'CONFIG_QEMU_INTERP_PREFIX':
2512 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME'])
2517 foreach sym: accelerators
2518 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, [])
2519 config_target += { sym: 'y' }
2520 config_all += { sym: 'y' }
2521 if sym == 'CONFIG_TCG' and tcg_arch == 'tci'
2522 config_target += { 'CONFIG_TCG_INTERPRETER': 'y' }
2524 if target in modular_tcg
2525 config_target += { 'CONFIG_TCG_MODULAR': 'y' }
2527 config_target += { 'CONFIG_TCG_BUILTIN': 'y' }
2529 accel_kconfig += [ sym + '=y' ]
2532 if accel_kconfig.length() == 0
2536 error('No accelerator available for target @0@'.format(target))
2539 actual_target_dirs += target
2540 config_target += keyval.load('configs/targets' / target + '.mak')
2541 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' }
2543 if 'TARGET_NEED_FDT' in config_target
2544 fdt_required += target
2548 if 'TARGET_BASE_ARCH' not in config_target
2549 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']}
2551 if 'TARGET_ABI_DIR' not in config_target
2552 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']}
2554 if 'TARGET_BIG_ENDIAN' not in config_target
2555 config_target += {'TARGET_BIG_ENDIAN': 'n'}
2558 foreach k, v: disassemblers
2559 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k)
2561 config_target += { sym: 'y' }
2562 config_all_disas += { sym: 'y' }
2567 config_target_data = configuration_data()
2568 foreach k, v: config_target
2569 if not k.startswith('TARGET_') and not k.startswith('CONFIG_')
2571 elif ignored.contains(k)
2573 elif k == 'TARGET_BASE_ARCH'
2574 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is
2575 # not used to select files from sourcesets.
2576 config_target_data.set('TARGET_' + v.to_upper(), 1)
2577 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX'
2578 config_target_data.set_quoted(k, v)
2580 config_target_data.set(k, 1)
2582 config_target_data.set(k, 0)
2584 config_target_data.set(k, v)
2587 config_target_data.set('QEMU_ARCH',
2588 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper())
2589 config_target_h += {target: configure_file(output: target + '-config-target.h',
2590 configuration: config_target_data)}
2592 if target.endswith('-softmmu')
2593 config_input = meson.get_external_property(target, 'default')
2594 config_devices_mak = target + '-config-devices.mak'
2595 config_devices_mak = configure_file(
2596 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'],
2597 output: config_devices_mak,
2598 depfile: config_devices_mak + '.d',
2600 command: [minikconf,
2601 get_option('default_devices') ? '--defconfig' : '--allnoconfig',
2602 config_devices_mak, '@DEPFILE@', '@INPUT@',
2603 host_kconfig, accel_kconfig,
2604 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y'])
2606 config_devices_data = configuration_data()
2607 config_devices = keyval.load(config_devices_mak)
2608 foreach k, v: config_devices
2609 config_devices_data.set(k, 1)
2611 config_devices_mak_list += config_devices_mak
2612 config_devices_h += {target: configure_file(output: target + '-config-devices.h',
2613 configuration: config_devices_data)}
2614 config_target += config_devices
2615 config_all_devices += config_devices
2617 config_target_mak += {target: config_target}
2619 target_dirs = actual_target_dirs
2621 # This configuration is used to build files that are shared by
2622 # multiple binaries, and then extracted out of the "common"
2623 # static_library target.
2625 # We do not use all_sources()/all_dependencies(), because it would
2626 # build literally all source files, including devices only used by
2627 # targets that are not built for this compilation. The CONFIG_ALL
2628 # pseudo symbol replaces it.
2630 config_all += config_all_devices
2631 config_all += config_host
2632 config_all += config_all_disas
2634 'CONFIG_XEN': xen.found(),
2635 'CONFIG_SOFTMMU': have_system,
2636 'CONFIG_USER_ONLY': have_user,
2640 target_configs_h = []
2641 foreach target: target_dirs
2642 target_configs_h += config_target_h[target]
2643 target_configs_h += config_devices_h.get(target, [])
2645 genh += custom_target('config-poison.h',
2646 input: [target_configs_h],
2647 output: 'config-poison.h',
2649 command: [find_program('scripts/make-config-poison.sh'),
2656 capstone = not_found
2657 if not get_option('capstone').auto() or have_system or have_user
2658 capstone = dependency('capstone', version: '>=3.0.5',
2659 kwargs: static_kwargs, method: 'pkg-config',
2660 required: get_option('capstone'))
2662 # Some versions of capstone have broken pkg-config file
2663 # that reports a wrong -I path, causing the #include to
2664 # fail later. If the system has such a broken version
2666 if capstone.found() and not cc.compiles('#include <capstone.h>',
2667 dependencies: [capstone])
2668 capstone = not_found
2669 if get_option('capstone').enabled()
2670 error('capstone requested, but it does not appear to work')
2675 libvfio_user_dep = not_found
2676 if have_system and vfio_user_server_allowed
2677 have_internal = fs.exists(meson.current_source_dir() / 'subprojects/libvfio-user/meson.build')
2679 if not have_internal
2680 error('libvfio-user source not found - please pull git submodule')
2683 libvfio_user_proj = subproject('libvfio-user')
2685 libvfio_user_lib = libvfio_user_proj.get_variable('libvfio_user_dep')
2687 libvfio_user_dep = declare_dependency(dependencies: [libvfio_user_lib])
2692 fdt_opt = get_option('fdt')
2693 if fdt_opt in ['enabled', 'auto', 'system']
2694 have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt')
2695 fdt = cc.find_library('fdt', kwargs: static_kwargs,
2696 required: fdt_opt == 'system' or
2697 fdt_opt == 'enabled' and not have_internal)
2698 if fdt.found() and cc.links('''
2700 #include <libfdt_env.h>
2701 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''',
2704 elif fdt_opt == 'system'
2705 error('system libfdt requested, but it is too old (1.5.1 or newer required)')
2707 fdt_opt = 'internal'
2709 fdt_opt = 'disabled'
2713 if fdt_opt == 'internal'
2716 'dtc/libfdt/fdt_ro.c',
2717 'dtc/libfdt/fdt_wip.c',
2718 'dtc/libfdt/fdt_sw.c',
2719 'dtc/libfdt/fdt_rw.c',
2720 'dtc/libfdt/fdt_strerror.c',
2721 'dtc/libfdt/fdt_empty_tree.c',
2722 'dtc/libfdt/fdt_addresses.c',
2723 'dtc/libfdt/fdt_overlay.c',
2724 'dtc/libfdt/fdt_check.c',
2727 fdt_inc = include_directories('dtc/libfdt')
2728 libfdt = static_library('fdt',
2729 build_by_default: false,
2731 include_directories: fdt_inc)
2732 fdt = declare_dependency(link_with: libfdt,
2733 include_directories: fdt_inc)
2736 fdt_opt = 'disabled'
2738 if not fdt.found() and fdt_required.length() > 0
2739 error('fdt not available but required by targets ' + ', '.join(fdt_required))
2742 config_host_data.set('CONFIG_CAPSTONE', capstone.found())
2743 config_host_data.set('CONFIG_FDT', fdt.found())
2744 config_host_data.set('CONFIG_SLIRP', slirp.found())
2746 #####################
2747 # Generated sources #
2748 #####################
2750 genh += configure_file(output: 'config-host.h', configuration: config_host_data)
2752 hxtool = find_program('scripts/hxtool')
2753 shaderinclude = find_program('scripts/shaderinclude.pl')
2754 qapi_gen = find_program('scripts/qapi-gen.py')
2755 qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py',
2756 meson.current_source_dir() / 'scripts/qapi/commands.py',
2757 meson.current_source_dir() / 'scripts/qapi/common.py',
2758 meson.current_source_dir() / 'scripts/qapi/error.py',
2759 meson.current_source_dir() / 'scripts/qapi/events.py',
2760 meson.current_source_dir() / 'scripts/qapi/expr.py',
2761 meson.current_source_dir() / 'scripts/qapi/gen.py',
2762 meson.current_source_dir() / 'scripts/qapi/introspect.py',
2763 meson.current_source_dir() / 'scripts/qapi/parser.py',
2764 meson.current_source_dir() / 'scripts/qapi/schema.py',
2765 meson.current_source_dir() / 'scripts/qapi/source.py',
2766 meson.current_source_dir() / 'scripts/qapi/types.py',
2767 meson.current_source_dir() / 'scripts/qapi/visit.py',
2768 meson.current_source_dir() / 'scripts/qapi/common.py',
2769 meson.current_source_dir() / 'scripts/qapi-gen.py'
2773 python, files('scripts/tracetool.py'),
2774 '--backend=' + ','.join(get_option('trace_backends'))
2776 tracetool_depends = files(
2777 'scripts/tracetool/backend/log.py',
2778 'scripts/tracetool/backend/__init__.py',
2779 'scripts/tracetool/backend/dtrace.py',
2780 'scripts/tracetool/backend/ftrace.py',
2781 'scripts/tracetool/backend/simple.py',
2782 'scripts/tracetool/backend/syslog.py',
2783 'scripts/tracetool/backend/ust.py',
2784 'scripts/tracetool/format/ust_events_c.py',
2785 'scripts/tracetool/format/ust_events_h.py',
2786 'scripts/tracetool/format/__init__.py',
2787 'scripts/tracetool/format/d.py',
2788 'scripts/tracetool/format/simpletrace_stap.py',
2789 'scripts/tracetool/format/c.py',
2790 'scripts/tracetool/format/h.py',
2791 'scripts/tracetool/format/log_stap.py',
2792 'scripts/tracetool/format/stap.py',
2793 'scripts/tracetool/__init__.py',
2794 'scripts/tracetool/transform.py',
2795 'scripts/tracetool/vcpu.py'
2798 qemu_version_cmd = [find_program('scripts/qemu-version.sh'),
2799 meson.current_source_dir(),
2800 get_option('pkgversion'), meson.project_version()]
2801 qemu_version = custom_target('qemu-version.h',
2802 output: 'qemu-version.h',
2803 command: qemu_version_cmd,
2805 build_by_default: true,
2806 build_always_stale: true)
2807 genh += qemu_version
2811 ['qemu-options.hx', 'qemu-options.def'],
2812 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'],
2816 ['hmp-commands.hx', 'hmp-commands.h'],
2817 ['hmp-commands-info.hx', 'hmp-commands-info.h'],
2820 foreach d : hx_headers
2821 hxdep += custom_target(d[1],
2825 build_by_default: true, # to be removed when added to a target
2826 command: [hxtool, '-h', '@INPUT0@'])
2834 authz_ss = ss.source_set()
2835 blockdev_ss = ss.source_set()
2836 block_ss = ss.source_set()
2837 chardev_ss = ss.source_set()
2838 common_ss = ss.source_set()
2839 crypto_ss = ss.source_set()
2840 hwcore_ss = ss.source_set()
2841 io_ss = ss.source_set()
2842 qmp_ss = ss.source_set()
2843 qom_ss = ss.source_set()
2844 softmmu_ss = ss.source_set()
2845 specific_fuzz_ss = ss.source_set()
2846 specific_ss = ss.source_set()
2847 stub_ss = ss.source_set()
2848 trace_ss = ss.source_set()
2849 user_ss = ss.source_set()
2850 util_ss = ss.source_set()
2853 qtest_module_ss = ss.source_set()
2854 tcg_module_ss = ss.source_set()
2860 target_softmmu_arch = {}
2861 target_user_arch = {}
2867 # TODO: add each directory to the subdirs from its own meson.build, once
2869 trace_events_subdirs = [
2878 trace_events_subdirs += [ 'linux-user' ]
2881 trace_events_subdirs += [ 'bsd-user' ]
2884 trace_events_subdirs += [
2893 trace_events_subdirs += [
2907 'hw/block/dataplane',
2956 if have_system or have_user
2957 trace_events_subdirs += [
2975 vhost_user = not_found
2976 if targetos == 'linux' and have_vhost_user
2977 libvhost_user = subproject('libvhost-user')
2978 vhost_user = libvhost_user.get_variable('vhost_user_dep')
2981 libvduse = not_found
2983 libvduse_proj = subproject('libvduse')
2984 libvduse = libvduse_proj.get_variable('libvduse_dep')
2987 # NOTE: the trace/ subdirectory needs the qapi_trace_events variable
2988 # that is filled in by qapi/.
3003 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO')
3004 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO')
3007 qom_ss = qom_ss.apply(config_host, strict: false)
3008 libqom = static_library('qom', qom_ss.sources() + genh,
3009 dependencies: [qom_ss.dependencies()],
3011 qom = declare_dependency(link_whole: libqom)
3013 event_loop_base = files('event-loop-base.c')
3014 event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh,
3015 build_by_default: true)
3016 event_loop_base = declare_dependency(link_whole: event_loop_base,
3017 dependencies: [qom])
3019 stub_ss = stub_ss.apply(config_all, strict: false)
3021 util_ss.add_all(trace_ss)
3022 util_ss = util_ss.apply(config_all, strict: false)
3023 libqemuutil = static_library('qemuutil',
3024 sources: util_ss.sources() + stub_ss.sources() + genh,
3025 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman])
3026 qemuutil = declare_dependency(link_with: libqemuutil,
3027 sources: genh + version_res,
3028 dependencies: [event_loop_base])
3030 if have_system or have_user
3031 decodetree = generator(find_program('scripts/decodetree.py'),
3033 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@'])
3034 subdir('libdecnumber')
3051 if config_host_data.get('CONFIG_REPLICATION')
3052 block_ss.add(files('replication.c'))
3059 blockdev_ss.add(files(
3066 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
3067 # os-win32.c does not
3068 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
3069 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
3072 common_ss.add(files('cpus-common.c'))
3076 common_ss.add(capstone)
3077 specific_ss.add(files('cpu.c', 'disas.c'), capstone)
3079 # Work around a gcc bug/misfeature wherein constant propagation looks
3081 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696
3082 # to guess that a const variable is always zero. Without lto, this is
3083 # impossible, as the alias is restricted to page-vary-common.c. Indeed,
3084 # without lto, not even the alias is required -- we simply use different
3085 # declarations in different compilation units.
3086 pagevary = files('page-vary-common.c')
3087 if get_option('b_lto')
3088 pagevary_flags = ['-fno-lto']
3089 if get_option('cfi')
3090 pagevary_flags += '-fno-sanitize=cfi-icall'
3092 pagevary = static_library('page-vary-common', sources: pagevary + genh,
3093 c_args: pagevary_flags)
3094 pagevary = declare_dependency(link_with: pagevary)
3096 common_ss.add(pagevary)
3097 specific_ss.add(files('page-vary.c'))
3105 subdir('semihosting')
3112 common_user_inc = []
3114 subdir('common-user')
3116 subdir('linux-user')
3118 # needed for fuzzing binaries
3119 subdir('tests/qtest/libqos')
3120 subdir('tests/qtest/fuzz')
3123 tcg_real_module_ss = ss.source_set()
3124 tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss)
3125 specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss)
3126 target_modules += { 'accel' : { 'qtest': qtest_module_ss,
3127 'tcg': tcg_real_module_ss }}
3129 ########################
3130 # Library dependencies #
3131 ########################
3133 modinfo_collect = find_program('scripts/modinfo-collect.py')
3134 modinfo_generate = find_program('scripts/modinfo-generate.py')
3139 foreach d, list : modules
3140 foreach m, module_ss : list
3141 if enable_modules and targetos != 'windows'
3142 module_ss = module_ss.apply(config_all, strict: false)
3143 sl = static_library(d + '-' + m, [genh, module_ss.sources()],
3144 dependencies: [modulecommon, module_ss.dependencies()], pic: true)
3150 if module_ss.sources() != []
3151 # FIXME: Should use sl.extract_all_objects(recursive: true) as
3152 # input. Sources can be used multiple times but objects are
3153 # unique when it comes to lookup in compile_commands.json.
3154 # Depnds on a mesion version with
3155 # https://github.com/mesonbuild/meson/pull/8900
3156 modinfo_files += custom_target(d + '-' + m + '.modinfo',
3157 output: d + '-' + m + '.modinfo',
3158 input: module_ss.sources() + genh,
3160 command: [modinfo_collect, module_ss.sources()])
3164 block_ss.add_all(module_ss)
3166 softmmu_ss.add_all(module_ss)
3172 foreach d, list : target_modules
3173 foreach m, module_ss : list
3174 if enable_modules and targetos != 'windows'
3175 foreach target : target_dirs
3176 if target.endswith('-softmmu')
3177 config_target = config_target_mak[target]
3178 config_target += config_host
3179 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3180 c_args = ['-DNEED_CPU_H',
3183 target_module_ss = module_ss.apply(config_target, strict: false)
3184 if target_module_ss.sources() != []
3185 module_name = d + '-' + m + '-' + config_target['TARGET_NAME']
3186 sl = static_library(module_name,
3187 [genh, target_module_ss.sources()],
3188 dependencies: [modulecommon, target_module_ss.dependencies()],
3189 include_directories: target_inc,
3193 # FIXME: Should use sl.extract_all_objects(recursive: true) too.
3194 modinfo_files += custom_target(module_name + '.modinfo',
3195 output: module_name + '.modinfo',
3196 input: target_module_ss.sources() + genh,
3198 command: [modinfo_collect, '--target', target, target_module_ss.sources()])
3203 specific_ss.add_all(module_ss)
3209 foreach target : target_dirs
3210 if target.endswith('-softmmu')
3211 config_target = config_target_mak[target]
3212 config_devices_mak = target + '-config-devices.mak'
3213 modinfo_src = custom_target('modinfo-' + target + '.c',
3214 output: 'modinfo-' + target + '.c',
3215 input: modinfo_files,
3216 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'],
3219 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src)
3220 modinfo_dep = declare_dependency(link_with: modinfo_lib)
3222 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH']
3223 hw_arch[arch].add(modinfo_dep)
3228 nm = find_program('nm')
3229 undefsym = find_program('scripts/undefsym.py')
3230 block_syms = custom_target('block.syms', output: 'block.syms',
3231 input: [libqemuutil, block_mods],
3233 command: [undefsym, nm, '@INPUT@'])
3234 qemu_syms = custom_target('qemu.syms', output: 'qemu.syms',
3235 input: [libqemuutil, softmmu_mods],
3237 command: [undefsym, nm, '@INPUT@'])
3239 authz_ss = authz_ss.apply(config_host, strict: false)
3240 libauthz = static_library('authz', authz_ss.sources() + genh,
3241 dependencies: [authz_ss.dependencies()],
3243 build_by_default: false)
3245 authz = declare_dependency(link_whole: libauthz,
3248 crypto_ss = crypto_ss.apply(config_host, strict: false)
3249 libcrypto = static_library('crypto', crypto_ss.sources() + genh,
3250 dependencies: [crypto_ss.dependencies()],
3252 build_by_default: false)
3254 crypto = declare_dependency(link_whole: libcrypto,
3255 dependencies: [authz, qom])
3257 io_ss = io_ss.apply(config_host, strict: false)
3258 libio = static_library('io', io_ss.sources() + genh,
3259 dependencies: [io_ss.dependencies()],
3260 link_with: libqemuutil,
3262 build_by_default: false)
3264 io = declare_dependency(link_whole: libio, dependencies: [crypto, qom])
3266 libmigration = static_library('migration', sources: migration_files + genh,
3268 build_by_default: false)
3269 migration = declare_dependency(link_with: libmigration,
3270 dependencies: [zlib, qom, io])
3271 softmmu_ss.add(migration)
3273 block_ss = block_ss.apply(config_host, strict: false)
3274 libblock = static_library('block', block_ss.sources() + genh,
3275 dependencies: block_ss.dependencies(),
3276 link_depends: block_syms,
3278 build_by_default: false)
3280 block = declare_dependency(link_whole: [libblock],
3281 link_args: '@block.syms',
3282 dependencies: [crypto, io])
3284 blockdev_ss = blockdev_ss.apply(config_host, strict: false)
3285 libblockdev = static_library('blockdev', blockdev_ss.sources() + genh,
3286 dependencies: blockdev_ss.dependencies(),
3288 build_by_default: false)
3290 blockdev = declare_dependency(link_whole: [libblockdev],
3291 dependencies: [block, event_loop_base])
3293 qmp_ss = qmp_ss.apply(config_host, strict: false)
3294 libqmp = static_library('qmp', qmp_ss.sources() + genh,
3295 dependencies: qmp_ss.dependencies(),
3297 build_by_default: false)
3299 qmp = declare_dependency(link_whole: [libqmp])
3301 libchardev = static_library('chardev', chardev_ss.sources() + genh,
3303 dependencies: chardev_ss.dependencies(),
3304 build_by_default: false)
3306 chardev = declare_dependency(link_whole: libchardev)
3308 hwcore_ss = hwcore_ss.apply(config_host, strict: false)
3309 libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh,
3311 build_by_default: false)
3312 hwcore = declare_dependency(link_whole: libhwcore)
3313 common_ss.add(hwcore)
3319 emulator_modules = []
3320 foreach m : block_mods + softmmu_mods
3321 emulator_modules += shared_module(m.name(),
3322 build_by_default: true,
3326 install_dir: qemu_moddir)
3328 if emulator_modules.length() > 0
3329 alias_target('modules', emulator_modules)
3332 softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp)
3333 common_ss.add(qom, qemuutil)
3335 common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss])
3336 common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss)
3338 common_all = common_ss.apply(config_all, strict: false)
3339 common_all = static_library('common',
3340 build_by_default: false,
3341 sources: common_all.sources() + genh,
3342 include_directories: common_user_inc,
3343 implicit_include_directories: false,
3344 dependencies: common_all.dependencies(),
3347 feature_to_c = find_program('scripts/feature_to_c.sh')
3349 if targetos == 'darwin'
3350 entitlement = find_program('scripts/entitlement.sh')
3354 foreach target : target_dirs
3355 config_target = config_target_mak[target]
3356 target_name = config_target['TARGET_NAME']
3357 target_base_arch = config_target['TARGET_BASE_ARCH']
3358 arch_srcs = [config_target_h[target]]
3360 c_args = ['-DNEED_CPU_H',
3363 link_args = emulator_link_args
3365 config_target += config_host
3366 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3367 if targetos == 'linux'
3368 target_inc += include_directories('linux-headers', is_system: true)
3370 if target.endswith('-softmmu')
3371 target_type='system'
3372 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false)
3373 arch_srcs += t.sources()
3374 arch_deps += t.dependencies()
3376 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch
3377 hw = hw_arch[hw_dir].apply(config_target, strict: false)
3378 arch_srcs += hw.sources()
3379 arch_deps += hw.dependencies()
3381 arch_srcs += config_devices_h[target]
3382 link_args += ['@block.syms', '@qemu.syms']
3384 abi = config_target['TARGET_ABI_DIR']
3386 target_inc += common_user_inc
3387 if target_base_arch in target_user_arch
3388 t = target_user_arch[target_base_arch].apply(config_target, strict: false)
3389 arch_srcs += t.sources()
3390 arch_deps += t.dependencies()
3392 if 'CONFIG_LINUX_USER' in config_target
3393 base_dir = 'linux-user'
3395 if 'CONFIG_BSD_USER' in config_target
3396 base_dir = 'bsd-user'
3397 target_inc += include_directories('bsd-user/' / targetos)
3398 target_inc += include_directories('bsd-user/host/' / host_arch)
3399 dir = base_dir / abi
3400 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c')
3402 target_inc += include_directories(
3406 if 'CONFIG_LINUX_USER' in config_target
3407 dir = base_dir / abi
3408 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c')
3409 if config_target.has_key('TARGET_SYSTBL_ABI')
3411 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'],
3412 extra_args : config_target['TARGET_SYSTBL_ABI'])
3417 if 'TARGET_XML_FILES' in config_target
3418 gdbstub_xml = custom_target(target + '-gdbstub-xml.c',
3419 output: target + '-gdbstub-xml.c',
3420 input: files(config_target['TARGET_XML_FILES'].split()),
3421 command: [feature_to_c, '@INPUT@'],
3423 arch_srcs += gdbstub_xml
3426 t = target_arch[target_base_arch].apply(config_target, strict: false)
3427 arch_srcs += t.sources()
3428 arch_deps += t.dependencies()
3430 target_common = common_ss.apply(config_target, strict: false)
3431 objects = common_all.extract_objects(target_common.sources())
3432 deps = target_common.dependencies()
3434 target_specific = specific_ss.apply(config_target, strict: false)
3435 arch_srcs += target_specific.sources()
3436 arch_deps += target_specific.dependencies()
3438 lib = static_library('qemu-' + target,
3439 sources: arch_srcs + genh,
3440 dependencies: arch_deps,
3442 include_directories: target_inc,
3444 build_by_default: false,
3447 if target.endswith('-softmmu')
3449 'name': 'qemu-system-' + target_name,
3450 'win_subsystem': 'console',
3451 'sources': files('softmmu/main.c'),
3454 if targetos == 'windows' and (sdl.found() or gtk.found())
3456 'name': 'qemu-system-' + target_name + 'w',
3457 'win_subsystem': 'windows',
3458 'sources': files('softmmu/main.c'),
3462 if get_option('fuzzing')
3463 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false)
3465 'name': 'qemu-fuzz-' + target_name,
3466 'win_subsystem': 'console',
3467 'sources': specific_fuzz.sources(),
3468 'dependencies': specific_fuzz.dependencies(),
3473 'name': 'qemu-' + target_name,
3474 'win_subsystem': 'console',
3480 exe_name = exe['name']
3481 if targetos == 'darwin'
3482 exe_name += '-unsigned'
3485 emulator = executable(exe_name, exe['sources'],
3488 dependencies: arch_deps + deps + exe['dependencies'],
3489 objects: lib.extract_all_objects(recursive: true),
3490 link_language: link_language,
3491 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
3492 link_args: link_args,
3493 win_subsystem: exe['win_subsystem'])
3495 if targetos == 'darwin'
3496 icon = 'pc-bios/qemu.rsrc'
3497 build_input = [emulator, files(icon)]
3499 get_option('bindir') / exe_name,
3500 meson.current_source_dir() / icon
3502 if 'CONFIG_HVF' in config_target
3503 entitlements = 'accel/hvf/entitlements.plist'
3504 build_input += files(entitlements)
3505 install_input += meson.current_source_dir() / entitlements
3508 emulators += {exe['name'] : custom_target(exe['name'],
3510 output: exe['name'],
3511 command: [entitlement, '@OUTPUT@', '@INPUT@'])
3514 meson.add_install_script(entitlement, '--install',
3515 get_option('bindir') / exe['name'],
3518 emulators += {exe['name']: emulator}
3523 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false},
3524 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true},
3525 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
3526 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
3528 custom_target(exe['name'] + stp['ext'],
3529 input: trace_events_all,
3530 output: exe['name'] + stp['ext'],
3531 install: stp['install'],
3532 install_dir: get_option('datadir') / 'systemtap/tapset',
3534 tracetool, '--group=all', '--format=' + stp['fmt'],
3535 '--binary=' + stp['bin'],
3536 '--target-name=' + target_name,
3537 '--target-type=' + target_type,
3538 '--probe-prefix=qemu.' + target_type + '.' + target_name,
3539 '@INPUT@', '@OUTPUT@'
3541 depend_files: tracetool_depends)
3547 # Other build targets
3549 if 'CONFIG_PLUGIN' in config_host
3550 install_headers('include/qemu/qemu-plugin.h')
3555 # Don't build qemu-keymap if xkbcommon is not explicitly enabled
3556 # when we don't build tools or system
3557 if xkbcommon.found()
3558 # used for the update-keymaps target, so include rules even if !have_tools
3559 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh,
3560 dependencies: [qemuutil, xkbcommon], install: have_tools)
3564 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
3565 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)
3566 qemu_io = executable('qemu-io', files('qemu-io.c'),
3567 dependencies: [block, qemuutil], install: true)
3568 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'),
3569 dependencies: [blockdev, qemuutil, gnutls, selinux],
3572 subdir('storage-daemon')
3573 subdir('contrib/rdmacm-mux')
3574 subdir('contrib/elf2dmp')
3576 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'),
3577 dependencies: qemuutil,
3581 subdir('contrib/vhost-user-blk')
3582 subdir('contrib/vhost-user-gpu')
3583 subdir('contrib/vhost-user-input')
3584 subdir('contrib/vhost-user-scsi')
3587 if targetos == 'linux'
3588 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'),
3589 dependencies: [qemuutil, libcap_ng],
3591 install_dir: get_option('libexecdir'))
3593 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'),
3594 dependencies: [authz, crypto, io, qom, qemuutil,
3595 libcap_ng, mpathpersist],
3600 subdir('contrib/ivshmem-client')
3601 subdir('contrib/ivshmem-server')
3614 if host_machine.system() == 'windows'
3616 find_program('scripts/nsis.py'),
3618 get_option('prefix'),
3619 meson.current_source_dir(),
3622 '-DDISPLAYVERSION=' + meson.project_version(),
3625 nsis_cmd += '-DCONFIG_DOCUMENTATION=y'
3628 nsis_cmd += '-DCONFIG_GTK=y'
3631 nsis = custom_target('nsis',
3632 output: 'qemu-setup-' + meson.project_version() + '.exe',
3633 input: files('qemu.nsi'),
3634 build_always_stale: true,
3635 command: nsis_cmd + ['@INPUT@'])
3636 alias_target('installer', nsis)
3639 #########################
3640 # Configuration summary #
3641 #########################
3645 summary_info += {'Install prefix': get_option('prefix')}
3646 summary_info += {'BIOS directory': qemu_datadir}
3647 pathsep = targetos == 'windows' ? ';' : ':'
3648 summary_info += {'firmware path': pathsep.join(get_option('qemu_firmwarepath'))}
3649 summary_info += {'binary directory': get_option('prefix') / get_option('bindir')}
3650 summary_info += {'library directory': get_option('prefix') / get_option('libdir')}
3651 summary_info += {'module directory': qemu_moddir}
3652 summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')}
3653 summary_info += {'include directory': get_option('prefix') / get_option('includedir')}
3654 summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')}
3655 if targetos != 'windows'
3656 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')}
3657 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')}
3659 summary_info += {'local state directory': 'queried at runtime'}
3661 summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')}
3662 summary_info += {'Build directory': meson.current_build_dir()}
3663 summary_info += {'Source path': meson.current_source_dir()}
3664 summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']}
3665 summary(summary_info, bool_yn: true, section: 'Directories')
3669 summary_info += {'git': config_host['GIT']}
3670 summary_info += {'make': config_host['MAKE']}
3671 summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
3672 summary_info += {'sphinx-build': sphinx_build}
3673 if config_host.has_key('HAVE_GDB_BIN')
3674 summary_info += {'gdb': config_host['HAVE_GDB_BIN']}
3676 summary_info += {'iasl': iasl}
3677 summary_info += {'genisoimage': config_host['GENISOIMAGE']}
3678 if targetos == 'windows' and have_ga
3679 summary_info += {'wixl': wixl}
3681 if slirp.found() and have_system
3682 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false}
3684 summary(summary_info, bool_yn: true, section: 'Host binaries')
3686 # Configurable features
3688 summary_info += {'Documentation': build_docs}
3689 summary_info += {'system-mode emulation': have_system}
3690 summary_info += {'user-mode emulation': have_user}
3691 summary_info += {'block layer': have_block}
3692 summary_info += {'Install blobs': get_option('install_blobs')}
3693 summary_info += {'module support': config_host.has_key('CONFIG_MODULES')}
3694 if config_host.has_key('CONFIG_MODULES')
3695 summary_info += {'alternative module path': get_option('module_upgrades')}
3697 summary_info += {'fuzzing support': get_option('fuzzing')}
3699 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)}
3701 summary_info += {'Trace backends': ','.join(get_option('trace_backends'))}
3702 if 'simple' in get_option('trace_backends')
3703 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'}
3705 summary_info += {'D-Bus display': dbus_display}
3706 summary_info += {'QOM debugging': get_option('qom_cast_debug')}
3707 summary_info += {'vhost-kernel support': have_vhost_kernel}
3708 summary_info += {'vhost-net support': have_vhost_net}
3709 summary_info += {'vhost-user support': have_vhost_user}
3710 summary_info += {'vhost-user-crypto support': have_vhost_user_crypto}
3711 summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server}
3712 summary_info += {'vhost-vdpa support': have_vhost_vdpa}
3713 summary_info += {'build guest agent': have_ga}
3714 summary(summary_info, bool_yn: true, section: 'Configurable features')
3716 # Compilation information
3718 summary_info += {'host CPU': cpu}
3719 summary_info += {'host endianness': build_machine.endian()}
3720 summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())}
3721 summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())}
3722 if link_language == 'cpp'
3723 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())}
3725 summary_info += {'C++ compiler': false}
3727 if targetos == 'darwin'
3728 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())}
3730 summary_info += {'CFLAGS': ' '.join(get_option('c_args')
3731 + ['-O' + get_option('optimization')]
3732 + (get_option('debug') ? ['-g'] : []))}
3733 if link_language == 'cpp'
3734 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args')
3735 + ['-O' + get_option('optimization')]
3736 + (get_option('debug') ? ['-g'] : []))}
3738 if targetos == 'darwin'
3739 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args')
3740 + ['-O' + get_option('optimization')]
3741 + (get_option('debug') ? ['-g'] : []))}
3743 link_args = get_option(link_language + '_link_args')
3744 if link_args.length() > 0
3745 summary_info += {'LDFLAGS': ' '.join(link_args)}
3747 summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)}
3748 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)}
3749 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)}
3750 summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)}
3751 summary_info += {'profiler': get_option('profiler')}
3752 summary_info += {'link-time optimization (LTO)': get_option('b_lto')}
3753 summary_info += {'PIE': get_option('b_pie')}
3754 summary_info += {'static build': config_host.has_key('CONFIG_STATIC')}
3755 summary_info += {'malloc trim support': has_malloc_trim}
3756 summary_info += {'membarrier': have_membarrier}
3757 summary_info += {'debug stack usage': get_option('debug_stack_usage')}
3758 summary_info += {'mutex debugging': get_option('debug_mutex')}
3759 summary_info += {'memory allocator': get_option('malloc')}
3760 summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')}
3761 summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')}
3762 summary_info += {'gprof enabled': get_option('gprof')}
3763 summary_info += {'gcov': get_option('b_coverage')}
3764 summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')}
3765 summary_info += {'CFI support': get_option('cfi')}
3766 if get_option('cfi')
3767 summary_info += {'CFI debug support': get_option('cfi_debug')}
3769 summary_info += {'strip binaries': get_option('strip')}
3770 summary_info += {'sparse': sparse}
3771 summary_info += {'mingw32 support': targetos == 'windows'}
3772 summary(summary_info, bool_yn: true, section: 'Compilation')
3774 # snarf the cross-compilation information for tests
3777 foreach target: target_dirs
3778 tcg_mak = meson.current_build_dir() / 'tests/tcg' / target / 'config-target.mak'
3779 if fs.exists(tcg_mak)
3780 config_cross_tcg = keyval.load(tcg_mak)
3781 if 'CC' in config_cross_tcg
3782 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']}
3788 summary(summary_info, bool_yn: true, section: 'Cross compilers')
3791 # Targets and accelerators
3794 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')}
3795 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')}
3796 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')}
3797 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')}
3798 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')}
3799 summary_info += {'Xen support': xen.found()}
3801 summary_info += {'xen ctrl version': xen.version()}
3804 summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')}
3805 if config_all.has_key('CONFIG_TCG')
3806 if get_option('tcg_interpreter')
3807 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'}
3809 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)}
3811 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')}
3812 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')}
3814 summary_info += {'target list': ' '.join(target_dirs)}
3816 summary_info += {'default devices': get_option('default_devices')}
3817 summary_info += {'out of process emulation': multiprocess_allowed}
3818 summary_info += {'vfio-user server': vfio_user_server_allowed}
3820 summary(summary_info, bool_yn: true, section: 'Targets and accelerators')
3824 summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']}
3825 summary_info += {'coroutine pool': have_coroutine_pool}
3827 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')}
3828 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')}
3829 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')}
3830 summary_info += {'VirtFS support': have_virtfs}
3831 summary_info += {'build virtiofs daemon': have_virtiofsd}
3832 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')}
3833 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')}
3834 summary_info += {'bochs support': get_option('bochs').allowed()}
3835 summary_info += {'cloop support': get_option('cloop').allowed()}
3836 summary_info += {'dmg support': get_option('dmg').allowed()}
3837 summary_info += {'qcow v1 support': get_option('qcow1').allowed()}
3838 summary_info += {'vdi support': get_option('vdi').allowed()}
3839 summary_info += {'vvfat support': get_option('vvfat').allowed()}
3840 summary_info += {'qed support': get_option('qed').allowed()}
3841 summary_info += {'parallels support': get_option('parallels').allowed()}
3842 summary_info += {'FUSE exports': fuse}
3843 summary_info += {'VDUSE block exports': have_vduse_blk_export}
3845 summary(summary_info, bool_yn: true, section: 'Block layer support')
3849 summary_info += {'TLS priority': get_option('tls_priority')}
3850 summary_info += {'GNUTLS support': gnutls}
3852 summary_info += {' GNUTLS crypto': gnutls_crypto.found()}
3854 summary_info += {'libgcrypt': gcrypt}
3855 summary_info += {'nettle': nettle}
3857 summary_info += {' XTS': xts != 'private'}
3859 summary_info += {'AF_ALG support': have_afalg}
3860 summary_info += {'rng-none': get_option('rng_none')}
3861 summary_info += {'Linux keyring': have_keyring}
3862 summary(summary_info, bool_yn: true, section: 'Crypto')
3866 if targetos == 'darwin'
3867 summary_info += {'Cocoa support': cocoa}
3868 summary_info += {'vmnet.framework support': vmnet}
3870 summary_info += {'SDL support': sdl}
3871 summary_info += {'SDL image support': sdl_image}
3872 summary_info += {'GTK support': gtk}
3873 summary_info += {'pixman': pixman}
3874 summary_info += {'VTE support': vte}
3875 summary_info += {'slirp support': slirp}
3876 summary_info += {'libtasn1': tasn1}
3877 summary_info += {'PAM': pam}
3878 summary_info += {'iconv support': iconv}
3879 summary_info += {'curses support': curses}
3880 summary_info += {'virgl support': virgl}
3881 summary_info += {'curl support': curl}
3882 summary_info += {'Multipath support': mpathpersist}
3883 summary_info += {'PNG support': png}
3884 summary_info += {'VNC support': vnc}
3886 summary_info += {'VNC SASL support': sasl}
3887 summary_info += {'VNC JPEG support': jpeg}
3889 if targetos not in ['darwin', 'haiku', 'windows']
3890 summary_info += {'OSS support': oss}
3891 summary_info += {'sndio support': sndio}
3892 elif targetos == 'darwin'
3893 summary_info += {'CoreAudio support': coreaudio}
3894 elif targetos == 'windows'
3895 summary_info += {'DirectSound support': dsound}
3897 if targetos == 'linux'
3898 summary_info += {'ALSA support': alsa}
3899 summary_info += {'PulseAudio support': pulse}
3901 summary_info += {'JACK support': jack}
3902 summary_info += {'brlapi support': brlapi}
3903 summary_info += {'vde support': vde}
3904 summary_info += {'netmap support': have_netmap}
3905 summary_info += {'l2tpv3 support': have_l2tpv3}
3906 summary_info += {'Linux AIO support': libaio}
3907 summary_info += {'Linux io_uring support': linux_io_uring}
3908 summary_info += {'ATTR/XATTR support': libattr}
3909 summary_info += {'RDMA support': rdma}
3910 summary_info += {'PVRDMA support': have_pvrdma}
3911 summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt}
3912 summary_info += {'libcap-ng support': libcap_ng}
3913 summary_info += {'bpf support': libbpf}
3914 summary_info += {'spice protocol support': spice_protocol}
3915 if spice_protocol.found()
3916 summary_info += {' spice server support': spice}
3918 summary_info += {'rbd support': rbd}
3919 summary_info += {'smartcard support': cacard}
3920 summary_info += {'U2F support': u2f}
3921 summary_info += {'libusb': libusb}
3922 summary_info += {'usb net redir': usbredir}
3923 summary_info += {'OpenGL support (epoxy)': opengl}
3924 summary_info += {'GBM': gbm}
3925 summary_info += {'libiscsi support': libiscsi}
3926 summary_info += {'libnfs support': libnfs}
3927 if targetos == 'windows'
3929 summary_info += {'QGA VSS support': have_qga_vss}
3932 summary_info += {'seccomp support': seccomp}
3933 summary_info += {'GlusterFS support': glusterfs}
3934 summary_info += {'TPM support': have_tpm}
3935 summary_info += {'libssh support': libssh}
3936 summary_info += {'lzo support': lzo}
3937 summary_info += {'snappy support': snappy}
3938 summary_info += {'bzip2 support': libbzip2}
3939 summary_info += {'lzfse support': liblzfse}
3940 summary_info += {'zstd support': zstd}
3941 summary_info += {'NUMA host support': numa}
3942 summary_info += {'capstone': capstone}
3943 summary_info += {'libpmem support': libpmem}
3944 summary_info += {'libdaxctl support': libdaxctl}
3945 summary_info += {'libudev': libudev}
3946 # Dummy dependency, keep .found()
3947 summary_info += {'FUSE lseek': fuse_lseek.found()}
3948 summary_info += {'selinux': selinux}
3949 summary(summary_info, bool_yn: true, section: 'Dependencies')
3951 if not supported_cpus.contains(cpu)
3953 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!')
3955 message('CPU host architecture ' + cpu + ' support is not currently maintained.')
3956 message('The QEMU project intends to remove support for this host CPU in')
3957 message('a future release if nobody volunteers to maintain it and to')
3958 message('provide a build host for our continuous integration setup.')
3959 message('configure has succeeded and you can continue to build, but')
3960 message('if you care about QEMU on this platform you should contact')
3964 if not supported_oses.contains(targetos)
3966 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!')
3968 message('Host OS ' + targetos + 'support is not currently maintained.')
3969 message('The QEMU project intends to remove support for this host OS in')
3970 message('a future release if nobody volunteers to maintain it and to')
3971 message('provide a build host for our continuous integration setup.')
3972 message('configure has succeeded and you can continue to build, but')
3973 message('if you care about QEMU on this platform you should contact')