$curproc->log();


$curproc->logwarn();


$curproc->logerror();
	顼򤭤롣
	fatal error ȤϤʤ


$curproc->error_set($hash);

	$hash = {
		key         => ERROR_KEY,
		key_args    => {
			_arg_xxx => "yyy",
		},
		string      => ERROR_STRING,
		type        => TYPE,
		at_package  => PACKAGE,
		at_function => FUNCTION,
		at_line     => LINE_NUMBER,
	};


	error_queue = [  $hash_01, $hash_02, ... ]; ˤ

	$curproc->logerror( string ); 

	croak( __ʤ󤫡ΤƤĤäƤȤ뤷__ ) 

   Ǥ褤Ф礫 croak 뤱ɡ


$hash = $curproc->error_get();

	Ф󡢤Ȥäפ٤ǡ֡ޤä fatal error ξ
	Фˤ롣
