| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.tools.ant.taskdefs.optional.javah; |
| |
| import java.io.IOException; |
| |
| import org.apache.tools.ant.BuildException; |
| import org.apache.tools.ant.Project; |
| import org.apache.tools.ant.taskdefs.Execute; |
| import org.apache.tools.ant.taskdefs.LogStreamHandler; |
| import org.apache.tools.ant.taskdefs.optional.Javah; |
| import org.apache.tools.ant.types.Commandline; |
| import org.apache.tools.ant.util.JavaEnvUtils; |
| |
| /** |
| * This implementation runs the javah executable in a separate process. |
| * |
| * @since Ant 1.9.8 |
| */ |
| public class ForkingJavah implements JavahAdapter { |
| |
| /** |
| * the name of this adapter for users to select |
| */ |
| public static final String IMPLEMENTATION_NAME = "forking"; |
| |
| /** |
| * Performs the actual compilation. |
| * @param javah the calling javah task. |
| * @return true if the compilation was successful. |
| * @throws BuildException if there is an error. |
| */ |
| public boolean compile(Javah javah) throws BuildException { |
| Commandline cmd = SunJavah.setupJavahCommand(javah); |
| Project project = javah.getProject(); |
| String executable = JavaEnvUtils.getJdkExecutable("javah"); |
| javah.log("Running " + executable, Project.MSG_VERBOSE); |
| cmd.setExecutable(executable); |
| |
| //set up the args |
| String[] args = cmd.getCommandline(); |
| |
| try { |
| Execute exe = new Execute(new LogStreamHandler(javah, |
| Project.MSG_INFO, |
| Project.MSG_WARN)); |
| exe.setAntRun(project); |
| exe.setWorkingDirectory(project.getBaseDir()); |
| exe.setCommandline(args); |
| exe.execute(); |
| return !exe.isFailure(); |
| } catch (IOException exception) { |
| throw new BuildException("Error running " + executable |
| + " -maybe it is not on the path", exception); |
| } |
| } |
| } |