Am Donnerstag, den 06.04.2006, 16:37 -0700 schrieb John Meacham: > On Thu, Apr 06, 2006 at 04:28:01PM -0700, John Meacham wrote: > > I was curious if ghc could support the following basic types, they will > > likely just be aliases of existing types. > > > > WordPtr uintptr_t > > WordMax uintmax_t > > IntPtr intptr_t > > IntMax intmax_t > > > > all these C types are defined by ISO C so should be available, > > otherwise, they are easy enough to generate in ghcs autoconf script. > > > > jhc provides these under these names in Data.Word and Data.Int. > > they would be useful for writing jhc/ghc portable low level code, and > > writing 32/64 bit safe code. > > oh, I forgot the all important conversion routines, > > ptrToWordPtr :: Ptr a -> WordPtr > wordPtrToPtr :: WordPtr -> Ptr a > > ptrToIntPtr :: Ptr a -> IntPtr > intPtrToPtr :: IntPtr -> Ptr a > > jhc makes these available in Jhc.Addr, but if ghc decides to provide > them in a common spot (Foreign.Ptr maybe?) > > then I will have jhc follow suit. > > I'd also propose these be added to the FFI standard.
I collect additions to the FFI on the Haskell' wiki: http://hackage.haskell.org/trac/haskell-prime/wiki/ForeignFunctionInterface I added a note about these types. Any other ISO C types that we should include? Manuel _______________________________________________ Haskell-prime mailing list Haskell-prime@haskell.org http://haskell.org/mailman/listinfo/haskell-prime
