1project('qemu', ['c'], meson_version: '>=0.59.3', 2 default_options: ['warning_level=1', 'c_std=gnu11', 'cpp_std=gnu++11', 'b_colorout=auto', 3 'b_staticpic=false', 'stdsplit=false', 'optimization=2', 'b_pie=true'], 4 version: files('VERSION')) 5 6add_test_setup('quick', exclude_suites: ['slow', 'thorough'], is_default: true) 7add_test_setup('slow', exclude_suites: ['thorough'], env: ['G_TEST_SLOW=1', 'SPEED=slow']) 8add_test_setup('thorough', env: ['G_TEST_SLOW=1', 'SPEED=thorough']) 9 10meson.add_postconf_script(find_program('scripts/symlink-install-tree.py')) 11 12not_found = dependency('', required: false) 13keyval = import('keyval') 14ss = import('sourceset') 15fs = import('fs') 16 17sh = find_program('sh') 18cc = meson.get_compiler('c') 19config_host = keyval.load(meson.current_build_dir() / 'config-host.mak') 20enable_modules = 'CONFIG_MODULES' in config_host 21enable_static = 'CONFIG_STATIC' in config_host 22 23# Allow both shared and static libraries unless --enable-static 24static_kwargs = enable_static ? {'static': true} : {} 25 26# Temporary directory used for files created while 27# configure runs. Since it is in the build directory 28# we can safely blow away any previous version of it 29# (and we need not jump through hoops to try to delete 30# it when configure exits.) 31tmpdir = meson.current_build_dir() / 'meson-private/temp' 32 33if get_option('qemu_suffix').startswith('/') 34 error('qemu_suffix cannot start with a /') 35endif 36 37qemu_confdir = get_option('sysconfdir') / get_option('qemu_suffix') 38qemu_datadir = get_option('datadir') / get_option('qemu_suffix') 39qemu_docdir = get_option('docdir') / get_option('qemu_suffix') 40qemu_moddir = get_option('libdir') / get_option('qemu_suffix') 41 42qemu_desktopdir = get_option('datadir') / 'applications' 43qemu_icondir = get_option('datadir') / 'icons' 44 45config_host_data = configuration_data() 46genh = [] 47qapi_trace_events = [] 48 49bsd_oses = ['gnu/kfreebsd', 'freebsd', 'netbsd', 'openbsd', 'dragonfly', 'darwin'] 50supported_oses = ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', 'sunos', 'linux'] 51supported_cpus = ['ppc', 'ppc64', 's390x', 'riscv', 'x86', 'x86_64', 52 'arm', 'aarch64', 'loongarch64', 'mips', 'mips64', 'sparc', 'sparc64'] 53 54cpu = host_machine.cpu_family() 55 56# Unify riscv* to a single family. 57if cpu in ['riscv32', 'riscv64'] 58 cpu = 'riscv' 59endif 60 61targetos = host_machine.system() 62 63target_dirs = config_host['TARGET_DIRS'].split() 64have_linux_user = false 65have_bsd_user = false 66have_system = false 67foreach 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') 71endforeach 72have_user = have_linux_user or have_bsd_user 73have_tools = get_option('tools') \ 74 .disable_auto_if(not have_system) \ 75 .allowed() 76have_ga = get_option('guest_agent') \ 77 .disable_auto_if(not have_system and not have_tools) \ 78 .require(targetos in ['sunos', 'linux', 'windows'], 79 error_message: 'unsupported OS for QEMU guest agent') \ 80 .allowed() 81have_block = have_system or have_tools 82 83python = import('python').find_installation() 84 85if cpu not in supported_cpus 86 host_arch = 'unknown' 87elif cpu == 'x86' 88 host_arch = 'i386' 89elif cpu == 'mips64' 90 host_arch = 'mips' 91else 92 host_arch = cpu 93endif 94 95if cpu in ['x86', 'x86_64'] 96 kvm_targets = ['i386-softmmu', 'x86_64-softmmu'] 97elif cpu == 'aarch64' 98 kvm_targets = ['aarch64-softmmu'] 99elif cpu == 's390x' 100 kvm_targets = ['s390x-softmmu'] 101elif cpu in ['ppc', 'ppc64'] 102 kvm_targets = ['ppc-softmmu', 'ppc64-softmmu'] 103elif cpu in ['mips', 'mips64'] 104 kvm_targets = ['mips-softmmu', 'mipsel-softmmu', 'mips64-softmmu', 'mips64el-softmmu'] 105elif cpu in ['riscv'] 106 kvm_targets = ['riscv32-softmmu', 'riscv64-softmmu'] 107else 108 kvm_targets = [] 109endif 110 111kvm_targets_c = '""' 112if get_option('kvm').allowed() and targetos == 'linux' 113 kvm_targets_c = '"' + '" ,"'.join(kvm_targets) + '"' 114endif 115config_host_data.set('CONFIG_KVM_TARGETS', kvm_targets_c) 116 117accelerator_targets = { 'CONFIG_KVM': kvm_targets } 118 119if cpu in ['aarch64'] 120 accelerator_targets += { 121 'CONFIG_HVF': ['aarch64-softmmu'] 122 } 123endif 124 125if cpu in ['x86', 'x86_64', 'arm', 'aarch64'] 126 # i386 emulator provides xenpv machine type for multiple architectures 127 accelerator_targets += { 128 'CONFIG_XEN': ['i386-softmmu', 'x86_64-softmmu'], 129 } 130endif 131if cpu in ['x86', 'x86_64'] 132 accelerator_targets += { 133 'CONFIG_HAX': ['i386-softmmu', 'x86_64-softmmu'], 134 'CONFIG_HVF': ['x86_64-softmmu'], 135 'CONFIG_NVMM': ['i386-softmmu', 'x86_64-softmmu'], 136 'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'], 137 } 138endif 139 140modular_tcg = [] 141# Darwin does not support references to thread-local variables in modules 142if targetos != 'darwin' 143 modular_tcg = ['i386-softmmu', 'x86_64-softmmu'] 144endif 145 146edk2_targets = [ 'arm-softmmu', 'aarch64-softmmu', 'i386-softmmu', 'x86_64-softmmu' ] 147unpack_edk2_blobs = false 148foreach target : edk2_targets 149 if target in target_dirs 150 bzip2 = find_program('bzip2', required: get_option('install_blobs')) 151 unpack_edk2_blobs = bzip2.found() 152 break 153 endif 154endforeach 155 156dtrace = not_found 157stap = not_found 158if 'dtrace' in get_option('trace_backends') 159 dtrace = find_program('dtrace', required: true) 160 stap = find_program('stap', required: false) 161 if stap.found() 162 # Workaround to avoid dtrace(1) producing a file with 'hidden' symbol 163 # visibility. Define STAP_SDT_V2 to produce 'default' symbol visibility 164 # instead. QEMU --enable-modules depends on this because the SystemTap 165 # semaphores are linked into the main binary and not the module's shared 166 # object. 167 add_global_arguments('-DSTAP_SDT_V2', 168 native: false, language: ['c', 'cpp', 'objc']) 169 endif 170endif 171 172if get_option('iasl') == '' 173 iasl = find_program('iasl', required: false) 174else 175 iasl = find_program(get_option('iasl'), required: true) 176endif 177 178################## 179# Compiler flags # 180################## 181 182qemu_cflags = config_host['QEMU_CFLAGS'].split() 183qemu_cxxflags = config_host['QEMU_CXXFLAGS'].split() 184qemu_objcflags = config_host['QEMU_OBJCFLAGS'].split() 185qemu_ldflags = config_host['QEMU_LDFLAGS'].split() 186 187if targetos == 'windows' 188 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--no-seh', '-Wl,--nxcompat') 189 # Disable ASLR for debug builds to allow debugging with gdb 190 if get_option('optimization') == '0' 191 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--dynamicbase') 192 endif 193endif 194 195if get_option('gprof') 196 qemu_cflags += ['-p'] 197 qemu_cxxflags += ['-p'] 198 qemu_objcflags += ['-p'] 199 qemu_ldflags += ['-p'] 200endif 201 202# Specify linker-script with add_project_link_arguments so that it is not placed 203# within a linker --start-group/--end-group pair 204if get_option('fuzzing') 205 add_project_link_arguments(['-Wl,-T,', 206 (meson.current_source_dir() / 'tests/qtest/fuzz/fork_fuzz.ld')], 207 native: false, language: ['c', 'cpp', 'objc']) 208 209 # Specify a filter to only instrument code that is directly related to 210 # virtual-devices. 211 configure_file(output: 'instrumentation-filter', 212 input: 'scripts/oss-fuzz/instrumentation-filter-template', 213 copy: true) 214 215 if cc.compiles('int main () { return 0; }', 216 name: '-fsanitize-coverage-allowlist=/dev/null', 217 args: ['-fsanitize-coverage-allowlist=/dev/null', 218 '-fsanitize-coverage=trace-pc'] ) 219 add_global_arguments('-fsanitize-coverage-allowlist=instrumentation-filter', 220 native: false, language: ['c', 'cpp', 'objc']) 221 endif 222 223 if get_option('fuzzing_engine') == '' 224 # Add CFLAGS to tell clang to add fuzzer-related instrumentation to all the 225 # compiled code. To build non-fuzzer binaries with --enable-fuzzing, link 226 # everything with fsanitize=fuzzer-no-link. Otherwise, the linker will be 227 # unable to bind the fuzzer-related callbacks added by instrumentation. 228 add_global_arguments('-fsanitize=fuzzer-no-link', 229 native: false, language: ['c', 'cpp', 'objc']) 230 add_global_link_arguments('-fsanitize=fuzzer-no-link', 231 native: false, language: ['c', 'cpp', 'objc']) 232 # For the actual fuzzer binaries, we need to link against the libfuzzer 233 # library. They need to be configurable, to support OSS-Fuzz 234 fuzz_exe_ldflags = ['-fsanitize=fuzzer'] 235 else 236 # LIB_FUZZING_ENGINE was set; assume we are running on OSS-Fuzz, and 237 # the needed CFLAGS have already been provided 238 fuzz_exe_ldflags = get_option('fuzzing_engine').split() 239 endif 240endif 241 242add_global_arguments(qemu_cflags, native: false, language: ['c']) 243add_global_arguments(qemu_cxxflags, native: false, language: ['cpp']) 244add_global_arguments(qemu_objcflags, native: false, language: ['objc']) 245add_global_link_arguments(qemu_ldflags, native: false, language: ['c', 'cpp', 'objc']) 246 247if targetos == 'linux' 248 add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers', 249 '-isystem', 'linux-headers', 250 language: ['c', 'cpp']) 251endif 252 253add_project_arguments('-iquote', '.', 254 '-iquote', meson.current_source_dir(), 255 '-iquote', meson.current_source_dir() / 'include', 256 language: ['c', 'cpp', 'objc']) 257 258link_language = meson.get_external_property('link_language', 'cpp') 259if link_language == 'cpp' 260 add_languages('cpp', required: true, native: false) 261 cxx = meson.get_compiler('cpp') 262 linker = cxx 263else 264 linker = cc 265endif 266if host_machine.system() == 'darwin' 267 add_languages('objc', required: false, native: false) 268endif 269 270sparse = find_program('cgcc', required: get_option('sparse')) 271if sparse.found() 272 run_target('sparse', 273 command: [find_program('scripts/check_sparse.py'), 274 'compile_commands.json', sparse.full_path(), '-Wbitwise', 275 '-Wno-transparent-union', '-Wno-old-initializer', 276 '-Wno-non-pointer-null']) 277endif 278 279########################################### 280# Target-specific checks and dependencies # 281########################################### 282 283# Fuzzing 284if get_option('fuzzing') and get_option('fuzzing_engine') == '' and \ 285 not cc.links(''' 286 #include <stdint.h> 287 #include <sys/types.h> 288 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size); 289 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; } 290 ''', 291 args: ['-Werror', '-fsanitize=fuzzer']) 292 error('Your compiler does not support -fsanitize=fuzzer') 293endif 294 295# Tracing backends 296if 'ftrace' in get_option('trace_backends') and targetos != 'linux' 297 error('ftrace is supported only on Linux') 298endif 299if 'syslog' in get_option('trace_backends') and not cc.compiles(''' 300 #include <syslog.h> 301 int main(void) { 302 openlog("qemu", LOG_PID, LOG_DAEMON); 303 syslog(LOG_INFO, "configure"); 304 return 0; 305 }''') 306 error('syslog is not supported on this system') 307endif 308 309# Miscellaneous Linux-only features 310get_option('mpath') \ 311 .require(targetos == 'linux', error_message: 'Multipath is supported only on Linux') 312 313multiprocess_allowed = get_option('multiprocess') \ 314 .require(targetos == 'linux', error_message: 'Multiprocess QEMU is supported only on Linux') \ 315 .allowed() 316 317vfio_user_server_allowed = get_option('vfio_user_server') \ 318 .require(targetos == 'linux', error_message: 'vfio-user server is supported only on Linux') \ 319 .allowed() 320 321have_tpm = get_option('tpm') \ 322 .require(targetos != 'windows', error_message: 'TPM emulation only available on POSIX systems') \ 323 .allowed() 324 325# vhost 326have_vhost_user = get_option('vhost_user') \ 327 .disable_auto_if(targetos != 'linux') \ 328 .require(targetos != 'windows', 329 error_message: 'vhost-user is not available on Windows').allowed() 330have_vhost_vdpa = get_option('vhost_vdpa') \ 331 .require(targetos == 'linux', 332 error_message: 'vhost-vdpa is only available on Linux').allowed() 333have_vhost_kernel = get_option('vhost_kernel') \ 334 .require(targetos == 'linux', 335 error_message: 'vhost-kernel is only available on Linux').allowed() 336have_vhost_user_crypto = get_option('vhost_crypto') \ 337 .require(have_vhost_user, 338 error_message: 'vhost-crypto requires vhost-user to be enabled').allowed() 339 340have_vhost = have_vhost_user or have_vhost_vdpa or have_vhost_kernel 341 342have_vhost_net_user = have_vhost_user and get_option('vhost_net').allowed() 343have_vhost_net_vdpa = have_vhost_vdpa and get_option('vhost_net').allowed() 344have_vhost_net_kernel = have_vhost_kernel and get_option('vhost_net').allowed() 345have_vhost_net = have_vhost_net_kernel or have_vhost_net_user or have_vhost_net_vdpa 346 347# Target-specific libraries and flags 348libm = cc.find_library('m', required: false) 349threads = dependency('threads') 350util = cc.find_library('util', required: false) 351winmm = [] 352socket = [] 353version_res = [] 354coref = [] 355iokit = [] 356emulator_link_args = [] 357nvmm =not_found 358hvf = not_found 359midl = not_found 360widl = not_found 361pathcch = not_found 362host_dsosuf = '.so' 363if targetos == 'windows' 364 midl = find_program('midl', required: false) 365 widl = find_program('widl', required: false) 366 pathcch = cc.find_library('pathcch') 367 socket = cc.find_library('ws2_32') 368 winmm = cc.find_library('winmm') 369 370 win = import('windows') 371 version_res = win.compile_resources('version.rc', 372 depend_files: files('pc-bios/qemu-nsis.ico'), 373 include_directories: include_directories('.')) 374 host_dsosuf = '.dll' 375elif targetos == 'darwin' 376 coref = dependency('appleframeworks', modules: 'CoreFoundation') 377 iokit = dependency('appleframeworks', modules: 'IOKit', required: false) 378 host_dsosuf = '.dylib' 379elif targetos == 'sunos' 380 socket = [cc.find_library('socket'), 381 cc.find_library('nsl'), 382 cc.find_library('resolv')] 383elif targetos == 'haiku' 384 socket = [cc.find_library('posix_error_mapper'), 385 cc.find_library('network'), 386 cc.find_library('bsd')] 387elif targetos == 'openbsd' 388 if get_option('tcg').allowed() and target_dirs.length() > 0 389 # Disable OpenBSD W^X if available 390 emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded') 391 endif 392endif 393 394# Target-specific configuration of accelerators 395accelerators = [] 396if get_option('kvm').allowed() and targetos == 'linux' 397 accelerators += 'CONFIG_KVM' 398endif 399if get_option('whpx').allowed() and targetos == 'windows' 400 if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64' 401 error('WHPX requires 64-bit host') 402 elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \ 403 cc.has_header('WinHvEmulation.h', required: get_option('whpx')) 404 accelerators += 'CONFIG_WHPX' 405 endif 406endif 407if get_option('hvf').allowed() 408 hvf = dependency('appleframeworks', modules: 'Hypervisor', 409 required: get_option('hvf')) 410 if hvf.found() 411 accelerators += 'CONFIG_HVF' 412 endif 413endif 414if get_option('hax').allowed() 415 if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd'] 416 accelerators += 'CONFIG_HAX' 417 endif 418endif 419if targetos == 'netbsd' 420 nvmm = cc.find_library('nvmm', required: get_option('nvmm')) 421 if nvmm.found() 422 accelerators += 'CONFIG_NVMM' 423 endif 424endif 425 426tcg_arch = host_arch 427if get_option('tcg').allowed() 428 if host_arch == 'unknown' 429 if get_option('tcg_interpreter') 430 warning('Unsupported CPU @0@, will use TCG with TCI (slow)'.format(cpu)) 431 else 432 error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu)) 433 endif 434 elif get_option('tcg_interpreter') 435 warning('Use of the TCG interpreter is not recommended on this host') 436 warning('architecture. There is a native TCG execution backend available') 437 warning('which provides substantially better performance and reliability.') 438 warning('It is strongly recommended to remove the --enable-tcg-interpreter') 439 warning('configuration option on this architecture to use the native') 440 warning('backend.') 441 endif 442 if get_option('tcg_interpreter') 443 tcg_arch = 'tci' 444 elif host_arch == 'sparc64' 445 tcg_arch = 'sparc' 446 elif host_arch == 'x86_64' 447 tcg_arch = 'i386' 448 elif host_arch == 'ppc64' 449 tcg_arch = 'ppc' 450 endif 451 add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch, 452 language: ['c', 'cpp', 'objc']) 453 454 accelerators += 'CONFIG_TCG' 455 config_host += { 'CONFIG_TCG': 'y' } 456endif 457 458if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled() 459 error('KVM not available on this platform') 460endif 461if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled() 462 error('HVF not available on this platform') 463endif 464if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled() 465 error('NVMM not available on this platform') 466endif 467if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled() 468 error('WHPX not available on this platform') 469endif 470 471################ 472# Dependencies # 473################ 474 475# The path to glib.h is added to all compilation commands. This was 476# grandfathered in from the QEMU Makefiles. 477add_project_arguments(config_host['GLIB_CFLAGS'].split(), 478 native: false, language: ['c', 'cpp', 'objc']) 479glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(), 480 link_args: config_host['GLIB_LIBS'].split(), 481 version: config_host['GLIB_VERSION'], 482 variables: { 483 'bindir': config_host['GLIB_BINDIR'], 484 }) 485# override glib dep with the configure results (for subprojects) 486meson.override_dependency('glib-2.0', glib) 487 488gio = not_found 489gdbus_codegen = not_found 490if not get_option('gio').auto() or have_system 491 gio = dependency('gio-2.0', required: get_option('gio'), 492 method: 'pkg-config', kwargs: static_kwargs) 493 if gio.found() and not cc.links(''' 494 #include <gio/gio.h> 495 int main(void) 496 { 497 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0); 498 return 0; 499 }''', dependencies: [glib, gio]) 500 if get_option('gio').enabled() 501 error('The installed libgio is broken for static linking') 502 endif 503 gio = not_found 504 endif 505 if gio.found() 506 gdbus_codegen = find_program(gio.get_variable('gdbus_codegen'), 507 required: get_option('gio')) 508 gio_unix = dependency('gio-unix-2.0', required: get_option('gio'), 509 method: 'pkg-config', kwargs: static_kwargs) 510 gio = declare_dependency(dependencies: [gio, gio_unix], 511 version: gio.version()) 512 endif 513endif 514 515lttng = not_found 516if 'ust' in get_option('trace_backends') 517 lttng = dependency('lttng-ust', required: true, version: '>= 2.1', 518 method: 'pkg-config', kwargs: static_kwargs) 519endif 520pixman = not_found 521if have_system or have_tools 522 pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8', 523 method: 'pkg-config', kwargs: static_kwargs) 524endif 525zlib = dependency('zlib', required: true, kwargs: static_kwargs) 526 527libaio = not_found 528if not get_option('linux_aio').auto() or have_block 529 libaio = cc.find_library('aio', has_headers: ['libaio.h'], 530 required: get_option('linux_aio'), 531 kwargs: static_kwargs) 532endif 533 534linux_io_uring_test = ''' 535 #include <liburing.h> 536 #include <linux/errqueue.h> 537 538 int main(void) { return 0; }''' 539 540linux_io_uring = not_found 541if not get_option('linux_io_uring').auto() or have_block 542 linux_io_uring = dependency('liburing', version: '>=0.3', 543 required: get_option('linux_io_uring'), 544 method: 'pkg-config', kwargs: static_kwargs) 545 if not cc.links(linux_io_uring_test) 546 linux_io_uring = not_found 547 endif 548endif 549 550libnfs = not_found 551if not get_option('libnfs').auto() or have_block 552 libnfs = dependency('libnfs', version: '>=1.9.3', 553 required: get_option('libnfs'), 554 method: 'pkg-config', kwargs: static_kwargs) 555endif 556 557libattr_test = ''' 558 #include <stddef.h> 559 #include <sys/types.h> 560 #ifdef CONFIG_LIBATTR 561 #include <attr/xattr.h> 562 #else 563 #include <sys/xattr.h> 564 #endif 565 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }''' 566 567libattr = not_found 568have_old_libattr = false 569if get_option('attr').allowed() 570 if cc.links(libattr_test) 571 libattr = declare_dependency() 572 else 573 libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'], 574 required: get_option('attr'), 575 kwargs: static_kwargs) 576 if libattr.found() and not \ 577 cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR') 578 libattr = not_found 579 if get_option('attr').enabled() 580 error('could not link libattr') 581 else 582 warning('could not link libattr, disabling') 583 endif 584 else 585 have_old_libattr = libattr.found() 586 endif 587 endif 588endif 589 590cocoa = dependency('appleframeworks', modules: ['Cocoa', 'CoreVideo'], 591 required: get_option('cocoa')) 592if cocoa.found() and get_option('sdl').enabled() 593 error('Cocoa and SDL cannot be enabled at the same time') 594endif 595if cocoa.found() and get_option('gtk').enabled() 596 error('Cocoa and GTK+ cannot be enabled at the same time') 597endif 598 599vmnet = dependency('appleframeworks', modules: 'vmnet', required: get_option('vmnet')) 600if vmnet.found() and not cc.has_header_symbol('vmnet/vmnet.h', 601 'VMNET_BRIDGED_MODE', 602 dependencies: vmnet) 603 vmnet = not_found 604 if get_option('vmnet').enabled() 605 error('vmnet.framework API is outdated') 606 else 607 warning('vmnet.framework API is outdated, disabling') 608 endif 609endif 610 611seccomp = not_found 612if not get_option('seccomp').auto() or have_system or have_tools 613 seccomp = dependency('libseccomp', version: '>=2.3.0', 614 required: get_option('seccomp'), 615 method: 'pkg-config', kwargs: static_kwargs) 616endif 617 618libcap_ng = not_found 619if not get_option('cap_ng').auto() or have_system or have_tools 620 libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'], 621 required: get_option('cap_ng'), 622 kwargs: static_kwargs) 623endif 624if libcap_ng.found() and not cc.links(''' 625 #include <cap-ng.h> 626 int main(void) 627 { 628 capng_capability_to_name(CAPNG_EFFECTIVE); 629 return 0; 630 }''', dependencies: libcap_ng) 631 libcap_ng = not_found 632 if get_option('cap_ng').enabled() 633 error('could not link libcap-ng') 634 else 635 warning('could not link libcap-ng, disabling') 636 endif 637endif 638 639if get_option('xkbcommon').auto() and not have_system and not have_tools 640 xkbcommon = not_found 641else 642 xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'), 643 method: 'pkg-config', kwargs: static_kwargs) 644endif 645 646vde = not_found 647if not get_option('vde').auto() or have_system or have_tools 648 vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'], 649 required: get_option('vde'), 650 kwargs: static_kwargs) 651endif 652if vde.found() and not cc.links(''' 653 #include <libvdeplug.h> 654 int main(void) 655 { 656 struct vde_open_args a = {0, 0, 0}; 657 char s[] = ""; 658 vde_open(s, s, &a); 659 return 0; 660 }''', dependencies: vde) 661 vde = not_found 662 if get_option('cap_ng').enabled() 663 error('could not link libvdeplug') 664 else 665 warning('could not link libvdeplug, disabling') 666 endif 667endif 668 669pulse = not_found 670if not get_option('pa').auto() or (targetos == 'linux' and have_system) 671 pulse = dependency('libpulse', required: get_option('pa'), 672 method: 'pkg-config', kwargs: static_kwargs) 673endif 674alsa = not_found 675if not get_option('alsa').auto() or (targetos == 'linux' and have_system) 676 alsa = dependency('alsa', required: get_option('alsa'), 677 method: 'pkg-config', kwargs: static_kwargs) 678endif 679jack = not_found 680if not get_option('jack').auto() or have_system 681 jack = dependency('jack', required: get_option('jack'), 682 method: 'pkg-config', kwargs: static_kwargs) 683endif 684 685spice_protocol = not_found 686if not get_option('spice_protocol').auto() or have_system 687 spice_protocol = dependency('spice-protocol', version: '>=0.12.3', 688 required: get_option('spice_protocol'), 689 method: 'pkg-config', kwargs: static_kwargs) 690endif 691spice = not_found 692if not get_option('spice').auto() or have_system 693 spice = dependency('spice-server', version: '>=0.12.5', 694 required: get_option('spice'), 695 method: 'pkg-config', kwargs: static_kwargs) 696endif 697spice_headers = spice.partial_dependency(compile_args: true, includes: true) 698 699rt = cc.find_library('rt', required: false) 700 701libiscsi = not_found 702if not get_option('libiscsi').auto() or have_block 703 libiscsi = dependency('libiscsi', version: '>=1.9.0', 704 required: get_option('libiscsi'), 705 method: 'pkg-config', kwargs: static_kwargs) 706endif 707zstd = not_found 708if not get_option('zstd').auto() or have_block 709 zstd = dependency('libzstd', version: '>=1.4.0', 710 required: get_option('zstd'), 711 method: 'pkg-config', kwargs: static_kwargs) 712endif 713virgl = not_found 714 715have_vhost_user_gpu = have_tools and targetos == 'linux' and pixman.found() 716if not get_option('virglrenderer').auto() or have_system or have_vhost_user_gpu 717 virgl = dependency('virglrenderer', 718 method: 'pkg-config', 719 required: get_option('virglrenderer'), 720 kwargs: static_kwargs) 721endif 722curl = not_found 723if not get_option('curl').auto() or have_block 724 curl = dependency('libcurl', version: '>=7.29.0', 725 method: 'pkg-config', 726 required: get_option('curl'), 727 kwargs: static_kwargs) 728endif 729libudev = not_found 730if targetos == 'linux' and (have_system or have_tools) 731 libudev = dependency('libudev', 732 method: 'pkg-config', 733 required: get_option('libudev'), 734 kwargs: static_kwargs) 735endif 736 737mpathlibs = [libudev] 738mpathpersist = not_found 739mpathpersist_new_api = false 740if targetos == 'linux' and have_tools and get_option('mpath').allowed() 741 mpath_test_source_new = ''' 742 #include <libudev.h> 743 #include <mpath_persist.h> 744 unsigned mpath_mx_alloc_len = 1024; 745 int logsink; 746 static struct config *multipath_conf; 747 extern struct udev *udev; 748 extern struct config *get_multipath_config(void); 749 extern void put_multipath_config(struct config *conf); 750 struct udev *udev; 751 struct config *get_multipath_config(void) { return multipath_conf; } 752 void put_multipath_config(struct config *conf) { } 753 int main(void) { 754 udev = udev_new(); 755 multipath_conf = mpath_lib_init(); 756 return 0; 757 }''' 758 mpath_test_source_old = ''' 759 #include <libudev.h> 760 #include <mpath_persist.h> 761 unsigned mpath_mx_alloc_len = 1024; 762 int logsink; 763 int main(void) { 764 struct udev *udev = udev_new(); 765 mpath_lib_init(udev); 766 return 0; 767 }''' 768 libmpathpersist = cc.find_library('mpathpersist', 769 required: get_option('mpath'), 770 kwargs: static_kwargs) 771 if libmpathpersist.found() 772 mpathlibs += libmpathpersist 773 if enable_static 774 mpathlibs += cc.find_library('devmapper', 775 required: get_option('mpath'), 776 kwargs: static_kwargs) 777 endif 778 mpathlibs += cc.find_library('multipath', 779 required: get_option('mpath'), 780 kwargs: static_kwargs) 781 foreach lib: mpathlibs 782 if not lib.found() 783 mpathlibs = [] 784 break 785 endif 786 endforeach 787 if mpathlibs.length() == 0 788 msg = 'Dependencies missing for libmpathpersist' 789 elif cc.links(mpath_test_source_new, dependencies: mpathlibs) 790 mpathpersist = declare_dependency(dependencies: mpathlibs) 791 mpathpersist_new_api = true 792 elif cc.links(mpath_test_source_old, dependencies: mpathlibs) 793 mpathpersist = declare_dependency(dependencies: mpathlibs) 794 else 795 msg = 'Cannot detect libmpathpersist API' 796 endif 797 if not mpathpersist.found() 798 if get_option('mpath').enabled() 799 error(msg) 800 else 801 warning(msg + ', disabling') 802 endif 803 endif 804 endif 805endif 806 807iconv = not_found 808curses = not_found 809if have_system and get_option('curses').allowed() 810 curses_test = ''' 811 #if defined(__APPLE__) || defined(__OpenBSD__) 812 #define _XOPEN_SOURCE_EXTENDED 1 813 #endif 814 #include <locale.h> 815 #include <curses.h> 816 #include <wchar.h> 817 int main(void) { 818 wchar_t wch = L'w'; 819 setlocale(LC_ALL, ""); 820 resize_term(0, 0); 821 addwstr(L"wide chars\n"); 822 addnwstr(&wch, 1); 823 add_wch(WACS_DEGREE); 824 return 0; 825 }''' 826 827 curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw'] 828 foreach curses_dep : curses_dep_list 829 if not curses.found() 830 curses = dependency(curses_dep, 831 required: false, 832 method: 'pkg-config', 833 kwargs: static_kwargs) 834 endif 835 endforeach 836 msg = get_option('curses').enabled() ? 'curses library not found' : '' 837 curses_compile_args = ['-DNCURSES_WIDECHAR=1'] 838 if curses.found() 839 if cc.links(curses_test, args: curses_compile_args, dependencies: [curses]) 840 curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses]) 841 else 842 msg = 'curses package not usable' 843 curses = not_found 844 endif 845 endif 846 if not curses.found() 847 has_curses_h = cc.has_header('curses.h', args: curses_compile_args) 848 if targetos != 'windows' and not has_curses_h 849 message('Trying with /usr/include/ncursesw') 850 curses_compile_args += ['-I/usr/include/ncursesw'] 851 has_curses_h = cc.has_header('curses.h', args: curses_compile_args) 852 endif 853 if has_curses_h 854 curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw']) 855 foreach curses_libname : curses_libname_list 856 libcurses = cc.find_library(curses_libname, 857 required: false, 858 kwargs: static_kwargs) 859 if libcurses.found() 860 if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses) 861 curses = declare_dependency(compile_args: curses_compile_args, 862 dependencies: [libcurses]) 863 break 864 else 865 msg = 'curses library not usable' 866 endif 867 endif 868 endforeach 869 endif 870 endif 871 if get_option('iconv').allowed() 872 foreach link_args : [ ['-liconv'], [] ] 873 # Programs will be linked with glib and this will bring in libiconv on FreeBSD. 874 # We need to use libiconv if available because mixing libiconv's headers with 875 # the system libc does not work. 876 # However, without adding glib to the dependencies -L/usr/local/lib will not be 877 # included in the command line and libiconv will not be found. 878 if cc.links(''' 879 #include <iconv.h> 880 int main(void) { 881 iconv_t conv = iconv_open("WCHAR_T", "UCS-2"); 882 return conv != (iconv_t) -1; 883 }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args) 884 iconv = declare_dependency(link_args: link_args, dependencies: glib) 885 break 886 endif 887 endforeach 888 endif 889 if curses.found() and not iconv.found() 890 if get_option('iconv').enabled() 891 error('iconv not available') 892 endif 893 msg = 'iconv required for curses UI but not available' 894 curses = not_found 895 endif 896 if not curses.found() and msg != '' 897 if get_option('curses').enabled() 898 error(msg) 899 else 900 warning(msg + ', disabling') 901 endif 902 endif 903endif 904 905brlapi = not_found 906if not get_option('brlapi').auto() or have_system 907 brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'], 908 required: get_option('brlapi'), 909 kwargs: static_kwargs) 910 if brlapi.found() and not cc.links(''' 911 #include <brlapi.h> 912 #include <stddef.h> 913 int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi) 914 brlapi = not_found 915 if get_option('brlapi').enabled() 916 error('could not link brlapi') 917 else 918 warning('could not link brlapi, disabling') 919 endif 920 endif 921endif 922 923sdl = not_found 924if not get_option('sdl').auto() or (have_system and not cocoa.found()) 925 sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs) 926 sdl_image = not_found 927endif 928if sdl.found() 929 # work around 2.0.8 bug 930 sdl = declare_dependency(compile_args: '-Wno-undef', 931 dependencies: sdl) 932 sdl_image = dependency('SDL2_image', required: get_option('sdl_image'), 933 method: 'pkg-config', kwargs: static_kwargs) 934else 935 if get_option('sdl_image').enabled() 936 error('sdl-image required, but SDL was @0@'.format( 937 get_option('sdl').disabled() ? 'disabled' : 'not found')) 938 endif 939 sdl_image = not_found 940endif 941 942rbd = not_found 943if not get_option('rbd').auto() or have_block 944 librados = cc.find_library('rados', required: get_option('rbd'), 945 kwargs: static_kwargs) 946 librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'], 947 required: get_option('rbd'), 948 kwargs: static_kwargs) 949 if librados.found() and librbd.found() 950 if cc.links(''' 951 #include <stdio.h> 952 #include <rbd/librbd.h> 953 int main(void) { 954 rados_t cluster; 955 rados_create(&cluster, NULL); 956 #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0) 957 #error 958 #endif 959 return 0; 960 }''', dependencies: [librbd, librados]) 961 rbd = declare_dependency(dependencies: [librbd, librados]) 962 elif get_option('rbd').enabled() 963 error('librbd >= 1.12.0 required') 964 else 965 warning('librbd >= 1.12.0 not found, disabling') 966 endif 967 endif 968endif 969 970glusterfs = not_found 971glusterfs_ftruncate_has_stat = false 972glusterfs_iocb_has_stat = false 973if not get_option('glusterfs').auto() or have_block 974 glusterfs = dependency('glusterfs-api', version: '>=3', 975 required: get_option('glusterfs'), 976 method: 'pkg-config', kwargs: static_kwargs) 977 if glusterfs.found() 978 glusterfs_ftruncate_has_stat = cc.links(''' 979 #include <glusterfs/api/glfs.h> 980 981 int 982 main(void) 983 { 984 /* new glfs_ftruncate() passes two additional args */ 985 return glfs_ftruncate(NULL, 0, NULL, NULL); 986 } 987 ''', dependencies: glusterfs) 988 glusterfs_iocb_has_stat = cc.links(''' 989 #include <glusterfs/api/glfs.h> 990 991 /* new glfs_io_cbk() passes two additional glfs_stat structs */ 992 static void 993 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data) 994 {} 995 996 int 997 main(void) 998 { 999 glfs_io_cbk iocb = &glusterfs_iocb; 1000 iocb(NULL, 0 , NULL, NULL, NULL); 1001 return 0; 1002 } 1003 ''', dependencies: glusterfs) 1004 endif 1005endif 1006 1007libssh = not_found 1008if not get_option('libssh').auto() or have_block 1009 libssh = dependency('libssh', version: '>=0.8.7', 1010 method: 'pkg-config', 1011 required: get_option('libssh'), 1012 kwargs: static_kwargs) 1013endif 1014 1015libbzip2 = not_found 1016if not get_option('bzip2').auto() or have_block 1017 libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'], 1018 required: get_option('bzip2'), 1019 kwargs: static_kwargs) 1020 if libbzip2.found() and not cc.links(''' 1021 #include <bzlib.h> 1022 int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2) 1023 libbzip2 = not_found 1024 if get_option('bzip2').enabled() 1025 error('could not link libbzip2') 1026 else 1027 warning('could not link libbzip2, disabling') 1028 endif 1029 endif 1030endif 1031 1032liblzfse = not_found 1033if not get_option('lzfse').auto() or have_block 1034 liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'], 1035 required: get_option('lzfse'), 1036 kwargs: static_kwargs) 1037endif 1038if liblzfse.found() and not cc.links(''' 1039 #include <lzfse.h> 1040 int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse) 1041 liblzfse = not_found 1042 if get_option('lzfse').enabled() 1043 error('could not link liblzfse') 1044 else 1045 warning('could not link liblzfse, disabling') 1046 endif 1047endif 1048 1049oss = not_found 1050if get_option('oss').allowed() and have_system 1051 if not cc.has_header('sys/soundcard.h') 1052 # not found 1053 elif targetos == 'netbsd' 1054 oss = cc.find_library('ossaudio', required: get_option('oss'), 1055 kwargs: static_kwargs) 1056 else 1057 oss = declare_dependency() 1058 endif 1059 1060 if not oss.found() 1061 if get_option('oss').enabled() 1062 error('OSS not found') 1063 endif 1064 endif 1065endif 1066dsound = not_found 1067if not get_option('dsound').auto() or (targetos == 'windows' and have_system) 1068 if cc.has_header('dsound.h') 1069 dsound = declare_dependency(link_args: ['-lole32', '-ldxguid']) 1070 endif 1071 1072 if not dsound.found() 1073 if get_option('dsound').enabled() 1074 error('DirectSound not found') 1075 endif 1076 endif 1077endif 1078 1079coreaudio = not_found 1080if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system) 1081 coreaudio = dependency('appleframeworks', modules: 'CoreAudio', 1082 required: get_option('coreaudio')) 1083endif 1084 1085opengl = not_found 1086if not get_option('opengl').auto() or have_system or have_vhost_user_gpu 1087 epoxy = dependency('epoxy', method: 'pkg-config', 1088 required: get_option('opengl'), kwargs: static_kwargs) 1089 if cc.has_header('epoxy/egl.h', dependencies: epoxy) 1090 opengl = epoxy 1091 elif get_option('opengl').enabled() 1092 error('epoxy/egl.h not found') 1093 endif 1094endif 1095gbm = not_found 1096if (have_system or have_tools) and (virgl.found() or opengl.found()) 1097 gbm = dependency('gbm', method: 'pkg-config', required: false, 1098 kwargs: static_kwargs) 1099endif 1100have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and opengl.found() and gbm.found() 1101 1102gnutls = not_found 1103gnutls_crypto = not_found 1104if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system) 1105 # For general TLS support our min gnutls matches 1106 # that implied by our platform support matrix 1107 # 1108 # For the crypto backends, we look for a newer 1109 # gnutls: 1110 # 1111 # Version 3.6.8 is needed to get XTS 1112 # Version 3.6.13 is needed to get PBKDF 1113 # Version 3.6.14 is needed to get HW accelerated XTS 1114 # 1115 # If newer enough gnutls isn't available, we can 1116 # still use a different crypto backend to satisfy 1117 # the platform support requirements 1118 gnutls_crypto = dependency('gnutls', version: '>=3.6.14', 1119 method: 'pkg-config', 1120 required: false, 1121 kwargs: static_kwargs) 1122 if gnutls_crypto.found() 1123 gnutls = gnutls_crypto 1124 else 1125 # Our min version if all we need is TLS 1126 gnutls = dependency('gnutls', version: '>=3.5.18', 1127 method: 'pkg-config', 1128 required: get_option('gnutls'), 1129 kwargs: static_kwargs) 1130 endif 1131endif 1132 1133# We prefer use of gnutls for crypto, unless the options 1134# explicitly asked for nettle or gcrypt. 1135# 1136# If gnutls isn't available for crypto, then we'll prefer 1137# gcrypt over nettle for performance reasons. 1138gcrypt = not_found 1139nettle = not_found 1140hogweed = not_found 1141xts = 'none' 1142 1143if get_option('nettle').enabled() and get_option('gcrypt').enabled() 1144 error('Only one of gcrypt & nettle can be enabled') 1145endif 1146 1147# Explicit nettle/gcrypt request, so ignore gnutls for crypto 1148if get_option('nettle').enabled() or get_option('gcrypt').enabled() 1149 gnutls_crypto = not_found 1150endif 1151 1152if not gnutls_crypto.found() 1153 if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled() 1154 gcrypt = dependency('libgcrypt', version: '>=1.8', 1155 method: 'config-tool', 1156 required: get_option('gcrypt'), 1157 kwargs: static_kwargs) 1158 # Debian has removed -lgpg-error from libgcrypt-config 1159 # as it "spreads unnecessary dependencies" which in 1160 # turn breaks static builds... 1161 if gcrypt.found() and enable_static 1162 gcrypt = declare_dependency(dependencies: [ 1163 gcrypt, 1164 cc.find_library('gpg-error', required: true, kwargs: static_kwargs)]) 1165 endif 1166 endif 1167 if (not get_option('nettle').auto() or have_system) and not gcrypt.found() 1168 nettle = dependency('nettle', version: '>=3.4', 1169 method: 'pkg-config', 1170 required: get_option('nettle'), 1171 kwargs: static_kwargs) 1172 if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle) 1173 xts = 'private' 1174 endif 1175 endif 1176endif 1177 1178gmp = dependency('gmp', required: false, method: 'pkg-config', kwargs: static_kwargs) 1179if nettle.found() and gmp.found() 1180 hogweed = dependency('hogweed', version: '>=3.4', 1181 method: 'pkg-config', 1182 required: get_option('nettle'), 1183 kwargs: static_kwargs) 1184endif 1185 1186 1187gtk = not_found 1188gtkx11 = not_found 1189vte = not_found 1190if not get_option('gtk').auto() or (have_system and not cocoa.found()) 1191 gtk = dependency('gtk+-3.0', version: '>=3.22.0', 1192 method: 'pkg-config', 1193 required: get_option('gtk'), 1194 kwargs: static_kwargs) 1195 if gtk.found() 1196 gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0', 1197 method: 'pkg-config', 1198 required: false, 1199 kwargs: static_kwargs) 1200 gtk = declare_dependency(dependencies: [gtk, gtkx11]) 1201 1202 if not get_option('vte').auto() or have_system 1203 vte = dependency('vte-2.91', 1204 method: 'pkg-config', 1205 required: get_option('vte'), 1206 kwargs: static_kwargs) 1207 endif 1208 endif 1209endif 1210 1211x11 = not_found 1212if gtkx11.found() 1213 x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(), 1214 kwargs: static_kwargs) 1215endif 1216png = not_found 1217if get_option('png').allowed() and have_system 1218 png = dependency('libpng', version: '>=1.6.34', required: get_option('png'), 1219 method: 'pkg-config', kwargs: static_kwargs) 1220endif 1221vnc = not_found 1222jpeg = not_found 1223sasl = not_found 1224if get_option('vnc').allowed() and have_system 1225 vnc = declare_dependency() # dummy dependency 1226 jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'), 1227 method: 'pkg-config', kwargs: static_kwargs) 1228 sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'], 1229 required: get_option('vnc_sasl'), 1230 kwargs: static_kwargs) 1231 if sasl.found() 1232 sasl = declare_dependency(dependencies: sasl, 1233 compile_args: '-DSTRUCT_IOVEC_DEFINED') 1234 endif 1235endif 1236 1237pam = not_found 1238if not get_option('auth_pam').auto() or have_system 1239 pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'], 1240 required: get_option('auth_pam'), 1241 kwargs: static_kwargs) 1242endif 1243if pam.found() and not cc.links(''' 1244 #include <stddef.h> 1245 #include <security/pam_appl.h> 1246 int main(void) { 1247 const char *service_name = "qemu"; 1248 const char *user = "frank"; 1249 const struct pam_conv pam_conv = { 0 }; 1250 pam_handle_t *pamh = NULL; 1251 pam_start(service_name, user, &pam_conv, &pamh); 1252 return 0; 1253 }''', dependencies: pam) 1254 pam = not_found 1255 if get_option('auth_pam').enabled() 1256 error('could not link libpam') 1257 else 1258 warning('could not link libpam, disabling') 1259 endif 1260endif 1261 1262snappy = not_found 1263if not get_option('snappy').auto() or have_system 1264 snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'], 1265 required: get_option('snappy'), 1266 kwargs: static_kwargs) 1267endif 1268if snappy.found() and not linker.links(''' 1269 #include <snappy-c.h> 1270 int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy) 1271 snappy = not_found 1272 if get_option('snappy').enabled() 1273 error('could not link libsnappy') 1274 else 1275 warning('could not link libsnappy, disabling') 1276 endif 1277endif 1278 1279lzo = not_found 1280if not get_option('lzo').auto() or have_system 1281 lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'], 1282 required: get_option('lzo'), 1283 kwargs: static_kwargs) 1284endif 1285if lzo.found() and not cc.links(''' 1286 #include <lzo/lzo1x.h> 1287 int main(void) { lzo_version(); return 0; }''', dependencies: lzo) 1288 lzo = not_found 1289 if get_option('lzo').enabled() 1290 error('could not link liblzo2') 1291 else 1292 warning('could not link liblzo2, disabling') 1293 endif 1294endif 1295 1296numa = not_found 1297if not get_option('numa').auto() or have_system or have_tools 1298 numa = cc.find_library('numa', has_headers: ['numa.h'], 1299 required: get_option('numa'), 1300 kwargs: static_kwargs) 1301endif 1302if numa.found() and not cc.links(''' 1303 #include <numa.h> 1304 int main(void) { return numa_available(); } 1305 ''', dependencies: numa) 1306 numa = not_found 1307 if get_option('numa').enabled() 1308 error('could not link numa') 1309 else 1310 warning('could not link numa, disabling') 1311 endif 1312endif 1313 1314rdma = not_found 1315if not get_option('rdma').auto() or have_system 1316 libumad = cc.find_library('ibumad', required: get_option('rdma')) 1317 rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'], 1318 required: get_option('rdma'), 1319 kwargs: static_kwargs), 1320 cc.find_library('ibverbs', required: get_option('rdma'), 1321 kwargs: static_kwargs), 1322 libumad] 1323 rdma = declare_dependency(dependencies: rdma_libs) 1324 foreach lib: rdma_libs 1325 if not lib.found() 1326 rdma = not_found 1327 endif 1328 endforeach 1329endif 1330 1331xen = not_found 1332if get_option('xen').enabled() or (get_option('xen').auto() and have_system) 1333 xencontrol = dependency('xencontrol', required: false, 1334 method: 'pkg-config', kwargs: static_kwargs) 1335 if xencontrol.found() 1336 xen_pc = declare_dependency(version: xencontrol.version(), 1337 dependencies: [ 1338 xencontrol, 1339 # disabler: true makes xen_pc.found() return false if any is not found 1340 dependency('xenstore', required: false, 1341 method: 'pkg-config', kwargs: static_kwargs, 1342 disabler: true), 1343 dependency('xenforeignmemory', required: false, 1344 method: 'pkg-config', kwargs: static_kwargs, 1345 disabler: true), 1346 dependency('xengnttab', required: false, 1347 method: 'pkg-config', kwargs: static_kwargs, 1348 disabler: true), 1349 dependency('xenevtchn', required: false, 1350 method: 'pkg-config', kwargs: static_kwargs, 1351 disabler: true), 1352 dependency('xendevicemodel', required: false, 1353 method: 'pkg-config', kwargs: static_kwargs, 1354 disabler: true), 1355 # optional, no "disabler: true" 1356 dependency('xentoolcore', required: false, 1357 method: 'pkg-config', kwargs: static_kwargs)]) 1358 if xen_pc.found() 1359 xen = xen_pc 1360 endif 1361 endif 1362 if not xen.found() 1363 xen_tests = [ '4.11.0', '4.10.0', '4.9.0', '4.8.0', '4.7.1', '4.6.0', '4.5.0', '4.2.0' ] 1364 xen_libs = { 1365 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ], 1366 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ], 1367 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1368 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1369 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1370 '4.6.0': [ 'xenstore', 'xenctrl' ], 1371 '4.5.0': [ 'xenstore', 'xenctrl' ], 1372 '4.2.0': [ 'xenstore', 'xenctrl' ], 1373 } 1374 xen_deps = {} 1375 foreach ver: xen_tests 1376 # cache the various library tests to avoid polluting the logs 1377 xen_test_deps = [] 1378 foreach l: xen_libs[ver] 1379 if l not in xen_deps 1380 xen_deps += { l: cc.find_library(l, required: false) } 1381 endif 1382 xen_test_deps += xen_deps[l] 1383 endforeach 1384 1385 # Use -D to pick just one of the test programs in scripts/xen-detect.c 1386 xen_version = ver.split('.') 1387 xen_ctrl_version = xen_version[0] + \ 1388 ('0' + xen_version[1]).substring(-2) + \ 1389 ('0' + xen_version[2]).substring(-2) 1390 if cc.links(files('scripts/xen-detect.c'), 1391 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version, 1392 dependencies: xen_test_deps) 1393 xen = declare_dependency(version: ver, dependencies: xen_test_deps) 1394 break 1395 endif 1396 endforeach 1397 endif 1398 if xen.found() 1399 accelerators += 'CONFIG_XEN' 1400 elif get_option('xen').enabled() 1401 error('could not compile and link Xen test program') 1402 endif 1403endif 1404have_xen_pci_passthrough = get_option('xen_pci_passthrough') \ 1405 .require(xen.found(), 1406 error_message: 'Xen PCI passthrough requested but Xen not enabled') \ 1407 .require(targetos == 'linux', 1408 error_message: 'Xen PCI passthrough not available on this platform') \ 1409 .allowed() 1410 1411 1412cacard = not_found 1413if not get_option('smartcard').auto() or have_system 1414 cacard = dependency('libcacard', required: get_option('smartcard'), 1415 version: '>=2.5.1', method: 'pkg-config', 1416 kwargs: static_kwargs) 1417endif 1418u2f = not_found 1419if have_system 1420 u2f = dependency('u2f-emu', required: get_option('u2f'), 1421 method: 'pkg-config', 1422 kwargs: static_kwargs) 1423endif 1424canokey = not_found 1425if have_system 1426 canokey = dependency('canokey-qemu', required: get_option('canokey'), 1427 method: 'pkg-config', 1428 kwargs: static_kwargs) 1429endif 1430usbredir = not_found 1431if not get_option('usb_redir').auto() or have_system 1432 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'), 1433 version: '>=0.6', method: 'pkg-config', 1434 kwargs: static_kwargs) 1435endif 1436libusb = not_found 1437if not get_option('libusb').auto() or have_system 1438 libusb = dependency('libusb-1.0', required: get_option('libusb'), 1439 version: '>=1.0.13', method: 'pkg-config', 1440 kwargs: static_kwargs) 1441endif 1442 1443libpmem = not_found 1444if not get_option('libpmem').auto() or have_system 1445 libpmem = dependency('libpmem', required: get_option('libpmem'), 1446 method: 'pkg-config', kwargs: static_kwargs) 1447endif 1448libdaxctl = not_found 1449if not get_option('libdaxctl').auto() or have_system 1450 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'), 1451 version: '>=57', method: 'pkg-config', 1452 kwargs: static_kwargs) 1453endif 1454tasn1 = not_found 1455if gnutls.found() 1456 tasn1 = dependency('libtasn1', 1457 method: 'pkg-config', 1458 kwargs: static_kwargs) 1459endif 1460keyutils = dependency('libkeyutils', required: false, 1461 method: 'pkg-config', kwargs: static_kwargs) 1462 1463has_gettid = cc.has_function('gettid') 1464 1465# libselinux 1466selinux = dependency('libselinux', 1467 required: get_option('selinux'), 1468 method: 'pkg-config', kwargs: static_kwargs) 1469 1470# Malloc tests 1471 1472malloc = [] 1473if get_option('malloc') == 'system' 1474 has_malloc_trim = \ 1475 get_option('malloc_trim').allowed() and \ 1476 cc.links('''#include <malloc.h> 1477 int main(void) { malloc_trim(0); return 0; }''') 1478else 1479 has_malloc_trim = false 1480 malloc = cc.find_library(get_option('malloc'), required: true) 1481endif 1482if not has_malloc_trim and get_option('malloc_trim').enabled() 1483 if get_option('malloc') == 'system' 1484 error('malloc_trim not available on this platform.') 1485 else 1486 error('malloc_trim not available with non-libc memory allocator') 1487 endif 1488endif 1489 1490# Check whether the glibc provides statx() 1491 1492gnu_source_prefix = ''' 1493 #ifndef _GNU_SOURCE 1494 #define _GNU_SOURCE 1495 #endif 1496''' 1497statx_test = gnu_source_prefix + ''' 1498 #include <sys/stat.h> 1499 int main(void) { 1500 struct statx statxbuf; 1501 statx(0, "", 0, STATX_BASIC_STATS, &statxbuf); 1502 return 0; 1503 }''' 1504 1505has_statx = cc.links(statx_test) 1506 1507# Check whether statx() provides mount ID information 1508 1509statx_mnt_id_test = gnu_source_prefix + ''' 1510 #include <sys/stat.h> 1511 int main(void) { 1512 struct statx statxbuf; 1513 statx(0, "", 0, STATX_BASIC_STATS | STATX_MNT_ID, &statxbuf); 1514 return statxbuf.stx_mnt_id; 1515 }''' 1516 1517has_statx_mnt_id = cc.links(statx_mnt_id_test) 1518 1519have_vhost_user_blk_server = get_option('vhost_user_blk_server') \ 1520 .require(targetos == 'linux', 1521 error_message: 'vhost_user_blk_server requires linux') \ 1522 .require(have_vhost_user, 1523 error_message: 'vhost_user_blk_server requires vhost-user support') \ 1524 .disable_auto_if(not have_tools and not have_system) \ 1525 .allowed() 1526 1527if get_option('fuse').disabled() and get_option('fuse_lseek').enabled() 1528 error('Cannot enable fuse-lseek while fuse is disabled') 1529endif 1530 1531fuse = dependency('fuse3', required: get_option('fuse'), 1532 version: '>=3.1', method: 'pkg-config', 1533 kwargs: static_kwargs) 1534 1535fuse_lseek = not_found 1536if get_option('fuse_lseek').allowed() 1537 if fuse.version().version_compare('>=3.8') 1538 # Dummy dependency 1539 fuse_lseek = declare_dependency() 1540 elif get_option('fuse_lseek').enabled() 1541 if fuse.found() 1542 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version()) 1543 else 1544 error('fuse-lseek requires libfuse, which was not found') 1545 endif 1546 endif 1547endif 1548 1549have_libvduse = (targetos == 'linux') 1550if get_option('libvduse').enabled() 1551 if targetos != 'linux' 1552 error('libvduse requires linux') 1553 endif 1554elif get_option('libvduse').disabled() 1555 have_libvduse = false 1556endif 1557 1558have_vduse_blk_export = (have_libvduse and targetos == 'linux') 1559if get_option('vduse_blk_export').enabled() 1560 if targetos != 'linux' 1561 error('vduse_blk_export requires linux') 1562 elif not have_libvduse 1563 error('vduse_blk_export requires libvduse support') 1564 endif 1565elif get_option('vduse_blk_export').disabled() 1566 have_vduse_blk_export = false 1567endif 1568 1569# libbpf 1570libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config') 1571if libbpf.found() and not cc.links(''' 1572 #include <bpf/libbpf.h> 1573 int main(void) 1574 { 1575 bpf_object__destroy_skeleton(NULL); 1576 return 0; 1577 }''', dependencies: libbpf) 1578 libbpf = not_found 1579 if get_option('bpf').enabled() 1580 error('libbpf skeleton test failed') 1581 else 1582 warning('libbpf skeleton test failed, disabling') 1583 endif 1584endif 1585 1586################# 1587# config-host.h # 1588################# 1589 1590audio_drivers_selected = [] 1591if have_system 1592 audio_drivers_available = { 1593 'alsa': alsa.found(), 1594 'coreaudio': coreaudio.found(), 1595 'dsound': dsound.found(), 1596 'jack': jack.found(), 1597 'oss': oss.found(), 1598 'pa': pulse.found(), 1599 'sdl': sdl.found(), 1600 } 1601 foreach k, v: audio_drivers_available 1602 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v) 1603 endforeach 1604 1605 # Default to native drivers first, OSS second, SDL third 1606 audio_drivers_priority = \ 1607 [ 'pa', 'coreaudio', 'dsound', 'oss' ] + \ 1608 (targetos == 'linux' ? [] : [ 'sdl' ]) 1609 audio_drivers_default = [] 1610 foreach k: audio_drivers_priority 1611 if audio_drivers_available[k] 1612 audio_drivers_default += k 1613 endif 1614 endforeach 1615 1616 foreach k: get_option('audio_drv_list') 1617 if k == 'default' 1618 audio_drivers_selected += audio_drivers_default 1619 elif not audio_drivers_available[k] 1620 error('Audio driver "@0@" not available.'.format(k)) 1621 else 1622 audio_drivers_selected += k 1623 endif 1624 endforeach 1625endif 1626config_host_data.set('CONFIG_AUDIO_DRIVERS', 1627 '"' + '", "'.join(audio_drivers_selected) + '", ') 1628 1629if get_option('cfi') 1630 cfi_flags=[] 1631 # Check for dependency on LTO 1632 if not get_option('b_lto') 1633 error('Selected Control-Flow Integrity but LTO is disabled') 1634 endif 1635 if config_host.has_key('CONFIG_MODULES') 1636 error('Selected Control-Flow Integrity is not compatible with modules') 1637 endif 1638 # Check for cfi flags. CFI requires LTO so we can't use 1639 # get_supported_arguments, but need a more complex "compiles" which allows 1640 # custom arguments 1641 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall', 1642 args: ['-flto', '-fsanitize=cfi-icall'] ) 1643 cfi_flags += '-fsanitize=cfi-icall' 1644 else 1645 error('-fsanitize=cfi-icall is not supported by the compiler') 1646 endif 1647 if cc.compiles('int main () { return 0; }', 1648 name: '-fsanitize-cfi-icall-generalize-pointers', 1649 args: ['-flto', '-fsanitize=cfi-icall', 1650 '-fsanitize-cfi-icall-generalize-pointers'] ) 1651 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers' 1652 else 1653 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler') 1654 endif 1655 if get_option('cfi_debug') 1656 if cc.compiles('int main () { return 0; }', 1657 name: '-fno-sanitize-trap=cfi-icall', 1658 args: ['-flto', '-fsanitize=cfi-icall', 1659 '-fno-sanitize-trap=cfi-icall'] ) 1660 cfi_flags += '-fno-sanitize-trap=cfi-icall' 1661 else 1662 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler') 1663 endif 1664 endif 1665 add_global_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc']) 1666 add_global_link_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc']) 1667endif 1668 1669have_host_block_device = (targetos != 'darwin' or 1670 cc.has_header('IOKit/storage/IOMedia.h')) 1671 1672# FIXME enable_modules shouldn't be necessary, but: https://github.com/mesonbuild/meson/issues/8333 1673dbus_display = get_option('dbus_display') \ 1674 .require(gio.version().version_compare('>=2.64'), 1675 error_message: '-display dbus requires glib>=2.64') \ 1676 .require(enable_modules, 1677 error_message: '-display dbus requires --enable-modules') \ 1678 .require(gdbus_codegen.found(), 1679 error_message: '-display dbus requires gdbus-codegen') \ 1680 .require(opengl.found() and gbm.found(), 1681 error_message: '-display dbus requires epoxy/egl and gbm') \ 1682 .allowed() 1683 1684have_virtfs = get_option('virtfs') \ 1685 .require(targetos == 'linux' or targetos == 'darwin', 1686 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \ 1687 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'), 1688 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \ 1689 .require(targetos == 'darwin' or (libattr.found() and libcap_ng.found()), 1690 error_message: 'virtio-9p (virtfs) on Linux requires libcap-ng-devel and libattr-devel') \ 1691 .disable_auto_if(not have_tools and not have_system) \ 1692 .allowed() 1693 1694have_virtfs_proxy_helper = targetos != 'darwin' and have_virtfs and have_tools 1695 1696if get_option('block_drv_ro_whitelist') == '' 1697 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '') 1698else 1699 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', 1700 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ') 1701endif 1702if get_option('block_drv_rw_whitelist') == '' 1703 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '') 1704else 1705 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', 1706 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ') 1707endif 1708 1709foreach k : get_option('trace_backends') 1710 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true) 1711endforeach 1712config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file')) 1713config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority')) 1714if iasl.found() 1715 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path()) 1716endif 1717config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir')) 1718config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix')) 1719config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir) 1720config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir) 1721config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir) 1722 1723qemu_firmwarepath = '' 1724foreach k : get_option('qemu_firmwarepath') 1725 qemu_firmwarepath += '"' + get_option('prefix') / k + '", ' 1726endforeach 1727config_host_data.set('CONFIG_QEMU_FIRMWAREPATH', qemu_firmwarepath) 1728 1729config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir')) 1730config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir) 1731config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir')) 1732config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir')) 1733config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir) 1734config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir')) 1735 1736if config_host.has_key('CONFIG_MODULES') 1737 config_host_data.set('CONFIG_STAMP', run_command( 1738 meson.current_source_dir() / 'scripts/qemu-stamp.py', 1739 meson.project_version(), get_option('pkgversion'), '--', 1740 meson.current_source_dir() / 'configure', 1741 capture: true, check: true).stdout().strip()) 1742endif 1743 1744have_slirp_smbd = get_option('slirp_smbd') \ 1745 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \ 1746 .allowed() 1747if have_slirp_smbd 1748 smbd_path = get_option('smbd') 1749 if smbd_path == '' 1750 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd') 1751 endif 1752 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path) 1753endif 1754 1755config_host_data.set('HOST_' + host_arch.to_upper(), 1) 1756 1757if get_option('module_upgrades') and not enable_modules 1758 error('Cannot enable module-upgrades as modules are not enabled') 1759endif 1760config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades')) 1761 1762config_host_data.set('CONFIG_ATTR', libattr.found()) 1763config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools')) 1764config_host_data.set('CONFIG_BRLAPI', brlapi.found()) 1765config_host_data.set('CONFIG_COCOA', cocoa.found()) 1766config_host_data.set('CONFIG_FUZZ', get_option('fuzzing')) 1767config_host_data.set('CONFIG_GCOV', get_option('b_coverage')) 1768config_host_data.set('CONFIG_LIBUDEV', libudev.found()) 1769config_host_data.set('CONFIG_LZO', lzo.found()) 1770config_host_data.set('CONFIG_MPATH', mpathpersist.found()) 1771config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api) 1772config_host_data.set('CONFIG_CURL', curl.found()) 1773config_host_data.set('CONFIG_CURSES', curses.found()) 1774config_host_data.set('CONFIG_GBM', gbm.found()) 1775config_host_data.set('CONFIG_GIO', gio.found()) 1776config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found()) 1777if glusterfs.found() 1778 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4')) 1779 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5')) 1780 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6')) 1781 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6')) 1782 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat) 1783 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat) 1784endif 1785config_host_data.set('CONFIG_GTK', gtk.found()) 1786config_host_data.set('CONFIG_VTE', vte.found()) 1787config_host_data.set('CONFIG_LIBATTR', have_old_libattr) 1788config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found()) 1789config_host_data.set('CONFIG_EBPF', libbpf.found()) 1790config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found()) 1791config_host_data.set('CONFIG_LIBISCSI', libiscsi.found()) 1792config_host_data.set('CONFIG_LIBNFS', libnfs.found()) 1793config_host_data.set('CONFIG_LIBSSH', libssh.found()) 1794config_host_data.set('CONFIG_LINUX_AIO', libaio.found()) 1795config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found()) 1796config_host_data.set('CONFIG_LIBURING_REGISTER_RING_FD', cc.has_function('io_uring_register_ring_fd', prefix: '#include <liburing.h>', dependencies:linux_io_uring)) 1797config_host_data.set('CONFIG_LIBPMEM', libpmem.found()) 1798config_host_data.set('CONFIG_NUMA', numa.found()) 1799config_host_data.set('CONFIG_OPENGL', opengl.found()) 1800config_host_data.set('CONFIG_PROFILER', get_option('profiler')) 1801config_host_data.set('CONFIG_RBD', rbd.found()) 1802config_host_data.set('CONFIG_RDMA', rdma.found()) 1803config_host_data.set('CONFIG_SDL', sdl.found()) 1804config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found()) 1805config_host_data.set('CONFIG_SECCOMP', seccomp.found()) 1806config_host_data.set('CONFIG_SNAPPY', snappy.found()) 1807config_host_data.set('CONFIG_TPM', have_tpm) 1808config_host_data.set('CONFIG_USB_LIBUSB', libusb.found()) 1809config_host_data.set('CONFIG_VDE', vde.found()) 1810config_host_data.set('CONFIG_VHOST_NET', have_vhost_net) 1811config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user) 1812config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa) 1813config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel) 1814config_host_data.set('CONFIG_VHOST_USER', have_vhost_user) 1815config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto) 1816config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa) 1817config_host_data.set('CONFIG_VMNET', vmnet.found()) 1818config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server) 1819config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export) 1820config_host_data.set('CONFIG_PNG', png.found()) 1821config_host_data.set('CONFIG_VNC', vnc.found()) 1822config_host_data.set('CONFIG_VNC_JPEG', jpeg.found()) 1823config_host_data.set('CONFIG_VNC_SASL', sasl.found()) 1824config_host_data.set('CONFIG_VIRTFS', have_virtfs) 1825config_host_data.set('CONFIG_VTE', vte.found()) 1826config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found()) 1827config_host_data.set('CONFIG_KEYUTILS', keyutils.found()) 1828config_host_data.set('CONFIG_GETTID', has_gettid) 1829config_host_data.set('CONFIG_GNUTLS', gnutls.found()) 1830config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found()) 1831config_host_data.set('CONFIG_TASN1', tasn1.found()) 1832config_host_data.set('CONFIG_GCRYPT', gcrypt.found()) 1833config_host_data.set('CONFIG_NETTLE', nettle.found()) 1834config_host_data.set('CONFIG_HOGWEED', hogweed.found()) 1835config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private') 1836config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim) 1837config_host_data.set('CONFIG_STATX', has_statx) 1838config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id) 1839config_host_data.set('CONFIG_ZSTD', zstd.found()) 1840config_host_data.set('CONFIG_FUSE', fuse.found()) 1841config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found()) 1842config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found()) 1843if spice_protocol.found() 1844config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0]) 1845config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1]) 1846config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2]) 1847endif 1848config_host_data.set('CONFIG_SPICE', spice.found()) 1849config_host_data.set('CONFIG_X11', x11.found()) 1850config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display) 1851config_host_data.set('CONFIG_CFI', get_option('cfi')) 1852config_host_data.set('CONFIG_SELINUX', selinux.found()) 1853config_host_data.set('CONFIG_XEN_BACKEND', xen.found()) 1854if xen.found() 1855 # protect from xen.version() having less than three components 1856 xen_version = xen.version().split('.') + ['0', '0'] 1857 xen_ctrl_version = xen_version[0] + \ 1858 ('0' + xen_version[1]).substring(-2) + \ 1859 ('0' + xen_version[2]).substring(-2) 1860 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version) 1861endif 1862config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version())) 1863config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0]) 1864config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1]) 1865config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2]) 1866 1867config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf) 1868config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device) 1869 1870have_coroutine_pool = get_option('coroutine_pool') 1871if get_option('debug_stack_usage') and have_coroutine_pool 1872 message('Disabling coroutine pool to measure stack usage') 1873 have_coroutine_pool = false 1874endif 1875config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool) 1876config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex')) 1877config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage')) 1878config_host_data.set('CONFIG_GPROF', get_option('gprof')) 1879config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed()) 1880config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug')) 1881config_host_data.set('CONFIG_REPLICATION', get_option('live_block_migration').allowed()) 1882 1883# has_header 1884config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h')) 1885config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h')) 1886config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h')) 1887config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h')) 1888config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h')) 1889config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h')) 1890config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h')) 1891config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h')) 1892config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h')) 1893 1894# has_function 1895config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4')) 1896config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime')) 1897config_host_data.set('CONFIG_DUP3', cc.has_function('dup3')) 1898config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate')) 1899config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate')) 1900# Note that we need to specify prefix: here to avoid incorrectly 1901# thinking that Windows has posix_memalign() 1902config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>')) 1903config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc')) 1904config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc')) 1905config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign')) 1906config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll')) 1907config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>')) 1908config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np')) 1909config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile')) 1910config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare')) 1911config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs')) 1912config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range')) 1913config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create')) 1914config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range')) 1915config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs')) 1916config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util)) 1917config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul')) 1918config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>')) 1919if rbd.found() 1920 config_host_data.set('HAVE_RBD_NAMESPACE_EXISTS', 1921 cc.has_function('rbd_namespace_exists', 1922 dependencies: rbd, 1923 prefix: '#include <rbd/librbd.h>')) 1924endif 1925if rdma.found() 1926 config_host_data.set('HAVE_IBV_ADVISE_MR', 1927 cc.has_function('ibv_advise_mr', 1928 dependencies: rdma, 1929 prefix: '#include <infiniband/verbs.h>')) 1930endif 1931 1932# has_header_symbol 1933config_host_data.set('CONFIG_BYTESWAP_H', 1934 cc.has_header_symbol('byteswap.h', 'bswap_32')) 1935config_host_data.set('CONFIG_EPOLL_CREATE1', 1936 cc.has_header_symbol('sys/epoll.h', 'epoll_create1')) 1937config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE', 1938 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and 1939 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE')) 1940config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE', 1941 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE')) 1942config_host_data.set('CONFIG_FIEMAP', 1943 cc.has_header('linux/fiemap.h') and 1944 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP')) 1945config_host_data.set('CONFIG_GETRANDOM', 1946 cc.has_function('getrandom') and 1947 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK')) 1948config_host_data.set('CONFIG_INOTIFY', 1949 cc.has_header_symbol('sys/inotify.h', 'inotify_init')) 1950config_host_data.set('CONFIG_INOTIFY1', 1951 cc.has_header_symbol('sys/inotify.h', 'inotify_init1')) 1952config_host_data.set('CONFIG_MACHINE_BSWAP_H', 1953 cc.has_header_symbol('machine/bswap.h', 'bswap32', 1954 prefix: '''#include <sys/endian.h> 1955 #include <sys/types.h>''')) 1956config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK', 1957 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK')) 1958config_host_data.set('CONFIG_RTNETLINK', 1959 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN')) 1960config_host_data.set('CONFIG_SYSMACROS', 1961 cc.has_header_symbol('sys/sysmacros.h', 'makedev')) 1962config_host_data.set('HAVE_OPTRESET', 1963 cc.has_header_symbol('getopt.h', 'optreset')) 1964config_host_data.set('HAVE_IPPROTO_MPTCP', 1965 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP')) 1966config_host_data.set('HAVE_SYS_MOUNT_FSCONFIG', 1967 cc.has_header_symbol('sys/mount.h', 'FSCONFIG_SET_FLAG')) 1968 1969# has_member 1970config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID', 1971 cc.has_member('struct sigevent', 'sigev_notify_thread_id', 1972 prefix: '#include <signal.h>')) 1973config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM', 1974 cc.has_member('struct stat', 'st_atim', 1975 prefix: '#include <sys/stat.h>')) 1976 1977# has_type 1978config_host_data.set('CONFIG_IOVEC', 1979 cc.has_type('struct iovec', 1980 prefix: '#include <sys/uio.h>')) 1981config_host_data.set('HAVE_UTMPX', 1982 cc.has_type('struct utmpx', 1983 prefix: '#include <utmpx.h>')) 1984 1985config_host_data.set('CONFIG_EVENTFD', cc.links(''' 1986 #include <sys/eventfd.h> 1987 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }''')) 1988config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + ''' 1989 #include <unistd.h> 1990 int main(void) { 1991 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0 1992 return fdatasync(0); 1993 #else 1994 #error Not supported 1995 #endif 1996 }''')) 1997 1998has_madvise = cc.links(gnu_source_prefix + ''' 1999 #include <sys/types.h> 2000 #include <sys/mman.h> 2001 #include <stddef.h> 2002 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''') 2003missing_madvise_proto = false 2004if has_madvise 2005 # Some platforms (illumos and Solaris before Solaris 11) provide madvise() 2006 # but forget to prototype it. In this case, has_madvise will be true (the 2007 # test program links despite a compile warning). To detect the 2008 # missing-prototype case, we try again with a definitely-bogus prototype. 2009 # This will only compile if the system headers don't provide the prototype; 2010 # otherwise the conflicting prototypes will cause a compiler error. 2011 missing_madvise_proto = cc.links(gnu_source_prefix + ''' 2012 #include <sys/types.h> 2013 #include <sys/mman.h> 2014 #include <stddef.h> 2015 extern int madvise(int); 2016 int main(void) { return madvise(0); }''') 2017endif 2018config_host_data.set('CONFIG_MADVISE', has_madvise) 2019config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto) 2020 2021config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + ''' 2022 #include <sys/mman.h> 2023 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }''')) 2024config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + ''' 2025 #include <fcntl.h> 2026 #if !defined(AT_EMPTY_PATH) 2027 # error missing definition 2028 #else 2029 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); } 2030 #endif''')) 2031config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + ''' 2032 #include <sys/mman.h> 2033 #include <stddef.h> 2034 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }''')) 2035 2036config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + ''' 2037 #include <pthread.h> 2038 2039 static void *f(void *p) { return NULL; } 2040 int main(void) 2041 { 2042 pthread_t thread; 2043 pthread_create(&thread, 0, f, 0); 2044 pthread_setname_np(thread, "QEMU"); 2045 return 0; 2046 }''', dependencies: threads)) 2047config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + ''' 2048 #include <pthread.h> 2049 2050 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; } 2051 int main(void) 2052 { 2053 pthread_t thread; 2054 pthread_create(&thread, 0, f, 0); 2055 return 0; 2056 }''', dependencies: threads)) 2057config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + ''' 2058 #include <pthread.h> 2059 #include <time.h> 2060 2061 int main(void) 2062 { 2063 pthread_condattr_t attr 2064 pthread_condattr_init(&attr); 2065 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC); 2066 return 0; 2067 }''', dependencies: threads)) 2068 2069config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + ''' 2070 #include <sys/signalfd.h> 2071 #include <stddef.h> 2072 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }''')) 2073config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + ''' 2074 #include <unistd.h> 2075 #include <fcntl.h> 2076 #include <limits.h> 2077 2078 int main(void) 2079 { 2080 int len, fd = 0; 2081 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK); 2082 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE); 2083 return 0; 2084 }''')) 2085 2086config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + ''' 2087 #include <sys/mman.h> 2088 int main(int argc, char *argv[]) { 2089 return mlockall(MCL_FUTURE); 2090 }''')) 2091 2092have_l2tpv3 = false 2093if get_option('l2tpv3').allowed() and have_system 2094 have_l2tpv3 = cc.has_type('struct mmsghdr', 2095 prefix: gnu_source_prefix + ''' 2096 #include <sys/socket.h> 2097 #include <linux/ip.h>''') 2098endif 2099config_host_data.set('CONFIG_L2TPV3', have_l2tpv3) 2100 2101have_netmap = false 2102if get_option('netmap').allowed() and have_system 2103 have_netmap = cc.compiles(''' 2104 #include <inttypes.h> 2105 #include <net/if.h> 2106 #include <net/netmap.h> 2107 #include <net/netmap_user.h> 2108 #if (NETMAP_API < 11) || (NETMAP_API > 15) 2109 #error 2110 #endif 2111 int main(void) { return 0; }''') 2112 if not have_netmap and get_option('netmap').enabled() 2113 error('Netmap headers not available') 2114 endif 2115endif 2116config_host_data.set('CONFIG_NETMAP', have_netmap) 2117 2118# Work around a system header bug with some kernel/XFS header 2119# versions where they both try to define 'struct fsxattr': 2120# xfs headers will not try to redefine structs from linux headers 2121# if this macro is set. 2122config_host_data.set('HAVE_FSXATTR', cc.links(''' 2123 #include <linux/fs.h> 2124 struct fsxattr foo; 2125 int main(void) { 2126 return 0; 2127 }''')) 2128 2129# Some versions of Mac OS X incorrectly define SIZE_MAX 2130config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles(''' 2131 #include <stdint.h> 2132 #include <stdio.h> 2133 int main(int argc, char *argv[]) { 2134 return printf("%zu", SIZE_MAX); 2135 }''', args: ['-Werror'])) 2136 2137atomic_test = ''' 2138 #include <stdint.h> 2139 int main(void) 2140 { 2141 @0@ x = 0, y = 0; 2142 y = __atomic_load_n(&x, __ATOMIC_RELAXED); 2143 __atomic_store_n(&x, y, __ATOMIC_RELAXED); 2144 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED); 2145 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED); 2146 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED); 2147 return 0; 2148 }''' 2149 2150# See if 64-bit atomic operations are supported. 2151# Note that without __atomic builtins, we can only 2152# assume atomic loads/stores max at pointer size. 2153config_host_data.set('CONFIG_ATOMIC64', cc.links(atomic_test.format('uint64_t'))) 2154 2155has_int128 = cc.links(''' 2156 __int128_t a; 2157 __uint128_t b; 2158 int main (void) { 2159 a = a + b; 2160 b = a * b; 2161 a = a * a; 2162 return 0; 2163 }''') 2164 2165config_host_data.set('CONFIG_INT128', has_int128) 2166 2167if has_int128 2168 # "do we have 128-bit atomics which are handled inline and specifically not 2169 # via libatomic". The reason we can't use libatomic is documented in the 2170 # comment starting "GCC is a house divided" in include/qemu/atomic128.h. 2171 has_atomic128 = cc.links(atomic_test.format('unsigned __int128')) 2172 2173 config_host_data.set('CONFIG_ATOMIC128', has_atomic128) 2174 2175 if not has_atomic128 2176 has_cmpxchg128 = cc.links(''' 2177 int main(void) 2178 { 2179 unsigned __int128 x = 0, y = 0; 2180 __sync_val_compare_and_swap_16(&x, y, x); 2181 return 0; 2182 } 2183 ''') 2184 2185 config_host_data.set('CONFIG_CMPXCHG128', has_cmpxchg128) 2186 endif 2187endif 2188 2189config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + ''' 2190 #include <sys/auxv.h> 2191 int main(void) { 2192 return getauxval(AT_HWCAP) == 0; 2193 }''')) 2194 2195config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles(''' 2196 #include <linux/usbdevice_fs.h> 2197 2198 #ifndef USBDEVFS_GET_CAPABILITIES 2199 #error "USBDEVFS_GET_CAPABILITIES undefined" 2200 #endif 2201 2202 #ifndef USBDEVFS_DISCONNECT_CLAIM 2203 #error "USBDEVFS_DISCONNECT_CLAIM undefined" 2204 #endif 2205 2206 int main(void) { return 0; }''')) 2207 2208have_keyring = get_option('keyring') \ 2209 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \ 2210 .require(cc.compiles(''' 2211 #include <errno.h> 2212 #include <asm/unistd.h> 2213 #include <linux/keyctl.h> 2214 #include <sys/syscall.h> 2215 #include <unistd.h> 2216 int main(void) { 2217 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0); 2218 }'''), error_message: 'keyctl syscall not available on this system').allowed() 2219config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring) 2220 2221have_cpuid_h = cc.links(''' 2222 #include <cpuid.h> 2223 int main(void) { 2224 unsigned a, b, c, d; 2225 unsigned max = __get_cpuid_max(0, 0); 2226 2227 if (max >= 1) { 2228 __cpuid(1, a, b, c, d); 2229 } 2230 2231 if (max >= 7) { 2232 __cpuid_count(7, 0, a, b, c, d); 2233 } 2234 2235 return 0; 2236 }''') 2237config_host_data.set('CONFIG_CPUID_H', have_cpuid_h) 2238 2239config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \ 2240 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \ 2241 .require(cc.links(''' 2242 #pragma GCC push_options 2243 #pragma GCC target("avx2") 2244 #include <cpuid.h> 2245 #include <immintrin.h> 2246 static int bar(void *a) { 2247 __m256i x = *(__m256i *)a; 2248 return _mm256_testz_si256(x, x); 2249 } 2250 int main(int argc, char *argv[]) { return bar(argv[0]); } 2251 '''), error_message: 'AVX2 not available').allowed()) 2252 2253config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \ 2254 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \ 2255 .require(cc.links(''' 2256 #pragma GCC push_options 2257 #pragma GCC target("avx512f") 2258 #include <cpuid.h> 2259 #include <immintrin.h> 2260 static int bar(void *a) { 2261 __m512i x = *(__m512i *)a; 2262 return _mm512_test_epi64_mask(x, x); 2263 } 2264 int main(int argc, char *argv[]) { return bar(argv[0]); } 2265 '''), error_message: 'AVX512F not available').allowed()) 2266 2267have_pvrdma = get_option('pvrdma') \ 2268 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \ 2269 .require(cc.compiles(gnu_source_prefix + ''' 2270 #include <sys/mman.h> 2271 int main(void) 2272 { 2273 char buf = 0; 2274 void *addr = &buf; 2275 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED); 2276 2277 return 0; 2278 }'''), error_message: 'PVRDMA requires mremap').allowed() 2279 2280if have_pvrdma 2281 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links(''' 2282 #include <infiniband/verbs.h> 2283 int main(void) 2284 { 2285 struct ibv_mr *mr; 2286 struct ibv_pd *pd = NULL; 2287 size_t length = 10; 2288 uint64_t iova = 0; 2289 int access = 0; 2290 void *addr = NULL; 2291 2292 mr = ibv_reg_mr_iova(pd, addr, length, iova, access); 2293 ibv_dereg_mr(mr); 2294 return 0; 2295 }''')) 2296endif 2297 2298if get_option('membarrier').disabled() 2299 have_membarrier = false 2300elif targetos == 'windows' 2301 have_membarrier = true 2302elif targetos == 'linux' 2303 have_membarrier = cc.compiles(''' 2304 #include <linux/membarrier.h> 2305 #include <sys/syscall.h> 2306 #include <unistd.h> 2307 #include <stdlib.h> 2308 int main(void) { 2309 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0); 2310 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0); 2311 exit(0); 2312 }''') 2313endif 2314config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \ 2315 .require(have_membarrier, error_message: 'membarrier system call not available') \ 2316 .allowed()) 2317 2318have_afalg = get_option('crypto_afalg') \ 2319 .require(cc.compiles(gnu_source_prefix + ''' 2320 #include <errno.h> 2321 #include <sys/types.h> 2322 #include <sys/socket.h> 2323 #include <linux/if_alg.h> 2324 int main(void) { 2325 int sock; 2326 sock = socket(AF_ALG, SOCK_SEQPACKET, 0); 2327 return sock; 2328 } 2329 '''), error_message: 'AF_ALG requested but could not be detected').allowed() 2330config_host_data.set('CONFIG_AF_ALG', have_afalg) 2331 2332config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol( 2333 'linux/vm_sockets.h', 'AF_VSOCK', 2334 prefix: '#include <sys/socket.h>', 2335)) 2336 2337have_vss = false 2338have_vss_sdk = false # old xp/2003 SDK 2339if targetos == 'windows' and link_language == 'cpp' 2340 have_vss = cxx.compiles(''' 2341 #define __MIDL_user_allocate_free_DEFINED__ 2342 #include <vss.h> 2343 int main(void) { return VSS_CTX_BACKUP; }''') 2344 have_vss_sdk = cxx.has_header('vscoordint.h') 2345endif 2346config_host_data.set('HAVE_VSS_SDK', have_vss_sdk) 2347 2348foreach k, v: config_host 2349 if k.startswith('CONFIG_') 2350 config_host_data.set(k, v == 'y' ? 1 : v) 2351 endif 2352endforeach 2353 2354# Older versions of MinGW do not import _lock_file and _unlock_file properly. 2355# This was fixed for v6.0.0 with commit b48e3ac8969d. 2356if targetos == 'windows' 2357 config_host_data.set('HAVE__LOCK_FILE', cc.links(''' 2358 #include <stdio.h> 2359 int main(void) { 2360 _lock_file(NULL); 2361 _unlock_file(NULL); 2362 return 0; 2363 }''', name: '_lock_file and _unlock_file')) 2364endif 2365 2366######################## 2367# Target configuration # 2368######################## 2369 2370minikconf = find_program('scripts/minikconf.py') 2371config_all = {} 2372config_all_devices = {} 2373config_all_disas = {} 2374config_devices_mak_list = [] 2375config_devices_h = {} 2376config_target_h = {} 2377config_target_mak = {} 2378 2379disassemblers = { 2380 'alpha' : ['CONFIG_ALPHA_DIS'], 2381 'avr' : ['CONFIG_AVR_DIS'], 2382 'cris' : ['CONFIG_CRIS_DIS'], 2383 'hexagon' : ['CONFIG_HEXAGON_DIS'], 2384 'hppa' : ['CONFIG_HPPA_DIS'], 2385 'i386' : ['CONFIG_I386_DIS'], 2386 'x86_64' : ['CONFIG_I386_DIS'], 2387 'm68k' : ['CONFIG_M68K_DIS'], 2388 'microblaze' : ['CONFIG_MICROBLAZE_DIS'], 2389 'mips' : ['CONFIG_MIPS_DIS'], 2390 'nios2' : ['CONFIG_NIOS2_DIS'], 2391 'or1k' : ['CONFIG_OPENRISC_DIS'], 2392 'ppc' : ['CONFIG_PPC_DIS'], 2393 'riscv' : ['CONFIG_RISCV_DIS'], 2394 'rx' : ['CONFIG_RX_DIS'], 2395 's390' : ['CONFIG_S390_DIS'], 2396 'sh4' : ['CONFIG_SH4_DIS'], 2397 'sparc' : ['CONFIG_SPARC_DIS'], 2398 'xtensa' : ['CONFIG_XTENSA_DIS'], 2399 'loongarch' : ['CONFIG_LOONGARCH_DIS'], 2400} 2401if link_language == 'cpp' 2402 disassemblers += { 2403 'mips' : [ 'CONFIG_MIPS_DIS', 'CONFIG_NANOMIPS_DIS'], 2404 } 2405endif 2406 2407have_ivshmem = config_host_data.get('CONFIG_EVENTFD') 2408host_kconfig = \ 2409 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \ 2410 (have_tpm ? ['CONFIG_TPM=y'] : []) + \ 2411 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \ 2412 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \ 2413 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \ 2414 (x11.found() ? ['CONFIG_X11=y'] : []) + \ 2415 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \ 2416 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \ 2417 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \ 2418 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \ 2419 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \ 2420 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \ 2421 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \ 2422 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : []) 2423 2424ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ] 2425 2426default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host 2427actual_target_dirs = [] 2428fdt_required = [] 2429foreach target : target_dirs 2430 config_target = { 'TARGET_NAME': target.split('-')[0] } 2431 if target.endswith('linux-user') 2432 if targetos != 'linux' 2433 if default_targets 2434 continue 2435 endif 2436 error('Target @0@ is only available on a Linux host'.format(target)) 2437 endif 2438 config_target += { 'CONFIG_LINUX_USER': 'y' } 2439 elif target.endswith('bsd-user') 2440 if 'CONFIG_BSD' not in config_host 2441 if default_targets 2442 continue 2443 endif 2444 error('Target @0@ is only available on a BSD host'.format(target)) 2445 endif 2446 config_target += { 'CONFIG_BSD_USER': 'y' } 2447 elif target.endswith('softmmu') 2448 config_target += { 'CONFIG_SOFTMMU': 'y' } 2449 endif 2450 if target.endswith('-user') 2451 config_target += { 2452 'CONFIG_USER_ONLY': 'y', 2453 'CONFIG_QEMU_INTERP_PREFIX': 2454 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME']) 2455 } 2456 endif 2457 2458 accel_kconfig = [] 2459 foreach sym: accelerators 2460 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, []) 2461 config_target += { sym: 'y' } 2462 config_all += { sym: 'y' } 2463 if sym == 'CONFIG_TCG' and tcg_arch == 'tci' 2464 config_target += { 'CONFIG_TCG_INTERPRETER': 'y' } 2465 endif 2466 if target in modular_tcg 2467 config_target += { 'CONFIG_TCG_MODULAR': 'y' } 2468 else 2469 config_target += { 'CONFIG_TCG_BUILTIN': 'y' } 2470 endif 2471 accel_kconfig += [ sym + '=y' ] 2472 endif 2473 endforeach 2474 if accel_kconfig.length() == 0 2475 if default_targets 2476 continue 2477 endif 2478 error('No accelerator available for target @0@'.format(target)) 2479 endif 2480 2481 actual_target_dirs += target 2482 config_target += keyval.load('configs/targets' / target + '.mak') 2483 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' } 2484 2485 if 'TARGET_NEED_FDT' in config_target 2486 fdt_required += target 2487 endif 2488 2489 # Add default keys 2490 if 'TARGET_BASE_ARCH' not in config_target 2491 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']} 2492 endif 2493 if 'TARGET_ABI_DIR' not in config_target 2494 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']} 2495 endif 2496 if 'TARGET_BIG_ENDIAN' not in config_target 2497 config_target += {'TARGET_BIG_ENDIAN': 'n'} 2498 endif 2499 2500 foreach k, v: disassemblers 2501 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k) 2502 foreach sym: v 2503 config_target += { sym: 'y' } 2504 config_all_disas += { sym: 'y' } 2505 endforeach 2506 endif 2507 endforeach 2508 2509 config_target_data = configuration_data() 2510 foreach k, v: config_target 2511 if not k.startswith('TARGET_') and not k.startswith('CONFIG_') 2512 # do nothing 2513 elif ignored.contains(k) 2514 # do nothing 2515 elif k == 'TARGET_BASE_ARCH' 2516 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is 2517 # not used to select files from sourcesets. 2518 config_target_data.set('TARGET_' + v.to_upper(), 1) 2519 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX' 2520 config_target_data.set_quoted(k, v) 2521 elif v == 'y' 2522 config_target_data.set(k, 1) 2523 elif v == 'n' 2524 config_target_data.set(k, 0) 2525 else 2526 config_target_data.set(k, v) 2527 endif 2528 endforeach 2529 config_target_data.set('QEMU_ARCH', 2530 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper()) 2531 config_target_h += {target: configure_file(output: target + '-config-target.h', 2532 configuration: config_target_data)} 2533 2534 if target.endswith('-softmmu') 2535 config_input = meson.get_external_property(target, 'default') 2536 config_devices_mak = target + '-config-devices.mak' 2537 config_devices_mak = configure_file( 2538 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'], 2539 output: config_devices_mak, 2540 depfile: config_devices_mak + '.d', 2541 capture: true, 2542 command: [minikconf, 2543 get_option('default_devices') ? '--defconfig' : '--allnoconfig', 2544 config_devices_mak, '@DEPFILE@', '@INPUT@', 2545 host_kconfig, accel_kconfig, 2546 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y']) 2547 2548 config_devices_data = configuration_data() 2549 config_devices = keyval.load(config_devices_mak) 2550 foreach k, v: config_devices 2551 config_devices_data.set(k, 1) 2552 endforeach 2553 config_devices_mak_list += config_devices_mak 2554 config_devices_h += {target: configure_file(output: target + '-config-devices.h', 2555 configuration: config_devices_data)} 2556 config_target += config_devices 2557 config_all_devices += config_devices 2558 endif 2559 config_target_mak += {target: config_target} 2560endforeach 2561target_dirs = actual_target_dirs 2562 2563# This configuration is used to build files that are shared by 2564# multiple binaries, and then extracted out of the "common" 2565# static_library target. 2566# 2567# We do not use all_sources()/all_dependencies(), because it would 2568# build literally all source files, including devices only used by 2569# targets that are not built for this compilation. The CONFIG_ALL 2570# pseudo symbol replaces it. 2571 2572config_all += config_all_devices 2573config_all += config_host 2574config_all += config_all_disas 2575config_all += { 2576 'CONFIG_XEN': xen.found(), 2577 'CONFIG_SOFTMMU': have_system, 2578 'CONFIG_USER_ONLY': have_user, 2579 'CONFIG_ALL': true, 2580} 2581 2582target_configs_h = [] 2583foreach target: target_dirs 2584 target_configs_h += config_target_h[target] 2585 target_configs_h += config_devices_h.get(target, []) 2586endforeach 2587genh += custom_target('config-poison.h', 2588 input: [target_configs_h], 2589 output: 'config-poison.h', 2590 capture: true, 2591 command: [find_program('scripts/make-config-poison.sh'), 2592 target_configs_h]) 2593 2594############## 2595# Submodules # 2596############## 2597 2598capstone = not_found 2599if not get_option('capstone').auto() or have_system or have_user 2600 capstone = dependency('capstone', version: '>=3.0.5', 2601 kwargs: static_kwargs, method: 'pkg-config', 2602 required: get_option('capstone')) 2603 2604 # Some versions of capstone have broken pkg-config file 2605 # that reports a wrong -I path, causing the #include to 2606 # fail later. If the system has such a broken version 2607 # do not use it. 2608 if capstone.found() and not cc.compiles('#include <capstone.h>', 2609 dependencies: [capstone]) 2610 capstone = not_found 2611 if get_option('capstone').enabled() 2612 error('capstone requested, but it does not appear to work') 2613 endif 2614 endif 2615endif 2616 2617slirp = not_found 2618slirp_opt = 'disabled' 2619if have_system 2620 slirp_opt = get_option('slirp') 2621 if slirp_opt in ['enabled', 'auto', 'system'] 2622 have_internal = fs.exists(meson.current_source_dir() / 'slirp/meson.build') 2623 slirp_dep_required = (slirp_opt == 'system' or 2624 slirp_opt == 'enabled' and not have_internal) 2625 slirp = dependency('slirp', kwargs: static_kwargs, 2626 method: 'pkg-config', version: '>=4.1.0', 2627 required: slirp_dep_required) 2628 # slirp <4.7 is incompatible with CFI support in QEMU. This is because 2629 # it passes function pointers within libslirp as callbacks for timers. 2630 # When using a system-wide shared libslirp, the type information for the 2631 # callback is missing and the timer call produces a false positive with CFI. 2632 # Do not use the "version" keyword argument to produce a better error. 2633 # with control-flow integrity. 2634 if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7') 2635 if slirp_dep_required 2636 error('Control-Flow Integrity requires libslirp 4.7.') 2637 else 2638 warning('Control-Flow Integrity requires libslirp 4.7, not using system-wide libslirp.') 2639 slirp = not_found 2640 endif 2641 endif 2642 if slirp.found() 2643 slirp_opt = 'system' 2644 elif have_internal 2645 slirp_opt = 'internal' 2646 else 2647 slirp_opt = 'disabled' 2648 endif 2649 endif 2650 if slirp_opt == 'internal' 2651 slirp_deps = [] 2652 if targetos == 'windows' 2653 slirp_deps = cc.find_library('iphlpapi') 2654 elif targetos == 'darwin' 2655 slirp_deps = cc.find_library('resolv') 2656 endif 2657 slirp_conf = configuration_data() 2658 slirp_conf.set('SLIRP_MAJOR_VERSION', meson.project_version().split('.')[0]) 2659 slirp_conf.set('SLIRP_MINOR_VERSION', meson.project_version().split('.')[1]) 2660 slirp_conf.set('SLIRP_MICRO_VERSION', meson.project_version().split('.')[2]) 2661 slirp_conf.set_quoted('SLIRP_VERSION_STRING', meson.project_version()) 2662 slirp_cargs = ['-DG_LOG_DOMAIN="Slirp"'] 2663 slirp_files = [ 2664 'slirp/src/arp_table.c', 2665 'slirp/src/bootp.c', 2666 'slirp/src/cksum.c', 2667 'slirp/src/dhcpv6.c', 2668 'slirp/src/dnssearch.c', 2669 'slirp/src/if.c', 2670 'slirp/src/ip6_icmp.c', 2671 'slirp/src/ip6_input.c', 2672 'slirp/src/ip6_output.c', 2673 'slirp/src/ip_icmp.c', 2674 'slirp/src/ip_input.c', 2675 'slirp/src/ip_output.c', 2676 'slirp/src/mbuf.c', 2677 'slirp/src/misc.c', 2678 'slirp/src/ncsi.c', 2679 'slirp/src/ndp_table.c', 2680 'slirp/src/sbuf.c', 2681 'slirp/src/slirp.c', 2682 'slirp/src/socket.c', 2683 'slirp/src/state.c', 2684 'slirp/src/stream.c', 2685 'slirp/src/tcp_input.c', 2686 'slirp/src/tcp_output.c', 2687 'slirp/src/tcp_subr.c', 2688 'slirp/src/tcp_timer.c', 2689 'slirp/src/tftp.c', 2690 'slirp/src/udp.c', 2691 'slirp/src/udp6.c', 2692 'slirp/src/util.c', 2693 'slirp/src/version.c', 2694 'slirp/src/vmstate.c', 2695 ] 2696 2697 configure_file( 2698 input : 'slirp/src/libslirp-version.h.in', 2699 output : 'libslirp-version.h', 2700 configuration: slirp_conf) 2701 2702 slirp_inc = include_directories('slirp', 'slirp/src') 2703 libslirp = static_library('slirp', 2704 build_by_default: false, 2705 sources: slirp_files, 2706 c_args: slirp_cargs, 2707 include_directories: slirp_inc) 2708 slirp = declare_dependency(link_with: libslirp, 2709 dependencies: slirp_deps, 2710 include_directories: slirp_inc) 2711 endif 2712endif 2713 2714libvfio_user_dep = not_found 2715if have_system and vfio_user_server_allowed 2716 have_internal = fs.exists(meson.current_source_dir() / 'subprojects/libvfio-user/meson.build') 2717 2718 if not have_internal 2719 error('libvfio-user source not found - please pull git submodule') 2720 endif 2721 2722 libvfio_user_proj = subproject('libvfio-user') 2723 2724 libvfio_user_lib = libvfio_user_proj.get_variable('libvfio_user_dep') 2725 2726 libvfio_user_dep = declare_dependency(dependencies: [libvfio_user_lib]) 2727endif 2728 2729fdt = not_found 2730if have_system 2731 fdt_opt = get_option('fdt') 2732 if fdt_opt in ['enabled', 'auto', 'system'] 2733 have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt') 2734 fdt = cc.find_library('fdt', kwargs: static_kwargs, 2735 required: fdt_opt == 'system' or 2736 fdt_opt == 'enabled' and not have_internal) 2737 if fdt.found() and cc.links(''' 2738 #include <libfdt.h> 2739 #include <libfdt_env.h> 2740 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''', 2741 dependencies: fdt) 2742 fdt_opt = 'system' 2743 elif fdt_opt == 'system' 2744 error('system libfdt requested, but it is too old (1.5.1 or newer required)') 2745 elif have_internal 2746 fdt_opt = 'internal' 2747 else 2748 fdt_opt = 'disabled' 2749 fdt = not_found 2750 endif 2751 endif 2752 if fdt_opt == 'internal' 2753 fdt_files = files( 2754 'dtc/libfdt/fdt.c', 2755 'dtc/libfdt/fdt_ro.c', 2756 'dtc/libfdt/fdt_wip.c', 2757 'dtc/libfdt/fdt_sw.c', 2758 'dtc/libfdt/fdt_rw.c', 2759 'dtc/libfdt/fdt_strerror.c', 2760 'dtc/libfdt/fdt_empty_tree.c', 2761 'dtc/libfdt/fdt_addresses.c', 2762 'dtc/libfdt/fdt_overlay.c', 2763 'dtc/libfdt/fdt_check.c', 2764 ) 2765 2766 fdt_inc = include_directories('dtc/libfdt') 2767 libfdt = static_library('fdt', 2768 build_by_default: false, 2769 sources: fdt_files, 2770 include_directories: fdt_inc) 2771 fdt = declare_dependency(link_with: libfdt, 2772 include_directories: fdt_inc) 2773 endif 2774else 2775 fdt_opt = 'disabled' 2776endif 2777if not fdt.found() and fdt_required.length() > 0 2778 error('fdt not available but required by targets ' + ', '.join(fdt_required)) 2779endif 2780 2781config_host_data.set('CONFIG_CAPSTONE', capstone.found()) 2782config_host_data.set('CONFIG_FDT', fdt.found()) 2783config_host_data.set('CONFIG_SLIRP', slirp.found()) 2784 2785##################### 2786# Generated sources # 2787##################### 2788 2789genh += configure_file(output: 'config-host.h', configuration: config_host_data) 2790 2791hxtool = find_program('scripts/hxtool') 2792shaderinclude = find_program('scripts/shaderinclude.pl') 2793qapi_gen = find_program('scripts/qapi-gen.py') 2794qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py', 2795 meson.current_source_dir() / 'scripts/qapi/commands.py', 2796 meson.current_source_dir() / 'scripts/qapi/common.py', 2797 meson.current_source_dir() / 'scripts/qapi/error.py', 2798 meson.current_source_dir() / 'scripts/qapi/events.py', 2799 meson.current_source_dir() / 'scripts/qapi/expr.py', 2800 meson.current_source_dir() / 'scripts/qapi/gen.py', 2801 meson.current_source_dir() / 'scripts/qapi/introspect.py', 2802 meson.current_source_dir() / 'scripts/qapi/parser.py', 2803 meson.current_source_dir() / 'scripts/qapi/schema.py', 2804 meson.current_source_dir() / 'scripts/qapi/source.py', 2805 meson.current_source_dir() / 'scripts/qapi/types.py', 2806 meson.current_source_dir() / 'scripts/qapi/visit.py', 2807 meson.current_source_dir() / 'scripts/qapi/common.py', 2808 meson.current_source_dir() / 'scripts/qapi-gen.py' 2809] 2810 2811tracetool = [ 2812 python, files('scripts/tracetool.py'), 2813 '--backend=' + ','.join(get_option('trace_backends')) 2814] 2815tracetool_depends = files( 2816 'scripts/tracetool/backend/log.py', 2817 'scripts/tracetool/backend/__init__.py', 2818 'scripts/tracetool/backend/dtrace.py', 2819 'scripts/tracetool/backend/ftrace.py', 2820 'scripts/tracetool/backend/simple.py', 2821 'scripts/tracetool/backend/syslog.py', 2822 'scripts/tracetool/backend/ust.py', 2823 'scripts/tracetool/format/ust_events_c.py', 2824 'scripts/tracetool/format/ust_events_h.py', 2825 'scripts/tracetool/format/__init__.py', 2826 'scripts/tracetool/format/d.py', 2827 'scripts/tracetool/format/simpletrace_stap.py', 2828 'scripts/tracetool/format/c.py', 2829 'scripts/tracetool/format/h.py', 2830 'scripts/tracetool/format/log_stap.py', 2831 'scripts/tracetool/format/stap.py', 2832 'scripts/tracetool/__init__.py', 2833 'scripts/tracetool/transform.py', 2834 'scripts/tracetool/vcpu.py' 2835) 2836 2837qemu_version_cmd = [find_program('scripts/qemu-version.sh'), 2838 meson.current_source_dir(), 2839 get_option('pkgversion'), meson.project_version()] 2840qemu_version = custom_target('qemu-version.h', 2841 output: 'qemu-version.h', 2842 command: qemu_version_cmd, 2843 capture: true, 2844 build_by_default: true, 2845 build_always_stale: true) 2846genh += qemu_version 2847 2848hxdep = [] 2849hx_headers = [ 2850 ['qemu-options.hx', 'qemu-options.def'], 2851 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'], 2852] 2853if have_system 2854 hx_headers += [ 2855 ['hmp-commands.hx', 'hmp-commands.h'], 2856 ['hmp-commands-info.hx', 'hmp-commands-info.h'], 2857 ] 2858endif 2859foreach d : hx_headers 2860 hxdep += custom_target(d[1], 2861 input: files(d[0]), 2862 output: d[1], 2863 capture: true, 2864 build_by_default: true, # to be removed when added to a target 2865 command: [hxtool, '-h', '@INPUT0@']) 2866endforeach 2867genh += hxdep 2868 2869################### 2870# Collect sources # 2871################### 2872 2873authz_ss = ss.source_set() 2874blockdev_ss = ss.source_set() 2875block_ss = ss.source_set() 2876chardev_ss = ss.source_set() 2877common_ss = ss.source_set() 2878crypto_ss = ss.source_set() 2879hwcore_ss = ss.source_set() 2880io_ss = ss.source_set() 2881qmp_ss = ss.source_set() 2882qom_ss = ss.source_set() 2883softmmu_ss = ss.source_set() 2884specific_fuzz_ss = ss.source_set() 2885specific_ss = ss.source_set() 2886stub_ss = ss.source_set() 2887trace_ss = ss.source_set() 2888user_ss = ss.source_set() 2889util_ss = ss.source_set() 2890 2891# accel modules 2892qtest_module_ss = ss.source_set() 2893tcg_module_ss = ss.source_set() 2894 2895modules = {} 2896target_modules = {} 2897hw_arch = {} 2898target_arch = {} 2899target_softmmu_arch = {} 2900target_user_arch = {} 2901 2902############### 2903# Trace files # 2904############### 2905 2906# TODO: add each directory to the subdirs from its own meson.build, once 2907# we have those 2908trace_events_subdirs = [ 2909 'crypto', 2910 'qapi', 2911 'qom', 2912 'monitor', 2913 'util', 2914] 2915if have_linux_user 2916 trace_events_subdirs += [ 'linux-user' ] 2917endif 2918if have_bsd_user 2919 trace_events_subdirs += [ 'bsd-user' ] 2920endif 2921if have_block 2922 trace_events_subdirs += [ 2923 'authz', 2924 'block', 2925 'io', 2926 'nbd', 2927 'scsi', 2928 ] 2929endif 2930if have_system 2931 trace_events_subdirs += [ 2932 'accel/kvm', 2933 'audio', 2934 'backends', 2935 'backends/tpm', 2936 'chardev', 2937 'ebpf', 2938 'hw/9pfs', 2939 'hw/acpi', 2940 'hw/adc', 2941 'hw/alpha', 2942 'hw/arm', 2943 'hw/audio', 2944 'hw/block', 2945 'hw/block/dataplane', 2946 'hw/char', 2947 'hw/display', 2948 'hw/dma', 2949 'hw/hyperv', 2950 'hw/i2c', 2951 'hw/i386', 2952 'hw/i386/xen', 2953 'hw/ide', 2954 'hw/input', 2955 'hw/intc', 2956 'hw/isa', 2957 'hw/mem', 2958 'hw/mips', 2959 'hw/misc', 2960 'hw/misc/macio', 2961 'hw/net', 2962 'hw/net/can', 2963 'hw/nubus', 2964 'hw/nvme', 2965 'hw/nvram', 2966 'hw/pci', 2967 'hw/pci-host', 2968 'hw/ppc', 2969 'hw/rdma', 2970 'hw/rdma/vmw', 2971 'hw/rtc', 2972 'hw/s390x', 2973 'hw/scsi', 2974 'hw/sd', 2975 'hw/sh4', 2976 'hw/sparc', 2977 'hw/sparc64', 2978 'hw/ssi', 2979 'hw/timer', 2980 'hw/tpm', 2981 'hw/usb', 2982 'hw/vfio', 2983 'hw/virtio', 2984 'hw/watchdog', 2985 'hw/xen', 2986 'hw/gpio', 2987 'migration', 2988 'net', 2989 'softmmu', 2990 'ui', 2991 'hw/remote', 2992 ] 2993endif 2994if have_system or have_user 2995 trace_events_subdirs += [ 2996 'accel/tcg', 2997 'hw/core', 2998 'target/arm', 2999 'target/arm/hvf', 3000 'target/hppa', 3001 'target/i386', 3002 'target/i386/kvm', 3003 'target/mips/tcg', 3004 'target/nios2', 3005 'target/ppc', 3006 'target/riscv', 3007 'target/s390x', 3008 'target/s390x/kvm', 3009 'target/sparc', 3010 ] 3011endif 3012 3013vhost_user = not_found 3014if targetos == 'linux' and have_vhost_user 3015 libvhost_user = subproject('libvhost-user') 3016 vhost_user = libvhost_user.get_variable('vhost_user_dep') 3017endif 3018 3019libvduse = not_found 3020if have_libvduse 3021 libvduse_proj = subproject('libvduse') 3022 libvduse = libvduse_proj.get_variable('libvduse_dep') 3023endif 3024 3025# NOTE: the trace/ subdirectory needs the qapi_trace_events variable 3026# that is filled in by qapi/. 3027subdir('qapi') 3028subdir('qobject') 3029subdir('stubs') 3030subdir('trace') 3031subdir('util') 3032subdir('qom') 3033subdir('authz') 3034subdir('crypto') 3035subdir('ui') 3036subdir('hw') 3037 3038 3039if enable_modules 3040 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO') 3041 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO') 3042endif 3043 3044qom_ss = qom_ss.apply(config_host, strict: false) 3045libqom = static_library('qom', qom_ss.sources() + genh, 3046 dependencies: [qom_ss.dependencies()], 3047 name_suffix: 'fa') 3048qom = declare_dependency(link_whole: libqom) 3049 3050event_loop_base = files('event-loop-base.c') 3051event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh, 3052 build_by_default: true) 3053event_loop_base = declare_dependency(link_whole: event_loop_base, 3054 dependencies: [qom]) 3055 3056stub_ss = stub_ss.apply(config_all, strict: false) 3057 3058util_ss.add_all(trace_ss) 3059util_ss = util_ss.apply(config_all, strict: false) 3060libqemuutil = static_library('qemuutil', 3061 sources: util_ss.sources() + stub_ss.sources() + genh, 3062 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman]) 3063qemuutil = declare_dependency(link_with: libqemuutil, 3064 sources: genh + version_res, 3065 dependencies: [event_loop_base]) 3066 3067if have_system or have_user 3068 decodetree = generator(find_program('scripts/decodetree.py'), 3069 output: 'decode-@BASENAME@.c.inc', 3070 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@']) 3071 subdir('libdecnumber') 3072 subdir('target') 3073endif 3074 3075subdir('audio') 3076subdir('io') 3077subdir('chardev') 3078subdir('fsdev') 3079subdir('dump') 3080 3081if have_block 3082 block_ss.add(files( 3083 'block.c', 3084 'blockjob.c', 3085 'job.c', 3086 'qemu-io-cmds.c', 3087 )) 3088 if config_host_data.get('CONFIG_REPLICATION') 3089 block_ss.add(files('replication.c')) 3090 endif 3091 3092 subdir('nbd') 3093 subdir('scsi') 3094 subdir('block') 3095 3096 blockdev_ss.add(files( 3097 'blockdev.c', 3098 'blockdev-nbd.c', 3099 'iothread.c', 3100 'job-qmp.c', 3101 ), gnutls) 3102 3103 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon, 3104 # os-win32.c does not 3105 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c')) 3106 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')]) 3107endif 3108 3109common_ss.add(files('cpus-common.c')) 3110 3111subdir('softmmu') 3112 3113common_ss.add(capstone) 3114specific_ss.add(files('cpu.c', 'disas.c', 'gdbstub.c'), capstone) 3115 3116# Work around a gcc bug/misfeature wherein constant propagation looks 3117# through an alias: 3118# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696 3119# to guess that a const variable is always zero. Without lto, this is 3120# impossible, as the alias is restricted to page-vary-common.c. Indeed, 3121# without lto, not even the alias is required -- we simply use different 3122# declarations in different compilation units. 3123pagevary = files('page-vary-common.c') 3124if get_option('b_lto') 3125 pagevary_flags = ['-fno-lto'] 3126 if get_option('cfi') 3127 pagevary_flags += '-fno-sanitize=cfi-icall' 3128 endif 3129 pagevary = static_library('page-vary-common', sources: pagevary + genh, 3130 c_args: pagevary_flags) 3131 pagevary = declare_dependency(link_with: pagevary) 3132endif 3133common_ss.add(pagevary) 3134specific_ss.add(files('page-vary.c')) 3135 3136subdir('backends') 3137subdir('disas') 3138subdir('migration') 3139subdir('monitor') 3140subdir('net') 3141subdir('replay') 3142subdir('semihosting') 3143subdir('tcg') 3144subdir('fpu') 3145subdir('accel') 3146subdir('plugins') 3147subdir('ebpf') 3148 3149common_user_inc = [] 3150 3151subdir('common-user') 3152subdir('bsd-user') 3153subdir('linux-user') 3154 3155# needed for fuzzing binaries 3156subdir('tests/qtest/libqos') 3157subdir('tests/qtest/fuzz') 3158 3159# accel modules 3160tcg_real_module_ss = ss.source_set() 3161tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss) 3162specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss) 3163target_modules += { 'accel' : { 'qtest': qtest_module_ss, 3164 'tcg': tcg_real_module_ss }} 3165 3166######################## 3167# Library dependencies # 3168######################## 3169 3170modinfo_collect = find_program('scripts/modinfo-collect.py') 3171modinfo_generate = find_program('scripts/modinfo-generate.py') 3172modinfo_files = [] 3173 3174block_mods = [] 3175softmmu_mods = [] 3176foreach d, list : modules 3177 foreach m, module_ss : list 3178 if enable_modules and targetos != 'windows' 3179 module_ss = module_ss.apply(config_all, strict: false) 3180 sl = static_library(d + '-' + m, [genh, module_ss.sources()], 3181 dependencies: [modulecommon, module_ss.dependencies()], pic: true) 3182 if d == 'block' 3183 block_mods += sl 3184 else 3185 softmmu_mods += sl 3186 endif 3187 if module_ss.sources() != [] 3188 # FIXME: Should use sl.extract_all_objects(recursive: true) as 3189 # input. Sources can be used multiple times but objects are 3190 # unique when it comes to lookup in compile_commands.json. 3191 # Depnds on a mesion version with 3192 # https://github.com/mesonbuild/meson/pull/8900 3193 modinfo_files += custom_target(d + '-' + m + '.modinfo', 3194 output: d + '-' + m + '.modinfo', 3195 input: module_ss.sources() + genh, 3196 capture: true, 3197 command: [modinfo_collect, module_ss.sources()]) 3198 endif 3199 else 3200 if d == 'block' 3201 block_ss.add_all(module_ss) 3202 else 3203 softmmu_ss.add_all(module_ss) 3204 endif 3205 endif 3206 endforeach 3207endforeach 3208 3209foreach d, list : target_modules 3210 foreach m, module_ss : list 3211 if enable_modules and targetos != 'windows' 3212 foreach target : target_dirs 3213 if target.endswith('-softmmu') 3214 config_target = config_target_mak[target] 3215 config_target += config_host 3216 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] 3217 c_args = ['-DNEED_CPU_H', 3218 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), 3219 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] 3220 target_module_ss = module_ss.apply(config_target, strict: false) 3221 if target_module_ss.sources() != [] 3222 module_name = d + '-' + m + '-' + config_target['TARGET_NAME'] 3223 sl = static_library(module_name, 3224 [genh, target_module_ss.sources()], 3225 dependencies: [modulecommon, target_module_ss.dependencies()], 3226 include_directories: target_inc, 3227 c_args: c_args, 3228 pic: true) 3229 softmmu_mods += sl 3230 # FIXME: Should use sl.extract_all_objects(recursive: true) too. 3231 modinfo_files += custom_target(module_name + '.modinfo', 3232 output: module_name + '.modinfo', 3233 input: target_module_ss.sources() + genh, 3234 capture: true, 3235 command: [modinfo_collect, '--target', target, target_module_ss.sources()]) 3236 endif 3237 endif 3238 endforeach 3239 else 3240 specific_ss.add_all(module_ss) 3241 endif 3242 endforeach 3243endforeach 3244 3245if enable_modules 3246 foreach target : target_dirs 3247 if target.endswith('-softmmu') 3248 config_target = config_target_mak[target] 3249 config_devices_mak = target + '-config-devices.mak' 3250 modinfo_src = custom_target('modinfo-' + target + '.c', 3251 output: 'modinfo-' + target + '.c', 3252 input: modinfo_files, 3253 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'], 3254 capture: true) 3255 3256 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src) 3257 modinfo_dep = declare_dependency(link_with: modinfo_lib) 3258 3259 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH'] 3260 hw_arch[arch].add(modinfo_dep) 3261 endif 3262 endforeach 3263endif 3264 3265nm = find_program('nm') 3266undefsym = find_program('scripts/undefsym.py') 3267block_syms = custom_target('block.syms', output: 'block.syms', 3268 input: [libqemuutil, block_mods], 3269 capture: true, 3270 command: [undefsym, nm, '@INPUT@']) 3271qemu_syms = custom_target('qemu.syms', output: 'qemu.syms', 3272 input: [libqemuutil, softmmu_mods], 3273 capture: true, 3274 command: [undefsym, nm, '@INPUT@']) 3275 3276authz_ss = authz_ss.apply(config_host, strict: false) 3277libauthz = static_library('authz', authz_ss.sources() + genh, 3278 dependencies: [authz_ss.dependencies()], 3279 name_suffix: 'fa', 3280 build_by_default: false) 3281 3282authz = declare_dependency(link_whole: libauthz, 3283 dependencies: qom) 3284 3285crypto_ss = crypto_ss.apply(config_host, strict: false) 3286libcrypto = static_library('crypto', crypto_ss.sources() + genh, 3287 dependencies: [crypto_ss.dependencies()], 3288 name_suffix: 'fa', 3289 build_by_default: false) 3290 3291crypto = declare_dependency(link_whole: libcrypto, 3292 dependencies: [authz, qom]) 3293 3294io_ss = io_ss.apply(config_host, strict: false) 3295libio = static_library('io', io_ss.sources() + genh, 3296 dependencies: [io_ss.dependencies()], 3297 link_with: libqemuutil, 3298 name_suffix: 'fa', 3299 build_by_default: false) 3300 3301io = declare_dependency(link_whole: libio, dependencies: [crypto, qom]) 3302 3303libmigration = static_library('migration', sources: migration_files + genh, 3304 name_suffix: 'fa', 3305 build_by_default: false) 3306migration = declare_dependency(link_with: libmigration, 3307 dependencies: [zlib, qom, io]) 3308softmmu_ss.add(migration) 3309 3310block_ss = block_ss.apply(config_host, strict: false) 3311libblock = static_library('block', block_ss.sources() + genh, 3312 dependencies: block_ss.dependencies(), 3313 link_depends: block_syms, 3314 name_suffix: 'fa', 3315 build_by_default: false) 3316 3317block = declare_dependency(link_whole: [libblock], 3318 link_args: '@block.syms', 3319 dependencies: [crypto, io]) 3320 3321blockdev_ss = blockdev_ss.apply(config_host, strict: false) 3322libblockdev = static_library('blockdev', blockdev_ss.sources() + genh, 3323 dependencies: blockdev_ss.dependencies(), 3324 name_suffix: 'fa', 3325 build_by_default: false) 3326 3327blockdev = declare_dependency(link_whole: [libblockdev], 3328 dependencies: [block, event_loop_base]) 3329 3330qmp_ss = qmp_ss.apply(config_host, strict: false) 3331libqmp = static_library('qmp', qmp_ss.sources() + genh, 3332 dependencies: qmp_ss.dependencies(), 3333 name_suffix: 'fa', 3334 build_by_default: false) 3335 3336qmp = declare_dependency(link_whole: [libqmp]) 3337 3338libchardev = static_library('chardev', chardev_ss.sources() + genh, 3339 name_suffix: 'fa', 3340 dependencies: chardev_ss.dependencies(), 3341 build_by_default: false) 3342 3343chardev = declare_dependency(link_whole: libchardev) 3344 3345hwcore_ss = hwcore_ss.apply(config_host, strict: false) 3346libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh, 3347 name_suffix: 'fa', 3348 build_by_default: false) 3349hwcore = declare_dependency(link_whole: libhwcore) 3350common_ss.add(hwcore) 3351 3352########### 3353# Targets # 3354########### 3355 3356emulator_modules = [] 3357foreach m : block_mods + softmmu_mods 3358 emulator_modules += shared_module(m.name(), 3359 build_by_default: true, 3360 name_prefix: '', 3361 link_whole: m, 3362 install: true, 3363 install_dir: qemu_moddir) 3364endforeach 3365if emulator_modules.length() > 0 3366 alias_target('modules', emulator_modules) 3367endif 3368 3369softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp) 3370common_ss.add(qom, qemuutil) 3371 3372common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss]) 3373common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss) 3374 3375common_all = common_ss.apply(config_all, strict: false) 3376common_all = static_library('common', 3377 build_by_default: false, 3378 sources: common_all.sources() + genh, 3379 include_directories: common_user_inc, 3380 implicit_include_directories: false, 3381 dependencies: common_all.dependencies(), 3382 name_suffix: 'fa') 3383 3384feature_to_c = find_program('scripts/feature_to_c.sh') 3385 3386if targetos == 'darwin' 3387 entitlement = find_program('scripts/entitlement.sh') 3388endif 3389 3390emulators = {} 3391foreach target : target_dirs 3392 config_target = config_target_mak[target] 3393 target_name = config_target['TARGET_NAME'] 3394 target_base_arch = config_target['TARGET_BASE_ARCH'] 3395 arch_srcs = [config_target_h[target]] 3396 arch_deps = [] 3397 c_args = ['-DNEED_CPU_H', 3398 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), 3399 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] 3400 link_args = emulator_link_args 3401 3402 config_target += config_host 3403 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] 3404 if targetos == 'linux' 3405 target_inc += include_directories('linux-headers', is_system: true) 3406 endif 3407 if target.endswith('-softmmu') 3408 qemu_target_name = 'qemu-system-' + target_name 3409 target_type='system' 3410 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false) 3411 arch_srcs += t.sources() 3412 arch_deps += t.dependencies() 3413 3414 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch 3415 hw = hw_arch[hw_dir].apply(config_target, strict: false) 3416 arch_srcs += hw.sources() 3417 arch_deps += hw.dependencies() 3418 3419 arch_srcs += config_devices_h[target] 3420 link_args += ['@block.syms', '@qemu.syms'] 3421 else 3422 abi = config_target['TARGET_ABI_DIR'] 3423 target_type='user' 3424 target_inc += common_user_inc 3425 qemu_target_name = 'qemu-' + target_name 3426 if target_base_arch in target_user_arch 3427 t = target_user_arch[target_base_arch].apply(config_target, strict: false) 3428 arch_srcs += t.sources() 3429 arch_deps += t.dependencies() 3430 endif 3431 if 'CONFIG_LINUX_USER' in config_target 3432 base_dir = 'linux-user' 3433 endif 3434 if 'CONFIG_BSD_USER' in config_target 3435 base_dir = 'bsd-user' 3436 target_inc += include_directories('bsd-user/' / targetos) 3437 target_inc += include_directories('bsd-user/host/' / host_arch) 3438 dir = base_dir / abi 3439 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c') 3440 endif 3441 target_inc += include_directories( 3442 base_dir, 3443 base_dir / abi, 3444 ) 3445 if 'CONFIG_LINUX_USER' in config_target 3446 dir = base_dir / abi 3447 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c') 3448 if config_target.has_key('TARGET_SYSTBL_ABI') 3449 arch_srcs += \ 3450 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'], 3451 extra_args : config_target['TARGET_SYSTBL_ABI']) 3452 endif 3453 endif 3454 endif 3455 3456 if 'TARGET_XML_FILES' in config_target 3457 gdbstub_xml = custom_target(target + '-gdbstub-xml.c', 3458 output: target + '-gdbstub-xml.c', 3459 input: files(config_target['TARGET_XML_FILES'].split()), 3460 command: [feature_to_c, '@INPUT@'], 3461 capture: true) 3462 arch_srcs += gdbstub_xml 3463 endif 3464 3465 t = target_arch[target_base_arch].apply(config_target, strict: false) 3466 arch_srcs += t.sources() 3467 arch_deps += t.dependencies() 3468 3469 target_common = common_ss.apply(config_target, strict: false) 3470 objects = common_all.extract_objects(target_common.sources()) 3471 deps = target_common.dependencies() 3472 3473 target_specific = specific_ss.apply(config_target, strict: false) 3474 arch_srcs += target_specific.sources() 3475 arch_deps += target_specific.dependencies() 3476 3477 lib = static_library('qemu-' + target, 3478 sources: arch_srcs + genh, 3479 dependencies: arch_deps, 3480 objects: objects, 3481 include_directories: target_inc, 3482 c_args: c_args, 3483 build_by_default: false, 3484 name_suffix: 'fa') 3485 3486 if target.endswith('-softmmu') 3487 execs = [{ 3488 'name': 'qemu-system-' + target_name, 3489 'win_subsystem': 'console', 3490 'sources': files('softmmu/main.c'), 3491 'dependencies': [] 3492 }] 3493 if targetos == 'windows' and (sdl.found() or gtk.found()) 3494 execs += [{ 3495 'name': 'qemu-system-' + target_name + 'w', 3496 'win_subsystem': 'windows', 3497 'sources': files('softmmu/main.c'), 3498 'dependencies': [] 3499 }] 3500 endif 3501 if get_option('fuzzing') 3502 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false) 3503 execs += [{ 3504 'name': 'qemu-fuzz-' + target_name, 3505 'win_subsystem': 'console', 3506 'sources': specific_fuzz.sources(), 3507 'dependencies': specific_fuzz.dependencies(), 3508 }] 3509 endif 3510 else 3511 execs = [{ 3512 'name': 'qemu-' + target_name, 3513 'win_subsystem': 'console', 3514 'sources': [], 3515 'dependencies': [] 3516 }] 3517 endif 3518 foreach exe: execs 3519 exe_name = exe['name'] 3520 if targetos == 'darwin' 3521 exe_name += '-unsigned' 3522 endif 3523 3524 emulator = executable(exe_name, exe['sources'], 3525 install: true, 3526 c_args: c_args, 3527 dependencies: arch_deps + deps + exe['dependencies'], 3528 objects: lib.extract_all_objects(recursive: true), 3529 link_language: link_language, 3530 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []), 3531 link_args: link_args, 3532 win_subsystem: exe['win_subsystem']) 3533 3534 if targetos == 'darwin' 3535 icon = 'pc-bios/qemu.rsrc' 3536 build_input = [emulator, files(icon)] 3537 install_input = [ 3538 get_option('bindir') / exe_name, 3539 meson.current_source_dir() / icon 3540 ] 3541 if 'CONFIG_HVF' in config_target 3542 entitlements = 'accel/hvf/entitlements.plist' 3543 build_input += files(entitlements) 3544 install_input += meson.current_source_dir() / entitlements 3545 endif 3546 3547 emulators += {exe['name'] : custom_target(exe['name'], 3548 input: build_input, 3549 output: exe['name'], 3550 command: [entitlement, '@OUTPUT@', '@INPUT@']) 3551 } 3552 3553 meson.add_install_script(entitlement, '--install', 3554 get_option('bindir') / exe['name'], 3555 install_input) 3556 else 3557 emulators += {exe['name']: emulator} 3558 endif 3559 3560 if stap.found() 3561 foreach stp: [ 3562 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false}, 3563 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true}, 3564 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true}, 3565 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true}, 3566 ] 3567 custom_target(exe['name'] + stp['ext'], 3568 input: trace_events_all, 3569 output: exe['name'] + stp['ext'], 3570 install: stp['install'], 3571 install_dir: get_option('datadir') / 'systemtap/tapset', 3572 command: [ 3573 tracetool, '--group=all', '--format=' + stp['fmt'], 3574 '--binary=' + stp['bin'], 3575 '--target-name=' + target_name, 3576 '--target-type=' + target_type, 3577 '--probe-prefix=qemu.' + target_type + '.' + target_name, 3578 '@INPUT@', '@OUTPUT@' 3579 ], 3580 depend_files: tracetool_depends) 3581 endforeach 3582 endif 3583 endforeach 3584endforeach 3585 3586# Other build targets 3587 3588if 'CONFIG_PLUGIN' in config_host 3589 install_headers('include/qemu/qemu-plugin.h') 3590endif 3591 3592subdir('qga') 3593 3594# Don't build qemu-keymap if xkbcommon is not explicitly enabled 3595# when we don't build tools or system 3596if xkbcommon.found() 3597 # used for the update-keymaps target, so include rules even if !have_tools 3598 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh, 3599 dependencies: [qemuutil, xkbcommon], install: have_tools) 3600endif 3601 3602if have_tools 3603 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep], 3604 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true) 3605 qemu_io = executable('qemu-io', files('qemu-io.c'), 3606 dependencies: [block, qemuutil], install: true) 3607 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'), 3608 dependencies: [blockdev, qemuutil, gnutls, selinux], 3609 install: true) 3610 3611 subdir('storage-daemon') 3612 subdir('contrib/rdmacm-mux') 3613 subdir('contrib/elf2dmp') 3614 3615 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'), 3616 dependencies: qemuutil, 3617 install: true) 3618 3619 if have_vhost_user 3620 subdir('contrib/vhost-user-blk') 3621 subdir('contrib/vhost-user-gpu') 3622 subdir('contrib/vhost-user-input') 3623 subdir('contrib/vhost-user-scsi') 3624 endif 3625 3626 if targetos == 'linux' 3627 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'), 3628 dependencies: [qemuutil, libcap_ng], 3629 install: true, 3630 install_dir: get_option('libexecdir')) 3631 3632 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'), 3633 dependencies: [authz, crypto, io, qom, qemuutil, 3634 libcap_ng, mpathpersist], 3635 install: true) 3636 endif 3637 3638 if have_ivshmem 3639 subdir('contrib/ivshmem-client') 3640 subdir('contrib/ivshmem-server') 3641 endif 3642endif 3643 3644subdir('scripts') 3645subdir('tools') 3646subdir('pc-bios') 3647subdir('docs') 3648subdir('tests') 3649if gtk.found() 3650 subdir('po') 3651endif 3652 3653if host_machine.system() == 'windows' 3654 nsis_cmd = [ 3655 find_program('scripts/nsis.py'), 3656 '@OUTPUT@', 3657 get_option('prefix'), 3658 meson.current_source_dir(), 3659 host_machine.cpu(), 3660 '--', 3661 '-DDISPLAYVERSION=' + meson.project_version(), 3662 ] 3663 if build_docs 3664 nsis_cmd += '-DCONFIG_DOCUMENTATION=y' 3665 endif 3666 if gtk.found() 3667 nsis_cmd += '-DCONFIG_GTK=y' 3668 endif 3669 3670 nsis = custom_target('nsis', 3671 output: 'qemu-setup-' + meson.project_version() + '.exe', 3672 input: files('qemu.nsi'), 3673 build_always_stale: true, 3674 command: nsis_cmd + ['@INPUT@']) 3675 alias_target('installer', nsis) 3676endif 3677 3678######################### 3679# Configuration summary # 3680######################### 3681 3682# Directories 3683summary_info = {} 3684summary_info += {'Install prefix': get_option('prefix')} 3685summary_info += {'BIOS directory': qemu_datadir} 3686pathsep = targetos == 'windows' ? ';' : ':' 3687summary_info += {'firmware path': pathsep.join(get_option('qemu_firmwarepath'))} 3688summary_info += {'binary directory': get_option('prefix') / get_option('bindir')} 3689summary_info += {'library directory': get_option('prefix') / get_option('libdir')} 3690summary_info += {'module directory': qemu_moddir} 3691summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')} 3692summary_info += {'include directory': get_option('prefix') / get_option('includedir')} 3693summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')} 3694if targetos != 'windows' 3695 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')} 3696 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')} 3697else 3698 summary_info += {'local state directory': 'queried at runtime'} 3699endif 3700summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')} 3701summary_info += {'Build directory': meson.current_build_dir()} 3702summary_info += {'Source path': meson.current_source_dir()} 3703summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']} 3704summary(summary_info, bool_yn: true, section: 'Directories') 3705 3706# Host binaries 3707summary_info = {} 3708summary_info += {'git': config_host['GIT']} 3709summary_info += {'make': config_host['MAKE']} 3710summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())} 3711summary_info += {'sphinx-build': sphinx_build} 3712if config_host.has_key('HAVE_GDB_BIN') 3713 summary_info += {'gdb': config_host['HAVE_GDB_BIN']} 3714endif 3715summary_info += {'iasl': iasl} 3716summary_info += {'genisoimage': config_host['GENISOIMAGE']} 3717if targetos == 'windows' and have_ga 3718 summary_info += {'wixl': wixl} 3719endif 3720if slirp_opt != 'disabled' and have_system 3721 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false} 3722endif 3723summary(summary_info, bool_yn: true, section: 'Host binaries') 3724 3725# Configurable features 3726summary_info = {} 3727summary_info += {'Documentation': build_docs} 3728summary_info += {'system-mode emulation': have_system} 3729summary_info += {'user-mode emulation': have_user} 3730summary_info += {'block layer': have_block} 3731summary_info += {'Install blobs': get_option('install_blobs')} 3732summary_info += {'module support': config_host.has_key('CONFIG_MODULES')} 3733if config_host.has_key('CONFIG_MODULES') 3734 summary_info += {'alternative module path': get_option('module_upgrades')} 3735endif 3736summary_info += {'fuzzing support': get_option('fuzzing')} 3737if have_system 3738 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)} 3739endif 3740summary_info += {'Trace backends': ','.join(get_option('trace_backends'))} 3741if 'simple' in get_option('trace_backends') 3742 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'} 3743endif 3744summary_info += {'D-Bus display': dbus_display} 3745summary_info += {'QOM debugging': get_option('qom_cast_debug')} 3746summary_info += {'vhost-kernel support': have_vhost_kernel} 3747summary_info += {'vhost-net support': have_vhost_net} 3748summary_info += {'vhost-user support': have_vhost_user} 3749summary_info += {'vhost-user-crypto support': have_vhost_user_crypto} 3750summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server} 3751summary_info += {'vhost-vdpa support': have_vhost_vdpa} 3752summary_info += {'build guest agent': have_ga} 3753summary(summary_info, bool_yn: true, section: 'Configurable features') 3754 3755# Compilation information 3756summary_info = {} 3757summary_info += {'host CPU': cpu} 3758summary_info += {'host endianness': build_machine.endian()} 3759summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())} 3760summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())} 3761if link_language == 'cpp' 3762 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())} 3763else 3764 summary_info += {'C++ compiler': false} 3765endif 3766if targetos == 'darwin' 3767 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())} 3768endif 3769summary_info += {'CFLAGS': ' '.join(get_option('c_args') 3770 + ['-O' + get_option('optimization')] 3771 + (get_option('debug') ? ['-g'] : []))} 3772if link_language == 'cpp' 3773 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args') 3774 + ['-O' + get_option('optimization')] 3775 + (get_option('debug') ? ['-g'] : []))} 3776endif 3777if targetos == 'darwin' 3778 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args') 3779 + ['-O' + get_option('optimization')] 3780 + (get_option('debug') ? ['-g'] : []))} 3781endif 3782link_args = get_option(link_language + '_link_args') 3783if link_args.length() > 0 3784 summary_info += {'LDFLAGS': ' '.join(link_args)} 3785endif 3786summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)} 3787summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)} 3788summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)} 3789summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)} 3790summary_info += {'profiler': get_option('profiler')} 3791summary_info += {'link-time optimization (LTO)': get_option('b_lto')} 3792summary_info += {'PIE': get_option('b_pie')} 3793summary_info += {'static build': config_host.has_key('CONFIG_STATIC')} 3794summary_info += {'malloc trim support': has_malloc_trim} 3795summary_info += {'membarrier': have_membarrier} 3796summary_info += {'debug stack usage': get_option('debug_stack_usage')} 3797summary_info += {'mutex debugging': get_option('debug_mutex')} 3798summary_info += {'memory allocator': get_option('malloc')} 3799summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')} 3800summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')} 3801summary_info += {'gprof enabled': get_option('gprof')} 3802summary_info += {'gcov': get_option('b_coverage')} 3803summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')} 3804summary_info += {'CFI support': get_option('cfi')} 3805if get_option('cfi') 3806 summary_info += {'CFI debug support': get_option('cfi_debug')} 3807endif 3808summary_info += {'strip binaries': get_option('strip')} 3809summary_info += {'sparse': sparse} 3810summary_info += {'mingw32 support': targetos == 'windows'} 3811summary(summary_info, bool_yn: true, section: 'Compilation') 3812 3813# snarf the cross-compilation information for tests 3814summary_info = {} 3815have_cross = false 3816foreach target: target_dirs 3817 tcg_mak = meson.current_build_dir() / 'tests/tcg' / 'config-' + target + '.mak' 3818 if fs.exists(tcg_mak) 3819 config_cross_tcg = keyval.load(tcg_mak) 3820 if 'CC' in config_cross_tcg 3821 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']} 3822 have_cross = true 3823 endif 3824 endif 3825endforeach 3826if have_cross 3827 summary(summary_info, bool_yn: true, section: 'Cross compilers') 3828endif 3829 3830# Targets and accelerators 3831summary_info = {} 3832if have_system 3833 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')} 3834 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')} 3835 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')} 3836 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')} 3837 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')} 3838 summary_info += {'Xen support': xen.found()} 3839 if xen.found() 3840 summary_info += {'xen ctrl version': xen.version()} 3841 endif 3842endif 3843summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')} 3844if config_all.has_key('CONFIG_TCG') 3845 if get_option('tcg_interpreter') 3846 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'} 3847 else 3848 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)} 3849 endif 3850 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')} 3851 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')} 3852endif 3853summary_info += {'target list': ' '.join(target_dirs)} 3854if have_system 3855 summary_info += {'default devices': get_option('default_devices')} 3856 summary_info += {'out of process emulation': multiprocess_allowed} 3857 summary_info += {'vfio-user server': vfio_user_server_allowed} 3858endif 3859summary(summary_info, bool_yn: true, section: 'Targets and accelerators') 3860 3861# Block layer 3862summary_info = {} 3863summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']} 3864summary_info += {'coroutine pool': have_coroutine_pool} 3865if have_block 3866 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')} 3867 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')} 3868 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')} 3869 summary_info += {'VirtFS support': have_virtfs} 3870 summary_info += {'build virtiofs daemon': have_virtiofsd} 3871 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')} 3872 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')} 3873 summary_info += {'bochs support': get_option('bochs').allowed()} 3874 summary_info += {'cloop support': get_option('cloop').allowed()} 3875 summary_info += {'dmg support': get_option('dmg').allowed()} 3876 summary_info += {'qcow v1 support': get_option('qcow1').allowed()} 3877 summary_info += {'vdi support': get_option('vdi').allowed()} 3878 summary_info += {'vvfat support': get_option('vvfat').allowed()} 3879 summary_info += {'qed support': get_option('qed').allowed()} 3880 summary_info += {'parallels support': get_option('parallels').allowed()} 3881 summary_info += {'FUSE exports': fuse} 3882 summary_info += {'VDUSE block exports': have_vduse_blk_export} 3883endif 3884summary(summary_info, bool_yn: true, section: 'Block layer support') 3885 3886# Crypto 3887summary_info = {} 3888summary_info += {'TLS priority': get_option('tls_priority')} 3889summary_info += {'GNUTLS support': gnutls} 3890if gnutls.found() 3891 summary_info += {' GNUTLS crypto': gnutls_crypto.found()} 3892endif 3893summary_info += {'libgcrypt': gcrypt} 3894summary_info += {'nettle': nettle} 3895if nettle.found() 3896 summary_info += {' XTS': xts != 'private'} 3897endif 3898summary_info += {'AF_ALG support': have_afalg} 3899summary_info += {'rng-none': get_option('rng_none')} 3900summary_info += {'Linux keyring': have_keyring} 3901summary(summary_info, bool_yn: true, section: 'Crypto') 3902 3903# Libraries 3904summary_info = {} 3905if targetos == 'darwin' 3906 summary_info += {'Cocoa support': cocoa} 3907 summary_info += {'vmnet.framework support': vmnet} 3908endif 3909summary_info += {'SDL support': sdl} 3910summary_info += {'SDL image support': sdl_image} 3911summary_info += {'GTK support': gtk} 3912summary_info += {'pixman': pixman} 3913summary_info += {'VTE support': vte} 3914summary_info += {'slirp support': slirp_opt == 'internal' ? slirp_opt : slirp} 3915summary_info += {'libtasn1': tasn1} 3916summary_info += {'PAM': pam} 3917summary_info += {'iconv support': iconv} 3918summary_info += {'curses support': curses} 3919summary_info += {'virgl support': virgl} 3920summary_info += {'curl support': curl} 3921summary_info += {'Multipath support': mpathpersist} 3922summary_info += {'PNG support': png} 3923summary_info += {'VNC support': vnc} 3924if vnc.found() 3925 summary_info += {'VNC SASL support': sasl} 3926 summary_info += {'VNC JPEG support': jpeg} 3927endif 3928if targetos not in ['darwin', 'haiku', 'windows'] 3929 summary_info += {'OSS support': oss} 3930elif targetos == 'darwin' 3931 summary_info += {'CoreAudio support': coreaudio} 3932elif targetos == 'windows' 3933 summary_info += {'DirectSound support': dsound} 3934endif 3935if targetos == 'linux' 3936 summary_info += {'ALSA support': alsa} 3937 summary_info += {'PulseAudio support': pulse} 3938endif 3939summary_info += {'JACK support': jack} 3940summary_info += {'brlapi support': brlapi} 3941summary_info += {'vde support': vde} 3942summary_info += {'netmap support': have_netmap} 3943summary_info += {'l2tpv3 support': have_l2tpv3} 3944summary_info += {'Linux AIO support': libaio} 3945summary_info += {'Linux io_uring support': linux_io_uring} 3946summary_info += {'ATTR/XATTR support': libattr} 3947summary_info += {'RDMA support': rdma} 3948summary_info += {'PVRDMA support': have_pvrdma} 3949summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt} 3950summary_info += {'libcap-ng support': libcap_ng} 3951summary_info += {'bpf support': libbpf} 3952summary_info += {'spice protocol support': spice_protocol} 3953if spice_protocol.found() 3954 summary_info += {' spice server support': spice} 3955endif 3956summary_info += {'rbd support': rbd} 3957summary_info += {'smartcard support': cacard} 3958summary_info += {'U2F support': u2f} 3959summary_info += {'libusb': libusb} 3960summary_info += {'usb net redir': usbredir} 3961summary_info += {'OpenGL support (epoxy)': opengl} 3962summary_info += {'GBM': gbm} 3963summary_info += {'libiscsi support': libiscsi} 3964summary_info += {'libnfs support': libnfs} 3965if targetos == 'windows' 3966 if have_ga 3967 summary_info += {'QGA VSS support': have_qga_vss} 3968 endif 3969endif 3970summary_info += {'seccomp support': seccomp} 3971summary_info += {'GlusterFS support': glusterfs} 3972summary_info += {'TPM support': have_tpm} 3973summary_info += {'libssh support': libssh} 3974summary_info += {'lzo support': lzo} 3975summary_info += {'snappy support': snappy} 3976summary_info += {'bzip2 support': libbzip2} 3977summary_info += {'lzfse support': liblzfse} 3978summary_info += {'zstd support': zstd} 3979summary_info += {'NUMA host support': numa} 3980summary_info += {'capstone': capstone} 3981summary_info += {'libpmem support': libpmem} 3982summary_info += {'libdaxctl support': libdaxctl} 3983summary_info += {'libudev': libudev} 3984# Dummy dependency, keep .found() 3985summary_info += {'FUSE lseek': fuse_lseek.found()} 3986summary_info += {'selinux': selinux} 3987summary(summary_info, bool_yn: true, section: 'Dependencies') 3988 3989if not supported_cpus.contains(cpu) 3990 message() 3991 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!') 3992 message() 3993 message('CPU host architecture ' + cpu + ' support is not currently maintained.') 3994 message('The QEMU project intends to remove support for this host CPU in') 3995 message('a future release if nobody volunteers to maintain it and to') 3996 message('provide a build host for our continuous integration setup.') 3997 message('configure has succeeded and you can continue to build, but') 3998 message('if you care about QEMU on this platform you should contact') 3999 message('us upstream at qemu-devel@nongnu.org.') 4000endif 4001 4002if not supported_oses.contains(targetos) 4003 message() 4004 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!') 4005 message() 4006 message('Host OS ' + targetos + 'support is not currently maintained.') 4007 message('The QEMU project intends to remove support for this host OS in') 4008 message('a future release if nobody volunteers to maintain it and to') 4009 message('provide a build host for our continuous integration setup.') 4010 message('configure has succeeded and you can continue to build, but') 4011 message('if you care about QEMU on this platform you should contact') 4012 message('us upstream at qemu-devel@nongnu.org.') 4013endif 4014