mirror of
https://github.com/juce-framework/JUCE.git
synced 2026-01-10 23:44:24 +00:00
101 lines
3.6 KiB
C++
101 lines
3.6 KiB
C++
/*
|
|
==============================================================================
|
|
|
|
This file is part of the JUCE framework.
|
|
Copyright (c) Raw Material Software Limited
|
|
|
|
JUCE is an open source framework subject to commercial or open source
|
|
licensing.
|
|
|
|
By downloading, installing, or using the JUCE framework, or combining the
|
|
JUCE framework with any other source code, object code, content or any other
|
|
copyrightable work, you agree to the terms of the JUCE End User Licence
|
|
Agreement, and all incorporated terms including the JUCE Privacy Policy and
|
|
the JUCE Website Terms of Service, as applicable, which will bind you. If you
|
|
do not agree to the terms of these agreements, we will not license the JUCE
|
|
framework to you, and you must discontinue the installation or download
|
|
process and cease use of the JUCE framework.
|
|
|
|
JUCE End User Licence Agreement: https://juce.com/legal/juce-8-licence/
|
|
JUCE Privacy Policy: https://juce.com/juce-privacy-policy
|
|
JUCE Website Terms of Service: https://juce.com/juce-website-terms-of-service/
|
|
|
|
Or:
|
|
|
|
You may also use this code under the terms of the AGPLv3:
|
|
https://www.gnu.org/licenses/agpl-3.0.en.html
|
|
|
|
THE JUCE FRAMEWORK IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL
|
|
WARRANTIES, WHETHER EXPRESSED OR IMPLIED, INCLUDING WARRANTY OF
|
|
MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE DISCLAIMED.
|
|
|
|
==============================================================================
|
|
*/
|
|
|
|
namespace juce
|
|
{
|
|
|
|
static SpinLock deletedAtShutdownLock; // use a spin lock because it can be statically initialised
|
|
|
|
static Array<DeletedAtShutdown*>& getDeletedAtShutdownObjects()
|
|
{
|
|
static Array<DeletedAtShutdown*> objects;
|
|
return objects;
|
|
}
|
|
|
|
DeletedAtShutdown::DeletedAtShutdown()
|
|
{
|
|
const SpinLock::ScopedLockType sl (deletedAtShutdownLock);
|
|
getDeletedAtShutdownObjects().add (this);
|
|
}
|
|
|
|
DeletedAtShutdown::~DeletedAtShutdown()
|
|
{
|
|
const SpinLock::ScopedLockType sl (deletedAtShutdownLock);
|
|
getDeletedAtShutdownObjects().removeFirstMatchingValue (this);
|
|
}
|
|
|
|
// Disable unreachable code warning, in case the compiler manages to figure out that
|
|
// you have no classes of DeletedAtShutdown that could throw an exception in their destructor.
|
|
JUCE_BEGIN_IGNORE_WARNINGS_MSVC (4702)
|
|
|
|
void DeletedAtShutdown::deleteAll()
|
|
{
|
|
// make a local copy of the array, so it can't get into a loop if something
|
|
// creates another DeletedAtShutdown object during its destructor.
|
|
Array<DeletedAtShutdown*> localCopy;
|
|
|
|
{
|
|
const SpinLock::ScopedLockType sl (deletedAtShutdownLock);
|
|
localCopy = getDeletedAtShutdownObjects();
|
|
}
|
|
|
|
for (int i = localCopy.size(); --i >= 0;)
|
|
{
|
|
JUCE_TRY
|
|
{
|
|
auto* deletee = localCopy.getUnchecked (i);
|
|
|
|
// double-check that it's not already been deleted during another object's destructor
|
|
{
|
|
const SpinLock::ScopedLockType sl (deletedAtShutdownLock);
|
|
|
|
if (! getDeletedAtShutdownObjects().contains (deletee))
|
|
deletee = nullptr;
|
|
}
|
|
|
|
delete deletee;
|
|
}
|
|
JUCE_CATCH_EXCEPTION
|
|
}
|
|
|
|
// if this fails, then it's likely that some new DeletedAtShutdown objects were
|
|
// created while executing the destructors of the other ones.
|
|
jassert (getDeletedAtShutdownObjects().isEmpty());
|
|
|
|
getDeletedAtShutdownObjects().clear(); // just to make sure the array doesn't have any memory still allocated
|
|
}
|
|
|
|
JUCE_END_IGNORE_WARNINGS_MSVC
|
|
|
|
} // namespace juce
|