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libvirt
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project(
'libvirt', 'c',
version: '9.10.0',
license: 'LGPLv2+',
meson_version: '>= 0.56.0',
default_options: [
'buildtype=debugoptimized',
'b_pie=true',
'c_std=gnu99',
'warning_level=2',
],
)
if meson.version().version_compare('>=0.64.0')
fs = import('fs')
endif
# figure out if we are building from git
git = run_command('test', '-d', '.git', check: false).returncode() == 0
if git and not get_option('no_git')
run_command('git', 'submodule', 'update', '--init', check: true)
endif
# detect operating system
os_release = run_command('grep', '-E', '^ID(_LIKE)*=', '/etc/os-release', check: false).stdout()
# prepare build configuration data
conf = configuration_data()
conf.set('_GNU_SOURCE', 1)
conf.set_quoted('abs_top_builddir', meson.project_build_root())
conf.set_quoted('abs_top_srcdir', meson.project_source_root())
conf.set_quoted('PACKAGE', meson.project_name())
conf.set_quoted('PACKAGE_NAME', meson.project_name())
conf.set_quoted('PACKAGE_VERSION', meson.project_version())
conf.set_quoted('VERSION', meson.project_version())
if host_machine.system() == 'windows'
# For AI_ADDRCONFIG
conf.set('_WIN32_WINNT', '0x0600') # Win Vista / Server 2008
conf.set('WINVER', '0x0600') # Win Vista / Server 2008
endif
# set various paths
if get_option('system')
prefix = '/usr'
libdir = prefix / 'lib64'
if run_command('test', '-d', libdir, check: false).returncode() != 0
libdir = prefix / 'lib'
endif
localstatedir = '/var'
sysconfdir = '/etc'
else
prefix = get_option('prefix')
libdir = prefix / get_option('libdir')
localstatedir = prefix / get_option('localstatedir')
sysconfdir = prefix / get_option('sysconfdir')
endif
# if --prefix is /usr, don't use /usr/var for localstatedir or /usr/etc for
# sysconfdir as this makes a lot of things break in testing situations
if prefix == '/usr'
if localstatedir == '/usr/var'
localstatedir = '/var'
endif
if sysconfdir == '/usr/etc'
sysconfdir = '/etc'
endif
endif
runstatedir = get_option('runstatedir')
if runstatedir == ''
runstatedir = localstatedir / 'run'
endif
initconfdir = get_option('initconfdir')
if initconfdir == ''
if (os_release.contains('alpine') or
os_release.contains('arch') or
os_release.contains('gentoo'))
initconfdir = sysconfdir / 'conf.d'
# Ubuntu has ID_LIKE=debian
elif os_release.contains('debian')
initconfdir = sysconfdir / 'default'
else
initconfdir = sysconfdir / 'sysconfig'
endif
endif
bindir = prefix / get_option('bindir')
datadir = prefix / get_option('datadir')
includedir = prefix / get_option('includedir')
infodir = prefix / get_option('infodir')
libexecdir = prefix / get_option('libexecdir')
localedir = prefix / get_option('localedir')
mandir = prefix / get_option('mandir')
sbindir = prefix / get_option('sbindir')
sharedstatedir = prefix / get_option('sharedstatedir')
docdir = get_option('docdir')
if docdir == ''
docdir = datadir / 'doc' / meson.project_name()
endif
confdir = sysconfdir / meson.project_name()
pkgdatadir = datadir / meson.project_name()
# generate configmake.h header
configmake_conf = configuration_data()
configmake_conf.set_quoted('BINDIR', bindir)
configmake_conf.set_quoted('DATADIR', datadir)
configmake_conf.set_quoted('LIBDIR', libdir)
configmake_conf.set_quoted('LIBEXECDIR', libexecdir)
configmake_conf.set_quoted('LOCALEDIR', localedir)
configmake_conf.set_quoted('LOCALSTATEDIR', localstatedir)
configmake_conf.set_quoted('MANDIR', mandir)
configmake_conf.set_quoted('PKGDATADIR', pkgdatadir)
configmake_conf.set_quoted('PREFIX', prefix)
configmake_conf.set_quoted('RUNSTATEDIR', runstatedir)
configmake_conf.set_quoted('SBINDIR', sbindir)
configmake_conf.set_quoted('SYSCONFDIR', sysconfdir)
configure_file(
input: 'configmake.h.in',
output: '@BASENAME@',
configuration: configmake_conf,
)
# packager options
packager = get_option('packager')
packager_version = get_option('packager_version')
if packager != ''
conf.set_quoted('PACKAGER', packager)
endif
if packager_version != ''
conf.set_quoted('PACKAGER_VERSION', packager_version)
endif
# Add RPATH information when building for a non-standard prefix, or
# when explicitly requested to do so
if prefix == '/usr' and not get_option('rpath').enabled()
libvirt_rpath = ''
else
libvirt_rpath = libdir
endif
# figure out libvirt version strings
arr_version = meson.project_version().split('.')
libvirt_version_number = 1000000 * arr_version[0].to_int() + 1000 * arr_version[1].to_int() + arr_version[2].to_int()
conf.set('LIBVIRT_VERSION_NUMBER', libvirt_version_number)
# In libtool terminology we need to figure out:
#
# CURRENT
# The most recent interface number that this library implements.
#
# REVISION
# The implementation number of the CURRENT interface.
#
# AGE
# The difference between the newest and oldest interfaces that this
# library implements.
#
# In other words, the library implements all the interface numbers
# in the range from number `CURRENT - AGE' to `CURRENT'.
#
# Libtool assigns the soname version from `CURRENT - AGE', and we
# don't want that to ever change in libvirt. ie it must always be
# zero, to produce libvirt.so.0.
#
# We would, however, like the libvirt version number reflected
# in the so version'd symlinks, and this is based on AGE.REVISION
# eg libvirt.so.0.AGE.REVISION
#
# The following examples show what libtool will do
#
# Input: 0.9.14 -> libvirt.so.0.9.14
# Input: 1.0.0 -> libvirt.so.0.1000.0
# Input: 2.5.8 -> libvirt.so.0.2005.8
#
# Assuming we do ever want to break soname version, this can
# toggled. But seriously, don't ever touch this.
libvirt_so_version = 0
libvirt_age = 1000 * arr_version[0].to_int() + arr_version[1].to_int()
libvirt_revision = arr_version[2].to_int()
libvirt_lib_version = '@0@.@1@.@2@'.format(libvirt_so_version, libvirt_age, libvirt_revision)
# check compile flags
cc = meson.get_compiler('c')
cc_flags = []
git_werror = get_option('git_werror')
if (git_werror.enabled() or git_werror.auto()) and git and not get_option('werror')
cc_flags += [ '-Werror' ]
endif
# gcc --help=warnings outputs
ptrdiff_max = cc.sizeof('ptrdiff_t', prefix: '#include <stddef.h>')
size_max = cc.sizeof('size_t', prefix: '#include <stdint.h>')
# Compute max safe object size by checking ptrdiff_t and size_t sizes.
# Ideally we would get PTRDIFF_MAX and SIZE_MAX values but it would
# give us (2147483647L) and we would have to remove the () and the suffix
# in order to convert it to numbers to be able to pick the smaller one.
alloc_max = run_command(
'python3', '-c',
'print(min(2**(@0@ * 8 - 1) - 1, 2**(@1@ * 8) - 1))'.format(ptrdiff_max, size_max),
check: true,
)
stack_frame_size = 2048
# clang without optimization enlarges stack frames in certain corner cases
if cc.get_id() == 'clang' and get_option('optimization') == '0'
stack_frame_size = 4096
endif
# sanitizer instrumentation may enlarge stack frames
if get_option('b_sanitize') != 'none'
stack_frame_size = 32768
endif
# array_bounds=2 check triggers false positive on some GCC
# versions when using sanitizers. Seen on Fedora 34 with
# GCC 11.1.1
array_bounds = get_option('b_sanitize') == 'none' ? 2 : 1
cc_flags += [
'-fasynchronous-unwind-tables',
'-fexceptions',
'-fipa-pure-const',
'-fno-common',
'-Wabsolute-value',
'-Waddress',
'-Waddress-of-packed-member',
'-Waggressive-loop-optimizations',
'-Walloc-size-larger-than=@0@'.format(alloc_max.stdout().strip()),
'-Walloca',
'-Warray-bounds=@0@'.format(array_bounds),
'-Wattribute-alias=2',
'-Wattribute-warning',
'-Wattributes',
'-Wbool-compare',
'-Wbool-operation',
'-Wbuiltin-declaration-mismatch',
'-Wbuiltin-macro-redefined',
'-Wcannot-profile',
'-Wcast-align',
'-Wcast-align=strict',
# We do "bad" function casts all the time for event callbacks
'-Wno-cast-function-type',
'-Wchar-subscripts',
'-Wclobbered',
'-Wcomment',
'-Wcomments',
'-Wcoverage-mismatch',
'-Wcpp',
'-Wdangling-else',
'-Wdate-time',
'-Wdeclaration-after-statement',
'-Wdeprecated-declarations',
'-Wdesignated-init',
'-Wdiscarded-array-qualifiers',
'-Wdiscarded-qualifiers',
'-Wdiv-by-zero',
'-Wduplicated-cond',
'-Wduplicate-decl-specifier',
'-Wempty-body',
'-Wendif-labels',
'-Wexpansion-to-defined',
'-Wformat-contains-nul',
'-Wformat-extra-args',
# -Wformat=2 implies -Wformat-nonliteral so we need to manually exclude it
'-Wno-format-nonliteral',
'-Wformat-overflow=2',
'-Wformat-security',
# -Wformat enables this by default, and we should keep it,
# but need to rewrite various areas of code first
'-Wno-format-truncation',
'-Wformat-y2k',
'-Wformat-zero-length',
'-Wframe-address',
'-Wframe-larger-than=@0@'.format(stack_frame_size),
'-Wfree-nonheap-object',
'-Whsa',
'-Wif-not-aligned',
'-Wignored-attributes',
'-Wignored-qualifiers',
'-Wimplicit',
'-Wimplicit-fallthrough=5',
'-Wimplicit-function-declaration',
'-Wimplicit-int',
'-Wincompatible-pointer-types',
'-Winit-self',
'-Winline',
'-Wint-conversion',
'-Wint-in-bool-context',
'-Wint-to-pointer-cast',
'-Winvalid-memory-model',
'-Winvalid-pch',
'-Wjump-misses-init',
'-Wlogical-not-parentheses',
'-Wlogical-op',
'-Wmain',
'-Wmaybe-uninitialized',
'-Wmemset-elt-size',
'-Wmemset-transposed-args',
'-Wmisleading-indentation',
'-Wmissing-attributes',
'-Wmissing-braces',
'-Wmissing-declarations',
'-Wmissing-field-initializers',
'-Wmissing-include-dirs',
'-Wmissing-parameter-type',
'-Wmissing-profile',
'-Wmissing-prototypes',
'-Wmultichar',
'-Wmultistatement-macros',
'-Wnarrowing',
'-Wnested-externs',
'-Wnonnull',
'-Wnonnull-compare',
'-Wnormalized=nfc',
'-Wnull-dereference',
'-Wodr',
'-Wold-style-declaration',
'-Wold-style-definition',
'-Wopenmp-simd',
'-Woverflow',
'-Woverride-init',
'-Wpacked-bitfield-compat',
'-Wpacked-not-aligned',
'-Wparentheses',
'-Wpointer-arith',
'-Wpointer-compare',
'-Wpointer-sign',
'-Wpointer-to-int-cast',
'-Wpragmas',
'-Wpsabi',
'-Wrestrict',
'-Wreturn-local-addr',
'-Wreturn-type',
'-Wscalar-storage-order',
'-Wsequence-point',
'-Wshadow',
'-Wshift-count-negative',
'-Wshift-count-overflow',
'-Wshift-negative-value',
'-Wshift-overflow=2',
# So we have -W enabled, and then have to explicitly turn off...
'-Wno-sign-compare',
'-Wsizeof-array-argument',
'-Wsizeof-pointer-div',
'-Wsizeof-pointer-memaccess',
'-Wstrict-aliasing',
'-Wstrict-prototypes',
'-Wstringop-overflow=2',
'-Wstringop-truncation',
'-Wsuggest-attribute=cold',
'-Wno-suggest-attribute=const',
'-Wsuggest-attribute=format',
'-Wsuggest-attribute=noreturn',
'-Wno-suggest-attribute=pure',
'-Wsuggest-final-methods',
'-Wsuggest-final-types',
'-Wswitch',
'-Wswitch-bool',
'-Wswitch-enum',
'-Wswitch-unreachable',
'-Wsync-nand',
'-Wtautological-compare',
'-Wtrampolines',
'-Wtrigraphs',
'-Wtype-limits',
# Clang incorrectly complains about dup typedefs win gnu99 mode
# so use this Clang-specific arg to keep it quiet
'-Wno-typedef-redefinition',
'-Wuninitialized',
'-Wunknown-pragmas',
'-Wunused',
'-Wunused-but-set-parameter',
'-Wunused-but-set-variable',
'-Wunused-const-variable=2',
'-Wunused-function',
'-Wunused-label',
'-Wunused-local-typedefs',
'-Wunused-parameter',
'-Wunused-result',
'-Wunused-value',
'-Wunused-variable',
'-Wvarargs',
'-Wvariadic-macros',
'-Wvector-operation-performance',
'-Wvla',
'-Wvolatile-register-var',
'-Wwrite-strings',
]
if cc.get_id() == 'clang'
# Stop CLang from doing inter-procedural analysis of calls
# between functions in the same compilation unit. Such an
# optimization has been know to break the test suite by
# making assumptions that a return value is a constant.
# This makes it impossible to mock certain functions with
# replacement definitions via LD_PRELOAD that have different
# semantics.
#
# This is a bit of a big hammer, but alternatives don't work:
#
# - 'weak' attribute - weak symbols get dropped from
# when the .a libs are combined into the .so
# see commit 407a281a8e2b6c5078ba1148535663ea64fd9314
#
# - 'noipa' attribute - only available with GCC currently
# https://reviews.llvm.org/D101011
cc_flags += [ '-fsemantic-interposition' ]
endif
supported_cc_flags = []
if get_option('warning_level') == '2'
supported_cc_flags = cc.get_supported_arguments(cc_flags)
# on aarch64 error: -fstack-protector not supported for this target
if host_machine.cpu_family() != 'aarch64'
if host_machine.system() in [ 'linux', 'freebsd', 'windows' ]
# we prefer -fstack-protector-strong but fallback to -fstack-protector-all
fstack_cflags = cc.first_supported_argument([
'-fstack-protector-strong',
'-fstack-protector-all',
])
supported_cc_flags += fstack_cflags
# When building with mingw using -fstack-protector requires libssp library
# which is included by using -fstack-protector with linker.
if fstack_cflags.length() == 1 and host_machine.system() == 'windows'
add_project_link_arguments(fstack_cflags, language: 'c')
endif
endif
endif
if supported_cc_flags.contains('-Wlogical-op')
# Broken in 6.0 and later
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69602
w_logical_op_args = [ '-O2', '-Wlogical-op', '-Werror' ]
w_logical_op_code = '''
#define TEST1 1
#define TEST2 TEST1
int main(void) {
int test = 0;
return test == TEST1 || test == TEST2;
}
'''
if not cc.compiles(w_logical_op_code, args: w_logical_op_args)
conf.set('BROKEN_GCC_WLOGICALOP_EQUAL_EXPR', 1)
endif
endif
# Check whether clang gives bogus warning for -Wdouble-promotion.
w_double_promotion_args = [ '-O2', '-Wdouble-promotion', '-Werror' ]
w_double_promotion_code = '''
#include <math.h>
int main(void) {
float f = 0.0;
return isnan(f);
}
'''
if cc.compiles(w_double_promotion_code, args: w_double_promotion_args, name: '-Wdouble-promotion')
supported_cc_flags += [ '-Wdouble-promotion' ]
endif
# Clang complains about unused static inline functions which are common
# with G_DEFINE_AUTOPTR_CLEANUP_FUNC.
w_unused_function_args = [ '-Wunused-function', '-Werror' ]
w_unused_function_code = '''
static inline void foo(void) {}
int main(void) { return 0; }
'''
# -Wunused-function is implied by -Wall, we must turn it off explicitly.
if not cc.compiles(w_unused_function_code, args: w_unused_function_args)
supported_cc_flags += [ '-Wno-unused-function' ]
endif
endif
add_project_arguments(supported_cc_flags, language: 'c')
if cc.has_argument('-Wsuggest-attribute=format')
conf.set('WITH_SUGGEST_ATTRIBUTE_FORMAT', 1)
endif
# used in tests
cc_flags_relaxed_frame_limit = []
if cc.has_argument('-Wframe-larger-than=262144')
cc_flags_relaxed_frame_limit += [
'-Wframe-larger-than=262144',
]
endif
# various linker checks
libvirt_relro = cc.get_supported_link_arguments([
'-Wl,-z,relro',
'-Wl,-z,now',
])
libvirt_nodelete = cc.get_supported_link_arguments([
'-Wl,-z,nodelete',
])
libvirt_no_undefined = []
if get_option('b_sanitize') == 'none'
libvirt_no_undefined += cc.get_supported_link_arguments([
'-Wl,-z,defs',
])
endif
libvirt_no_indirect = cc.get_supported_link_arguments([
'-Wl,--no-copy-dt-needed-entries',
])
libvirt_no_warn_duplicate_libraries = cc.get_supported_link_arguments([
'-Wl,-no_warn_duplicate_libraries',
])
if host_machine.system() == 'windows'
version_script_flags = '-Wl,'
elif host_machine.system() == 'darwin'
# macOS libraries don't support symbol versioning
version_script_flags = ''
else
version_script_flags = '-Wl,--version-script='
endif
libvirt_flat_namespace = []
if host_machine.system() == 'darwin'
libvirt_flat_namespace = '-Wl,-flat_namespace'
endif
libvirt_export_dynamic = cc.first_supported_link_argument([
'-Wl,-export-dynamic',
'-Wl,-export_dynamic',
])
# check availability of various common functions (non-fatal if missing)
functions = [
'elf_aux_info',
'explicit_bzero',
'fallocate',
'getauxval',
'getegid',
'geteuid',
'getgid',
'getifaddrs',
'getmntent_r',
'getpwuid_r',
'getrlimit',
'getuid',
'getutxid',
'if_indextoname',
'mmap',
'newlocale',
'pipe2',
'posix_fallocate',
'posix_memalign',
'prlimit',
'sched_setscheduler',
'setgroups',
'setrlimit',
'symlink',
'sysctlbyname',
]
stat_functions = [
'__lxstat',
'__lxstat64',
'__xstat',
'__xstat64',
'lstat',
'lstat64',
'stat',
'stat64',
]
functions += stat_functions
foreach function : functions
if cc.has_function(function)
conf.set('WITH_@0@'.format(function.to_upper()), 1)
endif
endforeach
foreach function : stat_functions
if cc.has_header_symbol('sys/stat.h', function)
conf.set('WITH_@0@_DECL'.format(function.to_upper()), 1)
endif
endforeach
# various header checks
headers = [
'asm/hwcap.h',
'ifaddrs.h',
'libtasn1.h',
'linux/kvm.h',
'mntent.h',
'net/ethernet.h',
'net/if.h',
'pty.h',
'pwd.h',
'sched.h',
'sys/auxv.h',
'sys/ioctl.h',
'sys/mount.h',
'sys/syscall.h',
'sys/ucred.h',
'syslog.h',
'util.h',
'xlocale.h',
]
if host_machine.system() == 'freebsd'
headers += 'libutil.h'
endif
foreach name : headers
if cc.check_header(name)
conf.set('WITH_@0@'.format(name.underscorify().to_upper()), 1)
endif
endforeach
# check for kernel header required by src/util/virnetdevbridge.c
if host_machine.system() == 'linux'
if not cc.check_header('linux/sockios.h')
error('You must install kernel-headers in order to compile libvirt with QEMU or LXC support')
endif
endif
# check various symbols
symbols = [
# Check whether endian provides handy macros.
[ 'endian.h', 'htole64' ],
[ 'unistd.h', 'SEEK_HOLE' ],
# Check for BSD approach for setting MAC addr
[ 'net/if_dl.h', 'link_addr', '#include <sys/types.h>\n#include <sys/socket.h>' ],
[ 'sched.h', 'cpu_set_t' ],
]
if host_machine.system() == 'linux'
symbols += [
# process management
[ 'sys/syscall.h', 'SYS_pidfd_open' ],
]
endif
foreach symbol : symbols
if cc.has_header_symbol(symbol[0], symbol[1], args: '-D_GNU_SOURCE', prefix: symbol.get(2, ''))
conf.set('WITH_DECL_@0@'.format(symbol[1].to_upper()), 1)
endif
endforeach
# Check for BSD approach for bridge management
brd_required_headers = '''#include <stdint.h>
#include <net/if.h>
#include <net/ethernet.h>'''
if (cc.has_header_symbol('net/if_bridgevar.h', 'BRDGSFD', prefix: brd_required_headers) and
cc.has_header_symbol('net/if_bridgevar.h', 'BRDGADD', prefix: brd_required_headers) and
cc.has_header_symbol('net/if_bridgevar.h', 'BRDGDEL', prefix: brd_required_headers))
conf.set('WITH_BSD_BRIDGE_MGMT', 1)
endif
# Check for BSD CPU affinity availability
if cc.has_header_symbol('sys/cpuset.h', 'cpuset_getaffinity', prefix: '#include <sys/param.h>')
conf.set('WITH_BSD_CPU_AFFINITY', 1)
endif
# whether Mach clock routines are available
if (cc.has_header_symbol('mach/clock.h', 'clock_serv_t') and
cc.has_header_symbol('mach/clock.h', 'host_get_clock_service') and
cc.has_header_symbol('mach/clock.h', 'clock_get_time'))
conf.set('WITH_MACH_CLOCK_ROUTINES', 1)
endif
# check various types
types = [
[ 'struct ifreq', '#include <sys/socket.h>\n#include <net/if.h>'] ,
[ 'struct sockpeercred', '#include <sys/socket.h' ],
]
foreach type : types
if cc.has_type(type[0], prefix: type[1])
name = type[0].underscorify().to_upper()
conf.set('WITH_@0@'.format(name), 1)
endif
endforeach
if host_machine.system() == 'windows'
uid_types = [
'uid_t',
'gid_t',
]
foreach type : uid_types
if not cc.has_type(type, prefix: '#include <sys/types.h>')
conf.set(type, 'int')
endif
endforeach
endif
# check various members
members = [
# Check for Linux vs. BSD ifreq members
[ 'struct ifreq', 'ifr_newname', '#include <sys/socket.h>\n#include <net/if.h>' ],
[ 'struct ifreq', 'ifr_ifindex', '#include <sys/socket.h>\n#include <net/if.h>' ],
[ 'struct ifreq', 'ifr_index', '#include <sys/socket.h>\n#include <net/if.h>' ],
[ 'struct ifreq', 'ifr_hwaddr', '#include <sys/socket.h>\n#include <net/if.h>' ],
]
foreach member : members
if cc.has_member(member[0], member[1], prefix: member[2])
type = member[0].underscorify().to_upper()
member = member[1].underscorify().to_upper()
conf.set('WITH_@0@_@1@'.format(type, member), 1)
endif
endforeach
# check various types sizeof
conf.set('SIZEOF_LONG', cc.sizeof('long'))
# Where we look for daemons and admin binaries during configure
libvirt_sbin_path = []
if host_machine.system() != 'windows'
libvirt_sbin_path += [
'/sbin',
'/usr/sbin',
'/usr/local/sbin',
]
endif
# required programs check
required_programs = [
'perl',
'python3',
'xmllint',
'xsltproc',
]
if host_machine.system() == 'freebsd'
required_programs += 'ifconfig'
endif
foreach name : required_programs
prog = find_program(name, dirs: libvirt_sbin_path)
varname = name.underscorify()
conf.set_quoted(varname.to_upper(), prog.full_path())
set_variable('@0@_prog'.format(varname), prog)
endforeach
# optional programs
optional_programs = [
'augparse',
'black',
'dmidecode',
'ebtables',
'flake8',
'ip',
'ip6tables',
'iptables',
'iscsiadm',
'mdevctl',
'mm-ctl',
'modprobe',
'ovs-vsctl',
'passt',
'pdwtags',
'pytest',
'rmmod',
'scrub',
'tc',
'udevadm',
]
foreach name : optional_programs
prog = find_program(name, required: false, dirs: libvirt_sbin_path)
varname = name.underscorify()
if prog.found()
prog_path = prog.full_path()
else
prog_path = name
endif
conf.set_quoted(varname.to_upper(), prog_path)
set_variable('@0@_prog'.format(varname), prog)
endforeach
# early checks where lot of other packages depend on the result
if not get_option('driver_remote').disabled()
# On MinGW portablexdr provides XDR functions, on linux they are
# provided by libtirpc and on FreeBSD/macOS there is no need to
# use extra library as it's provided by libc directly.
if host_machine.system() == 'windows'
xdr_dep = cc.find_library('portablexdr', required: get_option('driver_remote'))
elif host_machine.system() in [ 'linux', 'gnu' ]
xdr_dep = dependency('libtirpc', required: get_option('driver_remote'))
elif host_machine.system() in [ 'freebsd', 'darwin' ]
xdr_dep = cc.find_library('c', required: get_option('driver_remote'))
else
xdr_dep = dependency('', required: false)
endif
if xdr_dep.found()
conf.set('WITH_REMOTE', 1)
elif get_option('driver_remote').enabled()
error('XDR is required for remote driver')
endif
else
xdr_dep = dependency('', required: false)
endif
# generic build dependencies
acl_dep = dependency('libacl', required: false)
if acl_dep.found()
conf.set('WITH_LIBACL', 1)
endif
apparmor_dep = dependency('libapparmor', required: get_option('apparmor'))
if apparmor_dep.found()
conf.set('WITH_APPARMOR', 1)
if apparmor_dep.version().version_compare('>=3.0.0')
conf.set('WITH_APPARMOR_3', 1)
endif
conf.set_quoted('APPARMOR_DIR', sysconfdir / 'apparmor.d')
conf.set_quoted('APPARMOR_PROFILES_PATH', '/sys/kernel/security/apparmor/profiles')
endif
if not get_option('apparmor_profiles').disabled()
apparmor_profiles_enable = true
if not conf.has('WITH_APPARMOR')
apparmor_profiles_enable = false
if get_option('apparmor_profiles').enabled()
error('Cannot enable apparmor_profiles without apparmor')
endif
endif
if apparmor_profiles_enable
conf.set('WITH_APPARMOR_PROFILES', 1)
endif
endif
# FIXME rewrite to use dependency() once we can use 2.4.48
attr_dep = cc.find_library('attr', required: get_option('attr'))
if attr_dep.found()
conf.set('WITH_LIBATTR', 1)
endif
audit_dep = dependency('audit', required: get_option('audit'))
if audit_dep.found()
conf.set('WITH_AUDIT', 1)
endif
bash_completion_version = '2.0'
bash_completion_dep = dependency('bash-completion', version: '>=' + bash_completion_version, required: get_option('bash_completion'))
blkid_version = '2.17'
blkid_dep = dependency('blkid', version: '>=' + blkid_version, required: get_option('blkid'))
if blkid_dep.found()
conf.set('WITH_BLKID', 1)
endif
capng_dep = dependency('libcap-ng', required: get_option('capng'))
if capng_dep.found()
conf.set('WITH_CAPNG', 1)
endif
curl_version = '7.19.1'
curl_dep = dependency('libcurl', version: '>=' + curl_version, required: get_option('curl'))
if curl_dep.found()
conf.set('WITH_CURL', 1)
endif
devmapper_version = '1.0.0'
devmapper_dep = dependency('devmapper', version: '>=' + devmapper_version, required: false)
if devmapper_dep.found()
conf.set('WITH_DEVMAPPER', 1)
endif
dlopen_use = host_machine.system() != 'windows'
dlopen_dep = cc.find_library('dl', required: dlopen_use)
if dlopen_dep.found()
if not cc.check_header('dlfcn.h')
error('Unable to find dlfcn.h')
endif
conf.set('WITH_DLFCN_H', 1)
endif
fuse_version = '3.1.0'
fuse_dep = dependency('fuse3', version: '>=' + fuse_version, required: false)
if fuse_dep.found()
conf.set('WITH_FUSE', 3)
else
fuse_version = '2.8.6'
fuse_dep = dependency('fuse', version: '>=' + fuse_version, required: get_option('fuse'))
if fuse_dep.found()
conf.set('WITH_FUSE', 1)
endif
endif
glib_version = '2.56.0'
glib_dep = dependency('glib-2.0', version: '>=' + glib_version)
gobject_dep = dependency('gobject-2.0', version: '>=' + glib_version)
if host_machine.system() == 'windows'
gio_dep = dependency('gio-2.0', version: '>=' + glib_version)
else
gio_dep = dependency('gio-unix-2.0', version: '>=' + glib_version)
endif
glib_dep = declare_dependency(
dependencies: [ glib_dep, gobject_dep, gio_dep ],
)
glib_version_arr = glib_version.split('.')
glib_version_str = 'GLIB_VERSION_@0@_@1@'.format(glib_version_arr[0], glib_version_arr[1])
# Ask for warnings for anything that was marked deprecated in
# the defined version, or before. It is a candidate for rewrite.
conf.set('GLIB_VERSION_MIN_REQUIRED', glib_version_str)
# Ask for warnings if code tries to use function that did not
# exist in the defined version. These risk breaking builds
conf.set('GLIB_VERSION_MAX_ALLOWED', glib_version_str)
glusterfs_version = '3.4.1'
glusterfs_dep = dependency('glusterfs-api', version: '>=' + glusterfs_version, required: get_option('glusterfs'))
gnutls_version = '3.6.0'
gnutls_dep = dependency('gnutls', version: '>=' + gnutls_version)
# Check for BSD kvm (kernel memory interface)
if host_machine.system() == 'freebsd'
libkvm_dep = cc.find_library('kvm')
else
libkvm_dep = dependency('', required: false)
endif
libiscsi_version = '1.18.0'
libiscsi_dep = dependency('libiscsi', version: '>=' + libiscsi_version, required: get_option('libiscsi'))
if not get_option('nbdkit').disabled()
libnbd_version = '1.0'
libnbd_dep = dependency('libnbd', version: '>=' + libnbd_version, required: false)
nbdkit_requested = get_option('nbdkit').enabled()
nbdkit_syscall_ok = conf.has('WITH_DECL_SYS_PIDFD_OPEN')
nbdkit_libnbd_ok = libnbd_dep.found()
if not nbdkit_syscall_ok and nbdkit_requested
error('nbdkit support requires pidfd_open(2)')
endif
if not nbdkit_libnbd_ok and nbdkit_requested
error('nbdkit support requires libnbd')
endif
if nbdkit_syscall_ok and nbdkit_libnbd_ok
conf.set('WITH_NBDKIT', 1)
endif
endif
if not conf.has('WITH_NBDKIT')
libnbd_dep = dependency('', required: false)
endif
libnl_version = '3.0'
if not get_option('libnl').disabled() and host_machine.system() == 'linux'
libnl_dep = dependency('libnl-3.0', version: '>=' + libnl_version, required: get_option('libnl'))
libnl_route_dep = dependency('libnl-route-3.0', version: '>=' + libnl_version, required: get_option('libnl'))
if libnl_dep.found() and libnl_route_dep.found()
libnl_dep = declare_dependency(
dependencies: [ libnl_dep, libnl_route_dep ],
)
conf.set('WITH_LIBNL', 1)
endif
elif get_option('libnl').enabled()
error('libnl can be enabled only on linux')
else
libnl_dep = dependency('', required: false)
endif
libparted_version = '1.8.0'
libparted_dep = dependency('libparted', version: '>=' + libparted_version, required: get_option('storage_disk'))
libpcap_version = '1.5.0'
if not get_option('libpcap').disabled()
libpcap_dep = dependency('pcap', version: '>=' + libpcap_version, required: get_option('libpcap'))
if libpcap_dep.found()
conf.set('WITH_LIBPCAP', 1)
endif
else
libpcap_dep = dependency('', required: false)
endif
libssh_version = '0.8.1'
if conf.has('WITH_REMOTE')
libssh_dep = dependency('libssh', version: '>=' + libssh_version, required: get_option('libssh'))
if libssh_dep.found()
conf.set('WITH_LIBSSH', 1)
endif
else
libssh_dep = dependency('', required: false)
endif
libssh2_version = '1.3'
if conf.has('WITH_REMOTE')
libssh2_dep = dependency('libssh2', version: '>=' + libssh2_version, required: get_option('libssh2'))
if libssh2_dep.found()
conf.set('WITH_SSH2', 1)
endif
else
libssh2_dep = dependency('', required: false)
endif
libxml_version = '2.9.1'
libxml_dep = dependency('libxml-2.0', version: '>=' + libxml_version)
libm_dep = cc.find_library('m')
netcf_version = '0.1.8'
if not get_option('netcf').disabled()
netcf_dep = dependency('netcf', version: '>=' + netcf_version, required: get_option('netcf'))
if netcf_dep.found()
conf.set('WITH_NETCF', 1)
endif
else
netcf_dep = dependency('', required: false)
endif
have_gnu_gettext_tools = false
if not get_option('nls').disabled()
have_gettext = cc.has_function('gettext')
if not have_gettext
intl_dep = cc.find_library('intl', required: false)
have_gettext = intl_dep.found()
else
intl_dep = dependency('', required: false)
endif
if not have_gettext and get_option('nls').enabled()
error('gettext() is required to build libvirt')
endif
if cc.check_header('libintl.h')
conf.set('WITH_LIBINTL_H', 1)
elif get_option('nls').enabled()
error('libintl.h is required to build libvirt')
endif
gettext_progs = [
'xgettext',
'msgfmt',
'msgmerge',
]
foreach name : gettext_progs
prog = find_program(name, required: false)
set_variable('@0@_prog'.format(name), prog)
endforeach
if xgettext_prog.found() and msgfmt_prog.found() and msgmerge_prog.found()
rc = run_command(msgfmt_prog, '--version', check: false)
if rc.returncode() == 0 and rc.stdout().contains('GNU gettext')
have_gnu_gettext_tools = true
endif
endif
else
intl_dep = dependency('', required: false)
endif
numactl_dep = dependency('numa', required: get_option('numactl'))
if numactl_dep.found()
conf.set('WITH_NUMACTL', 1)
if cc.has_function('numa_set_preferred_many', dependencies: numactl_dep)
conf.set('WITH_NUMACTL_SET_PREFERRED_MANY', 1)
endif
endif
openwsman_version = '2.6.3'
openwsman_dep = dependency('openwsman', version: '>=' + openwsman_version, required: get_option('openwsman'))
parallels_sdk_version = '7.0.22'
parallels_sdk_dep = dependency('parallels-sdk', version: '>=' + parallels_sdk_version, required: false)
pciaccess_version = '0.10.0'
pciaccess_dep = dependency('pciaccess', version: '>=' + pciaccess_version, required: get_option('pciaccess'))
rbd_dep = cc.find_library('rbd', required: get_option('storage_rbd'))
rados_dep = cc.find_library('rados', required: get_option('storage_rbd'))
if rbd_dep.found() and not cc.has_function('rbd_get_features', dependencies: rbd_dep)
rbd_dep = dependency('', required: false)
endif
if rbd_dep.found() and rados_dep.found()
if cc.has_function('rbd_list2', dependencies: rbd_dep)
conf.set('WITH_RBD_LIST2', 1)
endif
rbd_dep = declare_dependency(dependencies: [ rbd_dep, rados_dep ])
else
rbd_dep = dependency('', required: false)
endif
# readline 7.0 is the first version which includes pkg-config support
readline_version = '7.0'
if not get_option('readline').disabled()
readline_dep = dependency('readline', version: '>=' + readline_version, required: false)
if not readline_dep.found()
readline_dep = cc.find_library('readline', required: get_option('readline'))
if readline_dep.found()
# This variable is present in all reasonable (5.0+) readline versions;
# however, the macOS base system contains a library called libedit which
# takes over the readline name despite lacking many of its features. We
# want to make sure we only enable readline support when linking against
# the actual readline library, and the availability of this specific
# variable is as good a witness for that fact as any.
correct_rl = cc.has_header_symbol('readline/readline.h', 'rl_completion_quote_character', prefix: '#include <stdio.h>')
if not correct_rl
if get_option('readline').enabled()
error('readline is missing rl_completion_quote_character')
else
readline_dep = dependency('', required: false)
endif
endif
endif
endif
if readline_dep.found()
# We need this to avoid compilation issues with modern compilers.
# See 9ea3424a178 for a more detailed explanation
readline_dep = declare_dependency(
compile_args: [ '-D_FUNCTION_DEF' ],
dependencies: [ readline_dep ],
)
conf.set('WITH_READLINE', 1)
endif
else
readline_dep = dependency('', required: false)
endif
if not get_option('sanlock').disabled()
sanlock_dep = dependency('libsanlock_client', required: get_option('sanlock'))
if sanlock_dep.found()
conf.set('WITH_SANLOCK', 1)
# check for sanlock_strerror introduced in sanlock-3.5.0
if cc.has_function('sanlock_strerror', dependencies: sanlock_dep)
conf.set('WITH_SANLOCK_STRERROR', 1)
endif
endif
else
sanlock_dep = dependency('', required: false)
endif
sasl_version = '2.1.26'
if conf.has('WITH_REMOTE')
sasl_dep = dependency('libsasl2', version: '>=' + sasl_version, required: get_option('sasl'))
if sasl_dep.found()
conf.set('WITH_SASL', 1)
endif
else
sasl_dep = dependency('', required: false)
endif
selinux_dep = dependency('libselinux', required: get_option('selinux'))
if selinux_dep.found()
selinux_mount = get_option('selinux_mount')
if selinux_mount == ''
if run_command('test', '-d', '/sys/fs/selinux', check: false).returncode() == 0
selinux_mount = '/sys/fs/selinux'
else
selinux_mount = '/selinux'
endif
endif
conf.set_quoted('SELINUX_MOUNT', selinux_mount)
conf.set('WITH_SELINUX', 1)
endif
thread_dep = dependency('threads')
pthread_sigmask_code = '''
#include <sys/types.h>
#include <signal.h>
int main() {
#ifdef pthread_sigmask
int (*foo)(int, const sigset_t *, sigset_t *) = &pthread_sigmask;
return !foo;
#endif
return 0;
}
'''
if not cc.compiles(pthread_sigmask_code)
conf.set('FUNC_PTHREAD_SIGMASK_BROKEN', 1)
endif
udev_version = '219'
udev_dep = dependency('libudev', version: '>=' + udev_version, required: get_option('udev'))
if udev_dep.found()
conf.set('WITH_UDEV', 1)
endif
libutil_dep = cc.find_library('util', required: false)
if host_machine.system() == 'windows'
ole32_dep = cc.find_library('ole32')
oleaut32_dep = cc.find_library('oleaut32')
winsock2_dep = cc.find_library('ws2_32')
win32_dep = declare_dependency(
dependencies: [
ole32_dep,
oleaut32_dep,
winsock2_dep,
],
)
if get_option('default_library') == 'static'
win32_flags = [ '-DLIBVIRT_STATIC' ]
else
win32_flags = []
endif
win32_link_flags = [ '-Wl,-no-undefined' ]
else
win32_dep = dependency('', required: false)
win32_flags = []
win32_link_flags = []
endif
wireshark_version = '2.6.0'
wireshark_dep = dependency('wireshark', version: '>=' + wireshark_version, required: get_option('wireshark_dissector'))
if wireshark_dep.found()
if not xdr_dep.found()
if get_option('wireshark_dissector').enabled()
error('XDR is required for wireshark plugin')
else
wireshark_dep = dependency('', required: false)
endif
endif
endif
if wireshark_dep.found()
wireshark_plugindir = get_option('wireshark_plugindir')
if wireshark_plugindir == ''
wireshark_plugindir = wireshark_dep.get_variable(pkgconfig : 'plugindir')
endif
wireshark_prefix = wireshark_dep.get_variable(pkgconfig : 'prefix')
if wireshark_prefix == ''
# If wireshark's prefix cannot be retrieved from pkg-config,
# this is our best bet.
wireshark_prefix = '/usr'
endif
# Replace wireshark's prefix with our own.
# There is no replace method in meson so we have to workaround it.
rc = run_command(
'python3', '-c',
'print("@0@".replace("@1@", "@2@"))'.format(
wireshark_plugindir, wireshark_prefix, prefix,
),
check: true,
)
wireshark_plugindir = rc.stdout().strip()
# Since wireshark 2.5.0 plugins can't live in top level plugindir but have
# to be under one of ["epan", "wiretap", "codecs"] subdir. The first one looks okay.
wireshark_plugindir = wireshark_plugindir / 'epan'
# Wireshark is installing ws_version.h since v2.9.0, but some distributions
# are not shipping it.
if cc.check_header('wireshark/ws_version.h')
conf.set('WITH_WS_VERSION', 1)
endif
endif
yajl_version = '2.0.3'
yajl_dep = dependency('yajl', version: '>=' + yajl_version, required: get_option('yajl'))
if yajl_dep.found()
# Kludge for yajl include path on non-Linux
#
# As of 2.1.0, upstream yajl.pc has -I${includedir}/yajl among
# its Cflags, which is clearly wrong. This does not affect Linux
# because ${includedir} is already part of the default include path,
# but on other platforms that's not the case and the result is that
# <yajl/yajl.h> can't be located, causing the build to fail.
#
# Since upstream development for yajl has stopped years ago, there's
# little hope of this issue getting fixed by a new upstream release.
# Some non-Linux operating systems such as FreeBSD have elected to
# carry a small downstream patch, but in the case of Homebrew on
# macOS this approach has been rejected[1] and so we're left with no
# choice but to work around the issue ourselves.
#
# [1] https://github.com/Homebrew/homebrew-core/pull/74516
if host_machine.system() != 'linux'
yajl_includedir = yajl_dep.get_variable(pkgconfig : 'includedir')
if yajl_includedir.contains('include/yajl')
rc = run_command(
'python3', '-c',
'print("@0@".replace("@1@", "@2@"))'.format(
yajl_includedir, 'include/yajl', 'include',
),
check: true,
)
yajl_includedir = rc.stdout().strip()
yajl_dep = declare_dependency(
compile_args: [ '-I' + yajl_includedir ],
dependencies: [ yajl_dep ],
)
endif
endif
conf.set('WITH_YAJL', 1)
endif
# generic build dependencies checks
if bash_completion_dep.found() and not readline_dep.found()
if get_option('bash_completion').enabled()
error('readline is required for bash completion support')
else
bash_completion_dep = dependency('', required: false)
endif
endif
if bash_completion_dep.found()
bash_completion_dir = get_option('bash_completion_dir')
if bash_completion_dir == ''
bash_completion_dir = bash_completion_dep.get_variable(pkgconfig : 'completionsdir')
bash_completion_prefix = bash_completion_dep.get_variable(pkgconfig : 'prefix')
rc = run_command(
'python3', '-c',
'print("@0@".replace("@1@", "@2@"))'.format(
bash_completion_dir, bash_completion_prefix, prefix,
),
check: true,
)
bash_completion_dir = rc.stdout().strip()
endif
endif
if not get_option('firewalld').disabled()
firewalld_enable = true
if host_machine.system() != 'linux'
firewalld_enable = false
if get_option('firewalld').enabled()
error('firewalld support can only be enabled on Linux')
endif
endif
if firewalld_enable
conf.set('WITH_FIREWALLD', 1)
endif
endif
if not get_option('firewalld_zone').disabled() and conf.has('WITH_FIREWALLD')
conf.set('WITH_FIREWALLD_ZONE', 1)
elif get_option('firewalld_zone').enabled()
error('You must have firewalld support enabled to enable firewalld_zone')
endif
if not get_option('polkit').disabled()
polkit_enable = true
if get_option('polkit').auto()
pkcheck_prog = find_program('pkcheck', required: false, dirs: libvirt_sbin_path)
polkit_enable = pkcheck_prog.found()
endif
if host_machine.system() == 'windows'
polkit_enable = false
if get_option('polkit').enabled()
error('polkit support cannot be enabled on Windows')
endif
endif
if polkit_enable
conf.set('WITH_POLKIT', 1)
endif
endif
if udev_dep.found() and not pciaccess_dep.found()
error('You must install the pciaccess module to build with udev')
endif
# build driver options
remote_default_mode = get_option('remote_default_mode')
if remote_default_mode == 'direct'
conf.set('REMOTE_DRIVER_AUTOSTART_DIRECT', '1')
endif
if not get_option('driver_libvirtd').disabled()
use_libvirtd = true
if host_machine.system() == 'windows'
use_libvirtd = false
if get_option('driver_libvirtd').enabled()
error('libvirtd daemon is not supported on windows')
endif
endif
if not conf.has('WITH_REMOTE')
use_libvirtd = false
if get_option('driver_libvirtd').enabled()
error('remote driver is required for libvirtd daemon')
endif
endif
if use_libvirtd
conf.set('WITH_LIBVIRTD', 1)
endif
endif
if not get_option('driver_bhyve').disabled() and host_machine.system() == 'freebsd'
bhyve_prog = find_program('bhyve', required: get_option('driver_bhyve'))
bhyvectl_prog = find_program('bhyvectl', required: get_option('driver_bhyve'))
bhyveload_prog = find_program('bhyveload', required: get_option('driver_bhyve'))
if bhyve_prog.found() and bhyvectl_prog.found() and bhyveload_prog.found()
conf.set('WITH_BHYVE', 1)
conf.set_quoted('BHYVE', bhyve_prog.full_path())
conf.set_quoted('BHYVECTL', bhyvectl_prog.full_path())
conf.set_quoted('BHYVELOAD', bhyveload_prog.full_path())
endif
elif get_option('driver_bhyve').enabled()
error('The bhyve driver cannot be enabled')
endif
if not get_option('driver_esx').disabled() and curl_dep.found()
conf.set('WITH_ESX', 1)
conf.set('WITH_VMX', 1)
elif get_option('driver_esx').enabled()
error('Curl is required for the ESX driver')
endif
if not get_option('driver_hyperv').disabled() and openwsman_dep.found()
conf.set('WITH_HYPERV', 1)
elif get_option('driver_hyperv').enabled()
error('openwsman is required for the Hyper-V driver')
endif
if not get_option('driver_interface').disabled() and conf.has('WITH_LIBVIRTD') and (udev_dep.found() or conf.has('WITH_NETCF'))
conf.set('WITH_INTERFACE', 1)
elif get_option('driver_interface').enabled()
error('Requested the Interface driver without netcf or udev and libvirtd support')
endif
if not get_option('driver_libxl').disabled() and conf.has('WITH_LIBVIRTD')
libxl_version = '4.9.0'
libxl_dep = dependency('xenlight', version: '>=' + libxl_version, required: get_option('driver_libxl'))
if libxl_dep.found()
libxl_firmware_dir = libxl_dep.get_variable(pkgconfig : 'xenfirmwaredir', default_value: '')
libxl_execbin = libxl_dep.get_variable(pkgconfig : 'libexec_bin', default_value: '')
if libxl_firmware_dir != ''
conf.set_quoted('LIBXL_FIRMWARE_DIR', libxl_firmware_dir)
endif
if libxl_execbin != ''
conf.set_quoted('LIBXL_EXECBIN_DIR', libxl_execbin)
endif
# If building with libxl, use the libxl utility header and lib too
if cc.check_header('libxlutil.h')
conf.set('WITH_LIBXLUTIL_H', 1)
endif
xl_util_dep = dependency('xlutil')
xen_store_dep = dependency('xenstore')
xtl_link_dep = dependency('xentoollog')
# Upstream Xen failed to advertise LIBXL_API_VERSION 0x040700 and
# 0x040800 until the Xen 4.13 release. For Xen versions 4.9-4.12
# we'll need to stick with version 0x040500.
if libxl_dep.version().version_compare('>=4.13.0')
LIBXL_API_VERSION='0x041300'
else
LIBXL_API_VERSION='0x040500'
endif
libxl_dep = declare_dependency(
compile_args: '-DLIBXL_API_VERSION=' + LIBXL_API_VERSION,
dependencies: [
libxl_dep,
xtl_link_dep,
xl_util_dep,
xen_store_dep,
],
)
# Check if Xen has support for PVH
if cc.has_header_symbol('libxl.h', 'LIBXL_DOMAIN_TYPE_PVH')
conf.set('WITH_XEN_PVH', 1)
endif
conf.set('WITH_LIBXL', 1)
endif
elif get_option('driver_libxl').enabled()
error('libvirtd is required for libxenlight')
endif
if not get_option('driver_lxc').disabled() and host_machine.system() == 'linux' and conf.has('WITH_LIBVIRTD')
conf.set('WITH_LXC', 1)
elif get_option('driver_lxc').enabled()
error('linux and remote_driver are required for LXC')
endif
if not get_option('driver_ch').disabled() and host_machine.system() == 'linux' and (host_machine.cpu_family() == 'x86_64' or host_machine.cpu_family() == 'aarch64')
use_ch = true
if not conf.has('WITH_LIBVIRTD')
use_ch = false
if get_option('driver_ch').enabled()
error('libvirtd is required to build Cloud-Hypervisor driver')
endif
endif
if not yajl_dep.found()
use_ch = false
if get_option('driver_ch').enabled()
error('YAJL 2 is required to build Cloud-Hypervisor driver')
endif
endif
if not curl_dep.found()
use_ch = false
if get_option('driver_ch').enabled()
error('curl is required to build Cloud-Hypervisor driver')
endif
endif
if use_ch
conf.set('WITH_CH', 1)
default_ch_user = 'root'
default_ch_group = 'root'
ch_user = get_option('ch_user')
if ch_user == ''
ch_user = default_ch_user
endif
ch_group = get_option('ch_group')
if ch_group == ''
ch_group = default_ch_group
endif
conf.set_quoted('CH_USER', ch_user)
conf.set_quoted('CH_GROUP', ch_group)
endif
endif
if not get_option('driver_network').disabled() and conf.has('WITH_LIBVIRTD')
conf.set('WITH_NETWORK', 1)
elif get_option('driver_network').enabled()
error('libvirtd must be enabled to build the network driver')
endif
if udev_dep.found() and conf.has('WITH_LIBVIRTD')
conf.set('WITH_NODE_DEVICES', 1)
endif
if not get_option('driver_openvz').disabled() and host_machine.system() == 'linux'
conf.set('WITH_OPENVZ', 1)
elif get_option('driver_openvz').enabled()
error('OpenVZ driver can be enabled on Linux only')
endif
if not get_option('driver_qemu').disabled()
use_qemu = true
if not yajl_dep.found()
use_qemu = false
if get_option('driver_qemu').enabled()
error('YAJL 2 is required to build QEMU driver')
endif
endif
if not conf.has('WITH_LIBVIRTD')
use_qemu = false
if get_option('driver_qemu').enabled()
error('libvirtd is required to build QEMU driver')
endif
endif
if use_qemu
conf.set('WITH_QEMU', 1)
qemu_moddir = get_option('qemu_moddir')
if qemu_moddir == ''
qemu_moddir = libdir / 'qemu'
endif
conf.set_quoted('QEMU_MODDIR', qemu_moddir)
qemu_datadir = get_option('qemu_datadir')
if qemu_datadir == ''
qemu_datadir = datadir / 'qemu'
endif
conf.set_quoted('QEMU_DATADIR', qemu_datadir)
qemu_user = get_option('qemu_user')
qemu_group = get_option('qemu_group')
if (qemu_user == '' and qemu_group != '') or (qemu_user != '' and qemu_group == '')
error('Please specify both qemu_user and qemu_group or neither of them')
endif
if qemu_user == '' and qemu_group == ''
if host_machine.system() in [ 'freebsd', 'darwin' ]
qemu_user = 'root'
qemu_group = 'wheel'
else
# RHEL and CentOS both have ID_LIKE=fedora, SLES has ID_LIKE=suse
if (os_release.contains('fedora') or
os_release.contains('gentoo') or
os_release.contains('suse'))
qemu_user = 'qemu'
qemu_group = 'qemu'
# Ubuntu has ID_LIKE=debian so we need to handle it first
elif os_release.contains('ubuntu')
qemu_user = 'libvirt-qemu'
qemu_group = 'kvm'
elif (os_release.contains('arch') or
os_release.contains('debian'))
qemu_user = 'libvirt-qemu'
qemu_group = 'libvirt-qemu'
else
qemu_user = 'root'
qemu_group = 'root'
endif
endif
endif
conf.set_quoted('QEMU_USER', qemu_user)
conf.set_quoted('QEMU_GROUP', qemu_group)
qemu_slirp_prog = find_program(
'slirp-helper',
dirs: [ '/usr/bin', '/usr/libexec' ],
required: false
)
if qemu_slirp_prog.found()
qemu_slirp_path = qemu_slirp_prog.full_path()
else
qemu_slirp_path = '/usr/bin/slirp-helper'
endif
conf.set_quoted('QEMU_SLIRP_HELPER', qemu_slirp_path)
endif
endif
if not get_option('driver_secrets').disabled() and conf.has('WITH_LIBVIRTD')
conf.set('WITH_SECRETS', 1)
endif
if not get_option('driver_test').disabled()
conf.set('WITH_TEST', 1)
endif
if not get_option('driver_vbox').disabled() and conf.has('WITH_LIBVIRTD')
conf.set('WITH_VBOX', 1)
conf.set_quoted('VBOX_XPCOMC_DIR', get_option('vbox_xpcomc_dir'))
endif
if not get_option('driver_vmware').disabled()
conf.set('WITH_VMWARE', 1)
conf.set('WITH_VMX', 1)
endif
if not get_option('driver_vz').disabled() and parallels_sdk_dep.found()
conf.set('WITH_VZ', 1)
elif get_option('driver_vz').enabled()
error('Parallels Virtualization SDK is needed to build the Virtuozzo driver.')
endif
if not get_option('secdriver_apparmor').disabled() and apparmor_dep.found()
conf.set('WITH_SECDRIVER_APPARMOR', 1)
elif get_option('secdriver_apparmor').enabled()
error('You must install the AppArmor development package in order to compile libvirt.')
endif
if not get_option('secdriver_selinux').disabled() and selinux_dep.found()
conf.set('WITH_SECDRIVER_SELINUX', 1)
elif get_option('secdriver_selinux').enabled()
error('You must install the libselinux development package in order to compile libvirt.')
endif
if conf.has('WITH_QEMU') or conf.has('WITH_LXC') or conf.has('WITH_NETWORK')
conf.set('WITH_BRIDGE', 1)
endif
# check for storage drivers
use_storage = false
if conf.has('WITH_LIBVIRTD')
if not get_option('storage_dir').disabled()
use_storage = true
conf.set('WITH_STORAGE_DIR', 1)
endif
if not get_option('storage_disk').disabled() and devmapper_dep.found() and libparted_dep.found()
use_storage = true
conf.set('WITH_STORAGE_DISK', 1)
elif get_option('storage_disk').enabled()
error('You must install libparted and libdevmapper to compile libvirt with disk storage driver')
endif
if not get_option('storage_fs').disabled()
fs_enable = true
# storage-fs does not work on macOS
if host_machine.system() == 'darwin'
fs_enable = false
endif
if fs_enable and not cc.check_header('mntent.h')
if get_option('storage_fs').enabled()
error('<mntent.h> is required for the FS storage driver')
else
fs_enable = false
endif
endif
if fs_enable
mount_prog = find_program('mount', required: get_option('storage_fs'), dirs: libvirt_sbin_path)
umount_prog = find_program('umount', required: get_option('storage_fs'), dirs: libvirt_sbin_path)
mkfs_prog = find_program('mkfs', required: get_option('storage_fs'), dirs: libvirt_sbin_path)
if not mount_prog.found() or not umount_prog.found() or not mkfs_prog.found()
fs_enable = false
endif
endif
if fs_enable
use_storage = true
conf.set('WITH_STORAGE_FS', 1)
conf.set_quoted('MOUNT', mount_prog.full_path())
conf.set_quoted('UMOUNT', umount_prog.full_path())
conf.set_quoted('MKFS', mkfs_prog.full_path())
showmount_prog = find_program('showmount', required: false, dirs: libvirt_sbin_path)
showmount_path = ''
if showmount_prog.found()
showmount_path = showmount_prog.full_path()
endif
conf.set_quoted('SHOWMOUNT', showmount_path)
endif
endif
if not get_option('storage_gluster').disabled() and glusterfs_dep.found()
use_storage = true
conf.set('WITH_STORAGE_GLUSTER', 1)
elif get_option('storage_gluster').enabled()
error('Need glusterfs (libgfapi) for gluster storage driver')
endif
if not get_option('storage_iscsi').disabled() and iscsiadm_prog.found()
use_storage = true
conf.set('WITH_STORAGE_ISCSI', 1)
elif get_option('storage_iscsi').enabled()
error('We need iscsiadm for iSCSI storage driver')
endif
if not get_option('storage_iscsi_direct').disabled() and libiscsi_dep.found()
use_storage = true
conf.set('WITH_STORAGE_ISCSI_DIRECT', 1)
elif get_option('storage_iscsi_direct').enabled()
error('Need libiscsi for iscsi-direct storage driver')
endif
if not get_option('storage_lvm').disabled()
lvm_enable = true
lvm_progs = [
'pvcreate', 'vgcreate', 'lvcreate',
'pvremove', 'vgremove', 'lvremove',
'lvchange', 'vgchange', 'vgscan',
'pvs', 'vgs', 'lvs',
]
foreach name : lvm_progs
set_variable(
'@0@_prog'.format(name),
find_program(name, required: get_option('storage_lvm'), dirs: libvirt_sbin_path)
)
if not get_variable('@0@_prog'.format(name)).found()
lvm_enable = false
endif
endforeach
if lvm_enable
use_storage = true
conf.set('WITH_STORAGE_LVM', 1)
foreach name : lvm_progs
conf.set_quoted(name.to_upper(), get_variable('@0@_prog'.format(name)).full_path())
endforeach
endif
endif
if not get_option('storage_mpath').disabled() and host_machine.system() == 'linux' and devmapper_dep.found()
use_storage = true
conf.set('WITH_STORAGE_MPATH', 1)
elif get_option('storage_mpath').enabled()
error('mpath storage driver is supported only on Linux and you must install libdevmapper')
endif
if not get_option('storage_rbd').disabled() and rbd_dep.found()
use_storage = true
conf.set('WITH_STORAGE_RBD', 1)
elif get_option('storage_rbd').enabled()
error('You must install the librbd library & headers to compile libvirt')
endif
if not get_option('storage_scsi').disabled() and host_machine.system() == 'linux'
use_storage = true
conf.set('WITH_STORAGE_SCSI', 1)
endif
if not get_option('storage_vstorage').disabled()
vstorage_enable = true
if host_machine.system() != 'linux'
vstorage_enable = false
if get_option('storage_vstorage').enabled()
error('Vstorage is supported only on Linux')
endif
endif
if vstorage_enable
use_storage = true
conf.set('WITH_STORAGE_VSTORAGE', 1)
endif
endif
if not get_option('storage_zfs').disabled()
use_storage = true
conf.set('WITH_STORAGE_ZFS', 1)
endif
endif
if use_storage
conf.set('WITH_STORAGE', 1)
endif
# build feature options
chrdev_lock_files = get_option('chrdev_lock_files')
if chrdev_lock_files == '' and host_machine.system() == 'linux'
chrdev_lock_files = '/var/lock'
endif
if chrdev_lock_files != ''
conf.set_quoted('VIR_CHRDEV_LOCK_FILE_PATH', chrdev_lock_files)
endif
driver_modules_flags = []
if conf.has('WITH_LIBVIRTD')
if not conf.has('WITH_DLFCN_H') or not dlopen_dep.found()
error('You must have dlfcn.h / dlopen() support to build driver modules')
endif
driver_modules_flags = libvirt_export_dynamic
endif
if host_machine.system() == 'linux'
dtrace_prog = find_program('dtrace', required: get_option('dtrace'), dirs: libvirt_sbin_path)
if dtrace_prog.found()
conf.set('WITH_DTRACE_PROBES', 1)
endif
dtrace_command = [ 'env', 'CC=' + ' '.join(meson.get_compiler('c').cmd_array()), dtrace_prog ]
endif
if not get_option('host_validate').disabled() and host_machine.system() != 'windows'
conf.set('WITH_HOST_VALIDATE', 1)
elif get_option('host_validate').enabled()
error('virt-host-validate is not supported on Windows')
endif
if get_option('init_script') == 'check'
if meson.is_cross_build()
init_script = 'none'
elif find_program('systemctl', required: false).found()
init_script = 'systemd'
elif find_program('openrc', required: false).found()
init_script = 'openrc'
else
init_script = 'none'
endif
else
init_script = get_option('init_script')
endif
loader_nvram = get_option('loader_nvram')
if loader_nvram != ''
if (loader_nvram.split(':').length() % 2) != 0
error('Malformed loader_nvram option')
endif
conf.set_quoted('DEFAULT_LOADER_NVRAM', loader_nvram)
endif
if not get_option('login_shell').disabled() and host_machine.system() == 'linux'
conf.set('WITH_LOGIN_SHELL', 1)
elif get_option('login_shell').enabled()
error('virt-login-shell is supported on Linux only')
endif
if not get_option('nss').disabled()
use_nss = true
if not yajl_dep.found()
if get_option('nss').enabled()
error('Can\'t build nss plugin without yajl')
else
use_nss = false
endif
endif
if use_nss and not conf.has('WITH_NETWORK')
if get_option('nss').enabled()
error('Can\'t build nss plugin without network')
else
use_nss = false
endif
endif
if use_nss and not cc.check_header('nss.h')
if get_option('nss').enabled()
error('Can\'t build nss plugin without nss.h')
else
use_nss = false
endif
endif
if use_nss
conf.set('WITH_NSS', 1)
if cc.has_type('struct gaih_addrtuple', prefix: '#include <nss.h>')
conf.set('WITH_STRUCT_GAIH_ADDRTUPLE', 1)
endif
if (cc.has_type('ns_mtab', prefix: '#include <nsswitch.h>') and
cc.has_type('nss_module_unregister_fn', prefix: '#include <nsswitch.h>'))
conf.set('WITH_BSD_NSS', 1)
endif
endif
endif
if not get_option('numad').disabled() and numactl_dep.found()
numad_prog = find_program('numad', required: get_option('numad'), dirs: libvirt_sbin_path)
if numad_prog.found()
conf.set('WITH_NUMAD', 1)
conf.set_quoted('NUMAD', numad_prog.full_path())
endif
elif get_option('numad').enabled()
error('You must have numactl enabled for numad support.')
endif
# nwfilter should only be compiled for linux, and only if the
# libvirt daemon is also being compiled
if conf.has('WITH_LIBVIRTD') and host_machine.system() == 'linux'
conf.set('WITH_NWFILTER', 1)
endif
if not get_option('pm_utils').disabled()
use_pm_utils = true
if init_script == 'systemd'
use_pm_utils = false
endif
if use_pm_utils
conf.set('WITH_PM_UTILS', 1)
endif
endif
if not get_option('sysctl_config').disabled() and host_machine.system() == 'linux'
conf.set('WITH_SYSCTL', 1)
elif get_option('sysctl_config').enabled()
error('sysctl configuration is supported only on linux')
endif
conf.set_quoted('TLS_PRIORITY', get_option('tls_priority'))
# test options
tests_enabled = [ not get_option('tests').disabled() ]
if tests_enabled[0] and \
cc.get_id() == 'clang' and \
not supported_cc_flags.contains('-fsemantic-interposition') \
and get_option('optimization') != '0'
# If CLang doesn't support -fsemantic-interposition then our
# mocking doesn't work. The best we can do is to not run the
# test suite.
msg = 'Forcibly disabling tests because CLang lacks -fsemantic-interposition. Update CLang or disable optimization'
if get_option('tests').enabled()
error(msg)
endif
tests_enabled = [ false, '!!! @0@ !!!'.format(msg) ]
endif
if get_option('expensive_tests').auto()
use_expensive_tests = not git and tests_enabled[0]
else
use_expensive_tests = get_option('expensive_tests').enabled()
if use_expensive_tests and not tests_enabled[0]
error('cannot enable expensive tests when tests are disabled')
endif
endif
coverage_flags = []
if get_option('test_coverage')
coverage_flags = [
'-fprofile-arcs',
'-ftest-coverage',
]
endif
# Various definitions
# Python3 < 3.7 treats the C locale as 7-bit only. We must force env vars so
# it treats it as UTF-8 regardless of the user's locale.
runutf8 = [ 'LC_ALL=', 'LANG=C', 'LC_CTYPE=en_US.UTF-8' ]
# define top include directory
top_inc_dir = include_directories('.')
keycodemapdb = subproject('keycodemapdb')
# include remaining subdirs
subdir('scripts')
subdir('include')
subdir('src')
subdir('tools')
if tests_enabled[0]
subdir('tests')
else
# Ensure that 'meson test' fails when tests are disabled, as opposed to
# misleadingly succeeding at doing absolutely nothing
test(
'tests-are-disabled',
python3_prog, args: [ '-c', 'raise Exception("tests are disabled")' ],
)
endif
subdir('examples')
subdir('po')
gen_docs = not get_option('docs').disabled()
if gen_docs
subdir('docs')
endif
subdir('build-aux')
# install pkgconfig files
pkgconfig_files = [
'libvirt.pc.in',
'libvirt-qemu.pc.in',
'libvirt-lxc.pc.in',
'libvirt-admin.pc.in',
]
pkgconfig_conf = configuration_data({
'VERSION': meson.project_version(),
'datadir': datadir,
'datarootdir': datadir,
'exec_prefix': prefix,
'includedir': includedir,
'libdir': libdir,
'prefix': prefix,
})
pkgconfig_dir = libdir / 'pkgconfig'
foreach file : pkgconfig_files
configure_file(
input: file,
output: '@BASENAME@',
configuration: pkgconfig_conf,
install: true,
install_dir: pkgconfig_dir,
)
endforeach
# generate dist files
if git
spec_conf = configuration_data({
'VERSION': meson.project_version(),
})
configure_file(
input: 'libvirt.spec.in',
output: '@BASENAME@',
configuration: spec_conf,
)
authors = run_command(python3_prog, meson_gen_authors_prog.full_path(),
env: runutf8, check: true)
authors_file = 'AUTHORS.rst.in'
authors_conf = configuration_data({
'contributorslist': authors.stdout(),
})
configure_file(
input: authors_file,
output: '@BASENAME@',
configuration: authors_conf,
)
# Using return values from configure_file in add_dist_script is possible since 0.55.0
dist_files = [
'libvirt.spec',
'AUTHORS.rst',
]
foreach file : dist_files
meson.add_dist_script(
meson_python_prog.full_path(), python3_prog.full_path(), meson_dist_prog.full_path(),
meson.project_build_root(), file
)
endforeach
endif
# generate meson-config.h file
configure_file(output: 'meson-config.h', configuration: conf)
# generate run helper
run_conf = configuration_data({
'abs_builddir': meson.project_build_root(),
'abs_top_builddir': meson.project_build_root(),
})
configure_file(
input: 'run.in',
output: '@BASENAME@',
configuration: run_conf,
)
run_command('chmod', 'a+x', meson.current_build_dir() / 'run', check: true)
# print configuration summary
driver_summary = {
'QEMU': conf.has('WITH_QEMU'),
'OpenVZ': conf.has('WITH_OPENVZ'),
'VMware': conf.has('WITH_VMWARE'),
'VBox': conf.has('WITH_VBOX'),
'libxl': conf.has('WITH_LIBXL'),
'LXC': conf.has('WITH_LXC'),
'Cloud-Hypervisor': conf.has('WITH_CH'),
'ESX': conf.has('WITH_ESX'),
'Hyper-V': conf.has('WITH_HYPERV'),
'vz': conf.has('WITH_VZ'),
'Bhyve': conf.has('WITH_BHYVE'),
'Test': conf.has('WITH_TEST'),
'Remote': conf.has('WITH_REMOTE'),
'Network': conf.has('WITH_NETWORK'),
'Libvirtd': conf.has('WITH_LIBVIRTD'),
'Interface': conf.has('WITH_INTERFACE'),
}
summary(driver_summary, section: 'Drivers', bool_yn: true)
storagedriver_summary = {
'Dir': conf.has('WITH_STORAGE_DIR'),
'FS': conf.has('WITH_STORAGE_FS'),
'NetFS': conf.has('WITH_STORAGE_FS'),
'LVM': conf.has('WITH_STORAGE_LVM'),
'iSCSI': conf.has('WITH_STORAGE_ISCSI'),
'iscsi-direct': conf.has('WITH_STORAGE_ISCSI_DIRECT'),
'SCSI': conf.has('WITH_STORAGE_SCSI'),
'mpath': conf.has('WITH_STORAGE_MPATH'),
'Disk': conf.has('WITH_STORAGE_DISK'),
'RBD': conf.has('WITH_STORAGE_RBD'),
'Gluster': conf.has('WITH_STORAGE_GLUSTER'),
'ZFS': conf.has('WITH_STORAGE_ZFS'),
'Virtuozzo storage': conf.has('WITH_STORAGE_VSTORAGE'),
}
summary(storagedriver_summary, section: 'Storage Drivers', bool_yn: true)
secdriver_summary = {
'SELinux': conf.has('WITH_SECDRIVER_SELINUX'),
'AppArmor': conf.has('WITH_SECDRIVER_APPARMOR'),
}
summary(secdriver_summary, section: 'Security Drivers', bool_yn: true)
drivermod_summary = {
'driver_modules': driver_modules_flags.length() > 0,
}
summary(drivermod_summary, section: 'Driver Loadable Modules', bool_yn: true)
libs_summary = {
'acl': acl_dep.found(),
'apparmor': apparmor_dep.found(),
'attr': attr_dep.found(),
'audit': audit_dep.found(),
'bash_completion': bash_completion_dep.found(),
'blkid': blkid_dep.found(),
'capng': capng_dep.found(),
'curl': curl_dep.found(),
'devmapper': devmapper_dep.found(),
'dlopen': dlopen_dep.found(),
'fuse': fuse_dep.found(),
'glusterfs': glusterfs_dep.found(),
'libiscsi': libiscsi_dep.found(),
'libkvm': libkvm_dep.found(),
'libnbd': libnbd_dep.found(),
'libnl': libnl_dep.found(),
'libparted': libparted_dep.found(),
'libpcap': libpcap_dep.found(),
'libssh': libssh_dep.found(),
'libssh2': libssh2_dep.found(),
'libutil': libutil_dep.found(),
'netcf': netcf_dep.found(),
'NLS': have_gnu_gettext_tools,
'numactl': numactl_dep.found(),
'openwsman': openwsman_dep.found(),
'parallels-sdk': parallels_sdk_dep.found(),
'pciaccess': pciaccess_dep.found(),
'polkit': conf.has('WITH_POLKIT'),
'rbd': rbd_dep.found(),
'readline': readline_dep.found(),
'sanlock': sanlock_dep.found(),
'sasl': sasl_dep.found(),
'selinux': selinux_dep.found(),
'udev': udev_dep.found(),
'xdr': xdr_dep.found(),
'yajl': yajl_dep.found(),
}
summary(libs_summary, section: 'Libraries', bool_yn: true)
win_summary = {
'MinGW': host_machine.system() == 'windows',
'windres': host_machine.system() == 'windows',
}
summary(win_summary, section: 'Windows', bool_yn: true)
test_summary = {
'Expensive': use_expensive_tests,
'Coverage': coverage_flags.length() > 0,
}
summary(test_summary, section: 'Test suite', bool_yn: true)
if conf.has('DEFAULT_LOADER_NVRAM')
loader_res = '@0@ !!! Using this configure option is strongly discouraged !!!'.format(conf.get_unquoted('DEFAULT_LOADER_NVRAM'))
else
loader_res = ''
endif
misc_summary = {
'Warning Flags': supported_cc_flags,
'docs': gen_docs,
'tests': tests_enabled,
'DTrace': conf.has('WITH_DTRACE_PROBES'),
'firewalld': conf.has('WITH_FIREWALLD'),
'firewalld-zone': conf.has('WITH_FIREWALLD_ZONE'),
'nss': conf.has('WITH_NSS'),
'numad': conf.has('WITH_NUMAD'),
'nbdkit': conf.has('WITH_NBDKIT'),
'Init script': init_script,
'Char device locks': chrdev_lock_files,
'Loader/NVRAM': loader_res,
'pm_utils': conf.has('WITH_PM_UTILS'),
'virt-login-shell': conf.has('WITH_LOGIN_SHELL'),
'virt-host-validate': conf.has('WITH_HOST_VALIDATE'),
'TLS priority': conf.get_unquoted('TLS_PRIORITY'),
}
summary(misc_summary, section: 'Miscellaneous', bool_yn: true, list_sep: ' ')
devtools_summary = {
'wireshark_dissector': wireshark_dep.found(),
}
summary(devtools_summary, section: 'Developer Tools', bool_yn: true)
if conf.has('WITH_QEMU')
qemu_warn = ''
if qemu_user == 'root'
qemu_warn = ' !!! running QEMU as root is strongly discouraged !!!'
endif
priv_summary = {
'QEMU': '@0@:@1@@2@'.format(qemu_user, qemu_group, qemu_warn),
}
summary(priv_summary, section: 'Privileges')
endif
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