From fa2cdd0bb89330cfd9a6c49c4705da2a3cb02834 Mon Sep 17 00:00:00 2001
From: danieldg <danieldg@e03df62e-2008-0410-955e-edbf42e46eb7>
Date: Sun, 25 Oct 2009 20:03:55 +0000
Subject: Force heap allocation of refcountbase, create usecountbase for
 non-allocation reference counting

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@11978 e03df62e-2008-0410-955e-edbf42e46eb7
---
 src/base.cpp                | 29 ++++++++++++-----------------
 src/inspircd.cpp            |  4 +++-
 src/modules.cpp             |  4 +---
 src/modules/m_showwhois.cpp |  2 +-
 4 files changed, 17 insertions(+), 22 deletions(-)

(limited to 'src')

diff --git a/src/base.cpp b/src/base.cpp
index bf4232754..8e81f7b73 100644
--- a/src/base.cpp
+++ b/src/base.cpp
@@ -43,7 +43,6 @@ CullResult::CullResult()
 
 // This trick detects heap allocations of refcountbase objects
 static void* last_heap = NULL;
-static const unsigned int top_bit = 1 << (8*sizeof(unsigned int) - 1);
 
 void* refcountbase::operator new(size_t size)
 {
@@ -58,21 +57,26 @@ void refcountbase::operator delete(void* obj)
 	::operator delete(obj);
 }
 
-refcountbase::refcountbase()
+refcountbase::refcountbase() : refcount(0)
 {
-	if (this == last_heap)
-		refcount = 0;
-	else
-		refcount = top_bit;
+	if (this != last_heap)
+		throw CoreException("Reference allocate on the stack!");
 }
 
 refcountbase::~refcountbase()
 {
-	if ((refcount & ~top_bit) && ServerInstance && ServerInstance->Logs)
-		ServerInstance->Logs->Log("CULLLIST", DEBUG, "refcountbase::~ @%p with refcount %x",
+	if (refcount && ServerInstance && ServerInstance->Logs)
+		ServerInstance->Logs->Log("CULLLIST", DEBUG, "refcountbase::~ @%p with refcount %d",
 			(void*)this, refcount);
 }
 
+usecountbase::~usecountbase()
+{
+	if (usecount && ServerInstance && ServerInstance->Logs)
+		ServerInstance->Logs->Log("CULLLIST", DEBUG, "usecountbase::~ @%p with refcount %d",
+			(void*)this, usecount);
+}
+
 ExtensionItem::ExtensionItem(const std::string& Key, Module* mod) : key(Key), owner(mod)
 {
 }
@@ -297,12 +301,3 @@ ModuleException::ModuleException(const std::string &message, Module* who)
 {
 }
 
-ModuleRef::ModuleRef(Module* v) : value(v)
-{
-	if (value) inc(value);
-}
-
-ModuleRef::~ModuleRef()
-{
-	if (value) dec(value);
-}
diff --git a/src/inspircd.cpp b/src/inspircd.cpp
index 58480668b..b67815ed2 100644
--- a/src/inspircd.cpp
+++ b/src/inspircd.cpp
@@ -113,6 +113,8 @@ void InspIRCd::Cleanup()
 	/* Must be deleted before modes as it decrements modelines */
 	if (FakeClient)
 		FakeClient->cull();
+	if (Res)
+		Res->cull();
 	DeleteZero(this->FakeClient);
 	DeleteZero(this->Users);
 	DeleteZero(this->Modes);
@@ -523,7 +525,7 @@ InspIRCd::InspIRCd(int argc, char** argv) :
 	this->Config->Apply(NULL, "");
 	Logs->OpenFileLogs();
 
-	this->Res = new DNS;
+	this->Res = new DNS();
 
 	/*
 	 * Initialise SID/UID.
diff --git a/src/modules.cpp b/src/modules.cpp
index a1c53a1e8..b3aabf284 100644
--- a/src/modules.cpp
+++ b/src/modules.cpp
@@ -51,15 +51,13 @@ void Event::Send()
 
 // These declarations define the behavours of the base class Module (which does nothing at all)
 
-Module::Module() : refcount(1) { }
+Module::Module() { }
 CullResult Module::cull()
 {
 	return classbase::cull();
 }
 Module::~Module()
 {
-	if (refcount != 1)
-		ServerInstance->Logs->Log("MODULE", DEFAULT, "References remain to destructed module " + ModuleSourceFile);
 }
 
 ModResult	Module::OnSendSnotice(char &snomask, std::string &type, const std::string &message) { return MOD_RES_PASSTHRU; }
diff --git a/src/modules/m_showwhois.cpp b/src/modules/m_showwhois.cpp
index be1871bad..074f1941c 100644
--- a/src/modules/m_showwhois.cpp
+++ b/src/modules/m_showwhois.cpp
@@ -110,7 +110,7 @@ class ModuleShowwhois : public Module
 		if (!dest->IsModeSet('W') || source == dest)
 			return;
 
-		if (!ShowWhoisFromOpers && (IS_OPER(source) != IS_OPER(dest)))
+		if (!ShowWhoisFromOpers && (!IS_OPER(source) != !IS_OPER(dest)))
 			return;
 
 		if (IS_LOCAL(dest))
-- 
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