Merge pull request #860 from raiatea/patch-1

Fix cross repository copy of empty files

Author: cdujeu

core/src/plugins/core.access/class.AbstractAccessDriver.php

@@ -314,7 +314,9 @@ protected function filecopy($srcFile, $destFile, $srcWrapperName, $destWrapperNa
             $dest = fopen($destFile, "w");
             if ($dest !== false) {
                 while (!feof($src)) {
-                    stream_copy_to_stream($src, $dest, 4096);
+                    //stream_copy_to_stream($src, $dest, 4096);
+                    $count = stream_copy_to_stream($src, $dest, 4096);
+                    if ($count == 0) break;
                 }
                 fclose($dest);
             }