查看Linux下的个人主目录文件变化

　2012-05-18 16:55:54　来源：WEB开发网　　　

核心提示：#!/usr/bin/perl use strict;use warnings;for (qw <"system" "system.bak">){die "error..."if -e $_;}open SYSTEM_, "< sy

#!/usr/bin/perl 
use strict;
use warnings;

for (qw <"system" "system.bak">){
	die "error..."
		if -e $_;
}

open SYSTEM_, "< system";
open SYSTEM_BAK, "> system.bak";

select SYSTEM_BAK;
while (<SYSTEM_>){
	print ;	
}

close SYSTEM_;
close SYSTEM_BAK;

system ("find ~/ > system");
system ("diff system system.bak");

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