<!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#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 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>_FS_READONLY == 0</tt> and <tt>_FS_MINIMIZE == 0</tt>.</p> </div> <p class="foot"><a href="../00index_e.html">Return</a></p> </body> </html>