ConfPath returns the user's config directory.

If src is a symlink, copies content, not link.

if src == /tmp/a and dst == /tmp/b, and /tmp/a/x exists, then make sure we have /tmp/b/x.

Get the location where keysets are stored.

MosKeyPath returns the mos/trust key path under which all keysets are found.

Just create a cpio file.

Run: run a command.

Run the command @args, passing @stdinString on standard input.

RunWithStdinRC - execute args write to stdin then return stdout, stderr and return code.

UserDataDir returns the user's data directory.

Create a tmpfile, write contents to it, close it, return the filename.