| #===----------------------------------------------------------------------===// |
| # |
| # The LLVM Compiler Infrastructure |
| # |
| # This file is dual licensed under the MIT and the University of Illinois Open |
| # Source Licenses. See LICENSE.TXT for details. |
| # |
| #===----------------------------------------------------------------------===// |
| |
| import importlib |
| import locale |
| import os |
| import platform |
| import re |
| import subprocess |
| import sys |
| |
| from libcxx.util import executeCommand |
| |
| class DefaultTargetInfo(object): |
| def __init__(self, full_config): |
| self.full_config = full_config |
| |
| def platform(self): |
| return sys.platform.lower().strip() |
| |
| def add_locale_features(self, features): |
| self.full_config.lit_config.warning( |
| "No locales entry for target_system: %s" % self.platform()) |
| |
| def add_cxx_compile_flags(self, flags): pass |
| def add_cxx_link_flags(self, flags): pass |
| def configure_env(self, env): pass |
| def allow_cxxabi_link(self): return True |
| def add_sanitizer_features(self, sanitizer_type, features): pass |
| def use_lit_shell_default(self): return False |
| |
| |
| def test_locale(loc): |
| assert loc is not None |
| default_locale = locale.setlocale(locale.LC_ALL) |
| try: |
| locale.setlocale(locale.LC_ALL, loc) |
| return True |
| except locale.Error: |
| return False |
| finally: |
| locale.setlocale(locale.LC_ALL, default_locale) |
| |
| |
| def add_common_locales(features, lit_config, is_windows=False): |
| # A list of locales needed by the test-suite. |
| # The list uses the canonical name for the locale used in the test-suite |
| # TODO: On Linux ISO8859 *may* needs to hyphenated. |
| locales = [ |
| ('en_US.UTF-8', 'English_United States.1252'), |
| ('fr_FR.UTF-8', 'French_France.1252'), |
| ('ru_RU.UTF-8', 'Russian_Russia.1251'), |
| ('zh_CN.UTF-8', 'Chinese_China.936'), |
| ('fr_CA.ISO8859-1', 'French_Canada.1252'), |
| ('cs_CZ.ISO8859-2', 'Czech_Czech Republic.1250') |
| ] |
| for loc_id, windows_loc_name in locales: |
| loc_name = windows_loc_name if is_windows else loc_id |
| if test_locale(loc_name): |
| features.add('locale.{0}'.format(loc_id)) |
| else: |
| lit_config.warning('The locale {0} is not supported by ' |
| 'your platform. Some tests will be ' |
| 'unsupported.'.format(loc_name)) |
| |
| |
| class DarwinLocalTI(DefaultTargetInfo): |
| def __init__(self, full_config): |
| super(DarwinLocalTI, self).__init__(full_config) |
| |
| def is_host_macosx(self): |
| name = subprocess.check_output(['sw_vers', '-productName']).strip() |
| return name == "Mac OS X" |
| |
| def get_macosx_version(self): |
| assert self.is_host_macosx() |
| version = subprocess.check_output( |
| ['sw_vers', '-productVersion']).strip() |
| version = re.sub(r'([0-9]+\.[0-9]+)(\..*)?', r'\1', version) |
| return version |
| |
| def get_sdk_version(self, name): |
| assert self.is_host_macosx() |
| cmd = ['xcrun', '--sdk', name, '--show-sdk-path'] |
| try: |
| out = subprocess.check_output(cmd).strip() |
| except OSError: |
| pass |
| |
| if not out: |
| self.full_config.lit_config.fatal( |
| "cannot infer sdk version with: %r" % cmd) |
| |
| return re.sub(r'.*/[^0-9]+([0-9.]+)\.sdk', r'\1', out) |
| |
| def get_platform(self): |
| platform = self.full_config.get_lit_conf('platform') |
| if platform: |
| platform = re.sub(r'([^0-9]+)([0-9\.]*)', r'\1-\2', platform) |
| name, version = tuple(platform.split('-', 1)) |
| else: |
| name = 'macosx' |
| version = None |
| |
| if version: |
| return (False, name, version) |
| |
| # Infer the version, either from the SDK or the system itself. For |
| # macosx, ignore the SDK version; what matters is what's at |
| # /usr/lib/libc++.dylib. |
| if name == 'macosx': |
| version = self.get_macosx_version() |
| else: |
| version = self.get_sdk_version(name) |
| return (True, name, version) |
| |
| def add_locale_features(self, features): |
| add_common_locales(features, self.full_config.lit_config) |
| |
| def add_cxx_compile_flags(self, flags): |
| if self.full_config.use_deployment: |
| _, name, _ = self.full_config.config.deployment |
| cmd = ['xcrun', '--sdk', name, '--show-sdk-path'] |
| else: |
| cmd = ['xcrun', '--show-sdk-path'] |
| out, err, exit_code = executeCommand(cmd) |
| if exit_code != 0: |
| self.full_config.lit_config.warning("Could not determine macOS SDK path! stderr was " + err) |
| if exit_code == 0 and out: |
| sdk_path = out.strip() |
| self.full_config.lit_config.note('using SDKROOT: %r' % sdk_path) |
| assert isinstance(sdk_path, str) |
| flags += ["-isysroot", sdk_path] |
| |
| def add_cxx_link_flags(self, flags): |
| flags += ['-lSystem'] |
| |
| def configure_env(self, env): |
| library_paths = [] |
| # Configure the library path for libc++ |
| if self.full_config.cxx_runtime_root: |
| library_paths += [self.full_config.cxx_runtime_root] |
| elif self.full_config.use_system_cxx_lib: |
| if (os.path.isdir(str(self.full_config.use_system_cxx_lib))): |
| library_paths += [self.full_config.use_system_cxx_lib] |
| |
| # Configure the abi library path |
| if self.full_config.abi_library_root: |
| library_paths += [self.full_config.abi_library_root] |
| if library_paths: |
| env['DYLD_LIBRARY_PATH'] = ':'.join(library_paths) |
| |
| def allow_cxxabi_link(self): |
| # FIXME: PR27405 |
| # libc++ *should* export all of the symbols found in libc++abi on OS X. |
| # For this reason LibcxxConfiguration will not link libc++abi in OS X. |
| # However __cxa_throw_bad_new_array_length doesn't get exported into |
| # libc++ yet so we still need to explicitly link libc++abi when testing |
| # libc++abi |
| # See PR22654. |
| if(self.full_config.get_lit_conf('name', '') == 'libc++abi'): |
| return True |
| # Don't link libc++abi explicitly on OS X because the symbols |
| # should be available in libc++ directly. |
| return False |
| |
| |
| class FreeBSDLocalTI(DefaultTargetInfo): |
| def __init__(self, full_config): |
| super(FreeBSDLocalTI, self).__init__(full_config) |
| |
| def add_locale_features(self, features): |
| add_common_locales(features, self.full_config.lit_config) |
| |
| def add_cxx_link_flags(self, flags): |
| flags += ['-lc', '-lm', '-lpthread', '-lgcc_s', '-lcxxrt'] |
| |
| |
| class NetBSDLocalTI(DefaultTargetInfo): |
| def __init__(self, full_config): |
| super(NetBSDLocalTI, self).__init__(full_config) |
| |
| def add_locale_features(self, features): |
| add_common_locales(features, self.full_config.lit_config) |
| |
| def add_cxx_link_flags(self, flags): |
| flags += ['-lc', '-lm', '-lpthread', '-lgcc_s', '-lc++abi', |
| '-lunwind'] |
| |
| |
| class LinuxLocalTI(DefaultTargetInfo): |
| def __init__(self, full_config): |
| super(LinuxLocalTI, self).__init__(full_config) |
| |
| def platform(self): |
| return 'linux' |
| |
| def platform_name(self): |
| name, _, _ = platform.linux_distribution() |
| # Some distros have spaces, e.g. 'SUSE Linux Enterprise Server' |
| # lit features can't have spaces |
| name = name.lower().strip().replace(' ', '-') |
| return name # Permitted to be None |
| |
| def platform_ver(self): |
| _, ver, _ = platform.linux_distribution() |
| ver = ver.lower().strip().replace(' ', '-') |
| return ver # Permitted to be None. |
| |
| def add_locale_features(self, features): |
| add_common_locales(features, self.full_config.lit_config) |
| # Some linux distributions have different locale data than others. |
| # Insert the distributions name and name-version into the available |
| # features to allow tests to XFAIL on them. |
| name = self.platform_name() |
| ver = self.platform_ver() |
| if name: |
| features.add(name) |
| if name and ver: |
| features.add('%s-%s' % (name, ver)) |
| |
| def add_cxx_compile_flags(self, flags): |
| flags += ['-D__STDC_FORMAT_MACROS', |
| '-D__STDC_LIMIT_MACROS', |
| '-D__STDC_CONSTANT_MACROS'] |
| |
| def add_cxx_link_flags(self, flags): |
| enable_threads = ('libcpp-has-no-threads' not in |
| self.full_config.config.available_features) |
| llvm_unwinder = self.full_config.get_lit_bool('llvm_unwinder', False) |
| shared_libcxx = self.full_config.get_lit_bool('enable_shared', True) |
| # FIXME: Remove the need to link -lrt in all the tests, and instead |
| # limit it only to the filesystem tests. This ensures we don't cause an |
| # implicit dependency on librt except when filesystem is needed. |
| enable_fs = self.full_config.get_lit_bool('enable_filesystem', |
| default=False) |
| flags += ['-lm'] |
| if not llvm_unwinder: |
| flags += ['-lgcc_s', '-lgcc'] |
| if enable_threads: |
| flags += ['-lpthread'] |
| if not shared_libcxx or enable_fs: |
| flags += ['-lrt'] |
| flags += ['-lc'] |
| if llvm_unwinder: |
| flags += ['-lunwind', '-ldl'] |
| else: |
| flags += ['-lgcc_s'] |
| compiler_rt = self.full_config.get_lit_bool('compiler_rt', False) |
| if not compiler_rt: |
| flags += ['-lgcc'] |
| use_libatomic = self.full_config.get_lit_bool('use_libatomic', False) |
| if use_libatomic: |
| flags += ['-latomic'] |
| san = self.full_config.get_lit_conf('use_sanitizer', '').strip() |
| if san: |
| # The libraries and their order are taken from the |
| # linkSanitizerRuntimeDeps function in |
| # clang/lib/Driver/Tools.cpp |
| flags += ['-lpthread', '-lrt', '-lm', '-ldl'] |
| |
| |
| class WindowsLocalTI(DefaultTargetInfo): |
| def __init__(self, full_config): |
| super(WindowsLocalTI, self).__init__(full_config) |
| |
| def add_locale_features(self, features): |
| add_common_locales(features, self.full_config.lit_config, |
| is_windows=True) |
| |
| def use_lit_shell_default(self): |
| # Default to the internal shell on Windows, as bash on Windows is |
| # usually very slow. |
| return True |
| |
| |
| def make_target_info(full_config): |
| default = "libcxx.test.target_info.LocalTI" |
| info_str = full_config.get_lit_conf('target_info', default) |
| if info_str != default: |
| mod_path, _, info = info_str.rpartition('.') |
| mod = importlib.import_module(mod_path) |
| target_info = getattr(mod, info)(full_config) |
| full_config.lit_config.note("inferred target_info as: %r" % info_str) |
| return target_info |
| target_system = platform.system() |
| if target_system == 'Darwin': return DarwinLocalTI(full_config) |
| if target_system == 'FreeBSD': return FreeBSDLocalTI(full_config) |
| if target_system == 'NetBSD': return NetBSDLocalTI(full_config) |
| if target_system == 'Linux': return LinuxLocalTI(full_config) |
| if target_system == 'Windows': return WindowsLocalTI(full_config) |
| return DefaultTargetInfo(full_config) |