diff options
Diffstat (limited to 'inc')
| -rw-r--r-- | inc/io.php | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/inc/io.php b/inc/io.php index 4c7fb094f..6d3c20047 100644 --- a/inc/io.php +++ b/inc/io.php @@ -298,6 +298,11 @@ function io_saveFile($file, $content, $append=false) { * @return bool true on success */ function io_replaceInFile($file, $oldline, $newline, $regex=false, $maxlines=0) { + if ((string)$oldline === '') { + trigger_error('$oldline parameter cannot be empty in io_replaceInFile()', E_USER_WARNING); + return false; + } + if (!file_exists($file)) return true; io_lock($file); |