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<title>FatFs - f_unlink</title>
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<div class="para func">
<h2>f_unlink</h2>
<p>The f_unlink function removes a file or directory.</p>
<pre>
FRESULT f_unlink (
  const TCHAR* <em>FileName</em>  <span class="c">/* Pointer to the object name */</span>
);
</pre>
</div>

<div class="para arg">
<h4>Parameter</h4>
<dl class="par">
<dt>FileName</dt>
<dd>Pointer to the null-terminated string that specifies an <a href="filename.html">object</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#de">FR_DENIED</a>,
<a href="rc.html#ex">FR_EXIST</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 fail with error.
<ul>
<li>The object must not have read-only attribute (AM_RDO) or the function will be rejected with <tt>FR_DENIED</tt>.</li>
<li>The 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 must not have been opened or the <em>FAT volume can be collapted</em>. It will able to be rejected with <tt>FR_LOCKED</tt> when <a href="appnote.html#dup">file shareing control</a> is enabled.</li>
</ul>
</div>


<div class="para comp">
<h4>QuickInfo</h4>
<p>Available when <tt>_FS_READONLY == 0</tt> and <tt>_FS_MINIMIZE == 0</tt>.</p>
</div>


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