org.gradle.nativeplatform.toolchain.internal.gcc.GccOptionsFileArgsWriter Maven / Gradle / Ivy

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/*
 * Copyright 2012 the original author or authors.
 *
 * 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 org.gradle.nativeplatform.toolchain.internal.gcc;

import com.google.common.collect.Lists;
import org.gradle.nativeplatform.toolchain.internal.OptionsFileArgsWriter;
import org.gradle.internal.process.ArgWriter;

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

/**
 * Uses an option file for arguments passed to GCC if possible.
 * Certain GCC options do not function correctly when included in an option file, so include these directly on the command line as well.
 */
class GccOptionsFileArgsWriter extends OptionsFileArgsWriter {
    private static final List CLI_ONLY_ARGS = Arrays.asList("-m32", "-m64");

    public GccOptionsFileArgsWriter(File tempDir) {
        super(tempDir);
    }

    @Override
    public List transformArgs(List originalArgs, File tempDir) {
        List commandLineOnlyArgs = getCommandLineOnlyArgs(originalArgs);
        List finalArgs = Lists.newArrayList();
        finalArgs.addAll(ArgWriter.argsFileGenerator(new File(tempDir, "options.txt"), ArgWriter.unixStyleFactory()).transform(originalArgs));
        finalArgs.addAll(commandLineOnlyArgs);
        return finalArgs;
    }

    private List getCommandLineOnlyArgs(List allArgs) {
        List commandLineOnlyArgs = new ArrayList(allArgs);
        commandLineOnlyArgs.retainAll(CLI_ONLY_ARGS);
        return commandLineOnlyArgs;
    }
}