xref: /haiku/src/apps/cortex/support/array_delete.h (revision 21258e2674226d6aa732321b6f8494841895af5f)
1 /*
2  * Copyright 1998-1999, Be Incorporated.
3  * Copyright (c) 1999-2000, Eric Moon.
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  *
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions, and the following disclaimer.
12  *
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions, and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * 3. The name of the author may not be used to endorse or promote products
18  *    derived from this software without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22  * OF TITLE, NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
24  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
25  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
26  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
27  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
28  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 
33 /*******************************************************************************
34 /
35 /	File:			array_delete.h
36 /
37 /   Description:	Template for deleting a new[] array of something.
38 /
39 *******************************************************************************/
40 
41 
42 #if !defined( _array_delete_h )
43 #define _array_delete_h
44 
45 //	Oooh! It's a template!
46 template<class C> class array_delete {
47 	C * & m_ptr;
48 public:
49 	//	auto_ptr<> uses delete, not delete[], so we have to write our own.
50 	//	I like hanging on to a reference, because if we manually delete the
51 	//	array and set the pointer to NULL (or otherwise change the pointer)
52 	//	it will still work. Others like the more elaborate implementation
53 	//	of auto_ptr<>. Your Mileage May Vary.
54 	array_delete(C * & ptr) : m_ptr(ptr) {}
55 	~array_delete() { delete[] m_ptr; }
56 };
57 
58 
59 #endif	/* array_delete_h */
60 
61