(svn r20942) -Feature [NewGRF]: make it possible to distinguish player built/randomly placed industries in the location and land slope check callbacks

1 files changed, 3 insertions, 1 deletions

diff --git a/src/newgrf_industries.cpp b/src/newgrf_industries.cpp
index 453a3f288..a88a2d0a0 100644
--- a/src/newgrf_industries.cpp
+++ b/src/newgrf_industries.cpp
@@ -458,9 +458,10 @@ uint32 IndustryLocationGetVariable(const ResolverObject *object, byte variable,
  * @param seed Seed for the random generator.
  * @param initial_random_bits The random bits the industry is going to have after construction.
  * @param founder Industry founder
+ * @param creation_type The circumstances the industry is created under.
  * @return Succeeded or failed command.
  */
-CommandCost CheckIfCallBackAllowsCreation(TileIndex tile, IndustryType type, uint layout, uint32 seed, uint16 initial_random_bits, Owner founder)
+CommandCost CheckIfCallBackAllowsCreation(TileIndex tile, IndustryType type, uint layout, uint32 seed, uint16 initial_random_bits, Owner founder, IndustryAvailabilityCallType creation_type)
 {
 	const IndustrySpec *indspec = GetIndustrySpec(type);
 
@@ -480,6 +481,7 @@ CommandCost CheckIfCallBackAllowsCreation(TileIndex tile, IndustryType type, uin
 	NewIndustryResolver(&object, tile, &ind, type);
 	object.GetVariable = IndustryLocationGetVariable;
 	object.callback = CBID_INDUSTRY_LOCATION;
+	object.callback_param2 = creation_type;
 	_industry_creation_random_bits = seed;
 
 	group = SpriteGroup::Resolve(GetIndustrySpec(type)->grf_prop.spritegroup[0], &object);