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Full Discussion: Perl : Delete all files except few
Top Forums Shell Programming and Scripting Perl : Delete all files except few Post 302885896 by bartus11 on Tuesday 28th of January 2014 06:50:17 PM
Old 01-28-2014
Try:
Code:
#!/usr/bin/perl
use strict;
use warnings;
use Getopt::Std;
use File::Find;

our ($opt_d, $opt_e);
getopt("de");
die "exclude is not defined (no parameter for -e)" unless defined $opt_e;
our $dir = $opt_d;
die "$dir is not a directory (wrong parameter for -d)" unless -d $dir;
our @exclude = split /,/, $opt_e;

foreach my $file (@exclude) {
  print "$dir/$file not found\n" if ! -f "$dir/$file";
}

finddepth(\&wanted, "$dir");

sub wanted {
  if (( ! grep {$File::Find::name eq "$dir/$_"} @exclude) && (-f $_)) {
    unlink $_;
  }
}

 

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EXAMPLES

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OPTIONS

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       -h, --host HOST
	      server to connect to (default HOST=localhost)

       -d, --db DATABASE
	      database to use

       -c, --c COLLECTION
	      collection to use

       -q, --query QUERY
	      query filter

       -f, --fields FIELDS
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       --csv  export to CSV instead of JSON

       -o, --out FILE
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COPYRIGHT

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SEE ALSO

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AUTHOR

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10gen								     June 2009							    MONGOEXPORT(1)
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