Merge remote-tracking branch 'remotes/cohuck-gitlab/tags/s390x-20210121' into staging
[qemu.git] / meson.build
1 project('qemu', ['c'], meson_version: '>=0.55.0',
2         default_options: ['warning_level=1', 'c_std=gnu99', 'cpp_std=gnu++11', 'b_colorout=auto'] +
3                          (meson.version().version_compare('>=0.56.0') ? [ 'b_staticpic=false' ] : []),
4         version: run_command('head', meson.source_root() / 'VERSION').stdout().strip())
5
6 not_found = dependency('', required: false)
7 if meson.version().version_compare('>=0.56.0')
8   keyval = import('keyval')
9 else
10   keyval = import('unstable-keyval')
11 endif
12 ss = import('sourceset')
13 fs = import('fs')
14
15 sh = find_program('sh')
16 cc = meson.get_compiler('c')
17 config_host = keyval.load(meson.current_build_dir() / 'config-host.mak')
18 enable_modules = 'CONFIG_MODULES' in config_host
19 enable_static = 'CONFIG_STATIC' in config_host
20
21 # Temporary directory used for files created while
22 # configure runs. Since it is in the build directory
23 # we can safely blow away any previous version of it
24 # (and we need not jump through hoops to try to delete
25 # it when configure exits.)
26 tmpdir = meson.current_build_dir() / 'meson-private/temp'
27
28 if get_option('qemu_suffix').startswith('/')
29   error('qemu_suffix cannot start with a /')
30 endif
31
32 qemu_confdir = get_option('sysconfdir') / get_option('qemu_suffix')
33 qemu_datadir = get_option('datadir') / get_option('qemu_suffix')
34 qemu_docdir = get_option('docdir') / get_option('qemu_suffix')
35 qemu_moddir = get_option('libdir') / get_option('qemu_suffix')
36
37 qemu_desktopdir = get_option('datadir') / 'applications'
38 qemu_icondir = get_option('datadir') / 'icons'
39
40 config_host_data = configuration_data()
41 genh = []
42
43 target_dirs = config_host['TARGET_DIRS'].split()
44 have_user = false
45 have_system = false
46 foreach target : target_dirs
47   have_user = have_user or target.endswith('-user')
48   have_system = have_system or target.endswith('-softmmu')
49 endforeach
50 have_tools = 'CONFIG_TOOLS' in config_host
51 have_block = have_system or have_tools
52
53 python = import('python').find_installation()
54
55 supported_oses = ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', 'sunos', 'linux']
56 supported_cpus = ['ppc', 'ppc64', 's390x', 'riscv32', 'riscv64', 'x86', 'x86_64',
57   'arm', 'aarch64', 'mips', 'mips64', 'sparc', 'sparc64']
58
59 cpu = host_machine.cpu_family()
60 targetos = host_machine.system()
61
62 if cpu in ['x86', 'x86_64']
63   kvm_targets = ['i386-softmmu', 'x86_64-softmmu']
64 elif cpu == 'aarch64'
65   kvm_targets = ['aarch64-softmmu']
66 elif cpu == 's390x'
67   kvm_targets = ['s390x-softmmu']
68 elif cpu in ['ppc', 'ppc64']
69   kvm_targets = ['ppc-softmmu', 'ppc64-softmmu']
70 elif cpu in ['mips', 'mips64']
71   kvm_targets = ['mips-softmmu', 'mipsel-softmmu', 'mips64-softmmu', 'mips64el-softmmu']
72 else
73   kvm_targets = []
74 endif
75
76 accelerator_targets = { 'CONFIG_KVM': kvm_targets }
77 if cpu in ['x86', 'x86_64', 'arm', 'aarch64']
78   # i368 emulator provides xenpv machine type for multiple architectures
79   accelerator_targets += {
80     'CONFIG_XEN': ['i386-softmmu', 'x86_64-softmmu'],
81   }
82 endif
83 if cpu in ['x86', 'x86_64']
84   accelerator_targets += {
85     'CONFIG_HAX': ['i386-softmmu', 'x86_64-softmmu'],
86     'CONFIG_HVF': ['x86_64-softmmu'],
87     'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'],
88   }
89 endif
90
91 ##################
92 # Compiler flags #
93 ##################
94
95 # Specify linker-script with add_project_link_arguments so that it is not placed
96 # within a linker --start-group/--end-group pair
97 if 'CONFIG_FUZZ' in config_host
98    add_project_link_arguments(['-Wl,-T,',
99                                (meson.current_source_dir() / 'tests/qtest/fuzz/fork_fuzz.ld')],
100                               native: false, language: ['c', 'cpp', 'objc'])
101 endif
102
103 add_project_arguments(config_host['QEMU_CFLAGS'].split(),
104                       native: false, language: ['c', 'objc'])
105 add_project_arguments(config_host['QEMU_CXXFLAGS'].split(),
106                       native: false, language: 'cpp')
107 add_project_link_arguments(config_host['QEMU_LDFLAGS'].split(),
108                            native: false, language: ['c', 'cpp', 'objc'])
109
110 if targetos == 'linux'
111   add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers',
112                         '-isystem', 'linux-headers',
113                         language: ['c', 'cpp'])
114 endif
115
116 if 'CONFIG_TCG_INTERPRETER' in config_host
117   tcg_arch = 'tci'
118 elif config_host['ARCH'] == 'sparc64'
119   tcg_arch = 'sparc'
120 elif config_host['ARCH'] == 's390x'
121   tcg_arch = 's390'
122 elif config_host['ARCH'] in ['x86_64', 'x32']
123   tcg_arch = 'i386'
124 elif config_host['ARCH'] == 'ppc64'
125   tcg_arch = 'ppc'
126 elif config_host['ARCH'] in ['riscv32', 'riscv64']
127   tcg_arch = 'riscv'
128 else
129   tcg_arch = config_host['ARCH']
130 endif
131 add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch,
132                       '-iquote', '.',
133                       '-iquote', meson.current_source_dir(),
134                       '-iquote', meson.current_source_dir() / 'accel/tcg',
135                       '-iquote', meson.current_source_dir() / 'include',
136                       '-iquote', meson.current_source_dir() / 'disas/libvixl',
137                       language: ['c', 'cpp', 'objc'])
138
139 link_language = meson.get_external_property('link_language', 'cpp')
140 if link_language == 'cpp'
141   add_languages('cpp', required: true, native: false)
142 endif
143 if host_machine.system() == 'darwin'
144   add_languages('objc', required: false, native: false)
145 endif
146
147 sparse = find_program('cgcc', required: get_option('sparse'))
148 if sparse.found()
149   run_target('sparse',
150              command: [find_program('scripts/check_sparse.py'),
151                        'compile_commands.json', sparse.full_path(), '-Wbitwise',
152                        '-Wno-transparent-union', '-Wno-old-initializer',
153                        '-Wno-non-pointer-null'])
154 endif
155
156 ###########################################
157 # Target-specific checks and dependencies #
158 ###########################################
159
160 if targetos != 'linux' and get_option('mpath').enabled()
161   error('Multipath is supported only on Linux')
162 endif
163
164 m = cc.find_library('m', required: false)
165 util = cc.find_library('util', required: false)
166 winmm = []
167 socket = []
168 version_res = []
169 coref = []
170 iokit = []
171 emulator_link_args = []
172 hvf = not_found
173 if targetos == 'windows'
174   socket = cc.find_library('ws2_32')
175   winmm = cc.find_library('winmm')
176
177   win = import('windows')
178   version_res = win.compile_resources('version.rc',
179                                       depend_files: files('pc-bios/qemu-nsis.ico'),
180                                       include_directories: include_directories('.'))
181 elif targetos == 'darwin'
182   coref = dependency('appleframeworks', modules: 'CoreFoundation')
183   iokit = dependency('appleframeworks', modules: 'IOKit')
184 elif targetos == 'sunos'
185   socket = [cc.find_library('socket'),
186             cc.find_library('nsl'),
187             cc.find_library('resolv')]
188 elif targetos == 'haiku'
189   socket = [cc.find_library('posix_error_mapper'),
190             cc.find_library('network'),
191             cc.find_library('bsd')]
192 elif targetos == 'openbsd'
193   if not get_option('tcg').disabled() and target_dirs.length() > 0
194     # Disable OpenBSD W^X if available
195     emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded')
196   endif
197 endif
198
199 accelerators = []
200 if not get_option('kvm').disabled() and targetos == 'linux'
201   accelerators += 'CONFIG_KVM'
202 endif
203 if not get_option('xen').disabled() and 'CONFIG_XEN_BACKEND' in config_host
204   accelerators += 'CONFIG_XEN'
205   have_xen_pci_passthrough = not get_option('xen_pci_passthrough').disabled() and targetos == 'linux'
206 else
207   have_xen_pci_passthrough = false
208 endif
209 if not get_option('whpx').disabled() and targetos == 'windows'
210   if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64'
211     error('WHPX requires 64-bit host')
212   elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \
213        cc.has_header('WinHvEmulation.h', required: get_option('whpx'))
214     accelerators += 'CONFIG_WHPX'
215   endif
216 endif
217 if not get_option('hvf').disabled()
218   hvf = dependency('appleframeworks', modules: 'Hypervisor',
219                    required: get_option('hvf'))
220   if hvf.found()
221     accelerators += 'CONFIG_HVF'
222   endif
223 endif
224 if not get_option('hax').disabled()
225   if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd']
226     accelerators += 'CONFIG_HAX'
227   endif
228 endif
229 if not get_option('tcg').disabled()
230   if cpu not in supported_cpus
231     if 'CONFIG_TCG_INTERPRETER' in config_host
232       warning('Unsupported CPU @0@, will use TCG with TCI (experimental)'.format(cpu))
233     else
234       error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu))
235     endif
236   endif
237   accelerators += 'CONFIG_TCG'
238   config_host += { 'CONFIG_TCG': 'y' }
239 endif
240
241 if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled()
242   error('KVM not available on this platform')
243 endif
244 if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled()
245   error('HVF not available on this platform')
246 endif
247 if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled()
248   error('WHPX not available on this platform')
249 endif
250 if not have_xen_pci_passthrough and get_option('xen_pci_passthrough').enabled()
251   if 'CONFIG_XEN' in accelerators
252     error('Xen PCI passthrough not available on this platform')
253   else
254     error('Xen PCI passthrough requested but Xen not enabled')
255   endif
256 endif
257
258 ################
259 # Dependencies #
260 ################
261
262 # The path to glib.h is added to all compilation commands.  This was
263 # grandfathered in from the QEMU Makefiles.
264 add_project_arguments(config_host['GLIB_CFLAGS'].split(),
265                       native: false, language: ['c', 'cpp', 'objc'])
266 glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(),
267                           link_args: config_host['GLIB_LIBS'].split())
268 # override glib dep with the configure results (for subprojects)
269 meson.override_dependency('glib-2.0', glib)
270
271 gio = not_found
272 if 'CONFIG_GIO' in config_host
273   gio = declare_dependency(compile_args: config_host['GIO_CFLAGS'].split(),
274                            link_args: config_host['GIO_LIBS'].split())
275 endif
276 lttng = not_found
277 if 'CONFIG_TRACE_UST' in config_host
278   lttng = declare_dependency(link_args: config_host['LTTNG_UST_LIBS'].split())
279 endif
280 urcubp = not_found
281 if 'CONFIG_TRACE_UST' in config_host
282   urcubp = declare_dependency(link_args: config_host['URCU_BP_LIBS'].split())
283 endif
284 gcrypt = not_found
285 if 'CONFIG_GCRYPT' in config_host
286   gcrypt = declare_dependency(compile_args: config_host['GCRYPT_CFLAGS'].split(),
287                               link_args: config_host['GCRYPT_LIBS'].split())
288 endif
289 nettle = not_found
290 if 'CONFIG_NETTLE' in config_host
291   nettle = declare_dependency(compile_args: config_host['NETTLE_CFLAGS'].split(),
292                               link_args: config_host['NETTLE_LIBS'].split())
293 endif
294 gnutls = not_found
295 if 'CONFIG_GNUTLS' in config_host
296   gnutls = declare_dependency(compile_args: config_host['GNUTLS_CFLAGS'].split(),
297                               link_args: config_host['GNUTLS_LIBS'].split())
298 endif
299 pixman = not_found
300 if have_system or have_tools
301   pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8',
302                       method: 'pkg-config', static: enable_static)
303 endif
304 pam = not_found
305 if 'CONFIG_AUTH_PAM' in config_host
306   pam = cc.find_library('pam')
307 endif
308 libaio = cc.find_library('aio', required: false)
309 zlib = dependency('zlib', required: true, static: enable_static)
310 linux_io_uring = not_found
311 if 'CONFIG_LINUX_IO_URING' in config_host
312   linux_io_uring = declare_dependency(compile_args: config_host['LINUX_IO_URING_CFLAGS'].split(),
313                                       link_args: config_host['LINUX_IO_URING_LIBS'].split())
314 endif
315 libxml2 = not_found
316 if 'CONFIG_LIBXML2' in config_host
317   libxml2 = declare_dependency(compile_args: config_host['LIBXML2_CFLAGS'].split(),
318                                link_args: config_host['LIBXML2_LIBS'].split())
319 endif
320 libnfs = not_found
321 if not get_option('libnfs').auto() or have_block
322   libnfs = dependency('libnfs', version: '>=1.9.3',
323                       required: get_option('libnfs'),
324                       method: 'pkg-config', static: enable_static)
325 endif
326
327 libattr_test = '''
328   #include <stddef.h>
329   #include <sys/types.h>
330   #ifdef CONFIG_LIBATTR
331   #include <attr/xattr.h>
332   #else
333   #include <sys/xattr.h>
334   #endif
335   int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }'''
336
337 libattr = not_found
338 have_old_libattr = false
339 if not get_option('attr').disabled()
340   if cc.links(libattr_test)
341     libattr = declare_dependency()
342   else
343     libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'],
344                               required: get_option('attr'),
345                               static: enable_static)
346     if libattr.found() and not \
347       cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR')
348       libattr = not_found
349       if get_option('attr').enabled()
350         error('could not link libattr')
351       else
352         warning('could not link libattr, disabling')
353       endif
354     else
355       have_old_libattr = libattr.found()
356     endif
357   endif
358 endif
359
360 cocoa = dependency('appleframeworks', modules: 'Cocoa', required: get_option('cocoa'))
361 if cocoa.found() and get_option('sdl').enabled()
362   error('Cocoa and SDL cannot be enabled at the same time')
363 endif
364 if cocoa.found() and get_option('gtk').enabled()
365   error('Cocoa and GTK+ cannot be enabled at the same time')
366 endif
367
368 seccomp = not_found
369 if not get_option('seccomp').auto() or have_system or have_tools
370   seccomp = dependency('libseccomp', version: '>=2.3.0',
371                        required: get_option('seccomp'),
372                        method: 'pkg-config', static: enable_static)
373 endif
374
375 libcap_ng = not_found
376 if not get_option('cap_ng').auto() or have_system or have_tools
377   libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'],
378                               required: get_option('cap_ng'),
379                               static: enable_static)
380 endif
381 if libcap_ng.found() and not cc.links('''
382    #include <cap-ng.h>
383    int main(void)
384    {
385      capng_capability_to_name(CAPNG_EFFECTIVE);
386      return 0;
387    }''', dependencies: libcap_ng)
388   libcap_ng = not_found
389   if get_option('cap_ng').enabled()
390     error('could not link libcap-ng')
391   else
392     warning('could not link libcap-ng, disabling')
393   endif
394 endif
395
396 if get_option('xkbcommon').auto() and not have_system and not have_tools
397   xkbcommon = not_found
398 else
399   xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'),
400                          method: 'pkg-config', static: enable_static)
401 endif
402 vde = not_found
403 if config_host.has_key('CONFIG_VDE')
404   vde = declare_dependency(link_args: config_host['VDE_LIBS'].split())
405 endif
406 pulse = not_found
407 if 'CONFIG_LIBPULSE' in config_host
408   pulse = declare_dependency(compile_args: config_host['PULSE_CFLAGS'].split(),
409                              link_args: config_host['PULSE_LIBS'].split())
410 endif
411 alsa = not_found
412 if 'CONFIG_ALSA' in config_host
413   alsa = declare_dependency(compile_args: config_host['ALSA_CFLAGS'].split(),
414                             link_args: config_host['ALSA_LIBS'].split())
415 endif
416 jack = not_found
417 if 'CONFIG_LIBJACK' in config_host
418   jack = declare_dependency(link_args: config_host['JACK_LIBS'].split())
419 endif
420 spice = not_found
421 spice_headers = not_found
422 if 'CONFIG_SPICE' in config_host
423   spice = declare_dependency(compile_args: config_host['SPICE_CFLAGS'].split(),
424                              link_args: config_host['SPICE_LIBS'].split())
425   spice_headers = declare_dependency(compile_args: config_host['SPICE_CFLAGS'].split())
426 endif
427 rt = cc.find_library('rt', required: false)
428 libdl = not_found
429 if 'CONFIG_PLUGIN' in config_host
430   libdl = cc.find_library('dl', required: true)
431 endif
432 libiscsi = not_found
433 if not get_option('libiscsi').auto() or have_block
434   libiscsi = dependency('libiscsi', version: '>=1.9.0',
435                          required: get_option('libiscsi'),
436                          method: 'pkg-config', static: enable_static)
437 endif
438 zstd = not_found
439 if not get_option('zstd').auto() or have_block
440   zstd = dependency('libzstd', version: '>=1.4.0',
441                     required: get_option('zstd'),
442                     method: 'pkg-config', static: enable_static)
443 endif
444 gbm = not_found
445 if 'CONFIG_GBM' in config_host
446   gbm = declare_dependency(compile_args: config_host['GBM_CFLAGS'].split(),
447                            link_args: config_host['GBM_LIBS'].split())
448 endif
449 virgl = not_found
450 if 'CONFIG_VIRGL' in config_host
451   virgl = declare_dependency(compile_args: config_host['VIRGL_CFLAGS'].split(),
452                              link_args: config_host['VIRGL_LIBS'].split())
453 endif
454 curl = not_found
455 if not get_option('curl').auto() or have_block
456   curl = dependency('libcurl', version: '>=7.29.0',
457                     method: 'pkg-config',
458                     required: get_option('curl'),
459                     static: enable_static)
460 endif
461 libudev = not_found
462 if targetos == 'linux' and (have_system or have_tools)
463   libudev = dependency('libudev',
464                        method: 'pkg-config',
465                        required: get_option('libudev'),
466                        static: enable_static)
467 endif
468
469 mpathlibs = [libudev]
470 mpathpersist = not_found
471 mpathpersist_new_api = false
472 if targetos == 'linux' and have_tools and not get_option('mpath').disabled()
473   mpath_test_source_new = '''
474     #include <libudev.h>
475     #include <mpath_persist.h>
476     unsigned mpath_mx_alloc_len = 1024;
477     int logsink;
478     static struct config *multipath_conf;
479     extern struct udev *udev;
480     extern struct config *get_multipath_config(void);
481     extern void put_multipath_config(struct config *conf);
482     struct udev *udev;
483     struct config *get_multipath_config(void) { return multipath_conf; }
484     void put_multipath_config(struct config *conf) { }
485     int main(void) {
486         udev = udev_new();
487         multipath_conf = mpath_lib_init();
488         return 0;
489     }'''
490   mpath_test_source_old = '''
491       #include <libudev.h>
492       #include <mpath_persist.h>
493       unsigned mpath_mx_alloc_len = 1024;
494       int logsink;
495       int main(void) {
496           struct udev *udev = udev_new();
497           mpath_lib_init(udev);
498           return 0;
499       }'''
500   libmpathpersist = cc.find_library('mpathpersist',
501                                     required: get_option('mpath'),
502                                     static: enable_static)
503   if libmpathpersist.found()
504     mpathlibs += libmpathpersist
505     if enable_static
506       mpathlibs += cc.find_library('devmapper',
507                                      required: get_option('mpath'),
508                                      static: enable_static)
509     endif
510     mpathlibs += cc.find_library('multipath',
511                                  required: get_option('mpath'),
512                                  static: enable_static)
513     foreach lib: mpathlibs
514       if not lib.found()
515         mpathlibs = []
516         break
517       endif
518     endforeach
519     if mpathlibs.length() == 0
520       msg = 'Dependencies missing for libmpathpersist'
521     elif cc.links(mpath_test_source_new, dependencies: mpathlibs)
522       mpathpersist = declare_dependency(dependencies: mpathlibs)
523       mpathpersist_new_api = true
524     elif cc.links(mpath_test_source_old, dependencies: mpathlibs)
525       mpathpersist = declare_dependency(dependencies: mpathlibs)
526     else
527       msg = 'Cannot detect libmpathpersist API'
528     endif
529     if not mpathpersist.found()
530       if get_option('mpath').enabled()
531         error(msg)
532       else
533         warning(msg + ', disabling')
534       endif
535     endif
536   endif
537 endif
538
539 iconv = not_found
540 curses = not_found
541 if have_system and not get_option('curses').disabled()
542   curses_test = '''
543     #include <locale.h>
544     #include <curses.h>
545     #include <wchar.h>
546     int main(void) {
547       wchar_t wch = L'w';
548       setlocale(LC_ALL, "");
549       resize_term(0, 0);
550       addwstr(L"wide chars\n");
551       addnwstr(&wch, 1);
552       add_wch(WACS_DEGREE);
553       return 0;
554     }'''
555
556   curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw']
557   foreach curses_dep : curses_dep_list
558     if not curses.found()
559       curses = dependency(curses_dep,
560                           required: false,
561                           method: 'pkg-config',
562                           static: enable_static)
563     endif
564   endforeach
565   msg = get_option('curses').enabled() ? 'curses library not found' : ''
566   curses_compile_args = ['-DNCURSES_WIDECHAR']
567   if curses.found()
568     if cc.links(curses_test, args: curses_compile_args, dependencies: [curses])
569       curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses])
570     else
571       msg = 'curses package not usable'
572       curses = not_found
573     endif
574   endif
575   if not curses.found()
576     has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
577     if targetos != 'windows' and not has_curses_h
578       message('Trying with /usr/include/ncursesw')
579       curses_compile_args += ['-I/usr/include/ncursesw']
580       has_curses_h = cc.has_header('curses.h', args: curses_compile_args)
581     endif
582     if has_curses_h
583       curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw'])
584       foreach curses_libname : curses_libname_list
585         libcurses = cc.find_library(curses_libname,
586                                     required: false,
587                                     static: enable_static)
588         if libcurses.found()
589           if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses)
590             curses = declare_dependency(compile_args: curses_compile_args,
591                                         dependencies: [libcurses])
592             break
593           else
594             msg = 'curses library not usable'
595           endif
596         endif
597       endforeach
598     endif
599   endif
600   if not get_option('iconv').disabled()
601     foreach link_args : [ ['-liconv'], [] ]
602       # Programs will be linked with glib and this will bring in libiconv on FreeBSD.
603       # We need to use libiconv if available because mixing libiconv's headers with
604       # the system libc does not work.
605       # However, without adding glib to the dependencies -L/usr/local/lib will not be
606       # included in the command line and libiconv will not be found.
607       if cc.links('''
608         #include <iconv.h>
609         int main(void) {
610           iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
611           return conv != (iconv_t) -1;
612         }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args)
613         iconv = declare_dependency(link_args: link_args, dependencies: glib)
614         break
615       endif
616     endforeach
617   endif
618   if curses.found() and not iconv.found()
619     if get_option('iconv').enabled()
620       error('iconv not available')
621     endif
622     msg = 'iconv required for curses UI but not available'
623     curses = not_found
624   endif
625   if not curses.found() and msg != ''
626     if get_option('curses').enabled()
627       error(msg)
628     else
629       warning(msg + ', disabling')
630     endif
631   endif
632 endif
633
634 brlapi = not_found
635 if not get_option('brlapi').auto() or have_system
636   brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'],
637                          required: get_option('brlapi'),
638                          static: enable_static)
639   if brlapi.found() and not cc.links('''
640      #include <brlapi.h>
641      #include <stddef.h>
642      int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi)
643     brlapi = not_found
644     if get_option('brlapi').enabled()
645       error('could not link brlapi')
646     else
647       warning('could not link brlapi, disabling')
648     endif
649   endif
650 endif
651
652 sdl = not_found
653 if not get_option('sdl').auto() or (have_system and not cocoa.found())
654   sdl = dependency('sdl2', required: get_option('sdl'), static: enable_static)
655   sdl_image = not_found
656 endif
657 if sdl.found()
658   # work around 2.0.8 bug
659   sdl = declare_dependency(compile_args: '-Wno-undef',
660                            dependencies: sdl)
661   sdl_image = dependency('SDL2_image', required: get_option('sdl_image'),
662                          method: 'pkg-config', static: enable_static)
663 else
664   if get_option('sdl_image').enabled()
665     error('sdl-image required, but SDL was @0@'.format(
666           get_option('sdl').disabled() ? 'disabled' : 'not found'))
667   endif
668   sdl_image = not_found
669 endif
670
671 rbd = not_found
672 if not get_option('rbd').auto() or have_block
673   librados = cc.find_library('rados', required: get_option('rbd'),
674                              static: enable_static)
675   librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'],
676                            required: get_option('rbd'),
677                            static: enable_static)
678   if librados.found() and librbd.found() and cc.links('''
679     #include <stdio.h>
680     #include <rbd/librbd.h>
681     int main(void) {
682       rados_t cluster;
683       rados_create(&cluster, NULL);
684       return 0;
685     }''', dependencies: [librbd, librados])
686     rbd = declare_dependency(dependencies: [librbd, librados])
687   endif
688 endif
689
690 glusterfs = not_found
691 glusterfs_ftruncate_has_stat = false
692 glusterfs_iocb_has_stat = false
693 if not get_option('glusterfs').auto() or have_block
694   glusterfs = dependency('glusterfs-api', version: '>=3',
695                          required: get_option('glusterfs'),
696                          method: 'pkg-config', static: enable_static)
697   if glusterfs.found()
698     glusterfs_ftruncate_has_stat = cc.links('''
699       #include <glusterfs/api/glfs.h>
700
701       int
702       main(void)
703       {
704           /* new glfs_ftruncate() passes two additional args */
705           return glfs_ftruncate(NULL, 0, NULL, NULL);
706       }
707     ''', dependencies: glusterfs)
708     glusterfs_iocb_has_stat = cc.links('''
709       #include <glusterfs/api/glfs.h>
710
711       /* new glfs_io_cbk() passes two additional glfs_stat structs */
712       static void
713       glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
714       {}
715
716       int
717       main(void)
718       {
719           glfs_io_cbk iocb = &glusterfs_iocb;
720           iocb(NULL, 0 , NULL, NULL, NULL);
721           return 0;
722       }
723     ''', dependencies: glusterfs)
724   endif
725 endif
726 libssh = not_found
727 if 'CONFIG_LIBSSH' in config_host
728   libssh = declare_dependency(compile_args: config_host['LIBSSH_CFLAGS'].split(),
729                               link_args: config_host['LIBSSH_LIBS'].split())
730 endif
731 libbzip2 = not_found
732 if not get_option('bzip2').auto() or have_block
733   libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'],
734                              required: get_option('bzip2'),
735                              static: enable_static)
736   if libbzip2.found() and not cc.links('''
737      #include <bzlib.h>
738      int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2)
739     libbzip2 = not_found
740     if get_option('bzip2').enabled()
741       error('could not link libbzip2')
742     else
743       warning('could not link libbzip2, disabling')
744     endif
745   endif
746 endif
747
748 liblzfse = not_found
749 if not get_option('lzfse').auto() or have_block
750   liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'],
751                              required: get_option('lzfse'),
752                              static: enable_static)
753 endif
754 if liblzfse.found() and not cc.links('''
755    #include <lzfse.h>
756    int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse)
757   liblzfse = not_found
758   if get_option('lzfse').enabled()
759     error('could not link liblzfse')
760   else
761     warning('could not link liblzfse, disabling')
762   endif
763 endif
764
765 oss = not_found
766 if 'CONFIG_AUDIO_OSS' in config_host
767   oss = declare_dependency(link_args: config_host['OSS_LIBS'].split())
768 endif
769 dsound = not_found
770 if 'CONFIG_AUDIO_DSOUND' in config_host
771   dsound = declare_dependency(link_args: config_host['DSOUND_LIBS'].split())
772 endif
773 coreaudio = not_found
774 if 'CONFIG_AUDIO_COREAUDIO' in config_host
775   coreaudio = declare_dependency(link_args: config_host['COREAUDIO_LIBS'].split())
776 endif
777 opengl = not_found
778 if 'CONFIG_OPENGL' in config_host
779   opengl = declare_dependency(compile_args: config_host['OPENGL_CFLAGS'].split(),
780                               link_args: config_host['OPENGL_LIBS'].split())
781 endif
782
783 gtk = not_found
784 gtkx11 = not_found
785 if not get_option('gtk').auto() or (have_system and not cocoa.found())
786   gtk = dependency('gtk+-3.0', version: '>=3.22.0',
787                    method: 'pkg-config',
788                    required: get_option('gtk'),
789                    static: enable_static)
790   if gtk.found()
791     gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0',
792                         method: 'pkg-config',
793                         required: false,
794                         static: enable_static)
795     gtk = declare_dependency(dependencies: [gtk, gtkx11])
796   endif
797 endif
798
799 vte = not_found
800 if 'CONFIG_VTE' in config_host
801   vte = declare_dependency(compile_args: config_host['VTE_CFLAGS'].split(),
802                            link_args: config_host['VTE_LIBS'].split())
803 endif
804 x11 = not_found
805 if gtkx11.found() or 'lm32-softmmu' in target_dirs
806   x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(),
807                    static: enable_static)
808 endif
809 vnc = not_found
810 png = not_found
811 jpeg = not_found
812 sasl = not_found
813 if get_option('vnc').enabled()
814   vnc = declare_dependency() # dummy dependency
815   png = dependency('libpng', required: get_option('vnc_png'),
816                    method: 'pkg-config', static: enable_static)
817   jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'),
818                     method: 'pkg-config', static: enable_static)
819   sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'],
820                          required: get_option('vnc_sasl'),
821                          static: enable_static)
822   if sasl.found()
823     sasl = declare_dependency(dependencies: sasl,
824                               compile_args: '-DSTRUCT_IOVEC_DEFINED')
825   endif
826 endif
827
828 snappy = not_found
829 if not get_option('snappy').auto() or have_system
830   snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'],
831                            required: get_option('snappy'),
832                            static: enable_static)
833 endif
834 if snappy.found() and not cc.links('''
835    #include <snappy-c.h>
836    int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy)
837   snappy = not_found
838   if get_option('snappy').enabled()
839     error('could not link libsnappy')
840   else
841     warning('could not link libsnappy, disabling')
842   endif
843 endif
844
845 lzo = not_found
846 if not get_option('lzo').auto() or have_system
847   lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'],
848                         required: get_option('lzo'),
849                         static: enable_static)
850 endif
851 if lzo.found() and not cc.links('''
852    #include <lzo/lzo1x.h>
853    int main(void) { lzo_version(); return 0; }''', dependencies: lzo)
854   lzo = not_found
855   if get_option('lzo').enabled()
856     error('could not link liblzo2')
857   else
858     warning('could not link liblzo2, disabling')
859   endif
860 endif
861
862 rdma = not_found
863 if 'CONFIG_RDMA' in config_host
864   rdma = declare_dependency(link_args: config_host['RDMA_LIBS'].split())
865 endif
866 numa = not_found
867 if 'CONFIG_NUMA' in config_host
868   numa = declare_dependency(link_args: config_host['NUMA_LIBS'].split())
869 endif
870 xen = not_found
871 if 'CONFIG_XEN_BACKEND' in config_host
872   xen = declare_dependency(compile_args: config_host['XEN_CFLAGS'].split(),
873                            link_args: config_host['XEN_LIBS'].split())
874 endif
875 cacard = not_found
876 if 'CONFIG_SMARTCARD' in config_host
877   cacard = declare_dependency(compile_args: config_host['SMARTCARD_CFLAGS'].split(),
878                               link_args: config_host['SMARTCARD_LIBS'].split())
879 endif
880 u2f = not_found
881 if have_system
882   u2f = dependency('u2f-emu', required: get_option('u2f'),
883                    method: 'pkg-config',
884                    static: enable_static)
885 endif
886 usbredir = not_found
887 if 'CONFIG_USB_REDIR' in config_host
888   usbredir = declare_dependency(compile_args: config_host['USB_REDIR_CFLAGS'].split(),
889                                 link_args: config_host['USB_REDIR_LIBS'].split())
890 endif
891 libusb = not_found
892 if 'CONFIG_USB_LIBUSB' in config_host
893   libusb = declare_dependency(compile_args: config_host['LIBUSB_CFLAGS'].split(),
894                               link_args: config_host['LIBUSB_LIBS'].split())
895 endif
896 libpmem = not_found
897 if 'CONFIG_LIBPMEM' in config_host
898   libpmem = declare_dependency(compile_args: config_host['LIBPMEM_CFLAGS'].split(),
899                                link_args: config_host['LIBPMEM_LIBS'].split())
900 endif
901 libdaxctl = not_found
902 if 'CONFIG_LIBDAXCTL' in config_host
903   libdaxctl = declare_dependency(link_args: config_host['LIBDAXCTL_LIBS'].split())
904 endif
905 tasn1 = not_found
906 if 'CONFIG_TASN1' in config_host
907   tasn1 = declare_dependency(compile_args: config_host['TASN1_CFLAGS'].split(),
908                              link_args: config_host['TASN1_LIBS'].split())
909 endif
910 keyutils = dependency('libkeyutils', required: false,
911                       method: 'pkg-config', static: enable_static)
912
913 has_gettid = cc.has_function('gettid')
914
915 # Malloc tests
916
917 malloc = []
918 if get_option('malloc') == 'system'
919   has_malloc_trim = \
920     not get_option('malloc_trim').disabled() and \
921     cc.links('''#include <malloc.h>
922                 int main(void) { malloc_trim(0); return 0; }''')
923 else
924   has_malloc_trim = false
925   malloc = cc.find_library(get_option('malloc'), required: true)
926 endif
927 if not has_malloc_trim and get_option('malloc_trim').enabled()
928   if get_option('malloc') == 'system'
929     error('malloc_trim not available on this platform.')
930   else
931     error('malloc_trim not available with non-libc memory allocator')
932   endif
933 endif
934
935 # Check whether the glibc provides statx()
936
937 statx_test = '''
938   #ifndef _GNU_SOURCE
939   #define _GNU_SOURCE
940   #endif
941   #include <sys/stat.h>
942   int main(void) {
943     struct statx statxbuf;
944     statx(0, "", 0, STATX_BASIC_STATS, &statxbuf);
945     return 0;
946   }'''
947
948 has_statx = cc.links(statx_test)
949
950 have_vhost_user_blk_server = (targetos == 'linux' and
951     'CONFIG_VHOST_USER' in config_host)
952
953 if get_option('vhost_user_blk_server').enabled()
954     if targetos != 'linux'
955         error('vhost_user_blk_server requires linux')
956     elif 'CONFIG_VHOST_USER' not in config_host
957         error('vhost_user_blk_server requires vhost-user support')
958     endif
959 elif get_option('vhost_user_blk_server').disabled() or not have_system
960     have_vhost_user_blk_server = false
961 endif
962
963
964 if get_option('fuse').disabled() and get_option('fuse_lseek').enabled()
965   error('Cannot enable fuse-lseek while fuse is disabled')
966 endif
967
968 fuse = dependency('fuse3', required: get_option('fuse'),
969                   version: '>=3.1', method: 'pkg-config',
970                   static: enable_static)
971
972 fuse_lseek = not_found
973 if not get_option('fuse_lseek').disabled()
974   if fuse.version().version_compare('>=3.8')
975     # Dummy dependency
976     fuse_lseek = declare_dependency()
977   elif get_option('fuse_lseek').enabled()
978     if fuse.found()
979       error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version())
980     else
981       error('fuse-lseek requires libfuse, which was not found')
982     endif
983   endif
984 endif
985
986 if get_option('cfi')
987   cfi_flags=[]
988   # Check for dependency on LTO
989   if not get_option('b_lto')
990     error('Selected Control-Flow Integrity but LTO is disabled')
991   endif
992   if config_host.has_key('CONFIG_MODULES')
993     error('Selected Control-Flow Integrity is not compatible with modules')
994   endif
995   # Check for cfi flags. CFI requires LTO so we can't use
996   # get_supported_arguments, but need a more complex "compiles" which allows
997   # custom arguments
998   if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall',
999                  args: ['-flto', '-fsanitize=cfi-icall'] )
1000     cfi_flags += '-fsanitize=cfi-icall'
1001   else
1002     error('-fsanitize=cfi-icall is not supported by the compiler')
1003   endif
1004   if cc.compiles('int main () { return 0; }',
1005                  name: '-fsanitize-cfi-icall-generalize-pointers',
1006                  args: ['-flto', '-fsanitize=cfi-icall',
1007                         '-fsanitize-cfi-icall-generalize-pointers'] )
1008     cfi_flags += '-fsanitize-cfi-icall-generalize-pointers'
1009   else
1010     error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler')
1011   endif
1012   if get_option('cfi_debug')
1013     if cc.compiles('int main () { return 0; }',
1014                    name: '-fno-sanitize-trap=cfi-icall',
1015                    args: ['-flto', '-fsanitize=cfi-icall',
1016                           '-fno-sanitize-trap=cfi-icall'] )
1017       cfi_flags += '-fno-sanitize-trap=cfi-icall'
1018     else
1019       error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
1020     endif
1021   endif
1022   add_project_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1023   add_project_link_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
1024 endif
1025
1026 #################
1027 # config-host.h #
1028 #################
1029
1030 have_virtfs = (targetos == 'linux' and
1031     have_system and
1032     libattr.found() and
1033     libcap_ng.found())
1034
1035 if get_option('virtfs').enabled()
1036   if not have_virtfs
1037     if targetos != 'linux'
1038       error('virtio-9p (virtfs) requires Linux')
1039     elif not libcap_ng.found() or not libattr.found()
1040       error('virtio-9p (virtfs) requires libcap-ng-devel and libattr-devel')
1041     elif not have_system
1042       error('virtio-9p (virtfs) needs system emulation support')
1043     endif
1044   endif
1045 elif get_option('virtfs').disabled()
1046   have_virtfs = false
1047 endif
1048
1049 config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir'))
1050 config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix'))
1051 config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir)
1052 config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir)
1053 config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir)
1054 config_host_data.set_quoted('CONFIG_QEMU_FIRMWAREPATH', get_option('qemu_firmwarepath'))
1055 config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir'))
1056 config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir)
1057 config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir'))
1058 config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir'))
1059 config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir)
1060 config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir'))
1061
1062 config_host_data.set('CONFIG_ATTR', libattr.found())
1063 config_host_data.set('CONFIG_BRLAPI', brlapi.found())
1064 config_host_data.set('CONFIG_COCOA', cocoa.found())
1065 config_host_data.set('CONFIG_LIBUDEV', libudev.found())
1066 config_host_data.set('CONFIG_LZO', lzo.found())
1067 config_host_data.set('CONFIG_MPATH', mpathpersist.found())
1068 config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api)
1069 config_host_data.set('CONFIG_CURL', curl.found())
1070 config_host_data.set('CONFIG_CURSES', curses.found())
1071 config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found())
1072 if glusterfs.found()
1073   config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4'))
1074   config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5'))
1075   config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6'))
1076   config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6'))
1077   config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat)
1078   config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat)
1079 endif
1080 config_host_data.set('CONFIG_GTK', gtk.found())
1081 config_host_data.set('CONFIG_LIBATTR', have_old_libattr)
1082 config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found())
1083 config_host_data.set('CONFIG_LIBISCSI', libiscsi.found())
1084 config_host_data.set('CONFIG_LIBNFS', libnfs.found())
1085 config_host_data.set('CONFIG_RBD', rbd.found())
1086 config_host_data.set('CONFIG_SDL', sdl.found())
1087 config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found())
1088 config_host_data.set('CONFIG_SECCOMP', seccomp.found())
1089 config_host_data.set('CONFIG_SNAPPY', snappy.found())
1090 config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server)
1091 config_host_data.set('CONFIG_VNC', vnc.found())
1092 config_host_data.set('CONFIG_VNC_JPEG', jpeg.found())
1093 config_host_data.set('CONFIG_VNC_PNG', png.found())
1094 config_host_data.set('CONFIG_VNC_SASL', sasl.found())
1095 config_host_data.set('CONFIG_VIRTFS', have_virtfs)
1096 config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found())
1097 config_host_data.set('CONFIG_KEYUTILS', keyutils.found())
1098 config_host_data.set('CONFIG_GETTID', has_gettid)
1099 config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim)
1100 config_host_data.set('CONFIG_STATX', has_statx)
1101 config_host_data.set('CONFIG_ZSTD', zstd.found())
1102 config_host_data.set('CONFIG_FUSE', fuse.found())
1103 config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found())
1104 config_host_data.set('CONFIG_X11', x11.found())
1105 config_host_data.set('CONFIG_CFI', get_option('cfi'))
1106 config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version()))
1107 config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0])
1108 config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1])
1109 config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2])
1110
1111 config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h'))
1112 config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
1113 config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
1114 config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
1115 config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
1116
1117 ignored = ['CONFIG_QEMU_INTERP_PREFIX'] # actually per-target
1118 arrays = ['CONFIG_AUDIO_DRIVERS', 'CONFIG_BDRV_RW_WHITELIST', 'CONFIG_BDRV_RO_WHITELIST']
1119 strings = ['HOST_DSOSUF', 'CONFIG_IASL']
1120 foreach k, v: config_host
1121   if ignored.contains(k)
1122     # do nothing
1123   elif arrays.contains(k)
1124     if v != ''
1125       v = '"' + '", "'.join(v.split()) + '", '
1126     endif
1127     config_host_data.set(k, v)
1128   elif k == 'ARCH'
1129     config_host_data.set('HOST_' + v.to_upper(), 1)
1130   elif strings.contains(k)
1131     if not k.startswith('CONFIG_')
1132       k = 'CONFIG_' + k.to_upper()
1133     endif
1134     config_host_data.set_quoted(k, v)
1135   elif k.startswith('CONFIG_') or k.startswith('HAVE_') or k.startswith('HOST_')
1136     config_host_data.set(k, v == 'y' ? 1 : v)
1137   endif
1138 endforeach
1139
1140 ########################
1141 # Target configuration #
1142 ########################
1143
1144 minikconf = find_program('scripts/minikconf.py')
1145 config_all = {}
1146 config_all_devices = {}
1147 config_all_disas = {}
1148 config_devices_mak_list = []
1149 config_devices_h = {}
1150 config_target_h = {}
1151 config_target_mak = {}
1152
1153 disassemblers = {
1154   'alpha' : ['CONFIG_ALPHA_DIS'],
1155   'arm' : ['CONFIG_ARM_DIS'],
1156   'avr' : ['CONFIG_AVR_DIS'],
1157   'cris' : ['CONFIG_CRIS_DIS'],
1158   'hppa' : ['CONFIG_HPPA_DIS'],
1159   'i386' : ['CONFIG_I386_DIS'],
1160   'x86_64' : ['CONFIG_I386_DIS'],
1161   'x32' : ['CONFIG_I386_DIS'],
1162   'lm32' : ['CONFIG_LM32_DIS'],
1163   'm68k' : ['CONFIG_M68K_DIS'],
1164   'microblaze' : ['CONFIG_MICROBLAZE_DIS'],
1165   'mips' : ['CONFIG_MIPS_DIS'],
1166   'moxie' : ['CONFIG_MOXIE_DIS'],
1167   'nios2' : ['CONFIG_NIOS2_DIS'],
1168   'or1k' : ['CONFIG_OPENRISC_DIS'],
1169   'ppc' : ['CONFIG_PPC_DIS'],
1170   'riscv' : ['CONFIG_RISCV_DIS'],
1171   'rx' : ['CONFIG_RX_DIS'],
1172   's390' : ['CONFIG_S390_DIS'],
1173   'sh4' : ['CONFIG_SH4_DIS'],
1174   'sparc' : ['CONFIG_SPARC_DIS'],
1175   'xtensa' : ['CONFIG_XTENSA_DIS'],
1176 }
1177 if link_language == 'cpp'
1178   disassemblers += {
1179     'aarch64' : [ 'CONFIG_ARM_A64_DIS'],
1180     'arm' : [ 'CONFIG_ARM_DIS', 'CONFIG_ARM_A64_DIS'],
1181     'mips' : [ 'CONFIG_MIPS_DIS', 'CONFIG_NANOMIPS_DIS'],
1182   }
1183 endif
1184
1185 host_kconfig = \
1186   ('CONFIG_TPM' in config_host ? ['CONFIG_TPM=y'] : []) + \
1187   ('CONFIG_SPICE' in config_host ? ['CONFIG_SPICE=y'] : []) + \
1188   ('CONFIG_IVSHMEM' in config_host ? ['CONFIG_IVSHMEM=y'] : []) + \
1189   ('CONFIG_OPENGL' in config_host ? ['CONFIG_OPENGL=y'] : []) + \
1190   (x11.found() ? ['CONFIG_X11=y'] : []) + \
1191   ('CONFIG_VHOST_USER' in config_host ? ['CONFIG_VHOST_USER=y'] : []) + \
1192   ('CONFIG_VHOST_VDPA' in config_host ? ['CONFIG_VHOST_VDPA=y'] : []) + \
1193   ('CONFIG_VHOST_KERNEL' in config_host ? ['CONFIG_VHOST_KERNEL=y'] : []) + \
1194   (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \
1195   ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \
1196   ('CONFIG_PVRDMA' in config_host ? ['CONFIG_PVRDMA=y'] : [])
1197
1198 ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
1199
1200 default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host
1201 actual_target_dirs = []
1202 fdt_required = []
1203 foreach target : target_dirs
1204   config_target = { 'TARGET_NAME': target.split('-')[0] }
1205   if target.endswith('linux-user')
1206     if targetos != 'linux'
1207       if default_targets
1208         continue
1209       endif
1210       error('Target @0@ is only available on a Linux host'.format(target))
1211     endif
1212     config_target += { 'CONFIG_LINUX_USER': 'y' }
1213   elif target.endswith('bsd-user')
1214     if 'CONFIG_BSD' not in config_host
1215       if default_targets
1216         continue
1217       endif
1218       error('Target @0@ is only available on a BSD host'.format(target))
1219     endif
1220     config_target += { 'CONFIG_BSD_USER': 'y' }
1221   elif target.endswith('softmmu')
1222     config_target += { 'CONFIG_SOFTMMU': 'y' }
1223   endif
1224   if target.endswith('-user')
1225     config_target += {
1226       'CONFIG_USER_ONLY': 'y',
1227       'CONFIG_QEMU_INTERP_PREFIX':
1228         config_host['CONFIG_QEMU_INTERP_PREFIX'].format(config_target['TARGET_NAME'])
1229     }
1230   endif
1231
1232   accel_kconfig = []
1233   foreach sym: accelerators
1234     if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, [])
1235       config_target += { sym: 'y' }
1236       config_all += { sym: 'y' }
1237       if sym == 'CONFIG_XEN' and have_xen_pci_passthrough
1238         config_target += { 'CONFIG_XEN_PCI_PASSTHROUGH': 'y' }
1239       endif
1240       accel_kconfig += [ sym + '=y' ]
1241     endif
1242   endforeach
1243   if accel_kconfig.length() == 0
1244     if default_targets
1245       continue
1246     endif
1247     error('No accelerator available for target @0@'.format(target))
1248   endif
1249
1250   actual_target_dirs += target
1251   config_target += keyval.load('default-configs/targets' / target + '.mak')
1252   config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' }
1253
1254   if 'TARGET_NEED_FDT' in config_target
1255     fdt_required += target
1256   endif
1257
1258   # Add default keys
1259   if 'TARGET_BASE_ARCH' not in config_target
1260     config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']}
1261   endif
1262   if 'TARGET_ABI_DIR' not in config_target
1263     config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']}
1264   endif
1265
1266   foreach k, v: disassemblers
1267     if config_host['ARCH'].startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k)
1268       foreach sym: v
1269         config_target += { sym: 'y' }
1270         config_all_disas += { sym: 'y' }
1271       endforeach
1272     endif
1273   endforeach
1274
1275   config_target_data = configuration_data()
1276   foreach k, v: config_target
1277     if not k.startswith('TARGET_') and not k.startswith('CONFIG_')
1278       # do nothing
1279     elif ignored.contains(k)
1280       # do nothing
1281     elif k == 'TARGET_BASE_ARCH'
1282       # Note that TARGET_BASE_ARCH ends up in config-target.h but it is
1283       # not used to select files from sourcesets.
1284       config_target_data.set('TARGET_' + v.to_upper(), 1)
1285     elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX'
1286       config_target_data.set_quoted(k, v)
1287     elif v == 'y'
1288       config_target_data.set(k, 1)
1289     else
1290       config_target_data.set(k, v)
1291     endif
1292   endforeach
1293   config_target_h += {target: configure_file(output: target + '-config-target.h',
1294                                                configuration: config_target_data)}
1295
1296   if target.endswith('-softmmu')
1297     config_devices_mak = target + '-config-devices.mak'
1298     config_devices_mak = configure_file(
1299       input: ['default-configs/devices' / target + '.mak', 'Kconfig'],
1300       output: config_devices_mak,
1301       depfile: config_devices_mak + '.d',
1302       capture: true,
1303       command: [minikconf,
1304                 get_option('default_devices') ? '--defconfig' : '--allnoconfig',
1305                 config_devices_mak, '@DEPFILE@', '@INPUT@',
1306                 host_kconfig, accel_kconfig])
1307
1308     config_devices_data = configuration_data()
1309     config_devices = keyval.load(config_devices_mak)
1310     foreach k, v: config_devices
1311       config_devices_data.set(k, 1)
1312     endforeach
1313     config_devices_mak_list += config_devices_mak
1314     config_devices_h += {target: configure_file(output: target + '-config-devices.h',
1315                                                 configuration: config_devices_data)}
1316     config_target += config_devices
1317     config_all_devices += config_devices
1318   endif
1319   config_target_mak += {target: config_target}
1320 endforeach
1321 target_dirs = actual_target_dirs
1322
1323 # This configuration is used to build files that are shared by
1324 # multiple binaries, and then extracted out of the "common"
1325 # static_library target.
1326 #
1327 # We do not use all_sources()/all_dependencies(), because it would
1328 # build literally all source files, including devices only used by
1329 # targets that are not built for this compilation.  The CONFIG_ALL
1330 # pseudo symbol replaces it.
1331
1332 config_all += config_all_devices
1333 config_all += config_host
1334 config_all += config_all_disas
1335 config_all += {
1336   'CONFIG_XEN': config_host.has_key('CONFIG_XEN_BACKEND'),
1337   'CONFIG_SOFTMMU': have_system,
1338   'CONFIG_USER_ONLY': have_user,
1339   'CONFIG_ALL': true,
1340 }
1341
1342 ##############
1343 # Submodules #
1344 ##############
1345
1346 capstone = not_found
1347 capstone_opt = get_option('capstone')
1348 if capstone_opt in ['enabled', 'auto', 'system']
1349   have_internal = fs.exists(meson.current_source_dir() / 'capstone/Makefile')
1350   capstone = dependency('capstone', version: '>=4.0',
1351                         static: enable_static, method: 'pkg-config',
1352                         required: capstone_opt == 'system' or
1353                                   capstone_opt == 'enabled' and not have_internal)
1354   if capstone.found()
1355     capstone_opt = 'system'
1356   elif have_internal
1357     capstone_opt = 'internal'
1358   else
1359     capstone_opt = 'disabled'
1360   endif
1361 endif
1362 if capstone_opt == 'internal'
1363   capstone_data = configuration_data()
1364   capstone_data.set('CAPSTONE_USE_SYS_DYN_MEM', '1')
1365
1366   capstone_files = files(
1367     'capstone/cs.c',
1368     'capstone/MCInst.c',
1369     'capstone/MCInstrDesc.c',
1370     'capstone/MCRegisterInfo.c',
1371     'capstone/SStream.c',
1372     'capstone/utils.c'
1373   )
1374
1375   if 'CONFIG_ARM_DIS' in config_all_disas
1376     capstone_data.set('CAPSTONE_HAS_ARM', '1')
1377     capstone_files += files(
1378       'capstone/arch/ARM/ARMDisassembler.c',
1379       'capstone/arch/ARM/ARMInstPrinter.c',
1380       'capstone/arch/ARM/ARMMapping.c',
1381       'capstone/arch/ARM/ARMModule.c'
1382     )
1383   endif
1384
1385   # FIXME: This config entry currently depends on a c++ compiler.
1386   # Which is needed for building libvixl, but not for capstone.
1387   if 'CONFIG_ARM_A64_DIS' in config_all_disas
1388     capstone_data.set('CAPSTONE_HAS_ARM64', '1')
1389     capstone_files += files(
1390       'capstone/arch/AArch64/AArch64BaseInfo.c',
1391       'capstone/arch/AArch64/AArch64Disassembler.c',
1392       'capstone/arch/AArch64/AArch64InstPrinter.c',
1393       'capstone/arch/AArch64/AArch64Mapping.c',
1394       'capstone/arch/AArch64/AArch64Module.c'
1395     )
1396   endif
1397
1398   if 'CONFIG_PPC_DIS' in config_all_disas
1399     capstone_data.set('CAPSTONE_HAS_POWERPC', '1')
1400     capstone_files += files(
1401       'capstone/arch/PowerPC/PPCDisassembler.c',
1402       'capstone/arch/PowerPC/PPCInstPrinter.c',
1403       'capstone/arch/PowerPC/PPCMapping.c',
1404       'capstone/arch/PowerPC/PPCModule.c'
1405     )
1406   endif
1407
1408   if 'CONFIG_S390_DIS' in config_all_disas
1409     capstone_data.set('CAPSTONE_HAS_SYSZ', '1')
1410     capstone_files += files(
1411       'capstone/arch/SystemZ/SystemZDisassembler.c',
1412       'capstone/arch/SystemZ/SystemZInstPrinter.c',
1413       'capstone/arch/SystemZ/SystemZMapping.c',
1414       'capstone/arch/SystemZ/SystemZModule.c',
1415       'capstone/arch/SystemZ/SystemZMCTargetDesc.c'
1416     )
1417   endif
1418
1419   if 'CONFIG_I386_DIS' in config_all_disas
1420     capstone_data.set('CAPSTONE_HAS_X86', 1)
1421     capstone_files += files(
1422       'capstone/arch/X86/X86Disassembler.c',
1423       'capstone/arch/X86/X86DisassemblerDecoder.c',
1424       'capstone/arch/X86/X86ATTInstPrinter.c',
1425       'capstone/arch/X86/X86IntelInstPrinter.c',
1426       'capstone/arch/X86/X86InstPrinterCommon.c',
1427       'capstone/arch/X86/X86Mapping.c',
1428       'capstone/arch/X86/X86Module.c'
1429     )
1430   endif
1431
1432   configure_file(output: 'capstone-defs.h', configuration: capstone_data)
1433
1434   capstone_cargs = [
1435     # FIXME: There does not seem to be a way to completely replace the c_args
1436     # that come from add_project_arguments() -- we can only add to them.
1437     # So: disable all warnings with a big hammer.
1438     '-Wno-error', '-w',
1439
1440     # Include all configuration defines via a header file, which will wind up
1441     # as a dependency on the object file, and thus changes here will result
1442     # in a rebuild.
1443     '-include', 'capstone-defs.h'
1444   ]
1445
1446   libcapstone = static_library('capstone',
1447                                sources: capstone_files,
1448                                c_args: capstone_cargs,
1449                                include_directories: 'capstone/include')
1450   capstone = declare_dependency(link_with: libcapstone,
1451                                 include_directories: 'capstone/include/capstone')
1452 endif
1453
1454 slirp = not_found
1455 slirp_opt = 'disabled'
1456 if have_system
1457   slirp_opt = get_option('slirp')
1458   if slirp_opt in ['enabled', 'auto', 'system']
1459     have_internal = fs.exists(meson.current_source_dir() / 'slirp/meson.build')
1460     slirp = dependency('slirp', static: enable_static,
1461                        method: 'pkg-config',
1462                        required: slirp_opt == 'system' or
1463                                  slirp_opt == 'enabled' and not have_internal)
1464     if slirp.found()
1465       slirp_opt = 'system'
1466     elif have_internal
1467       slirp_opt = 'internal'
1468     else
1469       slirp_opt = 'disabled'
1470     endif
1471   endif
1472   if slirp_opt == 'internal'
1473     slirp_deps = []
1474     if targetos == 'windows'
1475       slirp_deps = cc.find_library('iphlpapi')
1476     endif
1477     slirp_conf = configuration_data()
1478     slirp_conf.set('SLIRP_MAJOR_VERSION', meson.project_version().split('.')[0])
1479     slirp_conf.set('SLIRP_MINOR_VERSION', meson.project_version().split('.')[1])
1480     slirp_conf.set('SLIRP_MICRO_VERSION', meson.project_version().split('.')[2])
1481     slirp_conf.set_quoted('SLIRP_VERSION_STRING', meson.project_version())
1482     slirp_cargs = ['-DG_LOG_DOMAIN="Slirp"']
1483     slirp_files = [
1484       'slirp/src/arp_table.c',
1485       'slirp/src/bootp.c',
1486       'slirp/src/cksum.c',
1487       'slirp/src/dhcpv6.c',
1488       'slirp/src/dnssearch.c',
1489       'slirp/src/if.c',
1490       'slirp/src/ip6_icmp.c',
1491       'slirp/src/ip6_input.c',
1492       'slirp/src/ip6_output.c',
1493       'slirp/src/ip_icmp.c',
1494       'slirp/src/ip_input.c',
1495       'slirp/src/ip_output.c',
1496       'slirp/src/mbuf.c',
1497       'slirp/src/misc.c',
1498       'slirp/src/ncsi.c',
1499       'slirp/src/ndp_table.c',
1500       'slirp/src/sbuf.c',
1501       'slirp/src/slirp.c',
1502       'slirp/src/socket.c',
1503       'slirp/src/state.c',
1504       'slirp/src/stream.c',
1505       'slirp/src/tcp_input.c',
1506       'slirp/src/tcp_output.c',
1507       'slirp/src/tcp_subr.c',
1508       'slirp/src/tcp_timer.c',
1509       'slirp/src/tftp.c',
1510       'slirp/src/udp.c',
1511       'slirp/src/udp6.c',
1512       'slirp/src/util.c',
1513       'slirp/src/version.c',
1514       'slirp/src/vmstate.c',
1515     ]
1516
1517     configure_file(
1518       input : 'slirp/src/libslirp-version.h.in',
1519       output : 'libslirp-version.h',
1520       configuration: slirp_conf)
1521
1522     slirp_inc = include_directories('slirp', 'slirp/src')
1523     libslirp = static_library('slirp',
1524                               sources: slirp_files,
1525                               c_args: slirp_cargs,
1526                               include_directories: slirp_inc)
1527     slirp = declare_dependency(link_with: libslirp,
1528                                dependencies: slirp_deps,
1529                                include_directories: slirp_inc)
1530   endif
1531 endif
1532
1533 fdt = not_found
1534 fdt_opt = get_option('fdt')
1535 if have_system
1536   if fdt_opt in ['enabled', 'auto', 'system']
1537     have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt')
1538     fdt = cc.find_library('fdt', static: enable_static,
1539                           required: fdt_opt == 'system' or
1540                                     fdt_opt == 'enabled' and not have_internal)
1541     if fdt.found() and cc.links('''
1542        #include <libfdt.h>
1543        #include <libfdt_env.h>
1544        int main(void) { fdt_check_full(NULL, 0); return 0; }''',
1545          dependencies: fdt)
1546       fdt_opt = 'system'
1547     elif have_internal
1548       fdt_opt = 'internal'
1549     else
1550       fdt_opt = 'disabled'
1551     endif
1552   endif
1553   if fdt_opt == 'internal'
1554     fdt_files = files(
1555       'dtc/libfdt/fdt.c',
1556       'dtc/libfdt/fdt_ro.c',
1557       'dtc/libfdt/fdt_wip.c',
1558       'dtc/libfdt/fdt_sw.c',
1559       'dtc/libfdt/fdt_rw.c',
1560       'dtc/libfdt/fdt_strerror.c',
1561       'dtc/libfdt/fdt_empty_tree.c',
1562       'dtc/libfdt/fdt_addresses.c',
1563       'dtc/libfdt/fdt_overlay.c',
1564       'dtc/libfdt/fdt_check.c',
1565     )
1566
1567     fdt_inc = include_directories('dtc/libfdt')
1568     libfdt = static_library('fdt',
1569                             sources: fdt_files,
1570                             include_directories: fdt_inc)
1571     fdt = declare_dependency(link_with: libfdt,
1572                              include_directories: fdt_inc)
1573   endif
1574 endif
1575 if not fdt.found() and fdt_required.length() > 0
1576   error('fdt not available but required by targets ' + ', '.join(fdt_required))
1577 endif
1578
1579 config_host_data.set('CONFIG_CAPSTONE', capstone.found())
1580 config_host_data.set('CONFIG_FDT', fdt.found())
1581 config_host_data.set('CONFIG_SLIRP', slirp.found())
1582
1583 #####################
1584 # Generated sources #
1585 #####################
1586
1587 genh += configure_file(output: 'config-host.h', configuration: config_host_data)
1588
1589 hxtool = find_program('scripts/hxtool')
1590 shaderinclude = find_program('scripts/shaderinclude.pl')
1591 qapi_gen = find_program('scripts/qapi-gen.py')
1592 qapi_gen_depends = [ meson.source_root() / 'scripts/qapi/__init__.py',
1593                      meson.source_root() / 'scripts/qapi/commands.py',
1594                      meson.source_root() / 'scripts/qapi/common.py',
1595                      meson.source_root() / 'scripts/qapi/error.py',
1596                      meson.source_root() / 'scripts/qapi/events.py',
1597                      meson.source_root() / 'scripts/qapi/expr.py',
1598                      meson.source_root() / 'scripts/qapi/gen.py',
1599                      meson.source_root() / 'scripts/qapi/introspect.py',
1600                      meson.source_root() / 'scripts/qapi/parser.py',
1601                      meson.source_root() / 'scripts/qapi/schema.py',
1602                      meson.source_root() / 'scripts/qapi/source.py',
1603                      meson.source_root() / 'scripts/qapi/types.py',
1604                      meson.source_root() / 'scripts/qapi/visit.py',
1605                      meson.source_root() / 'scripts/qapi/common.py',
1606                      meson.source_root() / 'scripts/qapi-gen.py'
1607 ]
1608
1609 tracetool = [
1610   python, files('scripts/tracetool.py'),
1611    '--backend=' + config_host['TRACE_BACKENDS']
1612 ]
1613
1614 qemu_version_cmd = [find_program('scripts/qemu-version.sh'),
1615                     meson.current_source_dir(),
1616                     config_host['PKGVERSION'], meson.project_version()]
1617 qemu_version = custom_target('qemu-version.h',
1618                              output: 'qemu-version.h',
1619                              command: qemu_version_cmd,
1620                              capture: true,
1621                              build_by_default: true,
1622                              build_always_stale: true)
1623 genh += qemu_version
1624
1625 hxdep = []
1626 hx_headers = [
1627   ['qemu-options.hx', 'qemu-options.def'],
1628   ['qemu-img-cmds.hx', 'qemu-img-cmds.h'],
1629 ]
1630 if have_system
1631   hx_headers += [
1632     ['hmp-commands.hx', 'hmp-commands.h'],
1633     ['hmp-commands-info.hx', 'hmp-commands-info.h'],
1634   ]
1635 endif
1636 foreach d : hx_headers
1637   hxdep += custom_target(d[1],
1638                 input: files(d[0]),
1639                 output: d[1],
1640                 capture: true,
1641                 build_by_default: true, # to be removed when added to a target
1642                 command: [hxtool, '-h', '@INPUT0@'])
1643 endforeach
1644 genh += hxdep
1645
1646 ###################
1647 # Collect sources #
1648 ###################
1649
1650 authz_ss = ss.source_set()
1651 blockdev_ss = ss.source_set()
1652 block_ss = ss.source_set()
1653 bsd_user_ss = ss.source_set()
1654 chardev_ss = ss.source_set()
1655 common_ss = ss.source_set()
1656 crypto_ss = ss.source_set()
1657 io_ss = ss.source_set()
1658 linux_user_ss = ss.source_set()
1659 qmp_ss = ss.source_set()
1660 qom_ss = ss.source_set()
1661 softmmu_ss = ss.source_set()
1662 specific_fuzz_ss = ss.source_set()
1663 specific_ss = ss.source_set()
1664 stub_ss = ss.source_set()
1665 trace_ss = ss.source_set()
1666 user_ss = ss.source_set()
1667 util_ss = ss.source_set()
1668
1669 modules = {}
1670 hw_arch = {}
1671 target_arch = {}
1672 target_softmmu_arch = {}
1673
1674 ###############
1675 # Trace files #
1676 ###############
1677
1678 # TODO: add each directory to the subdirs from its own meson.build, once
1679 # we have those
1680 trace_events_subdirs = [
1681   'accel/kvm',
1682   'accel/tcg',
1683   'crypto',
1684   'monitor',
1685 ]
1686 if have_user
1687   trace_events_subdirs += [ 'linux-user' ]
1688 endif
1689 if have_block
1690   trace_events_subdirs += [
1691     'authz',
1692     'block',
1693     'io',
1694     'nbd',
1695     'scsi',
1696   ]
1697 endif
1698 if have_system
1699   trace_events_subdirs += [
1700     'audio',
1701     'backends',
1702     'backends/tpm',
1703     'chardev',
1704     'hw/9pfs',
1705     'hw/acpi',
1706     'hw/adc',
1707     'hw/alpha',
1708     'hw/arm',
1709     'hw/audio',
1710     'hw/block',
1711     'hw/block/dataplane',
1712     'hw/char',
1713     'hw/display',
1714     'hw/dma',
1715     'hw/hppa',
1716     'hw/hyperv',
1717     'hw/i2c',
1718     'hw/i386',
1719     'hw/i386/xen',
1720     'hw/ide',
1721     'hw/input',
1722     'hw/intc',
1723     'hw/isa',
1724     'hw/mem',
1725     'hw/mips',
1726     'hw/misc',
1727     'hw/misc/macio',
1728     'hw/net',
1729     'hw/net/can',
1730     'hw/nvram',
1731     'hw/pci',
1732     'hw/pci-host',
1733     'hw/ppc',
1734     'hw/rdma',
1735     'hw/rdma/vmw',
1736     'hw/rtc',
1737     'hw/s390x',
1738     'hw/scsi',
1739     'hw/sd',
1740     'hw/sparc',
1741     'hw/sparc64',
1742     'hw/ssi',
1743     'hw/timer',
1744     'hw/tpm',
1745     'hw/usb',
1746     'hw/vfio',
1747     'hw/virtio',
1748     'hw/watchdog',
1749     'hw/xen',
1750     'hw/gpio',
1751     'migration',
1752     'net',
1753     'softmmu',
1754     'ui',
1755   ]
1756 endif
1757 trace_events_subdirs += [
1758   'hw/core',
1759   'qapi',
1760   'qom',
1761   'target/arm',
1762   'target/hppa',
1763   'target/i386',
1764   'target/i386/kvm',
1765   'target/mips',
1766   'target/ppc',
1767   'target/riscv',
1768   'target/s390x',
1769   'target/sparc',
1770   'util',
1771 ]
1772
1773 vhost_user = not_found
1774 if 'CONFIG_VHOST_USER' in config_host
1775   libvhost_user = subproject('libvhost-user')
1776   vhost_user = libvhost_user.get_variable('vhost_user_dep')
1777 endif
1778
1779 subdir('qapi')
1780 subdir('qobject')
1781 subdir('stubs')
1782 subdir('trace')
1783 subdir('util')
1784 subdir('qom')
1785 subdir('authz')
1786 subdir('crypto')
1787 subdir('ui')
1788
1789
1790 if enable_modules
1791   libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO')
1792   modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO')
1793 endif
1794
1795 stub_ss = stub_ss.apply(config_all, strict: false)
1796
1797 util_ss.add_all(trace_ss)
1798 util_ss = util_ss.apply(config_all, strict: false)
1799 libqemuutil = static_library('qemuutil',
1800                              sources: util_ss.sources() + stub_ss.sources() + genh,
1801                              dependencies: [util_ss.dependencies(), m, glib, socket, malloc])
1802 qemuutil = declare_dependency(link_with: libqemuutil,
1803                               sources: genh + version_res)
1804
1805 decodetree = generator(find_program('scripts/decodetree.py'),
1806                        output: 'decode-@BASENAME@.c.inc',
1807                        arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@'])
1808
1809 subdir('audio')
1810 subdir('io')
1811 subdir('chardev')
1812 subdir('fsdev')
1813 subdir('libdecnumber')
1814 subdir('target')
1815 subdir('dump')
1816
1817 block_ss.add(files(
1818   'block.c',
1819   'blockjob.c',
1820   'job.c',
1821   'qemu-io-cmds.c',
1822 ))
1823 block_ss.add(when: 'CONFIG_REPLICATION', if_true: files('replication.c'))
1824
1825 subdir('nbd')
1826 subdir('scsi')
1827 subdir('block')
1828
1829 blockdev_ss.add(files(
1830   'blockdev.c',
1831   'blockdev-nbd.c',
1832   'iothread.c',
1833   'job-qmp.c',
1834 ), gnutls)
1835
1836 # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
1837 # os-win32.c does not
1838 blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
1839 softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
1840
1841 common_ss.add(files('cpus-common.c'))
1842
1843 subdir('softmmu')
1844
1845 common_ss.add(capstone)
1846 specific_ss.add(files('cpu.c', 'disas.c', 'gdbstub.c'), capstone)
1847 specific_ss.add(files('exec-vary.c'))
1848 specific_ss.add(when: 'CONFIG_TCG', if_true: files(
1849   'fpu/softfloat.c',
1850   'tcg/optimize.c',
1851   'tcg/tcg-common.c',
1852   'tcg/tcg-op-gvec.c',
1853   'tcg/tcg-op-vec.c',
1854   'tcg/tcg-op.c',
1855   'tcg/tcg.c',
1856 ))
1857 specific_ss.add(when: 'CONFIG_TCG_INTERPRETER', if_true: files('disas/tci.c', 'tcg/tci.c'))
1858
1859 subdir('backends')
1860 subdir('disas')
1861 subdir('migration')
1862 subdir('monitor')
1863 subdir('net')
1864 subdir('replay')
1865 subdir('hw')
1866 subdir('accel')
1867 subdir('plugins')
1868 subdir('bsd-user')
1869 subdir('linux-user')
1870
1871 bsd_user_ss.add(files('gdbstub.c'))
1872 specific_ss.add_all(when: 'CONFIG_BSD_USER', if_true: bsd_user_ss)
1873
1874 linux_user_ss.add(files('gdbstub.c', 'thunk.c'))
1875 specific_ss.add_all(when: 'CONFIG_LINUX_USER', if_true: linux_user_ss)
1876
1877 # needed for fuzzing binaries
1878 subdir('tests/qtest/libqos')
1879 subdir('tests/qtest/fuzz')
1880
1881 ########################
1882 # Library dependencies #
1883 ########################
1884
1885 block_mods = []
1886 softmmu_mods = []
1887 foreach d, list : modules
1888   foreach m, module_ss : list
1889     if enable_modules and targetos != 'windows'
1890       module_ss = module_ss.apply(config_all, strict: false)
1891       sl = static_library(d + '-' + m, [genh, module_ss.sources()],
1892                           dependencies: [modulecommon, module_ss.dependencies()], pic: true)
1893       if d == 'block'
1894         block_mods += sl
1895       else
1896         softmmu_mods += sl
1897       endif
1898     else
1899       if d == 'block'
1900         block_ss.add_all(module_ss)
1901       else
1902         softmmu_ss.add_all(module_ss)
1903       endif
1904     endif
1905   endforeach
1906 endforeach
1907
1908 nm = find_program('nm')
1909 undefsym = find_program('scripts/undefsym.py')
1910 block_syms = custom_target('block.syms', output: 'block.syms',
1911                              input: [libqemuutil, block_mods],
1912                              capture: true,
1913                              command: [undefsym, nm, '@INPUT@'])
1914 qemu_syms = custom_target('qemu.syms', output: 'qemu.syms',
1915                              input: [libqemuutil, softmmu_mods],
1916                              capture: true,
1917                              command: [undefsym, nm, '@INPUT@'])
1918
1919 qom_ss = qom_ss.apply(config_host, strict: false)
1920 libqom = static_library('qom', qom_ss.sources() + genh,
1921                         dependencies: [qom_ss.dependencies()],
1922                         name_suffix: 'fa')
1923
1924 qom = declare_dependency(link_whole: libqom)
1925
1926 authz_ss = authz_ss.apply(config_host, strict: false)
1927 libauthz = static_library('authz', authz_ss.sources() + genh,
1928                           dependencies: [authz_ss.dependencies()],
1929                           name_suffix: 'fa',
1930                           build_by_default: false)
1931
1932 authz = declare_dependency(link_whole: libauthz,
1933                            dependencies: qom)
1934
1935 crypto_ss = crypto_ss.apply(config_host, strict: false)
1936 libcrypto = static_library('crypto', crypto_ss.sources() + genh,
1937                            dependencies: [crypto_ss.dependencies()],
1938                            name_suffix: 'fa',
1939                            build_by_default: false)
1940
1941 crypto = declare_dependency(link_whole: libcrypto,
1942                             dependencies: [authz, qom])
1943
1944 io_ss = io_ss.apply(config_host, strict: false)
1945 libio = static_library('io', io_ss.sources() + genh,
1946                        dependencies: [io_ss.dependencies()],
1947                        link_with: libqemuutil,
1948                        name_suffix: 'fa',
1949                        build_by_default: false)
1950
1951 io = declare_dependency(link_whole: libio, dependencies: [crypto, qom])
1952
1953 libmigration = static_library('migration', sources: migration_files + genh,
1954                               name_suffix: 'fa',
1955                               build_by_default: false)
1956 migration = declare_dependency(link_with: libmigration,
1957                                dependencies: [zlib, qom, io])
1958 softmmu_ss.add(migration)
1959
1960 block_ss = block_ss.apply(config_host, strict: false)
1961 libblock = static_library('block', block_ss.sources() + genh,
1962                           dependencies: block_ss.dependencies(),
1963                           link_depends: block_syms,
1964                           name_suffix: 'fa',
1965                           build_by_default: false)
1966
1967 block = declare_dependency(link_whole: [libblock],
1968                            link_args: '@block.syms',
1969                            dependencies: [crypto, io])
1970
1971 blockdev_ss = blockdev_ss.apply(config_host, strict: false)
1972 libblockdev = static_library('blockdev', blockdev_ss.sources() + genh,
1973                              dependencies: blockdev_ss.dependencies(),
1974                              name_suffix: 'fa',
1975                              build_by_default: false)
1976
1977 blockdev = declare_dependency(link_whole: [libblockdev],
1978                               dependencies: [block])
1979
1980 qmp_ss = qmp_ss.apply(config_host, strict: false)
1981 libqmp = static_library('qmp', qmp_ss.sources() + genh,
1982                         dependencies: qmp_ss.dependencies(),
1983                         name_suffix: 'fa',
1984                         build_by_default: false)
1985
1986 qmp = declare_dependency(link_whole: [libqmp])
1987
1988 libchardev = static_library('chardev', chardev_ss.sources() + genh,
1989                             name_suffix: 'fa',
1990                             dependencies: [gnutls],
1991                             build_by_default: false)
1992
1993 chardev = declare_dependency(link_whole: libchardev)
1994
1995 libhwcore = static_library('hwcore', sources: hwcore_files + genh,
1996                            name_suffix: 'fa',
1997                            build_by_default: false)
1998 hwcore = declare_dependency(link_whole: libhwcore)
1999 common_ss.add(hwcore)
2000
2001 ###########
2002 # Targets #
2003 ###########
2004
2005 foreach m : block_mods + softmmu_mods
2006   shared_module(m.name(),
2007                 name_prefix: '',
2008                 link_whole: m,
2009                 install: true,
2010                 install_dir: qemu_moddir)
2011 endforeach
2012
2013 softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp)
2014 common_ss.add(qom, qemuutil)
2015
2016 common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss])
2017 common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss)
2018
2019 common_all = common_ss.apply(config_all, strict: false)
2020 common_all = static_library('common',
2021                             build_by_default: false,
2022                             sources: common_all.sources() + genh,
2023                             dependencies: common_all.dependencies(),
2024                             name_suffix: 'fa')
2025
2026 feature_to_c = find_program('scripts/feature_to_c.sh')
2027
2028 emulators = {}
2029 foreach target : target_dirs
2030   config_target = config_target_mak[target]
2031   target_name = config_target['TARGET_NAME']
2032   arch = config_target['TARGET_BASE_ARCH']
2033   arch_srcs = [config_target_h[target]]
2034   arch_deps = []
2035   c_args = ['-DNEED_CPU_H',
2036             '-DCONFIG_TARGET="@0@-config-target.h"'.format(target),
2037             '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)]
2038   link_args = emulator_link_args
2039
2040   config_target += config_host
2041   target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])]
2042   if targetos == 'linux'
2043     target_inc += include_directories('linux-headers', is_system: true)
2044   endif
2045   if target.endswith('-softmmu')
2046     qemu_target_name = 'qemu-system-' + target_name
2047     target_type='system'
2048     t = target_softmmu_arch[arch].apply(config_target, strict: false)
2049     arch_srcs += t.sources()
2050     arch_deps += t.dependencies()
2051
2052     hw_dir = target_name == 'sparc64' ? 'sparc64' : arch
2053     hw = hw_arch[hw_dir].apply(config_target, strict: false)
2054     arch_srcs += hw.sources()
2055     arch_deps += hw.dependencies()
2056
2057     arch_srcs += config_devices_h[target]
2058     link_args += ['@block.syms', '@qemu.syms']
2059   else
2060     abi = config_target['TARGET_ABI_DIR']
2061     target_type='user'
2062     qemu_target_name = 'qemu-' + target_name
2063     if 'CONFIG_LINUX_USER' in config_target
2064       base_dir = 'linux-user'
2065       target_inc += include_directories('linux-user/host/' / config_host['ARCH'])
2066     else
2067       base_dir = 'bsd-user'
2068       target_inc += include_directories('bsd-user/freebsd')
2069     endif
2070     target_inc += include_directories(
2071       base_dir,
2072       base_dir / abi,
2073     )
2074     if 'CONFIG_LINUX_USER' in config_target
2075       dir = base_dir / abi
2076       arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c')
2077       if config_target.has_key('TARGET_SYSTBL_ABI')
2078         arch_srcs += \
2079           syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'],
2080                                              extra_args : config_target['TARGET_SYSTBL_ABI'])
2081       endif
2082     endif
2083   endif
2084
2085   if 'TARGET_XML_FILES' in config_target
2086     gdbstub_xml = custom_target(target + '-gdbstub-xml.c',
2087                                 output: target + '-gdbstub-xml.c',
2088                                 input: files(config_target['TARGET_XML_FILES'].split()),
2089                                 command: [feature_to_c, '@INPUT@'],
2090                                 capture: true)
2091     arch_srcs += gdbstub_xml
2092   endif
2093
2094   t = target_arch[arch].apply(config_target, strict: false)
2095   arch_srcs += t.sources()
2096   arch_deps += t.dependencies()
2097
2098   target_common = common_ss.apply(config_target, strict: false)
2099   objects = common_all.extract_objects(target_common.sources())
2100   deps = target_common.dependencies()
2101
2102   target_specific = specific_ss.apply(config_target, strict: false)
2103   arch_srcs += target_specific.sources()
2104   arch_deps += target_specific.dependencies()
2105
2106   lib = static_library('qemu-' + target,
2107                  sources: arch_srcs + genh,
2108                  dependencies: arch_deps,
2109                  objects: objects,
2110                  include_directories: target_inc,
2111                  c_args: c_args,
2112                  build_by_default: false,
2113                  name_suffix: 'fa')
2114
2115   if target.endswith('-softmmu')
2116     execs = [{
2117       'name': 'qemu-system-' + target_name,
2118       'gui': false,
2119       'sources': files('softmmu/main.c'),
2120       'dependencies': []
2121     }]
2122     if targetos == 'windows' and (sdl.found() or gtk.found())
2123       execs += [{
2124         'name': 'qemu-system-' + target_name + 'w',
2125         'gui': true,
2126         'sources': files('softmmu/main.c'),
2127         'dependencies': []
2128       }]
2129     endif
2130     if config_host.has_key('CONFIG_FUZZ')
2131       specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false)
2132       execs += [{
2133         'name': 'qemu-fuzz-' + target_name,
2134         'gui': false,
2135         'sources': specific_fuzz.sources(),
2136         'dependencies': specific_fuzz.dependencies(),
2137       }]
2138     endif
2139   else
2140     execs = [{
2141       'name': 'qemu-' + target_name,
2142       'gui': false,
2143       'sources': [],
2144       'dependencies': []
2145     }]
2146   endif
2147   foreach exe: execs
2148     emulators += {exe['name']:
2149          executable(exe['name'], exe['sources'],
2150                install: true,
2151                c_args: c_args,
2152                dependencies: arch_deps + deps + exe['dependencies'],
2153                objects: lib.extract_all_objects(recursive: true),
2154                link_language: link_language,
2155                link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
2156                link_args: link_args,
2157                gui_app: exe['gui'])
2158     }
2159
2160     if 'CONFIG_TRACE_SYSTEMTAP' in config_host
2161       foreach stp: [
2162         {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false},
2163         {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true},
2164         {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
2165         {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
2166       ]
2167         custom_target(exe['name'] + stp['ext'],
2168                       input: trace_events_all,
2169                       output: exe['name'] + stp['ext'],
2170                       install: stp['install'],
2171                       install_dir: get_option('datadir') / 'systemtap/tapset',
2172                       command: [
2173                         tracetool, '--group=all', '--format=' + stp['fmt'],
2174                         '--binary=' + stp['bin'],
2175                         '--target-name=' + target_name,
2176                         '--target-type=' + target_type,
2177                         '--probe-prefix=qemu.' + target_type + '.' + target_name,
2178                         '@INPUT@', '@OUTPUT@'
2179                       ])
2180       endforeach
2181     endif
2182   endforeach
2183 endforeach
2184
2185 # Other build targets
2186
2187 if 'CONFIG_PLUGIN' in config_host
2188   install_headers('include/qemu/qemu-plugin.h')
2189 endif
2190
2191 if 'CONFIG_GUEST_AGENT' in config_host
2192   subdir('qga')
2193 endif
2194
2195 # Don't build qemu-keymap if xkbcommon is not explicitly enabled
2196 # when we don't build tools or system
2197 if xkbcommon.found()
2198   # used for the update-keymaps target, so include rules even if !have_tools
2199   qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh,
2200                            dependencies: [qemuutil, xkbcommon], install: have_tools)
2201 endif
2202
2203 if have_tools
2204   qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
2205              dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)
2206   qemu_io = executable('qemu-io', files('qemu-io.c'),
2207              dependencies: [block, qemuutil], install: true)
2208   qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'),
2209                dependencies: [blockdev, qemuutil, gnutls], install: true)
2210
2211   subdir('storage-daemon')
2212   subdir('contrib/rdmacm-mux')
2213   subdir('contrib/elf2dmp')
2214
2215   executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'),
2216              dependencies: qemuutil,
2217              install: true)
2218
2219   if 'CONFIG_VHOST_USER' in config_host
2220     subdir('contrib/vhost-user-blk')
2221     subdir('contrib/vhost-user-gpu')
2222     subdir('contrib/vhost-user-input')
2223     subdir('contrib/vhost-user-scsi')
2224   endif
2225
2226   if targetos == 'linux'
2227     executable('qemu-bridge-helper', files('qemu-bridge-helper.c'),
2228                dependencies: [qemuutil, libcap_ng],
2229                install: true,
2230                install_dir: get_option('libexecdir'))
2231
2232     executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'),
2233                dependencies: [authz, crypto, io, qom, qemuutil,
2234                               libcap_ng, mpathpersist],
2235                install: true)
2236   endif
2237
2238   if 'CONFIG_IVSHMEM' in config_host
2239     subdir('contrib/ivshmem-client')
2240     subdir('contrib/ivshmem-server')
2241   endif
2242 endif
2243
2244 subdir('scripts')
2245 subdir('tools')
2246 subdir('pc-bios')
2247 subdir('docs')
2248 subdir('tests')
2249 if gtk.found()
2250   subdir('po')
2251 endif
2252
2253 if host_machine.system() == 'windows'
2254   nsis_cmd = [
2255     find_program('scripts/nsis.py'),
2256     '@OUTPUT@',
2257     get_option('prefix'),
2258     meson.current_source_dir(),
2259     host_machine.cpu(),
2260     '--',
2261     '-DDISPLAYVERSION=' + meson.project_version(),
2262   ]
2263   if build_docs
2264     nsis_cmd += '-DCONFIG_DOCUMENTATION=y'
2265   endif
2266   if gtk.found()
2267     nsis_cmd += '-DCONFIG_GTK=y'
2268   endif
2269
2270   nsis = custom_target('nsis',
2271                        output: 'qemu-setup-' + meson.project_version() + '.exe',
2272                        input: files('qemu.nsi'),
2273                        build_always_stale: true,
2274                        command: nsis_cmd + ['@INPUT@'])
2275   alias_target('installer', nsis)
2276 endif
2277
2278 #########################
2279 # Configuration summary #
2280 #########################
2281
2282 summary_info = {}
2283 summary_info += {'Install prefix':    get_option('prefix')}
2284 summary_info += {'BIOS directory':    qemu_datadir}
2285 summary_info += {'firmware path':     get_option('qemu_firmwarepath')}
2286 summary_info += {'binary directory':  get_option('bindir')}
2287 summary_info += {'library directory': get_option('libdir')}
2288 summary_info += {'module directory':  qemu_moddir}
2289 summary_info += {'libexec directory': get_option('libexecdir')}
2290 summary_info += {'include directory': get_option('includedir')}
2291 summary_info += {'config directory':  get_option('sysconfdir')}
2292 if targetos != 'windows'
2293   summary_info += {'local state directory': get_option('localstatedir')}
2294   summary_info += {'Manual directory':      get_option('mandir')}
2295 else
2296   summary_info += {'local state directory': 'queried at runtime'}
2297 endif
2298 summary_info += {'Doc directory':     get_option('docdir')}
2299 summary_info += {'Build directory':   meson.current_build_dir()}
2300 summary_info += {'Source path':       meson.current_source_dir()}
2301 summary_info += {'GIT binary':        config_host['GIT']}
2302 summary_info += {'GIT submodules':    config_host['GIT_SUBMODULES']}
2303 summary_info += {'C compiler':        meson.get_compiler('c').cmd_array()[0]}
2304 summary_info += {'Host C compiler':   meson.get_compiler('c', native: true).cmd_array()[0]}
2305 if link_language == 'cpp'
2306   summary_info += {'C++ compiler':      meson.get_compiler('cpp').cmd_array()[0]}
2307 else
2308   summary_info += {'C++ compiler':      false}
2309 endif
2310 if targetos == 'darwin'
2311   summary_info += {'Objective-C compiler': meson.get_compiler('objc').cmd_array()[0]}
2312 endif
2313 summary_info += {'ARFLAGS':           config_host['ARFLAGS']}
2314 summary_info += {'CFLAGS':            ' '.join(get_option('c_args')
2315                                                + ['-O' + get_option('optimization')]
2316                                                + (get_option('debug') ? ['-g'] : []))}
2317 if link_language == 'cpp'
2318   summary_info += {'CXXFLAGS':        ' '.join(get_option('cpp_args')
2319                                                + ['-O' + get_option('optimization')]
2320                                                + (get_option('debug') ? ['-g'] : []))}
2321 endif
2322 link_args = get_option(link_language + '_link_args')
2323 if link_args.length() > 0
2324   summary_info += {'LDFLAGS':         ' '.join(link_args)}
2325 endif
2326 summary_info += {'QEMU_CFLAGS':       config_host['QEMU_CFLAGS']}
2327 summary_info += {'QEMU_LDFLAGS':      config_host['QEMU_LDFLAGS']}
2328 summary_info += {'make':              config_host['MAKE']}
2329 summary_info += {'python':            '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
2330 summary_info += {'sphinx-build':      sphinx_build.found()}
2331 summary_info += {'genisoimage':       config_host['GENISOIMAGE']}
2332 # TODO: add back version
2333 summary_info += {'slirp support':     slirp_opt == 'disabled' ? false : slirp_opt}
2334 if slirp_opt != 'disabled'
2335   summary_info += {'smbd':            config_host['CONFIG_SMBD_COMMAND']}
2336 endif
2337 summary_info += {'module support':    config_host.has_key('CONFIG_MODULES')}
2338 if config_host.has_key('CONFIG_MODULES')
2339   summary_info += {'alternative module path': config_host.has_key('CONFIG_MODULE_UPGRADES')}
2340 endif
2341 summary_info += {'host CPU':          cpu}
2342 summary_info += {'host endianness':   build_machine.endian()}
2343 summary_info += {'target list':       ' '.join(target_dirs)}
2344 summary_info += {'gprof enabled':     config_host.has_key('CONFIG_GPROF')}
2345 summary_info += {'sparse enabled':    sparse.found()}
2346 summary_info += {'strip binaries':    get_option('strip')}
2347 summary_info += {'profiler':          config_host.has_key('CONFIG_PROFILER')}
2348 summary_info += {'link-time optimization (LTO)': get_option('b_lto')}
2349 summary_info += {'static build':      config_host.has_key('CONFIG_STATIC')}
2350 if targetos == 'darwin'
2351   summary_info += {'Cocoa support':   cocoa.found()}
2352 endif
2353 # TODO: add back version
2354 summary_info += {'SDL support':       sdl.found()}
2355 summary_info += {'SDL image support': sdl_image.found()}
2356 # TODO: add back version
2357 summary_info += {'GTK support':       gtk.found()}
2358 summary_info += {'pixman':            pixman.found()}
2359 # TODO: add back version
2360 summary_info += {'VTE support':       config_host.has_key('CONFIG_VTE')}
2361 summary_info += {'TLS priority':      config_host['CONFIG_TLS_PRIORITY']}
2362 summary_info += {'GNUTLS support':    config_host.has_key('CONFIG_GNUTLS')}
2363 # TODO: add back version
2364 summary_info += {'libgcrypt':         config_host.has_key('CONFIG_GCRYPT')}
2365 if config_host.has_key('CONFIG_GCRYPT')
2366    summary_info += {'  hmac':            config_host.has_key('CONFIG_GCRYPT_HMAC')}
2367    summary_info += {'  XTS':             not config_host.has_key('CONFIG_QEMU_PRIVATE_XTS')}
2368 endif
2369 # TODO: add back version
2370 summary_info += {'nettle':            config_host.has_key('CONFIG_NETTLE')}
2371 if config_host.has_key('CONFIG_NETTLE')
2372    summary_info += {'  XTS':             not config_host.has_key('CONFIG_QEMU_PRIVATE_XTS')}
2373 endif
2374 summary_info += {'libtasn1':          config_host.has_key('CONFIG_TASN1')}
2375 summary_info += {'PAM':               config_host.has_key('CONFIG_AUTH_PAM')}
2376 summary_info += {'iconv support':     iconv.found()}
2377 summary_info += {'curses support':    curses.found()}
2378 # TODO: add back version
2379 summary_info += {'virgl support':     config_host.has_key('CONFIG_VIRGL')}
2380 summary_info += {'curl support':      curl.found()}
2381 summary_info += {'mingw32 support':   targetos == 'windows'}
2382 summary_info += {'Audio drivers':     config_host['CONFIG_AUDIO_DRIVERS']}
2383 summary_info += {'Block whitelist (rw)': config_host['CONFIG_BDRV_RW_WHITELIST']}
2384 summary_info += {'Block whitelist (ro)': config_host['CONFIG_BDRV_RO_WHITELIST']}
2385 summary_info += {'VirtFS support':    have_virtfs}
2386 summary_info += {'build virtiofs daemon': have_virtiofsd}
2387 summary_info += {'Multipath support': mpathpersist.found()}
2388 summary_info += {'VNC support':       vnc.found()}
2389 if vnc.found()
2390   summary_info += {'VNC SASL support':  sasl.found()}
2391   summary_info += {'VNC JPEG support':  jpeg.found()}
2392   summary_info += {'VNC PNG support':   png.found()}
2393 endif
2394 summary_info += {'xen support':       config_host.has_key('CONFIG_XEN_BACKEND')}
2395 if config_host.has_key('CONFIG_XEN_BACKEND')
2396   summary_info += {'xen ctrl version':  config_host['CONFIG_XEN_CTRL_INTERFACE_VERSION']}
2397 endif
2398 summary_info += {'brlapi support':    brlapi.found()}
2399 summary_info += {'Documentation':     build_docs}
2400 summary_info += {'PIE':               get_option('b_pie')}
2401 summary_info += {'vde support':       config_host.has_key('CONFIG_VDE')}
2402 summary_info += {'netmap support':    config_host.has_key('CONFIG_NETMAP')}
2403 summary_info += {'Linux AIO support': config_host.has_key('CONFIG_LINUX_AIO')}
2404 summary_info += {'Linux io_uring support': config_host.has_key('CONFIG_LINUX_IO_URING')}
2405 summary_info += {'ATTR/XATTR support': libattr.found()}
2406 summary_info += {'Install blobs':     get_option('install_blobs')}
2407 summary_info += {'KVM support':       config_all.has_key('CONFIG_KVM')}
2408 summary_info += {'HAX support':       config_all.has_key('CONFIG_HAX')}
2409 summary_info += {'HVF support':       config_all.has_key('CONFIG_HVF')}
2410 summary_info += {'WHPX support':      config_all.has_key('CONFIG_WHPX')}
2411 summary_info += {'TCG support':       config_all.has_key('CONFIG_TCG')}
2412 if config_all.has_key('CONFIG_TCG')
2413   summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')}
2414   summary_info += {'TCG interpreter':   config_host.has_key('CONFIG_TCG_INTERPRETER')}
2415 endif
2416 summary_info += {'malloc trim support': has_malloc_trim}
2417 summary_info += {'RDMA support':      config_host.has_key('CONFIG_RDMA')}
2418 summary_info += {'PVRDMA support':    config_host.has_key('CONFIG_PVRDMA')}
2419 summary_info += {'fdt support':       fdt_opt == 'disabled' ? false : fdt_opt}
2420 summary_info += {'membarrier':        config_host.has_key('CONFIG_MEMBARRIER')}
2421 summary_info += {'preadv support':    config_host.has_key('CONFIG_PREADV')}
2422 summary_info += {'fdatasync':         config_host.has_key('CONFIG_FDATASYNC')}
2423 summary_info += {'madvise':           config_host.has_key('CONFIG_MADVISE')}
2424 summary_info += {'posix_madvise':     config_host.has_key('CONFIG_POSIX_MADVISE')}
2425 summary_info += {'posix_memalign':    config_host.has_key('CONFIG_POSIX_MEMALIGN')}
2426 summary_info += {'libcap-ng support': libcap_ng.found()}
2427 summary_info += {'vhost-kernel support': config_host.has_key('CONFIG_VHOST_KERNEL')}
2428 summary_info += {'vhost-net support': config_host.has_key('CONFIG_VHOST_NET')}
2429 summary_info += {'vhost-crypto support': config_host.has_key('CONFIG_VHOST_CRYPTO')}
2430 summary_info += {'vhost-scsi support': config_host.has_key('CONFIG_VHOST_SCSI')}
2431 summary_info += {'vhost-vsock support': config_host.has_key('CONFIG_VHOST_VSOCK')}
2432 summary_info += {'vhost-user support': config_host.has_key('CONFIG_VHOST_USER')}
2433 summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server}
2434 summary_info += {'vhost-user-fs support': config_host.has_key('CONFIG_VHOST_USER_FS')}
2435 summary_info += {'vhost-vdpa support': config_host.has_key('CONFIG_VHOST_VDPA')}
2436 summary_info += {'Trace backends':    config_host['TRACE_BACKENDS']}
2437 if config_host['TRACE_BACKENDS'].split().contains('simple')
2438   summary_info += {'Trace output file': config_host['CONFIG_TRACE_FILE'] + '-<pid>'}
2439 endif
2440 # TODO: add back protocol and server version
2441 summary_info += {'spice support':     config_host.has_key('CONFIG_SPICE')}
2442 summary_info += {'rbd support':       rbd.found()}
2443 summary_info += {'xfsctl support':    config_host.has_key('CONFIG_XFS')}
2444 summary_info += {'smartcard support': config_host.has_key('CONFIG_SMARTCARD')}
2445 summary_info += {'U2F support':       u2f.found()}
2446 summary_info += {'libusb':            config_host.has_key('CONFIG_USB_LIBUSB')}
2447 summary_info += {'usb net redir':     config_host.has_key('CONFIG_USB_REDIR')}
2448 summary_info += {'OpenGL support':    config_host.has_key('CONFIG_OPENGL')}
2449 summary_info += {'OpenGL dmabufs':    config_host.has_key('CONFIG_OPENGL_DMABUF')}
2450 summary_info += {'libiscsi support':  libiscsi.found()}
2451 summary_info += {'libnfs support':    libnfs.found()}
2452 summary_info += {'build guest agent': config_host.has_key('CONFIG_GUEST_AGENT')}
2453 if targetos == 'windows'
2454   if 'WIN_SDK' in config_host
2455     summary_info += {'Windows SDK':       config_host['WIN_SDK']}
2456   endif
2457   summary_info += {'QGA VSS support':   config_host.has_key('CONFIG_QGA_VSS')}
2458   summary_info += {'QGA w32 disk info': config_host.has_key('CONFIG_QGA_NTDDSCSI')}
2459   summary_info += {'QGA MSI support':   config_host.has_key('CONFIG_QGA_MSI')}
2460 endif
2461 summary_info += {'seccomp support':   seccomp.found()}
2462 summary_info += {'CFI support':       get_option('cfi')}
2463 summary_info += {'CFI debug support': get_option('cfi_debug')}
2464 summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']}
2465 summary_info += {'coroutine pool':    config_host['CONFIG_COROUTINE_POOL'] == '1'}
2466 summary_info += {'debug stack usage': config_host.has_key('CONFIG_DEBUG_STACK_USAGE')}
2467 summary_info += {'mutex debugging':   config_host.has_key('CONFIG_DEBUG_MUTEX')}
2468 summary_info += {'crypto afalg':      config_host.has_key('CONFIG_AF_ALG')}
2469 summary_info += {'GlusterFS support': glusterfs.found()}
2470 summary_info += {'gcov':              get_option('b_coverage')}
2471 summary_info += {'TPM support':       config_host.has_key('CONFIG_TPM')}
2472 summary_info += {'libssh support':    config_host.has_key('CONFIG_LIBSSH')}
2473 summary_info += {'QOM debugging':     config_host.has_key('CONFIG_QOM_CAST_DEBUG')}
2474 summary_info += {'Live block migration': config_host.has_key('CONFIG_LIVE_BLOCK_MIGRATION')}
2475 summary_info += {'lzo support':       lzo.found()}
2476 summary_info += {'snappy support':    snappy.found()}
2477 summary_info += {'bzip2 support':     libbzip2.found()}
2478 summary_info += {'lzfse support':     liblzfse.found()}
2479 summary_info += {'zstd support':      zstd.found()}
2480 summary_info += {'NUMA host support': config_host.has_key('CONFIG_NUMA')}
2481 summary_info += {'libxml2':           config_host.has_key('CONFIG_LIBXML2')}
2482 summary_info += {'memory allocator':  get_option('malloc')}
2483 summary_info += {'avx2 optimization': config_host.has_key('CONFIG_AVX2_OPT')}
2484 summary_info += {'avx512f optimization': config_host.has_key('CONFIG_AVX512F_OPT')}
2485 summary_info += {'replication support': config_host.has_key('CONFIG_REPLICATION')}
2486 summary_info += {'bochs support':     config_host.has_key('CONFIG_BOCHS')}
2487 summary_info += {'cloop support':     config_host.has_key('CONFIG_CLOOP')}
2488 summary_info += {'dmg support':       config_host.has_key('CONFIG_DMG')}
2489 summary_info += {'qcow v1 support':   config_host.has_key('CONFIG_QCOW1')}
2490 summary_info += {'vdi support':       config_host.has_key('CONFIG_VDI')}
2491 summary_info += {'vvfat support':     config_host.has_key('CONFIG_VVFAT')}
2492 summary_info += {'qed support':       config_host.has_key('CONFIG_QED')}
2493 summary_info += {'parallels support': config_host.has_key('CONFIG_PARALLELS')}
2494 summary_info += {'sheepdog support':  config_host.has_key('CONFIG_SHEEPDOG')}
2495 summary_info += {'capstone':          capstone_opt == 'disabled' ? false : capstone_opt}
2496 summary_info += {'libpmem support':   config_host.has_key('CONFIG_LIBPMEM')}
2497 summary_info += {'libdaxctl support': config_host.has_key('CONFIG_LIBDAXCTL')}
2498 summary_info += {'libudev':           libudev.found()}
2499 summary_info += {'default devices':   get_option('default_devices')}
2500 summary_info += {'plugin support':    config_host.has_key('CONFIG_PLUGIN')}
2501 summary_info += {'fuzzing support':   config_host.has_key('CONFIG_FUZZ')}
2502 if config_host.has_key('HAVE_GDB_BIN')
2503   summary_info += {'gdb':             config_host['HAVE_GDB_BIN']}
2504 endif
2505 summary_info += {'thread sanitizer':  config_host.has_key('CONFIG_TSAN')}
2506 summary_info += {'rng-none':          config_host.has_key('CONFIG_RNG_NONE')}
2507 summary_info += {'Linux keyring':     config_host.has_key('CONFIG_SECRET_KEYRING')}
2508 summary_info += {'FUSE exports':      fuse.found()}
2509 summary_info += {'FUSE lseek':        fuse_lseek.found()}
2510 summary(summary_info, bool_yn: true)
2511
2512 if not supported_cpus.contains(cpu)
2513   message()
2514   warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!')
2515   message()
2516   message('CPU host architecture ' + cpu + ' support is not currently maintained.')
2517   message('The QEMU project intends to remove support for this host CPU in')
2518   message('a future release if nobody volunteers to maintain it and to')
2519   message('provide a build host for our continuous integration setup.')
2520   message('configure has succeeded and you can continue to build, but')
2521   message('if you care about QEMU on this platform you should contact')
2522   message('us upstream at qemu-devel@nongnu.org.')
2523 endif
2524
2525 if not supported_oses.contains(targetos)
2526   message()
2527   warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!')
2528   message()
2529   message('Host OS ' + targetos + 'support is not currently maintained.')
2530   message('The QEMU project intends to remove support for this host OS in')
2531   message('a future release if nobody volunteers to maintain it and to')
2532   message('provide a build host for our continuous integration setup.')
2533   message('configure has succeeded and you can continue to build, but')
2534   message('if you care about QEMU on this platform you should contact')
2535   message('us upstream at qemu-devel@nongnu.org.')
2536 endif