Bash extensions history/git/misc.

bash-extensions.sh

# Couple of bash extensions. Place at end of ~/.bashrc

# If not running interactively, don't do anything

[ -z "$PS1" ] && return

# don't put duplicate lines in the history.
export HISTCONTROL=ignoredups
# ... and ignore same sucessive entries.
export HISTSIZE=5000
export HISTTIMEFORMAT='%Y:%m:%d %H:%M '

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

alias more='less '

unset color_prompt force_color_prompt

function get_git_branch() {
 git_branch=`git branch 2>/dev/null|grep '^*' | colrm 1 2`
 if [ "$git_branch" != "" ] ; then
    commit=`git rev-parse --short HEAD 2>/dev/null`
    echo "(GIT $git_branch@$commit)"
 fi
}

export PS1="\u@\h \w \[\e[1;35m\]\$(get_git_branch)\[\e[0m\]\$ "

case "$TERM" in
xterm*|rxvt*|screen*)
   PROMPT_COMMAND='(echo -n `pwd` ; echo -n `get_git_branch`; echo -n " @" ; history 1) >> /${HOME}/.bash-combined-historic; echo -ne "\033]0;${USER}@${HOSTNAME}: ${PWD/$HOME/~}\007"'
   ;;
*)
   ;;
esac

function hist_all() {
  grep -a "$1" ~/.bash-combined-historic 
}
function hist() {
  hist_all "$1" | tail -10 
}
function hist_today() {
  hist_all | grep `date +%Y:%m:%d`
}

function lh() {
 ls -l -t "$@" | head 
}

alias rm='rm -i'
alias mv='mv -i'
alias cp='cp -i'
alias j='jobs'

alias hs='history | tail -20 '

export EDITOR=vi

function random_s() {
 keylength=$1
 if [ "$keylength" = "" ] ; then
   keylength=15
  fi
  ruby -e "require 'openssl';  keylength=$keylength; puts [OpenSSL::Random::random_bytes(keylength)].pack('m')[0,keylength].tr( '/+', '_~' )"
}

# Clipboard

alias xc='xclip -i -selection clipboard '
alias xp='xclip -o -selection clipboard '
alias xpn=' ( xclip -o -selection clipboard ; echo )'

# More git, see git in bash-history above as well.
alias gst='git status '
alias gd='git diff '
alias gst='git status -s'
alias gsl='git status '
alias gdl="gsl | ag -A 15 'Changes not staged for commit:'"

function glh() {
  git log --pretty=oneline $* | head 
}
function gll() {
  git log --pretty=oneline $*
}
function glld() {
  if [ -z "$arg" ]
    echo "Using $arg ..."
    git log --date=iso --pretty=format:'%<(19,trunc)%ad    %<(12,trunc)%aN    %h    %<(120,trunc)%s'
  then
    git log --follow --date=iso --pretty=format:'%<(19,trunc)%ad    %<(12,trunc)%aN    %h    %<(120,trunc)%s' $arg
  fi
}
function glld1() {
  glld $* | head -1
  echo
}
function glld2() {
  glld $* | head -2
  echo
}
function glld5() {
  glld $* | head -5
  echo
}
function glld10() {
  glld $* | head -10
  echo
}
function glld20() {
  glld $* | head -20
  echo
}
function glld30() {
  glld $* | head -30
  echo
}
function glld40() {
  glld $* | head -40
  echo
}
function glld50() {
  glld $* | head -50
  echo
}
function glldf() {
  glld | grep "$@" 
}

alias gdc='git diff --cached '

echo "Loaded bashrc V 1.1 ...."