/*
 * 
 * Copyright 2002-2004 The Ant-Contrib 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 net.sf.antcontrib.cpptasks.compiler;
import java.io.File;
/**
 * A compiler that can utilize precompilation of header files
 * 
 * @author Curt Arnold
 */
public interface PrecompilingCompiler {
    /**
     * 
     * This method may be used to get two distinct compiler configurations, one
     * for compiling the specified file and producing a precompiled header
     * file, and a second for compiling other files using the precompiled
     * header file.
     * 
     * The last (preferrably only) include directive in the prototype file will
     * be used to mark the boundary between pre-compiled and normally compiled
     * headers.
     * 
     * @param config
     *            base configuration
     * @param prototype
     *            A source file (for example, stdafx.cpp) that is used to build
     *            the precompiled header file. @returns null if precompiled
     *            headers are not supported or a two element array containing
     *            the precompiled header generation configuration and the
     *            consuming configuration
     *  
     */
    CompilerConfiguration[] createPrecompileConfigurations(
            CompilerConfiguration config, File prototype,
            String[] nonPrecompiledFiles);
}