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: '>=0.14.0', 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: '>=0.14.0', 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# libdw 1652libdw = dependency('libdw', 1653 method: 'pkg-config', 1654 kwargs: static_kwargs, 1655 required: false) 1656 1657################# 1658# config-host.h # 1659################# 1660 1661audio_drivers_selected = [] 1662if have_system 1663 audio_drivers_available = { 1664 'alsa': alsa.found(), 1665 'coreaudio': coreaudio.found(), 1666 'dsound': dsound.found(), 1667 'jack': jack.found(), 1668 'oss': oss.found(), 1669 'pa': pulse.found(), 1670 'sdl': sdl.found(), 1671 'sndio': sndio.found(), 1672 } 1673 foreach k, v: audio_drivers_available 1674 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v) 1675 endforeach 1676 1677 # Default to native drivers first, OSS second, SDL third 1678 audio_drivers_priority = \ 1679 [ 'pa', 'coreaudio', 'dsound', 'sndio', 'oss' ] + \ 1680 (targetos == 'linux' ? [] : [ 'sdl' ]) 1681 audio_drivers_default = [] 1682 foreach k: audio_drivers_priority 1683 if audio_drivers_available[k] 1684 audio_drivers_default += k 1685 endif 1686 endforeach 1687 1688 foreach k: get_option('audio_drv_list') 1689 if k == 'default' 1690 audio_drivers_selected += audio_drivers_default 1691 elif not audio_drivers_available[k] 1692 error('Audio driver "@0@" not available.'.format(k)) 1693 else 1694 audio_drivers_selected += k 1695 endif 1696 endforeach 1697endif 1698config_host_data.set('CONFIG_AUDIO_DRIVERS', 1699 '"' + '", "'.join(audio_drivers_selected) + '", ') 1700 1701if get_option('cfi') 1702 cfi_flags=[] 1703 # Check for dependency on LTO 1704 if not get_option('b_lto') 1705 error('Selected Control-Flow Integrity but LTO is disabled') 1706 endif 1707 if config_host.has_key('CONFIG_MODULES') 1708 error('Selected Control-Flow Integrity is not compatible with modules') 1709 endif 1710 # Check for cfi flags. CFI requires LTO so we can't use 1711 # get_supported_arguments, but need a more complex "compiles" which allows 1712 # custom arguments 1713 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall', 1714 args: ['-flto', '-fsanitize=cfi-icall'] ) 1715 cfi_flags += '-fsanitize=cfi-icall' 1716 else 1717 error('-fsanitize=cfi-icall is not supported by the compiler') 1718 endif 1719 if cc.compiles('int main () { return 0; }', 1720 name: '-fsanitize-cfi-icall-generalize-pointers', 1721 args: ['-flto', '-fsanitize=cfi-icall', 1722 '-fsanitize-cfi-icall-generalize-pointers'] ) 1723 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers' 1724 else 1725 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler') 1726 endif 1727 if get_option('cfi_debug') 1728 if cc.compiles('int main () { return 0; }', 1729 name: '-fno-sanitize-trap=cfi-icall', 1730 args: ['-flto', '-fsanitize=cfi-icall', 1731 '-fno-sanitize-trap=cfi-icall'] ) 1732 cfi_flags += '-fno-sanitize-trap=cfi-icall' 1733 else 1734 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler') 1735 endif 1736 endif 1737 add_global_arguments(cfi_flags, native: false, language: all_languages) 1738 add_global_link_arguments(cfi_flags, native: false, language: all_languages) 1739endif 1740 1741have_host_block_device = (targetos != 'darwin' or 1742 cc.has_header('IOKit/storage/IOMedia.h')) 1743 1744dbus_display = get_option('dbus_display') \ 1745 .require(gio.version().version_compare('>=2.64'), 1746 error_message: '-display dbus requires glib>=2.64') \ 1747 .require(gdbus_codegen.found(), 1748 error_message: gdbus_codegen_error.format('-display dbus')) \ 1749 .require(opengl.found() and gbm.found(), 1750 error_message: '-display dbus requires epoxy/egl and gbm') \ 1751 .allowed() 1752 1753have_virtfs = get_option('virtfs') \ 1754 .require(targetos == 'linux' or targetos == 'darwin', 1755 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \ 1756 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'), 1757 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \ 1758 .require(targetos == 'darwin' or (libattr.found() and libcap_ng.found()), 1759 error_message: 'virtio-9p (virtfs) on Linux requires libcap-ng-devel and libattr-devel') \ 1760 .disable_auto_if(not have_tools and not have_system) \ 1761 .allowed() 1762 1763have_virtfs_proxy_helper = targetos != 'darwin' and have_virtfs and have_tools 1764 1765if get_option('block_drv_ro_whitelist') == '' 1766 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '') 1767else 1768 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', 1769 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ') 1770endif 1771if get_option('block_drv_rw_whitelist') == '' 1772 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '') 1773else 1774 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', 1775 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ') 1776endif 1777 1778foreach k : get_option('trace_backends') 1779 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true) 1780endforeach 1781config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file')) 1782config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority')) 1783if iasl.found() 1784 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path()) 1785endif 1786config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir')) 1787config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix')) 1788config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir) 1789config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir) 1790config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir) 1791 1792qemu_firmwarepath = '' 1793foreach k : get_option('qemu_firmwarepath') 1794 qemu_firmwarepath += '"' + get_option('prefix') / k + '", ' 1795endforeach 1796config_host_data.set('CONFIG_QEMU_FIRMWAREPATH', qemu_firmwarepath) 1797 1798config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir')) 1799config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir) 1800config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir')) 1801config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir')) 1802config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir) 1803config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir')) 1804 1805if config_host.has_key('CONFIG_MODULES') 1806 config_host_data.set('CONFIG_STAMP', run_command( 1807 meson.current_source_dir() / 'scripts/qemu-stamp.py', 1808 meson.project_version(), get_option('pkgversion'), '--', 1809 meson.current_source_dir() / 'configure', 1810 capture: true, check: true).stdout().strip()) 1811endif 1812 1813have_slirp_smbd = get_option('slirp_smbd') \ 1814 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \ 1815 .allowed() 1816if have_slirp_smbd 1817 smbd_path = get_option('smbd') 1818 if smbd_path == '' 1819 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd') 1820 endif 1821 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path) 1822endif 1823 1824config_host_data.set('HOST_' + host_arch.to_upper(), 1) 1825 1826if get_option('module_upgrades') and not enable_modules 1827 error('Cannot enable module-upgrades as modules are not enabled') 1828endif 1829config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades')) 1830 1831config_host_data.set('CONFIG_ATTR', libattr.found()) 1832config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools')) 1833config_host_data.set('CONFIG_BRLAPI', brlapi.found()) 1834config_host_data.set('CONFIG_COCOA', cocoa.found()) 1835config_host_data.set('CONFIG_FUZZ', get_option('fuzzing')) 1836config_host_data.set('CONFIG_GCOV', get_option('b_coverage')) 1837config_host_data.set('CONFIG_LIBUDEV', libudev.found()) 1838config_host_data.set('CONFIG_LZO', lzo.found()) 1839config_host_data.set('CONFIG_MPATH', mpathpersist.found()) 1840config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api) 1841config_host_data.set('CONFIG_BLKIO', blkio.found()) 1842config_host_data.set('CONFIG_CURL', curl.found()) 1843config_host_data.set('CONFIG_CURSES', curses.found()) 1844config_host_data.set('CONFIG_GBM', gbm.found()) 1845config_host_data.set('CONFIG_GIO', gio.found()) 1846config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found()) 1847if glusterfs.found() 1848 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4')) 1849 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5')) 1850 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6')) 1851 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6')) 1852 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat) 1853 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat) 1854endif 1855config_host_data.set('CONFIG_GTK', gtk.found()) 1856config_host_data.set('CONFIG_VTE', vte.found()) 1857config_host_data.set('CONFIG_GTK_CLIPBOARD', have_gtk_clipboard) 1858config_host_data.set('CONFIG_LIBATTR', have_old_libattr) 1859config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found()) 1860config_host_data.set('CONFIG_EBPF', libbpf.found()) 1861config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found()) 1862config_host_data.set('CONFIG_LIBISCSI', libiscsi.found()) 1863config_host_data.set('CONFIG_LIBNFS', libnfs.found()) 1864config_host_data.set('CONFIG_LIBSSH', libssh.found()) 1865config_host_data.set('CONFIG_LINUX_AIO', libaio.found()) 1866config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found()) 1867config_host_data.set('CONFIG_LIBPMEM', libpmem.found()) 1868config_host_data.set('CONFIG_NUMA', numa.found()) 1869if numa.found() 1870 config_host_data.set('HAVE_NUMA_HAS_PREFERRED_MANY', 1871 cc.has_function('numa_has_preferred_many', 1872 dependencies: numa)) 1873endif 1874config_host_data.set('CONFIG_OPENGL', opengl.found()) 1875config_host_data.set('CONFIG_PROFILER', get_option('profiler')) 1876config_host_data.set('CONFIG_RBD', rbd.found()) 1877config_host_data.set('CONFIG_RDMA', rdma.found()) 1878config_host_data.set('CONFIG_SDL', sdl.found()) 1879config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found()) 1880config_host_data.set('CONFIG_SECCOMP', seccomp.found()) 1881if seccomp.found() 1882 config_host_data.set('CONFIG_SECCOMP_SYSRAWRC', seccomp_has_sysrawrc) 1883endif 1884config_host_data.set('CONFIG_SNAPPY', snappy.found()) 1885config_host_data.set('CONFIG_TPM', have_tpm) 1886config_host_data.set('CONFIG_USB_LIBUSB', libusb.found()) 1887config_host_data.set('CONFIG_VDE', vde.found()) 1888config_host_data.set('CONFIG_VHOST_NET', have_vhost_net) 1889config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user) 1890config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa) 1891config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel) 1892config_host_data.set('CONFIG_VHOST_USER', have_vhost_user) 1893config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto) 1894config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa) 1895config_host_data.set('CONFIG_VMNET', vmnet.found()) 1896config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server) 1897config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export) 1898config_host_data.set('CONFIG_PNG', png.found()) 1899config_host_data.set('CONFIG_VNC', vnc.found()) 1900config_host_data.set('CONFIG_VNC_JPEG', jpeg.found()) 1901config_host_data.set('CONFIG_VNC_SASL', sasl.found()) 1902config_host_data.set('CONFIG_VIRTFS', have_virtfs) 1903config_host_data.set('CONFIG_VTE', vte.found()) 1904config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found()) 1905config_host_data.set('CONFIG_KEYUTILS', keyutils.found()) 1906config_host_data.set('CONFIG_GETTID', has_gettid) 1907config_host_data.set('CONFIG_GNUTLS', gnutls.found()) 1908config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found()) 1909config_host_data.set('CONFIG_TASN1', tasn1.found()) 1910config_host_data.set('CONFIG_GCRYPT', gcrypt.found()) 1911config_host_data.set('CONFIG_NETTLE', nettle.found()) 1912config_host_data.set('CONFIG_HOGWEED', hogweed.found()) 1913config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private') 1914config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim) 1915config_host_data.set('CONFIG_STATX', has_statx) 1916config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id) 1917config_host_data.set('CONFIG_ZSTD', zstd.found()) 1918config_host_data.set('CONFIG_FUSE', fuse.found()) 1919config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found()) 1920config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found()) 1921if spice_protocol.found() 1922config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0]) 1923config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1]) 1924config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2]) 1925endif 1926config_host_data.set('CONFIG_SPICE', spice.found()) 1927config_host_data.set('CONFIG_X11', x11.found()) 1928config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display) 1929config_host_data.set('CONFIG_CFI', get_option('cfi')) 1930config_host_data.set('CONFIG_SELINUX', selinux.found()) 1931config_host_data.set('CONFIG_XEN_BACKEND', xen.found()) 1932config_host_data.set('CONFIG_LIBDW', libdw.found()) 1933if xen.found() 1934 # protect from xen.version() having less than three components 1935 xen_version = xen.version().split('.') + ['0', '0'] 1936 xen_ctrl_version = xen_version[0] + \ 1937 ('0' + xen_version[1]).substring(-2) + \ 1938 ('0' + xen_version[2]).substring(-2) 1939 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version) 1940endif 1941config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version())) 1942config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0]) 1943config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1]) 1944config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2]) 1945 1946config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf) 1947config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device) 1948 1949have_coroutine_pool = get_option('coroutine_pool') 1950if get_option('debug_stack_usage') and have_coroutine_pool 1951 message('Disabling coroutine pool to measure stack usage') 1952 have_coroutine_pool = false 1953endif 1954config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool) 1955config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex')) 1956config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage')) 1957config_host_data.set('CONFIG_GPROF', get_option('gprof')) 1958config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed()) 1959config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug')) 1960config_host_data.set('CONFIG_REPLICATION', get_option('replication').allowed()) 1961 1962# has_header 1963config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h')) 1964config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h')) 1965config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h')) 1966config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h')) 1967config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h')) 1968config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h')) 1969config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h')) 1970config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h')) 1971config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h')) 1972if targetos == 'windows' 1973 config_host_data.set('HAVE_AFUNIX_H', cc.has_header('afunix.h')) 1974endif 1975 1976# has_function 1977config_host_data.set('CONFIG_CLOSE_RANGE', cc.has_function('close_range')) 1978config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4')) 1979config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime')) 1980config_host_data.set('CONFIG_DUP3', cc.has_function('dup3')) 1981config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate')) 1982config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate')) 1983# Note that we need to specify prefix: here to avoid incorrectly 1984# thinking that Windows has posix_memalign() 1985config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>')) 1986config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc')) 1987config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc')) 1988config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign')) 1989config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll')) 1990config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>')) 1991config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np')) 1992config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile')) 1993config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare')) 1994config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs')) 1995config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range')) 1996config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create')) 1997config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range')) 1998config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs')) 1999config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util)) 2000config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul')) 2001config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>')) 2002if rbd.found() 2003 config_host_data.set('HAVE_RBD_NAMESPACE_EXISTS', 2004 cc.has_function('rbd_namespace_exists', 2005 dependencies: rbd, 2006 prefix: '#include <rbd/librbd.h>')) 2007endif 2008if rdma.found() 2009 config_host_data.set('HAVE_IBV_ADVISE_MR', 2010 cc.has_function('ibv_advise_mr', 2011 dependencies: rdma, 2012 prefix: '#include <infiniband/verbs.h>')) 2013endif 2014 2015# has_header_symbol 2016config_host_data.set('CONFIG_EPOLL_CREATE1', 2017 cc.has_header_symbol('sys/epoll.h', 'epoll_create1')) 2018config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE', 2019 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and 2020 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE')) 2021config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE', 2022 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE')) 2023config_host_data.set('CONFIG_FIEMAP', 2024 cc.has_header('linux/fiemap.h') and 2025 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP')) 2026config_host_data.set('CONFIG_GETRANDOM', 2027 cc.has_function('getrandom') and 2028 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK')) 2029config_host_data.set('CONFIG_INOTIFY', 2030 cc.has_header_symbol('sys/inotify.h', 'inotify_init')) 2031config_host_data.set('CONFIG_INOTIFY1', 2032 cc.has_header_symbol('sys/inotify.h', 'inotify_init1')) 2033config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK', 2034 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK')) 2035config_host_data.set('CONFIG_RTNETLINK', 2036 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN')) 2037config_host_data.set('CONFIG_SYSMACROS', 2038 cc.has_header_symbol('sys/sysmacros.h', 'makedev')) 2039config_host_data.set('HAVE_OPTRESET', 2040 cc.has_header_symbol('getopt.h', 'optreset')) 2041config_host_data.set('HAVE_IPPROTO_MPTCP', 2042 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP')) 2043 2044# has_member 2045config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID', 2046 cc.has_member('struct sigevent', 'sigev_notify_thread_id', 2047 prefix: '#include <signal.h>')) 2048config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM', 2049 cc.has_member('struct stat', 'st_atim', 2050 prefix: '#include <sys/stat.h>')) 2051 2052# has_type 2053config_host_data.set('CONFIG_IOVEC', 2054 cc.has_type('struct iovec', 2055 prefix: '#include <sys/uio.h>')) 2056config_host_data.set('HAVE_UTMPX', 2057 cc.has_type('struct utmpx', 2058 prefix: '#include <utmpx.h>')) 2059 2060config_host_data.set('CONFIG_EVENTFD', cc.links(''' 2061 #include <sys/eventfd.h> 2062 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }''')) 2063config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + ''' 2064 #include <unistd.h> 2065 int main(void) { 2066 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0 2067 return fdatasync(0); 2068 #else 2069 #error Not supported 2070 #endif 2071 }''')) 2072 2073has_madvise = cc.links(gnu_source_prefix + ''' 2074 #include <sys/types.h> 2075 #include <sys/mman.h> 2076 #include <stddef.h> 2077 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''') 2078missing_madvise_proto = false 2079if has_madvise 2080 # Some platforms (illumos and Solaris before Solaris 11) provide madvise() 2081 # but forget to prototype it. In this case, has_madvise will be true (the 2082 # test program links despite a compile warning). To detect the 2083 # missing-prototype case, we try again with a definitely-bogus prototype. 2084 # This will only compile if the system headers don't provide the prototype; 2085 # otherwise the conflicting prototypes will cause a compiler error. 2086 missing_madvise_proto = cc.links(gnu_source_prefix + ''' 2087 #include <sys/types.h> 2088 #include <sys/mman.h> 2089 #include <stddef.h> 2090 extern int madvise(int); 2091 int main(void) { return madvise(0); }''') 2092endif 2093config_host_data.set('CONFIG_MADVISE', has_madvise) 2094config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto) 2095 2096config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + ''' 2097 #include <sys/mman.h> 2098 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }''')) 2099config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + ''' 2100 #include <fcntl.h> 2101 #if !defined(AT_EMPTY_PATH) 2102 # error missing definition 2103 #else 2104 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); } 2105 #endif''')) 2106config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + ''' 2107 #include <sys/mman.h> 2108 #include <stddef.h> 2109 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }''')) 2110 2111config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + ''' 2112 #include <pthread.h> 2113 2114 static void *f(void *p) { return NULL; } 2115 int main(void) 2116 { 2117 pthread_t thread; 2118 pthread_create(&thread, 0, f, 0); 2119 pthread_setname_np(thread, "QEMU"); 2120 return 0; 2121 }''', dependencies: threads)) 2122config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + ''' 2123 #include <pthread.h> 2124 2125 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; } 2126 int main(void) 2127 { 2128 pthread_t thread; 2129 pthread_create(&thread, 0, f, 0); 2130 return 0; 2131 }''', dependencies: threads)) 2132config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + ''' 2133 #include <pthread.h> 2134 #include <time.h> 2135 2136 int main(void) 2137 { 2138 pthread_condattr_t attr 2139 pthread_condattr_init(&attr); 2140 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC); 2141 return 0; 2142 }''', dependencies: threads)) 2143config_host_data.set('CONFIG_PTHREAD_AFFINITY_NP', cc.links(gnu_source_prefix + ''' 2144 #include <pthread.h> 2145 2146 static void *f(void *p) { return NULL; } 2147 int main(void) 2148 { 2149 int setsize = CPU_ALLOC_SIZE(64); 2150 pthread_t thread; 2151 cpu_set_t *cpuset; 2152 pthread_create(&thread, 0, f, 0); 2153 cpuset = CPU_ALLOC(64); 2154 CPU_ZERO_S(setsize, cpuset); 2155 pthread_setaffinity_np(thread, setsize, cpuset); 2156 pthread_getaffinity_np(thread, setsize, cpuset); 2157 CPU_FREE(cpuset); 2158 return 0; 2159 }''', dependencies: threads)) 2160config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + ''' 2161 #include <sys/signalfd.h> 2162 #include <stddef.h> 2163 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }''')) 2164config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + ''' 2165 #include <unistd.h> 2166 #include <fcntl.h> 2167 #include <limits.h> 2168 2169 int main(void) 2170 { 2171 int len, fd = 0; 2172 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK); 2173 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE); 2174 return 0; 2175 }''')) 2176 2177config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + ''' 2178 #include <sys/mman.h> 2179 int main(void) { 2180 return mlockall(MCL_FUTURE); 2181 }''')) 2182 2183have_l2tpv3 = false 2184if get_option('l2tpv3').allowed() and have_system 2185 have_l2tpv3 = cc.has_type('struct mmsghdr', 2186 prefix: gnu_source_prefix + ''' 2187 #include <sys/socket.h> 2188 #include <linux/ip.h>''') 2189endif 2190config_host_data.set('CONFIG_L2TPV3', have_l2tpv3) 2191 2192have_netmap = false 2193if get_option('netmap').allowed() and have_system 2194 have_netmap = cc.compiles(''' 2195 #include <inttypes.h> 2196 #include <net/if.h> 2197 #include <net/netmap.h> 2198 #include <net/netmap_user.h> 2199 #if (NETMAP_API < 11) || (NETMAP_API > 15) 2200 #error 2201 #endif 2202 int main(void) { return 0; }''') 2203 if not have_netmap and get_option('netmap').enabled() 2204 error('Netmap headers not available') 2205 endif 2206endif 2207config_host_data.set('CONFIG_NETMAP', have_netmap) 2208 2209# Work around a system header bug with some kernel/XFS header 2210# versions where they both try to define 'struct fsxattr': 2211# xfs headers will not try to redefine structs from linux headers 2212# if this macro is set. 2213config_host_data.set('HAVE_FSXATTR', cc.links(''' 2214 #include <linux/fs.h> 2215 struct fsxattr foo; 2216 int main(void) { 2217 return 0; 2218 }''')) 2219 2220# Some versions of Mac OS X incorrectly define SIZE_MAX 2221config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles(''' 2222 #include <stdint.h> 2223 #include <stdio.h> 2224 int main(void) { 2225 return printf("%zu", SIZE_MAX); 2226 }''', args: ['-Werror'])) 2227 2228atomic_test = ''' 2229 #include <stdint.h> 2230 int main(void) 2231 { 2232 @0@ x = 0, y = 0; 2233 y = __atomic_load_n(&x, __ATOMIC_RELAXED); 2234 __atomic_store_n(&x, y, __ATOMIC_RELAXED); 2235 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED); 2236 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED); 2237 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED); 2238 return 0; 2239 }''' 2240 2241# See if 64-bit atomic operations are supported. 2242# Note that without __atomic builtins, we can only 2243# assume atomic loads/stores max at pointer size. 2244config_host_data.set('CONFIG_ATOMIC64', cc.links(atomic_test.format('uint64_t'))) 2245 2246has_int128 = cc.links(''' 2247 __int128_t a; 2248 __uint128_t b; 2249 int main (void) { 2250 a = a + b; 2251 b = a * b; 2252 a = a * a; 2253 return 0; 2254 }''') 2255 2256config_host_data.set('CONFIG_INT128', has_int128) 2257 2258if has_int128 2259 # "do we have 128-bit atomics which are handled inline and specifically not 2260 # via libatomic". The reason we can't use libatomic is documented in the 2261 # comment starting "GCC is a house divided" in include/qemu/atomic128.h. 2262 has_atomic128 = cc.links(atomic_test.format('unsigned __int128')) 2263 2264 config_host_data.set('CONFIG_ATOMIC128', has_atomic128) 2265 2266 if not has_atomic128 2267 has_cmpxchg128 = cc.links(''' 2268 int main(void) 2269 { 2270 unsigned __int128 x = 0, y = 0; 2271 __sync_val_compare_and_swap_16(&x, y, x); 2272 return 0; 2273 } 2274 ''') 2275 2276 config_host_data.set('CONFIG_CMPXCHG128', has_cmpxchg128) 2277 endif 2278endif 2279 2280config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + ''' 2281 #include <sys/auxv.h> 2282 int main(void) { 2283 return getauxval(AT_HWCAP) == 0; 2284 }''')) 2285 2286config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles(''' 2287 #include <linux/usbdevice_fs.h> 2288 2289 #ifndef USBDEVFS_GET_CAPABILITIES 2290 #error "USBDEVFS_GET_CAPABILITIES undefined" 2291 #endif 2292 2293 #ifndef USBDEVFS_DISCONNECT_CLAIM 2294 #error "USBDEVFS_DISCONNECT_CLAIM undefined" 2295 #endif 2296 2297 int main(void) { return 0; }''')) 2298 2299have_keyring = get_option('keyring') \ 2300 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \ 2301 .require(cc.compiles(''' 2302 #include <errno.h> 2303 #include <asm/unistd.h> 2304 #include <linux/keyctl.h> 2305 #include <sys/syscall.h> 2306 #include <unistd.h> 2307 int main(void) { 2308 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0); 2309 }'''), error_message: 'keyctl syscall not available on this system').allowed() 2310config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring) 2311 2312have_cpuid_h = cc.links(''' 2313 #include <cpuid.h> 2314 int main(void) { 2315 unsigned a, b, c, d; 2316 unsigned max = __get_cpuid_max(0, 0); 2317 2318 if (max >= 1) { 2319 __cpuid(1, a, b, c, d); 2320 } 2321 2322 if (max >= 7) { 2323 __cpuid_count(7, 0, a, b, c, d); 2324 } 2325 2326 return 0; 2327 }''') 2328config_host_data.set('CONFIG_CPUID_H', have_cpuid_h) 2329 2330config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \ 2331 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \ 2332 .require(cc.links(''' 2333 #include <cpuid.h> 2334 #include <immintrin.h> 2335 static int __attribute__((target("avx2"))) bar(void *a) { 2336 __m256i x = *(__m256i *)a; 2337 return _mm256_testz_si256(x, x); 2338 } 2339 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); } 2340 '''), error_message: 'AVX2 not available').allowed()) 2341 2342config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \ 2343 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \ 2344 .require(cc.links(''' 2345 #include <cpuid.h> 2346 #include <immintrin.h> 2347 static int __attribute__((target("avx512f"))) bar(void *a) { 2348 __m512i x = *(__m512i *)a; 2349 return _mm512_test_epi64_mask(x, x); 2350 } 2351 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); } 2352 '''), error_message: 'AVX512F not available').allowed()) 2353 2354have_pvrdma = get_option('pvrdma') \ 2355 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \ 2356 .require(cc.compiles(gnu_source_prefix + ''' 2357 #include <sys/mman.h> 2358 int main(void) 2359 { 2360 char buf = 0; 2361 void *addr = &buf; 2362 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED); 2363 2364 return 0; 2365 }'''), error_message: 'PVRDMA requires mremap').allowed() 2366 2367if have_pvrdma 2368 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links(''' 2369 #include <infiniband/verbs.h> 2370 int main(void) 2371 { 2372 struct ibv_mr *mr; 2373 struct ibv_pd *pd = NULL; 2374 size_t length = 10; 2375 uint64_t iova = 0; 2376 int access = 0; 2377 void *addr = NULL; 2378 2379 mr = ibv_reg_mr_iova(pd, addr, length, iova, access); 2380 ibv_dereg_mr(mr); 2381 return 0; 2382 }''')) 2383endif 2384 2385if get_option('membarrier').disabled() 2386 have_membarrier = false 2387elif targetos == 'windows' 2388 have_membarrier = true 2389elif targetos == 'linux' 2390 have_membarrier = cc.compiles(''' 2391 #include <linux/membarrier.h> 2392 #include <sys/syscall.h> 2393 #include <unistd.h> 2394 #include <stdlib.h> 2395 int main(void) { 2396 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0); 2397 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0); 2398 exit(0); 2399 }''') 2400endif 2401config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \ 2402 .require(have_membarrier, error_message: 'membarrier system call not available') \ 2403 .allowed()) 2404 2405have_afalg = get_option('crypto_afalg') \ 2406 .require(cc.compiles(gnu_source_prefix + ''' 2407 #include <errno.h> 2408 #include <sys/types.h> 2409 #include <sys/socket.h> 2410 #include <linux/if_alg.h> 2411 int main(void) { 2412 int sock; 2413 sock = socket(AF_ALG, SOCK_SEQPACKET, 0); 2414 return sock; 2415 } 2416 '''), error_message: 'AF_ALG requested but could not be detected').allowed() 2417config_host_data.set('CONFIG_AF_ALG', have_afalg) 2418 2419config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol( 2420 'linux/vm_sockets.h', 'AF_VSOCK', 2421 prefix: '#include <sys/socket.h>', 2422)) 2423 2424have_vss = false 2425have_vss_sdk = false # old xp/2003 SDK 2426if targetos == 'windows' and link_language == 'cpp' 2427 have_vss = cxx.compiles(''' 2428 #define __MIDL_user_allocate_free_DEFINED__ 2429 #include <vss.h> 2430 int main(void) { return VSS_CTX_BACKUP; }''') 2431 have_vss_sdk = cxx.has_header('vscoordint.h') 2432endif 2433config_host_data.set('HAVE_VSS_SDK', have_vss_sdk) 2434 2435foreach k, v: config_host 2436 if k.startswith('CONFIG_') 2437 config_host_data.set(k, v == 'y' ? 1 : v) 2438 endif 2439endforeach 2440 2441# Older versions of MinGW do not import _lock_file and _unlock_file properly. 2442# This was fixed for v6.0.0 with commit b48e3ac8969d. 2443if targetos == 'windows' 2444 config_host_data.set('HAVE__LOCK_FILE', cc.links(''' 2445 #include <stdio.h> 2446 int main(void) { 2447 _lock_file(NULL); 2448 _unlock_file(NULL); 2449 return 0; 2450 }''', name: '_lock_file and _unlock_file')) 2451endif 2452 2453######################## 2454# Target configuration # 2455######################## 2456 2457minikconf = find_program('scripts/minikconf.py') 2458config_all = {} 2459config_all_devices = {} 2460config_all_disas = {} 2461config_devices_mak_list = [] 2462config_devices_h = {} 2463config_target_h = {} 2464config_target_mak = {} 2465 2466disassemblers = { 2467 'alpha' : ['CONFIG_ALPHA_DIS'], 2468 'avr' : ['CONFIG_AVR_DIS'], 2469 'cris' : ['CONFIG_CRIS_DIS'], 2470 'hexagon' : ['CONFIG_HEXAGON_DIS'], 2471 'hppa' : ['CONFIG_HPPA_DIS'], 2472 'i386' : ['CONFIG_I386_DIS'], 2473 'x86_64' : ['CONFIG_I386_DIS'], 2474 'm68k' : ['CONFIG_M68K_DIS'], 2475 'microblaze' : ['CONFIG_MICROBLAZE_DIS'], 2476 'mips' : ['CONFIG_MIPS_DIS'], 2477 'nios2' : ['CONFIG_NIOS2_DIS'], 2478 'or1k' : ['CONFIG_OPENRISC_DIS'], 2479 'ppc' : ['CONFIG_PPC_DIS'], 2480 'riscv' : ['CONFIG_RISCV_DIS'], 2481 'rx' : ['CONFIG_RX_DIS'], 2482 's390' : ['CONFIG_S390_DIS'], 2483 'sh4' : ['CONFIG_SH4_DIS'], 2484 'sparc' : ['CONFIG_SPARC_DIS'], 2485 'xtensa' : ['CONFIG_XTENSA_DIS'], 2486 'loongarch' : ['CONFIG_LOONGARCH_DIS'], 2487} 2488 2489have_ivshmem = config_host_data.get('CONFIG_EVENTFD') 2490host_kconfig = \ 2491 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \ 2492 (have_tpm ? ['CONFIG_TPM=y'] : []) + \ 2493 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \ 2494 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \ 2495 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \ 2496 (x11.found() ? ['CONFIG_X11=y'] : []) + \ 2497 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \ 2498 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \ 2499 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \ 2500 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \ 2501 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \ 2502 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \ 2503 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \ 2504 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : []) 2505 2506ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ] 2507 2508default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host 2509actual_target_dirs = [] 2510fdt_required = [] 2511foreach target : target_dirs 2512 config_target = { 'TARGET_NAME': target.split('-')[0] } 2513 if target.endswith('linux-user') 2514 if targetos != 'linux' 2515 if default_targets 2516 continue 2517 endif 2518 error('Target @0@ is only available on a Linux host'.format(target)) 2519 endif 2520 config_target += { 'CONFIG_LINUX_USER': 'y' } 2521 elif target.endswith('bsd-user') 2522 if 'CONFIG_BSD' not in config_host 2523 if default_targets 2524 continue 2525 endif 2526 error('Target @0@ is only available on a BSD host'.format(target)) 2527 endif 2528 config_target += { 'CONFIG_BSD_USER': 'y' } 2529 elif target.endswith('softmmu') 2530 config_target += { 'CONFIG_SOFTMMU': 'y' } 2531 endif 2532 if target.endswith('-user') 2533 config_target += { 2534 'CONFIG_USER_ONLY': 'y', 2535 'CONFIG_QEMU_INTERP_PREFIX': 2536 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME']) 2537 } 2538 endif 2539 2540 accel_kconfig = [] 2541 foreach sym: accelerators 2542 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, []) 2543 config_target += { sym: 'y' } 2544 config_all += { sym: 'y' } 2545 if target in modular_tcg 2546 config_target += { 'CONFIG_TCG_MODULAR': 'y' } 2547 else 2548 config_target += { 'CONFIG_TCG_BUILTIN': 'y' } 2549 endif 2550 accel_kconfig += [ sym + '=y' ] 2551 endif 2552 endforeach 2553 if accel_kconfig.length() == 0 2554 if default_targets 2555 continue 2556 endif 2557 error('No accelerator available for target @0@'.format(target)) 2558 endif 2559 2560 actual_target_dirs += target 2561 config_target += keyval.load('configs/targets' / target + '.mak') 2562 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' } 2563 2564 if 'TARGET_NEED_FDT' in config_target 2565 fdt_required += target 2566 endif 2567 2568 # Add default keys 2569 if 'TARGET_BASE_ARCH' not in config_target 2570 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']} 2571 endif 2572 if 'TARGET_ABI_DIR' not in config_target 2573 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']} 2574 endif 2575 if 'TARGET_BIG_ENDIAN' not in config_target 2576 config_target += {'TARGET_BIG_ENDIAN': 'n'} 2577 endif 2578 2579 foreach k, v: disassemblers 2580 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k) 2581 foreach sym: v 2582 config_target += { sym: 'y' } 2583 config_all_disas += { sym: 'y' } 2584 endforeach 2585 endif 2586 endforeach 2587 2588 config_target_data = configuration_data() 2589 foreach k, v: config_target 2590 if not k.startswith('TARGET_') and not k.startswith('CONFIG_') 2591 # do nothing 2592 elif ignored.contains(k) 2593 # do nothing 2594 elif k == 'TARGET_BASE_ARCH' 2595 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is 2596 # not used to select files from sourcesets. 2597 config_target_data.set('TARGET_' + v.to_upper(), 1) 2598 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX' 2599 config_target_data.set_quoted(k, v) 2600 elif v == 'y' 2601 config_target_data.set(k, 1) 2602 elif v == 'n' 2603 config_target_data.set(k, 0) 2604 else 2605 config_target_data.set(k, v) 2606 endif 2607 endforeach 2608 config_target_data.set('QEMU_ARCH', 2609 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper()) 2610 config_target_h += {target: configure_file(output: target + '-config-target.h', 2611 configuration: config_target_data)} 2612 2613 if target.endswith('-softmmu') 2614 config_input = meson.get_external_property(target, 'default') 2615 config_devices_mak = target + '-config-devices.mak' 2616 config_devices_mak = configure_file( 2617 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'], 2618 output: config_devices_mak, 2619 depfile: config_devices_mak + '.d', 2620 capture: true, 2621 command: [minikconf, 2622 get_option('default_devices') ? '--defconfig' : '--allnoconfig', 2623 config_devices_mak, '@DEPFILE@', '@INPUT@', 2624 host_kconfig, accel_kconfig, 2625 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y']) 2626 2627 config_devices_data = configuration_data() 2628 config_devices = keyval.load(config_devices_mak) 2629 foreach k, v: config_devices 2630 config_devices_data.set(k, 1) 2631 endforeach 2632 config_devices_mak_list += config_devices_mak 2633 config_devices_h += {target: configure_file(output: target + '-config-devices.h', 2634 configuration: config_devices_data)} 2635 config_target += config_devices 2636 config_all_devices += config_devices 2637 endif 2638 config_target_mak += {target: config_target} 2639endforeach 2640target_dirs = actual_target_dirs 2641 2642# This configuration is used to build files that are shared by 2643# multiple binaries, and then extracted out of the "common" 2644# static_library target. 2645# 2646# We do not use all_sources()/all_dependencies(), because it would 2647# build literally all source files, including devices only used by 2648# targets that are not built for this compilation. The CONFIG_ALL 2649# pseudo symbol replaces it. 2650 2651config_all += config_all_devices 2652config_all += config_host 2653config_all += config_all_disas 2654config_all += { 2655 'CONFIG_XEN': xen.found(), 2656 'CONFIG_SOFTMMU': have_system, 2657 'CONFIG_USER_ONLY': have_user, 2658 'CONFIG_ALL': true, 2659} 2660 2661target_configs_h = [] 2662foreach target: target_dirs 2663 target_configs_h += config_target_h[target] 2664 target_configs_h += config_devices_h.get(target, []) 2665endforeach 2666genh += custom_target('config-poison.h', 2667 input: [target_configs_h], 2668 output: 'config-poison.h', 2669 capture: true, 2670 command: [find_program('scripts/make-config-poison.sh'), 2671 target_configs_h]) 2672 2673############## 2674# Submodules # 2675############## 2676 2677capstone = not_found 2678if not get_option('capstone').auto() or have_system or have_user 2679 capstone = dependency('capstone', version: '>=3.0.5', 2680 kwargs: static_kwargs, method: 'pkg-config', 2681 required: get_option('capstone')) 2682 2683 # Some versions of capstone have broken pkg-config file 2684 # that reports a wrong -I path, causing the #include to 2685 # fail later. If the system has such a broken version 2686 # do not use it. 2687 if capstone.found() and not cc.compiles('#include <capstone.h>', 2688 dependencies: [capstone]) 2689 capstone = not_found 2690 if get_option('capstone').enabled() 2691 error('capstone requested, but it does not appear to work') 2692 endif 2693 endif 2694endif 2695 2696libvfio_user_dep = not_found 2697if have_system and vfio_user_server_allowed 2698 have_internal = fs.exists(meson.current_source_dir() / 'subprojects/libvfio-user/meson.build') 2699 2700 if not have_internal 2701 error('libvfio-user source not found - please pull git submodule') 2702 endif 2703 2704 libvfio_user_proj = subproject('libvfio-user') 2705 2706 libvfio_user_lib = libvfio_user_proj.get_variable('libvfio_user_dep') 2707 2708 libvfio_user_dep = declare_dependency(dependencies: [libvfio_user_lib]) 2709endif 2710 2711fdt = not_found 2712if have_system 2713 fdt_opt = get_option('fdt') 2714 if fdt_opt in ['enabled', 'auto', 'system'] 2715 have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt') 2716 fdt = cc.find_library('fdt', kwargs: static_kwargs, 2717 required: fdt_opt == 'system' or 2718 fdt_opt == 'enabled' and not have_internal) 2719 if fdt.found() and cc.links(''' 2720 #include <libfdt.h> 2721 #include <libfdt_env.h> 2722 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''', 2723 dependencies: fdt) 2724 fdt_opt = 'system' 2725 elif fdt_opt == 'system' 2726 error('system libfdt requested, but it is too old (1.5.1 or newer required)') 2727 elif have_internal 2728 fdt_opt = 'internal' 2729 else 2730 fdt_opt = 'disabled' 2731 fdt = not_found 2732 endif 2733 endif 2734 if fdt_opt == 'internal' 2735 fdt_files = files( 2736 'dtc/libfdt/fdt.c', 2737 'dtc/libfdt/fdt_ro.c', 2738 'dtc/libfdt/fdt_wip.c', 2739 'dtc/libfdt/fdt_sw.c', 2740 'dtc/libfdt/fdt_rw.c', 2741 'dtc/libfdt/fdt_strerror.c', 2742 'dtc/libfdt/fdt_empty_tree.c', 2743 'dtc/libfdt/fdt_addresses.c', 2744 'dtc/libfdt/fdt_overlay.c', 2745 'dtc/libfdt/fdt_check.c', 2746 ) 2747 2748 fdt_inc = include_directories('dtc/libfdt') 2749 libfdt = static_library('fdt', 2750 build_by_default: false, 2751 sources: fdt_files, 2752 include_directories: fdt_inc) 2753 fdt = declare_dependency(link_with: libfdt, 2754 include_directories: fdt_inc) 2755 endif 2756else 2757 fdt_opt = 'disabled' 2758endif 2759if not fdt.found() and fdt_required.length() > 0 2760 error('fdt not available but required by targets ' + ', '.join(fdt_required)) 2761endif 2762 2763config_host_data.set('CONFIG_CAPSTONE', capstone.found()) 2764config_host_data.set('CONFIG_FDT', fdt.found()) 2765config_host_data.set('CONFIG_SLIRP', slirp.found()) 2766 2767##################### 2768# Generated sources # 2769##################### 2770 2771genh += configure_file(output: 'config-host.h', configuration: config_host_data) 2772 2773hxtool = find_program('scripts/hxtool') 2774shaderinclude = find_program('scripts/shaderinclude.py') 2775qapi_gen = find_program('scripts/qapi-gen.py') 2776qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py', 2777 meson.current_source_dir() / 'scripts/qapi/commands.py', 2778 meson.current_source_dir() / 'scripts/qapi/common.py', 2779 meson.current_source_dir() / 'scripts/qapi/error.py', 2780 meson.current_source_dir() / 'scripts/qapi/events.py', 2781 meson.current_source_dir() / 'scripts/qapi/expr.py', 2782 meson.current_source_dir() / 'scripts/qapi/gen.py', 2783 meson.current_source_dir() / 'scripts/qapi/introspect.py', 2784 meson.current_source_dir() / 'scripts/qapi/parser.py', 2785 meson.current_source_dir() / 'scripts/qapi/schema.py', 2786 meson.current_source_dir() / 'scripts/qapi/source.py', 2787 meson.current_source_dir() / 'scripts/qapi/types.py', 2788 meson.current_source_dir() / 'scripts/qapi/visit.py', 2789 meson.current_source_dir() / 'scripts/qapi/common.py', 2790 meson.current_source_dir() / 'scripts/qapi-gen.py' 2791] 2792 2793tracetool = [ 2794 python, files('scripts/tracetool.py'), 2795 '--backend=' + ','.join(get_option('trace_backends')) 2796] 2797tracetool_depends = files( 2798 'scripts/tracetool/backend/log.py', 2799 'scripts/tracetool/backend/__init__.py', 2800 'scripts/tracetool/backend/dtrace.py', 2801 'scripts/tracetool/backend/ftrace.py', 2802 'scripts/tracetool/backend/simple.py', 2803 'scripts/tracetool/backend/syslog.py', 2804 'scripts/tracetool/backend/ust.py', 2805 'scripts/tracetool/format/ust_events_c.py', 2806 'scripts/tracetool/format/ust_events_h.py', 2807 'scripts/tracetool/format/__init__.py', 2808 'scripts/tracetool/format/d.py', 2809 'scripts/tracetool/format/simpletrace_stap.py', 2810 'scripts/tracetool/format/c.py', 2811 'scripts/tracetool/format/h.py', 2812 'scripts/tracetool/format/log_stap.py', 2813 'scripts/tracetool/format/stap.py', 2814 'scripts/tracetool/__init__.py', 2815 'scripts/tracetool/transform.py', 2816 'scripts/tracetool/vcpu.py' 2817) 2818 2819qemu_version_cmd = [find_program('scripts/qemu-version.sh'), 2820 meson.current_source_dir(), 2821 get_option('pkgversion'), meson.project_version()] 2822qemu_version = custom_target('qemu-version.h', 2823 output: 'qemu-version.h', 2824 command: qemu_version_cmd, 2825 capture: true, 2826 build_by_default: true, 2827 build_always_stale: true) 2828genh += qemu_version 2829 2830hxdep = [] 2831hx_headers = [ 2832 ['qemu-options.hx', 'qemu-options.def'], 2833 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'], 2834] 2835if have_system 2836 hx_headers += [ 2837 ['hmp-commands.hx', 'hmp-commands.h'], 2838 ['hmp-commands-info.hx', 'hmp-commands-info.h'], 2839 ] 2840endif 2841foreach d : hx_headers 2842 hxdep += custom_target(d[1], 2843 input: files(d[0]), 2844 output: d[1], 2845 capture: true, 2846 build_by_default: true, # to be removed when added to a target 2847 command: [hxtool, '-h', '@INPUT0@']) 2848endforeach 2849genh += hxdep 2850 2851################### 2852# Collect sources # 2853################### 2854 2855authz_ss = ss.source_set() 2856blockdev_ss = ss.source_set() 2857block_ss = ss.source_set() 2858chardev_ss = ss.source_set() 2859common_ss = ss.source_set() 2860crypto_ss = ss.source_set() 2861hwcore_ss = ss.source_set() 2862io_ss = ss.source_set() 2863qmp_ss = ss.source_set() 2864qom_ss = ss.source_set() 2865softmmu_ss = ss.source_set() 2866specific_fuzz_ss = ss.source_set() 2867specific_ss = ss.source_set() 2868stub_ss = ss.source_set() 2869trace_ss = ss.source_set() 2870user_ss = ss.source_set() 2871util_ss = ss.source_set() 2872 2873# accel modules 2874qtest_module_ss = ss.source_set() 2875tcg_module_ss = ss.source_set() 2876 2877modules = {} 2878target_modules = {} 2879hw_arch = {} 2880target_arch = {} 2881target_softmmu_arch = {} 2882target_user_arch = {} 2883 2884############### 2885# Trace files # 2886############### 2887 2888# TODO: add each directory to the subdirs from its own meson.build, once 2889# we have those 2890trace_events_subdirs = [ 2891 'crypto', 2892 'qapi', 2893 'qom', 2894 'monitor', 2895 'util', 2896 'gdbstub', 2897] 2898if have_linux_user 2899 trace_events_subdirs += [ 'linux-user' ] 2900endif 2901if have_bsd_user 2902 trace_events_subdirs += [ 'bsd-user' ] 2903endif 2904if have_block 2905 trace_events_subdirs += [ 2906 'authz', 2907 'block', 2908 'io', 2909 'nbd', 2910 'scsi', 2911 ] 2912endif 2913if have_system 2914 trace_events_subdirs += [ 2915 'accel/kvm', 2916 'audio', 2917 'backends', 2918 'backends/tpm', 2919 'chardev', 2920 'ebpf', 2921 'hw/9pfs', 2922 'hw/acpi', 2923 'hw/adc', 2924 'hw/alpha', 2925 'hw/arm', 2926 'hw/audio', 2927 'hw/block', 2928 'hw/block/dataplane', 2929 'hw/char', 2930 'hw/display', 2931 'hw/dma', 2932 'hw/hyperv', 2933 'hw/i2c', 2934 'hw/i386', 2935 'hw/i386/xen', 2936 'hw/ide', 2937 'hw/input', 2938 'hw/intc', 2939 'hw/isa', 2940 'hw/mem', 2941 'hw/mips', 2942 'hw/misc', 2943 'hw/misc/macio', 2944 'hw/net', 2945 'hw/net/can', 2946 'hw/nubus', 2947 'hw/nvme', 2948 'hw/nvram', 2949 'hw/pci', 2950 'hw/pci-host', 2951 'hw/ppc', 2952 'hw/rdma', 2953 'hw/rdma/vmw', 2954 'hw/rtc', 2955 'hw/s390x', 2956 'hw/scsi', 2957 'hw/sd', 2958 'hw/sh4', 2959 'hw/sparc', 2960 'hw/sparc64', 2961 'hw/ssi', 2962 'hw/timer', 2963 'hw/tpm', 2964 'hw/usb', 2965 'hw/vfio', 2966 'hw/virtio', 2967 'hw/watchdog', 2968 'hw/xen', 2969 'hw/gpio', 2970 'migration', 2971 'net', 2972 'softmmu', 2973 'ui', 2974 'hw/remote', 2975 ] 2976endif 2977if have_system or have_user 2978 trace_events_subdirs += [ 2979 'accel/tcg', 2980 'hw/core', 2981 'target/arm', 2982 'target/arm/hvf', 2983 'target/hppa', 2984 'target/i386', 2985 'target/i386/kvm', 2986 'target/mips/tcg', 2987 'target/nios2', 2988 'target/ppc', 2989 'target/riscv', 2990 'target/s390x', 2991 'target/s390x/kvm', 2992 'target/sparc', 2993 ] 2994endif 2995 2996vhost_user = not_found 2997if targetos == 'linux' and have_vhost_user 2998 libvhost_user = subproject('libvhost-user') 2999 vhost_user = libvhost_user.get_variable('vhost_user_dep') 3000endif 3001 3002libvduse = not_found 3003if have_libvduse 3004 libvduse_proj = subproject('libvduse') 3005 libvduse = libvduse_proj.get_variable('libvduse_dep') 3006endif 3007 3008# NOTE: the trace/ subdirectory needs the qapi_trace_events variable 3009# that is filled in by qapi/. 3010subdir('qapi') 3011subdir('qobject') 3012subdir('stubs') 3013subdir('trace') 3014subdir('util') 3015subdir('qom') 3016subdir('authz') 3017subdir('crypto') 3018subdir('ui') 3019subdir('hw') 3020subdir('gdbstub') 3021 3022 3023if enable_modules 3024 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO') 3025 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO') 3026endif 3027 3028qom_ss = qom_ss.apply(config_host, strict: false) 3029libqom = static_library('qom', qom_ss.sources() + genh, 3030 dependencies: [qom_ss.dependencies()], 3031 name_suffix: 'fa') 3032qom = declare_dependency(link_whole: libqom) 3033 3034event_loop_base = files('event-loop-base.c') 3035event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh, 3036 build_by_default: true) 3037event_loop_base = declare_dependency(link_whole: event_loop_base, 3038 dependencies: [qom]) 3039 3040stub_ss = stub_ss.apply(config_all, strict: false) 3041 3042util_ss.add_all(trace_ss) 3043util_ss = util_ss.apply(config_all, strict: false) 3044libqemuutil = static_library('qemuutil', 3045 sources: util_ss.sources() + stub_ss.sources() + genh, 3046 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman]) 3047qemuutil = declare_dependency(link_with: libqemuutil, 3048 sources: genh + version_res, 3049 dependencies: [event_loop_base]) 3050 3051if have_system or have_user 3052 decodetree = generator(find_program('scripts/decodetree.py'), 3053 output: 'decode-@BASENAME@.c.inc', 3054 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@']) 3055 subdir('libdecnumber') 3056 subdir('target') 3057endif 3058 3059subdir('audio') 3060subdir('io') 3061subdir('chardev') 3062subdir('fsdev') 3063subdir('dump') 3064 3065if have_block 3066 block_ss.add(files( 3067 'block.c', 3068 'blockjob.c', 3069 'job.c', 3070 'qemu-io-cmds.c', 3071 )) 3072 if config_host_data.get('CONFIG_REPLICATION') 3073 block_ss.add(files('replication.c')) 3074 endif 3075 3076 subdir('nbd') 3077 subdir('scsi') 3078 subdir('block') 3079 3080 blockdev_ss.add(files( 3081 'blockdev.c', 3082 'blockdev-nbd.c', 3083 'iothread.c', 3084 'job-qmp.c', 3085 ), gnutls) 3086 3087 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon, 3088 # os-win32.c does not 3089 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c')) 3090 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')]) 3091endif 3092 3093common_ss.add(files('cpus-common.c')) 3094 3095subdir('softmmu') 3096 3097common_ss.add(capstone) 3098specific_ss.add(files('cpu.c', 'disas.c'), capstone) 3099 3100# Work around a gcc bug/misfeature wherein constant propagation looks 3101# through an alias: 3102# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696 3103# to guess that a const variable is always zero. Without lto, this is 3104# impossible, as the alias is restricted to page-vary-common.c. Indeed, 3105# without lto, not even the alias is required -- we simply use different 3106# declarations in different compilation units. 3107pagevary = files('page-vary-common.c') 3108if get_option('b_lto') 3109 pagevary_flags = ['-fno-lto'] 3110 if get_option('cfi') 3111 pagevary_flags += '-fno-sanitize=cfi-icall' 3112 endif 3113 pagevary = static_library('page-vary-common', sources: pagevary + genh, 3114 c_args: pagevary_flags) 3115 pagevary = declare_dependency(link_with: pagevary) 3116endif 3117common_ss.add(pagevary) 3118specific_ss.add(files('page-vary.c')) 3119 3120subdir('backends') 3121subdir('disas') 3122subdir('migration') 3123subdir('monitor') 3124subdir('net') 3125subdir('replay') 3126subdir('semihosting') 3127subdir('stats') 3128subdir('tcg') 3129subdir('fpu') 3130subdir('accel') 3131subdir('plugins') 3132subdir('ebpf') 3133 3134common_user_inc = [] 3135 3136subdir('common-user') 3137subdir('bsd-user') 3138subdir('linux-user') 3139 3140# needed for fuzzing binaries 3141subdir('tests/qtest/libqos') 3142subdir('tests/qtest/fuzz') 3143 3144# accel modules 3145tcg_real_module_ss = ss.source_set() 3146tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss) 3147specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss) 3148target_modules += { 'accel' : { 'qtest': qtest_module_ss, 3149 'tcg': tcg_real_module_ss }} 3150 3151######################## 3152# Library dependencies # 3153######################## 3154 3155modinfo_collect = find_program('scripts/modinfo-collect.py') 3156modinfo_generate = find_program('scripts/modinfo-generate.py') 3157modinfo_files = [] 3158 3159block_mods = [] 3160softmmu_mods = [] 3161foreach d, list : modules 3162 foreach m, module_ss : list 3163 if enable_modules and targetos != 'windows' 3164 module_ss = module_ss.apply(config_all, strict: false) 3165 sl = static_library(d + '-' + m, [genh, module_ss.sources()], 3166 dependencies: [modulecommon, module_ss.dependencies()], pic: true) 3167 if d == 'block' 3168 block_mods += sl 3169 else 3170 softmmu_mods += sl 3171 endif 3172 if module_ss.sources() != [] 3173 # FIXME: Should use sl.extract_all_objects(recursive: true) as 3174 # input. Sources can be used multiple times but objects are 3175 # unique when it comes to lookup in compile_commands.json. 3176 # Depnds on a mesion version with 3177 # https://github.com/mesonbuild/meson/pull/8900 3178 modinfo_files += custom_target(d + '-' + m + '.modinfo', 3179 output: d + '-' + m + '.modinfo', 3180 input: module_ss.sources() + genh, 3181 capture: true, 3182 command: [modinfo_collect, module_ss.sources()]) 3183 endif 3184 else 3185 if d == 'block' 3186 block_ss.add_all(module_ss) 3187 else 3188 softmmu_ss.add_all(module_ss) 3189 endif 3190 endif 3191 endforeach 3192endforeach 3193 3194foreach d, list : target_modules 3195 foreach m, module_ss : list 3196 if enable_modules and targetos != 'windows' 3197 foreach target : target_dirs 3198 if target.endswith('-softmmu') 3199 config_target = config_target_mak[target] 3200 config_target += config_host 3201 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] 3202 c_args = ['-DNEED_CPU_H', 3203 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), 3204 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] 3205 target_module_ss = module_ss.apply(config_target, strict: false) 3206 if target_module_ss.sources() != [] 3207 module_name = d + '-' + m + '-' + config_target['TARGET_NAME'] 3208 sl = static_library(module_name, 3209 [genh, target_module_ss.sources()], 3210 dependencies: [modulecommon, target_module_ss.dependencies()], 3211 include_directories: target_inc, 3212 c_args: c_args, 3213 pic: true) 3214 softmmu_mods += sl 3215 # FIXME: Should use sl.extract_all_objects(recursive: true) too. 3216 modinfo_files += custom_target(module_name + '.modinfo', 3217 output: module_name + '.modinfo', 3218 input: target_module_ss.sources() + genh, 3219 capture: true, 3220 command: [modinfo_collect, '--target', target, target_module_ss.sources()]) 3221 endif 3222 endif 3223 endforeach 3224 else 3225 specific_ss.add_all(module_ss) 3226 endif 3227 endforeach 3228endforeach 3229 3230if enable_modules 3231 foreach target : target_dirs 3232 if target.endswith('-softmmu') 3233 config_target = config_target_mak[target] 3234 config_devices_mak = target + '-config-devices.mak' 3235 modinfo_src = custom_target('modinfo-' + target + '.c', 3236 output: 'modinfo-' + target + '.c', 3237 input: modinfo_files, 3238 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'], 3239 capture: true) 3240 3241 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src) 3242 modinfo_dep = declare_dependency(link_with: modinfo_lib) 3243 3244 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH'] 3245 hw_arch[arch].add(modinfo_dep) 3246 endif 3247 endforeach 3248endif 3249 3250nm = find_program('nm') 3251undefsym = find_program('scripts/undefsym.py') 3252block_syms = custom_target('block.syms', output: 'block.syms', 3253 input: [libqemuutil, block_mods], 3254 capture: true, 3255 command: [undefsym, nm, '@INPUT@']) 3256qemu_syms = custom_target('qemu.syms', output: 'qemu.syms', 3257 input: [libqemuutil, softmmu_mods], 3258 capture: true, 3259 command: [undefsym, nm, '@INPUT@']) 3260 3261authz_ss = authz_ss.apply(config_host, strict: false) 3262libauthz = static_library('authz', authz_ss.sources() + genh, 3263 dependencies: [authz_ss.dependencies()], 3264 name_suffix: 'fa', 3265 build_by_default: false) 3266 3267authz = declare_dependency(link_whole: libauthz, 3268 dependencies: qom) 3269 3270crypto_ss = crypto_ss.apply(config_host, strict: false) 3271libcrypto = static_library('crypto', crypto_ss.sources() + genh, 3272 dependencies: [crypto_ss.dependencies()], 3273 name_suffix: 'fa', 3274 build_by_default: false) 3275 3276crypto = declare_dependency(link_whole: libcrypto, 3277 dependencies: [authz, qom]) 3278 3279io_ss = io_ss.apply(config_host, strict: false) 3280libio = static_library('io', io_ss.sources() + genh, 3281 dependencies: [io_ss.dependencies()], 3282 link_with: libqemuutil, 3283 name_suffix: 'fa', 3284 build_by_default: false) 3285 3286io = declare_dependency(link_whole: libio, dependencies: [crypto, qom]) 3287 3288libmigration = static_library('migration', sources: migration_files + genh, 3289 name_suffix: 'fa', 3290 build_by_default: false) 3291migration = declare_dependency(link_with: libmigration, 3292 dependencies: [zlib, qom, io]) 3293softmmu_ss.add(migration) 3294 3295block_ss = block_ss.apply(config_host, strict: false) 3296libblock = static_library('block', block_ss.sources() + genh, 3297 dependencies: block_ss.dependencies(), 3298 link_depends: block_syms, 3299 name_suffix: 'fa', 3300 build_by_default: false) 3301 3302block = declare_dependency(link_whole: [libblock], 3303 link_args: '@block.syms', 3304 dependencies: [crypto, io]) 3305 3306blockdev_ss = blockdev_ss.apply(config_host, strict: false) 3307libblockdev = static_library('blockdev', blockdev_ss.sources() + genh, 3308 dependencies: blockdev_ss.dependencies(), 3309 name_suffix: 'fa', 3310 build_by_default: false) 3311 3312blockdev = declare_dependency(link_whole: [libblockdev], 3313 dependencies: [block, event_loop_base]) 3314 3315qmp_ss = qmp_ss.apply(config_host, strict: false) 3316libqmp = static_library('qmp', qmp_ss.sources() + genh, 3317 dependencies: qmp_ss.dependencies(), 3318 name_suffix: 'fa', 3319 build_by_default: false) 3320 3321qmp = declare_dependency(link_whole: [libqmp]) 3322 3323libchardev = static_library('chardev', chardev_ss.sources() + genh, 3324 name_suffix: 'fa', 3325 dependencies: chardev_ss.dependencies(), 3326 build_by_default: false) 3327 3328chardev = declare_dependency(link_whole: libchardev) 3329 3330hwcore_ss = hwcore_ss.apply(config_host, strict: false) 3331libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh, 3332 name_suffix: 'fa', 3333 build_by_default: false) 3334hwcore = declare_dependency(link_whole: libhwcore) 3335common_ss.add(hwcore) 3336 3337########### 3338# Targets # 3339########### 3340 3341emulator_modules = [] 3342foreach m : block_mods + softmmu_mods 3343 emulator_modules += shared_module(m.name(), 3344 build_by_default: true, 3345 name_prefix: '', 3346 link_whole: m, 3347 install: true, 3348 install_dir: qemu_moddir) 3349endforeach 3350if emulator_modules.length() > 0 3351 alias_target('modules', emulator_modules) 3352endif 3353 3354softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp) 3355common_ss.add(qom, qemuutil) 3356 3357common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss]) 3358common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss) 3359 3360common_all = common_ss.apply(config_all, strict: false) 3361common_all = static_library('common', 3362 build_by_default: false, 3363 sources: common_all.sources() + genh, 3364 include_directories: common_user_inc, 3365 implicit_include_directories: false, 3366 dependencies: common_all.dependencies(), 3367 name_suffix: 'fa') 3368 3369feature_to_c = find_program('scripts/feature_to_c.sh') 3370 3371if targetos == 'darwin' 3372 entitlement = find_program('scripts/entitlement.sh') 3373endif 3374 3375emulators = {} 3376foreach target : target_dirs 3377 config_target = config_target_mak[target] 3378 target_name = config_target['TARGET_NAME'] 3379 target_base_arch = config_target['TARGET_BASE_ARCH'] 3380 arch_srcs = [config_target_h[target]] 3381 arch_deps = [] 3382 c_args = ['-DNEED_CPU_H', 3383 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), 3384 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] 3385 link_args = emulator_link_args 3386 3387 config_target += config_host 3388 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] 3389 if targetos == 'linux' 3390 target_inc += include_directories('linux-headers', is_system: true) 3391 endif 3392 if target.endswith('-softmmu') 3393 target_type='system' 3394 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false) 3395 arch_srcs += t.sources() 3396 arch_deps += t.dependencies() 3397 3398 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch 3399 hw = hw_arch[hw_dir].apply(config_target, strict: false) 3400 arch_srcs += hw.sources() 3401 arch_deps += hw.dependencies() 3402 3403 arch_srcs += config_devices_h[target] 3404 link_args += ['@block.syms', '@qemu.syms'] 3405 else 3406 abi = config_target['TARGET_ABI_DIR'] 3407 target_type='user' 3408 target_inc += common_user_inc 3409 if target_base_arch in target_user_arch 3410 t = target_user_arch[target_base_arch].apply(config_target, strict: false) 3411 arch_srcs += t.sources() 3412 arch_deps += t.dependencies() 3413 endif 3414 if 'CONFIG_LINUX_USER' in config_target 3415 base_dir = 'linux-user' 3416 endif 3417 if 'CONFIG_BSD_USER' in config_target 3418 base_dir = 'bsd-user' 3419 target_inc += include_directories('bsd-user/' / targetos) 3420 target_inc += include_directories('bsd-user/host/' / host_arch) 3421 dir = base_dir / abi 3422 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c') 3423 endif 3424 target_inc += include_directories( 3425 base_dir, 3426 base_dir / abi, 3427 ) 3428 if 'CONFIG_LINUX_USER' in config_target 3429 dir = base_dir / abi 3430 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c') 3431 if config_target.has_key('TARGET_SYSTBL_ABI') 3432 arch_srcs += \ 3433 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'], 3434 extra_args : config_target['TARGET_SYSTBL_ABI']) 3435 endif 3436 endif 3437 endif 3438 3439 if 'TARGET_XML_FILES' in config_target 3440 gdbstub_xml = custom_target(target + '-gdbstub-xml.c', 3441 output: target + '-gdbstub-xml.c', 3442 input: files(config_target['TARGET_XML_FILES'].split()), 3443 command: [feature_to_c, '@INPUT@'], 3444 capture: true) 3445 arch_srcs += gdbstub_xml 3446 endif 3447 3448 t = target_arch[target_base_arch].apply(config_target, strict: false) 3449 arch_srcs += t.sources() 3450 arch_deps += t.dependencies() 3451 3452 target_common = common_ss.apply(config_target, strict: false) 3453 objects = common_all.extract_objects(target_common.sources()) 3454 deps = target_common.dependencies() 3455 3456 target_specific = specific_ss.apply(config_target, strict: false) 3457 arch_srcs += target_specific.sources() 3458 arch_deps += target_specific.dependencies() 3459 3460 lib = static_library('qemu-' + target, 3461 sources: arch_srcs + genh, 3462 dependencies: arch_deps, 3463 objects: objects, 3464 include_directories: target_inc, 3465 c_args: c_args, 3466 build_by_default: false, 3467 name_suffix: 'fa') 3468 3469 if target.endswith('-softmmu') 3470 execs = [{ 3471 'name': 'qemu-system-' + target_name, 3472 'win_subsystem': 'console', 3473 'sources': files('softmmu/main.c'), 3474 'dependencies': [] 3475 }] 3476 if targetos == 'windows' and (sdl.found() or gtk.found()) 3477 execs += [{ 3478 'name': 'qemu-system-' + target_name + 'w', 3479 'win_subsystem': 'windows', 3480 'sources': files('softmmu/main.c'), 3481 'dependencies': [] 3482 }] 3483 endif 3484 if get_option('fuzzing') 3485 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false) 3486 execs += [{ 3487 'name': 'qemu-fuzz-' + target_name, 3488 'win_subsystem': 'console', 3489 'sources': specific_fuzz.sources(), 3490 'dependencies': specific_fuzz.dependencies(), 3491 }] 3492 endif 3493 else 3494 execs = [{ 3495 'name': 'qemu-' + target_name, 3496 'win_subsystem': 'console', 3497 'sources': [], 3498 'dependencies': [] 3499 }] 3500 endif 3501 foreach exe: execs 3502 exe_name = exe['name'] 3503 if targetos == 'darwin' 3504 exe_name += '-unsigned' 3505 endif 3506 3507 emulator = executable(exe_name, exe['sources'], 3508 install: true, 3509 c_args: c_args, 3510 dependencies: arch_deps + deps + exe['dependencies'], 3511 objects: lib.extract_all_objects(recursive: true), 3512 link_language: link_language, 3513 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []), 3514 link_args: link_args, 3515 win_subsystem: exe['win_subsystem']) 3516 3517 if targetos == 'darwin' 3518 icon = 'pc-bios/qemu.rsrc' 3519 build_input = [emulator, files(icon)] 3520 install_input = [ 3521 get_option('bindir') / exe_name, 3522 meson.current_source_dir() / icon 3523 ] 3524 if 'CONFIG_HVF' in config_target 3525 entitlements = 'accel/hvf/entitlements.plist' 3526 build_input += files(entitlements) 3527 install_input += meson.current_source_dir() / entitlements 3528 endif 3529 3530 emulators += {exe['name'] : custom_target(exe['name'], 3531 input: build_input, 3532 output: exe['name'], 3533 command: [entitlement, '@OUTPUT@', '@INPUT@']) 3534 } 3535 3536 meson.add_install_script(entitlement, '--install', 3537 get_option('bindir') / exe['name'], 3538 install_input) 3539 else 3540 emulators += {exe['name']: emulator} 3541 endif 3542 3543 if stap.found() 3544 foreach stp: [ 3545 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false}, 3546 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true}, 3547 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true}, 3548 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true}, 3549 ] 3550 custom_target(exe['name'] + stp['ext'], 3551 input: trace_events_all, 3552 output: exe['name'] + stp['ext'], 3553 install: stp['install'], 3554 install_dir: get_option('datadir') / 'systemtap/tapset', 3555 command: [ 3556 tracetool, '--group=all', '--format=' + stp['fmt'], 3557 '--binary=' + stp['bin'], 3558 '--target-name=' + target_name, 3559 '--target-type=' + target_type, 3560 '--probe-prefix=qemu.' + target_type + '.' + target_name, 3561 '@INPUT@', '@OUTPUT@' 3562 ], 3563 depend_files: tracetool_depends) 3564 endforeach 3565 endif 3566 endforeach 3567endforeach 3568 3569# Other build targets 3570 3571if 'CONFIG_PLUGIN' in config_host 3572 install_headers('include/qemu/qemu-plugin.h') 3573endif 3574 3575subdir('qga') 3576 3577# Don't build qemu-keymap if xkbcommon is not explicitly enabled 3578# when we don't build tools or system 3579if xkbcommon.found() 3580 # used for the update-keymaps target, so include rules even if !have_tools 3581 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh, 3582 dependencies: [qemuutil, xkbcommon], install: have_tools) 3583endif 3584 3585if have_tools 3586 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep], 3587 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true) 3588 qemu_io = executable('qemu-io', files('qemu-io.c'), 3589 dependencies: [block, qemuutil], install: true) 3590 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'), 3591 dependencies: [blockdev, qemuutil, gnutls, selinux], 3592 install: true) 3593 3594 subdir('storage-daemon') 3595 subdir('contrib/rdmacm-mux') 3596 subdir('contrib/elf2dmp') 3597 3598 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'), 3599 dependencies: qemuutil, 3600 install: true) 3601 3602 if have_vhost_user 3603 subdir('contrib/vhost-user-blk') 3604 subdir('contrib/vhost-user-gpu') 3605 subdir('contrib/vhost-user-input') 3606 subdir('contrib/vhost-user-scsi') 3607 endif 3608 3609 if targetos == 'linux' 3610 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'), 3611 dependencies: [qemuutil, libcap_ng], 3612 install: true, 3613 install_dir: get_option('libexecdir')) 3614 3615 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'), 3616 dependencies: [authz, crypto, io, qom, qemuutil, 3617 libcap_ng, mpathpersist], 3618 install: true) 3619 endif 3620 3621 if have_ivshmem 3622 subdir('contrib/ivshmem-client') 3623 subdir('contrib/ivshmem-server') 3624 endif 3625endif 3626 3627subdir('scripts') 3628subdir('tools') 3629subdir('pc-bios') 3630subdir('docs') 3631subdir('tests') 3632if gtk.found() 3633 subdir('po') 3634endif 3635 3636if host_machine.system() == 'windows' 3637 nsis_cmd = [ 3638 find_program('scripts/nsis.py'), 3639 '@OUTPUT@', 3640 get_option('prefix'), 3641 meson.current_source_dir(), 3642 config_host['GLIB_BINDIR'], 3643 host_machine.cpu(), 3644 '--', 3645 '-DDISPLAYVERSION=' + meson.project_version(), 3646 ] 3647 if build_docs 3648 nsis_cmd += '-DCONFIG_DOCUMENTATION=y' 3649 endif 3650 if gtk.found() 3651 nsis_cmd += '-DCONFIG_GTK=y' 3652 endif 3653 3654 nsis = custom_target('nsis', 3655 output: 'qemu-setup-' + meson.project_version() + '.exe', 3656 input: files('qemu.nsi'), 3657 build_always_stale: true, 3658 command: nsis_cmd + ['@INPUT@']) 3659 alias_target('installer', nsis) 3660endif 3661 3662######################### 3663# Configuration summary # 3664######################### 3665 3666# Directories 3667summary_info = {} 3668summary_info += {'Install prefix': get_option('prefix')} 3669summary_info += {'BIOS directory': qemu_datadir} 3670pathsep = targetos == 'windows' ? ';' : ':' 3671summary_info += {'firmware path': pathsep.join(get_option('qemu_firmwarepath'))} 3672summary_info += {'binary directory': get_option('prefix') / get_option('bindir')} 3673summary_info += {'library directory': get_option('prefix') / get_option('libdir')} 3674summary_info += {'module directory': qemu_moddir} 3675summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')} 3676summary_info += {'include directory': get_option('prefix') / get_option('includedir')} 3677summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')} 3678if targetos != 'windows' 3679 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')} 3680 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')} 3681else 3682 summary_info += {'local state directory': 'queried at runtime'} 3683endif 3684summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')} 3685summary_info += {'Build directory': meson.current_build_dir()} 3686summary_info += {'Source path': meson.current_source_dir()} 3687summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']} 3688summary(summary_info, bool_yn: true, section: 'Directories') 3689 3690# Host binaries 3691summary_info = {} 3692summary_info += {'git': config_host['GIT']} 3693summary_info += {'make': config_host['MAKE']} 3694summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())} 3695summary_info += {'sphinx-build': sphinx_build} 3696if config_host.has_key('HAVE_GDB_BIN') 3697 summary_info += {'gdb': config_host['HAVE_GDB_BIN']} 3698endif 3699summary_info += {'iasl': iasl} 3700summary_info += {'genisoimage': config_host['GENISOIMAGE']} 3701if targetos == 'windows' and have_ga 3702 summary_info += {'wixl': wixl} 3703endif 3704if slirp.found() and have_system 3705 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false} 3706endif 3707summary(summary_info, bool_yn: true, section: 'Host binaries') 3708 3709# Configurable features 3710summary_info = {} 3711summary_info += {'Documentation': build_docs} 3712summary_info += {'system-mode emulation': have_system} 3713summary_info += {'user-mode emulation': have_user} 3714summary_info += {'block layer': have_block} 3715summary_info += {'Install blobs': get_option('install_blobs')} 3716summary_info += {'module support': config_host.has_key('CONFIG_MODULES')} 3717if config_host.has_key('CONFIG_MODULES') 3718 summary_info += {'alternative module path': get_option('module_upgrades')} 3719endif 3720summary_info += {'fuzzing support': get_option('fuzzing')} 3721if have_system 3722 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)} 3723endif 3724summary_info += {'Trace backends': ','.join(get_option('trace_backends'))} 3725if 'simple' in get_option('trace_backends') 3726 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'} 3727endif 3728summary_info += {'D-Bus display': dbus_display} 3729summary_info += {'QOM debugging': get_option('qom_cast_debug')} 3730summary_info += {'vhost-kernel support': have_vhost_kernel} 3731summary_info += {'vhost-net support': have_vhost_net} 3732summary_info += {'vhost-user support': have_vhost_user} 3733summary_info += {'vhost-user-crypto support': have_vhost_user_crypto} 3734summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server} 3735summary_info += {'vhost-vdpa support': have_vhost_vdpa} 3736summary_info += {'build guest agent': have_ga} 3737summary(summary_info, bool_yn: true, section: 'Configurable features') 3738 3739# Compilation information 3740summary_info = {} 3741summary_info += {'host CPU': cpu} 3742summary_info += {'host endianness': build_machine.endian()} 3743summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())} 3744summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())} 3745if link_language == 'cpp' 3746 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())} 3747else 3748 summary_info += {'C++ compiler': false} 3749endif 3750if targetos == 'darwin' 3751 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())} 3752endif 3753option_cflags = (get_option('debug') ? ['-g'] : []) 3754if get_option('optimization') != 'plain' 3755 option_cflags += ['-O' + get_option('optimization')] 3756endif 3757summary_info += {'CFLAGS': ' '.join(get_option('c_args') + option_cflags)} 3758if link_language == 'cpp' 3759 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args') + option_cflags)} 3760endif 3761if targetos == 'darwin' 3762 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args') + option_cflags)} 3763endif 3764link_args = get_option(link_language + '_link_args') 3765if link_args.length() > 0 3766 summary_info += {'LDFLAGS': ' '.join(link_args)} 3767endif 3768summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)} 3769if 'cpp' in all_languages 3770 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)} 3771endif 3772if 'objc' in all_languages 3773 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)} 3774endif 3775summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)} 3776summary_info += {'profiler': get_option('profiler')} 3777summary_info += {'link-time optimization (LTO)': get_option('b_lto')} 3778summary_info += {'PIE': get_option('b_pie')} 3779summary_info += {'static build': config_host.has_key('CONFIG_STATIC')} 3780summary_info += {'malloc trim support': has_malloc_trim} 3781summary_info += {'membarrier': have_membarrier} 3782summary_info += {'debug stack usage': get_option('debug_stack_usage')} 3783summary_info += {'mutex debugging': get_option('debug_mutex')} 3784summary_info += {'memory allocator': get_option('malloc')} 3785summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')} 3786summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')} 3787summary_info += {'gprof enabled': get_option('gprof')} 3788summary_info += {'gcov': get_option('b_coverage')} 3789summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')} 3790summary_info += {'CFI support': get_option('cfi')} 3791if get_option('cfi') 3792 summary_info += {'CFI debug support': get_option('cfi_debug')} 3793endif 3794summary_info += {'strip binaries': get_option('strip')} 3795summary_info += {'sparse': sparse} 3796summary_info += {'mingw32 support': targetos == 'windows'} 3797summary(summary_info, bool_yn: true, section: 'Compilation') 3798 3799# snarf the cross-compilation information for tests 3800summary_info = {} 3801have_cross = false 3802foreach target: target_dirs 3803 tcg_mak = meson.current_build_dir() / 'tests/tcg' / target / 'config-target.mak' 3804 if fs.exists(tcg_mak) 3805 config_cross_tcg = keyval.load(tcg_mak) 3806 if 'CC' in config_cross_tcg 3807 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']} 3808 have_cross = true 3809 endif 3810 endif 3811endforeach 3812if have_cross 3813 summary(summary_info, bool_yn: true, section: 'Cross compilers') 3814endif 3815 3816# Targets and accelerators 3817summary_info = {} 3818if have_system 3819 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')} 3820 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')} 3821 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')} 3822 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')} 3823 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')} 3824 summary_info += {'Xen support': xen.found()} 3825 if xen.found() 3826 summary_info += {'xen ctrl version': xen.version()} 3827 endif 3828endif 3829summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')} 3830if config_all.has_key('CONFIG_TCG') 3831 if get_option('tcg_interpreter') 3832 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'} 3833 else 3834 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)} 3835 endif 3836 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')} 3837 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')} 3838endif 3839summary_info += {'target list': ' '.join(target_dirs)} 3840if have_system 3841 summary_info += {'default devices': get_option('default_devices')} 3842 summary_info += {'out of process emulation': multiprocess_allowed} 3843 summary_info += {'vfio-user server': vfio_user_server_allowed} 3844endif 3845summary(summary_info, bool_yn: true, section: 'Targets and accelerators') 3846 3847# Block layer 3848summary_info = {} 3849summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']} 3850summary_info += {'coroutine pool': have_coroutine_pool} 3851if have_block 3852 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')} 3853 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')} 3854 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')} 3855 summary_info += {'VirtFS support': have_virtfs} 3856 summary_info += {'build virtiofs daemon': have_virtiofsd} 3857 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')} 3858 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')} 3859 summary_info += {'bochs support': get_option('bochs').allowed()} 3860 summary_info += {'cloop support': get_option('cloop').allowed()} 3861 summary_info += {'dmg support': get_option('dmg').allowed()} 3862 summary_info += {'qcow v1 support': get_option('qcow1').allowed()} 3863 summary_info += {'vdi support': get_option('vdi').allowed()} 3864 summary_info += {'vvfat support': get_option('vvfat').allowed()} 3865 summary_info += {'qed support': get_option('qed').allowed()} 3866 summary_info += {'parallels support': get_option('parallels').allowed()} 3867 summary_info += {'FUSE exports': fuse} 3868 summary_info += {'VDUSE block exports': have_vduse_blk_export} 3869endif 3870summary(summary_info, bool_yn: true, section: 'Block layer support') 3871 3872# Crypto 3873summary_info = {} 3874summary_info += {'TLS priority': get_option('tls_priority')} 3875summary_info += {'GNUTLS support': gnutls} 3876if gnutls.found() 3877 summary_info += {' GNUTLS crypto': gnutls_crypto.found()} 3878endif 3879summary_info += {'libgcrypt': gcrypt} 3880summary_info += {'nettle': nettle} 3881if nettle.found() 3882 summary_info += {' XTS': xts != 'private'} 3883endif 3884summary_info += {'AF_ALG support': have_afalg} 3885summary_info += {'rng-none': get_option('rng_none')} 3886summary_info += {'Linux keyring': have_keyring} 3887summary(summary_info, bool_yn: true, section: 'Crypto') 3888 3889# Libraries 3890summary_info = {} 3891if targetos == 'darwin' 3892 summary_info += {'Cocoa support': cocoa} 3893 summary_info += {'vmnet.framework support': vmnet} 3894endif 3895summary_info += {'SDL support': sdl} 3896summary_info += {'SDL image support': sdl_image} 3897summary_info += {'GTK support': gtk} 3898summary_info += {'pixman': pixman} 3899summary_info += {'VTE support': vte} 3900summary_info += {'slirp support': slirp} 3901summary_info += {'libtasn1': tasn1} 3902summary_info += {'PAM': pam} 3903summary_info += {'iconv support': iconv} 3904summary_info += {'curses support': curses} 3905summary_info += {'virgl support': virgl} 3906summary_info += {'blkio support': blkio} 3907summary_info += {'curl support': curl} 3908summary_info += {'Multipath support': mpathpersist} 3909summary_info += {'PNG support': png} 3910summary_info += {'VNC support': vnc} 3911if vnc.found() 3912 summary_info += {'VNC SASL support': sasl} 3913 summary_info += {'VNC JPEG support': jpeg} 3914endif 3915if targetos not in ['darwin', 'haiku', 'windows'] 3916 summary_info += {'OSS support': oss} 3917 summary_info += {'sndio support': sndio} 3918elif targetos == 'darwin' 3919 summary_info += {'CoreAudio support': coreaudio} 3920elif targetos == 'windows' 3921 summary_info += {'DirectSound support': dsound} 3922endif 3923if targetos == 'linux' 3924 summary_info += {'ALSA support': alsa} 3925 summary_info += {'PulseAudio support': pulse} 3926endif 3927summary_info += {'JACK support': jack} 3928summary_info += {'brlapi support': brlapi} 3929summary_info += {'vde support': vde} 3930summary_info += {'netmap support': have_netmap} 3931summary_info += {'l2tpv3 support': have_l2tpv3} 3932summary_info += {'Linux AIO support': libaio} 3933summary_info += {'Linux io_uring support': linux_io_uring} 3934summary_info += {'ATTR/XATTR support': libattr} 3935summary_info += {'RDMA support': rdma} 3936summary_info += {'PVRDMA support': have_pvrdma} 3937summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt} 3938summary_info += {'libcap-ng support': libcap_ng} 3939summary_info += {'bpf support': libbpf} 3940summary_info += {'spice protocol support': spice_protocol} 3941if spice_protocol.found() 3942 summary_info += {' spice server support': spice} 3943endif 3944summary_info += {'rbd support': rbd} 3945summary_info += {'smartcard support': cacard} 3946summary_info += {'U2F support': u2f} 3947summary_info += {'libusb': libusb} 3948summary_info += {'usb net redir': usbredir} 3949summary_info += {'OpenGL support (epoxy)': opengl} 3950summary_info += {'GBM': gbm} 3951summary_info += {'libiscsi support': libiscsi} 3952summary_info += {'libnfs support': libnfs} 3953if targetos == 'windows' 3954 if have_ga 3955 summary_info += {'QGA VSS support': have_qga_vss} 3956 endif 3957endif 3958summary_info += {'seccomp support': seccomp} 3959summary_info += {'GlusterFS support': glusterfs} 3960summary_info += {'TPM support': have_tpm} 3961summary_info += {'libssh support': libssh} 3962summary_info += {'lzo support': lzo} 3963summary_info += {'snappy support': snappy} 3964summary_info += {'bzip2 support': libbzip2} 3965summary_info += {'lzfse support': liblzfse} 3966summary_info += {'zstd support': zstd} 3967summary_info += {'NUMA host support': numa} 3968summary_info += {'capstone': capstone} 3969summary_info += {'libpmem support': libpmem} 3970summary_info += {'libdaxctl support': libdaxctl} 3971summary_info += {'libudev': libudev} 3972# Dummy dependency, keep .found() 3973summary_info += {'FUSE lseek': fuse_lseek.found()} 3974summary_info += {'selinux': selinux} 3975summary_info += {'libdw': libdw} 3976summary(summary_info, bool_yn: true, section: 'Dependencies') 3977 3978if not supported_cpus.contains(cpu) 3979 message() 3980 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!') 3981 message() 3982 message('CPU host architecture ' + cpu + ' support is not currently maintained.') 3983 message('The QEMU project intends to remove support for this host CPU in') 3984 message('a future release if nobody volunteers to maintain it and to') 3985 message('provide a build host for our continuous integration setup.') 3986 message('configure has succeeded and you can continue to build, but') 3987 message('if you care about QEMU on this platform you should contact') 3988 message('us upstream at qemu-devel@nongnu.org.') 3989endif 3990 3991if not supported_oses.contains(targetos) 3992 message() 3993 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!') 3994 message() 3995 message('Host OS ' + targetos + 'support is not currently maintained.') 3996 message('The QEMU project intends to remove support for this host OS in') 3997 message('a future release if nobody volunteers to maintain it and to') 3998 message('provide a build host for our continuous integration setup.') 3999 message('configure has succeeded and you can continue to build, but') 4000 message('if you care about QEMU on this platform you should contact') 4001 message('us upstream at qemu-devel@nongnu.org.') 4002endif 4003