From 805b7d3effc71d44665c0a7f590343c84e03db92 Mon Sep 17 00:00:00 2001
From: Peter Powell <petpow@saberuk.com>
Date: Sun, 7 Jul 2013 16:25:11 +0100
Subject: [PATCH] Fix low risk crash when we can't determine maximum open
 socket count.

---
 src/inspircd.cpp                          | 2 +-
 src/socketengines/socketengine_epoll.cpp  | 4 ++--
 src/socketengines/socketengine_kqueue.cpp | 4 ++--
 src/socketengines/socketengine_poll.cpp   | 2 +-
 src/socketengines/socketengine_ports.cpp  | 4 ++--
 5 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/src/inspircd.cpp b/src/inspircd.cpp
index 1403cdef5..9516449a0 100644
--- a/src/inspircd.cpp
+++ b/src/inspircd.cpp
@@ -241,7 +241,7 @@ void InspIRCd::SetSignals()
 
 void InspIRCd::QuickExit(int status)
 {
-	exit(0);
+	exit(status);
 }
 
 bool InspIRCd::DaemonSeed()
diff --git a/src/socketengines/socketengine_epoll.cpp b/src/socketengines/socketengine_epoll.cpp
index f7e107e7b..6913076a2 100644
--- a/src/socketengines/socketengine_epoll.cpp
+++ b/src/socketengines/socketengine_epoll.cpp
@@ -63,7 +63,7 @@ EPollEngine::EPollEngine()
 	{
 		ServerInstance->Logs->Log("SOCKET", DEFAULT, "ERROR: Can't determine maximum number of open sockets!");
 		std::cout << "ERROR: Can't determine maximum number of open sockets!" << std::endl;
-		ServerInstance->Exit(EXIT_STATUS_SOCKETENGINE);
+		ServerInstance->QuickExit(EXIT_STATUS_SOCKETENGINE);
 	}
 
 	// This is not a maximum, just a hint at the eventual number of sockets that may be polled.
@@ -75,7 +75,7 @@ EPollEngine::EPollEngine()
 		ServerInstance->Logs->Log("SOCKET",DEFAULT, "ERROR: Your kernel probably does not have the proper features. This is a fatal error, exiting now.");
 		std::cout << "ERROR: Could not initialize epoll socket engine: " << strerror(errno) << std::endl;
 		std::cout << "ERROR: Your kernel probably does not have the proper features. This is a fatal error, exiting now." << std::endl;
-		ServerInstance->Exit(EXIT_STATUS_SOCKETENGINE);
+		ServerInstance->QuickExit(EXIT_STATUS_SOCKETENGINE);
 	}
 
 	ref = new EventHandler* [GetMaxFds()];
diff --git a/src/socketengines/socketengine_kqueue.cpp b/src/socketengines/socketengine_kqueue.cpp
index e24146943..8694a0bdd 100644
--- a/src/socketengines/socketengine_kqueue.cpp
+++ b/src/socketengines/socketengine_kqueue.cpp
@@ -74,7 +74,7 @@ KQueueEngine::KQueueEngine()
 	{
 		ServerInstance->Logs->Log("SOCKET", DEFAULT, "ERROR: Can't determine maximum number of open sockets!");
 		std::cout << "ERROR: Can't determine maximum number of open sockets!" << std::endl;
-		ServerInstance->Exit(EXIT_STATUS_SOCKETENGINE);
+		ServerInstance->QuickExit(EXIT_STATUS_SOCKETENGINE);
 	}
 
 	this->RecoverFromFork();
@@ -97,7 +97,7 @@ void KQueueEngine::RecoverFromFork()
 		ServerInstance->Logs->Log("SOCKET",DEFAULT, "ERROR: this is a fatal error, exiting now.");
 		std::cout << "ERROR: Could not initialize socket engine. Your kernel probably does not have the proper features." << std::endl;
 		std::cout << "ERROR: this is a fatal error, exiting now." << std::endl;
-		ServerInstance->Exit(EXIT_STATUS_SOCKETENGINE);
+		ServerInstance->QuickExit(EXIT_STATUS_SOCKETENGINE);
 	}
 	CurrentSetSize = 0;
 }
diff --git a/src/socketengines/socketengine_poll.cpp b/src/socketengines/socketengine_poll.cpp
index 5c361a0cb..4f4f60b4e 100644
--- a/src/socketengines/socketengine_poll.cpp
+++ b/src/socketengines/socketengine_poll.cpp
@@ -107,7 +107,7 @@ PollEngine::PollEngine()
 	{
 		ServerInstance->Logs->Log("SOCKET", DEFAULT, "ERROR: Can't determine maximum number of open sockets: %s", strerror(errno));
 		std::cout << "ERROR: Can't determine maximum number of open sockets: " << strerror(errno) << std::endl;
-		ServerInstance->Exit(EXIT_STATUS_SOCKETENGINE);
+		ServerInstance->QuickExit(EXIT_STATUS_SOCKETENGINE);
 	}
 #endif
 
diff --git a/src/socketengines/socketengine_ports.cpp b/src/socketengines/socketengine_ports.cpp
index 52d799ddf..f7c547d45 100644
--- a/src/socketengines/socketengine_ports.cpp
+++ b/src/socketengines/socketengine_ports.cpp
@@ -77,7 +77,7 @@ PortsEngine::PortsEngine()
 	{
 		ServerInstance->Logs->Log("SOCKET", DEFAULT, "ERROR: Can't determine maximum number of open sockets!");
 		std::cout << "ERROR: Can't determine maximum number of open sockets!" << std::endl;
-		ServerInstance->Exit(EXIT_STATUS_SOCKETENGINE);
+		ServerInstance->QuickExit(EXIT_STATUS_SOCKETENGINE);
 	}
 	EngineHandle = port_create();
 
@@ -87,7 +87,7 @@ PortsEngine::PortsEngine()
 		ServerInstance->Logs->Log("SOCKET",SPARSE,"ERROR: This is a fatal error, exiting now.");
 		std::cout << "ERROR: Could not initialize socket engine: " << strerror(errno) << std::endl;
 		std::cout << "ERROR: This is a fatal error, exiting now." << std::endl;
-		ServerInstance->Exit(EXIT_STATUS_SOCKETENGINE);
+		ServerInstance->QuickExit(EXIT_STATUS_SOCKETENGINE);
 	}
 	CurrentSetSize = 0;
 
-- 
2.39.5