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<a href="init_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">// Copyright 2010-2021 Google LLC</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">// Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment">// you may not use this file except in compliance with the License.</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment">// You may obtain a copy of the License at</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment">// distributed under the License is distributed on an &quot;AS IS&quot; BASIS,</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment">// See the License for the specific language governing permissions and</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment">// limitations under the License.</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;</div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="preprocessor">#ifndef OR_TOOLS_OPEN_SOURCE_INIT_INIT_H_</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="preprocessor">#define OR_TOOLS_OPEN_SOURCE_INIT_INIT_H_</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="preprocessor">#include &lt;string&gt;</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="preprocessor">#include &quot;absl/flags/flag.h&quot;</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="base_2logging_8h.html">ortools/base/logging.h</a>&quot;</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="environment_8h.html">ortools/gurobi/environment.h</a>&quot;</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="cp__model__solver_8h.html">ortools/sat/cp_model_solver.h</a>&quot;</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<a class="code" href="init_8h.html#a65dfd445e90600e43ae7dd48be69c024">ABSL_DECLARE_FLAG</a>(std::string, cp_model_dump_prefix);</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<a class="code" href="init_8h.html#a65dfd445e90600e43ae7dd48be69c024">ABSL_DECLARE_FLAG</a>(<span class="keywordtype">bool</span>, cp_model_dump_models);</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<a class="code" href="init_8h.html#a65dfd445e90600e43ae7dd48be69c024">ABSL_DECLARE_FLAG</a>(<span class="keywordtype">bool</span>, cp_model_dump_lns);</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<a class="code" href="init_8h.html#a65dfd445e90600e43ae7dd48be69c024">ABSL_DECLARE_FLAG</a>(<span class="keywordtype">bool</span>, cp_model_dump_response);</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceoperations__research.html">operations_research</a> {</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;</div><div class="line"><a name="l00035"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_cpp_flags.html"> 35</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structoperations__research_1_1_cpp_flags.html">CppFlags</a> {</div><div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_cpp_flags.html#ad29da8bf95650587ab8c6fcafab37535"> 39</a></span>&#160; <span class="keywordtype">bool</span> <a class="code" href="structoperations__research_1_1_cpp_flags.html#ad29da8bf95650587ab8c6fcafab37535">logtostderr</a> = <span class="keyword">false</span>;</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;</div><div class="line"><a name="l00044"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_cpp_flags.html#ac9d22cd58c301875ff2e6ecfc5296bbb"> 44</a></span>&#160; <span class="keywordtype">bool</span> <a class="code" href="structoperations__research_1_1_cpp_flags.html#ac9d22cd58c301875ff2e6ecfc5296bbb">log_prefix</a> = <span class="keyword">false</span>;</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;</div><div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_cpp_flags.html#ad36c9975d4d7f377a3a3daaebf90e6e4"> 49</a></span>&#160; std::string <a class="code" href="structoperations__research_1_1_cpp_flags.html#ad36c9975d4d7f377a3a3daaebf90e6e4">cp_model_dump_prefix</a>;</div><div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_cpp_flags.html#a9ee72cc82add75d37769790bebc52dc6"> 57</a></span>&#160; <span class="keywordtype">bool</span> <a class="code" href="structoperations__research_1_1_cpp_flags.html#a9ee72cc82add75d37769790bebc52dc6">cp_model_dump_models</a> = <span class="keyword">false</span>;</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160;</div><div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_cpp_flags.html#a19f919897f6647dc63432e12783b7e43"> 65</a></span>&#160; <span class="keywordtype">bool</span> <a class="code" href="structoperations__research_1_1_cpp_flags.html#a19f919897f6647dc63432e12783b7e43">cp_model_dump_lns</a>;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;</div><div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_cpp_flags.html#a9607bf496238b18fe0e1df87f25e93f5"> 73</a></span>&#160; <span class="keywordtype">bool</span> <a class="code" href="structoperations__research_1_1_cpp_flags.html#a9607bf496238b18fe0e1df87f25e93f5">cp_model_dump_response</a>;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160;};</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;</div><div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_cpp_bridge.html"> 81</a></span>&#160;<span class="keyword">class </span><a class="code" href="classoperations__research_1_1_cpp_bridge.html">CppBridge</a> {</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; <span class="keyword">public</span>:</div><div class="line"><a name="l00088"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_cpp_bridge.html#a0791cbe09f25845c34a6cb31e7d2684c"> 88</a></span>&#160; <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_cpp_bridge.html#a0791cbe09f25845c34a6cb31e7d2684c">InitLogging</a>(<span class="keyword">const</span> std::string&amp; program_name) {</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; <a class="code" href="namespacegoogle.html#a1749056ff206ebc4f581e6bc0bae841d">google::InitGoogleLogging</a>(program_name.c_str());</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; }</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160;</div><div class="line"><a name="l00098"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_cpp_bridge.html#a64e59c5358ea027ab02e56eeec473c6a"> 98</a></span>&#160; <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_cpp_bridge.html#a64e59c5358ea027ab02e56eeec473c6a">ShutdownLogging</a>() { <a class="code" href="namespacegoogle.html#a70bf67dee61470b69573aae771282e30">google::ShutdownGoogleLogging</a>(); }</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160;</div><div class="line"><a name="l00103"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_cpp_bridge.html#a9103ba21c4acec1b91f3bbdc0b487ed0"> 103</a></span>&#160; <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_cpp_bridge.html#a9103ba21c4acec1b91f3bbdc0b487ed0">SetFlags</a>(<span class="keyword">const</span> <a class="code" href="structoperations__research_1_1_cpp_flags.html">CppFlags</a>&amp; flags) {</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; absl::SetFlag(&amp;FLAGS_logtostderr, flags.<a class="code" href="structoperations__research_1_1_cpp_flags.html#ad29da8bf95650587ab8c6fcafab37535">logtostderr</a>);</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; absl::SetFlag(&amp;FLAGS_log_prefix, flags.<a class="code" href="structoperations__research_1_1_cpp_flags.html#ac9d22cd58c301875ff2e6ecfc5296bbb">log_prefix</a>);</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; <span class="keywordflow">if</span> (!flags.<a class="code" href="structoperations__research_1_1_cpp_flags.html#ad36c9975d4d7f377a3a3daaebf90e6e4">cp_model_dump_prefix</a>.empty()) {</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; absl::SetFlag(&amp;FLAGS_cp_model_dump_prefix, flags.<a class="code" href="structoperations__research_1_1_cpp_flags.html#ad36c9975d4d7f377a3a3daaebf90e6e4">cp_model_dump_prefix</a>);</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; }</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; absl::SetFlag(&amp;FLAGS_cp_model_dump_models, flags.<a class="code" href="structoperations__research_1_1_cpp_flags.html#a9ee72cc82add75d37769790bebc52dc6">cp_model_dump_models</a>);</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; absl::SetFlag(&amp;FLAGS_cp_model_dump_lns, flags.<a class="code" href="structoperations__research_1_1_cpp_flags.html#a19f919897f6647dc63432e12783b7e43">cp_model_dump_lns</a>);</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; absl::SetFlag(&amp;FLAGS_cp_model_dump_response, flags.<a class="code" href="structoperations__research_1_1_cpp_flags.html#a9607bf496238b18fe0e1df87f25e93f5">cp_model_dump_response</a>);</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; }</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160;</div><div class="line"><a name="l00122"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_cpp_bridge.html#a5c72fce46a300530616abdaf06de074a"> 122</a></span>&#160; <span class="keyword">static</span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_cpp_bridge.html#a5c72fce46a300530616abdaf06de074a">LoadGurobiSharedLibrary</a>(<span class="keyword">const</span> std::string&amp; full_library_path) {</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#ad6c6ca37ce0f44ef738366070fe992a4">LoadGurobiDynamicLibrary</a>({full_library_path}).ok();</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; }</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160;};</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160;</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160;} <span class="comment">// namespace operations_research</span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160;</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160;<span class="preprocessor">#endif // OR_TOOLS_OPEN_SOURCE_INIT_INIT_H_</span></div><div class="ttc" id="namespacegoogle_html_a1749056ff206ebc4f581e6bc0bae841d"><div class="ttname"><a href="namespacegoogle.html#a1749056ff206ebc4f581e6bc0bae841d">google::InitGoogleLogging</a></div><div class="ttdeci">void InitGoogleLogging(const char *argv0)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01873">base/logging.cc:1873</a></div></div>
<div class="ttc" id="cp__model__solver_8h_html"><div class="ttname"><a href="cp__model__solver_8h.html">cp_model_solver.h</a></div></div>
<div class="ttc" id="namespaceoperations__research_html_ad6c6ca37ce0f44ef738366070fe992a4"><div class="ttname"><a href="namespaceoperations__research.html#ad6c6ca37ce0f44ef738366070fe992a4">operations_research::LoadGurobiDynamicLibrary</a></div><div class="ttdeci">absl::Status LoadGurobiDynamicLibrary(std::vector&lt; std::string &gt; potential_paths)</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00721">environment.cc:721</a></div></div>
<div class="ttc" id="classoperations__research_1_1_cpp_bridge_html_a64e59c5358ea027ab02e56eeec473c6a"><div class="ttname"><a href="classoperations__research_1_1_cpp_bridge.html#a64e59c5358ea027ab02e56eeec473c6a">operations_research::CppBridge::ShutdownLogging</a></div><div class="ttdeci">static void ShutdownLogging()</div><div class="ttdoc">Shutdown the C++ logging layer.</div><div class="ttdef"><b>Definition:</b> <a href="init_8h_source.html#l00098">init.h:98</a></div></div>
<div class="ttc" id="structoperations__research_1_1_cpp_flags_html_a19f919897f6647dc63432e12783b7e43"><div class="ttname"><a href="structoperations__research_1_1_cpp_flags.html#a19f919897f6647dc63432e12783b7e43">operations_research::CppFlags::cp_model_dump_lns</a></div><div class="ttdeci">bool cp_model_dump_lns</div><div class="ttdoc">DEBUG ONLY: Dump CP-SAT LNS models during solve.</div><div class="ttdef"><b>Definition:</b> <a href="init_8h_source.html#l00065">init.h:65</a></div></div>
<div class="ttc" id="classoperations__research_1_1_cpp_bridge_html"><div class="ttname"><a href="classoperations__research_1_1_cpp_bridge.html">operations_research::CppBridge</a></div><div class="ttdoc">This class performs various C++ initialization.</div><div class="ttdef"><b>Definition:</b> <a href="init_8h_source.html#l00081">init.h:81</a></div></div>
<div class="ttc" id="structoperations__research_1_1_cpp_flags_html"><div class="ttname"><a href="structoperations__research_1_1_cpp_flags.html">operations_research::CppFlags</a></div><div class="ttdoc">Simple structure that holds useful C++ flags to setup from non-C++ languages.</div><div class="ttdef"><b>Definition:</b> <a href="init_8h_source.html#l00035">init.h:35</a></div></div>
<div class="ttc" id="structoperations__research_1_1_cpp_flags_html_a9607bf496238b18fe0e1df87f25e93f5"><div class="ttname"><a href="structoperations__research_1_1_cpp_flags.html#a9607bf496238b18fe0e1df87f25e93f5">operations_research::CppFlags::cp_model_dump_response</a></div><div class="ttdeci">bool cp_model_dump_response</div><div class="ttdoc">DEBUG ONLY: Dump the CP-SAT final response found during solve.</div><div class="ttdef"><b>Definition:</b> <a href="init_8h_source.html#l00073">init.h:73</a></div></div>
<div class="ttc" id="base_2logging_8h_html"><div class="ttname"><a href="base_2logging_8h.html">logging.h</a></div></div>
<div class="ttc" id="structoperations__research_1_1_cpp_flags_html_ad29da8bf95650587ab8c6fcafab37535"><div class="ttname"><a href="structoperations__research_1_1_cpp_flags.html#ad29da8bf95650587ab8c6fcafab37535">operations_research::CppFlags::logtostderr</a></div><div class="ttdeci">bool logtostderr</div><div class="ttdoc">If true, all logging message will be sent to stderr.</div><div class="ttdef"><b>Definition:</b> <a href="init_8h_source.html#l00039">init.h:39</a></div></div>
<div class="ttc" id="classoperations__research_1_1_cpp_bridge_html_a9103ba21c4acec1b91f3bbdc0b487ed0"><div class="ttname"><a href="classoperations__research_1_1_cpp_bridge.html#a9103ba21c4acec1b91f3bbdc0b487ed0">operations_research::CppBridge::SetFlags</a></div><div class="ttdeci">static void SetFlags(const CppFlags &amp;flags)</div><div class="ttdoc">Sets all the C++ flags contained in the CppFlags structure.</div><div class="ttdef"><b>Definition:</b> <a href="init_8h_source.html#l00103">init.h:103</a></div></div>
<div class="ttc" id="classoperations__research_1_1_cpp_bridge_html_a0791cbe09f25845c34a6cb31e7d2684c"><div class="ttname"><a href="classoperations__research_1_1_cpp_bridge.html#a0791cbe09f25845c34a6cb31e7d2684c">operations_research::CppBridge::InitLogging</a></div><div class="ttdeci">static void InitLogging(const std::string &amp;program_name)</div><div class="ttdoc">Initialize the C++ logging layer.</div><div class="ttdef"><b>Definition:</b> <a href="init_8h_source.html#l00088">init.h:88</a></div></div>
<div class="ttc" id="environment_8h_html"><div class="ttname"><a href="environment_8h.html">environment.h</a></div></div>
<div class="ttc" id="namespaceoperations__research_html"><div class="ttname"><a href="namespaceoperations__research.html">operations_research</a></div><div class="ttdoc">Collection of objects used to extend the Constraint Solver library.</div><div class="ttdef"><b>Definition:</b> <a href="dense__doubly__linked__list_8h_source.html#l00021">dense_doubly_linked_list.h:21</a></div></div>
<div class="ttc" id="structoperations__research_1_1_cpp_flags_html_ad36c9975d4d7f377a3a3daaebf90e6e4"><div class="ttname"><a href="structoperations__research_1_1_cpp_flags.html#ad36c9975d4d7f377a3a3daaebf90e6e4">operations_research::CppFlags::cp_model_dump_prefix</a></div><div class="ttdeci">std::string cp_model_dump_prefix</div><div class="ttdoc">Prefix filename for all dumped files (models, solutions, lns sub-models).</div><div class="ttdef"><b>Definition:</b> <a href="init_8h_source.html#l00049">init.h:49</a></div></div>
<div class="ttc" id="init_8h_html_a65dfd445e90600e43ae7dd48be69c024"><div class="ttname"><a href="init_8h.html#a65dfd445e90600e43ae7dd48be69c024">ABSL_DECLARE_FLAG</a></div><div class="ttdeci">ABSL_DECLARE_FLAG(std::string, cp_model_dump_prefix)</div></div>
<div class="ttc" id="structoperations__research_1_1_cpp_flags_html_a9ee72cc82add75d37769790bebc52dc6"><div class="ttname"><a href="structoperations__research_1_1_cpp_flags.html#a9ee72cc82add75d37769790bebc52dc6">operations_research::CppFlags::cp_model_dump_models</a></div><div class="ttdeci">bool cp_model_dump_models</div><div class="ttdoc">DEBUG ONLY: Dump CP-SAT models during solve.</div><div class="ttdef"><b>Definition:</b> <a href="init_8h_source.html#l00057">init.h:57</a></div></div>
<div class="ttc" id="structoperations__research_1_1_cpp_flags_html_ac9d22cd58c301875ff2e6ecfc5296bbb"><div class="ttname"><a href="structoperations__research_1_1_cpp_flags.html#ac9d22cd58c301875ff2e6ecfc5296bbb">operations_research::CppFlags::log_prefix</a></div><div class="ttdeci">bool log_prefix</div><div class="ttdoc">Controls is time and source code info are used to prefix logging messages.</div><div class="ttdef"><b>Definition:</b> <a href="init_8h_source.html#l00044">init.h:44</a></div></div>
<div class="ttc" id="classoperations__research_1_1_cpp_bridge_html_a5c72fce46a300530616abdaf06de074a"><div class="ttname"><a href="classoperations__research_1_1_cpp_bridge.html#a5c72fce46a300530616abdaf06de074a">operations_research::CppBridge::LoadGurobiSharedLibrary</a></div><div class="ttdeci">static bool LoadGurobiSharedLibrary(const std::string &amp;full_library_path)</div><div class="ttdoc">Load the gurobi shared library.</div><div class="ttdef"><b>Definition:</b> <a href="init_8h_source.html#l00122">init.h:122</a></div></div>
<div class="ttc" id="namespacegoogle_html_a70bf67dee61470b69573aae771282e30"><div class="ttname"><a href="namespacegoogle.html#a70bf67dee61470b69573aae771282e30">google::ShutdownGoogleLogging</a></div><div class="ttdeci">void ShutdownGoogleLogging()</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01877">base/logging.cc:1877</a></div></div>
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