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' ] 1687 xen_libs = { 1688 '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ], 1689 '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ], 1690 '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1691 '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1692 '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ], 1693 } 1694 xen_deps = {} 1695 foreach ver: xen_tests 1696 # cache the various library tests to avoid polluting the logs 1697 xen_test_deps = [] 1698 foreach l: xen_libs[ver] 1699 if l not in xen_deps 1700 xen_deps += { l: cc.find_library(l, required: false) } 1701 endif 1702 xen_test_deps += xen_deps[l] 1703 endforeach 1704 1705 # Use -D to pick just one of the test programs in scripts/xen-detect.c 1706 xen_version = ver.split('.') 1707 xen_ctrl_version = xen_version[0] + \ 1708 ('0' + xen_version[1]).substring(-2) + \ 1709 ('0' + xen_version[2]).substring(-2) 1710 if cc.links(files('scripts/xen-detect.c'), 1711 args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version, 1712 dependencies: xen_test_deps) 1713 xen = declare_dependency(version: ver, dependencies: xen_test_deps) 1714 break 1715 endif 1716 endforeach 1717 endif 1718 if xen.found() 1719 accelerators += 'CONFIG_XEN' 1720 elif get_option('xen').enabled() 1721 error('could not compile and link Xen test program') 1722 endif 1723endif 1724have_xen_pci_passthrough = get_option('xen_pci_passthrough') \ 1725 .require(xen.found(), 1726 error_message: 'Xen PCI passthrough requested but Xen not enabled') \ 1727 .require(targetos == 'linux', 1728 error_message: 'Xen PCI passthrough not available on this platform') \ 1729 .allowed() 1730 1731 1732cacard = not_found 1733if not get_option('smartcard').auto() or have_system 1734 cacard = dependency('libcacard', required: get_option('smartcard'), 1735 version: '>=2.5.1', method: 'pkg-config') 1736endif 1737u2f = not_found 1738if have_system 1739 u2f = dependency('u2f-emu', required: get_option('u2f'), 1740 method: 'pkg-config') 1741endif 1742canokey = not_found 1743if have_system 1744 canokey = dependency('canokey-qemu', required: get_option('canokey'), 1745 method: 'pkg-config') 1746endif 1747usbredir = not_found 1748if not get_option('usb_redir').auto() or have_system 1749 usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'), 1750 version: '>=0.6', method: 'pkg-config') 1751endif 1752libusb = not_found 1753if not get_option('libusb').auto() or have_system 1754 libusb = dependency('libusb-1.0', required: get_option('libusb'), 1755 version: '>=1.0.13', method: 'pkg-config') 1756endif 1757 1758libpmem = not_found 1759if not get_option('libpmem').auto() or have_system 1760 libpmem = dependency('libpmem', required: get_option('libpmem'), 1761 method: 'pkg-config') 1762endif 1763libdaxctl = not_found 1764if not get_option('libdaxctl').auto() or have_system 1765 libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'), 1766 version: '>=57', method: 'pkg-config') 1767endif 1768tasn1 = not_found 1769if gnutls.found() 1770 tasn1 = dependency('libtasn1', 1771 method: 'pkg-config') 1772endif 1773keyutils = not_found 1774if get_option('keyring').enabled() 1775 keyutils = dependency('libkeyutils', required: false, method: 'pkg-config') 1776endif 1777 1778has_gettid = cc.has_function('gettid') 1779 1780# libselinux 1781selinux = dependency('libselinux', 1782 required: get_option('selinux'), 1783 method: 'pkg-config') 1784 1785# Malloc tests 1786 1787malloc = [] 1788if get_option('malloc') == 'system' 1789 has_malloc_trim = \ 1790 get_option('malloc_trim').allowed() and \ 1791 cc.has_function('malloc_trim', prefix: '#include <malloc.h>') 1792else 1793 has_malloc_trim = false 1794 malloc = cc.find_library(get_option('malloc'), required: true) 1795endif 1796if not has_malloc_trim and get_option('malloc_trim').enabled() 1797 if get_option('malloc') == 'system' 1798 error('malloc_trim not available on this platform.') 1799 else 1800 error('malloc_trim not available with non-libc memory allocator') 1801 endif 1802endif 1803 1804gnu_source_prefix = ''' 1805 #ifndef _GNU_SOURCE 1806 #define _GNU_SOURCE 1807 #endif 1808''' 1809 1810# Check whether the glibc provides STATX_BASIC_STATS 1811 1812has_statx = cc.has_header_symbol('sys/stat.h', 'STATX_BASIC_STATS', prefix: gnu_source_prefix) 1813 1814# Check whether statx() provides mount ID information 1815 1816has_statx_mnt_id = cc.has_header_symbol('sys/stat.h', 'STATX_MNT_ID', prefix: gnu_source_prefix) 1817 1818have_vhost_user_blk_server = get_option('vhost_user_blk_server') \ 1819 .require(targetos == 'linux', 1820 error_message: 'vhost_user_blk_server requires linux') \ 1821 .require(have_vhost_user, 1822 error_message: 'vhost_user_blk_server requires vhost-user support') \ 1823 .disable_auto_if(not have_tools and not have_system) \ 1824 .allowed() 1825 1826if get_option('fuse').disabled() and get_option('fuse_lseek').enabled() 1827 error('Cannot enable fuse-lseek while fuse is disabled') 1828endif 1829 1830fuse = dependency('fuse3', required: get_option('fuse'), 1831 version: '>=3.1', method: 'pkg-config') 1832 1833fuse_lseek = not_found 1834if get_option('fuse_lseek').allowed() 1835 if fuse.version().version_compare('>=3.8') 1836 # Dummy dependency 1837 fuse_lseek = declare_dependency() 1838 elif get_option('fuse_lseek').enabled() 1839 if fuse.found() 1840 error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version()) 1841 else 1842 error('fuse-lseek requires libfuse, which was not found') 1843 endif 1844 endif 1845endif 1846 1847have_libvduse = (targetos == 'linux') 1848if get_option('libvduse').enabled() 1849 if targetos != 'linux' 1850 error('libvduse requires linux') 1851 endif 1852elif get_option('libvduse').disabled() 1853 have_libvduse = false 1854endif 1855 1856have_vduse_blk_export = (have_libvduse and targetos == 'linux') 1857if get_option('vduse_blk_export').enabled() 1858 if targetos != 'linux' 1859 error('vduse_blk_export requires linux') 1860 elif not have_libvduse 1861 error('vduse_blk_export requires libvduse support') 1862 endif 1863elif get_option('vduse_blk_export').disabled() 1864 have_vduse_blk_export = false 1865endif 1866 1867# libbpf 1868libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config') 1869if libbpf.found() and not cc.links(''' 1870 #include <bpf/libbpf.h> 1871 int main(void) 1872 { 1873 bpf_object__destroy_skeleton(NULL); 1874 return 0; 1875 }''', dependencies: libbpf) 1876 libbpf = not_found 1877 if get_option('bpf').enabled() 1878 error('libbpf skeleton test failed') 1879 else 1880 warning('libbpf skeleton test failed, disabling') 1881 endif 1882endif 1883 1884# libdw 1885libdw = not_found 1886if not get_option('libdw').auto() or \ 1887 (not get_option('prefer_static') and (have_system or have_user)) 1888 libdw = dependency('libdw', 1889 method: 'pkg-config', 1890 required: get_option('libdw')) 1891endif 1892 1893################# 1894# config-host.h # 1895################# 1896 1897audio_drivers_selected = [] 1898if have_system 1899 audio_drivers_available = { 1900 'alsa': alsa.found(), 1901 'coreaudio': coreaudio.found(), 1902 'dsound': dsound.found(), 1903 'jack': jack.found(), 1904 'oss': oss.found(), 1905 'pa': pulse.found(), 1906 'pipewire': pipewire.found(), 1907 'sdl': sdl.found(), 1908 'sndio': sndio.found(), 1909 } 1910 foreach k, v: audio_drivers_available 1911 config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v) 1912 endforeach 1913 1914 # Default to native drivers first, OSS second, SDL third 1915 audio_drivers_priority = \ 1916 [ 'pa', 'coreaudio', 'dsound', 'sndio', 'oss' ] + \ 1917 (targetos == 'linux' ? [] : [ 'sdl' ]) 1918 audio_drivers_default = [] 1919 foreach k: audio_drivers_priority 1920 if audio_drivers_available[k] 1921 audio_drivers_default += k 1922 endif 1923 endforeach 1924 1925 foreach k: get_option('audio_drv_list') 1926 if k == 'default' 1927 audio_drivers_selected += audio_drivers_default 1928 elif not audio_drivers_available[k] 1929 error('Audio driver "@0@" not available.'.format(k)) 1930 else 1931 audio_drivers_selected += k 1932 endif 1933 endforeach 1934endif 1935config_host_data.set('CONFIG_AUDIO_DRIVERS', 1936 '"' + '", "'.join(audio_drivers_selected) + '", ') 1937 1938if get_option('cfi') 1939 cfi_flags=[] 1940 # Check for dependency on LTO 1941 if not get_option('b_lto') 1942 error('Selected Control-Flow Integrity but LTO is disabled') 1943 endif 1944 if enable_modules 1945 error('Selected Control-Flow Integrity is not compatible with modules') 1946 endif 1947 # Check for cfi flags. CFI requires LTO so we can't use 1948 # get_supported_arguments, but need a more complex "compiles" which allows 1949 # custom arguments 1950 if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall', 1951 args: ['-flto', '-fsanitize=cfi-icall'] ) 1952 cfi_flags += '-fsanitize=cfi-icall' 1953 else 1954 error('-fsanitize=cfi-icall is not supported by the compiler') 1955 endif 1956 if cc.compiles('int main () { return 0; }', 1957 name: '-fsanitize-cfi-icall-generalize-pointers', 1958 args: ['-flto', '-fsanitize=cfi-icall', 1959 '-fsanitize-cfi-icall-generalize-pointers'] ) 1960 cfi_flags += '-fsanitize-cfi-icall-generalize-pointers' 1961 else 1962 error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler') 1963 endif 1964 if get_option('cfi_debug') 1965 if cc.compiles('int main () { return 0; }', 1966 name: '-fno-sanitize-trap=cfi-icall', 1967 args: ['-flto', '-fsanitize=cfi-icall', 1968 '-fno-sanitize-trap=cfi-icall'] ) 1969 cfi_flags += '-fno-sanitize-trap=cfi-icall' 1970 else 1971 error('-fno-sanitize-trap=cfi-icall is not supported by the compiler') 1972 endif 1973 endif 1974 add_global_arguments(cfi_flags, native: false, language: all_languages) 1975 add_global_link_arguments(cfi_flags, native: false, language: all_languages) 1976endif 1977 1978have_host_block_device = (targetos != 'darwin' or 1979 cc.has_header('IOKit/storage/IOMedia.h')) 1980 1981dbus_display = get_option('dbus_display') \ 1982 .require(gio.version().version_compare('>=2.64'), 1983 error_message: '-display dbus requires glib>=2.64') \ 1984 .require(gdbus_codegen.found(), 1985 error_message: gdbus_codegen_error.format('-display dbus')) \ 1986 .require(targetos != 'windows', 1987 error_message: '-display dbus is not available on Windows') \ 1988 .allowed() 1989 1990have_virtfs = get_option('virtfs') \ 1991 .require(targetos == 'linux' or targetos == 'darwin', 1992 error_message: 'virtio-9p (virtfs) requires Linux or macOS') \ 1993 .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'), 1994 error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \ 1995 .require(targetos == 'darwin' or libattr.found(), 1996 error_message: 'virtio-9p (virtfs) on Linux requires libattr-devel') \ 1997 .disable_auto_if(not have_tools and not have_system) \ 1998 .allowed() 1999 2000have_virtfs_proxy_helper = get_option('virtfs_proxy_helper') \ 2001 .require(targetos != 'darwin', error_message: 'the virtfs proxy helper is incompatible with macOS') \ 2002 .require(have_virtfs, error_message: 'the virtfs proxy helper requires that virtfs is enabled') \ 2003 .disable_auto_if(not have_tools) \ 2004 .require(libcap_ng.found(), error_message: 'the virtfs proxy helper requires libcap-ng') \ 2005 .allowed() 2006 2007if get_option('block_drv_ro_whitelist') == '' 2008 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '') 2009else 2010 config_host_data.set('CONFIG_BDRV_RO_WHITELIST', 2011 '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ') 2012endif 2013if get_option('block_drv_rw_whitelist') == '' 2014 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '') 2015else 2016 config_host_data.set('CONFIG_BDRV_RW_WHITELIST', 2017 '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ') 2018endif 2019 2020foreach k : get_option('trace_backends') 2021 config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true) 2022endforeach 2023config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file')) 2024config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority')) 2025if iasl.found() 2026 config_host_data.set_quoted('CONFIG_IASL', iasl.full_path()) 2027endif 2028config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir')) 2029config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix')) 2030config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir) 2031config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir) 2032config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir) 2033 2034qemu_firmwarepath = '' 2035foreach k : get_option('qemu_firmwarepath') 2036 qemu_firmwarepath += '"' + get_option('prefix') / k + '", ' 2037endforeach 2038config_host_data.set('CONFIG_QEMU_FIRMWAREPATH', qemu_firmwarepath) 2039 2040config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir')) 2041config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir) 2042config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir')) 2043config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir')) 2044config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir) 2045config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir')) 2046 2047if enable_modules 2048 config_host_data.set('CONFIG_STAMP', run_command( 2049 meson.current_source_dir() / 'scripts/qemu-stamp.py', 2050 meson.project_version(), get_option('pkgversion'), '--', 2051 meson.current_source_dir() / 'configure', 2052 capture: true, check: true).stdout().strip()) 2053endif 2054 2055have_slirp_smbd = get_option('slirp_smbd') \ 2056 .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \ 2057 .allowed() 2058if have_slirp_smbd 2059 smbd_path = get_option('smbd') 2060 if smbd_path == '' 2061 smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd') 2062 endif 2063 config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path) 2064endif 2065 2066config_host_data.set('HOST_' + host_arch.to_upper(), 1) 2067 2068if get_option('module_upgrades') and not enable_modules 2069 error('Cannot enable module-upgrades as modules are not enabled') 2070endif 2071config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades')) 2072 2073config_host_data.set('CONFIG_ATTR', libattr.found()) 2074config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools')) 2075config_host_data.set('CONFIG_BRLAPI', brlapi.found()) 2076config_host_data.set('CONFIG_COCOA', cocoa.found()) 2077config_host_data.set('CONFIG_FUZZ', get_option('fuzzing')) 2078config_host_data.set('CONFIG_GCOV', get_option('b_coverage')) 2079config_host_data.set('CONFIG_LIBUDEV', libudev.found()) 2080config_host_data.set('CONFIG_LZO', lzo.found()) 2081config_host_data.set('CONFIG_MPATH', mpathpersist.found()) 2082config_host_data.set('CONFIG_BLKIO', blkio.found()) 2083if blkio.found() 2084 config_host_data.set('CONFIG_BLKIO_VHOST_VDPA_FD', 2085 blkio.version().version_compare('>=1.3.0')) 2086endif 2087config_host_data.set('CONFIG_CURL', curl.found()) 2088config_host_data.set('CONFIG_CURSES', curses.found()) 2089config_host_data.set('CONFIG_GBM', gbm.found()) 2090config_host_data.set('CONFIG_GIO', gio.found()) 2091config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found()) 2092if glusterfs.found() 2093 config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4')) 2094 config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5')) 2095 config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6')) 2096 config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6')) 2097 config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat) 2098 config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat) 2099endif 2100config_host_data.set('CONFIG_GTK', gtk.found()) 2101config_host_data.set('CONFIG_VTE', vte.found()) 2102config_host_data.set('CONFIG_GTK_CLIPBOARD', have_gtk_clipboard) 2103config_host_data.set('CONFIG_HEXAGON_IDEF_PARSER', get_option('hexagon_idef_parser')) 2104config_host_data.set('CONFIG_LIBATTR', have_old_libattr) 2105config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found()) 2106config_host_data.set('CONFIG_EBPF', libbpf.found()) 2107config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found()) 2108config_host_data.set('CONFIG_LIBISCSI', libiscsi.found()) 2109config_host_data.set('CONFIG_LIBNFS', libnfs.found()) 2110config_host_data.set('CONFIG_LIBSSH', libssh.found()) 2111config_host_data.set('CONFIG_LINUX_AIO', libaio.found()) 2112config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found()) 2113config_host_data.set('CONFIG_LIBPMEM', libpmem.found()) 2114config_host_data.set('CONFIG_MODULES', enable_modules) 2115config_host_data.set('CONFIG_NUMA', numa.found()) 2116if numa.found() 2117 config_host_data.set('HAVE_NUMA_HAS_PREFERRED_MANY', 2118 cc.has_function('numa_has_preferred_many', 2119 dependencies: numa)) 2120endif 2121config_host_data.set('CONFIG_OPENGL', opengl.found()) 2122config_host_data.set('CONFIG_PROFILER', get_option('profiler')) 2123config_host_data.set('CONFIG_RBD', rbd.found()) 2124config_host_data.set('CONFIG_RDMA', rdma.found()) 2125config_host_data.set('CONFIG_SAFESTACK', get_option('safe_stack')) 2126config_host_data.set('CONFIG_SDL', sdl.found()) 2127config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found()) 2128config_host_data.set('CONFIG_SECCOMP', seccomp.found()) 2129if seccomp.found() 2130 config_host_data.set('CONFIG_SECCOMP_SYSRAWRC', seccomp_has_sysrawrc) 2131endif 2132config_host_data.set('CONFIG_SNAPPY', snappy.found()) 2133config_host_data.set('CONFIG_TPM', have_tpm) 2134config_host_data.set('CONFIG_TSAN', get_option('tsan')) 2135config_host_data.set('CONFIG_USB_LIBUSB', libusb.found()) 2136config_host_data.set('CONFIG_VDE', vde.found()) 2137config_host_data.set('CONFIG_VHOST_NET', have_vhost_net) 2138config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user) 2139config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa) 2140config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel) 2141config_host_data.set('CONFIG_VHOST_USER', have_vhost_user) 2142config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto) 2143config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa) 2144config_host_data.set('CONFIG_VMNET', vmnet.found()) 2145config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server) 2146config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export) 2147config_host_data.set('CONFIG_PNG', png.found()) 2148config_host_data.set('CONFIG_VNC', vnc.found()) 2149config_host_data.set('CONFIG_VNC_JPEG', jpeg.found()) 2150config_host_data.set('CONFIG_VNC_SASL', sasl.found()) 2151config_host_data.set('CONFIG_VIRTFS', have_virtfs) 2152config_host_data.set('CONFIG_VTE', vte.found()) 2153config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found()) 2154config_host_data.set('CONFIG_KEYUTILS', keyutils.found()) 2155config_host_data.set('CONFIG_GETTID', has_gettid) 2156config_host_data.set('CONFIG_GNUTLS', gnutls.found()) 2157config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found()) 2158config_host_data.set('CONFIG_TASN1', tasn1.found()) 2159config_host_data.set('CONFIG_GCRYPT', gcrypt.found()) 2160config_host_data.set('CONFIG_NETTLE', nettle.found()) 2161config_host_data.set('CONFIG_HOGWEED', hogweed.found()) 2162config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private') 2163config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim) 2164config_host_data.set('CONFIG_STATX', has_statx) 2165config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id) 2166config_host_data.set('CONFIG_ZSTD', zstd.found()) 2167config_host_data.set('CONFIG_FUSE', fuse.found()) 2168config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found()) 2169config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found()) 2170if spice_protocol.found() 2171config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0]) 2172config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1]) 2173config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2]) 2174endif 2175config_host_data.set('CONFIG_SPICE', spice.found()) 2176config_host_data.set('CONFIG_X11', x11.found()) 2177config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display) 2178config_host_data.set('CONFIG_CFI', get_option('cfi')) 2179config_host_data.set('CONFIG_SELINUX', selinux.found()) 2180config_host_data.set('CONFIG_XEN_BACKEND', xen.found()) 2181config_host_data.set('CONFIG_LIBDW', libdw.found()) 2182if xen.found() 2183 # protect from xen.version() having less than three components 2184 xen_version = xen.version().split('.') + ['0', '0'] 2185 xen_ctrl_version = xen_version[0] + \ 2186 ('0' + xen_version[1]).substring(-2) + \ 2187 ('0' + xen_version[2]).substring(-2) 2188 config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version) 2189endif 2190config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version())) 2191config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0]) 2192config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1]) 2193config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2]) 2194 2195config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf) 2196config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device) 2197 2198have_coroutine_pool = get_option('coroutine_pool') 2199if get_option('debug_stack_usage') and have_coroutine_pool 2200 message('Disabling coroutine pool to measure stack usage') 2201 have_coroutine_pool = false 2202endif 2203config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool) 2204config_host_data.set('CONFIG_DEBUG_GRAPH_LOCK', get_option('debug_graph_lock')) 2205config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex')) 2206config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage')) 2207config_host_data.set('CONFIG_GPROF', get_option('gprof')) 2208config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed()) 2209config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug')) 2210config_host_data.set('CONFIG_REPLICATION', get_option('replication').allowed()) 2211 2212# has_header 2213config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h')) 2214config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h')) 2215config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h')) 2216config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h')) 2217config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h')) 2218config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h')) 2219config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h')) 2220config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h')) 2221config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h')) 2222if targetos == 'windows' 2223 config_host_data.set('HAVE_AFUNIX_H', cc.has_header('afunix.h')) 2224endif 2225 2226# has_function 2227config_host_data.set('CONFIG_CLOSE_RANGE', cc.has_function('close_range')) 2228config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4')) 2229config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime')) 2230config_host_data.set('CONFIG_DUP3', cc.has_function('dup3')) 2231config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate')) 2232config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate')) 2233# Note that we need to specify prefix: here to avoid incorrectly 2234# thinking that Windows has posix_memalign() 2235config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>')) 2236config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc')) 2237config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc')) 2238config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign')) 2239config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll')) 2240config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>')) 2241config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np')) 2242config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile')) 2243config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare')) 2244config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs')) 2245config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range')) 2246config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create')) 2247config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range')) 2248config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs')) 2249config_host_data.set('HAVE_GLIB_WITH_SLICE_ALLOCATOR', glib_has_gslice) 2250config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util)) 2251config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul')) 2252config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>')) 2253if rbd.found() 2254 config_host_data.set('HAVE_RBD_NAMESPACE_EXISTS', 2255 cc.has_function('rbd_namespace_exists', 2256 dependencies: rbd, 2257 prefix: '#include <rbd/librbd.h>')) 2258endif 2259if rdma.found() 2260 config_host_data.set('HAVE_IBV_ADVISE_MR', 2261 cc.has_function('ibv_advise_mr', 2262 dependencies: rdma, 2263 prefix: '#include <infiniband/verbs.h>')) 2264endif 2265 2266have_asan_fiber = false 2267if get_option('sanitizers') and \ 2268 not cc.has_function('__sanitizer_start_switch_fiber', 2269 args: '-fsanitize=address', 2270 prefix: '#include <sanitizer/asan_interface.h>') 2271 warning('Missing ASAN due to missing fiber annotation interface') 2272 warning('Without code annotation, the report may be inferior.') 2273else 2274 have_asan_fiber = true 2275endif 2276config_host_data.set('CONFIG_ASAN_IFACE_FIBER', have_asan_fiber) 2277 2278# has_header_symbol 2279config_host_data.set('CONFIG_BLKZONED', 2280 cc.has_header_symbol('linux/blkzoned.h', 'BLKOPENZONE')) 2281config_host_data.set('CONFIG_EPOLL_CREATE1', 2282 cc.has_header_symbol('sys/epoll.h', 'epoll_create1')) 2283config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE', 2284 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and 2285 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE')) 2286config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE', 2287 cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE')) 2288config_host_data.set('CONFIG_FIEMAP', 2289 cc.has_header('linux/fiemap.h') and 2290 cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP')) 2291config_host_data.set('CONFIG_GETRANDOM', 2292 cc.has_function('getrandom') and 2293 cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK')) 2294config_host_data.set('CONFIG_INOTIFY', 2295 cc.has_header_symbol('sys/inotify.h', 'inotify_init')) 2296config_host_data.set('CONFIG_INOTIFY1', 2297 cc.has_header_symbol('sys/inotify.h', 'inotify_init1')) 2298config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK', 2299 cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK')) 2300config_host_data.set('CONFIG_RTNETLINK', 2301 cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN')) 2302config_host_data.set('CONFIG_SYSMACROS', 2303 cc.has_header_symbol('sys/sysmacros.h', 'makedev')) 2304config_host_data.set('HAVE_OPTRESET', 2305 cc.has_header_symbol('getopt.h', 'optreset')) 2306config_host_data.set('HAVE_IPPROTO_MPTCP', 2307 cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP')) 2308 2309# has_member 2310config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID', 2311 cc.has_member('struct sigevent', 'sigev_notify_thread_id', 2312 prefix: '#include <signal.h>')) 2313config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM', 2314 cc.has_member('struct stat', 'st_atim', 2315 prefix: '#include <sys/stat.h>')) 2316config_host_data.set('HAVE_BLK_ZONE_REP_CAPACITY', 2317 cc.has_member('struct blk_zone', 'capacity', 2318 prefix: '#include <linux/blkzoned.h>')) 2319 2320# has_type 2321config_host_data.set('CONFIG_IOVEC', 2322 cc.has_type('struct iovec', 2323 prefix: '#include <sys/uio.h>')) 2324config_host_data.set('HAVE_UTMPX', 2325 cc.has_type('struct utmpx', 2326 prefix: '#include <utmpx.h>')) 2327 2328config_host_data.set('CONFIG_EVENTFD', cc.links(''' 2329 #include <sys/eventfd.h> 2330 int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }''')) 2331config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + ''' 2332 #include <unistd.h> 2333 int main(void) { 2334 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0 2335 return fdatasync(0); 2336 #else 2337 #error Not supported 2338 #endif 2339 }''')) 2340 2341has_madvise = cc.links(gnu_source_prefix + ''' 2342 #include <sys/types.h> 2343 #include <sys/mman.h> 2344 #include <stddef.h> 2345 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''') 2346missing_madvise_proto = false 2347if has_madvise 2348 # Some platforms (illumos and Solaris before Solaris 11) provide madvise() 2349 # but forget to prototype it. In this case, has_madvise will be true (the 2350 # test program links despite a compile warning). To detect the 2351 # missing-prototype case, we try again with a definitely-bogus prototype. 2352 # This will only compile if the system headers don't provide the prototype; 2353 # otherwise the conflicting prototypes will cause a compiler error. 2354 missing_madvise_proto = cc.links(gnu_source_prefix + ''' 2355 #include <sys/types.h> 2356 #include <sys/mman.h> 2357 #include <stddef.h> 2358 extern int madvise(int); 2359 int main(void) { return madvise(0); }''') 2360endif 2361config_host_data.set('CONFIG_MADVISE', has_madvise) 2362config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto) 2363 2364config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + ''' 2365 #include <sys/mman.h> 2366 int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }''')) 2367config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + ''' 2368 #include <fcntl.h> 2369 #if !defined(AT_EMPTY_PATH) 2370 # error missing definition 2371 #else 2372 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); } 2373 #endif''')) 2374config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + ''' 2375 #include <sys/mman.h> 2376 #include <stddef.h> 2377 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }''')) 2378 2379config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + ''' 2380 #include <pthread.h> 2381 2382 static void *f(void *p) { return NULL; } 2383 int main(void) 2384 { 2385 pthread_t thread; 2386 pthread_create(&thread, 0, f, 0); 2387 pthread_setname_np(thread, "QEMU"); 2388 return 0; 2389 }''', dependencies: threads)) 2390config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + ''' 2391 #include <pthread.h> 2392 2393 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; } 2394 int main(void) 2395 { 2396 pthread_t thread; 2397 pthread_create(&thread, 0, f, 0); 2398 return 0; 2399 }''', dependencies: threads)) 2400config_host_data.set('CONFIG_PTHREAD_SET_NAME_NP', cc.links(gnu_source_prefix + ''' 2401 #include <pthread.h> 2402 #include <pthread_np.h> 2403 2404 static void *f(void *p) { return NULL; } 2405 int main(void) 2406 { 2407 pthread_t thread; 2408 pthread_create(&thread, 0, f, 0); 2409 pthread_set_name_np(thread, "QEMU"); 2410 return 0; 2411 }''', dependencies: threads)) 2412config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + ''' 2413 #include <pthread.h> 2414 #include <time.h> 2415 2416 int main(void) 2417 { 2418 pthread_condattr_t attr 2419 pthread_condattr_init(&attr); 2420 pthread_condattr_setclock(&attr, CLOCK_MONOTONIC); 2421 return 0; 2422 }''', dependencies: threads)) 2423config_host_data.set('CONFIG_PTHREAD_AFFINITY_NP', cc.links(gnu_source_prefix + ''' 2424 #include <pthread.h> 2425 2426 static void *f(void *p) { return NULL; } 2427 int main(void) 2428 { 2429 int setsize = CPU_ALLOC_SIZE(64); 2430 pthread_t thread; 2431 cpu_set_t *cpuset; 2432 pthread_create(&thread, 0, f, 0); 2433 cpuset = CPU_ALLOC(64); 2434 CPU_ZERO_S(setsize, cpuset); 2435 pthread_setaffinity_np(thread, setsize, cpuset); 2436 pthread_getaffinity_np(thread, setsize, cpuset); 2437 CPU_FREE(cpuset); 2438 return 0; 2439 }''', dependencies: threads)) 2440config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + ''' 2441 #include <sys/signalfd.h> 2442 #include <stddef.h> 2443 int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }''')) 2444config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + ''' 2445 #include <unistd.h> 2446 #include <fcntl.h> 2447 #include <limits.h> 2448 2449 int main(void) 2450 { 2451 int len, fd = 0; 2452 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK); 2453 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE); 2454 return 0; 2455 }''')) 2456 2457config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + ''' 2458 #include <sys/mman.h> 2459 int main(void) { 2460 return mlockall(MCL_FUTURE); 2461 }''')) 2462 2463have_l2tpv3 = false 2464if get_option('l2tpv3').allowed() and have_system 2465 have_l2tpv3 = cc.has_type('struct mmsghdr', 2466 prefix: gnu_source_prefix + ''' 2467 #include <sys/socket.h> 2468 #include <linux/ip.h>''') 2469endif 2470config_host_data.set('CONFIG_L2TPV3', have_l2tpv3) 2471 2472have_netmap = false 2473if get_option('netmap').allowed() and have_system 2474 have_netmap = cc.compiles(''' 2475 #include <inttypes.h> 2476 #include <net/if.h> 2477 #include <net/netmap.h> 2478 #include <net/netmap_user.h> 2479 #if (NETMAP_API < 11) || (NETMAP_API > 15) 2480 #error 2481 #endif 2482 int main(void) { return 0; }''') 2483 if not have_netmap and get_option('netmap').enabled() 2484 error('Netmap headers not available') 2485 endif 2486endif 2487config_host_data.set('CONFIG_NETMAP', have_netmap) 2488 2489# Work around a system header bug with some kernel/XFS header 2490# versions where they both try to define 'struct fsxattr': 2491# xfs headers will not try to redefine structs from linux headers 2492# if this macro is set. 2493config_host_data.set('HAVE_FSXATTR', cc.links(''' 2494 #include <linux/fs.h> 2495 struct fsxattr foo; 2496 int main(void) { 2497 return 0; 2498 }''')) 2499 2500# Some versions of Mac OS X incorrectly define SIZE_MAX 2501config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles(''' 2502 #include <stdint.h> 2503 #include <stdio.h> 2504 int main(void) { 2505 return printf("%zu", SIZE_MAX); 2506 }''', args: ['-Werror'])) 2507 2508# See if 64-bit atomic operations are supported. 2509# Note that without __atomic builtins, we can only 2510# assume atomic loads/stores max at pointer size. 2511config_host_data.set('CONFIG_ATOMIC64', cc.links(''' 2512 #include <stdint.h> 2513 int main(void) 2514 { 2515 uint64_t x = 0, y = 0; 2516 y = __atomic_load_n(&x, __ATOMIC_RELAXED); 2517 __atomic_store_n(&x, y, __ATOMIC_RELAXED); 2518 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED); 2519 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED); 2520 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED); 2521 return 0; 2522 }''')) 2523 2524has_int128_type = cc.compiles(''' 2525 __int128_t a; 2526 __uint128_t b; 2527 int main(void) { b = a; }''') 2528config_host_data.set('CONFIG_INT128_TYPE', has_int128_type) 2529 2530has_int128 = has_int128_type and cc.links(''' 2531 __int128_t a; 2532 __uint128_t b; 2533 int main (void) { 2534 a = a + b; 2535 b = a * b; 2536 a = a * a; 2537 return 0; 2538 }''') 2539config_host_data.set('CONFIG_INT128', has_int128) 2540 2541if has_int128_type 2542 # "do we have 128-bit atomics which are handled inline and specifically not 2543 # via libatomic". The reason we can't use libatomic is documented in the 2544 # comment starting "GCC is a house divided" in include/qemu/atomic128.h. 2545 # We only care about these operations on 16-byte aligned pointers, so 2546 # force 16-byte alignment of the pointer, which may be greater than 2547 # __alignof(unsigned __int128) for the host. 2548 atomic_test_128 = ''' 2549 int main(int ac, char **av) { 2550 __uint128_t *p = __builtin_assume_aligned(av[ac - 1], 16); 2551 p[1] = __atomic_load_n(&p[0], __ATOMIC_RELAXED); 2552 __atomic_store_n(&p[2], p[3], __ATOMIC_RELAXED); 2553 __atomic_compare_exchange_n(&p[4], &p[5], p[6], 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED); 2554 return 0; 2555 }''' 2556 has_atomic128 = cc.links(atomic_test_128) 2557 2558 config_host_data.set('CONFIG_ATOMIC128', has_atomic128) 2559 2560 if not has_atomic128 2561 # Even with __builtin_assume_aligned, the above test may have failed 2562 # without optimization enabled. Try again with optimizations locally 2563 # enabled for the function. See 2564 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107389 2565 has_atomic128_opt = cc.links('__attribute__((optimize("O1")))' + atomic_test_128) 2566 config_host_data.set('CONFIG_ATOMIC128_OPT', has_atomic128_opt) 2567 2568 if not has_atomic128_opt 2569 config_host_data.set('CONFIG_CMPXCHG128', cc.links(''' 2570 int main(void) 2571 { 2572 __uint128_t x = 0, y = 0; 2573 __sync_val_compare_and_swap_16(&x, y, x); 2574 return 0; 2575 } 2576 ''')) 2577 endif 2578 endif 2579endif 2580 2581config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + ''' 2582 #include <sys/auxv.h> 2583 int main(void) { 2584 return getauxval(AT_HWCAP) == 0; 2585 }''')) 2586 2587config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles(''' 2588 #include <linux/usbdevice_fs.h> 2589 2590 #ifndef USBDEVFS_GET_CAPABILITIES 2591 #error "USBDEVFS_GET_CAPABILITIES undefined" 2592 #endif 2593 2594 #ifndef USBDEVFS_DISCONNECT_CLAIM 2595 #error "USBDEVFS_DISCONNECT_CLAIM undefined" 2596 #endif 2597 2598 int main(void) { return 0; }''')) 2599 2600have_keyring = get_option('keyring') \ 2601 .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \ 2602 .require(cc.compiles(''' 2603 #include <errno.h> 2604 #include <asm/unistd.h> 2605 #include <linux/keyctl.h> 2606 #include <sys/syscall.h> 2607 #include <unistd.h> 2608 int main(void) { 2609 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0); 2610 }'''), error_message: 'keyctl syscall not available on this system').allowed() 2611config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring) 2612 2613have_cpuid_h = cc.links(''' 2614 #include <cpuid.h> 2615 int main(void) { 2616 unsigned a, b, c, d; 2617 unsigned max = __get_cpuid_max(0, 0); 2618 2619 if (max >= 1) { 2620 __cpuid(1, a, b, c, d); 2621 } 2622 2623 if (max >= 7) { 2624 __cpuid_count(7, 0, a, b, c, d); 2625 } 2626 2627 return 0; 2628 }''') 2629config_host_data.set('CONFIG_CPUID_H', have_cpuid_h) 2630 2631config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \ 2632 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \ 2633 .require(cc.links(''' 2634 #include <cpuid.h> 2635 #include <immintrin.h> 2636 static int __attribute__((target("avx2"))) bar(void *a) { 2637 __m256i x = *(__m256i *)a; 2638 return _mm256_testz_si256(x, x); 2639 } 2640 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); } 2641 '''), error_message: 'AVX2 not available').allowed()) 2642 2643config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \ 2644 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \ 2645 .require(cc.links(''' 2646 #include <cpuid.h> 2647 #include <immintrin.h> 2648 static int __attribute__((target("avx512f"))) bar(void *a) { 2649 __m512i x = *(__m512i *)a; 2650 return _mm512_test_epi64_mask(x, x); 2651 } 2652 int main(int argc, char *argv[]) { return bar(argv[argc - 1]); } 2653 '''), error_message: 'AVX512F not available').allowed()) 2654 2655config_host_data.set('CONFIG_AVX512BW_OPT', get_option('avx512bw') \ 2656 .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512BW') \ 2657 .require(cc.links(''' 2658 #include <cpuid.h> 2659 #include <immintrin.h> 2660 static int __attribute__((target("avx512bw"))) bar(void *a) { 2661 __m512i *x = a; 2662 __m512i res= _mm512_abs_epi8(*x); 2663 return res[1]; 2664 } 2665 int main(int argc, char *argv[]) { return bar(argv[0]); } 2666 '''), error_message: 'AVX512BW not available').allowed()) 2667 2668have_pvrdma = get_option('pvrdma') \ 2669 .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \ 2670 .require(cc.compiles(gnu_source_prefix + ''' 2671 #include <sys/mman.h> 2672 int main(void) 2673 { 2674 char buf = 0; 2675 void *addr = &buf; 2676 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED); 2677 2678 return 0; 2679 }'''), error_message: 'PVRDMA requires mremap').allowed() 2680 2681if have_pvrdma 2682 config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links(''' 2683 #include <infiniband/verbs.h> 2684 int main(void) 2685 { 2686 struct ibv_mr *mr; 2687 struct ibv_pd *pd = NULL; 2688 size_t length = 10; 2689 uint64_t iova = 0; 2690 int access = 0; 2691 void *addr = NULL; 2692 2693 mr = ibv_reg_mr_iova(pd, addr, length, iova, access); 2694 ibv_dereg_mr(mr); 2695 return 0; 2696 }''')) 2697endif 2698 2699if get_option('membarrier').disabled() 2700 have_membarrier = false 2701elif targetos == 'windows' 2702 have_membarrier = true 2703elif targetos == 'linux' 2704 have_membarrier = cc.compiles(''' 2705 #include <linux/membarrier.h> 2706 #include <sys/syscall.h> 2707 #include <unistd.h> 2708 #include <stdlib.h> 2709 int main(void) { 2710 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0); 2711 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0); 2712 exit(0); 2713 }''') 2714endif 2715config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \ 2716 .require(have_membarrier, error_message: 'membarrier system call not available') \ 2717 .allowed()) 2718 2719have_afalg = get_option('crypto_afalg') \ 2720 .require(cc.compiles(gnu_source_prefix + ''' 2721 #include <errno.h> 2722 #include <sys/types.h> 2723 #include <sys/socket.h> 2724 #include <linux/if_alg.h> 2725 int main(void) { 2726 int sock; 2727 sock = socket(AF_ALG, SOCK_SEQPACKET, 0); 2728 return sock; 2729 } 2730 '''), error_message: 'AF_ALG requested but could not be detected').allowed() 2731config_host_data.set('CONFIG_AF_ALG', have_afalg) 2732 2733config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol( 2734 'linux/vm_sockets.h', 'AF_VSOCK', 2735 prefix: '#include <sys/socket.h>', 2736)) 2737 2738have_vss = false 2739have_vss_sdk = false # old xp/2003 SDK 2740if targetos == 'windows' and link_language == 'cpp' 2741 have_vss = cxx.compiles(''' 2742 #define __MIDL_user_allocate_free_DEFINED__ 2743 #include <vss.h> 2744 int main(void) { return VSS_CTX_BACKUP; }''') 2745 have_vss_sdk = cxx.has_header('vscoordint.h') 2746endif 2747config_host_data.set('HAVE_VSS_SDK', have_vss_sdk) 2748 2749foreach k, v: config_host 2750 if k.startswith('CONFIG_') 2751 config_host_data.set(k, v == 'y' ? 1 : v) 2752 endif 2753endforeach 2754 2755# Older versions of MinGW do not import _lock_file and _unlock_file properly. 2756# This was fixed for v6.0.0 with commit b48e3ac8969d. 2757if targetos == 'windows' 2758 config_host_data.set('HAVE__LOCK_FILE', cc.links(''' 2759 #include <stdio.h> 2760 int main(void) { 2761 _lock_file(NULL); 2762 _unlock_file(NULL); 2763 return 0; 2764 }''', name: '_lock_file and _unlock_file')) 2765endif 2766 2767if targetos == 'windows' 2768 mingw_has_setjmp_longjmp = cc.links(''' 2769 #include <setjmp.h> 2770 int main(void) { 2771 /* 2772 * These functions are not available in setjmp header, but may be 2773 * available at link time, from libmingwex.a. 2774 */ 2775 extern int __mingw_setjmp(jmp_buf); 2776 extern void __attribute__((noreturn)) __mingw_longjmp(jmp_buf, int); 2777 jmp_buf env; 2778 __mingw_setjmp(env); 2779 __mingw_longjmp(env, 0); 2780 } 2781 ''', name: 'mingw setjmp and longjmp') 2782 2783 if cpu == 'aarch64' and not mingw_has_setjmp_longjmp 2784 error('mingw must provide setjmp/longjmp for windows-arm64') 2785 endif 2786endif 2787 2788######################## 2789# Target configuration # 2790######################## 2791 2792minikconf = find_program('scripts/minikconf.py') 2793config_all = {} 2794config_all_devices = {} 2795config_all_disas = {} 2796config_devices_mak_list = [] 2797config_devices_h = {} 2798config_target_h = {} 2799config_target_mak = {} 2800 2801disassemblers = { 2802 'alpha' : ['CONFIG_ALPHA_DIS'], 2803 'avr' : ['CONFIG_AVR_DIS'], 2804 'cris' : ['CONFIG_CRIS_DIS'], 2805 'hexagon' : ['CONFIG_HEXAGON_DIS'], 2806 'hppa' : ['CONFIG_HPPA_DIS'], 2807 'i386' : ['CONFIG_I386_DIS'], 2808 'x86_64' : ['CONFIG_I386_DIS'], 2809 'm68k' : ['CONFIG_M68K_DIS'], 2810 'microblaze' : ['CONFIG_MICROBLAZE_DIS'], 2811 'mips' : ['CONFIG_MIPS_DIS'], 2812 'nios2' : ['CONFIG_NIOS2_DIS'], 2813 'or1k' : ['CONFIG_OPENRISC_DIS'], 2814 'ppc' : ['CONFIG_PPC_DIS'], 2815 'riscv' : ['CONFIG_RISCV_DIS'], 2816 'rx' : ['CONFIG_RX_DIS'], 2817 's390' : ['CONFIG_S390_DIS'], 2818 'sh4' : ['CONFIG_SH4_DIS'], 2819 'sparc' : ['CONFIG_SPARC_DIS'], 2820 'xtensa' : ['CONFIG_XTENSA_DIS'], 2821 'loongarch' : ['CONFIG_LOONGARCH_DIS'], 2822} 2823 2824have_ivshmem = config_host_data.get('CONFIG_EVENTFD') 2825host_kconfig = \ 2826 (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \ 2827 (have_tpm ? ['CONFIG_TPM=y'] : []) + \ 2828 (spice.found() ? ['CONFIG_SPICE=y'] : []) + \ 2829 (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \ 2830 (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \ 2831 (x11.found() ? ['CONFIG_X11=y'] : []) + \ 2832 (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \ 2833 (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \ 2834 (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \ 2835 (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \ 2836 ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \ 2837 (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \ 2838 (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \ 2839 (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : []) 2840 2841ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ] 2842 2843default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host 2844actual_target_dirs = [] 2845fdt_required = [] 2846foreach target : target_dirs 2847 config_target = { 'TARGET_NAME': target.split('-')[0] } 2848 if target.endswith('linux-user') 2849 if targetos != 'linux' 2850 if default_targets 2851 continue 2852 endif 2853 error('Target @0@ is only available on a Linux host'.format(target)) 2854 endif 2855 config_target += { 'CONFIG_LINUX_USER': 'y' } 2856 elif target.endswith('bsd-user') 2857 if 'CONFIG_BSD' not in config_host 2858 if default_targets 2859 continue 2860 endif 2861 error('Target @0@ is only available on a BSD host'.format(target)) 2862 endif 2863 config_target += { 'CONFIG_BSD_USER': 'y' } 2864 elif target.endswith('softmmu') 2865 config_target += { 'CONFIG_SOFTMMU': 'y' } 2866 endif 2867 if target.endswith('-user') 2868 config_target += { 2869 'CONFIG_USER_ONLY': 'y', 2870 'CONFIG_QEMU_INTERP_PREFIX': 2871 get_option('interp_prefix').replace('%M', config_target['TARGET_NAME']) 2872 } 2873 endif 2874 2875 accel_kconfig = [] 2876 foreach sym: accelerators 2877 if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, []) 2878 config_target += { sym: 'y' } 2879 config_all += { sym: 'y' } 2880 if target in modular_tcg 2881 config_target += { 'CONFIG_TCG_MODULAR': 'y' } 2882 else 2883 config_target += { 'CONFIG_TCG_BUILTIN': 'y' } 2884 endif 2885 accel_kconfig += [ sym + '=y' ] 2886 endif 2887 endforeach 2888 if accel_kconfig.length() == 0 2889 if default_targets 2890 continue 2891 endif 2892 error('No accelerator available for target @0@'.format(target)) 2893 endif 2894 2895 actual_target_dirs += target 2896 config_target += keyval.load('configs/targets' / target + '.mak') 2897 config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' } 2898 2899 if 'TARGET_NEED_FDT' in config_target 2900 fdt_required += target 2901 endif 2902 2903 # Add default keys 2904 if 'TARGET_BASE_ARCH' not in config_target 2905 config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']} 2906 endif 2907 if 'TARGET_ABI_DIR' not in config_target 2908 config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']} 2909 endif 2910 if 'TARGET_BIG_ENDIAN' not in config_target 2911 config_target += {'TARGET_BIG_ENDIAN': 'n'} 2912 endif 2913 2914 foreach k, v: disassemblers 2915 if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k) 2916 foreach sym: v 2917 config_target += { sym: 'y' } 2918 config_all_disas += { sym: 'y' } 2919 endforeach 2920 endif 2921 endforeach 2922 2923 config_target_data = configuration_data() 2924 foreach k, v: config_target 2925 if not k.startswith('TARGET_') and not k.startswith('CONFIG_') 2926 # do nothing 2927 elif ignored.contains(k) 2928 # do nothing 2929 elif k == 'TARGET_BASE_ARCH' 2930 # Note that TARGET_BASE_ARCH ends up in config-target.h but it is 2931 # not used to select files from sourcesets. 2932 config_target_data.set('TARGET_' + v.to_upper(), 1) 2933 elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX' 2934 config_target_data.set_quoted(k, v) 2935 elif v == 'y' 2936 config_target_data.set(k, 1) 2937 elif v == 'n' 2938 config_target_data.set(k, 0) 2939 else 2940 config_target_data.set(k, v) 2941 endif 2942 endforeach 2943 config_target_data.set('QEMU_ARCH', 2944 'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper()) 2945 config_target_h += {target: configure_file(output: target + '-config-target.h', 2946 configuration: config_target_data)} 2947 2948 if target.endswith('-softmmu') 2949 config_input = meson.get_external_property(target, 'default') 2950 config_devices_mak = target + '-config-devices.mak' 2951 config_devices_mak = configure_file( 2952 input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'], 2953 output: config_devices_mak, 2954 depfile: config_devices_mak + '.d', 2955 capture: true, 2956 command: [minikconf, 2957 get_option('default_devices') ? '--defconfig' : '--allnoconfig', 2958 config_devices_mak, '@DEPFILE@', '@INPUT@', 2959 host_kconfig, accel_kconfig, 2960 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y']) 2961 2962 config_devices_data = configuration_data() 2963 config_devices = keyval.load(config_devices_mak) 2964 foreach k, v: config_devices 2965 config_devices_data.set(k, 1) 2966 endforeach 2967 config_devices_mak_list += config_devices_mak 2968 config_devices_h += {target: configure_file(output: target + '-config-devices.h', 2969 configuration: config_devices_data)} 2970 config_target += config_devices 2971 config_all_devices += config_devices 2972 endif 2973 config_target_mak += {target: config_target} 2974endforeach 2975target_dirs = actual_target_dirs 2976 2977# This configuration is used to build files that are shared by 2978# multiple binaries, and then extracted out of the "common" 2979# static_library target. 2980# 2981# We do not use all_sources()/all_dependencies(), because it would 2982# build literally all source files, including devices only used by 2983# targets that are not built for this compilation. The CONFIG_ALL 2984# pseudo symbol replaces it. 2985 2986config_all += config_all_devices 2987config_all += config_host 2988config_all += config_all_disas 2989config_all += { 2990 'CONFIG_XEN': xen.found(), 2991 'CONFIG_SOFTMMU': have_system, 2992 'CONFIG_USER_ONLY': have_user, 2993 'CONFIG_ALL': true, 2994} 2995 2996target_configs_h = [] 2997foreach target: target_dirs 2998 target_configs_h += config_target_h[target] 2999 target_configs_h += config_devices_h.get(target, []) 3000endforeach 3001genh += custom_target('config-poison.h', 3002 input: [target_configs_h], 3003 output: 'config-poison.h', 3004 capture: true, 3005 command: [find_program('scripts/make-config-poison.sh'), 3006 target_configs_h]) 3007 3008############## 3009# Submodules # 3010############## 3011 3012capstone = not_found 3013if not get_option('capstone').auto() or have_system or have_user 3014 capstone = dependency('capstone', version: '>=3.0.5', 3015 method: 'pkg-config', 3016 required: get_option('capstone')) 3017 3018 # Some versions of capstone have broken pkg-config file 3019 # that reports a wrong -I path, causing the #include to 3020 # fail later. If the system has such a broken version 3021 # do not use it. 3022 if capstone.found() and not cc.compiles('#include <capstone.h>', 3023 dependencies: [capstone]) 3024 capstone = not_found 3025 if get_option('capstone').enabled() 3026 error('capstone requested, but it does not appear to work') 3027 endif 3028 endif 3029endif 3030 3031libvfio_user_dep = not_found 3032if have_system and vfio_user_server_allowed 3033 libvfio_user_proj = subproject('libvfio-user', required: true) 3034 libvfio_user_dep = libvfio_user_proj.get_variable('libvfio_user_dep') 3035endif 3036 3037fdt = not_found 3038fdt_opt = get_option('fdt') 3039if fdt_required.length() > 0 or fdt_opt == 'enabled' 3040 if fdt_opt == 'disabled' 3041 error('fdt disabled but required by targets ' + ', '.join(fdt_required)) 3042 endif 3043 3044 if fdt_opt in ['enabled', 'auto', 'system'] 3045 fdt = cc.find_library('fdt', required: fdt_opt == 'system') 3046 if fdt.found() and cc.links(''' 3047 #include <libfdt.h> 3048 #include <libfdt_env.h> 3049 int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''', 3050 dependencies: fdt) 3051 fdt_opt = 'system' 3052 elif fdt_opt == 'system' 3053 error('system libfdt requested, but it is too old (1.5.1 or newer required)') 3054 else 3055 fdt_opt = 'internal' 3056 fdt = not_found 3057 endif 3058 endif 3059 if not fdt.found() 3060 assert(fdt_opt == 'internal') 3061 libfdt_proj = subproject('dtc', required: true, 3062 default_options: ['tools=false', 'yaml=disabled', 3063 'python=disabled', 'default_library=static']) 3064 fdt = libfdt_proj.get_variable('libfdt_dep') 3065 endif 3066else 3067 fdt_opt = 'disabled' 3068endif 3069 3070config_host_data.set('CONFIG_CAPSTONE', capstone.found()) 3071config_host_data.set('CONFIG_FDT', fdt.found()) 3072config_host_data.set('CONFIG_SLIRP', slirp.found()) 3073 3074##################### 3075# Generated sources # 3076##################### 3077 3078genh += configure_file(output: 'config-host.h', configuration: config_host_data) 3079 3080hxtool = find_program('scripts/hxtool') 3081shaderinclude = find_program('scripts/shaderinclude.py') 3082qapi_gen = find_program('scripts/qapi-gen.py') 3083qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py', 3084 meson.current_source_dir() / 'scripts/qapi/commands.py', 3085 meson.current_source_dir() / 'scripts/qapi/common.py', 3086 meson.current_source_dir() / 'scripts/qapi/error.py', 3087 meson.current_source_dir() / 'scripts/qapi/events.py', 3088 meson.current_source_dir() / 'scripts/qapi/expr.py', 3089 meson.current_source_dir() / 'scripts/qapi/gen.py', 3090 meson.current_source_dir() / 'scripts/qapi/introspect.py', 3091 meson.current_source_dir() / 'scripts/qapi/main.py', 3092 meson.current_source_dir() / 'scripts/qapi/parser.py', 3093 meson.current_source_dir() / 'scripts/qapi/schema.py', 3094 meson.current_source_dir() / 'scripts/qapi/source.py', 3095 meson.current_source_dir() / 'scripts/qapi/types.py', 3096 meson.current_source_dir() / 'scripts/qapi/visit.py', 3097 meson.current_source_dir() / 'scripts/qapi-gen.py' 3098] 3099 3100tracetool = [ 3101 python, files('scripts/tracetool.py'), 3102 '--backend=' + ','.join(get_option('trace_backends')) 3103] 3104tracetool_depends = files( 3105 'scripts/tracetool/backend/log.py', 3106 'scripts/tracetool/backend/__init__.py', 3107 'scripts/tracetool/backend/dtrace.py', 3108 'scripts/tracetool/backend/ftrace.py', 3109 'scripts/tracetool/backend/simple.py', 3110 'scripts/tracetool/backend/syslog.py', 3111 'scripts/tracetool/backend/ust.py', 3112 'scripts/tracetool/format/ust_events_c.py', 3113 'scripts/tracetool/format/ust_events_h.py', 3114 'scripts/tracetool/format/__init__.py', 3115 'scripts/tracetool/format/d.py', 3116 'scripts/tracetool/format/simpletrace_stap.py', 3117 'scripts/tracetool/format/c.py', 3118 'scripts/tracetool/format/h.py', 3119 'scripts/tracetool/format/log_stap.py', 3120 'scripts/tracetool/format/stap.py', 3121 'scripts/tracetool/__init__.py', 3122 'scripts/tracetool/vcpu.py' 3123) 3124 3125qemu_version_cmd = [find_program('scripts/qemu-version.sh'), 3126 meson.current_source_dir(), 3127 get_option('pkgversion'), meson.project_version()] 3128qemu_version = custom_target('qemu-version.h', 3129 output: 'qemu-version.h', 3130 command: qemu_version_cmd, 3131 capture: true, 3132 build_by_default: true, 3133 build_always_stale: true) 3134genh += qemu_version 3135 3136hxdep = [] 3137hx_headers = [ 3138 ['qemu-options.hx', 'qemu-options.def'], 3139 ['qemu-img-cmds.hx', 'qemu-img-cmds.h'], 3140] 3141if have_system 3142 hx_headers += [ 3143 ['hmp-commands.hx', 'hmp-commands.h'], 3144 ['hmp-commands-info.hx', 'hmp-commands-info.h'], 3145 ] 3146endif 3147foreach d : hx_headers 3148 hxdep += custom_target(d[1], 3149 input: files(d[0]), 3150 output: d[1], 3151 capture: true, 3152 build_by_default: true, # to be removed when added to a target 3153 command: [hxtool, '-h', '@INPUT0@']) 3154endforeach 3155genh += hxdep 3156 3157################### 3158# Collect sources # 3159################### 3160 3161authz_ss = ss.source_set() 3162blockdev_ss = ss.source_set() 3163block_ss = ss.source_set() 3164chardev_ss = ss.source_set() 3165common_ss = ss.source_set() 3166crypto_ss = ss.source_set() 3167hwcore_ss = ss.source_set() 3168io_ss = ss.source_set() 3169qmp_ss = ss.source_set() 3170qom_ss = ss.source_set() 3171softmmu_ss = ss.source_set() 3172specific_fuzz_ss = ss.source_set() 3173specific_ss = ss.source_set() 3174stub_ss = ss.source_set() 3175trace_ss = ss.source_set() 3176user_ss = ss.source_set() 3177util_ss = ss.source_set() 3178 3179# accel modules 3180qtest_module_ss = ss.source_set() 3181tcg_module_ss = ss.source_set() 3182 3183modules = {} 3184target_modules = {} 3185hw_arch = {} 3186target_arch = {} 3187target_softmmu_arch = {} 3188target_user_arch = {} 3189 3190############### 3191# Trace files # 3192############### 3193 3194# TODO: add each directory to the subdirs from its own meson.build, once 3195# we have those 3196trace_events_subdirs = [ 3197 'crypto', 3198 'qapi', 3199 'qom', 3200 'monitor', 3201 'util', 3202 'gdbstub', 3203] 3204if have_linux_user 3205 trace_events_subdirs += [ 'linux-user' ] 3206endif 3207if have_bsd_user 3208 trace_events_subdirs += [ 'bsd-user' ] 3209endif 3210if have_block 3211 trace_events_subdirs += [ 3212 'authz', 3213 'block', 3214 'io', 3215 'nbd', 3216 'scsi', 3217 ] 3218endif 3219if have_system 3220 trace_events_subdirs += [ 3221 'accel/kvm', 3222 'audio', 3223 'backends', 3224 'backends/tpm', 3225 'chardev', 3226 'ebpf', 3227 'hw/9pfs', 3228 'hw/acpi', 3229 'hw/adc', 3230 'hw/alpha', 3231 'hw/arm', 3232 'hw/audio', 3233 'hw/block', 3234 'hw/block/dataplane', 3235 'hw/char', 3236 'hw/display', 3237 'hw/dma', 3238 'hw/hyperv', 3239 'hw/i2c', 3240 'hw/i386', 3241 'hw/i386/xen', 3242 'hw/i386/kvm', 3243 'hw/ide', 3244 'hw/input', 3245 'hw/intc', 3246 'hw/isa', 3247 'hw/mem', 3248 'hw/mips', 3249 'hw/misc', 3250 'hw/misc/macio', 3251 'hw/net', 3252 'hw/net/can', 3253 'hw/nubus', 3254 'hw/nvme', 3255 'hw/nvram', 3256 'hw/pci', 3257 'hw/pci-host', 3258 'hw/ppc', 3259 'hw/rdma', 3260 'hw/rdma/vmw', 3261 'hw/rtc', 3262 'hw/s390x', 3263 'hw/scsi', 3264 'hw/sd', 3265 'hw/sh4', 3266 'hw/sparc', 3267 'hw/sparc64', 3268 'hw/ssi', 3269 'hw/timer', 3270 'hw/tpm', 3271 'hw/usb', 3272 'hw/vfio', 3273 'hw/virtio', 3274 'hw/watchdog', 3275 'hw/xen', 3276 'hw/gpio', 3277 'migration', 3278 'net', 3279 'softmmu', 3280 'ui', 3281 'hw/remote', 3282 ] 3283endif 3284if have_system or have_user 3285 trace_events_subdirs += [ 3286 'accel/tcg', 3287 'hw/core', 3288 'target/arm', 3289 'target/arm/hvf', 3290 'target/hppa', 3291 'target/i386', 3292 'target/i386/kvm', 3293 'target/mips/tcg', 3294 'target/nios2', 3295 'target/ppc', 3296 'target/riscv', 3297 'target/s390x', 3298 'target/s390x/kvm', 3299 'target/sparc', 3300 ] 3301endif 3302 3303vhost_user = not_found 3304if targetos == 'linux' and have_vhost_user 3305 libvhost_user = subproject('libvhost-user') 3306 vhost_user = libvhost_user.get_variable('vhost_user_dep') 3307endif 3308 3309libvduse = not_found 3310if have_libvduse 3311 libvduse_proj = subproject('libvduse') 3312 libvduse = libvduse_proj.get_variable('libvduse_dep') 3313endif 3314 3315# NOTE: the trace/ subdirectory needs the qapi_trace_events variable 3316# that is filled in by qapi/. 3317subdir('qapi') 3318subdir('qobject') 3319subdir('stubs') 3320subdir('trace') 3321subdir('util') 3322subdir('qom') 3323subdir('authz') 3324subdir('crypto') 3325subdir('ui') 3326subdir('hw') 3327subdir('gdbstub') 3328 3329if enable_modules 3330 libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO') 3331 modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO') 3332endif 3333 3334qom_ss = qom_ss.apply(config_host, strict: false) 3335libqom = static_library('qom', qom_ss.sources() + genh, 3336 dependencies: [qom_ss.dependencies()], 3337 name_suffix: 'fa') 3338qom = declare_dependency(link_whole: libqom) 3339 3340event_loop_base = files('event-loop-base.c') 3341event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh, 3342 build_by_default: true) 3343event_loop_base = declare_dependency(link_whole: event_loop_base, 3344 dependencies: [qom]) 3345 3346stub_ss = stub_ss.apply(config_all, strict: false) 3347 3348util_ss.add_all(trace_ss) 3349util_ss = util_ss.apply(config_all, strict: false) 3350libqemuutil = static_library('qemuutil', 3351 sources: util_ss.sources() + stub_ss.sources() + genh, 3352 dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman]) 3353qemuutil = declare_dependency(link_with: libqemuutil, 3354 sources: genh + version_res, 3355 dependencies: [event_loop_base]) 3356 3357if have_system or have_user 3358 decodetree = generator(find_program('scripts/decodetree.py'), 3359 output: 'decode-@BASENAME@.c.inc', 3360 arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@']) 3361 subdir('libdecnumber') 3362 subdir('target') 3363endif 3364 3365subdir('audio') 3366subdir('io') 3367subdir('chardev') 3368subdir('fsdev') 3369subdir('dump') 3370 3371if have_block 3372 block_ss.add(files( 3373 'block.c', 3374 'blockjob.c', 3375 'job.c', 3376 'qemu-io-cmds.c', 3377 )) 3378 if config_host_data.get('CONFIG_REPLICATION') 3379 block_ss.add(files('replication.c')) 3380 endif 3381 3382 subdir('nbd') 3383 subdir('scsi') 3384 subdir('block') 3385 3386 blockdev_ss.add(files( 3387 'blockdev.c', 3388 'blockdev-nbd.c', 3389 'iothread.c', 3390 'job-qmp.c', 3391 ), gnutls) 3392 3393 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon, 3394 # os-win32.c does not 3395 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c')) 3396 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')]) 3397endif 3398 3399common_ss.add(files('cpus-common.c')) 3400specific_ss.add(files('cpu.c')) 3401 3402subdir('softmmu') 3403 3404# Work around a gcc bug/misfeature wherein constant propagation looks 3405# through an alias: 3406# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696 3407# to guess that a const variable is always zero. Without lto, this is 3408# impossible, as the alias is restricted to page-vary-common.c. Indeed, 3409# without lto, not even the alias is required -- we simply use different 3410# declarations in different compilation units. 3411pagevary = files('page-vary-common.c') 3412if get_option('b_lto') 3413 pagevary_flags = ['-fno-lto'] 3414 if get_option('cfi') 3415 pagevary_flags += '-fno-sanitize=cfi-icall' 3416 endif 3417 pagevary = static_library('page-vary-common', sources: pagevary + genh, 3418 c_args: pagevary_flags) 3419 pagevary = declare_dependency(link_with: pagevary) 3420endif 3421common_ss.add(pagevary) 3422specific_ss.add(files('page-vary.c')) 3423 3424subdir('backends') 3425subdir('disas') 3426subdir('migration') 3427subdir('monitor') 3428subdir('net') 3429subdir('replay') 3430subdir('semihosting') 3431subdir('stats') 3432subdir('tcg') 3433subdir('fpu') 3434subdir('accel') 3435subdir('plugins') 3436subdir('ebpf') 3437 3438common_user_inc = [] 3439 3440subdir('common-user') 3441subdir('bsd-user') 3442subdir('linux-user') 3443 3444# needed for fuzzing binaries 3445subdir('tests/qtest/libqos') 3446subdir('tests/qtest/fuzz') 3447 3448# accel modules 3449tcg_real_module_ss = ss.source_set() 3450tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss) 3451specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss) 3452target_modules += { 'accel' : { 'qtest': qtest_module_ss, 3453 'tcg': tcg_real_module_ss }} 3454 3455######################## 3456# Library dependencies # 3457######################## 3458 3459modinfo_collect = find_program('scripts/modinfo-collect.py') 3460modinfo_generate = find_program('scripts/modinfo-generate.py') 3461modinfo_files = [] 3462 3463block_mods = [] 3464softmmu_mods = [] 3465foreach d, list : modules 3466 if not (d == 'block' ? have_block : have_system) 3467 continue 3468 endif 3469 3470 foreach m, module_ss : list 3471 if enable_modules 3472 module_ss = module_ss.apply(config_all, strict: false) 3473 sl = static_library(d + '-' + m, [genh, module_ss.sources()], 3474 dependencies: [modulecommon, module_ss.dependencies()], pic: true) 3475 if d == 'block' 3476 block_mods += sl 3477 else 3478 softmmu_mods += sl 3479 endif 3480 if module_ss.sources() != [] 3481 # FIXME: Should use sl.extract_all_objects(recursive: true) as 3482 # input. Sources can be used multiple times but objects are 3483 # unique when it comes to lookup in compile_commands.json. 3484 # Depnds on a mesion version with 3485 # https://github.com/mesonbuild/meson/pull/8900 3486 modinfo_files += custom_target(d + '-' + m + '.modinfo', 3487 output: d + '-' + m + '.modinfo', 3488 input: module_ss.sources() + genh, 3489 capture: true, 3490 command: [modinfo_collect, module_ss.sources()]) 3491 endif 3492 else 3493 if d == 'block' 3494 block_ss.add_all(module_ss) 3495 else 3496 softmmu_ss.add_all(module_ss) 3497 endif 3498 endif 3499 endforeach 3500endforeach 3501 3502foreach d, list : target_modules 3503 foreach m, module_ss : list 3504 if enable_modules 3505 foreach target : target_dirs 3506 if target.endswith('-softmmu') 3507 config_target = config_target_mak[target] 3508 config_target += config_host 3509 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] 3510 c_args = ['-DNEED_CPU_H', 3511 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), 3512 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] 3513 target_module_ss = module_ss.apply(config_target, strict: false) 3514 if target_module_ss.sources() != [] 3515 module_name = d + '-' + m + '-' + config_target['TARGET_NAME'] 3516 sl = static_library(module_name, 3517 [genh, target_module_ss.sources()], 3518 dependencies: [modulecommon, target_module_ss.dependencies()], 3519 include_directories: target_inc, 3520 c_args: c_args, 3521 pic: true) 3522 softmmu_mods += sl 3523 # FIXME: Should use sl.extract_all_objects(recursive: true) too. 3524 modinfo_files += custom_target(module_name + '.modinfo', 3525 output: module_name + '.modinfo', 3526 input: target_module_ss.sources() + genh, 3527 capture: true, 3528 command: [modinfo_collect, '--target', target, target_module_ss.sources()]) 3529 endif 3530 endif 3531 endforeach 3532 else 3533 specific_ss.add_all(module_ss) 3534 endif 3535 endforeach 3536endforeach 3537 3538if enable_modules 3539 foreach target : target_dirs 3540 if target.endswith('-softmmu') 3541 config_target = config_target_mak[target] 3542 config_devices_mak = target + '-config-devices.mak' 3543 modinfo_src = custom_target('modinfo-' + target + '.c', 3544 output: 'modinfo-' + target + '.c', 3545 input: modinfo_files, 3546 command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'], 3547 capture: true) 3548 3549 modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src) 3550 modinfo_dep = declare_dependency(link_with: modinfo_lib) 3551 3552 arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH'] 3553 hw_arch[arch].add(modinfo_dep) 3554 endif 3555 endforeach 3556endif 3557 3558nm = find_program('nm') 3559undefsym = find_program('scripts/undefsym.py') 3560block_syms = custom_target('block.syms', output: 'block.syms', 3561 input: [libqemuutil, block_mods], 3562 capture: true, 3563 command: [undefsym, nm, '@INPUT@']) 3564qemu_syms = custom_target('qemu.syms', output: 'qemu.syms', 3565 input: [libqemuutil, softmmu_mods], 3566 capture: true, 3567 command: [undefsym, nm, '@INPUT@']) 3568 3569authz_ss = authz_ss.apply(config_host, strict: false) 3570libauthz = static_library('authz', authz_ss.sources() + genh, 3571 dependencies: [authz_ss.dependencies()], 3572 name_suffix: 'fa', 3573 build_by_default: false) 3574 3575authz = declare_dependency(link_whole: libauthz, 3576 dependencies: qom) 3577 3578crypto_ss = crypto_ss.apply(config_host, strict: false) 3579libcrypto = static_library('crypto', crypto_ss.sources() + genh, 3580 dependencies: [crypto_ss.dependencies()], 3581 name_suffix: 'fa', 3582 build_by_default: false) 3583 3584crypto = declare_dependency(link_whole: libcrypto, 3585 dependencies: [authz, qom]) 3586 3587io_ss = io_ss.apply(config_host, strict: false) 3588libio = static_library('io', io_ss.sources() + genh, 3589 dependencies: [io_ss.dependencies()], 3590 link_with: libqemuutil, 3591 name_suffix: 'fa', 3592 build_by_default: false) 3593 3594io = declare_dependency(link_whole: libio, dependencies: [crypto, qom]) 3595 3596libmigration = static_library('migration', sources: migration_files + genh, 3597 name_suffix: 'fa', 3598 build_by_default: false) 3599migration = declare_dependency(link_with: libmigration, 3600 dependencies: [zlib, qom, io]) 3601softmmu_ss.add(migration) 3602 3603block_ss = block_ss.apply(config_host, strict: false) 3604libblock = static_library('block', block_ss.sources() + genh, 3605 dependencies: block_ss.dependencies(), 3606 link_depends: block_syms, 3607 name_suffix: 'fa', 3608 build_by_default: false) 3609 3610block = declare_dependency(link_whole: [libblock], 3611 link_args: '@block.syms', 3612 dependencies: [crypto, io]) 3613 3614blockdev_ss = blockdev_ss.apply(config_host, strict: false) 3615libblockdev = static_library('blockdev', blockdev_ss.sources() + genh, 3616 dependencies: blockdev_ss.dependencies(), 3617 name_suffix: 'fa', 3618 build_by_default: false) 3619 3620blockdev = declare_dependency(link_whole: [libblockdev], 3621 dependencies: [block, event_loop_base]) 3622 3623qmp_ss = qmp_ss.apply(config_host, strict: false) 3624libqmp = static_library('qmp', qmp_ss.sources() + genh, 3625 dependencies: qmp_ss.dependencies(), 3626 name_suffix: 'fa', 3627 build_by_default: false) 3628 3629qmp = declare_dependency(link_whole: [libqmp]) 3630 3631libchardev = static_library('chardev', chardev_ss.sources() + genh, 3632 name_suffix: 'fa', 3633 dependencies: chardev_ss.dependencies(), 3634 build_by_default: false) 3635 3636chardev = declare_dependency(link_whole: libchardev) 3637 3638hwcore_ss = hwcore_ss.apply(config_host, strict: false) 3639libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh, 3640 name_suffix: 'fa', 3641 build_by_default: false) 3642hwcore = declare_dependency(link_whole: libhwcore) 3643common_ss.add(hwcore) 3644 3645########### 3646# Targets # 3647########### 3648 3649emulator_modules = [] 3650foreach m : block_mods + softmmu_mods 3651 emulator_modules += shared_module(m.name(), 3652 build_by_default: true, 3653 name_prefix: '', 3654 link_whole: m, 3655 install: true, 3656 install_dir: qemu_moddir) 3657endforeach 3658if emulator_modules.length() > 0 3659 alias_target('modules', emulator_modules) 3660endif 3661 3662softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp) 3663common_ss.add(qom, qemuutil) 3664 3665common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss]) 3666common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss) 3667 3668common_all = common_ss.apply(config_all, strict: false) 3669common_all = static_library('common', 3670 build_by_default: false, 3671 sources: common_all.sources() + genh, 3672 include_directories: common_user_inc, 3673 implicit_include_directories: false, 3674 dependencies: common_all.dependencies(), 3675 name_suffix: 'fa') 3676 3677feature_to_c = find_program('scripts/feature_to_c.sh') 3678 3679if targetos == 'darwin' 3680 entitlement = find_program('scripts/entitlement.sh') 3681endif 3682 3683emulators = {} 3684foreach target : target_dirs 3685 config_target = config_target_mak[target] 3686 target_name = config_target['TARGET_NAME'] 3687 target_base_arch = config_target['TARGET_BASE_ARCH'] 3688 arch_srcs = [config_target_h[target]] 3689 arch_deps = [] 3690 c_args = ['-DNEED_CPU_H', 3691 '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), 3692 '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] 3693 link_args = emulator_link_args 3694 3695 config_target += config_host 3696 target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] 3697 if targetos == 'linux' 3698 target_inc += include_directories('linux-headers', is_system: true) 3699 endif 3700 if target.endswith('-softmmu') 3701 target_type='system' 3702 t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false) 3703 arch_srcs += t.sources() 3704 arch_deps += t.dependencies() 3705 3706 hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch 3707 hw = hw_arch[hw_dir].apply(config_target, strict: false) 3708 arch_srcs += hw.sources() 3709 arch_deps += hw.dependencies() 3710 3711 arch_srcs += config_devices_h[target] 3712 link_args += ['@block.syms', '@qemu.syms'] 3713 else 3714 abi = config_target['TARGET_ABI_DIR'] 3715 target_type='user' 3716 target_inc += common_user_inc 3717 if target_base_arch in target_user_arch 3718 t = target_user_arch[target_base_arch].apply(config_target, strict: false) 3719 arch_srcs += t.sources() 3720 arch_deps += t.dependencies() 3721 endif 3722 if 'CONFIG_LINUX_USER' in config_target 3723 base_dir = 'linux-user' 3724 endif 3725 if 'CONFIG_BSD_USER' in config_target 3726 base_dir = 'bsd-user' 3727 target_inc += include_directories('bsd-user/' / targetos) 3728 target_inc += include_directories('bsd-user/host/' / host_arch) 3729 dir = base_dir / abi 3730 arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c') 3731 endif 3732 target_inc += include_directories( 3733 base_dir, 3734 base_dir / abi, 3735 ) 3736 if 'CONFIG_LINUX_USER' in config_target 3737 dir = base_dir / abi 3738 arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c') 3739 if config_target.has_key('TARGET_SYSTBL_ABI') 3740 arch_srcs += \ 3741 syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'], 3742 extra_args : config_target['TARGET_SYSTBL_ABI']) 3743 endif 3744 endif 3745 endif 3746 3747 if 'TARGET_XML_FILES' in config_target 3748 gdbstub_xml = custom_target(target + '-gdbstub-xml.c', 3749 output: target + '-gdbstub-xml.c', 3750 input: files(config_target['TARGET_XML_FILES'].split()), 3751 command: [feature_to_c, '@INPUT@'], 3752 capture: true) 3753 arch_srcs += gdbstub_xml 3754 endif 3755 3756 t = target_arch[target_base_arch].apply(config_target, strict: false) 3757 arch_srcs += t.sources() 3758 arch_deps += t.dependencies() 3759 3760 target_common = common_ss.apply(config_target, strict: false) 3761 objects = common_all.extract_objects(target_common.sources()) 3762 deps = target_common.dependencies() 3763 3764 target_specific = specific_ss.apply(config_target, strict: false) 3765 arch_srcs += target_specific.sources() 3766 arch_deps += target_specific.dependencies() 3767 3768 lib = static_library('qemu-' + target, 3769 sources: arch_srcs + genh, 3770 dependencies: arch_deps, 3771 objects: objects, 3772 include_directories: target_inc, 3773 c_args: c_args, 3774 build_by_default: false, 3775 name_suffix: 'fa') 3776 3777 if target.endswith('-softmmu') 3778 execs = [{ 3779 'name': 'qemu-system-' + target_name, 3780 'win_subsystem': 'console', 3781 'sources': files('softmmu/main.c'), 3782 'dependencies': [] 3783 }] 3784 if targetos == 'windows' and (sdl.found() or gtk.found()) 3785 execs += [{ 3786 'name': 'qemu-system-' + target_name + 'w', 3787 'win_subsystem': 'windows', 3788 'sources': files('softmmu/main.c'), 3789 'dependencies': [] 3790 }] 3791 endif 3792 if get_option('fuzzing') 3793 specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false) 3794 execs += [{ 3795 'name': 'qemu-fuzz-' + target_name, 3796 'win_subsystem': 'console', 3797 'sources': specific_fuzz.sources(), 3798 'dependencies': specific_fuzz.dependencies(), 3799 }] 3800 endif 3801 else 3802 execs = [{ 3803 'name': 'qemu-' + target_name, 3804 'win_subsystem': 'console', 3805 'sources': [], 3806 'dependencies': [] 3807 }] 3808 endif 3809 foreach exe: execs 3810 exe_name = exe['name'] 3811 if targetos == 'darwin' 3812 exe_name += '-unsigned' 3813 endif 3814 3815 emulator = executable(exe_name, exe['sources'], 3816 install: true, 3817 c_args: c_args, 3818 dependencies: arch_deps + deps + exe['dependencies'], 3819 objects: lib.extract_all_objects(recursive: true), 3820 link_language: link_language, 3821 link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []), 3822 link_args: link_args, 3823 win_subsystem: exe['win_subsystem']) 3824 3825 if targetos == 'darwin' 3826 icon = 'pc-bios/qemu.rsrc' 3827 build_input = [emulator, files(icon)] 3828 install_input = [ 3829 get_option('bindir') / exe_name, 3830 meson.current_source_dir() / icon 3831 ] 3832 if 'CONFIG_HVF' in config_target 3833 entitlements = 'accel/hvf/entitlements.plist' 3834 build_input += files(entitlements) 3835 install_input += meson.current_source_dir() / entitlements 3836 endif 3837 3838 emulators += {exe['name'] : custom_target(exe['name'], 3839 input: build_input, 3840 output: exe['name'], 3841 command: [entitlement, '@OUTPUT@', '@INPUT@']) 3842 } 3843 3844 meson.add_install_script(entitlement, '--install', 3845 get_option('bindir') / exe['name'], 3846 install_input) 3847 else 3848 emulators += {exe['name']: emulator} 3849 endif 3850 3851 if stap.found() 3852 foreach stp: [ 3853 {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false}, 3854 {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true}, 3855 {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true}, 3856 {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true}, 3857 ] 3858 custom_target(exe['name'] + stp['ext'], 3859 input: trace_events_all, 3860 output: exe['name'] + stp['ext'], 3861 install: stp['install'], 3862 install_dir: get_option('datadir') / 'systemtap/tapset', 3863 command: [ 3864 tracetool, '--group=all', '--format=' + stp['fmt'], 3865 '--binary=' + stp['bin'], 3866 '--target-name=' + target_name, 3867 '--target-type=' + target_type, 3868 '--probe-prefix=qemu.' + target_type + '.' + target_name, 3869 '@INPUT@', '@OUTPUT@' 3870 ], 3871 depend_files: tracetool_depends) 3872 endforeach 3873 endif 3874 endforeach 3875endforeach 3876 3877# Other build targets 3878 3879if 'CONFIG_PLUGIN' in config_host 3880 install_headers('include/qemu/qemu-plugin.h') 3881endif 3882 3883subdir('qga') 3884 3885# Don't build qemu-keymap if xkbcommon is not explicitly enabled 3886# when we don't build tools or system 3887if xkbcommon.found() 3888 # used for the update-keymaps target, so include rules even if !have_tools 3889 qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh, 3890 dependencies: [qemuutil, xkbcommon], install: have_tools) 3891endif 3892 3893if have_tools 3894 qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep], 3895 dependencies: [authz, block, crypto, io, qom, qemuutil], install: true) 3896 qemu_io = executable('qemu-io', files('qemu-io.c'), 3897 dependencies: [block, qemuutil], install: true) 3898 qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'), 3899 dependencies: [blockdev, qemuutil, gnutls, selinux], 3900 install: true) 3901 3902 subdir('storage-daemon') 3903 subdir('contrib/rdmacm-mux') 3904 subdir('contrib/elf2dmp') 3905 3906 executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'), 3907 dependencies: qemuutil, 3908 install: true) 3909 3910 if have_vhost_user 3911 subdir('contrib/vhost-user-blk') 3912 subdir('contrib/vhost-user-gpu') 3913 subdir('contrib/vhost-user-input') 3914 subdir('contrib/vhost-user-scsi') 3915 endif 3916 3917 if targetos == 'linux' 3918 executable('qemu-bridge-helper', files('qemu-bridge-helper.c'), 3919 dependencies: [qemuutil, libcap_ng], 3920 install: true, 3921 install_dir: get_option('libexecdir')) 3922 3923 executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'), 3924 dependencies: [authz, crypto, io, qom, qemuutil, 3925 libcap_ng, mpathpersist], 3926 install: true) 3927 endif 3928 3929 if have_ivshmem 3930 subdir('contrib/ivshmem-client') 3931 subdir('contrib/ivshmem-server') 3932 endif 3933endif 3934 3935subdir('scripts') 3936subdir('tools') 3937subdir('pc-bios') 3938subdir('docs') 3939subdir('tests') 3940if gtk.found() 3941 subdir('po') 3942endif 3943 3944if host_machine.system() == 'windows' 3945 nsis_cmd = [ 3946 find_program('scripts/nsis.py'), 3947 '@OUTPUT@', 3948 get_option('prefix'), 3949 meson.current_source_dir(), 3950 glib_pc.get_variable('bindir'), 3951 host_machine.cpu(), 3952 '--', 3953 '-DDISPLAYVERSION=' + meson.project_version(), 3954 ] 3955 if build_docs 3956 nsis_cmd += '-DCONFIG_DOCUMENTATION=y' 3957 endif 3958 if gtk.found() 3959 nsis_cmd += '-DCONFIG_GTK=y' 3960 endif 3961 3962 nsis = custom_target('nsis', 3963 output: 'qemu-setup-' + meson.project_version() + '.exe', 3964 input: files('qemu.nsi'), 3965 build_always_stale: true, 3966 command: nsis_cmd + ['@INPUT@']) 3967 alias_target('installer', nsis) 3968endif 3969 3970######################### 3971# Configuration summary # 3972######################### 3973 3974# Build environment 3975summary_info = {} 3976summary_info += {'Build directory': meson.current_build_dir()} 3977summary_info += {'Source path': meson.current_source_dir()} 3978summary_info += {'Download dependencies': get_option('wrap_mode') != 'nodownload'} 3979summary(summary_info, bool_yn: true, section: 'Build environment') 3980 3981# Directories 3982summary_info += {'Install prefix': get_option('prefix')} 3983summary_info += {'BIOS directory': qemu_datadir} 3984pathsep = targetos == 'windows' ? ';' : ':' 3985summary_info += {'firmware path': pathsep.join(get_option('qemu_firmwarepath'))} 3986summary_info += {'binary directory': get_option('prefix') / get_option('bindir')} 3987summary_info += {'library directory': get_option('prefix') / get_option('libdir')} 3988summary_info += {'module directory': qemu_moddir} 3989summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')} 3990summary_info += {'include directory': get_option('prefix') / get_option('includedir')} 3991summary_info += {'config directory': get_option('prefix') / get_option('sysconfdir')} 3992if targetos != 'windows' 3993 summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')} 3994 summary_info += {'Manual directory': get_option('prefix') / get_option('mandir')} 3995else 3996 summary_info += {'local state directory': 'queried at runtime'} 3997endif 3998summary_info += {'Doc directory': get_option('prefix') / get_option('docdir')} 3999summary(summary_info, bool_yn: true, section: 'Directories') 4000 4001# Host binaries 4002summary_info = {} 4003summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())} 4004summary_info += {'sphinx-build': sphinx_build} 4005if config_host.has_key('HAVE_GDB_BIN') 4006 summary_info += {'gdb': config_host['HAVE_GDB_BIN']} 4007endif 4008summary_info += {'iasl': iasl} 4009summary_info += {'genisoimage': config_host['GENISOIMAGE']} 4010if targetos == 'windows' and have_ga 4011 summary_info += {'wixl': wixl} 4012endif 4013if slirp.found() and have_system 4014 summary_info += {'smbd': have_slirp_smbd ? smbd_path : false} 4015endif 4016summary(summary_info, bool_yn: true, section: 'Host binaries') 4017 4018# Configurable features 4019summary_info = {} 4020summary_info += {'Documentation': build_docs} 4021summary_info += {'system-mode emulation': have_system} 4022summary_info += {'user-mode emulation': have_user} 4023summary_info += {'block layer': have_block} 4024summary_info += {'Install blobs': get_option('install_blobs')} 4025summary_info += {'module support': enable_modules} 4026if enable_modules 4027 summary_info += {'alternative module path': get_option('module_upgrades')} 4028endif 4029summary_info += {'fuzzing support': get_option('fuzzing')} 4030if have_system 4031 summary_info += {'Audio drivers': ' '.join(audio_drivers_selected)} 4032endif 4033summary_info += {'Trace backends': ','.join(get_option('trace_backends'))} 4034if 'simple' in get_option('trace_backends') 4035 summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'} 4036endif 4037summary_info += {'D-Bus display': dbus_display} 4038summary_info += {'QOM debugging': get_option('qom_cast_debug')} 4039summary_info += {'vhost-kernel support': have_vhost_kernel} 4040summary_info += {'vhost-net support': have_vhost_net} 4041summary_info += {'vhost-user support': have_vhost_user} 4042summary_info += {'vhost-user-crypto support': have_vhost_user_crypto} 4043summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server} 4044summary_info += {'vhost-vdpa support': have_vhost_vdpa} 4045summary_info += {'build guest agent': have_ga} 4046summary(summary_info, bool_yn: true, section: 'Configurable features') 4047 4048# Compilation information 4049summary_info = {} 4050summary_info += {'host CPU': cpu} 4051summary_info += {'host endianness': build_machine.endian()} 4052summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())} 4053summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())} 4054if link_language == 'cpp' 4055 summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())} 4056else 4057 summary_info += {'C++ compiler': false} 4058endif 4059if targetos == 'darwin' 4060 summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())} 4061endif 4062option_cflags = (get_option('debug') ? ['-g'] : []) 4063if get_option('optimization') != 'plain' 4064 option_cflags += ['-O' + get_option('optimization')] 4065endif 4066summary_info += {'CFLAGS': ' '.join(get_option('c_args') + option_cflags)} 4067if link_language == 'cpp' 4068 summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args') + option_cflags)} 4069endif 4070if targetos == 'darwin' 4071 summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args') + option_cflags)} 4072endif 4073link_args = get_option(link_language + '_link_args') 4074if link_args.length() > 0 4075 summary_info += {'LDFLAGS': ' '.join(link_args)} 4076endif 4077summary_info += {'QEMU_CFLAGS': ' '.join(qemu_common_flags + qemu_cflags)} 4078if 'cpp' in all_languages 4079 summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_common_flags + qemu_cxxflags)} 4080endif 4081if 'objc' in all_languages 4082 summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_common_flags)} 4083endif 4084summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)} 4085summary_info += {'profiler': get_option('profiler')} 4086summary_info += {'link-time optimization (LTO)': get_option('b_lto')} 4087summary_info += {'PIE': get_option('b_pie')} 4088summary_info += {'static build': get_option('prefer_static')} 4089summary_info += {'malloc trim support': has_malloc_trim} 4090summary_info += {'membarrier': have_membarrier} 4091summary_info += {'debug graph lock': get_option('debug_graph_lock')} 4092summary_info += {'debug stack usage': get_option('debug_stack_usage')} 4093summary_info += {'mutex debugging': get_option('debug_mutex')} 4094summary_info += {'memory allocator': get_option('malloc')} 4095summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')} 4096summary_info += {'avx512bw optimization': config_host_data.get('CONFIG_AVX512BW_OPT')} 4097summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')} 4098if get_option('gprof') 4099 gprof_info = 'YES (deprecated)' 4100else 4101 gprof_info = get_option('gprof') 4102endif 4103summary_info += {'gprof': gprof_info} 4104summary_info += {'gcov': get_option('b_coverage')} 4105summary_info += {'thread sanitizer': get_option('tsan')} 4106summary_info += {'CFI support': get_option('cfi')} 4107if get_option('cfi') 4108 summary_info += {'CFI debug support': get_option('cfi_debug')} 4109endif 4110summary_info += {'strip binaries': get_option('strip')} 4111summary_info += {'sparse': sparse} 4112summary_info += {'mingw32 support': targetos == 'windows'} 4113summary(summary_info, bool_yn: true, section: 'Compilation') 4114 4115# snarf the cross-compilation information for tests 4116summary_info = {} 4117have_cross = false 4118foreach target: target_dirs 4119 tcg_mak = meson.current_build_dir() / 'tests/tcg' / target / 'config-target.mak' 4120 if fs.exists(tcg_mak) 4121 config_cross_tcg = keyval.load(tcg_mak) 4122 if 'CC' in config_cross_tcg 4123 summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']} 4124 have_cross = true 4125 endif 4126 endif 4127endforeach 4128if have_cross 4129 summary(summary_info, bool_yn: true, section: 'Cross compilers') 4130endif 4131 4132# Targets and accelerators 4133summary_info = {} 4134if have_system 4135 summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')} 4136 summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')} 4137 summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')} 4138 summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')} 4139 summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')} 4140 summary_info += {'Xen support': xen.found()} 4141 if xen.found() 4142 summary_info += {'xen ctrl version': xen.version()} 4143 endif 4144 summary_info += {'Xen emulation': config_all.has_key('CONFIG_XEN_EMU')} 4145endif 4146summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')} 4147if config_all.has_key('CONFIG_TCG') 4148 if get_option('tcg_interpreter') 4149 summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'} 4150 else 4151 summary_info += {'TCG backend': 'native (@0@)'.format(cpu)} 4152 endif 4153 summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')} 4154 summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')} 4155endif 4156summary_info += {'target list': ' '.join(target_dirs)} 4157if have_system 4158 summary_info += {'default devices': get_option('default_devices')} 4159 summary_info += {'out of process emulation': multiprocess_allowed} 4160 summary_info += {'vfio-user server': vfio_user_server_allowed} 4161endif 4162summary(summary_info, bool_yn: true, section: 'Targets and accelerators') 4163 4164# Block layer 4165summary_info = {} 4166summary_info += {'coroutine backend': coroutine_backend} 4167summary_info += {'coroutine pool': have_coroutine_pool} 4168if have_block 4169 summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')} 4170 summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')} 4171 summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')} 4172 summary_info += {'VirtFS (9P) support': have_virtfs} 4173 summary_info += {'VirtFS (9P) Proxy Helper support': have_virtfs_proxy_helper} 4174 summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')} 4175 summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')} 4176 summary_info += {'bochs support': get_option('bochs').allowed()} 4177 summary_info += {'cloop support': get_option('cloop').allowed()} 4178 summary_info += {'dmg support': get_option('dmg').allowed()} 4179 summary_info += {'qcow v1 support': get_option('qcow1').allowed()} 4180 summary_info += {'vdi support': get_option('vdi').allowed()} 4181 summary_info += {'vhdx support': get_option('vhdx').allowed()} 4182 summary_info += {'vmdk support': get_option('vmdk').allowed()} 4183 summary_info += {'vpc support': get_option('vpc').allowed()} 4184 summary_info += {'vvfat support': get_option('vvfat').allowed()} 4185 summary_info += {'qed support': get_option('qed').allowed()} 4186 summary_info += {'parallels support': get_option('parallels').allowed()} 4187 summary_info += {'FUSE exports': fuse} 4188 summary_info += {'VDUSE block exports': have_vduse_blk_export} 4189endif 4190summary(summary_info, bool_yn: true, section: 'Block layer support') 4191 4192# Crypto 4193summary_info = {} 4194summary_info += {'TLS priority': get_option('tls_priority')} 4195summary_info += {'GNUTLS support': gnutls} 4196if gnutls.found() 4197 summary_info += {' GNUTLS crypto': gnutls_crypto.found()} 4198endif 4199summary_info += {'libgcrypt': gcrypt} 4200summary_info += {'nettle': nettle} 4201if nettle.found() 4202 summary_info += {' XTS': xts != 'private'} 4203endif 4204summary_info += {'AF_ALG support': have_afalg} 4205summary_info += {'rng-none': get_option('rng_none')} 4206summary_info += {'Linux keyring': have_keyring} 4207summary(summary_info, bool_yn: true, section: 'Crypto') 4208 4209# UI 4210summary_info = {} 4211if targetos == 'darwin' 4212 summary_info += {'Cocoa support': cocoa} 4213endif 4214summary_info += {'SDL support': sdl} 4215summary_info += {'SDL image support': sdl_image} 4216summary_info += {'GTK support': gtk} 4217summary_info += {'pixman': pixman} 4218summary_info += {'VTE support': vte} 4219summary_info += {'PNG support': png} 4220summary_info += {'VNC support': vnc} 4221if vnc.found() 4222 summary_info += {'VNC SASL support': sasl} 4223 summary_info += {'VNC JPEG support': jpeg} 4224endif 4225summary_info += {'spice protocol support': spice_protocol} 4226if spice_protocol.found() 4227 summary_info += {' spice server support': spice} 4228endif 4229summary_info += {'curses support': curses} 4230summary_info += {'brlapi support': brlapi} 4231summary(summary_info, bool_yn: true, section: 'User interface') 4232 4233# Audio backends 4234summary_info = {} 4235if targetos not in ['darwin', 'haiku', 'windows'] 4236 summary_info += {'OSS support': oss} 4237 summary_info += {'sndio support': sndio} 4238elif targetos == 'darwin' 4239 summary_info += {'CoreAudio support': coreaudio} 4240elif targetos == 'windows' 4241 summary_info += {'DirectSound support': dsound} 4242endif 4243if targetos == 'linux' 4244 summary_info += {'ALSA support': alsa} 4245 summary_info += {'PulseAudio support': pulse} 4246endif 4247summary_info += {'Pipewire support': pipewire} 4248summary_info += {'JACK support': jack} 4249summary(summary_info, bool_yn: true, section: 'Audio backends') 4250 4251# Network backends 4252summary_info = {} 4253if targetos == 'darwin' 4254 summary_info += {'vmnet.framework support': vmnet} 4255endif 4256summary_info += {'slirp support': slirp} 4257summary_info += {'vde support': vde} 4258summary_info += {'netmap support': have_netmap} 4259summary_info += {'l2tpv3 support': have_l2tpv3} 4260summary(summary_info, bool_yn: true, section: 'Network backends') 4261 4262# Libraries 4263summary_info = {} 4264summary_info += {'libtasn1': tasn1} 4265summary_info += {'PAM': pam} 4266summary_info += {'iconv support': iconv} 4267summary_info += {'virgl support': virgl} 4268summary_info += {'blkio support': blkio} 4269summary_info += {'curl support': curl} 4270summary_info += {'Multipath support': mpathpersist} 4271summary_info += {'Linux AIO support': libaio} 4272summary_info += {'Linux io_uring support': linux_io_uring} 4273summary_info += {'ATTR/XATTR support': libattr} 4274summary_info += {'RDMA support': rdma} 4275summary_info += {'PVRDMA support': have_pvrdma} 4276summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt} 4277summary_info += {'libcap-ng support': libcap_ng} 4278summary_info += {'bpf support': libbpf} 4279summary_info += {'rbd support': rbd} 4280summary_info += {'smartcard support': cacard} 4281summary_info += {'U2F support': u2f} 4282summary_info += {'libusb': libusb} 4283summary_info += {'usb net redir': usbredir} 4284summary_info += {'OpenGL support (epoxy)': opengl} 4285summary_info += {'GBM': gbm} 4286summary_info += {'libiscsi support': libiscsi} 4287summary_info += {'libnfs support': libnfs} 4288if targetos == 'windows' 4289 if have_ga 4290 summary_info += {'QGA VSS support': have_qga_vss} 4291 endif 4292endif 4293summary_info += {'seccomp support': seccomp} 4294summary_info += {'GlusterFS support': glusterfs} 4295summary_info += {'TPM support': have_tpm} 4296summary_info += {'libssh support': libssh} 4297summary_info += {'lzo support': lzo} 4298summary_info += {'snappy support': snappy} 4299summary_info += {'bzip2 support': libbzip2} 4300summary_info += {'lzfse support': liblzfse} 4301summary_info += {'zstd support': zstd} 4302summary_info += {'NUMA host support': numa} 4303summary_info += {'capstone': capstone} 4304summary_info += {'libpmem support': libpmem} 4305summary_info += {'libdaxctl support': libdaxctl} 4306summary_info += {'libudev': libudev} 4307# Dummy dependency, keep .found() 4308summary_info += {'FUSE lseek': fuse_lseek.found()} 4309summary_info += {'selinux': selinux} 4310summary_info += {'libdw': libdw} 4311summary(summary_info, bool_yn: true, section: 'Dependencies') 4312 4313if not supported_cpus.contains(cpu) 4314 message() 4315 warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!') 4316 message() 4317 message('CPU host architecture ' + cpu + ' support is not currently maintained.') 4318 message('The QEMU project intends to remove support for this host CPU in') 4319 message('a future release if nobody volunteers to maintain it and to') 4320 message('provide a build host for our continuous integration setup.') 4321 message('configure has succeeded and you can continue to build, but') 4322 message('if you care about QEMU on this platform you should contact') 4323 message('us upstream at qemu-devel@nongnu.org.') 4324endif 4325 4326if not supported_oses.contains(targetos) 4327 message() 4328 warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!') 4329 message() 4330 message('Host OS ' + targetos + 'support is not currently maintained.') 4331 message('The QEMU project intends to remove support for this host OS in') 4332 message('a future release if nobody volunteers to maintain it and to') 4333 message('provide a build host for our continuous integration setup.') 4334 message('configure has succeeded and you can continue to build, but') 4335 message('if you care about QEMU on this platform you should contact') 4336 message('us upstream at qemu-devel@nongnu.org.') 4337endif 4338