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yap-6.3
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fix source regression

This commit is contained in:
Vítor Santos Costa 2016-02-21 11:31:27 +00:00
parent 8f9fa802a9
commit 2cacf6f63a
1 changed files with 11 additions and 10 deletions
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21
pl/boot.yap
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@ -570,14 +570,14 @@ number of steps.
'$command'(C,VL,Pos,Con) :-
current_prolog_flag(strict_iso, true), !, /* strict_iso on */
'$execute_command'(C,VL,Pos,Con,C).
'$execute_command'(C,VL,Pos,Con,_Source).
'$command'(C,VL,Pos,Con) :-
( (Con = top ; var(C) ; C = [_|_]) ->
'$execute_command'(C,VL,Pos,Con,C), ! ;
% do term expansion
expand_term(C, EC),
% execute a list of commands
'$execute_commands'(EC,VL,Pos,Con,C),
'$execute_commands'(EC,VL,Pos,Con,_Source),
% succeed only if the *original* was at end of file.
C == end_of_file
).
@ -713,15 +713,15 @@ number of steps.
% module prefixes all over the place, although unnecessarily so.
%
% @param [in] _G_ is the clause to compile
% @param [in] _Vs_ a list of varables and their name
% @param [in] _Vs_ a list of variables and their name
% @param [in] _Pos_ the source-code position
% @param [in] _N_ a flag telling whether to add first or last
% @param [in] _Source_ the original clause
'$go_compile_clause'(G,Vs,Pos, Where, Source) :-
'$precompile_term'(G, G0, G1),
% @param [out] _Source_ the user-tranasformed clause
'$go_compile_clause'(G, _Vs, _Pos, Where, Source) :-
'$precompile_term'(G, Source, G1),
!,
'$$compile'(G1, Where, G0, _).
'$go_compile_clause'(G,Vs,Pos, Where, Source) :-
'$$compile'(G1, Where, Source, _).
'$go_compile_clause'(G,_Vs,_Pos, _Where, _Source) :-
throw(error(system, compilation_failed(G))).
'$$compile'(C, Where, C0, R) :-
@ -1423,9 +1423,10 @@ bootstrap(F) :-
% return two arguments: Expanded0 is the term after "USER" expansion.
% Expanded is the final expanded term.
%
'$precompile_term'(Term, Expanded0, Expanded) :-
'$precompile_term'(Term, ExpandedUser, Expanded) :-
%format('[ ~w~n',[Term]),
'$expand_clause'(Term, Expanded0, ExpandedI), !,
'$expand_clause'(Term, ExpandedUser, ExpandedI),
!,
%format(' -> ~w~n',[Expanded0]),
(
current_prolog_flag(strict_iso, true) /* strict_iso on */