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Luaj 2.0 for the jse platform
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/*******************************************************************************
* Copyright (c) 2009-2012 Luaj.org. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
******************************************************************************/
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.Hashtable;
import java.util.List;
import org.luaj.vm2.Globals;
import org.luaj.vm2.Lua;
import org.luaj.vm2.lib.jse.JsePlatform;
import org.luaj.vm2.luajc.LuaJC;
/**
* Compiler for lua files to compile lua sources or lua binaries into java classes.
*/
public class luajc {
private static final String version = Lua._VERSION + " Copyright (C) 2012 luaj.org";
private static final String usage =
"usage: java -cp luaj-jse.jar,bcel-5.2.jar luajc [options] fileordir [, fileordir ...]\n" +
"Available options are:\n" +
" - process stdin\n" +
" -s src source directory\n" +
" -d dir destination directory\n" +
" -p pkg package prefix to apply to all classes\n" +
" -m generate main(String[]) function for JSE\n" +
" -r recursively compile all\n" +
" -l load classes to verify generated bytecode\n" +
" -c enc use the supplied encoding 'enc' for input files\n" +
" -v verbose\n";
private static void usageExit() {
System.out.println(usage);
System.exit(-1);
}
private String srcdir = ".";
private String destdir = ".";
private boolean genmain = false;
private boolean recurse = false;
private boolean verbose = false;
private boolean loadclasses = false;
private String encoding = null;
private String pkgprefix = null;
private List files = new ArrayList();
private Globals globals;
public static void main( String[] args ) throws IOException {
new luajc( args );
}
private luajc( String[] args ) throws IOException {
// process args
List seeds = new ArrayList ();
// get stateful args
for ( int i=0; i= args.length )
usageExit();
srcdir = args[i];
break;
case 'd':
if ( ++i >= args.length )
usageExit();
destdir = args[i];
break;
case 'l':
loadclasses = true;
break;
case 'p':
if ( ++i >= args.length )
usageExit();
pkgprefix = args[i];
break;
case 'm':
genmain = true;
break;
case 'r':
recurse = true;
break;
case 'c':
if ( ++i >= args.length )
usageExit();
encoding = args[i];
break;
case 'v':
verbose = true;
break;
default:
usageExit();
break;
}
}
}
// echo version
if ( verbose ) {
System.out.println(version);
System.out.println("srcdir: "+srcdir);
System.out.println("destdir: "+destdir);
System.out.println("files: "+seeds);
System.out.println("recurse: "+recurse);
}
// need at least one seed
if ( seeds.size() <= 0 ) {
System.err.println(usage);
System.exit(-1);
}
// collect up files to process
for ( int i=0; i