function osm_update_read_stderr($p) {
if($error=chop(fgets($p))) {
debug("$error", "osm_update");
}
elseif($p) {
mcp_unregister_stream(MCP_READ, $p);
}
}
function renderd_read() {
global $renderd_start_time;
global $renderd_pipes;
global $renderd_current;
if($f=fgets($renderd_pipes[1])) {
$f=trim($f);
$debug_level=D_DEBUG;
if(preg_match("/DONE TILE ([A-Za-z0-9_]+) ([0-9]+) ([0-9]+)\-([0-9]+) ([0-9]+)\-([0-9]+) in ([0-9\.]+) seconds/", $f, $m)) {
renderd_tiles_done($m);
$debug_level=D_NOTICE;
}
elseif(preg_match("/START TILE ([A-Za-z0-9_]+) ([0-9]+) ([0-9]+)\-([0-9]+) ([0-9]+)\-([0-9]+)/", $f, $m)) {
renderd_tiles_start($m);
$debug_level=D_NOTICE;
}
debug($f, "renderd", $debug_level);
}
else {
// renderd stopped, handle possible restart
$duration=time()-$renderd_start_time;
debug(sprintf("renderd aborted after %ds", $duration), "renderd");
// unregister stream from select
mcp_unregister_stream(MCP_READ, $renderd_pipes[1]);
fclose($renderd_pipes[0]);
fclose($renderd_pipes[1]);
fclose($renderd_pipes[2]);
$renderd_current=array();
// if renderd is not working properly (quit after less than a minute) don't
// restart but write debug message instead
if($duration>60)
renderd_restart();
else {
debug("not restarting renderd - respawning too fast", "renderd");
unset($renderd_pipes);
unset($renderd_proc);
}
}
}