Add exitSuccess :: IO a. For symmetry with exitFailure
[ghc-base.git] / System /
drwxr-xr-x   ..
-rw-r--r-- 5164 CPUTime.hsc
drwxr-xr-x - Console
-rw-r--r-- 5362 Environment.hs
-rw-r--r-- 2522 Exit.hs
-rw-r--r-- 20243 IO.hs
drwxr-xr-x - IO
-rw-r--r-- 1695 Info.hs
-rw-r--r-- 766 Mem.hs
drwxr-xr-x - Mem
drwxr-xr-x - Posix
-rw-r--r-- 3611 Timeout.hs