Mac gnu grep

mac_gnu_grep

# Enable dupe and install
brew tap homebrew/dupes
brew install homebrew/dupes/grep

# Install the perl compatible regular expression library


brew install pcre


# Add the symlink to a place in $PATH
ln -s /usr/local/Cellar/grep/2.14/bin/ggrep /usr/bin/ggrep

# Add an alias

alias grep="ggrep"

# Verify you got it!
$ grep --version


grep (GNU grep) 2.14
Copyright (C) 2012 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

Written by Mike Haertel and others, see <http://git.sv.gnu.org/cgit/grep.git/tree/AUTHORS>.

# If you want it to be permanent, you can add the alias line to your ~/.bash_profile

# You probably want the alias to stick after reboots

echo 'alias grep="ggrep"' >> ~/.bash_profile