4 ** \author grymse@alhem.net
7 Copyright (C) 2007 Anders Hedstrom
9 This program is free software; you can redistribute it and/or
10 modify it under the terms of the GNU General Public License
11 as published by the Free Software Foundation; either version 2
12 of the License, or (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program; if not, write to the Free Software
21 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23 #include "Semaphore.h"
26 #ifdef SOCKETS_NAMESPACE
27 namespace SOCKETS_NAMESPACE
{
31 Semaphore::Semaphore()
33 sem_init(&m_sem
, 0, 0);
37 Semaphore::Semaphore(unsigned int start_val
)
39 sem_init(&m_sem
, 0, start_val
);
43 Semaphore::~Semaphore()
51 return sem_post(&m_sem
);
57 return sem_wait(&m_sem
);
61 int Semaphore::TryWait()
63 return sem_trywait(&m_sem
);
67 int Semaphore::GetValue(int& i
)
69 return sem_getvalue(&m_sem
, &i
);
73 #ifdef SOCKETS_NAMESPACE
74 } // namespace SOCKETS_NAMESPACE {