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von raredesign | Dez 3, 2019 | Allgemein | 0 Kommentare
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 <span id="projectnumber">1.4.0</span>
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<a href="Lock_8hxx.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (c) 2004 MUSIC TECHNOLOGY GROUP (MTG)</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * UNIVERSITAT POMPEU FABRA</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * This program is free software; you can redistribute it and/or modify</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * it under the terms of the GNU General Public License as published by</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * the Free Software Foundation; either version 2 of the License, or</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * (at your option) any later version.</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * This program is distributed in the hope that it will be useful,</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * GNU General Public License for more details.</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * You should have received a copy of the GNU General Public License</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * along with this program; if not, write to the Free Software</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#ifndef __LOCK__</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor"></span><span class="preprocessor">#define __LOCK__</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "<a class="code" href="ErrSystem_8hxx.html">ErrSystem.hxx</a>"</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "<a class="code" href="xtime_8hxx.html">xtime.hxx</a>"</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">namespace </span>CLAM</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> {</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keyword">class </span>Condition;</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  </div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keyword">namespace </span>Hidden</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  {</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  </div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keyword">using</span> <a class="code" href="structCLAM_1_1xtime.html">CLAM::xtime</a>;</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  </div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> MutexType></div>
<div class="line"><a name="l00038"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html"> 38</a></span>  <span class="keyword">class </span><a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html">LockOps</a> </div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  {</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html">LockOps</a>() { }</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  </div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00044"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html#a4fa4654bc78dbff33a03dfc8266c5889"> 44</a></span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> MutexType::ConditionVar <a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html#a4fa4654bc78dbff33a03dfc8266c5889">LockState</a>;</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  </div>
<div class="line"><a name="l00046"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html#ab65de1b6248cefd89b55ce6992c5b506"> 46</a></span>  <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html#ab65de1b6248cefd89b55ce6992c5b506">Lock</a>(MutexType& m)</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  {</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  m.DoLock();</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  }</div>
<div class="line"><a name="l00050"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html#af7fd5bb7f09f89e3792571bb87bd6341"> 50</a></span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> <a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html#af7fd5bb7f09f89e3792571bb87bd6341">TryLock</a>(MutexType& m)</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  {</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordflow">return</span> m.DoTryLock();</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  }</div>
<div class="line"><a name="l00054"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html#a32d46e7b5f8c26093fb8707cf1f9e71d"> 54</a></span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> <a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html#a32d46e7b5f8c26093fb8707cf1f9e71d">TimedLock</a>(MutexType& m, <span class="keyword">const</span> <a class="code" href="structCLAM_1_1xtime.html">xtime</a>& xt)</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  {</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordflow">return</span> m.DoTimedLock(xt);</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  }</div>
<div class="line"><a name="l00058"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html#abd753c8583b3cd1c8b815fd3eb7161d9"> 58</a></span>  <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html#abd753c8583b3cd1c8b815fd3eb7161d9">Unlock</a>(MutexType& m)</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  {</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  m.DoUnlock();</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  }</div>
<div class="line"><a name="l00062"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html#ac44863b69b38eb0fca509ca0757178be"> 62</a></span>  <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html#ab65de1b6248cefd89b55ce6992c5b506">Lock</a>(MutexType& m, <a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html#a4fa4654bc78dbff33a03dfc8266c5889">LockState</a>& state)</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  {</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  m.DoLock(state);</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  }</div>
<div class="line"><a name="l00066"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html#a43d3e9b1f306cdb02aebae357b8973b1"> 66</a></span>  <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html#abd753c8583b3cd1c8b815fd3eb7161d9">Unlock</a>(MutexType& m, <a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html#a4fa4654bc78dbff33a03dfc8266c5889">LockState</a>& state)</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  {</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  m.DoUnlock(state);</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  }</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  };</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  </div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> MutexType></div>
<div class="line"><a name="l00073"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html"> 73</a></span>  <span class="keyword">class </span><a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html">ScopedLock</a></div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  {</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00076"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html#ab1f1ed9829dc53e1427998938b1689a7"> 76</a></span>  <span class="keyword">typedef</span> MutexType <a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html#ab1f1ed9829dc53e1427998938b1689a7">mutex_type</a>;</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  </div>
<div class="line"><a name="l00078"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html#ac9e86af3c6385672d1ddabe0de2416b0"> 78</a></span>  <span class="keyword">explicit</span> <a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html#ac9e86af3c6385672d1ddabe0de2416b0">ScopedLock</a>(MutexType& mx, <span class="keywordtype">bool</span> initially_locked=<span class="keyword">true</span>)</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  : mMutex(mx), mLocked(false)</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  {</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordflow">if</span> (initially_locked) </div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html#a1b5be032c99ebf66e86bb3eb5ecd1fe1">Lock</a>();</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  }</div>
<div class="line"><a name="l00084"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html#a6b3b8cda5074344efafad17950e88c1b"> 84</a></span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html#a6b3b8cda5074344efafad17950e88c1b">~ScopedLock</a>()</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  {</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">if</span> (mLocked) </div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html#a92bb1d8d47f091b099e91f95ea890aea">Unlock</a>();</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  }</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  </div>
<div class="line"><a name="l00090"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html#a1b5be032c99ebf66e86bb3eb5ecd1fe1"> 90</a></span>  <span class="keywordtype">void</span> <a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html#a1b5be032c99ebf66e86bb3eb5ecd1fe1">Lock</a>()</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  {</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">if</span> (mLocked) </div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keywordflow">throw</span> <a class="code" href="classCLAM_1_1LockError.html">LockError</a>( <span class="stringliteral">"Trying to Lock already locked Mutex"</span> );</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  </div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html#a1b5be032c99ebf66e86bb3eb5ecd1fe1">Hidden::LockOps<mutex_type>::Lock</a>(mMutex);</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  mLocked = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  }</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  </div>
<div class="line"><a name="l00099"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html#a92bb1d8d47f091b099e91f95ea890aea"> 99</a></span>  <span class="keywordtype">void</span> <a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html#a92bb1d8d47f091b099e91f95ea890aea">Unlock</a>()</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  {</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordflow">if</span> (!mLocked) </div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">throw</span> <a class="code" href="classCLAM_1_1LockError.html">LockError</a>(<span class="stringliteral">"Trying to Unlock already a not yet locked Mutex"</span>);</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  </div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html#a92bb1d8d47f091b099e91f95ea890aea">LockOps<mutex_type>::Unlock</a>(mMutex);</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> </div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  mLocked = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  }</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div>
<div class="line"><a name="l00109"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html#a2edce1b17967b00bab734f57d4ba1310"> 109</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html#a2edce1b17967b00bab734f57d4ba1310">Locked</a>()<span class="keyword"> const </span></div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="keyword"> </span>{ </div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">return</span> mLocked; </div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  }</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div>
<div class="line"><a name="l00114"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html#a20ebdacd8d756c4ef7f950b4f12ac520"> 114</a></span>  <span class="keyword">operator</span> <span class="keyword">const</span> <span class="keywordtype">void</span>*() <span class="keyword">const</span> </div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  { </div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordflow">return</span> mLocked ? <span class="keyword">this</span> : 0; </div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  }</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> </div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00120"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html#a1cbb7a29ce95fa30f523c8ece16de15a"> 120</a></span>  <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classCLAM_1_1Condition.html">CLAM::Condition</a>;</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> </div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  MutexType& mMutex;</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordtype">bool</span> mLocked;</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  };</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> </div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> TryMutexType></div>
<div class="line"><a name="l00127"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html"> 127</a></span>  <span class="keyword">class </span><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html">ScopedTryLock</a> </div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  {</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00130"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#a9f2a536cde83cc25ad32f3d0024fb231"> 130</a></span>  <span class="keyword">typedef</span> TryMutexType <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#a9f2a536cde83cc25ad32f3d0024fb231">mutex_type</a>;</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> </div>
<div class="line"><a name="l00132"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#af570c171d8a540c81ea970b92c112a3c"> 132</a></span>  <span class="keyword">explicit</span> <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#af570c171d8a540c81ea970b92c112a3c">ScopedTryLock</a>(TryMutexType& mx)</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  : mMutex(mx), mLocked(false)</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  {</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#aaf8b6d0c6b65424cf08f1c228363598d">TryLock</a>();</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  }</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> </div>
<div class="line"><a name="l00138"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#ab8eba2e1b44b50577d8d109c13ab11f1"> 138</a></span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#af570c171d8a540c81ea970b92c112a3c">ScopedTryLock</a>(TryMutexType& mx, <span class="keywordtype">bool</span> initially_locked)</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  : mMutex(mx), mLocked(false)</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  {</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordflow">if</span> (initially_locked) </div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#a240b62cc1c92b6ecebd2706faa3a9677">Lock</a>();</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  }</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  </div>
<div class="line"><a name="l00145"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#a1d16c847199227b5b9929ea26003e90f"> 145</a></span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#a1d16c847199227b5b9929ea26003e90f">~ScopedTryLock</a>()</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  {</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordflow">if</span> (mLocked) </div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#ad5151bada00fe960e68e3d8898508886">Unlock</a>();</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  }</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div>
<div class="line"><a name="l00151"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#a240b62cc1c92b6ecebd2706faa3a9677"> 151</a></span>  <span class="keywordtype">void</span> <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#a240b62cc1c92b6ecebd2706faa3a9677">Lock</a>()</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  {</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">if</span> (mLocked) </div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordflow">throw</span> <a class="code" href="classCLAM_1_1LockError.html">LockError</a>(<span class="stringliteral">"Trying to Lock already locked Mutex"</span>);</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  </div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#a240b62cc1c92b6ecebd2706faa3a9677">LockOps<TryMutexType>::Lock</a>(mMutex);</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  mLocked = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  }</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> </div>
<div class="line"><a name="l00161"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#aaf8b6d0c6b65424cf08f1c228363598d"> 161</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#aaf8b6d0c6b65424cf08f1c228363598d">TryLock</a>()</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  {</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">if</span> (mLocked) </div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">throw</span> <a class="code" href="classCLAM_1_1LockError.html">LockError</a>(<span class="stringliteral">"Trying to Lock already locked Mutex"</span>);</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> </div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">return</span> (mLocked = <a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html">LockOps<TryMutexType>::TryLock</a>(mMutex));</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  }</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  </div>
<div class="line"><a name="l00169"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#ad5151bada00fe960e68e3d8898508886"> 169</a></span>  <span class="keywordtype">void</span> <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#ad5151bada00fe960e68e3d8898508886">Unlock</a>()</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  {</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keywordflow">if</span> (!mLocked) </div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordflow">throw</span> <a class="code" href="classCLAM_1_1LockError.html">LockError</a>(<span class="stringliteral">"Trying to Unlock already a not yet locked Mutex"</span>);</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  </div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#ad5151bada00fe960e68e3d8898508886">LockOps<TryMutexType>::Unlock</a>(mMutex);</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> </div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  mLocked = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  }</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> </div>
<div class="line"><a name="l00179"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#a99c9ede655a68ea7f6a3fe434d1ba6d6"> 179</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#a99c9ede655a68ea7f6a3fe434d1ba6d6">Locked</a>()<span class="keyword"> const </span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="keyword"> </span>{ </div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">return</span> mLocked; </div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  }</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  </div>
<div class="line"><a name="l00184"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#a559fe11b50531d3e44463d18e0c6d404"> 184</a></span>  <span class="keyword">operator</span> <span class="keyword">const</span> <span class="keywordtype">void</span>*() <span class="keyword">const</span> </div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  { </div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordflow">return</span> mLocked ? <span class="keyword">this</span> : 0; </div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  }</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> </div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  </div>
<div class="line"><a name="l00191"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTryLock.html#a1cbb7a29ce95fa30f523c8ece16de15a"> 191</a></span>  <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classCLAM_1_1Condition.html">CLAM::Condition</a>;</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> </div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  TryMutexType& mMutex;</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordtype">bool</span> mLocked;</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  };</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> </div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> TimedMutexType></div>
<div class="line"><a name="l00198"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html"> 198</a></span>  <span class="keyword">class </span><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html">ScopedTimedLock</a> </div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  {</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00201"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#a8b2ddb93c5223347d8ae63579492c224"> 201</a></span>  <span class="keyword">typedef</span> TimedMutexType <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#a8b2ddb93c5223347d8ae63579492c224">mutex_type</a>;</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> </div>
<div class="line"><a name="l00203"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#ade1ab86122f930eb4a1e9e7afe8b49fd"> 203</a></span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#ade1ab86122f930eb4a1e9e7afe8b49fd">ScopedTimedLock</a>(TimedMutexType& mx, <span class="keyword">const</span> <a class="code" href="structCLAM_1_1xtime.html">xtime</a>& xt )</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  : mMutex(mx), mLocked(false)</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  {</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  </div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#a5365e2f537de19559b1bc31361bbe501">TimedLock</a>(xt);</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  }</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  </div>
<div class="line"><a name="l00210"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#a76b22cc2864ab5f302b1c2c5639cda82"> 210</a></span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#ade1ab86122f930eb4a1e9e7afe8b49fd">ScopedTimedLock</a>(TimedMutexType& mx, <span class="keywordtype">bool</span> initially_locked)</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  : mMutex(mx), mLocked(false)</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  {</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="keywordflow">if</span> (initially_locked) </div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#a0ae185719aa7f962dfee374d08b84e97">Lock</a>();</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  }</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  </div>
<div class="line"><a name="l00217"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#a0f0584219d29602544bc970fef9a9683"> 217</a></span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#a0f0584219d29602544bc970fef9a9683">~ScopedTimedLock</a>()</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  {</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keywordflow">if</span> (mLocked) </div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#a529dfc2916e6f8d3a8bfaa0bb9e27c18">Unlock</a>();</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  }</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> </div>
<div class="line"><a name="l00223"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#a0ae185719aa7f962dfee374d08b84e97"> 223</a></span>  <span class="keywordtype">void</span> <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#a0ae185719aa7f962dfee374d08b84e97">Lock</a>()</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  {</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">if</span> (mLocked) </div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keywordflow">throw</span> <a class="code" href="classCLAM_1_1LockError.html">LockError</a>(<span class="stringliteral">"Trying to Lock already locked Mutex"</span>);</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  </div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#a0ae185719aa7f962dfee374d08b84e97">LockOps<TimedMutexType>::Lock</a>(mMutex);</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> </div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  mLocked = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  }</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span> </div>
<div class="line"><a name="l00233"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#a5365e2f537de19559b1bc31361bbe501"> 233</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#a5365e2f537de19559b1bc31361bbe501">TimedLock</a>(<span class="keyword">const</span> <a class="code" href="structCLAM_1_1xtime.html">xtime</a>& xt)</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  {</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordflow">if</span> (mLocked) </div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keywordflow">throw</span> <a class="code" href="classCLAM_1_1LockError.html">LockError</a>(<span class="stringliteral">"Trying to Lock already locked Mutex"</span>);</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> </div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordflow">return</span> (mLocked = <a class="code" href="classCLAM_1_1Hidden_1_1LockOps.html">LockOps<TimedMutexType>::TimedLock</a>(mMutex, xt));</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  }</div>
<div class="line"><a name="l00240"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#a529dfc2916e6f8d3a8bfaa0bb9e27c18"> 240</a></span>  <span class="keywordtype">void</span> <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#a529dfc2916e6f8d3a8bfaa0bb9e27c18">Unlock</a>()</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  {</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="keywordflow">if</span> (!mLocked) </div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordflow">throw</span> <a class="code" href="classCLAM_1_1LockError.html">LockError</a>(<span class="stringliteral">"Trying to Unlock already a not yet locked Mutex"</span>);</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> </div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#a529dfc2916e6f8d3a8bfaa0bb9e27c18">LockOps<TimedMutexType>::Unlock</a>(mMutex);</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  </div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  mLocked = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  }</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span> </div>
<div class="line"><a name="l00250"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#a8938270826b768fe546073d0440675fa"> 250</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#a8938270826b768fe546073d0440675fa">Locked</a>()<span class="keyword"> const </span></div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span> <span class="keyword"> </span>{ </div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keywordflow">return</span> mLocked; </div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  }</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  </div>
<div class="line"><a name="l00255"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#af0ddf28daae36392111b799d7c0cd241"> 255</a></span>  <span class="keyword">operator</span> <span class="keyword">const</span> <span class="keywordtype">void</span>*() <span class="keyword">const</span> </div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  { </div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keywordflow">return</span> mLocked ? <span class="keyword">this</span> : 0; </div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  }</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span> </div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> </div>
<div class="line"><a name="l00262"></a><span class="lineno"><a class="code" href="classCLAM_1_1Hidden_1_1ScopedTimedLock.html#a1cbb7a29ce95fa30f523c8ece16de15a"> 262</a></span>  <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classCLAM_1_1Condition.html">CLAM::Condition</a>;</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> </div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  TimedMutexType& mMutex;</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="keywordtype">bool</span> mLocked;</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  };</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  </div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  } <span class="comment">// End of namespace Hidden</span></div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span> </div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span> } <span class="comment">// end of namespace CLAM</span></div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span> </div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span> <span class="preprocessor">#endif // Lock.hxx</span></div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span> <span class="preprocessor"></span></div>
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