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#!/usr/bin/env ruby
def matchstat(filename)
begin
fp = File.new(filename)
rescue => err
STDERR.puts "cannot open file #{filename}"
exit 1
end
countmatches = 0
totallength = 0
totalid = 0
fp.readlines.uniq.each do |line|
if line.match(/^\d/) and m = line.split(/\s/)
len1 = m[0].to_i
len2 = m[4].to_i
id = m[9].to_f
countmatches += 1
totallength += len1 + len2
totalid += id
end
end
printf("matches: %d, totallength=%d, avg_length=%.2f, avg_id=%.2f\n",
countmatches,totallength,totallength.to_f/countmatches.to_f,
totalid/countmatches.to_f)
fp.close_read
end
ARGV.each do |filename|
matchstat(filename)
end
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