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# Don't do anything if not running interactively.
[ -z "$PS1" ] && return
# Keep plenty of history.
unset HISTFILESIZE
HISTSIZE=1000000
# Ignore duplicate commands and whitespace in history.
HISTCONTROL=ignoreboth
# Keep the times of the commands in history.
HISTTIMEFORMAT='%F %T '
# Don't check for mail all the time, it's irritating.
unset MAILCHECK
# Autocorrect fudged paths in cd calls.
shopt -s cdspell &>/dev/null
# Update columns and rows if window size changes.
shopt -s checkwinsize &>/dev/null
# Put multi-line commands onto one line of history.
shopt -s cmdhist &>/dev/null
# Autocorrect fudged paths during completion.
shopt -s dirspell &>/dev/null
# Include dotfiles in pattern matching.
shopt -s dotglob &>/dev/null
# Enable advanced pattern matching.
shopt -s extglob &>/dev/null
# Enable double-starring paths.
shopt -s globstar &>/dev/null
# Append rather than overwrite Bash history.
shopt -s histappend &>/dev/null
# Simple prompt.
PS1='\u@\h:\w\$ '
PS2='...'
# Set up options for ls; use color.
LS_OPTS=
if ls --help | grep -- --color &>/dev/null; then
hash dircolors &>/dev/null && eval "$(dircolors -b)"
LS_OPTS="$LS_OPTS --color=auto"
fi
alias ls="ls $LS_OPTS"
# Set up options for grep; exclude version control files, use color.
GREP_OPTS=
if grep --help | grep -- --exclude &>/dev/null; then
for PATTERN in .git .gitignore .gitmodules; do
GREP_OPTS="$GREP_OPTS --exclude=$PATTERN"
done
fi
if grep --help | grep -- --exclude-dir &>/dev/null; then
for PATTERN in .cvs .git .hg .svn; do
GREP_OPTS="$GREP_OPTS --exclude-dir=$PATTERN"
done
fi
if grep --help | grep -- --color &>/dev/null; then
GREP_OPTS="$GREP_OPTS --color=auto"
fi
alias grep="grep $GREP_OPTS"
# Protect innocent MySQL databases from my stupidity.
alias mysql="mysql --safe-updates"
# I always do this and I hate slow train.
alias sl="ls"
# Use completion, if available.
if [ -e /etc/bash_completion ]; then
. /etc/bash_completion
# Use shots for hostname completion, if available.
hash shots &>/dev/null && complete -F _known_hosts -W "$(shots)" \
dig fping ftp host mtr nc netcat ping ping6 telnet traceroute
fi
# SSH agent setup, if available.
if [ -e ~/.ssh/agent ]; then
. ~/.ssh/agent
fi
# Turn off annoying and useless flow control keys.
stty -ixon
# Never beep at me.
setterm -bfreq 0
# Use vi as my text editor, if available.
hash vi &>/dev/null && export EDITOR=vi
# Terminal-specific settings.
case "$TERM" in
# Set xterm title, use 256 colors.
xterm*)
PS1="\[\e]0;\h\a\]"${PS1}
TERM=xterm-256color
;;
# Set screen window title.
screen*)
PROMPT_COMMAND="printf '\033k$(hostname)\033\\';"${PROMPT_COMMAND}
;;
esac
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