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(parent: 06decef) | patch
More general argument parsing; neaten code
authorMatthew Vernon <mcv21@cam.ac.uk>
Thu, 13 Feb 2014 18:16:39 +0000 (18:16 +0000)
committerMatthew Vernon <mcv21@cam.ac.uk>
Thu, 13 Feb 2014 18:16:39 +0000 (18:16 +0000)
commitc9f544da6fba1a81b64cb5261db3332ab7f785eb
treed05dd9b517a814e33e6df7895ac9bde7b43019a5tree | snapshot
parent06decef4efd4f69a3b1f35c440ef71dbe45047abcommit | diff
More general argument parsing; neaten code

Rather than special-casing -a, loop through any arguments (and
complain if there is anything other than -a).

Use .=

Use unless rather than if (!) ...

Signed-off-by: Matthew Vernon <matthewv@chiark.greenend.org.uk>
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