270 lines
7.7 KiB
Prolog
270 lines
7.7 KiB
Prolog
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/*************************************************************************
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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 1985-2011 *
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* *
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**************************************************************************
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* *
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* File: qly.yap *
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* Last rev: *
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* mods: *
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* comments: fast save/restore *
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* *
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*************************************************************************/
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qsave_program(File) :-
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'$save_program_status',
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open(File, write, S, [type(binary)]),
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'$qsave_program'(S),
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close(S).
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'$save_program_status' :-
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findall(F:V,'$x_yap_flag'(F,V),L),
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recordz('$program_state',L,_).
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% there is some ordering between flags.
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'$x_yap_flag'(language, V).
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'$x_yap_flag'(X, V) :-
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yap_flag(X, V),
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X \= language.
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'$init_state' :-
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recorded('$program_state', _, _), !,
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'$do_init_state'.
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'$init_state'.
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'$do_init_state' :-
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compile_expressions,
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'$init_preds',
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fail.
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'$do_init_state' :-
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recorded('$program_state',L,R),
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erase(R),
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lists:member(F:V,L),
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catch(yap_flag(F,V),_,fail),
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fail.
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'$do_init_state' :-
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set_value('$user_module',user),
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'$protect',
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fail.
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'$do_init_state' :-
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'$current_module'(prolog),
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module(user),
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fail.
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'$do_init_state' :-
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'$init_from_saved_state_and_args',
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fail.
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'$do_init_state'.
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%
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% first, recover what we need from the saved state...
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%
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'$init_from_saved_state_and_args' :-
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'$init_path_extensions',
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fail.
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% use if we come from a save_program and we have SWI's shlib
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'$init_from_saved_state_and_args' :-
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recorded('$reload_foreign_libraries',G,R),
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erase(R),
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shlib:reload_foreign_libraries,
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fail.
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% this should be done before -l kicks in.
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'$init_from_saved_state_and_args' :-
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'$access_yap_flags'(16,0),
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( exists('~/.yaprc') -> load_files('~/.yaprc', []) ; true ),
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( exists('~/.prologrc') -> load_files('~/.prologrc', []) ; true ),
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( exists('~/prolog.ini') -> load_files('~/prolog.ini', []) ; true ),
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fail.
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% use if we come from a save_program and we have a goal to execute
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'$init_from_saved_state_and_args' :-
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get_value('$consult_on_boot',X), X \= [],
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set_value('$consult_on_boot',[]),
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'$do_startup_reconsult'(X),
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fail.
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'$init_from_saved_state_and_args' :-
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'$startup_goals',
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fail.
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'$init_from_saved_state_and_args' :-
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recorded('$restore_goal',G,R),
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erase(R),
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prompt(_,'| '),
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'$system_catch'('$do_yes_no'((G->true),user),user,Error,user:'$Error'(Error)),
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fail.
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'$init_from_saved_state_and_args'.
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'$init_path_extensions' :-
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get_value('$extend_file_search_path',P), !,
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P \= [],
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set_value('$extend_file_search_path',[]),
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'$extend_file_search_path'(P).
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'$init_path_extensions'.
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% then we can execute the programs.
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'$startup_goals' :-
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recorded('$startup_goal',G,_),
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'$current_module'(Module),
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'$system_catch'('$query'(once(G), []),Module,Error,user:'$Error'(Error)),
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fail.
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'$startup_goals' :-
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get_value('$init_goal',GA),
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GA \= [],
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set_value('$init_goal',[]),
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'$run_atom_goal'(GA),
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fail.
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'$startup_goals' :-
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get_value('$myddas_goal',GA), GA \= [],
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set_value('$myddas_goal',[]),
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get_value('$myddas_user',User), User \= [],
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set_value('$myddas_user',[]),
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get_value('$myddas_db',Db), Db \= [],
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set_value('$myddas_db',[]),
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get_value('$myddas_host',HostT),
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( HostT \= [] ->
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Host = HostT,
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set_value('$myddas_host',[])
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;
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Host = localhost
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),
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get_value('$myddas_pass',PassT),
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( PassT \= [] ->
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Pass = PassT,
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set_value('$myddas_pass',[])
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;
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Pass = ''
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),
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use_module(library(myddas)),
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call(db_open(mysql,myddas,Host/Db,User,Pass)),
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'$myddas_import_all',
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fail.
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'$startup_goals'.
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%
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% MYDDAS: Import all the tables from one database
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%
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'$myddas_import_all':-
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call(db_my_show_tables(myddas,table(Table))),
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call(db_import(myddas,Table,Table)),
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fail.
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'$myddas_import_all'.
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qsave_module(Mod) :-
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recorded('$module', '$module'(F,Mod,Exps), _),
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'$fetch_parents_module'(Mod, Parents),
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'$fetch_imports_module'(Mod, Imps),
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'$fetch_multi_files_module'(Mod, MFs),
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'$fetch_meta_predicates_module'(Mod, Metas),
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'$fetch_module_transparents_module'(Mod, ModTransps),
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asserta(Mod:'@mod_info'(F, Exps, Parents, Imps, Metas, ModTransps)),
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atom_concat(Mod,'.qly',OF),
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open(OF, write, S, [type(binary)]),
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'$qsave_module_preds'(S, Mod),
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close(S),
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abolish(Mod:'@mod_info'/6),
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fail.
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qsave_module(_).
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qload_program(File) :-
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open(File, read, S, [type(binary)]),
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'$qload_program'(S),
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close(S).
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qload_module(Mod) :-
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atom_concat(Mod,'.qly',IF),
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open(IF, read, S, [type(binary)]),
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'$qload_module_preds'(S),
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close(S),
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fail.
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qload_module(Mod) :-
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'$complete_read'(Mod).
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'$complete_read'(Mod) :-
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retract(Mod:'@mod_info'(F, Exps, Parents, Imps, Metas, ModTransps)),
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abolish(Mod:'$mod_info'/6),
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recorda('$module', '$module'(F,Mod,Exps), _),
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'$install_parents_module'(Mod, Parents),
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'$install_imports_module'(Mod, Imps),
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'$install_multi_files_module'(Mod, MFs),
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'$install_meta_predicates_module'(Mod, Metas),
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'$install_module_transparents_module'(Mod, ModTransps).
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'$fetch_imports_module'(Mod, Imports) :-
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findall(Info, '$fetch_import_module'(Mod, Info), Imports).
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% detect an importerator that is local to the module.
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'$fetch_import_module'(Mod, '$import'(Mod0,Mod,G0,G,N,K)) :-
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recorded('$import', '$import'(Mod0,Mod,G0,G,N,K), _).
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'$fetch_parents_module'(Mod, Parents) :-
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findall(Parent, prolog:'$parent_module'(Mod,Parent), Parents).
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'$fetch_module_transparents_module'(Mod, Module_Transparents) :-
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findall(Info, '$fetch_module_transparent_module'(Mod, Info), Module_Transparents).
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% detect an module_transparenterator that is local to the module.
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'$fetch_module_transparent_module'(Mod, '$module_transparent'(F,Mod,N,P)) :-
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prolog:'$module_transparent'(F,Mod0,N,P), Mod0 == Mod.
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'$fetch_meta_predicates_module'(Mod, Meta_Predicates) :-
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findall(Info, '$fetch_meta_predicate_module'(Mod, Info), Meta_Predicates).
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% detect an meta_predicateerator that is local to the module.
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'$fetch_meta_predicate_module'(Mod, '$meta_predicate'(F,Mod,N,P)) :-
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prolog:'$meta_predicate'(F,Mod0,N,P), Mod0 == Mod.
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'$fetch_multi_files_module'(Mod, Multi_Files) :-
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findall(Info, '$fetch_multi_file_module'(Mod, Info), Multi_Files).
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% detect an multi_fileerator that is local to the module.
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'$fetch_multi_file_module'(Mod, '$defined'(FileName,Name,Arity,Mod)) :-
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recorded('$multifile_defs','$defined'(FileName,Name,Arity,Mod), _).
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'$fetch_term_expansions_module'(Mod, Term_Expansions) :-
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findall(Info, '$fetch_term_expansion_module'(Mod, Info), Term_Expansions).
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% detect an term_expansionerator that is local to the module.
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'$fetch_term_expansion_module'(Mod,'$defined'(FileName,Name,Arity,Mod)) :-
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recorded('$multifile_defs','$defined'(FileName,Name,Arity,Mod), _).
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'$install_ops_module'(_, []).
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'$install_ops_module'(Mod, op(X,Y,Op).Ops) :-
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op(X, Y, Mod:Op),
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'$install_ops_module'(Mod, Ops).
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'$install_imports_module'(_, []).
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'$install_imports_module'(Mod, Import.Imports) :-
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recordz('$import', Import, _),
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'$install_imports_module'(Mod, Imports).
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'$install_parents_module'(_, []).
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'$install_parents_module'(Mod, Parent.Parents) :-
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assert(prolog:Parent),
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'$install_parents_module'(Mod, Parents).
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'$install_module_transparents_module'(_, []).
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'$install_module_transparents_module'(Mod, Module_Transparent.Module_Transparents) :-
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assert(prolog:Module_Transparent),
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'$install_module_transparents_module'(Mod, Module_Transparents).
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'$install_meta_predicates_module'(_, []).
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'$install_meta_predicates_module'(Mod, Meta_Predicate.Meta_Predicates) :-
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assert(prolog:Meta_Predicate),
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'$install_meta_predicates_module'(Mod, Meta_Predicates).
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'$install_multi_files_module'(_, []).
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'$install_multi_files_module'(Mod, Multi_File.Multi_Files) :-
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recordz('$multifile_defs',Multi_File, _).
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'$install_multi_files_module'(Mod, Multi_Files).
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