Prompted by flatpak/flatpak#4731, in which a misconfigured SMB automount
was failing to be remounted with ENODEV. This would have been easier to
debug if we knew which path could not be remounted.
Signed-off-by: Simon McVittie <smcv@collabora.com>
This is a step towards REUSE compliance. Third-party files that we do
not otherwise edit (git.mk, m4/attributes.m4) are excluded here.
Signed-off-by: Simon McVittie <smcv@collabora.com>
This gives us better diagnostic messages on failure, particularly for
BIND_MOUNT_ERROR_FIND_DEST_MOUNT where we previously said "Invalid
argument".
Signed-off-by: Simon McVittie <smcv@collabora.com>
It's shorter and more reliable. Also GCC/CLang specific, but that's
fine because that's all we support anyways.
Closes: #69
Closes: #70
Approved by: mrunalp
