@echo off

set DEFAULT=$P$G

git.exe %*


git.exe branch > NUL 2>&1
if %ERRORLEVEL% EQU 128 goto norepos


for /f "tokens=2" %%i in ('git.exe branch') do set BRANCH=%%i
prompt $P (%BRANCH%) $G

goto end


:norepos
prompt %DEFAULT%


:end