libMesh::Threads::recursive_mutex Class Reference

Recursive mutex. More...

#include <threads_none.h>

Classes
class	scoped_lock

Public Member Functions
	recursive_mutex ()
	recursive_mutex ()
	~recursive_mutex ()
void	lock ()
void	unlock ()
void	lock ()
void	unlock ()

Private Attributes
pthread_mutex_t	mutex
pthread_mutexattr_t	attr
std::recursive_mutex	_m

Detailed Description

Recursive mutex.

Implements mutual exclusion by busy-waiting in user space for the lock to be acquired.

Definition at line 166 of file threads_none.h.

Constructor & Destructor Documentation

recursive_mutex() [1/2]

libMesh::Threads::recursive_mutex::recursive_mutex ( )

inline

Definition at line 169 of file threads_none.h.

{}

recursive_mutex() [2/2]

libMesh::Threads::recursive_mutex::recursive_mutex ( )

inline

Definition at line 182 of file threads_pthread.h.

References attr, and mutex.

  {
    pthread_mutexattr_init(&attr);
    pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
    pthread_mutex_init(&mutex, &attr);
  }

~recursive_mutex()

libMesh::Threads::recursive_mutex::~recursive_mutex ( )

inline

Definition at line 188 of file threads_pthread.h.

References mutex.

{ pthread_mutex_destroy(&mutex); }

Member Function Documentation

lock() [1/2]

void libMesh::Threads::recursive_mutex::lock ( )

inline

Definition at line 190 of file threads_pthread.h.

References mutex.

Referenced by libMesh::Threads::recursive_mutex::scoped_lock::acquire(), and libMesh::Threads::recursive_mutex::scoped_lock::scoped_lock().

{ pthread_mutex_lock(&mutex); }

lock() [2/2]

void libMesh::Threads::recursive_mutex::lock ( )

inline

Definition at line 292 of file threads_tbb.h.

References _m.

{ _m.lock(); }

unlock() [1/2]

void libMesh::Threads::recursive_mutex::unlock ( )

inline

Definition at line 191 of file threads_pthread.h.

References mutex.

Referenced by libMesh::Threads::recursive_mutex::scoped_lock::release().

{ pthread_mutex_unlock(&mutex); }

unlock() [2/2]

void libMesh::Threads::recursive_mutex::unlock ( )

inline

Definition at line 293 of file threads_tbb.h.

References _m.

{ _m.unlock(); }

Member Data Documentation

_m

std::recursive_mutex libMesh::Threads::recursive_mutex::_m

private

Definition at line 310 of file threads_tbb.h.

Referenced by lock(), and unlock().

attr

pthread_mutexattr_t libMesh::Threads::recursive_mutex::attr

private

Definition at line 210 of file threads_pthread.h.

Referenced by recursive_mutex().

mutex

pthread_mutex_t libMesh::Threads::recursive_mutex::mutex

private

Definition at line 209 of file threads_pthread.h.

Referenced by lock(), recursive_mutex(), unlock(), and ~recursive_mutex().

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

• include/parallel/threads_none.h
• include/parallel/threads_pthread.h
• include/parallel/threads_tbb.h