On Thu, 15 Oct 2015 21:01:16 +0200 Phil Sutter <p...@nwl.cc> wrote: > When getopt_long encounters an option which has not been registered, it > returns '?'. React upon that and call usage() instead of help() so ss > returns with a non-zero exit status. > > Signed-off-by: Phil Sutter <p...@nwl.cc>
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