addbddvarfirst3

Synopsys

#include "bdd101.h"
bddnode ∗addbddvarfirst( BddSystem )
  bddsystem ∗BddSystem;

Parameters

BddSystem

The bdd system.

Overview

addbddvarfirst creates a new variable, with the number 0, in the bdd system BddSystem. If a null pointer is given, the default bdd system is used.

Return value

addbddvarfirst returns a pointer to the bdd node of the new variable.

Errors

"no more variables, error !"

Examples

#include "bdd101.h"
   bddsystem  ∗BddSystem;
   bddnode    ∗BddNode;
   BddSystem  = createbddsystem( 100, 1000, 100, 50000 );
   BddNode = addbddvarfirst( (bddsystem ∗)0 );
   destroybddsystem( (bddsystem ∗)0 );