module Data.Number.Flint.Acb.Mat.Instances where import System.IO.Unsafe import Foreign.C.String import Foreign.Marshal.Alloc ( free ) import Data.Number.Flint.Arb.Types import Data.Number.Flint.Acb.Mat instance Show AcbMat where show :: AcbMat -> String show AcbMat x = IO String -> String forall a. IO a -> a unsafePerformIO (IO String -> String) -> IO String -> String forall a b. (a -> b) -> a -> b $ do (AcbMat _, CString cs) <- AcbMat -> (Ptr CAcbMat -> IO CString) -> IO (AcbMat, CString) forall {a}. AcbMat -> (Ptr CAcbMat -> IO a) -> IO (AcbMat, a) withAcbMat AcbMat x ((Ptr CAcbMat -> IO CString) -> IO (AcbMat, CString)) -> (Ptr CAcbMat -> IO CString) -> IO (AcbMat, CString) forall a b. (a -> b) -> a -> b $ \Ptr CAcbMat x -> do Ptr CAcbMat -> CLong -> ArbStrOption -> IO CString acb_mat_get_strn Ptr CAcbMat x CLong 16 ArbStrOption arb_str_no_radius String s <- CString -> IO String peekCString CString cs CString -> IO () forall a. Ptr a -> IO () free CString cs String -> IO String forall a. a -> IO a forall (m :: * -> *) a. Monad m => a -> m a return String s