src/java.scripting/share/classes/com/sun/tools/script/shell/Main.java

rev 48074 : 8189102: All tools should support -?, -h and --help
Reviewed-by: kvn, jjg, weijun, alanb, rfield, ksrini

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2017, 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

@@ -120,11 +120,15 @@
                         // do not allow empty property name
                         usage(EXIT_CMD_NO_PROPNAME);
                     }
                 }
                 continue;
-            } else if (arg.equals("-?") || arg.equals("-help")) {
+            } else if (arg.equals("-?") ||
+                       arg.equals("-h") ||
+                       arg.equals("--help") ||
+                       // -help: legacy.
+                       arg.equals("-help")) {
                 usage(EXIT_SUCCESS);
             } else if (arg.equals("-e")) {
                 seenScript = true;
                 if (++i == args.length)
                     usage(EXIT_CMD_NO_SCRIPT);