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panda/src/express/atomicAdjustNsprImpl.I

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// Filename: atomicAdjustNsprImpl.I
// Created by:  drose (09Aug02)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) 2001, Disney Enterprises, Inc.  All rights reserved
//
// All use of this software is subject to the terms of the Panda 3d
// Software license.  You should have received a copy of this license
// along with this source code; you will also find a current copy of
// the license at http://www.panda3d.org/license.txt .
//
// To contact the maintainers of this program write to
// panda3d@yahoogroups.com .
//
////////////////////////////////////////////////////////////////////


////////////////////////////////////////////////////////////////////
//     Function: AtomicAdjustNsprImpl::inc
//       Access: Public, Static
//  Description: Atomically increments the indicated variable and
//               returns the new value.
////////////////////////////////////////////////////////////////////
INLINE int AtomicAdjustNsprImpl::
inc(int &var) {
  return PR_AtomicIncrement(&var);
}

////////////////////////////////////////////////////////////////////
//     Function: AtomicAdjustNsprImpl::dec
//       Access: Public, Static
//  Description: Atomically decrements the indicated variable and
//               returns the new value.
////////////////////////////////////////////////////////////////////
INLINE int AtomicAdjustNsprImpl::
dec(int &var) {
  return PR_AtomicDecrement(&var);
}

////////////////////////////////////////////////////////////////////
//     Function: AtomicAdjustNsprImpl::set
//       Access: Public, Static
//  Description: Atomically changes the indicated variable and
//               returns the original value.
////////////////////////////////////////////////////////////////////
INLINE int AtomicAdjustNsprImpl::
set(int &var, int new_value) {
  return PR_AtomicSet(&var, new_value);
}

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