src/jdk.jartool/share/classes/sun/tools/jar/GNUStyleOptions.java

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

@@ -198,11 +198,11 @@
                 }
                 boolean isHidden() { return true; }
             },
 
             // Other options
-            new Option(true, true, OptionType.OTHER, "--help", "-h") {
+            new Option(true, true, OptionType.OTHER, "--help", "-h", "-?") {
                 void process(Main jartool, String opt, String arg) throws BadArgs {
                     if (jartool.info == null) {
                         if (arg == null) {
                             jartool.info = GNUStyleOptions::printHelp;  //  Main.Info.HELP;
                             return;