88 lines
3.2 KiB
HTML
88 lines
3.2 KiB
HTML
<!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=utf-8">
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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/rename.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_rename</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_rename</h2>
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<p>The f_rename function renames and/or moves a file or sub-directory.</p>
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<pre>
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FRESULT f_rename (
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const TCHAR* <span class="arg">old_name</span>, <span class="c">/* [IN] Old object name */</span>
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const TCHAR* <span class="arg">new_name</span> <span class="c">/* [IN] New object name */</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>old_name</dt>
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<dd>Pointer to a null-terminated string that specifies the existing <a href="filename.html">file or sub-directory</a> to be renamed.</dd>
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<dt>new_name</dt>
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<dd>Pointer to a null-terminated string that specifies the new object name. A drive number may be specified in this string but it is ignored and assumed as the same drive of the <tt class="arg">old_name</tt>. Any object with this path name except <tt class="arg">old_name</tt> must not be exist, or the function fails with <tt>FR_EXIST</tt>.</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#ok">FR_NO_FILE</a>,
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<a href="rc.html#np">FR_NO_PATH</a>,
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<a href="rc.html#in">FR_INVALID_NAME</a>,
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<a href="rc.html#ex">FR_EXIST</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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<a href="rc.html#lo">FR_LOCKED</a>,
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<a href="rc.html#nc">FR_NOT_ENOUGH_CORE</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>Renames a file or sub-directory and can also move it to other directory in the same volume. The object to be renamed must not be an open object, or <em>the FAT volume can be collapsed</em>. Such the wrong operation is rejected safely when <a href="appnote.html#dup">file lock function</a> is enabled.</p>
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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><a href="config.html#fs_readonly">FF_FS_READONLY</a> == 0</tt> and <tt><a href="config.html#fs_minimize">FF_FS_MINIMIZE</a> == 0</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">/* Rename an object in the default drive */</span>
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<em>f_rename</em>("oldname.txt", "newname.txt");
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<span class="c">/* Rename an object in the drive 2 */</span>
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<em>f_rename</em>("2:oldname.txt", "newname.txt");
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<span class="c">/* Rename an object and move it to another directory in the drive */</span>
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<em>f_rename</em>("log.txt", "old/log0001.txt");
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</pre>
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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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