.bashrc

#!/bin/bash

# catch non-bash and non-interactive shells
[[ $- == *i* && $BASH_VERSION ]] && SHELL=/bin/bash || return 0

# set some defaults
export MANWIDTH=90
export HISTSIZE=10000
export HISTIGNORE="q:f:v"

# colors in less (manpager)
export LESS_TERMCAP_mb=$'\e[01;31m'
export LESS_TERMCAP_md=$'\e[01;31m'
export LESS_TERMCAP_me=$'\e[0m'
export LESS_TERMCAP_se=$'\e[0m'
export LESS_TERMCAP_so=$'\e[01;44;33m'
export LESS_TERMCAP_ue=$'\e[0m'
export LESS_TERMCAP_us=$'\e[01;32m'

# ensure ~/bin is on the path
[[ $PATH =~ ~/bin ]] || PATH=~/bin:$PATH

set -o vi
set -o notify

shopt -s direxpand
shopt -s checkhash
shopt -s sourcepath
shopt -s expand_aliases
shopt -s autocd cdspell
shopt -s extglob dotglob
shopt -s no_empty_cmd_completion
shopt -s autocd cdable_vars cdspell
shopt -s cmdhist histappend histreedit histverify
[[ $DISPLAY ]] && shopt -s checkwinsize

# prompt if file sourcing below fails
PS1='[\u@\h \W]\$ '

# uncomment these lines to disable the multi-line prompt
# add user@host, and remove the unicode line-wrap characters

# export PROMPT_LNBR1=''
# export PROMPT_MULTILINE=''
# export PROMPT_USERFMT='\u\[\e[0m\]@\[\e[31m\]\h '

# source shell configs
for f in "$HOME/.bash/"*?.bash; do
    . "$f"
done

alias ..='cd ..'
alias ...='cd ../..'
alias ....='cd ../../..'
alias .....='cd ../../../..'
alias 2..=...
alias 3..=....
alias 4..=.....

alias ll='ls -l'
alias la='ls -A'
alias lla='ls -la'

alias vi='nvim'
alias vix='vi -c \"Vex\"'

alias :q='exit'
alias :wq='exit'

alias po='pdfopen'
alias pdfopen='pdfopen --viewer evince'

if [ -x /usr/bin/dircolors ]; then
    test -r ~/.dircolors && eval "$(dircolors -b ~/.dircolors)" || eval "$(dircolors -b)"
    alias ls='ls --color=auto'
    alias grep='grep -n --color=auto'
    alias fgrep='fgrep -n --color=auto'
    alias egrep='egrep -n --color=auto'
fi

PROMPT_COMMAND='pwd > "/tmp/whereami"'
export EDITOR=nvim