bashrc

# ~/.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
[ -z "$PS1" ] && return

# If we run not under tmux/screen and not under
# gnome terminal try to attach to the session.
if [[ $TERM != screen* ]] && [[ "$COLORTERM" != gnome-* ]]; then
  # Get number of running tmux sessions
  tmux_sessions=`tmux ls 2> /dev/null | wc -l`

  if [ "$#" == "0" ] && [ "$tmux_sessions" == "1" ]; then
    /usr/local/bin/tmux -2 -u attach-session && exit 0
  fi
  unset tmux_sessions
fi

# each host has its own history file
HISTFILE=$HOME/.$HOSTNAME.bash_history
# force ignoredups and ignorespace
HISTCONTROL=ignoreboth
# set history size
HISTFILESIZE=2000

EDITOR=/usr/bin/vim

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

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

# 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)"

# set variable identifying the chroot you work in (used in the prompt below)
if [ -z "$debian_chroot" ] && [ -r /etc/debian_chroot ]; then
    debian_chroot=$(cat /etc/debian_chroot)
fi

# set a fancy prompt (non-color, unless we know we "want" color)
case "$TERM" in
    xterm-color) color_prompt=yes;;
    screen-256color) color_prompt=yes;;
esac

# uncomment for a colored prompt, if the terminal has the capability; turned
# off by default to not distract the user: the focus in a terminal window
# should be on the output of commands, not on the prompt
#force_color_prompt=yes

if [ -n "$force_color_prompt" ]; then
    if [ -x /usr/bin/tput ] && tput setaf 1 >&/dev/null; then
	# We have color support; assume it's compliant with Ecma-48
	# (ISO/IEC-6429). (Lack of such support is extremely rare, and such
	# a case would tend to support setf rather than setaf.)
	color_prompt=yes
    else
	color_prompt=
    fi
fi

if [ "$color_prompt" = yes ]; then
  PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\$ '
else
  PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
fi
unset color_prompt force_color_prompt

# If this is an xterm set the title to user@host:dir
case "$TERM" in
xterm*|rxvt*)
    PS1="\[\e]0;${debian_chroot:+($debian_chroot)}\u@\h: \w\a\]$PS1"
    ;;
*)
    ;;
esac

# 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 ls='ls --color=auto'
    alias dir='dir --color=auto'
    alias vdir='vdir --color=auto --group-directories-first'
    alias grep='grep --color=auto'
fi

# Alias definitions.
if [ -f ~/.bash_aliases ]; then
    . ~/.bash_aliases
fi

# 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 [ -f /etc/bash_completion ] && ! shopt -oq posix; then
    . /etc/bash_completion
fi

# Load custom autocompletion scripts
USER_BASH_COMPLETION_DIR=~/.bash_completion.d
if [[ -d $USER_BASH_COMPLETION_DIR && \
      -r $USER_BASH_COMPLETION_DIR && \
      -x $USER_BASH_COMPLETION_DIR ]]; then
    for i in $(LC_ALL=C command ls "$USER_BASH_COMPLETION_DIR"); do
        i=$USER_BASH_COMPLETION_DIR/$i
        [[ ( -f $i || -h $i ) && -r $i ]] && . "$i"
    done
fi

# Set number of CPU
export MY_CPU_NUM=`cat /proc/cpuinfo | grep processor | wc -l`

# Set editor for Subversion
export SVN_EDITOR=vim

# Configure Ninja output
export NINJA_STATUS="%e [%s/%t] "

# Define locales
if [ -z "$LANG" ] ; then
  export LANG=en_US.UTF-8
fi
if [ -z "$LANGUAGE" ] ; then
  export LANGUAGE=en_US.UTF-8
fi