Separate constructors for internal process names

1 files changed, 35 insertions, 0 deletions

diff --git a/src/Process.hs b/src/Process.hs
new file mode 100644
index 0000000..f409720
--- /dev/null
+++ b/src/Process.hs
@@ -0,0 +1,35 @@
+module Process (
+    Process(..),
+    ProcName(..),
+    textProcName, unpackProcName,
+) where
+
+import Control.Concurrent.STM
+
+import Data.Text (Text)
+import qualified Data.Text as T
+
+import System.IO
+import System.Posix.Signals
+import System.Process
+
+data Process = Process
+    { procName :: ProcName
+    , procHandle :: ProcessHandle
+    , procStdin :: Handle
+    , procOutput :: TVar [Text]
+    , procKillWith :: Maybe Signal
+    }
+
+data ProcName = ProcName Text
+              | ProcNameTcpdump
+              | ProcNameGDB
+    deriving (Eq, Ord)
+
+textProcName :: ProcName -> Text
+textProcName (ProcName name) = name
+textProcName ProcNameTcpdump = T.pack "tcpdump"
+textProcName ProcNameGDB = T.pack "gdb"
+
+unpackProcName :: ProcName -> String
+unpackProcName = T.unpack . textProcName