xref: /openbmc/qemu/meson.build (revision a6771f2f)
1project('qemu', ['c'], meson_version: '>=0.61.3',
2        default_options: ['warning_level=1', 'c_std=gnu11', 'cpp_std=gnu++11', 'b_colorout=auto',
3                          'b_staticpic=false', 'stdsplit=false', 'optimization=2', 'b_pie=true'],
4        version: files('VERSION'))
5
6add_test_setup('quick', exclude_suites: ['slow', 'thorough'], is_default: true)
7add_test_setup('slow', exclude_suites: ['thorough'], env: ['G_TEST_SLOW=1', 'SPEED=slow'])
8add_test_setup('thorough', env: ['G_TEST_SLOW=1', 'SPEED=thorough'])
9
10meson.add_postconf_script(find_program('scripts/symlink-install-tree.py'))
11
12not_found = dependency('', required: false)
13keyval = import('keyval')
14ss = import('sourceset')
15fs = import('fs')
16
17targetos = host_machine.system()
18sh = find_program('sh')
19config_host = keyval.load(meson.current_build_dir() / 'config-host.mak')
20enable_modules = 'CONFIG_MODULES' in config_host
21enable_static = 'CONFIG_STATIC' in config_host
22
23# Allow both shared and static libraries unless --enable-static
24static_kwargs = enable_static ? {'static': true} : {}
25
26cc = meson.get_compiler('c')
27all_languages = ['c']
28if add_languages('cpp', required: false, native: false)
29  all_languages += ['cpp']
30  cxx = meson.get_compiler('cpp')
31endif
32if targetos == 'darwin' and \
33   add_languages('objc', required: get_option('cocoa'), native: false)
34  all_languages += ['objc']
35  objc = meson.get_compiler('objc')
36endif
37
38# Temporary directory used for files created while
39# configure runs. Since it is in the build directory
40# we can safely blow away any previous version of it
41# (and we need not jump through hoops to try to delete
42# it when configure exits.)
43tmpdir = meson.current_build_dir() / 'meson-private/temp'
44
45if get_option('qemu_suffix').startswith('/')
46  error('qemu_suffix cannot start with a /')
47endif
48
49qemu_confdir = get_option('sysconfdir') / get_option('qemu_suffix')
50qemu_datadir = get_option('datadir') / get_option('qemu_suffix')
51qemu_docdir = get_option('docdir') / get_option('qemu_suffix')
52qemu_moddir = get_option('libdir') / get_option('qemu_suffix')
53
54qemu_desktopdir = get_option('datadir') / 'applications'
55qemu_icondir = get_option('datadir') / 'icons'
56
57config_host_data = configuration_data()
58genh = []
59qapi_trace_events = []
60
61bsd_oses = ['gnu/kfreebsd', 'freebsd', 'netbsd', 'openbsd', 'dragonfly', 'darwin']
62supported_oses = ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', 'sunos', 'linux']
63supported_cpus = ['ppc', 'ppc64', 's390x', 'riscv', 'x86', 'x86_64',
64  'arm', 'aarch64', 'loongarch64', 'mips', 'mips64', 'sparc64']
65
66cpu = host_machine.cpu_family()
67
68# Unify riscv* to a single family.
69if cpu in ['riscv32', 'riscv64']
70  cpu = 'riscv'
71endif
72
73target_dirs = config_host['TARGET_DIRS'].split()
74have_linux_user = false
75have_bsd_user = false
76have_system = false
77foreach target : target_dirs
78  have_linux_user = have_linux_user or target.endswith('linux-user')
79  have_bsd_user = have_bsd_user or target.endswith('bsd-user')
80  have_system = have_system or target.endswith('-softmmu')
81endforeach
82have_user = have_linux_user or have_bsd_user
83have_tools = get_option('tools') \
84  .disable_auto_if(not have_system) \
85  .allowed()
86have_ga = get_option('guest_agent') \
87  .disable_auto_if(not have_system and not have_tools) \
88  .require(targetos in ['sunos', 'linux', 'windows', 'freebsd', 'netbsd', 'openbsd'],
89           error_message: 'unsupported OS for QEMU guest agent') \
90  .allowed()
91have_block = have_system or have_tools
92
93python = import('python').find_installation()
94
95if cpu not in supported_cpus
96  host_arch = 'unknown'
97elif cpu == 'x86'
98  host_arch = 'i386'
99elif cpu == 'mips64'
100  host_arch = 'mips'
101else
102  host_arch = cpu
103endif
104
105if cpu in ['x86', 'x86_64']
106  kvm_targets = ['i386-softmmu', 'x86_64-softmmu']
107elif cpu == 'aarch64'
108  kvm_targets = ['aarch64-softmmu']
109elif cpu == 's390x'
110  kvm_targets = ['s390x-softmmu']
111elif cpu in ['ppc', 'ppc64']
112  kvm_targets = ['ppc-softmmu', 'ppc64-softmmu']
113elif cpu in ['mips', 'mips64']
114  kvm_targets = ['mips-softmmu', 'mipsel-softmmu', 'mips64-softmmu', 'mips64el-softmmu']
115elif cpu in ['riscv']
116  kvm_targets = ['riscv32-softmmu', 'riscv64-softmmu']
117else
118  kvm_targets = []
119endif
120
121kvm_targets_c = '""'
122if get_option('kvm').allowed() and targetos == 'linux'
123  kvm_targets_c = '"' + '" ,"'.join(kvm_targets) + '"'
124endif
125config_host_data.set('CONFIG_KVM_TARGETS', kvm_targets_c)
126
127accelerator_targets = { 'CONFIG_KVM': kvm_targets }
128
129if cpu in ['aarch64']
130  accelerator_targets += {
131    'CONFIG_HVF': ['aarch64-softmmu']
132  }
133endif
134
135if cpu in ['x86', 'x86_64', 'arm', 'aarch64']
136  # i386 emulator provides xenpv machine type for multiple architectures
137  accelerator_targets += {
138    'CONFIG_XEN': ['i386-softmmu', 'x86_64-softmmu'],
139  }
140endif
141if cpu in ['x86', 'x86_64']
142  accelerator_targets += {
143    'CONFIG_HAX': ['i386-softmmu', 'x86_64-softmmu'],
144    'CONFIG_HVF': ['x86_64-softmmu'],
145    'CONFIG_NVMM': ['i386-softmmu', 'x86_64-softmmu'],
146    'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'],
147  }
148endif
149
150modular_tcg = []
151# Darwin does not support references to thread-local variables in modules
152if targetos != 'darwin'
153  modular_tcg = ['i386-softmmu', 'x86_64-softmmu']
154endif
155
156edk2_targets = [ 'arm-softmmu', 'aarch64-softmmu', 'i386-softmmu', 'x86_64-softmmu' ]
157unpack_edk2_blobs = false
158foreach target : edk2_targets
159  if target in target_dirs
160    bzip2 = find_program('bzip2', required: get_option('install_blobs'))
161    unpack_edk2_blobs = bzip2.found()
162    break
163  endif
164endforeach
165
166dtrace = not_found
167stap = not_found
168if 'dtrace' in get_option('trace_backends')
169  dtrace = find_program('dtrace', required: true)
170  stap = find_program('stap', required: false)
171  if stap.found()
172    # Workaround to avoid dtrace(1) producing a file with 'hidden' symbol
173    # visibility. Define STAP_SDT_V2 to produce 'default' symbol visibility
174    # instead. QEMU --enable-modules depends on this because the SystemTap
175    # semaphores are linked into the main binary and not the module's shared
176    # object.
177    add_global_arguments('-DSTAP_SDT_V2',
178                         native: false, language: all_languages)
179  endif
180endif
181
182if get_option('iasl') == ''
183  iasl = find_program('iasl', required: false)
184else
185  iasl = find_program(get_option('iasl'), required: true)
186endif
187
188##################
189# Compiler flags #
190##################
191
192qemu_cflags = config_host['QEMU_CFLAGS'].split()
193qemu_objcflags = config_host['QEMU_OBJCFLAGS'].split()
194qemu_ldflags = config_host['QEMU_LDFLAGS'].split()
195
196if enable_static
197  qemu_ldflags += get_option('b_pie') ? '-static-pie' : '-static'
198endif
199
200# Detect support for PT_GNU_RELRO + DT_BIND_NOW.
201# The combination is known as "full relro", because .got.plt is read-only too.
202qemu_ldflags += cc.get_supported_link_arguments('-Wl,-z,relro', '-Wl,-z,now')
203
204if targetos == 'windows'
205  qemu_ldflags += cc.get_supported_link_arguments('-Wl,--no-seh', '-Wl,--nxcompat')
206  qemu_ldflags += cc.get_supported_link_arguments('-Wl,--dynamicbase', '-Wl,--high-entropy-va')
207endif
208
209if get_option('gprof')
210  qemu_cflags += ['-p']
211  qemu_objcflags += ['-p']
212  qemu_ldflags += ['-p']
213endif
214
215# Specify linker-script with add_project_link_arguments so that it is not placed
216# within a linker --start-group/--end-group pair
217if get_option('fuzzing')
218  # Specify a filter to only instrument code that is directly related to
219  # virtual-devices.
220  configure_file(output: 'instrumentation-filter',
221                 input: 'scripts/oss-fuzz/instrumentation-filter-template',
222                 copy: true)
223
224  if cc.compiles('int main () { return 0; }',
225                  name: '-fsanitize-coverage-allowlist=/dev/null',
226                 args: ['-fsanitize-coverage-allowlist=/dev/null',
227                        '-fsanitize-coverage=trace-pc'] )
228    add_global_arguments('-fsanitize-coverage-allowlist=instrumentation-filter',
229                         native: false, language: all_languages)
230  endif
231
232  if get_option('fuzzing_engine') == ''
233    # Add CFLAGS to tell clang to add fuzzer-related instrumentation to all the
234    # compiled code.  To build non-fuzzer binaries with --enable-fuzzing, link
235    # everything with fsanitize=fuzzer-no-link. Otherwise, the linker will be
236    # unable to bind the fuzzer-related callbacks added by instrumentation.
237    add_global_arguments('-fsanitize=fuzzer-no-link',
238                         native: false, language: all_languages)
239    add_global_link_arguments('-fsanitize=fuzzer-no-link',
240                              native: false, language: all_languages)
241    # For the actual fuzzer binaries, we need to link against the libfuzzer
242    # library. They need to be configurable, to support OSS-Fuzz
243    fuzz_exe_ldflags = ['-fsanitize=fuzzer']
244  else
245    # LIB_FUZZING_ENGINE was set; assume we are running on OSS-Fuzz, and
246    # the needed CFLAGS have already been provided
247    fuzz_exe_ldflags = get_option('fuzzing_engine').split()
248  endif
249endif
250
251# Check that the C++ compiler exists and works with the C compiler.
252link_language = 'c'
253linker = cc
254qemu_cxxflags = []
255if 'cpp' in all_languages
256  add_global_arguments(['-D__STDC_LIMIT_MACROS', '-D__STDC_CONSTANT_MACROS', '-D__STDC_FORMAT_MACROS'],
257                       native: false, language: 'cpp')
258  foreach k: qemu_cflags
259    if k not in ['-Wstrict-prototypes', '-Wmissing-prototypes', '-Wnested-externs',
260                 '-Wold-style-declaration', '-Wold-style-definition', '-Wredundant-decls']
261      qemu_cxxflags += [k]
262    endif
263  endforeach
264
265  if cxx.links(files('scripts/main.c'), args: qemu_cflags)
266    link_language = 'cpp'
267    linker = cxx
268  else
269    message('C++ compiler does not work with C compiler')
270    message('Disabling C++-specific optional code')
271  endif
272endif
273
274# Exclude --warn-common with TSan to suppress warnings from the TSan libraries.
275if targetos != 'sunos' and not config_host.has_key('CONFIG_TSAN')
276  qemu_ldflags += linker.get_supported_link_arguments('-Wl,--warn-common')
277endif
278
279add_global_link_arguments(qemu_ldflags, native: false, language: all_languages)
280
281add_global_arguments(qemu_cflags, native: false, language: 'c')
282add_global_arguments(qemu_cxxflags, native: false, language: 'cpp')
283add_global_arguments(qemu_objcflags, native: false, language: 'objc')
284if targetos == 'linux'
285  add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers',
286                        '-isystem', 'linux-headers',
287                        language: all_languages)
288endif
289
290add_project_arguments('-iquote', '.',
291                      '-iquote', meson.current_source_dir(),
292                      '-iquote', meson.current_source_dir() / 'include',
293                      language: all_languages)
294
295sparse = find_program('cgcc', required: get_option('sparse'))
296if sparse.found()
297  run_target('sparse',
298             command: [find_program('scripts/check_sparse.py'),
299                       'compile_commands.json', sparse.full_path(), '-Wbitwise',
300                       '-Wno-transparent-union', '-Wno-old-initializer',
301                       '-Wno-non-pointer-null'])
302endif
303
304###########################################
305# Target-specific checks and dependencies #
306###########################################
307
308# Fuzzing
309if get_option('fuzzing') and get_option('fuzzing_engine') == '' and \
310    not cc.links('''
311          #include <stdint.h>
312          #include <sys/types.h>
313          int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
314          int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
315        ''',
316        args: ['-Werror', '-fsanitize=fuzzer'])
317  error('Your compiler does not support -fsanitize=fuzzer')
318endif
319
320# Tracing backends
321if 'ftrace' in get_option('trace_backends') and targetos != 'linux'
322  error('ftrace is supported only on Linux')
323endif
324if 'syslog' in get_option('trace_backends') and not cc.compiles('''
325    #include <syslog.h>
326    int main(void) {
327        openlog("qemu", LOG_PID, LOG_DAEMON);
328        syslog(LOG_INFO, "configure");
329        return 0;
330    }''')
331  error('syslog is not supported on this system')
332endif
333
334# Miscellaneous Linux-only features
335get_option('mpath') \
336  .require(targetos == 'linux', error_message: 'Multipath is supported only on Linux')
337
338multiprocess_allowed = get_option('multiprocess') \
339  .require(targetos == 'linux', error_message: 'Multiprocess QEMU is supported only on Linux') \
340  .allowed()
341
342vfio_user_server_allowed = get_option('vfio_user_server') \
343  .require(targetos == 'linux', error_message: 'vfio-user server is supported only on Linux') \
344  .allowed()
345
346have_tpm = get_option('tpm') \
347  .require(targetos != 'windows', error_message: 'TPM emulation only available on POSIX systems') \
348  .allowed()
349
350# vhost
351have_vhost_user = get_option('vhost_user') \
352  .disable_auto_if(targetos != 'linux') \
353  .require(targetos != 'windows',
354           error_message: 'vhost-user is not available on Windows').allowed()
355have_vhost_vdpa = get_option('vhost_vdpa') \
356  .require(targetos == 'linux',
357           error_message: 'vhost-vdpa is only available on Linux').allowed()
358have_vhost_kernel = get_option('vhost_kernel') \
359  .require(targetos == 'linux',
360           error_message: 'vhost-kernel is only available on Linux').allowed()
361have_vhost_user_crypto = get_option('vhost_crypto') \
362  .require(have_vhost_user,
363           error_message: 'vhost-crypto requires vhost-user to be enabled').allowed()
364
365have_vhost = have_vhost_user or have_vhost_vdpa or have_vhost_kernel
366
367have_vhost_net_user = have_vhost_user and get_option('vhost_net').allowed()
368have_vhost_net_vdpa = have_vhost_vdpa and get_option('vhost_net').allowed()
369have_vhost_net_kernel = have_vhost_kernel and get_option('vhost_net').allowed()
370have_vhost_net = have_vhost_net_kernel or have_vhost_net_user or have_vhost_net_vdpa
371
372# Target-specific libraries and flags
373libm = cc.find_library('m', required: false)
374threads = dependency('threads')
375util = cc.find_library('util', required: false)
376winmm = []
377socket = []
378version_res = []
379coref = []
380iokit = []
381emulator_link_args = []
382nvmm =not_found
383hvf = not_found
384midl = not_found
385widl = not_found
386pathcch = not_found
387host_dsosuf = '.so'
388if targetos == 'windows'
389  midl = find_program('midl', required: false)
390  widl = find_program('widl', required: false)
391  pathcch = cc.find_library('pathcch')
392  socket = cc.find_library('ws2_32')
393  winmm = cc.find_library('winmm')
394
395  win = import('windows')
396  version_res = win.compile_resources('version.rc',
397                                      depend_files: files('pc-bios/qemu-nsis.ico'),
398                                      include_directories: include_directories('.'))
399  host_dsosuf = '.dll'
400elif targetos == 'darwin'
401  coref = dependency('appleframeworks', modules: 'CoreFoundation')
402  iokit = dependency('appleframeworks', modules: 'IOKit', required: false)
403  host_dsosuf = '.dylib'
404elif targetos == 'sunos'
405  socket = [cc.find_library('socket'),
406            cc.find_library('nsl'),
407            cc.find_library('resolv')]
408elif targetos == 'haiku'
409  socket = [cc.find_library('posix_error_mapper'),
410            cc.find_library('network'),
411            cc.find_library('bsd')]
412elif targetos == 'openbsd'
413  if get_option('tcg').allowed() and target_dirs.length() > 0
414    # Disable OpenBSD W^X if available
415    emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded')
416  endif
417endif
418
419# Target-specific configuration of accelerators
420accelerators = []
421if get_option('kvm').allowed() and targetos == 'linux'
422  accelerators += 'CONFIG_KVM'
423endif
424if get_option('whpx').allowed() and targetos == 'windows'
425  if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64'
426    error('WHPX requires 64-bit host')
427  elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \
428       cc.has_header('WinHvEmulation.h', required: get_option('whpx'))
429    accelerators += 'CONFIG_WHPX'
430  endif
431endif
432if get_option('hvf').allowed()
433  hvf = dependency('appleframeworks', modules: 'Hypervisor',
434                   required: get_option('hvf'))
435  if hvf.found()
436    accelerators += 'CONFIG_HVF'
437  endif
438endif
439if get_option('hax').allowed()
440  if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd']
441    accelerators += 'CONFIG_HAX'
442  endif
443endif
444if targetos == 'netbsd'
445  nvmm = cc.find_library('nvmm', required: get_option('nvmm'))
446  if nvmm.found()
447    accelerators += 'CONFIG_NVMM'
448  endif
449endif
450
451tcg_arch = host_arch
452if get_option('tcg').allowed()
453  if host_arch == 'unknown'
454    if get_option('tcg_interpreter')
455      warning('Unsupported CPU @0@, will use TCG with TCI (slow)'.format(cpu))
456    else
457      error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu))
458    endif
459  elif get_option('tcg_interpreter')
460    warning('Use of the TCG interpreter is not recommended on this host')
461    warning('architecture. There is a native TCG execution backend available')
462    warning('which provides substantially better performance and reliability.')
463    warning('It is strongly recommended to remove the --enable-tcg-interpreter')
464    warning('configuration option on this architecture to use the native')
465    warning('backend.')
466  endif
467  if get_option('tcg_interpreter')
468    tcg_arch = 'tci'
469    config_host += { 'CONFIG_TCG_INTERPRETER': 'y' }
470  elif host_arch == 'x86_64'
471    tcg_arch = 'i386'
472  elif host_arch == 'ppc64'
473    tcg_arch = 'ppc'
474  endif
475  add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch,
476                        language: all_languages)
477
478  accelerators += 'CONFIG_TCG'
479  config_host += { 'CONFIG_TCG': 'y' }
480endif
481
482if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled()
483  error('KVM not available on this platform')
484endif
485if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled()
486  error('HVF not available on this platform')
487endif
488if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled()
489  error('NVMM not available on this platform')
490endif
491if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled()
492  error('WHPX not available on this platform')
493endif
494
495################
496# Dependencies #
497################
498
499# The path to glib.h is added to all compilation commands.  This was
500# grandfathered in from the QEMU Makefiles.
501add_project_arguments(config_host['GLIB_CFLAGS'].split(),
502                      native: false, language: all_languages)
503glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(),
504                          link_args: config_host['GLIB_LIBS'].split(),
505                          version: config_host['GLIB_VERSION'],
506                          variables: {
507                            'bindir': config_host['GLIB_BINDIR'],
508                          })
509# override glib dep with the configure results (for subprojects)
510meson.override_dependency('glib-2.0', glib)
511# pass down whether Glib has the slice allocator
512if config_host.has_key('HAVE_GLIB_WITH_SLICE_ALLOCATOR')
513  config_host_data.set('HAVE_GLIB_WITH_SLICE_ALLOCATOR', true)
514endif
515
516gio = not_found
517gdbus_codegen = not_found
518gdbus_codegen_error = '@0@ requires gdbus-codegen, please install libgio'
519if not get_option('gio').auto() or have_system
520  gio = dependency('gio-2.0', required: get_option('gio'),
521                   method: 'pkg-config', kwargs: static_kwargs)
522  if gio.found() and not cc.links('''
523    #include <gio/gio.h>
524    int main(void)
525    {
526      g_dbus_proxy_new_sync(0, 0, 0, 0, 0, 0, 0, 0);
527      return 0;
528    }''', dependencies: [glib, gio])
529    if get_option('gio').enabled()
530      error('The installed libgio is broken for static linking')
531    endif
532    gio = not_found
533  endif
534  if gio.found()
535    gdbus_codegen = find_program(gio.get_variable('gdbus_codegen'),
536                                 required: get_option('gio'))
537    gio_unix = dependency('gio-unix-2.0', required: get_option('gio'),
538                          method: 'pkg-config', kwargs: static_kwargs)
539    gio = declare_dependency(dependencies: [gio, gio_unix],
540                             version: gio.version())
541  endif
542endif
543if gdbus_codegen.found() and get_option('cfi')
544  gdbus_codegen = not_found
545  gdbus_codegen_error = '@0@ uses gdbus-codegen, which does not support control flow integrity'
546endif
547
548lttng = not_found
549if 'ust' in get_option('trace_backends')
550  lttng = dependency('lttng-ust', required: true, version: '>= 2.1',
551                     method: 'pkg-config', kwargs: static_kwargs)
552endif
553pixman = not_found
554if have_system or have_tools
555  pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8',
556                      method: 'pkg-config', kwargs: static_kwargs)
557endif
558zlib = dependency('zlib', required: true, kwargs: static_kwargs)
559
560libaio = not_found
561if not get_option('linux_aio').auto() or have_block
562  libaio = cc.find_library('aio', has_headers: ['libaio.h'],
563                           required: get_option('linux_aio'),
564                           kwargs: static_kwargs)
565endif
566
567linux_io_uring_test = '''
568  #include <liburing.h>
569  #include <linux/errqueue.h>
570
571  int main(void) { return 0; }'''
572
573linux_io_uring = not_found
574if not get_option('linux_io_uring').auto() or have_block
575  linux_io_uring = dependency('liburing', version: '>=0.3',
576                              required: get_option('linux_io_uring'),
577                              method: 'pkg-config', kwargs: static_kwargs)
578  if not cc.links(linux_io_uring_test)
579    linux_io_uring = not_found
580  endif
581endif
582
583libnfs = not_found
584if not get_option('libnfs').auto() or have_block
585  libnfs = dependency('libnfs', version: '>=1.9.3',
586                      required: get_option('libnfs'),
587                      method: 'pkg-config', kwargs: static_kwargs)
588endif
589
590libattr_test = '''
591  #include <stddef.h>
592  #include <sys/types.h>
593  #ifdef CONFIG_LIBATTR
594  #include <attr/xattr.h>
595  #else
596  #include <sys/xattr.h>
597  #endif
598  int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }'''
599
600libattr = not_found
601have_old_libattr = false
602if get_option('attr').allowed()
603  if cc.links(libattr_test)
604    libattr = declare_dependency()
605  else
606    libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'],
607                              required: get_option('attr'),
608                              kwargs: static_kwargs)
609    if libattr.found() and not \
610      cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR')
611      libattr = not_found
612      if get_option('attr').enabled()
613        error('could not link libattr')
614      else
615        warning('could not link libattr, disabling')
616      endif
617    else
618      have_old_libattr = libattr.found()
619    endif
620  endif
621endif
622
623cocoa = dependency('appleframeworks', modules: ['Cocoa', 'CoreVideo'],
624                   required: get_option('cocoa'))
625
626vmnet = dependency('appleframeworks', modules: 'vmnet', required: get_option('vmnet'))
627if vmnet.found() and not cc.has_header_symbol('vmnet/vmnet.h',
628                                              'VMNET_BRIDGED_MODE',
629                                              dependencies: vmnet)
630  vmnet = not_found
631  if get_option('vmnet').enabled()
632    error('vmnet.framework API is outdated')
633  else
634    warning('vmnet.framework API is outdated, disabling')
635  endif
636endif
637
638seccomp = not_found
639seccomp_has_sysrawrc = false
640if not get_option('seccomp').auto() or have_system or have_tools
641  seccomp = dependency('libseccomp', version: '>=2.3.0',
642                       required: get_option('seccomp'),
643                       method: 'pkg-config', kwargs: static_kwargs)
644  if seccomp.found()
645    seccomp_has_sysrawrc = cc.has_header_symbol('seccomp.h',
646                                                'SCMP_FLTATR_API_SYSRAWRC',
647                                                dependencies: seccomp)
648  endif
649endif
650
651libcap_ng = not_found
652if not get_option('cap_ng').auto() or have_system or have_tools
653  libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'],
654                              required: get_option('cap_ng'),
655                              kwargs: static_kwargs)
656endif
657if libcap_ng.found() and not cc.links('''
658   #include <cap-ng.h>
659   int main(void)
660   {
661     capng_capability_to_name(CAPNG_EFFECTIVE);
662     return 0;
663   }''', dependencies: libcap_ng)
664  libcap_ng = not_found
665  if get_option('cap_ng').enabled()
666    error('could not link libcap-ng')
667  else
668    warning('could not link libcap-ng, disabling')
669  endif
670endif
671
672if get_option('xkbcommon').auto() and not have_system and not have_tools
673  xkbcommon = not_found
674else
675  xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'),
676                         method: 'pkg-config', kwargs: static_kwargs)
677endif
678
679slirp = not_found
680if not get_option('slirp').auto() or have_system
681  slirp = dependency('slirp', required: get_option('slirp'),
682                     method: 'pkg-config', kwargs: static_kwargs)
683  # slirp < 4.7 is incompatible with CFI support in QEMU.  This is because
684  # it passes function pointers within libslirp as callbacks for timers.
685  # When using a system-wide shared libslirp, the type information for the
686  # callback is missing and the timer call produces a false positive with CFI.
687  # Do not use the "version" keyword argument to produce a better error.
688  # with control-flow integrity.
689  if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7')
690    if get_option('slirp').enabled()
691      error('Control-Flow Integrity requires libslirp 4.7.')
692    else
693      warning('Cannot use libslirp since Control-Flow Integrity requires libslirp >= 4.7.')
694      slirp = not_found
695    endif
696  endif
697endif
698
699vde = not_found
700if not get_option('vde').auto() or have_system or have_tools
701  vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'],
702                           required: get_option('vde'),
703                           kwargs: static_kwargs)
704endif
705if vde.found() and not cc.links('''
706   #include <libvdeplug.h>
707   int main(void)
708   {
709     struct vde_open_args a = {0, 0, 0};
710     char s[] = "";
711     vde_open(s, s, &a);
712     return 0;
713   }''', dependencies: vde)
714  vde = not_found
715  if get_option('cap_ng').enabled()
716    error('could not link libvdeplug')
717  else
718    warning('could not link libvdeplug, disabling')
719  endif
720endif
721
722pulse = not_found
723if not get_option('pa').auto() or (targetos == 'linux' and have_system)
724  pulse = dependency('libpulse', required: get_option('pa'),
725                     method: 'pkg-config', kwargs: static_kwargs)
726endif
727alsa = not_found
728if not get_option('alsa').auto() or (targetos == 'linux' and have_system)
729  alsa = dependency('alsa', required: get_option('alsa'),
730                    method: 'pkg-config', kwargs: static_kwargs)
731endif
732jack = not_found
733if not get_option('jack').auto() or have_system
734  jack = dependency('jack', required: get_option('jack'),
735                    method: 'pkg-config', kwargs: static_kwargs)
736endif
737pipewire = not_found
738if not get_option('pipewire').auto() or (targetos == 'linux' and have_system)
739  pipewire = dependency('libpipewire-0.3', version: '>=0.3.60',
740                    required: get_option('pipewire'),
741                    method: 'pkg-config', kwargs: static_kwargs)
742endif
743sndio = not_found
744if not get_option('sndio').auto() or have_system
745  sndio = dependency('sndio', required: get_option('sndio'),
746                    method: 'pkg-config', kwargs: static_kwargs)
747endif
748
749spice_protocol = not_found
750if not get_option('spice_protocol').auto() or have_system
751  spice_protocol = dependency('spice-protocol', version: '>=0.14.0',
752                              required: get_option('spice_protocol'),
753                              method: 'pkg-config', kwargs: static_kwargs)
754endif
755spice = not_found
756if not get_option('spice').auto() or have_system
757  spice = dependency('spice-server', version: '>=0.14.0',
758                     required: get_option('spice'),
759                     method: 'pkg-config', kwargs: static_kwargs)
760endif
761spice_headers = spice.partial_dependency(compile_args: true, includes: true)
762
763rt = cc.find_library('rt', required: false)
764
765libiscsi = not_found
766if not get_option('libiscsi').auto() or have_block
767  libiscsi = dependency('libiscsi', version: '>=1.9.0',
768                         required: get_option('libiscsi'),
769                         method: 'pkg-config', kwargs: static_kwargs)
770endif
771zstd = not_found
772if not get_option('zstd').auto() or have_block
773  zstd = dependency('libzstd', version: '>=1.4.0',
774                    required: get_option('zstd'),
775                    method: 'pkg-config', kwargs: static_kwargs)
776endif
777virgl = not_found
778
779have_vhost_user_gpu = have_tools and targetos == 'linux' and pixman.found()
780if not get_option('virglrenderer').auto() or have_system or have_vhost_user_gpu
781  virgl = dependency('virglrenderer',
782                     method: 'pkg-config',
783                     required: get_option('virglrenderer'),
784                     kwargs: static_kwargs)
785endif
786blkio = not_found
787if not get_option('blkio').auto() or have_block
788  blkio = dependency('blkio',
789                     method: 'pkg-config',
790                     required: get_option('blkio'),
791                     kwargs: static_kwargs)
792endif
793curl = not_found
794if not get_option('curl').auto() or have_block
795  curl = dependency('libcurl', version: '>=7.29.0',
796                    method: 'pkg-config',
797                    required: get_option('curl'),
798                    kwargs: static_kwargs)
799endif
800libudev = not_found
801if targetos == 'linux' and (have_system or have_tools)
802  libudev = dependency('libudev',
803                       method: 'pkg-config',
804                       required: get_option('libudev'),
805                       kwargs: static_kwargs)
806endif
807
808mpathlibs = [libudev]
809mpathpersist = not_found
810mpathpersist_new_api = false
811if targetos == 'linux' and have_tools and get_option('mpath').allowed()
812  mpath_test_source_new = '''
813    #include <libudev.h>
814    #include <mpath_persist.h>
815    unsigned mpath_mx_alloc_len = 1024;
816    int logsink;
817    static struct config *multipath_conf;
818    extern struct udev *udev;
819    extern struct config *get_multipath_config(void);
820    extern void put_multipath_config(struct config *conf);
821    struct udev *udev;
822    struct config *get_multipath_config(void) { return multipath_conf; }
823    void put_multipath_config(struct config *conf) { }
824    int main(void) {
825        udev = udev_new();
826        multipath_conf = mpath_lib_init();
827        return 0;
828    }'''
829  mpath_test_source_old = '''
830      #include <libudev.h>
831      #include <mpath_persist.h>
832      unsigned mpath_mx_alloc_len = 1024;
833      int logsink;
834      int main(void) {
835          struct udev *udev = udev_new();
836          mpath_lib_init(udev);
837          return 0;
838      }'''
839  libmpathpersist = cc.find_library('mpathpersist',
840                                    required: get_option('mpath'),
841                                    kwargs: static_kwargs)
842  if libmpathpersist.found()
843    mpathlibs += libmpathpersist
844    if enable_static
845      mpathlibs += cc.find_library('devmapper',
846                                     required: get_option('mpath'),
847                                     kwargs: static_kwargs)
848    endif
849    mpathlibs += cc.find_library('multipath',
850                                 required: get_option('mpath'),
851                                 kwargs: static_kwargs)
852    foreach lib: mpathlibs
853      if not lib.found()
854        mpathlibs = []
855        break
856      endif
857    endforeach
858    if mpathlibs.length() == 0
859      msg = 'Dependencies missing for libmpathpersist'
860    elif cc.links(mpath_test_source_new, dependencies: mpathlibs)
861      mpathpersist = declare_dependency(dependencies: mpathlibs)
862      mpathpersist_new_api = true
863    elif cc.links(mpath_test_source_old, dependencies: mpathlibs)
864      mpathpersist = declare_dependency(dependencies: mpathlibs)
865    else
866      msg = 'Cannot detect libmpathpersist API'
867    endif
868    if not mpathpersist.found()
869      if get_option('mpath').enabled()
870        error(msg)
871      else
872        warning(msg + ', disabling')
873      endif
874    endif
875  endif
876endif
877
878iconv = not_found
879curses = not_found
880if have_system and get_option('curses').allowed()
881  curses_test = '''
882    #if defined(__APPLE__) || defined(__OpenBSD__)
883    #define _XOPEN_SOURCE_EXTENDED 1
884    #endif
885    #include <locale.h>
886    #include <curses.h>
887    #include <wchar.h>
888    int main(void) {
889      wchar_t wch = L'w';
890      setlocale(LC_ALL, "");
891      resize_term(0, 0);
892      addwstr(L"wide chars\n");
893      addnwstr(&wch, 1);
894      add_wch(WACS_DEGREE);
895      return 0;
896    }'''
897
898  curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw']
899  curses = dependency(curses_dep_list,
900                      required: false,
901                      method: 'pkg-config',
902                      kwargs: static_kwargs)
903  msg = get_option('curses').enabled() ? 'curses library not found' : ''
904  curses_compile_args = ['-DNCURSES_WIDECHAR=1']
905  if curses.found()
906    if cc.links(curses_test, args: curses_compile_args, dependencies: [curses])
907      curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses])
908    else
909      msg = 'curses package not usable'
910      curses = not_found
911    endif
912  endif
913  if not curses.found()
914    has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
915    if targetos != 'windows' and not has_curses_h
916      message('Trying with /usr/include/ncursesw')
917      curses_compile_args += ['-I/usr/include/ncursesw']
918      has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
919    endif
920    if has_curses_h
921      curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw'])
922      foreach curses_libname : curses_libname_list
923        libcurses = cc.find_library(curses_libname,
924                                    required: false,
925                                    kwargs: static_kwargs)
926        if libcurses.found()
927          if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses)
928            curses = declare_dependency(compile_args: curses_compile_args,
929                                        dependencies: [libcurses])
930            break
931          else
932            msg = 'curses library not usable'
933          endif
934        endif
935      endforeach
936    endif
937  endif
938  if get_option('iconv').allowed()
939    foreach link_args : [ ['-liconv'], [] ]
940      # Programs will be linked with glib and this will bring in libiconv on FreeBSD.
941      # We need to use libiconv if available because mixing libiconv's headers with
942      # the system libc does not work.
943      # However, without adding glib to the dependencies -L/usr/local/lib will not be
944      # included in the command line and libiconv will not be found.
945      if cc.links('''
946        #include <iconv.h>
947        int main(void) {
948          iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
949          return conv != (iconv_t) -1;
950        }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args)
951        iconv = declare_dependency(link_args: link_args, dependencies: glib)
952        break
953      endif
954    endforeach
955  endif
956  if curses.found() and not iconv.found()
957    if get_option('iconv').enabled()
958      error('iconv not available')
959    endif
960    msg = 'iconv required for curses UI but not available'
961    curses = not_found
962  endif
963  if not curses.found() and msg != ''
964    if get_option('curses').enabled()
965      error(msg)
966    else
967      warning(msg + ', disabling')
968    endif
969  endif
970endif
971
972brlapi = not_found
973if not get_option('brlapi').auto() or have_system
974  brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'],
975                         required: get_option('brlapi'),
976                         kwargs: static_kwargs)
977  if brlapi.found() and not cc.links('''
978     #include <brlapi.h>
979     #include <stddef.h>
980     int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi)
981    brlapi = not_found
982    if get_option('brlapi').enabled()
983      error('could not link brlapi')
984    else
985      warning('could not link brlapi, disabling')
986    endif
987  endif
988endif
989
990sdl = not_found
991if not get_option('sdl').auto() or have_system
992  sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs)
993  sdl_image = not_found
994endif
995if sdl.found()
996  # work around 2.0.8 bug
997  sdl = declare_dependency(compile_args: '-Wno-undef',
998                           dependencies: sdl)
999  sdl_image = dependency('SDL2_image', required: get_option('sdl_image'),
1000                         method: 'pkg-config', kwargs: static_kwargs)
1001else
1002  if get_option('sdl_image').enabled()
1003    error('sdl-image required, but SDL was @0@'.format(
1004          get_option('sdl').disabled() ? 'disabled' : 'not found'))
1005  endif
1006  sdl_image = not_found
1007endif
1008
1009rbd = not_found
1010if not get_option('rbd').auto() or have_block
1011  librados = cc.find_library('rados', required: get_option('rbd'),
1012                             kwargs: static_kwargs)
1013  librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'],
1014                           required: get_option('rbd'),
1015                           kwargs: static_kwargs)
1016  if librados.found() and librbd.found()
1017    if cc.links('''
1018      #include <stdio.h>
1019      #include <rbd/librbd.h>
1020      int main(void) {
1021        rados_t cluster;
1022        rados_create(&cluster, NULL);
1023        #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0)
1024        #error
1025        #endif
1026        return 0;
1027      }''', dependencies: [librbd, librados])
1028      rbd = declare_dependency(dependencies: [librbd, librados])
1029    elif get_option('rbd').enabled()
1030      error('librbd >= 1.12.0 required')
1031    else
1032      warning('librbd >= 1.12.0 not found, disabling')
1033    endif
1034  endif
1035endif
1036
1037glusterfs = not_found
1038glusterfs_ftruncate_has_stat = false
1039glusterfs_iocb_has_stat = false
1040if not get_option('glusterfs').auto() or have_block
1041  glusterfs = dependency('glusterfs-api', version: '>=3',
1042                         required: get_option('glusterfs'),
1043                         method: 'pkg-config', kwargs: static_kwargs)
1044  if glusterfs.found()
1045    glusterfs_ftruncate_has_stat = cc.links('''
1046      #include <glusterfs/api/glfs.h>
1047
1048      int
1049      main(void)
1050      {
1051          /* new glfs_ftruncate() passes two additional args */
1052          return glfs_ftruncate(NULL, 0, NULL, NULL);
1053      }
1054    ''', dependencies: glusterfs)
1055    glusterfs_iocb_has_stat = cc.links('''
1056      #include <glusterfs/api/glfs.h>
1057
1058      /* new glfs_io_cbk() passes two additional glfs_stat structs */
1059      static void
1060      glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
1061      {}
1062
1063      int
1064      main(void)
1065      {
1066          glfs_io_cbk iocb = &glusterfs_iocb;
1067          iocb(NULL, 0 , NULL, NULL, NULL);
1068          return 0;
1069      }
1070    ''', dependencies: glusterfs)
1071  endif
1072endif
1073
1074libssh = not_found
1075if not get_option('libssh').auto() or have_block
1076  libssh = dependency('libssh', version: '>=0.8.7',
1077                    method: 'pkg-config',
1078                    required: get_option('libssh'),
1079                    kwargs: static_kwargs)
1080endif
1081
1082libbzip2 = not_found
1083if not get_option('bzip2').auto() or have_block
1084  libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'],
1085                             required: get_option('bzip2'),
1086                             kwargs: static_kwargs)
1087  if libbzip2.found() and not cc.links('''
1088     #include <bzlib.h>
1089     int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2)
1090    libbzip2 = not_found
1091    if get_option('bzip2').enabled()
1092      error('could not link libbzip2')
1093    else
1094      warning('could not link libbzip2, disabling')
1095    endif
1096  endif
1097endif
1098
1099liblzfse = not_found
1100if not get_option('lzfse').auto() or have_block
1101  liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'],
1102                             required: get_option('lzfse'),
1103                             kwargs: static_kwargs)
1104endif
1105if liblzfse.found() and not cc.links('''
1106   #include <lzfse.h>
1107   int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse)
1108  liblzfse = not_found
1109  if get_option('lzfse').enabled()
1110    error('could not link liblzfse')
1111  else
1112    warning('could not link liblzfse, disabling')
1113  endif
1114endif
1115
1116oss = not_found
1117if get_option('oss').allowed() and have_system
1118  if not cc.has_header('sys/soundcard.h')
1119    # not found
1120  elif targetos == 'netbsd'
1121    oss = cc.find_library('ossaudio', required: get_option('oss'),
1122                          kwargs: static_kwargs)
1123  else
1124    oss = declare_dependency()
1125  endif
1126
1127  if not oss.found()
1128    if get_option('oss').enabled()
1129      error('OSS not found')
1130    endif
1131  endif
1132endif
1133dsound = not_found
1134if not get_option('dsound').auto() or (targetos == 'windows' and have_system)
1135  if cc.has_header('dsound.h')
1136    dsound = declare_dependency(link_args: ['-lole32', '-ldxguid'])
1137  endif
1138
1139  if not dsound.found()
1140    if get_option('dsound').enabled()
1141      error('DirectSound not found')
1142    endif
1143  endif
1144endif
1145
1146coreaudio = not_found
1147if not get_option('coreaudio').auto() or (targetos == 'darwin' and have_system)
1148  coreaudio = dependency('appleframeworks', modules: 'CoreAudio',
1149                         required: get_option('coreaudio'))
1150endif
1151
1152opengl = not_found
1153if not get_option('opengl').auto() or have_system or have_vhost_user_gpu
1154  epoxy = dependency('epoxy', method: 'pkg-config',
1155                      required: get_option('opengl'), kwargs: static_kwargs)
1156  if cc.has_header('epoxy/egl.h', dependencies: epoxy)
1157    opengl = epoxy
1158  elif get_option('opengl').enabled()
1159    error('epoxy/egl.h not found')
1160  endif
1161endif
1162gbm = not_found
1163if (have_system or have_tools) and (virgl.found() or opengl.found())
1164  gbm = dependency('gbm', method: 'pkg-config', required: false,
1165                   kwargs: static_kwargs)
1166endif
1167have_vhost_user_gpu = have_vhost_user_gpu and virgl.found() and opengl.found() and gbm.found()
1168
1169gnutls = not_found
1170gnutls_crypto = not_found
1171if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system)
1172  # For general TLS support our min gnutls matches
1173  # that implied by our platform support matrix
1174  #
1175  # For the crypto backends, we look for a newer
1176  # gnutls:
1177  #
1178  #   Version 3.6.8  is needed to get XTS
1179  #   Version 3.6.13 is needed to get PBKDF
1180  #   Version 3.6.14 is needed to get HW accelerated XTS
1181  #
1182  # If newer enough gnutls isn't available, we can
1183  # still use a different crypto backend to satisfy
1184  # the platform support requirements
1185  gnutls_crypto = dependency('gnutls', version: '>=3.6.14',
1186                             method: 'pkg-config',
1187                             required: false,
1188                             kwargs: static_kwargs)
1189  if gnutls_crypto.found()
1190    gnutls = gnutls_crypto
1191  else
1192    # Our min version if all we need is TLS
1193    gnutls = dependency('gnutls', version: '>=3.5.18',
1194                        method: 'pkg-config',
1195                        required: get_option('gnutls'),
1196                        kwargs: static_kwargs)
1197  endif
1198endif
1199
1200# We prefer use of gnutls for crypto, unless the options
1201# explicitly asked for nettle or gcrypt.
1202#
1203# If gnutls isn't available for crypto, then we'll prefer
1204# gcrypt over nettle for performance reasons.
1205gcrypt = not_found
1206nettle = not_found
1207hogweed = not_found
1208xts = 'none'
1209
1210if get_option('nettle').enabled() and get_option('gcrypt').enabled()
1211  error('Only one of gcrypt & nettle can be enabled')
1212endif
1213
1214# Explicit nettle/gcrypt request, so ignore gnutls for crypto
1215if get_option('nettle').enabled() or get_option('gcrypt').enabled()
1216  gnutls_crypto = not_found
1217endif
1218
1219if not gnutls_crypto.found()
1220  if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled()
1221    gcrypt = dependency('libgcrypt', version: '>=1.8',
1222                        method: 'config-tool',
1223                        required: get_option('gcrypt'),
1224                        kwargs: static_kwargs)
1225    # Debian has removed -lgpg-error from libgcrypt-config
1226    # as it "spreads unnecessary dependencies" which in
1227    # turn breaks static builds...
1228    if gcrypt.found() and enable_static
1229      gcrypt = declare_dependency(dependencies: [
1230        gcrypt,
1231        cc.find_library('gpg-error', required: true, kwargs: static_kwargs)])
1232    endif
1233  endif
1234  if (not get_option('nettle').auto() or have_system) and not gcrypt.found()
1235    nettle = dependency('nettle', version: '>=3.4',
1236                        method: 'pkg-config',
1237                        required: get_option('nettle'),
1238                        kwargs: static_kwargs)
1239    if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle)
1240      xts = 'private'
1241    endif
1242  endif
1243endif
1244
1245gmp = dependency('gmp', required: false, method: 'pkg-config', kwargs: static_kwargs)
1246if nettle.found() and gmp.found()
1247  hogweed = dependency('hogweed', version: '>=3.4',
1248                       method: 'pkg-config',
1249                       required: get_option('nettle'),
1250                       kwargs: static_kwargs)
1251endif
1252
1253
1254gtk = not_found
1255gtkx11 = not_found
1256vte = not_found
1257have_gtk_clipboard = get_option('gtk_clipboard').enabled()
1258
1259if not get_option('gtk').auto() or have_system
1260  gtk = dependency('gtk+-3.0', version: '>=3.22.0',
1261                   method: 'pkg-config',
1262                   required: get_option('gtk'),
1263                   kwargs: static_kwargs)
1264  if gtk.found()
1265    gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0',
1266                        method: 'pkg-config',
1267                        required: false,
1268                        kwargs: static_kwargs)
1269    gtk = declare_dependency(dependencies: [gtk, gtkx11])
1270
1271    if not get_option('vte').auto() or have_system
1272      vte = dependency('vte-2.91',
1273                       method: 'pkg-config',
1274                       required: get_option('vte'),
1275                       kwargs: static_kwargs)
1276    endif
1277  elif have_gtk_clipboard
1278    error('GTK clipboard requested, but GTK not found')
1279  endif
1280endif
1281
1282x11 = not_found
1283if gtkx11.found()
1284  x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(),
1285                   kwargs: static_kwargs)
1286endif
1287png = not_found
1288if get_option('png').allowed() and have_system
1289   png = dependency('libpng', version: '>=1.6.34', required: get_option('png'),
1290                    method: 'pkg-config', kwargs: static_kwargs)
1291endif
1292vnc = not_found
1293jpeg = not_found
1294sasl = not_found
1295if get_option('vnc').allowed() and have_system
1296  vnc = declare_dependency() # dummy dependency
1297  jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'),
1298                    method: 'pkg-config', kwargs: static_kwargs)
1299  sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'],
1300                         required: get_option('vnc_sasl'),
1301                         kwargs: static_kwargs)
1302  if sasl.found()
1303    sasl = declare_dependency(dependencies: sasl,
1304                              compile_args: '-DSTRUCT_IOVEC_DEFINED')
1305  endif
1306endif
1307
1308pam = not_found
1309if not get_option('auth_pam').auto() or have_system
1310  pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'],
1311                        required: get_option('auth_pam'),
1312                        kwargs: static_kwargs)
1313endif
1314if pam.found() and not cc.links('''
1315   #include <stddef.h>
1316   #include <security/pam_appl.h>
1317   int main(void) {
1318     const char *service_name = "qemu";
1319     const char *user = "frank";
1320     const struct pam_conv pam_conv = { 0 };
1321     pam_handle_t *pamh = NULL;
1322     pam_start(service_name, user, &pam_conv, &pamh);
1323     return 0;
1324   }''', dependencies: pam)
1325  pam = not_found
1326  if get_option('auth_pam').enabled()
1327    error('could not link libpam')
1328  else
1329    warning('could not link libpam, disabling')
1330  endif
1331endif
1332
1333snappy = not_found
1334if not get_option('snappy').auto() or have_system
1335  snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'],
1336                           required: get_option('snappy'),
1337                           kwargs: static_kwargs)
1338endif
1339if snappy.found() and not linker.links('''
1340   #include <snappy-c.h>
1341   int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy)
1342  snappy = not_found
1343  if get_option('snappy').enabled()
1344    error('could not link libsnappy')
1345  else
1346    warning('could not link libsnappy, disabling')
1347  endif
1348endif
1349
1350lzo = not_found
1351if not get_option('lzo').auto() or have_system
1352  lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'],
1353                        required: get_option('lzo'),
1354                        kwargs: static_kwargs)
1355endif
1356if lzo.found() and not cc.links('''
1357   #include <lzo/lzo1x.h>
1358   int main(void) { lzo_version(); return 0; }''', dependencies: lzo)
1359  lzo = not_found
1360  if get_option('lzo').enabled()
1361    error('could not link liblzo2')
1362  else
1363    warning('could not link liblzo2, disabling')
1364  endif
1365endif
1366
1367numa = not_found
1368if not get_option('numa').auto() or have_system or have_tools
1369  numa = cc.find_library('numa', has_headers: ['numa.h'],
1370                              required: get_option('numa'),
1371                              kwargs: static_kwargs)
1372endif
1373if numa.found() and not cc.links('''
1374   #include <numa.h>
1375   int main(void) { return numa_available(); }
1376   ''', dependencies: numa)
1377  numa = not_found
1378  if get_option('numa').enabled()
1379    error('could not link numa')
1380  else
1381    warning('could not link numa, disabling')
1382  endif
1383endif
1384
1385rdma = not_found
1386if not get_option('rdma').auto() or have_system
1387  libumad = cc.find_library('ibumad', required: get_option('rdma'))
1388  rdma_libs = [cc.find_library('rdmacm', has_headers: ['rdma/rdma_cma.h'],
1389                               required: get_option('rdma'),
1390                               kwargs: static_kwargs),
1391               cc.find_library('ibverbs', required: get_option('rdma'),
1392                               kwargs: static_kwargs),
1393               libumad]
1394  rdma = declare_dependency(dependencies: rdma_libs)
1395  foreach lib: rdma_libs
1396    if not lib.found()
1397      rdma = not_found
1398    endif
1399  endforeach
1400endif
1401
1402xen = not_found
1403if get_option('xen').enabled() or (get_option('xen').auto() and have_system)
1404  xencontrol = dependency('xencontrol', required: false,
1405                          method: 'pkg-config', kwargs: static_kwargs)
1406  if xencontrol.found()
1407    xen_pc = declare_dependency(version: xencontrol.version(),
1408      dependencies: [
1409        xencontrol,
1410        # disabler: true makes xen_pc.found() return false if any is not found
1411        dependency('xenstore', required: false,
1412                   method: 'pkg-config', kwargs: static_kwargs,
1413                   disabler: true),
1414        dependency('xenforeignmemory', required: false,
1415                   method: 'pkg-config', kwargs: static_kwargs,
1416                   disabler: true),
1417        dependency('xengnttab', required: false,
1418                   method: 'pkg-config', kwargs: static_kwargs,
1419                   disabler: true),
1420        dependency('xenevtchn', required: false,
1421                   method: 'pkg-config', kwargs: static_kwargs,
1422                   disabler: true),
1423        dependency('xendevicemodel', required: false,
1424                   method: 'pkg-config', kwargs: static_kwargs,
1425                   disabler: true),
1426        # optional, no "disabler: true"
1427        dependency('xentoolcore', required: false,
1428                   method: 'pkg-config', kwargs: static_kwargs)])
1429    if xen_pc.found()
1430      xen = xen_pc
1431    endif
1432  endif
1433  if not xen.found()
1434    xen_tests = [ '4.11.0', '4.10.0', '4.9.0', '4.8.0', '4.7.1', '4.6.0', '4.5.0', '4.2.0' ]
1435    xen_libs = {
1436      '4.11.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1437      '4.10.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn', 'xentoolcore' ],
1438      '4.9.0': [ 'xenstore', 'xenctrl', 'xendevicemodel', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1439      '4.8.0': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1440      '4.7.1': [ 'xenstore', 'xenctrl', 'xenforeignmemory', 'xengnttab', 'xenevtchn' ],
1441      '4.6.0': [ 'xenstore', 'xenctrl' ],
1442      '4.5.0': [ 'xenstore', 'xenctrl' ],
1443      '4.2.0': [ 'xenstore', 'xenctrl' ],
1444    }
1445    xen_deps = {}
1446    foreach ver: xen_tests
1447      # cache the various library tests to avoid polluting the logs
1448      xen_test_deps = []
1449      foreach l: xen_libs[ver]
1450        if l not in xen_deps
1451          xen_deps += { l: cc.find_library(l, required: false) }
1452        endif
1453        xen_test_deps += xen_deps[l]
1454      endforeach
1455
1456      # Use -D to pick just one of the test programs in scripts/xen-detect.c
1457      xen_version = ver.split('.')
1458      xen_ctrl_version = xen_version[0] + \
1459        ('0' + xen_version[1]).substring(-2) + \
1460        ('0' + xen_version[2]).substring(-2)
1461      if cc.links(files('scripts/xen-detect.c'),
1462                  args: '-DCONFIG_XEN_CTRL_INTERFACE_VERSION=' + xen_ctrl_version,
1463                  dependencies: xen_test_deps)
1464        xen = declare_dependency(version: ver, dependencies: xen_test_deps)
1465        break
1466      endif
1467    endforeach
1468  endif
1469  if xen.found()
1470    accelerators += 'CONFIG_XEN'
1471  elif get_option('xen').enabled()
1472    error('could not compile and link Xen test program')
1473  endif
1474endif
1475have_xen_pci_passthrough = get_option('xen_pci_passthrough') \
1476  .require(xen.found(),
1477           error_message: 'Xen PCI passthrough requested but Xen not enabled') \
1478  .require(targetos == 'linux',
1479           error_message: 'Xen PCI passthrough not available on this platform') \
1480  .allowed()
1481
1482
1483cacard = not_found
1484if not get_option('smartcard').auto() or have_system
1485  cacard = dependency('libcacard', required: get_option('smartcard'),
1486                      version: '>=2.5.1', method: 'pkg-config',
1487                      kwargs: static_kwargs)
1488endif
1489u2f = not_found
1490if have_system
1491  u2f = dependency('u2f-emu', required: get_option('u2f'),
1492                   method: 'pkg-config',
1493                   kwargs: static_kwargs)
1494endif
1495canokey = not_found
1496if have_system
1497  canokey = dependency('canokey-qemu', required: get_option('canokey'),
1498                   method: 'pkg-config',
1499                   kwargs: static_kwargs)
1500endif
1501usbredir = not_found
1502if not get_option('usb_redir').auto() or have_system
1503  usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'),
1504                        version: '>=0.6', method: 'pkg-config',
1505                        kwargs: static_kwargs)
1506endif
1507libusb = not_found
1508if not get_option('libusb').auto() or have_system
1509  libusb = dependency('libusb-1.0', required: get_option('libusb'),
1510                      version: '>=1.0.13', method: 'pkg-config',
1511                      kwargs: static_kwargs)
1512endif
1513
1514libpmem = not_found
1515if not get_option('libpmem').auto() or have_system
1516  libpmem = dependency('libpmem', required: get_option('libpmem'),
1517                       method: 'pkg-config', kwargs: static_kwargs)
1518endif
1519libdaxctl = not_found
1520if not get_option('libdaxctl').auto() or have_system
1521  libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'),
1522                         version: '>=57', method: 'pkg-config',
1523                         kwargs: static_kwargs)
1524endif
1525tasn1 = not_found
1526if gnutls.found()
1527  tasn1 = dependency('libtasn1',
1528                     method: 'pkg-config',
1529                     kwargs: static_kwargs)
1530endif
1531keyutils = dependency('libkeyutils', required: false,
1532                      method: 'pkg-config', kwargs: static_kwargs)
1533
1534has_gettid = cc.has_function('gettid')
1535
1536# libselinux
1537selinux = dependency('libselinux',
1538                     required: get_option('selinux'),
1539                     method: 'pkg-config', kwargs: static_kwargs)
1540
1541# Malloc tests
1542
1543malloc = []
1544if get_option('malloc') == 'system'
1545  has_malloc_trim = \
1546    get_option('malloc_trim').allowed() and \
1547    cc.links('''#include <malloc.h>
1548                int main(void) { malloc_trim(0); return 0; }''')
1549else
1550  has_malloc_trim = false
1551  malloc = cc.find_library(get_option('malloc'), required: true)
1552endif
1553if not has_malloc_trim and get_option('malloc_trim').enabled()
1554  if get_option('malloc') == 'system'
1555    error('malloc_trim not available on this platform.')
1556  else
1557    error('malloc_trim not available with non-libc memory allocator')
1558  endif
1559endif
1560
1561# Check whether the glibc provides statx()
1562
1563gnu_source_prefix = '''
1564  #ifndef _GNU_SOURCE
1565  #define _GNU_SOURCE
1566  #endif
1567'''
1568statx_test = gnu_source_prefix + '''
1569  #include <sys/stat.h>
1570  int main(void) {
1571    struct statx statxbuf;
1572    statx(0, "", 0, STATX_BASIC_STATS, &statxbuf);
1573    return 0;
1574  }'''
1575
1576has_statx = cc.links(statx_test)
1577
1578# Check whether statx() provides mount ID information
1579
1580statx_mnt_id_test = gnu_source_prefix + '''
1581  #include <sys/stat.h>
1582  int main(void) {
1583    struct statx statxbuf;
1584    statx(0, "", 0, STATX_BASIC_STATS | STATX_MNT_ID, &statxbuf);
1585    return statxbuf.stx_mnt_id;
1586  }'''
1587
1588has_statx_mnt_id = cc.links(statx_mnt_id_test)
1589
1590have_vhost_user_blk_server = get_option('vhost_user_blk_server') \
1591  .require(targetos == 'linux',
1592           error_message: 'vhost_user_blk_server requires linux') \
1593  .require(have_vhost_user,
1594           error_message: 'vhost_user_blk_server requires vhost-user support') \
1595  .disable_auto_if(not have_tools and not have_system) \
1596  .allowed()
1597
1598if get_option('fuse').disabled() and get_option('fuse_lseek').enabled()
1599  error('Cannot enable fuse-lseek while fuse is disabled')
1600endif
1601
1602fuse = dependency('fuse3', required: get_option('fuse'),
1603                  version: '>=3.1', method: 'pkg-config',
1604                  kwargs: static_kwargs)
1605
1606fuse_lseek = not_found
1607if get_option('fuse_lseek').allowed()
1608  if fuse.version().version_compare('>=3.8')
1609    # Dummy dependency
1610    fuse_lseek = declare_dependency()
1611  elif get_option('fuse_lseek').enabled()
1612    if fuse.found()
1613      error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version())
1614    else
1615      error('fuse-lseek requires libfuse, which was not found')
1616    endif
1617  endif
1618endif
1619
1620have_libvduse = (targetos == 'linux')
1621if get_option('libvduse').enabled()
1622    if targetos != 'linux'
1623        error('libvduse requires linux')
1624    endif
1625elif get_option('libvduse').disabled()
1626    have_libvduse = false
1627endif
1628
1629have_vduse_blk_export = (have_libvduse and targetos == 'linux')
1630if get_option('vduse_blk_export').enabled()
1631    if targetos != 'linux'
1632        error('vduse_blk_export requires linux')
1633    elif not have_libvduse
1634        error('vduse_blk_export requires libvduse support')
1635    endif
1636elif get_option('vduse_blk_export').disabled()
1637    have_vduse_blk_export = false
1638endif
1639
1640# libbpf
1641libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config')
1642if libbpf.found() and not cc.links('''
1643   #include <bpf/libbpf.h>
1644   int main(void)
1645   {
1646     bpf_object__destroy_skeleton(NULL);
1647     return 0;
1648   }''', dependencies: libbpf)
1649  libbpf = not_found
1650  if get_option('bpf').enabled()
1651    error('libbpf skeleton test failed')
1652  else
1653    warning('libbpf skeleton test failed, disabling')
1654  endif
1655endif
1656
1657# libdw
1658libdw = not_found
1659if not get_option('libdw').auto() or \
1660        (not enable_static and (have_system or have_user))
1661    libdw = dependency('libdw',
1662                       method: 'pkg-config',
1663                       kwargs: static_kwargs,
1664                       required: get_option('libdw'))
1665endif
1666
1667#################
1668# config-host.h #
1669#################
1670
1671audio_drivers_selected = []
1672if have_system
1673  audio_drivers_available = {
1674    'alsa': alsa.found(),
1675    'coreaudio': coreaudio.found(),
1676    'dsound': dsound.found(),
1677    'jack': jack.found(),
1678    'oss': oss.found(),
1679    'pa': pulse.found(),
1680    'pipewire': pipewire.found(),
1681    'sdl': sdl.found(),
1682    'sndio': sndio.found(),
1683  }
1684  foreach k, v: audio_drivers_available
1685    config_host_data.set('CONFIG_AUDIO_' + k.to_upper(), v)
1686  endforeach
1687
1688  # Default to native drivers first, OSS second, SDL third
1689  audio_drivers_priority = \
1690    [ 'pa', 'coreaudio', 'dsound', 'sndio', 'oss' ] + \
1691    (targetos == 'linux' ? [] : [ 'sdl' ])
1692  audio_drivers_default = []
1693  foreach k: audio_drivers_priority
1694    if audio_drivers_available[k]
1695      audio_drivers_default += k
1696    endif
1697  endforeach
1698
1699  foreach k: get_option('audio_drv_list')
1700    if k == 'default'
1701      audio_drivers_selected += audio_drivers_default
1702    elif not audio_drivers_available[k]
1703      error('Audio driver "@0@" not available.'.format(k))
1704    else
1705      audio_drivers_selected += k
1706    endif
1707  endforeach
1708endif
1709config_host_data.set('CONFIG_AUDIO_DRIVERS',
1710                     '"' + '", "'.join(audio_drivers_selected) + '", ')
1711
1712if get_option('cfi')
1713  cfi_flags=[]
1714  # Check for dependency on LTO
1715  if not get_option('b_lto')
1716    error('Selected Control-Flow Integrity but LTO is disabled')
1717  endif
1718  if config_host.has_key('CONFIG_MODULES')
1719    error('Selected Control-Flow Integrity is not compatible with modules')
1720  endif
1721  # Check for cfi flags. CFI requires LTO so we can't use
1722  # get_supported_arguments, but need a more complex "compiles" which allows
1723  # custom arguments
1724  if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall',
1725                 args: ['-flto', '-fsanitize=cfi-icall'] )
1726    cfi_flags += '-fsanitize=cfi-icall'
1727  else
1728    error('-fsanitize=cfi-icall is not supported by the compiler')
1729  endif
1730  if cc.compiles('int main () { return 0; }',
1731                 name: '-fsanitize-cfi-icall-generalize-pointers',
1732                 args: ['-flto', '-fsanitize=cfi-icall',
1733                        '-fsanitize-cfi-icall-generalize-pointers'] )
1734    cfi_flags += '-fsanitize-cfi-icall-generalize-pointers'
1735  else
1736    error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler')
1737  endif
1738  if get_option('cfi_debug')
1739    if cc.compiles('int main () { return 0; }',
1740                   name: '-fno-sanitize-trap=cfi-icall',
1741                   args: ['-flto', '-fsanitize=cfi-icall',
1742                          '-fno-sanitize-trap=cfi-icall'] )
1743      cfi_flags += '-fno-sanitize-trap=cfi-icall'
1744    else
1745      error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
1746    endif
1747  endif
1748  add_global_arguments(cfi_flags, native: false, language: all_languages)
1749  add_global_link_arguments(cfi_flags, native: false, language: all_languages)
1750endif
1751
1752have_host_block_device = (targetos != 'darwin' or
1753    cc.has_header('IOKit/storage/IOMedia.h'))
1754
1755dbus_display = get_option('dbus_display') \
1756  .require(gio.version().version_compare('>=2.64'),
1757           error_message: '-display dbus requires glib>=2.64') \
1758  .require(gdbus_codegen.found(),
1759           error_message: gdbus_codegen_error.format('-display dbus')) \
1760  .require(targetos != 'windows',
1761           error_message: '-display dbus is not available on Windows') \
1762  .allowed()
1763
1764have_virtfs = get_option('virtfs') \
1765    .require(targetos == 'linux' or targetos == 'darwin',
1766             error_message: 'virtio-9p (virtfs) requires Linux or macOS') \
1767    .require(targetos == 'linux' or cc.has_function('pthread_fchdir_np'),
1768             error_message: 'virtio-9p (virtfs) on macOS requires the presence of pthread_fchdir_np') \
1769    .require(targetos == 'darwin' or libattr.found(),
1770             error_message: 'virtio-9p (virtfs) on Linux requires libattr-devel') \
1771    .disable_auto_if(not have_tools and not have_system) \
1772    .allowed()
1773
1774have_virtfs_proxy_helper = get_option('virtfs_proxy_helper') \
1775    .require(targetos != 'darwin', error_message: 'the virtfs proxy helper is incompatible with macOS') \
1776    .require(have_virtfs, error_message: 'the virtfs proxy helper requires that virtfs is enabled') \
1777    .disable_auto_if(not have_tools) \
1778    .require(libcap_ng.found(), error_message: 'the virtfs proxy helper requires libcap-ng') \
1779    .allowed()
1780
1781if get_option('block_drv_ro_whitelist') == ''
1782  config_host_data.set('CONFIG_BDRV_RO_WHITELIST', '')
1783else
1784  config_host_data.set('CONFIG_BDRV_RO_WHITELIST',
1785        '"' + get_option('block_drv_ro_whitelist').replace(',', '", "') + '", ')
1786endif
1787if get_option('block_drv_rw_whitelist') == ''
1788  config_host_data.set('CONFIG_BDRV_RW_WHITELIST', '')
1789else
1790  config_host_data.set('CONFIG_BDRV_RW_WHITELIST',
1791        '"' + get_option('block_drv_rw_whitelist').replace(',', '", "') + '", ')
1792endif
1793
1794foreach k : get_option('trace_backends')
1795  config_host_data.set('CONFIG_TRACE_' + k.to_upper(), true)
1796endforeach
1797config_host_data.set_quoted('CONFIG_TRACE_FILE', get_option('trace_file'))
1798config_host_data.set_quoted('CONFIG_TLS_PRIORITY', get_option('tls_priority'))
1799if iasl.found()
1800  config_host_data.set_quoted('CONFIG_IASL', iasl.full_path())
1801endif
1802config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir'))
1803config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix'))
1804config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir)
1805config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir)
1806config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir)
1807
1808qemu_firmwarepath = ''
1809foreach k : get_option('qemu_firmwarepath')
1810  qemu_firmwarepath += '"' + get_option('prefix') / k + '", '
1811endforeach
1812config_host_data.set('CONFIG_QEMU_FIRMWAREPATH', qemu_firmwarepath)
1813
1814config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir'))
1815config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir)
1816config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir'))
1817config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir'))
1818config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir)
1819config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir'))
1820
1821if config_host.has_key('CONFIG_MODULES')
1822  config_host_data.set('CONFIG_STAMP', run_command(
1823      meson.current_source_dir() / 'scripts/qemu-stamp.py',
1824      meson.project_version(), get_option('pkgversion'), '--',
1825      meson.current_source_dir() / 'configure',
1826      capture: true, check: true).stdout().strip())
1827endif
1828
1829have_slirp_smbd = get_option('slirp_smbd') \
1830  .require(targetos != 'windows', error_message: 'Host smbd not supported on this platform.') \
1831  .allowed()
1832if have_slirp_smbd
1833  smbd_path = get_option('smbd')
1834  if smbd_path == ''
1835    smbd_path = (targetos == 'solaris' ? '/usr/sfw/sbin/smbd' : '/usr/sbin/smbd')
1836  endif
1837  config_host_data.set_quoted('CONFIG_SMBD_COMMAND', smbd_path)
1838endif
1839
1840config_host_data.set('HOST_' + host_arch.to_upper(), 1)
1841
1842if get_option('module_upgrades') and not enable_modules
1843  error('Cannot enable module-upgrades as modules are not enabled')
1844endif
1845config_host_data.set('CONFIG_MODULE_UPGRADES', get_option('module_upgrades'))
1846
1847config_host_data.set('CONFIG_ATTR', libattr.found())
1848config_host_data.set('CONFIG_BDRV_WHITELIST_TOOLS', get_option('block_drv_whitelist_in_tools'))
1849config_host_data.set('CONFIG_BRLAPI', brlapi.found())
1850config_host_data.set('CONFIG_COCOA', cocoa.found())
1851config_host_data.set('CONFIG_FUZZ', get_option('fuzzing'))
1852config_host_data.set('CONFIG_GCOV', get_option('b_coverage'))
1853config_host_data.set('CONFIG_LIBUDEV', libudev.found())
1854config_host_data.set('CONFIG_LZO', lzo.found())
1855config_host_data.set('CONFIG_MPATH', mpathpersist.found())
1856config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api)
1857config_host_data.set('CONFIG_BLKIO', blkio.found())
1858config_host_data.set('CONFIG_CURL', curl.found())
1859config_host_data.set('CONFIG_CURSES', curses.found())
1860config_host_data.set('CONFIG_GBM', gbm.found())
1861config_host_data.set('CONFIG_GIO', gio.found())
1862config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found())
1863if glusterfs.found()
1864  config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4'))
1865  config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5'))
1866  config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6'))
1867  config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6'))
1868  config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat)
1869  config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat)
1870endif
1871config_host_data.set('CONFIG_GTK', gtk.found())
1872config_host_data.set('CONFIG_VTE', vte.found())
1873config_host_data.set('CONFIG_GTK_CLIPBOARD', have_gtk_clipboard)
1874config_host_data.set('CONFIG_LIBATTR', have_old_libattr)
1875config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found())
1876config_host_data.set('CONFIG_EBPF', libbpf.found())
1877config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found())
1878config_host_data.set('CONFIG_LIBISCSI', libiscsi.found())
1879config_host_data.set('CONFIG_LIBNFS', libnfs.found())
1880config_host_data.set('CONFIG_LIBSSH', libssh.found())
1881config_host_data.set('CONFIG_LINUX_AIO', libaio.found())
1882config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found())
1883config_host_data.set('CONFIG_LIBPMEM', libpmem.found())
1884config_host_data.set('CONFIG_NUMA', numa.found())
1885if numa.found()
1886  config_host_data.set('HAVE_NUMA_HAS_PREFERRED_MANY',
1887                       cc.has_function('numa_has_preferred_many',
1888                                       dependencies: numa))
1889endif
1890config_host_data.set('CONFIG_OPENGL', opengl.found())
1891config_host_data.set('CONFIG_PROFILER', get_option('profiler'))
1892config_host_data.set('CONFIG_RBD', rbd.found())
1893config_host_data.set('CONFIG_RDMA', rdma.found())
1894config_host_data.set('CONFIG_SDL', sdl.found())
1895config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found())
1896config_host_data.set('CONFIG_SECCOMP', seccomp.found())
1897if seccomp.found()
1898  config_host_data.set('CONFIG_SECCOMP_SYSRAWRC', seccomp_has_sysrawrc)
1899endif
1900config_host_data.set('CONFIG_SNAPPY', snappy.found())
1901config_host_data.set('CONFIG_TPM', have_tpm)
1902config_host_data.set('CONFIG_USB_LIBUSB', libusb.found())
1903config_host_data.set('CONFIG_VDE', vde.found())
1904config_host_data.set('CONFIG_VHOST_NET', have_vhost_net)
1905config_host_data.set('CONFIG_VHOST_NET_USER', have_vhost_net_user)
1906config_host_data.set('CONFIG_VHOST_NET_VDPA', have_vhost_net_vdpa)
1907config_host_data.set('CONFIG_VHOST_KERNEL', have_vhost_kernel)
1908config_host_data.set('CONFIG_VHOST_USER', have_vhost_user)
1909config_host_data.set('CONFIG_VHOST_CRYPTO', have_vhost_user_crypto)
1910config_host_data.set('CONFIG_VHOST_VDPA', have_vhost_vdpa)
1911config_host_data.set('CONFIG_VMNET', vmnet.found())
1912config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server)
1913config_host_data.set('CONFIG_VDUSE_BLK_EXPORT', have_vduse_blk_export)
1914config_host_data.set('CONFIG_PNG', png.found())
1915config_host_data.set('CONFIG_VNC', vnc.found())
1916config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
1917config_host_data.set('CONFIG_VNC_SASL', sasl.found())
1918config_host_data.set('CONFIG_VIRTFS', have_virtfs)
1919config_host_data.set('CONFIG_VTE', vte.found())
1920config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found())
1921config_host_data.set('CONFIG_KEYUTILS', keyutils.found())
1922config_host_data.set('CONFIG_GETTID', has_gettid)
1923config_host_data.set('CONFIG_GNUTLS', gnutls.found())
1924config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found())
1925config_host_data.set('CONFIG_TASN1', tasn1.found())
1926config_host_data.set('CONFIG_GCRYPT', gcrypt.found())
1927config_host_data.set('CONFIG_NETTLE', nettle.found())
1928config_host_data.set('CONFIG_HOGWEED', hogweed.found())
1929config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private')
1930config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim)
1931config_host_data.set('CONFIG_STATX', has_statx)
1932config_host_data.set('CONFIG_STATX_MNT_ID', has_statx_mnt_id)
1933config_host_data.set('CONFIG_ZSTD', zstd.found())
1934config_host_data.set('CONFIG_FUSE', fuse.found())
1935config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found())
1936config_host_data.set('CONFIG_SPICE_PROTOCOL', spice_protocol.found())
1937if spice_protocol.found()
1938config_host_data.set('CONFIG_SPICE_PROTOCOL_MAJOR', spice_protocol.version().split('.')[0])
1939config_host_data.set('CONFIG_SPICE_PROTOCOL_MINOR', spice_protocol.version().split('.')[1])
1940config_host_data.set('CONFIG_SPICE_PROTOCOL_MICRO', spice_protocol.version().split('.')[2])
1941endif
1942config_host_data.set('CONFIG_SPICE', spice.found())
1943config_host_data.set('CONFIG_X11', x11.found())
1944config_host_data.set('CONFIG_DBUS_DISPLAY', dbus_display)
1945config_host_data.set('CONFIG_CFI', get_option('cfi'))
1946config_host_data.set('CONFIG_SELINUX', selinux.found())
1947config_host_data.set('CONFIG_XEN_BACKEND', xen.found())
1948config_host_data.set('CONFIG_LIBDW', libdw.found())
1949if xen.found()
1950  # protect from xen.version() having less than three components
1951  xen_version = xen.version().split('.') + ['0', '0']
1952  xen_ctrl_version = xen_version[0] + \
1953    ('0' + xen_version[1]).substring(-2) + \
1954    ('0' + xen_version[2]).substring(-2)
1955  config_host_data.set('CONFIG_XEN_CTRL_INTERFACE_VERSION', xen_ctrl_version)
1956endif
1957config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version()))
1958config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0])
1959config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
1960config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
1961
1962config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf)
1963config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device)
1964
1965have_coroutine_pool = get_option('coroutine_pool')
1966if get_option('debug_stack_usage') and have_coroutine_pool
1967  message('Disabling coroutine pool to measure stack usage')
1968  have_coroutine_pool = false
1969endif
1970config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool)
1971config_host_data.set('CONFIG_DEBUG_GRAPH_LOCK', get_option('debug_graph_lock'))
1972config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex'))
1973config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage'))
1974config_host_data.set('CONFIG_GPROF', get_option('gprof'))
1975config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed())
1976config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug'))
1977config_host_data.set('CONFIG_REPLICATION', get_option('replication').allowed())
1978
1979# has_header
1980config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h'))
1981config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h'))
1982config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h'))
1983config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
1984config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
1985config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
1986config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h'))
1987config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
1988config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
1989if targetos == 'windows'
1990  config_host_data.set('HAVE_AFUNIX_H', cc.has_header('afunix.h'))
1991endif
1992
1993# has_function
1994config_host_data.set('CONFIG_CLOSE_RANGE', cc.has_function('close_range'))
1995config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4'))
1996config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime'))
1997config_host_data.set('CONFIG_DUP3', cc.has_function('dup3'))
1998config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate'))
1999config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate'))
2000# Note that we need to specify prefix: here to avoid incorrectly
2001# thinking that Windows has posix_memalign()
2002config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>'))
2003config_host_data.set('CONFIG_ALIGNED_MALLOC', cc.has_function('_aligned_malloc'))
2004config_host_data.set('CONFIG_VALLOC', cc.has_function('valloc'))
2005config_host_data.set('CONFIG_MEMALIGN', cc.has_function('memalign'))
2006config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll'))
2007config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>'))
2008config_host_data.set('CONFIG_PTHREAD_FCHDIR_NP', cc.has_function('pthread_fchdir_np'))
2009config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile'))
2010config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare'))
2011config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs'))
2012config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range'))
2013config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create'))
2014config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range'))
2015config_host_data.set('HAVE_GETIFADDRS', cc.has_function('getifaddrs'))
2016config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util))
2017config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul'))
2018config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>'))
2019if rbd.found()
2020  config_host_data.set('HAVE_RBD_NAMESPACE_EXISTS',
2021                       cc.has_function('rbd_namespace_exists',
2022                                       dependencies: rbd,
2023                                       prefix: '#include <rbd/librbd.h>'))
2024endif
2025if rdma.found()
2026  config_host_data.set('HAVE_IBV_ADVISE_MR',
2027                       cc.has_function('ibv_advise_mr',
2028                                       dependencies: rdma,
2029                                       prefix: '#include <infiniband/verbs.h>'))
2030endif
2031
2032# has_header_symbol
2033config_host_data.set('CONFIG_BLKZONED',
2034                     cc.has_header_symbol('linux/blkzoned.h', 'BLKOPENZONE'))
2035config_host_data.set('CONFIG_EPOLL_CREATE1',
2036                     cc.has_header_symbol('sys/epoll.h', 'epoll_create1'))
2037config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE',
2038                     cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and
2039                     cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE'))
2040config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE',
2041                     cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE'))
2042config_host_data.set('CONFIG_FIEMAP',
2043                     cc.has_header('linux/fiemap.h') and
2044                     cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP'))
2045config_host_data.set('CONFIG_GETRANDOM',
2046                     cc.has_function('getrandom') and
2047                     cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK'))
2048config_host_data.set('CONFIG_INOTIFY',
2049                     cc.has_header_symbol('sys/inotify.h', 'inotify_init'))
2050config_host_data.set('CONFIG_INOTIFY1',
2051                     cc.has_header_symbol('sys/inotify.h', 'inotify_init1'))
2052config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK',
2053                     cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK'))
2054config_host_data.set('CONFIG_RTNETLINK',
2055                     cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN'))
2056config_host_data.set('CONFIG_SYSMACROS',
2057                     cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
2058config_host_data.set('HAVE_OPTRESET',
2059                     cc.has_header_symbol('getopt.h', 'optreset'))
2060config_host_data.set('HAVE_IPPROTO_MPTCP',
2061                     cc.has_header_symbol('netinet/in.h', 'IPPROTO_MPTCP'))
2062
2063# has_member
2064config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID',
2065                     cc.has_member('struct sigevent', 'sigev_notify_thread_id',
2066                                   prefix: '#include <signal.h>'))
2067config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM',
2068                     cc.has_member('struct stat', 'st_atim',
2069                                   prefix: '#include <sys/stat.h>'))
2070config_host_data.set('HAVE_BLK_ZONE_REP_CAPACITY',
2071                     cc.has_member('struct blk_zone', 'capacity',
2072                                   prefix: '#include <linux/blkzoned.h>'))
2073
2074# has_type
2075config_host_data.set('CONFIG_IOVEC',
2076                     cc.has_type('struct iovec',
2077                                 prefix: '#include <sys/uio.h>'))
2078config_host_data.set('HAVE_UTMPX',
2079                     cc.has_type('struct utmpx',
2080                                 prefix: '#include <utmpx.h>'))
2081
2082config_host_data.set('CONFIG_EVENTFD', cc.links('''
2083  #include <sys/eventfd.h>
2084  int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }'''))
2085config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + '''
2086  #include <unistd.h>
2087  int main(void) {
2088  #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
2089  return fdatasync(0);
2090  #else
2091  #error Not supported
2092  #endif
2093  }'''))
2094
2095has_madvise = cc.links(gnu_source_prefix + '''
2096  #include <sys/types.h>
2097  #include <sys/mman.h>
2098  #include <stddef.h>
2099  int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }''')
2100missing_madvise_proto = false
2101if has_madvise
2102  # Some platforms (illumos and Solaris before Solaris 11) provide madvise()
2103  # but forget to prototype it. In this case, has_madvise will be true (the
2104  # test program links despite a compile warning). To detect the
2105  # missing-prototype case, we try again with a definitely-bogus prototype.
2106  # This will only compile if the system headers don't provide the prototype;
2107  # otherwise the conflicting prototypes will cause a compiler error.
2108  missing_madvise_proto = cc.links(gnu_source_prefix + '''
2109    #include <sys/types.h>
2110    #include <sys/mman.h>
2111    #include <stddef.h>
2112    extern int madvise(int);
2113    int main(void) { return madvise(0); }''')
2114endif
2115config_host_data.set('CONFIG_MADVISE', has_madvise)
2116config_host_data.set('HAVE_MADVISE_WITHOUT_PROTOTYPE', missing_madvise_proto)
2117
2118config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + '''
2119  #include <sys/mman.h>
2120  int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }'''))
2121config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + '''
2122  #include <fcntl.h>
2123  #if !defined(AT_EMPTY_PATH)
2124  # error missing definition
2125  #else
2126  int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
2127  #endif'''))
2128config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + '''
2129  #include <sys/mman.h>
2130  #include <stddef.h>
2131  int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }'''))
2132
2133config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_W_TID', cc.links(gnu_source_prefix + '''
2134  #include <pthread.h>
2135
2136  static void *f(void *p) { return NULL; }
2137  int main(void)
2138  {
2139    pthread_t thread;
2140    pthread_create(&thread, 0, f, 0);
2141    pthread_setname_np(thread, "QEMU");
2142    return 0;
2143  }''', dependencies: threads))
2144config_host_data.set('CONFIG_PTHREAD_SETNAME_NP_WO_TID', cc.links(gnu_source_prefix + '''
2145  #include <pthread.h>
2146
2147  static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
2148  int main(void)
2149  {
2150    pthread_t thread;
2151    pthread_create(&thread, 0, f, 0);
2152    return 0;
2153  }''', dependencies: threads))
2154config_host_data.set('CONFIG_PTHREAD_SET_NAME_NP', cc.links(gnu_source_prefix + '''
2155  #include <pthread.h>
2156  #include <pthread_np.h>
2157
2158  static void *f(void *p) { return NULL; }
2159  int main(void)
2160  {
2161    pthread_t thread;
2162    pthread_create(&thread, 0, f, 0);
2163    pthread_set_name_np(thread, "QEMU");
2164    return 0;
2165  }''', dependencies: threads))
2166config_host_data.set('CONFIG_PTHREAD_CONDATTR_SETCLOCK', cc.links(gnu_source_prefix + '''
2167  #include <pthread.h>
2168  #include <time.h>
2169
2170  int main(void)
2171  {
2172    pthread_condattr_t attr
2173    pthread_condattr_init(&attr);
2174    pthread_condattr_setclock(&attr, CLOCK_MONOTONIC);
2175    return 0;
2176  }''', dependencies: threads))
2177config_host_data.set('CONFIG_PTHREAD_AFFINITY_NP', cc.links(gnu_source_prefix + '''
2178  #include <pthread.h>
2179
2180  static void *f(void *p) { return NULL; }
2181  int main(void)
2182  {
2183    int setsize = CPU_ALLOC_SIZE(64);
2184    pthread_t thread;
2185    cpu_set_t *cpuset;
2186    pthread_create(&thread, 0, f, 0);
2187    cpuset = CPU_ALLOC(64);
2188    CPU_ZERO_S(setsize, cpuset);
2189    pthread_setaffinity_np(thread, setsize, cpuset);
2190    pthread_getaffinity_np(thread, setsize, cpuset);
2191    CPU_FREE(cpuset);
2192    return 0;
2193  }''', dependencies: threads))
2194config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + '''
2195  #include <sys/signalfd.h>
2196  #include <stddef.h>
2197  int main(void) { return signalfd(-1, NULL, SFD_CLOEXEC); }'''))
2198config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + '''
2199  #include <unistd.h>
2200  #include <fcntl.h>
2201  #include <limits.h>
2202
2203  int main(void)
2204  {
2205    int len, fd = 0;
2206    len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2207    splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2208    return 0;
2209  }'''))
2210
2211config_host_data.set('HAVE_MLOCKALL', cc.links(gnu_source_prefix + '''
2212  #include <sys/mman.h>
2213  int main(void) {
2214    return mlockall(MCL_FUTURE);
2215  }'''))
2216
2217have_l2tpv3 = false
2218if get_option('l2tpv3').allowed() and have_system
2219  have_l2tpv3 = cc.has_type('struct mmsghdr',
2220    prefix: gnu_source_prefix + '''
2221      #include <sys/socket.h>
2222      #include <linux/ip.h>''')
2223endif
2224config_host_data.set('CONFIG_L2TPV3', have_l2tpv3)
2225
2226have_netmap = false
2227if get_option('netmap').allowed() and have_system
2228  have_netmap = cc.compiles('''
2229    #include <inttypes.h>
2230    #include <net/if.h>
2231    #include <net/netmap.h>
2232    #include <net/netmap_user.h>
2233    #if (NETMAP_API < 11) || (NETMAP_API > 15)
2234    #error
2235    #endif
2236    int main(void) { return 0; }''')
2237  if not have_netmap and get_option('netmap').enabled()
2238    error('Netmap headers not available')
2239  endif
2240endif
2241config_host_data.set('CONFIG_NETMAP', have_netmap)
2242
2243# Work around a system header bug with some kernel/XFS header
2244# versions where they both try to define 'struct fsxattr':
2245# xfs headers will not try to redefine structs from linux headers
2246# if this macro is set.
2247config_host_data.set('HAVE_FSXATTR', cc.links('''
2248  #include <linux/fs.h>
2249  struct fsxattr foo;
2250  int main(void) {
2251    return 0;
2252  }'''))
2253
2254# Some versions of Mac OS X incorrectly define SIZE_MAX
2255config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles('''
2256    #include <stdint.h>
2257    #include <stdio.h>
2258    int main(void) {
2259        return printf("%zu", SIZE_MAX);
2260    }''', args: ['-Werror']))
2261
2262# See if 64-bit atomic operations are supported.
2263# Note that without __atomic builtins, we can only
2264# assume atomic loads/stores max at pointer size.
2265config_host_data.set('CONFIG_ATOMIC64', cc.links('''
2266  #include <stdint.h>
2267  int main(void)
2268  {
2269    uint64_t x = 0, y = 0;
2270    y = __atomic_load_n(&x, __ATOMIC_RELAXED);
2271    __atomic_store_n(&x, y, __ATOMIC_RELAXED);
2272    __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
2273    __atomic_exchange_n(&x, y, __ATOMIC_RELAXED);
2274    __atomic_fetch_add(&x, y, __ATOMIC_RELAXED);
2275    return 0;
2276  }'''))
2277
2278has_int128 = cc.links('''
2279  __int128_t a;
2280  __uint128_t b;
2281  int main (void) {
2282    a = a + b;
2283    b = a * b;
2284    a = a * a;
2285    return 0;
2286  }''')
2287
2288config_host_data.set('CONFIG_INT128', has_int128)
2289
2290if has_int128
2291  # "do we have 128-bit atomics which are handled inline and specifically not
2292  # via libatomic". The reason we can't use libatomic is documented in the
2293  # comment starting "GCC is a house divided" in include/qemu/atomic128.h.
2294  # We only care about these operations on 16-byte aligned pointers, so
2295  # force 16-byte alignment of the pointer, which may be greater than
2296  # __alignof(unsigned __int128) for the host.
2297  atomic_test_128 = '''
2298    int main(int ac, char **av) {
2299      unsigned __int128 *p = __builtin_assume_aligned(av[ac - 1], sizeof(16));
2300      p[1] = __atomic_load_n(&p[0], __ATOMIC_RELAXED);
2301      __atomic_store_n(&p[2], p[3], __ATOMIC_RELAXED);
2302      __atomic_compare_exchange_n(&p[4], &p[5], p[6], 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
2303      return 0;
2304    }'''
2305  has_atomic128 = cc.links(atomic_test_128)
2306
2307  config_host_data.set('CONFIG_ATOMIC128', has_atomic128)
2308
2309  if not has_atomic128
2310    # Even with __builtin_assume_aligned, the above test may have failed
2311    # without optimization enabled.  Try again with optimizations locally
2312    # enabled for the function.  See
2313    #   https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107389
2314    has_atomic128_opt = cc.links('__attribute__((optimize("O1")))' + atomic_test_128)
2315    config_host_data.set('CONFIG_ATOMIC128_OPT', has_atomic128_opt)
2316
2317    if not has_atomic128_opt
2318      config_host_data.set('CONFIG_CMPXCHG128', cc.links('''
2319        int main(void)
2320        {
2321          unsigned __int128 x = 0, y = 0;
2322          __sync_val_compare_and_swap_16(&x, y, x);
2323          return 0;
2324        }
2325      '''))
2326    endif
2327  endif
2328endif
2329
2330config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + '''
2331  #include <sys/auxv.h>
2332  int main(void) {
2333    return getauxval(AT_HWCAP) == 0;
2334  }'''))
2335
2336config_host_data.set('CONFIG_USBFS', have_linux_user and cc.compiles('''
2337  #include <linux/usbdevice_fs.h>
2338
2339  #ifndef USBDEVFS_GET_CAPABILITIES
2340  #error "USBDEVFS_GET_CAPABILITIES undefined"
2341  #endif
2342
2343  #ifndef USBDEVFS_DISCONNECT_CLAIM
2344  #error "USBDEVFS_DISCONNECT_CLAIM undefined"
2345  #endif
2346
2347  int main(void) { return 0; }'''))
2348
2349have_keyring = get_option('keyring') \
2350  .require(targetos == 'linux', error_message: 'keyring is only available on Linux') \
2351  .require(cc.compiles('''
2352    #include <errno.h>
2353    #include <asm/unistd.h>
2354    #include <linux/keyctl.h>
2355    #include <sys/syscall.h>
2356    #include <unistd.h>
2357    int main(void) {
2358        return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
2359    }'''), error_message: 'keyctl syscall not available on this system').allowed()
2360config_host_data.set('CONFIG_SECRET_KEYRING', have_keyring)
2361
2362have_cpuid_h = cc.links('''
2363  #include <cpuid.h>
2364  int main(void) {
2365    unsigned a, b, c, d;
2366    unsigned max = __get_cpuid_max(0, 0);
2367
2368    if (max >= 1) {
2369        __cpuid(1, a, b, c, d);
2370    }
2371
2372    if (max >= 7) {
2373        __cpuid_count(7, 0, a, b, c, d);
2374    }
2375
2376    return 0;
2377  }''')
2378config_host_data.set('CONFIG_CPUID_H', have_cpuid_h)
2379
2380config_host_data.set('CONFIG_AVX2_OPT', get_option('avx2') \
2381  .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX2') \
2382  .require(cc.links('''
2383    #include <cpuid.h>
2384    #include <immintrin.h>
2385    static int __attribute__((target("avx2"))) bar(void *a) {
2386      __m256i x = *(__m256i *)a;
2387      return _mm256_testz_si256(x, x);
2388    }
2389    int main(int argc, char *argv[]) { return bar(argv[argc - 1]); }
2390  '''), error_message: 'AVX2 not available').allowed())
2391
2392config_host_data.set('CONFIG_AVX512F_OPT', get_option('avx512f') \
2393  .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512F') \
2394  .require(cc.links('''
2395    #include <cpuid.h>
2396    #include <immintrin.h>
2397    static int __attribute__((target("avx512f"))) bar(void *a) {
2398      __m512i x = *(__m512i *)a;
2399      return _mm512_test_epi64_mask(x, x);
2400    }
2401    int main(int argc, char *argv[]) { return bar(argv[argc - 1]); }
2402  '''), error_message: 'AVX512F not available').allowed())
2403
2404config_host_data.set('CONFIG_AVX512BW_OPT', get_option('avx512bw') \
2405  .require(have_cpuid_h, error_message: 'cpuid.h not available, cannot enable AVX512BW') \
2406  .require(cc.links('''
2407    #include <cpuid.h>
2408    #include <immintrin.h>
2409    static int __attribute__((target("avx512bw"))) bar(void *a) {
2410      __m512i *x = a;
2411      __m512i res= _mm512_abs_epi8(*x);
2412      return res[1];
2413    }
2414    int main(int argc, char *argv[]) { return bar(argv[0]); }
2415  '''), error_message: 'AVX512BW not available').allowed())
2416
2417have_pvrdma = get_option('pvrdma') \
2418  .require(rdma.found(), error_message: 'PVRDMA requires OpenFabrics libraries') \
2419  .require(cc.compiles(gnu_source_prefix + '''
2420    #include <sys/mman.h>
2421    int main(void)
2422    {
2423      char buf = 0;
2424      void *addr = &buf;
2425      addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
2426
2427      return 0;
2428    }'''), error_message: 'PVRDMA requires mremap').allowed()
2429
2430if have_pvrdma
2431  config_host_data.set('LEGACY_RDMA_REG_MR', not cc.links('''
2432    #include <infiniband/verbs.h>
2433    int main(void)
2434    {
2435      struct ibv_mr *mr;
2436      struct ibv_pd *pd = NULL;
2437      size_t length = 10;
2438      uint64_t iova = 0;
2439      int access = 0;
2440      void *addr = NULL;
2441
2442      mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
2443      ibv_dereg_mr(mr);
2444      return 0;
2445    }'''))
2446endif
2447
2448if get_option('membarrier').disabled()
2449  have_membarrier = false
2450elif targetos == 'windows'
2451  have_membarrier = true
2452elif targetos == 'linux'
2453  have_membarrier = cc.compiles('''
2454    #include <linux/membarrier.h>
2455    #include <sys/syscall.h>
2456    #include <unistd.h>
2457    #include <stdlib.h>
2458    int main(void) {
2459        syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
2460        syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
2461        exit(0);
2462    }''')
2463endif
2464config_host_data.set('CONFIG_MEMBARRIER', get_option('membarrier') \
2465  .require(have_membarrier, error_message: 'membarrier system call not available') \
2466  .allowed())
2467
2468have_afalg = get_option('crypto_afalg') \
2469  .require(cc.compiles(gnu_source_prefix + '''
2470    #include <errno.h>
2471    #include <sys/types.h>
2472    #include <sys/socket.h>
2473    #include <linux/if_alg.h>
2474    int main(void) {
2475      int sock;
2476      sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
2477      return sock;
2478    }
2479  '''), error_message: 'AF_ALG requested but could not be detected').allowed()
2480config_host_data.set('CONFIG_AF_ALG', have_afalg)
2481
2482config_host_data.set('CONFIG_AF_VSOCK', cc.has_header_symbol(
2483  'linux/vm_sockets.h', 'AF_VSOCK',
2484  prefix: '#include <sys/socket.h>',
2485))
2486
2487have_vss = false
2488have_vss_sdk = false # old xp/2003 SDK
2489if targetos == 'windows' and link_language == 'cpp'
2490  have_vss = cxx.compiles('''
2491    #define __MIDL_user_allocate_free_DEFINED__
2492    #include <vss.h>
2493    int main(void) { return VSS_CTX_BACKUP; }''')
2494  have_vss_sdk = cxx.has_header('vscoordint.h')
2495endif
2496config_host_data.set('HAVE_VSS_SDK', have_vss_sdk)
2497
2498foreach k, v: config_host
2499  if k.startswith('CONFIG_')
2500    config_host_data.set(k, v == 'y' ? 1 : v)
2501  endif
2502endforeach
2503
2504# Older versions of MinGW do not import _lock_file and _unlock_file properly.
2505# This was fixed for v6.0.0 with commit b48e3ac8969d.
2506if targetos == 'windows'
2507  config_host_data.set('HAVE__LOCK_FILE', cc.links('''
2508    #include <stdio.h>
2509    int main(void) {
2510      _lock_file(NULL);
2511      _unlock_file(NULL);
2512      return 0;
2513    }''', name: '_lock_file and _unlock_file'))
2514endif
2515
2516if targetos == 'windows'
2517  mingw_has_setjmp_longjmp = cc.links('''
2518    #include <setjmp.h>
2519    int main(void) {
2520      /*
2521       * These functions are not available in setjmp header, but may be
2522       * available at link time, from libmingwex.a.
2523       */
2524      extern int __mingw_setjmp(jmp_buf);
2525      extern void __attribute__((noreturn)) __mingw_longjmp(jmp_buf, int);
2526      jmp_buf env;
2527      __mingw_setjmp(env);
2528      __mingw_longjmp(env, 0);
2529    }
2530  ''', name: 'mingw setjmp and longjmp')
2531
2532  if cpu == 'aarch64' and not mingw_has_setjmp_longjmp
2533    error('mingw must provide setjmp/longjmp for windows-arm64')
2534  endif
2535endif
2536
2537########################
2538# Target configuration #
2539########################
2540
2541minikconf = find_program('scripts/minikconf.py')
2542config_all = {}
2543config_all_devices = {}
2544config_all_disas = {}
2545config_devices_mak_list = []
2546config_devices_h = {}
2547config_target_h = {}
2548config_target_mak = {}
2549
2550disassemblers = {
2551  'alpha' : ['CONFIG_ALPHA_DIS'],
2552  'avr' : ['CONFIG_AVR_DIS'],
2553  'cris' : ['CONFIG_CRIS_DIS'],
2554  'hexagon' : ['CONFIG_HEXAGON_DIS'],
2555  'hppa' : ['CONFIG_HPPA_DIS'],
2556  'i386' : ['CONFIG_I386_DIS'],
2557  'x86_64' : ['CONFIG_I386_DIS'],
2558  'm68k' : ['CONFIG_M68K_DIS'],
2559  'microblaze' : ['CONFIG_MICROBLAZE_DIS'],
2560  'mips' : ['CONFIG_MIPS_DIS'],
2561  'nios2' : ['CONFIG_NIOS2_DIS'],
2562  'or1k' : ['CONFIG_OPENRISC_DIS'],
2563  'ppc' : ['CONFIG_PPC_DIS'],
2564  'riscv' : ['CONFIG_RISCV_DIS'],
2565  'rx' : ['CONFIG_RX_DIS'],
2566  's390' : ['CONFIG_S390_DIS'],
2567  'sh4' : ['CONFIG_SH4_DIS'],
2568  'sparc' : ['CONFIG_SPARC_DIS'],
2569  'xtensa' : ['CONFIG_XTENSA_DIS'],
2570  'loongarch' : ['CONFIG_LOONGARCH_DIS'],
2571}
2572
2573have_ivshmem = config_host_data.get('CONFIG_EVENTFD')
2574host_kconfig = \
2575  (get_option('fuzzing') ? ['CONFIG_FUZZ=y'] : []) + \
2576  (have_tpm ? ['CONFIG_TPM=y'] : []) + \
2577  (spice.found() ? ['CONFIG_SPICE=y'] : []) + \
2578  (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \
2579  (opengl.found() ? ['CONFIG_OPENGL=y'] : []) + \
2580  (x11.found() ? ['CONFIG_X11=y'] : []) + \
2581  (have_vhost_user ? ['CONFIG_VHOST_USER=y'] : []) + \
2582  (have_vhost_vdpa ? ['CONFIG_VHOST_VDPA=y'] : []) + \
2583  (have_vhost_kernel ? ['CONFIG_VHOST_KERNEL=y'] : []) + \
2584  (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \
2585  ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \
2586  (have_pvrdma ? ['CONFIG_PVRDMA=y'] : []) + \
2587  (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) + \
2588  (vfio_user_server_allowed ? ['CONFIG_VFIO_USER_SERVER_ALLOWED=y'] : [])
2589
2590ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
2591
2592default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
2593actual_target_dirs = []
2594fdt_required = []
2595foreach target : target_dirs
2596  config_target = { 'TARGET_NAME': target.split('-')[0] }
2597  if target.endswith('linux-user')
2598    if targetos != 'linux'
2599      if default_targets
2600        continue
2601      endif
2602      error('Target @0@ is only available on a Linux host'.format(target))
2603    endif
2604    config_target += { 'CONFIG_LINUX_USER': 'y' }
2605  elif target.endswith('bsd-user')
2606    if 'CONFIG_BSD' not in config_host
2607      if default_targets
2608        continue
2609      endif
2610      error('Target @0@ is only available on a BSD host'.format(target))
2611    endif
2612    config_target += { 'CONFIG_BSD_USER': 'y' }
2613  elif target.endswith('softmmu')
2614    config_target += { 'CONFIG_SOFTMMU': 'y' }
2615  endif
2616  if target.endswith('-user')
2617    config_target += {
2618      'CONFIG_USER_ONLY': 'y',
2619      'CONFIG_QEMU_INTERP_PREFIX':
2620        get_option('interp_prefix').replace('%M', config_target['TARGET_NAME'])
2621    }
2622  endif
2623
2624  accel_kconfig = []
2625  foreach sym: accelerators
2626    if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, [])
2627      config_target += { sym: 'y' }
2628      config_all += { sym: 'y' }
2629      if target in modular_tcg
2630        config_target += { 'CONFIG_TCG_MODULAR': 'y' }
2631      else
2632        config_target += { 'CONFIG_TCG_BUILTIN': 'y' }
2633      endif
2634      accel_kconfig += [ sym + '=y' ]
2635    endif
2636  endforeach
2637  if accel_kconfig.length() == 0
2638    if default_targets
2639      continue
2640    endif
2641    error('No accelerator available for target @0@'.format(target))
2642  endif
2643
2644  actual_target_dirs += target
2645  config_target += keyval.load('configs/targets' / target + '.mak')
2646  config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' }
2647
2648  if 'TARGET_NEED_FDT' in config_target
2649    fdt_required += target
2650  endif
2651
2652  # Add default keys
2653  if 'TARGET_BASE_ARCH' not in config_target
2654    config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']}
2655  endif
2656  if 'TARGET_ABI_DIR' not in config_target
2657    config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']}
2658  endif
2659  if 'TARGET_BIG_ENDIAN' not in config_target
2660    config_target += {'TARGET_BIG_ENDIAN': 'n'}
2661  endif
2662
2663  foreach k, v: disassemblers
2664    if host_arch.startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k)
2665      foreach sym: v
2666        config_target += { sym: 'y' }
2667        config_all_disas += { sym: 'y' }
2668      endforeach
2669    endif
2670  endforeach
2671
2672  config_target_data = configuration_data()
2673  foreach k, v: config_target
2674    if not k.startswith('TARGET_') and not k.startswith('CONFIG_')
2675      # do nothing
2676    elif ignored.contains(k)
2677      # do nothing
2678    elif k == 'TARGET_BASE_ARCH'
2679      # Note that TARGET_BASE_ARCH ends up in config-target.h but it is
2680      # not used to select files from sourcesets.
2681      config_target_data.set('TARGET_' + v.to_upper(), 1)
2682    elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX'
2683      config_target_data.set_quoted(k, v)
2684    elif v == 'y'
2685      config_target_data.set(k, 1)
2686    elif v == 'n'
2687      config_target_data.set(k, 0)
2688    else
2689      config_target_data.set(k, v)
2690    endif
2691  endforeach
2692  config_target_data.set('QEMU_ARCH',
2693                         'QEMU_ARCH_' + config_target['TARGET_BASE_ARCH'].to_upper())
2694  config_target_h += {target: configure_file(output: target + '-config-target.h',
2695                                               configuration: config_target_data)}
2696
2697  if target.endswith('-softmmu')
2698    config_input = meson.get_external_property(target, 'default')
2699    config_devices_mak = target + '-config-devices.mak'
2700    config_devices_mak = configure_file(
2701      input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'],
2702      output: config_devices_mak,
2703      depfile: config_devices_mak + '.d',
2704      capture: true,
2705      command: [minikconf,
2706                get_option('default_devices') ? '--defconfig' : '--allnoconfig',
2707                config_devices_mak, '@DEPFILE@', '@INPUT@',
2708                host_kconfig, accel_kconfig,
2709                'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y'])
2710
2711    config_devices_data = configuration_data()
2712    config_devices = keyval.load(config_devices_mak)
2713    foreach k, v: config_devices
2714      config_devices_data.set(k, 1)
2715    endforeach
2716    config_devices_mak_list += config_devices_mak
2717    config_devices_h += {target: configure_file(output: target + '-config-devices.h',
2718                                                configuration: config_devices_data)}
2719    config_target += config_devices
2720    config_all_devices += config_devices
2721  endif
2722  config_target_mak += {target: config_target}
2723endforeach
2724target_dirs = actual_target_dirs
2725
2726# This configuration is used to build files that are shared by
2727# multiple binaries, and then extracted out of the "common"
2728# static_library target.
2729#
2730# We do not use all_sources()/all_dependencies(), because it would
2731# build literally all source files, including devices only used by
2732# targets that are not built for this compilation.  The CONFIG_ALL
2733# pseudo symbol replaces it.
2734
2735config_all += config_all_devices
2736config_all += config_host
2737config_all += config_all_disas
2738config_all += {
2739  'CONFIG_XEN': xen.found(),
2740  'CONFIG_SOFTMMU': have_system,
2741  'CONFIG_USER_ONLY': have_user,
2742  'CONFIG_ALL': true,
2743}
2744
2745target_configs_h = []
2746foreach target: target_dirs
2747  target_configs_h += config_target_h[target]
2748  target_configs_h += config_devices_h.get(target, [])
2749endforeach
2750genh += custom_target('config-poison.h',
2751                      input: [target_configs_h],
2752                      output: 'config-poison.h',
2753                      capture: true,
2754                      command: [find_program('scripts/make-config-poison.sh'),
2755                                target_configs_h])
2756
2757##############
2758# Submodules #
2759##############
2760
2761capstone = not_found
2762if not get_option('capstone').auto() or have_system or have_user
2763  capstone = dependency('capstone', version: '>=3.0.5',
2764                        kwargs: static_kwargs, method: 'pkg-config',
2765                        required: get_option('capstone'))
2766
2767  # Some versions of capstone have broken pkg-config file
2768  # that reports a wrong -I path, causing the #include to
2769  # fail later. If the system has such a broken version
2770  # do not use it.
2771  if capstone.found() and not cc.compiles('#include <capstone.h>',
2772                                          dependencies: [capstone])
2773    capstone = not_found
2774    if get_option('capstone').enabled()
2775      error('capstone requested, but it does not appear to work')
2776    endif
2777  endif
2778endif
2779
2780libvfio_user_dep = not_found
2781if have_system and vfio_user_server_allowed
2782  have_internal = fs.exists(meson.current_source_dir() / 'subprojects/libvfio-user/meson.build')
2783
2784  if not have_internal
2785    error('libvfio-user source not found - please pull git submodule')
2786  endif
2787
2788  libvfio_user_proj = subproject('libvfio-user')
2789
2790  libvfio_user_lib = libvfio_user_proj.get_variable('libvfio_user_dep')
2791
2792  libvfio_user_dep = declare_dependency(dependencies: [libvfio_user_lib])
2793endif
2794
2795fdt = not_found
2796if have_system
2797  fdt_opt = get_option('fdt')
2798  if fdt_opt in ['enabled', 'auto', 'system']
2799    have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt')
2800    fdt = cc.find_library('fdt', kwargs: static_kwargs,
2801                          required: fdt_opt == 'system' or
2802                                    fdt_opt == 'enabled' and not have_internal)
2803    if fdt.found() and cc.links('''
2804       #include <libfdt.h>
2805       #include <libfdt_env.h>
2806       int main(void) { fdt_find_max_phandle(NULL, NULL); return 0; }''',
2807         dependencies: fdt)
2808      fdt_opt = 'system'
2809    elif fdt_opt == 'system'
2810       error('system libfdt requested, but it is too old (1.5.1 or newer required)')
2811    elif have_internal
2812      fdt_opt = 'internal'
2813    else
2814      fdt_opt = 'disabled'
2815      fdt = not_found
2816    endif
2817  endif
2818  if fdt_opt == 'internal'
2819    fdt_files = files(
2820      'dtc/libfdt/fdt.c',
2821      'dtc/libfdt/fdt_ro.c',
2822      'dtc/libfdt/fdt_wip.c',
2823      'dtc/libfdt/fdt_sw.c',
2824      'dtc/libfdt/fdt_rw.c',
2825      'dtc/libfdt/fdt_strerror.c',
2826      'dtc/libfdt/fdt_empty_tree.c',
2827      'dtc/libfdt/fdt_addresses.c',
2828      'dtc/libfdt/fdt_overlay.c',
2829      'dtc/libfdt/fdt_check.c',
2830    )
2831
2832    fdt_inc = include_directories('dtc/libfdt')
2833    libfdt = static_library('fdt',
2834                            build_by_default: false,
2835                            sources: fdt_files,
2836                            include_directories: fdt_inc)
2837    fdt = declare_dependency(link_with: libfdt,
2838                             include_directories: fdt_inc)
2839  endif
2840else
2841  fdt_opt = 'disabled'
2842endif
2843if not fdt.found() and fdt_required.length() > 0
2844  error('fdt not available but required by targets ' + ', '.join(fdt_required))
2845endif
2846
2847config_host_data.set('CONFIG_CAPSTONE', capstone.found())
2848config_host_data.set('CONFIG_FDT', fdt.found())
2849config_host_data.set('CONFIG_SLIRP', slirp.found())
2850
2851#####################
2852# Generated sources #
2853#####################
2854
2855genh += configure_file(output: 'config-host.h', configuration: config_host_data)
2856
2857hxtool = find_program('scripts/hxtool')
2858shaderinclude = find_program('scripts/shaderinclude.py')
2859qapi_gen = find_program('scripts/qapi-gen.py')
2860qapi_gen_depends = [ meson.current_source_dir() / 'scripts/qapi/__init__.py',
2861                     meson.current_source_dir() / 'scripts/qapi/commands.py',
2862                     meson.current_source_dir() / 'scripts/qapi/common.py',
2863                     meson.current_source_dir() / 'scripts/qapi/error.py',
2864                     meson.current_source_dir() / 'scripts/qapi/events.py',
2865                     meson.current_source_dir() / 'scripts/qapi/expr.py',
2866                     meson.current_source_dir() / 'scripts/qapi/gen.py',
2867                     meson.current_source_dir() / 'scripts/qapi/introspect.py',
2868                     meson.current_source_dir() / 'scripts/qapi/main.py',
2869                     meson.current_source_dir() / 'scripts/qapi/parser.py',
2870                     meson.current_source_dir() / 'scripts/qapi/schema.py',
2871                     meson.current_source_dir() / 'scripts/qapi/source.py',
2872                     meson.current_source_dir() / 'scripts/qapi/types.py',
2873                     meson.current_source_dir() / 'scripts/qapi/visit.py',
2874                     meson.current_source_dir() / 'scripts/qapi-gen.py'
2875]
2876
2877tracetool = [
2878  python, files('scripts/tracetool.py'),
2879   '--backend=' + ','.join(get_option('trace_backends'))
2880]
2881tracetool_depends = files(
2882  'scripts/tracetool/backend/log.py',
2883  'scripts/tracetool/backend/__init__.py',
2884  'scripts/tracetool/backend/dtrace.py',
2885  'scripts/tracetool/backend/ftrace.py',
2886  'scripts/tracetool/backend/simple.py',
2887  'scripts/tracetool/backend/syslog.py',
2888  'scripts/tracetool/backend/ust.py',
2889  'scripts/tracetool/format/ust_events_c.py',
2890  'scripts/tracetool/format/ust_events_h.py',
2891  'scripts/tracetool/format/__init__.py',
2892  'scripts/tracetool/format/d.py',
2893  'scripts/tracetool/format/simpletrace_stap.py',
2894  'scripts/tracetool/format/c.py',
2895  'scripts/tracetool/format/h.py',
2896  'scripts/tracetool/format/log_stap.py',
2897  'scripts/tracetool/format/stap.py',
2898  'scripts/tracetool/__init__.py',
2899  'scripts/tracetool/vcpu.py'
2900)
2901
2902qemu_version_cmd = [find_program('scripts/qemu-version.sh'),
2903                    meson.current_source_dir(),
2904                    get_option('pkgversion'), meson.project_version()]
2905qemu_version = custom_target('qemu-version.h',
2906                             output: 'qemu-version.h',
2907                             command: qemu_version_cmd,
2908                             capture: true,
2909                             build_by_default: true,
2910                             build_always_stale: true)
2911genh += qemu_version
2912
2913hxdep = []
2914hx_headers = [
2915  ['qemu-options.hx', 'qemu-options.def'],
2916  ['qemu-img-cmds.hx', 'qemu-img-cmds.h'],
2917]
2918if have_system
2919  hx_headers += [
2920    ['hmp-commands.hx', 'hmp-commands.h'],
2921    ['hmp-commands-info.hx', 'hmp-commands-info.h'],
2922  ]
2923endif
2924foreach d : hx_headers
2925  hxdep += custom_target(d[1],
2926                input: files(d[0]),
2927                output: d[1],
2928                capture: true,
2929                build_by_default: true, # to be removed when added to a target
2930                command: [hxtool, '-h', '@INPUT0@'])
2931endforeach
2932genh += hxdep
2933
2934###################
2935# Collect sources #
2936###################
2937
2938authz_ss = ss.source_set()
2939blockdev_ss = ss.source_set()
2940block_ss = ss.source_set()
2941chardev_ss = ss.source_set()
2942common_ss = ss.source_set()
2943crypto_ss = ss.source_set()
2944hwcore_ss = ss.source_set()
2945io_ss = ss.source_set()
2946qmp_ss = ss.source_set()
2947qom_ss = ss.source_set()
2948softmmu_ss = ss.source_set()
2949specific_fuzz_ss = ss.source_set()
2950specific_ss = ss.source_set()
2951stub_ss = ss.source_set()
2952trace_ss = ss.source_set()
2953user_ss = ss.source_set()
2954util_ss = ss.source_set()
2955
2956# accel modules
2957qtest_module_ss = ss.source_set()
2958tcg_module_ss = ss.source_set()
2959
2960modules = {}
2961target_modules = {}
2962hw_arch = {}
2963target_arch = {}
2964target_softmmu_arch = {}
2965target_user_arch = {}
2966
2967###############
2968# Trace files #
2969###############
2970
2971# TODO: add each directory to the subdirs from its own meson.build, once
2972# we have those
2973trace_events_subdirs = [
2974  'crypto',
2975  'qapi',
2976  'qom',
2977  'monitor',
2978  'util',
2979  'gdbstub',
2980]
2981if have_linux_user
2982  trace_events_subdirs += [ 'linux-user' ]
2983endif
2984if have_bsd_user
2985  trace_events_subdirs += [ 'bsd-user' ]
2986endif
2987if have_block
2988  trace_events_subdirs += [
2989    'authz',
2990    'block',
2991    'io',
2992    'nbd',
2993    'scsi',
2994  ]
2995endif
2996if have_system
2997  trace_events_subdirs += [
2998    'accel/kvm',
2999    'audio',
3000    'backends',
3001    'backends/tpm',
3002    'chardev',
3003    'ebpf',
3004    'hw/9pfs',
3005    'hw/acpi',
3006    'hw/adc',
3007    'hw/alpha',
3008    'hw/arm',
3009    'hw/audio',
3010    'hw/block',
3011    'hw/block/dataplane',
3012    'hw/char',
3013    'hw/display',
3014    'hw/dma',
3015    'hw/hyperv',
3016    'hw/i2c',
3017    'hw/i386',
3018    'hw/i386/xen',
3019    'hw/i386/kvm',
3020    'hw/ide',
3021    'hw/input',
3022    'hw/intc',
3023    'hw/isa',
3024    'hw/mem',
3025    'hw/mips',
3026    'hw/misc',
3027    'hw/misc/macio',
3028    'hw/net',
3029    'hw/net/can',
3030    'hw/nubus',
3031    'hw/nvme',
3032    'hw/nvram',
3033    'hw/pci',
3034    'hw/pci-host',
3035    'hw/ppc',
3036    'hw/rdma',
3037    'hw/rdma/vmw',
3038    'hw/rtc',
3039    'hw/s390x',
3040    'hw/scsi',
3041    'hw/sd',
3042    'hw/sh4',
3043    'hw/sparc',
3044    'hw/sparc64',
3045    'hw/ssi',
3046    'hw/timer',
3047    'hw/tpm',
3048    'hw/usb',
3049    'hw/vfio',
3050    'hw/virtio',
3051    'hw/watchdog',
3052    'hw/xen',
3053    'hw/gpio',
3054    'migration',
3055    'net',
3056    'softmmu',
3057    'ui',
3058    'hw/remote',
3059  ]
3060endif
3061if have_system or have_user
3062  trace_events_subdirs += [
3063    'accel/tcg',
3064    'hw/core',
3065    'target/arm',
3066    'target/arm/hvf',
3067    'target/hppa',
3068    'target/i386',
3069    'target/i386/kvm',
3070    'target/mips/tcg',
3071    'target/nios2',
3072    'target/ppc',
3073    'target/riscv',
3074    'target/s390x',
3075    'target/s390x/kvm',
3076    'target/sparc',
3077  ]
3078endif
3079
3080vhost_user = not_found
3081if targetos == 'linux' and have_vhost_user
3082  libvhost_user = subproject('libvhost-user')
3083  vhost_user = libvhost_user.get_variable('vhost_user_dep')
3084endif
3085
3086libvduse = not_found
3087if have_libvduse
3088  libvduse_proj = subproject('libvduse')
3089  libvduse = libvduse_proj.get_variable('libvduse_dep')
3090endif
3091
3092# NOTE: the trace/ subdirectory needs the qapi_trace_events variable
3093# that is filled in by qapi/.
3094subdir('qapi')
3095subdir('qobject')
3096subdir('stubs')
3097subdir('trace')
3098subdir('util')
3099subdir('qom')
3100subdir('authz')
3101subdir('crypto')
3102subdir('ui')
3103subdir('hw')
3104subdir('gdbstub')
3105
3106
3107if enable_modules
3108  libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO')
3109  modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO')
3110endif
3111
3112qom_ss = qom_ss.apply(config_host, strict: false)
3113libqom = static_library('qom', qom_ss.sources() + genh,
3114                        dependencies: [qom_ss.dependencies()],
3115                        name_suffix: 'fa')
3116qom = declare_dependency(link_whole: libqom)
3117
3118event_loop_base = files('event-loop-base.c')
3119event_loop_base = static_library('event-loop-base', sources: event_loop_base + genh,
3120                                 build_by_default: true)
3121event_loop_base = declare_dependency(link_whole: event_loop_base,
3122                                     dependencies: [qom])
3123
3124stub_ss = stub_ss.apply(config_all, strict: false)
3125
3126util_ss.add_all(trace_ss)
3127util_ss = util_ss.apply(config_all, strict: false)
3128libqemuutil = static_library('qemuutil',
3129                             sources: util_ss.sources() + stub_ss.sources() + genh,
3130                             dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman])
3131qemuutil = declare_dependency(link_with: libqemuutil,
3132                              sources: genh + version_res,
3133                              dependencies: [event_loop_base])
3134
3135if have_system or have_user
3136  decodetree = generator(find_program('scripts/decodetree.py'),
3137                         output: 'decode-@BASENAME@.c.inc',
3138                         arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@'])
3139  subdir('libdecnumber')
3140  subdir('target')
3141endif
3142
3143subdir('audio')
3144subdir('io')
3145subdir('chardev')
3146subdir('fsdev')
3147subdir('dump')
3148
3149if have_block
3150  block_ss.add(files(
3151    'block.c',
3152    'blockjob.c',
3153    'job.c',
3154    'qemu-io-cmds.c',
3155  ))
3156  if config_host_data.get('CONFIG_REPLICATION')
3157    block_ss.add(files('replication.c'))
3158  endif
3159
3160  subdir('nbd')
3161  subdir('scsi')
3162  subdir('block')
3163
3164  blockdev_ss.add(files(
3165    'blockdev.c',
3166    'blockdev-nbd.c',
3167    'iothread.c',
3168    'job-qmp.c',
3169  ), gnutls)
3170
3171  # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
3172  # os-win32.c does not
3173  blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
3174  softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
3175endif
3176
3177common_ss.add(files('cpus-common.c'))
3178specific_ss.add(files('cpu.c'))
3179
3180subdir('softmmu')
3181
3182# Work around a gcc bug/misfeature wherein constant propagation looks
3183# through an alias:
3184#   https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696
3185# to guess that a const variable is always zero.  Without lto, this is
3186# impossible, as the alias is restricted to page-vary-common.c.  Indeed,
3187# without lto, not even the alias is required -- we simply use different
3188# declarations in different compilation units.
3189pagevary = files('page-vary-common.c')
3190if get_option('b_lto')
3191  pagevary_flags = ['-fno-lto']
3192  if get_option('cfi')
3193    pagevary_flags += '-fno-sanitize=cfi-icall'
3194  endif
3195  pagevary = static_library('page-vary-common', sources: pagevary + genh,
3196                            c_args: pagevary_flags)
3197  pagevary = declare_dependency(link_with: pagevary)
3198endif
3199common_ss.add(pagevary)
3200specific_ss.add(files('page-vary.c'))
3201
3202subdir('backends')
3203subdir('disas')
3204subdir('migration')
3205subdir('monitor')
3206subdir('net')
3207subdir('replay')
3208subdir('semihosting')
3209subdir('stats')
3210subdir('tcg')
3211subdir('fpu')
3212subdir('accel')
3213subdir('plugins')
3214subdir('ebpf')
3215
3216common_user_inc = []
3217
3218subdir('common-user')
3219subdir('bsd-user')
3220subdir('linux-user')
3221
3222# needed for fuzzing binaries
3223subdir('tests/qtest/libqos')
3224subdir('tests/qtest/fuzz')
3225
3226# accel modules
3227tcg_real_module_ss = ss.source_set()
3228tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss)
3229specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss)
3230target_modules += { 'accel' : { 'qtest': qtest_module_ss,
3231                                'tcg': tcg_real_module_ss }}
3232
3233########################
3234# Library dependencies #
3235########################
3236
3237modinfo_collect = find_program('scripts/modinfo-collect.py')
3238modinfo_generate = find_program('scripts/modinfo-generate.py')
3239modinfo_files = []
3240
3241block_mods = []
3242softmmu_mods = []
3243foreach d, list : modules
3244  if not (d == 'block' ? have_block : have_system)
3245    continue
3246  endif
3247
3248  foreach m, module_ss : list
3249    if enable_modules and targetos != 'windows'
3250      module_ss = module_ss.apply(config_all, strict: false)
3251      sl = static_library(d + '-' + m, [genh, module_ss.sources()],
3252                          dependencies: [modulecommon, module_ss.dependencies()], pic: true)
3253      if d == 'block'
3254        block_mods += sl
3255      else
3256        softmmu_mods += sl
3257      endif
3258      if module_ss.sources() != []
3259        # FIXME: Should use sl.extract_all_objects(recursive: true) as
3260        # input. Sources can be used multiple times but objects are
3261        # unique when it comes to lookup in compile_commands.json.
3262        # Depnds on a mesion version with
3263        # https://github.com/mesonbuild/meson/pull/8900
3264        modinfo_files += custom_target(d + '-' + m + '.modinfo',
3265                                       output: d + '-' + m + '.modinfo',
3266                                       input: module_ss.sources() + genh,
3267                                       capture: true,
3268                                       command: [modinfo_collect, module_ss.sources()])
3269      endif
3270    else
3271      if d == 'block'
3272        block_ss.add_all(module_ss)
3273      else
3274        softmmu_ss.add_all(module_ss)
3275      endif
3276    endif
3277  endforeach
3278endforeach
3279
3280foreach d, list : target_modules
3281  foreach m, module_ss : list
3282    if enable_modules and targetos != 'windows'
3283      foreach target : target_dirs
3284        if target.endswith('-softmmu')
3285          config_target = config_target_mak[target]
3286          config_target += config_host
3287          target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3288          c_args = ['-DNEED_CPU_H',
3289                    '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3290                    '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3291          target_module_ss = module_ss.apply(config_target, strict: false)
3292          if target_module_ss.sources() != []
3293            module_name = d + '-' + m + '-' + config_target['TARGET_NAME']
3294            sl = static_library(module_name,
3295                                [genh, target_module_ss.sources()],
3296                                dependencies: [modulecommon, target_module_ss.dependencies()],
3297                                include_directories: target_inc,
3298                                c_args: c_args,
3299                                pic: true)
3300            softmmu_mods += sl
3301            # FIXME: Should use sl.extract_all_objects(recursive: true) too.
3302            modinfo_files += custom_target(module_name + '.modinfo',
3303                                           output: module_name + '.modinfo',
3304                                           input: target_module_ss.sources() + genh,
3305                                           capture: true,
3306                                           command: [modinfo_collect, '--target', target, target_module_ss.sources()])
3307          endif
3308        endif
3309      endforeach
3310    else
3311      specific_ss.add_all(module_ss)
3312    endif
3313  endforeach
3314endforeach
3315
3316if enable_modules
3317  foreach target : target_dirs
3318    if target.endswith('-softmmu')
3319      config_target = config_target_mak[target]
3320      config_devices_mak = target + '-config-devices.mak'
3321      modinfo_src = custom_target('modinfo-' + target + '.c',
3322                                  output: 'modinfo-' + target + '.c',
3323                                  input: modinfo_files,
3324                                  command: [modinfo_generate, '--devices', config_devices_mak, '@INPUT@'],
3325                                  capture: true)
3326
3327      modinfo_lib = static_library('modinfo-' + target + '.c', modinfo_src)
3328      modinfo_dep = declare_dependency(link_with: modinfo_lib)
3329
3330      arch = config_target['TARGET_NAME'] == 'sparc64' ? 'sparc64' : config_target['TARGET_BASE_ARCH']
3331      hw_arch[arch].add(modinfo_dep)
3332    endif
3333  endforeach
3334endif
3335
3336nm = find_program('nm')
3337undefsym = find_program('scripts/undefsym.py')
3338block_syms = custom_target('block.syms', output: 'block.syms',
3339                             input: [libqemuutil, block_mods],
3340                             capture: true,
3341                             command: [undefsym, nm, '@INPUT@'])
3342qemu_syms = custom_target('qemu.syms', output: 'qemu.syms',
3343                             input: [libqemuutil, softmmu_mods],
3344                             capture: true,
3345                             command: [undefsym, nm, '@INPUT@'])
3346
3347authz_ss = authz_ss.apply(config_host, strict: false)
3348libauthz = static_library('authz', authz_ss.sources() + genh,
3349                          dependencies: [authz_ss.dependencies()],
3350                          name_suffix: 'fa',
3351                          build_by_default: false)
3352
3353authz = declare_dependency(link_whole: libauthz,
3354                           dependencies: qom)
3355
3356crypto_ss = crypto_ss.apply(config_host, strict: false)
3357libcrypto = static_library('crypto', crypto_ss.sources() + genh,
3358                           dependencies: [crypto_ss.dependencies()],
3359                           name_suffix: 'fa',
3360                           build_by_default: false)
3361
3362crypto = declare_dependency(link_whole: libcrypto,
3363                            dependencies: [authz, qom])
3364
3365io_ss = io_ss.apply(config_host, strict: false)
3366libio = static_library('io', io_ss.sources() + genh,
3367                       dependencies: [io_ss.dependencies()],
3368                       link_with: libqemuutil,
3369                       name_suffix: 'fa',
3370                       build_by_default: false)
3371
3372io = declare_dependency(link_whole: libio, dependencies: [crypto, qom])
3373
3374libmigration = static_library('migration', sources: migration_files + genh,
3375                              name_suffix: 'fa',
3376                              build_by_default: false)
3377migration = declare_dependency(link_with: libmigration,
3378                               dependencies: [zlib, qom, io])
3379softmmu_ss.add(migration)
3380
3381block_ss = block_ss.apply(config_host, strict: false)
3382libblock = static_library('block', block_ss.sources() + genh,
3383                          dependencies: block_ss.dependencies(),
3384                          link_depends: block_syms,
3385                          name_suffix: 'fa',
3386                          build_by_default: false)
3387
3388block = declare_dependency(link_whole: [libblock],
3389                           link_args: '@block.syms',
3390                           dependencies: [crypto, io])
3391
3392blockdev_ss = blockdev_ss.apply(config_host, strict: false)
3393libblockdev = static_library('blockdev', blockdev_ss.sources() + genh,
3394                             dependencies: blockdev_ss.dependencies(),
3395                             name_suffix: 'fa',
3396                             build_by_default: false)
3397
3398blockdev = declare_dependency(link_whole: [libblockdev],
3399                              dependencies: [block, event_loop_base])
3400
3401qmp_ss = qmp_ss.apply(config_host, strict: false)
3402libqmp = static_library('qmp', qmp_ss.sources() + genh,
3403                        dependencies: qmp_ss.dependencies(),
3404                        name_suffix: 'fa',
3405                        build_by_default: false)
3406
3407qmp = declare_dependency(link_whole: [libqmp])
3408
3409libchardev = static_library('chardev', chardev_ss.sources() + genh,
3410                            name_suffix: 'fa',
3411                            dependencies: chardev_ss.dependencies(),
3412                            build_by_default: false)
3413
3414chardev = declare_dependency(link_whole: libchardev)
3415
3416hwcore_ss = hwcore_ss.apply(config_host, strict: false)
3417libhwcore = static_library('hwcore', sources: hwcore_ss.sources() + genh,
3418                           name_suffix: 'fa',
3419                           build_by_default: false)
3420hwcore = declare_dependency(link_whole: libhwcore)
3421common_ss.add(hwcore)
3422
3423###########
3424# Targets #
3425###########
3426
3427emulator_modules = []
3428foreach m : block_mods + softmmu_mods
3429  emulator_modules += shared_module(m.name(),
3430                build_by_default: true,
3431                name_prefix: '',
3432                link_whole: m,
3433                install: true,
3434                install_dir: qemu_moddir)
3435endforeach
3436if emulator_modules.length() > 0
3437  alias_target('modules', emulator_modules)
3438endif
3439
3440softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp)
3441common_ss.add(qom, qemuutil)
3442
3443common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss])
3444common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss)
3445
3446common_all = common_ss.apply(config_all, strict: false)
3447common_all = static_library('common',
3448                            build_by_default: false,
3449                            sources: common_all.sources() + genh,
3450                            include_directories: common_user_inc,
3451                            implicit_include_directories: false,
3452                            dependencies: common_all.dependencies(),
3453                            name_suffix: 'fa')
3454
3455feature_to_c = find_program('scripts/feature_to_c.sh')
3456
3457if targetos == 'darwin'
3458  entitlement = find_program('scripts/entitlement.sh')
3459endif
3460
3461emulators = {}
3462foreach target : target_dirs
3463  config_target = config_target_mak[target]
3464  target_name = config_target['TARGET_NAME']
3465  target_base_arch = config_target['TARGET_BASE_ARCH']
3466  arch_srcs = [config_target_h[target]]
3467  arch_deps = []
3468  c_args = ['-DNEED_CPU_H',
3469            '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
3470            '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
3471  link_args = emulator_link_args
3472
3473  config_target += config_host
3474  target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
3475  if targetos == 'linux'
3476    target_inc += include_directories('linux-headers', is_system: true)
3477  endif
3478  if target.endswith('-softmmu')
3479    target_type='system'
3480    t = target_softmmu_arch[target_base_arch].apply(config_target, strict: false)
3481    arch_srcs += t.sources()
3482    arch_deps += t.dependencies()
3483
3484    hw_dir = target_name == 'sparc64' ? 'sparc64' : target_base_arch
3485    hw = hw_arch[hw_dir].apply(config_target, strict: false)
3486    arch_srcs += hw.sources()
3487    arch_deps += hw.dependencies()
3488
3489    arch_srcs += config_devices_h[target]
3490    link_args += ['@block.syms', '@qemu.syms']
3491  else
3492    abi = config_target['TARGET_ABI_DIR']
3493    target_type='user'
3494    target_inc += common_user_inc
3495    if target_base_arch in target_user_arch
3496      t = target_user_arch[target_base_arch].apply(config_target, strict: false)
3497      arch_srcs += t.sources()
3498      arch_deps += t.dependencies()
3499    endif
3500    if 'CONFIG_LINUX_USER' in config_target
3501      base_dir = 'linux-user'
3502    endif
3503    if 'CONFIG_BSD_USER' in config_target
3504      base_dir = 'bsd-user'
3505      target_inc += include_directories('bsd-user/' / targetos)
3506      target_inc += include_directories('bsd-user/host/' / host_arch)
3507      dir = base_dir / abi
3508      arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c')
3509    endif
3510    target_inc += include_directories(
3511      base_dir,
3512      base_dir / abi,
3513    )
3514    if 'CONFIG_LINUX_USER' in config_target
3515      dir = base_dir / abi
3516      arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c')
3517      if config_target.has_key('TARGET_SYSTBL_ABI')
3518        arch_srcs += \
3519          syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'],
3520                                             extra_args : config_target['TARGET_SYSTBL_ABI'])
3521      endif
3522    endif
3523  endif
3524
3525  if 'TARGET_XML_FILES' in config_target
3526    gdbstub_xml = custom_target(target + '-gdbstub-xml.c',
3527                                output: target + '-gdbstub-xml.c',
3528                                input: files(config_target['TARGET_XML_FILES'].split()),
3529                                command: [feature_to_c, '@INPUT@'],
3530                                capture: true)
3531    arch_srcs += gdbstub_xml
3532  endif
3533
3534  t = target_arch[target_base_arch].apply(config_target, strict: false)
3535  arch_srcs += t.sources()
3536  arch_deps += t.dependencies()
3537
3538  target_common = common_ss.apply(config_target, strict: false)
3539  objects = common_all.extract_objects(target_common.sources())
3540  deps = target_common.dependencies()
3541
3542  target_specific = specific_ss.apply(config_target, strict: false)
3543  arch_srcs += target_specific.sources()
3544  arch_deps += target_specific.dependencies()
3545
3546  lib = static_library('qemu-' + target,
3547                 sources: arch_srcs + genh,
3548                 dependencies: arch_deps,
3549                 objects: objects,
3550                 include_directories: target_inc,
3551                 c_args: c_args,
3552                 build_by_default: false,
3553                 name_suffix: 'fa')
3554
3555  if target.endswith('-softmmu')
3556    execs = [{
3557      'name': 'qemu-system-' + target_name,
3558      'win_subsystem': 'console',
3559      'sources': files('softmmu/main.c'),
3560      'dependencies': []
3561    }]
3562    if targetos == 'windows' and (sdl.found() or gtk.found())
3563      execs += [{
3564        'name': 'qemu-system-' + target_name + 'w',
3565        'win_subsystem': 'windows',
3566        'sources': files('softmmu/main.c'),
3567        'dependencies': []
3568      }]
3569    endif
3570    if get_option('fuzzing')
3571      specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false)
3572      execs += [{
3573        'name': 'qemu-fuzz-' + target_name,
3574        'win_subsystem': 'console',
3575        'sources': specific_fuzz.sources(),
3576        'dependencies': specific_fuzz.dependencies(),
3577      }]
3578    endif
3579  else
3580    execs = [{
3581      'name': 'qemu-' + target_name,
3582      'win_subsystem': 'console',
3583      'sources': [],
3584      'dependencies': []
3585    }]
3586  endif
3587  foreach exe: execs
3588    exe_name = exe['name']
3589    if targetos == 'darwin'
3590      exe_name += '-unsigned'
3591    endif
3592
3593    emulator = executable(exe_name, exe['sources'],
3594               install: true,
3595               c_args: c_args,
3596               dependencies: arch_deps + deps + exe['dependencies'],
3597               objects: lib.extract_all_objects(recursive: true),
3598               link_language: link_language,
3599               link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
3600               link_args: link_args,
3601               win_subsystem: exe['win_subsystem'])
3602
3603    if targetos == 'darwin'
3604      icon = 'pc-bios/qemu.rsrc'
3605      build_input = [emulator, files(icon)]
3606      install_input = [
3607        get_option('bindir') / exe_name,
3608        meson.current_source_dir() / icon
3609      ]
3610      if 'CONFIG_HVF' in config_target
3611        entitlements = 'accel/hvf/entitlements.plist'
3612        build_input += files(entitlements)
3613        install_input += meson.current_source_dir() / entitlements
3614      endif
3615
3616      emulators += {exe['name'] : custom_target(exe['name'],
3617                   input: build_input,
3618                   output: exe['name'],
3619                   command: [entitlement, '@OUTPUT@', '@INPUT@'])
3620      }
3621
3622      meson.add_install_script(entitlement, '--install',
3623                               get_option('bindir') / exe['name'],
3624                               install_input)
3625    else
3626      emulators += {exe['name']: emulator}
3627    endif
3628
3629    if stap.found()
3630      foreach stp: [
3631        {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false},
3632        {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true},
3633        {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
3634        {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
3635      ]
3636        custom_target(exe['name'] + stp['ext'],
3637                      input: trace_events_all,
3638                      output: exe['name'] + stp['ext'],
3639                      install: stp['install'],
3640                      install_dir: get_option('datadir') / 'systemtap/tapset',
3641                      command: [
3642                        tracetool, '--group=all', '--format=' + stp['fmt'],
3643                        '--binary=' + stp['bin'],
3644                        '--target-name=' + target_name,
3645                        '--target-type=' + target_type,
3646                        '--probe-prefix=qemu.' + target_type + '.' + target_name,
3647                        '@INPUT@', '@OUTPUT@'
3648                      ],
3649                      depend_files: tracetool_depends)
3650      endforeach
3651    endif
3652  endforeach
3653endforeach
3654
3655# Other build targets
3656
3657if 'CONFIG_PLUGIN' in config_host
3658  install_headers('include/qemu/qemu-plugin.h')
3659endif
3660
3661subdir('qga')
3662
3663# Don't build qemu-keymap if xkbcommon is not explicitly enabled
3664# when we don't build tools or system
3665if xkbcommon.found()
3666  # used for the update-keymaps target, so include rules even if !have_tools
3667  qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh,
3668                           dependencies: [qemuutil, xkbcommon], install: have_tools)
3669endif
3670
3671if have_tools
3672  qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
3673             dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)
3674  qemu_io = executable('qemu-io', files('qemu-io.c'),
3675             dependencies: [block, qemuutil], install: true)
3676  qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'),
3677               dependencies: [blockdev, qemuutil, gnutls, selinux],
3678               install: true)
3679
3680  subdir('storage-daemon')
3681  subdir('contrib/rdmacm-mux')
3682  subdir('contrib/elf2dmp')
3683
3684  executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'),
3685             dependencies: qemuutil,
3686             install: true)
3687
3688  if have_vhost_user
3689    subdir('contrib/vhost-user-blk')
3690    subdir('contrib/vhost-user-gpu')
3691    subdir('contrib/vhost-user-input')
3692    subdir('contrib/vhost-user-scsi')
3693  endif
3694
3695  if targetos == 'linux'
3696    executable('qemu-bridge-helper', files('qemu-bridge-helper.c'),
3697               dependencies: [qemuutil, libcap_ng],
3698               install: true,
3699               install_dir: get_option('libexecdir'))
3700
3701    executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'),
3702               dependencies: [authz, crypto, io, qom, qemuutil,
3703                              libcap_ng, mpathpersist],
3704               install: true)
3705  endif
3706
3707  if have_ivshmem
3708    subdir('contrib/ivshmem-client')
3709    subdir('contrib/ivshmem-server')
3710  endif
3711endif
3712
3713subdir('scripts')
3714subdir('tools')
3715subdir('pc-bios')
3716subdir('docs')
3717subdir('tests')
3718if gtk.found()
3719  subdir('po')
3720endif
3721
3722if host_machine.system() == 'windows'
3723  nsis_cmd = [
3724    find_program('scripts/nsis.py'),
3725    '@OUTPUT@',
3726    get_option('prefix'),
3727    meson.current_source_dir(),
3728    config_host['GLIB_BINDIR'],
3729    host_machine.cpu(),
3730    '--',
3731    '-DDISPLAYVERSION=' + meson.project_version(),
3732  ]
3733  if build_docs
3734    nsis_cmd += '-DCONFIG_DOCUMENTATION=y'
3735  endif
3736  if gtk.found()
3737    nsis_cmd += '-DCONFIG_GTK=y'
3738  endif
3739
3740  nsis = custom_target('nsis',
3741                       output: 'qemu-setup-' + meson.project_version() + '.exe',
3742                       input: files('qemu.nsi'),
3743                       build_always_stale: true,
3744                       command: nsis_cmd + ['@INPUT@'])
3745  alias_target('installer', nsis)
3746endif
3747
3748#########################
3749# Configuration summary #
3750#########################
3751
3752# Directories
3753summary_info = {}
3754summary_info += {'Install prefix':    get_option('prefix')}
3755summary_info += {'BIOS directory':    qemu_datadir}
3756pathsep = targetos == 'windows' ? ';' : ':'
3757summary_info += {'firmware path':     pathsep.join(get_option('qemu_firmwarepath'))}
3758summary_info += {'binary directory':  get_option('prefix') / get_option('bindir')}
3759summary_info += {'library directory': get_option('prefix') / get_option('libdir')}
3760summary_info += {'module directory':  qemu_moddir}
3761summary_info += {'libexec directory': get_option('prefix') / get_option('libexecdir')}
3762summary_info += {'include directory': get_option('prefix') / get_option('includedir')}
3763summary_info += {'config directory':  get_option('prefix') / get_option('sysconfdir')}
3764if targetos != 'windows'
3765  summary_info += {'local state directory': get_option('prefix') / get_option('localstatedir')}
3766  summary_info += {'Manual directory':      get_option('prefix') / get_option('mandir')}
3767else
3768  summary_info += {'local state directory': 'queried at runtime'}
3769endif
3770summary_info += {'Doc directory':     get_option('prefix') / get_option('docdir')}
3771summary_info += {'Build directory':   meson.current_build_dir()}
3772summary_info += {'Source path':       meson.current_source_dir()}
3773summary_info += {'GIT submodules':    config_host['GIT_SUBMODULES']}
3774summary(summary_info, bool_yn: true, section: 'Directories')
3775
3776# Host binaries
3777summary_info = {}
3778summary_info += {'git':               config_host['GIT']}
3779summary_info += {'make':              config_host['MAKE']}
3780summary_info += {'python':            '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
3781summary_info += {'sphinx-build':      sphinx_build}
3782if config_host.has_key('HAVE_GDB_BIN')
3783  summary_info += {'gdb':             config_host['HAVE_GDB_BIN']}
3784endif
3785summary_info += {'iasl':              iasl}
3786summary_info += {'genisoimage':       config_host['GENISOIMAGE']}
3787if targetos == 'windows' and have_ga
3788  summary_info += {'wixl':            wixl}
3789endif
3790if slirp.found() and have_system
3791  summary_info += {'smbd':            have_slirp_smbd ? smbd_path : false}
3792endif
3793summary(summary_info, bool_yn: true, section: 'Host binaries')
3794
3795# Configurable features
3796summary_info = {}
3797summary_info += {'Documentation':     build_docs}
3798summary_info += {'system-mode emulation': have_system}
3799summary_info += {'user-mode emulation': have_user}
3800summary_info += {'block layer':       have_block}
3801summary_info += {'Install blobs':     get_option('install_blobs')}
3802summary_info += {'module support':    config_host.has_key('CONFIG_MODULES')}
3803if config_host.has_key('CONFIG_MODULES')
3804  summary_info += {'alternative module path': get_option('module_upgrades')}
3805endif
3806summary_info += {'fuzzing support':   get_option('fuzzing')}
3807if have_system
3808  summary_info += {'Audio drivers':     ' '.join(audio_drivers_selected)}
3809endif
3810summary_info += {'Trace backends':    ','.join(get_option('trace_backends'))}
3811if 'simple' in get_option('trace_backends')
3812  summary_info += {'Trace output file': get_option('trace_file') + '-<pid>'}
3813endif
3814summary_info += {'D-Bus display':     dbus_display}
3815summary_info += {'QOM debugging':     get_option('qom_cast_debug')}
3816summary_info += {'vhost-kernel support': have_vhost_kernel}
3817summary_info += {'vhost-net support': have_vhost_net}
3818summary_info += {'vhost-user support': have_vhost_user}
3819summary_info += {'vhost-user-crypto support': have_vhost_user_crypto}
3820summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server}
3821summary_info += {'vhost-vdpa support': have_vhost_vdpa}
3822summary_info += {'build guest agent': have_ga}
3823summary(summary_info, bool_yn: true, section: 'Configurable features')
3824
3825# Compilation information
3826summary_info = {}
3827summary_info += {'host CPU':          cpu}
3828summary_info += {'host endianness':   build_machine.endian()}
3829summary_info += {'C compiler':        ' '.join(meson.get_compiler('c').cmd_array())}
3830summary_info += {'Host C compiler':   ' '.join(meson.get_compiler('c', native: true).cmd_array())}
3831if link_language == 'cpp'
3832  summary_info += {'C++ compiler':    ' '.join(meson.get_compiler('cpp').cmd_array())}
3833else
3834  summary_info += {'C++ compiler':      false}
3835endif
3836if targetos == 'darwin'
3837  summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())}
3838endif
3839option_cflags = (get_option('debug') ? ['-g'] : [])
3840if get_option('optimization') != 'plain'
3841  option_cflags += ['-O' + get_option('optimization')]
3842endif
3843summary_info += {'CFLAGS':            ' '.join(get_option('c_args') + option_cflags)}
3844if link_language == 'cpp'
3845  summary_info += {'CXXFLAGS':        ' '.join(get_option('cpp_args') + option_cflags)}
3846endif
3847if targetos == 'darwin'
3848  summary_info += {'OBJCFLAGS':       ' '.join(get_option('objc_args') + option_cflags)}
3849endif
3850link_args = get_option(link_language + '_link_args')
3851if link_args.length() > 0
3852  summary_info += {'LDFLAGS':         ' '.join(link_args)}
3853endif
3854summary_info += {'QEMU_CFLAGS':       ' '.join(qemu_cflags)}
3855if 'cpp' in all_languages
3856  summary_info += {'QEMU_CXXFLAGS':     ' '.join(qemu_cxxflags)}
3857endif
3858if 'objc' in all_languages
3859  summary_info += {'QEMU_OBJCFLAGS':    ' '.join(qemu_objcflags)}
3860endif
3861summary_info += {'QEMU_LDFLAGS':      ' '.join(qemu_ldflags)}
3862summary_info += {'profiler':          get_option('profiler')}
3863summary_info += {'link-time optimization (LTO)': get_option('b_lto')}
3864summary_info += {'PIE':               get_option('b_pie')}
3865summary_info += {'static build':      config_host.has_key('CONFIG_STATIC')}
3866summary_info += {'malloc trim support': has_malloc_trim}
3867summary_info += {'membarrier':        have_membarrier}
3868summary_info += {'debug graph lock':  get_option('debug_graph_lock')}
3869summary_info += {'debug stack usage': get_option('debug_stack_usage')}
3870summary_info += {'mutex debugging':   get_option('debug_mutex')}
3871summary_info += {'memory allocator':  get_option('malloc')}
3872summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')}
3873summary_info += {'avx512bw optimization': config_host_data.get('CONFIG_AVX512BW_OPT')}
3874summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')}
3875if get_option('gprof')
3876  gprof_info = 'YES (deprecated)'
3877else
3878  gprof_info = get_option('gprof')
3879endif
3880summary_info += {'gprof':             gprof_info}
3881summary_info += {'gcov':              get_option('b_coverage')}
3882summary_info += {'thread sanitizer':  config_host.has_key('CONFIG_TSAN')}
3883summary_info += {'CFI support':       get_option('cfi')}
3884if get_option('cfi')
3885  summary_info += {'CFI debug support': get_option('cfi_debug')}
3886endif
3887summary_info += {'strip binaries':    get_option('strip')}
3888summary_info += {'sparse':            sparse}
3889summary_info += {'mingw32 support':   targetos == 'windows'}
3890summary(summary_info, bool_yn: true, section: 'Compilation')
3891
3892# snarf the cross-compilation information for tests
3893summary_info = {}
3894have_cross = false
3895foreach target: target_dirs
3896  tcg_mak = meson.current_build_dir() / 'tests/tcg' / target / 'config-target.mak'
3897  if fs.exists(tcg_mak)
3898    config_cross_tcg = keyval.load(tcg_mak)
3899    if 'CC' in config_cross_tcg
3900      summary_info += {config_cross_tcg['TARGET_NAME']: config_cross_tcg['CC']}
3901      have_cross = true
3902    endif
3903  endif
3904endforeach
3905if have_cross
3906  summary(summary_info, bool_yn: true, section: 'Cross compilers')
3907endif
3908
3909# Targets and accelerators
3910summary_info = {}
3911if have_system
3912  summary_info += {'KVM support':       config_all.has_key('CONFIG_KVM')}
3913  summary_info += {'HAX support':       config_all.has_key('CONFIG_HAX')}
3914  summary_info += {'HVF support':       config_all.has_key('CONFIG_HVF')}
3915  summary_info += {'WHPX support':      config_all.has_key('CONFIG_WHPX')}
3916  summary_info += {'NVMM support':      config_all.has_key('CONFIG_NVMM')}
3917  summary_info += {'Xen support':       xen.found()}
3918  if xen.found()
3919    summary_info += {'xen ctrl version':  xen.version()}
3920  endif
3921  summary_info += {'Xen emulation':     config_all.has_key('CONFIG_XEN_EMU')}
3922endif
3923summary_info += {'TCG support':       config_all.has_key('CONFIG_TCG')}
3924if config_all.has_key('CONFIG_TCG')
3925  if get_option('tcg_interpreter')
3926    summary_info += {'TCG backend':   'TCI (TCG with bytecode interpreter, slow)'}
3927  else
3928    summary_info += {'TCG backend':   'native (@0@)'.format(cpu)}
3929  endif
3930  summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')}
3931  summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')}
3932endif
3933summary_info += {'target list':       ' '.join(target_dirs)}
3934if have_system
3935  summary_info += {'default devices':   get_option('default_devices')}
3936  summary_info += {'out of process emulation': multiprocess_allowed}
3937  summary_info += {'vfio-user server': vfio_user_server_allowed}
3938endif
3939summary(summary_info, bool_yn: true, section: 'Targets and accelerators')
3940
3941# Block layer
3942summary_info = {}
3943summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']}
3944summary_info += {'coroutine pool':    have_coroutine_pool}
3945if have_block
3946  summary_info += {'Block whitelist (rw)': get_option('block_drv_rw_whitelist')}
3947  summary_info += {'Block whitelist (ro)': get_option('block_drv_ro_whitelist')}
3948  summary_info += {'Use block whitelist in tools': get_option('block_drv_whitelist_in_tools')}
3949  summary_info += {'VirtFS (9P) support':    have_virtfs}
3950  summary_info += {'VirtFS (9P) Proxy Helper support': have_virtfs_proxy_helper}
3951  summary_info += {'Live block migration': config_host_data.get('CONFIG_LIVE_BLOCK_MIGRATION')}
3952  summary_info += {'replication support': config_host_data.get('CONFIG_REPLICATION')}
3953  summary_info += {'bochs support':     get_option('bochs').allowed()}
3954  summary_info += {'cloop support':     get_option('cloop').allowed()}
3955  summary_info += {'dmg support':       get_option('dmg').allowed()}
3956  summary_info += {'qcow v1 support':   get_option('qcow1').allowed()}
3957  summary_info += {'vdi support':       get_option('vdi').allowed()}
3958  summary_info += {'vhdx support':      get_option('vhdx').allowed()}
3959  summary_info += {'vmdk support':      get_option('vmdk').allowed()}
3960  summary_info += {'vpc support':       get_option('vpc').allowed()}
3961  summary_info += {'vvfat support':     get_option('vvfat').allowed()}
3962  summary_info += {'qed support':       get_option('qed').allowed()}
3963  summary_info += {'parallels support': get_option('parallels').allowed()}
3964  summary_info += {'FUSE exports':      fuse}
3965  summary_info += {'VDUSE block exports': have_vduse_blk_export}
3966endif
3967summary(summary_info, bool_yn: true, section: 'Block layer support')
3968
3969# Crypto
3970summary_info = {}
3971summary_info += {'TLS priority':      get_option('tls_priority')}
3972summary_info += {'GNUTLS support':    gnutls}
3973if gnutls.found()
3974  summary_info += {'  GNUTLS crypto':   gnutls_crypto.found()}
3975endif
3976summary_info += {'libgcrypt':         gcrypt}
3977summary_info += {'nettle':            nettle}
3978if nettle.found()
3979   summary_info += {'  XTS':             xts != 'private'}
3980endif
3981summary_info += {'AF_ALG support':    have_afalg}
3982summary_info += {'rng-none':          get_option('rng_none')}
3983summary_info += {'Linux keyring':     have_keyring}
3984summary(summary_info, bool_yn: true, section: 'Crypto')
3985
3986# Libraries
3987summary_info = {}
3988if targetos == 'darwin'
3989  summary_info += {'Cocoa support':           cocoa}
3990  summary_info += {'vmnet.framework support': vmnet}
3991endif
3992summary_info += {'SDL support':       sdl}
3993summary_info += {'SDL image support': sdl_image}
3994summary_info += {'GTK support':       gtk}
3995summary_info += {'pixman':            pixman}
3996summary_info += {'VTE support':       vte}
3997summary_info += {'slirp support':     slirp}
3998summary_info += {'libtasn1':          tasn1}
3999summary_info += {'PAM':               pam}
4000summary_info += {'iconv support':     iconv}
4001summary_info += {'curses support':    curses}
4002summary_info += {'virgl support':     virgl}
4003summary_info += {'blkio support':     blkio}
4004summary_info += {'curl support':      curl}
4005summary_info += {'Multipath support': mpathpersist}
4006summary_info += {'PNG support':       png}
4007summary_info += {'VNC support':       vnc}
4008if vnc.found()
4009  summary_info += {'VNC SASL support':  sasl}
4010  summary_info += {'VNC JPEG support':  jpeg}
4011endif
4012if targetos not in ['darwin', 'haiku', 'windows']
4013  summary_info += {'OSS support':     oss}
4014  summary_info += {'sndio support':   sndio}
4015elif targetos == 'darwin'
4016  summary_info += {'CoreAudio support': coreaudio}
4017elif targetos == 'windows'
4018  summary_info += {'DirectSound support': dsound}
4019endif
4020if targetos == 'linux'
4021  summary_info += {'ALSA support':    alsa}
4022  summary_info += {'PulseAudio support': pulse}
4023endif
4024summary_info += {'Pipewire support':   pipewire}
4025summary_info += {'JACK support':      jack}
4026summary_info += {'brlapi support':    brlapi}
4027summary_info += {'vde support':       vde}
4028summary_info += {'netmap support':    have_netmap}
4029summary_info += {'l2tpv3 support':    have_l2tpv3}
4030summary_info += {'Linux AIO support': libaio}
4031summary_info += {'Linux io_uring support': linux_io_uring}
4032summary_info += {'ATTR/XATTR support': libattr}
4033summary_info += {'RDMA support':      rdma}
4034summary_info += {'PVRDMA support':    have_pvrdma}
4035summary_info += {'fdt support':       fdt_opt == 'disabled' ? false : fdt_opt}
4036summary_info += {'libcap-ng support': libcap_ng}
4037summary_info += {'bpf support':       libbpf}
4038summary_info += {'spice protocol support': spice_protocol}
4039if spice_protocol.found()
4040  summary_info += {'  spice server support': spice}
4041endif
4042summary_info += {'rbd support':       rbd}
4043summary_info += {'smartcard support': cacard}
4044summary_info += {'U2F support':       u2f}
4045summary_info += {'libusb':            libusb}
4046summary_info += {'usb net redir':     usbredir}
4047summary_info += {'OpenGL support (epoxy)': opengl}
4048summary_info += {'GBM':               gbm}
4049summary_info += {'libiscsi support':  libiscsi}
4050summary_info += {'libnfs support':    libnfs}
4051if targetos == 'windows'
4052  if have_ga
4053    summary_info += {'QGA VSS support':   have_qga_vss}
4054  endif
4055endif
4056summary_info += {'seccomp support':   seccomp}
4057summary_info += {'GlusterFS support': glusterfs}
4058summary_info += {'TPM support':       have_tpm}
4059summary_info += {'libssh support':    libssh}
4060summary_info += {'lzo support':       lzo}
4061summary_info += {'snappy support':    snappy}
4062summary_info += {'bzip2 support':     libbzip2}
4063summary_info += {'lzfse support':     liblzfse}
4064summary_info += {'zstd support':      zstd}
4065summary_info += {'NUMA host support': numa}
4066summary_info += {'capstone':          capstone}
4067summary_info += {'libpmem support':   libpmem}
4068summary_info += {'libdaxctl support': libdaxctl}
4069summary_info += {'libudev':           libudev}
4070# Dummy dependency, keep .found()
4071summary_info += {'FUSE lseek':        fuse_lseek.found()}
4072summary_info += {'selinux':           selinux}
4073summary_info += {'libdw':             libdw}
4074summary(summary_info, bool_yn: true, section: 'Dependencies')
4075
4076if not supported_cpus.contains(cpu)
4077  message()
4078  warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!')
4079  message()
4080  message('CPU host architecture ' + cpu + ' support is not currently maintained.')
4081  message('The QEMU project intends to remove support for this host CPU in')
4082  message('a future release if nobody volunteers to maintain it and to')
4083  message('provide a build host for our continuous integration setup.')
4084  message('configure has succeeded and you can continue to build, but')
4085  message('if you care about QEMU on this platform you should contact')
4086  message('us upstream at qemu-devel@nongnu.org.')
4087endif
4088
4089if not supported_oses.contains(targetos)
4090  message()
4091  warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!')
4092  message()
4093  message('Host OS ' + targetos + 'support is not currently maintained.')
4094  message('The QEMU project intends to remove support for this host OS in')
4095  message('a future release if nobody volunteers to maintain it and to')
4096  message('provide a build host for our continuous integration setup.')
4097  message('configure has succeeded and you can continue to build, but')
4098  message('if you care about QEMU on this platform you should contact')
4099  message('us upstream at qemu-devel@nongnu.org.')
4100endif
4101