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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 969 | runge | 1 | /*************************************************************************** |
| 2 | * Copyright (C) November 29, 2008 by Mattias Runge * |
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| 3 | * mattias@runge.se * |
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| 4 | * thread.h * |
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| 5 | * * |
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| 6 | * This program is free software; you can redistribute it and/or modify * |
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| 7 | * it under the terms of the GNU General Public License as published by * |
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| 8 | * the Free Software Foundation; either version 2 of the License, or * |
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| 9 | * (at your option) any later version. * |
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| 10 | * * |
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| 11 | * This program is distributed in the hope that it will be useful, * |
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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| 14 | * GNU General Public License for more details. * |
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| 15 | * * |
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| 16 | * You should have received a copy of the GNU General Public License * |
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| 17 | * along with this program; if not, write to the * |
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| 18 | * Free Software Foundation, Inc., * |
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| 19 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * |
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| 20 | ***************************************************************************/ |
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| 21 | |||
| 22 | #ifndef _THREAD_H |
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| 23 | #define _THREAD_H |
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| 24 | |||
| 25 | #include <pthread.h> |
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| 26 | |||
| 27 | template <class T> |
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| 28 | class Thread |
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| 29 | { |
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| 30 | public: |
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| 31 | Thread() |
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| 32 | { |
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| 33 | myIsCreated = false; |
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| 34 | myError = 0; |
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| 35 | }; |
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| 36 | ~Thread() |
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| 37 | { |
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| 38 | stop(); |
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| 39 | }; |
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| 40 | |||
| 41 | bool stop() |
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| 42 | { |
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| 43 | if (!myIsCreated) |
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| 44 | return true; |
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| 45 | |||
| 46 | myError = pthread_cancel(myHandle); |
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| 983 | runge | 47 | join(); |
| 969 | runge | 48 | myIsCreated = false; |
| 49 | |||
| 50 | return myError == 0; |
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| 51 | }; |
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| 999 | runge | 52 | |
| 969 | runge | 53 | bool start() |
| 54 | { |
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| 55 | myError = pthread_create(&myHandle, NULL, T::doThread, (void*)this); |
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| 56 | |||
| 57 | if (myError != 0) |
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| 58 | { |
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| 59 | myIsCreated = false; |
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| 60 | return false; |
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| 61 | } |
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| 62 | |||
| 63 | myIsCreated = true; |
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| 64 | return true; |
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| 65 | }; |
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| 999 | runge | 66 | |
| 969 | runge | 67 | bool join() |
| 68 | { |
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| 69 | if (!myIsCreated) |
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| 70 | return false; |
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| 71 | |||
| 72 | myError = pthread_join(myHandle, NULL); |
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| 73 | |||
| 74 | if (myError != 0) |
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| 75 | { |
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| 76 | myIsCreated = false; |
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| 77 | return false; |
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| 78 | } |
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| 79 | |||
| 80 | myIsCreated = true; |
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| 81 | return true; |
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| 82 | }; |
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| 999 | runge | 83 | |
| 969 | runge | 84 | int getError() |
| 85 | { |
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| 86 | return myError; |
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| 87 | }; |
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| 88 | |||
| 89 | static void *doThread(void* ptr) |
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| 90 | { |
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| 91 | ((T*)ptr)->run(); |
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| 92 | }; |
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| 93 | |||
| 999 | runge | 94 | virtual void run() { }; |
| 95 | |||
| 969 | runge | 96 | private: |
| 97 | bool myIsCreated; |
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| 98 | pthread_t myHandle; |
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| 99 | int myError; |
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| 100 | }; |
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| 101 | |||
| 102 | #endif /* _THREAD_H */ |
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| 103 |