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<div class="title">basic_file.h</div> </div>
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<a href="a01049.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Wrapper of C-language FILE struct -*- C++ -*-</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> </div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// Copyright (C) 2000-2013 Free Software Foundation, Inc.</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">//</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <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> <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> <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> <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> <span class="comment">// any later version.</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> </div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <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> <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> <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> <span class="comment">// GNU General Public License for more details.</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <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> <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> <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> </div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <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> <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> <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> <span class="comment">// <http://www.gnu.org/licenses/>.</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</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">// ISO C++ 14882: 27.8 File-based streams</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment">//</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"></span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">/** @file bits/basic_file.h</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"> * This is an internal header file, included by other library headers.</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"> * Do not attempt to use it directly. @headername{ios}</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#ifndef _GLIBCXX_BASIC_FILE_STDIO_H</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor"></span><span class="preprocessor">#define _GLIBCXX_BASIC_FILE_STDIO_H 1</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#pragma GCC system_header</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include <<a class="code" href="a01070.html">bits/c++config.h</a>></span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include <<a class="code" href="a01071.html">bits/c++io.h</a>></span> <span class="comment">// for __c_lock and __c_file</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include <<a class="code" href="a01314.html">ios</a>></span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="keyword">namespace </span>std _GLIBCXX_VISIBILITY(default)</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> {</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> _GLIBCXX_BEGIN_NAMESPACE_VERSION</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="comment">// Generic declaration.</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">template</span><<span class="keyword">typename</span> _CharT></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keyword">class </span>__basic_file; </div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="comment">// Specialization.</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">template</span><></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keyword">class </span>__basic_file<char></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">// Underlying data source/sink.</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  __c_file* _M_cfile;</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">// True iff we opened _M_cfile, and thus must close it ourselves.</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keywordtype">bool</span> _M_cfile_created;</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  __basic_file(__c_lock* __lock = 0) throw ();</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  __basic_file* </div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  open(const <span class="keywordtype">char</span>* __name, ios_base::openmode __mode, <span class="keywordtype">int</span> __prot = 0664);</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  __basic_file*</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  sys_open(__c_file* __file, ios_base::openmode);</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  __basic_file*</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  sys_open(<span class="keywordtype">int</span> __fd, ios_base::openmode __mode) throw ();</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  __basic_file* </div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  close(); </div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  _GLIBCXX_PURE <span class="keywordtype">bool</span> </div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  is_open() const throw ();</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  _GLIBCXX_PURE <span class="keywordtype">int</span> </div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  fd() throw ();</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  _GLIBCXX_PURE __c_file*</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  file() throw ();</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  ~__basic_file();</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <a class="code" href="a01662.html#a05eef5582eb5de62b76db4916f7adb84">streamsize</a> </div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  xsputn(const <span class="keywordtype">char</span>* __s, <a class="code" href="a01662.html#a05eef5582eb5de62b76db4916f7adb84">streamsize</a> __n);</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <a class="code" href="a01662.html#a05eef5582eb5de62b76db4916f7adb84">streamsize</a> </div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  xsputn_2(const <span class="keywordtype">char</span>* __s1, <a class="code" href="a01662.html#a05eef5582eb5de62b76db4916f7adb84">streamsize</a> __n1,</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  const <span class="keywordtype">char</span>* __s2, <a class="code" href="a01662.html#a05eef5582eb5de62b76db4916f7adb84">streamsize</a> __n2);</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <a class="code" href="a01662.html#a05eef5582eb5de62b76db4916f7adb84">streamsize</a> </div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  xsgetn(<span class="keywordtype">char</span>* __s, <a class="code" href="a01662.html#a05eef5582eb5de62b76db4916f7adb84">streamsize</a> __n);</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> </div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <a class="code" href="a01662.html#a48649c5c32f0251572b366063ee93032">streamoff</a></div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  seekoff(<a class="code" href="a01662.html#a48649c5c32f0251572b366063ee93032">streamoff</a> __off, ios_base::seekdir __way) throw ();</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordtype">int</span> </div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  sync();</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <a class="code" href="a01662.html#a05eef5582eb5de62b76db4916f7adb84">streamsize</a></div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  showmanyc();</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  };</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> _GLIBCXX_END_NAMESPACE_VERSION</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> } <span class="comment">// namespace</span></div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="preprocessor">#endif </span></div>
<div class="ttc" id="a01071_html"><div class="ttname"><a href="a01071.html">c++io.h</a></div></div>
<div class="ttc" id="a01662_html_a05eef5582eb5de62b76db4916f7adb84"><div class="ttname"><a href="a01662.html#a05eef5582eb5de62b76db4916f7adb84">std::streamsize</a></div><div class="ttdeci">ptrdiff_t streamsize</div><div class="ttdoc">Integral type for I/O operation counts and buffer sizes. </div><div class="ttdef"><b>Definition:</b> <a href="a01426_source.html#l00098">postypes.h:98</a></div></div>
<div class="ttc" id="a01070_html"><div class="ttname"><a href="a01070.html">c++config.h</a></div></div>
<div class="ttc" id="a01662_html_a48649c5c32f0251572b366063ee93032"><div class="ttname"><a href="a01662.html#a48649c5c32f0251572b366063ee93032">std::streamoff</a></div><div class="ttdeci">long long streamoff</div><div class="ttdoc">Type used by fpos, char_traits&lt;char&gt;, and char_traits&lt;wchar_t&gt;. </div><div class="ttdef"><b>Definition:</b> <a href="a01426_source.html#l00094">postypes.h:94</a></div></div>
<div class="ttc" id="a01314_html"><div class="ttname"><a href="a01314.html">ios</a></div></div>
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