systemd/meson.build
Daan De Meyer 1a077e05fb Add proper dependencies to ukify target
Also remove the systemd-measure dependency from the mkosi target as
mkosi doesn't invoke systemd-measure itself.
2024-11-15 10:32:24 +00:00

3203 lines
122 KiB
Meson

# SPDX-License-Identifier: LGPL-2.1-or-later
project('systemd', 'c',
version : files('meson.version'),
license : 'LGPLv2+',
default_options: [
'c_std=gnu11',
'prefix=/usr',
'sysconfdir=/etc',
'localstatedir=/var',
'warning_level=2',
],
meson_version : '>= 0.60.0',
)
project_major_version = meson.project_version().split('.')[0].split('~')[0]
if meson.project_version().contains('.')
project_minor_version = meson.project_version().split('.')[-1].split('~')[0]
else
project_minor_version = '0'
endif
libsystemd_version = '0.40.0'
libudev_version = '1.7.10'
conf = configuration_data()
conf.set_quoted('PROJECT_URL', 'https://systemd.io/')
conf.set('PROJECT_VERSION', project_major_version,
description : 'Numerical project version (used where a simple number is expected)')
conf.set_quoted('PROJECT_VERSION_FULL', meson.project_version(), description : 'Full project version')
# 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
git_setup_sh = find_program('tools/git-setup.sh', required : false)
if git_setup_sh.found()
git_hook = run_command(git_setup_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'
mimepackagesdir = prefixdir / 'share/mime/packages'
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
sshconfdir = get_option('sshconfdir')
if sshconfdir == ''
sshconfdir = sysconfdir / 'ssh/ssh_config.d'
endif
conf.set10('LINK_SSH_PROXY_DROPIN', sshconfdir != 'no' and not sshconfdir.startswith('/usr/'))
sshdconfdir = get_option('sshdconfdir')
if sshdconfdir == ''
sshdconfdir = sysconfdir / 'ssh/sshd_config.d'
endif
conf.set10('LINK_SSHD_USERDB_DROPIN', sshdconfdir != 'no' and not sshdconfdir.startswith('/usr/'))
sshdprivsepdir = get_option('sshdprivsepdir')
conf.set10('CREATE_SSHDPRIVSEPDIR', sshdprivsepdir != 'no' and not sshdprivsepdir.startswith('/usr/'))
conf.set('SSHDPRIVSEPDIR', sshdprivsepdir, description : 'SSH privilege separation directory')
libcryptsetup_plugins_dir = get_option('libcryptsetup-plugins-dir')
if libcryptsetup_plugins_dir == ''
libcryptsetup_plugins_dir = libdir / 'cryptsetup'
endif
shellprofiledir = get_option('shellprofiledir')
if shellprofiledir == ''
shellprofiledir = sysconfdir / 'profile.d'
endif
conf.set10('LINK_SHELL_EXTRA_DROPIN', shellprofiledir != 'no' and not shellprofiledir.startswith('/usr/'))
conf.set('SHELLPROFILEDIR', shellprofiledir, description : 'shell profile directory')
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('KERNEL_INSTALL_DIR', kernelinstalldir)
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('SSHCONFDIR', sshconfdir)
conf.set_quoted('SSHDCONFDIR', sshdconfdir)
conf.set_quoted('SHELLPROFILEDIR', shellprofiledir)
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_SYSUPDATE_PATH', libexecdir / 'systemd-sysupdate')
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_MOUNTWORK_PATH', libexecdir / 'systemd-mountwork')
conf.set_quoted('SYSTEMD_NSRESOURCEWORK_PATH', libexecdir / 'systemd-nsresourcework')
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')
want_slow_tests = want_tests != 'false' and get_option('slow-tests')
want_fuzz_tests = want_tests != 'false' and get_option('fuzz-tests')
want_integration_tests = want_tests != 'false' and get_option('integration-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-unknown-warning-option',
'-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',
'-Wunterminated-string-initialization',
'-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=3',
'--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 <sched.h>
#include <sys/mount.h>
#include <sys/stat.h>
#include <uchar.h>
'''
foreach decl : ['char16_t',
'char32_t',
'struct mount_attr',
'struct statx',
'struct dirent64',
'struct sched_attr',
]
# 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
['sched_setattr', '''#include <sched.h>'''], # no known header declares sched_setattr
['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>
#include <sys/pidfd.h>'''],
['pidfd_open', '''#include <stdlib.h>
#include <unistd.h>
#include <signal.h>
#include <sys/wait.h>
#include <sys/pidfd.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>'''],
['pidfd_spawn', '''#include <spawn.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
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/ioprio.h',
'linux/memfd.h',
'linux/time_types.h',
'sys/auxv.h',
'sys/sdt.h',
'threads.h',
'valgrind/memcheck.h',
'valgrind/valgrind.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)
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 positive, 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' ? '>= 1.4.0' : '>= 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
if bpf_framework.enabled() and not clang_supports_bpf
error('bpf-framework was enabled but clang does not support bpf')
endif
elif bpf_compiler == 'gcc'
bpf_gcc = find_program('bpf-gcc',
'bpf-none-gcc',
'bpf-unknown-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())
libkmod_cflags = libkmod.partial_dependency(includes: true, compile_args: true)
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_reencrypt_run',
'crypt_set_data_offset',
'crypt_set_keyring_to_link',
'crypt_resume_by_volume_key',
'crypt_token_set_external_path']
have_ident = have and cc.has_function(
ident,
prefix : '#include <libcryptsetup.h>',
# crypt_reencrypt() raises a deprecation warning so make sure -Wno-deprecated-declarations is
# specified otherwise we fail to detect crypt_reencrypt() if -Werror is used.
args : '-Wno-deprecated-declarations',
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 = []
libgcrypt_cflags = []
else
libgcrypt_cflags = libgcrypt.partial_dependency(includes: true, compile_args: true)
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))
# New in elfutils 0.192
conf.set10('HAVE_DWFL_SET_SYSROOT',
libdw.found() and cc.has_function('dwfl_set_sysroot', 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())
libxz_cflags = libxz.partial_dependency(includes: true, compile_args: true)
liblz4 = dependency('liblz4',
version : '>= 1.3.0',
required : get_option('lz4'))
conf.set10('HAVE_LZ4', liblz4.found())
liblz4_cflags = liblz4.partial_dependency(includes: true, compile_args: true)
libzstd = dependency('libzstd',
version : '>= 1.4.0',
required : get_option('zstd'))
conf.set10('HAVE_ZSTD', libzstd.found())
libzstd_cflags = libzstd.partial_dependency(includes: true, compile_args: true)
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
# In the dlopen ELF note we save the default compression library with a
# higher priority, so that packages can give it priority over the
# secondary libraries.
conf.set_quoted('COMPRESSION_PRIORITY_ZSTD',
compression == 'zstd' ? 'recommended' : 'suggested')
conf.set_quoted('COMPRESSION_PRIORITY_LZ4',
compression == 'lz4' ? 'recommended' : 'suggested')
conf.set_quoted('COMPRESSION_PRIORITY_XZ',
compression == 'xz' ? 'recommended' : 'suggested')
conf.set('DEFAULT_COMPRESSION', 'COMPRESSION_@0@'.format(compression.to_upper()))
libarchive = dependency('libarchive',
version : '>= 3.0',
required : get_option('libarchive'))
conf.set10('HAVE_LIBARCHIVE', libarchive.found())
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)
have2 = get_option('sysupdated')
if have2 == 'enabled'
if have
have2 = true
else
error('sysupdated requires sysupdate to be enabled')
endif
elif have2 == 'auto'
have2 = have and conf.get('BUILD_MODE_DEVELOPER') == 1
else
have2 = false
endif
conf.set10('ENABLE_SYSUPDATED', have2)
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 and
conf.get('HAVE_CRYPT_RESUME_BY_VOLUME_KEY') == 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())
conf.set10('DEFAULT_MOUNTFSD_TRUSTED_DIRECTORIES', get_option('default-mountfsd-trusted-directories'))
foreach term : ['analyze',
'backlight',
'binfmt',
'compat-mutable-uid-boundaries',
'coredump',
'efi',
'environment-d',
'firstboot',
'gshadow',
'hibernate',
'hostnamed',
'hwdb',
'idn',
'ima',
'ipe',
'initrd',
'kernel-install',
'ldconfig',
'localed',
'logind',
'machined',
'mountfsd',
'networkd',
'nsresourced',
'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('ENABLE_SSH_PROXY_CONFIG', sshconfdir != 'no')
conf.set10('ENABLE_SSH_USERDB_CONFIG', conf.get('ENABLE_USERDB') == 1 and sshdconfdir != 'no')
conf.set10('SYSTEMD_SLOW_TESTS_DEFAULT', want_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',
'-fno-ssa-phiopt',
'-O2',
'-mcpu=v3',
'-mco-re',
'-gbtf',
'-c',
]
# If c_args contains these flags copy them along with the values, in order to avoid breaking
# reproducible builds and other functionality
propagate_cflags = [
'-ffile-prefix-map=',
'-fdebug-prefix-map=',
'-fmacro-prefix-map=',
'--sysroot=',
]
foreach opt : c_args
foreach flag : propagate_cflags
if opt.startswith(flag)
bpf_clang_flags += [opt]
bpf_gcc_flags += [opt]
break
endif
endforeach
endforeach
# 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__', '-D__TARGET_ARCH_powerpc'],
'ppc64' : ['-D__powerpc64__', '-D__TARGET_ARCH_powerpc', '-D_CALL_ELF=2'],
'riscv32' : ['-D__riscv', '-D__riscv_xlen=32', '-D__TARGET_ARCH_riscv'],
'riscv64' : ['-D__riscv', '-D__riscv_xlen=64', '-D__TARGET_ARCH_riscv'],
'x86' : ['-D__i386__', '-D__TARGET_ARCH_x86'],
's390x' : ['-D__s390__', '-D__s390x__', '-D__TARGET_ARCH_s390'],
# For arm, assume hardware fp is available.
'arm' : ['-D__arm__', '-D__ARM_PCS_VFP', '-D__TARGET_ARCH_arm'],
'loongarch64' : ['-D__loongarch__', '-D__loongarch_grlen=64', '-D__TARGET_ARCH_loongarch']
}
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 cc.get_id() == 'gcc' or meson.is_cross_build()
if cc.get_id() != 'gcc'
warning('Cross compiler is not gcc. Guessing the target triplet for bpf likely fails.')
endif
target_triplet_cmd = run_command(cc.cmd_array(), '-print-multiarch', check: false)
else
# clang does not support -print-multiarch (D133170) and its -dump-machine
# does not match multiarch. Query gcc instead.
target_triplet_cmd = run_command('gcc', '-print-multiarch', check: false)
endif
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
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_efi_alignment_py = find_program('tools/check-efi-alignment.py')
#####################################################################
use_provided_vmlinux_h = false
use_generated_vmlinux_h = false
provided_vmlinux_h_path = get_option('vmlinux-h-path')
# For the more complex BPF programs we really want a vmlinux.h (which is arch
# specific, but only somewhat bound to kernel version). Ideally the kernel
# development headers would ship that, but right now they don't. Hence address
# this in two ways:
#
# 1. Provide a vmlinux.h at build time
# 2. Generate the file on the fly where possible (which requires /sys/ to be mounted)
#
# We generally prefer the former (to support reproducible builds), but will
# fallback to the latter.
if conf.get('BPF_FRAMEWORK') == 1
enable_vmlinux_h = get_option('vmlinux-h')
if enable_vmlinux_h == 'auto'
if provided_vmlinux_h_path != ''
use_provided_vmlinux_h = true
elif fs.exists('/sys/kernel/btf/vmlinux') and \
bpftool.found() and \
(host_machine.cpu_family() == build_machine.cpu_family()) and \
host_machine.cpu_family() in ['x86_64', 'aarch64']
# We will only generate a vmlinux.h from the running
# kernel if the host and build machine are of the same
# family. Also for now we focus on x86_64 and aarch64,
# since other archs don't seem to be ready yet.
use_generated_vmlinux_h = true
endif
elif enable_vmlinux_h == 'provided'
use_provided_vmlinux_h = true
elif enable_vmlinux_h == 'generated'
if not fs.exists('/sys/kernel/btf/vmlinux')
error('BTF data from kernel not available (/sys/kernel/btf/vmlinux missing), cannot generate vmlinux.h, but was asked to.')
endif
if not bpftool.found()
error('bpftool not available, cannot generate vmlinux.h, but was asked to.')
endif
use_generated_vmlinux_h = true
endif
endif
if use_provided_vmlinux_h
if not fs.exists(provided_vmlinux_h_path)
error('Path to provided vmlinux.h does not exist.')
endif
vmlinux_h_dependency = []
bpf_o_unstripped_cmd += ['-I' + fs.parent(provided_vmlinux_h_path)]
message('Using provided @0@'.format(provided_vmlinux_h_path))
elif use_generated_vmlinux_h
vmlinux_h_dependency = custom_target(
'vmlinux.h',
output: 'vmlinux.h',
command : [ bpftool, 'btf', 'dump', 'file', '/sys/kernel/btf/vmlinux', 'format', 'c' ],
capture : true)
bpf_o_unstripped_cmd += ['-I' + fs.parent(vmlinux_h_dependency.full_path())]
message('Using generated @0@'.format(vmlinux_h_dependency.full_path()))
else
message('Using neither provided nor generated vmlinux.h, some features will not be available.')
endif
conf.set10('HAVE_VMLINUX_H', use_provided_vmlinux_h or use_generated_vmlinux_h)
#####################################################################
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')
if version_tag == ''
version_tag = meson.project_version()
endif
conf.set_quoted('VERSION_TAG', version_tag)
vcs_tag = get_option('vcs-tag')
version_h = vcs_tag(
input : 'src/version/version.h.in',
output : 'version.h',
fallback : '',
command : [vcs_tag ? 'tools/vcs-tag.sh' : 'true', get_option('mode')],
)
shared_lib_tag = get_option('shared-lib-tag')
if shared_lib_tag == ''
shared_lib_tag = project_major_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]
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-json',
'src/libsystemd/sd-netlink',
'src/libsystemd/sd-network',
'src/libsystemd/sd-path',
'src/libsystemd/sd-resolve',
'src/libsystemd/sd-varlink')]
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',
# Make sure our library is never deleted from memory, so that our open logging fds don't leak on dlopen/dlclose cycles.
'-z', 'nodelete',
'-Wl,--version-script=' + libsystemd_sym_path],
link_with : [libbasic_static],
link_whole : [libsystemd_static],
dependencies : [librt,
threads,
userspace],
link_depends : libsystemd_sym,
install : true,
install_tag: 'libsystemd',
install_dir : libdir)
install_libsystemd_static = static_library(
'systemd',
libsystemd_sources,
basic_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_cflags,
liblz4_cflags,
libm,
libmount,
libopenssl,
librt,
libxz_cflags,
libzstd_cflags,
threads,
userspace],
c_args : libsystemd_c_args + (static_libsystemd_pic ? [] : ['-fno-PIC']))
if static_libsystemd != 'false'
alias_target('libsystemd', libsystemd, install_libsystemd_static)
else
alias_target('libsystemd', libsystemd)
endif
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)
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)
if static_libudev != 'false'
alias_target('libudev', libudev, install_libudev_static)
else
alias_target('libudev', libudev)
endif
#####################################################################
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_static,
],
'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/bless-boot')
subdir('src/boot')
subdir('src/bootctl')
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/growfs')
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/keyutil')
subdir('src/locale')
subdir('src/login')
subdir('src/machine')
subdir('src/machine-id-setup')
subdir('src/measure')
subdir('src/mountfsd')
subdir('src/modules-load')
subdir('src/mount')
subdir('src/network')
subdir('src/notify')
subdir('src/nspawn')
subdir('src/nsresourced')
subdir('src/nss-myhostname')
subdir('src/nss-mymachines')
subdir('src/nss-resolve')
subdir('src/nss-systemd')
subdir('src/oom')
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/repart')
subdir('src/reply-password')
subdir('src/resolve')
subdir('src/rfkill')
subdir('src/rpm')
subdir('src/run')
subdir('src/run-generator')
subdir('src/sbsign')
subdir('src/shutdown')
subdir('src/sleep')
subdir('src/socket-activate')
subdir('src/socket-proxy')
subdir('src/ssh-generator')
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/vpick')
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')
subdir('mime')
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')
nss_targets = []
pam_targets = []
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')
nss_targets += lib
endif
if is_pam
pam_targets += lib
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
# We need the actual targets to build aliases
if nss_targets.length() > 0
alias_target('nss', nss_targets)
endif
if pam_targets.length() > 0
alias_target('pam', pam_targets)
endif
#####################################################################
ukify_depends = []
foreach executable : ['systemd-measure', 'systemd-sbsign', 'systemd-keyutil']
if executable in executables_by_name
ukify_depends += [executables_by_name[executable]]
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',
depends : ukify_depends,
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
#####################################################################
mkosi = find_program('mkosi', required : false)
if want_integration_tests and not mkosi.found()
error('Could not find mkosi which is required to run the integration tests')
endif
mkosi_depends = public_programs
foreach executable : ['systemd-journal-remote', 'systemd-sbsign', 'systemd-keyutil']
if executable in executables_by_name
mkosi_depends += [executables_by_name[executable]]
endif
endforeach
if mkosi.found()
custom_target('mkosi',
build_always_stale : true,
build_by_default: false,
console : true,
output : '.',
command : [
mkosi,
'--directory', meson.current_source_dir(),
'--output-dir', meson.current_build_dir() / 'mkosi.output',
'--cache-dir', meson.current_build_dir() / 'mkosi.cache',
'--build-dir', meson.current_build_dir() / 'mkosi.builddir',
'--extra-search-path', meson.current_build_dir(),
'--force',
'build',
],
depends : mkosi_depends,
)
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('profile.d')
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(),
project_major_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 want_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
meson_extract_unit_files = find_program('tools/meson-extract-unit-files.py')
custom_target('installed-unit-files.txt',
output : 'installed-unit-files.txt',
capture : true,
install : want_tests != 'no' and install_tests,
install_dir : testdata_dir,
command : [meson_extract_unit_files, project_build_root])
#####################################################################
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,
'ssh server configuration directory' : sshdconfdir,
'ssh server privilege separation directory' : sshdprivsepdir,
'ssh client configuration directory' : sshconfdir,
'libcryptsetup plugins directory' : libcryptsetup_plugins_dir,
'Shell profile directory' : shellprofiledir,
'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 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'],
['IPE'],
['PAM'],
['SECCOMP'],
['SELinux'],
['SMACK'],
['blkid'],
['elfutils'],
['gcrypt'],
['gnutls'],
['libarchive'],
['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'],
['mountfsd'],
['networkd'],
['nsresourced'],
['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'],
['sysupdated'],
['sysusers'],
['storagetm'],
['timedated'],
['timesyncd'],
['tmpfiles'],
['userdb'],
['vconsole'],
['vmspawn'],
['xdg-autostart'],
# optional features
['dmi'],
['idn'],
['polkit'],
['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', want_slow_tests],
['fuzz tests', want_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')