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meson.build
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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