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(*
** For writing ATS code
** that translates into Python
*)
(* ****** ****** *)
#define ATS_DYNLOADFLAG 0
(* ****** ****** *)
//
// HX-2014-08:
// prefix for external names
//
#define
ATS_EXTERN_PREFIX "ats2pypre_"
#define
ATS_STATIC_PREFIX "_ats2pypre_reference_"
//
(* ****** ****** *)
//
#staload
UN = "prelude/SATS/unsafe.sats"
//
(* ****** ****** *)
//
#staload "./../basics_py.sats"
#staload "./../SATS/PYlist.sats"
#staload "./../SATS/reference.sats"
//
(* ****** ****** *)
//
(*
assume
ref_vt0ype_type(a:t@ype) = PYlist(a)
*)
//
(* ****** ****** *)
(*
//
implement
ref{a}(x) = $UN.cast{ref(a)}(PYlist_sing(x))
implement
ref_make_elt{a}(x) = $UN.cast{ref(a)}(PYlist_sing(x))
//
implement
ref_get_elt{a}(r) = let
val r = $UN.cast{PYlist(a)}(r) in PYlist_get_at(r, 0)
end // end of [ref_get_elt]
//
implement
ref_set_elt{a}(r, x0) = let
val r = $UN.cast{PYlist(a)}(r) in PYlist_set_at(r, 0, x0)
end // end of [ref_set_elt]
//
implement
ref_exch_elt{a}(r, x0) = let
val r =
$UN.cast{PYlist(a?)}(r)
// end of [val]
val x1 = PYlist_get_at(r, 0)
in
PYlist_set_at(r, 0, $UN.castvwtp0{a?}(x0)); $UN.castvwtp0{a}(x1)
end // end of [ref_exch_elt]
//
*)
(* ****** ****** *)
(* end of [reference.dats] *)
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