Step 1
sudo vim /etc/profile
Step 2
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; $PROMPT_COMMAND"
black=$'\[\e[1;30m\]'
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=$'\[\e[m\]'
PS1="$white[$magenta\u$white@$green\h$white:$cyan\w$yellow\$git_branch$white]\$ $normal"
Step 3
source /etc/profile
Result
Result.png
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