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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-10 20:49:52 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-10 20:49:52 +0000 |
| commit | 55944e5e40b1be2afc4855d8d2baf4b73d1876b5 (patch) | |
| tree | 33f869f55a1b149e9b7c2b7e201867ca5dd52992 /meson.build | |
| parent | Initial commit. (diff) | |
| download | systemd-55944e5e40b1be2afc4855d8d2baf4b73d1876b5.tar.xz systemd-55944e5e40b1be2afc4855d8d2baf4b73d1876b5.zip | |
Adding upstream version 255.4.upstream/255.4
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
| -rw-r--r-- | meson.build | 2906 |
1 files changed, 2906 insertions, 0 deletions
diff --git a/meson.build b/meson.build new file mode 100644 index 0000000..a577ac7 --- /dev/null +++ b/meson.build @@ -0,0 +1,2906 @@ +# SPDX-License-Identifier: LGPL-2.1-or-later + +project('systemd', 'c', + version : '255', + license : 'LGPLv2+', + default_options: [ + 'c_std=gnu11', + 'prefix=/usr', + 'sysconfdir=/etc', + 'localstatedir=/var', + 'warning_level=2', + ], + meson_version : '>= 0.60.0', + ) + +libsystemd_version = '0.38.0' +libudev_version = '1.7.8' + +conf = configuration_data() +conf.set_quoted('PROJECT_URL', 'https://systemd.io/') +conf.set('PROJECT_VERSION', meson.project_version(), + description : 'Numerical project version (used where a simple number is expected)') + +# This is to be used instead of meson.source_root(), as the latter will return +# the wrong result when systemd is being built as a meson subproject +project_source_root = meson.current_source_dir() +project_build_root = meson.current_build_dir() +relative_source_path = run_command('realpath', + '--relative-to=@0@'.format(project_build_root), + project_source_root, + check : true).stdout().strip() +conf.set_quoted('RELATIVE_SOURCE_PATH', relative_source_path) + +conf.set10('BUILD_MODE_DEVELOPER', get_option('mode') == 'developer', + description : 'tailor build to development or release builds') + +feature = get_option('log-message-verification') +if feature.auto() + have = conf.get('BUILD_MODE_DEVELOPER') == 1 +else + have = feature.enabled() +endif +conf.set10('LOG_MESSAGE_VERIFICATION', have) + +want_ossfuzz = get_option('oss-fuzz') +want_libfuzzer = get_option('llvm-fuzz') +if want_ossfuzz and want_libfuzzer + error('only one of oss-fuzz or llvm-fuzz can be specified') +endif + +fuzzer_build = want_ossfuzz or want_libfuzzer + +# If we're building *not* for actual fuzzing, allow input samples of any size +# (for testing and for reproduction of issues discovered with previously-higher +# limits). +conf.set10('FUZZ_USE_SIZE_LIMIT', fuzzer_build) + +# We'll set this to '1' for EFI builds in a different place. +conf.set10('SD_BOOT', false) + +# Create a title-less summary section early, so it ends up first in the output. +# More items are added later after they have been detected. +summary({'build mode' : get_option('mode')}) + +##################################################################### + +# Try to install the git pre-commit hook +add_git_hook_sh = find_program('tools/add-git-hook.sh', required : false) +if add_git_hook_sh.found() + git_hook = run_command(add_git_hook_sh, check : false) + if git_hook.returncode() == 0 + message(git_hook.stdout().strip()) + endif +endif + +##################################################################### + +fs = import('fs') +if get_option('split-bin') == 'auto' + split_bin = not fs.is_symlink('/usr/sbin') +else + split_bin = get_option('split-bin') == 'true' +endif +conf.set10('HAVE_SPLIT_BIN', split_bin, + description : 'bin and sbin directories are separate') + +have_standalone_binaries = get_option('standalone-binaries') + +sysvinit_path = get_option('sysvinit-path') +sysvrcnd_path = get_option('sysvrcnd-path') +conf.set10('HAVE_SYSV_COMPAT', sysvinit_path != '' and sysvrcnd_path != '', + description : 'SysV init scripts and rcN.d links are supported') +conf.set10('CREATE_LOG_DIRS', get_option('create-log-dirs')) + +if get_option('hibernate') and not get_option('initrd') + error('hibernate depends on initrd') +endif + +conf.set10('BUMP_PROC_SYS_FS_FILE_MAX', get_option('bump-proc-sys-fs-file-max')) +conf.set10('BUMP_PROC_SYS_FS_NR_OPEN', get_option('bump-proc-sys-fs-nr-open')) +conf.set('HIGH_RLIMIT_NOFILE', 512*1024) + +# Meson ignores the preceding arguments when joining paths if an absolute +# component is encountered, so this should canonicalize various paths when they +# are absolute or relative. +prefixdir = get_option('prefix') +if not prefixdir.startswith('/') + error('Prefix is not absolute: "@0@"'.format(prefixdir)) +endif + +prefixdir_noslash = '/' + prefixdir.strip('/') +bindir = prefixdir / get_option('bindir') +sbindir = prefixdir / (split_bin ? 'sbin' : 'bin') +sbin_to_bin = split_bin ? '../bin/' : '' +libdir = prefixdir / get_option('libdir') +sysconfdir = prefixdir / get_option('sysconfdir') +includedir = prefixdir / get_option('includedir') +datadir = prefixdir / get_option('datadir') +localstatedir = '/' / get_option('localstatedir') + +libexecdir = prefixdir / 'lib/systemd' +pkglibdir = libdir / 'systemd' + +install_sysconfdir = get_option('install-sysconfdir') != 'false' +install_sysconfdir_samples = get_option('install-sysconfdir') == 'true' +# Dirs of external packages +pkgconfigdatadir = get_option('pkgconfigdatadir') != '' ? get_option('pkgconfigdatadir') : datadir / 'pkgconfig' +pkgconfiglibdir = get_option('pkgconfiglibdir') != '' ? get_option('pkgconfiglibdir') : libdir / 'pkgconfig' +polkitpolicydir = datadir / 'polkit-1/actions' +polkitrulesdir = datadir / 'polkit-1/rules.d' +polkitpkladir = localstatedir / 'lib/polkit-1/localauthority/10-vendor.d' +xinitrcdir = get_option('xinitrcdir') != '' ? get_option('xinitrcdir') : sysconfdir / 'X11/xinit/xinitrc.d' +rpmmacrosdir = get_option('rpmmacrosdir') +if rpmmacrosdir != 'no' + rpmmacrosdir = prefixdir / rpmmacrosdir +endif +modprobedir = prefixdir / 'lib/modprobe.d' + +# Our own paths +pkgdatadir = datadir / 'systemd' +environmentdir = prefixdir / 'lib/environment.d' +pkgsysconfdir = sysconfdir / 'systemd' +userunitdir = prefixdir / 'lib/systemd/user' +userpresetdir = prefixdir / 'lib/systemd/user-preset' +tmpfilesdir = prefixdir / 'lib/tmpfiles.d' +usertmpfilesdir = prefixdir / 'share/user-tmpfiles.d' +sysusersdir = prefixdir / 'lib/sysusers.d' +sysctldir = prefixdir / 'lib/sysctl.d' +binfmtdir = prefixdir / 'lib/binfmt.d' +modulesloaddir = prefixdir / 'lib/modules-load.d' +networkdir = prefixdir / 'lib/systemd/network' +systemgeneratordir = libexecdir / 'system-generators' +usergeneratordir = prefixdir / 'lib/systemd/user-generators' +systemenvgeneratordir = prefixdir / 'lib/systemd/system-environment-generators' +userenvgeneratordir = prefixdir / 'lib/systemd/user-environment-generators' +systemshutdowndir = libexecdir / 'system-shutdown' +systemsleepdir = libexecdir / 'system-sleep' +systemunitdir = prefixdir / 'lib/systemd/system' +systempresetdir = prefixdir / 'lib/systemd/system-preset' +udevlibexecdir = prefixdir / 'lib/udev' +udevrulesdir = udevlibexecdir / 'rules.d' +udevhwdbdir = udevlibexecdir / 'hwdb.d' +catalogdir = prefixdir / 'lib/systemd/catalog' +kerneldir = prefixdir / 'lib/kernel' +kernelinstalldir = kerneldir / 'install.d' +factorydir = datadir / 'factory' +bootlibdir = prefixdir / 'lib/systemd/boot/efi' +testsdir = prefixdir / 'lib/systemd/tests' +unittestsdir = testsdir / 'unit-tests' +testdata_dir = testsdir / 'testdata' +systemdstatedir = localstatedir / 'lib/systemd' +catalogstatedir = systemdstatedir / 'catalog' +randomseeddir = localstatedir / 'lib/systemd' +profiledir = libexecdir / 'portable' / 'profile' +repartdefinitionsdir = libexecdir / 'repart/definitions' +ntpservicelistdir = prefixdir / 'lib/systemd/ntp-units.d' +credstoredir = prefixdir / 'lib/credstore' +pcrlockdir = prefixdir / 'lib/pcrlock.d' + +configfiledir = get_option('configfiledir') +if configfiledir == '' + configfiledir= sysconfdir +endif +pkgconfigfiledir = configfiledir / 'systemd' + +docdir = get_option('docdir') +if docdir == '' + docdir = datadir / 'doc/systemd' +endif + +pamlibdir = get_option('pamlibdir') +if pamlibdir == '' + pamlibdir = libdir / 'security' +endif + +pamconfdir = get_option('pamconfdir') +if pamconfdir == '' + pamconfdir = prefixdir / 'lib/pam.d' +endif + +libcryptsetup_plugins_dir = get_option('libcryptsetup-plugins-dir') +if libcryptsetup_plugins_dir == '' + libcryptsetup_plugins_dir = libdir / 'cryptsetup' +endif + +memory_accounting_default = get_option('memory-accounting-default') +status_unit_format_default = get_option('status-unit-format-default') +if status_unit_format_default == 'auto' + status_unit_format_default = conf.get('BUILD_MODE_DEVELOPER') == 1 ? 'name' : 'description' +endif + +conf.set_quoted('BINDIR', bindir) +conf.set_quoted('BINFMT_DIR', binfmtdir) +conf.set_quoted('BOOTLIBDIR', bootlibdir) +conf.set_quoted('CATALOG_DATABASE', catalogstatedir / 'database') +conf.set_quoted('CERTIFICATE_ROOT', get_option('certificate-root')) +conf.set_quoted('DOC_DIR', docdir) +conf.set_quoted('DOCUMENT_ROOT', pkgdatadir / 'gatewayd') +conf.set_quoted('ENVIRONMENT_DIR', environmentdir) +conf.set_quoted('INCLUDE_DIR', includedir) +conf.set_quoted('LIBDIR', libdir) +conf.set_quoted('LIBEXECDIR', libexecdir) +conf.set_quoted('MODPROBE_DIR', modprobedir) +conf.set_quoted('MODULESLOAD_DIR', modulesloaddir) +conf.set_quoted('PKGSYSCONFDIR', pkgsysconfdir) +conf.set_quoted('POLKIT_AGENT_BINARY_PATH', bindir / 'pkttyagent') +conf.set_quoted('PREFIX', prefixdir) +conf.set_quoted('PREFIX_NOSLASH', prefixdir_noslash) +conf.set_quoted('RANDOM_SEED', randomseeddir / 'random-seed') +conf.set_quoted('RANDOM_SEED_DIR', randomseeddir) +conf.set_quoted('RC_LOCAL_PATH', get_option('rc-local')) +conf.set_quoted('SYSCONF_DIR', sysconfdir) +conf.set_quoted('SYSCTL_DIR', sysctldir) +conf.set_quoted('SYSTEMCTL_BINARY_PATH', bindir / 'systemctl') +conf.set_quoted('SYSTEMD_BINARY_PATH', libexecdir / 'systemd') +conf.set_quoted('SYSTEMD_EXECUTOR_BINARY_PATH', libexecdir / 'systemd-executor') +conf.set_quoted('SYSTEMD_CATALOG_DIR', catalogdir) +conf.set_quoted('SYSTEMD_CGROUPS_AGENT_PATH', libexecdir / 'systemd-cgroups-agent') +conf.set_quoted('SYSTEMD_CRYPTSETUP_PATH', bindir / 'systemd-cryptsetup') +conf.set_quoted('SYSTEMD_EXPORT_PATH', libexecdir / 'systemd-export') +conf.set_quoted('SYSTEMD_FSCK_PATH', libexecdir / 'systemd-fsck') +conf.set_quoted('SYSTEMD_GROWFS_PATH', libexecdir / 'systemd-growfs') +conf.set_quoted('SYSTEMD_HOMEWORK_PATH', libexecdir / 'systemd-homework') +conf.set_quoted('SYSTEMD_IMPORT_FS_PATH', libexecdir / 'systemd-import-fs') +conf.set_quoted('SYSTEMD_IMPORT_PATH', libexecdir / 'systemd-import') +conf.set_quoted('SYSTEMD_INTEGRITYSETUP_PATH', libexecdir / 'systemd-integritysetup') +conf.set_quoted('SYSTEMD_KBD_MODEL_MAP', pkgdatadir / 'kbd-model-map') +conf.set_quoted('SYSTEMD_LANGUAGE_FALLBACK_MAP', pkgdatadir / 'language-fallback-map') +conf.set_quoted('SYSTEMD_MAKEFS_PATH', libexecdir / 'systemd-makefs') +conf.set_quoted('SYSTEMD_PULL_PATH', libexecdir / 'systemd-pull') +conf.set_quoted('SYSTEMD_SHUTDOWN_BINARY_PATH', libexecdir / 'systemd-shutdown') +conf.set_quoted('SYSTEMD_TEST_DATA', testdata_dir) +conf.set_quoted('SYSTEMD_TTY_ASK_PASSWORD_AGENT_BINARY_PATH', bindir / 'systemd-tty-ask-password-agent') +conf.set_quoted('SYSTEMD_UPDATE_HELPER_PATH', libexecdir / 'systemd-update-helper') +conf.set_quoted('SYSTEMD_USERWORK_PATH', libexecdir / 'systemd-userwork') +conf.set_quoted('SYSTEMD_VERITYSETUP_PATH', libexecdir / 'systemd-veritysetup') +conf.set_quoted('SYSTEM_CONFIG_UNIT_DIR', pkgsysconfdir / 'system') +conf.set_quoted('SYSTEM_DATA_UNIT_DIR', systemunitdir) +conf.set_quoted('SYSTEM_ENV_GENERATOR_DIR', systemenvgeneratordir) +conf.set_quoted('SYSTEM_GENERATOR_DIR', systemgeneratordir) +conf.set_quoted('SYSTEM_PRESET_DIR', systempresetdir) +conf.set_quoted('SYSTEM_SHUTDOWN_PATH', systemshutdowndir) +conf.set_quoted('SYSTEM_SLEEP_PATH', systemsleepdir) +conf.set_quoted('SYSTEM_SYSVINIT_PATH', sysvinit_path) +conf.set_quoted('SYSTEM_SYSVRCND_PATH', sysvrcnd_path) +conf.set_quoted('SYSUSERS_DIR', sysusersdir) +conf.set_quoted('TMPFILES_DIR', tmpfilesdir) +conf.set_quoted('USER_TMPFILES_DIR', usertmpfilesdir) +conf.set_quoted('UDEVLIBEXECDIR', udevlibexecdir) +conf.set_quoted('UDEV_HWDB_DIR', udevhwdbdir) +conf.set_quoted('UDEV_RULES_DIR', udevrulesdir) +conf.set_quoted('USER_CONFIG_UNIT_DIR', pkgsysconfdir / 'user') +conf.set_quoted('USER_DATA_UNIT_DIR', userunitdir) +conf.set_quoted('USER_ENV_GENERATOR_DIR', userenvgeneratordir) +conf.set_quoted('USER_GENERATOR_DIR', usergeneratordir) +conf.set_quoted('USER_KEYRING_PATH', pkgsysconfdir / 'import-pubring.gpg') +conf.set_quoted('USER_PRESET_DIR', userpresetdir) +conf.set_quoted('VENDOR_KEYRING_PATH', libexecdir / 'import-pubring.gpg') + +conf.set('ANSI_OK_COLOR', 'ANSI_' + get_option('ok-color').underscorify().to_upper()) +conf.set10('ENABLE_URLIFY', get_option('urlify')) +conf.set10('ENABLE_FEXECVE', get_option('fexecve')) +conf.set10('MEMORY_ACCOUNTING_DEFAULT', memory_accounting_default) +conf.set('STATUS_UNIT_FORMAT_DEFAULT', 'STATUS_UNIT_FORMAT_' + status_unit_format_default.to_upper()) +conf.set_quoted('STATUS_UNIT_FORMAT_DEFAULT_STR', status_unit_format_default) + +conf.set('DEFAULT_TIMEOUT_SEC', get_option('default-timeout-sec')) +conf.set('DEFAULT_USER_TIMEOUT_SEC', get_option('default-user-timeout-sec')) +conf.set('UPDATE_HELPER_USER_TIMEOUT_SEC', get_option('update-helper-user-timeout-sec')) + +conf.set10('ENABLE_FIRST_BOOT_FULL_PRESET', get_option('first-boot-full-preset')) + +##################################################################### + +cc = meson.get_compiler('c') +userspace_c_args = [] +userspace_c_ld_args = [] +meson_build_sh = find_program('tools/meson-build.sh') + +want_tests = get_option('tests') +slow_tests = want_tests != 'false' and get_option('slow-tests') +fuzz_tests = want_tests != 'false' and get_option('fuzz-tests') +install_tests = want_tests != 'false' and get_option('install-tests') + +if add_languages('cpp', native : false, required : fuzzer_build) + # Used only for tests + cxx = meson.get_compiler('cpp') + cxx_cmd = ' '.join(cxx.cmd_array()) +else + cxx_cmd = '' +endif + +if want_libfuzzer + fuzzing_engine = meson.get_compiler('cpp').find_library('Fuzzer', required : false) + if fuzzing_engine.found() + userspace_c_args += '-fsanitize-coverage=trace-pc-guard,trace-cmp' + elif cc.has_argument('-fsanitize=fuzzer-no-link') + userspace_c_args += '-fsanitize=fuzzer-no-link' + else + error('Looks like neither libFuzzer nor -fsanitize=fuzzer-no-link is supported') + endif +elif want_ossfuzz + fuzzing_engine = meson.get_compiler('cpp').find_library('FuzzingEngine') +endif + +# Those generate many false positives, and we do not want to change the code to +# avoid them. +basic_disabled_warnings = [ + '-Wno-missing-field-initializers', + '-Wno-unused-parameter', + '-Wno-nonnull-compare', +] + +possible_common_cc_flags = [ + '-Warray-bounds', # clang + '-Warray-bounds=2', + '-Wdate-time', + '-Wendif-labels', + '-Werror=format=2', + '-Werror=format-signedness', + '-Werror=implicit-function-declaration', + '-Werror=implicit-int', + '-Werror=incompatible-pointer-types', + '-Werror=int-conversion', + '-Werror=missing-declarations', + '-Werror=missing-prototypes', + '-Werror=overflow', + '-Werror=override-init', + '-Werror=return-type', + '-Werror=shift-count-overflow', + '-Werror=shift-overflow=2', + '-Werror=strict-flex-arrays', + '-Werror=undef', + '-Wfloat-equal', + # gperf prevents us from enabling this because it does not emit fallthrough + # attribute with clang. + #'-Wimplicit-fallthrough', + '-Wimplicit-fallthrough=5', + '-Winit-self', + '-Wlogical-op', + '-Wmissing-include-dirs', + '-Wmissing-noreturn', + '-Wnested-externs', + '-Wold-style-definition', + '-Wpointer-arith', + '-Wredundant-decls', + '-Wshadow', + '-Wstrict-aliasing=2', + '-Wstrict-prototypes', + '-Wsuggest-attribute=noreturn', + '-Wunused-function', + '-Wwrite-strings', + '-Wzero-length-bounds', + + # negative arguments are correctly detected starting with meson 0.46. + '-Wno-error=#warnings', # clang + '-Wno-string-plus-int', # clang + + '-fdiagnostics-show-option', + '-fno-common', + '-fstack-protector', + '-fstack-protector-strong', + '-fstrict-flex-arrays', + '--param=ssp-buffer-size=4', +] + +possible_common_link_flags = [ + '-fstack-protector', +] + +c_args = get_option('c_args') + +# Our json library does not support -ffinite-math-only, which is enabled by -Ofast or -ffast-math. +if (('-Ofast' in c_args or '-ffast-math' in c_args or '-ffinite-math-only' in c_args) and '-fno-finite-math-only' not in c_args) + error('-Ofast, -ffast-math, or -ffinite-math-only is specified in c_args.') +endif + +# Disable -Wmaybe-uninitialized when compiling with -Os/-O1/-O3/etc. There are +# too many false positives with gcc >= 8. Effectively, we only test with -O0 +# and -O2; this should be enough to catch most important cases without too much +# busywork. See https://github.com/systemd/systemd/pull/19226. +if cc.get_id() == 'gcc' and (not '02'.contains(get_option('optimization')) or + cc.version().version_compare('<10') or + '-Os' in c_args or + '-O1' in c_args or + '-O3' in c_args or + '-Og' in c_args) + possible_common_cc_flags += '-Wno-maybe-uninitialized' +endif + +# Disable -Wno-unused-result with gcc, see +# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66425. +if cc.get_id() == 'gcc' + possible_common_cc_flags += '-Wno-unused-result' +endif + +# --as-needed and --no-undefined are provided by meson by default, +# run 'meson configure' to see what is enabled +possible_link_flags = [ + '-Wl,--fatal-warnings', + '-Wl,-z,now', + '-Wl,-z,relro', +] + +if get_option('b_sanitize') == 'none' + possible_link_flags += '-Wl,--warn-common' +endif + +if cc.get_id() == 'clang' + possible_common_cc_flags += [ + '-Wno-typedef-redefinition', + '-Wno-gnu-variable-sized-type-not-at-end', + ] +endif + +if get_option('mode') == 'release' + # We could enable 'pattern' for developer mode, but that can interfere with + # valgrind and sanitizer builds. Also, clang does not zero-initialize unions, + # breaking some of our code (https://reviews.llvm.org/D68115). + possible_common_cc_flags += '-ftrivial-auto-var-init=zero' +endif + +possible_cc_flags = [ + '-fno-strict-aliasing', + '-fstrict-flex-arrays=1', + '-fvisibility=hidden', +] + +if get_option('buildtype') != 'debug' + possible_cc_flags += [ + '-ffunction-sections', + '-fdata-sections', + ] + + possible_link_flags += '-Wl,--gc-sections' +endif + +if get_option('mode') == 'developer' + possible_cc_flags += '-fno-omit-frame-pointer' +endif + +add_project_arguments( + cc.get_supported_arguments( + basic_disabled_warnings, + possible_common_cc_flags + ), + language : 'c') + +add_project_link_arguments( + cc.get_supported_link_arguments(possible_common_link_flags), + language : 'c') + +userspace_c_args += cc.get_supported_arguments(possible_cc_flags) +userspace_c_ld_args += cc.get_supported_link_arguments(possible_link_flags) + +have = cc.has_argument('-Wzero-length-bounds') +conf.set10('HAVE_ZERO_LENGTH_BOUNDS', have) + +if cc.compiles(''' + #include <time.h> + #include <inttypes.h> + typedef uint64_t usec_t; + usec_t now(clockid_t clock); + int main(void) { + struct timespec now; + return 0; + } +''', args: '-Werror=shadow', name : '-Werror=shadow with local shadowing') + add_project_arguments('-Werror=shadow', language : 'c') +endif + +if cxx_cmd != '' + add_project_arguments(cxx.get_supported_arguments(basic_disabled_warnings), language : 'cpp') +endif + +cpp = ' '.join(cc.cmd_array() + get_option('c_args')) + ' -E' + +has_wstringop_truncation = cc.has_argument('-Wstringop-truncation') + +##################################################################### +# compilation result tests + +conf.set('_GNU_SOURCE', 1) +conf.set('__SANE_USERSPACE_TYPES__', true) +conf.set10('HAVE_WSTRINGOP_TRUNCATION', has_wstringop_truncation) + +conf.set('SIZEOF_DEV_T', cc.sizeof('dev_t', prefix : '#include <sys/types.h>')) +conf.set('SIZEOF_INO_T', cc.sizeof('ino_t', prefix : '#include <sys/types.h>')) +conf.set('SIZEOF_RLIM_T', cc.sizeof('rlim_t', prefix : '#include <sys/resource.h>')) +conf.set('SIZEOF_TIME_T', cc.sizeof('time_t', prefix : '#include <sys/time.h>')) +conf.set('SIZEOF_TIMEX_MEMBER', cc.sizeof('typeof(((struct timex *)0)->freq)', prefix : '#include <sys/timex.h>')) + +long_max = cc.compute_int( + 'LONG_MAX', + prefix : '#include <limits.h>', + guess : 0x7FFFFFFFFFFFFFFF, + high : 0x7FFFFFFFFFFFFFFF) +assert(long_max > 100000) +conf.set_quoted('LONG_MAX_STR', '@0@'.format(long_max)) + +decl_headers = ''' +#include <dirent.h> +#include <uchar.h> +#include <sys/mount.h> +#include <sys/stat.h> +''' + +foreach decl : ['char16_t', + 'char32_t', + 'struct mount_attr', + 'struct statx', + 'struct dirent64', + ] + + # We get -1 if the size cannot be determined + have = cc.sizeof(decl, prefix : decl_headers, args : '-D_GNU_SOURCE') > 0 + + if decl == 'struct mount_attr' + if have + want_linux_fs_h = false + else + have = cc.sizeof(decl, + prefix : decl_headers + '#include <linux/fs.h>', + args : '-D_GNU_SOURCE') > 0 + want_linux_fs_h = have + endif + endif + + if decl == 'struct statx' + if have + want_linux_stat_h = false + else + have = cc.sizeof(decl, + prefix : decl_headers + '#include <linux/stat.h>', + args : '-D_GNU_SOURCE') > 0 + want_linux_stat_h = have + endif + endif + + conf.set10('HAVE_' + decl.underscorify().to_upper(), have) +endforeach + +conf.set10('WANT_LINUX_STAT_H', want_linux_stat_h) +conf.set10('WANT_LINUX_FS_H', want_linux_fs_h) + +foreach ident : ['secure_getenv', '__secure_getenv'] + conf.set10('HAVE_' + ident.to_upper(), cc.has_function(ident)) +endforeach + +foreach ident : [ + ['memfd_create', '''#include <sys/mman.h>'''], + ['gettid', '''#include <sys/types.h> + #include <unistd.h>'''], + ['fchmodat2', '''#include <stdlib.h> + #include <fcntl.h>'''], # no known header declares fchmodat2 + ['pivot_root', '''#include <stdlib.h> + #include <unistd.h>'''], # no known header declares pivot_root + ['ioprio_get', '''#include <sched.h>'''], # no known header declares ioprio_get + ['ioprio_set', '''#include <sched.h>'''], # no known header declares ioprio_set + ['name_to_handle_at', '''#include <sys/types.h> + #include <sys/stat.h> + #include <fcntl.h>'''], + ['setns', '''#include <sched.h>'''], + ['renameat2', '''#include <stdio.h> + #include <fcntl.h>'''], + ['kcmp', '''#include <linux/kcmp.h>'''], + ['keyctl', '''#include <sys/types.h> + #include <keyutils.h>'''], + ['copy_file_range', '''#include <sys/syscall.h> + #include <unistd.h>'''], + ['bpf', '''#include <sys/syscall.h> + #include <unistd.h>'''], + ['statx', '''#include <sys/types.h> + #include <sys/stat.h> + #include <unistd.h>'''], + ['explicit_bzero' , '''#include <string.h>'''], + ['reallocarray', '''#include <stdlib.h>'''], + ['set_mempolicy', '''#include <stdlib.h> + #include <unistd.h>'''], + ['get_mempolicy', '''#include <stdlib.h> + #include <unistd.h>'''], + ['pidfd_send_signal', '''#include <stdlib.h> + #include <unistd.h> + #include <signal.h> + #include <sys/wait.h>'''], + ['pidfd_open', '''#include <stdlib.h> + #include <unistd.h> + #include <signal.h> + #include <sys/wait.h>'''], + ['rt_sigqueueinfo', '''#include <stdlib.h> + #include <unistd.h> + #include <signal.h> + #include <sys/wait.h>'''], + ['rt_tgsigqueueinfo', '''#include <stdlib.h> + #include <unistd.h> + #include <signal.h> + #include <sys/wait.h>'''], + ['mallinfo', '''#include <malloc.h>'''], + ['mallinfo2', '''#include <malloc.h>'''], + ['execveat', '''#include <unistd.h>'''], + ['close_range', '''#include <unistd.h>'''], + ['epoll_pwait2', '''#include <sys/epoll.h>'''], + ['mount_setattr', '''#include <sys/mount.h>'''], + ['move_mount', '''#include <sys/mount.h>'''], + ['open_tree', '''#include <sys/mount.h>'''], + ['fsopen', '''#include <sys/mount.h>'''], + ['fsconfig', '''#include <sys/mount.h>'''], + ['fsmount', '''#include <sys/mount.h>'''], + ['getdents64', '''#include <dirent.h>'''], +] + + have = cc.has_function(ident[0], prefix : ident[1], args : '-D_GNU_SOURCE') + conf.set10('HAVE_' + ident[0].to_upper(), have) +endforeach + +if cc.has_function('getrandom', prefix : '''#include <sys/random.h>''', args : '-D_GNU_SOURCE') + conf.set10('USE_SYS_RANDOM_H', true) + conf.set10('HAVE_GETRANDOM', true) +else + have = cc.has_function('getrandom', prefix : '''#include <linux/random.h>''') + conf.set10('USE_SYS_RANDOM_H', false) + conf.set10('HAVE_GETRANDOM', have) +endif + +##################################################################### + +sh = find_program('sh') +echo = find_program('echo') +sed = find_program('sed') +awk = find_program('awk') +stat = find_program('stat') +ln = find_program('ln') +git = find_program('git', required : false) +env = find_program('env') +rsync = find_program('rsync', required : false) +diff = find_program('diff') +find = find_program('find') + +ln_s = ln.full_path() + ' -frsT -- "${DESTDIR:-}@0@" "${DESTDIR:-}@1@"' + +# If -Dxxx-path option is found, use that. Otherwise, check in $PATH, +# /usr/sbin, /sbin, and fall back to the default from middle column. +progs = [['quotaon', '/usr/sbin/quotaon' ], + ['quotacheck', '/usr/sbin/quotacheck' ], + ['kmod', '/usr/bin/kmod' ], + ['kexec', '/usr/sbin/kexec' ], + ['sulogin', '/usr/sbin/sulogin' ], + ['mount', '/usr/bin/mount', 'MOUNT_PATH'], + ['umount', '/usr/bin/umount', 'UMOUNT_PATH'], + ['loadkeys', '/usr/bin/loadkeys', 'KBD_LOADKEYS'], + ['setfont', '/usr/bin/setfont', 'KBD_SETFONT'], + ['nologin', '/usr/sbin/nologin', ], + ] +foreach prog : progs + path = get_option(prog[0] + '-path') + if path != '' + message('Using @1@ for @0@'.format(prog[0], path)) + else + exe = find_program(prog[0], + '/usr/sbin/' + prog[0], + '/sbin/' + prog[0], + required: false) + path = exe.found() ? exe.full_path() : prog[1] + endif + name = prog.length() > 2 ? prog[2] : prog[0].to_upper() + conf.set_quoted(name, path) +endforeach + +conf.set_quoted('TELINIT', get_option('telinit-path')) + +if run_command(ln, '--relative', '--help', check : false).returncode() != 0 + error('ln does not support --relative (added in coreutils 8.16)') +endif + +############################################################ + +gperf = find_program('gperf') + +gperf_test_format = ''' +#include <string.h> +const char * in_word_set(const char *, @0@); +@1@ +''' +gperf_snippet = run_command(sh, '-c', 'echo foo,bar | "$1" -L ANSI-C', '_', gperf, + check : true) +gperf_test = gperf_test_format.format('size_t', gperf_snippet.stdout()) +if cc.compiles(gperf_test) + gperf_len_type = 'size_t' +else + gperf_test = gperf_test_format.format('unsigned', gperf_snippet.stdout()) + if cc.compiles(gperf_test) + gperf_len_type = 'unsigned' + else + error('unable to determine gperf len type') + endif +endif +message('gperf len type is @0@'.format(gperf_len_type)) +conf.set('GPERF_LEN_TYPE', gperf_len_type, + description : 'The type of gperf "len" parameter') + +############################################################ + +if not cc.has_header('sys/capability.h') + error('POSIX caps headers not found') +endif +foreach header : ['crypt.h', + 'linux/memfd.h', + 'linux/vm_sockets.h', + 'sys/auxv.h', + 'threads.h', + 'valgrind/memcheck.h', + 'valgrind/valgrind.h', + 'linux/time_types.h', + 'sys/sdt.h', + ] + + conf.set10('HAVE_' + header.underscorify().to_upper(), + cc.has_header(header)) +endforeach + +############################################################ + +fallback_hostname = get_option('fallback-hostname') +if fallback_hostname == '' or fallback_hostname[0] == '.' or fallback_hostname[0] == '-' + error('Invalid fallback-hostname configuration') + # A more extensive test is done in test-hostname-util. Let's catch + # the most obvious errors here so we don't fail with an assert later. +endif +conf.set_quoted('FALLBACK_HOSTNAME', fallback_hostname) + +default_hierarchy = get_option('default-hierarchy') +conf.set_quoted('DEFAULT_HIERARCHY_NAME', default_hierarchy, + description : 'default cgroup hierarchy as string') +if default_hierarchy == 'legacy' + conf.set('DEFAULT_HIERARCHY', 'CGROUP_UNIFIED_NONE') +elif default_hierarchy == 'hybrid' + conf.set('DEFAULT_HIERARCHY', 'CGROUP_UNIFIED_SYSTEMD') +else + conf.set('DEFAULT_HIERARCHY', 'CGROUP_UNIFIED_ALL') +endif + +extra_net_naming_schemes = [] +extra_net_naming_map = [] +foreach scheme: get_option('extra-net-naming-schemes').split(',') + if scheme != '' + name = scheme.split('=')[0] + value = scheme.split('=')[1] + NAME = name.underscorify().to_upper() + VALUE = [] + foreach field: value.split('+') + VALUE += 'NAMING_' + field.underscorify().to_upper() + endforeach + extra_net_naming_schemes += 'NAMING_@0@ = @1@,'.format(NAME, '|'.join(VALUE)) + extra_net_naming_map += '{ "@0@", NAMING_@1@ },'.format(name, NAME) + endif +endforeach +conf.set('EXTRA_NET_NAMING_SCHEMES', ' '.join(extra_net_naming_schemes)) +conf.set('EXTRA_NET_NAMING_MAP', ' '.join(extra_net_naming_map)) + +default_net_naming_scheme = get_option('default-net-naming-scheme') +conf.set_quoted('DEFAULT_NET_NAMING_SCHEME', default_net_naming_scheme, + description : 'Default naming scheme as a string') +if default_net_naming_scheme != 'latest' + conf.set('_DEFAULT_NET_NAMING_SCHEME', + 'NAMING_' + default_net_naming_scheme.underscorify().to_upper(), + description : 'Default naming scheme as a constant') +endif + +time_epoch = get_option('time-epoch') +if time_epoch <= 0 + time_epoch = run_command(sh, '-c', 'echo "$SOURCE_DATE_EPOCH"', check : true).stdout().strip() + if time_epoch == '' and git.found() and fs.is_dir('.git') + # If we're in a git repository, use the creation time of the latest git tag. + latest_tag = run_command(git, 'describe', '--abbrev=0', '--tags', + check : false) + if latest_tag.returncode() == 0 + time_epoch = run_command( + git, 'log', '--no-show-signature', '-1', '--format=%at', + latest_tag.stdout().strip(), + check : false).stdout() + endif + endif + if time_epoch == '' + NEWS = files('NEWS') + time_epoch = run_command(stat, '-c', '%Y', NEWS, + check : true).stdout() + endif + time_epoch = time_epoch.strip().to_int() +endif +conf.set('TIME_EPOCH', time_epoch) + +conf.set('CLOCK_VALID_RANGE_USEC_MAX', get_option('clock-valid-range-usec-max')) + +default_user_shell = get_option('default-user-shell') +conf.set_quoted('DEFAULT_USER_SHELL', default_user_shell) +conf.set_quoted('DEFAULT_USER_SHELL_NAME', fs.name(default_user_shell)) + +foreach tuple : [['system-alloc-uid-min', 'SYS_UID_MIN', 1], # Also see login.defs(5). + ['system-uid-max', 'SYS_UID_MAX', 999], + ['system-alloc-gid-min', 'SYS_GID_MIN', 1], + ['system-gid-max', 'SYS_GID_MAX', 999]] + v = get_option(tuple[0]) + if v <= 0 + v = run_command( + awk, + '/^\s*@0@\s+/ { uid=$2 } END { print uid }'.format(tuple[1]), + '/etc/login.defs', + check : false).stdout().strip() + if v == '' + v = tuple[2] + else + v = v.to_int() + endif + endif + conf.set(tuple[0].underscorify().to_upper(), v) +endforeach +if conf.get('SYSTEM_ALLOC_UID_MIN') >= conf.get('SYSTEM_UID_MAX') + error('Invalid uid allocation range') +endif +if conf.get('SYSTEM_ALLOC_GID_MIN') >= conf.get('SYSTEM_GID_MAX') + error('Invalid gid allocation range') +endif + +dynamic_uid_min = get_option('dynamic-uid-min') +dynamic_uid_max = get_option('dynamic-uid-max') +conf.set('DYNAMIC_UID_MIN', dynamic_uid_min) +conf.set('DYNAMIC_UID_MAX', dynamic_uid_max) + +container_uid_base_min = get_option('container-uid-base-min') +container_uid_base_max = get_option('container-uid-base-max') +conf.set('CONTAINER_UID_BASE_MIN', container_uid_base_min) +conf.set('CONTAINER_UID_BASE_MAX', container_uid_base_max) + +nobody_user = get_option('nobody-user') +nobody_group = get_option('nobody-group') + +if not meson.is_cross_build() + getent_result = run_command('getent', 'passwd', '65534', check : false) + if getent_result.returncode() == 0 + name = getent_result.stdout().split(':')[0] + if name != nobody_user + warning('\n' + + 'The local user with the UID 65534 does not match the configured user name "@0@" of the nobody user (its name is @1@).\n'.format(nobody_user, name) + + 'Your build will result in an user table setup that is incompatible with the local system.') + endif + endif + id_result = run_command('id', '-u', nobody_user, check : false) + if id_result.returncode() == 0 + id = id_result.stdout().strip().to_int() + if id != 65534 + warning('\n' + + 'The local user with the configured user name "@0@" of the nobody user does not have UID 65534 (it has @1@).\n'.format(nobody_user, id) + + 'Your build will result in an user table setup that is incompatible with the local system.') + endif + endif + + getent_result = run_command('getent', 'group', '65534', check : false) + if getent_result.returncode() == 0 + name = getent_result.stdout().split(':')[0] + if name != nobody_group + warning('\n' + + 'The local group with the GID 65534 does not match the configured group name "@0@" of the nobody group (its name is @1@).\n'.format(nobody_group, name) + + 'Your build will result in an group table setup that is incompatible with the local system.') + endif + endif + id_result = run_command('id', '-g', nobody_group, check : false) + if id_result.returncode() == 0 + id = id_result.stdout().strip().to_int() + if id != 65534 + warning('\n' + + 'The local group with the configured group name "@0@" of the nobody group does not have GID 65534 (it has @1@).\n'.format(nobody_group, id) + + 'Your build will result in an group table setup that is incompatible with the local system.') + endif + endif +endif +if nobody_user != nobody_group and not (nobody_user == 'nobody' and nobody_group == 'nogroup') + warning('\n' + + 'The configured user name "@0@" and group name "@1@" of the nobody user/group are not equivalent.\n'.format(nobody_user, nobody_group) + + 'Please re-check that both "nobody-user" and "nobody-group" options are correctly set.') +endif + +conf.set_quoted('NOBODY_USER_NAME', nobody_user) +conf.set_quoted('NOBODY_GROUP_NAME', nobody_group) + +static_ugids = [] +foreach option : ['adm-gid', + 'audio-gid', + 'cdrom-gid', + 'dialout-gid', + 'disk-gid', + 'input-gid', + 'kmem-gid', + 'kvm-gid', + 'lp-gid', + 'render-gid', + 'sgx-gid', + 'tape-gid', + 'tty-gid', + 'users-gid', + 'utmp-gid', + 'video-gid', + 'wheel-gid', + 'systemd-journal-gid', + 'systemd-network-uid', + 'systemd-resolve-uid', + 'systemd-timesync-uid'] + name = option.underscorify().to_upper() + val = get_option(option) + + # Ensure provided GID argument is numeric, otherwise fall back to default assignment + conf.set(name, val > 0 ? val : '-') + if val > 0 + static_ugids += '@0@:@1@'.format(option, val) + endif +endforeach + +conf.set10('ENABLE_ADM_GROUP', get_option('adm-group')) +conf.set10('ENABLE_WHEEL_GROUP', get_option('wheel-group')) + +dev_kvm_mode = get_option('dev-kvm-mode') +conf.set_quoted('DEV_KVM_MODE', dev_kvm_mode) # FIXME: convert to 0o… notation +conf.set10('DEV_KVM_UACCESS', dev_kvm_mode != '0666') +group_render_mode = get_option('group-render-mode') +conf.set_quoted('GROUP_RENDER_MODE', group_render_mode) +conf.set10('GROUP_RENDER_UACCESS', group_render_mode != '0666') + +kill_user_processes = get_option('default-kill-user-processes') +conf.set10('KILL_USER_PROCESSES', kill_user_processes) + +dns_servers = get_option('dns-servers') +conf.set_quoted('DNS_SERVERS', dns_servers) + +ntp_servers = get_option('ntp-servers') +conf.set_quoted('NTP_SERVERS', ntp_servers) + +default_locale = get_option('default-locale') +conf.set_quoted('SYSTEMD_DEFAULT_LOCALE', default_locale) + +nspawn_locale = get_option('nspawn-locale') +conf.set_quoted('SYSTEMD_NSPAWN_LOCALE', nspawn_locale) + +default_keymap = get_option('default-keymap') +if default_keymap == '' + # We canonicalize empty keymap to '@kernel', as it makes the default value + # in the factory provided /etc/vconsole.conf more obvious. + default_keymap = '@kernel' +endif +conf.set_quoted('SYSTEMD_DEFAULT_KEYMAP', default_keymap) + +localegen_path = get_option('localegen-path') +if localegen_path != '' + conf.set_quoted('LOCALEGEN_PATH', localegen_path) +endif +conf.set10('HAVE_LOCALEGEN', localegen_path != '') + +conf.set_quoted('GETTEXT_PACKAGE', meson.project_name()) + +service_watchdog = get_option('service-watchdog') +watchdog_value = service_watchdog == '' ? '' : 'WatchdogSec=' + service_watchdog +conf.set_quoted('SERVICE_WATCHDOG', watchdog_value) + +conf.set_quoted('SUSHELL', get_option('debug-shell')) +conf.set_quoted('DEBUGTTY', get_option('debug-tty')) + +enable_debug_hashmap = false +enable_debug_mmap_cache = false +enable_debug_siphash = false +foreach name : get_option('debug-extra') + if name == 'hashmap' + enable_debug_hashmap = true + elif name == 'mmap-cache' + enable_debug_mmap_cache = true + elif name == 'siphash' + enable_debug_siphash = true + else + message('unknown debug option "@0@", ignoring'.format(name)) + endif +endforeach +conf.set10('ENABLE_DEBUG_HASHMAP', enable_debug_hashmap) +conf.set10('ENABLE_DEBUG_MMAP_CACHE', enable_debug_mmap_cache) +conf.set10('ENABLE_DEBUG_SIPHASH', enable_debug_siphash) +conf.set10('LOG_TRACE', get_option('log-trace')) + +default_user_path = get_option('user-path') +if default_user_path != '' + conf.set_quoted('DEFAULT_USER_PATH', default_user_path) +endif + +##################################################################### + +threads = dependency('threads') +librt = cc.find_library('rt') +libm = cc.find_library('m') +libdl = cc.find_library('dl') +libcrypt = dependency('libcrypt', 'libxcrypt', required : false) +if not libcrypt.found() + # fallback to use find_library() if libcrypt is provided by glibc, e.g. for LibreELEC. + libcrypt = cc.find_library('crypt') +endif +libcap = dependency('libcap') + +# On some architectures, libatomic is required. But on some installations, +# it is found, but actual linking fails. So let's try to use it opportunistically. +# If it is installed, but not needed, it will be dropped because of --as-needed. +if cc.links('''int main(int argc, char **argv) { return 0; }''', + args : '-latomic', + name : 'libatomic') + libatomic = declare_dependency(link_args : '-latomic') +else + libatomic = [] +endif + +crypt_header = conf.get('HAVE_CRYPT_H') == 1 ? '''#include <crypt.h>''' : '''#include <unistd.h>''' +foreach ident : [ + ['crypt_ra', crypt_header], + ['crypt_preferred_method', crypt_header], + ['crypt_gensalt_ra', crypt_header]] + + have = cc.has_function(ident[0], prefix : ident[1], args : '-D_GNU_SOURCE', + dependencies : libcrypt) + conf.set10('HAVE_' + ident[0].to_upper(), have) +endforeach + +bpf_framework = get_option('bpf-framework') +bpf_compiler = get_option('bpf-compiler') +libbpf = dependency('libbpf', + required : bpf_framework, + version : bpf_compiler == 'gcc' ? '>= 1.0.0' : '>= 0.1.0') +conf.set10('HAVE_LIBBPF', libbpf.found()) + +if not libbpf.found() + conf.set10('BPF_FRAMEWORK', false) +else + clang_found = false + clang_supports_bpf = false + bpf_gcc_found = false + bpftool_strip = false + deps_found = false + + if bpf_compiler == 'clang' + # Support 'versioned' clang/llvm-strip binaries, as seen on Debian/Ubuntu + # (like clang-10/llvm-strip-10) + if meson.is_cross_build() or cc.get_id() != 'clang' or cc.cmd_array()[0].contains('afl-clang') or cc.cmd_array()[0].contains('hfuzz-clang') + r = find_program('clang', + required : bpf_framework, + version : '>= 10.0.0') + clang_found = r.found() + if clang_found + clang = r.full_path() + endif + else + clang_found = true + clang = cc.cmd_array() + endif + + if clang_found + # Check if 'clang -target bpf' is supported. + clang_supports_bpf = run_command(clang, '-target', 'bpf', '--print-supported-cpus', check : false).returncode() == 0 + endif + elif bpf_compiler == 'gcc' + bpf_gcc = find_program('bpf-gcc', + 'bpf-none-gcc', + required : true, + version : '>= 13.1.0') + bpf_gcc_found = bpf_gcc.found() + endif + + if clang_supports_bpf or bpf_gcc_found + # Debian installs this in /usr/sbin/ which is not in $PATH. + # We check for 'bpftool' first, honouring $PATH, and in /usr/sbin/ for Debian. + # We use 'bpftool gen object' subcommand for bpftool strip, it was added by d80b2fcbe0a023619e0fc73112f2a02c2662f6ab (v5.13). + bpftool = find_program('bpftool', + '/usr/sbin/bpftool', + required : bpf_framework.enabled() and bpf_compiler == 'gcc', + version : bpf_compiler == 'gcc' ? '>= 7.0.0' : '>= 5.13.0') + + if bpftool.found() + bpftool_strip = true + deps_found = true + elif bpf_compiler == 'clang' + # We require the 'bpftool gen skeleton' subcommand, it was added by 985ead416df39d6fe8e89580cc1db6aa273e0175 (v5.6). + bpftool = find_program('bpftool', + '/usr/sbin/bpftool', + required : bpf_framework, + version : '>= 5.6.0') + endif + + # We use `llvm-strip` as a fallback if `bpftool gen object` strip support is not available. + if not bpftool_strip and bpftool.found() and clang_supports_bpf + if not meson.is_cross_build() + llvm_strip_bin = run_command(clang, '--print-prog-name', 'llvm-strip', + check : true).stdout().strip() + else + llvm_strip_bin = 'llvm-strip' + endif + llvm_strip = find_program(llvm_strip_bin, + required : bpf_framework, + version : '>= 10.0.0') + deps_found = llvm_strip.found() + endif + endif + + # Can build BPF program from source code in restricted C + conf.set10('BPF_FRAMEWORK', deps_found) +endif + +libmount = dependency('mount', + version : fuzzer_build ? '>= 0' : '>= 2.30') + +libfdisk = dependency('fdisk', + version : '>= 2.32', + disabler : true, + required : get_option('fdisk')) +conf.set10('HAVE_LIBFDISK', libfdisk.found()) + +# This prefers pwquality if both are enabled or auto. +feature = get_option('pwquality').disable_auto_if(get_option('passwdqc').enabled()) +libpwquality = dependency('pwquality', + version : '>= 1.4.1', + required : feature) +have = libpwquality.found() +if not have + # libpwquality is used for both features for simplicity + libpwquality = dependency('passwdqc', + required : get_option('passwdqc')) +endif +conf.set10('HAVE_PWQUALITY', have) +conf.set10('HAVE_PASSWDQC', not have and libpwquality.found()) + +libseccomp = dependency('libseccomp', + version : '>= 2.3.1', + required : get_option('seccomp')) +conf.set10('HAVE_SECCOMP', libseccomp.found()) + +libselinux = dependency('libselinux', + version : '>= 2.1.9', + required : get_option('selinux')) +conf.set10('HAVE_SELINUX', libselinux.found()) + +libapparmor = dependency('libapparmor', + version : '>= 2.13', + required : get_option('apparmor')) +conf.set10('HAVE_APPARMOR', libapparmor.found()) + +have = get_option('smack') and get_option('smack-run-label') != '' +conf.set10('HAVE_SMACK_RUN_LABEL', have) +if have + conf.set_quoted('SMACK_RUN_LABEL', get_option('smack-run-label')) +endif + +have = get_option('smack') and get_option('smack-default-process-label') != '' +if have + conf.set_quoted('SMACK_DEFAULT_PROCESS_LABEL', get_option('smack-default-process-label')) +endif + +feature = get_option('polkit') +libpolkit = dependency('polkit-gobject-1', + required : feature.disabled() ? feature : false) +install_polkit = feature.allowed() +install_polkit_pkla = libpolkit.found() and libpolkit.version().version_compare('< 0.106') +if install_polkit_pkla + message('Old polkit detected, will install pkla files') +endif +conf.set10('ENABLE_POLKIT', install_polkit) + +libacl = dependency('libacl', + required : get_option('acl')) +conf.set10('HAVE_ACL', libacl.found()) + +libaudit = dependency('audit', + required : get_option('audit')) +conf.set10('HAVE_AUDIT', libaudit.found()) + +libblkid = dependency('blkid', + required : get_option('blkid')) +conf.set10('HAVE_BLKID', libblkid.found()) +conf.set10('HAVE_BLKID_PROBE_SET_HINT', + libblkid.found() and cc.has_function('blkid_probe_set_hint', dependencies : libblkid)) + +libkmod = dependency('libkmod', + version : '>= 15', + required : get_option('kmod')) +conf.set10('HAVE_KMOD', libkmod.found()) + +libxenctrl = dependency('xencontrol', + version : '>= 4.9', + required : get_option('xenctrl')) +conf.set10('HAVE_XENCTRL', libxenctrl.found()) +libxenctrl_cflags = libxenctrl.partial_dependency(includes: true, compile_args: true) + +feature = get_option('pam') +libpam = dependency('pam', + required : feature.disabled() ? feature : false) +if not libpam.found() + # Debian older than bookworm and Ubuntu older than 22.10 do not provide the .pc file. + libpam = cc.find_library('pam', required : feature) +endif +libpam_misc = dependency('pam_misc', + required : feature.disabled() ? feature : false) +if not libpam_misc.found() + libpam_misc = cc.find_library('pam_misc', required : feature) +endif +conf.set10('HAVE_PAM', libpam.found() and libpam_misc.found()) + +libmicrohttpd = dependency('libmicrohttpd', + version : '>= 0.9.33', + required : get_option('microhttpd')) +conf.set10('HAVE_MICROHTTPD', libmicrohttpd.found()) + +libcryptsetup = get_option('libcryptsetup') +libcryptsetup_plugins = get_option('libcryptsetup-plugins') +if libcryptsetup_plugins.enabled() + if libcryptsetup.disabled() + error('libcryptsetup-plugins cannot be requested without libcryptsetup') + endif + libcryptsetup = libcryptsetup_plugins +endif + +libcryptsetup = dependency('libcryptsetup', + version : libcryptsetup_plugins.enabled() ? '>= 2.4.0' : '>= 2.0.1', + required : libcryptsetup) + +have = libcryptsetup.found() +foreach ident : ['crypt_set_metadata_size', + 'crypt_activate_by_signed_key', + 'crypt_token_max', + 'crypt_reencrypt_init_by_passphrase', + 'crypt_reencrypt', + 'crypt_set_data_offset'] + have_ident = have and cc.has_function( + ident, + prefix : '#include <libcryptsetup.h>', + dependencies : libcryptsetup) + conf.set10('HAVE_' + ident.to_upper(), have_ident) +endforeach +conf.set10('HAVE_LIBCRYPTSETUP', have) + +# TODO: Use has_function(required : libcryptsetup_plugins) with meson >= 1.3.0 +if libcryptsetup_plugins.allowed() + have = (cc.has_function( + 'crypt_activate_by_token_pin', + prefix : '#include <libcryptsetup.h>', + dependencies : libcryptsetup) and + cc.has_function( + 'crypt_token_external_path', + prefix : '#include <libcryptsetup.h>', + dependencies : libcryptsetup)) +else + have = false +endif +conf.set10('HAVE_LIBCRYPTSETUP_PLUGINS', have) + +libcurl = dependency('libcurl', + version : '>= 7.32.0', + required : get_option('libcurl')) +conf.set10('HAVE_LIBCURL', libcurl.found()) +conf.set10('CURL_NO_OLDIES', conf.get('BUILD_MODE_DEVELOPER') == 1) + +feature = get_option('libidn2').disable_auto_if(get_option('libidn').enabled()) +libidn = dependency('libidn2', + required : feature) +have = libidn.found() +if not have + # libidn is used for both libidn and libidn2 objects + libidn = dependency('libidn', + required : get_option('libidn')) +endif +conf.set10('HAVE_LIBIDN', not have and libidn.found()) +conf.set10('HAVE_LIBIDN2', have) + +libiptc = dependency('libiptc', + required : get_option('libiptc')) +conf.set10('HAVE_LIBIPTC', libiptc.found()) +libiptc_cflags = libiptc.partial_dependency(includes: true, compile_args: true) + +libqrencode = dependency('libqrencode', + version : '>= 3', + required : get_option('qrencode')) +conf.set10('HAVE_QRENCODE', libqrencode.found()) + +feature = get_option('gcrypt') +libgcrypt = dependency('libgcrypt', + required : feature) +libgpg_error = dependency('gpg-error', + required : feature.disabled() ? feature : false) +if not libgpg_error.found() + # CentOS 8 does not provide the .pc file. + libgpg_error = cc.find_library('gpg-error', required : feature) +endif + +have = libgcrypt.found() and libgpg_error.found() +if not have + # link to neither of the libs if one is not found + libgcrypt = [] + libgpg_error = [] +endif +conf.set10('HAVE_GCRYPT', have) + +libgnutls = dependency('gnutls', + version : '>= 3.1.4', + required : get_option('gnutls')) +conf.set10('HAVE_GNUTLS', libgnutls.found()) + +libopenssl = dependency('openssl', + version : '>= 1.1.0', + required : get_option('openssl')) +conf.set10('HAVE_OPENSSL', libopenssl.found()) + +libp11kit = dependency('p11-kit-1', + version : '>= 0.23.3', + required : get_option('p11kit')) +conf.set10('HAVE_P11KIT', libp11kit.found()) +libp11kit_cflags = libp11kit.partial_dependency(includes: true, compile_args: true) + +feature = get_option('libfido2').require( + conf.get('HAVE_OPENSSL') == 1, + error_message : 'openssl required') +libfido2 = dependency('libfido2', + required : feature) +conf.set10('HAVE_LIBFIDO2', libfido2.found()) + +tpm2 = dependency('tss2-esys tss2-rc tss2-mu tss2-tcti-device', + required : get_option('tpm2')) +conf.set10('HAVE_TPM2', tpm2.found()) +conf.set10('HAVE_TSS2_ESYS3', tpm2.found() and tpm2.version().version_compare('>= 3.0.0')) + +libdw = dependency('libdw', + required : get_option('elfutils')) +conf.set10('HAVE_ELFUTILS', libdw.found()) +# New in elfutils 0.177 +conf.set10('HAVE_DWELF_ELF_E_MACHINE_STRING', + libdw.found() and cc.has_function('dwelf_elf_e_machine_string', dependencies : libdw)) + +libz = dependency('zlib', + required : get_option('zlib')) +conf.set10('HAVE_ZLIB', libz.found()) + +feature = get_option('bzip2') +libbzip2 = dependency('bzip2', + required : feature.disabled() ? feature : false) +if not libbzip2.found() + # Debian and Ubuntu do not provide the .pc file. + libbzip2 = cc.find_library('bz2', required : feature) +endif +conf.set10('HAVE_BZIP2', libbzip2.found()) + +libxz = dependency('liblzma', + required : get_option('xz')) +conf.set10('HAVE_XZ', libxz.found()) + +liblz4 = dependency('liblz4', + version : '>= 1.3.0', + required : get_option('lz4')) +conf.set10('HAVE_LZ4', liblz4.found()) + +libzstd = dependency('libzstd', + version : '>= 1.4.0', + required : get_option('zstd')) +conf.set10('HAVE_ZSTD', libzstd.found()) + +conf.set10('HAVE_COMPRESSION', libxz.found() or liblz4.found() or libzstd.found()) + +compression = get_option('default-compression') +if compression == 'auto' + if libzstd.found() + compression = 'zstd' + elif liblz4.found() + compression = 'lz4' + elif libxz.found() + compression = 'xz' + else + compression = 'none' + endif +elif compression == 'zstd' and not libzstd.found() + error('default-compression=zstd requires zstd') +elif compression == 'lz4' and not liblz4.found() + error('default-compression=lz4 requires lz4') +elif compression == 'xz' and not libxz.found() + error('default-compression=xz requires xz') +endif +conf.set('DEFAULT_COMPRESSION', 'COMPRESSION_@0@'.format(compression.to_upper())) + +libxkbcommon = dependency('xkbcommon', + version : '>= 0.3.0', + required : get_option('xkbcommon')) +conf.set10('HAVE_XKBCOMMON', libxkbcommon.found()) + +libpcre2 = dependency('libpcre2-8', + required : get_option('pcre2')) +conf.set10('HAVE_PCRE2', libpcre2.found()) + +libglib = dependency('glib-2.0', + version : '>= 2.22.0', + required : get_option('glib')) +libgobject = dependency('gobject-2.0', + version : '>= 2.22.0', + required : get_option('glib')) +libgio = dependency('gio-2.0', + required : get_option('glib')) +conf.set10('HAVE_GLIB', libglib.found() and libgobject.found() and libgio.found()) + +libdbus = dependency('dbus-1', + version : '>= 1.3.2', + required : get_option('dbus')) +conf.set10('HAVE_DBUS', libdbus.found()) + +dbusdatadir = libdbus.get_variable(pkgconfig: 'datadir', default_value: datadir) / 'dbus-1' + +dbuspolicydir = get_option('dbuspolicydir') +if dbuspolicydir == '' + dbuspolicydir = dbusdatadir / 'system.d' +endif + +dbussessionservicedir = get_option('dbussessionservicedir') +if dbussessionservicedir == '' + dbussessionservicedir = libdbus.get_variable(pkgconfig: 'session_bus_services_dir', default_value: dbusdatadir / 'services') +endif + +dbussystemservicedir = get_option('dbussystemservicedir') +if dbussystemservicedir == '' + dbussystemservicedir = libdbus.get_variable(pkgconfig: 'system_bus_services_dir', default_value: dbusdatadir / 'system-services') +endif + +dbus_interfaces_dir = get_option('dbus-interfaces-dir') +if dbus_interfaces_dir == '' or dbus_interfaces_dir == 'yes' + if meson.is_cross_build() and dbus_interfaces_dir != 'yes' + dbus_interfaces_dir = 'no' + warning('Exporting D-Bus interface XML files is disabled during cross build. Pass path or "yes" to force enable.') + else + dbus_interfaces_dir = libdbus.get_variable(pkgconfig: 'interfaces_dir', default_value: dbusdatadir / 'interfaces') + endif +endif + +dmi_arches = ['x86', 'x86_64', 'aarch64', 'arm', 'ia64', 'loongarch64', 'mips'] +conf.set10('HAVE_DMI', host_machine.cpu_family() in dmi_arches) + +# We support one or the other. If gcrypt is available, we assume it's there to +# be used, and use it in preference. +opt = get_option('cryptolib') +if opt == 'openssl' and conf.get('HAVE_OPENSSL') == 0 + error('openssl requested as the default cryptolib, but not available') +endif +conf.set10('PREFER_OPENSSL', + opt == 'openssl' or (opt == 'auto' and conf.get('HAVE_OPENSSL') == 1 and conf.get('HAVE_GCRYPT') == 0)) +conf.set10('HAVE_OPENSSL_OR_GCRYPT', + conf.get('HAVE_OPENSSL') == 1 or conf.get('HAVE_GCRYPT') == 1) +lib_openssl_or_gcrypt = conf.get('PREFER_OPENSSL') == 1 ? [libopenssl] : [libgcrypt, libgpg_error] + +dns_over_tls = get_option('dns-over-tls') +if dns_over_tls != 'false' + if dns_over_tls == 'gnutls' and conf.get('PREFER_OPENSSL') == 1 + error('Sorry, -Ddns-over-tls=gnutls is not supported when openssl is used as the cryptolib') + endif + + if dns_over_tls == 'gnutls' + have_openssl = false + else + have_openssl = conf.get('HAVE_OPENSSL') == 1 + if dns_over_tls == 'openssl' and not have_openssl + error('DNS-over-TLS support was requested with openssl, but dependencies are not available') + endif + endif + if dns_over_tls == 'openssl' or have_openssl + have_gnutls = false + else + have_gnutls = conf.get('HAVE_GNUTLS') == 1 and libgnutls.version().version_compare('>= 3.6.0') + if dns_over_tls != 'auto' and not have_gnutls + str = dns_over_tls == 'gnutls' ? ' with gnutls' : '' + error('DNS-over-TLS support was requested@0@, but dependencies are not available'.format(str)) + endif + endif + have = have_gnutls or have_openssl +else + have = false + have_gnutls = false + have_openssl = false +endif +conf.set10('ENABLE_DNS_OVER_TLS', have) +conf.set10('DNS_OVER_TLS_USE_GNUTLS', have_gnutls) +conf.set10('DNS_OVER_TLS_USE_OPENSSL', have_openssl) + +default_dns_over_tls = get_option('default-dns-over-tls') +if default_dns_over_tls != 'no' and conf.get('ENABLE_DNS_OVER_TLS') == 0 + message('default-dns-over-tls cannot be enabled or set to opportunistic when DNS-over-TLS support is disabled. Setting default-dns-over-tls to no.') + default_dns_over_tls = 'no' +endif +conf.set('DEFAULT_DNS_OVER_TLS_MODE', + 'DNS_OVER_TLS_' + default_dns_over_tls.underscorify().to_upper()) +conf.set_quoted('DEFAULT_DNS_OVER_TLS_MODE_STR', default_dns_over_tls) + +default_mdns = get_option('default-mdns') +conf.set('DEFAULT_MDNS_MODE', + 'RESOLVE_SUPPORT_' + default_mdns.to_upper()) +conf.set_quoted('DEFAULT_MDNS_MODE_STR', default_mdns) + +default_llmnr = get_option('default-llmnr') +conf.set('DEFAULT_LLMNR_MODE', + 'RESOLVE_SUPPORT_' + default_llmnr.to_upper()) +conf.set_quoted('DEFAULT_LLMNR_MODE_STR', default_llmnr) + +have = get_option('repart').require( + conf.get('HAVE_LIBFDISK') == 1, + error_message : 'fdisk required').allowed() +conf.set10('ENABLE_REPART', have) + +default_dnssec = get_option('default-dnssec') +if default_dnssec != 'no' and conf.get('HAVE_OPENSSL_OR_GCRYPT') == 0 + message('default-dnssec cannot be set to yes or allow-downgrade openssl and gcrypt are disabled. Setting default-dnssec to no.') + default_dnssec = 'no' +endif +conf.set('DEFAULT_DNSSEC_MODE', + 'DNSSEC_' + default_dnssec.underscorify().to_upper()) +conf.set_quoted('DEFAULT_DNSSEC_MODE_STR', default_dnssec) + +have = get_option('sysupdate').require( + conf.get('HAVE_OPENSSL') == 1 and + conf.get('HAVE_LIBFDISK') == 1, + error_message : 'fdisk and openssl required').allowed() +conf.set10('ENABLE_SYSUPDATE', have) + +conf.set10('ENABLE_STORAGETM', get_option('storagetm')) + +have = get_option('importd').require( + conf.get('HAVE_LIBCURL') == 1 and + conf.get('HAVE_OPENSSL_OR_GCRYPT') == 1 and + conf.get('HAVE_ZLIB') == 1 and + conf.get('HAVE_XZ') == 1, + error_message : 'curl, openssl/grypt, zlib and xz required').allowed() +conf.set10('ENABLE_IMPORTD', have) + +have = get_option('homed').require( + conf.get('HAVE_OPENSSL') == 1 and + conf.get('HAVE_LIBFDISK') == 1 and + conf.get('HAVE_LIBCRYPTSETUP') == 1, + error_message : 'openssl, fdisk and libcryptsetup required').allowed() +conf.set10('ENABLE_HOMED', have) + +have = have and conf.get('HAVE_PAM') == 1 +conf.set10('ENABLE_PAM_HOME', have) + +feature = get_option('remote') +have_deps = [conf.get('HAVE_MICROHTTPD') == 1, + conf.get('HAVE_LIBCURL') == 1] +# sd-j-remote requires µhttpd, and sd-j-upload requires libcurl, so +# it's possible to build one without the other. Complain only if +# support was explicitly requested. The auxiliary files like sysusers +# config should be installed when any of the programs are built. +if feature.enabled() and not (have_deps[0] and have_deps[1]) + error('remote support was requested, but dependencies are not available') +endif +have = feature.allowed() and (have_deps[0] or have_deps[1]) +conf.set10('ENABLE_REMOTE', have) + +feature = get_option('vmspawn').disable_auto_if(conf.get('BUILD_MODE_DEVELOPER') == 0) +conf.set10('ENABLE_VMSPAWN', feature.allowed()) + +foreach term : ['analyze', + 'backlight', + 'binfmt', + 'compat-mutable-uid-boundaries', + 'coredump', + 'efi', + 'environment-d', + 'firstboot', + 'gshadow', + 'hibernate', + 'hostnamed', + 'hwdb', + 'idn', + 'ima', + 'initrd', + 'kernel-install', + 'ldconfig', + 'localed', + 'logind', + 'machined', + 'networkd', + 'nscd', + 'nss-myhostname', + 'nss-systemd', + 'oomd', + 'portabled', + 'pstore', + 'quotacheck', + 'randomseed', + 'resolve', + 'rfkill', + 'smack', + 'sysext', + 'sysusers', + 'timedated', + 'timesyncd', + 'tmpfiles', + 'tpm', + 'userdb', + 'utmp', + 'vconsole', + 'xdg-autostart'] + have = get_option(term) + name = 'ENABLE_' + term.underscorify().to_upper() + conf.set10(name, have) +endforeach + +enable_sysusers = conf.get('ENABLE_SYSUSERS') == 1 + +foreach tuple : [['nss-mymachines', 'machined'], + ['nss-resolve', 'resolve']] + want = get_option(tuple[0]) + if want.allowed() + have = get_option(tuple[1]) + if want.enabled() and not have + error('@0@ is requested but @1@ is disabled'.format(tuple[0], tuple[1])) + endif + else + have = false + endif + name = 'ENABLE_' + tuple[0].underscorify().to_upper() + conf.set10(name, have) +endforeach + +enable_nss = false +foreach term : ['ENABLE_NSS_MYHOSTNAME', + 'ENABLE_NSS_MYMACHINES', + 'ENABLE_NSS_RESOLVE', + 'ENABLE_NSS_SYSTEMD'] + if conf.get(term) == 1 + enable_nss = true + endif +endforeach +conf.set10('ENABLE_NSS', enable_nss) + +conf.set10('ENABLE_TIMEDATECTL', get_option('timedated') or get_option('timesyncd')) + +conf.set10('SYSTEMD_SLOW_TESTS_DEFAULT', slow_tests) + +############################################################ + +pymod = import('python') +python = pymod.find_installation('python3', required : true, modules : ['jinja2']) +python_39 = python.language_version().version_compare('>=3.9') + +############################################################ + +if conf.get('BPF_FRAMEWORK') == 1 + bpf_clang_flags = [ + '-std=gnu11', + '-Wno-compare-distinct-pointer-types', + '-fno-stack-protector', + '-O2', + '-target', + 'bpf', + '-g', + '-c', + ] + + bpf_gcc_flags = [ + '-std=gnu11', + '-fno-stack-protector', + '-O2', + '-mkernel=5.2', + '-mcpu=v3', + '-mco-re', + '-gbtf', + '-c', + ] + + # Generate defines that are appropriate to tell the compiler what architecture + # we're compiling for. By default we just map meson's cpu_family to __<cpu_family>__. + # This dictionary contains the exceptions where this doesn't work. + # + # C.f. https://mesonbuild.com/Reference-tables.html#cpu-families + # and src/basic/missing_syscall_def.h. + cpu_arch_defines = { + 'ppc' : ['-D__powerpc__'], + 'ppc64' : ['-D__powerpc64__', '-D_CALL_ELF=2'], + 'riscv32' : ['-D__riscv', '-D__riscv_xlen=32'], + 'riscv64' : ['-D__riscv', '-D__riscv_xlen=64'], + 'x86' : ['-D__i386__'], + + # For arm, assume hardware fp is available. + 'arm' : ['-D__arm__', '-D__ARM_PCS_VFP'], + } + + bpf_arch_flags = cpu_arch_defines.get(host_machine.cpu_family(), + ['-D__@0@__'.format(host_machine.cpu_family())]) + if bpf_compiler == 'gcc' + bpf_arch_flags += ['-m' + host_machine.endian() + '-endian'] + endif + + libbpf_include_dir = libbpf.get_variable(pkgconfig : 'includedir') + + bpf_o_unstripped_cmd = [] + if bpf_compiler == 'clang' + bpf_o_unstripped_cmd += [ + clang, + bpf_clang_flags, + bpf_arch_flags, + ] + elif bpf_compiler == 'gcc' + bpf_o_unstripped_cmd += [ + bpf_gcc, + bpf_gcc_flags, + bpf_arch_flags, + ] + endif + + bpf_o_unstripped_cmd += ['-I.'] + + if not meson.is_cross_build() and bpf_compiler == 'clang' + target_triplet_cmd = run_command('gcc', '-dumpmachine', check: false) + if target_triplet_cmd.returncode() == 0 + target_triplet = target_triplet_cmd.stdout().strip() + bpf_o_unstripped_cmd += [ + '-isystem', + '/usr/include/@0@'.format(target_triplet) + ] + endif + endif + + bpf_o_unstripped_cmd += [ + '-idirafter', + libbpf_include_dir, + '@INPUT@', + '-o', + '@OUTPUT@' + ] + + if bpftool_strip + bpf_o_cmd = [ + bpftool, + 'gen', + 'object', + '@OUTPUT@', + '@INPUT@' + ] + elif bpf_compiler == 'clang' + bpf_o_cmd = [ + llvm_strip, + '-g', + '@INPUT@', + '-o', + '@OUTPUT@' + ] + endif + + skel_h_cmd = [ + bpftool, + 'gen', + 'skeleton', + '@INPUT@' + ] +endif + +##################################################################### + +efi_arch = { + 'aarch64' : 'aa64', + 'arm' : 'arm', + 'loongarch32' : 'loongarch32', + 'loongarch64' : 'loongarch64', + 'riscv32' : 'riscv32', + 'riscv64' : 'riscv64', + 'x86_64' : 'x64', + 'x86' : 'ia32', +}.get(host_machine.cpu_family(), '') + +pyelftools = pymod.find_installation('python3', + required : get_option('bootloader'), + modules : ['elftools']) + +have = get_option('bootloader').require( + pyelftools.found() and get_option('efi') and efi_arch != '', + error_message : 'unsupported EFI arch or EFI support is disabled').allowed() +conf.set10('ENABLE_BOOTLOADER', have) +conf.set_quoted('EFI_MACHINE_TYPE_NAME', have ? efi_arch : '') + +efi_arch_alt = '' +efi_cpu_family_alt = '' +if have and efi_arch == 'x64' and cc.links(''' + #include <limits.h> + int main(int argc, char *argv[]) { + return __builtin_popcount(argc - CHAR_MAX); + }''', args : ['-m32', '-march=i686'], name : '32bit build possible') + efi_arch_alt = 'ia32' + efi_cpu_family_alt = 'x86' +endif + +pefile = pymod.find_installation('python3', required: false, modules : ['pefile']) + +want_ukify = get_option('ukify').require(python_39 and (want_tests != 'true' or pefile.found()), error_message : 'Python >= 3.9 and pefile required').allowed() +conf.set10('ENABLE_UKIFY', want_ukify) + +############################################################ + +check_version_history_py = find_program('tools/check-version-history.py') +elf2efi_py = find_program('tools/elf2efi.py') +export_dbus_interfaces_py = find_program('tools/dbus_exporter.py') +generate_gperfs = find_program('tools/generate-gperfs.py') +make_autosuspend_rules_py = find_program('tools/make-autosuspend-rules.py') +make_directive_index_py = find_program('tools/make-directive-index.py') +sync_docs_py = find_program('tools/sync-docs.py') +make_man_index_py = find_program('tools/make-man-index.py') +meson_render_jinja2 = find_program('tools/meson-render-jinja2.py') +update_dbus_docs_py = find_program('tools/update-dbus-docs.py') +update_hwdb_autosuspend_sh = find_program('tools/update-hwdb-autosuspend.sh') +update_hwdb_sh = find_program('tools/update-hwdb.sh') +update_man_rules_py = find_program('tools/update-man-rules.py') +update_syscall_tables_sh = find_program('tools/update-syscall-tables.sh') +xml_helper_py = find_program('tools/xml_helper.py') + +############################################################ + +version_tag = get_option('version-tag') +version_h = vcs_tag( + input : 'src/version/version.h.in', + output : 'version.h', + command: [project_source_root / 'tools/meson-vcs-tag.sh', + project_source_root, + meson.project_version(), + version_tag, + ]) + +shared_lib_tag = get_option('shared-lib-tag') +if shared_lib_tag == '' + shared_lib_tag = meson.project_version() +endif + +############################################################ + +if get_option('b_coverage') + userspace_c_args += ['-include', 'src/basic/coverage.h'] +endif + +############################################################ + +config_h = configure_file( + output : 'config.h', + configuration : conf) + +userspace_c_args += ['-include', 'config.h'] + +jinja2_cmdline = [meson_render_jinja2, config_h, version_h] + +userspace = declare_dependency( + compile_args : userspace_c_args, + link_args : userspace_c_ld_args, + sources : version_h, +) + +man_page_depends = [] + +############################################################ + +simple_tests = [] +libsystemd_tests = [] +simple_fuzzers = [] +catalogs = [] +modules = [] # nss, pam, and other plugins +executables = [] +executables_by_name = {} +fuzzer_exes = [] + +# binaries that have --help and are intended for use by humans, +# usually, but not always, installed in /bin. +public_programs = [] + +# D-Bus introspection XML export +dbus_programs = [] + +# A list of boot stubs. Required for testing of ukify. +boot_stubs = [] + +build_dir_include = include_directories('.') + +basic_includes = include_directories( + 'src/basic', + 'src/fundamental', + 'src/systemd', + '.') + +libsystemd_includes = [basic_includes, include_directories( + 'src/libsystemd/sd-bus', + 'src/libsystemd/sd-device', + 'src/libsystemd/sd-event', + 'src/libsystemd/sd-hwdb', + 'src/libsystemd/sd-id128', + 'src/libsystemd/sd-journal', + 'src/libsystemd/sd-netlink', + 'src/libsystemd/sd-network', + 'src/libsystemd/sd-resolve')] + +includes = [libsystemd_includes, include_directories('src/shared')] + +subdir('po') +subdir('catalog') +subdir('src/fundamental') +subdir('src/basic') +subdir('src/libsystemd') +subdir('src/shared') +subdir('src/libudev') + +libsystemd = shared_library( + 'systemd', + version : libsystemd_version, + include_directories : libsystemd_includes, + link_args : ['-shared', + '-Wl,--version-script=' + libsystemd_sym_path], + link_with : [libbasic, + libbasic_gcrypt, + libbasic_compress], + link_whole : [libsystemd_static], + dependencies : [librt, + threads, + userspace], + link_depends : libsystemd_sym, + install : true, + install_tag: 'libsystemd', + install_dir : libdir) + +alias_target('libsystemd', libsystemd) + +install_libsystemd_static = static_library( + 'systemd', + libsystemd_sources, + basic_sources, + basic_gcrypt_sources, + basic_compress_sources, + fundamental_sources, + include_directories : libsystemd_includes, + build_by_default : static_libsystemd != 'false', + install : static_libsystemd != 'false', + install_tag: 'libsystemd', + install_dir : libdir, + pic : static_libsystemd_pic, + dependencies : [libblkid, + libcap, + libdl, + libgcrypt, + liblz4, + libmount, + libopenssl, + librt, + libxz, + libzstd, + threads, + userspace], + c_args : libsystemd_c_args + (static_libsystemd_pic ? [] : ['-fno-PIC'])) + +libudev = shared_library( + 'udev', + version : libudev_version, + include_directories : includes, + link_args : ['-shared', + '-Wl,--version-script=' + libudev_sym_path], + link_with : [libsystemd_static, libshared_static], + link_whole : libudev_basic, + dependencies : [threads, + userspace], + link_depends : libudev_sym, + install : true, + install_tag: 'libudev', + install_dir : libdir) + +alias_target('libudev', libudev) + +install_libudev_static = static_library( + 'udev', + basic_sources, + fundamental_sources, + shared_sources, + libsystemd_sources, + libudev_sources, + include_directories : includes, + build_by_default : static_libudev != 'false', + install : static_libudev != 'false', + install_tag: 'libudev', + install_dir : libdir, + link_depends : libudev_sym, + dependencies : [libmount, + libshared_deps, + userspace], + c_args : static_libudev_pic ? [] : ['-fno-PIC'], + pic : static_libudev_pic) + +############################################################ + +runtest_env = custom_target( + 'systemd-runtest.env', + output : 'systemd-runtest.env', + command : [sh, '-c', + '{ echo SYSTEMD_TEST_DATA=@0@; echo SYSTEMD_CATALOG_DIR=@1@; } >@OUTPUT@'.format( + project_source_root / 'test', + project_build_root / 'catalog')], + depends : catalogs, + build_by_default : true) + +test_cflags = ['-DTEST_CODE=1'] +# We intentionally do not do inline initializations with definitions for a +# bunch of _cleanup_ variables in tests, to ensure valgrind is triggered if we +# use the variable unexpectedly. This triggers a lot of maybe-uninitialized +# false positives when the combination of -O2 and -flto is used. Suppress them. +if '-O2' in c_args and '-flto=auto' in c_args + test_cflags += cc.first_supported_argument('-Wno-maybe-uninitialized') +endif + +############################################################ + +executable_template = { + 'include_directories' : includes, + 'link_with' : libshared, + 'install_rpath' : pkglibdir, + 'install' : true, +} + +generator_template = executable_template + { + 'install_dir' : systemgeneratordir, +} + +libexec_template = executable_template + { + 'install_dir' : libexecdir, +} + +executable_additional_kwargs = { + 'dependencies' : userspace, +} + +test_template = executable_template + { + 'build_by_default' : want_tests != 'false', + 'install' : install_tests, + 'install_dir' : unittestsdir, +} + +test_additional_kwargs = { + 'c_args' : test_cflags, + 'link_depends' : runtest_env, +} + +fuzz_template = executable_template + { + 'build_by_default' : fuzzer_build, + 'install' : false, +} + +if want_ossfuzz or (want_libfuzzer and fuzzing_engine.found()) + fuzz_additional_kwargs = { + 'dependencies' : fuzzing_engine, + } +elif want_libfuzzer and not fuzzing_engine.found() + fuzz_additional_kwargs = { + 'link_args' : ['-fsanitize=fuzzer'], + } +else + fuzz_additional_kwargs = { + 'sources' : files('src/fuzz/fuzz-main.c'), + } +endif +fuzz_additional_kwargs += { + 'include_directories' : include_directories('src/fuzz'), + 'c_args' : test_cflags, +} + +nss_template = { + 'version' : '2', + 'include_directories' : includes, + # Note that we link NSS modules with '-z nodelete' so that mempools never get orphaned + 'link_args' : ['-z', 'nodelete'], + 'link_with' : [ + libsystemd_static, + libshared_static, + libbasic, + ], + 'dependencies' : [ + librt, + threads, + ], + 'install' : true, + 'install_tag' : 'nss', + 'install_dir' : libdir, +} + +pam_template = { + 'name_prefix' : '', + 'include_directories' : includes, + 'link_with' : [ + libsystemd_static, + libshared_static, + ], + 'dependencies' : [ + libpam_misc, + libpam, + threads, + ], + 'install' : true, + 'install_tag' : 'pam', + 'install_dir' : pamlibdir, +} + +module_additional_kwargs = { + 'link_args' : ['-shared'], + 'dependencies' : userspace, +} + +############################################################ + +# systemd-analyze requires 'libcore' +subdir('src/core') +# systemd-networkd requires 'libsystemd_network' +subdir('src/libsystemd-network') +# hwdb requires 'udev_link_with' and 'udev_rpath' +subdir('src/udev') + +subdir('src/ac-power') +subdir('src/analyze') +subdir('src/ask-password') +subdir('src/backlight') +subdir('src/battery-check') +subdir('src/binfmt') +subdir('src/boot') +subdir('src/boot/efi') +subdir('src/busctl') +subdir('src/cgls') +subdir('src/cgroups-agent') +subdir('src/cgtop') +subdir('src/coredump') +subdir('src/creds') +subdir('src/cryptenroll') +subdir('src/cryptsetup') +subdir('src/debug-generator') +subdir('src/delta') +subdir('src/detect-virt') +subdir('src/dissect') +subdir('src/environment-d-generator') +subdir('src/escape') +subdir('src/firstboot') +subdir('src/fsck') +subdir('src/fstab-generator') +subdir('src/getty-generator') +subdir('src/gpt-auto-generator') +subdir('src/hibernate-resume') +subdir('src/home') +subdir('src/hostname') +subdir('src/hwdb') +subdir('src/id128') +subdir('src/import') +subdir('src/initctl') +subdir('src/integritysetup') +subdir('src/journal') +subdir('src/journal-remote') +subdir('src/kernel-install') +subdir('src/locale') +subdir('src/login') +subdir('src/machine') +subdir('src/machine-id-setup') +subdir('src/modules-load') +subdir('src/mount') +subdir('src/network') +subdir('src/notify') +subdir('src/nspawn') +subdir('src/nss-myhostname') +subdir('src/nss-mymachines') +subdir('src/nss-resolve') +subdir('src/nss-systemd') +subdir('src/oom') +subdir('src/partition') +subdir('src/path') +subdir('src/pcrextend') +subdir('src/pcrlock') +subdir('src/portable') +subdir('src/pstore') +subdir('src/quotacheck') +subdir('src/random-seed') +subdir('src/rc-local-generator') +subdir('src/remount-fs') +subdir('src/reply-password') +subdir('src/resolve') +subdir('src/rfkill') +subdir('src/rpm') +subdir('src/run') +subdir('src/run-generator') +subdir('src/shutdown') +subdir('src/sleep') +subdir('src/socket-activate') +subdir('src/socket-proxy') +subdir('src/stdio-bridge') +subdir('src/sulogin-shell') +subdir('src/sysctl') +subdir('src/sysext') +subdir('src/system-update-generator') +subdir('src/systemctl') +subdir('src/sysupdate') +subdir('src/sysusers') +subdir('src/sysv-generator') +subdir('src/storagetm') +subdir('src/timedate') +subdir('src/timesync') +subdir('src/tmpfiles') +subdir('src/tpm2-setup') +subdir('src/tty-ask-password-agent') +subdir('src/update-done') +subdir('src/update-utmp') +subdir('src/user-sessions') +subdir('src/userdb') +subdir('src/varlinkctl') +subdir('src/vconsole') +subdir('src/veritysetup') +subdir('src/vmspawn') +subdir('src/volatile-root') +subdir('src/xdg-autostart-generator') + +subdir('src/systemd') + +subdir('src/test') +subdir('src/fuzz') +subdir('src/ukify/test') # needs to be last for test_env variable +subdir('test/fuzz') + +alias_target('devel', libsystemd_pc, libudev_pc, systemd_pc, udev_pc) + +############################################################ + +foreach test : simple_tests + executables += test_template + { 'sources' : [test] } +endforeach + +foreach test : libsystemd_tests + executables += test_template + test +endforeach + +foreach fuzzer : simple_fuzzers + executables += fuzz_template + { 'sources' : [fuzzer] } +endforeach + +foreach dict : executables + name = dict.get('name', '') + if name == '' + name = fs.stem(dict.get('sources')[0]) + assert(name.split('-')[0] in ['test', 'fuzz']) + endif + + is_test = name.startswith('test-') + is_fuzz = name.startswith('fuzz-') + + build = true + foreach cond : dict.get('conditions', []) + if conf.get(cond) != 1 + build = false + break + endif + endforeach + if not build + continue + endif + + kwargs = {} + foreach key, val : dict + if key in ['name', 'dbus', 'public', 'conditions', + 'type', 'suite', 'timeout', 'parallel'] + continue + endif + + kwargs += { key : val } + endforeach + + foreach key, val : executable_additional_kwargs + kwargs += { key : [ kwargs.get(key, []), val ]} + endforeach + + if is_test + kwargs += { 'install_dir' : kwargs.get('install_dir') / dict.get('type', '') } + foreach key, val : test_additional_kwargs + kwargs += { key : [ kwargs.get(key, []), val ] } + endforeach + endif + + if is_fuzz + foreach key, val : fuzz_additional_kwargs + kwargs += { key : [ kwargs.get(key, []), val ] } + endforeach + endif + + exe = executable( + name, + kwargs : kwargs, + ) + + executables_by_name += { name : exe } + + if dict.get('build_by_default', true) + if dict.get('dbus', false) + dbus_programs += exe + endif + if dict.get('public', false) + public_programs += exe + endif + endif + + if is_test + type = dict.get('type', '') + suite = dict.get('suite', '') + if suite == '' + suite = fs.name(fs.parent(dict.get('sources')[0])) + if suite.startswith('sd-') + suite = 'libsystemd' + endif + endif + + if type == 'manual' + message('@0@/@1@ is a manual test'.format(suite, name)) + elif type == 'unsafe' and want_tests != 'unsafe' + message('@0@/@1@ is an unsafe test'.format(suite, name)) + elif dict.get('build_by_default') + test(name, exe, + env : test_env, + timeout : dict.get('timeout', 30), + suite : suite, + is_parallel : dict.get('parallel', true)) + endif + endif + + if is_fuzz + fuzzer_exes += exe + + if want_tests != 'false' + # Run the fuzz regression tests without any sanitizers enabled. + # Additional invocations with sanitizers may get added below. + fuzz_ins = fuzz_regression_tests.get(name, {}) + foreach directive : fuzz_ins.get('directives', []) + tt = '@0@_@1@'.format(name, fs.name(directive.full_path())) + if tt.substring(45) != '' + error('Directive sample name is too long:', directive.full_path()) + endif + + test(tt, + exe, + suite : 'fuzz', + args : directive.full_path(), + depends : directive) + endforeach + foreach file : fuzz_ins.get('files', []) + tt = '@0@_@1@'.format(name, fs.name(file)) + if tt.substring(45) != '' + error('Fuzz sample name is too long:', fs.name(file)) + endif + + test(tt, + exe, + suite : 'fuzz', + args : file) + endforeach + endif + endif +endforeach + +alias_target('fuzzers', fuzzer_exes) + +############################################################ + +test_dlopen = executables_by_name.get('test-dlopen') + +foreach dict : modules + name = dict.get('name') + is_nss = name.startswith('nss_') + is_pam = name.startswith('pam_') + + build = true + foreach cond : dict.get('conditions', []) + if conf.get(cond) != 1 + build = false + break + endif + endforeach + if not build + continue + endif + + kwargs = {} + foreach key, val : dict + if key in ['name', 'conditions', 'version-script'] + continue + endif + kwargs += { key : val } + endforeach + + kwargs += { + 'link_args' : [ + kwargs.get('link_args', []), + '-Wl,--version-script=' + dict.get('version-script'), + ], + 'link_depends' : [ + kwargs.get('link_depends', []), + dict.get('version-script'), + ], + } + foreach key, val : module_additional_kwargs + kwargs += { key : [ kwargs.get(key, []), val ]} + endforeach + + lib = shared_library( + name, + kwargs : kwargs, + ) + + if is_nss + # We cannot use shared_module because it does not support version suffix. + # Unfortunately shared_library insists on creating the symlink… + meson.add_install_script(sh, '-c', 'rm $DESTDIR@0@/lib@1@.so'.format(libdir, name), + install_tag : 'nss') + endif + + if want_tests != 'false' and (is_nss or is_pam) + test('dlopen-' + name, + test_dlopen, + # path to dlopen must include a slash + args : lib.full_path(), + depends : lib, + suite : is_nss ? 'nss' : 'pam') + endif +endforeach + +############################################################ + +ukify = custom_target( + 'ukify', + input : 'src/ukify/ukify.py', + output : 'ukify', + command : [jinja2_cmdline, '@INPUT@', '@OUTPUT@'], + install : want_ukify, + install_mode : 'rwxr-xr-x', + install_dir : bindir) +if want_ukify + public_programs += ukify + + # symlink for backwards compatibility after rename + meson.add_install_script(sh, '-c', + ln_s.format(bindir / 'ukify', + libexecdir / 'ukify')) +endif + +############################################################ + +subdir('rules.d') +subdir('test') + +############################################################ + +subdir('docs/sysvinit') +subdir('docs/var-log') +subdir('hwdb.d') +subdir('man') +subdir('modprobe.d') +subdir('network') +subdir('presets') +subdir('shell-completion/bash') +subdir('shell-completion/zsh') +subdir('sysctl.d') +subdir('sysusers.d') +subdir('tmpfiles.d') +subdir('units') + +install_subdir('factory/etc', + install_dir : factorydir) +subdir('factory/templates') + +if install_sysconfdir + install_data('xorg/50-systemd-user.sh', + install_dir : xinitrcdir) +endif +install_data('LICENSE.GPL2', + 'LICENSE.LGPL2.1', + 'NEWS', + 'README', + 'docs/CODING_STYLE.md', + 'docs/DISTRO_PORTING.md', + 'docs/ENVIRONMENT.md', + 'docs/HACKING.md', + 'docs/TRANSIENT-SETTINGS.md', + 'docs/TRANSLATORS.md', + 'docs/UIDS-GIDS.md', + install_dir : docdir) + +install_subdir('LICENSES', + install_dir : docdir) + +install_emptydir(systemdstatedir) + +############################################################ + +# Ensure that changes to the docs/ directory do not break the +# basic Github pages build. But only run it in developer mode, +# as it might be fragile due to changes in the tooling, and it is +# not generally useful for users. +jekyll = find_program('jekyll', required : false) +if get_option('mode') == 'developer' and want_tests != 'false' and jekyll.found() + test('github-pages', + jekyll, + suite : 'dist', + args : ['build', + '--source', project_source_root / 'docs', + '--destination', project_build_root / '_site']) +endif + +############################################################ + +check_help = find_program('tools/check-help.sh') +check_version = find_program('tools/check-version.sh') + +foreach exec : public_programs + name = fs.name(exec.full_path()) + if want_tests != 'false' + test('check-help-' + name, + check_help, + suite : 'dist', + args : exec.full_path(), + depends: exec) + + test('check-version-' + name, + check_version, + suite : 'dist', + args : [exec.full_path(), + meson.project_version()], + depends: exec) + endif +endforeach + +# Enable tests for all supported sanitizers +foreach tuple : fuzz_sanitizers + sanitizer = tuple[0] + build = tuple[1] + + if cc.has_link_argument('-fsanitize=@0@'.format(sanitizer)) + foreach fuzzer, fuzz_ins : fuzz_regression_tests + name = '@0@:@1@'.format(fuzzer, sanitizer) + if want_tests == 'false' + message('Not compiling @0@ because tests is set to false'.format(name)) + continue + endif + if not fuzz_tests + message('Not compiling @0@ because fuzz-tests is set to false'.format(name)) + continue + endif + exe = custom_target( + name, + output : name, + depends : build, + command : [ln, '-fs', + build.full_path() / fuzzer, + '@OUTPUT@'], + build_by_default : true) + + foreach directive : fuzz_ins.get('directives', []) + test('@0@_@1@_@2@'.format(fuzzer, fs.name(directive.full_path()), sanitizer), + env, + suite : 'fuzz+san', + env : ['UBSAN_OPTIONS=print_stacktrace=1:print_summary=1:halt_on_error=1'], + timeout : 60, + args : [exe.full_path(), directive.full_path()], + depends : directive) + endforeach + foreach file : fuzz_ins.get('files', []) + test('@0@_@1@_@2@'.format(fuzzer, fs.name(file), sanitizer), + env, + suite : 'fuzz+san', + env : ['UBSAN_OPTIONS=print_stacktrace=1:print_summary=1:halt_on_error=1'], + timeout : 60, + args : [exe.full_path(), file]) + endforeach + endforeach + endif +endforeach + +############################################################ + +if git.found() + all_files = run_command( + env, '-u', 'GIT_WORK_TREE', + git, '--git-dir=@0@/.git'.format(project_source_root), + 'ls-files', ':/*.[ch]', ':/*.cc', + check : false) + if all_files.returncode() == 0 + all_files = files(all_files.stdout().split()) + + custom_target( + 'tags', + output : 'tags', + command : [env, 'etags', '-o', '@0@/TAGS'.format(project_source_root)] + all_files) + run_target( + 'ctags', + command : [env, 'ctags', '--tag-relative=never', '-o', '@0@/tags'.format(project_source_root)] + all_files) + + ############################################ + + if want_tests != 'false' and conf.get('BUILD_MODE_DEVELOPER') == 1 + test('check-includes', + files('tools/check-includes.py'), + args: all_files, + env : ['PROJECT_SOURCE_ROOT=@0@'.format(project_source_root)], + suite : 'headers') + endif + endif + + #################################################### + + git_contrib_sh = find_program('tools/git-contrib.sh') + run_target( + 'git-contrib', + command : [git_contrib_sh]) + + #################################################### + + git_head = run_command( + git, '--git-dir=@0@/.git'.format(project_source_root), + 'rev-parse', 'HEAD', + check : false).stdout().strip() + git_head_short = run_command( + git, '--git-dir=@0@/.git'.format(project_source_root), + 'rev-parse', '--short=7', 'HEAD', + check : false).stdout().strip() + + run_target( + 'git-snapshot', + command : [git, 'archive', + '-o', '@0@/systemd-@1@.tar.gz'.format(project_source_root, + git_head_short), + '--prefix', 'systemd-@0@/'.format(git_head), + 'HEAD']) +endif + +############################################################ + +check_api_docs_sh = find_program('tools/check-api-docs.sh') +run_target( + 'check-api-docs', + depends : [man, libsystemd, libudev], + command : [check_api_docs_sh, libsystemd.full_path(), libudev.full_path()]) + +alias_target('update-dbus-docs', update_dbus_docs) +alias_target('update-man-rules', update_man_rules) + +if not meson.is_cross_build() + custom_target( + 'export-dbus-interfaces', + output : fs.name(dbus_interfaces_dir), + install : dbus_interfaces_dir != 'no', + install_dir : fs.parent(dbus_interfaces_dir), + command : [export_dbus_interfaces_py, '@OUTPUT@', dbus_programs]) +endif + +############################################################ + +alt_time_epoch = run_command('date', '-Is', '-u', '-d', '@@0@'.format(time_epoch), + check : true).stdout().strip() + +summary({ + 'split bin-sbin' : split_bin, + 'prefix directory' : prefixdir, + 'sysconf directory' : sysconfdir, + 'include directory' : includedir, + 'lib directory' : libdir, + 'SysV init scripts' : sysvinit_path, + 'SysV rc?.d directories' : sysvrcnd_path, + 'PAM modules directory' : pamlibdir, + 'PAM configuration directory' : pamconfdir, + 'libcryptsetup plugins directory' : libcryptsetup_plugins_dir, + 'RPM macros directory' : rpmmacrosdir, + 'modprobe.d directory' : modprobedir, + 'D-Bus policy directory' : dbuspolicydir, + 'D-Bus session directory' : dbussessionservicedir, + 'D-Bus system directory' : dbussystemservicedir, + 'D-Bus interfaces directory' : dbus_interfaces_dir, + 'bash completions directory' : bashcompletiondir, + 'zsh completions directory' : zshcompletiondir, + 'private shared lib version tag' : shared_lib_tag, + 'extra start script' : get_option('rc-local'), + 'debug shell' : '@0@ @ @1@'.format(get_option('debug-shell'), + get_option('debug-tty')), + 'system UIDs' : '<=@0@ (alloc >=@1@)'.format(conf.get('SYSTEM_UID_MAX'), + conf.get('SYSTEM_ALLOC_UID_MIN')), + 'system GIDs' : '<=@0@ (alloc >=@1@)'.format(conf.get('SYSTEM_GID_MAX'), + conf.get('SYSTEM_ALLOC_GID_MIN')), + 'dynamic UIDs' : '@0@…@1@'.format(dynamic_uid_min, dynamic_uid_max), + 'container UID bases' : '@0@…@1@'.format(container_uid_base_min, container_uid_base_max), + 'static UID/GID allocations' : ' '.join(static_ugids), + '/dev/kvm access mode' : get_option('dev-kvm-mode'), + 'render group access mode' : get_option('group-render-mode'), + 'certificate root directory' : get_option('certificate-root'), + 'support URL' : support_url, + 'nobody user name' : nobody_user, + 'nobody group name' : nobody_group, + 'fallback hostname' : get_option('fallback-hostname'), + 'default compression method' : compression, + 'default DNSSEC mode' : default_dnssec, + 'default DNS-over-TLS mode' : default_dns_over_tls, + 'default mDNS mode' : default_mdns, + 'default LLMNR mode' : default_llmnr, + 'default DNS servers' : dns_servers.split(' '), + 'default NTP servers' : ntp_servers.split(' '), + 'default cgroup hierarchy' : default_hierarchy, + 'default net.naming-scheme value' : default_net_naming_scheme, + 'default KillUserProcesses value' : kill_user_processes, + 'default locale' : default_locale, + 'default nspawn locale' : nspawn_locale, + 'default status unit format' : status_unit_format_default, + 'default user $PATH' : + default_user_path != '' ? default_user_path : '(same as system services)', + 'systemd service watchdog' : service_watchdog == '' ? 'disabled' : service_watchdog, + 'time epoch' : '@0@ (@1@)'.format(time_epoch, alt_time_epoch)}) + +# TODO: +# CFLAGS: ${OUR_CFLAGS} ${CFLAGS} +# CPPFLAGS: ${OUR_CPPFLAGS} ${CPPFLAGS} +# LDFLAGS: ${OUR_LDFLAGS} ${LDFLAGS} + +found = [] +missing = [] + +foreach tuple : [ + # dependencies + ['ACL'], + ['AUDIT'], + ['AppArmor'], + ['IMA'], + ['PAM'], + ['SECCOMP'], + ['SELinux'], + ['SMACK'], + ['blkid'], + ['elfutils'], + ['gcrypt'], + ['gnutls'], + ['libbpf'], + ['libcryptsetup'], + ['libcryptsetup-plugins'], + ['libcurl'], + ['libfdisk'], + ['libfido2'], + ['libidn'], + ['libidn2'], + ['libiptc'], + ['microhttpd'], + ['openssl'], + ['p11kit'], + ['passwdqc'], + ['pcre2'], + ['pwquality'], + ['qrencode'], + ['tpm2'], + ['xkbcommon'], + + # compression libs + ['zstd'], + ['lz4'], + ['xz'], + ['zlib'], + ['bzip2'], + + # components + ['backlight'], + ['binfmt'], + ['bootloader'], + ['bpf-framework', conf.get('BPF_FRAMEWORK') == 1], + ['coredump'], + ['efi'], + ['environment.d'], + ['firstboot'], + ['hibernate'], + ['homed'], + ['hostnamed'], + ['hwdb'], + ['importd'], + ['initrd'], + ['kernel-install'], + ['localed'], + ['logind'], + ['machined'], + ['networkd'], + ['nss-myhostname'], + ['nss-mymachines'], + ['nss-resolve'], + ['nss-systemd'], + ['oomd'], + ['portabled'], + ['pstore'], + ['quotacheck'], + ['randomseed'], + ['repart'], + ['resolve'], + ['rfkill'], + ['sysext'], + ['systemd-analyze', conf.get('ENABLE_ANALYZE') == 1], + ['sysupdate'], + ['sysusers'], + ['storagetm'], + ['timedated'], + ['timesyncd'], + ['tmpfiles'], + ['userdb'], + ['vconsole'], + ['vmspawn'], + ['xdg-autostart'], + + # optional features + ['dmi'], + ['idn'], + ['polkit'], + ['nscd'], + ['legacy-pkla', install_polkit_pkla], + ['kmod'], + ['xenctrl'], + ['dbus'], + ['glib'], + ['tpm'], + ['man pages', want_man], + ['html pages', want_html], + ['man page indices', want_man and have_lxml], + ['SysV compat'], + ['compat-mutable-uid-boundaries'], + ['utmp'], + ['ldconfig'], + ['adm group', get_option('adm-group')], + ['wheel group', get_option('wheel-group')], + ['gshadow'], + ['debug hashmap'], + ['debug mmap cache'], + ['debug siphash'], + ['trace logging', conf.get('LOG_TRACE') == 1], + ['slow tests', slow_tests], + ['fuzz tests', fuzz_tests], + ['install tests', install_tests], + ['link-udev-shared', get_option('link-udev-shared')], + ['link-systemctl-shared', get_option('link-systemctl-shared')], + ['link-networkd-shared', get_option('link-networkd-shared')], + ['link-timesyncd-shared', get_option('link-timesyncd-shared')], + ['link-journalctl-shared', get_option('link-journalctl-shared')], + ['link-boot-shared', get_option('link-boot-shared')], + ['link-portabled-shared', get_option('link-portabled-shared')], + ['first-boot-full-preset'], + ['fexecve'], + ['standalone-binaries', get_option('standalone-binaries')], + ['coverage', get_option('b_coverage')], +] + + if tuple.length() >= 2 + cond = tuple[1] + else + ident1 = 'HAVE_' + tuple[0].underscorify().to_upper() + ident2 = 'ENABLE_' + tuple[0].underscorify().to_upper() + cond = conf.get(ident1, 0) == 1 or conf.get(ident2, 0) == 1 + endif + if cond + found += tuple[0] + else + missing += tuple[0] + endif +endforeach + +if static_libsystemd == 'false' + missing += 'static-libsystemd' +else + found += 'static-libsystemd(@0@)'.format(static_libsystemd) +endif + +if static_libudev == 'false' + missing += 'static-libudev' +else + found += 'static-libudev(@0@)'.format(static_libudev) +endif + +if conf.get('HAVE_OPENSSL_OR_GCRYPT') == 1 and conf.get('PREFER_OPENSSL') == 1 + found += 'cryptolib(openssl)' +elif conf.get('HAVE_OPENSSL_OR_GCRYPT') == 1 + found += 'cryptolib(gcrypt)' +else + missing += 'cryptolib' +endif + +if conf.get('DNS_OVER_TLS_USE_GNUTLS') == 1 + found += 'DNS-over-TLS(gnutls)' +elif conf.get('DNS_OVER_TLS_USE_OPENSSL') == 1 + found += 'DNS-over-TLS(openssl)' +else + missing += 'DNS-over-TLS' +endif + +summary({ + 'enabled' : ', '.join(found), + 'disabled' : ', '.join(missing)}, + section : 'Features') |