.bashrc

# .bashrc
# (C) 2013 Rafe Kettler. Use it however you'd like.

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

# environment variables
export EDITOR=emacs
export PATH=${PATH}:${HOME}/scripts:${HOME}/bin
export CLASSPATH=${CLASSPATH}:${HOME}/lib

export BASH_ENV=~/.bash_env
. "$BASH_ENV"

# =========================
# aliases                 |
# =========================

# programs and scripts
alias shmkx='chmod +x *.sh'
alias pymkx='chmod +x *.py'
alias calc='python -ic "from __future__ import division; from math import *"'
alias spell='spell -on'
alias ipython='ipython -nobanner -noconfirm_exit'
alias irb='irb -r irb/completion'

# safeguard against deletion
alias rm='rm -i'

# navigation
alias ..='cd ..'
alias ...='cd ../..'
alias ....='cd ../../..'
alias back='cd $OLDPWD'
alias home='cd ~'
alias root='cd /'
alias dls='cd ~/Downloads'
alias win='cd /media/OS/Users/rafe'
alias docs='cd /media/OS/Users/rafe/Documents'

alias h='history'
alias j='jobs -l'
alias la='ls -lha'
alias less='less -F'
alias install='sudo apt-get install'
alias gitpush='git push origin master'
alias sul='sudo !!'

# emacs daemon
alias e='emacsclient -c'

# =========================
# functions               |
# =========================

# extract archives
extract() {
    
    if [ -f $1 ] ; then
        case $1 in
          *.tar.bz2)   tar xvjf $1    ;;
          *.tar.gz)    tar xvzf $1    ;;
          *.bz2)       bunzip2 $1     ;;
          *.rar)       unrar x $1       ;;
          *.gz)        gunzip $1      ;;
          *.tar)       tar xvf $1     ;;
          *.tbz2)      tar xvjf $1    ;;
          *.tgz)       tar xvzf $1    ;;
          *.zip)       unzip $1       ;;
          *.Z)         uncompress $1  ;;
          *.7z)        7z x $1        ;;
          *)           echo "don't know how to extract '$1'..." ;;
      esac
  else
      echo "'$1' is not a valid file!"
  fi
}

clean() {
    rm -f \#* *~ *.bak
}

clock() {
    while true; do
	clear
	echo "==========$(date +"%r %A, %B %d, %Y")=========="
	sleep 1
    done
}

# Shadow man with a more useful function
man() {
    /usr/bin/man $@ || (help $@ 2> /dev/null && help $@ | less)
}