323 lines
7.7 KiB
Prolog
323 lines
7.7 KiB
Prolog
/*************************************************************************
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* *
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* YAP Prolog *
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* *
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* Yap Prolog was developed at NCCUP - Universidade do Porto *
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* *
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* Copyright L.Damas, V.S.Costa and Universidade do Porto 1985-2014 *
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* *
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**************************************************************************
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* *
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* File: boot.yap *
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* Last rev: 8/2/88 *
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* mods: *
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* commen ts: boot file for Prolog *
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* *
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*************************************************************************/
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/**
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@file boot.yap
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@brief YAP bootstrap
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@addtogroup TopLevel Top-Level and Boot Predicates
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@ingroup builtins
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@{
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*/
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system_module(_Mod, _SysExps, _Decls).
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% new_system_module(Mod).
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use_system_module(_Module, _SysExps).
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private(_).
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%
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% boootstrap predicates.
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%
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:- system_module( '$_boot', [
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bootstrap/1,
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call/1,
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catch/3,
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catch_ball/2,
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expand_term/2,
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import_system_module/2,
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incore/1,
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(not)/1,
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repeat/0,
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throw/1,
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true/0], ['$$compile'/4,
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'$call'/4,
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'$catch'/3,
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'$check_head_and_body'/4,
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'$check_if_reconsulted'/2,
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'$clear_reconsulting'/0,
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'$command'/4,
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'$cut_by'/1,
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'$disable_debugging'/0,
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'$do_live'/0,
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'$'/0,
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'$find_goal_definition'/4,
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'$head_and_body'/3,
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'$inform_as_reconsulted'/2,
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'$init_system'/0,
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'$init_win_graphics'/0,
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'$loop'/2,
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'$meta_call'/2,
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'$prompt_alternatives_on'/1,
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'$run_at_thread_start'/0,
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'$system_catch'/4,
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'$undefp'/1,
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'$version'/0]).
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:- use_system_module( '$_absf', ['$system_library_directories'/2]).
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:- use_system_module( '$_checker', ['$check_term'/5,
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'$sv_warning'/2]).
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:- use_system_module( '$_consult', ['$csult'/2]).
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:- use_system_module( '$_control', ['$run_atom_goal'/1]).
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:- use_system_module( '$_directives', ['$all_directives'/1,
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'$exec_directives'/5]).
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:- use_system_module( '$_errors', ['$do_error'/2]).
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:- use_system_module( '$_grammar', ['$translate_rule'/2]).
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:- use_system_module( '$_modules', ['$get_undefined_pred'/4,
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'$meta_expansion'/6,
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'$module_expansion'/6]).
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:- use_system_module( '$_preddecls', ['$dynamic'/2]).
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:- use_system_module( '$_preds', ['$assert_static'/5,
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'$assertz_dynamic'/4,
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'$init_preds'/0,
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'$unknown_error'/1,
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'$unknown_warning'/1]).
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:- use_system_module( '$_qly', ['$init_state'/0]).
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:- use_system_module( '$_strict_iso', ['$check_iso_strict_clause'/1,
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'$iso_check_goal'/2]).
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% be careful here not to generate an undefined exception..
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print_message(L,E) :-
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%stop_low_level_trace,
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'$number_of_clauses'(print_message(L,E), prolog_complete, 1),
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!,
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(L = informational
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->
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true
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;
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system_error(_,Info),
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'$error_descriptor'(Info, Desc),
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query_exception(prologPredFile, Desc, File),
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query_exception(prologPredLine, Desc, FilePos),
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format(user_error,'~a:~d: error:', [File,FilePos]),
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'$print_exception'(Info),
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format( user_error, '~w from bootstrap: got ~w~n',[L,E])
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).
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'$undefp0'([M|G], _Action) :-
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stream_property( loop_stream, [file_name(F), line_number(L)]),
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format(user_error,'~a:~d: error: undefined ~w~n:',[F,L,M:G]),
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fail
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;
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format(user_error,' call to undefined procedure ~w~n',[M:G]),
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fail.
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:- '$undefp_handler'('$undefp0'(_,_),prolog).
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/**
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* @pred $system_meta_predicates'( +L )
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*
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* @param L declare a set of system meta-predicates
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*
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* @return system predicates
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*/
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'$system_meta_predicates'([]).
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'$system_meta_predicates'([P|L]) :-
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functor(P,N,A),
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'$new_meta_pred'(P, prolog),
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G = ('$meta_predicate'(N,_M2,A,P) :- true),
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'$compile'(G, assertz, G, prolog, _R),
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'$system_meta_predicates'(L).
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:- '$mk_dynamic'( prolog_file_type(_Ext, _NType), user).
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:- '$new_multifile'( prolog_file_type(_Ext, _NType), user).
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:- '$mk_dynamic'( '$meta_predicate'(_N,_M,_A,_P), prolog).
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:- '$new_multifile'( '$meta_predicate'(_N,_M,_A,_P), prolog).
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:- '$new_multifile'('$full_clause_optimisation'(_H, _M, _B0, _BF), prolog).
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:- '$new_multifile'('$exec_directive'(_,_,_,_,_), prolog).
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:- system_module( '$_init', [!/0,
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':-'/1,
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'?-'/1,
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[]/0,
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extensions_to_present_answer/1,
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fail/0,
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false/0,
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goal_expansion/2,
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goal_expansion/3,
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otherwise/0,
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term_expansion/2,
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version/2,
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'$do_log_upd_clause'/6,
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'$do_log_upd_clause0'/6,
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'$do_log_upd_clause_erase'/6,
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'$do_static_clause'/5], [
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'$system_module'/1]).
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:- use_system_module( '$_boot', ['$cut_by'/1]).
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%:- start_low_level_trace.
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% This is the YAP init file
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% should be consulted first step after booting
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:- yap_flag(prolog:unknown, error).
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:- c_compile('top.yap').
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% These are pseudo declarations
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% so that the user will get a redefining system predicate
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% just create a choice-point
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% the 6th argument marks the time-stamp.
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'$do_log_upd_clause'(_,_,_,_,_,_).
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'$do_log_upd_clause'(A,B,C,D,E,_) :-
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'$continue_log_update_clause'(A,B,C,D,E).
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'$do_log_upd_clause'(_,_,_,_,_,_).
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'$do_log_upd_clause_erase'(_,_,_,_,_,_).
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'$do_log_upd_clause_erase'(A,B,C,D,E,_) :-
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'$continue_log_update_clause_erase'(A,B,C,D,E).
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'$do_log_upd_clause_erase'(_,_,_,_,_,_).
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'$do_log_upd_clause0'(_,_,_,_,_,_).
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'$do_log_upd_clause0'(A,B,C,D,_,_) :-
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'$continue_log_update_clause'(A,B,C,D).
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'$do_log_upd_clause0'(_,_,_,_,_,_).
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'$do_static_clause'(_,_,_,_,_).
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'$do_static_clause'(A,B,C,D,E) :-
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'$continue_static_clause'(A,B,C,D,E).
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'$do_static_clause'(_,_,_,_,_).
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:- c_compile('directives.yap').
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:- c_compile('init.yap').
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'$command'(C,VL,Pos,Con) :-
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current_prolog_flag(strict_iso, true), !, /* strict_iso on */
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'$yap_strip_module'(C, EM, EG),
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'$execute_command'(EG,EM,VL,Pos,Con,_Source).
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'$command'(C,VL,Pos,Con) :-
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( (Con = top ; var(C) ; C = [_|_]) ->
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'$yap_strip_module'(C, EM, EG),
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'$execute_command'(EG,EM,VL,Pos,Con,C) ;
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% do term expansion
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'$expand_term'(C, Con, EC),
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'$yap_strip_module'(EC, EM2, EG2),
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% execute a list of commands
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'$execute_commands'(EG2,EM2,VL,Pos,Con,_Source)
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),
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% succeed only if the *original* was at end of file.
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C == end_of_file.
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:- c_compile('arith.yap').
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%:- stop_low_level_trace.
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:- compile_expressions.
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:- c_compile('imports.yap').
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:- c_compile('bootutils.yap').
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:- c_compile('bootlists.yap').
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:- c_compile('consult.yap').
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:- c_compile('preddecls.yap').
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:- c_compile('meta.yap').
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:- c_compile('metadecls.yap').
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:- c_compile('preddyns.yap').
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:- c_compile('builtins.yap').
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:- c_compile('newmod.yap').
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:- c_compile('atoms.yap').
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:- c_compile('os.yap').
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:- c_compile('errors.yap').
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%%
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% @pred initialize_prolog
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%
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% User-interface to Prolog bootstrap routine.
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%
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initialize_prolog :-
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'$init_prolog'.
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:- set_prolog_flag(verbose, silent).
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%:- set_prolog_flag(verbose_file_search, true ).
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%:- yap_flag(write_strings,on).
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:- c_compile( 'preds.yap' ).
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:- c_compile( 'modules.yap' ).
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:- c_compile( 'grammar.yap' ).
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:- c_compile( 'protect.yap' ).
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:- ['absf.yap'].
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:- use_module('error.yap').
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:- [
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'utils.yap',
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'control.yap',
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'flags.yap'
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].
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:- [
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% lists is often used.
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'../os/yio.yap',
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'debug.yap',
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'checker.yap',
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'depth_bound.yap',
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'ground.yap',
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'listing.yap',
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'arithpreds.yap',
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% modules must be after preds, otherwise we will have trouble
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% with meta-predicate expansion being invoked
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% must follow grammar
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'eval.yap',
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'signals.yap',
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'profile.yap',
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'callcount.yap',
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'load_foreign.yap',
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% 'save.yap',
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'setof.yap',
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'sort.yap',
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'statistics.yap',
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'strict_iso.yap',
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'tabling.yap',
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'threads.yap',
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'eam.yap',
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'yapor.yap',
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'qly.yap',
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'spy.yap',
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'udi.yap',
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'boot2.yap'].
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%% @}
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