On Fri, May 26, 2023 at 1:38 PM Olaf Hering <[email protected]> wrote:
> Invoking the --help option of any tool should not return with an error, > if that tool does have a documented and implemented help option. > > Adjust the usage() function to exit with either error or success. > Handle the existing entry in the option table to call usage accordingly. > > Adjust the getopt value for help. The char '?' is returned for unknown > options. Returning 'h' instead of '?' allows to handle --help. > > Signed-off-by: Olaf Hering <[email protected]> > Reviewed-by: George Dunlap <[email protected]>
