src/jdk.javadoc/share/classes/jdk/javadoc/internal/tool/ToolOption.java

rev 47855 : 8189102: All tools should support -?, -h and --help

*** 336,346 ****
          }
      },
  
      // ----- help options -----
  
!     HELP("--help -help", STANDARD) {
          @Override
          public void process(Helper helper) throws OptionException {
              throw new OptionException(OK, helper::usage);
          }
      },
--- 336,346 ----
          }
      },
  
      // ----- help options -----
  
!     HELP("--help -h -?", STANDARD) {
          @Override
          public void process(Helper helper) throws OptionException {
              throw new OptionException(OK, helper::usage);
          }
      },