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# ~/.bashrc: executed by bash(1) for non-login shells.
# if we're not running interactively, don't do anything.
[ -z "$PS1" ] && return
# privacy
umask 077
# more history
export HISTCONTROL=ignoredups:ignorespace:erasedups
export HISTSIZE=5000
export HISTFILESIZE=5000
shopt -s histappend
# cyclic tab completion
bind '"\t":menu-complete'
# check the window size after each command and, if necessary,
# update the values of LINES and COLUMNS.
shopt -s checkwinsize
# make less more friendly for non-text input files, see lesspipe(1)
[ -x /usr/bin/lesspipe ] && eval "$(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 "$TERM" in
xterm-color) color_prompt=yes;;
esac
# uncomment for a colored prompt, if the terminal has the capability; turned
# off by default to not distract the user: the focus in a terminal window
# should be on the output of commands, not on the prompt
force_color_prompt=yes
if [ -n "$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 -F'
else
# for reference, see http://norbauer.com/notebooks/code/notes/ls-colors-and-terminal-app
export CLICOLOR="yes"
export LSCOLORS="DxGxFxdxCxDxDxhbadExEx";
alias ls='ls -F'
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
# safe path manipulation
pathmunge () {
if ! echo $PATH | egrep -q "(^|:)$1($|:)" ; then
if [ "$2" = "after" ] ; then
PATH=$PATH:$1
else
PATH=$1:$PATH
fi
fi
}
pathmunge ~/bin after
unset pathmunge
# general convenience
export EDITOR="emacs"
alias emacs='emacs -nw'
export LESS="--ignore-case --line-numbers"
alias grep='grep --color=auto --exclude-dir=.svn --exclude-dir=.bzr --exclude-dir=.git --exclude-dir=.pc'
#export MALLOC_OPTIONS="J" # for freebsd
# search through source for various languages
srcfind () {
grep -n -r --include=*.{c,cc,h,S,py,R,r} "$@" .
}
# horrible person way to half fix an unwanted mv!
unmv () {
if [ $# -eq 2 ]; then
mv "$2" "$1"
else
echo "illegal number of arguments"
fi
}
# I know what I'm doing is wrong.
uncp () {
if [ $# -eq 2 ]; then
cp "$2" "$1"
else
echo "illegal number of arguments"
fi
}
# diff in opposite order
revdiff () {
diff "$2" "$1"
}
# open read only
ev() {
emacs "$1" --eval '(setq buffer-read-only t)'
}
# dynamic titles for screen
case $TERM in
screen*) export PROMPT_COMMAND='echo -n -e "\033k\033\\"'
esac
# keep typos & convenience aliasing separate for, uh, cleanliness?
if [ -f ~/.bash_aliases ]; then
. ~/.bash_aliases
fi
# allow for a local component
if [ -f ~/.bashrc.mine ]; then
source ~/.bashrc.mine
fi
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