AtomicInt Class Reference

Atomic integer with atomic operations that C can't guarantee us. More...

#include <atomic.h>

Collaboration diagram for AtomicInt:

[legend]List of all members.

Public Member Functions
	AtomicInt (int initial=0)
	Set initial value.
	~AtomicInt ()
int	val () const
	Get current value:.
	operator int () const
void	set (int i)
	Set a new value:.
void	operator= (int i)
void	inc ()
	Increment atomic variable:.
void	operator++ ()
void	dec ()
	Decrement atomic variable:.
void	operator-- ()
bool	DecAndTest ()
void	add (int i)
	Atomically add intger to atomic variable:.
void	operator+= (int i)
void	sub (int i)
	Atomically subtract intger to atomic variable:.
void	operator-= (int i)
bool	SubAndTest (int i)
Private Attributes
FastMutex	m
gint	v
	No volatile needed.

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Detailed Description

Atomic integer with atomic operations that C can't guarantee us.

Useful for resource counting etc...

See also:

File atomic.h for more information.

Author:

Wolfgang Wieser ] wwieser (a) gmx <*> de [

Definition at line 63 of file atomic.h.

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Constructor & Destructor Documentation

AtomicInt::AtomicInt (  int  initial = 0  )  [inline]

Set initial value. Definition at line 79 of file atomic.h. References USE_PRIVATE__ATOMIC.

AtomicInt::~AtomicInt (   )  [inline]

Definition at line 85 of file atomic.h.

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Member Function Documentation

void AtomicInt::add (  int  i  )  [inline]

Atomically add intger to atomic variable:. Definition at line 135 of file atomic.h. References USE_PRIVATE__ATOMIC.

void AtomicInt::dec (   )  [inline]

Decrement atomic variable:. Definition at line 116 of file atomic.h. References USE_PRIVATE__ATOMIC.

bool AtomicInt::DecAndTest (   )  [inline]

Atomically decrements value by 1 and returns true if the result is 0, or false for all other cases. Definition at line 127 of file atomic.h. References USE_PRIVATE__ATOMIC. Referenced by TLString::_deref(), and TLString::_derefN().

void AtomicInt::inc (   )  [inline]

Increment atomic variable:. Definition at line 106 of file atomic.h. References USE_PRIVATE__ATOMIC. Referenced by TLString::_aqref(), and TLString::_aqrefN().

AtomicInt::operator int (   )  const [inline]

Definition at line 94 of file atomic.h.

void AtomicInt::operator++ (   )  [inline]

Definition at line 113 of file atomic.h.

void AtomicInt::operator+= (  int  i  )  [inline]

Definition at line 142 of file atomic.h.

void AtomicInt::operator-- (   )  [inline]

Definition at line 123 of file atomic.h.

void AtomicInt::operator-= (  int  i  )  [inline]

Definition at line 151 of file atomic.h.

void AtomicInt::operator= (  int  i  )  [inline]

Definition at line 103 of file atomic.h.

void AtomicInt::set (  int  i  )  [inline]

Set a new value:. Definition at line 97 of file atomic.h. References USE_PRIVATE__ATOMIC. Referenced by MessageManager::_RecomputeMTMask().

void AtomicInt::sub (  int  i  )  [inline]

Atomically subtract intger to atomic variable:. Definition at line 145 of file atomic.h. References USE_PRIVATE__ATOMIC.

bool AtomicInt::SubAndTest (  int  i  )  [inline]

Atomically subtracts i from v and returns true if the result is zero, or false for all other cases. Definition at line 155 of file atomic.h. References USE_PRIVATE__ATOMIC.

int AtomicInt::val (   )  const [inline]

Get current value:. Definition at line 88 of file atomic.h. Referenced by TLString::_detachN(), TLString::SData::_DoTightenSize(), TLString::SData::_EnsureSize(), MessageManager::_IsRequestedType(), TLString::SData::DownSizeIfNeeded(), TLString::skip(), TLString::TightenSize(), TLString::trunc(), TLString::vsprintf(), and TLString::zero().

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Member Data Documentation

FastMutex AtomicInt::m [private]

Definition at line 73 of file atomic.h.

gint AtomicInt::v [private]

No volatile needed. Definition at line 74 of file atomic.h.

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

• /ray/src/lib/threads/atomic.h

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