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Diffstat (limited to 'Utility/Process.hs')
| -rw-r--r-- | Utility/Process.hs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Utility/Process.hs b/Utility/Process.hs index 1945e4b9d..3f93dc2fc 100644 --- a/Utility/Process.hs +++ b/Utility/Process.hs @@ -31,6 +31,7 @@ module Utility.Process ( stdinHandle, stdoutHandle, stderrHandle, + processHandle, devNull, ) where @@ -313,6 +314,9 @@ bothHandles :: (Maybe Handle, Maybe Handle, Maybe Handle, ProcessHandle) -> (Han bothHandles (Just hin, Just hout, _, _) = (hin, hout) bothHandles _ = error "expected bothHandles" +processHandle :: (Maybe Handle, Maybe Handle, Maybe Handle, ProcessHandle) -> ProcessHandle +processHandle (_, _, _, pid) = pid + {- Debugging trace for a CreateProcess. -} debugProcess :: CreateProcess -> IO () debugProcess p = do |