1 project('qemu', ['c'], meson_version: '>=0.61.3',
2 default_options: ['warning_level=1', 'c_std=gnu11', 'cpp_std=gnu++11', 'b_colorout=auto',
3 'b_staticpic=false', 'stdsplit=false', 'optimization=2', 'b_pie=true'],
4 version: files('VERSION'))
6 add_test_setup('quick', exclude_suites: ['slow', 'thorough'], is_default: true)
7 add_test_setup('slow', exclude_suites: ['thorough'], env: ['G_TEST_SLOW=1', 'SPEED=slow'])
8 add_test_setup('thorough', env: ['G_TEST_SLOW=1', 'SPEED=thorough'])
10 meson.add_postconf_script(find_program('scripts/symlink-install-tree.py'))
12 not_found = dependency('', required: false)
13 keyval = import('keyval')
14 ss = import('sourceset')
17 sh = find_program('sh')
18 cc = meson.get_compiler('c')
19 config_host = keyval.load(meson.current_build_dir() / 'config-host.mak')
20 enable_modules = 'CONFIG_MODULES' in config_host
21 enable_static = 'CONFIG_STATIC' in config_host
23 # Allow both shared and static libraries unless --enable-static
24 static_kwargs = enable_static ? {'static': true} : {}
26 # Temporary directory used for files created while
27 # configure runs. Since it is in the build directory
28 # we can safely blow away any previous version of it
29 # (and we need not jump through hoops to try to delete
30 # it when configure exits.)
31 tmpdir = meson.current_build_dir() / 'meson-private/temp'
33 if get_option('qemu_suffix').startswith('/')
34 error('qemu_suffix cannot start with a /')
37 qemu_confdir = get_option('sysconfdir') / get_option('qemu_suffix')
38 qemu_datadir = get_option('datadir') / get_option('qemu_suffix')
39 qemu_docdir = get_option('docdir') / get_option('qemu_suffix')
40 qemu_moddir = get_option('libdir') / get_option('qemu_suffix')
42 qemu_desktopdir = get_option('datadir') / 'applications'
43 qemu_icondir = get_option('datadir') / 'icons'
45 config_host_data = configuration_data()
47 qapi_trace_events = []
49 bsd_oses = ['gnu/kfreebsd', 'freebsd', 'netbsd', 'openbsd', 'dragonfly', 'darwin']
50 supported_oses = ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', 'sunos', 'linux']
51 supported_cpus = ['ppc', 'ppc64', 's390x', 'riscv', 'x86', 'x86_64',
52 'arm', 'aarch64', 'loongarch64', 'mips', 'mips64', 'sparc', 'sparc64']
54 cpu = host_machine.cpu_family()
56 # Unify riscv* to a single family.
57 if cpu in ['riscv32', 'riscv64']
61 targetos = host_machine.system()
63 target_dirs = config_host['TARGET_DIRS'].split()
64 have_linux_user = false
67 foreach target : target_dirs
68 have_linux_user = have_linux_user or target.endswith('linux-user')
69 have_bsd_user = have_bsd_user or target.endswith('bsd-user')
70 have_system = have_system or target.endswith('-softmmu')
72 have_user = have_linux_user or have_bsd_user
73 have_tools = get_option('tools') \
74 .disable_auto_if(not have_system) \
76 have_ga = get_option('guest_agent') \
77 .disable_auto_if(not have_system and not have_tools) \
78 .require(targetos in ['sunos', 'linux', 'windows'],
79 error_message: 'unsupported OS for QEMU guest agent') \
81 have_block = have_system or have_tools
83 python = import('python').find_installation()
85 if cpu not in supported_cpus
95 if cpu in ['x86', 'x86_64']
96 kvm_targets = ['i386-softmmu', 'x86_64-softmmu']
98 kvm_targets = ['aarch64-softmmu']
100 kvm_targets = ['s390x-softmmu']
101 elif cpu in ['ppc', 'ppc64']
102 kvm_targets = ['ppc-softmmu', 'ppc64-softmmu']
103 elif cpu in ['mips', 'mips64']
104 kvm_targets = ['mips-softmmu', 'mipsel-softmmu', 'mips64-softmmu', 'mips64el-softmmu']
105 elif cpu in ['riscv']
106 kvm_targets = ['riscv32-softmmu', 'riscv64-softmmu']
112 if get_option('kvm').allowed() and targetos == 'linux'
113 kvm_targets_c = '"' + '" ,"'.join(kvm_targets) + '"'
115 config_host_data.set('CONFIG_KVM_TARGETS', kvm_targets_c)
117 accelerator_targets = { 'CONFIG_KVM': kvm_targets }
119 if cpu in ['aarch64']
120 accelerator_targets += {
121 'CONFIG_HVF': ['aarch64-softmmu']
125 if cpu in ['x86', 'x86_64', 'arm', 'aarch64']
126 # i386 emulator provides xenpv machine type for multiple architectures
127 accelerator_targets += {
128 'CONFIG_XEN': ['i386-softmmu', 'x86_64-softmmu'],
131 if cpu in ['x86', 'x86_64']
132 accelerator_targets += {
133 'CONFIG_HAX': ['i386-softmmu', 'x86_64-softmmu'],
134 'CONFIG_HVF': ['x86_64-softmmu'],
135 'CONFIG_NVMM': ['i386-softmmu', 'x86_64-softmmu'],
136 'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'],
141 # Darwin does not support references to thread-local variables in modules
142 if targetos != 'darwin'
143 modular_tcg = ['i386-softmmu', 'x86_64-softmmu']
146 edk2_targets = [ 'arm-softmmu', 'aarch64-softmmu', 'i386-softmmu', 'x86_64-softmmu' ]
147 unpack_edk2_blobs = false
148 foreach target : edk2_targets
149 if target in target_dirs
150 bzip2 = find_program('bzip2', required: get_option('install_blobs'))
151 unpack_edk2_blobs = bzip2.found()
158 if 'dtrace' in get_option('trace_backends')
159 dtrace = find_program('dtrace', required: true)
160 stap = find_program('stap', required: false)
162 # Workaround to avoid dtrace(1) producing a file with 'hidden' symbol
163 # visibility. Define STAP_SDT_V2 to produce 'default' symbol visibility
164 # instead. QEMU --enable-modules depends on this because the SystemTap
165 # semaphores are linked into the main binary and not the module's shared
167 add_global_arguments('-DSTAP_SDT_V2',
168 native: false, language: ['c', 'cpp', 'objc'])
172 if get_option('iasl') == ''
173 iasl = find_program('iasl', required: false)
175 iasl = find_program(get_option('iasl'), required: true)
182 qemu_cflags = config_host['QEMU_CFLAGS'].split()
183 qemu_objcflags = config_host['QEMU_OBJCFLAGS'].split()
184 qemu_ldflags = config_host['QEMU_LDFLAGS'].split()
187 qemu_ldflags += get_option('b_pie') ? '-static-pie' : '-static'
190 # Detect support for PT_GNU_RELRO + DT_BIND_NOW.
191 # The combination is known as "full relro", because .got.plt is read-only too.
192 qemu_ldflags += cc.get_supported_link_arguments('-Wl,-z,relro', '-Wl,-z,now')
194 if targetos == 'windows'
195 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--no-seh', '-Wl,--nxcompat')
196 # Disable ASLR for debug builds to allow debugging with gdb
197 if get_option('optimization') == '0'
198 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--dynamicbase')
202 if get_option('gprof')
203 qemu_cflags += ['-p']
204 qemu_objcflags += ['-p']
205 qemu_ldflags += ['-p']
208 # Specify linker-script with add_project_link_arguments so that it is not placed
209 # within a linker --start-group/--end-group pair
210 if get_option('fuzzing')
211 add_project_link_arguments(['-Wl,-T,',
212 (meson.current_source_dir() / 'tests/qtest/fuzz/fork_fuzz.ld')],
213 native: false, language: ['c', 'cpp', 'objc'])
215 # Specify a filter to only instrument code that is directly related to
217 configure_file(output: 'instrumentation-filter',
218 input: 'scripts/oss-fuzz/instrumentation-filter-template',
221 if cc.compiles('int main () { return 0; }',
222 name: '-fsanitize-coverage-allowlist=/dev/null',
223 args: ['-fsanitize-coverage-allowlist=/dev/null',
224 '-fsanitize-coverage=trace-pc'] )
225 add_global_arguments('-fsanitize-coverage-allowlist=instrumentation-filter',
226 native: false, language: ['c', 'cpp', 'objc'])
229 if get_option('fuzzing_engine') == ''
230 # Add CFLAGS to tell clang to add fuzzer-related instrumentation to all the
231 # compiled code. To build non-fuzzer binaries with --enable-fuzzing, link
232 # everything with fsanitize=fuzzer-no-link. Otherwise, the linker will be
233 # unable to bind the fuzzer-related callbacks added by instrumentation.
234 add_global_arguments('-fsanitize=fuzzer-no-link',
235 native: false, language: ['c', 'cpp', 'objc'])
236 add_global_link_arguments('-fsanitize=fuzzer-no-link',
237 native: false, language: ['c', 'cpp', 'objc'])
238 # For the actual fuzzer binaries, we need to link against the libfuzzer
239 # library. They need to be configurable, to support OSS-Fuzz
240 fuzz_exe_ldflags = ['-fsanitize=fuzzer']
242 # LIB_FUZZING_ENGINE was set; assume we are running on OSS-Fuzz, and
243 # the needed CFLAGS have already been provided
244 fuzz_exe_ldflags = get_option('fuzzing_engine').split()
248 add_global_arguments(qemu_cflags, native: false, language: ['c'])
249 add_global_arguments(qemu_objcflags, native: false, language: ['objc'])
251 # Check that the C++ compiler exists and works with the C compiler.
255 if add_languages('cpp', required: false, native: false)
256 cxx = meson.get_compiler('cpp')
257 add_global_arguments(['-D__STDC_LIMIT_MACROS', '-D__STDC_CONSTANT_MACROS', '-D__STDC_FORMAT_MACROS'],
258 native: false, language: 'cpp')
259 foreach k: qemu_cflags
260 if k not in ['-Wstrict-prototypes', '-Wmissing-prototypes', '-Wnested-externs',
261 '-Wold-style-declaration', '-Wold-style-definition', '-Wredundant-decls']
265 add_global_arguments(qemu_cxxflags, native: false, language: 'cpp')
267 if cxx.links(files('scripts/main.c'), args: qemu_cflags)
268 link_language = 'cpp'
271 message('C++ compiler does not work with C compiler')
272 message('Disabling C++-specific optional code')
276 # Exclude --warn-common with TSan to suppress warnings from the TSan libraries.
277 if targetos != 'sunos' and not config_host.has_key('CONFIG_TSAN')
278 qemu_ldflags += linker.get_supported_link_arguments('-Wl,--warn-common')
281 add_global_link_arguments(qemu_ldflags, native: false, language: ['c', 'cpp', 'objc'])
283 if targetos == 'linux'
284 add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers',
285 '-isystem', 'linux-headers',
286 language: ['c', 'cpp'])
289 add_project_arguments('-iquote', '.',
290 '-iquote', meson.current_source_dir(),
291 '-iquote', meson.current_source_dir() / 'include',
292 language: ['c', 'cpp', 'objc'])
294 if host_machine.system() == 'darwin'
295 add_languages('objc', required: false, native: false)
298 sparse = find_program('cgcc', required: get_option('sparse'))
301 command: [find_program('scripts/check_sparse.py'),
302 'compile_commands.json', sparse.full_path(), '-Wbitwise',
303 '-Wno-transparent-union', '-Wno-old-initializer',
304 '-Wno-non-pointer-null'])
307 ###########################################
308 # Target-specific checks and dependencies #
309 ###########################################
312 if get_option('fuzzing') and get_option('fuzzing_engine') == '' and \
315 #include <sys/types.h>
316 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
317 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
319 args: ['-Werror', '-fsanitize=fuzzer'])
320 error('Your compiler does not support -fsanitize=fuzzer')
324 if 'ftrace' in get_option('trace_backends') and targetos != 'linux'
325 error('ftrace is supported only on Linux')
327 if 'syslog' in get_option('trace_backends') and not cc.compiles('''
330 openlog("qemu", LOG_PID, LOG_DAEMON);
331 syslog(LOG_INFO, "configure");
334 error('syslog is not supported on this system')
337 # Miscellaneous Linux-only features
338 get_option('mpath') \
339 .require(targetos == 'linux', error_message: 'Multipath is supported only on Linux')
341 multiprocess_allowed = get_option('multiprocess') \
342 .require(targetos == 'linux', error_message: 'Multiprocess QEMU is supported only on Linux') \
345 vfio_user_server_allowed = get_option('vfio_user_server') \
346 .require(targetos == 'linux', error_message: 'vfio-user server is supported only on Linux') \
349 have_tpm = get_option('tpm') \
350 .require(targetos != 'windows', error_message: 'TPM emulation only available on POSIX systems') \
354 have_vhost_user = get_option('vhost_user') \
355 .disable_auto_if(targetos != 'linux') \
356 .require(targetos != 'windows',
357 error_message: 'vhost-user is not available on Windows').allowed()
358 have_vhost_vdpa = get_option('vhost_vdpa') \
359 .require(targetos == 'linux',
360 error_message: 'vhost-vdpa is only available on Linux').allowed()
361 have_vhost_kernel = get_option('vhost_kernel') \
362 .require(targetos == 'linux',
363 error_message: 'vhost-kernel is only available on Linux').allowed()
364 have_vhost_user_crypto = get_option('vhost_crypto') \
365 .require(have_vhost_user,
366 error_message: 'vhost-crypto requires vhost-user to be enabled').allowed()
368 have_vhost = have_vhost_user or have_vhost_vdpa or have_vhost_kernel
370 have_vhost_net_user = have_vhost_user and get_option('vhost_net').allowed()
371 have_vhost_net_vdpa = have_vhost_vdpa and get_option('vhost_net').allowed()
372 have_vhost_net_kernel = have_vhost_kernel and get_option('vhost_net').allowed()
373 have_vhost_net = have_vhost_net_kernel or have_vhost_net_user or have_vhost_net_vdpa
375 # Target-specific libraries and flags
376 libm = cc.find_library('m', required: false)
377 threads = dependency('threads')
378 util = cc.find_library('util', required: false)
384 emulator_link_args = []
391 if targetos == 'windows'
392 midl = find_program('midl', required: false)
393 widl = find_program('widl', required: false)
394 pathcch = cc.find_library('pathcch')
395 socket = cc.find_library('ws2_32')
396 winmm = cc.find_library('winmm')
398 win = import('windows')
399 version_res = win.compile_resources('version.rc',
400 depend_files: files('pc-bios/qemu-nsis.ico'),
401 include_directories: include_directories('.'))
403 elif targetos == 'darwin'
404 coref = dependency('appleframeworks', modules: 'CoreFoundation')
405 iokit = dependency('appleframeworks', modules: 'IOKit', required: false)
406 host_dsosuf = '.dylib'
407 elif targetos == 'sunos'
408 socket = [cc.find_library('socket'),
409 cc.find_library('nsl'),
410 cc.find_library('resolv')]
411 elif targetos == 'haiku'
412 socket = [cc.find_library('posix_error_mapper'),
413 cc.find_library('network'),
414 cc.find_library('bsd')]
415 elif targetos == 'openbsd'
416 if get_option('tcg').allowed() and target_dirs.length() > 0
417 # Disable OpenBSD W^X if available
418 emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded')
422 # Target-specific configuration of accelerators
424 if get_option('kvm').allowed() and targetos == 'linux'
425 accelerators += 'CONFIG_KVM'
427 if get_option('whpx').allowed() and targetos == 'windows'
428 if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64'
429 error('WHPX requires 64-bit host')
430 elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \
431 cc.has_header('WinHvEmulation.h', required: get_option('whpx'))
432 accelerators += 'CONFIG_WHPX'
435 if get_option('hvf').allowed()
436 hvf = dependency('appleframeworks', modules: 'Hypervisor',
437 required: get_option('hvf'))
439 accelerators += 'CONFIG_HVF'
442 if get_option('hax').allowed()
443 if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd']
444 accelerators += 'CONFIG_HAX'
447 if targetos == 'netbsd'
448 nvmm = cc.find_library('nvmm', required: get_option('nvmm'))
450 accelerators += 'CONFIG_NVMM'
455 if get_option('tcg').allowed()
456 if host_arch == 'unknown'
457 if get_option('tcg_interpreter')
458 warning('Unsupported CPU @0@, will use TCG with TCI (slow)'.format(cpu))
460 error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu))
462 elif get_option('tcg_interpreter')
463 warning('Use of the TCG interpreter is not recommended on this host')
464 warning('architecture. There is a native TCG execution backend available')
465 warning('which provides substantially better performance and reliability.')
466 warning('It is strongly recommended to remove the --enable-tcg-interpreter')
467 warning('configuration option on this architecture to use the native')
470 if get_option('tcg_interpreter')
472 elif host_arch == 'sparc64'
474 elif host_arch == 'x86_64'
476 elif host_arch == 'ppc64'
479 add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch,
480 language: ['c', 'cpp', 'objc'])
482 accelerators += 'CONFIG_TCG'
483 config_host += { 'CONFIG_TCG': 'y' }
486 if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled()
487 error('KVM not available on this platform')
489 if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled()
490 error('HVF not available on this platform')
492 if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled()
493 error('NVMM not available on this platform')
495 if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled()
496 error('WHPX not available on this platform')
503 # The path to glib.h is added to all compilation commands. This was
504 # grandfathered in from the QEMU Makefiles.
505 add_project_arguments(config_host['GLIB_CFLAGS'].split(),
506 native: false, language: ['c', 'cpp', 'objc'])
507 glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(),
508 link_args: config_host['GLIB_LIBS'].split(),
509 version: config_host['GLIB_VERSION'],
511 'bindir': config_host['GLIB_BINDIR'],
513 # override glib dep with the configure results (for subprojects)
514 meson.override_dependency('glib-2.0', glib)
517 gdbus_codegen = not_found
518 gdbus_codegen_error = '@0@ requires gdbus-codegen, please install libgio'
519 if not get_option('gio').auto() or have_system
520 gio = dependency('gio-2.0', required: get_option('gio'),
521 method: 'pkg-config', kwargs: static_kwargs)
522 if gio.found() and not cc.links('''
526 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0);
528 }''', dependencies: [glib, gio])
529 if get_option('gio').enabled()
530 error('The installed libgio is broken for static linking')
535 gdbus_codegen = find_program(gio.get_variable('gdbus_codegen'),
536 required: get_option('gio'))
537 gio_unix = dependency('gio-unix-2.0', required: get_option('gio'),
538 method: 'pkg-config', kwargs: static_kwargs)
539 gio = declare_dependency(dependencies: [gio, gio_unix],
540 version: gio.version())
543 if gdbus_codegen.found() and get_option('cfi')
544 gdbus_codegen = not_found
545 gdbus_codegen_error = '@0@ uses gdbus-codegen, which does not support control flow integrity'
549 if 'ust' in get_option('trace_backends')
550 lttng = dependency('lttng-ust', required: true, version: '>= 2.1',
551 method: 'pkg-config', kwargs: static_kwargs)
554 if have_system or have_tools
555 pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8',
556 method: 'pkg-config', kwargs: static_kwargs)
558 zlib = dependency('zlib', required: true, kwargs: static_kwargs)
561 if not get_option('linux_aio').auto() or have_block
562 libaio = cc.find_library('aio', has_headers: ['libaio.h'],
563 required: get_option('linux_aio'),
564 kwargs: static_kwargs)
567 linux_io_uring_test = '''
568 #include <liburing.h>
569 #include <linux/errqueue.h>
571 int main(void) { return 0; }'''
573 linux_io_uring = not_found
574 if not get_option('linux_io_uring').auto() or have_block
575 linux_io_uring = dependency('liburing', version: '>=0.3',
576 required: get_option('linux_io_uring'),
577 method: 'pkg-config', kwargs: static_kwargs)
578 if not cc.links(linux_io_uring_test)
579 linux_io_uring = not_found
584 if not get_option('libnfs').auto() or have_block
585 libnfs = dependency('libnfs', version: '>=1.9.3',
586 required: get_option('libnfs'),
587 method: 'pkg-config', kwargs: static_kwargs)
592 #include <sys/types.h>
593 #ifdef CONFIG_LIBATTR
594 #include <attr/xattr.h>
596 #include <sys/xattr.h>
598 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }'''
601 have_old_libattr = false
602 if get_option('attr').allowed()
603 if cc.links(libattr_test)
604 libattr = declare_dependency()
606 libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'],
607 required: get_option('attr'),
608 kwargs: static_kwargs)
609 if libattr.found() and not \
610 cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR')
612 if get_option('attr').enabled()
613 error('could not link libattr')
615 warning('could not link libattr, disabling')
618 have_old_libattr = libattr.found()
623 cocoa = dependency('appleframeworks', modules: ['Cocoa', 'CoreVideo'],
624 required: get_option('cocoa'))
626 vmnet = dependency('appleframeworks', modules: 'vmnet', required: get_option('vmnet'))
627 if vmnet.found() and not cc.has_header_symbol('vmnet/vmnet.h',
628 'VMNET_BRIDGED_MODE',
631 if get_option('vmnet').enabled()
632 error('vmnet.framework API is outdated')
634 warning('vmnet.framework API is outdated, disabling')
639 if not get_option('seccomp').auto() or have_system or have_tools
640 seccomp = dependency('libseccomp', version: '>=2.3.0',
641 required: get_option('seccomp'),
642 method: 'pkg-config', kwargs: static_kwargs)
645 libcap_ng = not_found
646 if not get_option('cap_ng').auto() or have_system or have_tools
647 libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'],
648 required: get_option('cap_ng'),
649 kwargs: static_kwargs)
651 if libcap_ng.found() and not cc.links('''
655 capng_capability_to_name(CAPNG_EFFECTIVE);
657 }''', dependencies: libcap_ng)
658 libcap_ng = not_found
659 if get_option('cap_ng').enabled()
660 error('could not link libcap-ng')
662 warning('could not link libcap-ng, disabling')
666 if get_option('xkbcommon').auto() and not have_system and not have_tools
667 xkbcommon = not_found
669 xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'),
670 method: 'pkg-config', kwargs: static_kwargs)
674 if not get_option('slirp').auto() or have_system
675 slirp = dependency('slirp', required: get_option('slirp'),
676 method: 'pkg-config', kwargs: static_kwargs)
677 # slirp < 4.7 is incompatible with CFI support in QEMU. This is because
678 # it passes function pointers within libslirp as callbacks for timers.
679 # When using a system-wide shared libslirp, the type information for the
680 # callback is missing and the timer call produces a false positive with CFI.
681 # Do not use the "version" keyword argument to produce a better error.
682 # with control-flow integrity.
683 if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7')
684 if get_option('slirp').enabled()
685 error('Control-Flow Integrity requires libslirp 4.7.')
687 warning('Cannot use libslirp since Control-Flow Integrity requires libslirp >= 4.7.')
694 if not get_option('vde').auto() or have_system or have_tools
695 vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'],
696 required: get_option('vde'),
697 kwargs: static_kwargs)
699 if vde.found() and not cc.links('''
700 #include <libvdeplug.h>
703 struct vde_open_args a = {0, 0, 0};
707 }''', dependencies: vde)
709 if get_option('cap_ng').enabled()
710 error('could not link libvdeplug')
712 warning('could not link libvdeplug, disabling')
717 if not get_option('pa').auto() or (targetos == 'linux' and have_system)
718 pulse = dependency('libpulse', required: get_option('pa'),
719 method: 'pkg-config', kwargs: static_kwargs)
722 if not get_option('alsa').auto() or (targetos == 'linux' and have_system)
723 alsa = dependency('alsa', required: get_option('alsa'),
724 method: 'pkg-config', kwargs: static_kwargs)
727 if not get_option('jack').auto() or have_system
728 jack = dependency('jack', required: get_option('jack'),
729 method: 'pkg-config', kwargs: static_kwargs)
732 if not get_option('sndio').auto() or have_system
733 sndio = dependency('sndio', required: get_option('sndio'),
734 method: 'pkg-config', kwargs: static_kwargs)
737 spice_protocol = not_found
738 if not get_option('spice_protocol').auto() or have_system
739 spice_protocol = dependency('spice-protocol', version: '>=0.12.3',
740 required: get_option('spice_protocol'),
741 method: 'pkg-config', kwargs: static_kwargs)
744 if not get_option('spice').auto() or have_system
745 spice = dependency('spice-server', version: '>=0.12.5',
746 required: get_option('spice'),
747 method: 'pkg-config', kwargs: static_kwargs)
749 spice_headers = spice.partial_dependency(compile_args: true, includes: true)
751 rt = cc.find_library('rt', required: false)
754 if not get_option('libiscsi').auto() or have_block
755 libiscsi = dependency('libiscsi', version: '>=1.9.0',
756 required: get_option('libiscsi'),
757 method: 'pkg-config', kwargs: static_kwargs)
760 if not get_option('zstd').auto() or have_block
761 zstd = dependency('libzstd', version: '>=1.4.0',
762 required: get_option('zstd'),
763 method: 'pkg-config', kwargs: static_kwargs)
767 have_vhost_user_gpu = have_tools and targetos == 'linux' and pixman.found()
768 if not get_option('virglrenderer').auto() or have_system or have_vhost_user_gpu
769 virgl = dependency('virglrenderer',
770 method: 'pkg-config',
771 required: get_option('virglrenderer'),
772 kwargs: static_kwargs)
775 if not get_option('curl').auto() or have_block
776 curl = dependency('libcurl', version: '>=7.29.0',
777 method: 'pkg-config',
778 required: get_option('curl'),
779 kwargs: static_kwargs)
782 if targetos == 'linux' and (have_system or have_tools)
783 libudev = dependency('libudev',
784 method: 'pkg-config',
785 required: get_option('libudev'),
786 kwargs: static_kwargs)
789 mpathlibs = [libudev]
790 mpathpersist = not_found
791 mpathpersist_new_api = false
792 if targetos == 'linux' and have_tools and get_option('mpath').allowed()
793 mpath_test_source_new = '''
795 #include <mpath_persist.h>
796 unsigned mpath_mx_alloc_len = 1024;
798 static struct config *multipath_conf;
799 extern struct udev *udev;
800 extern struct config *get_multipath_config(void);
801 extern void put_multipath_config(struct config *conf);
803 struct config *get_multipath_config(void) { return multipath_conf; }
804 void put_multipath_config(struct config *conf) { }
807 multipath_conf = mpath_lib_init();
810 mpath_test_source_old = '''
812 #include <mpath_persist.h>
813 unsigned mpath_mx_alloc_len = 1024;
816 struct udev *udev = udev_new();
817 mpath_lib_init(udev);
820 libmpathpersist = cc.find_library('mpathpersist',
821 required: get_option('mpath'),
822 kwargs: static_kwargs)
823 if libmpathpersist.found()
824 mpathlibs += libmpathpersist
826 mpathlibs += cc.find_library('devmapper',
827 required: get_option('mpath'),
828 kwargs: static_kwargs)
830 mpathlibs += cc.find_library('multipath',
831 required: get_option('mpath'),
832 kwargs: static_kwargs)
833 foreach lib: mpathlibs
839 if mpathlibs.length() == 0
840 msg = 'Dependencies missing for libmpathpersist'
841 elif cc.links(mpath_test_source_new, dependencies: mpathlibs)
842 mpathpersist = declare_dependency(dependencies: mpathlibs)
843 mpathpersist_new_api = true
844 elif cc.links(mpath_test_source_old, dependencies: mpathlibs)
845 mpathpersist = declare_dependency(dependencies: mpathlibs)
847 msg = 'Cannot detect libmpathpersist API'
849 if not mpathpersist.found()
850 if get_option('mpath').enabled()
853 warning(msg + ', disabling')
861 if have_system and get_option('curses').allowed()
863 #if defined(__APPLE__) || defined(__OpenBSD__)
864 #define _XOPEN_SOURCE_EXTENDED 1
871 setlocale(LC_ALL, "");
873 addwstr(L"wide chars\n");
875 add_wch(WACS_DEGREE);
879 curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw']
880 curses = dependency(curses_dep_list,
882 method: 'pkg-config',
883 kwargs: static_kwargs)
884 msg = get_option('curses').enabled() ? 'curses library not found' : ''
885 curses_compile_args = ['-DNCURSES_WIDECHAR=1']
887 if cc.links(curses_test, args: curses_compile_args, dependencies: [curses])
888 curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses])
890 msg = 'curses package not usable'
894 if not curses.found()
895 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
896 if targetos != 'windows' and not has_curses_h
897 message('Trying with /usr/include/ncursesw')
898 curses_compile_args += ['-I/usr/include/ncursesw']
899 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
902 curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw'])
903 foreach curses_libname : curses_libname_list
904 libcurses = cc.find_library(curses_libname,
906 kwargs: static_kwargs)
908 if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses)
909 curses = declare_dependency(compile_args: curses_compile_args,
910 dependencies: [libcurses])
913 msg = 'curses library not usable'
919 if get_option('iconv').allowed()
920 foreach link_args : [ ['-liconv'], [] ]
921 # Programs will be linked with glib and this will bring in libiconv on FreeBSD.
922 # We need to use libiconv if available because mixing libiconv's headers with
923 # the system libc does not work.
924 # However, without adding glib to the dependencies -L/usr/local/lib will not be
925 # included in the command line and libiconv will not be found.
929 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
930 return conv != (iconv_t) -1;
931 }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args)
932 iconv = declare_dependency(link_args: link_args, dependencies: glib)
937 if curses.found() and not iconv.found()
938 if get_option('iconv').enabled()
939 error('iconv not available')
941 msg = 'iconv required for curses UI but not available'
944 if not curses.found() and msg != ''
945 if get_option('curses').enabled()
948 warning(msg + ', disabling')
954 if not get_option('brlapi').auto() or have_system
955 brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'],
956 required: get_option('brlapi'),
957 kwargs: static_kwargs)
958 if brlapi.found() and not cc.links('''
961 int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi)
963 if get_option('brlapi').enabled()
964 error('could not link brlapi')
966 warning('could not link brlapi, disabling')
972 if not get_option('sdl').auto() or have_system
973 sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs)
974 sdl_image = not_found
977 # work around 2.0.8 bug
978 sdl = declare_dependency(compile_args: '-Wno-undef',
980 sdl_image = dependency('SDL2_image', required: get_option('sdl_image'),
981 method: 'pkg-config', kwargs: static_kwargs)
983 if get_option('sdl_image').enabled()
984 error('sdl-image required, but SDL was @0@'.format(
985 get_option('sdl').disabled() ? 'disabled' : 'not found'))
987 sdl_image = not_found
991 if not get_option('rbd').auto() or have_block
992 librados = cc.find_library('rados', required: get_option('rbd'),
993 kwargs: static_kwargs)
994 librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'],
995 required: get_option('rbd'),
996 kwargs: static_kwargs)
997 if librados.found() and librbd.found()
1000 #include <rbd/librbd.h>
1003 rados_create(&cluster, NULL);
1004 #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0)
1008 }''', dependencies: [librbd, librados])
1009 rbd = declare_dependency(dependencies: [librbd, librados])
1010 elif get_option('rbd').enabled()
1011 error('librbd >= 1.12.0 required')
1013 warning('librbd >= 1.12.0 not found, disabling')
1018 glusterfs = not_found
1019 glusterfs_ftruncate_has_stat = false
1020 glusterfs_iocb_has_stat = false
1021 if not get_option('glusterfs').auto() or have_block
1022 glusterfs = dependency('glusterfs-api', version: '>=3',
1023 required: get_option('glusterfs'),
1024 method: 'pkg-config', kwargs: static_kwargs)
1025 if glusterfs.found()
1026 glusterfs_ftruncate_has_stat = cc.links('''
1027 #include <glusterfs/api/glfs.h>
1032 /* new glfs_ftruncate() passes two additional args */
1033 return glfs_ftruncate(NULL, 0, NULL, NULL);
1035 ''', dependencies: glusterfs)
1036 glusterfs_iocb_has_stat = cc.links('''
1037 #include <glusterfs/api/glfs.h>
1039 /* new glfs_io_cbk() passes two additional glfs_stat structs */
1041 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
1047 glfs_io_cbk iocb = &glusterfs_iocb;
1048 iocb(NULL, 0 , NULL, NULL, NULL);
1051 ''', dependencies: glusterfs)
1056 if not get_option('libssh').auto() or have_block
1057 libssh = dependency('libssh', version: '>=0.8.7',
1058 method: 'pkg-config',
1059 required: get_option('libssh'),
1060 kwargs: static_kwargs)
1063 libbzip2 = not_found
1064 if not get_option('bzip2').auto() or have_block
1065 libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'],
1066 required: get_option('bzip2'),
1067 kwargs: static_kwargs)
1068 if libbzip2.found() and not cc.links('''
1070 int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2)
1071 libbzip2 = not_found
1072 if get_option('bzip2').enabled()
1073 error('could not link libbzip2')
1075 warning('could not link libbzip2, disabling')
1080 liblzfse = not_found
1081 if not get_option('lzfse').auto() or have_block
1082 liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'],
1083 required: get_option('lzfse'),
1084 kwargs: static_kwargs)
1086 if liblzfse.found() and not cc.links('''
1088 int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse)
1089 liblzfse = not_found
1090 if get_option('lzfse').enabled()
1091 error('could not link liblzfse')
1093 warning('could not link liblzfse, disabling')
1098 if get_option('oss').allowed() and have_system
1099 if not cc.has_header('sys/soundcard.h')
1101 elif targetos == 'netbsd'
1102 oss = cc.find_library('ossaudio', required: get_option('oss'),
1103 kwargs: static_kwargs)
1105 oss = declare_dependency()
1109 if get_option('oss').enabled()
1110 error('OSS not found')
1115 if not get_option('dsound').auto() or (targetos == 'windows' and have_system)
1116 if cc.has_header('dsound.h')
1117 dsound = declare_dependency(link_args: ['-lole32', '-ldxguid'])
1120 if not dsound.found()
1121 if get_option('dsound').enabled()
1122 error('DirectSound not found')
1127 coreaudio = not_found
1128 if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system)
1129 coreaudio = dependency('appleframeworks', modules: 'CoreAudio',
1130 required: get_option('coreaudio'))
1134 if not get_option('opengl').auto() or have_system or have_vhost_user_gpu
1135 epoxy = dependency('epoxy', method: 'pkg-config',
1136 required: get_option('opengl'), kwargs: static_kwargs)
1137 if cc.has_header('epoxy/egl.h', dependencies: epoxy)
1139 elif get_option('opengl').enabled()
1140 error('epoxy/egl.h not found')
1144 if (have_system or have_tools) and (virgl.found() or opengl.found())
1145 gbm = dependency('gbm', method: 'pkg-config', required: false,
1146 kwargs: static_kwargs)
1148 have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and opengl.found() and gbm.found()
1151 gnutls_crypto = not_found
1152 if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system)
1153 # For general TLS support our min gnutls matches
1154 # that implied by our platform support matrix
1156 # For the crypto backends, we look for a newer
1159 # Version 3.6.8 is needed to get XTS
1160 # Version 3.6.13 is needed to get PBKDF
1161 # Version 3.6.14 is needed to get HW accelerated XTS
1163 # If newer enough gnutls isn't available, we can
1164 # still use a different crypto backend to satisfy
1165 # the platform support requirements
1166 gnutls_crypto = dependency('gnutls', version: '>=3.6.14',
1167 method: 'pkg-config',
1169 kwargs: static_kwargs)
1170 if gnutls_crypto.found()
1171 gnutls = gnutls_crypto
1173 # Our min version if all we need is TLS
1174 gnutls = dependency('gnutls', version: '>=3.5.18',
1175 method: 'pkg-config',
1176 required: get_option('gnutls'),
1177 kwargs: static_kwargs)
1181 # We prefer use of gnutls for crypto, unless the options
1182 # explicitly asked for nettle or gcrypt.
1184 # If gnutls isn't available for crypto, then we'll prefer
1185 # gcrypt over nettle for performance reasons.
1191 if get_option('nettle').enabled() and get_option('gcrypt').enabled()
1192 error('Only one of gcrypt & nettle can be enabled')
1195 # Explicit nettle/gcrypt request, so ignore gnutls for crypto
1196 if get_option('nettle').enabled() or get_option('gcrypt').enabled()
1197 gnutls_crypto = not_found
1200 if not gnutls_crypto.found()
1201 if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled()
1202 gcrypt = dependency('libgcrypt', version: '>=1.8',
1203 method: 'config-tool',
1204 required: get_option('gcrypt'),
1205 kwargs: static_kwargs)
1206 # Debian has removed -lgpg-error from libgcrypt-config
1207 # as it "spreads unnecessary dependencies" which in
1208 # turn breaks static builds...
1209 if gcrypt.found() and enable_static
1210 gcrypt = declare_dependency(dependencies: [
1212 cc.find_library('gpg-error', required: true, kwargs: static_kwargs)])
1215 if (not get_option('nettle').auto() or have_system) and not gcrypt.found()
1216 nettle = dependency('nettle', version: '>=3.4',
1217 method: 'pkg-config',
1218 required: get_option('nettle'),
1219 kwargs: static_kwargs)
1220 if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle)
1226 gmp = dependency('gmp', required: false, method: 'pkg-config', kwargs: static_kwargs)
1227 if nettle.found() and gmp.found()
1228 hogweed = dependency('hogweed', version: '>=3.4',
1229 method: 'pkg-config',
1230 required: get_option('nettle'),
1231 kwargs: static_kwargs)
1238 if not get_option('gtk').auto() or have_system
1239 gtk = dependency('gtk+-3.0', version: '>=3.22.0',
1240 method: 'pkg-config',
1241 required: get_option('gtk'),
1242 kwargs: static_kwargs)
1244 gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0',
1245 method: 'pkg-config',
1247 kwargs: static_kwargs)
1248 gtk = declare_dependency(dependencies: [gtk, gtkx11])
1250 if not get_option('vte').auto() or have_system
1251 vte = dependency('vte-2.91',
1252 method: 'pkg-config',
1253 required: get_option('vte'),
1254 kwargs: static_kwargs)
1261 x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(),
1262 kwargs: static_kwargs)
1265 if get_option('png').allowed() and have_system
1266 png = dependency('libpng', version: '>=1.6.34', required: get_option('png'),
1267 method: 'pkg-config', kwargs: static_kwargs)
1272 if get_option('vnc').allowed() and have_system
1273 vnc = declare_dependency() # dummy dependency
1274 jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'),
1275 method: 'pkg-config', kwargs: static_kwargs)
1276 sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'],
1277 required: get_option('vnc_sasl'),
1278 kwargs: static_kwargs)
1280 sasl = declare_dependency(dependencies: sasl,
1281 compile_args: '-DSTRUCT_IOVEC_DEFINED')
1286 if not get_option('auth_pam').auto() or have_system
1287 pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'],
1288 required: get_option('auth_pam'),
1289 kwargs: static_kwargs)
1291 if pam.found() and not cc.links('''
1293 #include <security/pam_appl.h>
1295 const char *service_name = "qemu";
1296 const char *user = "frank";
1297 const struct pam_conv pam_conv = { 0 };
1298 pam_handle_t *pamh = NULL;
1299 pam_start(service_name, user, &pam_conv, &pamh);
1301 }''', dependencies: pam)
1303 if get_option('auth_pam').enabled()
1304 error('could not link libpam')
1306 warning('could not link libpam, disabling')
1311 if not get_option('snappy').auto() or have_system
1312 snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'],
1313 required: get_option('snappy'),
1314 kwargs: static_kwargs)
1316 if snappy.found() and not linker.links('''
1317 #include <snappy-c.h>
1318 int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy)
1320 if get_option('snappy').enabled()
1321 error('could not link libsnappy')
1323 warning('could not link libsnappy, disabling')
1328 if not get_option('lzo').auto() or have_system
1329 lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'],
1330 required: get_option('lzo'),
1331 kwargs: static_kwargs)
1333 if lzo.found() and not cc.links('''
1334 #include <lzo/lzo1x.h>
1335 int main(void) { lzo_version(); return 0; }''', dependencies: lzo)
1337 if get_option('lzo').enabled()
1338 error('could not link liblzo2')
1340 warning('could not link liblzo2, disabling')
1345 if not get_option('numa').auto() or have_system or have_tools
1346 numa = cc.find_library('numa', has_headers: ['numa.h'],
1347 required: get_option('numa'),
1348 kwargs: static_kwargs)
1350 if numa.found() and not cc.links('''
1352 int main(void) { return numa_available(); }
1353 ''', dependencies: numa)
1355 if get_option('numa').enabled()
1356 error('could not link numa')
1358 warning('could not link numa, disabling')
1363 if not get_option('rdma').auto() or have_system
1364 libumad = cc.find_library('ibumad', required: get_option('rdma'))
1365 rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'],
1366 required: get_option('rdma'),
1367 kwargs: static_kwargs),
1368 cc.find_library('ibverbs', required: get_option('rdma'),
1369 kwargs: static_kwargs),
1371 rdma = declare_dependency(dependencies: rdma_libs)
1372 foreach lib: rdma_libs
1380 if get_option('xen').enabled() or (get_option('xen').auto() and have_system)
1381 xencontrol = dependency('xencontrol', required: false,
1382 method: 'pkg-config', kwargs: static_kwargs)
1383 if xencontrol.found()
1384 xen_pc = declare_dependency(version: xencontrol.version(),
1387 # disabler: true makes xen_pc.found() return false if any is not found
1388 dependency('xenstore', required: false,
1389 method: 'pkg-config', kwargs: static_kwargs,
1391 dependency('xenforeignmemory', required: false,
1392 method: 'pkg-config', kwargs: static_kwargs,
1394 dependency('xengnttab', required: false,
1395 method: 'pkg-config', kwargs: static_kwargs,
1397 dependency('xenevtchn', required: false,
1398 method: 'pkg-config', kwargs: static_kwargs,
1400 dependency('xendevicemodel', required: false,
1401 method: 'pkg-config', kwargs: static_kwargs,
1403 # optional, no "disabler: true"
1404 dependency('xentoolcore', required: false,
1405 method: 'pkg-config', kwargs: static_kwargs)])
1411 xen_tests = [ '4.11.0', '4.10.0', '4.9.0', '4.8.0', '4.7.1', '4.6.0', '4.5.0', '4.2.0' ]
1413 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1414 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1415 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1416 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1417 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1418 '4.6.0': [ 'xenstore', 'xenctrl' ],
1419 '4.5.0': [ 'xenstore', 'xenctrl' ],
1420 '4.2.0': [ 'xenstore', 'xenctrl' ],
1423 foreach ver: xen_tests
1424 # cache the various library tests to avoid polluting the logs
1426 foreach l: xen_libs[ver]
1427 if l not in xen_deps
1428 xen_deps += { l: cc.find_library(l, required: false) }
1430 xen_test_deps += xen_deps[l]
1433 # Use -D to pick just one of the test programs in scripts/xen-detect.c
1434 xen_version = ver.split('.')
1435 xen_ctrl_version = xen_version[0] + \
1436 ('0' + xen_version[1]).substring(-2) + \
1437 ('0' + xen_version[2]).substring(-2)
1438 if cc.links(files('scripts/xen-detect.c'),
1439 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version,
1440 dependencies: xen_test_deps)
1441 xen = declare_dependency(version: ver, dependencies: xen_test_deps)
1447 accelerators += 'CONFIG_XEN'
1448 elif get_option('xen').enabled()
1449 error('could not compile and link Xen test program')
1452 have_xen_pci_passthrough = get_option('xen_pci_passthrough') \
1453 .require(xen.found(),
1454 error_message: 'Xen PCI passthrough requested but Xen not enabled') \
1455 .require(targetos == 'linux',
1456 error_message: 'Xen PCI passthrough not available on this platform') \
1461 if not get_option('smartcard').auto() or have_system
1462 cacard = dependency('libcacard', required: get_option('smartcard'),
1463 version: '>=2.5.1', method: 'pkg-config',
1464 kwargs: static_kwargs)
1468 u2f = dependency('u2f-emu', required: get_option('u2f'),
1469 method: 'pkg-config',
1470 kwargs: static_kwargs)
1474 canokey = dependency('canokey-qemu', required: get_option('canokey'),
1475 method: 'pkg-config',
1476 kwargs: static_kwargs)
1478 usbredir = not_found
1479 if not get_option('usb_redir').auto() or have_system
1480 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'),
1481 version: '>=0.6', method: 'pkg-config',
1482 kwargs: static_kwargs)
1485 if not get_option('libusb').auto() or have_system
1486 libusb = dependency('libusb-1.0', required: get_option('libusb'),
1487 version: '>=1.0.13', method: 'pkg-config',
1488 kwargs: static_kwargs)
1492 if not get_option('libpmem').auto() or have_system
1493 libpmem = dependency('libpmem', required: get_option('libpmem'),
1494 method: 'pkg-config', kwargs: static_kwargs)
1496 libdaxctl = not_found
1497 if not get_option('libdaxctl').auto() or have_system
1498 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'),
1499 version: '>=57', method: 'pkg-config',
1500 kwargs: static_kwargs)
1504 tasn1 = dependency('libtasn1',
1505 method: 'pkg-config',
1506 kwargs: static_kwargs)
1508 keyutils = dependency('libkeyutils', required: false,
1509 method: 'pkg-config', kwargs: static_kwargs)
1511 has_gettid = cc.has_function('gettid')
1514 selinux = dependency('libselinux',
1515 required: get_option('selinux'),
1516 method: 'pkg-config', kwargs: static_kwargs)
1521 if get_option('malloc') == 'system'
1523 get_option('malloc_trim').allowed() and \
1524 cc.links('''#include <malloc.h>
1525 int main(void) { malloc_trim(0); return 0; }''')
1527 has_malloc_trim = false
1528 malloc = cc.find_library(get_option('malloc'), required: true)
1530 if not has_malloc_trim and get_option('malloc_trim').enabled()
1531 if get_option('malloc') == 'system'
1532 error('malloc_trim not available on this platform.')
1534 error('malloc_trim not available with non-libc memory allocator')
1538 # Check whether the glibc provides statx()
1540 gnu_source_prefix = '''
1545 statx_test = gnu_source_prefix + '''
1546 #include <sys/stat.h>
1548 struct statx statxbuf;
1549 statx(0, "", 0, STATX_BASIC_STATS, &statxbuf);
1553 has_statx = cc.links(statx_test)
1555 # Check whether statx() provides mount ID information
1557 statx_mnt_id_test = gnu_source_prefix + '''
1558 #include <sys/stat.h>
1560 struct statx statxbuf;
1561 statx(0, "", 0, STATX_BASIC_STATS | STATX_MNT_ID, &statxbuf);
1562 return statxbuf.stx_mnt_id;
1565 has_statx_mnt_id = cc.links(statx_mnt_id_test)
1567 have_vhost_user_blk_server = get_option('vhost_user_blk_server') \
1568 .require(targetos == 'linux',
1569 error_message: 'vhost_user_blk_server requires linux') \
1570 .require(have_vhost_user,
1571 error_message: 'vhost_user_blk_server requires vhost-user support') \
1572 .disable_auto_if(not have_tools and not have_system) \
1575 if get_option('fuse').disabled() and get_option('fuse_lseek').enabled()
1576 error('Cannot enable fuse-lseek while fuse is disabled')
1579 fuse = dependency('fuse3', required: get_option('fuse'),
1580 version: '>=3.1', method: 'pkg-config',
1581 kwargs: static_kwargs)
1583 fuse_lseek = not_found
1584 if get_option('fuse_lseek').allowed()
1585 if fuse.version().version_compare('>=3.8')
1587 fuse_lseek = declare_dependency()
1588 elif get_option('fuse_lseek').enabled()
1590 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version())
1592 error('fuse-lseek requires libfuse, which was not found')
1597 have_libvduse = (targetos == 'linux')
1598 if get_option('libvduse').enabled()
1599 if targetos != 'linux'
1600 error('libvduse requires linux')
1602 elif get_option('libvduse').disabled()
1603 have_libvduse = false
1606 have_vduse_blk_export = (have_libvduse and targetos == 'linux')
1607 if get_option('vduse_blk_export').enabled()
1608 if targetos != 'linux'
1609 error('vduse_blk_export requires linux')
1610 elif not have_libvduse
1611 error('vduse_blk_export requires libvduse support')
1613 elif get_option('vduse_blk_export').disabled()
1614 have_vduse_blk_export = false
1618 libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config')
1619 if libbpf.found() and not cc.links('''
1620 #include <bpf/libbpf.h>
1623 bpf_object__destroy_skeleton(NULL);
1625 }''', dependencies: libbpf)
1627 if get_option('bpf').enabled()
1628 error('libbpf skeleton test failed')
1630 warning('libbpf skeleton test failed, disabling')
1638 audio_drivers_selected = []
1640 audio_drivers_available = {
1641 'alsa': alsa.found(),
1642 'coreaudio': coreaudio.found(),
1643 'dsound': dsound.found(),
1644 'jack': jack.found(),
1646 'pa': pulse.found(),
1648 'sndio': sndio.found(),
1650 foreach k, v: audio_drivers_available
1651 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v)
1654 # Default to native drivers first, OSS second, SDL third
1655 audio_drivers_priority = \
1656 [ 'pa', 'coreaudio', 'dsound', 'sndio', 'oss' ] + \
1657 (targetos == 'linux' ? [] : [ 'sdl' ])
1658 audio_drivers_default = []
1659 foreach k: audio_drivers_priority
1660 if audio_drivers_available[k]
1661 audio_drivers_default += k
1665 foreach k: get_option('audio_drv_list')
1667 audio_drivers_selected += audio_drivers_default
1668 elif not audio_drivers_available[k]
1669 error('Audio driver "@0@" not available.'.format(k))
1671 audio_drivers_selected += k
1675 config_host_data.set('CONFIG_AUDIO_DRIVERS',
1676 '"' + '", "'.join(audio_drivers_selected) + '", ')
1678 if get_option('cfi')
1680 # Check for dependency on LTO
1681 if not get_option('b_lto')
1682 error('Selected Control-Flow Integrity but LTO is disabled')
1684 if config_host.has_key('CONFIG_MODULES')
1685 error('Selected Control-Flow Integrity is not compatible with modules')
1687 # Check for cfi flags. CFI requires LTO so we can't use
1688 # get_supported_arguments, but need a more complex "compiles" which allows
1690 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall',
1691 args: ['-flto', '-fsanitize=cfi-icall'] )
1692 cfi_flags += '-fsanitize=cfi-icall'
1694 error('-fsanitize=cfi-icall is not supported by the compiler')
1696 if cc.compiles('int main () { return 0; }',
1697 name: '-fsanitize-cfi-icall-generalize-pointers',
1698 args: ['-flto', '-fsanitize=cfi-icall',
1699 '-fsanitize-cfi-icall-generalize-pointers'] )
1700 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers'
1702 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler')
1704 if get_option('cfi_debug')
1705 if cc.compiles('int main () { return 0; }',
1706 name: '-fno-sanitize-trap=cfi-icall',
1707 args: ['-flto', '-fsanitize=cfi-icall',
1708 '-fno-sanitize-trap=cfi-icall'] )
1709 cfi_flags += '-fno-sanitize-trap=cfi-icall'
1711 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
1714 add_global_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1715 add_global_link_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1718 have_host_block_device = (targetos != 'darwin' or
1719 cc.has_header('IOKit/storage/IOMedia.h'))
1721 dbus_display = get_option('dbus_display') \
1722 .require(gio.version().version_compare('>=2.64'),
1723 error_message: '-display dbus requires glib>=2.64') \
1724 .require(gdbus_codegen.found(),
1725 error_message: gdbus_codegen_error.format('-display dbus')) \
1726 .require(opengl.found() and gbm.found(),
1727 error_message: '-display dbus requires epoxy/egl and gbm') \
1730 have_virtfs = get_option('virtfs') \
1731 .require(targetos == 'linux' or targetos == 'darwin',
1732 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \
1733 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'),
1734 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \
1735 .require(targetos == 'darwin' or (libattr.found() and libcap_ng.found()),
1736 error_message: 'virtio-9p (virtfs) on Linux requires libcap-ng-devel and libattr-devel') \
1737 .disable_auto_if(not have_tools and not have_system) \
1740 have_virtfs_proxy_helper = targetos != 'darwin' and have_virtfs and have_tools
1742 if get_option('block_drv_ro_whitelist') == ''
1743 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '')
1745 config_host_data.set('CONFIG_BDRV_RO_WHITELIST',
1746 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ')
1748 if get_option('block_drv_rw_whitelist') == ''
1749 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '')
1751 config_host_data.set('CONFIG_BDRV_RW_WHITELIST',
1752 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ')
1755 foreach k : get_option('trace_backends')
1756 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true)
1758 config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file'))
1759 config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority'))
1761 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path())
1763 config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir'))
1764 config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix'))
1765 config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir)
1766 config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir)
1767 config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir)
1769 qemu_firmwarepath = ''
1770 foreach k : get_option('qemu_firmwarepath')
1771 qemu_firmwarepath += '"' + get_option('prefix') / k + '", '
1773 config_host_data.set('CONFIG_QEMU_FIRMWAREPATH', qemu_firmwarepath)
1775 config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir'))
1776 config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir)
1777 config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir'))
1778 config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir'))
1779 config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir)
1780 config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir'))
1782 if config_host.has_key('CONFIG_MODULES')
1783 config_host_data.set('CONFIG_STAMP', run_command(
1784 meson.current_source_dir() / 'scripts/qemu-stamp.py',
1785 meson.project_version(), get_option('pkgversion'), '--',
1786 meson.current_source_dir() / 'configure',
1787 capture: true, check: true).stdout().strip())
1790 have_slirp_smbd = get_option('slirp_smbd') \
1791 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \
1794 smbd_path = get_option('smbd')
1796 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd')
1798 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path)
1801 config_host_data.set('HOST_' + host_arch.to_upper(), 1)
1803 if get_option('module_upgrades') and not enable_modules
1804 error('Cannot enable module-upgrades as modules are not enabled')
1806 config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades'))
1808 config_host_data.set('CONFIG_ATTR', libattr.found())
1809 config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools'))
1810 config_host_data.set('CONFIG_BRLAPI', brlapi.found())
1811 config_host_data.set('CONFIG_COCOA', cocoa.found())
1812 config_host_data.set('CONFIG_FUZZ', get_option('fuzzing'))
1813 config_host_data.set('CONFIG_GCOV', get_option('b_coverage'))
1814 config_host_data.set('CONFIG_LIBUDEV', libudev.found())
1815 config_host_data.set('CONFIG_LZO', lzo.found())
1816 config_host_data.set('CONFIG_MPATH', mpathpersist.found())
1817 config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api)
1818 config_host_data.set('CONFIG_CURL', curl.found())
1819 config_host_data.set('CONFIG_CURSES', curses.found())
1820 config_host_data.set('CONFIG_GBM', gbm.found())
1821 config_host_data.set('CONFIG_GIO', gio.found())
1822 config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found())
1823 if glusterfs.found()
1824 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4'))
1825 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5'))
1826 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6'))
1827 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6'))
1828 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat)
1829 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat)
1831 config_host_data.set('CONFIG_GTK', gtk.found())
1832 config_host_data.set('CONFIG_VTE', vte.found())
1833 config_host_data.set('CONFIG_LIBATTR', have_old_libattr)
1834 config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found())
1835 config_host_data.set('CONFIG_EBPF', libbpf.found())
1836 config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found())
1837 config_host_data.set('CONFIG_LIBISCSI', libiscsi.found())
1838 config_host_data.set('CONFIG_LIBNFS', libnfs.found())
1839 config_host_data.set('CONFIG_LIBSSH', libssh.found())
1840 config_host_data.set('CONFIG_LINUX_AIO', libaio.found())
1841 config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found())
1842 config_host_data.set('CONFIG_LIBPMEM', libpmem.found())
1843 config_host_data.set('CONFIG_NUMA', numa.found())
1844 config_host_data.set('CONFIG_OPENGL', opengl.found())
1845 config_host_data.set('CONFIG_PROFILER', get_option('profiler'))
1846 config_host_data.set('CONFIG_RBD', rbd.found())
1847 config_host_data.set('CONFIG_RDMA', rdma.found())
1848 config_host_data.set('CONFIG_SDL', sdl.found())
1849 config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found())
1850 config_host_data.set('CONFIG_SECCOMP', seccomp.found())
1851 config_host_data.set('CONFIG_SNAPPY', snappy.found())
1852 config_host_data.set('CONFIG_TPM', have_tpm)
1853 config_host_data.set('CONFIG_USB_LIBUSB', libusb.found())
1854 config_host_data.set('CONFIG_VDE', vde.found())
1855 config_host_data.set('CONFIG_VHOST_NET', have_vhost_net)
1856 config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user)
1857 config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa)
1858 config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel)
1859 config_host_data.set('CONFIG_VHOST_USER', have_vhost_user)
1860 config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto)
1861 config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa)
1862 config_host_data.set('CONFIG_VMNET', vmnet.found())
1863 config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server)
1864 config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export)
1865 config_host_data.set('CONFIG_PNG', png.found())
1866 config_host_data.set('CONFIG_VNC', vnc.found())
1867 config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
1868 config_host_data.set('CONFIG_VNC_SASL', sasl.found())
1869 config_host_data.set('CONFIG_VIRTFS', have_virtfs)
1870 config_host_data.set('CONFIG_VTE', vte.found())
1871 config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found())
1872 config_host_data.set('CONFIG_KEYUTILS', keyutils.found())
1873 config_host_data.set('CONFIG_GETTID', has_gettid)
1874 config_host_data.set('CONFIG_GNUTLS', gnutls.found())
1875 config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found())
1876 config_host_data.set('CONFIG_TASN1', tasn1.found())
1877 config_host_data.set('CONFIG_GCRYPT', gcrypt.found())
1878 config_host_data.set('CONFIG_NETTLE', nettle.found())
1879 config_host_data.set('CONFIG_HOGWEED', hogweed.found())
1880 config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private')
1881 config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim)
1882 config_host_data.set('CONFIG_STATX', has_statx)
1883 config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id)
1884 config_host_data.set('CONFIG_ZSTD', zstd.found())
1885 config_host_data.set('CONFIG_FUSE', fuse.found())
1886 config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found())
1887 config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found())
1888 if spice_protocol.found()
1889 config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0])
1890 config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1])
1891 config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2])
1893 config_host_data.set('CONFIG_SPICE', spice.found())
1894 config_host_data.set('CONFIG_X11', x11.found())
1895 config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display)
1896 config_host_data.set('CONFIG_CFI', get_option('cfi'))
1897 config_host_data.set('CONFIG_SELINUX', selinux.found())
1898 config_host_data.set('CONFIG_XEN_BACKEND', xen.found())
1900 # protect from xen.version() having less than three components
1901 xen_version = xen.version().split('.') + ['0', '0']
1902 xen_ctrl_version = xen_version[0] + \
1903 ('0' + xen_version[1]).substring(-2) + \
1904 ('0' + xen_version[2]).substring(-2)
1905 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version)
1907 config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version()))
1908 config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0])
1909 config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
1910 config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
1912 config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf)
1913 config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device)
1915 have_coroutine_pool = get_option('coroutine_pool')
1916 if get_option('debug_stack_usage') and have_coroutine_pool
1917 message('Disabling coroutine pool to measure stack usage')
1918 have_coroutine_pool = false
1920 config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool)
1921 config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex'))
1922 config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage'))
1923 config_host_data.set('CONFIG_GPROF', get_option('gprof'))
1924 config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed())
1925 config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug'))
1926 config_host_data.set('CONFIG_REPLICATION', get_option('replication').allowed())
1929 config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h'))
1930 config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h'))
1931 config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h'))
1932 config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
1933 config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
1934 config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
1935 config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h'))
1936 config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
1937 config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
1938 if targetos == 'windows'
1939 config_host_data.set('HAVE_AFUNIX_H', cc.has_header('afunix.h'))
1943 config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4'))
1944 config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime'))
1945 config_host_data.set('CONFIG_DUP3', cc.has_function('dup3'))
1946 config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate'))
1947 config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate'))
1948 # Note that we need to specify prefix: here to avoid incorrectly
1949 # thinking that Windows has posix_memalign()
1950 config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>'))
1951 config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc'))
1952 config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc'))
1953 config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign'))
1954 config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll'))
1955 config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>'))
1956 config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np'))
1957 config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile'))
1958 config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare'))
1959 config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs'))
1960 config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range'))
1961 config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create'))
1962 config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range'))
1963 config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs'))
1964 config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util))
1965 config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul'))
1966 config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>'))
1968 config_host_data.set('HAVE_RBD_NAMESPACE_EXISTS',
1969 cc.has_function('rbd_namespace_exists',
1971 prefix: '#include <rbd/librbd.h>'))
1974 config_host_data.set('HAVE_IBV_ADVISE_MR',
1975 cc.has_function('ibv_advise_mr',
1977 prefix: '#include <infiniband/verbs.h>'))
1981 config_host_data.set('CONFIG_BYTESWAP_H',
1982 cc.has_header_symbol('byteswap.h', 'bswap_32'))
1983 config_host_data.set('CONFIG_EPOLL_CREATE1',
1984 cc.has_header_symbol('sys/epoll.h', 'epoll_create1'))
1985 config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE',
1986 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and
1987 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE'))
1988 config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE',
1989 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE'))
1990 config_host_data.set('CONFIG_FIEMAP',
1991 cc.has_header('linux/fiemap.h') and
1992 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP'))
1993 config_host_data.set('CONFIG_GETRANDOM',
1994 cc.has_function('getrandom') and
1995 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK'))
1996 config_host_data.set('CONFIG_INOTIFY',
1997 cc.has_header_symbol('sys/inotify.h', 'inotify_init'))
1998 config_host_data.set('CONFIG_INOTIFY1',
1999 cc.has_header_symbol('sys/inotify.h', 'inotify_init1'))
2000 config_host_data.set('CONFIG_MACHINE_BSWAP_H',
2001 cc.has_header_symbol('machine/bswap.h', 'bswap32',
2002 prefix: '''#include <sys/endian.h>
2003 #include <sys/types.h>'''))
2004 config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK',
2005 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK'))
2006 config_host_data.set('CONFIG_RTNETLINK',
2007 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN'))
2008 config_host_data.set('CONFIG_SYSMACROS',
2009 cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
2010 config_host_data.set('HAVE_OPTRESET',
2011 cc.has_header_symbol('getopt.h', 'optreset'))
2012 config_host_data.set('HAVE_IPPROTO_MPTCP',
2013 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP'))
2014 config_host_data.set('HAVE_SYS_MOUNT_FSCONFIG',
2015 cc.has_header_symbol('sys/mount.h', 'FSCONFIG_SET_FLAG'))
2018 config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID',
2019 cc.has_member('struct sigevent', 'sigev_notify_thread_id',
2020 prefix: '#include <signal.h>'))
2021 config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM',
2022 cc.has_member('struct stat', 'st_atim',
2023 prefix: '#include <sys/stat.h>'))
2026 config_host_data.set('CONFIG_IOVEC',
2027 cc.has_type('struct iovec',
2028 prefix: '#include <sys/uio.h>'))
2029 config_host_data.set('HAVE_UTMPX',
2030 cc.has_type('struct utmpx',
2031 prefix: '#include <utmpx.h>'))
2033 config_host_data.set('CONFIG_EVENTFD', cc.links('''
2034 #include <sys/eventfd.h>
2035 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }'''))
2036 config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + '''
2039 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
2040 return fdatasync(0);
2042 #error Not supported
2046 has_madvise = cc.links(gnu_source_prefix + '''
2047 #include <sys/types.h>
2048 #include <sys/mman.h>
2050 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''')
2051 missing_madvise_proto = false
2053 # Some platforms (illumos and Solaris before Solaris 11) provide madvise()
2054 # but forget to prototype it. In this case, has_madvise will be true (the
2055 # test program links despite a compile warning). To detect the
2056 # missing-prototype case, we try again with a definitely-bogus prototype.
2057 # This will only compile if the system headers don't provide the prototype;
2058 # otherwise the conflicting prototypes will cause a compiler error.
2059 missing_madvise_proto = cc.links(gnu_source_prefix + '''
2060 #include <sys/types.h>
2061 #include <sys/mman.h>
2063 extern int madvise(int);
2064 int main(void) { return madvise(0); }''')
2066 config_host_data.set('CONFIG_MADVISE', has_madvise)
2067 config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto)
2069 config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + '''
2070 #include <sys/mman.h>
2071 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }'''))
2072 config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + '''
2074 #if !defined(AT_EMPTY_PATH)
2075 # error missing definition
2077 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
2079 config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + '''
2080 #include <sys/mman.h>
2082 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }'''))
2084 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + '''
2085 #include <pthread.h>
2087 static void *f(void *p) { return NULL; }
2091 pthread_create(&thread, 0, f, 0);
2092 pthread_setname_np(thread, "QEMU");
2094 }''', dependencies: threads))
2095 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + '''
2096 #include <pthread.h>
2098 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
2102 pthread_create(&thread, 0, f, 0);
2104 }''', dependencies: threads))
2105 config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + '''
2106 #include <pthread.h>
2111 pthread_condattr_t attr
2112 pthread_condattr_init(&attr);
2113 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC);
2115 }''', dependencies: threads))
2117 config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + '''
2118 #include <sys/signalfd.h>
2120 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }'''))
2121 config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + '''
2129 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2130 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2134 config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + '''
2135 #include <sys/mman.h>
2136 int main(int argc, char *argv[]) {
2137 return mlockall(MCL_FUTURE);
2141 if get_option('l2tpv3').allowed() and have_system
2142 have_l2tpv3 = cc.has_type('struct mmsghdr',
2143 prefix: gnu_source_prefix + '''
2144 #include <sys/socket.h>
2145 #include <linux/ip.h>''')
2147 config_host_data.set('CONFIG_L2TPV3', have_l2tpv3)
2150 if get_option('netmap').allowed() and have_system
2151 have_netmap = cc.compiles('''
2152 #include <inttypes.h>
2154 #include <net/netmap.h>
2155 #include <net/netmap_user.h>
2156 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2159 int main(void) { return 0; }''')
2160 if not have_netmap and get_option('netmap').enabled()
2161 error('Netmap headers not available')
2164 config_host_data.set('CONFIG_NETMAP', have_netmap)
2166 # Work around a system header bug with some kernel/XFS header
2167 # versions where they both try to define 'struct fsxattr':
2168 # xfs headers will not try to redefine structs from linux headers
2169 # if this macro is set.
2170 config_host_data.set('HAVE_FSXATTR', cc.links('''
2171 #include <linux/fs.h>
2177 # Some versions of Mac OS X incorrectly define SIZE_MAX
2178 config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles('''
2181 int main(int argc, char *argv[]) {
2182 return printf("%zu", SIZE_MAX);
2183 }''', args: ['-Werror']))
2190 y = __atomic_load_n(&x, __ATOMIC_RELAXED);
2191 __atomic_store_n(&x, y, __ATOMIC_RELAXED);
2192 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
2193 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED);
2194 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED);
2198 # See if 64-bit atomic operations are supported.
2199 # Note that without __atomic builtins, we can only
2200 # assume atomic loads/stores max at pointer size.
2201 config_host_data.set('CONFIG_ATOMIC64', cc.links(atomic_test.format('uint64_t')))
2203 has_int128 = cc.links('''
2213 config_host_data.set('CONFIG_INT128', has_int128)
2216 # "do we have 128-bit atomics which are handled inline and specifically not
2217 # via libatomic". The reason we can't use libatomic is documented in the
2218 # comment starting "GCC is a house divided" in include/qemu/atomic128.h.
2219 has_atomic128 = cc.links(atomic_test.format('unsigned __int128'))
2221 config_host_data.set('CONFIG_ATOMIC128', has_atomic128)
2223 if not has_atomic128
2224 has_cmpxchg128 = cc.links('''
2227 unsigned __int128 x = 0, y = 0;
2228 __sync_val_compare_and_swap_16(&x, y, x);
2233 config_host_data.set('CONFIG_CMPXCHG128', has_cmpxchg128)
2237 config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + '''
2238 #include <sys/auxv.h>
2240 return getauxval(AT_HWCAP) == 0;
2243 config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles('''
2244 #include <linux/usbdevice_fs.h>
2246 #ifndef USBDEVFS_GET_CAPABILITIES
2247 #error "USBDEVFS_GET_CAPABILITIES undefined"
2250 #ifndef USBDEVFS_DISCONNECT_CLAIM
2251 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
2254 int main(void) { return 0; }'''))
2256 have_keyring = get_option('keyring') \
2257 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \
2258 .require(cc.compiles('''
2260 #include <asm/unistd.h>
2261 #include <linux/keyctl.h>
2262 #include <sys/syscall.h>
2265 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
2266 }'''), error_message: 'keyctl syscall not available on this system').allowed()
2267 config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring)
2269 have_cpuid_h = cc.links('''
2272 unsigned a, b, c, d;
2273 unsigned max = __get_cpuid_max(0, 0);
2276 __cpuid(1, a, b, c, d);
2280 __cpuid_count(7, 0, a, b, c, d);
2285 config_host_data.set('CONFIG_CPUID_H', have_cpuid_h)
2287 config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \
2288 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \
2289 .require(cc.links('''
2290 #pragma GCC push_options
2291 #pragma GCC target("avx2")
2293 #include <immintrin.h>
2294 static int bar(void *a) {
2295 __m256i x = *(__m256i *)a;
2296 return _mm256_testz_si256(x, x);
2298 int main(int argc, char *argv[]) { return bar(argv[0]); }
2299 '''), error_message: 'AVX2 not available').allowed())
2301 config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \
2302 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \
2303 .require(cc.links('''
2304 #pragma GCC push_options
2305 #pragma GCC target("avx512f")
2307 #include <immintrin.h>
2308 static int bar(void *a) {
2309 __m512i x = *(__m512i *)a;
2310 return _mm512_test_epi64_mask(x, x);
2312 int main(int argc, char *argv[]) { return bar(argv[0]); }
2313 '''), error_message: 'AVX512F not available').allowed())
2315 have_pvrdma = get_option('pvrdma') \
2316 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \
2317 .require(cc.compiles(gnu_source_prefix + '''
2318 #include <sys/mman.h>
2323 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
2326 }'''), error_message: 'PVRDMA requires mremap').allowed()
2329 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links('''
2330 #include <infiniband/verbs.h>
2334 struct ibv_pd *pd = NULL;
2340 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
2346 if get_option('membarrier').disabled()
2347 have_membarrier = false
2348 elif targetos == 'windows'
2349 have_membarrier = true
2350 elif targetos == 'linux'
2351 have_membarrier = cc.compiles('''
2352 #include <linux/membarrier.h>
2353 #include <sys/syscall.h>
2357 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
2358 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
2362 config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \
2363 .require(have_membarrier, error_message: 'membarrier system call not available') \
2366 have_afalg = get_option('crypto_afalg') \
2367 .require(cc.compiles(gnu_source_prefix + '''
2369 #include <sys/types.h>
2370 #include <sys/socket.h>
2371 #include <linux/if_alg.h>
2374 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
2377 '''), error_message: 'AF_ALG requested but could not be detected').allowed()
2378 config_host_data.set('CONFIG_AF_ALG', have_afalg)
2380 config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol(
2381 'linux/vm_sockets.h', 'AF_VSOCK',
2382 prefix: '#include <sys/socket.h>',
2386 have_vss_sdk = false # old xp/2003 SDK
2387 if targetos == 'windows' and link_language == 'cpp'
2388 have_vss = cxx.compiles('''
2389 #define __MIDL_user_allocate_free_DEFINED__
2391 int main(void) { return VSS_CTX_BACKUP; }''')
2392 have_vss_sdk = cxx.has_header('vscoordint.h')
2394 config_host_data.set('HAVE_VSS_SDK', have_vss_sdk)
2396 foreach k, v: config_host
2397 if k.startswith('CONFIG_')
2398 config_host_data.set(k, v == 'y' ? 1 : v)
2402 # Older versions of MinGW do not import _lock_file and _unlock_file properly.
2403 # This was fixed for v6.0.0 with commit b48e3ac8969d.
2404 if targetos == 'windows'
2405 config_host_data.set('HAVE__LOCK_FILE', cc.links('''
2411 }''', name: '_lock_file and _unlock_file'))
2414 ########################
2415 # Target configuration #
2416 ########################
2418 minikconf = find_program('scripts/minikconf.py')
2420 config_all_devices = {}
2421 config_all_disas = {}
2422 config_devices_mak_list = []
2423 config_devices_h = {}
2424 config_target_h = {}
2425 config_target_mak = {}
2428 'alpha' : ['CONFIG_ALPHA_DIS'],
2429 'avr' : ['CONFIG_AVR_DIS'],
2430 'cris' : ['CONFIG_CRIS_DIS'],
2431 'hexagon' : ['CONFIG_HEXAGON_DIS'],
2432 'hppa' : ['CONFIG_HPPA_DIS'],
2433 'i386' : ['CONFIG_I386_DIS'],
2434 'x86_64' : ['CONFIG_I386_DIS'],
2435 'm68k' : ['CONFIG_M68K_DIS'],
2436 'microblaze' : ['CONFIG_MICROBLAZE_DIS'],
2437 'mips' : ['CONFIG_MIPS_DIS'],
2438 'nios2' : ['CONFIG_NIOS2_DIS'],
2439 'or1k' : ['CONFIG_OPENRISC_DIS'],
2440 'ppc' : ['CONFIG_PPC_DIS'],
2441 'riscv' : ['CONFIG_RISCV_DIS'],
2442 'rx' : ['CONFIG_RX_DIS'],
2443 's390' : ['CONFIG_S390_DIS'],
2444 'sh4' : ['CONFIG_SH4_DIS'],
2445 'sparc' : ['CONFIG_SPARC_DIS'],
2446 'xtensa' : ['CONFIG_XTENSA_DIS'],
2447 'loongarch' : ['CONFIG_LOONGARCH_DIS'],
2449 if link_language == 'cpp'
2451 'mips' : [ 'CONFIG_MIPS_DIS', 'CONFIG_NANOMIPS_DIS'],
2455 have_ivshmem = config_host_data.get('CONFIG_EVENTFD')
2457 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \
2458 (have_tpm ? ['CONFIG_TPM=y'] : []) + \
2459 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \
2460 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \
2461 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \
2462 (x11.found() ? ['CONFIG_X11=y'] : []) + \
2463 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \
2464 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \
2465 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \
2466 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \
2467 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \
2468 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \
2469 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \
2470 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : [])
2472 ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
2474 default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
2475 actual_target_dirs = []
2477 foreach target : target_dirs
2478 config_target = { 'TARGET_NAME': target.split('-')[0] }
2479 if target.endswith('linux-user')
2480 if targetos != 'linux'
2484 error('Target @0@ is only available on a Linux host'.format(target))
2486 config_target += { 'CONFIG_LINUX_USER': 'y' }
2487 elif target.endswith('bsd-user')
2488 if 'CONFIG_BSD' not in config_host
2492 error('Target @0@ is only available on a BSD host'.format(target))
2494 config_target += { 'CONFIG_BSD_USER': 'y' }
2495 elif target.endswith('softmmu')
2496 config_target += { 'CONFIG_SOFTMMU': 'y' }
2498 if target.endswith('-user')
2500 'CONFIG_USER_ONLY': 'y',
2501 'CONFIG_QEMU_INTERP_PREFIX':
2502 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME'])
2507 foreach sym: accelerators
2508 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, [])
2509 config_target += { sym: 'y' }
2510 config_all += { sym: 'y' }
2511 if sym == 'CONFIG_TCG' and tcg_arch == 'tci'
2512 config_target += { 'CONFIG_TCG_INTERPRETER': 'y' }
2514 if target in modular_tcg
2515 config_target += { 'CONFIG_TCG_MODULAR': 'y' }
2517 config_target += { 'CONFIG_TCG_BUILTIN': 'y' }
2519 accel_kconfig += [ sym + '=y' ]
2522 if accel_kconfig.length() == 0
2526 error('No accelerator available for target @0@'.format(target))
2529 actual_target_dirs += target
2530 config_target += keyval.load('configs/targets' / target + '.mak')
2531 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' }
2533 if 'TARGET_NEED_FDT' in config_target
2534 fdt_required += target
2538 if 'TARGET_BASE_ARCH' not in config_target
2539 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']}
2541 if 'TARGET_ABI_DIR' not in config_target
2542 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']}
2544 if 'TARGET_BIG_ENDIAN' not in config_target
2545 config_target += {'TARGET_BIG_ENDIAN': 'n'}
2548 foreach k, v: disassemblers
2549 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k)
2551 config_target += { sym: 'y' }
2552 config_all_disas += { sym: 'y' }
2557 config_target_data = configuration_data()
2558 foreach k, v: config_target
2559 if not k.startswith('TARGET_') and not k.startswith('CONFIG_')
2561 elif ignored.contains(k)
2563 elif k == 'TARGET_BASE_ARCH'
2564 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is
2565 # not used to select files from sourcesets.
2566 config_target_data.set('TARGET_' + v.to_upper(), 1)
2567 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX'
2568 config_target_data.set_quoted(k, v)
2570 config_target_data.set(k, 1)
2572 config_target_data.set(k, 0)
2574 config_target_data.set(k, v)
2577 config_target_data.set('QEMU_ARCH',
2578 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper())
2579 config_target_h += {target: configure_file(output: target + '-config-target.h',
2580 configuration: config_target_data)}
2582 if target.endswith('-softmmu')
2583 config_input = meson.get_external_property(target, 'default')
2584 config_devices_mak = target + '-config-devices.mak'
2585 config_devices_mak = configure_file(
2586 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'],
2587 output: config_devices_mak,
2588 depfile: config_devices_mak + '.d',
2590 command: [minikconf,
2591 get_option('default_devices') ? '--defconfig' : '--allnoconfig',
2592 config_devices_mak, '@DEPFILE@', '@INPUT@',
2593 host_kconfig, accel_kconfig,
2594 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y'])
2596 config_devices_data = configuration_data()
2597 config_devices = keyval.load(config_devices_mak)
2598 foreach k, v: config_devices
2599 config_devices_data.set(k, 1)
2601 config_devices_mak_list += config_devices_mak
2602 config_devices_h += {target: configure_file(output: target + '-config-devices.h',
2603 configuration: config_devices_data)}
2604 config_target += config_devices
2605 config_all_devices += config_devices
2607 config_target_mak += {target: config_target}
2609 target_dirs = actual_target_dirs
2611 # This configuration is used to build files that are shared by
2612 # multiple binaries, and then extracted out of the "common"
2613 # static_library target.
2615 # We do not use all_sources()/all_dependencies(), because it would
2616 # build literally all source files, including devices only used by
2617 # targets that are not built for this compilation. The CONFIG_ALL
2618 # pseudo symbol replaces it.
2620 config_all += config_all_devices
2621 config_all += config_host
2622 config_all += config_all_disas
2624 'CONFIG_XEN': xen.found(),
2625 'CONFIG_SOFTMMU': have_system,
2626 'CONFIG_USER_ONLY': have_user,
2630 target_configs_h = []
2631 foreach target: target_dirs
2632 target_configs_h += config_target_h[target]
2633 target_configs_h += config_devices_h.get(target, [])
2635 genh += custom_target('config-poison.h',
2636 input: [target_configs_h],
2637 output: 'config-poison.h',
2639 command: [find_program('scripts/make-config-poison.sh'),
2646 capstone = not_found
2647 if not get_option('capstone').auto() or have_system or have_user
2648 capstone = dependency('capstone', version: '>=3.0.5',
2649 kwargs: static_kwargs, method: 'pkg-config',
2650 required: get_option('capstone'))
2652 # Some versions of capstone have broken pkg-config file
2653 # that reports a wrong -I path, causing the #include to
2654 # fail later. If the system has such a broken version
2656 if capstone.found() and not cc.compiles('#include <capstone.h>',
2657 dependencies: [capstone])
2658 capstone = not_found
2659 if get_option('capstone').enabled()
2660 error('capstone requested, but it does not appear to work')
2665 libvfio_user_dep = not_found
2666 if have_system and vfio_user_server_allowed
2667 have_internal = fs.exists(meson.current_source_dir() / 'subprojects/libvfio-user/meson.build')
2669 if not have_internal
2670 error('libvfio-user source not found - please pull git submodule')
2673 libvfio_user_proj = subproject('libvfio-user')
2675 libvfio_user_lib = libvfio_user_proj.get_variable('libvfio_user_dep')
2677 libvfio_user_dep = declare_dependency(dependencies: [libvfio_user_lib])
2682 fdt_opt = get_option('fdt')
2683 if fdt_opt in ['enabled', 'auto', 'system']
2684 have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt')
2685 fdt = cc.find_library('fdt', kwargs: static_kwargs,
2686 required: fdt_opt == 'system' or
2687 fdt_opt == 'enabled' and not have_internal)
2688 if fdt.found() and cc.links('''
2690 #include <libfdt_env.h>
2691 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''',
2694 elif fdt_opt == 'system'
2695 error('system libfdt requested, but it is too old (1.5.1 or newer required)')
2697 fdt_opt = 'internal'
2699 fdt_opt = 'disabled'
2703 if fdt_opt == 'internal'
2706 'dtc/libfdt/fdt_ro.c',
2707 'dtc/libfdt/fdt_wip.c',
2708 'dtc/libfdt/fdt_sw.c',
2709 'dtc/libfdt/fdt_rw.c',
2710 'dtc/libfdt/fdt_strerror.c',
2711 'dtc/libfdt/fdt_empty_tree.c',
2712 'dtc/libfdt/fdt_addresses.c',
2713 'dtc/libfdt/fdt_overlay.c',
2714 'dtc/libfdt/fdt_check.c',
2717 fdt_inc = include_directories('dtc/libfdt')
2718 libfdt = static_library('fdt',
2719 build_by_default: false,
2721 include_directories: fdt_inc)
2722 fdt = declare_dependency(link_with: libfdt,
2723 include_directories: fdt_inc)
2726 fdt_opt = 'disabled'
2728 if not fdt.found() and fdt_required.length() > 0
2729 error('fdt not available but required by targets ' + ', '.join(fdt_required))
2732 config_host_data.set('CONFIG_CAPSTONE', capstone.found())
2733 config_host_data.set('CONFIG_FDT', fdt.found())
2734 config_host_data.set('CONFIG_SLIRP', slirp.found())
2736 #####################
2737 # Generated sources #
2738 #####################
2740 genh += configure_file(output: 'config-host.h', configuration: config_host_data)
2742 hxtool = find_program('scripts/hxtool')
2743 shaderinclude = find_program('scripts/shaderinclude.pl')
2744 qapi_gen = find_program('scripts/qapi-gen.py')
2745 qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py',
2746 meson.current_source_dir() / 'scripts/qapi/commands.py',
2747 meson.current_source_dir() / 'scripts/qapi/common.py',
2748 meson.current_source_dir() / 'scripts/qapi/error.py',
2749 meson.current_source_dir() / 'scripts/qapi/events.py',
2750 meson.current_source_dir() / 'scripts/qapi/expr.py',
2751 meson.current_source_dir() / 'scripts/qapi/gen.py',
2752 meson.current_source_dir() / 'scripts/qapi/introspect.py',
2753 meson.current_source_dir() / 'scripts/qapi/parser.py',
2754 meson.current_source_dir() / 'scripts/qapi/schema.py',
2755 meson.current_source_dir() / 'scripts/qapi/source.py',
2756 meson.current_source_dir() / 'scripts/qapi/types.py',
2757 meson.current_source_dir() / 'scripts/qapi/visit.py',
2758 meson.current_source_dir() / 'scripts/qapi/common.py',
2759 meson.current_source_dir() / 'scripts/qapi-gen.py'
2763 python, files('scripts/tracetool.py'),
2764 '--backend=' + ','.join(get_option('trace_backends'))
2766 tracetool_depends = files(
2767 'scripts/tracetool/backend/log.py',
2768 'scripts/tracetool/backend/__init__.py',
2769 'scripts/tracetool/backend/dtrace.py',
2770 'scripts/tracetool/backend/ftrace.py',
2771 'scripts/tracetool/backend/simple.py',
2772 'scripts/tracetool/backend/syslog.py',
2773 'scripts/tracetool/backend/ust.py',
2774 'scripts/tracetool/format/ust_events_c.py',
2775 'scripts/tracetool/format/ust_events_h.py',
2776 'scripts/tracetool/format/__init__.py',
2777 'scripts/tracetool/format/d.py',
2778 'scripts/tracetool/format/simpletrace_stap.py',
2779 'scripts/tracetool/format/c.py',
2780 'scripts/tracetool/format/h.py',
2781 'scripts/tracetool/format/log_stap.py',
2782 'scripts/tracetool/format/stap.py',
2783 'scripts/tracetool/__init__.py',
2784 'scripts/tracetool/transform.py',
2785 'scripts/tracetool/vcpu.py'
2788 qemu_version_cmd = [find_program('scripts/qemu-version.sh'),
2789 meson.current_source_dir(),
2790 get_option('pkgversion'), meson.project_version()]
2791 qemu_version = custom_target('qemu-version.h',
2792 output: 'qemu-version.h',
2793 command: qemu_version_cmd,
2795 build_by_default: true,
2796 build_always_stale: true)
2797 genh += qemu_version
2801 ['qemu-options.hx', 'qemu-options.def'],
2802 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'],
2806 ['hmp-commands.hx', 'hmp-commands.h'],
2807 ['hmp-commands-info.hx', 'hmp-commands-info.h'],
2810 foreach d : hx_headers
2811 hxdep += custom_target(d[1],
2815 build_by_default: true, # to be removed when added to a target
2816 command: [hxtool, '-h', '@INPUT0@'])
2824 authz_ss = ss.source_set()
2825 blockdev_ss = ss.source_set()
2826 block_ss = ss.source_set()
2827 chardev_ss = ss.source_set()
2828 common_ss = ss.source_set()
2829 crypto_ss = ss.source_set()
2830 hwcore_ss = ss.source_set()
2831 io_ss = ss.source_set()
2832 qmp_ss = ss.source_set()
2833 qom_ss = ss.source_set()
2834 softmmu_ss = ss.source_set()
2835 specific_fuzz_ss = ss.source_set()
2836 specific_ss = ss.source_set()
2837 stub_ss = ss.source_set()
2838 trace_ss = ss.source_set()
2839 user_ss = ss.source_set()
2840 util_ss = ss.source_set()
2843 qtest_module_ss = ss.source_set()
2844 tcg_module_ss = ss.source_set()
2850 target_softmmu_arch = {}
2851 target_user_arch = {}
2857 # TODO: add each directory to the subdirs from its own meson.build, once
2859 trace_events_subdirs = [
2868 trace_events_subdirs += [ 'linux-user' ]
2871 trace_events_subdirs += [ 'bsd-user' ]
2874 trace_events_subdirs += [
2883 trace_events_subdirs += [
2897 'hw/block/dataplane',
2946 if have_system or have_user
2947 trace_events_subdirs += [
2965 vhost_user = not_found
2966 if targetos == 'linux' and have_vhost_user
2967 libvhost_user = subproject('libvhost-user')
2968 vhost_user = libvhost_user.get_variable('vhost_user_dep')
2971 libvduse = not_found
2973 libvduse_proj = subproject('libvduse')
2974 libvduse = libvduse_proj.get_variable('libvduse_dep')
2977 # NOTE: the trace/ subdirectory needs the qapi_trace_events variable
2978 # that is filled in by qapi/.
2993 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO')
2994 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO')
2997 qom_ss = qom_ss.apply(config_host, strict: false)
2998 libqom = static_library('qom', qom_ss.sources() + genh,
2999 dependencies: [qom_ss.dependencies()],
3001 qom = declare_dependency(link_whole: libqom)
3003 event_loop_base = files('event-loop-base.c')
3004 event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh,
3005 build_by_default: true)
3006 event_loop_base = declare_dependency(link_whole: event_loop_base,
3007 dependencies: [qom])
3009 stub_ss = stub_ss.apply(config_all, strict: false)
3011 util_ss.add_all(trace_ss)
3012 util_ss = util_ss.apply(config_all, strict: false)
3013 libqemuutil = static_library('qemuutil',
3014 sources: util_ss.sources() + stub_ss.sources() + genh,
3015 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman])
3016 qemuutil = declare_dependency(link_with: libqemuutil,
3017 sources: genh + version_res,
3018 dependencies: [event_loop_base])
3020 if have_system or have_user
3021 decodetree = generator(find_program('scripts/decodetree.py'),
3022 output: 'decode-@BASENAME@.c.inc',
3023 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@'])
3024 subdir('libdecnumber')
3041 if config_host_data.get('CONFIG_REPLICATION')
3042 block_ss.add(files('replication.c'))
3049 blockdev_ss.add(files(
3056 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
3057 # os-win32.c does not
3058 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
3059 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
3062 common_ss.add(files('cpus-common.c'))
3066 common_ss.add(capstone)
3067 specific_ss.add(files('cpu.c', 'disas.c'), capstone)
3069 # Work around a gcc bug/misfeature wherein constant propagation looks
3071 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696
3072 # to guess that a const variable is always zero. Without lto, this is
3073 # impossible, as the alias is restricted to page-vary-common.c. Indeed,
3074 # without lto, not even the alias is required -- we simply use different
3075 # declarations in different compilation units.
3076 pagevary = files('page-vary-common.c')
3077 if get_option('b_lto')
3078 pagevary_flags = ['-fno-lto']
3079 if get_option('cfi')
3080 pagevary_flags += '-fno-sanitize=cfi-icall'
3082 pagevary = static_library('page-vary-common', sources: pagevary + genh,
3083 c_args: pagevary_flags)
3084 pagevary = declare_dependency(link_with: pagevary)
3086 common_ss.add(pagevary)
3087 specific_ss.add(files('page-vary.c'))
3095 subdir('semihosting')
3102 common_user_inc = []
3104 subdir('common-user')
3106 subdir('linux-user')
3108 # needed for fuzzing binaries
3109 subdir('tests/qtest/libqos')
3110 subdir('tests/qtest/fuzz')
3113 tcg_real_module_ss = ss.source_set()
3114 tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss)
3115 specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss)
3116 target_modules += { 'accel' : { 'qtest': qtest_module_ss,
3117 'tcg': tcg_real_module_ss }}
3119 ########################
3120 # Library dependencies #
3121 ########################
3123 modinfo_collect = find_program('scripts/modinfo-collect.py')
3124 modinfo_generate = find_program('scripts/modinfo-generate.py')
3129 foreach d, list : modules
3130 foreach m, module_ss : list
3131 if enable_modules and targetos != 'windows'
3132 module_ss = module_ss.apply(config_all, strict: false)
3133 sl = static_library(d + '-' + m, [genh, module_ss.sources()],
3134 dependencies: [modulecommon, module_ss.dependencies()], pic: true)
3140 if module_ss.sources() != []
3141 # FIXME: Should use sl.extract_all_objects(recursive: true) as
3142 # input. Sources can be used multiple times but objects are
3143 # unique when it comes to lookup in compile_commands.json.
3144 # Depnds on a mesion version with
3145 # https://github.com/mesonbuild/meson/pull/8900
3146 modinfo_files += custom_target(d + '-' + m + '.modinfo',
3147 output: d + '-' + m + '.modinfo',
3148 input: module_ss.sources() + genh,
3150 command: [modinfo_collect, module_ss.sources()])
3154 block_ss.add_all(module_ss)
3156 softmmu_ss.add_all(module_ss)
3162 foreach d, list : target_modules
3163 foreach m, module_ss : list
3164 if enable_modules and targetos != 'windows'
3165 foreach target : target_dirs
3166 if target.endswith('-softmmu')
3167 config_target = config_target_mak[target]
3168 config_target += config_host
3169 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3170 c_args = ['-DNEED_CPU_H',
3171 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3172 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3173 target_module_ss = module_ss.apply(config_target, strict: false)
3174 if target_module_ss.sources() != []
3175 module_name = d + '-' + m + '-' + config_target['TARGET_NAME']
3176 sl = static_library(module_name,
3177 [genh, target_module_ss.sources()],
3178 dependencies: [modulecommon, target_module_ss.dependencies()],
3179 include_directories: target_inc,
3183 # FIXME: Should use sl.extract_all_objects(recursive: true) too.
3184 modinfo_files += custom_target(module_name + '.modinfo',
3185 output: module_name + '.modinfo',
3186 input: target_module_ss.sources() + genh,
3188 command: [modinfo_collect, '--target', target, target_module_ss.sources()])
3193 specific_ss.add_all(module_ss)
3199 foreach target : target_dirs
3200 if target.endswith('-softmmu')
3201 config_target = config_target_mak[target]
3202 config_devices_mak = target + '-config-devices.mak'
3203 modinfo_src = custom_target('modinfo-' + target + '.c',
3204 output: 'modinfo-' + target + '.c',
3205 input: modinfo_files,
3206 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'],
3209 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src)
3210 modinfo_dep = declare_dependency(link_with: modinfo_lib)
3212 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH']
3213 hw_arch[arch].add(modinfo_dep)
3218 nm = find_program('nm')
3219 undefsym = find_program('scripts/undefsym.py')
3220 block_syms = custom_target('block.syms', output: 'block.syms',
3221 input: [libqemuutil, block_mods],
3223 command: [undefsym, nm, '@INPUT@'])
3224 qemu_syms = custom_target('qemu.syms', output: 'qemu.syms',
3225 input: [libqemuutil, softmmu_mods],
3227 command: [undefsym, nm, '@INPUT@'])
3229 authz_ss = authz_ss.apply(config_host, strict: false)
3230 libauthz = static_library('authz', authz_ss.sources() + genh,
3231 dependencies: [authz_ss.dependencies()],
3233 build_by_default: false)
3235 authz = declare_dependency(link_whole: libauthz,
3238 crypto_ss = crypto_ss.apply(config_host, strict: false)
3239 libcrypto = static_library('crypto', crypto_ss.sources() + genh,
3240 dependencies: [crypto_ss.dependencies()],
3242 build_by_default: false)
3244 crypto = declare_dependency(link_whole: libcrypto,
3245 dependencies: [authz, qom])
3247 io_ss = io_ss.apply(config_host, strict: false)
3248 libio = static_library('io', io_ss.sources() + genh,
3249 dependencies: [io_ss.dependencies()],
3250 link_with: libqemuutil,
3252 build_by_default: false)
3254 io = declare_dependency(link_whole: libio, dependencies: [crypto, qom])
3256 libmigration = static_library('migration', sources: migration_files + genh,
3258 build_by_default: false)
3259 migration = declare_dependency(link_with: libmigration,
3260 dependencies: [zlib, qom, io])
3261 softmmu_ss.add(migration)
3263 block_ss = block_ss.apply(config_host, strict: false)
3264 libblock = static_library('block', block_ss.sources() + genh,
3265 dependencies: block_ss.dependencies(),
3266 link_depends: block_syms,
3268 build_by_default: false)
3270 block = declare_dependency(link_whole: [libblock],
3271 link_args: '@block.syms',
3272 dependencies: [crypto, io])
3274 blockdev_ss = blockdev_ss.apply(config_host, strict: false)
3275 libblockdev = static_library('blockdev', blockdev_ss.sources() + genh,
3276 dependencies: blockdev_ss.dependencies(),
3278 build_by_default: false)
3280 blockdev = declare_dependency(link_whole: [libblockdev],
3281 dependencies: [block, event_loop_base])
3283 qmp_ss = qmp_ss.apply(config_host, strict: false)
3284 libqmp = static_library('qmp', qmp_ss.sources() + genh,
3285 dependencies: qmp_ss.dependencies(),
3287 build_by_default: false)
3289 qmp = declare_dependency(link_whole: [libqmp])
3291 libchardev = static_library('chardev', chardev_ss.sources() + genh,
3293 dependencies: chardev_ss.dependencies(),
3294 build_by_default: false)
3296 chardev = declare_dependency(link_whole: libchardev)
3298 hwcore_ss = hwcore_ss.apply(config_host, strict: false)
3299 libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh,
3301 build_by_default: false)
3302 hwcore = declare_dependency(link_whole: libhwcore)
3303 common_ss.add(hwcore)
3309 emulator_modules = []
3310 foreach m : block_mods + softmmu_mods
3311 emulator_modules += shared_module(m.name(),
3312 build_by_default: true,
3316 install_dir: qemu_moddir)
3318 if emulator_modules.length() > 0
3319 alias_target('modules', emulator_modules)
3322 softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp)
3323 common_ss.add(qom, qemuutil)
3325 common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss])
3326 common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss)
3328 common_all = common_ss.apply(config_all, strict: false)
3329 common_all = static_library('common',
3330 build_by_default: false,
3331 sources: common_all.sources() + genh,
3332 include_directories: common_user_inc,
3333 implicit_include_directories: false,
3334 dependencies: common_all.dependencies(),
3337 feature_to_c = find_program('scripts/feature_to_c.sh')
3339 if targetos == 'darwin'
3340 entitlement = find_program('scripts/entitlement.sh')
3344 foreach target : target_dirs
3345 config_target = config_target_mak[target]
3346 target_name = config_target['TARGET_NAME']
3347 target_base_arch = config_target['TARGET_BASE_ARCH']
3348 arch_srcs = [config_target_h[target]]
3350 c_args = ['-DNEED_CPU_H',
3351 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3352 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3353 link_args = emulator_link_args
3355 config_target += config_host
3356 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3357 if targetos == 'linux'
3358 target_inc += include_directories('linux-headers', is_system: true)
3360 if target.endswith('-softmmu')
3361 target_type='system'
3362 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false)
3363 arch_srcs += t.sources()
3364 arch_deps += t.dependencies()
3366 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch
3367 hw = hw_arch[hw_dir].apply(config_target, strict: false)
3368 arch_srcs += hw.sources()
3369 arch_deps += hw.dependencies()
3371 arch_srcs += config_devices_h[target]
3372 link_args += ['@block.syms', '@qemu.syms']
3374 abi = config_target['TARGET_ABI_DIR']
3376 target_inc += common_user_inc
3377 if target_base_arch in target_user_arch
3378 t = target_user_arch[target_base_arch].apply(config_target, strict: false)
3379 arch_srcs += t.sources()
3380 arch_deps += t.dependencies()
3382 if 'CONFIG_LINUX_USER' in config_target
3383 base_dir = 'linux-user'
3385 if 'CONFIG_BSD_USER' in config_target
3386 base_dir = 'bsd-user'
3387 target_inc += include_directories('bsd-user/' / targetos)
3388 target_inc += include_directories('bsd-user/host/' / host_arch)
3389 dir = base_dir / abi
3390 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c')
3392 target_inc += include_directories(
3396 if 'CONFIG_LINUX_USER' in config_target
3397 dir = base_dir / abi
3398 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c')
3399 if config_target.has_key('TARGET_SYSTBL_ABI')
3401 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'],
3402 extra_args : config_target['TARGET_SYSTBL_ABI'])
3407 if 'TARGET_XML_FILES' in config_target
3408 gdbstub_xml = custom_target(target + '-gdbstub-xml.c',
3409 output: target + '-gdbstub-xml.c',
3410 input: files(config_target['TARGET_XML_FILES'].split()),
3411 command: [feature_to_c, '@INPUT@'],
3413 arch_srcs += gdbstub_xml
3416 t = target_arch[target_base_arch].apply(config_target, strict: false)
3417 arch_srcs += t.sources()
3418 arch_deps += t.dependencies()
3420 target_common = common_ss.apply(config_target, strict: false)
3421 objects = common_all.extract_objects(target_common.sources())
3422 deps = target_common.dependencies()
3424 target_specific = specific_ss.apply(config_target, strict: false)
3425 arch_srcs += target_specific.sources()
3426 arch_deps += target_specific.dependencies()
3428 lib = static_library('qemu-' + target,
3429 sources: arch_srcs + genh,
3430 dependencies: arch_deps,
3432 include_directories: target_inc,
3434 build_by_default: false,
3437 if target.endswith('-softmmu')
3439 'name': 'qemu-system-' + target_name,
3440 'win_subsystem': 'console',
3441 'sources': files('softmmu/main.c'),
3444 if targetos == 'windows' and (sdl.found() or gtk.found())
3446 'name': 'qemu-system-' + target_name + 'w',
3447 'win_subsystem': 'windows',
3448 'sources': files('softmmu/main.c'),
3452 if get_option('fuzzing')
3453 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false)
3455 'name': 'qemu-fuzz-' + target_name,
3456 'win_subsystem': 'console',
3457 'sources': specific_fuzz.sources(),
3458 'dependencies': specific_fuzz.dependencies(),
3463 'name': 'qemu-' + target_name,
3464 'win_subsystem': 'console',
3470 exe_name = exe['name']
3471 if targetos == 'darwin'
3472 exe_name += '-unsigned'
3475 emulator = executable(exe_name, exe['sources'],
3478 dependencies: arch_deps + deps + exe['dependencies'],
3479 objects: lib.extract_all_objects(recursive: true),
3480 link_language: link_language,
3481 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
3482 link_args: link_args,
3483 win_subsystem: exe['win_subsystem'])
3485 if targetos == 'darwin'
3486 icon = 'pc-bios/qemu.rsrc'
3487 build_input = [emulator, files(icon)]
3489 get_option('bindir') / exe_name,
3490 meson.current_source_dir() / icon
3492 if 'CONFIG_HVF' in config_target
3493 entitlements = 'accel/hvf/entitlements.plist'
3494 build_input += files(entitlements)
3495 install_input += meson.current_source_dir() / entitlements
3498 emulators += {exe['name'] : custom_target(exe['name'],
3500 output: exe['name'],
3501 command: [entitlement, '@OUTPUT@', '@INPUT@'])
3504 meson.add_install_script(entitlement, '--install',
3505 get_option('bindir') / exe['name'],
3508 emulators += {exe['name']: emulator}
3513 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false},
3514 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true},
3515 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
3516 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
3518 custom_target(exe['name'] + stp['ext'],
3519 input: trace_events_all,
3520 output: exe['name'] + stp['ext'],
3521 install: stp['install'],
3522 install_dir: get_option('datadir') / 'systemtap/tapset',
3524 tracetool, '--group=all', '--format=' + stp['fmt'],
3525 '--binary=' + stp['bin'],
3526 '--target-name=' + target_name,
3527 '--target-type=' + target_type,
3528 '--probe-prefix=qemu.' + target_type + '.' + target_name,
3529 '@INPUT@', '@OUTPUT@'
3531 depend_files: tracetool_depends)
3537 # Other build targets
3539 if 'CONFIG_PLUGIN' in config_host
3540 install_headers('include/qemu/qemu-plugin.h')
3545 # Don't build qemu-keymap if xkbcommon is not explicitly enabled
3546 # when we don't build tools or system
3547 if xkbcommon.found()
3548 # used for the update-keymaps target, so include rules even if !have_tools
3549 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh,
3550 dependencies: [qemuutil, xkbcommon], install: have_tools)
3554 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
3555 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)
3556 qemu_io = executable('qemu-io', files('qemu-io.c'),
3557 dependencies: [block, qemuutil], install: true)
3558 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'),
3559 dependencies: [blockdev, qemuutil, gnutls, selinux],
3562 subdir('storage-daemon')
3563 subdir('contrib/rdmacm-mux')
3564 subdir('contrib/elf2dmp')
3566 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'),
3567 dependencies: qemuutil,
3571 subdir('contrib/vhost-user-blk')
3572 subdir('contrib/vhost-user-gpu')
3573 subdir('contrib/vhost-user-input')
3574 subdir('contrib/vhost-user-scsi')
3577 if targetos == 'linux'
3578 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'),
3579 dependencies: [qemuutil, libcap_ng],
3581 install_dir: get_option('libexecdir'))
3583 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'),
3584 dependencies: [authz, crypto, io, qom, qemuutil,
3585 libcap_ng, mpathpersist],
3590 subdir('contrib/ivshmem-client')
3591 subdir('contrib/ivshmem-server')
3604 if host_machine.system() == 'windows'
3606 find_program('scripts/nsis.py'),
3608 get_option('prefix'),
3609 meson.current_source_dir(),
3612 '-DDISPLAYVERSION=' + meson.project_version(),
3615 nsis_cmd += '-DCONFIG_DOCUMENTATION=y'
3618 nsis_cmd += '-DCONFIG_GTK=y'
3621 nsis = custom_target('nsis',
3622 output: 'qemu-setup-' + meson.project_version() + '.exe',
3623 input: files('qemu.nsi'),
3624 build_always_stale: true,
3625 command: nsis_cmd + ['@INPUT@'])
3626 alias_target('installer', nsis)
3629 #########################
3630 # Configuration summary #
3631 #########################
3635 summary_info += {'Install prefix': get_option('prefix')}
3636 summary_info += {'BIOS directory': qemu_datadir}
3637 pathsep = targetos == 'windows' ? ';' : ':'
3638 summary_info += {'firmware path': pathsep.join(get_option('qemu_firmwarepath'))}
3639 summary_info += {'binary directory': get_option('prefix') / get_option('bindir')}
3640 summary_info += {'library directory': get_option('prefix') / get_option('libdir')}
3641 summary_info += {'module directory': qemu_moddir}
3642 summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')}
3643 summary_info += {'include directory': get_option('prefix') / get_option('includedir')}
3644 summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')}
3645 if targetos != 'windows'
3646 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')}
3647 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')}
3649 summary_info += {'local state directory': 'queried at runtime'}
3651 summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')}
3652 summary_info += {'Build directory': meson.current_build_dir()}
3653 summary_info += {'Source path': meson.current_source_dir()}
3654 summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']}
3655 summary(summary_info, bool_yn: true, section: 'Directories')
3659 summary_info += {'git': config_host['GIT']}
3660 summary_info += {'make': config_host['MAKE']}
3661 summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
3662 summary_info += {'sphinx-build': sphinx_build}
3663 if config_host.has_key('HAVE_GDB_BIN')
3664 summary_info += {'gdb': config_host['HAVE_GDB_BIN']}
3666 summary_info += {'iasl': iasl}
3667 summary_info += {'genisoimage': config_host['GENISOIMAGE']}
3668 if targetos == 'windows' and have_ga
3669 summary_info += {'wixl': wixl}
3671 if slirp.found() and have_system
3672 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false}
3674 summary(summary_info, bool_yn: true, section: 'Host binaries')
3676 # Configurable features
3678 summary_info += {'Documentation': build_docs}
3679 summary_info += {'system-mode emulation': have_system}
3680 summary_info += {'user-mode emulation': have_user}
3681 summary_info += {'block layer': have_block}
3682 summary_info += {'Install blobs': get_option('install_blobs')}
3683 summary_info += {'module support': config_host.has_key('CONFIG_MODULES')}
3684 if config_host.has_key('CONFIG_MODULES')
3685 summary_info += {'alternative module path': get_option('module_upgrades')}
3687 summary_info += {'fuzzing support': get_option('fuzzing')}
3689 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)}
3691 summary_info += {'Trace backends': ','.join(get_option('trace_backends'))}
3692 if 'simple' in get_option('trace_backends')
3693 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'}
3695 summary_info += {'D-Bus display': dbus_display}
3696 summary_info += {'QOM debugging': get_option('qom_cast_debug')}
3697 summary_info += {'vhost-kernel support': have_vhost_kernel}
3698 summary_info += {'vhost-net support': have_vhost_net}
3699 summary_info += {'vhost-user support': have_vhost_user}
3700 summary_info += {'vhost-user-crypto support': have_vhost_user_crypto}
3701 summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server}
3702 summary_info += {'vhost-vdpa support': have_vhost_vdpa}
3703 summary_info += {'build guest agent': have_ga}
3704 summary(summary_info, bool_yn: true, section: 'Configurable features')
3706 # Compilation information
3708 summary_info += {'host CPU': cpu}
3709 summary_info += {'host endianness': build_machine.endian()}
3710 summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())}
3711 summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())}
3712 if link_language == 'cpp'
3713 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())}
3715 summary_info += {'C++ compiler': false}
3717 if targetos == 'darwin'
3718 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())}
3720 summary_info += {'CFLAGS': ' '.join(get_option('c_args')
3721 + ['-O' + get_option('optimization')]
3722 + (get_option('debug') ? ['-g'] : []))}
3723 if link_language == 'cpp'
3724 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args')
3725 + ['-O' + get_option('optimization')]
3726 + (get_option('debug') ? ['-g'] : []))}
3728 if targetos == 'darwin'
3729 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args')
3730 + ['-O' + get_option('optimization')]
3731 + (get_option('debug') ? ['-g'] : []))}
3733 link_args = get_option(link_language + '_link_args')
3734 if link_args.length() > 0
3735 summary_info += {'LDFLAGS': ' '.join(link_args)}
3737 summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)}
3738 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)}
3739 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)}
3740 summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)}
3741 summary_info += {'profiler': get_option('profiler')}
3742 summary_info += {'link-time optimization (LTO)': get_option('b_lto')}
3743 summary_info += {'PIE': get_option('b_pie')}
3744 summary_info += {'static build': config_host.has_key('CONFIG_STATIC')}
3745 summary_info += {'malloc trim support': has_malloc_trim}
3746 summary_info += {'membarrier': have_membarrier}
3747 summary_info += {'debug stack usage': get_option('debug_stack_usage')}
3748 summary_info += {'mutex debugging': get_option('debug_mutex')}
3749 summary_info += {'memory allocator': get_option('malloc')}
3750 summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')}
3751 summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')}
3752 summary_info += {'gprof enabled': get_option('gprof')}
3753 summary_info += {'gcov': get_option('b_coverage')}
3754 summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')}
3755 summary_info += {'CFI support': get_option('cfi')}
3756 if get_option('cfi')
3757 summary_info += {'CFI debug support': get_option('cfi_debug')}
3759 summary_info += {'strip binaries': get_option('strip')}
3760 summary_info += {'sparse': sparse}
3761 summary_info += {'mingw32 support': targetos == 'windows'}
3762 summary(summary_info, bool_yn: true, section: 'Compilation')
3764 # snarf the cross-compilation information for tests
3767 foreach target: target_dirs
3768 tcg_mak = meson.current_build_dir() / 'tests/tcg' / target / 'config-target.mak'
3769 if fs.exists(tcg_mak)
3770 config_cross_tcg = keyval.load(tcg_mak)
3771 if 'CC' in config_cross_tcg
3772 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']}
3778 summary(summary_info, bool_yn: true, section: 'Cross compilers')
3781 # Targets and accelerators
3784 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')}
3785 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')}
3786 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')}
3787 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')}
3788 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')}
3789 summary_info += {'Xen support': xen.found()}
3791 summary_info += {'xen ctrl version': xen.version()}
3794 summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')}
3795 if config_all.has_key('CONFIG_TCG')
3796 if get_option('tcg_interpreter')
3797 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'}
3799 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)}
3801 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')}
3802 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')}
3804 summary_info += {'target list': ' '.join(target_dirs)}
3806 summary_info += {'default devices': get_option('default_devices')}
3807 summary_info += {'out of process emulation': multiprocess_allowed}
3808 summary_info += {'vfio-user server': vfio_user_server_allowed}
3810 summary(summary_info, bool_yn: true, section: 'Targets and accelerators')
3814 summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']}
3815 summary_info += {'coroutine pool': have_coroutine_pool}
3817 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')}
3818 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')}
3819 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')}
3820 summary_info += {'VirtFS support': have_virtfs}
3821 summary_info += {'build virtiofs daemon': have_virtiofsd}
3822 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')}
3823 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')}
3824 summary_info += {'bochs support': get_option('bochs').allowed()}
3825 summary_info += {'cloop support': get_option('cloop').allowed()}
3826 summary_info += {'dmg support': get_option('dmg').allowed()}
3827 summary_info += {'qcow v1 support': get_option('qcow1').allowed()}
3828 summary_info += {'vdi support': get_option('vdi').allowed()}
3829 summary_info += {'vvfat support': get_option('vvfat').allowed()}
3830 summary_info += {'qed support': get_option('qed').allowed()}
3831 summary_info += {'parallels support': get_option('parallels').allowed()}
3832 summary_info += {'FUSE exports': fuse}
3833 summary_info += {'VDUSE block exports': have_vduse_blk_export}
3835 summary(summary_info, bool_yn: true, section: 'Block layer support')
3839 summary_info += {'TLS priority': get_option('tls_priority')}
3840 summary_info += {'GNUTLS support': gnutls}
3842 summary_info += {' GNUTLS crypto': gnutls_crypto.found()}
3844 summary_info += {'libgcrypt': gcrypt}
3845 summary_info += {'nettle': nettle}
3847 summary_info += {' XTS': xts != 'private'}
3849 summary_info += {'AF_ALG support': have_afalg}
3850 summary_info += {'rng-none': get_option('rng_none')}
3851 summary_info += {'Linux keyring': have_keyring}
3852 summary(summary_info, bool_yn: true, section: 'Crypto')
3856 if targetos == 'darwin'
3857 summary_info += {'Cocoa support': cocoa}
3858 summary_info += {'vmnet.framework support': vmnet}
3860 summary_info += {'SDL support': sdl}
3861 summary_info += {'SDL image support': sdl_image}
3862 summary_info += {'GTK support': gtk}
3863 summary_info += {'pixman': pixman}
3864 summary_info += {'VTE support': vte}
3865 summary_info += {'slirp support': slirp}
3866 summary_info += {'libtasn1': tasn1}
3867 summary_info += {'PAM': pam}
3868 summary_info += {'iconv support': iconv}
3869 summary_info += {'curses support': curses}
3870 summary_info += {'virgl support': virgl}
3871 summary_info += {'curl support': curl}
3872 summary_info += {'Multipath support': mpathpersist}
3873 summary_info += {'PNG support': png}
3874 summary_info += {'VNC support': vnc}
3876 summary_info += {'VNC SASL support': sasl}
3877 summary_info += {'VNC JPEG support': jpeg}
3879 if targetos not in ['darwin', 'haiku', 'windows']
3880 summary_info += {'OSS support': oss}
3881 summary_info += {'sndio support': sndio}
3882 elif targetos == 'darwin'
3883 summary_info += {'CoreAudio support': coreaudio}
3884 elif targetos == 'windows'
3885 summary_info += {'DirectSound support': dsound}
3887 if targetos == 'linux'
3888 summary_info += {'ALSA support': alsa}
3889 summary_info += {'PulseAudio support': pulse}
3891 summary_info += {'JACK support': jack}
3892 summary_info += {'brlapi support': brlapi}
3893 summary_info += {'vde support': vde}
3894 summary_info += {'netmap support': have_netmap}
3895 summary_info += {'l2tpv3 support': have_l2tpv3}
3896 summary_info += {'Linux AIO support': libaio}
3897 summary_info += {'Linux io_uring support': linux_io_uring}
3898 summary_info += {'ATTR/XATTR support': libattr}
3899 summary_info += {'RDMA support': rdma}
3900 summary_info += {'PVRDMA support': have_pvrdma}
3901 summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt}
3902 summary_info += {'libcap-ng support': libcap_ng}
3903 summary_info += {'bpf support': libbpf}
3904 summary_info += {'spice protocol support': spice_protocol}
3905 if spice_protocol.found()
3906 summary_info += {' spice server support': spice}
3908 summary_info += {'rbd support': rbd}
3909 summary_info += {'smartcard support': cacard}
3910 summary_info += {'U2F support': u2f}
3911 summary_info += {'libusb': libusb}
3912 summary_info += {'usb net redir': usbredir}
3913 summary_info += {'OpenGL support (epoxy)': opengl}
3914 summary_info += {'GBM': gbm}
3915 summary_info += {'libiscsi support': libiscsi}
3916 summary_info += {'libnfs support': libnfs}
3917 if targetos == 'windows'
3919 summary_info += {'QGA VSS support': have_qga_vss}
3922 summary_info += {'seccomp support': seccomp}
3923 summary_info += {'GlusterFS support': glusterfs}
3924 summary_info += {'TPM support': have_tpm}
3925 summary_info += {'libssh support': libssh}
3926 summary_info += {'lzo support': lzo}
3927 summary_info += {'snappy support': snappy}
3928 summary_info += {'bzip2 support': libbzip2}
3929 summary_info += {'lzfse support': liblzfse}
3930 summary_info += {'zstd support': zstd}
3931 summary_info += {'NUMA host support': numa}
3932 summary_info += {'capstone': capstone}
3933 summary_info += {'libpmem support': libpmem}
3934 summary_info += {'libdaxctl support': libdaxctl}
3935 summary_info += {'libudev': libudev}
3936 # Dummy dependency, keep .found()
3937 summary_info += {'FUSE lseek': fuse_lseek.found()}
3938 summary_info += {'selinux': selinux}
3939 summary(summary_info, bool_yn: true, section: 'Dependencies')
3941 if not supported_cpus.contains(cpu)
3943 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!')
3945 message('CPU host architecture ' + cpu + ' support is not currently maintained.')
3946 message('The QEMU project intends to remove support for this host CPU in')
3947 message('a future release if nobody volunteers to maintain it and to')
3948 message('provide a build host for our continuous integration setup.')
3949 message('configure has succeeded and you can continue to build, but')
3950 message('if you care about QEMU on this platform you should contact')
3951 message('us upstream at qemu-devel@nongnu.org.')
3954 if not supported_oses.contains(targetos)
3956 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!')
3958 message('Host OS ' + targetos + 'support is not currently maintained.')
3959 message('The QEMU project intends to remove support for this host OS in')
3960 message('a future release if nobody volunteers to maintain it and to')
3961 message('provide a build host for our continuous integration setup.')
3962 message('configure has succeeded and you can continue to build, but')
3963 message('if you care about QEMU on this platform you should contact')
3964 message('us upstream at qemu-devel@nongnu.org.')