| author | Alpar Juttner <alpar@cs.elte.hu> |
| Mon, 17 Mar 2008 12:44:13 +0000 | |
| changeset 90 | 2981a73d49a3 |
| parent 39 | 0a01d811071f |
| child 209 | 765619b7cbb2 |
| permissions | -rw-r--r-- |
| alpar@25 | 1 |
/* -*- C++ -*- |
| alpar@25 | 2 |
* |
| alpar@25 | 3 |
* This file is a part of LEMON, a generic C++ optimization library |
| alpar@25 | 4 |
* |
| alpar@39 | 5 |
* Copyright (C) 2003-2008 |
| alpar@25 | 6 |
* Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
| alpar@25 | 7 |
* (Egervary Research Group on Combinatorial Optimization, EGRES). |
| alpar@25 | 8 |
* |
| alpar@25 | 9 |
* Permission to use, modify and distribute this software is granted |
| alpar@25 | 10 |
* provided that this copyright notice appears in all copies. For |
| alpar@25 | 11 |
* precise terms see the accompanying LICENSE file. |
| alpar@25 | 12 |
* |
| alpar@25 | 13 |
* This software is provided "AS IS" with no warranty of any kind, |
| alpar@25 | 14 |
* express or implied, and with no claim as to its suitability for any |
| alpar@25 | 15 |
* purpose. |
| alpar@25 | 16 |
* |
| alpar@25 | 17 |
*/ |
| alpar@25 | 18 |
|
| alpar@26 | 19 |
// This file contains a modified version of the concept checking |
| alpar@26 | 20 |
// utility from BOOST. |
| alpar@26 | 21 |
// See the appropriate copyright notice below. |
| alpar@25 | 22 |
|
| alpar@25 | 23 |
// (C) Copyright Jeremy Siek 2000. |
| alpar@25 | 24 |
// Distributed under the Boost Software License, Version 1.0. (See |
| alpar@25 | 25 |
// accompanying file LICENSE_1_0.txt or copy at |
| alpar@25 | 26 |
// http://www.boost.org/LICENSE_1_0.txt) |
| alpar@25 | 27 |
// |
| alpar@25 | 28 |
// Revision History: |
| alpar@25 | 29 |
// 05 May 2001: Workarounds for HP aCC from Thomas Matelich. (Jeremy Siek) |
| alpar@25 | 30 |
// 02 April 2001: Removed limits header altogether. (Jeremy Siek) |
| alpar@25 | 31 |
// 01 April 2001: Modified to use new <boost/limits.hpp> header. (JMaddock) |
| alpar@25 | 32 |
// |
| alpar@25 | 33 |
|
| alpar@25 | 34 |
// See http://www.boost.org/libs/concept_check for documentation. |
| alpar@25 | 35 |
|
| kpeter@53 | 36 |
///\file |
| kpeter@53 | 37 |
///\brief Basic utilities for concept checking. |
| kpeter@53 | 38 |
/// |
| kpeter@53 | 39 |
///\todo Are we still using BOOST concept checking utility? |
| kpeter@53 | 40 |
///Is the BOOST copyright notice necessary? |
| kpeter@53 | 41 |
|
| kpeter@53 | 42 |
#ifndef LEMON_CONCEPT_CHECK_H |
| kpeter@53 | 43 |
#define LEMON_CONCEPT_CHECK_H |
| alpar@25 | 44 |
|
| alpar@25 | 45 |
namespace lemon {
|
| alpar@25 | 46 |
|
| alpar@25 | 47 |
/* |
| alpar@25 | 48 |
"inline" is used for ignore_unused_variable_warning() |
| alpar@25 | 49 |
and function_requires() to make sure there is no |
| alpar@25 | 50 |
overtarget with g++. |
| alpar@25 | 51 |
*/ |
| alpar@25 | 52 |
|
| alpar@25 | 53 |
template <class T> inline void ignore_unused_variable_warning(const T&) { }
|
| alpar@25 | 54 |
|
| kpeter@53 | 55 |
///\e |
| alpar@25 | 56 |
template <class Concept> |
| alpar@25 | 57 |
inline void function_requires() |
| alpar@25 | 58 |
{
|
| alpar@25 | 59 |
#if !defined(NDEBUG) |
| alpar@25 | 60 |
void (Concept::*x)() = & Concept::constraints; |
| alpar@25 | 61 |
ignore_unused_variable_warning(x); |
| alpar@25 | 62 |
#endif |
| alpar@25 | 63 |
} |
| alpar@25 | 64 |
|
| kpeter@53 | 65 |
///\e |
| alpar@25 | 66 |
template <typename Concept, typename Type> |
| alpar@25 | 67 |
inline void checkConcept() {
|
| alpar@25 | 68 |
#if !defined(NDEBUG) |
| alpar@25 | 69 |
typedef typename Concept::template Constraints<Type> ConceptCheck; |
| alpar@25 | 70 |
void (ConceptCheck::*x)() = & ConceptCheck::constraints; |
| alpar@25 | 71 |
ignore_unused_variable_warning(x); |
| alpar@25 | 72 |
#endif |
| alpar@25 | 73 |
} |
| alpar@25 | 74 |
|
| alpar@25 | 75 |
} // namespace lemon |
| alpar@25 | 76 |
|
| kpeter@53 | 77 |
#endif // LEMON_CONCEPT_CHECK_H |