add appropriate meta_predicate/1 declarations

diff --git a/src/lib/freeze.pl b/src/lib/freeze.pl
index 8ab1de9b048ac5fc67b9d5b19d542696c0cdfee1..c005672f1d4247d4dce78c211a9816aa20088ed1 100644 (file)
--- a/src/lib/freeze.pl
+++ b/src/lib/freeze.pl
@@ -3,6 +3,8 @@
 :- use_module(library(atts)).
 :- use_module(library(dcgs)).
 
+:- meta_predicate freeze(?, 0).
+
 :- attribute frozen/1.
 
 verify_attributes(Var, Other, Goals) :-

diff --git a/src/lib/pio.pl b/src/lib/pio.pl
index 89dfc5668a82c2e8fe9a0571d8e4c91dbc13fc00..1df9a796e50a6998ebcc06feacb26e465f2f1465 100644 (file)
--- a/src/lib/pio.pl
+++ b/src/lib/pio.pl
@@ -7,6 +7,9 @@
 :- use_module(library(iso_ext), [setup_call_cleanup/3, partial_string/3]).
 :- use_module(library(lists), [member/2]).
 
+:- meta_predicate phrase_from_file(2, ?).
+:- meta_predicate phrase_from_file(2, ?, ?).
+
 phrase_from_file(NT, File) :-
     phrase_from_file(NT, File, []).