<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.15"/> <meta name="viewport" content="width=device-width, initial-scale=1"/> <title>libstdc++: split_join_fn_imps.hpp Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="navtree.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="resize.js"></script> <script type="text/javascript" src="navtreedata.js"></script> <script type="text/javascript" src="navtree.js"></script> <script type="text/javascript"> /* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */ $(document).ready(initResizable); /* @license-end */</script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td id="projectalign" style="padding-left: 0.5em;"> <div id="projectname">libstdc++ </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.15 --> </div><!-- top --> <div id="side-nav" class="ui-resizable side-nav-resizable"> <div id="nav-tree"> <div id="nav-tree-contents"> <div id="nav-sync" class="sync"></div> </div> </div> <div id="splitbar" style="-moz-user-select:none;" class="ui-resizable-handle"> </div> </div> <script type="text/javascript"> /* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */ $(document).ready(function(){initNavTree('a17115_source.html','');}); /* @license-end */ </script> <div id="doc-content"> <div class="header"> <div class="headertitle"> <div class="title">binary_heap_/split_join_fn_imps.hpp</div> </div> </div><!--header--> <div class="contents"> <a href="a17115.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">// -*- 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) 2005-2018 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 terms</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// of the GNU General Public License as published by the Free Software</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// Foundation; either version 3, or (at your option) any later</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// 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, but</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// 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 GNU</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// 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">// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment">// Permission to use, copy, modify, sell, and distribute this software</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">// is hereby granted without fee, provided that the above copyright</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">// notice appears in all copies, and that both that copyright notice</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">// and this permission notice appear in supporting documentation. None</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">// of the above authors, nor IBM Haifa Research Laboratories, make any</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">// representation about the suitability of this software for any</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">// purpose. It is provided "as is" without express or implied</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment">// warranty.</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment"></span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">/**</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment"> * @file binary_heap_/split_join_fn_imps.hpp</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"> * Contains an implementation class for a binary_heap.</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment"> */</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> PB_DS_CLASS_T_DEC</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="keyword">template</span><<span class="keyword">typename</span> Pred></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="keywordtype">void</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> PB_DS_CLASS_C_DEC::</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> split(Pred pred, PB_DS_CLASS_C_DEC& other)</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>  PB_DS_ASSERT_VALID((*<span class="keyword">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>  typedef</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  typename entry_pred<value_type, Pred, _Alloc, simple_value>::type</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  pred_t;</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  const size_type <a class="code" href="a01538.html#a96d1c2cab30f14f4e34ccb460f1ad1c9">left</a> = partition(pred_t(pred));</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  _GLIBCXX_DEBUG_ASSERT(m_size >= <a class="code" href="a01538.html#a96d1c2cab30f14f4e34ccb460f1ad1c9">left</a>);</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  const size_type ersd = m_size - <a class="code" href="a01538.html#a96d1c2cab30f14f4e34ccb460f1ad1c9">left</a>;</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  _GLIBCXX_DEBUG_ASSERT(m_size >= ersd);</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  const size_type new_size = resize_policy::get_new_size_for_arbitrary(<a class="code" href="a01538.html#a96d1c2cab30f14f4e34ccb460f1ad1c9">left</a>);</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  const size_type other_actual_size = other.get_new_size_for_arbitrary(ersd);</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  entry_pointer a_entries = 0;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  entry_pointer a_other_entries = 0;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  __try</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>  a_entries = s_entry_allocator.allocate(new_size);</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  a_other_entries = s_entry_allocator.allocate(other_actual_size);</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>  __catch(...)</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  {</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">if</span> (a_entries != 0)</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  s_entry_allocator.deallocate(a_entries, new_size);</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">if</span> (a_other_entries != 0)</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  s_entry_allocator.deallocate(a_other_entries, other_actual_size);</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  __throw_exception_again;</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> </div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordflow">for</span> (size_type i = 0; i < other.m_size; ++i)</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  erase_at(other.m_a_entries, i, s_no_throw_copies_ind);</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  _GLIBCXX_DEBUG_ASSERT(new_size >= <a class="code" href="a01538.html#a96d1c2cab30f14f4e34ccb460f1ad1c9">left</a>);</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  std::copy(m_a_entries, m_a_entries + <a class="code" href="a01538.html#a96d1c2cab30f14f4e34ccb460f1ad1c9">left</a>, a_entries);</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  std::copy(m_a_entries + <a class="code" href="a01538.html#a96d1c2cab30f14f4e34ccb460f1ad1c9">left</a>, m_a_entries + m_size, a_other_entries);</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  s_entry_allocator.deallocate(m_a_entries, m_actual_size);</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  s_entry_allocator.deallocate(other.m_a_entries, other.m_actual_size);</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  m_actual_size = new_size;</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  other.m_actual_size = other_actual_size;</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>  m_size = <a class="code" href="a01538.html#a96d1c2cab30f14f4e34ccb460f1ad1c9">left</a>;</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  other.m_size = ersd;</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>  m_a_entries = a_entries;</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  other.m_a_entries = a_other_entries;</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>  make_heap();</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  other.make_heap();</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>  resize_policy::notify_arbitrary(m_actual_size);</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  other.notify_arbitrary(other.m_actual_size);</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>  PB_DS_ASSERT_VALID((*<span class="keyword">this</span>))</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  PB_DS_ASSERT_VALID(other)</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</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> PB_DS_CLASS_T_DEC</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> inline <span class="keywordtype">void</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> PB_DS_CLASS_C_DEC::</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> join(PB_DS_CLASS_C_DEC& other)</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>  PB_DS_ASSERT_VALID((*<span class="keyword">this</span>))</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  PB_DS_ASSERT_VALID(other)</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span> </div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  const size_type len = m_size + other.m_size;</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  const size_type new_size = resize_policy::get_new_size_for_arbitrary(len);</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> </div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  entry_pointer a_entries = 0;</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  entry_pointer a_other_entries = 0;</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  __try</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  {</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  a_entries = s_entry_allocator.allocate(new_size);</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  a_other_entries = s_entry_allocator.allocate(resize_policy::min_size);</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  }</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  __catch(...)</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  {</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordflow">if</span> (a_entries != 0)</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  s_entry_allocator.deallocate(a_entries, new_size);</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> </div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordflow">if</span> (a_other_entries != 0)</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  s_entry_allocator.deallocate(a_other_entries, resize_policy::min_size);</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  __throw_exception_again;</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> </div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  std::copy(m_a_entries, m_a_entries + m_size, a_entries);</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  std::copy(other.m_a_entries, other.m_a_entries + other.m_size,</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  a_entries + m_size);</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  s_entry_allocator.deallocate(m_a_entries, m_actual_size);</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  m_a_entries = a_entries;</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  m_size = len;</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  m_actual_size = new_size;</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  resize_policy::notify_arbitrary(new_size);</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  make_heap();</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  s_entry_allocator.deallocate(other.m_a_entries, other.m_actual_size);</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  other.m_a_entries = a_other_entries;</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  other.m_size = 0;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  other.m_actual_size = resize_policy::min_size;</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  other.notify_arbitrary(resize_policy::min_size);</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  other.make_heap();</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  </div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  PB_DS_ASSERT_VALID((*<span class="keyword">this</span>))</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  PB_DS_ASSERT_VALID(other)</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span> }</div><div class="ttc" id="a01538_html_a96d1c2cab30f14f4e34ccb460f1ad1c9"><div class="ttname"><a href="a01538.html#a96d1c2cab30f14f4e34ccb460f1ad1c9">std::left</a></div><div class="ttdeci">ios_base & left(ios_base &__base)</div><div class="ttdoc">Calls base.setf(ios_base::left, ios_base::adjustfield).</div><div class="ttdef"><b>Definition:</b> <a href="a00383_source.html#l01001">ios_base.h:1001</a></div></div> </div><!-- fragment --></div><!-- contents --> </div><!-- doc-content --> <!-- start footer part --> <div id="nav-path" class="navpath"><!-- id is needed for treeview function! --> <ul> <li class="navelem"><a class="el" href="dir_3a83f109ff04170a1f8448445d1bdcba.html">include</a></li><li class="navelem"><a class="el" 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