SET mypath=%~dp0
set vc_path=%mypath:~0,-1%
### Example
C:\work\Develop>.\VC6\Bin\VCVARS32_win10.BAT
C:\work\Develop>echo %mypath%
C:\work\Develop\VC6\Bin\
C:\work\Develop>echo %mypath:~0,-1%
C:\work\Develop\VC6\Bin
SET mypath=%~dp0
set vc_path=%mypath:~0,-1%
### Example
C:\work\Develop>.\VC6\Bin\VCVARS32_win10.BAT
C:\work\Develop>echo %mypath%
C:\work\Develop\VC6\Bin\
C:\work\Develop>echo %mypath:~0,-1%
C:\work\Develop\VC6\Bin