Add bashrc

#

# ~/.bashrc

#

# If not running interactively, don't do anything

[[ $- != *i* ]] && return

alias ls='ls --color=auto'

PS1='[\u@\h \W]\$ '

# Eternal bash history.

# ---------------------

# Undocumented feature which sets the size to "unlimited".

# http://stackoverflow.com/questions/9457233/unlimited-bash-history

export HISTFILESIZE=

export HISTSIZE=

export HISTTIMEFORMAT="[%F %T] "

# Change the file location because certain bash sessions truncate .bash_history file upon close.

# http://superuser.com/questions/575479/bash-history-truncated-to-500-lines-on-each-login

export HISTFILE=~/.bash_eternal_history

# Force prompt to write history after every command.

# http://superuser.com/questions/20900/bash-history-loss

PROMPT_COMMAND="history -a; $PROMPT_COMMAND"