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')) 2043config_host_data.set('HAVE_SYS_MOUNT_FSCONFIG', 2044 cc.has_header_symbol('sys/mount.h', 'FSCONFIG_SET_FLAG')) 2045 2046# has_member 2047config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID', 2048 cc.has_member('struct sigevent', 'sigev_notify_thread_id', 2049 prefix: '#include <signal.h>')) 2050config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM', 2051 cc.has_member('struct stat', 'st_atim', 2052 prefix: '#include <sys/stat.h>')) 2053 2054# has_type 2055config_host_data.set('CONFIG_IOVEC', 2056 cc.has_type('struct iovec', 2057 prefix: '#include <sys/uio.h>')) 2058config_host_data.set('HAVE_UTMPX', 2059 cc.has_type('struct utmpx', 2060 prefix: '#include <utmpx.h>')) 2061 2062config_host_data.set('CONFIG_EVENTFD', cc.links(''' 2063 #include <sys/eventfd.h> 2064 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }''')) 2065config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + ''' 2066 #include <unistd.h> 2067 int main(void) { 2068 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0 2069 return fdatasync(0); 2070 #else 2071 #error Not supported 2072 #endif 2073 }''')) 2074 2075has_madvise = cc.links(gnu_source_prefix + ''' 2076 #include <sys/types.h> 2077 #include <sys/mman.h> 2078 #include <stddef.h> 2079 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''') 2080missing_madvise_proto = false 2081if has_madvise 2082 # Some platforms (illumos and Solaris before Solaris 11) provide madvise() 2083 # but forget to prototype it. In this case, has_madvise will be true (the 2084 # test program links despite a compile warning). To detect the 2085 # missing-prototype case, we try again with a definitely-bogus prototype. 2086 # This will only compile if the system headers don't provide the prototype; 2087 # otherwise the conflicting prototypes will cause a compiler error. 2088 missing_madvise_proto = cc.links(gnu_source_prefix + ''' 2089 #include <sys/types.h> 2090 #include <sys/mman.h> 2091 #include <stddef.h> 2092 extern int madvise(int); 2093 int main(void) { return madvise(0); }''') 2094endif 2095config_host_data.set('CONFIG_MADVISE', has_madvise) 2096config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto) 2097 2098config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + ''' 2099 #include <sys/mman.h> 2100 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }''')) 2101config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + ''' 2102 #include <fcntl.h> 2103 #if !defined(AT_EMPTY_PATH) 2104 # error missing definition 2105 #else 2106 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); } 2107 #endif''')) 2108config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + ''' 2109 #include <sys/mman.h> 2110 #include <stddef.h> 2111 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }''')) 2112 2113config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + ''' 2114 #include <pthread.h> 2115 2116 static void *f(void *p) { return NULL; } 2117 int main(void) 2118 { 2119 pthread_t thread; 2120 pthread_create(&thread, 0, f, 0); 2121 pthread_setname_np(thread, "QEMU"); 2122 return 0; 2123 }''', dependencies: threads)) 2124config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + ''' 2125 #include <pthread.h> 2126 2127 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; } 2128 int main(void) 2129 { 2130 pthread_t thread; 2131 pthread_create(&thread, 0, f, 0); 2132 return 0; 2133 }''', dependencies: threads)) 2134config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + ''' 2135 #include <pthread.h> 2136 #include <time.h> 2137 2138 int main(void) 2139 { 2140 pthread_condattr_t attr 2141 pthread_condattr_init(&attr); 2142 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC); 2143 return 0; 2144 }''', dependencies: threads)) 2145config_host_data.set('CONFIG_PTHREAD_AFFINITY_NP', cc.links(gnu_source_prefix + ''' 2146 #include <pthread.h> 2147 2148 static void *f(void *p) { return NULL; } 2149 int main(void) 2150 { 2151 int setsize = CPU_ALLOC_SIZE(64); 2152 pthread_t thread; 2153 cpu_set_t *cpuset; 2154 pthread_create(&thread, 0, f, 0); 2155 cpuset = CPU_ALLOC(64); 2156 CPU_ZERO_S(setsize, cpuset); 2157 pthread_setaffinity_np(thread, setsize, cpuset); 2158 pthread_getaffinity_np(thread, setsize, cpuset); 2159 CPU_FREE(cpuset); 2160 return 0; 2161 }''', dependencies: threads)) 2162config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + ''' 2163 #include <sys/signalfd.h> 2164 #include <stddef.h> 2165 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }''')) 2166config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + ''' 2167 #include <unistd.h> 2168 #include <fcntl.h> 2169 #include <limits.h> 2170 2171 int main(void) 2172 { 2173 int len, fd = 0; 2174 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK); 2175 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE); 2176 return 0; 2177 }''')) 2178 2179config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + ''' 2180 #include <sys/mman.h> 2181 int main(void) { 2182 return mlockall(MCL_FUTURE); 2183 }''')) 2184 2185have_l2tpv3 = false 2186if get_option('l2tpv3').allowed() and have_system 2187 have_l2tpv3 = cc.has_type('struct mmsghdr', 2188 prefix: gnu_source_prefix + ''' 2189 #include <sys/socket.h> 2190 #include <linux/ip.h>''') 2191endif 2192config_host_data.set('CONFIG_L2TPV3', have_l2tpv3) 2193 2194have_netmap = false 2195if get_option('netmap').allowed() and have_system 2196 have_netmap = cc.compiles(''' 2197 #include <inttypes.h> 2198 #include <net/if.h> 2199 #include <net/netmap.h> 2200 #include <net/netmap_user.h> 2201 #if (NETMAP_API < 11) || (NETMAP_API > 15) 2202 #error 2203 #endif 2204 int main(void) { return 0; }''') 2205 if not have_netmap and get_option('netmap').enabled() 2206 error('Netmap headers not available') 2207 endif 2208endif 2209config_host_data.set('CONFIG_NETMAP', have_netmap) 2210 2211# Work around a system header bug with some kernel/XFS header 2212# versions where they both try to define 'struct fsxattr': 2213# xfs headers will not try to redefine structs from linux headers 2214# if this macro is set. 2215config_host_data.set('HAVE_FSXATTR', cc.links(''' 2216 #include <linux/fs.h> 2217 struct fsxattr foo; 2218 int main(void) { 2219 return 0; 2220 }''')) 2221 2222# Some versions of Mac OS X incorrectly define SIZE_MAX 2223config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles(''' 2224 #include <stdint.h> 2225 #include <stdio.h> 2226 int main(void) { 2227 return printf("%zu", SIZE_MAX); 2228 }''', args: ['-Werror'])) 2229 2230atomic_test = ''' 2231 #include <stdint.h> 2232 int main(void) 2233 { 2234 @0@ x = 0, y = 0; 2235 y = __atomic_load_n(&x, __ATOMIC_RELAXED); 2236 __atomic_store_n(&x, y, __ATOMIC_RELAXED); 2237 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED); 2238 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED); 2239 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED); 2240 return 0; 2241 }''' 2242 2243# See if 64-bit atomic operations are supported. 2244# Note that without __atomic builtins, we can only 2245# assume atomic loads/stores max at pointer size. 2246config_host_data.set('CONFIG_ATOMIC64', cc.links(atomic_test.format('uint64_t'))) 2247 2248has_int128 = cc.links(''' 2249 __int128_t a; 2250 __uint128_t b; 2251 int main (void) { 2252 a = a + b; 2253 b = a * b; 2254 a = a * a; 2255 return 0; 2256 }''') 2257 2258config_host_data.set('CONFIG_INT128', has_int128) 2259 2260if has_int128 2261 # "do we have 128-bit atomics which are handled inline and specifically not 2262 # via libatomic". The reason we can't use libatomic is documented in the 2263 # comment starting "GCC is a house divided" in include/qemu/atomic128.h. 2264 has_atomic128 = cc.links(atomic_test.format('unsigned __int128')) 2265 2266 config_host_data.set('CONFIG_ATOMIC128', has_atomic128) 2267 2268 if not has_atomic128 2269 has_cmpxchg128 = cc.links(''' 2270 int main(void) 2271 { 2272 unsigned __int128 x = 0, y = 0; 2273 __sync_val_compare_and_swap_16(&x, y, x); 2274 return 0; 2275 } 2276 ''') 2277 2278 config_host_data.set('CONFIG_CMPXCHG128', has_cmpxchg128) 2279 endif 2280endif 2281 2282config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + ''' 2283 #include <sys/auxv.h> 2284 int main(void) { 2285 return getauxval(AT_HWCAP) == 0; 2286 }''')) 2287 2288config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles(''' 2289 #include <linux/usbdevice_fs.h> 2290 2291 #ifndef USBDEVFS_GET_CAPABILITIES 2292 #error "USBDEVFS_GET_CAPABILITIES undefined" 2293 #endif 2294 2295 #ifndef USBDEVFS_DISCONNECT_CLAIM 2296 #error "USBDEVFS_DISCONNECT_CLAIM undefined" 2297 #endif 2298 2299 int main(void) { return 0; }''')) 2300 2301have_keyring = get_option('keyring') \ 2302 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \ 2303 .require(cc.compiles(''' 2304 #include <errno.h> 2305 #include <asm/unistd.h> 2306 #include <linux/keyctl.h> 2307 #include <sys/syscall.h> 2308 #include <unistd.h> 2309 int main(void) { 2310 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0); 2311 }'''), error_message: 'keyctl syscall not available on this system').allowed() 2312config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring) 2313 2314have_cpuid_h = cc.links(''' 2315 #include <cpuid.h> 2316 int main(void) { 2317 unsigned a, b, c, d; 2318 unsigned max = __get_cpuid_max(0, 0); 2319 2320 if (max >= 1) { 2321 __cpuid(1, a, b, c, d); 2322 } 2323 2324 if (max >= 7) { 2325 __cpuid_count(7, 0, a, b, c, d); 2326 } 2327 2328 return 0; 2329 }''') 2330config_host_data.set('CONFIG_CPUID_H', have_cpuid_h) 2331 2332config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \ 2333 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \ 2334 .require(cc.links(''' 2335 #include <cpuid.h> 2336 #include <immintrin.h> 2337 static int __attribute__((target("avx2"))) bar(void *a) { 2338 __m256i x = *(__m256i *)a; 2339 return _mm256_testz_si256(x, x); 2340 } 2341 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); } 2342 '''), error_message: 'AVX2 not available').allowed()) 2343 2344config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \ 2345 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \ 2346 .require(cc.links(''' 2347 #include <cpuid.h> 2348 #include <immintrin.h> 2349 static int __attribute__((target("avx512f"))) bar(void *a) { 2350 __m512i x = *(__m512i *)a; 2351 return _mm512_test_epi64_mask(x, x); 2352 } 2353 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); } 2354 '''), error_message: 'AVX512F not available').allowed()) 2355 2356have_pvrdma = get_option('pvrdma') \ 2357 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \ 2358 .require(cc.compiles(gnu_source_prefix + ''' 2359 #include <sys/mman.h> 2360 int main(void) 2361 { 2362 char buf = 0; 2363 void *addr = &buf; 2364 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED); 2365 2366 return 0; 2367 }'''), error_message: 'PVRDMA requires mremap').allowed() 2368 2369if have_pvrdma 2370 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links(''' 2371 #include <infiniband/verbs.h> 2372 int main(void) 2373 { 2374 struct ibv_mr *mr; 2375 struct ibv_pd *pd = NULL; 2376 size_t length = 10; 2377 uint64_t iova = 0; 2378 int access = 0; 2379 void *addr = NULL; 2380 2381 mr = ibv_reg_mr_iova(pd, addr, length, iova, access); 2382 ibv_dereg_mr(mr); 2383 return 0; 2384 }''')) 2385endif 2386 2387if get_option('membarrier').disabled() 2388 have_membarrier = false 2389elif targetos == 'windows' 2390 have_membarrier = true 2391elif targetos == 'linux' 2392 have_membarrier = cc.compiles(''' 2393 #include <linux/membarrier.h> 2394 #include <sys/syscall.h> 2395 #include <unistd.h> 2396 #include <stdlib.h> 2397 int main(void) { 2398 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0); 2399 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0); 2400 exit(0); 2401 }''') 2402endif 2403config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \ 2404 .require(have_membarrier, error_message: 'membarrier system call not available') \ 2405 .allowed()) 2406 2407have_afalg = get_option('crypto_afalg') \ 2408 .require(cc.compiles(gnu_source_prefix + ''' 2409 #include <errno.h> 2410 #include <sys/types.h> 2411 #include <sys/socket.h> 2412 #include <linux/if_alg.h> 2413 int main(void) { 2414 int sock; 2415 sock = socket(AF_ALG, SOCK_SEQPACKET, 0); 2416 return sock; 2417 } 2418 '''), error_message: 'AF_ALG requested but could not be detected').allowed() 2419config_host_data.set('CONFIG_AF_ALG', have_afalg) 2420 2421config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol( 2422 'linux/vm_sockets.h', 'AF_VSOCK', 2423 prefix: '#include <sys/socket.h>', 2424)) 2425 2426have_vss = false 2427have_vss_sdk = false # old xp/2003 SDK 2428if targetos == 'windows' and link_language == 'cpp' 2429 have_vss = cxx.compiles(''' 2430 #define __MIDL_user_allocate_free_DEFINED__ 2431 #include <vss.h> 2432 int main(void) { return VSS_CTX_BACKUP; }''') 2433 have_vss_sdk = cxx.has_header('vscoordint.h') 2434endif 2435config_host_data.set('HAVE_VSS_SDK', have_vss_sdk) 2436 2437foreach k, v: config_host 2438 if k.startswith('CONFIG_') 2439 config_host_data.set(k, v == 'y' ? 1 : v) 2440 endif 2441endforeach 2442 2443# Older versions of MinGW do not import _lock_file and _unlock_file properly. 2444# This was fixed for v6.0.0 with commit b48e3ac8969d. 2445if targetos == 'windows' 2446 config_host_data.set('HAVE__LOCK_FILE', cc.links(''' 2447 #include <stdio.h> 2448 int main(void) { 2449 _lock_file(NULL); 2450 _unlock_file(NULL); 2451 return 0; 2452 }''', name: '_lock_file and _unlock_file')) 2453endif 2454 2455######################## 2456# Target configuration # 2457######################## 2458 2459minikconf = find_program('scripts/minikconf.py') 2460config_all = {} 2461config_all_devices = {} 2462config_all_disas = {} 2463config_devices_mak_list = [] 2464config_devices_h = {} 2465config_target_h = {} 2466config_target_mak = {} 2467 2468disassemblers = { 2469 'alpha' : ['CONFIG_ALPHA_DIS'], 2470 'avr' : ['CONFIG_AVR_DIS'], 2471 'cris' : ['CONFIG_CRIS_DIS'], 2472 'hexagon' : ['CONFIG_HEXAGON_DIS'], 2473 'hppa' : ['CONFIG_HPPA_DIS'], 2474 'i386' : ['CONFIG_I386_DIS'], 2475 'x86_64' : ['CONFIG_I386_DIS'], 2476 'm68k' : ['CONFIG_M68K_DIS'], 2477 'microblaze' : ['CONFIG_MICROBLAZE_DIS'], 2478 'mips' : ['CONFIG_MIPS_DIS'], 2479 'nios2' : ['CONFIG_NIOS2_DIS'], 2480 'or1k' : ['CONFIG_OPENRISC_DIS'], 2481 'ppc' : ['CONFIG_PPC_DIS'], 2482 'riscv' : ['CONFIG_RISCV_DIS'], 2483 'rx' : ['CONFIG_RX_DIS'], 2484 's390' : ['CONFIG_S390_DIS'], 2485 'sh4' : ['CONFIG_SH4_DIS'], 2486 'sparc' : ['CONFIG_SPARC_DIS'], 2487 'xtensa' : ['CONFIG_XTENSA_DIS'], 2488 'loongarch' : ['CONFIG_LOONGARCH_DIS'], 2489} 2490 2491have_ivshmem = config_host_data.get('CONFIG_EVENTFD') 2492host_kconfig = \ 2493 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \ 2494 (have_tpm ? ['CONFIG_TPM=y'] : []) + \ 2495 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \ 2496 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \ 2497 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \ 2498 (x11.found() ? ['CONFIG_X11=y'] : []) + \ 2499 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \ 2500 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \ 2501 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \ 2502 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \ 2503 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \ 2504 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \ 2505 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \ 2506 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : []) 2507 2508ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ] 2509 2510default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host 2511actual_target_dirs = [] 2512fdt_required = [] 2513foreach target : target_dirs 2514 config_target = { 'TARGET_NAME': target.split('-')[0] } 2515 if target.endswith('linux-user') 2516 if targetos != 'linux' 2517 if default_targets 2518 continue 2519 endif 2520 error('Target @0@ is only available on a Linux host'.format(target)) 2521 endif 2522 config_target += { 'CONFIG_LINUX_USER': 'y' } 2523 elif target.endswith('bsd-user') 2524 if 'CONFIG_BSD' not in config_host 2525 if default_targets 2526 continue 2527 endif 2528 error('Target @0@ is only available on a BSD host'.format(target)) 2529 endif 2530 config_target += { 'CONFIG_BSD_USER': 'y' } 2531 elif target.endswith('softmmu') 2532 config_target += { 'CONFIG_SOFTMMU': 'y' } 2533 endif 2534 if target.endswith('-user') 2535 config_target += { 2536 'CONFIG_USER_ONLY': 'y', 2537 'CONFIG_QEMU_INTERP_PREFIX': 2538 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME']) 2539 } 2540 endif 2541 2542 accel_kconfig = [] 2543 foreach sym: accelerators 2544 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, []) 2545 config_target += { sym: 'y' } 2546 config_all += { sym: 'y' } 2547 if target in modular_tcg 2548 config_target += { 'CONFIG_TCG_MODULAR': 'y' } 2549 else 2550 config_target += { 'CONFIG_TCG_BUILTIN': 'y' } 2551 endif 2552 accel_kconfig += [ sym + '=y' ] 2553 endif 2554 endforeach 2555 if accel_kconfig.length() == 0 2556 if default_targets 2557 continue 2558 endif 2559 error('No accelerator available for target @0@'.format(target)) 2560 endif 2561 2562 actual_target_dirs += target 2563 config_target += keyval.load('configs/targets' / target + '.mak') 2564 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' } 2565 2566 if 'TARGET_NEED_FDT' in config_target 2567 fdt_required += target 2568 endif 2569 2570 # Add default keys 2571 if 'TARGET_BASE_ARCH' not in config_target 2572 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']} 2573 endif 2574 if 'TARGET_ABI_DIR' not in config_target 2575 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']} 2576 endif 2577 if 'TARGET_BIG_ENDIAN' not in config_target 2578 config_target += {'TARGET_BIG_ENDIAN': 'n'} 2579 endif 2580 2581 foreach k, v: disassemblers 2582 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k) 2583 foreach sym: v 2584 config_target += { sym: 'y' } 2585 config_all_disas += { sym: 'y' } 2586 endforeach 2587 endif 2588 endforeach 2589 2590 config_target_data = configuration_data() 2591 foreach k, v: config_target 2592 if not k.startswith('TARGET_') and not k.startswith('CONFIG_') 2593 # do nothing 2594 elif ignored.contains(k) 2595 # do nothing 2596 elif k == 'TARGET_BASE_ARCH' 2597 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is 2598 # not used to select files from sourcesets. 2599 config_target_data.set('TARGET_' + v.to_upper(), 1) 2600 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX' 2601 config_target_data.set_quoted(k, v) 2602 elif v == 'y' 2603 config_target_data.set(k, 1) 2604 elif v == 'n' 2605 config_target_data.set(k, 0) 2606 else 2607 config_target_data.set(k, v) 2608 endif 2609 endforeach 2610 config_target_data.set('QEMU_ARCH', 2611 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper()) 2612 config_target_h += {target: configure_file(output: target + '-config-target.h', 2613 configuration: config_target_data)} 2614 2615 if target.endswith('-softmmu') 2616 config_input = meson.get_external_property(target, 'default') 2617 config_devices_mak = target + '-config-devices.mak' 2618 config_devices_mak = configure_file( 2619 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'], 2620 output: config_devices_mak, 2621 depfile: config_devices_mak + '.d', 2622 capture: true, 2623 command: [minikconf, 2624 get_option('default_devices') ? '--defconfig' : '--allnoconfig', 2625 config_devices_mak, '@DEPFILE@', '@INPUT@', 2626 host_kconfig, accel_kconfig, 2627 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y']) 2628 2629 config_devices_data = configuration_data() 2630 config_devices = keyval.load(config_devices_mak) 2631 foreach k, v: config_devices 2632 config_devices_data.set(k, 1) 2633 endforeach 2634 config_devices_mak_list += config_devices_mak 2635 config_devices_h += {target: configure_file(output: target + '-config-devices.h', 2636 configuration: config_devices_data)} 2637 config_target += config_devices 2638 config_all_devices += config_devices 2639 endif 2640 config_target_mak += {target: config_target} 2641endforeach 2642target_dirs = actual_target_dirs 2643 2644# This configuration is used to build files that are shared by 2645# multiple binaries, and then extracted out of the "common" 2646# static_library target. 2647# 2648# We do not use all_sources()/all_dependencies(), because it would 2649# build literally all source files, including devices only used by 2650# targets that are not built for this compilation. The CONFIG_ALL 2651# pseudo symbol replaces it. 2652 2653config_all += config_all_devices 2654config_all += config_host 2655config_all += config_all_disas 2656config_all += { 2657 'CONFIG_XEN': xen.found(), 2658 'CONFIG_SOFTMMU': have_system, 2659 'CONFIG_USER_ONLY': have_user, 2660 'CONFIG_ALL': true, 2661} 2662 2663target_configs_h = [] 2664foreach target: target_dirs 2665 target_configs_h += config_target_h[target] 2666 target_configs_h += config_devices_h.get(target, []) 2667endforeach 2668genh += custom_target('config-poison.h', 2669 input: [target_configs_h], 2670 output: 'config-poison.h', 2671 capture: true, 2672 command: [find_program('scripts/make-config-poison.sh'), 2673 target_configs_h]) 2674 2675############## 2676# Submodules # 2677############## 2678 2679capstone = not_found 2680if not get_option('capstone').auto() or have_system or have_user 2681 capstone = dependency('capstone', version: '>=3.0.5', 2682 kwargs: static_kwargs, method: 'pkg-config', 2683 required: get_option('capstone')) 2684 2685 # Some versions of capstone have broken pkg-config file 2686 # that reports a wrong -I path, causing the #include to 2687 # fail later. If the system has such a broken version 2688 # do not use it. 2689 if capstone.found() and not cc.compiles('#include <capstone.h>', 2690 dependencies: [capstone]) 2691 capstone = not_found 2692 if get_option('capstone').enabled() 2693 error('capstone requested, but it does not appear to work') 2694 endif 2695 endif 2696endif 2697 2698libvfio_user_dep = not_found 2699if have_system and vfio_user_server_allowed 2700 have_internal = fs.exists(meson.current_source_dir() / 'subprojects/libvfio-user/meson.build') 2701 2702 if not have_internal 2703 error('libvfio-user source not found - please pull git submodule') 2704 endif 2705 2706 libvfio_user_proj = subproject('libvfio-user') 2707 2708 libvfio_user_lib = libvfio_user_proj.get_variable('libvfio_user_dep') 2709 2710 libvfio_user_dep = declare_dependency(dependencies: [libvfio_user_lib]) 2711endif 2712 2713fdt = not_found 2714if have_system 2715 fdt_opt = get_option('fdt') 2716 if fdt_opt in ['enabled', 'auto', 'system'] 2717 have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt') 2718 fdt = cc.find_library('fdt', kwargs: static_kwargs, 2719 required: fdt_opt == 'system' or 2720 fdt_opt == 'enabled' and not have_internal) 2721 if fdt.found() and cc.links(''' 2722 #include <libfdt.h> 2723 #include <libfdt_env.h> 2724 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''', 2725 dependencies: fdt) 2726 fdt_opt = 'system' 2727 elif fdt_opt == 'system' 2728 error('system libfdt requested, but it is too old (1.5.1 or newer required)') 2729 elif have_internal 2730 fdt_opt = 'internal' 2731 else 2732 fdt_opt = 'disabled' 2733 fdt = not_found 2734 endif 2735 endif 2736 if fdt_opt == 'internal' 2737 fdt_files = files( 2738 'dtc/libfdt/fdt.c', 2739 'dtc/libfdt/fdt_ro.c', 2740 'dtc/libfdt/fdt_wip.c', 2741 'dtc/libfdt/fdt_sw.c', 2742 'dtc/libfdt/fdt_rw.c', 2743 'dtc/libfdt/fdt_strerror.c', 2744 'dtc/libfdt/fdt_empty_tree.c', 2745 'dtc/libfdt/fdt_addresses.c', 2746 'dtc/libfdt/fdt_overlay.c', 2747 'dtc/libfdt/fdt_check.c', 2748 ) 2749 2750 fdt_inc = include_directories('dtc/libfdt') 2751 libfdt = static_library('fdt', 2752 build_by_default: false, 2753 sources: fdt_files, 2754 include_directories: fdt_inc) 2755 fdt = declare_dependency(link_with: libfdt, 2756 include_directories: fdt_inc) 2757 endif 2758else 2759 fdt_opt = 'disabled' 2760endif 2761if not fdt.found() and fdt_required.length() > 0 2762 error('fdt not available but required by targets ' + ', '.join(fdt_required)) 2763endif 2764 2765config_host_data.set('CONFIG_CAPSTONE', capstone.found()) 2766config_host_data.set('CONFIG_FDT', fdt.found()) 2767config_host_data.set('CONFIG_SLIRP', slirp.found()) 2768 2769##################### 2770# Generated sources # 2771##################### 2772 2773genh += configure_file(output: 'config-host.h', configuration: config_host_data) 2774 2775hxtool = find_program('scripts/hxtool') 2776shaderinclude = find_program('scripts/shaderinclude.py') 2777qapi_gen = find_program('scripts/qapi-gen.py') 2778qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py', 2779 meson.current_source_dir() / 'scripts/qapi/commands.py', 2780 meson.current_source_dir() / 'scripts/qapi/common.py', 2781 meson.current_source_dir() / 'scripts/qapi/error.py', 2782 meson.current_source_dir() / 'scripts/qapi/events.py', 2783 meson.current_source_dir() / 'scripts/qapi/expr.py', 2784 meson.current_source_dir() / 'scripts/qapi/gen.py', 2785 meson.current_source_dir() / 'scripts/qapi/introspect.py', 2786 meson.current_source_dir() / 'scripts/qapi/parser.py', 2787 meson.current_source_dir() / 'scripts/qapi/schema.py', 2788 meson.current_source_dir() / 'scripts/qapi/source.py', 2789 meson.current_source_dir() / 'scripts/qapi/types.py', 2790 meson.current_source_dir() / 'scripts/qapi/visit.py', 2791 meson.current_source_dir() / 'scripts/qapi/common.py', 2792 meson.current_source_dir() / 'scripts/qapi-gen.py' 2793] 2794 2795tracetool = [ 2796 python, files('scripts/tracetool.py'), 2797 '--backend=' + ','.join(get_option('trace_backends')) 2798] 2799tracetool_depends = files( 2800 'scripts/tracetool/backend/log.py', 2801 'scripts/tracetool/backend/__init__.py', 2802 'scripts/tracetool/backend/dtrace.py', 2803 'scripts/tracetool/backend/ftrace.py', 2804 'scripts/tracetool/backend/simple.py', 2805 'scripts/tracetool/backend/syslog.py', 2806 'scripts/tracetool/backend/ust.py', 2807 'scripts/tracetool/format/ust_events_c.py', 2808 'scripts/tracetool/format/ust_events_h.py', 2809 'scripts/tracetool/format/__init__.py', 2810 'scripts/tracetool/format/d.py', 2811 'scripts/tracetool/format/simpletrace_stap.py', 2812 'scripts/tracetool/format/c.py', 2813 'scripts/tracetool/format/h.py', 2814 'scripts/tracetool/format/log_stap.py', 2815 'scripts/tracetool/format/stap.py', 2816 'scripts/tracetool/__init__.py', 2817 'scripts/tracetool/transform.py', 2818 'scripts/tracetool/vcpu.py' 2819) 2820 2821qemu_version_cmd = [find_program('scripts/qemu-version.sh'), 2822 meson.current_source_dir(), 2823 get_option('pkgversion'), meson.project_version()] 2824qemu_version = custom_target('qemu-version.h', 2825 output: 'qemu-version.h', 2826 command: qemu_version_cmd, 2827 capture: true, 2828 build_by_default: true, 2829 build_always_stale: true) 2830genh += qemu_version 2831 2832hxdep = [] 2833hx_headers = [ 2834 ['qemu-options.hx', 'qemu-options.def'], 2835 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'], 2836] 2837if have_system 2838 hx_headers += [ 2839 ['hmp-commands.hx', 'hmp-commands.h'], 2840 ['hmp-commands-info.hx', 'hmp-commands-info.h'], 2841 ] 2842endif 2843foreach d : hx_headers 2844 hxdep += custom_target(d[1], 2845 input: files(d[0]), 2846 output: d[1], 2847 capture: true, 2848 build_by_default: true, # to be removed when added to a target 2849 command: [hxtool, '-h', '@INPUT0@']) 2850endforeach 2851genh += hxdep 2852 2853################### 2854# Collect sources # 2855################### 2856 2857authz_ss = ss.source_set() 2858blockdev_ss = ss.source_set() 2859block_ss = ss.source_set() 2860chardev_ss = ss.source_set() 2861common_ss = ss.source_set() 2862crypto_ss = ss.source_set() 2863hwcore_ss = ss.source_set() 2864io_ss = ss.source_set() 2865qmp_ss = ss.source_set() 2866qom_ss = ss.source_set() 2867softmmu_ss = ss.source_set() 2868specific_fuzz_ss = ss.source_set() 2869specific_ss = ss.source_set() 2870stub_ss = ss.source_set() 2871trace_ss = ss.source_set() 2872user_ss = ss.source_set() 2873util_ss = ss.source_set() 2874 2875# accel modules 2876qtest_module_ss = ss.source_set() 2877tcg_module_ss = ss.source_set() 2878 2879modules = {} 2880target_modules = {} 2881hw_arch = {} 2882target_arch = {} 2883target_softmmu_arch = {} 2884target_user_arch = {} 2885 2886############### 2887# Trace files # 2888############### 2889 2890# TODO: add each directory to the subdirs from its own meson.build, once 2891# we have those 2892trace_events_subdirs = [ 2893 'crypto', 2894 'qapi', 2895 'qom', 2896 'monitor', 2897 'util', 2898 'gdbstub', 2899] 2900if have_linux_user 2901 trace_events_subdirs += [ 'linux-user' ] 2902endif 2903if have_bsd_user 2904 trace_events_subdirs += [ 'bsd-user' ] 2905endif 2906if have_block 2907 trace_events_subdirs += [ 2908 'authz', 2909 'block', 2910 'io', 2911 'nbd', 2912 'scsi', 2913 ] 2914endif 2915if have_system 2916 trace_events_subdirs += [ 2917 'accel/kvm', 2918 'audio', 2919 'backends', 2920 'backends/tpm', 2921 'chardev', 2922 'ebpf', 2923 'hw/9pfs', 2924 'hw/acpi', 2925 'hw/adc', 2926 'hw/alpha', 2927 'hw/arm', 2928 'hw/audio', 2929 'hw/block', 2930 'hw/block/dataplane', 2931 'hw/char', 2932 'hw/display', 2933 'hw/dma', 2934 'hw/hyperv', 2935 'hw/i2c', 2936 'hw/i386', 2937 'hw/i386/xen', 2938 'hw/ide', 2939 'hw/input', 2940 'hw/intc', 2941 'hw/isa', 2942 'hw/mem', 2943 'hw/mips', 2944 'hw/misc', 2945 'hw/misc/macio', 2946 'hw/net', 2947 'hw/net/can', 2948 'hw/nubus', 2949 'hw/nvme', 2950 'hw/nvram', 2951 'hw/pci', 2952 'hw/pci-host', 2953 'hw/ppc', 2954 'hw/rdma', 2955 'hw/rdma/vmw', 2956 'hw/rtc', 2957 'hw/s390x', 2958 'hw/scsi', 2959 'hw/sd', 2960 'hw/sh4', 2961 'hw/sparc', 2962 'hw/sparc64', 2963 'hw/ssi', 2964 'hw/timer', 2965 'hw/tpm', 2966 'hw/usb', 2967 'hw/vfio', 2968 'hw/virtio', 2969 'hw/watchdog', 2970 'hw/xen', 2971 'hw/gpio', 2972 'migration', 2973 'net', 2974 'softmmu', 2975 'ui', 2976 'hw/remote', 2977 ] 2978endif 2979if have_system or have_user 2980 trace_events_subdirs += [ 2981 'accel/tcg', 2982 'hw/core', 2983 'target/arm', 2984 'target/arm/hvf', 2985 'target/hppa', 2986 'target/i386', 2987 'target/i386/kvm', 2988 'target/mips/tcg', 2989 'target/nios2', 2990 'target/ppc', 2991 'target/riscv', 2992 'target/s390x', 2993 'target/s390x/kvm', 2994 'target/sparc', 2995 ] 2996endif 2997 2998vhost_user = not_found 2999if targetos == 'linux' and have_vhost_user 3000 libvhost_user = subproject('libvhost-user') 3001 vhost_user = libvhost_user.get_variable('vhost_user_dep') 3002endif 3003 3004libvduse = not_found 3005if have_libvduse 3006 libvduse_proj = subproject('libvduse') 3007 libvduse = libvduse_proj.get_variable('libvduse_dep') 3008endif 3009 3010# NOTE: the trace/ subdirectory needs the qapi_trace_events variable 3011# that is filled in by qapi/. 3012subdir('qapi') 3013subdir('qobject') 3014subdir('stubs') 3015subdir('trace') 3016subdir('util') 3017subdir('qom') 3018subdir('authz') 3019subdir('crypto') 3020subdir('ui') 3021subdir('hw') 3022subdir('gdbstub') 3023 3024 3025if enable_modules 3026 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO') 3027 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO') 3028endif 3029 3030qom_ss = qom_ss.apply(config_host, strict: false) 3031libqom = static_library('qom', qom_ss.sources() + genh, 3032 dependencies: [qom_ss.dependencies()], 3033 name_suffix: 'fa') 3034qom = declare_dependency(link_whole: libqom) 3035 3036event_loop_base = files('event-loop-base.c') 3037event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh, 3038 build_by_default: true) 3039event_loop_base = declare_dependency(link_whole: event_loop_base, 3040 dependencies: [qom]) 3041 3042stub_ss = stub_ss.apply(config_all, strict: false) 3043 3044util_ss.add_all(trace_ss) 3045util_ss = util_ss.apply(config_all, strict: false) 3046libqemuutil = static_library('qemuutil', 3047 sources: util_ss.sources() + stub_ss.sources() + genh, 3048 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman]) 3049qemuutil = declare_dependency(link_with: libqemuutil, 3050 sources: genh + version_res, 3051 dependencies: [event_loop_base]) 3052 3053if have_system or have_user 3054 decodetree = generator(find_program('scripts/decodetree.py'), 3055 output: 'decode-@BASENAME@.c.inc', 3056 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@']) 3057 subdir('libdecnumber') 3058 subdir('target') 3059endif 3060 3061subdir('audio') 3062subdir('io') 3063subdir('chardev') 3064subdir('fsdev') 3065subdir('dump') 3066 3067if have_block 3068 block_ss.add(files( 3069 'block.c', 3070 'blockjob.c', 3071 'job.c', 3072 'qemu-io-cmds.c', 3073 )) 3074 if config_host_data.get('CONFIG_REPLICATION') 3075 block_ss.add(files('replication.c')) 3076 endif 3077 3078 subdir('nbd') 3079 subdir('scsi') 3080 subdir('block') 3081 3082 blockdev_ss.add(files( 3083 'blockdev.c', 3084 'blockdev-nbd.c', 3085 'iothread.c', 3086 'job-qmp.c', 3087 ), gnutls) 3088 3089 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon, 3090 # os-win32.c does not 3091 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c')) 3092 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')]) 3093endif 3094 3095common_ss.add(files('cpus-common.c')) 3096 3097subdir('softmmu') 3098 3099common_ss.add(capstone) 3100specific_ss.add(files('cpu.c', 'disas.c'), capstone) 3101 3102# Work around a gcc bug/misfeature wherein constant propagation looks 3103# through an alias: 3104# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696 3105# to guess that a const variable is always zero. Without lto, this is 3106# impossible, as the alias is restricted to page-vary-common.c. Indeed, 3107# without lto, not even the alias is required -- we simply use different 3108# declarations in different compilation units. 3109pagevary = files('page-vary-common.c') 3110if get_option('b_lto') 3111 pagevary_flags = ['-fno-lto'] 3112 if get_option('cfi') 3113 pagevary_flags += '-fno-sanitize=cfi-icall' 3114 endif 3115 pagevary = static_library('page-vary-common', sources: pagevary + genh, 3116 c_args: pagevary_flags) 3117 pagevary = declare_dependency(link_with: pagevary) 3118endif 3119common_ss.add(pagevary) 3120specific_ss.add(files('page-vary.c')) 3121 3122subdir('backends') 3123subdir('disas') 3124subdir('migration') 3125subdir('monitor') 3126subdir('net') 3127subdir('replay') 3128subdir('semihosting') 3129subdir('tcg') 3130subdir('fpu') 3131subdir('accel') 3132subdir('plugins') 3133subdir('ebpf') 3134 3135common_user_inc = [] 3136 3137subdir('common-user') 3138subdir('bsd-user') 3139subdir('linux-user') 3140 3141# needed for fuzzing binaries 3142subdir('tests/qtest/libqos') 3143subdir('tests/qtest/fuzz') 3144 3145# accel modules 3146tcg_real_module_ss = ss.source_set() 3147tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss) 3148specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss) 3149target_modules += { 'accel' : { 'qtest': qtest_module_ss, 3150 'tcg': tcg_real_module_ss }} 3151 3152######################## 3153# Library dependencies # 3154######################## 3155 3156modinfo_collect = find_program('scripts/modinfo-collect.py') 3157modinfo_generate = find_program('scripts/modinfo-generate.py') 3158modinfo_files = [] 3159 3160block_mods = [] 3161softmmu_mods = [] 3162foreach d, list : modules 3163 foreach m, module_ss : list 3164 if enable_modules and targetos != 'windows' 3165 module_ss = module_ss.apply(config_all, strict: false) 3166 sl = static_library(d + '-' + m, [genh, module_ss.sources()], 3167 dependencies: [modulecommon, module_ss.dependencies()], pic: true) 3168 if d == 'block' 3169 block_mods += sl 3170 else 3171 softmmu_mods += sl 3172 endif 3173 if module_ss.sources() != [] 3174 # FIXME: Should use sl.extract_all_objects(recursive: true) as 3175 # input. Sources can be used multiple times but objects are 3176 # unique when it comes to lookup in compile_commands.json. 3177 # Depnds on a mesion version with 3178 # https://github.com/mesonbuild/meson/pull/8900 3179 modinfo_files += custom_target(d + '-' + m + '.modinfo', 3180 output: d + '-' + m + '.modinfo', 3181 input: module_ss.sources() + genh, 3182 capture: true, 3183 command: [modinfo_collect, module_ss.sources()]) 3184 endif 3185 else 3186 if d == 'block' 3187 block_ss.add_all(module_ss) 3188 else 3189 softmmu_ss.add_all(module_ss) 3190 endif 3191 endif 3192 endforeach 3193endforeach 3194 3195foreach d, list : target_modules 3196 foreach m, module_ss : list 3197 if enable_modules and targetos != 'windows' 3198 foreach target : target_dirs 3199 if target.endswith('-softmmu') 3200 config_target = config_target_mak[target] 3201 config_target += config_host 3202 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] 3203 c_args = ['-DNEED_CPU_H', 3204 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), 3205 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] 3206 target_module_ss = module_ss.apply(config_target, strict: false) 3207 if target_module_ss.sources() != [] 3208 module_name = d + '-' + m + '-' + config_target['TARGET_NAME'] 3209 sl = static_library(module_name, 3210 [genh, target_module_ss.sources()], 3211 dependencies: [modulecommon, target_module_ss.dependencies()], 3212 include_directories: target_inc, 3213 c_args: c_args, 3214 pic: true) 3215 softmmu_mods += sl 3216 # FIXME: Should use sl.extract_all_objects(recursive: true) too. 3217 modinfo_files += custom_target(module_name + '.modinfo', 3218 output: module_name + '.modinfo', 3219 input: target_module_ss.sources() + genh, 3220 capture: true, 3221 command: [modinfo_collect, '--target', target, target_module_ss.sources()]) 3222 endif 3223 endif 3224 endforeach 3225 else 3226 specific_ss.add_all(module_ss) 3227 endif 3228 endforeach 3229endforeach 3230 3231if enable_modules 3232 foreach target : target_dirs 3233 if target.endswith('-softmmu') 3234 config_target = config_target_mak[target] 3235 config_devices_mak = target + '-config-devices.mak' 3236 modinfo_src = custom_target('modinfo-' + target + '.c', 3237 output: 'modinfo-' + target + '.c', 3238 input: modinfo_files, 3239 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'], 3240 capture: true) 3241 3242 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src) 3243 modinfo_dep = declare_dependency(link_with: modinfo_lib) 3244 3245 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH'] 3246 hw_arch[arch].add(modinfo_dep) 3247 endif 3248 endforeach 3249endif 3250 3251nm = find_program('nm') 3252undefsym = find_program('scripts/undefsym.py') 3253block_syms = custom_target('block.syms', output: 'block.syms', 3254 input: [libqemuutil, block_mods], 3255 capture: true, 3256 command: [undefsym, nm, '@INPUT@']) 3257qemu_syms = custom_target('qemu.syms', output: 'qemu.syms', 3258 input: [libqemuutil, softmmu_mods], 3259 capture: true, 3260 command: [undefsym, nm, '@INPUT@']) 3261 3262authz_ss = authz_ss.apply(config_host, strict: false) 3263libauthz = static_library('authz', authz_ss.sources() + genh, 3264 dependencies: [authz_ss.dependencies()], 3265 name_suffix: 'fa', 3266 build_by_default: false) 3267 3268authz = declare_dependency(link_whole: libauthz, 3269 dependencies: qom) 3270 3271crypto_ss = crypto_ss.apply(config_host, strict: false) 3272libcrypto = static_library('crypto', crypto_ss.sources() + genh, 3273 dependencies: [crypto_ss.dependencies()], 3274 name_suffix: 'fa', 3275 build_by_default: false) 3276 3277crypto = declare_dependency(link_whole: libcrypto, 3278 dependencies: [authz, qom]) 3279 3280io_ss = io_ss.apply(config_host, strict: false) 3281libio = static_library('io', io_ss.sources() + genh, 3282 dependencies: [io_ss.dependencies()], 3283 link_with: libqemuutil, 3284 name_suffix: 'fa', 3285 build_by_default: false) 3286 3287io = declare_dependency(link_whole: libio, dependencies: [crypto, qom]) 3288 3289libmigration = static_library('migration', sources: migration_files + genh, 3290 name_suffix: 'fa', 3291 build_by_default: false) 3292migration = declare_dependency(link_with: libmigration, 3293 dependencies: [zlib, qom, io]) 3294softmmu_ss.add(migration) 3295 3296block_ss = block_ss.apply(config_host, strict: false) 3297libblock = static_library('block', block_ss.sources() + genh, 3298 dependencies: block_ss.dependencies(), 3299 link_depends: block_syms, 3300 name_suffix: 'fa', 3301 build_by_default: false) 3302 3303block = declare_dependency(link_whole: [libblock], 3304 link_args: '@block.syms', 3305 dependencies: [crypto, io]) 3306 3307blockdev_ss = blockdev_ss.apply(config_host, strict: false) 3308libblockdev = static_library('blockdev', blockdev_ss.sources() + genh, 3309 dependencies: blockdev_ss.dependencies(), 3310 name_suffix: 'fa', 3311 build_by_default: false) 3312 3313blockdev = declare_dependency(link_whole: [libblockdev], 3314 dependencies: [block, event_loop_base]) 3315 3316qmp_ss = qmp_ss.apply(config_host, strict: false) 3317libqmp = static_library('qmp', qmp_ss.sources() + genh, 3318 dependencies: qmp_ss.dependencies(), 3319 name_suffix: 'fa', 3320 build_by_default: false) 3321 3322qmp = declare_dependency(link_whole: [libqmp]) 3323 3324libchardev = static_library('chardev', chardev_ss.sources() + genh, 3325 name_suffix: 'fa', 3326 dependencies: chardev_ss.dependencies(), 3327 build_by_default: false) 3328 3329chardev = declare_dependency(link_whole: libchardev) 3330 3331hwcore_ss = hwcore_ss.apply(config_host, strict: false) 3332libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh, 3333 name_suffix: 'fa', 3334 build_by_default: false) 3335hwcore = declare_dependency(link_whole: libhwcore) 3336common_ss.add(hwcore) 3337 3338########### 3339# Targets # 3340########### 3341 3342emulator_modules = [] 3343foreach m : block_mods + softmmu_mods 3344 emulator_modules += shared_module(m.name(), 3345 build_by_default: true, 3346 name_prefix: '', 3347 link_whole: m, 3348 install: true, 3349 install_dir: qemu_moddir) 3350endforeach 3351if emulator_modules.length() > 0 3352 alias_target('modules', emulator_modules) 3353endif 3354 3355softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp) 3356common_ss.add(qom, qemuutil) 3357 3358common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss]) 3359common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss) 3360 3361common_all = common_ss.apply(config_all, strict: false) 3362common_all = static_library('common', 3363 build_by_default: false, 3364 sources: common_all.sources() + genh, 3365 include_directories: common_user_inc, 3366 implicit_include_directories: false, 3367 dependencies: common_all.dependencies(), 3368 name_suffix: 'fa') 3369 3370feature_to_c = find_program('scripts/feature_to_c.sh') 3371 3372if targetos == 'darwin' 3373 entitlement = find_program('scripts/entitlement.sh') 3374endif 3375 3376emulators = {} 3377foreach target : target_dirs 3378 config_target = config_target_mak[target] 3379 target_name = config_target['TARGET_NAME'] 3380 target_base_arch = config_target['TARGET_BASE_ARCH'] 3381 arch_srcs = [config_target_h[target]] 3382 arch_deps = [] 3383 c_args = ['-DNEED_CPU_H', 3384 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), 3385 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] 3386 link_args = emulator_link_args 3387 3388 config_target += config_host 3389 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] 3390 if targetos == 'linux' 3391 target_inc += include_directories('linux-headers', is_system: true) 3392 endif 3393 if target.endswith('-softmmu') 3394 target_type='system' 3395 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false) 3396 arch_srcs += t.sources() 3397 arch_deps += t.dependencies() 3398 3399 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch 3400 hw = hw_arch[hw_dir].apply(config_target, strict: false) 3401 arch_srcs += hw.sources() 3402 arch_deps += hw.dependencies() 3403 3404 arch_srcs += config_devices_h[target] 3405 link_args += ['@block.syms', '@qemu.syms'] 3406 else 3407 abi = config_target['TARGET_ABI_DIR'] 3408 target_type='user' 3409 target_inc += common_user_inc 3410 if target_base_arch in target_user_arch 3411 t = target_user_arch[target_base_arch].apply(config_target, strict: false) 3412 arch_srcs += t.sources() 3413 arch_deps += t.dependencies() 3414 endif 3415 if 'CONFIG_LINUX_USER' in config_target 3416 base_dir = 'linux-user' 3417 endif 3418 if 'CONFIG_BSD_USER' in config_target 3419 base_dir = 'bsd-user' 3420 target_inc += include_directories('bsd-user/' / targetos) 3421 target_inc += include_directories('bsd-user/host/' / host_arch) 3422 dir = base_dir / abi 3423 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c') 3424 endif 3425 target_inc += include_directories( 3426 base_dir, 3427 base_dir / abi, 3428 ) 3429 if 'CONFIG_LINUX_USER' in config_target 3430 dir = base_dir / abi 3431 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c') 3432 if config_target.has_key('TARGET_SYSTBL_ABI') 3433 arch_srcs += \ 3434 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'], 3435 extra_args : config_target['TARGET_SYSTBL_ABI']) 3436 endif 3437 endif 3438 endif 3439 3440 if 'TARGET_XML_FILES' in config_target 3441 gdbstub_xml = custom_target(target + '-gdbstub-xml.c', 3442 output: target + '-gdbstub-xml.c', 3443 input: files(config_target['TARGET_XML_FILES'].split()), 3444 command: [feature_to_c, '@INPUT@'], 3445 capture: true) 3446 arch_srcs += gdbstub_xml 3447 endif 3448 3449 t = target_arch[target_base_arch].apply(config_target, strict: false) 3450 arch_srcs += t.sources() 3451 arch_deps += t.dependencies() 3452 3453 target_common = common_ss.apply(config_target, strict: false) 3454 objects = common_all.extract_objects(target_common.sources()) 3455 deps = target_common.dependencies() 3456 3457 target_specific = specific_ss.apply(config_target, strict: false) 3458 arch_srcs += target_specific.sources() 3459 arch_deps += target_specific.dependencies() 3460 3461 lib = static_library('qemu-' + target, 3462 sources: arch_srcs + genh, 3463 dependencies: arch_deps, 3464 objects: objects, 3465 include_directories: target_inc, 3466 c_args: c_args, 3467 build_by_default: false, 3468 name_suffix: 'fa') 3469 3470 if target.endswith('-softmmu') 3471 execs = [{ 3472 'name': 'qemu-system-' + target_name, 3473 'win_subsystem': 'console', 3474 'sources': files('softmmu/main.c'), 3475 'dependencies': [] 3476 }] 3477 if targetos == 'windows' and (sdl.found() or gtk.found()) 3478 execs += [{ 3479 'name': 'qemu-system-' + target_name + 'w', 3480 'win_subsystem': 'windows', 3481 'sources': files('softmmu/main.c'), 3482 'dependencies': [] 3483 }] 3484 endif 3485 if get_option('fuzzing') 3486 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false) 3487 execs += [{ 3488 'name': 'qemu-fuzz-' + target_name, 3489 'win_subsystem': 'console', 3490 'sources': specific_fuzz.sources(), 3491 'dependencies': specific_fuzz.dependencies(), 3492 }] 3493 endif 3494 else 3495 execs = [{ 3496 'name': 'qemu-' + target_name, 3497 'win_subsystem': 'console', 3498 'sources': [], 3499 'dependencies': [] 3500 }] 3501 endif 3502 foreach exe: execs 3503 exe_name = exe['name'] 3504 if targetos == 'darwin' 3505 exe_name += '-unsigned' 3506 endif 3507 3508 emulator = executable(exe_name, exe['sources'], 3509 install: true, 3510 c_args: c_args, 3511 dependencies: arch_deps + deps + exe['dependencies'], 3512 objects: lib.extract_all_objects(recursive: true), 3513 link_language: link_language, 3514 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []), 3515 link_args: link_args, 3516 win_subsystem: exe['win_subsystem']) 3517 3518 if targetos == 'darwin' 3519 icon = 'pc-bios/qemu.rsrc' 3520 build_input = [emulator, files(icon)] 3521 install_input = [ 3522 get_option('bindir') / exe_name, 3523 meson.current_source_dir() / icon 3524 ] 3525 if 'CONFIG_HVF' in config_target 3526 entitlements = 'accel/hvf/entitlements.plist' 3527 build_input += files(entitlements) 3528 install_input += meson.current_source_dir() / entitlements 3529 endif 3530 3531 emulators += {exe['name'] : custom_target(exe['name'], 3532 input: build_input, 3533 output: exe['name'], 3534 command: [entitlement, '@OUTPUT@', '@INPUT@']) 3535 } 3536 3537 meson.add_install_script(entitlement, '--install', 3538 get_option('bindir') / exe['name'], 3539 install_input) 3540 else 3541 emulators += {exe['name']: emulator} 3542 endif 3543 3544 if stap.found() 3545 foreach stp: [ 3546 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false}, 3547 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true}, 3548 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true}, 3549 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true}, 3550 ] 3551 custom_target(exe['name'] + stp['ext'], 3552 input: trace_events_all, 3553 output: exe['name'] + stp['ext'], 3554 install: stp['install'], 3555 install_dir: get_option('datadir') / 'systemtap/tapset', 3556 command: [ 3557 tracetool, '--group=all', '--format=' + stp['fmt'], 3558 '--binary=' + stp['bin'], 3559 '--target-name=' + target_name, 3560 '--target-type=' + target_type, 3561 '--probe-prefix=qemu.' + target_type + '.' + target_name, 3562 '@INPUT@', '@OUTPUT@' 3563 ], 3564 depend_files: tracetool_depends) 3565 endforeach 3566 endif 3567 endforeach 3568endforeach 3569 3570# Other build targets 3571 3572if 'CONFIG_PLUGIN' in config_host 3573 install_headers('include/qemu/qemu-plugin.h') 3574endif 3575 3576subdir('qga') 3577 3578# Don't build qemu-keymap if xkbcommon is not explicitly enabled 3579# when we don't build tools or system 3580if xkbcommon.found() 3581 # used for the update-keymaps target, so include rules even if !have_tools 3582 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh, 3583 dependencies: [qemuutil, xkbcommon], install: have_tools) 3584endif 3585 3586if have_tools 3587 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep], 3588 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true) 3589 qemu_io = executable('qemu-io', files('qemu-io.c'), 3590 dependencies: [block, qemuutil], install: true) 3591 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'), 3592 dependencies: [blockdev, qemuutil, gnutls, selinux], 3593 install: true) 3594 3595 subdir('storage-daemon') 3596 subdir('contrib/rdmacm-mux') 3597 subdir('contrib/elf2dmp') 3598 3599 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'), 3600 dependencies: qemuutil, 3601 install: true) 3602 3603 if have_vhost_user 3604 subdir('contrib/vhost-user-blk') 3605 subdir('contrib/vhost-user-gpu') 3606 subdir('contrib/vhost-user-input') 3607 subdir('contrib/vhost-user-scsi') 3608 endif 3609 3610 if targetos == 'linux' 3611 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'), 3612 dependencies: [qemuutil, libcap_ng], 3613 install: true, 3614 install_dir: get_option('libexecdir')) 3615 3616 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'), 3617 dependencies: [authz, crypto, io, qom, qemuutil, 3618 libcap_ng, mpathpersist], 3619 install: true) 3620 endif 3621 3622 if have_ivshmem 3623 subdir('contrib/ivshmem-client') 3624 subdir('contrib/ivshmem-server') 3625 endif 3626endif 3627 3628subdir('scripts') 3629subdir('tools') 3630subdir('pc-bios') 3631subdir('docs') 3632subdir('tests') 3633if gtk.found() 3634 subdir('po') 3635endif 3636 3637if host_machine.system() == 'windows' 3638 nsis_cmd = [ 3639 find_program('scripts/nsis.py'), 3640 '@OUTPUT@', 3641 get_option('prefix'), 3642 meson.current_source_dir(), 3643 config_host['GLIB_BINDIR'], 3644 host_machine.cpu(), 3645 '--', 3646 '-DDISPLAYVERSION=' + meson.project_version(), 3647 ] 3648 if build_docs 3649 nsis_cmd += '-DCONFIG_DOCUMENTATION=y' 3650 endif 3651 if gtk.found() 3652 nsis_cmd += '-DCONFIG_GTK=y' 3653 endif 3654 3655 nsis = custom_target('nsis', 3656 output: 'qemu-setup-' + meson.project_version() + '.exe', 3657 input: files('qemu.nsi'), 3658 build_always_stale: true, 3659 command: nsis_cmd + ['@INPUT@']) 3660 alias_target('installer', nsis) 3661endif 3662 3663######################### 3664# Configuration summary # 3665######################### 3666 3667# Directories 3668summary_info = {} 3669summary_info += {'Install prefix': get_option('prefix')} 3670summary_info += {'BIOS directory': qemu_datadir} 3671pathsep = targetos == 'windows' ? ';' : ':' 3672summary_info += {'firmware path': pathsep.join(get_option('qemu_firmwarepath'))} 3673summary_info += {'binary directory': get_option('prefix') / get_option('bindir')} 3674summary_info += {'library directory': get_option('prefix') / get_option('libdir')} 3675summary_info += {'module directory': qemu_moddir} 3676summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')} 3677summary_info += {'include directory': get_option('prefix') / get_option('includedir')} 3678summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')} 3679if targetos != 'windows' 3680 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')} 3681 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')} 3682else 3683 summary_info += {'local state directory': 'queried at runtime'} 3684endif 3685summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')} 3686summary_info += {'Build directory': meson.current_build_dir()} 3687summary_info += {'Source path': meson.current_source_dir()} 3688summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']} 3689summary(summary_info, bool_yn: true, section: 'Directories') 3690 3691# Host binaries 3692summary_info = {} 3693summary_info += {'git': config_host['GIT']} 3694summary_info += {'make': config_host['MAKE']} 3695summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())} 3696summary_info += {'sphinx-build': sphinx_build} 3697if config_host.has_key('HAVE_GDB_BIN') 3698 summary_info += {'gdb': config_host['HAVE_GDB_BIN']} 3699endif 3700summary_info += {'iasl': iasl} 3701summary_info += {'genisoimage': config_host['GENISOIMAGE']} 3702if targetos == 'windows' and have_ga 3703 summary_info += {'wixl': wixl} 3704endif 3705if slirp.found() and have_system 3706 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false} 3707endif 3708summary(summary_info, bool_yn: true, section: 'Host binaries') 3709 3710# Configurable features 3711summary_info = {} 3712summary_info += {'Documentation': build_docs} 3713summary_info += {'system-mode emulation': have_system} 3714summary_info += {'user-mode emulation': have_user} 3715summary_info += {'block layer': have_block} 3716summary_info += {'Install blobs': get_option('install_blobs')} 3717summary_info += {'module support': config_host.has_key('CONFIG_MODULES')} 3718if config_host.has_key('CONFIG_MODULES') 3719 summary_info += {'alternative module path': get_option('module_upgrades')} 3720endif 3721summary_info += {'fuzzing support': get_option('fuzzing')} 3722if have_system 3723 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)} 3724endif 3725summary_info += {'Trace backends': ','.join(get_option('trace_backends'))} 3726if 'simple' in get_option('trace_backends') 3727 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'} 3728endif 3729summary_info += {'D-Bus display': dbus_display} 3730summary_info += {'QOM debugging': get_option('qom_cast_debug')} 3731summary_info += {'vhost-kernel support': have_vhost_kernel} 3732summary_info += {'vhost-net support': have_vhost_net} 3733summary_info += {'vhost-user support': have_vhost_user} 3734summary_info += {'vhost-user-crypto support': have_vhost_user_crypto} 3735summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server} 3736summary_info += {'vhost-vdpa support': have_vhost_vdpa} 3737summary_info += {'build guest agent': have_ga} 3738summary(summary_info, bool_yn: true, section: 'Configurable features') 3739 3740# Compilation information 3741summary_info = {} 3742summary_info += {'host CPU': cpu} 3743summary_info += {'host endianness': build_machine.endian()} 3744summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())} 3745summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())} 3746if link_language == 'cpp' 3747 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())} 3748else 3749 summary_info += {'C++ compiler': false} 3750endif 3751if targetos == 'darwin' 3752 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())} 3753endif 3754option_cflags = (get_option('debug') ? ['-g'] : []) 3755if get_option('optimization') != 'plain' 3756 option_cflags += ['-O' + get_option('optimization')] 3757endif 3758summary_info += {'CFLAGS': ' '.join(get_option('c_args') + option_cflags)} 3759if link_language == 'cpp' 3760 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args') + option_cflags)} 3761endif 3762if targetos == 'darwin' 3763 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args') + option_cflags)} 3764endif 3765link_args = get_option(link_language + '_link_args') 3766if link_args.length() > 0 3767 summary_info += {'LDFLAGS': ' '.join(link_args)} 3768endif 3769summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)} 3770if 'cpp' in all_languages 3771 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)} 3772endif 3773if 'objc' in all_languages 3774 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)} 3775endif 3776summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)} 3777summary_info += {'profiler': get_option('profiler')} 3778summary_info += {'link-time optimization (LTO)': get_option('b_lto')} 3779summary_info += {'PIE': get_option('b_pie')} 3780summary_info += {'static build': config_host.has_key('CONFIG_STATIC')} 3781summary_info += {'malloc trim support': has_malloc_trim} 3782summary_info += {'membarrier': have_membarrier} 3783summary_info += {'debug stack usage': get_option('debug_stack_usage')} 3784summary_info += {'mutex debugging': get_option('debug_mutex')} 3785summary_info += {'memory allocator': get_option('malloc')} 3786summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')} 3787summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')} 3788summary_info += {'gprof enabled': get_option('gprof')} 3789summary_info += {'gcov': get_option('b_coverage')} 3790summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')} 3791summary_info += {'CFI support': get_option('cfi')} 3792if get_option('cfi') 3793 summary_info += {'CFI debug support': get_option('cfi_debug')} 3794endif 3795summary_info += {'strip binaries': get_option('strip')} 3796summary_info += {'sparse': sparse} 3797summary_info += {'mingw32 support': targetos == 'windows'} 3798summary(summary_info, bool_yn: true, section: 'Compilation') 3799 3800# snarf the cross-compilation information for tests 3801summary_info = {} 3802have_cross = false 3803foreach target: target_dirs 3804 tcg_mak = meson.current_build_dir() / 'tests/tcg' / target / 'config-target.mak' 3805 if fs.exists(tcg_mak) 3806 config_cross_tcg = keyval.load(tcg_mak) 3807 if 'CC' in config_cross_tcg 3808 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']} 3809 have_cross = true 3810 endif 3811 endif 3812endforeach 3813if have_cross 3814 summary(summary_info, bool_yn: true, section: 'Cross compilers') 3815endif 3816 3817# Targets and accelerators 3818summary_info = {} 3819if have_system 3820 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')} 3821 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')} 3822 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')} 3823 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')} 3824 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')} 3825 summary_info += {'Xen support': xen.found()} 3826 if xen.found() 3827 summary_info += {'xen ctrl version': xen.version()} 3828 endif 3829endif 3830summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')} 3831if config_all.has_key('CONFIG_TCG') 3832 if get_option('tcg_interpreter') 3833 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'} 3834 else 3835 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)} 3836 endif 3837 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')} 3838 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')} 3839endif 3840summary_info += {'target list': ' '.join(target_dirs)} 3841if have_system 3842 summary_info += {'default devices': get_option('default_devices')} 3843 summary_info += {'out of process emulation': multiprocess_allowed} 3844 summary_info += {'vfio-user server': vfio_user_server_allowed} 3845endif 3846summary(summary_info, bool_yn: true, section: 'Targets and accelerators') 3847 3848# Block layer 3849summary_info = {} 3850summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']} 3851summary_info += {'coroutine pool': have_coroutine_pool} 3852if have_block 3853 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')} 3854 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')} 3855 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')} 3856 summary_info += {'VirtFS support': have_virtfs} 3857 summary_info += {'build virtiofs daemon': have_virtiofsd} 3858 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')} 3859 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')} 3860 summary_info += {'bochs support': get_option('bochs').allowed()} 3861 summary_info += {'cloop support': get_option('cloop').allowed()} 3862 summary_info += {'dmg support': get_option('dmg').allowed()} 3863 summary_info += {'qcow v1 support': get_option('qcow1').allowed()} 3864 summary_info += {'vdi support': get_option('vdi').allowed()} 3865 summary_info += {'vvfat support': get_option('vvfat').allowed()} 3866 summary_info += {'qed support': get_option('qed').allowed()} 3867 summary_info += {'parallels support': get_option('parallels').allowed()} 3868 summary_info += {'FUSE exports': fuse} 3869 summary_info += {'VDUSE block exports': have_vduse_blk_export} 3870endif 3871summary(summary_info, bool_yn: true, section: 'Block layer support') 3872 3873# Crypto 3874summary_info = {} 3875summary_info += {'TLS priority': get_option('tls_priority')} 3876summary_info += {'GNUTLS support': gnutls} 3877if gnutls.found() 3878 summary_info += {' GNUTLS crypto': gnutls_crypto.found()} 3879endif 3880summary_info += {'libgcrypt': gcrypt} 3881summary_info += {'nettle': nettle} 3882if nettle.found() 3883 summary_info += {' XTS': xts != 'private'} 3884endif 3885summary_info += {'AF_ALG support': have_afalg} 3886summary_info += {'rng-none': get_option('rng_none')} 3887summary_info += {'Linux keyring': have_keyring} 3888summary(summary_info, bool_yn: true, section: 'Crypto') 3889 3890# Libraries 3891summary_info = {} 3892if targetos == 'darwin' 3893 summary_info += {'Cocoa support': cocoa} 3894 summary_info += {'vmnet.framework support': vmnet} 3895endif 3896summary_info += {'SDL support': sdl} 3897summary_info += {'SDL image support': sdl_image} 3898summary_info += {'GTK support': gtk} 3899summary_info += {'pixman': pixman} 3900summary_info += {'VTE support': vte} 3901summary_info += {'slirp support': slirp} 3902summary_info += {'libtasn1': tasn1} 3903summary_info += {'PAM': pam} 3904summary_info += {'iconv support': iconv} 3905summary_info += {'curses support': curses} 3906summary_info += {'virgl support': virgl} 3907summary_info += {'blkio support': blkio} 3908summary_info += {'curl support': curl} 3909summary_info += {'Multipath support': mpathpersist} 3910summary_info += {'PNG support': png} 3911summary_info += {'VNC support': vnc} 3912if vnc.found() 3913 summary_info += {'VNC SASL support': sasl} 3914 summary_info += {'VNC JPEG support': jpeg} 3915endif 3916if targetos not in ['darwin', 'haiku', 'windows'] 3917 summary_info += {'OSS support': oss} 3918 summary_info += {'sndio support': sndio} 3919elif targetos == 'darwin' 3920 summary_info += {'CoreAudio support': coreaudio} 3921elif targetos == 'windows' 3922 summary_info += {'DirectSound support': dsound} 3923endif 3924if targetos == 'linux' 3925 summary_info += {'ALSA support': alsa} 3926 summary_info += {'PulseAudio support': pulse} 3927endif 3928summary_info += {'JACK support': jack} 3929summary_info += {'brlapi support': brlapi} 3930summary_info += {'vde support': vde} 3931summary_info += {'netmap support': have_netmap} 3932summary_info += {'l2tpv3 support': have_l2tpv3} 3933summary_info += {'Linux AIO support': libaio} 3934summary_info += {'Linux io_uring support': linux_io_uring} 3935summary_info += {'ATTR/XATTR support': libattr} 3936summary_info += {'RDMA support': rdma} 3937summary_info += {'PVRDMA support': have_pvrdma} 3938summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt} 3939summary_info += {'libcap-ng support': libcap_ng} 3940summary_info += {'bpf support': libbpf} 3941summary_info += {'spice protocol support': spice_protocol} 3942if spice_protocol.found() 3943 summary_info += {' spice server support': spice} 3944endif 3945summary_info += {'rbd support': rbd} 3946summary_info += {'smartcard support': cacard} 3947summary_info += {'U2F support': u2f} 3948summary_info += {'libusb': libusb} 3949summary_info += {'usb net redir': usbredir} 3950summary_info += {'OpenGL support (epoxy)': opengl} 3951summary_info += {'GBM': gbm} 3952summary_info += {'libiscsi support': libiscsi} 3953summary_info += {'libnfs support': libnfs} 3954if targetos == 'windows' 3955 if have_ga 3956 summary_info += {'QGA VSS support': have_qga_vss} 3957 endif 3958endif 3959summary_info += {'seccomp support': seccomp} 3960summary_info += {'GlusterFS support': glusterfs} 3961summary_info += {'TPM support': have_tpm} 3962summary_info += {'libssh support': libssh} 3963summary_info += {'lzo support': lzo} 3964summary_info += {'snappy support': snappy} 3965summary_info += {'bzip2 support': libbzip2} 3966summary_info += {'lzfse support': liblzfse} 3967summary_info += {'zstd support': zstd} 3968summary_info += {'NUMA host support': numa} 3969summary_info += {'capstone': capstone} 3970summary_info += {'libpmem support': libpmem} 3971summary_info += {'libdaxctl support': libdaxctl} 3972summary_info += {'libudev': libudev} 3973# Dummy dependency, keep .found() 3974summary_info += {'FUSE lseek': fuse_lseek.found()} 3975summary_info += {'selinux': selinux} 3976summary_info += {'libdw': libdw} 3977summary(summary_info, bool_yn: true, section: 'Dependencies') 3978 3979if not supported_cpus.contains(cpu) 3980 message() 3981 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!') 3982 message() 3983 message('CPU host architecture ' + cpu + ' support is not currently maintained.') 3984 message('The QEMU project intends to remove support for this host CPU in') 3985 message('a future release if nobody volunteers to maintain it and to') 3986 message('provide a build host for our continuous integration setup.') 3987 message('configure has succeeded and you can continue to build, but') 3988 message('if you care about QEMU on this platform you should contact') 3989 message('us upstream at qemu-devel@nongnu.org.') 3990endif 3991 3992if not supported_oses.contains(targetos) 3993 message() 3994 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!') 3995 message() 3996 message('Host OS ' + targetos + 'support is not currently maintained.') 3997 message('The QEMU project intends to remove support for this host OS in') 3998 message('a future release if nobody volunteers to maintain it and to') 3999 message('provide a build host for our continuous integration setup.') 4000 message('configure has succeeded and you can continue to build, but') 4001 message('if you care about QEMU on this platform you should contact') 4002 message('us upstream at qemu-devel@nongnu.org.') 4003endif 4004