Kurtis Rader 52731c480c provide a realpath implementation
Not all distros have a `realpath` command. Provide a function that uses the
real command if available else use the fish builtin.

Fixes #2932

(cherry picked from commit 6c329e8a839c1b5eeaf2e545b4f4084c3a8830f7)
2016-04-29 21:30:26 -07:00
..