function bbc_write_entry()
{
global $BBC_CACHE_PATH;
$file = $this->filename;
$base = basename($file);
if (!is_readable($file)) {
return array($base, "r");
}
if (!is_writable($file)) {
return array($base, "w");
}
$fp = defined("_BBC_DIO") ? dio_open($file, O_RDWR | O_APPEND) : fopen($file, "ab+");
if (defined("_BBC_DIO") && dio_fcntl($fp, F_SETLK, 1) !== -1) {
dio_write($fp, $this->string);
dio_fcntl($fp, F_SETLK, 0);
$ok = 1;
} else {
if (defined("_BBC_SEM") ? $id = bbc_semlock($file) : flock($fp, LOCK_EX)) {
fputs($fp, $this->string);
fflush($fp);
defined("_BBC_SEM") ? sem_release($id) : flock($fp, LOCK_UN);
$ok = 1;
}
}
defined("_BBC_DIO") ? dio_close($fp) : fclose($fp);
return isset($ok) ? array($base, "o") : array($base, "l");
}
function bbc_begin_write($file, $data)
{
$fp = defined("_BBC_DIO") ? dio_open($file, O_RDWR | O_APPEND) : fopen($file, "rb+");
if (defined("_BBC_DIO") && dio_fcntl($fp, F_SETLK, 1) !== -1) {
dio_seek($fp, 0);
dio_truncate($fp, 0);
dio_write($fp, $data);
return $fp;
} elseif (defined("_BBC_SEM") ? $id = bbc_semlock($file) : flock($fp, LOCK_EX)) {
rewind($fp);
fwrite($fp, $data);
fflush($fp);
ftruncate($fp, ftell($fp));
return defined("_BBC_SEM") ? array($fp, $id) : $fp;
} else {
defined("_BBC_DIO") ? dio_close($fp) : fclose($fp);
return false;
}
}