>> max = IO.popen("maxima", "w+")
=> #<IO:0x2535b68>
>> max.readlines.last
^CIRB::Abort: abort then interrupt!!
from /opt/local/lib/ruby/1.8/irb.rb:81:in `irb_abort'
from /opt/local/lib/ruby/1.8/irb.rb:243:in `signal_handle'
from /opt/local/lib/ruby/1.8/irb.rb:66:in `start'
from (irb):2:in `call'
from (irb):2:in `readlines'
from (irb):2
When you run max.readlines.anything script/console freezes
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