@echo off
Setlocal EnableDelayedExpansion

set CYGDIR=C:\cygwin64
set CYGBINDIR=%CYGDIR%\bin
set PATH=%PATH%;%CYGBINDIR%;%CYGDIR%\usr\local\bin;%CYGDIR%\usr\bin

cd /d %CYGDIR%\home\%USERNAME%

if [%1]==[] goto BLANK

set VAR=
for /f %%i in ('%CYGBINDIR%\cygpath.exe %*') do set VAR=!VAR! %%i

echo %VAR%

start %CYGBINDIR%\mintty.exe -i /bin/emacs.ico -w hide /bin/bash --login -c "/bin/emacsclient --alternate-editor=/bin/emacs %VAR%"

goto DONE

:BLANK

start %CYGBINDIR%\mintty.exe -i /bin/emacs.ico -w hide /bin/bash --login -c "/bin/emacsclient --alternate-editor=/bin/emacs -c"

goto DONE

:DONE