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meson.build
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meson.build
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#
# Project configuration, options, modules, scripts
#
project(
'gramine',
'c', 'cpp',
version: '1.2post-UNRELEASED',
license: 'LGPLv3+',
meson_version: '>=0.55',
default_options: [
'c_std=c11',
'cpp_std=c++14',
],
)
# we need this subdir() early, because we need scripts defined there for setting up global vars
subdir('Scripts')
prefix = get_option('prefix')
pkglibdir = join_paths(get_option('libdir'), meson.project_name())
pkgdatadir = join_paths(get_option('datadir'), meson.project_name())
syslibdir = get_option('syslibdir')
if syslibdir == ''
syslibdir = join_paths('/', get_option('libdir'))
endif
direct = get_option('direct') == 'enabled'
sgx = get_option('sgx') == 'enabled'
vtune = get_option('vtune') == 'enabled'
skeleton = get_option('skeleton') == 'enabled'
dcap = get_option('dcap') == 'enabled'
ubsan = get_option('ubsan') == 'enabled'
asan = get_option('asan') == 'enabled'
enable_libgomp = get_option('libgomp') == 'enabled'
enable_tests = get_option('tests') == 'enabled'
enable_glibc = get_option('glibc') == 'enabled'
enable_musl = get_option('musl') == 'enabled'
cc = meson.get_compiler('c')
objcopy = find_program('objcopy')
# TODO: after deprecating 18.04/bionic, update this to import('python')
python3mod = import('python3')
python3 = python3mod.find_python()
python3_platlib = run_command(
python3, get_python_platlib_prog, get_option('prefix')).stdout()
python3_pkgdir = join_paths(python3_platlib, 'graminelibos')
pkgconfig = import('pkgconfig')
if host_machine.cpu_family() == 'x86_64'
nasm_gen = generator(
find_program('nasm'),
output: '@BASENAME@.o',
depfile: '@BASENAME@.dep',
arguments: [
'-f', 'elf64',
'-I', '@0@/'.format(meson.current_build_dir()),
'-MQ', '@OUTPUT@', '-MF', '@DEPFILE@',
'@EXTRA_ARGS@',
'@INPUT@',
'-o', '@OUTPUT@'
]
)
endif
add_project_arguments(
'-Wa,--noexecstack',
'-Wall',
'-Wextra',
'-Wmissing-prototypes',
'-Wstrict-prototypes',
'-Wwrite-strings',
cc.get_supported_arguments(
'-Wtrampolines',
'-Wnull-dereference',
),
language: 'c')
debug = get_option('buildtype') == 'debug' or get_option('buildtype') == 'debugoptimized'
if debug
add_project_arguments('-DDEBUG', language: 'c')
endif
if sgx
conf_sgx = configuration_data()
# SGX driver options (in Make, this was ISGX_DRIVER_PATH and link-intel-driver.py)
sgx_driver = get_option('sgx_driver')
sgx_driver_include_path = get_option('sgx_driver_include_path')
sgx_driver_device = get_option('sgx_driver_device')
if sgx_driver == 'upstream'
# upstream in-kernel driver (Linux 5.11+)
conf_sgx.set('CONFIG_SGX_DRIVER_UPSTREAM', true)
sgx_driver_header = 'asm/sgx.h'
sgx_driver_include_path_defaults = [
'/usr/include/',
# Ubuntu `linux-headers` package
'/usr/src/linux-headers-@0@/arch/x86/include/uapi'.format(
run_command('uname', '-r').stdout().strip()),
]
sgx_driver_device_default = '/dev/sgx_enclave'
elif sgx_driver == 'oot'
# old non-DCAP driver (https://github.com/intel/linux-sgx-driver)
conf_sgx.set('CONFIG_SGX_DRIVER_OOT', true)
sgx_driver_header = 'sgx_user.h'
sgx_driver_device_default = '/dev/isgx'
sgx_driver_include_path_defaults = ['/opt/intel/linux-sgx-driver']
elif sgx_driver == 'dcap1.6'
# DCAP 1.6+ but below 1.10 (https://github.com/intel/SGXDataCenterAttestationPrimitives)
conf_sgx.set('CONFIG_SGX_DRIVER_DCAP_1_6', true)
sgx_driver_header = 'uapi/asm/sgx_oot.h'
sgx_driver_device_default = '/dev/sgx/enclave'
sgx_driver_include_path_defaults = [
'/opt/intel/SGXDataCenterAttestationPrimitives/driver/linux/include',
]
elif sgx_driver == 'dcap1.10'
# DCAP 1.10+ (https://github.com/intel/SGXDataCenterAttestationPrimitives)
conf_sgx.set('CONFIG_SGX_DRIVER_DCAP_1_10', true)
sgx_driver_header = 'sgx_user.h'
sgx_driver_device_default = '/dev/sgx/enclave'
sgx_driver_include_path_defaults = [
'/opt/intel/SGXDataCenterAttestationPrimitives/driver/linux/include',
]
else
error('Unknown sgx_driver value')
endif
if sgx_driver_device == ''
sgx_driver_device = sgx_driver_device_default
endif
if sgx_driver_include_path == ''
foreach path : sgx_driver_include_path_defaults
sgx_driver_header_abspath = ''
if cc.has_header(join_paths(path, sgx_driver_header))
sgx_driver_include_path = path
break
endif
endforeach
if sgx_driver_include_path == ''
error('Invalid SGX driver configuration (-Dsgx_driver and/or ' +
'-Dsgx_driver_include_path); searched for "@0@" under directories: @1@'.format(
sgx_driver_header, sgx_driver_include_path_defaults))
endif
endif
sgx_driver_header_abspath = join_paths(sgx_driver_include_path, sgx_driver_header)
if not cc.has_header(sgx_driver_header_abspath)
error('Invalid SGX driver configuration (-Dsgx_driver and/or -Dsgx_driver_include_path); ' +
'expected "@0@" to exist under "@1@"'.format(
sgx_driver_header, sgx_driver_include_path))
endif
if vtune
add_project_arguments('-DSGX_VTUNE_PROFILE', language: 'c')
vtune_sdk_path = get_option('vtune_sdk_path')
endif
conf_sgx.set('CONFIG_SGX_DRIVER_HEADER_ABSPATH', sgx_driver_header_abspath)
conf_sgx.set_quoted('CONFIG_SGX_DRIVER_DEVICE', sgx_driver_device)
endif
gen_symbol_map_cmd = [
find_program('nm'),
'--numeric-sort', '--defined-only', '--print-size', '--line-numbers',
'@INPUT@',
]
#
# Common checks and flags
#
# Not all compilers support mstack-protector-guard, so use stack protector only if supported.
# Gramine-custom stack protector uses the canary stored in the TCB (same for both in LibOS and PAL)
# at offset 0x8.
if host_machine.cpu_family() == 'x86_64'
cflags_custom_stack_protector = [
'-fstack-protector-strong',
'-mstack-protector-guard=tls',
'-mstack-protector-guard-reg=%gs',
'-mstack-protector-guard-offset=8',
]
else
cflags_custom_stack_protector = [
'-fstack-protector-strong',
]
endif
if not cc.has_multi_arguments(cflags_custom_stack_protector)
cflags_custom_stack_protector = '-fno-stack-protector'
endif
# Don't support b_sanitize: integration with sanitizers in Gramine is tricky and we want more
# control over the exact flags.
if get_option('b_sanitize') != 'none'
error('Please don\'t use the b_sanitize option; use -Dubsan=enabled instead.')
endif
cflags_sanitizers = []
if ubsan
cflags_sanitizers += [
'-fsanitize=undefined',
'-fno-sanitize-recover=undefined',
'-DUBSAN',
]
endif
if asan
if meson.get_compiler('c').get_id() != 'clang' or meson.get_compiler('cpp').get_id() != 'clang'
error('ASan is currently supported only for Clang (CC=clang CXX=clang++)')
endif
asan_shadow_start = '0x18000000000'
cflags_sanitizers += [
'-fsanitize=address',
'-fno-sanitize-link-runtime',
'-mllvm', '-asan-mapping-offset=' + asan_shadow_start,
'-DASAN',
]
if meson.get_compiler('c').version().version_compare('>=13')
cflags_sanitizers += ['-mllvm', '-asan-use-after-return=never']
else
cflags_sanitizers += ['-mllvm', '-asan-use-after-return=0']
endif
endif
#
# Dependencies
#
tomlc99_proj = subproject('tomlc99-208203af46bdbdb29ba199660ed78d09c220b6c5')
tomlc99_dep = tomlc99_proj.get_variable('tomlc99_dep')
tomlc99_src = tomlc99_proj.get_variable('tomlc99_src')
uthash_dep = subproject('uthash-2.1.0').get_variable('uthash_dep')
mbedtls_proj = subproject('mbedtls-mbedtls-2.26.0-2')
mbedtls_static_dep = mbedtls_proj.get_variable('mbedtls_static_dep')
mbedtls_pal_dep = mbedtls_proj.get_variable('mbedtls_pal_dep')
if sgx
protoc_c_prog = find_program('protoc-c')
threads_dep = dependency('threads')
libcurl_dep = dependency('libcurl', version: '>=7.58.0')
cjson_dep = dependency('cjson', required: false)
if not cjson_dep.found()
# on Debian < 11 .pc file is not installed and dependency() fails, so we fallback to
# cc.find_library()
cjson_dep = cc.find_library('cjson', required: false)
endif
if not cjson_dep.found()
# Ubuntu 18.04 does not have cjson at all
cjson_dep = subproject('cJSON-1.7.12').get_variable('cjson_dep')
endif
protobuf_dep = dependency('libprotobuf-c')
if dcap
sgx_dcap_quoteverify_dep = cc.find_library('sgx_dcap_quoteverify')
endif
vtune_dep = []
dl_dep = []
if vtune
dl_dep = cc.find_library('dl', required: true)
vtune_dep = declare_dependency(
dependencies: [
cc.find_library('ittnotify', dirs: join_paths(vtune_sdk_path, 'lib64'), required: true),
dl_dep,
],
include_directories: include_directories(join_paths(vtune_sdk_path, 'include')),
)
endif
endif
#
# The compilation
#
subdir('common')
subdir('Pal')
subdir('LibOS')
subdir('python')
subdir('tools')
if enable_glibc
subproject('glibc-2.35-1')
endif
if enable_musl
subproject('musl-1.2.2')
endif
if enable_libgomp
subproject('gcc-10.2.0')
endif
run_target('clang-format', command: [meson_clang_format_prog])