From 991bc1d3cf461e828b58864888593e6f09a3ac0c Mon Sep 17 00:00:00 2001
From: brain <brain@e03df62e-2008-0410-955e-edbf42e46eb7>
Date: Thu, 23 Feb 2006 20:35:52 +0000
Subject: Look-behind for missed timers up to 2 minutes (if your ircd has hung
 for 2 minutes, or your clock drift is > 2 mins, you have bigger fish to fry,
 like dead network or TS split)

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@3310 e03df62e-2008-0410-955e-edbf42e46eb7
---
 include/timer.h  |  1 +
 src/inspircd.cpp |  1 +
 src/timer.cpp    | 21 +++++++++++++++++++++
 3 files changed, 23 insertions(+)

diff --git a/include/timer.h b/include/timer.h
index 1538fbfb1..b75f3776f 100644
--- a/include/timer.h
+++ b/include/timer.h
@@ -35,4 +35,5 @@ class InspTimer
 
 void TickTimers(time_t TIME);
 void AddTimer(InspTimer* T);
+void TickMissedTimers(time_t TIME);
 
diff --git a/src/inspircd.cpp b/src/inspircd.cpp
index 72a02d3bc..ee30ba4e9 100644
--- a/src/inspircd.cpp
+++ b/src/inspircd.cpp
@@ -641,6 +641,7 @@ int InspIRCd::Run()
 		{
 			expire_lines();
 			FOREACH_MOD(I_OnBackgroundTimer,OnBackgroundTimer(TIME));
+			TickMissedTimers(TIME);
 			expire_run = true;
 			continue;
 		}
diff --git a/src/timer.cpp b/src/timer.cpp
index b804920e5..7d9c9f3df 100644
--- a/src/timer.cpp
+++ b/src/timer.cpp
@@ -65,6 +65,27 @@ void TickTimers(time_t TIME)
 	}
 }
 
+void TickMissedTimers(time_t TIME)
+{
+	for (time_t n = TIME-1; time_t n > TIME-120; n--)
+	{
+		timerlist::iterator found = Timers.find(n);
+		if (found != Timers.end())
+		{
+			timergroup* x = found->second;
+			for (timergroup::iterator y = x->begin(); y != x->end(); y++)
+			{
+				InspTimer* z = (InspTimer*)*y;
+				z->Tick(TIME);
+				delete z;
+			}
+
+			Timers.erase(found);
+			delete x;
+		}
+	}
+}
+
 void AddTimer(InspTimer* T)
 {
 	timergroup* x = NULL;
-- 
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