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

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

*** 337,347 ****
          }
      },
  
      // ----- help options -----
  
!     HELP("--help -help", STANDARD) {
          @Override
          public void process(Helper helper) throws OptionException {
              throw new OptionException(OK, helper::usage);
          }
      },
--- 337,347 ----
          }
      },
  
      // ----- help options -----
  
!     HELP("--help -? -h", STANDARD) {
          @Override
          public void process(Helper helper) throws OptionException {
              throw new OptionException(OK, helper::usage);
          }
      },