|
1 #ifndef BOOST_CHECKED_DELETE_HPP_INCLUDED |
|
2 #define BOOST_CHECKED_DELETE_HPP_INCLUDED |
|
3 |
|
4 // MS compatible compilers support #pragma once |
|
5 |
|
6 #if defined(_MSC_VER) && (_MSC_VER >= 1020) |
|
7 # pragma once |
|
8 #endif |
|
9 |
|
10 // |
|
11 // boost/checked_delete.hpp |
|
12 // |
|
13 // Copyright (c) 2002, 2003 Peter Dimov |
|
14 // Copyright (c) 2003 Daniel Frey |
|
15 // Copyright (c) 2003 Howard Hinnant |
|
16 // |
|
17 // Distributed under the Boost Software License, Version 1.0. (See |
|
18 // accompanying file LICENSE_1_0.txt or copy at |
|
19 // http://www.boost.org/LICENSE_1_0.txt) |
|
20 // |
|
21 // See http://www.boost.org/libs/utility/checked_delete.html for documentation. |
|
22 // |
|
23 |
|
24 namespace boost |
|
25 { |
|
26 |
|
27 // verify that types are complete for increased safety |
|
28 |
|
29 template<class T> inline void checked_delete(T * x) |
|
30 { |
|
31 // intentionally complex - simplification causes regressions |
|
32 typedef char type_must_be_complete[ sizeof(T)? 1: -1 ]; |
|
33 (void) sizeof(type_must_be_complete); |
|
34 delete x; |
|
35 } |
|
36 |
|
37 template<class T> inline void checked_array_delete(T * x) |
|
38 { |
|
39 typedef char type_must_be_complete[ sizeof(T)? 1: -1 ]; |
|
40 (void) sizeof(type_must_be_complete); |
|
41 delete [] x; |
|
42 } |
|
43 |
|
44 template<class T> struct checked_deleter |
|
45 { |
|
46 typedef void result_type; |
|
47 typedef T * argument_type; |
|
48 |
|
49 void operator()(T * x) const |
|
50 { |
|
51 // boost:: disables ADL |
|
52 boost::checked_delete(x); |
|
53 } |
|
54 }; |
|
55 |
|
56 template<class T> struct checked_array_deleter |
|
57 { |
|
58 typedef void result_type; |
|
59 typedef T * argument_type; |
|
60 |
|
61 void operator()(T * x) const |
|
62 { |
|
63 boost::checked_array_delete(x); |
|
64 } |
|
65 }; |
|
66 |
|
67 } // namespace boost |
|
68 |
|
69 #endif // #ifndef BOOST_CHECKED_DELETE_HPP_INCLUDED |