meson.build

   1 project('qemu', ['c'], meson_version: '>=0.55.0',
   2         default_options: ['warning_level=1', 'c_std=gnu99', 'cpp_std=gnu++11', 'b_colorout=auto'] +
   3                          (meson.version().version_compare('>=0.56.0') ? [ 'b_staticpic=false' ] : []),
   4         version: run_command('head', meson.source_root() / 'VERSION').stdout().strip())
   5
   6 not_found = dependency('', required: false)
   7 if meson.version().version_compare('>=0.56.0')
   8   keyval = import('keyval')
   9 else
  10   keyval = import('unstable-keyval')
  11 endif
  12 ss = import('sourceset')
  13 fs = import('fs')
  14
  15 sh = find_program('sh')
  16 cc = meson.get_compiler('c')
  17 config_host = keyval.load(meson.current_build_dir() / 'config-host.mak')
  18 enable_modules = 'CONFIG_MODULES' in config_host
  19 enable_static = 'CONFIG_STATIC' in config_host
  20
  21 # Allow both shared and static libraries unless --enable-static
  22 static_kwargs = enable_static ? {'static': true} : {}
  23
  24 # Temporary directory used for files created while
  25 # configure runs. Since it is in the build directory
  26 # we can safely blow away any previous version of it
  27 # (and we need not jump through hoops to try to delete
  28 # it when configure exits.)
  29 tmpdir = meson.current_build_dir() / 'meson-private/temp'
  30
  31 if get_option('qemu_suffix').startswith('/')
  32   error('qemu_suffix cannot start with a /')
  33 endif
  34
  35 qemu_confdir = get_option('sysconfdir') / get_option('qemu_suffix')
  36 qemu_datadir = get_option('datadir') / get_option('qemu_suffix')
  37 qemu_docdir = get_option('docdir') / get_option('qemu_suffix')
  38 qemu_moddir = get_option('libdir') / get_option('qemu_suffix')
  39
  40 qemu_desktopdir = get_option('datadir') / 'applications'
  41 qemu_icondir = get_option('datadir') / 'icons'
  42
  43 config_host_data = configuration_data()
  44 genh = []
  45
  46 target_dirs = config_host['TARGET_DIRS'].split()
  47 have_user = false
  48 have_system = false
  49 foreach target : target_dirs
  50   have_user = have_user or target.endswith('-user')
  51   have_system = have_system or target.endswith('-softmmu')
  52 endforeach
  53 have_tools = 'CONFIG_TOOLS' in config_host
  54 have_block = have_system or have_tools
  55
  56 python = import('python').find_installation()
  57
  58 supported_oses = ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', 'sunos', 'linux']
  59 supported_cpus = ['ppc', 'ppc64', 's390x', 'riscv32', 'riscv64', 'x86', 'x86_64',
  60   'arm', 'aarch64', 'mips', 'mips64', 'sparc', 'sparc64']
  61
  62 cpu = host_machine.cpu_family()
  63 targetos = host_machine.system()
  64
  65 if cpu in ['x86', 'x86_64']
  66   kvm_targets = ['i386-softmmu', 'x86_64-softmmu']
  67 elif cpu == 'aarch64'
  68   kvm_targets = ['aarch64-softmmu']
  69 elif cpu == 's390x'
  70   kvm_targets = ['s390x-softmmu']
  71 elif cpu in ['ppc', 'ppc64']
  72   kvm_targets = ['ppc-softmmu', 'ppc64-softmmu']
  73 elif cpu in ['mips', 'mips64']
  74   kvm_targets = ['mips-softmmu', 'mipsel-softmmu', 'mips64-softmmu', 'mips64el-softmmu']
  75 else
  76   kvm_targets = []
  77 endif
  78
  79 accelerator_targets = { 'CONFIG_KVM': kvm_targets }
  80 if cpu in ['x86', 'x86_64', 'arm', 'aarch64']
  81   # i368 emulator provides xenpv machine type for multiple architectures
  82   accelerator_targets += {
  83     'CONFIG_XEN': ['i386-softmmu', 'x86_64-softmmu'],
  84   }
  85 endif
  86 if cpu in ['x86', 'x86_64']
  87   accelerator_targets += {
  88     'CONFIG_HAX': ['i386-softmmu', 'x86_64-softmmu'],
  89     'CONFIG_HVF': ['x86_64-softmmu'],
  90     'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'],
  91   }
  92 endif
  93
  94 edk2_targets = [ 'arm-softmmu', 'aarch64-softmmu', 'i386-softmmu', 'x86_64-softmmu' ]
  95 install_edk2_blobs = false
  96 if get_option('install_blobs')
  97   foreach target : target_dirs
  98     install_edk2_blobs = install_edk2_blobs or target in edk2_targets
  99   endforeach
 100 endif
 101
 102 bzip2 = find_program('bzip2', required: install_edk2_blobs)
 103
 104 ##################
 105 # Compiler flags #
 106 ##################
 107
 108 # Specify linker-script with add_project_link_arguments so that it is not placed
 109 # within a linker --start-group/--end-group pair
 110 if 'CONFIG_FUZZ' in config_host
 111    add_project_link_arguments(['-Wl,-T,',
 112                                (meson.current_source_dir() / 'tests/qtest/fuzz/fork_fuzz.ld')],
 113                               native: false, language: ['c', 'cpp', 'objc'])
 114 endif
 115
 116 add_global_arguments(config_host['QEMU_CFLAGS'].split(),
 117                      native: false, language: ['c', 'objc'])
 118 add_global_arguments(config_host['QEMU_CXXFLAGS'].split(),
 119                      native: false, language: 'cpp')
 120 add_global_link_arguments(config_host['QEMU_LDFLAGS'].split(),
 121                           native: false, language: ['c', 'cpp', 'objc'])
 122
 123 if targetos == 'linux'
 124   add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers',
 125                         '-isystem', 'linux-headers',
 126                         language: ['c', 'cpp'])
 127 endif
 128
 129 add_project_arguments('-iquote', '.',
 130                       '-iquote', meson.current_source_dir(),
 131                       '-iquote', meson.current_source_dir() / 'include',
 132                       '-iquote', meson.current_source_dir() / 'disas/libvixl',
 133                       language: ['c', 'cpp', 'objc'])
 134
 135 link_language = meson.get_external_property('link_language', 'cpp')
 136 if link_language == 'cpp'
 137   add_languages('cpp', required: true, native: false)
 138 endif
 139 if host_machine.system() == 'darwin'
 140   add_languages('objc', required: false, native: false)
 141 endif
 142
 143 sparse = find_program('cgcc', required: get_option('sparse'))
 144 if sparse.found()
 145   run_target('sparse',
 146              command: [find_program('scripts/check_sparse.py'),
 147                        'compile_commands.json', sparse.full_path(), '-Wbitwise',
 148                        '-Wno-transparent-union', '-Wno-old-initializer',
 149                        '-Wno-non-pointer-null'])
 150 endif
 151
 152 ###########################################
 153 # Target-specific checks and dependencies #
 154 ###########################################
 155
 156 if targetos != 'linux' and get_option('mpath').enabled()
 157   error('Multipath is supported only on Linux')
 158 endif
 159
 160 m = cc.find_library('m', required: false)
 161 util = cc.find_library('util', required: false)
 162 winmm = []
 163 socket = []
 164 version_res = []
 165 coref = []
 166 iokit = []
 167 emulator_link_args = []
 168 hvf = not_found
 169 if targetos == 'windows'
 170   socket = cc.find_library('ws2_32')
 171   winmm = cc.find_library('winmm')
 172
 173   win = import('windows')
 174   version_res = win.compile_resources('version.rc',
 175                                       depend_files: files('pc-bios/qemu-nsis.ico'),
 176                                       include_directories: include_directories('.'))
 177 elif targetos == 'darwin'
 178   coref = dependency('appleframeworks', modules: 'CoreFoundation')
 179   iokit = dependency('appleframeworks', modules: 'IOKit')
 180 elif targetos == 'sunos'
 181   socket = [cc.find_library('socket'),
 182             cc.find_library('nsl'),
 183             cc.find_library('resolv')]
 184 elif targetos == 'haiku'
 185   socket = [cc.find_library('posix_error_mapper'),
 186             cc.find_library('network'),
 187             cc.find_library('bsd')]
 188 elif targetos == 'openbsd'
 189   if not get_option('tcg').disabled() and target_dirs.length() > 0
 190     # Disable OpenBSD W^X if available
 191     emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded')
 192   endif
 193 endif
 194
 195 accelerators = []
 196 if not get_option('kvm').disabled() and targetos == 'linux'
 197   accelerators += 'CONFIG_KVM'
 198 endif
 199 if not get_option('xen').disabled() and 'CONFIG_XEN_BACKEND' in config_host
 200   accelerators += 'CONFIG_XEN'
 201   have_xen_pci_passthrough = not get_option('xen_pci_passthrough').disabled() and targetos == 'linux'
 202 else
 203   have_xen_pci_passthrough = false
 204 endif
 205 if not get_option('whpx').disabled() and targetos == 'windows'
 206   if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64'
 207     error('WHPX requires 64-bit host')
 208   elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \
 209        cc.has_header('WinHvEmulation.h', required: get_option('whpx'))
 210     accelerators += 'CONFIG_WHPX'
 211   endif
 212 endif
 213 if not get_option('hvf').disabled()
 214   hvf = dependency('appleframeworks', modules: 'Hypervisor',
 215                    required: get_option('hvf'))
 216   if hvf.found()
 217     accelerators += 'CONFIG_HVF'
 218   endif
 219 endif
 220 if not get_option('hax').disabled()
 221   if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd']
 222     accelerators += 'CONFIG_HAX'
 223   endif
 224 endif
 225
 226 tcg_arch = config_host['ARCH']
 227 if not get_option('tcg').disabled()
 228   if cpu not in supported_cpus
 229     if get_option('tcg_interpreter')
 230       warning('Unsupported CPU @0@, will use TCG with TCI (experimental and slow)'.format(cpu))
 231     else
 232       error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu))
 233     endif
 234   elif get_option('tcg_interpreter')
 235     warning('Use of the TCG interpretor is not recommended on this host')
 236     warning('architecture. There is a native TCG execution backend available')
 237     warning('which provides substantially better performance and reliability.')
 238     warning('It is strongly recommended to remove the --enable-tcg-interpreter')
 239     warning('configuration option on this architecture to use the native')
 240     warning('backend.')
 241   endif
 242   if get_option('tcg_interpreter')
 243     tcg_arch = 'tci'
 244   elif config_host['ARCH'] == 'sparc64'
 245     tcg_arch = 'sparc'
 246   elif config_host['ARCH'] == 's390x'
 247     tcg_arch = 's390'
 248   elif config_host['ARCH'] in ['x86_64', 'x32']
 249     tcg_arch = 'i386'
 250   elif config_host['ARCH'] == 'ppc64'
 251     tcg_arch = 'ppc'
 252   elif config_host['ARCH'] in ['riscv32', 'riscv64']
 253     tcg_arch = 'riscv'
 254   endif
 255   add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch,
 256                         '-iquote', meson.current_source_dir() / 'accel/tcg',
 257                         language: ['c', 'cpp', 'objc'])
 258
 259   accelerators += 'CONFIG_TCG'
 260   config_host += { 'CONFIG_TCG': 'y' }
 261 endif
 262
 263 if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled()
 264   error('KVM not available on this platform')
 265 endif
 266 if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled()
 267   error('HVF not available on this platform')
 268 endif
 269 if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled()
 270   error('WHPX not available on this platform')
 271 endif
 272 if not have_xen_pci_passthrough and get_option('xen_pci_passthrough').enabled()
 273   if 'CONFIG_XEN' in accelerators
 274     error('Xen PCI passthrough not available on this platform')
 275   else
 276     error('Xen PCI passthrough requested but Xen not enabled')
 277   endif
 278 endif
 279
 280 ################
 281 # Dependencies #
 282 ################
 283
 284 # The path to glib.h is added to all compilation commands.  This was
 285 # grandfathered in from the QEMU Makefiles.
 286 add_project_arguments(config_host['GLIB_CFLAGS'].split(),
 287                       native: false, language: ['c', 'cpp', 'objc'])
 288 glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(),
 289                           link_args: config_host['GLIB_LIBS'].split())
 290 # override glib dep with the configure results (for subprojects)
 291 meson.override_dependency('glib-2.0', glib)
 292
 293 gio = not_found
 294 if 'CONFIG_GIO' in config_host
 295   gio = declare_dependency(compile_args: config_host['GIO_CFLAGS'].split(),
 296                            link_args: config_host['GIO_LIBS'].split())
 297 endif
 298 lttng = not_found
 299 if 'CONFIG_TRACE_UST' in config_host
 300   lttng = declare_dependency(link_args: config_host['LTTNG_UST_LIBS'].split())
 301 endif
 302 urcubp = not_found
 303 if 'CONFIG_TRACE_UST' in config_host
 304   urcubp = declare_dependency(link_args: config_host['URCU_BP_LIBS'].split())
 305 endif
 306 gcrypt = not_found
 307 if 'CONFIG_GCRYPT' in config_host
 308   gcrypt = declare_dependency(compile_args: config_host['GCRYPT_CFLAGS'].split(),
 309                               link_args: config_host['GCRYPT_LIBS'].split())
 310 endif
 311 nettle = not_found
 312 if 'CONFIG_NETTLE' in config_host
 313   nettle = declare_dependency(compile_args: config_host['NETTLE_CFLAGS'].split(),
 314                               link_args: config_host['NETTLE_LIBS'].split())
 315 endif
 316 gnutls = not_found
 317 if 'CONFIG_GNUTLS' in config_host
 318   gnutls = declare_dependency(compile_args: config_host['GNUTLS_CFLAGS'].split(),
 319                               link_args: config_host['GNUTLS_LIBS'].split())
 320 endif
 321 pixman = not_found
 322 if have_system or have_tools
 323   pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8',
 324                       method: 'pkg-config', kwargs: static_kwargs)
 325 endif
 326 pam = not_found
 327 if 'CONFIG_AUTH_PAM' in config_host
 328   pam = cc.find_library('pam')
 329 endif
 330 libaio = cc.find_library('aio', required: false)
 331 zlib = dependency('zlib', required: true, kwargs: static_kwargs)
 332 linux_io_uring = not_found
 333 if 'CONFIG_LINUX_IO_URING' in config_host
 334   linux_io_uring = declare_dependency(compile_args: config_host['LINUX_IO_URING_CFLAGS'].split(),
 335                                       link_args: config_host['LINUX_IO_URING_LIBS'].split())
 336 endif
 337 libxml2 = not_found
 338 if 'CONFIG_LIBXML2' in config_host
 339   libxml2 = declare_dependency(compile_args: config_host['LIBXML2_CFLAGS'].split(),
 340                                link_args: config_host['LIBXML2_LIBS'].split())
 341 endif
 342 libnfs = not_found
 343 if not get_option('libnfs').auto() or have_block
 344   libnfs = dependency('libnfs', version: '>=1.9.3',
 345                       required: get_option('libnfs'),
 346                       method: 'pkg-config', kwargs: static_kwargs)
 347 endif
 348
 349 libattr_test = '''
 350   #include <stddef.h>
 351   #include <sys/types.h>
 352   #ifdef CONFIG_LIBATTR
 353   #include <attr/xattr.h>
 354   #else
 355   #include <sys/xattr.h>
 356   #endif
 357   int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }'''
 358
 359 libattr = not_found
 360 have_old_libattr = false
 361 if not get_option('attr').disabled()
 362   if cc.links(libattr_test)
 363     libattr = declare_dependency()
 364   else
 365     libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'],
 366                               required: get_option('attr'),
 367                               kwargs: static_kwargs)
 368     if libattr.found() and not \
 369       cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR')
 370       libattr = not_found
 371       if get_option('attr').enabled()
 372         error('could not link libattr')
 373       else
 374         warning('could not link libattr, disabling')
 375       endif
 376     else
 377       have_old_libattr = libattr.found()
 378     endif
 379   endif
 380 endif
 381
 382 cocoa = dependency('appleframeworks', modules: 'Cocoa', required: get_option('cocoa'))
 383 if cocoa.found() and get_option('sdl').enabled()
 384   error('Cocoa and SDL cannot be enabled at the same time')
 385 endif
 386 if cocoa.found() and get_option('gtk').enabled()
 387   error('Cocoa and GTK+ cannot be enabled at the same time')
 388 endif
 389
 390 seccomp = not_found
 391 if not get_option('seccomp').auto() or have_system or have_tools
 392   seccomp = dependency('libseccomp', version: '>=2.3.0',
 393                        required: get_option('seccomp'),
 394                        method: 'pkg-config', kwargs: static_kwargs)
 395 endif
 396
 397 libcap_ng = not_found
 398 if not get_option('cap_ng').auto() or have_system or have_tools
 399   libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'],
 400                               required: get_option('cap_ng'),
 401                               kwargs: static_kwargs)
 402 endif
 403 if libcap_ng.found() and not cc.links('''
 404    #include <cap-ng.h>
 405    int main(void)
 406    {
 407      capng_capability_to_name(CAPNG_EFFECTIVE);
 408      return 0;
 409    }''', dependencies: libcap_ng)
 410   libcap_ng = not_found
 411   if get_option('cap_ng').enabled()
 412     error('could not link libcap-ng')
 413   else
 414     warning('could not link libcap-ng, disabling')
 415   endif
 416 endif
 417
 418 if get_option('xkbcommon').auto() and not have_system and not have_tools
 419   xkbcommon = not_found
 420 else
 421   xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'),
 422                          method: 'pkg-config', kwargs: static_kwargs)
 423 endif
 424 vde = not_found
 425 if config_host.has_key('CONFIG_VDE')
 426   vde = declare_dependency(link_args: config_host['VDE_LIBS'].split())
 427 endif
 428 pulse = not_found
 429 if 'CONFIG_LIBPULSE' in config_host
 430   pulse = declare_dependency(compile_args: config_host['PULSE_CFLAGS'].split(),
 431                              link_args: config_host['PULSE_LIBS'].split())
 432 endif
 433 alsa = not_found
 434 if 'CONFIG_ALSA' in config_host
 435   alsa = declare_dependency(compile_args: config_host['ALSA_CFLAGS'].split(),
 436                             link_args: config_host['ALSA_LIBS'].split())
 437 endif
 438 jack = not_found
 439 if 'CONFIG_LIBJACK' in config_host
 440   jack = declare_dependency(link_args: config_host['JACK_LIBS'].split())
 441 endif
 442 spice = not_found
 443 spice_headers = not_found
 444 if 'CONFIG_SPICE' in config_host
 445   spice = declare_dependency(compile_args: config_host['SPICE_CFLAGS'].split(),
 446                              link_args: config_host['SPICE_LIBS'].split())
 447   spice_headers = declare_dependency(compile_args: config_host['SPICE_CFLAGS'].split())
 448 endif
 449 rt = cc.find_library('rt', required: false)
 450 libdl = not_found
 451 if 'CONFIG_PLUGIN' in config_host
 452   libdl = cc.find_library('dl', required: true)
 453 endif
 454 libiscsi = not_found
 455 if not get_option('libiscsi').auto() or have_block
 456   libiscsi = dependency('libiscsi', version: '>=1.9.0',
 457                          required: get_option('libiscsi'),
 458                          method: 'pkg-config', kwargs: static_kwargs)
 459 endif
 460 zstd = not_found
 461 if not get_option('zstd').auto() or have_block
 462   zstd = dependency('libzstd', version: '>=1.4.0',
 463                     required: get_option('zstd'),
 464                     method: 'pkg-config', kwargs: static_kwargs)
 465 endif
 466 gbm = not_found
 467 if 'CONFIG_GBM' in config_host
 468   gbm = declare_dependency(compile_args: config_host['GBM_CFLAGS'].split(),
 469                            link_args: config_host['GBM_LIBS'].split())
 470 endif
 471 virgl = not_found
 472 if 'CONFIG_VIRGL' in config_host
 473   virgl = declare_dependency(compile_args: config_host['VIRGL_CFLAGS'].split(),
 474                              link_args: config_host['VIRGL_LIBS'].split())
 475 endif
 476 curl = not_found
 477 if not get_option('curl').auto() or have_block
 478   curl = dependency('libcurl', version: '>=7.29.0',
 479                     method: 'pkg-config',
 480                     required: get_option('curl'),
 481                     kwargs: static_kwargs)
 482 endif
 483 libudev = not_found
 484 if targetos == 'linux' and (have_system or have_tools)
 485   libudev = dependency('libudev',
 486                        method: 'pkg-config',
 487                        required: get_option('libudev'),
 488                        kwargs: static_kwargs)
 489 endif
 490
 491 mpathlibs = [libudev]
 492 mpathpersist = not_found
 493 mpathpersist_new_api = false
 494 if targetos == 'linux' and have_tools and not get_option('mpath').disabled()
 495   mpath_test_source_new = '''
 496     #include <libudev.h>
 497     #include <mpath_persist.h>
 498     unsigned mpath_mx_alloc_len = 1024;
 499     int logsink;
 500     static struct config *multipath_conf;
 501     extern struct udev *udev;
 502     extern struct config *get_multipath_config(void);
 503     extern void put_multipath_config(struct config *conf);
 504     struct udev *udev;
 505     struct config *get_multipath_config(void) { return multipath_conf; }
 506     void put_multipath_config(struct config *conf) { }
 507     int main(void) {
 508         udev = udev_new();
 509         multipath_conf = mpath_lib_init();
 510         return 0;
 511     }'''
 512   mpath_test_source_old = '''
 513       #include <libudev.h>
 514       #include <mpath_persist.h>
 515       unsigned mpath_mx_alloc_len = 1024;
 516       int logsink;
 517       int main(void) {
 518           struct udev *udev = udev_new();
 519           mpath_lib_init(udev);
 520           return 0;
 521       }'''
 522   libmpathpersist = cc.find_library('mpathpersist',
 523                                     required: get_option('mpath'),
 524                                     kwargs: static_kwargs)
 525   if libmpathpersist.found()
 526     mpathlibs += libmpathpersist
 527     if enable_static
 528       mpathlibs += cc.find_library('devmapper',
 529                                      required: get_option('mpath'),
 530                                      kwargs: static_kwargs)
 531     endif
 532     mpathlibs += cc.find_library('multipath',
 533                                  required: get_option('mpath'),
 534                                  kwargs: static_kwargs)
 535     foreach lib: mpathlibs
 536       if not lib.found()
 537         mpathlibs = []
 538         break
 539       endif
 540     endforeach
 541     if mpathlibs.length() == 0
 542       msg = 'Dependencies missing for libmpathpersist'
 543     elif cc.links(mpath_test_source_new, dependencies: mpathlibs)
 544       mpathpersist = declare_dependency(dependencies: mpathlibs)
 545       mpathpersist_new_api = true
 546     elif cc.links(mpath_test_source_old, dependencies: mpathlibs)
 547       mpathpersist = declare_dependency(dependencies: mpathlibs)
 548     else
 549       msg = 'Cannot detect libmpathpersist API'
 550     endif
 551     if not mpathpersist.found()
 552       if get_option('mpath').enabled()
 553         error(msg)
 554       else
 555         warning(msg + ', disabling')
 556       endif
 557     endif
 558   endif
 559 endif
 560
 561 iconv = not_found
 562 curses = not_found
 563 if have_system and not get_option('curses').disabled()
 564   curses_test = '''
 565     #include <locale.h>
 566     #include <curses.h>
 567     #include <wchar.h>
 568     int main(void) {
 569       wchar_t wch = L'w';
 570       setlocale(LC_ALL, "");
 571       resize_term(0, 0);
 572       addwstr(L"wide chars\n");
 573       addnwstr(&wch, 1);
 574       add_wch(WACS_DEGREE);
 575       return 0;
 576     }'''
 577
 578   curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw']
 579   foreach curses_dep : curses_dep_list
 580     if not curses.found()
 581       curses = dependency(curses_dep,
 582                           required: false,
 583                           method: 'pkg-config',
 584                           kwargs: static_kwargs)
 585     endif
 586   endforeach
 587   msg = get_option('curses').enabled() ? 'curses library not found' : ''
 588   curses_compile_args = ['-DNCURSES_WIDECHAR']
 589   if curses.found()
 590     if cc.links(curses_test, args: curses_compile_args, dependencies: [curses])
 591       curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses])
 592     else
 593       msg = 'curses package not usable'
 594       curses = not_found
 595     endif
 596   endif
 597   if not curses.found()
 598     has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
 599     if targetos != 'windows' and not has_curses_h
 600       message('Trying with /usr/include/ncursesw')
 601       curses_compile_args += ['-I/usr/include/ncursesw']
 602       has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
 603     endif
 604     if has_curses_h
 605       curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw'])
 606       foreach curses_libname : curses_libname_list
 607         libcurses = cc.find_library(curses_libname,
 608                                     required: false,
 609                                     kwargs: static_kwargs)
 610         if libcurses.found()
 611           if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses)
 612             curses = declare_dependency(compile_args: curses_compile_args,
 613                                         dependencies: [libcurses])
 614             break
 615           else
 616             msg = 'curses library not usable'
 617           endif
 618         endif
 619       endforeach
 620     endif
 621   endif
 622   if not get_option('iconv').disabled()
 623     foreach link_args : [ ['-liconv'], [] ]
 624       # Programs will be linked with glib and this will bring in libiconv on FreeBSD.
 625       # We need to use libiconv if available because mixing libiconv's headers with
 626       # the system libc does not work.
 627       # However, without adding glib to the dependencies -L/usr/local/lib will not be
 628       # included in the command line and libiconv will not be found.
 629       if cc.links('''
 630         #include <iconv.h>
 631         int main(void) {
 632           iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
 633           return conv != (iconv_t) -1;
 634         }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args)
 635         iconv = declare_dependency(link_args: link_args, dependencies: glib)
 636         break
 637       endif
 638     endforeach
 639   endif
 640   if curses.found() and not iconv.found()
 641     if get_option('iconv').enabled()
 642       error('iconv not available')
 643     endif
 644     msg = 'iconv required for curses UI but not available'
 645     curses = not_found
 646   endif
 647   if not curses.found() and msg != ''
 648     if get_option('curses').enabled()
 649       error(msg)
 650     else
 651       warning(msg + ', disabling')
 652     endif
 653   endif
 654 endif
 655
 656 brlapi = not_found
 657 if not get_option('brlapi').auto() or have_system
 658   brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'],
 659                          required: get_option('brlapi'),
 660                          kwargs: static_kwargs)
 661   if brlapi.found() and not cc.links('''
 662      #include <brlapi.h>
 663      #include <stddef.h>
 664      int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi)
 665     brlapi = not_found
 666     if get_option('brlapi').enabled()
 667       error('could not link brlapi')
 668     else
 669       warning('could not link brlapi, disabling')
 670     endif
 671   endif
 672 endif
 673
 674 sdl = not_found
 675 if not get_option('sdl').auto() or (have_system and not cocoa.found())
 676   sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs)
 677   sdl_image = not_found
 678 endif
 679 if sdl.found()
 680   # work around 2.0.8 bug
 681   sdl = declare_dependency(compile_args: '-Wno-undef',
 682                            dependencies: sdl)
 683   sdl_image = dependency('SDL2_image', required: get_option('sdl_image'),
 684                          method: 'pkg-config', kwargs: static_kwargs)
 685 else
 686   if get_option('sdl_image').enabled()
 687     error('sdl-image required, but SDL was @0@'.format(
 688           get_option('sdl').disabled() ? 'disabled' : 'not found'))
 689   endif
 690   sdl_image = not_found
 691 endif
 692
 693 rbd = not_found
 694 if not get_option('rbd').auto() or have_block
 695   librados = cc.find_library('rados', required: get_option('rbd'),
 696                              kwargs: static_kwargs)
 697   librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'],
 698                            required: get_option('rbd'),
 699                            kwargs: static_kwargs)
 700   if librados.found() and librbd.found()
 701     if cc.links('''
 702       #include <stdio.h>
 703       #include <rbd/librbd.h>
 704       int main(void) {
 705         rados_t cluster;
 706         rados_create(&cluster, NULL);
 707         return 0;
 708       }''', dependencies: [librbd, librados])
 709       rbd = declare_dependency(dependencies: [librbd, librados])
 710     elif get_option('rbd').enabled()
 711       error('could not link librados')
 712     else
 713       warning('could not link librados, disabling')
 714     endif
 715   endif
 716 endif
 717
 718 glusterfs = not_found
 719 glusterfs_ftruncate_has_stat = false
 720 glusterfs_iocb_has_stat = false
 721 if not get_option('glusterfs').auto() or have_block
 722   glusterfs = dependency('glusterfs-api', version: '>=3',
 723                          required: get_option('glusterfs'),
 724                          method: 'pkg-config', kwargs: static_kwargs)
 725   if glusterfs.found()
 726     glusterfs_ftruncate_has_stat = cc.links('''
 727       #include <glusterfs/api/glfs.h>
 728
 729       int
 730       main(void)
 731       {
 732           /* new glfs_ftruncate() passes two additional args */
 733           return glfs_ftruncate(NULL, 0, NULL, NULL);
 734       }
 735     ''', dependencies: glusterfs)
 736     glusterfs_iocb_has_stat = cc.links('''
 737       #include <glusterfs/api/glfs.h>
 738
 739       /* new glfs_io_cbk() passes two additional glfs_stat structs */
 740       static void
 741       glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
 742       {}
 743
 744       int
 745       main(void)
 746       {
 747           glfs_io_cbk iocb = &glusterfs_iocb;
 748           iocb(NULL, 0 , NULL, NULL, NULL);
 749           return 0;
 750       }
 751     ''', dependencies: glusterfs)
 752   endif
 753 endif
 754 libssh = not_found
 755 if 'CONFIG_LIBSSH' in config_host
 756   libssh = declare_dependency(compile_args: config_host['LIBSSH_CFLAGS'].split(),
 757                               link_args: config_host['LIBSSH_LIBS'].split())
 758 endif
 759 libbzip2 = not_found
 760 if not get_option('bzip2').auto() or have_block
 761   libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'],
 762                              required: get_option('bzip2'),
 763                              kwargs: static_kwargs)
 764   if libbzip2.found() and not cc.links('''
 765      #include <bzlib.h>
 766      int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2)
 767     libbzip2 = not_found
 768     if get_option('bzip2').enabled()
 769       error('could not link libbzip2')
 770     else
 771       warning('could not link libbzip2, disabling')
 772     endif
 773   endif
 774 endif
 775
 776 liblzfse = not_found
 777 if not get_option('lzfse').auto() or have_block
 778   liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'],
 779                              required: get_option('lzfse'),
 780                              kwargs: static_kwargs)
 781 endif
 782 if liblzfse.found() and not cc.links('''
 783    #include <lzfse.h>
 784    int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse)
 785   liblzfse = not_found
 786   if get_option('lzfse').enabled()
 787     error('could not link liblzfse')
 788   else
 789     warning('could not link liblzfse, disabling')
 790   endif
 791 endif
 792
 793 oss = not_found
 794 if 'CONFIG_AUDIO_OSS' in config_host
 795   oss = declare_dependency(link_args: config_host['OSS_LIBS'].split())
 796 endif
 797 dsound = not_found
 798 if 'CONFIG_AUDIO_DSOUND' in config_host
 799   dsound = declare_dependency(link_args: config_host['DSOUND_LIBS'].split())
 800 endif
 801 coreaudio = not_found
 802 if 'CONFIG_AUDIO_COREAUDIO' in config_host
 803   coreaudio = declare_dependency(link_args: config_host['COREAUDIO_LIBS'].split())
 804 endif
 805 opengl = not_found
 806 if 'CONFIG_OPENGL' in config_host
 807   opengl = declare_dependency(compile_args: config_host['OPENGL_CFLAGS'].split(),
 808                               link_args: config_host['OPENGL_LIBS'].split())
 809 endif
 810
 811 gtk = not_found
 812 gtkx11 = not_found
 813 if not get_option('gtk').auto() or (have_system and not cocoa.found())
 814   gtk = dependency('gtk+-3.0', version: '>=3.22.0',
 815                    method: 'pkg-config',
 816                    required: get_option('gtk'),
 817                    kwargs: static_kwargs)
 818   if gtk.found()
 819     gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0',
 820                         method: 'pkg-config',
 821                         required: false,
 822                         kwargs: static_kwargs)
 823     gtk = declare_dependency(dependencies: [gtk, gtkx11])
 824   endif
 825 endif
 826
 827 vte = not_found
 828 if 'CONFIG_VTE' in config_host
 829   vte = declare_dependency(compile_args: config_host['VTE_CFLAGS'].split(),
 830                            link_args: config_host['VTE_LIBS'].split())
 831 endif
 832 x11 = not_found
 833 if gtkx11.found() or 'lm32-softmmu' in target_dirs
 834   x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(),
 835                    kwargs: static_kwargs)
 836 endif
 837 vnc = not_found
 838 png = not_found
 839 jpeg = not_found
 840 sasl = not_found
 841 if get_option('vnc').enabled()
 842   vnc = declare_dependency() # dummy dependency
 843   png = dependency('libpng', required: get_option('vnc_png'),
 844                    method: 'pkg-config', kwargs: static_kwargs)
 845   jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'),
 846                     method: 'pkg-config', kwargs: static_kwargs)
 847   sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'],
 848                          required: get_option('vnc_sasl'),
 849                          kwargs: static_kwargs)
 850   if sasl.found()
 851     sasl = declare_dependency(dependencies: sasl,
 852                               compile_args: '-DSTRUCT_IOVEC_DEFINED')
 853   endif
 854 endif
 855
 856 snappy = not_found
 857 if not get_option('snappy').auto() or have_system
 858   snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'],
 859                            required: get_option('snappy'),
 860                            kwargs: static_kwargs)
 861 endif
 862 if snappy.found() and not cc.links('''
 863    #include <snappy-c.h>
 864    int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy)
 865   snappy = not_found
 866   if get_option('snappy').enabled()
 867     error('could not link libsnappy')
 868   else
 869     warning('could not link libsnappy, disabling')
 870   endif
 871 endif
 872
 873 lzo = not_found
 874 if not get_option('lzo').auto() or have_system
 875   lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'],
 876                         required: get_option('lzo'),
 877                         kwargs: static_kwargs)
 878 endif
 879 if lzo.found() and not cc.links('''
 880    #include <lzo/lzo1x.h>
 881    int main(void) { lzo_version(); return 0; }''', dependencies: lzo)
 882   lzo = not_found
 883   if get_option('lzo').enabled()
 884     error('could not link liblzo2')
 885   else
 886     warning('could not link liblzo2, disabling')
 887   endif
 888 endif
 889
 890 rdma = not_found
 891 if 'CONFIG_RDMA' in config_host
 892   rdma = declare_dependency(link_args: config_host['RDMA_LIBS'].split())
 893 endif
 894 numa = not_found
 895 if 'CONFIG_NUMA' in config_host
 896   numa = declare_dependency(link_args: config_host['NUMA_LIBS'].split())
 897 endif
 898 xen = not_found
 899 if 'CONFIG_XEN_BACKEND' in config_host
 900   xen = declare_dependency(compile_args: config_host['XEN_CFLAGS'].split(),
 901                            link_args: config_host['XEN_LIBS'].split())
 902 endif
 903 cacard = not_found
 904 if 'CONFIG_SMARTCARD' in config_host
 905   cacard = declare_dependency(compile_args: config_host['SMARTCARD_CFLAGS'].split(),
 906                               link_args: config_host['SMARTCARD_LIBS'].split())
 907 endif
 908 u2f = not_found
 909 if have_system
 910   u2f = dependency('u2f-emu', required: get_option('u2f'),
 911                    method: 'pkg-config',
 912                    kwargs: static_kwargs)
 913 endif
 914 usbredir = not_found
 915 if 'CONFIG_USB_REDIR' in config_host
 916   usbredir = declare_dependency(compile_args: config_host['USB_REDIR_CFLAGS'].split(),
 917                                 link_args: config_host['USB_REDIR_LIBS'].split())
 918 endif
 919 libusb = not_found
 920 if 'CONFIG_USB_LIBUSB' in config_host
 921   libusb = declare_dependency(compile_args: config_host['LIBUSB_CFLAGS'].split(),
 922                               link_args: config_host['LIBUSB_LIBS'].split())
 923 endif
 924 libpmem = not_found
 925 if 'CONFIG_LIBPMEM' in config_host
 926   libpmem = declare_dependency(compile_args: config_host['LIBPMEM_CFLAGS'].split(),
 927                                link_args: config_host['LIBPMEM_LIBS'].split())
 928 endif
 929 libdaxctl = not_found
 930 if 'CONFIG_LIBDAXCTL' in config_host
 931   libdaxctl = declare_dependency(link_args: config_host['LIBDAXCTL_LIBS'].split())
 932 endif
 933 tasn1 = not_found
 934 if 'CONFIG_TASN1' in config_host
 935   tasn1 = declare_dependency(compile_args: config_host['TASN1_CFLAGS'].split(),
 936                              link_args: config_host['TASN1_LIBS'].split())
 937 endif
 938 keyutils = dependency('libkeyutils', required: false,
 939                       method: 'pkg-config', kwargs: static_kwargs)
 940
 941 has_gettid = cc.has_function('gettid')
 942
 943 # Malloc tests
 944
 945 malloc = []
 946 if get_option('malloc') == 'system'
 947   has_malloc_trim = \
 948     not get_option('malloc_trim').disabled() and \
 949     cc.links('''#include <malloc.h>
 950                 int main(void) { malloc_trim(0); return 0; }''')
 951 else
 952   has_malloc_trim = false
 953   malloc = cc.find_library(get_option('malloc'), required: true)
 954 endif
 955 if not has_malloc_trim and get_option('malloc_trim').enabled()
 956   if get_option('malloc') == 'system'
 957     error('malloc_trim not available on this platform.')
 958   else
 959     error('malloc_trim not available with non-libc memory allocator')
 960   endif
 961 endif
 962
 963 # Check whether the glibc provides statx()
 964
 965 statx_test = '''
 966   #ifndef _GNU_SOURCE
 967   #define _GNU_SOURCE
 968   #endif
 969   #include <sys/stat.h>
 970   int main(void) {
 971     struct statx statxbuf;
 972     statx(0, "", 0, STATX_BASIC_STATS, &statxbuf);
 973     return 0;
 974   }'''
 975
 976 has_statx = cc.links(statx_test)
 977
 978 have_vhost_user_blk_server = (targetos == 'linux' and
 979     'CONFIG_VHOST_USER' in config_host)
 980
 981 if get_option('vhost_user_blk_server').enabled()
 982     if targetos != 'linux'
 983         error('vhost_user_blk_server requires linux')
 984     elif 'CONFIG_VHOST_USER' not in config_host
 985         error('vhost_user_blk_server requires vhost-user support')
 986     endif
 987 elif get_option('vhost_user_blk_server').disabled() or not have_system
 988     have_vhost_user_blk_server = false
 989 endif
 990
 991
 992 if get_option('fuse').disabled() and get_option('fuse_lseek').enabled()
 993   error('Cannot enable fuse-lseek while fuse is disabled')
 994 endif
 995
 996 fuse = dependency('fuse3', required: get_option('fuse'),
 997                   version: '>=3.1', method: 'pkg-config',
 998                   kwargs: static_kwargs)
 999
1000 fuse_lseek = not_found
1001 if not get_option('fuse_lseek').disabled()
1002   if fuse.version().version_compare('>=3.8')
1003     # Dummy dependency
1004     fuse_lseek = declare_dependency()
1005   elif get_option('fuse_lseek').enabled()
1006     if fuse.found()
1007       error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version())
1008     else
1009       error('fuse-lseek requires libfuse, which was not found')
1010     endif
1011   endif
1012 endif
1013
1014 if get_option('cfi')
1015   cfi_flags=[]
1016   # Check for dependency on LTO
1017   if not get_option('b_lto')
1018     error('Selected Control-Flow Integrity but LTO is disabled')
1019   endif
1020   if config_host.has_key('CONFIG_MODULES')
1021     error('Selected Control-Flow Integrity is not compatible with modules')
1022   endif
1023   # Check for cfi flags. CFI requires LTO so we can't use
1024   # get_supported_arguments, but need a more complex "compiles" which allows
1025   # custom arguments
1026   if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall',
1027                  args: ['-flto', '-fsanitize=cfi-icall'] )
1028     cfi_flags += '-fsanitize=cfi-icall'
1029   else
1030     error('-fsanitize=cfi-icall is not supported by the compiler')
1031   endif
1032   if cc.compiles('int main () { return 0; }',
1033                  name: '-fsanitize-cfi-icall-generalize-pointers',
1034                  args: ['-flto', '-fsanitize=cfi-icall',
1035                         '-fsanitize-cfi-icall-generalize-pointers'] )
1036     cfi_flags += '-fsanitize-cfi-icall-generalize-pointers'
1037   else
1038     error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler')
1039   endif
1040   if get_option('cfi_debug')
1041     if cc.compiles('int main () { return 0; }',
1042                    name: '-fno-sanitize-trap=cfi-icall',
1043                    args: ['-flto', '-fsanitize=cfi-icall',
1044                           '-fno-sanitize-trap=cfi-icall'] )
1045       cfi_flags += '-fno-sanitize-trap=cfi-icall'
1046     else
1047       error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
1048     endif
1049   endif
1050   add_global_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1051   add_global_link_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1052 endif
1053
1054 #################
1055 # config-host.h #
1056 #################
1057
1058 have_virtfs = (targetos == 'linux' and
1059     have_system and
1060     libattr.found() and
1061     libcap_ng.found())
1062
1063 have_virtfs_proxy_helper = have_virtfs and have_tools
1064
1065 if get_option('virtfs').enabled()
1066   if not have_virtfs
1067     if targetos != 'linux'
1068       error('virtio-9p (virtfs) requires Linux')
1069     elif not libcap_ng.found() or not libattr.found()
1070       error('virtio-9p (virtfs) requires libcap-ng-devel and libattr-devel')
1071     elif not have_system
1072       error('virtio-9p (virtfs) needs system emulation support')
1073     endif
1074   endif
1075 elif get_option('virtfs').disabled()
1076   have_virtfs = false
1077 endif
1078
1079 config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir'))
1080 config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix'))
1081 config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir)
1082 config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir)
1083 config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir)
1084 config_host_data.set_quoted('CONFIG_QEMU_FIRMWAREPATH', get_option('qemu_firmwarepath'))
1085 config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir'))
1086 config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir)
1087 config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir'))
1088 config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir'))
1089 config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir)
1090 config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir'))
1091
1092 config_host_data.set('CONFIG_ATTR', libattr.found())
1093 config_host_data.set('CONFIG_BRLAPI', brlapi.found())
1094 config_host_data.set('CONFIG_COCOA', cocoa.found())
1095 config_host_data.set('CONFIG_LIBUDEV', libudev.found())
1096 config_host_data.set('CONFIG_LZO', lzo.found())
1097 config_host_data.set('CONFIG_MPATH', mpathpersist.found())
1098 config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api)
1099 config_host_data.set('CONFIG_CURL', curl.found())
1100 config_host_data.set('CONFIG_CURSES', curses.found())
1101 config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found())
1102 if glusterfs.found()
1103   config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4'))
1104   config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5'))
1105   config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6'))
1106   config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6'))
1107   config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat)
1108   config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat)
1109 endif
1110 config_host_data.set('CONFIG_GTK', gtk.found())
1111 config_host_data.set('CONFIG_LIBATTR', have_old_libattr)
1112 config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found())
1113 config_host_data.set('CONFIG_LIBISCSI', libiscsi.found())
1114 config_host_data.set('CONFIG_LIBNFS', libnfs.found())
1115 config_host_data.set('CONFIG_RBD', rbd.found())
1116 config_host_data.set('CONFIG_SDL', sdl.found())
1117 config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found())
1118 config_host_data.set('CONFIG_SECCOMP', seccomp.found())
1119 config_host_data.set('CONFIG_SNAPPY', snappy.found())
1120 config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server)
1121 config_host_data.set('CONFIG_VNC', vnc.found())
1122 config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
1123 config_host_data.set('CONFIG_VNC_PNG', png.found())
1124 config_host_data.set('CONFIG_VNC_SASL', sasl.found())
1125 config_host_data.set('CONFIG_VIRTFS', have_virtfs)
1126 config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found())
1127 config_host_data.set('CONFIG_KEYUTILS', keyutils.found())
1128 config_host_data.set('CONFIG_GETTID', has_gettid)
1129 config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim)
1130 config_host_data.set('CONFIG_STATX', has_statx)
1131 config_host_data.set('CONFIG_ZSTD', zstd.found())
1132 config_host_data.set('CONFIG_FUSE', fuse.found())
1133 config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found())
1134 config_host_data.set('CONFIG_X11', x11.found())
1135 config_host_data.set('CONFIG_CFI', get_option('cfi'))
1136 config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version()))
1137 config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0])
1138 config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
1139 config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
1140
1141 config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
1142 config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
1143 config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
1144 config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
1145 config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
1146 config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>'))
1147
1148 config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>'))
1149
1150 ignored = ['CONFIG_QEMU_INTERP_PREFIX'] # actually per-target
1151 arrays = ['CONFIG_AUDIO_DRIVERS', 'CONFIG_BDRV_RW_WHITELIST', 'CONFIG_BDRV_RO_WHITELIST']
1152 strings = ['HOST_DSOSUF', 'CONFIG_IASL']
1153 foreach k, v: config_host
1154   if ignored.contains(k)
1155     # do nothing
1156   elif arrays.contains(k)
1157     if v != ''
1158       v = '"' + '", "'.join(v.split()) + '", '
1159     endif
1160     config_host_data.set(k, v)
1161   elif k == 'ARCH'
1162     config_host_data.set('HOST_' + v.to_upper(), 1)
1163   elif strings.contains(k)
1164     if not k.startswith('CONFIG_')
1165       k = 'CONFIG_' + k.to_upper()
1166     endif
1167     config_host_data.set_quoted(k, v)
1168   elif k.startswith('CONFIG_') or k.startswith('HAVE_') or k.startswith('HOST_')
1169     config_host_data.set(k, v == 'y' ? 1 : v)
1170   endif
1171 endforeach
1172
1173 ########################
1174 # Target configuration #
1175 ########################
1176
1177 minikconf = find_program('scripts/minikconf.py')
1178 config_all = {}
1179 config_all_devices = {}
1180 config_all_disas = {}
1181 config_devices_mak_list = []
1182 config_devices_h = {}
1183 config_target_h = {}
1184 config_target_mak = {}
1185
1186 disassemblers = {
1187   'alpha' : ['CONFIG_ALPHA_DIS'],
1188   'arm' : ['CONFIG_ARM_DIS'],
1189   'avr' : ['CONFIG_AVR_DIS'],
1190   'cris' : ['CONFIG_CRIS_DIS'],
1191   'hppa' : ['CONFIG_HPPA_DIS'],
1192   'i386' : ['CONFIG_I386_DIS'],
1193   'x86_64' : ['CONFIG_I386_DIS'],
1194   'x32' : ['CONFIG_I386_DIS'],
1195   'lm32' : ['CONFIG_LM32_DIS'],
1196   'm68k' : ['CONFIG_M68K_DIS'],
1197   'microblaze' : ['CONFIG_MICROBLAZE_DIS'],
1198   'mips' : ['CONFIG_MIPS_DIS'],
1199   'moxie' : ['CONFIG_MOXIE_DIS'],
1200   'nios2' : ['CONFIG_NIOS2_DIS'],
1201   'or1k' : ['CONFIG_OPENRISC_DIS'],
1202   'ppc' : ['CONFIG_PPC_DIS'],
1203   'riscv' : ['CONFIG_RISCV_DIS'],
1204   'rx' : ['CONFIG_RX_DIS'],
1205   's390' : ['CONFIG_S390_DIS'],
1206   'sh4' : ['CONFIG_SH4_DIS'],
1207   'sparc' : ['CONFIG_SPARC_DIS'],
1208   'xtensa' : ['CONFIG_XTENSA_DIS'],
1209 }
1210 if link_language == 'cpp'
1211   disassemblers += {
1212     'aarch64' : [ 'CONFIG_ARM_A64_DIS'],
1213     'arm' : [ 'CONFIG_ARM_DIS', 'CONFIG_ARM_A64_DIS'],
1214     'mips' : [ 'CONFIG_MIPS_DIS', 'CONFIG_NANOMIPS_DIS'],
1215   }
1216 endif
1217
1218 host_kconfig = \
1219   ('CONFIG_TPM' in config_host ? ['CONFIG_TPM=y'] : []) + \
1220   ('CONFIG_SPICE' in config_host ? ['CONFIG_SPICE=y'] : []) + \
1221   ('CONFIG_IVSHMEM' in config_host ? ['CONFIG_IVSHMEM=y'] : []) + \
1222   ('CONFIG_OPENGL' in config_host ? ['CONFIG_OPENGL=y'] : []) + \
1223   (x11.found() ? ['CONFIG_X11=y'] : []) + \
1224   ('CONFIG_VHOST_USER' in config_host ? ['CONFIG_VHOST_USER=y'] : []) + \
1225   ('CONFIG_VHOST_VDPA' in config_host ? ['CONFIG_VHOST_VDPA=y'] : []) + \
1226   ('CONFIG_VHOST_KERNEL' in config_host ? ['CONFIG_VHOST_KERNEL=y'] : []) + \
1227   (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \
1228   ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \
1229   ('CONFIG_PVRDMA' in config_host ? ['CONFIG_PVRDMA=y'] : []) + \
1230   ('CONFIG_MULTIPROCESS_ALLOWED' in config_host ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : [])
1231
1232 ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
1233
1234 default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
1235 actual_target_dirs = []
1236 fdt_required = []
1237 foreach target : target_dirs
1238   config_target = { 'TARGET_NAME': target.split('-')[0] }
1239   if target.endswith('linux-user')
1240     if targetos != 'linux'
1241       if default_targets
1242         continue
1243       endif
1244       error('Target @0@ is only available on a Linux host'.format(target))
1245     endif
1246     config_target += { 'CONFIG_LINUX_USER': 'y' }
1247   elif target.endswith('bsd-user')
1248     if 'CONFIG_BSD' not in config_host
1249       if default_targets
1250         continue
1251       endif
1252       error('Target @0@ is only available on a BSD host'.format(target))
1253     endif
1254     config_target += { 'CONFIG_BSD_USER': 'y' }
1255   elif target.endswith('softmmu')
1256     config_target += { 'CONFIG_SOFTMMU': 'y' }
1257   endif
1258   if target.endswith('-user')
1259     config_target += {
1260       'CONFIG_USER_ONLY': 'y',
1261       'CONFIG_QEMU_INTERP_PREFIX':
1262         config_host['CONFIG_QEMU_INTERP_PREFIX'].format(config_target['TARGET_NAME'])
1263     }
1264   endif
1265
1266   accel_kconfig = []
1267   foreach sym: accelerators
1268     if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, [])
1269       config_target += { sym: 'y' }
1270       config_all += { sym: 'y' }
1271       if sym == 'CONFIG_TCG' and tcg_arch == 'tci'
1272         config_target += { 'CONFIG_TCG_INTERPRETER': 'y' }
1273       elif sym == 'CONFIG_XEN' and have_xen_pci_passthrough
1274         config_target += { 'CONFIG_XEN_PCI_PASSTHROUGH': 'y' }
1275       endif
1276       accel_kconfig += [ sym + '=y' ]
1277     endif
1278   endforeach
1279   if accel_kconfig.length() == 0
1280     if default_targets
1281       continue
1282     endif
1283     error('No accelerator available for target @0@'.format(target))
1284   endif
1285
1286   actual_target_dirs += target
1287   config_target += keyval.load('default-configs/targets' / target + '.mak')
1288   config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' }
1289
1290   if 'TARGET_NEED_FDT' in config_target
1291     fdt_required += target
1292   endif
1293
1294   # Add default keys
1295   if 'TARGET_BASE_ARCH' not in config_target
1296     config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']}
1297   endif
1298   if 'TARGET_ABI_DIR' not in config_target
1299     config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']}
1300   endif
1301
1302   foreach k, v: disassemblers
1303     if config_host['ARCH'].startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k)
1304       foreach sym: v
1305         config_target += { sym: 'y' }
1306         config_all_disas += { sym: 'y' }
1307       endforeach
1308     endif
1309   endforeach
1310
1311   config_target_data = configuration_data()
1312   foreach k, v: config_target
1313     if not k.startswith('TARGET_') and not k.startswith('CONFIG_')
1314       # do nothing
1315     elif ignored.contains(k)
1316       # do nothing
1317     elif k == 'TARGET_BASE_ARCH'
1318       # Note that TARGET_BASE_ARCH ends up in config-target.h but it is
1319       # not used to select files from sourcesets.
1320       config_target_data.set('TARGET_' + v.to_upper(), 1)
1321     elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX'
1322       config_target_data.set_quoted(k, v)
1323     elif v == 'y'
1324       config_target_data.set(k, 1)
1325     else
1326       config_target_data.set(k, v)
1327     endif
1328   endforeach
1329   config_target_h += {target: configure_file(output: target + '-config-target.h',
1330                                                configuration: config_target_data)}
1331
1332   if target.endswith('-softmmu')
1333     config_devices_mak = target + '-config-devices.mak'
1334     config_devices_mak = configure_file(
1335       input: ['default-configs/devices' / target + '.mak', 'Kconfig'],
1336       output: config_devices_mak,
1337       depfile: config_devices_mak + '.d',
1338       capture: true,
1339       command: [minikconf,
1340                 get_option('default_devices') ? '--defconfig' : '--allnoconfig',
1341                 config_devices_mak, '@DEPFILE@', '@INPUT@',
1342                 host_kconfig, accel_kconfig])
1343
1344     config_devices_data = configuration_data()
1345     config_devices = keyval.load(config_devices_mak)
1346     foreach k, v: config_devices
1347       config_devices_data.set(k, 1)
1348     endforeach
1349     config_devices_mak_list += config_devices_mak
1350     config_devices_h += {target: configure_file(output: target + '-config-devices.h',
1351                                                 configuration: config_devices_data)}
1352     config_target += config_devices
1353     config_all_devices += config_devices
1354   endif
1355   config_target_mak += {target: config_target}
1356 endforeach
1357 target_dirs = actual_target_dirs
1358
1359 # This configuration is used to build files that are shared by
1360 # multiple binaries, and then extracted out of the "common"
1361 # static_library target.
1362 #
1363 # We do not use all_sources()/all_dependencies(), because it would
1364 # build literally all source files, including devices only used by
1365 # targets that are not built for this compilation.  The CONFIG_ALL
1366 # pseudo symbol replaces it.
1367
1368 config_all += config_all_devices
1369 config_all += config_host
1370 config_all += config_all_disas
1371 config_all += {
1372   'CONFIG_XEN': config_host.has_key('CONFIG_XEN_BACKEND'),
1373   'CONFIG_SOFTMMU': have_system,
1374   'CONFIG_USER_ONLY': have_user,
1375   'CONFIG_ALL': true,
1376 }
1377
1378 ##############
1379 # Submodules #
1380 ##############
1381
1382 capstone = not_found
1383 capstone_opt = get_option('capstone')
1384 if capstone_opt in ['enabled', 'auto', 'system']
1385   have_internal = fs.exists(meson.current_source_dir() / 'capstone/Makefile')
1386   capstone = dependency('capstone', version: '>=4.0',
1387                         kwargs: static_kwargs, method: 'pkg-config',
1388                         required: capstone_opt == 'system' or
1389                                   capstone_opt == 'enabled' and not have_internal)
1390   if capstone.found()
1391     capstone_opt = 'system'
1392   elif have_internal
1393     capstone_opt = 'internal'
1394   else
1395     capstone_opt = 'disabled'
1396   endif
1397 endif
1398 if capstone_opt == 'internal'
1399   capstone_data = configuration_data()
1400   capstone_data.set('CAPSTONE_USE_SYS_DYN_MEM', '1')
1401
1402   capstone_files = files(
1403     'capstone/cs.c',
1404     'capstone/MCInst.c',
1405     'capstone/MCInstrDesc.c',
1406     'capstone/MCRegisterInfo.c',
1407     'capstone/SStream.c',
1408     'capstone/utils.c'
1409   )
1410
1411   if 'CONFIG_ARM_DIS' in config_all_disas
1412     capstone_data.set('CAPSTONE_HAS_ARM', '1')
1413     capstone_files += files(
1414       'capstone/arch/ARM/ARMDisassembler.c',
1415       'capstone/arch/ARM/ARMInstPrinter.c',
1416       'capstone/arch/ARM/ARMMapping.c',
1417       'capstone/arch/ARM/ARMModule.c'
1418     )
1419   endif
1420
1421   # FIXME: This config entry currently depends on a c++ compiler.
1422   # Which is needed for building libvixl, but not for capstone.
1423   if 'CONFIG_ARM_A64_DIS' in config_all_disas
1424     capstone_data.set('CAPSTONE_HAS_ARM64', '1')
1425     capstone_files += files(
1426       'capstone/arch/AArch64/AArch64BaseInfo.c',
1427       'capstone/arch/AArch64/AArch64Disassembler.c',
1428       'capstone/arch/AArch64/AArch64InstPrinter.c',
1429       'capstone/arch/AArch64/AArch64Mapping.c',
1430       'capstone/arch/AArch64/AArch64Module.c'
1431     )
1432   endif
1433
1434   if 'CONFIG_PPC_DIS' in config_all_disas
1435     capstone_data.set('CAPSTONE_HAS_POWERPC', '1')
1436     capstone_files += files(
1437       'capstone/arch/PowerPC/PPCDisassembler.c',
1438       'capstone/arch/PowerPC/PPCInstPrinter.c',
1439       'capstone/arch/PowerPC/PPCMapping.c',
1440       'capstone/arch/PowerPC/PPCModule.c'
1441     )
1442   endif
1443
1444   if 'CONFIG_S390_DIS' in config_all_disas
1445     capstone_data.set('CAPSTONE_HAS_SYSZ', '1')
1446     capstone_files += files(
1447       'capstone/arch/SystemZ/SystemZDisassembler.c',
1448       'capstone/arch/SystemZ/SystemZInstPrinter.c',
1449       'capstone/arch/SystemZ/SystemZMapping.c',
1450       'capstone/arch/SystemZ/SystemZModule.c',
1451       'capstone/arch/SystemZ/SystemZMCTargetDesc.c'
1452     )
1453   endif
1454
1455   if 'CONFIG_I386_DIS' in config_all_disas
1456     capstone_data.set('CAPSTONE_HAS_X86', 1)
1457     capstone_files += files(
1458       'capstone/arch/X86/X86Disassembler.c',
1459       'capstone/arch/X86/X86DisassemblerDecoder.c',
1460       'capstone/arch/X86/X86ATTInstPrinter.c',
1461       'capstone/arch/X86/X86IntelInstPrinter.c',
1462       'capstone/arch/X86/X86InstPrinterCommon.c',
1463       'capstone/arch/X86/X86Mapping.c',
1464       'capstone/arch/X86/X86Module.c'
1465     )
1466   endif
1467
1468   configure_file(output: 'capstone-defs.h', configuration: capstone_data)
1469
1470   capstone_cargs = [
1471     # FIXME: There does not seem to be a way to completely replace the c_args
1472     # that come from add_project_arguments() -- we can only add to them.
1473     # So: disable all warnings with a big hammer.
1474     '-Wno-error', '-w',
1475
1476     # Include all configuration defines via a header file, which will wind up
1477     # as a dependency on the object file, and thus changes here will result
1478     # in a rebuild.
1479     '-include', 'capstone-defs.h'
1480   ]
1481
1482   libcapstone = static_library('capstone',
1483                                build_by_default: false,
1484                                sources: capstone_files,
1485                                c_args: capstone_cargs,
1486                                include_directories: 'capstone/include')
1487   capstone = declare_dependency(link_with: libcapstone,
1488                                 include_directories: 'capstone/include/capstone')
1489 endif
1490
1491 slirp = not_found
1492 slirp_opt = 'disabled'
1493 if have_system
1494   slirp_opt = get_option('slirp')
1495   if slirp_opt in ['enabled', 'auto', 'system']
1496     have_internal = fs.exists(meson.current_source_dir() / 'slirp/meson.build')
1497     slirp = dependency('slirp', kwargs: static_kwargs,
1498                        method: 'pkg-config',
1499                        required: slirp_opt == 'system' or
1500                                  slirp_opt == 'enabled' and not have_internal)
1501     if slirp.found()
1502       slirp_opt = 'system'
1503     elif have_internal
1504       slirp_opt = 'internal'
1505     else
1506       slirp_opt = 'disabled'
1507     endif
1508   endif
1509   if slirp_opt == 'internal'
1510     slirp_deps = []
1511     if targetos == 'windows'
1512       slirp_deps = cc.find_library('iphlpapi')
1513     endif
1514     slirp_conf = configuration_data()
1515     slirp_conf.set('SLIRP_MAJOR_VERSION', meson.project_version().split('.')[0])
1516     slirp_conf.set('SLIRP_MINOR_VERSION', meson.project_version().split('.')[1])
1517     slirp_conf.set('SLIRP_MICRO_VERSION', meson.project_version().split('.')[2])
1518     slirp_conf.set_quoted('SLIRP_VERSION_STRING', meson.project_version())
1519     slirp_cargs = ['-DG_LOG_DOMAIN="Slirp"']
1520     slirp_files = [
1521       'slirp/src/arp_table.c',
1522       'slirp/src/bootp.c',
1523       'slirp/src/cksum.c',
1524       'slirp/src/dhcpv6.c',
1525       'slirp/src/dnssearch.c',
1526       'slirp/src/if.c',
1527       'slirp/src/ip6_icmp.c',
1528       'slirp/src/ip6_input.c',
1529       'slirp/src/ip6_output.c',
1530       'slirp/src/ip_icmp.c',
1531       'slirp/src/ip_input.c',
1532       'slirp/src/ip_output.c',
1533       'slirp/src/mbuf.c',
1534       'slirp/src/misc.c',
1535       'slirp/src/ncsi.c',
1536       'slirp/src/ndp_table.c',
1537       'slirp/src/sbuf.c',
1538       'slirp/src/slirp.c',
1539       'slirp/src/socket.c',
1540       'slirp/src/state.c',
1541       'slirp/src/stream.c',
1542       'slirp/src/tcp_input.c',
1543       'slirp/src/tcp_output.c',
1544       'slirp/src/tcp_subr.c',
1545       'slirp/src/tcp_timer.c',
1546       'slirp/src/tftp.c',
1547       'slirp/src/udp.c',
1548       'slirp/src/udp6.c',
1549       'slirp/src/util.c',
1550       'slirp/src/version.c',
1551       'slirp/src/vmstate.c',
1552     ]
1553
1554     configure_file(
1555       input : 'slirp/src/libslirp-version.h.in',
1556       output : 'libslirp-version.h',
1557       configuration: slirp_conf)
1558
1559     slirp_inc = include_directories('slirp', 'slirp/src')
1560     libslirp = static_library('slirp',
1561                               build_by_default: false,
1562                               sources: slirp_files,
1563                               c_args: slirp_cargs,
1564                               include_directories: slirp_inc)
1565     slirp = declare_dependency(link_with: libslirp,
1566                                dependencies: slirp_deps,
1567                                include_directories: slirp_inc)
1568   endif
1569 endif
1570
1571 fdt = not_found
1572 fdt_opt = get_option('fdt')
1573 if have_system
1574   if fdt_opt in ['enabled', 'auto', 'system']
1575     have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt')
1576     fdt = cc.find_library('fdt', kwargs: static_kwargs,
1577                           required: fdt_opt == 'system' or
1578                                     fdt_opt == 'enabled' and not have_internal)
1579     if fdt.found() and cc.links('''
1580        #include <libfdt.h>
1581        #include <libfdt_env.h>
1582        int main(void) { fdt_check_full(NULL, 0); return 0; }''',
1583          dependencies: fdt)
1584       fdt_opt = 'system'
1585     elif have_internal
1586       fdt_opt = 'internal'
1587     else
1588       fdt_opt = 'disabled'
1589     endif
1590   endif
1591   if fdt_opt == 'internal'
1592     fdt_files = files(
1593       'dtc/libfdt/fdt.c',
1594       'dtc/libfdt/fdt_ro.c',
1595       'dtc/libfdt/fdt_wip.c',
1596       'dtc/libfdt/fdt_sw.c',
1597       'dtc/libfdt/fdt_rw.c',
1598       'dtc/libfdt/fdt_strerror.c',
1599       'dtc/libfdt/fdt_empty_tree.c',
1600       'dtc/libfdt/fdt_addresses.c',
1601       'dtc/libfdt/fdt_overlay.c',
1602       'dtc/libfdt/fdt_check.c',
1603     )
1604
1605     fdt_inc = include_directories('dtc/libfdt')
1606     libfdt = static_library('fdt',
1607                             build_by_default: false,
1608                             sources: fdt_files,
1609                             include_directories: fdt_inc)
1610     fdt = declare_dependency(link_with: libfdt,
1611                              include_directories: fdt_inc)
1612   endif
1613 endif
1614 if not fdt.found() and fdt_required.length() > 0
1615   error('fdt not available but required by targets ' + ', '.join(fdt_required))
1616 endif
1617
1618 config_host_data.set('CONFIG_CAPSTONE', capstone.found())
1619 config_host_data.set('CONFIG_FDT', fdt.found())
1620 config_host_data.set('CONFIG_SLIRP', slirp.found())
1621
1622 #####################
1623 # Generated sources #
1624 #####################
1625
1626 genh += configure_file(output: 'config-host.h', configuration: config_host_data)
1627
1628 hxtool = find_program('scripts/hxtool')
1629 shaderinclude = find_program('scripts/shaderinclude.pl')
1630 qapi_gen = find_program('scripts/qapi-gen.py')
1631 qapi_gen_depends = [ meson.source_root() / 'scripts/qapi/__init__.py',
1632                      meson.source_root() / 'scripts/qapi/commands.py',
1633                      meson.source_root() / 'scripts/qapi/common.py',
1634                      meson.source_root() / 'scripts/qapi/error.py',
1635                      meson.source_root() / 'scripts/qapi/events.py',
1636                      meson.source_root() / 'scripts/qapi/expr.py',
1637                      meson.source_root() / 'scripts/qapi/gen.py',
1638                      meson.source_root() / 'scripts/qapi/introspect.py',
1639                      meson.source_root() / 'scripts/qapi/parser.py',
1640                      meson.source_root() / 'scripts/qapi/schema.py',
1641                      meson.source_root() / 'scripts/qapi/source.py',
1642                      meson.source_root() / 'scripts/qapi/types.py',
1643                      meson.source_root() / 'scripts/qapi/visit.py',
1644                      meson.source_root() / 'scripts/qapi/common.py',
1645                      meson.source_root() / 'scripts/qapi-gen.py'
1646 ]
1647
1648 tracetool = [
1649   python, files('scripts/tracetool.py'),
1650    '--backend=' + config_host['TRACE_BACKENDS']
1651 ]
1652 tracetool_depends = files(
1653   'scripts/tracetool/backend/log.py',
1654   'scripts/tracetool/backend/__init__.py',
1655   'scripts/tracetool/backend/dtrace.py',
1656   'scripts/tracetool/backend/ftrace.py',
1657   'scripts/tracetool/backend/simple.py',
1658   'scripts/tracetool/backend/syslog.py',
1659   'scripts/tracetool/backend/ust.py',
1660   'scripts/tracetool/format/tcg_h.py',
1661   'scripts/tracetool/format/ust_events_c.py',
1662   'scripts/tracetool/format/ust_events_h.py',
1663   'scripts/tracetool/format/__init__.py',
1664   'scripts/tracetool/format/d.py',
1665   'scripts/tracetool/format/tcg_helper_c.py',
1666   'scripts/tracetool/format/simpletrace_stap.py',
1667   'scripts/tracetool/format/c.py',
1668   'scripts/tracetool/format/h.py',
1669   'scripts/tracetool/format/tcg_helper_h.py',
1670   'scripts/tracetool/format/log_stap.py',
1671   'scripts/tracetool/format/stap.py',
1672   'scripts/tracetool/format/tcg_helper_wrapper_h.py',
1673   'scripts/tracetool/__init__.py',
1674   'scripts/tracetool/transform.py',
1675   'scripts/tracetool/vcpu.py'
1676 )
1677
1678 qemu_version_cmd = [find_program('scripts/qemu-version.sh'),
1679                     meson.current_source_dir(),
1680                     config_host['PKGVERSION'], meson.project_version()]
1681 qemu_version = custom_target('qemu-version.h',
1682                              output: 'qemu-version.h',
1683                              command: qemu_version_cmd,
1684                              capture: true,
1685                              build_by_default: true,
1686                              build_always_stale: true)
1687 genh += qemu_version
1688
1689 hxdep = []
1690 hx_headers = [
1691   ['qemu-options.hx', 'qemu-options.def'],
1692   ['qemu-img-cmds.hx', 'qemu-img-cmds.h'],
1693 ]
1694 if have_system
1695   hx_headers += [
1696     ['hmp-commands.hx', 'hmp-commands.h'],
1697     ['hmp-commands-info.hx', 'hmp-commands-info.h'],
1698   ]
1699 endif
1700 foreach d : hx_headers
1701   hxdep += custom_target(d[1],
1702                 input: files(d[0]),
1703                 output: d[1],
1704                 capture: true,
1705                 build_by_default: true, # to be removed when added to a target
1706                 command: [hxtool, '-h', '@INPUT0@'])
1707 endforeach
1708 genh += hxdep
1709
1710 ###################
1711 # Collect sources #
1712 ###################
1713
1714 authz_ss = ss.source_set()
1715 blockdev_ss = ss.source_set()
1716 block_ss = ss.source_set()
1717 bsd_user_ss = ss.source_set()
1718 chardev_ss = ss.source_set()
1719 common_ss = ss.source_set()
1720 crypto_ss = ss.source_set()
1721 io_ss = ss.source_set()
1722 linux_user_ss = ss.source_set()
1723 qmp_ss = ss.source_set()
1724 qom_ss = ss.source_set()
1725 softmmu_ss = ss.source_set()
1726 specific_fuzz_ss = ss.source_set()
1727 specific_ss = ss.source_set()
1728 stub_ss = ss.source_set()
1729 trace_ss = ss.source_set()
1730 user_ss = ss.source_set()
1731 util_ss = ss.source_set()
1732
1733 modules = {}
1734 hw_arch = {}
1735 target_arch = {}
1736 target_softmmu_arch = {}
1737
1738 ###############
1739 # Trace files #
1740 ###############
1741
1742 # TODO: add each directory to the subdirs from its own meson.build, once
1743 # we have those
1744 trace_events_subdirs = [
1745   'crypto',
1746   'qapi',
1747   'qom',
1748   'monitor',
1749   'util',
1750 ]
1751 if have_user
1752   trace_events_subdirs += [ 'linux-user' ]
1753 endif
1754 if have_block
1755   trace_events_subdirs += [
1756     'authz',
1757     'block',
1758     'io',
1759     'nbd',
1760     'scsi',
1761   ]
1762 endif
1763 if have_system
1764   trace_events_subdirs += [
1765     'accel/kvm',
1766     'audio',
1767     'backends',
1768     'backends/tpm',
1769     'chardev',
1770     'hw/9pfs',
1771     'hw/acpi',
1772     'hw/adc',
1773     'hw/alpha',
1774     'hw/arm',
1775     'hw/audio',
1776     'hw/block',
1777     'hw/block/dataplane',
1778     'hw/char',
1779     'hw/display',
1780     'hw/dma',
1781     'hw/hppa',
1782     'hw/hyperv',
1783     'hw/i2c',
1784     'hw/i386',
1785     'hw/i386/xen',
1786     'hw/ide',
1787     'hw/input',
1788     'hw/intc',
1789     'hw/isa',
1790     'hw/mem',
1791     'hw/mips',
1792     'hw/misc',
1793     'hw/misc/macio',
1794     'hw/net',
1795     'hw/net/can',
1796     'hw/nvram',
1797     'hw/pci',
1798     'hw/pci-host',
1799     'hw/ppc',
1800     'hw/rdma',
1801     'hw/rdma/vmw',
1802     'hw/rtc',
1803     'hw/s390x',
1804     'hw/scsi',
1805     'hw/sd',
1806     'hw/sparc',
1807     'hw/sparc64',
1808     'hw/ssi',
1809     'hw/timer',
1810     'hw/tpm',
1811     'hw/usb',
1812     'hw/vfio',
1813     'hw/virtio',
1814     'hw/watchdog',
1815     'hw/xen',
1816     'hw/gpio',
1817     'migration',
1818     'net',
1819     'softmmu',
1820     'ui',
1821   ]
1822 endif
1823 if have_system or have_user
1824   trace_events_subdirs += [
1825     'accel/tcg',
1826     'hw/core',
1827     'target/arm',
1828     'target/hppa',
1829     'target/i386',
1830     'target/i386/kvm',
1831     'target/mips',
1832     'target/ppc',
1833     'target/riscv',
1834     'target/s390x',
1835     'target/sparc',
1836   ]
1837 endif
1838
1839 vhost_user = not_found
1840 if 'CONFIG_VHOST_USER' in config_host
1841   libvhost_user = subproject('libvhost-user')
1842   vhost_user = libvhost_user.get_variable('vhost_user_dep')
1843 endif
1844
1845 subdir('qapi')
1846 subdir('qobject')
1847 subdir('stubs')
1848 subdir('trace')
1849 subdir('util')
1850 subdir('qom')
1851 subdir('authz')
1852 subdir('crypto')
1853 subdir('ui')
1854
1855
1856 if enable_modules
1857   libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO')
1858   modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO')
1859 endif
1860
1861 stub_ss = stub_ss.apply(config_all, strict: false)
1862
1863 util_ss.add_all(trace_ss)
1864 util_ss = util_ss.apply(config_all, strict: false)
1865 libqemuutil = static_library('qemuutil',
1866                              sources: util_ss.sources() + stub_ss.sources() + genh,
1867                              dependencies: [util_ss.dependencies(), m, glib, socket, malloc])
1868 qemuutil = declare_dependency(link_with: libqemuutil,
1869                               sources: genh + version_res)
1870
1871 if have_system or have_user
1872   decodetree = generator(find_program('scripts/decodetree.py'),
1873                          output: 'decode-@BASENAME@.c.inc',
1874                          arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@'])
1875   subdir('libdecnumber')
1876   subdir('target')
1877 endif
1878
1879 subdir('audio')
1880 subdir('io')
1881 subdir('chardev')
1882 subdir('fsdev')
1883 subdir('dump')
1884
1885 if have_block
1886   block_ss.add(files(
1887     'block.c',
1888     'blockjob.c',
1889     'job.c',
1890     'qemu-io-cmds.c',
1891   ))
1892   block_ss.add(when: 'CONFIG_REPLICATION', if_true: files('replication.c'))
1893
1894   subdir('nbd')
1895   subdir('scsi')
1896   subdir('block')
1897
1898   blockdev_ss.add(files(
1899     'blockdev.c',
1900     'blockdev-nbd.c',
1901     'iothread.c',
1902     'job-qmp.c',
1903   ), gnutls)
1904
1905   # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
1906   # os-win32.c does not
1907   blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
1908   softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
1909 endif
1910
1911 common_ss.add(files('cpus-common.c'))
1912
1913 subdir('softmmu')
1914
1915 common_ss.add(capstone)
1916 specific_ss.add(files('cpu.c', 'disas.c', 'gdbstub.c'), capstone)
1917 specific_ss.add(files('exec-vary.c'))
1918 specific_ss.add(when: 'CONFIG_TCG', if_true: files(
1919   'fpu/softfloat.c',
1920   'tcg/optimize.c',
1921   'tcg/tcg-common.c',
1922   'tcg/tcg-op-gvec.c',
1923   'tcg/tcg-op-vec.c',
1924   'tcg/tcg-op.c',
1925   'tcg/tcg.c',
1926 ))
1927 specific_ss.add(when: 'CONFIG_TCG_INTERPRETER', if_true: files('disas/tci.c', 'tcg/tci.c'))
1928
1929 subdir('backends')
1930 subdir('disas')
1931 subdir('migration')
1932 subdir('monitor')
1933 subdir('net')
1934 subdir('replay')
1935 subdir('hw')
1936 subdir('accel')
1937 subdir('plugins')
1938 subdir('bsd-user')
1939 subdir('linux-user')
1940
1941 bsd_user_ss.add(files('gdbstub.c'))
1942 specific_ss.add_all(when: 'CONFIG_BSD_USER', if_true: bsd_user_ss)
1943
1944 linux_user_ss.add(files('gdbstub.c', 'thunk.c'))
1945 specific_ss.add_all(when: 'CONFIG_LINUX_USER', if_true: linux_user_ss)
1946
1947 # needed for fuzzing binaries
1948 subdir('tests/qtest/libqos')
1949 subdir('tests/qtest/fuzz')
1950
1951 ########################
1952 # Library dependencies #
1953 ########################
1954
1955 block_mods = []
1956 softmmu_mods = []
1957 foreach d, list : modules
1958   foreach m, module_ss : list
1959     if enable_modules and targetos != 'windows'
1960       module_ss = module_ss.apply(config_all, strict: false)
1961       sl = static_library(d + '-' + m, [genh, module_ss.sources()],
1962                           dependencies: [modulecommon, module_ss.dependencies()], pic: true)
1963       if d == 'block'
1964         block_mods += sl
1965       else
1966         softmmu_mods += sl
1967       endif
1968     else
1969       if d == 'block'
1970         block_ss.add_all(module_ss)
1971       else
1972         softmmu_ss.add_all(module_ss)
1973       endif
1974     endif
1975   endforeach
1976 endforeach
1977
1978 nm = find_program('nm')
1979 undefsym = find_program('scripts/undefsym.py')
1980 block_syms = custom_target('block.syms', output: 'block.syms',
1981                              input: [libqemuutil, block_mods],
1982                              capture: true,
1983                              command: [undefsym, nm, '@INPUT@'])
1984 qemu_syms = custom_target('qemu.syms', output: 'qemu.syms',
1985                              input: [libqemuutil, softmmu_mods],
1986                              capture: true,
1987                              command: [undefsym, nm, '@INPUT@'])
1988
1989 qom_ss = qom_ss.apply(config_host, strict: false)
1990 libqom = static_library('qom', qom_ss.sources() + genh,
1991                         dependencies: [qom_ss.dependencies()],
1992                         name_suffix: 'fa')
1993
1994 qom = declare_dependency(link_whole: libqom)
1995
1996 authz_ss = authz_ss.apply(config_host, strict: false)
1997 libauthz = static_library('authz', authz_ss.sources() + genh,
1998                           dependencies: [authz_ss.dependencies()],
1999                           name_suffix: 'fa',
2000                           build_by_default: false)
2001
2002 authz = declare_dependency(link_whole: libauthz,
2003                            dependencies: qom)
2004
2005 crypto_ss = crypto_ss.apply(config_host, strict: false)
2006 libcrypto = static_library('crypto', crypto_ss.sources() + genh,
2007                            dependencies: [crypto_ss.dependencies()],
2008                            name_suffix: 'fa',
2009                            build_by_default: false)
2010
2011 crypto = declare_dependency(link_whole: libcrypto,
2012                             dependencies: [authz, qom])
2013
2014 io_ss = io_ss.apply(config_host, strict: false)
2015 libio = static_library('io', io_ss.sources() + genh,
2016                        dependencies: [io_ss.dependencies()],
2017                        link_with: libqemuutil,
2018                        name_suffix: 'fa',
2019                        build_by_default: false)
2020
2021 io = declare_dependency(link_whole: libio, dependencies: [crypto, qom])
2022
2023 libmigration = static_library('migration', sources: migration_files + genh,
2024                               name_suffix: 'fa',
2025                               build_by_default: false)
2026 migration = declare_dependency(link_with: libmigration,
2027                                dependencies: [zlib, qom, io])
2028 softmmu_ss.add(migration)
2029
2030 block_ss = block_ss.apply(config_host, strict: false)
2031 libblock = static_library('block', block_ss.sources() + genh,
2032                           dependencies: block_ss.dependencies(),
2033                           link_depends: block_syms,
2034                           name_suffix: 'fa',
2035                           build_by_default: false)
2036
2037 block = declare_dependency(link_whole: [libblock],
2038                            link_args: '@block.syms',
2039                            dependencies: [crypto, io])
2040
2041 blockdev_ss = blockdev_ss.apply(config_host, strict: false)
2042 libblockdev = static_library('blockdev', blockdev_ss.sources() + genh,
2043                              dependencies: blockdev_ss.dependencies(),
2044                              name_suffix: 'fa',
2045                              build_by_default: false)
2046
2047 blockdev = declare_dependency(link_whole: [libblockdev],
2048                               dependencies: [block])
2049
2050 qmp_ss = qmp_ss.apply(config_host, strict: false)
2051 libqmp = static_library('qmp', qmp_ss.sources() + genh,
2052                         dependencies: qmp_ss.dependencies(),
2053                         name_suffix: 'fa',
2054                         build_by_default: false)
2055
2056 qmp = declare_dependency(link_whole: [libqmp])
2057
2058 libchardev = static_library('chardev', chardev_ss.sources() + genh,
2059                             name_suffix: 'fa',
2060                             dependencies: [gnutls],
2061                             build_by_default: false)
2062
2063 chardev = declare_dependency(link_whole: libchardev)
2064
2065 libhwcore = static_library('hwcore', sources: hwcore_files + genh,
2066                            name_suffix: 'fa',
2067                            build_by_default: false)
2068 hwcore = declare_dependency(link_whole: libhwcore)
2069 common_ss.add(hwcore)
2070
2071 ###########
2072 # Targets #
2073 ###########
2074
2075 foreach m : block_mods + softmmu_mods
2076   shared_module(m.name(),
2077                 name_prefix: '',
2078                 link_whole: m,
2079                 install: true,
2080                 install_dir: qemu_moddir)
2081 endforeach
2082
2083 softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp)
2084 common_ss.add(qom, qemuutil)
2085
2086 common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss])
2087 common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss)
2088
2089 common_all = common_ss.apply(config_all, strict: false)
2090 common_all = static_library('common',
2091                             build_by_default: false,
2092                             sources: common_all.sources() + genh,
2093                             dependencies: common_all.dependencies(),
2094                             name_suffix: 'fa')
2095
2096 feature_to_c = find_program('scripts/feature_to_c.sh')
2097
2098 emulators = {}
2099 foreach target : target_dirs
2100   config_target = config_target_mak[target]
2101   target_name = config_target['TARGET_NAME']
2102   arch = config_target['TARGET_BASE_ARCH']
2103   arch_srcs = [config_target_h[target]]
2104   arch_deps = []
2105   c_args = ['-DNEED_CPU_H',
2106             '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
2107             '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
2108   link_args = emulator_link_args
2109
2110   config_target += config_host
2111   target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
2112   if targetos == 'linux'
2113     target_inc += include_directories('linux-headers', is_system: true)
2114   endif
2115   if target.endswith('-softmmu')
2116     qemu_target_name = 'qemu-system-' + target_name
2117     target_type='system'
2118     t = target_softmmu_arch[arch].apply(config_target, strict: false)
2119     arch_srcs += t.sources()
2120     arch_deps += t.dependencies()
2121
2122     hw_dir = target_name == 'sparc64' ? 'sparc64' : arch
2123     hw = hw_arch[hw_dir].apply(config_target, strict: false)
2124     arch_srcs += hw.sources()
2125     arch_deps += hw.dependencies()
2126
2127     arch_srcs += config_devices_h[target]
2128     link_args += ['@block.syms', '@qemu.syms']
2129   else
2130     abi = config_target['TARGET_ABI_DIR']
2131     target_type='user'
2132     qemu_target_name = 'qemu-' + target_name
2133     if 'CONFIG_LINUX_USER' in config_target
2134       base_dir = 'linux-user'
2135       target_inc += include_directories('linux-user/host/' / config_host['ARCH'])
2136     else
2137       base_dir = 'bsd-user'
2138       target_inc += include_directories('bsd-user/freebsd')
2139     endif
2140     target_inc += include_directories(
2141       base_dir,
2142       base_dir / abi,
2143     )
2144     if 'CONFIG_LINUX_USER' in config_target
2145       dir = base_dir / abi
2146       arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c')
2147       if config_target.has_key('TARGET_SYSTBL_ABI')
2148         arch_srcs += \
2149           syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'],
2150                                              extra_args : config_target['TARGET_SYSTBL_ABI'])
2151       endif
2152     endif
2153   endif
2154
2155   if 'TARGET_XML_FILES' in config_target
2156     gdbstub_xml = custom_target(target + '-gdbstub-xml.c',
2157                                 output: target + '-gdbstub-xml.c',
2158                                 input: files(config_target['TARGET_XML_FILES'].split()),
2159                                 command: [feature_to_c, '@INPUT@'],
2160                                 capture: true)
2161     arch_srcs += gdbstub_xml
2162   endif
2163
2164   t = target_arch[arch].apply(config_target, strict: false)
2165   arch_srcs += t.sources()
2166   arch_deps += t.dependencies()
2167
2168   target_common = common_ss.apply(config_target, strict: false)
2169   objects = common_all.extract_objects(target_common.sources())
2170   deps = target_common.dependencies()
2171
2172   target_specific = specific_ss.apply(config_target, strict: false)
2173   arch_srcs += target_specific.sources()
2174   arch_deps += target_specific.dependencies()
2175
2176   lib = static_library('qemu-' + target,
2177                  sources: arch_srcs + genh,
2178                  dependencies: arch_deps,
2179                  objects: objects,
2180                  include_directories: target_inc,
2181                  c_args: c_args,
2182                  build_by_default: false,
2183                  name_suffix: 'fa')
2184
2185   if target.endswith('-softmmu')
2186     execs = [{
2187       'name': 'qemu-system-' + target_name,
2188       'gui': false,
2189       'sources': files('softmmu/main.c'),
2190       'dependencies': []
2191     }]
2192     if targetos == 'windows' and (sdl.found() or gtk.found())
2193       execs += [{
2194         'name': 'qemu-system-' + target_name + 'w',
2195         'gui': true,
2196         'sources': files('softmmu/main.c'),
2197         'dependencies': []
2198       }]
2199     endif
2200     if config_host.has_key('CONFIG_FUZZ')
2201       specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false)
2202       execs += [{
2203         'name': 'qemu-fuzz-' + target_name,
2204         'gui': false,
2205         'sources': specific_fuzz.sources(),
2206         'dependencies': specific_fuzz.dependencies(),
2207       }]
2208     endif
2209   else
2210     execs = [{
2211       'name': 'qemu-' + target_name,
2212       'gui': false,
2213       'sources': [],
2214       'dependencies': []
2215     }]
2216   endif
2217   foreach exe: execs
2218     exe_name = exe['name']
2219     exe_sign = 'CONFIG_HVF' in config_target
2220     if exe_sign
2221       exe_name += '-unsigned'
2222     endif
2223
2224     emulator = executable(exe_name, exe['sources'],
2225                install: not exe_sign,
2226                c_args: c_args,
2227                dependencies: arch_deps + deps + exe['dependencies'],
2228                objects: lib.extract_all_objects(recursive: true),
2229                link_language: link_language,
2230                link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
2231                link_args: link_args,
2232                gui_app: exe['gui'])
2233
2234     if exe_sign
2235       emulators += {exe['name'] : custom_target(exe['name'],
2236                    install: true,
2237                    install_dir: get_option('bindir'),
2238                    depends: emulator,
2239                    output: exe['name'],
2240                    command: [
2241                      meson.current_source_dir() / 'scripts/entitlement.sh',
2242                      meson.current_build_dir() / exe_name,
2243                      meson.current_build_dir() / exe['name'],
2244                      meson.current_source_dir() / 'accel/hvf/entitlements.plist'
2245                    ])
2246       }
2247     else
2248       emulators += {exe['name']: emulator}
2249     endif
2250
2251     if 'CONFIG_TRACE_SYSTEMTAP' in config_host
2252       foreach stp: [
2253         {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false},
2254         {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true},
2255         {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
2256         {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
2257       ]
2258         custom_target(exe['name'] + stp['ext'],
2259                       input: trace_events_all,
2260                       output: exe['name'] + stp['ext'],
2261                       install: stp['install'],
2262                       install_dir: get_option('datadir') / 'systemtap/tapset',
2263                       command: [
2264                         tracetool, '--group=all', '--format=' + stp['fmt'],
2265                         '--binary=' + stp['bin'],
2266                         '--target-name=' + target_name,
2267                         '--target-type=' + target_type,
2268                         '--probe-prefix=qemu.' + target_type + '.' + target_name,
2269                         '@INPUT@', '@OUTPUT@'
2270                       ],
2271                       depend_files: tracetool_depends)
2272       endforeach
2273     endif
2274   endforeach
2275 endforeach
2276
2277 # Other build targets
2278
2279 if 'CONFIG_PLUGIN' in config_host
2280   install_headers('include/qemu/qemu-plugin.h')
2281 endif
2282
2283 if 'CONFIG_GUEST_AGENT' in config_host
2284   subdir('qga')
2285 elif get_option('guest_agent_msi').enabled()
2286   error('Guest agent MSI requested, but the guest agent is not being built')
2287 endif
2288
2289 # Don't build qemu-keymap if xkbcommon is not explicitly enabled
2290 # when we don't build tools or system
2291 if xkbcommon.found()
2292   # used for the update-keymaps target, so include rules even if !have_tools
2293   qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh,
2294                            dependencies: [qemuutil, xkbcommon], install: have_tools)
2295 endif
2296
2297 if have_tools
2298   qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
2299              dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)
2300   qemu_io = executable('qemu-io', files('qemu-io.c'),
2301              dependencies: [block, qemuutil], install: true)
2302   qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'),
2303                dependencies: [blockdev, qemuutil, gnutls], install: true)
2304
2305   subdir('storage-daemon')
2306   subdir('contrib/rdmacm-mux')
2307   subdir('contrib/elf2dmp')
2308
2309   executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'),
2310              dependencies: qemuutil,
2311              install: true)
2312
2313   if 'CONFIG_VHOST_USER' in config_host
2314     subdir('contrib/vhost-user-blk')
2315     subdir('contrib/vhost-user-gpu')
2316     subdir('contrib/vhost-user-input')
2317     subdir('contrib/vhost-user-scsi')
2318   endif
2319
2320   if targetos == 'linux'
2321     executable('qemu-bridge-helper', files('qemu-bridge-helper.c'),
2322                dependencies: [qemuutil, libcap_ng],
2323                install: true,
2324                install_dir: get_option('libexecdir'))
2325
2326     executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'),
2327                dependencies: [authz, crypto, io, qom, qemuutil,
2328                               libcap_ng, mpathpersist],
2329                install: true)
2330   endif
2331
2332   if 'CONFIG_IVSHMEM' in config_host
2333     subdir('contrib/ivshmem-client')
2334     subdir('contrib/ivshmem-server')
2335   endif
2336 endif
2337
2338 subdir('scripts')
2339 subdir('tools')
2340 subdir('pc-bios')
2341 subdir('docs')
2342 subdir('tests')
2343 if gtk.found()
2344   subdir('po')
2345 endif
2346
2347 if host_machine.system() == 'windows'
2348   nsis_cmd = [
2349     find_program('scripts/nsis.py'),
2350     '@OUTPUT@',
2351     get_option('prefix'),
2352     meson.current_source_dir(),
2353     host_machine.cpu(),
2354     '--',
2355     '-DDISPLAYVERSION=' + meson.project_version(),
2356   ]
2357   if build_docs
2358     nsis_cmd += '-DCONFIG_DOCUMENTATION=y'
2359   endif
2360   if gtk.found()
2361     nsis_cmd += '-DCONFIG_GTK=y'
2362   endif
2363
2364   nsis = custom_target('nsis',
2365                        output: 'qemu-setup-' + meson.project_version() + '.exe',
2366                        input: files('qemu.nsi'),
2367                        build_always_stale: true,
2368                        command: nsis_cmd + ['@INPUT@'])
2369   alias_target('installer', nsis)
2370 endif
2371
2372 #########################
2373 # Configuration summary #
2374 #########################
2375
2376 # Directories
2377 summary_info = {}
2378 summary_info += {'Install prefix':    get_option('prefix')}
2379 summary_info += {'BIOS directory':    qemu_datadir}
2380 summary_info += {'firmware path':     get_option('qemu_firmwarepath')}
2381 summary_info += {'binary directory':  get_option('bindir')}
2382 summary_info += {'library directory': get_option('libdir')}
2383 summary_info += {'module directory':  qemu_moddir}
2384 summary_info += {'libexec directory': get_option('libexecdir')}
2385 summary_info += {'include directory': get_option('includedir')}
2386 summary_info += {'config directory':  get_option('sysconfdir')}
2387 if targetos != 'windows'
2388   summary_info += {'local state directory': get_option('localstatedir')}
2389   summary_info += {'Manual directory':      get_option('mandir')}
2390 else
2391   summary_info += {'local state directory': 'queried at runtime'}
2392 endif
2393 summary_info += {'Doc directory':     get_option('docdir')}
2394 summary_info += {'Build directory':   meson.current_build_dir()}
2395 summary_info += {'Source path':       meson.current_source_dir()}
2396 summary_info += {'GIT submodules':    config_host['GIT_SUBMODULES']}
2397 summary(summary_info, bool_yn: true, section: 'Directories')
2398
2399 # Host binaries
2400 summary_info = {}
2401 summary_info += {'git':               config_host['GIT']}
2402 summary_info += {'make':              config_host['MAKE']}
2403 summary_info += {'python':            '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
2404 summary_info += {'sphinx-build':      sphinx_build.found()}
2405 if config_host.has_key('HAVE_GDB_BIN')
2406   summary_info += {'gdb':             config_host['HAVE_GDB_BIN']}
2407 endif
2408 summary_info += {'genisoimage':       config_host['GENISOIMAGE']}
2409 if targetos == 'windows' and config_host.has_key('CONFIG_GUEST_AGENT')
2410   summary_info += {'wixl':            wixl.found() ? wixl.full_path() : false}
2411 endif
2412 if slirp_opt != 'disabled'
2413   summary_info += {'smbd':            config_host['CONFIG_SMBD_COMMAND']}
2414 endif
2415 summary(summary_info, bool_yn: true, section: 'Host binaries')
2416
2417 # Configurable features
2418 summary_info = {}
2419 summary_info += {'Documentation':     build_docs}
2420 summary_info += {'system-mode emulation': have_system}
2421 summary_info += {'user-mode emulation': have_user}
2422 summary_info += {'block layer':       have_block}
2423 summary_info += {'Install blobs':     get_option('install_blobs')}
2424 summary_info += {'module support':    config_host.has_key('CONFIG_MODULES')}
2425 if config_host.has_key('CONFIG_MODULES')
2426   summary_info += {'alternative module path': config_host.has_key('CONFIG_MODULE_UPGRADES')}
2427 endif
2428 summary_info += {'plugin support':    config_host.has_key('CONFIG_PLUGIN')}
2429 summary_info += {'fuzzing support':   config_host.has_key('CONFIG_FUZZ')}
2430 if have_system
2431   summary_info += {'Audio drivers':     config_host['CONFIG_AUDIO_DRIVERS']}
2432 endif
2433 summary_info += {'Trace backends':    config_host['TRACE_BACKENDS']}
2434 if config_host['TRACE_BACKENDS'].split().contains('simple')
2435   summary_info += {'Trace output file': config_host['CONFIG_TRACE_FILE'] + '-<pid>'}
2436 endif
2437 summary_info += {'QOM debugging':     config_host.has_key('CONFIG_QOM_CAST_DEBUG')}
2438 summary_info += {'vhost-kernel support': config_host.has_key('CONFIG_VHOST_KERNEL')}
2439 summary_info += {'vhost-net support': config_host.has_key('CONFIG_VHOST_NET')}
2440 summary_info += {'vhost-crypto support': config_host.has_key('CONFIG_VHOST_CRYPTO')}
2441 summary_info += {'vhost-scsi support': config_host.has_key('CONFIG_VHOST_SCSI')}
2442 summary_info += {'vhost-vsock support': config_host.has_key('CONFIG_VHOST_VSOCK')}
2443 summary_info += {'vhost-user support': config_host.has_key('CONFIG_VHOST_USER')}
2444 summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server}
2445 summary_info += {'vhost-user-fs support': config_host.has_key('CONFIG_VHOST_USER_FS')}
2446 summary_info += {'vhost-vdpa support': config_host.has_key('CONFIG_VHOST_VDPA')}
2447 summary_info += {'build guest agent': config_host.has_key('CONFIG_GUEST_AGENT')}
2448 summary(summary_info, bool_yn: true, section: 'Configurable features')
2449
2450 # Compilation information
2451 summary_info = {}
2452 summary_info += {'host CPU':          cpu}
2453 summary_info += {'host endianness':   build_machine.endian()}
2454 summary_info += {'C compiler':        meson.get_compiler('c').cmd_array()[0]}
2455 summary_info += {'Host C compiler':   meson.get_compiler('c', native: true).cmd_array()[0]}
2456 if link_language == 'cpp'
2457   summary_info += {'C++ compiler':      meson.get_compiler('cpp').cmd_array()[0]}
2458 else
2459   summary_info += {'C++ compiler':      false}
2460 endif
2461 if targetos == 'darwin'
2462   summary_info += {'Objective-C compiler': meson.get_compiler('objc').cmd_array()[0]}
2463 endif
2464 if targetos == 'windows'
2465   if 'WIN_SDK' in config_host
2466     summary_info += {'Windows SDK':   config_host['WIN_SDK']}
2467   endif
2468 endif
2469 summary_info += {'ARFLAGS':           config_host['ARFLAGS']}
2470 summary_info += {'CFLAGS':            ' '.join(get_option('c_args')
2471                                                + ['-O' + get_option('optimization')]
2472                                                + (get_option('debug') ? ['-g'] : []))}
2473 if link_language == 'cpp'
2474   summary_info += {'CXXFLAGS':        ' '.join(get_option('cpp_args')
2475                                                + ['-O' + get_option('optimization')]
2476                                                + (get_option('debug') ? ['-g'] : []))}
2477 endif
2478 link_args = get_option(link_language + '_link_args')
2479 if link_args.length() > 0
2480   summary_info += {'LDFLAGS':         ' '.join(link_args)}
2481 endif
2482 summary_info += {'QEMU_CFLAGS':       config_host['QEMU_CFLAGS']}
2483 summary_info += {'QEMU_LDFLAGS':      config_host['QEMU_LDFLAGS']}
2484 summary_info += {'profiler':          config_host.has_key('CONFIG_PROFILER')}
2485 summary_info += {'link-time optimization (LTO)': get_option('b_lto')}
2486 summary_info += {'PIE':               get_option('b_pie')}
2487 summary_info += {'static build':      config_host.has_key('CONFIG_STATIC')}
2488 summary_info += {'malloc trim support': has_malloc_trim}
2489 summary_info += {'membarrier':        config_host.has_key('CONFIG_MEMBARRIER')}
2490 summary_info += {'preadv support':    config_host_data.get('CONFIG_PREADV')}
2491 summary_info += {'fdatasync':         config_host.has_key('CONFIG_FDATASYNC')}
2492 summary_info += {'madvise':           config_host.has_key('CONFIG_MADVISE')}
2493 summary_info += {'posix_madvise':     config_host.has_key('CONFIG_POSIX_MADVISE')}
2494 summary_info += {'posix_memalign':    config_host.has_key('CONFIG_POSIX_MEMALIGN')}
2495 summary_info += {'debug stack usage': config_host.has_key('CONFIG_DEBUG_STACK_USAGE')}
2496 summary_info += {'mutex debugging':   config_host.has_key('CONFIG_DEBUG_MUTEX')}
2497 summary_info += {'memory allocator':  get_option('malloc')}
2498 summary_info += {'avx2 optimization': config_host.has_key('CONFIG_AVX2_OPT')}
2499 summary_info += {'avx512f optimization': config_host.has_key('CONFIG_AVX512F_OPT')}
2500 summary_info += {'gprof enabled':     config_host.has_key('CONFIG_GPROF')}
2501 summary_info += {'gcov':              get_option('b_coverage')}
2502 summary_info += {'thread sanitizer':  config_host.has_key('CONFIG_TSAN')}
2503 summary_info += {'CFI support':       get_option('cfi')}
2504 if get_option('cfi')
2505   summary_info += {'CFI debug support': get_option('cfi_debug')}
2506 endif
2507 summary_info += {'strip binaries':    get_option('strip')}
2508 summary_info += {'sparse':            sparse.found() ? sparse.full_path() : false}
2509 summary_info += {'mingw32 support':   targetos == 'windows'}
2510 summary(summary_info, bool_yn: true, section: 'Compilation')
2511
2512 # Targets and accelerators
2513 summary_info = {}
2514 if have_system
2515   summary_info += {'KVM support':       config_all.has_key('CONFIG_KVM')}
2516   summary_info += {'HAX support':       config_all.has_key('CONFIG_HAX')}
2517   summary_info += {'HVF support':       config_all.has_key('CONFIG_HVF')}
2518   summary_info += {'WHPX support':      config_all.has_key('CONFIG_WHPX')}
2519   summary_info += {'Xen support':       config_host.has_key('CONFIG_XEN_BACKEND')}
2520   if config_host.has_key('CONFIG_XEN_BACKEND')
2521     summary_info += {'xen ctrl version':  config_host['CONFIG_XEN_CTRL_INTERFACE_VERSION']}
2522   endif
2523 endif
2524 summary_info += {'TCG support':       config_all.has_key('CONFIG_TCG')}
2525 if config_all.has_key('CONFIG_TCG')
2526   if get_option('tcg_interpreter')
2527     summary_info += {'TCG backend':   'TCI (TCG with bytecode interpreter, experimental and slow)'}
2528   else
2529     summary_info += {'TCG backend':   'native (@0@)'.format(cpu)}
2530   endif
2531   summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')}
2532 endif
2533 summary_info += {'target list':       ' '.join(target_dirs)}
2534 if have_system
2535   summary_info += {'default devices':   get_option('default_devices')}
2536 endif
2537 summary(summary_info, bool_yn: true, section: 'Targets and accelerators')
2538
2539 # Block layer
2540 summary_info = {}
2541 summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']}
2542 summary_info += {'coroutine pool':    config_host['CONFIG_COROUTINE_POOL'] == '1'}
2543 if have_block
2544   summary_info += {'Block whitelist (rw)': config_host['CONFIG_BDRV_RW_WHITELIST']}
2545   summary_info += {'Block whitelist (ro)': config_host['CONFIG_BDRV_RO_WHITELIST']}
2546   summary_info += {'VirtFS support':    have_virtfs}
2547   summary_info += {'build virtiofs daemon': have_virtiofsd}
2548   summary_info += {'Live block migration': config_host.has_key('CONFIG_LIVE_BLOCK_MIGRATION')}
2549   summary_info += {'replication support': config_host.has_key('CONFIG_REPLICATION')}
2550   summary_info += {'bochs support':     config_host.has_key('CONFIG_BOCHS')}
2551   summary_info += {'cloop support':     config_host.has_key('CONFIG_CLOOP')}
2552   summary_info += {'dmg support':       config_host.has_key('CONFIG_DMG')}
2553   summary_info += {'qcow v1 support':   config_host.has_key('CONFIG_QCOW1')}
2554   summary_info += {'vdi support':       config_host.has_key('CONFIG_VDI')}
2555   summary_info += {'vvfat support':     config_host.has_key('CONFIG_VVFAT')}
2556   summary_info += {'qed support':       config_host.has_key('CONFIG_QED')}
2557   summary_info += {'parallels support': config_host.has_key('CONFIG_PARALLELS')}
2558   summary_info += {'sheepdog support':  config_host.has_key('CONFIG_SHEEPDOG')}
2559   summary_info += {'FUSE exports':      fuse.found()}
2560 endif
2561 summary(summary_info, bool_yn: true, section: 'Block layer support')
2562
2563 # Crypto
2564 summary_info = {}
2565 summary_info += {'TLS priority':      config_host['CONFIG_TLS_PRIORITY']}
2566 summary_info += {'GNUTLS support':    config_host.has_key('CONFIG_GNUTLS')}
2567 # TODO: add back version
2568 summary_info += {'libgcrypt':         config_host.has_key('CONFIG_GCRYPT')}
2569 if config_host.has_key('CONFIG_GCRYPT')
2570    summary_info += {'  hmac':            config_host.has_key('CONFIG_GCRYPT_HMAC')}
2571    summary_info += {'  XTS':             not config_host.has_key('CONFIG_QEMU_PRIVATE_XTS')}
2572 endif
2573 # TODO: add back version
2574 summary_info += {'nettle':            config_host.has_key('CONFIG_NETTLE')}
2575 if config_host.has_key('CONFIG_NETTLE')
2576    summary_info += {'  XTS':             not config_host.has_key('CONFIG_QEMU_PRIVATE_XTS')}
2577 endif
2578 summary_info += {'crypto afalg':      config_host.has_key('CONFIG_AF_ALG')}
2579 summary_info += {'rng-none':          config_host.has_key('CONFIG_RNG_NONE')}
2580 summary_info += {'Linux keyring':     config_host.has_key('CONFIG_SECRET_KEYRING')}
2581 summary(summary_info, bool_yn: true, section: 'Crypto')
2582
2583 # Libraries
2584 summary_info = {}
2585 if targetos == 'darwin'
2586   summary_info += {'Cocoa support':   cocoa.found()}
2587 endif
2588 # TODO: add back version
2589 summary_info += {'SDL support':       sdl.found()}
2590 summary_info += {'SDL image support': sdl_image.found()}
2591 # TODO: add back version
2592 summary_info += {'GTK support':       gtk.found()}
2593 summary_info += {'pixman':            pixman.found()}
2594 # TODO: add back version
2595 summary_info += {'VTE support':       config_host.has_key('CONFIG_VTE')}
2596 # TODO: add back version
2597 summary_info += {'slirp support':     slirp_opt == 'disabled' ? false : slirp_opt}
2598 summary_info += {'libtasn1':          config_host.has_key('CONFIG_TASN1')}
2599 summary_info += {'PAM':               config_host.has_key('CONFIG_AUTH_PAM')}
2600 summary_info += {'iconv support':     iconv.found()}
2601 summary_info += {'curses support':    curses.found()}
2602 # TODO: add back version
2603 summary_info += {'virgl support':     config_host.has_key('CONFIG_VIRGL')}
2604 summary_info += {'curl support':      curl.found()}
2605 summary_info += {'Multipath support': mpathpersist.found()}
2606 summary_info += {'VNC support':       vnc.found()}
2607 if vnc.found()
2608   summary_info += {'VNC SASL support':  sasl.found()}
2609   summary_info += {'VNC JPEG support':  jpeg.found()}
2610   summary_info += {'VNC PNG support':   png.found()}
2611 endif
2612 summary_info += {'brlapi support':    brlapi.found()}
2613 summary_info += {'vde support':       config_host.has_key('CONFIG_VDE')}
2614 summary_info += {'netmap support':    config_host.has_key('CONFIG_NETMAP')}
2615 summary_info += {'Linux AIO support': config_host.has_key('CONFIG_LINUX_AIO')}
2616 summary_info += {'Linux io_uring support': config_host.has_key('CONFIG_LINUX_IO_URING')}
2617 summary_info += {'ATTR/XATTR support': libattr.found()}
2618 summary_info += {'RDMA support':      config_host.has_key('CONFIG_RDMA')}
2619 summary_info += {'PVRDMA support':    config_host.has_key('CONFIG_PVRDMA')}
2620 summary_info += {'fdt support':       fdt_opt == 'disabled' ? false : fdt_opt}
2621 summary_info += {'libcap-ng support': libcap_ng.found()}
2622 # TODO: add back protocol and server version
2623 summary_info += {'spice support':     config_host.has_key('CONFIG_SPICE')}
2624 summary_info += {'rbd support':       rbd.found()}
2625 summary_info += {'xfsctl support':    config_host.has_key('CONFIG_XFS')}
2626 summary_info += {'smartcard support': config_host.has_key('CONFIG_SMARTCARD')}
2627 summary_info += {'U2F support':       u2f.found()}
2628 summary_info += {'libusb':            config_host.has_key('CONFIG_USB_LIBUSB')}
2629 summary_info += {'usb net redir':     config_host.has_key('CONFIG_USB_REDIR')}
2630 summary_info += {'OpenGL support':    config_host.has_key('CONFIG_OPENGL')}
2631 summary_info += {'OpenGL dmabufs':    config_host.has_key('CONFIG_OPENGL_DMABUF')}
2632 summary_info += {'libiscsi support':  libiscsi.found()}
2633 summary_info += {'libnfs support':    libnfs.found()}
2634 if targetos == 'windows'
2635   if config_host.has_key('CONFIG_GUEST_AGENT')
2636     summary_info += {'QGA VSS support':   config_host.has_key('CONFIG_QGA_VSS')}
2637     summary_info += {'QGA w32 disk info': config_host.has_key('CONFIG_QGA_NTDDSCSI')}
2638   endif
2639 endif
2640 summary_info += {'seccomp support':   seccomp.found()}
2641 summary_info += {'GlusterFS support': glusterfs.found()}
2642 summary_info += {'TPM support':       config_host.has_key('CONFIG_TPM')}
2643 summary_info += {'libssh support':    config_host.has_key('CONFIG_LIBSSH')}
2644 summary_info += {'lzo support':       lzo.found()}
2645 summary_info += {'snappy support':    snappy.found()}
2646 summary_info += {'bzip2 support':     libbzip2.found()}
2647 summary_info += {'lzfse support':     liblzfse.found()}
2648 summary_info += {'zstd support':      zstd.found()}
2649 summary_info += {'NUMA host support': config_host.has_key('CONFIG_NUMA')}
2650 summary_info += {'libxml2':           config_host.has_key('CONFIG_LIBXML2')}
2651 summary_info += {'capstone':          capstone_opt == 'disabled' ? false : capstone_opt}
2652 summary_info += {'libpmem support':   config_host.has_key('CONFIG_LIBPMEM')}
2653 summary_info += {'libdaxctl support': config_host.has_key('CONFIG_LIBDAXCTL')}
2654 summary_info += {'libudev':           libudev.found()}
2655 summary_info += {'FUSE lseek':        fuse_lseek.found()}
2656 summary_info += {'Multiprocess QEMU': config_host.has_key('CONFIG_MULTIPROCESS_ALLOWED')}
2657 summary(summary_info, bool_yn: true, section: 'Dependencies')
2658
2659 if not supported_cpus.contains(cpu)
2660   message()
2661   warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!')
2662   message()
2663   message('CPU host architecture ' + cpu + ' support is not currently maintained.')
2664   message('The QEMU project intends to remove support for this host CPU in')
2665   message('a future release if nobody volunteers to maintain it and to')
2666   message('provide a build host for our continuous integration setup.')
2667   message('configure has succeeded and you can continue to build, but')
2668   message('if you care about QEMU on this platform you should contact')
2669   message('us upstream at qemu-devel@nongnu.org.')
2670 endif
2671
2672 if not supported_oses.contains(targetos)
2673   message()
2674   warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!')
2675   message()
2676   message('Host OS ' + targetos + 'support is not currently maintained.')
2677   message('The QEMU project intends to remove support for this host OS in')
2678   message('a future release if nobody volunteers to maintain it and to')
2679   message('provide a build host for our continuous integration setup.')
2680   message('configure has succeeded and you can continue to build, but')
2681   message('if you care about QEMU on this platform you should contact')
2682   message('us upstream at qemu-devel@nongnu.org.')
2683 endif