1 // Copyright 2004 Adam Megacz, see the COPYING file for licensing [GPL]
8 import org.ibex.util.*;
10 /** Entry point for the Ibex Engine; handles splash screen, initial xwar loading, and argument processing */
14 * FEATURE: this should be implemented using self-emulation
15 * Used for security checks. If this is null, it means that only
16 * scripts originating from the local filesystem are loaded in
17 * the engine (maximum permissions). If scripts have been loaded
18 * from multiple locations, this will be 0.0.0.0 (the invalid
21 public static java.net.InetAddress originAddr = null;
22 public static String originHost = null;
23 public static String origin = null;
24 public static String initialTemplate = null;
26 public static final Stream builtin = new Stream.Zip(new Stream.Builtin());
27 public static Picture scarImage = null;
29 public static void printUsage() {
30 System.err.println("Usage: ibex [-lawp] [ url | file | directory ]");
31 System.err.println("");
32 System.err.println(" -l <level> set logging level to { debug, info (default), warn, error, silent }");
33 System.err.println(" -l rpc write log to a file on disk");
34 System.err.println(" -l user@host email log to user@host");
35 System.err.println(" -l host:port emit log to TCP socket");
36 System.err.println(" -l <file> write log to a file on disk");
37 System.err.println(" -a check assertions");
38 System.err.println(" -w <window-id> reserved for libibex");
39 System.err.println(" -p dump profiling information [not yet supported]");
40 Runtime.getRuntime().exit(-1);
43 public static void main(String[] args) throws UnknownHostException, JSExn, IOException {
46 if (startargs > args.length - 1) printUsage();
47 else if (args[startargs].equals("-a")) JS.checkAssertions = true;
48 else if (args[startargs].equals("-l")) {
50 StringTokenizer opts = new StringTokenizer(args[startargs], ",");
51 while(opts.hasMoreTokens()) {
52 String opt = opts.nextToken();
53 if (opt.indexOf('@') != -1) Log.email(opt);
54 else if (opt.indexOf(':') != -1)
55 Log.tcp(opt.substring(0, opt.indexOf(':')),
56 Integer.parseInt(opt.substring(opt.indexOf(':') + 1)));
57 else if (opt.equals("debug")) Log.level = Log.DEBUG;
58 else if (opt.equals("info")) Log.level = Log.INFO;
59 else if (opt.equals("warn")) Log.level = Log.WARN;
60 else if (opt.equals("error")) Log.level = Log.ERROR;
61 else if (opt.equals("silent")) Log.level = Log.SILENT;
62 else if (opt.equals("rpc")) Log.rpc = true;
71 if (Log.on) for(int i=0; i<args.length; i++) Log.info(Main.class, "argument " + i + ": " + args[i]);
73 initialTemplate = args.length > startargs + 1 ? args[startargs + 1] : "main";
74 origin = args[startargs];
77 final String startupTemplate;
78 if (origin.startsWith("http://") || origin.startsWith("https://")) {
79 originHost = origin.substring(origin.indexOf('/') + 2);
80 originHost = originHost.substring(0, originHost.indexOf('/') == -1 ? originHost.length() : originHost.indexOf('/'));
81 if (originHost.indexOf('@') != -1) originHost = originHost.substring(originHost.indexOf('@') + 1);
82 originAddr = InetAddress.getByName(originHost);
84 startupTemplate = "org.ibex.builtin.splash";
86 rr = new Stream.File(origin);
87 if (!new File(origin).isDirectory()) rr = new Stream.Zip(rr);
88 startupTemplate = initialTemplate;
91 if (Log.on) Log.info(Main.class, "loading xwar");
92 final Ibex ibex = new Ibex(rr);
95 Picture.load((Stream)Main.builtin.get("org/ibex/builtin/scar.png"),
96 new Scheduler.Task() { public void perform() throws JSExn, UnknownHostException {
97 if (Log.on) Log.info(Main.class, "invoking initial template");
98 ibex.resolveString(startupTemplate, false).call(new Box(), null, null, null, 1);