mojombo/god — pull request #132 by mashiro (2013-04-18 10:07:56+00:00)
Title: Prevent from starts two processes

```bash
# before
sh -c ruby -e 'loop { p ARGV; sleep 1; }' 'foo bar'
\_ ruby -e loop { p ARGV; sleep 1; } foo bar

# after
ruby -e loop { p ARGV; sleep 1; } foo bar
```