Generated on Wed Jan 1 2020 10:37:59 for Gecode by doxygen 1.8.16
windows.cpp
Go to the documentation of this file.
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  * 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/support.hh>
35 
36 #ifdef GECODE_THREADS_WINDOWS
37 
38 namespace Gecode { namespace Support {
39 
41  DWORD WINAPI
42  bootstrap(LPVOID p) throw() {
43  static_cast<Thread::Run*>(p)->exec();
44  return 0;
45  }
46 
47  Thread::Run::Run(Runnable* r0) {
48  m.acquire();
49  r = r0;
50  m.release();
51  // The Windows specific handle to a thread
52  HANDLE w_h;
53  w_h = CreateThread(NULL, 0, bootstrap, this, 0, NULL);
54  if (w_h == NULL)
55  throw OperatingSystemError("Thread::run[Windows::CreateThread]");
56  if (CloseHandle(w_h) == 0)
57  throw OperatingSystemError("Thread::run[Windows::CloseHandle]");
58  }
59 
60 }}
61 
62 #endif
63 
64 // STATISTICS: support-any
void acquire(void)
Acquire the mutex and possibly block.
Definition: none.hpp:42
Gecode toplevel namespace
Run(Runnable *r)
Create a new thread.
Definition: none.hpp:70
Mutex m
Mutex for synchronization.
Definition: thread.hpp:308
Runnable * r
Runnable object to execute.
Definition: thread.hpp:304
void release(void)
Release the mutex.
Definition: none.hpp:48
void * bootstrap(void *p)
Function to start execution.
Definition: pthreads.cpp:42
int p
Number of positive literals for node type.
Definition: bool-expr.cpp:232