/* Acquire chopsticks, input is philosopher number. */

#include "dining.h"

void pick_up(int me)
{
   if (me == 0) {
      wait(chopstick[Right(me)]);
      printf("Philosopher %d picks up right chopstick\n", me);
      sleep(1);  /* simulate slow picking up to encourage deadlock */
      wait(chopstick[Left(me)]);
      printf("Philosopher %d picks up left chopstick\n", me);
   }
   else {
      wait(chopstick[Left(me)]);
      printf("Philosopher %d picks up left chopstick\n", me);
      sleep(1);  /* simulate slow picking up to encourage deadlock */
      wait(chopstick[Right(me)]);
      printf("Philosopher %d picks up right chopstick\n", me);
   }
}