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authorBjörn Gustavsson <[email protected]>2014-05-15 12:26:53 +0200
committerBjörn Gustavsson <[email protected]>2014-09-01 14:37:13 +0200
commit02190d89867029c65d49e3980059f746c7b9c080 (patch)
treee8ddc97e23695f027756878826bd862a9f72d290 /lib/asn1
parent2801e8997f25b09d77ad118e20bb69dfbd9eca96 (diff)
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Rewrite get_referenced_type/2
Make sure that we continue to follow external references until we find a real type.
Diffstat (limited to 'lib/asn1')
-rw-r--r--lib/asn1/src/asn1ct_check.erl86
1 files changed, 38 insertions, 48 deletions
diff --git a/lib/asn1/src/asn1ct_check.erl b/lib/asn1/src/asn1ct_check.erl
index ab1cc2a97c..33578153f0 100644
--- a/lib/asn1/src/asn1ct_check.erl
+++ b/lib/asn1/src/asn1ct_check.erl
@@ -4561,55 +4561,45 @@ check_reference(S,#'Externaltypereference'{pos=Pos,module=Emod,type=Name}) ->
#'Externaltypereference'{pos=Pos,module=ModName,type=Name}
end.
+get_referenced_type(S, T) ->
+ case do_get_referenced_type(S, T) of
+ {_,#type{def=#'Externaltypereference'{}=ERef}} ->
+ get_referenced_type(S, ERef);
+ {_,#type{def=#'Externalvaluereference'{}=VRef}} ->
+ get_referenced_type(S, VRef);
+ {_,_}=Res ->
+ Res
+ end.
-get_referenced_type(S,Ext) when is_record(Ext,'Externaltypereference') ->
- case match_parameters(S,Ext, S#state.parameters) of
- Ext ->
- #'Externaltypereference'{pos=Pos,module=Emod,type=Etype} = Ext,
- case S#state.mname of
- Emod -> % a local reference in this module
- get_referenced1(S,Emod,Etype,Pos);
- _ ->% always when multi file compiling
- case lists:member(Emod,S#state.inputmodules) of
- true ->
- get_referenced1(S,Emod,Etype,Pos);
- false ->
- get_referenced(S,Emod,Etype,Pos)
- end
- end;
- ERef = #'Externaltypereference'{} ->
- get_referenced_type(S,ERef);
- Other ->
- {undefined,Other}
- end;
-get_referenced_type(S=#state{mname=Emod},
- ERef=#'Externalvaluereference'{pos=P,module=Emod,
- value=Eval}) ->
- case match_parameters(S,ERef,S#state.parameters) of
- ERef ->
- get_referenced1(S,Emod,Eval,P);
- OtherERef when is_record(OtherERef,'Externalvaluereference') ->
- get_referenced_type(S,OtherERef);
- Value ->
- {Emod,Value}
- end;
-get_referenced_type(S,ERef=#'Externalvaluereference'{pos=Pos,module=Emod,
- value=Eval}) ->
- case match_parameters(S,ERef,S#state.parameters) of
- ERef ->
- case lists:member(Emod,S#state.inputmodules) of
- true ->
- get_referenced1(S,Emod,Eval,Pos);
- false ->
- get_referenced(S,Emod,Eval,Pos)
- end;
- OtherERef ->
- get_referenced_type(S,OtherERef)
- end;
-get_referenced_type(S,#identifier{val=Name,pos=Pos}) ->
- get_referenced1(S,undefined,Name,Pos);
-get_referenced_type(_S,Type) ->
- {undefined,Type}.
+do_get_referenced_type(#state{parameters=Ps}=S, T0) ->
+ case match_parameters(S, T0, Ps) of
+ T0 ->
+ do_get_ref_type_1(S, T0);
+ T ->
+ do_get_referenced_type(S, T)
+ end.
+
+do_get_ref_type_1(S, #'Externaltypereference'{pos=P,
+ module=M,
+ type=T}) ->
+ do_get_ref_type_2(S, P, M, T);
+do_get_ref_type_1(S, #'Externalvaluereference'{pos=P,
+ module=M,
+ value=V}) ->
+ do_get_ref_type_2(S, P, M, V);
+do_get_ref_type_1(S, #identifier{val=Name,pos=Pos}) ->
+ get_referenced1(S, undefined, Name, Pos);
+do_get_ref_type_1(_, T) ->
+ {undefined,T}.
+
+do_get_ref_type_2(#state{mname=Current,inputmodules=Modules}=S,
+ Pos, M, T) ->
+ case M =:= Current orelse lists:member(M, Modules) of
+ true ->
+ get_referenced1(S, M, T, Pos);
+ false ->
+ get_referenced(S, M, T, Pos)
+ end.
%% get_referenced/3
%% The referenced entity Ename may in case of an imported parameterized