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<a href="InterProcessMutex_8cc.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> </div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="keyword">extern</span> <span class="stringliteral">"C"</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> {</div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="preprocessor">#include <sys/file.h></span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> }</div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="preprocessor">#include <iostream></span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#include <fstream></span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> </div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include "<a class="code" href="Logger_8h.html">zypp/base/Logger.h</a>"</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include "<a class="code" href="Gettext_8h.html">zypp/base/Gettext.h</a>"</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include "<a class="code" href="IOStream_8h.html">zypp/base/IOStream.h</a>"</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "<a class="code" href="InterProcessMutex_8h.html">zypp/base/InterProcessMutex.h</a>"</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "<a class="code" href="String_8h.html">zypp/base/String.h</a>"</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "<a class="code" href="TmpPath_8h.html">zypp/TmpPath.h</a>"</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include "<a class="code" href="Pathname_8h.html">zypp/Pathname.h</a>"</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include "<a class="code" href="PathInfo_8h.html">zypp/PathInfo.h</a>"</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div><div class="line"><a name="l00019"></a><span class="lineno"><a class="line" href="InterProcessMutex_8cc.html#a01fb484ed101629c35839b5247d59cd6"> 19</a></span> <span class="preprocessor">#define LMIL MIL << "LOCK [" << _options.name << "] "</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="keyword">using namespace </span><a class="code" href="namespacestd.html">std</a>;</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="keyword">namespace </span><a class="code" href="namespacezypp.html">zypp</a></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> {</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">namespace </span>base</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</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"><a class="line" href="classzypp_1_1base_1_1ZYppLockedException.html#a372f0426c131f919da717277708127ae"> 28</a></span> ZYppLockedException::ZYppLockedException( <span class="keyword">const</span> std::string & msg_r,</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keyword">const</span> std::string &name,</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  pid_t locker_pid )</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  : <a class="code" href="classzypp_1_1Exception.html">Exception</a>(msg_r)</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  , _locker_pid (locker_pid)</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  , _name(name)</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> </div><div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="classzypp_1_1base_1_1ZYppLockedException.html#a65e098b1804c3ed711cd9aa64cab7793"> 36</a></span> <a class="code" href="classzypp_1_1base_1_1ZYppLockedException.html#a65e098b1804c3ed711cd9aa64cab7793">ZYppLockedException::~ZYppLockedException</a>() throw()</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> {}</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  </div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div><div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#af1893b7bcffd7624d68db677e9c06e39"> 40</a></span> <a class="code" href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#af1893b7bcffd7624d68db677e9c06e39">InterProcessMutex::Options::Options</a>( <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a92b55e495c58a83a5a18acb914efd909">ConsumerType</a> ptype,</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keyword">const</span> std::string &pname,</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordtype">int</span> ptimeout )</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  : name(pname) </div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  , <a class="code" href="MediaCurl_8cc.html#afa7be8b85625b1bf5cda13fad9fd5814">timeout</a>(ptimeout)</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  , type(ptype)</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> {</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keywordflow">if</span> ( geteuid() == 0 )</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <a class="code" href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#af1ac256968a3bb9245f920690c1e83df">base</a> = <span class="stringliteral">"/var/run"</span>;</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <a class="code" href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#af1ac256968a3bb9245f920690c1e83df">base</a> = <a class="code" href="classzypp_1_1filesystem_1_1TmpPath.html#a475efb7dd1966b7b1e1bd498dfa5ef2d">filesystem::TmpPath::defaultLocation</a>() + ( string(<span class="stringliteral">"zypp-"</span>) + getenv(<span class="stringliteral">"USER"</span>) );</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>  </div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  </div><div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="classzypp_1_1base_1_1InterProcessMutex.html#afa38a3d3f446048c01f077d70e9da7cb"> 55</a></span> <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#afa38a3d3f446048c01f077d70e9da7cb">InterProcessMutex::InterProcessMutex</a>( <span class="keyword">const</span> <a class="code" href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html">Options</a> &poptions )</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  : <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a7111c6dbd70a898312400f7582649734">_options</a>(poptions)</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> {</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="comment">// get the current pid</span></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  pid_t curr_pid = getpid();</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <a class="code" href="classzypp_1_1filesystem_1_1Pathname.html">Pathname</a> lock_file = <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a16a22ffe99dba1598f56ac051aa0c1bf">lockFilePath</a>();</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordtype">int</span> totalslept = 0;</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordtype">int</span> k = 0;</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>  <span class="keywordflow">while</span> (1)</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  {</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  k++;</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>  <span class="comment">// try to create the lock file atomically, this will fail if</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="comment">// the lock exists</span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordflow">try</span> {</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#aa109f392ed9985f129b2a266682065ae">_fd</a>.reset( <span class="keyword">new</span> <a class="code" href="classzypp_1_1base_1_1Fd.html">Fd</a>( lock_file, O_RDWR | O_CREAT | O_EXCL, 0666) );</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  } <span class="keywordflow">catch</span> (...) {</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#aa109f392ed9985f129b2a266682065ae">_fd</a>.reset();</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="keywordflow">if</span> ( !<a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#aa109f392ed9985f129b2a266682065ae">_fd</a> || !<a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#aa109f392ed9985f129b2a266682065ae">_fd</a>->isOpen() )</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  {</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keyword">struct </span>flock lock;</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  </div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="comment">// the file exists, lets see if someone has it locked exclusively</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#aa109f392ed9985f129b2a266682065ae">_fd</a>.reset( <span class="keyword">new</span> <a class="code" href="classzypp_1_1base_1_1Fd.html">Fd</a>( lock_file, O_RDWR ) );</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordflow">if</span> ( !<a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#aa109f392ed9985f129b2a266682065ae">_fd</a>->isOpen() )</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  {</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <a class="code" href="group__ZYPP__THROW.html#gaf8c3a87d63dd4f26f059eddd62c22864">ZYPP_THROW</a>(<a class="code" href="classzypp_1_1Exception.html">Exception</a>(<a class="code" href="group__ZYPP__SMART__PTR.html#ga9ffc8a01367e8a71d551ea8dbdc356f2">str::form</a>(<a class="code" href="Gettext_8h.html#ad0ac7087c1804ce80118f897d7edd897">_</a>(<span class="stringliteral">"Can't open lock file: %s"</span>), <a class="code" href="namespacezypp_1_1str.html#a75434826dce86955430d0ef9997eedde">strerror</a>(errno))));</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  }</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>  memset(&lock, 0, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> flock));</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  lock.l_whence = SEEK_SET;</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>  <span class="comment">// GETLK tells you the conflicting lock as if the lock you pass</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="comment">// would have been set. So set the lock type depending on whether</span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="comment">// we are a writer or a reader.</span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  lock.l_type = ( ( <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a7111c6dbd70a898312400f7582649734">_options</a>.<a class="code" href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#ac794d6ed3c93aeea384e9b22cc995e19">type</a> == <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a92b55e495c58a83a5a18acb914efd909a4ca83e486b0cb7d049cf33b29ee866a3">Writer</a> ) ? F_WRLCK : F_RDLCK );</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</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>  <span class="comment">// get lock information</span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">if</span> (fcntl(<a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#aa109f392ed9985f129b2a266682065ae">_fd</a>->fd(), F_GETLK, &lock) < 0)</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>  <a class="code" href="group__ZYPP__THROW.html#gaf8c3a87d63dd4f26f059eddd62c22864">ZYPP_THROW</a>(<a class="code" href="classzypp_1_1Exception.html">Exception</a>(<span class="keywordtype">string</span>(<span class="stringliteral">"Error getting lock info: "</span>) + <a class="code" href="namespacezypp_1_1str.html#a75434826dce86955430d0ef9997eedde">strerror</a>(errno)));</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  }</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>  </div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <a class="code" href="group__ZYPP__BASE__LOGGER__MACROS.html#ga552f8ec9d8e5b4efa04839a129104818">MIL</a> << lock_file << <span class="stringliteral">" : "</span>;</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordflow">switch</span> ( lock.l_type )</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  {</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">case</span> F_WRLCK:</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <a class="code" href="group__ZYPP__BASE__LOGGER__MACROS.html#ga552f8ec9d8e5b4efa04839a129104818">MIL</a> << <span class="stringliteral">" Write-Lock conflicts"</span> << endl;</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">case</span> F_RDLCK:</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <a class="code" href="group__ZYPP__BASE__LOGGER__MACROS.html#ga552f8ec9d8e5b4efa04839a129104818">MIL</a> << <span class="stringliteral">" Read-Lock conflicts"</span> << endl; </div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">case</span> F_UNLCK:</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <a class="code" href="group__ZYPP__BASE__LOGGER__MACROS.html#ga552f8ec9d8e5b4efa04839a129104818">MIL</a> << <span class="stringliteral">" No lock conflicts"</span> << endl;</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keywordflow">default</span>:</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  </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="comment">// F_GETLK is confusing</span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="comment">// http://groups.google.com/group/comp.unix.solaris/tree/browse_frm/month/2005-09/123fae2c774bceed?rnum=61&_done=%2Fgroup%2Fcomp.unix.solaris%2Fbrowse_frm%2Fmonth%2F2005-09%3F</span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="comment">// new table of access</span></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="comment">// F_WRLCK Reader Wait or abort</span></div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="comment">// F_WRLCK Writer Wait or abort</span></div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="comment">// F_RDLCK Writer Wait or abort</span></div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="comment">// F_RDLCK Reader Can't happen, anyway, wait or abort </span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="comment">// F_UNLCK Reader Take reader lock</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="comment">// F_UNLCK Writer Take writer lock</span></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>  </div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> </div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="comment">// wait or abort</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordflow">if</span> ( lock.l_type != F_UNLCK )</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  {</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="comment">// some lock conflicts with us.</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <a class="code" href="InterProcessMutex_8cc.html#a01fb484ed101629c35839b5247d59cd6">LMIL</a> << <span class="stringliteral">"pid "</span> << lock.l_pid << <span class="stringliteral">" is running and has a lock that conflicts with us."</span> << std::endl;</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>  <span class="comment">// abort if we have slept more or equal than the timeout, but</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="comment">// not for the case where timeout is negative which means no</span></div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="comment">// timeout and therefore we never abort.</span></div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordflow">if</span> ( (totalslept >= <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a7111c6dbd70a898312400f7582649734">_options</a>.<a class="code" href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#af072ab2bbf878fd4cd44a7fa779a5c02">timeout</a>) && (<a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a7111c6dbd70a898312400f7582649734">_options</a>.<a class="code" href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#af072ab2bbf878fd4cd44a7fa779a5c02">timeout</a> >= 0 ) )</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  {</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <a class="code" href="group__ZYPP__THROW.html#gaf8c3a87d63dd4f26f059eddd62c22864">ZYPP_THROW</a>(<a class="code" href="classzypp_1_1base_1_1ZYppLockedException.html">ZYppLockedException</a>( </div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <a class="code" href="Gettext_8h.html#ad0ac7087c1804ce80118f897d7edd897">_</a>(<span class="stringliteral">"This action is being run by another program already."</span>),</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a7111c6dbd70a898312400f7582649734">_options</a>.<a class="code" href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#ab74e778ad958810183ec2e4eb480c95f">name</a>, lock.l_pid));</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  }</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="comment">// if not, let sleep one second and count it</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <a class="code" href="InterProcessMutex_8cc.html#a01fb484ed101629c35839b5247d59cd6">LMIL</a> << <span class="stringliteral">"waiting 1 second..."</span> << endl;</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  sleep(1);</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  ++totalslept;</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">continue</span>;</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">else</span> <span class="keywordflow">if</span> ( ( lock.l_type == F_UNLCK ) && ( <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a7111c6dbd70a898312400f7582649734">_options</a>.<a class="code" href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#ac794d6ed3c93aeea384e9b22cc995e19">type</a> == <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a92b55e495c58a83a5a18acb914efd909a070f400ef460e5e01663aba0b982e64c">Reader</a> ) )</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  {</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="comment">// either there is no lock or a reader has it so we just</span></div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="comment">// acquire a reader lock.</span></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>  <span class="comment">// try to get more lock info</span></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  lock.l_type = F_WRLCK;</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  </div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">if</span> (fcntl(<a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#aa109f392ed9985f129b2a266682065ae">_fd</a>->fd(), F_GETLK, &lock) < 0)</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>  <a class="code" href="group__ZYPP__THROW.html#gaf8c3a87d63dd4f26f059eddd62c22864">ZYPP_THROW</a>(<a class="code" href="classzypp_1_1Exception.html">Exception</a>(<span class="keywordtype">string</span>(<span class="stringliteral">"Error getting lock info: "</span>) + <a class="code" href="namespacezypp_1_1str.html#a75434826dce86955430d0ef9997eedde">strerror</a>(errno)));</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</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">if</span> ( lock.l_type == F_UNLCK )</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>  <a class="code" href="InterProcessMutex_8cc.html#a01fb484ed101629c35839b5247d59cd6">LMIL</a> << <span class="stringliteral">"no previous readers, unlinking lock file and retrying."</span> << endl;</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  </div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="comment">// actually there are no readers</span></div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="comment">// lets delete it and break, so the next loop will</span></div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="comment">// probably succeed in creating it. The worst thing that can</span></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="comment">// happen is that another process will take it first, but</span></div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="comment">// we are not aiming at such level of correctness. Otherwise</span></div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="comment">// the code path will complicate too much.</span></div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  memset(&lock, 0, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> flock));</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  lock.l_type = F_WRLCK;</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  lock.l_whence = SEEK_SET;</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  lock.l_pid = getpid();</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">if</span> (fcntl(<a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#aa109f392ed9985f129b2a266682065ae">_fd</a>->fd(), F_SETLK, &lock) < 0)</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>  <a class="code" href="group__ZYPP__THROW.html#gaf8c3a87d63dd4f26f059eddd62c22864">ZYPP_THROW</a> (<a class="code" href="classzypp_1_1Exception.html">Exception</a>( <span class="stringliteral">"Can't lock file to unlink it."</span>));</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  }</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <a class="code" href="namespacezypp_1_1filesystem.html#a4c64d87548a31ac2d33c378075dd6a12">filesystem::unlink</a>(lock_file.c_str());</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordflow">continue</span>;</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>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( lock.l_type == F_RDLCK )</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  {</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="comment">// there is another reader.</span></div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <a class="code" href="InterProcessMutex_8cc.html#a01fb484ed101629c35839b5247d59cd6">LMIL</a> << <span class="stringliteral">"previous readers on lock file. taking lock as a reader."</span> << std::endl;</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  memset(&lock, 0, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> flock));</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  lock.l_type = F_RDLCK;</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  lock.l_whence = SEEK_SET;</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  lock.l_pid = getpid();</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="keywordflow">if</span> (fcntl(<a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#aa109f392ed9985f129b2a266682065ae">_fd</a>->fd(), F_SETLK, &lock) < 0)</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  {</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <a class="code" href="group__ZYPP__THROW.html#gaf8c3a87d63dd4f26f059eddd62c22864">ZYPP_THROW</a> (<a class="code" href="classzypp_1_1Exception.html">Exception</a>( <span class="stringliteral">"Can't lock file for reader"</span>));</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  }</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="comment">// and keep the lock open.</span></div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  }</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordflow">else</span></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>  <span class="comment">// cant happen!</span></div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <a class="code" href="group__ZYPP__BASE__LOGGER__MACROS.html#ga735563036dced0b7d6cc98f97ea4978b">ERR</a> << <span class="stringliteral">"impossible condition"</span> << endl;</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>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  }</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  }</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( ( lock.l_type == F_UNLCK ) && ( <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a7111c6dbd70a898312400f7582649734">_options</a>.<a class="code" href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#ac794d6ed3c93aeea384e9b22cc995e19">type</a> == <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a92b55e495c58a83a5a18acb914efd909a4ca83e486b0cb7d049cf33b29ee866a3">Writer</a> ) )</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  {</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <a class="code" href="InterProcessMutex_8cc.html#a01fb484ed101629c35839b5247d59cd6">LMIL</a> << <span class="stringliteral">"stale lock found"</span> << endl;</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="comment">// Nobody conflicts with a writer lock so nobody is actually</span></div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="comment">// locking.</span></div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="comment">// lets delete it and break, so the next loop will</span></div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="comment">// probably succeed in creating it. The worst thing that can</span></div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="comment">// happen is that another process will take it first, but</span></div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="comment">// we are not aiming at such level of correctness. Otherwise</span></div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="comment">// the code path will complicate too much.</span></div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  memset(&lock, 0, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> flock));</div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  lock.l_type = F_WRLCK;</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  lock.l_whence = SEEK_SET;</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  lock.l_pid = getpid();</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span> </div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keywordflow">if</span> (fcntl(<a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#aa109f392ed9985f129b2a266682065ae">_fd</a>->fd(), F_SETLK, &lock) < 0)</div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  {</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <a class="code" href="group__ZYPP__THROW.html#gaf8c3a87d63dd4f26f059eddd62c22864">ZYPP_THROW</a> (<a class="code" href="classzypp_1_1Exception.html">Exception</a>( <span class="stringliteral">"Can't lock file to unlink it."</span>));</div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  }</div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <a class="code" href="namespacezypp_1_1filesystem.html#a4c64d87548a31ac2d33c378075dd6a12">filesystem::unlink</a>(lock_file.c_str());</div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keywordflow">continue</span>;</div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  } </div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keywordflow">else</span> </div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  {</div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="comment">// undefined case, just get out of the loop</span></div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <a class="code" href="InterProcessMutex_8cc.html#a01fb484ed101629c35839b5247d59cd6">LMIL</a> << <span class="stringliteral">"undefined case!"</span> << endl;</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  </div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  }</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>  }</div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordflow">else</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>  <span class="comment">// exclusive file creation succeeded. So may be we are the</span></div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="comment">// first writer or first reader</span></div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  </div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="comment">// try to lock it exclusively</span></div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="comment">// if it fails, someone won us, so we just go for another try</span></div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="comment">// or just abort</span></div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <a class="code" href="InterProcessMutex_8cc.html#a01fb484ed101629c35839b5247d59cd6">LMIL</a> << <span class="stringliteral">"no lock found, taking ownership of it as a "</span> << ( (<a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a7111c6dbd70a898312400f7582649734">_options</a>.<a class="code" href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#ac794d6ed3c93aeea384e9b22cc995e19">type</a> == <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a92b55e495c58a83a5a18acb914efd909a070f400ef460e5e01663aba0b982e64c">Reader</a> ) ? <span class="stringliteral">"reader"</span> : <span class="stringliteral">"writer"</span> ) << endl;</div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keyword">struct </span>flock lock;</div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  memset(&lock, 0, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> flock));</div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  lock.l_whence = SEEK_SET;</div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  lock.l_type = F_WRLCK;</div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  lock.l_pid = getpid();</div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span> </div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="keywordflow">if</span> (fcntl(<a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#aa109f392ed9985f129b2a266682065ae">_fd</a>->fd(), F_SETLK, &lock) < 0)</div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <a class="code" href="group__ZYPP__THROW.html#gaf8c3a87d63dd4f26f059eddd62c22864">ZYPP_THROW</a> (<a class="code" href="classzypp_1_1Exception.html">Exception</a>( <span class="stringliteral">"Can't lock file to write pid."</span>));</div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  </div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="keywordtype">char</span> buffer[100];</div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  sprintf( buffer, <span class="stringliteral">"%d\n"</span>, curr_pid);</div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <a class="code" href="namespacezypp_1_1base_1_1sysconfig.html#a7222c1d40331ec96e6b1e57b92bc8e90">write</a>( <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#aa109f392ed9985f129b2a266682065ae">_fd</a>->fd(), buffer, strlen(buffer));</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  </div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="comment">// by now the pid is written and the file locked.</span></div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="comment">// If we are a reader, just downgrade the lock to</span></div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="comment">// read shared lock.</span></div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="keywordflow">if</span> ( <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a7111c6dbd70a898312400f7582649734">_options</a>.<a class="code" href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#ac794d6ed3c93aeea384e9b22cc995e19">type</a> == <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a92b55e495c58a83a5a18acb914efd909a070f400ef460e5e01663aba0b982e64c">Reader</a> )</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>  lock.l_type = F_RDLCK;</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="keywordflow">if</span> (fcntl(<a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#aa109f392ed9985f129b2a266682065ae">_fd</a>->fd(), F_SETLK, &lock) < 0)</div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <a class="code" href="group__ZYPP__THROW.html#gaf8c3a87d63dd4f26f059eddd62c22864">ZYPP_THROW</a> (<a class="code" href="classzypp_1_1Exception.html">Exception</a>( <span class="stringliteral">"Can't set lock file to shared"</span>));</div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  }</div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  </div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  } </div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  } <span class="comment">// end loop </span></div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span> </div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <a class="code" href="InterProcessMutex_8cc.html#a01fb484ed101629c35839b5247d59cd6">LMIL</a> << <span class="stringliteral">"Lock intialized"</span> << endl;</div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  </div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span> }</div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span> </div><div class="line"><a name="l00284"></a><span class="lineno"><a class="line" href="classzypp_1_1base_1_1InterProcessMutex.html#a6417bc43a865775605cc1c64ae248a2a"> 284</a></span> <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a6417bc43a865775605cc1c64ae248a2a">InterProcessMutex::~InterProcessMutex</a>()</div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span> {</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keywordflow">try</span></div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  {</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <a class="code" href="classzypp_1_1filesystem_1_1Pathname.html">Pathname</a> lock_file = <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a16a22ffe99dba1598f56ac051aa0c1bf">lockFilePath</a>();</div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <a class="code" href="InterProcessMutex_8cc.html#a01fb484ed101629c35839b5247d59cd6">LMIL</a> << <span class="stringliteral">"dropping "</span> </div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  << ( (<a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a7111c6dbd70a898312400f7582649734">_options</a>.<a class="code" href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#ac794d6ed3c93aeea384e9b22cc995e19">type</a> == <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a92b55e495c58a83a5a18acb914efd909a070f400ef460e5e01663aba0b982e64c">Reader</a> ) ? <span class="stringliteral">"reader"</span> : <span class="stringliteral">"writer"</span> ) </div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  << <span class="stringliteral">" lock on "</span> << lock_file << endl;</div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  </div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordflow">switch</span> ( <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a7111c6dbd70a898312400f7582649734">_options</a>.<a class="code" href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#ac794d6ed3c93aeea384e9b22cc995e19">type</a> )</div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  {</div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="keywordflow">case</span> <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a92b55e495c58a83a5a18acb914efd909a070f400ef460e5e01663aba0b982e64c">Reader</a>:</div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  </div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  </div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="keywordflow">case</span> <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a92b55e495c58a83a5a18acb914efd909a4ca83e486b0cb7d049cf33b29ee866a3">Writer</a>:</div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="comment">// we are the only writer, so unlink the file</span></div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <a class="code" href="namespacezypp_1_1filesystem.html#a4c64d87548a31ac2d33c378075dd6a12">filesystem::unlink</a>(lock_file.<a class="code" href="classzypp_1_1filesystem_1_1Pathname.html#adf90bcfd5dad7bf694772a260d8749cf">c_str</a>());</div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  </div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  }</div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="comment">// and finally close the file and release the lock</span></div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="comment">// (happens automatically)</span></div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  }</div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keywordflow">catch</span>(...) {} <span class="comment">// let no exception escape.</span></div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span> }</div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span> </div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span> </div><div class="line"><a name="l00312"></a><span class="lineno"><a class="line" href="classzypp_1_1base_1_1InterProcessMutex.html#a16a22ffe99dba1598f56ac051aa0c1bf"> 312</a></span> <a class="code" href="classzypp_1_1filesystem_1_1Pathname.html">Pathname</a> <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a16a22ffe99dba1598f56ac051aa0c1bf">InterProcessMutex::lockFilePath</a>()<span class="keyword"> const</span></div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span> <span class="keyword"></span>{</div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <a class="code" href="namespacezypp_1_1filesystem.html#abfb7f00fc9ec45c94eb35f789b980817">filesystem::assert_dir</a>(<a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a7111c6dbd70a898312400f7582649734">_options</a>.<a class="code" href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#af1ac256968a3bb9245f920690c1e83df">base</a>);</div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="keywordflow">return</span> <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a7111c6dbd70a898312400f7582649734">_options</a>.<a class="code" href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#af1ac256968a3bb9245f920690c1e83df">base</a> + (<span class="stringliteral">"zypp-"</span> + <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a7111c6dbd70a898312400f7582649734">_options</a>.<a class="code" href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#ab74e778ad958810183ec2e4eb480c95f">name</a> + <span class="stringliteral">".lock"</span>);</div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span> } </div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span> </div><div class="line"><a name="l00318"></a><span class="lineno"><a class="line" href="classzypp_1_1base_1_1InterProcessMutex.html#a25b7f1fcd5ce9a1c8c03039e99a30e63"> 318</a></span> <span class="keywordtype">bool</span> <a class="code" href="classzypp_1_1base_1_1InterProcessMutex.html#a25b7f1fcd5ce9a1c8c03039e99a30e63">InterProcessMutex::isProcessRunning</a>(pid_t pid_r)</div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span> {</div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="comment">// it is another program, not me, see if it is still running</span></div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <a class="code" href="classzypp_1_1filesystem_1_1Pathname.html">Pathname</a> procdir( <a class="code" href="classzypp_1_1filesystem_1_1Pathname.html">Pathname</a>(<span class="stringliteral">"/proc"</span>) / <a class="code" href="namespacezypp_1_1str.html#a295adb2a601af4b6fe994e8aec3518a3">str::numstring</a>(pid_r) );</div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span> </div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <a class="code" href="classzypp_1_1filesystem_1_1PathInfo.html">PathInfo</a> status( procdir/<span class="stringliteral">"status"</span> );</div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <a class="code" href="group__ZYPP__BASE__LOGGER__MACROS.html#gaffe37e3257afd18c5df96b7a2211b8ce">XXX</a> << <span class="stringliteral">"Checking "</span> << status << endl;</div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <span class="keywordtype">bool</span> still_running = status.<a class="code" href="classzypp_1_1filesystem_1_1PathInfo.html#abb1afbf5ddd0392d0d0abc25577347d3">isExist</a>();</div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span> </div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="keywordflow">if</span> ( still_running )</div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  {</div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <a class="code" href="classzypp_1_1filesystem_1_1Pathname.html">Pathname</a> p( procdir/<span class="stringliteral">"exe"</span> );</div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <a class="code" href="group__ZYPP__BASE__LOGGER__MACROS.html#gaffe37e3257afd18c5df96b7a2211b8ce">XXX</a> << p << <span class="stringliteral">" -> "</span> << <a class="code" href="namespacezypp_1_1filesystem.html#ab1a313229e3a86d2778f6bf54004ccb1">filesystem::readlink</a>( p ) << endl;</div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span> </div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  p = procdir/<span class="stringliteral">"cmdline"</span>;</div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <a class="code" href="group__ZYPP__BASE__LOGGER__MACROS.html#gaffe37e3257afd18c5df96b7a2211b8ce">XXX</a> << p << <span class="stringliteral">": "</span>;</div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  std::ifstream infile( p.c_str() );</div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="keywordflow">for</span>( <a class="code" href="classzypp_1_1iostr_1_1EachLine.html">iostr::EachLine</a> in( infile ); in; in.<a class="code" href="classzypp_1_1iostr_1_1EachLine.html#a7a5af3bc723dd3a52abb8ad8618f9c14">next</a>() )</div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  {</div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <a class="code" href="group__ZYPP__BASE__LOGGER__MACROS.html#gaffe37e3257afd18c5df96b7a2211b8ce">XXX</a> << *in << endl;</div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  }</div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  }</div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span> </div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keywordflow">return</span> still_running;</div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span> }</div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span> </div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span> </div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span> }</div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span> }</div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span> </div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span> </div><div class="ttc" id="namespacezypp_1_1filesystem_html_abfb7f00fc9ec45c94eb35f789b980817"><div class="ttname"><a href="namespacezypp_1_1filesystem.html#abfb7f00fc9ec45c94eb35f789b980817">zypp::filesystem::assert_dir</a></div><div class="ttdeci">int assert_dir(const Pathname &path, unsigned mode)</div><div class="ttdoc">Like 'mkdir -p'.</div><div class="ttdef"><b>Definition:</b> <a href="PathInfo_8cc_source.html#l00320">PathInfo.cc:320</a></div></div>
<div class="ttc" id="Gettext_8h_html"><div class="ttname"><a href="Gettext_8h.html">Gettext.h</a></div><div class="ttdoc">Interface to gettext.</div></div>
<div class="ttc" id="group__ZYPP__BASE__LOGGER__MACROS_html_ga552f8ec9d8e5b4efa04839a129104818"><div class="ttname"><a href="group__ZYPP__BASE__LOGGER__MACROS.html#ga552f8ec9d8e5b4efa04839a129104818">MIL</a></div><div class="ttdeci">#define MIL</div><div class="ttdef"><b>Definition:</b> <a href="Logger_8h_source.html#l00079">Logger.h:79</a></div></div>
<div class="ttc" id="Pathname_8h_html"><div class="ttname"><a href="Pathname_8h.html">Pathname.h</a></div></div>
<div class="ttc" id="group__ZYPP__THROW_html_gaf8c3a87d63dd4f26f059eddd62c22864"><div class="ttname"><a href="group__ZYPP__THROW.html#gaf8c3a87d63dd4f26f059eddd62c22864">ZYPP_THROW</a></div><div class="ttdeci">#define ZYPP_THROW(EXCPT)</div><div class="ttdoc">Drops a logline and throws the Exception.</div><div class="ttdef"><b>Definition:</b> <a href="Exception_8h_source.html#l00392">Exception.h:392</a></div></div>
<div class="ttc" id="classzypp_1_1iostr_1_1EachLine_html_a7a5af3bc723dd3a52abb8ad8618f9c14"><div class="ttname"><a href="classzypp_1_1iostr_1_1EachLine.html#a7a5af3bc723dd3a52abb8ad8618f9c14">zypp::iostr::EachLine::next</a></div><div class="ttdeci">bool next()</div><div class="ttdoc">Advance to next line.</div><div class="ttdef"><b>Definition:</b> <a href="IOStream_8cc_source.html#l00072">IOStream.cc:72</a></div></div>
<div class="ttc" id="classzypp_1_1base_1_1InterProcessMutex_1_1Options_html_af072ab2bbf878fd4cd44a7fa779a5c02"><div class="ttname"><a href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#af072ab2bbf878fd4cd44a7fa779a5c02">zypp::base::InterProcessMutex::Options::timeout</a></div><div class="ttdeci">int timeout</div><div class="ttdef"><b>Definition:</b> <a href="InterProcessMutex_8h_source.html#l00088">InterProcessMutex.h:88</a></div></div>
<div class="ttc" id="namespacezypp_1_1filesystem_html_ab1a313229e3a86d2778f6bf54004ccb1"><div class="ttname"><a href="namespacezypp_1_1filesystem.html#ab1a313229e3a86d2778f6bf54004ccb1">zypp::filesystem::readlink</a></div><div class="ttdeci">int readlink(const Pathname &symlink_r, Pathname &target_r)</div><div class="ttdoc">Like 'readlink'.</div><div class="ttdef"><b>Definition:</b> <a href="PathInfo_8cc_source.html#l00877">PathInfo.cc:877</a></div></div>
<div class="ttc" id="classzypp_1_1base_1_1InterProcessMutex_1_1Options_html_ac794d6ed3c93aeea384e9b22cc995e19"><div class="ttname"><a href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#ac794d6ed3c93aeea384e9b22cc995e19">zypp::base::InterProcessMutex::Options::type</a></div><div class="ttdeci">ConsumerType type</div><div class="ttdef"><b>Definition:</b> <a href="InterProcessMutex_8h_source.html#l00089">InterProcessMutex.h:89</a></div></div>
<div class="ttc" id="classzypp_1_1base_1_1InterProcessMutex_html_a16a22ffe99dba1598f56ac051aa0c1bf"><div class="ttname"><a href="classzypp_1_1base_1_1InterProcessMutex.html#a16a22ffe99dba1598f56ac051aa0c1bf">zypp::base::InterProcessMutex::lockFilePath</a></div><div class="ttdeci">Pathname lockFilePath() const</div><div class="ttdef"><b>Definition:</b> <a href="InterProcessMutex_8cc_source.html#l00312">InterProcessMutex.cc:312</a></div></div>
<div class="ttc" id="classzypp_1_1filesystem_1_1Pathname_html_adf90bcfd5dad7bf694772a260d8749cf"><div class="ttname"><a href="classzypp_1_1filesystem_1_1Pathname.html#adf90bcfd5dad7bf694772a260d8749cf">zypp::filesystem::Pathname::c_str</a></div><div class="ttdeci">const char * c_str() const</div><div class="ttdoc">String representation.</div><div class="ttdef"><b>Definition:</b> <a href="Pathname_8h_source.html#l00109">Pathname.h:109</a></div></div>
<div class="ttc" id="namespacestd_html"><div class="ttname"><a href="namespacestd.html">std</a></div><div class="ttdef"><b>Definition:</b> <a href="Arch_8h_source.html#l00344">Arch.h:344</a></div></div>
<div class="ttc" id="classzypp_1_1filesystem_1_1TmpPath_html_a475efb7dd1966b7b1e1bd498dfa5ef2d"><div class="ttname"><a href="classzypp_1_1filesystem_1_1TmpPath.html#a475efb7dd1966b7b1e1bd498dfa5ef2d">zypp::filesystem::TmpPath::defaultLocation</a></div><div class="ttdeci">static const Pathname & defaultLocation()</div><div class="ttdef"><b>Definition:</b> <a href="TmpPath_8cc_source.html#l00157">TmpPath.cc:157</a></div></div>
<div class="ttc" id="group__ZYPP__BASE__LOGGER__MACROS_html_gaffe37e3257afd18c5df96b7a2211b8ce"><div class="ttname"><a href="group__ZYPP__BASE__LOGGER__MACROS.html#gaffe37e3257afd18c5df96b7a2211b8ce">XXX</a></div><div class="ttdeci">#define XXX</div><div class="ttdef"><b>Definition:</b> <a href="Logger_8h_source.html#l00077">Logger.h:77</a></div></div>
<div class="ttc" id="classzypp_1_1iostr_1_1EachLine_html"><div class="ttname"><a href="classzypp_1_1iostr_1_1EachLine.html">zypp::iostr::EachLine</a></div><div class="ttdoc">Simple lineparser: Traverse each line in a file.</div><div class="ttdef"><b>Definition:</b> <a href="IOStream_8h_source.html#l00111">IOStream.h:111</a></div></div>
<div class="ttc" id="group__ZYPP__SMART__PTR_html_ga9ffc8a01367e8a71d551ea8dbdc356f2"><div class="ttname"><a href="group__ZYPP__SMART__PTR.html#ga9ffc8a01367e8a71d551ea8dbdc356f2">zypp::str::form</a></div><div class="ttdeci">std::string form(const char *format,...) __attribute__((format(printf</div><div class="ttdoc">Printf style construction of std::string.</div><div class="ttdef"><b>Definition:</b> <a href="String_8cc_source.html#l00036">String.cc:36</a></div></div>
<div class="ttc" id="classzypp_1_1base_1_1InterProcessMutex_1_1Options_html"><div class="ttname"><a href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html">zypp::base::InterProcessMutex::Options</a></div><div class="ttdoc">options to alter the mutex behavor</div><div class="ttdef"><b>Definition:</b> <a href="InterProcessMutex_8h_source.html#l00059">InterProcessMutex.h:59</a></div></div>
<div class="ttc" id="classzypp_1_1base_1_1InterProcessMutex_1_1Options_html_af1893b7bcffd7624d68db677e9c06e39"><div class="ttname"><a href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#af1893b7bcffd7624d68db677e9c06e39">zypp::base::InterProcessMutex::Options::Options</a></div><div class="ttdeci">Options(ConsumerType ptype, const std::string &pname="zypp", int ptimeout=-1)</div><div class="ttdoc">Options for a mutex of type ptype with a given name and timeout.</div><div class="ttdef"><b>Definition:</b> <a href="InterProcessMutex_8cc_source.html#l00040">InterProcessMutex.cc:40</a></div></div>
<div class="ttc" id="classzypp_1_1base_1_1ZYppLockedException_html"><div class="ttname"><a href="classzypp_1_1base_1_1ZYppLockedException.html">zypp::base::ZYppLockedException</a></div><div class="ttdef"><b>Definition:</b> <a href="InterProcessMutex_8h_source.html#l00016">InterProcessMutex.h:16</a></div></div>
<div class="ttc" id="classzypp_1_1base_1_1InterProcessMutex_html_a6417bc43a865775605cc1c64ae248a2a"><div class="ttname"><a href="classzypp_1_1base_1_1InterProcessMutex.html#a6417bc43a865775605cc1c64ae248a2a">zypp::base::InterProcessMutex::~InterProcessMutex</a></div><div class="ttdeci">~InterProcessMutex()</div><div class="ttdoc">Destructor, gives up the lock on the named resource.</div><div class="ttdef"><b>Definition:</b> <a href="InterProcessMutex_8cc_source.html#l00284">InterProcessMutex.cc:284</a></div></div>
<div class="ttc" id="group__ZYPP__BASE__LOGGER__MACROS_html_ga735563036dced0b7d6cc98f97ea4978b"><div class="ttname"><a href="group__ZYPP__BASE__LOGGER__MACROS.html#ga735563036dced0b7d6cc98f97ea4978b">ERR</a></div><div class="ttdeci">#define ERR</div><div class="ttdef"><b>Definition:</b> <a href="Logger_8h_source.html#l00081">Logger.h:81</a></div></div>
<div class="ttc" id="InterProcessMutex_8h_html"><div class="ttname"><a href="InterProcessMutex_8h.html">InterProcessMutex.h</a></div></div>
<div class="ttc" id="classzypp_1_1base_1_1InterProcessMutex_html_a92b55e495c58a83a5a18acb914efd909a070f400ef460e5e01663aba0b982e64c"><div class="ttname"><a href="classzypp_1_1base_1_1InterProcessMutex.html#a92b55e495c58a83a5a18acb914efd909a070f400ef460e5e01663aba0b982e64c">zypp::base::InterProcessMutex::Reader</a></div><div class="ttdef"><b>Definition:</b> <a href="InterProcessMutex_8h_source.html#l00052">InterProcessMutex.h:52</a></div></div>
<div class="ttc" id="IOStream_8h_html"><div class="ttname"><a href="IOStream_8h.html">IOStream.h</a></div></div>
<div class="ttc" id="namespacezypp_1_1base_1_1sysconfig_html_a7222c1d40331ec96e6b1e57b92bc8e90"><div class="ttname"><a href="namespacezypp_1_1base_1_1sysconfig.html#a7222c1d40331ec96e6b1e57b92bc8e90">zypp::base::sysconfig::write</a></div><div class="ttdeci">bool write(const Pathname &path_r, const std::string &key_r, const std::string &val_r, const std::string &newcomment_r)</div><div class="ttdoc">Add or change a value in sysconfig file path_r.</div><div class="ttdef"><b>Definition:</b> <a href="Sysconfig_8cc_source.html#l00080">Sysconfig.cc:80</a></div></div>
<div class="ttc" id="MediaCurl_8cc_html_afa7be8b85625b1bf5cda13fad9fd5814"><div class="ttname"><a href="MediaCurl_8cc.html#afa7be8b85625b1bf5cda13fad9fd5814">timeout</a></div><div class="ttdeci">time_t timeout</div><div class="ttdef"><b>Definition:</b> <a href="MediaCurl_8cc_source.html#l00200">MediaCurl.cc:200</a></div></div>
<div class="ttc" id="namespacezypp_1_1filesystem_html_a4c64d87548a31ac2d33c378075dd6a12"><div class="ttname"><a href="namespacezypp_1_1filesystem.html#a4c64d87548a31ac2d33c378075dd6a12">zypp::filesystem::unlink</a></div><div class="ttdeci">int unlink(const Pathname &path)</div><div class="ttdoc">Like 'unlink'.</div><div class="ttdef"><b>Definition:</b> <a href="PathInfo_8cc_source.html#l00653">PathInfo.cc:653</a></div></div>
<div class="ttc" id="classzypp_1_1filesystem_1_1PathInfo_html_abb1afbf5ddd0392d0d0abc25577347d3"><div class="ttname"><a href="classzypp_1_1filesystem_1_1PathInfo.html#abb1afbf5ddd0392d0d0abc25577347d3">zypp::filesystem::PathInfo::isExist</a></div><div class="ttdeci">bool isExist() const</div><div class="ttdoc">Return whether valid stat info exists.</div><div class="ttdef"><b>Definition:</b> <a href="PathInfo_8h_source.html#l00281">PathInfo.h:281</a></div></div>
<div class="ttc" id="classzypp_1_1base_1_1InterProcessMutex_html_aa109f392ed9985f129b2a266682065ae"><div class="ttname"><a href="classzypp_1_1base_1_1InterProcessMutex.html#aa109f392ed9985f129b2a266682065ae">zypp::base::InterProcessMutex::_fd</a></div><div class="ttdeci">shared_ptr< Fd > _fd</div><div class="ttdef"><b>Definition:</b> <a href="InterProcessMutex_8h_source.html#l00120">InterProcessMutex.h:120</a></div></div>
<div class="ttc" id="classzypp_1_1base_1_1InterProcessMutex_html_a25b7f1fcd5ce9a1c8c03039e99a30e63"><div class="ttname"><a href="classzypp_1_1base_1_1InterProcessMutex.html#a25b7f1fcd5ce9a1c8c03039e99a30e63">zypp::base::InterProcessMutex::isProcessRunning</a></div><div class="ttdeci">bool isProcessRunning(pid_t pid_r)</div><div class="ttdef"><b>Definition:</b> <a href="InterProcessMutex_8cc_source.html#l00318">InterProcessMutex.cc:318</a></div></div>
<div class="ttc" id="classzypp_1_1base_1_1InterProcessMutex_html_a92b55e495c58a83a5a18acb914efd909"><div class="ttname"><a href="classzypp_1_1base_1_1InterProcessMutex.html#a92b55e495c58a83a5a18acb914efd909">zypp::base::InterProcessMutex::ConsumerType</a></div><div class="ttdeci">ConsumerType</div><div class="ttdoc">Processes can be of two types Reader or Writer.</div><div class="ttdef"><b>Definition:</b> <a href="InterProcessMutex_8h_source.html#l00050">InterProcessMutex.h:50</a></div></div>
<div class="ttc" id="InterProcessMutex_8cc_html_a01fb484ed101629c35839b5247d59cd6"><div class="ttname"><a href="InterProcessMutex_8cc.html#a01fb484ed101629c35839b5247d59cd6">LMIL</a></div><div class="ttdeci">#define LMIL</div><div class="ttdef"><b>Definition:</b> <a href="InterProcessMutex_8cc_source.html#l00019">InterProcessMutex.cc:19</a></div></div>
<div class="ttc" id="classzypp_1_1base_1_1InterProcessMutex_html_a7111c6dbd70a898312400f7582649734"><div class="ttname"><a href="classzypp_1_1base_1_1InterProcessMutex.html#a7111c6dbd70a898312400f7582649734">zypp::base::InterProcessMutex::_options</a></div><div class="ttdeci">Options _options</div><div class="ttdef"><b>Definition:</b> <a href="InterProcessMutex_8h_source.html#l00121">InterProcessMutex.h:121</a></div></div>
<div class="ttc" id="Gettext_8h_html_ad0ac7087c1804ce80118f897d7edd897"><div class="ttname"><a href="Gettext_8h.html#ad0ac7087c1804ce80118f897d7edd897">_</a></div><div class="ttdeci">#define _(MSG)</div><div class="ttdef"><b>Definition:</b> <a href="Gettext_8h_source.html#l00037">Gettext.h:37</a></div></div>
<div class="ttc" id="namespacezypp_1_1str_html_a295adb2a601af4b6fe994e8aec3518a3"><div class="ttname"><a href="namespacezypp_1_1str.html#a295adb2a601af4b6fe994e8aec3518a3">zypp::str::numstring</a></div><div class="ttdeci">std::string numstring(char n, int w=0)</div><div class="ttdef"><b>Definition:</b> <a href="String_8h_source.html#l00288">String.h:288</a></div></div>
<div class="ttc" id="PathInfo_8h_html"><div class="ttname"><a href="PathInfo_8h.html">PathInfo.h</a></div></div>
<div class="ttc" id="Logger_8h_html"><div class="ttname"><a href="Logger_8h.html">Logger.h</a></div></div>
<div class="ttc" id="classzypp_1_1Exception_html"><div class="ttname"><a href="classzypp_1_1Exception.html">zypp::Exception</a></div><div class="ttdoc">Base class for Exception.</div><div class="ttdef"><b>Definition:</b> <a href="Exception_8h_source.html#l00145">Exception.h:145</a></div></div>
<div class="ttc" id="classzypp_1_1base_1_1InterProcessMutex_html_a92b55e495c58a83a5a18acb914efd909a4ca83e486b0cb7d049cf33b29ee866a3"><div class="ttname"><a href="classzypp_1_1base_1_1InterProcessMutex.html#a92b55e495c58a83a5a18acb914efd909a4ca83e486b0cb7d049cf33b29ee866a3">zypp::base::InterProcessMutex::Writer</a></div><div class="ttdef"><b>Definition:</b> <a href="InterProcessMutex_8h_source.html#l00053">InterProcessMutex.h:53</a></div></div>
<div class="ttc" id="classzypp_1_1base_1_1ZYppLockedException_html_a65e098b1804c3ed711cd9aa64cab7793"><div class="ttname"><a href="classzypp_1_1base_1_1ZYppLockedException.html#a65e098b1804c3ed711cd9aa64cab7793">zypp::base::ZYppLockedException::~ZYppLockedException</a></div><div class="ttdeci">virtual ~ZYppLockedException()</div><div class="ttdef"><b>Definition:</b> <a href="InterProcessMutex_8cc_source.html#l00036">InterProcessMutex.cc:36</a></div></div>
<div class="ttc" id="classzypp_1_1base_1_1InterProcessMutex_html_afa38a3d3f446048c01f077d70e9da7cb"><div class="ttname"><a href="classzypp_1_1base_1_1InterProcessMutex.html#afa38a3d3f446048c01f077d70e9da7cb">zypp::base::InterProcessMutex::InterProcessMutex</a></div><div class="ttdeci">InterProcessMutex(const Options &poptions)</div><div class="ttdoc">Creates a mutex with a name and a timeout.</div><div class="ttdef"><b>Definition:</b> <a href="InterProcessMutex_8cc_source.html#l00055">InterProcessMutex.cc:55</a></div></div>
<div class="ttc" id="classzypp_1_1filesystem_1_1PathInfo_html"><div class="ttname"><a href="classzypp_1_1filesystem_1_1PathInfo.html">zypp::filesystem::PathInfo</a></div><div class="ttdoc">Wrapper class for ::stat/::lstat.</div><div class="ttdef"><b>Definition:</b> <a href="PathInfo_8h_source.html#l00220">PathInfo.h:220</a></div></div>
<div class="ttc" id="classzypp_1_1base_1_1Fd_html"><div class="ttname"><a href="classzypp_1_1base_1_1Fd.html">zypp::base::Fd</a></div><div class="ttdoc">Assert close called on open filedescriptor.</div><div class="ttdef"><b>Definition:</b> <a href="Fd_8h_source.html#l00044">Fd.h:44</a></div></div>
<div class="ttc" id="classzypp_1_1base_1_1InterProcessMutex_1_1Options_html_ab74e778ad958810183ec2e4eb480c95f"><div class="ttname"><a href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#ab74e778ad958810183ec2e4eb480c95f">zypp::base::InterProcessMutex::Options::name</a></div><div class="ttdeci">std::string name</div><div class="ttdef"><b>Definition:</b> <a href="InterProcessMutex_8h_source.html#l00087">InterProcessMutex.h:87</a></div></div>
<div class="ttc" id="namespacezypp_1_1str_html_a75434826dce86955430d0ef9997eedde"><div class="ttname"><a href="namespacezypp_1_1str.html#a75434826dce86955430d0ef9997eedde">zypp::str::strerror</a></div><div class="ttdeci">std::string strerror(int errno_r)</div><div class="ttdoc">Return string describing the error_r code.</div><div class="ttdef"><b>Definition:</b> <a href="String_8cc_source.html#l00053">String.cc:53</a></div></div>
<div class="ttc" id="classzypp_1_1filesystem_1_1Pathname_html"><div class="ttname"><a href="classzypp_1_1filesystem_1_1Pathname.html">zypp::filesystem::Pathname</a></div><div class="ttdoc">Pathname.</div><div class="ttdef"><b>Definition:</b> <a href="Pathname_8h_source.html#l00043">Pathname.h:43</a></div></div>
<div class="ttc" id="namespacezypp_html"><div class="ttname"><a href="namespacezypp.html">zypp</a></div><div class="ttdoc">Easy-to use interface to the ZYPP dependency resolver.</div><div class="ttdef"><b>Definition:</b> <a href="CodePitfalls_8doc_source.html#l00001">CodePitfalls.doc:1</a></div></div>
<div class="ttc" id="classzypp_1_1base_1_1InterProcessMutex_1_1Options_html_af1ac256968a3bb9245f920690c1e83df"><div class="ttname"><a href="classzypp_1_1base_1_1InterProcessMutex_1_1Options.html#af1ac256968a3bb9245f920690c1e83df">zypp::base::InterProcessMutex::Options::base</a></div><div class="ttdeci">Pathname base</div><div class="ttdef"><b>Definition:</b> <a href="InterProcessMutex_8h_source.html#l00090">InterProcessMutex.h:90</a></div></div>
<div class="ttc" id="TmpPath_8h_html"><div class="ttname"><a href="TmpPath_8h.html">TmpPath.h</a></div></div>
<div class="ttc" id="String_8h_html"><div class="ttname"><a href="String_8h.html">String.h</a></div></div>
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