(* Title: Pure/ML-Systems/polyml_common.ML
Compatibility file for Poly/ML -- common part for 5.x.
*)
fun op before (a, _: unit) = a;
exception Interrupt = SML90.Interrupt;
use "General/exn.ML";
if List.exists (fn s => s = "SingleAssignment") (PolyML.Compiler.structureNames ())
then ()
else use "ML-Systems/single_assignment_polyml.ML";
use "ML-Systems/multithreading.ML";
use "ML-Systems/ml_pretty.ML";
use "ML-Systems/use_context.ML";
val seconds = Time.fromReal;
(** ML system and platform related **)
val _ = PolyML.Compiler.forgetValue "isSome";
val _ = PolyML.Compiler.forgetValue "getOpt";
val _ = PolyML.Compiler.forgetValue "valOf";
val _ = PolyML.Compiler.forgetValue "foldl";
val _ = PolyML.Compiler.forgetValue "foldr";
val _ = PolyML.Compiler.forgetValue "print";
val _ = PolyML.Compiler.forgetValue "explode";
val _ = PolyML.Compiler.forgetValue "concat";
(* Compiler options *)
PolyML.Compiler.printInAlphabeticalOrder := false;
PolyML.Compiler.maxInlineSize := 80;
(* old Poly/ML emulation *)
fun quit () = exit 0;
(* restore old-style character / string functions *)
val ord = SML90.ord;
val chr = SML90.chr;
val raw_explode = SML90.explode;
val implode = SML90.implode;
(* prompts *)
fun ml_prompts p1 p2 = (PolyML.Compiler.prompt1 := p1; PolyML.Compiler.prompt2 := p2);
(* toplevel printing *)
local
val depth = ref 10;
in
fun get_print_depth () = ! depth;
fun print_depth n = (depth := n; PolyML.print_depth n);
end;
val error_depth = PolyML.error_depth;
val ml_make_string = "PolyML.makestring";
(** Runtime system **)
val exception_trace = PolyML.exception_trace;
val timing = PolyML.timing;
val profiling = PolyML.profiling;
fun profile 0 f x = f x
| profile n f x =
let
val _ = RunCall.run_call1 RuntimeCalls.POLY_SYS_profiler n;
val res = Exn.capture f x;
val _ = RunCall.run_call1 RuntimeCalls.POLY_SYS_profiler 0;
in Exn.release res end;