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<!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 1.8.14"/> <meta name="viewport" content="width=device-width, initial-scale=1"/> <title>Ruby: ext/fcntl/fcntl.c 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="../../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">Ruby  <span id="projectnumber">2.1.10p492(2016-04-01revision54464)</span> </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.14 --> <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:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */ $(function() { initMenu('../../',false,false,'search.php','Search'); }); /* @license-end */</script> <div id="main-nav"></div> <div id="nav-path" class="navpath"> <ul> <li class="navelem"><a class="el" href="../../dir_31cedd4509e06940f559c1ca2f722e02.html">ext</a></li><li class="navelem"><a class="el" href="../../dir_edcac78fefd555296ea74cbd19166f0f.html">fcntl</a></li> </ul> </div> </div><!-- top --> <div class="header"> <div class="headertitle"> <div class="title">fcntl.c</div> </div> </div><!--header--> <div class="contents"> <a href="../../dc/de6/fcntl_8c.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">/************************************************</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"> fcntl.c -</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"> $Author: akr $</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> created at: Mon Apr 7 18:53:05 JST 1997</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"></span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> Copyright (C) 1997-2001 Yukihiro Matsumoto</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"></span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">************************************************/</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> </div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">/************************************************</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">= NAME</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"></span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">fcntl - load the C fcntl.h defines</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"></span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">= DESCRIPTION</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">This module is just a translation of the C <fcntl.h> file.</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"></span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">= NOTE</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"></span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">Only #define symbols get translated; you must still correctly</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">pack up your own arguments to pass as args for locking functions, etc.</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">************************************************/</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "<a class="code" href="../../d9/d3f/ruby_8h.html">ruby.h</a>"</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <fcntl.h></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="comment">/* Fcntl loads the constants defined in the system's <fcntl.h> C header</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"> * file, and used with both the fcntl(2) and open(2) POSIX system calls.</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment"> *</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment"> * To perform a fcntl(2) operation, use IO::fcntl.</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"> * To perform an open(2) operation, use IO::sysopen.</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment"> *</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"> * The set of operations and constants available depends upon specific</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment"> * operating system. Some values listed below may not be supported on your</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"> * system.</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment"> *</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment"> * See your fcntl(2) man page for complete details.</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"> *</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment"> * Open /tmp/tempfile as a write-only file that is created if it doesn't</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment"> * exist:</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment"> *</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment"> * require 'fcntl'</span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment"> *</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment"> * fd = IO.sysopen('/tmp/tempfile',</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment"> * Fcntl::O_WRONLY | Fcntl::O_EXCL | Fcntl::O_CREAT)</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment"> * f = IO.open(fd)</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"> * f.syswrite("TEMP DATA")</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment"> * f.close</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment"> *</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment"> * Get the flags on file +s+:</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment"> *</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"> * m = s.fcntl(Fcntl::F_GETFL, 0)</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment"> *</span></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment"> * Set the non-blocking flag on +f+ in addition to the existing flags in +m+.</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment"> *</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment"> * f.fcntl(Fcntl::F_SETFL, Fcntl::O_NONBLOCK|m)</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment"> *</span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment"> */</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="keywordtype">void</span></div><div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="../../dc/de6/fcntl_8c.html#a557afd987ed7a22c4b41f0e94dd722b5"> 65</a></span> <a class="code" href="../../dc/de6/fcntl_8c.html#a557afd987ed7a22c4b41f0e94dd722b5">Init_fcntl</a>()</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 class="code" href="../../de/de6/ruby_2ruby_8h.html#a3c1d4bfc6a81af60bdcb48744c35f760">VALUE</a> mFcntl = <a class="code" href="../../de/ddf/group__class.html#ga911071d40f9312e49a774ea0e1b12869">rb_define_module</a>(<span class="stringliteral">"Fcntl"</span>);</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="preprocessor">#ifdef F_DUPFD</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="comment">/* Document-const: F_DUPFD</span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment"> *</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="comment"> * Duplicate a file descriptor to the mimimum unused file descriptor</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="comment"> * greater than or equal to the argument.</span></div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="comment"> *</span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment"> * The close-on-exec flag of the duplicated file descriptor is set.</span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment"> * (Ruby uses F_DUPFD_CLOEXEC internally if available to avoid race</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="comment"> * condition. F_SETFD is used if F_DUPFD_CLOEXEC is not available.)</span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="comment"> */</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"F_DUPFD"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(<a class="code" href="../../dc/db1/win32_8h.html#ab93a8621587aba90181efd7d3aeea67e">F_DUPFD</a>));</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">#ifdef F_GETFD</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="comment">/* Document-const: F_GETFD</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="comment"> *</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="comment"> * Read the close-on-exec flag of a file descriptor.</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="comment"> */</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"F_GETFD"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(F_GETFD));</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="preprocessor">#ifdef F_GETLK</span></div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="comment">/* Document-const: F_GETLK</span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="comment"> *</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="comment"> * Determine whether a given region of a file is locked. This uses one of</span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="comment"> * the F_*LK flags.</span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="comment"> */</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"F_GETLK"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(F_GETLK));</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="preprocessor">#ifdef F_SETFD</span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="comment">/* Document-const: F_SETFD</span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="comment"> *</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="comment"> * Set the close-on-exec flag of a file descriptor.</span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="comment"> */</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"F_SETFD"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(F_SETFD));</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="preprocessor">#ifdef F_GETFL</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="comment">/* Document-const: F_GETFL</span></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment"> *</span></div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="comment"> * Get the file descriptor flags. This will be one or more of the O_*</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="comment"> * flags.</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment"> */</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"F_GETFL"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(F_GETFL));</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="preprocessor">#ifdef F_SETFL</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="comment">/* Document-const: F_SETFL</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment"> *</span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment"> * Set the file descriptor flags. This will be one or more of the O_*</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment"> * flags.</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment"> */</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"F_SETFL"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(<a class="code" href="../../dc/db1/win32_8h.html#af2939853c650561d3495ed40f68f6249">F_SETFL</a>));</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="preprocessor">#ifdef F_SETLK</span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="comment">/* Document-const: F_SETLK</span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="comment"> *</span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="comment"> * Acquire a lock on a region of a file. This uses one of the F_*LCK</span></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="comment"> * flags.</span></div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="comment"> */</span></div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"F_SETLK"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(F_SETLK));</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="preprocessor">#ifdef F_SETLKW</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="comment">/* Document-const: F_SETLKW</span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="comment"> *</span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="comment"> * Acquire a lock on a region of a file, waiting if necessary. This uses</span></div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="comment"> * one of the F_*LCK flags</span></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="comment"> */</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"F_SETLKW"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(F_SETLKW));</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="preprocessor">#ifdef FD_CLOEXEC</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="comment">/* Document-const: FD_CLOEXEC</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="comment"> *</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="comment"> * the value of the close-on-exec flag.</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="comment"> */</span></div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"FD_CLOEXEC"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(FD_CLOEXEC));</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="preprocessor">#ifdef F_RDLCK</span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="comment">/* Document-const: F_RDLCK</span></div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="comment"> *</span></div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="comment"> * Read lock for a region of a file</span></div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="comment"> */</span></div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"F_RDLCK"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(F_RDLCK));</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="preprocessor">#ifdef F_UNLCK</span></div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="comment">/* Document-const: F_UNLCK</span></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="comment"> *</span></div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="comment"> * Remove lock for a region of a file</span></div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="comment"> */</span></div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"F_UNLCK"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(F_UNLCK));</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="preprocessor">#ifdef F_WRLCK</span></div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="comment">/* Document-const: F_WRLCK</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="comment"> *</span></div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="comment"> * Write lock for a region of a file</span></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="comment"> */</span></div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"F_WRLCK"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(F_WRLCK));</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="preprocessor">#ifdef O_CREAT</span></div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="comment">/* Document-const: O_CREAT</span></div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="comment"> *</span></div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="comment"> * Create the file if it doesn't exist</span></div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="comment"> */</span></div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"O_CREAT"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(O_CREAT));</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="preprocessor">#ifdef O_EXCL</span></div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="comment">/* Document-const: O_EXCL</span></div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="comment"> *</span></div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="comment"> * Used with O_CREAT, fail if the file exists</span></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="comment"> */</span></div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"O_EXCL"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(O_EXCL));</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="preprocessor">#ifdef O_NOCTTY</span></div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="comment">/* Document-const: O_NOCTTY</span></div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="comment"> *</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="comment"> * Open TTY without it becoming the controlling TTY</span></div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="comment"> */</span></div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"O_NOCTTY"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(O_NOCTTY));</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="preprocessor">#ifdef O_TRUNC</span></div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="comment">/* Document-const: O_TRUNC</span></div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="comment"> *</span></div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="comment"> * Truncate the file on open</span></div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="comment"> */</span></div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"O_TRUNC"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(O_TRUNC));</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="preprocessor">#ifdef O_APPEND</span></div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="comment">/* Document-const: O_APPEND</span></div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="comment"> *</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="comment"> * Open the file in append mode</span></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="comment"> */</span></div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"O_APPEND"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(O_APPEND));</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="preprocessor">#ifdef O_NONBLOCK</span></div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="comment">/* Document-const: O_NONBLOCK</span></div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="comment"> *</span></div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="comment"> * Open the file in non-blocking mode</span></div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="comment"> */</span></div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"O_NONBLOCK"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(<a class="code" href="../../dc/db1/win32_8h.html#a39d33ce33804efd4d52606d59071c6d8">O_NONBLOCK</a>));</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="preprocessor">#ifdef O_NDELAY</span></div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="comment">/* Document-const: O_NDELAY</span></div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="comment"> *</span></div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="comment"> * Open the file in non-blocking mode</span></div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="comment"> */</span></div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"O_NDELAY"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(O_NDELAY));</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="preprocessor">#ifdef O_RDONLY</span></div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="comment">/* Document-const: O_RDONLY</span></div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span> <span class="comment"> *</span></div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="comment"> * Open the file in read-only mode</span></div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="comment"> */</span></div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"O_RDONLY"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(O_RDONLY));</div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="preprocessor">#ifdef O_RDWR</span></div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="comment">/* Document-const: O_RDWR</span></div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="comment"> *</span></div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span> <span class="comment"> * Open the file in read-write mode</span></div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span> <span class="comment"> */</span></div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"O_RDWR"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(O_RDWR));</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span> <span class="preprocessor">#ifdef O_WRONLY</span></div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="comment">/* Document-const: O_WRONLY</span></div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span> <span class="comment"> *</span></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="comment"> * Open the file in write-only mode.</span></div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span> <span class="comment"> */</span></div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"O_WRONLY"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a>(O_WRONLY));</div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span> <span class="preprocessor">#ifdef O_ACCMODE</span></div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="comment">/* Document-const: O_ACCMODE</span></div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span> <span class="comment"> *</span></div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="comment"> * Mask to extract the read/write flags</span></div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span> <span class="comment"> */</span></div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"O_ACCMODE"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#ac55fae7f748afd3fc2533d0d7d06cf5a">INT2FIX</a>(<a class="code" href="../../df/d0a/io_8c.html#a4dc4d45e07d2abc899bcaf04b2846a87">O_ACCMODE</a>));</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="comment">/* Document-const: O_ACCMODE</span></div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span> <span class="comment"> *</span></div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span> <span class="comment"> * Mask to extract the read/write flags</span></div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="comment"> */</span></div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <a class="code" href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a>(mFcntl, <span class="stringliteral">"O_ACCMODE"</span>, <a class="code" href="../../de/de6/ruby_2ruby_8h.html#ac55fae7f748afd3fc2533d0d7d06cf5a">INT2FIX</a>(O_RDONLY | O_WRONLY | O_RDWR));</div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span> }</div><div class="ttc" id="ruby_2ruby_8h_html_a7bce65407b21f6812267e8d5426201f0"><div class="ttname"><a href="../../de/de6/ruby_2ruby_8h.html#a7bce65407b21f6812267e8d5426201f0">INT2NUM</a></div><div class="ttdeci">#define INT2NUM(x)</div><div class="ttdef"><b>Definition:</b> <a href="../../de/de6/ruby_2ruby_8h_source.html#l01296">ruby.h:1296</a></div></div> <div class="ttc" id="win32_8h_html_ab93a8621587aba90181efd7d3aeea67e"><div class="ttname"><a href="../../dc/db1/win32_8h.html#ab93a8621587aba90181efd7d3aeea67e">F_DUPFD</a></div><div class="ttdeci">#define F_DUPFD</div><div class="ttdef"><b>Definition:</b> <a href="../../dc/db1/win32_8h_source.html#l00616">win32.h:616</a></div></div> <div class="ttc" id="ruby_8h_html"><div class="ttname"><a href="../../d9/d3f/ruby_8h.html">ruby.h</a></div></div> <div class="ttc" id="io_8c_html_a4dc4d45e07d2abc899bcaf04b2846a87"><div class="ttname"><a href="../../df/d0a/io_8c.html#a4dc4d45e07d2abc899bcaf04b2846a87">O_ACCMODE</a></div><div class="ttdeci">#define O_ACCMODE</div><div class="ttdef"><b>Definition:</b> <a href="../../df/d0a/io_8c_source.html#l00098">io.c:98</a></div></div> <div class="ttc" id="win32_8h_html_af2939853c650561d3495ed40f68f6249"><div class="ttname"><a href="../../dc/db1/win32_8h.html#af2939853c650561d3495ed40f68f6249">F_SETFL</a></div><div class="ttdeci">#define F_SETFL</div><div class="ttdef"><b>Definition:</b> <a href="../../dc/db1/win32_8h_source.html#l00622">win32.h:622</a></div></div> <div class="ttc" id="ruby_2ruby_8h_html_a861b20872f7d24f1c5f2da5261037322"><div class="ttname"><a href="../../de/de6/ruby_2ruby_8h.html#a861b20872f7d24f1c5f2da5261037322">rb_define_const</a></div><div class="ttdeci">void rb_define_const(VALUE, const char *, VALUE)</div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d2a/variable_8c_source.html#l02228">variable.c:2228</a></div></div> <div class="ttc" id="ruby_2ruby_8h_html_a3c1d4bfc6a81af60bdcb48744c35f760"><div class="ttname"><a href="../../de/de6/ruby_2ruby_8h.html#a3c1d4bfc6a81af60bdcb48744c35f760">VALUE</a></div><div class="ttdeci">unsigned long VALUE</div><div class="ttdef"><b>Definition:</b> <a href="../../de/de6/ruby_2ruby_8h_source.html#l00088">ruby.h:88</a></div></div> <div class="ttc" id="fcntl_8c_html_a557afd987ed7a22c4b41f0e94dd722b5"><div class="ttname"><a href="../../dc/de6/fcntl_8c.html#a557afd987ed7a22c4b41f0e94dd722b5">Init_fcntl</a></div><div class="ttdeci">void Init_fcntl()</div><div class="ttdef"><b>Definition:</b> <a href="../../dc/de6/fcntl_8c_source.html#l00065">fcntl.c:65</a></div></div> <div class="ttc" id="ruby_2ruby_8h_html_ac55fae7f748afd3fc2533d0d7d06cf5a"><div class="ttname"><a href="../../de/de6/ruby_2ruby_8h.html#ac55fae7f748afd3fc2533d0d7d06cf5a">INT2FIX</a></div><div class="ttdeci">#define INT2FIX(i)</div><div class="ttdef"><b>Definition:</b> <a href="../../de/de6/ruby_2ruby_8h_source.html#l00231">ruby.h:231</a></div></div> <div class="ttc" id="win32_8h_html_a39d33ce33804efd4d52606d59071c6d8"><div class="ttname"><a href="../../dc/db1/win32_8h.html#a39d33ce33804efd4d52606d59071c6d8">O_NONBLOCK</a></div><div class="ttdeci">#define O_NONBLOCK</div><div class="ttdef"><b>Definition:</b> <a href="../../dc/db1/win32_8h_source.html#l00626">win32.h:626</a></div></div> <div class="ttc" id="group__class_html_ga911071d40f9312e49a774ea0e1b12869"><div class="ttname"><a href="../../de/ddf/group__class.html#ga911071d40f9312e49a774ea0e1b12869">rb_define_module</a></div><div class="ttdeci">VALUE rb_define_module(const char *name)</div><div class="ttdef"><b>Definition:</b> <a href="../../d9/d0c/class_8c_source.html#l00727">class.c:727</a></div></div> </div><!-- fragment --></div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="../../doxygen.png" alt="doxygen"/> </a> 1.8.14 </small></address> </body> </html>
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