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'], 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', '4.6.0', '4.5.0', '4.2.0' ] 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 '4.6.0': [ 'xenstore', 'xenctrl' ], 1694 '4.5.0': [ 'xenstore', 'xenctrl' ], 1695 '4.2.0': [ 'xenstore', 'xenctrl' ], 1696 } 1697 xen_deps = {} 1698 foreach ver: xen_tests 1699 # cache the various library tests to avoid polluting the logs 1700 xen_test_deps = [] 1701 foreach l: xen_libs[ver] 1702 if l not in xen_deps 1703 xen_deps += { l: cc.find_library(l, required: false) } 1704 endif 1705 xen_test_deps += xen_deps[l] 1706 endforeach 1707 1708 # Use -D to pick just one of the test programs in scripts/xen-detect.c 1709 xen_version = ver.split('.') 1710 xen_ctrl_version = xen_version[0] + \ 1711 ('0' + xen_version[1]).substring(-2) + \ 1712 ('0' + xen_version[2]).substring(-2) 1713 if cc.links(files('scripts/xen-detect.c'), 1714 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version, 1715 dependencies: xen_test_deps) 1716 xen = declare_dependency(version: ver, dependencies: xen_test_deps) 1717 break 1718 endif 1719 endforeach 1720 endif 1721 if xen.found() 1722 accelerators += 'CONFIG_XEN' 1723 elif get_option('xen').enabled() 1724 error('could not compile and link Xen test program') 1725 endif 1726endif 1727have_xen_pci_passthrough = get_option('xen_pci_passthrough') \ 1728 .require(xen.found(), 1729 error_message: 'Xen PCI passthrough requested but Xen not enabled') \ 1730 .require(targetos == 'linux', 1731 error_message: 'Xen PCI passthrough not available on this platform') \ 1732 .allowed() 1733 1734 1735cacard = not_found 1736if not get_option('smartcard').auto() or have_system 1737 cacard = dependency('libcacard', required: get_option('smartcard'), 1738 version: '>=2.5.1', method: 'pkg-config') 1739endif 1740u2f = not_found 1741if have_system 1742 u2f = dependency('u2f-emu', required: get_option('u2f'), 1743 method: 'pkg-config') 1744endif 1745canokey = not_found 1746if have_system 1747 canokey = dependency('canokey-qemu', required: get_option('canokey'), 1748 method: 'pkg-config') 1749endif 1750usbredir = not_found 1751if not get_option('usb_redir').auto() or have_system 1752 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'), 1753 version: '>=0.6', method: 'pkg-config') 1754endif 1755libusb = not_found 1756if not get_option('libusb').auto() or have_system 1757 libusb = dependency('libusb-1.0', required: get_option('libusb'), 1758 version: '>=1.0.13', method: 'pkg-config') 1759endif 1760 1761libpmem = not_found 1762if not get_option('libpmem').auto() or have_system 1763 libpmem = dependency('libpmem', required: get_option('libpmem'), 1764 method: 'pkg-config') 1765endif 1766libdaxctl = not_found 1767if not get_option('libdaxctl').auto() or have_system 1768 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'), 1769 version: '>=57', method: 'pkg-config') 1770endif 1771tasn1 = not_found 1772if gnutls.found() 1773 tasn1 = dependency('libtasn1', 1774 method: 'pkg-config') 1775endif 1776keyutils = not_found 1777if get_option('keyring').enabled() 1778 keyutils = dependency('libkeyutils', required: false, method: 'pkg-config') 1779endif 1780 1781has_gettid = cc.has_function('gettid') 1782 1783# libselinux 1784selinux = dependency('libselinux', 1785 required: get_option('selinux'), 1786 method: 'pkg-config') 1787 1788# Malloc tests 1789 1790malloc = [] 1791if get_option('malloc') == 'system' 1792 has_malloc_trim = \ 1793 get_option('malloc_trim').allowed() and \ 1794 cc.has_function('malloc_trim', prefix: '#include <malloc.h>') 1795else 1796 has_malloc_trim = false 1797 malloc = cc.find_library(get_option('malloc'), required: true) 1798endif 1799if not has_malloc_trim and get_option('malloc_trim').enabled() 1800 if get_option('malloc') == 'system' 1801 error('malloc_trim not available on this platform.') 1802 else 1803 error('malloc_trim not available with non-libc memory allocator') 1804 endif 1805endif 1806 1807gnu_source_prefix = ''' 1808 #ifndef _GNU_SOURCE 1809 #define _GNU_SOURCE 1810 #endif 1811''' 1812 1813# Check whether the glibc provides STATX_BASIC_STATS 1814 1815has_statx = cc.has_header_symbol('sys/stat.h', 'STATX_BASIC_STATS', prefix: gnu_source_prefix) 1816 1817# Check whether statx() provides mount ID information 1818 1819has_statx_mnt_id = cc.has_header_symbol('sys/stat.h', 'STATX_MNT_ID', prefix: gnu_source_prefix) 1820 1821have_vhost_user_blk_server = get_option('vhost_user_blk_server') \ 1822 .require(targetos == 'linux', 1823 error_message: 'vhost_user_blk_server requires linux') \ 1824 .require(have_vhost_user, 1825 error_message: 'vhost_user_blk_server requires vhost-user support') \ 1826 .disable_auto_if(not have_tools and not have_system) \ 1827 .allowed() 1828 1829if get_option('fuse').disabled() and get_option('fuse_lseek').enabled() 1830 error('Cannot enable fuse-lseek while fuse is disabled') 1831endif 1832 1833fuse = dependency('fuse3', required: get_option('fuse'), 1834 version: '>=3.1', method: 'pkg-config') 1835 1836fuse_lseek = not_found 1837if get_option('fuse_lseek').allowed() 1838 if fuse.version().version_compare('>=3.8') 1839 # Dummy dependency 1840 fuse_lseek = declare_dependency() 1841 elif get_option('fuse_lseek').enabled() 1842 if fuse.found() 1843 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version()) 1844 else 1845 error('fuse-lseek requires libfuse, which was not found') 1846 endif 1847 endif 1848endif 1849 1850have_libvduse = (targetos == 'linux') 1851if get_option('libvduse').enabled() 1852 if targetos != 'linux' 1853 error('libvduse requires linux') 1854 endif 1855elif get_option('libvduse').disabled() 1856 have_libvduse = false 1857endif 1858 1859have_vduse_blk_export = (have_libvduse and targetos == 'linux') 1860if get_option('vduse_blk_export').enabled() 1861 if targetos != 'linux' 1862 error('vduse_blk_export requires linux') 1863 elif not have_libvduse 1864 error('vduse_blk_export requires libvduse support') 1865 endif 1866elif get_option('vduse_blk_export').disabled() 1867 have_vduse_blk_export = false 1868endif 1869 1870# libbpf 1871libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config') 1872if libbpf.found() and not cc.links(''' 1873 #include <bpf/libbpf.h> 1874 int main(void) 1875 { 1876 bpf_object__destroy_skeleton(NULL); 1877 return 0; 1878 }''', dependencies: libbpf) 1879 libbpf = not_found 1880 if get_option('bpf').enabled() 1881 error('libbpf skeleton test failed') 1882 else 1883 warning('libbpf skeleton test failed, disabling') 1884 endif 1885endif 1886 1887# libdw 1888libdw = not_found 1889if not get_option('libdw').auto() or \ 1890 (not get_option('prefer_static') and (have_system or have_user)) 1891 libdw = dependency('libdw', 1892 method: 'pkg-config', 1893 required: get_option('libdw')) 1894endif 1895 1896################# 1897# config-host.h # 1898################# 1899 1900audio_drivers_selected = [] 1901if have_system 1902 audio_drivers_available = { 1903 'alsa': alsa.found(), 1904 'coreaudio': coreaudio.found(), 1905 'dsound': dsound.found(), 1906 'jack': jack.found(), 1907 'oss': oss.found(), 1908 'pa': pulse.found(), 1909 'pipewire': pipewire.found(), 1910 'sdl': sdl.found(), 1911 'sndio': sndio.found(), 1912 } 1913 foreach k, v: audio_drivers_available 1914 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v) 1915 endforeach 1916 1917 # Default to native drivers first, OSS second, SDL third 1918 audio_drivers_priority = \ 1919 [ 'pa', 'coreaudio', 'dsound', 'sndio', 'oss' ] + \ 1920 (targetos == 'linux' ? [] : [ 'sdl' ]) 1921 audio_drivers_default = [] 1922 foreach k: audio_drivers_priority 1923 if audio_drivers_available[k] 1924 audio_drivers_default += k 1925 endif 1926 endforeach 1927 1928 foreach k: get_option('audio_drv_list') 1929 if k == 'default' 1930 audio_drivers_selected += audio_drivers_default 1931 elif not audio_drivers_available[k] 1932 error('Audio driver "@0@" not available.'.format(k)) 1933 else 1934 audio_drivers_selected += k 1935 endif 1936 endforeach 1937endif 1938config_host_data.set('CONFIG_AUDIO_DRIVERS', 1939 '"' + '", "'.join(audio_drivers_selected) + '", ') 1940 1941if get_option('cfi') 1942 cfi_flags=[] 1943 # Check for dependency on LTO 1944 if not get_option('b_lto') 1945 error('Selected Control-Flow Integrity but LTO is disabled') 1946 endif 1947 if enable_modules 1948 error('Selected Control-Flow Integrity is not compatible with modules') 1949 endif 1950 # Check for cfi flags. CFI requires LTO so we can't use 1951 # get_supported_arguments, but need a more complex "compiles" which allows 1952 # custom arguments 1953 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall', 1954 args: ['-flto', '-fsanitize=cfi-icall'] ) 1955 cfi_flags += '-fsanitize=cfi-icall' 1956 else 1957 error('-fsanitize=cfi-icall is not supported by the compiler') 1958 endif 1959 if cc.compiles('int main () { return 0; }', 1960 name: '-fsanitize-cfi-icall-generalize-pointers', 1961 args: ['-flto', '-fsanitize=cfi-icall', 1962 '-fsanitize-cfi-icall-generalize-pointers'] ) 1963 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers' 1964 else 1965 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler') 1966 endif 1967 if get_option('cfi_debug') 1968 if cc.compiles('int main () { return 0; }', 1969 name: '-fno-sanitize-trap=cfi-icall', 1970 args: ['-flto', '-fsanitize=cfi-icall', 1971 '-fno-sanitize-trap=cfi-icall'] ) 1972 cfi_flags += '-fno-sanitize-trap=cfi-icall' 1973 else 1974 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler') 1975 endif 1976 endif 1977 add_global_arguments(cfi_flags, native: false, language: all_languages) 1978 add_global_link_arguments(cfi_flags, native: false, language: all_languages) 1979endif 1980 1981have_host_block_device = (targetos != 'darwin' or 1982 cc.has_header('IOKit/storage/IOMedia.h')) 1983 1984dbus_display = get_option('dbus_display') \ 1985 .require(gio.version().version_compare('>=2.64'), 1986 error_message: '-display dbus requires glib>=2.64') \ 1987 .require(gdbus_codegen.found(), 1988 error_message: gdbus_codegen_error.format('-display dbus')) \ 1989 .require(targetos != 'windows', 1990 error_message: '-display dbus is not available on Windows') \ 1991 .allowed() 1992 1993have_virtfs = get_option('virtfs') \ 1994 .require(targetos == 'linux' or targetos == 'darwin', 1995 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \ 1996 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'), 1997 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \ 1998 .require(targetos == 'darwin' or libattr.found(), 1999 error_message: 'virtio-9p (virtfs) on Linux requires libattr-devel') \ 2000 .disable_auto_if(not have_tools and not have_system) \ 2001 .allowed() 2002 2003have_virtfs_proxy_helper = get_option('virtfs_proxy_helper') \ 2004 .require(targetos != 'darwin', error_message: 'the virtfs proxy helper is incompatible with macOS') \ 2005 .require(have_virtfs, error_message: 'the virtfs proxy helper requires that virtfs is enabled') \ 2006 .disable_auto_if(not have_tools) \ 2007 .require(libcap_ng.found(), error_message: 'the virtfs proxy helper requires libcap-ng') \ 2008 .allowed() 2009 2010if get_option('block_drv_ro_whitelist') == '' 2011 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '') 2012else 2013 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', 2014 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ') 2015endif 2016if get_option('block_drv_rw_whitelist') == '' 2017 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '') 2018else 2019 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', 2020 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ') 2021endif 2022 2023foreach k : get_option('trace_backends') 2024 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true) 2025endforeach 2026config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file')) 2027config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority')) 2028if iasl.found() 2029 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path()) 2030endif 2031config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir')) 2032config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix')) 2033config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir) 2034config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir) 2035config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir) 2036 2037qemu_firmwarepath = '' 2038foreach k : get_option('qemu_firmwarepath') 2039 qemu_firmwarepath += '"' + get_option('prefix') / k + '", ' 2040endforeach 2041config_host_data.set('CONFIG_QEMU_FIRMWAREPATH', qemu_firmwarepath) 2042 2043config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir')) 2044config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir) 2045config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir')) 2046config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir')) 2047config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir) 2048config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir')) 2049 2050if enable_modules 2051 config_host_data.set('CONFIG_STAMP', run_command( 2052 meson.current_source_dir() / 'scripts/qemu-stamp.py', 2053 meson.project_version(), get_option('pkgversion'), '--', 2054 meson.current_source_dir() / 'configure', 2055 capture: true, check: true).stdout().strip()) 2056endif 2057 2058have_slirp_smbd = get_option('slirp_smbd') \ 2059 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \ 2060 .allowed() 2061if have_slirp_smbd 2062 smbd_path = get_option('smbd') 2063 if smbd_path == '' 2064 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd') 2065 endif 2066 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path) 2067endif 2068 2069config_host_data.set('HOST_' + host_arch.to_upper(), 1) 2070 2071if get_option('module_upgrades') and not enable_modules 2072 error('Cannot enable module-upgrades as modules are not enabled') 2073endif 2074config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades')) 2075 2076config_host_data.set('CONFIG_ATTR', libattr.found()) 2077config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools')) 2078config_host_data.set('CONFIG_BRLAPI', brlapi.found()) 2079config_host_data.set('CONFIG_COCOA', cocoa.found()) 2080config_host_data.set('CONFIG_FUZZ', get_option('fuzzing')) 2081config_host_data.set('CONFIG_GCOV', get_option('b_coverage')) 2082config_host_data.set('CONFIG_LIBUDEV', libudev.found()) 2083config_host_data.set('CONFIG_LZO', lzo.found()) 2084config_host_data.set('CONFIG_MPATH', mpathpersist.found()) 2085config_host_data.set('CONFIG_BLKIO', blkio.found()) 2086if blkio.found() 2087 config_host_data.set('CONFIG_BLKIO_VHOST_VDPA_FD', 2088 blkio.version().version_compare('>=1.3.0')) 2089endif 2090config_host_data.set('CONFIG_CURL', curl.found()) 2091config_host_data.set('CONFIG_CURSES', curses.found()) 2092config_host_data.set('CONFIG_GBM', gbm.found()) 2093config_host_data.set('CONFIG_GIO', gio.found()) 2094config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found()) 2095if glusterfs.found() 2096 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4')) 2097 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5')) 2098 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6')) 2099 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6')) 2100 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat) 2101 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat) 2102endif 2103config_host_data.set('CONFIG_GTK', gtk.found()) 2104config_host_data.set('CONFIG_VTE', vte.found()) 2105config_host_data.set('CONFIG_GTK_CLIPBOARD', have_gtk_clipboard) 2106config_host_data.set('CONFIG_HEXAGON_IDEF_PARSER', get_option('hexagon_idef_parser')) 2107config_host_data.set('CONFIG_LIBATTR', have_old_libattr) 2108config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found()) 2109config_host_data.set('CONFIG_EBPF', libbpf.found()) 2110config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found()) 2111config_host_data.set('CONFIG_LIBISCSI', libiscsi.found()) 2112config_host_data.set('CONFIG_LIBNFS', libnfs.found()) 2113config_host_data.set('CONFIG_LIBSSH', libssh.found()) 2114config_host_data.set('CONFIG_LINUX_AIO', libaio.found()) 2115config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found()) 2116config_host_data.set('CONFIG_LIBPMEM', libpmem.found()) 2117config_host_data.set('CONFIG_MODULES', enable_modules) 2118config_host_data.set('CONFIG_NUMA', numa.found()) 2119if numa.found() 2120 config_host_data.set('HAVE_NUMA_HAS_PREFERRED_MANY', 2121 cc.has_function('numa_has_preferred_many', 2122 dependencies: numa)) 2123endif 2124config_host_data.set('CONFIG_OPENGL', opengl.found()) 2125config_host_data.set('CONFIG_PROFILER', get_option('profiler')) 2126config_host_data.set('CONFIG_RBD', rbd.found()) 2127config_host_data.set('CONFIG_RDMA', rdma.found()) 2128config_host_data.set('CONFIG_SAFESTACK', get_option('safe_stack')) 2129config_host_data.set('CONFIG_SDL', sdl.found()) 2130config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found()) 2131config_host_data.set('CONFIG_SECCOMP', seccomp.found()) 2132if seccomp.found() 2133 config_host_data.set('CONFIG_SECCOMP_SYSRAWRC', seccomp_has_sysrawrc) 2134endif 2135config_host_data.set('CONFIG_SNAPPY', snappy.found()) 2136config_host_data.set('CONFIG_TPM', have_tpm) 2137config_host_data.set('CONFIG_TSAN', get_option('tsan')) 2138config_host_data.set('CONFIG_USB_LIBUSB', libusb.found()) 2139config_host_data.set('CONFIG_VDE', vde.found()) 2140config_host_data.set('CONFIG_VHOST_NET', have_vhost_net) 2141config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user) 2142config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa) 2143config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel) 2144config_host_data.set('CONFIG_VHOST_USER', have_vhost_user) 2145config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto) 2146config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa) 2147config_host_data.set('CONFIG_VMNET', vmnet.found()) 2148config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server) 2149config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export) 2150config_host_data.set('CONFIG_PNG', png.found()) 2151config_host_data.set('CONFIG_VNC', vnc.found()) 2152config_host_data.set('CONFIG_VNC_JPEG', jpeg.found()) 2153config_host_data.set('CONFIG_VNC_SASL', sasl.found()) 2154config_host_data.set('CONFIG_VIRTFS', have_virtfs) 2155config_host_data.set('CONFIG_VTE', vte.found()) 2156config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found()) 2157config_host_data.set('CONFIG_KEYUTILS', keyutils.found()) 2158config_host_data.set('CONFIG_GETTID', has_gettid) 2159config_host_data.set('CONFIG_GNUTLS', gnutls.found()) 2160config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found()) 2161config_host_data.set('CONFIG_TASN1', tasn1.found()) 2162config_host_data.set('CONFIG_GCRYPT', gcrypt.found()) 2163config_host_data.set('CONFIG_NETTLE', nettle.found()) 2164config_host_data.set('CONFIG_HOGWEED', hogweed.found()) 2165config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private') 2166config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim) 2167config_host_data.set('CONFIG_STATX', has_statx) 2168config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id) 2169config_host_data.set('CONFIG_ZSTD', zstd.found()) 2170config_host_data.set('CONFIG_FUSE', fuse.found()) 2171config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found()) 2172config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found()) 2173if spice_protocol.found() 2174config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0]) 2175config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1]) 2176config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2]) 2177endif 2178config_host_data.set('CONFIG_SPICE', spice.found()) 2179config_host_data.set('CONFIG_X11', x11.found()) 2180config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display) 2181config_host_data.set('CONFIG_CFI', get_option('cfi')) 2182config_host_data.set('CONFIG_SELINUX', selinux.found()) 2183config_host_data.set('CONFIG_XEN_BACKEND', xen.found()) 2184config_host_data.set('CONFIG_LIBDW', libdw.found()) 2185if xen.found() 2186 # protect from xen.version() having less than three components 2187 xen_version = xen.version().split('.') + ['0', '0'] 2188 xen_ctrl_version = xen_version[0] + \ 2189 ('0' + xen_version[1]).substring(-2) + \ 2190 ('0' + xen_version[2]).substring(-2) 2191 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version) 2192endif 2193config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version())) 2194config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0]) 2195config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1]) 2196config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2]) 2197 2198config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf) 2199config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device) 2200 2201have_coroutine_pool = get_option('coroutine_pool') 2202if get_option('debug_stack_usage') and have_coroutine_pool 2203 message('Disabling coroutine pool to measure stack usage') 2204 have_coroutine_pool = false 2205endif 2206config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool) 2207config_host_data.set('CONFIG_DEBUG_GRAPH_LOCK', get_option('debug_graph_lock')) 2208config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex')) 2209config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage')) 2210config_host_data.set('CONFIG_GPROF', get_option('gprof')) 2211config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed()) 2212config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug')) 2213config_host_data.set('CONFIG_REPLICATION', get_option('replication').allowed()) 2214 2215# has_header 2216config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h')) 2217config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h')) 2218config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h')) 2219config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h')) 2220config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h')) 2221config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h')) 2222config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h')) 2223config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h')) 2224config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h')) 2225if targetos == 'windows' 2226 config_host_data.set('HAVE_AFUNIX_H', cc.has_header('afunix.h')) 2227endif 2228 2229# has_function 2230config_host_data.set('CONFIG_CLOSE_RANGE', cc.has_function('close_range')) 2231config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4')) 2232config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime')) 2233config_host_data.set('CONFIG_DUP3', cc.has_function('dup3')) 2234config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate')) 2235config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate')) 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_SOFTMMU': 'y' } 2869 endif 2870 if target.endswith('-user') 2871 config_target += { 2872 'CONFIG_USER_ONLY': 'y', 2873 'CONFIG_QEMU_INTERP_PREFIX': 2874 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME']) 2875 } 2876 endif 2877 2878 accel_kconfig = [] 2879 foreach sym: accelerators 2880 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, []) 2881 config_target += { sym: 'y' } 2882 config_all += { sym: 'y' } 2883 if target in modular_tcg 2884 config_target += { 'CONFIG_TCG_MODULAR': 'y' } 2885 else 2886 config_target += { 'CONFIG_TCG_BUILTIN': 'y' } 2887 endif 2888 accel_kconfig += [ sym + '=y' ] 2889 endif 2890 endforeach 2891 if accel_kconfig.length() == 0 2892 if default_targets 2893 continue 2894 endif 2895 error('No accelerator available for target @0@'.format(target)) 2896 endif 2897 2898 actual_target_dirs += target 2899 config_target += keyval.load('configs/targets' / target + '.mak') 2900 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' } 2901 2902 if 'TARGET_NEED_FDT' in config_target 2903 fdt_required += target 2904 endif 2905 2906 # Add default keys 2907 if 'TARGET_BASE_ARCH' not in config_target 2908 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']} 2909 endif 2910 if 'TARGET_ABI_DIR' not in config_target 2911 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']} 2912 endif 2913 if 'TARGET_BIG_ENDIAN' not in config_target 2914 config_target += {'TARGET_BIG_ENDIAN': 'n'} 2915 endif 2916 2917 foreach k, v: disassemblers 2918 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k) 2919 foreach sym: v 2920 config_target += { sym: 'y' } 2921 config_all_disas += { sym: 'y' } 2922 endforeach 2923 endif 2924 endforeach 2925 2926 config_target_data = configuration_data() 2927 foreach k, v: config_target 2928 if not k.startswith('TARGET_') and not k.startswith('CONFIG_') 2929 # do nothing 2930 elif ignored.contains(k) 2931 # do nothing 2932 elif k == 'TARGET_BASE_ARCH' 2933 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is 2934 # not used to select files from sourcesets. 2935 config_target_data.set('TARGET_' + v.to_upper(), 1) 2936 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX' 2937 config_target_data.set_quoted(k, v) 2938 elif v == 'y' 2939 config_target_data.set(k, 1) 2940 elif v == 'n' 2941 config_target_data.set(k, 0) 2942 else 2943 config_target_data.set(k, v) 2944 endif 2945 endforeach 2946 config_target_data.set('QEMU_ARCH', 2947 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper()) 2948 config_target_h += {target: configure_file(output: target + '-config-target.h', 2949 configuration: config_target_data)} 2950 2951 if target.endswith('-softmmu') 2952 config_input = meson.get_external_property(target, 'default') 2953 config_devices_mak = target + '-config-devices.mak' 2954 config_devices_mak = configure_file( 2955 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'], 2956 output: config_devices_mak, 2957 depfile: config_devices_mak + '.d', 2958 capture: true, 2959 command: [minikconf, 2960 get_option('default_devices') ? '--defconfig' : '--allnoconfig', 2961 config_devices_mak, '@DEPFILE@', '@INPUT@', 2962 host_kconfig, accel_kconfig, 2963 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y']) 2964 2965 config_devices_data = configuration_data() 2966 config_devices = keyval.load(config_devices_mak) 2967 foreach k, v: config_devices 2968 config_devices_data.set(k, 1) 2969 endforeach 2970 config_devices_mak_list += config_devices_mak 2971 config_devices_h += {target: configure_file(output: target + '-config-devices.h', 2972 configuration: config_devices_data)} 2973 config_target += config_devices 2974 config_all_devices += config_devices 2975 endif 2976 config_target_mak += {target: config_target} 2977endforeach 2978target_dirs = actual_target_dirs 2979 2980# This configuration is used to build files that are shared by 2981# multiple binaries, and then extracted out of the "common" 2982# static_library target. 2983# 2984# We do not use all_sources()/all_dependencies(), because it would 2985# build literally all source files, including devices only used by 2986# targets that are not built for this compilation. The CONFIG_ALL 2987# pseudo symbol replaces it. 2988 2989config_all += config_all_devices 2990config_all += config_host 2991config_all += config_all_disas 2992config_all += { 2993 'CONFIG_XEN': xen.found(), 2994 'CONFIG_SOFTMMU': have_system, 2995 'CONFIG_USER_ONLY': have_user, 2996 'CONFIG_ALL': true, 2997} 2998 2999target_configs_h = [] 3000foreach target: target_dirs 3001 target_configs_h += config_target_h[target] 3002 target_configs_h += config_devices_h.get(target, []) 3003endforeach 3004genh += custom_target('config-poison.h', 3005 input: [target_configs_h], 3006 output: 'config-poison.h', 3007 capture: true, 3008 command: [find_program('scripts/make-config-poison.sh'), 3009 target_configs_h]) 3010 3011############## 3012# Submodules # 3013############## 3014 3015capstone = not_found 3016if not get_option('capstone').auto() or have_system or have_user 3017 capstone = dependency('capstone', version: '>=3.0.5', 3018 method: 'pkg-config', 3019 required: get_option('capstone')) 3020 3021 # Some versions of capstone have broken pkg-config file 3022 # that reports a wrong -I path, causing the #include to 3023 # fail later. If the system has such a broken version 3024 # do not use it. 3025 if capstone.found() and not cc.compiles('#include <capstone.h>', 3026 dependencies: [capstone]) 3027 capstone = not_found 3028 if get_option('capstone').enabled() 3029 error('capstone requested, but it does not appear to work') 3030 endif 3031 endif 3032endif 3033 3034libvfio_user_dep = not_found 3035if have_system and vfio_user_server_allowed 3036 libvfio_user_proj = subproject('libvfio-user', required: true) 3037 libvfio_user_dep = libvfio_user_proj.get_variable('libvfio_user_dep') 3038endif 3039 3040fdt = not_found 3041fdt_opt = get_option('fdt') 3042if fdt_required.length() > 0 or fdt_opt == 'enabled' 3043 if fdt_opt == 'disabled' 3044 error('fdt disabled but required by targets ' + ', '.join(fdt_required)) 3045 endif 3046 3047 if fdt_opt in ['enabled', 'auto', 'system'] 3048 fdt = cc.find_library('fdt', required: fdt_opt == 'system') 3049 if fdt.found() and cc.links(''' 3050 #include <libfdt.h> 3051 #include <libfdt_env.h> 3052 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''', 3053 dependencies: fdt) 3054 fdt_opt = 'system' 3055 elif fdt_opt == 'system' 3056 error('system libfdt requested, but it is too old (1.5.1 or newer required)') 3057 else 3058 fdt_opt = 'internal' 3059 fdt = not_found 3060 endif 3061 endif 3062 if not fdt.found() 3063 assert(fdt_opt == 'internal') 3064 libfdt_proj = subproject('dtc', required: true, 3065 default_options: ['tools=false', 'yaml=disabled', 3066 'python=disabled', 'default_library=static']) 3067 fdt = libfdt_proj.get_variable('libfdt_dep') 3068 endif 3069else 3070 fdt_opt = 'disabled' 3071endif 3072 3073config_host_data.set('CONFIG_CAPSTONE', capstone.found()) 3074config_host_data.set('CONFIG_FDT', fdt.found()) 3075config_host_data.set('CONFIG_SLIRP', slirp.found()) 3076 3077##################### 3078# Generated sources # 3079##################### 3080 3081genh += configure_file(output: 'config-host.h', configuration: config_host_data) 3082 3083hxtool = find_program('scripts/hxtool') 3084shaderinclude = find_program('scripts/shaderinclude.py') 3085qapi_gen = find_program('scripts/qapi-gen.py') 3086qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py', 3087 meson.current_source_dir() / 'scripts/qapi/commands.py', 3088 meson.current_source_dir() / 'scripts/qapi/common.py', 3089 meson.current_source_dir() / 'scripts/qapi/error.py', 3090 meson.current_source_dir() / 'scripts/qapi/events.py', 3091 meson.current_source_dir() / 'scripts/qapi/expr.py', 3092 meson.current_source_dir() / 'scripts/qapi/gen.py', 3093 meson.current_source_dir() / 'scripts/qapi/introspect.py', 3094 meson.current_source_dir() / 'scripts/qapi/main.py', 3095 meson.current_source_dir() / 'scripts/qapi/parser.py', 3096 meson.current_source_dir() / 'scripts/qapi/schema.py', 3097 meson.current_source_dir() / 'scripts/qapi/source.py', 3098 meson.current_source_dir() / 'scripts/qapi/types.py', 3099 meson.current_source_dir() / 'scripts/qapi/visit.py', 3100 meson.current_source_dir() / 'scripts/qapi-gen.py' 3101] 3102 3103tracetool = [ 3104 python, files('scripts/tracetool.py'), 3105 '--backend=' + ','.join(get_option('trace_backends')) 3106] 3107tracetool_depends = files( 3108 'scripts/tracetool/backend/log.py', 3109 'scripts/tracetool/backend/__init__.py', 3110 'scripts/tracetool/backend/dtrace.py', 3111 'scripts/tracetool/backend/ftrace.py', 3112 'scripts/tracetool/backend/simple.py', 3113 'scripts/tracetool/backend/syslog.py', 3114 'scripts/tracetool/backend/ust.py', 3115 'scripts/tracetool/format/ust_events_c.py', 3116 'scripts/tracetool/format/ust_events_h.py', 3117 'scripts/tracetool/format/__init__.py', 3118 'scripts/tracetool/format/d.py', 3119 'scripts/tracetool/format/simpletrace_stap.py', 3120 'scripts/tracetool/format/c.py', 3121 'scripts/tracetool/format/h.py', 3122 'scripts/tracetool/format/log_stap.py', 3123 'scripts/tracetool/format/stap.py', 3124 'scripts/tracetool/__init__.py', 3125 'scripts/tracetool/vcpu.py' 3126) 3127 3128qemu_version_cmd = [find_program('scripts/qemu-version.sh'), 3129 meson.current_source_dir(), 3130 get_option('pkgversion'), meson.project_version()] 3131qemu_version = custom_target('qemu-version.h', 3132 output: 'qemu-version.h', 3133 command: qemu_version_cmd, 3134 capture: true, 3135 build_by_default: true, 3136 build_always_stale: true) 3137genh += qemu_version 3138 3139hxdep = [] 3140hx_headers = [ 3141 ['qemu-options.hx', 'qemu-options.def'], 3142 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'], 3143] 3144if have_system 3145 hx_headers += [ 3146 ['hmp-commands.hx', 'hmp-commands.h'], 3147 ['hmp-commands-info.hx', 'hmp-commands-info.h'], 3148 ] 3149endif 3150foreach d : hx_headers 3151 hxdep += custom_target(d[1], 3152 input: files(d[0]), 3153 output: d[1], 3154 capture: true, 3155 build_by_default: true, # to be removed when added to a target 3156 command: [hxtool, '-h', '@INPUT0@']) 3157endforeach 3158genh += hxdep 3159 3160################### 3161# Collect sources # 3162################### 3163 3164authz_ss = ss.source_set() 3165blockdev_ss = ss.source_set() 3166block_ss = ss.source_set() 3167chardev_ss = ss.source_set() 3168common_ss = ss.source_set() 3169crypto_ss = ss.source_set() 3170hwcore_ss = ss.source_set() 3171io_ss = ss.source_set() 3172qmp_ss = ss.source_set() 3173qom_ss = ss.source_set() 3174softmmu_ss = ss.source_set() 3175specific_fuzz_ss = ss.source_set() 3176specific_ss = ss.source_set() 3177stub_ss = ss.source_set() 3178trace_ss = ss.source_set() 3179user_ss = ss.source_set() 3180util_ss = ss.source_set() 3181 3182# accel modules 3183qtest_module_ss = ss.source_set() 3184tcg_module_ss = ss.source_set() 3185 3186modules = {} 3187target_modules = {} 3188hw_arch = {} 3189target_arch = {} 3190target_softmmu_arch = {} 3191target_user_arch = {} 3192 3193############### 3194# Trace files # 3195############### 3196 3197# TODO: add each directory to the subdirs from its own meson.build, once 3198# we have those 3199trace_events_subdirs = [ 3200 'crypto', 3201 'qapi', 3202 'qom', 3203 'monitor', 3204 'util', 3205 'gdbstub', 3206] 3207if have_linux_user 3208 trace_events_subdirs += [ 'linux-user' ] 3209endif 3210if have_bsd_user 3211 trace_events_subdirs += [ 'bsd-user' ] 3212endif 3213if have_block 3214 trace_events_subdirs += [ 3215 'authz', 3216 'block', 3217 'io', 3218 'nbd', 3219 'scsi', 3220 ] 3221endif 3222if have_system 3223 trace_events_subdirs += [ 3224 'accel/kvm', 3225 'audio', 3226 'backends', 3227 'backends/tpm', 3228 'chardev', 3229 'ebpf', 3230 'hw/9pfs', 3231 'hw/acpi', 3232 'hw/adc', 3233 'hw/alpha', 3234 'hw/arm', 3235 'hw/audio', 3236 'hw/block', 3237 'hw/block/dataplane', 3238 'hw/char', 3239 'hw/display', 3240 'hw/dma', 3241 'hw/hyperv', 3242 'hw/i2c', 3243 'hw/i386', 3244 'hw/i386/xen', 3245 'hw/i386/kvm', 3246 'hw/ide', 3247 'hw/input', 3248 'hw/intc', 3249 'hw/isa', 3250 'hw/mem', 3251 'hw/mips', 3252 'hw/misc', 3253 'hw/misc/macio', 3254 'hw/net', 3255 'hw/net/can', 3256 'hw/nubus', 3257 'hw/nvme', 3258 'hw/nvram', 3259 'hw/pci', 3260 'hw/pci-host', 3261 'hw/ppc', 3262 'hw/rdma', 3263 'hw/rdma/vmw', 3264 'hw/rtc', 3265 'hw/s390x', 3266 'hw/scsi', 3267 'hw/sd', 3268 'hw/sh4', 3269 'hw/sparc', 3270 'hw/sparc64', 3271 'hw/ssi', 3272 'hw/timer', 3273 'hw/tpm', 3274 'hw/usb', 3275 'hw/vfio', 3276 'hw/virtio', 3277 'hw/watchdog', 3278 'hw/xen', 3279 'hw/gpio', 3280 'migration', 3281 'net', 3282 'softmmu', 3283 'ui', 3284 'hw/remote', 3285 ] 3286endif 3287if have_system or have_user 3288 trace_events_subdirs += [ 3289 'accel/tcg', 3290 'hw/core', 3291 'target/arm', 3292 'target/arm/hvf', 3293 'target/hppa', 3294 'target/i386', 3295 'target/i386/kvm', 3296 'target/mips/tcg', 3297 'target/nios2', 3298 'target/ppc', 3299 'target/riscv', 3300 'target/s390x', 3301 'target/s390x/kvm', 3302 'target/sparc', 3303 ] 3304endif 3305 3306vhost_user = not_found 3307if targetos == 'linux' and have_vhost_user 3308 libvhost_user = subproject('libvhost-user') 3309 vhost_user = libvhost_user.get_variable('vhost_user_dep') 3310endif 3311 3312libvduse = not_found 3313if have_libvduse 3314 libvduse_proj = subproject('libvduse') 3315 libvduse = libvduse_proj.get_variable('libvduse_dep') 3316endif 3317 3318# NOTE: the trace/ subdirectory needs the qapi_trace_events variable 3319# that is filled in by qapi/. 3320subdir('qapi') 3321subdir('qobject') 3322subdir('stubs') 3323subdir('trace') 3324subdir('util') 3325subdir('qom') 3326subdir('authz') 3327subdir('crypto') 3328subdir('ui') 3329subdir('hw') 3330subdir('gdbstub') 3331 3332if enable_modules 3333 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO') 3334 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO') 3335endif 3336 3337qom_ss = qom_ss.apply(config_host, strict: false) 3338libqom = static_library('qom', qom_ss.sources() + genh, 3339 dependencies: [qom_ss.dependencies()], 3340 name_suffix: 'fa') 3341qom = declare_dependency(link_whole: libqom) 3342 3343event_loop_base = files('event-loop-base.c') 3344event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh, 3345 build_by_default: true) 3346event_loop_base = declare_dependency(link_whole: event_loop_base, 3347 dependencies: [qom]) 3348 3349stub_ss = stub_ss.apply(config_all, strict: false) 3350 3351util_ss.add_all(trace_ss) 3352util_ss = util_ss.apply(config_all, strict: false) 3353libqemuutil = static_library('qemuutil', 3354 sources: util_ss.sources() + stub_ss.sources() + genh, 3355 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman]) 3356qemuutil = declare_dependency(link_with: libqemuutil, 3357 sources: genh + version_res, 3358 dependencies: [event_loop_base]) 3359 3360if have_system or have_user 3361 decodetree = generator(find_program('scripts/decodetree.py'), 3362 output: 'decode-@BASENAME@.c.inc', 3363 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@']) 3364 subdir('libdecnumber') 3365 subdir('target') 3366endif 3367 3368subdir('audio') 3369subdir('io') 3370subdir('chardev') 3371subdir('fsdev') 3372subdir('dump') 3373 3374if have_block 3375 block_ss.add(files( 3376 'block.c', 3377 'blockjob.c', 3378 'job.c', 3379 'qemu-io-cmds.c', 3380 )) 3381 if config_host_data.get('CONFIG_REPLICATION') 3382 block_ss.add(files('replication.c')) 3383 endif 3384 3385 subdir('nbd') 3386 subdir('scsi') 3387 subdir('block') 3388 3389 blockdev_ss.add(files( 3390 'blockdev.c', 3391 'blockdev-nbd.c', 3392 'iothread.c', 3393 'job-qmp.c', 3394 ), gnutls) 3395 3396 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon, 3397 # os-win32.c does not 3398 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c')) 3399 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')]) 3400endif 3401 3402common_ss.add(files('cpus-common.c')) 3403specific_ss.add(files('cpu.c')) 3404 3405subdir('softmmu') 3406 3407# Work around a gcc bug/misfeature wherein constant propagation looks 3408# through an alias: 3409# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696 3410# to guess that a const variable is always zero. Without lto, this is 3411# impossible, as the alias is restricted to page-vary-common.c. Indeed, 3412# without lto, not even the alias is required -- we simply use different 3413# declarations in different compilation units. 3414pagevary = files('page-vary-common.c') 3415if get_option('b_lto') 3416 pagevary_flags = ['-fno-lto'] 3417 if get_option('cfi') 3418 pagevary_flags += '-fno-sanitize=cfi-icall' 3419 endif 3420 pagevary = static_library('page-vary-common', sources: pagevary + genh, 3421 c_args: pagevary_flags) 3422 pagevary = declare_dependency(link_with: pagevary) 3423endif 3424common_ss.add(pagevary) 3425specific_ss.add(files('page-vary.c')) 3426 3427subdir('backends') 3428subdir('disas') 3429subdir('migration') 3430subdir('monitor') 3431subdir('net') 3432subdir('replay') 3433subdir('semihosting') 3434subdir('stats') 3435subdir('tcg') 3436subdir('fpu') 3437subdir('accel') 3438subdir('plugins') 3439subdir('ebpf') 3440 3441common_user_inc = [] 3442 3443subdir('common-user') 3444subdir('bsd-user') 3445subdir('linux-user') 3446 3447# needed for fuzzing binaries 3448subdir('tests/qtest/libqos') 3449subdir('tests/qtest/fuzz') 3450 3451# accel modules 3452tcg_real_module_ss = ss.source_set() 3453tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss) 3454specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss) 3455target_modules += { 'accel' : { 'qtest': qtest_module_ss, 3456 'tcg': tcg_real_module_ss }} 3457 3458######################## 3459# Library dependencies # 3460######################## 3461 3462modinfo_collect = find_program('scripts/modinfo-collect.py') 3463modinfo_generate = find_program('scripts/modinfo-generate.py') 3464modinfo_files = [] 3465 3466block_mods = [] 3467softmmu_mods = [] 3468foreach d, list : modules 3469 if not (d == 'block' ? have_block : have_system) 3470 continue 3471 endif 3472 3473 foreach m, module_ss : list 3474 if enable_modules 3475 module_ss = module_ss.apply(config_all, strict: false) 3476 sl = static_library(d + '-' + m, [genh, module_ss.sources()], 3477 dependencies: [modulecommon, module_ss.dependencies()], pic: true) 3478 if d == 'block' 3479 block_mods += sl 3480 else 3481 softmmu_mods += sl 3482 endif 3483 if module_ss.sources() != [] 3484 # FIXME: Should use sl.extract_all_objects(recursive: true) as 3485 # input. Sources can be used multiple times but objects are 3486 # unique when it comes to lookup in compile_commands.json. 3487 # Depnds on a mesion version with 3488 # https://github.com/mesonbuild/meson/pull/8900 3489 modinfo_files += custom_target(d + '-' + m + '.modinfo', 3490 output: d + '-' + m + '.modinfo', 3491 input: module_ss.sources() + genh, 3492 capture: true, 3493 command: [modinfo_collect, module_ss.sources()]) 3494 endif 3495 else 3496 if d == 'block' 3497 block_ss.add_all(module_ss) 3498 else 3499 softmmu_ss.add_all(module_ss) 3500 endif 3501 endif 3502 endforeach 3503endforeach 3504 3505foreach d, list : target_modules 3506 foreach m, module_ss : list 3507 if enable_modules 3508 foreach target : target_dirs 3509 if target.endswith('-softmmu') 3510 config_target = config_target_mak[target] 3511 config_target += config_host 3512 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] 3513 c_args = ['-DNEED_CPU_H', 3514 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), 3515 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] 3516 target_module_ss = module_ss.apply(config_target, strict: false) 3517 if target_module_ss.sources() != [] 3518 module_name = d + '-' + m + '-' + config_target['TARGET_NAME'] 3519 sl = static_library(module_name, 3520 [genh, target_module_ss.sources()], 3521 dependencies: [modulecommon, target_module_ss.dependencies()], 3522 include_directories: target_inc, 3523 c_args: c_args, 3524 pic: true) 3525 softmmu_mods += sl 3526 # FIXME: Should use sl.extract_all_objects(recursive: true) too. 3527 modinfo_files += custom_target(module_name + '.modinfo', 3528 output: module_name + '.modinfo', 3529 input: target_module_ss.sources() + genh, 3530 capture: true, 3531 command: [modinfo_collect, '--target', target, target_module_ss.sources()]) 3532 endif 3533 endif 3534 endforeach 3535 else 3536 specific_ss.add_all(module_ss) 3537 endif 3538 endforeach 3539endforeach 3540 3541if enable_modules 3542 foreach target : target_dirs 3543 if target.endswith('-softmmu') 3544 config_target = config_target_mak[target] 3545 config_devices_mak = target + '-config-devices.mak' 3546 modinfo_src = custom_target('modinfo-' + target + '.c', 3547 output: 'modinfo-' + target + '.c', 3548 input: modinfo_files, 3549 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'], 3550 capture: true) 3551 3552 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src) 3553 modinfo_dep = declare_dependency(link_with: modinfo_lib) 3554 3555 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH'] 3556 hw_arch[arch].add(modinfo_dep) 3557 endif 3558 endforeach 3559endif 3560 3561nm = find_program('nm') 3562undefsym = find_program('scripts/undefsym.py') 3563block_syms = custom_target('block.syms', output: 'block.syms', 3564 input: [libqemuutil, block_mods], 3565 capture: true, 3566 command: [undefsym, nm, '@INPUT@']) 3567qemu_syms = custom_target('qemu.syms', output: 'qemu.syms', 3568 input: [libqemuutil, softmmu_mods], 3569 capture: true, 3570 command: [undefsym, nm, '@INPUT@']) 3571 3572authz_ss = authz_ss.apply(config_host, strict: false) 3573libauthz = static_library('authz', authz_ss.sources() + genh, 3574 dependencies: [authz_ss.dependencies()], 3575 name_suffix: 'fa', 3576 build_by_default: false) 3577 3578authz = declare_dependency(link_whole: libauthz, 3579 dependencies: qom) 3580 3581crypto_ss = crypto_ss.apply(config_host, strict: false) 3582libcrypto = static_library('crypto', crypto_ss.sources() + genh, 3583 dependencies: [crypto_ss.dependencies()], 3584 name_suffix: 'fa', 3585 build_by_default: false) 3586 3587crypto = declare_dependency(link_whole: libcrypto, 3588 dependencies: [authz, qom]) 3589 3590io_ss = io_ss.apply(config_host, strict: false) 3591libio = static_library('io', io_ss.sources() + genh, 3592 dependencies: [io_ss.dependencies()], 3593 link_with: libqemuutil, 3594 name_suffix: 'fa', 3595 build_by_default: false) 3596 3597io = declare_dependency(link_whole: libio, dependencies: [crypto, qom]) 3598 3599libmigration = static_library('migration', sources: migration_files + genh, 3600 name_suffix: 'fa', 3601 build_by_default: false) 3602migration = declare_dependency(link_with: libmigration, 3603 dependencies: [zlib, qom, io]) 3604softmmu_ss.add(migration) 3605 3606block_ss = block_ss.apply(config_host, strict: false) 3607libblock = static_library('block', block_ss.sources() + genh, 3608 dependencies: block_ss.dependencies(), 3609 link_depends: block_syms, 3610 name_suffix: 'fa', 3611 build_by_default: false) 3612 3613block = declare_dependency(link_whole: [libblock], 3614 link_args: '@block.syms', 3615 dependencies: [crypto, io]) 3616 3617blockdev_ss = blockdev_ss.apply(config_host, strict: false) 3618libblockdev = static_library('blockdev', blockdev_ss.sources() + genh, 3619 dependencies: blockdev_ss.dependencies(), 3620 name_suffix: 'fa', 3621 build_by_default: false) 3622 3623blockdev = declare_dependency(link_whole: [libblockdev], 3624 dependencies: [block, event_loop_base]) 3625 3626qmp_ss = qmp_ss.apply(config_host, strict: false) 3627libqmp = static_library('qmp', qmp_ss.sources() + genh, 3628 dependencies: qmp_ss.dependencies(), 3629 name_suffix: 'fa', 3630 build_by_default: false) 3631 3632qmp = declare_dependency(link_whole: [libqmp]) 3633 3634libchardev = static_library('chardev', chardev_ss.sources() + genh, 3635 name_suffix: 'fa', 3636 dependencies: chardev_ss.dependencies(), 3637 build_by_default: false) 3638 3639chardev = declare_dependency(link_whole: libchardev) 3640 3641hwcore_ss = hwcore_ss.apply(config_host, strict: false) 3642libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh, 3643 name_suffix: 'fa', 3644 build_by_default: false) 3645hwcore = declare_dependency(link_whole: libhwcore) 3646common_ss.add(hwcore) 3647 3648########### 3649# Targets # 3650########### 3651 3652emulator_modules = [] 3653foreach m : block_mods + softmmu_mods 3654 emulator_modules += shared_module(m.name(), 3655 build_by_default: true, 3656 name_prefix: '', 3657 link_whole: m, 3658 install: true, 3659 install_dir: qemu_moddir) 3660endforeach 3661if emulator_modules.length() > 0 3662 alias_target('modules', emulator_modules) 3663endif 3664 3665softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp) 3666common_ss.add(qom, qemuutil) 3667 3668common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss]) 3669common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss) 3670 3671common_all = common_ss.apply(config_all, strict: false) 3672common_all = static_library('common', 3673 build_by_default: false, 3674 sources: common_all.sources() + genh, 3675 include_directories: common_user_inc, 3676 implicit_include_directories: false, 3677 dependencies: common_all.dependencies(), 3678 name_suffix: 'fa') 3679 3680feature_to_c = find_program('scripts/feature_to_c.sh') 3681 3682if targetos == 'darwin' 3683 entitlement = find_program('scripts/entitlement.sh') 3684endif 3685 3686emulators = {} 3687foreach target : target_dirs 3688 config_target = config_target_mak[target] 3689 target_name = config_target['TARGET_NAME'] 3690 target_base_arch = config_target['TARGET_BASE_ARCH'] 3691 arch_srcs = [config_target_h[target]] 3692 arch_deps = [] 3693 c_args = ['-DNEED_CPU_H', 3694 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), 3695 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] 3696 link_args = emulator_link_args 3697 3698 config_target += config_host 3699 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] 3700 if targetos == 'linux' 3701 target_inc += include_directories('linux-headers', is_system: true) 3702 endif 3703 if target.endswith('-softmmu') 3704 target_type='system' 3705 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false) 3706 arch_srcs += t.sources() 3707 arch_deps += t.dependencies() 3708 3709 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch 3710 hw = hw_arch[hw_dir].apply(config_target, strict: false) 3711 arch_srcs += hw.sources() 3712 arch_deps += hw.dependencies() 3713 3714 arch_srcs += config_devices_h[target] 3715 link_args += ['@block.syms', '@qemu.syms'] 3716 else 3717 abi = config_target['TARGET_ABI_DIR'] 3718 target_type='user' 3719 target_inc += common_user_inc 3720 if target_base_arch in target_user_arch 3721 t = target_user_arch[target_base_arch].apply(config_target, strict: false) 3722 arch_srcs += t.sources() 3723 arch_deps += t.dependencies() 3724 endif 3725 if 'CONFIG_LINUX_USER' in config_target 3726 base_dir = 'linux-user' 3727 endif 3728 if 'CONFIG_BSD_USER' in config_target 3729 base_dir = 'bsd-user' 3730 target_inc += include_directories('bsd-user/' / targetos) 3731 target_inc += include_directories('bsd-user/host/' / host_arch) 3732 dir = base_dir / abi 3733 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c') 3734 endif 3735 target_inc += include_directories( 3736 base_dir, 3737 base_dir / abi, 3738 ) 3739 if 'CONFIG_LINUX_USER' in config_target 3740 dir = base_dir / abi 3741 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c') 3742 if config_target.has_key('TARGET_SYSTBL_ABI') 3743 arch_srcs += \ 3744 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'], 3745 extra_args : config_target['TARGET_SYSTBL_ABI']) 3746 endif 3747 endif 3748 endif 3749 3750 if 'TARGET_XML_FILES' in config_target 3751 gdbstub_xml = custom_target(target + '-gdbstub-xml.c', 3752 output: target + '-gdbstub-xml.c', 3753 input: files(config_target['TARGET_XML_FILES'].split()), 3754 command: [feature_to_c, '@INPUT@'], 3755 capture: true) 3756 arch_srcs += gdbstub_xml 3757 endif 3758 3759 t = target_arch[target_base_arch].apply(config_target, strict: false) 3760 arch_srcs += t.sources() 3761 arch_deps += t.dependencies() 3762 3763 target_common = common_ss.apply(config_target, strict: false) 3764 objects = common_all.extract_objects(target_common.sources()) 3765 deps = target_common.dependencies() 3766 3767 target_specific = specific_ss.apply(config_target, strict: false) 3768 arch_srcs += target_specific.sources() 3769 arch_deps += target_specific.dependencies() 3770 3771 lib = static_library('qemu-' + target, 3772 sources: arch_srcs + genh, 3773 dependencies: arch_deps, 3774 objects: objects, 3775 include_directories: target_inc, 3776 c_args: c_args, 3777 build_by_default: false, 3778 name_suffix: 'fa') 3779 3780 if target.endswith('-softmmu') 3781 execs = [{ 3782 'name': 'qemu-system-' + target_name, 3783 'win_subsystem': 'console', 3784 'sources': files('softmmu/main.c'), 3785 'dependencies': [] 3786 }] 3787 if targetos == 'windows' and (sdl.found() or gtk.found()) 3788 execs += [{ 3789 'name': 'qemu-system-' + target_name + 'w', 3790 'win_subsystem': 'windows', 3791 'sources': files('softmmu/main.c'), 3792 'dependencies': [] 3793 }] 3794 endif 3795 if get_option('fuzzing') 3796 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false) 3797 execs += [{ 3798 'name': 'qemu-fuzz-' + target_name, 3799 'win_subsystem': 'console', 3800 'sources': specific_fuzz.sources(), 3801 'dependencies': specific_fuzz.dependencies(), 3802 }] 3803 endif 3804 else 3805 execs = [{ 3806 'name': 'qemu-' + target_name, 3807 'win_subsystem': 'console', 3808 'sources': [], 3809 'dependencies': [] 3810 }] 3811 endif 3812 foreach exe: execs 3813 exe_name = exe['name'] 3814 if targetos == 'darwin' 3815 exe_name += '-unsigned' 3816 endif 3817 3818 emulator = executable(exe_name, exe['sources'], 3819 install: true, 3820 c_args: c_args, 3821 dependencies: arch_deps + deps + exe['dependencies'], 3822 objects: lib.extract_all_objects(recursive: true), 3823 link_language: link_language, 3824 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []), 3825 link_args: link_args, 3826 win_subsystem: exe['win_subsystem']) 3827 3828 if targetos == 'darwin' 3829 icon = 'pc-bios/qemu.rsrc' 3830 build_input = [emulator, files(icon)] 3831 install_input = [ 3832 get_option('bindir') / exe_name, 3833 meson.current_source_dir() / icon 3834 ] 3835 if 'CONFIG_HVF' in config_target 3836 entitlements = 'accel/hvf/entitlements.plist' 3837 build_input += files(entitlements) 3838 install_input += meson.current_source_dir() / entitlements 3839 endif 3840 3841 emulators += {exe['name'] : custom_target(exe['name'], 3842 input: build_input, 3843 output: exe['name'], 3844 command: [entitlement, '@OUTPUT@', '@INPUT@']) 3845 } 3846 3847 meson.add_install_script(entitlement, '--install', 3848 get_option('bindir') / exe['name'], 3849 install_input) 3850 else 3851 emulators += {exe['name']: emulator} 3852 endif 3853 3854 if stap.found() 3855 foreach stp: [ 3856 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false}, 3857 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true}, 3858 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true}, 3859 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true}, 3860 ] 3861 custom_target(exe['name'] + stp['ext'], 3862 input: trace_events_all, 3863 output: exe['name'] + stp['ext'], 3864 install: stp['install'], 3865 install_dir: get_option('datadir') / 'systemtap/tapset', 3866 command: [ 3867 tracetool, '--group=all', '--format=' + stp['fmt'], 3868 '--binary=' + stp['bin'], 3869 '--target-name=' + target_name, 3870 '--target-type=' + target_type, 3871 '--probe-prefix=qemu.' + target_type + '.' + target_name, 3872 '@INPUT@', '@OUTPUT@' 3873 ], 3874 depend_files: tracetool_depends) 3875 endforeach 3876 endif 3877 endforeach 3878endforeach 3879 3880# Other build targets 3881 3882if 'CONFIG_PLUGIN' in config_host 3883 install_headers('include/qemu/qemu-plugin.h') 3884endif 3885 3886subdir('qga') 3887 3888# Don't build qemu-keymap if xkbcommon is not explicitly enabled 3889# when we don't build tools or system 3890if xkbcommon.found() 3891 # used for the update-keymaps target, so include rules even if !have_tools 3892 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh, 3893 dependencies: [qemuutil, xkbcommon], install: have_tools) 3894endif 3895 3896if have_tools 3897 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep], 3898 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true) 3899 qemu_io = executable('qemu-io', files('qemu-io.c'), 3900 dependencies: [block, qemuutil], install: true) 3901 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'), 3902 dependencies: [blockdev, qemuutil, gnutls, selinux], 3903 install: true) 3904 3905 subdir('storage-daemon') 3906 subdir('contrib/rdmacm-mux') 3907 subdir('contrib/elf2dmp') 3908 3909 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'), 3910 dependencies: qemuutil, 3911 install: true) 3912 3913 if have_vhost_user 3914 subdir('contrib/vhost-user-blk') 3915 subdir('contrib/vhost-user-gpu') 3916 subdir('contrib/vhost-user-input') 3917 subdir('contrib/vhost-user-scsi') 3918 endif 3919 3920 if targetos == 'linux' 3921 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'), 3922 dependencies: [qemuutil, libcap_ng], 3923 install: true, 3924 install_dir: get_option('libexecdir')) 3925 3926 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'), 3927 dependencies: [authz, crypto, io, qom, qemuutil, 3928 libcap_ng, mpathpersist], 3929 install: true) 3930 endif 3931 3932 if have_ivshmem 3933 subdir('contrib/ivshmem-client') 3934 subdir('contrib/ivshmem-server') 3935 endif 3936endif 3937 3938subdir('scripts') 3939subdir('tools') 3940subdir('pc-bios') 3941subdir('docs') 3942subdir('tests') 3943if gtk.found() 3944 subdir('po') 3945endif 3946 3947if host_machine.system() == 'windows' 3948 nsis_cmd = [ 3949 find_program('scripts/nsis.py'), 3950 '@OUTPUT@', 3951 get_option('prefix'), 3952 meson.current_source_dir(), 3953 glib_pc.get_variable('bindir'), 3954 host_machine.cpu(), 3955 '--', 3956 '-DDISPLAYVERSION=' + meson.project_version(), 3957 ] 3958 if build_docs 3959 nsis_cmd += '-DCONFIG_DOCUMENTATION=y' 3960 endif 3961 if gtk.found() 3962 nsis_cmd += '-DCONFIG_GTK=y' 3963 endif 3964 3965 nsis = custom_target('nsis', 3966 output: 'qemu-setup-' + meson.project_version() + '.exe', 3967 input: files('qemu.nsi'), 3968 build_always_stale: true, 3969 command: nsis_cmd + ['@INPUT@']) 3970 alias_target('installer', nsis) 3971endif 3972 3973######################### 3974# Configuration summary # 3975######################### 3976 3977# Build environment 3978summary_info = {} 3979summary_info += {'Build directory': meson.current_build_dir()} 3980summary_info += {'Source path': meson.current_source_dir()} 3981summary_info += {'Download dependencies': get_option('wrap_mode') != 'nodownload'} 3982summary(summary_info, bool_yn: true, section: 'Build environment') 3983 3984# Directories 3985summary_info += {'Install prefix': get_option('prefix')} 3986summary_info += {'BIOS directory': qemu_datadir} 3987pathsep = targetos == 'windows' ? ';' : ':' 3988summary_info += {'firmware path': pathsep.join(get_option('qemu_firmwarepath'))} 3989summary_info += {'binary directory': get_option('prefix') / get_option('bindir')} 3990summary_info += {'library directory': get_option('prefix') / get_option('libdir')} 3991summary_info += {'module directory': qemu_moddir} 3992summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')} 3993summary_info += {'include directory': get_option('prefix') / get_option('includedir')} 3994summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')} 3995if targetos != 'windows' 3996 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')} 3997 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')} 3998else 3999 summary_info += {'local state directory': 'queried at runtime'} 4000endif 4001summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')} 4002summary(summary_info, bool_yn: true, section: 'Directories') 4003 4004# Host binaries 4005summary_info = {} 4006summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())} 4007summary_info += {'sphinx-build': sphinx_build} 4008if config_host.has_key('HAVE_GDB_BIN') 4009 summary_info += {'gdb': config_host['HAVE_GDB_BIN']} 4010endif 4011summary_info += {'iasl': iasl} 4012summary_info += {'genisoimage': config_host['GENISOIMAGE']} 4013if targetos == 'windows' and have_ga 4014 summary_info += {'wixl': wixl} 4015endif 4016if slirp.found() and have_system 4017 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false} 4018endif 4019summary(summary_info, bool_yn: true, section: 'Host binaries') 4020 4021# Configurable features 4022summary_info = {} 4023summary_info += {'Documentation': build_docs} 4024summary_info += {'system-mode emulation': have_system} 4025summary_info += {'user-mode emulation': have_user} 4026summary_info += {'block layer': have_block} 4027summary_info += {'Install blobs': get_option('install_blobs')} 4028summary_info += {'module support': enable_modules} 4029if enable_modules 4030 summary_info += {'alternative module path': get_option('module_upgrades')} 4031endif 4032summary_info += {'fuzzing support': get_option('fuzzing')} 4033if have_system 4034 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)} 4035endif 4036summary_info += {'Trace backends': ','.join(get_option('trace_backends'))} 4037if 'simple' in get_option('trace_backends') 4038 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'} 4039endif 4040summary_info += {'D-Bus display': dbus_display} 4041summary_info += {'QOM debugging': get_option('qom_cast_debug')} 4042summary_info += {'vhost-kernel support': have_vhost_kernel} 4043summary_info += {'vhost-net support': have_vhost_net} 4044summary_info += {'vhost-user support': have_vhost_user} 4045summary_info += {'vhost-user-crypto support': have_vhost_user_crypto} 4046summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server} 4047summary_info += {'vhost-vdpa support': have_vhost_vdpa} 4048summary_info += {'build guest agent': have_ga} 4049summary(summary_info, bool_yn: true, section: 'Configurable features') 4050 4051# Compilation information 4052summary_info = {} 4053summary_info += {'host CPU': cpu} 4054summary_info += {'host endianness': build_machine.endian()} 4055summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())} 4056summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())} 4057if link_language == 'cpp' 4058 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())} 4059else 4060 summary_info += {'C++ compiler': false} 4061endif 4062if targetos == 'darwin' 4063 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())} 4064endif 4065option_cflags = (get_option('debug') ? ['-g'] : []) 4066if get_option('optimization') != 'plain' 4067 option_cflags += ['-O' + get_option('optimization')] 4068endif 4069summary_info += {'CFLAGS': ' '.join(get_option('c_args') + option_cflags)} 4070if link_language == 'cpp' 4071 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args') + option_cflags)} 4072endif 4073if targetos == 'darwin' 4074 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args') + option_cflags)} 4075endif 4076link_args = get_option(link_language + '_link_args') 4077if link_args.length() > 0 4078 summary_info += {'LDFLAGS': ' '.join(link_args)} 4079endif 4080summary_info += {'QEMU_CFLAGS': ' '.join(qemu_common_flags + qemu_cflags)} 4081if 'cpp' in all_languages 4082 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_common_flags + qemu_cxxflags)} 4083endif 4084if 'objc' in all_languages 4085 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_common_flags)} 4086endif 4087summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)} 4088summary_info += {'profiler': get_option('profiler')} 4089summary_info += {'link-time optimization (LTO)': get_option('b_lto')} 4090summary_info += {'PIE': get_option('b_pie')} 4091summary_info += {'static build': config_host.has_key('CONFIG_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