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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta name="generator" content="HTML Tidy, see www.w3.org"><meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"><link type="text/css" rel="stylesheet" href="style.css"><!-- Generated by The Open Group's rhtm tool v1.2.1 --><!-- Copyright (c) 2001-2004 IEEE and The Open Group, All Rights Reserved --><title>sact</title></head><body bgcolor="white"><script type="text/javascript" language="JavaScript" src="../jscript/codes.js"></script><basefont size="3"> <a name="sact"></a> <a name="tag_04_124"></a><!-- sact --> <!--header start--><center><font size="2">The Open Group Base Specifications Issue 6<br>IEEE Std 1003.1, 2004 Edition<br>Copyright © 2001-2004 The IEEE and The Open Group, All Rights reserved.</font></center><!--header end--><hr size="2" noshade><h4><a name="tag_04_124_01"></a>NAME</h4><blockquote>sact - print current SCCS file-editing activity (<b>DEVELOPMENT</b>)</blockquote><h4><a name="tag_04_124_02"></a>SYNOPSIS</h4><blockquote class="synopsis"><div class="box"><code><tt><sup>[<a href="javascript:open_code('XSI')">XSI</a>]</sup> <img src="../images/opt-start.gif" alt="[Option Start]" border="0"> sact</tt> <i>file</i><tt>... <img src="../images/opt-end.gif" alt="[Option End]" border="0"></tt></code></div></blockquote><h4><a name="tag_04_124_03"></a>DESCRIPTION</h4><blockquote><p>The <i>sact</i> utility shall inform the user of any impending deltas to a named SCCS file by writing a list to standard output.This situation occurs when <a href="../utilities/get.html"><i>get</i></a> <b>-e</b> has been executed previously without asubsequent execution of <a href="../utilities/delta.html"><i>delta</i></a>, <a href="../utilities/unget.html"><i>unget</i></a>, or<a href="../utilities/sccs.html"><i>sccs</i></a> <b>unedit</b>.</p></blockquote><h4><a name="tag_04_124_04"></a>OPTIONS</h4><blockquote><p>None.</p></blockquote><h4><a name="tag_04_124_05"></a>OPERANDS</h4><blockquote><p>The following operand shall be supported:</p><dl compact><dt><i>file</i></dt><dd>A pathname of an existing SCCS file or a directory. If <i>file</i> is a directory, the <i>sact</i> utility shall behave asthough each file in the directory were specified as a named file, except that non-SCCS files (last component of the pathname doesnot begin with <b>s.</b>) and unreadable files shall be silently ignored. <p>If exactly one <i>file</i> operand appears, and it is <tt>'-'</tt>, the standard input shall be read; each line of the standardinput shall be taken to be the name of an SCCS file to be processed. Non-SCCS files and unreadable files shall be silentlyignored.</p></dd></dl></blockquote><h4><a name="tag_04_124_06"></a>STDIN</h4><blockquote><p>The standard input shall be a text file used only when the <i>file</i> operand is specified as <tt>'-'</tt>. Each line of thetext file shall be interpreted as an SCCS pathname.</p></blockquote><h4><a name="tag_04_124_07"></a>INPUT FILES</h4><blockquote><p>Any SCCS files interrogated are files of an unspecified format.</p></blockquote><h4><a name="tag_04_124_08"></a>ENVIRONMENT VARIABLES</h4><blockquote><p>The following environment variables shall affect the execution of <i>sact</i>:</p><dl compact><dt><i>LANG</i></dt><dd>Provide a default value for the internationalization variables that are unset or null. (See the Base Definitions volume ofIEEE Std 1003.1-2001, <a href="../basedefs/xbd_chap08.html#tag_08_02">Section 8.2, Internationalization Variables</a> forthe precedence of internationalization variables used to determine the values of locale categories.)</dd><dt><i>LC_ALL</i></dt><dd>If set to a non-empty string value, override the values of all the other internationalization variables.</dd><dt><i>LC_CTYPE</i></dt><dd>Determine the locale for the interpretation of sequences of bytes of text data as characters (for example, single-byte asopposed to multi-byte characters in arguments and input files).</dd><dt><i>LC_MESSAGES</i></dt><dd>Determine the locale that should be used to affect the format and contents of diagnostic messages written to standarderror.</dd><dt><i>NLSPATH</i></dt><dd>Determine the location of message catalogs for the processing of <i>LC_MESSAGES .</i></dd></dl></blockquote><h4><a name="tag_04_124_09"></a>ASYNCHRONOUS EVENTS</h4><blockquote><p>Default.</p></blockquote><h4><a name="tag_04_124_10"></a>STDOUT</h4><blockquote><p>The output for each named file shall consist of a line in the following format:</p><pre><tt>"%s<img src="../images/delta.gif" border="0">%s<img src="../images/delta.gif" border="0">%s<img src="../images/delta.gif"border="0">%s<img src="../images/delta.gif" border="0">%s\n", <</tt><i>SID</i><tt>>, <</tt><i>new SID</i><tt>>, <</tt><i>login</i><tt>>, <</tt><i>date</i><tt>>, <</tt><i>time</i><tt>></tt></pre><dl compact><dt><<i>SID</i>></dt><dd>Specifies the SID of a delta that currently exists in the SCCS file to which changes are made to make the new delta.</dd><dt><<i>new SID</i>></dt><dd>Specifies the SID for the new delta to be created.</dd><dt><<i>login</i>></dt><dd>Contains the login name of the user who makes the delta (that is, who executed a <a href="../utilities/get.html"><i>get</i></a>for editing).</dd><dt><<i>date</i>></dt><dd>Contains the date that <a href="../utilities/get.html"><i>get</i></a> <b>-e</b> was executed, in the format used by the <ahref="../utilities/prs.html"><i>prs</i></a> <b>:D:</b> data keyword.</dd><dt><<i>time</i>></dt><dd>Contains the time that <a href="../utilities/get.html"><i>get</i></a> <b>-e</b> was executed, in the format used by the <ahref="../utilities/prs.html"><i>prs</i></a> <b>:T:</b> data keyword.</dd></dl><p>If there is more than one named file or if a directory or standard input is named, each pathname shall be written before each ofthe preceding lines:</p><pre><tt>"\n%s:\n", <</tt><i>pathname</i><tt>></tt></pre></blockquote><h4><a name="tag_04_124_11"></a>STDERR</h4><blockquote><p>The standard error shall be used only for optional informative messages concerning SCCS files with no impending deltas, and fordiagnostic messages.</p></blockquote><h4><a name="tag_04_124_12"></a>OUTPUT FILES</h4><blockquote><p>None.</p></blockquote><h4><a name="tag_04_124_13"></a>EXTENDED DESCRIPTION</h4><blockquote><p>None.</p></blockquote><h4><a name="tag_04_124_14"></a>EXIT STATUS</h4><blockquote><p>The following exit values shall be returned:</p><dl compact><dt> 0</dt><dd>Successful completion.</dd><dt>>0</dt><dd>An error occurred.</dd></dl></blockquote><h4><a name="tag_04_124_15"></a>CONSEQUENCES OF ERRORS</h4><blockquote><p>Default.</p></blockquote><hr><div class="box"><em>The following sections are informative.</em></div><h4><a name="tag_04_124_16"></a>APPLICATION USAGE</h4><blockquote><p>None.</p></blockquote><h4><a name="tag_04_124_17"></a>EXAMPLES</h4><blockquote><p>None.</p></blockquote><h4><a name="tag_04_124_18"></a>RATIONALE</h4><blockquote><p>None.</p></blockquote><h4><a name="tag_04_124_19"></a>FUTURE DIRECTIONS</h4><blockquote><p>None.</p></blockquote><h4><a name="tag_04_124_20"></a>SEE ALSO</h4><blockquote><p><a href="delta.html"><i>delta</i></a>, <a href="get.html"><i>get</i></a>, <a href="sccs.html"><i>sccs</i></a>, <a href="unget.html"><i>unget</i></a></p></blockquote><h4><a name="tag_04_124_21"></a>CHANGE HISTORY</h4><blockquote><p>First released in Issue 2.</p></blockquote><div class="box"><em>End of informative text.</em></div><hr size="2" noshade><center><font size="2"><!--footer start-->UNIX ® is a registered Trademark of The Open Group.<br>POSIX ® is a registered Trademark of The IEEE.<br>[ <a href="../mindex.html">Main Index</a> | <a href="../basedefs/contents.html">XBD</a> | <a href="../utilities/contents.html">XCU</a> | <a href="../functions/contents.html">XSH</a> | <a href="../xrat/contents.html">XRAT</a>]</font></center><!--footer end--><hr size="2" noshade></body></html>⌨️ 快捷键说明
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