RFR 8194955: When no -o option mentioned jextract parses headers and exits, help option should be --help

[Maurizio Cimadamore]

Looks good - how about a dry-run option to emulate current behavior with 
no args?

Cheers
Maurizio


On 12/01/18 11:47, Sundararajan Athijegannathan wrote:
> Please review http://cr.openjdk.java.net/~sundar/8194995/webrev.00/
>
> Thanks
> -Sundar