70 lines
2.2 KiB
C++
70 lines
2.2 KiB
C++
// Filename: dtoolbase.cxx
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// Created by: drose (12Sep00)
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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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#include "dtoolbase.h"
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#include "memoryHook.h"
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#if defined(USE_TAU) && defined(WIN32)
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// Hack around tau's lack of DLL export declarations for Profiler class.
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bool __tau_shutdown = false;
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#endif
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MemoryHook *memory_hook;
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////////////////////////////////////////////////////////////////////
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// Function: init_memory_hook
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// Description: Any code that might need to use PANDA_MALLOC or
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// PANDA_FREE, or any methods of the global memory_hook
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// object, at static init time, should ensure that it
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// calls init_memory_hook() first to ensure that the
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// pointer has been properly initialized. There is no
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// harm in calling this function more than once.
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//
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// There is no need to call this function other than at
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// static init time.
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////////////////////////////////////////////////////////////////////
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void
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init_memory_hook() {
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if (memory_hook == NULL) {
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memory_hook = new MemoryHook;
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}
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}
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// Here's a quick way to ensure the above function is called at least
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// once at static init time.
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class InitMemoryHook {
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public:
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InitMemoryHook() {
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init_memory_hook();
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}
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};
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static InitMemoryHook _imh_object;
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#if defined(HAVE_THREADS) && defined(SIMPLE_THREADS)
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static void
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default_thread_yield() {
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}
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static void
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default_thread_consider_yield() {
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}
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void (*global_thread_yield)() = default_thread_yield;
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void (*global_thread_consider_yield)() = default_thread_consider_yield;
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#endif // HAVE_THREADS && SIMPLE_THREADS
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