109 lines
4.0 KiB
Plaintext
Executable File
109 lines
4.0 KiB
Plaintext
Executable File
// Filename: mutexDirect.I
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// Created by: drose (13Feb06)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) 2001 - 2004, Disney Enterprises, Inc. All rights reserved
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//
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// All use of this software is subject to the terms of the Panda 3d
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// Software license. You should have received a copy of this license
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// along with this source code; you will also find a current copy of
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// the license at http://etc.cmu.edu/panda3d/docs/license/ .
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//
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// To contact the maintainers of this program write to
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// panda3d-general@lists.sourceforge.net .
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//
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////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////
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// Function: MutexDirect::Constructor
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// Access: Protected
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// Description:
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////////////////////////////////////////////////////////////////////
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INLINE MutexDirect::
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MutexDirect() {
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}
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////////////////////////////////////////////////////////////////////
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// Function: MutexDirect::Destructor
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// Access: Protected
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// Description:
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////////////////////////////////////////////////////////////////////
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INLINE MutexDirect::
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~MutexDirect() {
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}
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////////////////////////////////////////////////////////////////////
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// Function: MutexDirect::Copy Constructor
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// Access: Private
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// Description: Do not attempt to copy mutexes.
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////////////////////////////////////////////////////////////////////
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INLINE MutexDirect::
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MutexDirect(const MutexDirect ©) {
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nassertv(false);
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}
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////////////////////////////////////////////////////////////////////
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// Function: MutexDirect::Copy Assignment Operator
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// Access: Private
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// Description: Do not attempt to copy mutexes.
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////////////////////////////////////////////////////////////////////
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INLINE void MutexDirect::
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operator = (const MutexDirect ©) {
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nassertv(false);
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}
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////////////////////////////////////////////////////////////////////
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// Function: MutexDirect::lock
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// Access: Public
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// Description: Grabs the mutex if it is available. If it is not
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// available, blocks until it becomes available, then
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// grabs it. In either case, the function does not
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// return until the mutex is held; you should then call
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// unlock().
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//
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// This method is considered const so that you can lock
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// and unlock const mutexes, mainly to allow thread-safe
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// access to otherwise const data.
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//
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// Also see MutexHolder.
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////////////////////////////////////////////////////////////////////
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INLINE void MutexDirect::
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lock() const {
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TAU_PROFILE("void MutexDirect::lock()", " ", TAU_USER);
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((MutexDirect *)this)->_impl.lock();
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}
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////////////////////////////////////////////////////////////////////
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// Function: MutexDirect::release
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// Access: Public
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// Description: Releases the mutex. It is an error to call this if
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// the mutex was not already locked.
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//
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// This method is considered const so that you can lock
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// and unlock const mutexes, mainly to allow thread-safe
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// access to otherwise const data.
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////////////////////////////////////////////////////////////////////
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INLINE void MutexDirect::
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release() const {
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TAU_PROFILE("void MutexDirect::release()", " ", TAU_USER);
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((MutexDirect *)this)->_impl.release();
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}
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////////////////////////////////////////////////////////////////////
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// Function: MutexDirect::debug_is_locked
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// Access: Public
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// Description: Returns true if the current thread has locked the
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// Mutex, false otherwise. This method is only intended
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// for use in debugging, hence the method name; in the
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// MutexDirect case, it always returns true, since
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// there's not a reliable way to determine this
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// otherwise.
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////////////////////////////////////////////////////////////////////
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INLINE bool MutexDirect::
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debug_is_locked() const {
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return true;
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}
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