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Diffstat (limited to 'docs/users_guide/exts/ffi.rst')
| -rw-r--r-- | docs/users_guide/exts/ffi.rst | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/docs/users_guide/exts/ffi.rst b/docs/users_guide/exts/ffi.rst index f23c223279..b490ac662d 100644 --- a/docs/users_guide/exts/ffi.rst +++ b/docs/users_guide/exts/ffi.rst @@ -437,18 +437,6 @@ specified. The syntax looks like: :: data {-# CTYPE "unistd.h" "useconds_t" #-} T = ... newtype {-# CTYPE "useconds_t" #-} T = ... -In case foreign declarations contain ``const``-qualified pointer return -type, `ConstPtr` from :base-ref:`Foreign.C.Types` may be used to -encode this, e.g. :: - - foreign import capi "header.h f" f :: CInt -> ConstPtr CInt - -which corresponds to - -.. code-block:: c - - const *int f(int); - ``hs_thread_done()`` ~~~~~~~~~~~~~~~~~~~~ |