grep "expects build fingerprint" . -rnc | awk 'BEGIN{FS=":"}$2==3{print $1}' | xargs -I '{}' mv {} ../finger-error/
http://www.cnblogs.com/chengmo/archive/2010/10/06/1844818.html
http://blog.csdn.net/wklken/article/details/6555694
