| # Copyright 2018 Google Inc. All Rights Reserved. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| from starboard.tools.toolchain import abstract |
| from starboard.tools.toolchain import clangxx |
| |
| |
| class SharedLibraryLinker(clangxx.DynamicLinkerBase, |
| abstract.SharedLibraryLinker): |
| """Links shared libraries using the LLVM Project's lld.""" |
| |
| def __init__(self, **kwargs): # pylint: disable=useless-super-delegation |
| super(SharedLibraryLinker, self).__init__(**kwargs) |
| |
| def GetCommand(self, path, extra_flags, flags, shell): |
| lld_path = '{0}/bin/ld.lld'.format(self.GetPath()) |
| |
| return shell.And('{0} ' |
| '--build-id ' |
| '-gc-sections ' |
| '-X ' |
| '-v ' |
| '--eh-frame-hdr ' |
| '--fini=__cxa_finalize ' |
| '{2} ' |
| '-shared ' |
| '-o $out ' |
| '-L{1} ' |
| '-L/usr/lib ' |
| '-L/lib ' |
| '-soname=$soname ' |
| '-nostdlib ' |
| '--whole-archive ' |
| '--no-whole-archive ' |
| '-u GetEvergreenSabiString ' |
| '@$rspfile'.format(lld_path, self.GetPath(), *extra_flags)) |
