cyclictest: modify option handling to use enumerated types

Change return value from option parsing to be enumerated type
rather than a character. Hopefully this will clean up the option
handling a bit and not confuse me when I come back to add yet
another option to cyclictest.

Signed-off-by: Clark Williams <clark.williams@gmail.com>
Whitespace clean-ups of the patch
Signed-off-by: John Kacur <jkacur@redhat.com>
1 file changed