| // Copyright 2015 The Bazel Authors. 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. |
| |
| package com.google.devtools.build.lib.bazel.rules.android.ndkcrosstools; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.devtools.build.lib.view.config.crosstool.CrosstoolConfig.CToolchain; |
| import java.util.List; |
| import javax.annotation.Nullable; |
| |
| /** |
| * Class that contains implementations of NdkStlImpl, one for each STL implementation of the STL |
| * in the Android NDK. |
| */ |
| public final class StlImpls { |
| |
| private StlImpls() {} |
| |
| public static class GnuLibStdCppStlImpl extends StlImpl { |
| |
| public static final String NAME = "gnu-libstdcpp"; |
| |
| public GnuLibStdCppStlImpl(NdkPaths ndkPaths) { |
| super(NAME, ndkPaths); |
| } |
| |
| @Override |
| public void addStlImpl(CToolchain.Builder toolchain, @Nullable String gccVersion) { |
| addBaseStlImpl(toolchain, gccVersion); |
| toolchain.addAllUnfilteredCxxFlag(createIncludeFlags( |
| ndkPaths.createGnuLibstdcIncludePaths(gccVersion, toolchain.getTargetCpu()))); |
| } |
| } |
| |
| public static class LibCppStlImpl extends StlImpl { |
| |
| public static final String NAME = "libcpp"; |
| |
| public LibCppStlImpl(NdkPaths ndkPaths) { |
| super(NAME, ndkPaths); |
| } |
| |
| @Override |
| public void addStlImpl(CToolchain.Builder toolchain, @Nullable String gccVersion) { |
| addBaseStlImpl(toolchain, null); |
| toolchain.addAllUnfilteredCxxFlag(createIncludeFlags(ndkPaths.createLibcxxIncludePaths())); |
| toolchain.addLinkerFlag("-L" + ndkPaths.createLibcppLinkerPath(toolchain.getTargetCpu())); |
| } |
| } |
| |
| public static class StlPortStlImpl extends StlImpl { |
| |
| public static final String NAME = "stlport"; |
| |
| public StlPortStlImpl(NdkPaths ndkPaths) { |
| super(NAME, ndkPaths); |
| } |
| |
| @Override |
| public void addStlImpl(CToolchain.Builder toolchain, @Nullable String gccVersion) { |
| addBaseStlImpl(toolchain, null); |
| toolchain.addAllUnfilteredCxxFlag(createIncludeFlags(ndkPaths.createStlportIncludePaths())); |
| } |
| } |
| |
| /** |
| * Gets the list of runtime libraries (STL) in the NDK. |
| * |
| * <p>NDK r17 and lower contains gnustl, STLport and libc++. NDK r18 and above contains libc++ |
| * only. |
| * |
| * @param ndkPaths NdkPaths to use for creating the NdkStlImpls |
| * @return an ImmutableList of every available NdkStlImpl |
| */ |
| public static List<StlImpl> get(NdkPaths ndkPaths, Integer ndkMajorRevision) { |
| return ndkMajorRevision < 18 |
| ? ImmutableList.of( |
| new GnuLibStdCppStlImpl(ndkPaths), |
| new StlPortStlImpl(ndkPaths), |
| new LibCppStlImpl(ndkPaths)) |
| : ImmutableList.of(new LibCppStlImpl(ndkPaths)); |
| } |
| } |