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-rw-r--r--src/Utility/Process.hs28
1 files changed, 13 insertions, 15 deletions
diff --git a/src/Utility/Process.hs b/src/Utility/Process.hs
index ed02f49e..6d981cb5 100644
--- a/src/Utility/Process.hs
+++ b/src/Utility/Process.hs
@@ -174,22 +174,21 @@ createBackgroundProcess p a = a =<< createProcess p
-- returns a transcript combining its stdout and stderr, and
-- whether it succeeded or failed.
processTranscript :: String -> [String] -> (Maybe String) -> IO (String, Bool)
-processTranscript = processTranscript' id
+processTranscript cmd opts = processTranscript' (proc cmd opts)
-processTranscript' :: (CreateProcess -> CreateProcess) -> String -> [String] -> Maybe String -> IO (String, Bool)
-processTranscript' modproc cmd opts input = do
+processTranscript' :: CreateProcess -> Maybe String -> IO (String, Bool)
+processTranscript' cp input = do
#ifndef mingw32_HOST_OS
{- This implementation interleves stdout and stderr in exactly the order
- the process writes them. -}
(readf, writef) <- System.Posix.IO.createPipe
readh <- System.Posix.IO.fdToHandle readf
writeh <- System.Posix.IO.fdToHandle writef
- p@(_, _, _, pid) <- createProcess $ modproc $
- (proc cmd opts)
- { std_in = if isJust input then CreatePipe else Inherit
- , std_out = UseHandle writeh
- , std_err = UseHandle writeh
- }
+ p@(_, _, _, pid) <- createProcess $ cp
+ { std_in = if isJust input then CreatePipe else Inherit
+ , std_out = UseHandle writeh
+ , std_err = UseHandle writeh
+ }
hClose writeh
get <- mkreader readh
@@ -200,12 +199,11 @@ processTranscript' modproc cmd opts input = do
return (transcript, ok)
#else
{- This implementation for Windows puts stderr after stdout. -}
- p@(_, _, _, pid) <- createProcess $ modproc $
- (proc cmd opts)
- { std_in = if isJust input then CreatePipe else Inherit
- , std_out = CreatePipe
- , std_err = CreatePipe
- }
+ p@(_, _, _, pid) <- createProcess $ cp
+ { std_in = if isJust input then CreatePipe else Inherit
+ , std_out = CreatePipe
+ , std_err = CreatePipe
+ }
getout <- mkreader (stdoutHandle p)
geterr <- mkreader (stderrHandle p)