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', required: get_option('cocoa')) 591if cocoa.found() and get_option('sdl').enabled() 592 error('Cocoa and SDL cannot be enabled at the same time') 593endif 594if cocoa.found() and get_option('gtk').enabled() 595 error('Cocoa and GTK+ cannot be enabled at the same time') 596endif 597 598vmnet = dependency('appleframeworks', modules: 'vmnet', required: get_option('vmnet')) 599if vmnet.found() and not cc.has_header_symbol('vmnet/vmnet.h', 600 'VMNET_BRIDGED_MODE', 601 dependencies: vmnet) 602 vmnet = not_found 603 if get_option('vmnet').enabled() 604 error('vmnet.framework API is outdated') 605 else 606 warning('vmnet.framework API is outdated, disabling') 607 endif 608endif 609 610seccomp = not_found 611if not get_option('seccomp').auto() or have_system or have_tools 612 seccomp = dependency('libseccomp', version: '>=2.3.0', 613 required: get_option('seccomp'), 614 method: 'pkg-config', kwargs: static_kwargs) 615endif 616 617libcap_ng = not_found 618if not get_option('cap_ng').auto() or have_system or have_tools 619 libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'], 620 required: get_option('cap_ng'), 621 kwargs: static_kwargs) 622endif 623if libcap_ng.found() and not cc.links(''' 624 #include <cap-ng.h> 625 int main(void) 626 { 627 capng_capability_to_name(CAPNG_EFFECTIVE); 628 return 0; 629 }''', dependencies: libcap_ng) 630 libcap_ng = not_found 631 if get_option('cap_ng').enabled() 632 error('could not link libcap-ng') 633 else 634 warning('could not link libcap-ng, disabling') 635 endif 636endif 637 638if get_option('xkbcommon').auto() and not have_system and not have_tools 639 xkbcommon = not_found 640else 641 xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'), 642 method: 'pkg-config', kwargs: static_kwargs) 643endif 644 645vde = not_found 646if not get_option('vde').auto() or have_system or have_tools 647 vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'], 648 required: get_option('vde'), 649 kwargs: static_kwargs) 650endif 651if vde.found() and not cc.links(''' 652 #include <libvdeplug.h> 653 int main(void) 654 { 655 struct vde_open_args a = {0, 0, 0}; 656 char s[] = ""; 657 vde_open(s, s, &a); 658 return 0; 659 }''', dependencies: vde) 660 vde = not_found 661 if get_option('cap_ng').enabled() 662 error('could not link libvdeplug') 663 else 664 warning('could not link libvdeplug, disabling') 665 endif 666endif 667 668pulse = not_found 669if not get_option('pa').auto() or (targetos == 'linux' and have_system) 670 pulse = dependency('libpulse', required: get_option('pa'), 671 method: 'pkg-config', kwargs: static_kwargs) 672endif 673alsa = not_found 674if not get_option('alsa').auto() or (targetos == 'linux' and have_system) 675 alsa = dependency('alsa', required: get_option('alsa'), 676 method: 'pkg-config', kwargs: static_kwargs) 677endif 678jack = not_found 679if not get_option('jack').auto() or have_system 680 jack = dependency('jack', required: get_option('jack'), 681 method: 'pkg-config', kwargs: static_kwargs) 682endif 683 684spice_protocol = not_found 685if not get_option('spice_protocol').auto() or have_system 686 spice_protocol = dependency('spice-protocol', version: '>=0.12.3', 687 required: get_option('spice_protocol'), 688 method: 'pkg-config', kwargs: static_kwargs) 689endif 690spice = not_found 691if not get_option('spice').auto() or have_system 692 spice = dependency('spice-server', version: '>=0.12.5', 693 required: get_option('spice'), 694 method: 'pkg-config', kwargs: static_kwargs) 695endif 696spice_headers = spice.partial_dependency(compile_args: true, includes: true) 697 698rt = cc.find_library('rt', required: false) 699 700libiscsi = not_found 701if not get_option('libiscsi').auto() or have_block 702 libiscsi = dependency('libiscsi', version: '>=1.9.0', 703 required: get_option('libiscsi'), 704 method: 'pkg-config', kwargs: static_kwargs) 705endif 706zstd = not_found 707if not get_option('zstd').auto() or have_block 708 zstd = dependency('libzstd', version: '>=1.4.0', 709 required: get_option('zstd'), 710 method: 'pkg-config', kwargs: static_kwargs) 711endif 712virgl = not_found 713 714have_vhost_user_gpu = have_tools and targetos == 'linux' and pixman.found() 715if not get_option('virglrenderer').auto() or have_system or have_vhost_user_gpu 716 virgl = dependency('virglrenderer', 717 method: 'pkg-config', 718 required: get_option('virglrenderer'), 719 kwargs: static_kwargs) 720endif 721curl = not_found 722if not get_option('curl').auto() or have_block 723 curl = dependency('libcurl', version: '>=7.29.0', 724 method: 'pkg-config', 725 required: get_option('curl'), 726 kwargs: static_kwargs) 727endif 728libudev = not_found 729if targetos == 'linux' and (have_system or have_tools) 730 libudev = dependency('libudev', 731 method: 'pkg-config', 732 required: get_option('libudev'), 733 kwargs: static_kwargs) 734endif 735 736mpathlibs = [libudev] 737mpathpersist = not_found 738mpathpersist_new_api = false 739if targetos == 'linux' and have_tools and get_option('mpath').allowed() 740 mpath_test_source_new = ''' 741 #include <libudev.h> 742 #include <mpath_persist.h> 743 unsigned mpath_mx_alloc_len = 1024; 744 int logsink; 745 static struct config *multipath_conf; 746 extern struct udev *udev; 747 extern struct config *get_multipath_config(void); 748 extern void put_multipath_config(struct config *conf); 749 struct udev *udev; 750 struct config *get_multipath_config(void) { return multipath_conf; } 751 void put_multipath_config(struct config *conf) { } 752 int main(void) { 753 udev = udev_new(); 754 multipath_conf = mpath_lib_init(); 755 return 0; 756 }''' 757 mpath_test_source_old = ''' 758 #include <libudev.h> 759 #include <mpath_persist.h> 760 unsigned mpath_mx_alloc_len = 1024; 761 int logsink; 762 int main(void) { 763 struct udev *udev = udev_new(); 764 mpath_lib_init(udev); 765 return 0; 766 }''' 767 libmpathpersist = cc.find_library('mpathpersist', 768 required: get_option('mpath'), 769 kwargs: static_kwargs) 770 if libmpathpersist.found() 771 mpathlibs += libmpathpersist 772 if enable_static 773 mpathlibs += cc.find_library('devmapper', 774 required: get_option('mpath'), 775 kwargs: static_kwargs) 776 endif 777 mpathlibs += cc.find_library('multipath', 778 required: get_option('mpath'), 779 kwargs: static_kwargs) 780 foreach lib: mpathlibs 781 if not lib.found() 782 mpathlibs = [] 783 break 784 endif 785 endforeach 786 if mpathlibs.length() == 0 787 msg = 'Dependencies missing for libmpathpersist' 788 elif cc.links(mpath_test_source_new, dependencies: mpathlibs) 789 mpathpersist = declare_dependency(dependencies: mpathlibs) 790 mpathpersist_new_api = true 791 elif cc.links(mpath_test_source_old, dependencies: mpathlibs) 792 mpathpersist = declare_dependency(dependencies: mpathlibs) 793 else 794 msg = 'Cannot detect libmpathpersist API' 795 endif 796 if not mpathpersist.found() 797 if get_option('mpath').enabled() 798 error(msg) 799 else 800 warning(msg + ', disabling') 801 endif 802 endif 803 endif 804endif 805 806iconv = not_found 807curses = not_found 808if have_system and get_option('curses').allowed() 809 curses_test = ''' 810 #if defined(__APPLE__) || defined(__OpenBSD__) 811 #define _XOPEN_SOURCE_EXTENDED 1 812 #endif 813 #include <locale.h> 814 #include <curses.h> 815 #include <wchar.h> 816 int main(void) { 817 wchar_t wch = L'w'; 818 setlocale(LC_ALL, ""); 819 resize_term(0, 0); 820 addwstr(L"wide chars\n"); 821 addnwstr(&wch, 1); 822 add_wch(WACS_DEGREE); 823 return 0; 824 }''' 825 826 curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw'] 827 foreach curses_dep : curses_dep_list 828 if not curses.found() 829 curses = dependency(curses_dep, 830 required: false, 831 method: 'pkg-config', 832 kwargs: static_kwargs) 833 endif 834 endforeach 835 msg = get_option('curses').enabled() ? 'curses library not found' : '' 836 curses_compile_args = ['-DNCURSES_WIDECHAR=1'] 837 if curses.found() 838 if cc.links(curses_test, args: curses_compile_args, dependencies: [curses]) 839 curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses]) 840 else 841 msg = 'curses package not usable' 842 curses = not_found 843 endif 844 endif 845 if not curses.found() 846 has_curses_h = cc.has_header('curses.h', args: curses_compile_args) 847 if targetos != 'windows' and not has_curses_h 848 message('Trying with /usr/include/ncursesw') 849 curses_compile_args += ['-I/usr/include/ncursesw'] 850 has_curses_h = cc.has_header('curses.h', args: curses_compile_args) 851 endif 852 if has_curses_h 853 curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw']) 854 foreach curses_libname : curses_libname_list 855 libcurses = cc.find_library(curses_libname, 856 required: false, 857 kwargs: static_kwargs) 858 if libcurses.found() 859 if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses) 860 curses = declare_dependency(compile_args: curses_compile_args, 861 dependencies: [libcurses]) 862 break 863 else 864 msg = 'curses library not usable' 865 endif 866 endif 867 endforeach 868 endif 869 endif 870 if get_option('iconv').allowed() 871 foreach link_args : [ ['-liconv'], [] ] 872 # Programs will be linked with glib and this will bring in libiconv on FreeBSD. 873 # We need to use libiconv if available because mixing libiconv's headers with 874 # the system libc does not work. 875 # However, without adding glib to the dependencies -L/usr/local/lib will not be 876 # included in the command line and libiconv will not be found. 877 if cc.links(''' 878 #include <iconv.h> 879 int main(void) { 880 iconv_t conv = iconv_open("WCHAR_T", "UCS-2"); 881 return conv != (iconv_t) -1; 882 }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args) 883 iconv = declare_dependency(link_args: link_args, dependencies: glib) 884 break 885 endif 886 endforeach 887 endif 888 if curses.found() and not iconv.found() 889 if get_option('iconv').enabled() 890 error('iconv not available') 891 endif 892 msg = 'iconv required for curses UI but not available' 893 curses = not_found 894 endif 895 if not curses.found() and msg != '' 896 if get_option('curses').enabled() 897 error(msg) 898 else 899 warning(msg + ', disabling') 900 endif 901 endif 902endif 903 904brlapi = not_found 905if not get_option('brlapi').auto() or have_system 906 brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'], 907 required: get_option('brlapi'), 908 kwargs: static_kwargs) 909 if brlapi.found() and not cc.links(''' 910 #include <brlapi.h> 911 #include <stddef.h> 912 int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi) 913 brlapi = not_found 914 if get_option('brlapi').enabled() 915 error('could not link brlapi') 916 else 917 warning('could not link brlapi, disabling') 918 endif 919 endif 920endif 921 922sdl = not_found 923if not get_option('sdl').auto() or (have_system and not cocoa.found()) 924 sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs) 925 sdl_image = not_found 926endif 927if sdl.found() 928 # work around 2.0.8 bug 929 sdl = declare_dependency(compile_args: '-Wno-undef', 930 dependencies: sdl) 931 sdl_image = dependency('SDL2_image', required: get_option('sdl_image'), 932 method: 'pkg-config', kwargs: static_kwargs) 933else 934 if get_option('sdl_image').enabled() 935 error('sdl-image required, but SDL was @0@'.format( 936 get_option('sdl').disabled() ? 'disabled' : 'not found')) 937 endif 938 sdl_image = not_found 939endif 940 941rbd = not_found 942if not get_option('rbd').auto() or have_block 943 librados = cc.find_library('rados', required: get_option('rbd'), 944 kwargs: static_kwargs) 945 librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'], 946 required: get_option('rbd'), 947 kwargs: static_kwargs) 948 if librados.found() and librbd.found() 949 if cc.links(''' 950 #include <stdio.h> 951 #include <rbd/librbd.h> 952 int main(void) { 953 rados_t cluster; 954 rados_create(&cluster, NULL); 955 #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0) 956 #error 957 #endif 958 return 0; 959 }''', dependencies: [librbd, librados]) 960 rbd = declare_dependency(dependencies: [librbd, librados]) 961 elif get_option('rbd').enabled() 962 error('librbd >= 1.12.0 required') 963 else 964 warning('librbd >= 1.12.0 not found, disabling') 965 endif 966 endif 967endif 968 969glusterfs = not_found 970glusterfs_ftruncate_has_stat = false 971glusterfs_iocb_has_stat = false 972if not get_option('glusterfs').auto() or have_block 973 glusterfs = dependency('glusterfs-api', version: '>=3', 974 required: get_option('glusterfs'), 975 method: 'pkg-config', kwargs: static_kwargs) 976 if glusterfs.found() 977 glusterfs_ftruncate_has_stat = cc.links(''' 978 #include <glusterfs/api/glfs.h> 979 980 int 981 main(void) 982 { 983 /* new glfs_ftruncate() passes two additional args */ 984 return glfs_ftruncate(NULL, 0, NULL, NULL); 985 } 986 ''', dependencies: glusterfs) 987 glusterfs_iocb_has_stat = cc.links(''' 988 #include <glusterfs/api/glfs.h> 989 990 /* new glfs_io_cbk() passes two additional glfs_stat structs */ 991 static void 992 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data) 993 {} 994 995 int 996 main(void) 997 { 998 glfs_io_cbk iocb = &glusterfs_iocb; 999 iocb(NULL, 0 , NULL, NULL, NULL); 1000 return 0; 1001 } 1002 ''', dependencies: glusterfs) 1003 endif 1004endif 1005 1006libssh = not_found 1007if not get_option('libssh').auto() or have_block 1008 libssh = dependency('libssh', version: '>=0.8.7', 1009 method: 'pkg-config', 1010 required: get_option('libssh'), 1011 kwargs: static_kwargs) 1012endif 1013 1014libbzip2 = not_found 1015if not get_option('bzip2').auto() or have_block 1016 libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'], 1017 required: get_option('bzip2'), 1018 kwargs: static_kwargs) 1019 if libbzip2.found() and not cc.links(''' 1020 #include <bzlib.h> 1021 int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2) 1022 libbzip2 = not_found 1023 if get_option('bzip2').enabled() 1024 error('could not link libbzip2') 1025 else 1026 warning('could not link libbzip2, disabling') 1027 endif 1028 endif 1029endif 1030 1031liblzfse = not_found 1032if not get_option('lzfse').auto() or have_block 1033 liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'], 1034 required: get_option('lzfse'), 1035 kwargs: static_kwargs) 1036endif 1037if liblzfse.found() and not cc.links(''' 1038 #include <lzfse.h> 1039 int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse) 1040 liblzfse = not_found 1041 if get_option('lzfse').enabled() 1042 error('could not link liblzfse') 1043 else 1044 warning('could not link liblzfse, disabling') 1045 endif 1046endif 1047 1048oss = not_found 1049if get_option('oss').allowed() and have_system 1050 if not cc.has_header('sys/soundcard.h') 1051 # not found 1052 elif targetos == 'netbsd' 1053 oss = cc.find_library('ossaudio', required: get_option('oss'), 1054 kwargs: static_kwargs) 1055 else 1056 oss = declare_dependency() 1057 endif 1058 1059 if not oss.found() 1060 if get_option('oss').enabled() 1061 error('OSS not found') 1062 endif 1063 endif 1064endif 1065dsound = not_found 1066if not get_option('dsound').auto() or (targetos == 'windows' and have_system) 1067 if cc.has_header('dsound.h') 1068 dsound = declare_dependency(link_args: ['-lole32', '-ldxguid']) 1069 endif 1070 1071 if not dsound.found() 1072 if get_option('dsound').enabled() 1073 error('DirectSound not found') 1074 endif 1075 endif 1076endif 1077 1078coreaudio = not_found 1079if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system) 1080 coreaudio = dependency('appleframeworks', modules: 'CoreAudio', 1081 required: get_option('coreaudio')) 1082endif 1083 1084opengl = not_found 1085if not get_option('opengl').auto() or have_system or have_vhost_user_gpu 1086 epoxy = dependency('epoxy', method: 'pkg-config', 1087 required: get_option('opengl'), kwargs: static_kwargs) 1088 if cc.has_header('epoxy/egl.h', dependencies: epoxy) 1089 opengl = epoxy 1090 elif get_option('opengl').enabled() 1091 error('epoxy/egl.h not found') 1092 endif 1093endif 1094gbm = not_found 1095if (have_system or have_tools) and (virgl.found() or opengl.found()) 1096 gbm = dependency('gbm', method: 'pkg-config', required: false, 1097 kwargs: static_kwargs) 1098endif 1099have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and gbm.found() 1100 1101gnutls = not_found 1102gnutls_crypto = not_found 1103if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system) 1104 # For general TLS support our min gnutls matches 1105 # that implied by our platform support matrix 1106 # 1107 # For the crypto backends, we look for a newer 1108 # gnutls: 1109 # 1110 # Version 3.6.8 is needed to get XTS 1111 # Version 3.6.13 is needed to get PBKDF 1112 # Version 3.6.14 is needed to get HW accelerated XTS 1113 # 1114 # If newer enough gnutls isn't available, we can 1115 # still use a different crypto backend to satisfy 1116 # the platform support requirements 1117 gnutls_crypto = dependency('gnutls', version: '>=3.6.14', 1118 method: 'pkg-config', 1119 required: false, 1120 kwargs: static_kwargs) 1121 if gnutls_crypto.found() 1122 gnutls = gnutls_crypto 1123 else 1124 # Our min version if all we need is TLS 1125 gnutls = dependency('gnutls', version: '>=3.5.18', 1126 method: 'pkg-config', 1127 required: get_option('gnutls'), 1128 kwargs: static_kwargs) 1129 endif 1130endif 1131 1132# We prefer use of gnutls for crypto, unless the options 1133# explicitly asked for nettle or gcrypt. 1134# 1135# If gnutls isn't available for crypto, then we'll prefer 1136# gcrypt over nettle for performance reasons. 1137gcrypt = not_found 1138nettle = not_found 1139hogweed = not_found 1140xts = 'none' 1141 1142if get_option('nettle').enabled() and get_option('gcrypt').enabled() 1143 error('Only one of gcrypt & nettle can be enabled') 1144endif 1145 1146# Explicit nettle/gcrypt request, so ignore gnutls for crypto 1147if get_option('nettle').enabled() or get_option('gcrypt').enabled() 1148 gnutls_crypto = not_found 1149endif 1150 1151if not gnutls_crypto.found() 1152 if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled() 1153 gcrypt = dependency('libgcrypt', version: '>=1.8', 1154 method: 'config-tool', 1155 required: get_option('gcrypt'), 1156 kwargs: static_kwargs) 1157 # Debian has removed -lgpg-error from libgcrypt-config 1158 # as it "spreads unnecessary dependencies" which in 1159 # turn breaks static builds... 1160 if gcrypt.found() and enable_static 1161 gcrypt = declare_dependency(dependencies: [ 1162 gcrypt, 1163 cc.find_library('gpg-error', required: true, kwargs: static_kwargs)]) 1164 endif 1165 endif 1166 if (not get_option('nettle').auto() or have_system) and not gcrypt.found() 1167 nettle = dependency('nettle', version: '>=3.4', 1168 method: 'pkg-config', 1169 required: get_option('nettle'), 1170 kwargs: static_kwargs) 1171 if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle) 1172 xts = 'private' 1173 endif 1174 endif 1175endif 1176 1177gmp = dependency('gmp', required: false, method: 'pkg-config', kwargs: static_kwargs) 1178if nettle.found() and gmp.found() 1179 hogweed = dependency('hogweed', version: '>=3.4', 1180 method: 'pkg-config', 1181 required: get_option('nettle'), 1182 kwargs: static_kwargs) 1183endif 1184 1185 1186gtk = not_found 1187gtkx11 = not_found 1188vte = not_found 1189if not get_option('gtk').auto() or (have_system and not cocoa.found()) 1190 gtk = dependency('gtk+-3.0', version: '>=3.22.0', 1191 method: 'pkg-config', 1192 required: get_option('gtk'), 1193 kwargs: static_kwargs) 1194 if gtk.found() 1195 gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0', 1196 method: 'pkg-config', 1197 required: false, 1198 kwargs: static_kwargs) 1199 gtk = declare_dependency(dependencies: [gtk, gtkx11]) 1200 1201 if not get_option('vte').auto() or have_system 1202 vte = dependency('vte-2.91', 1203 method: 'pkg-config', 1204 required: get_option('vte'), 1205 kwargs: static_kwargs) 1206 endif 1207 endif 1208endif 1209 1210x11 = not_found 1211if gtkx11.found() 1212 x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(), 1213 kwargs: static_kwargs) 1214endif 1215png = not_found 1216if get_option('png').allowed() and have_system 1217 png = dependency('libpng', version: '>=1.6.34', required: get_option('png'), 1218 method: 'pkg-config', kwargs: static_kwargs) 1219endif 1220vnc = not_found 1221jpeg = not_found 1222sasl = not_found 1223if get_option('vnc').allowed() and have_system 1224 vnc = declare_dependency() # dummy dependency 1225 jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'), 1226 method: 'pkg-config', kwargs: static_kwargs) 1227 sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'], 1228 required: get_option('vnc_sasl'), 1229 kwargs: static_kwargs) 1230 if sasl.found() 1231 sasl = declare_dependency(dependencies: sasl, 1232 compile_args: '-DSTRUCT_IOVEC_DEFINED') 1233 endif 1234endif 1235 1236pam = not_found 1237if not get_option('auth_pam').auto() or have_system 1238 pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'], 1239 required: get_option('auth_pam'), 1240 kwargs: static_kwargs) 1241endif 1242if pam.found() and not cc.links(''' 1243 #include <stddef.h> 1244 #include <security/pam_appl.h> 1245 int main(void) { 1246 const char *service_name = "qemu"; 1247 const char *user = "frank"; 1248 const struct pam_conv pam_conv = { 0 }; 1249 pam_handle_t *pamh = NULL; 1250 pam_start(service_name, user, &pam_conv, &pamh); 1251 return 0; 1252 }''', dependencies: pam) 1253 pam = not_found 1254 if get_option('auth_pam').enabled() 1255 error('could not link libpam') 1256 else 1257 warning('could not link libpam, disabling') 1258 endif 1259endif 1260 1261snappy = not_found 1262if not get_option('snappy').auto() or have_system 1263 snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'], 1264 required: get_option('snappy'), 1265 kwargs: static_kwargs) 1266endif 1267if snappy.found() and not linker.links(''' 1268 #include <snappy-c.h> 1269 int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy) 1270 snappy = not_found 1271 if get_option('snappy').enabled() 1272 error('could not link libsnappy') 1273 else 1274 warning('could not link libsnappy, disabling') 1275 endif 1276endif 1277 1278lzo = not_found 1279if not get_option('lzo').auto() or have_system 1280 lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'], 1281 required: get_option('lzo'), 1282 kwargs: static_kwargs) 1283endif 1284if lzo.found() and not cc.links(''' 1285 #include <lzo/lzo1x.h> 1286 int main(void) { lzo_version(); return 0; }''', dependencies: lzo) 1287 lzo = not_found 1288 if get_option('lzo').enabled() 1289 error('could not link liblzo2') 1290 else 1291 warning('could not link liblzo2, disabling') 1292 endif 1293endif 1294 1295numa = not_found 1296if not get_option('numa').auto() or have_system or have_tools 1297 numa = cc.find_library('numa', has_headers: ['numa.h'], 1298 required: get_option('numa'), 1299 kwargs: static_kwargs) 1300endif 1301if numa.found() and not cc.links(''' 1302 #include <numa.h> 1303 int main(void) { return numa_available(); } 1304 ''', dependencies: numa) 1305 numa = not_found 1306 if get_option('numa').enabled() 1307 error('could not link numa') 1308 else 1309 warning('could not link numa, disabling') 1310 endif 1311endif 1312 1313rdma = not_found 1314if not get_option('rdma').auto() or have_system 1315 libumad = cc.find_library('ibumad', required: get_option('rdma')) 1316 rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'], 1317 required: get_option('rdma'), 1318 kwargs: static_kwargs), 1319 cc.find_library('ibverbs', required: get_option('rdma'), 1320 kwargs: static_kwargs), 1321 libumad] 1322 rdma = declare_dependency(dependencies: rdma_libs) 1323 foreach lib: rdma_libs 1324 if not lib.found() 1325 rdma = not_found 1326 endif 1327 endforeach 1328endif 1329 1330xen = not_found 1331if get_option('xen').enabled() or (get_option('xen').auto() and have_system) 1332 xencontrol = dependency('xencontrol', required: false, 1333 method: 'pkg-config', kwargs: static_kwargs) 1334 if xencontrol.found() 1335 xen_pc = declare_dependency(version: xencontrol.version(), 1336 dependencies: [ 1337 xencontrol, 1338 # disabler: true makes xen_pc.found() return false if any is not found 1339 dependency('xenstore', required: false, 1340 method: 'pkg-config', kwargs: static_kwargs, 1341 disabler: true), 1342 dependency('xenforeignmemory', required: false, 1343 method: 'pkg-config', kwargs: static_kwargs, 1344 disabler: true), 1345 dependency('xengnttab', required: false, 1346 method: 'pkg-config', kwargs: static_kwargs, 1347 disabler: true), 1348 dependency('xenevtchn', required: false, 1349 method: 'pkg-config', kwargs: static_kwargs, 1350 disabler: true), 1351 dependency('xendevicemodel', required: false, 1352 method: 'pkg-config', kwargs: static_kwargs, 1353 disabler: true), 1354 # optional, no "disabler: true" 1355 dependency('xentoolcore', required: false, 1356 method: 'pkg-config', kwargs: static_kwargs)]) 1357 if xen_pc.found() 1358 xen = xen_pc 1359 endif 1360 endif 1361 if not xen.found() 1362 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' ] 1363 xen_libs = { 1364 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ], 1365 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ], 1366 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1367 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1368 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1369 '4.6.0': [ 'xenstore', 'xenctrl' ], 1370 '4.5.0': [ 'xenstore', 'xenctrl' ], 1371 '4.2.0': [ 'xenstore', 'xenctrl' ], 1372 } 1373 xen_deps = {} 1374 foreach ver: xen_tests 1375 # cache the various library tests to avoid polluting the logs 1376 xen_test_deps = [] 1377 foreach l: xen_libs[ver] 1378 if l not in xen_deps 1379 xen_deps += { l: cc.find_library(l, required: false) } 1380 endif 1381 xen_test_deps += xen_deps[l] 1382 endforeach 1383 1384 # Use -D to pick just one of the test programs in scripts/xen-detect.c 1385 xen_version = ver.split('.') 1386 xen_ctrl_version = xen_version[0] + \ 1387 ('0' + xen_version[1]).substring(-2) + \ 1388 ('0' + xen_version[2]).substring(-2) 1389 if cc.links(files('scripts/xen-detect.c'), 1390 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version, 1391 dependencies: xen_test_deps) 1392 xen = declare_dependency(version: ver, dependencies: xen_test_deps) 1393 break 1394 endif 1395 endforeach 1396 endif 1397 if xen.found() 1398 accelerators += 'CONFIG_XEN' 1399 elif get_option('xen').enabled() 1400 error('could not compile and link Xen test program') 1401 endif 1402endif 1403have_xen_pci_passthrough = get_option('xen_pci_passthrough') \ 1404 .require(xen.found(), 1405 error_message: 'Xen PCI passthrough requested but Xen not enabled') \ 1406 .require(targetos == 'linux', 1407 error_message: 'Xen PCI passthrough not available on this platform') \ 1408 .allowed() 1409 1410 1411cacard = not_found 1412if not get_option('smartcard').auto() or have_system 1413 cacard = dependency('libcacard', required: get_option('smartcard'), 1414 version: '>=2.5.1', method: 'pkg-config', 1415 kwargs: static_kwargs) 1416endif 1417u2f = not_found 1418if have_system 1419 u2f = dependency('u2f-emu', required: get_option('u2f'), 1420 method: 'pkg-config', 1421 kwargs: static_kwargs) 1422endif 1423canokey = not_found 1424if have_system 1425 canokey = dependency('canokey-qemu', required: get_option('canokey'), 1426 method: 'pkg-config', 1427 kwargs: static_kwargs) 1428endif 1429usbredir = not_found 1430if not get_option('usb_redir').auto() or have_system 1431 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'), 1432 version: '>=0.6', method: 'pkg-config', 1433 kwargs: static_kwargs) 1434endif 1435libusb = not_found 1436if not get_option('libusb').auto() or have_system 1437 libusb = dependency('libusb-1.0', required: get_option('libusb'), 1438 version: '>=1.0.13', method: 'pkg-config', 1439 kwargs: static_kwargs) 1440endif 1441 1442libpmem = not_found 1443if not get_option('libpmem').auto() or have_system 1444 libpmem = dependency('libpmem', required: get_option('libpmem'), 1445 method: 'pkg-config', kwargs: static_kwargs) 1446endif 1447libdaxctl = not_found 1448if not get_option('libdaxctl').auto() or have_system 1449 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'), 1450 version: '>=57', method: 'pkg-config', 1451 kwargs: static_kwargs) 1452endif 1453tasn1 = not_found 1454if gnutls.found() 1455 tasn1 = dependency('libtasn1', 1456 method: 'pkg-config', 1457 kwargs: static_kwargs) 1458endif 1459keyutils = dependency('libkeyutils', required: false, 1460 method: 'pkg-config', kwargs: static_kwargs) 1461 1462has_gettid = cc.has_function('gettid') 1463 1464# libselinux 1465selinux = dependency('libselinux', 1466 required: get_option('selinux'), 1467 method: 'pkg-config', kwargs: static_kwargs) 1468 1469# Malloc tests 1470 1471malloc = [] 1472if get_option('malloc') == 'system' 1473 has_malloc_trim = \ 1474 get_option('malloc_trim').allowed() and \ 1475 cc.links('''#include <malloc.h> 1476 int main(void) { malloc_trim(0); return 0; }''') 1477else 1478 has_malloc_trim = false 1479 malloc = cc.find_library(get_option('malloc'), required: true) 1480endif 1481if not has_malloc_trim and get_option('malloc_trim').enabled() 1482 if get_option('malloc') == 'system' 1483 error('malloc_trim not available on this platform.') 1484 else 1485 error('malloc_trim not available with non-libc memory allocator') 1486 endif 1487endif 1488 1489# Check whether the glibc provides statx() 1490 1491gnu_source_prefix = ''' 1492 #ifndef _GNU_SOURCE 1493 #define _GNU_SOURCE 1494 #endif 1495''' 1496statx_test = gnu_source_prefix + ''' 1497 #include <sys/stat.h> 1498 int main(void) { 1499 struct statx statxbuf; 1500 statx(0, "", 0, STATX_BASIC_STATS, &statxbuf); 1501 return 0; 1502 }''' 1503 1504has_statx = cc.links(statx_test) 1505 1506# Check whether statx() provides mount ID information 1507 1508statx_mnt_id_test = gnu_source_prefix + ''' 1509 #include <sys/stat.h> 1510 int main(void) { 1511 struct statx statxbuf; 1512 statx(0, "", 0, STATX_BASIC_STATS | STATX_MNT_ID, &statxbuf); 1513 return statxbuf.stx_mnt_id; 1514 }''' 1515 1516has_statx_mnt_id = cc.links(statx_mnt_id_test) 1517 1518have_vhost_user_blk_server = get_option('vhost_user_blk_server') \ 1519 .require(targetos == 'linux', 1520 error_message: 'vhost_user_blk_server requires linux') \ 1521 .require(have_vhost_user, 1522 error_message: 'vhost_user_blk_server requires vhost-user support') \ 1523 .disable_auto_if(not have_tools and not have_system) \ 1524 .allowed() 1525 1526if get_option('fuse').disabled() and get_option('fuse_lseek').enabled() 1527 error('Cannot enable fuse-lseek while fuse is disabled') 1528endif 1529 1530fuse = dependency('fuse3', required: get_option('fuse'), 1531 version: '>=3.1', method: 'pkg-config', 1532 kwargs: static_kwargs) 1533 1534fuse_lseek = not_found 1535if get_option('fuse_lseek').allowed() 1536 if fuse.version().version_compare('>=3.8') 1537 # Dummy dependency 1538 fuse_lseek = declare_dependency() 1539 elif get_option('fuse_lseek').enabled() 1540 if fuse.found() 1541 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version()) 1542 else 1543 error('fuse-lseek requires libfuse, which was not found') 1544 endif 1545 endif 1546endif 1547 1548have_libvduse = (targetos == 'linux') 1549if get_option('libvduse').enabled() 1550 if targetos != 'linux' 1551 error('libvduse requires linux') 1552 endif 1553elif get_option('libvduse').disabled() 1554 have_libvduse = false 1555endif 1556 1557have_vduse_blk_export = (have_libvduse and targetos == 'linux') 1558if get_option('vduse_blk_export').enabled() 1559 if targetos != 'linux' 1560 error('vduse_blk_export requires linux') 1561 elif not have_libvduse 1562 error('vduse_blk_export requires libvduse support') 1563 endif 1564elif get_option('vduse_blk_export').disabled() 1565 have_vduse_blk_export = false 1566endif 1567 1568# libbpf 1569libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config') 1570if libbpf.found() and not cc.links(''' 1571 #include <bpf/libbpf.h> 1572 int main(void) 1573 { 1574 bpf_object__destroy_skeleton(NULL); 1575 return 0; 1576 }''', dependencies: libbpf) 1577 libbpf = not_found 1578 if get_option('bpf').enabled() 1579 error('libbpf skeleton test failed') 1580 else 1581 warning('libbpf skeleton test failed, disabling') 1582 endif 1583endif 1584 1585################# 1586# config-host.h # 1587################# 1588 1589audio_drivers_selected = [] 1590if have_system 1591 audio_drivers_available = { 1592 'alsa': alsa.found(), 1593 'coreaudio': coreaudio.found(), 1594 'dsound': dsound.found(), 1595 'jack': jack.found(), 1596 'oss': oss.found(), 1597 'pa': pulse.found(), 1598 'sdl': sdl.found(), 1599 } 1600 foreach k, v: audio_drivers_available 1601 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v) 1602 endforeach 1603 1604 # Default to native drivers first, OSS second, SDL third 1605 audio_drivers_priority = \ 1606 [ 'pa', 'coreaudio', 'dsound', 'oss' ] + \ 1607 (targetos == 'linux' ? [] : [ 'sdl' ]) 1608 audio_drivers_default = [] 1609 foreach k: audio_drivers_priority 1610 if audio_drivers_available[k] 1611 audio_drivers_default += k 1612 endif 1613 endforeach 1614 1615 foreach k: get_option('audio_drv_list') 1616 if k == 'default' 1617 audio_drivers_selected += audio_drivers_default 1618 elif not audio_drivers_available[k] 1619 error('Audio driver "@0@" not available.'.format(k)) 1620 else 1621 audio_drivers_selected += k 1622 endif 1623 endforeach 1624endif 1625config_host_data.set('CONFIG_AUDIO_DRIVERS', 1626 '"' + '", "'.join(audio_drivers_selected) + '", ') 1627 1628if get_option('cfi') 1629 cfi_flags=[] 1630 # Check for dependency on LTO 1631 if not get_option('b_lto') 1632 error('Selected Control-Flow Integrity but LTO is disabled') 1633 endif 1634 if config_host.has_key('CONFIG_MODULES') 1635 error('Selected Control-Flow Integrity is not compatible with modules') 1636 endif 1637 # Check for cfi flags. CFI requires LTO so we can't use 1638 # get_supported_arguments, but need a more complex "compiles" which allows 1639 # custom arguments 1640 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall', 1641 args: ['-flto', '-fsanitize=cfi-icall'] ) 1642 cfi_flags += '-fsanitize=cfi-icall' 1643 else 1644 error('-fsanitize=cfi-icall is not supported by the compiler') 1645 endif 1646 if cc.compiles('int main () { return 0; }', 1647 name: '-fsanitize-cfi-icall-generalize-pointers', 1648 args: ['-flto', '-fsanitize=cfi-icall', 1649 '-fsanitize-cfi-icall-generalize-pointers'] ) 1650 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers' 1651 else 1652 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler') 1653 endif 1654 if get_option('cfi_debug') 1655 if cc.compiles('int main () { return 0; }', 1656 name: '-fno-sanitize-trap=cfi-icall', 1657 args: ['-flto', '-fsanitize=cfi-icall', 1658 '-fno-sanitize-trap=cfi-icall'] ) 1659 cfi_flags += '-fno-sanitize-trap=cfi-icall' 1660 else 1661 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler') 1662 endif 1663 endif 1664 add_global_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc']) 1665 add_global_link_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc']) 1666endif 1667 1668have_host_block_device = (targetos != 'darwin' or 1669 cc.has_header('IOKit/storage/IOMedia.h')) 1670 1671# FIXME enable_modules shouldn't be necessary, but: https://github.com/mesonbuild/meson/issues/8333 1672dbus_display = get_option('dbus_display') \ 1673 .require(gio.version().version_compare('>=2.64'), 1674 error_message: '-display dbus requires glib>=2.64') \ 1675 .require(enable_modules, 1676 error_message: '-display dbus requires --enable-modules') \ 1677 .require(gdbus_codegen.found(), 1678 error_message: '-display dbus requires gdbus-codegen') \ 1679 .require(opengl.found(), 1680 error_message: '-display dbus requires epoxy/egl') \ 1681 .allowed() 1682 1683have_virtfs = get_option('virtfs') \ 1684 .require(targetos == 'linux' or targetos == 'darwin', 1685 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \ 1686 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'), 1687 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \ 1688 .require(targetos == 'darwin' or (libattr.found() and libcap_ng.found()), 1689 error_message: 'virtio-9p (virtfs) on Linux requires libcap-ng-devel and libattr-devel') \ 1690 .disable_auto_if(not have_tools and not have_system) \ 1691 .allowed() 1692 1693have_virtfs_proxy_helper = targetos != 'darwin' and have_virtfs and have_tools 1694 1695if get_option('block_drv_ro_whitelist') == '' 1696 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '') 1697else 1698 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', 1699 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ') 1700endif 1701if get_option('block_drv_rw_whitelist') == '' 1702 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '') 1703else 1704 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', 1705 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ') 1706endif 1707 1708foreach k : get_option('trace_backends') 1709 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true) 1710endforeach 1711config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file')) 1712config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority')) 1713if iasl.found() 1714 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path()) 1715endif 1716config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir')) 1717config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix')) 1718config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir) 1719config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir) 1720config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir) 1721config_host_data.set_quoted('CONFIG_QEMU_FIRMWAREPATH', get_option('prefix') / get_option('qemu_firmwarepath')) 1722config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir')) 1723config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir) 1724config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir')) 1725config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir')) 1726config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir) 1727config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir')) 1728 1729if config_host.has_key('CONFIG_MODULES') 1730 config_host_data.set('CONFIG_STAMP', run_command( 1731 meson.current_source_dir() / 'scripts/qemu-stamp.py', 1732 meson.project_version(), get_option('pkgversion'), '--', 1733 meson.current_source_dir() / 'configure', 1734 capture: true, check: true).stdout().strip()) 1735endif 1736 1737have_slirp_smbd = get_option('slirp_smbd') \ 1738 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \ 1739 .allowed() 1740if have_slirp_smbd 1741 smbd_path = get_option('smbd') 1742 if smbd_path == '' 1743 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd') 1744 endif 1745 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path) 1746endif 1747 1748config_host_data.set('HOST_' + host_arch.to_upper(), 1) 1749 1750if get_option('module_upgrades') and not enable_modules 1751 error('Cannot enable module-upgrades as modules are not enabled') 1752endif 1753config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades')) 1754 1755config_host_data.set('CONFIG_ATTR', libattr.found()) 1756config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools')) 1757config_host_data.set('CONFIG_BRLAPI', brlapi.found()) 1758config_host_data.set('CONFIG_COCOA', cocoa.found()) 1759config_host_data.set('CONFIG_FUZZ', get_option('fuzzing')) 1760config_host_data.set('CONFIG_GCOV', get_option('b_coverage')) 1761config_host_data.set('CONFIG_LIBUDEV', libudev.found()) 1762config_host_data.set('CONFIG_LZO', lzo.found()) 1763config_host_data.set('CONFIG_MPATH', mpathpersist.found()) 1764config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api) 1765config_host_data.set('CONFIG_CURL', curl.found()) 1766config_host_data.set('CONFIG_CURSES', curses.found()) 1767config_host_data.set('CONFIG_GBM', gbm.found()) 1768config_host_data.set('CONFIG_GIO', gio.found()) 1769config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found()) 1770if glusterfs.found() 1771 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4')) 1772 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5')) 1773 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6')) 1774 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6')) 1775 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat) 1776 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat) 1777endif 1778config_host_data.set('CONFIG_GTK', gtk.found()) 1779config_host_data.set('CONFIG_VTE', vte.found()) 1780config_host_data.set('CONFIG_LIBATTR', have_old_libattr) 1781config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found()) 1782config_host_data.set('CONFIG_EBPF', libbpf.found()) 1783config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found()) 1784config_host_data.set('CONFIG_LIBISCSI', libiscsi.found()) 1785config_host_data.set('CONFIG_LIBNFS', libnfs.found()) 1786config_host_data.set('CONFIG_LIBSSH', libssh.found()) 1787config_host_data.set('CONFIG_LINUX_AIO', libaio.found()) 1788config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found()) 1789config_host_data.set('CONFIG_LIBURING_REGISTER_RING_FD', cc.has_function('io_uring_register_ring_fd', prefix: '#include <liburing.h>', dependencies:linux_io_uring)) 1790config_host_data.set('CONFIG_LIBPMEM', libpmem.found()) 1791config_host_data.set('CONFIG_NUMA', numa.found()) 1792config_host_data.set('CONFIG_OPENGL', opengl.found()) 1793config_host_data.set('CONFIG_PROFILER', get_option('profiler')) 1794config_host_data.set('CONFIG_RBD', rbd.found()) 1795config_host_data.set('CONFIG_RDMA', rdma.found()) 1796config_host_data.set('CONFIG_SDL', sdl.found()) 1797config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found()) 1798config_host_data.set('CONFIG_SECCOMP', seccomp.found()) 1799config_host_data.set('CONFIG_SNAPPY', snappy.found()) 1800config_host_data.set('CONFIG_TPM', have_tpm) 1801config_host_data.set('CONFIG_USB_LIBUSB', libusb.found()) 1802config_host_data.set('CONFIG_VDE', vde.found()) 1803config_host_data.set('CONFIG_VHOST_NET', have_vhost_net) 1804config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user) 1805config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa) 1806config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel) 1807config_host_data.set('CONFIG_VHOST_USER', have_vhost_user) 1808config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto) 1809config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa) 1810config_host_data.set('CONFIG_VMNET', vmnet.found()) 1811config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server) 1812config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export) 1813config_host_data.set('CONFIG_PNG', png.found()) 1814config_host_data.set('CONFIG_VNC', vnc.found()) 1815config_host_data.set('CONFIG_VNC_JPEG', jpeg.found()) 1816config_host_data.set('CONFIG_VNC_SASL', sasl.found()) 1817config_host_data.set('CONFIG_VIRTFS', have_virtfs) 1818config_host_data.set('CONFIG_VTE', vte.found()) 1819config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found()) 1820config_host_data.set('CONFIG_KEYUTILS', keyutils.found()) 1821config_host_data.set('CONFIG_GETTID', has_gettid) 1822config_host_data.set('CONFIG_GNUTLS', gnutls.found()) 1823config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found()) 1824config_host_data.set('CONFIG_TASN1', tasn1.found()) 1825config_host_data.set('CONFIG_GCRYPT', gcrypt.found()) 1826config_host_data.set('CONFIG_NETTLE', nettle.found()) 1827config_host_data.set('CONFIG_HOGWEED', hogweed.found()) 1828config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private') 1829config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim) 1830config_host_data.set('CONFIG_STATX', has_statx) 1831config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id) 1832config_host_data.set('CONFIG_ZSTD', zstd.found()) 1833config_host_data.set('CONFIG_FUSE', fuse.found()) 1834config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found()) 1835config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found()) 1836if spice_protocol.found() 1837config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0]) 1838config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1]) 1839config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2]) 1840endif 1841config_host_data.set('CONFIG_SPICE', spice.found()) 1842config_host_data.set('CONFIG_X11', x11.found()) 1843config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display) 1844config_host_data.set('CONFIG_CFI', get_option('cfi')) 1845config_host_data.set('CONFIG_SELINUX', selinux.found()) 1846config_host_data.set('CONFIG_XEN_BACKEND', xen.found()) 1847if xen.found() 1848 # protect from xen.version() having less than three components 1849 xen_version = xen.version().split('.') + ['0', '0'] 1850 xen_ctrl_version = xen_version[0] + \ 1851 ('0' + xen_version[1]).substring(-2) + \ 1852 ('0' + xen_version[2]).substring(-2) 1853 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version) 1854endif 1855config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version())) 1856config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0]) 1857config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1]) 1858config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2]) 1859 1860config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf) 1861config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device) 1862 1863have_coroutine_pool = get_option('coroutine_pool') 1864if get_option('debug_stack_usage') and have_coroutine_pool 1865 message('Disabling coroutine pool to measure stack usage') 1866 have_coroutine_pool = false 1867endif 1868config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool) 1869config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex')) 1870config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage')) 1871config_host_data.set('CONFIG_GPROF', get_option('gprof')) 1872config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed()) 1873config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug')) 1874config_host_data.set('CONFIG_REPLICATION', get_option('live_block_migration').allowed()) 1875 1876# has_header 1877config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h')) 1878config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h')) 1879config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h')) 1880config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h')) 1881config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h')) 1882config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h')) 1883config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h')) 1884config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h')) 1885config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h')) 1886 1887# has_function 1888config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4')) 1889config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime')) 1890config_host_data.set('CONFIG_DUP3', cc.has_function('dup3')) 1891config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate')) 1892config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate')) 1893# Note that we need to specify prefix: here to avoid incorrectly 1894# thinking that Windows has posix_memalign() 1895config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>')) 1896config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc')) 1897config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc')) 1898config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign')) 1899config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll')) 1900config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>')) 1901config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np')) 1902config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile')) 1903config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare')) 1904config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs')) 1905config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range')) 1906config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create')) 1907config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range')) 1908config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs')) 1909config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util)) 1910config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul')) 1911config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>')) 1912if rbd.found() 1913 config_host_data.set('HAVE_RBD_NAMESPACE_EXISTS', 1914 cc.has_function('rbd_namespace_exists', 1915 dependencies: rbd, 1916 prefix: '#include <rbd/librbd.h>')) 1917endif 1918if rdma.found() 1919 config_host_data.set('HAVE_IBV_ADVISE_MR', 1920 cc.has_function('ibv_advise_mr', 1921 dependencies: rdma, 1922 prefix: '#include <infiniband/verbs.h>')) 1923endif 1924 1925# has_header_symbol 1926config_host_data.set('CONFIG_BYTESWAP_H', 1927 cc.has_header_symbol('byteswap.h', 'bswap_32')) 1928config_host_data.set('CONFIG_EPOLL_CREATE1', 1929 cc.has_header_symbol('sys/epoll.h', 'epoll_create1')) 1930config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE', 1931 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and 1932 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE')) 1933config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE', 1934 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE')) 1935config_host_data.set('CONFIG_FIEMAP', 1936 cc.has_header('linux/fiemap.h') and 1937 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP')) 1938config_host_data.set('CONFIG_GETRANDOM', 1939 cc.has_function('getrandom') and 1940 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK')) 1941config_host_data.set('CONFIG_INOTIFY', 1942 cc.has_header_symbol('sys/inotify.h', 'inotify_init')) 1943config_host_data.set('CONFIG_INOTIFY1', 1944 cc.has_header_symbol('sys/inotify.h', 'inotify_init1')) 1945config_host_data.set('CONFIG_MACHINE_BSWAP_H', 1946 cc.has_header_symbol('machine/bswap.h', 'bswap32', 1947 prefix: '''#include <sys/endian.h> 1948 #include <sys/types.h>''')) 1949config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK', 1950 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK')) 1951config_host_data.set('CONFIG_RTNETLINK', 1952 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN')) 1953config_host_data.set('CONFIG_SYSMACROS', 1954 cc.has_header_symbol('sys/sysmacros.h', 'makedev')) 1955config_host_data.set('HAVE_OPTRESET', 1956 cc.has_header_symbol('getopt.h', 'optreset')) 1957config_host_data.set('HAVE_IPPROTO_MPTCP', 1958 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP')) 1959 1960# has_member 1961config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID', 1962 cc.has_member('struct sigevent', 'sigev_notify_thread_id', 1963 prefix: '#include <signal.h>')) 1964config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM', 1965 cc.has_member('struct stat', 'st_atim', 1966 prefix: '#include <sys/stat.h>')) 1967 1968# has_type 1969config_host_data.set('CONFIG_IOVEC', 1970 cc.has_type('struct iovec', 1971 prefix: '#include <sys/uio.h>')) 1972config_host_data.set('HAVE_UTMPX', 1973 cc.has_type('struct utmpx', 1974 prefix: '#include <utmpx.h>')) 1975 1976config_host_data.set('CONFIG_EVENTFD', cc.links(''' 1977 #include <sys/eventfd.h> 1978 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }''')) 1979config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + ''' 1980 #include <unistd.h> 1981 int main(void) { 1982 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0 1983 return fdatasync(0); 1984 #else 1985 #error Not supported 1986 #endif 1987 }''')) 1988 1989has_madvise = cc.links(gnu_source_prefix + ''' 1990 #include <sys/types.h> 1991 #include <sys/mman.h> 1992 #include <stddef.h> 1993 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''') 1994missing_madvise_proto = false 1995if has_madvise 1996 # Some platforms (illumos and Solaris before Solaris 11) provide madvise() 1997 # but forget to prototype it. In this case, has_madvise will be true (the 1998 # test program links despite a compile warning). To detect the 1999 # missing-prototype case, we try again with a definitely-bogus prototype. 2000 # This will only compile if the system headers don't provide the prototype; 2001 # otherwise the conflicting prototypes will cause a compiler error. 2002 missing_madvise_proto = cc.links(gnu_source_prefix + ''' 2003 #include <sys/types.h> 2004 #include <sys/mman.h> 2005 #include <stddef.h> 2006 extern int madvise(int); 2007 int main(void) { return madvise(0); }''') 2008endif 2009config_host_data.set('CONFIG_MADVISE', has_madvise) 2010config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto) 2011 2012config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + ''' 2013 #include <sys/mman.h> 2014 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }''')) 2015config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + ''' 2016 #include <fcntl.h> 2017 #if !defined(AT_EMPTY_PATH) 2018 # error missing definition 2019 #else 2020 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); } 2021 #endif''')) 2022config_host_data.set('CONFIG_PIPE2', cc.links(gnu_source_prefix + ''' 2023 #include <unistd.h> 2024 #include <fcntl.h> 2025 2026 int main(void) 2027 { 2028 int pipefd[2]; 2029 return pipe2(pipefd, O_CLOEXEC); 2030 }''')) 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} 3686summary_info += {'firmware path': get_option('prefix') / get_option('qemu_firmwarepath')} 3687summary_info += {'binary directory': get_option('prefix') / get_option('bindir')} 3688summary_info += {'library directory': get_option('prefix') / get_option('libdir')} 3689summary_info += {'module directory': qemu_moddir} 3690summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')} 3691summary_info += {'include directory': get_option('prefix') / get_option('includedir')} 3692summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')} 3693if targetos != 'windows' 3694 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')} 3695 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')} 3696else 3697 summary_info += {'local state directory': 'queried at runtime'} 3698endif 3699summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')} 3700summary_info += {'Build directory': meson.current_build_dir()} 3701summary_info += {'Source path': meson.current_source_dir()} 3702summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']} 3703summary(summary_info, bool_yn: true, section: 'Directories') 3704 3705# Host binaries 3706summary_info = {} 3707summary_info += {'git': config_host['GIT']} 3708summary_info += {'make': config_host['MAKE']} 3709summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())} 3710summary_info += {'sphinx-build': sphinx_build} 3711if config_host.has_key('HAVE_GDB_BIN') 3712 summary_info += {'gdb': config_host['HAVE_GDB_BIN']} 3713endif 3714summary_info += {'iasl': iasl} 3715summary_info += {'genisoimage': config_host['GENISOIMAGE']} 3716if targetos == 'windows' and have_ga 3717 summary_info += {'wixl': wixl} 3718endif 3719if slirp_opt != 'disabled' and have_system 3720 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false} 3721endif 3722summary(summary_info, bool_yn: true, section: 'Host binaries') 3723 3724# Configurable features 3725summary_info = {} 3726summary_info += {'Documentation': build_docs} 3727summary_info += {'system-mode emulation': have_system} 3728summary_info += {'user-mode emulation': have_user} 3729summary_info += {'block layer': have_block} 3730summary_info += {'Install blobs': get_option('install_blobs')} 3731summary_info += {'module support': config_host.has_key('CONFIG_MODULES')} 3732if config_host.has_key('CONFIG_MODULES') 3733 summary_info += {'alternative module path': get_option('module_upgrades')} 3734endif 3735summary_info += {'fuzzing support': get_option('fuzzing')} 3736if have_system 3737 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)} 3738endif 3739summary_info += {'Trace backends': ','.join(get_option('trace_backends'))} 3740if 'simple' in get_option('trace_backends') 3741 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'} 3742endif 3743summary_info += {'D-Bus display': dbus_display} 3744summary_info += {'QOM debugging': get_option('qom_cast_debug')} 3745summary_info += {'vhost-kernel support': have_vhost_kernel} 3746summary_info += {'vhost-net support': have_vhost_net} 3747summary_info += {'vhost-user support': have_vhost_user} 3748summary_info += {'vhost-user-crypto support': have_vhost_user_crypto} 3749summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server} 3750summary_info += {'vhost-vdpa support': have_vhost_vdpa} 3751summary_info += {'build guest agent': have_ga} 3752summary(summary_info, bool_yn: true, section: 'Configurable features') 3753 3754# Compilation information 3755summary_info = {} 3756summary_info += {'host CPU': cpu} 3757summary_info += {'host endianness': build_machine.endian()} 3758summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())} 3759summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())} 3760if link_language == 'cpp' 3761 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())} 3762else 3763 summary_info += {'C++ compiler': false} 3764endif 3765if targetos == 'darwin' 3766 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())} 3767endif 3768summary_info += {'CFLAGS': ' '.join(get_option('c_args') 3769 + ['-O' + get_option('optimization')] 3770 + (get_option('debug') ? ['-g'] : []))} 3771if link_language == 'cpp' 3772 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args') 3773 + ['-O' + get_option('optimization')] 3774 + (get_option('debug') ? ['-g'] : []))} 3775endif 3776if targetos == 'darwin' 3777 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args') 3778 + ['-O' + get_option('optimization')] 3779 + (get_option('debug') ? ['-g'] : []))} 3780endif 3781link_args = get_option(link_language + '_link_args') 3782if link_args.length() > 0 3783 summary_info += {'LDFLAGS': ' '.join(link_args)} 3784endif 3785summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)} 3786summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)} 3787summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)} 3788summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)} 3789summary_info += {'profiler': get_option('profiler')} 3790summary_info += {'link-time optimization (LTO)': get_option('b_lto')} 3791summary_info += {'PIE': get_option('b_pie')} 3792summary_info += {'static build': config_host.has_key('CONFIG_STATIC')} 3793summary_info += {'malloc trim support': has_malloc_trim} 3794summary_info += {'membarrier': have_membarrier} 3795summary_info += {'debug stack usage': get_option('debug_stack_usage')} 3796summary_info += {'mutex debugging': get_option('debug_mutex')} 3797summary_info += {'memory allocator': get_option('malloc')} 3798summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')} 3799summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')} 3800summary_info += {'gprof enabled': get_option('gprof')} 3801summary_info += {'gcov': get_option('b_coverage')} 3802summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')} 3803summary_info += {'CFI support': get_option('cfi')} 3804if get_option('cfi') 3805 summary_info += {'CFI debug support': get_option('cfi_debug')} 3806endif 3807summary_info += {'strip binaries': get_option('strip')} 3808summary_info += {'sparse': sparse} 3809summary_info += {'mingw32 support': targetos == 'windows'} 3810summary(summary_info, bool_yn: true, section: 'Compilation') 3811 3812# snarf the cross-compilation information for tests 3813summary_info = {} 3814have_cross = false 3815foreach target: target_dirs 3816 tcg_mak = meson.current_build_dir() / 'tests/tcg' / 'config-' + target + '.mak' 3817 if fs.exists(tcg_mak) 3818 config_cross_tcg = keyval.load(tcg_mak) 3819 if 'CC' in config_cross_tcg 3820 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']} 3821 have_cross = true 3822 endif 3823 endif 3824endforeach 3825if have_cross 3826 summary(summary_info, bool_yn: true, section: 'Cross compilers') 3827endif 3828 3829# Targets and accelerators 3830summary_info = {} 3831if have_system 3832 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')} 3833 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')} 3834 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')} 3835 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')} 3836 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')} 3837 summary_info += {'Xen support': xen.found()} 3838 if xen.found() 3839 summary_info += {'xen ctrl version': xen.version()} 3840 endif 3841endif 3842summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')} 3843if config_all.has_key('CONFIG_TCG') 3844 if get_option('tcg_interpreter') 3845 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'} 3846 else 3847 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)} 3848 endif 3849 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')} 3850 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')} 3851endif 3852summary_info += {'target list': ' '.join(target_dirs)} 3853if have_system 3854 summary_info += {'default devices': get_option('default_devices')} 3855 summary_info += {'out of process emulation': multiprocess_allowed} 3856 summary_info += {'vfio-user server': vfio_user_server_allowed} 3857endif 3858summary(summary_info, bool_yn: true, section: 'Targets and accelerators') 3859 3860# Block layer 3861summary_info = {} 3862summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']} 3863summary_info += {'coroutine pool': have_coroutine_pool} 3864if have_block 3865 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')} 3866 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')} 3867 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')} 3868 summary_info += {'VirtFS support': have_virtfs} 3869 summary_info += {'build virtiofs daemon': have_virtiofsd} 3870 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')} 3871 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')} 3872 summary_info += {'bochs support': get_option('bochs').allowed()} 3873 summary_info += {'cloop support': get_option('cloop').allowed()} 3874 summary_info += {'dmg support': get_option('dmg').allowed()} 3875 summary_info += {'qcow v1 support': get_option('qcow1').allowed()} 3876 summary_info += {'vdi support': get_option('vdi').allowed()} 3877 summary_info += {'vvfat support': get_option('vvfat').allowed()} 3878 summary_info += {'qed support': get_option('qed').allowed()} 3879 summary_info += {'parallels support': get_option('parallels').allowed()} 3880 summary_info += {'FUSE exports': fuse} 3881 summary_info += {'VDUSE block exports': have_vduse_blk_export} 3882endif 3883summary(summary_info, bool_yn: true, section: 'Block layer support') 3884 3885# Crypto 3886summary_info = {} 3887summary_info += {'TLS priority': get_option('tls_priority')} 3888summary_info += {'GNUTLS support': gnutls} 3889if gnutls.found() 3890 summary_info += {' GNUTLS crypto': gnutls_crypto.found()} 3891endif 3892summary_info += {'libgcrypt': gcrypt} 3893summary_info += {'nettle': nettle} 3894if nettle.found() 3895 summary_info += {' XTS': xts != 'private'} 3896endif 3897summary_info += {'AF_ALG support': have_afalg} 3898summary_info += {'rng-none': get_option('rng_none')} 3899summary_info += {'Linux keyring': have_keyring} 3900summary(summary_info, bool_yn: true, section: 'Crypto') 3901 3902# Libraries 3903summary_info = {} 3904if targetos == 'darwin' 3905 summary_info += {'Cocoa support': cocoa} 3906 summary_info += {'vmnet.framework support': vmnet} 3907endif 3908summary_info += {'SDL support': sdl} 3909summary_info += {'SDL image support': sdl_image} 3910summary_info += {'GTK support': gtk} 3911summary_info += {'pixman': pixman} 3912summary_info += {'VTE support': vte} 3913summary_info += {'slirp support': slirp_opt == 'internal' ? slirp_opt : slirp} 3914summary_info += {'libtasn1': tasn1} 3915summary_info += {'PAM': pam} 3916summary_info += {'iconv support': iconv} 3917summary_info += {'curses support': curses} 3918summary_info += {'virgl support': virgl} 3919summary_info += {'curl support': curl} 3920summary_info += {'Multipath support': mpathpersist} 3921summary_info += {'PNG support': png} 3922summary_info += {'VNC support': vnc} 3923if vnc.found() 3924 summary_info += {'VNC SASL support': sasl} 3925 summary_info += {'VNC JPEG support': jpeg} 3926endif 3927if targetos not in ['darwin', 'haiku', 'windows'] 3928 summary_info += {'OSS support': oss} 3929elif targetos == 'darwin' 3930 summary_info += {'CoreAudio support': coreaudio} 3931elif targetos == 'windows' 3932 summary_info += {'DirectSound support': dsound} 3933endif 3934if targetos == 'linux' 3935 summary_info += {'ALSA support': alsa} 3936 summary_info += {'PulseAudio support': pulse} 3937endif 3938summary_info += {'JACK support': jack} 3939summary_info += {'brlapi support': brlapi} 3940summary_info += {'vde support': vde} 3941summary_info += {'netmap support': have_netmap} 3942summary_info += {'l2tpv3 support': have_l2tpv3} 3943summary_info += {'Linux AIO support': libaio} 3944summary_info += {'Linux io_uring support': linux_io_uring} 3945summary_info += {'ATTR/XATTR support': libattr} 3946summary_info += {'RDMA support': rdma} 3947summary_info += {'PVRDMA support': have_pvrdma} 3948summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt} 3949summary_info += {'libcap-ng support': libcap_ng} 3950summary_info += {'bpf support': libbpf} 3951summary_info += {'spice protocol support': spice_protocol} 3952if spice_protocol.found() 3953 summary_info += {' spice server support': spice} 3954endif 3955summary_info += {'rbd support': rbd} 3956summary_info += {'smartcard support': cacard} 3957summary_info += {'U2F support': u2f} 3958summary_info += {'libusb': libusb} 3959summary_info += {'usb net redir': usbredir} 3960summary_info += {'OpenGL support (epoxy)': opengl} 3961summary_info += {'GBM': gbm} 3962summary_info += {'libiscsi support': libiscsi} 3963summary_info += {'libnfs support': libnfs} 3964if targetos == 'windows' 3965 if have_ga 3966 summary_info += {'QGA VSS support': have_qga_vss} 3967 endif 3968endif 3969summary_info += {'seccomp support': seccomp} 3970summary_info += {'GlusterFS support': glusterfs} 3971summary_info += {'TPM support': have_tpm} 3972summary_info += {'libssh support': libssh} 3973summary_info += {'lzo support': lzo} 3974summary_info += {'snappy support': snappy} 3975summary_info += {'bzip2 support': libbzip2} 3976summary_info += {'lzfse support': liblzfse} 3977summary_info += {'zstd support': zstd} 3978summary_info += {'NUMA host support': numa} 3979summary_info += {'capstone': capstone} 3980summary_info += {'libpmem support': libpmem} 3981summary_info += {'libdaxctl support': libdaxctl} 3982summary_info += {'libudev': libudev} 3983# Dummy dependency, keep .found() 3984summary_info += {'FUSE lseek': fuse_lseek.found()} 3985summary_info += {'selinux': selinux} 3986summary(summary_info, bool_yn: true, section: 'Dependencies') 3987 3988if not supported_cpus.contains(cpu) 3989 message() 3990 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!') 3991 message() 3992 message('CPU host architecture ' + cpu + ' support is not currently maintained.') 3993 message('The QEMU project intends to remove support for this host CPU in') 3994 message('a future release if nobody volunteers to maintain it and to') 3995 message('provide a build host for our continuous integration setup.') 3996 message('configure has succeeded and you can continue to build, but') 3997 message('if you care about QEMU on this platform you should contact') 3998 message('us upstream at qemu-devel@nongnu.org.') 3999endif 4000 4001if not supported_oses.contains(targetos) 4002 message() 4003 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!') 4004 message() 4005 message('Host OS ' + targetos + 'support is not currently maintained.') 4006 message('The QEMU project intends to remove support for this host OS in') 4007 message('a future release if nobody volunteers to maintain it and to') 4008 message('provide a build host for our continuous integration setup.') 4009 message('configure has succeeded and you can continue to build, but') 4010 message('if you care about QEMU on this platform you should contact') 4011 message('us upstream at qemu-devel@nongnu.org.') 4012endif 4013