gistfile1.rb

#!/usr/bin/env ruby

require 'fileutils'
require 'tmpdir'

tmpdir = Dir.mktmpdir
`cd #{tmpdir} && mu mkdir find`

result = `mdfind -onlyin ~/mail #{ARGV[0]}`
exit 1 unless result.length > 10 && $? == 0

lines = result.lines

lines.select {|x| x =~ /S$/}.each do |path|
  `ln -s "#{path.chomp}" "#{tmpdir}/find/cur/"`
end

lines.select {|x| not (x =~ /S$/)}.each do |path|
  `ln -s "#{path.chomp}" "#{tmpdir}/find/new/"`
end

system "mutt -f \"#{tmpdir}/find\""

`rm -rf "#{tmpdir}"`