1 | /* |
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2 | * ORXONOX - the hottest 3D action shooter ever to exist |
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3 | * > www.orxonox.net < |
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4 | * |
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5 | * |
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6 | * License notice: |
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7 | * |
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8 | * This program is free software; you can redistribute it and/or |
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9 | * modify it under the terms of the GNU General Public License |
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10 | * as published by the Free Software Foundation; either version 2 |
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11 | * of the License, or (at your option) any later version. |
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12 | * |
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13 | * This program is distributed in the hope that it will be useful, |
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 | * GNU General Public License for more details. |
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17 | * |
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18 | * You should have received a copy of the GNU General Public License |
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19 | * along with this program; if not, write to the Free Software |
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20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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21 | * |
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22 | * Author: |
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23 | * Fabian 'x3n' Landau |
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24 | * Co-authors: |
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25 | * ... |
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26 | * |
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27 | */ |
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28 | |
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29 | #include "TclThreadManager.h" |
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30 | |
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31 | #include <boost/bind.hpp> |
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32 | #include <OgreTimer.h> |
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33 | #include <cpptcl/cpptcl.h> |
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34 | |
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35 | #include "util/Convert.h" |
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36 | #include "util/Debug.h" |
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37 | #include "Clock.h" |
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38 | #include "CommandExecutor.h" |
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39 | #include "ConsoleCommand.h" |
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40 | #include "CoreIncludes.h" |
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41 | #include "TclBind.h" |
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42 | |
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43 | namespace orxonox |
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44 | { |
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45 | const unsigned int TCLTHREADMANAGER_MAX_QUEUE_LENGTH = 100; |
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46 | const float TCLTHREADMANAGER_MAX_CPU_USAGE = 0.50f; |
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47 | |
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48 | SetConsoleCommandShortcutAlias(TclThreadManager, execute, "tclexecute").argumentCompleter(0, autocompletion::tclthreads()); |
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49 | SetConsoleCommandShortcutAlias(TclThreadManager, query, "tclquery" ).argumentCompleter(0, autocompletion::tclthreads()); |
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50 | SetConsoleCommand(TclThreadManager, create, false); |
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51 | SetConsoleCommand(TclThreadManager, destroy, false).argumentCompleter(0, autocompletion::tclthreads()); |
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52 | SetConsoleCommand(TclThreadManager, execute, false).argumentCompleter(0, autocompletion::tclthreads()); |
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53 | SetConsoleCommand(TclThreadManager, query, false).argumentCompleter(0, autocompletion::tclthreads()); |
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54 | SetConsoleCommand(TclThreadManager, status, false); |
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55 | SetConsoleCommand(TclThreadManager, dump, false).argumentCompleter(0, autocompletion::tclthreads()); |
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56 | SetConsoleCommand(TclThreadManager, flush, false).argumentCompleter(0, autocompletion::tclthreads()); |
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57 | |
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58 | TclThreadManager* TclThreadManager::singletonRef_s = 0; |
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59 | |
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60 | TclThreadManager::TclThreadManager(Tcl::interpreter* interpreter) |
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61 | { |
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62 | RegisterRootObject(TclThreadManager); |
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63 | |
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64 | assert(singletonRef_s == 0); |
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65 | singletonRef_s = this; |
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66 | |
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67 | this->threadCounter_ = 0; |
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68 | this->orxonoxInterpreterBundle_.id_ = 0; |
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69 | this->orxonoxInterpreterBundle_.interpreter_ = interpreter; |
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70 | #if (BOOST_VERSION >= 103500) |
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71 | this->threadID_ = boost::this_thread::get_id(); |
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72 | #else |
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73 | // |
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74 | #endif |
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75 | } |
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76 | |
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77 | TclThreadManager::~TclThreadManager() |
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78 | { |
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79 | unsigned int threadID; |
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80 | { |
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81 | boost::mutex::scoped_lock bundles_lock(this->bundlesMutex_); |
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82 | if (this->interpreterBundles_.begin() == this->interpreterBundles_.end()) |
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83 | return; |
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84 | else |
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85 | threadID = this->interpreterBundles_.begin()->first; |
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86 | } |
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87 | this->destroy(threadID); |
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88 | |
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89 | singletonRef_s = 0; |
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90 | } |
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91 | |
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92 | unsigned int TclThreadManager::create() |
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93 | { |
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94 | boost::mutex::scoped_lock bundles_lock(TclThreadManager::getInstance().bundlesMutex_); |
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95 | TclThreadManager::getInstance().threadCounter_++; |
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96 | std::string name = getConvertedValue<unsigned int, std::string>(TclThreadManager::getInstance().threadCounter_); |
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97 | |
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98 | TclInterpreterBundle* bundle = new TclInterpreterBundle; |
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99 | bundle->id_ = TclThreadManager::getInstance().threadCounter_; |
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100 | bundle->interpreter_ = TclThreadManager::getInstance().createNewTclInterpreter(name); |
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101 | bundle->interpreterName_ = name; |
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102 | bundle->running_ = true; |
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103 | bundle->finished_ = true; |
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104 | |
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105 | TclThreadManager::getInstance().interpreterBundles_[TclThreadManager::getInstance().threadCounter_] = bundle; |
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106 | COUT(0) << "Created new Tcl-interpreter with ID " << TclThreadManager::getInstance().threadCounter_ << std::endl; |
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107 | return TclThreadManager::getInstance().threadCounter_; |
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108 | } |
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109 | |
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110 | unsigned int TclThreadManager::createID(unsigned int threadID) |
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111 | { |
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112 | unsigned int temp = TclThreadManager::getInstance().threadCounter_; |
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113 | TclThreadManager::getInstance().threadCounter_ = threadID - 1; |
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114 | TclThreadManager::create(); |
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115 | TclThreadManager::getInstance().threadCounter_ = temp; |
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116 | return threadID; |
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117 | } |
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118 | |
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119 | void TclThreadManager::destroy(unsigned int threadID) |
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120 | { |
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121 | TclInterpreterBundle* bundle = TclThreadManager::getInstance().getInterpreterBundle(threadID); |
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122 | if (bundle) |
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123 | { |
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124 | { |
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125 | boost::mutex::scoped_lock running_lock(bundle->runningMutex_); |
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126 | bundle->running_ = false; |
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127 | } |
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128 | while (true) |
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129 | { |
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130 | { |
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131 | boost::mutex::scoped_lock finished_lock(bundle->finishedMutex_); |
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132 | if (bundle->finished_) |
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133 | { |
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134 | boost::mutex::scoped_lock bundles_lock(TclThreadManager::getInstance().bundlesMutex_); |
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135 | #if (BOOST_VERSION >= 103500) |
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136 | boost::mutex::scoped_try_lock interpreter_lock(bundle->interpreterMutex_); |
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137 | #else |
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138 | boost::try_mutex::scoped_try_lock interpreter_lock(bundle->interpreterMutex_); |
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139 | #endif |
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140 | try |
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141 | { |
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142 | while (!interpreter_lock.try_lock()) |
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143 | { |
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144 | TclThreadManager::getInstance().orxonoxEvalCondition_.notify_one(); |
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145 | #if (BOOST_VERSION >= 103500) |
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146 | boost::this_thread::yield(); |
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147 | #else |
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148 | boost::thread::yield(); |
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149 | #endif |
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150 | } |
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151 | } catch (...) {} |
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152 | delete bundle->interpreter_; |
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153 | delete bundle; |
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154 | TclThreadManager::getInstance().interpreterBundles_.erase(threadID); |
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155 | break; |
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156 | } |
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157 | } |
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158 | |
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159 | TclThreadManager::getInstance().orxonoxEvalCondition_.notify_one(); |
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160 | #if (BOOST_VERSION >= 103500) |
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161 | boost::this_thread::yield(); |
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162 | #else |
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163 | boost::thread::yield(); |
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164 | #endif |
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165 | } |
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166 | |
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167 | COUT(0) << "Destroyed Tcl-interpreter with ID " << threadID << std::endl; |
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168 | } |
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169 | } |
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170 | |
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171 | void TclThreadManager::execute(unsigned int threadID, const std::string& _command) |
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172 | { |
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173 | std::string command = stripEnclosingBraces(_command); |
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174 | |
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175 | if (threadID == 0) |
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176 | TclThreadManager::getInstance().pushCommandToQueue(command); |
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177 | else |
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178 | TclThreadManager::getInstance().pushCommandToQueue(threadID, command); |
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179 | } |
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180 | |
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181 | std::string TclThreadManager::query(unsigned int threadID, const std::string& command) |
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182 | { |
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183 | return TclThreadManager::getInstance().evalQuery(TclThreadManager::getInstance().orxonoxInterpreterBundle_.id_, threadID, command); |
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184 | } |
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185 | |
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186 | void TclThreadManager::status() |
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187 | { |
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188 | COUT(0) << "Thread ID" << '\t' << "Queue size" << '\t' << "State" << std::endl; |
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189 | |
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190 | std::string output = "Orxonox"; |
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191 | output += "\t\t"; |
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192 | { |
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193 | boost::mutex::scoped_lock queue_lock(TclThreadManager::getInstance().orxonoxInterpreterBundle_.queueMutex_); |
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194 | output += getConvertedValue<unsigned int, std::string>(TclThreadManager::getInstance().orxonoxInterpreterBundle_.queue_.size()); |
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195 | } |
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196 | output += "\t\t"; |
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197 | output += "busy"; |
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198 | COUT(0) << output << std::endl; |
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199 | |
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200 | boost::mutex::scoped_lock bundles_lock(TclThreadManager::getInstance().bundlesMutex_); |
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201 | for (std::map<unsigned int, TclInterpreterBundle*>::const_iterator it = TclThreadManager::getInstance().interpreterBundles_.begin(); it != TclThreadManager::getInstance().interpreterBundles_.end(); ++it) |
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202 | { |
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203 | std::string output = getConvertedValue<unsigned int, std::string>((*it).first); |
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204 | output += "\t\t"; |
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205 | { |
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206 | boost::mutex::scoped_lock queue_lock((*it).second->queueMutex_); |
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207 | output += getConvertedValue<unsigned int, std::string>((*it).second->queue_.size()); |
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208 | } |
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209 | output += "\t\t"; |
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210 | { |
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211 | #if (BOOST_VERSION >= 103500) |
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212 | boost::mutex::scoped_try_lock interpreter_lock((*it).second->interpreterMutex_); |
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213 | #else |
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214 | boost::try_mutex::scoped_try_lock interpreter_lock((*it).second->interpreterMutex_); |
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215 | #endif |
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216 | if (interpreter_lock.try_lock()) |
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217 | output += "ready"; |
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218 | else |
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219 | output += "busy"; |
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220 | } |
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221 | COUT(0) << output << std::endl; |
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222 | } |
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223 | } |
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224 | |
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225 | void TclThreadManager::dump(unsigned int threadID) |
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226 | { |
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227 | TclInterpreterBundle* bundle = 0; |
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228 | if (threadID == 0) |
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229 | { |
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230 | bundle = &TclThreadManager::getInstance().orxonoxInterpreterBundle_; |
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231 | COUT(0) << "Queue dump of Orxonox:" << std::endl; |
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232 | } |
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233 | else |
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234 | { |
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235 | if ((bundle = TclThreadManager::getInstance().getInterpreterBundle(threadID))) |
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236 | { |
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237 | COUT(0) << "Queue dump of Tcl-thread " << threadID << ":" << std::endl; |
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238 | } |
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239 | else |
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240 | return; |
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241 | } |
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242 | |
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243 | boost::mutex::scoped_lock queue_lock(bundle->queueMutex_); |
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244 | unsigned int index = 0; |
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245 | for (std::list<std::string>::const_iterator it = bundle->queue_.begin(); it != bundle->queue_.end(); ++it) |
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246 | { |
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247 | index++; |
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248 | COUT(0) << index << ": " << (*it) << std::endl; |
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249 | } |
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250 | } |
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251 | |
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252 | void TclThreadManager::flush(unsigned int threadID) |
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253 | { |
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254 | TclInterpreterBundle* bundle = 0; |
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255 | if (threadID == 0) |
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256 | bundle = &TclThreadManager::getInstance().orxonoxInterpreterBundle_; |
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257 | else |
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258 | if (!(bundle = TclThreadManager::getInstance().getInterpreterBundle(threadID))) |
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259 | return; |
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260 | |
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261 | boost::mutex::scoped_lock queue_lock(bundle->queueMutex_); |
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262 | bundle->queue_.clear(); |
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263 | if (threadID == 0) |
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264 | { |
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265 | COUT(0) << "Flushed queue of Orxonox Tcl-interpreter." << std::endl; |
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266 | } |
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267 | else |
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268 | { |
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269 | COUT(0) << "Flushed queue of Tcl-interpreter " << threadID << "." << std::endl; |
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270 | } |
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271 | } |
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272 | |
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273 | void TclThreadManager::tcl_execute(Tcl::object const &args) |
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274 | { |
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275 | TclThreadManager::getInstance().pushCommandToQueue(stripEnclosingBraces(args.get())); |
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276 | } |
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277 | |
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278 | std::string TclThreadManager::tcl_query(int querierID, Tcl::object const &args) |
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279 | { |
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280 | return TclThreadManager::getInstance().evalQuery((unsigned int)querierID, stripEnclosingBraces(args.get())); |
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281 | } |
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282 | |
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283 | std::string TclThreadManager::tcl_crossquery(int querierID, int threadID, Tcl::object const &args) |
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284 | { |
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285 | return TclThreadManager::getInstance().evalQuery((unsigned int)querierID, (unsigned int)threadID, stripEnclosingBraces(args.get())); |
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286 | } |
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287 | |
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288 | bool TclThreadManager::tcl_running(int threadID) |
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289 | { |
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290 | TclInterpreterBundle* bundle = TclThreadManager::getInstance().getInterpreterBundle((unsigned int)threadID); |
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291 | if (bundle) |
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292 | { |
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293 | boost::mutex::scoped_lock running_lock(bundle->runningMutex_); |
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294 | return bundle->running_; |
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295 | } |
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296 | return false; |
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297 | } |
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298 | |
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299 | Tcl::interpreter* TclThreadManager::createNewTclInterpreter(const std::string& threadID) |
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300 | { |
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301 | Tcl::interpreter* i = 0; |
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302 | i = new Tcl::interpreter(TclBind::getInstance().getTclLibPath()); |
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303 | |
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304 | try |
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305 | { |
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306 | i->def("orxonox::query", TclThreadManager::tcl_query, Tcl::variadic()); |
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307 | i->def("orxonox::crossquery", TclThreadManager::tcl_crossquery, Tcl::variadic()); |
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308 | i->def("orxonox::execute", TclThreadManager::tcl_execute, Tcl::variadic()); |
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309 | i->def("orxonox::running", TclThreadManager::tcl_running); |
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310 | |
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311 | i->def("execute", TclThreadManager::tcl_execute, Tcl::variadic()); |
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312 | i->eval("proc query args { orxonox::query " + threadID + " $args }"); |
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313 | i->eval("proc crossquery {id args} { orxonox::crossquery " + threadID + " $id $args }"); |
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314 | i->eval("set id " + threadID); |
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315 | |
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316 | i->eval("rename exit tcl::exit"); |
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317 | i->eval("proc exit {} { orxonox TclThreadManager destroy " + threadID + " }"); |
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318 | |
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319 | i->eval("redef_puts"); |
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320 | |
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321 | // i->eval("rename while tcl::while"); |
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322 | // i->eval("proc while {test command} { tcl::while {[uplevel 1 expr $test]} {uplevel 1 $command} }"); // (\"$test\" && [orxonox::running " + threadID + "]]) |
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323 | // i->eval("rename for tcl::for"); |
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324 | // i->eval("proc for {start test next command} { uplevel tcl::for \"$start\" \"$test\" \"$next\" \"$command\" }"); |
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325 | } |
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326 | catch (Tcl::tcl_error const &e) |
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327 | { COUT(1) << "Tcl error while creating Tcl-interpreter (" << threadID << "): " << e.what() << std::endl; } |
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328 | catch (std::exception const &e) |
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329 | { COUT(1) << "Error while creating Tcl-interpreter (" << threadID << "): " << e.what() << std::endl; } |
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330 | |
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331 | return i; |
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332 | } |
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333 | |
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334 | TclInterpreterBundle* TclThreadManager::getInterpreterBundle(unsigned int threadID) |
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335 | { |
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336 | boost::mutex::scoped_lock bundles_lock(this->bundlesMutex_); |
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337 | std::map<unsigned int, TclInterpreterBundle*>::iterator it = this->interpreterBundles_.find(threadID); |
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338 | if (it != this->interpreterBundles_.end()) |
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339 | { |
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340 | return (*it).second; |
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341 | } |
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342 | else |
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343 | { |
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344 | this->error("Error: No Tcl-interpreter with ID " + getConvertedValue<unsigned int, std::string>(threadID) + " existing."); |
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345 | return 0; |
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346 | } |
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347 | } |
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348 | |
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349 | std::string TclThreadManager::dumpList(const std::list<unsigned int>& list) |
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350 | { |
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351 | std::string output = ""; |
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352 | for (std::list<unsigned int>::const_iterator it = list.begin(); it != list.end(); ++it) |
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353 | { |
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354 | if (it != list.begin()) |
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355 | output += " "; |
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356 | |
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357 | output += getConvertedValue<unsigned int, std::string>(*it); |
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358 | } |
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359 | return output; |
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360 | } |
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361 | |
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362 | void TclThreadManager::error(const std::string& error) |
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363 | { |
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364 | #if (BOOST_VERSION >= 103500) |
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365 | if (boost::this_thread::get_id() != this->threadID_) |
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366 | #else |
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367 | if (boost::thread() != this->threadID_) |
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368 | #endif |
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369 | { |
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370 | boost::mutex::scoped_lock queue_lock(this->orxonoxInterpreterBundle_.queueMutex_); |
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371 | if (this->orxonoxInterpreterBundle_.queue_.size() >= TCLTHREADMANAGER_MAX_QUEUE_LENGTH) |
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372 | { |
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373 | #if (BOOST_VERSION >= 103500) |
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374 | boost::this_thread::yield(); |
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375 | #else |
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376 | boost::thread::yield(); |
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377 | #endif |
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378 | return; |
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379 | } |
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380 | } |
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381 | |
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382 | this->forceCommandToFrontOfQueue("error " + error); |
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383 | } |
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384 | |
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385 | void TclThreadManager::debug(const std::string& error) |
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386 | { |
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387 | #if (BOOST_VERSION >= 103500) |
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388 | if (boost::this_thread::get_id() != this->threadID_) |
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389 | #else |
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390 | if (boost::thread() != this->threadID_) |
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391 | #endif |
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392 | { |
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393 | boost::mutex::scoped_lock queue_lock(this->orxonoxInterpreterBundle_.queueMutex_); |
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394 | if (this->orxonoxInterpreterBundle_.queue_.size() >= TCLTHREADMANAGER_MAX_QUEUE_LENGTH) |
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395 | { |
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396 | #if (BOOST_VERSION >= 103500) |
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397 | boost::this_thread::yield(); |
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398 | #else |
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399 | boost::thread::yield(); |
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400 | #endif |
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401 | return; |
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402 | } |
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403 | } |
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404 | |
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405 | this->forceCommandToFrontOfQueue("debug " + error); |
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406 | } |
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407 | |
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408 | void TclThreadManager::pushCommandToQueue(const std::string& command) |
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409 | { |
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410 | boost::mutex::scoped_lock queue_lock(this->orxonoxInterpreterBundle_.queueMutex_); |
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411 | while (this->orxonoxInterpreterBundle_.queue_.size() >= TCLTHREADMANAGER_MAX_QUEUE_LENGTH) |
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412 | this->fullQueueCondition_.wait(queue_lock); |
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413 | |
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414 | this->orxonoxInterpreterBundle_.queue_.push_back(command); |
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415 | } |
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416 | |
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417 | void TclThreadManager::forceCommandToFrontOfQueue(const std::string& command) |
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418 | { |
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419 | boost::mutex::scoped_lock queue_lock(this->orxonoxInterpreterBundle_.queueMutex_); |
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420 | this->orxonoxInterpreterBundle_.queue_.push_front(command); |
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421 | } |
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422 | |
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423 | std::string TclThreadManager::popCommandFromQueue() |
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424 | { |
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425 | boost::mutex::scoped_lock queue_lock(this->orxonoxInterpreterBundle_.queueMutex_); |
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426 | std::string temp = this->orxonoxInterpreterBundle_.queue_.front(); |
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427 | this->orxonoxInterpreterBundle_.queue_.pop_front(); |
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428 | this->fullQueueCondition_.notify_one(); |
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429 | return temp; |
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430 | } |
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431 | |
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432 | bool TclThreadManager::queueIsEmpty() |
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433 | { |
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434 | boost::mutex::scoped_lock queue_lock(this->orxonoxInterpreterBundle_.queueMutex_); |
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435 | return this->orxonoxInterpreterBundle_.queue_.empty(); |
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436 | } |
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437 | |
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438 | void TclThreadManager::pushCommandToQueue(unsigned int threadID, const std::string& command) |
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439 | { |
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440 | TclInterpreterBundle* bundle = this->getInterpreterBundle(threadID); |
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441 | if (bundle) |
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442 | { |
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443 | boost::mutex::scoped_lock queue_lock(bundle->queueMutex_); |
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444 | if (bundle->queue_.size() >= TCLTHREADMANAGER_MAX_QUEUE_LENGTH) |
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445 | { |
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446 | this->error("Error: Queue of Tcl-interpreter " + getConvertedValue<unsigned int, std::string>(threadID) + " is full, couldn't add command."); |
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447 | return; |
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448 | } |
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449 | |
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450 | bundle->queue_.push_back(command); |
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451 | } |
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452 | } |
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453 | |
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454 | std::string TclThreadManager::popCommandFromQueue(unsigned int threadID) |
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455 | { |
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456 | TclInterpreterBundle* bundle = this->getInterpreterBundle(threadID); |
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457 | if (bundle) |
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458 | { |
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459 | boost::mutex::scoped_lock queue_lock(bundle->queueMutex_); |
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460 | std::string temp = bundle->queue_.front(); |
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461 | bundle->queue_.pop_front(); |
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462 | return temp; |
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463 | } |
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464 | return ""; |
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465 | } |
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466 | |
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467 | bool TclThreadManager::queueIsEmpty(unsigned int threadID) |
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468 | { |
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469 | TclInterpreterBundle* bundle = this->getInterpreterBundle(threadID); |
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470 | if (bundle) |
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471 | { |
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472 | boost::mutex::scoped_lock queue_lock(bundle->queueMutex_); |
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473 | return bundle->queue_.empty(); |
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474 | } |
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475 | return true; |
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476 | } |
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477 | |
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478 | bool TclThreadManager::updateQueriersList(TclInterpreterBundle* querier, TclInterpreterBundle* target) |
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479 | { |
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480 | if (querier == target) |
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481 | return false; |
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482 | |
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483 | boost::mutex::scoped_lock queriers_lock(target->queriersMutex_); |
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484 | |
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485 | { |
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486 | boost::mutex::scoped_lock queriers_lock(querier->queriersMutex_); |
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487 | target->queriers_.insert(target->queriers_.end(), querier->queriers_.begin(), querier->queriers_.end()); |
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488 | } |
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489 | |
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490 | target->queriers_.insert(target->queriers_.end(), querier->id_); |
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491 | |
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492 | if (std::find(target->queriers_.begin(), target->queriers_.end(), target->id_) != target->queriers_.end()) |
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493 | { |
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494 | this->error("Error: Circular query (" + this->dumpList(target->queriers_) + " -> " + getConvertedValue<unsigned int, std::string>(target->id_) + "), couldn't query Tcl-interpreter with ID " + getConvertedValue<unsigned int, std::string>(target->id_) + " from other interpreter with ID " + getConvertedValue<unsigned int, std::string>(querier->id_) + "."); |
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495 | return false; |
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496 | } |
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497 | |
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498 | return true; |
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499 | } |
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500 | |
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501 | std::string TclThreadManager::evalQuery(unsigned int querierID, const std::string& command) |
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502 | { |
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503 | TclInterpreterBundle* querier = this->getInterpreterBundle(querierID); |
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504 | std::string output = ""; |
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505 | if (querier) |
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506 | { |
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507 | if (this->updateQueriersList(querier, &this->orxonoxInterpreterBundle_)) |
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508 | { |
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509 | #if (BOOST_VERSION >= 103500) |
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510 | boost::mutex::scoped_lock interpreter_lock(this->orxonoxInterpreterBundle_.interpreterMutex_); |
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511 | #else |
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512 | boost::try_mutex::scoped_lock interpreter_lock(this->orxonoxInterpreterBundle_.interpreterMutex_); |
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513 | #endif |
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514 | this->orxonoxEvalCondition_.wait(interpreter_lock); |
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515 | |
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516 | if (!CommandExecutor::execute(command, false)) |
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517 | this->error("Error: Can't execute command \"" + command + "\"!"); |
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518 | |
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519 | if (CommandExecutor::getLastEvaluation().hasReturnvalue()) |
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520 | output = CommandExecutor::getLastEvaluation().getReturnvalue().getString(); |
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521 | } |
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522 | |
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523 | boost::mutex::scoped_lock queriers_lock(this->orxonoxInterpreterBundle_.queriersMutex_); |
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524 | this->orxonoxInterpreterBundle_.queriers_.clear(); |
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525 | } |
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526 | return output; |
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527 | } |
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528 | |
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529 | std::string TclThreadManager::evalQuery(unsigned int querierID, unsigned int threadID, const std::string& command) |
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530 | { |
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531 | TclInterpreterBundle* target = 0; |
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532 | if (threadID) |
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533 | target = this->getInterpreterBundle(threadID); |
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534 | else |
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535 | target = &this->orxonoxInterpreterBundle_; |
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536 | |
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537 | std::string output = ""; |
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538 | if (target) |
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539 | { |
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540 | TclInterpreterBundle* querier = 0; |
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541 | if (querierID) |
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542 | querier = this->getInterpreterBundle(querierID); |
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543 | else |
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544 | querier = &this->orxonoxInterpreterBundle_; |
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545 | |
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546 | if (querier) |
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547 | { |
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548 | if (this->updateQueriersList(querier, target)) |
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549 | { |
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550 | #if (BOOST_VERSION >= 103500) |
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551 | boost::mutex::scoped_try_lock interpreter_lock(target->interpreterMutex_); |
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552 | #else |
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553 | boost::try_mutex::scoped_try_lock interpreter_lock(target->interpreterMutex_); |
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554 | #endif |
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555 | bool successfullyLocked = false; |
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556 | try |
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557 | { |
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558 | if (querierID == 0 || std::find(querier->queriers_.begin(), querier->queriers_.end(), (unsigned int)0) != querier->queriers_.end()) |
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559 | successfullyLocked = interpreter_lock.try_lock(); |
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560 | else |
---|
561 | { |
---|
562 | while (!interpreter_lock.try_lock()) |
---|
563 | { |
---|
564 | #if (BOOST_VERSION >= 103500) |
---|
565 | boost::this_thread::yield(); |
---|
566 | #else |
---|
567 | boost::thread::yield(); |
---|
568 | #endif |
---|
569 | } |
---|
570 | |
---|
571 | successfullyLocked = true; |
---|
572 | } |
---|
573 | } catch (...) {} |
---|
574 | |
---|
575 | if (successfullyLocked) |
---|
576 | { |
---|
577 | this->debug("TclThread_query: " + command); |
---|
578 | try |
---|
579 | { output = (std::string)target->interpreter_->eval(command); } |
---|
580 | catch (Tcl::tcl_error const &e) |
---|
581 | { this->error("Tcl error: " + (std::string)e.what()); } |
---|
582 | catch (std::exception const &e) |
---|
583 | { this->error("Error while executing Tcl: " + (std::string)e.what()); } |
---|
584 | } |
---|
585 | else |
---|
586 | { |
---|
587 | this->error("Error: Couldn't query Tcl-interpreter with ID " + getConvertedValue<unsigned int, std::string>(threadID) + ", interpreter is busy right now."); |
---|
588 | } |
---|
589 | } |
---|
590 | |
---|
591 | boost::mutex::scoped_lock queriers_lock(target->queriersMutex_); |
---|
592 | target->queriers_.clear(); |
---|
593 | } |
---|
594 | } |
---|
595 | return output; |
---|
596 | } |
---|
597 | |
---|
598 | void TclThreadManager::update(const Clock& time) |
---|
599 | { |
---|
600 | { |
---|
601 | this->orxonoxEvalCondition_.notify_one(); |
---|
602 | #if (BOOST_VERSION >= 103500) |
---|
603 | boost::this_thread::yield(); |
---|
604 | #else |
---|
605 | boost::thread::yield(); |
---|
606 | #endif |
---|
607 | } |
---|
608 | |
---|
609 | { |
---|
610 | boost::mutex::scoped_lock bundles_lock(this->bundlesMutex_); |
---|
611 | for (std::map<unsigned int, TclInterpreterBundle*>::iterator it = this->interpreterBundles_.begin(); it != this->interpreterBundles_.end(); ++it) |
---|
612 | { |
---|
613 | boost::mutex::scoped_lock queue_lock((*it).second->queueMutex_); |
---|
614 | if (!(*it).second->queue_.empty()) |
---|
615 | { |
---|
616 | std::string command = (*it).second->queue_.front(); |
---|
617 | (*it).second->queue_.pop_front(); |
---|
618 | { |
---|
619 | boost::mutex::scoped_lock finished_lock((*it).second->finishedMutex_); |
---|
620 | (*it).second->finished_ = false; |
---|
621 | } |
---|
622 | boost::thread(boost::bind(&tclThread, (*it).second, command)); |
---|
623 | } |
---|
624 | } |
---|
625 | } |
---|
626 | |
---|
627 | { |
---|
628 | #if (BOOST_VERSION >= 103500) |
---|
629 | boost::mutex::scoped_lock interpreter_lock(this->orxonoxInterpreterBundle_.interpreterMutex_); |
---|
630 | #else |
---|
631 | boost::try_mutex::scoped_lock interpreter_lock(this->orxonoxInterpreterBundle_.interpreterMutex_); |
---|
632 | #endif |
---|
633 | unsigned long maxtime = (unsigned long)(time.getDeltaTime() * 1000000 * TCLTHREADMANAGER_MAX_CPU_USAGE); |
---|
634 | Ogre::Timer timer; |
---|
635 | while (!this->queueIsEmpty()) |
---|
636 | { |
---|
637 | CommandExecutor::execute(this->popCommandFromQueue(), false); |
---|
638 | if (timer.getMicroseconds() > maxtime) |
---|
639 | break; |
---|
640 | } |
---|
641 | } |
---|
642 | } |
---|
643 | |
---|
644 | std::list<unsigned int> TclThreadManager::getThreadList() const |
---|
645 | { |
---|
646 | boost::mutex::scoped_lock bundles_lock(TclThreadManager::getInstance().bundlesMutex_); |
---|
647 | std::list<unsigned int> threads; |
---|
648 | for (std::map<unsigned int, TclInterpreterBundle*>::const_iterator it = this->interpreterBundles_.begin(); it != this->interpreterBundles_.end(); ++it) |
---|
649 | threads.push_back((*it).first); |
---|
650 | return threads; |
---|
651 | } |
---|
652 | |
---|
653 | void tclThread(TclInterpreterBundle* interpreterBundle, std::string command) |
---|
654 | { |
---|
655 | TclThreadManager::getInstance().debug("TclThread_execute: " + command); |
---|
656 | #if (BOOST_VERSION >= 103500) |
---|
657 | boost::mutex::scoped_lock interpreter_lock(interpreterBundle->interpreterMutex_); |
---|
658 | #else |
---|
659 | boost::try_mutex::scoped_lock interpreter_lock(interpreterBundle->interpreterMutex_); |
---|
660 | #endif |
---|
661 | try |
---|
662 | { |
---|
663 | interpreterBundle->interpreter_->eval(command); |
---|
664 | } |
---|
665 | catch (Tcl::tcl_error const &e) |
---|
666 | { |
---|
667 | TclThreadManager::getInstance().error("Tcl (ID " + getConvertedValue<unsigned int, std::string>(interpreterBundle->id_) + ") error: " + e.what()); |
---|
668 | } |
---|
669 | catch (std::exception const &e) |
---|
670 | { |
---|
671 | TclThreadManager::getInstance().error("Error while executing Tcl (ID " + getConvertedValue<unsigned int, std::string>(interpreterBundle->id_) + "): " + e.what()); |
---|
672 | } |
---|
673 | |
---|
674 | boost::mutex::scoped_lock finished_lock(interpreterBundle->finishedMutex_); |
---|
675 | interpreterBundle->finished_ = true; |
---|
676 | interpreterBundle->finishedCondition_.notify_all(); |
---|
677 | } |
---|
678 | } |
---|