/************************************************************************* * * * YAP Prolog * * * * Yap Prolog was developed at NCCUP - Universidade do Porto * * * * Copyright L.Damas, V.S.Costa and Universidade do Porto 1985-2014 * * * ************************************************************************** * * * File: boot.yap * * Last rev: 8/2/88 * * mods: * * commen ts: boot file for Prolog * * * *************************************************************************/ /** @file boot.yap @brief YAP bootstrap @addtogroup TopLevel Top-Level and Boot Predicates @ingroup builtins @{ */ print_message(informational,_) :- yap_flag(verbose, silent), !. print_message(informational,E) :- format('informational message ~q.~n',[E]), !. %% % boot:print_message( Type, Error ) % print_message(Type,error(error(_,_),exception(Desc))) :- !, '$print_exception'(Desc). print_message(Type,error(warning(_,_),exception(Desc))) :- !, '$print_exception'(Desc). print_message(Type,Error) :- format( user_error, '~w while bootstraping: event is ~q~n',[Type,Error]). /** * @pred system_module( _Mod_, _ListOfPublicPredicates, ListOfPrivatePredicates * * Define a system module _Mod_. _ListOfPublicPredicates_ . Currentlt, all * predicates are in the 'prolog' module. The first * are visible outside the Prolog module, all others are hidden at the end of booting. * */ system_module(Mod, SysExps) :- system_module(Mod, SysExps, []). system_module(_Mod, _SysExps, _Decls) :- !. system_module(_Mod, _SysExps, _Decls) :- % '$new_system_predicates'(SysExps), fail. system_module(_Mod, _SysExps, _Decls) :- stream_property(loop_stream,[file_name(File)]), !, recordz(system_file, File, _ ). system_module(_Mod, _SysExps, _Decls) :- recordz(system_file, loop_stream, _ ). '$new_system_predicates'([]). '$new_system_predicates'([N/Ar|_Ps]) :- '$new_system_predicate'(N, Ar, prolog). '$new_system_predicates'([_P|Ps]) :- '$new_system_predicates'(Ps). use_system_module(_Module, _SysExps). private(_). % % boootstrap predicates. % :- system_module( '$_boot', [ !/0, ':-'/1, '?-'/1, []/0, bootstrap/1, call/1, catch/3, catch_ball/2, expand_term/2, print_message/2, import_system_module/2, system_module/2, private/1, incore/1, (not)/1, repeat/0, throw/1, true/0, extensions_to_present_answer/1, fail/0, false/0, goal_expansion/2, goal_expansion/3, otherwise/0, term_expansion/2, version/2], [ '$do_log_upd_clause'/6, '$do_log_upd_clause0'/6, '$do_log_upd_clause_erase'/6, '$do_static_clause'/5, '$system_module'/1]). % be careful here not to generate an undefined exception.. print_boot_message(Type,Error,Desc) :- '$query_exception'(parserFile, Desc, File), '$query_exception'(parserLine, Desc, FilePos), !, format(user_error,'~a:~d: ~a: ~q~n', [File,FilePos,Type,Error]). print_boot_message(Type,Error,Desc) :- '$query_exception'(prologPredFile, Desc, File), '$query_exception'(prologPredLine, Desc, FilePos), format(user_error,'~a:~d: ~a: ~q~n', [File,FilePos,Type,Error]). print_boot_message(Type,Error,Desc) :- '$query_exception'(errorFile, Desc, File), '$query_exception'(errorLine, Desc, FilePos), format(user_error,'~a:~d: ~a: ~q~n', [File,FilePos,Type,Error]). '$undefp0'([M|G], _Action) :- functor(G,N,A), print_message( error, error(error(unknown, M:N/A),M:G)), fail. :- '$undefp_handler'('$undefp0'(_,_),prolog). /** * @pred $system_meta_predicates'( +L ) * * @param L declare a set of system meta-predicates * * @return system predicates */ '$system_meta_predicates'([]). '$system_meta_predicates'([P|L]) :- functor(P,N,A), '$new_meta_pred'(P, prolog), G = ('$meta_predicate'(N,_M2,A,P) :- true), '$compile'(G, assertz, G, prolog, _R), '$system_meta_predicates'(L). :- '$mk_dynamic'( prolog_file_type(_Ext, _NType), user). :- '$new_multifile'( prolog_file_type(_Ext, _NType), user). :- '$mk_dynamic'( '$meta_predicate'(_N,_M,_A,_P), prolog). :- '$new_multifile'( '$meta_predicate'(_N,_M,_A,_P), prolog). :- '$new_multifile'('$full_clause_optimisation'(_H, _M, _B0, _BF), prolog). :- '$new_multifile'('$exec_directive'(_,_,_,_,_), prolog). %:- start_low_level_trace. % This is the YAP init file % should be consulted first step after booting :- yap_flag(prolog:unknown, error). :- c_compile('top.yap'). % These are pseudo declarations % so that the user will get a redefining system predicate % just create a choice-point % the 6th argument marks the time-stamp. '$do_log_upd_clause'(_,_,_,_,_,_). '$do_log_upd_clause'(A,B,C,D,E,_) :- '$continue_log_update_clause'(A,B,C,D,E). '$do_log_upd_clause'(_,_,_,_,_,_). '$do_log_upd_clause_erase'(_,_,_,_,_,_). '$do_log_upd_clause_erase'(A,B,C,D,E,_) :- '$continue_log_update_clause_erase'(A,B,C,D,E). '$do_log_upd_clause_erase'(_,_,_,_,_,_). '$do_log_upd_clause0'(_,_,_,_,_,_). '$do_log_upd_clause0'(A,B,C,D,_,_) :- '$continue_log_update_clause'(A,B,C,D). '$do_log_upd_clause0'(_,_,_,_,_,_). '$do_static_clause'(_,_,_,_,_). '$do_static_clause'(A,B,C,D,E) :- '$continue_static_clause'(A,B,C,D,E). '$do_static_clause'(_,_,_,_,_). :- c_compile('directives.yap'). :- c_compile('init.yap'). '$command'(C,VL,Pos,Con) :- current_prolog_flag(strict_iso, true), !, /* strict_iso on */ '$yap_strip_module'(C, EM, EG), '$execute_command'(EG,EM,VL,Pos,Con,_Source). '$command'(C,VL,Pos,Con) :- ( (Con = top ; var(C) ; C = [_|_]) -> '$yap_strip_module'(C, EM, EG), '$execute_command'(EG,EM,VL,Pos,Con,C) ; % do term expansion '$expand_term'(C, Con, EC), ( nonvar(EC) -> '$yap_strip_module'(EC, EM2, EG2) ; '$yap_strip_module'(C, EM2, EG2) ), % execute a list of commands '$execute_commands'(EG2,EM2,VL,Pos,Con,_Source) ), % succeed only if the *original* was at end of file. C == end_of_file. :- c_compile('arith.yap'). %:- stop_low_level_trace. :- compile_expressions. :- c_compile('imports.yap'). :- c_compile('bootutils.yap'). :- c_compile('bootlists.yap'). :- c_compile('consult.yap'). :- c_compile('preddecls.yap'). :- c_compile('meta.yap'). :- c_compile('metadecls.yap'). :- c_compile('preddyns.yap'). :- c_compile('builtins.yap'). :- c_compile('newmod.yap'). :- c_compile('atoms.yap'). :- c_compile('os.yap'). :- c_compile('errors.yap'). %% % @pred initialize_prolog % % User-interface to Prolog bootstrap routine. % initialize_prolog :- '$init_prolog'. :- set_prolog_flag(verbose, silent). %:- set_prolog_flag(verbose_file_search, true ). %:- yap_flag(write_strings,on). :- c_compile( 'preds.yap' ). :- c_compile( 'modules.yap' ). :- c_compile( 'grammar.yap' ). :- c_compile( 'protect.yap' ). :- ['absf.yap']. %:- stop_low_level_trace. :- use_module('error.yap'). :- [ 'utils.yap', 'control.yap', 'flags.yap' ]. :- [ % lists is often used. '../os/yio.yap', 'debug.yap', 'checker.yap', 'depth_bound.yap', 'ground.yap', 'listing.yap', 'arithpreds.yap', % modules must be after preds, otherwise we will have trouble % with meta-predicate expansion being invoked % must follow grammar 'eval.yap', 'signals.yap', 'profile.yap', 'callcount.yap', 'load_foreign.yap', % 'save.yap', 'setof.yap', 'sort.yap', 'statistics.yap', 'strict_iso.yap', 'tabling.yap', 'threads.yap', 'eam.yap', 'yapor.yap', 'qly.yap', 'spy.yap', 'udi.yap', 'boot2.yap']. %% @}