getinoinfo
if ((parentinp = getinoinfo(inp->i_parent)) == NULL) {
inp = getinoinfo(parentdir);
getinoinfo(dir)->i_depth = depth;
if ((parentinp = getinoinfo(inp->i_parent)) == NULL) {
struct inoinfo *getinoinfo(ino_t inumber);
if (getinoinfo(inumber) != NULL)
getinoinfo(inp->i_parent)->i_depth + 1);
inp = getinoinfo(idesc->id_number);
inp = getinoinfo(dirp->d_ino);
inp = getinoinfo(inp->i_parent);