Created
April 7, 2011 02:23
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colorful bash prompt with vcs info
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function _ps1_git(){ | |
local ref cnt branch clean | |
ref=$(git symbolic-ref HEAD 2> /dev/null) | |
cnt=$(git branch 2> /dev/null|grep -c -E '*') | |
branch=$(echo "${ref#refs/heads/}") | |
if [[ "${branch}" == "" ]] | |
then | |
return | |
fi | |
local c1 c2 c3 c4 l1 l2 l3 l4 tmpfile | |
tmpfile=$(mktemp) | |
git status 2> /dev/null > ${tmpfile} | |
l1= | |
l2= | |
l3= | |
l4= | |
c1=$(grep -E '^# Changed but not updated' ${tmpfile}) | |
c2=$(grep -E '^# Untracked files' ${tmpfile}) | |
c3=$(grep -E '^#[[:space:]]+unmerged:' ${tmpfile}) | |
c4=$(grep -E '^# Changes to be committed' ${tmpfile}) | |
if [[ "$c1" != "" ]] | |
then | |
l1=M | |
fi | |
if [[ "$c2" != "" ]] | |
then | |
l2=U | |
fi | |
if [[ "$c3" != "" ]] | |
then | |
l3=C | |
fi | |
if [[ "$c4" != "" ]] | |
then | |
l4=A | |
fi | |
clean=${l4}${l1}${l2}${l3} | |
rm -f ${tmpfile} | |
echo -n '-' | |
echo -n $'\e[4;33m' | |
echo -n ${branch} | |
echo -n $'\e[m[\e[1;36m' | |
echo -n ${cnt}${clean} | |
echo -n $'\e[m]' | |
} | |
function _ps1_swap(){ | |
free -m|grep "Mem:"|awk '{print $4}' | |
} | |
export PS1='-[\e[1;31m\w\e[m]$(_ps1_git)-[$(_ps1_swap)]-[\e[1;31m\t\e[m]\n-\u@\h\$ ' |
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