com.android.build.gradle.ndk.internal.StlConfiguration Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of gradle-experimental Show documentation
Gradle plug-in to build Android applications.
There is a newer version: 0.9.0
/*
 * Copyright (C) 2014 The Android Open Source Project
 *
 * 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.android.build.gradle.ndk.internal;

import com.android.annotations.NonNull;
import com.android.annotations.Nullable;
import com.android.build.gradle.internal.NdkHandler;
import com.google.common.collect.ImmutableList;

import org.gradle.api.Action;
import org.gradle.api.InvalidUserDataException;
import org.gradle.api.Task;
import org.gradle.api.tasks.Copy;
import org.gradle.model.ModelMap;
import org.gradle.nativeplatform.NativeBinarySpec;

import java.io.File;
import java.util.List;

/**
 * Configuration to setup STL for NDK.
 */
public class StlConfiguration {

    private static final List VALID_STL = ImmutableList.of(
            "system",
            "stlport_static",
            "stlport_shared",
            "gnustl_static",
            "gnustl_shared",
            "gabi++_static",
            "gabi++_shared",
            "c++_static",
            "c++_shared");

    public static File getStlBaseDirectory(NdkHandler ndkHandler) {
        return new File(ndkHandler.getNdkDirectory(), "sources/cxx-stl/");
    }

    public static void checkStl(String stl) {
        if (!VALID_STL.contains(stl)) {
            throw new InvalidUserDataException("Invalid STL: " + stl);
        }
    }

    public static void createStlCopyTask(
            @NonNull ModelMap tasks,
            @NonNull final NativeBinarySpec binary,
            @NonNull final File buildDir,
            @NonNull NdkHandler ndkHandler,
            @NonNull String stl,
            @Nullable String stlVersion,
            @NonNull String buildTaskName) {
        if (stl.endsWith("_shared")) {
            final StlNativeToolSpecification stlConfig = new StlNativeToolSpecification(
                    ndkHandler,
                    stl,
                    stlVersion,
                    binary.getTargetPlatform());

            final String copyTaskName = NdkNamingScheme.getTaskName(binary, "copy", "StlSo");
            tasks.create(copyTaskName, Copy.class, new Action() {
                @Override
                public void execute(Copy copy) {
                    copy.from(stlConfig.getStlLib(binary.getTargetPlatform().getName()));
                    copy.into(new File(buildDir,
                            NdkNamingScheme.getDebugLibraryDirectoryName(binary)));

                }
            });
            tasks.named(buildTaskName, new Action() {
                @Override
                public void execute(Task task) {
                    task.dependsOn(copyTaskName);
                }
            });
        }
    }
}