JezK
Edit File: a00449_source.html
<!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=11"/> <meta name="generator" content="Doxygen 1.9.4"/> <meta name="viewport" content="width=device-width, initial-scale=1"/> <title>FreeTDS API: include/freetds/utils/dlist.tmpl.h 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="search/search.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="search/searchdata.js"></script> <script type="text/javascript" src="search/search.js"></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 id="projectrow"> <td id="projectalign"> <div id="projectname">FreeTDS API </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.9.4 --> <script type="text/javascript"> /* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt MIT */ var searchBox = new SearchBox("searchBox", "search",'Search','.html'); /* @license-end */ </script> <script type="text/javascript" src="menudata.js"></script> <script type="text/javascript" src="menu.js"></script> <script type="text/javascript"> /* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt MIT */ $(function() { initMenu('',true,false,'search.php','Search'); $(document).ready(function() { init_search(); }); }); /* @license-end */ </script> <div id="main-nav"></div> <!-- window showing the filter options --> <div id="MSearchSelectWindow" onmouseover="return searchBox.OnSearchSelectShow()" onmouseout="return searchBox.OnSearchSelectHide()" onkeydown="return searchBox.OnSearchSelectKey(event)"> </div> <!-- iframe showing the search results (closed by default) --> <div id="MSearchResultsWindow"> <iframe src="javascript:void(0)" frameborder="0" name="MSearchResults" id="MSearchResults"> </iframe> </div> <div id="nav-path" class="navpath"> <ul> <li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a class="el" href="dir_f46f2c05841018b6ef8dbd3316ddb41a.html">freetds</a></li><li class="navelem"><a class="el" href="dir_0da4150d9fb2a5fe66d7630d7a98e2a8.html">utils</a></li> </ul> </div> </div><!-- top --> <div class="header"> <div class="headertitle"><div class="title">dlist.tmpl.h</div></div> </div><!--header--> <div class="contents"> <div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">/* Dlist - dynamic list</span></div> <div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment"> * Copyright (C) 2016 Frediano Ziglio</span></div> <div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment"> *</span></div> <div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment"> * This program is free software; you can redistribute it and/or modify</span></div> <div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment"> * it under the terms of the GNU General Public License as published by</span></div> <div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment"> * the Free Software Foundation; either version 2 of the License, or</span></div> <div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment"> * (at your option) any later version.</span></div> <div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment"> *</span></div> <div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment"> * This program is distributed in the hope that it will be useful,</span></div> <div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div> <div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span></div> <div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="comment"> * GNU General Public License for more details.</span></div> <div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="comment"> *</span></div> <div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="comment"> * You should have received a copy of the GNU General Public License</span></div> <div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="comment"> * along with this program; if not, write to the Free Software</span></div> <div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="comment"> * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span></div> <div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="comment"> *</span></div> <div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="comment"> */</span></div> <div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> </div> <div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#include <freetds/bool.h></span></div> <div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#include <freetds/utils.h></span></div> <div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#include <freetds/macros.h></span></div> <div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> </div> <div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="preprocessor">#if !defined(DLIST_PREFIX) || !defined(DLIST_ITEM_TYPE) || !defined(DLIST_LIST_TYPE)</span></div> <div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="preprocessor">#error Required defines for dlist missing!</span></div> <div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="preprocessor">#endif</span></div> <div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> </div> <div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="preprocessor">#if defined(DLIST_NAME) || defined(DLIST_PASTER) || \</span></div> <div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span><span class="preprocessor"> defined(DLIST_EVALUATOR) || defined(DLIST_ITEM)</span></div> <div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span><span class="preprocessor">#error Some internal dlist macros already defined</span></div> <div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="preprocessor">#endif</span></div> <div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> </div> <div class="line"><a id="l00033" name="l00033"></a><span class="lineno"><a class="line" href="a01246.html"> 33</a></span><span class="keyword">typedef</span> <span class="keyword">struct</span></div> <div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span>{</div> <div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> <a class="code hl_struct" href="a01242.html">dlist_ring</a> ring;</div> <div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span>} <a class="code hl_struct" href="a01246.html">DLIST_LIST_TYPE</a>;</div> <div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> </div> <div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span><span class="preprocessor">#define DLIST_PASTER(x,y) x ## _ ## y</span></div> <div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span><span class="preprocessor">#define DLIST_EVALUATOR(x,y) DLIST_PASTER(x,y)</span></div> <div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span><span class="preprocessor">#define DLIST_NAME(suffix) DLIST_EVALUATOR(DLIST_PREFIX, suffix)</span></div> <div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span><span class="preprocessor">#define DLIST_ITEM(ring) \</span></div> <div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span><span class="preprocessor"> ((DLIST_ITEM_TYPE *) (((char *) (ring)) - TDS_OFFSET(DLIST_ITEM_TYPE, DLIST_NAME(item))))</span></div> <div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> </div> <div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span><span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> DLIST_NAME(check)(<a class="code hl_struct" href="a01246.html">DLIST_LIST_TYPE</a> *list)</div> <div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span>{</div> <div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span><span class="preprocessor">#if ENABLE_EXTRA_CHECKS</span></div> <div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> assert(list != NULL);</div> <div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> dlist_ring_check(&list->ring);</div> <div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span><span class="preprocessor">#endif</span></div> <div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span>}</div> <div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> </div> <div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span><span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> DLIST_NAME(init)(<a class="code hl_struct" href="a01246.html">DLIST_LIST_TYPE</a> *list)</div> <div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span>{</div> <div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> list->ring.next = list->ring.prev = &list->ring;</div> <div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> DLIST_NAME(check)(list);</div> <div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span>}</div> <div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> </div> <div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span><span class="keyword">static</span> <span class="keyword">inline</span> DLIST_ITEM_TYPE *DLIST_NAME(first)(<a class="code hl_struct" href="a01246.html">DLIST_LIST_TYPE</a> *list)</div> <div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span>{</div> <div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> <span class="keywordflow">return</span> list->ring.next == &list->ring ? NULL : DLIST_ITEM(list->ring.next);</div> <div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span>}</div> <div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> </div> <div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span><span class="keyword">static</span> <span class="keyword">inline</span> DLIST_ITEM_TYPE *DLIST_NAME(last)(<a class="code hl_struct" href="a01246.html">DLIST_LIST_TYPE</a> *list)</div> <div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span>{</div> <div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <span class="keywordflow">return</span> list->ring.prev == &list->ring ? NULL : DLIST_ITEM(list->ring.prev);</div> <div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span>}</div> <div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> </div> <div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span><span class="keyword">static</span> <span class="keyword">inline</span> DLIST_ITEM_TYPE *DLIST_NAME(next)(<a class="code hl_struct" href="a01246.html">DLIST_LIST_TYPE</a> *list, DLIST_ITEM_TYPE *item)</div> <div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span>{</div> <div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> <span class="keywordflow">return</span> item->DLIST_NAME(item).next == &list->ring ? NULL : DLIST_ITEM(item->DLIST_NAME(item).next);</div> <div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span>}</div> <div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> </div> <div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span><span class="keyword">static</span> <span class="keyword">inline</span> DLIST_ITEM_TYPE *DLIST_NAME(prev)(<a class="code hl_struct" href="a01246.html">DLIST_LIST_TYPE</a> *list, DLIST_ITEM_TYPE *item)</div> <div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span>{</div> <div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <span class="keywordflow">return</span> item->DLIST_NAME(item).prev == &list->ring ? NULL : DLIST_ITEM(item->DLIST_NAME(item).prev);</div> <div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span>}</div> <div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> </div> <div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span><span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> DLIST_NAME(prepend)(<a class="code hl_struct" href="a01246.html">DLIST_LIST_TYPE</a> *list, DLIST_ITEM_TYPE *item)</div> <div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span>{</div> <div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> DLIST_NAME(check)(list);</div> <div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> dlist_insert_after(&list->ring, &item->DLIST_NAME(item));</div> <div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> DLIST_NAME(check)(list);</div> <div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span>}</div> <div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> </div> <div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span><span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> DLIST_NAME(append)(<a class="code hl_struct" href="a01246.html">DLIST_LIST_TYPE</a> *list, DLIST_ITEM_TYPE *item)</div> <div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span>{</div> <div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> DLIST_NAME(check)(list);</div> <div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> dlist_insert_after(list->ring.prev, &item->DLIST_NAME(item));</div> <div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> DLIST_NAME(check)(list);</div> <div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span>}</div> <div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> </div> <div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span><span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> DLIST_NAME(remove)(<a class="code hl_struct" href="a01246.html">DLIST_LIST_TYPE</a> *list, DLIST_ITEM_TYPE *item)</div> <div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span>{</div> <div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> <a class="code hl_struct" href="a01242.html">dlist_ring</a> *prev = item->DLIST_NAME(item).prev, *next = item->DLIST_NAME(item).next;</div> <div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> DLIST_NAME(check)(list);</div> <div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <span class="keywordflow">if</span> (prev) {</div> <div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> prev->next = next;</div> <div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> next->prev = prev;</div> <div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> }</div> <div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> item->DLIST_NAME(item).prev = NULL;</div> <div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> item->DLIST_NAME(item).next = NULL;</div> <div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> DLIST_NAME(check)(list);</div> <div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span>}</div> <div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> </div> <div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span><span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> DLIST_NAME(in_list)(<a class="code hl_struct" href="a01246.html">DLIST_LIST_TYPE</a> *list, DLIST_ITEM_TYPE *item)</div> <div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span>{</div> <div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> DLIST_NAME(check)(list);</div> <div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> <span class="keywordflow">return</span> item->DLIST_NAME(item).prev != NULL || item->DLIST_NAME(item).next != NULL;</div> <div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span>}</div> <div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> </div> <div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span><span class="preprocessor">#undef DLIST_ITEM</span></div> <div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span><span class="preprocessor">#undef DLIST_NAME</span></div> <div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span><span class="preprocessor">#undef DLIST_ITEM_TYPE</span></div> <div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span><span class="preprocessor">#undef DLIST_LIST_TYPE</span></div> <div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span><span class="preprocessor">#undef DLIST_PREFIX</span></div> <div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span><span class="preprocessor">#undef DLIST_PASTER</span></div> <div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span><span class="preprocessor">#undef DLIST_EVALUATOR</span></div> <div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> </div> <div class="ttc" id="aa01242_html"><div class="ttname"><a href="a01242.html">dlist_ring</a></div><div class="ttdef"><b>Definition:</b> dlist.h:23</div></div> <div class="ttc" id="aa01246_html"><div class="ttname"><a href="a01246.html">DLIST_LIST_TYPE</a></div><div class="ttdef"><b>Definition:</b> dlist.tmpl.h:34</div></div> </div><!-- fragment --></div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.4 </small></address> </body> </html>