From 4bf70602a116f957ffdbb599d0de6f92a7df0a28 Mon Sep 17 00:00:00 2001
From: smatz <smatz@openttd.org>
Date: Sat, 23 May 2009 19:26:00 +0000
Subject: [PATCH] (svn r16406) -Codechange: constify parameters of
 CheckSubsidised()

---
 src/subsidy.cpp    | 2 +-
 src/subsidy_func.h | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/subsidy.cpp b/src/subsidy.cpp
index 2ee28c720e..12fc736822 100644
--- a/src/subsidy.cpp
+++ b/src/subsidy.cpp
@@ -286,7 +286,7 @@ no_add:;
 		InvalidateWindow(WC_SUBSIDIES_LIST, 0);
 }
 
-bool CheckSubsidised(Station *from, Station *to, CargoID cargo_type)
+bool CheckSubsidised(const Station *from, const Station *to, CargoID cargo_type)
 {
 	Subsidy *s;
 	TileIndex xy;
diff --git a/src/subsidy_func.h b/src/subsidy_func.h
index 608dadfed5..063c59233a 100644
--- a/src/subsidy_func.h
+++ b/src/subsidy_func.h
@@ -16,7 +16,7 @@ Pair SetupSubsidyDecodeParam(const Subsidy *s, bool mode);
 void DeleteSubsidyWithTown(TownID index);
 void DeleteSubsidyWithIndustry(IndustryID index);
 void DeleteSubsidyWithStation(StationID index);
-bool CheckSubsidised(Station *from, Station *to, CargoID cargo_type);
+bool CheckSubsidised(const Station *from, const Station *to, CargoID cargo_type);
 void SubsidyMonthlyHandler();
 
 #endif /* SUBSIDY_FUNC_H */