103 lines
1.6 KiB
Plaintext
103 lines
1.6 KiB
Plaintext
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:- [library(files)].
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:- [library(directory)].
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:- [library(date)].
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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 Quintus Prolog.']).
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make_directory(Directory) :-
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{atom_concat('mkdir ', Directory, Command), unix(Command)}.
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delete_directory(Directory) :-
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{atom_concat('rmdir ', Directory, Command), unix(Command)}.
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change_directory(Directory) :-
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{unix(cd(Directory))}.
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working_directory(Directory) :-
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{fail}.
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directory_exists(Directory) :-
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{fail}.
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directory_files(Directory, Files) :-
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{file_members_of_directory(Directory, '*', Files)}.
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absolute_file_name(File) :-
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{absolute_file_name(File, File)}.
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absolute_file_name(File, Full) :-
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{absolute_file_name(File, Full)}.
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file_exists(File) :-
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{file_exists(File)}.
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file_modification_time(File, Time) :-
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{fail}.
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file_size(File, Size) :-
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{file_property(File, size, Size)}.
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file_type(File, Type) :-
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{file_property(File, type, Type)}.
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file_permission(File, Permission) :-
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{file_exists(File, Permission)}.
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delete_file(File) :-
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{delete_file(File)}.
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rename_file(Old, New) :-
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{rename_file(Old, New)}.
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environment_variable(Variable, Value) :-
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{fail}.
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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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{date(date(Day, Month, Year)), time(time(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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{statistics(runtime, [Miliseconds| _]), Time is Miliseconds/1000}.
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host_name(Name) :-
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{fail}.
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:- end_object.
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