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29 * @(#)move_robs.c 8.1 (Berkeley) 5/31/93
30 * $FreeBSD: src/games/robots/move_robs.c,v 1.4 1999/11/30 03:49:19 billf Exp $
40 * Move the robots around
43 move_robots(int was_sig)
48 signal(SIGALRM, move_robots);
55 for (rp = Robots; rp < &Robots[MAXROBOTS]; rp++) {
58 mvaddch(rp->y, rp->x, ' ');
59 Field[rp->y][rp->x]--;
60 rp->y += sign(My_pos.y - rp->y);
61 rp->x += sign(My_pos.x - rp->x);
64 else if (rp->y >= Y_FIELDSIZE)
65 rp->y = Y_FIELDSIZE - 1;
68 else if (rp->x >= X_FIELDSIZE)
69 rp->x = X_FIELDSIZE - 1;
70 Field[rp->y][rp->x]++;
77 for (rp = Robots; rp < &Robots[MAXROBOTS]; rp++)
80 else if (rp->y == My_pos.y && rp->x == My_pos.x)
82 else if (Field[rp->y][rp->x] > 1) {
83 mvaddch(rp->y, rp->x, HEAP);
91 mvaddch(rp->y, rp->x, ROBOT);
104 if (Dead || Num_robots <= 0)
105 longjmp(End_move, 0);
122 * Add a score to the overall point total
128 move(Y_SCORE, X_SCORE);
134 * Return the sign of the number