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<a href="common_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> </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"> Copyright © 1998 by Kevin Atkinson, © 1999-2001 by MySQL AB,</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> © 2004-2009, 2018 by Educational Technology Resources, Inc., and</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> © 2009 by Warren Young. Others may also hold copyrights on code</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> in this file. See the CREDITS.txt file in the top directory of the</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> distribution for details.</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"></span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> This file is part of MySQL++.</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"></span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> MySQL++ is free software; you can redistribute it and/or modify it</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> under the terms of the GNU Lesser General Public License as published</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> by the Free Software Foundation; either version 2.1 of the License, or</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> (at your option) any later version.</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"></span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> MySQL++ is distributed in the hope that it will be useful, but WITHOUT</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> License for more details.</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"></span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> You should have received a copy of the GNU Lesser General Public</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> License along with MySQL++; if not, write to the Free Software</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> USA</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">***********************************************************************/</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">#if !defined(MYSQLPP_COMMON_H)</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#define MYSQLPP_COMMON_H</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#if !defined(DOXYGEN_IGNORE)</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">// Doxygen will not generate documentation for the following stuff.</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment">// Enable SSQLS by default. Turned off below on platforms where we</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment">// know it doesn't work.</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#define MYSQLPP_SSQLS_COMPATIBLE</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment">// For all platforms but Visual C++ 2003, the following macro is just</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment">// an alias for "*this". It needs a more complicated definition on</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment">// VC++ 2003 to work around an error in the overloaded operator lookup</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment">// logic. For an explanation of the problem, see:</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment">// http://groups.google.com/group/microsoft.public.vc.stl/browse_thread/thread/9a68d84644e64f15</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor">#define MYSQLPP_QUERY_THISPTR *this</span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment">// Work out major platform-specific stuff here.</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor">#if defined(__WIN32__) || defined(_WIN32)</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor"># define MYSQLPP_PLATFORM_WINDOWS</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="comment">// Windows compiler support. Tested with Microsoft Visual C++,</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="comment">// Borland C++ Builder, and MinGW GCC.</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="comment">// Don't let windows.h (via Connector/C) #define min/max</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor"> #define NOMINMAX</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="comment">// Stuff for Visual C++ only</span></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor"># if defined(_MSC_VER)</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="preprocessor"># define MYSQLPP_PLATFORM_VISUAL_CPP</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="comment">// MS *still* doesn't ship stdint.h, through VC++ 2008 at least.</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="comment">// This means we have to take a wild guess at appropriate</span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="comment">// integer types in lib/sql_types.h. See test/inttypes.cpp for</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="comment">// tests that check whether we've guessed well.</span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor"># define MYSQLPP_NO_STDINT_H</span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor"># if _MSC_VER < 1400</span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="comment">// Workarounds for limitations of VC++ 2003 that are fixed</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="comment">// in 2005 and later.</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="preprocessor"># undef MYSQLPP_QUERY_THISPTR</span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor"># define MYSQLPP_QUERY_THISPTR dynamic_cast<std::ostream&>(*this)</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor"># undef MYSQLPP_SSQLS_COMPATIBLE</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor"># elif !defined(_STLP_VERSION) && !defined(_STLP_VERSION_STR)</span></div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="comment">// VC++ 2005 or newer and not using STLport, so #define</span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="comment">// portability flags indicating features we can use from</span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="comment">// the compiler's native RTL.</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="preprocessor"># define MYSQLPP_HAVE_LOCALTIME_S</span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="preprocessor"># define MYSQLPP_HAVE_STD__NOINIT</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="preprocessor"># endif</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> </div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="comment">// Disable complaints about STL data members: VC++ believes</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="comment">// these need to be __declspec(dllexport) for some reason.</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="preprocessor"># pragma warning(disable: 4251)</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="comment">// Disable complaint that VC++ doesn't grok throw specs</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="preprocessor"># pragma warning(disable: 4290)</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="comment">// Disable whining about using 'this' as a member initializer on VC++.</span></div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="preprocessor"># pragma warning(disable: 4355)</span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="comment">// Disable whining about implicit conversions to bool</span></div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="preprocessor"># pragma warning(disable: 4800)</span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="comment">// Disable nagging about new "secure" functions like strncpy_s()</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="preprocessor"># pragma warning(disable: 4996)</span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="comment">// Disable warning about exporting a class from a DLL which is</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="comment">// derived from a non-exported class in another DLL. This is</span></div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="comment">// safe to do with Standard C++ library types per:</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="comment">//</span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="comment">// https://msdn.microsoft.com/en-us/library/3tdb471s.aspx</span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="comment">//</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="comment">// We don't hit this any other way in MySQL++.</span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="preprocessor"># pragma warning(disable: 4275)</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> </div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="comment">// Squish warning about passing no args to MAY_THROW() when</span></div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="comment">// building with newer C++ support. We're doing it on purpose.</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="preprocessor"># pragma warning(disable: 4003)</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">// Prior to Visual C++ 2015, we must use _snprintf()</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="preprocessor"># if _MSC_VER < 1900</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="preprocessor"># define snprintf _snprintf</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="preprocessor"># endif</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="preprocessor"># endif</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="comment">// Define DLL import/export tags for Windows compilers, where we build</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="comment">// the library into a DLL, for LGPL license compatibility reasons.</span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="comment">// (This is based on a similar mechanism in wxWindows.)</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="preprocessor"> #ifdef MYSQLPP_MAKING_DLL</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="comment">// When making the DLL, export tagged symbols, so they appear</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="comment">// in the import library.</span></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="preprocessor"> #define MYSQLPP_EXPORT __declspec(dllexport)</span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="preprocessor"> #elif !defined(MYSQLPP_NO_DLL)</span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="comment">// We must be _using_ the DLL, so import symbols instead.</span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="preprocessor"> #define MYSQLPP_EXPORT __declspec(dllimport)</span></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="preprocessor"> #else</span></div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="comment">// Not making a DLL at all, so no-op these declspecs</span></div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="preprocessor"> #define MYSQLPP_EXPORT</span></div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="preprocessor"> #endif</span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="comment">// We need to use the DOS/Windows path separator here</span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="preprocessor"> #define MYSQLPP_PATH_SEPARATOR '\\'</span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="comment">// If not VC++, MinGW, or Xcode, we assume we're on a system using</span></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="comment">// autoconf, so bring in the config.h file it wrote containing the</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="comment">// config test results. Only do this during the library build, and</span></div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="comment">// even then, not if included from a MySQL++ header file, since</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="comment">// config.h cannot be safely installed with the other headers.</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="preprocessor"># if defined(MYSQLPP_NOT_HEADER) && !defined(MYSQLPP_XCODE)</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="preprocessor"># include "config.h"</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="preprocessor"># endif</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="comment">// Make DLL stuff a no-op on this platform.</span></div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="preprocessor"> #define MYSQLPP_EXPORT</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> </div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="comment">// Assume POSIX path separator</span></div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="preprocessor"> #define MYSQLPP_PATH_SEPARATOR '/'</span></div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="comment">// Workarounds for deprecations in C++11 and newer. We must still</span></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="comment">// support systems whose contemporaneous C++ compiler only understands</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="comment">// C++98. Because of the large gap between C++98 and C++11, it will</span></div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="comment">// likely be years yet until we can start using C++11 unconditionally</span></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="comment">// within MySQL++, then years more until we can use C++14, etc.</span></div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="comment">//</span></div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="comment">// C++11 deprecated throwspecs, a feature of C++ that is only used by</span></div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="comment">// the oldest parts of MySQL++. We can't drop the throwspecs until</span></div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="comment">// MySQL++ 4, if we ever get around to that, since that would break</span></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="comment">// the library's ABI on systems whose C++ compiler still supports</span></div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="comment">// throwspecs. This feature isn't completely gone until C++17, but we</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="comment">// don't want the warnings on certain newer compilers expecting C++11</span></div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="comment">// or newer C++ dialects.</span></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="preprocessor">#if __cplusplus < 201103L</span></div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="preprocessor"># define MAY_THROW(what) throw(what)</span></div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="preprocessor"># define MAY_THROW(junk) noexcept(false)</span></div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> </div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="comment">// C++11 added unique_ptr as a replacement for auto_ptr. We don't have</span></div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="comment">// the ABI problem above with this one, so we switch to it with the</span></div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="comment">// oldest release possible. As with the above ifdef, this one only</span></div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="comment">// currently works for g++ and clang++.</span></div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="preprocessor">#if __cplusplus >= 201103L</span></div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="preprocessor"># define UNIQUE_PTR(what) std::unique_ptr<what></span></div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="preprocessor"># define UNIQUE_PTR(what) std::auto_ptr<what></span></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span> </div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="keyword">namespace </span>mysqlpp {</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> </div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="keyword">const</span> <span class="keywordtype">bool</span> use_exceptions = <span class="keyword">true</span>;</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span> </div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="keyword">enum</span> sql_cmp_type { sql_use_compare };</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span> </div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="preprocessor">#if !defined(DOXYGEN_IGNORE)</span></div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="comment">// Figure out how to get large integer support on this system. Suppress</span></div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="comment">// refman documentation for these typedefs, as they're system-dependent.</span></div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="preprocessor">#if defined(MYSQLPP_NO_LONG_LONGS)</span></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="comment">// Alias "longlong" and "ulonglong" to the regular "long" counterparts</span></div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> ulonglong;</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="keyword">typedef</span> <span class="keywordtype">long</span> longlong;</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="preprocessor">#elif defined(_MSC_VER)</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="comment">// It's VC++, so we'll use Microsoft's 64-bit integer types</span></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> __int64 ulonglong;</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="keyword">typedef</span> __int64 longlong;</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="comment">// No better idea, so assume the C99 convention. If your compiler</span></div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="comment">// doesn't support this, please provide a patch to extend this ifdef, or</span></div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="comment">// define MYSQLPP_NO_LONG_LONGS.</span></div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span> ulonglong;</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="keyword">typedef</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span> longlong;</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="preprocessor">#endif // !defined(DOXYGEN_IGNORE)</span></div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span> </div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="preprocessor">#if !defined(MYSQLPP_NO_UNSIGNED_INT_TYPES)</span></div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> ulong;</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span> </div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span> } <span class="comment">// end namespace mysqlpp</span></div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span> </div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="comment">// The MySQL headers define these macros, which is completely wrong in a</span></div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span> <span class="comment">// C++ project. Undo the damage.</span></div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="preprocessor">#undef min</span></div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span> <span class="preprocessor">#undef max</span></div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span> </div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span> <span class="preprocessor">#endif // !defined(DOXYGEN_IGNORE)</span></div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span> </div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span> </div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span> <span class="comment">// Now that we've defined all the stuff above, we can pull in the full</span></div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span> <span class="comment">// MySQL header. Basically, the above largely replaces MySQL's my_global.h</span></div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="comment">// while actually working with C++. This is why we disobey the MySQL</span></div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span> <span class="comment">// developer docs, which recommend including my_global.h before mysql.h.</span></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="preprocessor">#if defined(MYSQLPP_MYSQL_HEADERS_BURIED)</span></div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span> <span class="preprocessor"># include <mysql/mysql.h></span></div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span> <span class="preprocessor"># include <mysql.h></span></div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span> </div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span> <span class="comment">// The Unicode chapter of the user manual justifies the following.</span></div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="preprocessor">#if MYSQL_VERSION_ID >= 50500</span></div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span> <span class="preprocessor"># define MYSQLPP_UTF8_CS "utf8mb4"</span></div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span> </div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span> <span class="preprocessor"># define MYSQLPP_UTF8_COL "utf8mb4_general_ci"</span></div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span> <span class="preprocessor"># define MYSQLPP_UTF8_CS "utf8"</span></div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span> </div><div class="line"><a name="l00257"></a><span class="lineno"><a class="line" href="common_8h.html#a6d000c4cd322dac7cdf8f43acba810cc"> 257</a></span> <span class="preprocessor"># define MYSQLPP_UTF8_COL "utf8_general_ci"</span></div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span> </div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span> <span class="preprocessor">#endif // !defined(MYSQLPP_COMMON_H)</span></div></div><!-- fragment --></div><!-- contents -->
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