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#===----------------------------------------------------------------------===##
#
# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
# See https://llvm.org/LICENSE.txt for license information.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
#
#===----------------------------------------------------------------------===##
import os
import sys
from libcxx.test.config import Configuration as LibcxxConfiguration
from libcxx.test.config import intMacroValue
class Configuration(LibcxxConfiguration):
# pylint: disable=redefined-outer-name
def __init__(self, lit_config, config):
super(Configuration, self).__init__(lit_config, config)
self.libcxxabi_src_root = None
self.libcxxabi_obj_root = None
self.abi_library_path = None
self.libcxx_src_root = None
def configure_src_root(self):
self.libcxxabi_src_root = self.get_lit_conf(
'libcxxabi_src_root',
os.path.dirname(self.config.test_source_root))
self.libcxx_src_root = self.get_lit_conf(
'libcxx_src_root',
os.path.join(self.libcxxabi_src_root, '/../libcxx'))
def configure_obj_root(self):
self.libcxxabi_obj_root = self.get_lit_conf('libcxxabi_obj_root')
super(Configuration, self).configure_obj_root()
def has_cpp_feature(self, feature, required_value):
return intMacroValue(self.cxx.dumpMacros().get('__cpp_' + feature, '0')) >= required_value
def configure_features(self):
super(Configuration, self).configure_features()
if not self.get_lit_bool('enable_exceptions', True):
self.config.available_features.add('no-exceptions')
if not self.has_cpp_feature('noexcept_function_type', 201510):
self.config.available_features.add('libcxxabi-no-noexcept-function-type')
if not self.get_lit_bool('llvm_unwinder', False):
self.config.available_features.add('libcxxabi-has-system-unwinder')
def configure_compile_flags(self):
self.cxx.compile_flags += [
'-DLIBCXXABI_NO_TIMER',
'-D_LIBCPP_ENABLE_CXX17_REMOVED_UNEXPECTED_FUNCTIONS',
]
if self.get_lit_bool('enable_exceptions', True):
self.cxx.compile_flags += ['-funwind-tables']
else:
self.cxx.compile_flags += ['-fno-exceptions', '-DLIBCXXABI_HAS_NO_EXCEPTIONS']
if not self.get_lit_bool('enable_threads', True):
self.cxx.compile_flags += ['-D_LIBCXXABI_HAS_NO_THREADS']
self.config.available_features.add('libcxxabi-no-threads')
super(Configuration, self).configure_compile_flags()
def configure_compile_flags_header_includes(self):
self.configure_config_site_header()
cxx_headers = self.get_lit_conf(
'cxx_headers',
os.path.join(self.libcxx_src_root, '/include'))
if cxx_headers == '':
self.lit_config.note('using the systems c++ headers')
else:
self.cxx.compile_flags += ['-nostdinc++']
if not os.path.isdir(cxx_headers):
self.lit_config.fatal("cxx_headers='%s' is not a directory."
% cxx_headers)
self.cxx.compile_flags += ['-I' + cxx_headers]
libcxxabi_headers = self.get_lit_conf(
'libcxxabi_headers',
os.path.join(self.libcxxabi_src_root, 'include'))
if not os.path.isdir(libcxxabi_headers):
self.lit_config.fatal("libcxxabi_headers='%s' is not a directory."
% libcxxabi_headers)
self.cxx.compile_flags += ['-I' + libcxxabi_headers]
libunwind_headers = self.get_lit_conf('libunwind_headers', None)
if self.get_lit_bool('llvm_unwinder', False) and libunwind_headers:
if not os.path.isdir(libunwind_headers):
self.lit_config.fatal("libunwind_headers='%s' is not a directory."
% libunwind_headers)
self.cxx.compile_flags += ['-I' + libunwind_headers]
def configure_compile_flags_exceptions(self):
pass
def configure_compile_flags_rtti(self):
pass
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