p5-ack

Grep-like text finder for large trees of text

ack is a grep-like program with optimizations for searching through large trees of source code. Key improvements include: * Defaults to only searching program source code * Defaults to recursively searching directories * Ignores blib directories. * Ignores source code control directories, like CVS, .svn and _darcs. * Uses Perl regular expressions * Highlights matched text