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_NVMM': ['i386-softmmu', 'x86_64-softmmu'],
  91     'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'],
  92   }
  93 endif
  94
  95 edk2_targets = [ 'arm-softmmu', 'aarch64-softmmu', 'i386-softmmu', 'x86_64-softmmu' ]
  96 install_edk2_blobs = false
  97 if get_option('install_blobs')
  98   foreach target : target_dirs
  99     install_edk2_blobs = install_edk2_blobs or target in edk2_targets
 100   endforeach
 101 endif
 102
 103 bzip2 = find_program('bzip2', required: install_edk2_blobs)
 104
 105 ##################
 106 # Compiler flags #
 107 ##################
 108
 109 # Specify linker-script with add_project_link_arguments so that it is not placed
 110 # within a linker --start-group/--end-group pair
 111 if 'CONFIG_FUZZ' in config_host
 112    add_project_link_arguments(['-Wl,-T,',
 113                                (meson.current_source_dir() / 'tests/qtest/fuzz/fork_fuzz.ld')],
 114                               native: false, language: ['c', 'cpp', 'objc'])
 115 endif
 116
 117 add_global_arguments(config_host['QEMU_CFLAGS'].split(),
 118                      native: false, language: ['c', 'objc'])
 119 add_global_arguments(config_host['QEMU_CXXFLAGS'].split(),
 120                      native: false, language: 'cpp')
 121 add_global_link_arguments(config_host['QEMU_LDFLAGS'].split(),
 122                           native: false, language: ['c', 'cpp', 'objc'])
 123
 124 if targetos == 'linux'
 125   add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers',
 126                         '-isystem', 'linux-headers',
 127                         language: ['c', 'cpp'])
 128 endif
 129
 130 add_project_arguments('-iquote', '.',
 131                       '-iquote', meson.current_source_dir(),
 132                       '-iquote', meson.current_source_dir() / 'include',
 133                       '-iquote', meson.current_source_dir() / 'disas/libvixl',
 134                       language: ['c', 'cpp', 'objc'])
 135
 136 link_language = meson.get_external_property('link_language', 'cpp')
 137 if link_language == 'cpp'
 138   add_languages('cpp', required: true, native: false)
 139 endif
 140 if host_machine.system() == 'darwin'
 141   add_languages('objc', required: false, native: false)
 142 endif
 143
 144 sparse = find_program('cgcc', required: get_option('sparse'))
 145 if sparse.found()
 146   run_target('sparse',
 147              command: [find_program('scripts/check_sparse.py'),
 148                        'compile_commands.json', sparse.full_path(), '-Wbitwise',
 149                        '-Wno-transparent-union', '-Wno-old-initializer',
 150                        '-Wno-non-pointer-null'])
 151 endif
 152
 153 ###########################################
 154 # Target-specific checks and dependencies #
 155 ###########################################
 156
 157 if targetos != 'linux' and get_option('mpath').enabled()
 158   error('Multipath is supported only on Linux')
 159 endif
 160
 161 if targetos != 'linux' and get_option('multiprocess').enabled()
 162   error('Multiprocess QEMU is supported only on Linux')
 163 endif
 164 multiprocess_allowed = targetos == 'linux' and not get_option('multiprocess').disabled()
 165
 166 m = cc.find_library('m', required: false)
 167 util = cc.find_library('util', required: false)
 168 winmm = []
 169 socket = []
 170 version_res = []
 171 coref = []
 172 iokit = []
 173 emulator_link_args = []
 174 nvmm =not_found
 175 hvf = not_found
 176 if targetos == 'windows'
 177   socket = cc.find_library('ws2_32')
 178   winmm = cc.find_library('winmm')
 179
 180   win = import('windows')
 181   version_res = win.compile_resources('version.rc',
 182                                       depend_files: files('pc-bios/qemu-nsis.ico'),
 183                                       include_directories: include_directories('.'))
 184 elif targetos == 'darwin'
 185   coref = dependency('appleframeworks', modules: 'CoreFoundation')
 186   iokit = dependency('appleframeworks', modules: 'IOKit')
 187 elif targetos == 'sunos'
 188   socket = [cc.find_library('socket'),
 189             cc.find_library('nsl'),
 190             cc.find_library('resolv')]
 191 elif targetos == 'haiku'
 192   socket = [cc.find_library('posix_error_mapper'),
 193             cc.find_library('network'),
 194             cc.find_library('bsd')]
 195 elif targetos == 'openbsd'
 196   if not get_option('tcg').disabled() and target_dirs.length() > 0
 197     # Disable OpenBSD W^X if available
 198     emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded')
 199   endif
 200 endif
 201
 202 accelerators = []
 203 if not get_option('kvm').disabled() and targetos == 'linux'
 204   accelerators += 'CONFIG_KVM'
 205 endif
 206 if not get_option('xen').disabled() and 'CONFIG_XEN_BACKEND' in config_host
 207   accelerators += 'CONFIG_XEN'
 208   have_xen_pci_passthrough = not get_option('xen_pci_passthrough').disabled() and targetos == 'linux'
 209 else
 210   have_xen_pci_passthrough = false
 211 endif
 212 if not get_option('whpx').disabled() and targetos == 'windows'
 213   if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64'
 214     error('WHPX requires 64-bit host')
 215   elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \
 216        cc.has_header('WinHvEmulation.h', required: get_option('whpx'))
 217     accelerators += 'CONFIG_WHPX'
 218   endif
 219 endif
 220 if not get_option('hvf').disabled()
 221   hvf = dependency('appleframeworks', modules: 'Hypervisor',
 222                    required: get_option('hvf'))
 223   if hvf.found()
 224     accelerators += 'CONFIG_HVF'
 225   endif
 226 endif
 227 if not get_option('hax').disabled()
 228   if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd']
 229     accelerators += 'CONFIG_HAX'
 230   endif
 231 endif
 232 if targetos == 'netbsd'
 233   if cc.has_header_symbol('nvmm.h', 'nvmm_cpu_stop', required: get_option('nvmm'))
 234     nvmm = cc.find_library('nvmm', required: get_option('nvmm'))
 235   endif
 236   if nvmm.found()
 237     accelerators += 'CONFIG_NVMM'
 238   endif
 239 endif
 240
 241 tcg_arch = config_host['ARCH']
 242 if not get_option('tcg').disabled()
 243   if cpu not in supported_cpus
 244     if get_option('tcg_interpreter')
 245       warning('Unsupported CPU @0@, will use TCG with TCI (experimental and slow)'.format(cpu))
 246     else
 247       error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu))
 248     endif
 249   elif get_option('tcg_interpreter')
 250     warning('Use of the TCG interpretor is not recommended on this host')
 251     warning('architecture. There is a native TCG execution backend available')
 252     warning('which provides substantially better performance and reliability.')
 253     warning('It is strongly recommended to remove the --enable-tcg-interpreter')
 254     warning('configuration option on this architecture to use the native')
 255     warning('backend.')
 256   endif
 257   if get_option('tcg_interpreter')
 258     tcg_arch = 'tci'
 259   elif config_host['ARCH'] == 'sparc64'
 260     tcg_arch = 'sparc'
 261   elif config_host['ARCH'] == 's390x'
 262     tcg_arch = 's390'
 263   elif config_host['ARCH'] in ['x86_64', 'x32']
 264     tcg_arch = 'i386'
 265   elif config_host['ARCH'] == 'ppc64'
 266     tcg_arch = 'ppc'
 267   elif config_host['ARCH'] in ['riscv32', 'riscv64']
 268     tcg_arch = 'riscv'
 269   endif
 270   add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch,
 271                         language: ['c', 'cpp', 'objc'])
 272
 273   accelerators += 'CONFIG_TCG'
 274   config_host += { 'CONFIG_TCG': 'y' }
 275 endif
 276
 277 if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled()
 278   error('KVM not available on this platform')
 279 endif
 280 if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled()
 281   error('HVF not available on this platform')
 282 endif
 283 if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled()
 284   error('NVMM not available on this platform')
 285 endif
 286 if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled()
 287   error('WHPX not available on this platform')
 288 endif
 289 if not have_xen_pci_passthrough and get_option('xen_pci_passthrough').enabled()
 290   if 'CONFIG_XEN' in accelerators
 291     error('Xen PCI passthrough not available on this platform')
 292   else
 293     error('Xen PCI passthrough requested but Xen not enabled')
 294   endif
 295 endif
 296
 297 ################
 298 # Dependencies #
 299 ################
 300
 301 # The path to glib.h is added to all compilation commands.  This was
 302 # grandfathered in from the QEMU Makefiles.
 303 add_project_arguments(config_host['GLIB_CFLAGS'].split(),
 304                       native: false, language: ['c', 'cpp', 'objc'])
 305 glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(),
 306                           link_args: config_host['GLIB_LIBS'].split())
 307 # override glib dep with the configure results (for subprojects)
 308 meson.override_dependency('glib-2.0', glib)
 309
 310 gio = not_found
 311 if 'CONFIG_GIO' in config_host
 312   gio = declare_dependency(compile_args: config_host['GIO_CFLAGS'].split(),
 313                            link_args: config_host['GIO_LIBS'].split())
 314 endif
 315 lttng = not_found
 316 if 'CONFIG_TRACE_UST' in config_host
 317   lttng = declare_dependency(link_args: config_host['LTTNG_UST_LIBS'].split())
 318 endif
 319 urcubp = not_found
 320 if 'CONFIG_TRACE_UST' in config_host
 321   urcubp = declare_dependency(link_args: config_host['URCU_BP_LIBS'].split())
 322 endif
 323 gcrypt = not_found
 324 if 'CONFIG_GCRYPT' in config_host
 325   gcrypt = declare_dependency(compile_args: config_host['GCRYPT_CFLAGS'].split(),
 326                               link_args: config_host['GCRYPT_LIBS'].split())
 327 endif
 328 nettle = not_found
 329 if 'CONFIG_NETTLE' in config_host
 330   nettle = declare_dependency(compile_args: config_host['NETTLE_CFLAGS'].split(),
 331                               link_args: config_host['NETTLE_LIBS'].split())
 332 endif
 333 gnutls = not_found
 334 if 'CONFIG_GNUTLS' in config_host
 335   gnutls = declare_dependency(compile_args: config_host['GNUTLS_CFLAGS'].split(),
 336                               link_args: config_host['GNUTLS_LIBS'].split())
 337 endif
 338 pixman = not_found
 339 if have_system or have_tools
 340   pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8',
 341                       method: 'pkg-config', kwargs: static_kwargs)
 342 endif
 343 pam = not_found
 344 if 'CONFIG_AUTH_PAM' in config_host
 345   pam = cc.find_library('pam')
 346 endif
 347 libaio = cc.find_library('aio', required: false)
 348 zlib = dependency('zlib', required: true, kwargs: static_kwargs)
 349 linux_io_uring = not_found
 350 if 'CONFIG_LINUX_IO_URING' in config_host
 351   linux_io_uring = declare_dependency(compile_args: config_host['LINUX_IO_URING_CFLAGS'].split(),
 352                                       link_args: config_host['LINUX_IO_URING_LIBS'].split())
 353 endif
 354 libxml2 = not_found
 355 if 'CONFIG_LIBXML2' in config_host
 356   libxml2 = declare_dependency(compile_args: config_host['LIBXML2_CFLAGS'].split(),
 357                                link_args: config_host['LIBXML2_LIBS'].split())
 358 endif
 359 libnfs = not_found
 360 if not get_option('libnfs').auto() or have_block
 361   libnfs = dependency('libnfs', version: '>=1.9.3',
 362                       required: get_option('libnfs'),
 363                       method: 'pkg-config', kwargs: static_kwargs)
 364 endif
 365
 366 libattr_test = '''
 367   #include <stddef.h>
 368   #include <sys/types.h>
 369   #ifdef CONFIG_LIBATTR
 370   #include <attr/xattr.h>
 371   #else
 372   #include <sys/xattr.h>
 373   #endif
 374   int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }'''
 375
 376 libattr = not_found
 377 have_old_libattr = false
 378 if not get_option('attr').disabled()
 379   if cc.links(libattr_test)
 380     libattr = declare_dependency()
 381   else
 382     libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'],
 383                               required: get_option('attr'),
 384                               kwargs: static_kwargs)
 385     if libattr.found() and not \
 386       cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR')
 387       libattr = not_found
 388       if get_option('attr').enabled()
 389         error('could not link libattr')
 390       else
 391         warning('could not link libattr, disabling')
 392       endif
 393     else
 394       have_old_libattr = libattr.found()
 395     endif
 396   endif
 397 endif
 398
 399 cocoa = dependency('appleframeworks', modules: 'Cocoa', required: get_option('cocoa'))
 400 if cocoa.found() and get_option('sdl').enabled()
 401   error('Cocoa and SDL cannot be enabled at the same time')
 402 endif
 403 if cocoa.found() and get_option('gtk').enabled()
 404   error('Cocoa and GTK+ cannot be enabled at the same time')
 405 endif
 406
 407 seccomp = not_found
 408 if not get_option('seccomp').auto() or have_system or have_tools
 409   seccomp = dependency('libseccomp', version: '>=2.3.0',
 410                        required: get_option('seccomp'),
 411                        method: 'pkg-config', kwargs: static_kwargs)
 412 endif
 413
 414 libcap_ng = not_found
 415 if not get_option('cap_ng').auto() or have_system or have_tools
 416   libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'],
 417                               required: get_option('cap_ng'),
 418                               kwargs: static_kwargs)
 419 endif
 420 if libcap_ng.found() and not cc.links('''
 421    #include <cap-ng.h>
 422    int main(void)
 423    {
 424      capng_capability_to_name(CAPNG_EFFECTIVE);
 425      return 0;
 426    }''', dependencies: libcap_ng)
 427   libcap_ng = not_found
 428   if get_option('cap_ng').enabled()
 429     error('could not link libcap-ng')
 430   else
 431     warning('could not link libcap-ng, disabling')
 432   endif
 433 endif
 434
 435 if get_option('xkbcommon').auto() and not have_system and not have_tools
 436   xkbcommon = not_found
 437 else
 438   xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'),
 439                          method: 'pkg-config', kwargs: static_kwargs)
 440 endif
 441 vde = not_found
 442 if config_host.has_key('CONFIG_VDE')
 443   vde = declare_dependency(link_args: config_host['VDE_LIBS'].split())
 444 endif
 445 pulse = not_found
 446 if 'CONFIG_LIBPULSE' in config_host
 447   pulse = declare_dependency(compile_args: config_host['PULSE_CFLAGS'].split(),
 448                              link_args: config_host['PULSE_LIBS'].split())
 449 endif
 450 alsa = not_found
 451 if 'CONFIG_ALSA' in config_host
 452   alsa = declare_dependency(compile_args: config_host['ALSA_CFLAGS'].split(),
 453                             link_args: config_host['ALSA_LIBS'].split())
 454 endif
 455 jack = not_found
 456 if 'CONFIG_LIBJACK' in config_host
 457   jack = declare_dependency(link_args: config_host['JACK_LIBS'].split())
 458 endif
 459 spice = not_found
 460 spice_headers = not_found
 461 spice_protocol = not_found
 462 if 'CONFIG_SPICE' in config_host
 463   spice = declare_dependency(compile_args: config_host['SPICE_CFLAGS'].split(),
 464                              link_args: config_host['SPICE_LIBS'].split())
 465   spice_headers = declare_dependency(compile_args: config_host['SPICE_CFLAGS'].split())
 466 endif
 467 if 'CONFIG_SPICE_PROTOCOL' in config_host
 468   spice_protocol = declare_dependency(compile_args: config_host['SPICE_PROTOCOL_CFLAGS'].split())
 469 endif
 470 rt = cc.find_library('rt', required: false)
 471 libdl = not_found
 472 if 'CONFIG_PLUGIN' in config_host
 473   libdl = cc.find_library('dl', required: true)
 474 endif
 475 libiscsi = not_found
 476 if not get_option('libiscsi').auto() or have_block
 477   libiscsi = dependency('libiscsi', version: '>=1.9.0',
 478                          required: get_option('libiscsi'),
 479                          method: 'pkg-config', kwargs: static_kwargs)
 480 endif
 481 zstd = not_found
 482 if not get_option('zstd').auto() or have_block
 483   zstd = dependency('libzstd', version: '>=1.4.0',
 484                     required: get_option('zstd'),
 485                     method: 'pkg-config', kwargs: static_kwargs)
 486 endif
 487 gbm = not_found
 488 if 'CONFIG_GBM' in config_host
 489   gbm = declare_dependency(compile_args: config_host['GBM_CFLAGS'].split(),
 490                            link_args: config_host['GBM_LIBS'].split())
 491 endif
 492 virgl = not_found
 493 if 'CONFIG_VIRGL' in config_host
 494   virgl = declare_dependency(compile_args: config_host['VIRGL_CFLAGS'].split(),
 495                              link_args: config_host['VIRGL_LIBS'].split())
 496 endif
 497 curl = not_found
 498 if not get_option('curl').auto() or have_block
 499   curl = dependency('libcurl', version: '>=7.29.0',
 500                     method: 'pkg-config',
 501                     required: get_option('curl'),
 502                     kwargs: static_kwargs)
 503 endif
 504 libudev = not_found
 505 if targetos == 'linux' and (have_system or have_tools)
 506   libudev = dependency('libudev',
 507                        method: 'pkg-config',
 508                        required: get_option('libudev'),
 509                        kwargs: static_kwargs)
 510 endif
 511
 512 mpathlibs = [libudev]
 513 mpathpersist = not_found
 514 mpathpersist_new_api = false
 515 if targetos == 'linux' and have_tools and not get_option('mpath').disabled()
 516   mpath_test_source_new = '''
 517     #include <libudev.h>
 518     #include <mpath_persist.h>
 519     unsigned mpath_mx_alloc_len = 1024;
 520     int logsink;
 521     static struct config *multipath_conf;
 522     extern struct udev *udev;
 523     extern struct config *get_multipath_config(void);
 524     extern void put_multipath_config(struct config *conf);
 525     struct udev *udev;
 526     struct config *get_multipath_config(void) { return multipath_conf; }
 527     void put_multipath_config(struct config *conf) { }
 528     int main(void) {
 529         udev = udev_new();
 530         multipath_conf = mpath_lib_init();
 531         return 0;
 532     }'''
 533   mpath_test_source_old = '''
 534       #include <libudev.h>
 535       #include <mpath_persist.h>
 536       unsigned mpath_mx_alloc_len = 1024;
 537       int logsink;
 538       int main(void) {
 539           struct udev *udev = udev_new();
 540           mpath_lib_init(udev);
 541           return 0;
 542       }'''
 543   libmpathpersist = cc.find_library('mpathpersist',
 544                                     required: get_option('mpath'),
 545                                     kwargs: static_kwargs)
 546   if libmpathpersist.found()
 547     mpathlibs += libmpathpersist
 548     if enable_static
 549       mpathlibs += cc.find_library('devmapper',
 550                                      required: get_option('mpath'),
 551                                      kwargs: static_kwargs)
 552     endif
 553     mpathlibs += cc.find_library('multipath',
 554                                  required: get_option('mpath'),
 555                                  kwargs: static_kwargs)
 556     foreach lib: mpathlibs
 557       if not lib.found()
 558         mpathlibs = []
 559         break
 560       endif
 561     endforeach
 562     if mpathlibs.length() == 0
 563       msg = 'Dependencies missing for libmpathpersist'
 564     elif cc.links(mpath_test_source_new, dependencies: mpathlibs)
 565       mpathpersist = declare_dependency(dependencies: mpathlibs)
 566       mpathpersist_new_api = true
 567     elif cc.links(mpath_test_source_old, dependencies: mpathlibs)
 568       mpathpersist = declare_dependency(dependencies: mpathlibs)
 569     else
 570       msg = 'Cannot detect libmpathpersist API'
 571     endif
 572     if not mpathpersist.found()
 573       if get_option('mpath').enabled()
 574         error(msg)
 575       else
 576         warning(msg + ', disabling')
 577       endif
 578     endif
 579   endif
 580 endif
 581
 582 iconv = not_found
 583 curses = not_found
 584 if have_system and not get_option('curses').disabled()
 585   curses_test = '''
 586     #include <locale.h>
 587     #include <curses.h>
 588     #include <wchar.h>
 589     int main(void) {
 590       wchar_t wch = L'w';
 591       setlocale(LC_ALL, "");
 592       resize_term(0, 0);
 593       addwstr(L"wide chars\n");
 594       addnwstr(&wch, 1);
 595       add_wch(WACS_DEGREE);
 596       return 0;
 597     }'''
 598
 599   curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw']
 600   foreach curses_dep : curses_dep_list
 601     if not curses.found()
 602       curses = dependency(curses_dep,
 603                           required: false,
 604                           method: 'pkg-config',
 605                           kwargs: static_kwargs)
 606     endif
 607   endforeach
 608   msg = get_option('curses').enabled() ? 'curses library not found' : ''
 609   curses_compile_args = ['-DNCURSES_WIDECHAR']
 610   if curses.found()
 611     if cc.links(curses_test, args: curses_compile_args, dependencies: [curses])
 612       curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses])
 613     else
 614       msg = 'curses package not usable'
 615       curses = not_found
 616     endif
 617   endif
 618   if not curses.found()
 619     has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
 620     if targetos != 'windows' and not has_curses_h
 621       message('Trying with /usr/include/ncursesw')
 622       curses_compile_args += ['-I/usr/include/ncursesw']
 623       has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
 624     endif
 625     if has_curses_h
 626       curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw'])
 627       foreach curses_libname : curses_libname_list
 628         libcurses = cc.find_library(curses_libname,
 629                                     required: false,
 630                                     kwargs: static_kwargs)
 631         if libcurses.found()
 632           if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses)
 633             curses = declare_dependency(compile_args: curses_compile_args,
 634                                         dependencies: [libcurses])
 635             break
 636           else
 637             msg = 'curses library not usable'
 638           endif
 639         endif
 640       endforeach
 641     endif
 642   endif
 643   if not get_option('iconv').disabled()
 644     foreach link_args : [ ['-liconv'], [] ]
 645       # Programs will be linked with glib and this will bring in libiconv on FreeBSD.
 646       # We need to use libiconv if available because mixing libiconv's headers with
 647       # the system libc does not work.
 648       # However, without adding glib to the dependencies -L/usr/local/lib will not be
 649       # included in the command line and libiconv will not be found.
 650       if cc.links('''
 651         #include <iconv.h>
 652         int main(void) {
 653           iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
 654           return conv != (iconv_t) -1;
 655         }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args)
 656         iconv = declare_dependency(link_args: link_args, dependencies: glib)
 657         break
 658       endif
 659     endforeach
 660   endif
 661   if curses.found() and not iconv.found()
 662     if get_option('iconv').enabled()
 663       error('iconv not available')
 664     endif
 665     msg = 'iconv required for curses UI but not available'
 666     curses = not_found
 667   endif
 668   if not curses.found() and msg != ''
 669     if get_option('curses').enabled()
 670       error(msg)
 671     else
 672       warning(msg + ', disabling')
 673     endif
 674   endif
 675 endif
 676
 677 brlapi = not_found
 678 if not get_option('brlapi').auto() or have_system
 679   brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'],
 680                          required: get_option('brlapi'),
 681                          kwargs: static_kwargs)
 682   if brlapi.found() and not cc.links('''
 683      #include <brlapi.h>
 684      #include <stddef.h>
 685      int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi)
 686     brlapi = not_found
 687     if get_option('brlapi').enabled()
 688       error('could not link brlapi')
 689     else
 690       warning('could not link brlapi, disabling')
 691     endif
 692   endif
 693 endif
 694
 695 sdl = not_found
 696 if not get_option('sdl').auto() or (have_system and not cocoa.found())
 697   sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs)
 698   sdl_image = not_found
 699 endif
 700 if sdl.found()
 701   # work around 2.0.8 bug
 702   sdl = declare_dependency(compile_args: '-Wno-undef',
 703                            dependencies: sdl)
 704   sdl_image = dependency('SDL2_image', required: get_option('sdl_image'),
 705                          method: 'pkg-config', kwargs: static_kwargs)
 706 else
 707   if get_option('sdl_image').enabled()
 708     error('sdl-image required, but SDL was @0@'.format(
 709           get_option('sdl').disabled() ? 'disabled' : 'not found'))
 710   endif
 711   sdl_image = not_found
 712 endif
 713
 714 rbd = not_found
 715 if not get_option('rbd').auto() or have_block
 716   librados = cc.find_library('rados', required: get_option('rbd'),
 717                              kwargs: static_kwargs)
 718   librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'],
 719                            required: get_option('rbd'),
 720                            kwargs: static_kwargs)
 721   if librados.found() and librbd.found()
 722     if cc.links('''
 723       #include <stdio.h>
 724       #include <rbd/librbd.h>
 725       int main(void) {
 726         rados_t cluster;
 727         rados_create(&cluster, NULL);
 728         return 0;
 729       }''', dependencies: [librbd, librados])
 730       rbd = declare_dependency(dependencies: [librbd, librados])
 731     elif get_option('rbd').enabled()
 732       error('could not link librados')
 733     else
 734       warning('could not link librados, disabling')
 735     endif
 736   endif
 737 endif
 738
 739 glusterfs = not_found
 740 glusterfs_ftruncate_has_stat = false
 741 glusterfs_iocb_has_stat = false
 742 if not get_option('glusterfs').auto() or have_block
 743   glusterfs = dependency('glusterfs-api', version: '>=3',
 744                          required: get_option('glusterfs'),
 745                          method: 'pkg-config', kwargs: static_kwargs)
 746   if glusterfs.found()
 747     glusterfs_ftruncate_has_stat = cc.links('''
 748       #include <glusterfs/api/glfs.h>
 749
 750       int
 751       main(void)
 752       {
 753           /* new glfs_ftruncate() passes two additional args */
 754           return glfs_ftruncate(NULL, 0, NULL, NULL);
 755       }
 756     ''', dependencies: glusterfs)
 757     glusterfs_iocb_has_stat = cc.links('''
 758       #include <glusterfs/api/glfs.h>
 759
 760       /* new glfs_io_cbk() passes two additional glfs_stat structs */
 761       static void
 762       glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
 763       {}
 764
 765       int
 766       main(void)
 767       {
 768           glfs_io_cbk iocb = &glusterfs_iocb;
 769           iocb(NULL, 0 , NULL, NULL, NULL);
 770           return 0;
 771       }
 772     ''', dependencies: glusterfs)
 773   endif
 774 endif
 775 libssh = not_found
 776 if 'CONFIG_LIBSSH' in config_host
 777   libssh = declare_dependency(compile_args: config_host['LIBSSH_CFLAGS'].split(),
 778                               link_args: config_host['LIBSSH_LIBS'].split())
 779 endif
 780 libbzip2 = not_found
 781 if not get_option('bzip2').auto() or have_block
 782   libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'],
 783                              required: get_option('bzip2'),
 784                              kwargs: static_kwargs)
 785   if libbzip2.found() and not cc.links('''
 786      #include <bzlib.h>
 787      int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2)
 788     libbzip2 = not_found
 789     if get_option('bzip2').enabled()
 790       error('could not link libbzip2')
 791     else
 792       warning('could not link libbzip2, disabling')
 793     endif
 794   endif
 795 endif
 796
 797 liblzfse = not_found
 798 if not get_option('lzfse').auto() or have_block
 799   liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'],
 800                              required: get_option('lzfse'),
 801                              kwargs: static_kwargs)
 802 endif
 803 if liblzfse.found() and not cc.links('''
 804    #include <lzfse.h>
 805    int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse)
 806   liblzfse = not_found
 807   if get_option('lzfse').enabled()
 808     error('could not link liblzfse')
 809   else
 810     warning('could not link liblzfse, disabling')
 811   endif
 812 endif
 813
 814 oss = not_found
 815 if 'CONFIG_AUDIO_OSS' in config_host
 816   oss = declare_dependency(link_args: config_host['OSS_LIBS'].split())
 817 endif
 818 dsound = not_found
 819 if 'CONFIG_AUDIO_DSOUND' in config_host
 820   dsound = declare_dependency(link_args: config_host['DSOUND_LIBS'].split())
 821 endif
 822 coreaudio = not_found
 823 if 'CONFIG_AUDIO_COREAUDIO' in config_host
 824   coreaudio = declare_dependency(link_args: config_host['COREAUDIO_LIBS'].split())
 825 endif
 826 opengl = not_found
 827 if 'CONFIG_OPENGL' in config_host
 828   opengl = declare_dependency(compile_args: config_host['OPENGL_CFLAGS'].split(),
 829                               link_args: config_host['OPENGL_LIBS'].split())
 830 endif
 831
 832 gtk = not_found
 833 gtkx11 = not_found
 834 if not get_option('gtk').auto() or (have_system and not cocoa.found())
 835   gtk = dependency('gtk+-3.0', version: '>=3.22.0',
 836                    method: 'pkg-config',
 837                    required: get_option('gtk'),
 838                    kwargs: static_kwargs)
 839   if gtk.found()
 840     gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0',
 841                         method: 'pkg-config',
 842                         required: false,
 843                         kwargs: static_kwargs)
 844     gtk = declare_dependency(dependencies: [gtk, gtkx11])
 845   endif
 846 endif
 847
 848 vte = not_found
 849 if 'CONFIG_VTE' in config_host
 850   vte = declare_dependency(compile_args: config_host['VTE_CFLAGS'].split(),
 851                            link_args: config_host['VTE_LIBS'].split())
 852 endif
 853 x11 = not_found
 854 if gtkx11.found()
 855   x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(),
 856                    kwargs: static_kwargs)
 857 endif
 858 vnc = not_found
 859 png = not_found
 860 jpeg = not_found
 861 sasl = not_found
 862 if get_option('vnc').enabled()
 863   vnc = declare_dependency() # dummy dependency
 864   png = dependency('libpng', required: get_option('vnc_png'),
 865                    method: 'pkg-config', kwargs: static_kwargs)
 866   jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'),
 867                     method: 'pkg-config', kwargs: static_kwargs)
 868   sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'],
 869                          required: get_option('vnc_sasl'),
 870                          kwargs: static_kwargs)
 871   if sasl.found()
 872     sasl = declare_dependency(dependencies: sasl,
 873                               compile_args: '-DSTRUCT_IOVEC_DEFINED')
 874   endif
 875 endif
 876
 877 snappy = not_found
 878 if not get_option('snappy').auto() or have_system
 879   snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'],
 880                            required: get_option('snappy'),
 881                            kwargs: static_kwargs)
 882 endif
 883 if snappy.found() and not cc.links('''
 884    #include <snappy-c.h>
 885    int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy)
 886   snappy = not_found
 887   if get_option('snappy').enabled()
 888     error('could not link libsnappy')
 889   else
 890     warning('could not link libsnappy, disabling')
 891   endif
 892 endif
 893
 894 lzo = not_found
 895 if not get_option('lzo').auto() or have_system
 896   lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'],
 897                         required: get_option('lzo'),
 898                         kwargs: static_kwargs)
 899 endif
 900 if lzo.found() and not cc.links('''
 901    #include <lzo/lzo1x.h>
 902    int main(void) { lzo_version(); return 0; }''', dependencies: lzo)
 903   lzo = not_found
 904   if get_option('lzo').enabled()
 905     error('could not link liblzo2')
 906   else
 907     warning('could not link liblzo2, disabling')
 908   endif
 909 endif
 910
 911 rdma = not_found
 912 if 'CONFIG_RDMA' in config_host
 913   rdma = declare_dependency(link_args: config_host['RDMA_LIBS'].split())
 914 endif
 915 numa = not_found
 916 if 'CONFIG_NUMA' in config_host
 917   numa = declare_dependency(link_args: config_host['NUMA_LIBS'].split())
 918 endif
 919 xen = not_found
 920 if 'CONFIG_XEN_BACKEND' in config_host
 921   xen = declare_dependency(compile_args: config_host['XEN_CFLAGS'].split(),
 922                            link_args: config_host['XEN_LIBS'].split())
 923 endif
 924 cacard = not_found
 925 if 'CONFIG_SMARTCARD' in config_host
 926   cacard = declare_dependency(compile_args: config_host['SMARTCARD_CFLAGS'].split(),
 927                               link_args: config_host['SMARTCARD_LIBS'].split())
 928 endif
 929 u2f = not_found
 930 if have_system
 931   u2f = dependency('u2f-emu', required: get_option('u2f'),
 932                    method: 'pkg-config',
 933                    kwargs: static_kwargs)
 934 endif
 935 usbredir = not_found
 936 if 'CONFIG_USB_REDIR' in config_host
 937   usbredir = declare_dependency(compile_args: config_host['USB_REDIR_CFLAGS'].split(),
 938                                 link_args: config_host['USB_REDIR_LIBS'].split())
 939 endif
 940 libusb = not_found
 941 if 'CONFIG_USB_LIBUSB' in config_host
 942   libusb = declare_dependency(compile_args: config_host['LIBUSB_CFLAGS'].split(),
 943                               link_args: config_host['LIBUSB_LIBS'].split())
 944 endif
 945 libpmem = not_found
 946 if 'CONFIG_LIBPMEM' in config_host
 947   libpmem = declare_dependency(compile_args: config_host['LIBPMEM_CFLAGS'].split(),
 948                                link_args: config_host['LIBPMEM_LIBS'].split())
 949 endif
 950 libdaxctl = not_found
 951 if 'CONFIG_LIBDAXCTL' in config_host
 952   libdaxctl = declare_dependency(link_args: config_host['LIBDAXCTL_LIBS'].split())
 953 endif
 954 tasn1 = not_found
 955 if 'CONFIG_TASN1' in config_host
 956   tasn1 = declare_dependency(compile_args: config_host['TASN1_CFLAGS'].split(),
 957                              link_args: config_host['TASN1_LIBS'].split())
 958 endif
 959 keyutils = dependency('libkeyutils', required: false,
 960                       method: 'pkg-config', kwargs: static_kwargs)
 961
 962 has_gettid = cc.has_function('gettid')
 963
 964 # Malloc tests
 965
 966 malloc = []
 967 if get_option('malloc') == 'system'
 968   has_malloc_trim = \
 969     not get_option('malloc_trim').disabled() and \
 970     cc.links('''#include <malloc.h>
 971                 int main(void) { malloc_trim(0); return 0; }''')
 972 else
 973   has_malloc_trim = false
 974   malloc = cc.find_library(get_option('malloc'), required: true)
 975 endif
 976 if not has_malloc_trim and get_option('malloc_trim').enabled()
 977   if get_option('malloc') == 'system'
 978     error('malloc_trim not available on this platform.')
 979   else
 980     error('malloc_trim not available with non-libc memory allocator')
 981   endif
 982 endif
 983
 984 # Check whether the glibc provides statx()
 985
 986 statx_test = '''
 987   #ifndef _GNU_SOURCE
 988   #define _GNU_SOURCE
 989   #endif
 990   #include <sys/stat.h>
 991   int main(void) {
 992     struct statx statxbuf;
 993     statx(0, "", 0, STATX_BASIC_STATS, &statxbuf);
 994     return 0;
 995   }'''
 996
 997 has_statx = cc.links(statx_test)
 998
 999 have_vhost_user_blk_server = (targetos == 'linux' and
1000     'CONFIG_VHOST_USER' in config_host)
1001
1002 if get_option('vhost_user_blk_server').enabled()
1003     if targetos != 'linux'
1004         error('vhost_user_blk_server requires linux')
1005     elif 'CONFIG_VHOST_USER' not in config_host
1006         error('vhost_user_blk_server requires vhost-user support')
1007     endif
1008 elif get_option('vhost_user_blk_server').disabled() or not have_system
1009     have_vhost_user_blk_server = false
1010 endif
1011
1012
1013 if get_option('fuse').disabled() and get_option('fuse_lseek').enabled()
1014   error('Cannot enable fuse-lseek while fuse is disabled')
1015 endif
1016
1017 fuse = dependency('fuse3', required: get_option('fuse'),
1018                   version: '>=3.1', method: 'pkg-config',
1019                   kwargs: static_kwargs)
1020
1021 fuse_lseek = not_found
1022 if not get_option('fuse_lseek').disabled()
1023   if fuse.version().version_compare('>=3.8')
1024     # Dummy dependency
1025     fuse_lseek = declare_dependency()
1026   elif get_option('fuse_lseek').enabled()
1027     if fuse.found()
1028       error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version())
1029     else
1030       error('fuse-lseek requires libfuse, which was not found')
1031     endif
1032   endif
1033 endif
1034
1035 # libbpf
1036 libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config')
1037 if libbpf.found() and not cc.links('''
1038    #include <bpf/libbpf.h>
1039    int main(void)
1040    {
1041      bpf_object__destroy_skeleton(NULL);
1042      return 0;
1043    }''', dependencies: libbpf)
1044   libbpf = not_found
1045   if get_option('bpf').enabled()
1046     error('libbpf skeleton test failed')
1047   else
1048     warning('libbpf skeleton test failed, disabling')
1049   endif
1050 endif
1051
1052 if get_option('cfi')
1053   cfi_flags=[]
1054   # Check for dependency on LTO
1055   if not get_option('b_lto')
1056     error('Selected Control-Flow Integrity but LTO is disabled')
1057   endif
1058   if config_host.has_key('CONFIG_MODULES')
1059     error('Selected Control-Flow Integrity is not compatible with modules')
1060   endif
1061   # Check for cfi flags. CFI requires LTO so we can't use
1062   # get_supported_arguments, but need a more complex "compiles" which allows
1063   # custom arguments
1064   if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall',
1065                  args: ['-flto', '-fsanitize=cfi-icall'] )
1066     cfi_flags += '-fsanitize=cfi-icall'
1067   else
1068     error('-fsanitize=cfi-icall is not supported by the compiler')
1069   endif
1070   if cc.compiles('int main () { return 0; }',
1071                  name: '-fsanitize-cfi-icall-generalize-pointers',
1072                  args: ['-flto', '-fsanitize=cfi-icall',
1073                         '-fsanitize-cfi-icall-generalize-pointers'] )
1074     cfi_flags += '-fsanitize-cfi-icall-generalize-pointers'
1075   else
1076     error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler')
1077   endif
1078   if get_option('cfi_debug')
1079     if cc.compiles('int main () { return 0; }',
1080                    name: '-fno-sanitize-trap=cfi-icall',
1081                    args: ['-flto', '-fsanitize=cfi-icall',
1082                           '-fno-sanitize-trap=cfi-icall'] )
1083       cfi_flags += '-fno-sanitize-trap=cfi-icall'
1084     else
1085       error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
1086     endif
1087   endif
1088   add_global_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1089   add_global_link_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1090 endif
1091
1092 #################
1093 # config-host.h #
1094 #################
1095
1096 have_virtfs = (targetos == 'linux' and
1097     have_system and
1098     libattr.found() and
1099     libcap_ng.found())
1100
1101 have_virtfs_proxy_helper = have_virtfs and have_tools
1102
1103 if get_option('virtfs').enabled()
1104   if not have_virtfs
1105     if targetos != 'linux'
1106       error('virtio-9p (virtfs) requires Linux')
1107     elif not libcap_ng.found() or not libattr.found()
1108       error('virtio-9p (virtfs) requires libcap-ng-devel and libattr-devel')
1109     elif not have_system
1110       error('virtio-9p (virtfs) needs system emulation support')
1111     endif
1112   endif
1113 elif get_option('virtfs').disabled()
1114   have_virtfs = false
1115 endif
1116
1117 config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir'))
1118 config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix'))
1119 config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir)
1120 config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir)
1121 config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir)
1122 config_host_data.set_quoted('CONFIG_QEMU_FIRMWAREPATH', get_option('qemu_firmwarepath'))
1123 config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir'))
1124 config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir)
1125 config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir'))
1126 config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir'))
1127 config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir)
1128 config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir'))
1129
1130 config_host_data.set('CONFIG_ATTR', libattr.found())
1131 config_host_data.set('CONFIG_BRLAPI', brlapi.found())
1132 config_host_data.set('CONFIG_COCOA', cocoa.found())
1133 config_host_data.set('CONFIG_LIBUDEV', libudev.found())
1134 config_host_data.set('CONFIG_LZO', lzo.found())
1135 config_host_data.set('CONFIG_MPATH', mpathpersist.found())
1136 config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api)
1137 config_host_data.set('CONFIG_CURL', curl.found())
1138 config_host_data.set('CONFIG_CURSES', curses.found())
1139 config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found())
1140 if glusterfs.found()
1141   config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4'))
1142   config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5'))
1143   config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6'))
1144   config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6'))
1145   config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat)
1146   config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat)
1147 endif
1148 config_host_data.set('CONFIG_GTK', gtk.found())
1149 config_host_data.set('CONFIG_LIBATTR', have_old_libattr)
1150 config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found())
1151 config_host_data.set('CONFIG_EBPF', libbpf.found())
1152 config_host_data.set('CONFIG_LIBISCSI', libiscsi.found())
1153 config_host_data.set('CONFIG_LIBNFS', libnfs.found())
1154 config_host_data.set('CONFIG_RBD', rbd.found())
1155 config_host_data.set('CONFIG_SDL', sdl.found())
1156 config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found())
1157 config_host_data.set('CONFIG_SECCOMP', seccomp.found())
1158 config_host_data.set('CONFIG_SNAPPY', snappy.found())
1159 config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server)
1160 config_host_data.set('CONFIG_VNC', vnc.found())
1161 config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
1162 config_host_data.set('CONFIG_VNC_PNG', png.found())
1163 config_host_data.set('CONFIG_VNC_SASL', sasl.found())
1164 config_host_data.set('CONFIG_VIRTFS', have_virtfs)
1165 config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found())
1166 config_host_data.set('CONFIG_KEYUTILS', keyutils.found())
1167 config_host_data.set('CONFIG_GETTID', has_gettid)
1168 config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim)
1169 config_host_data.set('CONFIG_STATX', has_statx)
1170 config_host_data.set('CONFIG_ZSTD', zstd.found())
1171 config_host_data.set('CONFIG_FUSE', fuse.found())
1172 config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found())
1173 config_host_data.set('CONFIG_X11', x11.found())
1174 config_host_data.set('CONFIG_CFI', get_option('cfi'))
1175 config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version()))
1176 config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0])
1177 config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
1178 config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
1179
1180 config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
1181 config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
1182 config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
1183 config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
1184 config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
1185 config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>'))
1186
1187 config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>'))
1188
1189 ignored = ['CONFIG_QEMU_INTERP_PREFIX'] # actually per-target
1190 arrays = ['CONFIG_AUDIO_DRIVERS', 'CONFIG_BDRV_RW_WHITELIST', 'CONFIG_BDRV_RO_WHITELIST']
1191 strings = ['HOST_DSOSUF', 'CONFIG_IASL']
1192 foreach k, v: config_host
1193   if ignored.contains(k)
1194     # do nothing
1195   elif arrays.contains(k)
1196     if v != ''
1197       v = '"' + '", "'.join(v.split()) + '", '
1198     endif
1199     config_host_data.set(k, v)
1200   elif k == 'ARCH'
1201     config_host_data.set('HOST_' + v.to_upper(), 1)
1202   elif strings.contains(k)
1203     if not k.startswith('CONFIG_')
1204       k = 'CONFIG_' + k.to_upper()
1205     endif
1206     config_host_data.set_quoted(k, v)
1207   elif k.startswith('CONFIG_') or k.startswith('HAVE_') or k.startswith('HOST_')
1208     config_host_data.set(k, v == 'y' ? 1 : v)
1209   endif
1210 endforeach
1211
1212 ########################
1213 # Target configuration #
1214 ########################
1215
1216 minikconf = find_program('scripts/minikconf.py')
1217 config_all = {}
1218 config_all_devices = {}
1219 config_all_disas = {}
1220 config_devices_mak_list = []
1221 config_devices_h = {}
1222 config_target_h = {}
1223 config_target_mak = {}
1224
1225 disassemblers = {
1226   'alpha' : ['CONFIG_ALPHA_DIS'],
1227   'arm' : ['CONFIG_ARM_DIS'],
1228   'avr' : ['CONFIG_AVR_DIS'],
1229   'cris' : ['CONFIG_CRIS_DIS'],
1230   'hexagon' : ['CONFIG_HEXAGON_DIS'],
1231   'hppa' : ['CONFIG_HPPA_DIS'],
1232   'i386' : ['CONFIG_I386_DIS'],
1233   'x86_64' : ['CONFIG_I386_DIS'],
1234   'x32' : ['CONFIG_I386_DIS'],
1235   'm68k' : ['CONFIG_M68K_DIS'],
1236   'microblaze' : ['CONFIG_MICROBLAZE_DIS'],
1237   'mips' : ['CONFIG_MIPS_DIS'],
1238   'nios2' : ['CONFIG_NIOS2_DIS'],
1239   'or1k' : ['CONFIG_OPENRISC_DIS'],
1240   'ppc' : ['CONFIG_PPC_DIS'],
1241   'riscv' : ['CONFIG_RISCV_DIS'],
1242   'rx' : ['CONFIG_RX_DIS'],
1243   's390' : ['CONFIG_S390_DIS'],
1244   'sh4' : ['CONFIG_SH4_DIS'],
1245   'sparc' : ['CONFIG_SPARC_DIS'],
1246   'xtensa' : ['CONFIG_XTENSA_DIS'],
1247 }
1248 if link_language == 'cpp'
1249   disassemblers += {
1250     'aarch64' : [ 'CONFIG_ARM_A64_DIS'],
1251     'arm' : [ 'CONFIG_ARM_DIS', 'CONFIG_ARM_A64_DIS'],
1252     'mips' : [ 'CONFIG_MIPS_DIS', 'CONFIG_NANOMIPS_DIS'],
1253   }
1254 endif
1255
1256 host_kconfig = \
1257   ('CONFIG_TPM' in config_host ? ['CONFIG_TPM=y'] : []) + \
1258   ('CONFIG_SPICE' in config_host ? ['CONFIG_SPICE=y'] : []) + \
1259   ('CONFIG_IVSHMEM' in config_host ? ['CONFIG_IVSHMEM=y'] : []) + \
1260   ('CONFIG_OPENGL' in config_host ? ['CONFIG_OPENGL=y'] : []) + \
1261   (x11.found() ? ['CONFIG_X11=y'] : []) + \
1262   ('CONFIG_VHOST_USER' in config_host ? ['CONFIG_VHOST_USER=y'] : []) + \
1263   ('CONFIG_VHOST_VDPA' in config_host ? ['CONFIG_VHOST_VDPA=y'] : []) + \
1264   ('CONFIG_VHOST_KERNEL' in config_host ? ['CONFIG_VHOST_KERNEL=y'] : []) + \
1265   (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \
1266   ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \
1267   ('CONFIG_PVRDMA' in config_host ? ['CONFIG_PVRDMA=y'] : []) + \
1268   (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : [])
1269
1270 ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
1271
1272 default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
1273 actual_target_dirs = []
1274 fdt_required = []
1275 foreach target : target_dirs
1276   config_target = { 'TARGET_NAME': target.split('-')[0] }
1277   if target.endswith('linux-user')
1278     if targetos != 'linux'
1279       if default_targets
1280         continue
1281       endif
1282       error('Target @0@ is only available on a Linux host'.format(target))
1283     endif
1284     config_target += { 'CONFIG_LINUX_USER': 'y' }
1285   elif target.endswith('bsd-user')
1286     if 'CONFIG_BSD' not in config_host
1287       if default_targets
1288         continue
1289       endif
1290       error('Target @0@ is only available on a BSD host'.format(target))
1291     endif
1292     config_target += { 'CONFIG_BSD_USER': 'y' }
1293   elif target.endswith('softmmu')
1294     config_target += { 'CONFIG_SOFTMMU': 'y' }
1295   endif
1296   if target.endswith('-user')
1297     config_target += {
1298       'CONFIG_USER_ONLY': 'y',
1299       'CONFIG_QEMU_INTERP_PREFIX':
1300         config_host['CONFIG_QEMU_INTERP_PREFIX'].format(config_target['TARGET_NAME'])
1301     }
1302   endif
1303
1304   accel_kconfig = []
1305   foreach sym: accelerators
1306     if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, [])
1307       config_target += { sym: 'y' }
1308       config_all += { sym: 'y' }
1309       if sym == 'CONFIG_TCG' and tcg_arch == 'tci'
1310         config_target += { 'CONFIG_TCG_INTERPRETER': 'y' }
1311       elif sym == 'CONFIG_XEN' and have_xen_pci_passthrough
1312         config_target += { 'CONFIG_XEN_PCI_PASSTHROUGH': 'y' }
1313       endif
1314       accel_kconfig += [ sym + '=y' ]
1315     endif
1316   endforeach
1317   if accel_kconfig.length() == 0
1318     if default_targets
1319       continue
1320     endif
1321     error('No accelerator available for target @0@'.format(target))
1322   endif
1323
1324   actual_target_dirs += target
1325   config_target += keyval.load('default-configs/targets' / target + '.mak')
1326   config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' }
1327
1328   if 'TARGET_NEED_FDT' in config_target
1329     fdt_required += target
1330   endif
1331
1332   # Add default keys
1333   if 'TARGET_BASE_ARCH' not in config_target
1334     config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']}
1335   endif
1336   if 'TARGET_ABI_DIR' not in config_target
1337     config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']}
1338   endif
1339
1340   foreach k, v: disassemblers
1341     if config_host['ARCH'].startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k)
1342       foreach sym: v
1343         config_target += { sym: 'y' }
1344         config_all_disas += { sym: 'y' }
1345       endforeach
1346     endif
1347   endforeach
1348
1349   config_target_data = configuration_data()
1350   foreach k, v: config_target
1351     if not k.startswith('TARGET_') and not k.startswith('CONFIG_')
1352       # do nothing
1353     elif ignored.contains(k)
1354       # do nothing
1355     elif k == 'TARGET_BASE_ARCH'
1356       # Note that TARGET_BASE_ARCH ends up in config-target.h but it is
1357       # not used to select files from sourcesets.
1358       config_target_data.set('TARGET_' + v.to_upper(), 1)
1359     elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX'
1360       config_target_data.set_quoted(k, v)
1361     elif v == 'y'
1362       config_target_data.set(k, 1)
1363     else
1364       config_target_data.set(k, v)
1365     endif
1366   endforeach
1367   config_target_h += {target: configure_file(output: target + '-config-target.h',
1368                                                configuration: config_target_data)}
1369
1370   if target.endswith('-softmmu')
1371     config_devices_mak = target + '-config-devices.mak'
1372     config_devices_mak = configure_file(
1373       input: ['default-configs/devices' / target + '.mak', 'Kconfig'],
1374       output: config_devices_mak,
1375       depfile: config_devices_mak + '.d',
1376       capture: true,
1377       command: [minikconf,
1378                 get_option('default_devices') ? '--defconfig' : '--allnoconfig',
1379                 config_devices_mak, '@DEPFILE@', '@INPUT@',
1380                 host_kconfig, accel_kconfig])
1381
1382     config_devices_data = configuration_data()
1383     config_devices = keyval.load(config_devices_mak)
1384     foreach k, v: config_devices
1385       config_devices_data.set(k, 1)
1386     endforeach
1387     config_devices_mak_list += config_devices_mak
1388     config_devices_h += {target: configure_file(output: target + '-config-devices.h',
1389                                                 configuration: config_devices_data)}
1390     config_target += config_devices
1391     config_all_devices += config_devices
1392   endif
1393   config_target_mak += {target: config_target}
1394 endforeach
1395 target_dirs = actual_target_dirs
1396
1397 # This configuration is used to build files that are shared by
1398 # multiple binaries, and then extracted out of the "common"
1399 # static_library target.
1400 #
1401 # We do not use all_sources()/all_dependencies(), because it would
1402 # build literally all source files, including devices only used by
1403 # targets that are not built for this compilation.  The CONFIG_ALL
1404 # pseudo symbol replaces it.
1405
1406 config_all += config_all_devices
1407 config_all += config_host
1408 config_all += config_all_disas
1409 config_all += {
1410   'CONFIG_XEN': config_host.has_key('CONFIG_XEN_BACKEND'),
1411   'CONFIG_SOFTMMU': have_system,
1412   'CONFIG_USER_ONLY': have_user,
1413   'CONFIG_ALL': true,
1414 }
1415
1416 ##############
1417 # Submodules #
1418 ##############
1419
1420 capstone = not_found
1421 capstone_opt = get_option('capstone')
1422 if capstone_opt in ['enabled', 'auto', 'system']
1423   have_internal = fs.exists(meson.current_source_dir() / 'capstone/Makefile')
1424   capstone = dependency('capstone', version: '>=4.0',
1425                         kwargs: static_kwargs, method: 'pkg-config',
1426                         required: capstone_opt == 'system' or
1427                                   capstone_opt == 'enabled' and not have_internal)
1428   if capstone.found()
1429     capstone_opt = 'system'
1430   elif have_internal
1431     capstone_opt = 'internal'
1432   else
1433     capstone_opt = 'disabled'
1434   endif
1435 endif
1436 if capstone_opt == 'internal'
1437   capstone_data = configuration_data()
1438   capstone_data.set('CAPSTONE_USE_SYS_DYN_MEM', '1')
1439
1440   capstone_files = files(
1441     'capstone/cs.c',
1442     'capstone/MCInst.c',
1443     'capstone/MCInstrDesc.c',
1444     'capstone/MCRegisterInfo.c',
1445     'capstone/SStream.c',
1446     'capstone/utils.c'
1447   )
1448
1449   if 'CONFIG_ARM_DIS' in config_all_disas
1450     capstone_data.set('CAPSTONE_HAS_ARM', '1')
1451     capstone_files += files(
1452       'capstone/arch/ARM/ARMDisassembler.c',
1453       'capstone/arch/ARM/ARMInstPrinter.c',
1454       'capstone/arch/ARM/ARMMapping.c',
1455       'capstone/arch/ARM/ARMModule.c'
1456     )
1457   endif
1458
1459   # FIXME: This config entry currently depends on a c++ compiler.
1460   # Which is needed for building libvixl, but not for capstone.
1461   if 'CONFIG_ARM_A64_DIS' in config_all_disas
1462     capstone_data.set('CAPSTONE_HAS_ARM64', '1')
1463     capstone_files += files(
1464       'capstone/arch/AArch64/AArch64BaseInfo.c',
1465       'capstone/arch/AArch64/AArch64Disassembler.c',
1466       'capstone/arch/AArch64/AArch64InstPrinter.c',
1467       'capstone/arch/AArch64/AArch64Mapping.c',
1468       'capstone/arch/AArch64/AArch64Module.c'
1469     )
1470   endif
1471
1472   if 'CONFIG_PPC_DIS' in config_all_disas
1473     capstone_data.set('CAPSTONE_HAS_POWERPC', '1')
1474     capstone_files += files(
1475       'capstone/arch/PowerPC/PPCDisassembler.c',
1476       'capstone/arch/PowerPC/PPCInstPrinter.c',
1477       'capstone/arch/PowerPC/PPCMapping.c',
1478       'capstone/arch/PowerPC/PPCModule.c'
1479     )
1480   endif
1481
1482   if 'CONFIG_S390_DIS' in config_all_disas
1483     capstone_data.set('CAPSTONE_HAS_SYSZ', '1')
1484     capstone_files += files(
1485       'capstone/arch/SystemZ/SystemZDisassembler.c',
1486       'capstone/arch/SystemZ/SystemZInstPrinter.c',
1487       'capstone/arch/SystemZ/SystemZMapping.c',
1488       'capstone/arch/SystemZ/SystemZModule.c',
1489       'capstone/arch/SystemZ/SystemZMCTargetDesc.c'
1490     )
1491   endif
1492
1493   if 'CONFIG_I386_DIS' in config_all_disas
1494     capstone_data.set('CAPSTONE_HAS_X86', 1)
1495     capstone_files += files(
1496       'capstone/arch/X86/X86Disassembler.c',
1497       'capstone/arch/X86/X86DisassemblerDecoder.c',
1498       'capstone/arch/X86/X86ATTInstPrinter.c',
1499       'capstone/arch/X86/X86IntelInstPrinter.c',
1500       'capstone/arch/X86/X86InstPrinterCommon.c',
1501       'capstone/arch/X86/X86Mapping.c',
1502       'capstone/arch/X86/X86Module.c'
1503     )
1504   endif
1505
1506   configure_file(output: 'capstone-defs.h', configuration: capstone_data)
1507
1508   capstone_cargs = [
1509     # FIXME: There does not seem to be a way to completely replace the c_args
1510     # that come from add_project_arguments() -- we can only add to them.
1511     # So: disable all warnings with a big hammer.
1512     '-Wno-error', '-w',
1513
1514     # Include all configuration defines via a header file, which will wind up
1515     # as a dependency on the object file, and thus changes here will result
1516     # in a rebuild.
1517     '-include', 'capstone-defs.h'
1518   ]
1519
1520   libcapstone = static_library('capstone',
1521                                build_by_default: false,
1522                                sources: capstone_files,
1523                                c_args: capstone_cargs,
1524                                include_directories: 'capstone/include')
1525   capstone = declare_dependency(link_with: libcapstone,
1526                                 include_directories: 'capstone/include/capstone')
1527 endif
1528
1529 slirp = not_found
1530 slirp_opt = 'disabled'
1531 if have_system
1532   slirp_opt = get_option('slirp')
1533   if slirp_opt in ['enabled', 'auto', 'system']
1534     have_internal = fs.exists(meson.current_source_dir() / 'slirp/meson.build')
1535     slirp = dependency('slirp', kwargs: static_kwargs,
1536                        method: 'pkg-config',
1537                        required: slirp_opt == 'system' or
1538                                  slirp_opt == 'enabled' and not have_internal)
1539     if slirp.found()
1540       slirp_opt = 'system'
1541     elif have_internal
1542       slirp_opt = 'internal'
1543     else
1544       slirp_opt = 'disabled'
1545     endif
1546   endif
1547   if slirp_opt == 'internal'
1548     slirp_deps = []
1549     if targetos == 'windows'
1550       slirp_deps = cc.find_library('iphlpapi')
1551     endif
1552     slirp_conf = configuration_data()
1553     slirp_conf.set('SLIRP_MAJOR_VERSION', meson.project_version().split('.')[0])
1554     slirp_conf.set('SLIRP_MINOR_VERSION', meson.project_version().split('.')[1])
1555     slirp_conf.set('SLIRP_MICRO_VERSION', meson.project_version().split('.')[2])
1556     slirp_conf.set_quoted('SLIRP_VERSION_STRING', meson.project_version())
1557     slirp_cargs = ['-DG_LOG_DOMAIN="Slirp"']
1558     slirp_files = [
1559       'slirp/src/arp_table.c',
1560       'slirp/src/bootp.c',
1561       'slirp/src/cksum.c',
1562       'slirp/src/dhcpv6.c',
1563       'slirp/src/dnssearch.c',
1564       'slirp/src/if.c',
1565       'slirp/src/ip6_icmp.c',
1566       'slirp/src/ip6_input.c',
1567       'slirp/src/ip6_output.c',
1568       'slirp/src/ip_icmp.c',
1569       'slirp/src/ip_input.c',
1570       'slirp/src/ip_output.c',
1571       'slirp/src/mbuf.c',
1572       'slirp/src/misc.c',
1573       'slirp/src/ncsi.c',
1574       'slirp/src/ndp_table.c',
1575       'slirp/src/sbuf.c',
1576       'slirp/src/slirp.c',
1577       'slirp/src/socket.c',
1578       'slirp/src/state.c',
1579       'slirp/src/stream.c',
1580       'slirp/src/tcp_input.c',
1581       'slirp/src/tcp_output.c',
1582       'slirp/src/tcp_subr.c',
1583       'slirp/src/tcp_timer.c',
1584       'slirp/src/tftp.c',
1585       'slirp/src/udp.c',
1586       'slirp/src/udp6.c',
1587       'slirp/src/util.c',
1588       'slirp/src/version.c',
1589       'slirp/src/vmstate.c',
1590     ]
1591
1592     configure_file(
1593       input : 'slirp/src/libslirp-version.h.in',
1594       output : 'libslirp-version.h',
1595       configuration: slirp_conf)
1596
1597     slirp_inc = include_directories('slirp', 'slirp/src')
1598     libslirp = static_library('slirp',
1599                               build_by_default: false,
1600                               sources: slirp_files,
1601                               c_args: slirp_cargs,
1602                               include_directories: slirp_inc)
1603     slirp = declare_dependency(link_with: libslirp,
1604                                dependencies: slirp_deps,
1605                                include_directories: slirp_inc)
1606   endif
1607 endif
1608
1609 # For CFI, we need to compile slirp as a static library together with qemu.
1610 # This is because we register slirp functions as callbacks for QEMU Timers.
1611 # When using a system-wide shared libslirp, the type information for the
1612 # callback is missing and the timer call produces a false positive with CFI.
1613 #
1614 # Now that slirp_opt has been defined, check if the selected slirp is compatible
1615 # with control-flow integrity.
1616 if get_option('cfi') and slirp_opt == 'system'
1617   error('Control-Flow Integrity is not compatible with system-wide slirp.' \
1618          + ' Please configure with --enable-slirp=git')
1619 endif
1620
1621 fdt = not_found
1622 fdt_opt = get_option('fdt')
1623 if have_system
1624   if fdt_opt in ['enabled', 'auto', 'system']
1625     have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt')
1626     fdt = cc.find_library('fdt', kwargs: static_kwargs,
1627                           required: fdt_opt == 'system' or
1628                                     fdt_opt == 'enabled' and not have_internal)
1629     if fdt.found() and cc.links('''
1630        #include <libfdt.h>
1631        #include <libfdt_env.h>
1632        int main(void) { fdt_check_full(NULL, 0); return 0; }''',
1633          dependencies: fdt)
1634       fdt_opt = 'system'
1635     elif have_internal
1636       fdt_opt = 'internal'
1637     else
1638       fdt_opt = 'disabled'
1639     endif
1640   endif
1641   if fdt_opt == 'internal'
1642     fdt_files = files(
1643       'dtc/libfdt/fdt.c',
1644       'dtc/libfdt/fdt_ro.c',
1645       'dtc/libfdt/fdt_wip.c',
1646       'dtc/libfdt/fdt_sw.c',
1647       'dtc/libfdt/fdt_rw.c',
1648       'dtc/libfdt/fdt_strerror.c',
1649       'dtc/libfdt/fdt_empty_tree.c',
1650       'dtc/libfdt/fdt_addresses.c',
1651       'dtc/libfdt/fdt_overlay.c',
1652       'dtc/libfdt/fdt_check.c',
1653     )
1654
1655     fdt_inc = include_directories('dtc/libfdt')
1656     libfdt = static_library('fdt',
1657                             build_by_default: false,
1658                             sources: fdt_files,
1659                             include_directories: fdt_inc)
1660     fdt = declare_dependency(link_with: libfdt,
1661                              include_directories: fdt_inc)
1662   endif
1663 endif
1664 if not fdt.found() and fdt_required.length() > 0
1665   error('fdt not available but required by targets ' + ', '.join(fdt_required))
1666 endif
1667
1668 config_host_data.set('CONFIG_CAPSTONE', capstone.found())
1669 config_host_data.set('CONFIG_FDT', fdt.found())
1670 config_host_data.set('CONFIG_SLIRP', slirp.found())
1671
1672 #####################
1673 # Generated sources #
1674 #####################
1675
1676 genh += configure_file(output: 'config-host.h', configuration: config_host_data)
1677
1678 hxtool = find_program('scripts/hxtool')
1679 shaderinclude = find_program('scripts/shaderinclude.pl')
1680 qapi_gen = find_program('scripts/qapi-gen.py')
1681 qapi_gen_depends = [ meson.source_root() / 'scripts/qapi/__init__.py',
1682                      meson.source_root() / 'scripts/qapi/commands.py',
1683                      meson.source_root() / 'scripts/qapi/common.py',
1684                      meson.source_root() / 'scripts/qapi/error.py',
1685                      meson.source_root() / 'scripts/qapi/events.py',
1686                      meson.source_root() / 'scripts/qapi/expr.py',
1687                      meson.source_root() / 'scripts/qapi/gen.py',
1688                      meson.source_root() / 'scripts/qapi/introspect.py',
1689                      meson.source_root() / 'scripts/qapi/parser.py',
1690                      meson.source_root() / 'scripts/qapi/schema.py',
1691                      meson.source_root() / 'scripts/qapi/source.py',
1692                      meson.source_root() / 'scripts/qapi/types.py',
1693                      meson.source_root() / 'scripts/qapi/visit.py',
1694                      meson.source_root() / 'scripts/qapi/common.py',
1695                      meson.source_root() / 'scripts/qapi-gen.py'
1696 ]
1697
1698 tracetool = [
1699   python, files('scripts/tracetool.py'),
1700    '--backend=' + config_host['TRACE_BACKENDS']
1701 ]
1702 tracetool_depends = files(
1703   'scripts/tracetool/backend/log.py',
1704   'scripts/tracetool/backend/__init__.py',
1705   'scripts/tracetool/backend/dtrace.py',
1706   'scripts/tracetool/backend/ftrace.py',
1707   'scripts/tracetool/backend/simple.py',
1708   'scripts/tracetool/backend/syslog.py',
1709   'scripts/tracetool/backend/ust.py',
1710   'scripts/tracetool/format/tcg_h.py',
1711   'scripts/tracetool/format/ust_events_c.py',
1712   'scripts/tracetool/format/ust_events_h.py',
1713   'scripts/tracetool/format/__init__.py',
1714   'scripts/tracetool/format/d.py',
1715   'scripts/tracetool/format/tcg_helper_c.py',
1716   'scripts/tracetool/format/simpletrace_stap.py',
1717   'scripts/tracetool/format/c.py',
1718   'scripts/tracetool/format/h.py',
1719   'scripts/tracetool/format/tcg_helper_h.py',
1720   'scripts/tracetool/format/log_stap.py',
1721   'scripts/tracetool/format/stap.py',
1722   'scripts/tracetool/format/tcg_helper_wrapper_h.py',
1723   'scripts/tracetool/__init__.py',
1724   'scripts/tracetool/transform.py',
1725   'scripts/tracetool/vcpu.py'
1726 )
1727
1728 qemu_version_cmd = [find_program('scripts/qemu-version.sh'),
1729                     meson.current_source_dir(),
1730                     config_host['PKGVERSION'], meson.project_version()]
1731 qemu_version = custom_target('qemu-version.h',
1732                              output: 'qemu-version.h',
1733                              command: qemu_version_cmd,
1734                              capture: true,
1735                              build_by_default: true,
1736                              build_always_stale: true)
1737 genh += qemu_version
1738
1739 hxdep = []
1740 hx_headers = [
1741   ['qemu-options.hx', 'qemu-options.def'],
1742   ['qemu-img-cmds.hx', 'qemu-img-cmds.h'],
1743 ]
1744 if have_system
1745   hx_headers += [
1746     ['hmp-commands.hx', 'hmp-commands.h'],
1747     ['hmp-commands-info.hx', 'hmp-commands-info.h'],
1748   ]
1749 endif
1750 foreach d : hx_headers
1751   hxdep += custom_target(d[1],
1752                 input: files(d[0]),
1753                 output: d[1],
1754                 capture: true,
1755                 build_by_default: true, # to be removed when added to a target
1756                 command: [hxtool, '-h', '@INPUT0@'])
1757 endforeach
1758 genh += hxdep
1759
1760 ###################
1761 # Collect sources #
1762 ###################
1763
1764 authz_ss = ss.source_set()
1765 blockdev_ss = ss.source_set()
1766 block_ss = ss.source_set()
1767 bsd_user_ss = ss.source_set()
1768 chardev_ss = ss.source_set()
1769 common_ss = ss.source_set()
1770 crypto_ss = ss.source_set()
1771 io_ss = ss.source_set()
1772 linux_user_ss = ss.source_set()
1773 qmp_ss = ss.source_set()
1774 qom_ss = ss.source_set()
1775 softmmu_ss = ss.source_set()
1776 specific_fuzz_ss = ss.source_set()
1777 specific_ss = ss.source_set()
1778 stub_ss = ss.source_set()
1779 trace_ss = ss.source_set()
1780 user_ss = ss.source_set()
1781 util_ss = ss.source_set()
1782
1783 modules = {}
1784 hw_arch = {}
1785 target_arch = {}
1786 target_softmmu_arch = {}
1787 target_user_arch = {}
1788
1789 ###############
1790 # Trace files #
1791 ###############
1792
1793 # TODO: add each directory to the subdirs from its own meson.build, once
1794 # we have those
1795 trace_events_subdirs = [
1796   'crypto',
1797   'qapi',
1798   'qom',
1799   'monitor',
1800   'util',
1801 ]
1802 if have_user
1803   trace_events_subdirs += [ 'linux-user' ]
1804 endif
1805 if have_block
1806   trace_events_subdirs += [
1807     'authz',
1808     'block',
1809     'io',
1810     'nbd',
1811     'scsi',
1812   ]
1813 endif
1814 if have_system
1815   trace_events_subdirs += [
1816     'accel/kvm',
1817     'audio',
1818     'backends',
1819     'backends/tpm',
1820     'chardev',
1821     'ebpf',
1822     'hw/9pfs',
1823     'hw/acpi',
1824     'hw/adc',
1825     'hw/alpha',
1826     'hw/arm',
1827     'hw/audio',
1828     'hw/block',
1829     'hw/block/dataplane',
1830     'hw/char',
1831     'hw/display',
1832     'hw/dma',
1833     'hw/hppa',
1834     'hw/hyperv',
1835     'hw/i2c',
1836     'hw/i386',
1837     'hw/i386/xen',
1838     'hw/ide',
1839     'hw/input',
1840     'hw/intc',
1841     'hw/isa',
1842     'hw/mem',
1843     'hw/mips',
1844     'hw/misc',
1845     'hw/misc/macio',
1846     'hw/net',
1847     'hw/net/can',
1848     'hw/nvme',
1849     'hw/nvram',
1850     'hw/pci',
1851     'hw/pci-host',
1852     'hw/ppc',
1853     'hw/rdma',
1854     'hw/rdma/vmw',
1855     'hw/rtc',
1856     'hw/s390x',
1857     'hw/scsi',
1858     'hw/sd',
1859     'hw/sparc',
1860     'hw/sparc64',
1861     'hw/ssi',
1862     'hw/timer',
1863     'hw/tpm',
1864     'hw/usb',
1865     'hw/vfio',
1866     'hw/virtio',
1867     'hw/watchdog',
1868     'hw/xen',
1869     'hw/gpio',
1870     'migration',
1871     'net',
1872     'softmmu',
1873     'ui',
1874     'hw/remote',
1875   ]
1876 endif
1877 if have_system or have_user
1878   trace_events_subdirs += [
1879     'accel/tcg',
1880     'hw/core',
1881     'target/arm',
1882     'target/hppa',
1883     'target/i386',
1884     'target/i386/kvm',
1885     'target/mips',
1886     'target/ppc',
1887     'target/riscv',
1888     'target/s390x',
1889     'target/sparc',
1890   ]
1891 endif
1892
1893 vhost_user = not_found
1894 if 'CONFIG_VHOST_USER' in config_host
1895   libvhost_user = subproject('libvhost-user')
1896   vhost_user = libvhost_user.get_variable('vhost_user_dep')
1897 endif
1898
1899 subdir('qapi')
1900 subdir('qobject')
1901 subdir('stubs')
1902 subdir('trace')
1903 subdir('util')
1904 subdir('qom')
1905 subdir('authz')
1906 subdir('crypto')
1907 subdir('ui')
1908
1909
1910 if enable_modules
1911   libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO')
1912   modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO')
1913 endif
1914
1915 stub_ss = stub_ss.apply(config_all, strict: false)
1916
1917 util_ss.add_all(trace_ss)
1918 util_ss = util_ss.apply(config_all, strict: false)
1919 libqemuutil = static_library('qemuutil',
1920                              sources: util_ss.sources() + stub_ss.sources() + genh,
1921                              dependencies: [util_ss.dependencies(), m, glib, socket, malloc])
1922 qemuutil = declare_dependency(link_with: libqemuutil,
1923                               sources: genh + version_res)
1924
1925 if have_system or have_user
1926   decodetree = generator(find_program('scripts/decodetree.py'),
1927                          output: 'decode-@[email protected]',
1928                          arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@'])
1929   subdir('libdecnumber')
1930   subdir('target')
1931 endif
1932
1933 subdir('audio')
1934 subdir('io')
1935 subdir('chardev')
1936 subdir('fsdev')
1937 subdir('dump')
1938
1939 if have_block
1940   block_ss.add(files(
1941     'block.c',
1942     'blockjob.c',
1943     'job.c',
1944     'qemu-io-cmds.c',
1945   ))
1946   block_ss.add(when: 'CONFIG_REPLICATION', if_true: files('replication.c'))
1947
1948   subdir('nbd')
1949   subdir('scsi')
1950   subdir('block')
1951
1952   blockdev_ss.add(files(
1953     'blockdev.c',
1954     'blockdev-nbd.c',
1955     'iothread.c',
1956     'job-qmp.c',
1957   ), gnutls)
1958
1959   # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
1960   # os-win32.c does not
1961   blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
1962   softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
1963 endif
1964
1965 common_ss.add(files('cpus-common.c'))
1966
1967 subdir('softmmu')
1968
1969 common_ss.add(capstone)
1970 specific_ss.add(files('cpu.c', 'disas.c', 'gdbstub.c'), capstone)
1971 specific_ss.add(when: 'CONFIG_TCG', if_true: files(
1972   'fpu/softfloat.c',
1973   'tcg/optimize.c',
1974   'tcg/tcg-common.c',
1975   'tcg/tcg-op-gvec.c',
1976   'tcg/tcg-op-vec.c',
1977   'tcg/tcg-op.c',
1978   'tcg/tcg.c',
1979 ))
1980 specific_ss.add(when: 'CONFIG_TCG_INTERPRETER', if_true: files('tcg/tci.c'))
1981
1982 # Work around a gcc bug/misfeature wherein constant propagation looks
1983 # through an alias:
1984 #   https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696
1985 # to guess that a const variable is always zero.  Without lto, this is
1986 # impossible, as the alias is restricted to page-vary-common.c.  Indeed,
1987 # without lto, not even the alias is required -- we simply use different
1988 # declarations in different compilation units.
1989 pagevary = files('page-vary-common.c')
1990 if get_option('b_lto')
1991   pagevary_flags = ['-fno-lto']
1992   if get_option('cfi')
1993     pagevary_flags += '-fno-sanitize=cfi-icall'
1994   endif
1995   pagevary = static_library('page-vary-common', sources: pagevary,
1996                             c_args: pagevary_flags)
1997   pagevary = declare_dependency(link_with: pagevary)
1998 endif
1999 common_ss.add(pagevary)
2000 specific_ss.add(files('page-vary.c'))
2001
2002 subdir('backends')
2003 subdir('disas')
2004 subdir('migration')
2005 subdir('monitor')
2006 subdir('net')
2007 subdir('replay')
2008 subdir('semihosting')
2009 subdir('hw')
2010 subdir('accel')
2011 subdir('plugins')
2012 subdir('bsd-user')
2013 subdir('linux-user')
2014 subdir('ebpf')
2015
2016 common_ss.add(libbpf)
2017
2018 bsd_user_ss.add(files('gdbstub.c'))
2019 specific_ss.add_all(when: 'CONFIG_BSD_USER', if_true: bsd_user_ss)
2020
2021 linux_user_ss.add(files('gdbstub.c', 'thunk.c'))
2022 specific_ss.add_all(when: 'CONFIG_LINUX_USER', if_true: linux_user_ss)
2023
2024 # needed for fuzzing binaries
2025 subdir('tests/qtest/libqos')
2026 subdir('tests/qtest/fuzz')
2027
2028 ########################
2029 # Library dependencies #
2030 ########################
2031
2032 block_mods = []
2033 softmmu_mods = []
2034 foreach d, list : modules
2035   foreach m, module_ss : list
2036     if enable_modules and targetos != 'windows'
2037       module_ss = module_ss.apply(config_all, strict: false)
2038       sl = static_library(d + '-' + m, [genh, module_ss.sources()],
2039                           dependencies: [modulecommon, module_ss.dependencies()], pic: true)
2040       if d == 'block'
2041         block_mods += sl
2042       else
2043         softmmu_mods += sl
2044       endif
2045     else
2046       if d == 'block'
2047         block_ss.add_all(module_ss)
2048       else
2049         softmmu_ss.add_all(module_ss)
2050       endif
2051     endif
2052   endforeach
2053 endforeach
2054
2055 nm = find_program('nm')
2056 undefsym = find_program('scripts/undefsym.py')
2057 block_syms = custom_target('block.syms', output: 'block.syms',
2058                              input: [libqemuutil, block_mods],
2059                              capture: true,
2060                              command: [undefsym, nm, '@INPUT@'])
2061 qemu_syms = custom_target('qemu.syms', output: 'qemu.syms',
2062                              input: [libqemuutil, softmmu_mods],
2063                              capture: true,
2064                              command: [undefsym, nm, '@INPUT@'])
2065
2066 qom_ss = qom_ss.apply(config_host, strict: false)
2067 libqom = static_library('qom', qom_ss.sources() + genh,
2068                         dependencies: [qom_ss.dependencies()],
2069                         name_suffix: 'fa')
2070
2071 qom = declare_dependency(link_whole: libqom)
2072
2073 authz_ss = authz_ss.apply(config_host, strict: false)
2074 libauthz = static_library('authz', authz_ss.sources() + genh,
2075                           dependencies: [authz_ss.dependencies()],
2076                           name_suffix: 'fa',
2077                           build_by_default: false)
2078
2079 authz = declare_dependency(link_whole: libauthz,
2080                            dependencies: qom)
2081
2082 crypto_ss = crypto_ss.apply(config_host, strict: false)
2083 libcrypto = static_library('crypto', crypto_ss.sources() + genh,
2084                            dependencies: [crypto_ss.dependencies()],
2085                            name_suffix: 'fa',
2086                            build_by_default: false)
2087
2088 crypto = declare_dependency(link_whole: libcrypto,
2089                             dependencies: [authz, qom])
2090
2091 io_ss = io_ss.apply(config_host, strict: false)
2092 libio = static_library('io', io_ss.sources() + genh,
2093                        dependencies: [io_ss.dependencies()],
2094                        link_with: libqemuutil,
2095                        name_suffix: 'fa',
2096                        build_by_default: false)
2097
2098 io = declare_dependency(link_whole: libio, dependencies: [crypto, qom])
2099
2100 libmigration = static_library('migration', sources: migration_files + genh,
2101                               name_suffix: 'fa',
2102                               build_by_default: false)
2103 migration = declare_dependency(link_with: libmigration,
2104                                dependencies: [zlib, qom, io])
2105 softmmu_ss.add(migration)
2106
2107 block_ss = block_ss.apply(config_host, strict: false)
2108 libblock = static_library('block', block_ss.sources() + genh,
2109                           dependencies: block_ss.dependencies(),
2110                           link_depends: block_syms,
2111                           name_suffix: 'fa',
2112                           build_by_default: false)
2113
2114 block = declare_dependency(link_whole: [libblock],
2115                            link_args: '@block.syms',
2116                            dependencies: [crypto, io])
2117
2118 blockdev_ss = blockdev_ss.apply(config_host, strict: false)
2119 libblockdev = static_library('blockdev', blockdev_ss.sources() + genh,
2120                              dependencies: blockdev_ss.dependencies(),
2121                              name_suffix: 'fa',
2122                              build_by_default: false)
2123
2124 blockdev = declare_dependency(link_whole: [libblockdev],
2125                               dependencies: [block])
2126
2127 qmp_ss = qmp_ss.apply(config_host, strict: false)
2128 libqmp = static_library('qmp', qmp_ss.sources() + genh,
2129                         dependencies: qmp_ss.dependencies(),
2130                         name_suffix: 'fa',
2131                         build_by_default: false)
2132
2133 qmp = declare_dependency(link_whole: [libqmp])
2134
2135 libchardev = static_library('chardev', chardev_ss.sources() + genh,
2136                             name_suffix: 'fa',
2137                             dependencies: [gnutls],
2138                             build_by_default: false)
2139
2140 chardev = declare_dependency(link_whole: libchardev)
2141
2142 libhwcore = static_library('hwcore', sources: hwcore_files + genh,
2143                            name_suffix: 'fa',
2144                            build_by_default: false)
2145 hwcore = declare_dependency(link_whole: libhwcore)
2146 common_ss.add(hwcore)
2147
2148 ###########
2149 # Targets #
2150 ###########
2151
2152 foreach m : block_mods + softmmu_mods
2153   shared_module(m.name(),
2154                 name_prefix: '',
2155                 link_whole: m,
2156                 install: true,
2157                 install_dir: qemu_moddir)
2158 endforeach
2159
2160 softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp)
2161 common_ss.add(qom, qemuutil)
2162
2163 common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss])
2164 common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss)
2165
2166 common_all = common_ss.apply(config_all, strict: false)
2167 common_all = static_library('common',
2168                             build_by_default: false,
2169                             sources: common_all.sources() + genh,
2170                             dependencies: common_all.dependencies(),
2171                             name_suffix: 'fa')
2172
2173 feature_to_c = find_program('scripts/feature_to_c.sh')
2174
2175 emulators = {}
2176 foreach target : target_dirs
2177   config_target = config_target_mak[target]
2178   target_name = config_target['TARGET_NAME']
2179   arch = config_target['TARGET_BASE_ARCH']
2180   arch_srcs = [config_target_h[target]]
2181   arch_deps = []
2182   c_args = ['-DNEED_CPU_H',
2183             '-DCONFIG_TARGET="@[email protected]"'.format(target),
2184             '-DCONFIG_DEVICES="@[email protected]"'.format(target)]
2185   link_args = emulator_link_args
2186
2187   config_target += config_host
2188   target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
2189   if targetos == 'linux'
2190     target_inc += include_directories('linux-headers', is_system: true)
2191   endif
2192   if target.endswith('-softmmu')
2193     qemu_target_name = 'qemu-system-' + target_name
2194     target_type='system'
2195     t = target_softmmu_arch[arch].apply(config_target, strict: false)
2196     arch_srcs += t.sources()
2197     arch_deps += t.dependencies()
2198
2199     hw_dir = target_name == 'sparc64' ? 'sparc64' : arch
2200     hw = hw_arch[hw_dir].apply(config_target, strict: false)
2201     arch_srcs += hw.sources()
2202     arch_deps += hw.dependencies()
2203
2204     arch_srcs += config_devices_h[target]
2205     link_args += ['@block.syms', '@qemu.syms']
2206   else
2207     abi = config_target['TARGET_ABI_DIR']
2208     target_type='user'
2209     qemu_target_name = 'qemu-' + target_name
2210     if arch in target_user_arch
2211       t = target_user_arch[arch].apply(config_target, strict: false)
2212       arch_srcs += t.sources()
2213       arch_deps += t.dependencies()
2214     endif
2215     if 'CONFIG_LINUX_USER' in config_target
2216       base_dir = 'linux-user'
2217       target_inc += include_directories('linux-user/host/' / config_host['ARCH'])
2218     else
2219       base_dir = 'bsd-user'
2220       target_inc += include_directories('bsd-user/freebsd')
2221     endif
2222     target_inc += include_directories(
2223       base_dir,
2224       base_dir / abi,
2225     )
2226     if 'CONFIG_LINUX_USER' in config_target
2227       dir = base_dir / abi
2228       arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c')
2229       if config_target.has_key('TARGET_SYSTBL_ABI')
2230         arch_srcs += \
2231           syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'],
2232                                              extra_args : config_target['TARGET_SYSTBL_ABI'])
2233       endif
2234     endif
2235   endif
2236
2237   if 'TARGET_XML_FILES' in config_target
2238     gdbstub_xml = custom_target(target + '-gdbstub-xml.c',
2239                                 output: target + '-gdbstub-xml.c',
2240                                 input: files(config_target['TARGET_XML_FILES'].split()),
2241                                 command: [feature_to_c, '@INPUT@'],
2242                                 capture: true)
2243     arch_srcs += gdbstub_xml
2244   endif
2245
2246   t = target_arch[arch].apply(config_target, strict: false)
2247   arch_srcs += t.sources()
2248   arch_deps += t.dependencies()
2249
2250   target_common = common_ss.apply(config_target, strict: false)
2251   objects = common_all.extract_objects(target_common.sources())
2252   deps = target_common.dependencies()
2253
2254   target_specific = specific_ss.apply(config_target, strict: false)
2255   arch_srcs += target_specific.sources()
2256   arch_deps += target_specific.dependencies()
2257
2258   lib = static_library('qemu-' + target,
2259                  sources: arch_srcs + genh,
2260                  dependencies: arch_deps,
2261                  objects: objects,
2262                  include_directories: target_inc,
2263                  c_args: c_args,
2264                  build_by_default: false,
2265                  name_suffix: 'fa')
2266
2267   if target.endswith('-softmmu')
2268     execs = [{
2269       'name': 'qemu-system-' + target_name,
2270       'gui': false,
2271       'sources': files('softmmu/main.c'),
2272       'dependencies': []
2273     }]
2274     if targetos == 'windows' and (sdl.found() or gtk.found())
2275       execs += [{
2276         'name': 'qemu-system-' + target_name + 'w',
2277         'gui': true,
2278         'sources': files('softmmu/main.c'),
2279         'dependencies': []
2280       }]
2281     endif
2282     if config_host.has_key('CONFIG_FUZZ')
2283       specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false)
2284       execs += [{
2285         'name': 'qemu-fuzz-' + target_name,
2286         'gui': false,
2287         'sources': specific_fuzz.sources(),
2288         'dependencies': specific_fuzz.dependencies(),
2289       }]
2290     endif
2291   else
2292     execs = [{
2293       'name': 'qemu-' + target_name,
2294       'gui': false,
2295       'sources': [],
2296       'dependencies': []
2297     }]
2298   endif
2299   foreach exe: execs
2300     exe_name = exe['name']
2301     exe_sign = 'CONFIG_HVF' in config_target
2302     if exe_sign
2303       exe_name += '-unsigned'
2304     endif
2305
2306     emulator = executable(exe_name, exe['sources'],
2307                install: true,
2308                c_args: c_args,
2309                dependencies: arch_deps + deps + exe['dependencies'],
2310                objects: lib.extract_all_objects(recursive: true),
2311                link_language: link_language,
2312                link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
2313                link_args: link_args,
2314                gui_app: exe['gui'])
2315
2316     if exe_sign
2317       emulators += {exe['name'] : custom_target(exe['name'],
2318                    depends: emulator,
2319                    output: exe['name'],
2320                    command: [
2321                      meson.current_source_dir() / 'scripts/entitlement.sh',
2322                      meson.current_build_dir() / exe_name,
2323                      meson.current_build_dir() / exe['name'],
2324                      meson.current_source_dir() / 'accel/hvf/entitlements.plist'
2325                    ])
2326       }
2327
2328       meson.add_install_script('scripts/entitlement.sh', '--install',
2329                                get_option('bindir') / exe_name,
2330                                get_option('bindir') / exe['name'],
2331                                meson.current_source_dir() / 'accel/hvf/entitlements.plist')
2332     else
2333       emulators += {exe['name']: emulator}
2334     endif
2335
2336     if 'CONFIG_TRACE_SYSTEMTAP' in config_host
2337       foreach stp: [
2338         {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false},
2339         {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true},
2340         {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
2341         {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
2342       ]
2343         custom_target(exe['name'] + stp['ext'],
2344                       input: trace_events_all,
2345                       output: exe['name'] + stp['ext'],
2346                       install: stp['install'],
2347                       install_dir: get_option('datadir') / 'systemtap/tapset',
2348                       command: [
2349                         tracetool, '--group=all', '--format=' + stp['fmt'],
2350                         '--binary=' + stp['bin'],
2351                         '--target-name=' + target_name,
2352                         '--target-type=' + target_type,
2353                         '--probe-prefix=qemu.' + target_type + '.' + target_name,
2354                         '@INPUT@', '@OUTPUT@'
2355                       ],
2356                       depend_files: tracetool_depends)
2357       endforeach
2358     endif
2359   endforeach
2360 endforeach
2361
2362 # Other build targets
2363
2364 if 'CONFIG_PLUGIN' in config_host
2365   install_headers('include/qemu/qemu-plugin.h')
2366 endif
2367
2368 if 'CONFIG_GUEST_AGENT' in config_host
2369   subdir('qga')
2370 elif get_option('guest_agent_msi').enabled()
2371   error('Guest agent MSI requested, but the guest agent is not being built')
2372 endif
2373
2374 # Don't build qemu-keymap if xkbcommon is not explicitly enabled
2375 # when we don't build tools or system
2376 if xkbcommon.found()
2377   # used for the update-keymaps target, so include rules even if !have_tools
2378   qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh,
2379                            dependencies: [qemuutil, xkbcommon], install: have_tools)
2380 endif
2381
2382 if have_tools
2383   qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
2384              dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)
2385   qemu_io = executable('qemu-io', files('qemu-io.c'),
2386              dependencies: [block, qemuutil], install: true)
2387   qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'),
2388                dependencies: [blockdev, qemuutil, gnutls], install: true)
2389
2390   subdir('storage-daemon')
2391   subdir('contrib/rdmacm-mux')
2392   subdir('contrib/elf2dmp')
2393
2394   executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'),
2395              dependencies: qemuutil,
2396              install: true)
2397
2398   if 'CONFIG_VHOST_USER' in config_host
2399     subdir('contrib/vhost-user-blk')
2400     subdir('contrib/vhost-user-gpu')
2401     subdir('contrib/vhost-user-input')
2402     subdir('contrib/vhost-user-scsi')
2403   endif
2404
2405   if targetos == 'linux'
2406     executable('qemu-bridge-helper', files('qemu-bridge-helper.c'),
2407                dependencies: [qemuutil, libcap_ng],
2408                install: true,
2409                install_dir: get_option('libexecdir'))
2410
2411     executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'),
2412                dependencies: [authz, crypto, io, qom, qemuutil,
2413                               libcap_ng, mpathpersist],
2414                install: true)
2415   endif
2416
2417   if 'CONFIG_IVSHMEM' in config_host
2418     subdir('contrib/ivshmem-client')
2419     subdir('contrib/ivshmem-server')
2420   endif
2421 endif
2422
2423 subdir('scripts')
2424 subdir('tools')
2425 subdir('pc-bios')
2426 subdir('docs')
2427 subdir('tests')
2428 if gtk.found()
2429   subdir('po')
2430 endif
2431
2432 if host_machine.system() == 'windows'
2433   nsis_cmd = [
2434     find_program('scripts/nsis.py'),
2435     '@OUTPUT@',
2436     get_option('prefix'),
2437     meson.current_source_dir(),
2438     host_machine.cpu(),
2439     '--',
2440     '-DDISPLAYVERSION=' + meson.project_version(),
2441   ]
2442   if build_docs
2443     nsis_cmd += '-DCONFIG_DOCUMENTATION=y'
2444   endif
2445   if gtk.found()
2446     nsis_cmd += '-DCONFIG_GTK=y'
2447   endif
2448
2449   nsis = custom_target('nsis',
2450                        output: 'qemu-setup-' + meson.project_version() + '.exe',
2451                        input: files('qemu.nsi'),
2452                        build_always_stale: true,
2453                        command: nsis_cmd + ['@INPUT@'])
2454   alias_target('installer', nsis)
2455 endif
2456
2457 #########################
2458 # Configuration summary #
2459 #########################
2460
2461 # Directories
2462 summary_info = {}
2463 summary_info += {'Install prefix':    get_option('prefix')}
2464 summary_info += {'BIOS directory':    qemu_datadir}
2465 summary_info += {'firmware path':     get_option('qemu_firmwarepath')}
2466 summary_info += {'binary directory':  get_option('bindir')}
2467 summary_info += {'library directory': get_option('libdir')}
2468 summary_info += {'module directory':  qemu_moddir}
2469 summary_info += {'libexec directory': get_option('libexecdir')}
2470 summary_info += {'include directory': get_option('includedir')}
2471 summary_info += {'config directory':  get_option('sysconfdir')}
2472 if targetos != 'windows'
2473   summary_info += {'local state directory': get_option('localstatedir')}
2474   summary_info += {'Manual directory':      get_option('mandir')}
2475 else
2476   summary_info += {'local state directory': 'queried at runtime'}
2477 endif
2478 summary_info += {'Doc directory':     get_option('docdir')}
2479 summary_info += {'Build directory':   meson.current_build_dir()}
2480 summary_info += {'Source path':       meson.current_source_dir()}
2481 summary_info += {'GIT submodules':    config_host['GIT_SUBMODULES']}
2482 summary(summary_info, bool_yn: true, section: 'Directories')
2483
2484 # Host binaries
2485 summary_info = {}
2486 summary_info += {'git':               config_host['GIT']}
2487 summary_info += {'make':              config_host['MAKE']}
2488 summary_info += {'python':            '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
2489 summary_info += {'sphinx-build':      sphinx_build.found()}
2490 if config_host.has_key('HAVE_GDB_BIN')
2491   summary_info += {'gdb':             config_host['HAVE_GDB_BIN']}
2492 endif
2493 summary_info += {'genisoimage':       config_host['GENISOIMAGE']}
2494 if targetos == 'windows' and config_host.has_key('CONFIG_GUEST_AGENT')
2495   summary_info += {'wixl':            wixl.found() ? wixl.full_path() : false}
2496 endif
2497 if slirp_opt != 'disabled' and 'CONFIG_SLIRP_SMBD' in config_host
2498   summary_info += {'smbd':            config_host['CONFIG_SMBD_COMMAND']}
2499 endif
2500 summary(summary_info, bool_yn: true, section: 'Host binaries')
2501
2502 # Configurable features
2503 summary_info = {}
2504 summary_info += {'Documentation':     build_docs}
2505 summary_info += {'system-mode emulation': have_system}
2506 summary_info += {'user-mode emulation': have_user}
2507 summary_info += {'block layer':       have_block}
2508 summary_info += {'Install blobs':     get_option('install_blobs')}
2509 summary_info += {'module support':    config_host.has_key('CONFIG_MODULES')}
2510 if config_host.has_key('CONFIG_MODULES')
2511   summary_info += {'alternative module path': config_host.has_key('CONFIG_MODULE_UPGRADES')}
2512 endif
2513 summary_info += {'plugin support':    config_host.has_key('CONFIG_PLUGIN')}
2514 summary_info += {'fuzzing support':   config_host.has_key('CONFIG_FUZZ')}
2515 if have_system
2516   summary_info += {'Audio drivers':     config_host['CONFIG_AUDIO_DRIVERS']}
2517 endif
2518 summary_info += {'Trace backends':    config_host['TRACE_BACKENDS']}
2519 if config_host['TRACE_BACKENDS'].split().contains('simple')
2520   summary_info += {'Trace output file': config_host['CONFIG_TRACE_FILE'] + '-<pid>'}
2521 endif
2522 summary_info += {'QOM debugging':     config_host.has_key('CONFIG_QOM_CAST_DEBUG')}
2523 summary_info += {'vhost-kernel support': config_host.has_key('CONFIG_VHOST_KERNEL')}
2524 summary_info += {'vhost-net support': config_host.has_key('CONFIG_VHOST_NET')}
2525 summary_info += {'vhost-crypto support': config_host.has_key('CONFIG_VHOST_CRYPTO')}
2526 summary_info += {'vhost-scsi support': config_host.has_key('CONFIG_VHOST_SCSI')}
2527 summary_info += {'vhost-vsock support': config_host.has_key('CONFIG_VHOST_VSOCK')}
2528 summary_info += {'vhost-user support': config_host.has_key('CONFIG_VHOST_USER')}
2529 summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server}
2530 summary_info += {'vhost-user-fs support': config_host.has_key('CONFIG_VHOST_USER_FS')}
2531 summary_info += {'vhost-vdpa support': config_host.has_key('CONFIG_VHOST_VDPA')}
2532 summary_info += {'build guest agent': config_host.has_key('CONFIG_GUEST_AGENT')}
2533 summary(summary_info, bool_yn: true, section: 'Configurable features')
2534
2535 # Compilation information
2536 summary_info = {}
2537 summary_info += {'host CPU':          cpu}
2538 summary_info += {'host endianness':   build_machine.endian()}
2539 summary_info += {'C compiler':        meson.get_compiler('c').cmd_array()[0]}
2540 summary_info += {'Host C compiler':   meson.get_compiler('c', native: true).cmd_array()[0]}
2541 if link_language == 'cpp'
2542   summary_info += {'C++ compiler':      meson.get_compiler('cpp').cmd_array()[0]}
2543 else
2544   summary_info += {'C++ compiler':      false}
2545 endif
2546 if targetos == 'darwin'
2547   summary_info += {'Objective-C compiler': meson.get_compiler('objc').cmd_array()[0]}
2548 endif
2549 if targetos == 'windows'
2550   if 'WIN_SDK' in config_host
2551     summary_info += {'Windows SDK':   config_host['WIN_SDK']}
2552   endif
2553 endif
2554 summary_info += {'ARFLAGS':           config_host['ARFLAGS']}
2555 summary_info += {'CFLAGS':            ' '.join(get_option('c_args')
2556                                                + ['-O' + get_option('optimization')]
2557                                                + (get_option('debug') ? ['-g'] : []))}
2558 if link_language == 'cpp'
2559   summary_info += {'CXXFLAGS':        ' '.join(get_option('cpp_args')
2560                                                + ['-O' + get_option('optimization')]
2561                                                + (get_option('debug') ? ['-g'] : []))}
2562 endif
2563 link_args = get_option(link_language + '_link_args')
2564 if link_args.length() > 0
2565   summary_info += {'LDFLAGS':         ' '.join(link_args)}
2566 endif
2567 summary_info += {'QEMU_CFLAGS':       config_host['QEMU_CFLAGS']}
2568 summary_info += {'QEMU_LDFLAGS':      config_host['QEMU_LDFLAGS']}
2569 summary_info += {'profiler':          config_host.has_key('CONFIG_PROFILER')}
2570 summary_info += {'link-time optimization (LTO)': get_option('b_lto')}
2571 summary_info += {'PIE':               get_option('b_pie')}
2572 summary_info += {'static build':      config_host.has_key('CONFIG_STATIC')}
2573 summary_info += {'malloc trim support': has_malloc_trim}
2574 summary_info += {'membarrier':        config_host.has_key('CONFIG_MEMBARRIER')}
2575 summary_info += {'preadv support':    config_host_data.get('CONFIG_PREADV')}
2576 summary_info += {'fdatasync':         config_host.has_key('CONFIG_FDATASYNC')}
2577 summary_info += {'madvise':           config_host.has_key('CONFIG_MADVISE')}
2578 summary_info += {'posix_madvise':     config_host.has_key('CONFIG_POSIX_MADVISE')}
2579 summary_info += {'posix_memalign':    config_host.has_key('CONFIG_POSIX_MEMALIGN')}
2580 summary_info += {'debug stack usage': config_host.has_key('CONFIG_DEBUG_STACK_USAGE')}
2581 summary_info += {'mutex debugging':   config_host.has_key('CONFIG_DEBUG_MUTEX')}
2582 summary_info += {'memory allocator':  get_option('malloc')}
2583 summary_info += {'avx2 optimization': config_host.has_key('CONFIG_AVX2_OPT')}
2584 summary_info += {'avx512f optimization': config_host.has_key('CONFIG_AVX512F_OPT')}
2585 summary_info += {'gprof enabled':     config_host.has_key('CONFIG_GPROF')}
2586 summary_info += {'gcov':              get_option('b_coverage')}
2587 summary_info += {'thread sanitizer':  config_host.has_key('CONFIG_TSAN')}
2588 summary_info += {'CFI support':       get_option('cfi')}
2589 if get_option('cfi')
2590   summary_info += {'CFI debug support': get_option('cfi_debug')}
2591 endif
2592 summary_info += {'strip binaries':    get_option('strip')}
2593 summary_info += {'sparse':            sparse.found() ? sparse.full_path() : false}
2594 summary_info += {'mingw32 support':   targetos == 'windows'}
2595
2596 # snarf the cross-compilation information for tests
2597 foreach target: target_dirs
2598   tcg_mak = meson.current_build_dir() / 'tests/tcg' / 'config-' + target + '.mak'
2599   if fs.exists(tcg_mak)
2600     config_cross_tcg = keyval.load(tcg_mak)
2601     target = config_cross_tcg['TARGET_NAME']
2602     compiler = ''
2603     if 'DOCKER_CROSS_CC_GUEST' in config_cross_tcg
2604       summary_info += {target + ' tests': config_cross_tcg['DOCKER_CROSS_CC_GUEST'] +
2605                                           ' via ' + config_cross_tcg['DOCKER_IMAGE']}
2606     elif 'CROSS_CC_GUEST' in config_cross_tcg
2607       summary_info += {target + ' tests'
2608                                 : config_cross_tcg['CROSS_CC_GUEST'] }
2609     endif
2610    endif
2611 endforeach
2612
2613 summary(summary_info, bool_yn: true, section: 'Compilation')
2614
2615 # Targets and accelerators
2616 summary_info = {}
2617 if have_system
2618   summary_info += {'KVM support':       config_all.has_key('CONFIG_KVM')}
2619   summary_info += {'HAX support':       config_all.has_key('CONFIG_HAX')}
2620   summary_info += {'HVF support':       config_all.has_key('CONFIG_HVF')}
2621   summary_info += {'WHPX support':      config_all.has_key('CONFIG_WHPX')}
2622   summary_info += {'NVMM support':      config_all.has_key('CONFIG_NVMM')}
2623   summary_info += {'Xen support':       config_host.has_key('CONFIG_XEN_BACKEND')}
2624   if config_host.has_key('CONFIG_XEN_BACKEND')
2625     summary_info += {'xen ctrl version':  config_host['CONFIG_XEN_CTRL_INTERFACE_VERSION']}
2626   endif
2627 endif
2628 summary_info += {'TCG support':       config_all.has_key('CONFIG_TCG')}
2629 if config_all.has_key('CONFIG_TCG')
2630   if get_option('tcg_interpreter')
2631     summary_info += {'TCG backend':   'TCI (TCG with bytecode interpreter, experimental and slow)'}
2632   else
2633     summary_info += {'TCG backend':   'native (@0@)'.format(cpu)}
2634   endif
2635   summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')}
2636 endif
2637 summary_info += {'target list':       ' '.join(target_dirs)}
2638 if have_system
2639   summary_info += {'default devices':   get_option('default_devices')}
2640   summary_info += {'out of process emulation': multiprocess_allowed}
2641 endif
2642 summary(summary_info, bool_yn: true, section: 'Targets and accelerators')
2643
2644 # Block layer
2645 summary_info = {}
2646 summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']}
2647 summary_info += {'coroutine pool':    config_host['CONFIG_COROUTINE_POOL'] == '1'}
2648 if have_block
2649   summary_info += {'Block whitelist (rw)': config_host['CONFIG_BDRV_RW_WHITELIST']}
2650   summary_info += {'Block whitelist (ro)': config_host['CONFIG_BDRV_RO_WHITELIST']}
2651   summary_info += {'VirtFS support':    have_virtfs}
2652   summary_info += {'build virtiofs daemon': have_virtiofsd}
2653   summary_info += {'Live block migration': config_host.has_key('CONFIG_LIVE_BLOCK_MIGRATION')}
2654   summary_info += {'replication support': config_host.has_key('CONFIG_REPLICATION')}
2655   summary_info += {'bochs support':     config_host.has_key('CONFIG_BOCHS')}
2656   summary_info += {'cloop support':     config_host.has_key('CONFIG_CLOOP')}
2657   summary_info += {'dmg support':       config_host.has_key('CONFIG_DMG')}
2658   summary_info += {'qcow v1 support':   config_host.has_key('CONFIG_QCOW1')}
2659   summary_info += {'vdi support':       config_host.has_key('CONFIG_VDI')}
2660   summary_info += {'vvfat support':     config_host.has_key('CONFIG_VVFAT')}
2661   summary_info += {'qed support':       config_host.has_key('CONFIG_QED')}
2662   summary_info += {'parallels support': config_host.has_key('CONFIG_PARALLELS')}
2663   summary_info += {'FUSE exports':      fuse.found()}
2664 endif
2665 summary(summary_info, bool_yn: true, section: 'Block layer support')
2666
2667 # Crypto
2668 summary_info = {}
2669 summary_info += {'TLS priority':      config_host['CONFIG_TLS_PRIORITY']}
2670 summary_info += {'GNUTLS support':    config_host.has_key('CONFIG_GNUTLS')}
2671 # TODO: add back version
2672 summary_info += {'libgcrypt':         config_host.has_key('CONFIG_GCRYPT')}
2673 if config_host.has_key('CONFIG_GCRYPT')
2674    summary_info += {'  hmac':            config_host.has_key('CONFIG_GCRYPT_HMAC')}
2675    summary_info += {'  XTS':             not config_host.has_key('CONFIG_QEMU_PRIVATE_XTS')}
2676 endif
2677 # TODO: add back version
2678 summary_info += {'nettle':            config_host.has_key('CONFIG_NETTLE')}
2679 if config_host.has_key('CONFIG_NETTLE')
2680    summary_info += {'  XTS':             not config_host.has_key('CONFIG_QEMU_PRIVATE_XTS')}
2681 endif
2682 summary_info += {'crypto afalg':      config_host.has_key('CONFIG_AF_ALG')}
2683 summary_info += {'rng-none':          config_host.has_key('CONFIG_RNG_NONE')}
2684 summary_info += {'Linux keyring':     config_host.has_key('CONFIG_SECRET_KEYRING')}
2685 summary(summary_info, bool_yn: true, section: 'Crypto')
2686
2687 # Libraries
2688 summary_info = {}
2689 if targetos == 'darwin'
2690   summary_info += {'Cocoa support':   cocoa.found()}
2691 endif
2692 # TODO: add back version
2693 summary_info += {'SDL support':       sdl.found()}
2694 summary_info += {'SDL image support': sdl_image.found()}
2695 # TODO: add back version
2696 summary_info += {'GTK support':       gtk.found()}
2697 summary_info += {'pixman':            pixman.found()}
2698 # TODO: add back version
2699 summary_info += {'VTE support':       config_host.has_key('CONFIG_VTE')}
2700 # TODO: add back version
2701 summary_info += {'slirp support':     slirp_opt == 'disabled' ? false : slirp_opt}
2702 summary_info += {'libtasn1':          config_host.has_key('CONFIG_TASN1')}
2703 summary_info += {'PAM':               config_host.has_key('CONFIG_AUTH_PAM')}
2704 summary_info += {'iconv support':     iconv.found()}
2705 summary_info += {'curses support':    curses.found()}
2706 # TODO: add back version
2707 summary_info += {'virgl support':     config_host.has_key('CONFIG_VIRGL')}
2708 summary_info += {'curl support':      curl.found()}
2709 summary_info += {'Multipath support': mpathpersist.found()}
2710 summary_info += {'VNC support':       vnc.found()}
2711 if vnc.found()
2712   summary_info += {'VNC SASL support':  sasl.found()}
2713   summary_info += {'VNC JPEG support':  jpeg.found()}
2714   summary_info += {'VNC PNG support':   png.found()}
2715 endif
2716 summary_info += {'brlapi support':    brlapi.found()}
2717 summary_info += {'vde support':       config_host.has_key('CONFIG_VDE')}
2718 summary_info += {'netmap support':    config_host.has_key('CONFIG_NETMAP')}
2719 summary_info += {'Linux AIO support': config_host.has_key('CONFIG_LINUX_AIO')}
2720 summary_info += {'Linux io_uring support': config_host.has_key('CONFIG_LINUX_IO_URING')}
2721 summary_info += {'ATTR/XATTR support': libattr.found()}
2722 summary_info += {'RDMA support':      config_host.has_key('CONFIG_RDMA')}
2723 summary_info += {'PVRDMA support':    config_host.has_key('CONFIG_PVRDMA')}
2724 summary_info += {'fdt support':       fdt_opt == 'disabled' ? false : fdt_opt}
2725 summary_info += {'libcap-ng support': libcap_ng.found()}
2726 summary_info += {'bpf support': libbpf.found()}
2727 # TODO: add back protocol and server version
2728 summary_info += {'spice support':     config_host.has_key('CONFIG_SPICE')}
2729 summary_info += {'rbd support':       rbd.found()}
2730 summary_info += {'xfsctl support':    config_host.has_key('CONFIG_XFS')}
2731 summary_info += {'smartcard support': config_host.has_key('CONFIG_SMARTCARD')}
2732 summary_info += {'U2F support':       u2f.found()}
2733 summary_info += {'libusb':            config_host.has_key('CONFIG_USB_LIBUSB')}
2734 summary_info += {'usb net redir':     config_host.has_key('CONFIG_USB_REDIR')}
2735 summary_info += {'OpenGL support':    config_host.has_key('CONFIG_OPENGL')}
2736 summary_info += {'GBM':               config_host.has_key('CONFIG_GBM')}
2737 summary_info += {'libiscsi support':  libiscsi.found()}
2738 summary_info += {'libnfs support':    libnfs.found()}
2739 if targetos == 'windows'
2740   if config_host.has_key('CONFIG_GUEST_AGENT')
2741     summary_info += {'QGA VSS support':   config_host.has_key('CONFIG_QGA_VSS')}
2742     summary_info += {'QGA w32 disk info': config_host.has_key('CONFIG_QGA_NTDDSCSI')}
2743   endif
2744 endif
2745 summary_info += {'seccomp support':   seccomp.found()}
2746 summary_info += {'GlusterFS support': glusterfs.found()}
2747 summary_info += {'TPM support':       config_host.has_key('CONFIG_TPM')}
2748 summary_info += {'libssh support':    config_host.has_key('CONFIG_LIBSSH')}
2749 summary_info += {'lzo support':       lzo.found()}
2750 summary_info += {'snappy support':    snappy.found()}
2751 summary_info += {'bzip2 support':     libbzip2.found()}
2752 summary_info += {'lzfse support':     liblzfse.found()}
2753 summary_info += {'zstd support':      zstd.found()}
2754 summary_info += {'NUMA host support': config_host.has_key('CONFIG_NUMA')}
2755 summary_info += {'libxml2':           config_host.has_key('CONFIG_LIBXML2')}
2756 summary_info += {'capstone':          capstone_opt == 'disabled' ? false : capstone_opt}
2757 summary_info += {'libpmem support':   config_host.has_key('CONFIG_LIBPMEM')}
2758 summary_info += {'libdaxctl support': config_host.has_key('CONFIG_LIBDAXCTL')}
2759 summary_info += {'libudev':           libudev.found()}
2760 summary_info += {'FUSE lseek':        fuse_lseek.found()}
2761 summary(summary_info, bool_yn: true, section: 'Dependencies')
2762
2763 if not supported_cpus.contains(cpu)
2764   message()
2765   warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!')
2766   message()
2767   message('CPU host architecture ' + cpu + ' support is not currently maintained.')
2768   message('The QEMU project intends to remove support for this host CPU in')
2769   message('a future release if nobody volunteers to maintain it and to')
2770   message('provide a build host for our continuous integration setup.')
2771   message('configure has succeeded and you can continue to build, but')
2772   message('if you care about QEMU on this platform you should contact')
2773   message('us upstream at [email protected].')
2774 endif
2775
2776 if not supported_oses.contains(targetos)
2777   message()
2778   warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!')
2779   message()
2780   message('Host OS ' + targetos + 'support is not currently maintained.')
2781   message('The QEMU project intends to remove support for this host OS in')
2782   message('a future release if nobody volunteers to maintain it and to')
2783   message('provide a build host for our continuous integration setup.')
2784   message('configure has succeeded and you can continue to build, but')
2785   message('if you care about QEMU on this platform you should contact')
2786   message('us upstream at [email protected].')
2787 endif