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

unset HISTFILE
export LESSHISTFILE=-
export PYTHONSTARTUP=~/.pythonrc
export XAUTHORITY=~/.cache/.Xauthority

alias ls='ls --color=auto'
alias diff='diff --color=auto'
alias grep='grep --color=auto'

alias installed_packages='comm -23 <(pacman -Qeq | sort) <(pacman -Qgq base base-devel | sort)'
alias unused_packages='pacman -Qtdq'

PS1='\u@\h:\w \$ '