    {-# LANGUAGE TypeApplications #-}

    -- | Copyright  : Will Thompson and Iñaki García Etxebarria
    -- License    : LGPL-2.1
    -- Maintainer : Iñaki García Etxebarria
    --
    -- A Unix pipe. The advantage of this type over @int[2]@ is that it can
    -- be closed automatically when it goes out of scope, using @g_auto(GUnixPipe)@,
    -- on compilers that support that feature.
    --
    -- /Since: 2.80/

    #if !defined(__HADDOCK_VERSION__)
    #define ENABLE_OVERLOADING
    #endif

    module GI.GLib.Structs.UnixPipe
        (

    -- * Exported types
        UnixPipe(..)                            ,
        newZeroUnixPipe                         ,

     -- * Methods

    #if defined(ENABLE_OVERLOADING)
        ResolveUnixPipeMethod                   ,
    #endif

        ) where

    import Data.GI.Base.ShortPrelude
    import qualified Data.GI.Base.ShortPrelude as SP
    import qualified Data.GI.Base.Overloading as O
    import qualified Prelude as P

    import qualified Data.GI.Base.Attributes as GI.Attributes
    import qualified Data.GI.Base.BasicTypes as B.Types
    import qualified Data.GI.Base.ManagedPtr as B.ManagedPtr
    import qualified Data.GI.Base.GArray as B.GArray
    import qualified Data.GI.Base.GClosure as B.GClosure
    import qualified Data.GI.Base.GError as B.GError
    import qualified Data.GI.Base.GHashTable as B.GHT
    import qualified Data.GI.Base.GVariant as B.GVariant
    import qualified Data.GI.Base.GValue as B.GValue
    import qualified Data.GI.Base.GParamSpec as B.GParamSpec
    import qualified Data.GI.Base.CallStack as B.CallStack
    import qualified Data.GI.Base.Properties as B.Properties
    import qualified Data.GI.Base.Signals as B.Signals
    import qualified Control.Monad.IO.Class as MIO
    import qualified Data.Coerce as Coerce
    import qualified Data.Text as T
    import qualified Data.Kind as DK
    import qualified Data.ByteString.Char8 as B
    import qualified Data.Map as Map
    import qualified Foreign.Ptr as FP
    import qualified GHC.OverloadedLabels as OL
    import qualified GHC.Records as R
    import qualified Data.Word as DW
    import qualified Data.Int as DI
    import qualified System.Posix.Types as SPT
    import qualified Foreign.C.Types as FCT

    -- Workaround for https://gitlab.haskell.org/ghc/ghc/-/issues/23392
    #if MIN_VERSION_base(4,18,0)

    #else

    #endif

    -- | Memory-managed wrapper type.
    newtype UnixPipe = UnixPipe (SP.ManagedPtr UnixPipe)
        deriving (UnixPipe -> UnixPipe -> Bool
    (UnixPipe -> UnixPipe -> Bool)
    -> (UnixPipe -> UnixPipe -> Bool) -> Eq UnixPipe
    forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
    $c== :: UnixPipe -> UnixPipe -> Bool
    == :: UnixPipe -> UnixPipe -> Bool
    $c/= :: UnixPipe -> UnixPipe -> Bool
    /= :: UnixPipe -> UnixPipe -> Bool
    Eq)

    instance SP.ManagedPtrNewtype UnixPipe where
        toManagedPtr :: UnixPipe -> ManagedPtr UnixPipe
    toManagedPtr (UnixPipe ManagedPtr UnixPipe
    p) = ManagedPtr UnixPipe
    p

    instance BoxedPtr UnixPipe where
        boxedPtrCopy :: UnixPipe -> IO UnixPipe
    boxedPtrCopy = \UnixPipe
    p -> UnixPipe -> (Ptr UnixPipe -> IO UnixPipe) -> IO UnixPipe
    forall a c.
    (HasCallStack, ManagedPtrNewtype a) =>
    a -> (Ptr a -> IO c) -> IO c
    B.ManagedPtr.withManagedPtr UnixPipe
    p (Int -> Ptr UnixPipe -> IO (Ptr UnixPipe)
    forall a. (HasCallStack, CallocPtr a) => Int -> Ptr a -> IO (Ptr a)
    copyBytes Int
    8 (Ptr UnixPipe -> IO (Ptr UnixPipe))
    -> (Ptr UnixPipe -> IO UnixPipe) -> Ptr UnixPipe -> IO UnixPipe
    forall (m :: * -> *) a b c.
    Monad m =>
    (a -> m b) -> (b -> m c) -> a -> m c
    >=> (ManagedPtr UnixPipe -> UnixPipe) -> Ptr UnixPipe -> IO UnixPipe
    forall a.
    (HasCallStack, BoxedPtr a) =>
    (ManagedPtr a -> a) -> Ptr a -> IO a
    B.ManagedPtr.wrapPtr ManagedPtr UnixPipe -> UnixPipe
    UnixPipe)
        boxedPtrFree :: UnixPipe -> IO ()
    boxedPtrFree = \UnixPipe
    x -> UnixPipe -> (Ptr UnixPipe -> IO ()) -> IO ()
    forall a c.
    (HasCallStack, ManagedPtrNewtype a) =>
    a -> (Ptr a -> IO c) -> IO c
    SP.withManagedPtr UnixPipe
    x Ptr UnixPipe -> IO ()
    forall a. Ptr a -> IO ()
    SP.freeMem
    instance CallocPtr UnixPipe where
        boxedPtrCalloc :: IO (Ptr UnixPipe)
    boxedPtrCalloc = Int -> IO (Ptr UnixPipe)
    forall a. Int -> IO (Ptr a)
    callocBytes Int
    8

    -- | Construct a `UnixPipe` struct initialized to zero.
    newZeroUnixPipe :: MonadIO m => m UnixPipe
    newZeroUnixPipe :: forall (m :: * -> *). MonadIO m => m UnixPipe
    newZeroUnixPipe = IO UnixPipe -> m UnixPipe
    forall a. IO a -> m a
    forall (m :: * -> *) a. MonadIO m => IO a -> m a
    liftIO (IO UnixPipe -> m UnixPipe) -> IO UnixPipe -> m UnixPipe
    forall a b. (a -> b) -> a -> b
    $ IO (Ptr UnixPipe)
    forall a. CallocPtr a => IO (Ptr a)
    boxedPtrCalloc IO (Ptr UnixPipe) -> (Ptr UnixPipe -> IO UnixPipe) -> IO UnixPipe
    forall a b. IO a -> (a -> IO b) -> IO b
    forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
    >>= (ManagedPtr UnixPipe -> UnixPipe) -> Ptr UnixPipe -> IO UnixPipe
    forall a.
    (HasCallStack, BoxedPtr a) =>
    (ManagedPtr a -> a) -> Ptr a -> IO a
    wrapPtr ManagedPtr UnixPipe -> UnixPipe
    UnixPipe

    instance tag ~ 'AttrSet => Constructible UnixPipe tag where
        new :: forall (m :: * -> *).
    MonadIO m =>
    (ManagedPtr UnixPipe -> UnixPipe)
    -> [AttrOp UnixPipe tag] -> m UnixPipe
    new ManagedPtr UnixPipe -> UnixPipe
    _ [AttrOp UnixPipe tag]
    attrs = do
            UnixPipe
    o <- m UnixPipe
    forall (m :: * -> *). MonadIO m => m UnixPipe
    newZeroUnixPipe
            UnixPipe -> [AttrOp UnixPipe 'AttrSet] -> m ()
    forall o (m :: * -> *).
    MonadIO m =>
    o -> [AttrOp o 'AttrSet] -> m ()
    GI.Attributes.set UnixPipe
    o [AttrOp UnixPipe tag]
    [AttrOp UnixPipe 'AttrSet]
    attrs
            UnixPipe -> m UnixPipe
    forall a. a -> m a
    forall (m :: * -> *) a. Monad m => a -> m a
    return UnixPipe
    o

    -- XXX Skipped attribute for "UnixPipe:fds"
    -- Not implemented: Don't know how to unpack C array of type TCArray False 2 (-1) (TBasicType TInt)

    #if defined(ENABLE_OVERLOADING)
    instance O.HasAttributeList UnixPipe
    type instance O.AttributeList UnixPipe = UnixPipeAttributeList
    type UnixPipeAttributeList = ('[ ] :: [(Symbol, DK.Type)])
    #endif

    #if defined(ENABLE_OVERLOADING)
    type family ResolveUnixPipeMethod (t :: Symbol) (o :: DK.Type) :: DK.Type where
        ResolveUnixPipeMethod l o = O.MethodResolutionFailed l o

    instance (info ~ ResolveUnixPipeMethod t UnixPipe, O.OverloadedMethod info UnixPipe p) => OL.IsLabel t (UnixPipe -> p) where
    #if MIN_VERSION_base(4,10,0)
        fromLabel = O.overloadedMethod @info
    #else
        fromLabel _ = O.overloadedMethod @info
    #endif

    #if MIN_VERSION_base(4,13,0)
    instance (info ~ ResolveUnixPipeMethod t UnixPipe, O.OverloadedMethod info UnixPipe p, R.HasField t UnixPipe p) => R.HasField t UnixPipe p where
        getField = O.overloadedMethod @info

    #endif

    instance (info ~ ResolveUnixPipeMethod t UnixPipe, O.OverloadedMethodInfo info UnixPipe) => OL.IsLabel t (O.MethodProxy info UnixPipe) where
    #if MIN_VERSION_base(4,10,0)
        fromLabel = O.MethodProxy
    #else
        fromLabel _ = O.MethodProxy
    #endif

    #endif