import Database.HDBC.PostgreSQL ( connectPostgreSQL )
import Database.HDBC.Sqlite3 ( connectSqlite3 )
import System.Console.CmdArgs ( def )
import System.Directory ( doesFileExist )
import System.IO ( hPutStrLn, stderr )
import CommandLine ( get_args )
import Database.HDBC.PostgreSQL ( connectPostgreSQL )
import Database.HDBC.Sqlite3 ( connectSqlite3 )
import System.Console.CmdArgs ( def )
import System.Directory ( doesFileExist )
import System.IO ( hPutStrLn, stderr )
import CommandLine ( get_args )
-import Configuration ( Configuration(..), merge_optional )
+import Configuration (
+ Configuration( host, port, username, password, database ),
+ merge_optional )