mirror of
https://github.com/idris-lang/Idris2.git
synced 2024-12-18 08:42:11 +03:00
19 lines
468 B
Idris
19 lines
468 B
Idris
import System
|
|
import System.File
|
|
import Data.Strings
|
|
|
|
main : IO ()
|
|
main = do
|
|
Just cmd <- getEnv "POPEN_CMD"
|
|
| Nothing => putStrLn "POPEN_CMD env var not set"
|
|
Right fh <- popen cmd Read
|
|
| Left err => printLn err
|
|
putStrLn "opened"
|
|
Right output <- fGetLine fh
|
|
| Left err => printLn err
|
|
pclose fh
|
|
putStrLn "closed"
|
|
let [idris2, _] = split ((==) ',') output
|
|
| _ => printLn "Unexpected result"
|
|
putStrLn idris2
|