Fix some uninitialized variables

diff --git a/spades.awk b/spades.awk
index d3c7ccc0fd88d8a0a446b012d05efba795aa3a7e..43400250698925f255aff355a28d40b5e61c8fc5 100644 (file)
--- a/spades.awk
+++ b/spades.awk
@@ -65,7 +65,8 @@ function sp_next(who, prev)
 {
        prev      = sp_turn
        sp_turn   = who ? sp_players[who] : (sp_turn + 1) % 4
-       sp_player = sp_order[sp_turn]
+       if (length(sp_order) == 4)
+               sp_player = sp_order[sp_turn]
        return prev
 }
 
@@ -335,6 +336,8 @@ sp_state == "bid" &&
                } else if ($2 == 0) {
                        say(FROM " goes nil!")
                        sp_nil[i] = 1
+               } else {
+                       sp_nil[i] = 0
                }
                if (sp_turn != sp_dealer) {
                        say("Bidding goes to " sp_player "!")
@@ -425,7 +428,7 @@ sp_state == "play" &&
        else {
                sp_play(card)
                if (sp_state == "play") {
-                       if (sp_hands[FROM])
+                       if (length(sp_hands[FROM]))
                                say(FROM, "You have: " sp_hand(FROM))
                        if (sp_piles)
                                say(sp_player ": it is your turn! " \