74 lines
2.4 KiB
HTML
74 lines
2.4 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
|
|
<html lang="en">
|
|
<head>
|
|
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
|
|
<meta http-equiv="Content-Style-Type" content="text/css">
|
|
<link rel="up" title="FatFs" href="../00index_e.html">
|
|
<link rel="alternate" hreflang="ja" title="Japanese" href="../ja/unlink.html">
|
|
<link rel="stylesheet" href="../css_e.css" type="text/css" media="screen" title="ELM Default">
|
|
<title>FatFs - f_unlink</title>
|
|
</head>
|
|
|
|
<body>
|
|
|
|
<div class="para func">
|
|
<h2>f_unlink</h2>
|
|
<p>The f_unlink function removes a file or sub-directory.</p>
|
|
<pre>
|
|
FRESULT f_unlink (
|
|
const TCHAR* <span class="arg">path</span> <span class="c">/* [IN] Object name */</span>
|
|
);
|
|
</pre>
|
|
</div>
|
|
|
|
<div class="para arg">
|
|
<h4>Parameter</h4>
|
|
<dl class="par">
|
|
<dt>path</dt>
|
|
<dd>Pointer to a null-terminated string that specifies the <a href="filename.html">file or sub-directory</a> to be removed.</dd>
|
|
</dl>
|
|
</div>
|
|
|
|
|
|
<div class="para ret">
|
|
<h4>Return Values</h4>
|
|
<p>
|
|
<a href="rc.html#ok">FR_OK</a>,
|
|
<a href="rc.html#de">FR_DISK_ERR</a>,
|
|
<a href="rc.html#ie">FR_INT_ERR</a>,
|
|
<a href="rc.html#nr">FR_NOT_READY</a>,
|
|
<a href="rc.html#ok">FR_NO_FILE</a>,
|
|
<a href="rc.html#np">FR_NO_PATH</a>,
|
|
<a href="rc.html#in">FR_INVALID_NAME</a>,
|
|
<a href="rc.html#dn">FR_DENIED</a>,
|
|
<a href="rc.html#wp">FR_WRITE_PROTECTED</a>,
|
|
<a href="rc.html#id">FR_INVALID_DRIVE</a>,
|
|
<a href="rc.html#ne">FR_NOT_ENABLED</a>,
|
|
<a href="rc.html#ns">FR_NO_FILESYSTEM</a>,
|
|
<a href="rc.html#tm">FR_TIMEOUT</a>,
|
|
<a href="rc.html#lo">FR_LOCKED</a>,
|
|
<a href="rc.html#nc">FR_NOT_ENOUGH_CORE</a>
|
|
</p>
|
|
</div>
|
|
|
|
|
|
<div class="para desc">
|
|
<h4>Description</h4>
|
|
<p>
|
|
If condition of the object to be removed is applicable to the following terms, the function will be rejected.<ul>
|
|
<li>The file/sub-directory must not have read-only attribute (<tt>AM_RDO</tt>), or the function will be rejected with <tt>FR_DENIED</tt>.</li>
|
|
<li>The sub-directory must be empty and must not be current directory, or the function will be rejected with <tt>FR_DENIED</tt>.</li>
|
|
<li>The file/sub-directory must not be opened, or the <em>FAT volume can be collapsed</em>. It will be rejected safely when <a href="appnote.html#dup">file lock function</a> is enabled.</li>
|
|
</ul>
|
|
</div>
|
|
|
|
|
|
<div class="para comp">
|
|
<h4>QuickInfo</h4>
|
|
<p>Available when <tt>FF_FS_READONLY == 0</tt> and <tt>FF_FS_MINIMIZE == 0</tt>.</p>
|
|
</div>
|
|
|
|
|
|
<p class="foot"><a href="../00index_e.html">Return</a></p>
|
|
</body>
|
|
</html>
|