110 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
		
		
			
		
	
	
			110 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
|   | 
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|  | :- use_module(library(system)). | ||
|  | 
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|  | 
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|  | :- object(system, | ||
|  | 	implements(systemp)). | ||
|  | 
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|  | 
 | ||
|  | 	:- info([ | ||
|  | 		version is 1.0, | ||
|  | 		author is 'Paulo Moura', | ||
|  | 		date is 2004/6/5, | ||
|  | 		comment is 'Operating system interface for IF/Prolog.']). | ||
|  | 
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|  | 
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|  | 	make_directory(Directory) :- | ||
|  | 		{fail}. | ||
|  | 
 | ||
|  | 
 | ||
|  | 	delete_directory(Directory) :- | ||
|  | 		{fail}. | ||
|  | 
 | ||
|  | 
 | ||
|  | 	change_directory(Directory) :- | ||
|  | 		{chdir(Directory)}. | ||
|  | 
 | ||
|  | 
 | ||
|  | 	working_directory(Directory) :- | ||
|  | 		{getcwd(Directory)}. | ||
|  | 
 | ||
|  | 
 | ||
|  | 	directory_exists(Directory) :- | ||
|  | 		{fail}. | ||
|  | 
 | ||
|  | 
 | ||
|  | 	directory_files(Directory, Files) :- | ||
|  | 		{fail}. | ||
|  | 
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|  | 
 | ||
|  | 	absolute_file_name(File) :- | ||
|  | 		{fail}. | ||
|  | 
 | ||
|  | 
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|  | 	absolute_file_name(File, Full) :- | ||
|  | 		{fail}. | ||
|  | 
 | ||
|  | 
 | ||
|  | 	file_exists(File) :- | ||
|  | 		{file_test(File, read)}. | ||
|  | 
 | ||
|  | 
 | ||
|  | 	file_modification_time(File, Time) :- | ||
|  | 		{get_file_info(File, mtime, Time)}. | ||
|  | 
 | ||
|  | 
 | ||
|  | 	file_size(File, Size) :- | ||
|  | 		{get_file_info(File, size, Size)}. | ||
|  | 
 | ||
|  | 
 | ||
|  | 	file_type(File, Type) :- | ||
|  | 		{get_file_info(File, mode, Mode)}, | ||
|  | 		file_mode_type(Mode, Type). | ||
|  | 
 | ||
|  | 	file_mode_type(ifreg, regular). | ||
|  | 	file_mode_type(ifdir, directory). | ||
|  | 	file_mode_type(iflnk, symlink). | ||
|  | 
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|  | 
 | ||
|  | 	file_permission(File, Permission) :- | ||
|  | 		{file_test(File, Permission)}. | ||
|  |   | ||
|  | 
 | ||
|  | 	delete_file(File) :- | ||
|  | 		{fail}. | ||
|  | 
 | ||
|  | 
 | ||
|  | 	rename_file(Old, New) :- | ||
|  | 		{fail}. | ||
|  | 
 | ||
|  | 
 | ||
|  | 	symbolic_link(File, Target) :- | ||
|  | 		{fail}. | ||
|  | 
 | ||
|  | 
 | ||
|  | 	environment_variable(Variable, Value) :- | ||
|  | 		{getenv(Variable, Value)}. | ||
|  | 
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|  | 
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|  | 	set_environment_variable(Variable, Value) :- | ||
|  | 		{fail}. | ||
|  | 
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|  | 
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|  | 	date_time(Year, Month, Day, Hours, Mins, Secs, 0) :- | ||
|  | 		{localtime(time, Year, Month, Day, _, _, Hours, Min, Secs)}. | ||
|  | 
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|  | 
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|  | 	convert_time(Time, Year, Month, Day, Hours, Mins, Secs, _) :- | ||
|  | 		{localtime(Time, Year, Month, Day, _, _, Hours, Min, Secs)}. | ||
|  | 
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|  | 
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|  | 	cpu_time(Time) :- | ||
|  | 		{Time is cputime}. | ||
|  | 
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|  | 
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|  | 	host_name(Name) :- | ||
|  | 		{current_host(Name)}. | ||
|  | 
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|  | 
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|  | :- end_object. |