- if( Item < 0 || Item > 6 ) return -1; // -EYOURBAD
-
- write(giCoke_SerialFD, "d7\r\n", 4);
- write(giCoke_SerialFD, "d7\r\n", 4);
- write(giCoke_SerialFD, "d7\r\n", 4);
-
- if( WaitForColon() ) {
- fprintf(stderr, "Coke machine timed out\n");
- return -2; // -EMYBAD
- }
-
- // Ask the coke machine
- sprintf(tmp, "s%i\r\n", Item);
- write(giCoke_SerialFD, tmp, 4);