3 files changed, 9 insertions, 4 deletions

diff --git a/trivmix.cabal b/trivmix.cabal
index 1aebf91..5be6ccd 100644
--- a/trivmix.cabal
+++ b/trivmix.cabal
@@ -2,7 +2,7 @@
 -- documentation, see http://haskell.org/cabal/users-guide/
 
 name:                trivmix
-version:             2.7.4
+version:             2.7.5
 -- synopsis:            
 -- description:         
 license:             PublicDomain
@@ -38,6 +38,7 @@ executable trivmix
                      , explicit-exception >=0.1 && <1
                      , process >=1.2 && <2
                      , filelock >=0.1 && <1
+                     , systemd >=1.1.2 && <2
                      , trivmix
   hs-source-dirs:      trivmix
   default-language:    Haskell2010
diff --git a/trivmix.nix b/trivmix.nix
index c8149cf..873c7bf 100644
--- a/trivmix.nix
+++ b/trivmix.nix
@@ -1,17 +1,18 @@
 { mkDerivation, base, case-insensitive, data-default, directory
 , explicit-exception, filelock, filepath, hinotify, jack
-, optparse-applicative, process, stdenv, transformers, unix
+, optparse-applicative, process, stdenv, systemd, transformers
+, unix
 }:
 mkDerivation {
   pname = "trivmix";
-  version = "2.7.4";
+  version = "2.7.5";
   src = ./.;
   isLibrary = true;
   isExecutable = true;
   libraryHaskellDepends = [ base case-insensitive data-default ];
   executableHaskellDepends = [
     base directory explicit-exception filelock filepath hinotify jack
-    optparse-applicative process transformers unix
+    optparse-applicative process systemd transformers unix
   ];
   license = stdenv.lib.licenses.publicDomain;
 }
diff --git a/trivmix/Trivmix.hs b/trivmix/Trivmix.hs
index 50caa1b..493c964 100644
--- a/trivmix/Trivmix.hs
+++ b/trivmix/Trivmix.hs
@@ -16,6 +16,8 @@ import System.Posix.Types
 import System.Environment
 import System.Process
 
+import System.Systemd.Daemon (notifyReady)
+
 import Control.Concurrent
 import Control.Concurrent.MVar
 import Control.Concurrent.Chan
@@ -142,6 +144,7 @@ trivmix Options{..} = do
         Jack.withActivation client' . Trans.lift $ do
           forM_ run $ \script ->
             (callProcess script [client ++ ":" ++ input, client ++ ":" ++ output]) `catch` (\code -> hPutStrLn stderr $ script ++ " failed: " ++ show (code :: ExitCode))
+          notifyReady
           forever $ threadDelay 1000000
 
 mix :: MVar Level -> CFloat -> IO CFloat