annotate DEPENDENCIES/generic/include/boost/core/checked_delete.hpp @ 125:34e428693f5d vext

Vext -> Repoint
author Chris Cannam
date Thu, 14 Jun 2018 11:15:39 +0100
parents f46d142149f5
children
rev   line source
Chris@102 1 #ifndef BOOST_CORE_CHECKED_DELETE_HPP
Chris@102 2 #define BOOST_CORE_CHECKED_DELETE_HPP
Chris@102 3
Chris@102 4 // MS compatible compilers support #pragma once
Chris@102 5
Chris@102 6 #if defined(_MSC_VER) && (_MSC_VER >= 1020)
Chris@102 7 # pragma once
Chris@102 8 #endif
Chris@102 9
Chris@102 10 //
Chris@102 11 // boost/checked_delete.hpp
Chris@102 12 //
Chris@102 13 // Copyright (c) 2002, 2003 Peter Dimov
Chris@102 14 // Copyright (c) 2003 Daniel Frey
Chris@102 15 // Copyright (c) 2003 Howard Hinnant
Chris@102 16 //
Chris@102 17 // Distributed under the Boost Software License, Version 1.0. (See
Chris@102 18 // accompanying file LICENSE_1_0.txt or copy at
Chris@102 19 // http://www.boost.org/LICENSE_1_0.txt)
Chris@102 20 //
Chris@102 21 // See http://www.boost.org/libs/core/doc/html/core/checked_delete.html for documentation.
Chris@102 22 //
Chris@102 23
Chris@102 24 namespace boost
Chris@102 25 {
Chris@102 26
Chris@102 27 // verify that types are complete for increased safety
Chris@102 28
Chris@102 29 template<class T> inline void checked_delete(T * x)
Chris@102 30 {
Chris@102 31 // intentionally complex - simplification causes regressions
Chris@102 32 typedef char type_must_be_complete[ sizeof(T)? 1: -1 ];
Chris@102 33 (void) sizeof(type_must_be_complete);
Chris@102 34 delete x;
Chris@102 35 }
Chris@102 36
Chris@102 37 template<class T> inline void checked_array_delete(T * x)
Chris@102 38 {
Chris@102 39 typedef char type_must_be_complete[ sizeof(T)? 1: -1 ];
Chris@102 40 (void) sizeof(type_must_be_complete);
Chris@102 41 delete [] x;
Chris@102 42 }
Chris@102 43
Chris@102 44 template<class T> struct checked_deleter
Chris@102 45 {
Chris@102 46 typedef void result_type;
Chris@102 47 typedef T * argument_type;
Chris@102 48
Chris@102 49 void operator()(T * x) const
Chris@102 50 {
Chris@102 51 // boost:: disables ADL
Chris@102 52 boost::checked_delete(x);
Chris@102 53 }
Chris@102 54 };
Chris@102 55
Chris@102 56 template<class T> struct checked_array_deleter
Chris@102 57 {
Chris@102 58 typedef void result_type;
Chris@102 59 typedef T * argument_type;
Chris@102 60
Chris@102 61 void operator()(T * x) const
Chris@102 62 {
Chris@102 63 boost::checked_array_delete(x);
Chris@102 64 }
Chris@102 65 };
Chris@102 66
Chris@102 67 } // namespace boost
Chris@102 68
Chris@102 69 #endif // #ifndef BOOST_CORE_CHECKED_DELETE_HPP