From 2eb624b22982018da97cbac4c8b0536f338146f8 Mon Sep 17 00:00:00 2001
From: Joost Peters
Date: Mon, 12 Sep 2011 13:54:48 +0200
Subject: SKY: fix bug #3149412: Invalid Mode when giving shades to travel
 agent

---
 engines/sky/logic.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'engines/sky/logic.cpp')

diff --git a/engines/sky/logic.cpp b/engines/sky/logic.cpp
index 616670b0fd..a69ba793f2 100644
--- a/engines/sky/logic.cpp
+++ b/engines/sky/logic.cpp
@@ -1248,6 +1248,17 @@ script:
 
 	debug(3, "Doing Script: %d:%d:%x", moduleNo, scriptNo & 0xFFF, offset ? (offset - moduleStart[scriptNo & 0xFFF]) : 0);
 
+	// WORKAROUND for bug #3149412: "Invalid Mode when giving shades to travel agent"
+	// Using the dark glasses on Trevor (travel agent) multiple times in succession would
+	// wreck the trevor compact's mode, as the script in question doesn't account for using
+	// this item at this point in the game (you will only have it here if you play the game
+	// in an unusual way) and thus would loop indefinitely / never drop out.
+	// To prevent this, we trigger the generic response by pretending we're using an item
+	// which the script /does/ handle.
+	if (scriptNo == TREVOR_SPEECH && _scriptVariables[OBJECT_HELD] == IDO_SHADES)
+		_scriptVariables[OBJECT_HELD] = IDO_GLASS;
+
+
 	// Check whether we have an offset or what
 	if (offset)
 		scriptData = moduleStart + offset;
-- 
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