| err = ESUCCESS, dom of < ino, afs-cons(dirs, files), of-cons(of, dirs, files), fd ∈ of, n ≤ # buf, of[fd].mode ≠ MODE_R → fd ∈ of ⊦ ∃ inode. true, of[fd].mode ≠ MODE_R ∧ of[fd].mode ≠ MODE_RW |
Used simplifier rules: ⊦ ¬ fd ∈ of → of[fd] = (∅)[fd]; (s)