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priolist.h

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#ifndef _PRIOQUEUE_H
#define _PRIOQUEUE_H

#define NIL ((philCell*)0)

/****************************************************************
****************************************************************
*                                                              
*  Gestion de files FIFO doublement chainêes circulairement    
*                                                              

*****************************************************************
*****************************************************************/

typedef struct PhilCell {  
  struct PhilCell *next;
  struct PhilCell * pred;
  long int prio; 
 }PhilCell ; 

#define PhilCELL   PhilCell _cell

typedef struct PhilList 
{  
  PhilCell * last; 
}PhilList ;   



#define PhilListEmpty(Q) (((Q)->last) == (PhilCell*)0)


                                
extern void PhilListPutLast(PhilList *q,PhilCell *b);

extern PhilCell * PhilListGetFirst(PhilList *q) ;


        
extern void PhilListInit(PhilList *q) ;



#endif

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