link/C/Link/c-link-lib/sample-agents/c-streetfighter.c

   1 /*
   2  *  c-streetfighter.c
   3  *  c-link-lib
   4  *
   5  *  Created by Daniel Axtens on 20/04/10.
   6  *  Licensed under an MIT-style license: see the LICENSE file for details.
   7  *
   8  */
   9
  10
  11 #include <c-link.h>
  12
  13 /* Implement the streetfighter bot, which thinks everyone has it in for him. */
  14
  15 ATTACKTYPE Attack( char * foe_name ) {
  16         ATTACKTYPE attack;
  17
  18         attack.realAttack =  RandomAttack();
  19
  20         /* Here we choose the thing that will hurt them if they go for a tie */
  21         switch (attack.realAttack) {
  22                 case rock:
  23                         result.promisedAttack = paper;
  24                         break;
  25                 case paper:
  26                         result.promisedAttack = rock;
  27                         break;
  28                 default: /* attack = scissors */
  29                         result.promisedAttack = paper;
  30                         break;
  31         }
  32         attack.promisedAttack = result.realAttack;      /* Tells the truth for its bluff */
  33
  34         return attack;
  35 }
  36
  37 /* Here we trust that they are telling the truth. And we try to kill them. */
  38 ITEMTYPE Defend( char * foeName, ITEMTYPE foePromisedAttack ) {
  39         ITEMTYPE defence;
  40         switch (foePromisedAttack) {
  41                 case rock:
  42                         defence = paper;
  43                         break;
  44                 case paper:
  45                         defence = scissors;
  46                         break;
  47                 default:
  48                         defence = rock;
  49                         break;
  50         }
  51 }
  52
  53 /* You need to define a results function, even if it isn't used
  54  (otherwise the linker will complain) */
  55 void Results( char * foeName, int isInstigatedByYou, ITEMTYPE yourItem,
  56                          ITEMTYPE theirItem, ITEMTYPE promisedItem) {
  57
  58         return; /* Ignore whatever just happened. */
  59 }