/usr/include/gecode/int/view-val-graph/node.hpp is in libgecode-dev 4.4.0-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/*
* Main authors:
* Christian Schulte <schulte@gecode.org>
*
* Copyright:
* Christian Schulte, 2003
*
* Last modified:
* $Date: 2011-09-08 14:34:40 +0200 (Thu, 08 Sep 2011) $ by $Author: schulte $
* $Revision: 12395 $
*
* This file is part of Gecode, the generic constraint
* development environment:
* http://www.gecode.org
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
namespace Gecode { namespace Int { namespace ViewValGraph {
/*
* Nodes
*
*/
template<class View>
forceinline
Node<View>::Node(void) : min(0) {
// Must be initialized such that the node is considered unvisited initially
}
template<class View>
forceinline Edge<View>*
Node<View>::edge_fst(void) const {
return static_cast<Edge<View>*>(BiLink::next());
}
template<class View>
forceinline Edge<View>*
Node<View>::edge_lst(void) const {
return static_cast<Edge<View>*>(static_cast<BiLink*>(const_cast<Node<View>*>(this)));
}
template<class View>
forceinline void
Node<View>::operator delete(void*, size_t) {}
template<class View>
forceinline void
Node<View>::operator delete(void*,Space&) {}
template<class View>
forceinline void*
Node<View>::operator new(size_t s, Space& home) {
return home.ralloc(s);
}
/*
* Value nodes
*
*/
template<class View>
forceinline
ValNode<View>::ValNode(int v)
: _val(v), _matching(NULL) {}
template<class View>
forceinline
ValNode<View>::ValNode(int v, ValNode<View>* n)
: _val(v), _matching(NULL), _next_val(n) {}
template<class View>
forceinline int
ValNode<View>::val(void) const {
return _val;
}
template<class View>
forceinline void
ValNode<View>::matching(Edge<View>* m) {
_matching = m;
}
template<class View>
forceinline Edge<View>*
ValNode<View>::matching(void) const {
return _matching;
}
template<class View>
forceinline ValNode<View>**
ValNode<View>::next_val_ref(void) {
return &_next_val;
}
template<class View>
forceinline ValNode<View>*
ValNode<View>::next_val(void) const {
return _next_val;
}
template<class View>
forceinline void
ValNode<View>::next_val(ValNode<View>* n) {
_next_val = n;
}
/*
* View nodes
*
*/
template<class View>
forceinline
ViewNode<View>::ViewNode(void)
: _view(View(NULL)) {}
template<class View>
forceinline
ViewNode<View>::ViewNode(View x)
: _size(x.size()), _view(x) {}
template<class View>
forceinline Edge<View>*
ViewNode<View>::val_edges(void) const {
return _val_edges;
}
template<class View>
forceinline Edge<View>**
ViewNode<View>::val_edges_ref(void) {
return &_val_edges;
}
template<class View>
forceinline bool
ViewNode<View>::fake(void) const {
return _view.varimp() == NULL;
}
template<class View>
forceinline View
ViewNode<View>::view(void) const {
return _view;
}
template<class View>
forceinline bool
ViewNode<View>::changed(void) const {
return _size != _view.size();
}
template<class View>
forceinline void
ViewNode<View>::update(void) {
_size = _view.size();
}
template<class View>
forceinline bool
ViewNode<View>::matched(void) const {
return Node<View>::edge_fst() != Node<View>::edge_lst();
}
}}}
// STATISTICS: int-prop
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