vcpkg utility: set environment vars

env.bat

@ECHO OFF
set VCPKGROOT=%~dp0
echo VCPKGROOT=%VCPKGROOT%
set TOOLCHAIN=%VCPKGROOT%scripts\buildsystems\vcpkg.cmake
echo TOOLCHAIN=%TOOLCHAIN%

FOR /D %%F IN (%VCPKGROOT%\downloads\cmake-*) DO (
   set CMAKEDIR=%%F\bin
   goto break
)
:break
echo CMAKEDIR=%CMAKEDIR%

set PATH=%PATH%;%CMAKEDIR%


echo.
echo Use: cmake -DCMAKE_TOOLCHAIN_FILE=%%TOOLCHAIN%%
echo.

Intended usage: Place env.bat in vcpkg's root.