/*
* 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.jk.ant.compilers;
import java.io.File;
import java.util.Enumeration;
import java.util.Vector;
import org.apache.jk.ant.JkData;
import org.apache.jk.ant.SoTask;
import org.apache.jk.ant.Source;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.types.Commandline;
import org.apache.tools.ant.util.GlobPatternMapper;
/**
* Link java using gcj.
*
* @author Costin Manolache
*/
public class GcjLinker extends LinkerAdapter {
SoTask so;
protected static GlobPatternMapper co_mapper=new GlobPatternMapper();
static {
co_mapper.setFrom("*.java");
co_mapper.setTo("*.o");
}
public GcjLinker() {
so=this;
}
public String[] getTargetFiles( Source src ) {
File srcFile = src.getFile();
String name=srcFile.getName();
if( name.endsWith( ".java" ) )
return co_mapper.mapFileName( name );
else
return new String[]
{ name + ".o" };
}
public void setSoTask(SoTask so ) {
this.so=so;
so.duplicateTo( this );
}
public void execute() throws BuildException {
findSourceFiles();
link(this.srcList);
}
/** Link using libtool.
*/
public boolean link(Vector srcList) throws BuildException {
// link( srcList, false );
link( srcList, true );
return true;
}
public boolean link(Vector srcList, boolean shared) throws BuildException {
Commandline cmd = new Commandline();
cmd.setExecutable( "gcj" );
if( shared )
cmd.createArgument().setValue( "--shared" );
cmd.createArgument().setValue( "-o" );
if( shared )
cmd.createArgument().setValue( soFile + ".so" );
else
cmd.createArgument().setValue( soFile + ".a" );
project.log( "Linking " + buildDir + "/" + soFile + ".so");
// write out any additional link options
Enumeration opts = linkOpts.elements();
while( opts.hasMoreElements() ) {
JkData opt = (JkData) opts.nextElement();
String option = opt.getValue();
if( option == null ) continue;
cmd.createArgument().setValue( option );
}
for( int i=0; i<srcList.size(); i++ ) {
Source source=(Source)srcList.elementAt(i);
File f1=new File(buildDir, source.getPackage());
File srcF=new File(f1, getTargetFiles(source)[0]);
cmd.createArgument().setValue( srcF.toString() );
}
int result=execute( cmd );
if( result!=0 ) {
log("Link failed " + result );
log("Command:" + cmd.toString());
log("Output:" );
if( outputstream!=null )
log( outputstream.toString());
log("StdErr:" );
if( errorstream!=null )
log( errorstream.toString());
throw new BuildException("Link failed " + soFile);
}
closeStreamHandler();
return true;
}
}