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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /xpcom/components/ModuleUtils.h
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'xpcom/components/ModuleUtils.h')
-rw-r--r--xpcom/components/ModuleUtils.h98
1 files changed, 98 insertions, 0 deletions
diff --git a/xpcom/components/ModuleUtils.h b/xpcom/components/ModuleUtils.h
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+++ b/xpcom/components/ModuleUtils.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_GenericModule_h
+#define mozilla_GenericModule_h
+
+#include "mozilla/Attributes.h"
+#include "mozilla/Module.h"
+
+#define NS_GENERIC_FACTORY_CONSTRUCTOR(_InstanceClass) \
+static nsresult \
+_InstanceClass##Constructor(nsISupports *aOuter, REFNSIID aIID, \
+ void **aResult) \
+{ \
+ RefPtr<_InstanceClass> inst; \
+ \
+ *aResult = nullptr; \
+ if (nullptr != aOuter) { \
+ return NS_ERROR_NO_AGGREGATION; \
+ } \
+ \
+ inst = new _InstanceClass(); \
+ return inst->QueryInterface(aIID, aResult); \
+}
+
+#define NS_GENERIC_FACTORY_CONSTRUCTOR_INIT(_InstanceClass, _InitMethod) \
+static nsresult \
+_InstanceClass##Constructor(nsISupports *aOuter, REFNSIID aIID, \
+ void **aResult) \
+{ \
+ nsresult rv; \
+ \
+ RefPtr<_InstanceClass> inst; \
+ \
+ *aResult = nullptr; \
+ if (nullptr != aOuter) { \
+ return NS_ERROR_NO_AGGREGATION; \
+ } \
+ \
+ inst = new _InstanceClass(); \
+ rv = inst->_InitMethod(); \
+ if (NS_SUCCEEDED(rv)) { \
+ rv = inst->QueryInterface(aIID, aResult); \
+ } \
+ \
+ return rv; \
+}
+
+// 'Constructor' that uses an existing getter function that gets a singleton.
+// NOTE: assumes that getter does an AddRef - so additional AddRef is not done.
+#define NS_GENERIC_FACTORY_SINGLETON_CONSTRUCTOR(_InstanceClass, _GetterProc) \
+static nsresult \
+_InstanceClass##Constructor(nsISupports *aOuter, REFNSIID aIID, \
+ void **aResult) \
+{ \
+ RefPtr<_InstanceClass> inst; \
+ \
+ *aResult = nullptr; \
+ if (nullptr != aOuter) { \
+ return NS_ERROR_NO_AGGREGATION; \
+ } \
+ \
+ inst = already_AddRefed<_InstanceClass>(_GetterProc()); \
+ if (nullptr == inst) { \
+ return NS_ERROR_OUT_OF_MEMORY; \
+ } \
+ return inst->QueryInterface(aIID, aResult); \
+}
+
+#ifndef MOZILLA_INTERNAL_API
+
+#include "nsIModule.h"
+#include "nsISupportsUtils.h"
+
+namespace mozilla {
+
+class GenericModule final : public nsIModule
+{
+ ~GenericModule() {}
+
+public:
+ explicit GenericModule(const mozilla::Module* aData) : mData(aData) {}
+
+ NS_DECL_THREADSAFE_ISUPPORTS
+ NS_DECL_NSIMODULE
+
+private:
+ const mozilla::Module* mData;
+};
+
+} // namespace mozilla
+
+#endif
+
+#endif // mozilla_GenericModule_h