<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://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 1.8.11"/> <title>libg722_1: lt__private.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="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"> $(document).ready(initResizable); $(window).load(resizeHeight); </script> <link href="css.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">libg722_1  <span id="projectnumber">0.1.0</span> </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.11 --> <div id="navrow1" class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> <li><a href="annotated.html"><span>Classes</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> </ul> </div> <div id="navrow2" class="tabs2"> <ul class="tablist"> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>File Members</span></a></li> </ul> </div> </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"> $(document).ready(function(){initNavTree('lt____private_8h_source.html','');}); </script> <div id="doc-content"> <div class="header"> <div class="headertitle"> <div class="title">lt__private.h</div> </div> </div><!--header--> <div class="contents"> <div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* lt__private.h -- internal apis for libltdl</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"></span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> Copyright (C) 2004-2008, 2011-2015 Free Software Foundation, Inc.</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> Written by Gary V. Vaughan, 2004</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"></span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> NOTE: The canonical source of this file is maintained with the</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> GNU Libtool package. Report bugs to bug-libtool@gnu.org.</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"></span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">This library is free software; you can redistribute it and/or</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">modify it under the terms of the GNU Lesser General Public</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">License as published by the Free Software Foundation; either</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">version 2 of the License, or (at your option) any later version.</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"></span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">As a special exception to the GNU Lesser General Public License,</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">if you distribute this file as part of a program or library that</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">is built using GNU libtool, you may include this file under the</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">same distribution terms that you use for the rest of that program.</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"></span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">GNU Libltdl is distributed in the hope that it will be useful,</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">GNU Lesser General Public License for more details.</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"></span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">You should have received a copy of the GNU Lesser General Public</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">License along with GNU Libltdl; see the file COPYING.LIB. If not, a</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment">copy con be downloaded from http://www.gnu.org/licenses/lgpl.html,</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment">or obtained by writing to the Free Software Foundation, Inc.,</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">*/</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#if !defined LT__PRIVATE_H</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#define LT__PRIVATE_H 1</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">#if defined LT_CONFIG_H</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor"># include LT_CONFIG_H</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor"># include <config.h></span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include <stdio.h></span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include <ctype.h></span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#include <assert.h></span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#include <errno.h></span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#include <string.h></span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor">#if defined HAVE_UNISTD_H</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor"># include <unistd.h></span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment">/* Import internal interfaces... */</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor">#include "lt__alloc.h"</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="preprocessor">#include "lt__dirent.h"</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#include "lt__strl.h"</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#include "lt__glibc.h"</span></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> <span class="comment">/* ...and all exported interfaces. */</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#include "ltdl.h"</span></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> <span class="preprocessor">#if defined WITH_DMALLOC</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="preprocessor"># include <dmalloc.h></span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment">/* DLL building support on win32 hosts; mostly to workaround their</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment"> ridiculous implementation of data symbol exporting. */</span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor">#ifndef LT_GLOBAL_DATA</span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor"># if defined __WINDOWS__ || defined __CYGWIN__</span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="preprocessor"># if defined DLL_EXPORT </span><span class="comment">/* defined by libtool (if required) */</span><span class="preprocessor"></span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="preprocessor"># define LT_GLOBAL_DATA __declspec(dllexport)</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="preprocessor"># endif</span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor"># endif</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor"># ifndef LT_GLOBAL_DATA</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor"># define LT_GLOBAL_DATA </span><span class="comment">/* static linking or !__WINDOWS__ */</span><span class="preprocessor"></span></div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="preprocessor"># endif</span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="preprocessor">#endif</span></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> <span class="preprocessor">#ifndef __attribute__</span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="preprocessor"># if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 8) || __STRICT_ANSI__</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="preprocessor"># define __attribute__(x)</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="preprocessor"># endif</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="preprocessor">#endif</span></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> <span class="preprocessor">#ifndef LT__UNUSED</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="preprocessor"># define LT__UNUSED __attribute__ ((__unused__))</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </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> LT_BEGIN_C_DECLS</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="preprocessor">#if !defined errno</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="keyword">extern</span> <span class="keywordtype">int</span> errno;</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> LT_SCOPE <span class="keywordtype">void</span> lt__alloc_die_callback (<span class="keywordtype">void</span>);</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="comment">/* For readability: */</span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="preprocessor">#define STRNEQ(s1, s2) (strcmp((s1), (s2)) != 0)</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="preprocessor">#define STREQ(s1, s2) (strcmp((s1), (s2)) == 0)</span></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> </div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="comment">/* --- OPAQUE STRUCTURES DECLARED IN LTDL.H --- */</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> </div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment">/* This type is used for the array of interface data sets in each handler. */</span></div><div class="line"><a name="l00105"></a><span class="lineno"><a class="line" href="structlt__interface__data.html"> 105</a></span> <span class="keyword">typedef</span> <span class="keyword">struct </span>{</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  lt_dlinterface_id key;</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordtype">void</span> * data;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> } <a class="code" href="structlt__interface__data.html">lt_interface_data</a>;</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div><div class="line"><a name="l00110"></a><span class="lineno"><a class="line" href="structlt____handle.html"> 110</a></span> <span class="keyword">struct </span><a class="code" href="structlt____handle.html">lt__handle</a> {</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <a class="code" href="structlt____handle.html">lt_dlhandle</a> next;</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keyword">const</span> <a class="code" href="structlt__dlvtable.html">lt_dlvtable</a> * vtable; <span class="comment">/* dlopening interface */</span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <a class="code" href="structlt__dlinfo.html">lt_dlinfo</a> info; <span class="comment">/* user visible fields */</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keywordtype">int</span> depcount; <span class="comment">/* number of dependencies */</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <a class="code" href="structlt____handle.html">lt_dlhandle</a> * deplibs; <span class="comment">/* dependencies */</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  lt_module module; <span class="comment">/* system module handle */</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordtype">void</span> * system; <span class="comment">/* system specific data */</span></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <a class="code" href="structlt__interface__data.html">lt_interface_data</a> * interface_data; <span class="comment">/* per caller associated data */</span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keywordtype">int</span> flags; <span class="comment">/* various boolean stats */</span></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> </div><div class="line"><a name="l00122"></a><span class="lineno"><a class="line" href="structlt____advise.html"> 122</a></span> <span class="keyword">struct </span><a class="code" href="structlt____advise.html">lt__advise</a> {</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> try_ext:1; <span class="comment">/* try system library extensions. */</span></div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> is_resident:1; <span class="comment">/* module can't be unloaded. */</span></div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> is_symglobal:1; <span class="comment">/* module symbols can satisfy</span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="comment"> subsequently loaded modules. */</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> is_symlocal:1; <span class="comment">/* module symbols are only available</span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="comment"> locally. */</span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> try_preload_only:1;<span class="comment">/* only preloaded modules will be tried. */</span></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> </div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="comment">/* --- ERROR HANDLING --- */</span></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="comment">/* Extract the diagnostic strings from the error table macro in the same</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="comment"> order as the enumerated indices in lt_error.h. */</span></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> <span class="preprocessor">#define LT__STRERROR(name) lt__error_string(LT_CONC(LT_ERROR_,name))</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="preprocessor">#define LT__GETERROR(lvalue) (lvalue) = lt__get_last_error()</span></div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="preprocessor">#define LT__SETERRORSTR(errormsg) lt__set_last_error(errormsg)</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="preprocessor">#define LT__SETERROR(errorcode) LT__SETERRORSTR(LT__STRERROR(errorcode))</span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> </div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> LT_SCOPE <span class="keyword">const</span> <span class="keywordtype">char</span> *lt__error_string (<span class="keywordtype">int</span> errorcode);</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> LT_SCOPE <span class="keyword">const</span> <span class="keywordtype">char</span> *lt__get_last_error (<span class="keywordtype">void</span>);</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> LT_SCOPE <span class="keyword">const</span> <span class="keywordtype">char</span> *lt__set_last_error (<span class="keyword">const</span> <span class="keywordtype">char</span> *errormsg);</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> </div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> LT_END_C_DECLS</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> </div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="preprocessor">#endif </span><span class="comment">/*!defined LT__PRIVATE_H*/</span><span class="preprocessor"></span></div><div class="ttc" id="structlt__dlvtable_html"><div class="ttname"><a href="structlt__dlvtable.html">lt_dlvtable</a></div><div class="ttdef"><b>Definition:</b> lt_dlloader.h:62</div></div> <div class="ttc" id="structlt__dlinfo_html"><div class="ttname"><a href="structlt__dlinfo.html">lt_dlinfo</a></div><div class="ttdef"><b>Definition:</b> ltdl.h:131</div></div> <div class="ttc" id="structlt____advise_html"><div class="ttname"><a href="structlt____advise.html">lt__advise</a></div><div class="ttdef"><b>Definition:</b> lt__private.h:122</div></div> <div class="ttc" id="structlt__interface__data_html"><div class="ttname"><a href="structlt__interface__data.html">lt_interface_data</a></div><div class="ttdef"><b>Definition:</b> lt__private.h:105</div></div> <div class="ttc" id="structlt____handle_html"><div class="ttname"><a href="structlt____handle.html">lt__handle</a></div><div class="ttdef"><b>Definition:</b> lt__private.h:110</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_7594949b0bc11ccff0467624b372eab6.html">libltdl</a></li><li class="navelem"><a class="el" href="dir_2c696f629122c74b008f0c0b216da9f3.html">libltdl</a></li><li class="navelem"><b>lt__private.h</b></li> <li class="footer">Generated by <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.11 </li> </ul> </div> </body> </html>