gpiofind: add options to the help text
authorBartosz Golaszewski <bartekgola@gmail.com>
Fri, 6 Jan 2017 15:27:47 +0000 (16:27 +0100)
committerBartosz Golaszewski <bartekgola@gmail.com>
Fri, 6 Jan 2017 15:27:47 +0000 (16:27 +0100)
commit91bb5bd0fc5f53d9bf4edb389744b029f9dcf0f9
tree0268b4f1264729ba1a8d6f318f134e8ec346b77d
parentd91a515a58b22308d5b8039d79eefcfec727d050
gpiofind: add options to the help text

Also: move displaying the help message to a separate function.

Signed-off-by: Bartosz Golaszewski <bartekgola@gmail.com>
gpiofind.c