1project('qemu', ['c'], meson_version: '>=0.61.3', 2 default_options: ['warning_level=1', 'c_std=gnu11', 'cpp_std=gnu++11', 'b_colorout=auto', 3 'b_staticpic=false', 'stdsplit=false', 'optimization=2', 'b_pie=true'], 4 version: files('VERSION')) 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 17targetos = host_machine.system() 18sh = find_program('sh') 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 26cc = meson.get_compiler('c') 27all_languages = ['c'] 28if add_languages('cpp', required: false, native: false) 29 all_languages += ['cpp'] 30 cxx = meson.get_compiler('cpp') 31endif 32if targetos == 'darwin' and \ 33 add_languages('objc', required: get_option('cocoa'), native: false) 34 all_languages += ['objc'] 35 objc = meson.get_compiler('objc') 36endif 37 38# Temporary directory used for files created while 39# configure runs. Since it is in the build directory 40# we can safely blow away any previous version of it 41# (and we need not jump through hoops to try to delete 42# it when configure exits.) 43tmpdir = meson.current_build_dir() / 'meson-private/temp' 44 45if get_option('qemu_suffix').startswith('/') 46 error('qemu_suffix cannot start with a /') 47endif 48 49qemu_confdir = get_option('sysconfdir') / get_option('qemu_suffix') 50qemu_datadir = get_option('datadir') / get_option('qemu_suffix') 51qemu_docdir = get_option('docdir') / get_option('qemu_suffix') 52qemu_moddir = get_option('libdir') / get_option('qemu_suffix') 53 54qemu_desktopdir = get_option('datadir') / 'applications' 55qemu_icondir = get_option('datadir') / 'icons' 56 57config_host_data = configuration_data() 58genh = [] 59qapi_trace_events = [] 60 61bsd_oses = ['gnu/kfreebsd', 'freebsd', 'netbsd', 'openbsd', 'dragonfly', 'darwin'] 62supported_oses = ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', 'sunos', 'linux'] 63supported_cpus = ['ppc', 'ppc64', 's390x', 'riscv', 'x86', 'x86_64', 64 'arm', 'aarch64', 'loongarch64', 'mips', 'mips64', 'sparc64'] 65 66cpu = host_machine.cpu_family() 67 68# Unify riscv* to a single family. 69if cpu in ['riscv32', 'riscv64'] 70 cpu = 'riscv' 71endif 72 73target_dirs = config_host['TARGET_DIRS'].split() 74have_linux_user = false 75have_bsd_user = false 76have_system = false 77foreach target : target_dirs 78 have_linux_user = have_linux_user or target.endswith('linux-user') 79 have_bsd_user = have_bsd_user or target.endswith('bsd-user') 80 have_system = have_system or target.endswith('-softmmu') 81endforeach 82have_user = have_linux_user or have_bsd_user 83have_tools = get_option('tools') \ 84 .disable_auto_if(not have_system) \ 85 .allowed() 86have_ga = get_option('guest_agent') \ 87 .disable_auto_if(not have_system and not have_tools) \ 88 .require(targetos in ['sunos', 'linux', 'windows', 'freebsd', 'netbsd', 'openbsd'], 89 error_message: 'unsupported OS for QEMU guest agent') \ 90 .allowed() 91have_block = have_system or have_tools 92 93python = import('python').find_installation() 94 95if cpu not in supported_cpus 96 host_arch = 'unknown' 97elif cpu == 'x86' 98 host_arch = 'i386' 99elif cpu == 'mips64' 100 host_arch = 'mips' 101else 102 host_arch = cpu 103endif 104 105if cpu in ['x86', 'x86_64'] 106 kvm_targets = ['i386-softmmu', 'x86_64-softmmu'] 107elif cpu == 'aarch64' 108 kvm_targets = ['aarch64-softmmu'] 109elif cpu == 's390x' 110 kvm_targets = ['s390x-softmmu'] 111elif cpu in ['ppc', 'ppc64'] 112 kvm_targets = ['ppc-softmmu', 'ppc64-softmmu'] 113elif cpu in ['mips', 'mips64'] 114 kvm_targets = ['mips-softmmu', 'mipsel-softmmu', 'mips64-softmmu', 'mips64el-softmmu'] 115elif cpu in ['riscv'] 116 kvm_targets = ['riscv32-softmmu', 'riscv64-softmmu'] 117else 118 kvm_targets = [] 119endif 120 121kvm_targets_c = '""' 122if get_option('kvm').allowed() and targetos == 'linux' 123 kvm_targets_c = '"' + '" ,"'.join(kvm_targets) + '"' 124endif 125config_host_data.set('CONFIG_KVM_TARGETS', kvm_targets_c) 126 127accelerator_targets = { 'CONFIG_KVM': kvm_targets } 128 129if cpu in ['aarch64'] 130 accelerator_targets += { 131 'CONFIG_HVF': ['aarch64-softmmu'] 132 } 133endif 134 135if cpu in ['x86', 'x86_64', 'arm', 'aarch64'] 136 # i386 emulator provides xenpv machine type for multiple architectures 137 accelerator_targets += { 138 'CONFIG_XEN': ['i386-softmmu', 'x86_64-softmmu'], 139 } 140endif 141if cpu in ['x86', 'x86_64'] 142 accelerator_targets += { 143 'CONFIG_HAX': ['i386-softmmu', 'x86_64-softmmu'], 144 'CONFIG_HVF': ['x86_64-softmmu'], 145 'CONFIG_NVMM': ['i386-softmmu', 'x86_64-softmmu'], 146 'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'], 147 } 148endif 149 150modular_tcg = [] 151# Darwin does not support references to thread-local variables in modules 152if targetos != 'darwin' 153 modular_tcg = ['i386-softmmu', 'x86_64-softmmu'] 154endif 155 156edk2_targets = [ 'arm-softmmu', 'aarch64-softmmu', 'i386-softmmu', 'x86_64-softmmu' ] 157unpack_edk2_blobs = false 158foreach target : edk2_targets 159 if target in target_dirs 160 bzip2 = find_program('bzip2', required: get_option('install_blobs')) 161 unpack_edk2_blobs = bzip2.found() 162 break 163 endif 164endforeach 165 166dtrace = not_found 167stap = not_found 168if 'dtrace' in get_option('trace_backends') 169 dtrace = find_program('dtrace', required: true) 170 stap = find_program('stap', required: false) 171 if stap.found() 172 # Workaround to avoid dtrace(1) producing a file with 'hidden' symbol 173 # visibility. Define STAP_SDT_V2 to produce 'default' symbol visibility 174 # instead. QEMU --enable-modules depends on this because the SystemTap 175 # semaphores are linked into the main binary and not the module's shared 176 # object. 177 add_global_arguments('-DSTAP_SDT_V2', 178 native: false, language: all_languages) 179 endif 180endif 181 182if get_option('iasl') == '' 183 iasl = find_program('iasl', required: false) 184else 185 iasl = find_program(get_option('iasl'), required: true) 186endif 187 188################## 189# Compiler flags # 190################## 191 192qemu_cflags = config_host['QEMU_CFLAGS'].split() 193qemu_objcflags = config_host['QEMU_OBJCFLAGS'].split() 194qemu_ldflags = config_host['QEMU_LDFLAGS'].split() 195 196if enable_static 197 qemu_ldflags += get_option('b_pie') ? '-static-pie' : '-static' 198endif 199 200# Detect support for PT_GNU_RELRO + DT_BIND_NOW. 201# The combination is known as "full relro", because .got.plt is read-only too. 202qemu_ldflags += cc.get_supported_link_arguments('-Wl,-z,relro', '-Wl,-z,now') 203 204if targetos == 'windows' 205 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--no-seh', '-Wl,--nxcompat') 206 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--dynamicbase', '-Wl,--high-entropy-va') 207endif 208 209if get_option('gprof') 210 qemu_cflags += ['-p'] 211 qemu_objcflags += ['-p'] 212 qemu_ldflags += ['-p'] 213endif 214 215# Specify linker-script with add_project_link_arguments so that it is not placed 216# within a linker --start-group/--end-group pair 217if get_option('fuzzing') 218 add_project_link_arguments(['-Wl,-T,', 219 (meson.current_source_dir() / 'tests/qtest/fuzz/fork_fuzz.ld')], 220 native: false, language: all_languages) 221 222 # Specify a filter to only instrument code that is directly related to 223 # virtual-devices. 224 configure_file(output: 'instrumentation-filter', 225 input: 'scripts/oss-fuzz/instrumentation-filter-template', 226 copy: true) 227 228 if cc.compiles('int main () { return 0; }', 229 name: '-fsanitize-coverage-allowlist=/dev/null', 230 args: ['-fsanitize-coverage-allowlist=/dev/null', 231 '-fsanitize-coverage=trace-pc'] ) 232 add_global_arguments('-fsanitize-coverage-allowlist=instrumentation-filter', 233 native: false, language: all_languages) 234 endif 235 236 if get_option('fuzzing_engine') == '' 237 # Add CFLAGS to tell clang to add fuzzer-related instrumentation to all the 238 # compiled code. To build non-fuzzer binaries with --enable-fuzzing, link 239 # everything with fsanitize=fuzzer-no-link. Otherwise, the linker will be 240 # unable to bind the fuzzer-related callbacks added by instrumentation. 241 add_global_arguments('-fsanitize=fuzzer-no-link', 242 native: false, language: all_languages) 243 add_global_link_arguments('-fsanitize=fuzzer-no-link', 244 native: false, language: all_languages) 245 # For the actual fuzzer binaries, we need to link against the libfuzzer 246 # library. They need to be configurable, to support OSS-Fuzz 247 fuzz_exe_ldflags = ['-fsanitize=fuzzer'] 248 else 249 # LIB_FUZZING_ENGINE was set; assume we are running on OSS-Fuzz, and 250 # the needed CFLAGS have already been provided 251 fuzz_exe_ldflags = get_option('fuzzing_engine').split() 252 endif 253endif 254 255# Check that the C++ compiler exists and works with the C compiler. 256link_language = 'c' 257linker = cc 258qemu_cxxflags = [] 259if 'cpp' in all_languages 260 add_global_arguments(['-D__STDC_LIMIT_MACROS', '-D__STDC_CONSTANT_MACROS', '-D__STDC_FORMAT_MACROS'], 261 native: false, language: 'cpp') 262 foreach k: qemu_cflags 263 if k not in ['-Wstrict-prototypes', '-Wmissing-prototypes', '-Wnested-externs', 264 '-Wold-style-declaration', '-Wold-style-definition', '-Wredundant-decls'] 265 qemu_cxxflags += [k] 266 endif 267 endforeach 268 269 if cxx.links(files('scripts/main.c'), args: qemu_cflags) 270 link_language = 'cpp' 271 linker = cxx 272 else 273 message('C++ compiler does not work with C compiler') 274 message('Disabling C++-specific optional code') 275 endif 276endif 277 278# Exclude --warn-common with TSan to suppress warnings from the TSan libraries. 279if targetos != 'sunos' and not config_host.has_key('CONFIG_TSAN') 280 qemu_ldflags += linker.get_supported_link_arguments('-Wl,--warn-common') 281endif 282 283add_global_link_arguments(qemu_ldflags, native: false, language: all_languages) 284 285add_global_arguments(qemu_cflags, native: false, language: 'c') 286add_global_arguments(qemu_cxxflags, native: false, language: 'cpp') 287add_global_arguments(qemu_objcflags, native: false, language: 'objc') 288if targetos == 'linux' 289 add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers', 290 '-isystem', 'linux-headers', 291 language: all_languages) 292endif 293 294add_project_arguments('-iquote', '.', 295 '-iquote', meson.current_source_dir(), 296 '-iquote', meson.current_source_dir() / 'include', 297 language: all_languages) 298 299sparse = find_program('cgcc', required: get_option('sparse')) 300if sparse.found() 301 run_target('sparse', 302 command: [find_program('scripts/check_sparse.py'), 303 'compile_commands.json', sparse.full_path(), '-Wbitwise', 304 '-Wno-transparent-union', '-Wno-old-initializer', 305 '-Wno-non-pointer-null']) 306endif 307 308########################################### 309# Target-specific checks and dependencies # 310########################################### 311 312# Fuzzing 313if get_option('fuzzing') and get_option('fuzzing_engine') == '' and \ 314 not cc.links(''' 315 #include <stdint.h> 316 #include <sys/types.h> 317 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size); 318 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; } 319 ''', 320 args: ['-Werror', '-fsanitize=fuzzer']) 321 error('Your compiler does not support -fsanitize=fuzzer') 322endif 323 324# Tracing backends 325if 'ftrace' in get_option('trace_backends') and targetos != 'linux' 326 error('ftrace is supported only on Linux') 327endif 328if 'syslog' in get_option('trace_backends') and not cc.compiles(''' 329 #include <syslog.h> 330 int main(void) { 331 openlog("qemu", LOG_PID, LOG_DAEMON); 332 syslog(LOG_INFO, "configure"); 333 return 0; 334 }''') 335 error('syslog is not supported on this system') 336endif 337 338# Miscellaneous Linux-only features 339get_option('mpath') \ 340 .require(targetos == 'linux', error_message: 'Multipath is supported only on Linux') 341 342multiprocess_allowed = get_option('multiprocess') \ 343 .require(targetos == 'linux', error_message: 'Multiprocess QEMU is supported only on Linux') \ 344 .allowed() 345 346vfio_user_server_allowed = get_option('vfio_user_server') \ 347 .require(targetos == 'linux', error_message: 'vfio-user server is supported only on Linux') \ 348 .allowed() 349 350have_tpm = get_option('tpm') \ 351 .require(targetos != 'windows', error_message: 'TPM emulation only available on POSIX systems') \ 352 .allowed() 353 354# vhost 355have_vhost_user = get_option('vhost_user') \ 356 .disable_auto_if(targetos != 'linux') \ 357 .require(targetos != 'windows', 358 error_message: 'vhost-user is not available on Windows').allowed() 359have_vhost_vdpa = get_option('vhost_vdpa') \ 360 .require(targetos == 'linux', 361 error_message: 'vhost-vdpa is only available on Linux').allowed() 362have_vhost_kernel = get_option('vhost_kernel') \ 363 .require(targetos == 'linux', 364 error_message: 'vhost-kernel is only available on Linux').allowed() 365have_vhost_user_crypto = get_option('vhost_crypto') \ 366 .require(have_vhost_user, 367 error_message: 'vhost-crypto requires vhost-user to be enabled').allowed() 368 369have_vhost = have_vhost_user or have_vhost_vdpa or have_vhost_kernel 370 371have_vhost_net_user = have_vhost_user and get_option('vhost_net').allowed() 372have_vhost_net_vdpa = have_vhost_vdpa and get_option('vhost_net').allowed() 373have_vhost_net_kernel = have_vhost_kernel and get_option('vhost_net').allowed() 374have_vhost_net = have_vhost_net_kernel or have_vhost_net_user or have_vhost_net_vdpa 375 376# Target-specific libraries and flags 377libm = cc.find_library('m', required: false) 378threads = dependency('threads') 379util = cc.find_library('util', required: false) 380winmm = [] 381socket = [] 382version_res = [] 383coref = [] 384iokit = [] 385emulator_link_args = [] 386nvmm =not_found 387hvf = not_found 388midl = not_found 389widl = not_found 390pathcch = not_found 391host_dsosuf = '.so' 392if targetos == 'windows' 393 midl = find_program('midl', required: false) 394 widl = find_program('widl', required: false) 395 pathcch = cc.find_library('pathcch') 396 socket = cc.find_library('ws2_32') 397 winmm = cc.find_library('winmm') 398 399 win = import('windows') 400 version_res = win.compile_resources('version.rc', 401 depend_files: files('pc-bios/qemu-nsis.ico'), 402 include_directories: include_directories('.')) 403 host_dsosuf = '.dll' 404elif targetos == 'darwin' 405 coref = dependency('appleframeworks', modules: 'CoreFoundation') 406 iokit = dependency('appleframeworks', modules: 'IOKit', required: false) 407 host_dsosuf = '.dylib' 408elif targetos == 'sunos' 409 socket = [cc.find_library('socket'), 410 cc.find_library('nsl'), 411 cc.find_library('resolv')] 412elif targetos == 'haiku' 413 socket = [cc.find_library('posix_error_mapper'), 414 cc.find_library('network'), 415 cc.find_library('bsd')] 416elif targetos == 'openbsd' 417 if get_option('tcg').allowed() and target_dirs.length() > 0 418 # Disable OpenBSD W^X if available 419 emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded') 420 endif 421endif 422 423# Target-specific configuration of accelerators 424accelerators = [] 425if get_option('kvm').allowed() and targetos == 'linux' 426 accelerators += 'CONFIG_KVM' 427endif 428if get_option('whpx').allowed() and targetos == 'windows' 429 if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64' 430 error('WHPX requires 64-bit host') 431 elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \ 432 cc.has_header('WinHvEmulation.h', required: get_option('whpx')) 433 accelerators += 'CONFIG_WHPX' 434 endif 435endif 436if get_option('hvf').allowed() 437 hvf = dependency('appleframeworks', modules: 'Hypervisor', 438 required: get_option('hvf')) 439 if hvf.found() 440 accelerators += 'CONFIG_HVF' 441 endif 442endif 443if get_option('hax').allowed() 444 if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd'] 445 accelerators += 'CONFIG_HAX' 446 endif 447endif 448if targetos == 'netbsd' 449 nvmm = cc.find_library('nvmm', required: get_option('nvmm')) 450 if nvmm.found() 451 accelerators += 'CONFIG_NVMM' 452 endif 453endif 454 455tcg_arch = host_arch 456if get_option('tcg').allowed() 457 if host_arch == 'unknown' 458 if get_option('tcg_interpreter') 459 warning('Unsupported CPU @0@, will use TCG with TCI (slow)'.format(cpu)) 460 else 461 error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu)) 462 endif 463 elif get_option('tcg_interpreter') 464 warning('Use of the TCG interpreter is not recommended on this host') 465 warning('architecture. There is a native TCG execution backend available') 466 warning('which provides substantially better performance and reliability.') 467 warning('It is strongly recommended to remove the --enable-tcg-interpreter') 468 warning('configuration option on this architecture to use the native') 469 warning('backend.') 470 endif 471 if get_option('tcg_interpreter') 472 tcg_arch = 'tci' 473 config_host += { 'CONFIG_TCG_INTERPRETER': 'y' } 474 elif host_arch == 'x86_64' 475 tcg_arch = 'i386' 476 elif host_arch == 'ppc64' 477 tcg_arch = 'ppc' 478 endif 479 add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch, 480 language: all_languages) 481 482 accelerators += 'CONFIG_TCG' 483 config_host += { 'CONFIG_TCG': 'y' } 484endif 485 486if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled() 487 error('KVM not available on this platform') 488endif 489if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled() 490 error('HVF not available on this platform') 491endif 492if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled() 493 error('NVMM not available on this platform') 494endif 495if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled() 496 error('WHPX not available on this platform') 497endif 498 499################ 500# Dependencies # 501################ 502 503# The path to glib.h is added to all compilation commands. This was 504# grandfathered in from the QEMU Makefiles. 505add_project_arguments(config_host['GLIB_CFLAGS'].split(), 506 native: false, language: all_languages) 507glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(), 508 link_args: config_host['GLIB_LIBS'].split(), 509 version: config_host['GLIB_VERSION'], 510 variables: { 511 'bindir': config_host['GLIB_BINDIR'], 512 }) 513# override glib dep with the configure results (for subprojects) 514meson.override_dependency('glib-2.0', glib) 515 516gio = not_found 517gdbus_codegen = not_found 518gdbus_codegen_error = '@0@ requires gdbus-codegen, please install libgio' 519if not get_option('gio').auto() or have_system 520 gio = dependency('gio-2.0', required: get_option('gio'), 521 method: 'pkg-config', kwargs: static_kwargs) 522 if gio.found() and not cc.links(''' 523 #include <gio/gio.h> 524 int main(void) 525 { 526 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0); 527 return 0; 528 }''', dependencies: [glib, gio]) 529 if get_option('gio').enabled() 530 error('The installed libgio is broken for static linking') 531 endif 532 gio = not_found 533 endif 534 if gio.found() 535 gdbus_codegen = find_program(gio.get_variable('gdbus_codegen'), 536 required: get_option('gio')) 537 gio_unix = dependency('gio-unix-2.0', required: get_option('gio'), 538 method: 'pkg-config', kwargs: static_kwargs) 539 gio = declare_dependency(dependencies: [gio, gio_unix], 540 version: gio.version()) 541 endif 542endif 543if gdbus_codegen.found() and get_option('cfi') 544 gdbus_codegen = not_found 545 gdbus_codegen_error = '@0@ uses gdbus-codegen, which does not support control flow integrity' 546endif 547 548lttng = not_found 549if 'ust' in get_option('trace_backends') 550 lttng = dependency('lttng-ust', required: true, version: '>= 2.1', 551 method: 'pkg-config', kwargs: static_kwargs) 552endif 553pixman = not_found 554if have_system or have_tools 555 pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8', 556 method: 'pkg-config', kwargs: static_kwargs) 557endif 558zlib = dependency('zlib', required: true, kwargs: static_kwargs) 559 560libaio = not_found 561if not get_option('linux_aio').auto() or have_block 562 libaio = cc.find_library('aio', has_headers: ['libaio.h'], 563 required: get_option('linux_aio'), 564 kwargs: static_kwargs) 565endif 566 567linux_io_uring_test = ''' 568 #include <liburing.h> 569 #include <linux/errqueue.h> 570 571 int main(void) { return 0; }''' 572 573linux_io_uring = not_found 574if not get_option('linux_io_uring').auto() or have_block 575 linux_io_uring = dependency('liburing', version: '>=0.3', 576 required: get_option('linux_io_uring'), 577 method: 'pkg-config', kwargs: static_kwargs) 578 if not cc.links(linux_io_uring_test) 579 linux_io_uring = not_found 580 endif 581endif 582 583libnfs = not_found 584if not get_option('libnfs').auto() or have_block 585 libnfs = dependency('libnfs', version: '>=1.9.3', 586 required: get_option('libnfs'), 587 method: 'pkg-config', kwargs: static_kwargs) 588endif 589 590libattr_test = ''' 591 #include <stddef.h> 592 #include <sys/types.h> 593 #ifdef CONFIG_LIBATTR 594 #include <attr/xattr.h> 595 #else 596 #include <sys/xattr.h> 597 #endif 598 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }''' 599 600libattr = not_found 601have_old_libattr = false 602if get_option('attr').allowed() 603 if cc.links(libattr_test) 604 libattr = declare_dependency() 605 else 606 libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'], 607 required: get_option('attr'), 608 kwargs: static_kwargs) 609 if libattr.found() and not \ 610 cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR') 611 libattr = not_found 612 if get_option('attr').enabled() 613 error('could not link libattr') 614 else 615 warning('could not link libattr, disabling') 616 endif 617 else 618 have_old_libattr = libattr.found() 619 endif 620 endif 621endif 622 623cocoa = dependency('appleframeworks', modules: ['Cocoa', 'CoreVideo'], 624 required: get_option('cocoa')) 625 626vmnet = dependency('appleframeworks', modules: 'vmnet', required: get_option('vmnet')) 627if vmnet.found() and not cc.has_header_symbol('vmnet/vmnet.h', 628 'VMNET_BRIDGED_MODE', 629 dependencies: vmnet) 630 vmnet = not_found 631 if get_option('vmnet').enabled() 632 error('vmnet.framework API is outdated') 633 else 634 warning('vmnet.framework API is outdated, disabling') 635 endif 636endif 637 638seccomp = not_found 639seccomp_has_sysrawrc = false 640if not get_option('seccomp').auto() or have_system or have_tools 641 seccomp = dependency('libseccomp', version: '>=2.3.0', 642 required: get_option('seccomp'), 643 method: 'pkg-config', kwargs: static_kwargs) 644 if seccomp.found() 645 seccomp_has_sysrawrc = cc.has_header_symbol('seccomp.h', 646 'SCMP_FLTATR_API_SYSRAWRC', 647 dependencies: seccomp) 648 endif 649endif 650 651libcap_ng = not_found 652if not get_option('cap_ng').auto() or have_system or have_tools 653 libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'], 654 required: get_option('cap_ng'), 655 kwargs: static_kwargs) 656endif 657if libcap_ng.found() and not cc.links(''' 658 #include <cap-ng.h> 659 int main(void) 660 { 661 capng_capability_to_name(CAPNG_EFFECTIVE); 662 return 0; 663 }''', dependencies: libcap_ng) 664 libcap_ng = not_found 665 if get_option('cap_ng').enabled() 666 error('could not link libcap-ng') 667 else 668 warning('could not link libcap-ng, disabling') 669 endif 670endif 671 672if get_option('xkbcommon').auto() and not have_system and not have_tools 673 xkbcommon = not_found 674else 675 xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'), 676 method: 'pkg-config', kwargs: static_kwargs) 677endif 678 679slirp = not_found 680if not get_option('slirp').auto() or have_system 681 slirp = dependency('slirp', required: get_option('slirp'), 682 method: 'pkg-config', kwargs: static_kwargs) 683 # slirp < 4.7 is incompatible with CFI support in QEMU. This is because 684 # it passes function pointers within libslirp as callbacks for timers. 685 # When using a system-wide shared libslirp, the type information for the 686 # callback is missing and the timer call produces a false positive with CFI. 687 # Do not use the "version" keyword argument to produce a better error. 688 # with control-flow integrity. 689 if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7') 690 if get_option('slirp').enabled() 691 error('Control-Flow Integrity requires libslirp 4.7.') 692 else 693 warning('Cannot use libslirp since Control-Flow Integrity requires libslirp >= 4.7.') 694 slirp = not_found 695 endif 696 endif 697endif 698 699vde = not_found 700if not get_option('vde').auto() or have_system or have_tools 701 vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'], 702 required: get_option('vde'), 703 kwargs: static_kwargs) 704endif 705if vde.found() and not cc.links(''' 706 #include <libvdeplug.h> 707 int main(void) 708 { 709 struct vde_open_args a = {0, 0, 0}; 710 char s[] = ""; 711 vde_open(s, s, &a); 712 return 0; 713 }''', dependencies: vde) 714 vde = not_found 715 if get_option('cap_ng').enabled() 716 error('could not link libvdeplug') 717 else 718 warning('could not link libvdeplug, disabling') 719 endif 720endif 721 722pulse = not_found 723if not get_option('pa').auto() or (targetos == 'linux' and have_system) 724 pulse = dependency('libpulse', required: get_option('pa'), 725 method: 'pkg-config', kwargs: static_kwargs) 726endif 727alsa = not_found 728if not get_option('alsa').auto() or (targetos == 'linux' and have_system) 729 alsa = dependency('alsa', required: get_option('alsa'), 730 method: 'pkg-config', kwargs: static_kwargs) 731endif 732jack = not_found 733if not get_option('jack').auto() or have_system 734 jack = dependency('jack', required: get_option('jack'), 735 method: 'pkg-config', kwargs: static_kwargs) 736endif 737sndio = not_found 738if not get_option('sndio').auto() or have_system 739 sndio = dependency('sndio', required: get_option('sndio'), 740 method: 'pkg-config', kwargs: static_kwargs) 741endif 742 743spice_protocol = not_found 744if not get_option('spice_protocol').auto() or have_system 745 spice_protocol = dependency('spice-protocol', version: '>=0.12.3', 746 required: get_option('spice_protocol'), 747 method: 'pkg-config', kwargs: static_kwargs) 748endif 749spice = not_found 750if not get_option('spice').auto() or have_system 751 spice = dependency('spice-server', version: '>=0.12.5', 752 required: get_option('spice'), 753 method: 'pkg-config', kwargs: static_kwargs) 754endif 755spice_headers = spice.partial_dependency(compile_args: true, includes: true) 756 757rt = cc.find_library('rt', required: false) 758 759libiscsi = not_found 760if not get_option('libiscsi').auto() or have_block 761 libiscsi = dependency('libiscsi', version: '>=1.9.0', 762 required: get_option('libiscsi'), 763 method: 'pkg-config', kwargs: static_kwargs) 764endif 765zstd = not_found 766if not get_option('zstd').auto() or have_block 767 zstd = dependency('libzstd', version: '>=1.4.0', 768 required: get_option('zstd'), 769 method: 'pkg-config', kwargs: static_kwargs) 770endif 771virgl = not_found 772 773have_vhost_user_gpu = have_tools and targetos == 'linux' and pixman.found() 774if not get_option('virglrenderer').auto() or have_system or have_vhost_user_gpu 775 virgl = dependency('virglrenderer', 776 method: 'pkg-config', 777 required: get_option('virglrenderer'), 778 kwargs: static_kwargs) 779endif 780blkio = not_found 781if not get_option('blkio').auto() or have_block 782 blkio = dependency('blkio', 783 method: 'pkg-config', 784 required: get_option('blkio'), 785 kwargs: static_kwargs) 786endif 787curl = not_found 788if not get_option('curl').auto() or have_block 789 curl = dependency('libcurl', version: '>=7.29.0', 790 method: 'pkg-config', 791 required: get_option('curl'), 792 kwargs: static_kwargs) 793endif 794libudev = not_found 795if targetos == 'linux' and (have_system or have_tools) 796 libudev = dependency('libudev', 797 method: 'pkg-config', 798 required: get_option('libudev'), 799 kwargs: static_kwargs) 800endif 801 802mpathlibs = [libudev] 803mpathpersist = not_found 804mpathpersist_new_api = false 805if targetos == 'linux' and have_tools and get_option('mpath').allowed() 806 mpath_test_source_new = ''' 807 #include <libudev.h> 808 #include <mpath_persist.h> 809 unsigned mpath_mx_alloc_len = 1024; 810 int logsink; 811 static struct config *multipath_conf; 812 extern struct udev *udev; 813 extern struct config *get_multipath_config(void); 814 extern void put_multipath_config(struct config *conf); 815 struct udev *udev; 816 struct config *get_multipath_config(void) { return multipath_conf; } 817 void put_multipath_config(struct config *conf) { } 818 int main(void) { 819 udev = udev_new(); 820 multipath_conf = mpath_lib_init(); 821 return 0; 822 }''' 823 mpath_test_source_old = ''' 824 #include <libudev.h> 825 #include <mpath_persist.h> 826 unsigned mpath_mx_alloc_len = 1024; 827 int logsink; 828 int main(void) { 829 struct udev *udev = udev_new(); 830 mpath_lib_init(udev); 831 return 0; 832 }''' 833 libmpathpersist = cc.find_library('mpathpersist', 834 required: get_option('mpath'), 835 kwargs: static_kwargs) 836 if libmpathpersist.found() 837 mpathlibs += libmpathpersist 838 if enable_static 839 mpathlibs += cc.find_library('devmapper', 840 required: get_option('mpath'), 841 kwargs: static_kwargs) 842 endif 843 mpathlibs += cc.find_library('multipath', 844 required: get_option('mpath'), 845 kwargs: static_kwargs) 846 foreach lib: mpathlibs 847 if not lib.found() 848 mpathlibs = [] 849 break 850 endif 851 endforeach 852 if mpathlibs.length() == 0 853 msg = 'Dependencies missing for libmpathpersist' 854 elif cc.links(mpath_test_source_new, dependencies: mpathlibs) 855 mpathpersist = declare_dependency(dependencies: mpathlibs) 856 mpathpersist_new_api = true 857 elif cc.links(mpath_test_source_old, dependencies: mpathlibs) 858 mpathpersist = declare_dependency(dependencies: mpathlibs) 859 else 860 msg = 'Cannot detect libmpathpersist API' 861 endif 862 if not mpathpersist.found() 863 if get_option('mpath').enabled() 864 error(msg) 865 else 866 warning(msg + ', disabling') 867 endif 868 endif 869 endif 870endif 871 872iconv = not_found 873curses = not_found 874if have_system and get_option('curses').allowed() 875 curses_test = ''' 876 #if defined(__APPLE__) || defined(__OpenBSD__) 877 #define _XOPEN_SOURCE_EXTENDED 1 878 #endif 879 #include <locale.h> 880 #include <curses.h> 881 #include <wchar.h> 882 int main(void) { 883 wchar_t wch = L'w'; 884 setlocale(LC_ALL, ""); 885 resize_term(0, 0); 886 addwstr(L"wide chars\n"); 887 addnwstr(&wch, 1); 888 add_wch(WACS_DEGREE); 889 return 0; 890 }''' 891 892 curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw'] 893 curses = dependency(curses_dep_list, 894 required: false, 895 method: 'pkg-config', 896 kwargs: static_kwargs) 897 msg = get_option('curses').enabled() ? 'curses library not found' : '' 898 curses_compile_args = ['-DNCURSES_WIDECHAR=1'] 899 if curses.found() 900 if cc.links(curses_test, args: curses_compile_args, dependencies: [curses]) 901 curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses]) 902 else 903 msg = 'curses package not usable' 904 curses = not_found 905 endif 906 endif 907 if not curses.found() 908 has_curses_h = cc.has_header('curses.h', args: curses_compile_args) 909 if targetos != 'windows' and not has_curses_h 910 message('Trying with /usr/include/ncursesw') 911 curses_compile_args += ['-I/usr/include/ncursesw'] 912 has_curses_h = cc.has_header('curses.h', args: curses_compile_args) 913 endif 914 if has_curses_h 915 curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw']) 916 foreach curses_libname : curses_libname_list 917 libcurses = cc.find_library(curses_libname, 918 required: false, 919 kwargs: static_kwargs) 920 if libcurses.found() 921 if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses) 922 curses = declare_dependency(compile_args: curses_compile_args, 923 dependencies: [libcurses]) 924 break 925 else 926 msg = 'curses library not usable' 927 endif 928 endif 929 endforeach 930 endif 931 endif 932 if get_option('iconv').allowed() 933 foreach link_args : [ ['-liconv'], [] ] 934 # Programs will be linked with glib and this will bring in libiconv on FreeBSD. 935 # We need to use libiconv if available because mixing libiconv's headers with 936 # the system libc does not work. 937 # However, without adding glib to the dependencies -L/usr/local/lib will not be 938 # included in the command line and libiconv will not be found. 939 if cc.links(''' 940 #include <iconv.h> 941 int main(void) { 942 iconv_t conv = iconv_open("WCHAR_T", "UCS-2"); 943 return conv != (iconv_t) -1; 944 }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args) 945 iconv = declare_dependency(link_args: link_args, dependencies: glib) 946 break 947 endif 948 endforeach 949 endif 950 if curses.found() and not iconv.found() 951 if get_option('iconv').enabled() 952 error('iconv not available') 953 endif 954 msg = 'iconv required for curses UI but not available' 955 curses = not_found 956 endif 957 if not curses.found() and msg != '' 958 if get_option('curses').enabled() 959 error(msg) 960 else 961 warning(msg + ', disabling') 962 endif 963 endif 964endif 965 966brlapi = not_found 967if not get_option('brlapi').auto() or have_system 968 brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'], 969 required: get_option('brlapi'), 970 kwargs: static_kwargs) 971 if brlapi.found() and not cc.links(''' 972 #include <brlapi.h> 973 #include <stddef.h> 974 int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi) 975 brlapi = not_found 976 if get_option('brlapi').enabled() 977 error('could not link brlapi') 978 else 979 warning('could not link brlapi, disabling') 980 endif 981 endif 982endif 983 984sdl = not_found 985if not get_option('sdl').auto() or have_system 986 sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs) 987 sdl_image = not_found 988endif 989if sdl.found() 990 # work around 2.0.8 bug 991 sdl = declare_dependency(compile_args: '-Wno-undef', 992 dependencies: sdl) 993 sdl_image = dependency('SDL2_image', required: get_option('sdl_image'), 994 method: 'pkg-config', kwargs: static_kwargs) 995else 996 if get_option('sdl_image').enabled() 997 error('sdl-image required, but SDL was @0@'.format( 998 get_option('sdl').disabled() ? 'disabled' : 'not found')) 999 endif 1000 sdl_image = not_found 1001endif 1002 1003rbd = not_found 1004if not get_option('rbd').auto() or have_block 1005 librados = cc.find_library('rados', required: get_option('rbd'), 1006 kwargs: static_kwargs) 1007 librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'], 1008 required: get_option('rbd'), 1009 kwargs: static_kwargs) 1010 if librados.found() and librbd.found() 1011 if cc.links(''' 1012 #include <stdio.h> 1013 #include <rbd/librbd.h> 1014 int main(void) { 1015 rados_t cluster; 1016 rados_create(&cluster, NULL); 1017 #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0) 1018 #error 1019 #endif 1020 return 0; 1021 }''', dependencies: [librbd, librados]) 1022 rbd = declare_dependency(dependencies: [librbd, librados]) 1023 elif get_option('rbd').enabled() 1024 error('librbd >= 1.12.0 required') 1025 else 1026 warning('librbd >= 1.12.0 not found, disabling') 1027 endif 1028 endif 1029endif 1030 1031glusterfs = not_found 1032glusterfs_ftruncate_has_stat = false 1033glusterfs_iocb_has_stat = false 1034if not get_option('glusterfs').auto() or have_block 1035 glusterfs = dependency('glusterfs-api', version: '>=3', 1036 required: get_option('glusterfs'), 1037 method: 'pkg-config', kwargs: static_kwargs) 1038 if glusterfs.found() 1039 glusterfs_ftruncate_has_stat = cc.links(''' 1040 #include <glusterfs/api/glfs.h> 1041 1042 int 1043 main(void) 1044 { 1045 /* new glfs_ftruncate() passes two additional args */ 1046 return glfs_ftruncate(NULL, 0, NULL, NULL); 1047 } 1048 ''', dependencies: glusterfs) 1049 glusterfs_iocb_has_stat = cc.links(''' 1050 #include <glusterfs/api/glfs.h> 1051 1052 /* new glfs_io_cbk() passes two additional glfs_stat structs */ 1053 static void 1054 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data) 1055 {} 1056 1057 int 1058 main(void) 1059 { 1060 glfs_io_cbk iocb = &glusterfs_iocb; 1061 iocb(NULL, 0 , NULL, NULL, NULL); 1062 return 0; 1063 } 1064 ''', dependencies: glusterfs) 1065 endif 1066endif 1067 1068libssh = not_found 1069if not get_option('libssh').auto() or have_block 1070 libssh = dependency('libssh', version: '>=0.8.7', 1071 method: 'pkg-config', 1072 required: get_option('libssh'), 1073 kwargs: static_kwargs) 1074endif 1075 1076libbzip2 = not_found 1077if not get_option('bzip2').auto() or have_block 1078 libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'], 1079 required: get_option('bzip2'), 1080 kwargs: static_kwargs) 1081 if libbzip2.found() and not cc.links(''' 1082 #include <bzlib.h> 1083 int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2) 1084 libbzip2 = not_found 1085 if get_option('bzip2').enabled() 1086 error('could not link libbzip2') 1087 else 1088 warning('could not link libbzip2, disabling') 1089 endif 1090 endif 1091endif 1092 1093liblzfse = not_found 1094if not get_option('lzfse').auto() or have_block 1095 liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'], 1096 required: get_option('lzfse'), 1097 kwargs: static_kwargs) 1098endif 1099if liblzfse.found() and not cc.links(''' 1100 #include <lzfse.h> 1101 int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse) 1102 liblzfse = not_found 1103 if get_option('lzfse').enabled() 1104 error('could not link liblzfse') 1105 else 1106 warning('could not link liblzfse, disabling') 1107 endif 1108endif 1109 1110oss = not_found 1111if get_option('oss').allowed() and have_system 1112 if not cc.has_header('sys/soundcard.h') 1113 # not found 1114 elif targetos == 'netbsd' 1115 oss = cc.find_library('ossaudio', required: get_option('oss'), 1116 kwargs: static_kwargs) 1117 else 1118 oss = declare_dependency() 1119 endif 1120 1121 if not oss.found() 1122 if get_option('oss').enabled() 1123 error('OSS not found') 1124 endif 1125 endif 1126endif 1127dsound = not_found 1128if not get_option('dsound').auto() or (targetos == 'windows' and have_system) 1129 if cc.has_header('dsound.h') 1130 dsound = declare_dependency(link_args: ['-lole32', '-ldxguid']) 1131 endif 1132 1133 if not dsound.found() 1134 if get_option('dsound').enabled() 1135 error('DirectSound not found') 1136 endif 1137 endif 1138endif 1139 1140coreaudio = not_found 1141if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system) 1142 coreaudio = dependency('appleframeworks', modules: 'CoreAudio', 1143 required: get_option('coreaudio')) 1144endif 1145 1146opengl = not_found 1147if not get_option('opengl').auto() or have_system or have_vhost_user_gpu 1148 epoxy = dependency('epoxy', method: 'pkg-config', 1149 required: get_option('opengl'), kwargs: static_kwargs) 1150 if cc.has_header('epoxy/egl.h', dependencies: epoxy) 1151 opengl = epoxy 1152 elif get_option('opengl').enabled() 1153 error('epoxy/egl.h not found') 1154 endif 1155endif 1156gbm = not_found 1157if (have_system or have_tools) and (virgl.found() or opengl.found()) 1158 gbm = dependency('gbm', method: 'pkg-config', required: false, 1159 kwargs: static_kwargs) 1160endif 1161have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and opengl.found() and gbm.found() 1162 1163gnutls = not_found 1164gnutls_crypto = not_found 1165if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system) 1166 # For general TLS support our min gnutls matches 1167 # that implied by our platform support matrix 1168 # 1169 # For the crypto backends, we look for a newer 1170 # gnutls: 1171 # 1172 # Version 3.6.8 is needed to get XTS 1173 # Version 3.6.13 is needed to get PBKDF 1174 # Version 3.6.14 is needed to get HW accelerated XTS 1175 # 1176 # If newer enough gnutls isn't available, we can 1177 # still use a different crypto backend to satisfy 1178 # the platform support requirements 1179 gnutls_crypto = dependency('gnutls', version: '>=3.6.14', 1180 method: 'pkg-config', 1181 required: false, 1182 kwargs: static_kwargs) 1183 if gnutls_crypto.found() 1184 gnutls = gnutls_crypto 1185 else 1186 # Our min version if all we need is TLS 1187 gnutls = dependency('gnutls', version: '>=3.5.18', 1188 method: 'pkg-config', 1189 required: get_option('gnutls'), 1190 kwargs: static_kwargs) 1191 endif 1192endif 1193 1194# We prefer use of gnutls for crypto, unless the options 1195# explicitly asked for nettle or gcrypt. 1196# 1197# If gnutls isn't available for crypto, then we'll prefer 1198# gcrypt over nettle for performance reasons. 1199gcrypt = not_found 1200nettle = not_found 1201hogweed = not_found 1202xts = 'none' 1203 1204if get_option('nettle').enabled() and get_option('gcrypt').enabled() 1205 error('Only one of gcrypt & nettle can be enabled') 1206endif 1207 1208# Explicit nettle/gcrypt request, so ignore gnutls for crypto 1209if get_option('nettle').enabled() or get_option('gcrypt').enabled() 1210 gnutls_crypto = not_found 1211endif 1212 1213if not gnutls_crypto.found() 1214 if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled() 1215 gcrypt = dependency('libgcrypt', version: '>=1.8', 1216 method: 'config-tool', 1217 required: get_option('gcrypt'), 1218 kwargs: static_kwargs) 1219 # Debian has removed -lgpg-error from libgcrypt-config 1220 # as it "spreads unnecessary dependencies" which in 1221 # turn breaks static builds... 1222 if gcrypt.found() and enable_static 1223 gcrypt = declare_dependency(dependencies: [ 1224 gcrypt, 1225 cc.find_library('gpg-error', required: true, kwargs: static_kwargs)]) 1226 endif 1227 endif 1228 if (not get_option('nettle').auto() or have_system) and not gcrypt.found() 1229 nettle = dependency('nettle', version: '>=3.4', 1230 method: 'pkg-config', 1231 required: get_option('nettle'), 1232 kwargs: static_kwargs) 1233 if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle) 1234 xts = 'private' 1235 endif 1236 endif 1237endif 1238 1239gmp = dependency('gmp', required: false, method: 'pkg-config', kwargs: static_kwargs) 1240if nettle.found() and gmp.found() 1241 hogweed = dependency('hogweed', version: '>=3.4', 1242 method: 'pkg-config', 1243 required: get_option('nettle'), 1244 kwargs: static_kwargs) 1245endif 1246 1247 1248gtk = not_found 1249gtkx11 = not_found 1250vte = not_found 1251have_gtk_clipboard = get_option('gtk_clipboard').enabled() 1252 1253if not get_option('gtk').auto() or have_system 1254 gtk = dependency('gtk+-3.0', version: '>=3.22.0', 1255 method: 'pkg-config', 1256 required: get_option('gtk'), 1257 kwargs: static_kwargs) 1258 if gtk.found() 1259 gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0', 1260 method: 'pkg-config', 1261 required: false, 1262 kwargs: static_kwargs) 1263 gtk = declare_dependency(dependencies: [gtk, gtkx11]) 1264 1265 if not get_option('vte').auto() or have_system 1266 vte = dependency('vte-2.91', 1267 method: 'pkg-config', 1268 required: get_option('vte'), 1269 kwargs: static_kwargs) 1270 endif 1271 elif have_gtk_clipboard 1272 error('GTK clipboard requested, but GTK not found') 1273 endif 1274endif 1275 1276x11 = not_found 1277if gtkx11.found() 1278 x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(), 1279 kwargs: static_kwargs) 1280endif 1281png = not_found 1282if get_option('png').allowed() and have_system 1283 png = dependency('libpng', version: '>=1.6.34', required: get_option('png'), 1284 method: 'pkg-config', kwargs: static_kwargs) 1285endif 1286vnc = not_found 1287jpeg = not_found 1288sasl = not_found 1289if get_option('vnc').allowed() and have_system 1290 vnc = declare_dependency() # dummy dependency 1291 jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'), 1292 method: 'pkg-config', kwargs: static_kwargs) 1293 sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'], 1294 required: get_option('vnc_sasl'), 1295 kwargs: static_kwargs) 1296 if sasl.found() 1297 sasl = declare_dependency(dependencies: sasl, 1298 compile_args: '-DSTRUCT_IOVEC_DEFINED') 1299 endif 1300endif 1301 1302pam = not_found 1303if not get_option('auth_pam').auto() or have_system 1304 pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'], 1305 required: get_option('auth_pam'), 1306 kwargs: static_kwargs) 1307endif 1308if pam.found() and not cc.links(''' 1309 #include <stddef.h> 1310 #include <security/pam_appl.h> 1311 int main(void) { 1312 const char *service_name = "qemu"; 1313 const char *user = "frank"; 1314 const struct pam_conv pam_conv = { 0 }; 1315 pam_handle_t *pamh = NULL; 1316 pam_start(service_name, user, &pam_conv, &pamh); 1317 return 0; 1318 }''', dependencies: pam) 1319 pam = not_found 1320 if get_option('auth_pam').enabled() 1321 error('could not link libpam') 1322 else 1323 warning('could not link libpam, disabling') 1324 endif 1325endif 1326 1327snappy = not_found 1328if not get_option('snappy').auto() or have_system 1329 snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'], 1330 required: get_option('snappy'), 1331 kwargs: static_kwargs) 1332endif 1333if snappy.found() and not linker.links(''' 1334 #include <snappy-c.h> 1335 int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy) 1336 snappy = not_found 1337 if get_option('snappy').enabled() 1338 error('could not link libsnappy') 1339 else 1340 warning('could not link libsnappy, disabling') 1341 endif 1342endif 1343 1344lzo = not_found 1345if not get_option('lzo').auto() or have_system 1346 lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'], 1347 required: get_option('lzo'), 1348 kwargs: static_kwargs) 1349endif 1350if lzo.found() and not cc.links(''' 1351 #include <lzo/lzo1x.h> 1352 int main(void) { lzo_version(); return 0; }''', dependencies: lzo) 1353 lzo = not_found 1354 if get_option('lzo').enabled() 1355 error('could not link liblzo2') 1356 else 1357 warning('could not link liblzo2, disabling') 1358 endif 1359endif 1360 1361numa = not_found 1362if not get_option('numa').auto() or have_system or have_tools 1363 numa = cc.find_library('numa', has_headers: ['numa.h'], 1364 required: get_option('numa'), 1365 kwargs: static_kwargs) 1366endif 1367if numa.found() and not cc.links(''' 1368 #include <numa.h> 1369 int main(void) { return numa_available(); } 1370 ''', dependencies: numa) 1371 numa = not_found 1372 if get_option('numa').enabled() 1373 error('could not link numa') 1374 else 1375 warning('could not link numa, disabling') 1376 endif 1377endif 1378 1379rdma = not_found 1380if not get_option('rdma').auto() or have_system 1381 libumad = cc.find_library('ibumad', required: get_option('rdma')) 1382 rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'], 1383 required: get_option('rdma'), 1384 kwargs: static_kwargs), 1385 cc.find_library('ibverbs', required: get_option('rdma'), 1386 kwargs: static_kwargs), 1387 libumad] 1388 rdma = declare_dependency(dependencies: rdma_libs) 1389 foreach lib: rdma_libs 1390 if not lib.found() 1391 rdma = not_found 1392 endif 1393 endforeach 1394endif 1395 1396xen = not_found 1397if get_option('xen').enabled() or (get_option('xen').auto() and have_system) 1398 xencontrol = dependency('xencontrol', required: false, 1399 method: 'pkg-config', kwargs: static_kwargs) 1400 if xencontrol.found() 1401 xen_pc = declare_dependency(version: xencontrol.version(), 1402 dependencies: [ 1403 xencontrol, 1404 # disabler: true makes xen_pc.found() return false if any is not found 1405 dependency('xenstore', required: false, 1406 method: 'pkg-config', kwargs: static_kwargs, 1407 disabler: true), 1408 dependency('xenforeignmemory', required: false, 1409 method: 'pkg-config', kwargs: static_kwargs, 1410 disabler: true), 1411 dependency('xengnttab', required: false, 1412 method: 'pkg-config', kwargs: static_kwargs, 1413 disabler: true), 1414 dependency('xenevtchn', required: false, 1415 method: 'pkg-config', kwargs: static_kwargs, 1416 disabler: true), 1417 dependency('xendevicemodel', required: false, 1418 method: 'pkg-config', kwargs: static_kwargs, 1419 disabler: true), 1420 # optional, no "disabler: true" 1421 dependency('xentoolcore', required: false, 1422 method: 'pkg-config', kwargs: static_kwargs)]) 1423 if xen_pc.found() 1424 xen = xen_pc 1425 endif 1426 endif 1427 if not xen.found() 1428 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' ] 1429 xen_libs = { 1430 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ], 1431 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ], 1432 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1433 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1434 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1435 '4.6.0': [ 'xenstore', 'xenctrl' ], 1436 '4.5.0': [ 'xenstore', 'xenctrl' ], 1437 '4.2.0': [ 'xenstore', 'xenctrl' ], 1438 } 1439 xen_deps = {} 1440 foreach ver: xen_tests 1441 # cache the various library tests to avoid polluting the logs 1442 xen_test_deps = [] 1443 foreach l: xen_libs[ver] 1444 if l not in xen_deps 1445 xen_deps += { l: cc.find_library(l, required: false) } 1446 endif 1447 xen_test_deps += xen_deps[l] 1448 endforeach 1449 1450 # Use -D to pick just one of the test programs in scripts/xen-detect.c 1451 xen_version = ver.split('.') 1452 xen_ctrl_version = xen_version[0] + \ 1453 ('0' + xen_version[1]).substring(-2) + \ 1454 ('0' + xen_version[2]).substring(-2) 1455 if cc.links(files('scripts/xen-detect.c'), 1456 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version, 1457 dependencies: xen_test_deps) 1458 xen = declare_dependency(version: ver, dependencies: xen_test_deps) 1459 break 1460 endif 1461 endforeach 1462 endif 1463 if xen.found() 1464 accelerators += 'CONFIG_XEN' 1465 elif get_option('xen').enabled() 1466 error('could not compile and link Xen test program') 1467 endif 1468endif 1469have_xen_pci_passthrough = get_option('xen_pci_passthrough') \ 1470 .require(xen.found(), 1471 error_message: 'Xen PCI passthrough requested but Xen not enabled') \ 1472 .require(targetos == 'linux', 1473 error_message: 'Xen PCI passthrough not available on this platform') \ 1474 .allowed() 1475 1476 1477cacard = not_found 1478if not get_option('smartcard').auto() or have_system 1479 cacard = dependency('libcacard', required: get_option('smartcard'), 1480 version: '>=2.5.1', method: 'pkg-config', 1481 kwargs: static_kwargs) 1482endif 1483u2f = not_found 1484if have_system 1485 u2f = dependency('u2f-emu', required: get_option('u2f'), 1486 method: 'pkg-config', 1487 kwargs: static_kwargs) 1488endif 1489canokey = not_found 1490if have_system 1491 canokey = dependency('canokey-qemu', required: get_option('canokey'), 1492 method: 'pkg-config', 1493 kwargs: static_kwargs) 1494endif 1495usbredir = not_found 1496if not get_option('usb_redir').auto() or have_system 1497 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'), 1498 version: '>=0.6', method: 'pkg-config', 1499 kwargs: static_kwargs) 1500endif 1501libusb = not_found 1502if not get_option('libusb').auto() or have_system 1503 libusb = dependency('libusb-1.0', required: get_option('libusb'), 1504 version: '>=1.0.13', method: 'pkg-config', 1505 kwargs: static_kwargs) 1506endif 1507 1508libpmem = not_found 1509if not get_option('libpmem').auto() or have_system 1510 libpmem = dependency('libpmem', required: get_option('libpmem'), 1511 method: 'pkg-config', kwargs: static_kwargs) 1512endif 1513libdaxctl = not_found 1514if not get_option('libdaxctl').auto() or have_system 1515 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'), 1516 version: '>=57', method: 'pkg-config', 1517 kwargs: static_kwargs) 1518endif 1519tasn1 = not_found 1520if gnutls.found() 1521 tasn1 = dependency('libtasn1', 1522 method: 'pkg-config', 1523 kwargs: static_kwargs) 1524endif 1525keyutils = dependency('libkeyutils', required: false, 1526 method: 'pkg-config', kwargs: static_kwargs) 1527 1528has_gettid = cc.has_function('gettid') 1529 1530# libselinux 1531selinux = dependency('libselinux', 1532 required: get_option('selinux'), 1533 method: 'pkg-config', kwargs: static_kwargs) 1534 1535# Malloc tests 1536 1537malloc = [] 1538if get_option('malloc') == 'system' 1539 has_malloc_trim = \ 1540 get_option('malloc_trim').allowed() and \ 1541 cc.links('''#include <malloc.h> 1542 int main(void) { malloc_trim(0); return 0; }''') 1543else 1544 has_malloc_trim = false 1545 malloc = cc.find_library(get_option('malloc'), required: true) 1546endif 1547if not has_malloc_trim and get_option('malloc_trim').enabled() 1548 if get_option('malloc') == 'system' 1549 error('malloc_trim not available on this platform.') 1550 else 1551 error('malloc_trim not available with non-libc memory allocator') 1552 endif 1553endif 1554 1555# Check whether the glibc provides statx() 1556 1557gnu_source_prefix = ''' 1558 #ifndef _GNU_SOURCE 1559 #define _GNU_SOURCE 1560 #endif 1561''' 1562statx_test = gnu_source_prefix + ''' 1563 #include <sys/stat.h> 1564 int main(void) { 1565 struct statx statxbuf; 1566 statx(0, "", 0, STATX_BASIC_STATS, &statxbuf); 1567 return 0; 1568 }''' 1569 1570has_statx = cc.links(statx_test) 1571 1572# Check whether statx() provides mount ID information 1573 1574statx_mnt_id_test = gnu_source_prefix + ''' 1575 #include <sys/stat.h> 1576 int main(void) { 1577 struct statx statxbuf; 1578 statx(0, "", 0, STATX_BASIC_STATS | STATX_MNT_ID, &statxbuf); 1579 return statxbuf.stx_mnt_id; 1580 }''' 1581 1582has_statx_mnt_id = cc.links(statx_mnt_id_test) 1583 1584have_vhost_user_blk_server = get_option('vhost_user_blk_server') \ 1585 .require(targetos == 'linux', 1586 error_message: 'vhost_user_blk_server requires linux') \ 1587 .require(have_vhost_user, 1588 error_message: 'vhost_user_blk_server requires vhost-user support') \ 1589 .disable_auto_if(not have_tools and not have_system) \ 1590 .allowed() 1591 1592if get_option('fuse').disabled() and get_option('fuse_lseek').enabled() 1593 error('Cannot enable fuse-lseek while fuse is disabled') 1594endif 1595 1596fuse = dependency('fuse3', required: get_option('fuse'), 1597 version: '>=3.1', method: 'pkg-config', 1598 kwargs: static_kwargs) 1599 1600fuse_lseek = not_found 1601if get_option('fuse_lseek').allowed() 1602 if fuse.version().version_compare('>=3.8') 1603 # Dummy dependency 1604 fuse_lseek = declare_dependency() 1605 elif get_option('fuse_lseek').enabled() 1606 if fuse.found() 1607 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version()) 1608 else 1609 error('fuse-lseek requires libfuse, which was not found') 1610 endif 1611 endif 1612endif 1613 1614have_libvduse = (targetos == 'linux') 1615if get_option('libvduse').enabled() 1616 if targetos != 'linux' 1617 error('libvduse requires linux') 1618 endif 1619elif get_option('libvduse').disabled() 1620 have_libvduse = false 1621endif 1622 1623have_vduse_blk_export = (have_libvduse and targetos == 'linux') 1624if get_option('vduse_blk_export').enabled() 1625 if targetos != 'linux' 1626 error('vduse_blk_export requires linux') 1627 elif not have_libvduse 1628 error('vduse_blk_export requires libvduse support') 1629 endif 1630elif get_option('vduse_blk_export').disabled() 1631 have_vduse_blk_export = false 1632endif 1633 1634# libbpf 1635libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config') 1636if libbpf.found() and not cc.links(''' 1637 #include <bpf/libbpf.h> 1638 int main(void) 1639 { 1640 bpf_object__destroy_skeleton(NULL); 1641 return 0; 1642 }''', dependencies: libbpf) 1643 libbpf = not_found 1644 if get_option('bpf').enabled() 1645 error('libbpf skeleton test failed') 1646 else 1647 warning('libbpf skeleton test failed, disabling') 1648 endif 1649endif 1650 1651################# 1652# config-host.h # 1653################# 1654 1655audio_drivers_selected = [] 1656if have_system 1657 audio_drivers_available = { 1658 'alsa': alsa.found(), 1659 'coreaudio': coreaudio.found(), 1660 'dsound': dsound.found(), 1661 'jack': jack.found(), 1662 'oss': oss.found(), 1663 'pa': pulse.found(), 1664 'sdl': sdl.found(), 1665 'sndio': sndio.found(), 1666 } 1667 foreach k, v: audio_drivers_available 1668 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v) 1669 endforeach 1670 1671 # Default to native drivers first, OSS second, SDL third 1672 audio_drivers_priority = \ 1673 [ 'pa', 'coreaudio', 'dsound', 'sndio', 'oss' ] + \ 1674 (targetos == 'linux' ? [] : [ 'sdl' ]) 1675 audio_drivers_default = [] 1676 foreach k: audio_drivers_priority 1677 if audio_drivers_available[k] 1678 audio_drivers_default += k 1679 endif 1680 endforeach 1681 1682 foreach k: get_option('audio_drv_list') 1683 if k == 'default' 1684 audio_drivers_selected += audio_drivers_default 1685 elif not audio_drivers_available[k] 1686 error('Audio driver "@0@" not available.'.format(k)) 1687 else 1688 audio_drivers_selected += k 1689 endif 1690 endforeach 1691endif 1692config_host_data.set('CONFIG_AUDIO_DRIVERS', 1693 '"' + '", "'.join(audio_drivers_selected) + '", ') 1694 1695if get_option('cfi') 1696 cfi_flags=[] 1697 # Check for dependency on LTO 1698 if not get_option('b_lto') 1699 error('Selected Control-Flow Integrity but LTO is disabled') 1700 endif 1701 if config_host.has_key('CONFIG_MODULES') 1702 error('Selected Control-Flow Integrity is not compatible with modules') 1703 endif 1704 # Check for cfi flags. CFI requires LTO so we can't use 1705 # get_supported_arguments, but need a more complex "compiles" which allows 1706 # custom arguments 1707 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall', 1708 args: ['-flto', '-fsanitize=cfi-icall'] ) 1709 cfi_flags += '-fsanitize=cfi-icall' 1710 else 1711 error('-fsanitize=cfi-icall is not supported by the compiler') 1712 endif 1713 if cc.compiles('int main () { return 0; }', 1714 name: '-fsanitize-cfi-icall-generalize-pointers', 1715 args: ['-flto', '-fsanitize=cfi-icall', 1716 '-fsanitize-cfi-icall-generalize-pointers'] ) 1717 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers' 1718 else 1719 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler') 1720 endif 1721 if get_option('cfi_debug') 1722 if cc.compiles('int main () { return 0; }', 1723 name: '-fno-sanitize-trap=cfi-icall', 1724 args: ['-flto', '-fsanitize=cfi-icall', 1725 '-fno-sanitize-trap=cfi-icall'] ) 1726 cfi_flags += '-fno-sanitize-trap=cfi-icall' 1727 else 1728 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler') 1729 endif 1730 endif 1731 add_global_arguments(cfi_flags, native: false, language: all_languages) 1732 add_global_link_arguments(cfi_flags, native: false, language: all_languages) 1733endif 1734 1735have_host_block_device = (targetos != 'darwin' or 1736 cc.has_header('IOKit/storage/IOMedia.h')) 1737 1738dbus_display = get_option('dbus_display') \ 1739 .require(gio.version().version_compare('>=2.64'), 1740 error_message: '-display dbus requires glib>=2.64') \ 1741 .require(gdbus_codegen.found(), 1742 error_message: gdbus_codegen_error.format('-display dbus')) \ 1743 .require(opengl.found() and gbm.found(), 1744 error_message: '-display dbus requires epoxy/egl and gbm') \ 1745 .allowed() 1746 1747have_virtfs = get_option('virtfs') \ 1748 .require(targetos == 'linux' or targetos == 'darwin', 1749 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \ 1750 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'), 1751 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \ 1752 .require(targetos == 'darwin' or (libattr.found() and libcap_ng.found()), 1753 error_message: 'virtio-9p (virtfs) on Linux requires libcap-ng-devel and libattr-devel') \ 1754 .disable_auto_if(not have_tools and not have_system) \ 1755 .allowed() 1756 1757have_virtfs_proxy_helper = targetos != 'darwin' and have_virtfs and have_tools 1758 1759if get_option('block_drv_ro_whitelist') == '' 1760 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '') 1761else 1762 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', 1763 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ') 1764endif 1765if get_option('block_drv_rw_whitelist') == '' 1766 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '') 1767else 1768 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', 1769 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ') 1770endif 1771 1772foreach k : get_option('trace_backends') 1773 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true) 1774endforeach 1775config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file')) 1776config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority')) 1777if iasl.found() 1778 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path()) 1779endif 1780config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir')) 1781config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix')) 1782config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir) 1783config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir) 1784config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir) 1785 1786qemu_firmwarepath = '' 1787foreach k : get_option('qemu_firmwarepath') 1788 qemu_firmwarepath += '"' + get_option('prefix') / k + '", ' 1789endforeach 1790config_host_data.set('CONFIG_QEMU_FIRMWAREPATH', qemu_firmwarepath) 1791 1792config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir')) 1793config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir) 1794config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir')) 1795config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir')) 1796config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir) 1797config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir')) 1798 1799if config_host.has_key('CONFIG_MODULES') 1800 config_host_data.set('CONFIG_STAMP', run_command( 1801 meson.current_source_dir() / 'scripts/qemu-stamp.py', 1802 meson.project_version(), get_option('pkgversion'), '--', 1803 meson.current_source_dir() / 'configure', 1804 capture: true, check: true).stdout().strip()) 1805endif 1806 1807have_slirp_smbd = get_option('slirp_smbd') \ 1808 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \ 1809 .allowed() 1810if have_slirp_smbd 1811 smbd_path = get_option('smbd') 1812 if smbd_path == '' 1813 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd') 1814 endif 1815 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path) 1816endif 1817 1818config_host_data.set('HOST_' + host_arch.to_upper(), 1) 1819 1820if get_option('module_upgrades') and not enable_modules 1821 error('Cannot enable module-upgrades as modules are not enabled') 1822endif 1823config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades')) 1824 1825config_host_data.set('CONFIG_ATTR', libattr.found()) 1826config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools')) 1827config_host_data.set('CONFIG_BRLAPI', brlapi.found()) 1828config_host_data.set('CONFIG_COCOA', cocoa.found()) 1829config_host_data.set('CONFIG_FUZZ', get_option('fuzzing')) 1830config_host_data.set('CONFIG_GCOV', get_option('b_coverage')) 1831config_host_data.set('CONFIG_LIBUDEV', libudev.found()) 1832config_host_data.set('CONFIG_LZO', lzo.found()) 1833config_host_data.set('CONFIG_MPATH', mpathpersist.found()) 1834config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api) 1835config_host_data.set('CONFIG_BLKIO', blkio.found()) 1836config_host_data.set('CONFIG_CURL', curl.found()) 1837config_host_data.set('CONFIG_CURSES', curses.found()) 1838config_host_data.set('CONFIG_GBM', gbm.found()) 1839config_host_data.set('CONFIG_GIO', gio.found()) 1840config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found()) 1841if glusterfs.found() 1842 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4')) 1843 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5')) 1844 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6')) 1845 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6')) 1846 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat) 1847 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat) 1848endif 1849config_host_data.set('CONFIG_GTK', gtk.found()) 1850config_host_data.set('CONFIG_VTE', vte.found()) 1851config_host_data.set('CONFIG_GTK_CLIPBOARD', have_gtk_clipboard) 1852config_host_data.set('CONFIG_LIBATTR', have_old_libattr) 1853config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found()) 1854config_host_data.set('CONFIG_EBPF', libbpf.found()) 1855config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found()) 1856config_host_data.set('CONFIG_LIBISCSI', libiscsi.found()) 1857config_host_data.set('CONFIG_LIBNFS', libnfs.found()) 1858config_host_data.set('CONFIG_LIBSSH', libssh.found()) 1859config_host_data.set('CONFIG_LINUX_AIO', libaio.found()) 1860config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found()) 1861config_host_data.set('CONFIG_LIBPMEM', libpmem.found()) 1862config_host_data.set('CONFIG_NUMA', numa.found()) 1863if numa.found() 1864 config_host_data.set('HAVE_NUMA_HAS_PREFERRED_MANY', 1865 cc.has_function('numa_has_preferred_many', 1866 dependencies: numa)) 1867endif 1868config_host_data.set('CONFIG_OPENGL', opengl.found()) 1869config_host_data.set('CONFIG_PROFILER', get_option('profiler')) 1870config_host_data.set('CONFIG_RBD', rbd.found()) 1871config_host_data.set('CONFIG_RDMA', rdma.found()) 1872config_host_data.set('CONFIG_SDL', sdl.found()) 1873config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found()) 1874config_host_data.set('CONFIG_SECCOMP', seccomp.found()) 1875if seccomp.found() 1876 config_host_data.set('CONFIG_SECCOMP_SYSRAWRC', seccomp_has_sysrawrc) 1877endif 1878config_host_data.set('CONFIG_SNAPPY', snappy.found()) 1879config_host_data.set('CONFIG_TPM', have_tpm) 1880config_host_data.set('CONFIG_USB_LIBUSB', libusb.found()) 1881config_host_data.set('CONFIG_VDE', vde.found()) 1882config_host_data.set('CONFIG_VHOST_NET', have_vhost_net) 1883config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user) 1884config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa) 1885config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel) 1886config_host_data.set('CONFIG_VHOST_USER', have_vhost_user) 1887config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto) 1888config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa) 1889config_host_data.set('CONFIG_VMNET', vmnet.found()) 1890config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server) 1891config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export) 1892config_host_data.set('CONFIG_PNG', png.found()) 1893config_host_data.set('CONFIG_VNC', vnc.found()) 1894config_host_data.set('CONFIG_VNC_JPEG', jpeg.found()) 1895config_host_data.set('CONFIG_VNC_SASL', sasl.found()) 1896config_host_data.set('CONFIG_VIRTFS', have_virtfs) 1897config_host_data.set('CONFIG_VTE', vte.found()) 1898config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found()) 1899config_host_data.set('CONFIG_KEYUTILS', keyutils.found()) 1900config_host_data.set('CONFIG_GETTID', has_gettid) 1901config_host_data.set('CONFIG_GNUTLS', gnutls.found()) 1902config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found()) 1903config_host_data.set('CONFIG_TASN1', tasn1.found()) 1904config_host_data.set('CONFIG_GCRYPT', gcrypt.found()) 1905config_host_data.set('CONFIG_NETTLE', nettle.found()) 1906config_host_data.set('CONFIG_HOGWEED', hogweed.found()) 1907config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private') 1908config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim) 1909config_host_data.set('CONFIG_STATX', has_statx) 1910config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id) 1911config_host_data.set('CONFIG_ZSTD', zstd.found()) 1912config_host_data.set('CONFIG_FUSE', fuse.found()) 1913config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found()) 1914config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found()) 1915if spice_protocol.found() 1916config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0]) 1917config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1]) 1918config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2]) 1919endif 1920config_host_data.set('CONFIG_SPICE', spice.found()) 1921config_host_data.set('CONFIG_X11', x11.found()) 1922config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display) 1923config_host_data.set('CONFIG_CFI', get_option('cfi')) 1924config_host_data.set('CONFIG_SELINUX', selinux.found()) 1925config_host_data.set('CONFIG_XEN_BACKEND', xen.found()) 1926if xen.found() 1927 # protect from xen.version() having less than three components 1928 xen_version = xen.version().split('.') + ['0', '0'] 1929 xen_ctrl_version = xen_version[0] + \ 1930 ('0' + xen_version[1]).substring(-2) + \ 1931 ('0' + xen_version[2]).substring(-2) 1932 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version) 1933endif 1934config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version())) 1935config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0]) 1936config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1]) 1937config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2]) 1938 1939config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf) 1940config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device) 1941 1942have_coroutine_pool = get_option('coroutine_pool') 1943if get_option('debug_stack_usage') and have_coroutine_pool 1944 message('Disabling coroutine pool to measure stack usage') 1945 have_coroutine_pool = false 1946endif 1947config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool) 1948config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex')) 1949config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage')) 1950config_host_data.set('CONFIG_GPROF', get_option('gprof')) 1951config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed()) 1952config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug')) 1953config_host_data.set('CONFIG_REPLICATION', get_option('replication').allowed()) 1954 1955# has_header 1956config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h')) 1957config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h')) 1958config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h')) 1959config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h')) 1960config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h')) 1961config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h')) 1962config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h')) 1963config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h')) 1964config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h')) 1965if targetos == 'windows' 1966 config_host_data.set('HAVE_AFUNIX_H', cc.has_header('afunix.h')) 1967endif 1968 1969# has_function 1970config_host_data.set('CONFIG_CLOSE_RANGE', cc.has_function('close_range')) 1971config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4')) 1972config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime')) 1973config_host_data.set('CONFIG_DUP3', cc.has_function('dup3')) 1974config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate')) 1975config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate')) 1976# Note that we need to specify prefix: here to avoid incorrectly 1977# thinking that Windows has posix_memalign() 1978config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>')) 1979config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc')) 1980config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc')) 1981config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign')) 1982config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll')) 1983config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>')) 1984config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np')) 1985config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile')) 1986config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare')) 1987config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs')) 1988config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range')) 1989config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create')) 1990config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range')) 1991config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs')) 1992config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util)) 1993config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul')) 1994config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>')) 1995if rbd.found() 1996 config_host_data.set('HAVE_RBD_NAMESPACE_EXISTS', 1997 cc.has_function('rbd_namespace_exists', 1998 dependencies: rbd, 1999 prefix: '#include <rbd/librbd.h>')) 2000endif 2001if rdma.found() 2002 config_host_data.set('HAVE_IBV_ADVISE_MR', 2003 cc.has_function('ibv_advise_mr', 2004 dependencies: rdma, 2005 prefix: '#include <infiniband/verbs.h>')) 2006endif 2007 2008# has_header_symbol 2009config_host_data.set('CONFIG_BYTESWAP_H', 2010 cc.has_header_symbol('byteswap.h', 'bswap_32')) 2011config_host_data.set('CONFIG_EPOLL_CREATE1', 2012 cc.has_header_symbol('sys/epoll.h', 'epoll_create1')) 2013config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE', 2014 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and 2015 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE')) 2016config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE', 2017 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE')) 2018config_host_data.set('CONFIG_FIEMAP', 2019 cc.has_header('linux/fiemap.h') and 2020 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP')) 2021config_host_data.set('CONFIG_GETRANDOM', 2022 cc.has_function('getrandom') and 2023 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK')) 2024config_host_data.set('CONFIG_INOTIFY', 2025 cc.has_header_symbol('sys/inotify.h', 'inotify_init')) 2026config_host_data.set('CONFIG_INOTIFY1', 2027 cc.has_header_symbol('sys/inotify.h', 'inotify_init1')) 2028config_host_data.set('CONFIG_MACHINE_BSWAP_H', 2029 cc.has_header_symbol('machine/bswap.h', 'bswap32', 2030 prefix: '''#include <sys/endian.h> 2031 #include <sys/types.h>''')) 2032config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK', 2033 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK')) 2034config_host_data.set('CONFIG_RTNETLINK', 2035 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN')) 2036config_host_data.set('CONFIG_SYSMACROS', 2037 cc.has_header_symbol('sys/sysmacros.h', 'makedev')) 2038config_host_data.set('HAVE_OPTRESET', 2039 cc.has_header_symbol('getopt.h', 'optreset')) 2040config_host_data.set('HAVE_IPPROTO_MPTCP', 2041 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP')) 2042config_host_data.set('HAVE_SYS_MOUNT_FSCONFIG', 2043 cc.has_header_symbol('sys/mount.h', 'FSCONFIG_SET_FLAG')) 2044 2045# has_member 2046config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID', 2047 cc.has_member('struct sigevent', 'sigev_notify_thread_id', 2048 prefix: '#include <signal.h>')) 2049config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM', 2050 cc.has_member('struct stat', 'st_atim', 2051 prefix: '#include <sys/stat.h>')) 2052 2053# has_type 2054config_host_data.set('CONFIG_IOVEC', 2055 cc.has_type('struct iovec', 2056 prefix: '#include <sys/uio.h>')) 2057config_host_data.set('HAVE_UTMPX', 2058 cc.has_type('struct utmpx', 2059 prefix: '#include <utmpx.h>')) 2060 2061config_host_data.set('CONFIG_EVENTFD', cc.links(''' 2062 #include <sys/eventfd.h> 2063 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }''')) 2064config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + ''' 2065 #include <unistd.h> 2066 int main(void) { 2067 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0 2068 return fdatasync(0); 2069 #else 2070 #error Not supported 2071 #endif 2072 }''')) 2073 2074has_madvise = cc.links(gnu_source_prefix + ''' 2075 #include <sys/types.h> 2076 #include <sys/mman.h> 2077 #include <stddef.h> 2078 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''') 2079missing_madvise_proto = false 2080if has_madvise 2081 # Some platforms (illumos and Solaris before Solaris 11) provide madvise() 2082 # but forget to prototype it. In this case, has_madvise will be true (the 2083 # test program links despite a compile warning). To detect the 2084 # missing-prototype case, we try again with a definitely-bogus prototype. 2085 # This will only compile if the system headers don't provide the prototype; 2086 # otherwise the conflicting prototypes will cause a compiler error. 2087 missing_madvise_proto = cc.links(gnu_source_prefix + ''' 2088 #include <sys/types.h> 2089 #include <sys/mman.h> 2090 #include <stddef.h> 2091 extern int madvise(int); 2092 int main(void) { return madvise(0); }''') 2093endif 2094config_host_data.set('CONFIG_MADVISE', has_madvise) 2095config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto) 2096 2097config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + ''' 2098 #include <sys/mman.h> 2099 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }''')) 2100config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + ''' 2101 #include <fcntl.h> 2102 #if !defined(AT_EMPTY_PATH) 2103 # error missing definition 2104 #else 2105 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); } 2106 #endif''')) 2107config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + ''' 2108 #include <sys/mman.h> 2109 #include <stddef.h> 2110 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }''')) 2111 2112config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + ''' 2113 #include <pthread.h> 2114 2115 static void *f(void *p) { return NULL; } 2116 int main(void) 2117 { 2118 pthread_t thread; 2119 pthread_create(&thread, 0, f, 0); 2120 pthread_setname_np(thread, "QEMU"); 2121 return 0; 2122 }''', dependencies: threads)) 2123config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + ''' 2124 #include <pthread.h> 2125 2126 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; } 2127 int main(void) 2128 { 2129 pthread_t thread; 2130 pthread_create(&thread, 0, f, 0); 2131 return 0; 2132 }''', dependencies: threads)) 2133config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + ''' 2134 #include <pthread.h> 2135 #include <time.h> 2136 2137 int main(void) 2138 { 2139 pthread_condattr_t attr 2140 pthread_condattr_init(&attr); 2141 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC); 2142 return 0; 2143 }''', dependencies: threads)) 2144config_host_data.set('CONFIG_PTHREAD_AFFINITY_NP', cc.links(gnu_source_prefix + ''' 2145 #include <pthread.h> 2146 2147 static void *f(void *p) { return NULL; } 2148 int main(void) 2149 { 2150 int setsize = CPU_ALLOC_SIZE(64); 2151 pthread_t thread; 2152 cpu_set_t *cpuset; 2153 pthread_create(&thread, 0, f, 0); 2154 cpuset = CPU_ALLOC(64); 2155 CPU_ZERO_S(setsize, cpuset); 2156 pthread_setaffinity_np(thread, setsize, cpuset); 2157 pthread_getaffinity_np(thread, setsize, cpuset); 2158 CPU_FREE(cpuset); 2159 return 0; 2160 }''', dependencies: threads)) 2161config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + ''' 2162 #include <sys/signalfd.h> 2163 #include <stddef.h> 2164 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }''')) 2165config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + ''' 2166 #include <unistd.h> 2167 #include <fcntl.h> 2168 #include <limits.h> 2169 2170 int main(void) 2171 { 2172 int len, fd = 0; 2173 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK); 2174 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE); 2175 return 0; 2176 }''')) 2177 2178config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + ''' 2179 #include <sys/mman.h> 2180 int main(void) { 2181 return mlockall(MCL_FUTURE); 2182 }''')) 2183 2184have_l2tpv3 = false 2185if get_option('l2tpv3').allowed() and have_system 2186 have_l2tpv3 = cc.has_type('struct mmsghdr', 2187 prefix: gnu_source_prefix + ''' 2188 #include <sys/socket.h> 2189 #include <linux/ip.h>''') 2190endif 2191config_host_data.set('CONFIG_L2TPV3', have_l2tpv3) 2192 2193have_netmap = false 2194if get_option('netmap').allowed() and have_system 2195 have_netmap = cc.compiles(''' 2196 #include <inttypes.h> 2197 #include <net/if.h> 2198 #include <net/netmap.h> 2199 #include <net/netmap_user.h> 2200 #if (NETMAP_API < 11) || (NETMAP_API > 15) 2201 #error 2202 #endif 2203 int main(void) { return 0; }''') 2204 if not have_netmap and get_option('netmap').enabled() 2205 error('Netmap headers not available') 2206 endif 2207endif 2208config_host_data.set('CONFIG_NETMAP', have_netmap) 2209 2210# Work around a system header bug with some kernel/XFS header 2211# versions where they both try to define 'struct fsxattr': 2212# xfs headers will not try to redefine structs from linux headers 2213# if this macro is set. 2214config_host_data.set('HAVE_FSXATTR', cc.links(''' 2215 #include <linux/fs.h> 2216 struct fsxattr foo; 2217 int main(void) { 2218 return 0; 2219 }''')) 2220 2221# Some versions of Mac OS X incorrectly define SIZE_MAX 2222config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles(''' 2223 #include <stdint.h> 2224 #include <stdio.h> 2225 int main(void) { 2226 return printf("%zu", SIZE_MAX); 2227 }''', args: ['-Werror'])) 2228 2229atomic_test = ''' 2230 #include <stdint.h> 2231 int main(void) 2232 { 2233 @0@ x = 0, y = 0; 2234 y = __atomic_load_n(&x, __ATOMIC_RELAXED); 2235 __atomic_store_n(&x, y, __ATOMIC_RELAXED); 2236 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED); 2237 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED); 2238 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED); 2239 return 0; 2240 }''' 2241 2242# See if 64-bit atomic operations are supported. 2243# Note that without __atomic builtins, we can only 2244# assume atomic loads/stores max at pointer size. 2245config_host_data.set('CONFIG_ATOMIC64', cc.links(atomic_test.format('uint64_t'))) 2246 2247has_int128 = cc.links(''' 2248 __int128_t a; 2249 __uint128_t b; 2250 int main (void) { 2251 a = a + b; 2252 b = a * b; 2253 a = a * a; 2254 return 0; 2255 }''') 2256 2257config_host_data.set('CONFIG_INT128', has_int128) 2258 2259if has_int128 2260 # "do we have 128-bit atomics which are handled inline and specifically not 2261 # via libatomic". The reason we can't use libatomic is documented in the 2262 # comment starting "GCC is a house divided" in include/qemu/atomic128.h. 2263 has_atomic128 = cc.links(atomic_test.format('unsigned __int128')) 2264 2265 config_host_data.set('CONFIG_ATOMIC128', has_atomic128) 2266 2267 if not has_atomic128 2268 has_cmpxchg128 = cc.links(''' 2269 int main(void) 2270 { 2271 unsigned __int128 x = 0, y = 0; 2272 __sync_val_compare_and_swap_16(&x, y, x); 2273 return 0; 2274 } 2275 ''') 2276 2277 config_host_data.set('CONFIG_CMPXCHG128', has_cmpxchg128) 2278 endif 2279endif 2280 2281config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + ''' 2282 #include <sys/auxv.h> 2283 int main(void) { 2284 return getauxval(AT_HWCAP) == 0; 2285 }''')) 2286 2287config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles(''' 2288 #include <linux/usbdevice_fs.h> 2289 2290 #ifndef USBDEVFS_GET_CAPABILITIES 2291 #error "USBDEVFS_GET_CAPABILITIES undefined" 2292 #endif 2293 2294 #ifndef USBDEVFS_DISCONNECT_CLAIM 2295 #error "USBDEVFS_DISCONNECT_CLAIM undefined" 2296 #endif 2297 2298 int main(void) { return 0; }''')) 2299 2300have_keyring = get_option('keyring') \ 2301 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \ 2302 .require(cc.compiles(''' 2303 #include <errno.h> 2304 #include <asm/unistd.h> 2305 #include <linux/keyctl.h> 2306 #include <sys/syscall.h> 2307 #include <unistd.h> 2308 int main(void) { 2309 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0); 2310 }'''), error_message: 'keyctl syscall not available on this system').allowed() 2311config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring) 2312 2313have_cpuid_h = cc.links(''' 2314 #include <cpuid.h> 2315 int main(void) { 2316 unsigned a, b, c, d; 2317 unsigned max = __get_cpuid_max(0, 0); 2318 2319 if (max >= 1) { 2320 __cpuid(1, a, b, c, d); 2321 } 2322 2323 if (max >= 7) { 2324 __cpuid_count(7, 0, a, b, c, d); 2325 } 2326 2327 return 0; 2328 }''') 2329config_host_data.set('CONFIG_CPUID_H', have_cpuid_h) 2330 2331config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \ 2332 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \ 2333 .require(cc.links(''' 2334 #pragma GCC push_options 2335 #pragma GCC target("avx2") 2336 #include <cpuid.h> 2337 #include <immintrin.h> 2338 static int bar(void *a) { 2339 __m256i x = *(__m256i *)a; 2340 return _mm256_testz_si256(x, x); 2341 } 2342 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); } 2343 '''), error_message: 'AVX2 not available').allowed()) 2344 2345config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \ 2346 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \ 2347 .require(cc.links(''' 2348 #pragma GCC push_options 2349 #pragma GCC target("avx512f") 2350 #include <cpuid.h> 2351 #include <immintrin.h> 2352 static int bar(void *a) { 2353 __m512i x = *(__m512i *)a; 2354 return _mm512_test_epi64_mask(x, x); 2355 } 2356 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); } 2357 '''), error_message: 'AVX512F not available').allowed()) 2358 2359have_pvrdma = get_option('pvrdma') \ 2360 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \ 2361 .require(cc.compiles(gnu_source_prefix + ''' 2362 #include <sys/mman.h> 2363 int main(void) 2364 { 2365 char buf = 0; 2366 void *addr = &buf; 2367 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED); 2368 2369 return 0; 2370 }'''), error_message: 'PVRDMA requires mremap').allowed() 2371 2372if have_pvrdma 2373 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links(''' 2374 #include <infiniband/verbs.h> 2375 int main(void) 2376 { 2377 struct ibv_mr *mr; 2378 struct ibv_pd *pd = NULL; 2379 size_t length = 10; 2380 uint64_t iova = 0; 2381 int access = 0; 2382 void *addr = NULL; 2383 2384 mr = ibv_reg_mr_iova(pd, addr, length, iova, access); 2385 ibv_dereg_mr(mr); 2386 return 0; 2387 }''')) 2388endif 2389 2390if get_option('membarrier').disabled() 2391 have_membarrier = false 2392elif targetos == 'windows' 2393 have_membarrier = true 2394elif targetos == 'linux' 2395 have_membarrier = cc.compiles(''' 2396 #include <linux/membarrier.h> 2397 #include <sys/syscall.h> 2398 #include <unistd.h> 2399 #include <stdlib.h> 2400 int main(void) { 2401 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0); 2402 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0); 2403 exit(0); 2404 }''') 2405endif 2406config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \ 2407 .require(have_membarrier, error_message: 'membarrier system call not available') \ 2408 .allowed()) 2409 2410have_afalg = get_option('crypto_afalg') \ 2411 .require(cc.compiles(gnu_source_prefix + ''' 2412 #include <errno.h> 2413 #include <sys/types.h> 2414 #include <sys/socket.h> 2415 #include <linux/if_alg.h> 2416 int main(void) { 2417 int sock; 2418 sock = socket(AF_ALG, SOCK_SEQPACKET, 0); 2419 return sock; 2420 } 2421 '''), error_message: 'AF_ALG requested but could not be detected').allowed() 2422config_host_data.set('CONFIG_AF_ALG', have_afalg) 2423 2424config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol( 2425 'linux/vm_sockets.h', 'AF_VSOCK', 2426 prefix: '#include <sys/socket.h>', 2427)) 2428 2429have_vss = false 2430have_vss_sdk = false # old xp/2003 SDK 2431if targetos == 'windows' and link_language == 'cpp' 2432 have_vss = cxx.compiles(''' 2433 #define __MIDL_user_allocate_free_DEFINED__ 2434 #include <vss.h> 2435 int main(void) { return VSS_CTX_BACKUP; }''') 2436 have_vss_sdk = cxx.has_header('vscoordint.h') 2437endif 2438config_host_data.set('HAVE_VSS_SDK', have_vss_sdk) 2439 2440foreach k, v: config_host 2441 if k.startswith('CONFIG_') 2442 config_host_data.set(k, v == 'y' ? 1 : v) 2443 endif 2444endforeach 2445 2446# Older versions of MinGW do not import _lock_file and _unlock_file properly. 2447# This was fixed for v6.0.0 with commit b48e3ac8969d. 2448if targetos == 'windows' 2449 config_host_data.set('HAVE__LOCK_FILE', cc.links(''' 2450 #include <stdio.h> 2451 int main(void) { 2452 _lock_file(NULL); 2453 _unlock_file(NULL); 2454 return 0; 2455 }''', name: '_lock_file and _unlock_file')) 2456endif 2457 2458######################## 2459# Target configuration # 2460######################## 2461 2462minikconf = find_program('scripts/minikconf.py') 2463config_all = {} 2464config_all_devices = {} 2465config_all_disas = {} 2466config_devices_mak_list = [] 2467config_devices_h = {} 2468config_target_h = {} 2469config_target_mak = {} 2470 2471disassemblers = { 2472 'alpha' : ['CONFIG_ALPHA_DIS'], 2473 'avr' : ['CONFIG_AVR_DIS'], 2474 'cris' : ['CONFIG_CRIS_DIS'], 2475 'hexagon' : ['CONFIG_HEXAGON_DIS'], 2476 'hppa' : ['CONFIG_HPPA_DIS'], 2477 'i386' : ['CONFIG_I386_DIS'], 2478 'x86_64' : ['CONFIG_I386_DIS'], 2479 'm68k' : ['CONFIG_M68K_DIS'], 2480 'microblaze' : ['CONFIG_MICROBLAZE_DIS'], 2481 'mips' : ['CONFIG_MIPS_DIS'], 2482 'nios2' : ['CONFIG_NIOS2_DIS'], 2483 'or1k' : ['CONFIG_OPENRISC_DIS'], 2484 'ppc' : ['CONFIG_PPC_DIS'], 2485 'riscv' : ['CONFIG_RISCV_DIS'], 2486 'rx' : ['CONFIG_RX_DIS'], 2487 's390' : ['CONFIG_S390_DIS'], 2488 'sh4' : ['CONFIG_SH4_DIS'], 2489 'sparc' : ['CONFIG_SPARC_DIS'], 2490 'xtensa' : ['CONFIG_XTENSA_DIS'], 2491 'loongarch' : ['CONFIG_LOONGARCH_DIS'], 2492} 2493 2494have_ivshmem = config_host_data.get('CONFIG_EVENTFD') 2495host_kconfig = \ 2496 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \ 2497 (have_tpm ? ['CONFIG_TPM=y'] : []) + \ 2498 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \ 2499 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \ 2500 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \ 2501 (x11.found() ? ['CONFIG_X11=y'] : []) + \ 2502 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \ 2503 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \ 2504 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \ 2505 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \ 2506 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \ 2507 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \ 2508 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \ 2509 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : []) 2510 2511ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ] 2512 2513default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host 2514actual_target_dirs = [] 2515fdt_required = [] 2516foreach target : target_dirs 2517 config_target = { 'TARGET_NAME': target.split('-')[0] } 2518 if target.endswith('linux-user') 2519 if targetos != 'linux' 2520 if default_targets 2521 continue 2522 endif 2523 error('Target @0@ is only available on a Linux host'.format(target)) 2524 endif 2525 config_target += { 'CONFIG_LINUX_USER': 'y' } 2526 elif target.endswith('bsd-user') 2527 if 'CONFIG_BSD' not in config_host 2528 if default_targets 2529 continue 2530 endif 2531 error('Target @0@ is only available on a BSD host'.format(target)) 2532 endif 2533 config_target += { 'CONFIG_BSD_USER': 'y' } 2534 elif target.endswith('softmmu') 2535 config_target += { 'CONFIG_SOFTMMU': 'y' } 2536 endif 2537 if target.endswith('-user') 2538 config_target += { 2539 'CONFIG_USER_ONLY': 'y', 2540 'CONFIG_QEMU_INTERP_PREFIX': 2541 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME']) 2542 } 2543 endif 2544 2545 accel_kconfig = [] 2546 foreach sym: accelerators 2547 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, []) 2548 config_target += { sym: 'y' } 2549 config_all += { sym: 'y' } 2550 if target in modular_tcg 2551 config_target += { 'CONFIG_TCG_MODULAR': 'y' } 2552 else 2553 config_target += { 'CONFIG_TCG_BUILTIN': 'y' } 2554 endif 2555 accel_kconfig += [ sym + '=y' ] 2556 endif 2557 endforeach 2558 if accel_kconfig.length() == 0 2559 if default_targets 2560 continue 2561 endif 2562 error('No accelerator available for target @0@'.format(target)) 2563 endif 2564 2565 actual_target_dirs += target 2566 config_target += keyval.load('configs/targets' / target + '.mak') 2567 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' } 2568 2569 if 'TARGET_NEED_FDT' in config_target 2570 fdt_required += target 2571 endif 2572 2573 # Add default keys 2574 if 'TARGET_BASE_ARCH' not in config_target 2575 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']} 2576 endif 2577 if 'TARGET_ABI_DIR' not in config_target 2578 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']} 2579 endif 2580 if 'TARGET_BIG_ENDIAN' not in config_target 2581 config_target += {'TARGET_BIG_ENDIAN': 'n'} 2582 endif 2583 2584 foreach k, v: disassemblers 2585 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k) 2586 foreach sym: v 2587 config_target += { sym: 'y' } 2588 config_all_disas += { sym: 'y' } 2589 endforeach 2590 endif 2591 endforeach 2592 2593 config_target_data = configuration_data() 2594 foreach k, v: config_target 2595 if not k.startswith('TARGET_') and not k.startswith('CONFIG_') 2596 # do nothing 2597 elif ignored.contains(k) 2598 # do nothing 2599 elif k == 'TARGET_BASE_ARCH' 2600 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is 2601 # not used to select files from sourcesets. 2602 config_target_data.set('TARGET_' + v.to_upper(), 1) 2603 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX' 2604 config_target_data.set_quoted(k, v) 2605 elif v == 'y' 2606 config_target_data.set(k, 1) 2607 elif v == 'n' 2608 config_target_data.set(k, 0) 2609 else 2610 config_target_data.set(k, v) 2611 endif 2612 endforeach 2613 config_target_data.set('QEMU_ARCH', 2614 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper()) 2615 config_target_h += {target: configure_file(output: target + '-config-target.h', 2616 configuration: config_target_data)} 2617 2618 if target.endswith('-softmmu') 2619 config_input = meson.get_external_property(target, 'default') 2620 config_devices_mak = target + '-config-devices.mak' 2621 config_devices_mak = configure_file( 2622 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'], 2623 output: config_devices_mak, 2624 depfile: config_devices_mak + '.d', 2625 capture: true, 2626 command: [minikconf, 2627 get_option('default_devices') ? '--defconfig' : '--allnoconfig', 2628 config_devices_mak, '@DEPFILE@', '@INPUT@', 2629 host_kconfig, accel_kconfig, 2630 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y']) 2631 2632 config_devices_data = configuration_data() 2633 config_devices = keyval.load(config_devices_mak) 2634 foreach k, v: config_devices 2635 config_devices_data.set(k, 1) 2636 endforeach 2637 config_devices_mak_list += config_devices_mak 2638 config_devices_h += {target: configure_file(output: target + '-config-devices.h', 2639 configuration: config_devices_data)} 2640 config_target += config_devices 2641 config_all_devices += config_devices 2642 endif 2643 config_target_mak += {target: config_target} 2644endforeach 2645target_dirs = actual_target_dirs 2646 2647# This configuration is used to build files that are shared by 2648# multiple binaries, and then extracted out of the "common" 2649# static_library target. 2650# 2651# We do not use all_sources()/all_dependencies(), because it would 2652# build literally all source files, including devices only used by 2653# targets that are not built for this compilation. The CONFIG_ALL 2654# pseudo symbol replaces it. 2655 2656config_all += config_all_devices 2657config_all += config_host 2658config_all += config_all_disas 2659config_all += { 2660 'CONFIG_XEN': xen.found(), 2661 'CONFIG_SOFTMMU': have_system, 2662 'CONFIG_USER_ONLY': have_user, 2663 'CONFIG_ALL': true, 2664} 2665 2666target_configs_h = [] 2667foreach target: target_dirs 2668 target_configs_h += config_target_h[target] 2669 target_configs_h += config_devices_h.get(target, []) 2670endforeach 2671genh += custom_target('config-poison.h', 2672 input: [target_configs_h], 2673 output: 'config-poison.h', 2674 capture: true, 2675 command: [find_program('scripts/make-config-poison.sh'), 2676 target_configs_h]) 2677 2678############## 2679# Submodules # 2680############## 2681 2682capstone = not_found 2683if not get_option('capstone').auto() or have_system or have_user 2684 capstone = dependency('capstone', version: '>=3.0.5', 2685 kwargs: static_kwargs, method: 'pkg-config', 2686 required: get_option('capstone')) 2687 2688 # Some versions of capstone have broken pkg-config file 2689 # that reports a wrong -I path, causing the #include to 2690 # fail later. If the system has such a broken version 2691 # do not use it. 2692 if capstone.found() and not cc.compiles('#include <capstone.h>', 2693 dependencies: [capstone]) 2694 capstone = not_found 2695 if get_option('capstone').enabled() 2696 error('capstone requested, but it does not appear to work') 2697 endif 2698 endif 2699endif 2700 2701libvfio_user_dep = not_found 2702if have_system and vfio_user_server_allowed 2703 have_internal = fs.exists(meson.current_source_dir() / 'subprojects/libvfio-user/meson.build') 2704 2705 if not have_internal 2706 error('libvfio-user source not found - please pull git submodule') 2707 endif 2708 2709 libvfio_user_proj = subproject('libvfio-user') 2710 2711 libvfio_user_lib = libvfio_user_proj.get_variable('libvfio_user_dep') 2712 2713 libvfio_user_dep = declare_dependency(dependencies: [libvfio_user_lib]) 2714endif 2715 2716fdt = not_found 2717if have_system 2718 fdt_opt = get_option('fdt') 2719 if fdt_opt in ['enabled', 'auto', 'system'] 2720 have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt') 2721 fdt = cc.find_library('fdt', kwargs: static_kwargs, 2722 required: fdt_opt == 'system' or 2723 fdt_opt == 'enabled' and not have_internal) 2724 if fdt.found() and cc.links(''' 2725 #include <libfdt.h> 2726 #include <libfdt_env.h> 2727 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''', 2728 dependencies: fdt) 2729 fdt_opt = 'system' 2730 elif fdt_opt == 'system' 2731 error('system libfdt requested, but it is too old (1.5.1 or newer required)') 2732 elif have_internal 2733 fdt_opt = 'internal' 2734 else 2735 fdt_opt = 'disabled' 2736 fdt = not_found 2737 endif 2738 endif 2739 if fdt_opt == 'internal' 2740 fdt_files = files( 2741 'dtc/libfdt/fdt.c', 2742 'dtc/libfdt/fdt_ro.c', 2743 'dtc/libfdt/fdt_wip.c', 2744 'dtc/libfdt/fdt_sw.c', 2745 'dtc/libfdt/fdt_rw.c', 2746 'dtc/libfdt/fdt_strerror.c', 2747 'dtc/libfdt/fdt_empty_tree.c', 2748 'dtc/libfdt/fdt_addresses.c', 2749 'dtc/libfdt/fdt_overlay.c', 2750 'dtc/libfdt/fdt_check.c', 2751 ) 2752 2753 fdt_inc = include_directories('dtc/libfdt') 2754 libfdt = static_library('fdt', 2755 build_by_default: false, 2756 sources: fdt_files, 2757 include_directories: fdt_inc) 2758 fdt = declare_dependency(link_with: libfdt, 2759 include_directories: fdt_inc) 2760 endif 2761else 2762 fdt_opt = 'disabled' 2763endif 2764if not fdt.found() and fdt_required.length() > 0 2765 error('fdt not available but required by targets ' + ', '.join(fdt_required)) 2766endif 2767 2768config_host_data.set('CONFIG_CAPSTONE', capstone.found()) 2769config_host_data.set('CONFIG_FDT', fdt.found()) 2770config_host_data.set('CONFIG_SLIRP', slirp.found()) 2771 2772##################### 2773# Generated sources # 2774##################### 2775 2776genh += configure_file(output: 'config-host.h', configuration: config_host_data) 2777 2778hxtool = find_program('scripts/hxtool') 2779shaderinclude = find_program('scripts/shaderinclude.pl') 2780qapi_gen = find_program('scripts/qapi-gen.py') 2781qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py', 2782 meson.current_source_dir() / 'scripts/qapi/commands.py', 2783 meson.current_source_dir() / 'scripts/qapi/common.py', 2784 meson.current_source_dir() / 'scripts/qapi/error.py', 2785 meson.current_source_dir() / 'scripts/qapi/events.py', 2786 meson.current_source_dir() / 'scripts/qapi/expr.py', 2787 meson.current_source_dir() / 'scripts/qapi/gen.py', 2788 meson.current_source_dir() / 'scripts/qapi/introspect.py', 2789 meson.current_source_dir() / 'scripts/qapi/parser.py', 2790 meson.current_source_dir() / 'scripts/qapi/schema.py', 2791 meson.current_source_dir() / 'scripts/qapi/source.py', 2792 meson.current_source_dir() / 'scripts/qapi/types.py', 2793 meson.current_source_dir() / 'scripts/qapi/visit.py', 2794 meson.current_source_dir() / 'scripts/qapi/common.py', 2795 meson.current_source_dir() / 'scripts/qapi-gen.py' 2796] 2797 2798tracetool = [ 2799 python, files('scripts/tracetool.py'), 2800 '--backend=' + ','.join(get_option('trace_backends')) 2801] 2802tracetool_depends = files( 2803 'scripts/tracetool/backend/log.py', 2804 'scripts/tracetool/backend/__init__.py', 2805 'scripts/tracetool/backend/dtrace.py', 2806 'scripts/tracetool/backend/ftrace.py', 2807 'scripts/tracetool/backend/simple.py', 2808 'scripts/tracetool/backend/syslog.py', 2809 'scripts/tracetool/backend/ust.py', 2810 'scripts/tracetool/format/ust_events_c.py', 2811 'scripts/tracetool/format/ust_events_h.py', 2812 'scripts/tracetool/format/__init__.py', 2813 'scripts/tracetool/format/d.py', 2814 'scripts/tracetool/format/simpletrace_stap.py', 2815 'scripts/tracetool/format/c.py', 2816 'scripts/tracetool/format/h.py', 2817 'scripts/tracetool/format/log_stap.py', 2818 'scripts/tracetool/format/stap.py', 2819 'scripts/tracetool/__init__.py', 2820 'scripts/tracetool/transform.py', 2821 'scripts/tracetool/vcpu.py' 2822) 2823 2824qemu_version_cmd = [find_program('scripts/qemu-version.sh'), 2825 meson.current_source_dir(), 2826 get_option('pkgversion'), meson.project_version()] 2827qemu_version = custom_target('qemu-version.h', 2828 output: 'qemu-version.h', 2829 command: qemu_version_cmd, 2830 capture: true, 2831 build_by_default: true, 2832 build_always_stale: true) 2833genh += qemu_version 2834 2835hxdep = [] 2836hx_headers = [ 2837 ['qemu-options.hx', 'qemu-options.def'], 2838 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'], 2839] 2840if have_system 2841 hx_headers += [ 2842 ['hmp-commands.hx', 'hmp-commands.h'], 2843 ['hmp-commands-info.hx', 'hmp-commands-info.h'], 2844 ] 2845endif 2846foreach d : hx_headers 2847 hxdep += custom_target(d[1], 2848 input: files(d[0]), 2849 output: d[1], 2850 capture: true, 2851 build_by_default: true, # to be removed when added to a target 2852 command: [hxtool, '-h', '@INPUT0@']) 2853endforeach 2854genh += hxdep 2855 2856################### 2857# Collect sources # 2858################### 2859 2860authz_ss = ss.source_set() 2861blockdev_ss = ss.source_set() 2862block_ss = ss.source_set() 2863chardev_ss = ss.source_set() 2864common_ss = ss.source_set() 2865crypto_ss = ss.source_set() 2866hwcore_ss = ss.source_set() 2867io_ss = ss.source_set() 2868qmp_ss = ss.source_set() 2869qom_ss = ss.source_set() 2870softmmu_ss = ss.source_set() 2871specific_fuzz_ss = ss.source_set() 2872specific_ss = ss.source_set() 2873stub_ss = ss.source_set() 2874trace_ss = ss.source_set() 2875user_ss = ss.source_set() 2876util_ss = ss.source_set() 2877 2878# accel modules 2879qtest_module_ss = ss.source_set() 2880tcg_module_ss = ss.source_set() 2881 2882modules = {} 2883target_modules = {} 2884hw_arch = {} 2885target_arch = {} 2886target_softmmu_arch = {} 2887target_user_arch = {} 2888 2889############### 2890# Trace files # 2891############### 2892 2893# TODO: add each directory to the subdirs from its own meson.build, once 2894# we have those 2895trace_events_subdirs = [ 2896 'crypto', 2897 'qapi', 2898 'qom', 2899 'monitor', 2900 'util', 2901 'gdbstub', 2902] 2903if have_linux_user 2904 trace_events_subdirs += [ 'linux-user' ] 2905endif 2906if have_bsd_user 2907 trace_events_subdirs += [ 'bsd-user' ] 2908endif 2909if have_block 2910 trace_events_subdirs += [ 2911 'authz', 2912 'block', 2913 'io', 2914 'nbd', 2915 'scsi', 2916 ] 2917endif 2918if have_system 2919 trace_events_subdirs += [ 2920 'accel/kvm', 2921 'audio', 2922 'backends', 2923 'backends/tpm', 2924 'chardev', 2925 'ebpf', 2926 'hw/9pfs', 2927 'hw/acpi', 2928 'hw/adc', 2929 'hw/alpha', 2930 'hw/arm', 2931 'hw/audio', 2932 'hw/block', 2933 'hw/block/dataplane', 2934 'hw/char', 2935 'hw/display', 2936 'hw/dma', 2937 'hw/hyperv', 2938 'hw/i2c', 2939 'hw/i386', 2940 'hw/i386/xen', 2941 'hw/ide', 2942 'hw/input', 2943 'hw/intc', 2944 'hw/isa', 2945 'hw/mem', 2946 'hw/mips', 2947 'hw/misc', 2948 'hw/misc/macio', 2949 'hw/net', 2950 'hw/net/can', 2951 'hw/nubus', 2952 'hw/nvme', 2953 'hw/nvram', 2954 'hw/pci', 2955 'hw/pci-host', 2956 'hw/ppc', 2957 'hw/rdma', 2958 'hw/rdma/vmw', 2959 'hw/rtc', 2960 'hw/s390x', 2961 'hw/scsi', 2962 'hw/sd', 2963 'hw/sh4', 2964 'hw/sparc', 2965 'hw/sparc64', 2966 'hw/ssi', 2967 'hw/timer', 2968 'hw/tpm', 2969 'hw/usb', 2970 'hw/vfio', 2971 'hw/virtio', 2972 'hw/watchdog', 2973 'hw/xen', 2974 'hw/gpio', 2975 'migration', 2976 'net', 2977 'softmmu', 2978 'ui', 2979 'hw/remote', 2980 ] 2981endif 2982if have_system or have_user 2983 trace_events_subdirs += [ 2984 'accel/tcg', 2985 'hw/core', 2986 'target/arm', 2987 'target/arm/hvf', 2988 'target/hppa', 2989 'target/i386', 2990 'target/i386/kvm', 2991 'target/mips/tcg', 2992 'target/nios2', 2993 'target/ppc', 2994 'target/riscv', 2995 'target/s390x', 2996 'target/s390x/kvm', 2997 'target/sparc', 2998 ] 2999endif 3000 3001vhost_user = not_found 3002if targetos == 'linux' and have_vhost_user 3003 libvhost_user = subproject('libvhost-user') 3004 vhost_user = libvhost_user.get_variable('vhost_user_dep') 3005endif 3006 3007libvduse = not_found 3008if have_libvduse 3009 libvduse_proj = subproject('libvduse') 3010 libvduse = libvduse_proj.get_variable('libvduse_dep') 3011endif 3012 3013# NOTE: the trace/ subdirectory needs the qapi_trace_events variable 3014# that is filled in by qapi/. 3015subdir('qapi') 3016subdir('qobject') 3017subdir('stubs') 3018subdir('trace') 3019subdir('util') 3020subdir('qom') 3021subdir('authz') 3022subdir('crypto') 3023subdir('ui') 3024subdir('hw') 3025subdir('gdbstub') 3026 3027 3028if enable_modules 3029 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO') 3030 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO') 3031endif 3032 3033qom_ss = qom_ss.apply(config_host, strict: false) 3034libqom = static_library('qom', qom_ss.sources() + genh, 3035 dependencies: [qom_ss.dependencies()], 3036 name_suffix: 'fa') 3037qom = declare_dependency(link_whole: libqom) 3038 3039event_loop_base = files('event-loop-base.c') 3040event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh, 3041 build_by_default: true) 3042event_loop_base = declare_dependency(link_whole: event_loop_base, 3043 dependencies: [qom]) 3044 3045stub_ss = stub_ss.apply(config_all, strict: false) 3046 3047util_ss.add_all(trace_ss) 3048util_ss = util_ss.apply(config_all, strict: false) 3049libqemuutil = static_library('qemuutil', 3050 sources: util_ss.sources() + stub_ss.sources() + genh, 3051 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman]) 3052qemuutil = declare_dependency(link_with: libqemuutil, 3053 sources: genh + version_res, 3054 dependencies: [event_loop_base]) 3055 3056if have_system or have_user 3057 decodetree = generator(find_program('scripts/decodetree.py'), 3058 output: 'decode-@BASENAME@.c.inc', 3059 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@']) 3060 subdir('libdecnumber') 3061 subdir('target') 3062endif 3063 3064subdir('audio') 3065subdir('io') 3066subdir('chardev') 3067subdir('fsdev') 3068subdir('dump') 3069 3070if have_block 3071 block_ss.add(files( 3072 'block.c', 3073 'blockjob.c', 3074 'job.c', 3075 'qemu-io-cmds.c', 3076 )) 3077 if config_host_data.get('CONFIG_REPLICATION') 3078 block_ss.add(files('replication.c')) 3079 endif 3080 3081 subdir('nbd') 3082 subdir('scsi') 3083 subdir('block') 3084 3085 blockdev_ss.add(files( 3086 'blockdev.c', 3087 'blockdev-nbd.c', 3088 'iothread.c', 3089 'job-qmp.c', 3090 ), gnutls) 3091 3092 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon, 3093 # os-win32.c does not 3094 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c')) 3095 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')]) 3096endif 3097 3098common_ss.add(files('cpus-common.c')) 3099 3100subdir('softmmu') 3101 3102common_ss.add(capstone) 3103specific_ss.add(files('cpu.c', 'disas.c'), capstone) 3104 3105# Work around a gcc bug/misfeature wherein constant propagation looks 3106# through an alias: 3107# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696 3108# to guess that a const variable is always zero. Without lto, this is 3109# impossible, as the alias is restricted to page-vary-common.c. Indeed, 3110# without lto, not even the alias is required -- we simply use different 3111# declarations in different compilation units. 3112pagevary = files('page-vary-common.c') 3113if get_option('b_lto') 3114 pagevary_flags = ['-fno-lto'] 3115 if get_option('cfi') 3116 pagevary_flags += '-fno-sanitize=cfi-icall' 3117 endif 3118 pagevary = static_library('page-vary-common', sources: pagevary + genh, 3119 c_args: pagevary_flags) 3120 pagevary = declare_dependency(link_with: pagevary) 3121endif 3122common_ss.add(pagevary) 3123specific_ss.add(files('page-vary.c')) 3124 3125subdir('backends') 3126subdir('disas') 3127subdir('migration') 3128subdir('monitor') 3129subdir('net') 3130subdir('replay') 3131subdir('semihosting') 3132subdir('tcg') 3133subdir('fpu') 3134subdir('accel') 3135subdir('plugins') 3136subdir('ebpf') 3137 3138common_user_inc = [] 3139 3140subdir('common-user') 3141subdir('bsd-user') 3142subdir('linux-user') 3143 3144# needed for fuzzing binaries 3145subdir('tests/qtest/libqos') 3146subdir('tests/qtest/fuzz') 3147 3148# accel modules 3149tcg_real_module_ss = ss.source_set() 3150tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss) 3151specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss) 3152target_modules += { 'accel' : { 'qtest': qtest_module_ss, 3153 'tcg': tcg_real_module_ss }} 3154 3155######################## 3156# Library dependencies # 3157######################## 3158 3159modinfo_collect = find_program('scripts/modinfo-collect.py') 3160modinfo_generate = find_program('scripts/modinfo-generate.py') 3161modinfo_files = [] 3162 3163block_mods = [] 3164softmmu_mods = [] 3165foreach d, list : modules 3166 foreach m, module_ss : list 3167 if enable_modules and targetos != 'windows' 3168 module_ss = module_ss.apply(config_all, strict: false) 3169 sl = static_library(d + '-' + m, [genh, module_ss.sources()], 3170 dependencies: [modulecommon, module_ss.dependencies()], pic: true) 3171 if d == 'block' 3172 block_mods += sl 3173 else 3174 softmmu_mods += sl 3175 endif 3176 if module_ss.sources() != [] 3177 # FIXME: Should use sl.extract_all_objects(recursive: true) as 3178 # input. Sources can be used multiple times but objects are 3179 # unique when it comes to lookup in compile_commands.json. 3180 # Depnds on a mesion version with 3181 # https://github.com/mesonbuild/meson/pull/8900 3182 modinfo_files += custom_target(d + '-' + m + '.modinfo', 3183 output: d + '-' + m + '.modinfo', 3184 input: module_ss.sources() + genh, 3185 capture: true, 3186 command: [modinfo_collect, module_ss.sources()]) 3187 endif 3188 else 3189 if d == 'block' 3190 block_ss.add_all(module_ss) 3191 else 3192 softmmu_ss.add_all(module_ss) 3193 endif 3194 endif 3195 endforeach 3196endforeach 3197 3198foreach d, list : target_modules 3199 foreach m, module_ss : list 3200 if enable_modules and targetos != 'windows' 3201 foreach target : target_dirs 3202 if target.endswith('-softmmu') 3203 config_target = config_target_mak[target] 3204 config_target += config_host 3205 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] 3206 c_args = ['-DNEED_CPU_H', 3207 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), 3208 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] 3209 target_module_ss = module_ss.apply(config_target, strict: false) 3210 if target_module_ss.sources() != [] 3211 module_name = d + '-' + m + '-' + config_target['TARGET_NAME'] 3212 sl = static_library(module_name, 3213 [genh, target_module_ss.sources()], 3214 dependencies: [modulecommon, target_module_ss.dependencies()], 3215 include_directories: target_inc, 3216 c_args: c_args, 3217 pic: true) 3218 softmmu_mods += sl 3219 # FIXME: Should use sl.extract_all_objects(recursive: true) too. 3220 modinfo_files += custom_target(module_name + '.modinfo', 3221 output: module_name + '.modinfo', 3222 input: target_module_ss.sources() + genh, 3223 capture: true, 3224 command: [modinfo_collect, '--target', target, target_module_ss.sources()]) 3225 endif 3226 endif 3227 endforeach 3228 else 3229 specific_ss.add_all(module_ss) 3230 endif 3231 endforeach 3232endforeach 3233 3234if enable_modules 3235 foreach target : target_dirs 3236 if target.endswith('-softmmu') 3237 config_target = config_target_mak[target] 3238 config_devices_mak = target + '-config-devices.mak' 3239 modinfo_src = custom_target('modinfo-' + target + '.c', 3240 output: 'modinfo-' + target + '.c', 3241 input: modinfo_files, 3242 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'], 3243 capture: true) 3244 3245 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src) 3246 modinfo_dep = declare_dependency(link_with: modinfo_lib) 3247 3248 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH'] 3249 hw_arch[arch].add(modinfo_dep) 3250 endif 3251 endforeach 3252endif 3253 3254nm = find_program('nm') 3255undefsym = find_program('scripts/undefsym.py') 3256block_syms = custom_target('block.syms', output: 'block.syms', 3257 input: [libqemuutil, block_mods], 3258 capture: true, 3259 command: [undefsym, nm, '@INPUT@']) 3260qemu_syms = custom_target('qemu.syms', output: 'qemu.syms', 3261 input: [libqemuutil, softmmu_mods], 3262 capture: true, 3263 command: [undefsym, nm, '@INPUT@']) 3264 3265authz_ss = authz_ss.apply(config_host, strict: false) 3266libauthz = static_library('authz', authz_ss.sources() + genh, 3267 dependencies: [authz_ss.dependencies()], 3268 name_suffix: 'fa', 3269 build_by_default: false) 3270 3271authz = declare_dependency(link_whole: libauthz, 3272 dependencies: qom) 3273 3274crypto_ss = crypto_ss.apply(config_host, strict: false) 3275libcrypto = static_library('crypto', crypto_ss.sources() + genh, 3276 dependencies: [crypto_ss.dependencies()], 3277 name_suffix: 'fa', 3278 build_by_default: false) 3279 3280crypto = declare_dependency(link_whole: libcrypto, 3281 dependencies: [authz, qom]) 3282 3283io_ss = io_ss.apply(config_host, strict: false) 3284libio = static_library('io', io_ss.sources() + genh, 3285 dependencies: [io_ss.dependencies()], 3286 link_with: libqemuutil, 3287 name_suffix: 'fa', 3288 build_by_default: false) 3289 3290io = declare_dependency(link_whole: libio, dependencies: [crypto, qom]) 3291 3292libmigration = static_library('migration', sources: migration_files + genh, 3293 name_suffix: 'fa', 3294 build_by_default: false) 3295migration = declare_dependency(link_with: libmigration, 3296 dependencies: [zlib, qom, io]) 3297softmmu_ss.add(migration) 3298 3299block_ss = block_ss.apply(config_host, strict: false) 3300libblock = static_library('block', block_ss.sources() + genh, 3301 dependencies: block_ss.dependencies(), 3302 link_depends: block_syms, 3303 name_suffix: 'fa', 3304 build_by_default: false) 3305 3306block = declare_dependency(link_whole: [libblock], 3307 link_args: '@block.syms', 3308 dependencies: [crypto, io]) 3309 3310blockdev_ss = blockdev_ss.apply(config_host, strict: false) 3311libblockdev = static_library('blockdev', blockdev_ss.sources() + genh, 3312 dependencies: blockdev_ss.dependencies(), 3313 name_suffix: 'fa', 3314 build_by_default: false) 3315 3316blockdev = declare_dependency(link_whole: [libblockdev], 3317 dependencies: [block, event_loop_base]) 3318 3319qmp_ss = qmp_ss.apply(config_host, strict: false) 3320libqmp = static_library('qmp', qmp_ss.sources() + genh, 3321 dependencies: qmp_ss.dependencies(), 3322 name_suffix: 'fa', 3323 build_by_default: false) 3324 3325qmp = declare_dependency(link_whole: [libqmp]) 3326 3327libchardev = static_library('chardev', chardev_ss.sources() + genh, 3328 name_suffix: 'fa', 3329 dependencies: chardev_ss.dependencies(), 3330 build_by_default: false) 3331 3332chardev = declare_dependency(link_whole: libchardev) 3333 3334hwcore_ss = hwcore_ss.apply(config_host, strict: false) 3335libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh, 3336 name_suffix: 'fa', 3337 build_by_default: false) 3338hwcore = declare_dependency(link_whole: libhwcore) 3339common_ss.add(hwcore) 3340 3341########### 3342# Targets # 3343########### 3344 3345emulator_modules = [] 3346foreach m : block_mods + softmmu_mods 3347 emulator_modules += shared_module(m.name(), 3348 build_by_default: true, 3349 name_prefix: '', 3350 link_whole: m, 3351 install: true, 3352 install_dir: qemu_moddir) 3353endforeach 3354if emulator_modules.length() > 0 3355 alias_target('modules', emulator_modules) 3356endif 3357 3358softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp) 3359common_ss.add(qom, qemuutil) 3360 3361common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss]) 3362common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss) 3363 3364common_all = common_ss.apply(config_all, strict: false) 3365common_all = static_library('common', 3366 build_by_default: false, 3367 sources: common_all.sources() + genh, 3368 include_directories: common_user_inc, 3369 implicit_include_directories: false, 3370 dependencies: common_all.dependencies(), 3371 name_suffix: 'fa') 3372 3373feature_to_c = find_program('scripts/feature_to_c.sh') 3374 3375if targetos == 'darwin' 3376 entitlement = find_program('scripts/entitlement.sh') 3377endif 3378 3379emulators = {} 3380foreach target : target_dirs 3381 config_target = config_target_mak[target] 3382 target_name = config_target['TARGET_NAME'] 3383 target_base_arch = config_target['TARGET_BASE_ARCH'] 3384 arch_srcs = [config_target_h[target]] 3385 arch_deps = [] 3386 c_args = ['-DNEED_CPU_H', 3387 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), 3388 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] 3389 link_args = emulator_link_args 3390 3391 config_target += config_host 3392 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] 3393 if targetos == 'linux' 3394 target_inc += include_directories('linux-headers', is_system: true) 3395 endif 3396 if target.endswith('-softmmu') 3397 target_type='system' 3398 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false) 3399 arch_srcs += t.sources() 3400 arch_deps += t.dependencies() 3401 3402 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch 3403 hw = hw_arch[hw_dir].apply(config_target, strict: false) 3404 arch_srcs += hw.sources() 3405 arch_deps += hw.dependencies() 3406 3407 arch_srcs += config_devices_h[target] 3408 link_args += ['@block.syms', '@qemu.syms'] 3409 else 3410 abi = config_target['TARGET_ABI_DIR'] 3411 target_type='user' 3412 target_inc += common_user_inc 3413 if target_base_arch in target_user_arch 3414 t = target_user_arch[target_base_arch].apply(config_target, strict: false) 3415 arch_srcs += t.sources() 3416 arch_deps += t.dependencies() 3417 endif 3418 if 'CONFIG_LINUX_USER' in config_target 3419 base_dir = 'linux-user' 3420 endif 3421 if 'CONFIG_BSD_USER' in config_target 3422 base_dir = 'bsd-user' 3423 target_inc += include_directories('bsd-user/' / targetos) 3424 target_inc += include_directories('bsd-user/host/' / host_arch) 3425 dir = base_dir / abi 3426 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c') 3427 endif 3428 target_inc += include_directories( 3429 base_dir, 3430 base_dir / abi, 3431 ) 3432 if 'CONFIG_LINUX_USER' in config_target 3433 dir = base_dir / abi 3434 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c') 3435 if config_target.has_key('TARGET_SYSTBL_ABI') 3436 arch_srcs += \ 3437 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'], 3438 extra_args : config_target['TARGET_SYSTBL_ABI']) 3439 endif 3440 endif 3441 endif 3442 3443 if 'TARGET_XML_FILES' in config_target 3444 gdbstub_xml = custom_target(target + '-gdbstub-xml.c', 3445 output: target + '-gdbstub-xml.c', 3446 input: files(config_target['TARGET_XML_FILES'].split()), 3447 command: [feature_to_c, '@INPUT@'], 3448 capture: true) 3449 arch_srcs += gdbstub_xml 3450 endif 3451 3452 t = target_arch[target_base_arch].apply(config_target, strict: false) 3453 arch_srcs += t.sources() 3454 arch_deps += t.dependencies() 3455 3456 target_common = common_ss.apply(config_target, strict: false) 3457 objects = common_all.extract_objects(target_common.sources()) 3458 deps = target_common.dependencies() 3459 3460 target_specific = specific_ss.apply(config_target, strict: false) 3461 arch_srcs += target_specific.sources() 3462 arch_deps += target_specific.dependencies() 3463 3464 lib = static_library('qemu-' + target, 3465 sources: arch_srcs + genh, 3466 dependencies: arch_deps, 3467 objects: objects, 3468 include_directories: target_inc, 3469 c_args: c_args, 3470 build_by_default: false, 3471 name_suffix: 'fa') 3472 3473 if target.endswith('-softmmu') 3474 execs = [{ 3475 'name': 'qemu-system-' + target_name, 3476 'win_subsystem': 'console', 3477 'sources': files('softmmu/main.c'), 3478 'dependencies': [] 3479 }] 3480 if targetos == 'windows' and (sdl.found() or gtk.found()) 3481 execs += [{ 3482 'name': 'qemu-system-' + target_name + 'w', 3483 'win_subsystem': 'windows', 3484 'sources': files('softmmu/main.c'), 3485 'dependencies': [] 3486 }] 3487 endif 3488 if get_option('fuzzing') 3489 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false) 3490 execs += [{ 3491 'name': 'qemu-fuzz-' + target_name, 3492 'win_subsystem': 'console', 3493 'sources': specific_fuzz.sources(), 3494 'dependencies': specific_fuzz.dependencies(), 3495 }] 3496 endif 3497 else 3498 execs = [{ 3499 'name': 'qemu-' + target_name, 3500 'win_subsystem': 'console', 3501 'sources': [], 3502 'dependencies': [] 3503 }] 3504 endif 3505 foreach exe: execs 3506 exe_name = exe['name'] 3507 if targetos == 'darwin' 3508 exe_name += '-unsigned' 3509 endif 3510 3511 emulator = executable(exe_name, exe['sources'], 3512 install: true, 3513 c_args: c_args, 3514 dependencies: arch_deps + deps + exe['dependencies'], 3515 objects: lib.extract_all_objects(recursive: true), 3516 link_language: link_language, 3517 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []), 3518 link_args: link_args, 3519 win_subsystem: exe['win_subsystem']) 3520 3521 if targetos == 'darwin' 3522 icon = 'pc-bios/qemu.rsrc' 3523 build_input = [emulator, files(icon)] 3524 install_input = [ 3525 get_option('bindir') / exe_name, 3526 meson.current_source_dir() / icon 3527 ] 3528 if 'CONFIG_HVF' in config_target 3529 entitlements = 'accel/hvf/entitlements.plist' 3530 build_input += files(entitlements) 3531 install_input += meson.current_source_dir() / entitlements 3532 endif 3533 3534 emulators += {exe['name'] : custom_target(exe['name'], 3535 input: build_input, 3536 output: exe['name'], 3537 command: [entitlement, '@OUTPUT@', '@INPUT@']) 3538 } 3539 3540 meson.add_install_script(entitlement, '--install', 3541 get_option('bindir') / exe['name'], 3542 install_input) 3543 else 3544 emulators += {exe['name']: emulator} 3545 endif 3546 3547 if stap.found() 3548 foreach stp: [ 3549 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false}, 3550 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true}, 3551 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true}, 3552 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true}, 3553 ] 3554 custom_target(exe['name'] + stp['ext'], 3555 input: trace_events_all, 3556 output: exe['name'] + stp['ext'], 3557 install: stp['install'], 3558 install_dir: get_option('datadir') / 'systemtap/tapset', 3559 command: [ 3560 tracetool, '--group=all', '--format=' + stp['fmt'], 3561 '--binary=' + stp['bin'], 3562 '--target-name=' + target_name, 3563 '--target-type=' + target_type, 3564 '--probe-prefix=qemu.' + target_type + '.' + target_name, 3565 '@INPUT@', '@OUTPUT@' 3566 ], 3567 depend_files: tracetool_depends) 3568 endforeach 3569 endif 3570 endforeach 3571endforeach 3572 3573# Other build targets 3574 3575if 'CONFIG_PLUGIN' in config_host 3576 install_headers('include/qemu/qemu-plugin.h') 3577endif 3578 3579subdir('qga') 3580 3581# Don't build qemu-keymap if xkbcommon is not explicitly enabled 3582# when we don't build tools or system 3583if xkbcommon.found() 3584 # used for the update-keymaps target, so include rules even if !have_tools 3585 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh, 3586 dependencies: [qemuutil, xkbcommon], install: have_tools) 3587endif 3588 3589if have_tools 3590 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep], 3591 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true) 3592 qemu_io = executable('qemu-io', files('qemu-io.c'), 3593 dependencies: [block, qemuutil], install: true) 3594 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'), 3595 dependencies: [blockdev, qemuutil, gnutls, selinux], 3596 install: true) 3597 3598 subdir('storage-daemon') 3599 subdir('contrib/rdmacm-mux') 3600 subdir('contrib/elf2dmp') 3601 3602 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'), 3603 dependencies: qemuutil, 3604 install: true) 3605 3606 if have_vhost_user 3607 subdir('contrib/vhost-user-blk') 3608 subdir('contrib/vhost-user-gpu') 3609 subdir('contrib/vhost-user-input') 3610 subdir('contrib/vhost-user-scsi') 3611 endif 3612 3613 if targetos == 'linux' 3614 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'), 3615 dependencies: [qemuutil, libcap_ng], 3616 install: true, 3617 install_dir: get_option('libexecdir')) 3618 3619 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'), 3620 dependencies: [authz, crypto, io, qom, qemuutil, 3621 libcap_ng, mpathpersist], 3622 install: true) 3623 endif 3624 3625 if have_ivshmem 3626 subdir('contrib/ivshmem-client') 3627 subdir('contrib/ivshmem-server') 3628 endif 3629endif 3630 3631subdir('scripts') 3632subdir('tools') 3633subdir('pc-bios') 3634subdir('docs') 3635subdir('tests') 3636if gtk.found() 3637 subdir('po') 3638endif 3639 3640if host_machine.system() == 'windows' 3641 nsis_cmd = [ 3642 find_program('scripts/nsis.py'), 3643 '@OUTPUT@', 3644 get_option('prefix'), 3645 meson.current_source_dir(), 3646 config_host['GLIB_BINDIR'], 3647 host_machine.cpu(), 3648 '--', 3649 '-DDISPLAYVERSION=' + meson.project_version(), 3650 ] 3651 if build_docs 3652 nsis_cmd += '-DCONFIG_DOCUMENTATION=y' 3653 endif 3654 if gtk.found() 3655 nsis_cmd += '-DCONFIG_GTK=y' 3656 endif 3657 3658 nsis = custom_target('nsis', 3659 output: 'qemu-setup-' + meson.project_version() + '.exe', 3660 input: files('qemu.nsi'), 3661 build_always_stale: true, 3662 command: nsis_cmd + ['@INPUT@']) 3663 alias_target('installer', nsis) 3664endif 3665 3666######################### 3667# Configuration summary # 3668######################### 3669 3670# Directories 3671summary_info = {} 3672summary_info += {'Install prefix': get_option('prefix')} 3673summary_info += {'BIOS directory': qemu_datadir} 3674pathsep = targetos == 'windows' ? ';' : ':' 3675summary_info += {'firmware path': pathsep.join(get_option('qemu_firmwarepath'))} 3676summary_info += {'binary directory': get_option('prefix') / get_option('bindir')} 3677summary_info += {'library directory': get_option('prefix') / get_option('libdir')} 3678summary_info += {'module directory': qemu_moddir} 3679summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')} 3680summary_info += {'include directory': get_option('prefix') / get_option('includedir')} 3681summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')} 3682if targetos != 'windows' 3683 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')} 3684 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')} 3685else 3686 summary_info += {'local state directory': 'queried at runtime'} 3687endif 3688summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')} 3689summary_info += {'Build directory': meson.current_build_dir()} 3690summary_info += {'Source path': meson.current_source_dir()} 3691summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']} 3692summary(summary_info, bool_yn: true, section: 'Directories') 3693 3694# Host binaries 3695summary_info = {} 3696summary_info += {'git': config_host['GIT']} 3697summary_info += {'make': config_host['MAKE']} 3698summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())} 3699summary_info += {'sphinx-build': sphinx_build} 3700if config_host.has_key('HAVE_GDB_BIN') 3701 summary_info += {'gdb': config_host['HAVE_GDB_BIN']} 3702endif 3703summary_info += {'iasl': iasl} 3704summary_info += {'genisoimage': config_host['GENISOIMAGE']} 3705if targetos == 'windows' and have_ga 3706 summary_info += {'wixl': wixl} 3707endif 3708if slirp.found() and have_system 3709 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false} 3710endif 3711summary(summary_info, bool_yn: true, section: 'Host binaries') 3712 3713# Configurable features 3714summary_info = {} 3715summary_info += {'Documentation': build_docs} 3716summary_info += {'system-mode emulation': have_system} 3717summary_info += {'user-mode emulation': have_user} 3718summary_info += {'block layer': have_block} 3719summary_info += {'Install blobs': get_option('install_blobs')} 3720summary_info += {'module support': config_host.has_key('CONFIG_MODULES')} 3721if config_host.has_key('CONFIG_MODULES') 3722 summary_info += {'alternative module path': get_option('module_upgrades')} 3723endif 3724summary_info += {'fuzzing support': get_option('fuzzing')} 3725if have_system 3726 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)} 3727endif 3728summary_info += {'Trace backends': ','.join(get_option('trace_backends'))} 3729if 'simple' in get_option('trace_backends') 3730 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'} 3731endif 3732summary_info += {'D-Bus display': dbus_display} 3733summary_info += {'QOM debugging': get_option('qom_cast_debug')} 3734summary_info += {'vhost-kernel support': have_vhost_kernel} 3735summary_info += {'vhost-net support': have_vhost_net} 3736summary_info += {'vhost-user support': have_vhost_user} 3737summary_info += {'vhost-user-crypto support': have_vhost_user_crypto} 3738summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server} 3739summary_info += {'vhost-vdpa support': have_vhost_vdpa} 3740summary_info += {'build guest agent': have_ga} 3741summary(summary_info, bool_yn: true, section: 'Configurable features') 3742 3743# Compilation information 3744summary_info = {} 3745summary_info += {'host CPU': cpu} 3746summary_info += {'host endianness': build_machine.endian()} 3747summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())} 3748summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())} 3749if link_language == 'cpp' 3750 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())} 3751else 3752 summary_info += {'C++ compiler': false} 3753endif 3754if targetos == 'darwin' 3755 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())} 3756endif 3757option_cflags = (get_option('debug') ? ['-g'] : []) 3758if get_option('optimization') != 'plain' 3759 option_cflags += ['-O' + get_option('optimization')] 3760endif 3761summary_info += {'CFLAGS': ' '.join(get_option('c_args') + option_cflags)} 3762if link_language == 'cpp' 3763 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args') + option_cflags)} 3764endif 3765if targetos == 'darwin' 3766 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args') + option_cflags)} 3767endif 3768link_args = get_option(link_language + '_link_args') 3769if link_args.length() > 0 3770 summary_info += {'LDFLAGS': ' '.join(link_args)} 3771endif 3772summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)} 3773if 'cpp' in all_languages 3774 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)} 3775endif 3776if 'objc' in all_languages 3777 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)} 3778endif 3779summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)} 3780summary_info += {'profiler': get_option('profiler')} 3781summary_info += {'link-time optimization (LTO)': get_option('b_lto')} 3782summary_info += {'PIE': get_option('b_pie')} 3783summary_info += {'static build': config_host.has_key('CONFIG_STATIC')} 3784summary_info += {'malloc trim support': has_malloc_trim} 3785summary_info += {'membarrier': have_membarrier} 3786summary_info += {'debug stack usage': get_option('debug_stack_usage')} 3787summary_info += {'mutex debugging': get_option('debug_mutex')} 3788summary_info += {'memory allocator': get_option('malloc')} 3789summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')} 3790summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')} 3791summary_info += {'gprof enabled': get_option('gprof')} 3792summary_info += {'gcov': get_option('b_coverage')} 3793summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')} 3794summary_info += {'CFI support': get_option('cfi')} 3795if get_option('cfi') 3796 summary_info += {'CFI debug support': get_option('cfi_debug')} 3797endif 3798summary_info += {'strip binaries': get_option('strip')} 3799summary_info += {'sparse': sparse} 3800summary_info += {'mingw32 support': targetos == 'windows'} 3801summary(summary_info, bool_yn: true, section: 'Compilation') 3802 3803# snarf the cross-compilation information for tests 3804summary_info = {} 3805have_cross = false 3806foreach target: target_dirs 3807 tcg_mak = meson.current_build_dir() / 'tests/tcg' / target / 'config-target.mak' 3808 if fs.exists(tcg_mak) 3809 config_cross_tcg = keyval.load(tcg_mak) 3810 if 'CC' in config_cross_tcg 3811 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']} 3812 have_cross = true 3813 endif 3814 endif 3815endforeach 3816if have_cross 3817 summary(summary_info, bool_yn: true, section: 'Cross compilers') 3818endif 3819 3820# Targets and accelerators 3821summary_info = {} 3822if have_system 3823 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')} 3824 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')} 3825 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')} 3826 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')} 3827 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')} 3828 summary_info += {'Xen support': xen.found()} 3829 if xen.found() 3830 summary_info += {'xen ctrl version': xen.version()} 3831 endif 3832endif 3833summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')} 3834if config_all.has_key('CONFIG_TCG') 3835 if get_option('tcg_interpreter') 3836 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'} 3837 else 3838 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)} 3839 endif 3840 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')} 3841 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')} 3842endif 3843summary_info += {'target list': ' '.join(target_dirs)} 3844if have_system 3845 summary_info += {'default devices': get_option('default_devices')} 3846 summary_info += {'out of process emulation': multiprocess_allowed} 3847 summary_info += {'vfio-user server': vfio_user_server_allowed} 3848endif 3849summary(summary_info, bool_yn: true, section: 'Targets and accelerators') 3850 3851# Block layer 3852summary_info = {} 3853summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']} 3854summary_info += {'coroutine pool': have_coroutine_pool} 3855if have_block 3856 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')} 3857 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')} 3858 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')} 3859 summary_info += {'VirtFS support': have_virtfs} 3860 summary_info += {'build virtiofs daemon': have_virtiofsd} 3861 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')} 3862 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')} 3863 summary_info += {'bochs support': get_option('bochs').allowed()} 3864 summary_info += {'cloop support': get_option('cloop').allowed()} 3865 summary_info += {'dmg support': get_option('dmg').allowed()} 3866 summary_info += {'qcow v1 support': get_option('qcow1').allowed()} 3867 summary_info += {'vdi support': get_option('vdi').allowed()} 3868 summary_info += {'vvfat support': get_option('vvfat').allowed()} 3869 summary_info += {'qed support': get_option('qed').allowed()} 3870 summary_info += {'parallels support': get_option('parallels').allowed()} 3871 summary_info += {'FUSE exports': fuse} 3872 summary_info += {'VDUSE block exports': have_vduse_blk_export} 3873endif 3874summary(summary_info, bool_yn: true, section: 'Block layer support') 3875 3876# Crypto 3877summary_info = {} 3878summary_info += {'TLS priority': get_option('tls_priority')} 3879summary_info += {'GNUTLS support': gnutls} 3880if gnutls.found() 3881 summary_info += {' GNUTLS crypto': gnutls_crypto.found()} 3882endif 3883summary_info += {'libgcrypt': gcrypt} 3884summary_info += {'nettle': nettle} 3885if nettle.found() 3886 summary_info += {' XTS': xts != 'private'} 3887endif 3888summary_info += {'AF_ALG support': have_afalg} 3889summary_info += {'rng-none': get_option('rng_none')} 3890summary_info += {'Linux keyring': have_keyring} 3891summary(summary_info, bool_yn: true, section: 'Crypto') 3892 3893# Libraries 3894summary_info = {} 3895if targetos == 'darwin' 3896 summary_info += {'Cocoa support': cocoa} 3897 summary_info += {'vmnet.framework support': vmnet} 3898endif 3899summary_info += {'SDL support': sdl} 3900summary_info += {'SDL image support': sdl_image} 3901summary_info += {'GTK support': gtk} 3902summary_info += {'pixman': pixman} 3903summary_info += {'VTE support': vte} 3904summary_info += {'slirp support': slirp} 3905summary_info += {'libtasn1': tasn1} 3906summary_info += {'PAM': pam} 3907summary_info += {'iconv support': iconv} 3908summary_info += {'curses support': curses} 3909summary_info += {'virgl support': virgl} 3910summary_info += {'blkio support': blkio} 3911summary_info += {'curl support': curl} 3912summary_info += {'Multipath support': mpathpersist} 3913summary_info += {'PNG support': png} 3914summary_info += {'VNC support': vnc} 3915if vnc.found() 3916 summary_info += {'VNC SASL support': sasl} 3917 summary_info += {'VNC JPEG support': jpeg} 3918endif 3919if targetos not in ['darwin', 'haiku', 'windows'] 3920 summary_info += {'OSS support': oss} 3921 summary_info += {'sndio support': sndio} 3922elif targetos == 'darwin' 3923 summary_info += {'CoreAudio support': coreaudio} 3924elif targetos == 'windows' 3925 summary_info += {'DirectSound support': dsound} 3926endif 3927if targetos == 'linux' 3928 summary_info += {'ALSA support': alsa} 3929 summary_info += {'PulseAudio support': pulse} 3930endif 3931summary_info += {'JACK support': jack} 3932summary_info += {'brlapi support': brlapi} 3933summary_info += {'vde support': vde} 3934summary_info += {'netmap support': have_netmap} 3935summary_info += {'l2tpv3 support': have_l2tpv3} 3936summary_info += {'Linux AIO support': libaio} 3937summary_info += {'Linux io_uring support': linux_io_uring} 3938summary_info += {'ATTR/XATTR support': libattr} 3939summary_info += {'RDMA support': rdma} 3940summary_info += {'PVRDMA support': have_pvrdma} 3941summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt} 3942summary_info += {'libcap-ng support': libcap_ng} 3943summary_info += {'bpf support': libbpf} 3944summary_info += {'spice protocol support': spice_protocol} 3945if spice_protocol.found() 3946 summary_info += {' spice server support': spice} 3947endif 3948summary_info += {'rbd support': rbd} 3949summary_info += {'smartcard support': cacard} 3950summary_info += {'U2F support': u2f} 3951summary_info += {'libusb': libusb} 3952summary_info += {'usb net redir': usbredir} 3953summary_info += {'OpenGL support (epoxy)': opengl} 3954summary_info += {'GBM': gbm} 3955summary_info += {'libiscsi support': libiscsi} 3956summary_info += {'libnfs support': libnfs} 3957if targetos == 'windows' 3958 if have_ga 3959 summary_info += {'QGA VSS support': have_qga_vss} 3960 endif 3961endif 3962summary_info += {'seccomp support': seccomp} 3963summary_info += {'GlusterFS support': glusterfs} 3964summary_info += {'TPM support': have_tpm} 3965summary_info += {'libssh support': libssh} 3966summary_info += {'lzo support': lzo} 3967summary_info += {'snappy support': snappy} 3968summary_info += {'bzip2 support': libbzip2} 3969summary_info += {'lzfse support': liblzfse} 3970summary_info += {'zstd support': zstd} 3971summary_info += {'NUMA host support': numa} 3972summary_info += {'capstone': capstone} 3973summary_info += {'libpmem support': libpmem} 3974summary_info += {'libdaxctl support': libdaxctl} 3975summary_info += {'libudev': libudev} 3976# Dummy dependency, keep .found() 3977summary_info += {'FUSE lseek': fuse_lseek.found()} 3978summary_info += {'selinux': selinux} 3979summary(summary_info, bool_yn: true, section: 'Dependencies') 3980 3981if not supported_cpus.contains(cpu) 3982 message() 3983 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!') 3984 message() 3985 message('CPU host architecture ' + cpu + ' support is not currently maintained.') 3986 message('The QEMU project intends to remove support for this host CPU in') 3987 message('a future release if nobody volunteers to maintain it and to') 3988 message('provide a build host for our continuous integration setup.') 3989 message('configure has succeeded and you can continue to build, but') 3990 message('if you care about QEMU on this platform you should contact') 3991 message('us upstream at qemu-devel@nongnu.org.') 3992endif 3993 3994if not supported_oses.contains(targetos) 3995 message() 3996 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!') 3997 message() 3998 message('Host OS ' + targetos + 'support is not currently maintained.') 3999 message('The QEMU project intends to remove support for this host OS in') 4000 message('a future release if nobody volunteers to maintain it and to') 4001 message('provide a build host for our continuous integration setup.') 4002 message('configure has succeeded and you can continue to build, but') 4003 message('if you care about QEMU on this platform you should contact') 4004 message('us upstream at qemu-devel@nongnu.org.') 4005endif 4006