.bashrc

#!/bin/bash

# We use /bin/bash instead of /bin/zsh, but can still load .zprofile if it exists:
if [ -f .zprofile ]; then
  source .zprofile
  export BASH_SILENCE_DEPRECATION_WARNING=1
fi

#------------------------------------------------------------------------------
# ~/.bashrc: executed by bash(1) for non-login shells.
# see /usr/share/doc/bash/examples/startup-files (in the package bash-doc)
# for examples

# If not running interactively, don't do anything
case $- in
  *i*) ;;
  *) return;;
esac

# don't put duplicate lines or lines starting with space in the history.
# See bash(1) for more options
HISTCONTROL=ignoreboth

# append to the history file, don't overwrite it
shopt -s histappend

# for setting history length see HISTSIZE and HISTFILESIZE in bash(1)
HISTSIZE=1000000
HISTFILESIZE=2000000

# check the window size after each command and, if necessary,
# update the values of LINES and COLUMNS.
shopt -s checkwinsize

# If set, the pattern "**" used in a pathname expansion context will
# match all files and zero or more directories and subdirectories.
#shopt -s globstar

# make less more friendly for non-text input files, see lesspipe(1)
[ -x /usr/bin/lesspipe ] && eval "$(SHELL=/bin/sh lesspipe)"

# colored GCC warnings and errors
export GCC_COLORS='error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01'

# Add an "alert" alias for long running commands.  Use like so:
#   sleep 10; alert
alias alert='notify-send --urgency=low -i "$([ $? = 0 ] && echo terminal || echo error)" "$(history|tail -n1|sed -e '\''s/^\s*[0-9]\+\s*//;s/[;&|]\s*alert$//'\'')"'

# enable programmable completion features (you don't need to enable
# this, if it's already enabled in /etc/bash.bashrc and /etc/profile
# sources /etc/bash.bashrc).
if ! shopt -oq posix; then
  if [ -f /usr/share/bash-completion/bash_completion ]; then
    . /usr/share/bash-completion/bash_completion
  elif [ -f /etc/bash_completion ]; then
    . /etc/bash_completion
  fi
fi
#------------------------------------------------------------------------------

# envvars may be cleaned if e.g., sudo -s, and in that case reload.
if [[ ! $PREFIX ]]; then
  source ~/.environ
fi

. $HOME/.bash_aliases

# Bash-specific aliases (fish equivalent on ~/.config/fish/config.fish):
# e.g., ff "*.h" or ff "*.java"
alias ff='function __ff() { find . -name "$1" -type f 2>/dev/null; unset -f __ff; }; __ff'
# e.g., ffg "*.txt" "error"
alias ffg='function __ffg() { find . -name "$1" -type f 2>/dev/null | xargs grep "$2"; unset -f __ffg; }; __ffg'


if [ -f "$HOME/.bash_aliases.$HOSTNAME" ]; then
  . $HOME/.bash_aliases.$HOSTNAME
fi

if [ -f "$HOME/.bashrc.$HOSTNAME" ]; then
  . $HOME/.bashrc.$HOSTNAME
fi

if [ -f "$(command -v dircolors)"  ]; then
   test -r ~/.dircolors && eval "$(dircolors -b ~/.dircolors)" || eval "$(dircolors -b)"
fi

### Prompt Colors
# From:
# https://github.com/barryclark/bashstrap
# https://github.com/gf3/dotfiles
if [[ $COLORTERM = gnome-* && $TERM = xterm ]] && infocmp gnome-256color >/dev/null 2>&1; then
  export TERM=gnome-256color
elif infocmp xterm-256color >/dev/null 2>&1; then
  export TERM=xterm-256color
fi

if tput setaf 1 &> /dev/null; then
  tput sgr0
  if [[ $(tput colors) -ge 256 ]] 2>/dev/null; then
    MAGENTA=$(tput setaf 9)
    ORANGE=$(tput setaf 172)
    GREEN=$(tput setaf 190)
    PURPLE=$(tput setaf 141)
  else
    MAGENTA=$(tput setaf 5)
    ORANGE=$(tput setaf 4)
    GREEN=$(tput setaf 2)
    PURPLE=$(tput setaf 1)
  fi
  BOLD=$(tput bold)
  RESET=$(tput sgr0)
else
  MAGENTA="\033[1;31m"
  ORANGE="\033[1;33m"
  GREEN="\033[1;32m"
  PURPLE="\033[1;35m"
  BOLD=""
  RESET="\033[m"
fi

export MAGENTA
export ORANGE
export GREEN
export PURPLE
export BOLD
export RESET

# Git branch details
function parse_git_dirty() {
  [[ $(git status 2> /dev/null | tail -n1) != *"working directory clean"* ]] && echo "*"
}
function parse_git_branch() {
  git branch --no-color 2> /dev/null | sed -e '/^[^*]/d' -e "s/* \(.*\)/\1$(parse_git_dirty)/"
}

# Change this symbol to something sweet.
# (http://en.wikipedia.org/wiki/Unicode_symbols)
#symbol="⚡ "
symbol="$ "

export PS1="\[${MAGENTA}\]\u \[$RESET\]in \[$GREEN\]\w\[$RESET\]\$([[ -n \$(git branch 2> /dev/null) ]] && echo \" on \")\[$PURPLE\]\$(parse_git_branch)\[$RESET\]\n$symbol\[$RESET\]"
export PS2="\[$ORANGE\]→ \[$RESET\]"


### Misc

# Only show the current directory's name in the tab
export PROMPT_COMMAND='echo -ne "\033]0;${PWD##*/}\007"'