bash 初始化 Author: lslz627 (https://gist.github.com/3b94c88cdbd023bc3678f299724d2576)

.bashrc

# .bashrc

# User specific aliases and functions

alias rm='rm -i'
alias cp='cp -i'
alias mv='mv -i'
alias ll='ls -al'

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


# User specific aliases and functions
find_git_branch () {
    local dir=. head
    until [ "$dir" -ef / ]; do
        if [ -f "$dir/.git/HEAD" ]; then
            head=$(< "$dir/.git/HEAD")
            if [[ $head = ref:\ refs/heads/* ]]; then
                git_branch=" → ${head#*/*/}"
            elif [[ $head != '' ]]; then
                git_branch=" → (detached)"
            else
                git_branch=" → (unknow)"
            fi
            return
        fi
        dir="../$dir"
    done
    git_branch=''
}

PROMPT_COMMAND="find_git_branch; $PROMPT_COMMAND"
# Here is bash color codes you can use
  black=$'\[\e[1;30m\]'
    red=$'\[\e[1;31m\]'
  green=$'\[\e[1;32m\]'
 yellow=$'\[\e[1;33m\]'
   blue=$'\[\e[1;34m\]'
magenta=$'\[\e[1;35m\]'
   cyan=$'\[\e[1;36m\]'
  white=$'\[\e[1;37m\]'
 normal=$'\[\e[m\]'

ip=`/sbin/ifconfig br0 | awk -F '[ :]+' '/inet /{print $3}' | head -n1`
PS1="$white[$green\u$white@$red$ip$white:$cyan\W$yellow\$git_branch$white]# $normal"

complete -D -o default

# history related tuning
export HISTTIMEFORMAT="%F %T "
export HISTCONTROL=ignoredups:erasedups  # no duplicate entries
export HISTSIZE=100000                   # big big history
export HISTFILESIZE=100000               # big big history
shopt -s histappend                      # append to history, don't overwrite it

# Save and reload the history after each command finishes
export PROMPT_COMMAND="history -a; history -c; history -r; $PROMPT_COMMAND"

download.sh

#!/bin/bash

set -x

TIME=$(date +"%Y%m%d-%s")
BASH_RC="$HOME/.bashrc"

[ -f "$BASH_RC" ] && mv "$BASH_RC" "$BASH_RC.bak.$TIME" 

yum install -y wget git

wget https://gist.github.com/lslz627/3b94c88cdbd023bc3678f299724d2576/raw/.bashrc -O "$BASH_RC"


which fzf
if [ "$?" == "0" ] then
    echo "不需要下载 fzf " && exit 0
else
    git clone --depth 1 https://github.com/junegunn/fzf.git ~/.fzf
    
    ~/.fzf/install --all
fi