You may think this is overkill, but I find the --help message and the error given if there's no $VERSION found to be too brief.
This is an attempt to add a slightly fuller error and --help message without too much overhead. (Your README gives good examples of how to use rbfu. This patch simply pulls those into rbfu itself, so the user doesn't need to refer to the README if they're confused at the command line.)
You may think this is overkill, but I find the
--helpmessage and the error given if there's no$VERSIONfound to be too brief.This is an attempt to add a slightly fuller error and
--helpmessage without too much overhead. (YourREADMEgives good examples of how to userbfu. This patch simply pulls those intorbfuitself, so the user doesn't need to refer to theREADMEif they're confused at the command line.)