Author: Stan Eisenstat
Subject: Re: [Cs223] inconsistent deque object
Date: Monday, 23 Mar 2020, 07:12:07

    > Message Posted By: Unknown
    >
    > how do we check for an inconsistent deque object?

As I posted yesterday:

  Date: 22 Mar 2020 21:14:05 -0400 (Sun)
  Subject: Re: [Cs223] Checking for invalid
   
      > Message Posted By: Unknown
      >
      > In Deque.c, the functions take the arguments (Deque *d, char *s, char
      > **s). How can we check if these arguments are "invalid", or if the Deque
      > objects are "inconsistent"? Is there a typeof() function in C?
   
  That depends on what struct you are using internally.
  For example, if it has a field whose value should be
  a "magic cookie" but is not, then you know that the
  argument is invalid.

--Stan-