php-tail 추가

vendor/php-extended/php-tail/src/IllegalOsException.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace PhpExtended\Tail;
+
+/**
+ * IllegalOsException class file.
+ *
+ * This exception is thrown when the cheating method to tail a file, i.e.
+ * calling the tail unix function is choosen, but the running operating system
+ * is not supporting that function.
+ *
+ * @author Anastaszor
+ */
+class IllegalOsException extends TailException
+{
+	/**
+	 * Builds a new IllegalOsException object.
+	 *
+	 * @param string $filename the name of targeted file
+	 * @param int $nblines the number of lines that were demanded
+	 * @param int $hint an estimation of the line length in that file
+	 */
+	public function __construct($filename, $nblines, $hint)
+	{
+		parent::__construct($filename, $nblines, $hint,
+			'You can\'t try to call unix\'s tail function on a non unix system.',
+			500
+		);
+	}
+	
+}