diff options
Diffstat (limited to 'include/functions.php')
-rw-r--r-- | include/functions.php | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/include/functions.php b/include/functions.php index 2d6716b81..8ede14a0b 100644 --- a/include/functions.php +++ b/include/functions.php @@ -139,6 +139,8 @@ * @return void */ function _debug($msg, $show = true) { + if (defined('SUPPRESS_DEBUGGING')) + return false; $ts = strftime("%H:%M:%S", time()); if (function_exists('posix_getpid')) { @@ -153,7 +155,29 @@ $fp = fopen(LOGFILE, 'a+'); if ($fp) { + $locked = false; + + if (function_exists("flock")) { + $tries = 0; + + // try to lock logfile for writing + while ($tries < 5 && !$locked = flock($fp, LOCK_EX | LOCK_NB)) { + sleep(1); + ++$tries; + } + + if (!$locked) { + fclose($fp); + return; + } + } + fputs($fp, "[$ts] $msg\n"); + + if (function_exists("flock")) { + flock($fp, LOCK_UN); + } + fclose($fp); } } |