diff options
Diffstat (limited to 'src/object_cmd.cpp')
-rw-r--r-- | src/object_cmd.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/object_cmd.cpp b/src/object_cmd.cpp index d07385214..e613c7705 100644 --- a/src/object_cmd.cpp +++ b/src/object_cmd.cpp @@ -241,9 +241,10 @@ CommandCost CmdBuildObject(TileIndex tile, DoCommandFlag flags, uint32 p1, uint3 if (callback == CALLBACK_FAILED) { cost.AddCost(CheckBuildableTile(t, 0, allowed_z, false, false)); - } else if (callback != 0) { - /* The meaning of bit 10 is inverted in the result of this callback. */ - return GetErrorMessageFromLocationCallbackResult(ToggleBit(callback, 10), spec->grf_prop.grffile->grfid, STR_ERROR_LAND_SLOPED_IN_WRONG_DIRECTION); + } else { + /* The meaning of bit 10 is inverted for a grf version < 8. */ + if (spec->grf_prop.grffile->grf_version < 8) ToggleBit(callback, 10); + return GetErrorMessageFromLocationCallbackResult(callback, spec->grf_prop.grffile->grfid, STR_ERROR_LAND_SLOPED_IN_WRONG_DIRECTION); } } |