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-rw-r--r--advtrains_interlocking/database.lua17
1 files changed, 13 insertions, 4 deletions
diff --git a/advtrains_interlocking/database.lua b/advtrains_interlocking/database.lua
index ba2a318..bd354b2 100644
--- a/advtrains_interlocking/database.lua
+++ b/advtrains_interlocking/database.lua
@@ -422,6 +422,9 @@ function ildb.remove_from_interlocking(sigd)
end
end
advtrains.interlocking.show_tcb_marker(sigd.p)
+ if tcbs.signal then
+ return false
+ end
return true
end
@@ -461,9 +464,7 @@ end
function ildb.may_modify_tcbs(tcbs)
- if tcbs.signal then
- return false
- elseif tcbs.ts_id then
+ if tcbs.ts_id then
local ts = ildb.get_ts(tcbs.ts_id)
if ts and not ildb.may_modify_ts(ts) then
return false
@@ -509,7 +510,15 @@ end
-- returns the sigd the signal at pos belongs to, if this is known
function ildb.get_sigd_for_signal(pos)
local pts = advtrains.roundfloorpts(pos)
- return signal_assignments[pts]
+ local sigd = signal_assignments[pts]
+ if sigd then
+ if not ildb.get_tcbs(sigd) then
+ signal_assignments[pts] = nil
+ return nil
+ end
+ return sigd
+ end
+ return nil
end
function ildb.set_sigd_for_signal(pos, sigd)
local pts = advtrains.roundfloorpts(pos)