src/jdk.jlink/share/classes/jdk/tools/jmod/JmodTask.java

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

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2015, 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

@@ -1307,11 +1307,11 @@
                 = parser.accepts("hash-modules", getMessage("main.opt.hash-modules"))
                         .withRequiredArg()
                         .withValuesConvertedBy(new PatternConverter());
 
         OptionSpec<Void> help
-                = parser.acceptsAll(Set.of("h", "help"), getMessage("main.opt.help"))
+                = parser.acceptsAll(Set.of("h", "help", "?"), getMessage("main.opt.help"))
                         .forHelp();
 
         OptionSpec<Void> helpExtra
                 = parser.accepts("help-extra", getMessage("main.opt.help-extra"));