Add a backend configuration option.

[dead/htsn-import.git] / src / Configuration.hs

diff --git a/src/Configuration.hs b/src/Configuration.hs
index feefe92f3761eb2ba7dcb68859255a7c27c28b80..d56cc936e6fc6983ae94ea78cc57885de27cbe54 100644 (file)
--- a/src/Configuration.hs
+++ b/src/Configuration.hs
@@ -10,15 +10,16 @@ where
 import System.Console.CmdArgs.Default ( Default(..) )
 import System.Log ( Priority( INFO ) )
 
+import Backend ( Backend(..) )
 import qualified OptionalConfiguration as OC (
   OptionalConfiguration(..),
   merge_maybes )
 
-
 -- | The main configuration data type. This will be passed to most of
 --   the important functions once it has been created.
 data Configuration =
   Configuration {
+    backend           :: Backend,
     connection_string :: String,
     log_file          :: Maybe FilePath,
     log_level         :: Priority,
@@ -29,10 +30,11 @@ data Configuration =
 --   values.
 instance Default Configuration where
   def = Configuration {
+          backend           = def,
           connection_string = def,
           log_file          = def,
           log_level         = INFO,
-          syslog           = def }
+          syslog            = def }
 
 
 -- | Merge a Configuration with an OptionalConfiguration. This is more
@@ -43,6 +45,7 @@ merge_optional :: Configuration
                -> Configuration
 merge_optional cfg opt_cfg =
   Configuration
+    (merge (backend cfg) (OC.backend opt_cfg))
     (merge (connection_string cfg) (OC.connection_string opt_cfg))
     (OC.merge_maybes (log_file cfg) (OC.log_file opt_cfg))
     (merge (log_level cfg) (OC.log_level opt_cfg))