Idris2/tests/base/system_signal004/HandleManySignals.idr
2021-05-25 16:45:46 +01:00

21 lines
704 B
Idris

import System.Signal
import System
import Data.List
import Data.Fuel
main : IO ()
main = do
Right () <- collectSignal SigABRT
| Left (Error code) => putStrLn $ "error " ++ (show code)
putStrLn "before"
[Right (), Right (), Right ()] <- sequence $ replicate 3 (raiseSignal SigABRT)
| _ => putStrLn $ "got non-zero exit from a system call"
sleep 1
[SigABRT, SigABRT, SigABRT] <- handleManyCollectedSignals (limit 4)
| (_ :: _ :: _ :: []) => putStrLn "received the wrong signals."
| _ => putStrLn "did not receive expected number of signals."
putStrLn "after"
Right () <- defaultSignal SigABRT
| Left (Error code) => putStrLn $ "error " ++ (show code)
putStrLn "done."