/* * Copyright (c) 2002 Apple Computer, Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this * file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_LICENSE_HEADER_END@ */ /*! * @header DSLThread * Defines the base application thread. */ #ifndef __DSLThread_h__ #define __DSLThread_h__ 1 #include <stdio.h> #include <unistd.h> #include <pthread.h> typedef pthread_t ThreadIDT; class DSLThread { public: enum { errKilledThread = 28000, errBadThreadState }; DSLThread ( void ); virtual ~DSLThread ( void ); static DSLThread* GetCurrentThread ( void ); bool IsCurrent ( void ) const; void SetNextOfKin ( DSLThread *inThread ) { fNextOfKin = inThread; } virtual void Resume ( void ); protected: virtual void* Run ( void ) = 0; // pure virtual virtual void ThreadDied ( const DSLThread &inThread ); ThreadIDT fThread; DSLThread *fNextOfKin; void *fResult; private: static void* _RunWrapper ( void *arg ); static bool sIsInited; /**** Invalid methods and undefined operations. ****/ // Copy constructor DSLThread ( const DSLThread & ); // Assignment DSLThread &operator= ( const DSLThread & ); }; #endif // __DSLThread_h__