Un outil pour savoir si une commande est posix - retour accueil
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22 <center><font size="2">The Open Group Base Specifications Issue 8<br>
23 IEEE Std 1003.1-2024<br>
24 Copyright © 2001-2024 The IEEE and The Open Group</font></center>
25 <hr size="2" noshade>
26 <a name="top" id="top"></a> <a name="false" id="false"></a> <a name="tag_20_43" id="tag_20_43"></a><!-- false -->
27 <h4 class="mansect"><a name="tag_20_43_01" id="tag_20_43_01"></a>NAME</h4>
28 <blockquote>false — return false value</blockquote>
29 <h4 class="mansect"><a name="tag_20_43_02" id="tag_20_43_02"></a>SYNOPSIS</h4>
30 <blockquote class="synopsis">
31 <p><code><tt>false</tt></code></p>
32 </blockquote>
33 <h4 class="mansect"><a name="tag_20_43_03" id="tag_20_43_03"></a>DESCRIPTION</h4>
34 <blockquote>
35 <p>The <i>false</i> utility shall return with a non-zero exit code.</p>
36 </blockquote>
37 <h4 class="mansect"><a name="tag_20_43_04" id="tag_20_43_04"></a>OPTIONS</h4>
38 <blockquote>
39 <p>None.</p>
40 </blockquote>
41 <h4 class="mansect"><a name="tag_20_43_05" id="tag_20_43_05"></a>OPERANDS</h4>
42 <blockquote>
43 <p>None.</p>
44 </blockquote>
45 <h4 class="mansect"><a name="tag_20_43_06" id="tag_20_43_06"></a>STDIN</h4>
46 <blockquote>
47 <p>Not used.</p>
48 </blockquote>
49 <h4 class="mansect"><a name="tag_20_43_07" id="tag_20_43_07"></a>INPUT FILES</h4>
50 <blockquote>
51 <p>None.</p>
52 </blockquote>
53 <h4 class="mansect"><a name="tag_20_43_08" id="tag_20_43_08"></a>ENVIRONMENT VARIABLES</h4>
54 <blockquote>
55 <p>None.</p>
56 </blockquote>
57 <h4 class="mansect"><a name="tag_20_43_09" id="tag_20_43_09"></a>ASYNCHRONOUS EVENTS</h4>
58 <blockquote>
59 <p>Default.</p>
60 </blockquote>
61 <h4 class="mansect"><a name="tag_20_43_10" id="tag_20_43_10"></a>STDOUT</h4>
62 <blockquote>
63 <p>Not used.</p>
64 </blockquote>
65 <h4 class="mansect"><a name="tag_20_43_11" id="tag_20_43_11"></a>STDERR</h4>
66 <blockquote>
67 <p>Not used.</p>
68 </blockquote>
69 <h4 class="mansect"><a name="tag_20_43_12" id="tag_20_43_12"></a>OUTPUT FILES</h4>
70 <blockquote>
71 <p>None.</p>
72 </blockquote>
73 <h4 class="mansect"><a name="tag_20_43_13" id="tag_20_43_13"></a>EXTENDED DESCRIPTION</h4>
74 <blockquote>
75 <p>None.</p>
76 </blockquote>
77 <h4 class="mansect"><a name="tag_20_43_14" id="tag_20_43_14"></a>EXIT STATUS</h4>
78 <blockquote>
79 <p>The <i>false</i> utility shall always exit with a value between 1 and 125, inclusive.</p>
80 </blockquote>
81 <h4 class="mansect"><a name="tag_20_43_15" id="tag_20_43_15"></a>CONSEQUENCES OF ERRORS</h4>
82 <blockquote>
83 <p>Default.</p>
84 </blockquote>
85 <hr>
86 <div class="box"><em>The following sections are informative.</em></div>
87 <h4 class="mansect"><a name="tag_20_43_16" id="tag_20_43_16"></a>APPLICATION USAGE</h4>
88 <blockquote>
89 <p>None.</p>
90 </blockquote>
91 <h4 class="mansect"><a name="tag_20_43_17" id="tag_20_43_17"></a>EXAMPLES</h4>
92 <blockquote>
93 <p>None.</p>
94 </blockquote>
95 <h4 class="mansect"><a name="tag_20_43_18" id="tag_20_43_18"></a>RATIONALE</h4>
96 <blockquote>
97 <p>None.</p>
98 </blockquote>
99 <h4 class="mansect"><a name="tag_20_43_19" id="tag_20_43_19"></a>FUTURE DIRECTIONS</h4>
100 <blockquote>
101 <p>None.</p>
102 </blockquote>
103 <h4 class="mansect"><a name="tag_20_43_20" id="tag_20_43_20"></a>SEE ALSO</h4>
104 <blockquote>
105 <p><a href="../utilities/true.html#"><i>true</i></a></p>
106 </blockquote>
107 <h4 class="mansect"><a name="tag_20_43_21" id="tag_20_43_21"></a>CHANGE HISTORY</h4>
108 <blockquote>
109 <p>First released in Issue 2.</p>
110 </blockquote>
111 <h4 class="mansect"><a name="tag_20_43_22" id="tag_20_43_22"></a>Issue 6</h4>
112 <blockquote>
113 <p>IEEE Std 1003.1-2001/Cor 1-2002, item XCU/TC1/D6/24 is applied, changing the STDERR section from "None." to
114 "Not used." for alignment with <a href="../utilities/V3_chap01.html#tag_18_04"><i>1.4 Utility Description Defaults</i></a> .</p>
115 </blockquote>
116 <h4 class="mansect"><a name="tag_20_43_23" id="tag_20_43_23"></a>Issue 8</h4>
117 <blockquote>
118 <p>Austin Group Defect 1321 is applied, changing the EXIT STATUS section.</p>
119 </blockquote>
120 <div class="box"><em>End of informative text.</em></div>
121 <hr>
122 <p> </p>
123 <a href="#top"><span class="topOfPage">return to top of page</span></a><br>
124 <hr size="2" noshade>
125 <center><font size="2">UNIX® is a registered Trademark of The Open Group.<br>
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