347 lines
12 KiB
Prolog
Executable File
347 lines
12 KiB
Prolog
Executable File
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% SWI emulation.
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% written in an on-demand basis.
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:- module(system, [concat_atom/2,
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concat_atom/3,
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setenv/2,
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prolog_to_os_filename/2,
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is_absolute_file_name/1,
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read_clause/1,
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string/1,
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working_directory/2,
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chdir/1,
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compile_aux_clauses/1,
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convert_time/2,
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'$set_source_module'/2,
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'$declare_module'/5,
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'$set_predicate_attribute'/3,
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time_file/2,
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flag/3,
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current_flag/1
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]).
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:- reexport(library(charsio),[
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write_to_chars/2,
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read_from_chars/2
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]).
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:- reexport(library(lists),[append/2,
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append/3,
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delete/3,
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member/2,
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flatten/2,
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intersection/3,
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last/2,
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memberchk/2,
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max_list/2,
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min_list/2,
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nextto/3,
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permutation/2,
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reverse/2,
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select/3,
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selectchk/3,
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sublist/2,
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sumlist/2,
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nth1/3,
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nth0/3]).
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:- reexport(library(apply),[maplist/2,
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maplist/3,
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maplist/4,
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maplist/5,
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include/3,
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exclude/3,
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partition/4,
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partition/5
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]).
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:- reexport(library(system),
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[datime/1,
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mktime/2,
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file_property/2,
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sleep/1]).
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:- reexport(library(arg),
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[genarg/3]).
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:- reexport(library(apply_macros),
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[]).
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:- reexport(library(terms),
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[subsumes/2,
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subsumes_chk/2,
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term_hash/2,
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unifiable/3,
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cyclic_term/1,
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variant/2]).
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:- source.
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:- style_check(all).
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:- yap_flag(unknown,error).
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:- yap_flag(open_expands_filename,false).
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:- yap_flag(autoload,true).
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:- set_prolog_flag(user_flags,silent).
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:- load_foreign_files([libplstream], [], initIO).
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% Time is given as a float in SWI-Prolog.
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swi_get_time(FSecs) :- datime(Datime), mktime(Datime, Secs), FSecs is Secs*1.0.
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goal_expansion(atom_concat(A,B),atomic_concat(A,B)).
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goal_expansion(atom_concat(A,B,C),atomic_concat(A,B,C)).
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%goal_expansion(arg(A,_,_),_) :- nonvar(A), !, fail.
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goal_expansion(arg(A,B,C),genarg(A,B,C)).
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goal_expansion(time_file(A,B),system:swi_time_file(A,B)).
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goal_expansion(get_time(A),system:swi_get_time(A)).
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goal_expansion(time_file(A,B),system:swi_time_file(A,B)).
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goal_expansion(expand_file_name(A,B),system:swi_expand_file_name(A,B)).
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goal_expansion(wildcard_match(A,B),system:swi_wilcard_match(A,B)).
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goal_expansion(directory_files(A,B),system:swi_directory_files(A,B)).
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goal_expansion(file_name_extension(A,B,C), system:swi_file_name_extension(A,B,C)).
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goal_expansion(exists_file(A), system:swi_exists_file(A)).
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goal_expansion(exists_directory(A), system:swi_exists_directory(A)).
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:- dynamic swi_io/0.
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goal_expansion(open(A,B,C,D),system:swi_open(A,B,C,D)) :- swi_io.
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goal_expansion(open(A,B,C), system:swi_open(A,B,C)) :- swi_io.
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goal_expansion(close(A), system:swi_close(A)) :- swi_io.
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goal_expansion(close(A,B), system:swi_close(A,B)) :- swi_io.
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goal_expansion(set_input(A), system:swi_set_input(A)) :- swi_io.
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goal_expansion(set_output(A), system:swi_set_output(A)) :- swi_io.
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goal_expansion(current_input(A), system:swi_current_input(A)) :- swi_io.
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goal_expansion(current_output(A), system:swi_current_output(A)) :- swi_io.
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goal_expansion(get_code(A,B),system:swi_get_code(A,B)) :- swi_io.
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goal_expansion(get_code(A), system:swi_get_code(A)) :- swi_io.
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goal_expansion(get_char(A,B),system:swi_get_char(A,B)) :- swi_io.
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goal_expansion(get_char(A), system:swi_get_char(A)) :- swi_io.
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goal_expansion(get_byte(A,B),system:swi_get_byte(A,B)) :- swi_io.
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goal_expansion(get_byte(A), system:swi_get_byte(A)) :- swi_io.
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goal_expansion(peek_code(A,B),system:swi_peek_code(A,B)) :- swi_io.
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goal_expansion(peek_code(A), system:swi_peek_code(A)) :- swi_io.
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goal_expansion(peek_char(A,B),system:swi_peek_char(A,B)) :- swi_io.
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goal_expansion(peek_char(A), system:swi_peek_char(A)) :- swi_io.
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goal_expansion(peek_byte(A,B),system:swi_peek_byte(A,B)) :- swi_io.
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goal_expansion(peek_byte(A), system:swi_peek_byte(A)) :- swi_io.
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goal_expansion(put_byte(A,B),system:swi_put_byte(A,B)) :- swi_io.
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goal_expansion(put_byte(A), system:swi_put_byte(A)) :- swi_io.
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goal_expansion(put_code(A,B),system:swi_put_code(A,B)) :- swi_io.
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goal_expansion(put_code(A), system:swi_put_code(A)) :- swi_io.
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goal_expansion(put_char(A,B),system:swi_put_char(A,B)) :- swi_io.
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goal_expansion(put_char(A), system:swi_put_char(A)) :- swi_io.
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goal_expansion(flush_output, system:swi_flush_output).
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goal_expansion(flush_output(A), system:swi_flush_output(A)) :- swi_io.
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goal_expansion(at_end_of_stream(A), system:swi_at_end_of_stream(A)) :- swi_io.
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goal_expansion(at_end_of_stream, system:swi_at_end_of_stream).
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goal_expansion(stream_property(A,B),system:swi_stream_property(A,B)) :- swi_io.
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goal_expansion(set_stream_position(A,B),system:swi_set_stream_position(A,B)) :- swi_io.
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/* edinburgh IO */
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goal_expansion(see(A), system:swi_see(A)) :- swi_io.
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goal_expansion(seen, system:swi_seen).
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goal_expansion(seeing(A), system:swi_seeing(A)) :- swi_io.
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goal_expansion(tell(A), system:swi_tell(A)) :- swi_io.
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goal_expansion(append(A), system:swi_append(A)) :- swi_io.
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goal_expansion(told, system:swi_told).
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goal_expansion(telling(A), system:swi_telling(A)) :- swi_io.
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goal_expansion(put(A,B),system:swi_put(A,B)) :- swi_io.
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goal_expansion(put(A), system:swi_put(A)) :- swi_io.
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goal_expansion(skip(A), system:swi_skip(A)) :- swi_io.
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goal_expansion(skip(A,B),system:swi_skip(A,B)) :- swi_io.
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goal_expansion(get(A), system:swi_get(A)) :- swi_io.
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goal_expansion(get(A,B),system:swi_get(A,B)) :- swi_io.
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goal_expansion(get0(A,B),system:swi_get0(A,B)) :- swi_io.
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goal_expansion(get0(A), system:swi_get0(A)) :- swi_io.
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goal_expansion(ttyflush, system:swi_ttyflush).
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goal_expansion(prompt(A,B),system:swi_prompt(A,B)) :- swi_io.
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goal_expansion(tab(A,B),system:swi_tab(A,B)) :- swi_io.
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goal_expansion(tab(A), system:swi_tab(A)) :- swi_io.
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/* Quintus IO */
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goal_expansion(byte_count(A,B),system:swi_byte_count(A,B)) :- swi_io.
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goal_expansion(character_count(A,B),system:swi_character_count(A,B)) :- swi_io.
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goal_expansion(line_count(A,B),system:swi_line_count(A,B)) :- swi_io.
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goal_expansion(line_position(A,B),system:swi_line_position(A,B)) :- swi_io.
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goal_expansion(open_null_stream(A), system:swi_open_null_stream(A)) :- swi_io.
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/* SWI specific */
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goal_expansion(is_stream(A), system:swi_is_stream(A)) :- swi_io.
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goal_expansion(set_stream(A,B),system:swi_set_stream(A,B)) :- swi_io.
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goal_expansion(with_output_to(A,B),system:swi_with_output_to(A,B)) :- swi_io.
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goal_expansion(set_prolog_IO(A,B,C), system:swi_set_prolog_IO(A,B,C)) :- swi_io.
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goal_expansion(protocol(A), system:swi_protocol(A)) :- swi_io.
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goal_expansion(protocola(A), system:swi_protocola(A)) :- swi_io.
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goal_expansion(noprotocol, noprotocol).
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goal_expansion(protocolling(A), system:swi_protocolling(A)) :- swi_io.
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goal_expansion(prompt1(A), system:swi_prompt1(A)) :- swi_io.
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goal_expansion(seek(A,B,C,D),system:swi_seek(A,B,C,D)) :- swi_io.
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goal_expansion(wait_for_input(A,B,C), system:swi_wait_for_input(A,B,C)) :- swi_io.
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goal_expansion(get_single_char(A), system:swi_get_single_char(A)) :- swi_io.
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goal_expansion(read_pending_input(A,B,C), system:swi_read_pending_input(A,B,C)) :- swi_io.
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goal_expansion(source_location(A,B),system:swi_source_location(A,B)) :- swi_io.
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goal_expansion(copy_stream_data(A,B,C), system:swi_copy_stream_data(A,B,C)) :- swi_io.
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goal_expansion(copy_stream_data(A,B),system:swi_copy_stream_data(A,B)) :- swi_io.
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/* SWI internal */
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goal_expansion('$push_input_context', system:'swi_$push_input_context').
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goal_expansion('$pop_input_context', system:'swi_$pop_input_context').
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goal_expansion('$size_stream'(A,B),system:'swi_$size_stream'(A,B)) :- swi_io.
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goal_expansion(working_directory(A,B),system:swi_working_directory(A,B)) :- swi_io.
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goal_expansion(access_file(A,B),system:swi_access_file(A,B)) :- swi_io.
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goal_expansion(size_file(A,B),system:swi_size_file(A,B)) :- swi_io.
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goal_expansion(read_link(A,B,C), system:swi_read_link(A,B,C)) :- swi_io.
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goal_expansion(tmp_file(A,B),system:swi_tmp_file(A,B)) :- swi_io.
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goal_expansion(tmp_file_stream(A,B,C), system:swi_tmp_file_stream(A,B,C)) :- swi_io.
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goal_expansion(delete_file(A), delete_file(A)) :- swi_io.
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goal_expansion(delete_directory(A), delete_directory(A)) :- swi_io.
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goal_expansion(make_directory(A), make_directory(A)) :- swi_io.
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goal_expansion(same_file(A,B),system:swi_same_file(A,B)) :- swi_io.
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goal_expansion(rename_file(A,B),system:swi_rename_file(A,B)) :- swi_io.
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goal_expansion(is_absolute_file_name(A), is_absolute_file_name(A)) :- swi_io.
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goal_expansion(file_base_name(A,B),system:swi_file_base_name(A,B)) :- swi_io.
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goal_expansion(file_directory_name(A,B),system:swi_file_directory_name(A,B)) :- swi_io.
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goal_expansion(prolog_to_os_filename(A,B),system:swi_prolog_to_os_filename(A,B)) :- swi_io.
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goal_expansion('$mark_executable'(A), system:'swi_is_absolute_file_name'(A)) :- swi_io.
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goal_expansion('$absolute_file_name'(A,B),system:'swi_$absolute_file_name'(A,B)) :- swi_io.
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% make sure we also use
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:- user:library_directory(X),
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atom(X),
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atom_concat([X,'/dialect/swi'],SwiDir),
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\+ user:library_directory(SwiDir),
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asserta(user:library_directory(SwiDir)),
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fail
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;
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true.
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:- multifile
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user:file_search_path/2.
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:- dynamic
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user:file_search_path/2.
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user:file_search_path(swi, Home) :-
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current_prolog_flag(home, Home).
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user:file_search_path(foreign, swi(ArchLib)) :-
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current_prolog_flag(arch, Arch),
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atom_concat('lib/', Arch, ArchLib).
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user:file_search_path(foreign, swi(lib)).
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concat_atom([A|List], Separator, New) :- var(List), !,
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atom_codes(Separator,[C]),
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atom_codes(New, NewChars),
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split_atom_by_chars(NewChars,C,L,L,A,List).
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concat_atom(List, Separator, New) :-
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add_separator_to_list(List, Separator, NewList),
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atomic_concat(NewList, New).
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split_atom_by_chars([],_,[],L,A,[]):-
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atom_codes(A,L).
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split_atom_by_chars([C|NewChars],C,[],L,A,[NA|Atoms]) :- !,
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atom_codes(A,L),
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split_atom_by_chars(NewChars,C,NL,NL,NA,Atoms).
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split_atom_by_chars([C1|NewChars],C,[C1|LF],LAtom,Atom,Atoms) :-
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split_atom_by_chars(NewChars,C,LF,LAtom,Atom,Atoms).
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add_separator_to_list([], _, []).
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add_separator_to_list([T], _, [T]) :- !.
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add_separator_to_list([H|T], Separator, [H,Separator|NT]) :-
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add_separator_to_list(T, Separator, NT).
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concat_atom(List, New) :-
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atomic_concat(List, New).
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setenv(X,Y) :- unix(putenv(X,Y)).
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prolog_to_os_filename(X,X).
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is_absolute_file_name(X) :-
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absolute_file_name(X,X).
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read_clause(X,Y) :-
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read_term(X,Y,[singetons(warning)]).
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string(_) :- fail.
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bindings_message(V) -->
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{ cvt_bindings(V, Bindings) },
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prolog:message(query(_YesNo,Bindings)), !.
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cvt_bindings([],[]).
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cvt_bindings([[Name|Value]|L],[AName=Value|Bindings]) :-
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atom_codes(AName, Name),
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cvt_bindings(L,Bindings).
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working_directory(OCWD,NCWD) :-
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getcwd(OCWD),
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(var(NCWD) -> true ; cd(NCWD)).
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chdir(X) :- cd(X).
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% Time is received as int, and converted to "..."
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% ctime is a built-in.
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convert_time(X,Y) :- swi:ctime(X,Y).
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compile_aux_clauses([]).
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compile_aux_clauses([(:- G)|Cls]) :-
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prolog_load_context(module, M),
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once(M:G),
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compile_aux_clauses(Cls).
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compile_aux_clauses([Cl|Cls]) :-
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prolog_load_context(module, M),
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assert_static(M:Cl),
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compile_aux_clauses(Cls).
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'$set_source_module'(Source0, SourceF) :-
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prolog_load_context(module, Source0), !,
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module(SourceF).
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'$set_source_module'(Source0, SourceF) :-
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current_module(Source0, SourceF).
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/** '$declare_module'(+Module, +Super, +File, +Line, +Redefine) is det.
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Start a new (source-)module
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@param Module is the name of the module to declare
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@param File is the canonical name of the file from which the module
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is loaded
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@param Line is the line-number of the :- module/2 directive.
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@param Redefine If =true=, allow associating the module to a new file
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*/
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'$declare_module'(Name, Context, _, _, _) :-
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add_import_module(Name, Context, start).
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'$set_predicate_attribute'(_, _, _).
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flag(Key, Old, New) :-
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recorded(Key, Old, R), !,
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(
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Old \== New
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->
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erase(R),
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recorda(Key, New, _)
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;
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true
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).
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flag(Key, 0, New) :-
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functor(Key, N, Ar),
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functor(K, N, Ar),
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assert(flag(K)),
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recorda(K, New, _).
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current_flag(Key) :-
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swi:flag(Key).
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