Support HVs.

[perl4caml.git] / perl.ml

diff --git a/perl.ml b/perl.ml
index da811c0..95ad3e5 100644 (file)
--- a/perl.ml
+++ b/perl.ml
@@ -1,12 +1,13 @@
 (* Interface to Perl from OCaml.
  * Copyright (C) 2003 Merjis Ltd.
- * $Id: perl.ml,v 1.7 2003-10-16 08:54:56 rich Exp $
+ * $Id: perl.ml,v 1.8 2003-10-18 12:36:09 rich Exp $
  *)
 
 type t
 
 type sv
 type av
+type hv
 
 exception Perl_failure of string
 
@@ -78,6 +79,7 @@ let string_of_sv_t = function
 
 external deref : sv -> sv = "perl4caml_deref"
 external deref_array : sv -> av = "perl4caml_deref_array"
+external deref_hash : sv -> hv = "perl4caml_deref_hash"
 
 external av_empty : unit -> av = "perl4caml_av_empty"
 external av_of_sv_list : sv list -> av = "perl4caml_av_of_sv_list"
@@ -99,8 +101,27 @@ let av_map f av =
   done;
   List.rev !list
 
+let list_of_av av =
+  let list = ref [] in
+  for i = 0 to av_length av - 1 do
+    list := av_get av i :: !list
+  done;
+  List.rev !list
+
+let av_of_string_list strs =
+  av_of_sv_list (List.map sv_of_string strs)
+
+external hv_empty : unit -> hv = "perl4caml_hv_empty"
+external hv_set : hv -> string -> sv -> unit = "perl4caml_hv_set"
+external hv_get : hv -> string -> sv = "perl4caml_hv_get"
+external hv_exists : hv -> string -> bool = "perl4caml_hv_exists"
+external hv_delete : hv -> string -> unit = "perl4caml_hv_delete"
+external hv_clear : hv -> unit = "perl4caml_hv_clear"
+external hv_undef : hv -> unit = "perl4caml_hv_undef"
+
 external get_sv : ?create:bool -> string -> sv = "perl4caml_get_sv"
 external get_av : ?create:bool -> string -> av = "perl4caml_get_av"
+external get_hv : ?create:bool -> string -> hv = "perl4caml_get_hv"
 
 external call : ?sv:sv -> ?fn:string -> sv list -> sv
   = "perl4caml_call"