core: add libgpiod-specific error numbers
authorBartosz Golaszewski <bartekgola@gmail.com>
Mon, 2 Jan 2017 15:05:59 +0000 (16:05 +0100)
committerBartosz Golaszewski <bartekgola@gmail.com>
Mon, 2 Jan 2017 15:05:59 +0000 (16:05 +0100)
commitdb64f467fb7a984d2ff9c17a3bcfb4ac8cd63600
tree0a033bfdc68f96b5f75465f58127cf11493ee85a
parentddaccb37e52f2541e7f53453cee8e44449c01fbe
core: add libgpiod-specific error numbers

In order to better report error conditions to users, we need a set
of libgpiod-specific errnos. Extend the previous API to be able to
use both regular errno and GPIO-related error numbers together.

Signed-off-by: Bartosz Golaszewski <bartekgola@gmail.com>
core.c
gpiod.h