1 | // -*- coding: utf-8 -*-
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2 | // Copyright (c) 2012 by István Váradi
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3 |
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4 | // This file is part of libxplcommon, a common utility library for
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5 | // development related to X-Plane
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6 |
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7 | // Copyright (c) 2013, István Váradi
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8 | // All rights reserved.
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9 |
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10 | // Redistribution and use in source and binary forms, with or without
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11 | // modification, are permitted provided that the following conditions are met:
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12 |
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13 | // 1. Redistributions of source code must retain the above copyright notice, this
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14 | // list of conditions and the following disclaimer.
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15 | // 2. Redistributions in binary form must reproduce the above copyright notice,
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16 | // this list of conditions and the following disclaimer in the documentation
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17 | // and/or other materials provided with the distribution.
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18 |
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19 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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20 | // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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21 | // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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22 | // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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23 | // ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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24 | // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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25 | // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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26 | // ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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27 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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28 | // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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29 |
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30 | // The views and conclusions contained in the software and documentation are those
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31 | // of the authors and should not be interpreted as representing official policies,
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32 | // either expressed or implied, of the FreeBSD Project.
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33 |
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34 | #ifndef XPLCOMMON_POSIXTHREAD_H
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35 | #define XPLCOMMON_POSIXTHREAD_H
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36 | //------------------------------------------------------------------------------
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37 |
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38 | #include "config.h"
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39 |
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40 | #ifdef HAVE_PTHREAD_H
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41 | //------------------------------------------------------------------------------
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42 |
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43 | #include <pthread.h>
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44 |
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45 | //------------------------------------------------------------------------------
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46 |
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47 | namespace xplcommon {
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48 |
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49 | //------------------------------------------------------------------------------
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50 |
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51 | /**
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52 | * A pthreads-based thread implementation.
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53 | */
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54 | class POSIXThread
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55 | {
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56 | private:
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57 | /**
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58 | * The thread-runner function.
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59 | */
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60 | static void* threadFn(void* arg);
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61 |
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62 | /**
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63 | * The posix thread handle.
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64 | */
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65 | pthread_t thread;
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66 |
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67 | public:
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68 | /**
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69 | * Virtual destructor.
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70 | */
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71 | virtual ~POSIXThread();
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72 |
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73 | /**
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74 | * Start the thread.
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75 | *
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76 | * @return if the thread could be started
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77 | */
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78 | bool start();
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79 |
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80 | /**
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81 | * Perform the thread's real operation.
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82 | */
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83 | virtual void run() = 0;
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84 |
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85 | /**
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86 | * Wait for the thread to quit.
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87 | */
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88 | void join();
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89 | };
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90 |
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91 | //------------------------------------------------------------------------------
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92 |
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93 | /// Common type for OS-independent code
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94 | typedef POSIXThread Thread;
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95 |
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96 | //------------------------------------------------------------------------------
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97 | // Inline definitions
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98 | //------------------------------------------------------------------------------
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99 |
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100 | inline POSIXThread::~POSIXThread()
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101 | {
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102 | }
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103 |
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104 | //------------------------------------------------------------------------------
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105 |
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106 | inline bool POSIXThread::start()
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107 | {
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108 | return pthread_create(&thread, 0, &threadFn, this)>=0;
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109 | }
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110 |
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111 | //------------------------------------------------------------------------------
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112 |
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113 | inline void POSIXThread::join()
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114 | {
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115 | pthread_join(thread, 0);
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116 | }
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117 |
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118 | //------------------------------------------------------------------------------
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119 |
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120 | } /* namespace xplcommon */
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121 |
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122 | //------------------------------------------------------------------------------
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123 | #endif // HAVE_PTHREAD_H
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124 |
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125 | #endif // XPLCOMMON_POSIXTHREAD_H
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126 |
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127 | // Local Variables:
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128 | // mode: C++
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129 | // c-basic-offset: 4
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130 | // indent-tabs-mode: nil
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131 | // End:
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