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/*
* libjingle
* Copyright 2008 Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
// Automatically initialize and and free an autoreleasepool. Never allocate
// an instance of this class using "new" - that will result in a compile-time
// error. Only use it as a stack object.
//
// Note: NSAutoreleasePool docs say that you should not normally need to
// declare an NSAutoreleasePool as a member of an object - but there's nothing
// that indicates it will be a problem, as long as the stack lifetime of the
// pool exactly matches the stack lifetime of the object.
#ifndef TALK_BASE_SCOPED_AUTORELEASE_POOL_H__
#define TALK_BASE_SCOPED_AUTORELEASE_POOL_H__
#if defined(IOS) || defined(OSX)
#include "talk/base/common.h"
// This header may be included from Obj-C files or C++ files.
#ifdef __OBJC__
@class NSAutoreleasePool;
#else
class NSAutoreleasePool;
#endif
namespace talk_base {
class ScopedAutoreleasePool {
public:
ScopedAutoreleasePool();
~ScopedAutoreleasePool();
private:
// Declaring private overrides of new and delete here enforces the "only use
// as a stack object" discipline.
//
// Note: new is declared as "throw()" to get around a gcc warning about new
// returning NULL, but this method will never get called and therefore will
// never actually throw any exception.
void* operator new(size_t size) throw() { return NULL; }
void operator delete (void* ptr) {}
NSAutoreleasePool* pool_;
DISALLOW_EVIL_CONSTRUCTORS(ScopedAutoreleasePool);
};
} // namespace talk_base
#endif // IOS || OSX
#endif // TALK_BASE_SCOPED_AUTORELEASE_POOL_H__
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