| Copyright | Will Thompson Iñaki García Etxebarria and Jonas Platte |
|---|---|
| License | LGPL-2.1 |
| Maintainer | Iñaki García Etxebarria |
| Safe Haskell | None |
| Language | Haskell2010 |
GI.Gio.Interfaces.FileDescriptorBased
Description
FileDescriptorBased is implemented by streams (implementations of
InputStream or OutputStream) that are based on file descriptors.
Note that <gio/gfiledescriptorbased.h> belongs to the UNIX-specific
GIO interfaces, thus you have to use the gio-unix-2.0.pc pkg-config
file when using it.
Since: 2.24
Synopsis
- newtype FileDescriptorBased = FileDescriptorBased (ManagedPtr FileDescriptorBased)
- noFileDescriptorBased :: Maybe FileDescriptorBased
- class (GObject o, IsDescendantOf FileDescriptorBased o) => IsFileDescriptorBased o
- toFileDescriptorBased :: (MonadIO m, IsFileDescriptorBased o) => o -> m FileDescriptorBased
- fileDescriptorBasedGetFd :: (HasCallStack, MonadIO m, IsFileDescriptorBased a) => a -> m Int32
Exported types
newtype FileDescriptorBased Source #
Memory-managed wrapper type.
Constructors
| FileDescriptorBased (ManagedPtr FileDescriptorBased) |
Instances
| Eq FileDescriptorBased Source # | |
Defined in GI.Gio.Interfaces.FileDescriptorBased Methods (==) :: FileDescriptorBased -> FileDescriptorBased -> Bool # (/=) :: FileDescriptorBased -> FileDescriptorBased -> Bool # | |
| GObject FileDescriptorBased Source # | |
Defined in GI.Gio.Interfaces.FileDescriptorBased Methods gobjectType :: IO GType # | |
| IsGValue FileDescriptorBased Source # | Convert |
Defined in GI.Gio.Interfaces.FileDescriptorBased Methods toGValue :: FileDescriptorBased -> IO GValue # fromGValue :: GValue -> IO FileDescriptorBased # | |
| HasParentTypes FileDescriptorBased Source # | |
Defined in GI.Gio.Interfaces.FileDescriptorBased | |
| type ParentTypes FileDescriptorBased Source # | |
Defined in GI.Gio.Interfaces.FileDescriptorBased | |
noFileDescriptorBased :: Maybe FileDescriptorBased Source #
A convenience alias for Nothing :: Maybe FileDescriptorBased.
class (GObject o, IsDescendantOf FileDescriptorBased o) => IsFileDescriptorBased o Source #
Type class for types which can be safely cast to FileDescriptorBased, for instance with toFileDescriptorBased.
Instances
| (GObject o, IsDescendantOf FileDescriptorBased o) => IsFileDescriptorBased o Source # | |
Defined in GI.Gio.Interfaces.FileDescriptorBased | |
toFileDescriptorBased :: (MonadIO m, IsFileDescriptorBased o) => o -> m FileDescriptorBased Source #
Cast to FileDescriptorBased, for types for which this is known to be safe. For general casts, use castTo.
Methods
Overloaded methods
getFd
fileDescriptorBasedGetFd Source #
Arguments
| :: (HasCallStack, MonadIO m, IsFileDescriptorBased a) | |
| => a |
|
| -> m Int32 | Returns: The file descriptor |
Gets the underlying file descriptor.
Since: 2.24