On Tue, Feb 23, 2016 at 02:04:34AM +0000, Eric Wong wrote:
> The File.readlink has been available since the earliest SVN import
> of Ruby from Jan 16 1998.  There's no reason to load the Pathname
> class here since we don't do any further pathname manipulation.
> 
> So avoid loading the extra .so here and creating extra objects.
> ---
>  Noticed while reviewing "[RFC] linux: workaround Ruby 2.3 change"
>  http://bogomips.org/raindrops-public/20160202183136.21549-1-e@80x24.org/raw
> 
>  lib/raindrops/linux.rb | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/lib/raindrops/linux.rb b/lib/raindrops/linux.rb
> index a38fa64..4166ec7 100644
> --- a/lib/raindrops/linux.rb
> +++ b/lib/raindrops/linux.rb
> @@ -8,7 +8,6 @@
>  # Instead of snapshotting, Raindrops::Aggregate::LastDataRecv may be used
>  # to aggregate statistics from +all+ accepted sockets as they arrive
>  # based on the +last_data_recv+ field in Raindrops::TCP_Info
> -require 'pathname'
>  
>  module Raindrops::Linux
>  
> @@ -46,7 +45,7 @@ module Raindrops::Linux
>          path.force_encoding(Encoding::BINARY) if defined?(Encoding)
>          if File.symlink?(path)
>            link = path
> -          path = Pathname.new(link).realpath.to_s
> +          path = File.readlink(link)
>            path.force_encoding(Encoding::BINARY) if defined?(Encoding)
>            rv[link] = rv[path] # vivify ListenerStats
>          else
> -- 
> EW

LGTM