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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"><html><head><!-- Copyright 1997 The Open Group, All Rights Reserved --><title>calendar</title></head><body bgcolor=white><center><font size=2>The Single UNIX ® Specification, Version 2<br>Copyright © 1997 The Open Group</font></center><hr size=2 noshade><h4><a name = "tag_000_000_229"> </a>NAME</h4><blockquote>calendar - reminder service (<b><a href="intro.html#tag_001_003_003">LEGACY</a></b>)</blockquote><h4><a name = "tag_000_000_230"> </a>SYNOPSIS</h4><blockquote><pre><code>calendar </code></pre></blockquote><h4><a name = "tag_000_000_231"> </a>DESCRIPTION</h4><blockquote>The<i>calendar</i>utilityconsults the file<b>calendar</b>in the current directoryand writes lines that contain today's ortomorrow's date anywhere in the line to standard output.On Fridays and weekends,<i>tomorrow</i>extends to the following Monday, inclusive.</blockquote><h4><a name = "tag_000_000_232"> </a>OPTIONS</h4><blockquote>None.</blockquote><h4><a name = "tag_000_000_233"> </a>OPERANDS</h4><blockquote>None.</blockquote><h4><a name = "tag_000_000_234"> </a>STDIN</h4><blockquote>Not used.</blockquote><h4><a name = "tag_000_000_235"> </a>INPUT FILES</h4><blockquote>The<b>calendar</b>file in the current directory is a text file.Each line can contain text that includes a string, in anylocation, that is interpreted as<i>today</i>'sor<i>tomorrow</i>'sdate.Month-day date formats such as<i>Aug.</i><i>24</i>,<i>august</i><i>24</i>and<i>8/24</i>are recognised.</blockquote><h4><a name = "tag_000_000_236"> </a>ENVIRONMENT VARIABLES</h4><blockquote>The following environment variables may affect the execution of<i>calendar</i>:<dl compact><dt><i>LANG</i><dd>Provide a default value for the internationalisation variablesthat are unset or null.If<i>LANG</i>is unset or null, the corresponding value from theimplementation-dependent default locale will be used.If any of the internationalisation variables contains an invalid setting, theutility will behave as if none of the variables had been defined.<dt><i>LC_ALL</i><dd>If set to a non-empty string value,override the values of all the other internationalisation variables.<dt><i>LC_CTYPE</i><dd>Determine thelocale for the interpretation of sequences of bytes of text data ascharacters (for example, single- as opposed to multi-byte charactersin input files).<dt><i>LC_MESSAGES</i><dd>Determine the locale that should be used to affectthe format and contents of diagnosticmessages written to standard error.<dt><i>LC_TIME</i><dd>Determine the format of the datestrings recognised by the<i>calendar</i>utility.<dt><i>NLSPATH</i><dd>Determine the location of message cataloguesfor the processing of<i>LC_MESSAGES .</i><dt><i>TZ</i><dd>Determine the timezone used to qualifythe date strings recognised by the<i>calendar</i>utility.</dl></blockquote><h4><a name = "tag_000_000_237"> </a>ASYNCHRONOUS EVENTS</h4><blockquote>Default.</blockquote><h4><a name = "tag_000_000_238"> </a>STDOUT</h4><blockquote>The standard output contains all of the selected lines from the<b>calendar</b>file.</blockquote><h4><a name = "tag_000_000_239"> </a>STDERR</h4><blockquote>Not used.</blockquote><h4><a name = "tag_000_000_240"> </a>OUTPUT FILES</h4><blockquote>None.</blockquote><h4><a name = "tag_000_000_241"> </a>EXTENDED DESCRIPTION</h4><blockquote>None.</blockquote><h4><a name = "tag_000_000_242"> </a>EXIT STATUS</h4><blockquote>The following exit values are returned:<dl compact><dt>0<dd>Successful completion.<dt>>0<dd>An error occurred.</dl></blockquote><h4><a name = "tag_000_000_243"> </a>CONSEQUENCES OF ERRORS</h4><blockquote>Default.</blockquote><h4><a name = "tag_000_000_244"> </a>APPLICATION USAGE</h4><blockquote>Some implementations support extensions that use operands.Portable applications must not use any operands to<i>calendar</i>.</blockquote><h4><a name = "tag_000_000_245"> </a>EXAMPLES</h4><blockquote>None.</blockquote><h4><a name = "tag_000_000_246"> </a>FUTURE DIRECTIONS</h4><blockquote>None.</blockquote><h4><a name = "tag_000_000_247"> </a>SEE ALSO</h4><blockquote>None.</blockquote><hr size=2 noshade><center><font size=2>UNIX ® is a registered Trademark of The Open Group.<br>Copyright © 1997 The Open Group<br> [ <a href="../index.html">Main Index</a> | <a href="../xshix.html">XSH</a> | <a href="../xcuix.html">XCU</a> | <a href="../xbdix.html">XBD</a> | <a href="../cursesix.html">XCURSES</a> | <a href="../xnsix.html">XNS</a> ]</font></center><hr size=2 noshade></body></html>⌨️ 快捷键说明
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