121 lines
1.9 KiB
Plaintext
121 lines
1.9 KiB
Plaintext
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:- object(system,
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implements(systemp)).
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:- info([
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version is 1.0,
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author is 'Paulo Moura',
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date is 2004/6/5,
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comment is 'Operating system interface for ALS Prolog.']).
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make_directory(Directory) :-
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{fail}.
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delete_directory(Directory) :-
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{fail}.
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change_directory(Directory) :-
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{change_cwd(Directory)}.
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working_directory(Directory) :-
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{get_cwd(Directory)}.
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directory_exists(Directory) :-
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{fail}.
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directory_files(Directory, Files) :-
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{files(Directory, '*', Files)}.
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absolute_file_name(File) :-
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{is_absolute_path(File)}.
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absolute_file_name(File, Full) :-
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{fail}.
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file_base_name(File, Base) :-
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{path_directory_tail(File, _, Name),
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file_extension(Name, Base, _)}.
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file_name_extension(File, Extension) :-
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{path_directory_tail(File, _, Name),
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file_extension(Name, _, Extension)}.
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file_name_directory(File, Directory) :-
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{path_directory_tail(File, Directory, _)}.
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file_exists(File) :-
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{exists_file(File)}.
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file_modification_time(File, Time) :-
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{file_status(File, Status),
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dmember(mod_time=Time, Status)}.
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file_size(File, Size) :-
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{file_status(File, Status),
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dmember(size=Size, Status)}.
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file_type(File, Type) :-
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{file_status(File, Status),
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dmember(type=Type, Status)}.
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file_permission(File, Permission) :-
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{file_status(File, Status),
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dmember(permissions=Permissions, Status),
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member(Permission, Permissions)}.
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delete_file(File) :-
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{remove_file(File)}.
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rename_file(Old, New) :-
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{fail}.
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symbolic_link(File, Target) :-
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{fail}.
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environment_variable(Variable, Value) :-
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{getenv(Variable, Value)}.
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set_environment_variable(Variable, Value) :-
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{fail}.
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date_time(Year, Month, Day, Hours, Mins, Secs, 0) :-
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{datetime(Year/Month/Day, Hours:Mins:Secs)}.
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convert_time(Time, Year, Month, Day, Hours, Mins, Secs, Milisecs) :-
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{fail}.
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cpu_time(Time) :-
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{Time is cputime}.
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host_name(Name) :-
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{fail}.
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:- end_object.
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