shithub: MicroHs

ref: fb1ea1419f29aeed4f943db2ee8d46b3833980b8
dir: /lib/System/Cmd.hs/

View raw version 
module System.Cmd(system) where
import Prelude(); import MiniPrelude
import Foreign.C.String
import System.Exit

foreign import ccall "system" c_system :: CString -> IO Int

system :: String -> IO ExitCode
system s = do
  r <- withCAString s c_system
  return $ if r == 0 then ExitSuccess else ExitFailure r