86 lines
2.1 KiB
C++
86 lines
2.1 KiB
C++
// Filename: threadPosixImpl.h
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// Created by: drose (09Feb06)
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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) Carnegie Mellon University. All rights reserved.
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//
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// All use of this software is subject to the terms of the revised BSD
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// license. You should have received a copy of this license along
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// with this source code in a file named "LICENSE."
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//
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////////////////////////////////////////////////////////////////////
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#ifndef THREADPOSIXIMPL_H
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#define THREADPOSIXIMPL_H
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#include "pandabase.h"
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#include "selectThreadImpl.h"
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#ifdef THREAD_POSIX_IMPL
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#include "pnotify.h"
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#include "threadPriority.h"
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#include "mutexPosixImpl.h"
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#include <pthread.h>
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class Thread;
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////////////////////////////////////////////////////////////////////
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// Class : ThreadPosixImpl
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// Description : Uses Posix threads to implement a thread.
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////////////////////////////////////////////////////////////////////
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class EXPCL_PANDA_PIPELINE ThreadPosixImpl {
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public:
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INLINE ThreadPosixImpl(Thread *parent_obj);
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~ThreadPosixImpl();
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void setup_main_thread();
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bool start(ThreadPriority priority, bool joinable);
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void join();
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INLINE void preempt();
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string get_unique_id() const;
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INLINE static void prepare_for_exit();
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INLINE static Thread *get_current_thread();
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INLINE static void bind_thread(Thread *thread);
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INLINE static bool is_threading_supported();
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INLINE static bool is_true_threads();
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INLINE static bool is_simple_threads();
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INLINE static void sleep(double seconds);
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INLINE static void yield();
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INLINE static void consider_yield();
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private:
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static void *root_func(void *data);
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static void init_pt_ptr_index();
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// There appears to be a name collision with the word "Status".
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enum PStatus {
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S_new,
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S_start_called,
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S_running,
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S_finished,
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};
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MutexPosixImpl _mutex;
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Thread *_parent_obj;
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pthread_t _thread;
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bool _joinable;
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bool _detached;
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PStatus _status;
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static pthread_key_t _pt_ptr_index;
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static bool _got_pt_ptr_index;
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};
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#include "threadPosixImpl.I"
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#endif // THREAD_POSIX_IMPL
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#endif
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