MAINTAINERS: update virtio-gpu entry.
[qemu/kevin.git] / meson.build
blobb3e7ec0e92da8d333d0c49bbe4aa04618189ea79
1 project('qemu', ['c'], meson_version: '>=0.55.0',
2         default_options: ['warning_level=1', 'c_std=gnu11', 'cpp_std=gnu++11', 'b_colorout=auto'] +
3                          (meson.version().version_compare('>=0.56.0') ? [ 'b_staticpic=false' ] : []),
4         version: run_command('head', meson.source_root() / 'VERSION').stdout().strip())
6 not_found = dependency('', required: false)
7 if meson.version().version_compare('>=0.56.0')
8   keyval = import('keyval')
9 else
10   keyval = import('unstable-keyval')
11 endif
12 ss = import('sourceset')
13 fs = import('fs')
15 sh = find_program('sh')
16 cc = meson.get_compiler('c')
17 config_host = keyval.load(meson.current_build_dir() / 'config-host.mak')
18 enable_modules = 'CONFIG_MODULES' in config_host
19 enable_static = 'CONFIG_STATIC' in config_host
21 # Allow both shared and static libraries unless --enable-static
22 static_kwargs = enable_static ? {'static': true} : {}
24 # Temporary directory used for files created while
25 # configure runs. Since it is in the build directory
26 # we can safely blow away any previous version of it
27 # (and we need not jump through hoops to try to delete
28 # it when configure exits.)
29 tmpdir = meson.current_build_dir() / 'meson-private/temp'
31 if get_option('qemu_suffix').startswith('/')
32   error('qemu_suffix cannot start with a /')
33 endif
35 qemu_confdir = get_option('sysconfdir') / get_option('qemu_suffix')
36 qemu_datadir = get_option('datadir') / get_option('qemu_suffix')
37 qemu_docdir = get_option('docdir') / get_option('qemu_suffix')
38 qemu_moddir = get_option('libdir') / get_option('qemu_suffix')
40 qemu_desktopdir = get_option('datadir') / 'applications'
41 qemu_icondir = get_option('datadir') / 'icons'
43 config_host_data = configuration_data()
44 genh = []
46 target_dirs = config_host['TARGET_DIRS'].split()
47 have_user = false
48 have_system = false
49 foreach target : target_dirs
50   have_user = have_user or target.endswith('-user')
51   have_system = have_system or target.endswith('-softmmu')
52 endforeach
53 have_tools = 'CONFIG_TOOLS' in config_host
54 have_block = have_system or have_tools
56 python = import('python').find_installation()
58 supported_oses = ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', 'sunos', 'linux']
59 supported_cpus = ['ppc', 'ppc64', 's390x', 'riscv32', 'riscv64', 'x86', 'x86_64',
60   'arm', 'aarch64', 'mips', 'mips64', 'sparc', 'sparc64']
62 cpu = host_machine.cpu_family()
63 targetos = host_machine.system()
65 if cpu in ['x86', 'x86_64']
66   kvm_targets = ['i386-softmmu', 'x86_64-softmmu']
67 elif cpu == 'aarch64'
68   kvm_targets = ['aarch64-softmmu']
69 elif cpu == 's390x'
70   kvm_targets = ['s390x-softmmu']
71 elif cpu in ['ppc', 'ppc64']
72   kvm_targets = ['ppc-softmmu', 'ppc64-softmmu']
73 elif cpu in ['mips', 'mips64']
74   kvm_targets = ['mips-softmmu', 'mipsel-softmmu', 'mips64-softmmu', 'mips64el-softmmu']
75 else
76   kvm_targets = []
77 endif
79 accelerator_targets = { 'CONFIG_KVM': kvm_targets }
80 if cpu in ['x86', 'x86_64', 'arm', 'aarch64']
81   # i368 emulator provides xenpv machine type for multiple architectures
82   accelerator_targets += {
83     'CONFIG_XEN': ['i386-softmmu', 'x86_64-softmmu'],
84   }
85 endif
86 if cpu in ['x86', 'x86_64']
87   accelerator_targets += {
88     'CONFIG_HAX': ['i386-softmmu', 'x86_64-softmmu'],
89     'CONFIG_HVF': ['x86_64-softmmu'],
90     'CONFIG_NVMM': ['i386-softmmu', 'x86_64-softmmu'],
91     'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'],
92   }
93 endif
95 modular_tcg = []
96 # Darwin does not support references to thread-local variables in modules
97 if targetos != 'darwin'
98   modular_tcg = ['i386-softmmu', 'x86_64-softmmu']
99 endif
101 edk2_targets = [ 'arm-softmmu', 'aarch64-softmmu', 'i386-softmmu', 'x86_64-softmmu' ]
102 install_edk2_blobs = false
103 if get_option('install_blobs')
104   foreach target : target_dirs
105     install_edk2_blobs = install_edk2_blobs or target in edk2_targets
106   endforeach
107 endif
109 bzip2 = find_program('bzip2', required: install_edk2_blobs)
111 ##################
112 # Compiler flags #
113 ##################
115 # Specify linker-script with add_project_link_arguments so that it is not placed
116 # within a linker --start-group/--end-group pair
117 if 'CONFIG_FUZZ' in config_host
118    add_project_link_arguments(['-Wl,-T,',
119                                (meson.current_source_dir() / 'tests/qtest/fuzz/fork_fuzz.ld')],
120                               native: false, language: ['c', 'cpp', 'objc'])
121 endif
123 add_global_arguments(config_host['QEMU_CFLAGS'].split(),
124                      native: false, language: ['c', 'objc'])
125 add_global_arguments(config_host['QEMU_CXXFLAGS'].split(),
126                      native: false, language: 'cpp')
127 add_global_link_arguments(config_host['QEMU_LDFLAGS'].split(),
128                           native: false, language: ['c', 'cpp', 'objc'])
130 if targetos == 'linux'
131   add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers',
132                         '-isystem', 'linux-headers',
133                         language: ['c', 'cpp'])
134 endif
136 add_project_arguments('-iquote', '.',
137                       '-iquote', meson.current_source_dir(),
138                       '-iquote', meson.current_source_dir() / 'include',
139                       '-iquote', meson.current_source_dir() / 'disas/libvixl',
140                       language: ['c', 'cpp', 'objc'])
142 link_language = meson.get_external_property('link_language', 'cpp')
143 if link_language == 'cpp'
144   add_languages('cpp', required: true, native: false)
145 endif
146 if host_machine.system() == 'darwin'
147   add_languages('objc', required: false, native: false)
148 endif
150 sparse = find_program('cgcc', required: get_option('sparse'))
151 if sparse.found()
152   run_target('sparse',
153              command: [find_program('scripts/check_sparse.py'),
154                        'compile_commands.json', sparse.full_path(), '-Wbitwise',
155                        '-Wno-transparent-union', '-Wno-old-initializer',
156                        '-Wno-non-pointer-null'])
157 endif
159 ###########################################
160 # Target-specific checks and dependencies #
161 ###########################################
163 if targetos != 'linux' and get_option('mpath').enabled()
164   error('Multipath is supported only on Linux')
165 endif
167 if targetos != 'linux' and get_option('multiprocess').enabled()
168   error('Multiprocess QEMU is supported only on Linux')
169 endif
170 multiprocess_allowed = targetos == 'linux' and not get_option('multiprocess').disabled()
172 libm = cc.find_library('m', required: false)
173 threads = dependency('threads')
174 util = cc.find_library('util', required: false)
175 winmm = []
176 socket = []
177 version_res = []
178 coref = []
179 iokit = []
180 emulator_link_args = []
181 nvmm =not_found
182 hvf = not_found
183 if targetos == 'windows'
184   socket = cc.find_library('ws2_32')
185   winmm = cc.find_library('winmm')
187   win = import('windows')
188   version_res = win.compile_resources('version.rc',
189                                       depend_files: files('pc-bios/qemu-nsis.ico'),
190                                       include_directories: include_directories('.'))
191 elif targetos == 'darwin'
192   coref = dependency('appleframeworks', modules: 'CoreFoundation')
193   iokit = dependency('appleframeworks', modules: 'IOKit', required: false)
194 elif targetos == 'sunos'
195   socket = [cc.find_library('socket'),
196             cc.find_library('nsl'),
197             cc.find_library('resolv')]
198 elif targetos == 'haiku'
199   socket = [cc.find_library('posix_error_mapper'),
200             cc.find_library('network'),
201             cc.find_library('bsd')]
202 elif targetos == 'openbsd'
203   if not get_option('tcg').disabled() and target_dirs.length() > 0
204     # Disable OpenBSD W^X if available
205     emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded')
206   endif
207 endif
209 accelerators = []
210 if not get_option('kvm').disabled() and targetos == 'linux'
211   accelerators += 'CONFIG_KVM'
212 endif
213 if not get_option('xen').disabled() and 'CONFIG_XEN_BACKEND' in config_host
214   accelerators += 'CONFIG_XEN'
215   have_xen_pci_passthrough = not get_option('xen_pci_passthrough').disabled() and targetos == 'linux'
216 else
217   have_xen_pci_passthrough = false
218 endif
219 if not get_option('whpx').disabled() and targetos == 'windows'
220   if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64'
221     error('WHPX requires 64-bit host')
222   elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \
223        cc.has_header('WinHvEmulation.h', required: get_option('whpx'))
224     accelerators += 'CONFIG_WHPX'
225   endif
226 endif
227 if not get_option('hvf').disabled()
228   hvf = dependency('appleframeworks', modules: 'Hypervisor',
229                    required: get_option('hvf'))
230   if hvf.found()
231     accelerators += 'CONFIG_HVF'
232   endif
233 endif
234 if not get_option('hax').disabled()
235   if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd']
236     accelerators += 'CONFIG_HAX'
237   endif
238 endif
239 if targetos == 'netbsd'
240   if cc.has_header_symbol('nvmm.h', 'nvmm_cpu_stop', required: get_option('nvmm'))
241     nvmm = cc.find_library('nvmm', required: get_option('nvmm'))
242   endif
243   if nvmm.found()
244     accelerators += 'CONFIG_NVMM'
245   endif
246 endif
248 tcg_arch = config_host['ARCH']
249 if not get_option('tcg').disabled()
250   if cpu not in supported_cpus
251     if get_option('tcg_interpreter')
252       warning('Unsupported CPU @0@, will use TCG with TCI (experimental and slow)'.format(cpu))
253     else
254       error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu))
255     endif
256   elif get_option('tcg_interpreter')
257     warning('Use of the TCG interpretor is not recommended on this host')
258     warning('architecture. There is a native TCG execution backend available')
259     warning('which provides substantially better performance and reliability.')
260     warning('It is strongly recommended to remove the --enable-tcg-interpreter')
261     warning('configuration option on this architecture to use the native')
262     warning('backend.')
263   endif
264   if get_option('tcg_interpreter')
265     tcg_arch = 'tci'
266   elif config_host['ARCH'] == 'sparc64'
267     tcg_arch = 'sparc'
268   elif config_host['ARCH'] == 's390x'
269     tcg_arch = 's390'
270   elif config_host['ARCH'] in ['x86_64', 'x32']
271     tcg_arch = 'i386'
272   elif config_host['ARCH'] == 'ppc64'
273     tcg_arch = 'ppc'
274   elif config_host['ARCH'] in ['riscv32', 'riscv64']
275     tcg_arch = 'riscv'
276   endif
277   add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch,
278                         language: ['c', 'cpp', 'objc'])
280   accelerators += 'CONFIG_TCG'
281   config_host += { 'CONFIG_TCG': 'y' }
282 endif
284 if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled()
285   error('KVM not available on this platform')
286 endif
287 if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled()
288   error('HVF not available on this platform')
289 endif
290 if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled()
291   error('NVMM not available on this platform')
292 endif
293 if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled()
294   error('WHPX not available on this platform')
295 endif
296 if not have_xen_pci_passthrough and get_option('xen_pci_passthrough').enabled()
297   if 'CONFIG_XEN' in accelerators
298     error('Xen PCI passthrough not available on this platform')
299   else
300     error('Xen PCI passthrough requested but Xen not enabled')
301   endif
302 endif
304 ################
305 # Dependencies #
306 ################
308 # The path to glib.h is added to all compilation commands.  This was
309 # grandfathered in from the QEMU Makefiles.
310 add_project_arguments(config_host['GLIB_CFLAGS'].split(),
311                       native: false, language: ['c', 'cpp', 'objc'])
312 glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(),
313                           link_args: config_host['GLIB_LIBS'].split())
314 # override glib dep with the configure results (for subprojects)
315 meson.override_dependency('glib-2.0', glib)
317 gio = not_found
318 if 'CONFIG_GIO' in config_host
319   gio = declare_dependency(compile_args: config_host['GIO_CFLAGS'].split(),
320                            link_args: config_host['GIO_LIBS'].split())
321 endif
322 lttng = not_found
323 if 'CONFIG_TRACE_UST' in config_host
324   lttng = declare_dependency(link_args: config_host['LTTNG_UST_LIBS'].split())
325 endif
326 pixman = not_found
327 if have_system or have_tools
328   pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8',
329                       method: 'pkg-config', kwargs: static_kwargs)
330 endif
331 libaio = cc.find_library('aio', required: false)
332 zlib = dependency('zlib', required: true, kwargs: static_kwargs)
334 linux_io_uring = not_found
335 if not get_option('linux_io_uring').auto() or have_block
336   linux_io_uring = dependency('liburing', required: get_option('linux_io_uring'),
337                               method: 'pkg-config', kwargs: static_kwargs)
338 endif
339 libxml2 = not_found
340 if not get_option('libxml2').auto() or have_block
341   libxml2 = dependency('libxml-2.0', required: get_option('libxml2'),
342                        method: 'pkg-config', kwargs: static_kwargs)
343 endif
344 libnfs = not_found
345 if not get_option('libnfs').auto() or have_block
346   libnfs = dependency('libnfs', version: '>=1.9.3',
347                       required: get_option('libnfs'),
348                       method: 'pkg-config', kwargs: static_kwargs)
349 endif
351 libattr_test = '''
352   #include <stddef.h>
353   #include <sys/types.h>
354   #ifdef CONFIG_LIBATTR
355   #include <attr/xattr.h>
356   #else
357   #include <sys/xattr.h>
358   #endif
359   int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }'''
361 libattr = not_found
362 have_old_libattr = false
363 if not get_option('attr').disabled()
364   if cc.links(libattr_test)
365     libattr = declare_dependency()
366   else
367     libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'],
368                               required: get_option('attr'),
369                               kwargs: static_kwargs)
370     if libattr.found() and not \
371       cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR')
372       libattr = not_found
373       if get_option('attr').enabled()
374         error('could not link libattr')
375       else
376         warning('could not link libattr, disabling')
377       endif
378     else
379       have_old_libattr = libattr.found()
380     endif
381   endif
382 endif
384 cocoa = dependency('appleframeworks', modules: 'Cocoa', required: get_option('cocoa'))
385 if cocoa.found() and get_option('sdl').enabled()
386   error('Cocoa and SDL cannot be enabled at the same time')
387 endif
388 if cocoa.found() and get_option('gtk').enabled()
389   error('Cocoa and GTK+ cannot be enabled at the same time')
390 endif
392 seccomp = not_found
393 if not get_option('seccomp').auto() or have_system or have_tools
394   seccomp = dependency('libseccomp', version: '>=2.3.0',
395                        required: get_option('seccomp'),
396                        method: 'pkg-config', kwargs: static_kwargs)
397 endif
399 libcap_ng = not_found
400 if not get_option('cap_ng').auto() or have_system or have_tools
401   libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'],
402                               required: get_option('cap_ng'),
403                               kwargs: static_kwargs)
404 endif
405 if libcap_ng.found() and not cc.links('''
406    #include <cap-ng.h>
407    int main(void)
408    {
409      capng_capability_to_name(CAPNG_EFFECTIVE);
410      return 0;
411    }''', dependencies: libcap_ng)
412   libcap_ng = not_found
413   if get_option('cap_ng').enabled()
414     error('could not link libcap-ng')
415   else
416     warning('could not link libcap-ng, disabling')
417   endif
418 endif
420 if get_option('xkbcommon').auto() and not have_system and not have_tools
421   xkbcommon = not_found
422 else
423   xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'),
424                          method: 'pkg-config', kwargs: static_kwargs)
425 endif
426 vde = not_found
427 if config_host.has_key('CONFIG_VDE')
428   vde = declare_dependency(link_args: config_host['VDE_LIBS'].split())
429 endif
430 pulse = not_found
431 if 'CONFIG_LIBPULSE' in config_host
432   pulse = declare_dependency(compile_args: config_host['PULSE_CFLAGS'].split(),
433                              link_args: config_host['PULSE_LIBS'].split())
434 endif
435 alsa = not_found
436 if 'CONFIG_ALSA' in config_host
437   alsa = declare_dependency(compile_args: config_host['ALSA_CFLAGS'].split(),
438                             link_args: config_host['ALSA_LIBS'].split())
439 endif
440 jack = not_found
441 if 'CONFIG_LIBJACK' in config_host
442   jack = declare_dependency(link_args: config_host['JACK_LIBS'].split())
443 endif
444 spice = not_found
445 spice_headers = not_found
446 spice_protocol = not_found
447 if 'CONFIG_SPICE' in config_host
448   spice = declare_dependency(compile_args: config_host['SPICE_CFLAGS'].split(),
449                              link_args: config_host['SPICE_LIBS'].split())
450   spice_headers = declare_dependency(compile_args: config_host['SPICE_CFLAGS'].split())
451 endif
452 if 'CONFIG_SPICE_PROTOCOL' in config_host
453   spice_protocol = declare_dependency(compile_args: config_host['SPICE_PROTOCOL_CFLAGS'].split())
454 endif
455 rt = cc.find_library('rt', required: false)
456 libdl = not_found
457 if 'CONFIG_PLUGIN' in config_host
458   libdl = cc.find_library('dl', required: false)
459   if not cc.has_function('dlopen', dependencies: libdl)
460     error('dlopen not found')
461   endif
462 endif
463 libiscsi = not_found
464 if not get_option('libiscsi').auto() or have_block
465   libiscsi = dependency('libiscsi', version: '>=1.9.0',
466                          required: get_option('libiscsi'),
467                          method: 'pkg-config', kwargs: static_kwargs)
468 endif
469 zstd = not_found
470 if not get_option('zstd').auto() or have_block
471   zstd = dependency('libzstd', version: '>=1.4.0',
472                     required: get_option('zstd'),
473                     method: 'pkg-config', kwargs: static_kwargs)
474 endif
475 gbm = not_found
476 if 'CONFIG_GBM' in config_host
477   gbm = declare_dependency(compile_args: config_host['GBM_CFLAGS'].split(),
478                            link_args: config_host['GBM_LIBS'].split())
479 endif
480 virgl = not_found
481 if not get_option('virglrenderer').auto() or have_system
482   virgl = dependency('virglrenderer',
483                      method: 'pkg-config',
484                      required: get_option('virglrenderer'),
485                      kwargs: static_kwargs)
486 endif
487 curl = not_found
488 if not get_option('curl').auto() or have_block
489   curl = dependency('libcurl', version: '>=7.29.0',
490                     method: 'pkg-config',
491                     required: get_option('curl'),
492                     kwargs: static_kwargs)
493 endif
494 libudev = not_found
495 if targetos == 'linux' and (have_system or have_tools)
496   libudev = dependency('libudev',
497                        method: 'pkg-config',
498                        required: get_option('libudev'),
499                        kwargs: static_kwargs)
500 endif
502 mpathlibs = [libudev]
503 mpathpersist = not_found
504 mpathpersist_new_api = false
505 if targetos == 'linux' and have_tools and not get_option('mpath').disabled()
506   mpath_test_source_new = '''
507     #include <libudev.h>
508     #include <mpath_persist.h>
509     unsigned mpath_mx_alloc_len = 1024;
510     int logsink;
511     static struct config *multipath_conf;
512     extern struct udev *udev;
513     extern struct config *get_multipath_config(void);
514     extern void put_multipath_config(struct config *conf);
515     struct udev *udev;
516     struct config *get_multipath_config(void) { return multipath_conf; }
517     void put_multipath_config(struct config *conf) { }
518     int main(void) {
519         udev = udev_new();
520         multipath_conf = mpath_lib_init();
521         return 0;
522     }'''
523   mpath_test_source_old = '''
524       #include <libudev.h>
525       #include <mpath_persist.h>
526       unsigned mpath_mx_alloc_len = 1024;
527       int logsink;
528       int main(void) {
529           struct udev *udev = udev_new();
530           mpath_lib_init(udev);
531           return 0;
532       }'''
533   libmpathpersist = cc.find_library('mpathpersist',
534                                     required: get_option('mpath'),
535                                     kwargs: static_kwargs)
536   if libmpathpersist.found()
537     mpathlibs += libmpathpersist
538     if enable_static
539       mpathlibs += cc.find_library('devmapper',
540                                      required: get_option('mpath'),
541                                      kwargs: static_kwargs)
542     endif
543     mpathlibs += cc.find_library('multipath',
544                                  required: get_option('mpath'),
545                                  kwargs: static_kwargs)
546     foreach lib: mpathlibs
547       if not lib.found()
548         mpathlibs = []
549         break
550       endif
551     endforeach
552     if mpathlibs.length() == 0
553       msg = 'Dependencies missing for libmpathpersist'
554     elif cc.links(mpath_test_source_new, dependencies: mpathlibs)
555       mpathpersist = declare_dependency(dependencies: mpathlibs)
556       mpathpersist_new_api = true
557     elif cc.links(mpath_test_source_old, dependencies: mpathlibs)
558       mpathpersist = declare_dependency(dependencies: mpathlibs)
559     else
560       msg = 'Cannot detect libmpathpersist API'
561     endif
562     if not mpathpersist.found()
563       if get_option('mpath').enabled()
564         error(msg)
565       else
566         warning(msg + ', disabling')
567       endif
568     endif
569   endif
570 endif
572 iconv = not_found
573 curses = not_found
574 if have_system and not get_option('curses').disabled()
575   curses_test = '''
576     #include <locale.h>
577     #include <curses.h>
578     #include <wchar.h>
579     int main(void) {
580       wchar_t wch = L'w';
581       setlocale(LC_ALL, "");
582       resize_term(0, 0);
583       addwstr(L"wide chars\n");
584       addnwstr(&wch, 1);
585       add_wch(WACS_DEGREE);
586       return 0;
587     }'''
589   curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw']
590   foreach curses_dep : curses_dep_list
591     if not curses.found()
592       curses = dependency(curses_dep,
593                           required: false,
594                           method: 'pkg-config',
595                           kwargs: static_kwargs)
596     endif
597   endforeach
598   msg = get_option('curses').enabled() ? 'curses library not found' : ''
599   curses_compile_args = ['-DNCURSES_WIDECHAR']
600   if curses.found()
601     if cc.links(curses_test, args: curses_compile_args, dependencies: [curses])
602       curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses])
603     else
604       msg = 'curses package not usable'
605       curses = not_found
606     endif
607   endif
608   if not curses.found()
609     has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
610     if targetos != 'windows' and not has_curses_h
611       message('Trying with /usr/include/ncursesw')
612       curses_compile_args += ['-I/usr/include/ncursesw']
613       has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
614     endif
615     if has_curses_h
616       curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw'])
617       foreach curses_libname : curses_libname_list
618         libcurses = cc.find_library(curses_libname,
619                                     required: false,
620                                     kwargs: static_kwargs)
621         if libcurses.found()
622           if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses)
623             curses = declare_dependency(compile_args: curses_compile_args,
624                                         dependencies: [libcurses])
625             break
626           else
627             msg = 'curses library not usable'
628           endif
629         endif
630       endforeach
631     endif
632   endif
633   if not get_option('iconv').disabled()
634     foreach link_args : [ ['-liconv'], [] ]
635       # Programs will be linked with glib and this will bring in libiconv on FreeBSD.
636       # We need to use libiconv if available because mixing libiconv's headers with
637       # the system libc does not work.
638       # However, without adding glib to the dependencies -L/usr/local/lib will not be
639       # included in the command line and libiconv will not be found.
640       if cc.links('''
641         #include <iconv.h>
642         int main(void) {
643           iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
644           return conv != (iconv_t) -1;
645         }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args)
646         iconv = declare_dependency(link_args: link_args, dependencies: glib)
647         break
648       endif
649     endforeach
650   endif
651   if curses.found() and not iconv.found()
652     if get_option('iconv').enabled()
653       error('iconv not available')
654     endif
655     msg = 'iconv required for curses UI but not available'
656     curses = not_found
657   endif
658   if not curses.found() and msg != ''
659     if get_option('curses').enabled()
660       error(msg)
661     else
662       warning(msg + ', disabling')
663     endif
664   endif
665 endif
667 brlapi = not_found
668 if not get_option('brlapi').auto() or have_system
669   brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'],
670                          required: get_option('brlapi'),
671                          kwargs: static_kwargs)
672   if brlapi.found() and not cc.links('''
673      #include <brlapi.h>
674      #include <stddef.h>
675      int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi)
676     brlapi = not_found
677     if get_option('brlapi').enabled()
678       error('could not link brlapi')
679     else
680       warning('could not link brlapi, disabling')
681     endif
682   endif
683 endif
685 sdl = not_found
686 if not get_option('sdl').auto() or (have_system and not cocoa.found())
687   sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs)
688   sdl_image = not_found
689 endif
690 if sdl.found()
691   # work around 2.0.8 bug
692   sdl = declare_dependency(compile_args: '-Wno-undef',
693                            dependencies: sdl)
694   sdl_image = dependency('SDL2_image', required: get_option('sdl_image'),
695                          method: 'pkg-config', kwargs: static_kwargs)
696 else
697   if get_option('sdl_image').enabled()
698     error('sdl-image required, but SDL was @0@'.format(
699           get_option('sdl').disabled() ? 'disabled' : 'not found'))
700   endif
701   sdl_image = not_found
702 endif
704 rbd = not_found
705 if not get_option('rbd').auto() or have_block
706   librados = cc.find_library('rados', required: get_option('rbd'),
707                              kwargs: static_kwargs)
708   librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'],
709                            required: get_option('rbd'),
710                            kwargs: static_kwargs)
711   if librados.found() and librbd.found()
712     if cc.links('''
713       #include <stdio.h>
714       #include <rbd/librbd.h>
715       int main(void) {
716         rados_t cluster;
717         rados_create(&cluster, NULL);
718         #if LIBRBD_VERSION_CODE < LIBRBD_VERSION(1, 12, 0)
719         #error
720         #endif
721         return 0;
722       }''', dependencies: [librbd, librados])
723       rbd = declare_dependency(dependencies: [librbd, librados])
724     elif get_option('rbd').enabled()
725       error('librbd >= 1.12.0 required')
726     else
727       warning('librbd >= 1.12.0 not found, disabling')
728     endif
729   endif
730 endif
732 glusterfs = not_found
733 glusterfs_ftruncate_has_stat = false
734 glusterfs_iocb_has_stat = false
735 if not get_option('glusterfs').auto() or have_block
736   glusterfs = dependency('glusterfs-api', version: '>=3',
737                          required: get_option('glusterfs'),
738                          method: 'pkg-config', kwargs: static_kwargs)
739   if glusterfs.found()
740     glusterfs_ftruncate_has_stat = cc.links('''
741       #include <glusterfs/api/glfs.h>
743       int
744       main(void)
745       {
746           /* new glfs_ftruncate() passes two additional args */
747           return glfs_ftruncate(NULL, 0, NULL, NULL);
748       }
749     ''', dependencies: glusterfs)
750     glusterfs_iocb_has_stat = cc.links('''
751       #include <glusterfs/api/glfs.h>
753       /* new glfs_io_cbk() passes two additional glfs_stat structs */
754       static void
755       glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
756       {}
758       int
759       main(void)
760       {
761           glfs_io_cbk iocb = &glusterfs_iocb;
762           iocb(NULL, 0 , NULL, NULL, NULL);
763           return 0;
764       }
765     ''', dependencies: glusterfs)
766   endif
767 endif
768 libssh = not_found
769 if 'CONFIG_LIBSSH' in config_host
770   libssh = declare_dependency(compile_args: config_host['LIBSSH_CFLAGS'].split(),
771                               link_args: config_host['LIBSSH_LIBS'].split())
772 endif
773 libbzip2 = not_found
774 if not get_option('bzip2').auto() or have_block
775   libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'],
776                              required: get_option('bzip2'),
777                              kwargs: static_kwargs)
778   if libbzip2.found() and not cc.links('''
779      #include <bzlib.h>
780      int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2)
781     libbzip2 = not_found
782     if get_option('bzip2').enabled()
783       error('could not link libbzip2')
784     else
785       warning('could not link libbzip2, disabling')
786     endif
787   endif
788 endif
790 liblzfse = not_found
791 if not get_option('lzfse').auto() or have_block
792   liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'],
793                              required: get_option('lzfse'),
794                              kwargs: static_kwargs)
795 endif
796 if liblzfse.found() and not cc.links('''
797    #include <lzfse.h>
798    int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse)
799   liblzfse = not_found
800   if get_option('lzfse').enabled()
801     error('could not link liblzfse')
802   else
803     warning('could not link liblzfse, disabling')
804   endif
805 endif
807 oss = not_found
808 if 'CONFIG_AUDIO_OSS' in config_host
809   oss = declare_dependency(link_args: config_host['OSS_LIBS'].split())
810 endif
811 dsound = not_found
812 if 'CONFIG_AUDIO_DSOUND' in config_host
813   dsound = declare_dependency(link_args: config_host['DSOUND_LIBS'].split())
814 endif
815 coreaudio = not_found
816 if 'CONFIG_AUDIO_COREAUDIO' in config_host
817   coreaudio = declare_dependency(link_args: config_host['COREAUDIO_LIBS'].split())
818 endif
819 opengl = not_found
820 if 'CONFIG_OPENGL' in config_host
821   opengl = declare_dependency(compile_args: config_host['OPENGL_CFLAGS'].split(),
822                               link_args: config_host['OPENGL_LIBS'].split())
823 endif
825 gnutls = not_found
826 gnutls_crypto = not_found
827 if get_option('gnutls').enabled() or (get_option('gnutls').auto() and have_system)
828   # For general TLS support our min gnutls matches
829   # that implied by our platform support matrix
830   #
831   # For the crypto backends, we look for a newer
832   # gnutls:
833   #
834   #   Version 3.6.8  is needed to get XTS
835   #   Version 3.6.13 is needed to get PBKDF
836   #   Version 3.6.14 is needed to get HW accelerated XTS
837   #
838   # If newer enough gnutls isn't available, we can
839   # still use a different crypto backend to satisfy
840   # the platform support requirements
841   gnutls_crypto = dependency('gnutls', version: '>=3.6.14',
842                              method: 'pkg-config',
843                              required: false,
844                              kwargs: static_kwargs)
845   if gnutls_crypto.found()
846     gnutls = gnutls_crypto
847   else
848     # Our min version if all we need is TLS
849     gnutls = dependency('gnutls', version: '>=3.5.18',
850                         method: 'pkg-config',
851                         required: get_option('gnutls'),
852                         kwargs: static_kwargs)
853   endif
854 endif
856 # We prefer use of gnutls for crypto, unless the options
857 # explicitly asked for nettle or gcrypt.
859 # If gnutls isn't available for crypto, then we'll prefer
860 # gcrypt over nettle for performance reasons.
861 gcrypt = not_found
862 nettle = not_found
863 xts = 'none'
865 if get_option('nettle').enabled() and get_option('gcrypt').enabled()
866   error('Only one of gcrypt & nettle can be enabled')
867 endif
869 # Explicit nettle/gcrypt request, so ignore gnutls for crypto
870 if get_option('nettle').enabled() or get_option('gcrypt').enabled()
871   gnutls_crypto = not_found
872 endif
874 if not gnutls_crypto.found()
875   if (not get_option('gcrypt').auto() or have_system) and not get_option('nettle').enabled()
876     gcrypt = dependency('libgcrypt', version: '>=1.8',
877                         method: 'config-tool',
878                         required: get_option('gcrypt'),
879                         kwargs: static_kwargs)
880     # Debian has removed -lgpg-error from libgcrypt-config
881     # as it "spreads unnecessary dependencies" which in
882     # turn breaks static builds...
883     if gcrypt.found() and enable_static
884       gcrypt = declare_dependency(dependencies: [
885         gcrypt,
886         cc.find_library('gpg-error', required: true, kwargs: static_kwargs)])
887     endif
888   endif
889   if (not get_option('nettle').auto() or have_system) and not gcrypt.found()
890     nettle = dependency('nettle', version: '>=3.4',
891                         method: 'pkg-config',
892                         required: get_option('nettle'),
893                         kwargs: static_kwargs)
894     if nettle.found() and not cc.has_header('nettle/xts.h', dependencies: nettle)
895       xts = 'private'
896     endif
897   endif
898 endif
900 gtk = not_found
901 gtkx11 = not_found
902 vte = not_found
903 if not get_option('gtk').auto() or (have_system and not cocoa.found())
904   gtk = dependency('gtk+-3.0', version: '>=3.22.0',
905                    method: 'pkg-config',
906                    required: get_option('gtk'),
907                    kwargs: static_kwargs)
908   if gtk.found()
909     gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0',
910                         method: 'pkg-config',
911                         required: false,
912                         kwargs: static_kwargs)
913     gtk = declare_dependency(dependencies: [gtk, gtkx11])
915     if not get_option('vte').auto() or have_system
916       vte = dependency('vte-2.91',
917                        method: 'pkg-config',
918                        required: get_option('vte'),
919                        kwargs: static_kwargs)
920     endif
921   endif
922 endif
924 x11 = not_found
925 if gtkx11.found()
926   x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(),
927                    kwargs: static_kwargs)
928 endif
929 vnc = not_found
930 png = not_found
931 jpeg = not_found
932 sasl = not_found
933 if not get_option('vnc').disabled()
934   vnc = declare_dependency() # dummy dependency
935   png = dependency('libpng', required: get_option('vnc_png'),
936                    method: 'pkg-config', kwargs: static_kwargs)
937   jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'),
938                     method: 'pkg-config', kwargs: static_kwargs)
939   sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'],
940                          required: get_option('vnc_sasl'),
941                          kwargs: static_kwargs)
942   if sasl.found()
943     sasl = declare_dependency(dependencies: sasl,
944                               compile_args: '-DSTRUCT_IOVEC_DEFINED')
945   endif
946 endif
948 pam = not_found
949 if not get_option('auth_pam').auto() or have_system
950   pam = cc.find_library('pam', has_headers: ['security/pam_appl.h'],
951                         required: get_option('auth_pam'),
952                         kwargs: static_kwargs)
953 endif
954 if pam.found() and not cc.links('''
955    #include <stddef.h>
956    #include <security/pam_appl.h>
957    int main(void) {
958      const char *service_name = "qemu";
959      const char *user = "frank";
960      const struct pam_conv pam_conv = { 0 };
961      pam_handle_t *pamh = NULL;
962      pam_start(service_name, user, &pam_conv, &pamh);
963      return 0;
964    }''', dependencies: pam)
965   pam = not_found
966   if get_option('auth_pam').enabled()
967     error('could not link libpam')
968   else
969     warning('could not link libpam, disabling')
970   endif
971 endif
973 snappy = not_found
974 if not get_option('snappy').auto() or have_system
975   snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'],
976                            required: get_option('snappy'),
977                            kwargs: static_kwargs)
978 endif
979 if snappy.found() and not cc.links('''
980    #include <snappy-c.h>
981    int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy)
982   snappy = not_found
983   if get_option('snappy').enabled()
984     error('could not link libsnappy')
985   else
986     warning('could not link libsnappy, disabling')
987   endif
988 endif
990 lzo = not_found
991 if not get_option('lzo').auto() or have_system
992   lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'],
993                         required: get_option('lzo'),
994                         kwargs: static_kwargs)
995 endif
996 if lzo.found() and not cc.links('''
997    #include <lzo/lzo1x.h>
998    int main(void) { lzo_version(); return 0; }''', dependencies: lzo)
999   lzo = not_found
1000   if get_option('lzo').enabled()
1001     error('could not link liblzo2')
1002   else
1003     warning('could not link liblzo2, disabling')
1004   endif
1005 endif
1007 rdma = not_found
1008 if 'CONFIG_RDMA' in config_host
1009   rdma = declare_dependency(link_args: config_host['RDMA_LIBS'].split())
1010 endif
1011 numa = not_found
1012 if 'CONFIG_NUMA' in config_host
1013   numa = declare_dependency(link_args: config_host['NUMA_LIBS'].split())
1014 endif
1015 xen = not_found
1016 if 'CONFIG_XEN_BACKEND' in config_host
1017   xen = declare_dependency(compile_args: config_host['XEN_CFLAGS'].split(),
1018                            link_args: config_host['XEN_LIBS'].split())
1019 endif
1020 cacard = not_found
1021 if not get_option('smartcard').auto() or have_system
1022   cacard = dependency('libcacard', required: get_option('smartcard'),
1023                       version: '>=2.5.1', method: 'pkg-config',
1024                       kwargs: static_kwargs)
1025 endif
1026 u2f = not_found
1027 if have_system
1028   u2f = dependency('u2f-emu', required: get_option('u2f'),
1029                    method: 'pkg-config',
1030                    kwargs: static_kwargs)
1031 endif
1032 usbredir = not_found
1033 if not get_option('usb_redir').auto() or have_system
1034   usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'),
1035                         version: '>=0.6', method: 'pkg-config',
1036                         kwargs: static_kwargs)
1037 endif
1038 libusb = not_found
1039 if not get_option('libusb').auto() or have_system
1040   libusb = dependency('libusb-1.0', required: get_option('libusb'),
1041                       version: '>=1.0.13', method: 'pkg-config',
1042                       kwargs: static_kwargs)
1043 endif
1045 libpmem = not_found
1046 if not get_option('libpmem').auto() or have_system
1047   libpmem = dependency('libpmem', required: get_option('libpmem'),
1048                        method: 'pkg-config', kwargs: static_kwargs)
1049 endif
1050 libdaxctl = not_found
1051 if not get_option('libdaxctl').auto() or have_system
1052   libdaxctl = dependency('libdaxctl', required: get_option('libdaxctl'),
1053                          version: '>=57', method: 'pkg-config',
1054                          kwargs: static_kwargs)
1055 endif
1056 tasn1 = not_found
1057 if gnutls.found()
1058   tasn1 = dependency('libtasn1',
1059                      method: 'pkg-config',
1060                      kwargs: static_kwargs)
1061 endif
1062 keyutils = dependency('libkeyutils', required: false,
1063                       method: 'pkg-config', kwargs: static_kwargs)
1065 has_gettid = cc.has_function('gettid')
1067 # Malloc tests
1069 malloc = []
1070 if get_option('malloc') == 'system'
1071   has_malloc_trim = \
1072     not get_option('malloc_trim').disabled() and \
1073     cc.links('''#include <malloc.h>
1074                 int main(void) { malloc_trim(0); return 0; }''')
1075 else
1076   has_malloc_trim = false
1077   malloc = cc.find_library(get_option('malloc'), required: true)
1078 endif
1079 if not has_malloc_trim and get_option('malloc_trim').enabled()
1080   if get_option('malloc') == 'system'
1081     error('malloc_trim not available on this platform.')
1082   else
1083     error('malloc_trim not available with non-libc memory allocator')
1084   endif
1085 endif
1087 # Check whether the glibc provides statx()
1089 gnu_source_prefix = '''
1090   #ifndef _GNU_SOURCE
1091   #define _GNU_SOURCE
1092   #endif
1094 statx_test = gnu_source_prefix + '''
1095   #include <sys/stat.h>
1096   int main(void) {
1097     struct statx statxbuf;
1098     statx(0, "", 0, STATX_BASIC_STATS, &statxbuf);
1099     return 0;
1100   }'''
1102 has_statx = cc.links(statx_test)
1104 have_vhost_user_blk_server = (targetos == 'linux' and
1105     'CONFIG_VHOST_USER' in config_host)
1107 if get_option('vhost_user_blk_server').enabled()
1108     if targetos != 'linux'
1109         error('vhost_user_blk_server requires linux')
1110     elif 'CONFIG_VHOST_USER' not in config_host
1111         error('vhost_user_blk_server requires vhost-user support')
1112     endif
1113 elif get_option('vhost_user_blk_server').disabled() or not have_system
1114     have_vhost_user_blk_server = false
1115 endif
1118 if get_option('fuse').disabled() and get_option('fuse_lseek').enabled()
1119   error('Cannot enable fuse-lseek while fuse is disabled')
1120 endif
1122 fuse = dependency('fuse3', required: get_option('fuse'),
1123                   version: '>=3.1', method: 'pkg-config',
1124                   kwargs: static_kwargs)
1126 fuse_lseek = not_found
1127 if not get_option('fuse_lseek').disabled()
1128   if fuse.version().version_compare('>=3.8')
1129     # Dummy dependency
1130     fuse_lseek = declare_dependency()
1131   elif get_option('fuse_lseek').enabled()
1132     if fuse.found()
1133       error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version())
1134     else
1135       error('fuse-lseek requires libfuse, which was not found')
1136     endif
1137   endif
1138 endif
1140 # libbpf
1141 libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config')
1142 if libbpf.found() and not cc.links('''
1143    #include <bpf/libbpf.h>
1144    int main(void)
1145    {
1146      bpf_object__destroy_skeleton(NULL);
1147      return 0;
1148    }''', dependencies: libbpf)
1149   libbpf = not_found
1150   if get_option('bpf').enabled()
1151     error('libbpf skeleton test failed')
1152   else
1153     warning('libbpf skeleton test failed, disabling')
1154   endif
1155 endif
1157 if get_option('cfi')
1158   cfi_flags=[]
1159   # Check for dependency on LTO
1160   if not get_option('b_lto')
1161     error('Selected Control-Flow Integrity but LTO is disabled')
1162   endif
1163   if config_host.has_key('CONFIG_MODULES')
1164     error('Selected Control-Flow Integrity is not compatible with modules')
1165   endif
1166   # Check for cfi flags. CFI requires LTO so we can't use
1167   # get_supported_arguments, but need a more complex "compiles" which allows
1168   # custom arguments
1169   if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall',
1170                  args: ['-flto', '-fsanitize=cfi-icall'] )
1171     cfi_flags += '-fsanitize=cfi-icall'
1172   else
1173     error('-fsanitize=cfi-icall is not supported by the compiler')
1174   endif
1175   if cc.compiles('int main () { return 0; }',
1176                  name: '-fsanitize-cfi-icall-generalize-pointers',
1177                  args: ['-flto', '-fsanitize=cfi-icall',
1178                         '-fsanitize-cfi-icall-generalize-pointers'] )
1179     cfi_flags += '-fsanitize-cfi-icall-generalize-pointers'
1180   else
1181     error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler')
1182   endif
1183   if get_option('cfi_debug')
1184     if cc.compiles('int main () { return 0; }',
1185                    name: '-fno-sanitize-trap=cfi-icall',
1186                    args: ['-flto', '-fsanitize=cfi-icall',
1187                           '-fno-sanitize-trap=cfi-icall'] )
1188       cfi_flags += '-fno-sanitize-trap=cfi-icall'
1189     else
1190       error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
1191     endif
1192   endif
1193   add_global_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1194   add_global_link_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1195 endif
1197 have_host_block_device = (targetos != 'darwin' or
1198     cc.has_header('IOKit/storage/IOMedia.h'))
1200 #################
1201 # config-host.h #
1202 #################
1204 have_virtfs = (targetos == 'linux' and
1205     have_system and
1206     libattr.found() and
1207     libcap_ng.found())
1209 have_virtfs_proxy_helper = have_virtfs and have_tools
1211 if get_option('virtfs').enabled()
1212   if not have_virtfs
1213     if targetos != 'linux'
1214       error('virtio-9p (virtfs) requires Linux')
1215     elif not libcap_ng.found() or not libattr.found()
1216       error('virtio-9p (virtfs) requires libcap-ng-devel and libattr-devel')
1217     elif not have_system
1218       error('virtio-9p (virtfs) needs system emulation support')
1219     endif
1220   endif
1221 elif get_option('virtfs').disabled()
1222   have_virtfs = false
1223 endif
1225 config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir'))
1226 config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix'))
1227 config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir)
1228 config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir)
1229 config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir)
1230 config_host_data.set_quoted('CONFIG_QEMU_FIRMWAREPATH', get_option('qemu_firmwarepath'))
1231 config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir'))
1232 config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir)
1233 config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir'))
1234 config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir'))
1235 config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir)
1236 config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir'))
1238 config_host_data.set('CONFIG_ATTR', libattr.found())
1239 config_host_data.set('CONFIG_BRLAPI', brlapi.found())
1240 config_host_data.set('CONFIG_COCOA', cocoa.found())
1241 config_host_data.set('CONFIG_LIBUDEV', libudev.found())
1242 config_host_data.set('CONFIG_LZO', lzo.found())
1243 config_host_data.set('CONFIG_MPATH', mpathpersist.found())
1244 config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api)
1245 config_host_data.set('CONFIG_CURL', curl.found())
1246 config_host_data.set('CONFIG_CURSES', curses.found())
1247 config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found())
1248 if glusterfs.found()
1249   config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4'))
1250   config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5'))
1251   config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6'))
1252   config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6'))
1253   config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat)
1254   config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat)
1255 endif
1256 config_host_data.set('CONFIG_GTK', gtk.found())
1257 config_host_data.set('CONFIG_VTE', vte.found())
1258 config_host_data.set('CONFIG_LIBATTR', have_old_libattr)
1259 config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found())
1260 config_host_data.set('CONFIG_EBPF', libbpf.found())
1261 config_host_data.set('CONFIG_LIBDAXCTL', libdaxctl.found())
1262 config_host_data.set('CONFIG_LIBISCSI', libiscsi.found())
1263 config_host_data.set('CONFIG_LIBNFS', libnfs.found())
1264 config_host_data.set('CONFIG_LINUX_IO_URING', linux_io_uring.found())
1265 config_host_data.set('CONFIG_LIBPMEM', libpmem.found())
1266 config_host_data.set('CONFIG_RBD', rbd.found())
1267 config_host_data.set('CONFIG_SDL', sdl.found())
1268 config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found())
1269 config_host_data.set('CONFIG_SECCOMP', seccomp.found())
1270 config_host_data.set('CONFIG_SNAPPY', snappy.found())
1271 config_host_data.set('CONFIG_USB_LIBUSB', libusb.found())
1272 config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server)
1273 config_host_data.set('CONFIG_VNC', vnc.found())
1274 config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
1275 config_host_data.set('CONFIG_VNC_PNG', png.found())
1276 config_host_data.set('CONFIG_VNC_SASL', sasl.found())
1277 config_host_data.set('CONFIG_VIRTFS', have_virtfs)
1278 config_host_data.set('CONFIG_VTE', vte.found())
1279 config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found())
1280 config_host_data.set('CONFIG_KEYUTILS', keyutils.found())
1281 config_host_data.set('CONFIG_GETTID', has_gettid)
1282 config_host_data.set('CONFIG_GNUTLS', gnutls.found())
1283 config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found())
1284 config_host_data.set('CONFIG_GCRYPT', gcrypt.found())
1285 config_host_data.set('CONFIG_NETTLE', nettle.found())
1286 config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private')
1287 config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim)
1288 config_host_data.set('CONFIG_STATX', has_statx)
1289 config_host_data.set('CONFIG_ZSTD', zstd.found())
1290 config_host_data.set('CONFIG_FUSE', fuse.found())
1291 config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found())
1292 config_host_data.set('CONFIG_X11', x11.found())
1293 config_host_data.set('CONFIG_CFI', get_option('cfi'))
1294 config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version()))
1295 config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0])
1296 config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
1297 config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
1299 config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device)
1301 # has_header
1302 config_host_data.set('CONFIG_EPOLL', cc.has_header('sys/epoll.h'))
1303 config_host_data.set('CONFIG_LINUX_MAGIC_H', cc.has_header('linux/magic.h'))
1304 config_host_data.set('CONFIG_VALGRIND_H', cc.has_header('valgrind/valgrind.h'))
1305 config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
1306 config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
1307 config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
1308 config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h'))
1309 config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
1310 config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
1312 # has_function
1313 config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4'))
1314 config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime'))
1315 config_host_data.set('CONFIG_DUP3', cc.has_function('dup3'))
1316 config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate'))
1317 config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate'))
1318 config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign'))
1319 config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll'))
1320 config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>'))
1321 config_host_data.set('CONFIG_SEM_TIMEDWAIT', cc.has_function('sem_timedwait', dependencies: threads))
1322 config_host_data.set('CONFIG_SENDFILE', cc.has_function('sendfile'))
1323 config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_function('unshare'))
1324 config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs'))
1325 config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range'))
1326 config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create'))
1327 config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range'))
1328 config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util))
1329 config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul'))
1330 config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>'))
1332 # has_header_symbol
1333 config_host_data.set('CONFIG_BYTESWAP_H',
1334                      cc.has_header_symbol('byteswap.h', 'bswap_32'))
1335 config_host_data.set('CONFIG_EPOLL_CREATE1',
1336                      cc.has_header_symbol('sys/epoll.h', 'epoll_create1'))
1337 config_host_data.set('CONFIG_HAS_ENVIRON',
1338                      cc.has_header_symbol('unistd.h', 'environ', prefix: gnu_source_prefix))
1339 config_host_data.set('CONFIG_FALLOCATE_PUNCH_HOLE',
1340                      cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_PUNCH_HOLE') and
1341                      cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_KEEP_SIZE'))
1342 config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE',
1343                      cc.has_header_symbol('linux/falloc.h', 'FALLOC_FL_ZERO_RANGE'))
1344 config_host_data.set('CONFIG_FIEMAP',
1345                      cc.has_header('linux/fiemap.h') and
1346                      cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP'))
1347 config_host_data.set('CONFIG_GETRANDOM',
1348                      cc.has_function('getrandom') and
1349                      cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK'))
1350 config_host_data.set('CONFIG_INOTIFY',
1351                      cc.has_header_symbol('sys/inotify.h', 'inotify_init'))
1352 config_host_data.set('CONFIG_INOTIFY1',
1353                      cc.has_header_symbol('sys/inotify.h', 'inotify_init1'))
1354 config_host_data.set('CONFIG_MACHINE_BSWAP_H',
1355                      cc.has_header_symbol('machine/bswap.h', 'bswap32',
1356                                           prefix: '''#include <sys/endian.h>
1357                                                      #include <sys/types.h>'''))
1358 config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK',
1359                      cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK'))
1360 config_host_data.set('CONFIG_RTNETLINK',
1361                      cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN'))
1362 config_host_data.set('CONFIG_SYSMACROS',
1363                      cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
1364 config_host_data.set('HAVE_OPTRESET',
1365                      cc.has_header_symbol('getopt.h', 'optreset'))
1366 config_host_data.set('HAVE_UTMPX',
1367                      cc.has_header_symbol('utmpx.h', 'struct utmpx'))
1369 # has_member
1370 config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID',
1371                      cc.has_member('struct sigevent', 'sigev_notify_thread_id',
1372                                    prefix: '#include <signal.h>'))
1373 config_host_data.set('HAVE_STRUCT_STAT_ST_ATIM',
1374                      cc.has_member('struct stat', 'st_atim',
1375                                    prefix: '#include <sys/stat.h>'))
1377 config_host_data.set('CONFIG_EVENTFD', cc.links('''
1378   #include <sys/eventfd.h>
1379   int main(void) { return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC); }'''))
1380 config_host_data.set('CONFIG_FDATASYNC', cc.links(gnu_source_prefix + '''
1381   #include <unistd.h>
1382   int main(void) {
1383   #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
1384   return fdatasync(0);
1385   #else
1386   #error Not supported
1387   #endif
1388   }'''))
1389 config_host_data.set('CONFIG_MADVISE', cc.links(gnu_source_prefix + '''
1390   #include <sys/types.h>
1391   #include <sys/mman.h>
1392   #include <stddef.h>
1393   int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }'''))
1394 config_host_data.set('CONFIG_MEMFD', cc.links(gnu_source_prefix + '''
1395   #include <sys/mman.h>
1396   int main(void) { return memfd_create("foo", MFD_ALLOW_SEALING); }'''))
1397 config_host_data.set('CONFIG_OPEN_BY_HANDLE', cc.links(gnu_source_prefix + '''
1398   #include <fcntl.h>
1399   #if !defined(AT_EMPTY_PATH)
1400   # error missing definition
1401   #else
1402   int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
1403   #endif'''))
1404 config_host_data.set('CONFIG_PIPE2', cc.links(gnu_source_prefix + '''
1405   #include <unistd.h>
1406   #include <fcntl.h>
1408   int main(void)
1409   {
1410       int pipefd[2];
1411       return pipe2(pipefd, O_CLOEXEC);
1412   }'''))
1413 config_host_data.set('CONFIG_POSIX_MADVISE', cc.links(gnu_source_prefix + '''
1414   #include <sys/mman.h>
1415   #include <stddef.h>
1416   int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }'''))
1417 config_host_data.set('CONFIG_SIGNALFD', cc.links(gnu_source_prefix + '''
1418   #include <unistd.h>
1419   #include <sys/syscall.h>
1420   #include <signal.h>
1421   int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }'''))
1422 config_host_data.set('CONFIG_SPLICE', cc.links(gnu_source_prefix + '''
1423   #include <unistd.h>
1424   #include <fcntl.h>
1425   #include <limits.h>
1427   int main(void)
1428   {
1429     int len, fd = 0;
1430     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
1431     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
1432     return 0;
1433   }'''))
1435 # Some versions of Mac OS X incorrectly define SIZE_MAX
1436 config_host_data.set('HAVE_BROKEN_SIZE_MAX', not cc.compiles('''
1437     #include <stdint.h>
1438     #include <stdio.h>
1439     int main(int argc, char *argv[]) {
1440         return printf("%zu", SIZE_MAX);
1441     }''', args: ['-Werror']))
1444 ignored = ['CONFIG_QEMU_INTERP_PREFIX'] # actually per-target
1445 arrays = ['CONFIG_AUDIO_DRIVERS', 'CONFIG_BDRV_RW_WHITELIST', 'CONFIG_BDRV_RO_WHITELIST']
1446 strings = ['HOST_DSOSUF', 'CONFIG_IASL']
1447 foreach k, v: config_host
1448   if ignored.contains(k)
1449     # do nothing
1450   elif arrays.contains(k)
1451     if v != ''
1452       v = '"' + '", "'.join(v.split()) + '", '
1453     endif
1454     config_host_data.set(k, v)
1455   elif k == 'ARCH'
1456     config_host_data.set('HOST_' + v.to_upper(), 1)
1457   elif strings.contains(k)
1458     if not k.startswith('CONFIG_')
1459       k = 'CONFIG_' + k.to_upper()
1460     endif
1461     config_host_data.set_quoted(k, v)
1462   elif k.startswith('CONFIG_') or k.startswith('HAVE_') or k.startswith('HOST_')
1463     config_host_data.set(k, v == 'y' ? 1 : v)
1464   endif
1465 endforeach
1467 ########################
1468 # Target configuration #
1469 ########################
1471 minikconf = find_program('scripts/minikconf.py')
1472 config_all = {}
1473 config_all_devices = {}
1474 config_all_disas = {}
1475 config_devices_mak_list = []
1476 config_devices_h = {}
1477 config_target_h = {}
1478 config_target_mak = {}
1480 disassemblers = {
1481   'alpha' : ['CONFIG_ALPHA_DIS'],
1482   'arm' : ['CONFIG_ARM_DIS'],
1483   'avr' : ['CONFIG_AVR_DIS'],
1484   'cris' : ['CONFIG_CRIS_DIS'],
1485   'hexagon' : ['CONFIG_HEXAGON_DIS'],
1486   'hppa' : ['CONFIG_HPPA_DIS'],
1487   'i386' : ['CONFIG_I386_DIS'],
1488   'x86_64' : ['CONFIG_I386_DIS'],
1489   'x32' : ['CONFIG_I386_DIS'],
1490   'm68k' : ['CONFIG_M68K_DIS'],
1491   'microblaze' : ['CONFIG_MICROBLAZE_DIS'],
1492   'mips' : ['CONFIG_MIPS_DIS'],
1493   'nios2' : ['CONFIG_NIOS2_DIS'],
1494   'or1k' : ['CONFIG_OPENRISC_DIS'],
1495   'ppc' : ['CONFIG_PPC_DIS'],
1496   'riscv' : ['CONFIG_RISCV_DIS'],
1497   'rx' : ['CONFIG_RX_DIS'],
1498   's390' : ['CONFIG_S390_DIS'],
1499   'sh4' : ['CONFIG_SH4_DIS'],
1500   'sparc' : ['CONFIG_SPARC_DIS'],
1501   'xtensa' : ['CONFIG_XTENSA_DIS'],
1503 if link_language == 'cpp'
1504   disassemblers += {
1505     'aarch64' : [ 'CONFIG_ARM_A64_DIS'],
1506     'arm' : [ 'CONFIG_ARM_DIS', 'CONFIG_ARM_A64_DIS'],
1507     'mips' : [ 'CONFIG_MIPS_DIS', 'CONFIG_NANOMIPS_DIS'],
1508   }
1509 endif
1511 have_ivshmem = config_host_data.get('CONFIG_EVENTFD')
1512 host_kconfig = \
1513   ('CONFIG_TPM' in config_host ? ['CONFIG_TPM=y'] : []) + \
1514   ('CONFIG_SPICE' in config_host ? ['CONFIG_SPICE=y'] : []) + \
1515   (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \
1516   ('CONFIG_OPENGL' in config_host ? ['CONFIG_OPENGL=y'] : []) + \
1517   (x11.found() ? ['CONFIG_X11=y'] : []) + \
1518   ('CONFIG_VHOST_USER' in config_host ? ['CONFIG_VHOST_USER=y'] : []) + \
1519   ('CONFIG_VHOST_VDPA' in config_host ? ['CONFIG_VHOST_VDPA=y'] : []) + \
1520   ('CONFIG_VHOST_KERNEL' in config_host ? ['CONFIG_VHOST_KERNEL=y'] : []) + \
1521   (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \
1522   ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \
1523   ('CONFIG_PVRDMA' in config_host ? ['CONFIG_PVRDMA=y'] : []) + \
1524   (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : [])
1526 ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
1528 default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
1529 actual_target_dirs = []
1530 fdt_required = []
1531 foreach target : target_dirs
1532   config_target = { 'TARGET_NAME': target.split('-')[0] }
1533   if target.endswith('linux-user')
1534     if targetos != 'linux'
1535       if default_targets
1536         continue
1537       endif
1538       error('Target @0@ is only available on a Linux host'.format(target))
1539     endif
1540     config_target += { 'CONFIG_LINUX_USER': 'y' }
1541   elif target.endswith('bsd-user')
1542     if 'CONFIG_BSD' not in config_host
1543       if default_targets
1544         continue
1545       endif
1546       error('Target @0@ is only available on a BSD host'.format(target))
1547     endif
1548     config_target += { 'CONFIG_BSD_USER': 'y' }
1549   elif target.endswith('softmmu')
1550     config_target += { 'CONFIG_SOFTMMU': 'y' }
1551   endif
1552   if target.endswith('-user')
1553     config_target += {
1554       'CONFIG_USER_ONLY': 'y',
1555       'CONFIG_QEMU_INTERP_PREFIX':
1556         config_host['CONFIG_QEMU_INTERP_PREFIX'].format(config_target['TARGET_NAME'])
1557     }
1558   endif
1560   accel_kconfig = []
1561   foreach sym: accelerators
1562     if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, [])
1563       config_target += { sym: 'y' }
1564       config_all += { sym: 'y' }
1565       if sym == 'CONFIG_TCG' and tcg_arch == 'tci'
1566         config_target += { 'CONFIG_TCG_INTERPRETER': 'y' }
1567       elif sym == 'CONFIG_XEN' and have_xen_pci_passthrough
1568         config_target += { 'CONFIG_XEN_PCI_PASSTHROUGH': 'y' }
1569       endif
1570       if target in modular_tcg
1571         config_target += { 'CONFIG_TCG_MODULAR': 'y' }
1572       else
1573         config_target += { 'CONFIG_TCG_BUILTIN': 'y' }
1574       endif
1575       accel_kconfig += [ sym + '=y' ]
1576     endif
1577   endforeach
1578   if accel_kconfig.length() == 0
1579     if default_targets
1580       continue
1581     endif
1582     error('No accelerator available for target @0@'.format(target))
1583   endif
1585   actual_target_dirs += target
1586   config_target += keyval.load('configs/targets' / target + '.mak')
1587   config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' }
1589   if 'TARGET_NEED_FDT' in config_target
1590     fdt_required += target
1591   endif
1593   # Add default keys
1594   if 'TARGET_BASE_ARCH' not in config_target
1595     config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']}
1596   endif
1597   if 'TARGET_ABI_DIR' not in config_target
1598     config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']}
1599   endif
1601   foreach k, v: disassemblers
1602     if config_host['ARCH'].startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k)
1603       foreach sym: v
1604         config_target += { sym: 'y' }
1605         config_all_disas += { sym: 'y' }
1606       endforeach
1607     endif
1608   endforeach
1610   config_target_data = configuration_data()
1611   foreach k, v: config_target
1612     if not k.startswith('TARGET_') and not k.startswith('CONFIG_')
1613       # do nothing
1614     elif ignored.contains(k)
1615       # do nothing
1616     elif k == 'TARGET_BASE_ARCH'
1617       # Note that TARGET_BASE_ARCH ends up in config-target.h but it is
1618       # not used to select files from sourcesets.
1619       config_target_data.set('TARGET_' + v.to_upper(), 1)
1620     elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX'
1621       config_target_data.set_quoted(k, v)
1622     elif v == 'y'
1623       config_target_data.set(k, 1)
1624     else
1625       config_target_data.set(k, v)
1626     endif
1627   endforeach
1628   config_target_h += {target: configure_file(output: target + '-config-target.h',
1629                                                configuration: config_target_data)}
1631   if target.endswith('-softmmu')
1632     config_input = meson.get_external_property(target, 'default')
1633     config_devices_mak = target + '-config-devices.mak'
1634     config_devices_mak = configure_file(
1635       input: ['configs/devices' / target / config_input + '.mak', 'Kconfig'],
1636       output: config_devices_mak,
1637       depfile: config_devices_mak + '.d',
1638       capture: true,
1639       command: [minikconf,
1640                 get_option('default_devices') ? '--defconfig' : '--allnoconfig',
1641                 config_devices_mak, '@DEPFILE@', '@INPUT@',
1642                 host_kconfig, accel_kconfig,
1643                 'CONFIG_' + config_target['TARGET_ARCH'].to_upper() + '=y'])
1645     config_devices_data = configuration_data()
1646     config_devices = keyval.load(config_devices_mak)
1647     foreach k, v: config_devices
1648       config_devices_data.set(k, 1)
1649     endforeach
1650     config_devices_mak_list += config_devices_mak
1651     config_devices_h += {target: configure_file(output: target + '-config-devices.h',
1652                                                 configuration: config_devices_data)}
1653     config_target += config_devices
1654     config_all_devices += config_devices
1655   endif
1656   config_target_mak += {target: config_target}
1657 endforeach
1658 target_dirs = actual_target_dirs
1660 # This configuration is used to build files that are shared by
1661 # multiple binaries, and then extracted out of the "common"
1662 # static_library target.
1664 # We do not use all_sources()/all_dependencies(), because it would
1665 # build literally all source files, including devices only used by
1666 # targets that are not built for this compilation.  The CONFIG_ALL
1667 # pseudo symbol replaces it.
1669 config_all += config_all_devices
1670 config_all += config_host
1671 config_all += config_all_disas
1672 config_all += {
1673   'CONFIG_XEN': config_host.has_key('CONFIG_XEN_BACKEND'),
1674   'CONFIG_SOFTMMU': have_system,
1675   'CONFIG_USER_ONLY': have_user,
1676   'CONFIG_ALL': true,
1679 ##############
1680 # Submodules #
1681 ##############
1683 capstone = not_found
1684 capstone_opt = get_option('capstone')
1685 if capstone_opt in ['enabled', 'auto', 'system']
1686   have_internal = fs.exists(meson.current_source_dir() / 'capstone/Makefile')
1687   capstone = dependency('capstone', version: '>=4.0',
1688                         kwargs: static_kwargs, method: 'pkg-config',
1689                         required: capstone_opt == 'system' or
1690                                   capstone_opt == 'enabled' and not have_internal)
1692   # Some versions of capstone have broken pkg-config file
1693   # that reports a wrong -I path, causing the #include to
1694   # fail later. If the system has such a broken version
1695   # do not use it.
1696   if capstone.found() and not cc.compiles('#include <capstone.h>',
1697                                           dependencies: [capstone])
1698     capstone = not_found
1699     if capstone_opt == 'system'
1700       error('system capstone requested, it does not appear to work')
1701     endif
1702   endif
1704   if capstone.found()
1705     capstone_opt = 'system'
1706   elif have_internal
1707     capstone_opt = 'internal'
1708   else
1709     capstone_opt = 'disabled'
1710   endif
1711 endif
1712 if capstone_opt == 'internal'
1713   capstone_data = configuration_data()
1714   capstone_data.set('CAPSTONE_USE_SYS_DYN_MEM', '1')
1716   capstone_files = files(
1717     'capstone/cs.c',
1718     'capstone/MCInst.c',
1719     'capstone/MCInstrDesc.c',
1720     'capstone/MCRegisterInfo.c',
1721     'capstone/SStream.c',
1722     'capstone/utils.c'
1723   )
1725   if 'CONFIG_ARM_DIS' in config_all_disas
1726     capstone_data.set('CAPSTONE_HAS_ARM', '1')
1727     capstone_files += files(
1728       'capstone/arch/ARM/ARMDisassembler.c',
1729       'capstone/arch/ARM/ARMInstPrinter.c',
1730       'capstone/arch/ARM/ARMMapping.c',
1731       'capstone/arch/ARM/ARMModule.c'
1732     )
1733   endif
1735   # FIXME: This config entry currently depends on a c++ compiler.
1736   # Which is needed for building libvixl, but not for capstone.
1737   if 'CONFIG_ARM_A64_DIS' in config_all_disas
1738     capstone_data.set('CAPSTONE_HAS_ARM64', '1')
1739     capstone_files += files(
1740       'capstone/arch/AArch64/AArch64BaseInfo.c',
1741       'capstone/arch/AArch64/AArch64Disassembler.c',
1742       'capstone/arch/AArch64/AArch64InstPrinter.c',
1743       'capstone/arch/AArch64/AArch64Mapping.c',
1744       'capstone/arch/AArch64/AArch64Module.c'
1745     )
1746   endif
1748   if 'CONFIG_PPC_DIS' in config_all_disas
1749     capstone_data.set('CAPSTONE_HAS_POWERPC', '1')
1750     capstone_files += files(
1751       'capstone/arch/PowerPC/PPCDisassembler.c',
1752       'capstone/arch/PowerPC/PPCInstPrinter.c',
1753       'capstone/arch/PowerPC/PPCMapping.c',
1754       'capstone/arch/PowerPC/PPCModule.c'
1755     )
1756   endif
1758   if 'CONFIG_S390_DIS' in config_all_disas
1759     capstone_data.set('CAPSTONE_HAS_SYSZ', '1')
1760     capstone_files += files(
1761       'capstone/arch/SystemZ/SystemZDisassembler.c',
1762       'capstone/arch/SystemZ/SystemZInstPrinter.c',
1763       'capstone/arch/SystemZ/SystemZMapping.c',
1764       'capstone/arch/SystemZ/SystemZModule.c',
1765       'capstone/arch/SystemZ/SystemZMCTargetDesc.c'
1766     )
1767   endif
1769   if 'CONFIG_I386_DIS' in config_all_disas
1770     capstone_data.set('CAPSTONE_HAS_X86', 1)
1771     capstone_files += files(
1772       'capstone/arch/X86/X86Disassembler.c',
1773       'capstone/arch/X86/X86DisassemblerDecoder.c',
1774       'capstone/arch/X86/X86ATTInstPrinter.c',
1775       'capstone/arch/X86/X86IntelInstPrinter.c',
1776       'capstone/arch/X86/X86InstPrinterCommon.c',
1777       'capstone/arch/X86/X86Mapping.c',
1778       'capstone/arch/X86/X86Module.c'
1779     )
1780   endif
1782   configure_file(output: 'capstone-defs.h', configuration: capstone_data)
1784   capstone_cargs = [
1785     # FIXME: There does not seem to be a way to completely replace the c_args
1786     # that come from add_project_arguments() -- we can only add to them.
1787     # So: disable all warnings with a big hammer.
1788     '-Wno-error', '-w',
1790     # Include all configuration defines via a header file, which will wind up
1791     # as a dependency on the object file, and thus changes here will result
1792     # in a rebuild.
1793     '-include', 'capstone-defs.h'
1794   ]
1796   libcapstone = static_library('capstone',
1797                                build_by_default: false,
1798                                sources: capstone_files,
1799                                c_args: capstone_cargs,
1800                                include_directories: 'capstone/include')
1801   capstone = declare_dependency(link_with: libcapstone,
1802                                 include_directories: 'capstone/include/capstone')
1803 endif
1805 slirp = not_found
1806 slirp_opt = 'disabled'
1807 if have_system
1808   slirp_opt = get_option('slirp')
1809   if slirp_opt in ['enabled', 'auto', 'system']
1810     have_internal = fs.exists(meson.current_source_dir() / 'slirp/meson.build')
1811     slirp = dependency('slirp', kwargs: static_kwargs,
1812                        method: 'pkg-config',
1813                        required: slirp_opt == 'system' or
1814                                  slirp_opt == 'enabled' and not have_internal)
1815     if slirp.found()
1816       slirp_opt = 'system'
1817     elif have_internal
1818       slirp_opt = 'internal'
1819     else
1820       slirp_opt = 'disabled'
1821     endif
1822   endif
1823   if slirp_opt == 'internal'
1824     slirp_deps = []
1825     if targetos == 'windows'
1826       slirp_deps = cc.find_library('iphlpapi')
1827     elif targetos == 'darwin'
1828       slirp_deps = cc.find_library('resolv')
1829     endif
1830     slirp_conf = configuration_data()
1831     slirp_conf.set('SLIRP_MAJOR_VERSION', meson.project_version().split('.')[0])
1832     slirp_conf.set('SLIRP_MINOR_VERSION', meson.project_version().split('.')[1])
1833     slirp_conf.set('SLIRP_MICRO_VERSION', meson.project_version().split('.')[2])
1834     slirp_conf.set_quoted('SLIRP_VERSION_STRING', meson.project_version())
1835     slirp_cargs = ['-DG_LOG_DOMAIN="Slirp"']
1836     slirp_files = [
1837       'slirp/src/arp_table.c',
1838       'slirp/src/bootp.c',
1839       'slirp/src/cksum.c',
1840       'slirp/src/dhcpv6.c',
1841       'slirp/src/dnssearch.c',
1842       'slirp/src/if.c',
1843       'slirp/src/ip6_icmp.c',
1844       'slirp/src/ip6_input.c',
1845       'slirp/src/ip6_output.c',
1846       'slirp/src/ip_icmp.c',
1847       'slirp/src/ip_input.c',
1848       'slirp/src/ip_output.c',
1849       'slirp/src/mbuf.c',
1850       'slirp/src/misc.c',
1851       'slirp/src/ncsi.c',
1852       'slirp/src/ndp_table.c',
1853       'slirp/src/sbuf.c',
1854       'slirp/src/slirp.c',
1855       'slirp/src/socket.c',
1856       'slirp/src/state.c',
1857       'slirp/src/stream.c',
1858       'slirp/src/tcp_input.c',
1859       'slirp/src/tcp_output.c',
1860       'slirp/src/tcp_subr.c',
1861       'slirp/src/tcp_timer.c',
1862       'slirp/src/tftp.c',
1863       'slirp/src/udp.c',
1864       'slirp/src/udp6.c',
1865       'slirp/src/util.c',
1866       'slirp/src/version.c',
1867       'slirp/src/vmstate.c',
1868     ]
1870     configure_file(
1871       input : 'slirp/src/libslirp-version.h.in',
1872       output : 'libslirp-version.h',
1873       configuration: slirp_conf)
1875     slirp_inc = include_directories('slirp', 'slirp/src')
1876     libslirp = static_library('slirp',
1877                               build_by_default: false,
1878                               sources: slirp_files,
1879                               c_args: slirp_cargs,
1880                               include_directories: slirp_inc)
1881     slirp = declare_dependency(link_with: libslirp,
1882                                dependencies: slirp_deps,
1883                                include_directories: slirp_inc)
1884   endif
1885 endif
1887 # For CFI, we need to compile slirp as a static library together with qemu.
1888 # This is because we register slirp functions as callbacks for QEMU Timers.
1889 # When using a system-wide shared libslirp, the type information for the
1890 # callback is missing and the timer call produces a false positive with CFI.
1892 # Now that slirp_opt has been defined, check if the selected slirp is compatible
1893 # with control-flow integrity.
1894 if get_option('cfi') and slirp_opt == 'system'
1895   error('Control-Flow Integrity is not compatible with system-wide slirp.' \
1896          + ' Please configure with --enable-slirp=git')
1897 endif
1899 fdt = not_found
1900 fdt_opt = get_option('fdt')
1901 if have_system
1902   if fdt_opt in ['enabled', 'auto', 'system']
1903     have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt')
1904     fdt = cc.find_library('fdt', kwargs: static_kwargs,
1905                           required: fdt_opt == 'system' or
1906                                     fdt_opt == 'enabled' and not have_internal)
1907     if fdt.found() and cc.links('''
1908        #include <libfdt.h>
1909        #include <libfdt_env.h>
1910        int main(void) { fdt_check_full(NULL, 0); return 0; }''',
1911          dependencies: fdt)
1912       fdt_opt = 'system'
1913     elif have_internal
1914       fdt_opt = 'internal'
1915     else
1916       fdt_opt = 'disabled'
1917     endif
1918   endif
1919   if fdt_opt == 'internal'
1920     fdt_files = files(
1921       'dtc/libfdt/fdt.c',
1922       'dtc/libfdt/fdt_ro.c',
1923       'dtc/libfdt/fdt_wip.c',
1924       'dtc/libfdt/fdt_sw.c',
1925       'dtc/libfdt/fdt_rw.c',
1926       'dtc/libfdt/fdt_strerror.c',
1927       'dtc/libfdt/fdt_empty_tree.c',
1928       'dtc/libfdt/fdt_addresses.c',
1929       'dtc/libfdt/fdt_overlay.c',
1930       'dtc/libfdt/fdt_check.c',
1931     )
1933     fdt_inc = include_directories('dtc/libfdt')
1934     libfdt = static_library('fdt',
1935                             build_by_default: false,
1936                             sources: fdt_files,
1937                             include_directories: fdt_inc)
1938     fdt = declare_dependency(link_with: libfdt,
1939                              include_directories: fdt_inc)
1940   endif
1941 endif
1942 if not fdt.found() and fdt_required.length() > 0
1943   error('fdt not available but required by targets ' + ', '.join(fdt_required))
1944 endif
1946 config_host_data.set('CONFIG_CAPSTONE', capstone.found())
1947 config_host_data.set('CONFIG_FDT', fdt.found())
1948 config_host_data.set('CONFIG_SLIRP', slirp.found())
1950 #####################
1951 # Generated sources #
1952 #####################
1954 genh += configure_file(output: 'config-host.h', configuration: config_host_data)
1956 hxtool = find_program('scripts/hxtool')
1957 shaderinclude = find_program('scripts/shaderinclude.pl')
1958 qapi_gen = find_program('scripts/qapi-gen.py')
1959 qapi_gen_depends = [ meson.source_root() / 'scripts/qapi/__init__.py',
1960                      meson.source_root() / 'scripts/qapi/commands.py',
1961                      meson.source_root() / 'scripts/qapi/common.py',
1962                      meson.source_root() / 'scripts/qapi/error.py',
1963                      meson.source_root() / 'scripts/qapi/events.py',
1964                      meson.source_root() / 'scripts/qapi/expr.py',
1965                      meson.source_root() / 'scripts/qapi/gen.py',
1966                      meson.source_root() / 'scripts/qapi/introspect.py',
1967                      meson.source_root() / 'scripts/qapi/parser.py',
1968                      meson.source_root() / 'scripts/qapi/schema.py',
1969                      meson.source_root() / 'scripts/qapi/source.py',
1970                      meson.source_root() / 'scripts/qapi/types.py',
1971                      meson.source_root() / 'scripts/qapi/visit.py',
1972                      meson.source_root() / 'scripts/qapi/common.py',
1973                      meson.source_root() / 'scripts/qapi-gen.py'
1976 tracetool = [
1977   python, files('scripts/tracetool.py'),
1978    '--backend=' + config_host['TRACE_BACKENDS']
1980 tracetool_depends = files(
1981   'scripts/tracetool/backend/log.py',
1982   'scripts/tracetool/backend/__init__.py',
1983   'scripts/tracetool/backend/dtrace.py',
1984   'scripts/tracetool/backend/ftrace.py',
1985   'scripts/tracetool/backend/simple.py',
1986   'scripts/tracetool/backend/syslog.py',
1987   'scripts/tracetool/backend/ust.py',
1988   'scripts/tracetool/format/tcg_h.py',
1989   'scripts/tracetool/format/ust_events_c.py',
1990   'scripts/tracetool/format/ust_events_h.py',
1991   'scripts/tracetool/format/__init__.py',
1992   'scripts/tracetool/format/d.py',
1993   'scripts/tracetool/format/tcg_helper_c.py',
1994   'scripts/tracetool/format/simpletrace_stap.py',
1995   'scripts/tracetool/format/c.py',
1996   'scripts/tracetool/format/h.py',
1997   'scripts/tracetool/format/tcg_helper_h.py',
1998   'scripts/tracetool/format/log_stap.py',
1999   'scripts/tracetool/format/stap.py',
2000   'scripts/tracetool/format/tcg_helper_wrapper_h.py',
2001   'scripts/tracetool/__init__.py',
2002   'scripts/tracetool/transform.py',
2003   'scripts/tracetool/vcpu.py'
2006 qemu_version_cmd = [find_program('scripts/qemu-version.sh'),
2007                     meson.current_source_dir(),
2008                     config_host['PKGVERSION'], meson.project_version()]
2009 qemu_version = custom_target('qemu-version.h',
2010                              output: 'qemu-version.h',
2011                              command: qemu_version_cmd,
2012                              capture: true,
2013                              build_by_default: true,
2014                              build_always_stale: true)
2015 genh += qemu_version
2017 hxdep = []
2018 hx_headers = [
2019   ['qemu-options.hx', 'qemu-options.def'],
2020   ['qemu-img-cmds.hx', 'qemu-img-cmds.h'],
2022 if have_system
2023   hx_headers += [
2024     ['hmp-commands.hx', 'hmp-commands.h'],
2025     ['hmp-commands-info.hx', 'hmp-commands-info.h'],
2026   ]
2027 endif
2028 foreach d : hx_headers
2029   hxdep += custom_target(d[1],
2030                 input: files(d[0]),
2031                 output: d[1],
2032                 capture: true,
2033                 build_by_default: true, # to be removed when added to a target
2034                 command: [hxtool, '-h', '@INPUT0@'])
2035 endforeach
2036 genh += hxdep
2038 ###################
2039 # Collect sources #
2040 ###################
2042 authz_ss = ss.source_set()
2043 blockdev_ss = ss.source_set()
2044 block_ss = ss.source_set()
2045 bsd_user_ss = ss.source_set()
2046 chardev_ss = ss.source_set()
2047 common_ss = ss.source_set()
2048 crypto_ss = ss.source_set()
2049 io_ss = ss.source_set()
2050 linux_user_ss = ss.source_set()
2051 qmp_ss = ss.source_set()
2052 qom_ss = ss.source_set()
2053 softmmu_ss = ss.source_set()
2054 specific_fuzz_ss = ss.source_set()
2055 specific_ss = ss.source_set()
2056 stub_ss = ss.source_set()
2057 trace_ss = ss.source_set()
2058 user_ss = ss.source_set()
2059 util_ss = ss.source_set()
2061 # accel modules
2062 qtest_module_ss = ss.source_set()
2063 tcg_module_ss = ss.source_set()
2065 modules = {}
2066 target_modules = {}
2067 hw_arch = {}
2068 target_arch = {}
2069 target_softmmu_arch = {}
2070 target_user_arch = {}
2072 ###############
2073 # Trace files #
2074 ###############
2076 # TODO: add each directory to the subdirs from its own meson.build, once
2077 # we have those
2078 trace_events_subdirs = [
2079   'crypto',
2080   'qapi',
2081   'qom',
2082   'monitor',
2083   'util',
2085 if have_user
2086   trace_events_subdirs += [ 'linux-user' ]
2087 endif
2088 if have_block
2089   trace_events_subdirs += [
2090     'authz',
2091     'block',
2092     'io',
2093     'nbd',
2094     'scsi',
2095   ]
2096 endif
2097 if have_system
2098   trace_events_subdirs += [
2099     'accel/kvm',
2100     'audio',
2101     'backends',
2102     'backends/tpm',
2103     'chardev',
2104     'ebpf',
2105     'hw/9pfs',
2106     'hw/acpi',
2107     'hw/adc',
2108     'hw/alpha',
2109     'hw/arm',
2110     'hw/audio',
2111     'hw/block',
2112     'hw/block/dataplane',
2113     'hw/char',
2114     'hw/display',
2115     'hw/dma',
2116     'hw/hppa',
2117     'hw/hyperv',
2118     'hw/i2c',
2119     'hw/i386',
2120     'hw/i386/xen',
2121     'hw/ide',
2122     'hw/input',
2123     'hw/intc',
2124     'hw/isa',
2125     'hw/mem',
2126     'hw/mips',
2127     'hw/misc',
2128     'hw/misc/macio',
2129     'hw/net',
2130     'hw/net/can',
2131     'hw/nvme',
2132     'hw/nvram',
2133     'hw/pci',
2134     'hw/pci-host',
2135     'hw/ppc',
2136     'hw/rdma',
2137     'hw/rdma/vmw',
2138     'hw/rtc',
2139     'hw/s390x',
2140     'hw/scsi',
2141     'hw/sd',
2142     'hw/sparc',
2143     'hw/sparc64',
2144     'hw/ssi',
2145     'hw/timer',
2146     'hw/tpm',
2147     'hw/usb',
2148     'hw/vfio',
2149     'hw/virtio',
2150     'hw/watchdog',
2151     'hw/xen',
2152     'hw/gpio',
2153     'migration',
2154     'net',
2155     'softmmu',
2156     'ui',
2157     'hw/remote',
2158   ]
2159 endif
2160 if have_system or have_user
2161   trace_events_subdirs += [
2162     'accel/tcg',
2163     'hw/core',
2164     'target/arm',
2165     'target/hppa',
2166     'target/i386',
2167     'target/i386/kvm',
2168     'target/mips/tcg',
2169     'target/ppc',
2170     'target/riscv',
2171     'target/s390x',
2172     'target/s390x/kvm',
2173     'target/sparc',
2174   ]
2175 endif
2177 vhost_user = not_found
2178 if 'CONFIG_VHOST_USER' in config_host
2179   libvhost_user = subproject('libvhost-user')
2180   vhost_user = libvhost_user.get_variable('vhost_user_dep')
2181 endif
2183 subdir('qapi')
2184 subdir('qobject')
2185 subdir('stubs')
2186 subdir('trace')
2187 subdir('util')
2188 subdir('qom')
2189 subdir('authz')
2190 subdir('crypto')
2191 subdir('ui')
2194 if enable_modules
2195   libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO')
2196   modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO')
2197 endif
2199 stub_ss = stub_ss.apply(config_all, strict: false)
2201 util_ss.add_all(trace_ss)
2202 util_ss = util_ss.apply(config_all, strict: false)
2203 libqemuutil = static_library('qemuutil',
2204                              sources: util_ss.sources() + stub_ss.sources() + genh,
2205                              dependencies: [util_ss.dependencies(), libm, threads, glib, socket, malloc, pixman])
2206 qemuutil = declare_dependency(link_with: libqemuutil,
2207                               sources: genh + version_res)
2209 if have_system or have_user
2210   decodetree = generator(find_program('scripts/decodetree.py'),
2211                          output: 'decode-@BASENAME@.c.inc',
2212                          arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@'])
2213   subdir('libdecnumber')
2214   subdir('target')
2215 endif
2217 subdir('audio')
2218 subdir('io')
2219 subdir('chardev')
2220 subdir('fsdev')
2221 subdir('dump')
2223 if have_block
2224   block_ss.add(files(
2225     'block.c',
2226     'blockjob.c',
2227     'job.c',
2228     'qemu-io-cmds.c',
2229   ))
2230   block_ss.add(when: 'CONFIG_REPLICATION', if_true: files('replication.c'))
2232   subdir('nbd')
2233   subdir('scsi')
2234   subdir('block')
2236   blockdev_ss.add(files(
2237     'blockdev.c',
2238     'blockdev-nbd.c',
2239     'iothread.c',
2240     'job-qmp.c',
2241   ), gnutls)
2243   # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
2244   # os-win32.c does not
2245   blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
2246   softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
2247 endif
2249 common_ss.add(files('cpus-common.c'))
2251 subdir('softmmu')
2253 common_ss.add(capstone)
2254 specific_ss.add(files('cpu.c', 'disas.c', 'gdbstub.c'), capstone)
2256 # Work around a gcc bug/misfeature wherein constant propagation looks
2257 # through an alias:
2258 #   https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696
2259 # to guess that a const variable is always zero.  Without lto, this is
2260 # impossible, as the alias is restricted to page-vary-common.c.  Indeed,
2261 # without lto, not even the alias is required -- we simply use different
2262 # declarations in different compilation units.
2263 pagevary = files('page-vary-common.c')
2264 if get_option('b_lto')
2265   pagevary_flags = ['-fno-lto']
2266   if get_option('cfi')
2267     pagevary_flags += '-fno-sanitize=cfi-icall'
2268   endif
2269   pagevary = static_library('page-vary-common', sources: pagevary,
2270                             c_args: pagevary_flags)
2271   pagevary = declare_dependency(link_with: pagevary)
2272 endif
2273 common_ss.add(pagevary)
2274 specific_ss.add(files('page-vary.c'))
2276 subdir('backends')
2277 subdir('disas')
2278 subdir('migration')
2279 subdir('monitor')
2280 subdir('net')
2281 subdir('replay')
2282 subdir('semihosting')
2283 subdir('hw')
2284 subdir('tcg')
2285 subdir('fpu')
2286 subdir('accel')
2287 subdir('plugins')
2288 subdir('bsd-user')
2289 subdir('linux-user')
2290 subdir('ebpf')
2292 common_ss.add(libbpf)
2294 bsd_user_ss.add(files('gdbstub.c'))
2295 specific_ss.add_all(when: 'CONFIG_BSD_USER', if_true: bsd_user_ss)
2297 linux_user_ss.add(files('gdbstub.c', 'thunk.c'))
2298 specific_ss.add_all(when: 'CONFIG_LINUX_USER', if_true: linux_user_ss)
2300 # needed for fuzzing binaries
2301 subdir('tests/qtest/libqos')
2302 subdir('tests/qtest/fuzz')
2304 # accel modules
2305 tcg_real_module_ss = ss.source_set()
2306 tcg_real_module_ss.add_all(when: 'CONFIG_TCG_MODULAR', if_true: tcg_module_ss)
2307 specific_ss.add_all(when: 'CONFIG_TCG_BUILTIN', if_true: tcg_module_ss)
2308 target_modules += { 'accel' : { 'qtest': qtest_module_ss,
2309                                 'tcg': tcg_real_module_ss }}
2311 ########################
2312 # Library dependencies #
2313 ########################
2315 modinfo_collect = find_program('scripts/modinfo-collect.py')
2316 modinfo_generate = find_program('scripts/modinfo-generate.py')
2317 modinfo_files = []
2319 block_mods = []
2320 softmmu_mods = []
2321 foreach d, list : modules
2322   foreach m, module_ss : list
2323     if enable_modules and targetos != 'windows'
2324       module_ss = module_ss.apply(config_all, strict: false)
2325       sl = static_library(d + '-' + m, [genh, module_ss.sources()],
2326                           dependencies: [modulecommon, module_ss.dependencies()], pic: true)
2327       if d == 'block'
2328         block_mods += sl
2329       else
2330         softmmu_mods += sl
2331       endif
2332       if module_ss.sources() != []
2333         # FIXME: Should use sl.extract_all_objects(recursive: true) as
2334         # input. Sources can be used multiple times but objects are
2335         # unique when it comes to lookup in compile_commands.json.
2336         # Depnds on a mesion version with
2337         # https://github.com/mesonbuild/meson/pull/8900
2338         modinfo_files += custom_target(d + '-' + m + '.modinfo',
2339                                        output: d + '-' + m + '.modinfo',
2340                                        input: module_ss.sources() + genh,
2341                                        capture: true,
2342                                        command: [modinfo_collect, module_ss.sources()])
2343       endif
2344     else
2345       if d == 'block'
2346         block_ss.add_all(module_ss)
2347       else
2348         softmmu_ss.add_all(module_ss)
2349       endif
2350     endif
2351   endforeach
2352 endforeach
2354 foreach d, list : target_modules
2355   foreach m, module_ss : list
2356     if enable_modules and targetos != 'windows'
2357       foreach target : target_dirs
2358         if target.endswith('-softmmu')
2359           config_target = config_target_mak[target]
2360           config_target += config_host
2361           target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
2362           c_args = ['-DNEED_CPU_H',
2363                     '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
2364                     '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
2365           target_module_ss = module_ss.apply(config_target, strict: false)
2366           if target_module_ss.sources() != []
2367             module_name = d + '-' + m + '-' + config_target['TARGET_NAME']
2368             sl = static_library(module_name,
2369                                 [genh, target_module_ss.sources()],
2370                                 dependencies: [modulecommon, target_module_ss.dependencies()],
2371                                 include_directories: target_inc,
2372                                 c_args: c_args,
2373                                 pic: true)
2374             softmmu_mods += sl
2375             # FIXME: Should use sl.extract_all_objects(recursive: true) too.
2376             modinfo_files += custom_target(module_name + '.modinfo',
2377                                            output: module_name + '.modinfo',
2378                                            input: target_module_ss.sources() + genh,
2379                                            capture: true,
2380                                            command: [modinfo_collect, '--target', target, target_module_ss.sources()])
2381           endif
2382         endif
2383       endforeach
2384     else
2385       specific_ss.add_all(module_ss)
2386     endif
2387   endforeach
2388 endforeach
2390 if enable_modules
2391   modinfo_src = custom_target('modinfo.c',
2392                               output: 'modinfo.c',
2393                               input: modinfo_files,
2394                               command: [modinfo_generate, '@INPUT@'],
2395                               capture: true)
2396   modinfo_lib = static_library('modinfo', modinfo_src)
2397   modinfo_dep = declare_dependency(link_whole: modinfo_lib)
2398   softmmu_ss.add(modinfo_dep)
2399 endif
2401 nm = find_program('nm')
2402 undefsym = find_program('scripts/undefsym.py')
2403 block_syms = custom_target('block.syms', output: 'block.syms',
2404                              input: [libqemuutil, block_mods],
2405                              capture: true,
2406                              command: [undefsym, nm, '@INPUT@'])
2407 qemu_syms = custom_target('qemu.syms', output: 'qemu.syms',
2408                              input: [libqemuutil, softmmu_mods],
2409                              capture: true,
2410                              command: [undefsym, nm, '@INPUT@'])
2412 qom_ss = qom_ss.apply(config_host, strict: false)
2413 libqom = static_library('qom', qom_ss.sources() + genh,
2414                         dependencies: [qom_ss.dependencies()],
2415                         name_suffix: 'fa')
2417 qom = declare_dependency(link_whole: libqom)
2419 authz_ss = authz_ss.apply(config_host, strict: false)
2420 libauthz = static_library('authz', authz_ss.sources() + genh,
2421                           dependencies: [authz_ss.dependencies()],
2422                           name_suffix: 'fa',
2423                           build_by_default: false)
2425 authz = declare_dependency(link_whole: libauthz,
2426                            dependencies: qom)
2428 crypto_ss = crypto_ss.apply(config_host, strict: false)
2429 libcrypto = static_library('crypto', crypto_ss.sources() + genh,
2430                            dependencies: [crypto_ss.dependencies()],
2431                            name_suffix: 'fa',
2432                            build_by_default: false)
2434 crypto = declare_dependency(link_whole: libcrypto,
2435                             dependencies: [authz, qom])
2437 io_ss = io_ss.apply(config_host, strict: false)
2438 libio = static_library('io', io_ss.sources() + genh,
2439                        dependencies: [io_ss.dependencies()],
2440                        link_with: libqemuutil,
2441                        name_suffix: 'fa',
2442                        build_by_default: false)
2444 io = declare_dependency(link_whole: libio, dependencies: [crypto, qom])
2446 libmigration = static_library('migration', sources: migration_files + genh,
2447                               name_suffix: 'fa',
2448                               build_by_default: false)
2449 migration = declare_dependency(link_with: libmigration,
2450                                dependencies: [zlib, qom, io])
2451 softmmu_ss.add(migration)
2453 block_ss = block_ss.apply(config_host, strict: false)
2454 libblock = static_library('block', block_ss.sources() + genh,
2455                           dependencies: block_ss.dependencies(),
2456                           link_depends: block_syms,
2457                           name_suffix: 'fa',
2458                           build_by_default: false)
2460 block = declare_dependency(link_whole: [libblock],
2461                            link_args: '@block.syms',
2462                            dependencies: [crypto, io])
2464 blockdev_ss = blockdev_ss.apply(config_host, strict: false)
2465 libblockdev = static_library('blockdev', blockdev_ss.sources() + genh,
2466                              dependencies: blockdev_ss.dependencies(),
2467                              name_suffix: 'fa',
2468                              build_by_default: false)
2470 blockdev = declare_dependency(link_whole: [libblockdev],
2471                               dependencies: [block])
2473 qmp_ss = qmp_ss.apply(config_host, strict: false)
2474 libqmp = static_library('qmp', qmp_ss.sources() + genh,
2475                         dependencies: qmp_ss.dependencies(),
2476                         name_suffix: 'fa',
2477                         build_by_default: false)
2479 qmp = declare_dependency(link_whole: [libqmp])
2481 libchardev = static_library('chardev', chardev_ss.sources() + genh,
2482                             name_suffix: 'fa',
2483                             dependencies: [gnutls],
2484                             build_by_default: false)
2486 chardev = declare_dependency(link_whole: libchardev)
2488 libhwcore = static_library('hwcore', sources: hwcore_files + genh,
2489                            name_suffix: 'fa',
2490                            build_by_default: false)
2491 hwcore = declare_dependency(link_whole: libhwcore)
2492 common_ss.add(hwcore)
2494 ###########
2495 # Targets #
2496 ###########
2498 foreach m : block_mods + softmmu_mods
2499   shared_module(m.name(),
2500                 name_prefix: '',
2501                 link_whole: m,
2502                 install: true,
2503                 install_dir: qemu_moddir)
2504 endforeach
2506 softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp)
2507 common_ss.add(qom, qemuutil)
2509 common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss])
2510 common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss)
2512 common_all = common_ss.apply(config_all, strict: false)
2513 common_all = static_library('common',
2514                             build_by_default: false,
2515                             sources: common_all.sources() + genh,
2516                             implicit_include_directories: false,
2517                             dependencies: common_all.dependencies(),
2518                             name_suffix: 'fa')
2520 feature_to_c = find_program('scripts/feature_to_c.sh')
2522 emulators = {}
2523 foreach target : target_dirs
2524   config_target = config_target_mak[target]
2525   target_name = config_target['TARGET_NAME']
2526   arch = config_target['TARGET_BASE_ARCH']
2527   arch_srcs = [config_target_h[target]]
2528   arch_deps = []
2529   c_args = ['-DNEED_CPU_H',
2530             '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
2531             '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
2532   link_args = emulator_link_args
2534   config_target += config_host
2535   target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
2536   if targetos == 'linux'
2537     target_inc += include_directories('linux-headers', is_system: true)
2538   endif
2539   if target.endswith('-softmmu')
2540     qemu_target_name = 'qemu-system-' + target_name
2541     target_type='system'
2542     t = target_softmmu_arch[arch].apply(config_target, strict: false)
2543     arch_srcs += t.sources()
2544     arch_deps += t.dependencies()
2546     hw_dir = target_name == 'sparc64' ? 'sparc64' : arch
2547     hw = hw_arch[hw_dir].apply(config_target, strict: false)
2548     arch_srcs += hw.sources()
2549     arch_deps += hw.dependencies()
2551     arch_srcs += config_devices_h[target]
2552     link_args += ['@block.syms', '@qemu.syms']
2553   else
2554     abi = config_target['TARGET_ABI_DIR']
2555     target_type='user'
2556     qemu_target_name = 'qemu-' + target_name
2557     if arch in target_user_arch
2558       t = target_user_arch[arch].apply(config_target, strict: false)
2559       arch_srcs += t.sources()
2560       arch_deps += t.dependencies()
2561     endif
2562     if 'CONFIG_LINUX_USER' in config_target
2563       base_dir = 'linux-user'
2564       target_inc += include_directories('linux-user/host/' / config_host['ARCH'])
2565     else
2566       base_dir = 'bsd-user'
2567       target_inc += include_directories('bsd-user/freebsd')
2568     endif
2569     target_inc += include_directories(
2570       base_dir,
2571       base_dir / abi,
2572     )
2573     if 'CONFIG_LINUX_USER' in config_target
2574       dir = base_dir / abi
2575       arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c')
2576       if config_target.has_key('TARGET_SYSTBL_ABI')
2577         arch_srcs += \
2578           syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'],
2579                                              extra_args : config_target['TARGET_SYSTBL_ABI'])
2580       endif
2581     endif
2582   endif
2584   if 'TARGET_XML_FILES' in config_target
2585     gdbstub_xml = custom_target(target + '-gdbstub-xml.c',
2586                                 output: target + '-gdbstub-xml.c',
2587                                 input: files(config_target['TARGET_XML_FILES'].split()),
2588                                 command: [feature_to_c, '@INPUT@'],
2589                                 capture: true)
2590     arch_srcs += gdbstub_xml
2591   endif
2593   t = target_arch[arch].apply(config_target, strict: false)
2594   arch_srcs += t.sources()
2595   arch_deps += t.dependencies()
2597   target_common = common_ss.apply(config_target, strict: false)
2598   objects = common_all.extract_objects(target_common.sources())
2599   deps = target_common.dependencies()
2601   target_specific = specific_ss.apply(config_target, strict: false)
2602   arch_srcs += target_specific.sources()
2603   arch_deps += target_specific.dependencies()
2605   lib = static_library('qemu-' + target,
2606                  sources: arch_srcs + genh,
2607                  dependencies: arch_deps,
2608                  objects: objects,
2609                  include_directories: target_inc,
2610                  c_args: c_args,
2611                  build_by_default: false,
2612                  name_suffix: 'fa')
2614   if target.endswith('-softmmu')
2615     execs = [{
2616       'name': 'qemu-system-' + target_name,
2617       'gui': false,
2618       'sources': files('softmmu/main.c'),
2619       'dependencies': []
2620     }]
2621     if targetos == 'windows' and (sdl.found() or gtk.found())
2622       execs += [{
2623         'name': 'qemu-system-' + target_name + 'w',
2624         'gui': true,
2625         'sources': files('softmmu/main.c'),
2626         'dependencies': []
2627       }]
2628     endif
2629     if config_host.has_key('CONFIG_FUZZ')
2630       specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false)
2631       execs += [{
2632         'name': 'qemu-fuzz-' + target_name,
2633         'gui': false,
2634         'sources': specific_fuzz.sources(),
2635         'dependencies': specific_fuzz.dependencies(),
2636       }]
2637     endif
2638   else
2639     execs = [{
2640       'name': 'qemu-' + target_name,
2641       'gui': false,
2642       'sources': [],
2643       'dependencies': []
2644     }]
2645   endif
2646   foreach exe: execs
2647     exe_name = exe['name']
2648     if targetos == 'darwin'
2649       exe_name += '-unsigned'
2650     endif
2652     emulator = executable(exe_name, exe['sources'],
2653                install: true,
2654                c_args: c_args,
2655                dependencies: arch_deps + deps + exe['dependencies'],
2656                objects: lib.extract_all_objects(recursive: true),
2657                link_language: link_language,
2658                link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
2659                link_args: link_args,
2660                gui_app: exe['gui'])
2662     if targetos == 'darwin'
2663       icon = 'pc-bios/qemu.rsrc'
2664       build_input = [emulator, files(icon)]
2665       install_input = [
2666         get_option('bindir') / exe_name,
2667         meson.current_source_dir() / icon
2668       ]
2669       if 'CONFIG_HVF' in config_target
2670         entitlements = 'accel/hvf/entitlements.plist'
2671         build_input += files(entitlements)
2672         install_input += meson.current_source_dir() / entitlements
2673       endif
2675       emulators += {exe['name'] : custom_target(exe['name'],
2676                    input: build_input,
2677                    output: exe['name'],
2678                    command: [
2679                      files('scripts/entitlement.sh'),
2680                      '@OUTPUT@',
2681                      '@INPUT@'
2682                    ])
2683       }
2685       meson.add_install_script('scripts/entitlement.sh', '--install',
2686                                get_option('bindir') / exe['name'],
2687                                install_input)
2688     else
2689       emulators += {exe['name']: emulator}
2690     endif
2692     if 'CONFIG_TRACE_SYSTEMTAP' in config_host
2693       foreach stp: [
2694         {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false},
2695         {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true},
2696         {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
2697         {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
2698       ]
2699         custom_target(exe['name'] + stp['ext'],
2700                       input: trace_events_all,
2701                       output: exe['name'] + stp['ext'],
2702                       install: stp['install'],
2703                       install_dir: get_option('datadir') / 'systemtap/tapset',
2704                       command: [
2705                         tracetool, '--group=all', '--format=' + stp['fmt'],
2706                         '--binary=' + stp['bin'],
2707                         '--target-name=' + target_name,
2708                         '--target-type=' + target_type,
2709                         '--probe-prefix=qemu.' + target_type + '.' + target_name,
2710                         '@INPUT@', '@OUTPUT@'
2711                       ],
2712                       depend_files: tracetool_depends)
2713       endforeach
2714     endif
2715   endforeach
2716 endforeach
2718 # Other build targets
2720 if 'CONFIG_PLUGIN' in config_host
2721   install_headers('include/qemu/qemu-plugin.h')
2722 endif
2724 if 'CONFIG_GUEST_AGENT' in config_host
2725   subdir('qga')
2726 elif get_option('guest_agent_msi').enabled()
2727   error('Guest agent MSI requested, but the guest agent is not being built')
2728 endif
2730 # Don't build qemu-keymap if xkbcommon is not explicitly enabled
2731 # when we don't build tools or system
2732 if xkbcommon.found()
2733   # used for the update-keymaps target, so include rules even if !have_tools
2734   qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh,
2735                            dependencies: [qemuutil, xkbcommon], install: have_tools)
2736 endif
2738 if have_tools
2739   qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
2740              dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)
2741   qemu_io = executable('qemu-io', files('qemu-io.c'),
2742              dependencies: [block, qemuutil], install: true)
2743   qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'),
2744                dependencies: [blockdev, qemuutil, gnutls], install: true)
2746   subdir('storage-daemon')
2747   subdir('contrib/rdmacm-mux')
2748   subdir('contrib/elf2dmp')
2750   executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'),
2751              dependencies: qemuutil,
2752              install: true)
2754   if 'CONFIG_VHOST_USER' in config_host
2755     subdir('contrib/vhost-user-blk')
2756     subdir('contrib/vhost-user-gpu')
2757     subdir('contrib/vhost-user-input')
2758     subdir('contrib/vhost-user-scsi')
2759   endif
2761   if targetos == 'linux'
2762     executable('qemu-bridge-helper', files('qemu-bridge-helper.c'),
2763                dependencies: [qemuutil, libcap_ng],
2764                install: true,
2765                install_dir: get_option('libexecdir'))
2767     executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'),
2768                dependencies: [authz, crypto, io, qom, qemuutil,
2769                               libcap_ng, mpathpersist],
2770                install: true)
2771   endif
2773   if have_ivshmem
2774     subdir('contrib/ivshmem-client')
2775     subdir('contrib/ivshmem-server')
2776   endif
2777 endif
2779 subdir('scripts')
2780 subdir('tools')
2781 subdir('pc-bios')
2782 subdir('docs')
2783 subdir('tests')
2784 if gtk.found()
2785   subdir('po')
2786 endif
2788 if host_machine.system() == 'windows'
2789   nsis_cmd = [
2790     find_program('scripts/nsis.py'),
2791     '@OUTPUT@',
2792     get_option('prefix'),
2793     meson.current_source_dir(),
2794     host_machine.cpu(),
2795     '--',
2796     '-DDISPLAYVERSION=' + meson.project_version(),
2797   ]
2798   if build_docs
2799     nsis_cmd += '-DCONFIG_DOCUMENTATION=y'
2800   endif
2801   if gtk.found()
2802     nsis_cmd += '-DCONFIG_GTK=y'
2803   endif
2805   nsis = custom_target('nsis',
2806                        output: 'qemu-setup-' + meson.project_version() + '.exe',
2807                        input: files('qemu.nsi'),
2808                        build_always_stale: true,
2809                        command: nsis_cmd + ['@INPUT@'])
2810   alias_target('installer', nsis)
2811 endif
2813 #########################
2814 # Configuration summary #
2815 #########################
2817 # Directories
2818 summary_info = {}
2819 summary_info += {'Install prefix':    get_option('prefix')}
2820 summary_info += {'BIOS directory':    qemu_datadir}
2821 summary_info += {'firmware path':     get_option('qemu_firmwarepath')}
2822 summary_info += {'binary directory':  get_option('bindir')}
2823 summary_info += {'library directory': get_option('libdir')}
2824 summary_info += {'module directory':  qemu_moddir}
2825 summary_info += {'libexec directory': get_option('libexecdir')}
2826 summary_info += {'include directory': get_option('includedir')}
2827 summary_info += {'config directory':  get_option('sysconfdir')}
2828 if targetos != 'windows'
2829   summary_info += {'local state directory': get_option('localstatedir')}
2830   summary_info += {'Manual directory':      get_option('mandir')}
2831 else
2832   summary_info += {'local state directory': 'queried at runtime'}
2833 endif
2834 summary_info += {'Doc directory':     get_option('docdir')}
2835 summary_info += {'Build directory':   meson.current_build_dir()}
2836 summary_info += {'Source path':       meson.current_source_dir()}
2837 summary_info += {'GIT submodules':    config_host['GIT_SUBMODULES']}
2838 summary(summary_info, bool_yn: true, section: 'Directories')
2840 # Host binaries
2841 summary_info = {}
2842 summary_info += {'git':               config_host['GIT']}
2843 summary_info += {'make':              config_host['MAKE']}
2844 summary_info += {'python':            '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
2845 summary_info += {'sphinx-build':      sphinx_build.found()}
2846 if config_host.has_key('HAVE_GDB_BIN')
2847   summary_info += {'gdb':             config_host['HAVE_GDB_BIN']}
2848 endif
2849 summary_info += {'genisoimage':       config_host['GENISOIMAGE']}
2850 if targetos == 'windows' and config_host.has_key('CONFIG_GUEST_AGENT')
2851   summary_info += {'wixl':            wixl.found() ? wixl.full_path() : false}
2852 endif
2853 if slirp_opt != 'disabled' and 'CONFIG_SLIRP_SMBD' in config_host
2854   summary_info += {'smbd':            config_host['CONFIG_SMBD_COMMAND']}
2855 endif
2856 summary(summary_info, bool_yn: true, section: 'Host binaries')
2858 # Configurable features
2859 summary_info = {}
2860 summary_info += {'Documentation':     build_docs}
2861 summary_info += {'system-mode emulation': have_system}
2862 summary_info += {'user-mode emulation': have_user}
2863 summary_info += {'block layer':       have_block}
2864 summary_info += {'Install blobs':     get_option('install_blobs')}
2865 summary_info += {'module support':    config_host.has_key('CONFIG_MODULES')}
2866 if config_host.has_key('CONFIG_MODULES')
2867   summary_info += {'alternative module path': config_host.has_key('CONFIG_MODULE_UPGRADES')}
2868 endif
2869 summary_info += {'fuzzing support':   config_host.has_key('CONFIG_FUZZ')}
2870 if have_system
2871   summary_info += {'Audio drivers':     config_host['CONFIG_AUDIO_DRIVERS']}
2872 endif
2873 summary_info += {'Trace backends':    config_host['TRACE_BACKENDS']}
2874 if config_host['TRACE_BACKENDS'].split().contains('simple')
2875   summary_info += {'Trace output file': config_host['CONFIG_TRACE_FILE'] + '-<pid>'}
2876 endif
2877 summary_info += {'QOM debugging':     config_host.has_key('CONFIG_QOM_CAST_DEBUG')}
2878 summary_info += {'vhost-kernel support': config_host.has_key('CONFIG_VHOST_KERNEL')}
2879 summary_info += {'vhost-net support': config_host.has_key('CONFIG_VHOST_NET')}
2880 summary_info += {'vhost-crypto support': config_host.has_key('CONFIG_VHOST_CRYPTO')}
2881 summary_info += {'vhost-scsi support': config_host.has_key('CONFIG_VHOST_SCSI')}
2882 summary_info += {'vhost-vsock support': config_host.has_key('CONFIG_VHOST_VSOCK')}
2883 summary_info += {'vhost-user support': config_host.has_key('CONFIG_VHOST_USER')}
2884 summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server}
2885 summary_info += {'vhost-user-fs support': config_host.has_key('CONFIG_VHOST_USER_FS')}
2886 summary_info += {'vhost-vdpa support': config_host.has_key('CONFIG_VHOST_VDPA')}
2887 summary_info += {'build guest agent': config_host.has_key('CONFIG_GUEST_AGENT')}
2888 summary(summary_info, bool_yn: true, section: 'Configurable features')
2890 # Compilation information
2891 summary_info = {}
2892 summary_info += {'host CPU':          cpu}
2893 summary_info += {'host endianness':   build_machine.endian()}
2894 summary_info += {'C compiler':        ' '.join(meson.get_compiler('c').cmd_array())}
2895 summary_info += {'Host C compiler':   ' '.join(meson.get_compiler('c', native: true).cmd_array())}
2896 if link_language == 'cpp'
2897   summary_info += {'C++ compiler':    ' '.join(meson.get_compiler('cpp').cmd_array())}
2898 else
2899   summary_info += {'C++ compiler':      false}
2900 endif
2901 if targetos == 'darwin'
2902   summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())}
2903 endif
2904 if targetos == 'windows'
2905   if 'WIN_SDK' in config_host
2906     summary_info += {'Windows SDK':   config_host['WIN_SDK']}
2907   endif
2908 endif
2909 summary_info += {'CFLAGS':            ' '.join(get_option('c_args')
2910                                                + ['-O' + get_option('optimization')]
2911                                                + (get_option('debug') ? ['-g'] : []))}
2912 if link_language == 'cpp'
2913   summary_info += {'CXXFLAGS':        ' '.join(get_option('cpp_args')
2914                                                + ['-O' + get_option('optimization')]
2915                                                + (get_option('debug') ? ['-g'] : []))}
2916 endif
2917 link_args = get_option(link_language + '_link_args')
2918 if link_args.length() > 0
2919   summary_info += {'LDFLAGS':         ' '.join(link_args)}
2920 endif
2921 summary_info += {'QEMU_CFLAGS':       config_host['QEMU_CFLAGS']}
2922 summary_info += {'QEMU_LDFLAGS':      config_host['QEMU_LDFLAGS']}
2923 summary_info += {'profiler':          config_host.has_key('CONFIG_PROFILER')}
2924 summary_info += {'link-time optimization (LTO)': get_option('b_lto')}
2925 summary_info += {'PIE':               get_option('b_pie')}
2926 summary_info += {'static build':      config_host.has_key('CONFIG_STATIC')}
2927 summary_info += {'malloc trim support': has_malloc_trim}
2928 summary_info += {'membarrier':        config_host.has_key('CONFIG_MEMBARRIER')}
2929 summary_info += {'debug stack usage': config_host.has_key('CONFIG_DEBUG_STACK_USAGE')}
2930 summary_info += {'mutex debugging':   config_host.has_key('CONFIG_DEBUG_MUTEX')}
2931 summary_info += {'memory allocator':  get_option('malloc')}
2932 summary_info += {'avx2 optimization': config_host.has_key('CONFIG_AVX2_OPT')}
2933 summary_info += {'avx512f optimization': config_host.has_key('CONFIG_AVX512F_OPT')}
2934 summary_info += {'gprof enabled':     config_host.has_key('CONFIG_GPROF')}
2935 summary_info += {'gcov':              get_option('b_coverage')}
2936 summary_info += {'thread sanitizer':  config_host.has_key('CONFIG_TSAN')}
2937 summary_info += {'CFI support':       get_option('cfi')}
2938 if get_option('cfi')
2939   summary_info += {'CFI debug support': get_option('cfi_debug')}
2940 endif
2941 summary_info += {'strip binaries':    get_option('strip')}
2942 summary_info += {'sparse':            sparse.found() ? sparse.full_path() : false}
2943 summary_info += {'mingw32 support':   targetos == 'windows'}
2945 # snarf the cross-compilation information for tests
2946 foreach target: target_dirs
2947   tcg_mak = meson.current_build_dir() / 'tests/tcg' / 'config-' + target + '.mak'
2948   if fs.exists(tcg_mak)
2949     config_cross_tcg = keyval.load(tcg_mak)
2950     target = config_cross_tcg['TARGET_NAME']
2951     compiler = ''
2952     if 'DOCKER_CROSS_CC_GUEST' in config_cross_tcg
2953       summary_info += {target + ' tests': config_cross_tcg['DOCKER_CROSS_CC_GUEST'] +
2954                                           ' via ' + config_cross_tcg['DOCKER_IMAGE']}
2955     elif 'CROSS_CC_GUEST' in config_cross_tcg
2956       summary_info += {target + ' tests'
2957                                 : config_cross_tcg['CROSS_CC_GUEST'] }
2958     endif
2959    endif
2960 endforeach
2962 summary(summary_info, bool_yn: true, section: 'Compilation')
2964 # Targets and accelerators
2965 summary_info = {}
2966 if have_system
2967   summary_info += {'KVM support':       config_all.has_key('CONFIG_KVM')}
2968   summary_info += {'HAX support':       config_all.has_key('CONFIG_HAX')}
2969   summary_info += {'HVF support':       config_all.has_key('CONFIG_HVF')}
2970   summary_info += {'WHPX support':      config_all.has_key('CONFIG_WHPX')}
2971   summary_info += {'NVMM support':      config_all.has_key('CONFIG_NVMM')}
2972   summary_info += {'Xen support':       config_host.has_key('CONFIG_XEN_BACKEND')}
2973   if config_host.has_key('CONFIG_XEN_BACKEND')
2974     summary_info += {'xen ctrl version':  config_host['CONFIG_XEN_CTRL_INTERFACE_VERSION']}
2975   endif
2976 endif
2977 summary_info += {'TCG support':       config_all.has_key('CONFIG_TCG')}
2978 if config_all.has_key('CONFIG_TCG')
2979   if get_option('tcg_interpreter')
2980     summary_info += {'TCG backend':   'TCI (TCG with bytecode interpreter, experimental and slow)'}
2981   else
2982     summary_info += {'TCG backend':   'native (@0@)'.format(cpu)}
2983   endif
2984   summary_info += {'TCG plugins': config_host.has_key('CONFIG_PLUGIN')}
2985   summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')}
2986 endif
2987 summary_info += {'target list':       ' '.join(target_dirs)}
2988 if have_system
2989   summary_info += {'default devices':   get_option('default_devices')}
2990   summary_info += {'out of process emulation': multiprocess_allowed}
2991 endif
2992 summary(summary_info, bool_yn: true, section: 'Targets and accelerators')
2994 # Block layer
2995 summary_info = {}
2996 summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']}
2997 summary_info += {'coroutine pool':    config_host['CONFIG_COROUTINE_POOL'] == '1'}
2998 if have_block
2999   summary_info += {'Block whitelist (rw)': config_host['CONFIG_BDRV_RW_WHITELIST']}
3000   summary_info += {'Block whitelist (ro)': config_host['CONFIG_BDRV_RO_WHITELIST']}
3001   summary_info += {'Use block whitelist in tools': config_host.has_key('CONFIG_BDRV_WHITELIST_TOOLS')}
3002   summary_info += {'VirtFS support':    have_virtfs}
3003   summary_info += {'build virtiofs daemon': have_virtiofsd}
3004   summary_info += {'Live block migration': config_host.has_key('CONFIG_LIVE_BLOCK_MIGRATION')}
3005   summary_info += {'replication support': config_host.has_key('CONFIG_REPLICATION')}
3006   summary_info += {'bochs support':     config_host.has_key('CONFIG_BOCHS')}
3007   summary_info += {'cloop support':     config_host.has_key('CONFIG_CLOOP')}
3008   summary_info += {'dmg support':       config_host.has_key('CONFIG_DMG')}
3009   summary_info += {'qcow v1 support':   config_host.has_key('CONFIG_QCOW1')}
3010   summary_info += {'vdi support':       config_host.has_key('CONFIG_VDI')}
3011   summary_info += {'vvfat support':     config_host.has_key('CONFIG_VVFAT')}
3012   summary_info += {'qed support':       config_host.has_key('CONFIG_QED')}
3013   summary_info += {'parallels support': config_host.has_key('CONFIG_PARALLELS')}
3014   summary_info += {'FUSE exports':      fuse.found()}
3015 endif
3016 summary(summary_info, bool_yn: true, section: 'Block layer support')
3018 # Crypto
3019 summary_info = {}
3020 summary_info += {'TLS priority':      config_host['CONFIG_TLS_PRIORITY']}
3021 summary_info += {'GNUTLS support':    gnutls.found()}
3022 summary_info += {'GNUTLS crypto':     gnutls_crypto.found()}
3023 # TODO: add back version
3024 summary_info += {'libgcrypt':         gcrypt.found()}
3025 # TODO: add back version
3026 summary_info += {'nettle':            nettle.found()}
3027 if nettle.found()
3028    summary_info += {'  XTS':             xts != 'private'}
3029 endif
3030 summary_info += {'crypto afalg':      config_host.has_key('CONFIG_AF_ALG')}
3031 summary_info += {'rng-none':          config_host.has_key('CONFIG_RNG_NONE')}
3032 summary_info += {'Linux keyring':     config_host.has_key('CONFIG_SECRET_KEYRING')}
3033 summary(summary_info, bool_yn: true, section: 'Crypto')
3035 # Libraries
3036 summary_info = {}
3037 if targetos == 'darwin'
3038   summary_info += {'Cocoa support':   cocoa.found()}
3039 endif
3040 # TODO: add back version
3041 summary_info += {'SDL support':       sdl.found()}
3042 summary_info += {'SDL image support': sdl_image.found()}
3043 # TODO: add back version
3044 summary_info += {'GTK support':       gtk.found()}
3045 summary_info += {'pixman':            pixman.found()}
3046 # TODO: add back version
3047 summary_info += {'VTE support':       vte.found()}
3048 # TODO: add back version
3049 summary_info += {'slirp support':     slirp_opt == 'disabled' ? false : slirp_opt}
3050 summary_info += {'libtasn1':          tasn1.found()}
3051 summary_info += {'PAM':               pam.found()}
3052 summary_info += {'iconv support':     iconv.found()}
3053 summary_info += {'curses support':    curses.found()}
3054 # TODO: add back version
3055 summary_info += {'virgl support':     virgl.found()}
3056 summary_info += {'curl support':      curl.found()}
3057 summary_info += {'Multipath support': mpathpersist.found()}
3058 summary_info += {'VNC support':       vnc.found()}
3059 if vnc.found()
3060   summary_info += {'VNC SASL support':  sasl.found()}
3061   summary_info += {'VNC JPEG support':  jpeg.found()}
3062   summary_info += {'VNC PNG support':   png.found()}
3063 endif
3064 summary_info += {'brlapi support':    brlapi.found()}
3065 summary_info += {'vde support':       config_host.has_key('CONFIG_VDE')}
3066 summary_info += {'netmap support':    config_host.has_key('CONFIG_NETMAP')}
3067 summary_info += {'Linux AIO support': config_host.has_key('CONFIG_LINUX_AIO')}
3068 summary_info += {'Linux io_uring support': linux_io_uring.found()}
3069 summary_info += {'ATTR/XATTR support': libattr.found()}
3070 summary_info += {'RDMA support':      config_host.has_key('CONFIG_RDMA')}
3071 summary_info += {'PVRDMA support':    config_host.has_key('CONFIG_PVRDMA')}
3072 summary_info += {'fdt support':       fdt_opt == 'disabled' ? false : fdt_opt}
3073 summary_info += {'libcap-ng support': libcap_ng.found()}
3074 summary_info += {'bpf support': libbpf.found()}
3075 # TODO: add back protocol and server version
3076 summary_info += {'spice support':     config_host.has_key('CONFIG_SPICE')}
3077 summary_info += {'rbd support':       rbd.found()}
3078 summary_info += {'xfsctl support':    config_host.has_key('CONFIG_XFS')}
3079 summary_info += {'smartcard support': cacard.found()}
3080 summary_info += {'U2F support':       u2f.found()}
3081 summary_info += {'libusb':            libusb.found()}
3082 summary_info += {'usb net redir':     usbredir.found()}
3083 summary_info += {'OpenGL support':    config_host.has_key('CONFIG_OPENGL')}
3084 summary_info += {'GBM':               config_host.has_key('CONFIG_GBM')}
3085 summary_info += {'libiscsi support':  libiscsi.found()}
3086 summary_info += {'libnfs support':    libnfs.found()}
3087 if targetos == 'windows'
3088   if config_host.has_key('CONFIG_GUEST_AGENT')
3089     summary_info += {'QGA VSS support':   config_host.has_key('CONFIG_QGA_VSS')}
3090     summary_info += {'QGA w32 disk info': config_host.has_key('CONFIG_QGA_NTDDSCSI')}
3091   endif
3092 endif
3093 summary_info += {'seccomp support':   seccomp.found()}
3094 summary_info += {'GlusterFS support': glusterfs.found()}
3095 summary_info += {'TPM support':       config_host.has_key('CONFIG_TPM')}
3096 summary_info += {'libssh support':    config_host.has_key('CONFIG_LIBSSH')}
3097 summary_info += {'lzo support':       lzo.found()}
3098 summary_info += {'snappy support':    snappy.found()}
3099 summary_info += {'bzip2 support':     libbzip2.found()}
3100 summary_info += {'lzfse support':     liblzfse.found()}
3101 summary_info += {'zstd support':      zstd.found()}
3102 summary_info += {'NUMA host support': config_host.has_key('CONFIG_NUMA')}
3103 summary_info += {'libxml2':           libxml2.found()}
3104 summary_info += {'capstone':          capstone_opt == 'disabled' ? false : capstone_opt}
3105 summary_info += {'libpmem support':   libpmem.found()}
3106 summary_info += {'libdaxctl support': libdaxctl.found()}
3107 summary_info += {'libudev':           libudev.found()}
3108 summary_info += {'FUSE lseek':        fuse_lseek.found()}
3109 summary(summary_info, bool_yn: true, section: 'Dependencies')
3111 if not supported_cpus.contains(cpu)
3112   message()
3113   warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!')
3114   message()
3115   message('CPU host architecture ' + cpu + ' support is not currently maintained.')
3116   message('The QEMU project intends to remove support for this host CPU in')
3117   message('a future release if nobody volunteers to maintain it and to')
3118   message('provide a build host for our continuous integration setup.')
3119   message('configure has succeeded and you can continue to build, but')
3120   message('if you care about QEMU on this platform you should contact')
3121   message('us upstream at qemu-devel@nongnu.org.')
3122 endif
3124 if not supported_oses.contains(targetos)
3125   message()
3126   warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!')
3127   message()
3128   message('Host OS ' + targetos + 'support is not currently maintained.')
3129   message('The QEMU project intends to remove support for this host OS in')
3130   message('a future release if nobody volunteers to maintain it and to')
3131   message('provide a build host for our continuous integration setup.')
3132   message('configure has succeeded and you can continue to build, but')
3133   message('if you care about QEMU on this platform you should contact')
3134   message('us upstream at qemu-devel@nongnu.org.')
3135 endif