This adds a Relative function to the Locator interface and uses
this to determine the host and container paths for located files
(and devices). This ensures that the root (e.g. the nvidia driver
root) is stripped from the container path.
Signed-off-by: Evan Lezar <elezar@nvidia.com>
This change adds a symlink locator that follows symlinks and returns all
elements in the chain and a device locator that finds character devices.
Signed-off-by: Evan Lezar <elezar@nvidia.com>