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Improve argument handling and related messages #39

Merged
merged 2 commits into from
Mar 24, 2017
Merged

Improve argument handling and related messages #39

merged 2 commits into from
Mar 24, 2017

Commits on Jan 13, 2017

  1. Correct usage text 

    Add -p necessary when specifying port parameter.
Remove unneeded <options>.
    @mikini
    mikini committed Jan 13, 2017
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  2. Improve argument parsing 

    Handle special getopt() return values to write message, usage and exit;
 if option is not recognised (?)
 if required argument to option is missing (:)
Write message, usage and exit if getopt() encounters a non-option argument.
Write message when exiting because of missing layout file.
Add h option that writes usage and exits.
    @mikini
    mikini committed Jan 13, 2017
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