From 746130671b0ed067c946188a6ed03baad0b37006 Mon Sep 17 00:00:00 2001
From: Dennis Eichhorn <spl1nes.com@googlemail.com>
Date: Mon, 19 Dec 2016 19:43:11 +0100
Subject: [PATCH] Test file before writing

---
 Log/FileLogger.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Log/FileLogger.php b/Log/FileLogger.php
index 9aa47e3a8..50a8ae76a 100644
--- a/Log/FileLogger.php
+++ b/Log/FileLogger.php
@@ -309,6 +309,10 @@ class FileLogger implements LoggerInterface
     private function write(string $message) /* : void */
     {
         $this->createFile();
+        if(!is_readable($this->path)) {
+            return;
+        }
+
         $this->fp = fopen($this->path, 'a');
 
         if (flock($this->fp, LOCK_EX) && $this->fp !== false) {