(svn r16403) -Codechange: move code related to subsidies to separate file

src/subsidy_func.h

@@ -0,0 +1,22 @@
+/* $Id$ */
+
+/** @file subsidy_func.h Functions related to subsidies. */
+
+#ifndef SUBSIDY_FUNC_H
+#define SUBSIDY_FUNC_H
+
+#include "core/geometry_type.hpp"
+#include "station_type.h"
+#include "town_type.h"
+#include "industry_type.h"
+#include "company_type.h"
+#include "subsidy_type.h"
+
+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);
+void SubsidyMonthlyHandler();
+
+#endif /* SUBSIDY_FUNC_H */