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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /toolkit/components/places/nsPlacesMacros.h
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'toolkit/components/places/nsPlacesMacros.h')
-rw-r--r--toolkit/components/places/nsPlacesMacros.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/toolkit/components/places/nsPlacesMacros.h b/toolkit/components/places/nsPlacesMacros.h
new file mode 100644
index 0000000000..9d192eddb6
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+++ b/toolkit/components/places/nsPlacesMacros.h
@@ -0,0 +1,23 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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/. */
+
+#define PLACES_FACTORY_SINGLETON_IMPLEMENTATION(_className, _sInstance) \
+ _className* _className::_sInstance = nullptr; \
+ \
+ already_AddRefed<_className> _className::GetSingleton() { \
+ if (_sInstance) { \
+ RefPtr<_className> ret = _sInstance; \
+ return ret.forget(); \
+ } \
+ _sInstance = new _className(); \
+ RefPtr<_className> ret = _sInstance; \
+ if (NS_FAILED(_sInstance->Init())) { \
+ /* Null out ret before _sInstance so the destructor doesn't assert */ \
+ ret = nullptr; \
+ _sInstance = nullptr; \
+ return nullptr; \
+ } \
+ return ret.forget(); \
+ }