debug.h

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/* @(#) debug.h 2.1 87/12/25 12:22:02 */

/* 
The contents of this file are hereby released to the public domain.

                           -- Rahul Dhesi 1986/11/14

defines conditional function calls 

Usage:  The statement

   debug((printf("y = %d\n", y)))

may be placed anywhere where two or more statements could be used.  It will 
print the value of y at that point.

Conditional compilation:

   if DEBUG is defined
      define the macro debug(X) to execute statement X
   else
      define the macro debug(X) to be null
   endif
*/

#ifdef DEBUG
#define  debug(x)    x;
#else
#define  debug(x)
#endif