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-rw-r--r--tv/2configs/xserver/default.nix2
-rw-r--r--tv/5pkgs/simple/xmonad-tv/default.nix26
2 files changed, 25 insertions, 3 deletions
diff --git a/tv/2configs/xserver/default.nix b/tv/2configs/xserver/default.nix
index a44ece8..199ffca 100644
--- a/tv/2configs/xserver/default.nix
+++ b/tv/2configs/xserver/default.nix
@@ -101,7 +101,7 @@ in {
"\${XMONAD_DATA_DIR}"
]}";
ExecStart = "${pkgs.xmonad-tv}/bin/xmonad-${currentSystem}";
- ExecStop = "${pkgs.xmonad-tv}/bin/xmonad-${currentSystem} --shutdown";
+ ExecStop = "${pkgs.xmonad-tv}/bin/xmonad-${currentSystem} --shutdown $MAINPID";
User = cfg.user.name;
WorkingDirectory = cfg.user.home;
};
diff --git a/tv/5pkgs/simple/xmonad-tv/default.nix b/tv/5pkgs/simple/xmonad-tv/default.nix
index 97cc299..ab4be91 100644
--- a/tv/5pkgs/simple/xmonad-tv/default.nix
+++ b/tv/5pkgs/simple/xmonad-tv/default.nix
@@ -19,6 +19,11 @@ pkgs.writeHaskellPackage "xmonad-tv" {
module Main where
+import System.IO.Error (isDoesNotExistError, tryIOError)
+import System.Exit (exitFailure)
+import Control.Monad (forever)
+import Control.Concurrent (threadDelay)
+
import Control.Exception
import Control.Monad.Extra (whenJustM)
import Graphics.X11.ExtraTypes.XF86
@@ -27,6 +32,8 @@ import XMonad
import System.IO (hPutStrLn, stderr)
import System.Environment (getArgs, getEnv, getEnvironment, lookupEnv)
import System.Posix.Process (executeFile)
+import System.Posix.Signals (nullSignal, signalProcess)
+import System.Posix.Types (ProcessID)
import XMonad.Actions.DynamicWorkspaces ( addWorkspacePrompt, renameWorkspace
, removeEmptyWorkspace)
import XMonad.Actions.GridSelect
@@ -57,8 +64,23 @@ myFont = "-schumacher-*-*-*-*-*-*-*-*-*-*-*-iso10646-*"
main :: IO ()
main = getArgs >>= \case
- ["--shutdown"] -> sendShutdownEvent
- _ -> mainNoArgs
+ [] -> mainNoArgs
+ ["--shutdown", pidArg] -> mainShutdown (read pidArg)
+ args -> hPutStrLn stderr ("bad arguments: " <> show args) >> exitFailure
+
+mainShutdown :: ProcessID -> IO ()
+mainShutdown pid = do
+ sendShutdownEvent
+ hPutStrLn stderr ("waiting for: " <> show pid)
+ result <- tryIOError (waitProcess pid)
+ if isSuccess result
+ then hPutStrLn stderr ("result: " <> show result <> " [AKA success^_^]")
+ else hPutStrLn stderr ("result: " <> show result)
+ where
+ isSuccess = either isDoesNotExistError (const False)
+
+waitProcess :: ProcessID -> IO ()
+waitProcess pid = forever (signalProcess nullSignal pid >> threadDelay 10000)
mainNoArgs :: IO ()
mainNoArgs = do