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Diffstat (limited to 'tests/libposix/posix003.hs')
-rw-r--r-- | tests/libposix/posix003.hs | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/libposix/posix003.hs b/tests/libposix/posix003.hs new file mode 100644 index 0000000..b28f9f7 --- /dev/null +++ b/tests/libposix/posix003.hs @@ -0,0 +1,17 @@ + +import Control.Monad +import Data.Char +import System.Exit +import System.IO +import System.Process + +main = do hw <- openFile "po003.out" WriteMode + ph <- runProcess "pwd" [] (Just "/dev") Nothing Nothing (Just hw) Nothing + ec <- waitForProcess ph + hClose hw + unless (ec == ExitSuccess) $ error "pwd failed" + hr <- openFile "po003.out" ReadMode + output <- hGetContents hr + putStrLn ("Got: " ++ show (filter (not . isSpace) output)) + hClose hr + |