1project('qemu', ['c'], meson_version: '>=0.61.3', 2 default_options: ['warning_level=1', 'c_std=gnu11', 'cpp_std=gnu++11', 'b_colorout=auto', 3 'b_staticpic=false', 'stdsplit=false', 'optimization=2', 'b_pie=true'], 4 version: files('VERSION')) 5 6add_test_setup('quick', exclude_suites: ['slow', 'thorough'], is_default: true) 7add_test_setup('slow', exclude_suites: ['thorough'], env: ['G_TEST_SLOW=1', 'SPEED=slow']) 8add_test_setup('thorough', env: ['G_TEST_SLOW=1', 'SPEED=thorough']) 9 10meson.add_postconf_script(find_program('scripts/symlink-install-tree.py')) 11 12not_found = dependency('', required: false) 13keyval = import('keyval') 14ss = import('sourceset') 15fs = import('fs') 16 17targetos = host_machine.system() 18sh = find_program('sh') 19config_host = keyval.load(meson.current_build_dir() / 'config-host.mak') 20enable_modules = 'CONFIG_MODULES' in config_host 21enable_static = 'CONFIG_STATIC' in config_host 22 23# Allow both shared and static libraries unless --enable-static 24static_kwargs = enable_static ? {'static': true} : {} 25 26cc = meson.get_compiler('c') 27all_languages = ['c'] 28if add_languages('cpp', required: false, native: false) 29 all_languages += ['cpp'] 30 cxx = meson.get_compiler('cpp') 31endif 32if targetos == 'darwin' and \ 33 add_languages('objc', required: get_option('cocoa'), native: false) 34 all_languages += ['objc'] 35 objc = meson.get_compiler('objc') 36endif 37 38# Temporary directory used for files created while 39# configure runs. Since it is in the build directory 40# we can safely blow away any previous version of it 41# (and we need not jump through hoops to try to delete 42# it when configure exits.) 43tmpdir = meson.current_build_dir() / 'meson-private/temp' 44 45if get_option('qemu_suffix').startswith('/') 46 error('qemu_suffix cannot start with a /') 47endif 48 49qemu_confdir = get_option('sysconfdir') / get_option('qemu_suffix') 50qemu_datadir = get_option('datadir') / get_option('qemu_suffix') 51qemu_docdir = get_option('docdir') / get_option('qemu_suffix') 52qemu_moddir = get_option('libdir') / get_option('qemu_suffix') 53 54qemu_desktopdir = get_option('datadir') / 'applications' 55qemu_icondir = get_option('datadir') / 'icons' 56 57config_host_data = configuration_data() 58genh = [] 59qapi_trace_events = [] 60 61bsd_oses = ['gnu/kfreebsd', 'freebsd', 'netbsd', 'openbsd', 'dragonfly', 'darwin'] 62supported_oses = ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', 'sunos', 'linux'] 63supported_cpus = ['ppc', 'ppc64', 's390x', 'riscv', 'x86', 'x86_64', 64 'arm', 'aarch64', 'loongarch64', 'mips', 'mips64', 'sparc64'] 65 66cpu = host_machine.cpu_family() 67 68# Unify riscv* to a single family. 69if cpu in ['riscv32', 'riscv64'] 70 cpu = 'riscv' 71endif 72 73target_dirs = config_host['TARGET_DIRS'].split() 74have_linux_user = false 75have_bsd_user = false 76have_system = false 77foreach target : target_dirs 78 have_linux_user = have_linux_user or target.endswith('linux-user') 79 have_bsd_user = have_bsd_user or target.endswith('bsd-user') 80 have_system = have_system or target.endswith('-softmmu') 81endforeach 82have_user = have_linux_user or have_bsd_user 83have_tools = get_option('tools') \ 84 .disable_auto_if(not have_system) \ 85 .allowed() 86have_ga = get_option('guest_agent') \ 87 .disable_auto_if(not have_system and not have_tools) \ 88 .require(targetos in ['sunos', 'linux', 'windows', 'freebsd', 'netbsd', 'openbsd'], 89 error_message: 'unsupported OS for QEMU guest agent') \ 90 .allowed() 91have_block = have_system or have_tools 92 93python = import('python').find_installation() 94 95if cpu not in supported_cpus 96 host_arch = 'unknown' 97elif cpu == 'x86' 98 host_arch = 'i386' 99elif cpu == 'mips64' 100 host_arch = 'mips' 101else 102 host_arch = cpu 103endif 104 105if cpu in ['x86', 'x86_64'] 106 kvm_targets = ['i386-softmmu', 'x86_64-softmmu'] 107elif cpu == 'aarch64' 108 kvm_targets = ['aarch64-softmmu'] 109elif cpu == 's390x' 110 kvm_targets = ['s390x-softmmu'] 111elif cpu in ['ppc', 'ppc64'] 112 kvm_targets = ['ppc-softmmu', 'ppc64-softmmu'] 113elif cpu in ['mips', 'mips64'] 114 kvm_targets = ['mips-softmmu', 'mipsel-softmmu', 'mips64-softmmu', 'mips64el-softmmu'] 115elif cpu in ['riscv'] 116 kvm_targets = ['riscv32-softmmu', 'riscv64-softmmu'] 117else 118 kvm_targets = [] 119endif 120 121kvm_targets_c = '""' 122if get_option('kvm').allowed() and targetos == 'linux' 123 kvm_targets_c = '"' + '" ,"'.join(kvm_targets) + '"' 124endif 125config_host_data.set('CONFIG_KVM_TARGETS', kvm_targets_c) 126 127accelerator_targets = { 'CONFIG_KVM': kvm_targets } 128 129if cpu in ['aarch64'] 130 accelerator_targets += { 131 'CONFIG_HVF': ['aarch64-softmmu'] 132 } 133endif 134 135if cpu in ['x86', 'x86_64', 'arm', 'aarch64'] 136 # i386 emulator provides xenpv machine type for multiple architectures 137 accelerator_targets += { 138 'CONFIG_XEN': ['i386-softmmu', 'x86_64-softmmu'], 139 } 140endif 141if cpu in ['x86', 'x86_64'] 142 accelerator_targets += { 143 'CONFIG_HAX': ['i386-softmmu', 'x86_64-softmmu'], 144 'CONFIG_HVF': ['x86_64-softmmu'], 145 'CONFIG_NVMM': ['i386-softmmu', 'x86_64-softmmu'], 146 'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'], 147 } 148endif 149 150modular_tcg = [] 151# Darwin does not support references to thread-local variables in modules 152if targetos != 'darwin' 153 modular_tcg = ['i386-softmmu', 'x86_64-softmmu'] 154endif 155 156edk2_targets = [ 'arm-softmmu', 'aarch64-softmmu', 'i386-softmmu', 'x86_64-softmmu' ] 157unpack_edk2_blobs = false 158foreach target : edk2_targets 159 if target in target_dirs 160 bzip2 = find_program('bzip2', required: get_option('install_blobs')) 161 unpack_edk2_blobs = bzip2.found() 162 break 163 endif 164endforeach 165 166dtrace = not_found 167stap = not_found 168if 'dtrace' in get_option('trace_backends') 169 dtrace = find_program('dtrace', required: true) 170 stap = find_program('stap', required: false) 171 if stap.found() 172 # Workaround to avoid dtrace(1) producing a file with 'hidden' symbol 173 # visibility. Define STAP_SDT_V2 to produce 'default' symbol visibility 174 # instead. QEMU --enable-modules depends on this because the SystemTap 175 # semaphores are linked into the main binary and not the module's shared 176 # object. 177 add_global_arguments('-DSTAP_SDT_V2', 178 native: false, language: all_languages) 179 endif 180endif 181 182if get_option('iasl') == '' 183 iasl = find_program('iasl', required: false) 184else 185 iasl = find_program(get_option('iasl'), required: true) 186endif 187 188################## 189# Compiler flags # 190################## 191 192qemu_cflags = config_host['QEMU_CFLAGS'].split() 193qemu_objcflags = config_host['QEMU_OBJCFLAGS'].split() 194qemu_ldflags = config_host['QEMU_LDFLAGS'].split() 195 196if enable_static 197 qemu_ldflags += get_option('b_pie') ? '-static-pie' : '-static' 198endif 199 200# Detect support for PT_GNU_RELRO + DT_BIND_NOW. 201# The combination is known as "full relro", because .got.plt is read-only too. 202qemu_ldflags += cc.get_supported_link_arguments('-Wl,-z,relro', '-Wl,-z,now') 203 204if targetos == 'windows' 205 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--no-seh', '-Wl,--nxcompat') 206 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--dynamicbase', '-Wl,--high-entropy-va') 207endif 208 209if get_option('gprof') 210 qemu_cflags += ['-p'] 211 qemu_objcflags += ['-p'] 212 qemu_ldflags += ['-p'] 213endif 214 215# Specify linker-script with add_project_link_arguments so that it is not placed 216# within a linker --start-group/--end-group pair 217if get_option('fuzzing') 218 add_project_link_arguments(['-Wl,-T,', 219 (meson.current_source_dir() / 'tests/qtest/fuzz/fork_fuzz.ld')], 220 native: false, language: all_languages) 221 222 # Specify a filter to only instrument code that is directly related to 223 # virtual-devices. 224 configure_file(output: 'instrumentation-filter', 225 input: 'scripts/oss-fuzz/instrumentation-filter-template', 226 copy: true) 227 228 if cc.compiles('int main () { return 0; }', 229 name: '-fsanitize-coverage-allowlist=/dev/null', 230 args: ['-fsanitize-coverage-allowlist=/dev/null', 231 '-fsanitize-coverage=trace-pc'] ) 232 add_global_arguments('-fsanitize-coverage-allowlist=instrumentation-filter', 233 native: false, language: all_languages) 234 endif 235 236 if get_option('fuzzing_engine') == '' 237 # Add CFLAGS to tell clang to add fuzzer-related instrumentation to all the 238 # compiled code. To build non-fuzzer binaries with --enable-fuzzing, link 239 # everything with fsanitize=fuzzer-no-link. Otherwise, the linker will be 240 # unable to bind the fuzzer-related callbacks added by instrumentation. 241 add_global_arguments('-fsanitize=fuzzer-no-link', 242 native: false, language: all_languages) 243 add_global_link_arguments('-fsanitize=fuzzer-no-link', 244 native: false, language: all_languages) 245 # For the actual fuzzer binaries, we need to link against the libfuzzer 246 # library. They need to be configurable, to support OSS-Fuzz 247 fuzz_exe_ldflags = ['-fsanitize=fuzzer'] 248 else 249 # LIB_FUZZING_ENGINE was set; assume we are running on OSS-Fuzz, and 250 # the needed CFLAGS have already been provided 251 fuzz_exe_ldflags = get_option('fuzzing_engine').split() 252 endif 253endif 254 255# Check that the C++ compiler exists and works with the C compiler. 256link_language = 'c' 257linker = cc 258qemu_cxxflags = [] 259if 'cpp' in all_languages 260 add_global_arguments(['-D__STDC_LIMIT_MACROS', '-D__STDC_CONSTANT_MACROS', '-D__STDC_FORMAT_MACROS'], 261 native: false, language: 'cpp') 262 foreach k: qemu_cflags 263 if k not in ['-Wstrict-prototypes', '-Wmissing-prototypes', '-Wnested-externs', 264 '-Wold-style-declaration', '-Wold-style-definition', '-Wredundant-decls'] 265 qemu_cxxflags += [k] 266 endif 267 endforeach 268 269 if cxx.links(files('scripts/main.c'), args: qemu_cflags) 270 link_language = 'cpp' 271 linker = cxx 272 else 273 message('C++ compiler does not work with C compiler') 274 message('Disabling C++-specific optional code') 275 endif 276endif 277 278# Exclude --warn-common with TSan to suppress warnings from the TSan libraries. 279if targetos != 'sunos' and not config_host.has_key('CONFIG_TSAN') 280 qemu_ldflags += linker.get_supported_link_arguments('-Wl,--warn-common') 281endif 282 283add_global_link_arguments(qemu_ldflags, native: false, language: all_languages) 284 285add_global_arguments(qemu_cflags, native: false, language: 'c') 286add_global_arguments(qemu_cxxflags, native: false, language: 'cpp') 287add_global_arguments(qemu_objcflags, native: false, language: 'objc') 288if targetos == 'linux' 289 add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers', 290 '-isystem', 'linux-headers', 291 language: all_languages) 292endif 293 294add_project_arguments('-iquote', '.', 295 '-iquote', meson.current_source_dir(), 296 '-iquote', meson.current_source_dir() / 'include', 297 language: all_languages) 298 299sparse = find_program('cgcc', required: get_option('sparse')) 300if sparse.found() 301 run_target('sparse', 302 command: [find_program('scripts/check_sparse.py'), 303 'compile_commands.json', sparse.full_path(), '-Wbitwise', 304 '-Wno-transparent-union', '-Wno-old-initializer', 305 '-Wno-non-pointer-null']) 306endif 307 308########################################### 309# Target-specific checks and dependencies # 310########################################### 311 312# Fuzzing 313if get_option('fuzzing') and get_option('fuzzing_engine') == '' and \ 314 not cc.links(''' 315 #include <stdint.h> 316 #include <sys/types.h> 317 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size); 318 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; } 319 ''', 320 args: ['-Werror', '-fsanitize=fuzzer']) 321 error('Your compiler does not support -fsanitize=fuzzer') 322endif 323 324# Tracing backends 325if 'ftrace' in get_option('trace_backends') and targetos != 'linux' 326 error('ftrace is supported only on Linux') 327endif 328if 'syslog' in get_option('trace_backends') and not cc.compiles(''' 329 #include <syslog.h> 330 int main(void) { 331 openlog("qemu", LOG_PID, LOG_DAEMON); 332 syslog(LOG_INFO, "configure"); 333 return 0; 334 }''') 335 error('syslog is not supported on this system') 336endif 337 338# Miscellaneous Linux-only features 339get_option('mpath') \ 340 .require(targetos == 'linux', error_message: 'Multipath is supported only on Linux') 341 342multiprocess_allowed = get_option('multiprocess') \ 343 .require(targetos == 'linux', error_message: 'Multiprocess QEMU is supported only on Linux') \ 344 .allowed() 345 346vfio_user_server_allowed = get_option('vfio_user_server') \ 347 .require(targetos == 'linux', error_message: 'vfio-user server is supported only on Linux') \ 348 .allowed() 349 350have_tpm = get_option('tpm') \ 351 .require(targetos != 'windows', error_message: 'TPM emulation only available on POSIX systems') \ 352 .allowed() 353 354# vhost 355have_vhost_user = get_option('vhost_user') \ 356 .disable_auto_if(targetos != 'linux') \ 357 .require(targetos != 'windows', 358 error_message: 'vhost-user is not available on Windows').allowed() 359have_vhost_vdpa = get_option('vhost_vdpa') \ 360 .require(targetos == 'linux', 361 error_message: 'vhost-vdpa is only available on Linux').allowed() 362have_vhost_kernel = get_option('vhost_kernel') \ 363 .require(targetos == 'linux', 364 error_message: 'vhost-kernel is only available on Linux').allowed() 365have_vhost_user_crypto = get_option('vhost_crypto') \ 366 .require(have_vhost_user, 367 error_message: 'vhost-crypto requires vhost-user to be enabled').allowed() 368 369have_vhost = have_vhost_user or have_vhost_vdpa or have_vhost_kernel 370 371have_vhost_net_user = have_vhost_user and get_option('vhost_net').allowed() 372have_vhost_net_vdpa = have_vhost_vdpa and get_option('vhost_net').allowed() 373have_vhost_net_kernel = have_vhost_kernel and get_option('vhost_net').allowed() 374have_vhost_net = have_vhost_net_kernel or have_vhost_net_user or have_vhost_net_vdpa 375 376# Target-specific libraries and flags 377libm = cc.find_library('m', required: false) 378threads = dependency('threads') 379util = cc.find_library('util', required: false) 380winmm = [] 381socket = [] 382version_res = [] 383coref = [] 384iokit = [] 385emulator_link_args = [] 386nvmm =not_found 387hvf = not_found 388midl = not_found 389widl = not_found 390pathcch = not_found 391host_dsosuf = '.so' 392if targetos == 'windows' 393 midl = find_program('midl', required: false) 394 widl = find_program('widl', required: false) 395 pathcch = cc.find_library('pathcch') 396 socket = cc.find_library('ws2_32') 397 winmm = cc.find_library('winmm') 398 399 win = import('windows') 400 version_res = win.compile_resources('version.rc', 401 depend_files: files('pc-bios/qemu-nsis.ico'), 402 include_directories: include_directories('.')) 403 host_dsosuf = '.dll' 404elif targetos == 'darwin' 405 coref = dependency('appleframeworks', modules: 'CoreFoundation') 406 iokit = dependency('appleframeworks', modules: 'IOKit', required: false) 407 host_dsosuf = '.dylib' 408elif targetos == 'sunos' 409 socket = [cc.find_library('socket'), 410 cc.find_library('nsl'), 411 cc.find_library('resolv')] 412elif targetos == 'haiku' 413 socket = [cc.find_library('posix_error_mapper'), 414 cc.find_library('network'), 415 cc.find_library('bsd')] 416elif targetos == 'openbsd' 417 if get_option('tcg').allowed() and target_dirs.length() > 0 418 # Disable OpenBSD W^X if available 419 emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded') 420 endif 421endif 422 423# Target-specific configuration of accelerators 424accelerators = [] 425if get_option('kvm').allowed() and targetos == 'linux' 426 accelerators += 'CONFIG_KVM' 427endif 428if get_option('whpx').allowed() and targetos == 'windows' 429 if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64' 430 error('WHPX requires 64-bit host') 431 elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \ 432 cc.has_header('WinHvEmulation.h', required: get_option('whpx')) 433 accelerators += 'CONFIG_WHPX' 434 endif 435endif 436if get_option('hvf').allowed() 437 hvf = dependency('appleframeworks', modules: 'Hypervisor', 438 required: get_option('hvf')) 439 if hvf.found() 440 accelerators += 'CONFIG_HVF' 441 endif 442endif 443if get_option('hax').allowed() 444 if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd'] 445 accelerators += 'CONFIG_HAX' 446 endif 447endif 448if targetos == 'netbsd' 449 nvmm = cc.find_library('nvmm', required: get_option('nvmm')) 450 if nvmm.found() 451 accelerators += 'CONFIG_NVMM' 452 endif 453endif 454 455tcg_arch = host_arch 456if get_option('tcg').allowed() 457 if host_arch == 'unknown' 458 if get_option('tcg_interpreter') 459 warning('Unsupported CPU @0@, will use TCG with TCI (slow)'.format(cpu)) 460 else 461 error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu)) 462 endif 463 elif get_option('tcg_interpreter') 464 warning('Use of the TCG interpreter is not recommended on this host') 465 warning('architecture. There is a native TCG execution backend available') 466 warning('which provides substantially better performance and reliability.') 467 warning('It is strongly recommended to remove the --enable-tcg-interpreter') 468 warning('configuration option on this architecture to use the native') 469 warning('backend.') 470 endif 471 if get_option('tcg_interpreter') 472 tcg_arch = 'tci' 473 config_host += { 'CONFIG_TCG_INTERPRETER': 'y' } 474 elif host_arch == 'x86_64' 475 tcg_arch = 'i386' 476 elif host_arch == 'ppc64' 477 tcg_arch = 'ppc' 478 endif 479 add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch, 480 language: all_languages) 481 482 accelerators += 'CONFIG_TCG' 483 config_host += { 'CONFIG_TCG': 'y' } 484endif 485 486if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled() 487 error('KVM not available on this platform') 488endif 489if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled() 490 error('HVF not available on this platform') 491endif 492if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled() 493 error('NVMM not available on this platform') 494endif 495if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled() 496 error('WHPX not available on this platform') 497endif 498 499################ 500# Dependencies # 501################ 502 503# The path to glib.h is added to all compilation commands. This was 504# grandfathered in from the QEMU Makefiles. 505add_project_arguments(config_host['GLIB_CFLAGS'].split(), 506 native: false, language: all_languages) 507glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(), 508 link_args: config_host['GLIB_LIBS'].split(), 509 version: config_host['GLIB_VERSION'], 510 variables: { 511 'bindir': config_host['GLIB_BINDIR'], 512 }) 513# override glib dep with the configure results (for subprojects) 514meson.override_dependency('glib-2.0', glib) 515 516gio = not_found 517gdbus_codegen = not_found 518gdbus_codegen_error = '@0@ requires gdbus-codegen, please install libgio' 519if not get_option('gio').auto() or have_system 520 gio = dependency('gio-2.0', required: get_option('gio'), 521 method: 'pkg-config', kwargs: static_kwargs) 522 if gio.found() and not cc.links(''' 523 #include <gio/gio.h> 524 int main(void) 525 { 526 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0); 527 return 0; 528 }''', dependencies: [glib, gio]) 529 if get_option('gio').enabled() 530 error('The installed libgio is broken for static linking') 531 endif 532 gio = not_found 533 endif 534 if gio.found() 535 gdbus_codegen = find_program(gio.get_variable('gdbus_codegen'), 536 required: get_option('gio')) 537 gio_unix = dependency('gio-unix-2.0', required: get_option('gio'), 538 method: 'pkg-config', kwargs: static_kwargs) 539 gio = declare_dependency(dependencies: [gio, gio_unix], 540 version: gio.version()) 541 endif 542endif 543if gdbus_codegen.found() and get_option('cfi') 544 gdbus_codegen = not_found 545 gdbus_codegen_error = '@0@ uses gdbus-codegen, which does not support control flow integrity' 546endif 547 548lttng = not_found 549if 'ust' in get_option('trace_backends') 550 lttng = dependency('lttng-ust', required: true, version: '>= 2.1', 551 method: 'pkg-config', kwargs: static_kwargs) 552endif 553pixman = not_found 554if have_system or have_tools 555 pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8', 556 method: 'pkg-config', kwargs: static_kwargs) 557endif 558zlib = dependency('zlib', required: true, kwargs: static_kwargs) 559 560libaio = not_found 561if not get_option('linux_aio').auto() or have_block 562 libaio = cc.find_library('aio', has_headers: ['libaio.h'], 563 required: get_option('linux_aio'), 564 kwargs: static_kwargs) 565endif 566 567linux_io_uring_test = ''' 568 #include <liburing.h> 569 #include <linux/errqueue.h> 570 571 int main(void) { return 0; }''' 572 573linux_io_uring = not_found 574if not get_option('linux_io_uring').auto() or have_block 575 linux_io_uring = dependency('liburing', version: '>=0.3', 576 required: get_option('linux_io_uring'), 577 method: 'pkg-config', kwargs: static_kwargs) 578 if not cc.links(linux_io_uring_test) 579 linux_io_uring = not_found 580 endif 581endif 582 583libnfs = not_found 584if not get_option('libnfs').auto() or have_block 585 libnfs = dependency('libnfs', version: '>=1.9.3', 586 required: get_option('libnfs'), 587 method: 'pkg-config', kwargs: static_kwargs) 588endif 589 590libattr_test = ''' 591 #include <stddef.h> 592 #include <sys/types.h> 593 #ifdef CONFIG_LIBATTR 594 #include <attr/xattr.h> 595 #else 596 #include <sys/xattr.h> 597 #endif 598 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }''' 599 600libattr = not_found 601have_old_libattr = false 602if get_option('attr').allowed() 603 if cc.links(libattr_test) 604 libattr = declare_dependency() 605 else 606 libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'], 607 required: get_option('attr'), 608 kwargs: static_kwargs) 609 if libattr.found() and not \ 610 cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR') 611 libattr = not_found 612 if get_option('attr').enabled() 613 error('could not link libattr') 614 else 615 warning('could not link libattr, disabling') 616 endif 617 else 618 have_old_libattr = libattr.found() 619 endif 620 endif 621endif 622 623cocoa = dependency('appleframeworks', modules: ['Cocoa', 'CoreVideo'], 624 required: get_option('cocoa')) 625 626vmnet = dependency('appleframeworks', modules: 'vmnet', required: get_option('vmnet')) 627if vmnet.found() and not cc.has_header_symbol('vmnet/vmnet.h', 628 'VMNET_BRIDGED_MODE', 629 dependencies: vmnet) 630 vmnet = not_found 631 if get_option('vmnet').enabled() 632 error('vmnet.framework API is outdated') 633 else 634 warning('vmnet.framework API is outdated, disabling') 635 endif 636endif 637 638seccomp = not_found 639seccomp_has_sysrawrc = false 640if not get_option('seccomp').auto() or have_system or have_tools 641 seccomp = dependency('libseccomp', version: '>=2.3.0', 642 required: get_option('seccomp'), 643 method: 'pkg-config', kwargs: static_kwargs) 644 if seccomp.found() 645 seccomp_has_sysrawrc = cc.has_header_symbol('seccomp.h', 646 'SCMP_FLTATR_API_SYSRAWRC', 647 dependencies: seccomp) 648 endif 649endif 650 651libcap_ng = not_found 652if not get_option('cap_ng').auto() or have_system or have_tools 653 libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'], 654 required: get_option('cap_ng'), 655 kwargs: static_kwargs) 656endif 657if libcap_ng.found() and not cc.links(''' 658 #include <cap-ng.h> 659 int main(void) 660 { 661 capng_capability_to_name(CAPNG_EFFECTIVE); 662 return 0; 663 }''', dependencies: libcap_ng) 664 libcap_ng = not_found 665 if get_option('cap_ng').enabled() 666 error('could not link libcap-ng') 667 else 668 warning('could not link libcap-ng, disabling') 669 endif 670endif 671 672if get_option('xkbcommon').auto() and not have_system and not have_tools 673 xkbcommon = not_found 674else 675 xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'), 676 method: 'pkg-config', kwargs: static_kwargs) 677endif 678 679slirp = not_found 680if not get_option('slirp').auto() or have_system 681 slirp = dependency('slirp', required: get_option('slirp'), 682 method: 'pkg-config', kwargs: static_kwargs) 683 # slirp < 4.7 is incompatible with CFI support in QEMU. This is because 684 # it passes function pointers within libslirp as callbacks for timers. 685 # When using a system-wide shared libslirp, the type information for the 686 # callback is missing and the timer call produces a false positive with CFI. 687 # Do not use the "version" keyword argument to produce a better error. 688 # with control-flow integrity. 689 if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7') 690 if get_option('slirp').enabled() 691 error('Control-Flow Integrity requires libslirp 4.7.') 692 else 693 warning('Cannot use libslirp since Control-Flow Integrity requires libslirp >= 4.7.') 694 slirp = not_found 695 endif 696 endif 697endif 698 699vde = not_found 700if not get_option('vde').auto() or have_system or have_tools 701 vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'], 702 required: get_option('vde'), 703 kwargs: static_kwargs) 704endif 705if vde.found() and not cc.links(''' 706 #include <libvdeplug.h> 707 int main(void) 708 { 709 struct vde_open_args a = {0, 0, 0}; 710 char s[] = ""; 711 vde_open(s, s, &a); 712 return 0; 713 }''', dependencies: vde) 714 vde = not_found 715 if get_option('cap_ng').enabled() 716 error('could not link libvdeplug') 717 else 718 warning('could not link libvdeplug, disabling') 719 endif 720endif 721 722pulse = not_found 723if not get_option('pa').auto() or (targetos == 'linux' and have_system) 724 pulse = dependency('libpulse', required: get_option('pa'), 725 method: 'pkg-config', kwargs: static_kwargs) 726endif 727alsa = not_found 728if not get_option('alsa').auto() or (targetos == 'linux' and have_system) 729 alsa = dependency('alsa', required: get_option('alsa'), 730 method: 'pkg-config', kwargs: static_kwargs) 731endif 732jack = not_found 733if not get_option('jack').auto() or have_system 734 jack = dependency('jack', required: get_option('jack'), 735 method: 'pkg-config', kwargs: static_kwargs) 736endif 737sndio = not_found 738if not get_option('sndio').auto() or have_system 739 sndio = dependency('sndio', required: get_option('sndio'), 740 method: 'pkg-config', kwargs: static_kwargs) 741endif 742 743spice_protocol = not_found 744if not get_option('spice_protocol').auto() or have_system 745 spice_protocol = dependency('spice-protocol', version: '>=0.12.3', 746 required: get_option('spice_protocol'), 747 method: 'pkg-config', kwargs: static_kwargs) 748endif 749spice = not_found 750if not get_option('spice').auto() or have_system 751 spice = dependency('spice-server', version: '>=0.12.5', 752 required: get_option('spice'), 753 method: 'pkg-config', kwargs: static_kwargs) 754endif 755spice_headers = spice.partial_dependency(compile_args: true, includes: true) 756 757rt = cc.find_library('rt', required: false) 758 759libiscsi = not_found 760if not get_option('libiscsi').auto() or have_block 761 libiscsi = dependency('libiscsi', version: '>=1.9.0', 762 required: get_option('libiscsi'), 763 method: 'pkg-config', kwargs: static_kwargs) 764endif 765zstd = not_found 766if not get_option('zstd').auto() or have_block 767 zstd = dependency('libzstd', version: '>=1.4.0', 768 required: get_option('zstd'), 769 method: 'pkg-config', kwargs: static_kwargs) 770endif 771virgl = not_found 772 773have_vhost_user_gpu = have_tools and targetos == 'linux' and pixman.found() 774if not get_option('virglrenderer').auto() or have_system or have_vhost_user_gpu 775 virgl = dependency('virglrenderer', 776 method: 'pkg-config', 777 required: get_option('virglrenderer'), 778 kwargs: static_kwargs) 779endif 780blkio = not_found 781if not get_option('blkio').auto() or have_block 782 blkio = dependency('blkio', 783 method: 'pkg-config', 784 required: get_option('blkio'), 785 kwargs: static_kwargs) 786endif 787curl = not_found 788if not get_option('curl').auto() or have_block 789 curl = dependency('libcurl', version: '>=7.29.0', 790 method: 'pkg-config', 791 required: get_option('curl'), 792 kwargs: static_kwargs) 793endif 794libudev = not_found 795if targetos == 'linux' and (have_system or have_tools) 796 libudev = dependency('libudev', 797 method: 'pkg-config', 798 required: get_option('libudev'), 799 kwargs: static_kwargs) 800endif 801 802mpathlibs = [libudev] 803mpathpersist = not_found 804mpathpersist_new_api = false 805if targetos == 'linux' and have_tools and get_option('mpath').allowed() 806 mpath_test_source_new = ''' 807 #include <libudev.h> 808 #include <mpath_persist.h> 809 unsigned mpath_mx_alloc_len = 1024; 810 int logsink; 811 static struct config *multipath_conf; 812 extern struct udev *udev; 813 extern struct config *get_multipath_config(void); 814 extern void put_multipath_config(struct config *conf); 815 struct udev *udev; 816 struct config *get_multipath_config(void) { return multipath_conf; } 817 void put_multipath_config(struct config *conf) { } 818 int main(void) { 819 udev = udev_new(); 820 multipath_conf = mpath_lib_init(); 821 return 0; 822 }''' 823 mpath_test_source_old = ''' 824 #include <libudev.h> 825 #include <mpath_persist.h> 826 unsigned mpath_mx_alloc_len = 1024; 827 int logsink; 828 int main(void) { 829 struct udev *udev = udev_new(); 830 mpath_lib_init(udev); 831 return 0; 832 }''' 833 libmpathpersist = cc.find_library('mpathpersist', 834 required: get_option('mpath'), 835 kwargs: static_kwargs) 836 if libmpathpersist.found() 837 mpathlibs += libmpathpersist 838 if enable_static 839 mpathlibs += cc.find_library('devmapper', 840 required: get_option('mpath'), 841 kwargs: static_kwargs) 842 endif 843 mpathlibs += cc.find_library('multipath', 844 required: get_option('mpath'), 845 kwargs: static_kwargs) 846 foreach lib: mpathlibs 847 if not lib.found() 848 mpathlibs = [] 849 break 850 endif 851 endforeach 852 if mpathlibs.length() == 0 853 msg = 'Dependencies missing for libmpathpersist' 854 elif cc.links(mpath_test_source_new, dependencies: mpathlibs) 855 mpathpersist = declare_dependency(dependencies: mpathlibs) 856 mpathpersist_new_api = true 857 elif cc.links(mpath_test_source_old, dependencies: mpathlibs) 858 mpathpersist = declare_dependency(dependencies: mpathlibs) 859 else 860 msg = 'Cannot detect libmpathpersist API' 861 endif 862 if not mpathpersist.found() 863 if get_option('mpath').enabled() 864 error(msg) 865 else 866 warning(msg + ', disabling') 867 endif 868 endif 869 endif 870endif 871 872iconv = not_found 873curses = not_found 874if have_system and get_option('curses').allowed() 875 curses_test = ''' 876 #if defined(__APPLE__) || defined(__OpenBSD__) 877 #define _XOPEN_SOURCE_EXTENDED 1 878 #endif 879 #include <locale.h> 880 #include <curses.h> 881 #include <wchar.h> 882 int main(void) { 883 wchar_t wch = L'w'; 884 setlocale(LC_ALL, ""); 885 resize_term(0, 0); 886 addwstr(L"wide chars\n"); 887 addnwstr(&wch, 1); 888 add_wch(WACS_DEGREE); 889 return 0; 890 }''' 891 892 curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw'] 893 curses = dependency(curses_dep_list, 894 required: false, 895 method: 'pkg-config', 896 kwargs: static_kwargs) 897 msg = get_option('curses').enabled() ? 'curses library not found' : '' 898 curses_compile_args = ['-DNCURSES_WIDECHAR=1'] 899 if curses.found() 900 if cc.links(curses_test, args: curses_compile_args, dependencies: [curses]) 901 curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses]) 902 else 903 msg = 'curses package not usable' 904 curses = not_found 905 endif 906 endif 907 if not curses.found() 908 has_curses_h = cc.has_header('curses.h', args: curses_compile_args) 909 if targetos != 'windows' and not has_curses_h 910 message('Trying with /usr/include/ncursesw') 911 curses_compile_args += ['-I/usr/include/ncursesw'] 912 has_curses_h = cc.has_header('curses.h', args: curses_compile_args) 913 endif 914 if has_curses_h 915 curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw']) 916 foreach curses_libname : curses_libname_list 917 libcurses = cc.find_library(curses_libname, 918 required: false, 919 kwargs: static_kwargs) 920 if libcurses.found() 921 if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses) 922 curses = declare_dependency(compile_args: curses_compile_args, 923 dependencies: [libcurses]) 924 break 925 else 926 msg = 'curses library not usable' 927 endif 928 endif 929 endforeach 930 endif 931 endif 932 if get_option('iconv').allowed() 933 foreach link_args : [ ['-liconv'], [] ] 934 # Programs will be linked with glib and this will bring in libiconv on FreeBSD. 935 # We need to use libiconv if available because mixing libiconv's headers with 936 # the system libc does not work. 937 # However, without adding glib to the dependencies -L/usr/local/lib will not be 938 # included in the command line and libiconv will not be found. 939 if cc.links(''' 940 #include <iconv.h> 941 int main(void) { 942 iconv_t conv = iconv_open("WCHAR_T", "UCS-2"); 943 return conv != (iconv_t) -1; 944 }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args) 945 iconv = declare_dependency(link_args: link_args, dependencies: glib) 946 break 947 endif 948 endforeach 949 endif 950 if curses.found() and not iconv.found() 951 if get_option('iconv').enabled() 952 error('iconv not available') 953 endif 954 msg = 'iconv required for curses UI but not available' 955 curses = not_found 956 endif 957 if not curses.found() and msg != '' 958 if get_option('curses').enabled() 959 error(msg) 960 else 961 warning(msg + ', disabling') 962 endif 963 endif 964endif 965 966brlapi = not_found 967if not get_option('brlapi').auto() or have_system 968 brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'], 969 required: get_option('brlapi'), 970 kwargs: static_kwargs) 971 if brlapi.found() and not cc.links(''' 972 #include <brlapi.h> 973 #include <stddef.h> 974 int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi) 975 brlapi = not_found 976 if get_option('brlapi').enabled() 977 error('could not link brlapi') 978 else 979 warning('could not link brlapi, disabling') 980 endif 981 endif 982endif 983 984sdl = not_found 985if not get_option('sdl').auto() or have_system 986 sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs) 987 sdl_image = not_found 988endif 989if sdl.found() 990 # work around 2.0.8 bug 991 sdl = declare_dependency(compile_args: '-Wno-undef', 992 dependencies: sdl) 993 sdl_image = dependency('SDL2_image', required: get_option('sdl_image'), 994 method: 'pkg-config', kwargs: static_kwargs) 995else 996 if get_option('sdl_image').enabled() 997 error('sdl-image required, but SDL was @0@'.format( 998 get_option('sdl').disabled() ? 'disabled' : 'not found')) 999 endif 1000 sdl_image = not_found 1001endif 1002 1003rbd = not_found 1004if not get_option('rbd').auto() or have_block 1005 librados = cc.find_library('rados', required: get_option('rbd'), 1006 kwargs: static_kwargs) 1007 librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'], 1008 required: get_option('rbd'), 1009 kwargs: static_kwargs) 1010 if librados.found() and librbd.found() 1011 if cc.links(''' 1012 #include <stdio.h> 1013 #include <rbd/librbd.h> 1014 int main(void) { 1015 rados_t cluster; 1016 rados_create(&cluster, NULL); 1017 #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0) 1018 #error 1019 #endif 1020 return 0; 1021 }''', dependencies: [librbd, librados]) 1022 rbd = declare_dependency(dependencies: [librbd, librados]) 1023 elif get_option('rbd').enabled() 1024 error('librbd >= 1.12.0 required') 1025 else 1026 warning('librbd >= 1.12.0 not found, disabling') 1027 endif 1028 endif 1029endif 1030 1031glusterfs = not_found 1032glusterfs_ftruncate_has_stat = false 1033glusterfs_iocb_has_stat = false 1034if not get_option('glusterfs').auto() or have_block 1035 glusterfs = dependency('glusterfs-api', version: '>=3', 1036 required: get_option('glusterfs'), 1037 method: 'pkg-config', kwargs: static_kwargs) 1038 if glusterfs.found() 1039 glusterfs_ftruncate_has_stat = cc.links(''' 1040 #include <glusterfs/api/glfs.h> 1041 1042 int 1043 main(void) 1044 { 1045 /* new glfs_ftruncate() passes two additional args */ 1046 return glfs_ftruncate(NULL, 0, NULL, NULL); 1047 } 1048 ''', dependencies: glusterfs) 1049 glusterfs_iocb_has_stat = cc.links(''' 1050 #include <glusterfs/api/glfs.h> 1051 1052 /* new glfs_io_cbk() passes two additional glfs_stat structs */ 1053 static void 1054 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data) 1055 {} 1056 1057 int 1058 main(void) 1059 { 1060 glfs_io_cbk iocb = &glusterfs_iocb; 1061 iocb(NULL, 0 , NULL, NULL, NULL); 1062 return 0; 1063 } 1064 ''', dependencies: glusterfs) 1065 endif 1066endif 1067 1068libssh = not_found 1069if not get_option('libssh').auto() or have_block 1070 libssh = dependency('libssh', version: '>=0.8.7', 1071 method: 'pkg-config', 1072 required: get_option('libssh'), 1073 kwargs: static_kwargs) 1074endif 1075 1076libbzip2 = not_found 1077if not get_option('bzip2').auto() or have_block 1078 libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'], 1079 required: get_option('bzip2'), 1080 kwargs: static_kwargs) 1081 if libbzip2.found() and not cc.links(''' 1082 #include <bzlib.h> 1083 int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2) 1084 libbzip2 = not_found 1085 if get_option('bzip2').enabled() 1086 error('could not link libbzip2') 1087 else 1088 warning('could not link libbzip2, disabling') 1089 endif 1090 endif 1091endif 1092 1093liblzfse = not_found 1094if not get_option('lzfse').auto() or have_block 1095 liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'], 1096 required: get_option('lzfse'), 1097 kwargs: static_kwargs) 1098endif 1099if liblzfse.found() and not cc.links(''' 1100 #include <lzfse.h> 1101 int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse) 1102 liblzfse = not_found 1103 if get_option('lzfse').enabled() 1104 error('could not link liblzfse') 1105 else 1106 warning('could not link liblzfse, disabling') 1107 endif 1108endif 1109 1110oss = not_found 1111if get_option('oss').allowed() and have_system 1112 if not cc.has_header('sys/soundcard.h') 1113 # not found 1114 elif targetos == 'netbsd' 1115 oss = cc.find_library('ossaudio', required: get_option('oss'), 1116 kwargs: static_kwargs) 1117 else 1118 oss = declare_dependency() 1119 endif 1120 1121 if not oss.found() 1122 if get_option('oss').enabled() 1123 error('OSS not found') 1124 endif 1125 endif 1126endif 1127dsound = not_found 1128if not get_option('dsound').auto() or (targetos == 'windows' and have_system) 1129 if cc.has_header('dsound.h') 1130 dsound = declare_dependency(link_args: ['-lole32', '-ldxguid']) 1131 endif 1132 1133 if not dsound.found() 1134 if get_option('dsound').enabled() 1135 error('DirectSound not found') 1136 endif 1137 endif 1138endif 1139 1140coreaudio = not_found 1141if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system) 1142 coreaudio = dependency('appleframeworks', modules: 'CoreAudio', 1143 required: get_option('coreaudio')) 1144endif 1145 1146opengl = not_found 1147if not get_option('opengl').auto() or have_system or have_vhost_user_gpu 1148 epoxy = dependency('epoxy', method: 'pkg-config', 1149 required: get_option('opengl'), kwargs: static_kwargs) 1150 if cc.has_header('epoxy/egl.h', dependencies: epoxy) 1151 opengl = epoxy 1152 elif get_option('opengl').enabled() 1153 error('epoxy/egl.h not found') 1154 endif 1155endif 1156gbm = not_found 1157if (have_system or have_tools) and (virgl.found() or opengl.found()) 1158 gbm = dependency('gbm', method: 'pkg-config', required: false, 1159 kwargs: static_kwargs) 1160endif 1161have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and opengl.found() and gbm.found() 1162 1163gnutls = not_found 1164gnutls_crypto = not_found 1165if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system) 1166 # For general TLS support our min gnutls matches 1167 # that implied by our platform support matrix 1168 # 1169 # For the crypto backends, we look for a newer 1170 # gnutls: 1171 # 1172 # Version 3.6.8 is needed to get XTS 1173 # Version 3.6.13 is needed to get PBKDF 1174 # Version 3.6.14 is needed to get HW accelerated XTS 1175 # 1176 # If newer enough gnutls isn't available, we can 1177 # still use a different crypto backend to satisfy 1178 # the platform support requirements 1179 gnutls_crypto = dependency('gnutls', version: '>=3.6.14', 1180 method: 'pkg-config', 1181 required: false, 1182 kwargs: static_kwargs) 1183 if gnutls_crypto.found() 1184 gnutls = gnutls_crypto 1185 else 1186 # Our min version if all we need is TLS 1187 gnutls = dependency('gnutls', version: '>=3.5.18', 1188 method: 'pkg-config', 1189 required: get_option('gnutls'), 1190 kwargs: static_kwargs) 1191 endif 1192endif 1193 1194# We prefer use of gnutls for crypto, unless the options 1195# explicitly asked for nettle or gcrypt. 1196# 1197# If gnutls isn't available for crypto, then we'll prefer 1198# gcrypt over nettle for performance reasons. 1199gcrypt = not_found 1200nettle = not_found 1201hogweed = not_found 1202xts = 'none' 1203 1204if get_option('nettle').enabled() and get_option('gcrypt').enabled() 1205 error('Only one of gcrypt & nettle can be enabled') 1206endif 1207 1208# Explicit nettle/gcrypt request, so ignore gnutls for crypto 1209if get_option('nettle').enabled() or get_option('gcrypt').enabled() 1210 gnutls_crypto = not_found 1211endif 1212 1213if not gnutls_crypto.found() 1214 if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled() 1215 gcrypt = dependency('libgcrypt', version: '>=1.8', 1216 method: 'config-tool', 1217 required: get_option('gcrypt'), 1218 kwargs: static_kwargs) 1219 # Debian has removed -lgpg-error from libgcrypt-config 1220 # as it "spreads unnecessary dependencies" which in 1221 # turn breaks static builds... 1222 if gcrypt.found() and enable_static 1223 gcrypt = declare_dependency(dependencies: [ 1224 gcrypt, 1225 cc.find_library('gpg-error', required: true, kwargs: static_kwargs)]) 1226 endif 1227 endif 1228 if (not get_option('nettle').auto() or have_system) and not gcrypt.found() 1229 nettle = dependency('nettle', version: '>=3.4', 1230 method: 'pkg-config', 1231 required: get_option('nettle'), 1232 kwargs: static_kwargs) 1233 if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle) 1234 xts = 'private' 1235 endif 1236 endif 1237endif 1238 1239gmp = dependency('gmp', required: false, method: 'pkg-config', kwargs: static_kwargs) 1240if nettle.found() and gmp.found() 1241 hogweed = dependency('hogweed', version: '>=3.4', 1242 method: 'pkg-config', 1243 required: get_option('nettle'), 1244 kwargs: static_kwargs) 1245endif 1246 1247 1248gtk = not_found 1249gtkx11 = not_found 1250vte = not_found 1251have_gtk_clipboard = get_option('gtk_clipboard').enabled() 1252 1253if not get_option('gtk').auto() or have_system 1254 gtk = dependency('gtk+-3.0', version: '>=3.22.0', 1255 method: 'pkg-config', 1256 required: get_option('gtk'), 1257 kwargs: static_kwargs) 1258 if gtk.found() 1259 gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0', 1260 method: 'pkg-config', 1261 required: false, 1262 kwargs: static_kwargs) 1263 gtk = declare_dependency(dependencies: [gtk, gtkx11]) 1264 1265 if not get_option('vte').auto() or have_system 1266 vte = dependency('vte-2.91', 1267 method: 'pkg-config', 1268 required: get_option('vte'), 1269 kwargs: static_kwargs) 1270 endif 1271 elif have_gtk_clipboard 1272 error('GTK clipboard requested, but GTK not found') 1273 endif 1274endif 1275 1276x11 = not_found 1277if gtkx11.found() 1278 x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(), 1279 kwargs: static_kwargs) 1280endif 1281png = not_found 1282if get_option('png').allowed() and have_system 1283 png = dependency('libpng', version: '>=1.6.34', required: get_option('png'), 1284 method: 'pkg-config', kwargs: static_kwargs) 1285endif 1286vnc = not_found 1287jpeg = not_found 1288sasl = not_found 1289if get_option('vnc').allowed() and have_system 1290 vnc = declare_dependency() # dummy dependency 1291 jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'), 1292 method: 'pkg-config', kwargs: static_kwargs) 1293 sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'], 1294 required: get_option('vnc_sasl'), 1295 kwargs: static_kwargs) 1296 if sasl.found() 1297 sasl = declare_dependency(dependencies: sasl, 1298 compile_args: '-DSTRUCT_IOVEC_DEFINED') 1299 endif 1300endif 1301 1302pam = not_found 1303if not get_option('auth_pam').auto() or have_system 1304 pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'], 1305 required: get_option('auth_pam'), 1306 kwargs: static_kwargs) 1307endif 1308if pam.found() and not cc.links(''' 1309 #include <stddef.h> 1310 #include <security/pam_appl.h> 1311 int main(void) { 1312 const char *service_name = "qemu"; 1313 const char *user = "frank"; 1314 const struct pam_conv pam_conv = { 0 }; 1315 pam_handle_t *pamh = NULL; 1316 pam_start(service_name, user, &pam_conv, &pamh); 1317 return 0; 1318 }''', dependencies: pam) 1319 pam = not_found 1320 if get_option('auth_pam').enabled() 1321 error('could not link libpam') 1322 else 1323 warning('could not link libpam, disabling') 1324 endif 1325endif 1326 1327snappy = not_found 1328if not get_option('snappy').auto() or have_system 1329 snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'], 1330 required: get_option('snappy'), 1331 kwargs: static_kwargs) 1332endif 1333if snappy.found() and not linker.links(''' 1334 #include <snappy-c.h> 1335 int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy) 1336 snappy = not_found 1337 if get_option('snappy').enabled() 1338 error('could not link libsnappy') 1339 else 1340 warning('could not link libsnappy, disabling') 1341 endif 1342endif 1343 1344lzo = not_found 1345if not get_option('lzo').auto() or have_system 1346 lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'], 1347 required: get_option('lzo'), 1348 kwargs: static_kwargs) 1349endif 1350if lzo.found() and not cc.links(''' 1351 #include <lzo/lzo1x.h> 1352 int main(void) { lzo_version(); return 0; }''', dependencies: lzo) 1353 lzo = not_found 1354 if get_option('lzo').enabled() 1355 error('could not link liblzo2') 1356 else 1357 warning('could not link liblzo2, disabling') 1358 endif 1359endif 1360 1361numa = not_found 1362if not get_option('numa').auto() or have_system or have_tools 1363 numa = cc.find_library('numa', has_headers: ['numa.h'], 1364 required: get_option('numa'), 1365 kwargs: static_kwargs) 1366endif 1367if numa.found() and not cc.links(''' 1368 #include <numa.h> 1369 int main(void) { return numa_available(); } 1370 ''', dependencies: numa) 1371 numa = not_found 1372 if get_option('numa').enabled() 1373 error('could not link numa') 1374 else 1375 warning('could not link numa, disabling') 1376 endif 1377endif 1378 1379rdma = not_found 1380if not get_option('rdma').auto() or have_system 1381 libumad = cc.find_library('ibumad', required: get_option('rdma')) 1382 rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'], 1383 required: get_option('rdma'), 1384 kwargs: static_kwargs), 1385 cc.find_library('ibverbs', required: get_option('rdma'), 1386 kwargs: static_kwargs), 1387 libumad] 1388 rdma = declare_dependency(dependencies: rdma_libs) 1389 foreach lib: rdma_libs 1390 if not lib.found() 1391 rdma = not_found 1392 endif 1393 endforeach 1394endif 1395 1396xen = not_found 1397if get_option('xen').enabled() or (get_option('xen').auto() and have_system) 1398 xencontrol = dependency('xencontrol', required: false, 1399 method: 'pkg-config', kwargs: static_kwargs) 1400 if xencontrol.found() 1401 xen_pc = declare_dependency(version: xencontrol.version(), 1402 dependencies: [ 1403 xencontrol, 1404 # disabler: true makes xen_pc.found() return false if any is not found 1405 dependency('xenstore', required: false, 1406 method: 'pkg-config', kwargs: static_kwargs, 1407 disabler: true), 1408 dependency('xenforeignmemory', required: false, 1409 method: 'pkg-config', kwargs: static_kwargs, 1410 disabler: true), 1411 dependency('xengnttab', required: false, 1412 method: 'pkg-config', kwargs: static_kwargs, 1413 disabler: true), 1414 dependency('xenevtchn', required: false, 1415 method: 'pkg-config', kwargs: static_kwargs, 1416 disabler: true), 1417 dependency('xendevicemodel', required: false, 1418 method: 'pkg-config', kwargs: static_kwargs, 1419 disabler: true), 1420 # optional, no "disabler: true" 1421 dependency('xentoolcore', required: false, 1422 method: 'pkg-config', kwargs: static_kwargs)]) 1423 if xen_pc.found() 1424 xen = xen_pc 1425 endif 1426 endif 1427 if not xen.found() 1428 xen_tests = [ '4.11.0', '4.10.0', '4.9.0', '4.8.0', '4.7.1', '4.6.0', '4.5.0', '4.2.0' ] 1429 xen_libs = { 1430 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ], 1431 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ], 1432 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1433 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1434 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1435 '4.6.0': [ 'xenstore', 'xenctrl' ], 1436 '4.5.0': [ 'xenstore', 'xenctrl' ], 1437 '4.2.0': [ 'xenstore', 'xenctrl' ], 1438 } 1439 xen_deps = {} 1440 foreach ver: xen_tests 1441 # cache the various library tests to avoid polluting the logs 1442 xen_test_deps = [] 1443 foreach l: xen_libs[ver] 1444 if l not in xen_deps 1445 xen_deps += { l: cc.find_library(l, required: false) } 1446 endif 1447 xen_test_deps += xen_deps[l] 1448 endforeach 1449 1450 # Use -D to pick just one of the test programs in scripts/xen-detect.c 1451 xen_version = ver.split('.') 1452 xen_ctrl_version = xen_version[0] + \ 1453 ('0' + xen_version[1]).substring(-2) + \ 1454 ('0' + xen_version[2]).substring(-2) 1455 if cc.links(files('scripts/xen-detect.c'), 1456 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version, 1457 dependencies: xen_test_deps) 1458 xen = declare_dependency(version: ver, dependencies: xen_test_deps) 1459 break 1460 endif 1461 endforeach 1462 endif 1463 if xen.found() 1464 accelerators += 'CONFIG_XEN' 1465 elif get_option('xen').enabled() 1466 error('could not compile and link Xen test program') 1467 endif 1468endif 1469have_xen_pci_passthrough = get_option('xen_pci_passthrough') \ 1470 .require(xen.found(), 1471 error_message: 'Xen PCI passthrough requested but Xen not enabled') \ 1472 .require(targetos == 'linux', 1473 error_message: 'Xen PCI passthrough not available on this platform') \ 1474 .allowed() 1475 1476 1477cacard = not_found 1478if not get_option('smartcard').auto() or have_system 1479 cacard = dependency('libcacard', required: get_option('smartcard'), 1480 version: '>=2.5.1', method: 'pkg-config', 1481 kwargs: static_kwargs) 1482endif 1483u2f = not_found 1484if have_system 1485 u2f = dependency('u2f-emu', required: get_option('u2f'), 1486 method: 'pkg-config', 1487 kwargs: static_kwargs) 1488endif 1489canokey = not_found 1490if have_system 1491 canokey = dependency('canokey-qemu', required: get_option('canokey'), 1492 method: 'pkg-config', 1493 kwargs: static_kwargs) 1494endif 1495usbredir = not_found 1496if not get_option('usb_redir').auto() or have_system 1497 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'), 1498 version: '>=0.6', method: 'pkg-config', 1499 kwargs: static_kwargs) 1500endif 1501libusb = not_found 1502if not get_option('libusb').auto() or have_system 1503 libusb = dependency('libusb-1.0', required: get_option('libusb'), 1504 version: '>=1.0.13', method: 'pkg-config', 1505 kwargs: static_kwargs) 1506endif 1507 1508libpmem = not_found 1509if not get_option('libpmem').auto() or have_system 1510 libpmem = dependency('libpmem', required: get_option('libpmem'), 1511 method: 'pkg-config', kwargs: static_kwargs) 1512endif 1513libdaxctl = not_found 1514if not get_option('libdaxctl').auto() or have_system 1515 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'), 1516 version: '>=57', method: 'pkg-config', 1517 kwargs: static_kwargs) 1518endif 1519tasn1 = not_found 1520if gnutls.found() 1521 tasn1 = dependency('libtasn1', 1522 method: 'pkg-config', 1523 kwargs: static_kwargs) 1524endif 1525keyutils = dependency('libkeyutils', required: false, 1526 method: 'pkg-config', kwargs: static_kwargs) 1527 1528has_gettid = cc.has_function('gettid') 1529 1530# libselinux 1531selinux = dependency('libselinux', 1532 required: get_option('selinux'), 1533 method: 'pkg-config', kwargs: static_kwargs) 1534 1535# Malloc tests 1536 1537malloc = [] 1538if get_option('malloc') == 'system' 1539 has_malloc_trim = \ 1540 get_option('malloc_trim').allowed() and \ 1541 cc.links('''#include <malloc.h> 1542 int main(void) { malloc_trim(0); return 0; }''') 1543else 1544 has_malloc_trim = false 1545 malloc = cc.find_library(get_option('malloc'), required: true) 1546endif 1547if not has_malloc_trim and get_option('malloc_trim').enabled() 1548 if get_option('malloc') == 'system' 1549 error('malloc_trim not available on this platform.') 1550 else 1551 error('malloc_trim not available with non-libc memory allocator') 1552 endif 1553endif 1554 1555# Check whether the glibc provides statx() 1556 1557gnu_source_prefix = ''' 1558 #ifndef _GNU_SOURCE 1559 #define _GNU_SOURCE 1560 #endif 1561''' 1562statx_test = gnu_source_prefix + ''' 1563 #include <sys/stat.h> 1564 int main(void) { 1565 struct statx statxbuf; 1566 statx(0, "", 0, STATX_BASIC_STATS, &statxbuf); 1567 return 0; 1568 }''' 1569 1570has_statx = cc.links(statx_test) 1571 1572# Check whether statx() provides mount ID information 1573 1574statx_mnt_id_test = gnu_source_prefix + ''' 1575 #include <sys/stat.h> 1576 int main(void) { 1577 struct statx statxbuf; 1578 statx(0, "", 0, STATX_BASIC_STATS | STATX_MNT_ID, &statxbuf); 1579 return statxbuf.stx_mnt_id; 1580 }''' 1581 1582has_statx_mnt_id = cc.links(statx_mnt_id_test) 1583 1584have_vhost_user_blk_server = get_option('vhost_user_blk_server') \ 1585 .require(targetos == 'linux', 1586 error_message: 'vhost_user_blk_server requires linux') \ 1587 .require(have_vhost_user, 1588 error_message: 'vhost_user_blk_server requires vhost-user support') \ 1589 .disable_auto_if(not have_tools and not have_system) \ 1590 .allowed() 1591 1592if get_option('fuse').disabled() and get_option('fuse_lseek').enabled() 1593 error('Cannot enable fuse-lseek while fuse is disabled') 1594endif 1595 1596fuse = dependency('fuse3', required: get_option('fuse'), 1597 version: '>=3.1', method: 'pkg-config', 1598 kwargs: static_kwargs) 1599 1600fuse_lseek = not_found 1601if get_option('fuse_lseek').allowed() 1602 if fuse.version().version_compare('>=3.8') 1603 # Dummy dependency 1604 fuse_lseek = declare_dependency() 1605 elif get_option('fuse_lseek').enabled() 1606 if fuse.found() 1607 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version()) 1608 else 1609 error('fuse-lseek requires libfuse, which was not found') 1610 endif 1611 endif 1612endif 1613 1614have_libvduse = (targetos == 'linux') 1615if get_option('libvduse').enabled() 1616 if targetos != 'linux' 1617 error('libvduse requires linux') 1618 endif 1619elif get_option('libvduse').disabled() 1620 have_libvduse = false 1621endif 1622 1623have_vduse_blk_export = (have_libvduse and targetos == 'linux') 1624if get_option('vduse_blk_export').enabled() 1625 if targetos != 'linux' 1626 error('vduse_blk_export requires linux') 1627 elif not have_libvduse 1628 error('vduse_blk_export requires libvduse support') 1629 endif 1630elif get_option('vduse_blk_export').disabled() 1631 have_vduse_blk_export = false 1632endif 1633 1634# libbpf 1635libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config') 1636if libbpf.found() and not cc.links(''' 1637 #include <bpf/libbpf.h> 1638 int main(void) 1639 { 1640 bpf_object__destroy_skeleton(NULL); 1641 return 0; 1642 }''', dependencies: libbpf) 1643 libbpf = not_found 1644 if get_option('bpf').enabled() 1645 error('libbpf skeleton test failed') 1646 else 1647 warning('libbpf skeleton test failed, disabling') 1648 endif 1649endif 1650 1651# 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_BYTESWAP_H', 2017 cc.has_header_symbol('byteswap.h', 'bswap_32')) 2018config_host_data.set('CONFIG_EPOLL_CREATE1', 2019 cc.has_header_symbol('sys/epoll.h', 'epoll_create1')) 2020config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE', 2021 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and 2022 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE')) 2023config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE', 2024 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE')) 2025config_host_data.set('CONFIG_FIEMAP', 2026 cc.has_header('linux/fiemap.h') and 2027 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP')) 2028config_host_data.set('CONFIG_GETRANDOM', 2029 cc.has_function('getrandom') and 2030 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK')) 2031config_host_data.set('CONFIG_INOTIFY', 2032 cc.has_header_symbol('sys/inotify.h', 'inotify_init')) 2033config_host_data.set('CONFIG_INOTIFY1', 2034 cc.has_header_symbol('sys/inotify.h', 'inotify_init1')) 2035config_host_data.set('CONFIG_MACHINE_BSWAP_H', 2036 cc.has_header_symbol('machine/bswap.h', 'bswap32', 2037 prefix: '''#include <sys/endian.h> 2038 #include <sys/types.h>''')) 2039config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK', 2040 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK')) 2041config_host_data.set('CONFIG_RTNETLINK', 2042 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN')) 2043config_host_data.set('CONFIG_SYSMACROS', 2044 cc.has_header_symbol('sys/sysmacros.h', 'makedev')) 2045config_host_data.set('HAVE_OPTRESET', 2046 cc.has_header_symbol('getopt.h', 'optreset')) 2047config_host_data.set('HAVE_IPPROTO_MPTCP', 2048 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP')) 2049config_host_data.set('HAVE_SYS_MOUNT_FSCONFIG', 2050 cc.has_header_symbol('sys/mount.h', 'FSCONFIG_SET_FLAG')) 2051 2052# has_member 2053config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID', 2054 cc.has_member('struct sigevent', 'sigev_notify_thread_id', 2055 prefix: '#include <signal.h>')) 2056config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM', 2057 cc.has_member('struct stat', 'st_atim', 2058 prefix: '#include <sys/stat.h>')) 2059 2060# has_type 2061config_host_data.set('CONFIG_IOVEC', 2062 cc.has_type('struct iovec', 2063 prefix: '#include <sys/uio.h>')) 2064config_host_data.set('HAVE_UTMPX', 2065 cc.has_type('struct utmpx', 2066 prefix: '#include <utmpx.h>')) 2067 2068config_host_data.set('CONFIG_EVENTFD', cc.links(''' 2069 #include <sys/eventfd.h> 2070 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }''')) 2071config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + ''' 2072 #include <unistd.h> 2073 int main(void) { 2074 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0 2075 return fdatasync(0); 2076 #else 2077 #error Not supported 2078 #endif 2079 }''')) 2080 2081has_madvise = cc.links(gnu_source_prefix + ''' 2082 #include <sys/types.h> 2083 #include <sys/mman.h> 2084 #include <stddef.h> 2085 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''') 2086missing_madvise_proto = false 2087if has_madvise 2088 # Some platforms (illumos and Solaris before Solaris 11) provide madvise() 2089 # but forget to prototype it. In this case, has_madvise will be true (the 2090 # test program links despite a compile warning). To detect the 2091 # missing-prototype case, we try again with a definitely-bogus prototype. 2092 # This will only compile if the system headers don't provide the prototype; 2093 # otherwise the conflicting prototypes will cause a compiler error. 2094 missing_madvise_proto = cc.links(gnu_source_prefix + ''' 2095 #include <sys/types.h> 2096 #include <sys/mman.h> 2097 #include <stddef.h> 2098 extern int madvise(int); 2099 int main(void) { return madvise(0); }''') 2100endif 2101config_host_data.set('CONFIG_MADVISE', has_madvise) 2102config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto) 2103 2104config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + ''' 2105 #include <sys/mman.h> 2106 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }''')) 2107config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + ''' 2108 #include <fcntl.h> 2109 #if !defined(AT_EMPTY_PATH) 2110 # error missing definition 2111 #else 2112 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); } 2113 #endif''')) 2114config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + ''' 2115 #include <sys/mman.h> 2116 #include <stddef.h> 2117 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }''')) 2118 2119config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + ''' 2120 #include <pthread.h> 2121 2122 static void *f(void *p) { return NULL; } 2123 int main(void) 2124 { 2125 pthread_t thread; 2126 pthread_create(&thread, 0, f, 0); 2127 pthread_setname_np(thread, "QEMU"); 2128 return 0; 2129 }''', dependencies: threads)) 2130config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + ''' 2131 #include <pthread.h> 2132 2133 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; } 2134 int main(void) 2135 { 2136 pthread_t thread; 2137 pthread_create(&thread, 0, f, 0); 2138 return 0; 2139 }''', dependencies: threads)) 2140config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + ''' 2141 #include <pthread.h> 2142 #include <time.h> 2143 2144 int main(void) 2145 { 2146 pthread_condattr_t attr 2147 pthread_condattr_init(&attr); 2148 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC); 2149 return 0; 2150 }''', dependencies: threads)) 2151config_host_data.set('CONFIG_PTHREAD_AFFINITY_NP', cc.links(gnu_source_prefix + ''' 2152 #include <pthread.h> 2153 2154 static void *f(void *p) { return NULL; } 2155 int main(void) 2156 { 2157 int setsize = CPU_ALLOC_SIZE(64); 2158 pthread_t thread; 2159 cpu_set_t *cpuset; 2160 pthread_create(&thread, 0, f, 0); 2161 cpuset = CPU_ALLOC(64); 2162 CPU_ZERO_S(setsize, cpuset); 2163 pthread_setaffinity_np(thread, setsize, cpuset); 2164 pthread_getaffinity_np(thread, setsize, cpuset); 2165 CPU_FREE(cpuset); 2166 return 0; 2167 }''', dependencies: threads)) 2168config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + ''' 2169 #include <sys/signalfd.h> 2170 #include <stddef.h> 2171 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }''')) 2172config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + ''' 2173 #include <unistd.h> 2174 #include <fcntl.h> 2175 #include <limits.h> 2176 2177 int main(void) 2178 { 2179 int len, fd = 0; 2180 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK); 2181 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE); 2182 return 0; 2183 }''')) 2184 2185config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + ''' 2186 #include <sys/mman.h> 2187 int main(void) { 2188 return mlockall(MCL_FUTURE); 2189 }''')) 2190 2191have_l2tpv3 = false 2192if get_option('l2tpv3').allowed() and have_system 2193 have_l2tpv3 = cc.has_type('struct mmsghdr', 2194 prefix: gnu_source_prefix + ''' 2195 #include <sys/socket.h> 2196 #include <linux/ip.h>''') 2197endif 2198config_host_data.set('CONFIG_L2TPV3', have_l2tpv3) 2199 2200have_netmap = false 2201if get_option('netmap').allowed() and have_system 2202 have_netmap = cc.compiles(''' 2203 #include <inttypes.h> 2204 #include <net/if.h> 2205 #include <net/netmap.h> 2206 #include <net/netmap_user.h> 2207 #if (NETMAP_API < 11) || (NETMAP_API > 15) 2208 #error 2209 #endif 2210 int main(void) { return 0; }''') 2211 if not have_netmap and get_option('netmap').enabled() 2212 error('Netmap headers not available') 2213 endif 2214endif 2215config_host_data.set('CONFIG_NETMAP', have_netmap) 2216 2217# Work around a system header bug with some kernel/XFS header 2218# versions where they both try to define 'struct fsxattr': 2219# xfs headers will not try to redefine structs from linux headers 2220# if this macro is set. 2221config_host_data.set('HAVE_FSXATTR', cc.links(''' 2222 #include <linux/fs.h> 2223 struct fsxattr foo; 2224 int main(void) { 2225 return 0; 2226 }''')) 2227 2228# Some versions of Mac OS X incorrectly define SIZE_MAX 2229config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles(''' 2230 #include <stdint.h> 2231 #include <stdio.h> 2232 int main(void) { 2233 return printf("%zu", SIZE_MAX); 2234 }''', args: ['-Werror'])) 2235 2236atomic_test = ''' 2237 #include <stdint.h> 2238 int main(void) 2239 { 2240 @0@ x = 0, y = 0; 2241 y = __atomic_load_n(&x, __ATOMIC_RELAXED); 2242 __atomic_store_n(&x, y, __ATOMIC_RELAXED); 2243 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED); 2244 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED); 2245 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED); 2246 return 0; 2247 }''' 2248 2249# See if 64-bit atomic operations are supported. 2250# Note that without __atomic builtins, we can only 2251# assume atomic loads/stores max at pointer size. 2252config_host_data.set('CONFIG_ATOMIC64', cc.links(atomic_test.format('uint64_t'))) 2253 2254has_int128 = cc.links(''' 2255 __int128_t a; 2256 __uint128_t b; 2257 int main (void) { 2258 a = a + b; 2259 b = a * b; 2260 a = a * a; 2261 return 0; 2262 }''') 2263 2264config_host_data.set('CONFIG_INT128', has_int128) 2265 2266if has_int128 2267 # "do we have 128-bit atomics which are handled inline and specifically not 2268 # via libatomic". The reason we can't use libatomic is documented in the 2269 # comment starting "GCC is a house divided" in include/qemu/atomic128.h. 2270 has_atomic128 = cc.links(atomic_test.format('unsigned __int128')) 2271 2272 config_host_data.set('CONFIG_ATOMIC128', has_atomic128) 2273 2274 if not has_atomic128 2275 has_cmpxchg128 = cc.links(''' 2276 int main(void) 2277 { 2278 unsigned __int128 x = 0, y = 0; 2279 __sync_val_compare_and_swap_16(&x, y, x); 2280 return 0; 2281 } 2282 ''') 2283 2284 config_host_data.set('CONFIG_CMPXCHG128', has_cmpxchg128) 2285 endif 2286endif 2287 2288config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + ''' 2289 #include <sys/auxv.h> 2290 int main(void) { 2291 return getauxval(AT_HWCAP) == 0; 2292 }''')) 2293 2294config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles(''' 2295 #include <linux/usbdevice_fs.h> 2296 2297 #ifndef USBDEVFS_GET_CAPABILITIES 2298 #error "USBDEVFS_GET_CAPABILITIES undefined" 2299 #endif 2300 2301 #ifndef USBDEVFS_DISCONNECT_CLAIM 2302 #error "USBDEVFS_DISCONNECT_CLAIM undefined" 2303 #endif 2304 2305 int main(void) { return 0; }''')) 2306 2307have_keyring = get_option('keyring') \ 2308 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \ 2309 .require(cc.compiles(''' 2310 #include <errno.h> 2311 #include <asm/unistd.h> 2312 #include <linux/keyctl.h> 2313 #include <sys/syscall.h> 2314 #include <unistd.h> 2315 int main(void) { 2316 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0); 2317 }'''), error_message: 'keyctl syscall not available on this system').allowed() 2318config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring) 2319 2320have_cpuid_h = cc.links(''' 2321 #include <cpuid.h> 2322 int main(void) { 2323 unsigned a, b, c, d; 2324 unsigned max = __get_cpuid_max(0, 0); 2325 2326 if (max >= 1) { 2327 __cpuid(1, a, b, c, d); 2328 } 2329 2330 if (max >= 7) { 2331 __cpuid_count(7, 0, a, b, c, d); 2332 } 2333 2334 return 0; 2335 }''') 2336config_host_data.set('CONFIG_CPUID_H', have_cpuid_h) 2337 2338config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \ 2339 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \ 2340 .require(cc.links(''' 2341 #include <cpuid.h> 2342 #include <immintrin.h> 2343 static int __attribute__((target("avx2"))) bar(void *a) { 2344 __m256i x = *(__m256i *)a; 2345 return _mm256_testz_si256(x, x); 2346 } 2347 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); } 2348 '''), error_message: 'AVX2 not available').allowed()) 2349 2350config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \ 2351 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \ 2352 .require(cc.links(''' 2353 #include <cpuid.h> 2354 #include <immintrin.h> 2355 static int __attribute__((target("avx512f"))) bar(void *a) { 2356 __m512i x = *(__m512i *)a; 2357 return _mm512_test_epi64_mask(x, x); 2358 } 2359 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); } 2360 '''), error_message: 'AVX512F not available').allowed()) 2361 2362have_pvrdma = get_option('pvrdma') \ 2363 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \ 2364 .require(cc.compiles(gnu_source_prefix + ''' 2365 #include <sys/mman.h> 2366 int main(void) 2367 { 2368 char buf = 0; 2369 void *addr = &buf; 2370 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED); 2371 2372 return 0; 2373 }'''), error_message: 'PVRDMA requires mremap').allowed() 2374 2375if have_pvrdma 2376 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links(''' 2377 #include <infiniband/verbs.h> 2378 int main(void) 2379 { 2380 struct ibv_mr *mr; 2381 struct ibv_pd *pd = NULL; 2382 size_t length = 10; 2383 uint64_t iova = 0; 2384 int access = 0; 2385 void *addr = NULL; 2386 2387 mr = ibv_reg_mr_iova(pd, addr, length, iova, access); 2388 ibv_dereg_mr(mr); 2389 return 0; 2390 }''')) 2391endif 2392 2393if get_option('membarrier').disabled() 2394 have_membarrier = false 2395elif targetos == 'windows' 2396 have_membarrier = true 2397elif targetos == 'linux' 2398 have_membarrier = cc.compiles(''' 2399 #include <linux/membarrier.h> 2400 #include <sys/syscall.h> 2401 #include <unistd.h> 2402 #include <stdlib.h> 2403 int main(void) { 2404 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0); 2405 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0); 2406 exit(0); 2407 }''') 2408endif 2409config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \ 2410 .require(have_membarrier, error_message: 'membarrier system call not available') \ 2411 .allowed()) 2412 2413have_afalg = get_option('crypto_afalg') \ 2414 .require(cc.compiles(gnu_source_prefix + ''' 2415 #include <errno.h> 2416 #include <sys/types.h> 2417 #include <sys/socket.h> 2418 #include <linux/if_alg.h> 2419 int main(void) { 2420 int sock; 2421 sock = socket(AF_ALG, SOCK_SEQPACKET, 0); 2422 return sock; 2423 } 2424 '''), error_message: 'AF_ALG requested but could not be detected').allowed() 2425config_host_data.set('CONFIG_AF_ALG', have_afalg) 2426 2427config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol( 2428 'linux/vm_sockets.h', 'AF_VSOCK', 2429 prefix: '#include <sys/socket.h>', 2430)) 2431 2432have_vss = false 2433have_vss_sdk = false # old xp/2003 SDK 2434if targetos == 'windows' and link_language == 'cpp' 2435 have_vss = cxx.compiles(''' 2436 #define __MIDL_user_allocate_free_DEFINED__ 2437 #include <vss.h> 2438 int main(void) { return VSS_CTX_BACKUP; }''') 2439 have_vss_sdk = cxx.has_header('vscoordint.h') 2440endif 2441config_host_data.set('HAVE_VSS_SDK', have_vss_sdk) 2442 2443foreach k, v: config_host 2444 if k.startswith('CONFIG_') 2445 config_host_data.set(k, v == 'y' ? 1 : v) 2446 endif 2447endforeach 2448 2449# Older versions of MinGW do not import _lock_file and _unlock_file properly. 2450# This was fixed for v6.0.0 with commit b48e3ac8969d. 2451if targetos == 'windows' 2452 config_host_data.set('HAVE__LOCK_FILE', cc.links(''' 2453 #include <stdio.h> 2454 int main(void) { 2455 _lock_file(NULL); 2456 _unlock_file(NULL); 2457 return 0; 2458 }''', name: '_lock_file and _unlock_file')) 2459endif 2460 2461######################## 2462# Target configuration # 2463######################## 2464 2465minikconf = find_program('scripts/minikconf.py') 2466config_all = {} 2467config_all_devices = {} 2468config_all_disas = {} 2469config_devices_mak_list = [] 2470config_devices_h = {} 2471config_target_h = {} 2472config_target_mak = {} 2473 2474disassemblers = { 2475 'alpha' : ['CONFIG_ALPHA_DIS'], 2476 'avr' : ['CONFIG_AVR_DIS'], 2477 'cris' : ['CONFIG_CRIS_DIS'], 2478 'hexagon' : ['CONFIG_HEXAGON_DIS'], 2479 'hppa' : ['CONFIG_HPPA_DIS'], 2480 'i386' : ['CONFIG_I386_DIS'], 2481 'x86_64' : ['CONFIG_I386_DIS'], 2482 'm68k' : ['CONFIG_M68K_DIS'], 2483 'microblaze' : ['CONFIG_MICROBLAZE_DIS'], 2484 'mips' : ['CONFIG_MIPS_DIS'], 2485 'nios2' : ['CONFIG_NIOS2_DIS'], 2486 'or1k' : ['CONFIG_OPENRISC_DIS'], 2487 'ppc' : ['CONFIG_PPC_DIS'], 2488 'riscv' : ['CONFIG_RISCV_DIS'], 2489 'rx' : ['CONFIG_RX_DIS'], 2490 's390' : ['CONFIG_S390_DIS'], 2491 'sh4' : ['CONFIG_SH4_DIS'], 2492 'sparc' : ['CONFIG_SPARC_DIS'], 2493 'xtensa' : ['CONFIG_XTENSA_DIS'], 2494 'loongarch' : ['CONFIG_LOONGARCH_DIS'], 2495} 2496 2497have_ivshmem = config_host_data.get('CONFIG_EVENTFD') 2498host_kconfig = \ 2499 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \ 2500 (have_tpm ? ['CONFIG_TPM=y'] : []) + \ 2501 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \ 2502 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \ 2503 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \ 2504 (x11.found() ? ['CONFIG_X11=y'] : []) + \ 2505 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \ 2506 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \ 2507 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \ 2508 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \ 2509 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \ 2510 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \ 2511 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \ 2512 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : []) 2513 2514ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ] 2515 2516default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host 2517actual_target_dirs = [] 2518fdt_required = [] 2519foreach target : target_dirs 2520 config_target = { 'TARGET_NAME': target.split('-')[0] } 2521 if target.endswith('linux-user') 2522 if targetos != 'linux' 2523 if default_targets 2524 continue 2525 endif 2526 error('Target @0@ is only available on a Linux host'.format(target)) 2527 endif 2528 config_target += { 'CONFIG_LINUX_USER': 'y' } 2529 elif target.endswith('bsd-user') 2530 if 'CONFIG_BSD' not in config_host 2531 if default_targets 2532 continue 2533 endif 2534 error('Target @0@ is only available on a BSD host'.format(target)) 2535 endif 2536 config_target += { 'CONFIG_BSD_USER': 'y' } 2537 elif target.endswith('softmmu') 2538 config_target += { 'CONFIG_SOFTMMU': 'y' } 2539 endif 2540 if target.endswith('-user') 2541 config_target += { 2542 'CONFIG_USER_ONLY': 'y', 2543 'CONFIG_QEMU_INTERP_PREFIX': 2544 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME']) 2545 } 2546 endif 2547 2548 accel_kconfig = [] 2549 foreach sym: accelerators 2550 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, []) 2551 config_target += { sym: 'y' } 2552 config_all += { sym: 'y' } 2553 if target in modular_tcg 2554 config_target += { 'CONFIG_TCG_MODULAR': 'y' } 2555 else 2556 config_target += { 'CONFIG_TCG_BUILTIN': 'y' } 2557 endif 2558 accel_kconfig += [ sym + '=y' ] 2559 endif 2560 endforeach 2561 if accel_kconfig.length() == 0 2562 if default_targets 2563 continue 2564 endif 2565 error('No accelerator available for target @0@'.format(target)) 2566 endif 2567 2568 actual_target_dirs += target 2569 config_target += keyval.load('configs/targets' / target + '.mak') 2570 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' } 2571 2572 if 'TARGET_NEED_FDT' in config_target 2573 fdt_required += target 2574 endif 2575 2576 # Add default keys 2577 if 'TARGET_BASE_ARCH' not in config_target 2578 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']} 2579 endif 2580 if 'TARGET_ABI_DIR' not in config_target 2581 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']} 2582 endif 2583 if 'TARGET_BIG_ENDIAN' not in config_target 2584 config_target += {'TARGET_BIG_ENDIAN': 'n'} 2585 endif 2586 2587 foreach k, v: disassemblers 2588 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k) 2589 foreach sym: v 2590 config_target += { sym: 'y' } 2591 config_all_disas += { sym: 'y' } 2592 endforeach 2593 endif 2594 endforeach 2595 2596 config_target_data = configuration_data() 2597 foreach k, v: config_target 2598 if not k.startswith('TARGET_') and not k.startswith('CONFIG_') 2599 # do nothing 2600 elif ignored.contains(k) 2601 # do nothing 2602 elif k == 'TARGET_BASE_ARCH' 2603 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is 2604 # not used to select files from sourcesets. 2605 config_target_data.set('TARGET_' + v.to_upper(), 1) 2606 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX' 2607 config_target_data.set_quoted(k, v) 2608 elif v == 'y' 2609 config_target_data.set(k, 1) 2610 elif v == 'n' 2611 config_target_data.set(k, 0) 2612 else 2613 config_target_data.set(k, v) 2614 endif 2615 endforeach 2616 config_target_data.set('QEMU_ARCH', 2617 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper()) 2618 config_target_h += {target: configure_file(output: target + '-config-target.h', 2619 configuration: config_target_data)} 2620 2621 if target.endswith('-softmmu') 2622 config_input = meson.get_external_property(target, 'default') 2623 config_devices_mak = target + '-config-devices.mak' 2624 config_devices_mak = configure_file( 2625 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'], 2626 output: config_devices_mak, 2627 depfile: config_devices_mak + '.d', 2628 capture: true, 2629 command: [minikconf, 2630 get_option('default_devices') ? '--defconfig' : '--allnoconfig', 2631 config_devices_mak, '@DEPFILE@', '@INPUT@', 2632 host_kconfig, accel_kconfig, 2633 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y']) 2634 2635 config_devices_data = configuration_data() 2636 config_devices = keyval.load(config_devices_mak) 2637 foreach k, v: config_devices 2638 config_devices_data.set(k, 1) 2639 endforeach 2640 config_devices_mak_list += config_devices_mak 2641 config_devices_h += {target: configure_file(output: target + '-config-devices.h', 2642 configuration: config_devices_data)} 2643 config_target += config_devices 2644 config_all_devices += config_devices 2645 endif 2646 config_target_mak += {target: config_target} 2647endforeach 2648target_dirs = actual_target_dirs 2649 2650# This configuration is used to build files that are shared by 2651# multiple binaries, and then extracted out of the "common" 2652# static_library target. 2653# 2654# We do not use all_sources()/all_dependencies(), because it would 2655# build literally all source files, including devices only used by 2656# targets that are not built for this compilation. The CONFIG_ALL 2657# pseudo symbol replaces it. 2658 2659config_all += config_all_devices 2660config_all += config_host 2661config_all += config_all_disas 2662config_all += { 2663 'CONFIG_XEN': xen.found(), 2664 'CONFIG_SOFTMMU': have_system, 2665 'CONFIG_USER_ONLY': have_user, 2666 'CONFIG_ALL': true, 2667} 2668 2669target_configs_h = [] 2670foreach target: target_dirs 2671 target_configs_h += config_target_h[target] 2672 target_configs_h += config_devices_h.get(target, []) 2673endforeach 2674genh += custom_target('config-poison.h', 2675 input: [target_configs_h], 2676 output: 'config-poison.h', 2677 capture: true, 2678 command: [find_program('scripts/make-config-poison.sh'), 2679 target_configs_h]) 2680 2681############## 2682# Submodules # 2683############## 2684 2685capstone = not_found 2686if not get_option('capstone').auto() or have_system or have_user 2687 capstone = dependency('capstone', version: '>=3.0.5', 2688 kwargs: static_kwargs, method: 'pkg-config', 2689 required: get_option('capstone')) 2690 2691 # Some versions of capstone have broken pkg-config file 2692 # that reports a wrong -I path, causing the #include to 2693 # fail later. If the system has such a broken version 2694 # do not use it. 2695 if capstone.found() and not cc.compiles('#include <capstone.h>', 2696 dependencies: [capstone]) 2697 capstone = not_found 2698 if get_option('capstone').enabled() 2699 error('capstone requested, but it does not appear to work') 2700 endif 2701 endif 2702endif 2703 2704libvfio_user_dep = not_found 2705if have_system and vfio_user_server_allowed 2706 have_internal = fs.exists(meson.current_source_dir() / 'subprojects/libvfio-user/meson.build') 2707 2708 if not have_internal 2709 error('libvfio-user source not found - please pull git submodule') 2710 endif 2711 2712 libvfio_user_proj = subproject('libvfio-user') 2713 2714 libvfio_user_lib = libvfio_user_proj.get_variable('libvfio_user_dep') 2715 2716 libvfio_user_dep = declare_dependency(dependencies: [libvfio_user_lib]) 2717endif 2718 2719fdt = not_found 2720if have_system 2721 fdt_opt = get_option('fdt') 2722 if fdt_opt in ['enabled', 'auto', 'system'] 2723 have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt') 2724 fdt = cc.find_library('fdt', kwargs: static_kwargs, 2725 required: fdt_opt == 'system' or 2726 fdt_opt == 'enabled' and not have_internal) 2727 if fdt.found() and cc.links(''' 2728 #include <libfdt.h> 2729 #include <libfdt_env.h> 2730 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''', 2731 dependencies: fdt) 2732 fdt_opt = 'system' 2733 elif fdt_opt == 'system' 2734 error('system libfdt requested, but it is too old (1.5.1 or newer required)') 2735 elif have_internal 2736 fdt_opt = 'internal' 2737 else 2738 fdt_opt = 'disabled' 2739 fdt = not_found 2740 endif 2741 endif 2742 if fdt_opt == 'internal' 2743 fdt_files = files( 2744 'dtc/libfdt/fdt.c', 2745 'dtc/libfdt/fdt_ro.c', 2746 'dtc/libfdt/fdt_wip.c', 2747 'dtc/libfdt/fdt_sw.c', 2748 'dtc/libfdt/fdt_rw.c', 2749 'dtc/libfdt/fdt_strerror.c', 2750 'dtc/libfdt/fdt_empty_tree.c', 2751 'dtc/libfdt/fdt_addresses.c', 2752 'dtc/libfdt/fdt_overlay.c', 2753 'dtc/libfdt/fdt_check.c', 2754 ) 2755 2756 fdt_inc = include_directories('dtc/libfdt') 2757 libfdt = static_library('fdt', 2758 build_by_default: false, 2759 sources: fdt_files, 2760 include_directories: fdt_inc) 2761 fdt = declare_dependency(link_with: libfdt, 2762 include_directories: fdt_inc) 2763 endif 2764else 2765 fdt_opt = 'disabled' 2766endif 2767if not fdt.found() and fdt_required.length() > 0 2768 error('fdt not available but required by targets ' + ', '.join(fdt_required)) 2769endif 2770 2771config_host_data.set('CONFIG_CAPSTONE', capstone.found()) 2772config_host_data.set('CONFIG_FDT', fdt.found()) 2773config_host_data.set('CONFIG_SLIRP', slirp.found()) 2774 2775##################### 2776# Generated sources # 2777##################### 2778 2779genh += configure_file(output: 'config-host.h', configuration: config_host_data) 2780 2781hxtool = find_program('scripts/hxtool') 2782shaderinclude = find_program('scripts/shaderinclude.pl') 2783qapi_gen = find_program('scripts/qapi-gen.py') 2784qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py', 2785 meson.current_source_dir() / 'scripts/qapi/commands.py', 2786 meson.current_source_dir() / 'scripts/qapi/common.py', 2787 meson.current_source_dir() / 'scripts/qapi/error.py', 2788 meson.current_source_dir() / 'scripts/qapi/events.py', 2789 meson.current_source_dir() / 'scripts/qapi/expr.py', 2790 meson.current_source_dir() / 'scripts/qapi/gen.py', 2791 meson.current_source_dir() / 'scripts/qapi/introspect.py', 2792 meson.current_source_dir() / 'scripts/qapi/parser.py', 2793 meson.current_source_dir() / 'scripts/qapi/schema.py', 2794 meson.current_source_dir() / 'scripts/qapi/source.py', 2795 meson.current_source_dir() / 'scripts/qapi/types.py', 2796 meson.current_source_dir() / 'scripts/qapi/visit.py', 2797 meson.current_source_dir() / 'scripts/qapi/common.py', 2798 meson.current_source_dir() / 'scripts/qapi-gen.py' 2799] 2800 2801tracetool = [ 2802 python, files('scripts/tracetool.py'), 2803 '--backend=' + ','.join(get_option('trace_backends')) 2804] 2805tracetool_depends = files( 2806 'scripts/tracetool/backend/log.py', 2807 'scripts/tracetool/backend/__init__.py', 2808 'scripts/tracetool/backend/dtrace.py', 2809 'scripts/tracetool/backend/ftrace.py', 2810 'scripts/tracetool/backend/simple.py', 2811 'scripts/tracetool/backend/syslog.py', 2812 'scripts/tracetool/backend/ust.py', 2813 'scripts/tracetool/format/ust_events_c.py', 2814 'scripts/tracetool/format/ust_events_h.py', 2815 'scripts/tracetool/format/__init__.py', 2816 'scripts/tracetool/format/d.py', 2817 'scripts/tracetool/format/simpletrace_stap.py', 2818 'scripts/tracetool/format/c.py', 2819 'scripts/tracetool/format/h.py', 2820 'scripts/tracetool/format/log_stap.py', 2821 'scripts/tracetool/format/stap.py', 2822 'scripts/tracetool/__init__.py', 2823 'scripts/tracetool/transform.py', 2824 'scripts/tracetool/vcpu.py' 2825) 2826 2827qemu_version_cmd = [find_program('scripts/qemu-version.sh'), 2828 meson.current_source_dir(), 2829 get_option('pkgversion'), meson.project_version()] 2830qemu_version = custom_target('qemu-version.h', 2831 output: 'qemu-version.h', 2832 command: qemu_version_cmd, 2833 capture: true, 2834 build_by_default: true, 2835 build_always_stale: true) 2836genh += qemu_version 2837 2838hxdep = [] 2839hx_headers = [ 2840 ['qemu-options.hx', 'qemu-options.def'], 2841 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'], 2842] 2843if have_system 2844 hx_headers += [ 2845 ['hmp-commands.hx', 'hmp-commands.h'], 2846 ['hmp-commands-info.hx', 'hmp-commands-info.h'], 2847 ] 2848endif 2849foreach d : hx_headers 2850 hxdep += custom_target(d[1], 2851 input: files(d[0]), 2852 output: d[1], 2853 capture: true, 2854 build_by_default: true, # to be removed when added to a target 2855 command: [hxtool, '-h', '@INPUT0@']) 2856endforeach 2857genh += hxdep 2858 2859################### 2860# Collect sources # 2861################### 2862 2863authz_ss = ss.source_set() 2864blockdev_ss = ss.source_set() 2865block_ss = ss.source_set() 2866chardev_ss = ss.source_set() 2867common_ss = ss.source_set() 2868crypto_ss = ss.source_set() 2869hwcore_ss = ss.source_set() 2870io_ss = ss.source_set() 2871qmp_ss = ss.source_set() 2872qom_ss = ss.source_set() 2873softmmu_ss = ss.source_set() 2874specific_fuzz_ss = ss.source_set() 2875specific_ss = ss.source_set() 2876stub_ss = ss.source_set() 2877trace_ss = ss.source_set() 2878user_ss = ss.source_set() 2879util_ss = ss.source_set() 2880 2881# accel modules 2882qtest_module_ss = ss.source_set() 2883tcg_module_ss = ss.source_set() 2884 2885modules = {} 2886target_modules = {} 2887hw_arch = {} 2888target_arch = {} 2889target_softmmu_arch = {} 2890target_user_arch = {} 2891 2892############### 2893# Trace files # 2894############### 2895 2896# TODO: add each directory to the subdirs from its own meson.build, once 2897# we have those 2898trace_events_subdirs = [ 2899 'crypto', 2900 'qapi', 2901 'qom', 2902 'monitor', 2903 'util', 2904 'gdbstub', 2905] 2906if have_linux_user 2907 trace_events_subdirs += [ 'linux-user' ] 2908endif 2909if have_bsd_user 2910 trace_events_subdirs += [ 'bsd-user' ] 2911endif 2912if have_block 2913 trace_events_subdirs += [ 2914 'authz', 2915 'block', 2916 'io', 2917 'nbd', 2918 'scsi', 2919 ] 2920endif 2921if have_system 2922 trace_events_subdirs += [ 2923 'accel/kvm', 2924 'audio', 2925 'backends', 2926 'backends/tpm', 2927 'chardev', 2928 'ebpf', 2929 'hw/9pfs', 2930 'hw/acpi', 2931 'hw/adc', 2932 'hw/alpha', 2933 'hw/arm', 2934 'hw/audio', 2935 'hw/block', 2936 'hw/block/dataplane', 2937 'hw/char', 2938 'hw/display', 2939 'hw/dma', 2940 'hw/hyperv', 2941 'hw/i2c', 2942 'hw/i386', 2943 'hw/i386/xen', 2944 'hw/ide', 2945 'hw/input', 2946 'hw/intc', 2947 'hw/isa', 2948 'hw/mem', 2949 'hw/mips', 2950 'hw/misc', 2951 'hw/misc/macio', 2952 'hw/net', 2953 'hw/net/can', 2954 'hw/nubus', 2955 'hw/nvme', 2956 'hw/nvram', 2957 'hw/pci', 2958 'hw/pci-host', 2959 'hw/ppc', 2960 'hw/rdma', 2961 'hw/rdma/vmw', 2962 'hw/rtc', 2963 'hw/s390x', 2964 'hw/scsi', 2965 'hw/sd', 2966 'hw/sh4', 2967 'hw/sparc', 2968 'hw/sparc64', 2969 'hw/ssi', 2970 'hw/timer', 2971 'hw/tpm', 2972 'hw/usb', 2973 'hw/vfio', 2974 'hw/virtio', 2975 'hw/watchdog', 2976 'hw/xen', 2977 'hw/gpio', 2978 'migration', 2979 'net', 2980 'softmmu', 2981 'ui', 2982 'hw/remote', 2983 ] 2984endif 2985if have_system or have_user 2986 trace_events_subdirs += [ 2987 'accel/tcg', 2988 'hw/core', 2989 'target/arm', 2990 'target/arm/hvf', 2991 'target/hppa', 2992 'target/i386', 2993 'target/i386/kvm', 2994 'target/mips/tcg', 2995 'target/nios2', 2996 'target/ppc', 2997 'target/riscv', 2998 'target/s390x', 2999 'target/s390x/kvm', 3000 'target/sparc', 3001 ] 3002endif 3003 3004vhost_user = not_found 3005if targetos == 'linux' and have_vhost_user 3006 libvhost_user = subproject('libvhost-user') 3007 vhost_user = libvhost_user.get_variable('vhost_user_dep') 3008endif 3009 3010libvduse = not_found 3011if have_libvduse 3012 libvduse_proj = subproject('libvduse') 3013 libvduse = libvduse_proj.get_variable('libvduse_dep') 3014endif 3015 3016# NOTE: the trace/ subdirectory needs the qapi_trace_events variable 3017# that is filled in by qapi/. 3018subdir('qapi') 3019subdir('qobject') 3020subdir('stubs') 3021subdir('trace') 3022subdir('util') 3023subdir('qom') 3024subdir('authz') 3025subdir('crypto') 3026subdir('ui') 3027subdir('hw') 3028subdir('gdbstub') 3029 3030 3031if enable_modules 3032 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO') 3033 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO') 3034endif 3035 3036qom_ss = qom_ss.apply(config_host, strict: false) 3037libqom = static_library('qom', qom_ss.sources() + genh, 3038 dependencies: [qom_ss.dependencies()], 3039 name_suffix: 'fa') 3040qom = declare_dependency(link_whole: libqom) 3041 3042event_loop_base = files('event-loop-base.c') 3043event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh, 3044 build_by_default: true) 3045event_loop_base = declare_dependency(link_whole: event_loop_base, 3046 dependencies: [qom]) 3047 3048stub_ss = stub_ss.apply(config_all, strict: false) 3049 3050util_ss.add_all(trace_ss) 3051util_ss = util_ss.apply(config_all, strict: false) 3052libqemuutil = static_library('qemuutil', 3053 sources: util_ss.sources() + stub_ss.sources() + genh, 3054 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman]) 3055qemuutil = declare_dependency(link_with: libqemuutil, 3056 sources: genh + version_res, 3057 dependencies: [event_loop_base]) 3058 3059if have_system or have_user 3060 decodetree = generator(find_program('scripts/decodetree.py'), 3061 output: 'decode-@BASENAME@.c.inc', 3062 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@']) 3063 subdir('libdecnumber') 3064 subdir('target') 3065endif 3066 3067subdir('audio') 3068subdir('io') 3069subdir('chardev') 3070subdir('fsdev') 3071subdir('dump') 3072 3073if have_block 3074 block_ss.add(files( 3075 'block.c', 3076 'blockjob.c', 3077 'job.c', 3078 'qemu-io-cmds.c', 3079 )) 3080 if config_host_data.get('CONFIG_REPLICATION') 3081 block_ss.add(files('replication.c')) 3082 endif 3083 3084 subdir('nbd') 3085 subdir('scsi') 3086 subdir('block') 3087 3088 blockdev_ss.add(files( 3089 'blockdev.c', 3090 'blockdev-nbd.c', 3091 'iothread.c', 3092 'job-qmp.c', 3093 ), gnutls) 3094 3095 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon, 3096 # os-win32.c does not 3097 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c')) 3098 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')]) 3099endif 3100 3101common_ss.add(files('cpus-common.c')) 3102 3103subdir('softmmu') 3104 3105common_ss.add(capstone) 3106specific_ss.add(files('cpu.c', 'disas.c'), capstone) 3107 3108# Work around a gcc bug/misfeature wherein constant propagation looks 3109# through an alias: 3110# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696 3111# to guess that a const variable is always zero. Without lto, this is 3112# impossible, as the alias is restricted to page-vary-common.c. Indeed, 3113# without lto, not even the alias is required -- we simply use different 3114# declarations in different compilation units. 3115pagevary = files('page-vary-common.c') 3116if get_option('b_lto') 3117 pagevary_flags = ['-fno-lto'] 3118 if get_option('cfi') 3119 pagevary_flags += '-fno-sanitize=cfi-icall' 3120 endif 3121 pagevary = static_library('page-vary-common', sources: pagevary + genh, 3122 c_args: pagevary_flags) 3123 pagevary = declare_dependency(link_with: pagevary) 3124endif 3125common_ss.add(pagevary) 3126specific_ss.add(files('page-vary.c')) 3127 3128subdir('backends') 3129subdir('disas') 3130subdir('migration') 3131subdir('monitor') 3132subdir('net') 3133subdir('replay') 3134subdir('semihosting') 3135subdir('tcg') 3136subdir('fpu') 3137subdir('accel') 3138subdir('plugins') 3139subdir('ebpf') 3140 3141common_user_inc = [] 3142 3143subdir('common-user') 3144subdir('bsd-user') 3145subdir('linux-user') 3146 3147# needed for fuzzing binaries 3148subdir('tests/qtest/libqos') 3149subdir('tests/qtest/fuzz') 3150 3151# accel modules 3152tcg_real_module_ss = ss.source_set() 3153tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss) 3154specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss) 3155target_modules += { 'accel' : { 'qtest': qtest_module_ss, 3156 'tcg': tcg_real_module_ss }} 3157 3158######################## 3159# Library dependencies # 3160######################## 3161 3162modinfo_collect = find_program('scripts/modinfo-collect.py') 3163modinfo_generate = find_program('scripts/modinfo-generate.py') 3164modinfo_files = [] 3165 3166block_mods = [] 3167softmmu_mods = [] 3168foreach d, list : modules 3169 foreach m, module_ss : list 3170 if enable_modules and targetos != 'windows' 3171 module_ss = module_ss.apply(config_all, strict: false) 3172 sl = static_library(d + '-' + m, [genh, module_ss.sources()], 3173 dependencies: [modulecommon, module_ss.dependencies()], pic: true) 3174 if d == 'block' 3175 block_mods += sl 3176 else 3177 softmmu_mods += sl 3178 endif 3179 if module_ss.sources() != [] 3180 # FIXME: Should use sl.extract_all_objects(recursive: true) as 3181 # input. Sources can be used multiple times but objects are 3182 # unique when it comes to lookup in compile_commands.json. 3183 # Depnds on a mesion version with 3184 # https://github.com/mesonbuild/meson/pull/8900 3185 modinfo_files += custom_target(d + '-' + m + '.modinfo', 3186 output: d + '-' + m + '.modinfo', 3187 input: module_ss.sources() + genh, 3188 capture: true, 3189 command: [modinfo_collect, module_ss.sources()]) 3190 endif 3191 else 3192 if d == 'block' 3193 block_ss.add_all(module_ss) 3194 else 3195 softmmu_ss.add_all(module_ss) 3196 endif 3197 endif 3198 endforeach 3199endforeach 3200 3201foreach d, list : target_modules 3202 foreach m, module_ss : list 3203 if enable_modules and targetos != 'windows' 3204 foreach target : target_dirs 3205 if target.endswith('-softmmu') 3206 config_target = config_target_mak[target] 3207 config_target += config_host 3208 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] 3209 c_args = ['-DNEED_CPU_H', 3210 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), 3211 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] 3212 target_module_ss = module_ss.apply(config_target, strict: false) 3213 if target_module_ss.sources() != [] 3214 module_name = d + '-' + m + '-' + config_target['TARGET_NAME'] 3215 sl = static_library(module_name, 3216 [genh, target_module_ss.sources()], 3217 dependencies: [modulecommon, target_module_ss.dependencies()], 3218 include_directories: target_inc, 3219 c_args: c_args, 3220 pic: true) 3221 softmmu_mods += sl 3222 # FIXME: Should use sl.extract_all_objects(recursive: true) too. 3223 modinfo_files += custom_target(module_name + '.modinfo', 3224 output: module_name + '.modinfo', 3225 input: target_module_ss.sources() + genh, 3226 capture: true, 3227 command: [modinfo_collect, '--target', target, target_module_ss.sources()]) 3228 endif 3229 endif 3230 endforeach 3231 else 3232 specific_ss.add_all(module_ss) 3233 endif 3234 endforeach 3235endforeach 3236 3237if enable_modules 3238 foreach target : target_dirs 3239 if target.endswith('-softmmu') 3240 config_target = config_target_mak[target] 3241 config_devices_mak = target + '-config-devices.mak' 3242 modinfo_src = custom_target('modinfo-' + target + '.c', 3243 output: 'modinfo-' + target + '.c', 3244 input: modinfo_files, 3245 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'], 3246 capture: true) 3247 3248 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src) 3249 modinfo_dep = declare_dependency(link_with: modinfo_lib) 3250 3251 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH'] 3252 hw_arch[arch].add(modinfo_dep) 3253 endif 3254 endforeach 3255endif 3256 3257nm = find_program('nm') 3258undefsym = find_program('scripts/undefsym.py') 3259block_syms = custom_target('block.syms', output: 'block.syms', 3260 input: [libqemuutil, block_mods], 3261 capture: true, 3262 command: [undefsym, nm, '@INPUT@']) 3263qemu_syms = custom_target('qemu.syms', output: 'qemu.syms', 3264 input: [libqemuutil, softmmu_mods], 3265 capture: true, 3266 command: [undefsym, nm, '@INPUT@']) 3267 3268authz_ss = authz_ss.apply(config_host, strict: false) 3269libauthz = static_library('authz', authz_ss.sources() + genh, 3270 dependencies: [authz_ss.dependencies()], 3271 name_suffix: 'fa', 3272 build_by_default: false) 3273 3274authz = declare_dependency(link_whole: libauthz, 3275 dependencies: qom) 3276 3277crypto_ss = crypto_ss.apply(config_host, strict: false) 3278libcrypto = static_library('crypto', crypto_ss.sources() + genh, 3279 dependencies: [crypto_ss.dependencies()], 3280 name_suffix: 'fa', 3281 build_by_default: false) 3282 3283crypto = declare_dependency(link_whole: libcrypto, 3284 dependencies: [authz, qom]) 3285 3286io_ss = io_ss.apply(config_host, strict: false) 3287libio = static_library('io', io_ss.sources() + genh, 3288 dependencies: [io_ss.dependencies()], 3289 link_with: libqemuutil, 3290 name_suffix: 'fa', 3291 build_by_default: false) 3292 3293io = declare_dependency(link_whole: libio, dependencies: [crypto, qom]) 3294 3295libmigration = static_library('migration', sources: migration_files + genh, 3296 name_suffix: 'fa', 3297 build_by_default: false) 3298migration = declare_dependency(link_with: libmigration, 3299 dependencies: [zlib, qom, io]) 3300softmmu_ss.add(migration) 3301 3302block_ss = block_ss.apply(config_host, strict: false) 3303libblock = static_library('block', block_ss.sources() + genh, 3304 dependencies: block_ss.dependencies(), 3305 link_depends: block_syms, 3306 name_suffix: 'fa', 3307 build_by_default: false) 3308 3309block = declare_dependency(link_whole: [libblock], 3310 link_args: '@block.syms', 3311 dependencies: [crypto, io]) 3312 3313blockdev_ss = blockdev_ss.apply(config_host, strict: false) 3314libblockdev = static_library('blockdev', blockdev_ss.sources() + genh, 3315 dependencies: blockdev_ss.dependencies(), 3316 name_suffix: 'fa', 3317 build_by_default: false) 3318 3319blockdev = declare_dependency(link_whole: [libblockdev], 3320 dependencies: [block, event_loop_base]) 3321 3322qmp_ss = qmp_ss.apply(config_host, strict: false) 3323libqmp = static_library('qmp', qmp_ss.sources() + genh, 3324 dependencies: qmp_ss.dependencies(), 3325 name_suffix: 'fa', 3326 build_by_default: false) 3327 3328qmp = declare_dependency(link_whole: [libqmp]) 3329 3330libchardev = static_library('chardev', chardev_ss.sources() + genh, 3331 name_suffix: 'fa', 3332 dependencies: chardev_ss.dependencies(), 3333 build_by_default: false) 3334 3335chardev = declare_dependency(link_whole: libchardev) 3336 3337hwcore_ss = hwcore_ss.apply(config_host, strict: false) 3338libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh, 3339 name_suffix: 'fa', 3340 build_by_default: false) 3341hwcore = declare_dependency(link_whole: libhwcore) 3342common_ss.add(hwcore) 3343 3344########### 3345# Targets # 3346########### 3347 3348emulator_modules = [] 3349foreach m : block_mods + softmmu_mods 3350 emulator_modules += shared_module(m.name(), 3351 build_by_default: true, 3352 name_prefix: '', 3353 link_whole: m, 3354 install: true, 3355 install_dir: qemu_moddir) 3356endforeach 3357if emulator_modules.length() > 0 3358 alias_target('modules', emulator_modules) 3359endif 3360 3361softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp) 3362common_ss.add(qom, qemuutil) 3363 3364common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss]) 3365common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss) 3366 3367common_all = common_ss.apply(config_all, strict: false) 3368common_all = static_library('common', 3369 build_by_default: false, 3370 sources: common_all.sources() + genh, 3371 include_directories: common_user_inc, 3372 implicit_include_directories: false, 3373 dependencies: common_all.dependencies(), 3374 name_suffix: 'fa') 3375 3376feature_to_c = find_program('scripts/feature_to_c.sh') 3377 3378if targetos == 'darwin' 3379 entitlement = find_program('scripts/entitlement.sh') 3380endif 3381 3382emulators = {} 3383foreach target : target_dirs 3384 config_target = config_target_mak[target] 3385 target_name = config_target['TARGET_NAME'] 3386 target_base_arch = config_target['TARGET_BASE_ARCH'] 3387 arch_srcs = [config_target_h[target]] 3388 arch_deps = [] 3389 c_args = ['-DNEED_CPU_H', 3390 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), 3391 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] 3392 link_args = emulator_link_args 3393 3394 config_target += config_host 3395 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] 3396 if targetos == 'linux' 3397 target_inc += include_directories('linux-headers', is_system: true) 3398 endif 3399 if target.endswith('-softmmu') 3400 target_type='system' 3401 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false) 3402 arch_srcs += t.sources() 3403 arch_deps += t.dependencies() 3404 3405 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch 3406 hw = hw_arch[hw_dir].apply(config_target, strict: false) 3407 arch_srcs += hw.sources() 3408 arch_deps += hw.dependencies() 3409 3410 arch_srcs += config_devices_h[target] 3411 link_args += ['@block.syms', '@qemu.syms'] 3412 else 3413 abi = config_target['TARGET_ABI_DIR'] 3414 target_type='user' 3415 target_inc += common_user_inc 3416 if target_base_arch in target_user_arch 3417 t = target_user_arch[target_base_arch].apply(config_target, strict: false) 3418 arch_srcs += t.sources() 3419 arch_deps += t.dependencies() 3420 endif 3421 if 'CONFIG_LINUX_USER' in config_target 3422 base_dir = 'linux-user' 3423 endif 3424 if 'CONFIG_BSD_USER' in config_target 3425 base_dir = 'bsd-user' 3426 target_inc += include_directories('bsd-user/' / targetos) 3427 target_inc += include_directories('bsd-user/host/' / host_arch) 3428 dir = base_dir / abi 3429 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c') 3430 endif 3431 target_inc += include_directories( 3432 base_dir, 3433 base_dir / abi, 3434 ) 3435 if 'CONFIG_LINUX_USER' in config_target 3436 dir = base_dir / abi 3437 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c') 3438 if config_target.has_key('TARGET_SYSTBL_ABI') 3439 arch_srcs += \ 3440 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'], 3441 extra_args : config_target['TARGET_SYSTBL_ABI']) 3442 endif 3443 endif 3444 endif 3445 3446 if 'TARGET_XML_FILES' in config_target 3447 gdbstub_xml = custom_target(target + '-gdbstub-xml.c', 3448 output: target + '-gdbstub-xml.c', 3449 input: files(config_target['TARGET_XML_FILES'].split()), 3450 command: [feature_to_c, '@INPUT@'], 3451 capture: true) 3452 arch_srcs += gdbstub_xml 3453 endif 3454 3455 t = target_arch[target_base_arch].apply(config_target, strict: false) 3456 arch_srcs += t.sources() 3457 arch_deps += t.dependencies() 3458 3459 target_common = common_ss.apply(config_target, strict: false) 3460 objects = common_all.extract_objects(target_common.sources()) 3461 deps = target_common.dependencies() 3462 3463 target_specific = specific_ss.apply(config_target, strict: false) 3464 arch_srcs += target_specific.sources() 3465 arch_deps += target_specific.dependencies() 3466 3467 lib = static_library('qemu-' + target, 3468 sources: arch_srcs + genh, 3469 dependencies: arch_deps, 3470 objects: objects, 3471 include_directories: target_inc, 3472 c_args: c_args, 3473 build_by_default: false, 3474 name_suffix: 'fa') 3475 3476 if target.endswith('-softmmu') 3477 execs = [{ 3478 'name': 'qemu-system-' + target_name, 3479 'win_subsystem': 'console', 3480 'sources': files('softmmu/main.c'), 3481 'dependencies': [] 3482 }] 3483 if targetos == 'windows' and (sdl.found() or gtk.found()) 3484 execs += [{ 3485 'name': 'qemu-system-' + target_name + 'w', 3486 'win_subsystem': 'windows', 3487 'sources': files('softmmu/main.c'), 3488 'dependencies': [] 3489 }] 3490 endif 3491 if get_option('fuzzing') 3492 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false) 3493 execs += [{ 3494 'name': 'qemu-fuzz-' + target_name, 3495 'win_subsystem': 'console', 3496 'sources': specific_fuzz.sources(), 3497 'dependencies': specific_fuzz.dependencies(), 3498 }] 3499 endif 3500 else 3501 execs = [{ 3502 'name': 'qemu-' + target_name, 3503 'win_subsystem': 'console', 3504 'sources': [], 3505 'dependencies': [] 3506 }] 3507 endif 3508 foreach exe: execs 3509 exe_name = exe['name'] 3510 if targetos == 'darwin' 3511 exe_name += '-unsigned' 3512 endif 3513 3514 emulator = executable(exe_name, exe['sources'], 3515 install: true, 3516 c_args: c_args, 3517 dependencies: arch_deps + deps + exe['dependencies'], 3518 objects: lib.extract_all_objects(recursive: true), 3519 link_language: link_language, 3520 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []), 3521 link_args: link_args, 3522 win_subsystem: exe['win_subsystem']) 3523 3524 if targetos == 'darwin' 3525 icon = 'pc-bios/qemu.rsrc' 3526 build_input = [emulator, files(icon)] 3527 install_input = [ 3528 get_option('bindir') / exe_name, 3529 meson.current_source_dir() / icon 3530 ] 3531 if 'CONFIG_HVF' in config_target 3532 entitlements = 'accel/hvf/entitlements.plist' 3533 build_input += files(entitlements) 3534 install_input += meson.current_source_dir() / entitlements 3535 endif 3536 3537 emulators += {exe['name'] : custom_target(exe['name'], 3538 input: build_input, 3539 output: exe['name'], 3540 command: [entitlement, '@OUTPUT@', '@INPUT@']) 3541 } 3542 3543 meson.add_install_script(entitlement, '--install', 3544 get_option('bindir') / exe['name'], 3545 install_input) 3546 else 3547 emulators += {exe['name']: emulator} 3548 endif 3549 3550 if stap.found() 3551 foreach stp: [ 3552 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false}, 3553 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true}, 3554 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true}, 3555 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true}, 3556 ] 3557 custom_target(exe['name'] + stp['ext'], 3558 input: trace_events_all, 3559 output: exe['name'] + stp['ext'], 3560 install: stp['install'], 3561 install_dir: get_option('datadir') / 'systemtap/tapset', 3562 command: [ 3563 tracetool, '--group=all', '--format=' + stp['fmt'], 3564 '--binary=' + stp['bin'], 3565 '--target-name=' + target_name, 3566 '--target-type=' + target_type, 3567 '--probe-prefix=qemu.' + target_type + '.' + target_name, 3568 '@INPUT@', '@OUTPUT@' 3569 ], 3570 depend_files: tracetool_depends) 3571 endforeach 3572 endif 3573 endforeach 3574endforeach 3575 3576# Other build targets 3577 3578if 'CONFIG_PLUGIN' in config_host 3579 install_headers('include/qemu/qemu-plugin.h') 3580endif 3581 3582subdir('qga') 3583 3584# Don't build qemu-keymap if xkbcommon is not explicitly enabled 3585# when we don't build tools or system 3586if xkbcommon.found() 3587 # used for the update-keymaps target, so include rules even if !have_tools 3588 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh, 3589 dependencies: [qemuutil, xkbcommon], install: have_tools) 3590endif 3591 3592if have_tools 3593 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep], 3594 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true) 3595 qemu_io = executable('qemu-io', files('qemu-io.c'), 3596 dependencies: [block, qemuutil], install: true) 3597 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'), 3598 dependencies: [blockdev, qemuutil, gnutls, selinux], 3599 install: true) 3600 3601 subdir('storage-daemon') 3602 subdir('contrib/rdmacm-mux') 3603 subdir('contrib/elf2dmp') 3604 3605 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'), 3606 dependencies: qemuutil, 3607 install: true) 3608 3609 if have_vhost_user 3610 subdir('contrib/vhost-user-blk') 3611 subdir('contrib/vhost-user-gpu') 3612 subdir('contrib/vhost-user-input') 3613 subdir('contrib/vhost-user-scsi') 3614 endif 3615 3616 if targetos == 'linux' 3617 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'), 3618 dependencies: [qemuutil, libcap_ng], 3619 install: true, 3620 install_dir: get_option('libexecdir')) 3621 3622 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'), 3623 dependencies: [authz, crypto, io, qom, qemuutil, 3624 libcap_ng, mpathpersist], 3625 install: true) 3626 endif 3627 3628 if have_ivshmem 3629 subdir('contrib/ivshmem-client') 3630 subdir('contrib/ivshmem-server') 3631 endif 3632endif 3633 3634subdir('scripts') 3635subdir('tools') 3636subdir('pc-bios') 3637subdir('docs') 3638subdir('tests') 3639if gtk.found() 3640 subdir('po') 3641endif 3642 3643if host_machine.system() == 'windows' 3644 nsis_cmd = [ 3645 find_program('scripts/nsis.py'), 3646 '@OUTPUT@', 3647 get_option('prefix'), 3648 meson.current_source_dir(), 3649 config_host['GLIB_BINDIR'], 3650 host_machine.cpu(), 3651 '--', 3652 '-DDISPLAYVERSION=' + meson.project_version(), 3653 ] 3654 if build_docs 3655 nsis_cmd += '-DCONFIG_DOCUMENTATION=y' 3656 endif 3657 if gtk.found() 3658 nsis_cmd += '-DCONFIG_GTK=y' 3659 endif 3660 3661 nsis = custom_target('nsis', 3662 output: 'qemu-setup-' + meson.project_version() + '.exe', 3663 input: files('qemu.nsi'), 3664 build_always_stale: true, 3665 command: nsis_cmd + ['@INPUT@']) 3666 alias_target('installer', nsis) 3667endif 3668 3669######################### 3670# Configuration summary # 3671######################### 3672 3673# Directories 3674summary_info = {} 3675summary_info += {'Install prefix': get_option('prefix')} 3676summary_info += {'BIOS directory': qemu_datadir} 3677pathsep = targetos == 'windows' ? ';' : ':' 3678summary_info += {'firmware path': pathsep.join(get_option('qemu_firmwarepath'))} 3679summary_info += {'binary directory': get_option('prefix') / get_option('bindir')} 3680summary_info += {'library directory': get_option('prefix') / get_option('libdir')} 3681summary_info += {'module directory': qemu_moddir} 3682summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')} 3683summary_info += {'include directory': get_option('prefix') / get_option('includedir')} 3684summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')} 3685if targetos != 'windows' 3686 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')} 3687 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')} 3688else 3689 summary_info += {'local state directory': 'queried at runtime'} 3690endif 3691summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')} 3692summary_info += {'Build directory': meson.current_build_dir()} 3693summary_info += {'Source path': meson.current_source_dir()} 3694summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']} 3695summary(summary_info, bool_yn: true, section: 'Directories') 3696 3697# Host binaries 3698summary_info = {} 3699summary_info += {'git': config_host['GIT']} 3700summary_info += {'make': config_host['MAKE']} 3701summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())} 3702summary_info += {'sphinx-build': sphinx_build} 3703if config_host.has_key('HAVE_GDB_BIN') 3704 summary_info += {'gdb': config_host['HAVE_GDB_BIN']} 3705endif 3706summary_info += {'iasl': iasl} 3707summary_info += {'genisoimage': config_host['GENISOIMAGE']} 3708if targetos == 'windows' and have_ga 3709 summary_info += {'wixl': wixl} 3710endif 3711if slirp.found() and have_system 3712 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false} 3713endif 3714summary(summary_info, bool_yn: true, section: 'Host binaries') 3715 3716# Configurable features 3717summary_info = {} 3718summary_info += {'Documentation': build_docs} 3719summary_info += {'system-mode emulation': have_system} 3720summary_info += {'user-mode emulation': have_user} 3721summary_info += {'block layer': have_block} 3722summary_info += {'Install blobs': get_option('install_blobs')} 3723summary_info += {'module support': config_host.has_key('CONFIG_MODULES')} 3724if config_host.has_key('CONFIG_MODULES') 3725 summary_info += {'alternative module path': get_option('module_upgrades')} 3726endif 3727summary_info += {'fuzzing support': get_option('fuzzing')} 3728if have_system 3729 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)} 3730endif 3731summary_info += {'Trace backends': ','.join(get_option('trace_backends'))} 3732if 'simple' in get_option('trace_backends') 3733 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'} 3734endif 3735summary_info += {'D-Bus display': dbus_display} 3736summary_info += {'QOM debugging': get_option('qom_cast_debug')} 3737summary_info += {'vhost-kernel support': have_vhost_kernel} 3738summary_info += {'vhost-net support': have_vhost_net} 3739summary_info += {'vhost-user support': have_vhost_user} 3740summary_info += {'vhost-user-crypto support': have_vhost_user_crypto} 3741summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server} 3742summary_info += {'vhost-vdpa support': have_vhost_vdpa} 3743summary_info += {'build guest agent': have_ga} 3744summary(summary_info, bool_yn: true, section: 'Configurable features') 3745 3746# Compilation information 3747summary_info = {} 3748summary_info += {'host CPU': cpu} 3749summary_info += {'host endianness': build_machine.endian()} 3750summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())} 3751summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())} 3752if link_language == 'cpp' 3753 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())} 3754else 3755 summary_info += {'C++ compiler': false} 3756endif 3757if targetos == 'darwin' 3758 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())} 3759endif 3760option_cflags = (get_option('debug') ? ['-g'] : []) 3761if get_option('optimization') != 'plain' 3762 option_cflags += ['-O' + get_option('optimization')] 3763endif 3764summary_info += {'CFLAGS': ' '.join(get_option('c_args') + option_cflags)} 3765if link_language == 'cpp' 3766 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args') + option_cflags)} 3767endif 3768if targetos == 'darwin' 3769 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args') + option_cflags)} 3770endif 3771link_args = get_option(link_language + '_link_args') 3772if link_args.length() > 0 3773 summary_info += {'LDFLAGS': ' '.join(link_args)} 3774endif 3775summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)} 3776if 'cpp' in all_languages 3777 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)} 3778endif 3779if 'objc' in all_languages 3780 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)} 3781endif 3782summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)} 3783summary_info += {'profiler': get_option('profiler')} 3784summary_info += {'link-time optimization (LTO)': get_option('b_lto')} 3785summary_info += {'PIE': get_option('b_pie')} 3786summary_info += {'static build': config_host.has_key('CONFIG_STATIC')} 3787summary_info += {'malloc trim support': has_malloc_trim} 3788summary_info += {'membarrier': have_membarrier} 3789summary_info += {'debug stack usage': get_option('debug_stack_usage')} 3790summary_info += {'mutex debugging': get_option('debug_mutex')} 3791summary_info += {'memory allocator': get_option('malloc')} 3792summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')} 3793summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')} 3794summary_info += {'gprof enabled': get_option('gprof')} 3795summary_info += {'gcov': get_option('b_coverage')} 3796summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')} 3797summary_info += {'CFI support': get_option('cfi')} 3798if get_option('cfi') 3799 summary_info += {'CFI debug support': get_option('cfi_debug')} 3800endif 3801summary_info += {'strip binaries': get_option('strip')} 3802summary_info += {'sparse': sparse} 3803summary_info += {'mingw32 support': targetos == 'windows'} 3804summary(summary_info, bool_yn: true, section: 'Compilation') 3805 3806# snarf the cross-compilation information for tests 3807summary_info = {} 3808have_cross = false 3809foreach target: target_dirs 3810 tcg_mak = meson.current_build_dir() / 'tests/tcg' / target / 'config-target.mak' 3811 if fs.exists(tcg_mak) 3812 config_cross_tcg = keyval.load(tcg_mak) 3813 if 'CC' in config_cross_tcg 3814 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']} 3815 have_cross = true 3816 endif 3817 endif 3818endforeach 3819if have_cross 3820 summary(summary_info, bool_yn: true, section: 'Cross compilers') 3821endif 3822 3823# Targets and accelerators 3824summary_info = {} 3825if have_system 3826 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')} 3827 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')} 3828 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')} 3829 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')} 3830 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')} 3831 summary_info += {'Xen support': xen.found()} 3832 if xen.found() 3833 summary_info += {'xen ctrl version': xen.version()} 3834 endif 3835endif 3836summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')} 3837if config_all.has_key('CONFIG_TCG') 3838 if get_option('tcg_interpreter') 3839 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'} 3840 else 3841 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)} 3842 endif 3843 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')} 3844 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')} 3845endif 3846summary_info += {'target list': ' '.join(target_dirs)} 3847if have_system 3848 summary_info += {'default devices': get_option('default_devices')} 3849 summary_info += {'out of process emulation': multiprocess_allowed} 3850 summary_info += {'vfio-user server': vfio_user_server_allowed} 3851endif 3852summary(summary_info, bool_yn: true, section: 'Targets and accelerators') 3853 3854# Block layer 3855summary_info = {} 3856summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']} 3857summary_info += {'coroutine pool': have_coroutine_pool} 3858if have_block 3859 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')} 3860 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')} 3861 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')} 3862 summary_info += {'VirtFS support': have_virtfs} 3863 summary_info += {'build virtiofs daemon': have_virtiofsd} 3864 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')} 3865 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')} 3866 summary_info += {'bochs support': get_option('bochs').allowed()} 3867 summary_info += {'cloop support': get_option('cloop').allowed()} 3868 summary_info += {'dmg support': get_option('dmg').allowed()} 3869 summary_info += {'qcow v1 support': get_option('qcow1').allowed()} 3870 summary_info += {'vdi support': get_option('vdi').allowed()} 3871 summary_info += {'vvfat support': get_option('vvfat').allowed()} 3872 summary_info += {'qed support': get_option('qed').allowed()} 3873 summary_info += {'parallels support': get_option('parallels').allowed()} 3874 summary_info += {'FUSE exports': fuse} 3875 summary_info += {'VDUSE block exports': have_vduse_blk_export} 3876endif 3877summary(summary_info, bool_yn: true, section: 'Block layer support') 3878 3879# Crypto 3880summary_info = {} 3881summary_info += {'TLS priority': get_option('tls_priority')} 3882summary_info += {'GNUTLS support': gnutls} 3883if gnutls.found() 3884 summary_info += {' GNUTLS crypto': gnutls_crypto.found()} 3885endif 3886summary_info += {'libgcrypt': gcrypt} 3887summary_info += {'nettle': nettle} 3888if nettle.found() 3889 summary_info += {' XTS': xts != 'private'} 3890endif 3891summary_info += {'AF_ALG support': have_afalg} 3892summary_info += {'rng-none': get_option('rng_none')} 3893summary_info += {'Linux keyring': have_keyring} 3894summary(summary_info, bool_yn: true, section: 'Crypto') 3895 3896# Libraries 3897summary_info = {} 3898if targetos == 'darwin' 3899 summary_info += {'Cocoa support': cocoa} 3900 summary_info += {'vmnet.framework support': vmnet} 3901endif 3902summary_info += {'SDL support': sdl} 3903summary_info += {'SDL image support': sdl_image} 3904summary_info += {'GTK support': gtk} 3905summary_info += {'pixman': pixman} 3906summary_info += {'VTE support': vte} 3907summary_info += {'slirp support': slirp} 3908summary_info += {'libtasn1': tasn1} 3909summary_info += {'PAM': pam} 3910summary_info += {'iconv support': iconv} 3911summary_info += {'curses support': curses} 3912summary_info += {'virgl support': virgl} 3913summary_info += {'blkio support': blkio} 3914summary_info += {'curl support': curl} 3915summary_info += {'Multipath support': mpathpersist} 3916summary_info += {'PNG support': png} 3917summary_info += {'VNC support': vnc} 3918if vnc.found() 3919 summary_info += {'VNC SASL support': sasl} 3920 summary_info += {'VNC JPEG support': jpeg} 3921endif 3922if targetos not in ['darwin', 'haiku', 'windows'] 3923 summary_info += {'OSS support': oss} 3924 summary_info += {'sndio support': sndio} 3925elif targetos == 'darwin' 3926 summary_info += {'CoreAudio support': coreaudio} 3927elif targetos == 'windows' 3928 summary_info += {'DirectSound support': dsound} 3929endif 3930if targetos == 'linux' 3931 summary_info += {'ALSA support': alsa} 3932 summary_info += {'PulseAudio support': pulse} 3933endif 3934summary_info += {'JACK support': jack} 3935summary_info += {'brlapi support': brlapi} 3936summary_info += {'vde support': vde} 3937summary_info += {'netmap support': have_netmap} 3938summary_info += {'l2tpv3 support': have_l2tpv3} 3939summary_info += {'Linux AIO support': libaio} 3940summary_info += {'Linux io_uring support': linux_io_uring} 3941summary_info += {'ATTR/XATTR support': libattr} 3942summary_info += {'RDMA support': rdma} 3943summary_info += {'PVRDMA support': have_pvrdma} 3944summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt} 3945summary_info += {'libcap-ng support': libcap_ng} 3946summary_info += {'bpf support': libbpf} 3947summary_info += {'spice protocol support': spice_protocol} 3948if spice_protocol.found() 3949 summary_info += {' spice server support': spice} 3950endif 3951summary_info += {'rbd support': rbd} 3952summary_info += {'smartcard support': cacard} 3953summary_info += {'U2F support': u2f} 3954summary_info += {'libusb': libusb} 3955summary_info += {'usb net redir': usbredir} 3956summary_info += {'OpenGL support (epoxy)': opengl} 3957summary_info += {'GBM': gbm} 3958summary_info += {'libiscsi support': libiscsi} 3959summary_info += {'libnfs support': libnfs} 3960if targetos == 'windows' 3961 if have_ga 3962 summary_info += {'QGA VSS support': have_qga_vss} 3963 endif 3964endif 3965summary_info += {'seccomp support': seccomp} 3966summary_info += {'GlusterFS support': glusterfs} 3967summary_info += {'TPM support': have_tpm} 3968summary_info += {'libssh support': libssh} 3969summary_info += {'lzo support': lzo} 3970summary_info += {'snappy support': snappy} 3971summary_info += {'bzip2 support': libbzip2} 3972summary_info += {'lzfse support': liblzfse} 3973summary_info += {'zstd support': zstd} 3974summary_info += {'NUMA host support': numa} 3975summary_info += {'capstone': capstone} 3976summary_info += {'libpmem support': libpmem} 3977summary_info += {'libdaxctl support': libdaxctl} 3978summary_info += {'libudev': libudev} 3979# Dummy dependency, keep .found() 3980summary_info += {'FUSE lseek': fuse_lseek.found()} 3981summary_info += {'selinux': selinux} 3982summary_info += {'libdw': libdw} 3983summary(summary_info, bool_yn: true, section: 'Dependencies') 3984 3985if not supported_cpus.contains(cpu) 3986 message() 3987 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!') 3988 message() 3989 message('CPU host architecture ' + cpu + ' support is not currently maintained.') 3990 message('The QEMU project intends to remove support for this host CPU in') 3991 message('a future release if nobody volunteers to maintain it and to') 3992 message('provide a build host for our continuous integration setup.') 3993 message('configure has succeeded and you can continue to build, but') 3994 message('if you care about QEMU on this platform you should contact') 3995 message('us upstream at qemu-devel@nongnu.org.') 3996endif 3997 3998if not supported_oses.contains(targetos) 3999 message() 4000 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!') 4001 message() 4002 message('Host OS ' + targetos + 'support is not currently maintained.') 4003 message('The QEMU project intends to remove support for this host OS in') 4004 message('a future release if nobody volunteers to maintain it and to') 4005 message('provide a build host for our continuous integration setup.') 4006 message('configure has succeeded and you can continue to build, but') 4007 message('if you care about QEMU on this platform you should contact') 4008 message('us upstream at qemu-devel@nongnu.org.') 4009endif 4010