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none.hpp
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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, 2009
8  *
9  * Last modified:
10  * $Date: 2011-09-19 14:02:05 +0200 (Mon, 19 Sep 2011) $ by $Author: schulte $
11  * $Revision: 12399 $
12  *
13  * This file is part of Gecode, the generic constraint
14  * development environment:
15  * http://www.gecode.org
16  *
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37 
38 namespace Gecode { namespace Support {
39 
40  /*
41  * Mutex
42  */
44  Mutex::Mutex(void) {}
45  forceinline void
46  Mutex::acquire(void) {}
47  forceinline bool
49  return true;
50  }
51  forceinline void
52  Mutex::release(void) {}
54  Mutex::~Mutex(void) {}
55 
56 
57  /*
58  * Event
59  */
61  Event::Event(void) {}
62  forceinline void
63  Event::signal(void) {}
64  forceinline void
65  Event::wait(void) {}
67  Event::~Event(void) {}
68 
69 
70  /*
71  * Thread
72  */
73  inline
75  throw OperatingSystemError("Thread::run[Threads not supported]");
76  }
77  forceinline void
78  Thread::sleep(unsigned int) {}
79  forceinline unsigned int
80  Thread::npu(void) {
81  return 1;
82  }
83 
84 
85 }}
86 
87 // STATISTICS: support-any
static unsigned int npu(void)
Return number of processing units (1 if information not available)
Definition: none.hpp:80
An interface for objects that can be run by a thread.
Definition: thread.hpp:258
Mutex(void)
Initialize mutex.
Definition: none.hpp:44
void acquire(void)
Acquire the mutex and possibly block.
Definition: none.hpp:46
void signal(void)
Signal the event.
Definition: none.hpp:63
void release(void)
Release the mutex.
Definition: none.hpp:52
Exception: operating system error
Definition: exception.hpp:77
static void sleep(unsigned int ms)
Put current thread to sleep for ms milliseconds.
Definition: none.hpp:78
bool tryacquire(void)
Try to acquire the mutex, return true if succesful.
Definition: none.hpp:48
~Event(void)
Delete event.
Definition: none.hpp:67
~Mutex(void)
Delete mutex.
Definition: none.hpp:54
Event(void)
Initialize event.
Definition: none.hpp:61
#define forceinline
Definition: config.hpp:132
Gecode toplevel namespace
void wait(void)
Wait until the event becomes signalled.
Definition: none.hpp:65
Run(Runnable *r)
Create a new thread.
Definition: none.hpp:74