📄 remove.html
字号:
<!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) 2001-2003 The Open Group, All Rights Reserved --><title>remove</title></head><body bgcolor="white"><script type="text/javascript" language="JavaScript" src="../jscript/codes.js"></script><basefont size="3"> <a name="remove"></a> <a name="tag_03_605"></a><!-- remove --> <!--header start--><center><font size="2">The Open Group Base Specifications Issue 6<br>IEEE Std 1003.1, 2003 Edition<br>Copyright © 2001-2003 The IEEE and The Open Group, All Rights reserved.</font></center><!--header end--><hr size="2" noshade><h4><a name="tag_03_605_01"></a>NAME</h4><blockquote>remove - remove a file</blockquote><h4><a name="tag_03_605_02"></a>SYNOPSIS</h4><blockquote class="synopsis"><p><code><tt>#include <<a href="../basedefs/stdio.h.html">stdio.h</a>><br><br> int remove(const char *</tt><i>path</i><tt>);<br></tt></code></p></blockquote><h4><a name="tag_03_605_03"></a>DESCRIPTION</h4><blockquote><div class="box"><sup>[<a href="javascript:open_code('CX')">CX</a>]</sup> <img src="../images/opt-start.gif" alt="[Option Start]"border="0"> The functionality described on this reference page is aligned with the ISO C standard. Any conflict between therequirements described here and the ISO C standard is unintentional. This volume of IEEE Std 1003.1-2001 defers tothe ISO C standard. <img src="../images/opt-end.gif" alt="[Option End]" border="0"></div><p>The <i>remove</i>() function shall cause the file named by the pathname pointed to by <i>path</i> to be no longer accessible bythat name. A subsequent attempt to open that file using that name shall fail, unless it is created anew.</p><p><sup>[<a href="javascript:open_code('CX')">CX</a>]</sup> <img src="../images/opt-start.gif" alt="[Option Start]" border="0"> If<i>path</i> does not name a directory, <i>remove</i>(<i>path</i>) shall be equivalent to <i>unlink</i>(<i>path</i>).</p><p>If <i>path</i> names a directory, <i>remove</i>(<i>path</i>) shall be equivalent to <i>rmdir</i>(<i>path</i>). <img src="../images/opt-end.gif" alt="[Option End]" border="0"></p></blockquote><h4><a name="tag_03_605_04"></a>RETURN VALUE</h4><blockquote><p><sup>[<a href="javascript:open_code('CX')">CX</a>]</sup> <img src="../images/opt-start.gif" alt="[Option Start]" border="0">Refer to <a href="rmdir.html"><i>rmdir</i>()</a> or <a href="unlink.html"><i>unlink</i>()</a> . <img src="../images/opt-end.gif"alt="[Option End]" border="0"></p></blockquote><h4><a name="tag_03_605_05"></a>ERRORS</h4><blockquote><p><sup>[<a href="javascript:open_code('CX')">CX</a>]</sup> <img src="../images/opt-start.gif" alt="[Option Start]" border="0">Refer to <a href="rmdir.html"><i>rmdir</i>()</a> or <a href="unlink.html"><i>unlink</i>()</a> . <img src="../images/opt-end.gif"alt="[Option End]" border="0"></p></blockquote><hr><div class="box"><em>The following sections are informative.</em></div><h4><a name="tag_03_605_06"></a>EXAMPLES</h4><blockquote><h5><a name="tag_03_605_06_01"></a>Removing Access to a File</h5><p>The following example shows how to remove access to a file named <b>/home/cnd/old_mods</b>.</p><pre><tt>#include <stdio.h><br>int status;...status = remove("/home/cnd/old_mods");</tt></pre></blockquote><h4><a name="tag_03_605_07"></a>APPLICATION USAGE</h4><blockquote><p>None.</p></blockquote><h4><a name="tag_03_605_08"></a>RATIONALE</h4><blockquote><p>None.</p></blockquote><h4><a name="tag_03_605_09"></a>FUTURE DIRECTIONS</h4><blockquote><p>None.</p></blockquote><h4><a name="tag_03_605_10"></a>SEE ALSO</h4><blockquote><p><a href="rmdir.html"><i>rmdir</i>()</a> , <a href="unlink.html"><i>unlink</i>()</a> , the Base Definitions volume ofIEEE Std 1003.1-2001, <a href="../basedefs/stdio.h.html"><i><stdio.h></i></a></p></blockquote><h4><a name="tag_03_605_11"></a>CHANGE HISTORY</h4><blockquote><p>First released in Issue 3. Included for alignment with the POSIX.1-1988 standard and the ISO C standard.</p></blockquote><h4><a name="tag_03_605_12"></a>Issue 6</h4><blockquote><p>Extensions beyond the ISO C standard are marked.</p><p>The following new requirements on POSIX implementations derive from alignment with the Single UNIX Specification:</p><ul><li><p>The DESCRIPTION, RETURN VALUE, and ERRORS sections are updated so that if <i>path</i> is not a directory, <i>remove</i>() isequivalent to <a href="../functions/unlink.html"><i>unlink</i>()</a>, and if it is a directory, it is equivalent to <a href="../functions/rmdir.html"><i>rmdir</i>()</a>.</p></li></ul></blockquote><div class="box"><em>End of informative text.</em></div><hr><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
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -