From f25e5e90d29515341d192af32e5da5cc8949b9c0 Mon Sep 17 00:00:00 2001
From: truelight <truelight@openttd.org>
Date: Sat, 26 Aug 2006 19:29:35 +0000
Subject: [PATCH] (svn r6153) -Codechange: DeleteSign removes a sign from the
 pool -Codechange: DestroySign is called by DeleteSign to remove all things
 where a sign depends on.   Last 2 changes to prepare for new pool system. Not
 pretty now, will be soon.

---
 signs.c | 8 +++++++-
 signs.h | 4 +++-
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/signs.c b/signs.c
index d507ffe4c4..f6d796d52a 100644
--- a/signs.c
+++ b/signs.c
@@ -103,7 +103,13 @@ static Sign *AllocateSign(void)
 	return NULL;
 }
 
-/** Place a sign at the given coordinates. Ownership of sign has
+void DestroySign(Sign *si)
+{
+	DeleteName(si->str);
+}
+
+/**
+ * Place a sign at the given coordinates. Ownership of sign has
  * no effect whatsoever except for the colour the sign gets for easy recognition,
  * but everybody is able to rename/remove it.
  * @param tile tile to place sign at
diff --git a/signs.h b/signs.h
index e2d5f9f7fa..8ae34f52e7 100644
--- a/signs.h
+++ b/signs.h
@@ -57,9 +57,11 @@ static inline bool IsValidSignID(uint index)
 	return index < GetSignPoolSize() && IsValidSign(GetSign(index));
 }
 
+void DestroySign(Sign *si);
+
 static inline void DeleteSign(Sign *si)
 {
-	DeleteName(si->str);
+	DestroySign(si);
 	si->str = STR_NULL;
 }