fixed: yesod-bin: when C-c, kill yesod-bin and children process

* deleted: `setDelegateCtlc True`
* added: `setCreateGroup True`

When you use a group,
the child process will be terminated when the parent process is terminated.

yesod-bin/Devel.hs

@@ -345,7 +345,8 @@ devel opts passThroughArgs = do
         myPath <- getExecutablePath
         let procConfig = setStdout createSource
                        $ setStderr createSource
-                       $ setDelegateCtlc True $ proc "stack" $
+                       $ setCreateGroup True -- because need when yesod-bin killed and kill child ghc
+                       $ proc "stack" $
                 [ "build"
                 , "--fast"
                 , "--file-watch"

yesod-bin/README.md

@@ -83,6 +83,7 @@ Now some weird notes:
   `yesod devel` also writes to a file
   `yesod-devel/devel-terminate`. Your devel script should respect this
   file and shutdown whenever it exists.
+  (It may be fixed in 1.6.0.5.)
 * If your .cabal file defines them, `yesod devel` will tell Stack to
   build with the flags `dev` and `library-only`. You can use this to
   speed up compile times (biggest win: skip building executables, thus

yesod-bin/yesod-bin.cabal

@@ -1,5 +1,5 @@
 name:            yesod-bin
-version:         1.6.0.4
+version:         1.6.0.5
 license:         MIT
 license-file:    LICENSE
 author:          Michael Snoyman <michael@snoyman.com>