105 lines
1.6 KiB
Plaintext
105 lines
1.6 KiB
Plaintext
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:- use_module(library(system)).
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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 YAP.']).
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make_directory(Directory) :-
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{make_directory(Directory)}.
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delete_directory(Directory) :-
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{delete_file(Directory)}.
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change_directory(Directory) :-
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{cd(Directory)}.
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working_directory(Directory) :-
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{getcwd(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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{directory_files(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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{file_property(File, mod_time(Time))}.
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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(Old, New)}.
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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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{environ(Variable, Value)}.
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set_environment_variable(Variable, Value) :-
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{putenv(Variable, Value)}.
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date_time(Year, Month, Day, Hours, Mins, Secs, 0) :-
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{datime(datime(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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{host_name(Name)}.
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:- end_object.
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