From 62a6e9509b9067443899afcf8791e97d48aa8983 Mon Sep 17 00:00:00 2001
From: rubidium <rubidium@openttd.org>
Date: Sun, 18 Oct 2009 17:26:10 +0000
Subject: [PATCH] (svn r17804) -Codechange: move the CargoPacket 'invalidation'
 when stations get removed to CargoPacket.

---
 src/cargopacket.cpp | 12 ++++++++++++
 src/cargopacket.h   |  1 +
 src/station.cpp     |  6 +-----
 3 files changed, 14 insertions(+), 5 deletions(-)

diff --git a/src/cargopacket.cpp b/src/cargopacket.cpp
index 313e7db4f5..e9b3f50641 100644
--- a/src/cargopacket.cpp
+++ b/src/cargopacket.cpp
@@ -62,6 +62,18 @@ CargoPacket::CargoPacket(uint16 count, byte days_in_transit, Money feeder_share,
 	}
 }
 
+/**
+ * Invalidates (sets source to INVALID_STATION) all cargo packets from given station
+ * @param sid the station that gets removed
+ */
+/* static */ void CargoPacket::InvalidateAllFrom(StationID sid)
+{
+	CargoPacket *cp;
+	FOR_ALL_CARGOPACKETS(cp) {
+		if (cp->source == sid) cp->source_id = INVALID_SOURCE;
+	}
+}
+
 /*
  *
  * Cargo list implementation
diff --git a/src/cargopacket.h b/src/cargopacket.h
index a29a1ff22c..ee0e2163a6 100644
--- a/src/cargopacket.h
+++ b/src/cargopacket.h
@@ -116,6 +116,7 @@ public:
 
 
 	static void InvalidateAllFrom(SourceType src_type, SourceID src);
+	static void InvalidateAllFrom(StationID sid);
 };
 
 /**
diff --git a/src/station.cpp b/src/station.cpp
index 1ac0341c0a..ba0020c73f 100644
--- a/src/station.cpp
+++ b/src/station.cpp
@@ -97,11 +97,7 @@ Station::~Station()
 		this->goods[c].cargo.Truncate(0);
 	}
 
-	CargoPacket *cp;
-	FOR_ALL_CARGOPACKETS(cp) {
-		/* Don't allow cargo packets with invalid source station */
-		if (cp->source == this->index) cp->source = INVALID_STATION;
-	}
+	CargoPacket::InvalidateAllFrom(this->index);
 }