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apache / mxnet-site / d5c5a235eef72f64ccaf224b834a20ef3287469b / . / versions / 1.9.1 / api / cpp / docs / api / 3rdparty_2dmlc-core_2include_2dmlc_2base_8h_source.html
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<li class="navelem"><a class="el" href="dir_8cab8f464681f7cc51cee77e79a434cd.html">3rdparty</a></li><li class="navelem"><a class="el" href="dir_82e31a22178767beedddc7597fd1ecb6.html">dmlc-core</a></li><li class="navelem"><a class="el" href="dir_7dd5b88db83ff474628c03c453739a90.html">include</a></li><li class="navelem"><a class="el" href="dir_e30967e3ab51f65ad4b50dd298ccf4e7.html">dmlc</a></li> </ul>
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<a href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;</div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="preprocessor">#ifndef DMLC_BASE_H_</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="preprocessor">#define DMLC_BASE_H_</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;</div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="preprocessor">#ifndef DMLC_USE_GLOG</span></div><div class="line"><a name="l00011"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#aca2af218ad8222692ef1fcd588c40bf6"> 11</a></span>&#160;<span class="preprocessor">#define DMLC_USE_GLOG 0</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="preprocessor">#ifndef DMLC_LOG_FATAL_THROW</span></div><div class="line"><a name="l00021"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#a92627417e8db2250225558ccad80df18"> 21</a></span>&#160;<span class="preprocessor">#define DMLC_LOG_FATAL_THROW 1</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="preprocessor">#ifndef DMLC_LOG_BEFORE_THROW</span></div><div class="line"><a name="l00029"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#a117d2e69a35e37604473fea7dd2ef7e1"> 29</a></span>&#160;<span class="preprocessor">#define DMLC_LOG_BEFORE_THROW 0</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;<span class="preprocessor">#ifndef DMLC_LOG_CUSTOMIZE</span></div><div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#ad15b62d40bf4245b025326a3a17be5eb"> 37</a></span>&#160;<span class="preprocessor">#define DMLC_LOG_CUSTOMIZE 0</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;<span class="preprocessor">#ifndef DMLC_LOG_DEBUG</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;<span class="preprocessor">#ifdef NDEBUG</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;<span class="preprocessor">#define DMLC_LOG_DEBUG 0</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;<span class="preprocessor">#else</span></div><div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#a236ad834b0604958643629fbb6145636"> 47</a></span>&#160;<span class="preprocessor">#define DMLC_LOG_DEBUG 1</span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160;</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;<span class="preprocessor">#ifndef DMLC_USE_HDFS</span></div><div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#a266dd2ed3b556221ba0c1bf064a7c370"> 53</a></span>&#160;<span class="preprocessor">#define DMLC_USE_HDFS 0</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160;</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;<span class="preprocessor">#ifndef DMLC_USE_S3</span></div><div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#a291cd9e40fe25c49c064c8f27040a326"> 58</a></span>&#160;<span class="preprocessor">#define DMLC_USE_S3 0</span></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160;<span class="preprocessor">#ifndef DMLC_USE_PS</span></div><div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#acb22e82771371208e6f00d7cae737ca7"> 63</a></span>&#160;<span class="preprocessor">#define DMLC_USE_PS 0</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;<span class="preprocessor">#ifndef DMLC_USE_CXX11</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160;<span class="preprocessor">#if defined(__GXX_EXPERIMENTAL_CXX0X__) || defined(_MSC_VER)</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160;<span class="preprocessor">#define DMLC_USE_CXX11 1</span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160;<span class="preprocessor">#else</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160;<span class="preprocessor">#define DMLC_USE_CXX11 (__cplusplus &gt;= 201103L)</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160;</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160;<span class="preprocessor">#ifndef DMLC_STRICT_CXX11</span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160;<span class="preprocessor">#if defined(_MSC_VER)</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160;<span class="preprocessor">#define DMLC_STRICT_CXX11 1</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160;<span class="preprocessor">#else</span></div><div class="line"><a name="l00080"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#ad139329fd3ea0747dfedfbbe1dfd6472"> 80</a></span>&#160;<span class="preprocessor">#define DMLC_STRICT_CXX11 (__cplusplus &gt;= 201103L)</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160;</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160;<span class="preprocessor">#ifndef DMLC_CXX11_THREAD_LOCAL</span></div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160;<span class="preprocessor">#if defined(_MSC_VER)</span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160;<span class="preprocessor">#define DMLC_CXX11_THREAD_LOCAL (_MSC_VER &gt;= 1900)</span></div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160;<span class="preprocessor">#elif defined(__clang__)</span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160;<span class="preprocessor">#define DMLC_CXX11_THREAD_LOCAL (__has_feature(cxx_thread_local))</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160;<span class="preprocessor">#else</span></div><div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#ae59509e58780d10c524aa2c94986d6f7"> 91</a></span>&#160;<span class="preprocessor">#define DMLC_CXX11_THREAD_LOCAL (__cplusplus &gt;= 201103L)</span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160;</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160;<span class="preprocessor">#ifndef DMLC_MODERN_THREAD_LOCAL</span></div><div class="line"><a name="l00097"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#a57974407de380abf8b8376c29a930371"> 97</a></span>&#160;<span class="preprocessor">#define DMLC_MODERN_THREAD_LOCAL 1</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160;</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160;</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160;</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160;<span class="preprocessor">#ifndef DMLC_ENABLE_RTTI</span></div><div class="line"><a name="l00104"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#a916431c94539f685a75bd639cb0d3e3b"> 104</a></span>&#160;<span class="preprocessor">#define DMLC_ENABLE_RTTI 1</span></div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160;<span class="preprocessor">#ifndef DMLC_USE_FOPEN64</span></div><div class="line"><a name="l00109"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#aec9404e93a9f9c89237b55cbe424eb1e"> 109</a></span>&#160;<span class="preprocessor">#define DMLC_USE_FOPEN64 1</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160;</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160;<span class="preprocessor">#if DMLC_USE_CXX11 &amp;&amp; defined(__GNUC__) &amp;&amp; !defined(__clang_version__)</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160;<span class="preprocessor">#if __GNUC__ == 4 &amp;&amp; __GNUC_MINOR__ &lt; 6</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160;<span class="preprocessor">#pragma message(&quot;Will need g++-4.6 or higher to compile all&quot; \</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160;<span class="preprocessor"> &quot;the features in dmlc-core, &quot; \</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160;<span class="preprocessor"> &quot;compile without c++0x, some features may be disabled&quot;)</span></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160;<span class="preprocessor">#undef DMLC_USE_CXX11</span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160;<span class="preprocessor">#define DMLC_USE_CXX11 0</span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160;</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160;<span class="preprocessor">#ifndef DMLC_IO_USE_LITTLE_ENDIAN</span></div><div class="line"><a name="l00128"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#ac8403b937b42dc01ed0ce3d04c22da15"> 128</a></span>&#160;<span class="preprocessor">#define DMLC_IO_USE_LITTLE_ENDIAN 1</span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160;</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160;<span class="preprocessor">#ifndef DMLC_ENABLE_STD_THREAD</span></div><div class="line"><a name="l00136"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#a3b65f2f8c1a82154312d16c2c86931ff"> 136</a></span>&#160;<span class="preprocessor">#define DMLC_ENABLE_STD_THREAD DMLC_USE_CXX11</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160;</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160;<span class="preprocessor">#ifndef DMLC_USE_REGEX</span></div><div class="line"><a name="l00141"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#a1c2362551a21daf373b32075b4f4d5d5"> 141</a></span>&#160;<span class="preprocessor">#define DMLC_USE_REGEX DMLC_STRICT_CXX11</span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160;</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160;<span class="preprocessor">#if defined(__GNUC__)</span></div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160;<span class="preprocessor">#define DMLC_ATTRIBUTE_UNUSED __attribute__((unused))</span></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160;<span class="preprocessor">#else</span></div><div class="line"><a name="l00148"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#a9425a87a06019a8392509217b2a1da5a"> 148</a></span>&#160;<span class="preprocessor">#define DMLC_ATTRIBUTE_UNUSED</span></div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160;</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160;<span class="preprocessor">#if defined(__clang__)</span></div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160;<span class="preprocessor">#define DMLC_SUPPRESS_UBSAN __attribute__((no_sanitize(&quot;undefined&quot;)))</span></div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160;<span class="preprocessor">#elif defined(__GNUC__) &amp;&amp; (__GNUC__ * 100 + __GNUC_MINOR__ &gt;= 409)</span></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160;<span class="preprocessor">#define DMLC_SUPPRESS_UBSAN __attribute__((no_sanitize_undefined))</span></div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160;<span class="preprocessor">#else</span></div><div class="line"><a name="l00157"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#ae48f57de53e5271fa1394e04cef5dd23"> 157</a></span>&#160;<span class="preprocessor">#define DMLC_SUPPRESS_UBSAN</span></div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160;</div><div class="line"><a name="l00161"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#a8f59dcd251f89608eb4b63b107454f9e"> 161</a></span>&#160;<span class="preprocessor">#define DMLC_STR_CONCAT_(__x, __y) __x##__y</span></div><div class="line"><a name="l00162"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#a4feb28faa4c6af06986ecfc8eec9cd49"> 162</a></span>&#160;<span class="preprocessor">#define DMLC_STR_CONCAT(__x, __y) DMLC_STR_CONCAT_(__x, __y)</span></div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160;</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160;<span class="preprocessor">#ifndef DISALLOW_COPY_AND_ASSIGN</span></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160;<span class="preprocessor"># if DMLC_USE_CXX11</span></div><div class="line"><a name="l00174"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#a26529ca54834a4418b46b4a8430f678b"> 174</a></span>&#160;<span class="preprocessor"># define DISALLOW_COPY_AND_ASSIGN(T) \</span></div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160;<span class="preprocessor"> T(T const&amp;) = delete; \</span></div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160;<span class="preprocessor"> T(T&amp;&amp;) = delete; \</span></div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160;<span class="preprocessor"> T&amp; operator=(T const&amp;) = delete; \</span></div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160;<span class="preprocessor"> T&amp; operator=(T&amp;&amp;) = delete</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160;<span class="preprocessor"># else</span></div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160;<span class="preprocessor"># define DISALLOW_COPY_AND_ASSIGN(T) \</span></div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160;<span class="preprocessor"> T(T const&amp;); \</span></div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160;<span class="preprocessor"> T&amp; operator=(T const&amp;)</span></div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160;<span class="preprocessor"># endif</span></div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160;</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160;<span class="preprocessor">#ifdef __APPLE__</span></div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160;<span class="preprocessor"># define off64_t off_t</span></div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160;</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160;<span class="preprocessor">#ifdef _MSC_VER</span></div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160;<span class="preprocessor">#if _MSC_VER &lt; 1900</span></div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160;<span class="comment">// NOTE: sprintf_s is not equivalent to snprintf,</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160;<span class="comment">// they are equivalent when success, which is sufficient for our case</span></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160;<span class="preprocessor">#define snprintf sprintf_s</span></div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160;<span class="preprocessor">#define vsnprintf vsprintf_s</span></div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160;<span class="preprocessor">#else</span></div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160;<span class="preprocessor">#ifdef _FILE_OFFSET_BITS</span></div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160;<span class="preprocessor">#if _FILE_OFFSET_BITS == 32</span></div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160;<span class="preprocessor">#pragma message(&quot;Warning: FILE OFFSET BITS defined to be 32 bit&quot;)</span></div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160;</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160;<span class="keyword">extern</span> <span class="stringliteral">&quot;C&quot;</span> {</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160;<span class="preprocessor">#include &lt;sys/types.h&gt;</span></div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160;}</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160;</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160;<span class="preprocessor">#ifdef _MSC_VER</span></div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">signed</span> <span class="keywordtype">char</span> int8_t;</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160;<span class="keyword">typedef</span> __int16 int16_t;</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160;<span class="keyword">typedef</span> __int32 int32_t;</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160;<span class="keyword">typedef</span> __int64 int64_t;</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> uint8_t;</div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> __int16 uint16_t;</div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> __int32 uint32_t;</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> __int64 uint64_t;</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160;<span class="preprocessor">#else</span></div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>&#160;<span class="preprocessor">#include &lt;inttypes.h&gt;</span></div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>&#160;<span class="preprocessor">#include &lt;string&gt;</span></div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span></div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>&#160;</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>&#160;<span class="preprocessor">#if defined(_MSC_VER) &amp;&amp; _MSC_VER &lt; 1900</span></div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>&#160;<span class="preprocessor">#define noexcept_true throw ()</span></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>&#160;<span class="preprocessor">#define noexcept_false</span></div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>&#160;<span class="preprocessor">#define noexcept(a) noexcept_##a</span></div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span>&#160;</div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span>&#160;<span class="preprocessor">#if DMLC_USE_CXX11</span></div><div class="line"><a name="l00233"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#a80bde16113dc79e7adb7953e006d6b60"> 233</a></span>&#160;<span class="preprocessor">#define DMLC_THROW_EXCEPTION noexcept(false)</span></div><div class="line"><a name="l00234"></a><span class="lineno"><a class="line" href="3rdparty_2dmlc-core_2include_2dmlc_2base_8h.html#aef922e69a4efaccd25161afa4cfb2811"> 234</a></span>&#160;<span class="preprocessor">#define DMLC_NO_EXCEPTION noexcept(true)</span></div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>&#160;<span class="preprocessor">#else</span></div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>&#160;<span class="preprocessor">#define DMLC_THROW_EXCEPTION</span></div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>&#160;<span class="preprocessor">#define DMLC_NO_EXCEPTION</span></div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>&#160;</div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacedmlc.html">dmlc</a> {</div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt;</div><div class="line"><a name="l00248"></a><span class="lineno"><a class="line" href="namespacedmlc.html#a62bd2fe3e7c1902c42e70245cd6983bd"> 248</a></span>&#160;<span class="keyword">inline</span> T *<a class="code" href="namespacedmlc.html#a62bd2fe3e7c1902c42e70245cd6983bd">BeginPtr</a>(std::vector&lt;T&gt; &amp;vec) { <span class="comment">// NOLINT(*)</span></div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>&#160; <span class="keywordflow">if</span> (vec.size() == 0) {</div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>&#160; <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>&#160; } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>&#160; <span class="keywordflow">return</span> &amp;vec[0];</div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>&#160; }</div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>&#160;}</div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt;</div><div class="line"><a name="l00261"></a><span class="lineno"><a class="line" href="namespacedmlc.html#a8a787d6b6919d4127ce5a968b8f63adf"> 261</a></span>&#160;<span class="keyword">inline</span> <span class="keyword">const</span> T *<a class="code" href="namespacedmlc.html#a62bd2fe3e7c1902c42e70245cd6983bd">BeginPtr</a>(<span class="keyword">const</span> std::vector&lt;T&gt; &amp;vec) {</div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>&#160; <span class="keywordflow">if</span> (vec.size() == 0) {</div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>&#160; <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>&#160; } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>&#160; <span class="keywordflow">return</span> &amp;vec[0];</div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>&#160; }</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>&#160;}</div><div class="line"><a name="l00273"></a><span class="lineno"><a class="line" href="namespacedmlc.html#a81a7936da19fbc1dd4715b746e3d41ba"> 273</a></span>&#160;<span class="keyword">inline</span> <span class="keywordtype">char</span>* <a class="code" href="namespacedmlc.html#a62bd2fe3e7c1902c42e70245cd6983bd">BeginPtr</a>(std::string &amp;str) { <span class="comment">// NOLINT(*)</span></div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span>&#160; <span class="keywordflow">if</span> (str.length() == 0) <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>&#160; <span class="keywordflow">return</span> &amp;str[0];</div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>&#160;}</div><div class="line"><a name="l00282"></a><span class="lineno"><a class="line" href="namespacedmlc.html#ae07e0f993322f84664f7c99d1f41cf82"> 282</a></span>&#160;<span class="keyword">inline</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="namespacedmlc.html#a62bd2fe3e7c1902c42e70245cd6983bd">BeginPtr</a>(<span class="keyword">const</span> std::string &amp;str) {</div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>&#160; <span class="keywordflow">if</span> (str.length() == 0) <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>&#160; <span class="keywordflow">return</span> &amp;str[0];</div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>&#160;}</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>&#160;} <span class="comment">// namespace dmlc</span></div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>&#160;</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>&#160;<span class="preprocessor">#if defined(_MSC_VER) &amp;&amp; _MSC_VER &lt; 1900</span></div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span>&#160;<span class="preprocessor">#define constexpr const</span></div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span>&#160;<span class="preprocessor">#define alignof __alignof</span></div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>&#160;</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>&#160;<span class="comment">/* If fopen64 is not defined by current machine,</span></div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>&#160;<span class="comment"> replace fopen64 with std::fopen. Also determine ability to print stack trace</span></div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>&#160;<span class="comment"> for fatal error and define DMLC_LOG_STACK_TRACE if stack trace can be</span></div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span>&#160;<span class="comment"> produced. Always keep this include directive at the bottom of dmlc/base.h */</span></div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span>&#160;<span class="preprocessor">#ifdef DMLC_CORE_USE_CMAKE</span></div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>&#160;<span class="preprocessor">#include &lt;dmlc/build_config.h&gt;</span></div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>&#160;<span class="preprocessor">#else</span></div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="build__config__default_8h.html">dmlc/build_config_default.h</a>&gt;</span></div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>&#160;</div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>&#160;<span class="preprocessor">#endif // DMLC_BASE_H_</span></div><div class="ttc" id="namespacedmlc_html_a62bd2fe3e7c1902c42e70245cd6983bd"><div class="ttname"><a href="namespacedmlc.html#a62bd2fe3e7c1902c42e70245cd6983bd">dmlc::BeginPtr</a></div><div class="ttdeci">T * BeginPtr(std::vector&lt; T &gt; &amp;vec)</div><div class="ttdoc">safely get the beginning address of a vector </div><div class="ttdef"><b>Definition:</b> base.h:248</div></div>
<div class="ttc" id="namespacedmlc_html"><div class="ttname"><a href="namespacedmlc.html">dmlc</a></div><div class="ttdoc">namespace for dmlc </div><div class="ttdef"><b>Definition:</b> array_view.h:12</div></div>
<div class="ttc" id="build__config__default_8h_html"><div class="ttname"><a href="build__config__default_8h.html">build_config_default.h</a></div><div class="ttdoc">Default detection logic for fopen64 and other symbols. May be overriden by CMake. ...</div></div>
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