dot_bashrc

# .bashrc

#!/usr/bin/env bash
# ${HOME}/.bashrc: executed by bash(1) for non-login shells.
# If not running interactively, don't do anything
[ -z "$PS1" ] && return
[[ $- != *i* ]] && return

# Source global definitions
if [ -f /etc/bashrc ]; then
  . /etc/bashrc
fi


############## BASH COMPLETION ################

if [ -f /etc/bash_completion ]; then
  . /etc/bash_completion
fi


############## HISTORY OPTIONS ################

# 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=100000
HISTFILESIZE=2000000

# Save and reload history after each command finishes
export PROMPT_COMMAND="history -a; history -c; history -r; $PROMPT_COMMAND"

# bind the up and down arrow keys to search through Bash's history
bind '"\e[A": history-search-backward'
bind '"\e[B": history-search-forward'

############## GENERAL UI ################
force_color_prompt=yes

# Vim key-bindings
set -o vi

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

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


############## INPUT ################

# correct minor spelling errors in cd
shopt -s cdspell
#include dotfiles in wildcard expansion, and match case-insensitively
shopt -s dotglob
shopt -s nocaseglob

############## SYSTEM ################

export PATH=$PATH:/usr/games/


############## FUNCITON ################

# Functions to aid git workflow
function ga() {
  git-add $1
}

function gc() {
  git commit -m "$*"
}

function revert() {
  git reset --hard $1
}

# Useful unarchiver!
function extract() {
  if [ -f $1 ]; then
    case $1 in
    *.tar.bz2) tar xjf $1 ;;
    *.tar.gz) tar xzf $1 ;;
    *.bz2) bunzip2 $1 ;;
    *.rar) rar x $1 ;;
    *.gz) gunzip $1 ;;
    *.tar) tar xf $1 ;;
    *.tbz2) tar xjf $1 ;;
    *.tgz) tar xzf $1 ;;
    *.zip) unzip $1 ;;
    *.Z) uncompress $1 ;;
    *) echo "'$1' cannot be extracted via extract()" ;;
    esac
  else
    echo "'$1' is not a valid file"
  fi
}

function psg() {
  if [ ! -z $1 ]; then
    echo "Grepping for processes matching $1..."
    ps aux | grep $1
  else
    echo "!! Need name to grep for"
  fi
}

# Because I am a lazy bum, and this is
# surpisingly helpful..
function up() {
  for i in $(seq 1 $1); do
    cd ../
  done
}


############## EXPORT ################

export PATH=$HOME/scripts:$HOME/.local/bin:/usr/local/bin:$PATH
export PKG_CONFIG_PATH=/usr/local/lib/pkgconfig:$PKG_CONFIG_PATH
export EDITOR='vim' ALTERNATE_EDITOR='vim'

# Bash History
export HISTCONTROL=$HISTCONTROL
export HISTIGNORE='&:clear:ls:cd:[bf]g:exit:[ t\]*'

# Bitbake Env settings
# export BBPATH=/stuff/maemo-angstrom:/stuff/build:/stuff/openembedded
# export PATH=/stuff/bitbake/bin:$PATH

# Proxy settings
#export http_proxy='127.0.0.1:5050'
#export https_proxy='127.0.0.1:5050'
#export ftp_proxy='127.0.0.1:5050'
export http_proxy=
export https_proxy=
export ftp_proxy=


############## ALIAS ################

# Cute shell shortcuts
alias ls='ls --sort=extension --color=auto'
alias ll='ls -lh'
alias lal='ls -alh'
alias la='ls -A'
alias pms='sudo pm-suspend'
alias psg='ps -A | grep'
alias smi='sudo make install'
alias l='ls -CF'

# Cool colors for man pages
alias man="TERMINFO=~/.terminfo TERM=mostlike LESS=C PAGER=less man"

# Enable color support of ls and also add handy aliases
if [ -x /usr/bin/dircolors ]; then
    test -r ~/.dircolors && eval "$(dircolors -b ~/.dircolors)" || eval "$(dircolors -b)"
    alias dir='dir --color=auto'
    alias vdir='vdir --color=auto'

    alias grep='grep --color=auto'
    alias fgrep='fgrep --color=auto'
    alias egrep='egrep --color=auto'
fi

# This one is to take care of make
# Give me a nice, distinguishable make output
alias make='clear && make'
alias m='make'

# Some more, to avoid mistakes
alias rm='rm -i'
#alias cp='cp -i'
#alias mv='mv -i'

# Git Commands
# Add and Commit are used as functions
alias gpo='git push origin master'
alias gp='git pull'
alias gs='git status'
alias gd='git diff'
alias gr='git reflog'
alias glf='git ls-files'


############## PROMPT ################

# Colours have names too. Stolen from Arch wiki
txtblk='\[\e[0;30m\]' # Black - Regular
txtred='\[\e[0;31m\]' # Red
txtgrn='\[\e[0;32m\]' # Green
txtylw='\[\e[0;33m\]' # Yellow
txtblu='\[\e[0;34m\]' # Blue
txtpur='\[\e[0;35m\]' # Purple
txtcyn='\[\e[0;36m\]' # Cyan
txtwht='\[\e[0;37m\]' # White
bldblk='\[\e[1;30m\]' # Black - Bold
bldred='\[\e[1;31m\]' # Red
bldgrn='\[\e[1;32m\]' # Green
bldylw='\[\e[1;33m\]' # Yellow
bldblu='\[\e[1;34m\]' # Blue
bldpur='\[\e[1;35m\]' # Purple
bldcyn='\[\e[1;36m\]' # Cyan
bldwht='\[\e[1;37m\]' # White
unkblk='\[\e[4;30m\]' # Black - Underline
undred='\[\e[4;31m\]' # Red
undgrn='\[\e[4;32m\]' # Green
undylw='\[\e[4;33m\]' # Yellow
undblu='\[\e[4;34m\]' # Blue
undpur='\[\e[4;35m\]' # Purple
undcyn='\[\e[4;36m\]' # Cyan
undwht='\[\e[4;37m\]' # White
bakblk='\[\e[40m\]'   # Black - Background
bakred='\[\e[41m\]'   # Red
badgrn='\[\e[42m\]'   # Green
bakylw='\[\e[43m\]'   # Yellow
bakblu='\[\e[44m\]'   # Blue
bakpur='\[\e[45m\]'   # Purple
bakcyn='\[\e[46m\]'   # Cyan
bakwht='\[\e[47m\]'   # White
txtrst='\[\e[0m\]'    # Text Reset

# Prompt colours
nameC="${bldblu}"

# Red name for root
if [ "${UID}" -eq "0" ]; then 
  nameC="${bldred}" 
fi

# Patent Pending Prompt
export PS1="${nameC}\u${txtwht}@${txtwht}\h ${bldwht}\w ${txtwht}%${txtwht} "


############## GIT ################

# Very useful for stash handling
function show-stash() 
{
    git stash show -p stash@{$1};
}

function stash-len() 
{
    git stash list | wc -l;
}

function drop-stash() 
{
    git stash drop stash@{$1};
}

alias ga='git add'
alias gb='git br' 
alias gd='git diff' 
alias gdc='git diff --cached' 
alias gl='git log'
alias gp='git pull' 
alias gs='git status' 
alias gst='git stash' 
alias gplo='git pull origin master'
alias gbv='git branch -vv' 

# Useful when working on a branch and 
# want to summarize changes against master
alias gdmno='git diff master --name-only'

# User specific aliases and functions