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libstdc++-docs-8.3.1-0.20191101.1.mga7.noarch.rpm

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<a href="a00515.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">// String based streams -*- C++ -*-</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;</div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">// Copyright (C) 1997-2018 Free Software Foundation, Inc.</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">// This file is part of the GNU ISO C++ Library.  This library is free</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">// software; you can redistribute it and/or modify it under the</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">// terms of the GNU General Public License as published by the</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">// Free Software Foundation; either version 3, or (at your option)</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment">// any later version.</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;</div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment">// This library is distributed in the hope that it will be useful,</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment">// GNU General Public License for more details.</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;</div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment">// Under Section 7 of GPL version 3, you are granted additional</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment">// permissions described in the GCC Runtime Library Exception, version</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment">// 3.1, as published by the Free Software Foundation.</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;</div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment">// You should have received a copy of the GNU General Public License and</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment">// a copy of the GCC Runtime Library Exception along with this program;</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment">// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see</span></div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="comment">// &lt;http://www.gnu.org/licenses/&gt;.</span></div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="comment">/** @file bits/sstream.tcc</span></div><div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="comment"> *  This is an internal header file, included by other library headers.</span></div><div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="comment"> *  Do not attempt to use it directly. @headername{sstream}</span></div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;</div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="comment">// ISO C++ 14882: 27.7  String-based streams</span></div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;</div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="preprocessor">#ifndef _SSTREAM_TCC</span></div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="preprocessor">#define _SSTREAM_TCC 1</span></div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;</div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="preprocessor">#pragma GCC system_header</span></div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;</div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="keyword">namespace </span><a class="code" href="a01538.html">std</a> _GLIBCXX_VISIBILITY(default)</div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;{</div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;_GLIBCXX_BEGIN_NAMESPACE_VERSION</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">class</span> _CharT, <span class="keyword">class</span> _Traits, <span class="keyword">class</span> _Alloc&gt;</div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;    <span class="keyword">typename</span> basic_stringbuf&lt;_CharT, _Traits, _Alloc&gt;::int_type</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;    basic_stringbuf&lt;_CharT, _Traits, _Alloc&gt;::</div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;    pbackfail(int_type __c)</div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;    {</div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;      int_type __ret = traits_type::eof();</div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;      <span class="keywordflow">if</span> (this-&gt;eback() &lt; this-&gt;gptr())</div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;        {</div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;          <span class="comment">// Try to put back __c into input sequence in one of three ways.</span></div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;          <span class="comment">// Order these tests done in is unspecified by the standard.</span></div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;          <span class="keyword">const</span> <span class="keywordtype">bool</span> __testeof = traits_type::eq_int_type(__c, __ret);</div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;          <span class="keywordflow">if</span> (!__testeof)</div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;            {</div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;              <span class="keyword">const</span> <span class="keywordtype">bool</span> __testeq = traits_type::eq(traits_type::</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;                                                    to_char_type(__c),</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;                                                    this-&gt;gptr()[-1]);    </div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;              <span class="keyword">const</span> <span class="keywordtype">bool</span> __testout = this-&gt;_M_mode &amp; <a class="code" href="a05796.html#a7187e216e5d16ec820ea1791002f85e0">ios_base::out</a>;</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;              <span class="keywordflow">if</span> (__testeq || __testout)</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;                {</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;                  this-&gt;gbump(-1);</div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;                  <span class="keywordflow">if</span> (!__testeq)</div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;                    *this-&gt;gptr() = traits_type::to_char_type(__c);</div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;                  __ret = __c;</div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;                }</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;            }</div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;          <span class="keywordflow">else</span></div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;            {</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;              this-&gt;gbump(-1);</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;              __ret = traits_type::not_eof(__c);</div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;            }</div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;        }</div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;      <span class="keywordflow">return</span> __ret;</div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;    }</div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;</div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">class</span> _CharT, <span class="keyword">class</span> _Traits, <span class="keyword">class</span> _Alloc&gt;</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;    <span class="keyword">typename</span> basic_stringbuf&lt;_CharT, _Traits, _Alloc&gt;::int_type</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;    basic_stringbuf&lt;_CharT, _Traits, _Alloc&gt;::</div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;    overflow(int_type __c)</div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;    {</div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;      <span class="keyword">const</span> <span class="keywordtype">bool</span> __testout = this-&gt;_M_mode &amp; <a class="code" href="a05796.html#a7187e216e5d16ec820ea1791002f85e0">ios_base::out</a>;</div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;      <span class="keywordflow">if</span> (__builtin_expect(!__testout, <span class="keyword">false</span>))</div><div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;        <span class="keywordflow">return</span> traits_type::eof();</div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;</div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;      <span class="keyword">const</span> <span class="keywordtype">bool</span> __testeof = traits_type::eq_int_type(__c, traits_type::eof());</div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;      <span class="keywordflow">if</span> (__builtin_expect(__testeof, <span class="keyword">false</span>))</div><div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;        <span class="keywordflow">return</span> traits_type::not_eof(__c);</div><div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;</div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;      <span class="keyword">const</span> __size_type __capacity = _M_string.capacity();</div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;</div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;<span class="preprocessor">#if _GLIBCXX_USE_CXX11_ABI</span></div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;      <span class="keywordflow">if</span> ((this-&gt;epptr() - this-&gt;pbase()) &lt; __capacity)</div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;        {</div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;          <span class="comment">// There is additional capacity in _M_string that can be used.</span></div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;          char_type* __base = const_cast&lt;char_type*&gt;(_M_string.data());</div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;          _M_pbump(__base, __base + __capacity, this-&gt;pptr() - this-&gt;pbase());</div><div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;          <span class="keywordflow">if</span> (_M_mode &amp; <a class="code" href="a05796.html#a652e2323949eea3d906e1c81bd8ce8f7">ios_base::in</a>)</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;              <span class="keyword">const</span> __size_type __nget = this-&gt;gptr() - this-&gt;eback();</div><div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;              <span class="keyword">const</span> __size_type __eget = this-&gt;egptr() - this-&gt;eback();</div><div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;              this-&gt;setg(__base, __base + __nget, __base + __eget + 1);</div><div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;            }</div><div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;          *this-&gt;pptr() = traits_type::to_char_type(__c);</div><div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;          this-&gt;pbump(1);</div><div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;          <span class="keywordflow">return</span> __c;</div><div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;        }</div><div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;</div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;      <span class="keyword">const</span> __size_type __max_size = _M_string.max_size();</div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;      <span class="keyword">const</span> <span class="keywordtype">bool</span> __testput = this-&gt;pptr() &lt; this-&gt;epptr();</div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;      <span class="keywordflow">if</span> (__builtin_expect(!__testput &amp;&amp; __capacity == __max_size, <span class="keyword">false</span>))</div><div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;        <span class="keywordflow">return</span> traits_type::eof();</div><div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;</div><div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;      <span class="comment">// Try to append __c into output sequence in one of two ways.</span></div><div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;      <span class="comment">// Order these tests done in is unspecified by the standard.</span></div><div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;      <span class="keyword">const</span> char_type __conv = traits_type::to_char_type(__c);</div><div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;      <span class="keywordflow">if</span> (!__testput)</div><div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;        {</div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;          <span class="comment">// NB: Start ostringstream buffers at 512 chars.  This is an</span></div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;          <span class="comment">// experimental value (pronounced &quot;arbitrary&quot; in some of the</span></div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;          <span class="comment">// hipper English-speaking countries), and can be changed to</span></div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;          <span class="comment">// suit particular needs.</span></div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;          <span class="comment">//</span></div><div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;          <span class="comment">// _GLIBCXX_RESOLVE_LIB_DEFECTS</span></div><div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;          <span class="comment">// 169. Bad efficiency of overflow() mandated</span></div><div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;          <span class="comment">// 432. stringbuf::overflow() makes only one write position</span></div><div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;          <span class="comment">//      available</span></div><div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;          <span class="keyword">const</span> __size_type __opt_len = <a class="code" href="a01482.html#ga84d30d8c4b3f2cbe8ec2055c34a578da">std::max</a>(__size_type(2 * __capacity),</div><div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;                                                 __size_type(512));</div><div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;          <span class="keyword">const</span> __size_type __len = <a class="code" href="a01482.html#gad48656de2f272a953455e1fff2532125">std::min</a>(__opt_len, __max_size);</div><div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;          __string_type __tmp(_M_string.get_allocator());</div><div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;          __tmp.reserve(__len);</div><div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;          <span class="keywordflow">if</span> (this-&gt;pbase())</div><div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;            __tmp.assign(this-&gt;pbase(), this-&gt;epptr() - this-&gt;pbase());</div><div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;          __tmp.push_back(__conv);</div><div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;          _M_string.swap(__tmp);</div><div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;          _M_sync(const_cast&lt;char_type*&gt;(_M_string.data()),</div><div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;                  this-&gt;gptr() - this-&gt;eback(), this-&gt;pptr() - this-&gt;pbase());</div><div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;        }</div><div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;      <span class="keywordflow">else</span></div><div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;        *this-&gt;pptr() = __conv;</div><div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;      this-&gt;pbump(1);</div><div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;      <span class="keywordflow">return</span> __c;</div><div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;    }</div><div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;</div><div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">class</span> _CharT, <span class="keyword">class</span> _Traits, <span class="keyword">class</span> _Alloc&gt;</div><div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;    <span class="keyword">typename</span> basic_stringbuf&lt;_CharT, _Traits, _Alloc&gt;::int_type</div><div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;    <a class="code" href="a02468.html#a51561fccb6d01fb598c1885de0defc71">basic_stringbuf&lt;_CharT, _Traits, _Alloc&gt;::</a></div><div class="line"><a name="l00150"></a><span class="lineno"><a class="line" href="a02468.html#a51561fccb6d01fb598c1885de0defc71">  150</a></span>&#160;<a class="code" href="a02468.html#a51561fccb6d01fb598c1885de0defc71">    underflow</a>()</div><div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;    {</div><div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;      int_type __ret = traits_type::eof();</div><div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;      <span class="keyword">const</span> <span class="keywordtype">bool</span> __testin = this-&gt;_M_mode &amp; <a class="code" href="a05796.html#a652e2323949eea3d906e1c81bd8ce8f7">ios_base::in</a>;</div><div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;      <span class="keywordflow">if</span> (__testin)</div><div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;        {</div><div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;          <span class="comment">// Update egptr() to match the actual string end.</span></div><div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;          _M_update_egptr();</div><div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;</div><div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;          <span class="keywordflow">if</span> (this-&gt;gptr() &lt; this-&gt;egptr())</div><div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;            __ret = traits_type::to_int_type(*this-&gt;gptr());</div><div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;        }</div><div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;      <span class="keywordflow">return</span> __ret;</div><div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;    }</div><div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;</div><div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">class</span> _CharT, <span class="keyword">class</span> _Traits, <span class="keyword">class</span> _Alloc&gt;</div><div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;    <span class="keyword">typename</span> basic_stringbuf&lt;_CharT, _Traits, _Alloc&gt;::pos_type</div><div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;    <a class="code" href="a02468.html#a87ffed7ed9940e5952303b31be0b6a11">basic_stringbuf&lt;_CharT, _Traits, _Alloc&gt;::</a></div><div class="line"><a name="l00168"></a><span class="lineno"><a class="line" href="a02468.html#a87ffed7ed9940e5952303b31be0b6a11">  168</a></span>&#160;<a class="code" href="a02468.html#a87ffed7ed9940e5952303b31be0b6a11">    seekoff</a>(off_type __off, ios_base::seekdir __way, ios_base::openmode __mode)</div><div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;    {</div><div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;      pos_type __ret =  pos_type(off_type(-1));</div><div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;      <span class="keywordtype">bool</span> __testin = (<a class="code" href="a05796.html#a652e2323949eea3d906e1c81bd8ce8f7">ios_base::in</a> &amp; this-&gt;_M_mode &amp; __mode) != 0;</div><div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;      <span class="keywordtype">bool</span> __testout = (<a class="code" href="a05796.html#a7187e216e5d16ec820ea1791002f85e0">ios_base::out</a> &amp; this-&gt;_M_mode &amp; __mode) != 0;</div><div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;      <span class="keyword">const</span> <span class="keywordtype">bool</span> __testboth = __testin &amp;&amp; __testout &amp;&amp; __way != <a class="code" href="a05796.html#a1965600e26ca83d186504a4fd337cb9e">ios_base::cur</a>;</div><div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;      __testin &amp;= !(__mode &amp; <a class="code" href="a05796.html#a7187e216e5d16ec820ea1791002f85e0">ios_base::out</a>);</div><div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;      __testout &amp;= !(__mode &amp; <a class="code" href="a05796.html#a652e2323949eea3d906e1c81bd8ce8f7">ios_base::in</a>);</div><div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;</div><div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;      <span class="comment">// _GLIBCXX_RESOLVE_LIB_DEFECTS</span></div><div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;      <span class="comment">// 453. basic_stringbuf::seekoff need not always fail for an empty stream.</span></div><div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;      <span class="keyword">const</span> char_type* __beg = __testin ? this-&gt;eback() : this-&gt;pbase();</div><div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;      <span class="keywordflow">if</span> ((__beg || !__off) &amp;&amp; (__testin || __testout || __testboth))</div><div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;        {</div><div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;          _M_update_egptr();</div><div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;</div><div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;          off_type __newoffi = __off;</div><div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;          off_type __newoffo = __newoffi;</div><div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;          <span class="keywordflow">if</span> (__way == <a class="code" href="a05796.html#a1965600e26ca83d186504a4fd337cb9e">ios_base::cur</a>)</div><div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;            {</div><div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;              __newoffi += this-&gt;gptr() - __beg;</div><div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;              __newoffo += this-&gt;pptr() - __beg;</div><div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;            }</div><div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;          <span class="keywordflow">else</span> <span class="keywordflow">if</span> (__way == <a class="code" href="a05796.html#a505c3780386ccd5ca9679f7264db97f9">ios_base::end</a>)</div><div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;            __newoffo = __newoffi += this-&gt;egptr() - __beg;</div><div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;</div><div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;          <span class="keywordflow">if</span> ((__testin || __testboth)</div><div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;              &amp;&amp; __newoffi &gt;= 0</div><div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;              &amp;&amp; this-&gt;egptr() - __beg &gt;= __newoffi)</div><div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;            {</div><div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;              this-&gt;setg(this-&gt;eback(), this-&gt;eback() + __newoffi,</div><div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;                         this-&gt;egptr());</div><div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;              __ret = pos_type(__newoffi);</div><div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;            }</div><div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;          <span class="keywordflow">if</span> ((__testout || __testboth)</div><div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;              &amp;&amp; __newoffo &gt;= 0</div><div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;              &amp;&amp; this-&gt;egptr() - __beg &gt;= __newoffo)</div><div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;            {</div><div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;              _M_pbump(this-&gt;pbase(), this-&gt;epptr(), __newoffo);</div><div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;              __ret = pos_type(__newoffo);</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;        }</div><div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;      <span class="keywordflow">return</span> __ret;</div><div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;    }</div><div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;</div><div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">class</span> _CharT, <span class="keyword">class</span> _Traits, <span class="keyword">class</span> _Alloc&gt;</div><div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;    <span class="keyword">typename</span> basic_stringbuf&lt;_CharT, _Traits, _Alloc&gt;::pos_type</div><div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;    <a class="code" href="a02468.html#a763bee40dfc04e2ee2816e322c3af297">basic_stringbuf&lt;_CharT, _Traits, _Alloc&gt;::</a></div><div class="line"><a name="l00216"></a><span class="lineno"><a class="line" href="a02468.html#a763bee40dfc04e2ee2816e322c3af297">  216</a></span>&#160;<a class="code" href="a02468.html#a763bee40dfc04e2ee2816e322c3af297">    seekpos</a>(pos_type __sp, ios_base::openmode __mode)</div><div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;    {</div><div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;      pos_type __ret =  pos_type(off_type(-1));</div><div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;      <span class="keyword">const</span> <span class="keywordtype">bool</span> __testin = (<a class="code" href="a05796.html#a652e2323949eea3d906e1c81bd8ce8f7">ios_base::in</a> &amp; this-&gt;_M_mode &amp; __mode) != 0;</div><div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;      <span class="keyword">const</span> <span class="keywordtype">bool</span> __testout = (<a class="code" href="a05796.html#a7187e216e5d16ec820ea1791002f85e0">ios_base::out</a> &amp; this-&gt;_M_mode &amp; __mode) != 0;</div><div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;</div><div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;      <span class="keyword">const</span> char_type* __beg = __testin ? this-&gt;eback() : this-&gt;pbase();</div><div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;      <span class="keywordflow">if</span> ((__beg || !off_type(__sp)) &amp;&amp; (__testin || __testout))</div><div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;        {</div><div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;          _M_update_egptr();</div><div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;</div><div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;          <span class="keyword">const</span> off_type __pos(__sp);</div><div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;          <span class="keyword">const</span> <span class="keywordtype">bool</span> __testpos = (0 &lt;= __pos</div><div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;                                  &amp;&amp; __pos &lt;= this-&gt;egptr() - __beg);</div><div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;          <span class="keywordflow">if</span> (__testpos)</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="keywordflow">if</span> (__testin)</div><div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;                this-&gt;setg(this-&gt;eback(), this-&gt;eback() + __pos,</div><div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;                           this-&gt;egptr());</div><div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;              <span class="keywordflow">if</span> (__testout)</div><div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;                _M_pbump(this-&gt;pbase(), this-&gt;epptr(), __pos);</div><div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;              __ret = __sp;</div><div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;            }</div><div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;        }</div><div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;      <span class="keywordflow">return</span> __ret;</div><div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;    }</div><div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;</div><div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">class</span> _CharT, <span class="keyword">class</span> _Traits, <span class="keyword">class</span> _Alloc&gt;</div><div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;    <span class="keywordtype">void</span></div><div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;    <a class="code" href="a02468.html">basic_stringbuf&lt;_CharT, _Traits, _Alloc&gt;::</a></div><div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;<a class="code" href="a02468.html">    _M_sync</a>(char_type* __base, __size_type __i, __size_type __o)</div><div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;    {</div><div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;      <span class="keyword">const</span> <span class="keywordtype">bool</span> __testin = _M_mode &amp; <a class="code" href="a05796.html#a652e2323949eea3d906e1c81bd8ce8f7">ios_base::in</a>;</div><div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;      <span class="keyword">const</span> <span class="keywordtype">bool</span> __testout = _M_mode &amp; <a class="code" href="a05796.html#a7187e216e5d16ec820ea1791002f85e0">ios_base::out</a>;</div><div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;      char_type* __endg = __base + _M_string.size();</div><div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;      char_type* __endp = __base + _M_string.capacity();</div><div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;</div><div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;      <span class="keywordflow">if</span> (__base != _M_string.data())</div><div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;        {</div><div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;          <span class="comment">// setbuf: __i == size of buffer area (_M_string.size() == 0).</span></div><div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;          __endg += __i;</div><div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;          __i = 0;</div><div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;          __endp = __endg;</div><div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;        }</div><div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;</div><div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;      <span class="keywordflow">if</span> (__testin)</div><div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;        this-&gt;setg(__base, __base + __i, __endg);</div><div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;      <span class="keywordflow">if</span> (__testout)</div><div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;        {</div><div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;          _M_pbump(__base, __endp, __o);</div><div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;          <span class="comment">// egptr() always tracks the string end.  When !__testin,</span></div><div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;          <span class="comment">// for the correct functioning of the streambuf inlines</span></div><div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;          <span class="comment">// the other get area pointers are identical.</span></div><div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;          <span class="keywordflow">if</span> (!__testin)</div><div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;            this-&gt;setg(__endg, __endg, __endg);</div><div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;        }</div><div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;    }</div><div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;</div><div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">class</span> _CharT, <span class="keyword">class</span> _Traits, <span class="keyword">class</span> _Alloc&gt;</div><div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;    <span class="keywordtype">void</span></div><div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;    basic_stringbuf&lt;_CharT, _Traits, _Alloc&gt;::</div><div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;    _M_pbump(char_type* __pbeg, char_type* __pend, off_type __off)</div><div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;    {</div><div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;      this-&gt;setp(__pbeg, __pend);</div><div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;      <span class="keywordflow">while</span> (__off &gt; __gnu_cxx::__numeric_traits&lt;int&gt;::__max)</div><div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;        {</div><div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;          this-&gt;pbump(__gnu_cxx::__numeric_traits&lt;int&gt;::__max);</div><div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160;          __off -= __gnu_cxx::__numeric_traits&lt;int&gt;::__max;</div><div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160;        }</div><div class="line"><a name="l00285"></a><span class="lineno">  285</span>&#160;      this-&gt;pbump(__off);</div><div class="line"><a name="l00286"></a><span class="lineno">  286</span>&#160;    }</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="comment">// Inhibit implicit instantiations for required instantiations,</span></div><div class="line"><a name="l00289"></a><span class="lineno">  289</span>&#160;  <span class="comment">// which are defined via explicit instantiations elsewhere.</span></div><div class="line"><a name="l00290"></a><span class="lineno">  290</span>&#160;<span class="preprocessor">#if _GLIBCXX_EXTERN_TEMPLATE</span></div><div class="line"><a name="l00291"></a><span class="lineno">  291</span>&#160;  <span class="keyword">extern</span> <span class="keyword">template</span> <span class="keyword">class </span>basic_stringbuf&lt;char&gt;;</div><div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160;  <span class="keyword">extern</span> <span class="keyword">template</span> <span class="keyword">class </span>basic_istringstream&lt;char&gt;;</div><div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160;  <span class="keyword">extern</span> <span class="keyword">template</span> <span class="keyword">class </span>basic_ostringstream&lt;char&gt;;</div><div class="line"><a name="l00294"></a><span class="lineno">  294</span>&#160;  <span class="keyword">extern</span> <span class="keyword">template</span> <span class="keyword">class </span>basic_stringstream&lt;char&gt;;</div><div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160;</div><div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160;<span class="preprocessor">#ifdef _GLIBCXX_USE_WCHAR_T</span></div><div class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160;  <span class="keyword">extern</span> <span class="keyword">template</span> <span class="keyword">class </span>basic_stringbuf&lt;wchar_t&gt;;</div><div class="line"><a name="l00298"></a><span class="lineno">  298</span>&#160;  <span class="keyword">extern</span> <span class="keyword">template</span> <span class="keyword">class </span>basic_istringstream&lt;wchar_t&gt;;</div><div class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160;  <span class="keyword">extern</span> <span class="keyword">template</span> <span class="keyword">class </span>basic_ostringstream&lt;wchar_t&gt;;</div><div class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;  <span class="keyword">extern</span> <span class="keyword">template</span> <span class="keyword">class </span>basic_stringstream&lt;wchar_t&gt;;</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;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00303"></a><span class="lineno">  303</span>&#160;</div><div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;_GLIBCXX_END_NAMESPACE_VERSION</div><div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;} <span class="comment">// namespace std</span></div><div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;</div><div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;<span class="preprocessor">#endif</span></div><div class="ttc" id="a05796_html_a652e2323949eea3d906e1c81bd8ce8f7"><div class="ttname"><a href="a05796.html#a652e2323949eea3d906e1c81bd8ce8f7">std::ios_base::in</a></div><div class="ttdeci">static const openmode in</div><div class="ttdoc">Open for input. Default for ifstream and fstream.</div><div class="ttdef"><b>Definition:</b> <a href="a00383_source.html#l00443">ios_base.h:443</a></div></div>
<div class="ttc" id="a02468_html"><div class="ttname"><a href="a02468.html">std::basic_stringbuf</a></div><div class="ttdoc">The actual work of input and output (for std::string).</div><div class="ttdef"><b>Definition:</b> <a href="a00083_source.html#l00096">iosfwd:96</a></div></div>
<div class="ttc" id="a02468_html_a51561fccb6d01fb598c1885de0defc71"><div class="ttname"><a href="a02468.html#a51561fccb6d01fb598c1885de0defc71">std::basic_stringbuf::underflow</a></div><div class="ttdeci">virtual int_type underflow()</div><div class="ttdoc">Fetches more data from the controlled sequence.</div><div class="ttdef"><b>Definition:</b> <a href="a00515_source.html#l00150">sstream.tcc:150</a></div></div>
<div class="ttc" id="a05796_html_a1965600e26ca83d186504a4fd337cb9e"><div class="ttname"><a href="a05796.html#a1965600e26ca83d186504a4fd337cb9e">std::ios_base::cur</a></div><div class="ttdeci">static const seekdir cur</div><div class="ttdoc">Request a seek relative to the current position within the sequence.</div><div class="ttdef"><b>Definition:</b> <a href="a00383_source.html#l00467">ios_base.h:467</a></div></div>
<div class="ttc" id="a02468_html_a87ffed7ed9940e5952303b31be0b6a11"><div class="ttname"><a href="a02468.html#a87ffed7ed9940e5952303b31be0b6a11">std::basic_stringbuf::seekoff</a></div><div class="ttdeci">virtual pos_type seekoff(off_type __off, ios_base::seekdir __way, ios_base::openmode __mode=ios_base::in|ios_base::out)</div><div class="ttdoc">Alters the stream positions.</div><div class="ttdef"><b>Definition:</b> <a href="a00515_source.html#l00168">sstream.tcc:168</a></div></div>
<div class="ttc" id="a01538_html"><div class="ttname"><a href="a01538.html">std</a></div><div class="ttdoc">ISO C++ entities toplevel namespace is std.</div></div>
<div class="ttc" id="a01482_html_gad48656de2f272a953455e1fff2532125"><div class="ttname"><a href="a01482.html#gad48656de2f272a953455e1fff2532125">std::min</a></div><div class="ttdeci">_GLIBCXX14_CONSTEXPR const _Tp &amp; min(const _Tp &amp;, const _Tp &amp;)</div><div class="ttdoc">This does what you think it does.</div><div class="ttdef"><b>Definition:</b> <a href="a00530_source.html#l00195">stl_algobase.h:195</a></div></div>
<div class="ttc" id="a02468_html_a763bee40dfc04e2ee2816e322c3af297"><div class="ttname"><a href="a02468.html#a763bee40dfc04e2ee2816e322c3af297">std::basic_stringbuf::seekpos</a></div><div class="ttdeci">virtual pos_type seekpos(pos_type __sp, ios_base::openmode __mode=ios_base::in|ios_base::out)</div><div class="ttdoc">Alters the stream positions.</div><div class="ttdef"><b>Definition:</b> <a href="a00515_source.html#l00216">sstream.tcc:216</a></div></div>
<div class="ttc" id="a05796_html_a505c3780386ccd5ca9679f7264db97f9"><div class="ttname"><a href="a05796.html#a505c3780386ccd5ca9679f7264db97f9">std::ios_base::end</a></div><div class="ttdeci">static const seekdir end</div><div class="ttdoc">Request a seek relative to the current end of the sequence.</div><div class="ttdef"><b>Definition:</b> <a href="a00383_source.html#l00470">ios_base.h:470</a></div></div>
<div class="ttc" id="a01482_html_ga84d30d8c4b3f2cbe8ec2055c34a578da"><div class="ttname"><a href="a01482.html#ga84d30d8c4b3f2cbe8ec2055c34a578da">std::max</a></div><div class="ttdeci">_GLIBCXX14_CONSTEXPR const _Tp &amp; max(const _Tp &amp;, const _Tp &amp;)</div><div class="ttdoc">This does what you think it does.</div><div class="ttdef"><b>Definition:</b> <a href="a00530_source.html#l00219">stl_algobase.h:219</a></div></div>
<div class="ttc" id="a05796_html_a7187e216e5d16ec820ea1791002f85e0"><div class="ttname"><a href="a05796.html#a7187e216e5d16ec820ea1791002f85e0">std::ios_base::out</a></div><div class="ttdeci">static const openmode out</div><div class="ttdoc">Open for output. Default for ofstream and fstream.</div><div class="ttdef"><b>Definition:</b> <a href="a00383_source.html#l00446">ios_base.h:446</a></div></div>
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