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_RBD', rbd.found()) 2125config_host_data.set('CONFIG_RDMA', rdma.found()) 2126config_host_data.set('CONFIG_SAFESTACK', get_option('safe_stack')) 2127config_host_data.set('CONFIG_SDL', sdl.found()) 2128config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found()) 2129config_host_data.set('CONFIG_SECCOMP', seccomp.found()) 2130if seccomp.found() 2131 config_host_data.set('CONFIG_SECCOMP_SYSRAWRC', seccomp_has_sysrawrc) 2132endif 2133config_host_data.set('CONFIG_SNAPPY', snappy.found()) 2134config_host_data.set('CONFIG_TPM', have_tpm) 2135config_host_data.set('CONFIG_TSAN', get_option('tsan')) 2136config_host_data.set('CONFIG_USB_LIBUSB', libusb.found()) 2137config_host_data.set('CONFIG_VDE', vde.found()) 2138config_host_data.set('CONFIG_VHOST_NET', have_vhost_net) 2139config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user) 2140config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa) 2141config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel) 2142config_host_data.set('CONFIG_VHOST_USER', have_vhost_user) 2143config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto) 2144config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa) 2145config_host_data.set('CONFIG_VMNET', vmnet.found()) 2146config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server) 2147config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export) 2148config_host_data.set('CONFIG_PNG', png.found()) 2149config_host_data.set('CONFIG_VNC', vnc.found()) 2150config_host_data.set('CONFIG_VNC_JPEG', jpeg.found()) 2151config_host_data.set('CONFIG_VNC_SASL', sasl.found()) 2152config_host_data.set('CONFIG_VIRTFS', have_virtfs) 2153config_host_data.set('CONFIG_VTE', vte.found()) 2154config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found()) 2155config_host_data.set('CONFIG_KEYUTILS', keyutils.found()) 2156config_host_data.set('CONFIG_GETTID', has_gettid) 2157config_host_data.set('CONFIG_GNUTLS', gnutls.found()) 2158config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found()) 2159config_host_data.set('CONFIG_TASN1', tasn1.found()) 2160config_host_data.set('CONFIG_GCRYPT', gcrypt.found()) 2161config_host_data.set('CONFIG_NETTLE', nettle.found()) 2162config_host_data.set('CONFIG_HOGWEED', hogweed.found()) 2163config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private') 2164config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim) 2165config_host_data.set('CONFIG_STATX', has_statx) 2166config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id) 2167config_host_data.set('CONFIG_ZSTD', zstd.found()) 2168config_host_data.set('CONFIG_FUSE', fuse.found()) 2169config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found()) 2170config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found()) 2171if spice_protocol.found() 2172config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0]) 2173config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1]) 2174config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2]) 2175endif 2176config_host_data.set('CONFIG_SPICE', spice.found()) 2177config_host_data.set('CONFIG_X11', x11.found()) 2178config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display) 2179config_host_data.set('CONFIG_CFI', get_option('cfi')) 2180config_host_data.set('CONFIG_SELINUX', selinux.found()) 2181config_host_data.set('CONFIG_XEN_BACKEND', xen.found()) 2182config_host_data.set('CONFIG_LIBDW', libdw.found()) 2183if xen.found() 2184 # protect from xen.version() having less than three components 2185 xen_version = xen.version().split('.') + ['0', '0'] 2186 xen_ctrl_version = xen_version[0] + \ 2187 ('0' + xen_version[1]).substring(-2) + \ 2188 ('0' + xen_version[2]).substring(-2) 2189 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version) 2190endif 2191config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version())) 2192config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0]) 2193config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1]) 2194config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2]) 2195 2196config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf) 2197config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device) 2198 2199have_coroutine_pool = get_option('coroutine_pool') 2200if get_option('debug_stack_usage') and have_coroutine_pool 2201 message('Disabling coroutine pool to measure stack usage') 2202 have_coroutine_pool = false 2203endif 2204config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool) 2205config_host_data.set('CONFIG_DEBUG_GRAPH_LOCK', get_option('debug_graph_lock')) 2206config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex')) 2207config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage')) 2208config_host_data.set('CONFIG_GPROF', get_option('gprof')) 2209config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed()) 2210config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug')) 2211config_host_data.set('CONFIG_REPLICATION', get_option('replication').allowed()) 2212 2213# has_header 2214config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h')) 2215config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h')) 2216config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h')) 2217config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h')) 2218config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h')) 2219config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h')) 2220config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h')) 2221config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h')) 2222config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h')) 2223if targetos == 'windows' 2224 config_host_data.set('HAVE_AFUNIX_H', cc.has_header('afunix.h')) 2225endif 2226 2227# has_function 2228config_host_data.set('CONFIG_CLOSE_RANGE', cc.has_function('close_range')) 2229config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4')) 2230config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime')) 2231config_host_data.set('CONFIG_DUP3', cc.has_function('dup3')) 2232config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate')) 2233config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate')) 2234config_host_data.set('CONFIG_GETCPU', cc.has_function('getcpu', prefix: gnu_source_prefix)) 2235config_host_data.set('CONFIG_SCHED_GETCPU', cc.has_function('sched_getcpu', prefix: '#include <sched.h>')) 2236# Note that we need to specify prefix: here to avoid incorrectly 2237# thinking that Windows has posix_memalign() 2238config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>')) 2239config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc')) 2240config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc')) 2241config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign')) 2242config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll')) 2243config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>')) 2244config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np')) 2245config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile')) 2246config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare')) 2247config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs')) 2248config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range')) 2249config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create')) 2250config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range')) 2251config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs')) 2252config_host_data.set('HAVE_GLIB_WITH_SLICE_ALLOCATOR', glib_has_gslice) 2253config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util)) 2254config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul')) 2255config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>')) 2256if rbd.found() 2257 config_host_data.set('HAVE_RBD_NAMESPACE_EXISTS', 2258 cc.has_function('rbd_namespace_exists', 2259 dependencies: rbd, 2260 prefix: '#include <rbd/librbd.h>')) 2261endif 2262if rdma.found() 2263 config_host_data.set('HAVE_IBV_ADVISE_MR', 2264 cc.has_function('ibv_advise_mr', 2265 dependencies: rdma, 2266 prefix: '#include <infiniband/verbs.h>')) 2267endif 2268 2269have_asan_fiber = false 2270if get_option('sanitizers') and \ 2271 not cc.has_function('__sanitizer_start_switch_fiber', 2272 args: '-fsanitize=address', 2273 prefix: '#include <sanitizer/asan_interface.h>') 2274 warning('Missing ASAN due to missing fiber annotation interface') 2275 warning('Without code annotation, the report may be inferior.') 2276else 2277 have_asan_fiber = true 2278endif 2279config_host_data.set('CONFIG_ASAN_IFACE_FIBER', have_asan_fiber) 2280 2281# has_header_symbol 2282config_host_data.set('CONFIG_BLKZONED', 2283 cc.has_header_symbol('linux/blkzoned.h', 'BLKOPENZONE')) 2284config_host_data.set('CONFIG_EPOLL_CREATE1', 2285 cc.has_header_symbol('sys/epoll.h', 'epoll_create1')) 2286config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE', 2287 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and 2288 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE')) 2289config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE', 2290 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE')) 2291config_host_data.set('CONFIG_FIEMAP', 2292 cc.has_header('linux/fiemap.h') and 2293 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP')) 2294config_host_data.set('CONFIG_GETRANDOM', 2295 cc.has_function('getrandom') and 2296 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK')) 2297config_host_data.set('CONFIG_INOTIFY', 2298 cc.has_header_symbol('sys/inotify.h', 'inotify_init')) 2299config_host_data.set('CONFIG_INOTIFY1', 2300 cc.has_header_symbol('sys/inotify.h', 'inotify_init1')) 2301config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK', 2302 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK')) 2303config_host_data.set('CONFIG_RTNETLINK', 2304 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN')) 2305config_host_data.set('CONFIG_SYSMACROS', 2306 cc.has_header_symbol('sys/sysmacros.h', 'makedev')) 2307config_host_data.set('HAVE_OPTRESET', 2308 cc.has_header_symbol('getopt.h', 'optreset')) 2309config_host_data.set('HAVE_IPPROTO_MPTCP', 2310 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP')) 2311 2312# has_member 2313config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID', 2314 cc.has_member('struct sigevent', 'sigev_notify_thread_id', 2315 prefix: '#include <signal.h>')) 2316config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM', 2317 cc.has_member('struct stat', 'st_atim', 2318 prefix: '#include <sys/stat.h>')) 2319config_host_data.set('HAVE_BLK_ZONE_REP_CAPACITY', 2320 cc.has_member('struct blk_zone', 'capacity', 2321 prefix: '#include <linux/blkzoned.h>')) 2322 2323# has_type 2324config_host_data.set('CONFIG_IOVEC', 2325 cc.has_type('struct iovec', 2326 prefix: '#include <sys/uio.h>')) 2327config_host_data.set('HAVE_UTMPX', 2328 cc.has_type('struct utmpx', 2329 prefix: '#include <utmpx.h>')) 2330 2331config_host_data.set('CONFIG_EVENTFD', cc.links(''' 2332 #include <sys/eventfd.h> 2333 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }''')) 2334config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + ''' 2335 #include <unistd.h> 2336 int main(void) { 2337 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0 2338 return fdatasync(0); 2339 #else 2340 #error Not supported 2341 #endif 2342 }''')) 2343 2344has_madvise = cc.links(gnu_source_prefix + ''' 2345 #include <sys/types.h> 2346 #include <sys/mman.h> 2347 #include <stddef.h> 2348 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''') 2349missing_madvise_proto = false 2350if has_madvise 2351 # Some platforms (illumos and Solaris before Solaris 11) provide madvise() 2352 # but forget to prototype it. In this case, has_madvise will be true (the 2353 # test program links despite a compile warning). To detect the 2354 # missing-prototype case, we try again with a definitely-bogus prototype. 2355 # This will only compile if the system headers don't provide the prototype; 2356 # otherwise the conflicting prototypes will cause a compiler error. 2357 missing_madvise_proto = cc.links(gnu_source_prefix + ''' 2358 #include <sys/types.h> 2359 #include <sys/mman.h> 2360 #include <stddef.h> 2361 extern int madvise(int); 2362 int main(void) { return madvise(0); }''') 2363endif 2364config_host_data.set('CONFIG_MADVISE', has_madvise) 2365config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto) 2366 2367config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + ''' 2368 #include <sys/mman.h> 2369 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }''')) 2370config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + ''' 2371 #include <fcntl.h> 2372 #if !defined(AT_EMPTY_PATH) 2373 # error missing definition 2374 #else 2375 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); } 2376 #endif''')) 2377config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + ''' 2378 #include <sys/mman.h> 2379 #include <stddef.h> 2380 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }''')) 2381 2382config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + ''' 2383 #include <pthread.h> 2384 2385 static void *f(void *p) { return NULL; } 2386 int main(void) 2387 { 2388 pthread_t thread; 2389 pthread_create(&thread, 0, f, 0); 2390 pthread_setname_np(thread, "QEMU"); 2391 return 0; 2392 }''', dependencies: threads)) 2393config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + ''' 2394 #include <pthread.h> 2395 2396 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; } 2397 int main(void) 2398 { 2399 pthread_t thread; 2400 pthread_create(&thread, 0, f, 0); 2401 return 0; 2402 }''', dependencies: threads)) 2403config_host_data.set('CONFIG_PTHREAD_SET_NAME_NP', cc.links(gnu_source_prefix + ''' 2404 #include <pthread.h> 2405 #include <pthread_np.h> 2406 2407 static void *f(void *p) { return NULL; } 2408 int main(void) 2409 { 2410 pthread_t thread; 2411 pthread_create(&thread, 0, f, 0); 2412 pthread_set_name_np(thread, "QEMU"); 2413 return 0; 2414 }''', dependencies: threads)) 2415config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + ''' 2416 #include <pthread.h> 2417 #include <time.h> 2418 2419 int main(void) 2420 { 2421 pthread_condattr_t attr 2422 pthread_condattr_init(&attr); 2423 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC); 2424 return 0; 2425 }''', dependencies: threads)) 2426config_host_data.set('CONFIG_PTHREAD_AFFINITY_NP', cc.links(gnu_source_prefix + ''' 2427 #include <pthread.h> 2428 2429 static void *f(void *p) { return NULL; } 2430 int main(void) 2431 { 2432 int setsize = CPU_ALLOC_SIZE(64); 2433 pthread_t thread; 2434 cpu_set_t *cpuset; 2435 pthread_create(&thread, 0, f, 0); 2436 cpuset = CPU_ALLOC(64); 2437 CPU_ZERO_S(setsize, cpuset); 2438 pthread_setaffinity_np(thread, setsize, cpuset); 2439 pthread_getaffinity_np(thread, setsize, cpuset); 2440 CPU_FREE(cpuset); 2441 return 0; 2442 }''', dependencies: threads)) 2443config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + ''' 2444 #include <sys/signalfd.h> 2445 #include <stddef.h> 2446 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }''')) 2447config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + ''' 2448 #include <unistd.h> 2449 #include <fcntl.h> 2450 #include <limits.h> 2451 2452 int main(void) 2453 { 2454 int len, fd = 0; 2455 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK); 2456 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE); 2457 return 0; 2458 }''')) 2459 2460config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + ''' 2461 #include <sys/mman.h> 2462 int main(void) { 2463 return mlockall(MCL_FUTURE); 2464 }''')) 2465 2466have_l2tpv3 = false 2467if get_option('l2tpv3').allowed() and have_system 2468 have_l2tpv3 = cc.has_type('struct mmsghdr', 2469 prefix: gnu_source_prefix + ''' 2470 #include <sys/socket.h> 2471 #include <linux/ip.h>''') 2472endif 2473config_host_data.set('CONFIG_L2TPV3', have_l2tpv3) 2474 2475have_netmap = false 2476if get_option('netmap').allowed() and have_system 2477 have_netmap = cc.compiles(''' 2478 #include <inttypes.h> 2479 #include <net/if.h> 2480 #include <net/netmap.h> 2481 #include <net/netmap_user.h> 2482 #if (NETMAP_API < 11) || (NETMAP_API > 15) 2483 #error 2484 #endif 2485 int main(void) { return 0; }''') 2486 if not have_netmap and get_option('netmap').enabled() 2487 error('Netmap headers not available') 2488 endif 2489endif 2490config_host_data.set('CONFIG_NETMAP', have_netmap) 2491 2492# Work around a system header bug with some kernel/XFS header 2493# versions where they both try to define 'struct fsxattr': 2494# xfs headers will not try to redefine structs from linux headers 2495# if this macro is set. 2496config_host_data.set('HAVE_FSXATTR', cc.links(''' 2497 #include <linux/fs.h> 2498 struct fsxattr foo; 2499 int main(void) { 2500 return 0; 2501 }''')) 2502 2503# Some versions of Mac OS X incorrectly define SIZE_MAX 2504config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles(''' 2505 #include <stdint.h> 2506 #include <stdio.h> 2507 int main(void) { 2508 return printf("%zu", SIZE_MAX); 2509 }''', args: ['-Werror'])) 2510 2511# See if 64-bit atomic operations are supported. 2512# Note that without __atomic builtins, we can only 2513# assume atomic loads/stores max at pointer size. 2514config_host_data.set('CONFIG_ATOMIC64', cc.links(''' 2515 #include <stdint.h> 2516 int main(void) 2517 { 2518 uint64_t x = 0, y = 0; 2519 y = __atomic_load_n(&x, __ATOMIC_RELAXED); 2520 __atomic_store_n(&x, y, __ATOMIC_RELAXED); 2521 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED); 2522 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED); 2523 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED); 2524 return 0; 2525 }''')) 2526 2527has_int128_type = cc.compiles(''' 2528 __int128_t a; 2529 __uint128_t b; 2530 int main(void) { b = a; }''') 2531config_host_data.set('CONFIG_INT128_TYPE', has_int128_type) 2532 2533has_int128 = has_int128_type and cc.links(''' 2534 __int128_t a; 2535 __uint128_t b; 2536 int main (void) { 2537 a = a + b; 2538 b = a * b; 2539 a = a * a; 2540 return 0; 2541 }''') 2542config_host_data.set('CONFIG_INT128', has_int128) 2543 2544if has_int128_type 2545 # "do we have 128-bit atomics which are handled inline and specifically not 2546 # via libatomic". The reason we can't use libatomic is documented in the 2547 # comment starting "GCC is a house divided" in include/qemu/atomic128.h. 2548 # We only care about these operations on 16-byte aligned pointers, so 2549 # force 16-byte alignment of the pointer, which may be greater than 2550 # __alignof(unsigned __int128) for the host. 2551 atomic_test_128 = ''' 2552 int main(int ac, char **av) { 2553 __uint128_t *p = __builtin_assume_aligned(av[ac - 1], 16); 2554 p[1] = __atomic_load_n(&p[0], __ATOMIC_RELAXED); 2555 __atomic_store_n(&p[2], p[3], __ATOMIC_RELAXED); 2556 __atomic_compare_exchange_n(&p[4], &p[5], p[6], 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED); 2557 return 0; 2558 }''' 2559 has_atomic128 = cc.links(atomic_test_128) 2560 2561 config_host_data.set('CONFIG_ATOMIC128', has_atomic128) 2562 2563 if not has_atomic128 2564 # Even with __builtin_assume_aligned, the above test may have failed 2565 # without optimization enabled. Try again with optimizations locally 2566 # enabled for the function. See 2567 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107389 2568 has_atomic128_opt = cc.links('__attribute__((optimize("O1")))' + atomic_test_128) 2569 config_host_data.set('CONFIG_ATOMIC128_OPT', has_atomic128_opt) 2570 2571 if not has_atomic128_opt 2572 config_host_data.set('CONFIG_CMPXCHG128', cc.links(''' 2573 int main(void) 2574 { 2575 __uint128_t x = 0, y = 0; 2576 __sync_val_compare_and_swap_16(&x, y, x); 2577 return 0; 2578 } 2579 ''')) 2580 endif 2581 endif 2582endif 2583 2584config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + ''' 2585 #include <sys/auxv.h> 2586 int main(void) { 2587 return getauxval(AT_HWCAP) == 0; 2588 }''')) 2589 2590config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles(''' 2591 #include <linux/usbdevice_fs.h> 2592 2593 #ifndef USBDEVFS_GET_CAPABILITIES 2594 #error "USBDEVFS_GET_CAPABILITIES undefined" 2595 #endif 2596 2597 #ifndef USBDEVFS_DISCONNECT_CLAIM 2598 #error "USBDEVFS_DISCONNECT_CLAIM undefined" 2599 #endif 2600 2601 int main(void) { return 0; }''')) 2602 2603have_keyring = get_option('keyring') \ 2604 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \ 2605 .require(cc.compiles(''' 2606 #include <errno.h> 2607 #include <asm/unistd.h> 2608 #include <linux/keyctl.h> 2609 #include <sys/syscall.h> 2610 #include <unistd.h> 2611 int main(void) { 2612 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0); 2613 }'''), error_message: 'keyctl syscall not available on this system').allowed() 2614config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring) 2615 2616have_cpuid_h = cc.links(''' 2617 #include <cpuid.h> 2618 int main(void) { 2619 unsigned a, b, c, d; 2620 unsigned max = __get_cpuid_max(0, 0); 2621 2622 if (max >= 1) { 2623 __cpuid(1, a, b, c, d); 2624 } 2625 2626 if (max >= 7) { 2627 __cpuid_count(7, 0, a, b, c, d); 2628 } 2629 2630 return 0; 2631 }''') 2632config_host_data.set('CONFIG_CPUID_H', have_cpuid_h) 2633 2634config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \ 2635 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \ 2636 .require(cc.links(''' 2637 #include <cpuid.h> 2638 #include <immintrin.h> 2639 static int __attribute__((target("avx2"))) bar(void *a) { 2640 __m256i x = *(__m256i *)a; 2641 return _mm256_testz_si256(x, x); 2642 } 2643 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); } 2644 '''), error_message: 'AVX2 not available').allowed()) 2645 2646config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \ 2647 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \ 2648 .require(cc.links(''' 2649 #include <cpuid.h> 2650 #include <immintrin.h> 2651 static int __attribute__((target("avx512f"))) bar(void *a) { 2652 __m512i x = *(__m512i *)a; 2653 return _mm512_test_epi64_mask(x, x); 2654 } 2655 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); } 2656 '''), error_message: 'AVX512F not available').allowed()) 2657 2658config_host_data.set('CONFIG_AVX512BW_OPT', get_option('avx512bw') \ 2659 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512BW') \ 2660 .require(cc.links(''' 2661 #include <cpuid.h> 2662 #include <immintrin.h> 2663 static int __attribute__((target("avx512bw"))) bar(void *a) { 2664 __m512i *x = a; 2665 __m512i res= _mm512_abs_epi8(*x); 2666 return res[1]; 2667 } 2668 int main(int argc, char *argv[]) { return bar(argv[0]); } 2669 '''), error_message: 'AVX512BW not available').allowed()) 2670 2671have_pvrdma = get_option('pvrdma') \ 2672 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \ 2673 .require(cc.compiles(gnu_source_prefix + ''' 2674 #include <sys/mman.h> 2675 int main(void) 2676 { 2677 char buf = 0; 2678 void *addr = &buf; 2679 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED); 2680 2681 return 0; 2682 }'''), error_message: 'PVRDMA requires mremap').allowed() 2683 2684if have_pvrdma 2685 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links(''' 2686 #include <infiniband/verbs.h> 2687 int main(void) 2688 { 2689 struct ibv_mr *mr; 2690 struct ibv_pd *pd = NULL; 2691 size_t length = 10; 2692 uint64_t iova = 0; 2693 int access = 0; 2694 void *addr = NULL; 2695 2696 mr = ibv_reg_mr_iova(pd, addr, length, iova, access); 2697 ibv_dereg_mr(mr); 2698 return 0; 2699 }''')) 2700endif 2701 2702if get_option('membarrier').disabled() 2703 have_membarrier = false 2704elif targetos == 'windows' 2705 have_membarrier = true 2706elif targetos == 'linux' 2707 have_membarrier = cc.compiles(''' 2708 #include <linux/membarrier.h> 2709 #include <sys/syscall.h> 2710 #include <unistd.h> 2711 #include <stdlib.h> 2712 int main(void) { 2713 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0); 2714 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0); 2715 exit(0); 2716 }''') 2717endif 2718config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \ 2719 .require(have_membarrier, error_message: 'membarrier system call not available') \ 2720 .allowed()) 2721 2722have_afalg = get_option('crypto_afalg') \ 2723 .require(cc.compiles(gnu_source_prefix + ''' 2724 #include <errno.h> 2725 #include <sys/types.h> 2726 #include <sys/socket.h> 2727 #include <linux/if_alg.h> 2728 int main(void) { 2729 int sock; 2730 sock = socket(AF_ALG, SOCK_SEQPACKET, 0); 2731 return sock; 2732 } 2733 '''), error_message: 'AF_ALG requested but could not be detected').allowed() 2734config_host_data.set('CONFIG_AF_ALG', have_afalg) 2735 2736config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol( 2737 'linux/vm_sockets.h', 'AF_VSOCK', 2738 prefix: '#include <sys/socket.h>', 2739)) 2740 2741have_vss = false 2742have_vss_sdk = false # old xp/2003 SDK 2743if targetos == 'windows' and link_language == 'cpp' 2744 have_vss = cxx.compiles(''' 2745 #define __MIDL_user_allocate_free_DEFINED__ 2746 #include <vss.h> 2747 int main(void) { return VSS_CTX_BACKUP; }''') 2748 have_vss_sdk = cxx.has_header('vscoordint.h') 2749endif 2750config_host_data.set('HAVE_VSS_SDK', have_vss_sdk) 2751 2752foreach k, v: config_host 2753 if k.startswith('CONFIG_') 2754 config_host_data.set(k, v == 'y' ? 1 : v) 2755 endif 2756endforeach 2757 2758# Older versions of MinGW do not import _lock_file and _unlock_file properly. 2759# This was fixed for v6.0.0 with commit b48e3ac8969d. 2760if targetos == 'windows' 2761 config_host_data.set('HAVE__LOCK_FILE', cc.links(''' 2762 #include <stdio.h> 2763 int main(void) { 2764 _lock_file(NULL); 2765 _unlock_file(NULL); 2766 return 0; 2767 }''', name: '_lock_file and _unlock_file')) 2768endif 2769 2770if targetos == 'windows' 2771 mingw_has_setjmp_longjmp = cc.links(''' 2772 #include <setjmp.h> 2773 int main(void) { 2774 /* 2775 * These functions are not available in setjmp header, but may be 2776 * available at link time, from libmingwex.a. 2777 */ 2778 extern int __mingw_setjmp(jmp_buf); 2779 extern void __attribute__((noreturn)) __mingw_longjmp(jmp_buf, int); 2780 jmp_buf env; 2781 __mingw_setjmp(env); 2782 __mingw_longjmp(env, 0); 2783 } 2784 ''', name: 'mingw setjmp and longjmp') 2785 2786 if cpu == 'aarch64' and not mingw_has_setjmp_longjmp 2787 error('mingw must provide setjmp/longjmp for windows-arm64') 2788 endif 2789endif 2790 2791######################## 2792# Target configuration # 2793######################## 2794 2795minikconf = find_program('scripts/minikconf.py') 2796config_all = {} 2797config_all_devices = {} 2798config_all_disas = {} 2799config_devices_mak_list = [] 2800config_devices_h = {} 2801config_target_h = {} 2802config_target_mak = {} 2803 2804disassemblers = { 2805 'alpha' : ['CONFIG_ALPHA_DIS'], 2806 'avr' : ['CONFIG_AVR_DIS'], 2807 'cris' : ['CONFIG_CRIS_DIS'], 2808 'hexagon' : ['CONFIG_HEXAGON_DIS'], 2809 'hppa' : ['CONFIG_HPPA_DIS'], 2810 'i386' : ['CONFIG_I386_DIS'], 2811 'x86_64' : ['CONFIG_I386_DIS'], 2812 'm68k' : ['CONFIG_M68K_DIS'], 2813 'microblaze' : ['CONFIG_MICROBLAZE_DIS'], 2814 'mips' : ['CONFIG_MIPS_DIS'], 2815 'nios2' : ['CONFIG_NIOS2_DIS'], 2816 'or1k' : ['CONFIG_OPENRISC_DIS'], 2817 'ppc' : ['CONFIG_PPC_DIS'], 2818 'riscv' : ['CONFIG_RISCV_DIS'], 2819 'rx' : ['CONFIG_RX_DIS'], 2820 's390' : ['CONFIG_S390_DIS'], 2821 'sh4' : ['CONFIG_SH4_DIS'], 2822 'sparc' : ['CONFIG_SPARC_DIS'], 2823 'xtensa' : ['CONFIG_XTENSA_DIS'], 2824 'loongarch' : ['CONFIG_LOONGARCH_DIS'], 2825} 2826 2827have_ivshmem = config_host_data.get('CONFIG_EVENTFD') 2828host_kconfig = \ 2829 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \ 2830 (have_tpm ? ['CONFIG_TPM=y'] : []) + \ 2831 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \ 2832 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \ 2833 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \ 2834 (x11.found() ? ['CONFIG_X11=y'] : []) + \ 2835 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \ 2836 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \ 2837 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \ 2838 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \ 2839 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \ 2840 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \ 2841 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \ 2842 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : []) 2843 2844ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ] 2845 2846default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host 2847actual_target_dirs = [] 2848fdt_required = [] 2849foreach target : target_dirs 2850 config_target = { 'TARGET_NAME': target.split('-')[0] } 2851 if target.endswith('linux-user') 2852 if targetos != 'linux' 2853 if default_targets 2854 continue 2855 endif 2856 error('Target @0@ is only available on a Linux host'.format(target)) 2857 endif 2858 config_target += { 'CONFIG_LINUX_USER': 'y' } 2859 elif target.endswith('bsd-user') 2860 if 'CONFIG_BSD' not in config_host 2861 if default_targets 2862 continue 2863 endif 2864 error('Target @0@ is only available on a BSD host'.format(target)) 2865 endif 2866 config_target += { 'CONFIG_BSD_USER': 'y' } 2867 elif target.endswith('softmmu') 2868 config_target += { 'CONFIG_SYSTEM_ONLY': 'y' } 2869 config_target += { 'CONFIG_SOFTMMU': 'y' } 2870 endif 2871 if target.endswith('-user') 2872 config_target += { 2873 'CONFIG_USER_ONLY': 'y', 2874 'CONFIG_QEMU_INTERP_PREFIX': 2875 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME']) 2876 } 2877 endif 2878 2879 accel_kconfig = [] 2880 foreach sym: accelerators 2881 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, []) 2882 config_target += { sym: 'y' } 2883 config_all += { sym: 'y' } 2884 if target in modular_tcg 2885 config_target += { 'CONFIG_TCG_MODULAR': 'y' } 2886 else 2887 config_target += { 'CONFIG_TCG_BUILTIN': 'y' } 2888 endif 2889 accel_kconfig += [ sym + '=y' ] 2890 endif 2891 endforeach 2892 if accel_kconfig.length() == 0 2893 if default_targets 2894 continue 2895 endif 2896 error('No accelerator available for target @0@'.format(target)) 2897 endif 2898 2899 actual_target_dirs += target 2900 config_target += keyval.load('configs/targets' / target + '.mak') 2901 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' } 2902 2903 if 'TARGET_NEED_FDT' in config_target 2904 fdt_required += target 2905 endif 2906 2907 # Add default keys 2908 if 'TARGET_BASE_ARCH' not in config_target 2909 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']} 2910 endif 2911 if 'TARGET_ABI_DIR' not in config_target 2912 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']} 2913 endif 2914 if 'TARGET_BIG_ENDIAN' not in config_target 2915 config_target += {'TARGET_BIG_ENDIAN': 'n'} 2916 endif 2917 2918 foreach k, v: disassemblers 2919 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k) 2920 foreach sym: v 2921 config_target += { sym: 'y' } 2922 config_all_disas += { sym: 'y' } 2923 endforeach 2924 endif 2925 endforeach 2926 2927 config_target_data = configuration_data() 2928 foreach k, v: config_target 2929 if not k.startswith('TARGET_') and not k.startswith('CONFIG_') 2930 # do nothing 2931 elif ignored.contains(k) 2932 # do nothing 2933 elif k == 'TARGET_BASE_ARCH' 2934 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is 2935 # not used to select files from sourcesets. 2936 config_target_data.set('TARGET_' + v.to_upper(), 1) 2937 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX' 2938 config_target_data.set_quoted(k, v) 2939 elif v == 'y' 2940 config_target_data.set(k, 1) 2941 elif v == 'n' 2942 config_target_data.set(k, 0) 2943 else 2944 config_target_data.set(k, v) 2945 endif 2946 endforeach 2947 config_target_data.set('QEMU_ARCH', 2948 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper()) 2949 config_target_h += {target: configure_file(output: target + '-config-target.h', 2950 configuration: config_target_data)} 2951 2952 if target.endswith('-softmmu') 2953 config_input = meson.get_external_property(target, 'default') 2954 config_devices_mak = target + '-config-devices.mak' 2955 config_devices_mak = configure_file( 2956 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'], 2957 output: config_devices_mak, 2958 depfile: config_devices_mak + '.d', 2959 capture: true, 2960 command: [minikconf, 2961 get_option('default_devices') ? '--defconfig' : '--allnoconfig', 2962 config_devices_mak, '@DEPFILE@', '@INPUT@', 2963 host_kconfig, accel_kconfig, 2964 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y']) 2965 2966 config_devices_data = configuration_data() 2967 config_devices = keyval.load(config_devices_mak) 2968 foreach k, v: config_devices 2969 config_devices_data.set(k, 1) 2970 endforeach 2971 config_devices_mak_list += config_devices_mak 2972 config_devices_h += {target: configure_file(output: target + '-config-devices.h', 2973 configuration: config_devices_data)} 2974 config_target += config_devices 2975 config_all_devices += config_devices 2976 endif 2977 config_target_mak += {target: config_target} 2978endforeach 2979target_dirs = actual_target_dirs 2980 2981# This configuration is used to build files that are shared by 2982# multiple binaries, and then extracted out of the "common" 2983# static_library target. 2984# 2985# We do not use all_sources()/all_dependencies(), because it would 2986# build literally all source files, including devices only used by 2987# targets that are not built for this compilation. The CONFIG_ALL 2988# pseudo symbol replaces it. 2989 2990config_all += config_all_devices 2991config_all += config_host 2992config_all += config_all_disas 2993config_all += { 2994 'CONFIG_XEN': xen.found(), 2995 'CONFIG_SYSTEM_ONLY': have_system, 2996 'CONFIG_USER_ONLY': have_user, 2997 'CONFIG_ALL': true, 2998} 2999 3000target_configs_h = [] 3001foreach target: target_dirs 3002 target_configs_h += config_target_h[target] 3003 target_configs_h += config_devices_h.get(target, []) 3004endforeach 3005genh += custom_target('config-poison.h', 3006 input: [target_configs_h], 3007 output: 'config-poison.h', 3008 capture: true, 3009 command: [find_program('scripts/make-config-poison.sh'), 3010 target_configs_h]) 3011 3012############## 3013# Submodules # 3014############## 3015 3016capstone = not_found 3017if not get_option('capstone').auto() or have_system or have_user 3018 capstone = dependency('capstone', version: '>=3.0.5', 3019 method: 'pkg-config', 3020 required: get_option('capstone')) 3021 3022 # Some versions of capstone have broken pkg-config file 3023 # that reports a wrong -I path, causing the #include to 3024 # fail later. If the system has such a broken version 3025 # do not use it. 3026 if capstone.found() and not cc.compiles('#include <capstone.h>', 3027 dependencies: [capstone]) 3028 capstone = not_found 3029 if get_option('capstone').enabled() 3030 error('capstone requested, but it does not appear to work') 3031 endif 3032 endif 3033endif 3034 3035libvfio_user_dep = not_found 3036if have_system and vfio_user_server_allowed 3037 libvfio_user_proj = subproject('libvfio-user', required: true) 3038 libvfio_user_dep = libvfio_user_proj.get_variable('libvfio_user_dep') 3039endif 3040 3041fdt = not_found 3042fdt_opt = get_option('fdt') 3043if fdt_required.length() > 0 or fdt_opt == 'enabled' 3044 if fdt_opt == 'disabled' 3045 error('fdt disabled but required by targets ' + ', '.join(fdt_required)) 3046 endif 3047 3048 if fdt_opt in ['enabled', 'auto', 'system'] 3049 fdt = cc.find_library('fdt', required: fdt_opt == 'system') 3050 if fdt.found() and cc.links(''' 3051 #include <libfdt.h> 3052 #include <libfdt_env.h> 3053 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''', 3054 dependencies: fdt) 3055 fdt_opt = 'system' 3056 elif fdt_opt == 'system' 3057 error('system libfdt requested, but it is too old (1.5.1 or newer required)') 3058 else 3059 fdt_opt = 'internal' 3060 fdt = not_found 3061 endif 3062 endif 3063 if not fdt.found() 3064 assert(fdt_opt == 'internal') 3065 libfdt_proj = subproject('dtc', required: true, 3066 default_options: ['tools=false', 'yaml=disabled', 3067 'python=disabled', 'default_library=static']) 3068 fdt = libfdt_proj.get_variable('libfdt_dep') 3069 endif 3070else 3071 fdt_opt = 'disabled' 3072endif 3073 3074config_host_data.set('CONFIG_CAPSTONE', capstone.found()) 3075config_host_data.set('CONFIG_FDT', fdt.found()) 3076config_host_data.set('CONFIG_SLIRP', slirp.found()) 3077 3078##################### 3079# Generated sources # 3080##################### 3081 3082genh += configure_file(output: 'config-host.h', configuration: config_host_data) 3083 3084hxtool = find_program('scripts/hxtool') 3085shaderinclude = find_program('scripts/shaderinclude.py') 3086qapi_gen = find_program('scripts/qapi-gen.py') 3087qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py', 3088 meson.current_source_dir() / 'scripts/qapi/commands.py', 3089 meson.current_source_dir() / 'scripts/qapi/common.py', 3090 meson.current_source_dir() / 'scripts/qapi/error.py', 3091 meson.current_source_dir() / 'scripts/qapi/events.py', 3092 meson.current_source_dir() / 'scripts/qapi/expr.py', 3093 meson.current_source_dir() / 'scripts/qapi/gen.py', 3094 meson.current_source_dir() / 'scripts/qapi/introspect.py', 3095 meson.current_source_dir() / 'scripts/qapi/main.py', 3096 meson.current_source_dir() / 'scripts/qapi/parser.py', 3097 meson.current_source_dir() / 'scripts/qapi/schema.py', 3098 meson.current_source_dir() / 'scripts/qapi/source.py', 3099 meson.current_source_dir() / 'scripts/qapi/types.py', 3100 meson.current_source_dir() / 'scripts/qapi/visit.py', 3101 meson.current_source_dir() / 'scripts/qapi-gen.py' 3102] 3103 3104tracetool = [ 3105 python, files('scripts/tracetool.py'), 3106 '--backend=' + ','.join(get_option('trace_backends')) 3107] 3108tracetool_depends = files( 3109 'scripts/tracetool/backend/log.py', 3110 'scripts/tracetool/backend/__init__.py', 3111 'scripts/tracetool/backend/dtrace.py', 3112 'scripts/tracetool/backend/ftrace.py', 3113 'scripts/tracetool/backend/simple.py', 3114 'scripts/tracetool/backend/syslog.py', 3115 'scripts/tracetool/backend/ust.py', 3116 'scripts/tracetool/format/ust_events_c.py', 3117 'scripts/tracetool/format/ust_events_h.py', 3118 'scripts/tracetool/format/__init__.py', 3119 'scripts/tracetool/format/d.py', 3120 'scripts/tracetool/format/simpletrace_stap.py', 3121 'scripts/tracetool/format/c.py', 3122 'scripts/tracetool/format/h.py', 3123 'scripts/tracetool/format/log_stap.py', 3124 'scripts/tracetool/format/stap.py', 3125 'scripts/tracetool/__init__.py', 3126 'scripts/tracetool/vcpu.py' 3127) 3128 3129qemu_version_cmd = [find_program('scripts/qemu-version.sh'), 3130 meson.current_source_dir(), 3131 get_option('pkgversion'), meson.project_version()] 3132qemu_version = custom_target('qemu-version.h', 3133 output: 'qemu-version.h', 3134 command: qemu_version_cmd, 3135 capture: true, 3136 build_by_default: true, 3137 build_always_stale: true) 3138genh += qemu_version 3139 3140hxdep = [] 3141hx_headers = [ 3142 ['qemu-options.hx', 'qemu-options.def'], 3143 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'], 3144] 3145if have_system 3146 hx_headers += [ 3147 ['hmp-commands.hx', 'hmp-commands.h'], 3148 ['hmp-commands-info.hx', 'hmp-commands-info.h'], 3149 ] 3150endif 3151foreach d : hx_headers 3152 hxdep += custom_target(d[1], 3153 input: files(d[0]), 3154 output: d[1], 3155 capture: true, 3156 build_by_default: true, # to be removed when added to a target 3157 command: [hxtool, '-h', '@INPUT0@']) 3158endforeach 3159genh += hxdep 3160 3161################### 3162# Collect sources # 3163################### 3164 3165authz_ss = ss.source_set() 3166blockdev_ss = ss.source_set() 3167block_ss = ss.source_set() 3168chardev_ss = ss.source_set() 3169common_ss = ss.source_set() 3170crypto_ss = ss.source_set() 3171hwcore_ss = ss.source_set() 3172io_ss = ss.source_set() 3173qmp_ss = ss.source_set() 3174qom_ss = ss.source_set() 3175system_ss = ss.source_set() 3176specific_fuzz_ss = ss.source_set() 3177specific_ss = ss.source_set() 3178stub_ss = ss.source_set() 3179trace_ss = ss.source_set() 3180user_ss = ss.source_set() 3181util_ss = ss.source_set() 3182 3183# accel modules 3184qtest_module_ss = ss.source_set() 3185tcg_module_ss = ss.source_set() 3186 3187modules = {} 3188target_modules = {} 3189hw_arch = {} 3190target_arch = {} 3191target_softmmu_arch = {} 3192target_user_arch = {} 3193 3194############### 3195# Trace files # 3196############### 3197 3198# TODO: add each directory to the subdirs from its own meson.build, once 3199# we have those 3200trace_events_subdirs = [ 3201 'crypto', 3202 'qapi', 3203 'qom', 3204 'monitor', 3205 'util', 3206 'gdbstub', 3207] 3208if have_linux_user 3209 trace_events_subdirs += [ 'linux-user' ] 3210endif 3211if have_bsd_user 3212 trace_events_subdirs += [ 'bsd-user' ] 3213endif 3214if have_block 3215 trace_events_subdirs += [ 3216 'authz', 3217 'block', 3218 'io', 3219 'nbd', 3220 'scsi', 3221 ] 3222endif 3223if have_system 3224 trace_events_subdirs += [ 3225 'accel/kvm', 3226 'audio', 3227 'backends', 3228 'backends/tpm', 3229 'chardev', 3230 'ebpf', 3231 'hw/9pfs', 3232 'hw/acpi', 3233 'hw/adc', 3234 'hw/alpha', 3235 'hw/arm', 3236 'hw/audio', 3237 'hw/block', 3238 'hw/block/dataplane', 3239 'hw/char', 3240 'hw/display', 3241 'hw/dma', 3242 'hw/hyperv', 3243 'hw/i2c', 3244 'hw/i386', 3245 'hw/i386/xen', 3246 'hw/i386/kvm', 3247 'hw/ide', 3248 'hw/input', 3249 'hw/intc', 3250 'hw/isa', 3251 'hw/mem', 3252 'hw/mips', 3253 'hw/misc', 3254 'hw/misc/macio', 3255 'hw/net', 3256 'hw/net/can', 3257 'hw/nubus', 3258 'hw/nvme', 3259 'hw/nvram', 3260 'hw/pci', 3261 'hw/pci-host', 3262 'hw/ppc', 3263 'hw/rdma', 3264 'hw/rdma/vmw', 3265 'hw/rtc', 3266 'hw/s390x', 3267 'hw/scsi', 3268 'hw/sd', 3269 'hw/sh4', 3270 'hw/sparc', 3271 'hw/sparc64', 3272 'hw/ssi', 3273 'hw/timer', 3274 'hw/tpm', 3275 'hw/usb', 3276 'hw/vfio', 3277 'hw/virtio', 3278 'hw/watchdog', 3279 'hw/xen', 3280 'hw/gpio', 3281 'migration', 3282 'net', 3283 'softmmu', 3284 'ui', 3285 'hw/remote', 3286 ] 3287endif 3288if have_system or have_user 3289 trace_events_subdirs += [ 3290 'accel/tcg', 3291 'hw/core', 3292 'target/arm', 3293 'target/arm/hvf', 3294 'target/hppa', 3295 'target/i386', 3296 'target/i386/kvm', 3297 'target/mips/tcg', 3298 'target/nios2', 3299 'target/ppc', 3300 'target/riscv', 3301 'target/s390x', 3302 'target/s390x/kvm', 3303 'target/sparc', 3304 ] 3305endif 3306 3307vhost_user = not_found 3308if targetos == 'linux' and have_vhost_user 3309 libvhost_user = subproject('libvhost-user') 3310 vhost_user = libvhost_user.get_variable('vhost_user_dep') 3311endif 3312 3313libvduse = not_found 3314if have_libvduse 3315 libvduse_proj = subproject('libvduse') 3316 libvduse = libvduse_proj.get_variable('libvduse_dep') 3317endif 3318 3319# NOTE: the trace/ subdirectory needs the qapi_trace_events variable 3320# that is filled in by qapi/. 3321subdir('qapi') 3322subdir('qobject') 3323subdir('stubs') 3324subdir('trace') 3325subdir('util') 3326subdir('qom') 3327subdir('authz') 3328subdir('crypto') 3329subdir('ui') 3330subdir('hw') 3331subdir('gdbstub') 3332 3333if enable_modules 3334 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO') 3335 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO') 3336endif 3337 3338qom_ss = qom_ss.apply(config_host, strict: false) 3339libqom = static_library('qom', qom_ss.sources() + genh, 3340 dependencies: [qom_ss.dependencies()], 3341 name_suffix: 'fa') 3342qom = declare_dependency(link_whole: libqom) 3343 3344event_loop_base = files('event-loop-base.c') 3345event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh, 3346 build_by_default: true) 3347event_loop_base = declare_dependency(link_whole: event_loop_base, 3348 dependencies: [qom]) 3349 3350stub_ss = stub_ss.apply(config_all, strict: false) 3351 3352util_ss.add_all(trace_ss) 3353util_ss = util_ss.apply(config_all, strict: false) 3354libqemuutil = static_library('qemuutil', 3355 sources: util_ss.sources() + stub_ss.sources() + genh, 3356 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman]) 3357qemuutil = declare_dependency(link_with: libqemuutil, 3358 sources: genh + version_res, 3359 dependencies: [event_loop_base]) 3360 3361if have_system or have_user 3362 decodetree = generator(find_program('scripts/decodetree.py'), 3363 output: 'decode-@BASENAME@.c.inc', 3364 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@']) 3365 subdir('libdecnumber') 3366 subdir('target') 3367endif 3368 3369subdir('audio') 3370subdir('io') 3371subdir('chardev') 3372subdir('fsdev') 3373subdir('dump') 3374 3375if have_block 3376 block_ss.add(files( 3377 'block.c', 3378 'blockjob.c', 3379 'job.c', 3380 'qemu-io-cmds.c', 3381 )) 3382 if config_host_data.get('CONFIG_REPLICATION') 3383 block_ss.add(files('replication.c')) 3384 endif 3385 3386 subdir('nbd') 3387 subdir('scsi') 3388 subdir('block') 3389 3390 blockdev_ss.add(files( 3391 'blockdev.c', 3392 'blockdev-nbd.c', 3393 'iothread.c', 3394 'job-qmp.c', 3395 ), gnutls) 3396 3397 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon, 3398 # os-win32.c does not 3399 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c')) 3400 system_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')]) 3401endif 3402 3403common_ss.add(files('cpus-common.c')) 3404specific_ss.add(files('cpu.c')) 3405 3406subdir('softmmu') 3407 3408# Work around a gcc bug/misfeature wherein constant propagation looks 3409# through an alias: 3410# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696 3411# to guess that a const variable is always zero. Without lto, this is 3412# impossible, as the alias is restricted to page-vary-common.c. Indeed, 3413# without lto, not even the alias is required -- we simply use different 3414# declarations in different compilation units. 3415pagevary = files('page-vary-common.c') 3416if get_option('b_lto') 3417 pagevary_flags = ['-fno-lto'] 3418 if get_option('cfi') 3419 pagevary_flags += '-fno-sanitize=cfi-icall' 3420 endif 3421 pagevary = static_library('page-vary-common', sources: pagevary + genh, 3422 c_args: pagevary_flags) 3423 pagevary = declare_dependency(link_with: pagevary) 3424endif 3425common_ss.add(pagevary) 3426specific_ss.add(files('page-vary.c')) 3427 3428subdir('backends') 3429subdir('disas') 3430subdir('migration') 3431subdir('monitor') 3432subdir('net') 3433subdir('replay') 3434subdir('semihosting') 3435subdir('stats') 3436subdir('tcg') 3437subdir('fpu') 3438subdir('accel') 3439subdir('plugins') 3440subdir('ebpf') 3441 3442common_user_inc = [] 3443 3444subdir('common-user') 3445subdir('bsd-user') 3446subdir('linux-user') 3447 3448# needed for fuzzing binaries 3449subdir('tests/qtest/libqos') 3450subdir('tests/qtest/fuzz') 3451 3452# accel modules 3453tcg_real_module_ss = ss.source_set() 3454tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss) 3455specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss) 3456target_modules += { 'accel' : { 'qtest': qtest_module_ss, 3457 'tcg': tcg_real_module_ss }} 3458 3459######################## 3460# Library dependencies # 3461######################## 3462 3463modinfo_collect = find_program('scripts/modinfo-collect.py') 3464modinfo_generate = find_program('scripts/modinfo-generate.py') 3465modinfo_files = [] 3466 3467block_mods = [] 3468softmmu_mods = [] 3469foreach d, list : modules 3470 if not (d == 'block' ? have_block : have_system) 3471 continue 3472 endif 3473 3474 foreach m, module_ss : list 3475 if enable_modules 3476 module_ss = module_ss.apply(config_all, strict: false) 3477 sl = static_library(d + '-' + m, [genh, module_ss.sources()], 3478 dependencies: [modulecommon, module_ss.dependencies()], pic: true) 3479 if d == 'block' 3480 block_mods += sl 3481 else 3482 softmmu_mods += sl 3483 endif 3484 if module_ss.sources() != [] 3485 # FIXME: Should use sl.extract_all_objects(recursive: true) as 3486 # input. Sources can be used multiple times but objects are 3487 # unique when it comes to lookup in compile_commands.json. 3488 # Depnds on a mesion version with 3489 # https://github.com/mesonbuild/meson/pull/8900 3490 modinfo_files += custom_target(d + '-' + m + '.modinfo', 3491 output: d + '-' + m + '.modinfo', 3492 input: module_ss.sources() + genh, 3493 capture: true, 3494 command: [modinfo_collect, module_ss.sources()]) 3495 endif 3496 else 3497 if d == 'block' 3498 block_ss.add_all(module_ss) 3499 else 3500 system_ss.add_all(module_ss) 3501 endif 3502 endif 3503 endforeach 3504endforeach 3505 3506foreach d, list : target_modules 3507 foreach m, module_ss : list 3508 if enable_modules 3509 foreach target : target_dirs 3510 if target.endswith('-softmmu') 3511 config_target = config_target_mak[target] 3512 config_target += config_host 3513 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] 3514 c_args = ['-DNEED_CPU_H', 3515 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), 3516 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] 3517 target_module_ss = module_ss.apply(config_target, strict: false) 3518 if target_module_ss.sources() != [] 3519 module_name = d + '-' + m + '-' + config_target['TARGET_NAME'] 3520 sl = static_library(module_name, 3521 [genh, target_module_ss.sources()], 3522 dependencies: [modulecommon, target_module_ss.dependencies()], 3523 include_directories: target_inc, 3524 c_args: c_args, 3525 pic: true) 3526 softmmu_mods += sl 3527 # FIXME: Should use sl.extract_all_objects(recursive: true) too. 3528 modinfo_files += custom_target(module_name + '.modinfo', 3529 output: module_name + '.modinfo', 3530 input: target_module_ss.sources() + genh, 3531 capture: true, 3532 command: [modinfo_collect, '--target', target, target_module_ss.sources()]) 3533 endif 3534 endif 3535 endforeach 3536 else 3537 specific_ss.add_all(module_ss) 3538 endif 3539 endforeach 3540endforeach 3541 3542if enable_modules 3543 foreach target : target_dirs 3544 if target.endswith('-softmmu') 3545 config_target = config_target_mak[target] 3546 config_devices_mak = target + '-config-devices.mak' 3547 modinfo_src = custom_target('modinfo-' + target + '.c', 3548 output: 'modinfo-' + target + '.c', 3549 input: modinfo_files, 3550 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'], 3551 capture: true) 3552 3553 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src) 3554 modinfo_dep = declare_dependency(link_with: modinfo_lib) 3555 3556 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH'] 3557 hw_arch[arch].add(modinfo_dep) 3558 endif 3559 endforeach 3560endif 3561 3562nm = find_program('nm') 3563undefsym = find_program('scripts/undefsym.py') 3564block_syms = custom_target('block.syms', output: 'block.syms', 3565 input: [libqemuutil, block_mods], 3566 capture: true, 3567 command: [undefsym, nm, '@INPUT@']) 3568qemu_syms = custom_target('qemu.syms', output: 'qemu.syms', 3569 input: [libqemuutil, softmmu_mods], 3570 capture: true, 3571 command: [undefsym, nm, '@INPUT@']) 3572 3573authz_ss = authz_ss.apply(config_host, strict: false) 3574libauthz = static_library('authz', authz_ss.sources() + genh, 3575 dependencies: [authz_ss.dependencies()], 3576 name_suffix: 'fa', 3577 build_by_default: false) 3578 3579authz = declare_dependency(link_whole: libauthz, 3580 dependencies: qom) 3581 3582crypto_ss = crypto_ss.apply(config_host, strict: false) 3583libcrypto = static_library('crypto', crypto_ss.sources() + genh, 3584 dependencies: [crypto_ss.dependencies()], 3585 name_suffix: 'fa', 3586 build_by_default: false) 3587 3588crypto = declare_dependency(link_whole: libcrypto, 3589 dependencies: [authz, qom]) 3590 3591io_ss = io_ss.apply(config_host, strict: false) 3592libio = static_library('io', io_ss.sources() + genh, 3593 dependencies: [io_ss.dependencies()], 3594 link_with: libqemuutil, 3595 name_suffix: 'fa', 3596 build_by_default: false) 3597 3598io = declare_dependency(link_whole: libio, dependencies: [crypto, qom]) 3599 3600libmigration = static_library('migration', sources: migration_files + genh, 3601 name_suffix: 'fa', 3602 build_by_default: false) 3603migration = declare_dependency(link_with: libmigration, 3604 dependencies: [zlib, qom, io]) 3605system_ss.add(migration) 3606 3607block_ss = block_ss.apply(config_host, strict: false) 3608libblock = static_library('block', block_ss.sources() + genh, 3609 dependencies: block_ss.dependencies(), 3610 link_depends: block_syms, 3611 name_suffix: 'fa', 3612 build_by_default: false) 3613 3614block = declare_dependency(link_whole: [libblock], 3615 link_args: '@block.syms', 3616 dependencies: [crypto, io]) 3617 3618blockdev_ss = blockdev_ss.apply(config_host, strict: false) 3619libblockdev = static_library('blockdev', blockdev_ss.sources() + genh, 3620 dependencies: blockdev_ss.dependencies(), 3621 name_suffix: 'fa', 3622 build_by_default: false) 3623 3624blockdev = declare_dependency(link_whole: [libblockdev], 3625 dependencies: [block, event_loop_base]) 3626 3627qmp_ss = qmp_ss.apply(config_host, strict: false) 3628libqmp = static_library('qmp', qmp_ss.sources() + genh, 3629 dependencies: qmp_ss.dependencies(), 3630 name_suffix: 'fa', 3631 build_by_default: false) 3632 3633qmp = declare_dependency(link_whole: [libqmp]) 3634 3635libchardev = static_library('chardev', chardev_ss.sources() + genh, 3636 name_suffix: 'fa', 3637 dependencies: chardev_ss.dependencies(), 3638 build_by_default: false) 3639 3640chardev = declare_dependency(link_whole: libchardev) 3641 3642hwcore_ss = hwcore_ss.apply(config_host, strict: false) 3643libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh, 3644 name_suffix: 'fa', 3645 build_by_default: false) 3646hwcore = declare_dependency(link_whole: libhwcore) 3647common_ss.add(hwcore) 3648 3649########### 3650# Targets # 3651########### 3652 3653emulator_modules = [] 3654foreach m : block_mods + softmmu_mods 3655 emulator_modules += shared_module(m.name(), 3656 build_by_default: true, 3657 name_prefix: '', 3658 link_whole: m, 3659 install: true, 3660 install_dir: qemu_moddir) 3661endforeach 3662if emulator_modules.length() > 0 3663 alias_target('modules', emulator_modules) 3664endif 3665 3666system_ss.add(authz, blockdev, chardev, crypto, io, qmp) 3667common_ss.add(qom, qemuutil) 3668 3669common_ss.add_all(when: 'CONFIG_SYSTEM_ONLY', if_true: [system_ss]) 3670common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss) 3671 3672common_all = common_ss.apply(config_all, strict: false) 3673common_all = static_library('common', 3674 build_by_default: false, 3675 sources: common_all.sources() + genh, 3676 include_directories: common_user_inc, 3677 implicit_include_directories: false, 3678 dependencies: common_all.dependencies(), 3679 name_suffix: 'fa') 3680 3681feature_to_c = find_program('scripts/feature_to_c.sh') 3682 3683if targetos == 'darwin' 3684 entitlement = find_program('scripts/entitlement.sh') 3685endif 3686 3687emulators = {} 3688foreach target : target_dirs 3689 config_target = config_target_mak[target] 3690 target_name = config_target['TARGET_NAME'] 3691 target_base_arch = config_target['TARGET_BASE_ARCH'] 3692 arch_srcs = [config_target_h[target]] 3693 arch_deps = [] 3694 c_args = ['-DNEED_CPU_H', 3695 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), 3696 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] 3697 link_args = emulator_link_args 3698 3699 config_target += config_host 3700 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] 3701 if targetos == 'linux' 3702 target_inc += include_directories('linux-headers', is_system: true) 3703 endif 3704 if target.endswith('-softmmu') 3705 target_type='system' 3706 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false) 3707 arch_srcs += t.sources() 3708 arch_deps += t.dependencies() 3709 3710 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch 3711 hw = hw_arch[hw_dir].apply(config_target, strict: false) 3712 arch_srcs += hw.sources() 3713 arch_deps += hw.dependencies() 3714 3715 arch_srcs += config_devices_h[target] 3716 link_args += ['@block.syms', '@qemu.syms'] 3717 else 3718 abi = config_target['TARGET_ABI_DIR'] 3719 target_type='user' 3720 target_inc += common_user_inc 3721 if target_base_arch in target_user_arch 3722 t = target_user_arch[target_base_arch].apply(config_target, strict: false) 3723 arch_srcs += t.sources() 3724 arch_deps += t.dependencies() 3725 endif 3726 if 'CONFIG_LINUX_USER' in config_target 3727 base_dir = 'linux-user' 3728 endif 3729 if 'CONFIG_BSD_USER' in config_target 3730 base_dir = 'bsd-user' 3731 target_inc += include_directories('bsd-user/' / targetos) 3732 target_inc += include_directories('bsd-user/host/' / host_arch) 3733 dir = base_dir / abi 3734 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c') 3735 endif 3736 target_inc += include_directories( 3737 base_dir, 3738 base_dir / abi, 3739 ) 3740 if 'CONFIG_LINUX_USER' in config_target 3741 dir = base_dir / abi 3742 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c') 3743 if config_target.has_key('TARGET_SYSTBL_ABI') 3744 arch_srcs += \ 3745 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'], 3746 extra_args : config_target['TARGET_SYSTBL_ABI']) 3747 endif 3748 endif 3749 endif 3750 3751 if 'TARGET_XML_FILES' in config_target 3752 gdbstub_xml = custom_target(target + '-gdbstub-xml.c', 3753 output: target + '-gdbstub-xml.c', 3754 input: files(config_target['TARGET_XML_FILES'].split()), 3755 command: [feature_to_c, '@INPUT@'], 3756 capture: true) 3757 arch_srcs += gdbstub_xml 3758 endif 3759 3760 t = target_arch[target_base_arch].apply(config_target, strict: false) 3761 arch_srcs += t.sources() 3762 arch_deps += t.dependencies() 3763 3764 target_common = common_ss.apply(config_target, strict: false) 3765 objects = common_all.extract_objects(target_common.sources()) 3766 deps = target_common.dependencies() 3767 3768 target_specific = specific_ss.apply(config_target, strict: false) 3769 arch_srcs += target_specific.sources() 3770 arch_deps += target_specific.dependencies() 3771 3772 lib = static_library('qemu-' + target, 3773 sources: arch_srcs + genh, 3774 dependencies: arch_deps, 3775 objects: objects, 3776 include_directories: target_inc, 3777 c_args: c_args, 3778 build_by_default: false, 3779 name_suffix: 'fa') 3780 3781 if target.endswith('-softmmu') 3782 execs = [{ 3783 'name': 'qemu-system-' + target_name, 3784 'win_subsystem': 'console', 3785 'sources': files('softmmu/main.c'), 3786 'dependencies': [] 3787 }] 3788 if targetos == 'windows' and (sdl.found() or gtk.found()) 3789 execs += [{ 3790 'name': 'qemu-system-' + target_name + 'w', 3791 'win_subsystem': 'windows', 3792 'sources': files('softmmu/main.c'), 3793 'dependencies': [] 3794 }] 3795 endif 3796 if get_option('fuzzing') 3797 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false) 3798 execs += [{ 3799 'name': 'qemu-fuzz-' + target_name, 3800 'win_subsystem': 'console', 3801 'sources': specific_fuzz.sources(), 3802 'dependencies': specific_fuzz.dependencies(), 3803 }] 3804 endif 3805 else 3806 execs = [{ 3807 'name': 'qemu-' + target_name, 3808 'win_subsystem': 'console', 3809 'sources': [], 3810 'dependencies': [] 3811 }] 3812 endif 3813 foreach exe: execs 3814 exe_name = exe['name'] 3815 if targetos == 'darwin' 3816 exe_name += '-unsigned' 3817 endif 3818 3819 emulator = executable(exe_name, exe['sources'], 3820 install: true, 3821 c_args: c_args, 3822 dependencies: arch_deps + deps + exe['dependencies'], 3823 objects: lib.extract_all_objects(recursive: true), 3824 link_language: link_language, 3825 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []), 3826 link_args: link_args, 3827 win_subsystem: exe['win_subsystem']) 3828 3829 if targetos == 'darwin' 3830 icon = 'pc-bios/qemu.rsrc' 3831 build_input = [emulator, files(icon)] 3832 install_input = [ 3833 get_option('bindir') / exe_name, 3834 meson.current_source_dir() / icon 3835 ] 3836 if 'CONFIG_HVF' in config_target 3837 entitlements = 'accel/hvf/entitlements.plist' 3838 build_input += files(entitlements) 3839 install_input += meson.current_source_dir() / entitlements 3840 endif 3841 3842 emulators += {exe['name'] : custom_target(exe['name'], 3843 input: build_input, 3844 output: exe['name'], 3845 command: [entitlement, '@OUTPUT@', '@INPUT@']) 3846 } 3847 3848 meson.add_install_script(entitlement, '--install', 3849 get_option('bindir') / exe['name'], 3850 install_input) 3851 else 3852 emulators += {exe['name']: emulator} 3853 endif 3854 3855 if stap.found() 3856 foreach stp: [ 3857 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false}, 3858 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true}, 3859 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true}, 3860 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true}, 3861 ] 3862 custom_target(exe['name'] + stp['ext'], 3863 input: trace_events_all, 3864 output: exe['name'] + stp['ext'], 3865 install: stp['install'], 3866 install_dir: get_option('datadir') / 'systemtap/tapset', 3867 command: [ 3868 tracetool, '--group=all', '--format=' + stp['fmt'], 3869 '--binary=' + stp['bin'], 3870 '--target-name=' + target_name, 3871 '--target-type=' + target_type, 3872 '--probe-prefix=qemu.' + target_type + '.' + target_name, 3873 '@INPUT@', '@OUTPUT@' 3874 ], 3875 depend_files: tracetool_depends) 3876 endforeach 3877 endif 3878 endforeach 3879endforeach 3880 3881# Other build targets 3882 3883if 'CONFIG_PLUGIN' in config_host 3884 install_headers('include/qemu/qemu-plugin.h') 3885endif 3886 3887subdir('qga') 3888 3889# Don't build qemu-keymap if xkbcommon is not explicitly enabled 3890# when we don't build tools or system 3891if xkbcommon.found() 3892 # used for the update-keymaps target, so include rules even if !have_tools 3893 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh, 3894 dependencies: [qemuutil, xkbcommon], install: have_tools) 3895endif 3896 3897if have_tools 3898 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep], 3899 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true) 3900 qemu_io = executable('qemu-io', files('qemu-io.c'), 3901 dependencies: [block, qemuutil], install: true) 3902 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'), 3903 dependencies: [blockdev, qemuutil, gnutls, selinux], 3904 install: true) 3905 3906 subdir('storage-daemon') 3907 subdir('contrib/rdmacm-mux') 3908 subdir('contrib/elf2dmp') 3909 3910 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'), 3911 dependencies: qemuutil, 3912 install: true) 3913 3914 if have_vhost_user 3915 subdir('contrib/vhost-user-blk') 3916 subdir('contrib/vhost-user-gpu') 3917 subdir('contrib/vhost-user-input') 3918 subdir('contrib/vhost-user-scsi') 3919 endif 3920 3921 if targetos == 'linux' 3922 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'), 3923 dependencies: [qemuutil, libcap_ng], 3924 install: true, 3925 install_dir: get_option('libexecdir')) 3926 3927 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'), 3928 dependencies: [authz, crypto, io, qom, qemuutil, 3929 libcap_ng, mpathpersist], 3930 install: true) 3931 endif 3932 3933 if have_ivshmem 3934 subdir('contrib/ivshmem-client') 3935 subdir('contrib/ivshmem-server') 3936 endif 3937endif 3938 3939subdir('scripts') 3940subdir('tools') 3941subdir('pc-bios') 3942subdir('docs') 3943subdir('tests') 3944if gtk.found() 3945 subdir('po') 3946endif 3947 3948if host_machine.system() == 'windows' 3949 nsis_cmd = [ 3950 find_program('scripts/nsis.py'), 3951 '@OUTPUT@', 3952 get_option('prefix'), 3953 meson.current_source_dir(), 3954 glib_pc.get_variable('bindir'), 3955 host_machine.cpu(), 3956 '--', 3957 '-DDISPLAYVERSION=' + meson.project_version(), 3958 ] 3959 if build_docs 3960 nsis_cmd += '-DCONFIG_DOCUMENTATION=y' 3961 endif 3962 if gtk.found() 3963 nsis_cmd += '-DCONFIG_GTK=y' 3964 endif 3965 3966 nsis = custom_target('nsis', 3967 output: 'qemu-setup-' + meson.project_version() + '.exe', 3968 input: files('qemu.nsi'), 3969 build_always_stale: true, 3970 command: nsis_cmd + ['@INPUT@']) 3971 alias_target('installer', nsis) 3972endif 3973 3974######################### 3975# Configuration summary # 3976######################### 3977 3978# Build environment 3979summary_info = {} 3980summary_info += {'Build directory': meson.current_build_dir()} 3981summary_info += {'Source path': meson.current_source_dir()} 3982summary_info += {'Download dependencies': get_option('wrap_mode') != 'nodownload'} 3983summary(summary_info, bool_yn: true, section: 'Build environment') 3984 3985# Directories 3986summary_info += {'Install prefix': get_option('prefix')} 3987summary_info += {'BIOS directory': qemu_datadir} 3988pathsep = targetos == 'windows' ? ';' : ':' 3989summary_info += {'firmware path': pathsep.join(get_option('qemu_firmwarepath'))} 3990summary_info += {'binary directory': get_option('prefix') / get_option('bindir')} 3991summary_info += {'library directory': get_option('prefix') / get_option('libdir')} 3992summary_info += {'module directory': qemu_moddir} 3993summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')} 3994summary_info += {'include directory': get_option('prefix') / get_option('includedir')} 3995summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')} 3996if targetos != 'windows' 3997 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')} 3998 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')} 3999else 4000 summary_info += {'local state directory': 'queried at runtime'} 4001endif 4002summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')} 4003summary(summary_info, bool_yn: true, section: 'Directories') 4004 4005# Host binaries 4006summary_info = {} 4007summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())} 4008summary_info += {'sphinx-build': sphinx_build} 4009if config_host.has_key('HAVE_GDB_BIN') 4010 summary_info += {'gdb': config_host['HAVE_GDB_BIN']} 4011endif 4012summary_info += {'iasl': iasl} 4013summary_info += {'genisoimage': config_host['GENISOIMAGE']} 4014if targetos == 'windows' and have_ga 4015 summary_info += {'wixl': wixl} 4016endif 4017if slirp.found() and have_system 4018 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false} 4019endif 4020summary(summary_info, bool_yn: true, section: 'Host binaries') 4021 4022# Configurable features 4023summary_info = {} 4024summary_info += {'Documentation': build_docs} 4025summary_info += {'system-mode emulation': have_system} 4026summary_info += {'user-mode emulation': have_user} 4027summary_info += {'block layer': have_block} 4028summary_info += {'Install blobs': get_option('install_blobs')} 4029summary_info += {'module support': enable_modules} 4030if enable_modules 4031 summary_info += {'alternative module path': get_option('module_upgrades')} 4032endif 4033summary_info += {'fuzzing support': get_option('fuzzing')} 4034if have_system 4035 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)} 4036endif 4037summary_info += {'Trace backends': ','.join(get_option('trace_backends'))} 4038if 'simple' in get_option('trace_backends') 4039 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'} 4040endif 4041summary_info += {'D-Bus display': dbus_display} 4042summary_info += {'QOM debugging': get_option('qom_cast_debug')} 4043summary_info += {'vhost-kernel support': have_vhost_kernel} 4044summary_info += {'vhost-net support': have_vhost_net} 4045summary_info += {'vhost-user support': have_vhost_user} 4046summary_info += {'vhost-user-crypto support': have_vhost_user_crypto} 4047summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server} 4048summary_info += {'vhost-vdpa support': have_vhost_vdpa} 4049summary_info += {'build guest agent': have_ga} 4050summary(summary_info, bool_yn: true, section: 'Configurable features') 4051 4052# Compilation information 4053summary_info = {} 4054summary_info += {'host CPU': cpu} 4055summary_info += {'host endianness': build_machine.endian()} 4056summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())} 4057summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())} 4058if link_language == 'cpp' 4059 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())} 4060else 4061 summary_info += {'C++ compiler': false} 4062endif 4063if targetos == 'darwin' 4064 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())} 4065endif 4066option_cflags = (get_option('debug') ? ['-g'] : []) 4067if get_option('optimization') != 'plain' 4068 option_cflags += ['-O' + get_option('optimization')] 4069endif 4070summary_info += {'CFLAGS': ' '.join(get_option('c_args') + option_cflags)} 4071if link_language == 'cpp' 4072 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args') + option_cflags)} 4073endif 4074if targetos == 'darwin' 4075 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args') + option_cflags)} 4076endif 4077link_args = get_option(link_language + '_link_args') 4078if link_args.length() > 0 4079 summary_info += {'LDFLAGS': ' '.join(link_args)} 4080endif 4081summary_info += {'QEMU_CFLAGS': ' '.join(qemu_common_flags + qemu_cflags)} 4082if 'cpp' in all_languages 4083 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_common_flags + qemu_cxxflags)} 4084endif 4085if 'objc' in all_languages 4086 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_common_flags)} 4087endif 4088summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)} 4089summary_info += {'link-time optimization (LTO)': get_option('b_lto')} 4090summary_info += {'PIE': get_option('b_pie')} 4091summary_info += {'static build': get_option('prefer_static')} 4092summary_info += {'malloc trim support': has_malloc_trim} 4093summary_info += {'membarrier': have_membarrier} 4094summary_info += {'debug graph lock': get_option('debug_graph_lock')} 4095summary_info += {'debug stack usage': get_option('debug_stack_usage')} 4096summary_info += {'mutex debugging': get_option('debug_mutex')} 4097summary_info += {'memory allocator': get_option('malloc')} 4098summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')} 4099summary_info += {'avx512bw optimization': config_host_data.get('CONFIG_AVX512BW_OPT')} 4100summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')} 4101if get_option('gprof') 4102 gprof_info = 'YES (deprecated)' 4103else 4104 gprof_info = get_option('gprof') 4105endif 4106summary_info += {'gprof': gprof_info} 4107summary_info += {'gcov': get_option('b_coverage')} 4108summary_info += {'thread sanitizer': get_option('tsan')} 4109summary_info += {'CFI support': get_option('cfi')} 4110if get_option('cfi') 4111 summary_info += {'CFI debug support': get_option('cfi_debug')} 4112endif 4113summary_info += {'strip binaries': get_option('strip')} 4114summary_info += {'sparse': sparse} 4115summary_info += {'mingw32 support': targetos == 'windows'} 4116summary(summary_info, bool_yn: true, section: 'Compilation') 4117 4118# snarf the cross-compilation information for tests 4119summary_info = {} 4120have_cross = false 4121foreach target: target_dirs 4122 tcg_mak = meson.current_build_dir() / 'tests/tcg' / target / 'config-target.mak' 4123 if fs.exists(tcg_mak) 4124 config_cross_tcg = keyval.load(tcg_mak) 4125 if 'CC' in config_cross_tcg 4126 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']} 4127 have_cross = true 4128 endif 4129 endif 4130endforeach 4131if have_cross 4132 summary(summary_info, bool_yn: true, section: 'Cross compilers') 4133endif 4134 4135# Targets and accelerators 4136summary_info = {} 4137if have_system 4138 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')} 4139 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')} 4140 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')} 4141 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')} 4142 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')} 4143 summary_info += {'Xen support': xen.found()} 4144 if xen.found() 4145 summary_info += {'xen ctrl version': xen.version()} 4146 endif 4147 summary_info += {'Xen emulation': config_all.has_key('CONFIG_XEN_EMU')} 4148endif 4149summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')} 4150if config_all.has_key('CONFIG_TCG') 4151 if get_option('tcg_interpreter') 4152 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'} 4153 else 4154 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)} 4155 endif 4156 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')} 4157 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')} 4158endif 4159summary_info += {'target list': ' '.join(target_dirs)} 4160if have_system 4161 summary_info += {'default devices': get_option('default_devices')} 4162 summary_info += {'out of process emulation': multiprocess_allowed} 4163 summary_info += {'vfio-user server': vfio_user_server_allowed} 4164endif 4165summary(summary_info, bool_yn: true, section: 'Targets and accelerators') 4166 4167# Block layer 4168summary_info = {} 4169summary_info += {'coroutine backend': coroutine_backend} 4170summary_info += {'coroutine pool': have_coroutine_pool} 4171if have_block 4172 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')} 4173 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')} 4174 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')} 4175 summary_info += {'VirtFS (9P) support': have_virtfs} 4176 summary_info += {'VirtFS (9P) Proxy Helper support': have_virtfs_proxy_helper} 4177 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')} 4178 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')} 4179 summary_info += {'bochs support': get_option('bochs').allowed()} 4180 summary_info += {'cloop support': get_option('cloop').allowed()} 4181 summary_info += {'dmg support': get_option('dmg').allowed()} 4182 summary_info += {'qcow v1 support': get_option('qcow1').allowed()} 4183 summary_info += {'vdi support': get_option('vdi').allowed()} 4184 summary_info += {'vhdx support': get_option('vhdx').allowed()} 4185 summary_info += {'vmdk support': get_option('vmdk').allowed()} 4186 summary_info += {'vpc support': get_option('vpc').allowed()} 4187 summary_info += {'vvfat support': get_option('vvfat').allowed()} 4188 summary_info += {'qed support': get_option('qed').allowed()} 4189 summary_info += {'parallels support': get_option('parallels').allowed()} 4190 summary_info += {'FUSE exports': fuse} 4191 summary_info += {'VDUSE block exports': have_vduse_blk_export} 4192endif 4193summary(summary_info, bool_yn: true, section: 'Block layer support') 4194 4195# Crypto 4196summary_info = {} 4197summary_info += {'TLS priority': get_option('tls_priority')} 4198summary_info += {'GNUTLS support': gnutls} 4199if gnutls.found() 4200 summary_info += {' GNUTLS crypto': gnutls_crypto.found()} 4201endif 4202summary_info += {'libgcrypt': gcrypt} 4203summary_info += {'nettle': nettle} 4204if nettle.found() 4205 summary_info += {' XTS': xts != 'private'} 4206endif 4207summary_info += {'AF_ALG support': have_afalg} 4208summary_info += {'rng-none': get_option('rng_none')} 4209summary_info += {'Linux keyring': have_keyring} 4210summary(summary_info, bool_yn: true, section: 'Crypto') 4211 4212# UI 4213summary_info = {} 4214if targetos == 'darwin' 4215 summary_info += {'Cocoa support': cocoa} 4216endif 4217summary_info += {'SDL support': sdl} 4218summary_info += {'SDL image support': sdl_image} 4219summary_info += {'GTK support': gtk} 4220summary_info += {'pixman': pixman} 4221summary_info += {'VTE support': vte} 4222summary_info += {'PNG support': png} 4223summary_info += {'VNC support': vnc} 4224if vnc.found() 4225 summary_info += {'VNC SASL support': sasl} 4226 summary_info += {'VNC JPEG support': jpeg} 4227endif 4228summary_info += {'spice protocol support': spice_protocol} 4229if spice_protocol.found() 4230 summary_info += {' spice server support': spice} 4231endif 4232summary_info += {'curses support': curses} 4233summary_info += {'brlapi support': brlapi} 4234summary(summary_info, bool_yn: true, section: 'User interface') 4235 4236# Audio backends 4237summary_info = {} 4238if targetos not in ['darwin', 'haiku', 'windows'] 4239 summary_info += {'OSS support': oss} 4240 summary_info += {'sndio support': sndio} 4241elif targetos == 'darwin' 4242 summary_info += {'CoreAudio support': coreaudio} 4243elif targetos == 'windows' 4244 summary_info += {'DirectSound support': dsound} 4245endif 4246if targetos == 'linux' 4247 summary_info += {'ALSA support': alsa} 4248 summary_info += {'PulseAudio support': pulse} 4249endif 4250summary_info += {'Pipewire support': pipewire} 4251summary_info += {'JACK support': jack} 4252summary(summary_info, bool_yn: true, section: 'Audio backends') 4253 4254# Network backends 4255summary_info = {} 4256if targetos == 'darwin' 4257 summary_info += {'vmnet.framework support': vmnet} 4258endif 4259summary_info += {'slirp support': slirp} 4260summary_info += {'vde support': vde} 4261summary_info += {'netmap support': have_netmap} 4262summary_info += {'l2tpv3 support': have_l2tpv3} 4263summary(summary_info, bool_yn: true, section: 'Network backends') 4264 4265# Libraries 4266summary_info = {} 4267summary_info += {'libtasn1': tasn1} 4268summary_info += {'PAM': pam} 4269summary_info += {'iconv support': iconv} 4270summary_info += {'virgl support': virgl} 4271summary_info += {'blkio support': blkio} 4272summary_info += {'curl support': curl} 4273summary_info += {'Multipath support': mpathpersist} 4274summary_info += {'Linux AIO support': libaio} 4275summary_info += {'Linux io_uring support': linux_io_uring} 4276summary_info += {'ATTR/XATTR support': libattr} 4277summary_info += {'RDMA support': rdma} 4278summary_info += {'PVRDMA support': have_pvrdma} 4279summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt} 4280summary_info += {'libcap-ng support': libcap_ng} 4281summary_info += {'bpf support': libbpf} 4282summary_info += {'rbd support': rbd} 4283summary_info += {'smartcard support': cacard} 4284summary_info += {'U2F support': u2f} 4285summary_info += {'libusb': libusb} 4286summary_info += {'usb net redir': usbredir} 4287summary_info += {'OpenGL support (epoxy)': opengl} 4288summary_info += {'GBM': gbm} 4289summary_info += {'libiscsi support': libiscsi} 4290summary_info += {'libnfs support': libnfs} 4291if targetos == 'windows' 4292 if have_ga 4293 summary_info += {'QGA VSS support': have_qga_vss} 4294 endif 4295endif 4296summary_info += {'seccomp support': seccomp} 4297summary_info += {'GlusterFS support': glusterfs} 4298summary_info += {'TPM support': have_tpm} 4299summary_info += {'libssh support': libssh} 4300summary_info += {'lzo support': lzo} 4301summary_info += {'snappy support': snappy} 4302summary_info += {'bzip2 support': libbzip2} 4303summary_info += {'lzfse support': liblzfse} 4304summary_info += {'zstd support': zstd} 4305summary_info += {'NUMA host support': numa} 4306summary_info += {'capstone': capstone} 4307summary_info += {'libpmem support': libpmem} 4308summary_info += {'libdaxctl support': libdaxctl} 4309summary_info += {'libudev': libudev} 4310# Dummy dependency, keep .found() 4311summary_info += {'FUSE lseek': fuse_lseek.found()} 4312summary_info += {'selinux': selinux} 4313summary_info += {'libdw': libdw} 4314summary(summary_info, bool_yn: true, section: 'Dependencies') 4315 4316if not supported_cpus.contains(cpu) 4317 message() 4318 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!') 4319 message() 4320 message('CPU host architecture ' + cpu + ' support is not currently maintained.') 4321 message('The QEMU project intends to remove support for this host CPU in') 4322 message('a future release if nobody volunteers to maintain it and to') 4323 message('provide a build host for our continuous integration setup.') 4324 message('configure has succeeded and you can continue to build, but') 4325 message('if you care about QEMU on this platform you should contact') 4326 message('us upstream at qemu-devel@nongnu.org.') 4327endif 4328 4329if not supported_oses.contains(targetos) 4330 message() 4331 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!') 4332 message() 4333 message('Host OS ' + targetos + 'support is not currently maintained.') 4334 message('The QEMU project intends to remove support for this host OS in') 4335 message('a future release if nobody volunteers to maintain it and to') 4336 message('provide a build host for our continuous integration setup.') 4337 message('configure has succeeded and you can continue to build, but') 4338 message('if you care about QEMU on this platform you should contact') 4339 message('us upstream at qemu-devel@nongnu.org.') 4340endif 4341