1project('qemu', ['c'], meson_version: '>=0.63.0', 2 default_options: ['warning_level=1', 'c_std=gnu11', 'cpp_std=gnu++11', 'b_colorout=auto', 3 'b_staticpic=false', 'stdsplit=false', 'optimization=2', 'b_pie=true'], 4 version: files('VERSION')) 5 6add_test_setup('quick', exclude_suites: ['slow', 'thorough'], is_default: true) 7add_test_setup('slow', exclude_suites: ['thorough'], env: ['G_TEST_SLOW=1', 'SPEED=slow']) 8add_test_setup('thorough', env: ['G_TEST_SLOW=1', 'SPEED=thorough']) 9 10meson.add_postconf_script(find_program('scripts/symlink-install-tree.py')) 11 12not_found = dependency('', required: false) 13keyval = import('keyval') 14ss = import('sourceset') 15fs = import('fs') 16 17targetos = host_machine.system() 18sh = find_program('sh') 19config_host = keyval.load(meson.current_build_dir() / 'config-host.mak') 20 21cc = meson.get_compiler('c') 22all_languages = ['c'] 23if add_languages('cpp', required: false, native: false) 24 all_languages += ['cpp'] 25 cxx = meson.get_compiler('cpp') 26endif 27if targetos == 'darwin' and \ 28 add_languages('objc', required: get_option('cocoa'), native: false) 29 all_languages += ['objc'] 30 objc = meson.get_compiler('objc') 31endif 32 33# Temporary directory used for files created while 34# configure runs. Since it is in the build directory 35# we can safely blow away any previous version of it 36# (and we need not jump through hoops to try to delete 37# it when configure exits.) 38tmpdir = meson.current_build_dir() / 'meson-private/temp' 39 40if get_option('qemu_suffix').startswith('/') 41 error('qemu_suffix cannot start with a /') 42endif 43 44qemu_confdir = get_option('sysconfdir') / get_option('qemu_suffix') 45qemu_datadir = get_option('datadir') / get_option('qemu_suffix') 46qemu_docdir = get_option('docdir') / get_option('qemu_suffix') 47qemu_moddir = get_option('libdir') / get_option('qemu_suffix') 48 49qemu_desktopdir = get_option('datadir') / 'applications' 50qemu_icondir = get_option('datadir') / 'icons' 51 52config_host_data = configuration_data() 53genh = [] 54qapi_trace_events = [] 55 56bsd_oses = ['gnu/kfreebsd', 'freebsd', 'netbsd', 'openbsd', 'dragonfly', 'darwin'] 57supported_oses = ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', 'sunos', 'linux'] 58supported_cpus = ['ppc', 'ppc64', 's390x', 'riscv', 'x86', 'x86_64', 59 'arm', 'aarch64', 'loongarch64', 'mips', 'mips64', 'sparc64'] 60 61cpu = host_machine.cpu_family() 62 63# Unify riscv* to a single family. 64if cpu in ['riscv32', 'riscv64'] 65 cpu = 'riscv' 66endif 67 68target_dirs = config_host['TARGET_DIRS'].split() 69have_linux_user = false 70have_bsd_user = false 71have_system = false 72foreach target : target_dirs 73 have_linux_user = have_linux_user or target.endswith('linux-user') 74 have_bsd_user = have_bsd_user or target.endswith('bsd-user') 75 have_system = have_system or target.endswith('-softmmu') 76endforeach 77have_user = have_linux_user or have_bsd_user 78have_tools = get_option('tools') \ 79 .disable_auto_if(not have_system) \ 80 .allowed() 81have_ga = get_option('guest_agent') \ 82 .disable_auto_if(not have_system and not have_tools) \ 83 .require(targetos in ['sunos', 'linux', 'windows', 'freebsd', 'netbsd', 'openbsd'], 84 error_message: 'unsupported OS for QEMU guest agent') \ 85 .allowed() 86enable_modules = get_option('modules') \ 87 .require(targetos != 'windows', 88 error_message: 'Modules are not available for Windows') \ 89 .require(not get_option('prefer_static'), 90 error_message: 'Modules are incompatible with static linking') \ 91 .allowed() 92have_block = have_system or have_tools 93 94python = import('python').find_installation() 95 96if cpu not in supported_cpus 97 host_arch = 'unknown' 98elif cpu == 'x86' 99 host_arch = 'i386' 100elif cpu == 'mips64' 101 host_arch = 'mips' 102else 103 host_arch = cpu 104endif 105 106if cpu in ['x86', 'x86_64'] 107 kvm_targets = ['i386-softmmu', 'x86_64-softmmu'] 108elif cpu == 'aarch64' 109 kvm_targets = ['aarch64-softmmu'] 110elif cpu == 's390x' 111 kvm_targets = ['s390x-softmmu'] 112elif cpu in ['ppc', 'ppc64'] 113 kvm_targets = ['ppc-softmmu', 'ppc64-softmmu'] 114elif cpu in ['mips', 'mips64'] 115 kvm_targets = ['mips-softmmu', 'mipsel-softmmu', 'mips64-softmmu', 'mips64el-softmmu'] 116elif cpu in ['riscv'] 117 kvm_targets = ['riscv32-softmmu', 'riscv64-softmmu'] 118else 119 kvm_targets = [] 120endif 121 122kvm_targets_c = '""' 123if get_option('kvm').allowed() and targetos == 'linux' 124 kvm_targets_c = '"' + '" ,"'.join(kvm_targets) + '"' 125endif 126config_host_data.set('CONFIG_KVM_TARGETS', kvm_targets_c) 127 128accelerator_targets = { 'CONFIG_KVM': kvm_targets } 129 130if cpu in ['aarch64'] 131 accelerator_targets += { 132 'CONFIG_HVF': ['aarch64-softmmu'] 133 } 134endif 135 136if cpu in ['x86', 'x86_64', 'arm', 'aarch64'] 137 # i386 emulator provides xenpv machine type for multiple architectures 138 accelerator_targets += { 139 'CONFIG_XEN': ['i386-softmmu', 'x86_64-softmmu', 'aarch64-softmmu'], 140 } 141endif 142if cpu in ['x86', 'x86_64'] 143 accelerator_targets += { 144 'CONFIG_HAX': ['i386-softmmu', 'x86_64-softmmu'], 145 'CONFIG_HVF': ['x86_64-softmmu'], 146 'CONFIG_NVMM': ['i386-softmmu', 'x86_64-softmmu'], 147 'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'], 148 } 149endif 150 151modular_tcg = [] 152# Darwin does not support references to thread-local variables in modules 153if targetos != 'darwin' 154 modular_tcg = ['i386-softmmu', 'x86_64-softmmu'] 155endif 156 157edk2_targets = [ 'arm-softmmu', 'aarch64-softmmu', 'i386-softmmu', 'x86_64-softmmu' ] 158unpack_edk2_blobs = false 159foreach target : edk2_targets 160 if target in target_dirs 161 bzip2 = find_program('bzip2', required: get_option('install_blobs')) 162 unpack_edk2_blobs = bzip2.found() 163 break 164 endif 165endforeach 166 167dtrace = not_found 168stap = not_found 169if 'dtrace' in get_option('trace_backends') 170 dtrace = find_program('dtrace', required: true) 171 stap = find_program('stap', required: false) 172 if stap.found() 173 # Workaround to avoid dtrace(1) producing a file with 'hidden' symbol 174 # visibility. Define STAP_SDT_V2 to produce 'default' symbol visibility 175 # instead. QEMU --enable-modules depends on this because the SystemTap 176 # semaphores are linked into the main binary and not the module's shared 177 # object. 178 add_global_arguments('-DSTAP_SDT_V2', 179 native: false, language: all_languages) 180 endif 181endif 182 183if get_option('iasl') == '' 184 iasl = find_program('iasl', required: false) 185else 186 iasl = find_program(get_option('iasl'), required: true) 187endif 188 189################## 190# Compiler flags # 191################## 192 193foreach lang : all_languages 194 compiler = meson.get_compiler(lang) 195 if compiler.get_id() == 'gcc' and compiler.version().version_compare('>=7.4') 196 # ok 197 elif compiler.get_id() == 'clang' and compiler.compiles(''' 198 #ifdef __apple_build_version__ 199 # if __clang_major__ < 12 || (__clang_major__ == 12 && __clang_minor__ < 0) 200 # error You need at least XCode Clang v12.0 to compile QEMU 201 # endif 202 #else 203 # if __clang_major__ < 10 || (__clang_major__ == 10 && __clang_minor__ < 0) 204 # error You need at least Clang v10.0 to compile QEMU 205 # endif 206 #endif''') 207 # ok 208 else 209 error('You either need GCC v7.4 or Clang v10.0 (or XCode Clang v12.0) to compile QEMU') 210 endif 211endforeach 212 213# default flags for all hosts 214# We use -fwrapv to tell the compiler that we require a C dialect where 215# left shift of signed integers is well defined and has the expected 216# 2s-complement style results. (Both clang and gcc agree that it 217# provides these semantics.) 218 219qemu_common_flags = [ 220 '-D_GNU_SOURCE', '-D_FILE_OFFSET_BITS=64', '-D_LARGEFILE_SOURCE', 221 '-fno-strict-aliasing', '-fno-common', '-fwrapv' ] 222qemu_cflags = [] 223qemu_ldflags = [] 224 225if targetos == 'darwin' 226 # Disable attempts to use ObjectiveC features in os/object.h since they 227 # won't work when we're compiling with gcc as a C compiler. 228 qemu_common_flags += '-DOS_OBJECT_USE_OBJC=0' 229elif targetos == 'solaris' 230 # needed for CMSG_ macros in sys/socket.h 231 qemu_common_flags += '-D_XOPEN_SOURCE=600' 232 # needed for TIOCWIN* defines in termios.h 233 qemu_common_flags += '-D__EXTENSIONS__' 234elif targetos == 'haiku' 235 qemu_common_flags += ['-DB_USE_POSITIVE_POSIX_ERRORS', '-D_BSD_SOURCE', '-fPIC'] 236endif 237 238# __sync_fetch_and_and requires at least -march=i486. Many toolchains 239# use i686 as default anyway, but for those that don't, an explicit 240# specification is necessary 241if host_arch == 'i386' and not cc.links(''' 242 static int sfaa(int *ptr) 243 { 244 return __sync_fetch_and_and(ptr, 0); 245 } 246 247 int main(void) 248 { 249 int val = 42; 250 val = __sync_val_compare_and_swap(&val, 0, 1); 251 sfaa(&val); 252 return val; 253 }''') 254 qemu_common_flags = ['-march=i486'] + qemu_common_flags 255endif 256 257if get_option('gprof') 258 qemu_common_flags += ['-p'] 259 qemu_ldflags += ['-p'] 260endif 261 262if get_option('prefer_static') 263 qemu_ldflags += get_option('b_pie') ? '-static-pie' : '-static' 264endif 265 266# Meson currently only handles pie as a boolean for now, so if the user 267# has explicitly disabled PIE we need to extend our cflags. 268# 269# -no-pie is supposedly a linker flag that has no effect on the compiler 270# command line, but some distros, that didn't quite know what they were 271# doing, made local changes to gcc's specs file that turned it into 272# a compiler command-line flag. 273# 274# What about linker flags? For a static build, no PIE is implied by -static 275# which we added above (and if it's not because of the same specs patching, 276# there's nothing we can do: compilation will fail, report a bug to your 277# distro and do not use --disable-pie in the meanwhile). For dynamic linking, 278# instead, we can't add -no-pie because it overrides -shared: the linker then 279# tries to build an executable instead of a shared library and fails. So 280# don't add -no-pie anywhere and cross fingers. :( 281if not get_option('b_pie') 282 qemu_common_flags += cc.get_supported_arguments('-fno-pie', '-no-pie') 283endif 284 285if not get_option('stack_protector').disabled() 286 stack_protector_probe = ''' 287 int main(int argc, char *argv[]) 288 { 289 char arr[64], *p = arr, *c = argv[argc - 1]; 290 while (*c) { 291 *p++ = *c++; 292 } 293 return 0; 294 }''' 295 have_stack_protector = false 296 foreach arg : ['-fstack-protector-strong', '-fstack-protector-all'] 297 # We need to check both a compile and a link, since some compiler 298 # setups fail only on a .c->.o compile and some only at link time 299 if cc.compiles(stack_protector_probe, args: ['-Werror', arg]) and \ 300 cc.links(stack_protector_probe, args: ['-Werror', arg]) 301 have_stack_protector = true 302 qemu_cflags += arg 303 qemu_ldflags += arg 304 break 305 endif 306 endforeach 307 get_option('stack_protector') \ 308 .require(have_stack_protector, error_message: 'Stack protector not supported') 309endif 310 311coroutine_backend = get_option('coroutine_backend') 312ucontext_probe = ''' 313 #include <ucontext.h> 314 #ifdef __stub_makecontext 315 #error Ignoring glibc stub makecontext which will always fail 316 #endif 317 int main(void) { makecontext(0, 0, 0); return 0; }''' 318 319# On Windows the only valid backend is the Windows specific one. 320# For POSIX prefer ucontext, but it's not always possible. The fallback 321# is sigcontext. 322supported_backends = [] 323if targetos == 'windows' 324 supported_backends += ['windows'] 325else 326 if targetos != 'darwin' and cc.links(ucontext_probe) 327 supported_backends += ['ucontext'] 328 endif 329 supported_backends += ['sigaltstack'] 330endif 331 332if coroutine_backend == 'auto' 333 coroutine_backend = supported_backends[0] 334elif coroutine_backend not in supported_backends 335 error('"@0@" backend requested but not available. Available backends: @1@' \ 336 .format(coroutine_backend, ', '.join(supported_backends))) 337endif 338 339# Compiles if SafeStack *not* enabled 340safe_stack_probe = ''' 341 int main(void) 342 { 343 #if defined(__has_feature) 344 #if __has_feature(safe_stack) 345 #error SafeStack Enabled 346 #endif 347 #endif 348 return 0; 349 }''' 350if get_option('safe_stack') != not cc.compiles(safe_stack_probe) 351 safe_stack_arg = get_option('safe_stack') ? '-fsanitize=safe-stack' : '-fno-sanitize=safe-stack' 352 if get_option('safe_stack') != not cc.compiles(safe_stack_probe, args: safe_stack_arg) 353 error(get_option('safe_stack') \ 354 ? 'SafeStack not supported by your compiler' \ 355 : 'Cannot disable SafeStack') 356 endif 357 qemu_cflags += safe_stack_arg 358 qemu_ldflags += safe_stack_arg 359endif 360if get_option('safe_stack') and coroutine_backend != 'ucontext' 361 error('SafeStack is only supported with the ucontext coroutine backend') 362endif 363 364if get_option('sanitizers') 365 if cc.has_argument('-fsanitize=address') 366 qemu_cflags = ['-fsanitize=address'] + qemu_cflags 367 qemu_ldflags = ['-fsanitize=address'] + qemu_ldflags 368 endif 369 370 # Detect static linking issue with ubsan - https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285 371 if cc.links('int main(int argc, char **argv) { return argc + 1; }', 372 args: [qemu_ldflags, '-fsanitize=undefined']) 373 qemu_cflags = ['-fsanitize=undefined'] + qemu_cflags 374 qemu_ldflags = ['-fsanitize=undefined'] + qemu_ldflags 375 endif 376endif 377 378# Thread sanitizer is, for now, much noisier than the other sanitizers; 379# keep it separate until that is not the case. 380if get_option('tsan') 381 if get_option('sanitizers') 382 error('TSAN is not supported with other sanitizers') 383 endif 384 if not cc.has_function('__tsan_create_fiber', 385 args: '-fsanitize=thread', 386 prefix: '#include <sanitizer/tsan_interface.h>') 387 error('Cannot enable TSAN due to missing fiber annotation interface') 388 endif 389 qemu_cflags = ['-fsanitize=thread'] + qemu_cflags 390 qemu_ldflags = ['-fsanitize=thread'] + qemu_ldflags 391endif 392 393# Detect support for PT_GNU_RELRO + DT_BIND_NOW. 394# The combination is known as "full relro", because .got.plt is read-only too. 395qemu_ldflags += cc.get_supported_link_arguments('-Wl,-z,relro', '-Wl,-z,now') 396 397if targetos == 'windows' 398 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--no-seh', '-Wl,--nxcompat') 399 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--dynamicbase', '-Wl,--high-entropy-va') 400endif 401 402# Exclude --warn-common with TSan to suppress warnings from the TSan libraries. 403if targetos != 'sunos' and not get_option('tsan') 404 qemu_ldflags += cc.get_supported_link_arguments('-Wl,--warn-common') 405endif 406 407if get_option('fuzzing') 408 # Specify a filter to only instrument code that is directly related to 409 # virtual-devices. 410 configure_file(output: 'instrumentation-filter', 411 input: 'scripts/oss-fuzz/instrumentation-filter-template', 412 copy: true) 413 414 if cc.compiles('int main () { return 0; }', 415 name: '-fsanitize-coverage-allowlist=/dev/null', 416 args: ['-fsanitize-coverage-allowlist=/dev/null', 417 '-fsanitize-coverage=trace-pc'] ) 418 qemu_common_flags += ['-fsanitize-coverage-allowlist=instrumentation-filter'] 419 endif 420 421 if get_option('fuzzing_engine') == '' 422 # Add CFLAGS to tell clang to add fuzzer-related instrumentation to all the 423 # compiled code. To build non-fuzzer binaries with --enable-fuzzing, link 424 # everything with fsanitize=fuzzer-no-link. Otherwise, the linker will be 425 # unable to bind the fuzzer-related callbacks added by instrumentation. 426 qemu_common_flags += ['-fsanitize=fuzzer-no-link'] 427 qemu_ldflags += ['-fsanitize=fuzzer-no-link'] 428 # For the actual fuzzer binaries, we need to link against the libfuzzer 429 # library. They need to be configurable, to support OSS-Fuzz 430 fuzz_exe_ldflags = ['-fsanitize=fuzzer'] 431 else 432 # LIB_FUZZING_ENGINE was set; assume we are running on OSS-Fuzz, and 433 # the needed CFLAGS have already been provided 434 fuzz_exe_ldflags = get_option('fuzzing_engine').split() 435 endif 436endif 437 438add_global_arguments(qemu_common_flags, native: false, language: all_languages) 439add_global_link_arguments(qemu_ldflags, native: false, language: all_languages) 440 441# Collect warnings that we want to enable 442 443warn_flags = [ 444 '-Wundef', 445 '-Wwrite-strings', 446 '-Wmissing-prototypes', 447 '-Wstrict-prototypes', 448 '-Wredundant-decls', 449 '-Wold-style-declaration', 450 '-Wold-style-definition', 451 '-Wtype-limits', 452 '-Wformat-security', 453 '-Wformat-y2k', 454 '-Winit-self', 455 '-Wignored-qualifiers', 456 '-Wempty-body', 457 '-Wnested-externs', 458 '-Wendif-labels', 459 '-Wexpansion-to-defined', 460 '-Wimplicit-fallthrough=2', 461 '-Wmissing-format-attribute', 462 '-Wno-initializer-overrides', 463 '-Wno-missing-include-dirs', 464 '-Wno-shift-negative-value', 465 '-Wno-string-plus-int', 466 '-Wno-typedef-redefinition', 467 '-Wno-tautological-type-limit-compare', 468 '-Wno-psabi', 469 '-Wno-gnu-variable-sized-type-not-at-end', 470] 471 472if targetos != 'darwin' 473 warn_flags += ['-Wthread-safety'] 474endif 475 476# Check that the C++ compiler exists and works with the C compiler. 477link_language = 'c' 478linker = cc 479qemu_cxxflags = [] 480if 'cpp' in all_languages 481 qemu_cxxflags = ['-D__STDC_LIMIT_MACROS', '-D__STDC_CONSTANT_MACROS', '-D__STDC_FORMAT_MACROS'] + qemu_cflags 482 if cxx.links(files('scripts/main.c'), args: qemu_cflags) 483 link_language = 'cpp' 484 linker = cxx 485 else 486 message('C++ compiler does not work with C compiler') 487 message('Disabling C++-specific optional code') 488 endif 489endif 490 491# clang does not support glibc + FORTIFY_SOURCE (is it still true?) 492if get_option('optimization') != '0' and targetos == 'linux' 493 if cc.get_id() == 'gcc' 494 qemu_cflags += ['-U_FORTIFY_SOURCE', '-D_FORTIFY_SOURCE=2'] 495 endif 496 if 'cpp' in all_languages and cxx.get_id() == 'gcc' 497 qemu_cxxflags += ['-U_FORTIFY_SOURCE', '-D_FORTIFY_SOURCE=2'] 498 endif 499endif 500 501add_project_arguments(qemu_cflags, native: false, language: 'c') 502add_project_arguments(cc.get_supported_arguments(warn_flags), native: false, language: 'c') 503if 'cpp' in all_languages 504 add_project_arguments(qemu_cxxflags, native: false, language: 'cpp') 505 add_project_arguments(cxx.get_supported_arguments(warn_flags), native: false, language: 'cpp') 506endif 507if 'objc' in all_languages 508 # Note sanitizer flags are not applied to Objective-C sources! 509 add_project_arguments(objc.get_supported_arguments(warn_flags), native: false, language: 'objc') 510endif 511if targetos == 'linux' 512 add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers', 513 '-isystem', 'linux-headers', 514 language: all_languages) 515endif 516 517add_project_arguments('-iquote', '.', 518 '-iquote', meson.current_source_dir(), 519 '-iquote', meson.current_source_dir() / 'include', 520 language: all_languages) 521 522# If a host-specific include directory exists, list that first... 523host_include = meson.current_source_dir() / 'host/include/' 524if fs.is_dir(host_include / host_arch) 525 add_project_arguments('-iquote', host_include / host_arch, 526 language: all_languages) 527endif 528# ... followed by the generic fallback. 529add_project_arguments('-iquote', host_include / 'generic', 530 language: all_languages) 531 532sparse = find_program('cgcc', required: get_option('sparse')) 533if sparse.found() 534 run_target('sparse', 535 command: [find_program('scripts/check_sparse.py'), 536 'compile_commands.json', sparse.full_path(), '-Wbitwise', 537 '-Wno-transparent-union', '-Wno-old-initializer', 538 '-Wno-non-pointer-null']) 539endif 540 541########################################### 542# Target-specific checks and dependencies # 543########################################### 544 545# Fuzzing 546if get_option('fuzzing') and get_option('fuzzing_engine') == '' and \ 547 not cc.links(''' 548 #include <stdint.h> 549 #include <sys/types.h> 550 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size); 551 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; } 552 ''', 553 args: ['-Werror', '-fsanitize=fuzzer']) 554 error('Your compiler does not support -fsanitize=fuzzer') 555endif 556 557# Tracing backends 558if 'ftrace' in get_option('trace_backends') and targetos != 'linux' 559 error('ftrace is supported only on Linux') 560endif 561if 'syslog' in get_option('trace_backends') and not cc.compiles(''' 562 #include <syslog.h> 563 int main(void) { 564 openlog("qemu", LOG_PID, LOG_DAEMON); 565 syslog(LOG_INFO, "configure"); 566 return 0; 567 }''') 568 error('syslog is not supported on this system') 569endif 570 571# Miscellaneous Linux-only features 572get_option('mpath') \ 573 .require(targetos == 'linux', error_message: 'Multipath is supported only on Linux') 574 575multiprocess_allowed = get_option('multiprocess') \ 576 .require(targetos == 'linux', error_message: 'Multiprocess QEMU is supported only on Linux') \ 577 .allowed() 578 579vfio_user_server_allowed = get_option('vfio_user_server') \ 580 .require(targetos == 'linux', error_message: 'vfio-user server is supported only on Linux') \ 581 .allowed() 582 583have_tpm = get_option('tpm') \ 584 .require(targetos != 'windows', error_message: 'TPM emulation only available on POSIX systems') \ 585 .allowed() 586 587# vhost 588have_vhost_user = get_option('vhost_user') \ 589 .disable_auto_if(targetos != 'linux') \ 590 .require(targetos != 'windows', 591 error_message: 'vhost-user is not available on Windows').allowed() 592have_vhost_vdpa = get_option('vhost_vdpa') \ 593 .require(targetos == 'linux', 594 error_message: 'vhost-vdpa is only available on Linux').allowed() 595have_vhost_kernel = get_option('vhost_kernel') \ 596 .require(targetos == 'linux', 597 error_message: 'vhost-kernel is only available on Linux').allowed() 598have_vhost_user_crypto = get_option('vhost_crypto') \ 599 .require(have_vhost_user, 600 error_message: 'vhost-crypto requires vhost-user to be enabled').allowed() 601 602have_vhost = have_vhost_user or have_vhost_vdpa or have_vhost_kernel 603 604have_vhost_net_user = have_vhost_user and get_option('vhost_net').allowed() 605have_vhost_net_vdpa = have_vhost_vdpa and get_option('vhost_net').allowed() 606have_vhost_net_kernel = have_vhost_kernel and get_option('vhost_net').allowed() 607have_vhost_net = have_vhost_net_kernel or have_vhost_net_user or have_vhost_net_vdpa 608 609# Target-specific libraries and flags 610libm = cc.find_library('m', required: false) 611threads = dependency('threads') 612util = cc.find_library('util', required: false) 613winmm = [] 614socket = [] 615version_res = [] 616coref = [] 617iokit = [] 618emulator_link_args = [] 619nvmm =not_found 620hvf = not_found 621midl = not_found 622widl = not_found 623pathcch = not_found 624host_dsosuf = '.so' 625if targetos == 'windows' 626 midl = find_program('midl', required: false) 627 widl = find_program('widl', required: false) 628 pathcch = cc.find_library('pathcch') 629 socket = cc.find_library('ws2_32') 630 winmm = cc.find_library('winmm') 631 632 win = import('windows') 633 version_res = win.compile_resources('version.rc', 634 depend_files: files('pc-bios/qemu-nsis.ico'), 635 include_directories: include_directories('.')) 636 host_dsosuf = '.dll' 637elif targetos == 'darwin' 638 coref = dependency('appleframeworks', modules: 'CoreFoundation') 639 iokit = dependency('appleframeworks', modules: 'IOKit', required: false) 640 host_dsosuf = '.dylib' 641elif targetos == 'sunos' 642 socket = [cc.find_library('socket'), 643 cc.find_library('nsl'), 644 cc.find_library('resolv')] 645elif targetos == 'haiku' 646 socket = [cc.find_library('posix_error_mapper'), 647 cc.find_library('network'), 648 cc.find_library('bsd')] 649elif targetos == 'openbsd' 650 if get_option('tcg').allowed() and target_dirs.length() > 0 651 # Disable OpenBSD W^X if available 652 emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded') 653 endif 654endif 655 656# Target-specific configuration of accelerators 657accelerators = [] 658if get_option('kvm').allowed() and targetos == 'linux' 659 accelerators += 'CONFIG_KVM' 660endif 661if get_option('whpx').allowed() and targetos == 'windows' 662 if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64' 663 error('WHPX requires 64-bit host') 664 elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \ 665 cc.has_header('WinHvEmulation.h', required: get_option('whpx')) 666 accelerators += 'CONFIG_WHPX' 667 endif 668endif 669if get_option('hvf').allowed() 670 hvf = dependency('appleframeworks', modules: 'Hypervisor', 671 required: get_option('hvf')) 672 if hvf.found() 673 accelerators += 'CONFIG_HVF' 674 endif 675endif 676if get_option('hax').allowed() 677 if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd'] 678 accelerators += 'CONFIG_HAX' 679 endif 680endif 681if targetos == 'netbsd' 682 nvmm = cc.find_library('nvmm', required: get_option('nvmm')) 683 if nvmm.found() 684 accelerators += 'CONFIG_NVMM' 685 endif 686endif 687 688tcg_arch = host_arch 689if get_option('tcg').allowed() 690 if host_arch == 'unknown' 691 if get_option('tcg_interpreter') 692 warning('Unsupported CPU @0@, will use TCG with TCI (slow)'.format(cpu)) 693 else 694 error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu)) 695 endif 696 elif get_option('tcg_interpreter') 697 warning('Use of the TCG interpreter is not recommended on this host') 698 warning('architecture. There is a native TCG execution backend available') 699 warning('which provides substantially better performance and reliability.') 700 warning('It is strongly recommended to remove the --enable-tcg-interpreter') 701 warning('configuration option on this architecture to use the native') 702 warning('backend.') 703 endif 704 if get_option('tcg_interpreter') 705 tcg_arch = 'tci' 706 config_host += { 'CONFIG_TCG_INTERPRETER': 'y' } 707 elif host_arch == 'x86_64' 708 tcg_arch = 'i386' 709 elif host_arch == 'ppc64' 710 tcg_arch = 'ppc' 711 endif 712 add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch, 713 language: all_languages) 714 715 accelerators += 'CONFIG_TCG' 716 config_host += { 'CONFIG_TCG': 'y' } 717endif 718 719if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled() 720 error('KVM not available on this platform') 721endif 722if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled() 723 error('HVF not available on this platform') 724endif 725if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled() 726 error('NVMM not available on this platform') 727endif 728if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled() 729 error('WHPX not available on this platform') 730endif 731 732################ 733# Dependencies # 734################ 735 736# When bumping glib minimum version, please check also whether to increase 737# the _WIN32_WINNT setting in osdep.h according to the value from glib 738glib_req_ver = '>=2.56.0' 739glib_pc = dependency('glib-2.0', version: glib_req_ver, required: true, 740 method: 'pkg-config') 741glib_cflags = [] 742if enable_modules 743 gmodule = dependency('gmodule-export-2.0', version: glib_req_ver, required: true, 744 method: 'pkg-config') 745elif config_host.has_key('CONFIG_PLUGIN') 746 gmodule = dependency('gmodule-no-export-2.0', version: glib_req_ver, required: true, 747 method: 'pkg-config') 748else 749 gmodule = not_found 750endif 751 752# This workaround is required due to a bug in pkg-config file for glib as it 753# doesn't define GLIB_STATIC_COMPILATION for pkg-config --static 754if targetos == 'windows' and get_option('prefer_static') 755 glib_cflags += ['-DGLIB_STATIC_COMPILATION'] 756endif 757 758# Sanity check that the current size_t matches the 759# size that glib thinks it should be. This catches 760# problems on multi-arch where people try to build 761# 32-bit QEMU while pointing at 64-bit glib headers 762 763if not cc.compiles(''' 764 #include <glib.h> 765 #include <unistd.h> 766 767 #define QEMU_BUILD_BUG_ON(x) \ 768 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused)); 769 770 int main(void) { 771 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T); 772 return 0; 773 }''', dependencies: glib_pc, args: glib_cflags) 774 error('''sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T. 775 You probably need to set PKG_CONFIG_LIBDIR" to point 776 to the right pkg-config files for your build target.''') 777endif 778 779# Silence clang warnings triggered by glib < 2.57.2 780if not cc.compiles(''' 781 #include <glib.h> 782 typedef struct Foo { 783 int i; 784 } Foo; 785 static void foo_free(Foo *f) 786 { 787 g_free(f); 788 } 789 G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free) 790 int main(void) { return 0; }''', dependencies: glib_pc, args: ['-Wunused-function', '-Werror']) 791 glib_cflags += cc.get_supported_arguments('-Wno-unused-function') 792endif 793glib = declare_dependency(dependencies: [glib_pc, gmodule], 794 compile_args: glib_cflags, 795 version: glib_pc.version()) 796 797# Check whether glib has gslice, which we have to avoid for correctness. 798# TODO: remove this check and the corresponding workaround (qtree) when 799# the minimum supported glib is >= 2.75.3 800glib_has_gslice = glib.version().version_compare('<2.75.3') 801 802# override glib dep to include the above refinements 803meson.override_dependency('glib-2.0', glib) 804 805# The path to glib.h is added to all compilation commands. 806add_project_dependencies(glib.partial_dependency(compile_args: true, includes: true), 807 native: false, language: all_languages) 808 809gio = not_found 810gdbus_codegen = not_found 811gdbus_codegen_error = '@0@ requires gdbus-codegen, please install libgio' 812if not get_option('gio').auto() or have_system 813 gio = dependency('gio-2.0', required: get_option('gio'), 814 method: 'pkg-config') 815 if gio.found() and not cc.links(''' 816 #include <gio/gio.h> 817 int main(void) 818 { 819 g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0); 820 return 0; 821 }''', dependencies: [glib, gio]) 822 if get_option('gio').enabled() 823 error('The installed libgio is broken for static linking') 824 endif 825 gio = not_found 826 endif 827 if gio.found() 828 gdbus_codegen = find_program(gio.get_variable('gdbus_codegen'), 829 required: get_option('gio')) 830 gio_unix = dependency('gio-unix-2.0', required: get_option('gio'), 831 method: 'pkg-config') 832 gio = declare_dependency(dependencies: [gio, gio_unix], 833 version: gio.version()) 834 endif 835endif 836if gdbus_codegen.found() and get_option('cfi') 837 gdbus_codegen = not_found 838 gdbus_codegen_error = '@0@ uses gdbus-codegen, which does not support control flow integrity' 839endif 840 841lttng = not_found 842if 'ust' in get_option('trace_backends') 843 lttng = dependency('lttng-ust', required: true, version: '>= 2.1', 844 method: 'pkg-config') 845endif 846pixman = not_found 847if have_system or have_tools 848 pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8', 849 method: 'pkg-config') 850endif 851zlib = dependency('zlib', required: true) 852 853libaio = not_found 854if not get_option('linux_aio').auto() or have_block 855 libaio = cc.find_library('aio', has_headers: ['libaio.h'], 856 required: get_option('linux_aio')) 857endif 858 859linux_io_uring_test = ''' 860 #include <liburing.h> 861 #include <linux/errqueue.h> 862 863 int main(void) { return 0; }''' 864 865linux_io_uring = not_found 866if not get_option('linux_io_uring').auto() or have_block 867 linux_io_uring = dependency('liburing', version: '>=0.3', 868 required: get_option('linux_io_uring'), 869 method: 'pkg-config') 870 if not cc.links(linux_io_uring_test) 871 linux_io_uring = not_found 872 endif 873endif 874 875libnfs = not_found 876if not get_option('libnfs').auto() or have_block 877 libnfs = dependency('libnfs', version: '>=1.9.3', 878 required: get_option('libnfs'), 879 method: 'pkg-config') 880endif 881 882libattr_test = ''' 883 #include <stddef.h> 884 #include <sys/types.h> 885 #ifdef CONFIG_LIBATTR 886 #include <attr/xattr.h> 887 #else 888 #include <sys/xattr.h> 889 #endif 890 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }''' 891 892libattr = not_found 893have_old_libattr = false 894if get_option('attr').allowed() 895 if cc.links(libattr_test) 896 libattr = declare_dependency() 897 else 898 libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'], 899 required: get_option('attr')) 900 if libattr.found() and not \ 901 cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR') 902 libattr = not_found 903 if get_option('attr').enabled() 904 error('could not link libattr') 905 else 906 warning('could not link libattr, disabling') 907 endif 908 else 909 have_old_libattr = libattr.found() 910 endif 911 endif 912endif 913 914cocoa = dependency('appleframeworks', modules: ['Cocoa', 'CoreVideo'], 915 required: get_option('cocoa')) 916 917vmnet = dependency('appleframeworks', modules: 'vmnet', required: get_option('vmnet')) 918if vmnet.found() and not cc.has_header_symbol('vmnet/vmnet.h', 919 'VMNET_BRIDGED_MODE', 920 dependencies: vmnet) 921 vmnet = not_found 922 if get_option('vmnet').enabled() 923 error('vmnet.framework API is outdated') 924 else 925 warning('vmnet.framework API is outdated, disabling') 926 endif 927endif 928 929seccomp = not_found 930seccomp_has_sysrawrc = false 931if not get_option('seccomp').auto() or have_system or have_tools 932 seccomp = dependency('libseccomp', version: '>=2.3.0', 933 required: get_option('seccomp'), 934 method: 'pkg-config') 935 if seccomp.found() 936 seccomp_has_sysrawrc = cc.has_header_symbol('seccomp.h', 937 'SCMP_FLTATR_API_SYSRAWRC', 938 dependencies: seccomp) 939 endif 940endif 941 942libcap_ng = not_found 943if not get_option('cap_ng').auto() or have_system or have_tools 944 libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'], 945 required: get_option('cap_ng')) 946endif 947if libcap_ng.found() and not cc.links(''' 948 #include <cap-ng.h> 949 int main(void) 950 { 951 capng_capability_to_name(CAPNG_EFFECTIVE); 952 return 0; 953 }''', dependencies: libcap_ng) 954 libcap_ng = not_found 955 if get_option('cap_ng').enabled() 956 error('could not link libcap-ng') 957 else 958 warning('could not link libcap-ng, disabling') 959 endif 960endif 961 962if get_option('xkbcommon').auto() and not have_system and not have_tools 963 xkbcommon = not_found 964else 965 xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'), 966 method: 'pkg-config') 967endif 968 969slirp = not_found 970if not get_option('slirp').auto() or have_system 971 slirp = dependency('slirp', required: get_option('slirp'), 972 method: 'pkg-config') 973 # slirp < 4.7 is incompatible with CFI support in QEMU. This is because 974 # it passes function pointers within libslirp as callbacks for timers. 975 # When using a system-wide shared libslirp, the type information for the 976 # callback is missing and the timer call produces a false positive with CFI. 977 # Do not use the "version" keyword argument to produce a better error. 978 # with control-flow integrity. 979 if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7') 980 if get_option('slirp').enabled() 981 error('Control-Flow Integrity requires libslirp 4.7.') 982 else 983 warning('Cannot use libslirp since Control-Flow Integrity requires libslirp >= 4.7.') 984 slirp = not_found 985 endif 986 endif 987endif 988 989vde = not_found 990if not get_option('vde').auto() or have_system or have_tools 991 vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'], 992 required: get_option('vde')) 993endif 994if vde.found() and not cc.links(''' 995 #include <libvdeplug.h> 996 int main(void) 997 { 998 struct vde_open_args a = {0, 0, 0}; 999 char s[] = ""; 1000 vde_open(s, s, &a); 1001 return 0; 1002 }''', dependencies: vde) 1003 vde = not_found 1004 if get_option('cap_ng').enabled() 1005 error('could not link libvdeplug') 1006 else 1007 warning('could not link libvdeplug, disabling') 1008 endif 1009endif 1010 1011pulse = not_found 1012if not get_option('pa').auto() or (targetos == 'linux' and have_system) 1013 pulse = dependency('libpulse', required: get_option('pa'), 1014 method: 'pkg-config') 1015endif 1016alsa = not_found 1017if not get_option('alsa').auto() or (targetos == 'linux' and have_system) 1018 alsa = dependency('alsa', required: get_option('alsa'), 1019 method: 'pkg-config') 1020endif 1021jack = not_found 1022if not get_option('jack').auto() or have_system 1023 jack = dependency('jack', required: get_option('jack'), 1024 method: 'pkg-config') 1025endif 1026pipewire = not_found 1027if not get_option('pipewire').auto() or (targetos == 'linux' and have_system) 1028 pipewire = dependency('libpipewire-0.3', version: '>=0.3.60', 1029 required: get_option('pipewire'), 1030 method: 'pkg-config') 1031endif 1032sndio = not_found 1033if not get_option('sndio').auto() or have_system 1034 sndio = dependency('sndio', required: get_option('sndio'), 1035 method: 'pkg-config') 1036endif 1037 1038spice_protocol = not_found 1039if not get_option('spice_protocol').auto() or have_system 1040 spice_protocol = dependency('spice-protocol', version: '>=0.14.0', 1041 required: get_option('spice_protocol'), 1042 method: 'pkg-config') 1043endif 1044spice = not_found 1045if not get_option('spice').auto() or have_system 1046 spice = dependency('spice-server', version: '>=0.14.0', 1047 required: get_option('spice'), 1048 method: 'pkg-config') 1049endif 1050spice_headers = spice.partial_dependency(compile_args: true, includes: true) 1051 1052rt = cc.find_library('rt', required: false) 1053 1054libiscsi = not_found 1055if not get_option('libiscsi').auto() or have_block 1056 libiscsi = dependency('libiscsi', version: '>=1.9.0', 1057 required: get_option('libiscsi'), 1058 method: 'pkg-config') 1059endif 1060zstd = not_found 1061if not get_option('zstd').auto() or have_block 1062 zstd = dependency('libzstd', version: '>=1.4.0', 1063 required: get_option('zstd'), 1064 method: 'pkg-config') 1065endif 1066virgl = not_found 1067 1068have_vhost_user_gpu = have_tools and targetos == 'linux' and pixman.found() 1069if not get_option('virglrenderer').auto() or have_system or have_vhost_user_gpu 1070 virgl = dependency('virglrenderer', 1071 method: 'pkg-config', 1072 required: get_option('virglrenderer')) 1073endif 1074blkio = not_found 1075if not get_option('blkio').auto() or have_block 1076 blkio = dependency('blkio', 1077 method: 'pkg-config', 1078 required: get_option('blkio')) 1079endif 1080curl = not_found 1081if not get_option('curl').auto() or have_block 1082 curl = dependency('libcurl', version: '>=7.29.0', 1083 method: 'pkg-config', 1084 required: get_option('curl')) 1085endif 1086libudev = not_found 1087if targetos == 'linux' and (have_system or have_tools) 1088 libudev = dependency('libudev', 1089 method: 'pkg-config', 1090 required: get_option('libudev')) 1091endif 1092 1093mpathlibs = [libudev] 1094mpathpersist = not_found 1095if targetos == 'linux' and have_tools and get_option('mpath').allowed() 1096 mpath_test_source = ''' 1097 #include <libudev.h> 1098 #include <mpath_persist.h> 1099 unsigned mpath_mx_alloc_len = 1024; 1100 int logsink; 1101 static struct config *multipath_conf; 1102 extern struct udev *udev; 1103 extern struct config *get_multipath_config(void); 1104 extern void put_multipath_config(struct config *conf); 1105 struct udev *udev; 1106 struct config *get_multipath_config(void) { return multipath_conf; } 1107 void put_multipath_config(struct config *conf) { } 1108 int main(void) { 1109 udev = udev_new(); 1110 multipath_conf = mpath_lib_init(); 1111 return 0; 1112 }''' 1113 libmpathpersist = cc.find_library('mpathpersist', 1114 required: get_option('mpath')) 1115 if libmpathpersist.found() 1116 mpathlibs += libmpathpersist 1117 if get_option('prefer_static') 1118 mpathlibs += cc.find_library('devmapper', 1119 required: get_option('mpath')) 1120 endif 1121 mpathlibs += cc.find_library('multipath', 1122 required: get_option('mpath')) 1123 foreach lib: mpathlibs 1124 if not lib.found() 1125 mpathlibs = [] 1126 break 1127 endif 1128 endforeach 1129 if mpathlibs.length() == 0 1130 msg = 'Dependencies missing for libmpathpersist' 1131 elif cc.links(mpath_test_source, dependencies: mpathlibs) 1132 mpathpersist = declare_dependency(dependencies: mpathlibs) 1133 else 1134 msg = 'Cannot detect libmpathpersist API' 1135 endif 1136 if not mpathpersist.found() 1137 if get_option('mpath').enabled() 1138 error(msg) 1139 else 1140 warning(msg + ', disabling') 1141 endif 1142 endif 1143 endif 1144endif 1145 1146iconv = not_found 1147curses = not_found 1148if have_system and get_option('curses').allowed() 1149 curses_test = ''' 1150 #if defined(__APPLE__) || defined(__OpenBSD__) 1151 #define _XOPEN_SOURCE_EXTENDED 1 1152 #endif 1153 #include <locale.h> 1154 #include <curses.h> 1155 #include <wchar.h> 1156 int main(void) { 1157 wchar_t wch = L'w'; 1158 setlocale(LC_ALL, ""); 1159 resize_term(0, 0); 1160 addwstr(L"wide chars\n"); 1161 addnwstr(&wch, 1); 1162 add_wch(WACS_DEGREE); 1163 return 0; 1164 }''' 1165 1166 curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw'] 1167 curses = dependency(curses_dep_list, 1168 required: false, 1169 method: 'pkg-config') 1170 msg = get_option('curses').enabled() ? 'curses library not found' : '' 1171 curses_compile_args = ['-DNCURSES_WIDECHAR=1'] 1172 if curses.found() 1173 if cc.links(curses_test, args: curses_compile_args, dependencies: [curses]) 1174 curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses], 1175 version: curses.version()) 1176 else 1177 msg = 'curses package not usable' 1178 curses = not_found 1179 endif 1180 endif 1181 if not curses.found() 1182 has_curses_h = cc.has_header('curses.h', args: curses_compile_args) 1183 if targetos != 'windows' and not has_curses_h 1184 message('Trying with /usr/include/ncursesw') 1185 curses_compile_args += ['-I/usr/include/ncursesw'] 1186 has_curses_h = cc.has_header('curses.h', args: curses_compile_args) 1187 endif 1188 if has_curses_h 1189 curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw']) 1190 foreach curses_libname : curses_libname_list 1191 libcurses = cc.find_library(curses_libname, 1192 required: false) 1193 if libcurses.found() 1194 if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses) 1195 curses = declare_dependency(compile_args: curses_compile_args, 1196 dependencies: [libcurses]) 1197 break 1198 else 1199 msg = 'curses library not usable' 1200 endif 1201 endif 1202 endforeach 1203 endif 1204 endif 1205 if get_option('iconv').allowed() 1206 foreach link_args : [ ['-liconv'], [] ] 1207 # Programs will be linked with glib and this will bring in libiconv on FreeBSD. 1208 # We need to use libiconv if available because mixing libiconv's headers with 1209 # the system libc does not work. 1210 # However, without adding glib to the dependencies -L/usr/local/lib will not be 1211 # included in the command line and libiconv will not be found. 1212 if cc.links(''' 1213 #include <iconv.h> 1214 int main(void) { 1215 iconv_t conv = iconv_open("WCHAR_T", "UCS-2"); 1216 return conv != (iconv_t) -1; 1217 }''', args: link_args, dependencies: glib) 1218 iconv = declare_dependency(link_args: link_args, dependencies: glib) 1219 break 1220 endif 1221 endforeach 1222 endif 1223 if curses.found() and not iconv.found() 1224 if get_option('iconv').enabled() 1225 error('iconv not available') 1226 endif 1227 msg = 'iconv required for curses UI but not available' 1228 curses = not_found 1229 endif 1230 if not curses.found() and msg != '' 1231 if get_option('curses').enabled() 1232 error(msg) 1233 else 1234 warning(msg + ', disabling') 1235 endif 1236 endif 1237endif 1238 1239brlapi = not_found 1240if not get_option('brlapi').auto() or have_system 1241 brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'], 1242 required: get_option('brlapi')) 1243 if brlapi.found() and not cc.links(''' 1244 #include <brlapi.h> 1245 #include <stddef.h> 1246 int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi) 1247 brlapi = not_found 1248 if get_option('brlapi').enabled() 1249 error('could not link brlapi') 1250 else 1251 warning('could not link brlapi, disabling') 1252 endif 1253 endif 1254endif 1255 1256sdl = not_found 1257if not get_option('sdl').auto() or have_system 1258 sdl = dependency('sdl2', required: get_option('sdl')) 1259 sdl_image = not_found 1260endif 1261if sdl.found() 1262 # Some versions of SDL have problems with -Wundef 1263 if not cc.compiles(''' 1264 #include <SDL.h> 1265 #include <SDL_syswm.h> 1266 int main(int argc, char *argv[]) { return 0; } 1267 ''', dependencies: sdl, args: '-Werror=undef') 1268 sdl = declare_dependency(compile_args: '-Wno-undef', 1269 dependencies: sdl, 1270 version: sdl.version()) 1271 endif 1272 sdl_image = dependency('SDL2_image', required: get_option('sdl_image'), 1273 method: 'pkg-config') 1274else 1275 if get_option('sdl_image').enabled() 1276 error('sdl-image required, but SDL was @0@'.format( 1277 get_option('sdl').disabled() ? 'disabled' : 'not found')) 1278 endif 1279 sdl_image = not_found 1280endif 1281 1282rbd = not_found 1283if not get_option('rbd').auto() or have_block 1284 librados = cc.find_library('rados', required: get_option('rbd')) 1285 librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'], 1286 required: get_option('rbd')) 1287 if librados.found() and librbd.found() 1288 if cc.links(''' 1289 #include <stdio.h> 1290 #include <rbd/librbd.h> 1291 int main(void) { 1292 rados_t cluster; 1293 rados_create(&cluster, NULL); 1294 #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0) 1295 #error 1296 #endif 1297 return 0; 1298 }''', dependencies: [librbd, librados]) 1299 rbd = declare_dependency(dependencies: [librbd, librados]) 1300 elif get_option('rbd').enabled() 1301 error('librbd >= 1.12.0 required') 1302 else 1303 warning('librbd >= 1.12.0 not found, disabling') 1304 endif 1305 endif 1306endif 1307 1308glusterfs = not_found 1309glusterfs_ftruncate_has_stat = false 1310glusterfs_iocb_has_stat = false 1311if not get_option('glusterfs').auto() or have_block 1312 glusterfs = dependency('glusterfs-api', version: '>=3', 1313 required: get_option('glusterfs'), 1314 method: 'pkg-config') 1315 if glusterfs.found() 1316 glusterfs_ftruncate_has_stat = cc.links(''' 1317 #include <glusterfs/api/glfs.h> 1318 1319 int 1320 main(void) 1321 { 1322 /* new glfs_ftruncate() passes two additional args */ 1323 return glfs_ftruncate(NULL, 0, NULL, NULL); 1324 } 1325 ''', dependencies: glusterfs) 1326 glusterfs_iocb_has_stat = cc.links(''' 1327 #include <glusterfs/api/glfs.h> 1328 1329 /* new glfs_io_cbk() passes two additional glfs_stat structs */ 1330 static void 1331 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data) 1332 {} 1333 1334 int 1335 main(void) 1336 { 1337 glfs_io_cbk iocb = &glusterfs_iocb; 1338 iocb(NULL, 0 , NULL, NULL, NULL); 1339 return 0; 1340 } 1341 ''', dependencies: glusterfs) 1342 endif 1343endif 1344 1345libssh = not_found 1346if not get_option('libssh').auto() or have_block 1347 libssh = dependency('libssh', version: '>=0.8.7', 1348 method: 'pkg-config', 1349 required: get_option('libssh')) 1350endif 1351 1352libbzip2 = not_found 1353if not get_option('bzip2').auto() or have_block 1354 libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'], 1355 required: get_option('bzip2')) 1356 if libbzip2.found() and not cc.links(''' 1357 #include <bzlib.h> 1358 int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2) 1359 libbzip2 = not_found 1360 if get_option('bzip2').enabled() 1361 error('could not link libbzip2') 1362 else 1363 warning('could not link libbzip2, disabling') 1364 endif 1365 endif 1366endif 1367 1368liblzfse = not_found 1369if not get_option('lzfse').auto() or have_block 1370 liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'], 1371 required: get_option('lzfse')) 1372endif 1373if liblzfse.found() and not cc.links(''' 1374 #include <lzfse.h> 1375 int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse) 1376 liblzfse = not_found 1377 if get_option('lzfse').enabled() 1378 error('could not link liblzfse') 1379 else 1380 warning('could not link liblzfse, disabling') 1381 endif 1382endif 1383 1384oss = not_found 1385if get_option('oss').allowed() and have_system 1386 if not cc.has_header('sys/soundcard.h') 1387 # not found 1388 elif targetos == 'netbsd' 1389 oss = cc.find_library('ossaudio', required: get_option('oss')) 1390 else 1391 oss = declare_dependency() 1392 endif 1393 1394 if not oss.found() 1395 if get_option('oss').enabled() 1396 error('OSS not found') 1397 endif 1398 endif 1399endif 1400dsound = not_found 1401if not get_option('dsound').auto() or (targetos == 'windows' and have_system) 1402 if cc.has_header('dsound.h') 1403 dsound = declare_dependency(link_args: ['-lole32', '-ldxguid']) 1404 endif 1405 1406 if not dsound.found() 1407 if get_option('dsound').enabled() 1408 error('DirectSound not found') 1409 endif 1410 endif 1411endif 1412 1413coreaudio = not_found 1414if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system) 1415 coreaudio = dependency('appleframeworks', modules: 'CoreAudio', 1416 required: get_option('coreaudio')) 1417endif 1418 1419opengl = not_found 1420if not get_option('opengl').auto() or have_system or have_vhost_user_gpu 1421 epoxy = dependency('epoxy', method: 'pkg-config', 1422 required: get_option('opengl')) 1423 if cc.has_header('epoxy/egl.h', dependencies: epoxy) 1424 opengl = epoxy 1425 elif get_option('opengl').enabled() 1426 error('epoxy/egl.h not found') 1427 endif 1428endif 1429gbm = not_found 1430if (have_system or have_tools) and (virgl.found() or opengl.found()) 1431 gbm = dependency('gbm', method: 'pkg-config', required: false) 1432endif 1433have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and opengl.found() and gbm.found() 1434 1435gnutls = not_found 1436gnutls_crypto = not_found 1437if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system) 1438 # For general TLS support our min gnutls matches 1439 # that implied by our platform support matrix 1440 # 1441 # For the crypto backends, we look for a newer 1442 # gnutls: 1443 # 1444 # Version 3.6.8 is needed to get XTS 1445 # Version 3.6.13 is needed to get PBKDF 1446 # Version 3.6.14 is needed to get HW accelerated XTS 1447 # 1448 # If newer enough gnutls isn't available, we can 1449 # still use a different crypto backend to satisfy 1450 # the platform support requirements 1451 gnutls_crypto = dependency('gnutls', version: '>=3.6.14', 1452 method: 'pkg-config', 1453 required: false) 1454 if gnutls_crypto.found() 1455 gnutls = gnutls_crypto 1456 else 1457 # Our min version if all we need is TLS 1458 gnutls = dependency('gnutls', version: '>=3.5.18', 1459 method: 'pkg-config', 1460 required: get_option('gnutls')) 1461 endif 1462endif 1463 1464# We prefer use of gnutls for crypto, unless the options 1465# explicitly asked for nettle or gcrypt. 1466# 1467# If gnutls isn't available for crypto, then we'll prefer 1468# gcrypt over nettle for performance reasons. 1469gcrypt = not_found 1470nettle = not_found 1471hogweed = not_found 1472xts = 'none' 1473 1474if get_option('nettle').enabled() and get_option('gcrypt').enabled() 1475 error('Only one of gcrypt & nettle can be enabled') 1476endif 1477 1478# Explicit nettle/gcrypt request, so ignore gnutls for crypto 1479if get_option('nettle').enabled() or get_option('gcrypt').enabled() 1480 gnutls_crypto = not_found 1481endif 1482 1483if not gnutls_crypto.found() 1484 if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled() 1485 gcrypt = dependency('libgcrypt', version: '>=1.8', 1486 method: 'config-tool', 1487 required: get_option('gcrypt')) 1488 # Debian has removed -lgpg-error from libgcrypt-config 1489 # as it "spreads unnecessary dependencies" which in 1490 # turn breaks static builds... 1491 if gcrypt.found() and get_option('prefer_static') 1492 gcrypt = declare_dependency(dependencies: 1493 [gcrypt, 1494 cc.find_library('gpg-error', required: true)], 1495 version: gcrypt.version()) 1496 endif 1497 endif 1498 if (not get_option('nettle').auto() or have_system) and not gcrypt.found() 1499 nettle = dependency('nettle', version: '>=3.4', 1500 method: 'pkg-config', 1501 required: get_option('nettle')) 1502 if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle) 1503 xts = 'private' 1504 endif 1505 endif 1506endif 1507 1508gmp = dependency('gmp', required: false, method: 'pkg-config') 1509if nettle.found() and gmp.found() 1510 hogweed = dependency('hogweed', version: '>=3.4', 1511 method: 'pkg-config', 1512 required: get_option('nettle')) 1513endif 1514 1515 1516gtk = not_found 1517gtkx11 = not_found 1518vte = not_found 1519have_gtk_clipboard = get_option('gtk_clipboard').enabled() 1520 1521if not get_option('gtk').auto() or have_system 1522 gtk = dependency('gtk+-3.0', version: '>=3.22.0', 1523 method: 'pkg-config', 1524 required: get_option('gtk')) 1525 if gtk.found() 1526 gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0', 1527 method: 'pkg-config', 1528 required: false) 1529 gtk = declare_dependency(dependencies: [gtk, gtkx11], 1530 version: gtk.version()) 1531 1532 if not get_option('vte').auto() or have_system 1533 vte = dependency('vte-2.91', 1534 method: 'pkg-config', 1535 required: get_option('vte')) 1536 endif 1537 elif have_gtk_clipboard 1538 error('GTK clipboard requested, but GTK not found') 1539 endif 1540endif 1541 1542x11 = not_found 1543if gtkx11.found() 1544 x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found()) 1545endif 1546png = not_found 1547if get_option('png').allowed() and have_system 1548 png = dependency('libpng', version: '>=1.6.34', required: get_option('png'), 1549 method: 'pkg-config') 1550endif 1551vnc = not_found 1552jpeg = not_found 1553sasl = not_found 1554if get_option('vnc').allowed() and have_system 1555 vnc = declare_dependency() # dummy dependency 1556 jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'), 1557 method: 'pkg-config') 1558 sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'], 1559 required: get_option('vnc_sasl')) 1560 if sasl.found() 1561 sasl = declare_dependency(dependencies: sasl, 1562 compile_args: '-DSTRUCT_IOVEC_DEFINED') 1563 endif 1564endif 1565 1566pam = not_found 1567if not get_option('auth_pam').auto() or have_system 1568 pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'], 1569 required: get_option('auth_pam')) 1570endif 1571if pam.found() and not cc.links(''' 1572 #include <stddef.h> 1573 #include <security/pam_appl.h> 1574 int main(void) { 1575 const char *service_name = "qemu"; 1576 const char *user = "frank"; 1577 const struct pam_conv pam_conv = { 0 }; 1578 pam_handle_t *pamh = NULL; 1579 pam_start(service_name, user, &pam_conv, &pamh); 1580 return 0; 1581 }''', dependencies: pam) 1582 pam = not_found 1583 if get_option('auth_pam').enabled() 1584 error('could not link libpam') 1585 else 1586 warning('could not link libpam, disabling') 1587 endif 1588endif 1589 1590snappy = not_found 1591if not get_option('snappy').auto() or have_system 1592 snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'], 1593 required: get_option('snappy')) 1594endif 1595if snappy.found() and not linker.links(''' 1596 #include <snappy-c.h> 1597 int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy) 1598 snappy = not_found 1599 if get_option('snappy').enabled() 1600 error('could not link libsnappy') 1601 else 1602 warning('could not link libsnappy, disabling') 1603 endif 1604endif 1605 1606lzo = not_found 1607if not get_option('lzo').auto() or have_system 1608 lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'], 1609 required: get_option('lzo')) 1610endif 1611if lzo.found() and not cc.links(''' 1612 #include <lzo/lzo1x.h> 1613 int main(void) { lzo_version(); return 0; }''', dependencies: lzo) 1614 lzo = not_found 1615 if get_option('lzo').enabled() 1616 error('could not link liblzo2') 1617 else 1618 warning('could not link liblzo2, disabling') 1619 endif 1620endif 1621 1622numa = not_found 1623if not get_option('numa').auto() or have_system or have_tools 1624 numa = cc.find_library('numa', has_headers: ['numa.h'], 1625 required: get_option('numa')) 1626endif 1627if numa.found() and not cc.links(''' 1628 #include <numa.h> 1629 int main(void) { return numa_available(); } 1630 ''', dependencies: numa) 1631 numa = not_found 1632 if get_option('numa').enabled() 1633 error('could not link numa') 1634 else 1635 warning('could not link numa, disabling') 1636 endif 1637endif 1638 1639rdma = not_found 1640if not get_option('rdma').auto() or have_system 1641 libumad = cc.find_library('ibumad', required: get_option('rdma')) 1642 rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'], 1643 required: get_option('rdma')), 1644 cc.find_library('ibverbs', required: get_option('rdma')), 1645 libumad] 1646 rdma = declare_dependency(dependencies: rdma_libs) 1647 foreach lib: rdma_libs 1648 if not lib.found() 1649 rdma = not_found 1650 endif 1651 endforeach 1652endif 1653 1654xen = not_found 1655if get_option('xen').enabled() or (get_option('xen').auto() and have_system) 1656 xencontrol = dependency('xencontrol', required: false, 1657 method: 'pkg-config') 1658 if xencontrol.found() 1659 xen_pc = declare_dependency(version: xencontrol.version(), 1660 dependencies: [ 1661 xencontrol, 1662 # disabler: true makes xen_pc.found() return false if any is not found 1663 dependency('xenstore', required: false, 1664 method: 'pkg-config', 1665 disabler: true), 1666 dependency('xenforeignmemory', required: false, 1667 method: 'pkg-config', 1668 disabler: true), 1669 dependency('xengnttab', required: false, 1670 method: 'pkg-config', 1671 disabler: true), 1672 dependency('xenevtchn', required: false, 1673 method: 'pkg-config', 1674 disabler: true), 1675 dependency('xendevicemodel', required: false, 1676 method: 'pkg-config', 1677 disabler: true), 1678 # optional, no "disabler: true" 1679 dependency('xentoolcore', required: false, 1680 method: 'pkg-config')]) 1681 if xen_pc.found() 1682 xen = xen_pc 1683 endif 1684 endif 1685 if not xen.found() 1686 xen_tests = [ '4.11.0', '4.10.0', '4.9.0', '4.8.0', '4.7.1' ] 1687 xen_libs = { 1688 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ], 1689 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ], 1690 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1691 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1692 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1693 } 1694 xen_deps = {} 1695 foreach ver: xen_tests 1696 # cache the various library tests to avoid polluting the logs 1697 xen_test_deps = [] 1698 foreach l: xen_libs[ver] 1699 if l not in xen_deps 1700 xen_deps += { l: cc.find_library(l, required: false) } 1701 endif 1702 xen_test_deps += xen_deps[l] 1703 endforeach 1704 1705 # Use -D to pick just one of the test programs in scripts/xen-detect.c 1706 xen_version = ver.split('.') 1707 xen_ctrl_version = xen_version[0] + \ 1708 ('0' + xen_version[1]).substring(-2) + \ 1709 ('0' + xen_version[2]).substring(-2) 1710 if cc.links(files('scripts/xen-detect.c'), 1711 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version, 1712 dependencies: xen_test_deps) 1713 xen = declare_dependency(version: ver, dependencies: xen_test_deps) 1714 break 1715 endif 1716 endforeach 1717 endif 1718 if xen.found() 1719 accelerators += 'CONFIG_XEN' 1720 elif get_option('xen').enabled() 1721 error('could not compile and link Xen test program') 1722 endif 1723endif 1724have_xen_pci_passthrough = get_option('xen_pci_passthrough') \ 1725 .require(xen.found(), 1726 error_message: 'Xen PCI passthrough requested but Xen not enabled') \ 1727 .require(targetos == 'linux', 1728 error_message: 'Xen PCI passthrough not available on this platform') \ 1729 .require(cpu == 'x86' or cpu == 'x86_64', 1730 error_message: 'Xen PCI passthrough not available on this platform') \ 1731 .allowed() 1732 1733 1734cacard = not_found 1735if not get_option('smartcard').auto() or have_system 1736 cacard = dependency('libcacard', required: get_option('smartcard'), 1737 version: '>=2.5.1', method: 'pkg-config') 1738endif 1739u2f = not_found 1740if have_system 1741 u2f = dependency('u2f-emu', required: get_option('u2f'), 1742 method: 'pkg-config') 1743endif 1744canokey = not_found 1745if have_system 1746 canokey = dependency('canokey-qemu', required: get_option('canokey'), 1747 method: 'pkg-config') 1748endif 1749usbredir = not_found 1750if not get_option('usb_redir').auto() or have_system 1751 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'), 1752 version: '>=0.6', method: 'pkg-config') 1753endif 1754libusb = not_found 1755if not get_option('libusb').auto() or have_system 1756 libusb = dependency('libusb-1.0', required: get_option('libusb'), 1757 version: '>=1.0.13', method: 'pkg-config') 1758endif 1759 1760libpmem = not_found 1761if not get_option('libpmem').auto() or have_system 1762 libpmem = dependency('libpmem', required: get_option('libpmem'), 1763 method: 'pkg-config') 1764endif 1765libdaxctl = not_found 1766if not get_option('libdaxctl').auto() or have_system 1767 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'), 1768 version: '>=57', method: 'pkg-config') 1769endif 1770tasn1 = not_found 1771if gnutls.found() 1772 tasn1 = dependency('libtasn1', 1773 method: 'pkg-config') 1774endif 1775keyutils = not_found 1776if get_option('keyring').enabled() 1777 keyutils = dependency('libkeyutils', required: false, method: 'pkg-config') 1778endif 1779 1780has_gettid = cc.has_function('gettid') 1781 1782# libselinux 1783selinux = dependency('libselinux', 1784 required: get_option('selinux'), 1785 method: 'pkg-config') 1786 1787# Malloc tests 1788 1789malloc = [] 1790if get_option('malloc') == 'system' 1791 has_malloc_trim = \ 1792 get_option('malloc_trim').allowed() and \ 1793 cc.has_function('malloc_trim', prefix: '#include <malloc.h>') 1794else 1795 has_malloc_trim = false 1796 malloc = cc.find_library(get_option('malloc'), required: true) 1797endif 1798if not has_malloc_trim and get_option('malloc_trim').enabled() 1799 if get_option('malloc') == 'system' 1800 error('malloc_trim not available on this platform.') 1801 else 1802 error('malloc_trim not available with non-libc memory allocator') 1803 endif 1804endif 1805 1806gnu_source_prefix = ''' 1807 #ifndef _GNU_SOURCE 1808 #define _GNU_SOURCE 1809 #endif 1810''' 1811 1812# Check whether the glibc provides STATX_BASIC_STATS 1813 1814has_statx = cc.has_header_symbol('sys/stat.h', 'STATX_BASIC_STATS', prefix: gnu_source_prefix) 1815 1816# Check whether statx() provides mount ID information 1817 1818has_statx_mnt_id = cc.has_header_symbol('sys/stat.h', 'STATX_MNT_ID', prefix: gnu_source_prefix) 1819 1820have_vhost_user_blk_server = get_option('vhost_user_blk_server') \ 1821 .require(targetos == 'linux', 1822 error_message: 'vhost_user_blk_server requires linux') \ 1823 .require(have_vhost_user, 1824 error_message: 'vhost_user_blk_server requires vhost-user support') \ 1825 .disable_auto_if(not have_tools and not have_system) \ 1826 .allowed() 1827 1828if get_option('fuse').disabled() and get_option('fuse_lseek').enabled() 1829 error('Cannot enable fuse-lseek while fuse is disabled') 1830endif 1831 1832fuse = dependency('fuse3', required: get_option('fuse'), 1833 version: '>=3.1', method: 'pkg-config') 1834 1835fuse_lseek = not_found 1836if get_option('fuse_lseek').allowed() 1837 if fuse.version().version_compare('>=3.8') 1838 # Dummy dependency 1839 fuse_lseek = declare_dependency() 1840 elif get_option('fuse_lseek').enabled() 1841 if fuse.found() 1842 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version()) 1843 else 1844 error('fuse-lseek requires libfuse, which was not found') 1845 endif 1846 endif 1847endif 1848 1849have_libvduse = (targetos == 'linux') 1850if get_option('libvduse').enabled() 1851 if targetos != 'linux' 1852 error('libvduse requires linux') 1853 endif 1854elif get_option('libvduse').disabled() 1855 have_libvduse = false 1856endif 1857 1858have_vduse_blk_export = (have_libvduse and targetos == 'linux') 1859if get_option('vduse_blk_export').enabled() 1860 if targetos != 'linux' 1861 error('vduse_blk_export requires linux') 1862 elif not have_libvduse 1863 error('vduse_blk_export requires libvduse support') 1864 endif 1865elif get_option('vduse_blk_export').disabled() 1866 have_vduse_blk_export = false 1867endif 1868 1869# libbpf 1870libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config') 1871if libbpf.found() and not cc.links(''' 1872 #include <bpf/libbpf.h> 1873 int main(void) 1874 { 1875 bpf_object__destroy_skeleton(NULL); 1876 return 0; 1877 }''', dependencies: libbpf) 1878 libbpf = not_found 1879 if get_option('bpf').enabled() 1880 error('libbpf skeleton test failed') 1881 else 1882 warning('libbpf skeleton test failed, disabling') 1883 endif 1884endif 1885 1886# libdw 1887libdw = not_found 1888if not get_option('libdw').auto() or \ 1889 (not get_option('prefer_static') and (have_system or have_user)) 1890 libdw = dependency('libdw', 1891 method: 'pkg-config', 1892 required: get_option('libdw')) 1893endif 1894 1895################# 1896# config-host.h # 1897################# 1898 1899audio_drivers_selected = [] 1900if have_system 1901 audio_drivers_available = { 1902 'alsa': alsa.found(), 1903 'coreaudio': coreaudio.found(), 1904 'dsound': dsound.found(), 1905 'jack': jack.found(), 1906 'oss': oss.found(), 1907 'pa': pulse.found(), 1908 'pipewire': pipewire.found(), 1909 'sdl': sdl.found(), 1910 'sndio': sndio.found(), 1911 } 1912 foreach k, v: audio_drivers_available 1913 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v) 1914 endforeach 1915 1916 # Default to native drivers first, OSS second, SDL third 1917 audio_drivers_priority = \ 1918 [ 'pa', 'coreaudio', 'dsound', 'sndio', 'oss' ] + \ 1919 (targetos == 'linux' ? [] : [ 'sdl' ]) 1920 audio_drivers_default = [] 1921 foreach k: audio_drivers_priority 1922 if audio_drivers_available[k] 1923 audio_drivers_default += k 1924 endif 1925 endforeach 1926 1927 foreach k: get_option('audio_drv_list') 1928 if k == 'default' 1929 audio_drivers_selected += audio_drivers_default 1930 elif not audio_drivers_available[k] 1931 error('Audio driver "@0@" not available.'.format(k)) 1932 else 1933 audio_drivers_selected += k 1934 endif 1935 endforeach 1936endif 1937config_host_data.set('CONFIG_AUDIO_DRIVERS', 1938 '"' + '", "'.join(audio_drivers_selected) + '", ') 1939 1940if get_option('cfi') 1941 cfi_flags=[] 1942 # Check for dependency on LTO 1943 if not get_option('b_lto') 1944 error('Selected Control-Flow Integrity but LTO is disabled') 1945 endif 1946 if enable_modules 1947 error('Selected Control-Flow Integrity is not compatible with modules') 1948 endif 1949 # Check for cfi flags. CFI requires LTO so we can't use 1950 # get_supported_arguments, but need a more complex "compiles" which allows 1951 # custom arguments 1952 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall', 1953 args: ['-flto', '-fsanitize=cfi-icall'] ) 1954 cfi_flags += '-fsanitize=cfi-icall' 1955 else 1956 error('-fsanitize=cfi-icall is not supported by the compiler') 1957 endif 1958 if cc.compiles('int main () { return 0; }', 1959 name: '-fsanitize-cfi-icall-generalize-pointers', 1960 args: ['-flto', '-fsanitize=cfi-icall', 1961 '-fsanitize-cfi-icall-generalize-pointers'] ) 1962 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers' 1963 else 1964 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler') 1965 endif 1966 if get_option('cfi_debug') 1967 if cc.compiles('int main () { return 0; }', 1968 name: '-fno-sanitize-trap=cfi-icall', 1969 args: ['-flto', '-fsanitize=cfi-icall', 1970 '-fno-sanitize-trap=cfi-icall'] ) 1971 cfi_flags += '-fno-sanitize-trap=cfi-icall' 1972 else 1973 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler') 1974 endif 1975 endif 1976 add_global_arguments(cfi_flags, native: false, language: all_languages) 1977 add_global_link_arguments(cfi_flags, native: false, language: all_languages) 1978endif 1979 1980have_host_block_device = (targetos != 'darwin' or 1981 cc.has_header('IOKit/storage/IOMedia.h')) 1982 1983dbus_display = get_option('dbus_display') \ 1984 .require(gio.version().version_compare('>=2.64'), 1985 error_message: '-display dbus requires glib>=2.64') \ 1986 .require(gdbus_codegen.found(), 1987 error_message: gdbus_codegen_error.format('-display dbus')) \ 1988 .require(targetos != 'windows', 1989 error_message: '-display dbus is not available on Windows') \ 1990 .allowed() 1991 1992have_virtfs = get_option('virtfs') \ 1993 .require(targetos == 'linux' or targetos == 'darwin', 1994 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \ 1995 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'), 1996 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \ 1997 .require(targetos == 'darwin' or libattr.found(), 1998 error_message: 'virtio-9p (virtfs) on Linux requires libattr-devel') \ 1999 .disable_auto_if(not have_tools and not have_system) \ 2000 .allowed() 2001 2002have_virtfs_proxy_helper = get_option('virtfs_proxy_helper') \ 2003 .require(targetos != 'darwin', error_message: 'the virtfs proxy helper is incompatible with macOS') \ 2004 .require(have_virtfs, error_message: 'the virtfs proxy helper requires that virtfs is enabled') \ 2005 .disable_auto_if(not have_tools) \ 2006 .require(libcap_ng.found(), error_message: 'the virtfs proxy helper requires libcap-ng') \ 2007 .allowed() 2008 2009if get_option('block_drv_ro_whitelist') == '' 2010 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '') 2011else 2012 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', 2013 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ') 2014endif 2015if get_option('block_drv_rw_whitelist') == '' 2016 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '') 2017else 2018 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', 2019 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ') 2020endif 2021 2022foreach k : get_option('trace_backends') 2023 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true) 2024endforeach 2025config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file')) 2026config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority')) 2027if iasl.found() 2028 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path()) 2029endif 2030config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir')) 2031config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix')) 2032config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir) 2033config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir) 2034config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir) 2035 2036qemu_firmwarepath = '' 2037foreach k : get_option('qemu_firmwarepath') 2038 qemu_firmwarepath += '"' + get_option('prefix') / k + '", ' 2039endforeach 2040config_host_data.set('CONFIG_QEMU_FIRMWAREPATH', qemu_firmwarepath) 2041 2042config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir')) 2043config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir) 2044config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir')) 2045config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir')) 2046config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir) 2047config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir')) 2048 2049if enable_modules 2050 config_host_data.set('CONFIG_STAMP', run_command( 2051 meson.current_source_dir() / 'scripts/qemu-stamp.py', 2052 meson.project_version(), get_option('pkgversion'), '--', 2053 meson.current_source_dir() / 'configure', 2054 capture: true, check: true).stdout().strip()) 2055endif 2056 2057have_slirp_smbd = get_option('slirp_smbd') \ 2058 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \ 2059 .allowed() 2060if have_slirp_smbd 2061 smbd_path = get_option('smbd') 2062 if smbd_path == '' 2063 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd') 2064 endif 2065 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path) 2066endif 2067 2068config_host_data.set('HOST_' + host_arch.to_upper(), 1) 2069 2070if get_option('module_upgrades') and not enable_modules 2071 error('Cannot enable module-upgrades as modules are not enabled') 2072endif 2073config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades')) 2074 2075config_host_data.set('CONFIG_ATTR', libattr.found()) 2076config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools')) 2077config_host_data.set('CONFIG_BRLAPI', brlapi.found()) 2078config_host_data.set('CONFIG_COCOA', cocoa.found()) 2079config_host_data.set('CONFIG_FUZZ', get_option('fuzzing')) 2080config_host_data.set('CONFIG_GCOV', get_option('b_coverage')) 2081config_host_data.set('CONFIG_LIBUDEV', libudev.found()) 2082config_host_data.set('CONFIG_LZO', lzo.found()) 2083config_host_data.set('CONFIG_MPATH', mpathpersist.found()) 2084config_host_data.set('CONFIG_BLKIO', blkio.found()) 2085if blkio.found() 2086 config_host_data.set('CONFIG_BLKIO_VHOST_VDPA_FD', 2087 blkio.version().version_compare('>=1.3.0')) 2088endif 2089config_host_data.set('CONFIG_CURL', curl.found()) 2090config_host_data.set('CONFIG_CURSES', curses.found()) 2091config_host_data.set('CONFIG_GBM', gbm.found()) 2092config_host_data.set('CONFIG_GIO', gio.found()) 2093config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found()) 2094if glusterfs.found() 2095 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4')) 2096 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5')) 2097 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6')) 2098 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6')) 2099 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat) 2100 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat) 2101endif 2102config_host_data.set('CONFIG_GTK', gtk.found()) 2103config_host_data.set('CONFIG_VTE', vte.found()) 2104config_host_data.set('CONFIG_GTK_CLIPBOARD', have_gtk_clipboard) 2105config_host_data.set('CONFIG_HEXAGON_IDEF_PARSER', get_option('hexagon_idef_parser')) 2106config_host_data.set('CONFIG_LIBATTR', have_old_libattr) 2107config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found()) 2108config_host_data.set('CONFIG_EBPF', libbpf.found()) 2109config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found()) 2110config_host_data.set('CONFIG_LIBISCSI', libiscsi.found()) 2111config_host_data.set('CONFIG_LIBNFS', libnfs.found()) 2112config_host_data.set('CONFIG_LIBSSH', libssh.found()) 2113config_host_data.set('CONFIG_LINUX_AIO', libaio.found()) 2114config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found()) 2115config_host_data.set('CONFIG_LIBPMEM', libpmem.found()) 2116config_host_data.set('CONFIG_MODULES', enable_modules) 2117config_host_data.set('CONFIG_NUMA', numa.found()) 2118if numa.found() 2119 config_host_data.set('HAVE_NUMA_HAS_PREFERRED_MANY', 2120 cc.has_function('numa_has_preferred_many', 2121 dependencies: numa)) 2122endif 2123config_host_data.set('CONFIG_OPENGL', opengl.found()) 2124config_host_data.set('CONFIG_PROFILER', get_option('profiler')) 2125config_host_data.set('CONFIG_RBD', rbd.found()) 2126config_host_data.set('CONFIG_RDMA', rdma.found()) 2127config_host_data.set('CONFIG_SAFESTACK', get_option('safe_stack')) 2128config_host_data.set('CONFIG_SDL', sdl.found()) 2129config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found()) 2130config_host_data.set('CONFIG_SECCOMP', seccomp.found()) 2131if seccomp.found() 2132 config_host_data.set('CONFIG_SECCOMP_SYSRAWRC', seccomp_has_sysrawrc) 2133endif 2134config_host_data.set('CONFIG_SNAPPY', snappy.found()) 2135config_host_data.set('CONFIG_TPM', have_tpm) 2136config_host_data.set('CONFIG_TSAN', get_option('tsan')) 2137config_host_data.set('CONFIG_USB_LIBUSB', libusb.found()) 2138config_host_data.set('CONFIG_VDE', vde.found()) 2139config_host_data.set('CONFIG_VHOST_NET', have_vhost_net) 2140config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user) 2141config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa) 2142config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel) 2143config_host_data.set('CONFIG_VHOST_USER', have_vhost_user) 2144config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto) 2145config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa) 2146config_host_data.set('CONFIG_VMNET', vmnet.found()) 2147config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server) 2148config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export) 2149config_host_data.set('CONFIG_PNG', png.found()) 2150config_host_data.set('CONFIG_VNC', vnc.found()) 2151config_host_data.set('CONFIG_VNC_JPEG', jpeg.found()) 2152config_host_data.set('CONFIG_VNC_SASL', sasl.found()) 2153config_host_data.set('CONFIG_VIRTFS', have_virtfs) 2154config_host_data.set('CONFIG_VTE', vte.found()) 2155config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found()) 2156config_host_data.set('CONFIG_KEYUTILS', keyutils.found()) 2157config_host_data.set('CONFIG_GETTID', has_gettid) 2158config_host_data.set('CONFIG_GNUTLS', gnutls.found()) 2159config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found()) 2160config_host_data.set('CONFIG_TASN1', tasn1.found()) 2161config_host_data.set('CONFIG_GCRYPT', gcrypt.found()) 2162config_host_data.set('CONFIG_NETTLE', nettle.found()) 2163config_host_data.set('CONFIG_HOGWEED', hogweed.found()) 2164config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private') 2165config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim) 2166config_host_data.set('CONFIG_STATX', has_statx) 2167config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id) 2168config_host_data.set('CONFIG_ZSTD', zstd.found()) 2169config_host_data.set('CONFIG_FUSE', fuse.found()) 2170config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found()) 2171config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found()) 2172if spice_protocol.found() 2173config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0]) 2174config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1]) 2175config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2]) 2176endif 2177config_host_data.set('CONFIG_SPICE', spice.found()) 2178config_host_data.set('CONFIG_X11', x11.found()) 2179config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display) 2180config_host_data.set('CONFIG_CFI', get_option('cfi')) 2181config_host_data.set('CONFIG_SELINUX', selinux.found()) 2182config_host_data.set('CONFIG_XEN_BACKEND', xen.found()) 2183config_host_data.set('CONFIG_LIBDW', libdw.found()) 2184if xen.found() 2185 # protect from xen.version() having less than three components 2186 xen_version = xen.version().split('.') + ['0', '0'] 2187 xen_ctrl_version = xen_version[0] + \ 2188 ('0' + xen_version[1]).substring(-2) + \ 2189 ('0' + xen_version[2]).substring(-2) 2190 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version) 2191endif 2192config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version())) 2193config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0]) 2194config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1]) 2195config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2]) 2196 2197config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf) 2198config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device) 2199 2200have_coroutine_pool = get_option('coroutine_pool') 2201if get_option('debug_stack_usage') and have_coroutine_pool 2202 message('Disabling coroutine pool to measure stack usage') 2203 have_coroutine_pool = false 2204endif 2205config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool) 2206config_host_data.set('CONFIG_DEBUG_GRAPH_LOCK', get_option('debug_graph_lock')) 2207config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex')) 2208config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage')) 2209config_host_data.set('CONFIG_GPROF', get_option('gprof')) 2210config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed()) 2211config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug')) 2212config_host_data.set('CONFIG_REPLICATION', get_option('replication').allowed()) 2213 2214# has_header 2215config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h')) 2216config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h')) 2217config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h')) 2218config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h')) 2219config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h')) 2220config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h')) 2221config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h')) 2222config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h')) 2223config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h')) 2224if targetos == 'windows' 2225 config_host_data.set('HAVE_AFUNIX_H', cc.has_header('afunix.h')) 2226endif 2227 2228# has_function 2229config_host_data.set('CONFIG_CLOSE_RANGE', cc.has_function('close_range')) 2230config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4')) 2231config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime')) 2232config_host_data.set('CONFIG_DUP3', cc.has_function('dup3')) 2233config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate')) 2234config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate')) 2235config_host_data.set('CONFIG_GETCPU', cc.has_function('getcpu', prefix: gnu_source_prefix)) 2236config_host_data.set('CONFIG_SCHED_GETCPU', cc.has_function('sched_getcpu', prefix: '#include <sched.h>')) 2237# Note that we need to specify prefix: here to avoid incorrectly 2238# thinking that Windows has posix_memalign() 2239config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>')) 2240config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc')) 2241config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc')) 2242config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign')) 2243config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll')) 2244config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>')) 2245config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np')) 2246config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile')) 2247config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare')) 2248config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs')) 2249config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range')) 2250config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create')) 2251config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range')) 2252config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs')) 2253config_host_data.set('HAVE_GLIB_WITH_SLICE_ALLOCATOR', glib_has_gslice) 2254config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util)) 2255config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul')) 2256config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>')) 2257if rbd.found() 2258 config_host_data.set('HAVE_RBD_NAMESPACE_EXISTS', 2259 cc.has_function('rbd_namespace_exists', 2260 dependencies: rbd, 2261 prefix: '#include <rbd/librbd.h>')) 2262endif 2263if rdma.found() 2264 config_host_data.set('HAVE_IBV_ADVISE_MR', 2265 cc.has_function('ibv_advise_mr', 2266 dependencies: rdma, 2267 prefix: '#include <infiniband/verbs.h>')) 2268endif 2269 2270have_asan_fiber = false 2271if get_option('sanitizers') and \ 2272 not cc.has_function('__sanitizer_start_switch_fiber', 2273 args: '-fsanitize=address', 2274 prefix: '#include <sanitizer/asan_interface.h>') 2275 warning('Missing ASAN due to missing fiber annotation interface') 2276 warning('Without code annotation, the report may be inferior.') 2277else 2278 have_asan_fiber = true 2279endif 2280config_host_data.set('CONFIG_ASAN_IFACE_FIBER', have_asan_fiber) 2281 2282# has_header_symbol 2283config_host_data.set('CONFIG_BLKZONED', 2284 cc.has_header_symbol('linux/blkzoned.h', 'BLKOPENZONE')) 2285config_host_data.set('CONFIG_EPOLL_CREATE1', 2286 cc.has_header_symbol('sys/epoll.h', 'epoll_create1')) 2287config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE', 2288 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and 2289 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE')) 2290config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE', 2291 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE')) 2292config_host_data.set('CONFIG_FIEMAP', 2293 cc.has_header('linux/fiemap.h') and 2294 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP')) 2295config_host_data.set('CONFIG_GETRANDOM', 2296 cc.has_function('getrandom') and 2297 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK')) 2298config_host_data.set('CONFIG_INOTIFY', 2299 cc.has_header_symbol('sys/inotify.h', 'inotify_init')) 2300config_host_data.set('CONFIG_INOTIFY1', 2301 cc.has_header_symbol('sys/inotify.h', 'inotify_init1')) 2302config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK', 2303 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK')) 2304config_host_data.set('CONFIG_RTNETLINK', 2305 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN')) 2306config_host_data.set('CONFIG_SYSMACROS', 2307 cc.has_header_symbol('sys/sysmacros.h', 'makedev')) 2308config_host_data.set('HAVE_OPTRESET', 2309 cc.has_header_symbol('getopt.h', 'optreset')) 2310config_host_data.set('HAVE_IPPROTO_MPTCP', 2311 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP')) 2312 2313# has_member 2314config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID', 2315 cc.has_member('struct sigevent', 'sigev_notify_thread_id', 2316 prefix: '#include <signal.h>')) 2317config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM', 2318 cc.has_member('struct stat', 'st_atim', 2319 prefix: '#include <sys/stat.h>')) 2320config_host_data.set('HAVE_BLK_ZONE_REP_CAPACITY', 2321 cc.has_member('struct blk_zone', 'capacity', 2322 prefix: '#include <linux/blkzoned.h>')) 2323 2324# has_type 2325config_host_data.set('CONFIG_IOVEC', 2326 cc.has_type('struct iovec', 2327 prefix: '#include <sys/uio.h>')) 2328config_host_data.set('HAVE_UTMPX', 2329 cc.has_type('struct utmpx', 2330 prefix: '#include <utmpx.h>')) 2331 2332config_host_data.set('CONFIG_EVENTFD', cc.links(''' 2333 #include <sys/eventfd.h> 2334 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }''')) 2335config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + ''' 2336 #include <unistd.h> 2337 int main(void) { 2338 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0 2339 return fdatasync(0); 2340 #else 2341 #error Not supported 2342 #endif 2343 }''')) 2344 2345has_madvise = cc.links(gnu_source_prefix + ''' 2346 #include <sys/types.h> 2347 #include <sys/mman.h> 2348 #include <stddef.h> 2349 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''') 2350missing_madvise_proto = false 2351if has_madvise 2352 # Some platforms (illumos and Solaris before Solaris 11) provide madvise() 2353 # but forget to prototype it. In this case, has_madvise will be true (the 2354 # test program links despite a compile warning). To detect the 2355 # missing-prototype case, we try again with a definitely-bogus prototype. 2356 # This will only compile if the system headers don't provide the prototype; 2357 # otherwise the conflicting prototypes will cause a compiler error. 2358 missing_madvise_proto = cc.links(gnu_source_prefix + ''' 2359 #include <sys/types.h> 2360 #include <sys/mman.h> 2361 #include <stddef.h> 2362 extern int madvise(int); 2363 int main(void) { return madvise(0); }''') 2364endif 2365config_host_data.set('CONFIG_MADVISE', has_madvise) 2366config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto) 2367 2368config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + ''' 2369 #include <sys/mman.h> 2370 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }''')) 2371config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + ''' 2372 #include <fcntl.h> 2373 #if !defined(AT_EMPTY_PATH) 2374 # error missing definition 2375 #else 2376 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); } 2377 #endif''')) 2378config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + ''' 2379 #include <sys/mman.h> 2380 #include <stddef.h> 2381 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }''')) 2382 2383config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + ''' 2384 #include <pthread.h> 2385 2386 static void *f(void *p) { return NULL; } 2387 int main(void) 2388 { 2389 pthread_t thread; 2390 pthread_create(&thread, 0, f, 0); 2391 pthread_setname_np(thread, "QEMU"); 2392 return 0; 2393 }''', dependencies: threads)) 2394config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + ''' 2395 #include <pthread.h> 2396 2397 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; } 2398 int main(void) 2399 { 2400 pthread_t thread; 2401 pthread_create(&thread, 0, f, 0); 2402 return 0; 2403 }''', dependencies: threads)) 2404config_host_data.set('CONFIG_PTHREAD_SET_NAME_NP', cc.links(gnu_source_prefix + ''' 2405 #include <pthread.h> 2406 #include <pthread_np.h> 2407 2408 static void *f(void *p) { return NULL; } 2409 int main(void) 2410 { 2411 pthread_t thread; 2412 pthread_create(&thread, 0, f, 0); 2413 pthread_set_name_np(thread, "QEMU"); 2414 return 0; 2415 }''', dependencies: threads)) 2416config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + ''' 2417 #include <pthread.h> 2418 #include <time.h> 2419 2420 int main(void) 2421 { 2422 pthread_condattr_t attr 2423 pthread_condattr_init(&attr); 2424 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC); 2425 return 0; 2426 }''', dependencies: threads)) 2427config_host_data.set('CONFIG_PTHREAD_AFFINITY_NP', cc.links(gnu_source_prefix + ''' 2428 #include <pthread.h> 2429 2430 static void *f(void *p) { return NULL; } 2431 int main(void) 2432 { 2433 int setsize = CPU_ALLOC_SIZE(64); 2434 pthread_t thread; 2435 cpu_set_t *cpuset; 2436 pthread_create(&thread, 0, f, 0); 2437 cpuset = CPU_ALLOC(64); 2438 CPU_ZERO_S(setsize, cpuset); 2439 pthread_setaffinity_np(thread, setsize, cpuset); 2440 pthread_getaffinity_np(thread, setsize, cpuset); 2441 CPU_FREE(cpuset); 2442 return 0; 2443 }''', dependencies: threads)) 2444config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + ''' 2445 #include <sys/signalfd.h> 2446 #include <stddef.h> 2447 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }''')) 2448config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + ''' 2449 #include <unistd.h> 2450 #include <fcntl.h> 2451 #include <limits.h> 2452 2453 int main(void) 2454 { 2455 int len, fd = 0; 2456 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK); 2457 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE); 2458 return 0; 2459 }''')) 2460 2461config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + ''' 2462 #include <sys/mman.h> 2463 int main(void) { 2464 return mlockall(MCL_FUTURE); 2465 }''')) 2466 2467have_l2tpv3 = false 2468if get_option('l2tpv3').allowed() and have_system 2469 have_l2tpv3 = cc.has_type('struct mmsghdr', 2470 prefix: gnu_source_prefix + ''' 2471 #include <sys/socket.h> 2472 #include <linux/ip.h>''') 2473endif 2474config_host_data.set('CONFIG_L2TPV3', have_l2tpv3) 2475 2476have_netmap = false 2477if get_option('netmap').allowed() and have_system 2478 have_netmap = cc.compiles(''' 2479 #include <inttypes.h> 2480 #include <net/if.h> 2481 #include <net/netmap.h> 2482 #include <net/netmap_user.h> 2483 #if (NETMAP_API < 11) || (NETMAP_API > 15) 2484 #error 2485 #endif 2486 int main(void) { return 0; }''') 2487 if not have_netmap and get_option('netmap').enabled() 2488 error('Netmap headers not available') 2489 endif 2490endif 2491config_host_data.set('CONFIG_NETMAP', have_netmap) 2492 2493# Work around a system header bug with some kernel/XFS header 2494# versions where they both try to define 'struct fsxattr': 2495# xfs headers will not try to redefine structs from linux headers 2496# if this macro is set. 2497config_host_data.set('HAVE_FSXATTR', cc.links(''' 2498 #include <linux/fs.h> 2499 struct fsxattr foo; 2500 int main(void) { 2501 return 0; 2502 }''')) 2503 2504# Some versions of Mac OS X incorrectly define SIZE_MAX 2505config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles(''' 2506 #include <stdint.h> 2507 #include <stdio.h> 2508 int main(void) { 2509 return printf("%zu", SIZE_MAX); 2510 }''', args: ['-Werror'])) 2511 2512# See if 64-bit atomic operations are supported. 2513# Note that without __atomic builtins, we can only 2514# assume atomic loads/stores max at pointer size. 2515config_host_data.set('CONFIG_ATOMIC64', cc.links(''' 2516 #include <stdint.h> 2517 int main(void) 2518 { 2519 uint64_t x = 0, y = 0; 2520 y = __atomic_load_n(&x, __ATOMIC_RELAXED); 2521 __atomic_store_n(&x, y, __ATOMIC_RELAXED); 2522 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED); 2523 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED); 2524 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED); 2525 return 0; 2526 }''')) 2527 2528has_int128_type = cc.compiles(''' 2529 __int128_t a; 2530 __uint128_t b; 2531 int main(void) { b = a; }''') 2532config_host_data.set('CONFIG_INT128_TYPE', has_int128_type) 2533 2534has_int128 = has_int128_type and cc.links(''' 2535 __int128_t a; 2536 __uint128_t b; 2537 int main (void) { 2538 a = a + b; 2539 b = a * b; 2540 a = a * a; 2541 return 0; 2542 }''') 2543config_host_data.set('CONFIG_INT128', has_int128) 2544 2545if has_int128_type 2546 # "do we have 128-bit atomics which are handled inline and specifically not 2547 # via libatomic". The reason we can't use libatomic is documented in the 2548 # comment starting "GCC is a house divided" in include/qemu/atomic128.h. 2549 # We only care about these operations on 16-byte aligned pointers, so 2550 # force 16-byte alignment of the pointer, which may be greater than 2551 # __alignof(unsigned __int128) for the host. 2552 atomic_test_128 = ''' 2553 int main(int ac, char **av) { 2554 __uint128_t *p = __builtin_assume_aligned(av[ac - 1], 16); 2555 p[1] = __atomic_load_n(&p[0], __ATOMIC_RELAXED); 2556 __atomic_store_n(&p[2], p[3], __ATOMIC_RELAXED); 2557 __atomic_compare_exchange_n(&p[4], &p[5], p[6], 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED); 2558 return 0; 2559 }''' 2560 has_atomic128 = cc.links(atomic_test_128) 2561 2562 config_host_data.set('CONFIG_ATOMIC128', has_atomic128) 2563 2564 if not has_atomic128 2565 # Even with __builtin_assume_aligned, the above test may have failed 2566 # without optimization enabled. Try again with optimizations locally 2567 # enabled for the function. See 2568 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107389 2569 has_atomic128_opt = cc.links('__attribute__((optimize("O1")))' + atomic_test_128) 2570 config_host_data.set('CONFIG_ATOMIC128_OPT', has_atomic128_opt) 2571 2572 if not has_atomic128_opt 2573 config_host_data.set('CONFIG_CMPXCHG128', cc.links(''' 2574 int main(void) 2575 { 2576 __uint128_t x = 0, y = 0; 2577 __sync_val_compare_and_swap_16(&x, y, x); 2578 return 0; 2579 } 2580 ''')) 2581 endif 2582 endif 2583endif 2584 2585config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + ''' 2586 #include <sys/auxv.h> 2587 int main(void) { 2588 return getauxval(AT_HWCAP) == 0; 2589 }''')) 2590 2591config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles(''' 2592 #include <linux/usbdevice_fs.h> 2593 2594 #ifndef USBDEVFS_GET_CAPABILITIES 2595 #error "USBDEVFS_GET_CAPABILITIES undefined" 2596 #endif 2597 2598 #ifndef USBDEVFS_DISCONNECT_CLAIM 2599 #error "USBDEVFS_DISCONNECT_CLAIM undefined" 2600 #endif 2601 2602 int main(void) { return 0; }''')) 2603 2604have_keyring = get_option('keyring') \ 2605 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \ 2606 .require(cc.compiles(''' 2607 #include <errno.h> 2608 #include <asm/unistd.h> 2609 #include <linux/keyctl.h> 2610 #include <sys/syscall.h> 2611 #include <unistd.h> 2612 int main(void) { 2613 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0); 2614 }'''), error_message: 'keyctl syscall not available on this system').allowed() 2615config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring) 2616 2617have_cpuid_h = cc.links(''' 2618 #include <cpuid.h> 2619 int main(void) { 2620 unsigned a, b, c, d; 2621 unsigned max = __get_cpuid_max(0, 0); 2622 2623 if (max >= 1) { 2624 __cpuid(1, a, b, c, d); 2625 } 2626 2627 if (max >= 7) { 2628 __cpuid_count(7, 0, a, b, c, d); 2629 } 2630 2631 return 0; 2632 }''') 2633config_host_data.set('CONFIG_CPUID_H', have_cpuid_h) 2634 2635config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \ 2636 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \ 2637 .require(cc.links(''' 2638 #include <cpuid.h> 2639 #include <immintrin.h> 2640 static int __attribute__((target("avx2"))) bar(void *a) { 2641 __m256i x = *(__m256i *)a; 2642 return _mm256_testz_si256(x, x); 2643 } 2644 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); } 2645 '''), error_message: 'AVX2 not available').allowed()) 2646 2647config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \ 2648 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \ 2649 .require(cc.links(''' 2650 #include <cpuid.h> 2651 #include <immintrin.h> 2652 static int __attribute__((target("avx512f"))) bar(void *a) { 2653 __m512i x = *(__m512i *)a; 2654 return _mm512_test_epi64_mask(x, x); 2655 } 2656 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); } 2657 '''), error_message: 'AVX512F not available').allowed()) 2658 2659config_host_data.set('CONFIG_AVX512BW_OPT', get_option('avx512bw') \ 2660 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512BW') \ 2661 .require(cc.links(''' 2662 #include <cpuid.h> 2663 #include <immintrin.h> 2664 static int __attribute__((target("avx512bw"))) bar(void *a) { 2665 __m512i *x = a; 2666 __m512i res= _mm512_abs_epi8(*x); 2667 return res[1]; 2668 } 2669 int main(int argc, char *argv[]) { return bar(argv[0]); } 2670 '''), error_message: 'AVX512BW not available').allowed()) 2671 2672have_pvrdma = get_option('pvrdma') \ 2673 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \ 2674 .require(cc.compiles(gnu_source_prefix + ''' 2675 #include <sys/mman.h> 2676 int main(void) 2677 { 2678 char buf = 0; 2679 void *addr = &buf; 2680 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED); 2681 2682 return 0; 2683 }'''), error_message: 'PVRDMA requires mremap').allowed() 2684 2685if have_pvrdma 2686 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links(''' 2687 #include <infiniband/verbs.h> 2688 int main(void) 2689 { 2690 struct ibv_mr *mr; 2691 struct ibv_pd *pd = NULL; 2692 size_t length = 10; 2693 uint64_t iova = 0; 2694 int access = 0; 2695 void *addr = NULL; 2696 2697 mr = ibv_reg_mr_iova(pd, addr, length, iova, access); 2698 ibv_dereg_mr(mr); 2699 return 0; 2700 }''')) 2701endif 2702 2703if get_option('membarrier').disabled() 2704 have_membarrier = false 2705elif targetos == 'windows' 2706 have_membarrier = true 2707elif targetos == 'linux' 2708 have_membarrier = cc.compiles(''' 2709 #include <linux/membarrier.h> 2710 #include <sys/syscall.h> 2711 #include <unistd.h> 2712 #include <stdlib.h> 2713 int main(void) { 2714 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0); 2715 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0); 2716 exit(0); 2717 }''') 2718endif 2719config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \ 2720 .require(have_membarrier, error_message: 'membarrier system call not available') \ 2721 .allowed()) 2722 2723have_afalg = get_option('crypto_afalg') \ 2724 .require(cc.compiles(gnu_source_prefix + ''' 2725 #include <errno.h> 2726 #include <sys/types.h> 2727 #include <sys/socket.h> 2728 #include <linux/if_alg.h> 2729 int main(void) { 2730 int sock; 2731 sock = socket(AF_ALG, SOCK_SEQPACKET, 0); 2732 return sock; 2733 } 2734 '''), error_message: 'AF_ALG requested but could not be detected').allowed() 2735config_host_data.set('CONFIG_AF_ALG', have_afalg) 2736 2737config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol( 2738 'linux/vm_sockets.h', 'AF_VSOCK', 2739 prefix: '#include <sys/socket.h>', 2740)) 2741 2742have_vss = false 2743have_vss_sdk = false # old xp/2003 SDK 2744if targetos == 'windows' and link_language == 'cpp' 2745 have_vss = cxx.compiles(''' 2746 #define __MIDL_user_allocate_free_DEFINED__ 2747 #include <vss.h> 2748 int main(void) { return VSS_CTX_BACKUP; }''') 2749 have_vss_sdk = cxx.has_header('vscoordint.h') 2750endif 2751config_host_data.set('HAVE_VSS_SDK', have_vss_sdk) 2752 2753foreach k, v: config_host 2754 if k.startswith('CONFIG_') 2755 config_host_data.set(k, v == 'y' ? 1 : v) 2756 endif 2757endforeach 2758 2759# Older versions of MinGW do not import _lock_file and _unlock_file properly. 2760# This was fixed for v6.0.0 with commit b48e3ac8969d. 2761if targetos == 'windows' 2762 config_host_data.set('HAVE__LOCK_FILE', cc.links(''' 2763 #include <stdio.h> 2764 int main(void) { 2765 _lock_file(NULL); 2766 _unlock_file(NULL); 2767 return 0; 2768 }''', name: '_lock_file and _unlock_file')) 2769endif 2770 2771if targetos == 'windows' 2772 mingw_has_setjmp_longjmp = cc.links(''' 2773 #include <setjmp.h> 2774 int main(void) { 2775 /* 2776 * These functions are not available in setjmp header, but may be 2777 * available at link time, from libmingwex.a. 2778 */ 2779 extern int __mingw_setjmp(jmp_buf); 2780 extern void __attribute__((noreturn)) __mingw_longjmp(jmp_buf, int); 2781 jmp_buf env; 2782 __mingw_setjmp(env); 2783 __mingw_longjmp(env, 0); 2784 } 2785 ''', name: 'mingw setjmp and longjmp') 2786 2787 if cpu == 'aarch64' and not mingw_has_setjmp_longjmp 2788 error('mingw must provide setjmp/longjmp for windows-arm64') 2789 endif 2790endif 2791 2792######################## 2793# Target configuration # 2794######################## 2795 2796minikconf = find_program('scripts/minikconf.py') 2797config_all = {} 2798config_all_devices = {} 2799config_all_disas = {} 2800config_devices_mak_list = [] 2801config_devices_h = {} 2802config_target_h = {} 2803config_target_mak = {} 2804 2805disassemblers = { 2806 'alpha' : ['CONFIG_ALPHA_DIS'], 2807 'avr' : ['CONFIG_AVR_DIS'], 2808 'cris' : ['CONFIG_CRIS_DIS'], 2809 'hexagon' : ['CONFIG_HEXAGON_DIS'], 2810 'hppa' : ['CONFIG_HPPA_DIS'], 2811 'i386' : ['CONFIG_I386_DIS'], 2812 'x86_64' : ['CONFIG_I386_DIS'], 2813 'm68k' : ['CONFIG_M68K_DIS'], 2814 'microblaze' : ['CONFIG_MICROBLAZE_DIS'], 2815 'mips' : ['CONFIG_MIPS_DIS'], 2816 'nios2' : ['CONFIG_NIOS2_DIS'], 2817 'or1k' : ['CONFIG_OPENRISC_DIS'], 2818 'ppc' : ['CONFIG_PPC_DIS'], 2819 'riscv' : ['CONFIG_RISCV_DIS'], 2820 'rx' : ['CONFIG_RX_DIS'], 2821 's390' : ['CONFIG_S390_DIS'], 2822 'sh4' : ['CONFIG_SH4_DIS'], 2823 'sparc' : ['CONFIG_SPARC_DIS'], 2824 'xtensa' : ['CONFIG_XTENSA_DIS'], 2825 'loongarch' : ['CONFIG_LOONGARCH_DIS'], 2826} 2827 2828have_ivshmem = config_host_data.get('CONFIG_EVENTFD') 2829host_kconfig = \ 2830 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \ 2831 (have_tpm ? ['CONFIG_TPM=y'] : []) + \ 2832 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \ 2833 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \ 2834 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \ 2835 (x11.found() ? ['CONFIG_X11=y'] : []) + \ 2836 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \ 2837 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \ 2838 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \ 2839 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \ 2840 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \ 2841 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \ 2842 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \ 2843 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : []) 2844 2845ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ] 2846 2847default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host 2848actual_target_dirs = [] 2849fdt_required = [] 2850foreach target : target_dirs 2851 config_target = { 'TARGET_NAME': target.split('-')[0] } 2852 if target.endswith('linux-user') 2853 if targetos != 'linux' 2854 if default_targets 2855 continue 2856 endif 2857 error('Target @0@ is only available on a Linux host'.format(target)) 2858 endif 2859 config_target += { 'CONFIG_LINUX_USER': 'y' } 2860 elif target.endswith('bsd-user') 2861 if 'CONFIG_BSD' not in config_host 2862 if default_targets 2863 continue 2864 endif 2865 error('Target @0@ is only available on a BSD host'.format(target)) 2866 endif 2867 config_target += { 'CONFIG_BSD_USER': 'y' } 2868 elif target.endswith('softmmu') 2869 config_target += { 'CONFIG_SYSTEM_ONLY': 'y' } 2870 config_target += { 'CONFIG_SOFTMMU': 'y' } 2871 endif 2872 if target.endswith('-user') 2873 config_target += { 2874 'CONFIG_USER_ONLY': 'y', 2875 'CONFIG_QEMU_INTERP_PREFIX': 2876 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME']) 2877 } 2878 endif 2879 2880 accel_kconfig = [] 2881 foreach sym: accelerators 2882 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, []) 2883 config_target += { sym: 'y' } 2884 config_all += { sym: 'y' } 2885 if target in modular_tcg 2886 config_target += { 'CONFIG_TCG_MODULAR': 'y' } 2887 else 2888 config_target += { 'CONFIG_TCG_BUILTIN': 'y' } 2889 endif 2890 accel_kconfig += [ sym + '=y' ] 2891 endif 2892 endforeach 2893 if accel_kconfig.length() == 0 2894 if default_targets 2895 continue 2896 endif 2897 error('No accelerator available for target @0@'.format(target)) 2898 endif 2899 2900 actual_target_dirs += target 2901 config_target += keyval.load('configs/targets' / target + '.mak') 2902 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' } 2903 2904 if 'TARGET_NEED_FDT' in config_target 2905 fdt_required += target 2906 endif 2907 2908 # Add default keys 2909 if 'TARGET_BASE_ARCH' not in config_target 2910 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']} 2911 endif 2912 if 'TARGET_ABI_DIR' not in config_target 2913 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']} 2914 endif 2915 if 'TARGET_BIG_ENDIAN' not in config_target 2916 config_target += {'TARGET_BIG_ENDIAN': 'n'} 2917 endif 2918 2919 foreach k, v: disassemblers 2920 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k) 2921 foreach sym: v 2922 config_target += { sym: 'y' } 2923 config_all_disas += { sym: 'y' } 2924 endforeach 2925 endif 2926 endforeach 2927 2928 config_target_data = configuration_data() 2929 foreach k, v: config_target 2930 if not k.startswith('TARGET_') and not k.startswith('CONFIG_') 2931 # do nothing 2932 elif ignored.contains(k) 2933 # do nothing 2934 elif k == 'TARGET_BASE_ARCH' 2935 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is 2936 # not used to select files from sourcesets. 2937 config_target_data.set('TARGET_' + v.to_upper(), 1) 2938 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX' 2939 config_target_data.set_quoted(k, v) 2940 elif v == 'y' 2941 config_target_data.set(k, 1) 2942 elif v == 'n' 2943 config_target_data.set(k, 0) 2944 else 2945 config_target_data.set(k, v) 2946 endif 2947 endforeach 2948 config_target_data.set('QEMU_ARCH', 2949 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper()) 2950 config_target_h += {target: configure_file(output: target + '-config-target.h', 2951 configuration: config_target_data)} 2952 2953 if target.endswith('-softmmu') 2954 config_input = meson.get_external_property(target, 'default') 2955 config_devices_mak = target + '-config-devices.mak' 2956 config_devices_mak = configure_file( 2957 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'], 2958 output: config_devices_mak, 2959 depfile: config_devices_mak + '.d', 2960 capture: true, 2961 command: [minikconf, 2962 get_option('default_devices') ? '--defconfig' : '--allnoconfig', 2963 config_devices_mak, '@DEPFILE@', '@INPUT@', 2964 host_kconfig, accel_kconfig, 2965 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y']) 2966 2967 config_devices_data = configuration_data() 2968 config_devices = keyval.load(config_devices_mak) 2969 foreach k, v: config_devices 2970 config_devices_data.set(k, 1) 2971 endforeach 2972 config_devices_mak_list += config_devices_mak 2973 config_devices_h += {target: configure_file(output: target + '-config-devices.h', 2974 configuration: config_devices_data)} 2975 config_target += config_devices 2976 config_all_devices += config_devices 2977 endif 2978 config_target_mak += {target: config_target} 2979endforeach 2980target_dirs = actual_target_dirs 2981 2982# This configuration is used to build files that are shared by 2983# multiple binaries, and then extracted out of the "common" 2984# static_library target. 2985# 2986# We do not use all_sources()/all_dependencies(), because it would 2987# build literally all source files, including devices only used by 2988# targets that are not built for this compilation. The CONFIG_ALL 2989# pseudo symbol replaces it. 2990 2991config_all += config_all_devices 2992config_all += config_host 2993config_all += config_all_disas 2994config_all += { 2995 'CONFIG_XEN': xen.found(), 2996 'CONFIG_SYSTEM_ONLY': have_system, 2997 'CONFIG_USER_ONLY': have_user, 2998 'CONFIG_ALL': true, 2999} 3000 3001target_configs_h = [] 3002foreach target: target_dirs 3003 target_configs_h += config_target_h[target] 3004 target_configs_h += config_devices_h.get(target, []) 3005endforeach 3006genh += custom_target('config-poison.h', 3007 input: [target_configs_h], 3008 output: 'config-poison.h', 3009 capture: true, 3010 command: [find_program('scripts/make-config-poison.sh'), 3011 target_configs_h]) 3012 3013############## 3014# Submodules # 3015############## 3016 3017capstone = not_found 3018if not get_option('capstone').auto() or have_system or have_user 3019 capstone = dependency('capstone', version: '>=3.0.5', 3020 method: 'pkg-config', 3021 required: get_option('capstone')) 3022 3023 # Some versions of capstone have broken pkg-config file 3024 # that reports a wrong -I path, causing the #include to 3025 # fail later. If the system has such a broken version 3026 # do not use it. 3027 if capstone.found() and not cc.compiles('#include <capstone.h>', 3028 dependencies: [capstone]) 3029 capstone = not_found 3030 if get_option('capstone').enabled() 3031 error('capstone requested, but it does not appear to work') 3032 endif 3033 endif 3034endif 3035 3036libvfio_user_dep = not_found 3037if have_system and vfio_user_server_allowed 3038 libvfio_user_proj = subproject('libvfio-user', required: true) 3039 libvfio_user_dep = libvfio_user_proj.get_variable('libvfio_user_dep') 3040endif 3041 3042fdt = not_found 3043fdt_opt = get_option('fdt') 3044if fdt_required.length() > 0 or fdt_opt == 'enabled' 3045 if fdt_opt == 'disabled' 3046 error('fdt disabled but required by targets ' + ', '.join(fdt_required)) 3047 endif 3048 3049 if fdt_opt in ['enabled', 'auto', 'system'] 3050 fdt = cc.find_library('fdt', required: fdt_opt == 'system') 3051 if fdt.found() and cc.links(''' 3052 #include <libfdt.h> 3053 #include <libfdt_env.h> 3054 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''', 3055 dependencies: fdt) 3056 fdt_opt = 'system' 3057 elif fdt_opt == 'system' 3058 error('system libfdt requested, but it is too old (1.5.1 or newer required)') 3059 else 3060 fdt_opt = 'internal' 3061 fdt = not_found 3062 endif 3063 endif 3064 if not fdt.found() 3065 assert(fdt_opt == 'internal') 3066 libfdt_proj = subproject('dtc', required: true, 3067 default_options: ['tools=false', 'yaml=disabled', 3068 'python=disabled', 'default_library=static']) 3069 fdt = libfdt_proj.get_variable('libfdt_dep') 3070 endif 3071else 3072 fdt_opt = 'disabled' 3073endif 3074 3075config_host_data.set('CONFIG_CAPSTONE', capstone.found()) 3076config_host_data.set('CONFIG_FDT', fdt.found()) 3077config_host_data.set('CONFIG_SLIRP', slirp.found()) 3078 3079##################### 3080# Generated sources # 3081##################### 3082 3083genh += configure_file(output: 'config-host.h', configuration: config_host_data) 3084 3085hxtool = find_program('scripts/hxtool') 3086shaderinclude = find_program('scripts/shaderinclude.py') 3087qapi_gen = find_program('scripts/qapi-gen.py') 3088qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py', 3089 meson.current_source_dir() / 'scripts/qapi/commands.py', 3090 meson.current_source_dir() / 'scripts/qapi/common.py', 3091 meson.current_source_dir() / 'scripts/qapi/error.py', 3092 meson.current_source_dir() / 'scripts/qapi/events.py', 3093 meson.current_source_dir() / 'scripts/qapi/expr.py', 3094 meson.current_source_dir() / 'scripts/qapi/gen.py', 3095 meson.current_source_dir() / 'scripts/qapi/introspect.py', 3096 meson.current_source_dir() / 'scripts/qapi/main.py', 3097 meson.current_source_dir() / 'scripts/qapi/parser.py', 3098 meson.current_source_dir() / 'scripts/qapi/schema.py', 3099 meson.current_source_dir() / 'scripts/qapi/source.py', 3100 meson.current_source_dir() / 'scripts/qapi/types.py', 3101 meson.current_source_dir() / 'scripts/qapi/visit.py', 3102 meson.current_source_dir() / 'scripts/qapi-gen.py' 3103] 3104 3105tracetool = [ 3106 python, files('scripts/tracetool.py'), 3107 '--backend=' + ','.join(get_option('trace_backends')) 3108] 3109tracetool_depends = files( 3110 'scripts/tracetool/backend/log.py', 3111 'scripts/tracetool/backend/__init__.py', 3112 'scripts/tracetool/backend/dtrace.py', 3113 'scripts/tracetool/backend/ftrace.py', 3114 'scripts/tracetool/backend/simple.py', 3115 'scripts/tracetool/backend/syslog.py', 3116 'scripts/tracetool/backend/ust.py', 3117 'scripts/tracetool/format/ust_events_c.py', 3118 'scripts/tracetool/format/ust_events_h.py', 3119 'scripts/tracetool/format/__init__.py', 3120 'scripts/tracetool/format/d.py', 3121 'scripts/tracetool/format/simpletrace_stap.py', 3122 'scripts/tracetool/format/c.py', 3123 'scripts/tracetool/format/h.py', 3124 'scripts/tracetool/format/log_stap.py', 3125 'scripts/tracetool/format/stap.py', 3126 'scripts/tracetool/__init__.py', 3127 'scripts/tracetool/vcpu.py' 3128) 3129 3130qemu_version_cmd = [find_program('scripts/qemu-version.sh'), 3131 meson.current_source_dir(), 3132 get_option('pkgversion'), meson.project_version()] 3133qemu_version = custom_target('qemu-version.h', 3134 output: 'qemu-version.h', 3135 command: qemu_version_cmd, 3136 capture: true, 3137 build_by_default: true, 3138 build_always_stale: true) 3139genh += qemu_version 3140 3141hxdep = [] 3142hx_headers = [ 3143 ['qemu-options.hx', 'qemu-options.def'], 3144 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'], 3145] 3146if have_system 3147 hx_headers += [ 3148 ['hmp-commands.hx', 'hmp-commands.h'], 3149 ['hmp-commands-info.hx', 'hmp-commands-info.h'], 3150 ] 3151endif 3152foreach d : hx_headers 3153 hxdep += custom_target(d[1], 3154 input: files(d[0]), 3155 output: d[1], 3156 capture: true, 3157 build_by_default: true, # to be removed when added to a target 3158 command: [hxtool, '-h', '@INPUT0@']) 3159endforeach 3160genh += hxdep 3161 3162################### 3163# Collect sources # 3164################### 3165 3166authz_ss = ss.source_set() 3167blockdev_ss = ss.source_set() 3168block_ss = ss.source_set() 3169chardev_ss = ss.source_set() 3170common_ss = ss.source_set() 3171crypto_ss = ss.source_set() 3172hwcore_ss = ss.source_set() 3173io_ss = ss.source_set() 3174qmp_ss = ss.source_set() 3175qom_ss = ss.source_set() 3176system_ss = ss.source_set() 3177specific_fuzz_ss = ss.source_set() 3178specific_ss = ss.source_set() 3179stub_ss = ss.source_set() 3180trace_ss = ss.source_set() 3181user_ss = ss.source_set() 3182util_ss = ss.source_set() 3183 3184# accel modules 3185qtest_module_ss = ss.source_set() 3186tcg_module_ss = ss.source_set() 3187 3188modules = {} 3189target_modules = {} 3190hw_arch = {} 3191target_arch = {} 3192target_softmmu_arch = {} 3193target_user_arch = {} 3194 3195############### 3196# Trace files # 3197############### 3198 3199# TODO: add each directory to the subdirs from its own meson.build, once 3200# we have those 3201trace_events_subdirs = [ 3202 'crypto', 3203 'qapi', 3204 'qom', 3205 'monitor', 3206 'util', 3207 'gdbstub', 3208] 3209if have_linux_user 3210 trace_events_subdirs += [ 'linux-user' ] 3211endif 3212if have_bsd_user 3213 trace_events_subdirs += [ 'bsd-user' ] 3214endif 3215if have_block 3216 trace_events_subdirs += [ 3217 'authz', 3218 'block', 3219 'io', 3220 'nbd', 3221 'scsi', 3222 ] 3223endif 3224if have_system 3225 trace_events_subdirs += [ 3226 'accel/kvm', 3227 'audio', 3228 'backends', 3229 'backends/tpm', 3230 'chardev', 3231 'ebpf', 3232 'hw/9pfs', 3233 'hw/acpi', 3234 'hw/adc', 3235 'hw/alpha', 3236 'hw/arm', 3237 'hw/audio', 3238 'hw/block', 3239 'hw/block/dataplane', 3240 'hw/char', 3241 'hw/display', 3242 'hw/dma', 3243 'hw/hyperv', 3244 'hw/i2c', 3245 'hw/i386', 3246 'hw/i386/xen', 3247 'hw/i386/kvm', 3248 'hw/ide', 3249 'hw/input', 3250 'hw/intc', 3251 'hw/isa', 3252 'hw/mem', 3253 'hw/mips', 3254 'hw/misc', 3255 'hw/misc/macio', 3256 'hw/net', 3257 'hw/net/can', 3258 'hw/nubus', 3259 'hw/nvme', 3260 'hw/nvram', 3261 'hw/pci', 3262 'hw/pci-host', 3263 'hw/ppc', 3264 'hw/rdma', 3265 'hw/rdma/vmw', 3266 'hw/rtc', 3267 'hw/s390x', 3268 'hw/scsi', 3269 'hw/sd', 3270 'hw/sh4', 3271 'hw/sparc', 3272 'hw/sparc64', 3273 'hw/ssi', 3274 'hw/timer', 3275 'hw/tpm', 3276 'hw/usb', 3277 'hw/vfio', 3278 'hw/virtio', 3279 'hw/watchdog', 3280 'hw/xen', 3281 'hw/gpio', 3282 'migration', 3283 'net', 3284 'softmmu', 3285 'ui', 3286 'hw/remote', 3287 ] 3288endif 3289if have_system or have_user 3290 trace_events_subdirs += [ 3291 'accel/tcg', 3292 'hw/core', 3293 'target/arm', 3294 'target/arm/hvf', 3295 'target/hppa', 3296 'target/i386', 3297 'target/i386/kvm', 3298 'target/mips/tcg', 3299 'target/nios2', 3300 'target/ppc', 3301 'target/riscv', 3302 'target/s390x', 3303 'target/s390x/kvm', 3304 'target/sparc', 3305 ] 3306endif 3307 3308vhost_user = not_found 3309if targetos == 'linux' and have_vhost_user 3310 libvhost_user = subproject('libvhost-user') 3311 vhost_user = libvhost_user.get_variable('vhost_user_dep') 3312endif 3313 3314libvduse = not_found 3315if have_libvduse 3316 libvduse_proj = subproject('libvduse') 3317 libvduse = libvduse_proj.get_variable('libvduse_dep') 3318endif 3319 3320# NOTE: the trace/ subdirectory needs the qapi_trace_events variable 3321# that is filled in by qapi/. 3322subdir('qapi') 3323subdir('qobject') 3324subdir('stubs') 3325subdir('trace') 3326subdir('util') 3327subdir('qom') 3328subdir('authz') 3329subdir('crypto') 3330subdir('ui') 3331subdir('hw') 3332subdir('gdbstub') 3333 3334if enable_modules 3335 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO') 3336 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO') 3337endif 3338 3339qom_ss = qom_ss.apply(config_host, strict: false) 3340libqom = static_library('qom', qom_ss.sources() + genh, 3341 dependencies: [qom_ss.dependencies()], 3342 name_suffix: 'fa') 3343qom = declare_dependency(link_whole: libqom) 3344 3345event_loop_base = files('event-loop-base.c') 3346event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh, 3347 build_by_default: true) 3348event_loop_base = declare_dependency(link_whole: event_loop_base, 3349 dependencies: [qom]) 3350 3351stub_ss = stub_ss.apply(config_all, strict: false) 3352 3353util_ss.add_all(trace_ss) 3354util_ss = util_ss.apply(config_all, strict: false) 3355libqemuutil = static_library('qemuutil', 3356 sources: util_ss.sources() + stub_ss.sources() + genh, 3357 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman]) 3358qemuutil = declare_dependency(link_with: libqemuutil, 3359 sources: genh + version_res, 3360 dependencies: [event_loop_base]) 3361 3362if have_system or have_user 3363 decodetree = generator(find_program('scripts/decodetree.py'), 3364 output: 'decode-@BASENAME@.c.inc', 3365 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@']) 3366 subdir('libdecnumber') 3367 subdir('target') 3368endif 3369 3370subdir('audio') 3371subdir('io') 3372subdir('chardev') 3373subdir('fsdev') 3374subdir('dump') 3375 3376if have_block 3377 block_ss.add(files( 3378 'block.c', 3379 'blockjob.c', 3380 'job.c', 3381 'qemu-io-cmds.c', 3382 )) 3383 if config_host_data.get('CONFIG_REPLICATION') 3384 block_ss.add(files('replication.c')) 3385 endif 3386 3387 subdir('nbd') 3388 subdir('scsi') 3389 subdir('block') 3390 3391 blockdev_ss.add(files( 3392 'blockdev.c', 3393 'blockdev-nbd.c', 3394 'iothread.c', 3395 'job-qmp.c', 3396 ), gnutls) 3397 3398 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon, 3399 # os-win32.c does not 3400 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c')) 3401 system_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')]) 3402endif 3403 3404common_ss.add(files('cpus-common.c')) 3405specific_ss.add(files('cpu.c')) 3406 3407subdir('softmmu') 3408 3409# Work around a gcc bug/misfeature wherein constant propagation looks 3410# through an alias: 3411# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696 3412# to guess that a const variable is always zero. Without lto, this is 3413# impossible, as the alias is restricted to page-vary-common.c. Indeed, 3414# without lto, not even the alias is required -- we simply use different 3415# declarations in different compilation units. 3416pagevary = files('page-vary-common.c') 3417if get_option('b_lto') 3418 pagevary_flags = ['-fno-lto'] 3419 if get_option('cfi') 3420 pagevary_flags += '-fno-sanitize=cfi-icall' 3421 endif 3422 pagevary = static_library('page-vary-common', sources: pagevary + genh, 3423 c_args: pagevary_flags) 3424 pagevary = declare_dependency(link_with: pagevary) 3425endif 3426common_ss.add(pagevary) 3427specific_ss.add(files('page-vary.c')) 3428 3429subdir('backends') 3430subdir('disas') 3431subdir('migration') 3432subdir('monitor') 3433subdir('net') 3434subdir('replay') 3435subdir('semihosting') 3436subdir('stats') 3437subdir('tcg') 3438subdir('fpu') 3439subdir('accel') 3440subdir('plugins') 3441subdir('ebpf') 3442 3443common_user_inc = [] 3444 3445subdir('common-user') 3446subdir('bsd-user') 3447subdir('linux-user') 3448 3449# needed for fuzzing binaries 3450subdir('tests/qtest/libqos') 3451subdir('tests/qtest/fuzz') 3452 3453# accel modules 3454tcg_real_module_ss = ss.source_set() 3455tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss) 3456specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss) 3457target_modules += { 'accel' : { 'qtest': qtest_module_ss, 3458 'tcg': tcg_real_module_ss }} 3459 3460######################## 3461# Library dependencies # 3462######################## 3463 3464modinfo_collect = find_program('scripts/modinfo-collect.py') 3465modinfo_generate = find_program('scripts/modinfo-generate.py') 3466modinfo_files = [] 3467 3468block_mods = [] 3469softmmu_mods = [] 3470foreach d, list : modules 3471 if not (d == 'block' ? have_block : have_system) 3472 continue 3473 endif 3474 3475 foreach m, module_ss : list 3476 if enable_modules 3477 module_ss = module_ss.apply(config_all, strict: false) 3478 sl = static_library(d + '-' + m, [genh, module_ss.sources()], 3479 dependencies: [modulecommon, module_ss.dependencies()], pic: true) 3480 if d == 'block' 3481 block_mods += sl 3482 else 3483 softmmu_mods += sl 3484 endif 3485 if module_ss.sources() != [] 3486 # FIXME: Should use sl.extract_all_objects(recursive: true) as 3487 # input. Sources can be used multiple times but objects are 3488 # unique when it comes to lookup in compile_commands.json. 3489 # Depnds on a mesion version with 3490 # https://github.com/mesonbuild/meson/pull/8900 3491 modinfo_files += custom_target(d + '-' + m + '.modinfo', 3492 output: d + '-' + m + '.modinfo', 3493 input: module_ss.sources() + genh, 3494 capture: true, 3495 command: [modinfo_collect, module_ss.sources()]) 3496 endif 3497 else 3498 if d == 'block' 3499 block_ss.add_all(module_ss) 3500 else 3501 system_ss.add_all(module_ss) 3502 endif 3503 endif 3504 endforeach 3505endforeach 3506 3507foreach d, list : target_modules 3508 foreach m, module_ss : list 3509 if enable_modules 3510 foreach target : target_dirs 3511 if target.endswith('-softmmu') 3512 config_target = config_target_mak[target] 3513 config_target += config_host 3514 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] 3515 c_args = ['-DNEED_CPU_H', 3516 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), 3517 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] 3518 target_module_ss = module_ss.apply(config_target, strict: false) 3519 if target_module_ss.sources() != [] 3520 module_name = d + '-' + m + '-' + config_target['TARGET_NAME'] 3521 sl = static_library(module_name, 3522 [genh, target_module_ss.sources()], 3523 dependencies: [modulecommon, target_module_ss.dependencies()], 3524 include_directories: target_inc, 3525 c_args: c_args, 3526 pic: true) 3527 softmmu_mods += sl 3528 # FIXME: Should use sl.extract_all_objects(recursive: true) too. 3529 modinfo_files += custom_target(module_name + '.modinfo', 3530 output: module_name + '.modinfo', 3531 input: target_module_ss.sources() + genh, 3532 capture: true, 3533 command: [modinfo_collect, '--target', target, target_module_ss.sources()]) 3534 endif 3535 endif 3536 endforeach 3537 else 3538 specific_ss.add_all(module_ss) 3539 endif 3540 endforeach 3541endforeach 3542 3543if enable_modules 3544 foreach target : target_dirs 3545 if target.endswith('-softmmu') 3546 config_target = config_target_mak[target] 3547 config_devices_mak = target + '-config-devices.mak' 3548 modinfo_src = custom_target('modinfo-' + target + '.c', 3549 output: 'modinfo-' + target + '.c', 3550 input: modinfo_files, 3551 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'], 3552 capture: true) 3553 3554 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src) 3555 modinfo_dep = declare_dependency(link_with: modinfo_lib) 3556 3557 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH'] 3558 hw_arch[arch].add(modinfo_dep) 3559 endif 3560 endforeach 3561endif 3562 3563nm = find_program('nm') 3564undefsym = find_program('scripts/undefsym.py') 3565block_syms = custom_target('block.syms', output: 'block.syms', 3566 input: [libqemuutil, block_mods], 3567 capture: true, 3568 command: [undefsym, nm, '@INPUT@']) 3569qemu_syms = custom_target('qemu.syms', output: 'qemu.syms', 3570 input: [libqemuutil, softmmu_mods], 3571 capture: true, 3572 command: [undefsym, nm, '@INPUT@']) 3573 3574authz_ss = authz_ss.apply(config_host, strict: false) 3575libauthz = static_library('authz', authz_ss.sources() + genh, 3576 dependencies: [authz_ss.dependencies()], 3577 name_suffix: 'fa', 3578 build_by_default: false) 3579 3580authz = declare_dependency(link_whole: libauthz, 3581 dependencies: qom) 3582 3583crypto_ss = crypto_ss.apply(config_host, strict: false) 3584libcrypto = static_library('crypto', crypto_ss.sources() + genh, 3585 dependencies: [crypto_ss.dependencies()], 3586 name_suffix: 'fa', 3587 build_by_default: false) 3588 3589crypto = declare_dependency(link_whole: libcrypto, 3590 dependencies: [authz, qom]) 3591 3592io_ss = io_ss.apply(config_host, strict: false) 3593libio = static_library('io', io_ss.sources() + genh, 3594 dependencies: [io_ss.dependencies()], 3595 link_with: libqemuutil, 3596 name_suffix: 'fa', 3597 build_by_default: false) 3598 3599io = declare_dependency(link_whole: libio, dependencies: [crypto, qom]) 3600 3601libmigration = static_library('migration', sources: migration_files + genh, 3602 name_suffix: 'fa', 3603 build_by_default: false) 3604migration = declare_dependency(link_with: libmigration, 3605 dependencies: [zlib, qom, io]) 3606system_ss.add(migration) 3607 3608block_ss = block_ss.apply(config_host, strict: false) 3609libblock = static_library('block', block_ss.sources() + genh, 3610 dependencies: block_ss.dependencies(), 3611 link_depends: block_syms, 3612 name_suffix: 'fa', 3613 build_by_default: false) 3614 3615block = declare_dependency(link_whole: [libblock], 3616 link_args: '@block.syms', 3617 dependencies: [crypto, io]) 3618 3619blockdev_ss = blockdev_ss.apply(config_host, strict: false) 3620libblockdev = static_library('blockdev', blockdev_ss.sources() + genh, 3621 dependencies: blockdev_ss.dependencies(), 3622 name_suffix: 'fa', 3623 build_by_default: false) 3624 3625blockdev = declare_dependency(link_whole: [libblockdev], 3626 dependencies: [block, event_loop_base]) 3627 3628qmp_ss = qmp_ss.apply(config_host, strict: false) 3629libqmp = static_library('qmp', qmp_ss.sources() + genh, 3630 dependencies: qmp_ss.dependencies(), 3631 name_suffix: 'fa', 3632 build_by_default: false) 3633 3634qmp = declare_dependency(link_whole: [libqmp]) 3635 3636libchardev = static_library('chardev', chardev_ss.sources() + genh, 3637 name_suffix: 'fa', 3638 dependencies: chardev_ss.dependencies(), 3639 build_by_default: false) 3640 3641chardev = declare_dependency(link_whole: libchardev) 3642 3643hwcore_ss = hwcore_ss.apply(config_host, strict: false) 3644libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh, 3645 name_suffix: 'fa', 3646 build_by_default: false) 3647hwcore = declare_dependency(link_whole: libhwcore) 3648common_ss.add(hwcore) 3649 3650########### 3651# Targets # 3652########### 3653 3654emulator_modules = [] 3655foreach m : block_mods + softmmu_mods 3656 emulator_modules += shared_module(m.name(), 3657 build_by_default: true, 3658 name_prefix: '', 3659 link_whole: m, 3660 install: true, 3661 install_dir: qemu_moddir) 3662endforeach 3663if emulator_modules.length() > 0 3664 alias_target('modules', emulator_modules) 3665endif 3666 3667system_ss.add(authz, blockdev, chardev, crypto, io, qmp) 3668common_ss.add(qom, qemuutil) 3669 3670common_ss.add_all(when: 'CONFIG_SYSTEM_ONLY', if_true: [system_ss]) 3671common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss) 3672 3673common_all = common_ss.apply(config_all, strict: false) 3674common_all = static_library('common', 3675 build_by_default: false, 3676 sources: common_all.sources() + genh, 3677 include_directories: common_user_inc, 3678 implicit_include_directories: false, 3679 dependencies: common_all.dependencies(), 3680 name_suffix: 'fa') 3681 3682feature_to_c = find_program('scripts/feature_to_c.sh') 3683 3684if targetos == 'darwin' 3685 entitlement = find_program('scripts/entitlement.sh') 3686endif 3687 3688emulators = {} 3689foreach target : target_dirs 3690 config_target = config_target_mak[target] 3691 target_name = config_target['TARGET_NAME'] 3692 target_base_arch = config_target['TARGET_BASE_ARCH'] 3693 arch_srcs = [config_target_h[target]] 3694 arch_deps = [] 3695 c_args = ['-DNEED_CPU_H', 3696 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), 3697 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] 3698 link_args = emulator_link_args 3699 3700 config_target += config_host 3701 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] 3702 if targetos == 'linux' 3703 target_inc += include_directories('linux-headers', is_system: true) 3704 endif 3705 if target.endswith('-softmmu') 3706 target_type='system' 3707 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false) 3708 arch_srcs += t.sources() 3709 arch_deps += t.dependencies() 3710 3711 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch 3712 hw = hw_arch[hw_dir].apply(config_target, strict: false) 3713 arch_srcs += hw.sources() 3714 arch_deps += hw.dependencies() 3715 3716 arch_srcs += config_devices_h[target] 3717 link_args += ['@block.syms', '@qemu.syms'] 3718 else 3719 abi = config_target['TARGET_ABI_DIR'] 3720 target_type='user' 3721 target_inc += common_user_inc 3722 if target_base_arch in target_user_arch 3723 t = target_user_arch[target_base_arch].apply(config_target, strict: false) 3724 arch_srcs += t.sources() 3725 arch_deps += t.dependencies() 3726 endif 3727 if 'CONFIG_LINUX_USER' in config_target 3728 base_dir = 'linux-user' 3729 endif 3730 if 'CONFIG_BSD_USER' in config_target 3731 base_dir = 'bsd-user' 3732 target_inc += include_directories('bsd-user/' / targetos) 3733 target_inc += include_directories('bsd-user/host/' / host_arch) 3734 dir = base_dir / abi 3735 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c') 3736 endif 3737 target_inc += include_directories( 3738 base_dir, 3739 base_dir / abi, 3740 ) 3741 if 'CONFIG_LINUX_USER' in config_target 3742 dir = base_dir / abi 3743 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c') 3744 if config_target.has_key('TARGET_SYSTBL_ABI') 3745 arch_srcs += \ 3746 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'], 3747 extra_args : config_target['TARGET_SYSTBL_ABI']) 3748 endif 3749 endif 3750 endif 3751 3752 if 'TARGET_XML_FILES' in config_target 3753 gdbstub_xml = custom_target(target + '-gdbstub-xml.c', 3754 output: target + '-gdbstub-xml.c', 3755 input: files(config_target['TARGET_XML_FILES'].split()), 3756 command: [feature_to_c, '@INPUT@'], 3757 capture: true) 3758 arch_srcs += gdbstub_xml 3759 endif 3760 3761 t = target_arch[target_base_arch].apply(config_target, strict: false) 3762 arch_srcs += t.sources() 3763 arch_deps += t.dependencies() 3764 3765 target_common = common_ss.apply(config_target, strict: false) 3766 objects = common_all.extract_objects(target_common.sources()) 3767 deps = target_common.dependencies() 3768 3769 target_specific = specific_ss.apply(config_target, strict: false) 3770 arch_srcs += target_specific.sources() 3771 arch_deps += target_specific.dependencies() 3772 3773 lib = static_library('qemu-' + target, 3774 sources: arch_srcs + genh, 3775 dependencies: arch_deps, 3776 objects: objects, 3777 include_directories: target_inc, 3778 c_args: c_args, 3779 build_by_default: false, 3780 name_suffix: 'fa') 3781 3782 if target.endswith('-softmmu') 3783 execs = [{ 3784 'name': 'qemu-system-' + target_name, 3785 'win_subsystem': 'console', 3786 'sources': files('softmmu/main.c'), 3787 'dependencies': [] 3788 }] 3789 if targetos == 'windows' and (sdl.found() or gtk.found()) 3790 execs += [{ 3791 'name': 'qemu-system-' + target_name + 'w', 3792 'win_subsystem': 'windows', 3793 'sources': files('softmmu/main.c'), 3794 'dependencies': [] 3795 }] 3796 endif 3797 if get_option('fuzzing') 3798 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false) 3799 execs += [{ 3800 'name': 'qemu-fuzz-' + target_name, 3801 'win_subsystem': 'console', 3802 'sources': specific_fuzz.sources(), 3803 'dependencies': specific_fuzz.dependencies(), 3804 }] 3805 endif 3806 else 3807 execs = [{ 3808 'name': 'qemu-' + target_name, 3809 'win_subsystem': 'console', 3810 'sources': [], 3811 'dependencies': [] 3812 }] 3813 endif 3814 foreach exe: execs 3815 exe_name = exe['name'] 3816 if targetos == 'darwin' 3817 exe_name += '-unsigned' 3818 endif 3819 3820 emulator = executable(exe_name, exe['sources'], 3821 install: true, 3822 c_args: c_args, 3823 dependencies: arch_deps + deps + exe['dependencies'], 3824 objects: lib.extract_all_objects(recursive: true), 3825 link_language: link_language, 3826 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []), 3827 link_args: link_args, 3828 win_subsystem: exe['win_subsystem']) 3829 3830 if targetos == 'darwin' 3831 icon = 'pc-bios/qemu.rsrc' 3832 build_input = [emulator, files(icon)] 3833 install_input = [ 3834 get_option('bindir') / exe_name, 3835 meson.current_source_dir() / icon 3836 ] 3837 if 'CONFIG_HVF' in config_target 3838 entitlements = 'accel/hvf/entitlements.plist' 3839 build_input += files(entitlements) 3840 install_input += meson.current_source_dir() / entitlements 3841 endif 3842 3843 emulators += {exe['name'] : custom_target(exe['name'], 3844 input: build_input, 3845 output: exe['name'], 3846 command: [entitlement, '@OUTPUT@', '@INPUT@']) 3847 } 3848 3849 meson.add_install_script(entitlement, '--install', 3850 get_option('bindir') / exe['name'], 3851 install_input) 3852 else 3853 emulators += {exe['name']: emulator} 3854 endif 3855 3856 if stap.found() 3857 foreach stp: [ 3858 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false}, 3859 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true}, 3860 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true}, 3861 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true}, 3862 ] 3863 custom_target(exe['name'] + stp['ext'], 3864 input: trace_events_all, 3865 output: exe['name'] + stp['ext'], 3866 install: stp['install'], 3867 install_dir: get_option('datadir') / 'systemtap/tapset', 3868 command: [ 3869 tracetool, '--group=all', '--format=' + stp['fmt'], 3870 '--binary=' + stp['bin'], 3871 '--target-name=' + target_name, 3872 '--target-type=' + target_type, 3873 '--probe-prefix=qemu.' + target_type + '.' + target_name, 3874 '@INPUT@', '@OUTPUT@' 3875 ], 3876 depend_files: tracetool_depends) 3877 endforeach 3878 endif 3879 endforeach 3880endforeach 3881 3882# Other build targets 3883 3884if 'CONFIG_PLUGIN' in config_host 3885 install_headers('include/qemu/qemu-plugin.h') 3886endif 3887 3888subdir('qga') 3889 3890# Don't build qemu-keymap if xkbcommon is not explicitly enabled 3891# when we don't build tools or system 3892if xkbcommon.found() 3893 # used for the update-keymaps target, so include rules even if !have_tools 3894 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh, 3895 dependencies: [qemuutil, xkbcommon], install: have_tools) 3896endif 3897 3898if have_tools 3899 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep], 3900 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true) 3901 qemu_io = executable('qemu-io', files('qemu-io.c'), 3902 dependencies: [block, qemuutil], install: true) 3903 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'), 3904 dependencies: [blockdev, qemuutil, gnutls, selinux], 3905 install: true) 3906 3907 subdir('storage-daemon') 3908 subdir('contrib/rdmacm-mux') 3909 subdir('contrib/elf2dmp') 3910 3911 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'), 3912 dependencies: qemuutil, 3913 install: true) 3914 3915 if have_vhost_user 3916 subdir('contrib/vhost-user-blk') 3917 subdir('contrib/vhost-user-gpu') 3918 subdir('contrib/vhost-user-input') 3919 subdir('contrib/vhost-user-scsi') 3920 endif 3921 3922 if targetos == 'linux' 3923 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'), 3924 dependencies: [qemuutil, libcap_ng], 3925 install: true, 3926 install_dir: get_option('libexecdir')) 3927 3928 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'), 3929 dependencies: [authz, crypto, io, qom, qemuutil, 3930 libcap_ng, mpathpersist], 3931 install: true) 3932 endif 3933 3934 if have_ivshmem 3935 subdir('contrib/ivshmem-client') 3936 subdir('contrib/ivshmem-server') 3937 endif 3938endif 3939 3940subdir('scripts') 3941subdir('tools') 3942subdir('pc-bios') 3943subdir('docs') 3944subdir('tests') 3945if gtk.found() 3946 subdir('po') 3947endif 3948 3949if host_machine.system() == 'windows' 3950 nsis_cmd = [ 3951 find_program('scripts/nsis.py'), 3952 '@OUTPUT@', 3953 get_option('prefix'), 3954 meson.current_source_dir(), 3955 glib_pc.get_variable('bindir'), 3956 host_machine.cpu(), 3957 '--', 3958 '-DDISPLAYVERSION=' + meson.project_version(), 3959 ] 3960 if build_docs 3961 nsis_cmd += '-DCONFIG_DOCUMENTATION=y' 3962 endif 3963 if gtk.found() 3964 nsis_cmd += '-DCONFIG_GTK=y' 3965 endif 3966 3967 nsis = custom_target('nsis', 3968 output: 'qemu-setup-' + meson.project_version() + '.exe', 3969 input: files('qemu.nsi'), 3970 build_always_stale: true, 3971 command: nsis_cmd + ['@INPUT@']) 3972 alias_target('installer', nsis) 3973endif 3974 3975######################### 3976# Configuration summary # 3977######################### 3978 3979# Build environment 3980summary_info = {} 3981summary_info += {'Build directory': meson.current_build_dir()} 3982summary_info += {'Source path': meson.current_source_dir()} 3983summary_info += {'Download dependencies': get_option('wrap_mode') != 'nodownload'} 3984summary(summary_info, bool_yn: true, section: 'Build environment') 3985 3986# Directories 3987summary_info += {'Install prefix': get_option('prefix')} 3988summary_info += {'BIOS directory': qemu_datadir} 3989pathsep = targetos == 'windows' ? ';' : ':' 3990summary_info += {'firmware path': pathsep.join(get_option('qemu_firmwarepath'))} 3991summary_info += {'binary directory': get_option('prefix') / get_option('bindir')} 3992summary_info += {'library directory': get_option('prefix') / get_option('libdir')} 3993summary_info += {'module directory': qemu_moddir} 3994summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')} 3995summary_info += {'include directory': get_option('prefix') / get_option('includedir')} 3996summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')} 3997if targetos != 'windows' 3998 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')} 3999 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')} 4000else 4001 summary_info += {'local state directory': 'queried at runtime'} 4002endif 4003summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')} 4004summary(summary_info, bool_yn: true, section: 'Directories') 4005 4006# Host binaries 4007summary_info = {} 4008summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())} 4009summary_info += {'sphinx-build': sphinx_build} 4010if config_host.has_key('HAVE_GDB_BIN') 4011 summary_info += {'gdb': config_host['HAVE_GDB_BIN']} 4012endif 4013summary_info += {'iasl': iasl} 4014summary_info += {'genisoimage': config_host['GENISOIMAGE']} 4015if targetos == 'windows' and have_ga 4016 summary_info += {'wixl': wixl} 4017endif 4018if slirp.found() and have_system 4019 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false} 4020endif 4021summary(summary_info, bool_yn: true, section: 'Host binaries') 4022 4023# Configurable features 4024summary_info = {} 4025summary_info += {'Documentation': build_docs} 4026summary_info += {'system-mode emulation': have_system} 4027summary_info += {'user-mode emulation': have_user} 4028summary_info += {'block layer': have_block} 4029summary_info += {'Install blobs': get_option('install_blobs')} 4030summary_info += {'module support': enable_modules} 4031if enable_modules 4032 summary_info += {'alternative module path': get_option('module_upgrades')} 4033endif 4034summary_info += {'fuzzing support': get_option('fuzzing')} 4035if have_system 4036 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)} 4037endif 4038summary_info += {'Trace backends': ','.join(get_option('trace_backends'))} 4039if 'simple' in get_option('trace_backends') 4040 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'} 4041endif 4042summary_info += {'D-Bus display': dbus_display} 4043summary_info += {'QOM debugging': get_option('qom_cast_debug')} 4044summary_info += {'vhost-kernel support': have_vhost_kernel} 4045summary_info += {'vhost-net support': have_vhost_net} 4046summary_info += {'vhost-user support': have_vhost_user} 4047summary_info += {'vhost-user-crypto support': have_vhost_user_crypto} 4048summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server} 4049summary_info += {'vhost-vdpa support': have_vhost_vdpa} 4050summary_info += {'build guest agent': have_ga} 4051summary(summary_info, bool_yn: true, section: 'Configurable features') 4052 4053# Compilation information 4054summary_info = {} 4055summary_info += {'host CPU': cpu} 4056summary_info += {'host endianness': build_machine.endian()} 4057summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())} 4058summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())} 4059if link_language == 'cpp' 4060 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())} 4061else 4062 summary_info += {'C++ compiler': false} 4063endif 4064if targetos == 'darwin' 4065 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())} 4066endif 4067option_cflags = (get_option('debug') ? ['-g'] : []) 4068if get_option('optimization') != 'plain' 4069 option_cflags += ['-O' + get_option('optimization')] 4070endif 4071summary_info += {'CFLAGS': ' '.join(get_option('c_args') + option_cflags)} 4072if link_language == 'cpp' 4073 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args') + option_cflags)} 4074endif 4075if targetos == 'darwin' 4076 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args') + option_cflags)} 4077endif 4078link_args = get_option(link_language + '_link_args') 4079if link_args.length() > 0 4080 summary_info += {'LDFLAGS': ' '.join(link_args)} 4081endif 4082summary_info += {'QEMU_CFLAGS': ' '.join(qemu_common_flags + qemu_cflags)} 4083if 'cpp' in all_languages 4084 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_common_flags + qemu_cxxflags)} 4085endif 4086if 'objc' in all_languages 4087 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_common_flags)} 4088endif 4089summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)} 4090summary_info += {'profiler': get_option('profiler')} 4091summary_info += {'link-time optimization (LTO)': get_option('b_lto')} 4092summary_info += {'PIE': get_option('b_pie')} 4093summary_info += {'static build': get_option('prefer_static')} 4094summary_info += {'malloc trim support': has_malloc_trim} 4095summary_info += {'membarrier': have_membarrier} 4096summary_info += {'debug graph lock': get_option('debug_graph_lock')} 4097summary_info += {'debug stack usage': get_option('debug_stack_usage')} 4098summary_info += {'mutex debugging': get_option('debug_mutex')} 4099summary_info += {'memory allocator': get_option('malloc')} 4100summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')} 4101summary_info += {'avx512bw optimization': config_host_data.get('CONFIG_AVX512BW_OPT')} 4102summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')} 4103if get_option('gprof') 4104 gprof_info = 'YES (deprecated)' 4105else 4106 gprof_info = get_option('gprof') 4107endif 4108summary_info += {'gprof': gprof_info} 4109summary_info += {'gcov': get_option('b_coverage')} 4110summary_info += {'thread sanitizer': get_option('tsan')} 4111summary_info += {'CFI support': get_option('cfi')} 4112if get_option('cfi') 4113 summary_info += {'CFI debug support': get_option('cfi_debug')} 4114endif 4115summary_info += {'strip binaries': get_option('strip')} 4116summary_info += {'sparse': sparse} 4117summary_info += {'mingw32 support': targetos == 'windows'} 4118summary(summary_info, bool_yn: true, section: 'Compilation') 4119 4120# snarf the cross-compilation information for tests 4121summary_info = {} 4122have_cross = false 4123foreach target: target_dirs 4124 tcg_mak = meson.current_build_dir() / 'tests/tcg' / target / 'config-target.mak' 4125 if fs.exists(tcg_mak) 4126 config_cross_tcg = keyval.load(tcg_mak) 4127 if 'CC' in config_cross_tcg 4128 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']} 4129 have_cross = true 4130 endif 4131 endif 4132endforeach 4133if have_cross 4134 summary(summary_info, bool_yn: true, section: 'Cross compilers') 4135endif 4136 4137# Targets and accelerators 4138summary_info = {} 4139if have_system 4140 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')} 4141 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')} 4142 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')} 4143 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')} 4144 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')} 4145 summary_info += {'Xen support': xen.found()} 4146 if xen.found() 4147 summary_info += {'xen ctrl version': xen.version()} 4148 endif 4149 summary_info += {'Xen emulation': config_all.has_key('CONFIG_XEN_EMU')} 4150endif 4151summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')} 4152if config_all.has_key('CONFIG_TCG') 4153 if get_option('tcg_interpreter') 4154 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'} 4155 else 4156 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)} 4157 endif 4158 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')} 4159 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')} 4160endif 4161summary_info += {'target list': ' '.join(target_dirs)} 4162if have_system 4163 summary_info += {'default devices': get_option('default_devices')} 4164 summary_info += {'out of process emulation': multiprocess_allowed} 4165 summary_info += {'vfio-user server': vfio_user_server_allowed} 4166endif 4167summary(summary_info, bool_yn: true, section: 'Targets and accelerators') 4168 4169# Block layer 4170summary_info = {} 4171summary_info += {'coroutine backend': coroutine_backend} 4172summary_info += {'coroutine pool': have_coroutine_pool} 4173if have_block 4174 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')} 4175 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')} 4176 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')} 4177 summary_info += {'VirtFS (9P) support': have_virtfs} 4178 summary_info += {'VirtFS (9P) Proxy Helper support': have_virtfs_proxy_helper} 4179 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')} 4180 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')} 4181 summary_info += {'bochs support': get_option('bochs').allowed()} 4182 summary_info += {'cloop support': get_option('cloop').allowed()} 4183 summary_info += {'dmg support': get_option('dmg').allowed()} 4184 summary_info += {'qcow v1 support': get_option('qcow1').allowed()} 4185 summary_info += {'vdi support': get_option('vdi').allowed()} 4186 summary_info += {'vhdx support': get_option('vhdx').allowed()} 4187 summary_info += {'vmdk support': get_option('vmdk').allowed()} 4188 summary_info += {'vpc support': get_option('vpc').allowed()} 4189 summary_info += {'vvfat support': get_option('vvfat').allowed()} 4190 summary_info += {'qed support': get_option('qed').allowed()} 4191 summary_info += {'parallels support': get_option('parallels').allowed()} 4192 summary_info += {'FUSE exports': fuse} 4193 summary_info += {'VDUSE block exports': have_vduse_blk_export} 4194endif 4195summary(summary_info, bool_yn: true, section: 'Block layer support') 4196 4197# Crypto 4198summary_info = {} 4199summary_info += {'TLS priority': get_option('tls_priority')} 4200summary_info += {'GNUTLS support': gnutls} 4201if gnutls.found() 4202 summary_info += {' GNUTLS crypto': gnutls_crypto.found()} 4203endif 4204summary_info += {'libgcrypt': gcrypt} 4205summary_info += {'nettle': nettle} 4206if nettle.found() 4207 summary_info += {' XTS': xts != 'private'} 4208endif 4209summary_info += {'AF_ALG support': have_afalg} 4210summary_info += {'rng-none': get_option('rng_none')} 4211summary_info += {'Linux keyring': have_keyring} 4212summary(summary_info, bool_yn: true, section: 'Crypto') 4213 4214# UI 4215summary_info = {} 4216if targetos == 'darwin' 4217 summary_info += {'Cocoa support': cocoa} 4218endif 4219summary_info += {'SDL support': sdl} 4220summary_info += {'SDL image support': sdl_image} 4221summary_info += {'GTK support': gtk} 4222summary_info += {'pixman': pixman} 4223summary_info += {'VTE support': vte} 4224summary_info += {'PNG support': png} 4225summary_info += {'VNC support': vnc} 4226if vnc.found() 4227 summary_info += {'VNC SASL support': sasl} 4228 summary_info += {'VNC JPEG support': jpeg} 4229endif 4230summary_info += {'spice protocol support': spice_protocol} 4231if spice_protocol.found() 4232 summary_info += {' spice server support': spice} 4233endif 4234summary_info += {'curses support': curses} 4235summary_info += {'brlapi support': brlapi} 4236summary(summary_info, bool_yn: true, section: 'User interface') 4237 4238# Audio backends 4239summary_info = {} 4240if targetos not in ['darwin', 'haiku', 'windows'] 4241 summary_info += {'OSS support': oss} 4242 summary_info += {'sndio support': sndio} 4243elif targetos == 'darwin' 4244 summary_info += {'CoreAudio support': coreaudio} 4245elif targetos == 'windows' 4246 summary_info += {'DirectSound support': dsound} 4247endif 4248if targetos == 'linux' 4249 summary_info += {'ALSA support': alsa} 4250 summary_info += {'PulseAudio support': pulse} 4251endif 4252summary_info += {'Pipewire support': pipewire} 4253summary_info += {'JACK support': jack} 4254summary(summary_info, bool_yn: true, section: 'Audio backends') 4255 4256# Network backends 4257summary_info = {} 4258if targetos == 'darwin' 4259 summary_info += {'vmnet.framework support': vmnet} 4260endif 4261summary_info += {'slirp support': slirp} 4262summary_info += {'vde support': vde} 4263summary_info += {'netmap support': have_netmap} 4264summary_info += {'l2tpv3 support': have_l2tpv3} 4265summary(summary_info, bool_yn: true, section: 'Network backends') 4266 4267# Libraries 4268summary_info = {} 4269summary_info += {'libtasn1': tasn1} 4270summary_info += {'PAM': pam} 4271summary_info += {'iconv support': iconv} 4272summary_info += {'virgl support': virgl} 4273summary_info += {'blkio support': blkio} 4274summary_info += {'curl support': curl} 4275summary_info += {'Multipath support': mpathpersist} 4276summary_info += {'Linux AIO support': libaio} 4277summary_info += {'Linux io_uring support': linux_io_uring} 4278summary_info += {'ATTR/XATTR support': libattr} 4279summary_info += {'RDMA support': rdma} 4280summary_info += {'PVRDMA support': have_pvrdma} 4281summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt} 4282summary_info += {'libcap-ng support': libcap_ng} 4283summary_info += {'bpf support': libbpf} 4284summary_info += {'rbd support': rbd} 4285summary_info += {'smartcard support': cacard} 4286summary_info += {'U2F support': u2f} 4287summary_info += {'libusb': libusb} 4288summary_info += {'usb net redir': usbredir} 4289summary_info += {'OpenGL support (epoxy)': opengl} 4290summary_info += {'GBM': gbm} 4291summary_info += {'libiscsi support': libiscsi} 4292summary_info += {'libnfs support': libnfs} 4293if targetos == 'windows' 4294 if have_ga 4295 summary_info += {'QGA VSS support': have_qga_vss} 4296 endif 4297endif 4298summary_info += {'seccomp support': seccomp} 4299summary_info += {'GlusterFS support': glusterfs} 4300summary_info += {'TPM support': have_tpm} 4301summary_info += {'libssh support': libssh} 4302summary_info += {'lzo support': lzo} 4303summary_info += {'snappy support': snappy} 4304summary_info += {'bzip2 support': libbzip2} 4305summary_info += {'lzfse support': liblzfse} 4306summary_info += {'zstd support': zstd} 4307summary_info += {'NUMA host support': numa} 4308summary_info += {'capstone': capstone} 4309summary_info += {'libpmem support': libpmem} 4310summary_info += {'libdaxctl support': libdaxctl} 4311summary_info += {'libudev': libudev} 4312# Dummy dependency, keep .found() 4313summary_info += {'FUSE lseek': fuse_lseek.found()} 4314summary_info += {'selinux': selinux} 4315summary_info += {'libdw': libdw} 4316summary(summary_info, bool_yn: true, section: 'Dependencies') 4317 4318if not supported_cpus.contains(cpu) 4319 message() 4320 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!') 4321 message() 4322 message('CPU host architecture ' + cpu + ' support is not currently maintained.') 4323 message('The QEMU project intends to remove support for this host CPU in') 4324 message('a future release if nobody volunteers to maintain it and to') 4325 message('provide a build host for our continuous integration setup.') 4326 message('configure has succeeded and you can continue to build, but') 4327 message('if you care about QEMU on this platform you should contact') 4328 message('us upstream at qemu-devel@nongnu.org.') 4329endif 4330 4331if not supported_oses.contains(targetos) 4332 message() 4333 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!') 4334 message() 4335 message('Host OS ' + targetos + 'support is not currently maintained.') 4336 message('The QEMU project intends to remove support for this host OS in') 4337 message('a future release if nobody volunteers to maintain it and to') 4338 message('provide a build host for our continuous integration setup.') 4339 message('configure has succeeded and you can continue to build, but') 4340 message('if you care about QEMU on this platform you should contact') 4341 message('us upstream at qemu-devel@nongnu.org.') 4342endif 4343