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delete.h
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1/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
2 *
3 * XPLC - Cross-Platform Lightweight Components
4 * Copyright (C) 2004, Net Integration Technologies, Inc.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public License
8 * as published by the Free Software Foundation; either version 2.1 of
9 * the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
19 * USA
20 *
21 * As a special exception, you may use this file as part of a free
22 * software library without restriction. Specifically, if other files
23 * instantiate templates or use macros or inline functions from this
24 * file, or you compile this file and link it with other files to
25 * produce an executable, this file does not by itself cause the
26 * resulting executable to be covered by the GNU Lesser General Public
27 * License. This exception does not however invalidate any other
28 * reasons why the executable file might be covered by the GNU Lesser
29 * General Public License.
30 */
31
32#ifndef __XPLC_DELETE_H__
33#define __XPLC_DELETE_H__
34
35#if defined(__GNUC__) && __GNUC__ > 3
36# pragma GCC system_header
37#endif
38
46#include <new>
47#include <memory>
48
49#ifdef __XPLC_IOBJECT_H__
50#error "<xplc/delete.h> has to be included before <xplc/IObject.h>."
51#endif
52
53#include <xplc/IObject.h>
54
60class CheckIObject {};
64
65template<class T>
67{
68public:
70 typedef char Yes;
72 struct No { char dummy[2]; };
73 static T* from;
74 static Yes test(const IObject*);
75 static No test(...);
77};
78
79template<bool>
81template<>
83struct XPLC_CTAssert<true> {};
84
85template<class T>
86inline void operator&&(CheckIObject, const T* obj) {
87 static_cast<void>(sizeof(XPLC_CTAssert<(sizeof(ConversionIObject<T>::test(ConversionIObject<T>::from)) != sizeof(typename ConversionIObject<T>::Yes))>));
88 delete obj;
89}
90
91template<class T>
92inline void operator&&(CheckIObjectOk, const T* obj) {
93 delete obj;
94}
95
96template<class T>
97inline void operator&&(CheckIObjectOkVector, const T* obj) {
98 delete[] obj;
99}
100
101
106#undef xplcdelete
107
114#define xplcdelete CheckIObjectOk() &&
115
122#define delete CheckIObject() &&
123
129#define deletev CheckIObjectOkVector() &&
130
131#endif /* __XPLC_DELETE_H__ */
This file contains the XPLC foundation interface.
The basic interface which is included by all other XPLC interfaces and objects.
Definition IObject.h:65