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| author | Yuval Adam <yuv.adm@gmail.com> | 2014-08-08 14:42:07 +0300 |
|---|---|---|
| committer | Yuval Adam <yuv.adm@gmail.com> | 2014-08-08 14:42:07 +0300 |
| commit | a6163888f3c56123b1db313743c6147ba498732c (patch) | |
| tree | ff7d15d991d1d09ba6cbc0cec80924f57445bfdd /third_party/FreeRTOS/Demo/Common/FileSystem/FatFs-0.7e/doc/en/truncate.html | |
| parent | c3e4c9a25c2910d2d66d52215b3406b13d5b23d5 (diff) | |
Add third_party libs
Diffstat (limited to 'third_party/FreeRTOS/Demo/Common/FileSystem/FatFs-0.7e/doc/en/truncate.html')
| -rw-r--r-- | third_party/FreeRTOS/Demo/Common/FileSystem/FatFs-0.7e/doc/en/truncate.html | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/third_party/FreeRTOS/Demo/Common/FileSystem/FatFs-0.7e/doc/en/truncate.html b/third_party/FreeRTOS/Demo/Common/FileSystem/FatFs-0.7e/doc/en/truncate.html new file mode 100644 index 0000000..cb6f0b0 --- /dev/null +++ b/third_party/FreeRTOS/Demo/Common/FileSystem/FatFs-0.7e/doc/en/truncate.html @@ -0,0 +1,71 @@ +<!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="stylesheet" href="../css_e.css" type="text/css" media="screen" title="ELM Default">
+<title>FatFs - f_truncate</title>
+</head>
+
+<body>
+
+<div class="para">
+<h2>f_truncate</h2>
+<p>The f_truncate function truncates the file size.</p>
+<pre>
+FRESULT f_truncate (
+ FIL* <em>FileObject</em> /* Pointer to the file object */
+);
+</pre>
+</div>
+
+<div class="para">
+<h4>Parameter</h4>
+<dl class="par">
+<dt>FileObject</dt>
+<dd>Pointer to the open file object to be truncated.</dd>
+</dl>
+</div>
+
+
+<div class="para">
+<h4>Return Values</h4>
+<dl class="ret">
+<dt>FR_OK (0)</dt>
+<dd>The function succeeded.</dd>
+<dt>FR_DENIED</dt>
+<dd>The file has been opened in read-only mode.</dd>
+<dt>FR_DISK_ERR</dt>
+<dd>The function failed due to an error in the disk function.</dd>
+<dt>FR_INT_ERR</dt>
+<dd>The function failed due to a wrong FAT structure or an internal error.</dd>
+<dt>FR_NOT_READY</dt>
+<dd>The disk drive cannot work due to no medium in the drive or any other reason.</dd>
+<dt>FR_INVALID_OBJECT</dt>
+<dd>The file object is invalid.</dd>
+</dl>
+</div>
+
+
+<div class="para">
+<h4>Description</h4>
+<p>The f_truncate function truncates the file size to the current file R/W point. When the file R/W pointer is already pointing end of the file, this function has no effect.</p>
+</div>
+
+
+<div class="para">
+<h4>QuickInfo</h4>
+<p>Available when <tt>_FS_READONLY == 0</tt> and <tt>_FS_MINIMIZE == 0</tt>.</p>
+</div>
+
+
+<div class="para">
+<h4>See Also</h4>
+<p><tt><a href="open.html">f_open</a>, <a href="lseek.html">f_lseek</a>, <a href="sfile.html">FIL</a></tt></p>
+</div>
+
+
+<p class="foot"><a href="../00index_e.html">Return</a></p>
+</body>
+</html>
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