# crulx's solution has a bug - 
# readdir needs to have the directory glued back
# on once you're looking at files outside the 
# original directory

use strict;
my $dir = '.';
print &dir_tree_size($dir) . "\n";
exit 0;

sub dir_tree_size {
  my $dir = shift;
  my ($i,$total, $f);
  $total = 0;
  opendir DIR, $dir;
  my @files = grep !/^\.\.?$/, readdir DIR;
  for $i (@files) {
    $f = "$dir/$i";
    if(-d $f) { 
      $total += dir_tree_size($f) }
    else { 
      $total += -s $f}
  }
  return $total;
}

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In reply to Re: How do I recursively count file sizes in a script that works under both Windows and Linux? by Anonymous Monk
in thread How do I recursively count file sizes in a script that works under both Windows and Linux? by FiReWaLL

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