90 lines
2.6 KiB
HTML
90 lines
2.6 KiB
HTML
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
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<html lang="en">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
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<meta http-equiv="Content-Style-Type" content="text/css">
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<link rel="up" title="FatFs" href="../00index_e.html">
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<link rel="alternate" hreflang="ja" title="Japanese" href="../ja/setlabel.html">
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<link rel="stylesheet" href="../css_e.css" type="text/css" media="screen" title="ELM Default">
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<title>FatFs - f_setlabel</title>
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</head>
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<body>
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<div class="para func">
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<h2>f_setlabel</h2>
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<p>The f_setlabel function sets/removes the label of a volume.</p>
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<pre>
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FRESULT f_setlabel (
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const TCHAR* <span class="arg">name</span> <span class="c">/* [IN] Volume label to be set */</span>
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);
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</pre>
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</div>
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<div class="para arg">
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<h4>Parameters</h4>
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<dl class="par">
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<dt>name</dt>
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<dd>Pointer to the null-terminated string that specifies the volume label to be set.</dd>
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</dl>
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</div>
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<div class="para ret">
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<h4>Return Values</h4>
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<p>
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<a href="rc.html#ok">FR_OK</a>,
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<a href="rc.html#de">FR_DISK_ERR</a>,
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<a href="rc.html#ie">FR_INT_ERR</a>,
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<a href="rc.html#nr">FR_NOT_READY</a>,
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<a href="rc.html#in">FR_INVALID_NAME</a>,
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<a href="rc.html#wp">FR_WRITE_PROTECTED</a>,
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<a href="rc.html#id">FR_INVALID_DRIVE</a>,
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<a href="rc.html#ne">FR_NOT_ENABLED</a>,
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<a href="rc.html#ns">FR_NO_FILESYSTEM</a>,
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<a href="rc.html#tm">FR_TIMEOUT</a>
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</p>
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</div>
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<div class="para desc">
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<h4>Description</h4>
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<p>When the string has a drive number, the volume label will be set to the volume specified by the drive number. If the volume label is a null-string, the volume label on the volume will be removed. The format of the volume label is similar to the SFN but there are some differences shown below:</p>
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<ul>
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<li>11 bytes or less in length as local character code.</li>
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<li>Cannot contain period.</li>
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<li>Can contain spaces anywhere in the name.</li>
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</ul>
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</div>
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<div class="para comp">
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<h4>QuickInfo</h4>
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<p>Available when <tt>_FS_READONLY == 0</tt> and <tt>_USE_LABEL == 1</tt>.</p>
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</div>
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<div class="para use">
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<h4>Example</h4>
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<pre>
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<span class="c">/* Set volume label to the default drive */</span>
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f_setlabel("DATA DISK");
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<span class="c">/* Set volume label to the drive 2 */</span>
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f_setlabel("2:DISK 3 OF 4");
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<span class="c">/* Remove volume label of the drive 2 */</span>
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f_setlabel("2:");
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</pre>
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</div>
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<div class="para ref">
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<h4>See Also</h4>
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<tt><a href="getlabel.html">f_getlabel</a></tt>
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</div>
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<p class="foot"><a href="../00index_e.html">Return</a></p>
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</body>
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</html>
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