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-rw-r--r--haddock-test/src/Test/Haddock/Process.hs48
1 files changed, 48 insertions, 0 deletions
diff --git a/haddock-test/src/Test/Haddock/Process.hs b/haddock-test/src/Test/Haddock/Process.hs
new file mode 100644
index 00000000..ae720f6f
--- /dev/null
+++ b/haddock-test/src/Test/Haddock/Process.hs
@@ -0,0 +1,48 @@
+{-# LANGUAGE RecordWildCards #-}
+
+
+module Test.Haddock.Process where
+
+
+import Control.Monad
+
+import System.Exit
+import System.IO
+import System.Process
+
+
+type Environment = [(String, String)]
+
+
+data ProcessConfig = ProcessConfig
+ { pcArgs :: [String]
+ , pcWorkDir :: Maybe FilePath
+ , pcEnv :: Maybe Environment
+ , pcStdIn :: Maybe Handle
+ , pcStdOut :: Maybe Handle
+ , pcStdErr :: Maybe Handle
+ }
+
+
+processConfig :: ProcessConfig
+processConfig = ProcessConfig
+ { pcArgs = []
+ , pcWorkDir = Nothing
+ , pcEnv = Nothing
+ , pcStdIn = Nothing
+ , pcStdOut = Nothing
+ , pcStdErr = Nothing
+ }
+
+
+runProcess' :: FilePath -> ProcessConfig -> IO ProcessHandle
+runProcess' path (ProcessConfig { .. }) = runProcess
+ path pcArgs pcWorkDir pcEnv pcStdIn pcStdOut pcStdErr
+
+
+waitForSuccess :: String -> ProcessHandle -> IO ()
+waitForSuccess msg handle = do
+ result <- waitForProcess handle
+ unless (result == ExitSuccess) $ do
+ hPutStrLn stderr $ msg
+ exitFailure