project('qemu', ['c'], meson_version: '>=0.55.0', default_options: ['warning_level=1', 'c_std=gnu99', 'cpp_std=gnu++11', 'b_colorout=auto'] + (meson.version().version_compare('>=0.56.0') ? [ 'b_staticpic=false' ] : []), version: run_command('head', meson.source_root() / 'VERSION').stdout().strip()) not_found = dependency('', required: false) if meson.version().version_compare('>=0.56.0') keyval = import('keyval') else keyval = import('unstable-keyval') endif ss = import('sourceset') fs = import('fs') sh = find_program('sh') cc = meson.get_compiler('c') config_host = keyval.load(meson.current_build_dir() / 'config-host.mak') enable_modules = 'CONFIG_MODULES' in config_host enable_static = 'CONFIG_STATIC' in config_host # Allow both shared and static libraries unless --enable-static static_kwargs = enable_static ? {'static': true} : {} # Temporary directory used for files created while # configure runs. Since it is in the build directory # we can safely blow away any previous version of it # (and we need not jump through hoops to try to delete # it when configure exits.) tmpdir = meson.current_build_dir() / 'meson-private/temp' if get_option('qemu_suffix').startswith('/') error('qemu_suffix cannot start with a /') endif qemu_confdir = get_option('sysconfdir') / get_option('qemu_suffix') qemu_datadir = get_option('datadir') / get_option('qemu_suffix') qemu_docdir = get_option('docdir') / get_option('qemu_suffix') qemu_moddir = get_option('libdir') / get_option('qemu_suffix') qemu_desktopdir = get_option('datadir') / 'applications' qemu_icondir = get_option('datadir') / 'icons' config_host_data = configuration_data() genh = [] target_dirs = config_host['TARGET_DIRS'].split() have_user = false have_system = false foreach target : target_dirs have_user = have_user or target.endswith('-user') have_system = have_system or target.endswith('-softmmu') endforeach have_tools = 'CONFIG_TOOLS' in config_host have_block = have_system or have_tools python = import('python').find_installation() supported_oses = ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', 'sunos', 'linux'] supported_cpus = ['ppc', 'ppc64', 's390x', 'riscv32', 'riscv64', 'x86', 'x86_64', 'arm', 'aarch64', 'mips', 'mips64', 'sparc', 'sparc64'] cpu = host_machine.cpu_family() targetos = host_machine.system() if cpu in ['x86', 'x86_64'] kvm_targets = ['i386-softmmu', 'x86_64-softmmu'] elif cpu == 'aarch64' kvm_targets = ['aarch64-softmmu'] elif cpu == 's390x' kvm_targets = ['s390x-softmmu'] elif cpu in ['ppc', 'ppc64'] kvm_targets = ['ppc-softmmu', 'ppc64-softmmu'] elif cpu in ['mips', 'mips64'] kvm_targets = ['mips-softmmu', 'mipsel-softmmu', 'mips64-softmmu', 'mips64el-softmmu'] else kvm_targets = [] endif accelerator_targets = { 'CONFIG_KVM': kvm_targets } if cpu in ['x86', 'x86_64', 'arm', 'aarch64'] # i368 emulator provides xenpv machine type for multiple architectures accelerator_targets += { 'CONFIG_XEN': ['i386-softmmu', 'x86_64-softmmu'], } endif if cpu in ['x86', 'x86_64'] accelerator_targets += { 'CONFIG_HAX': ['i386-softmmu', 'x86_64-softmmu'], 'CONFIG_HVF': ['x86_64-softmmu'], 'CONFIG_NVMM': ['i386-softmmu', 'x86_64-softmmu'], 'CONFIG_WHPX': ['i386-softmmu', 'x86_64-softmmu'], } endif edk2_targets = [ 'arm-softmmu', 'aarch64-softmmu', 'i386-softmmu', 'x86_64-softmmu' ] install_edk2_blobs = false if get_option('install_blobs') foreach target : target_dirs install_edk2_blobs = install_edk2_blobs or target in edk2_targets endforeach endif bzip2 = find_program('bzip2', required: install_edk2_blobs) ################## # Compiler flags # ################## # Specify linker-script with add_project_link_arguments so that it is not placed # within a linker --start-group/--end-group pair if 'CONFIG_FUZZ' in config_host add_project_link_arguments(['-Wl,-T,', (meson.current_source_dir() / 'tests/qtest/fuzz/fork_fuzz.ld')], native: false, language: ['c', 'cpp', 'objc']) endif add_global_arguments(config_host['QEMU_CFLAGS'].split(), native: false, language: ['c', 'objc']) add_global_arguments(config_host['QEMU_CXXFLAGS'].split(), native: false, language: 'cpp') add_global_link_arguments(config_host['QEMU_LDFLAGS'].split(), native: false, language: ['c', 'cpp', 'objc']) if targetos == 'linux' add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers', '-isystem', 'linux-headers', language: ['c', 'cpp']) endif add_project_arguments('-iquote', '.', '-iquote', meson.current_source_dir(), '-iquote', meson.current_source_dir() / 'include', '-iquote', meson.current_source_dir() / 'disas/libvixl', language: ['c', 'cpp', 'objc']) link_language = meson.get_external_property('link_language', 'cpp') if link_language == 'cpp' add_languages('cpp', required: true, native: false) endif if host_machine.system() == 'darwin' add_languages('objc', required: false, native: false) endif sparse = find_program('cgcc', required: get_option('sparse')) if sparse.found() run_target('sparse', command: [find_program('scripts/check_sparse.py'), 'compile_commands.json', sparse.full_path(), '-Wbitwise', '-Wno-transparent-union', '-Wno-old-initializer', '-Wno-non-pointer-null']) endif ########################################### # Target-specific checks and dependencies # ########################################### if targetos != 'linux' and get_option('mpath').enabled() error('Multipath is supported only on Linux') endif if targetos != 'linux' and get_option('multiprocess').enabled() error('Multiprocess QEMU is supported only on Linux') endif multiprocess_allowed = targetos == 'linux' and not get_option('multiprocess').disabled() libm = cc.find_library('m', required: false) util = cc.find_library('util', required: false) winmm = [] socket = [] version_res = [] coref = [] iokit = [] emulator_link_args = [] nvmm =not_found hvf = not_found if targetos == 'windows' socket = cc.find_library('ws2_32') winmm = cc.find_library('winmm') win = import('windows') version_res = win.compile_resources('version.rc', depend_files: files('pc-bios/qemu-nsis.ico'), include_directories: include_directories('.')) elif targetos == 'darwin' coref = dependency('appleframeworks', modules: 'CoreFoundation') iokit = dependency('appleframeworks', modules: 'IOKit') elif targetos == 'sunos' socket = [cc.find_library('socket'), cc.find_library('nsl'), cc.find_library('resolv')] elif targetos == 'haiku' socket = [cc.find_library('posix_error_mapper'), cc.find_library('network'), cc.find_library('bsd')] elif targetos == 'openbsd' if not get_option('tcg').disabled() and target_dirs.length() > 0 # Disable OpenBSD W^X if available emulator_link_args = cc.get_supported_link_arguments('-Wl,-z,wxneeded') endif endif accelerators = [] if not get_option('kvm').disabled() and targetos == 'linux' accelerators += 'CONFIG_KVM' endif if not get_option('xen').disabled() and 'CONFIG_XEN_BACKEND' in config_host accelerators += 'CONFIG_XEN' have_xen_pci_passthrough = not get_option('xen_pci_passthrough').disabled() and targetos == 'linux' else have_xen_pci_passthrough = false endif if not get_option('whpx').disabled() and targetos == 'windows' if get_option('whpx').enabled() and host_machine.cpu() != 'x86_64' error('WHPX requires 64-bit host') elif cc.has_header('WinHvPlatform.h', required: get_option('whpx')) and \ cc.has_header('WinHvEmulation.h', required: get_option('whpx')) accelerators += 'CONFIG_WHPX' endif endif if not get_option('hvf').disabled() hvf = dependency('appleframeworks', modules: 'Hypervisor', required: get_option('hvf')) if hvf.found() accelerators += 'CONFIG_HVF' endif endif if not get_option('hax').disabled() if get_option('hax').enabled() or targetos in ['windows', 'darwin', 'netbsd'] accelerators += 'CONFIG_HAX' endif endif if targetos == 'netbsd' if cc.has_header_symbol('nvmm.h', 'nvmm_cpu_stop', required: get_option('nvmm')) nvmm = cc.find_library('nvmm', required: get_option('nvmm')) endif if nvmm.found() accelerators += 'CONFIG_NVMM' endif endif tcg_arch = config_host['ARCH'] if not get_option('tcg').disabled() if cpu not in supported_cpus if get_option('tcg_interpreter') warning('Unsupported CPU @0@, will use TCG with TCI (experimental and slow)'.format(cpu)) else error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu)) endif elif get_option('tcg_interpreter') warning('Use of the TCG interpretor is not recommended on this host') warning('architecture. There is a native TCG execution backend available') warning('which provides substantially better performance and reliability.') warning('It is strongly recommended to remove the --enable-tcg-interpreter') warning('configuration option on this architecture to use the native') warning('backend.') endif if get_option('tcg_interpreter') tcg_arch = 'tci' elif config_host['ARCH'] == 'sparc64' tcg_arch = 'sparc' elif config_host['ARCH'] == 's390x' tcg_arch = 's390' elif config_host['ARCH'] in ['x86_64', 'x32'] tcg_arch = 'i386' elif config_host['ARCH'] == 'ppc64' tcg_arch = 'ppc' elif config_host['ARCH'] in ['riscv32', 'riscv64'] tcg_arch = 'riscv' endif add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch, language: ['c', 'cpp', 'objc']) accelerators += 'CONFIG_TCG' config_host += { 'CONFIG_TCG': 'y' } endif if 'CONFIG_KVM' not in accelerators and get_option('kvm').enabled() error('KVM not available on this platform') endif if 'CONFIG_HVF' not in accelerators and get_option('hvf').enabled() error('HVF not available on this platform') endif if 'CONFIG_NVMM' not in accelerators and get_option('nvmm').enabled() error('NVMM not available on this platform') endif if 'CONFIG_WHPX' not in accelerators and get_option('whpx').enabled() error('WHPX not available on this platform') endif if not have_xen_pci_passthrough and get_option('xen_pci_passthrough').enabled() if 'CONFIG_XEN' in accelerators error('Xen PCI passthrough not available on this platform') else error('Xen PCI passthrough requested but Xen not enabled') endif endif ################ # Dependencies # ################ # The path to glib.h is added to all compilation commands. This was # grandfathered in from the QEMU Makefiles. add_project_arguments(config_host['GLIB_CFLAGS'].split(), native: false, language: ['c', 'cpp', 'objc']) glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(), link_args: config_host['GLIB_LIBS'].split()) # override glib dep with the configure results (for subprojects) meson.override_dependency('glib-2.0', glib) gio = not_found if 'CONFIG_GIO' in config_host gio = declare_dependency(compile_args: config_host['GIO_CFLAGS'].split(), link_args: config_host['GIO_LIBS'].split()) endif lttng = not_found if 'CONFIG_TRACE_UST' in config_host lttng = declare_dependency(link_args: config_host['LTTNG_UST_LIBS'].split()) endif urcubp = not_found if 'CONFIG_TRACE_UST' in config_host urcubp = declare_dependency(link_args: config_host['URCU_BP_LIBS'].split()) endif gcrypt = not_found if 'CONFIG_GCRYPT' in config_host gcrypt = declare_dependency(compile_args: config_host['GCRYPT_CFLAGS'].split(), link_args: config_host['GCRYPT_LIBS'].split()) endif nettle = not_found if 'CONFIG_NETTLE' in config_host nettle = declare_dependency(compile_args: config_host['NETTLE_CFLAGS'].split(), link_args: config_host['NETTLE_LIBS'].split()) endif gnutls = not_found if 'CONFIG_GNUTLS' in config_host gnutls = declare_dependency(compile_args: config_host['GNUTLS_CFLAGS'].split(), link_args: config_host['GNUTLS_LIBS'].split()) endif pixman = not_found if have_system or have_tools pixman = dependency('pixman-1', required: have_system, version:'>=0.21.8', method: 'pkg-config', kwargs: static_kwargs) endif pam = not_found if 'CONFIG_AUTH_PAM' in config_host pam = cc.find_library('pam') endif libaio = cc.find_library('aio', required: false) zlib = dependency('zlib', required: true, kwargs: static_kwargs) linux_io_uring = not_found if 'CONFIG_LINUX_IO_URING' in config_host linux_io_uring = declare_dependency(compile_args: config_host['LINUX_IO_URING_CFLAGS'].split(), link_args: config_host['LINUX_IO_URING_LIBS'].split()) endif libxml2 = not_found if 'CONFIG_LIBXML2' in config_host libxml2 = declare_dependency(compile_args: config_host['LIBXML2_CFLAGS'].split(), link_args: config_host['LIBXML2_LIBS'].split()) endif libnfs = not_found if not get_option('libnfs').auto() or have_block libnfs = dependency('libnfs', version: '>=1.9.3', required: get_option('libnfs'), method: 'pkg-config', kwargs: static_kwargs) endif libattr_test = ''' #include #include #ifdef CONFIG_LIBATTR #include #else #include #endif int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }''' libattr = not_found have_old_libattr = false if not get_option('attr').disabled() if cc.links(libattr_test) libattr = declare_dependency() else libattr = cc.find_library('attr', has_headers: ['attr/xattr.h'], required: get_option('attr'), kwargs: static_kwargs) if libattr.found() and not \ cc.links(libattr_test, dependencies: libattr, args: '-DCONFIG_LIBATTR') libattr = not_found if get_option('attr').enabled() error('could not link libattr') else warning('could not link libattr, disabling') endif else have_old_libattr = libattr.found() endif endif endif cocoa = dependency('appleframeworks', modules: 'Cocoa', required: get_option('cocoa')) if cocoa.found() and get_option('sdl').enabled() error('Cocoa and SDL cannot be enabled at the same time') endif if cocoa.found() and get_option('gtk').enabled() error('Cocoa and GTK+ cannot be enabled at the same time') endif seccomp = not_found if not get_option('seccomp').auto() or have_system or have_tools seccomp = dependency('libseccomp', version: '>=2.3.0', required: get_option('seccomp'), method: 'pkg-config', kwargs: static_kwargs) endif libcap_ng = not_found if not get_option('cap_ng').auto() or have_system or have_tools libcap_ng = cc.find_library('cap-ng', has_headers: ['cap-ng.h'], required: get_option('cap_ng'), kwargs: static_kwargs) endif if libcap_ng.found() and not cc.links(''' #include int main(void) { capng_capability_to_name(CAPNG_EFFECTIVE); return 0; }''', dependencies: libcap_ng) libcap_ng = not_found if get_option('cap_ng').enabled() error('could not link libcap-ng') else warning('could not link libcap-ng, disabling') endif endif if get_option('xkbcommon').auto() and not have_system and not have_tools xkbcommon = not_found else xkbcommon = dependency('xkbcommon', required: get_option('xkbcommon'), method: 'pkg-config', kwargs: static_kwargs) endif vde = not_found if config_host.has_key('CONFIG_VDE') vde = declare_dependency(link_args: config_host['VDE_LIBS'].split()) endif pulse = not_found if 'CONFIG_LIBPULSE' in config_host pulse = declare_dependency(compile_args: config_host['PULSE_CFLAGS'].split(), link_args: config_host['PULSE_LIBS'].split()) endif alsa = not_found if 'CONFIG_ALSA' in config_host alsa = declare_dependency(compile_args: config_host['ALSA_CFLAGS'].split(), link_args: config_host['ALSA_LIBS'].split()) endif jack = not_found if 'CONFIG_LIBJACK' in config_host jack = declare_dependency(link_args: config_host['JACK_LIBS'].split()) endif spice = not_found spice_headers = not_found spice_protocol = not_found if 'CONFIG_SPICE' in config_host spice = declare_dependency(compile_args: config_host['SPICE_CFLAGS'].split(), link_args: config_host['SPICE_LIBS'].split()) spice_headers = declare_dependency(compile_args: config_host['SPICE_CFLAGS'].split()) endif if 'CONFIG_SPICE_PROTOCOL' in config_host spice_protocol = declare_dependency(compile_args: config_host['SPICE_PROTOCOL_CFLAGS'].split()) endif rt = cc.find_library('rt', required: false) libdl = not_found if 'CONFIG_PLUGIN' in config_host libdl = cc.find_library('dl', required: true) endif libiscsi = not_found if not get_option('libiscsi').auto() or have_block libiscsi = dependency('libiscsi', version: '>=1.9.0', required: get_option('libiscsi'), method: 'pkg-config', kwargs: static_kwargs) endif zstd = not_found if not get_option('zstd').auto() or have_block zstd = dependency('libzstd', version: '>=1.4.0', required: get_option('zstd'), method: 'pkg-config', kwargs: static_kwargs) endif gbm = not_found if 'CONFIG_GBM' in config_host gbm = declare_dependency(compile_args: config_host['GBM_CFLAGS'].split(), link_args: config_host['GBM_LIBS'].split()) endif virgl = not_found if 'CONFIG_VIRGL' in config_host virgl = declare_dependency(compile_args: config_host['VIRGL_CFLAGS'].split(), link_args: config_host['VIRGL_LIBS'].split()) endif curl = not_found if not get_option('curl').auto() or have_block curl = dependency('libcurl', version: '>=7.29.0', method: 'pkg-config', required: get_option('curl'), kwargs: static_kwargs) endif libudev = not_found if targetos == 'linux' and (have_system or have_tools) libudev = dependency('libudev', method: 'pkg-config', required: get_option('libudev'), kwargs: static_kwargs) endif mpathlibs = [libudev] mpathpersist = not_found mpathpersist_new_api = false if targetos == 'linux' and have_tools and not get_option('mpath').disabled() mpath_test_source_new = ''' #include #include unsigned mpath_mx_alloc_len = 1024; int logsink; static struct config *multipath_conf; extern struct udev *udev; extern struct config *get_multipath_config(void); extern void put_multipath_config(struct config *conf); struct udev *udev; struct config *get_multipath_config(void) { return multipath_conf; } void put_multipath_config(struct config *conf) { } int main(void) { udev = udev_new(); multipath_conf = mpath_lib_init(); return 0; }''' mpath_test_source_old = ''' #include #include unsigned mpath_mx_alloc_len = 1024; int logsink; int main(void) { struct udev *udev = udev_new(); mpath_lib_init(udev); return 0; }''' libmpathpersist = cc.find_library('mpathpersist', required: get_option('mpath'), kwargs: static_kwargs) if libmpathpersist.found() mpathlibs += libmpathpersist if enable_static mpathlibs += cc.find_library('devmapper', required: get_option('mpath'), kwargs: static_kwargs) endif mpathlibs += cc.find_library('multipath', required: get_option('mpath'), kwargs: static_kwargs) foreach lib: mpathlibs if not lib.found() mpathlibs = [] break endif endforeach if mpathlibs.length() == 0 msg = 'Dependencies missing for libmpathpersist' elif cc.links(mpath_test_source_new, dependencies: mpathlibs) mpathpersist = declare_dependency(dependencies: mpathlibs) mpathpersist_new_api = true elif cc.links(mpath_test_source_old, dependencies: mpathlibs) mpathpersist = declare_dependency(dependencies: mpathlibs) else msg = 'Cannot detect libmpathpersist API' endif if not mpathpersist.found() if get_option('mpath').enabled() error(msg) else warning(msg + ', disabling') endif endif endif endif iconv = not_found curses = not_found if have_system and not get_option('curses').disabled() curses_test = ''' #include #include #include int main(void) { wchar_t wch = L'w'; setlocale(LC_ALL, ""); resize_term(0, 0); addwstr(L"wide chars\n"); addnwstr(&wch, 1); add_wch(WACS_DEGREE); return 0; }''' curses_dep_list = targetos == 'windows' ? ['ncurses', 'ncursesw'] : ['ncursesw'] foreach curses_dep : curses_dep_list if not curses.found() curses = dependency(curses_dep, required: false, method: 'pkg-config', kwargs: static_kwargs) endif endforeach msg = get_option('curses').enabled() ? 'curses library not found' : '' curses_compile_args = ['-DNCURSES_WIDECHAR'] if curses.found() if cc.links(curses_test, args: curses_compile_args, dependencies: [curses]) curses = declare_dependency(compile_args: curses_compile_args, dependencies: [curses]) else msg = 'curses package not usable' curses = not_found endif endif if not curses.found() has_curses_h = cc.has_header('curses.h', args: curses_compile_args) if targetos != 'windows' and not has_curses_h message('Trying with /usr/include/ncursesw') curses_compile_args += ['-I/usr/include/ncursesw'] has_curses_h = cc.has_header('curses.h', args: curses_compile_args) endif if has_curses_h curses_libname_list = (targetos == 'windows' ? ['pdcurses'] : ['ncursesw', 'cursesw']) foreach curses_libname : curses_libname_list libcurses = cc.find_library(curses_libname, required: false, kwargs: static_kwargs) if libcurses.found() if cc.links(curses_test, args: curses_compile_args, dependencies: libcurses) curses = declare_dependency(compile_args: curses_compile_args, dependencies: [libcurses]) break else msg = 'curses library not usable' endif endif endforeach endif endif if not get_option('iconv').disabled() foreach link_args : [ ['-liconv'], [] ] # Programs will be linked with glib and this will bring in libiconv on FreeBSD. # We need to use libiconv if available because mixing libiconv's headers with # the system libc does not work. # However, without adding glib to the dependencies -L/usr/local/lib will not be # included in the command line and libiconv will not be found. if cc.links(''' #include int main(void) { iconv_t conv = iconv_open("WCHAR_T", "UCS-2"); return conv != (iconv_t) -1; }''', args: config_host['GLIB_CFLAGS'].split() + config_host['GLIB_LIBS'].split() + link_args) iconv = declare_dependency(link_args: link_args, dependencies: glib) break endif endforeach endif if curses.found() and not iconv.found() if get_option('iconv').enabled() error('iconv not available') endif msg = 'iconv required for curses UI but not available' curses = not_found endif if not curses.found() and msg != '' if get_option('curses').enabled() error(msg) else warning(msg + ', disabling') endif endif endif brlapi = not_found if not get_option('brlapi').auto() or have_system brlapi = cc.find_library('brlapi', has_headers: ['brlapi.h'], required: get_option('brlapi'), kwargs: static_kwargs) if brlapi.found() and not cc.links(''' #include #include int main(void) { return brlapi__openConnection (NULL, NULL, NULL); }''', dependencies: brlapi) brlapi = not_found if get_option('brlapi').enabled() error('could not link brlapi') else warning('could not link brlapi, disabling') endif endif endif sdl = not_found if not get_option('sdl').auto() or (have_system and not cocoa.found()) sdl = dependency('sdl2', required: get_option('sdl'), kwargs: static_kwargs) sdl_image = not_found endif if sdl.found() # work around 2.0.8 bug sdl = declare_dependency(compile_args: '-Wno-undef', dependencies: sdl) sdl_image = dependency('SDL2_image', required: get_option('sdl_image'), method: 'pkg-config', kwargs: static_kwargs) else if get_option('sdl_image').enabled() error('sdl-image required, but SDL was @0@'.format( get_option('sdl').disabled() ? 'disabled' : 'not found')) endif sdl_image = not_found endif rbd = not_found if not get_option('rbd').auto() or have_block librados = cc.find_library('rados', required: get_option('rbd'), kwargs: static_kwargs) librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'], required: get_option('rbd'), kwargs: static_kwargs) if librados.found() and librbd.found() if cc.links(''' #include #include int main(void) { rados_t cluster; rados_create(&cluster, NULL); return 0; }''', dependencies: [librbd, librados]) rbd = declare_dependency(dependencies: [librbd, librados]) elif get_option('rbd').enabled() error('could not link librados') else warning('could not link librados, disabling') endif endif endif glusterfs = not_found glusterfs_ftruncate_has_stat = false glusterfs_iocb_has_stat = false if not get_option('glusterfs').auto() or have_block glusterfs = dependency('glusterfs-api', version: '>=3', required: get_option('glusterfs'), method: 'pkg-config', kwargs: static_kwargs) if glusterfs.found() glusterfs_ftruncate_has_stat = cc.links(''' #include int main(void) { /* new glfs_ftruncate() passes two additional args */ return glfs_ftruncate(NULL, 0, NULL, NULL); } ''', dependencies: glusterfs) glusterfs_iocb_has_stat = cc.links(''' #include /* new glfs_io_cbk() passes two additional glfs_stat structs */ static void glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data) {} int main(void) { glfs_io_cbk iocb = &glusterfs_iocb; iocb(NULL, 0 , NULL, NULL, NULL); return 0; } ''', dependencies: glusterfs) endif endif libssh = not_found if 'CONFIG_LIBSSH' in config_host libssh = declare_dependency(compile_args: config_host['LIBSSH_CFLAGS'].split(), link_args: config_host['LIBSSH_LIBS'].split()) endif libbzip2 = not_found if not get_option('bzip2').auto() or have_block libbzip2 = cc.find_library('bz2', has_headers: ['bzlib.h'], required: get_option('bzip2'), kwargs: static_kwargs) if libbzip2.found() and not cc.links(''' #include int main(void) { BZ2_bzlibVersion(); return 0; }''', dependencies: libbzip2) libbzip2 = not_found if get_option('bzip2').enabled() error('could not link libbzip2') else warning('could not link libbzip2, disabling') endif endif endif liblzfse = not_found if not get_option('lzfse').auto() or have_block liblzfse = cc.find_library('lzfse', has_headers: ['lzfse.h'], required: get_option('lzfse'), kwargs: static_kwargs) endif if liblzfse.found() and not cc.links(''' #include int main(void) { lzfse_decode_scratch_size(); return 0; }''', dependencies: liblzfse) liblzfse = not_found if get_option('lzfse').enabled() error('could not link liblzfse') else warning('could not link liblzfse, disabling') endif endif oss = not_found if 'CONFIG_AUDIO_OSS' in config_host oss = declare_dependency(link_args: config_host['OSS_LIBS'].split()) endif dsound = not_found if 'CONFIG_AUDIO_DSOUND' in config_host dsound = declare_dependency(link_args: config_host['DSOUND_LIBS'].split()) endif coreaudio = not_found if 'CONFIG_AUDIO_COREAUDIO' in config_host coreaudio = declare_dependency(link_args: config_host['COREAUDIO_LIBS'].split()) endif opengl = not_found if 'CONFIG_OPENGL' in config_host opengl = declare_dependency(compile_args: config_host['OPENGL_CFLAGS'].split(), link_args: config_host['OPENGL_LIBS'].split()) endif gtk = not_found gtkx11 = not_found if not get_option('gtk').auto() or (have_system and not cocoa.found()) gtk = dependency('gtk+-3.0', version: '>=3.22.0', method: 'pkg-config', required: get_option('gtk'), kwargs: static_kwargs) if gtk.found() gtkx11 = dependency('gtk+-x11-3.0', version: '>=3.22.0', method: 'pkg-config', required: false, kwargs: static_kwargs) gtk = declare_dependency(dependencies: [gtk, gtkx11]) endif endif vte = not_found if 'CONFIG_VTE' in config_host vte = declare_dependency(compile_args: config_host['VTE_CFLAGS'].split(), link_args: config_host['VTE_LIBS'].split()) endif x11 = not_found if gtkx11.found() x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(), kwargs: static_kwargs) endif vnc = not_found png = not_found jpeg = not_found sasl = not_found if get_option('vnc').enabled() vnc = declare_dependency() # dummy dependency png = dependency('libpng', required: get_option('vnc_png'), method: 'pkg-config', kwargs: static_kwargs) jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'), method: 'pkg-config', kwargs: static_kwargs) sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'], required: get_option('vnc_sasl'), kwargs: static_kwargs) if sasl.found() sasl = declare_dependency(dependencies: sasl, compile_args: '-DSTRUCT_IOVEC_DEFINED') endif endif snappy = not_found if not get_option('snappy').auto() or have_system snappy = cc.find_library('snappy', has_headers: ['snappy-c.h'], required: get_option('snappy'), kwargs: static_kwargs) endif if snappy.found() and not cc.links(''' #include int main(void) { snappy_max_compressed_length(4096); return 0; }''', dependencies: snappy) snappy = not_found if get_option('snappy').enabled() error('could not link libsnappy') else warning('could not link libsnappy, disabling') endif endif lzo = not_found if not get_option('lzo').auto() or have_system lzo = cc.find_library('lzo2', has_headers: ['lzo/lzo1x.h'], required: get_option('lzo'), kwargs: static_kwargs) endif if lzo.found() and not cc.links(''' #include int main(void) { lzo_version(); return 0; }''', dependencies: lzo) lzo = not_found if get_option('lzo').enabled() error('could not link liblzo2') else warning('could not link liblzo2, disabling') endif endif rdma = not_found if 'CONFIG_RDMA' in config_host rdma = declare_dependency(link_args: config_host['RDMA_LIBS'].split()) endif numa = not_found if 'CONFIG_NUMA' in config_host numa = declare_dependency(link_args: config_host['NUMA_LIBS'].split()) endif xen = not_found if 'CONFIG_XEN_BACKEND' in config_host xen = declare_dependency(compile_args: config_host['XEN_CFLAGS'].split(), link_args: config_host['XEN_LIBS'].split()) endif cacard = not_found if 'CONFIG_SMARTCARD' in config_host cacard = declare_dependency(compile_args: config_host['SMARTCARD_CFLAGS'].split(), link_args: config_host['SMARTCARD_LIBS'].split()) endif u2f = not_found if have_system u2f = dependency('u2f-emu', required: get_option('u2f'), method: 'pkg-config', kwargs: static_kwargs) endif usbredir = not_found if 'CONFIG_USB_REDIR' in config_host usbredir = declare_dependency(compile_args: config_host['USB_REDIR_CFLAGS'].split(), link_args: config_host['USB_REDIR_LIBS'].split()) endif libusb = not_found if 'CONFIG_USB_LIBUSB' in config_host libusb = declare_dependency(compile_args: config_host['LIBUSB_CFLAGS'].split(), link_args: config_host['LIBUSB_LIBS'].split()) endif libpmem = not_found if 'CONFIG_LIBPMEM' in config_host libpmem = declare_dependency(compile_args: config_host['LIBPMEM_CFLAGS'].split(), link_args: config_host['LIBPMEM_LIBS'].split()) endif libdaxctl = not_found if 'CONFIG_LIBDAXCTL' in config_host libdaxctl = declare_dependency(link_args: config_host['LIBDAXCTL_LIBS'].split()) endif tasn1 = not_found if 'CONFIG_TASN1' in config_host tasn1 = declare_dependency(compile_args: config_host['TASN1_CFLAGS'].split(), link_args: config_host['TASN1_LIBS'].split()) endif keyutils = dependency('libkeyutils', required: false, method: 'pkg-config', kwargs: static_kwargs) has_gettid = cc.has_function('gettid') # Malloc tests malloc = [] if get_option('malloc') == 'system' has_malloc_trim = \ not get_option('malloc_trim').disabled() and \ cc.links('''#include int main(void) { malloc_trim(0); return 0; }''') else has_malloc_trim = false malloc = cc.find_library(get_option('malloc'), required: true) endif if not has_malloc_trim and get_option('malloc_trim').enabled() if get_option('malloc') == 'system' error('malloc_trim not available on this platform.') else error('malloc_trim not available with non-libc memory allocator') endif endif # Check whether the glibc provides statx() statx_test = ''' #ifndef _GNU_SOURCE #define _GNU_SOURCE #endif #include int main(void) { struct statx statxbuf; statx(0, "", 0, STATX_BASIC_STATS, &statxbuf); return 0; }''' has_statx = cc.links(statx_test) have_vhost_user_blk_server = (targetos == 'linux' and 'CONFIG_VHOST_USER' in config_host) if get_option('vhost_user_blk_server').enabled() if targetos != 'linux' error('vhost_user_blk_server requires linux') elif 'CONFIG_VHOST_USER' not in config_host error('vhost_user_blk_server requires vhost-user support') endif elif get_option('vhost_user_blk_server').disabled() or not have_system have_vhost_user_blk_server = false endif if get_option('fuse').disabled() and get_option('fuse_lseek').enabled() error('Cannot enable fuse-lseek while fuse is disabled') endif fuse = dependency('fuse3', required: get_option('fuse'), version: '>=3.1', method: 'pkg-config', kwargs: static_kwargs) fuse_lseek = not_found if not get_option('fuse_lseek').disabled() if fuse.version().version_compare('>=3.8') # Dummy dependency fuse_lseek = declare_dependency() elif get_option('fuse_lseek').enabled() if fuse.found() error('fuse-lseek requires libfuse >=3.8, found ' + fuse.version()) else error('fuse-lseek requires libfuse, which was not found') endif endif endif # libbpf libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config') if libbpf.found() and not cc.links(''' #include int main(void) { bpf_object__destroy_skeleton(NULL); return 0; }''', dependencies: libbpf) libbpf = not_found if get_option('bpf').enabled() error('libbpf skeleton test failed') else warning('libbpf skeleton test failed, disabling') endif endif if get_option('cfi') cfi_flags=[] # Check for dependency on LTO if not get_option('b_lto') error('Selected Control-Flow Integrity but LTO is disabled') endif if config_host.has_key('CONFIG_MODULES') error('Selected Control-Flow Integrity is not compatible with modules') endif # Check for cfi flags. CFI requires LTO so we can't use # get_supported_arguments, but need a more complex "compiles" which allows # custom arguments if cc.compiles('int main () { return 0; }', name: '-fsanitize=cfi-icall', args: ['-flto', '-fsanitize=cfi-icall'] ) cfi_flags += '-fsanitize=cfi-icall' else error('-fsanitize=cfi-icall is not supported by the compiler') endif if cc.compiles('int main () { return 0; }', name: '-fsanitize-cfi-icall-generalize-pointers', args: ['-flto', '-fsanitize=cfi-icall', '-fsanitize-cfi-icall-generalize-pointers'] ) cfi_flags += '-fsanitize-cfi-icall-generalize-pointers' else error('-fsanitize-cfi-icall-generalize-pointers is not supported by the compiler') endif if get_option('cfi_debug') if cc.compiles('int main () { return 0; }', name: '-fno-sanitize-trap=cfi-icall', args: ['-flto', '-fsanitize=cfi-icall', '-fno-sanitize-trap=cfi-icall'] ) cfi_flags += '-fno-sanitize-trap=cfi-icall' else error('-fno-sanitize-trap=cfi-icall is not supported by the compiler') endif endif add_global_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc']) add_global_link_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc']) endif ################# # config-host.h # ################# have_virtfs = (targetos == 'linux' and have_system and libattr.found() and libcap_ng.found()) have_virtfs_proxy_helper = have_virtfs and have_tools if get_option('virtfs').enabled() if not have_virtfs if targetos != 'linux' error('virtio-9p (virtfs) requires Linux') elif not libcap_ng.found() or not libattr.found() error('virtio-9p (virtfs) requires libcap-ng-devel and libattr-devel') elif not have_system error('virtio-9p (virtfs) needs system emulation support') endif endif elif get_option('virtfs').disabled() have_virtfs = false endif config_host_data.set_quoted('CONFIG_BINDIR', get_option('prefix') / get_option('bindir')) config_host_data.set_quoted('CONFIG_PREFIX', get_option('prefix')) config_host_data.set_quoted('CONFIG_QEMU_CONFDIR', get_option('prefix') / qemu_confdir) config_host_data.set_quoted('CONFIG_QEMU_DATADIR', get_option('prefix') / qemu_datadir) config_host_data.set_quoted('CONFIG_QEMU_DESKTOPDIR', get_option('prefix') / qemu_desktopdir) config_host_data.set_quoted('CONFIG_QEMU_FIRMWAREPATH', get_option('qemu_firmwarepath')) config_host_data.set_quoted('CONFIG_QEMU_HELPERDIR', get_option('prefix') / get_option('libexecdir')) config_host_data.set_quoted('CONFIG_QEMU_ICONDIR', get_option('prefix') / qemu_icondir) config_host_data.set_quoted('CONFIG_QEMU_LOCALEDIR', get_option('prefix') / get_option('localedir')) config_host_data.set_quoted('CONFIG_QEMU_LOCALSTATEDIR', get_option('prefix') / get_option('localstatedir')) config_host_data.set_quoted('CONFIG_QEMU_MODDIR', get_option('prefix') / qemu_moddir) config_host_data.set_quoted('CONFIG_SYSCONFDIR', get_option('prefix') / get_option('sysconfdir')) config_host_data.set('CONFIG_ATTR', libattr.found()) config_host_data.set('CONFIG_BRLAPI', brlapi.found()) config_host_data.set('CONFIG_COCOA', cocoa.found()) config_host_data.set('CONFIG_LIBUDEV', libudev.found()) config_host_data.set('CONFIG_LZO', lzo.found()) config_host_data.set('CONFIG_MPATH', mpathpersist.found()) config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api) config_host_data.set('CONFIG_CURL', curl.found()) config_host_data.set('CONFIG_CURSES', curses.found()) config_host_data.set('CONFIG_GLUSTERFS', glusterfs.found()) if glusterfs.found() config_host_data.set('CONFIG_GLUSTERFS_XLATOR_OPT', glusterfs.version().version_compare('>=4')) config_host_data.set('CONFIG_GLUSTERFS_DISCARD', glusterfs.version().version_compare('>=5')) config_host_data.set('CONFIG_GLUSTERFS_FALLOCATE', glusterfs.version().version_compare('>=6')) config_host_data.set('CONFIG_GLUSTERFS_ZEROFILL', glusterfs.version().version_compare('>=6')) config_host_data.set('CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT', glusterfs_ftruncate_has_stat) config_host_data.set('CONFIG_GLUSTERFS_IOCB_HAS_STAT', glusterfs_iocb_has_stat) endif config_host_data.set('CONFIG_GTK', gtk.found()) config_host_data.set('CONFIG_LIBATTR', have_old_libattr) config_host_data.set('CONFIG_LIBCAP_NG', libcap_ng.found()) config_host_data.set('CONFIG_EBPF', libbpf.found()) config_host_data.set('CONFIG_LIBISCSI', libiscsi.found()) config_host_data.set('CONFIG_LIBNFS', libnfs.found()) config_host_data.set('CONFIG_RBD', rbd.found()) config_host_data.set('CONFIG_SDL', sdl.found()) config_host_data.set('CONFIG_SDL_IMAGE', sdl_image.found()) config_host_data.set('CONFIG_SECCOMP', seccomp.found()) config_host_data.set('CONFIG_SNAPPY', snappy.found()) config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server) config_host_data.set('CONFIG_VNC', vnc.found()) config_host_data.set('CONFIG_VNC_JPEG', jpeg.found()) config_host_data.set('CONFIG_VNC_PNG', png.found()) config_host_data.set('CONFIG_VNC_SASL', sasl.found()) config_host_data.set('CONFIG_VIRTFS', have_virtfs) config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found()) config_host_data.set('CONFIG_KEYUTILS', keyutils.found()) config_host_data.set('CONFIG_GETTID', has_gettid) config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim) config_host_data.set('CONFIG_STATX', has_statx) config_host_data.set('CONFIG_ZSTD', zstd.found()) config_host_data.set('CONFIG_FUSE', fuse.found()) config_host_data.set('CONFIG_FUSE_LSEEK', fuse_lseek.found()) config_host_data.set('CONFIG_X11', x11.found()) config_host_data.set('CONFIG_CFI', get_option('cfi')) config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version())) config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0]) config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1]) config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2]) config_host_data.set('HAVE_BTRFS_H', cc.has_header('linux/btrfs.h')) config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h')) config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h')) config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h')) config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h')) config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include ')) config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include ')) ignored = ['CONFIG_QEMU_INTERP_PREFIX'] # actually per-target arrays = ['CONFIG_AUDIO_DRIVERS', 'CONFIG_BDRV_RW_WHITELIST', 'CONFIG_BDRV_RO_WHITELIST'] strings = ['HOST_DSOSUF', 'CONFIG_IASL'] foreach k, v: config_host if ignored.contains(k) # do nothing elif arrays.contains(k) if v != '' v = '"' + '", "'.join(v.split()) + '", ' endif config_host_data.set(k, v) elif k == 'ARCH' config_host_data.set('HOST_' + v.to_upper(), 1) elif strings.contains(k) if not k.startswith('CONFIG_') k = 'CONFIG_' + k.to_upper() endif config_host_data.set_quoted(k, v) elif k.startswith('CONFIG_') or k.startswith('HAVE_') or k.startswith('HOST_') config_host_data.set(k, v == 'y' ? 1 : v) endif endforeach ######################## # Target configuration # ######################## minikconf = find_program('scripts/minikconf.py') config_all = {} config_all_devices = {} config_all_disas = {} config_devices_mak_list = [] config_devices_h = {} config_target_h = {} config_target_mak = {} disassemblers = { 'alpha' : ['CONFIG_ALPHA_DIS'], 'arm' : ['CONFIG_ARM_DIS'], 'avr' : ['CONFIG_AVR_DIS'], 'cris' : ['CONFIG_CRIS_DIS'], 'hexagon' : ['CONFIG_HEXAGON_DIS'], 'hppa' : ['CONFIG_HPPA_DIS'], 'i386' : ['CONFIG_I386_DIS'], 'x86_64' : ['CONFIG_I386_DIS'], 'x32' : ['CONFIG_I386_DIS'], 'm68k' : ['CONFIG_M68K_DIS'], 'microblaze' : ['CONFIG_MICROBLAZE_DIS'], 'mips' : ['CONFIG_MIPS_DIS'], 'nios2' : ['CONFIG_NIOS2_DIS'], 'or1k' : ['CONFIG_OPENRISC_DIS'], 'ppc' : ['CONFIG_PPC_DIS'], 'riscv' : ['CONFIG_RISCV_DIS'], 'rx' : ['CONFIG_RX_DIS'], 's390' : ['CONFIG_S390_DIS'], 'sh4' : ['CONFIG_SH4_DIS'], 'sparc' : ['CONFIG_SPARC_DIS'], 'xtensa' : ['CONFIG_XTENSA_DIS'], } if link_language == 'cpp' disassemblers += { 'aarch64' : [ 'CONFIG_ARM_A64_DIS'], 'arm' : [ 'CONFIG_ARM_DIS', 'CONFIG_ARM_A64_DIS'], 'mips' : [ 'CONFIG_MIPS_DIS', 'CONFIG_NANOMIPS_DIS'], } endif host_kconfig = \ ('CONFIG_TPM' in config_host ? ['CONFIG_TPM=y'] : []) + \ ('CONFIG_SPICE' in config_host ? ['CONFIG_SPICE=y'] : []) + \ ('CONFIG_IVSHMEM' in config_host ? ['CONFIG_IVSHMEM=y'] : []) + \ ('CONFIG_OPENGL' in config_host ? ['CONFIG_OPENGL=y'] : []) + \ (x11.found() ? ['CONFIG_X11=y'] : []) + \ ('CONFIG_VHOST_USER' in config_host ? ['CONFIG_VHOST_USER=y'] : []) + \ ('CONFIG_VHOST_VDPA' in config_host ? ['CONFIG_VHOST_VDPA=y'] : []) + \ ('CONFIG_VHOST_KERNEL' in config_host ? ['CONFIG_VHOST_KERNEL=y'] : []) + \ (have_virtfs ? ['CONFIG_VIRTFS=y'] : []) + \ ('CONFIG_LINUX' in config_host ? ['CONFIG_LINUX=y'] : []) + \ ('CONFIG_PVRDMA' in config_host ? ['CONFIG_PVRDMA=y'] : []) + \ (multiprocess_allowed ? ['CONFIG_MULTIPROCESS_ALLOWED=y'] : []) ignored = [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ] default_targets = 'CONFIG_DEFAULT_TARGETS' in config_host actual_target_dirs = [] fdt_required = [] foreach target : target_dirs config_target = { 'TARGET_NAME': target.split('-')[0] } if target.endswith('linux-user') if targetos != 'linux' if default_targets continue endif error('Target @0@ is only available on a Linux host'.format(target)) endif config_target += { 'CONFIG_LINUX_USER': 'y' } elif target.endswith('bsd-user') if 'CONFIG_BSD' not in config_host if default_targets continue endif error('Target @0@ is only available on a BSD host'.format(target)) endif config_target += { 'CONFIG_BSD_USER': 'y' } elif target.endswith('softmmu') config_target += { 'CONFIG_SOFTMMU': 'y' } endif if target.endswith('-user') config_target += { 'CONFIG_USER_ONLY': 'y', 'CONFIG_QEMU_INTERP_PREFIX': config_host['CONFIG_QEMU_INTERP_PREFIX'].format(config_target['TARGET_NAME']) } endif accel_kconfig = [] foreach sym: accelerators if sym == 'CONFIG_TCG' or target in accelerator_targets.get(sym, []) config_target += { sym: 'y' } config_all += { sym: 'y' } if sym == 'CONFIG_TCG' and tcg_arch == 'tci' config_target += { 'CONFIG_TCG_INTERPRETER': 'y' } elif sym == 'CONFIG_XEN' and have_xen_pci_passthrough config_target += { 'CONFIG_XEN_PCI_PASSTHROUGH': 'y' } endif accel_kconfig += [ sym + '=y' ] endif endforeach if accel_kconfig.length() == 0 if default_targets continue endif error('No accelerator available for target @0@'.format(target)) endif actual_target_dirs += target config_target += keyval.load('default-configs/targets' / target + '.mak') config_target += { 'TARGET_' + config_target['TARGET_ARCH'].to_upper(): 'y' } if 'TARGET_NEED_FDT' in config_target fdt_required += target endif # Add default keys if 'TARGET_BASE_ARCH' not in config_target config_target += {'TARGET_BASE_ARCH': config_target['TARGET_ARCH']} endif if 'TARGET_ABI_DIR' not in config_target config_target += {'TARGET_ABI_DIR': config_target['TARGET_ARCH']} endif foreach k, v: disassemblers if config_host['ARCH'].startswith(k) or config_target['TARGET_BASE_ARCH'].startswith(k) foreach sym: v config_target += { sym: 'y' } config_all_disas += { sym: 'y' } endforeach endif endforeach config_target_data = configuration_data() foreach k, v: config_target if not k.startswith('TARGET_') and not k.startswith('CONFIG_') # do nothing elif ignored.contains(k) # do nothing elif k == 'TARGET_BASE_ARCH' # Note that TARGET_BASE_ARCH ends up in config-target.h but it is # not used to select files from sourcesets. config_target_data.set('TARGET_' + v.to_upper(), 1) elif k == 'TARGET_NAME' or k == 'CONFIG_QEMU_INTERP_PREFIX' config_target_data.set_quoted(k, v) elif v == 'y' config_target_data.set(k, 1) else config_target_data.set(k, v) endif endforeach config_target_h += {target: configure_file(output: target + '-config-target.h', configuration: config_target_data)} if target.endswith('-softmmu') config_devices_mak = target + '-config-devices.mak' config_devices_mak = configure_file( input: ['default-configs/devices' / target + '.mak', 'Kconfig'], output: config_devices_mak, depfile: config_devices_mak + '.d', capture: true, command: [minikconf, get_option('default_devices') ? '--defconfig' : '--allnoconfig', config_devices_mak, '@DEPFILE@', '@INPUT@', host_kconfig, accel_kconfig]) config_devices_data = configuration_data() config_devices = keyval.load(config_devices_mak) foreach k, v: config_devices config_devices_data.set(k, 1) endforeach config_devices_mak_list += config_devices_mak config_devices_h += {target: configure_file(output: target + '-config-devices.h', configuration: config_devices_data)} config_target += config_devices config_all_devices += config_devices endif config_target_mak += {target: config_target} endforeach target_dirs = actual_target_dirs # This configuration is used to build files that are shared by # multiple binaries, and then extracted out of the "common" # static_library target. # # We do not use all_sources()/all_dependencies(), because it would # build literally all source files, including devices only used by # targets that are not built for this compilation. The CONFIG_ALL # pseudo symbol replaces it. config_all += config_all_devices config_all += config_host config_all += config_all_disas config_all += { 'CONFIG_XEN': config_host.has_key('CONFIG_XEN_BACKEND'), 'CONFIG_SOFTMMU': have_system, 'CONFIG_USER_ONLY': have_user, 'CONFIG_ALL': true, } ############## # Submodules # ############## capstone = not_found capstone_opt = get_option('capstone') if capstone_opt in ['enabled', 'auto', 'system'] have_internal = fs.exists(meson.current_source_dir() / 'capstone/Makefile') capstone = dependency('capstone', version: '>=4.0', kwargs: static_kwargs, method: 'pkg-config', required: capstone_opt == 'system' or capstone_opt == 'enabled' and not have_internal) if capstone.found() capstone_opt = 'system' elif have_internal capstone_opt = 'internal' else capstone_opt = 'disabled' endif endif if capstone_opt == 'internal' capstone_data = configuration_data() capstone_data.set('CAPSTONE_USE_SYS_DYN_MEM', '1') capstone_files = files( 'capstone/cs.c', 'capstone/MCInst.c', 'capstone/MCInstrDesc.c', 'capstone/MCRegisterInfo.c', 'capstone/SStream.c', 'capstone/utils.c' ) if 'CONFIG_ARM_DIS' in config_all_disas capstone_data.set('CAPSTONE_HAS_ARM', '1') capstone_files += files( 'capstone/arch/ARM/ARMDisassembler.c', 'capstone/arch/ARM/ARMInstPrinter.c', 'capstone/arch/ARM/ARMMapping.c', 'capstone/arch/ARM/ARMModule.c' ) endif # FIXME: This config entry currently depends on a c++ compiler. # Which is needed for building libvixl, but not for capstone. if 'CONFIG_ARM_A64_DIS' in config_all_disas capstone_data.set('CAPSTONE_HAS_ARM64', '1') capstone_files += files( 'capstone/arch/AArch64/AArch64BaseInfo.c', 'capstone/arch/AArch64/AArch64Disassembler.c', 'capstone/arch/AArch64/AArch64InstPrinter.c', 'capstone/arch/AArch64/AArch64Mapping.c', 'capstone/arch/AArch64/AArch64Module.c' ) endif if 'CONFIG_PPC_DIS' in config_all_disas capstone_data.set('CAPSTONE_HAS_POWERPC', '1') capstone_files += files( 'capstone/arch/PowerPC/PPCDisassembler.c', 'capstone/arch/PowerPC/PPCInstPrinter.c', 'capstone/arch/PowerPC/PPCMapping.c', 'capstone/arch/PowerPC/PPCModule.c' ) endif if 'CONFIG_S390_DIS' in config_all_disas capstone_data.set('CAPSTONE_HAS_SYSZ', '1') capstone_files += files( 'capstone/arch/SystemZ/SystemZDisassembler.c', 'capstone/arch/SystemZ/SystemZInstPrinter.c', 'capstone/arch/SystemZ/SystemZMapping.c', 'capstone/arch/SystemZ/SystemZModule.c', 'capstone/arch/SystemZ/SystemZMCTargetDesc.c' ) endif if 'CONFIG_I386_DIS' in config_all_disas capstone_data.set('CAPSTONE_HAS_X86', 1) capstone_files += files( 'capstone/arch/X86/X86Disassembler.c', 'capstone/arch/X86/X86DisassemblerDecoder.c', 'capstone/arch/X86/X86ATTInstPrinter.c', 'capstone/arch/X86/X86IntelInstPrinter.c', 'capstone/arch/X86/X86InstPrinterCommon.c', 'capstone/arch/X86/X86Mapping.c', 'capstone/arch/X86/X86Module.c' ) endif configure_file(output: 'capstone-defs.h', configuration: capstone_data) capstone_cargs = [ # FIXME: There does not seem to be a way to completely replace the c_args # that come from add_project_arguments() -- we can only add to them. # So: disable all warnings with a big hammer. '-Wno-error', '-w', # Include all configuration defines via a header file, which will wind up # as a dependency on the object file, and thus changes here will result # in a rebuild. '-include', 'capstone-defs.h' ] libcapstone = static_library('capstone', build_by_default: false, sources: capstone_files, c_args: capstone_cargs, include_directories: 'capstone/include') capstone = declare_dependency(link_with: libcapstone, include_directories: 'capstone/include/capstone') endif slirp = not_found slirp_opt = 'disabled' if have_system slirp_opt = get_option('slirp') if slirp_opt in ['enabled', 'auto', 'system'] have_internal = fs.exists(meson.current_source_dir() / 'slirp/meson.build') slirp = dependency('slirp', kwargs: static_kwargs, method: 'pkg-config', required: slirp_opt == 'system' or slirp_opt == 'enabled' and not have_internal) if slirp.found() slirp_opt = 'system' elif have_internal slirp_opt = 'internal' else slirp_opt = 'disabled' endif endif if slirp_opt == 'internal' slirp_deps = [] if targetos == 'windows' slirp_deps = cc.find_library('iphlpapi') endif slirp_conf = configuration_data() slirp_conf.set('SLIRP_MAJOR_VERSION', meson.project_version().split('.')[0]) slirp_conf.set('SLIRP_MINOR_VERSION', meson.project_version().split('.')[1]) slirp_conf.set('SLIRP_MICRO_VERSION', meson.project_version().split('.')[2]) slirp_conf.set_quoted('SLIRP_VERSION_STRING', meson.project_version()) slirp_cargs = ['-DG_LOG_DOMAIN="Slirp"'] slirp_files = [ 'slirp/src/arp_table.c', 'slirp/src/bootp.c', 'slirp/src/cksum.c', 'slirp/src/dhcpv6.c', 'slirp/src/dnssearch.c', 'slirp/src/if.c', 'slirp/src/ip6_icmp.c', 'slirp/src/ip6_input.c', 'slirp/src/ip6_output.c', 'slirp/src/ip_icmp.c', 'slirp/src/ip_input.c', 'slirp/src/ip_output.c', 'slirp/src/mbuf.c', 'slirp/src/misc.c', 'slirp/src/ncsi.c', 'slirp/src/ndp_table.c', 'slirp/src/sbuf.c', 'slirp/src/slirp.c', 'slirp/src/socket.c', 'slirp/src/state.c', 'slirp/src/stream.c', 'slirp/src/tcp_input.c', 'slirp/src/tcp_output.c', 'slirp/src/tcp_subr.c', 'slirp/src/tcp_timer.c', 'slirp/src/tftp.c', 'slirp/src/udp.c', 'slirp/src/udp6.c', 'slirp/src/util.c', 'slirp/src/version.c', 'slirp/src/vmstate.c', ] configure_file( input : 'slirp/src/libslirp-version.h.in', output : 'libslirp-version.h', configuration: slirp_conf) slirp_inc = include_directories('slirp', 'slirp/src') libslirp = static_library('slirp', build_by_default: false, sources: slirp_files, c_args: slirp_cargs, include_directories: slirp_inc) slirp = declare_dependency(link_with: libslirp, dependencies: slirp_deps, include_directories: slirp_inc) endif endif # For CFI, we need to compile slirp as a static library together with qemu. # This is because we register slirp functions as callbacks for QEMU Timers. # When using a system-wide shared libslirp, the type information for the # callback is missing and the timer call produces a false positive with CFI. # # Now that slirp_opt has been defined, check if the selected slirp is compatible # with control-flow integrity. if get_option('cfi') and slirp_opt == 'system' error('Control-Flow Integrity is not compatible with system-wide slirp.' \ + ' Please configure with --enable-slirp=git') endif fdt = not_found fdt_opt = get_option('fdt') if have_system if fdt_opt in ['enabled', 'auto', 'system'] have_internal = fs.exists(meson.current_source_dir() / 'dtc/libfdt/Makefile.libfdt') fdt = cc.find_library('fdt', kwargs: static_kwargs, required: fdt_opt == 'system' or fdt_opt == 'enabled' and not have_internal) if fdt.found() and cc.links(''' #include #include int main(void) { fdt_check_full(NULL, 0); return 0; }''', dependencies: fdt) fdt_opt = 'system' elif have_internal fdt_opt = 'internal' else fdt_opt = 'disabled' endif endif if fdt_opt == 'internal' fdt_files = files( 'dtc/libfdt/fdt.c', 'dtc/libfdt/fdt_ro.c', 'dtc/libfdt/fdt_wip.c', 'dtc/libfdt/fdt_sw.c', 'dtc/libfdt/fdt_rw.c', 'dtc/libfdt/fdt_strerror.c', 'dtc/libfdt/fdt_empty_tree.c', 'dtc/libfdt/fdt_addresses.c', 'dtc/libfdt/fdt_overlay.c', 'dtc/libfdt/fdt_check.c', ) fdt_inc = include_directories('dtc/libfdt') libfdt = static_library('fdt', build_by_default: false, sources: fdt_files, include_directories: fdt_inc) fdt = declare_dependency(link_with: libfdt, include_directories: fdt_inc) endif endif if not fdt.found() and fdt_required.length() > 0 error('fdt not available but required by targets ' + ', '.join(fdt_required)) endif config_host_data.set('CONFIG_CAPSTONE', capstone.found()) config_host_data.set('CONFIG_FDT', fdt.found()) config_host_data.set('CONFIG_SLIRP', slirp.found()) ##################### # Generated sources # ##################### genh += configure_file(output: 'config-host.h', configuration: config_host_data) hxtool = find_program('scripts/hxtool') shaderinclude = find_program('scripts/shaderinclude.pl') qapi_gen = find_program('scripts/qapi-gen.py') qapi_gen_depends = [ meson.source_root() / 'scripts/qapi/__init__.py', meson.source_root() / 'scripts/qapi/commands.py', meson.source_root() / 'scripts/qapi/common.py', meson.source_root() / 'scripts/qapi/error.py', meson.source_root() / 'scripts/qapi/events.py', meson.source_root() / 'scripts/qapi/expr.py', meson.source_root() / 'scripts/qapi/gen.py', meson.source_root() / 'scripts/qapi/introspect.py', meson.source_root() / 'scripts/qapi/parser.py', meson.source_root() / 'scripts/qapi/schema.py', meson.source_root() / 'scripts/qapi/source.py', meson.source_root() / 'scripts/qapi/types.py', meson.source_root() / 'scripts/qapi/visit.py', meson.source_root() / 'scripts/qapi/common.py', meson.source_root() / 'scripts/qapi-gen.py' ] tracetool = [ python, files('scripts/tracetool.py'), '--backend=' + config_host['TRACE_BACKENDS'] ] tracetool_depends = files( 'scripts/tracetool/backend/log.py', 'scripts/tracetool/backend/__init__.py', 'scripts/tracetool/backend/dtrace.py', 'scripts/tracetool/backend/ftrace.py', 'scripts/tracetool/backend/simple.py', 'scripts/tracetool/backend/syslog.py', 'scripts/tracetool/backend/ust.py', 'scripts/tracetool/format/tcg_h.py', 'scripts/tracetool/format/ust_events_c.py', 'scripts/tracetool/format/ust_events_h.py', 'scripts/tracetool/format/__init__.py', 'scripts/tracetool/format/d.py', 'scripts/tracetool/format/tcg_helper_c.py', 'scripts/tracetool/format/simpletrace_stap.py', 'scripts/tracetool/format/c.py', 'scripts/tracetool/format/h.py', 'scripts/tracetool/format/tcg_helper_h.py', 'scripts/tracetool/format/log_stap.py', 'scripts/tracetool/format/stap.py', 'scripts/tracetool/format/tcg_helper_wrapper_h.py', 'scripts/tracetool/__init__.py', 'scripts/tracetool/transform.py', 'scripts/tracetool/vcpu.py' ) qemu_version_cmd = [find_program('scripts/qemu-version.sh'), meson.current_source_dir(), config_host['PKGVERSION'], meson.project_version()] qemu_version = custom_target('qemu-version.h', output: 'qemu-version.h', command: qemu_version_cmd, capture: true, build_by_default: true, build_always_stale: true) genh += qemu_version hxdep = [] hx_headers = [ ['qemu-options.hx', 'qemu-options.def'], ['qemu-img-cmds.hx', 'qemu-img-cmds.h'], ] if have_system hx_headers += [ ['hmp-commands.hx', 'hmp-commands.h'], ['hmp-commands-info.hx', 'hmp-commands-info.h'], ] endif foreach d : hx_headers hxdep += custom_target(d[1], input: files(d[0]), output: d[1], capture: true, build_by_default: true, # to be removed when added to a target command: [hxtool, '-h', '@INPUT0@']) endforeach genh += hxdep ################### # Collect sources # ################### authz_ss = ss.source_set() blockdev_ss = ss.source_set() block_ss = ss.source_set() bsd_user_ss = ss.source_set() chardev_ss = ss.source_set() common_ss = ss.source_set() crypto_ss = ss.source_set() io_ss = ss.source_set() linux_user_ss = ss.source_set() qmp_ss = ss.source_set() qom_ss = ss.source_set() softmmu_ss = ss.source_set() specific_fuzz_ss = ss.source_set() specific_ss = ss.source_set() stub_ss = ss.source_set() trace_ss = ss.source_set() user_ss = ss.source_set() util_ss = ss.source_set() modules = {} hw_arch = {} target_arch = {} target_softmmu_arch = {} target_user_arch = {} ############### # Trace files # ############### # TODO: add each directory to the subdirs from its own meson.build, once # we have those trace_events_subdirs = [ 'crypto', 'qapi', 'qom', 'monitor', 'util', ] if have_user trace_events_subdirs += [ 'linux-user' ] endif if have_block trace_events_subdirs += [ 'authz', 'block', 'io', 'nbd', 'scsi', ] endif if have_system trace_events_subdirs += [ 'accel/kvm', 'audio', 'backends', 'backends/tpm', 'chardev', 'ebpf', 'hw/9pfs', 'hw/acpi', 'hw/adc', 'hw/alpha', 'hw/arm', 'hw/audio', 'hw/block', 'hw/block/dataplane', 'hw/char', 'hw/display', 'hw/dma', 'hw/hppa', 'hw/hyperv', 'hw/i2c', 'hw/i386', 'hw/i386/xen', 'hw/ide', 'hw/input', 'hw/intc', 'hw/isa', 'hw/mem', 'hw/mips', 'hw/misc', 'hw/misc/macio', 'hw/net', 'hw/net/can', 'hw/nvme', 'hw/nvram', 'hw/pci', 'hw/pci-host', 'hw/ppc', 'hw/rdma', 'hw/rdma/vmw', 'hw/rtc', 'hw/s390x', 'hw/scsi', 'hw/sd', 'hw/sparc', 'hw/sparc64', 'hw/ssi', 'hw/timer', 'hw/tpm', 'hw/usb', 'hw/vfio', 'hw/virtio', 'hw/watchdog', 'hw/xen', 'hw/gpio', 'migration', 'net', 'softmmu', 'ui', 'hw/remote', ] endif if have_system or have_user trace_events_subdirs += [ 'accel/tcg', 'hw/core', 'target/arm', 'target/hppa', 'target/i386', 'target/i386/kvm', 'target/mips', 'target/ppc', 'target/riscv', 'target/s390x', 'target/sparc', ] endif vhost_user = not_found if 'CONFIG_VHOST_USER' in config_host libvhost_user = subproject('libvhost-user') vhost_user = libvhost_user.get_variable('vhost_user_dep') endif subdir('qapi') subdir('qobject') subdir('stubs') subdir('trace') subdir('util') subdir('qom') subdir('authz') subdir('crypto') subdir('ui') if enable_modules libmodulecommon = static_library('module-common', files('module-common.c') + genh, pic: true, c_args: '-DBUILD_DSO') modulecommon = declare_dependency(link_whole: libmodulecommon, compile_args: '-DBUILD_DSO') endif stub_ss = stub_ss.apply(config_all, strict: false) util_ss.add_all(trace_ss) util_ss = util_ss.apply(config_all, strict: false) libqemuutil = static_library('qemuutil', sources: util_ss.sources() + stub_ss.sources() + genh, dependencies: [util_ss.dependencies(), libm, glib, socket, malloc, pixman]) qemuutil = declare_dependency(link_with: libqemuutil, sources: genh + version_res) if have_system or have_user decodetree = generator(find_program('scripts/decodetree.py'), output: 'decode-@BASENAME@.c.inc', arguments: ['@INPUT@', '@EXTRA_ARGS@', '-o', '@OUTPUT@']) subdir('libdecnumber') subdir('target') endif subdir('audio') subdir('io') subdir('chardev') subdir('fsdev') subdir('dump') if have_block block_ss.add(files( 'block.c', 'blockjob.c', 'job.c', 'qemu-io-cmds.c', )) block_ss.add(when: 'CONFIG_REPLICATION', if_true: files('replication.c')) subdir('nbd') subdir('scsi') subdir('block') blockdev_ss.add(files( 'blockdev.c', 'blockdev-nbd.c', 'iothread.c', 'job-qmp.c', ), gnutls) # os-posix.c contains POSIX-specific functions used by qemu-storage-daemon, # os-win32.c does not blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c')) softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')]) endif common_ss.add(files('cpus-common.c')) subdir('softmmu') common_ss.add(capstone) specific_ss.add(files('cpu.c', 'disas.c', 'gdbstub.c'), capstone) # Work around a gcc bug/misfeature wherein constant propagation looks # through an alias: # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696 # to guess that a const variable is always zero. Without lto, this is # impossible, as the alias is restricted to page-vary-common.c. Indeed, # without lto, not even the alias is required -- we simply use different # declarations in different compilation units. pagevary = files('page-vary-common.c') if get_option('b_lto') pagevary_flags = ['-fno-lto'] if get_option('cfi') pagevary_flags += '-fno-sanitize=cfi-icall' endif pagevary = static_library('page-vary-common', sources: pagevary, c_args: pagevary_flags) pagevary = declare_dependency(link_with: pagevary) endif common_ss.add(pagevary) specific_ss.add(files('page-vary.c')) subdir('backends') subdir('disas') subdir('migration') subdir('monitor') subdir('net') subdir('replay') subdir('semihosting') subdir('hw') subdir('tcg') subdir('fpu') subdir('accel') subdir('plugins') subdir('bsd-user') subdir('linux-user') subdir('ebpf') common_ss.add(libbpf) bsd_user_ss.add(files('gdbstub.c')) specific_ss.add_all(when: 'CONFIG_BSD_USER', if_true: bsd_user_ss) linux_user_ss.add(files('gdbstub.c', 'thunk.c')) specific_ss.add_all(when: 'CONFIG_LINUX_USER', if_true: linux_user_ss) # needed for fuzzing binaries subdir('tests/qtest/libqos') subdir('tests/qtest/fuzz') ######################## # Library dependencies # ######################## block_mods = [] softmmu_mods = [] foreach d, list : modules foreach m, module_ss : list if enable_modules and targetos != 'windows' module_ss = module_ss.apply(config_all, strict: false) sl = static_library(d + '-' + m, [genh, module_ss.sources()], dependencies: [modulecommon, module_ss.dependencies()], pic: true) if d == 'block' block_mods += sl else softmmu_mods += sl endif else if d == 'block' block_ss.add_all(module_ss) else softmmu_ss.add_all(module_ss) endif endif endforeach endforeach nm = find_program('nm') undefsym = find_program('scripts/undefsym.py') block_syms = custom_target('block.syms', output: 'block.syms', input: [libqemuutil, block_mods], capture: true, command: [undefsym, nm, '@INPUT@']) qemu_syms = custom_target('qemu.syms', output: 'qemu.syms', input: [libqemuutil, softmmu_mods], capture: true, command: [undefsym, nm, '@INPUT@']) qom_ss = qom_ss.apply(config_host, strict: false) libqom = static_library('qom', qom_ss.sources() + genh, dependencies: [qom_ss.dependencies()], name_suffix: 'fa') qom = declare_dependency(link_whole: libqom) authz_ss = authz_ss.apply(config_host, strict: false) libauthz = static_library('authz', authz_ss.sources() + genh, dependencies: [authz_ss.dependencies()], name_suffix: 'fa', build_by_default: false) authz = declare_dependency(link_whole: libauthz, dependencies: qom) crypto_ss = crypto_ss.apply(config_host, strict: false) libcrypto = static_library('crypto', crypto_ss.sources() + genh, dependencies: [crypto_ss.dependencies()], name_suffix: 'fa', build_by_default: false) crypto = declare_dependency(link_whole: libcrypto, dependencies: [authz, qom]) io_ss = io_ss.apply(config_host, strict: false) libio = static_library('io', io_ss.sources() + genh, dependencies: [io_ss.dependencies()], link_with: libqemuutil, name_suffix: 'fa', build_by_default: false) io = declare_dependency(link_whole: libio, dependencies: [crypto, qom]) libmigration = static_library('migration', sources: migration_files + genh, name_suffix: 'fa', build_by_default: false) migration = declare_dependency(link_with: libmigration, dependencies: [zlib, qom, io]) softmmu_ss.add(migration) block_ss = block_ss.apply(config_host, strict: false) libblock = static_library('block', block_ss.sources() + genh, dependencies: block_ss.dependencies(), link_depends: block_syms, name_suffix: 'fa', build_by_default: false) block = declare_dependency(link_whole: [libblock], link_args: '@block.syms', dependencies: [crypto, io]) blockdev_ss = blockdev_ss.apply(config_host, strict: false) libblockdev = static_library('blockdev', blockdev_ss.sources() + genh, dependencies: blockdev_ss.dependencies(), name_suffix: 'fa', build_by_default: false) blockdev = declare_dependency(link_whole: [libblockdev], dependencies: [block]) qmp_ss = qmp_ss.apply(config_host, strict: false) libqmp = static_library('qmp', qmp_ss.sources() + genh, dependencies: qmp_ss.dependencies(), name_suffix: 'fa', build_by_default: false) qmp = declare_dependency(link_whole: [libqmp]) libchardev = static_library('chardev', chardev_ss.sources() + genh, name_suffix: 'fa', dependencies: [gnutls], build_by_default: false) chardev = declare_dependency(link_whole: libchardev) libhwcore = static_library('hwcore', sources: hwcore_files + genh, name_suffix: 'fa', build_by_default: false) hwcore = declare_dependency(link_whole: libhwcore) common_ss.add(hwcore) ########### # Targets # ########### foreach m : block_mods + softmmu_mods shared_module(m.name(), name_prefix: '', link_whole: m, install: true, install_dir: qemu_moddir) endforeach softmmu_ss.add(authz, blockdev, chardev, crypto, io, qmp) common_ss.add(qom, qemuutil) common_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: [softmmu_ss]) common_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: user_ss) common_all = common_ss.apply(config_all, strict: false) common_all = static_library('common', build_by_default: false, sources: common_all.sources() + genh, implicit_include_directories: false, dependencies: common_all.dependencies(), name_suffix: 'fa') feature_to_c = find_program('scripts/feature_to_c.sh') emulators = {} foreach target : target_dirs config_target = config_target_mak[target] target_name = config_target['TARGET_NAME'] arch = config_target['TARGET_BASE_ARCH'] arch_srcs = [config_target_h[target]] arch_deps = [] c_args = ['-DNEED_CPU_H', '-DCONFIG_TARGET="@0@-config-target.h"'.format(target), '-DCONFIG_DEVICES="@0@-config-devices.h"'.format(target)] link_args = emulator_link_args config_target += config_host target_inc = [include_directories('target' / config_target['TARGET_BASE_ARCH'])] if targetos == 'linux' target_inc += include_directories('linux-headers', is_system: true) endif if target.endswith('-softmmu') qemu_target_name = 'qemu-system-' + target_name target_type='system' t = target_softmmu_arch[arch].apply(config_target, strict: false) arch_srcs += t.sources() arch_deps += t.dependencies() hw_dir = target_name == 'sparc64' ? 'sparc64' : arch hw = hw_arch[hw_dir].apply(config_target, strict: false) arch_srcs += hw.sources() arch_deps += hw.dependencies() arch_srcs += config_devices_h[target] link_args += ['@block.syms', '@qemu.syms'] else abi = config_target['TARGET_ABI_DIR'] target_type='user' qemu_target_name = 'qemu-' + target_name if arch in target_user_arch t = target_user_arch[arch].apply(config_target, strict: false) arch_srcs += t.sources() arch_deps += t.dependencies() endif if 'CONFIG_LINUX_USER' in config_target base_dir = 'linux-user' target_inc += include_directories('linux-user/host/' / config_host['ARCH']) else base_dir = 'bsd-user' target_inc += include_directories('bsd-user/freebsd') endif target_inc += include_directories( base_dir, base_dir / abi, ) if 'CONFIG_LINUX_USER' in config_target dir = base_dir / abi arch_srcs += files(dir / 'signal.c', dir / 'cpu_loop.c') if config_target.has_key('TARGET_SYSTBL_ABI') arch_srcs += \ syscall_nr_generators[abi].process(base_dir / abi / config_target['TARGET_SYSTBL'], extra_args : config_target['TARGET_SYSTBL_ABI']) endif endif endif if 'TARGET_XML_FILES' in config_target gdbstub_xml = custom_target(target + '-gdbstub-xml.c', output: target + '-gdbstub-xml.c', input: files(config_target['TARGET_XML_FILES'].split()), command: [feature_to_c, '@INPUT@'], capture: true) arch_srcs += gdbstub_xml endif t = target_arch[arch].apply(config_target, strict: false) arch_srcs += t.sources() arch_deps += t.dependencies() target_common = common_ss.apply(config_target, strict: false) objects = common_all.extract_objects(target_common.sources()) deps = target_common.dependencies() target_specific = specific_ss.apply(config_target, strict: false) arch_srcs += target_specific.sources() arch_deps += target_specific.dependencies() lib = static_library('qemu-' + target, sources: arch_srcs + genh, dependencies: arch_deps, objects: objects, include_directories: target_inc, c_args: c_args, build_by_default: false, name_suffix: 'fa') if target.endswith('-softmmu') execs = [{ 'name': 'qemu-system-' + target_name, 'gui': false, 'sources': files('softmmu/main.c'), 'dependencies': [] }] if targetos == 'windows' and (sdl.found() or gtk.found()) execs += [{ 'name': 'qemu-system-' + target_name + 'w', 'gui': true, 'sources': files('softmmu/main.c'), 'dependencies': [] }] endif if config_host.has_key('CONFIG_FUZZ') specific_fuzz = specific_fuzz_ss.apply(config_target, strict: false) execs += [{ 'name': 'qemu-fuzz-' + target_name, 'gui': false, 'sources': specific_fuzz.sources(), 'dependencies': specific_fuzz.dependencies(), }] endif else execs = [{ 'name': 'qemu-' + target_name, 'gui': false, 'sources': [], 'dependencies': [] }] endif foreach exe: execs exe_name = exe['name'] exe_sign = 'CONFIG_HVF' in config_target if exe_sign exe_name += '-unsigned' endif emulator = executable(exe_name, exe['sources'], install: true, c_args: c_args, dependencies: arch_deps + deps + exe['dependencies'], objects: lib.extract_all_objects(recursive: true), link_language: link_language, link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []), link_args: link_args, gui_app: exe['gui']) if exe_sign emulators += {exe['name'] : custom_target(exe['name'], depends: emulator, output: exe['name'], command: [ meson.current_source_dir() / 'scripts/entitlement.sh', meson.current_build_dir() / exe_name, meson.current_build_dir() / exe['name'], meson.current_source_dir() / 'accel/hvf/entitlements.plist' ]) } meson.add_install_script('scripts/entitlement.sh', '--install', get_option('bindir') / exe_name, get_option('bindir') / exe['name'], meson.current_source_dir() / 'accel/hvf/entitlements.plist') else emulators += {exe['name']: emulator} endif if 'CONFIG_TRACE_SYSTEMTAP' in config_host foreach stp: [ {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / exe['name'], 'install': false}, {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / get_option('bindir') / exe['name'], 'install': true}, {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true}, {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true}, ] custom_target(exe['name'] + stp['ext'], input: trace_events_all, output: exe['name'] + stp['ext'], install: stp['install'], install_dir: get_option('datadir') / 'systemtap/tapset', command: [ tracetool, '--group=all', '--format=' + stp['fmt'], '--binary=' + stp['bin'], '--target-name=' + target_name, '--target-type=' + target_type, '--probe-prefix=qemu.' + target_type + '.' + target_name, '@INPUT@', '@OUTPUT@' ], depend_files: tracetool_depends) endforeach endif endforeach endforeach # Other build targets if 'CONFIG_PLUGIN' in config_host install_headers('include/qemu/qemu-plugin.h') endif if 'CONFIG_GUEST_AGENT' in config_host subdir('qga') elif get_option('guest_agent_msi').enabled() error('Guest agent MSI requested, but the guest agent is not being built') endif # Don't build qemu-keymap if xkbcommon is not explicitly enabled # when we don't build tools or system if xkbcommon.found() # used for the update-keymaps target, so include rules even if !have_tools qemu_keymap = executable('qemu-keymap', files('qemu-keymap.c', 'ui/input-keymap.c') + genh, dependencies: [qemuutil, xkbcommon], install: have_tools) endif if have_tools qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep], dependencies: [authz, block, crypto, io, qom, qemuutil], install: true) qemu_io = executable('qemu-io', files('qemu-io.c'), dependencies: [block, qemuutil], install: true) qemu_nbd = executable('qemu-nbd', files('qemu-nbd.c'), dependencies: [blockdev, qemuutil, gnutls], install: true) subdir('storage-daemon') subdir('contrib/rdmacm-mux') subdir('contrib/elf2dmp') executable('qemu-edid', files('qemu-edid.c', 'hw/display/edid-generate.c'), dependencies: qemuutil, install: true) if 'CONFIG_VHOST_USER' in config_host subdir('contrib/vhost-user-blk') subdir('contrib/vhost-user-gpu') subdir('contrib/vhost-user-input') subdir('contrib/vhost-user-scsi') endif if targetos == 'linux' executable('qemu-bridge-helper', files('qemu-bridge-helper.c'), dependencies: [qemuutil, libcap_ng], install: true, install_dir: get_option('libexecdir')) executable('qemu-pr-helper', files('scsi/qemu-pr-helper.c', 'scsi/utils.c'), dependencies: [authz, crypto, io, qom, qemuutil, libcap_ng, mpathpersist], install: true) endif if 'CONFIG_IVSHMEM' in config_host subdir('contrib/ivshmem-client') subdir('contrib/ivshmem-server') endif endif subdir('scripts') subdir('tools') subdir('pc-bios') subdir('docs') subdir('tests') if gtk.found() subdir('po') endif if host_machine.system() == 'windows' nsis_cmd = [ find_program('scripts/nsis.py'), '@OUTPUT@', get_option('prefix'), meson.current_source_dir(), host_machine.cpu(), '--', '-DDISPLAYVERSION=' + meson.project_version(), ] if build_docs nsis_cmd += '-DCONFIG_DOCUMENTATION=y' endif if gtk.found() nsis_cmd += '-DCONFIG_GTK=y' endif nsis = custom_target('nsis', output: 'qemu-setup-' + meson.project_version() + '.exe', input: files('qemu.nsi'), build_always_stale: true, command: nsis_cmd + ['@INPUT@']) alias_target('installer', nsis) endif ######################### # Configuration summary # ######################### # Directories summary_info = {} summary_info += {'Install prefix': get_option('prefix')} summary_info += {'BIOS directory': qemu_datadir} summary_info += {'firmware path': get_option('qemu_firmwarepath')} summary_info += {'binary directory': get_option('bindir')} summary_info += {'library directory': get_option('libdir')} summary_info += {'module directory': qemu_moddir} summary_info += {'libexec directory': get_option('libexecdir')} summary_info += {'include directory': get_option('includedir')} summary_info += {'config directory': get_option('sysconfdir')} if targetos != 'windows' summary_info += {'local state directory': get_option('localstatedir')} summary_info += {'Manual directory': get_option('mandir')} else summary_info += {'local state directory': 'queried at runtime'} endif summary_info += {'Doc directory': get_option('docdir')} summary_info += {'Build directory': meson.current_build_dir()} summary_info += {'Source path': meson.current_source_dir()} summary_info += {'GIT submodules': config_host['GIT_SUBMODULES']} summary(summary_info, bool_yn: true, section: 'Directories') # Host binaries summary_info = {} summary_info += {'git': config_host['GIT']} summary_info += {'make': config_host['MAKE']} summary_info += {'python': '@0@ (version: @1@)'.format(python.full_path(), python.language_version())} summary_info += {'sphinx-build': sphinx_build.found()} if config_host.has_key('HAVE_GDB_BIN') summary_info += {'gdb': config_host['HAVE_GDB_BIN']} endif summary_info += {'genisoimage': config_host['GENISOIMAGE']} if targetos == 'windows' and config_host.has_key('CONFIG_GUEST_AGENT') summary_info += {'wixl': wixl.found() ? wixl.full_path() : false} endif if slirp_opt != 'disabled' and 'CONFIG_SLIRP_SMBD' in config_host summary_info += {'smbd': config_host['CONFIG_SMBD_COMMAND']} endif summary(summary_info, bool_yn: true, section: 'Host binaries') # Configurable features summary_info = {} summary_info += {'Documentation': build_docs} summary_info += {'system-mode emulation': have_system} summary_info += {'user-mode emulation': have_user} summary_info += {'block layer': have_block} summary_info += {'Install blobs': get_option('install_blobs')} summary_info += {'module support': config_host.has_key('CONFIG_MODULES')} if config_host.has_key('CONFIG_MODULES') summary_info += {'alternative module path': config_host.has_key('CONFIG_MODULE_UPGRADES')} endif summary_info += {'plugin support': config_host.has_key('CONFIG_PLUGIN')} summary_info += {'fuzzing support': config_host.has_key('CONFIG_FUZZ')} if have_system summary_info += {'Audio drivers': config_host['CONFIG_AUDIO_DRIVERS']} endif summary_info += {'Trace backends': config_host['TRACE_BACKENDS']} if config_host['TRACE_BACKENDS'].split().contains('simple') summary_info += {'Trace output file': config_host['CONFIG_TRACE_FILE'] + '-'} endif summary_info += {'QOM debugging': config_host.has_key('CONFIG_QOM_CAST_DEBUG')} summary_info += {'vhost-kernel support': config_host.has_key('CONFIG_VHOST_KERNEL')} summary_info += {'vhost-net support': config_host.has_key('CONFIG_VHOST_NET')} summary_info += {'vhost-crypto support': config_host.has_key('CONFIG_VHOST_CRYPTO')} summary_info += {'vhost-scsi support': config_host.has_key('CONFIG_VHOST_SCSI')} summary_info += {'vhost-vsock support': config_host.has_key('CONFIG_VHOST_VSOCK')} summary_info += {'vhost-user support': config_host.has_key('CONFIG_VHOST_USER')} summary_info += {'vhost-user-blk server support': have_vhost_user_blk_server} summary_info += {'vhost-user-fs support': config_host.has_key('CONFIG_VHOST_USER_FS')} summary_info += {'vhost-vdpa support': config_host.has_key('CONFIG_VHOST_VDPA')} summary_info += {'build guest agent': config_host.has_key('CONFIG_GUEST_AGENT')} summary(summary_info, bool_yn: true, section: 'Configurable features') # Compilation information summary_info = {} summary_info += {'host CPU': cpu} summary_info += {'host endianness': build_machine.endian()} summary_info += {'C compiler': ' '.join(meson.get_compiler('c').cmd_array())} summary_info += {'Host C compiler': ' '.join(meson.get_compiler('c', native: true).cmd_array())} if link_language == 'cpp' summary_info += {'C++ compiler': ' '.join(meson.get_compiler('cpp').cmd_array())} else summary_info += {'C++ compiler': false} endif if targetos == 'darwin' summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())} endif if targetos == 'windows' if 'WIN_SDK' in config_host summary_info += {'Windows SDK': config_host['WIN_SDK']} endif endif summary_info += {'ARFLAGS': config_host['ARFLAGS']} summary_info += {'CFLAGS': ' '.join(get_option('c_args') + ['-O' + get_option('optimization')] + (get_option('debug') ? ['-g'] : []))} if link_language == 'cpp' summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args') + ['-O' + get_option('optimization')] + (get_option('debug') ? ['-g'] : []))} endif link_args = get_option(link_language + '_link_args') if link_args.length() > 0 summary_info += {'LDFLAGS': ' '.join(link_args)} endif summary_info += {'QEMU_CFLAGS': config_host['QEMU_CFLAGS']} summary_info += {'QEMU_LDFLAGS': config_host['QEMU_LDFLAGS']} summary_info += {'profiler': config_host.has_key('CONFIG_PROFILER')} summary_info += {'link-time optimization (LTO)': get_option('b_lto')} summary_info += {'PIE': get_option('b_pie')} summary_info += {'static build': config_host.has_key('CONFIG_STATIC')} summary_info += {'malloc trim support': has_malloc_trim} summary_info += {'membarrier': config_host.has_key('CONFIG_MEMBARRIER')} summary_info += {'preadv support': config_host_data.get('CONFIG_PREADV')} summary_info += {'fdatasync': config_host.has_key('CONFIG_FDATASYNC')} summary_info += {'madvise': config_host.has_key('CONFIG_MADVISE')} summary_info += {'posix_madvise': config_host.has_key('CONFIG_POSIX_MADVISE')} summary_info += {'posix_memalign': config_host.has_key('CONFIG_POSIX_MEMALIGN')} summary_info += {'debug stack usage': config_host.has_key('CONFIG_DEBUG_STACK_USAGE')} summary_info += {'mutex debugging': config_host.has_key('CONFIG_DEBUG_MUTEX')} summary_info += {'memory allocator': get_option('malloc')} summary_info += {'avx2 optimization': config_host.has_key('CONFIG_AVX2_OPT')} summary_info += {'avx512f optimization': config_host.has_key('CONFIG_AVX512F_OPT')} summary_info += {'gprof enabled': config_host.has_key('CONFIG_GPROF')} summary_info += {'gcov': get_option('b_coverage')} summary_info += {'thread sanitizer': config_host.has_key('CONFIG_TSAN')} summary_info += {'CFI support': get_option('cfi')} if get_option('cfi') summary_info += {'CFI debug support': get_option('cfi_debug')} endif summary_info += {'strip binaries': get_option('strip')} summary_info += {'sparse': sparse.found() ? sparse.full_path() : false} summary_info += {'mingw32 support': targetos == 'windows'} # snarf the cross-compilation information for tests foreach target: target_dirs tcg_mak = meson.current_build_dir() / 'tests/tcg' / 'config-' + target + '.mak' if fs.exists(tcg_mak) config_cross_tcg = keyval.load(tcg_mak) target = config_cross_tcg['TARGET_NAME'] compiler = '' if 'DOCKER_CROSS_CC_GUEST' in config_cross_tcg summary_info += {target + ' tests': config_cross_tcg['DOCKER_CROSS_CC_GUEST'] + ' via ' + config_cross_tcg['DOCKER_IMAGE']} elif 'CROSS_CC_GUEST' in config_cross_tcg summary_info += {target + ' tests' : config_cross_tcg['CROSS_CC_GUEST'] } endif endif endforeach summary(summary_info, bool_yn: true, section: 'Compilation') # Targets and accelerators summary_info = {} if have_system summary_info += {'KVM support': config_all.has_key('CONFIG_KVM')} summary_info += {'HAX support': config_all.has_key('CONFIG_HAX')} summary_info += {'HVF support': config_all.has_key('CONFIG_HVF')} summary_info += {'WHPX support': config_all.has_key('CONFIG_WHPX')} summary_info += {'NVMM support': config_all.has_key('CONFIG_NVMM')} summary_info += {'Xen support': config_host.has_key('CONFIG_XEN_BACKEND')} if config_host.has_key('CONFIG_XEN_BACKEND') summary_info += {'xen ctrl version': config_host['CONFIG_XEN_CTRL_INTERFACE_VERSION']} endif endif summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')} if config_all.has_key('CONFIG_TCG') if get_option('tcg_interpreter') summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, experimental and slow)'} else summary_info += {'TCG backend': 'native (@0@)'.format(cpu)} endif summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')} endif summary_info += {'target list': ' '.join(target_dirs)} if have_system summary_info += {'default devices': get_option('default_devices')} summary_info += {'out of process emulation': multiprocess_allowed} endif summary(summary_info, bool_yn: true, section: 'Targets and accelerators') # Block layer summary_info = {} summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']} summary_info += {'coroutine pool': config_host['CONFIG_COROUTINE_POOL'] == '1'} if have_block summary_info += {'Block whitelist (rw)': config_host['CONFIG_BDRV_RW_WHITELIST']} summary_info += {'Block whitelist (ro)': config_host['CONFIG_BDRV_RO_WHITELIST']} summary_info += {'VirtFS support': have_virtfs} summary_info += {'build virtiofs daemon': have_virtiofsd} summary_info += {'Live block migration': config_host.has_key('CONFIG_LIVE_BLOCK_MIGRATION')} summary_info += {'replication support': config_host.has_key('CONFIG_REPLICATION')} summary_info += {'bochs support': config_host.has_key('CONFIG_BOCHS')} summary_info += {'cloop support': config_host.has_key('CONFIG_CLOOP')} summary_info += {'dmg support': config_host.has_key('CONFIG_DMG')} summary_info += {'qcow v1 support': config_host.has_key('CONFIG_QCOW1')} summary_info += {'vdi support': config_host.has_key('CONFIG_VDI')} summary_info += {'vvfat support': config_host.has_key('CONFIG_VVFAT')} summary_info += {'qed support': config_host.has_key('CONFIG_QED')} summary_info += {'parallels support': config_host.has_key('CONFIG_PARALLELS')} summary_info += {'FUSE exports': fuse.found()} endif summary(summary_info, bool_yn: true, section: 'Block layer support') # Crypto summary_info = {} summary_info += {'TLS priority': config_host['CONFIG_TLS_PRIORITY']} summary_info += {'GNUTLS support': config_host.has_key('CONFIG_GNUTLS')} # TODO: add back version summary_info += {'libgcrypt': config_host.has_key('CONFIG_GCRYPT')} if config_host.has_key('CONFIG_GCRYPT') summary_info += {' hmac': config_host.has_key('CONFIG_GCRYPT_HMAC')} summary_info += {' XTS': not config_host.has_key('CONFIG_QEMU_PRIVATE_XTS')} endif # TODO: add back version summary_info += {'nettle': config_host.has_key('CONFIG_NETTLE')} if config_host.has_key('CONFIG_NETTLE') summary_info += {' XTS': not config_host.has_key('CONFIG_QEMU_PRIVATE_XTS')} endif summary_info += {'crypto afalg': config_host.has_key('CONFIG_AF_ALG')} summary_info += {'rng-none': config_host.has_key('CONFIG_RNG_NONE')} summary_info += {'Linux keyring': config_host.has_key('CONFIG_SECRET_KEYRING')} summary(summary_info, bool_yn: true, section: 'Crypto') # Libraries summary_info = {} if targetos == 'darwin' summary_info += {'Cocoa support': cocoa.found()} endif # TODO: add back version summary_info += {'SDL support': sdl.found()} summary_info += {'SDL image support': sdl_image.found()} # TODO: add back version summary_info += {'GTK support': gtk.found()} summary_info += {'pixman': pixman.found()} # TODO: add back version summary_info += {'VTE support': config_host.has_key('CONFIG_VTE')} # TODO: add back version summary_info += {'slirp support': slirp_opt == 'disabled' ? false : slirp_opt} summary_info += {'libtasn1': config_host.has_key('CONFIG_TASN1')} summary_info += {'PAM': config_host.has_key('CONFIG_AUTH_PAM')} summary_info += {'iconv support': iconv.found()} summary_info += {'curses support': curses.found()} # TODO: add back version summary_info += {'virgl support': config_host.has_key('CONFIG_VIRGL')} summary_info += {'curl support': curl.found()} summary_info += {'Multipath support': mpathpersist.found()} summary_info += {'VNC support': vnc.found()} if vnc.found() summary_info += {'VNC SASL support': sasl.found()} summary_info += {'VNC JPEG support': jpeg.found()} summary_info += {'VNC PNG support': png.found()} endif summary_info += {'brlapi support': brlapi.found()} summary_info += {'vde support': config_host.has_key('CONFIG_VDE')} summary_info += {'netmap support': config_host.has_key('CONFIG_NETMAP')} summary_info += {'Linux AIO support': config_host.has_key('CONFIG_LINUX_AIO')} summary_info += {'Linux io_uring support': config_host.has_key('CONFIG_LINUX_IO_URING')} summary_info += {'ATTR/XATTR support': libattr.found()} summary_info += {'RDMA support': config_host.has_key('CONFIG_RDMA')} summary_info += {'PVRDMA support': config_host.has_key('CONFIG_PVRDMA')} summary_info += {'fdt support': fdt_opt == 'disabled' ? false : fdt_opt} summary_info += {'libcap-ng support': libcap_ng.found()} summary_info += {'bpf support': libbpf.found()} # TODO: add back protocol and server version summary_info += {'spice support': config_host.has_key('CONFIG_SPICE')} summary_info += {'rbd support': rbd.found()} summary_info += {'xfsctl support': config_host.has_key('CONFIG_XFS')} summary_info += {'smartcard support': config_host.has_key('CONFIG_SMARTCARD')} summary_info += {'U2F support': u2f.found()} summary_info += {'libusb': config_host.has_key('CONFIG_USB_LIBUSB')} summary_info += {'usb net redir': config_host.has_key('CONFIG_USB_REDIR')} summary_info += {'OpenGL support': config_host.has_key('CONFIG_OPENGL')} summary_info += {'GBM': config_host.has_key('CONFIG_GBM')} summary_info += {'libiscsi support': libiscsi.found()} summary_info += {'libnfs support': libnfs.found()} if targetos == 'windows' if config_host.has_key('CONFIG_GUEST_AGENT') summary_info += {'QGA VSS support': config_host.has_key('CONFIG_QGA_VSS')} summary_info += {'QGA w32 disk info': config_host.has_key('CONFIG_QGA_NTDDSCSI')} endif endif summary_info += {'seccomp support': seccomp.found()} summary_info += {'GlusterFS support': glusterfs.found()} summary_info += {'TPM support': config_host.has_key('CONFIG_TPM')} summary_info += {'libssh support': config_host.has_key('CONFIG_LIBSSH')} summary_info += {'lzo support': lzo.found()} summary_info += {'snappy support': snappy.found()} summary_info += {'bzip2 support': libbzip2.found()} summary_info += {'lzfse support': liblzfse.found()} summary_info += {'zstd support': zstd.found()} summary_info += {'NUMA host support': config_host.has_key('CONFIG_NUMA')} summary_info += {'libxml2': config_host.has_key('CONFIG_LIBXML2')} summary_info += {'capstone': capstone_opt == 'disabled' ? false : capstone_opt} summary_info += {'libpmem support': config_host.has_key('CONFIG_LIBPMEM')} summary_info += {'libdaxctl support': config_host.has_key('CONFIG_LIBDAXCTL')} summary_info += {'libudev': libudev.found()} summary_info += {'FUSE lseek': fuse_lseek.found()} summary(summary_info, bool_yn: true, section: 'Dependencies') if not supported_cpus.contains(cpu) message() warning('SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!') message() message('CPU host architecture ' + cpu + ' support is not currently maintained.') message('The QEMU project intends to remove support for this host CPU in') message('a future release if nobody volunteers to maintain it and to') message('provide a build host for our continuous integration setup.') message('configure has succeeded and you can continue to build, but') message('if you care about QEMU on this platform you should contact') message('us upstream at qemu-devel@nongnu.org.') endif if not supported_oses.contains(targetos) message() warning('WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!') message() message('Host OS ' + targetos + 'support is not currently maintained.') message('The QEMU project intends to remove support for this host OS in') message('a future release if nobody volunteers to maintain it and to') message('provide a build host for our continuous integration setup.') message('configure has succeeded and you can continue to build, but') message('if you care about QEMU on this platform you should contact') message('us upstream at qemu-devel@nongnu.org.') endif