/*
* Copyright 2002-2003 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*/
package com.sun.tools.javah;
import com.sun.javadoc.*;
import java.io.*;
/**
* A doclet to parse and execute commandline options.
*
* @author Sucheta Dambalkar(using code from old javap)
*/
public class MainDoclet{
public static String odir = null;
public static String ofile = null;
public static boolean stubs = false;
public static boolean jni = false;
public static boolean llni = false;
public static boolean doubleAlign = false;
public static boolean force = false;
public static String genclass = null;
/**
* Entry point.
*/
public static boolean start(RootDoc root) {
int j = 0;
int k = 0;
/**
* Command line options.
*/
String [][] cmdoptions = root.options();
/**
* Classes specified on command line.
*/
ClassDoc[] classes = root.classes();
/**
* Generator used by javah. Default is JNI.
*/
Gen g = new JNI(root);
validateOptions(cmdoptions);
/*
* Select native interface.
*/
if (jni && llni) Util.error("jni.llni.mixed");
if (llni)
g = new LLNI(doubleAlign, root);
if (g instanceof JNI && stubs) Util.error("jni.no.stubs");
/*
* Arrange for output destination.
*/
if (odir != null && ofile != null)
Util.error("dir.file.mixed");
if (odir != null)
g.setOutDir(odir);
if (ofile != null)
g.setOutFile(ofile);
/*
* Force set to false will turn off smarts about checking file
* content before writing.
*/
g.setForce(force);
/*
* Grab the rest of argv[] ... this must be the classes.
*/
if (classes.length == 0){
Util.error("no.classes.specified");
}
/*
* Set classes.
*/
g.setClasses(classes);
try {
g.run();
} catch (ClassNotFoundException cnfe) {
Util.error("class.not.found", cnfe.getMessage());
} catch (IOException ioe) {
Util.error("io.exception", ioe.getMessage());
}
return true;
}
/**
* Required doclet method.
*/
public static int optionLength(String option) {
if (option.equals("-o")) {
return 2;
} else if(option.equals("-d")){
return 2;
} else if (option.equals("-td")) {
return 1;
} else if (option.equals("-stubs")) {
return 1;
} else if(option.equals("-help")){
return 1;
} else if(option.equals("--help")){
return 1;
} else if(option.equals("-?")){
return 1;
} else if(option.equals("-h")){
return 1;
} else if(option.equals("-trace")){
return 1;
} else if(option.equals("-version")) {
return 1;
} else if(option.equals("-jni")){
return 1;
} else if(option.equals("-force")){
return 1;
} else if(option.equals("-Xllni")){
return 1;
} else if(option.equals("-llni")){
return 1;
} else if(option.equals("-llniDouble")){
return 1;
} else return 0;
}
/**
* Parse the command line options.
*/
public static void validateOptions(String cmdoptions[][]) {
/* Default values for options, overridden by user options. */
String bootcp = System.getProperty("sun.boot.class.path");
String usercp = System.getProperty("env.class.path");
for(int p = 0; p < cmdoptions.length; p++){
if (cmdoptions[p][0].equals("-o")) {
ofile = cmdoptions[p][1];
} else if(cmdoptions[p][0].equals("-d")){
odir = cmdoptions[p][1];
} else if (cmdoptions[p][0].equals("-td")) {
if (p ==cmdoptions.length)
Util.usage(1);
} else if (cmdoptions[p][0].equals("-stubs")) {
stubs = true;
} else if (cmdoptions[p][0].equals("-verbose")) {
Util.verbose = true;
} else if((cmdoptions[p][0].equals("-help"))
|| (cmdoptions[p][0].equals("--help"))
|| (cmdoptions[p][0].equals("-?"))
|| (cmdoptions[p][0].equals("-h"))) {
Util.usage(0);
} else if (cmdoptions[p][0].equals("-trace")) {
System.err.println(Util.getText("tracing.not.supported"));
} else if (cmdoptions[p][0].equals("-version")) {
Util.version();
} else if (cmdoptions[p][0].equals("-jni")) {
jni = true;
} else if (cmdoptions[p][0].equals("-force")) {
force = true;
} else if (cmdoptions[p][0].equals("-Xllni")) {
llni = true;
} else if (cmdoptions[p][0].equals("-llni")) {
llni = true;
} else if (cmdoptions[p][0].equals("-llniDouble")) {
llni = true; doubleAlign = true;
} else if (cmdoptions[p][0].equals("-classpath")) {
usercp = cmdoptions[p][1];
} else if (cmdoptions[p][0].equals("-bootclasspath")) {
bootcp = cmdoptions[p][1];
} else if((cmdoptions[p][0].charAt(0) == '-')
&& (!cmdoptions[p][0].equals("-private"))){
Util.error("unknown.option", cmdoptions[p][0], null, true);
} else {
break; /* The rest must be classes. */
}
}
if (Util.verbose) {
System.err.println("[ Search Path: "
+ bootcp
+ System.getProperty("file.separator")
+ usercp + " ]");
}
}
}