gistfile1.c

#include "library.c"

void usage(char *binary_name);

void turnAround();
void goUntilWall();
void putBeepers(int count);

int main(int argc, char **argv) {
  if(argc != 2)
  {
    usage(argv[0]);
    exit(1);
  }
  
  turnOn(argv[1]);
  
  int level = 1;
  int i;
  while(YES) {
    turnLeft();
    for(i=0; i<level; i++) {
      putBeepers(level);
      move();
    }
    turnAround();
    goUntilWall();
    turnLeft();
    
    move();
    if(!frontIsClear())
    {
      break;
    }
    
    level++;
  }
  
  draw();
  
  turnOff();
  
  return 0;
}

void usage(char *binary_name) {
  printf("Usage: %s <path-to-world-file>\n", binary_name);
}

// ---

void turnAround() {
  turnLeft();
  turnLeft();
}

void goUntilWall() {
  while(frontIsClear()) {
    move();
  }
}

void putBeepers(int count) {
  int i;
  for(i=0; i<count; i++) {
    putBeeper();
  }
}