Semaphore Class Reference
[Threading]

pthread semaphore wrapper. More...

#include <Semaphore.h>

List of all members.

Public Member Functions
	Semaphore (value_t start_val=0)
	~Semaphore ()
int	Post ()
int	Wait ()
	Wait for Post.
int	TryWait ()
	Not implemented for win32.
int	GetValue (int &)
	Not implemented for win32.
Private Member Functions
	Semaphore (const Semaphore &)
Semaphore &	operator= (const Semaphore &)
Private Attributes
sem_t	m_sem

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Detailed Description

pthread semaphore wrapper.

Definition at line 62 of file Semaphore.h.

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Constructor & Destructor Documentation

Semaphore::Semaphore

(

value_t

start_val = 0

)

Definition at line 82 of file Semaphore.cpp.

References m_sem.

{
        sem_init(&m_sem, 0, start_val);
}

Semaphore::~Semaphore

(

)

Definition at line 88 of file Semaphore.cpp.

References m_sem.

{
        sem_destroy(&m_sem);
}

Semaphore::Semaphore

(

const Semaphore &

)

[inline, private]

Definition at line 81 of file Semaphore.h.

{} // copy constructor

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Member Function Documentation

int Semaphore::Post

(

)

Returns:

0 if successful

Definition at line 94 of file Semaphore.cpp.

References m_sem.

Referenced by SocketHandlerThread::Run(), Thread::SetRelease(), and Thread::Thread().

{
        return sem_post(&m_sem);
}

int Semaphore::Wait

(

)

Wait for Post.

Returns:

0 if successful

Definition at line 100 of file Semaphore.cpp.

References m_sem.

Referenced by Thread::Wait(), and SocketHandlerThread::Wait().

{
        return sem_wait(&m_sem);
}

int Semaphore::TryWait

(

)

Not implemented for win32.

Definition at line 106 of file Semaphore.cpp.

References m_sem.

{
        return sem_trywait(&m_sem);
}

int Semaphore::GetValue

(

int &

i

)

Not implemented for win32.

Definition at line 112 of file Semaphore.cpp.

References m_sem.

{
        return sem_getvalue(&m_sem, &i);
}

Semaphore& Semaphore::operator=

(

const Semaphore &

)

[inline, private]

Definition at line 82 of file Semaphore.h.

{ return *this; } // assignment operator

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Member Data Documentation

sem_t Semaphore::m_sem [private]

Definition at line 86 of file Semaphore.h.

Referenced by GetValue(), Post(), Semaphore(), TryWait(), Wait(), and ~Semaphore().

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The documentation for this class was generated from the following files:

• Semaphore.h
• Semaphore.cpp