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try to be really sicstus compatible

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This commit is contained in:
Vítor Santos Costa 2014-07-16 11:54:59 -05:00
parent e918226918
commit 1b57bdc2eb
1 changed files with 82 additions and 72 deletions
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154
pl/modules.yap
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@ -254,7 +254,7 @@ module(N) :-
% code to pass to listing % code to pass to listing
% code to pass to compiler % code to pass to compiler
% current module for looking up preds M % current module for looking up preds M
% default module DM % source module SM
% head module HM % head module HM
% %
% to understand the differences, you can consider: % to understand the differences, you can consider:
@ -277,39 +277,45 @@ module(N) :-
% head variables. % head variables.
% goals or arguments/sub-arguments? % goals or arguments/sub-arguments?
% I cannot use call here because of format/3 % I cannot use call here because of format/3
'$module_expansion'(V,NG,NG,_,MM,_,HVars) :- % modules:
% A4: module for body of clause (this is the one used in looking up predicates)
% A5: context module (this is the current context
% A6: head module (this is the one used in compiling and accessing).
%
%
'$module_expansion'(V,NG,NG,_,SM,_,HVars) :-
var(V), !, var(V), !,
( '$not_in_vars'(V,HVars) ( '$not_in_vars'(V,HVars)
-> ->
NG = call(MM:V) NG = call(SM:V)
; ;
NG = call(V) NG = call(V)
). ).
'$module_expansion'((A,B),(A1,B1),(AO,BO),M,MM,HM,HVars) :- !, '$module_expansion'((A,B),(A1,B1),(AO,BO),M,SM,HM,HVars) :- !,
'$module_expansion'(A,A1,AO,M,MM,HM,HVars), '$module_expansion'(A,A1,AO,M,SM,HM,HVars),
'$module_expansion'(B,B1,BO,M,MM,HM,HVars). '$module_expansion'(B,B1,BO,M,SM,HM,HVars).
'$module_expansion'((A;B),(A1;B1),(AO;BO),M,MM,HM,HVars) :- var(A), !, '$module_expansion'((A;B),(A1;B1),(AO;BO),M,SM,HM,HVars) :- var(A), !,
'$module_expansion'(A,A1,AO,M,MM,HM,HVars), '$module_expansion'(A,A1,AO,M,SM,HM,HVars),
'$module_expansion'(B,B1,BO,M,MM,HM,HVars). '$module_expansion'(B,B1,BO,M,SM,HM,HVars).
'$module_expansion'((A*->B;C),(A1*->B1;C1),(yap_hacks:current_choicepoint(DCP),AO,yap_hacks:cut_at(DCP),BO; CO),M,MM,HM,HVars) :- !, '$module_expansion'((A*->B;C),(A1*->B1;C1),(yap_hacks:current_choicepoint(DCP),AO,yap_hacks:cut_at(DCP),BO; CO),M,SM,HM,HVars) :- !,
'$module_expansion'(A,A1,AOO,M,MM,HM,HVars), '$module_expansion'(A,A1,AOO,M,SM,HM,HVars),
'$clean_cuts'(AOO, AO), '$clean_cuts'(AOO, AO),
'$module_expansion'(B,B1,BO,M,MM,HM,HVars), '$module_expansion'(B,B1,BO,M,SM,HM,HVars),
'$module_expansion'(C,C1,CO,M,MM,HM,HVars). '$module_expansion'(C,C1,CO,M,SM,HM,HVars).
'$module_expansion'((A;B),(A1;B1),(AO;BO),M,MM,HM,HVars) :- !, '$module_expansion'((A;B),(A1;B1),(AO;BO),M,SM,HM,HVars) :- !,
'$module_expansion'(A,A1,AO,M,MM,HM,HVars), '$module_expansion'(A,A1,AO,M,SM,HM,HVars),
'$module_expansion'(B,B1,BO,M,MM,HM,HVars). '$module_expansion'(B,B1,BO,M,SM,HM,HVars).
'$module_expansion'((A|B),(A1|B1),(AO|BO),M,MM,HM,HVars) :- !, '$module_expansion'((A|B),(A1|B1),(AO|BO),M,SM,HM,HVars) :- !,
'$module_expansion'(A,A1,AO,M,MM,HM,HVars), '$module_expansion'(A,A1,AO,M,SM,HM,HVars),
'$module_expansion'(B,B1,BO,M,MM,HM,HVars). '$module_expansion'(B,B1,BO,M,SM,HM,HVars).
'$module_expansion'((A->B),(A1->B1),(AO->BO),M,MM,HM,HVars) :- !, '$module_expansion'((A->B),(A1->B1),(AO->BO),M,SM,HM,HVars) :- !,
'$module_expansion'(A,A1,AOO,M,MM,HM,HVars), '$module_expansion'(A,A1,AOO,M,SM,HM,HVars),
'$clean_cuts'(AOO, AO), '$clean_cuts'(AOO, AO),
'$module_expansion'(B,B1,BO,M,MM,HM,HVars). '$module_expansion'(B,B1,BO,M,SM,HM,HVars).
'$module_expansion'(\+A,\+A1,\+AO,M,MM,HM,HVars) :- !, '$module_expansion'(\+A,\+A1,\+AO,M,SM,HM,HVars) :- !,
'$module_expansion'(A,A1,AO,M,MM,HM,HVars). '$module_expansion'(A,A1,AO,M,SM,HM,HVars).
'$module_expansion'(not(A),not(A1),not(AO),M,MM,HM,HVars) :- !, '$module_expansion'(not(A),not(A1),not(AO),M,SM,HM,HVars) :- !,
'$module_expansion'(A,A1,AO,M,MM,HM,HVars). '$module_expansion'(A,A1,AO,M,SM,HM,HVars).
'$module_expansion'(true,true,true,_,_,_,_) :- !. '$module_expansion'(true,true,true,_,_,_,_) :- !.
'$module_expansion'(fail,fail,fail,_,_,_,_) :- !. '$module_expansion'(fail,fail,fail,_,_,_,_) :- !.
'$module_expansion'(false,false,false,_,_,_,_) :- !. '$module_expansion'(false,false,false,_,_,_,_) :- !.
@ -318,30 +324,30 @@ module(N) :-
'$module_expansion'(M:G,call(M:G),'$execute_wo_mod'(G,M),_,_,_,_) :- var(M), !. '$module_expansion'(M:G,call(M:G),'$execute_wo_mod'(G,M),_,_,_,_) :- var(M), !.
'$module_expansion'(M:G,G1,GO,_,_CM,HM,HVars) :- !, '$module_expansion'(M:G,G1,GO,_,_CM,HM,HVars) :- !,
'$module_expansion'(G,G1,GO,M,M,HM,HVars). '$module_expansion'(G,G1,GO,M,M,HM,HVars).
'$module_expansion'(G, G1, GO, CurMod, MM, HM,HVars) :- '$module_expansion'(G, G1, GO, CurMod, SM, HM,HVars) :-
% is this imported from some other module M1? % is this imported from some other module M1?
'$imported_pred'(G, CurMod, GG, M1), '$imported_pred'(G, CurMod, GG, M1),
!, !,
'$module_expansion'(GG, G1, GO, M1, MM, HM,HVars). '$module_expansion'(GG, G1, GO, M1, SM, HM,HVars).
'$module_expansion'(G, G1, GO, CurMod, MM, HM,HVars) :- '$module_expansion'(G, G1, GO, CurMod, SM, HM,HVars) :-
'$meta_expansion'(G, CurMod, MM, HM, GI, HVars), !, '$meta_expansion'(G, CurMod, SM, HM, GI, HVars), !,
'$complete_goal_expansion'(GI, CurMod, MM, HM, G1, GO, HVars). '$complete_goal_expansion'(GI, CurMod, SM, HM, G1, GO, HVars).
'$module_expansion'(G, G1, GO, CurMod, MM, HM, HVars) :- '$module_expansion'(G, G1, GO, CurMod, SM, HM, HVars) :-
'$complete_goal_expansion'(G, CurMod, MM, HM, G1, GO, HVars). '$complete_goal_expansion'(G, CurMod, SM, HM, G1, GO, HVars).
expand_goal(G, G) :- expand_goal(G, G) :-
var(G), !. var(G), !.
expand_goal(M:G, M:NG) :- expand_goal(M:G, M:NG) :-
'$do_expand'(G, M, [], NG), !. '$do_expand'(G, M, prolog, [], NG), !.
expand_goal(G, NG) :- expand_goal(G, NG) :-
'$current_module'(Mod), '$current_module'(Mod),
'$do_expand'(G, Mod, [], NG), !. '$do_expand'(G, Mod, prolog, [], NG), !.
expand_goal(G, G). expand_goal(G, G).
'$do_expand'(G, _, _, G) :- var(G), !. '$do_expand'(G, _, _, _, G) :- var(G), !.
'$do_expand'(M:G, _CurMod, HVars, M:GI) :- !, '$do_expand'(M:G, _CurMod, SM, HVars, M:GI) :- !,
'$do_expand'(G, M, HVars, GI). '$do_expand'(G, M, SM, HVars, GI).
'$do_expand'(G, CurMod, _HVars, GI) :- '$do_expand'(G, CurMod, _SM, _HVars, GI) :-
( (
'$pred_exists'(goal_expansion(G,GI), CurMod), '$pred_exists'(goal_expansion(G,GI), CurMod),
call(CurMod:goal_expansion(G, GI)) call(CurMod:goal_expansion(G, GI))
@ -359,36 +365,38 @@ expand_goal(G, G).
; ;
user:goal_expansion(G, GI) user:goal_expansion(G, GI)
), !. ), !.
'$do_expand'(G, CurMod, HVars, NG) :- '$do_expand'(G, CurMod, SM, HVars, NG) :-
'$is_metapredicate'(G,CurMod), !, '$is_metapredicate'(G,CurMod), !,
functor(G, Name, Arity), functor(G, Name, Arity),
prolog:'$meta_predicate'(Name,CurMod,Arity,PredDef), prolog:'$meta_predicate'(Name,CurMod,Arity,PredDef),
G =.. [Name|GArgs], G =.. [Name|GArgs],
PredDef =.. [Name|GDefs], PredDef =.. [Name|GDefs],
'$expand_args'(GArgs, CurMod, GDefs, HVars, NGArgs), '$expand_args'(GArgs, CurMod, SM, GDefs, HVars, NGArgs),
NG =.. [Name|NGArgs]. NG =.. [Name|NGArgs].
'$expand_args'([], _, [], _, []). '$expand_args'([], _, _, [], _, []).
'$expand_args'([A|GArgs], CurMod, [0|GDefs], HVars, [NA|NGArgs]) :- '$expand_args'([A|GArgs], CurMod, SM, [0|GDefs], HVars, [NA|NGArgs]) :-
'$do_expand'(A, CurMod, HVars, NA), !, '$do_expand'(A, CurMod, SM, HVars, NA), !,
'$expand_args'(GArgs, CurMod, GDefs, HVars, NGArgs). '$expand_args'(GArgs, CurMod, SM, GDefs, HVars, NGArgs).
'$expand_args'([A|GArgs], CurMod, [_|GDefs], HVars, [A|NGArgs]) :- '$expand_args'([A|GArgs], CurMod, SM, [_|GDefs], HVars, [A|NGArgs]) :-
'$expand_args'(GArgs, CurMod, GDefs, HVars, NGArgs). '$expand_args'(GArgs, CurMod, SM, GDefs, HVars, NGArgs).
% args are: % args are:
% goal to expand % goal to expand
% current module for looking up pred % current module for looking up pred
% current module for looking up pred % context module
% current module from top-level clause % current module from head of clause
% :- module(m, []). o:p :- n:(g, l).
%
% goal to pass to listing % goal to pass to listing
% goal to pass to compiler % goal to pass to compiler
% head variables. % head variables.
'$complete_goal_expansion'(G, CurMod, MM, HM, G1, GO, HVars) :- '$complete_goal_expansion'(G, CurMod, SM, HM, G1, GO, HVars) :-
% '$pred_goal_expansion_on', % '$pred_goal_expansion_on',
'$do_expand'(G, CurMod, HVars, GI), '$do_expand'(G, CurMod, SM, HVars, GI),
GI \== G, !, GI \== G, !,
'$module_expansion'(GI, G1, GO, CurMod, MM, HM, HVars). '$module_expansion'(GI, G1, GO, CurMod, SM, HM, HVars).
'$complete_goal_expansion'(G, M, _CM, HM, G1, G2, _HVars) :- '$complete_goal_expansion'(G, M, _SM, HM, G1, G2, _HVars) :-
'$all_system_predicate'(G,M,ORIG), !, '$all_system_predicate'(G,M,ORIG), !,
% make built-in processing transparent. % make built-in processing transparent.
'$match_mod'(G, M, ORIG, HM, G1), '$match_mod'(G, M, ORIG, HM, G1),
@ -399,7 +407,12 @@ expand_goal(G, G).
%'$match_mod'(G, GMod, GMod, NG) :- !, %'$match_mod'(G, GMod, GMod, NG) :- !,
% NG = G. % NG = G.
'$match_mod'(G, _, SM, _, G) :- SM == prolog, nonvar(G), \+ '$is_multifile'(G,SM), !. % prolog: needs no module info. '$match_mod'(G, _, M, _, G) :-
nonvar(G),
'$system_predicate'(G,prolog),
% \+ '$is_metapredicate'(G, prolog),
\+ '$is_multifile'(G,H),
!. % prolog: needs no module info.
% same module as head, and body goal (I cannot get rid of qualifier before % same module as head, and body goal (I cannot get rid of qualifier before
% meta-call. % meta-call.
'$match_mod'(G, HMod, _, HM, G) :- HMod == HM, !. '$match_mod'(G, HMod, _, HM, G) :- HMod == HM, !.
@ -546,22 +559,6 @@ expand_goal(G, G).
% expand arguments of a meta-predicate % expand arguments of a meta-predicate
% $meta_expansion(ModuleWhereDefined,CurrentModule,Goal,ExpandedGoal,MetaVariables) % $meta_expansion(ModuleWhereDefined,CurrentModule,Goal,ExpandedGoal,MetaVariables)
'$meta_expansion0'(G,_Mod,MP,_HM, G1,_HVars) :-
var(G), !,
G1 = call(MP:G).
'$meta_expansion0'(M:G,_Mod,_MP,_HM,G1,_HVars) :-
var(M), !,
G1 = '$execute_wo_mod'(G,M).
% support for all/3
'$meta_expansion0'(same(G, P),Mod,MP,HM, same(G1, P),HVars) :- !,
'$meta_expansion0'(G,Mod,MP,HM,G1,HVars).
'$meta_expansion0'(G,Mod,MP,HM,M2:G2,HVars) :-
nonvar(G), G \= _:_,
'$module_expansion'(G,_,G1,MP,MP,HM,HVars), !,
strip_module(MP:G1, M2, G2).
'$meta_expansion0'(G,Mod,MP,HM,M1:G1,HVars) :-
strip_module(MP:G,M1,G1).
'$meta_expansion'(G,Mod,MP,HM,G1,HVars) :- '$meta_expansion'(G,Mod,MP,HM,G1,HVars) :-
functor(G,F,N), functor(G,F,N),
@ -571,6 +568,7 @@ expand_goal(G, G).
'$meta_expansion_loop'(N, D, G, G1, HVars, Mod, MP, HM). '$meta_expansion_loop'(N, D, G, G1, HVars, Mod, MP, HM).
% format(user_error,' gives ~w]`n',[G1]). % format(user_error,' gives ~w]`n',[G1]).
% expand argument % expand argument
'$meta_expansion_loop'(0,_,_,_,_,_,_,_) :- !. '$meta_expansion_loop'(0,_,_,_,_,_,_,_) :- !.
'$meta_expansion_loop'(I,D,G,NG,HVars,CurMod,M,HM) :- '$meta_expansion_loop'(I,D,G,NG,HVars,CurMod,M,HM) :-
@ -583,7 +581,7 @@ expand_goal(G, G).
'$meta_expansion0'(A,CurMod,M,HM,NA,HVars), '$meta_expansion0'(A,CurMod,M,HM,NA,HVars),
'$values'('$c_arith', _False, Old) '$values'('$c_arith', _False, Old)
; ;
NA = M:A NA = M:A
), ),
arg(I,NG,NA), arg(I,NG,NA),
I1 is I-1, I1 is I-1,
@ -594,6 +592,19 @@ expand_goal(G, G).
I1 is I-1, I1 is I-1,
'$meta_expansion_loop'(I1, D, G, NG, HVars, CurMod, M, HM). '$meta_expansion_loop'(I1, D, G, NG, HVars, CurMod, M, HM).
'$meta_expansion0'(G,_Mod,MP,_HM, G1,_HVars) :-
var(G), !,
G1 = MP:G.
'$meta_expansion0'(M:G,_Mod,_MP,_HM,G1,_HVars) :-
var(M), !,
G1 = '$execute_wo_mod'(G,M).
% support for all/3
'$meta_expansion0'(same(G, P),Mod,MP,HM, same(G1, P),HVars) :- !,
'$meta_expansion0'(G,Mod,MP,HM,G1,HVars).
'$meta_expansion0'(G,Mod,MP,HM,M1:G1,HVars) :-
strip_module(Mod:G,M1,G1).
% check if an argument should be expanded % check if an argument should be expanded
'$should_expand'(V,HVars) :- var(V), !, '$not_in_vars'(V,HVars). '$should_expand'(V,HVars) :- var(V), !, '$not_in_vars'(V,HVars).
'$should_expand'(_:_,_) :- !, fail. '$should_expand'(_:_,_) :- !, fail.
@ -676,7 +687,6 @@ source_module(Mod) :-
if(0,0,0), if(0,0,0),
ignore(0), ignore(0),
incore(0), incore(0),
listing(:),
multifile(:), multifile(:),
nospy(:), nospy(:),
not(0), not(0),