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<div class="title">base/logging.h</div> </div>
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<a href="base_2logging_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> <span class="comment">// Copyright 2010-2021 Google LLC</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <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> <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> <span class="comment">//</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <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> <span class="comment">//</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <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> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <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> <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> <span class="comment">// limitations under the License.</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> </div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#ifndef OR_TOOLS_BASE_LOGGING_H_</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#define OR_TOOLS_BASE_LOGGING_H_</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <errno.h></span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include <string.h></span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <time.h></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="preprocessor">#include <cassert></span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <cstddef></span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <iosfwd></span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <ostream></span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <sstream></span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <string></span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#if defined(__GNUC__) && defined(__linux__)</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <unistd.h></span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <vector></span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include "<a class="code" href="commandlineflags_8h.html">ortools/base/commandlineflags.h</a>"</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include "<a class="code" href="integral__types_8h.html">ortools/base/integral_types.h</a>"</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include "<a class="code" href="log__severity_8h.html">ortools/base/log_severity.h</a>"</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include "<a class="code" href="logging__export_8h.html">ortools/base/logging_export.h</a>"</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include "<a class="code" href="macros_8h.html">ortools/base/macros.h</a>"</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include "<a class="code" href="vlog__is__on_8h.html">ortools/base/vlog_is_on.h</a>"</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"><a class="line" href="base_2logging_8h.html#aa2b530d7153c37f4caa70054c6452533"> 39</a></span> <span class="preprocessor">#define QCHECK CHECK</span></div><div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#acdd435d10e595c91b6861a233b8e8432"> 40</a></span> <span class="preprocessor">#define QCHECK_EQ CHECK_EQ</span></div><div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a1a87b6f1a145a099683098400cc40644"> 41</a></span> <span class="preprocessor">#define QCHECK_GE CHECK_GE</span></div><div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a24b595a0db6ebf69168cd820da83215b"> 42</a></span> <span class="preprocessor">#define QCHECK_GT CHECK_GT</span></div><div class="line"><a name="l00043"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#aeef651f886eb5252c08835194213efe2"> 43</a></span> <span class="preprocessor">#define ABSL_DIE_IF_NULL CHECK_NOTNULL</span></div><div class="line"><a name="l00044"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d"> 44</a></span> <span class="preprocessor">#define CHECK_OK(x) CHECK((x).ok())</span></div><div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a91223707c1a1a44be1c1757f324eda47"> 45</a></span> <span class="preprocessor">#define QCHECK_OK CHECK_OK</span></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="comment">// used by or-tools non C++ ports to bridge with the C++ layer.</span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keywordtype">void</span> <a class="code" href="base_2logging_8h.html#adc29f16e0cd8a868b42ac92d5fc437b9">FixFlagsAndEnvironmentForSwig</a>();</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor">#if defined(_MSC_VER)</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor">#define GLOG_MSVC_PUSH_DISABLE_WARNING(n) \</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="preprocessor"> __pragma(warning(push)) __pragma(warning(disable : n))</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#define GLOG_MSVC_POP_WARNING() __pragma(warning(pop))</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#define ATTRIBUTE_NOINLINE</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor">#define ATTRIBUTE_NORETURN __declspec(noreturn)</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a895b90089c47c98e4bbc1f63e1fba191"> 57</a></span> <span class="preprocessor">#define GLOG_MSVC_PUSH_DISABLE_WARNING(n)</span></div><div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#af460ba0566bf6437fc70ccaadf220118"> 58</a></span> <span class="preprocessor">#define GLOG_MSVC_POP_WARNING()</span></div><div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a4611a2ff86f137a40238505f0df60c27"> 59</a></span> <span class="preprocessor">#define ATTRIBUTE_NOINLINE __attribute__((noinline))</span></div><div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#afaad0abfed30e8ee5ae7d27b5ecea29f"> 60</a></span> <span class="preprocessor">#define ATTRIBUTE_NORETURN __attribute__((noreturn))</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment">// The global value of GOOGLE_STRIP_LOG. All the messages logged to</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment">// LOG(XXX) with severity less than GOOGLE_STRIP_LOG will not be displayed.</span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment">// If it can be determined at compile time that the message will not be</span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment">// printed, the statement will be compiled out.</span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment">//</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="comment">// Example: to strip out all INFO and WARNING messages, use the value</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment">// of 2 below. To make an exception for WARNING messages from a single</span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment">// file, add "#define GOOGLE_STRIP_LOG 1" to that file _before_ including</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="comment">// base/logging.h</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor">#ifndef GOOGLE_STRIP_LOG</span></div><div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a1734b3ada3968f3601877db95fa57d76"> 73</a></span> <span class="preprocessor">#define GOOGLE_STRIP_LOG 0</span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="comment">// GCC can be told that a certain branch is not likely to be taken (for</span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="comment">// instance, a CHECK failure), and use that information in static analysis.</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="comment">// Giving it this information can help it optimize for the common case in</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment">// the absence of better information (ie. -fprofile-arcs).</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="comment">//</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="preprocessor">#ifndef GOOGLE_PREDICT_BRANCH_NOT_TAKEN</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="preprocessor">#if !defined(_MSC_VER)</span></div><div class="line"><a name="l00083"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a09001211989f041c5f3fa7b69bf58eb2"> 83</a></span> <span class="preprocessor">#define GOOGLE_PREDICT_BRANCH_NOT_TAKEN(x) (__builtin_expect(x, 0))</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="preprocessor">#define GOOGLE_PREDICT_BRANCH_NOT_TAKEN(x) x</span></div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="preprocessor">#endif</span></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="preprocessor">#ifndef GOOGLE_PREDICT_FALSE</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="preprocessor">#if !defined(_MSC_VER)</span></div><div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ab3ddad002390914cf4106022c60ef0d6"> 91</a></span> <span class="preprocessor">#define GOOGLE_PREDICT_FALSE(x) (__builtin_expect(x, 0))</span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="preprocessor">#define GOOGLE_PREDICT_FALSE(x) x</span></div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> </div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="preprocessor">#ifndef GOOGLE_PREDICT_TRUE</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="preprocessor">#if !defined(_MSC_VER)</span></div><div class="line"><a name="l00099"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a38dbe94ed04eccf967ebe59e5ebe165e"> 99</a></span> <span class="preprocessor">#define GOOGLE_PREDICT_TRUE(x) (__builtin_expect(!!(x), 1))</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="preprocessor">#define GOOGLE_PREDICT_TRUE(x) x</span></div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="preprocessor">#endif</span></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="comment">// Make a bunch of macros for logging. The way to log things is to stream</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="comment">// things to LOG(<a particular severity level>). E.g.,</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment">//</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="comment">// LOG(INFO) << "Found " << num_cookies << " cookies";</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="comment">//</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="comment">// You can capture log messages in a string, rather than reporting them</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment">// immediately:</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment">//</span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment">// vector<string> errors;</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment">// LOG_STRING(ERROR, &errors) << "Couldn't parse cookie #" << cookie_num;</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment">//</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="comment">// This pushes back the new error onto 'errors'; if given a NULL pointer,</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="comment">// it reports the error via LOG(ERROR).</span></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="comment">//</span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="comment">// You can also do conditional logging:</span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="comment">//</span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="comment">// LOG_IF(INFO, num_cookies > 10) << "Got lots of cookies";</span></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="comment">//</span></div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="comment">// You can also do occasional logging (log every n'th occurrence of an</span></div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="comment">// event):</span></div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="comment">//</span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="comment">// LOG_EVERY_N(INFO, 10) << "Got the " << google::COUNTER << "th cookie";</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="comment">//</span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="comment">// The above will cause log messages to be output on the 1st, 11th, 21st, ...</span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="comment">// times it is executed. Note that the special google::COUNTER value is used</span></div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="comment">// to identify which repetition is happening.</span></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="comment">//</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="comment">// You can also do occasional conditional logging (log every n'th</span></div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="comment">// occurrence of an event, when condition is satisfied):</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="comment">//</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="comment">// LOG_IF_EVERY_N(INFO, (size > 1024), 10) << "Got the " << google::COUNTER</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="comment">// << "th big cookie";</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="comment">//</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="comment">// You can log messages the first N times your code executes a line. E.g.</span></div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="comment">//</span></div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="comment">// LOG_FIRST_N(INFO, 20) << "Got the " << google::COUNTER << "th cookie";</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="comment">//</span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="comment">// Outputs log messages for the first 20 times it is executed.</span></div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="comment">//</span></div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="comment">// Analogous SYSLOG, SYSLOG_IF, and SYSLOG_EVERY_N macros are available.</span></div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="comment">// These log to syslog as well as to the normal logs. If you use these at</span></div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="comment">// all, you need to be aware that syslog can drastically reduce performance,</span></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="comment">// especially if it is configured for remote logging! Don't use these</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="comment">// unless you fully understand this and have a concrete need to use them.</span></div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="comment">// Even then, try to minimize your use of them.</span></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="comment">//</span></div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="comment">// There are also "debug mode" logging macros like the ones above:</span></div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="comment">//</span></div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="comment">// DLOG(INFO) << "Found cookies";</span></div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="comment">//</span></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="comment">// DLOG_IF(INFO, num_cookies > 10) << "Got lots of cookies";</span></div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="comment">//</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="comment">// DLOG_EVERY_N(INFO, 10) << "Got the " << google::COUNTER << "th cookie";</span></div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="comment">//</span></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="comment">// All "debug mode" logging is compiled away to nothing for non-debug mode</span></div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="comment">// compiles.</span></div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="comment">//</span></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="comment">// We also have</span></div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="comment">//</span></div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="comment">// LOG_ASSERT(assertion);</span></div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="comment">// DLOG_ASSERT(assertion);</span></div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="comment">//</span></div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="comment">// which is syntactic sugar for {,D}LOG_IF(FATAL, assert fails) << assertion;</span></div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="comment">//</span></div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="comment">// There are "verbose level" logging macros. They look like</span></div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="comment">//</span></div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="comment">// VLOG(1) << "I'm printed when you run the program with --v=1 or more";</span></div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="comment">// VLOG(2) << "I'm printed when you run the program with --v=2 or more";</span></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="comment">//</span></div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="comment">// These always log at the INFO log level (when they log at all).</span></div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="comment">// The verbose logging can also be turned on module-by-module. For instance,</span></div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="comment">// --vmodule=mapreduce=2,file=1,gfs*=3 --v=0</span></div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="comment">// will cause:</span></div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="comment">// a. VLOG(2) and lower messages to be printed from mapreduce.{h,cc}</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="comment">// b. VLOG(1) and lower messages to be printed from file.{h,cc}</span></div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="comment">// c. VLOG(3) and lower messages to be printed from files prefixed with "gfs"</span></div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="comment">// d. VLOG(0) and lower messages to be printed from elsewhere</span></div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="comment">//</span></div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="comment">// The wildcarding functionality shown by (c) supports both '*' (match</span></div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="comment">// 0 or more characters) and '?' (match any single character) wildcards.</span></div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="comment">//</span></div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="comment">// There's also VLOG_IS_ON(n) "verbose level" condition macro. To be used as</span></div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="comment">//</span></div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="comment">// if (VLOG_IS_ON(2)) {</span></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="comment">// // do some logging preparation and logging</span></div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="comment">// // that can't be accomplished with just VLOG(2) << ...;</span></div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="comment">// }</span></div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="comment">//</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="comment">// There is also a VLOG_EVERY_N "verbose level"</span></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="comment">// condition macros for sample cases, when some extra computation and</span></div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="comment">// preparation for logs is not needed.</span></div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="comment">// VLOG_EVERY_N(1, 10)</span></div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="comment">// << "I'm printed every 10th occurrence, and when you run the program "</span></div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="comment">// "with --v=1 or more. Present occurrence is " << google::COUNTER;</span></div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="comment">//</span></div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="comment">// The supported severity levels for macros that allow you to specify one</span></div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="comment">// are (in increasing order of severity) INFO, WARNING, ERROR, and FATAL.</span></div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="comment">// Note that messages of a given severity are logged not only in the</span></div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="comment">// logfile for that severity, but also in all logfiles of lower severity.</span></div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="comment">// E.g., a message of severity FATAL will be logged to the logfiles of</span></div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="comment">// severity FATAL, ERROR, WARNING, and INFO.</span></div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="comment">//</span></div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="comment">// There is also the special severity of DFATAL, which logs FATAL in</span></div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="comment">// debug mode, ERROR in normal mode.</span></div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="comment">//</span></div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="comment">// Very important: logging a message at the FATAL severity level causes</span></div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="comment">// the program to terminate (after the message is logged).</span></div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="comment">//</span></div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span> <span class="comment">// Unless otherwise specified, logs will be written to the filename</span></div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="comment">// "<program name>.<hostname>.<user name>.log.<severity level>.", followed</span></div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="comment">// by the date, time, and pid (you can't prevent the date, time, and pid</span></div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="comment">// from being in the filename).</span></div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span> <span class="comment">//</span></div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="comment">// The logging code takes two flags:</span></div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span> <span class="comment">// --v=# set the verbose level</span></div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="comment">// --logtostderr log all the messages to stderr instead of to logfiles</span></div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span> </div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span> <span class="comment">// LOG LINE PREFIX FORMAT</span></div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span> <span class="comment">//</span></div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span> <span class="comment">// Log lines have this form:</span></div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span> <span class="comment">//</span></div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="comment">// Lmmdd hh:mm:ss.uuuuuu threadid file:line] msg...</span></div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span> <span class="comment">//</span></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="comment">// where the fields are defined as follows:</span></div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span> <span class="comment">//</span></div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span> <span class="comment">// L A single character, representing the log level</span></div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span> <span class="comment">// (eg 'I' for INFO)</span></div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span> <span class="comment">// mm The month (zero padded; ie May is '05')</span></div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span> <span class="comment">// dd The day (zero padded)</span></div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span> <span class="comment">// hh:mm:ss.uuuuuu Time in hours, minutes and fractional seconds</span></div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="comment">// threadid The space-padded thread ID as returned by GetTID()</span></div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span> <span class="comment">// (this matches the PID on Linux)</span></div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span> <span class="comment">// file The file name</span></div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span> <span class="comment">// line The line number</span></div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span> <span class="comment">// msg The user-supplied message</span></div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span> <span class="comment">//</span></div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span> <span class="comment">// Example:</span></div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="comment">//</span></div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span> <span class="comment">// I1103 11:57:31.739339 24395 google.cc:2341] Command line: ./some_prog</span></div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span> <span class="comment">// I1103 11:57:31.739403 24395 google.cc:2342] Process id 24395</span></div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span> <span class="comment">//</span></div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span> <span class="comment">// NOTE: although the microseconds are useful for comparing events on</span></div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span> <span class="comment">// a single machine, clocks on different machines may not be well</span></div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span> <span class="comment">// synchronized. Hence, use caution when comparing the low bits of</span></div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span> <span class="comment">// timestamps from different machines.</span></div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span> </div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span> <span class="comment">// Set whether log messages go to stderr instead of logfiles</span></div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span> <a class="code" href="base_2logging_8h.html#a91d8109fffffbada5fcaba8d25e322b7">ABSL_DECLARE_FLAG</a>(<span class="keywordtype">bool</span>, logtostderr);</div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span> </div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span> <span class="comment">// Set whether log messages go to stderr in addition to logfiles.</span></div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span> <a class="code" href="base_2logging_8h.html#a91d8109fffffbada5fcaba8d25e322b7">ABSL_DECLARE_FLAG</a>(<span class="keywordtype">bool</span>, alsologtostderr);</div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span> </div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span> <span class="comment">// Set color messages logged to stderr (if supported by terminal).</span></div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span> <a class="code" href="base_2logging_8h.html#a91d8109fffffbada5fcaba8d25e322b7">ABSL_DECLARE_FLAG</a>(<span class="keywordtype">bool</span>, colorlogtostderr);</div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span> </div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span> <span class="comment">// Log messages at a level >= this flag are automatically sent to</span></div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span> <span class="comment">// stderr in addition to log files.</span></div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span> <a class="code" href="base_2logging_8h.html#a91d8109fffffbada5fcaba8d25e322b7">ABSL_DECLARE_FLAG</a>(<span class="keywordtype">int</span>, stderrthreshold);</div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span> </div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span> <span class="comment">// Set whether the log prefix should be prepended to each line of output.</span></div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span> <a class="code" href="base_2logging_8h.html#a91d8109fffffbada5fcaba8d25e322b7">ABSL_DECLARE_FLAG</a>(<span class="keywordtype">bool</span>, log_prefix);</div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span> </div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span> <span class="comment">// Log messages at a level <= this flag are buffered.</span></div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span> <span class="comment">// Log messages at a higher level are flushed immediately.</span></div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span> <a class="code" href="base_2logging_8h.html#a91d8109fffffbada5fcaba8d25e322b7">ABSL_DECLARE_FLAG</a>(<span class="keywordtype">int</span>, logbuflevel);</div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span> </div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span> <span class="comment">// Sets the maximum number of seconds which logs may be buffered for.</span></div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span> <a class="code" href="base_2logging_8h.html#a91d8109fffffbada5fcaba8d25e322b7">ABSL_DECLARE_FLAG</a>(<span class="keywordtype">int</span>, logbufsecs);</div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span> </div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span> <span class="comment">// Log suppression level: messages logged at a lower level than this</span></div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span> <span class="comment">// are suppressed.</span></div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span> <a class="code" href="base_2logging_8h.html#a91d8109fffffbada5fcaba8d25e322b7">ABSL_DECLARE_FLAG</a>(<span class="keywordtype">int</span>, minloglevel);</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">// If specified, logfiles are written into this directory instead of the</span></div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span> <span class="comment">// default logging directory.</span></div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span> <a class="code" href="base_2logging_8h.html#a91d8109fffffbada5fcaba8d25e322b7">ABSL_DECLARE_FLAG</a>(std::string, log_dir);</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> <span class="comment">// Set the log file mode.</span></div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span> <a class="code" href="base_2logging_8h.html#a91d8109fffffbada5fcaba8d25e322b7">ABSL_DECLARE_FLAG</a>(<span class="keywordtype">int</span>, logfile_mode);</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span> </div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span> <span class="comment">// Sets the path of the directory into which to put additional links</span></div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span> <span class="comment">// to the log files.</span></div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span> <a class="code" href="base_2logging_8h.html#a91d8109fffffbada5fcaba8d25e322b7">ABSL_DECLARE_FLAG</a>(std::string, log_link);</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span> </div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <a class="code" href="base_2logging_8h.html#a91d8109fffffbada5fcaba8d25e322b7">ABSL_DECLARE_FLAG</a>(<span class="keywordtype">int</span>, v); <span class="comment">// in vlog_is_on.cc</span></div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span> </div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span> <span class="comment">// Sets the maximum log file size (in MB).</span></div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span> <a class="code" href="base_2logging_8h.html#a91d8109fffffbada5fcaba8d25e322b7">ABSL_DECLARE_FLAG</a>(<span class="keywordtype">int</span>, max_log_size);</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span> </div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span> <span class="comment">// Sets whether to avoid logging to the disk if the disk is full.</span></div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span> <a class="code" href="base_2logging_8h.html#a91d8109fffffbada5fcaba8d25e322b7">ABSL_DECLARE_FLAG</a>(<span class="keywordtype">bool</span>, stop_logging_if_full_disk);</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="comment">// Log messages below the GOOGLE_STRIP_LOG level will be compiled away for</span></div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span> <span class="comment">// security reasons. See LOG(severtiy) below.</span></div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span> </div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span> <span class="comment">// A few definitions of macros that don't generate much code. Since</span></div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span> <span class="comment">// LOG(INFO) and its ilk are used all over our code, it's</span></div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span> <span class="comment">// better to have compact code for these operations.</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> <span class="preprocessor">#if GOOGLE_STRIP_LOG == 0</span></div><div class="line"><a name="l00305"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ab9d086c197ac1f7f149f73bbc05d391b"> 305</a></span> <span class="preprocessor">#define COMPACT_GOOGLE_LOG_INFO google::LogMessage(__FILE__, __LINE__)</span></div><div class="line"><a name="l00306"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a27059a960f3d60491d57d5328dd04949"> 306</a></span> <span class="preprocessor">#define LOG_TO_STRING_INFO(message) \</span></div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_INFO, message)</span></div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span> <span class="preprocessor">#define COMPACT_GOOGLE_LOG_INFO google::NullStream()</span></div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span> <span class="preprocessor">#define LOG_TO_STRING_INFO(message) google::NullStream()</span></div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span> </div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span> <span class="preprocessor">#if GOOGLE_STRIP_LOG <= 1</span></div><div class="line"><a name="l00314"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ac0f169bc6a3f1250538bf9b86c9bf83b"> 314</a></span> <span class="preprocessor">#define COMPACT_GOOGLE_LOG_WARNING \</span></div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_WARNING)</span></div><div class="line"><a name="l00316"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a8bba74f743c85faaa59b79b4d11a3b8c"> 316</a></span> <span class="preprocessor">#define LOG_TO_STRING_WARNING(message) \</span></div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_WARNING, message)</span></div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span> <span class="preprocessor">#define COMPACT_GOOGLE_LOG_WARNING google::NullStream()</span></div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span> <span class="preprocessor">#define LOG_TO_STRING_WARNING(message) google::NullStream()</span></div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span> <span class="preprocessor">#endif</span></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> <span class="preprocessor">#if GOOGLE_STRIP_LOG <= 2</span></div><div class="line"><a name="l00324"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#acf124ca2fa51ef730b81b2de1761d9f2"> 324</a></span> <span class="preprocessor">#define COMPACT_GOOGLE_LOG_ERROR \</span></div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_ERROR)</span></div><div class="line"><a name="l00326"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a2c8a11d7e8cfeaa25e4da200aef3b61c"> 326</a></span> <span class="preprocessor">#define LOG_TO_STRING_ERROR(message) \</span></div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_ERROR, message)</span></div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span> <span class="preprocessor">#define COMPACT_GOOGLE_LOG_ERROR google::NullStream()</span></div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span> <span class="preprocessor">#define LOG_TO_STRING_ERROR(message) google::NullStream()</span></div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span> </div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span> <span class="preprocessor">#if GOOGLE_STRIP_LOG <= 3</span></div><div class="line"><a name="l00334"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a5bb038831e3c346ecfb2201b7c854e7f"> 334</a></span> <span class="preprocessor">#define COMPACT_GOOGLE_LOG_FATAL google::LogMessageFatal(__FILE__, __LINE__)</span></div><div class="line"><a name="l00335"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a12b9d4b49361613f366c2c66c8019017"> 335</a></span> <span class="preprocessor">#define LOG_TO_STRING_FATAL(message) \</span></div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_FATAL, message)</span></div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="preprocessor">#define COMPACT_GOOGLE_LOG_FATAL google::NullStreamFatal()</span></div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span> <span class="preprocessor">#define LOG_TO_STRING_FATAL(message) google::NullStreamFatal()</span></div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span> </div><div class="line"><a name="l00342"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a185417ffd11d8116859b578ee77746b6"> 342</a></span> <span class="preprocessor">#define COMPACT_GOOGLE_LOG_QFATAL COMPACT_GOOGLE_LOG_FATAL</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> <span class="preprocessor">#if defined(NDEBUG) && !defined(DCHECK_ALWAYS_ON)</span></div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span> <span class="preprocessor">#define DCHECK_IS_ON() 0</span></div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00347"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a9f3902b081f68e0ef12b38eb52739698"> 347</a></span> <span class="preprocessor">#define DCHECK_IS_ON() 1</span></div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span> </div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span> <span class="comment">// For DFATAL, we want to use LogMessage (as opposed to</span></div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span> <span class="comment">// LogMessageFatal), to be consistent with the original behavior.</span></div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span> <span class="preprocessor">#if !DCHECK_IS_ON()</span></div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span> <span class="preprocessor">#define COMPACT_GOOGLE_LOG_DFATAL COMPACT_GOOGLE_LOG_ERROR</span></div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span> <span class="preprocessor">#elif GOOGLE_STRIP_LOG <= 3</span></div><div class="line"><a name="l00355"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a41940376b5c5743b584bf95408f4c442"> 355</a></span> <span class="preprocessor">#define COMPACT_GOOGLE_LOG_DFATAL \</span></div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_FATAL)</span></div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span> <span class="preprocessor">#define COMPACT_GOOGLE_LOG_DFATAL google::NullStreamFatal()</span></div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span> </div><div class="line"><a name="l00361"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a930ad12d78857a7184b15e6e1e0c4b45"> 361</a></span> <span class="preprocessor">#define GOOGLE_LOG_INFO(counter) \</span></div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_INFO, counter, \</span></div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span> <span class="preprocessor"> &google::LogMessage::SendToLog)</span></div><div class="line"><a name="l00364"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#aa064c8bce1a9b8103221af95da828e76"> 364</a></span> <span class="preprocessor">#define SYSLOG_INFO(counter) \</span></div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_INFO, counter, \</span></div><div class="line"><a name="l00366"></a><span class="lineno"> 366</span> <span class="preprocessor"> &google::LogMessage::SendToSyslogAndLog)</span></div><div class="line"><a name="l00367"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a030b9683afe518733d25a27695c8b6cc"> 367</a></span> <span class="preprocessor">#define GOOGLE_LOG_WARNING(counter) \</span></div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_WARNING, counter, \</span></div><div class="line"><a name="l00369"></a><span class="lineno"> 369</span> <span class="preprocessor"> &google::LogMessage::SendToLog)</span></div><div class="line"><a name="l00370"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a820f091989b1e85a4728a9818fdcfb7e"> 370</a></span> <span class="preprocessor">#define SYSLOG_WARNING(counter) \</span></div><div class="line"><a name="l00371"></a><span class="lineno"> 371</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_WARNING, counter, \</span></div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span> <span class="preprocessor"> &google::LogMessage::SendToSyslogAndLog)</span></div><div class="line"><a name="l00373"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a5b18cf71dc5bf81e554e3247a6e55f59"> 373</a></span> <span class="preprocessor">#define GOOGLE_LOG_ERROR(counter) \</span></div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_ERROR, counter, \</span></div><div class="line"><a name="l00375"></a><span class="lineno"> 375</span> <span class="preprocessor"> &google::LogMessage::SendToLog)</span></div><div class="line"><a name="l00376"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a2e1c9947244f6d46509f5b4713183cce"> 376</a></span> <span class="preprocessor">#define SYSLOG_ERROR(counter) \</span></div><div class="line"><a name="l00377"></a><span class="lineno"> 377</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_ERROR, counter, \</span></div><div class="line"><a name="l00378"></a><span class="lineno"> 378</span> <span class="preprocessor"> &google::LogMessage::SendToSyslogAndLog)</span></div><div class="line"><a name="l00379"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a48e95a312894ebd3c37d32a11c598635"> 379</a></span> <span class="preprocessor">#define GOOGLE_LOG_FATAL(counter) \</span></div><div class="line"><a name="l00380"></a><span class="lineno"> 380</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_FATAL, counter, \</span></div><div class="line"><a name="l00381"></a><span class="lineno"> 381</span> <span class="preprocessor"> &google::LogMessage::SendToLog)</span></div><div class="line"><a name="l00382"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#af8855f312b15c336d9b4e5530cb37a39"> 382</a></span> <span class="preprocessor">#define SYSLOG_FATAL(counter) \</span></div><div class="line"><a name="l00383"></a><span class="lineno"> 383</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_FATAL, counter, \</span></div><div class="line"><a name="l00384"></a><span class="lineno"> 384</span> <span class="preprocessor"> &google::LogMessage::SendToSyslogAndLog)</span></div><div class="line"><a name="l00385"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a75db5949a74765f565a4cda8582ff690"> 385</a></span> <span class="preprocessor">#define GOOGLE_LOG_DFATAL(counter) \</span></div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::DFATAL_LEVEL, counter, \</span></div><div class="line"><a name="l00387"></a><span class="lineno"> 387</span> <span class="preprocessor"> &google::LogMessage::SendToLog)</span></div><div class="line"><a name="l00388"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a3eb4d4ad8da2d68b560f4a75226212a2"> 388</a></span> <span class="preprocessor">#define SYSLOG_DFATAL(counter) \</span></div><div class="line"><a name="l00389"></a><span class="lineno"> 389</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::DFATAL_LEVEL, counter, \</span></div><div class="line"><a name="l00390"></a><span class="lineno"> 390</span> <span class="preprocessor"> &google::LogMessage::SendToSyslogAndLog)</span></div><div class="line"><a name="l00391"></a><span class="lineno"> 391</span> </div><div class="line"><a name="l00392"></a><span class="lineno"> 392</span> <span class="preprocessor">#if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || \</span></div><div class="line"><a name="l00393"></a><span class="lineno"> 393</span> <span class="preprocessor"> defined(__CYGWIN__) || defined(__CYGWIN32__)</span></div><div class="line"><a name="l00394"></a><span class="lineno"> 394</span> <span class="comment">// A very useful logging macro to log windows errors:</span></div><div class="line"><a name="l00395"></a><span class="lineno"> 395</span> <span class="preprocessor">#define LOG_SYSRESULT(result) \</span></div><div class="line"><a name="l00396"></a><span class="lineno"> 396</span> <span class="preprocessor"> if (FAILED(HRESULT_FROM_WIN32(result))) { \</span></div><div class="line"><a name="l00397"></a><span class="lineno"> 397</span> <span class="preprocessor"> LPSTR message = NULL; \</span></div><div class="line"><a name="l00398"></a><span class="lineno"> 398</span> <span class="preprocessor"> LPSTR msg = reinterpret_cast<LPSTR>(&message); \</span></div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span> <span class="preprocessor"> DWORD message_length = FormatMessageA( \</span></div><div class="line"><a name="l00400"></a><span class="lineno"> 400</span> <span class="preprocessor"> FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, 0, \</span></div><div class="line"><a name="l00401"></a><span class="lineno"> 401</span> <span class="preprocessor"> result, 0, msg, 100, NULL); \</span></div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span> <span class="preprocessor"> if (message_length > 0) { \</span></div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_ERROR, 0, \</span></div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span> <span class="preprocessor"> &google::LogMessage::SendToLog) \</span></div><div class="line"><a name="l00405"></a><span class="lineno"> 405</span> <span class="preprocessor"> .stream() \</span></div><div class="line"><a name="l00406"></a><span class="lineno"> 406</span> <span class="preprocessor"> << reinterpret_cast<const char*>(message); \</span></div><div class="line"><a name="l00407"></a><span class="lineno"> 407</span> <span class="preprocessor"> LocalFree(message); \</span></div><div class="line"><a name="l00408"></a><span class="lineno"> 408</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00409"></a><span class="lineno"> 409</span> <span class="preprocessor"> }</span></div><div class="line"><a name="l00410"></a><span class="lineno"> 410</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00411"></a><span class="lineno"> 411</span> </div><div class="line"><a name="l00412"></a><span class="lineno"> 412</span> <span class="comment">// We use the preprocessor's merging operator, "##", so that, e.g.,</span></div><div class="line"><a name="l00413"></a><span class="lineno"> 413</span> <span class="comment">// LOG(INFO) becomes the token GOOGLE_LOG_INFO. There's some funny</span></div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span> <span class="comment">// subtle difference between ostream member streaming functions (e.g.,</span></div><div class="line"><a name="l00415"></a><span class="lineno"> 415</span> <span class="comment">// ostream::operator<<(int) and ostream non-member streaming functions</span></div><div class="line"><a name="l00416"></a><span class="lineno"> 416</span> <span class="comment">// (e.g., ::operator<<(ostream&, string&): it turns out that it's</span></div><div class="line"><a name="l00417"></a><span class="lineno"> 417</span> <span class="comment">// impossible to stream something like a string directly to an unnamed</span></div><div class="line"><a name="l00418"></a><span class="lineno"> 418</span> <span class="comment">// ostream. We employ a neat hack by calling the stream() member</span></div><div class="line"><a name="l00419"></a><span class="lineno"> 419</span> <span class="comment">// function of LogMessage which seems to avoid the problem.</span></div><div class="line"><a name="l00420"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae"> 420</a></span> <span class="preprocessor">#define LOG(severity) COMPACT_GOOGLE_LOG_##severity.stream()</span></div><div class="line"><a name="l00421"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#aec55dbc0eb86bb6a02de6f05fac15b83"> 421</a></span> <span class="preprocessor">#define SYSLOG(severity) SYSLOG_##severity(0).stream()</span></div><div class="line"><a name="l00422"></a><span class="lineno"> 422</span> </div><div class="line"><a name="l00423"></a><span class="lineno"> 423</span> <span class="keyword">namespace </span><a class="code" href="namespacegoogle.html">google</a> {</div><div class="line"><a name="l00424"></a><span class="lineno"> 424</span> </div><div class="line"><a name="l00425"></a><span class="lineno"> 425</span> <span class="comment">// Initialize google's logging library. You will see the program name</span></div><div class="line"><a name="l00426"></a><span class="lineno"> 426</span> <span class="comment">// specified by argv0 in log outputs.</span></div><div class="line"><a name="l00427"></a><span class="lineno"> 427</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#a1749056ff206ebc4f581e6bc0bae841d">InitGoogleLogging</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* argv0);</div><div class="line"><a name="l00428"></a><span class="lineno"> 428</span> </div><div class="line"><a name="l00429"></a><span class="lineno"> 429</span> <span class="comment">// Shutdown google's logging library.</span></div><div class="line"><a name="l00430"></a><span class="lineno"> 430</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#a70bf67dee61470b69573aae771282e30">ShutdownGoogleLogging</a>();</div><div class="line"><a name="l00431"></a><span class="lineno"> 431</span> </div><div class="line"><a name="l00432"></a><span class="lineno"> 432</span> <span class="comment">// Install a function which will be called after LOG(FATAL).</span></div><div class="line"><a name="l00433"></a><span class="lineno"> 433</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#a80d0d63d8be7a9721961916a9ab9a9c3">InstallFailureFunction</a>(<span class="keywordtype">void</span> (*fail_func)());</div><div class="line"><a name="l00434"></a><span class="lineno"> 434</span> </div><div class="line"><a name="l00435"></a><span class="lineno"> 435</span> <span class="keyword">class </span>LogSink; <span class="comment">// defined below</span></div><div class="line"><a name="l00436"></a><span class="lineno"> 436</span> </div><div class="line"><a name="l00437"></a><span class="lineno"> 437</span> <span class="comment">// If a non-NULL sink pointer is given, we push this message to that sink.</span></div><div class="line"><a name="l00438"></a><span class="lineno"> 438</span> <span class="comment">// For LOG_TO_SINK we then do normal LOG(severity) logging as well.</span></div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span> <span class="comment">// This is useful for capturing messages and passing/storing them</span></div><div class="line"><a name="l00440"></a><span class="lineno"> 440</span> <span class="comment">// somewhere more specific than the global log of the process.</span></div><div class="line"><a name="l00441"></a><span class="lineno"> 441</span> <span class="comment">// Argument types:</span></div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span> <span class="comment">// LogSink* sink;</span></div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span> <span class="comment">// LogSeverity severity;</span></div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span> <span class="comment">// The cast is to disambiguate NULL arguments.</span></div><div class="line"><a name="l00445"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#afe0db805034aed653baceffe344a69b7"> 445</a></span> <span class="preprocessor">#define LOG_TO_SINK(sink, severity) \</span></div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_##severity, \</span></div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span> <span class="preprocessor"> static_cast<google::LogSink*>(sink), true) \</span></div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span> <span class="preprocessor"> .stream()</span></div><div class="line"><a name="l00449"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ad08ed1356a00e1593c81303a44f06480"> 449</a></span> <span class="preprocessor">#define LOG_TO_SINK_BUT_NOT_TO_LOGFILE(sink, severity) \</span></div><div class="line"><a name="l00450"></a><span class="lineno"> 450</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_##severity, \</span></div><div class="line"><a name="l00451"></a><span class="lineno"> 451</span> <span class="preprocessor"> static_cast<google::LogSink*>(sink), false) \</span></div><div class="line"><a name="l00452"></a><span class="lineno"> 452</span> <span class="preprocessor"> .stream()</span></div><div class="line"><a name="l00453"></a><span class="lineno"> 453</span> </div><div class="line"><a name="l00454"></a><span class="lineno"> 454</span> <span class="comment">// If a non-NULL string pointer is given, we write this message to that string.</span></div><div class="line"><a name="l00455"></a><span class="lineno"> 455</span> <span class="comment">// We then do normal LOG(severity) logging as well.</span></div><div class="line"><a name="l00456"></a><span class="lineno"> 456</span> <span class="comment">// This is useful for capturing messages and storing them somewhere more</span></div><div class="line"><a name="l00457"></a><span class="lineno"> 457</span> <span class="comment">// specific than the global log of the process.</span></div><div class="line"><a name="l00458"></a><span class="lineno"> 458</span> <span class="comment">// Argument types:</span></div><div class="line"><a name="l00459"></a><span class="lineno"> 459</span> <span class="comment">// string* message;</span></div><div class="line"><a name="l00460"></a><span class="lineno"> 460</span> <span class="comment">// LogSeverity severity;</span></div><div class="line"><a name="l00461"></a><span class="lineno"> 461</span> <span class="comment">// The cast is to disambiguate NULL arguments.</span></div><div class="line"><a name="l00462"></a><span class="lineno"> 462</span> <span class="comment">// NOTE: LOG(severity) expands to LogMessage().stream() for the specified</span></div><div class="line"><a name="l00463"></a><span class="lineno"> 463</span> <span class="comment">// severity.</span></div><div class="line"><a name="l00464"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a8881a484db9fc42ff4c5d4e124448929"> 464</a></span> <span class="preprocessor">#define LOG_TO_STRING(severity, message) \</span></div><div class="line"><a name="l00465"></a><span class="lineno"> 465</span> <span class="preprocessor"> LOG_TO_STRING_##severity(static_cast<string*>(message)).stream()</span></div><div class="line"><a name="l00466"></a><span class="lineno"> 466</span> </div><div class="line"><a name="l00467"></a><span class="lineno"> 467</span> <span class="comment">// If a non-NULL pointer is given, we push the message onto the end</span></div><div class="line"><a name="l00468"></a><span class="lineno"> 468</span> <span class="comment">// of a vector of strings; otherwise, we report it with LOG(severity).</span></div><div class="line"><a name="l00469"></a><span class="lineno"> 469</span> <span class="comment">// This is handy for capturing messages and perhaps passing them back</span></div><div class="line"><a name="l00470"></a><span class="lineno"> 470</span> <span class="comment">// to the caller, rather than reporting them immediately.</span></div><div class="line"><a name="l00471"></a><span class="lineno"> 471</span> <span class="comment">// Argument types:</span></div><div class="line"><a name="l00472"></a><span class="lineno"> 472</span> <span class="comment">// LogSeverity severity;</span></div><div class="line"><a name="l00473"></a><span class="lineno"> 473</span> <span class="comment">// vector<string> *outvec;</span></div><div class="line"><a name="l00474"></a><span class="lineno"> 474</span> <span class="comment">// The cast is to disambiguate NULL arguments.</span></div><div class="line"><a name="l00475"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a184d91a90ad6bfc00ca7b361ef173a59"> 475</a></span> <span class="preprocessor">#define LOG_STRING(severity, outvec) \</span></div><div class="line"><a name="l00476"></a><span class="lineno"> 476</span> <span class="preprocessor"> LOG_TO_STRING_##severity(static_cast<std::vector<std::string>*>(outvec)) \</span></div><div class="line"><a name="l00477"></a><span class="lineno"> 477</span> <span class="preprocessor"> .stream()</span></div><div class="line"><a name="l00478"></a><span class="lineno"> 478</span> </div><div class="line"><a name="l00479"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6"> 479</a></span> <span class="preprocessor">#define LOG_IF(severity, condition) \</span></div><div class="line"><a name="l00480"></a><span class="lineno"> 480</span> <span class="preprocessor"> static_cast<void>(0), \</span></div><div class="line"><a name="l00481"></a><span class="lineno"> 481</span> <span class="preprocessor"> !(condition) ? (void)0 : google::LogMessageVoidify() & LOG(severity)</span></div><div class="line"><a name="l00482"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ad7a43d8ca082105d21e75c822aa2cf21"> 482</a></span> <span class="preprocessor">#define SYSLOG_IF(severity, condition) \</span></div><div class="line"><a name="l00483"></a><span class="lineno"> 483</span> <span class="preprocessor"> static_cast<void>(0), \</span></div><div class="line"><a name="l00484"></a><span class="lineno"> 484</span> <span class="preprocessor"> !(condition) ? (void)0 : google::LogMessageVoidify() & SYSLOG(severity)</span></div><div class="line"><a name="l00485"></a><span class="lineno"> 485</span> </div><div class="line"><a name="l00486"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a4054e3ae5c28b364d0edd2b4a8b66c51"> 486</a></span> <span class="preprocessor">#define LOG_ASSERT(condition) \</span></div><div class="line"><a name="l00487"></a><span class="lineno"> 487</span> <span class="preprocessor"> LOG_IF(FATAL, !(condition)) << "Assert failed: " #condition</span></div><div class="line"><a name="l00488"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#abc77aea95e5c8144159322c9fd919808"> 488</a></span> <span class="preprocessor">#define SYSLOG_ASSERT(condition) \</span></div><div class="line"><a name="l00489"></a><span class="lineno"> 489</span> <span class="preprocessor"> SYSLOG_IF(FATAL, !(condition)) << "Assert failed: " #condition</span></div><div class="line"><a name="l00490"></a><span class="lineno"> 490</span> </div><div class="line"><a name="l00491"></a><span class="lineno"> 491</span> <span class="comment">// CHECK dies with a fatal error if condition is not true. It is *not*</span></div><div class="line"><a name="l00492"></a><span class="lineno"> 492</span> <span class="comment">// controlled by DCHECK_IS_ON(), so the check will be executed regardless of</span></div><div class="line"><a name="l00493"></a><span class="lineno"> 493</span> <span class="comment">// compilation mode. Therefore, it is safe to do things like:</span></div><div class="line"><a name="l00494"></a><span class="lineno"> 494</span> <span class="comment">// CHECK(fp->Write(x) == 4)</span></div><div class="line"><a name="l00495"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274"> 495</a></span> <span class="preprocessor">#define CHECK(condition) \</span></div><div class="line"><a name="l00496"></a><span class="lineno"> 496</span> <span class="preprocessor"> LOG_IF(FATAL, GOOGLE_PREDICT_BRANCH_NOT_TAKEN(!(condition))) \</span></div><div class="line"><a name="l00497"></a><span class="lineno"> 497</span> <span class="preprocessor"> << "Check failed: " #condition " "</span></div><div class="line"><a name="l00498"></a><span class="lineno"> 498</span> </div><div class="line"><a name="l00499"></a><span class="lineno"> 499</span> <span class="comment">// A container for a string pointer which can be evaluated to a bool -</span></div><div class="line"><a name="l00500"></a><span class="lineno"> 500</span> <span class="comment">// true iff the pointer is NULL.</span></div><div class="line"><a name="l00501"></a><span class="lineno"><a class="line" href="structgoogle_1_1_check_op_string.html"> 501</a></span> <span class="keyword">struct </span><a class="code" href="structgoogle_1_1_check_op_string.html">CheckOpString</a> {</div><div class="line"><a name="l00502"></a><span class="lineno"><a class="line" href="structgoogle_1_1_check_op_string.html#a5b23304cea8ce474353fc75b094a8b50"> 502</a></span>  <a class="code" href="structgoogle_1_1_check_op_string.html#a5b23304cea8ce474353fc75b094a8b50">CheckOpString</a>(std::string* str) : <a class="code" href="structgoogle_1_1_check_op_string.html#a3e35a685fcaa15d88c35fa93cd3126c5">str_</a>(str) {}</div><div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  <span class="comment">// No destructor: if str_ is non-NULL, we're about to LOG(FATAL),</span></div><div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  <span class="comment">// so there's no point in cleaning up str_.</span></div><div class="line"><a name="l00505"></a><span class="lineno"><a class="line" href="structgoogle_1_1_check_op_string.html#a67b76affb3b5d35fa419ac234144038b"> 505</a></span>  <span class="keyword">operator</span> bool()<span class="keyword"> const </span>{</div><div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  <span class="keywordflow">return</span> <a class="code" href="base_2logging_8h.html#a09001211989f041c5f3fa7b69bf58eb2">GOOGLE_PREDICT_BRANCH_NOT_TAKEN</a>(<a class="code" href="structgoogle_1_1_check_op_string.html#a3e35a685fcaa15d88c35fa93cd3126c5">str_</a> != NULL);</div><div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  }</div><div class="line"><a name="l00508"></a><span class="lineno"><a class="line" href="structgoogle_1_1_check_op_string.html#a3e35a685fcaa15d88c35fa93cd3126c5"> 508</a></span>  std::string* <a class="code" href="structgoogle_1_1_check_op_string.html#a3e35a685fcaa15d88c35fa93cd3126c5">str_</a>;</div><div class="line"><a name="l00509"></a><span class="lineno"> 509</span> };</div><div class="line"><a name="l00510"></a><span class="lineno"> 510</span> </div><div class="line"><a name="l00511"></a><span class="lineno"> 511</span> <span class="comment">// Function is overloaded for integral types to allow static const</span></div><div class="line"><a name="l00512"></a><span class="lineno"> 512</span> <span class="comment">// integrals declared in classes and not defined to be used as arguments to</span></div><div class="line"><a name="l00513"></a><span class="lineno"> 513</span> <span class="comment">// CHECK* macros. It's not encouraged though.</span></div><div class="line"><a name="l00514"></a><span class="lineno"> 514</span> <span class="keyword">template</span> <<span class="keyword">class</span> T></div><div class="line"><a name="l00515"></a><span class="lineno"><a class="line" href="namespacegoogle.html#a0ba5fffbf590b7c21dc78bd8f31c54a6"> 515</a></span> <span class="keyword">inline</span> <span class="keyword">const</span> T& <a class="code" href="namespacegoogle.html#a0ba5fffbf590b7c21dc78bd8f31c54a6">GetReferenceableValue</a>(<span class="keyword">const</span> T& t) {</div><div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  <span class="keywordflow">return</span> t;</div><div class="line"><a name="l00517"></a><span class="lineno"> 517</span> }</div><div class="line"><a name="l00518"></a><span class="lineno"><a class="line" href="namespacegoogle.html#a80d05eb238d7d95eb5471ffd4437c9d4"> 518</a></span> <span class="keyword">inline</span> <span class="keywordtype">char</span> <a class="code" href="namespacegoogle.html#a0ba5fffbf590b7c21dc78bd8f31c54a6">GetReferenceableValue</a>(<span class="keywordtype">char</span> t) { <span class="keywordflow">return</span> t; }</div><div class="line"><a name="l00519"></a><span class="lineno"><a class="line" href="namespacegoogle.html#a8dcfdaf010deb65ca2d5d5f819f67252"> 519</a></span> <span class="keyword">inline</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> <a class="code" href="namespacegoogle.html#a0ba5fffbf590b7c21dc78bd8f31c54a6">GetReferenceableValue</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> t) { <span class="keywordflow">return</span> t; }</div><div class="line"><a name="l00520"></a><span class="lineno"><a class="line" href="namespacegoogle.html#af2c12c2f1bc6ab200566b05c2d805c53"> 520</a></span> <span class="keyword">inline</span> <span class="keywordtype">signed</span> <span class="keywordtype">char</span> <a class="code" href="namespacegoogle.html#a0ba5fffbf590b7c21dc78bd8f31c54a6">GetReferenceableValue</a>(<span class="keywordtype">signed</span> <span class="keywordtype">char</span> t) { <span class="keywordflow">return</span> t; }</div><div class="line"><a name="l00521"></a><span class="lineno"><a class="line" href="namespacegoogle.html#a43a846772d4fa4f66404e90e29446d57"> 521</a></span> <span class="keyword">inline</span> int16_t <a class="code" href="namespacegoogle.html#a0ba5fffbf590b7c21dc78bd8f31c54a6">GetReferenceableValue</a>(int16_t t) { <span class="keywordflow">return</span> t; }</div><div class="line"><a name="l00522"></a><span class="lineno"><a class="line" href="namespacegoogle.html#a8ce511e8f375402d150d3c55d24569a4"> 522</a></span> <span class="keyword">inline</span> uint16_t <a class="code" href="namespacegoogle.html#a0ba5fffbf590b7c21dc78bd8f31c54a6">GetReferenceableValue</a>(uint16_t t) { <span class="keywordflow">return</span> t; }</div><div class="line"><a name="l00523"></a><span class="lineno"><a class="line" href="namespacegoogle.html#abfb30e3382589c8190fe6cb3bae8911c"> 523</a></span> <span class="keyword">inline</span> <span class="keywordtype">int</span> <a class="code" href="namespacegoogle.html#a0ba5fffbf590b7c21dc78bd8f31c54a6">GetReferenceableValue</a>(<span class="keywordtype">int</span> t) { <span class="keywordflow">return</span> t; }</div><div class="line"><a name="l00524"></a><span class="lineno"><a class="line" href="namespacegoogle.html#a10fd61a1e975ccd31174afd08163b93d"> 524</a></span> <span class="keyword">inline</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="namespacegoogle.html#a0ba5fffbf590b7c21dc78bd8f31c54a6">GetReferenceableValue</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> t) { <span class="keywordflow">return</span> t; }</div><div class="line"><a name="l00525"></a><span class="lineno"><a class="line" href="namespacegoogle.html#ada23c58a18fdc247e34b1244ea11b9f0"> 525</a></span> <span class="keyword">inline</span> int64_t <a class="code" href="namespacegoogle.html#a0ba5fffbf590b7c21dc78bd8f31c54a6">GetReferenceableValue</a>(int64_t t) { <span class="keywordflow">return</span> t; }</div><div class="line"><a name="l00526"></a><span class="lineno"><a class="line" href="namespacegoogle.html#afc9a9686bc18764b72143ec2ca755ec6"> 526</a></span> <span class="keyword">inline</span> uint64_t <a class="code" href="namespacegoogle.html#a0ba5fffbf590b7c21dc78bd8f31c54a6">GetReferenceableValue</a>(uint64_t t) { <span class="keywordflow">return</span> t; }</div><div class="line"><a name="l00527"></a><span class="lineno"> 527</span> </div><div class="line"><a name="l00528"></a><span class="lineno"> 528</span> <span class="comment">// This is a dummy class to define the following operator.</span></div><div class="line"><a name="l00529"></a><span class="lineno"><a class="line" href="structgoogle_1_1_dummy_class_to_define_operator.html"> 529</a></span> <span class="keyword">struct </span><a class="code" href="structgoogle_1_1_dummy_class_to_define_operator.html">DummyClassToDefineOperator</a> {};</div><div class="line"><a name="l00530"></a><span class="lineno"> 530</span> } <span class="comment">// namespace google</span></div><div class="line"><a name="l00531"></a><span class="lineno"> 531</span> </div><div class="line"><a name="l00532"></a><span class="lineno"> 532</span> <span class="comment">// Define global operator<< to declare using ::operator<<.</span></div><div class="line"><a name="l00533"></a><span class="lineno"> 533</span> <span class="comment">// This declaration will allow use to use CHECK macros for user</span></div><div class="line"><a name="l00534"></a><span class="lineno"> 534</span> <span class="comment">// defined classes which have operator<< (e.g., stl_logging.h).</span></div><div class="line"><a name="l00535"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a4760c8f7e6130e106d6f316cab864bdd"> 535</a></span> <span class="keyword">inline</span> std::ostream& <a class="code" href="base_2logging_8h.html#a4760c8f7e6130e106d6f316cab864bdd">operator<<</a>(std::ostream& out,</div><div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  <span class="keyword">const</span> <a class="code" href="structgoogle_1_1_dummy_class_to_define_operator.html">google::DummyClassToDefineOperator</a>&) {</div><div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  <span class="keywordflow">return</span> out;</div><div class="line"><a name="l00538"></a><span class="lineno"> 538</span> }</div><div class="line"><a name="l00539"></a><span class="lineno"> 539</span> </div><div class="line"><a name="l00540"></a><span class="lineno"> 540</span> <span class="keyword">namespace </span><a class="code" href="namespacegoogle.html">google</a> {</div><div class="line"><a name="l00541"></a><span class="lineno"> 541</span> </div><div class="line"><a name="l00542"></a><span class="lineno"> 542</span> <span class="comment">// This formats a value for a failing CHECK_XX statement. Ordinarily,</span></div><div class="line"><a name="l00543"></a><span class="lineno"> 543</span> <span class="comment">// it uses the definition for operator<<, with a few special cases below.</span></div><div class="line"><a name="l00544"></a><span class="lineno"> 544</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div><div class="line"><a name="l00545"></a><span class="lineno"><a class="line" href="namespacegoogle.html#a914049143a7ff3a624cabe5865165314"> 545</a></span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#a875b970c781b18261024464edf1c1286">MakeCheckOpValueString</a>(std::ostream* os, <span class="keyword">const</span> T& v) {</div><div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  (*os) << v;</div><div class="line"><a name="l00547"></a><span class="lineno"> 547</span> }</div><div class="line"><a name="l00548"></a><span class="lineno"> 548</span> </div><div class="line"><a name="l00549"></a><span class="lineno"> 549</span> <span class="comment">// Overrides for char types provide readable values for unprintable</span></div><div class="line"><a name="l00550"></a><span class="lineno"> 550</span> <span class="comment">// characters.</span></div><div class="line"><a name="l00551"></a><span class="lineno"> 551</span> <span class="keyword">template</span> <></div><div class="line"><a name="l00552"></a><span class="lineno"> 552</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#a875b970c781b18261024464edf1c1286">MakeCheckOpValueString</a>(std::ostream* os,</div><div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>& v);</div><div class="line"><a name="l00554"></a><span class="lineno"> 554</span> <span class="keyword">template</span> <></div><div class="line"><a name="l00555"></a><span class="lineno"> 555</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#a875b970c781b18261024464edf1c1286">MakeCheckOpValueString</a>(std::ostream* os,</div><div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  <span class="keyword">const</span> <span class="keywordtype">signed</span> <span class="keywordtype">char</span>& v);</div><div class="line"><a name="l00557"></a><span class="lineno"> 557</span> <span class="keyword">template</span> <></div><div class="line"><a name="l00558"></a><span class="lineno"> 558</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#a875b970c781b18261024464edf1c1286">MakeCheckOpValueString</a>(std::ostream* os,</div><div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>& v);</div><div class="line"><a name="l00560"></a><span class="lineno"> 560</span> </div><div class="line"><a name="l00561"></a><span class="lineno"> 561</span> <span class="comment">// Build the error message string. Specify no inlining for code size.</span></div><div class="line"><a name="l00562"></a><span class="lineno"> 562</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T1, <span class="keyword">typename</span> T2></div><div class="line"><a name="l00563"></a><span class="lineno"> 563</span> std::string* <a class="code" href="namespacegoogle.html#ae9952373c089e8f138e9d53da13008b7">MakeCheckOpString</a>(<span class="keyword">const</span> T1& v1, <span class="keyword">const</span> T2& v2,</div><div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* exprtext) <a class="code" href="base_2logging_8h.html#a4611a2ff86f137a40238505f0df60c27">ATTRIBUTE_NOINLINE</a>;</div><div class="line"><a name="l00565"></a><span class="lineno"> 565</span> </div><div class="line"><a name="l00566"></a><span class="lineno"> 566</span> <span class="comment">// Provide printable value for nullptr_t</span></div><div class="line"><a name="l00567"></a><span class="lineno"> 567</span> <span class="keyword">template</span> <></div><div class="line"><a name="l00568"></a><span class="lineno"> 568</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#a875b970c781b18261024464edf1c1286">MakeCheckOpValueString</a>(std::ostream* os,</div><div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  <span class="keyword">const</span> std::nullptr_t& v);</div><div class="line"><a name="l00570"></a><span class="lineno"> 570</span> </div><div class="line"><a name="l00571"></a><span class="lineno"> 571</span> <span class="keyword">namespace </span>base {</div><div class="line"><a name="l00572"></a><span class="lineno"> 572</span> <span class="keyword">namespace </span><a class="code" href="namespaceinternal.html">internal</a> {</div><div class="line"><a name="l00573"></a><span class="lineno"> 573</span> </div><div class="line"><a name="l00574"></a><span class="lineno"> 574</span> <span class="comment">// If "s" is less than base_logging::INFO, returns base_logging::INFO.</span></div><div class="line"><a name="l00575"></a><span class="lineno"> 575</span> <span class="comment">// If "s" is greater than base_logging::FATAL, returns</span></div><div class="line"><a name="l00576"></a><span class="lineno"> 576</span> <span class="comment">// base_logging::ERROR. Otherwise, returns "s".</span></div><div class="line"><a name="l00577"></a><span class="lineno"> 577</span> <a class="code" href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a> <a class="code" href="namespacegoogle_1_1base_1_1internal.html#a6fbb77363e065d912d50a6caf3ba5171">NormalizeSeverity</a>(<a class="code" href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a> s);</div><div class="line"><a name="l00578"></a><span class="lineno"> 578</span> </div><div class="line"><a name="l00579"></a><span class="lineno"> 579</span> } <span class="comment">// namespace internal</span></div><div class="line"><a name="l00580"></a><span class="lineno"> 580</span> </div><div class="line"><a name="l00581"></a><span class="lineno"> 581</span> <span class="comment">// A helper class for formatting "expr (V1 vs. V2)" in a CHECK_XX</span></div><div class="line"><a name="l00582"></a><span class="lineno"> 582</span> <span class="comment">// statement. See MakeCheckOpString for sample usage. Other</span></div><div class="line"><a name="l00583"></a><span class="lineno"> 583</span> <span class="comment">// approaches were considered: use of a template method (e.g.,</span></div><div class="line"><a name="l00584"></a><span class="lineno"> 584</span> <span class="comment">// base::BuildCheckOpString(exprtext, base::Print<T1>, &v1,</span></div><div class="line"><a name="l00585"></a><span class="lineno"> 585</span> <span class="comment">// base::Print<T2>, &v2), however this approach has complications</span></div><div class="line"><a name="l00586"></a><span class="lineno"> 586</span> <span class="comment">// related to volatile arguments and function-pointer arguments).</span></div><div class="line"><a name="l00587"></a><span class="lineno"><a class="line" href="classgoogle_1_1base_1_1_check_op_message_builder.html"> 587</a></span> <span class="keyword">class </span><a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <a class="code" href="classgoogle_1_1base_1_1_check_op_message_builder.html">CheckOpMessageBuilder</a> {</div><div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  <span class="comment">// Inserts "exprtext" and " (" to the stream.</span></div><div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  <span class="keyword">explicit</span> <a class="code" href="classgoogle_1_1base_1_1_check_op_message_builder.html">CheckOpMessageBuilder</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* exprtext);</div><div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  <span class="comment">// Deletes "stream_".</span></div><div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  ~<a class="code" href="classgoogle_1_1base_1_1_check_op_message_builder.html">CheckOpMessageBuilder</a>();</div><div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  <span class="comment">// For inserting the first variable.</span></div><div class="line"><a name="l00594"></a><span class="lineno"><a class="line" href="classgoogle_1_1base_1_1_check_op_message_builder.html#a9761cce35b037d2b31a361fb440611d8"> 594</a></span>  std::ostream* <a class="code" href="classgoogle_1_1base_1_1_check_op_message_builder.html#a9761cce35b037d2b31a361fb440611d8">ForVar1</a>() { <span class="keywordflow">return</span> stream_; }</div><div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  <span class="comment">// For inserting the second variable (adds an intermediate " vs. ").</span></div><div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  std::ostream* ForVar2();</div><div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  <span class="comment">// Get the result (inserts the closing ")").</span></div><div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  std::string* NewString();</div><div class="line"><a name="l00599"></a><span class="lineno"> 599</span> </div><div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  std::ostringstream* stream_;</div><div class="line"><a name="l00602"></a><span class="lineno"> 602</span> };</div><div class="line"><a name="l00603"></a><span class="lineno"> 603</span> </div><div class="line"><a name="l00604"></a><span class="lineno"> 604</span> } <span class="comment">// namespace base</span></div><div class="line"><a name="l00605"></a><span class="lineno"> 605</span> </div><div class="line"><a name="l00606"></a><span class="lineno"> 606</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T1, <span class="keyword">typename</span> T2></div><div class="line"><a name="l00607"></a><span class="lineno"><a class="line" href="namespacegoogle.html#ae9952373c089e8f138e9d53da13008b7"> 607</a></span> std::string* <a class="code" href="namespacegoogle.html#ae9952373c089e8f138e9d53da13008b7">MakeCheckOpString</a>(<span class="keyword">const</span> T1& v1, <span class="keyword">const</span> T2& v2,</div><div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* exprtext) {</div><div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  <a class="code" href="classgoogle_1_1base_1_1_check_op_message_builder.html">base::CheckOpMessageBuilder</a> comb(exprtext);</div><div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  <a class="code" href="namespacegoogle.html#a875b970c781b18261024464edf1c1286">MakeCheckOpValueString</a>(comb.<a class="code" href="classgoogle_1_1base_1_1_check_op_message_builder.html#a9761cce35b037d2b31a361fb440611d8">ForVar1</a>(), v1);</div><div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  <a class="code" href="namespacegoogle.html#a875b970c781b18261024464edf1c1286">MakeCheckOpValueString</a>(comb.<a class="code" href="classgoogle_1_1base_1_1_check_op_message_builder.html#ae33b6f12ae75f7312d6bfd59ba4e7509">ForVar2</a>(), v2);</div><div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  <span class="keywordflow">return</span> comb.<a class="code" href="classgoogle_1_1base_1_1_check_op_message_builder.html#a5722d0eb48c3be72479813d564dfebbc">NewString</a>();</div><div class="line"><a name="l00613"></a><span class="lineno"> 613</span> }</div><div class="line"><a name="l00614"></a><span class="lineno"> 614</span> </div><div class="line"><a name="l00615"></a><span class="lineno"> 615</span> <span class="comment">// Helper functions for CHECK_OP macro.</span></div><div class="line"><a name="l00616"></a><span class="lineno"> 616</span> <span class="comment">// The (int, int) specialization works around the issue that the compiler</span></div><div class="line"><a name="l00617"></a><span class="lineno"> 617</span> <span class="comment">// will not instantiate the template version of the function on values of</span></div><div class="line"><a name="l00618"></a><span class="lineno"> 618</span> <span class="comment">// unnamed enum type - see comment below.</span></div><div class="line"><a name="l00619"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#af7e4c72192ede9234317383b0c103c06"> 619</a></span> <span class="preprocessor">#define DEFINE_CHECK_OP_IMPL(name, op) \</span></div><div class="line"><a name="l00620"></a><span class="lineno"> 620</span> <span class="preprocessor"> template <typename T1, typename T2> \</span></div><div class="line"><a name="l00621"></a><span class="lineno"> 621</span> <span class="preprocessor"> inline std::string* name##Impl(const T1& v1, const T2& v2, \</span></div><div class="line"><a name="l00622"></a><span class="lineno"> 622</span> <span class="preprocessor"> const char* exprtext) { \</span></div><div class="line"><a name="l00623"></a><span class="lineno"> 623</span> <span class="preprocessor"> if (GOOGLE_PREDICT_TRUE(v1 op v2)) \</span></div><div class="line"><a name="l00624"></a><span class="lineno"> 624</span> <span class="preprocessor"> return NULL; \</span></div><div class="line"><a name="l00625"></a><span class="lineno"> 625</span> <span class="preprocessor"> else \</span></div><div class="line"><a name="l00626"></a><span class="lineno"> 626</span> <span class="preprocessor"> return MakeCheckOpString(v1, v2, exprtext); \</span></div><div class="line"><a name="l00627"></a><span class="lineno"> 627</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00628"></a><span class="lineno"> 628</span> <span class="preprocessor"> inline std::string* name##Impl(int v1, int v2, const char* exprtext) { \</span></div><div class="line"><a name="l00629"></a><span class="lineno"> 629</span> <span class="preprocessor"> return name##Impl<int, int>(v1, v2, exprtext); \</span></div><div class="line"><a name="l00630"></a><span class="lineno"> 630</span> <span class="preprocessor"> }</span></div><div class="line"><a name="l00631"></a><span class="lineno"> 631</span> </div><div class="line"><a name="l00632"></a><span class="lineno"> 632</span> <span class="comment">// We use the full name Check_EQ, Check_NE, etc. in case the file including</span></div><div class="line"><a name="l00633"></a><span class="lineno"> 633</span> <span class="comment">// base/logging.h provides its own #defines for the simpler names EQ, NE, etc.</span></div><div class="line"><a name="l00634"></a><span class="lineno"> 634</span> <span class="comment">// This happens if, for example, those are used as token names in a</span></div><div class="line"><a name="l00635"></a><span class="lineno"> 635</span> <span class="comment">// yacc grammar.</span></div><div class="line"><a name="l00636"></a><span class="lineno"> 636</span> <a class="code" href="namespacegoogle.html#aee81ffdfc965248d23f8fe29e15f7743">DEFINE_CHECK_OP_IMPL</a>(Check_EQ, ==) <span class="comment">// Compilation error with CHECK_EQ(NULL, x)?</span></div><div class="line"><a name="l00637"></a><span class="lineno"> 637</span> <a class="code" href="namespacegoogle.html#aee81ffdfc965248d23f8fe29e15f7743">DEFINE_CHECK_OP_IMPL</a>(Check_NE, !=) <span class="comment">// Use CHECK(x == NULL) instead.</span></div><div class="line"><a name="l00638"></a><span class="lineno"> 638</span> <a class="code" href="namespacegoogle.html#aee81ffdfc965248d23f8fe29e15f7743">DEFINE_CHECK_OP_IMPL</a>(Check_LE, <=)</div><div class="line"><a name="l00639"></a><span class="lineno"> 639</span> <a class="code" href="namespacegoogle.html#aee81ffdfc965248d23f8fe29e15f7743">DEFINE_CHECK_OP_IMPL</a>(Check_LT, <)</div><div class="line"><a name="l00640"></a><span class="lineno"> 640</span> <a class="code" href="namespacegoogle.html#aee81ffdfc965248d23f8fe29e15f7743">DEFINE_CHECK_OP_IMPL</a>(Check_GE, >=)</div><div class="line"><a name="l00641"></a><span class="lineno"> 641</span> <a class="code" href="namespacegoogle.html#aee81ffdfc965248d23f8fe29e15f7743">DEFINE_CHECK_OP_IMPL</a>(Check_GT, >)</div><div class="line"><a name="l00642"></a><span class="lineno"> 642</span> <span class="preprocessor">#undef DEFINE_CHECK_OP_IMPL</span></div><div class="line"><a name="l00643"></a><span class="lineno"> 643</span> </div><div class="line"><a name="l00644"></a><span class="lineno"> 644</span> <span class="comment">// Helper macro for binary operators.</span></div><div class="line"><a name="l00645"></a><span class="lineno"> 645</span> <span class="comment">// Don't use this macro directly in your code, use CHECK_EQ et al below.</span></div><div class="line"><a name="l00646"></a><span class="lineno"> 646</span> </div><div class="line"><a name="l00647"></a><span class="lineno"> 647</span> <span class="preprocessor">#if defined(STATIC_ANALYSIS)</span></div><div class="line"><a name="l00648"></a><span class="lineno"> 648</span> <span class="comment">// Only for static analysis tool to know that it is equivalent to assert</span></div><div class="line"><a name="l00649"></a><span class="lineno"> 649</span> <span class="preprocessor">#define CHECK_OP_LOG(name, op, val1, val2, log) CHECK((val1)op(val2))</span></div><div class="line"><a name="l00650"></a><span class="lineno"> 650</span> <span class="preprocessor">#elif DCHECK_IS_ON()</span></div><div class="line"><a name="l00651"></a><span class="lineno"> 651</span> <span class="comment">// In debug mode, avoid constructing CheckOpStrings if possible,</span></div><div class="line"><a name="l00652"></a><span class="lineno"> 652</span> <span class="comment">// to reduce the overhead of CHECK statments by 2x.</span></div><div class="line"><a name="l00653"></a><span class="lineno"> 653</span> <span class="comment">// Real DCHECK-heavy tests have seen 1.5x speedups.</span></div><div class="line"><a name="l00654"></a><span class="lineno"> 654</span> </div><div class="line"><a name="l00655"></a><span class="lineno"> 655</span> <span class="comment">// The meaning of "string" might be different between now and</span></div><div class="line"><a name="l00656"></a><span class="lineno"> 656</span> <span class="comment">// when this macro gets invoked (e.g., if someone is experimenting</span></div><div class="line"><a name="l00657"></a><span class="lineno"> 657</span> <span class="comment">// with other string implementations that get defined after this</span></div><div class="line"><a name="l00658"></a><span class="lineno"> 658</span> <span class="comment">// file is included). Save the current meaning now and use it</span></div><div class="line"><a name="l00659"></a><span class="lineno"> 659</span> <span class="comment">// in the macro.</span></div><div class="line"><a name="l00660"></a><span class="lineno"> 660</span> <span class="keyword">typedef</span> std::string _Check_string;</div><div class="line"><a name="l00661"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ad99b8d8c9e55c7dc8b7de868f9269319"> 661</a></span> <span class="preprocessor">#define CHECK_OP_LOG(name, op, val1, val2, log) \</span></div><div class="line"><a name="l00662"></a><span class="lineno"> 662</span> <span class="preprocessor"> while (google::_Check_string* _result = google::Check##name##Impl( \</span></div><div class="line"><a name="l00663"></a><span class="lineno"> 663</span> <span class="preprocessor"> google::GetReferenceableValue(val1), \</span></div><div class="line"><a name="l00664"></a><span class="lineno"> 664</span> <span class="preprocessor"> google::GetReferenceableValue(val2), #val1 " " #op " " #val2)) \</span></div><div class="line"><a name="l00665"></a><span class="lineno"> 665</span> <span class="preprocessor"> log(__FILE__, __LINE__, google::CheckOpString(_result)).stream()</span></div><div class="line"><a name="l00666"></a><span class="lineno"> 666</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00667"></a><span class="lineno"> 667</span> <span class="comment">// In optimized mode, use CheckOpString to hint to compiler that</span></div><div class="line"><a name="l00668"></a><span class="lineno"> 668</span> <span class="comment">// the while condition is unlikely.</span></div><div class="line"><a name="l00669"></a><span class="lineno"> 669</span> <span class="preprocessor">#define CHECK_OP_LOG(name, op, val1, val2, log) \</span></div><div class="line"><a name="l00670"></a><span class="lineno"> 670</span> <span class="preprocessor"> while (google::CheckOpString _result = google::Check##name##Impl( \</span></div><div class="line"><a name="l00671"></a><span class="lineno"> 671</span> <span class="preprocessor"> google::GetReferenceableValue(val1), \</span></div><div class="line"><a name="l00672"></a><span class="lineno"> 672</span> <span class="preprocessor"> google::GetReferenceableValue(val2), #val1 " " #op " " #val2)) \</span></div><div class="line"><a name="l00673"></a><span class="lineno"> 673</span> <span class="preprocessor"> log(__FILE__, __LINE__, _result).stream()</span></div><div class="line"><a name="l00674"></a><span class="lineno"> 674</span> <span class="preprocessor">#endif // STATIC_ANALYSIS, DCHECK_IS_ON()</span></div><div class="line"><a name="l00675"></a><span class="lineno"> 675</span> </div><div class="line"><a name="l00676"></a><span class="lineno"> 676</span> <span class="preprocessor">#if GOOGLE_STRIP_LOG <= 3</span></div><div class="line"><a name="l00677"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a5e079236bd9b8ce194b290a4f4e5bbcb"> 677</a></span> <span class="preprocessor">#define CHECK_OP(name, op, val1, val2) \</span></div><div class="line"><a name="l00678"></a><span class="lineno"> 678</span> <span class="preprocessor"> CHECK_OP_LOG(name, op, val1, val2, google::LogMessageFatal)</span></div><div class="line"><a name="l00679"></a><span class="lineno"> 679</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00680"></a><span class="lineno"> 680</span> <span class="preprocessor">#define CHECK_OP(name, op, val1, val2) \</span></div><div class="line"><a name="l00681"></a><span class="lineno"> 681</span> <span class="preprocessor"> CHECK_OP_LOG(name, op, val1, val2, google::NullStreamFatal)</span></div><div class="line"><a name="l00682"></a><span class="lineno"> 682</span> <span class="preprocessor">#endif // STRIP_LOG <= 3</span></div><div class="line"><a name="l00683"></a><span class="lineno"> 683</span> </div><div class="line"><a name="l00684"></a><span class="lineno"> 684</span> <span class="comment">// Equality/Inequality checks - compare two values, and log a FATAL message</span></div><div class="line"><a name="l00685"></a><span class="lineno"> 685</span> <span class="comment">// including the two values when the result is not as expected. The values</span></div><div class="line"><a name="l00686"></a><span class="lineno"> 686</span> <span class="comment">// must have operator<<(ostream, ...) defined.</span></div><div class="line"><a name="l00687"></a><span class="lineno"> 687</span> <span class="comment">//</span></div><div class="line"><a name="l00688"></a><span class="lineno"> 688</span> <span class="comment">// You may append to the error message like so:</span></div><div class="line"><a name="l00689"></a><span class="lineno"> 689</span> <span class="comment">// CHECK_NE(1, 2) << ": The world must be ending!";</span></div><div class="line"><a name="l00690"></a><span class="lineno"> 690</span> <span class="comment">//</span></div><div class="line"><a name="l00691"></a><span class="lineno"> 691</span> <span class="comment">// We are very careful to ensure that each argument is evaluated exactly</span></div><div class="line"><a name="l00692"></a><span class="lineno"> 692</span> <span class="comment">// once, and that anything which is legal to pass as a function argument is</span></div><div class="line"><a name="l00693"></a><span class="lineno"> 693</span> <span class="comment">// legal here. In particular, the arguments may be temporary expressions</span></div><div class="line"><a name="l00694"></a><span class="lineno"> 694</span> <span class="comment">// which will end up being destroyed at the end of the apparent statement,</span></div><div class="line"><a name="l00695"></a><span class="lineno"> 695</span> <span class="comment">// for example:</span></div><div class="line"><a name="l00696"></a><span class="lineno"> 696</span> <span class="comment">// CHECK_EQ(string("abc")[1], 'b');</span></div><div class="line"><a name="l00697"></a><span class="lineno"> 697</span> <span class="comment">//</span></div><div class="line"><a name="l00698"></a><span class="lineno"> 698</span> <span class="comment">// WARNING: These don't compile correctly if one of the arguments is a pointer</span></div><div class="line"><a name="l00699"></a><span class="lineno"> 699</span> <span class="comment">// and the other is NULL. To work around this, simply static_cast NULL to the</span></div><div class="line"><a name="l00700"></a><span class="lineno"> 700</span> <span class="comment">// type of the desired pointer.</span></div><div class="line"><a name="l00701"></a><span class="lineno"> 701</span> </div><div class="line"><a name="l00702"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b"> 702</a></span> <span class="preprocessor">#define CHECK_EQ(val1, val2) CHECK_OP(_EQ, ==, val1, val2)</span></div><div class="line"><a name="l00703"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ab25e01a2942b821d66371fc68d53f2eb"> 703</a></span> <span class="preprocessor">#define CHECK_NE(val1, val2) CHECK_OP(_NE, !=, val1, val2)</span></div><div class="line"><a name="l00704"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ae4db23f10f5d4aad6d735f5a74cd6f8c"> 704</a></span> <span class="preprocessor">#define CHECK_LE(val1, val2) CHECK_OP(_LE, <=, val1, val2)</span></div><div class="line"><a name="l00705"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a4bd2e815ca2f702a4b6aa744b1ff3b82"> 705</a></span> <span class="preprocessor">#define CHECK_LT(val1, val2) CHECK_OP(_LT, <, val1, val2)</span></div><div class="line"><a name="l00706"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a7cc25402ecd7591b4c39934dd656b1f9"> 706</a></span> <span class="preprocessor">#define CHECK_GE(val1, val2) CHECK_OP(_GE, >=, val1, val2)</span></div><div class="line"><a name="l00707"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6"> 707</a></span> <span class="preprocessor">#define CHECK_GT(val1, val2) CHECK_OP(_GT, >, val1, val2)</span></div><div class="line"><a name="l00708"></a><span class="lineno"> 708</span> </div><div class="line"><a name="l00709"></a><span class="lineno"> 709</span> <span class="comment">// Check that the input is non NULL. This very useful in constructor</span></div><div class="line"><a name="l00710"></a><span class="lineno"> 710</span> <span class="comment">// initializer lists.</span></div><div class="line"><a name="l00711"></a><span class="lineno"> 711</span> </div><div class="line"><a name="l00712"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ab4f4dc044a2ed1eb76fac50c769973fa"> 712</a></span> <span class="preprocessor">#define CHECK_NOTNULL(val) \</span></div><div class="line"><a name="l00713"></a><span class="lineno"> 713</span> <span class="preprocessor"> google::CheckNotNull(__FILE__, __LINE__, "'" #val "' Must be non NULL", (val))</span></div><div class="line"><a name="l00714"></a><span class="lineno"> 714</span> </div><div class="line"><a name="l00715"></a><span class="lineno"> 715</span> <span class="comment">// Helper functions for string comparisons.</span></div><div class="line"><a name="l00716"></a><span class="lineno"> 716</span> <span class="comment">// To avoid bloat, the definitions are in logging.cc.</span></div><div class="line"><a name="l00717"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#aa5e68ab717cb82e0225d04d09126b47e"> 717</a></span> <span class="preprocessor">#define DECLARE_CHECK_STROP_IMPL(func, expected) \</span></div><div class="line"><a name="l00718"></a><span class="lineno"> 718</span> <span class="preprocessor"> GOOGLE_GLOG_DLL_DECL std::string* Check##func##expected##Impl( \</span></div><div class="line"><a name="l00719"></a><span class="lineno"> 719</span> <span class="preprocessor"> const char* s1, const char* s2, const char* names);</span></div><div class="line"><a name="l00720"></a><span class="lineno"> 720</span> <a class="code" href="base_2logging_8h.html#aa5e68ab717cb82e0225d04d09126b47e">DECLARE_CHECK_STROP_IMPL</a>(strcmp, <span class="keyword">true</span>)</div><div class="line"><a name="l00721"></a><span class="lineno"> 721</span> <a class="code" href="base_2logging_8h.html#aa5e68ab717cb82e0225d04d09126b47e">DECLARE_CHECK_STROP_IMPL</a>(strcmp, false)</div><div class="line"><a name="l00722"></a><span class="lineno"> 722</span> <a class="code" href="base_2logging_8h.html#aa5e68ab717cb82e0225d04d09126b47e">DECLARE_CHECK_STROP_IMPL</a>(strcasecmp, true)</div><div class="line"><a name="l00723"></a><span class="lineno"> 723</span> <a class="code" href="base_2logging_8h.html#aa5e68ab717cb82e0225d04d09126b47e">DECLARE_CHECK_STROP_IMPL</a>(strcasecmp, false)</div><div class="line"><a name="l00724"></a><span class="lineno"> 724</span> <span class="preprocessor">#undef DECLARE_CHECK_STROP_IMPL</span></div><div class="line"><a name="l00725"></a><span class="lineno"> 725</span> </div><div class="line"><a name="l00726"></a><span class="lineno"> 726</span> <span class="comment">// Helper macro for string comparisons.</span></div><div class="line"><a name="l00727"></a><span class="lineno"> 727</span> <span class="comment">// Don't use this macro directly in your code, use CHECK_STREQ et al below.</span></div><div class="line"><a name="l00728"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a02189e07ec87f02d6312b38bf35918f4"> 728</a></span> <span class="preprocessor">#define CHECK_STROP(func, op, expected, s1, s2) \</span></div><div class="line"><a name="l00729"></a><span class="lineno"> 729</span> <span class="preprocessor"> while (google::CheckOpString _result = google::Check##func##expected##Impl( \</span></div><div class="line"><a name="l00730"></a><span class="lineno"> 730</span> <span class="preprocessor"> (s1), (s2), #s1 " " #op " " #s2)) \</span></div><div class="line"><a name="l00731"></a><span class="lineno"> 731</span> <span class="preprocessor"> LOG(FATAL) << *_result.str_</span></div><div class="line"><a name="l00732"></a><span class="lineno"> 732</span> </div><div class="line"><a name="l00733"></a><span class="lineno"> 733</span> <span class="comment">// String (char*) equality/inequality checks.</span></div><div class="line"><a name="l00734"></a><span class="lineno"> 734</span> <span class="comment">// CASE versions are case-insensitive.</span></div><div class="line"><a name="l00735"></a><span class="lineno"> 735</span> <span class="comment">//</span></div><div class="line"><a name="l00736"></a><span class="lineno"> 736</span> <span class="comment">// Note that "s1" and "s2" may be temporary strings which are destroyed</span></div><div class="line"><a name="l00737"></a><span class="lineno"> 737</span> <span class="comment">// by the compiler at the end of the current "full expression"</span></div><div class="line"><a name="l00738"></a><span class="lineno"> 738</span> <span class="comment">// (e.g. CHECK_STREQ(Foo().c_str(), Bar().c_str())).</span></div><div class="line"><a name="l00739"></a><span class="lineno"> 739</span> </div><div class="line"><a name="l00740"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ad16cc5f247382150f402b7c9365cb4e7"> 740</a></span> <span class="preprocessor">#define CHECK_STREQ(s1, s2) CHECK_STROP(strcmp, ==, true, s1, s2)</span></div><div class="line"><a name="l00741"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a3f16e4372f664c60d5dd95421a171a4b"> 741</a></span> <span class="preprocessor">#define CHECK_STRNE(s1, s2) CHECK_STROP(strcmp, !=, false, s1, s2)</span></div><div class="line"><a name="l00742"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a857e59ac16481af7fc86f54c774f84c9"> 742</a></span> <span class="preprocessor">#define CHECK_STRCASEEQ(s1, s2) CHECK_STROP(strcasecmp, ==, true, s1, s2)</span></div><div class="line"><a name="l00743"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ab8e59a3e48687f8db849d28901f0bac8"> 743</a></span> <span class="preprocessor">#define CHECK_STRCASENE(s1, s2) CHECK_STROP(strcasecmp, !=, false, s1, s2)</span></div><div class="line"><a name="l00744"></a><span class="lineno"> 744</span> </div><div class="line"><a name="l00745"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a6d72eab724b016cb69670079f80123a4"> 745</a></span> <span class="preprocessor">#define CHECK_INDEX(I, A) CHECK(I < (sizeof(A) / sizeof(A[0])))</span></div><div class="line"><a name="l00746"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a1530833807d43fd53ea60132c018aa0f"> 746</a></span> <span class="preprocessor">#define CHECK_BOUND(B, A) CHECK(B <= (sizeof(A) / sizeof(A[0])))</span></div><div class="line"><a name="l00747"></a><span class="lineno"> 747</span> </div><div class="line"><a name="l00748"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a48c22e2eb9eb1d558aa30a4a17825c3f"> 748</a></span> <span class="preprocessor">#define CHECK_DOUBLE_EQ(val1, val2) \</span></div><div class="line"><a name="l00749"></a><span class="lineno"> 749</span> <span class="preprocessor"> do { \</span></div><div class="line"><a name="l00750"></a><span class="lineno"> 750</span> <span class="preprocessor"> CHECK_LE((val1), (val2) + 0.000000000000001L); \</span></div><div class="line"><a name="l00751"></a><span class="lineno"> 751</span> <span class="preprocessor"> CHECK_GE((val1), (val2)-0.000000000000001L); \</span></div><div class="line"><a name="l00752"></a><span class="lineno"> 752</span> <span class="preprocessor"> } while (0)</span></div><div class="line"><a name="l00753"></a><span class="lineno"> 753</span> </div><div class="line"><a name="l00754"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ae79de732599c32aca5f9cf43a15f829a"> 754</a></span> <span class="preprocessor">#define CHECK_NEAR(val1, val2, margin) \</span></div><div class="line"><a name="l00755"></a><span class="lineno"> 755</span> <span class="preprocessor"> do { \</span></div><div class="line"><a name="l00756"></a><span class="lineno"> 756</span> <span class="preprocessor"> CHECK_LE((val1), (val2) + (margin)); \</span></div><div class="line"><a name="l00757"></a><span class="lineno"> 757</span> <span class="preprocessor"> CHECK_GE((val1), (val2) - (margin)); \</span></div><div class="line"><a name="l00758"></a><span class="lineno"> 758</span> <span class="preprocessor"> } while (0)</span></div><div class="line"><a name="l00759"></a><span class="lineno"> 759</span> </div><div class="line"><a name="l00760"></a><span class="lineno"> 760</span> <span class="comment">// perror()..googly style!</span></div><div class="line"><a name="l00761"></a><span class="lineno"> 761</span> <span class="comment">//</span></div><div class="line"><a name="l00762"></a><span class="lineno"> 762</span> <span class="comment">// PLOG() and PLOG_IF() and PCHECK() behave exactly like their LOG* and</span></div><div class="line"><a name="l00763"></a><span class="lineno"> 763</span> <span class="comment">// CHECK equivalents with the addition that they postpend a description</span></div><div class="line"><a name="l00764"></a><span class="lineno"> 764</span> <span class="comment">// of the current state of errno to their output lines.</span></div><div class="line"><a name="l00765"></a><span class="lineno"> 765</span> </div><div class="line"><a name="l00766"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ab2a4f3825f639b85c460a0ecafab8f84"> 766</a></span> <span class="preprocessor">#define PLOG(severity) GOOGLE_PLOG(severity, 0).stream()</span></div><div class="line"><a name="l00767"></a><span class="lineno"> 767</span> </div><div class="line"><a name="l00768"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#af7973ac792709dc3def04e15cd4389d2"> 768</a></span> <span class="preprocessor">#define GOOGLE_PLOG(severity, counter) \</span></div><div class="line"><a name="l00769"></a><span class="lineno"> 769</span> <span class="preprocessor"> google::ErrnoLogMessage(__FILE__, __LINE__, google::GLOG_##severity, \</span></div><div class="line"><a name="l00770"></a><span class="lineno"> 770</span> <span class="preprocessor"> counter, &google::LogMessage::SendToLog)</span></div><div class="line"><a name="l00771"></a><span class="lineno"> 771</span> </div><div class="line"><a name="l00772"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a20a0cbd13ac9ede8ee7e41a82ab7c200"> 772</a></span> <span class="preprocessor">#define PLOG_IF(severity, condition) \</span></div><div class="line"><a name="l00773"></a><span class="lineno"> 773</span> <span class="preprocessor"> static_cast<void>(0), \</span></div><div class="line"><a name="l00774"></a><span class="lineno"> 774</span> <span class="preprocessor"> !(condition) ? (void)0 : google::LogMessageVoidify() & PLOG(severity)</span></div><div class="line"><a name="l00775"></a><span class="lineno"> 775</span> </div><div class="line"><a name="l00776"></a><span class="lineno"> 776</span> <span class="comment">// A CHECK() macro that postpends errno if the condition is false. E.g.</span></div><div class="line"><a name="l00777"></a><span class="lineno"> 777</span> <span class="comment">//</span></div><div class="line"><a name="l00778"></a><span class="lineno"> 778</span> <span class="comment">// if (poll(fds, nfds, timeout) == -1) { PCHECK(errno == EINTR); ... }</span></div><div class="line"><a name="l00779"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#acd390a47656c861c03f4f4cdf1dbfb81"> 779</a></span> <span class="preprocessor">#define PCHECK(condition) \</span></div><div class="line"><a name="l00780"></a><span class="lineno"> 780</span> <span class="preprocessor"> PLOG_IF(FATAL, GOOGLE_PREDICT_BRANCH_NOT_TAKEN(!(condition))) \</span></div><div class="line"><a name="l00781"></a><span class="lineno"> 781</span> <span class="preprocessor"> << "Check failed: " #condition " "</span></div><div class="line"><a name="l00782"></a><span class="lineno"> 782</span> </div><div class="line"><a name="l00783"></a><span class="lineno"> 783</span> <span class="comment">// A CHECK() macro that lets you assert the success of a function that</span></div><div class="line"><a name="l00784"></a><span class="lineno"> 784</span> <span class="comment">// returns -1 and sets errno in case of an error. E.g.</span></div><div class="line"><a name="l00785"></a><span class="lineno"> 785</span> <span class="comment">//</span></div><div class="line"><a name="l00786"></a><span class="lineno"> 786</span> <span class="comment">// CHECK_ERR(mkdir(path, 0700));</span></div><div class="line"><a name="l00787"></a><span class="lineno"> 787</span> <span class="comment">//</span></div><div class="line"><a name="l00788"></a><span class="lineno"> 788</span> <span class="comment">// or</span></div><div class="line"><a name="l00789"></a><span class="lineno"> 789</span> <span class="comment">//</span></div><div class="line"><a name="l00790"></a><span class="lineno"> 790</span> <span class="comment">// int fd = open(filename, flags); CHECK_ERR(fd) << ": open " << filename;</span></div><div class="line"><a name="l00791"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a2a0246a68dfbe2ec0465fec56513f8e3"> 791</a></span> <span class="preprocessor">#define CHECK_ERR(invocation) \</span></div><div class="line"><a name="l00792"></a><span class="lineno"> 792</span> <span class="preprocessor"> PLOG_IF(FATAL, GOOGLE_PREDICT_BRANCH_NOT_TAKEN((invocation) == -1)) \</span></div><div class="line"><a name="l00793"></a><span class="lineno"> 793</span> <span class="preprocessor"> << #invocation</span></div><div class="line"><a name="l00794"></a><span class="lineno"> 794</span> </div><div class="line"><a name="l00795"></a><span class="lineno"> 795</span> <span class="comment">// Use macro expansion to create, for each use of LOG_EVERY_N(), static</span></div><div class="line"><a name="l00796"></a><span class="lineno"> 796</span> <span class="comment">// variables with the __LINE__ expansion as part of the variable name.</span></div><div class="line"><a name="l00797"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ab0ef47b957c4edd7e75cca6c38cd7a13"> 797</a></span> <span class="preprocessor">#define LOG_EVERY_N_VARNAME(base, line) LOG_EVERY_N_VARNAME_CONCAT(base, line)</span></div><div class="line"><a name="l00798"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a1176bd2012f50fd8ed35e422939df159"> 798</a></span> <span class="preprocessor">#define LOG_EVERY_N_VARNAME_CONCAT(base, line) base##line</span></div><div class="line"><a name="l00799"></a><span class="lineno"> 799</span> </div><div class="line"><a name="l00800"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ad2f0f75bbbcfef5965d899e8c8058c5b"> 800</a></span> <span class="preprocessor">#define LOG_OCCURRENCES LOG_EVERY_N_VARNAME(occurrences_, __LINE__)</span></div><div class="line"><a name="l00801"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#aee39ee903c682fc1051a229e9bbdc1c6"> 801</a></span> <span class="preprocessor">#define LOG_OCCURRENCES_MOD_N LOG_EVERY_N_VARNAME(occurrences_mod_n_, __LINE__)</span></div><div class="line"><a name="l00802"></a><span class="lineno"> 802</span> </div><div class="line"><a name="l00803"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#aa321a7b734f6f0c9c1905b3ab421e250"> 803</a></span> <span class="preprocessor">#define SOME_KIND_OF_LOG_EVERY_N(severity, n, what_to_do) \</span></div><div class="line"><a name="l00804"></a><span class="lineno"> 804</span> <span class="preprocessor"> static int LOG_OCCURRENCES = 0, LOG_OCCURRENCES_MOD_N = 0; \</span></div><div class="line"><a name="l00805"></a><span class="lineno"> 805</span> <span class="preprocessor"> ++LOG_OCCURRENCES; \</span></div><div class="line"><a name="l00806"></a><span class="lineno"> 806</span> <span class="preprocessor"> if (++LOG_OCCURRENCES_MOD_N > n) LOG_OCCURRENCES_MOD_N -= n; \</span></div><div class="line"><a name="l00807"></a><span class="lineno"> 807</span> <span class="preprocessor"> if (LOG_OCCURRENCES_MOD_N == 1) \</span></div><div class="line"><a name="l00808"></a><span class="lineno"> 808</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_##severity, \</span></div><div class="line"><a name="l00809"></a><span class="lineno"> 809</span> <span class="preprocessor"> LOG_OCCURRENCES, &what_to_do) \</span></div><div class="line"><a name="l00810"></a><span class="lineno"> 810</span> <span class="preprocessor"> .stream()</span></div><div class="line"><a name="l00811"></a><span class="lineno"> 811</span> </div><div class="line"><a name="l00812"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a7eb9b33343a474ae5b7352b5cf0686bc"> 812</a></span> <span class="preprocessor">#define SOME_KIND_OF_LOG_IF_EVERY_N(severity, condition, n, what_to_do) \</span></div><div class="line"><a name="l00813"></a><span class="lineno"> 813</span> <span class="preprocessor"> static int LOG_OCCURRENCES = 0, LOG_OCCURRENCES_MOD_N = 0; \</span></div><div class="line"><a name="l00814"></a><span class="lineno"> 814</span> <span class="preprocessor"> ++LOG_OCCURRENCES; \</span></div><div class="line"><a name="l00815"></a><span class="lineno"> 815</span> <span class="preprocessor"> if (condition && \</span></div><div class="line"><a name="l00816"></a><span class="lineno"> 816</span> <span class="preprocessor"> ((LOG_OCCURRENCES_MOD_N = (LOG_OCCURRENCES_MOD_N + 1) % n) == (1 % n))) \</span></div><div class="line"><a name="l00817"></a><span class="lineno"> 817</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_##severity, \</span></div><div class="line"><a name="l00818"></a><span class="lineno"> 818</span> <span class="preprocessor"> LOG_OCCURRENCES, &what_to_do) \</span></div><div class="line"><a name="l00819"></a><span class="lineno"> 819</span> <span class="preprocessor"> .stream()</span></div><div class="line"><a name="l00820"></a><span class="lineno"> 820</span> </div><div class="line"><a name="l00821"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#aafe267ea6e159dd46f38fa22d7347c43"> 821</a></span> <span class="preprocessor">#define SOME_KIND_OF_PLOG_EVERY_N(severity, n, what_to_do) \</span></div><div class="line"><a name="l00822"></a><span class="lineno"> 822</span> <span class="preprocessor"> static int LOG_OCCURRENCES = 0, LOG_OCCURRENCES_MOD_N = 0; \</span></div><div class="line"><a name="l00823"></a><span class="lineno"> 823</span> <span class="preprocessor"> ++LOG_OCCURRENCES; \</span></div><div class="line"><a name="l00824"></a><span class="lineno"> 824</span> <span class="preprocessor"> if (++LOG_OCCURRENCES_MOD_N > n) LOG_OCCURRENCES_MOD_N -= n; \</span></div><div class="line"><a name="l00825"></a><span class="lineno"> 825</span> <span class="preprocessor"> if (LOG_OCCURRENCES_MOD_N == 1) \</span></div><div class="line"><a name="l00826"></a><span class="lineno"> 826</span> <span class="preprocessor"> google::ErrnoLogMessage(__FILE__, __LINE__, google::GLOG_##severity, \</span></div><div class="line"><a name="l00827"></a><span class="lineno"> 827</span> <span class="preprocessor"> LOG_OCCURRENCES, &what_to_do) \</span></div><div class="line"><a name="l00828"></a><span class="lineno"> 828</span> <span class="preprocessor"> .stream()</span></div><div class="line"><a name="l00829"></a><span class="lineno"> 829</span> </div><div class="line"><a name="l00830"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#adabea66c27a9cc615c19a36b63a3a6e1"> 830</a></span> <span class="preprocessor">#define SOME_KIND_OF_LOG_FIRST_N(severity, n, what_to_do) \</span></div><div class="line"><a name="l00831"></a><span class="lineno"> 831</span> <span class="preprocessor"> static int LOG_OCCURRENCES = 0; \</span></div><div class="line"><a name="l00832"></a><span class="lineno"> 832</span> <span class="preprocessor"> if (LOG_OCCURRENCES <= n) ++LOG_OCCURRENCES; \</span></div><div class="line"><a name="l00833"></a><span class="lineno"> 833</span> <span class="preprocessor"> if (LOG_OCCURRENCES <= n) \</span></div><div class="line"><a name="l00834"></a><span class="lineno"> 834</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, google::GLOG_##severity, \</span></div><div class="line"><a name="l00835"></a><span class="lineno"> 835</span> <span class="preprocessor"> LOG_OCCURRENCES, &what_to_do) \</span></div><div class="line"><a name="l00836"></a><span class="lineno"> 836</span> <span class="preprocessor"> .stream()</span></div><div class="line"><a name="l00837"></a><span class="lineno"> 837</span> </div><div class="line"><a name="l00838"></a><span class="lineno"><a class="line" href="namespacegoogle_1_1logging__internal.html"> 838</a></span> <span class="keyword">namespace </span>logging_internal {</div><div class="line"><a name="l00839"></a><span class="lineno"> 839</span> <span class="keyword">template</span> <<span class="keywordtype">bool</span>></div><div class="line"><a name="l00840"></a><span class="lineno"><a class="line" href="structgoogle_1_1logging__internal_1_1_compile_assert.html"> 840</a></span> <span class="keyword">struct </span><a class="code" href="structgoogle_1_1logging__internal_1_1_compile_assert.html">CompileAssert</a> {};</div><div class="line"><a name="l00841"></a><span class="lineno"> 841</span> <span class="keyword">struct </span><a class="code" href="structgoogle_1_1logging__internal_1_1_crash_reason.html">CrashReason</a>;</div><div class="line"><a name="l00842"></a><span class="lineno"> 842</span> } <span class="comment">// namespace logging_internal</span></div><div class="line"><a name="l00843"></a><span class="lineno"> 843</span> </div><div class="line"><a name="l00844"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#af82a891b32a8f8fc5a663fb96c3e6032"> 844</a></span> <span class="preprocessor">#define LOG_EVERY_N(severity, n) \</span></div><div class="line"><a name="l00845"></a><span class="lineno"> 845</span> <span class="preprocessor"> SOME_KIND_OF_LOG_EVERY_N(severity, (n), google::LogMessage::SendToLog)</span></div><div class="line"><a name="l00846"></a><span class="lineno"> 846</span> </div><div class="line"><a name="l00847"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ac70fb29939438041a7f1b8a5f735efaf"> 847</a></span> <span class="preprocessor">#define SYSLOG_EVERY_N(severity, n) \</span></div><div class="line"><a name="l00848"></a><span class="lineno"> 848</span> <span class="preprocessor"> SOME_KIND_OF_LOG_EVERY_N(severity, (n), \</span></div><div class="line"><a name="l00849"></a><span class="lineno"> 849</span> <span class="preprocessor"> google::LogMessage::SendToSyslogAndLog)</span></div><div class="line"><a name="l00850"></a><span class="lineno"> 850</span> </div><div class="line"><a name="l00851"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a83655214d5ee3aecdb16cda62a6ee78f"> 851</a></span> <span class="preprocessor">#define PLOG_EVERY_N(severity, n) \</span></div><div class="line"><a name="l00852"></a><span class="lineno"> 852</span> <span class="preprocessor"> SOME_KIND_OF_PLOG_EVERY_N(severity, (n), google::LogMessage::SendToLog)</span></div><div class="line"><a name="l00853"></a><span class="lineno"> 853</span> </div><div class="line"><a name="l00854"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a11a0a0af0f450d7c6f810d960aa408fc"> 854</a></span> <span class="preprocessor">#define LOG_FIRST_N(severity, n) \</span></div><div class="line"><a name="l00855"></a><span class="lineno"> 855</span> <span class="preprocessor"> SOME_KIND_OF_LOG_FIRST_N(severity, (n), google::LogMessage::SendToLog)</span></div><div class="line"><a name="l00856"></a><span class="lineno"> 856</span> </div><div class="line"><a name="l00857"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a7ec40db06c543205a8220f538bcf3dba"> 857</a></span> <span class="preprocessor">#define LOG_IF_EVERY_N(severity, condition, n) \</span></div><div class="line"><a name="l00858"></a><span class="lineno"> 858</span> <span class="preprocessor"> SOME_KIND_OF_LOG_IF_EVERY_N(severity, (condition), (n), \</span></div><div class="line"><a name="l00859"></a><span class="lineno"> 859</span> <span class="preprocessor"> google::LogMessage::SendToLog)</span></div><div class="line"><a name="l00860"></a><span class="lineno"> 860</span> </div><div class="line"><a name="l00861"></a><span class="lineno"> 861</span> <span class="comment">// We want the special COUNTER value available for LOG_EVERY_X()'ed messages</span></div><div class="line"><a name="l00862"></a><span class="lineno"><a class="line" href="namespacegoogle.html#aa739a176bcc5230a3536ef27a860c1a8"> 862</a></span> <span class="keyword">enum</span> <a class="code" href="namespacegoogle.html#aa739a176bcc5230a3536ef27a860c1a8">PRIVATE_Counter</a> { <a class="code" href="namespacegoogle.html#aa739a176bcc5230a3536ef27a860c1a8a7b5e9804203d4b1300aad76e5f9a3302">COUNTER</a> };</div><div class="line"><a name="l00863"></a><span class="lineno"> 863</span> </div><div class="line"><a name="l00864"></a><span class="lineno"> 864</span> <span class="preprocessor">#ifdef _MSC_VER</span></div><div class="line"><a name="l00865"></a><span class="lineno"> 865</span> <span class="comment">// wingdi.h defines ERROR to be 0. When we call LOG(ERROR), it gets</span></div><div class="line"><a name="l00866"></a><span class="lineno"> 866</span> <span class="comment">// substituted with 0, and it expands to COMPACT_GOOGLE_LOG_0. To allow us</span></div><div class="line"><a name="l00867"></a><span class="lineno"> 867</span> <span class="comment">// to keep using this syntax, we define this macro to do the same thing</span></div><div class="line"><a name="l00868"></a><span class="lineno"> 868</span> <span class="comment">// as COMPACT_GOOGLE_LOG_ERROR.</span></div><div class="line"><a name="l00869"></a><span class="lineno"> 869</span> <span class="preprocessor">#define COMPACT_GOOGLE_LOG_0 COMPACT_GOOGLE_LOG_ERROR</span></div><div class="line"><a name="l00870"></a><span class="lineno"> 870</span> <span class="preprocessor">#define SYSLOG_0 SYSLOG_ERROR</span></div><div class="line"><a name="l00871"></a><span class="lineno"> 871</span> <span class="preprocessor">#define LOG_TO_STRING_0 LOG_TO_STRING_ERROR</span></div><div class="line"><a name="l00872"></a><span class="lineno"> 872</span> <span class="comment">// Needed for LOG_IS_ON(ERROR).</span></div><div class="line"><a name="l00873"></a><span class="lineno"> 873</span> <span class="keyword">const</span> <a class="code" href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a> GLOG_0 = <a class="code" href="namespacegoogle.html#aec61ff6c741224bbf1d230d40449aa30">GLOG_ERROR</a>;</div><div class="line"><a name="l00874"></a><span class="lineno"> 874</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00875"></a><span class="lineno"> 875</span> </div><div class="line"><a name="l00876"></a><span class="lineno"> 876</span> <span class="comment">// Plus some debug-logging macros that get compiled to nothing for production</span></div><div class="line"><a name="l00877"></a><span class="lineno"> 877</span> </div><div class="line"><a name="l00878"></a><span class="lineno"> 878</span> <span class="preprocessor">#if DCHECK_IS_ON()</span></div><div class="line"><a name="l00879"></a><span class="lineno"> 879</span> </div><div class="line"><a name="l00880"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a30c3e3c313489ab5e42bb12fcfcc5968"> 880</a></span> <span class="preprocessor">#define DLOG(severity) LOG(severity)</span></div><div class="line"><a name="l00881"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#aa8321e154105ff593fc7160e3f1a5d91"> 881</a></span> <span class="preprocessor">#define DVLOG(verboselevel) VLOG(verboselevel)</span></div><div class="line"><a name="l00882"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a0581caafbd212149004303f517163b1f"> 882</a></span> <span class="preprocessor">#define DLOG_IF(severity, condition) LOG_IF(severity, condition)</span></div><div class="line"><a name="l00883"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a4a177338f5a5cfbcfd42e9b23dbfb3a8"> 883</a></span> <span class="preprocessor">#define DLOG_EVERY_N(severity, n) LOG_EVERY_N(severity, n)</span></div><div class="line"><a name="l00884"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ae63d59929f859e1f99bba723bb75a9a5"> 884</a></span> <span class="preprocessor">#define DLOG_IF_EVERY_N(severity, condition, n) \</span></div><div class="line"><a name="l00885"></a><span class="lineno"> 885</span> <span class="preprocessor"> LOG_IF_EVERY_N(severity, condition, n)</span></div><div class="line"><a name="l00886"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a94c6e5c8f21a9927c1a7905273bd3580"> 886</a></span> <span class="preprocessor">#define DLOG_ASSERT(condition) LOG_ASSERT(condition)</span></div><div class="line"><a name="l00887"></a><span class="lineno"> 887</span> </div><div class="line"><a name="l00888"></a><span class="lineno"> 888</span> <span class="comment">// debug-only checking. executed if DCHECK_IS_ON().</span></div><div class="line"><a name="l00889"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006"> 889</a></span> <span class="preprocessor">#define DCHECK(condition) CHECK(condition)</span></div><div class="line"><a name="l00890"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0"> 890</a></span> <span class="preprocessor">#define DCHECK_EQ(val1, val2) CHECK_EQ(val1, val2)</span></div><div class="line"><a name="l00891"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a46e69120fbd3b36e6960e096d23b66f0"> 891</a></span> <span class="preprocessor">#define DCHECK_NE(val1, val2) CHECK_NE(val1, val2)</span></div><div class="line"><a name="l00892"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a4395e95bab44e222cb2e77251017a0e2"> 892</a></span> <span class="preprocessor">#define DCHECK_LE(val1, val2) CHECK_LE(val1, val2)</span></div><div class="line"><a name="l00893"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ab62f5ed8f2d48e29802be0cbbcd1359a"> 893</a></span> <span class="preprocessor">#define DCHECK_LT(val1, val2) CHECK_LT(val1, val2)</span></div><div class="line"><a name="l00894"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#aae2dc65d9ea248d54bf39daa986dd295"> 894</a></span> <span class="preprocessor">#define DCHECK_GE(val1, val2) CHECK_GE(val1, val2)</span></div><div class="line"><a name="l00895"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#ab4f56aa24c4c9cddc47a6abd2d747f9a"> 895</a></span> <span class="preprocessor">#define DCHECK_GT(val1, val2) CHECK_GT(val1, val2)</span></div><div class="line"><a name="l00896"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a6d69864e324a3b692627d880b87bd97e"> 896</a></span> <span class="preprocessor">#define DCHECK_NOTNULL(val) CHECK_NOTNULL(val)</span></div><div class="line"><a name="l00897"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#aa6b2c8ddf8cdcef4f746279ecb982b9f"> 897</a></span> <span class="preprocessor">#define DCHECK_STREQ(str1, str2) CHECK_STREQ(str1, str2)</span></div><div class="line"><a name="l00898"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a5b9b78816a2c9f24e6d8251e2307411d"> 898</a></span> <span class="preprocessor">#define DCHECK_STRCASEEQ(str1, str2) CHECK_STRCASEEQ(str1, str2)</span></div><div class="line"><a name="l00899"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a6ffae63a3a6db3db9e59b175c8825fb1"> 899</a></span> <span class="preprocessor">#define DCHECK_STRNE(str1, str2) CHECK_STRNE(str1, str2)</span></div><div class="line"><a name="l00900"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a1954c380d5f703797c5f19902debd1ea"> 900</a></span> <span class="preprocessor">#define DCHECK_STRCASENE(str1, str2) CHECK_STRCASENE(str1, str2)</span></div><div class="line"><a name="l00901"></a><span class="lineno"> 901</span> </div><div class="line"><a name="l00902"></a><span class="lineno"> 902</span> <span class="preprocessor">#else // !DCHECK_IS_ON()</span></div><div class="line"><a name="l00903"></a><span class="lineno"> 903</span> </div><div class="line"><a name="l00904"></a><span class="lineno"> 904</span> <span class="preprocessor">#define DLOG(severity) \</span></div><div class="line"><a name="l00905"></a><span class="lineno"> 905</span> <span class="preprocessor"> static_cast<void>(0), \</span></div><div class="line"><a name="l00906"></a><span class="lineno"> 906</span> <span class="preprocessor"> true ? (void)0 : google::LogMessageVoidify() & LOG(severity)</span></div><div class="line"><a name="l00907"></a><span class="lineno"> 907</span> </div><div class="line"><a name="l00908"></a><span class="lineno"> 908</span> <span class="preprocessor">#define DVLOG(verboselevel) \</span></div><div class="line"><a name="l00909"></a><span class="lineno"> 909</span> <span class="preprocessor"> static_cast<void>(0), (true || !VLOG_IS_ON(verboselevel)) \</span></div><div class="line"><a name="l00910"></a><span class="lineno"> 910</span> <span class="preprocessor"> ? (void)0 \</span></div><div class="line"><a name="l00911"></a><span class="lineno"> 911</span> <span class="preprocessor"> : google::LogMessageVoidify() & LOG(INFO)</span></div><div class="line"><a name="l00912"></a><span class="lineno"> 912</span> </div><div class="line"><a name="l00913"></a><span class="lineno"> 913</span> <span class="preprocessor">#define DLOG_IF(severity, condition) \</span></div><div class="line"><a name="l00914"></a><span class="lineno"> 914</span> <span class="preprocessor"> static_cast<void>(0), (true || !(condition)) \</span></div><div class="line"><a name="l00915"></a><span class="lineno"> 915</span> <span class="preprocessor"> ? (void)0 \</span></div><div class="line"><a name="l00916"></a><span class="lineno"> 916</span> <span class="preprocessor"> : google::LogMessageVoidify() & LOG(severity)</span></div><div class="line"><a name="l00917"></a><span class="lineno"> 917</span> </div><div class="line"><a name="l00918"></a><span class="lineno"> 918</span> <span class="preprocessor">#define DLOG_EVERY_N(severity, n) \</span></div><div class="line"><a name="l00919"></a><span class="lineno"> 919</span> <span class="preprocessor"> static_cast<void>(0), \</span></div><div class="line"><a name="l00920"></a><span class="lineno"> 920</span> <span class="preprocessor"> true ? (void)0 : google::LogMessageVoidify() & LOG(severity)</span></div><div class="line"><a name="l00921"></a><span class="lineno"> 921</span> </div><div class="line"><a name="l00922"></a><span class="lineno"> 922</span> <span class="preprocessor">#define DLOG_IF_EVERY_N(severity, condition, n) \</span></div><div class="line"><a name="l00923"></a><span class="lineno"> 923</span> <span class="preprocessor"> static_cast<void>(0), (true || !(condition)) \</span></div><div class="line"><a name="l00924"></a><span class="lineno"> 924</span> <span class="preprocessor"> ? (void)0 \</span></div><div class="line"><a name="l00925"></a><span class="lineno"> 925</span> <span class="preprocessor"> : google::LogMessageVoidify() & LOG(severity)</span></div><div class="line"><a name="l00926"></a><span class="lineno"> 926</span> </div><div class="line"><a name="l00927"></a><span class="lineno"> 927</span> <span class="preprocessor">#define DLOG_ASSERT(condition) \</span></div><div class="line"><a name="l00928"></a><span class="lineno"> 928</span> <span class="preprocessor"> static_cast<void>(0), true ? (void)0 : LOG_ASSERT(condition)</span></div><div class="line"><a name="l00929"></a><span class="lineno"> 929</span> </div><div class="line"><a name="l00930"></a><span class="lineno"> 930</span> <span class="comment">// MSVC warning C4127: conditional expression is constant</span></div><div class="line"><a name="l00931"></a><span class="lineno"> 931</span> <span class="preprocessor">#define DCHECK(condition) \</span></div><div class="line"><a name="l00932"></a><span class="lineno"> 932</span> <span class="preprocessor"> GLOG_MSVC_PUSH_DISABLE_WARNING(4127) \</span></div><div class="line"><a name="l00933"></a><span class="lineno"> 933</span> <span class="preprocessor"> while (false) GLOG_MSVC_POP_WARNING() CHECK(condition)</span></div><div class="line"><a name="l00934"></a><span class="lineno"> 934</span> </div><div class="line"><a name="l00935"></a><span class="lineno"> 935</span> <span class="preprocessor">#define DCHECK_EQ(val1, val2) \</span></div><div class="line"><a name="l00936"></a><span class="lineno"> 936</span> <span class="preprocessor"> GLOG_MSVC_PUSH_DISABLE_WARNING(4127) \</span></div><div class="line"><a name="l00937"></a><span class="lineno"> 937</span> <span class="preprocessor"> while (false) GLOG_MSVC_POP_WARNING() CHECK_EQ(val1, val2)</span></div><div class="line"><a name="l00938"></a><span class="lineno"> 938</span> </div><div class="line"><a name="l00939"></a><span class="lineno"> 939</span> <span class="preprocessor">#define DCHECK_NE(val1, val2) \</span></div><div class="line"><a name="l00940"></a><span class="lineno"> 940</span> <span class="preprocessor"> GLOG_MSVC_PUSH_DISABLE_WARNING(4127) \</span></div><div class="line"><a name="l00941"></a><span class="lineno"> 941</span> <span class="preprocessor"> while (false) GLOG_MSVC_POP_WARNING() CHECK_NE(val1, val2)</span></div><div class="line"><a name="l00942"></a><span class="lineno"> 942</span> </div><div class="line"><a name="l00943"></a><span class="lineno"> 943</span> <span class="preprocessor">#define DCHECK_LE(val1, val2) \</span></div><div class="line"><a name="l00944"></a><span class="lineno"> 944</span> <span class="preprocessor"> GLOG_MSVC_PUSH_DISABLE_WARNING(4127) \</span></div><div class="line"><a name="l00945"></a><span class="lineno"> 945</span> <span class="preprocessor"> while (false) GLOG_MSVC_POP_WARNING() CHECK_LE(val1, val2)</span></div><div class="line"><a name="l00946"></a><span class="lineno"> 946</span> </div><div class="line"><a name="l00947"></a><span class="lineno"> 947</span> <span class="preprocessor">#define DCHECK_LT(val1, val2) \</span></div><div class="line"><a name="l00948"></a><span class="lineno"> 948</span> <span class="preprocessor"> GLOG_MSVC_PUSH_DISABLE_WARNING(4127) \</span></div><div class="line"><a name="l00949"></a><span class="lineno"> 949</span> <span class="preprocessor"> while (false) GLOG_MSVC_POP_WARNING() CHECK_LT(val1, val2)</span></div><div class="line"><a name="l00950"></a><span class="lineno"> 950</span> </div><div class="line"><a name="l00951"></a><span class="lineno"> 951</span> <span class="preprocessor">#define DCHECK_GE(val1, val2) \</span></div><div class="line"><a name="l00952"></a><span class="lineno"> 952</span> <span class="preprocessor"> GLOG_MSVC_PUSH_DISABLE_WARNING(4127) \</span></div><div class="line"><a name="l00953"></a><span class="lineno"> 953</span> <span class="preprocessor"> while (false) GLOG_MSVC_POP_WARNING() CHECK_GE(val1, val2)</span></div><div class="line"><a name="l00954"></a><span class="lineno"> 954</span> </div><div class="line"><a name="l00955"></a><span class="lineno"> 955</span> <span class="preprocessor">#define DCHECK_GT(val1, val2) \</span></div><div class="line"><a name="l00956"></a><span class="lineno"> 956</span> <span class="preprocessor"> GLOG_MSVC_PUSH_DISABLE_WARNING(4127) \</span></div><div class="line"><a name="l00957"></a><span class="lineno"> 957</span> <span class="preprocessor"> while (false) GLOG_MSVC_POP_WARNING() CHECK_GT(val1, val2)</span></div><div class="line"><a name="l00958"></a><span class="lineno"> 958</span> </div><div class="line"><a name="l00959"></a><span class="lineno"> 959</span> <span class="comment">// You may see warnings in release mode if you don't use the return</span></div><div class="line"><a name="l00960"></a><span class="lineno"> 960</span> <span class="comment">// value of DCHECK_NOTNULL. Please just use DCHECK for such cases.</span></div><div class="line"><a name="l00961"></a><span class="lineno"> 961</span> <span class="preprocessor">#define DCHECK_NOTNULL(val) (val)</span></div><div class="line"><a name="l00962"></a><span class="lineno"> 962</span> </div><div class="line"><a name="l00963"></a><span class="lineno"> 963</span> <span class="preprocessor">#define DCHECK_STREQ(str1, str2) \</span></div><div class="line"><a name="l00964"></a><span class="lineno"> 964</span> <span class="preprocessor"> GLOG_MSVC_PUSH_DISABLE_WARNING(4127) \</span></div><div class="line"><a name="l00965"></a><span class="lineno"> 965</span> <span class="preprocessor"> while (false) GLOG_MSVC_POP_WARNING() CHECK_STREQ(str1, str2)</span></div><div class="line"><a name="l00966"></a><span class="lineno"> 966</span> </div><div class="line"><a name="l00967"></a><span class="lineno"> 967</span> <span class="preprocessor">#define DCHECK_STRCASEEQ(str1, str2) \</span></div><div class="line"><a name="l00968"></a><span class="lineno"> 968</span> <span class="preprocessor"> GLOG_MSVC_PUSH_DISABLE_WARNING(4127) \</span></div><div class="line"><a name="l00969"></a><span class="lineno"> 969</span> <span class="preprocessor"> while (false) GLOG_MSVC_POP_WARNING() CHECK_STRCASEEQ(str1, str2)</span></div><div class="line"><a name="l00970"></a><span class="lineno"> 970</span> </div><div class="line"><a name="l00971"></a><span class="lineno"> 971</span> <span class="preprocessor">#define DCHECK_STRNE(str1, str2) \</span></div><div class="line"><a name="l00972"></a><span class="lineno"> 972</span> <span class="preprocessor"> GLOG_MSVC_PUSH_DISABLE_WARNING(4127) \</span></div><div class="line"><a name="l00973"></a><span class="lineno"> 973</span> <span class="preprocessor"> while (false) GLOG_MSVC_POP_WARNING() CHECK_STRNE(str1, str2)</span></div><div class="line"><a name="l00974"></a><span class="lineno"> 974</span> </div><div class="line"><a name="l00975"></a><span class="lineno"> 975</span> <span class="preprocessor">#define DCHECK_STRCASENE(str1, str2) \</span></div><div class="line"><a name="l00976"></a><span class="lineno"> 976</span> <span class="preprocessor"> GLOG_MSVC_PUSH_DISABLE_WARNING(4127) \</span></div><div class="line"><a name="l00977"></a><span class="lineno"> 977</span> <span class="preprocessor"> while (false) GLOG_MSVC_POP_WARNING() CHECK_STRCASENE(str1, str2)</span></div><div class="line"><a name="l00978"></a><span class="lineno"> 978</span> </div><div class="line"><a name="l00979"></a><span class="lineno"> 979</span> <span class="preprocessor">#endif // DCHECK_IS_ON()</span></div><div class="line"><a name="l00980"></a><span class="lineno"> 980</span> </div><div class="line"><a name="l00981"></a><span class="lineno"> 981</span> <span class="comment">// Log only in verbose mode.</span></div><div class="line"><a name="l00982"></a><span class="lineno"> 982</span> </div><div class="line"><a name="l00983"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927"> 983</a></span> <span class="preprocessor">#define VLOG(verboselevel) LOG_IF(INFO, VLOG_IS_ON(verboselevel))</span></div><div class="line"><a name="l00984"></a><span class="lineno"> 984</span> </div><div class="line"><a name="l00985"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a231d72af39556639c895c90740a8efe0"> 985</a></span> <span class="preprocessor">#define VLOG_EVERY_N(verboselevel, n) \</span></div><div class="line"><a name="l00986"></a><span class="lineno"> 986</span> <span class="preprocessor"> LOG_IF_EVERY_N(INFO, VLOG_IS_ON(verboselevel), n)</span></div><div class="line"><a name="l00987"></a><span class="lineno"> 987</span> </div><div class="line"><a name="l00988"></a><span class="lineno"><a class="line" href="namespacegoogle_1_1base__logging.html"> 988</a></span> <span class="keyword">namespace </span>base_logging {</div><div class="line"><a name="l00989"></a><span class="lineno"> 989</span> </div><div class="line"><a name="l00990"></a><span class="lineno"> 990</span> <span class="comment">// LogMessage::LogStream is a std::ostream backed by this streambuf.</span></div><div class="line"><a name="l00991"></a><span class="lineno"> 991</span> <span class="comment">// This class ignores overflow and leaves two bytes at the end of the</span></div><div class="line"><a name="l00992"></a><span class="lineno"> 992</span> <span class="comment">// buffer to allow for a '\n' and '\0'.</span></div><div class="line"><a name="l00993"></a><span class="lineno"><a class="line" href="classgoogle_1_1base__logging_1_1_log_stream_buf.html"> 993</a></span> <span class="keyword">class </span><a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <a class="code" href="classgoogle_1_1base__logging_1_1_log_stream_buf.html">LogStreamBuf</a> : <span class="keyword">public</span> std::streambuf {</div><div class="line"><a name="l00994"></a><span class="lineno"> 994</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00995"></a><span class="lineno"> 995</span>  <span class="comment">// REQUIREMENTS: "len" must be >= 2 to account for the '\n' and '\0'.</span></div><div class="line"><a name="l00996"></a><span class="lineno"><a class="line" href="classgoogle_1_1base__logging_1_1_log_stream_buf.html#aa947a3192e4d60e5224d911ddc66c0de"> 996</a></span>  <a class="code" href="classgoogle_1_1base__logging_1_1_log_stream_buf.html#aa947a3192e4d60e5224d911ddc66c0de">LogStreamBuf</a>(<span class="keywordtype">char</span>* buf, <span class="keywordtype">int</span> len) { setp(buf, buf + len - 2); }</div><div class="line"><a name="l00997"></a><span class="lineno"> 997</span> </div><div class="line"><a name="l00998"></a><span class="lineno"> 998</span>  <span class="comment">// This effectively ignores overflow.</span></div><div class="line"><a name="l00999"></a><span class="lineno"><a class="line" href="classgoogle_1_1base__logging_1_1_log_stream_buf.html#a6e2f975179dc0035bf21c84bae6c679e"> 999</a></span>  <span class="keyword">virtual</span> int_type <a class="code" href="classgoogle_1_1base__logging_1_1_log_stream_buf.html#a6e2f975179dc0035bf21c84bae6c679e">overflow</a>(int_type ch) { <span class="keywordflow">return</span> ch; }</div><div class="line"><a name="l01000"></a><span class="lineno"> 1000</span> </div><div class="line"><a name="l01001"></a><span class="lineno"> 1001</span>  <span class="comment">// Legacy public ostrstream method.</span></div><div class="line"><a name="l01002"></a><span class="lineno"><a class="line" href="classgoogle_1_1base__logging_1_1_log_stream_buf.html#a2752f4361bbc1b5a3158ebaf821d97b4"> 1002</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="classgoogle_1_1base__logging_1_1_log_stream_buf.html#a2752f4361bbc1b5a3158ebaf821d97b4">pcount</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> pptr() - pbase(); }</div><div class="line"><a name="l01003"></a><span class="lineno"><a class="line" href="classgoogle_1_1base__logging_1_1_log_stream_buf.html#a4a7c8b1af6cdad392fee0f1db8be90de"> 1003</a></span>  <span class="keywordtype">char</span>* <a class="code" href="classgoogle_1_1base__logging_1_1_log_stream_buf.html#a4a7c8b1af6cdad392fee0f1db8be90de">pbase</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> std::streambuf::pbase(); }</div><div class="line"><a name="l01004"></a><span class="lineno"> 1004</span> };</div><div class="line"><a name="l01005"></a><span class="lineno"> 1005</span> </div><div class="line"><a name="l01006"></a><span class="lineno"> 1006</span> } <span class="comment">// namespace base_logging</span></div><div class="line"><a name="l01007"></a><span class="lineno"> 1007</span> </div><div class="line"><a name="l01008"></a><span class="lineno"> 1008</span> <span class="comment">//</span></div><div class="line"><a name="l01009"></a><span class="lineno"> 1009</span> <span class="comment">// This class more or less represents a particular log message. You</span></div><div class="line"><a name="l01010"></a><span class="lineno"> 1010</span> <span class="comment">// create an instance of LogMessage and then stream stuff to it.</span></div><div class="line"><a name="l01011"></a><span class="lineno"> 1011</span> <span class="comment">// When you finish streaming to it, ~LogMessage is called and the</span></div><div class="line"><a name="l01012"></a><span class="lineno"> 1012</span> <span class="comment">// full message gets streamed to the appropriate destination.</span></div><div class="line"><a name="l01013"></a><span class="lineno"> 1013</span> <span class="comment">//</span></div><div class="line"><a name="l01014"></a><span class="lineno"> 1014</span> <span class="comment">// You shouldn't actually use LogMessage's constructor to log things,</span></div><div class="line"><a name="l01015"></a><span class="lineno"> 1015</span> <span class="comment">// though. You should use the LOG() macro (and variants thereof)</span></div><div class="line"><a name="l01016"></a><span class="lineno"> 1016</span> <span class="comment">// above.</span></div><div class="line"><a name="l01017"></a><span class="lineno"><a class="line" href="classgoogle_1_1_log_message.html"> 1017</a></span> <span class="keyword">class </span><a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <a class="code" href="classgoogle_1_1_log_message.html">LogMessage</a> {</div><div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l01019"></a><span class="lineno"> 1019</span>  <span class="keyword">enum</span> {</div><div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>  <span class="comment">// Passing kNoLogPrefix for the line number disables the</span></div><div class="line"><a name="l01021"></a><span class="lineno"> 1021</span>  <span class="comment">// log-message prefix. Useful for using the LogMessage</span></div><div class="line"><a name="l01022"></a><span class="lineno"> 1022</span>  <span class="comment">// infrastructure as a printing utility. See also the --log_prefix</span></div><div class="line"><a name="l01023"></a><span class="lineno"> 1023</span>  <span class="comment">// flag for controlling the log-message prefix on an</span></div><div class="line"><a name="l01024"></a><span class="lineno"> 1024</span>  <span class="comment">// application-wide basis.</span></div><div class="line"><a name="l01025"></a><span class="lineno"><a class="line" href="classgoogle_1_1_log_message.html#abc6126af1d45847bc59afa0aa3216b04af8756cb52a8aac6329e43782e08f69e5"> 1025</a></span>  kNoLogPrefix = -1</div><div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>  };</div><div class="line"><a name="l01027"></a><span class="lineno"> 1027</span> </div><div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>  <span class="comment">// LogStream inherit from non-DLL-exported class (std::ostrstream)</span></div><div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>  <span class="comment">// and VC++ produces a warning for this situation.</span></div><div class="line"><a name="l01030"></a><span class="lineno"> 1030</span>  <span class="comment">// However, MSDN says "C4275 can be ignored in Microsoft Visual C++</span></div><div class="line"><a name="l01031"></a><span class="lineno"> 1031</span>  <span class="comment">// 2005 if you are deriving from a type in the Standard C++ Library"</span></div><div class="line"><a name="l01032"></a><span class="lineno"> 1032</span>  <span class="comment">// http://msdn.microsoft.com/en-us/library/3tdb471s(VS.80).aspx</span></div><div class="line"><a name="l01033"></a><span class="lineno"> 1033</span>  <span class="comment">// Let's just ignore the warning.</span></div><div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>  <a class="code" href="base_2logging_8h.html#a895b90089c47c98e4bbc1f63e1fba191">GLOG_MSVC_PUSH_DISABLE_WARNING</a>(4275)</div><div class="line"><a name="l01035"></a><span class="lineno"><a class="line" href="classgoogle_1_1_log_message_1_1_log_stream.html"> 1035</a></span>  class <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <a class="code" href="classgoogle_1_1_log_message_1_1_log_stream.html">LogStream</a> : public std::ostream {</div><div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>  <a class="code" href="base_2logging_8h.html#af460ba0566bf6437fc70ccaadf220118">GLOG_MSVC_POP_WARNING</a>()</div><div class="line"><a name="l01037"></a><span class="lineno"> 1037</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l01038"></a><span class="lineno"><a class="line" href="classgoogle_1_1_log_message_1_1_log_stream.html#ab86851cd5ab18dd0e949e45304e029b5"> 1038</a></span>  <a class="code" href="classgoogle_1_1_log_message_1_1_log_stream.html#ab86851cd5ab18dd0e949e45304e029b5">LogStream</a>(<span class="keywordtype">char</span>* buf, <span class="keywordtype">int</span> len, <span class="keywordtype">int</span> ctr)</div><div class="line"><a name="l01039"></a><span class="lineno"> 1039</span>  : std::ostream(NULL), streambuf_(buf, len), ctr_(ctr), self_(this) {</div><div class="line"><a name="l01040"></a><span class="lineno"> 1040</span>  rdbuf(&streambuf_);</div><div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>  }</div><div class="line"><a name="l01042"></a><span class="lineno"> 1042</span> </div><div class="line"><a name="l01043"></a><span class="lineno"><a class="line" href="classgoogle_1_1_log_message_1_1_log_stream.html#a73e0d9048f393bf907a3f69033ab8a7f"> 1043</a></span>  <span class="keywordtype">int</span> <a class="code" href="classgoogle_1_1_log_message_1_1_log_stream.html#a73e0d9048f393bf907a3f69033ab8a7f">ctr</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> ctr_; }</div><div class="line"><a name="l01044"></a><span class="lineno"><a class="line" href="classgoogle_1_1_log_message_1_1_log_stream.html#ae8ceb65aeef61f5cebbd0e2860c6d7c3"> 1044</a></span>  <span class="keywordtype">void</span> <a class="code" href="classgoogle_1_1_log_message_1_1_log_stream.html#ae8ceb65aeef61f5cebbd0e2860c6d7c3">set_ctr</a>(<span class="keywordtype">int</span> ctr) { ctr_ = ctr; }</div><div class="line"><a name="l01045"></a><span class="lineno"><a class="line" href="classgoogle_1_1_log_message_1_1_log_stream.html#afba3807a4b1ff505547b010b84e50cce"> 1045</a></span>  <a class="code" href="classgoogle_1_1_log_message_1_1_log_stream.html">LogStream</a>* <span class="keyword">self</span>() <span class="keyword">const</span> { <span class="keywordflow">return</span> self_; }</div><div class="line"><a name="l01046"></a><span class="lineno"> 1046</span> </div><div class="line"><a name="l01047"></a><span class="lineno"> 1047</span>  <span class="comment">// Legacy std::streambuf methods.</span></div><div class="line"><a name="l01048"></a><span class="lineno"><a class="line" href="classgoogle_1_1_log_message_1_1_log_stream.html#a2752f4361bbc1b5a3158ebaf821d97b4"> 1048</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="classgoogle_1_1_log_message_1_1_log_stream.html#a2752f4361bbc1b5a3158ebaf821d97b4">pcount</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> streambuf_.pcount(); }</div><div class="line"><a name="l01049"></a><span class="lineno"><a class="line" href="classgoogle_1_1_log_message_1_1_log_stream.html#a4a7c8b1af6cdad392fee0f1db8be90de"> 1049</a></span>  <span class="keywordtype">char</span>* <a class="code" href="classgoogle_1_1_log_message_1_1_log_stream.html#a4a7c8b1af6cdad392fee0f1db8be90de">pbase</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> streambuf_.pbase(); }</div><div class="line"><a name="l01050"></a><span class="lineno"><a class="line" href="classgoogle_1_1_log_message_1_1_log_stream.html#a75f1a295bdb596f1244e5ec8210159b2"> 1050</a></span>  <span class="keywordtype">char</span>* <a class="code" href="classgoogle_1_1_log_message_1_1_log_stream.html#a75f1a295bdb596f1244e5ec8210159b2">str</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> pbase(); }</div><div class="line"><a name="l01051"></a><span class="lineno"> 1051</span> </div><div class="line"><a name="l01052"></a><span class="lineno"> 1052</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l01053"></a><span class="lineno"> 1053</span>  <a class="code" href="classgoogle_1_1_log_message_1_1_log_stream.html">LogStream</a>(<span class="keyword">const</span> <a class="code" href="classgoogle_1_1_log_message_1_1_log_stream.html">LogStream</a>&);</div><div class="line"><a name="l01054"></a><span class="lineno"> 1054</span>  <a class="code" href="classgoogle_1_1_log_message_1_1_log_stream.html">LogStream</a>& operator=(<span class="keyword">const</span> <a class="code" href="classgoogle_1_1_log_message_1_1_log_stream.html">LogStream</a>&);</div><div class="line"><a name="l01055"></a><span class="lineno"> 1055</span>  <a class="code" href="classgoogle_1_1base__logging_1_1_log_stream_buf.html">base_logging::LogStreamBuf</a> streambuf_;</div><div class="line"><a name="l01056"></a><span class="lineno"> 1056</span>  <span class="keywordtype">int</span> ctr_; <span class="comment">// Counter hack (for the LOG_EVERY_X() macro)</span></div><div class="line"><a name="l01057"></a><span class="lineno"> 1057</span>  <a class="code" href="classgoogle_1_1_log_message_1_1_log_stream.html">LogStream</a>* self_; <span class="comment">// Consistency check hack</span></div><div class="line"><a name="l01058"></a><span class="lineno"> 1058</span>  };</div><div class="line"><a name="l01059"></a><span class="lineno"> 1059</span> </div><div class="line"><a name="l01060"></a><span class="lineno"> 1060</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l01061"></a><span class="lineno"> 1061</span>  <span class="comment">// icc 8 requires this typedef to avoid an internal compiler error.</span></div><div class="line"><a name="l01062"></a><span class="lineno"><a class="line" href="classgoogle_1_1_log_message.html#a199150961db89e7f9952b312e40afd9f"> 1062</a></span>  <span class="keyword">typedef</span> void (<a class="code" href="classgoogle_1_1_log_message.html">LogMessage</a>::*SendMethod)();</div><div class="line"><a name="l01063"></a><span class="lineno"> 1063</span> </div><div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>  <a class="code" href="classgoogle_1_1_log_message.html">LogMessage</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="namespacefile.html">file</a>, <span class="keywordtype">int</span> line, <a class="code" href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a> severity, <span class="keywordtype">int</span> ctr,</div><div class="line"><a name="l01065"></a><span class="lineno"> 1065</span>  SendMethod send_method);</div><div class="line"><a name="l01066"></a><span class="lineno"> 1066</span> </div><div class="line"><a name="l01067"></a><span class="lineno"> 1067</span>  <span class="comment">// Two special constructors that generate reduced amounts of code at</span></div><div class="line"><a name="l01068"></a><span class="lineno"> 1068</span>  <span class="comment">// LOG call sites for common cases.</span></div><div class="line"><a name="l01069"></a><span class="lineno"> 1069</span> </div><div class="line"><a name="l01070"></a><span class="lineno"> 1070</span>  <span class="comment">// Used for LOG(INFO): Implied are:</span></div><div class="line"><a name="l01071"></a><span class="lineno"> 1071</span>  <span class="comment">// severity = INFO, ctr = 0, send_method = &LogMessage::SendToLog.</span></div><div class="line"><a name="l01072"></a><span class="lineno"> 1072</span>  <span class="comment">//</span></div><div class="line"><a name="l01073"></a><span class="lineno"> 1073</span>  <span class="comment">// Using this constructor instead of the more complex constructor above</span></div><div class="line"><a name="l01074"></a><span class="lineno"> 1074</span>  <span class="comment">// saves 19 bytes per call site.</span></div><div class="line"><a name="l01075"></a><span class="lineno"> 1075</span>  <a class="code" href="classgoogle_1_1_log_message.html">LogMessage</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="namespacefile.html">file</a>, <span class="keywordtype">int</span> line);</div><div class="line"><a name="l01076"></a><span class="lineno"> 1076</span> </div><div class="line"><a name="l01077"></a><span class="lineno"> 1077</span>  <span class="comment">// Used for LOG(severity) where severity != INFO. Implied</span></div><div class="line"><a name="l01078"></a><span class="lineno"> 1078</span>  <span class="comment">// are: ctr = 0, send_method = &LogMessage::SendToLog</span></div><div class="line"><a name="l01079"></a><span class="lineno"> 1079</span>  <span class="comment">//</span></div><div class="line"><a name="l01080"></a><span class="lineno"> 1080</span>  <span class="comment">// Using this constructor instead of the more complex constructor above</span></div><div class="line"><a name="l01081"></a><span class="lineno"> 1081</span>  <span class="comment">// saves 17 bytes per call site.</span></div><div class="line"><a name="l01082"></a><span class="lineno"> 1082</span>  <a class="code" href="classgoogle_1_1_log_message.html">LogMessage</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="namespacefile.html">file</a>, <span class="keywordtype">int</span> line, <a class="code" href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a> severity);</div><div class="line"><a name="l01083"></a><span class="lineno"> 1083</span> </div><div class="line"><a name="l01084"></a><span class="lineno"> 1084</span>  <span class="comment">// Constructor to log this message to a specified sink (if not NULL).</span></div><div class="line"><a name="l01085"></a><span class="lineno"> 1085</span>  <span class="comment">// Implied are: ctr = 0, send_method = &LogMessage::SendToSinkAndLog if</span></div><div class="line"><a name="l01086"></a><span class="lineno"> 1086</span>  <span class="comment">// also_send_to_log is true, send_method = &LogMessage::SendToSink otherwise.</span></div><div class="line"><a name="l01087"></a><span class="lineno"> 1087</span>  <a class="code" href="classgoogle_1_1_log_message.html">LogMessage</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="namespacefile.html">file</a>, <span class="keywordtype">int</span> line, <a class="code" href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a> severity, <a class="code" href="classgoogle_1_1_log_sink.html">LogSink</a>* sink,</div><div class="line"><a name="l01088"></a><span class="lineno"> 1088</span>  <span class="keywordtype">bool</span> also_send_to_log);</div><div class="line"><a name="l01089"></a><span class="lineno"> 1089</span> </div><div class="line"><a name="l01090"></a><span class="lineno"> 1090</span>  <span class="comment">// Constructor where we also give a vector<string> pointer</span></div><div class="line"><a name="l01091"></a><span class="lineno"> 1091</span>  <span class="comment">// for storing the messages (if the pointer is not NULL).</span></div><div class="line"><a name="l01092"></a><span class="lineno"> 1092</span>  <span class="comment">// Implied are: ctr = 0, send_method = &LogMessage::SaveOrSendToLog.</span></div><div class="line"><a name="l01093"></a><span class="lineno"> 1093</span>  <a class="code" href="classgoogle_1_1_log_message.html">LogMessage</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="namespacefile.html">file</a>, <span class="keywordtype">int</span> line, <a class="code" href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a> severity,</div><div class="line"><a name="l01094"></a><span class="lineno"> 1094</span>  std::vector<std::string>* outvec);</div><div class="line"><a name="l01095"></a><span class="lineno"> 1095</span> </div><div class="line"><a name="l01096"></a><span class="lineno"> 1096</span>  <span class="comment">// Constructor where we also give a string pointer for storing the</span></div><div class="line"><a name="l01097"></a><span class="lineno"> 1097</span>  <span class="comment">// message (if the pointer is not NULL). Implied are: ctr = 0,</span></div><div class="line"><a name="l01098"></a><span class="lineno"> 1098</span>  <span class="comment">// send_method = &LogMessage::WriteToStringAndLog.</span></div><div class="line"><a name="l01099"></a><span class="lineno"> 1099</span>  <a class="code" href="classgoogle_1_1_log_message.html">LogMessage</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="namespacefile.html">file</a>, <span class="keywordtype">int</span> line, <a class="code" href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a> severity,</div><div class="line"><a name="l01100"></a><span class="lineno"> 1100</span>  std::string* <a class="code" href="trace_8cc.html#a36bd74109f547f7f8198faf5a12d2879">message</a>);</div><div class="line"><a name="l01101"></a><span class="lineno"> 1101</span> </div><div class="line"><a name="l01102"></a><span class="lineno"> 1102</span>  <span class="comment">// A special constructor used for check failures</span></div><div class="line"><a name="l01103"></a><span class="lineno"> 1103</span>  <a class="code" href="classgoogle_1_1_log_message.html">LogMessage</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="namespacefile.html">file</a>, <span class="keywordtype">int</span> line, <span class="keyword">const</span> <a class="code" href="structgoogle_1_1_check_op_string.html">CheckOpString</a>& result);</div><div class="line"><a name="l01104"></a><span class="lineno"> 1104</span> </div><div class="line"><a name="l01105"></a><span class="lineno"> 1105</span>  ~<a class="code" href="classgoogle_1_1_log_message.html">LogMessage</a>();</div><div class="line"><a name="l01106"></a><span class="lineno"> 1106</span> </div><div class="line"><a name="l01107"></a><span class="lineno"> 1107</span>  <span class="comment">// Flush a buffered message to the sink set in the constructor. Always</span></div><div class="line"><a name="l01108"></a><span class="lineno"> 1108</span>  <span class="comment">// called by the destructor, it may also be called from elsewhere if</span></div><div class="line"><a name="l01109"></a><span class="lineno"> 1109</span>  <span class="comment">// needed. Only the first call is actioned; any later ones are ignored.</span></div><div class="line"><a name="l01110"></a><span class="lineno"> 1110</span>  <span class="keywordtype">void</span> Flush();</div><div class="line"><a name="l01111"></a><span class="lineno"> 1111</span> </div><div class="line"><a name="l01112"></a><span class="lineno"> 1112</span>  <span class="comment">// An arbitrary limit on the length of a single log message. This</span></div><div class="line"><a name="l01113"></a><span class="lineno"> 1113</span>  <span class="comment">// is so that streaming can be done more efficiently.</span></div><div class="line"><a name="l01114"></a><span class="lineno"><a class="line" href="classgoogle_1_1_log_message.html#ab56904740774e794fb63d946debb899f"> 1114</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> <a class="code" href="classgoogle_1_1_log_message.html#ab56904740774e794fb63d946debb899f">kMaxLogMessageLen</a>;</div><div class="line"><a name="l01115"></a><span class="lineno"> 1115</span> </div><div class="line"><a name="l01116"></a><span class="lineno"> 1116</span>  <span class="comment">// Theses should not be called directly outside of logging.*,</span></div><div class="line"><a name="l01117"></a><span class="lineno"> 1117</span>  <span class="comment">// only passed as SendMethod arguments to other LogMessage methods:</span></div><div class="line"><a name="l01118"></a><span class="lineno"> 1118</span>  <span class="keywordtype">void</span> SendToLog(); <span class="comment">// Actually dispatch to the logs</span></div><div class="line"><a name="l01119"></a><span class="lineno"> 1119</span>  <span class="keywordtype">void</span> SendToSyslogAndLog(); <span class="comment">// Actually dispatch to syslog and the logs</span></div><div class="line"><a name="l01120"></a><span class="lineno"> 1120</span> </div><div class="line"><a name="l01121"></a><span class="lineno"> 1121</span>  <span class="comment">// Call abort() or similar to perform LOG(FATAL) crash.</span></div><div class="line"><a name="l01122"></a><span class="lineno"> 1122</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="base_2logging_8h.html#afaad0abfed30e8ee5ae7d27b5ecea29f">ATTRIBUTE_NORETURN</a> Fail();</div><div class="line"><a name="l01123"></a><span class="lineno"> 1123</span> </div><div class="line"><a name="l01124"></a><span class="lineno"> 1124</span>  std::ostream& stream();</div><div class="line"><a name="l01125"></a><span class="lineno"> 1125</span> </div><div class="line"><a name="l01126"></a><span class="lineno"> 1126</span>  <span class="keywordtype">int</span> preserved_errno() <span class="keyword">const</span>;</div><div class="line"><a name="l01127"></a><span class="lineno"> 1127</span> </div><div class="line"><a name="l01128"></a><span class="lineno"> 1128</span>  <span class="comment">// Must be called without the log_mutex held. (L < log_mutex)</span></div><div class="line"><a name="l01129"></a><span class="lineno"> 1129</span>  <span class="keyword">static</span> int64_t num_messages(<span class="keywordtype">int</span> severity);</div><div class="line"><a name="l01130"></a><span class="lineno"> 1130</span> </div><div class="line"><a name="l01131"></a><span class="lineno"> 1131</span>  <span class="keyword">struct </span><a class="code" href="structgoogle_1_1_log_message_1_1_log_message_data.html">LogMessageData</a>;</div><div class="line"><a name="l01132"></a><span class="lineno"> 1132</span> </div><div class="line"><a name="l01133"></a><span class="lineno"> 1133</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l01134"></a><span class="lineno"> 1134</span>  <span class="comment">// Fully internal SendMethod cases:</span></div><div class="line"><a name="l01135"></a><span class="lineno"> 1135</span>  <span class="keywordtype">void</span> SendToSinkAndLog(); <span class="comment">// Send to sink if provided and dispatch to the logs</span></div><div class="line"><a name="l01136"></a><span class="lineno"> 1136</span>  <span class="keywordtype">void</span> SendToSink(); <span class="comment">// Send to sink if provided, do nothing otherwise.</span></div><div class="line"><a name="l01137"></a><span class="lineno"> 1137</span> </div><div class="line"><a name="l01138"></a><span class="lineno"> 1138</span>  <span class="comment">// Write to string if provided and dispatch to the logs.</span></div><div class="line"><a name="l01139"></a><span class="lineno"> 1139</span>  <span class="keywordtype">void</span> WriteToStringAndLog();</div><div class="line"><a name="l01140"></a><span class="lineno"> 1140</span> </div><div class="line"><a name="l01141"></a><span class="lineno"> 1141</span>  <span class="keywordtype">void</span> SaveOrSendToLog(); <span class="comment">// Save to stringvec if provided, else to logs</span></div><div class="line"><a name="l01142"></a><span class="lineno"> 1142</span> </div><div class="line"><a name="l01143"></a><span class="lineno"> 1143</span>  <span class="keywordtype">void</span> Init(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="namespacefile.html">file</a>, <span class="keywordtype">int</span> line, <a class="code" href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a> severity,</div><div class="line"><a name="l01144"></a><span class="lineno"> 1144</span>  <span class="keywordtype">void</span> (<a class="code" href="classgoogle_1_1_log_message.html">LogMessage</a>::*send_method)());</div><div class="line"><a name="l01145"></a><span class="lineno"> 1145</span> </div><div class="line"><a name="l01146"></a><span class="lineno"> 1146</span>  <span class="comment">// Used to fill in crash information during LOG(FATAL) failures.</span></div><div class="line"><a name="l01147"></a><span class="lineno"> 1147</span>  <span class="keywordtype">void</span> RecordCrashReason(<a class="code" href="structgoogle_1_1logging__internal_1_1_crash_reason.html">logging_internal::CrashReason</a>* reason);</div><div class="line"><a name="l01148"></a><span class="lineno"> 1148</span> </div><div class="line"><a name="l01149"></a><span class="lineno"> 1149</span>  <span class="comment">// Counts of messages sent at each priority:</span></div><div class="line"><a name="l01150"></a><span class="lineno"> 1150</span>  <span class="keyword">static</span> int64_t num_messages_[<a class="code" href="namespacegoogle.html#a623d2ea68ef6922bf6c53bc28c5f190a">NUM_SEVERITIES</a>]; <span class="comment">// under log_mutex</span></div><div class="line"><a name="l01151"></a><span class="lineno"> 1151</span> </div><div class="line"><a name="l01152"></a><span class="lineno"> 1152</span>  <span class="comment">// We keep the data in a separate struct so that each instance of</span></div><div class="line"><a name="l01153"></a><span class="lineno"> 1153</span>  <span class="comment">// LogMessage uses less stack space.</span></div><div class="line"><a name="l01154"></a><span class="lineno"> 1154</span>  <a class="code" href="structgoogle_1_1_log_message_1_1_log_message_data.html">LogMessageData</a>* allocated_;</div><div class="line"><a name="l01155"></a><span class="lineno"> 1155</span>  <a class="code" href="structgoogle_1_1_log_message_1_1_log_message_data.html">LogMessageData</a>* data_;</div><div class="line"><a name="l01156"></a><span class="lineno"> 1156</span> </div><div class="line"><a name="l01157"></a><span class="lineno"><a class="line" href="classgoogle_1_1_log_message.html#a66e198b8483e7741c0d9441669e4b0bd"> 1157</a></span>  <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classgoogle_1_1_log_destination.html">LogDestination</a>;</div><div class="line"><a name="l01158"></a><span class="lineno"> 1158</span> </div><div class="line"><a name="l01159"></a><span class="lineno"> 1159</span>  <a class="code" href="classgoogle_1_1_log_message.html">LogMessage</a>(<span class="keyword">const</span> <a class="code" href="classgoogle_1_1_log_message.html">LogMessage</a>&);</div><div class="line"><a name="l01160"></a><span class="lineno"> 1160</span>  <span class="keywordtype">void</span> operator=(<span class="keyword">const</span> <a class="code" href="classgoogle_1_1_log_message.html">LogMessage</a>&);</div><div class="line"><a name="l01161"></a><span class="lineno"> 1161</span> };</div><div class="line"><a name="l01162"></a><span class="lineno"> 1162</span> </div><div class="line"><a name="l01163"></a><span class="lineno"> 1163</span> <span class="comment">// This class happens to be thread-hostile because all instances share</span></div><div class="line"><a name="l01164"></a><span class="lineno"> 1164</span> <span class="comment">// a single data buffer, but since it can only be created just before</span></div><div class="line"><a name="l01165"></a><span class="lineno"> 1165</span> <span class="comment">// the process dies, we don't worry so much.</span></div><div class="line"><a name="l01166"></a><span class="lineno"><a class="line" href="classgoogle_1_1_log_message_fatal.html"> 1166</a></span> <span class="keyword">class </span><a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <a class="code" href="classgoogle_1_1_log_message_fatal.html">LogMessageFatal</a> : <span class="keyword">public</span> <a class="code" href="classgoogle_1_1_log_message.html">LogMessage</a> {</div><div class="line"><a name="l01167"></a><span class="lineno"> 1167</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l01168"></a><span class="lineno"> 1168</span>  <a class="code" href="classgoogle_1_1_log_message_fatal.html">LogMessageFatal</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="namespacefile.html">file</a>, <span class="keywordtype">int</span> line);</div><div class="line"><a name="l01169"></a><span class="lineno"> 1169</span>  <a class="code" href="classgoogle_1_1_log_message_fatal.html">LogMessageFatal</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="namespacefile.html">file</a>, <span class="keywordtype">int</span> line, <span class="keyword">const</span> <a class="code" href="structgoogle_1_1_check_op_string.html">CheckOpString</a>& result);</div><div class="line"><a name="l01170"></a><span class="lineno"> 1170</span>  <a class="code" href="base_2logging_8h.html#afaad0abfed30e8ee5ae7d27b5ecea29f">ATTRIBUTE_NORETURN</a> ~<a class="code" href="classgoogle_1_1_log_message_fatal.html">LogMessageFatal</a>();</div><div class="line"><a name="l01171"></a><span class="lineno"> 1171</span> };</div><div class="line"><a name="l01172"></a><span class="lineno"> 1172</span> </div><div class="line"><a name="l01173"></a><span class="lineno"> 1173</span> <span class="comment">// A non-macro interface to the log facility; (useful</span></div><div class="line"><a name="l01174"></a><span class="lineno"> 1174</span> <span class="comment">// when the logging level is not a compile-time constant).</span></div><div class="line"><a name="l01175"></a><span class="lineno"><a class="line" href="namespacegoogle.html#a5fed6bd083f90bad59257fcd3fe42809"> 1175</a></span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#a5fed6bd083f90bad59257fcd3fe42809">LogAtLevel</a>(<span class="keywordtype">int</span> <span class="keyword">const</span> severity, std::string <span class="keyword">const</span>& msg) {</div><div class="line"><a name="l01176"></a><span class="lineno"> 1176</span>  <a class="code" href="classgoogle_1_1_log_message.html">LogMessage</a>(__FILE__, __LINE__, severity).<a class="code" href="classgoogle_1_1_log_message.html#a48387141df3f5afb48b012cc28ac244c">stream</a>() << msg;</div><div class="line"><a name="l01177"></a><span class="lineno"> 1177</span> }</div><div class="line"><a name="l01178"></a><span class="lineno"> 1178</span> </div><div class="line"><a name="l01179"></a><span class="lineno"> 1179</span> <span class="comment">// A macro alternative of LogAtLevel. New code may want to use this</span></div><div class="line"><a name="l01180"></a><span class="lineno"> 1180</span> <span class="comment">// version since there are two advantages: 1. this version outputs the</span></div><div class="line"><a name="l01181"></a><span class="lineno"> 1181</span> <span class="comment">// file name and the line number where this macro is put like other</span></div><div class="line"><a name="l01182"></a><span class="lineno"> 1182</span> <span class="comment">// LOG macros, 2. this macro can be used as C++ stream.</span></div><div class="line"><a name="l01183"></a><span class="lineno"><a class="line" href="base_2logging_8h.html#a27e05b8a7807c1a43ff9518a13134b1f"> 1183</a></span> <span class="preprocessor">#define LOG_AT_LEVEL(severity) \</span></div><div class="line"><a name="l01184"></a><span class="lineno"> 1184</span> <span class="preprocessor"> google::LogMessage(__FILE__, __LINE__, severity).stream()</span></div><div class="line"><a name="l01185"></a><span class="lineno"> 1185</span> </div><div class="line"><a name="l01186"></a><span class="lineno"> 1186</span> <span class="comment">// Check if it's compiled in C++11 mode.</span></div><div class="line"><a name="l01187"></a><span class="lineno"> 1187</span> <span class="comment">//</span></div><div class="line"><a name="l01188"></a><span class="lineno"> 1188</span> <span class="comment">// GXX_EXPERIMENTAL_CXX0X is defined by gcc and clang up to at least</span></div><div class="line"><a name="l01189"></a><span class="lineno"> 1189</span> <span class="comment">// gcc-4.7 and clang-3.1 (2011-12-13). __cplusplus was defined to 1</span></div><div class="line"><a name="l01190"></a><span class="lineno"> 1190</span> <span class="comment">// in gcc before 4.7 (Crosstool 16) and clang before 3.1, but is</span></div><div class="line"><a name="l01191"></a><span class="lineno"> 1191</span> <span class="comment">// defined according to the language version in effect thereafter.</span></div><div class="line"><a name="l01192"></a><span class="lineno"> 1192</span> <span class="comment">// Microsoft Visual Studio 14 (2015) sets __cplusplus==199711 despite</span></div><div class="line"><a name="l01193"></a><span class="lineno"> 1193</span> <span class="comment">// reasonably good C++11 support, so we set LANG_CXX for it and</span></div><div class="line"><a name="l01194"></a><span class="lineno"> 1194</span> <span class="comment">// newer versions (_MSC_VER >= 1900).</span></div><div class="line"><a name="l01195"></a><span class="lineno"> 1195</span> <span class="preprocessor">#if (defined(__GXX_EXPERIMENTAL_CXX0X__) || __cplusplus >= 201103L || \</span></div><div class="line"><a name="l01196"></a><span class="lineno"> 1196</span> <span class="preprocessor"> (defined(_MSC_VER) && _MSC_VER >= 1900))</span></div><div class="line"><a name="l01197"></a><span class="lineno"> 1197</span> <span class="comment">// Helper for CHECK_NOTNULL().</span></div><div class="line"><a name="l01198"></a><span class="lineno"> 1198</span> <span class="comment">//</span></div><div class="line"><a name="l01199"></a><span class="lineno"> 1199</span> <span class="comment">// In C++11, all cases can be handled by a single function. Since the value</span></div><div class="line"><a name="l01200"></a><span class="lineno"> 1200</span> <span class="comment">// category of the argument is preserved (also for rvalue references),</span></div><div class="line"><a name="l01201"></a><span class="lineno"> 1201</span> <span class="comment">// member initializer lists like the one below will compile correctly:</span></div><div class="line"><a name="l01202"></a><span class="lineno"> 1202</span> <span class="comment">//</span></div><div class="line"><a name="l01203"></a><span class="lineno"> 1203</span> <span class="comment">// Foo()</span></div><div class="line"><a name="l01204"></a><span class="lineno"> 1204</span> <span class="comment">// : x_(CHECK_NOTNULL(MethodReturningUniquePtr())) {}</span></div><div class="line"><a name="l01205"></a><span class="lineno"> 1205</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div><div class="line"><a name="l01206"></a><span class="lineno"> 1206</span> T <a class="code" href="namespacegoogle.html#a8d45a5c6cc4aa93aaeb72ec2189f2637">CheckNotNull</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="namespacefile.html">file</a>, <span class="keywordtype">int</span> line, <span class="keyword">const</span> <span class="keywordtype">char</span>* names, T&& t) {</div><div class="line"><a name="l01207"></a><span class="lineno"> 1207</span>  <span class="keywordflow">if</span> (t == <span class="keyword">nullptr</span>) {</div><div class="line"><a name="l01208"></a><span class="lineno"> 1208</span>  LogMessageFatal(<a class="code" href="namespacefile.html">file</a>, line, <span class="keyword">new</span> std::string(names));</div><div class="line"><a name="l01209"></a><span class="lineno"> 1209</span>  }</div><div class="line"><a name="l01210"></a><span class="lineno"> 1210</span>  <span class="keywordflow">return</span> std::forward<T>(t);</div><div class="line"><a name="l01211"></a><span class="lineno"> 1211</span> }</div><div class="line"><a name="l01212"></a><span class="lineno"> 1212</span> </div><div class="line"><a name="l01213"></a><span class="lineno"> 1213</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l01214"></a><span class="lineno"> 1214</span> </div><div class="line"><a name="l01215"></a><span class="lineno"> 1215</span> <span class="comment">// A small helper for CHECK_NOTNULL().</span></div><div class="line"><a name="l01216"></a><span class="lineno"> 1216</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div><div class="line"><a name="l01217"></a><span class="lineno"><a class="line" href="namespacegoogle.html#a8d45a5c6cc4aa93aaeb72ec2189f2637"> 1217</a></span> T* <a class="code" href="namespacegoogle.html#a8d45a5c6cc4aa93aaeb72ec2189f2637">CheckNotNull</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="namespacefile.html">file</a>, <span class="keywordtype">int</span> line, <span class="keyword">const</span> <span class="keywordtype">char</span>* names, T* t) {</div><div class="line"><a name="l01218"></a><span class="lineno"> 1218</span>  <span class="keywordflow">if</span> (t == NULL) {</div><div class="line"><a name="l01219"></a><span class="lineno"> 1219</span>  <a class="code" href="classgoogle_1_1_log_message_fatal.html">LogMessageFatal</a>(<a class="code" href="namespacefile.html">file</a>, line, <span class="keyword">new</span> std::string(names));</div><div class="line"><a name="l01220"></a><span class="lineno"> 1220</span>  }</div><div class="line"><a name="l01221"></a><span class="lineno"> 1221</span>  <span class="keywordflow">return</span> t;</div><div class="line"><a name="l01222"></a><span class="lineno"> 1222</span> }</div><div class="line"><a name="l01223"></a><span class="lineno"> 1223</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l01224"></a><span class="lineno"> 1224</span> </div><div class="line"><a name="l01225"></a><span class="lineno"> 1225</span> <span class="comment">// Allow folks to put a counter in the LOG_EVERY_X()'ed messages. This</span></div><div class="line"><a name="l01226"></a><span class="lineno"> 1226</span> <span class="comment">// only works if ostream is a LogStream. If the ostream is not a</span></div><div class="line"><a name="l01227"></a><span class="lineno"> 1227</span> <span class="comment">// LogStream you'll get an assert saying as much at runtime.</span></div><div class="line"><a name="l01228"></a><span class="lineno"> 1228</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> std::ostream& <a class="code" href="namespacegoogle.html#a001f0868c92c66aa4991da10384c5304">operator<<</a>(std::ostream& os,</div><div class="line"><a name="l01229"></a><span class="lineno"> 1229</span>  <span class="keyword">const</span> <a class="code" href="namespacegoogle.html#aa739a176bcc5230a3536ef27a860c1a8">PRIVATE_Counter</a>&);</div><div class="line"><a name="l01230"></a><span class="lineno"> 1230</span> </div><div class="line"><a name="l01231"></a><span class="lineno"> 1231</span> <span class="comment">// Derived class for PLOG*() above.</span></div><div class="line"><a name="l01232"></a><span class="lineno"><a class="line" href="classgoogle_1_1_errno_log_message.html"> 1232</a></span> <span class="keyword">class </span><a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <a class="code" href="classgoogle_1_1_errno_log_message.html">ErrnoLogMessage</a> : <span class="keyword">public</span> <a class="code" href="classgoogle_1_1_log_message.html">LogMessage</a> {</div><div class="line"><a name="l01233"></a><span class="lineno"> 1233</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l01234"></a><span class="lineno"> 1234</span>  <a class="code" href="classgoogle_1_1_errno_log_message.html">ErrnoLogMessage</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="namespacefile.html">file</a>, <span class="keywordtype">int</span> line, <a class="code" href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a> severity, <span class="keywordtype">int</span> ctr,</div><div class="line"><a name="l01235"></a><span class="lineno"> 1235</span>  <span class="keywordtype">void</span> (<a class="code" href="classgoogle_1_1_log_message.html">LogMessage</a>::*send_method)());</div><div class="line"><a name="l01236"></a><span class="lineno"> 1236</span> </div><div class="line"><a name="l01237"></a><span class="lineno"> 1237</span>  <span class="comment">// Postpends ": strerror(errno) [errno]".</span></div><div class="line"><a name="l01238"></a><span class="lineno"> 1238</span>  ~<a class="code" href="classgoogle_1_1_errno_log_message.html">ErrnoLogMessage</a>();</div><div class="line"><a name="l01239"></a><span class="lineno"> 1239</span> </div><div class="line"><a name="l01240"></a><span class="lineno"> 1240</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l01241"></a><span class="lineno"> 1241</span>  <a class="code" href="classgoogle_1_1_errno_log_message.html">ErrnoLogMessage</a>(<span class="keyword">const</span> <a class="code" href="classgoogle_1_1_errno_log_message.html">ErrnoLogMessage</a>&);</div><div class="line"><a name="l01242"></a><span class="lineno"> 1242</span>  <span class="keywordtype">void</span> operator=(<span class="keyword">const</span> <a class="code" href="classgoogle_1_1_errno_log_message.html">ErrnoLogMessage</a>&);</div><div class="line"><a name="l01243"></a><span class="lineno"> 1243</span> };</div><div class="line"><a name="l01244"></a><span class="lineno"> 1244</span> </div><div class="line"><a name="l01245"></a><span class="lineno"> 1245</span> <span class="comment">// This class is used to explicitly ignore values in the conditional</span></div><div class="line"><a name="l01246"></a><span class="lineno"> 1246</span> <span class="comment">// logging macros. This avoids compiler warnings like "value computed</span></div><div class="line"><a name="l01247"></a><span class="lineno"> 1247</span> <span class="comment">// is not used" and "statement has no effect".</span></div><div class="line"><a name="l01248"></a><span class="lineno"> 1248</span> </div><div class="line"><a name="l01249"></a><span class="lineno"><a class="line" href="classgoogle_1_1_log_message_voidify.html"> 1249</a></span> <span class="keyword">class </span><a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <a class="code" href="classgoogle_1_1_log_message_voidify.html">LogMessageVoidify</a> {</div><div class="line"><a name="l01250"></a><span class="lineno"> 1250</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l01251"></a><span class="lineno"><a class="line" href="classgoogle_1_1_log_message_voidify.html#aeb67aeeacad6e469399a8c095957afa6"> 1251</a></span>  <a class="code" href="classgoogle_1_1_log_message_voidify.html#aeb67aeeacad6e469399a8c095957afa6">LogMessageVoidify</a>() {}</div><div class="line"><a name="l01252"></a><span class="lineno"> 1252</span>  <span class="comment">// This has to be an operator with a precedence lower than << but</span></div><div class="line"><a name="l01253"></a><span class="lineno"> 1253</span>  <span class="comment">// higher than ?:</span></div><div class="line"><a name="l01254"></a><span class="lineno"><a class="line" href="classgoogle_1_1_log_message_voidify.html#a708ac9e7fae581daa75a5bca3ce5f0f2"> 1254</a></span>  <span class="keywordtype">void</span> operator&(std::ostream&) {}</div><div class="line"><a name="l01255"></a><span class="lineno"> 1255</span> };</div><div class="line"><a name="l01256"></a><span class="lineno"> 1256</span> </div><div class="line"><a name="l01257"></a><span class="lineno"> 1257</span> <span class="comment">// Flushes all log files that contains messages that are at least of</span></div><div class="line"><a name="l01258"></a><span class="lineno"> 1258</span> <span class="comment">// the specified severity level. Thread-safe.</span></div><div class="line"><a name="l01259"></a><span class="lineno"> 1259</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#ad0cffd6498cbf357c5f3c1b7c3683c84">FlushLogFiles</a>(<a class="code" href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a> min_severity);</div><div class="line"><a name="l01260"></a><span class="lineno"> 1260</span> </div><div class="line"><a name="l01261"></a><span class="lineno"> 1261</span> <span class="comment">// Flushes all log files that contains messages that are at least of</span></div><div class="line"><a name="l01262"></a><span class="lineno"> 1262</span> <span class="comment">// the specified severity level. Thread-hostile because it ignores</span></div><div class="line"><a name="l01263"></a><span class="lineno"> 1263</span> <span class="comment">// locking -- used for catastrophic failures.</span></div><div class="line"><a name="l01264"></a><span class="lineno"> 1264</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#a27fd092cfd7530a45451a8e0b0fcdf8e">FlushLogFilesUnsafe</a>(<a class="code" href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a> min_severity);</div><div class="line"><a name="l01265"></a><span class="lineno"> 1265</span> </div><div class="line"><a name="l01266"></a><span class="lineno"> 1266</span> <span class="comment">//</span></div><div class="line"><a name="l01267"></a><span class="lineno"> 1267</span> <span class="comment">// Set the destination to which a particular severity level of log</span></div><div class="line"><a name="l01268"></a><span class="lineno"> 1268</span> <span class="comment">// messages is sent. If base_filename is "", it means "don't log this</span></div><div class="line"><a name="l01269"></a><span class="lineno"> 1269</span> <span class="comment">// severity". Thread-safe.</span></div><div class="line"><a name="l01270"></a><span class="lineno"> 1270</span> <span class="comment">//</span></div><div class="line"><a name="l01271"></a><span class="lineno"> 1271</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#a52b012381ca169c60f696aeeb54a9d77">SetLogDestination</a>(<a class="code" href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a> severity,</div><div class="line"><a name="l01272"></a><span class="lineno"> 1272</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* base_filename);</div><div class="line"><a name="l01273"></a><span class="lineno"> 1273</span> </div><div class="line"><a name="l01274"></a><span class="lineno"> 1274</span> <span class="comment">//</span></div><div class="line"><a name="l01275"></a><span class="lineno"> 1275</span> <span class="comment">// Set the basename of the symlink to the latest log file at a given</span></div><div class="line"><a name="l01276"></a><span class="lineno"> 1276</span> <span class="comment">// severity. If symlink_basename is empty, do not make a symlink. If</span></div><div class="line"><a name="l01277"></a><span class="lineno"> 1277</span> <span class="comment">// you don't call this function, the symlink basename is the</span></div><div class="line"><a name="l01278"></a><span class="lineno"> 1278</span> <span class="comment">// invocation name of the program. Thread-safe.</span></div><div class="line"><a name="l01279"></a><span class="lineno"> 1279</span> <span class="comment">//</span></div><div class="line"><a name="l01280"></a><span class="lineno"> 1280</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#a9800270f9c517ac3c4f1a69d2d79d1ff">SetLogSymlink</a>(<a class="code" href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a> severity,</div><div class="line"><a name="l01281"></a><span class="lineno"> 1281</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* symlink_basename);</div><div class="line"><a name="l01282"></a><span class="lineno"> 1282</span> </div><div class="line"><a name="l01283"></a><span class="lineno"> 1283</span> <span class="comment">//</span></div><div class="line"><a name="l01284"></a><span class="lineno"> 1284</span> <span class="comment">// Used to send logs to some other kind of destination</span></div><div class="line"><a name="l01285"></a><span class="lineno"> 1285</span> <span class="comment">// Users should subclass LogSink and override send to do whatever they want.</span></div><div class="line"><a name="l01286"></a><span class="lineno"> 1286</span> <span class="comment">// Implementations must be thread-safe because a shared instance will</span></div><div class="line"><a name="l01287"></a><span class="lineno"> 1287</span> <span class="comment">// be called from whichever thread ran the LOG(XXX) line.</span></div><div class="line"><a name="l01288"></a><span class="lineno"><a class="line" href="classgoogle_1_1_log_sink.html"> 1288</a></span> <span class="keyword">class </span><a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <a class="code" href="classgoogle_1_1_log_sink.html">LogSink</a> {</div><div class="line"><a name="l01289"></a><span class="lineno"> 1289</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l01290"></a><span class="lineno"> 1290</span>  <span class="keyword">virtual</span> ~<a class="code" href="classgoogle_1_1_log_sink.html">LogSink</a>();</div><div class="line"><a name="l01291"></a><span class="lineno"> 1291</span> </div><div class="line"><a name="l01292"></a><span class="lineno"> 1292</span>  <span class="comment">// Sink's logging logic (message_len is such as to exclude '\n' at the end).</span></div><div class="line"><a name="l01293"></a><span class="lineno"> 1293</span>  <span class="comment">// This method can't use LOG() or CHECK() as logging system mutex(s) are held</span></div><div class="line"><a name="l01294"></a><span class="lineno"> 1294</span>  <span class="comment">// during this call.</span></div><div class="line"><a name="l01295"></a><span class="lineno"> 1295</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> send(<a class="code" href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a> severity, <span class="keyword">const</span> <span class="keywordtype">char</span>* full_filename,</div><div class="line"><a name="l01296"></a><span class="lineno"> 1296</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* base_filename, <span class="keywordtype">int</span> line,</div><div class="line"><a name="l01297"></a><span class="lineno"> 1297</span>  <span class="keyword">const</span> struct ::tm* tm_time, <span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="trace_8cc.html#a36bd74109f547f7f8198faf5a12d2879">message</a>,</div><div class="line"><a name="l01298"></a><span class="lineno"> 1298</span>  <span class="keywordtype">size_t</span> message_len) = 0;</div><div class="line"><a name="l01299"></a><span class="lineno"> 1299</span> </div><div class="line"><a name="l01300"></a><span class="lineno"> 1300</span>  <span class="comment">// Redefine this to implement waiting for</span></div><div class="line"><a name="l01301"></a><span class="lineno"> 1301</span>  <span class="comment">// the sink's logging logic to complete.</span></div><div class="line"><a name="l01302"></a><span class="lineno"> 1302</span>  <span class="comment">// It will be called after each send() returns,</span></div><div class="line"><a name="l01303"></a><span class="lineno"> 1303</span>  <span class="comment">// but before that LogMessage exits or crashes.</span></div><div class="line"><a name="l01304"></a><span class="lineno"> 1304</span>  <span class="comment">// By default this function does nothing.</span></div><div class="line"><a name="l01305"></a><span class="lineno"> 1305</span>  <span class="comment">// Using this function one can implement complex logic for send()</span></div><div class="line"><a name="l01306"></a><span class="lineno"> 1306</span>  <span class="comment">// that itself involves logging; and do all this w/o causing deadlocks and</span></div><div class="line"><a name="l01307"></a><span class="lineno"> 1307</span>  <span class="comment">// inconsistent rearrangement of log messages.</span></div><div class="line"><a name="l01308"></a><span class="lineno"> 1308</span>  <span class="comment">// E.g. if a LogSink has thread-specific actions, the send() method</span></div><div class="line"><a name="l01309"></a><span class="lineno"> 1309</span>  <span class="comment">// can simply add the message to a queue and wake up another thread that</span></div><div class="line"><a name="l01310"></a><span class="lineno"> 1310</span>  <span class="comment">// handles real logging while itself making some LOG() calls;</span></div><div class="line"><a name="l01311"></a><span class="lineno"> 1311</span>  <span class="comment">// WaitTillSent() can be implemented to wait for that logic to complete.</span></div><div class="line"><a name="l01312"></a><span class="lineno"> 1312</span>  <span class="comment">// See our unittest for an example.</span></div><div class="line"><a name="l01313"></a><span class="lineno"> 1313</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> WaitTillSent();</div><div class="line"><a name="l01314"></a><span class="lineno"> 1314</span> </div><div class="line"><a name="l01315"></a><span class="lineno"> 1315</span>  <span class="comment">// Returns the normal text output of the log message.</span></div><div class="line"><a name="l01316"></a><span class="lineno"> 1316</span>  <span class="comment">// Can be useful to implement send().</span></div><div class="line"><a name="l01317"></a><span class="lineno"> 1317</span>  <span class="keyword">static</span> std::string <a class="code" href="namespaceoperations__research.html#a23fc0ff92a3f47fe0bd2ad3eac3c9b57">ToString</a>(<a class="code" href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a> severity, <span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="namespacefile.html">file</a>, <span class="keywordtype">int</span> line,</div><div class="line"><a name="l01318"></a><span class="lineno"> 1318</span>  <span class="keyword">const</span> struct ::tm* tm_time, <span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="trace_8cc.html#a36bd74109f547f7f8198faf5a12d2879">message</a>,</div><div class="line"><a name="l01319"></a><span class="lineno"> 1319</span>  <span class="keywordtype">size_t</span> message_len);</div><div class="line"><a name="l01320"></a><span class="lineno"> 1320</span> };</div><div class="line"><a name="l01321"></a><span class="lineno"> 1321</span> </div><div class="line"><a name="l01322"></a><span class="lineno"> 1322</span> <span class="comment">// Add or remove a LogSink as a consumer of logging data. Thread-safe.</span></div><div class="line"><a name="l01323"></a><span class="lineno"> 1323</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#aac637fad473b5677c3f94fb8372257b0">AddLogSink</a>(<a class="code" href="classgoogle_1_1_log_sink.html">LogSink</a>* destination);</div><div class="line"><a name="l01324"></a><span class="lineno"> 1324</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#afb08de7bff9aaa916db76a47bcd9077a">RemoveLogSink</a>(<a class="code" href="classgoogle_1_1_log_sink.html">LogSink</a>* destination);</div><div class="line"><a name="l01325"></a><span class="lineno"> 1325</span> </div><div class="line"><a name="l01326"></a><span class="lineno"> 1326</span> <span class="comment">//</span></div><div class="line"><a name="l01327"></a><span class="lineno"> 1327</span> <span class="comment">// Specify an "extension" added to the filename specified via</span></div><div class="line"><a name="l01328"></a><span class="lineno"> 1328</span> <span class="comment">// SetLogDestination. This applies to all severity levels. It's</span></div><div class="line"><a name="l01329"></a><span class="lineno"> 1329</span> <span class="comment">// often used to append the port we're listening on to the logfile</span></div><div class="line"><a name="l01330"></a><span class="lineno"> 1330</span> <span class="comment">// name. Thread-safe.</span></div><div class="line"><a name="l01331"></a><span class="lineno"> 1331</span> <span class="comment">//</span></div><div class="line"><a name="l01332"></a><span class="lineno"> 1332</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#a45f04ff1beb3af3882c99d3b63616dde">SetLogFilenameExtension</a>(</div><div class="line"><a name="l01333"></a><span class="lineno"> 1333</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* filename_extension);</div><div class="line"><a name="l01334"></a><span class="lineno"> 1334</span> </div><div class="line"><a name="l01335"></a><span class="lineno"> 1335</span> <span class="comment">//</span></div><div class="line"><a name="l01336"></a><span class="lineno"> 1336</span> <span class="comment">// Make it so that all log messages of at least a particular severity</span></div><div class="line"><a name="l01337"></a><span class="lineno"> 1337</span> <span class="comment">// are logged to stderr (in addition to logging to the usual log</span></div><div class="line"><a name="l01338"></a><span class="lineno"> 1338</span> <span class="comment">// file(s)). Thread-safe.</span></div><div class="line"><a name="l01339"></a><span class="lineno"> 1339</span> <span class="comment">//</span></div><div class="line"><a name="l01340"></a><span class="lineno"> 1340</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#a57ac69eb66761ee6406d5e4a3f33ff87">SetStderrLogging</a>(<a class="code" href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a> min_severity);</div><div class="line"><a name="l01341"></a><span class="lineno"> 1341</span> </div><div class="line"><a name="l01342"></a><span class="lineno"> 1342</span> <span class="comment">//</span></div><div class="line"><a name="l01343"></a><span class="lineno"> 1343</span> <span class="comment">// Make it so that all log messages go only to stderr. Thread-safe.</span></div><div class="line"><a name="l01344"></a><span class="lineno"> 1344</span> <span class="comment">//</span></div><div class="line"><a name="l01345"></a><span class="lineno"> 1345</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#ab90a343a65dff8ffc12a5133fd8dcbaf">LogToStderr</a>();</div><div class="line"><a name="l01346"></a><span class="lineno"> 1346</span> </div><div class="line"><a name="l01347"></a><span class="lineno"> 1347</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keyword">const</span> std::vector<std::string>& <a class="code" href="namespacegoogle.html#a9145952db85676dbaf27080ab7173b97">GetLoggingDirectories</a>();</div><div class="line"><a name="l01348"></a><span class="lineno"> 1348</span> </div><div class="line"><a name="l01349"></a><span class="lineno"> 1349</span> <span class="comment">// For tests only: Clear the internal [cached] list of logging directories to</span></div><div class="line"><a name="l01350"></a><span class="lineno"> 1350</span> <span class="comment">// force a refresh the next time GetLoggingDirectories is called.</span></div><div class="line"><a name="l01351"></a><span class="lineno"> 1351</span> <span class="comment">// Thread-hostile.</span></div><div class="line"><a name="l01352"></a><span class="lineno"> 1352</span> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#ae0f8ace9dff19cd627f09dbfaa8aae1b">TestOnly_ClearLoggingDirectoriesList</a>();</div><div class="line"><a name="l01353"></a><span class="lineno"> 1353</span> </div><div class="line"><a name="l01354"></a><span class="lineno"> 1354</span> <span class="comment">// Returns a set of existing temporary directories, which will be a</span></div><div class="line"><a name="l01355"></a><span class="lineno"> 1355</span> <span class="comment">// subset of the directories returned by GetLogginDirectories().</span></div><div class="line"><a name="l01356"></a><span class="lineno"> 1356</span> <span class="comment">// Thread-safe.</span></div><div class="line"><a name="l01357"></a><span class="lineno"> 1357</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#a63b37be54b6c05f2d1523081b4089c19">GetExistingTempDirectories</a>(</div><div class="line"><a name="l01358"></a><span class="lineno"> 1358</span>  std::vector<std::string>* list);</div><div class="line"><a name="l01359"></a><span class="lineno"> 1359</span> </div><div class="line"><a name="l01360"></a><span class="lineno"> 1360</span> <span class="comment">// Print any fatal message again -- useful to call from signal handler</span></div><div class="line"><a name="l01361"></a><span class="lineno"> 1361</span> <span class="comment">// so that the last thing in the output is the fatal message.</span></div><div class="line"><a name="l01362"></a><span class="lineno"> 1362</span> <span class="comment">// Thread-hostile, but a race is unlikely.</span></div><div class="line"><a name="l01363"></a><span class="lineno"> 1363</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle.html#afe9db80601fc823372a09c832a802529">ReprintFatalMessage</a>();</div><div class="line"><a name="l01364"></a><span class="lineno"> 1364</span> </div><div class="line"><a name="l01365"></a><span class="lineno"> 1365</span> <span class="comment">// Return the string representation of the provided LogSeverity level.</span></div><div class="line"><a name="l01366"></a><span class="lineno"> 1366</span> <span class="comment">// Thread-safe.</span></div><div class="line"><a name="l01367"></a><span class="lineno"> 1367</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="namespacegoogle.html#a60193b592b1a0e1d930682ade407ad63">GetLogSeverityName</a>(<a class="code" href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a> severity);</div><div class="line"><a name="l01368"></a><span class="lineno"> 1368</span> </div><div class="line"><a name="l01369"></a><span class="lineno"> 1369</span> <span class="comment">// ---------------------------------------------------------------------</span></div><div class="line"><a name="l01370"></a><span class="lineno"> 1370</span> <span class="comment">// Implementation details that are not useful to most clients</span></div><div class="line"><a name="l01371"></a><span class="lineno"> 1371</span> <span class="comment">// ---------------------------------------------------------------------</span></div><div class="line"><a name="l01372"></a><span class="lineno"> 1372</span> </div><div class="line"><a name="l01373"></a><span class="lineno"> 1373</span> <span class="comment">// A Logger is the interface used by logging modules to emit entries</span></div><div class="line"><a name="l01374"></a><span class="lineno"> 1374</span> <span class="comment">// to a log. A typical implementation will dump formatted data to a</span></div><div class="line"><a name="l01375"></a><span class="lineno"> 1375</span> <span class="comment">// sequence of files. We also provide interfaces that will forward</span></div><div class="line"><a name="l01376"></a><span class="lineno"> 1376</span> <span class="comment">// the data to another thread so that the invoker never blocks.</span></div><div class="line"><a name="l01377"></a><span class="lineno"> 1377</span> <span class="comment">// Implementations should be thread-safe since the logging system</span></div><div class="line"><a name="l01378"></a><span class="lineno"> 1378</span> <span class="comment">// will write to them from multiple threads.</span></div><div class="line"><a name="l01379"></a><span class="lineno"> 1379</span> </div><div class="line"><a name="l01380"></a><span class="lineno"> 1380</span> <span class="keyword">namespace </span>base {</div><div class="line"><a name="l01381"></a><span class="lineno"> 1381</span> </div><div class="line"><a name="l01382"></a><span class="lineno"><a class="line" href="classgoogle_1_1base_1_1_logger.html"> 1382</a></span> <span class="keyword">class </span><a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <a class="code" href="classgoogle_1_1base_1_1_logger.html">Logger</a> {</div><div class="line"><a name="l01383"></a><span class="lineno"> 1383</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l01384"></a><span class="lineno"> 1384</span>  <span class="keyword">virtual</span> ~<a class="code" href="classgoogle_1_1base_1_1_logger.html">Logger</a>();</div><div class="line"><a name="l01385"></a><span class="lineno"> 1385</span> </div><div class="line"><a name="l01386"></a><span class="lineno"> 1386</span>  <span class="comment">// Writes "message[0,message_len-1]" corresponding to an event that</span></div><div class="line"><a name="l01387"></a><span class="lineno"> 1387</span>  <span class="comment">// occurred at "timestamp". If "force_flush" is true, the log file</span></div><div class="line"><a name="l01388"></a><span class="lineno"> 1388</span>  <span class="comment">// is flushed immediately.</span></div><div class="line"><a name="l01389"></a><span class="lineno"> 1389</span>  <span class="comment">//</span></div><div class="line"><a name="l01390"></a><span class="lineno"> 1390</span>  <span class="comment">// The input message has already been formatted as deemed</span></div><div class="line"><a name="l01391"></a><span class="lineno"> 1391</span>  <span class="comment">// appropriate by the higher level logging facility. For example,</span></div><div class="line"><a name="l01392"></a><span class="lineno"> 1392</span>  <span class="comment">// textual log messages already contain timestamps, and the</span></div><div class="line"><a name="l01393"></a><span class="lineno"> 1393</span>  <span class="comment">// file:linenumber header.</span></div><div class="line"><a name="l01394"></a><span class="lineno"> 1394</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> Write(<span class="keywordtype">bool</span> force_flush, time_t timestamp, <span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="trace_8cc.html#a36bd74109f547f7f8198faf5a12d2879">message</a>,</div><div class="line"><a name="l01395"></a><span class="lineno"> 1395</span>  <span class="keywordtype">int</span> message_len) = 0;</div><div class="line"><a name="l01396"></a><span class="lineno"> 1396</span> </div><div class="line"><a name="l01397"></a><span class="lineno"> 1397</span>  <span class="comment">// Flush any buffered messages</span></div><div class="line"><a name="l01398"></a><span class="lineno"> 1398</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> Flush() = 0;</div><div class="line"><a name="l01399"></a><span class="lineno"> 1399</span> </div><div class="line"><a name="l01400"></a><span class="lineno"> 1400</span>  <span class="comment">// Get the current LOG file size.</span></div><div class="line"><a name="l01401"></a><span class="lineno"> 1401</span>  <span class="comment">// The returned value is approximate since some</span></div><div class="line"><a name="l01402"></a><span class="lineno"> 1402</span>  <span class="comment">// logged data may not have been flushed to disk yet.</span></div><div class="line"><a name="l01403"></a><span class="lineno"> 1403</span>  <span class="keyword">virtual</span> uint32_t LogSize() = 0;</div><div class="line"><a name="l01404"></a><span class="lineno"> 1404</span> };</div><div class="line"><a name="l01405"></a><span class="lineno"> 1405</span> </div><div class="line"><a name="l01406"></a><span class="lineno"> 1406</span> <span class="comment">// Get the logger for the specified severity level. The logger</span></div><div class="line"><a name="l01407"></a><span class="lineno"> 1407</span> <span class="comment">// remains the property of the logging module and should not be</span></div><div class="line"><a name="l01408"></a><span class="lineno"> 1408</span> <span class="comment">// deleted by the caller. Thread-safe.</span></div><div class="line"><a name="l01409"></a><span class="lineno"> 1409</span> <span class="keyword">extern</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <a class="code" href="classgoogle_1_1base_1_1_logger.html">Logger</a>* <a class="code" href="namespacegoogle_1_1base.html#a50d33a682377552803e3bda0568358ad">GetLogger</a>(<a class="code" href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a> level);</div><div class="line"><a name="l01410"></a><span class="lineno"> 1410</span> </div><div class="line"><a name="l01411"></a><span class="lineno"> 1411</span> <span class="comment">// Set the logger for the specified severity level. The logger</span></div><div class="line"><a name="l01412"></a><span class="lineno"> 1412</span> <span class="comment">// becomes the property of the logging module and should not</span></div><div class="line"><a name="l01413"></a><span class="lineno"> 1413</span> <span class="comment">// be deleted by the caller. Thread-safe.</span></div><div class="line"><a name="l01414"></a><span class="lineno"> 1414</span> <span class="keyword">extern</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keywordtype">void</span> <a class="code" href="namespacegoogle_1_1base.html#a754a333359f5c02714711bb4e01417b0">SetLogger</a>(<a class="code" href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a> level, <a class="code" href="classgoogle_1_1base_1_1_logger.html">Logger</a>* logger);</div><div class="line"><a name="l01415"></a><span class="lineno"> 1415</span> </div><div class="line"><a name="l01416"></a><span class="lineno"> 1416</span> } <span class="comment">// namespace base</span></div><div class="line"><a name="l01417"></a><span class="lineno"> 1417</span> </div><div class="line"><a name="l01418"></a><span class="lineno"> 1418</span> <span class="comment">// glibc has traditionally implemented two incompatible versions of</span></div><div class="line"><a name="l01419"></a><span class="lineno"> 1419</span> <span class="comment">// strerror_r(). There is a poorly defined convention for picking the</span></div><div class="line"><a name="l01420"></a><span class="lineno"> 1420</span> <span class="comment">// version that we want, but it is not clear whether it even works with</span></div><div class="line"><a name="l01421"></a><span class="lineno"> 1421</span> <span class="comment">// all versions of glibc.</span></div><div class="line"><a name="l01422"></a><span class="lineno"> 1422</span> <span class="comment">// So, instead, we provide this wrapper that automatically detects the</span></div><div class="line"><a name="l01423"></a><span class="lineno"> 1423</span> <span class="comment">// version that is in use, and then implements POSIX semantics.</span></div><div class="line"><a name="l01424"></a><span class="lineno"> 1424</span> <span class="comment">// N.B. In addition to what POSIX says, we also guarantee that "buf" will</span></div><div class="line"><a name="l01425"></a><span class="lineno"> 1425</span> <span class="comment">// be set to an empty string, if this function failed. This means, in most</span></div><div class="line"><a name="l01426"></a><span class="lineno"> 1426</span> <span class="comment">// cases, you do not need to check the error code and you can directly</span></div><div class="line"><a name="l01427"></a><span class="lineno"> 1427</span> <span class="comment">// use the value of "buf". It will never have an undefined value.</span></div><div class="line"><a name="l01428"></a><span class="lineno"> 1428</span> <span class="comment">// DEPRECATED: Use StrError(int) instead.</span></div><div class="line"><a name="l01429"></a><span class="lineno"> 1429</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <span class="keywordtype">int</span> <a class="code" href="namespacegoogle.html#a8c3a96b28a44e635d84d6fb2517b411b">posix_strerror_r</a>(<span class="keywordtype">int</span> err, <span class="keywordtype">char</span>* buf, <span class="keywordtype">size_t</span> len);</div><div class="line"><a name="l01430"></a><span class="lineno"> 1430</span> </div><div class="line"><a name="l01431"></a><span class="lineno"> 1431</span> <span class="comment">// A thread-safe replacement for strerror(). Returns a string describing the</span></div><div class="line"><a name="l01432"></a><span class="lineno"> 1432</span> <span class="comment">// given POSIX error code.</span></div><div class="line"><a name="l01433"></a><span class="lineno"> 1433</span> <a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> std::string <a class="code" href="namespacegoogle.html#a8688e486af1a034920af845ceba0952f">StrError</a>(<span class="keywordtype">int</span> err);</div><div class="line"><a name="l01434"></a><span class="lineno"> 1434</span> </div><div class="line"><a name="l01435"></a><span class="lineno"> 1435</span> <span class="comment">// A class for which we define operator<<, which does nothing.</span></div><div class="line"><a name="l01436"></a><span class="lineno"><a class="line" href="classgoogle_1_1_null_stream.html"> 1436</a></span> <span class="keyword">class </span><a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <a class="code" href="classgoogle_1_1_null_stream.html">NullStream</a> : <span class="keyword">public</span> <a class="code" href="classgoogle_1_1_log_message_1_1_log_stream.html">LogMessage::LogStream</a> {</div><div class="line"><a name="l01437"></a><span class="lineno"> 1437</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l01438"></a><span class="lineno"> 1438</span>  <span class="comment">// Initialize the LogStream so the messages can be written somewhere</span></div><div class="line"><a name="l01439"></a><span class="lineno"> 1439</span>  <span class="comment">// (they'll never be actually displayed). This will be needed if a</span></div><div class="line"><a name="l01440"></a><span class="lineno"> 1440</span>  <span class="comment">// NullStream& is implicitly converted to LogStream&, in which case</span></div><div class="line"><a name="l01441"></a><span class="lineno"> 1441</span>  <span class="comment">// the overloaded NullStream::operator<< will not be invoked.</span></div><div class="line"><a name="l01442"></a><span class="lineno"><a class="line" href="classgoogle_1_1_null_stream.html#a574ad898b63cc78622db3ed7f69cd357"> 1442</a></span>  <a class="code" href="classgoogle_1_1_null_stream.html#a574ad898b63cc78622db3ed7f69cd357">NullStream</a>() : <a class="code" href="classgoogle_1_1_log_message.html">LogMessage</a>::LogStream(message_buffer_, 1, 0) {}</div><div class="line"><a name="l01443"></a><span class="lineno"><a class="line" href="classgoogle_1_1_null_stream.html#affcbc6cbddaffc1522690970e0473110"> 1443</a></span>  <a class="code" href="classgoogle_1_1_null_stream.html#affcbc6cbddaffc1522690970e0473110">NullStream</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* <span class="comment">/*file*/</span>, <span class="keywordtype">int</span> <span class="comment">/*line*/</span>,</div><div class="line"><a name="l01444"></a><span class="lineno"> 1444</span>  <span class="keyword">const</span> <a class="code" href="structgoogle_1_1_check_op_string.html">CheckOpString</a>& <span class="comment">/*result*/</span>)</div><div class="line"><a name="l01445"></a><span class="lineno"> 1445</span>  : <a class="code" href="classgoogle_1_1_log_message.html">LogMessage</a>::LogStream(message_buffer_, 1, 0) {}</div><div class="line"><a name="l01446"></a><span class="lineno"><a class="line" href="classgoogle_1_1_null_stream.html#a8cda5bde8979ab19028f1c4f3bd9e149"> 1446</a></span>  <a class="code" href="classgoogle_1_1_null_stream.html">NullStream</a>& <a class="code" href="classgoogle_1_1_null_stream.html#a8cda5bde8979ab19028f1c4f3bd9e149">stream</a>() { <span class="keywordflow">return</span> *<span class="keyword">this</span>; }</div><div class="line"><a name="l01447"></a><span class="lineno"> 1447</span> </div><div class="line"><a name="l01448"></a><span class="lineno"> 1448</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l01449"></a><span class="lineno"> 1449</span>  <span class="comment">// A very short buffer for messages (which we discard anyway). This</span></div><div class="line"><a name="l01450"></a><span class="lineno"> 1450</span>  <span class="comment">// will be needed if NullStream& converted to LogStream& (e.g. as a</span></div><div class="line"><a name="l01451"></a><span class="lineno"> 1451</span>  <span class="comment">// result of a conditional expression).</span></div><div class="line"><a name="l01452"></a><span class="lineno"> 1452</span>  <span class="keywordtype">char</span> message_buffer_[2];</div><div class="line"><a name="l01453"></a><span class="lineno"> 1453</span> };</div><div class="line"><a name="l01454"></a><span class="lineno"> 1454</span> </div><div class="line"><a name="l01455"></a><span class="lineno"> 1455</span> <span class="comment">// Do nothing. This operator is inline, allowing the message to be</span></div><div class="line"><a name="l01456"></a><span class="lineno"> 1456</span> <span class="comment">// compiled away. The message will not be compiled away if we do</span></div><div class="line"><a name="l01457"></a><span class="lineno"> 1457</span> <span class="comment">// something like (flag ? LOG(INFO) : LOG(ERROR)) << message; when</span></div><div class="line"><a name="l01458"></a><span class="lineno"> 1458</span> <span class="comment">// SKIP_LOG=WARNING. In those cases, NullStream will be implicitly</span></div><div class="line"><a name="l01459"></a><span class="lineno"> 1459</span> <span class="comment">// converted to LogStream and the message will be computed and then</span></div><div class="line"><a name="l01460"></a><span class="lineno"> 1460</span> <span class="comment">// quietly discarded.</span></div><div class="line"><a name="l01461"></a><span class="lineno"> 1461</span> <span class="keyword">template</span> <<span class="keyword">class</span> T></div><div class="line"><a name="l01462"></a><span class="lineno"><a class="line" href="namespacegoogle.html#a1fdcae44e9b01948802f185a09800cb6"> 1462</a></span> <span class="keyword">inline</span> <a class="code" href="classgoogle_1_1_null_stream.html">NullStream</a>& <a class="code" href="namespacegoogle.html#a001f0868c92c66aa4991da10384c5304">operator<<</a>(<a class="code" href="classgoogle_1_1_null_stream.html">NullStream</a>& str, <span class="keyword">const</span> T&) {</div><div class="line"><a name="l01463"></a><span class="lineno"> 1463</span>  <span class="keywordflow">return</span> str;</div><div class="line"><a name="l01464"></a><span class="lineno"> 1464</span> }</div><div class="line"><a name="l01465"></a><span class="lineno"> 1465</span> </div><div class="line"><a name="l01466"></a><span class="lineno"> 1466</span> <span class="comment">// Similar to NullStream, but aborts the program (without stack</span></div><div class="line"><a name="l01467"></a><span class="lineno"> 1467</span> <span class="comment">// trace), like LogMessageFatal.</span></div><div class="line"><a name="l01468"></a><span class="lineno"><a class="line" href="classgoogle_1_1_null_stream_fatal.html"> 1468</a></span> <span class="keyword">class </span><a class="code" href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a> <a class="code" href="classgoogle_1_1_null_stream_fatal.html">NullStreamFatal</a> : <span class="keyword">public</span> <a class="code" href="classgoogle_1_1_null_stream.html">NullStream</a> {</div><div class="line"><a name="l01469"></a><span class="lineno"> 1469</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l01470"></a><span class="lineno"><a class="line" href="classgoogle_1_1_null_stream_fatal.html#a5b8d851097d5b3772e621c5c3ec7f24b"> 1470</a></span>  <a class="code" href="classgoogle_1_1_null_stream_fatal.html#a5b8d851097d5b3772e621c5c3ec7f24b">NullStreamFatal</a>() {}</div><div class="line"><a name="l01471"></a><span class="lineno"><a class="line" href="classgoogle_1_1_null_stream_fatal.html#ab2a798465e91a8dde878a2ecd011fd1e"> 1471</a></span>  <a class="code" href="classgoogle_1_1_null_stream_fatal.html#ab2a798465e91a8dde878a2ecd011fd1e">NullStreamFatal</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="namespacefile.html">file</a>, <span class="keywordtype">int</span> line, <span class="keyword">const</span> <a class="code" href="structgoogle_1_1_check_op_string.html">CheckOpString</a>& result)</div><div class="line"><a name="l01472"></a><span class="lineno"> 1472</span>  : <a class="code" href="classgoogle_1_1_null_stream.html">NullStream</a>(<a class="code" href="namespacefile.html">file</a>, line, result) {}</div><div class="line"><a name="l01473"></a><span class="lineno"><a class="line" href="classgoogle_1_1_null_stream_fatal.html#a14abf1c6743f000810604f07878bf52b"> 1473</a></span>  <a class="code" href="base_2logging_8h.html#afaad0abfed30e8ee5ae7d27b5ecea29f">ATTRIBUTE_NORETURN</a> <a class="code" href="classgoogle_1_1_null_stream_fatal.html#a14abf1c6743f000810604f07878bf52b">~NullStreamFatal</a>() throw() { _exit(1); }</div><div class="line"><a name="l01474"></a><span class="lineno"> 1474</span> };</div><div class="line"><a name="l01475"></a><span class="lineno"> 1475</span> } <span class="comment">// namespace google</span></div><div class="line"><a name="l01476"></a><span class="lineno"> 1476</span> </div><div class="line"><a name="l01477"></a><span class="lineno"> 1477</span> <span class="preprocessor">#endif // OR_TOOLS_BASE_LOGGING_H_</span></div><div class="ttc" id="structgoogle_1_1_check_op_string_html_a3e35a685fcaa15d88c35fa93cd3126c5"><div class="ttname"><a href="structgoogle_1_1_check_op_string.html#a3e35a685fcaa15d88c35fa93cd3126c5">google::CheckOpString::str_</a></div><div class="ttdeci">std::string * str_</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00508">base/logging.h:508</a></div></div>
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<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>
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<div class="ttc" id="base_2logging_8h_html_af460ba0566bf6437fc70ccaadf220118"><div class="ttname"><a href="base_2logging_8h.html#af460ba0566bf6437fc70ccaadf220118">GLOG_MSVC_POP_WARNING</a></div><div class="ttdeci">#define GLOG_MSVC_POP_WARNING()</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00058">base/logging.h:58</a></div></div>
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<div class="ttc" id="base_2logging_8h_html_adc29f16e0cd8a868b42ac92d5fc437b9"><div class="ttname"><a href="base_2logging_8h.html#adc29f16e0cd8a868b42ac92d5fc437b9">FixFlagsAndEnvironmentForSwig</a></div><div class="ttdeci">void FixFlagsAndEnvironmentForSwig()</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l00061">base/logging.cc:61</a></div></div>
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<div class="ttc" id="log__severity_8h_html_a88e450ea80e6caaddd7d4ad0864b651d"><div class="ttname"><a href="log__severity_8h.html#a88e450ea80e6caaddd7d4ad0864b651d">LogSeverity</a></div><div class="ttdeci">int LogSeverity</div><div class="ttdef"><b>Definition:</b> <a href="log__severity_8h_source.html#l00022">log_severity.h:22</a></div></div>
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<div class="ttc" id="namespacegoogle_html_a52b012381ca169c60f696aeeb54a9d77"><div class="ttname"><a href="namespacegoogle.html#a52b012381ca169c60f696aeeb54a9d77">google::SetLogDestination</a></div><div class="ttdeci">void SetLogDestination(LogSeverity severity, const char *base_filename)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01514">base/logging.cc:1514</a></div></div>
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<div class="ttc" id="namespacegoogle_html_ab90a343a65dff8ffc12a5133fd8dcbaf"><div class="ttname"><a href="namespacegoogle.html#ab90a343a65dff8ffc12a5133fd8dcbaf">google::LogToStderr</a></div><div class="ttdeci">void LogToStderr()</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01567">base/logging.cc:1567</a></div></div>
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<div class="ttc" id="classgoogle_1_1_errno_log_message_html"><div class="ttname"><a href="classgoogle_1_1_errno_log_message.html">google::ErrnoLogMessage</a></div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01232">base/logging.h:1232</a></div></div>
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<div class="ttc" id="classgoogle_1_1_log_destination_html"><div class="ttname"><a href="classgoogle_1_1_log_destination.html">google::LogDestination</a></div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l00426">base/logging.cc:426</a></div></div>
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<div class="ttc" id="structgoogle_1_1_log_message_1_1_log_message_data_html"><div class="ttname"><a href="structgoogle_1_1_log_message_1_1_log_message_data.html">google::LogMessage::LogMessageData</a></div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l00315">base/logging.cc:315</a></div></div>
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<div class="ttc" id="classgoogle_1_1base__logging_1_1_log_stream_buf_html_a2752f4361bbc1b5a3158ebaf821d97b4"><div class="ttname"><a href="classgoogle_1_1base__logging_1_1_log_stream_buf.html#a2752f4361bbc1b5a3158ebaf821d97b4">google::base_logging::LogStreamBuf::pcount</a></div><div class="ttdeci">size_t pcount() const</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01002">base/logging.h:1002</a></div></div>
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<div class="ttc" id="classgoogle_1_1base_1_1_logger_html"><div class="ttname"><a href="classgoogle_1_1base_1_1_logger.html">google::base::Logger</a></div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01382">base/logging.h:1382</a></div></div>
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<div class="ttc" id="classgoogle_1_1_null_stream_html_a8cda5bde8979ab19028f1c4f3bd9e149"><div class="ttname"><a href="classgoogle_1_1_null_stream.html#a8cda5bde8979ab19028f1c4f3bd9e149">google::NullStream::stream</a></div><div class="ttdeci">NullStream & stream()</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01446">base/logging.h:1446</a></div></div>
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<div class="ttc" id="structgoogle_1_1logging__internal_1_1_crash_reason_html"><div class="ttname"><a href="structgoogle_1_1logging__internal_1_1_crash_reason.html">google::logging_internal::CrashReason</a></div><div class="ttdef"><b>Definition:</b> <a href="logging__utilities_8h_source.html#l00064">logging_utilities.h:64</a></div></div>
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<div class="ttc" id="classgoogle_1_1base_1_1_check_op_message_builder_html"><div class="ttname"><a href="classgoogle_1_1base_1_1_check_op_message_builder.html">google::base::CheckOpMessageBuilder</a></div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00587">base/logging.h:587</a></div></div>
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<div class="ttc" id="classgoogle_1_1_null_stream_html"><div class="ttname"><a href="classgoogle_1_1_null_stream.html">google::NullStream</a></div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01436">base/logging.h:1436</a></div></div>
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<div class="ttc" id="namespacegoogle_html_aac637fad473b5677c3f94fb8372257b0"><div class="ttname"><a href="namespacegoogle.html#aac637fad473b5677c3f94fb8372257b0">google::AddLogSink</a></div><div class="ttdeci">void AddLogSink(LogSink *destination)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01551">base/logging.cc:1551</a></div></div>
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<div class="ttc" id="classgoogle_1_1base_1_1_check_op_message_builder_html_ae33b6f12ae75f7312d6bfd59ba4e7509"><div class="ttname"><a href="classgoogle_1_1base_1_1_check_op_message_builder.html#ae33b6f12ae75f7312d6bfd59ba4e7509">google::base::CheckOpMessageBuilder::ForVar2</a></div><div class="ttdeci">std::ostream * ForVar2()</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01829">base/logging.cc:1829</a></div></div>
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<div class="ttc" id="namespaceoperations__research_html_a23fc0ff92a3f47fe0bd2ad3eac3c9b57"><div class="ttname"><a href="namespaceoperations__research.html#a23fc0ff92a3f47fe0bd2ad3eac3c9b57">operations_research::ToString</a></div><div class="ttdeci">const absl::string_view ToString(MPSolver::OptimizationProblemType optimization_problem_type)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00576">linear_solver.cc:576</a></div></div>
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<div class="ttc" id="classgoogle_1_1_log_message_1_1_log_stream_html"><div class="ttname"><a href="classgoogle_1_1_log_message_1_1_log_stream.html">google::LogMessage::LogStream</a></div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01035">base/logging.h:1035</a></div></div>
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<div class="ttc" id="namespacegoogle_html_a875b970c781b18261024464edf1c1286"><div class="ttname"><a href="namespacegoogle.html#a875b970c781b18261024464edf1c1286">google::MakeCheckOpValueString</a></div><div class="ttdeci">void MakeCheckOpValueString(std::ostream *os, const char &v)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01842">base/logging.cc:1842</a></div></div>
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<div class="ttc" id="classgoogle_1_1_null_stream_fatal_html_ab2a798465e91a8dde878a2ecd011fd1e"><div class="ttname"><a href="classgoogle_1_1_null_stream_fatal.html#ab2a798465e91a8dde878a2ecd011fd1e">google::NullStreamFatal::NullStreamFatal</a></div><div class="ttdeci">NullStreamFatal(const char *file, int line, const CheckOpString &result)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01471">base/logging.h:1471</a></div></div>
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<div class="ttc" id="vlog__is__on_8h_html"><div class="ttname"><a href="vlog__is__on_8h.html">vlog_is_on.h</a></div></div>
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<div class="ttc" id="classgoogle_1_1base__logging_1_1_log_stream_buf_html_a6e2f975179dc0035bf21c84bae6c679e"><div class="ttname"><a href="classgoogle_1_1base__logging_1_1_log_stream_buf.html#a6e2f975179dc0035bf21c84bae6c679e">google::base_logging::LogStreamBuf::overflow</a></div><div class="ttdeci">virtual int_type overflow(int_type ch)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00999">base/logging.h:999</a></div></div>
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<div class="ttc" id="classgoogle_1_1_null_stream_fatal_html_a14abf1c6743f000810604f07878bf52b"><div class="ttname"><a href="classgoogle_1_1_null_stream_fatal.html#a14abf1c6743f000810604f07878bf52b">google::NullStreamFatal::~NullStreamFatal</a></div><div class="ttdeci">ATTRIBUTE_NORETURN ~NullStreamFatal()</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01473">base/logging.h:1473</a></div></div>
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<div class="ttc" id="classgoogle_1_1_null_stream_fatal_html"><div class="ttname"><a href="classgoogle_1_1_null_stream_fatal.html">google::NullStreamFatal</a></div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01468">base/logging.h:1468</a></div></div>
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<div class="ttc" id="namespacegoogle_html_a8d45a5c6cc4aa93aaeb72ec2189f2637"><div class="ttname"><a href="namespacegoogle.html#a8d45a5c6cc4aa93aaeb72ec2189f2637">google::CheckNotNull</a></div><div class="ttdeci">T * CheckNotNull(const char *file, int line, const char *names, T *t)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01217">base/logging.h:1217</a></div></div>
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<div class="ttc" id="integral__types_8h_html"><div class="ttname"><a href="integral__types_8h.html">integral_types.h</a></div></div>
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<div class="ttc" id="classgoogle_1_1_log_message_1_1_log_stream_html_ae8ceb65aeef61f5cebbd0e2860c6d7c3"><div class="ttname"><a href="classgoogle_1_1_log_message_1_1_log_stream.html#ae8ceb65aeef61f5cebbd0e2860c6d7c3">google::LogMessage::LogStream::set_ctr</a></div><div class="ttdeci">void set_ctr(int ctr)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01044">base/logging.h:1044</a></div></div>
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<div class="ttc" id="namespacegoogle_html_a001f0868c92c66aa4991da10384c5304"><div class="ttname"><a href="namespacegoogle.html#a001f0868c92c66aa4991da10384c5304">google::operator<<</a></div><div class="ttdeci">ostream & operator<<(ostream &os, const PRIVATE_Counter &)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01482">base/logging.cc:1482</a></div></div>
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<div class="ttc" id="log__severity_8h_html"><div class="ttname"><a href="log__severity_8h.html">log_severity.h</a></div></div>
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<div class="ttc" id="macros_8h_html"><div class="ttname"><a href="macros_8h.html">macros.h</a></div></div>
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<div class="ttc" id="namespacegoogle_html_aa739a176bcc5230a3536ef27a860c1a8"><div class="ttname"><a href="namespacegoogle.html#aa739a176bcc5230a3536ef27a860c1a8">google::PRIVATE_Counter</a></div><div class="ttdeci">PRIVATE_Counter</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00862">base/logging.h:862</a></div></div>
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<div class="ttc" id="namespacegoogle_html_ae0f8ace9dff19cd627f09dbfaa8aae1b"><div class="ttname"><a href="namespacegoogle.html#ae0f8ace9dff19cd627f09dbfaa8aae1b">google::TestOnly_ClearLoggingDirectoriesList</a></div><div class="ttdeci">void TestOnly_ClearLoggingDirectoriesList()</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01706">base/logging.cc:1706</a></div></div>
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<div class="ttc" id="classgoogle_1_1_null_stream_html_a574ad898b63cc78622db3ed7f69cd357"><div class="ttname"><a href="classgoogle_1_1_null_stream.html#a574ad898b63cc78622db3ed7f69cd357">google::NullStream::NullStream</a></div><div class="ttdeci">NullStream()</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01442">base/logging.h:1442</a></div></div>
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<div class="ttc" id="namespacegoogle_html_a0ba5fffbf590b7c21dc78bd8f31c54a6"><div class="ttname"><a href="namespacegoogle.html#a0ba5fffbf590b7c21dc78bd8f31c54a6">google::GetReferenceableValue</a></div><div class="ttdeci">const T & GetReferenceableValue(const T &t)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00515">base/logging.h:515</a></div></div>
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<div class="ttc" id="namespacegoogle_1_1base_html_a50d33a682377552803e3bda0568358ad"><div class="ttname"><a href="namespacegoogle_1_1base.html#a50d33a682377552803e3bda0568358ad">google::base::GetLogger</a></div><div class="ttdeci">GOOGLE_GLOG_DLL_DECL Logger * GetLogger(LogSeverity level)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01464">base/logging.cc:1464</a></div></div>
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<div class="ttc" id="base_2logging_8h_html_afaad0abfed30e8ee5ae7d27b5ecea29f"><div class="ttname"><a href="base_2logging_8h.html#afaad0abfed30e8ee5ae7d27b5ecea29f">ATTRIBUTE_NORETURN</a></div><div class="ttdeci">#define ATTRIBUTE_NORETURN</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00060">base/logging.h:60</a></div></div>
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<div class="ttc" id="namespacegoogle_html_aa739a176bcc5230a3536ef27a860c1a8a7b5e9804203d4b1300aad76e5f9a3302"><div class="ttname"><a href="namespacegoogle.html#aa739a176bcc5230a3536ef27a860c1a8a7b5e9804203d4b1300aad76e5f9a3302">google::COUNTER</a></div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00862">base/logging.h:862</a></div></div>
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<div class="ttc" id="namespacegoogle_html_a27fd092cfd7530a45451a8e0b0fcdf8e"><div class="ttname"><a href="namespacegoogle.html#a27fd092cfd7530a45451a8e0b0fcdf8e">google::FlushLogFilesUnsafe</a></div><div class="ttdeci">void FlushLogFilesUnsafe(LogSeverity min_severity)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01510">base/logging.cc:1510</a></div></div>
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<div class="ttc" id="classgoogle_1_1_log_message_html_ab56904740774e794fb63d946debb899f"><div class="ttname"><a href="classgoogle_1_1_log_message.html#ab56904740774e794fb63d946debb899f">google::LogMessage::kMaxLogMessageLen</a></div><div class="ttdeci">static const size_t kMaxLogMessageLen</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01114">base/logging.h:1114</a></div></div>
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<div class="ttc" id="namespacegoogle_html_a8688e486af1a034920af845ceba0952f"><div class="ttname"><a href="namespacegoogle.html#a8688e486af1a034920af845ceba0952f">google::StrError</a></div><div class="ttdeci">string StrError(int err)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01799">base/logging.cc:1799</a></div></div>
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<div class="ttc" id="namespacegoogle_1_1base_html_a754a333359f5c02714711bb4e01417b0"><div class="ttname"><a href="namespacegoogle_1_1base.html#a754a333359f5c02714711bb4e01417b0">google::base::SetLogger</a></div><div class="ttdeci">GOOGLE_GLOG_DLL_DECL void SetLogger(LogSeverity level, Logger *logger)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01469">base/logging.cc:1469</a></div></div>
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<div class="ttc" id="classgoogle_1_1_null_stream_fatal_html_a5b8d851097d5b3772e621c5c3ec7f24b"><div class="ttname"><a href="classgoogle_1_1_null_stream_fatal.html#a5b8d851097d5b3772e621c5c3ec7f24b">google::NullStreamFatal::NullStreamFatal</a></div><div class="ttdeci">NullStreamFatal()</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01470">base/logging.h:1470</a></div></div>
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<div class="ttc" id="base_2logging_8h_html_a4760c8f7e6130e106d6f316cab864bdd"><div class="ttname"><a href="base_2logging_8h.html#a4760c8f7e6130e106d6f316cab864bdd">operator<<</a></div><div class="ttdeci">std::ostream & operator<<(std::ostream &out, const google::DummyClassToDefineOperator &)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00535">base/logging.h:535</a></div></div>
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<div class="ttc" id="namespacegoogle_html_a60193b592b1a0e1d930682ade407ad63"><div class="ttname"><a href="namespacegoogle.html#a60193b592b1a0e1d930682ade407ad63">google::GetLogSeverityName</a></div><div class="ttdeci">const char * GetLogSeverityName(LogSeverity severity)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l00364">base/logging.cc:364</a></div></div>
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<div class="ttc" id="classgoogle_1_1_log_message_fatal_html"><div class="ttname"><a href="classgoogle_1_1_log_message_fatal.html">google::LogMessageFatal</a></div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01166">base/logging.h:1166</a></div></div>
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<div class="ttc" id="base_2logging_8h_html_a09001211989f041c5f3fa7b69bf58eb2"><div class="ttname"><a href="base_2logging_8h.html#a09001211989f041c5f3fa7b69bf58eb2">GOOGLE_PREDICT_BRANCH_NOT_TAKEN</a></div><div class="ttdeci">#define GOOGLE_PREDICT_BRANCH_NOT_TAKEN(x)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00083">base/logging.h:83</a></div></div>
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<div class="ttc" id="namespacegoogle_html_ae9952373c089e8f138e9d53da13008b7"><div class="ttname"><a href="namespacegoogle.html#ae9952373c089e8f138e9d53da13008b7">google::MakeCheckOpString</a></div><div class="ttdeci">std::string * MakeCheckOpString(const T1 &v1, const T2 &v2, const char *exprtext) ATTRIBUTE_NOINLINE</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00607">base/logging.h:607</a></div></div>
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<div class="ttc" id="namespacegoogle_html_aec61ff6c741224bbf1d230d40449aa30"><div class="ttname"><a href="namespacegoogle.html#aec61ff6c741224bbf1d230d40449aa30">google::GLOG_ERROR</a></div><div class="ttdeci">const int GLOG_ERROR</div><div class="ttdef"><b>Definition:</b> <a href="log__severity_8h_source.html#l00025">log_severity.h:25</a></div></div>
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<div class="ttc" id="base_2logging_8h_html_a4611a2ff86f137a40238505f0df60c27"><div class="ttname"><a href="base_2logging_8h.html#a4611a2ff86f137a40238505f0df60c27">ATTRIBUTE_NOINLINE</a></div><div class="ttdeci">#define ATTRIBUTE_NOINLINE</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00059">base/logging.h:59</a></div></div>
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<div class="ttc" id="classgoogle_1_1_log_message_html"><div class="ttname"><a href="classgoogle_1_1_log_message.html">google::LogMessage</a></div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01017">base/logging.h:1017</a></div></div>
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<div class="ttc" id="structgoogle_1_1logging__internal_1_1_compile_assert_html"><div class="ttname"><a href="structgoogle_1_1logging__internal_1_1_compile_assert.html">google::logging_internal::CompileAssert</a></div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00840">base/logging.h:840</a></div></div>
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<div class="ttc" id="trace_8cc_html_a36bd74109f547f7f8198faf5a12d2879"><div class="ttname"><a href="trace_8cc.html#a36bd74109f547f7f8198faf5a12d2879">message</a></div><div class="ttdeci">std::string message</div><div class="ttdef"><b>Definition:</b> <a href="trace_8cc_source.html#l00398">trace.cc:398</a></div></div>
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<div class="ttc" id="classgoogle_1_1_log_message_voidify_html"><div class="ttname"><a href="classgoogle_1_1_log_message_voidify.html">google::LogMessageVoidify</a></div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01249">base/logging.h:1249</a></div></div>
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<div class="ttc" id="namespacegoogle_1_1base_1_1internal_html_a6fbb77363e065d912d50a6caf3ba5171"><div class="ttname"><a href="namespacegoogle_1_1base_1_1internal.html#a6fbb77363e065d912d50a6caf3ba5171">google::base::internal::NormalizeSeverity</a></div><div class="ttdeci">LogSeverity NormalizeSeverity(LogSeverity s)</div></div>
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<div class="ttc" id="namespacegoogle_html_afb08de7bff9aaa916db76a47bcd9077a"><div class="ttname"><a href="namespacegoogle.html#afb08de7bff9aaa916db76a47bcd9077a">google::RemoveLogSink</a></div><div class="ttdeci">void RemoveLogSink(LogSink *destination)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01555">base/logging.cc:1555</a></div></div>
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<div class="ttc" id="classgoogle_1_1_log_message_1_1_log_stream_html_a2752f4361bbc1b5a3158ebaf821d97b4"><div class="ttname"><a href="classgoogle_1_1_log_message_1_1_log_stream.html#a2752f4361bbc1b5a3158ebaf821d97b4">google::LogMessage::LogStream::pcount</a></div><div class="ttdeci">size_t pcount() const</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01048">base/logging.h:1048</a></div></div>
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<div class="ttc" id="namespacegoogle_html_ad0cffd6498cbf357c5f3c1b7c3683c84"><div class="ttname"><a href="namespacegoogle.html#ad0cffd6498cbf357c5f3c1b7c3683c84">google::FlushLogFiles</a></div><div class="ttdeci">void FlushLogFiles(LogSeverity min_severity)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01506">base/logging.cc:1506</a></div></div>
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<div class="ttc" id="classgoogle_1_1_log_message_1_1_log_stream_html_ab86851cd5ab18dd0e949e45304e029b5"><div class="ttname"><a href="classgoogle_1_1_log_message_1_1_log_stream.html#ab86851cd5ab18dd0e949e45304e029b5">google::LogMessage::LogStream::LogStream</a></div><div class="ttdeci">LogStream(char *buf, int len, int ctr)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01038">base/logging.h:1038</a></div></div>
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<div class="ttc" id="namespacegoogle_html_a8c3a96b28a44e635d84d6fb2517b411b"><div class="ttname"><a href="namespacegoogle.html#a8c3a96b28a44e635d84d6fb2517b411b">google::posix_strerror_r</a></div><div class="ttdeci">int posix_strerror_r(int err, char *buf, size_t len)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01749">base/logging.cc:1749</a></div></div>
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<div class="ttc" id="namespacegoogle_html_a9800270f9c517ac3c4f1a69d2d79d1ff"><div class="ttname"><a href="namespacegoogle.html#a9800270f9c517ac3c4f1a69d2d79d1ff">google::SetLogSymlink</a></div><div class="ttdeci">void SetLogSymlink(LogSeverity severity, const char *symlink_basename)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01518">base/logging.cc:1518</a></div></div>
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<div class="ttc" id="base_2logging_8h_html_a91d8109fffffbada5fcaba8d25e322b7"><div class="ttname"><a href="base_2logging_8h.html#a91d8109fffffbada5fcaba8d25e322b7">ABSL_DECLARE_FLAG</a></div><div class="ttdeci">ABSL_DECLARE_FLAG(bool, logtostderr)</div></div>
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<div class="ttc" id="namespacegoogle_html_a63b37be54b6c05f2d1523081b4089c19"><div class="ttname"><a href="namespacegoogle.html#a63b37be54b6c05f2d1523081b4089c19">google::GetExistingTempDirectories</a></div><div class="ttdeci">void GetExistingTempDirectories(vector< string > *list)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01714">base/logging.cc:1714</a></div></div>
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<div class="ttc" id="namespaceinternal_html"><div class="ttname"><a href="namespaceinternal.html">internal</a></div><div class="ttdef"><b>Definition:</b> <a href="bop__parameters_8pb_8h_source.html#l00039">bop_parameters.pb.h:39</a></div></div>
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<div class="ttc" id="classgoogle_1_1base__logging_1_1_log_stream_buf_html_a4a7c8b1af6cdad392fee0f1db8be90de"><div class="ttname"><a href="classgoogle_1_1base__logging_1_1_log_stream_buf.html#a4a7c8b1af6cdad392fee0f1db8be90de">google::base_logging::LogStreamBuf::pbase</a></div><div class="ttdeci">char * pbase() const</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01003">base/logging.h:1003</a></div></div>
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<div class="ttc" id="structgoogle_1_1_check_op_string_html_a5b23304cea8ce474353fc75b094a8b50"><div class="ttname"><a href="structgoogle_1_1_check_op_string.html#a5b23304cea8ce474353fc75b094a8b50">google::CheckOpString::CheckOpString</a></div><div class="ttdeci">CheckOpString(std::string *str)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00502">base/logging.h:502</a></div></div>
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<div class="ttc" id="classgoogle_1_1_log_message_1_1_log_stream_html_a73e0d9048f393bf907a3f69033ab8a7f"><div class="ttname"><a href="classgoogle_1_1_log_message_1_1_log_stream.html#a73e0d9048f393bf907a3f69033ab8a7f">google::LogMessage::LogStream::ctr</a></div><div class="ttdeci">int ctr() const</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01043">base/logging.h:1043</a></div></div>
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<div class="ttc" id="namespacegoogle_html_a623d2ea68ef6922bf6c53bc28c5f190a"><div class="ttname"><a href="namespacegoogle.html#a623d2ea68ef6922bf6c53bc28c5f190a">google::NUM_SEVERITIES</a></div><div class="ttdeci">const int NUM_SEVERITIES</div><div class="ttdef"><b>Definition:</b> <a href="log__severity_8h_source.html#l00026">log_severity.h:26</a></div></div>
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<div class="ttc" id="structgoogle_1_1_check_op_string_html"><div class="ttname"><a href="structgoogle_1_1_check_op_string.html">google::CheckOpString</a></div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00501">base/logging.h:501</a></div></div>
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<div class="ttc" id="classgoogle_1_1_log_message_voidify_html_aeb67aeeacad6e469399a8c095957afa6"><div class="ttname"><a href="classgoogle_1_1_log_message_voidify.html#aeb67aeeacad6e469399a8c095957afa6">google::LogMessageVoidify::LogMessageVoidify</a></div><div class="ttdeci">LogMessageVoidify()</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01251">base/logging.h:1251</a></div></div>
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<div class="ttc" id="classgoogle_1_1_log_message_1_1_log_stream_html_a75f1a295bdb596f1244e5ec8210159b2"><div class="ttname"><a href="classgoogle_1_1_log_message_1_1_log_stream.html#a75f1a295bdb596f1244e5ec8210159b2">google::LogMessage::LogStream::str</a></div><div class="ttdeci">char * str() const</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01050">base/logging.h:1050</a></div></div>
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<div class="ttc" id="classgoogle_1_1base_1_1_check_op_message_builder_html_a5722d0eb48c3be72479813d564dfebbc"><div class="ttname"><a href="classgoogle_1_1base_1_1_check_op_message_builder.html#a5722d0eb48c3be72479813d564dfebbc">google::base::CheckOpMessageBuilder::NewString</a></div><div class="ttdeci">std::string * NewString()</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01834">base/logging.cc:1834</a></div></div>
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<div class="ttc" id="classgoogle_1_1_log_sink_html"><div class="ttname"><a href="classgoogle_1_1_log_sink.html">google::LogSink</a></div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01288">base/logging.h:1288</a></div></div>
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<div class="ttc" id="namespacegoogle_html_a80d0d63d8be7a9721961916a9ab9a9c3"><div class="ttname"><a href="namespacegoogle.html#a80d0d63d8be7a9721961916a9ab9a9c3">google::InstallFailureFunction</a></div><div class="ttdeci">void InstallFailureFunction(void(*fail_func)())</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01389">base/logging.cc:1389</a></div></div>
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<div class="ttc" id="classgoogle_1_1base__logging_1_1_log_stream_buf_html"><div class="ttname"><a href="classgoogle_1_1base__logging_1_1_log_stream_buf.html">google::base_logging::LogStreamBuf</a></div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00993">base/logging.h:993</a></div></div>
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<div class="ttc" id="base_2logging_8h_html_a895b90089c47c98e4bbc1f63e1fba191"><div class="ttname"><a href="base_2logging_8h.html#a895b90089c47c98e4bbc1f63e1fba191">GLOG_MSVC_PUSH_DISABLE_WARNING</a></div><div class="ttdeci">#define GLOG_MSVC_PUSH_DISABLE_WARNING(n)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00057">base/logging.h:57</a></div></div>
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<div class="ttc" id="commandlineflags_8h_html"><div class="ttname"><a href="commandlineflags_8h.html">commandlineflags.h</a></div></div>
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<div class="ttc" id="classgoogle_1_1_log_message_1_1_log_stream_html_a4a7c8b1af6cdad392fee0f1db8be90de"><div class="ttname"><a href="classgoogle_1_1_log_message_1_1_log_stream.html#a4a7c8b1af6cdad392fee0f1db8be90de">google::LogMessage::LogStream::pbase</a></div><div class="ttdeci">char * pbase() const</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01049">base/logging.h:1049</a></div></div>
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<div class="ttc" id="namespacegoogle_html_afe9db80601fc823372a09c832a802529"><div class="ttname"><a href="namespacegoogle.html#afe9db80601fc823372a09c832a802529">google::ReprintFatalMessage</a></div><div class="ttdeci">void ReprintFatalMessage()</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01260">base/logging.cc:1260</a></div></div>
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<div class="ttc" id="logging__export_8h_html"><div class="ttname"><a href="logging__export_8h.html">logging_export.h</a></div></div>
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<div class="ttc" id="namespacegoogle_html"><div class="ttname"><a href="namespacegoogle.html">google</a></div><div class="ttdef"><b>Definition:</b> <a href="log__severity_8h_source.html#l00024">log_severity.h:24</a></div></div>
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<div class="ttc" id="namespacefile_html"><div class="ttname"><a href="namespacefile.html">file</a></div><div class="ttdef"><b>Definition:</b> <a href="base_2file_8cc_source.html#l00141">base/file.cc:141</a></div></div>
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<div class="ttc" id="namespacegoogle_html_a57ac69eb66761ee6406d5e4a3f33ff87"><div class="ttname"><a href="namespacegoogle.html#a57ac69eb66761ee6406d5e4a3f33ff87">google::SetStderrLogging</a></div><div class="ttdeci">void SetStderrLogging(LogSeverity min_severity)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01563">base/logging.cc:1563</a></div></div>
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<div class="ttc" id="base_2logging_8h_html_aa5e68ab717cb82e0225d04d09126b47e"><div class="ttname"><a href="base_2logging_8h.html#aa5e68ab717cb82e0225d04d09126b47e">DECLARE_CHECK_STROP_IMPL</a></div><div class="ttdeci">#define DECLARE_CHECK_STROP_IMPL(func, expected)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00717">base/logging.h:717</a></div></div>
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<div class="ttc" id="namespacegoogle_html_a5fed6bd083f90bad59257fcd3fe42809"><div class="ttname"><a href="namespacegoogle.html#a5fed6bd083f90bad59257fcd3fe42809">google::LogAtLevel</a></div><div class="ttdeci">void LogAtLevel(int const severity, std::string const &msg)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01175">base/logging.h:1175</a></div></div>
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<div class="ttc" id="namespacegoogle_html_a45f04ff1beb3af3882c99d3b63616dde"><div class="ttname"><a href="namespacegoogle.html#a45f04ff1beb3af3882c99d3b63616dde">google::SetLogFilenameExtension</a></div><div class="ttdeci">void SetLogFilenameExtension(const char *ext)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01559">base/logging.cc:1559</a></div></div>
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<div class="ttc" id="classgoogle_1_1_null_stream_html_affcbc6cbddaffc1522690970e0473110"><div class="ttname"><a href="classgoogle_1_1_null_stream.html#affcbc6cbddaffc1522690970e0473110">google::NullStream::NullStream</a></div><div class="ttdeci">NullStream(const char *, int, const CheckOpString &)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l01443">base/logging.h:1443</a></div></div>
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<div class="ttc" id="classgoogle_1_1_log_message_html_a48387141df3f5afb48b012cc28ac244c"><div class="ttname"><a href="classgoogle_1_1_log_message.html#a48387141df3f5afb48b012cc28ac244c">google::LogMessage::stream</a></div><div class="ttdeci">std::ostream & stream()</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01197">base/logging.cc:1197</a></div></div>
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<div class="ttc" id="classgoogle_1_1base_1_1_check_op_message_builder_html_a9761cce35b037d2b31a361fb440611d8"><div class="ttname"><a href="classgoogle_1_1base_1_1_check_op_message_builder.html#a9761cce35b037d2b31a361fb440611d8">google::base::CheckOpMessageBuilder::ForVar1</a></div><div class="ttdeci">std::ostream * ForVar1()</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00594">base/logging.h:594</a></div></div>
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<div class="ttc" id="structgoogle_1_1_dummy_class_to_define_operator_html"><div class="ttname"><a href="structgoogle_1_1_dummy_class_to_define_operator.html">google::DummyClassToDefineOperator</a></div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00529">base/logging.h:529</a></div></div>
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<div class="ttc" id="namespacegoogle_html_a9145952db85676dbaf27080ab7173b97"><div class="ttname"><a href="namespacegoogle.html#a9145952db85676dbaf27080ab7173b97">google::GetLoggingDirectories</a></div><div class="ttdeci">const vector< string > & GetLoggingDirectories()</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8cc_source.html#l01683">base/logging.cc:1683</a></div></div>
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<div class="ttc" id="logging__export_8h_html_a980c97856a47502c2877b93460f44f87"><div class="ttname"><a href="logging__export_8h.html#a980c97856a47502c2877b93460f44f87">GOOGLE_GLOG_DLL_DECL</a></div><div class="ttdeci">#define GOOGLE_GLOG_DLL_DECL</div><div class="ttdef"><b>Definition:</b> <a href="logging__export_8h_source.html#l00027">logging_export.h:27</a></div></div>
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<div class="ttc" id="namespacegoogle_html_aee81ffdfc965248d23f8fe29e15f7743"><div class="ttname"><a href="namespacegoogle.html#aee81ffdfc965248d23f8fe29e15f7743">google::DEFINE_CHECK_OP_IMPL</a></div><div class="ttdeci">DEFINE_CHECK_OP_IMPL(Check_EQ,==) DEFINE_CHECK_OP_IMPL(Check_NE</div></div>
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<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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