1 project('qemu', ['c'], meson_version: '>=0.63.0',
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 targetos = host_machine.system()
18 sh = find_program('sh')
19 config_host = keyval.load(meson.current_build_dir() / 'config-host.mak')
21 cc = meson.get_compiler('c')
23 if targetos == 'windows' and add_languages('cpp', required: false, native: false)
24 all_languages += ['cpp']
25 cxx = meson.get_compiler('cpp')
27 if targetos == 'darwin' and \
28 add_languages('objc', required: get_option('cocoa'), native: false)
29 all_languages += ['objc']
30 objc = meson.get_compiler('objc')
33 # Temporary directory used for files created while
34 # configure runs. Since it is in the build directory
35 # we can safely blow away any previous version of it
36 # (and we need not jump through hoops to try to delete
37 # it when configure exits.)
38 tmpdir = meson.current_build_dir() / 'meson-private/temp'
40 if get_option('qemu_suffix').startswith('/')
41 error('qemu_suffix cannot start with a /')
44 qemu_confdir = get_option('sysconfdir') / get_option('qemu_suffix')
45 qemu_datadir = get_option('datadir') / get_option('qemu_suffix')
46 qemu_docdir = get_option('docdir') / get_option('qemu_suffix')
47 qemu_moddir = get_option('libdir') / get_option('qemu_suffix')
49 qemu_desktopdir = get_option('datadir') / 'applications'
50 qemu_icondir = get_option('datadir') / 'icons'
52 config_host_data = configuration_data()
54 qapi_trace_events = []
56 bsd_oses = ['gnu/kfreebsd', 'freebsd', 'netbsd', 'openbsd', 'dragonfly', 'darwin']
57 supported_oses = ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', 'sunos', 'linux']
58 supported_cpus = ['ppc', 'ppc64', 's390x', 'riscv32', 'riscv64', 'x86', 'x86_64',
59 'arm', 'aarch64', 'loongarch64', 'mips', 'mips64', 'sparc64']
61 cpu = host_machine.cpu_family()
63 target_dirs = config_host['TARGET_DIRS'].split()
64 have_linux_user = false
67 foreach target : target_dirs
68 have_linux_user = have_linux_user or target.endswith('linux-user')
69 have_bsd_user = have_bsd_user or target.endswith('bsd-user')
70 have_system = have_system or target.endswith('-softmmu')
72 have_user = have_linux_user or have_bsd_user
73 have_tools = get_option('tools') \
74 .disable_auto_if(not have_system) \
76 have_ga = get_option('guest_agent') \
77 .disable_auto_if(not have_system and not have_tools) \
78 .require(targetos in ['sunos', 'linux', 'windows', 'freebsd', 'netbsd', 'openbsd'],
79 error_message: 'unsupported OS for QEMU guest agent') \
81 enable_modules = get_option('modules') \
82 .require(targetos != 'windows',
83 error_message: 'Modules are not available for Windows') \
84 .require(not get_option('prefer_static'),
85 error_message: 'Modules are incompatible with static linking') \
87 have_block = have_system or have_tools
89 python = import('python').find_installation()
91 if cpu not in supported_cpus
97 elif cpu in ['riscv32', 'riscv64']
103 if cpu in ['x86', 'x86_64']
104 kvm_targets = ['i386-softmmu', 'x86_64-softmmu']
105 elif cpu == 'aarch64'
106 kvm_targets = ['aarch64-softmmu']
108 kvm_targets = ['s390x-softmmu']
109 elif cpu in ['ppc', 'ppc64']
110 kvm_targets = ['ppc-softmmu', 'ppc64-softmmu']
111 elif cpu in ['mips', 'mips64']
112 kvm_targets = ['mips-softmmu', 'mipsel-softmmu', 'mips64-softmmu', 'mips64el-softmmu']
113 elif cpu in ['riscv32']
114 kvm_targets = ['riscv32-softmmu']
115 elif cpu in ['riscv64']
116 kvm_targets = ['riscv64-softmmu']
122 if get_option('kvm').allowed() and targetos == 'linux'
123 kvm_targets_c = '"' + '" ,"'.join(kvm_targets) + '"'
125 config_host_data.set('CONFIG_KVM_TARGETS', kvm_targets_c)
127 accelerator_targets = { 'CONFIG_KVM': kvm_targets }
129 if cpu in ['aarch64']
130 accelerator_targets += {
131 'CONFIG_HVF': ['aarch64-softmmu']
135 if cpu in ['x86', 'x86_64', 'arm', 'aarch64']
136 # i386 emulator provides xenpv machine type for multiple architectures
137 accelerator_targets += {
138 'CONFIG_XEN': ['i386-softmmu', 'x86_64-softmmu', 'aarch64-softmmu'],
141 if cpu in ['x86', 'x86_64']
142 accelerator_targets += {
143 'CONFIG_HVF': ['x86_64-softmmu'],
144 'CONFIG_NVMM': ['i386-softmmu', 'x86_64-softmmu'],
145 'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'],
150 # Darwin does not support references to thread-local variables in modules
151 if targetos != 'darwin'
152 modular_tcg = ['i386-softmmu', 'x86_64-softmmu']
155 edk2_targets = [ 'arm-softmmu', 'aarch64-softmmu', 'i386-softmmu', 'x86_64-softmmu' ]
156 unpack_edk2_blobs = false
157 foreach target : edk2_targets
158 if target in target_dirs
159 bzip2 = find_program('bzip2', required: get_option('install_blobs'))
160 unpack_edk2_blobs = bzip2.found()
167 if 'dtrace' in get_option('trace_backends')
168 dtrace = find_program('dtrace', required: true)
169 stap = find_program('stap', required: false)
171 # Workaround to avoid dtrace(1) producing a file with 'hidden' symbol
172 # visibility. Define STAP_SDT_V2 to produce 'default' symbol visibility
173 # instead. QEMU --enable-modules depends on this because the SystemTap
174 # semaphores are linked into the main binary and not the module's shared
176 add_global_arguments('-DSTAP_SDT_V2',
177 native: false, language: all_languages)
181 if get_option('iasl') == ''
182 iasl = find_program('iasl', required: false)
184 iasl = find_program(get_option('iasl'), required: true)
191 foreach lang : all_languages
192 compiler = meson.get_compiler(lang)
193 if compiler.get_id() == 'gcc' and compiler.version().version_compare('>=7.4')
195 elif compiler.get_id() == 'clang' and compiler.compiles('''
196 #ifdef __apple_build_version__
197 # if __clang_major__ < 12 || (__clang_major__ == 12 && __clang_minor__ < 0)
198 # error You need at least XCode Clang v12.0 to compile QEMU
201 # if __clang_major__ < 10 || (__clang_major__ == 10 && __clang_minor__ < 0)
202 # error You need at least Clang v10.0 to compile QEMU
207 error('You either need GCC v7.4 or Clang v10.0 (or XCode Clang v12.0) to compile QEMU')
211 # default flags for all hosts
212 # We use -fwrapv to tell the compiler that we require a C dialect where
213 # left shift of signed integers is well defined and has the expected
214 # 2s-complement style results. (Both clang and gcc agree that it
215 # provides these semantics.)
217 qemu_common_flags = [
218 '-D_GNU_SOURCE', '-D_FILE_OFFSET_BITS=64', '-D_LARGEFILE_SOURCE',
219 '-fno-strict-aliasing', '-fno-common', '-fwrapv' ]
223 if targetos == 'darwin'
224 # Disable attempts to use ObjectiveC features in os/object.h since they
225 # won't work when we're compiling with gcc as a C compiler.
226 if compiler.get_id() == 'gcc'
227 qemu_common_flags += '-DOS_OBJECT_USE_OBJC=0'
229 elif targetos == 'solaris'
230 # needed for CMSG_ macros in sys/socket.h
231 qemu_common_flags += '-D_XOPEN_SOURCE=600'
232 # needed for TIOCWIN* defines in termios.h
233 qemu_common_flags += '-D__EXTENSIONS__'
234 elif targetos == 'haiku'
235 qemu_common_flags += ['-DB_USE_POSITIVE_POSIX_ERRORS', '-D_BSD_SOURCE', '-fPIC']
238 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
239 # use i686 as default anyway, but for those that don't, an explicit
240 # specification is necessary
241 if host_arch == 'i386' and not cc.links('''
242 static int sfaa(int *ptr)
244 return __sync_fetch_and_and(ptr, 0);
250 val = __sync_val_compare_and_swap(&val, 0, 1);
254 qemu_common_flags = ['-march=i486'] + qemu_common_flags
257 if get_option('gprof')
258 qemu_common_flags += ['-p']
259 qemu_ldflags += ['-p']
262 if get_option('prefer_static')
263 qemu_ldflags += get_option('b_pie') ? '-static-pie' : '-static'
266 # Meson currently only handles pie as a boolean for now, so if the user
267 # has explicitly disabled PIE we need to extend our cflags.
269 # -no-pie is supposedly a linker flag that has no effect on the compiler
270 # command line, but some distros, that didn't quite know what they were
271 # doing, made local changes to gcc's specs file that turned it into
272 # a compiler command-line flag.
274 # What about linker flags? For a static build, no PIE is implied by -static
275 # which we added above (and if it's not because of the same specs patching,
276 # there's nothing we can do: compilation will fail, report a bug to your
277 # distro and do not use --disable-pie in the meanwhile). For dynamic linking,
278 # instead, we can't add -no-pie because it overrides -shared: the linker then
279 # tries to build an executable instead of a shared library and fails. So
280 # don't add -no-pie anywhere and cross fingers. :(
281 if not get_option('b_pie')
282 qemu_common_flags += cc.get_supported_arguments('-fno-pie', '-no-pie')
285 if not get_option('stack_protector').disabled()
286 stack_protector_probe = '''
287 int main(int argc, char *argv[])
289 char arr[64], *p = arr, *c = argv[argc - 1];
295 have_stack_protector = false
296 foreach arg : ['-fstack-protector-strong', '-fstack-protector-all']
297 # We need to check both a compile and a link, since some compiler
298 # setups fail only on a .c->.o compile and some only at link time
299 if cc.compiles(stack_protector_probe, args: ['-Werror', arg]) and \
300 cc.links(stack_protector_probe, args: ['-Werror', arg])
301 have_stack_protector = true
307 get_option('stack_protector') \
308 .require(have_stack_protector, error_message: 'Stack protector not supported')
311 coroutine_backend = get_option('coroutine_backend')
313 #include <ucontext.h>
314 #ifdef __stub_makecontext
315 #error Ignoring glibc stub makecontext which will always fail
317 int main(void) { makecontext(0, 0, 0); return 0; }'''
319 # On Windows the only valid backend is the Windows specific one.
320 # For POSIX prefer ucontext, but it's not always possible. The fallback
322 supported_backends = []
323 if targetos == 'windows'
324 supported_backends += ['windows']
326 if targetos != 'darwin' and cc.links(ucontext_probe)
327 supported_backends += ['ucontext']
329 supported_backends += ['sigaltstack']
332 if coroutine_backend == 'auto'
333 coroutine_backend = supported_backends[0]
334 elif coroutine_backend not in supported_backends
335 error('"@0@" backend requested but not available. Available backends: @1@' \
336 .format(coroutine_backend, ', '.join(supported_backends)))
339 # Compiles if SafeStack *not* enabled
340 safe_stack_probe = '''
343 #if defined(__has_feature)
344 #if __has_feature(safe_stack)
345 #error SafeStack Enabled
350 if get_option('safe_stack') != not cc.compiles(safe_stack_probe)
351 safe_stack_arg = get_option('safe_stack') ? '-fsanitize=safe-stack' : '-fno-sanitize=safe-stack'
352 if get_option('safe_stack') != not cc.compiles(safe_stack_probe, args: safe_stack_arg)
353 error(get_option('safe_stack') \
354 ? 'SafeStack not supported by your compiler' \
355 : 'Cannot disable SafeStack')
357 qemu_cflags += safe_stack_arg
358 qemu_ldflags += safe_stack_arg
360 if get_option('safe_stack') and coroutine_backend != 'ucontext'
361 error('SafeStack is only supported with the ucontext coroutine backend')
364 if get_option('sanitizers')
365 if cc.has_argument('-fsanitize=address')
366 qemu_cflags = ['-fsanitize=address'] + qemu_cflags
367 qemu_ldflags = ['-fsanitize=address'] + qemu_ldflags
370 # Detect static linking issue with ubsan - https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285
371 if cc.links('int main(int argc, char **argv) { return argc + 1; }',
372 args: [qemu_ldflags, '-fsanitize=undefined'])
373 qemu_cflags = ['-fsanitize=undefined'] + qemu_cflags
374 qemu_ldflags = ['-fsanitize=undefined'] + qemu_ldflags
378 # Thread sanitizer is, for now, much noisier than the other sanitizers;
379 # keep it separate until that is not the case.
380 if get_option('tsan')
381 if get_option('sanitizers')
382 error('TSAN is not supported with other sanitizers')
384 if not cc.has_function('__tsan_create_fiber',
385 args: '-fsanitize=thread',
386 prefix: '#include <sanitizer/tsan_interface.h>')
387 error('Cannot enable TSAN due to missing fiber annotation interface')
389 qemu_cflags = ['-fsanitize=thread'] + qemu_cflags
390 qemu_ldflags = ['-fsanitize=thread'] + qemu_ldflags
393 # Detect support for PT_GNU_RELRO + DT_BIND_NOW.
394 # The combination is known as "full relro", because .got.plt is read-only too.
395 qemu_ldflags += cc.get_supported_link_arguments('-Wl,-z,relro', '-Wl,-z,now')
397 if targetos == 'windows'
398 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--no-seh', '-Wl,--nxcompat')
399 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--dynamicbase', '-Wl,--high-entropy-va')
402 # Exclude --warn-common with TSan to suppress warnings from the TSan libraries.
403 if targetos != 'sunos' and not get_option('tsan')
404 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--warn-common')
407 if get_option('fuzzing')
408 # Specify a filter to only instrument code that is directly related to
410 configure_file(output: 'instrumentation-filter',
411 input: 'scripts/oss-fuzz/instrumentation-filter-template',
414 if cc.compiles('int main () { return 0; }',
415 name: '-fsanitize-coverage-allowlist=/dev/null',
416 args: ['-fsanitize-coverage-allowlist=/dev/null',
417 '-fsanitize-coverage=trace-pc'] )
418 qemu_common_flags += ['-fsanitize-coverage-allowlist=instrumentation-filter']
421 if get_option('fuzzing_engine') == ''
422 # Add CFLAGS to tell clang to add fuzzer-related instrumentation to all the
423 # compiled code. To build non-fuzzer binaries with --enable-fuzzing, link
424 # everything with fsanitize=fuzzer-no-link. Otherwise, the linker will be
425 # unable to bind the fuzzer-related callbacks added by instrumentation.
426 qemu_common_flags += ['-fsanitize=fuzzer-no-link']
427 qemu_ldflags += ['-fsanitize=fuzzer-no-link']
428 # For the actual fuzzer binaries, we need to link against the libfuzzer
429 # library. They need to be configurable, to support OSS-Fuzz
430 fuzz_exe_ldflags = ['-fsanitize=fuzzer']
432 # LIB_FUZZING_ENGINE was set; assume we are running on OSS-Fuzz, and
433 # the needed CFLAGS have already been provided
434 fuzz_exe_ldflags = get_option('fuzzing_engine').split()
438 add_global_arguments(qemu_common_flags, native: false, language: all_languages)
439 add_global_link_arguments(qemu_ldflags, native: false, language: all_languages)
441 # Collect warnings that we want to enable
446 '-Wmissing-prototypes',
447 '-Wstrict-prototypes',
449 '-Wold-style-declaration',
450 '-Wold-style-definition',
455 '-Wignored-qualifiers',
459 '-Wexpansion-to-defined',
460 '-Wimplicit-fallthrough=2',
461 '-Wmissing-format-attribute',
462 '-Wno-initializer-overrides',
463 '-Wno-missing-include-dirs',
464 '-Wno-shift-negative-value',
465 '-Wno-string-plus-int',
466 '-Wno-typedef-redefinition',
467 '-Wno-tautological-type-limit-compare',
469 '-Wno-gnu-variable-sized-type-not-at-end',
472 if targetos != 'darwin'
473 warn_flags += ['-Wthread-safety']
476 # Set up C++ compiler flags
478 if 'cpp' in all_languages
479 qemu_cxxflags = ['-D__STDC_LIMIT_MACROS', '-D__STDC_CONSTANT_MACROS', '-D__STDC_FORMAT_MACROS'] + qemu_cflags
482 # clang does not support glibc + FORTIFY_SOURCE (is it still true?)
483 if get_option('optimization') != '0' and targetos == 'linux'
484 if cc.get_id() == 'gcc'
485 qemu_cflags += ['-U_FORTIFY_SOURCE', '-D_FORTIFY_SOURCE=2']
487 if 'cpp' in all_languages and cxx.get_id() == 'gcc'
488 qemu_cxxflags += ['-U_FORTIFY_SOURCE', '-D_FORTIFY_SOURCE=2']
492 add_project_arguments(qemu_cflags, native: false, language: 'c')
493 add_project_arguments(cc.get_supported_arguments(warn_flags), native: false, language: 'c')
494 if 'cpp' in all_languages
495 add_project_arguments(qemu_cxxflags, native: false, language: 'cpp')
496 add_project_arguments(cxx.get_supported_arguments(warn_flags), native: false, language: 'cpp')
498 if 'objc' in all_languages
499 # Note sanitizer flags are not applied to Objective-C sources!
500 add_project_arguments(objc.get_supported_arguments(warn_flags), native: false, language: 'objc')
502 if targetos == 'linux'
503 add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers',
504 '-isystem', 'linux-headers',
505 language: all_languages)
508 add_project_arguments('-iquote', '.',
509 '-iquote', meson.current_source_dir(),
510 '-iquote', meson.current_source_dir() / 'include',
511 language: all_languages)
513 # If a host-specific include directory exists, list that first...
514 host_include = meson.current_source_dir() / 'host/include/'
515 if fs.is_dir(host_include / host_arch)
516 add_project_arguments('-iquote', host_include / host_arch,
517 language: all_languages)
519 # ... followed by the generic fallback.
520 add_project_arguments('-iquote', host_include / 'generic',
521 language: all_languages)
523 sparse = find_program('cgcc', required: get_option('sparse'))
526 command: [find_program('scripts/check_sparse.py'),
527 'compile_commands.json', sparse.full_path(), '-Wbitwise',
528 '-Wno-transparent-union', '-Wno-old-initializer',
529 '-Wno-non-pointer-null'])
532 ###########################################
533 # Target-specific checks and dependencies #
534 ###########################################
537 if get_option('fuzzing') and get_option('fuzzing_engine') == '' and \
540 #include <sys/types.h>
541 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
542 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
544 args: ['-Werror', '-fsanitize=fuzzer'])
545 error('Your compiler does not support -fsanitize=fuzzer')
549 if 'ftrace' in get_option('trace_backends') and targetos != 'linux'
550 error('ftrace is supported only on Linux')
552 if 'syslog' in get_option('trace_backends') and not cc.compiles('''
555 openlog("qemu", LOG_PID, LOG_DAEMON);
556 syslog(LOG_INFO, "configure");
559 error('syslog is not supported on this system')
562 # Miscellaneous Linux-only features
563 get_option('mpath') \
564 .require(targetos == 'linux', error_message: 'Multipath is supported only on Linux')
566 multiprocess_allowed = get_option('multiprocess') \
567 .require(targetos == 'linux', error_message: 'Multiprocess QEMU is supported only on Linux') \
570 vfio_user_server_allowed = get_option('vfio_user_server') \
571 .require(targetos == 'linux', error_message: 'vfio-user server is supported only on Linux') \
574 have_tpm = get_option('tpm') \
575 .require(targetos != 'windows', error_message: 'TPM emulation only available on POSIX systems') \
579 have_vhost_user = get_option('vhost_user') \
580 .disable_auto_if(targetos != 'linux') \
581 .require(targetos != 'windows',
582 error_message: 'vhost-user is not available on Windows').allowed()
583 have_vhost_vdpa = get_option('vhost_vdpa') \
584 .require(targetos == 'linux',
585 error_message: 'vhost-vdpa is only available on Linux').allowed()
586 have_vhost_kernel = get_option('vhost_kernel') \
587 .require(targetos == 'linux',
588 error_message: 'vhost-kernel is only available on Linux').allowed()
589 have_vhost_user_crypto = get_option('vhost_crypto') \
590 .require(have_vhost_user,
591 error_message: 'vhost-crypto requires vhost-user to be enabled').allowed()
593 have_vhost = have_vhost_user or have_vhost_vdpa or have_vhost_kernel
595 have_vhost_net_user = have_vhost_user and get_option('vhost_net').allowed()
596 have_vhost_net_vdpa = have_vhost_vdpa and get_option('vhost_net').allowed()
597 have_vhost_net_kernel = have_vhost_kernel and get_option('vhost_net').allowed()
598 have_vhost_net = have_vhost_net_kernel or have_vhost_net_user or have_vhost_net_vdpa
600 # Target-specific libraries and flags
601 libm = cc.find_library('m', required: false)
602 threads = dependency('threads')
603 util = cc.find_library('util', required: false)
609 emulator_link_args = []
616 if targetos == 'windows'
617 midl = find_program('midl', required: false)
618 widl = find_program('widl', required: false)
619 pathcch = cc.find_library('pathcch')
620 socket = cc.find_library('ws2_32')
621 winmm = cc.find_library('winmm')
623 win = import('windows')
624 version_res = win.compile_resources('version.rc',
625 depend_files: files('pc-bios/qemu-nsis.ico'),
626 include_directories: include_directories('.'))
628 elif targetos == 'darwin'
629 coref = dependency('appleframeworks', modules: 'CoreFoundation')
630 iokit = dependency('appleframeworks', modules: 'IOKit', required: false)
631 host_dsosuf = '.dylib'
632 elif targetos == 'sunos'
633 socket = [cc.find_library('socket'),
634 cc.find_library('nsl'),
635 cc.find_library('resolv')]
636 elif targetos == 'haiku'
637 socket = [cc.find_library('posix_error_mapper'),
638 cc.find_library('network'),
639 cc.find_library('bsd')]
640 elif targetos == 'openbsd'
641 if get_option('tcg').allowed() and target_dirs.length() > 0
642 # Disable OpenBSD W^X if available
643 emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded')
647 # Target-specific configuration of accelerators
649 if get_option('kvm').allowed() and targetos == 'linux'
650 accelerators += 'CONFIG_KVM'
652 if get_option('whpx').allowed() and targetos == 'windows'
653 if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64'
654 error('WHPX requires 64-bit host')
655 elif cc.has_header('winhvplatform.h', required: get_option('whpx')) and \
656 cc.has_header('winhvemulation.h', required: get_option('whpx'))
657 accelerators += 'CONFIG_WHPX'
660 if get_option('hvf').allowed()
661 hvf = dependency('appleframeworks', modules: 'Hypervisor',
662 required: get_option('hvf'))
664 accelerators += 'CONFIG_HVF'
667 if targetos == 'netbsd'
668 nvmm = cc.find_library('nvmm', required: get_option('nvmm'))
670 accelerators += 'CONFIG_NVMM'
675 if get_option('tcg').allowed()
676 if host_arch == 'unknown'
677 if get_option('tcg_interpreter')
678 warning('Unsupported CPU @0@, will use TCG with TCI (slow)'.format(cpu))
680 error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu))
682 elif get_option('tcg_interpreter')
683 warning('Use of the TCG interpreter is not recommended on this host')
684 warning('architecture. There is a native TCG execution backend available')
685 warning('which provides substantially better performance and reliability.')
686 warning('It is strongly recommended to remove the --enable-tcg-interpreter')
687 warning('configuration option on this architecture to use the native')
690 if get_option('tcg_interpreter')
692 config_host += { 'CONFIG_TCG_INTERPRETER': 'y' }
693 elif host_arch == 'x86_64'
695 elif host_arch == 'ppc64'
698 add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch,
699 language: all_languages)
701 accelerators += 'CONFIG_TCG'
702 config_host += { 'CONFIG_TCG': 'y' }
705 if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled()
706 error('KVM not available on this platform')
708 if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled()
709 error('HVF not available on this platform')
711 if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled()
712 error('NVMM not available on this platform')
714 if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled()
715 error('WHPX not available on this platform')
722 # When bumping glib minimum version, please check also whether to increase
723 # the _WIN32_WINNT setting in osdep.h according to the value from glib
724 glib_req_ver = '>=2.56.0'
725 glib_pc = dependency('glib-2.0', version: glib_req_ver, required: true,
726 method: 'pkg-config')
729 gmodule = dependency('gmodule-export-2.0', version: glib_req_ver, required: true,
730 method: 'pkg-config')
731 elif config_host.has_key('CONFIG_PLUGIN')
732 gmodule = dependency('gmodule-no-export-2.0', version: glib_req_ver, required: true,
733 method: 'pkg-config')
738 # This workaround is required due to a bug in pkg-config file for glib as it
739 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
740 if targetos == 'windows' and get_option('prefer_static')
741 glib_cflags += ['-DGLIB_STATIC_COMPILATION']
744 # Sanity check that the current size_t matches the
745 # size that glib thinks it should be. This catches
746 # problems on multi-arch where people try to build
747 # 32-bit QEMU while pointing at 64-bit glib headers
749 if not cc.compiles('''
753 #define QEMU_BUILD_BUG_ON(x) \
754 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
757 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
759 }''', dependencies: glib_pc, args: glib_cflags)
760 error('''sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T.
761 You probably need to set PKG_CONFIG_LIBDIR" to point
762 to the right pkg-config files for your build target.''')
765 # Silence clang warnings triggered by glib < 2.57.2
766 if not cc.compiles('''
771 static void foo_free(Foo *f)
775 G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free)
776 int main(void) { return 0; }''', dependencies: glib_pc, args: ['-Wunused-function', '-Werror'])
777 glib_cflags += cc.get_supported_arguments('-Wno-unused-function')
779 glib = declare_dependency(dependencies: [glib_pc, gmodule],
780 compile_args: glib_cflags,
781 version: glib_pc.version())
783 # Check whether glib has gslice, which we have to avoid for correctness.
784 # TODO: remove this check and the corresponding workaround (qtree) when
785 # the minimum supported glib is >= 2.75.3
786 glib_has_gslice = glib.version().version_compare('<2.75.3')
788 # override glib dep to include the above refinements
789 meson.override_dependency('glib-2.0', glib)
791 # The path to glib.h is added to all compilation commands.
792 add_project_dependencies(glib.partial_dependency(compile_args: true, includes: true),
793 native: false, language: all_languages)
796 gdbus_codegen = not_found
797 gdbus_codegen_error = '@0@ requires gdbus-codegen, please install libgio'
798 if not get_option('gio').auto() or have_system
799 gio = dependency('gio-2.0', required: get_option('gio'),
800 method: 'pkg-config')
801 if gio.found() and not cc.links('''
805 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0);
807 }''', dependencies: [glib, gio])
808 if get_option('gio').enabled()
809 error('The installed libgio is broken for static linking')
814 gdbus_codegen = find_program(gio.get_variable('gdbus_codegen'),
815 required: get_option('gio'))
816 gio_unix = dependency('gio-unix-2.0', required: get_option('gio'),
817 method: 'pkg-config')
818 gio = declare_dependency(dependencies: [gio, gio_unix],
819 version: gio.version())
822 if gdbus_codegen.found() and get_option('cfi')
823 gdbus_codegen = not_found
824 gdbus_codegen_error = '@0@ uses gdbus-codegen, which does not support control flow integrity'
827 xml_pp = find_program('scripts/xml-preprocess.py')
830 if 'ust' in get_option('trace_backends')
831 lttng = dependency('lttng-ust', required: true, version: '>= 2.1',
832 method: 'pkg-config')
835 if have_system or have_tools
836 pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8',
837 method: 'pkg-config')
839 zlib = dependency('zlib', required: true)
842 if not get_option('linux_aio').auto() or have_block
843 libaio = cc.find_library('aio', has_headers: ['libaio.h'],
844 required: get_option('linux_aio'))
847 linux_io_uring_test = '''
848 #include <liburing.h>
849 #include <linux/errqueue.h>
851 int main(void) { return 0; }'''
853 linux_io_uring = not_found
854 if not get_option('linux_io_uring').auto() or have_block
855 linux_io_uring = dependency('liburing', version: '>=0.3',
856 required: get_option('linux_io_uring'),
857 method: 'pkg-config')
858 if not cc.links(linux_io_uring_test)
859 linux_io_uring = not_found
864 if not get_option('libnfs').auto() or have_block
865 libnfs = dependency('libnfs', version: '>=1.9.3',
866 required: get_option('libnfs'),
867 method: 'pkg-config')
872 #include <sys/types.h>
873 #ifdef CONFIG_LIBATTR
874 #include <attr/xattr.h>
876 #include <sys/xattr.h>
878 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }'''
881 have_old_libattr = false
882 if get_option('attr').allowed()
883 if cc.links(libattr_test)
884 libattr = declare_dependency()
886 libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'],
887 required: get_option('attr'))
888 if libattr.found() and not \
889 cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR')
891 if get_option('attr').enabled()
892 error('could not link libattr')
894 warning('could not link libattr, disabling')
897 have_old_libattr = libattr.found()
902 cocoa = dependency('appleframeworks', modules: ['Cocoa', 'CoreVideo'],
903 required: get_option('cocoa'))
905 vmnet = dependency('appleframeworks', modules: 'vmnet', required: get_option('vmnet'))
906 if vmnet.found() and not cc.has_header_symbol('vmnet/vmnet.h',
907 'VMNET_BRIDGED_MODE',
910 if get_option('vmnet').enabled()
911 error('vmnet.framework API is outdated')
913 warning('vmnet.framework API is outdated, disabling')
918 seccomp_has_sysrawrc = false
919 if not get_option('seccomp').auto() or have_system or have_tools
920 seccomp = dependency('libseccomp', version: '>=2.3.0',
921 required: get_option('seccomp'),
922 method: 'pkg-config')
924 seccomp_has_sysrawrc = cc.has_header_symbol('seccomp.h',
925 'SCMP_FLTATR_API_SYSRAWRC',
926 dependencies: seccomp)
930 libcap_ng = not_found
931 if not get_option('cap_ng').auto() or have_system or have_tools
932 libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'],
933 required: get_option('cap_ng'))
935 if libcap_ng.found() and not cc.links('''
939 capng_capability_to_name(CAPNG_EFFECTIVE);
941 }''', dependencies: libcap_ng)
942 libcap_ng = not_found
943 if get_option('cap_ng').enabled()
944 error('could not link libcap-ng')
946 warning('could not link libcap-ng, disabling')
950 if get_option('xkbcommon').auto() and not have_system and not have_tools
951 xkbcommon = not_found
953 xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'),
954 method: 'pkg-config')
958 if not get_option('slirp').auto() or have_system
959 slirp = dependency('slirp', required: get_option('slirp'),
960 method: 'pkg-config')
961 # slirp < 4.7 is incompatible with CFI support in QEMU. This is because
962 # it passes function pointers within libslirp as callbacks for timers.
963 # When using a system-wide shared libslirp, the type information for the
964 # callback is missing and the timer call produces a false positive with CFI.
965 # Do not use the "version" keyword argument to produce a better error.
966 # with control-flow integrity.
967 if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7')
968 if get_option('slirp').enabled()
969 error('Control-Flow Integrity requires libslirp 4.7.')
971 warning('Cannot use libslirp since Control-Flow Integrity requires libslirp >= 4.7.')
978 if not get_option('vde').auto() or have_system or have_tools
979 vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'],
980 required: get_option('vde'))
982 if vde.found() and not cc.links('''
983 #include <libvdeplug.h>
986 struct vde_open_args a = {0, 0, 0};
990 }''', dependencies: vde)
992 if get_option('cap_ng').enabled()
993 error('could not link libvdeplug')
995 warning('could not link libvdeplug, disabling')
1000 if not get_option('pa').auto() or (targetos == 'linux' and have_system)
1001 pulse = dependency('libpulse', required: get_option('pa'),
1002 method: 'pkg-config')
1005 if not get_option('alsa').auto() or (targetos == 'linux' and have_system)
1006 alsa = dependency('alsa', required: get_option('alsa'),
1007 method: 'pkg-config')
1010 if not get_option('jack').auto() or have_system
1011 jack = dependency('jack', required: get_option('jack'),
1012 method: 'pkg-config')
1014 pipewire = not_found
1015 if not get_option('pipewire').auto() or (targetos == 'linux' and have_system)
1016 pipewire = dependency('libpipewire-0.3', version: '>=0.3.60',
1017 required: get_option('pipewire'),
1018 method: 'pkg-config')
1021 if not get_option('sndio').auto() or have_system
1022 sndio = dependency('sndio', required: get_option('sndio'),
1023 method: 'pkg-config')
1026 spice_protocol = not_found
1027 if not get_option('spice_protocol').auto() or have_system
1028 spice_protocol = dependency('spice-protocol', version: '>=0.14.0',
1029 required: get_option('spice_protocol'),
1030 method: 'pkg-config')
1033 if not get_option('spice').auto() or have_system
1034 spice = dependency('spice-server', version: '>=0.14.0',
1035 required: get_option('spice'),
1036 method: 'pkg-config')
1038 spice_headers = spice.partial_dependency(compile_args: true, includes: true)
1040 rt = cc.find_library('rt', required: false)
1042 libiscsi = not_found
1043 if not get_option('libiscsi').auto() or have_block
1044 libiscsi = dependency('libiscsi', version: '>=1.9.0',
1045 required: get_option('libiscsi'),
1046 method: 'pkg-config')
1049 if not get_option('zstd').auto() or have_block
1050 zstd = dependency('libzstd', version: '>=1.4.0',
1051 required: get_option('zstd'),
1052 method: 'pkg-config')
1056 have_vhost_user_gpu = have_tools and targetos == 'linux' and pixman.found()
1057 if not get_option('virglrenderer').auto() or have_system or have_vhost_user_gpu
1058 virgl = dependency('virglrenderer',
1059 method: 'pkg-config',
1060 required: get_option('virglrenderer'))
1062 config_host_data.set('HAVE_VIRGL_D3D_INFO_EXT',
1063 cc.has_member('struct virgl_renderer_resource_info_ext', 'd3d_tex2d',
1064 prefix: '#include <virglrenderer.h>',
1065 dependencies: virgl))
1069 if not get_option('blkio').auto() or have_block
1070 blkio = dependency('blkio',
1071 method: 'pkg-config',
1072 required: get_option('blkio'))
1075 if not get_option('curl').auto() or have_block
1076 curl = dependency('libcurl', version: '>=7.29.0',
1077 method: 'pkg-config',
1078 required: get_option('curl'))
1081 if targetos == 'linux' and (have_system or have_tools)
1082 libudev = dependency('libudev',
1083 method: 'pkg-config',
1084 required: get_option('libudev'))
1087 mpathlibs = [libudev]
1088 mpathpersist = not_found
1089 if targetos == 'linux' and have_tools and get_option('mpath').allowed()
1090 mpath_test_source = '''
1091 #include <libudev.h>
1092 #include <mpath_persist.h>
1093 unsigned mpath_mx_alloc_len = 1024;
1095 static struct config *multipath_conf;
1096 extern struct udev *udev;
1097 extern struct config *get_multipath_config(void);
1098 extern void put_multipath_config(struct config *conf);
1100 struct config *get_multipath_config(void) { return multipath_conf; }
1101 void put_multipath_config(struct config *conf) { }
1104 multipath_conf = mpath_lib_init();
1107 libmpathpersist = cc.find_library('mpathpersist',
1108 required: get_option('mpath'))
1109 if libmpathpersist.found()
1110 mpathlibs += libmpathpersist
1111 if get_option('prefer_static')
1112 mpathlibs += cc.find_library('devmapper',
1113 required: get_option('mpath'))
1115 mpathlibs += cc.find_library('multipath',
1116 required: get_option('mpath'))
1117 foreach lib: mpathlibs
1123 if mpathlibs.length() == 0
1124 msg = 'Dependencies missing for libmpathpersist'
1125 elif cc.links(mpath_test_source, dependencies: mpathlibs)
1126 mpathpersist = declare_dependency(dependencies: mpathlibs)
1128 msg = 'Cannot detect libmpathpersist API'
1130 if not mpathpersist.found()
1131 if get_option('mpath').enabled()
1134 warning(msg + ', disabling')
1142 if have_system and get_option('curses').allowed()
1144 #if defined(__APPLE__) || defined(__OpenBSD__)
1145 #define _XOPEN_SOURCE_EXTENDED 1
1152 setlocale(LC_ALL, "");
1154 addwstr(L"wide chars\n");
1156 add_wch(WACS_DEGREE);
1160 curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw']
1161 curses = dependency(curses_dep_list,
1163 method: 'pkg-config')
1164 msg = get_option('curses').enabled() ? 'curses library not found' : ''
1165 curses_compile_args = ['-DNCURSES_WIDECHAR=1']
1167 if cc.links(curses_test, args: curses_compile_args, dependencies: [curses])
1168 curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses],
1169 version: curses.version())
1171 msg = 'curses package not usable'
1175 if not curses.found()
1176 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
1177 if targetos != 'windows' and not has_curses_h
1178 message('Trying with /usr/include/ncursesw')
1179 curses_compile_args += ['-I/usr/include/ncursesw']
1180 has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
1183 curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw'])
1184 foreach curses_libname : curses_libname_list
1185 libcurses = cc.find_library(curses_libname,
1187 if libcurses.found()
1188 if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses)
1189 curses = declare_dependency(compile_args: curses_compile_args,
1190 dependencies: [libcurses])
1193 msg = 'curses library not usable'
1199 if get_option('iconv').allowed()
1200 foreach link_args : [ ['-liconv'], [] ]
1201 # Programs will be linked with glib and this will bring in libiconv on FreeBSD.
1202 # We need to use libiconv if available because mixing libiconv's headers with
1203 # the system libc does not work.
1204 # However, without adding glib to the dependencies -L/usr/local/lib will not be
1205 # included in the command line and libiconv will not be found.
1209 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
1210 return conv != (iconv_t) -1;
1211 }''', args: link_args, dependencies: glib)
1212 iconv = declare_dependency(link_args: link_args, dependencies: glib)
1217 if curses.found() and not iconv.found()
1218 if get_option('iconv').enabled()
1219 error('iconv not available')
1221 msg = 'iconv required for curses UI but not available'
1224 if not curses.found() and msg != ''
1225 if get_option('curses').enabled()
1228 warning(msg + ', disabling')
1234 if not get_option('brlapi').auto() or have_system
1235 brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'],
1236 required: get_option('brlapi'))
1237 if brlapi.found() and not cc.links('''
1240 int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi)
1242 if get_option('brlapi').enabled()
1243 error('could not link brlapi')
1245 warning('could not link brlapi, disabling')
1251 if not get_option('sdl').auto() or have_system
1252 sdl = dependency('sdl2', required: get_option('sdl'))
1253 sdl_image = not_found
1256 # Some versions of SDL have problems with -Wundef
1257 if not cc.compiles('''
1259 #include <SDL_syswm.h>
1260 int main(int argc, char *argv[]) { return 0; }
1261 ''', dependencies: sdl, args: '-Werror=undef')
1262 sdl = declare_dependency(compile_args: '-Wno-undef',
1264 version: sdl.version())
1266 sdl_image = dependency('SDL2_image', required: get_option('sdl_image'),
1267 method: 'pkg-config')
1269 if get_option('sdl_image').enabled()
1270 error('sdl-image required, but SDL was @0@'.format(
1271 get_option('sdl').disabled() ? 'disabled' : 'not found'))
1273 sdl_image = not_found
1277 if not get_option('rbd').auto() or have_block
1278 librados = cc.find_library('rados', required: get_option('rbd'))
1279 librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'],
1280 required: get_option('rbd'))
1281 if librados.found() and librbd.found()
1284 #include <rbd/librbd.h>
1287 rados_create(&cluster, NULL);
1288 #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0)
1292 }''', dependencies: [librbd, librados])
1293 rbd = declare_dependency(dependencies: [librbd, librados])
1294 elif get_option('rbd').enabled()
1295 error('librbd >= 1.12.0 required')
1297 warning('librbd >= 1.12.0 not found, disabling')
1302 glusterfs = not_found
1303 glusterfs_ftruncate_has_stat = false
1304 glusterfs_iocb_has_stat = false
1305 if not get_option('glusterfs').auto() or have_block
1306 glusterfs = dependency('glusterfs-api', version: '>=3',
1307 required: get_option('glusterfs'),
1308 method: 'pkg-config')
1309 if glusterfs.found()
1310 glusterfs_ftruncate_has_stat = cc.links('''
1311 #include <glusterfs/api/glfs.h>
1316 /* new glfs_ftruncate() passes two additional args */
1317 return glfs_ftruncate(NULL, 0, NULL, NULL);
1319 ''', dependencies: glusterfs)
1320 glusterfs_iocb_has_stat = cc.links('''
1321 #include <glusterfs/api/glfs.h>
1323 /* new glfs_io_cbk() passes two additional glfs_stat structs */
1325 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
1331 glfs_io_cbk iocb = &glusterfs_iocb;
1332 iocb(NULL, 0 , NULL, NULL, NULL);
1335 ''', dependencies: glusterfs)
1340 if not get_option('libssh').auto() or have_block
1341 libssh = dependency('libssh', version: '>=0.8.7',
1342 method: 'pkg-config',
1343 required: get_option('libssh'))
1346 libbzip2 = not_found
1347 if not get_option('bzip2').auto() or have_block
1348 libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'],
1349 required: get_option('bzip2'))
1350 if libbzip2.found() and not cc.links('''
1352 int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2)
1353 libbzip2 = not_found
1354 if get_option('bzip2').enabled()
1355 error('could not link libbzip2')
1357 warning('could not link libbzip2, disabling')
1362 liblzfse = not_found
1363 if not get_option('lzfse').auto() or have_block
1364 liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'],
1365 required: get_option('lzfse'))
1367 if liblzfse.found() and not cc.links('''
1369 int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse)
1370 liblzfse = not_found
1371 if get_option('lzfse').enabled()
1372 error('could not link liblzfse')
1374 warning('could not link liblzfse, disabling')
1379 if get_option('oss').allowed() and have_system
1380 if not cc.has_header('sys/soundcard.h')
1382 elif targetos == 'netbsd'
1383 oss = cc.find_library('ossaudio', required: get_option('oss'))
1385 oss = declare_dependency()
1389 if get_option('oss').enabled()
1390 error('OSS not found')
1395 if not get_option('dsound').auto() or (targetos == 'windows' and have_system)
1396 if cc.has_header('dsound.h')
1397 dsound = declare_dependency(link_args: ['-lole32', '-ldxguid'])
1400 if not dsound.found()
1401 if get_option('dsound').enabled()
1402 error('DirectSound not found')
1407 coreaudio = not_found
1408 if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system)
1409 coreaudio = dependency('appleframeworks', modules: 'CoreAudio',
1410 required: get_option('coreaudio'))
1414 if not get_option('opengl').auto() or have_system or have_vhost_user_gpu
1415 epoxy = dependency('epoxy', method: 'pkg-config',
1416 required: get_option('opengl'))
1417 if cc.has_header('epoxy/egl.h', dependencies: epoxy)
1419 elif get_option('opengl').enabled()
1420 error('epoxy/egl.h not found')
1424 if (have_system or have_tools) and (virgl.found() or opengl.found())
1425 gbm = dependency('gbm', method: 'pkg-config', required: false)
1427 have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and opengl.found() and gbm.found()
1430 gnutls_crypto = not_found
1431 if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system)
1432 # For general TLS support our min gnutls matches
1433 # that implied by our platform support matrix
1435 # For the crypto backends, we look for a newer
1438 # Version 3.6.8 is needed to get XTS
1439 # Version 3.6.13 is needed to get PBKDF
1440 # Version 3.6.14 is needed to get HW accelerated XTS
1442 # If newer enough gnutls isn't available, we can
1443 # still use a different crypto backend to satisfy
1444 # the platform support requirements
1445 gnutls_crypto = dependency('gnutls', version: '>=3.6.14',
1446 method: 'pkg-config',
1448 if gnutls_crypto.found()
1449 gnutls = gnutls_crypto
1451 # Our min version if all we need is TLS
1452 gnutls = dependency('gnutls', version: '>=3.5.18',
1453 method: 'pkg-config',
1454 required: get_option('gnutls'))
1458 # We prefer use of gnutls for crypto, unless the options
1459 # explicitly asked for nettle or gcrypt.
1461 # If gnutls isn't available for crypto, then we'll prefer
1462 # gcrypt over nettle for performance reasons.
1468 if get_option('nettle').enabled() and get_option('gcrypt').enabled()
1469 error('Only one of gcrypt & nettle can be enabled')
1472 # Explicit nettle/gcrypt request, so ignore gnutls for crypto
1473 if get_option('nettle').enabled() or get_option('gcrypt').enabled()
1474 gnutls_crypto = not_found
1477 if not gnutls_crypto.found()
1478 if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled()
1479 gcrypt = dependency('libgcrypt', version: '>=1.8',
1480 method: 'config-tool',
1481 required: get_option('gcrypt'))
1482 # Debian has removed -lgpg-error from libgcrypt-config
1483 # as it "spreads unnecessary dependencies" which in
1484 # turn breaks static builds...
1485 if gcrypt.found() and get_option('prefer_static')
1486 gcrypt = declare_dependency(dependencies:
1488 cc.find_library('gpg-error', required: true)],
1489 version: gcrypt.version())
1492 if (not get_option('nettle').auto() or have_system) and not gcrypt.found()
1493 nettle = dependency('nettle', version: '>=3.4',
1494 method: 'pkg-config',
1495 required: get_option('nettle'))
1496 if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle)
1502 gmp = dependency('gmp', required: false, method: 'pkg-config')
1503 if nettle.found() and gmp.found()
1504 hogweed = dependency('hogweed', version: '>=3.4',
1505 method: 'pkg-config',
1506 required: get_option('nettle'))
1513 have_gtk_clipboard = get_option('gtk_clipboard').enabled()
1515 if not get_option('gtk').auto() or have_system
1516 gtk = dependency('gtk+-3.0', version: '>=3.22.0',
1517 method: 'pkg-config',
1518 required: get_option('gtk'))
1520 gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0',
1521 method: 'pkg-config',
1523 gtk = declare_dependency(dependencies: [gtk, gtkx11],
1524 version: gtk.version())
1526 if not get_option('vte').auto() or have_system
1527 vte = dependency('vte-2.91',
1528 method: 'pkg-config',
1529 required: get_option('vte'))
1531 elif have_gtk_clipboard
1532 error('GTK clipboard requested, but GTK not found')
1538 x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found())
1541 if get_option('png').allowed() and have_system
1542 png = dependency('libpng', version: '>=1.6.34', required: get_option('png'),
1543 method: 'pkg-config')
1548 if get_option('vnc').allowed() and have_system
1549 vnc = declare_dependency() # dummy dependency
1550 jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'),
1551 method: 'pkg-config')
1552 sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'],
1553 required: get_option('vnc_sasl'))
1555 sasl = declare_dependency(dependencies: sasl,
1556 compile_args: '-DSTRUCT_IOVEC_DEFINED')
1561 if not get_option('auth_pam').auto() or have_system
1562 pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'],
1563 required: get_option('auth_pam'))
1565 if pam.found() and not cc.links('''
1567 #include <security/pam_appl.h>
1569 const char *service_name = "qemu";
1570 const char *user = "frank";
1571 const struct pam_conv pam_conv = { 0 };
1572 pam_handle_t *pamh = NULL;
1573 pam_start(service_name, user, &pam_conv, &pamh);
1575 }''', dependencies: pam)
1577 if get_option('auth_pam').enabled()
1578 error('could not link libpam')
1580 warning('could not link libpam, disabling')
1585 if not get_option('snappy').auto() or have_system
1586 snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'],
1587 required: get_option('snappy'))
1589 if snappy.found() and not cc.links('''
1590 #include <snappy-c.h>
1591 int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy)
1593 if get_option('snappy').enabled()
1594 error('could not link libsnappy')
1596 warning('could not link libsnappy, disabling')
1601 if not get_option('lzo').auto() or have_system
1602 lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'],
1603 required: get_option('lzo'))
1605 if lzo.found() and not cc.links('''
1606 #include <lzo/lzo1x.h>
1607 int main(void) { lzo_version(); return 0; }''', dependencies: lzo)
1609 if get_option('lzo').enabled()
1610 error('could not link liblzo2')
1612 warning('could not link liblzo2, disabling')
1617 if not get_option('numa').auto() or have_system or have_tools
1618 numa = cc.find_library('numa', has_headers: ['numa.h'],
1619 required: get_option('numa'))
1621 if numa.found() and not cc.links('''
1623 int main(void) { return numa_available(); }
1624 ''', dependencies: numa)
1626 if get_option('numa').enabled()
1627 error('could not link numa')
1629 warning('could not link numa, disabling')
1634 if not get_option('rdma').auto() or have_system
1635 libumad = cc.find_library('ibumad', required: get_option('rdma'))
1636 rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'],
1637 required: get_option('rdma')),
1638 cc.find_library('ibverbs', required: get_option('rdma')),
1640 rdma = declare_dependency(dependencies: rdma_libs)
1641 foreach lib: rdma_libs
1649 if get_option('xen').enabled() or (get_option('xen').auto() and have_system)
1650 xencontrol = dependency('xencontrol', required: false,
1651 method: 'pkg-config')
1652 if xencontrol.found()
1653 xen_pc = declare_dependency(version: xencontrol.version(),
1656 # disabler: true makes xen_pc.found() return false if any is not found
1657 dependency('xenstore', required: false,
1658 method: 'pkg-config',
1660 dependency('xenforeignmemory', required: false,
1661 method: 'pkg-config',
1663 dependency('xengnttab', required: false,
1664 method: 'pkg-config',
1666 dependency('xenevtchn', required: false,
1667 method: 'pkg-config',
1669 dependency('xendevicemodel', required: false,
1670 method: 'pkg-config',
1672 # optional, no "disabler: true"
1673 dependency('xentoolcore', required: false,
1674 method: 'pkg-config')])
1680 xen_tests = [ '4.11.0', '4.10.0', '4.9.0', '4.8.0', '4.7.1' ]
1682 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1683 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1684 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1685 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1686 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1689 foreach ver: xen_tests
1690 # cache the various library tests to avoid polluting the logs
1692 foreach l: xen_libs[ver]
1693 if l not in xen_deps
1694 xen_deps += { l: cc.find_library(l, required: false) }
1696 xen_test_deps += xen_deps[l]
1699 # Use -D to pick just one of the test programs in scripts/xen-detect.c
1700 xen_version = ver.split('.')
1701 xen_ctrl_version = xen_version[0] + \
1702 ('0' + xen_version[1]).substring(-2) + \
1703 ('0' + xen_version[2]).substring(-2)
1704 if cc.links(files('scripts/xen-detect.c'),
1705 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version,
1706 dependencies: xen_test_deps)
1707 xen = declare_dependency(version: ver, dependencies: xen_test_deps)
1713 accelerators += 'CONFIG_XEN'
1714 elif get_option('xen').enabled()
1715 error('could not compile and link Xen test program')
1718 have_xen_pci_passthrough = get_option('xen_pci_passthrough') \
1719 .require(xen.found(),
1720 error_message: 'Xen PCI passthrough requested but Xen not enabled') \
1721 .require(targetos == 'linux',
1722 error_message: 'Xen PCI passthrough not available on this platform') \
1723 .require(cpu == 'x86' or cpu == 'x86_64',
1724 error_message: 'Xen PCI passthrough not available on this platform') \
1729 if not get_option('smartcard').auto() or have_system
1730 cacard = dependency('libcacard', required: get_option('smartcard'),
1731 version: '>=2.5.1', method: 'pkg-config')
1735 u2f = dependency('u2f-emu', required: get_option('u2f'),
1736 method: 'pkg-config')
1740 canokey = dependency('canokey-qemu', required: get_option('canokey'),
1741 method: 'pkg-config')
1743 usbredir = not_found
1744 if not get_option('usb_redir').auto() or have_system
1745 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'),
1746 version: '>=0.6', method: 'pkg-config')
1749 if not get_option('libusb').auto() or have_system
1750 libusb = dependency('libusb-1.0', required: get_option('libusb'),
1751 version: '>=1.0.13', method: 'pkg-config')
1755 if not get_option('libpmem').auto() or have_system
1756 libpmem = dependency('libpmem', required: get_option('libpmem'),
1757 method: 'pkg-config')
1759 libdaxctl = not_found
1760 if not get_option('libdaxctl').auto() or have_system
1761 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'),
1762 version: '>=57', method: 'pkg-config')
1766 tasn1 = dependency('libtasn1',
1767 method: 'pkg-config')
1769 keyutils = not_found
1770 if get_option('keyring').enabled()
1771 keyutils = dependency('libkeyutils', required: false, method: 'pkg-config')
1774 has_gettid = cc.has_function('gettid')
1777 selinux = dependency('libselinux',
1778 required: get_option('selinux'),
1779 method: 'pkg-config')
1784 if get_option('malloc') == 'system'
1786 get_option('malloc_trim').allowed() and \
1787 cc.has_function('malloc_trim', prefix: '#include <malloc.h>')
1789 has_malloc_trim = false
1790 malloc = cc.find_library(get_option('malloc'), required: true)
1792 if not has_malloc_trim and get_option('malloc_trim').enabled()
1793 if get_option('malloc') == 'system'
1794 error('malloc_trim not available on this platform.')
1796 error('malloc_trim not available with non-libc memory allocator')
1800 gnu_source_prefix = '''
1806 # Check whether the glibc provides STATX_BASIC_STATS
1808 has_statx = cc.has_header_symbol('sys/stat.h', 'STATX_BASIC_STATS', prefix: gnu_source_prefix)
1810 # Check whether statx() provides mount ID information
1812 has_statx_mnt_id = cc.has_header_symbol('sys/stat.h', 'STATX_MNT_ID', prefix: gnu_source_prefix)
1814 have_vhost_user_blk_server = get_option('vhost_user_blk_server') \
1815 .require(targetos == 'linux',
1816 error_message: 'vhost_user_blk_server requires linux') \
1817 .require(have_vhost_user,
1818 error_message: 'vhost_user_blk_server requires vhost-user support') \
1819 .disable_auto_if(not have_tools and not have_system) \
1822 if get_option('fuse').disabled() and get_option('fuse_lseek').enabled()
1823 error('Cannot enable fuse-lseek while fuse is disabled')
1826 fuse = dependency('fuse3', required: get_option('fuse'),
1827 version: '>=3.1', method: 'pkg-config')
1829 fuse_lseek = not_found
1830 if get_option('fuse_lseek').allowed()
1831 if fuse.version().version_compare('>=3.8')
1833 fuse_lseek = declare_dependency()
1834 elif get_option('fuse_lseek').enabled()
1836 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version())
1838 error('fuse-lseek requires libfuse, which was not found')
1843 have_libvduse = (targetos == 'linux')
1844 if get_option('libvduse').enabled()
1845 if targetos != 'linux'
1846 error('libvduse requires linux')
1848 elif get_option('libvduse').disabled()
1849 have_libvduse = false
1852 have_vduse_blk_export = (have_libvduse and targetos == 'linux')
1853 if get_option('vduse_blk_export').enabled()
1854 if targetos != 'linux'
1855 error('vduse_blk_export requires linux')
1856 elif not have_libvduse
1857 error('vduse_blk_export requires libvduse support')
1859 elif get_option('vduse_blk_export').disabled()
1860 have_vduse_blk_export = false
1864 libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config')
1865 if libbpf.found() and not cc.links('''
1866 #include <bpf/libbpf.h>
1869 bpf_object__destroy_skeleton(NULL);
1871 }''', dependencies: libbpf)
1873 if get_option('bpf').enabled()
1874 error('libbpf skeleton test failed')
1876 warning('libbpf skeleton test failed, disabling')
1882 if not get_option('libdw').auto() or \
1883 (not get_option('prefer_static') and (have_system or have_user))
1884 libdw = dependency('libdw',
1885 method: 'pkg-config',
1886 required: get_option('libdw'))
1893 audio_drivers_selected = []
1895 audio_drivers_available = {
1896 'alsa': alsa.found(),
1897 'coreaudio': coreaudio.found(),
1898 'dsound': dsound.found(),
1899 'jack': jack.found(),
1901 'pa': pulse.found(),
1902 'pipewire': pipewire.found(),
1904 'sndio': sndio.found(),
1906 foreach k, v: audio_drivers_available
1907 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v)
1910 # Default to native drivers first, OSS second, SDL third
1911 audio_drivers_priority = \
1912 [ 'pa', 'coreaudio', 'dsound', 'sndio', 'oss' ] + \
1913 (targetos == 'linux' ? [] : [ 'sdl' ])
1914 audio_drivers_default = []
1915 foreach k: audio_drivers_priority
1916 if audio_drivers_available[k]
1917 audio_drivers_default += k
1921 foreach k: get_option('audio_drv_list')
1923 audio_drivers_selected += audio_drivers_default
1924 elif not audio_drivers_available[k]
1925 error('Audio driver "@0@" not available.'.format(k))
1927 audio_drivers_selected += k
1931 config_host_data.set('CONFIG_AUDIO_DRIVERS',
1932 '"' + '", "'.join(audio_drivers_selected) + '", ')
1934 if get_option('cfi')
1936 # Check for dependency on LTO
1937 if not get_option('b_lto')
1938 error('Selected Control-Flow Integrity but LTO is disabled')
1941 error('Selected Control-Flow Integrity is not compatible with modules')
1943 # Check for cfi flags. CFI requires LTO so we can't use
1944 # get_supported_arguments, but need a more complex "compiles" which allows
1946 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall',
1947 args: ['-flto', '-fsanitize=cfi-icall'] )
1948 cfi_flags += '-fsanitize=cfi-icall'
1950 error('-fsanitize=cfi-icall is not supported by the compiler')
1952 if cc.compiles('int main () { return 0; }',
1953 name: '-fsanitize-cfi-icall-generalize-pointers',
1954 args: ['-flto', '-fsanitize=cfi-icall',
1955 '-fsanitize-cfi-icall-generalize-pointers'] )
1956 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers'
1958 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler')
1960 if get_option('cfi_debug')
1961 if cc.compiles('int main () { return 0; }',
1962 name: '-fno-sanitize-trap=cfi-icall',
1963 args: ['-flto', '-fsanitize=cfi-icall',
1964 '-fno-sanitize-trap=cfi-icall'] )
1965 cfi_flags += '-fno-sanitize-trap=cfi-icall'
1967 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
1970 add_global_arguments(cfi_flags, native: false, language: all_languages)
1971 add_global_link_arguments(cfi_flags, native: false, language: all_languages)
1974 have_host_block_device = (targetos != 'darwin' or
1975 cc.has_header('IOKit/storage/IOMedia.h'))
1977 dbus_display = get_option('dbus_display') \
1978 .require(gio.version().version_compare('>=2.64'),
1979 error_message: '-display dbus requires glib>=2.64') \
1980 .require(gdbus_codegen.found(),
1981 error_message: gdbus_codegen_error.format('-display dbus')) \
1984 have_virtfs = get_option('virtfs') \
1985 .require(targetos == 'linux' or targetos == 'darwin',
1986 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \
1987 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'),
1988 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \
1989 .require(targetos == 'darwin' or libattr.found(),
1990 error_message: 'virtio-9p (virtfs) on Linux requires libattr-devel') \
1991 .disable_auto_if(not have_tools and not have_system) \
1994 have_virtfs_proxy_helper = get_option('virtfs_proxy_helper') \
1995 .require(targetos != 'darwin', error_message: 'the virtfs proxy helper is incompatible with macOS') \
1996 .require(have_virtfs, error_message: 'the virtfs proxy helper requires that virtfs is enabled') \
1997 .disable_auto_if(not have_tools) \
1998 .require(libcap_ng.found(), error_message: 'the virtfs proxy helper requires libcap-ng') \
2001 if get_option('block_drv_ro_whitelist') == ''
2002 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '')
2004 config_host_data.set('CONFIG_BDRV_RO_WHITELIST',
2005 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ')
2007 if get_option('block_drv_rw_whitelist') == ''
2008 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '')
2010 config_host_data.set('CONFIG_BDRV_RW_WHITELIST',
2011 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ')
2014 foreach k : get_option('trace_backends')
2015 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true)
2017 config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file'))
2018 config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority'))
2020 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path())
2022 config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir'))
2023 config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix'))
2024 config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir)
2025 config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir)
2026 config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir)
2028 qemu_firmwarepath = ''
2029 foreach k : get_option('qemu_firmwarepath')
2030 qemu_firmwarepath += '"' + get_option('prefix') / k + '", '
2032 config_host_data.set('CONFIG_QEMU_FIRMWAREPATH', qemu_firmwarepath)
2034 config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir'))
2035 config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir)
2036 config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir'))
2037 config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir'))
2038 config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir)
2039 config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir'))
2042 config_host_data.set('CONFIG_STAMP', run_command(
2043 meson.current_source_dir() / 'scripts/qemu-stamp.py',
2044 meson.project_version(), get_option('pkgversion'), '--',
2045 meson.current_source_dir() / 'configure',
2046 capture: true, check: true).stdout().strip())
2049 have_slirp_smbd = get_option('slirp_smbd') \
2050 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \
2053 smbd_path = get_option('smbd')
2055 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd')
2057 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path)
2060 config_host_data.set('HOST_' + host_arch.to_upper(), 1)
2062 if get_option('module_upgrades') and not enable_modules
2063 error('Cannot enable module-upgrades as modules are not enabled')
2065 config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades'))
2067 config_host_data.set('CONFIG_ATTR', libattr.found())
2068 config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools'))
2069 config_host_data.set('CONFIG_BRLAPI', brlapi.found())
2070 config_host_data.set('CONFIG_COCOA', cocoa.found())
2071 config_host_data.set('CONFIG_FUZZ', get_option('fuzzing'))
2072 config_host_data.set('CONFIG_GCOV', get_option('b_coverage'))
2073 config_host_data.set('CONFIG_LIBUDEV', libudev.found())
2074 config_host_data.set('CONFIG_LZO', lzo.found())
2075 config_host_data.set('CONFIG_MPATH', mpathpersist.found())
2076 config_host_data.set('CONFIG_BLKIO', blkio.found())
2078 config_host_data.set('CONFIG_BLKIO_VHOST_VDPA_FD',
2079 blkio.version().version_compare('>=1.3.0'))
2081 config_host_data.set('CONFIG_CURL', curl.found())
2082 config_host_data.set('CONFIG_CURSES', curses.found())
2083 config_host_data.set('CONFIG_GBM', gbm.found())
2084 config_host_data.set('CONFIG_GIO', gio.found())
2085 config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found())
2086 if glusterfs.found()
2087 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4'))
2088 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5'))
2089 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6'))
2090 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6'))
2091 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat)
2092 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat)
2094 config_host_data.set('CONFIG_GTK', gtk.found())
2095 config_host_data.set('CONFIG_VTE', vte.found())
2096 config_host_data.set('CONFIG_GTK_CLIPBOARD', have_gtk_clipboard)
2097 config_host_data.set('CONFIG_HEXAGON_IDEF_PARSER', get_option('hexagon_idef_parser'))
2098 config_host_data.set('CONFIG_LIBATTR', have_old_libattr)
2099 config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found())
2100 config_host_data.set('CONFIG_EBPF', libbpf.found())
2101 config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found())
2102 config_host_data.set('CONFIG_LIBISCSI', libiscsi.found())
2103 config_host_data.set('CONFIG_LIBNFS', libnfs.found())
2104 config_host_data.set('CONFIG_LIBSSH', libssh.found())
2105 config_host_data.set('CONFIG_LINUX_AIO', libaio.found())
2106 config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found())
2107 config_host_data.set('CONFIG_LIBPMEM', libpmem.found())
2108 config_host_data.set('CONFIG_MODULES', enable_modules)
2109 config_host_data.set('CONFIG_NUMA', numa.found())
2111 config_host_data.set('HAVE_NUMA_HAS_PREFERRED_MANY',
2112 cc.has_function('numa_has_preferred_many',
2113 dependencies: numa))
2115 config_host_data.set('CONFIG_OPENGL', opengl.found())
2116 config_host_data.set('CONFIG_RBD', rbd.found())
2117 config_host_data.set('CONFIG_RDMA', rdma.found())
2118 config_host_data.set('CONFIG_SAFESTACK', get_option('safe_stack'))
2119 config_host_data.set('CONFIG_SDL', sdl.found())
2120 config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found())
2121 config_host_data.set('CONFIG_SECCOMP', seccomp.found())
2123 config_host_data.set('CONFIG_SECCOMP_SYSRAWRC', seccomp_has_sysrawrc)
2125 config_host_data.set('CONFIG_SNAPPY', snappy.found())
2126 config_host_data.set('CONFIG_TPM', have_tpm)
2127 config_host_data.set('CONFIG_TSAN', get_option('tsan'))
2128 config_host_data.set('CONFIG_USB_LIBUSB', libusb.found())
2129 config_host_data.set('CONFIG_VDE', vde.found())
2130 config_host_data.set('CONFIG_VHOST_NET', have_vhost_net)
2131 config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user)
2132 config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa)
2133 config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel)
2134 config_host_data.set('CONFIG_VHOST_USER', have_vhost_user)
2135 config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto)
2136 config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa)
2137 config_host_data.set('CONFIG_VMNET', vmnet.found())
2138 config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server)
2139 config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export)
2140 config_host_data.set('CONFIG_PNG', png.found())
2141 config_host_data.set('CONFIG_VNC', vnc.found())
2142 config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
2143 config_host_data.set('CONFIG_VNC_SASL', sasl.found())
2144 config_host_data.set('CONFIG_VIRTFS', have_virtfs)
2145 config_host_data.set('CONFIG_VTE', vte.found())
2146 config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found())
2147 config_host_data.set('CONFIG_KEYUTILS', keyutils.found())
2148 config_host_data.set('CONFIG_GETTID', has_gettid)
2149 config_host_data.set('CONFIG_GNUTLS', gnutls.found())
2150 config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found())
2151 config_host_data.set('CONFIG_TASN1', tasn1.found())
2152 config_host_data.set('CONFIG_GCRYPT', gcrypt.found())
2153 config_host_data.set('CONFIG_NETTLE', nettle.found())
2154 config_host_data.set('CONFIG_HOGWEED', hogweed.found())
2155 config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private')
2156 config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim)
2157 config_host_data.set('CONFIG_STATX', has_statx)
2158 config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id)
2159 config_host_data.set('CONFIG_ZSTD', zstd.found())
2160 config_host_data.set('CONFIG_FUSE', fuse.found())
2161 config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found())
2162 config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found())
2163 if spice_protocol.found()
2164 config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0])
2165 config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1])
2166 config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2])
2168 config_host_data.set('CONFIG_SPICE', spice.found())
2169 config_host_data.set('CONFIG_X11', x11.found())
2170 config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display)
2171 config_host_data.set('CONFIG_CFI', get_option('cfi'))
2172 config_host_data.set('CONFIG_SELINUX', selinux.found())
2173 config_host_data.set('CONFIG_XEN_BACKEND', xen.found())
2174 config_host_data.set('CONFIG_LIBDW', libdw.found())
2176 # protect from xen.version() having less than three components
2177 xen_version = xen.version().split('.') + ['0', '0']
2178 xen_ctrl_version = xen_version[0] + \
2179 ('0' + xen_version[1]).substring(-2) + \
2180 ('0' + xen_version[2]).substring(-2)
2181 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version)
2183 config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version()))
2184 config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0])
2185 config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
2186 config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
2188 config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf)
2189 config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device)
2191 have_coroutine_pool = get_option('coroutine_pool')
2192 if get_option('debug_stack_usage') and have_coroutine_pool
2193 message('Disabling coroutine pool to measure stack usage')
2194 have_coroutine_pool = false
2196 config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool)
2197 config_host_data.set('CONFIG_DEBUG_GRAPH_LOCK', get_option('debug_graph_lock'))
2198 config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex'))
2199 config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage'))
2200 config_host_data.set('CONFIG_GPROF', get_option('gprof'))
2201 config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed())
2202 config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug'))
2203 config_host_data.set('CONFIG_REPLICATION', get_option('replication').allowed())
2206 config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h'))
2207 config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h'))
2208 config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h'))
2209 config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
2210 config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
2211 config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
2212 config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h'))
2213 config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
2214 config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
2215 if targetos == 'windows'
2216 config_host_data.set('HAVE_AFUNIX_H', cc.has_header('afunix.h'))
2220 config_host_data.set('CONFIG_CLOSE_RANGE', cc.has_function('close_range'))
2221 config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4'))
2222 config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime'))
2223 config_host_data.set('CONFIG_DUP3', cc.has_function('dup3'))
2224 config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate'))
2225 config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate'))
2226 config_host_data.set('CONFIG_GETCPU', cc.has_function('getcpu', prefix: gnu_source_prefix))
2227 config_host_data.set('CONFIG_SCHED_GETCPU', cc.has_function('sched_getcpu', prefix: '#include <sched.h>'))
2228 # Note that we need to specify prefix: here to avoid incorrectly
2229 # thinking that Windows has posix_memalign()
2230 config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>'))
2231 config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc'))
2232 config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc'))
2233 config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign'))
2234 config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll'))
2235 config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>'))
2236 config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np'))
2237 config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile'))
2238 config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare'))
2239 config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs'))
2240 config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range'))
2241 config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create'))
2242 config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range'))
2243 config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs'))
2244 config_host_data.set('HAVE_GLIB_WITH_SLICE_ALLOCATOR', glib_has_gslice)
2245 config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util))
2246 config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul'))
2247 config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>'))
2249 config_host_data.set('HAVE_RBD_NAMESPACE_EXISTS',
2250 cc.has_function('rbd_namespace_exists',
2252 prefix: '#include <rbd/librbd.h>'))
2255 config_host_data.set('HAVE_IBV_ADVISE_MR',
2256 cc.has_function('ibv_advise_mr',
2258 prefix: '#include <infiniband/verbs.h>'))
2261 have_asan_fiber = false
2262 if get_option('sanitizers') and \
2263 not cc.has_function('__sanitizer_start_switch_fiber',
2264 args: '-fsanitize=address',
2265 prefix: '#include <sanitizer/asan_interface.h>')
2266 warning('Missing ASAN due to missing fiber annotation interface')
2267 warning('Without code annotation, the report may be inferior.')
2269 have_asan_fiber = true
2271 config_host_data.set('CONFIG_ASAN_IFACE_FIBER', have_asan_fiber)
2274 config_host_data.set('CONFIG_BLKZONED',
2275 cc.has_header_symbol('linux/blkzoned.h', 'BLKOPENZONE'))
2276 config_host_data.set('CONFIG_EPOLL_CREATE1',
2277 cc.has_header_symbol('sys/epoll.h', 'epoll_create1'))
2278 config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE',
2279 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and
2280 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE'))
2281 config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE',
2282 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE'))
2283 config_host_data.set('CONFIG_FIEMAP',
2284 cc.has_header('linux/fiemap.h') and
2285 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP'))
2286 config_host_data.set('CONFIG_GETRANDOM',
2287 cc.has_function('getrandom') and
2288 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK'))
2289 config_host_data.set('CONFIG_INOTIFY',
2290 cc.has_header_symbol('sys/inotify.h', 'inotify_init'))
2291 config_host_data.set('CONFIG_INOTIFY1',
2292 cc.has_header_symbol('sys/inotify.h', 'inotify_init1'))
2293 config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK',
2294 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK'))
2295 config_host_data.set('CONFIG_RTNETLINK',
2296 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN'))
2297 config_host_data.set('CONFIG_SYSMACROS',
2298 cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
2299 config_host_data.set('HAVE_OPTRESET',
2300 cc.has_header_symbol('getopt.h', 'optreset'))
2301 config_host_data.set('HAVE_IPPROTO_MPTCP',
2302 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP'))
2305 config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID',
2306 cc.has_member('struct sigevent', 'sigev_notify_thread_id',
2307 prefix: '#include <signal.h>'))
2308 config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM',
2309 cc.has_member('struct stat', 'st_atim',
2310 prefix: '#include <sys/stat.h>'))
2311 config_host_data.set('HAVE_BLK_ZONE_REP_CAPACITY',
2312 cc.has_member('struct blk_zone', 'capacity',
2313 prefix: '#include <linux/blkzoned.h>'))
2316 config_host_data.set('CONFIG_IOVEC',
2317 cc.has_type('struct iovec',
2318 prefix: '#include <sys/uio.h>'))
2319 config_host_data.set('HAVE_UTMPX',
2320 cc.has_type('struct utmpx',
2321 prefix: '#include <utmpx.h>'))
2323 config_host_data.set('CONFIG_EVENTFD', cc.links('''
2324 #include <sys/eventfd.h>
2325 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }'''))
2326 config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + '''
2329 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
2330 return fdatasync(0);
2332 #error Not supported
2336 has_madvise = cc.links(gnu_source_prefix + '''
2337 #include <sys/types.h>
2338 #include <sys/mman.h>
2340 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''')
2341 missing_madvise_proto = false
2343 # Some platforms (illumos and Solaris before Solaris 11) provide madvise()
2344 # but forget to prototype it. In this case, has_madvise will be true (the
2345 # test program links despite a compile warning). To detect the
2346 # missing-prototype case, we try again with a definitely-bogus prototype.
2347 # This will only compile if the system headers don't provide the prototype;
2348 # otherwise the conflicting prototypes will cause a compiler error.
2349 missing_madvise_proto = cc.links(gnu_source_prefix + '''
2350 #include <sys/types.h>
2351 #include <sys/mman.h>
2353 extern int madvise(int);
2354 int main(void) { return madvise(0); }''')
2356 config_host_data.set('CONFIG_MADVISE', has_madvise)
2357 config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto)
2359 config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + '''
2360 #include <sys/mman.h>
2361 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }'''))
2362 config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + '''
2364 #if !defined(AT_EMPTY_PATH)
2365 # error missing definition
2367 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
2369 config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + '''
2370 #include <sys/mman.h>
2372 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }'''))
2374 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + '''
2375 #include <pthread.h>
2377 static void *f(void *p) { return NULL; }
2381 pthread_create(&thread, 0, f, 0);
2382 pthread_setname_np(thread, "QEMU");
2384 }''', dependencies: threads))
2385 config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + '''
2386 #include <pthread.h>
2388 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
2392 pthread_create(&thread, 0, f, 0);
2394 }''', dependencies: threads))
2395 config_host_data.set('CONFIG_PTHREAD_SET_NAME_NP', cc.links(gnu_source_prefix + '''
2396 #include <pthread.h>
2397 #include <pthread_np.h>
2399 static void *f(void *p) { return NULL; }
2403 pthread_create(&thread, 0, f, 0);
2404 pthread_set_name_np(thread, "QEMU");
2406 }''', dependencies: threads))
2407 config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + '''
2408 #include <pthread.h>
2413 pthread_condattr_t attr
2414 pthread_condattr_init(&attr);
2415 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC);
2417 }''', dependencies: threads))
2418 config_host_data.set('CONFIG_PTHREAD_AFFINITY_NP', cc.links(gnu_source_prefix + '''
2419 #include <pthread.h>
2421 static void *f(void *p) { return NULL; }
2424 int setsize = CPU_ALLOC_SIZE(64);
2427 pthread_create(&thread, 0, f, 0);
2428 cpuset = CPU_ALLOC(64);
2429 CPU_ZERO_S(setsize, cpuset);
2430 pthread_setaffinity_np(thread, setsize, cpuset);
2431 pthread_getaffinity_np(thread, setsize, cpuset);
2434 }''', dependencies: threads))
2435 config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + '''
2436 #include <sys/signalfd.h>
2438 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }'''))
2439 config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + '''
2447 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2448 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2452 config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + '''
2453 #include <sys/mman.h>
2455 return mlockall(MCL_FUTURE);
2459 if get_option('l2tpv3').allowed() and have_system
2460 have_l2tpv3 = cc.has_type('struct mmsghdr',
2461 prefix: gnu_source_prefix + '''
2462 #include <sys/socket.h>
2463 #include <linux/ip.h>''')
2465 config_host_data.set('CONFIG_L2TPV3', have_l2tpv3)
2468 if get_option('netmap').allowed() and have_system
2469 have_netmap = cc.compiles('''
2470 #include <inttypes.h>
2472 #include <net/netmap.h>
2473 #include <net/netmap_user.h>
2474 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2477 int main(void) { return 0; }''')
2478 if not have_netmap and get_option('netmap').enabled()
2479 error('Netmap headers not available')
2482 config_host_data.set('CONFIG_NETMAP', have_netmap)
2484 # Work around a system header bug with some kernel/XFS header
2485 # versions where they both try to define 'struct fsxattr':
2486 # xfs headers will not try to redefine structs from linux headers
2487 # if this macro is set.
2488 config_host_data.set('HAVE_FSXATTR', cc.links('''
2489 #include <linux/fs.h>
2495 # Some versions of Mac OS X incorrectly define SIZE_MAX
2496 config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles('''
2500 return printf("%zu", SIZE_MAX);
2501 }''', args: ['-Werror']))
2503 # See if 64-bit atomic operations are supported.
2504 # Note that without __atomic builtins, we can only
2505 # assume atomic loads/stores max at pointer size.
2506 config_host_data.set('CONFIG_ATOMIC64', cc.links('''
2510 uint64_t x = 0, y = 0;
2511 y = __atomic_load_n(&x, __ATOMIC_RELAXED);
2512 __atomic_store_n(&x, y, __ATOMIC_RELAXED);
2513 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
2514 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED);
2515 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED);
2519 has_int128_type = cc.compiles('''
2522 int main(void) { b = a; }''')
2523 config_host_data.set('CONFIG_INT128_TYPE', has_int128_type)
2525 has_int128 = has_int128_type and cc.links('''
2534 config_host_data.set('CONFIG_INT128', has_int128)
2537 # "do we have 128-bit atomics which are handled inline and specifically not
2538 # via libatomic". The reason we can't use libatomic is documented in the
2539 # comment starting "GCC is a house divided" in include/qemu/atomic128.h.
2540 # We only care about these operations on 16-byte aligned pointers, so
2541 # force 16-byte alignment of the pointer, which may be greater than
2542 # __alignof(unsigned __int128) for the host.
2543 atomic_test_128 = '''
2544 int main(int ac, char **av) {
2545 __uint128_t *p = __builtin_assume_aligned(av[ac - 1], 16);
2546 p[1] = __atomic_load_n(&p[0], __ATOMIC_RELAXED);
2547 __atomic_store_n(&p[2], p[3], __ATOMIC_RELAXED);
2548 __atomic_compare_exchange_n(&p[4], &p[5], p[6], 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
2551 has_atomic128 = cc.links(atomic_test_128)
2553 config_host_data.set('CONFIG_ATOMIC128', has_atomic128)
2555 if not has_atomic128
2556 # Even with __builtin_assume_aligned, the above test may have failed
2557 # without optimization enabled. Try again with optimizations locally
2558 # enabled for the function. See
2559 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107389
2560 has_atomic128_opt = cc.links('__attribute__((optimize("O1")))' + atomic_test_128)
2561 config_host_data.set('CONFIG_ATOMIC128_OPT', has_atomic128_opt)
2563 if not has_atomic128_opt
2564 config_host_data.set('CONFIG_CMPXCHG128', cc.links('''
2567 __uint128_t x = 0, y = 0;
2568 __sync_val_compare_and_swap_16(&x, y, x);
2576 config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + '''
2577 #include <sys/auxv.h>
2579 return getauxval(AT_HWCAP) == 0;
2582 config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles('''
2583 #include <linux/usbdevice_fs.h>
2585 #ifndef USBDEVFS_GET_CAPABILITIES
2586 #error "USBDEVFS_GET_CAPABILITIES undefined"
2589 #ifndef USBDEVFS_DISCONNECT_CLAIM
2590 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
2593 int main(void) { return 0; }'''))
2595 have_keyring = get_option('keyring') \
2596 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \
2597 .require(cc.compiles('''
2599 #include <asm/unistd.h>
2600 #include <linux/keyctl.h>
2601 #include <sys/syscall.h>
2604 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
2605 }'''), error_message: 'keyctl syscall not available on this system').allowed()
2606 config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring)
2608 have_cpuid_h = cc.links('''
2611 unsigned a, b, c, d;
2612 unsigned max = __get_cpuid_max(0, 0);
2615 __cpuid(1, a, b, c, d);
2619 __cpuid_count(7, 0, a, b, c, d);
2624 config_host_data.set('CONFIG_CPUID_H', have_cpuid_h)
2626 config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \
2627 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \
2628 .require(cc.links('''
2630 #include <immintrin.h>
2631 static int __attribute__((target("avx2"))) bar(void *a) {
2632 __m256i x = *(__m256i *)a;
2633 return _mm256_testz_si256(x, x);
2635 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); }
2636 '''), error_message: 'AVX2 not available').allowed())
2638 config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \
2639 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \
2640 .require(cc.links('''
2642 #include <immintrin.h>
2643 static int __attribute__((target("avx512f"))) bar(void *a) {
2644 __m512i x = *(__m512i *)a;
2645 return _mm512_test_epi64_mask(x, x);
2647 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); }
2648 '''), error_message: 'AVX512F not available').allowed())
2650 config_host_data.set('CONFIG_AVX512BW_OPT', get_option('avx512bw') \
2651 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512BW') \
2652 .require(cc.links('''
2654 #include <immintrin.h>
2655 static int __attribute__((target("avx512bw"))) bar(void *a) {
2657 __m512i res= _mm512_abs_epi8(*x);
2660 int main(int argc, char *argv[]) { return bar(argv[0]); }
2661 '''), error_message: 'AVX512BW not available').allowed())
2663 # For both AArch64 and AArch32, detect if builtins are available.
2664 config_host_data.set('CONFIG_ARM_AES_BUILTIN', cc.compiles('''
2665 #include <arm_neon.h>
2666 #ifndef __ARM_FEATURE_AES
2667 __attribute__((target("+crypto")))
2669 void foo(uint8x16_t *p) { *p = vaesmcq_u8(*p); }
2672 have_pvrdma = get_option('pvrdma') \
2673 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \
2674 .require(cc.compiles(gnu_source_prefix + '''
2675 #include <sys/mman.h>
2680 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
2683 }'''), error_message: 'PVRDMA requires mremap').allowed()
2686 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links('''
2687 #include <infiniband/verbs.h>
2691 struct ibv_pd *pd = NULL;
2697 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
2703 if get_option('membarrier').disabled()
2704 have_membarrier = false
2705 elif targetos == 'windows'
2706 have_membarrier = true
2707 elif targetos == 'linux'
2708 have_membarrier = cc.compiles('''
2709 #include <linux/membarrier.h>
2710 #include <sys/syscall.h>
2714 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
2715 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
2719 config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \
2720 .require(have_membarrier, error_message: 'membarrier system call not available') \
2723 have_afalg = get_option('crypto_afalg') \
2724 .require(cc.compiles(gnu_source_prefix + '''
2726 #include <sys/types.h>
2727 #include <sys/socket.h>
2728 #include <linux/if_alg.h>
2731 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
2734 '''), error_message: 'AF_ALG requested but could not be detected').allowed()
2735 config_host_data.set('CONFIG_AF_ALG', have_afalg)
2737 config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol(
2738 'linux/vm_sockets.h', 'AF_VSOCK',
2739 prefix: '#include <sys/socket.h>',
2743 have_vss_sdk = false # old xp/2003 SDK
2744 if targetos == 'windows' and 'cpp' in all_languages
2745 have_vss = cxx.compiles('''
2746 #define __MIDL_user_allocate_free_DEFINED__
2748 int main(void) { return VSS_CTX_BACKUP; }''')
2749 have_vss_sdk = cxx.has_header('vscoordint.h')
2751 config_host_data.set('HAVE_VSS_SDK', have_vss_sdk)
2753 foreach k, v: config_host
2754 if k.startswith('CONFIG_')
2755 config_host_data.set(k, v == 'y' ? 1 : v)
2759 # Older versions of MinGW do not import _lock_file and _unlock_file properly.
2760 # This was fixed for v6.0.0 with commit b48e3ac8969d.
2761 if targetos == 'windows'
2762 config_host_data.set('HAVE__LOCK_FILE', cc.links('''
2768 }''', name: '_lock_file and _unlock_file'))
2771 if targetos == 'windows'
2772 mingw_has_setjmp_longjmp = cc.links('''
2776 * These functions are not available in setjmp header, but may be
2777 * available at link time, from libmingwex.a.
2779 extern int __mingw_setjmp(jmp_buf);
2780 extern void __attribute__((noreturn)) __mingw_longjmp(jmp_buf, int);
2782 __mingw_setjmp(env);
2783 __mingw_longjmp(env, 0);
2785 ''', name: 'mingw setjmp and longjmp')
2787 if cpu == 'aarch64' and not mingw_has_setjmp_longjmp
2788 error('mingw must provide setjmp/longjmp for windows-arm64')
2792 ########################
2793 # Target configuration #
2794 ########################
2796 minikconf = find_program('scripts/minikconf.py')
2798 config_all_devices = {}
2799 config_all_disas = {}
2800 config_devices_mak_list = []
2801 config_devices_h = {}
2802 config_target_h = {}
2803 config_target_mak = {}
2806 'alpha' : ['CONFIG_ALPHA_DIS'],
2807 'avr' : ['CONFIG_AVR_DIS'],
2808 'cris' : ['CONFIG_CRIS_DIS'],
2809 'hexagon' : ['CONFIG_HEXAGON_DIS'],
2810 'hppa' : ['CONFIG_HPPA_DIS'],
2811 'i386' : ['CONFIG_I386_DIS'],
2812 'x86_64' : ['CONFIG_I386_DIS'],
2813 'm68k' : ['CONFIG_M68K_DIS'],
2814 'microblaze' : ['CONFIG_MICROBLAZE_DIS'],
2815 'mips' : ['CONFIG_MIPS_DIS'],
2816 'nios2' : ['CONFIG_NIOS2_DIS'],
2817 'or1k' : ['CONFIG_OPENRISC_DIS'],
2818 'ppc' : ['CONFIG_PPC_DIS'],
2819 'riscv' : ['CONFIG_RISCV_DIS'],
2820 'rx' : ['CONFIG_RX_DIS'],
2821 's390' : ['CONFIG_S390_DIS'],
2822 'sh4' : ['CONFIG_SH4_DIS'],
2823 'sparc' : ['CONFIG_SPARC_DIS'],
2824 'xtensa' : ['CONFIG_XTENSA_DIS'],
2825 'loongarch' : ['CONFIG_LOONGARCH_DIS'],
2828 have_ivshmem = config_host_data.get('CONFIG_EVENTFD')
2830 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \
2831 (have_tpm ? ['CONFIG_TPM=y'] : []) + \
2832 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \
2833 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \
2834 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \
2835 (x11.found() ? ['CONFIG_X11=y'] : []) + \
2836 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \
2837 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \
2838 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \
2839 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \
2840 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \
2841 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \
2842 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \
2843 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : [])
2845 ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
2847 default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
2848 actual_target_dirs = []
2850 foreach target : target_dirs
2851 config_target = { 'TARGET_NAME': target.split('-')[0] }
2852 if target.endswith('linux-user')
2853 if targetos != 'linux'
2857 error('Target @0@ is only available on a Linux host'.format(target))
2859 config_target += { 'CONFIG_LINUX_USER': 'y' }
2860 elif target.endswith('bsd-user')
2861 if 'CONFIG_BSD' not in config_host
2865 error('Target @0@ is only available on a BSD host'.format(target))
2867 config_target += { 'CONFIG_BSD_USER': 'y' }
2868 elif target.endswith('softmmu')
2869 config_target += { 'CONFIG_SYSTEM_ONLY': 'y' }
2870 config_target += { 'CONFIG_SOFTMMU': 'y' }
2872 if target.endswith('-user')
2874 'CONFIG_USER_ONLY': 'y',
2875 'CONFIG_QEMU_INTERP_PREFIX':
2876 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME'])
2881 foreach sym: accelerators
2882 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, [])
2883 config_target += { sym: 'y' }
2884 config_all += { sym: 'y' }
2885 if target in modular_tcg
2886 config_target += { 'CONFIG_TCG_MODULAR': 'y' }
2888 config_target += { 'CONFIG_TCG_BUILTIN': 'y' }
2890 accel_kconfig += [ sym + '=y' ]
2893 if accel_kconfig.length() == 0
2897 error('No accelerator available for target @0@'.format(target))
2900 actual_target_dirs += target
2901 config_target += keyval.load('configs/targets' / target + '.mak')
2902 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' }
2904 if 'TARGET_NEED_FDT' in config_target
2905 fdt_required += target
2909 if 'TARGET_BASE_ARCH' not in config_target
2910 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']}
2912 if 'TARGET_ABI_DIR' not in config_target
2913 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']}
2915 if 'TARGET_BIG_ENDIAN' not in config_target
2916 config_target += {'TARGET_BIG_ENDIAN': 'n'}
2919 foreach k, v: disassemblers
2920 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k)
2922 config_target += { sym: 'y' }
2923 config_all_disas += { sym: 'y' }
2928 config_target_data = configuration_data()
2929 foreach k, v: config_target
2930 if not k.startswith('TARGET_') and not k.startswith('CONFIG_')
2932 elif ignored.contains(k)
2934 elif k == 'TARGET_BASE_ARCH'
2935 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is
2936 # not used to select files from sourcesets.
2937 config_target_data.set('TARGET_' + v.to_upper(), 1)
2938 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX'
2939 config_target_data.set_quoted(k, v)
2941 config_target_data.set(k, 1)
2943 config_target_data.set(k, 0)
2945 config_target_data.set(k, v)
2948 config_target_data.set('QEMU_ARCH',
2949 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper())
2950 config_target_h += {target: configure_file(output: target + '-config-target.h',
2951 configuration: config_target_data)}
2953 if target.endswith('-softmmu')
2954 config_input = meson.get_external_property(target, 'default')
2955 config_devices_mak = target + '-config-devices.mak'
2956 config_devices_mak = configure_file(
2957 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'],
2958 output: config_devices_mak,
2959 depfile: config_devices_mak + '.d',
2961 command: [minikconf,
2962 get_option('default_devices') ? '--defconfig' : '--allnoconfig',
2963 config_devices_mak, '@DEPFILE@', '@INPUT@',
2964 host_kconfig, accel_kconfig,
2965 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y'])
2967 config_devices_data = configuration_data()
2968 config_devices = keyval.load(config_devices_mak)
2969 foreach k, v: config_devices
2970 config_devices_data.set(k, 1)
2972 config_devices_mak_list += config_devices_mak
2973 config_devices_h += {target: configure_file(output: target + '-config-devices.h',
2974 configuration: config_devices_data)}
2975 config_target += config_devices
2976 config_all_devices += config_devices
2978 config_target_mak += {target: config_target}
2980 target_dirs = actual_target_dirs
2982 # This configuration is used to build files that are shared by
2983 # multiple binaries, and then extracted out of the "common"
2984 # static_library target.
2986 # We do not use all_sources()/all_dependencies(), because it would
2987 # build literally all source files, including devices only used by
2988 # targets that are not built for this compilation. The CONFIG_ALL
2989 # pseudo symbol replaces it.
2991 config_all += config_all_devices
2992 config_all += config_host
2993 config_all += config_all_disas
2995 'CONFIG_XEN': xen.found(),
2996 'CONFIG_SYSTEM_ONLY': have_system,
2997 'CONFIG_USER_ONLY': have_user,
3001 target_configs_h = []
3002 foreach target: target_dirs
3003 target_configs_h += config_target_h[target]
3004 target_configs_h += config_devices_h.get(target, [])
3006 genh += custom_target('config-poison.h',
3007 input: [target_configs_h],
3008 output: 'config-poison.h',
3010 command: [find_program('scripts/make-config-poison.sh'),
3017 capstone = not_found
3018 if not get_option('capstone').auto() or have_system or have_user
3019 capstone = dependency('capstone', version: '>=3.0.5',
3020 method: 'pkg-config',
3021 required: get_option('capstone'))
3023 # Some versions of capstone have broken pkg-config file
3024 # that reports a wrong -I path, causing the #include to
3025 # fail later. If the system has such a broken version
3027 if capstone.found() and not cc.compiles('#include <capstone.h>',
3028 dependencies: [capstone])
3029 capstone = not_found
3030 if get_option('capstone').enabled()
3031 error('capstone requested, but it does not appear to work')
3036 libvfio_user_dep = not_found
3037 if have_system and vfio_user_server_allowed
3038 libvfio_user_proj = subproject('libvfio-user', required: true)
3039 libvfio_user_dep = libvfio_user_proj.get_variable('libvfio_user_dep')
3043 fdt_opt = get_option('fdt')
3044 if fdt_required.length() > 0 or fdt_opt == 'enabled'
3045 if fdt_opt == 'disabled'
3046 error('fdt disabled but required by targets ' + ', '.join(fdt_required))
3049 if fdt_opt in ['enabled', 'auto', 'system']
3050 fdt = cc.find_library('fdt', required: fdt_opt == 'system')
3051 if fdt.found() and cc.links('''
3053 #include <libfdt_env.h>
3054 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''',
3057 elif fdt_opt == 'system'
3058 error('system libfdt requested, but it is too old (1.5.1 or newer required)')
3060 fdt_opt = 'internal'
3065 assert(fdt_opt == 'internal')
3066 libfdt_proj = subproject('dtc', required: true,
3067 default_options: ['tools=false', 'yaml=disabled',
3068 'python=disabled', 'default_library=static'])
3069 fdt = libfdt_proj.get_variable('libfdt_dep')
3072 fdt_opt = 'disabled'
3075 config_host_data.set('CONFIG_CAPSTONE', capstone.found())
3076 config_host_data.set('CONFIG_FDT', fdt.found())
3077 config_host_data.set('CONFIG_SLIRP', slirp.found())
3079 #####################
3080 # Generated sources #
3081 #####################
3083 genh += configure_file(output: 'config-host.h', configuration: config_host_data)
3085 hxtool = find_program('scripts/hxtool')
3086 shaderinclude = find_program('scripts/shaderinclude.py')
3087 qapi_gen = find_program('scripts/qapi-gen.py')
3088 qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py',
3089 meson.current_source_dir() / 'scripts/qapi/commands.py',
3090 meson.current_source_dir() / 'scripts/qapi/common.py',
3091 meson.current_source_dir() / 'scripts/qapi/error.py',
3092 meson.current_source_dir() / 'scripts/qapi/events.py',
3093 meson.current_source_dir() / 'scripts/qapi/expr.py',
3094 meson.current_source_dir() / 'scripts/qapi/gen.py',
3095 meson.current_source_dir() / 'scripts/qapi/introspect.py',
3096 meson.current_source_dir() / 'scripts/qapi/main.py',
3097 meson.current_source_dir() / 'scripts/qapi/parser.py',
3098 meson.current_source_dir() / 'scripts/qapi/schema.py',
3099 meson.current_source_dir() / 'scripts/qapi/source.py',
3100 meson.current_source_dir() / 'scripts/qapi/types.py',
3101 meson.current_source_dir() / 'scripts/qapi/visit.py',
3102 meson.current_source_dir() / 'scripts/qapi-gen.py'
3106 python, files('scripts/tracetool.py'),
3107 '--backend=' + ','.join(get_option('trace_backends'))
3109 tracetool_depends = files(
3110 'scripts/tracetool/backend/log.py',
3111 'scripts/tracetool/backend/__init__.py',
3112 'scripts/tracetool/backend/dtrace.py',
3113 'scripts/tracetool/backend/ftrace.py',
3114 'scripts/tracetool/backend/simple.py',
3115 'scripts/tracetool/backend/syslog.py',
3116 'scripts/tracetool/backend/ust.py',
3117 'scripts/tracetool/format/ust_events_c.py',
3118 'scripts/tracetool/format/ust_events_h.py',
3119 'scripts/tracetool/format/__init__.py',
3120 'scripts/tracetool/format/d.py',
3121 'scripts/tracetool/format/simpletrace_stap.py',
3122 'scripts/tracetool/format/c.py',
3123 'scripts/tracetool/format/h.py',
3124 'scripts/tracetool/format/log_stap.py',
3125 'scripts/tracetool/format/stap.py',
3126 'scripts/tracetool/__init__.py',
3127 'scripts/tracetool/vcpu.py'
3130 qemu_version_cmd = [find_program('scripts/qemu-version.sh'),
3131 meson.current_source_dir(),
3132 get_option('pkgversion'), meson.project_version()]
3133 qemu_version = custom_target('qemu-version.h',
3134 output: 'qemu-version.h',
3135 command: qemu_version_cmd,
3137 build_by_default: true,
3138 build_always_stale: true)
3139 genh += qemu_version
3143 ['qemu-options.hx', 'qemu-options.def'],
3144 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'],
3148 ['hmp-commands.hx', 'hmp-commands.h'],
3149 ['hmp-commands-info.hx', 'hmp-commands-info.h'],
3152 foreach d : hx_headers
3153 hxdep += custom_target(d[1],
3157 build_by_default: true, # to be removed when added to a target
3158 command: [hxtool, '-h', '@INPUT0@'])
3166 authz_ss = ss.source_set()
3167 blockdev_ss = ss.source_set()
3168 block_ss = ss.source_set()
3169 chardev_ss = ss.source_set()
3170 common_ss = ss.source_set()
3171 crypto_ss = ss.source_set()
3172 hwcore_ss = ss.source_set()
3173 io_ss = ss.source_set()
3174 qmp_ss = ss.source_set()
3175 qom_ss = ss.source_set()
3176 system_ss = ss.source_set()
3177 specific_fuzz_ss = ss.source_set()
3178 specific_ss = ss.source_set()
3179 stub_ss = ss.source_set()
3180 trace_ss = ss.source_set()
3181 user_ss = ss.source_set()
3182 util_ss = ss.source_set()
3185 qtest_module_ss = ss.source_set()
3186 tcg_module_ss = ss.source_set()
3192 target_softmmu_arch = {}
3193 target_user_arch = {}
3199 # TODO: add each directory to the subdirs from its own meson.build, once
3201 trace_events_subdirs = [
3210 trace_events_subdirs += [ 'linux-user' ]
3213 trace_events_subdirs += [ 'bsd-user' ]
3216 trace_events_subdirs += [
3225 trace_events_subdirs += [
3239 'hw/block/dataplane',
3289 if have_system or have_user
3290 trace_events_subdirs += [
3308 vhost_user = not_found
3309 if targetos == 'linux' and have_vhost_user
3310 libvhost_user = subproject('libvhost-user')
3311 vhost_user = libvhost_user.get_variable('vhost_user_dep')
3314 libvduse = not_found
3316 libvduse_proj = subproject('libvduse')
3317 libvduse = libvduse_proj.get_variable('libvduse_dep')
3320 # NOTE: the trace/ subdirectory needs the qapi_trace_events variable
3321 # that is filled in by qapi/.
3335 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO')
3336 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO')
3339 qom_ss = qom_ss.apply(config_host, strict: false)
3340 libqom = static_library('qom', qom_ss.sources() + genh,
3341 dependencies: [qom_ss.dependencies()],
3343 qom = declare_dependency(link_whole: libqom)
3345 event_loop_base = files('event-loop-base.c')
3346 event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh,
3347 build_by_default: true)
3348 event_loop_base = declare_dependency(link_whole: event_loop_base,
3349 dependencies: [qom])
3351 stub_ss = stub_ss.apply(config_all, strict: false)
3353 util_ss.add_all(trace_ss)
3354 util_ss = util_ss.apply(config_all, strict: false)
3355 libqemuutil = static_library('qemuutil',
3356 sources: util_ss.sources() + stub_ss.sources() + genh,
3357 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman])
3358 qemuutil = declare_dependency(link_with: libqemuutil,
3359 sources: genh + version_res,
3360 dependencies: [event_loop_base])
3362 if have_system or have_user
3363 decodetree = generator(find_program('scripts/decodetree.py'),
3364 output: 'decode-@BASENAME@.c.inc',
3365 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@'])
3366 subdir('libdecnumber')
3383 if config_host_data.get('CONFIG_REPLICATION')
3384 block_ss.add(files('replication.c'))
3391 blockdev_ss.add(files(
3398 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
3399 # os-win32.c does not
3400 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
3401 system_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
3404 common_ss.add(files('cpus-common.c'))
3405 specific_ss.add(files('cpu.c'))
3409 # Work around a gcc bug/misfeature wherein constant propagation looks
3411 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696
3412 # to guess that a const variable is always zero. Without lto, this is
3413 # impossible, as the alias is restricted to page-vary-common.c. Indeed,
3414 # without lto, not even the alias is required -- we simply use different
3415 # declarations in different compilation units.
3416 pagevary = files('page-vary-common.c')
3417 if get_option('b_lto')
3418 pagevary_flags = ['-fno-lto']
3419 if get_option('cfi')
3420 pagevary_flags += '-fno-sanitize=cfi-icall'
3422 pagevary = static_library('page-vary-common', sources: pagevary + genh,
3423 c_args: pagevary_flags)
3424 pagevary = declare_dependency(link_with: pagevary)
3426 common_ss.add(pagevary)
3427 specific_ss.add(files('page-vary.c'))
3435 subdir('semihosting')
3443 common_user_inc = []
3445 subdir('common-user')
3447 subdir('linux-user')
3449 # needed for fuzzing binaries
3450 subdir('tests/qtest/libqos')
3451 subdir('tests/qtest/fuzz')
3454 tcg_real_module_ss = ss.source_set()
3455 tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss)
3456 specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss)
3457 target_modules += { 'accel' : { 'qtest': qtest_module_ss,
3458 'tcg': tcg_real_module_ss }}
3460 ########################
3461 # Library dependencies #
3462 ########################
3464 modinfo_collect = find_program('scripts/modinfo-collect.py')
3465 modinfo_generate = find_program('scripts/modinfo-generate.py')
3470 foreach d, list : modules
3471 if not (d == 'block' ? have_block : have_system)
3475 foreach m, module_ss : list
3477 module_ss = module_ss.apply(config_all, strict: false)
3478 sl = static_library(d + '-' + m, [genh, module_ss.sources()],
3479 dependencies: [modulecommon, module_ss.dependencies()], pic: true)
3485 if module_ss.sources() != []
3486 # FIXME: Should use sl.extract_all_objects(recursive: true) as
3487 # input. Sources can be used multiple times but objects are
3488 # unique when it comes to lookup in compile_commands.json.
3489 # Depnds on a mesion version with
3490 # https://github.com/mesonbuild/meson/pull/8900
3491 modinfo_files += custom_target(d + '-' + m + '.modinfo',
3492 output: d + '-' + m + '.modinfo',
3493 input: module_ss.sources() + genh,
3495 command: [modinfo_collect, module_ss.sources()])
3499 block_ss.add_all(module_ss)
3501 system_ss.add_all(module_ss)
3507 foreach d, list : target_modules
3508 foreach m, module_ss : list
3510 foreach target : target_dirs
3511 if target.endswith('-softmmu')
3512 config_target = config_target_mak[target]
3513 config_target += config_host
3514 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3515 c_args = ['-DNEED_CPU_H',
3516 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3517 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3518 target_module_ss = module_ss.apply(config_target, strict: false)
3519 if target_module_ss.sources() != []
3520 module_name = d + '-' + m + '-' + config_target['TARGET_NAME']
3521 sl = static_library(module_name,
3522 [genh, target_module_ss.sources()],
3523 dependencies: [modulecommon, target_module_ss.dependencies()],
3524 include_directories: target_inc,
3528 # FIXME: Should use sl.extract_all_objects(recursive: true) too.
3529 modinfo_files += custom_target(module_name + '.modinfo',
3530 output: module_name + '.modinfo',
3531 input: target_module_ss.sources() + genh,
3533 command: [modinfo_collect, '--target', target, target_module_ss.sources()])
3538 specific_ss.add_all(module_ss)
3544 foreach target : target_dirs
3545 if target.endswith('-softmmu')
3546 config_target = config_target_mak[target]
3547 config_devices_mak = target + '-config-devices.mak'
3548 modinfo_src = custom_target('modinfo-' + target + '.c',
3549 output: 'modinfo-' + target + '.c',
3550 input: modinfo_files,
3551 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'],
3554 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src)
3555 modinfo_dep = declare_dependency(link_with: modinfo_lib)
3557 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH']
3558 hw_arch[arch].add(modinfo_dep)
3563 nm = find_program('nm')
3564 undefsym = find_program('scripts/undefsym.py')
3565 block_syms = custom_target('block.syms', output: 'block.syms',
3566 input: [libqemuutil, block_mods],
3568 command: [undefsym, nm, '@INPUT@'])
3569 qemu_syms = custom_target('qemu.syms', output: 'qemu.syms',
3570 input: [libqemuutil, softmmu_mods],
3572 command: [undefsym, nm, '@INPUT@'])
3574 authz_ss = authz_ss.apply(config_host, strict: false)
3575 libauthz = static_library('authz', authz_ss.sources() + genh,
3576 dependencies: [authz_ss.dependencies()],
3578 build_by_default: false)
3580 authz = declare_dependency(link_whole: libauthz,
3583 crypto_ss = crypto_ss.apply(config_host, strict: false)
3584 libcrypto = static_library('crypto', crypto_ss.sources() + genh,
3585 dependencies: [crypto_ss.dependencies()],
3587 build_by_default: false)
3589 crypto = declare_dependency(link_whole: libcrypto,
3590 dependencies: [authz, qom])
3592 io_ss = io_ss.apply(config_host, strict: false)
3593 libio = static_library('io', io_ss.sources() + genh,
3594 dependencies: [io_ss.dependencies()],
3595 link_with: libqemuutil,
3597 build_by_default: false)
3599 io = declare_dependency(link_whole: libio, dependencies: [crypto, qom])
3601 libmigration = static_library('migration', sources: migration_files + genh,
3603 build_by_default: false)
3604 migration = declare_dependency(link_with: libmigration,
3605 dependencies: [zlib, qom, io])
3606 system_ss.add(migration)
3608 block_ss = block_ss.apply(config_host, strict: false)
3609 libblock = static_library('block', block_ss.sources() + genh,
3610 dependencies: block_ss.dependencies(),
3611 link_depends: block_syms,
3613 build_by_default: false)
3615 block = declare_dependency(link_whole: [libblock],
3616 link_args: '@block.syms',
3617 dependencies: [crypto, io])
3619 blockdev_ss = blockdev_ss.apply(config_host, strict: false)
3620 libblockdev = static_library('blockdev', blockdev_ss.sources() + genh,
3621 dependencies: blockdev_ss.dependencies(),
3623 build_by_default: false)
3625 blockdev = declare_dependency(link_whole: [libblockdev],
3626 dependencies: [block, event_loop_base])
3628 qmp_ss = qmp_ss.apply(config_host, strict: false)
3629 libqmp = static_library('qmp', qmp_ss.sources() + genh,
3630 dependencies: qmp_ss.dependencies(),
3632 build_by_default: false)
3634 qmp = declare_dependency(link_whole: [libqmp])
3636 libchardev = static_library('chardev', chardev_ss.sources() + genh,
3638 dependencies: chardev_ss.dependencies(),
3639 build_by_default: false)
3641 chardev = declare_dependency(link_whole: libchardev)
3643 hwcore_ss = hwcore_ss.apply(config_host, strict: false)
3644 libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh,
3646 build_by_default: false)
3647 hwcore = declare_dependency(link_whole: libhwcore)
3648 common_ss.add(hwcore)
3654 emulator_modules = []
3655 foreach m : block_mods + softmmu_mods
3656 emulator_modules += shared_module(m.name(),
3657 build_by_default: true,
3661 install_dir: qemu_moddir)
3663 if emulator_modules.length() > 0
3664 alias_target('modules', emulator_modules)
3667 system_ss.add(authz, blockdev, chardev, crypto, io, qmp)
3668 common_ss.add(qom, qemuutil)
3670 common_ss.add_all(when: 'CONFIG_SYSTEM_ONLY', if_true: [system_ss])
3671 common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss)
3673 common_all = common_ss.apply(config_all, strict: false)
3674 common_all = static_library('common',
3675 build_by_default: false,
3676 sources: common_all.sources() + genh,
3677 include_directories: common_user_inc,
3678 implicit_include_directories: false,
3679 dependencies: common_all.dependencies(),
3682 feature_to_c = find_program('scripts/feature_to_c.sh')
3684 if targetos == 'darwin'
3685 entitlement = find_program('scripts/entitlement.sh')
3689 foreach target : target_dirs
3690 config_target = config_target_mak[target]
3691 target_name = config_target['TARGET_NAME']
3692 target_base_arch = config_target['TARGET_BASE_ARCH']
3693 arch_srcs = [config_target_h[target]]
3695 c_args = ['-DNEED_CPU_H',
3696 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3697 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3698 link_args = emulator_link_args
3700 config_target += config_host
3701 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3702 if targetos == 'linux'
3703 target_inc += include_directories('linux-headers', is_system: true)
3705 if target.endswith('-softmmu')
3706 target_type='system'
3707 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false)
3708 arch_srcs += t.sources()
3709 arch_deps += t.dependencies()
3711 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch
3712 hw = hw_arch[hw_dir].apply(config_target, strict: false)
3713 arch_srcs += hw.sources()
3714 arch_deps += hw.dependencies()
3716 arch_srcs += config_devices_h[target]
3717 link_args += ['@block.syms', '@qemu.syms']
3719 abi = config_target['TARGET_ABI_DIR']
3721 target_inc += common_user_inc
3722 if target_base_arch in target_user_arch
3723 t = target_user_arch[target_base_arch].apply(config_target, strict: false)
3724 arch_srcs += t.sources()
3725 arch_deps += t.dependencies()
3727 if 'CONFIG_LINUX_USER' in config_target
3728 base_dir = 'linux-user'
3730 if 'CONFIG_BSD_USER' in config_target
3731 base_dir = 'bsd-user'
3732 target_inc += include_directories('bsd-user/' / targetos)
3733 target_inc += include_directories('bsd-user/host/' / host_arch)
3734 dir = base_dir / abi
3735 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c')
3737 target_inc += include_directories(
3741 if 'CONFIG_LINUX_USER' in config_target
3742 dir = base_dir / abi
3743 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c')
3744 if config_target.has_key('TARGET_SYSTBL_ABI')
3746 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'],
3747 extra_args : config_target['TARGET_SYSTBL_ABI'])
3752 if 'TARGET_XML_FILES' in config_target
3753 gdbstub_xml = custom_target(target + '-gdbstub-xml.c',
3754 output: target + '-gdbstub-xml.c',
3755 input: files(config_target['TARGET_XML_FILES'].split()),
3756 command: [feature_to_c, '@INPUT@'],
3758 arch_srcs += gdbstub_xml
3761 t = target_arch[target_base_arch].apply(config_target, strict: false)
3762 arch_srcs += t.sources()
3763 arch_deps += t.dependencies()
3765 target_common = common_ss.apply(config_target, strict: false)
3766 objects = common_all.extract_objects(target_common.sources())
3767 deps = target_common.dependencies()
3769 target_specific = specific_ss.apply(config_target, strict: false)
3770 arch_srcs += target_specific.sources()
3771 arch_deps += target_specific.dependencies()
3773 lib = static_library('qemu-' + target,
3774 sources: arch_srcs + genh,
3775 dependencies: arch_deps,
3777 include_directories: target_inc,
3779 build_by_default: false,
3782 if target.endswith('-softmmu')
3784 'name': 'qemu-system-' + target_name,
3785 'win_subsystem': 'console',
3786 'sources': files('softmmu/main.c'),
3789 if targetos == 'windows' and (sdl.found() or gtk.found())
3791 'name': 'qemu-system-' + target_name + 'w',
3792 'win_subsystem': 'windows',
3793 'sources': files('softmmu/main.c'),
3797 if get_option('fuzzing')
3798 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false)
3800 'name': 'qemu-fuzz-' + target_name,
3801 'win_subsystem': 'console',
3802 'sources': specific_fuzz.sources(),
3803 'dependencies': specific_fuzz.dependencies(),
3808 'name': 'qemu-' + target_name,
3809 'win_subsystem': 'console',
3815 exe_name = exe['name']
3816 if targetos == 'darwin'
3817 exe_name += '-unsigned'
3820 emulator = executable(exe_name, exe['sources'],
3823 dependencies: arch_deps + deps + exe['dependencies'],
3824 objects: lib.extract_all_objects(recursive: true),
3825 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
3826 link_args: link_args,
3827 win_subsystem: exe['win_subsystem'])
3829 if targetos == 'darwin'
3830 icon = 'pc-bios/qemu.rsrc'
3831 build_input = [emulator, files(icon)]
3833 get_option('bindir') / exe_name,
3834 meson.current_source_dir() / icon
3836 if 'CONFIG_HVF' in config_target
3837 entitlements = 'accel/hvf/entitlements.plist'
3838 build_input += files(entitlements)
3839 install_input += meson.current_source_dir() / entitlements
3842 emulators += {exe['name'] : custom_target(exe['name'],
3844 output: exe['name'],
3845 command: [entitlement, '@OUTPUT@', '@INPUT@'])
3848 meson.add_install_script(entitlement, '--install',
3849 get_option('bindir') / exe['name'],
3852 emulators += {exe['name']: emulator}
3857 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false},
3858 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true},
3859 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
3860 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
3862 custom_target(exe['name'] + stp['ext'],
3863 input: trace_events_all,
3864 output: exe['name'] + stp['ext'],
3865 install: stp['install'],
3866 install_dir: get_option('datadir') / 'systemtap/tapset',
3868 tracetool, '--group=all', '--format=' + stp['fmt'],
3869 '--binary=' + stp['bin'],
3870 '--target-name=' + target_name,
3871 '--target-type=' + target_type,
3872 '--probe-prefix=qemu.' + target_type + '.' + target_name,
3873 '@INPUT@', '@OUTPUT@'
3875 depend_files: tracetool_depends)
3881 # Other build targets
3883 if 'CONFIG_PLUGIN' in config_host
3884 install_headers('include/qemu/qemu-plugin.h')
3889 # Don't build qemu-keymap if xkbcommon is not explicitly enabled
3890 # when we don't build tools or system
3891 if xkbcommon.found()
3892 # used for the update-keymaps target, so include rules even if !have_tools
3893 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh,
3894 dependencies: [qemuutil, xkbcommon], install: have_tools)
3898 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
3899 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)
3900 qemu_io = executable('qemu-io', files('qemu-io.c'),
3901 dependencies: [block, qemuutil], install: true)
3902 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'),
3903 dependencies: [blockdev, qemuutil, gnutls, selinux],
3906 subdir('storage-daemon')
3907 subdir('contrib/rdmacm-mux')
3908 subdir('contrib/elf2dmp')
3910 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'),
3911 dependencies: qemuutil,
3915 subdir('contrib/vhost-user-blk')
3916 subdir('contrib/vhost-user-gpu')
3917 subdir('contrib/vhost-user-input')
3918 subdir('contrib/vhost-user-scsi')
3921 if targetos == 'linux'
3922 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'),
3923 dependencies: [qemuutil, libcap_ng],
3925 install_dir: get_option('libexecdir'))
3927 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'),
3928 dependencies: [authz, crypto, io, qom, qemuutil,
3929 libcap_ng, mpathpersist],
3934 subdir('contrib/ivshmem-client')
3935 subdir('contrib/ivshmem-server')
3948 if host_machine.system() == 'windows'
3950 find_program('scripts/nsis.py'),
3952 get_option('prefix'),
3953 meson.current_source_dir(),
3954 glib_pc.get_variable('bindir'),
3957 '-DDISPLAYVERSION=' + meson.project_version(),
3960 nsis_cmd += '-DCONFIG_DOCUMENTATION=y'
3963 nsis_cmd += '-DCONFIG_GTK=y'
3966 nsis = custom_target('nsis',
3967 output: 'qemu-setup-' + meson.project_version() + '.exe',
3968 input: files('qemu.nsi'),
3969 build_always_stale: true,
3970 command: nsis_cmd + ['@INPUT@'])
3971 alias_target('installer', nsis)
3974 #########################
3975 # Configuration summary #
3976 #########################
3980 summary_info += {'Build directory': meson.current_build_dir()}
3981 summary_info += {'Source path': meson.current_source_dir()}
3982 summary_info += {'Download dependencies': get_option('wrap_mode') != 'nodownload'}
3983 summary(summary_info, bool_yn: true, section: 'Build environment')
3986 summary_info += {'Install prefix': get_option('prefix')}
3987 summary_info += {'BIOS directory': qemu_datadir}
3988 pathsep = targetos == 'windows' ? ';' : ':'
3989 summary_info += {'firmware path': pathsep.join(get_option('qemu_firmwarepath'))}
3990 summary_info += {'binary directory': get_option('prefix') / get_option('bindir')}
3991 summary_info += {'library directory': get_option('prefix') / get_option('libdir')}
3992 summary_info += {'module directory': qemu_moddir}
3993 summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')}
3994 summary_info += {'include directory': get_option('prefix') / get_option('includedir')}
3995 summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')}
3996 if targetos != 'windows'
3997 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')}
3998 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')}
4000 summary_info += {'local state directory': 'queried at runtime'}
4002 summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')}
4003 summary(summary_info, bool_yn: true, section: 'Directories')
4007 summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
4008 summary_info += {'sphinx-build': sphinx_build}
4009 if config_host.has_key('HAVE_GDB_BIN')
4010 summary_info += {'gdb': config_host['HAVE_GDB_BIN']}
4012 summary_info += {'iasl': iasl}
4013 summary_info += {'genisoimage': config_host['GENISOIMAGE']}
4014 if targetos == 'windows' and have_ga
4015 summary_info += {'wixl': wixl}
4017 if slirp.found() and have_system
4018 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false}
4020 summary(summary_info, bool_yn: true, section: 'Host binaries')
4022 # Configurable features
4024 summary_info += {'Documentation': build_docs}
4025 summary_info += {'system-mode emulation': have_system}
4026 summary_info += {'user-mode emulation': have_user}
4027 summary_info += {'block layer': have_block}
4028 summary_info += {'Install blobs': get_option('install_blobs')}
4029 summary_info += {'module support': enable_modules}
4031 summary_info += {'alternative module path': get_option('module_upgrades')}
4033 summary_info += {'fuzzing support': get_option('fuzzing')}
4035 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)}
4037 summary_info += {'Trace backends': ','.join(get_option('trace_backends'))}
4038 if 'simple' in get_option('trace_backends')
4039 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'}
4041 summary_info += {'D-Bus display': dbus_display}
4042 summary_info += {'QOM debugging': get_option('qom_cast_debug')}
4043 summary_info += {'vhost-kernel support': have_vhost_kernel}
4044 summary_info += {'vhost-net support': have_vhost_net}
4045 summary_info += {'vhost-user support': have_vhost_user}
4046 summary_info += {'vhost-user-crypto support': have_vhost_user_crypto}
4047 summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server}
4048 summary_info += {'vhost-vdpa support': have_vhost_vdpa}
4049 summary_info += {'build guest agent': have_ga}
4050 summary(summary_info, bool_yn: true, section: 'Configurable features')
4052 # Compilation information
4054 summary_info += {'host CPU': cpu}
4055 summary_info += {'host endianness': build_machine.endian()}
4056 summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())}
4057 summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())}
4058 if 'cpp' in all_languages
4059 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())}
4061 summary_info += {'C++ compiler': false}
4063 if targetos == 'darwin'
4064 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())}
4066 option_cflags = (get_option('debug') ? ['-g'] : [])
4067 if get_option('optimization') != 'plain'
4068 option_cflags += ['-O' + get_option('optimization')]
4070 summary_info += {'CFLAGS': ' '.join(get_option('c_args') + option_cflags)}
4071 if 'cpp' in all_languages
4072 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args') + option_cflags)}
4074 if targetos == 'darwin'
4075 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args') + option_cflags)}
4077 link_args = get_option('c_link_args')
4078 if link_args.length() > 0
4079 summary_info += {'LDFLAGS': ' '.join(link_args)}
4081 summary_info += {'QEMU_CFLAGS': ' '.join(qemu_common_flags + qemu_cflags)}
4082 if 'cpp' in all_languages
4083 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_common_flags + qemu_cxxflags)}
4085 if 'objc' in all_languages
4086 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_common_flags)}
4088 summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)}
4089 summary_info += {'link-time optimization (LTO)': get_option('b_lto')}
4090 summary_info += {'PIE': get_option('b_pie')}
4091 summary_info += {'static build': get_option('prefer_static')}
4092 summary_info += {'malloc trim support': has_malloc_trim}
4093 summary_info += {'membarrier': have_membarrier}
4094 summary_info += {'debug graph lock': get_option('debug_graph_lock')}
4095 summary_info += {'debug stack usage': get_option('debug_stack_usage')}
4096 summary_info += {'mutex debugging': get_option('debug_mutex')}
4097 summary_info += {'memory allocator': get_option('malloc')}
4098 summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')}
4099 summary_info += {'avx512bw optimization': config_host_data.get('CONFIG_AVX512BW_OPT')}
4100 summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')}
4101 if get_option('gprof')
4102 gprof_info = 'YES (deprecated)'
4104 gprof_info = get_option('gprof')
4106 summary_info += {'gprof': gprof_info}
4107 summary_info += {'gcov': get_option('b_coverage')}
4108 summary_info += {'thread sanitizer': get_option('tsan')}
4109 summary_info += {'CFI support': get_option('cfi')}
4110 if get_option('cfi')
4111 summary_info += {'CFI debug support': get_option('cfi_debug')}
4113 summary_info += {'strip binaries': get_option('strip')}
4114 summary_info += {'sparse': sparse}
4115 summary_info += {'mingw32 support': targetos == 'windows'}
4116 summary(summary_info, bool_yn: true, section: 'Compilation')
4118 # snarf the cross-compilation information for tests
4121 foreach target: target_dirs
4122 tcg_mak = meson.current_build_dir() / 'tests/tcg' / target / 'config-target.mak'
4123 if fs.exists(tcg_mak)
4124 config_cross_tcg = keyval.load(tcg_mak)
4125 if 'CC' in config_cross_tcg
4126 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']}
4132 summary(summary_info, bool_yn: true, section: 'Cross compilers')
4135 # Targets and accelerators
4138 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')}
4139 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')}
4140 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')}
4141 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')}
4142 summary_info += {'Xen support': xen.found()}
4144 summary_info += {'xen ctrl version': xen.version()}
4146 summary_info += {'Xen emulation': config_all.has_key('CONFIG_XEN_EMU')}
4148 summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')}
4149 if config_all.has_key('CONFIG_TCG')
4150 if get_option('tcg_interpreter')
4151 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'}
4153 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)}
4155 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')}
4156 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')}
4158 summary_info += {'target list': ' '.join(target_dirs)}
4160 summary_info += {'default devices': get_option('default_devices')}
4161 summary_info += {'out of process emulation': multiprocess_allowed}
4162 summary_info += {'vfio-user server': vfio_user_server_allowed}
4164 summary(summary_info, bool_yn: true, section: 'Targets and accelerators')
4168 summary_info += {'coroutine backend': coroutine_backend}
4169 summary_info += {'coroutine pool': have_coroutine_pool}
4171 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')}
4172 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')}
4173 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')}
4174 summary_info += {'VirtFS (9P) support': have_virtfs}
4175 summary_info += {'VirtFS (9P) Proxy Helper support (deprecated)': have_virtfs_proxy_helper}
4176 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')}
4177 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')}
4178 summary_info += {'bochs support': get_option('bochs').allowed()}
4179 summary_info += {'cloop support': get_option('cloop').allowed()}
4180 summary_info += {'dmg support': get_option('dmg').allowed()}
4181 summary_info += {'qcow v1 support': get_option('qcow1').allowed()}
4182 summary_info += {'vdi support': get_option('vdi').allowed()}
4183 summary_info += {'vhdx support': get_option('vhdx').allowed()}
4184 summary_info += {'vmdk support': get_option('vmdk').allowed()}
4185 summary_info += {'vpc support': get_option('vpc').allowed()}
4186 summary_info += {'vvfat support': get_option('vvfat').allowed()}
4187 summary_info += {'qed support': get_option('qed').allowed()}
4188 summary_info += {'parallels support': get_option('parallels').allowed()}
4189 summary_info += {'FUSE exports': fuse}
4190 summary_info += {'VDUSE block exports': have_vduse_blk_export}
4192 summary(summary_info, bool_yn: true, section: 'Block layer support')
4196 summary_info += {'TLS priority': get_option('tls_priority')}
4197 summary_info += {'GNUTLS support': gnutls}
4199 summary_info += {' GNUTLS crypto': gnutls_crypto.found()}
4201 summary_info += {'libgcrypt': gcrypt}
4202 summary_info += {'nettle': nettle}
4204 summary_info += {' XTS': xts != 'private'}
4206 summary_info += {'AF_ALG support': have_afalg}
4207 summary_info += {'rng-none': get_option('rng_none')}
4208 summary_info += {'Linux keyring': have_keyring}
4209 summary(summary_info, bool_yn: true, section: 'Crypto')
4213 if targetos == 'darwin'
4214 summary_info += {'Cocoa support': cocoa}
4216 summary_info += {'SDL support': sdl}
4217 summary_info += {'SDL image support': sdl_image}
4218 summary_info += {'GTK support': gtk}
4219 summary_info += {'pixman': pixman}
4220 summary_info += {'VTE support': vte}
4221 summary_info += {'PNG support': png}
4222 summary_info += {'VNC support': vnc}
4224 summary_info += {'VNC SASL support': sasl}
4225 summary_info += {'VNC JPEG support': jpeg}
4227 summary_info += {'spice protocol support': spice_protocol}
4228 if spice_protocol.found()
4229 summary_info += {' spice server support': spice}
4231 summary_info += {'curses support': curses}
4232 summary_info += {'brlapi support': brlapi}
4233 summary(summary_info, bool_yn: true, section: 'User interface')
4237 if targetos not in ['darwin', 'haiku', 'windows']
4238 summary_info += {'OSS support': oss}
4239 summary_info += {'sndio support': sndio}
4240 elif targetos == 'darwin'
4241 summary_info += {'CoreAudio support': coreaudio}
4242 elif targetos == 'windows'
4243 summary_info += {'DirectSound support': dsound}
4245 if targetos == 'linux'
4246 summary_info += {'ALSA support': alsa}
4247 summary_info += {'PulseAudio support': pulse}
4249 summary_info += {'PipeWire support': pipewire}
4250 summary_info += {'JACK support': jack}
4251 summary(summary_info, bool_yn: true, section: 'Audio backends')
4255 if targetos == 'darwin'
4256 summary_info += {'vmnet.framework support': vmnet}
4258 summary_info += {'slirp support': slirp}
4259 summary_info += {'vde support': vde}
4260 summary_info += {'netmap support': have_netmap}
4261 summary_info += {'l2tpv3 support': have_l2tpv3}
4262 summary(summary_info, bool_yn: true, section: 'Network backends')
4266 summary_info += {'libtasn1': tasn1}
4267 summary_info += {'PAM': pam}
4268 summary_info += {'iconv support': iconv}
4269 summary_info += {'virgl support': virgl}
4270 summary_info += {'blkio support': blkio}
4271 summary_info += {'curl support': curl}
4272 summary_info += {'Multipath support': mpathpersist}
4273 summary_info += {'Linux AIO support': libaio}
4274 summary_info += {'Linux io_uring support': linux_io_uring}
4275 summary_info += {'ATTR/XATTR support': libattr}
4276 summary_info += {'RDMA support': rdma}
4277 summary_info += {'PVRDMA support': have_pvrdma}
4278 summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt}
4279 summary_info += {'libcap-ng support': libcap_ng}
4280 summary_info += {'bpf support': libbpf}
4281 summary_info += {'rbd support': rbd}
4282 summary_info += {'smartcard support': cacard}
4283 summary_info += {'U2F support': u2f}
4284 summary_info += {'libusb': libusb}
4285 summary_info += {'usb net redir': usbredir}
4286 summary_info += {'OpenGL support (epoxy)': opengl}
4287 summary_info += {'GBM': gbm}
4288 summary_info += {'libiscsi support': libiscsi}
4289 summary_info += {'libnfs support': libnfs}
4290 if targetos == 'windows'
4292 summary_info += {'QGA VSS support': have_qga_vss}
4295 summary_info += {'seccomp support': seccomp}
4296 summary_info += {'GlusterFS support': glusterfs}
4297 summary_info += {'TPM support': have_tpm}
4298 summary_info += {'libssh support': libssh}
4299 summary_info += {'lzo support': lzo}
4300 summary_info += {'snappy support': snappy}
4301 summary_info += {'bzip2 support': libbzip2}
4302 summary_info += {'lzfse support': liblzfse}
4303 summary_info += {'zstd support': zstd}
4304 summary_info += {'NUMA host support': numa}
4305 summary_info += {'capstone': capstone}
4306 summary_info += {'libpmem support': libpmem}
4307 summary_info += {'libdaxctl support': libdaxctl}
4308 summary_info += {'libudev': libudev}
4309 # Dummy dependency, keep .found()
4310 summary_info += {'FUSE lseek': fuse_lseek.found()}
4311 summary_info += {'selinux': selinux}
4312 summary_info += {'libdw': libdw}
4313 summary(summary_info, bool_yn: true, section: 'Dependencies')
4315 if not supported_cpus.contains(cpu)
4317 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!')
4319 message('CPU host architecture ' + cpu + ' support is not currently maintained.')
4320 message('The QEMU project intends to remove support for this host CPU in')
4321 message('a future release if nobody volunteers to maintain it and to')
4322 message('provide a build host for our continuous integration setup.')
4323 message('configure has succeeded and you can continue to build, but')
4324 message('if you care about QEMU on this platform you should contact')
4325 message('us upstream at qemu-devel@nongnu.org.')
4328 if not supported_oses.contains(targetos)
4330 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!')
4332 message('Host OS ' + targetos + 'support is not currently maintained.')
4333 message('The QEMU project intends to remove support for this host OS in')
4334 message('a future release if nobody volunteers to maintain it and to')
4335 message('provide a build host for our continuous integration setup.')
4336 message('configure has succeeded and you can continue to build, but')
4337 message('if you care about QEMU on this platform you should contact')
4338 message('us upstream at qemu-devel@nongnu.org.')