1 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2 /*
3  *  Main authors:
4  *     Christian Schulte <schulte@gecode.org>
5  *
6  *  Copyright:
7  *     Christian Schulte, 2006
8  *
9  *  This file is part of Gecode, the generic constraint
10  *  development environment:
11  *     http://www.gecode.org
12  *
13  *  Permission is hereby granted, free of charge, to any person obtaining
14  *  a copy of this software and associated documentation files (the
15  *  "Software"), to deal in the Software without restriction, including
16  *  without limitation the rights to use, copy, modify, merge, publish,
17  *  distribute, sublicense, and/or sell copies of the Software, and to
18  *  permit persons to whom the Software is furnished to do so, subject to
19  *  the following conditions:
20  *
21  *  The above copyright notice and this permission notice shall be
22  *  included in all copies or substantial portions of the Software.
23  *
24  *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25  *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26  *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27  *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
28  *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
29  *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
30  *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
31  *
32  */
33 
34 #include <gecode/search.hh>
35 
36 namespace Gecode { namespace Search {
37 
38    /*
39     * Creation functions for stop objects
40     *
41     */
42   Stop*
node(unsigned long long int l)43   Stop::node(unsigned long long int l) {
44     return new NodeStop(l);
45   }
46   Stop*
fail(unsigned long long int l)47   Stop::fail(unsigned long long int l) {
48     return new FailStop(l);
49   }
50   Stop*
time(double l)51   Stop::time(double l) {
52     return new TimeStop(l);
53   }
54 
55 
56   /*
57    * Stopping for node limit
58    *
59    */
60   bool
stop(const Statistics & s,const Options &)61   NodeStop::stop(const Statistics& s, const Options&) {
62     return s.node > l;
63   }
64 
65 
66   /*
67    * Stopping for failure limit
68    *
69    */
70   bool
stop(const Statistics & s,const Options &)71   FailStop::stop(const Statistics& s, const Options&) {
72     return s.fail > l;
73   }
74 
75 
76   /*
77    * Stopping for time limit
78    *
79    */
80   bool
stop(const Statistics &,const Options &)81   TimeStop::stop(const Statistics&, const Options&) {
82     return t.stop() > l;
83   }
84 
85 
86 }}
87 
88 // STATISTICS: search-other
89