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 17sh = find_program('sh') 18cc = meson.get_compiler('c') 19config_host = keyval.load(meson.current_build_dir() / 'config-host.mak') 20enable_modules = 'CONFIG_MODULES' in config_host 21enable_static = 'CONFIG_STATIC' in config_host 22 23# Allow both shared and static libraries unless --enable-static 24static_kwargs = enable_static ? {'static': true} : {} 25 26# Temporary directory used for files created while 27# configure runs. Since it is in the build directory 28# we can safely blow away any previous version of it 29# (and we need not jump through hoops to try to delete 30# it when configure exits.) 31tmpdir = meson.current_build_dir() / 'meson-private/temp' 32 33if get_option('qemu_suffix').startswith('/') 34 error('qemu_suffix cannot start with a /') 35endif 36 37qemu_confdir = get_option('sysconfdir') / get_option('qemu_suffix') 38qemu_datadir = get_option('datadir') / get_option('qemu_suffix') 39qemu_docdir = get_option('docdir') / get_option('qemu_suffix') 40qemu_moddir = get_option('libdir') / get_option('qemu_suffix') 41 42qemu_desktopdir = get_option('datadir') / 'applications' 43qemu_icondir = get_option('datadir') / 'icons' 44 45config_host_data = configuration_data() 46genh = [] 47qapi_trace_events = [] 48 49bsd_oses = ['gnu/kfreebsd', 'freebsd', 'netbsd', 'openbsd', 'dragonfly', 'darwin'] 50supported_oses = ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', 'sunos', 'linux'] 51supported_cpus = ['ppc', 'ppc64', 's390x', 'riscv', 'x86', 'x86_64', 52 'arm', 'aarch64', 'loongarch64', 'mips', 'mips64', 'sparc64'] 53 54cpu = host_machine.cpu_family() 55 56# Unify riscv* to a single family. 57if cpu in ['riscv32', 'riscv64'] 58 cpu = 'riscv' 59endif 60 61targetos = host_machine.system() 62 63target_dirs = config_host['TARGET_DIRS'].split() 64have_linux_user = false 65have_bsd_user = false 66have_system = false 67foreach target : target_dirs 68 have_linux_user = have_linux_user or target.endswith('linux-user') 69 have_bsd_user = have_bsd_user or target.endswith('bsd-user') 70 have_system = have_system or target.endswith('-softmmu') 71endforeach 72have_user = have_linux_user or have_bsd_user 73have_tools = get_option('tools') \ 74 .disable_auto_if(not have_system) \ 75 .allowed() 76have_ga = get_option('guest_agent') \ 77 .disable_auto_if(not have_system and not have_tools) \ 78 .require(targetos in ['sunos', 'linux', 'windows', 'freebsd'], 79 error_message: 'unsupported OS for QEMU guest agent') \ 80 .allowed() 81have_block = have_system or have_tools 82 83python = import('python').find_installation() 84 85if cpu not in supported_cpus 86 host_arch = 'unknown' 87elif cpu == 'x86' 88 host_arch = 'i386' 89elif cpu == 'mips64' 90 host_arch = 'mips' 91else 92 host_arch = cpu 93endif 94 95if cpu in ['x86', 'x86_64'] 96 kvm_targets = ['i386-softmmu', 'x86_64-softmmu'] 97elif cpu == 'aarch64' 98 kvm_targets = ['aarch64-softmmu'] 99elif cpu == 's390x' 100 kvm_targets = ['s390x-softmmu'] 101elif cpu in ['ppc', 'ppc64'] 102 kvm_targets = ['ppc-softmmu', 'ppc64-softmmu'] 103elif cpu in ['mips', 'mips64'] 104 kvm_targets = ['mips-softmmu', 'mipsel-softmmu', 'mips64-softmmu', 'mips64el-softmmu'] 105elif cpu in ['riscv'] 106 kvm_targets = ['riscv32-softmmu', 'riscv64-softmmu'] 107else 108 kvm_targets = [] 109endif 110 111kvm_targets_c = '""' 112if get_option('kvm').allowed() and targetos == 'linux' 113 kvm_targets_c = '"' + '" ,"'.join(kvm_targets) + '"' 114endif 115config_host_data.set('CONFIG_KVM_TARGETS', kvm_targets_c) 116 117accelerator_targets = { 'CONFIG_KVM': kvm_targets } 118 119if cpu in ['aarch64'] 120 accelerator_targets += { 121 'CONFIG_HVF': ['aarch64-softmmu'] 122 } 123endif 124 125if cpu in ['x86', 'x86_64', 'arm', 'aarch64'] 126 # i386 emulator provides xenpv machine type for multiple architectures 127 accelerator_targets += { 128 'CONFIG_XEN': ['i386-softmmu', 'x86_64-softmmu'], 129 } 130endif 131if cpu in ['x86', 'x86_64'] 132 accelerator_targets += { 133 'CONFIG_HAX': ['i386-softmmu', 'x86_64-softmmu'], 134 'CONFIG_HVF': ['x86_64-softmmu'], 135 'CONFIG_NVMM': ['i386-softmmu', 'x86_64-softmmu'], 136 'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'], 137 } 138endif 139 140modular_tcg = [] 141# Darwin does not support references to thread-local variables in modules 142if targetos != 'darwin' 143 modular_tcg = ['i386-softmmu', 'x86_64-softmmu'] 144endif 145 146edk2_targets = [ 'arm-softmmu', 'aarch64-softmmu', 'i386-softmmu', 'x86_64-softmmu' ] 147unpack_edk2_blobs = false 148foreach target : edk2_targets 149 if target in target_dirs 150 bzip2 = find_program('bzip2', required: get_option('install_blobs')) 151 unpack_edk2_blobs = bzip2.found() 152 break 153 endif 154endforeach 155 156dtrace = not_found 157stap = not_found 158if 'dtrace' in get_option('trace_backends') 159 dtrace = find_program('dtrace', required: true) 160 stap = find_program('stap', required: false) 161 if stap.found() 162 # Workaround to avoid dtrace(1) producing a file with 'hidden' symbol 163 # visibility. Define STAP_SDT_V2 to produce 'default' symbol visibility 164 # instead. QEMU --enable-modules depends on this because the SystemTap 165 # semaphores are linked into the main binary and not the module's shared 166 # object. 167 add_global_arguments('-DSTAP_SDT_V2', 168 native: false, language: ['c', 'cpp', 'objc']) 169 endif 170endif 171 172if get_option('iasl') == '' 173 iasl = find_program('iasl', required: false) 174else 175 iasl = find_program(get_option('iasl'), required: true) 176endif 177 178################## 179# Compiler flags # 180################## 181 182qemu_cflags = config_host['QEMU_CFLAGS'].split() 183qemu_objcflags = config_host['QEMU_OBJCFLAGS'].split() 184qemu_ldflags = config_host['QEMU_LDFLAGS'].split() 185 186if enable_static 187 qemu_ldflags += get_option('b_pie') ? '-static-pie' : '-static' 188endif 189 190# Detect support for PT_GNU_RELRO + DT_BIND_NOW. 191# The combination is known as "full relro", because .got.plt is read-only too. 192qemu_ldflags += cc.get_supported_link_arguments('-Wl,-z,relro', '-Wl,-z,now') 193 194if targetos == 'windows' 195 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--no-seh', '-Wl,--nxcompat') 196 # Disable ASLR for debug builds to allow debugging with gdb 197 if get_option('optimization') == '0' 198 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--dynamicbase') 199 endif 200endif 201 202if get_option('gprof') 203 qemu_cflags += ['-p'] 204 qemu_objcflags += ['-p'] 205 qemu_ldflags += ['-p'] 206endif 207 208# Specify linker-script with add_project_link_arguments so that it is not placed 209# within a linker --start-group/--end-group pair 210if get_option('fuzzing') 211 add_project_link_arguments(['-Wl,-T,', 212 (meson.current_source_dir() / 'tests/qtest/fuzz/fork_fuzz.ld')], 213 native: false, language: ['c', 'cpp', 'objc']) 214 215 # Specify a filter to only instrument code that is directly related to 216 # virtual-devices. 217 configure_file(output: 'instrumentation-filter', 218 input: 'scripts/oss-fuzz/instrumentation-filter-template', 219 copy: true) 220 221 if cc.compiles('int main () { return 0; }', 222 name: '-fsanitize-coverage-allowlist=/dev/null', 223 args: ['-fsanitize-coverage-allowlist=/dev/null', 224 '-fsanitize-coverage=trace-pc'] ) 225 add_global_arguments('-fsanitize-coverage-allowlist=instrumentation-filter', 226 native: false, language: ['c', 'cpp', 'objc']) 227 endif 228 229 if get_option('fuzzing_engine') == '' 230 # Add CFLAGS to tell clang to add fuzzer-related instrumentation to all the 231 # compiled code. To build non-fuzzer binaries with --enable-fuzzing, link 232 # everything with fsanitize=fuzzer-no-link. Otherwise, the linker will be 233 # unable to bind the fuzzer-related callbacks added by instrumentation. 234 add_global_arguments('-fsanitize=fuzzer-no-link', 235 native: false, language: ['c', 'cpp', 'objc']) 236 add_global_link_arguments('-fsanitize=fuzzer-no-link', 237 native: false, language: ['c', 'cpp', 'objc']) 238 # For the actual fuzzer binaries, we need to link against the libfuzzer 239 # library. They need to be configurable, to support OSS-Fuzz 240 fuzz_exe_ldflags = ['-fsanitize=fuzzer'] 241 else 242 # LIB_FUZZING_ENGINE was set; assume we are running on OSS-Fuzz, and 243 # the needed CFLAGS have already been provided 244 fuzz_exe_ldflags = get_option('fuzzing_engine').split() 245 endif 246endif 247 248add_global_arguments(qemu_cflags, native: false, language: ['c']) 249add_global_arguments(qemu_objcflags, native: false, language: ['objc']) 250 251# Check that the C++ compiler exists and works with the C compiler. 252link_language = 'c' 253linker = cc 254qemu_cxxflags = [] 255if add_languages('cpp', required: false, native: false) 256 cxx = meson.get_compiler('cpp') 257 add_global_arguments(['-D__STDC_LIMIT_MACROS', '-D__STDC_CONSTANT_MACROS', '-D__STDC_FORMAT_MACROS'], 258 native: false, language: 'cpp') 259 foreach k: qemu_cflags 260 if k not in ['-Wstrict-prototypes', '-Wmissing-prototypes', '-Wnested-externs', 261 '-Wold-style-declaration', '-Wold-style-definition', '-Wredundant-decls'] 262 qemu_cxxflags += [k] 263 endif 264 endforeach 265 add_global_arguments(qemu_cxxflags, native: false, language: 'cpp') 266 267 if cxx.links(files('scripts/main.c'), args: qemu_cflags) 268 link_language = 'cpp' 269 linker = cxx 270 else 271 message('C++ compiler does not work with C compiler') 272 message('Disabling C++-specific optional code') 273 endif 274endif 275 276# Exclude --warn-common with TSan to suppress warnings from the TSan libraries. 277if targetos != 'sunos' and not config_host.has_key('CONFIG_TSAN') 278 qemu_ldflags += linker.get_supported_link_arguments('-Wl,--warn-common') 279endif 280 281add_global_link_arguments(qemu_ldflags, native: false, language: ['c', 'cpp', 'objc']) 282 283if targetos == 'linux' 284 add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers', 285 '-isystem', 'linux-headers', 286 language: ['c', 'cpp']) 287endif 288 289add_project_arguments('-iquote', '.', 290 '-iquote', meson.current_source_dir(), 291 '-iquote', meson.current_source_dir() / 'include', 292 language: ['c', 'cpp', 'objc']) 293 294if host_machine.system() == 'darwin' 295 add_languages('objc', required: false, native: false) 296endif 297 298sparse = find_program('cgcc', required: get_option('sparse')) 299if sparse.found() 300 run_target('sparse', 301 command: [find_program('scripts/check_sparse.py'), 302 'compile_commands.json', sparse.full_path(), '-Wbitwise', 303 '-Wno-transparent-union', '-Wno-old-initializer', 304 '-Wno-non-pointer-null']) 305endif 306 307########################################### 308# Target-specific checks and dependencies # 309########################################### 310 311# Fuzzing 312if get_option('fuzzing') and get_option('fuzzing_engine') == '' and \ 313 not cc.links(''' 314 #include <stdint.h> 315 #include <sys/types.h> 316 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size); 317 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; } 318 ''', 319 args: ['-Werror', '-fsanitize=fuzzer']) 320 error('Your compiler does not support -fsanitize=fuzzer') 321endif 322 323# Tracing backends 324if 'ftrace' in get_option('trace_backends') and targetos != 'linux' 325 error('ftrace is supported only on Linux') 326endif 327if 'syslog' in get_option('trace_backends') and not cc.compiles(''' 328 #include <syslog.h> 329 int main(void) { 330 openlog("qemu", LOG_PID, LOG_DAEMON); 331 syslog(LOG_INFO, "configure"); 332 return 0; 333 }''') 334 error('syslog is not supported on this system') 335endif 336 337# Miscellaneous Linux-only features 338get_option('mpath') \ 339 .require(targetos == 'linux', error_message: 'Multipath is supported only on Linux') 340 341multiprocess_allowed = get_option('multiprocess') \ 342 .require(targetos == 'linux', error_message: 'Multiprocess QEMU is supported only on Linux') \ 343 .allowed() 344 345vfio_user_server_allowed = get_option('vfio_user_server') \ 346 .require(targetos == 'linux', error_message: 'vfio-user server is supported only on Linux') \ 347 .allowed() 348 349have_tpm = get_option('tpm') \ 350 .require(targetos != 'windows', error_message: 'TPM emulation only available on POSIX systems') \ 351 .allowed() 352 353# vhost 354have_vhost_user = get_option('vhost_user') \ 355 .disable_auto_if(targetos != 'linux') \ 356 .require(targetos != 'windows', 357 error_message: 'vhost-user is not available on Windows').allowed() 358have_vhost_vdpa = get_option('vhost_vdpa') \ 359 .require(targetos == 'linux', 360 error_message: 'vhost-vdpa is only available on Linux').allowed() 361have_vhost_kernel = get_option('vhost_kernel') \ 362 .require(targetos == 'linux', 363 error_message: 'vhost-kernel is only available on Linux').allowed() 364have_vhost_user_crypto = get_option('vhost_crypto') \ 365 .require(have_vhost_user, 366 error_message: 'vhost-crypto requires vhost-user to be enabled').allowed() 367 368have_vhost = have_vhost_user or have_vhost_vdpa or have_vhost_kernel 369 370have_vhost_net_user = have_vhost_user and get_option('vhost_net').allowed() 371have_vhost_net_vdpa = have_vhost_vdpa and get_option('vhost_net').allowed() 372have_vhost_net_kernel = have_vhost_kernel and get_option('vhost_net').allowed() 373have_vhost_net = have_vhost_net_kernel or have_vhost_net_user or have_vhost_net_vdpa 374 375# Target-specific libraries and flags 376libm = cc.find_library('m', required: false) 377threads = dependency('threads') 378util = cc.find_library('util', required: false) 379winmm = [] 380socket = [] 381version_res = [] 382coref = [] 383iokit = [] 384emulator_link_args = [] 385nvmm =not_found 386hvf = not_found 387midl = not_found 388widl = not_found 389pathcch = not_found 390host_dsosuf = '.so' 391if targetos == 'windows' 392 midl = find_program('midl', required: false) 393 widl = find_program('widl', required: false) 394 pathcch = cc.find_library('pathcch') 395 socket = cc.find_library('ws2_32') 396 winmm = cc.find_library('winmm') 397 398 win = import('windows') 399 version_res = win.compile_resources('version.rc', 400 depend_files: files('pc-bios/qemu-nsis.ico'), 401 include_directories: include_directories('.')) 402 host_dsosuf = '.dll' 403elif targetos == 'darwin' 404 coref = dependency('appleframeworks', modules: 'CoreFoundation') 405 iokit = dependency('appleframeworks', modules: 'IOKit', required: false) 406 host_dsosuf = '.dylib' 407elif targetos == 'sunos' 408 socket = [cc.find_library('socket'), 409 cc.find_library('nsl'), 410 cc.find_library('resolv')] 411elif targetos == 'haiku' 412 socket = [cc.find_library('posix_error_mapper'), 413 cc.find_library('network'), 414 cc.find_library('bsd')] 415elif targetos == 'openbsd' 416 if get_option('tcg').allowed() and target_dirs.length() > 0 417 # Disable OpenBSD W^X if available 418 emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded') 419 endif 420endif 421 422# Target-specific configuration of accelerators 423accelerators = [] 424if get_option('kvm').allowed() and targetos == 'linux' 425 accelerators += 'CONFIG_KVM' 426endif 427if get_option('whpx').allowed() and targetos == 'windows' 428 if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64' 429 error('WHPX requires 64-bit host') 430 elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \ 431 cc.has_header('WinHvEmulation.h', required: get_option('whpx')) 432 accelerators += 'CONFIG_WHPX' 433 endif 434endif 435if get_option('hvf').allowed() 436 hvf = dependency('appleframeworks', modules: 'Hypervisor', 437 required: get_option('hvf')) 438 if hvf.found() 439 accelerators += 'CONFIG_HVF' 440 endif 441endif 442if get_option('hax').allowed() 443 if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd'] 444 accelerators += 'CONFIG_HAX' 445 endif 446endif 447if targetos == 'netbsd' 448 nvmm = cc.find_library('nvmm', required: get_option('nvmm')) 449 if nvmm.found() 450 accelerators += 'CONFIG_NVMM' 451 endif 452endif 453 454tcg_arch = host_arch 455if get_option('tcg').allowed() 456 if host_arch == 'unknown' 457 if get_option('tcg_interpreter') 458 warning('Unsupported CPU @0@, will use TCG with TCI (slow)'.format(cpu)) 459 else 460 error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu)) 461 endif 462 elif get_option('tcg_interpreter') 463 warning('Use of the TCG interpreter is not recommended on this host') 464 warning('architecture. There is a native TCG execution backend available') 465 warning('which provides substantially better performance and reliability.') 466 warning('It is strongly recommended to remove the --enable-tcg-interpreter') 467 warning('configuration option on this architecture to use the native') 468 warning('backend.') 469 endif 470 if get_option('tcg_interpreter') 471 tcg_arch = 'tci' 472 elif host_arch == 'x86_64' 473 tcg_arch = 'i386' 474 elif host_arch == 'ppc64' 475 tcg_arch = 'ppc' 476 endif 477 add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch, 478 language: ['c', 'cpp', 'objc']) 479 480 accelerators += 'CONFIG_TCG' 481 config_host += { 'CONFIG_TCG': 'y' } 482endif 483 484if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled() 485 error('KVM not available on this platform') 486endif 487if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled() 488 error('HVF not available on this platform') 489endif 490if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled() 491 error('NVMM not available on this platform') 492endif 493if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled() 494 error('WHPX not available on this platform') 495endif 496 497################ 498# Dependencies # 499################ 500 501# The path to glib.h is added to all compilation commands. This was 502# grandfathered in from the QEMU Makefiles. 503add_project_arguments(config_host['GLIB_CFLAGS'].split(), 504 native: false, language: ['c', 'cpp', 'objc']) 505glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(), 506 link_args: config_host['GLIB_LIBS'].split(), 507 version: config_host['GLIB_VERSION'], 508 variables: { 509 'bindir': config_host['GLIB_BINDIR'], 510 }) 511# override glib dep with the configure results (for subprojects) 512meson.override_dependency('glib-2.0', glib) 513 514gio = not_found 515gdbus_codegen = not_found 516gdbus_codegen_error = '@0@ requires gdbus-codegen, please install libgio' 517if not get_option('gio').auto() or have_system 518 gio = dependency('gio-2.0', required: get_option('gio'), 519 method: 'pkg-config', kwargs: static_kwargs) 520 if gio.found() and not cc.links(''' 521 #include <gio/gio.h> 522 int main(void) 523 { 524 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0); 525 return 0; 526 }''', dependencies: [glib, gio]) 527 if get_option('gio').enabled() 528 error('The installed libgio is broken for static linking') 529 endif 530 gio = not_found 531 endif 532 if gio.found() 533 gdbus_codegen = find_program(gio.get_variable('gdbus_codegen'), 534 required: get_option('gio')) 535 gio_unix = dependency('gio-unix-2.0', required: get_option('gio'), 536 method: 'pkg-config', kwargs: static_kwargs) 537 gio = declare_dependency(dependencies: [gio, gio_unix], 538 version: gio.version()) 539 endif 540endif 541if gdbus_codegen.found() and get_option('cfi') 542 gdbus_codegen = not_found 543 gdbus_codegen_error = '@0@ uses gdbus-codegen, which does not support control flow integrity' 544endif 545 546lttng = not_found 547if 'ust' in get_option('trace_backends') 548 lttng = dependency('lttng-ust', required: true, version: '>= 2.1', 549 method: 'pkg-config', kwargs: static_kwargs) 550endif 551pixman = not_found 552if have_system or have_tools 553 pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8', 554 method: 'pkg-config', kwargs: static_kwargs) 555endif 556zlib = dependency('zlib', required: true, kwargs: static_kwargs) 557 558libaio = not_found 559if not get_option('linux_aio').auto() or have_block 560 libaio = cc.find_library('aio', has_headers: ['libaio.h'], 561 required: get_option('linux_aio'), 562 kwargs: static_kwargs) 563endif 564 565linux_io_uring_test = ''' 566 #include <liburing.h> 567 #include <linux/errqueue.h> 568 569 int main(void) { return 0; }''' 570 571linux_io_uring = not_found 572if not get_option('linux_io_uring').auto() or have_block 573 linux_io_uring = dependency('liburing', version: '>=0.3', 574 required: get_option('linux_io_uring'), 575 method: 'pkg-config', kwargs: static_kwargs) 576 if not cc.links(linux_io_uring_test) 577 linux_io_uring = not_found 578 endif 579endif 580 581libnfs = not_found 582if not get_option('libnfs').auto() or have_block 583 libnfs = dependency('libnfs', version: '>=1.9.3', 584 required: get_option('libnfs'), 585 method: 'pkg-config', kwargs: static_kwargs) 586endif 587 588libattr_test = ''' 589 #include <stddef.h> 590 #include <sys/types.h> 591 #ifdef CONFIG_LIBATTR 592 #include <attr/xattr.h> 593 #else 594 #include <sys/xattr.h> 595 #endif 596 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }''' 597 598libattr = not_found 599have_old_libattr = false 600if get_option('attr').allowed() 601 if cc.links(libattr_test) 602 libattr = declare_dependency() 603 else 604 libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'], 605 required: get_option('attr'), 606 kwargs: static_kwargs) 607 if libattr.found() and not \ 608 cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR') 609 libattr = not_found 610 if get_option('attr').enabled() 611 error('could not link libattr') 612 else 613 warning('could not link libattr, disabling') 614 endif 615 else 616 have_old_libattr = libattr.found() 617 endif 618 endif 619endif 620 621cocoa = dependency('appleframeworks', modules: ['Cocoa', 'CoreVideo'], 622 required: get_option('cocoa')) 623 624vmnet = dependency('appleframeworks', modules: 'vmnet', required: get_option('vmnet')) 625if vmnet.found() and not cc.has_header_symbol('vmnet/vmnet.h', 626 'VMNET_BRIDGED_MODE', 627 dependencies: vmnet) 628 vmnet = not_found 629 if get_option('vmnet').enabled() 630 error('vmnet.framework API is outdated') 631 else 632 warning('vmnet.framework API is outdated, disabling') 633 endif 634endif 635 636seccomp = not_found 637seccomp_has_sysrawrc = false 638if not get_option('seccomp').auto() or have_system or have_tools 639 seccomp = dependency('libseccomp', version: '>=2.3.0', 640 required: get_option('seccomp'), 641 method: 'pkg-config', kwargs: static_kwargs) 642 if seccomp.found() 643 seccomp_has_sysrawrc = cc.has_header_symbol('seccomp.h', 644 'SCMP_FLTATR_API_SYSRAWRC', 645 dependencies: seccomp) 646 endif 647endif 648 649libcap_ng = not_found 650if not get_option('cap_ng').auto() or have_system or have_tools 651 libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'], 652 required: get_option('cap_ng'), 653 kwargs: static_kwargs) 654endif 655if libcap_ng.found() and not cc.links(''' 656 #include <cap-ng.h> 657 int main(void) 658 { 659 capng_capability_to_name(CAPNG_EFFECTIVE); 660 return 0; 661 }''', dependencies: libcap_ng) 662 libcap_ng = not_found 663 if get_option('cap_ng').enabled() 664 error('could not link libcap-ng') 665 else 666 warning('could not link libcap-ng, disabling') 667 endif 668endif 669 670if get_option('xkbcommon').auto() and not have_system and not have_tools 671 xkbcommon = not_found 672else 673 xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'), 674 method: 'pkg-config', kwargs: static_kwargs) 675endif 676 677slirp = not_found 678if not get_option('slirp').auto() or have_system 679 slirp = dependency('slirp', required: get_option('slirp'), 680 method: 'pkg-config', kwargs: static_kwargs) 681 # slirp < 4.7 is incompatible with CFI support in QEMU. This is because 682 # it passes function pointers within libslirp as callbacks for timers. 683 # When using a system-wide shared libslirp, the type information for the 684 # callback is missing and the timer call produces a false positive with CFI. 685 # Do not use the "version" keyword argument to produce a better error. 686 # with control-flow integrity. 687 if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7') 688 if get_option('slirp').enabled() 689 error('Control-Flow Integrity requires libslirp 4.7.') 690 else 691 warning('Cannot use libslirp since Control-Flow Integrity requires libslirp >= 4.7.') 692 slirp = not_found 693 endif 694 endif 695endif 696 697vde = not_found 698if not get_option('vde').auto() or have_system or have_tools 699 vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'], 700 required: get_option('vde'), 701 kwargs: static_kwargs) 702endif 703if vde.found() and not cc.links(''' 704 #include <libvdeplug.h> 705 int main(void) 706 { 707 struct vde_open_args a = {0, 0, 0}; 708 char s[] = ""; 709 vde_open(s, s, &a); 710 return 0; 711 }''', dependencies: vde) 712 vde = not_found 713 if get_option('cap_ng').enabled() 714 error('could not link libvdeplug') 715 else 716 warning('could not link libvdeplug, disabling') 717 endif 718endif 719 720pulse = not_found 721if not get_option('pa').auto() or (targetos == 'linux' and have_system) 722 pulse = dependency('libpulse', required: get_option('pa'), 723 method: 'pkg-config', kwargs: static_kwargs) 724endif 725alsa = not_found 726if not get_option('alsa').auto() or (targetos == 'linux' and have_system) 727 alsa = dependency('alsa', required: get_option('alsa'), 728 method: 'pkg-config', kwargs: static_kwargs) 729endif 730jack = not_found 731if not get_option('jack').auto() or have_system 732 jack = dependency('jack', required: get_option('jack'), 733 method: 'pkg-config', kwargs: static_kwargs) 734endif 735sndio = not_found 736if not get_option('sndio').auto() or have_system 737 sndio = dependency('sndio', required: get_option('sndio'), 738 method: 'pkg-config', kwargs: static_kwargs) 739endif 740 741spice_protocol = not_found 742if not get_option('spice_protocol').auto() or have_system 743 spice_protocol = dependency('spice-protocol', version: '>=0.12.3', 744 required: get_option('spice_protocol'), 745 method: 'pkg-config', kwargs: static_kwargs) 746endif 747spice = not_found 748if not get_option('spice').auto() or have_system 749 spice = dependency('spice-server', version: '>=0.12.5', 750 required: get_option('spice'), 751 method: 'pkg-config', kwargs: static_kwargs) 752endif 753spice_headers = spice.partial_dependency(compile_args: true, includes: true) 754 755rt = cc.find_library('rt', required: false) 756 757libiscsi = not_found 758if not get_option('libiscsi').auto() or have_block 759 libiscsi = dependency('libiscsi', version: '>=1.9.0', 760 required: get_option('libiscsi'), 761 method: 'pkg-config', kwargs: static_kwargs) 762endif 763zstd = not_found 764if not get_option('zstd').auto() or have_block 765 zstd = dependency('libzstd', version: '>=1.4.0', 766 required: get_option('zstd'), 767 method: 'pkg-config', kwargs: static_kwargs) 768endif 769virgl = not_found 770 771have_vhost_user_gpu = have_tools and targetos == 'linux' and pixman.found() 772if not get_option('virglrenderer').auto() or have_system or have_vhost_user_gpu 773 virgl = dependency('virglrenderer', 774 method: 'pkg-config', 775 required: get_option('virglrenderer'), 776 kwargs: static_kwargs) 777endif 778blkio = not_found 779if not get_option('blkio').auto() or have_block 780 blkio = dependency('blkio', 781 method: 'pkg-config', 782 required: get_option('blkio'), 783 kwargs: static_kwargs) 784endif 785curl = not_found 786if not get_option('curl').auto() or have_block 787 curl = dependency('libcurl', version: '>=7.29.0', 788 method: 'pkg-config', 789 required: get_option('curl'), 790 kwargs: static_kwargs) 791endif 792libudev = not_found 793if targetos == 'linux' and (have_system or have_tools) 794 libudev = dependency('libudev', 795 method: 'pkg-config', 796 required: get_option('libudev'), 797 kwargs: static_kwargs) 798endif 799 800mpathlibs = [libudev] 801mpathpersist = not_found 802mpathpersist_new_api = false 803if targetos == 'linux' and have_tools and get_option('mpath').allowed() 804 mpath_test_source_new = ''' 805 #include <libudev.h> 806 #include <mpath_persist.h> 807 unsigned mpath_mx_alloc_len = 1024; 808 int logsink; 809 static struct config *multipath_conf; 810 extern struct udev *udev; 811 extern struct config *get_multipath_config(void); 812 extern void put_multipath_config(struct config *conf); 813 struct udev *udev; 814 struct config *get_multipath_config(void) { return multipath_conf; } 815 void put_multipath_config(struct config *conf) { } 816 int main(void) { 817 udev = udev_new(); 818 multipath_conf = mpath_lib_init(); 819 return 0; 820 }''' 821 mpath_test_source_old = ''' 822 #include <libudev.h> 823 #include <mpath_persist.h> 824 unsigned mpath_mx_alloc_len = 1024; 825 int logsink; 826 int main(void) { 827 struct udev *udev = udev_new(); 828 mpath_lib_init(udev); 829 return 0; 830 }''' 831 libmpathpersist = cc.find_library('mpathpersist', 832 required: get_option('mpath'), 833 kwargs: static_kwargs) 834 if libmpathpersist.found() 835 mpathlibs += libmpathpersist 836 if enable_static 837 mpathlibs += cc.find_library('devmapper', 838 required: get_option('mpath'), 839 kwargs: static_kwargs) 840 endif 841 mpathlibs += cc.find_library('multipath', 842 required: get_option('mpath'), 843 kwargs: static_kwargs) 844 foreach lib: mpathlibs 845 if not lib.found() 846 mpathlibs = [] 847 break 848 endif 849 endforeach 850 if mpathlibs.length() == 0 851 msg = 'Dependencies missing for libmpathpersist' 852 elif cc.links(mpath_test_source_new, dependencies: mpathlibs) 853 mpathpersist = declare_dependency(dependencies: mpathlibs) 854 mpathpersist_new_api = true 855 elif cc.links(mpath_test_source_old, dependencies: mpathlibs) 856 mpathpersist = declare_dependency(dependencies: mpathlibs) 857 else 858 msg = 'Cannot detect libmpathpersist API' 859 endif 860 if not mpathpersist.found() 861 if get_option('mpath').enabled() 862 error(msg) 863 else 864 warning(msg + ', disabling') 865 endif 866 endif 867 endif 868endif 869 870iconv = not_found 871curses = not_found 872if have_system and get_option('curses').allowed() 873 curses_test = ''' 874 #if defined(__APPLE__) || defined(__OpenBSD__) 875 #define _XOPEN_SOURCE_EXTENDED 1 876 #endif 877 #include <locale.h> 878 #include <curses.h> 879 #include <wchar.h> 880 int main(void) { 881 wchar_t wch = L'w'; 882 setlocale(LC_ALL, ""); 883 resize_term(0, 0); 884 addwstr(L"wide chars\n"); 885 addnwstr(&wch, 1); 886 add_wch(WACS_DEGREE); 887 return 0; 888 }''' 889 890 curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw'] 891 curses = dependency(curses_dep_list, 892 required: false, 893 method: 'pkg-config', 894 kwargs: static_kwargs) 895 msg = get_option('curses').enabled() ? 'curses library not found' : '' 896 curses_compile_args = ['-DNCURSES_WIDECHAR=1'] 897 if curses.found() 898 if cc.links(curses_test, args: curses_compile_args, dependencies: [curses]) 899 curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses]) 900 else 901 msg = 'curses package not usable' 902 curses = not_found 903 endif 904 endif 905 if not curses.found() 906 has_curses_h = cc.has_header('curses.h', args: curses_compile_args) 907 if targetos != 'windows' and not has_curses_h 908 message('Trying with /usr/include/ncursesw') 909 curses_compile_args += ['-I/usr/include/ncursesw'] 910 has_curses_h = cc.has_header('curses.h', args: curses_compile_args) 911 endif 912 if has_curses_h 913 curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw']) 914 foreach curses_libname : curses_libname_list 915 libcurses = cc.find_library(curses_libname, 916 required: false, 917 kwargs: static_kwargs) 918 if libcurses.found() 919 if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses) 920 curses = declare_dependency(compile_args: curses_compile_args, 921 dependencies: [libcurses]) 922 break 923 else 924 msg = 'curses library not usable' 925 endif 926 endif 927 endforeach 928 endif 929 endif 930 if get_option('iconv').allowed() 931 foreach link_args : [ ['-liconv'], [] ] 932 # Programs will be linked with glib and this will bring in libiconv on FreeBSD. 933 # We need to use libiconv if available because mixing libiconv's headers with 934 # the system libc does not work. 935 # However, without adding glib to the dependencies -L/usr/local/lib will not be 936 # included in the command line and libiconv will not be found. 937 if cc.links(''' 938 #include <iconv.h> 939 int main(void) { 940 iconv_t conv = iconv_open("WCHAR_T", "UCS-2"); 941 return conv != (iconv_t) -1; 942 }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args) 943 iconv = declare_dependency(link_args: link_args, dependencies: glib) 944 break 945 endif 946 endforeach 947 endif 948 if curses.found() and not iconv.found() 949 if get_option('iconv').enabled() 950 error('iconv not available') 951 endif 952 msg = 'iconv required for curses UI but not available' 953 curses = not_found 954 endif 955 if not curses.found() and msg != '' 956 if get_option('curses').enabled() 957 error(msg) 958 else 959 warning(msg + ', disabling') 960 endif 961 endif 962endif 963 964brlapi = not_found 965if not get_option('brlapi').auto() or have_system 966 brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'], 967 required: get_option('brlapi'), 968 kwargs: static_kwargs) 969 if brlapi.found() and not cc.links(''' 970 #include <brlapi.h> 971 #include <stddef.h> 972 int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi) 973 brlapi = not_found 974 if get_option('brlapi').enabled() 975 error('could not link brlapi') 976 else 977 warning('could not link brlapi, disabling') 978 endif 979 endif 980endif 981 982sdl = not_found 983if not get_option('sdl').auto() or have_system 984 sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs) 985 sdl_image = not_found 986endif 987if sdl.found() 988 # work around 2.0.8 bug 989 sdl = declare_dependency(compile_args: '-Wno-undef', 990 dependencies: sdl) 991 sdl_image = dependency('SDL2_image', required: get_option('sdl_image'), 992 method: 'pkg-config', kwargs: static_kwargs) 993else 994 if get_option('sdl_image').enabled() 995 error('sdl-image required, but SDL was @0@'.format( 996 get_option('sdl').disabled() ? 'disabled' : 'not found')) 997 endif 998 sdl_image = not_found 999endif 1000 1001rbd = not_found 1002if not get_option('rbd').auto() or have_block 1003 librados = cc.find_library('rados', required: get_option('rbd'), 1004 kwargs: static_kwargs) 1005 librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'], 1006 required: get_option('rbd'), 1007 kwargs: static_kwargs) 1008 if librados.found() and librbd.found() 1009 if cc.links(''' 1010 #include <stdio.h> 1011 #include <rbd/librbd.h> 1012 int main(void) { 1013 rados_t cluster; 1014 rados_create(&cluster, NULL); 1015 #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0) 1016 #error 1017 #endif 1018 return 0; 1019 }''', dependencies: [librbd, librados]) 1020 rbd = declare_dependency(dependencies: [librbd, librados]) 1021 elif get_option('rbd').enabled() 1022 error('librbd >= 1.12.0 required') 1023 else 1024 warning('librbd >= 1.12.0 not found, disabling') 1025 endif 1026 endif 1027endif 1028 1029glusterfs = not_found 1030glusterfs_ftruncate_has_stat = false 1031glusterfs_iocb_has_stat = false 1032if not get_option('glusterfs').auto() or have_block 1033 glusterfs = dependency('glusterfs-api', version: '>=3', 1034 required: get_option('glusterfs'), 1035 method: 'pkg-config', kwargs: static_kwargs) 1036 if glusterfs.found() 1037 glusterfs_ftruncate_has_stat = cc.links(''' 1038 #include <glusterfs/api/glfs.h> 1039 1040 int 1041 main(void) 1042 { 1043 /* new glfs_ftruncate() passes two additional args */ 1044 return glfs_ftruncate(NULL, 0, NULL, NULL); 1045 } 1046 ''', dependencies: glusterfs) 1047 glusterfs_iocb_has_stat = cc.links(''' 1048 #include <glusterfs/api/glfs.h> 1049 1050 /* new glfs_io_cbk() passes two additional glfs_stat structs */ 1051 static void 1052 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data) 1053 {} 1054 1055 int 1056 main(void) 1057 { 1058 glfs_io_cbk iocb = &glusterfs_iocb; 1059 iocb(NULL, 0 , NULL, NULL, NULL); 1060 return 0; 1061 } 1062 ''', dependencies: glusterfs) 1063 endif 1064endif 1065 1066libssh = not_found 1067if not get_option('libssh').auto() or have_block 1068 libssh = dependency('libssh', version: '>=0.8.7', 1069 method: 'pkg-config', 1070 required: get_option('libssh'), 1071 kwargs: static_kwargs) 1072endif 1073 1074libbzip2 = not_found 1075if not get_option('bzip2').auto() or have_block 1076 libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'], 1077 required: get_option('bzip2'), 1078 kwargs: static_kwargs) 1079 if libbzip2.found() and not cc.links(''' 1080 #include <bzlib.h> 1081 int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2) 1082 libbzip2 = not_found 1083 if get_option('bzip2').enabled() 1084 error('could not link libbzip2') 1085 else 1086 warning('could not link libbzip2, disabling') 1087 endif 1088 endif 1089endif 1090 1091liblzfse = not_found 1092if not get_option('lzfse').auto() or have_block 1093 liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'], 1094 required: get_option('lzfse'), 1095 kwargs: static_kwargs) 1096endif 1097if liblzfse.found() and not cc.links(''' 1098 #include <lzfse.h> 1099 int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse) 1100 liblzfse = not_found 1101 if get_option('lzfse').enabled() 1102 error('could not link liblzfse') 1103 else 1104 warning('could not link liblzfse, disabling') 1105 endif 1106endif 1107 1108oss = not_found 1109if get_option('oss').allowed() and have_system 1110 if not cc.has_header('sys/soundcard.h') 1111 # not found 1112 elif targetos == 'netbsd' 1113 oss = cc.find_library('ossaudio', required: get_option('oss'), 1114 kwargs: static_kwargs) 1115 else 1116 oss = declare_dependency() 1117 endif 1118 1119 if not oss.found() 1120 if get_option('oss').enabled() 1121 error('OSS not found') 1122 endif 1123 endif 1124endif 1125dsound = not_found 1126if not get_option('dsound').auto() or (targetos == 'windows' and have_system) 1127 if cc.has_header('dsound.h') 1128 dsound = declare_dependency(link_args: ['-lole32', '-ldxguid']) 1129 endif 1130 1131 if not dsound.found() 1132 if get_option('dsound').enabled() 1133 error('DirectSound not found') 1134 endif 1135 endif 1136endif 1137 1138coreaudio = not_found 1139if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system) 1140 coreaudio = dependency('appleframeworks', modules: 'CoreAudio', 1141 required: get_option('coreaudio')) 1142endif 1143 1144opengl = not_found 1145if not get_option('opengl').auto() or have_system or have_vhost_user_gpu 1146 epoxy = dependency('epoxy', method: 'pkg-config', 1147 required: get_option('opengl'), kwargs: static_kwargs) 1148 if cc.has_header('epoxy/egl.h', dependencies: epoxy) 1149 opengl = epoxy 1150 elif get_option('opengl').enabled() 1151 error('epoxy/egl.h not found') 1152 endif 1153endif 1154gbm = not_found 1155if (have_system or have_tools) and (virgl.found() or opengl.found()) 1156 gbm = dependency('gbm', method: 'pkg-config', required: false, 1157 kwargs: static_kwargs) 1158endif 1159have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and opengl.found() and gbm.found() 1160 1161gnutls = not_found 1162gnutls_crypto = not_found 1163if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system) 1164 # For general TLS support our min gnutls matches 1165 # that implied by our platform support matrix 1166 # 1167 # For the crypto backends, we look for a newer 1168 # gnutls: 1169 # 1170 # Version 3.6.8 is needed to get XTS 1171 # Version 3.6.13 is needed to get PBKDF 1172 # Version 3.6.14 is needed to get HW accelerated XTS 1173 # 1174 # If newer enough gnutls isn't available, we can 1175 # still use a different crypto backend to satisfy 1176 # the platform support requirements 1177 gnutls_crypto = dependency('gnutls', version: '>=3.6.14', 1178 method: 'pkg-config', 1179 required: false, 1180 kwargs: static_kwargs) 1181 if gnutls_crypto.found() 1182 gnutls = gnutls_crypto 1183 else 1184 # Our min version if all we need is TLS 1185 gnutls = dependency('gnutls', version: '>=3.5.18', 1186 method: 'pkg-config', 1187 required: get_option('gnutls'), 1188 kwargs: static_kwargs) 1189 endif 1190endif 1191 1192# We prefer use of gnutls for crypto, unless the options 1193# explicitly asked for nettle or gcrypt. 1194# 1195# If gnutls isn't available for crypto, then we'll prefer 1196# gcrypt over nettle for performance reasons. 1197gcrypt = not_found 1198nettle = not_found 1199hogweed = not_found 1200xts = 'none' 1201 1202if get_option('nettle').enabled() and get_option('gcrypt').enabled() 1203 error('Only one of gcrypt & nettle can be enabled') 1204endif 1205 1206# Explicit nettle/gcrypt request, so ignore gnutls for crypto 1207if get_option('nettle').enabled() or get_option('gcrypt').enabled() 1208 gnutls_crypto = not_found 1209endif 1210 1211if not gnutls_crypto.found() 1212 if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled() 1213 gcrypt = dependency('libgcrypt', version: '>=1.8', 1214 method: 'config-tool', 1215 required: get_option('gcrypt'), 1216 kwargs: static_kwargs) 1217 # Debian has removed -lgpg-error from libgcrypt-config 1218 # as it "spreads unnecessary dependencies" which in 1219 # turn breaks static builds... 1220 if gcrypt.found() and enable_static 1221 gcrypt = declare_dependency(dependencies: [ 1222 gcrypt, 1223 cc.find_library('gpg-error', required: true, kwargs: static_kwargs)]) 1224 endif 1225 endif 1226 if (not get_option('nettle').auto() or have_system) and not gcrypt.found() 1227 nettle = dependency('nettle', version: '>=3.4', 1228 method: 'pkg-config', 1229 required: get_option('nettle'), 1230 kwargs: static_kwargs) 1231 if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle) 1232 xts = 'private' 1233 endif 1234 endif 1235endif 1236 1237gmp = dependency('gmp', required: false, method: 'pkg-config', kwargs: static_kwargs) 1238if nettle.found() and gmp.found() 1239 hogweed = dependency('hogweed', version: '>=3.4', 1240 method: 'pkg-config', 1241 required: get_option('nettle'), 1242 kwargs: static_kwargs) 1243endif 1244 1245 1246gtk = not_found 1247gtkx11 = not_found 1248vte = not_found 1249if not get_option('gtk').auto() or have_system 1250 gtk = dependency('gtk+-3.0', version: '>=3.22.0', 1251 method: 'pkg-config', 1252 required: get_option('gtk'), 1253 kwargs: static_kwargs) 1254 if gtk.found() 1255 gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0', 1256 method: 'pkg-config', 1257 required: false, 1258 kwargs: static_kwargs) 1259 gtk = declare_dependency(dependencies: [gtk, gtkx11]) 1260 1261 if not get_option('vte').auto() or have_system 1262 vte = dependency('vte-2.91', 1263 method: 'pkg-config', 1264 required: get_option('vte'), 1265 kwargs: static_kwargs) 1266 endif 1267 endif 1268endif 1269 1270x11 = not_found 1271if gtkx11.found() 1272 x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(), 1273 kwargs: static_kwargs) 1274endif 1275png = not_found 1276if get_option('png').allowed() and have_system 1277 png = dependency('libpng', version: '>=1.6.34', required: get_option('png'), 1278 method: 'pkg-config', kwargs: static_kwargs) 1279endif 1280vnc = not_found 1281jpeg = not_found 1282sasl = not_found 1283if get_option('vnc').allowed() and have_system 1284 vnc = declare_dependency() # dummy dependency 1285 jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'), 1286 method: 'pkg-config', kwargs: static_kwargs) 1287 sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'], 1288 required: get_option('vnc_sasl'), 1289 kwargs: static_kwargs) 1290 if sasl.found() 1291 sasl = declare_dependency(dependencies: sasl, 1292 compile_args: '-DSTRUCT_IOVEC_DEFINED') 1293 endif 1294endif 1295 1296pam = not_found 1297if not get_option('auth_pam').auto() or have_system 1298 pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'], 1299 required: get_option('auth_pam'), 1300 kwargs: static_kwargs) 1301endif 1302if pam.found() and not cc.links(''' 1303 #include <stddef.h> 1304 #include <security/pam_appl.h> 1305 int main(void) { 1306 const char *service_name = "qemu"; 1307 const char *user = "frank"; 1308 const struct pam_conv pam_conv = { 0 }; 1309 pam_handle_t *pamh = NULL; 1310 pam_start(service_name, user, &pam_conv, &pamh); 1311 return 0; 1312 }''', dependencies: pam) 1313 pam = not_found 1314 if get_option('auth_pam').enabled() 1315 error('could not link libpam') 1316 else 1317 warning('could not link libpam, disabling') 1318 endif 1319endif 1320 1321snappy = not_found 1322if not get_option('snappy').auto() or have_system 1323 snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'], 1324 required: get_option('snappy'), 1325 kwargs: static_kwargs) 1326endif 1327if snappy.found() and not linker.links(''' 1328 #include <snappy-c.h> 1329 int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy) 1330 snappy = not_found 1331 if get_option('snappy').enabled() 1332 error('could not link libsnappy') 1333 else 1334 warning('could not link libsnappy, disabling') 1335 endif 1336endif 1337 1338lzo = not_found 1339if not get_option('lzo').auto() or have_system 1340 lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'], 1341 required: get_option('lzo'), 1342 kwargs: static_kwargs) 1343endif 1344if lzo.found() and not cc.links(''' 1345 #include <lzo/lzo1x.h> 1346 int main(void) { lzo_version(); return 0; }''', dependencies: lzo) 1347 lzo = not_found 1348 if get_option('lzo').enabled() 1349 error('could not link liblzo2') 1350 else 1351 warning('could not link liblzo2, disabling') 1352 endif 1353endif 1354 1355numa = not_found 1356if not get_option('numa').auto() or have_system or have_tools 1357 numa = cc.find_library('numa', has_headers: ['numa.h'], 1358 required: get_option('numa'), 1359 kwargs: static_kwargs) 1360endif 1361if numa.found() and not cc.links(''' 1362 #include <numa.h> 1363 int main(void) { return numa_available(); } 1364 ''', dependencies: numa) 1365 numa = not_found 1366 if get_option('numa').enabled() 1367 error('could not link numa') 1368 else 1369 warning('could not link numa, disabling') 1370 endif 1371endif 1372 1373rdma = not_found 1374if not get_option('rdma').auto() or have_system 1375 libumad = cc.find_library('ibumad', required: get_option('rdma')) 1376 rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'], 1377 required: get_option('rdma'), 1378 kwargs: static_kwargs), 1379 cc.find_library('ibverbs', required: get_option('rdma'), 1380 kwargs: static_kwargs), 1381 libumad] 1382 rdma = declare_dependency(dependencies: rdma_libs) 1383 foreach lib: rdma_libs 1384 if not lib.found() 1385 rdma = not_found 1386 endif 1387 endforeach 1388endif 1389 1390xen = not_found 1391if get_option('xen').enabled() or (get_option('xen').auto() and have_system) 1392 xencontrol = dependency('xencontrol', required: false, 1393 method: 'pkg-config', kwargs: static_kwargs) 1394 if xencontrol.found() 1395 xen_pc = declare_dependency(version: xencontrol.version(), 1396 dependencies: [ 1397 xencontrol, 1398 # disabler: true makes xen_pc.found() return false if any is not found 1399 dependency('xenstore', required: false, 1400 method: 'pkg-config', kwargs: static_kwargs, 1401 disabler: true), 1402 dependency('xenforeignmemory', required: false, 1403 method: 'pkg-config', kwargs: static_kwargs, 1404 disabler: true), 1405 dependency('xengnttab', required: false, 1406 method: 'pkg-config', kwargs: static_kwargs, 1407 disabler: true), 1408 dependency('xenevtchn', required: false, 1409 method: 'pkg-config', kwargs: static_kwargs, 1410 disabler: true), 1411 dependency('xendevicemodel', required: false, 1412 method: 'pkg-config', kwargs: static_kwargs, 1413 disabler: true), 1414 # optional, no "disabler: true" 1415 dependency('xentoolcore', required: false, 1416 method: 'pkg-config', kwargs: static_kwargs)]) 1417 if xen_pc.found() 1418 xen = xen_pc 1419 endif 1420 endif 1421 if not xen.found() 1422 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' ] 1423 xen_libs = { 1424 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ], 1425 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ], 1426 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1427 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1428 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1429 '4.6.0': [ 'xenstore', 'xenctrl' ], 1430 '4.5.0': [ 'xenstore', 'xenctrl' ], 1431 '4.2.0': [ 'xenstore', 'xenctrl' ], 1432 } 1433 xen_deps = {} 1434 foreach ver: xen_tests 1435 # cache the various library tests to avoid polluting the logs 1436 xen_test_deps = [] 1437 foreach l: xen_libs[ver] 1438 if l not in xen_deps 1439 xen_deps += { l: cc.find_library(l, required: false) } 1440 endif 1441 xen_test_deps += xen_deps[l] 1442 endforeach 1443 1444 # Use -D to pick just one of the test programs in scripts/xen-detect.c 1445 xen_version = ver.split('.') 1446 xen_ctrl_version = xen_version[0] + \ 1447 ('0' + xen_version[1]).substring(-2) + \ 1448 ('0' + xen_version[2]).substring(-2) 1449 if cc.links(files('scripts/xen-detect.c'), 1450 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version, 1451 dependencies: xen_test_deps) 1452 xen = declare_dependency(version: ver, dependencies: xen_test_deps) 1453 break 1454 endif 1455 endforeach 1456 endif 1457 if xen.found() 1458 accelerators += 'CONFIG_XEN' 1459 elif get_option('xen').enabled() 1460 error('could not compile and link Xen test program') 1461 endif 1462endif 1463have_xen_pci_passthrough = get_option('xen_pci_passthrough') \ 1464 .require(xen.found(), 1465 error_message: 'Xen PCI passthrough requested but Xen not enabled') \ 1466 .require(targetos == 'linux', 1467 error_message: 'Xen PCI passthrough not available on this platform') \ 1468 .allowed() 1469 1470 1471cacard = not_found 1472if not get_option('smartcard').auto() or have_system 1473 cacard = dependency('libcacard', required: get_option('smartcard'), 1474 version: '>=2.5.1', method: 'pkg-config', 1475 kwargs: static_kwargs) 1476endif 1477u2f = not_found 1478if have_system 1479 u2f = dependency('u2f-emu', required: get_option('u2f'), 1480 method: 'pkg-config', 1481 kwargs: static_kwargs) 1482endif 1483canokey = not_found 1484if have_system 1485 canokey = dependency('canokey-qemu', required: get_option('canokey'), 1486 method: 'pkg-config', 1487 kwargs: static_kwargs) 1488endif 1489usbredir = not_found 1490if not get_option('usb_redir').auto() or have_system 1491 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'), 1492 version: '>=0.6', method: 'pkg-config', 1493 kwargs: static_kwargs) 1494endif 1495libusb = not_found 1496if not get_option('libusb').auto() or have_system 1497 libusb = dependency('libusb-1.0', required: get_option('libusb'), 1498 version: '>=1.0.13', method: 'pkg-config', 1499 kwargs: static_kwargs) 1500endif 1501 1502libpmem = not_found 1503if not get_option('libpmem').auto() or have_system 1504 libpmem = dependency('libpmem', required: get_option('libpmem'), 1505 method: 'pkg-config', kwargs: static_kwargs) 1506endif 1507libdaxctl = not_found 1508if not get_option('libdaxctl').auto() or have_system 1509 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'), 1510 version: '>=57', method: 'pkg-config', 1511 kwargs: static_kwargs) 1512endif 1513tasn1 = not_found 1514if gnutls.found() 1515 tasn1 = dependency('libtasn1', 1516 method: 'pkg-config', 1517 kwargs: static_kwargs) 1518endif 1519keyutils = dependency('libkeyutils', required: false, 1520 method: 'pkg-config', kwargs: static_kwargs) 1521 1522has_gettid = cc.has_function('gettid') 1523 1524# libselinux 1525selinux = dependency('libselinux', 1526 required: get_option('selinux'), 1527 method: 'pkg-config', kwargs: static_kwargs) 1528 1529# Malloc tests 1530 1531malloc = [] 1532if get_option('malloc') == 'system' 1533 has_malloc_trim = \ 1534 get_option('malloc_trim').allowed() and \ 1535 cc.links('''#include <malloc.h> 1536 int main(void) { malloc_trim(0); return 0; }''') 1537else 1538 has_malloc_trim = false 1539 malloc = cc.find_library(get_option('malloc'), required: true) 1540endif 1541if not has_malloc_trim and get_option('malloc_trim').enabled() 1542 if get_option('malloc') == 'system' 1543 error('malloc_trim not available on this platform.') 1544 else 1545 error('malloc_trim not available with non-libc memory allocator') 1546 endif 1547endif 1548 1549# Check whether the glibc provides statx() 1550 1551gnu_source_prefix = ''' 1552 #ifndef _GNU_SOURCE 1553 #define _GNU_SOURCE 1554 #endif 1555''' 1556statx_test = gnu_source_prefix + ''' 1557 #include <sys/stat.h> 1558 int main(void) { 1559 struct statx statxbuf; 1560 statx(0, "", 0, STATX_BASIC_STATS, &statxbuf); 1561 return 0; 1562 }''' 1563 1564has_statx = cc.links(statx_test) 1565 1566# Check whether statx() provides mount ID information 1567 1568statx_mnt_id_test = gnu_source_prefix + ''' 1569 #include <sys/stat.h> 1570 int main(void) { 1571 struct statx statxbuf; 1572 statx(0, "", 0, STATX_BASIC_STATS | STATX_MNT_ID, &statxbuf); 1573 return statxbuf.stx_mnt_id; 1574 }''' 1575 1576has_statx_mnt_id = cc.links(statx_mnt_id_test) 1577 1578have_vhost_user_blk_server = get_option('vhost_user_blk_server') \ 1579 .require(targetos == 'linux', 1580 error_message: 'vhost_user_blk_server requires linux') \ 1581 .require(have_vhost_user, 1582 error_message: 'vhost_user_blk_server requires vhost-user support') \ 1583 .disable_auto_if(not have_tools and not have_system) \ 1584 .allowed() 1585 1586if get_option('fuse').disabled() and get_option('fuse_lseek').enabled() 1587 error('Cannot enable fuse-lseek while fuse is disabled') 1588endif 1589 1590fuse = dependency('fuse3', required: get_option('fuse'), 1591 version: '>=3.1', method: 'pkg-config', 1592 kwargs: static_kwargs) 1593 1594fuse_lseek = not_found 1595if get_option('fuse_lseek').allowed() 1596 if fuse.version().version_compare('>=3.8') 1597 # Dummy dependency 1598 fuse_lseek = declare_dependency() 1599 elif get_option('fuse_lseek').enabled() 1600 if fuse.found() 1601 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version()) 1602 else 1603 error('fuse-lseek requires libfuse, which was not found') 1604 endif 1605 endif 1606endif 1607 1608have_libvduse = (targetos == 'linux') 1609if get_option('libvduse').enabled() 1610 if targetos != 'linux' 1611 error('libvduse requires linux') 1612 endif 1613elif get_option('libvduse').disabled() 1614 have_libvduse = false 1615endif 1616 1617have_vduse_blk_export = (have_libvduse and targetos == 'linux') 1618if get_option('vduse_blk_export').enabled() 1619 if targetos != 'linux' 1620 error('vduse_blk_export requires linux') 1621 elif not have_libvduse 1622 error('vduse_blk_export requires libvduse support') 1623 endif 1624elif get_option('vduse_blk_export').disabled() 1625 have_vduse_blk_export = false 1626endif 1627 1628# libbpf 1629libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config') 1630if libbpf.found() and not cc.links(''' 1631 #include <bpf/libbpf.h> 1632 int main(void) 1633 { 1634 bpf_object__destroy_skeleton(NULL); 1635 return 0; 1636 }''', dependencies: libbpf) 1637 libbpf = not_found 1638 if get_option('bpf').enabled() 1639 error('libbpf skeleton test failed') 1640 else 1641 warning('libbpf skeleton test failed, disabling') 1642 endif 1643endif 1644 1645################# 1646# config-host.h # 1647################# 1648 1649audio_drivers_selected = [] 1650if have_system 1651 audio_drivers_available = { 1652 'alsa': alsa.found(), 1653 'coreaudio': coreaudio.found(), 1654 'dsound': dsound.found(), 1655 'jack': jack.found(), 1656 'oss': oss.found(), 1657 'pa': pulse.found(), 1658 'sdl': sdl.found(), 1659 'sndio': sndio.found(), 1660 } 1661 foreach k, v: audio_drivers_available 1662 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v) 1663 endforeach 1664 1665 # Default to native drivers first, OSS second, SDL third 1666 audio_drivers_priority = \ 1667 [ 'pa', 'coreaudio', 'dsound', 'sndio', 'oss' ] + \ 1668 (targetos == 'linux' ? [] : [ 'sdl' ]) 1669 audio_drivers_default = [] 1670 foreach k: audio_drivers_priority 1671 if audio_drivers_available[k] 1672 audio_drivers_default += k 1673 endif 1674 endforeach 1675 1676 foreach k: get_option('audio_drv_list') 1677 if k == 'default' 1678 audio_drivers_selected += audio_drivers_default 1679 elif not audio_drivers_available[k] 1680 error('Audio driver "@0@" not available.'.format(k)) 1681 else 1682 audio_drivers_selected += k 1683 endif 1684 endforeach 1685endif 1686config_host_data.set('CONFIG_AUDIO_DRIVERS', 1687 '"' + '", "'.join(audio_drivers_selected) + '", ') 1688 1689if get_option('cfi') 1690 cfi_flags=[] 1691 # Check for dependency on LTO 1692 if not get_option('b_lto') 1693 error('Selected Control-Flow Integrity but LTO is disabled') 1694 endif 1695 if config_host.has_key('CONFIG_MODULES') 1696 error('Selected Control-Flow Integrity is not compatible with modules') 1697 endif 1698 # Check for cfi flags. CFI requires LTO so we can't use 1699 # get_supported_arguments, but need a more complex "compiles" which allows 1700 # custom arguments 1701 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall', 1702 args: ['-flto', '-fsanitize=cfi-icall'] ) 1703 cfi_flags += '-fsanitize=cfi-icall' 1704 else 1705 error('-fsanitize=cfi-icall is not supported by the compiler') 1706 endif 1707 if cc.compiles('int main () { return 0; }', 1708 name: '-fsanitize-cfi-icall-generalize-pointers', 1709 args: ['-flto', '-fsanitize=cfi-icall', 1710 '-fsanitize-cfi-icall-generalize-pointers'] ) 1711 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers' 1712 else 1713 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler') 1714 endif 1715 if get_option('cfi_debug') 1716 if cc.compiles('int main () { return 0; }', 1717 name: '-fno-sanitize-trap=cfi-icall', 1718 args: ['-flto', '-fsanitize=cfi-icall', 1719 '-fno-sanitize-trap=cfi-icall'] ) 1720 cfi_flags += '-fno-sanitize-trap=cfi-icall' 1721 else 1722 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler') 1723 endif 1724 endif 1725 add_global_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc']) 1726 add_global_link_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc']) 1727endif 1728 1729have_host_block_device = (targetos != 'darwin' or 1730 cc.has_header('IOKit/storage/IOMedia.h')) 1731 1732dbus_display = get_option('dbus_display') \ 1733 .require(gio.version().version_compare('>=2.64'), 1734 error_message: '-display dbus requires glib>=2.64') \ 1735 .require(gdbus_codegen.found(), 1736 error_message: gdbus_codegen_error.format('-display dbus')) \ 1737 .require(opengl.found() and gbm.found(), 1738 error_message: '-display dbus requires epoxy/egl and gbm') \ 1739 .allowed() 1740 1741have_virtfs = get_option('virtfs') \ 1742 .require(targetos == 'linux' or targetos == 'darwin', 1743 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \ 1744 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'), 1745 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \ 1746 .require(targetos == 'darwin' or (libattr.found() and libcap_ng.found()), 1747 error_message: 'virtio-9p (virtfs) on Linux requires libcap-ng-devel and libattr-devel') \ 1748 .disable_auto_if(not have_tools and not have_system) \ 1749 .allowed() 1750 1751have_virtfs_proxy_helper = targetos != 'darwin' and have_virtfs and have_tools 1752 1753if get_option('block_drv_ro_whitelist') == '' 1754 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '') 1755else 1756 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', 1757 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ') 1758endif 1759if get_option('block_drv_rw_whitelist') == '' 1760 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '') 1761else 1762 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', 1763 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ') 1764endif 1765 1766foreach k : get_option('trace_backends') 1767 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true) 1768endforeach 1769config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file')) 1770config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority')) 1771if iasl.found() 1772 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path()) 1773endif 1774config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir')) 1775config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix')) 1776config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir) 1777config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir) 1778config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir) 1779 1780qemu_firmwarepath = '' 1781foreach k : get_option('qemu_firmwarepath') 1782 qemu_firmwarepath += '"' + get_option('prefix') / k + '", ' 1783endforeach 1784config_host_data.set('CONFIG_QEMU_FIRMWAREPATH', qemu_firmwarepath) 1785 1786config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir')) 1787config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir) 1788config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir')) 1789config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir')) 1790config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir) 1791config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir')) 1792 1793if config_host.has_key('CONFIG_MODULES') 1794 config_host_data.set('CONFIG_STAMP', run_command( 1795 meson.current_source_dir() / 'scripts/qemu-stamp.py', 1796 meson.project_version(), get_option('pkgversion'), '--', 1797 meson.current_source_dir() / 'configure', 1798 capture: true, check: true).stdout().strip()) 1799endif 1800 1801have_slirp_smbd = get_option('slirp_smbd') \ 1802 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \ 1803 .allowed() 1804if have_slirp_smbd 1805 smbd_path = get_option('smbd') 1806 if smbd_path == '' 1807 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd') 1808 endif 1809 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path) 1810endif 1811 1812config_host_data.set('HOST_' + host_arch.to_upper(), 1) 1813 1814if get_option('module_upgrades') and not enable_modules 1815 error('Cannot enable module-upgrades as modules are not enabled') 1816endif 1817config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades')) 1818 1819config_host_data.set('CONFIG_ATTR', libattr.found()) 1820config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools')) 1821config_host_data.set('CONFIG_BRLAPI', brlapi.found()) 1822config_host_data.set('CONFIG_COCOA', cocoa.found()) 1823config_host_data.set('CONFIG_FUZZ', get_option('fuzzing')) 1824config_host_data.set('CONFIG_GCOV', get_option('b_coverage')) 1825config_host_data.set('CONFIG_LIBUDEV', libudev.found()) 1826config_host_data.set('CONFIG_LZO', lzo.found()) 1827config_host_data.set('CONFIG_MPATH', mpathpersist.found()) 1828config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api) 1829config_host_data.set('CONFIG_BLKIO', blkio.found()) 1830config_host_data.set('CONFIG_CURL', curl.found()) 1831config_host_data.set('CONFIG_CURSES', curses.found()) 1832config_host_data.set('CONFIG_GBM', gbm.found()) 1833config_host_data.set('CONFIG_GIO', gio.found()) 1834config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found()) 1835if glusterfs.found() 1836 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4')) 1837 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5')) 1838 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6')) 1839 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6')) 1840 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat) 1841 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat) 1842endif 1843config_host_data.set('CONFIG_GTK', gtk.found()) 1844config_host_data.set('CONFIG_VTE', vte.found()) 1845config_host_data.set('CONFIG_LIBATTR', have_old_libattr) 1846config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found()) 1847config_host_data.set('CONFIG_EBPF', libbpf.found()) 1848config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found()) 1849config_host_data.set('CONFIG_LIBISCSI', libiscsi.found()) 1850config_host_data.set('CONFIG_LIBNFS', libnfs.found()) 1851config_host_data.set('CONFIG_LIBSSH', libssh.found()) 1852config_host_data.set('CONFIG_LINUX_AIO', libaio.found()) 1853config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found()) 1854config_host_data.set('CONFIG_LIBPMEM', libpmem.found()) 1855config_host_data.set('CONFIG_NUMA', numa.found()) 1856config_host_data.set('CONFIG_OPENGL', opengl.found()) 1857config_host_data.set('CONFIG_PROFILER', get_option('profiler')) 1858config_host_data.set('CONFIG_RBD', rbd.found()) 1859config_host_data.set('CONFIG_RDMA', rdma.found()) 1860config_host_data.set('CONFIG_SDL', sdl.found()) 1861config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found()) 1862config_host_data.set('CONFIG_SECCOMP', seccomp.found()) 1863if seccomp.found() 1864 config_host_data.set('CONFIG_SECCOMP_SYSRAWRC', seccomp_has_sysrawrc) 1865endif 1866config_host_data.set('CONFIG_SNAPPY', snappy.found()) 1867config_host_data.set('CONFIG_TPM', have_tpm) 1868config_host_data.set('CONFIG_USB_LIBUSB', libusb.found()) 1869config_host_data.set('CONFIG_VDE', vde.found()) 1870config_host_data.set('CONFIG_VHOST_NET', have_vhost_net) 1871config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user) 1872config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa) 1873config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel) 1874config_host_data.set('CONFIG_VHOST_USER', have_vhost_user) 1875config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto) 1876config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa) 1877config_host_data.set('CONFIG_VMNET', vmnet.found()) 1878config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server) 1879config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export) 1880config_host_data.set('CONFIG_PNG', png.found()) 1881config_host_data.set('CONFIG_VNC', vnc.found()) 1882config_host_data.set('CONFIG_VNC_JPEG', jpeg.found()) 1883config_host_data.set('CONFIG_VNC_SASL', sasl.found()) 1884config_host_data.set('CONFIG_VIRTFS', have_virtfs) 1885config_host_data.set('CONFIG_VTE', vte.found()) 1886config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found()) 1887config_host_data.set('CONFIG_KEYUTILS', keyutils.found()) 1888config_host_data.set('CONFIG_GETTID', has_gettid) 1889config_host_data.set('CONFIG_GNUTLS', gnutls.found()) 1890config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found()) 1891config_host_data.set('CONFIG_TASN1', tasn1.found()) 1892config_host_data.set('CONFIG_GCRYPT', gcrypt.found()) 1893config_host_data.set('CONFIG_NETTLE', nettle.found()) 1894config_host_data.set('CONFIG_HOGWEED', hogweed.found()) 1895config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private') 1896config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim) 1897config_host_data.set('CONFIG_STATX', has_statx) 1898config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id) 1899config_host_data.set('CONFIG_ZSTD', zstd.found()) 1900config_host_data.set('CONFIG_FUSE', fuse.found()) 1901config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found()) 1902config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found()) 1903if spice_protocol.found() 1904config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0]) 1905config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1]) 1906config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2]) 1907endif 1908config_host_data.set('CONFIG_SPICE', spice.found()) 1909config_host_data.set('CONFIG_X11', x11.found()) 1910config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display) 1911config_host_data.set('CONFIG_CFI', get_option('cfi')) 1912config_host_data.set('CONFIG_SELINUX', selinux.found()) 1913config_host_data.set('CONFIG_XEN_BACKEND', xen.found()) 1914if xen.found() 1915 # protect from xen.version() having less than three components 1916 xen_version = xen.version().split('.') + ['0', '0'] 1917 xen_ctrl_version = xen_version[0] + \ 1918 ('0' + xen_version[1]).substring(-2) + \ 1919 ('0' + xen_version[2]).substring(-2) 1920 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version) 1921endif 1922config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version())) 1923config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0]) 1924config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1]) 1925config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2]) 1926 1927config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf) 1928config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device) 1929 1930have_coroutine_pool = get_option('coroutine_pool') 1931if get_option('debug_stack_usage') and have_coroutine_pool 1932 message('Disabling coroutine pool to measure stack usage') 1933 have_coroutine_pool = false 1934endif 1935config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool) 1936config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex')) 1937config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage')) 1938config_host_data.set('CONFIG_GPROF', get_option('gprof')) 1939config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed()) 1940config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug')) 1941config_host_data.set('CONFIG_REPLICATION', get_option('replication').allowed()) 1942 1943# has_header 1944config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h')) 1945config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h')) 1946config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h')) 1947config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h')) 1948config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h')) 1949config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h')) 1950config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h')) 1951config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h')) 1952config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h')) 1953if targetos == 'windows' 1954 config_host_data.set('HAVE_AFUNIX_H', cc.has_header('afunix.h')) 1955endif 1956 1957# has_function 1958config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4')) 1959config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime')) 1960config_host_data.set('CONFIG_DUP3', cc.has_function('dup3')) 1961config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate')) 1962config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate')) 1963# Note that we need to specify prefix: here to avoid incorrectly 1964# thinking that Windows has posix_memalign() 1965config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>')) 1966config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc')) 1967config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc')) 1968config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign')) 1969config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll')) 1970config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>')) 1971config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np')) 1972config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile')) 1973config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare')) 1974config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs')) 1975config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range')) 1976config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create')) 1977config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range')) 1978config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs')) 1979config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util)) 1980config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul')) 1981config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>')) 1982if rbd.found() 1983 config_host_data.set('HAVE_RBD_NAMESPACE_EXISTS', 1984 cc.has_function('rbd_namespace_exists', 1985 dependencies: rbd, 1986 prefix: '#include <rbd/librbd.h>')) 1987endif 1988if rdma.found() 1989 config_host_data.set('HAVE_IBV_ADVISE_MR', 1990 cc.has_function('ibv_advise_mr', 1991 dependencies: rdma, 1992 prefix: '#include <infiniband/verbs.h>')) 1993endif 1994 1995# has_header_symbol 1996config_host_data.set('CONFIG_BYTESWAP_H', 1997 cc.has_header_symbol('byteswap.h', 'bswap_32')) 1998config_host_data.set('CONFIG_EPOLL_CREATE1', 1999 cc.has_header_symbol('sys/epoll.h', 'epoll_create1')) 2000config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE', 2001 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and 2002 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE')) 2003config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE', 2004 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE')) 2005config_host_data.set('CONFIG_FIEMAP', 2006 cc.has_header('linux/fiemap.h') and 2007 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP')) 2008config_host_data.set('CONFIG_GETRANDOM', 2009 cc.has_function('getrandom') and 2010 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK')) 2011config_host_data.set('CONFIG_INOTIFY', 2012 cc.has_header_symbol('sys/inotify.h', 'inotify_init')) 2013config_host_data.set('CONFIG_INOTIFY1', 2014 cc.has_header_symbol('sys/inotify.h', 'inotify_init1')) 2015config_host_data.set('CONFIG_MACHINE_BSWAP_H', 2016 cc.has_header_symbol('machine/bswap.h', 'bswap32', 2017 prefix: '''#include <sys/endian.h> 2018 #include <sys/types.h>''')) 2019config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK', 2020 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK')) 2021config_host_data.set('CONFIG_RTNETLINK', 2022 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN')) 2023config_host_data.set('CONFIG_SYSMACROS', 2024 cc.has_header_symbol('sys/sysmacros.h', 'makedev')) 2025config_host_data.set('HAVE_OPTRESET', 2026 cc.has_header_symbol('getopt.h', 'optreset')) 2027config_host_data.set('HAVE_IPPROTO_MPTCP', 2028 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP')) 2029config_host_data.set('HAVE_SYS_MOUNT_FSCONFIG', 2030 cc.has_header_symbol('sys/mount.h', 'FSCONFIG_SET_FLAG')) 2031 2032# has_member 2033config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID', 2034 cc.has_member('struct sigevent', 'sigev_notify_thread_id', 2035 prefix: '#include <signal.h>')) 2036config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM', 2037 cc.has_member('struct stat', 'st_atim', 2038 prefix: '#include <sys/stat.h>')) 2039 2040# has_type 2041config_host_data.set('CONFIG_IOVEC', 2042 cc.has_type('struct iovec', 2043 prefix: '#include <sys/uio.h>')) 2044config_host_data.set('HAVE_UTMPX', 2045 cc.has_type('struct utmpx', 2046 prefix: '#include <utmpx.h>')) 2047 2048config_host_data.set('CONFIG_EVENTFD', cc.links(''' 2049 #include <sys/eventfd.h> 2050 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }''')) 2051config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + ''' 2052 #include <unistd.h> 2053 int main(void) { 2054 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0 2055 return fdatasync(0); 2056 #else 2057 #error Not supported 2058 #endif 2059 }''')) 2060 2061has_madvise = cc.links(gnu_source_prefix + ''' 2062 #include <sys/types.h> 2063 #include <sys/mman.h> 2064 #include <stddef.h> 2065 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''') 2066missing_madvise_proto = false 2067if has_madvise 2068 # Some platforms (illumos and Solaris before Solaris 11) provide madvise() 2069 # but forget to prototype it. In this case, has_madvise will be true (the 2070 # test program links despite a compile warning). To detect the 2071 # missing-prototype case, we try again with a definitely-bogus prototype. 2072 # This will only compile if the system headers don't provide the prototype; 2073 # otherwise the conflicting prototypes will cause a compiler error. 2074 missing_madvise_proto = cc.links(gnu_source_prefix + ''' 2075 #include <sys/types.h> 2076 #include <sys/mman.h> 2077 #include <stddef.h> 2078 extern int madvise(int); 2079 int main(void) { return madvise(0); }''') 2080endif 2081config_host_data.set('CONFIG_MADVISE', has_madvise) 2082config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto) 2083 2084config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + ''' 2085 #include <sys/mman.h> 2086 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }''')) 2087config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + ''' 2088 #include <fcntl.h> 2089 #if !defined(AT_EMPTY_PATH) 2090 # error missing definition 2091 #else 2092 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); } 2093 #endif''')) 2094config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + ''' 2095 #include <sys/mman.h> 2096 #include <stddef.h> 2097 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }''')) 2098 2099config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + ''' 2100 #include <pthread.h> 2101 2102 static void *f(void *p) { return NULL; } 2103 int main(void) 2104 { 2105 pthread_t thread; 2106 pthread_create(&thread, 0, f, 0); 2107 pthread_setname_np(thread, "QEMU"); 2108 return 0; 2109 }''', dependencies: threads)) 2110config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + ''' 2111 #include <pthread.h> 2112 2113 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; } 2114 int main(void) 2115 { 2116 pthread_t thread; 2117 pthread_create(&thread, 0, f, 0); 2118 return 0; 2119 }''', dependencies: threads)) 2120config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + ''' 2121 #include <pthread.h> 2122 #include <time.h> 2123 2124 int main(void) 2125 { 2126 pthread_condattr_t attr 2127 pthread_condattr_init(&attr); 2128 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC); 2129 return 0; 2130 }''', dependencies: threads)) 2131config_host_data.set('CONFIG_PTHREAD_AFFINITY_NP', cc.links(gnu_source_prefix + ''' 2132 #include <pthread.h> 2133 2134 static void *f(void *p) { return NULL; } 2135 int main(void) 2136 { 2137 int setsize = CPU_ALLOC_SIZE(64); 2138 pthread_t thread; 2139 cpu_set_t *cpuset; 2140 pthread_create(&thread, 0, f, 0); 2141 cpuset = CPU_ALLOC(64); 2142 CPU_ZERO_S(setsize, cpuset); 2143 pthread_setaffinity_np(thread, setsize, cpuset); 2144 pthread_getaffinity_np(thread, setsize, cpuset); 2145 CPU_FREE(cpuset); 2146 return 0; 2147 }''', dependencies: threads)) 2148config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + ''' 2149 #include <sys/signalfd.h> 2150 #include <stddef.h> 2151 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }''')) 2152config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + ''' 2153 #include <unistd.h> 2154 #include <fcntl.h> 2155 #include <limits.h> 2156 2157 int main(void) 2158 { 2159 int len, fd = 0; 2160 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK); 2161 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE); 2162 return 0; 2163 }''')) 2164 2165config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + ''' 2166 #include <sys/mman.h> 2167 int main(int argc, char *argv[]) { 2168 return mlockall(MCL_FUTURE); 2169 }''')) 2170 2171have_l2tpv3 = false 2172if get_option('l2tpv3').allowed() and have_system 2173 have_l2tpv3 = cc.has_type('struct mmsghdr', 2174 prefix: gnu_source_prefix + ''' 2175 #include <sys/socket.h> 2176 #include <linux/ip.h>''') 2177endif 2178config_host_data.set('CONFIG_L2TPV3', have_l2tpv3) 2179 2180have_netmap = false 2181if get_option('netmap').allowed() and have_system 2182 have_netmap = cc.compiles(''' 2183 #include <inttypes.h> 2184 #include <net/if.h> 2185 #include <net/netmap.h> 2186 #include <net/netmap_user.h> 2187 #if (NETMAP_API < 11) || (NETMAP_API > 15) 2188 #error 2189 #endif 2190 int main(void) { return 0; }''') 2191 if not have_netmap and get_option('netmap').enabled() 2192 error('Netmap headers not available') 2193 endif 2194endif 2195config_host_data.set('CONFIG_NETMAP', have_netmap) 2196 2197# Work around a system header bug with some kernel/XFS header 2198# versions where they both try to define 'struct fsxattr': 2199# xfs headers will not try to redefine structs from linux headers 2200# if this macro is set. 2201config_host_data.set('HAVE_FSXATTR', cc.links(''' 2202 #include <linux/fs.h> 2203 struct fsxattr foo; 2204 int main(void) { 2205 return 0; 2206 }''')) 2207 2208# Some versions of Mac OS X incorrectly define SIZE_MAX 2209config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles(''' 2210 #include <stdint.h> 2211 #include <stdio.h> 2212 int main(int argc, char *argv[]) { 2213 return printf("%zu", SIZE_MAX); 2214 }''', args: ['-Werror'])) 2215 2216atomic_test = ''' 2217 #include <stdint.h> 2218 int main(void) 2219 { 2220 @0@ x = 0, y = 0; 2221 y = __atomic_load_n(&x, __ATOMIC_RELAXED); 2222 __atomic_store_n(&x, y, __ATOMIC_RELAXED); 2223 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED); 2224 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED); 2225 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED); 2226 return 0; 2227 }''' 2228 2229# See if 64-bit atomic operations are supported. 2230# Note that without __atomic builtins, we can only 2231# assume atomic loads/stores max at pointer size. 2232config_host_data.set('CONFIG_ATOMIC64', cc.links(atomic_test.format('uint64_t'))) 2233 2234has_int128 = cc.links(''' 2235 __int128_t a; 2236 __uint128_t b; 2237 int main (void) { 2238 a = a + b; 2239 b = a * b; 2240 a = a * a; 2241 return 0; 2242 }''') 2243 2244config_host_data.set('CONFIG_INT128', has_int128) 2245 2246if has_int128 2247 # "do we have 128-bit atomics which are handled inline and specifically not 2248 # via libatomic". The reason we can't use libatomic is documented in the 2249 # comment starting "GCC is a house divided" in include/qemu/atomic128.h. 2250 has_atomic128 = cc.links(atomic_test.format('unsigned __int128')) 2251 2252 config_host_data.set('CONFIG_ATOMIC128', has_atomic128) 2253 2254 if not has_atomic128 2255 has_cmpxchg128 = cc.links(''' 2256 int main(void) 2257 { 2258 unsigned __int128 x = 0, y = 0; 2259 __sync_val_compare_and_swap_16(&x, y, x); 2260 return 0; 2261 } 2262 ''') 2263 2264 config_host_data.set('CONFIG_CMPXCHG128', has_cmpxchg128) 2265 endif 2266endif 2267 2268config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + ''' 2269 #include <sys/auxv.h> 2270 int main(void) { 2271 return getauxval(AT_HWCAP) == 0; 2272 }''')) 2273 2274config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles(''' 2275 #include <linux/usbdevice_fs.h> 2276 2277 #ifndef USBDEVFS_GET_CAPABILITIES 2278 #error "USBDEVFS_GET_CAPABILITIES undefined" 2279 #endif 2280 2281 #ifndef USBDEVFS_DISCONNECT_CLAIM 2282 #error "USBDEVFS_DISCONNECT_CLAIM undefined" 2283 #endif 2284 2285 int main(void) { return 0; }''')) 2286 2287have_keyring = get_option('keyring') \ 2288 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \ 2289 .require(cc.compiles(''' 2290 #include <errno.h> 2291 #include <asm/unistd.h> 2292 #include <linux/keyctl.h> 2293 #include <sys/syscall.h> 2294 #include <unistd.h> 2295 int main(void) { 2296 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0); 2297 }'''), error_message: 'keyctl syscall not available on this system').allowed() 2298config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring) 2299 2300have_cpuid_h = cc.links(''' 2301 #include <cpuid.h> 2302 int main(void) { 2303 unsigned a, b, c, d; 2304 unsigned max = __get_cpuid_max(0, 0); 2305 2306 if (max >= 1) { 2307 __cpuid(1, a, b, c, d); 2308 } 2309 2310 if (max >= 7) { 2311 __cpuid_count(7, 0, a, b, c, d); 2312 } 2313 2314 return 0; 2315 }''') 2316config_host_data.set('CONFIG_CPUID_H', have_cpuid_h) 2317 2318config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \ 2319 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \ 2320 .require(cc.links(''' 2321 #pragma GCC push_options 2322 #pragma GCC target("avx2") 2323 #include <cpuid.h> 2324 #include <immintrin.h> 2325 static int bar(void *a) { 2326 __m256i x = *(__m256i *)a; 2327 return _mm256_testz_si256(x, x); 2328 } 2329 int main(int argc, char *argv[]) { return bar(argv[0]); } 2330 '''), error_message: 'AVX2 not available').allowed()) 2331 2332config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \ 2333 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \ 2334 .require(cc.links(''' 2335 #pragma GCC push_options 2336 #pragma GCC target("avx512f") 2337 #include <cpuid.h> 2338 #include <immintrin.h> 2339 static int bar(void *a) { 2340 __m512i x = *(__m512i *)a; 2341 return _mm512_test_epi64_mask(x, x); 2342 } 2343 int main(int argc, char *argv[]) { return bar(argv[0]); } 2344 '''), error_message: 'AVX512F not available').allowed()) 2345 2346have_pvrdma = get_option('pvrdma') \ 2347 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \ 2348 .require(cc.compiles(gnu_source_prefix + ''' 2349 #include <sys/mman.h> 2350 int main(void) 2351 { 2352 char buf = 0; 2353 void *addr = &buf; 2354 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED); 2355 2356 return 0; 2357 }'''), error_message: 'PVRDMA requires mremap').allowed() 2358 2359if have_pvrdma 2360 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links(''' 2361 #include <infiniband/verbs.h> 2362 int main(void) 2363 { 2364 struct ibv_mr *mr; 2365 struct ibv_pd *pd = NULL; 2366 size_t length = 10; 2367 uint64_t iova = 0; 2368 int access = 0; 2369 void *addr = NULL; 2370 2371 mr = ibv_reg_mr_iova(pd, addr, length, iova, access); 2372 ibv_dereg_mr(mr); 2373 return 0; 2374 }''')) 2375endif 2376 2377if get_option('membarrier').disabled() 2378 have_membarrier = false 2379elif targetos == 'windows' 2380 have_membarrier = true 2381elif targetos == 'linux' 2382 have_membarrier = cc.compiles(''' 2383 #include <linux/membarrier.h> 2384 #include <sys/syscall.h> 2385 #include <unistd.h> 2386 #include <stdlib.h> 2387 int main(void) { 2388 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0); 2389 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0); 2390 exit(0); 2391 }''') 2392endif 2393config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \ 2394 .require(have_membarrier, error_message: 'membarrier system call not available') \ 2395 .allowed()) 2396 2397have_afalg = get_option('crypto_afalg') \ 2398 .require(cc.compiles(gnu_source_prefix + ''' 2399 #include <errno.h> 2400 #include <sys/types.h> 2401 #include <sys/socket.h> 2402 #include <linux/if_alg.h> 2403 int main(void) { 2404 int sock; 2405 sock = socket(AF_ALG, SOCK_SEQPACKET, 0); 2406 return sock; 2407 } 2408 '''), error_message: 'AF_ALG requested but could not be detected').allowed() 2409config_host_data.set('CONFIG_AF_ALG', have_afalg) 2410 2411config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol( 2412 'linux/vm_sockets.h', 'AF_VSOCK', 2413 prefix: '#include <sys/socket.h>', 2414)) 2415 2416have_vss = false 2417have_vss_sdk = false # old xp/2003 SDK 2418if targetos == 'windows' and link_language == 'cpp' 2419 have_vss = cxx.compiles(''' 2420 #define __MIDL_user_allocate_free_DEFINED__ 2421 #include <vss.h> 2422 int main(void) { return VSS_CTX_BACKUP; }''') 2423 have_vss_sdk = cxx.has_header('vscoordint.h') 2424endif 2425config_host_data.set('HAVE_VSS_SDK', have_vss_sdk) 2426 2427foreach k, v: config_host 2428 if k.startswith('CONFIG_') 2429 config_host_data.set(k, v == 'y' ? 1 : v) 2430 endif 2431endforeach 2432 2433# Older versions of MinGW do not import _lock_file and _unlock_file properly. 2434# This was fixed for v6.0.0 with commit b48e3ac8969d. 2435if targetos == 'windows' 2436 config_host_data.set('HAVE__LOCK_FILE', cc.links(''' 2437 #include <stdio.h> 2438 int main(void) { 2439 _lock_file(NULL); 2440 _unlock_file(NULL); 2441 return 0; 2442 }''', name: '_lock_file and _unlock_file')) 2443endif 2444 2445######################## 2446# Target configuration # 2447######################## 2448 2449minikconf = find_program('scripts/minikconf.py') 2450config_all = {} 2451config_all_devices = {} 2452config_all_disas = {} 2453config_devices_mak_list = [] 2454config_devices_h = {} 2455config_target_h = {} 2456config_target_mak = {} 2457 2458disassemblers = { 2459 'alpha' : ['CONFIG_ALPHA_DIS'], 2460 'avr' : ['CONFIG_AVR_DIS'], 2461 'cris' : ['CONFIG_CRIS_DIS'], 2462 'hexagon' : ['CONFIG_HEXAGON_DIS'], 2463 'hppa' : ['CONFIG_HPPA_DIS'], 2464 'i386' : ['CONFIG_I386_DIS'], 2465 'x86_64' : ['CONFIG_I386_DIS'], 2466 'm68k' : ['CONFIG_M68K_DIS'], 2467 'microblaze' : ['CONFIG_MICROBLAZE_DIS'], 2468 'mips' : ['CONFIG_MIPS_DIS'], 2469 'nios2' : ['CONFIG_NIOS2_DIS'], 2470 'or1k' : ['CONFIG_OPENRISC_DIS'], 2471 'ppc' : ['CONFIG_PPC_DIS'], 2472 'riscv' : ['CONFIG_RISCV_DIS'], 2473 'rx' : ['CONFIG_RX_DIS'], 2474 's390' : ['CONFIG_S390_DIS'], 2475 'sh4' : ['CONFIG_SH4_DIS'], 2476 'sparc' : ['CONFIG_SPARC_DIS'], 2477 'xtensa' : ['CONFIG_XTENSA_DIS'], 2478 'loongarch' : ['CONFIG_LOONGARCH_DIS'], 2479} 2480if link_language == 'cpp' 2481 disassemblers += { 2482 'mips' : [ 'CONFIG_MIPS_DIS', 'CONFIG_NANOMIPS_DIS'], 2483 } 2484endif 2485 2486have_ivshmem = config_host_data.get('CONFIG_EVENTFD') 2487host_kconfig = \ 2488 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \ 2489 (have_tpm ? ['CONFIG_TPM=y'] : []) + \ 2490 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \ 2491 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \ 2492 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \ 2493 (x11.found() ? ['CONFIG_X11=y'] : []) + \ 2494 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \ 2495 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \ 2496 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \ 2497 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \ 2498 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \ 2499 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \ 2500 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \ 2501 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : []) 2502 2503ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ] 2504 2505default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host 2506actual_target_dirs = [] 2507fdt_required = [] 2508foreach target : target_dirs 2509 config_target = { 'TARGET_NAME': target.split('-')[0] } 2510 if target.endswith('linux-user') 2511 if targetos != 'linux' 2512 if default_targets 2513 continue 2514 endif 2515 error('Target @0@ is only available on a Linux host'.format(target)) 2516 endif 2517 config_target += { 'CONFIG_LINUX_USER': 'y' } 2518 elif target.endswith('bsd-user') 2519 if 'CONFIG_BSD' not in config_host 2520 if default_targets 2521 continue 2522 endif 2523 error('Target @0@ is only available on a BSD host'.format(target)) 2524 endif 2525 config_target += { 'CONFIG_BSD_USER': 'y' } 2526 elif target.endswith('softmmu') 2527 config_target += { 'CONFIG_SOFTMMU': 'y' } 2528 endif 2529 if target.endswith('-user') 2530 config_target += { 2531 'CONFIG_USER_ONLY': 'y', 2532 'CONFIG_QEMU_INTERP_PREFIX': 2533 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME']) 2534 } 2535 endif 2536 2537 accel_kconfig = [] 2538 foreach sym: accelerators 2539 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, []) 2540 config_target += { sym: 'y' } 2541 config_all += { sym: 'y' } 2542 if sym == 'CONFIG_TCG' and tcg_arch == 'tci' 2543 config_target += { 'CONFIG_TCG_INTERPRETER': 'y' } 2544 endif 2545 if target in modular_tcg 2546 config_target += { 'CONFIG_TCG_MODULAR': 'y' } 2547 else 2548 config_target += { 'CONFIG_TCG_BUILTIN': 'y' } 2549 endif 2550 accel_kconfig += [ sym + '=y' ] 2551 endif 2552 endforeach 2553 if accel_kconfig.length() == 0 2554 if default_targets 2555 continue 2556 endif 2557 error('No accelerator available for target @0@'.format(target)) 2558 endif 2559 2560 actual_target_dirs += target 2561 config_target += keyval.load('configs/targets' / target + '.mak') 2562 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' } 2563 2564 if 'TARGET_NEED_FDT' in config_target 2565 fdt_required += target 2566 endif 2567 2568 # Add default keys 2569 if 'TARGET_BASE_ARCH' not in config_target 2570 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']} 2571 endif 2572 if 'TARGET_ABI_DIR' not in config_target 2573 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']} 2574 endif 2575 if 'TARGET_BIG_ENDIAN' not in config_target 2576 config_target += {'TARGET_BIG_ENDIAN': 'n'} 2577 endif 2578 2579 foreach k, v: disassemblers 2580 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k) 2581 foreach sym: v 2582 config_target += { sym: 'y' } 2583 config_all_disas += { sym: 'y' } 2584 endforeach 2585 endif 2586 endforeach 2587 2588 config_target_data = configuration_data() 2589 foreach k, v: config_target 2590 if not k.startswith('TARGET_') and not k.startswith('CONFIG_') 2591 # do nothing 2592 elif ignored.contains(k) 2593 # do nothing 2594 elif k == 'TARGET_BASE_ARCH' 2595 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is 2596 # not used to select files from sourcesets. 2597 config_target_data.set('TARGET_' + v.to_upper(), 1) 2598 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX' 2599 config_target_data.set_quoted(k, v) 2600 elif v == 'y' 2601 config_target_data.set(k, 1) 2602 elif v == 'n' 2603 config_target_data.set(k, 0) 2604 else 2605 config_target_data.set(k, v) 2606 endif 2607 endforeach 2608 config_target_data.set('QEMU_ARCH', 2609 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper()) 2610 config_target_h += {target: configure_file(output: target + '-config-target.h', 2611 configuration: config_target_data)} 2612 2613 if target.endswith('-softmmu') 2614 config_input = meson.get_external_property(target, 'default') 2615 config_devices_mak = target + '-config-devices.mak' 2616 config_devices_mak = configure_file( 2617 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'], 2618 output: config_devices_mak, 2619 depfile: config_devices_mak + '.d', 2620 capture: true, 2621 command: [minikconf, 2622 get_option('default_devices') ? '--defconfig' : '--allnoconfig', 2623 config_devices_mak, '@DEPFILE@', '@INPUT@', 2624 host_kconfig, accel_kconfig, 2625 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y']) 2626 2627 config_devices_data = configuration_data() 2628 config_devices = keyval.load(config_devices_mak) 2629 foreach k, v: config_devices 2630 config_devices_data.set(k, 1) 2631 endforeach 2632 config_devices_mak_list += config_devices_mak 2633 config_devices_h += {target: configure_file(output: target + '-config-devices.h', 2634 configuration: config_devices_data)} 2635 config_target += config_devices 2636 config_all_devices += config_devices 2637 endif 2638 config_target_mak += {target: config_target} 2639endforeach 2640target_dirs = actual_target_dirs 2641 2642# This configuration is used to build files that are shared by 2643# multiple binaries, and then extracted out of the "common" 2644# static_library target. 2645# 2646# We do not use all_sources()/all_dependencies(), because it would 2647# build literally all source files, including devices only used by 2648# targets that are not built for this compilation. The CONFIG_ALL 2649# pseudo symbol replaces it. 2650 2651config_all += config_all_devices 2652config_all += config_host 2653config_all += config_all_disas 2654config_all += { 2655 'CONFIG_XEN': xen.found(), 2656 'CONFIG_SOFTMMU': have_system, 2657 'CONFIG_USER_ONLY': have_user, 2658 'CONFIG_ALL': true, 2659} 2660 2661target_configs_h = [] 2662foreach target: target_dirs 2663 target_configs_h += config_target_h[target] 2664 target_configs_h += config_devices_h.get(target, []) 2665endforeach 2666genh += custom_target('config-poison.h', 2667 input: [target_configs_h], 2668 output: 'config-poison.h', 2669 capture: true, 2670 command: [find_program('scripts/make-config-poison.sh'), 2671 target_configs_h]) 2672 2673############## 2674# Submodules # 2675############## 2676 2677capstone = not_found 2678if not get_option('capstone').auto() or have_system or have_user 2679 capstone = dependency('capstone', version: '>=3.0.5', 2680 kwargs: static_kwargs, method: 'pkg-config', 2681 required: get_option('capstone')) 2682 2683 # Some versions of capstone have broken pkg-config file 2684 # that reports a wrong -I path, causing the #include to 2685 # fail later. If the system has such a broken version 2686 # do not use it. 2687 if capstone.found() and not cc.compiles('#include <capstone.h>', 2688 dependencies: [capstone]) 2689 capstone = not_found 2690 if get_option('capstone').enabled() 2691 error('capstone requested, but it does not appear to work') 2692 endif 2693 endif 2694endif 2695 2696libvfio_user_dep = not_found 2697if have_system and vfio_user_server_allowed 2698 have_internal = fs.exists(meson.current_source_dir() / 'subprojects/libvfio-user/meson.build') 2699 2700 if not have_internal 2701 error('libvfio-user source not found - please pull git submodule') 2702 endif 2703 2704 libvfio_user_proj = subproject('libvfio-user') 2705 2706 libvfio_user_lib = libvfio_user_proj.get_variable('libvfio_user_dep') 2707 2708 libvfio_user_dep = declare_dependency(dependencies: [libvfio_user_lib]) 2709endif 2710 2711fdt = not_found 2712if have_system 2713 fdt_opt = get_option('fdt') 2714 if fdt_opt in ['enabled', 'auto', 'system'] 2715 have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt') 2716 fdt = cc.find_library('fdt', kwargs: static_kwargs, 2717 required: fdt_opt == 'system' or 2718 fdt_opt == 'enabled' and not have_internal) 2719 if fdt.found() and cc.links(''' 2720 #include <libfdt.h> 2721 #include <libfdt_env.h> 2722 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''', 2723 dependencies: fdt) 2724 fdt_opt = 'system' 2725 elif fdt_opt == 'system' 2726 error('system libfdt requested, but it is too old (1.5.1 or newer required)') 2727 elif have_internal 2728 fdt_opt = 'internal' 2729 else 2730 fdt_opt = 'disabled' 2731 fdt = not_found 2732 endif 2733 endif 2734 if fdt_opt == 'internal' 2735 fdt_files = files( 2736 'dtc/libfdt/fdt.c', 2737 'dtc/libfdt/fdt_ro.c', 2738 'dtc/libfdt/fdt_wip.c', 2739 'dtc/libfdt/fdt_sw.c', 2740 'dtc/libfdt/fdt_rw.c', 2741 'dtc/libfdt/fdt_strerror.c', 2742 'dtc/libfdt/fdt_empty_tree.c', 2743 'dtc/libfdt/fdt_addresses.c', 2744 'dtc/libfdt/fdt_overlay.c', 2745 'dtc/libfdt/fdt_check.c', 2746 ) 2747 2748 fdt_inc = include_directories('dtc/libfdt') 2749 libfdt = static_library('fdt', 2750 build_by_default: false, 2751 sources: fdt_files, 2752 include_directories: fdt_inc) 2753 fdt = declare_dependency(link_with: libfdt, 2754 include_directories: fdt_inc) 2755 endif 2756else 2757 fdt_opt = 'disabled' 2758endif 2759if not fdt.found() and fdt_required.length() > 0 2760 error('fdt not available but required by targets ' + ', '.join(fdt_required)) 2761endif 2762 2763config_host_data.set('CONFIG_CAPSTONE', capstone.found()) 2764config_host_data.set('CONFIG_FDT', fdt.found()) 2765config_host_data.set('CONFIG_SLIRP', slirp.found()) 2766 2767##################### 2768# Generated sources # 2769##################### 2770 2771genh += configure_file(output: 'config-host.h', configuration: config_host_data) 2772 2773hxtool = find_program('scripts/hxtool') 2774shaderinclude = find_program('scripts/shaderinclude.pl') 2775qapi_gen = find_program('scripts/qapi-gen.py') 2776qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py', 2777 meson.current_source_dir() / 'scripts/qapi/commands.py', 2778 meson.current_source_dir() / 'scripts/qapi/common.py', 2779 meson.current_source_dir() / 'scripts/qapi/error.py', 2780 meson.current_source_dir() / 'scripts/qapi/events.py', 2781 meson.current_source_dir() / 'scripts/qapi/expr.py', 2782 meson.current_source_dir() / 'scripts/qapi/gen.py', 2783 meson.current_source_dir() / 'scripts/qapi/introspect.py', 2784 meson.current_source_dir() / 'scripts/qapi/parser.py', 2785 meson.current_source_dir() / 'scripts/qapi/schema.py', 2786 meson.current_source_dir() / 'scripts/qapi/source.py', 2787 meson.current_source_dir() / 'scripts/qapi/types.py', 2788 meson.current_source_dir() / 'scripts/qapi/visit.py', 2789 meson.current_source_dir() / 'scripts/qapi/common.py', 2790 meson.current_source_dir() / 'scripts/qapi-gen.py' 2791] 2792 2793tracetool = [ 2794 python, files('scripts/tracetool.py'), 2795 '--backend=' + ','.join(get_option('trace_backends')) 2796] 2797tracetool_depends = files( 2798 'scripts/tracetool/backend/log.py', 2799 'scripts/tracetool/backend/__init__.py', 2800 'scripts/tracetool/backend/dtrace.py', 2801 'scripts/tracetool/backend/ftrace.py', 2802 'scripts/tracetool/backend/simple.py', 2803 'scripts/tracetool/backend/syslog.py', 2804 'scripts/tracetool/backend/ust.py', 2805 'scripts/tracetool/format/ust_events_c.py', 2806 'scripts/tracetool/format/ust_events_h.py', 2807 'scripts/tracetool/format/__init__.py', 2808 'scripts/tracetool/format/d.py', 2809 'scripts/tracetool/format/simpletrace_stap.py', 2810 'scripts/tracetool/format/c.py', 2811 'scripts/tracetool/format/h.py', 2812 'scripts/tracetool/format/log_stap.py', 2813 'scripts/tracetool/format/stap.py', 2814 'scripts/tracetool/__init__.py', 2815 'scripts/tracetool/transform.py', 2816 'scripts/tracetool/vcpu.py' 2817) 2818 2819qemu_version_cmd = [find_program('scripts/qemu-version.sh'), 2820 meson.current_source_dir(), 2821 get_option('pkgversion'), meson.project_version()] 2822qemu_version = custom_target('qemu-version.h', 2823 output: 'qemu-version.h', 2824 command: qemu_version_cmd, 2825 capture: true, 2826 build_by_default: true, 2827 build_always_stale: true) 2828genh += qemu_version 2829 2830hxdep = [] 2831hx_headers = [ 2832 ['qemu-options.hx', 'qemu-options.def'], 2833 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'], 2834] 2835if have_system 2836 hx_headers += [ 2837 ['hmp-commands.hx', 'hmp-commands.h'], 2838 ['hmp-commands-info.hx', 'hmp-commands-info.h'], 2839 ] 2840endif 2841foreach d : hx_headers 2842 hxdep += custom_target(d[1], 2843 input: files(d[0]), 2844 output: d[1], 2845 capture: true, 2846 build_by_default: true, # to be removed when added to a target 2847 command: [hxtool, '-h', '@INPUT0@']) 2848endforeach 2849genh += hxdep 2850 2851################### 2852# Collect sources # 2853################### 2854 2855authz_ss = ss.source_set() 2856blockdev_ss = ss.source_set() 2857block_ss = ss.source_set() 2858chardev_ss = ss.source_set() 2859common_ss = ss.source_set() 2860crypto_ss = ss.source_set() 2861hwcore_ss = ss.source_set() 2862io_ss = ss.source_set() 2863qmp_ss = ss.source_set() 2864qom_ss = ss.source_set() 2865softmmu_ss = ss.source_set() 2866specific_fuzz_ss = ss.source_set() 2867specific_ss = ss.source_set() 2868stub_ss = ss.source_set() 2869trace_ss = ss.source_set() 2870user_ss = ss.source_set() 2871util_ss = ss.source_set() 2872 2873# accel modules 2874qtest_module_ss = ss.source_set() 2875tcg_module_ss = ss.source_set() 2876 2877modules = {} 2878target_modules = {} 2879hw_arch = {} 2880target_arch = {} 2881target_softmmu_arch = {} 2882target_user_arch = {} 2883 2884############### 2885# Trace files # 2886############### 2887 2888# TODO: add each directory to the subdirs from its own meson.build, once 2889# we have those 2890trace_events_subdirs = [ 2891 'crypto', 2892 'qapi', 2893 'qom', 2894 'monitor', 2895 'util', 2896 'gdbstub', 2897] 2898if have_linux_user 2899 trace_events_subdirs += [ 'linux-user' ] 2900endif 2901if have_bsd_user 2902 trace_events_subdirs += [ 'bsd-user' ] 2903endif 2904if have_block 2905 trace_events_subdirs += [ 2906 'authz', 2907 'block', 2908 'io', 2909 'nbd', 2910 'scsi', 2911 ] 2912endif 2913if have_system 2914 trace_events_subdirs += [ 2915 'accel/kvm', 2916 'audio', 2917 'backends', 2918 'backends/tpm', 2919 'chardev', 2920 'ebpf', 2921 'hw/9pfs', 2922 'hw/acpi', 2923 'hw/adc', 2924 'hw/alpha', 2925 'hw/arm', 2926 'hw/audio', 2927 'hw/block', 2928 'hw/block/dataplane', 2929 'hw/char', 2930 'hw/display', 2931 'hw/dma', 2932 'hw/hyperv', 2933 'hw/i2c', 2934 'hw/i386', 2935 'hw/i386/xen', 2936 'hw/ide', 2937 'hw/input', 2938 'hw/intc', 2939 'hw/isa', 2940 'hw/mem', 2941 'hw/mips', 2942 'hw/misc', 2943 'hw/misc/macio', 2944 'hw/net', 2945 'hw/net/can', 2946 'hw/nubus', 2947 'hw/nvme', 2948 'hw/nvram', 2949 'hw/pci', 2950 'hw/pci-host', 2951 'hw/ppc', 2952 'hw/rdma', 2953 'hw/rdma/vmw', 2954 'hw/rtc', 2955 'hw/s390x', 2956 'hw/scsi', 2957 'hw/sd', 2958 'hw/sh4', 2959 'hw/sparc', 2960 'hw/sparc64', 2961 'hw/ssi', 2962 'hw/timer', 2963 'hw/tpm', 2964 'hw/usb', 2965 'hw/vfio', 2966 'hw/virtio', 2967 'hw/watchdog', 2968 'hw/xen', 2969 'hw/gpio', 2970 'migration', 2971 'net', 2972 'softmmu', 2973 'ui', 2974 'hw/remote', 2975 ] 2976endif 2977if have_system or have_user 2978 trace_events_subdirs += [ 2979 'accel/tcg', 2980 'hw/core', 2981 'target/arm', 2982 'target/arm/hvf', 2983 'target/hppa', 2984 'target/i386', 2985 'target/i386/kvm', 2986 'target/mips/tcg', 2987 'target/nios2', 2988 'target/ppc', 2989 'target/riscv', 2990 'target/s390x', 2991 'target/s390x/kvm', 2992 'target/sparc', 2993 ] 2994endif 2995 2996vhost_user = not_found 2997if targetos == 'linux' and have_vhost_user 2998 libvhost_user = subproject('libvhost-user') 2999 vhost_user = libvhost_user.get_variable('vhost_user_dep') 3000endif 3001 3002libvduse = not_found 3003if have_libvduse 3004 libvduse_proj = subproject('libvduse') 3005 libvduse = libvduse_proj.get_variable('libvduse_dep') 3006endif 3007 3008# NOTE: the trace/ subdirectory needs the qapi_trace_events variable 3009# that is filled in by qapi/. 3010subdir('qapi') 3011subdir('qobject') 3012subdir('stubs') 3013subdir('trace') 3014subdir('util') 3015subdir('qom') 3016subdir('authz') 3017subdir('crypto') 3018subdir('ui') 3019subdir('hw') 3020subdir('gdbstub') 3021 3022 3023if enable_modules 3024 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO') 3025 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO') 3026endif 3027 3028qom_ss = qom_ss.apply(config_host, strict: false) 3029libqom = static_library('qom', qom_ss.sources() + genh, 3030 dependencies: [qom_ss.dependencies()], 3031 name_suffix: 'fa') 3032qom = declare_dependency(link_whole: libqom) 3033 3034event_loop_base = files('event-loop-base.c') 3035event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh, 3036 build_by_default: true) 3037event_loop_base = declare_dependency(link_whole: event_loop_base, 3038 dependencies: [qom]) 3039 3040stub_ss = stub_ss.apply(config_all, strict: false) 3041 3042util_ss.add_all(trace_ss) 3043util_ss = util_ss.apply(config_all, strict: false) 3044libqemuutil = static_library('qemuutil', 3045 sources: util_ss.sources() + stub_ss.sources() + genh, 3046 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman]) 3047qemuutil = declare_dependency(link_with: libqemuutil, 3048 sources: genh + version_res, 3049 dependencies: [event_loop_base]) 3050 3051if have_system or have_user 3052 decodetree = generator(find_program('scripts/decodetree.py'), 3053 output: 'decode-@BASENAME@.c.inc', 3054 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@']) 3055 subdir('libdecnumber') 3056 subdir('target') 3057endif 3058 3059subdir('audio') 3060subdir('io') 3061subdir('chardev') 3062subdir('fsdev') 3063subdir('dump') 3064 3065if have_block 3066 block_ss.add(files( 3067 'block.c', 3068 'blockjob.c', 3069 'job.c', 3070 'qemu-io-cmds.c', 3071 )) 3072 if config_host_data.get('CONFIG_REPLICATION') 3073 block_ss.add(files('replication.c')) 3074 endif 3075 3076 subdir('nbd') 3077 subdir('scsi') 3078 subdir('block') 3079 3080 blockdev_ss.add(files( 3081 'blockdev.c', 3082 'blockdev-nbd.c', 3083 'iothread.c', 3084 'job-qmp.c', 3085 ), gnutls) 3086 3087 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon, 3088 # os-win32.c does not 3089 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c')) 3090 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')]) 3091endif 3092 3093common_ss.add(files('cpus-common.c')) 3094 3095subdir('softmmu') 3096 3097common_ss.add(capstone) 3098specific_ss.add(files('cpu.c', 'disas.c'), capstone) 3099 3100# Work around a gcc bug/misfeature wherein constant propagation looks 3101# through an alias: 3102# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696 3103# to guess that a const variable is always zero. Without lto, this is 3104# impossible, as the alias is restricted to page-vary-common.c. Indeed, 3105# without lto, not even the alias is required -- we simply use different 3106# declarations in different compilation units. 3107pagevary = files('page-vary-common.c') 3108if get_option('b_lto') 3109 pagevary_flags = ['-fno-lto'] 3110 if get_option('cfi') 3111 pagevary_flags += '-fno-sanitize=cfi-icall' 3112 endif 3113 pagevary = static_library('page-vary-common', sources: pagevary + genh, 3114 c_args: pagevary_flags) 3115 pagevary = declare_dependency(link_with: pagevary) 3116endif 3117common_ss.add(pagevary) 3118specific_ss.add(files('page-vary.c')) 3119 3120subdir('backends') 3121subdir('disas') 3122subdir('migration') 3123subdir('monitor') 3124subdir('net') 3125subdir('replay') 3126subdir('semihosting') 3127subdir('tcg') 3128subdir('fpu') 3129subdir('accel') 3130subdir('plugins') 3131subdir('ebpf') 3132 3133common_user_inc = [] 3134 3135subdir('common-user') 3136subdir('bsd-user') 3137subdir('linux-user') 3138 3139# needed for fuzzing binaries 3140subdir('tests/qtest/libqos') 3141subdir('tests/qtest/fuzz') 3142 3143# accel modules 3144tcg_real_module_ss = ss.source_set() 3145tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss) 3146specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss) 3147target_modules += { 'accel' : { 'qtest': qtest_module_ss, 3148 'tcg': tcg_real_module_ss }} 3149 3150######################## 3151# Library dependencies # 3152######################## 3153 3154modinfo_collect = find_program('scripts/modinfo-collect.py') 3155modinfo_generate = find_program('scripts/modinfo-generate.py') 3156modinfo_files = [] 3157 3158block_mods = [] 3159softmmu_mods = [] 3160foreach d, list : modules 3161 foreach m, module_ss : list 3162 if enable_modules and targetos != 'windows' 3163 module_ss = module_ss.apply(config_all, strict: false) 3164 sl = static_library(d + '-' + m, [genh, module_ss.sources()], 3165 dependencies: [modulecommon, module_ss.dependencies()], pic: true) 3166 if d == 'block' 3167 block_mods += sl 3168 else 3169 softmmu_mods += sl 3170 endif 3171 if module_ss.sources() != [] 3172 # FIXME: Should use sl.extract_all_objects(recursive: true) as 3173 # input. Sources can be used multiple times but objects are 3174 # unique when it comes to lookup in compile_commands.json. 3175 # Depnds on a mesion version with 3176 # https://github.com/mesonbuild/meson/pull/8900 3177 modinfo_files += custom_target(d + '-' + m + '.modinfo', 3178 output: d + '-' + m + '.modinfo', 3179 input: module_ss.sources() + genh, 3180 capture: true, 3181 command: [modinfo_collect, module_ss.sources()]) 3182 endif 3183 else 3184 if d == 'block' 3185 block_ss.add_all(module_ss) 3186 else 3187 softmmu_ss.add_all(module_ss) 3188 endif 3189 endif 3190 endforeach 3191endforeach 3192 3193foreach d, list : target_modules 3194 foreach m, module_ss : list 3195 if enable_modules and targetos != 'windows' 3196 foreach target : target_dirs 3197 if target.endswith('-softmmu') 3198 config_target = config_target_mak[target] 3199 config_target += config_host 3200 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] 3201 c_args = ['-DNEED_CPU_H', 3202 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), 3203 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] 3204 target_module_ss = module_ss.apply(config_target, strict: false) 3205 if target_module_ss.sources() != [] 3206 module_name = d + '-' + m + '-' + config_target['TARGET_NAME'] 3207 sl = static_library(module_name, 3208 [genh, target_module_ss.sources()], 3209 dependencies: [modulecommon, target_module_ss.dependencies()], 3210 include_directories: target_inc, 3211 c_args: c_args, 3212 pic: true) 3213 softmmu_mods += sl 3214 # FIXME: Should use sl.extract_all_objects(recursive: true) too. 3215 modinfo_files += custom_target(module_name + '.modinfo', 3216 output: module_name + '.modinfo', 3217 input: target_module_ss.sources() + genh, 3218 capture: true, 3219 command: [modinfo_collect, '--target', target, target_module_ss.sources()]) 3220 endif 3221 endif 3222 endforeach 3223 else 3224 specific_ss.add_all(module_ss) 3225 endif 3226 endforeach 3227endforeach 3228 3229if enable_modules 3230 foreach target : target_dirs 3231 if target.endswith('-softmmu') 3232 config_target = config_target_mak[target] 3233 config_devices_mak = target + '-config-devices.mak' 3234 modinfo_src = custom_target('modinfo-' + target + '.c', 3235 output: 'modinfo-' + target + '.c', 3236 input: modinfo_files, 3237 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'], 3238 capture: true) 3239 3240 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src) 3241 modinfo_dep = declare_dependency(link_with: modinfo_lib) 3242 3243 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH'] 3244 hw_arch[arch].add(modinfo_dep) 3245 endif 3246 endforeach 3247endif 3248 3249nm = find_program('nm') 3250undefsym = find_program('scripts/undefsym.py') 3251block_syms = custom_target('block.syms', output: 'block.syms', 3252 input: [libqemuutil, block_mods], 3253 capture: true, 3254 command: [undefsym, nm, '@INPUT@']) 3255qemu_syms = custom_target('qemu.syms', output: 'qemu.syms', 3256 input: [libqemuutil, softmmu_mods], 3257 capture: true, 3258 command: [undefsym, nm, '@INPUT@']) 3259 3260authz_ss = authz_ss.apply(config_host, strict: false) 3261libauthz = static_library('authz', authz_ss.sources() + genh, 3262 dependencies: [authz_ss.dependencies()], 3263 name_suffix: 'fa', 3264 build_by_default: false) 3265 3266authz = declare_dependency(link_whole: libauthz, 3267 dependencies: qom) 3268 3269crypto_ss = crypto_ss.apply(config_host, strict: false) 3270libcrypto = static_library('crypto', crypto_ss.sources() + genh, 3271 dependencies: [crypto_ss.dependencies()], 3272 name_suffix: 'fa', 3273 build_by_default: false) 3274 3275crypto = declare_dependency(link_whole: libcrypto, 3276 dependencies: [authz, qom]) 3277 3278io_ss = io_ss.apply(config_host, strict: false) 3279libio = static_library('io', io_ss.sources() + genh, 3280 dependencies: [io_ss.dependencies()], 3281 link_with: libqemuutil, 3282 name_suffix: 'fa', 3283 build_by_default: false) 3284 3285io = declare_dependency(link_whole: libio, dependencies: [crypto, qom]) 3286 3287libmigration = static_library('migration', sources: migration_files + genh, 3288 name_suffix: 'fa', 3289 build_by_default: false) 3290migration = declare_dependency(link_with: libmigration, 3291 dependencies: [zlib, qom, io]) 3292softmmu_ss.add(migration) 3293 3294block_ss = block_ss.apply(config_host, strict: false) 3295libblock = static_library('block', block_ss.sources() + genh, 3296 dependencies: block_ss.dependencies(), 3297 link_depends: block_syms, 3298 name_suffix: 'fa', 3299 build_by_default: false) 3300 3301block = declare_dependency(link_whole: [libblock], 3302 link_args: '@block.syms', 3303 dependencies: [crypto, io]) 3304 3305blockdev_ss = blockdev_ss.apply(config_host, strict: false) 3306libblockdev = static_library('blockdev', blockdev_ss.sources() + genh, 3307 dependencies: blockdev_ss.dependencies(), 3308 name_suffix: 'fa', 3309 build_by_default: false) 3310 3311blockdev = declare_dependency(link_whole: [libblockdev], 3312 dependencies: [block, event_loop_base]) 3313 3314qmp_ss = qmp_ss.apply(config_host, strict: false) 3315libqmp = static_library('qmp', qmp_ss.sources() + genh, 3316 dependencies: qmp_ss.dependencies(), 3317 name_suffix: 'fa', 3318 build_by_default: false) 3319 3320qmp = declare_dependency(link_whole: [libqmp]) 3321 3322libchardev = static_library('chardev', chardev_ss.sources() + genh, 3323 name_suffix: 'fa', 3324 dependencies: chardev_ss.dependencies(), 3325 build_by_default: false) 3326 3327chardev = declare_dependency(link_whole: libchardev) 3328 3329hwcore_ss = hwcore_ss.apply(config_host, strict: false) 3330libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh, 3331 name_suffix: 'fa', 3332 build_by_default: false) 3333hwcore = declare_dependency(link_whole: libhwcore) 3334common_ss.add(hwcore) 3335 3336########### 3337# Targets # 3338########### 3339 3340emulator_modules = [] 3341foreach m : block_mods + softmmu_mods 3342 emulator_modules += shared_module(m.name(), 3343 build_by_default: true, 3344 name_prefix: '', 3345 link_whole: m, 3346 install: true, 3347 install_dir: qemu_moddir) 3348endforeach 3349if emulator_modules.length() > 0 3350 alias_target('modules', emulator_modules) 3351endif 3352 3353softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp) 3354common_ss.add(qom, qemuutil) 3355 3356common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss]) 3357common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss) 3358 3359common_all = common_ss.apply(config_all, strict: false) 3360common_all = static_library('common', 3361 build_by_default: false, 3362 sources: common_all.sources() + genh, 3363 include_directories: common_user_inc, 3364 implicit_include_directories: false, 3365 dependencies: common_all.dependencies(), 3366 name_suffix: 'fa') 3367 3368feature_to_c = find_program('scripts/feature_to_c.sh') 3369 3370if targetos == 'darwin' 3371 entitlement = find_program('scripts/entitlement.sh') 3372endif 3373 3374emulators = {} 3375foreach target : target_dirs 3376 config_target = config_target_mak[target] 3377 target_name = config_target['TARGET_NAME'] 3378 target_base_arch = config_target['TARGET_BASE_ARCH'] 3379 arch_srcs = [config_target_h[target]] 3380 arch_deps = [] 3381 c_args = ['-DNEED_CPU_H', 3382 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), 3383 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] 3384 link_args = emulator_link_args 3385 3386 config_target += config_host 3387 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] 3388 if targetos == 'linux' 3389 target_inc += include_directories('linux-headers', is_system: true) 3390 endif 3391 if target.endswith('-softmmu') 3392 target_type='system' 3393 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false) 3394 arch_srcs += t.sources() 3395 arch_deps += t.dependencies() 3396 3397 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch 3398 hw = hw_arch[hw_dir].apply(config_target, strict: false) 3399 arch_srcs += hw.sources() 3400 arch_deps += hw.dependencies() 3401 3402 arch_srcs += config_devices_h[target] 3403 link_args += ['@block.syms', '@qemu.syms'] 3404 else 3405 abi = config_target['TARGET_ABI_DIR'] 3406 target_type='user' 3407 target_inc += common_user_inc 3408 if target_base_arch in target_user_arch 3409 t = target_user_arch[target_base_arch].apply(config_target, strict: false) 3410 arch_srcs += t.sources() 3411 arch_deps += t.dependencies() 3412 endif 3413 if 'CONFIG_LINUX_USER' in config_target 3414 base_dir = 'linux-user' 3415 endif 3416 if 'CONFIG_BSD_USER' in config_target 3417 base_dir = 'bsd-user' 3418 target_inc += include_directories('bsd-user/' / targetos) 3419 target_inc += include_directories('bsd-user/host/' / host_arch) 3420 dir = base_dir / abi 3421 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c') 3422 endif 3423 target_inc += include_directories( 3424 base_dir, 3425 base_dir / abi, 3426 ) 3427 if 'CONFIG_LINUX_USER' in config_target 3428 dir = base_dir / abi 3429 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c') 3430 if config_target.has_key('TARGET_SYSTBL_ABI') 3431 arch_srcs += \ 3432 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'], 3433 extra_args : config_target['TARGET_SYSTBL_ABI']) 3434 endif 3435 endif 3436 endif 3437 3438 if 'TARGET_XML_FILES' in config_target 3439 gdbstub_xml = custom_target(target + '-gdbstub-xml.c', 3440 output: target + '-gdbstub-xml.c', 3441 input: files(config_target['TARGET_XML_FILES'].split()), 3442 command: [feature_to_c, '@INPUT@'], 3443 capture: true) 3444 arch_srcs += gdbstub_xml 3445 endif 3446 3447 t = target_arch[target_base_arch].apply(config_target, strict: false) 3448 arch_srcs += t.sources() 3449 arch_deps += t.dependencies() 3450 3451 target_common = common_ss.apply(config_target, strict: false) 3452 objects = common_all.extract_objects(target_common.sources()) 3453 deps = target_common.dependencies() 3454 3455 target_specific = specific_ss.apply(config_target, strict: false) 3456 arch_srcs += target_specific.sources() 3457 arch_deps += target_specific.dependencies() 3458 3459 lib = static_library('qemu-' + target, 3460 sources: arch_srcs + genh, 3461 dependencies: arch_deps, 3462 objects: objects, 3463 include_directories: target_inc, 3464 c_args: c_args, 3465 build_by_default: false, 3466 name_suffix: 'fa') 3467 3468 if target.endswith('-softmmu') 3469 execs = [{ 3470 'name': 'qemu-system-' + target_name, 3471 'win_subsystem': 'console', 3472 'sources': files('softmmu/main.c'), 3473 'dependencies': [] 3474 }] 3475 if targetos == 'windows' and (sdl.found() or gtk.found()) 3476 execs += [{ 3477 'name': 'qemu-system-' + target_name + 'w', 3478 'win_subsystem': 'windows', 3479 'sources': files('softmmu/main.c'), 3480 'dependencies': [] 3481 }] 3482 endif 3483 if get_option('fuzzing') 3484 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false) 3485 execs += [{ 3486 'name': 'qemu-fuzz-' + target_name, 3487 'win_subsystem': 'console', 3488 'sources': specific_fuzz.sources(), 3489 'dependencies': specific_fuzz.dependencies(), 3490 }] 3491 endif 3492 else 3493 execs = [{ 3494 'name': 'qemu-' + target_name, 3495 'win_subsystem': 'console', 3496 'sources': [], 3497 'dependencies': [] 3498 }] 3499 endif 3500 foreach exe: execs 3501 exe_name = exe['name'] 3502 if targetos == 'darwin' 3503 exe_name += '-unsigned' 3504 endif 3505 3506 emulator = executable(exe_name, exe['sources'], 3507 install: true, 3508 c_args: c_args, 3509 dependencies: arch_deps + deps + exe['dependencies'], 3510 objects: lib.extract_all_objects(recursive: true), 3511 link_language: link_language, 3512 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []), 3513 link_args: link_args, 3514 win_subsystem: exe['win_subsystem']) 3515 3516 if targetos == 'darwin' 3517 icon = 'pc-bios/qemu.rsrc' 3518 build_input = [emulator, files(icon)] 3519 install_input = [ 3520 get_option('bindir') / exe_name, 3521 meson.current_source_dir() / icon 3522 ] 3523 if 'CONFIG_HVF' in config_target 3524 entitlements = 'accel/hvf/entitlements.plist' 3525 build_input += files(entitlements) 3526 install_input += meson.current_source_dir() / entitlements 3527 endif 3528 3529 emulators += {exe['name'] : custom_target(exe['name'], 3530 input: build_input, 3531 output: exe['name'], 3532 command: [entitlement, '@OUTPUT@', '@INPUT@']) 3533 } 3534 3535 meson.add_install_script(entitlement, '--install', 3536 get_option('bindir') / exe['name'], 3537 install_input) 3538 else 3539 emulators += {exe['name']: emulator} 3540 endif 3541 3542 if stap.found() 3543 foreach stp: [ 3544 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false}, 3545 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true}, 3546 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true}, 3547 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true}, 3548 ] 3549 custom_target(exe['name'] + stp['ext'], 3550 input: trace_events_all, 3551 output: exe['name'] + stp['ext'], 3552 install: stp['install'], 3553 install_dir: get_option('datadir') / 'systemtap/tapset', 3554 command: [ 3555 tracetool, '--group=all', '--format=' + stp['fmt'], 3556 '--binary=' + stp['bin'], 3557 '--target-name=' + target_name, 3558 '--target-type=' + target_type, 3559 '--probe-prefix=qemu.' + target_type + '.' + target_name, 3560 '@INPUT@', '@OUTPUT@' 3561 ], 3562 depend_files: tracetool_depends) 3563 endforeach 3564 endif 3565 endforeach 3566endforeach 3567 3568# Other build targets 3569 3570if 'CONFIG_PLUGIN' in config_host 3571 install_headers('include/qemu/qemu-plugin.h') 3572endif 3573 3574subdir('qga') 3575 3576# Don't build qemu-keymap if xkbcommon is not explicitly enabled 3577# when we don't build tools or system 3578if xkbcommon.found() 3579 # used for the update-keymaps target, so include rules even if !have_tools 3580 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh, 3581 dependencies: [qemuutil, xkbcommon], install: have_tools) 3582endif 3583 3584if have_tools 3585 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep], 3586 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true) 3587 qemu_io = executable('qemu-io', files('qemu-io.c'), 3588 dependencies: [block, qemuutil], install: true) 3589 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'), 3590 dependencies: [blockdev, qemuutil, gnutls, selinux], 3591 install: true) 3592 3593 subdir('storage-daemon') 3594 subdir('contrib/rdmacm-mux') 3595 subdir('contrib/elf2dmp') 3596 3597 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'), 3598 dependencies: qemuutil, 3599 install: true) 3600 3601 if have_vhost_user 3602 subdir('contrib/vhost-user-blk') 3603 subdir('contrib/vhost-user-gpu') 3604 subdir('contrib/vhost-user-input') 3605 subdir('contrib/vhost-user-scsi') 3606 endif 3607 3608 if targetos == 'linux' 3609 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'), 3610 dependencies: [qemuutil, libcap_ng], 3611 install: true, 3612 install_dir: get_option('libexecdir')) 3613 3614 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'), 3615 dependencies: [authz, crypto, io, qom, qemuutil, 3616 libcap_ng, mpathpersist], 3617 install: true) 3618 endif 3619 3620 if have_ivshmem 3621 subdir('contrib/ivshmem-client') 3622 subdir('contrib/ivshmem-server') 3623 endif 3624endif 3625 3626subdir('scripts') 3627subdir('tools') 3628subdir('pc-bios') 3629subdir('docs') 3630subdir('tests') 3631if gtk.found() 3632 subdir('po') 3633endif 3634 3635if host_machine.system() == 'windows' 3636 nsis_cmd = [ 3637 find_program('scripts/nsis.py'), 3638 '@OUTPUT@', 3639 get_option('prefix'), 3640 meson.current_source_dir(), 3641 config_host['GLIB_BINDIR'], 3642 host_machine.cpu(), 3643 '--', 3644 '-DDISPLAYVERSION=' + meson.project_version(), 3645 ] 3646 if build_docs 3647 nsis_cmd += '-DCONFIG_DOCUMENTATION=y' 3648 endif 3649 if gtk.found() 3650 nsis_cmd += '-DCONFIG_GTK=y' 3651 endif 3652 3653 nsis = custom_target('nsis', 3654 output: 'qemu-setup-' + meson.project_version() + '.exe', 3655 input: files('qemu.nsi'), 3656 build_always_stale: true, 3657 command: nsis_cmd + ['@INPUT@']) 3658 alias_target('installer', nsis) 3659endif 3660 3661######################### 3662# Configuration summary # 3663######################### 3664 3665# Directories 3666summary_info = {} 3667summary_info += {'Install prefix': get_option('prefix')} 3668summary_info += {'BIOS directory': qemu_datadir} 3669pathsep = targetos == 'windows' ? ';' : ':' 3670summary_info += {'firmware path': pathsep.join(get_option('qemu_firmwarepath'))} 3671summary_info += {'binary directory': get_option('prefix') / get_option('bindir')} 3672summary_info += {'library directory': get_option('prefix') / get_option('libdir')} 3673summary_info += {'module directory': qemu_moddir} 3674summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')} 3675summary_info += {'include directory': get_option('prefix') / get_option('includedir')} 3676summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')} 3677if targetos != 'windows' 3678 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')} 3679 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')} 3680else 3681 summary_info += {'local state directory': 'queried at runtime'} 3682endif 3683summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')} 3684summary_info += {'Build directory': meson.current_build_dir()} 3685summary_info += {'Source path': meson.current_source_dir()} 3686summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']} 3687summary(summary_info, bool_yn: true, section: 'Directories') 3688 3689# Host binaries 3690summary_info = {} 3691summary_info += {'git': config_host['GIT']} 3692summary_info += {'make': config_host['MAKE']} 3693summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())} 3694summary_info += {'sphinx-build': sphinx_build} 3695if config_host.has_key('HAVE_GDB_BIN') 3696 summary_info += {'gdb': config_host['HAVE_GDB_BIN']} 3697endif 3698summary_info += {'iasl': iasl} 3699summary_info += {'genisoimage': config_host['GENISOIMAGE']} 3700if targetos == 'windows' and have_ga 3701 summary_info += {'wixl': wixl} 3702endif 3703if slirp.found() and have_system 3704 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false} 3705endif 3706summary(summary_info, bool_yn: true, section: 'Host binaries') 3707 3708# Configurable features 3709summary_info = {} 3710summary_info += {'Documentation': build_docs} 3711summary_info += {'system-mode emulation': have_system} 3712summary_info += {'user-mode emulation': have_user} 3713summary_info += {'block layer': have_block} 3714summary_info += {'Install blobs': get_option('install_blobs')} 3715summary_info += {'module support': config_host.has_key('CONFIG_MODULES')} 3716if config_host.has_key('CONFIG_MODULES') 3717 summary_info += {'alternative module path': get_option('module_upgrades')} 3718endif 3719summary_info += {'fuzzing support': get_option('fuzzing')} 3720if have_system 3721 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)} 3722endif 3723summary_info += {'Trace backends': ','.join(get_option('trace_backends'))} 3724if 'simple' in get_option('trace_backends') 3725 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'} 3726endif 3727summary_info += {'D-Bus display': dbus_display} 3728summary_info += {'QOM debugging': get_option('qom_cast_debug')} 3729summary_info += {'vhost-kernel support': have_vhost_kernel} 3730summary_info += {'vhost-net support': have_vhost_net} 3731summary_info += {'vhost-user support': have_vhost_user} 3732summary_info += {'vhost-user-crypto support': have_vhost_user_crypto} 3733summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server} 3734summary_info += {'vhost-vdpa support': have_vhost_vdpa} 3735summary_info += {'build guest agent': have_ga} 3736summary(summary_info, bool_yn: true, section: 'Configurable features') 3737 3738# Compilation information 3739summary_info = {} 3740summary_info += {'host CPU': cpu} 3741summary_info += {'host endianness': build_machine.endian()} 3742summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())} 3743summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())} 3744if link_language == 'cpp' 3745 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())} 3746else 3747 summary_info += {'C++ compiler': false} 3748endif 3749if targetos == 'darwin' 3750 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())} 3751endif 3752summary_info += {'CFLAGS': ' '.join(get_option('c_args') 3753 + ['-O' + get_option('optimization')] 3754 + (get_option('debug') ? ['-g'] : []))} 3755if link_language == 'cpp' 3756 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args') 3757 + ['-O' + get_option('optimization')] 3758 + (get_option('debug') ? ['-g'] : []))} 3759endif 3760if targetos == 'darwin' 3761 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args') 3762 + ['-O' + get_option('optimization')] 3763 + (get_option('debug') ? ['-g'] : []))} 3764endif 3765link_args = get_option(link_language + '_link_args') 3766if link_args.length() > 0 3767 summary_info += {'LDFLAGS': ' '.join(link_args)} 3768endif 3769summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)} 3770summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)} 3771summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)} 3772summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)} 3773summary_info += {'profiler': get_option('profiler')} 3774summary_info += {'link-time optimization (LTO)': get_option('b_lto')} 3775summary_info += {'PIE': get_option('b_pie')} 3776summary_info += {'static build': config_host.has_key('CONFIG_STATIC')} 3777summary_info += {'malloc trim support': has_malloc_trim} 3778summary_info += {'membarrier': have_membarrier} 3779summary_info += {'debug stack usage': get_option('debug_stack_usage')} 3780summary_info += {'mutex debugging': get_option('debug_mutex')} 3781summary_info += {'memory allocator': get_option('malloc')} 3782summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')} 3783summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')} 3784summary_info += {'gprof enabled': get_option('gprof')} 3785summary_info += {'gcov': get_option('b_coverage')} 3786summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')} 3787summary_info += {'CFI support': get_option('cfi')} 3788if get_option('cfi') 3789 summary_info += {'CFI debug support': get_option('cfi_debug')} 3790endif 3791summary_info += {'strip binaries': get_option('strip')} 3792summary_info += {'sparse': sparse} 3793summary_info += {'mingw32 support': targetos == 'windows'} 3794summary(summary_info, bool_yn: true, section: 'Compilation') 3795 3796# snarf the cross-compilation information for tests 3797summary_info = {} 3798have_cross = false 3799foreach target: target_dirs 3800 tcg_mak = meson.current_build_dir() / 'tests/tcg' / target / 'config-target.mak' 3801 if fs.exists(tcg_mak) 3802 config_cross_tcg = keyval.load(tcg_mak) 3803 if 'CC' in config_cross_tcg 3804 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']} 3805 have_cross = true 3806 endif 3807 endif 3808endforeach 3809if have_cross 3810 summary(summary_info, bool_yn: true, section: 'Cross compilers') 3811endif 3812 3813# Targets and accelerators 3814summary_info = {} 3815if have_system 3816 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')} 3817 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')} 3818 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')} 3819 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')} 3820 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')} 3821 summary_info += {'Xen support': xen.found()} 3822 if xen.found() 3823 summary_info += {'xen ctrl version': xen.version()} 3824 endif 3825endif 3826summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')} 3827if config_all.has_key('CONFIG_TCG') 3828 if get_option('tcg_interpreter') 3829 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'} 3830 else 3831 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)} 3832 endif 3833 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')} 3834 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')} 3835endif 3836summary_info += {'target list': ' '.join(target_dirs)} 3837if have_system 3838 summary_info += {'default devices': get_option('default_devices')} 3839 summary_info += {'out of process emulation': multiprocess_allowed} 3840 summary_info += {'vfio-user server': vfio_user_server_allowed} 3841endif 3842summary(summary_info, bool_yn: true, section: 'Targets and accelerators') 3843 3844# Block layer 3845summary_info = {} 3846summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']} 3847summary_info += {'coroutine pool': have_coroutine_pool} 3848if have_block 3849 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')} 3850 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')} 3851 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')} 3852 summary_info += {'VirtFS support': have_virtfs} 3853 summary_info += {'build virtiofs daemon': have_virtiofsd} 3854 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')} 3855 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')} 3856 summary_info += {'bochs support': get_option('bochs').allowed()} 3857 summary_info += {'cloop support': get_option('cloop').allowed()} 3858 summary_info += {'dmg support': get_option('dmg').allowed()} 3859 summary_info += {'qcow v1 support': get_option('qcow1').allowed()} 3860 summary_info += {'vdi support': get_option('vdi').allowed()} 3861 summary_info += {'vvfat support': get_option('vvfat').allowed()} 3862 summary_info += {'qed support': get_option('qed').allowed()} 3863 summary_info += {'parallels support': get_option('parallels').allowed()} 3864 summary_info += {'FUSE exports': fuse} 3865 summary_info += {'VDUSE block exports': have_vduse_blk_export} 3866endif 3867summary(summary_info, bool_yn: true, section: 'Block layer support') 3868 3869# Crypto 3870summary_info = {} 3871summary_info += {'TLS priority': get_option('tls_priority')} 3872summary_info += {'GNUTLS support': gnutls} 3873if gnutls.found() 3874 summary_info += {' GNUTLS crypto': gnutls_crypto.found()} 3875endif 3876summary_info += {'libgcrypt': gcrypt} 3877summary_info += {'nettle': nettle} 3878if nettle.found() 3879 summary_info += {' XTS': xts != 'private'} 3880endif 3881summary_info += {'AF_ALG support': have_afalg} 3882summary_info += {'rng-none': get_option('rng_none')} 3883summary_info += {'Linux keyring': have_keyring} 3884summary(summary_info, bool_yn: true, section: 'Crypto') 3885 3886# Libraries 3887summary_info = {} 3888if targetos == 'darwin' 3889 summary_info += {'Cocoa support': cocoa} 3890 summary_info += {'vmnet.framework support': vmnet} 3891endif 3892summary_info += {'SDL support': sdl} 3893summary_info += {'SDL image support': sdl_image} 3894summary_info += {'GTK support': gtk} 3895summary_info += {'pixman': pixman} 3896summary_info += {'VTE support': vte} 3897summary_info += {'slirp support': slirp} 3898summary_info += {'libtasn1': tasn1} 3899summary_info += {'PAM': pam} 3900summary_info += {'iconv support': iconv} 3901summary_info += {'curses support': curses} 3902summary_info += {'virgl support': virgl} 3903summary_info += {'blkio support': blkio} 3904summary_info += {'curl support': curl} 3905summary_info += {'Multipath support': mpathpersist} 3906summary_info += {'PNG support': png} 3907summary_info += {'VNC support': vnc} 3908if vnc.found() 3909 summary_info += {'VNC SASL support': sasl} 3910 summary_info += {'VNC JPEG support': jpeg} 3911endif 3912if targetos not in ['darwin', 'haiku', 'windows'] 3913 summary_info += {'OSS support': oss} 3914 summary_info += {'sndio support': sndio} 3915elif targetos == 'darwin' 3916 summary_info += {'CoreAudio support': coreaudio} 3917elif targetos == 'windows' 3918 summary_info += {'DirectSound support': dsound} 3919endif 3920if targetos == 'linux' 3921 summary_info += {'ALSA support': alsa} 3922 summary_info += {'PulseAudio support': pulse} 3923endif 3924summary_info += {'JACK support': jack} 3925summary_info += {'brlapi support': brlapi} 3926summary_info += {'vde support': vde} 3927summary_info += {'netmap support': have_netmap} 3928summary_info += {'l2tpv3 support': have_l2tpv3} 3929summary_info += {'Linux AIO support': libaio} 3930summary_info += {'Linux io_uring support': linux_io_uring} 3931summary_info += {'ATTR/XATTR support': libattr} 3932summary_info += {'RDMA support': rdma} 3933summary_info += {'PVRDMA support': have_pvrdma} 3934summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt} 3935summary_info += {'libcap-ng support': libcap_ng} 3936summary_info += {'bpf support': libbpf} 3937summary_info += {'spice protocol support': spice_protocol} 3938if spice_protocol.found() 3939 summary_info += {' spice server support': spice} 3940endif 3941summary_info += {'rbd support': rbd} 3942summary_info += {'smartcard support': cacard} 3943summary_info += {'U2F support': u2f} 3944summary_info += {'libusb': libusb} 3945summary_info += {'usb net redir': usbredir} 3946summary_info += {'OpenGL support (epoxy)': opengl} 3947summary_info += {'GBM': gbm} 3948summary_info += {'libiscsi support': libiscsi} 3949summary_info += {'libnfs support': libnfs} 3950if targetos == 'windows' 3951 if have_ga 3952 summary_info += {'QGA VSS support': have_qga_vss} 3953 endif 3954endif 3955summary_info += {'seccomp support': seccomp} 3956summary_info += {'GlusterFS support': glusterfs} 3957summary_info += {'TPM support': have_tpm} 3958summary_info += {'libssh support': libssh} 3959summary_info += {'lzo support': lzo} 3960summary_info += {'snappy support': snappy} 3961summary_info += {'bzip2 support': libbzip2} 3962summary_info += {'lzfse support': liblzfse} 3963summary_info += {'zstd support': zstd} 3964summary_info += {'NUMA host support': numa} 3965summary_info += {'capstone': capstone} 3966summary_info += {'libpmem support': libpmem} 3967summary_info += {'libdaxctl support': libdaxctl} 3968summary_info += {'libudev': libudev} 3969# Dummy dependency, keep .found() 3970summary_info += {'FUSE lseek': fuse_lseek.found()} 3971summary_info += {'selinux': selinux} 3972summary(summary_info, bool_yn: true, section: 'Dependencies') 3973 3974if not supported_cpus.contains(cpu) 3975 message() 3976 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!') 3977 message() 3978 message('CPU host architecture ' + cpu + ' support is not currently maintained.') 3979 message('The QEMU project intends to remove support for this host CPU in') 3980 message('a future release if nobody volunteers to maintain it and to') 3981 message('provide a build host for our continuous integration setup.') 3982 message('configure has succeeded and you can continue to build, but') 3983 message('if you care about QEMU on this platform you should contact') 3984 message('us upstream at qemu-devel@nongnu.org.') 3985endif 3986 3987if not supported_oses.contains(targetos) 3988 message() 3989 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!') 3990 message() 3991 message('Host OS ' + targetos + 'support is not currently maintained.') 3992 message('The QEMU project intends to remove support for this host OS in') 3993 message('a future release if nobody volunteers to maintain it and to') 3994 message('provide a build host for our continuous integration setup.') 3995 message('configure has succeeded and you can continue to build, but') 3996 message('if you care about QEMU on this platform you should contact') 3997 message('us upstream at qemu-devel@nongnu.org.') 3998endif 3999