afh: Print help if no arguments are given.
authorAndre Noll <maan@tuebingen.mpg.de>
Sun, 19 Jun 2016 20:16:41 +0000 (22:16 +0200)
committerAndre Noll <maan@tuebingen.mpg.de>
Sun, 31 Jul 2016 14:54:52 +0000 (16:54 +0200)
commit2b12fc963d15219721dd23eb7947bf516f2ad574
tree832b43afa83b9c42942ab09ea11d6730f8c2893a
parentfaa0b42a726e96263ae3a1c7e89ce9b014fea44d
afh: Print help if no arguments are given.

Currently, if para_afh is invoked with no non-option arguments,
the command fails with

main: afh syntax error

This message is not very helpful, so let's print the short help in
this case, and exit successfully.
afh.c