src/java.security.jgss/windows/classes/sun/security/krb5/internal/tools/Ktab.java

rev 48495 : 8189102: All tools should support -?, -h and --help
Reviewed-by: kvn, jjg, weijun, alanb, rfield, ksrini

*** 1,7 ****
  /*
!  * Copyright (c) 2003, 2013, Oracle and/or its affiliates. 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.  Oracle designates this
--- 1,7 ----
  /*
!  * Copyright (c) 2003, 2018, Oracle and/or its affiliates. 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.  Oracle designates this
*** 70,81 ****
       * The main program that can be invoked at command line.
       * See {@link #printHelp} for usages.
       */
      public static void main(String[] args) {
          Ktab ktab = new Ktab();
!         if ((args.length == 1) && (args[0].equalsIgnoreCase("-help"))) {
              ktab.printHelp();
              return;
          } else if ((args == null) || (args.length == 0)) {
              ktab.action = 'l';
          } else {
              ktab.processArgs(args);
--- 70,87 ----
       * The main program that can be invoked at command line.
       * See {@link #printHelp} for usages.
       */
      public static void main(String[] args) {
          Ktab ktab = new Ktab();
!         if ((args.length == 1) &&
!             ((args[0].equalsIgnoreCase("-?")) ||
!              (args[0].equalsIgnoreCase("-h")) ||
!              (args[0].equalsIgnoreCase("--help")) ||
!              // -help: legacy.
!              (args[0].equalsIgnoreCase("-help")))) {
              ktab.printHelp();
+             System.exit(0);
              return;
          } else if ((args == null) || (args.length == 0)) {
              ktab.action = 'l';
          } else {
              ktab.processArgs(args);