vcpkg/scripts/cmake/vcpkg_get_windows_sdk.cmake

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CMake

#[===[.md:
# vcpkg_get_windows_sdk
Get the Windows SDK number.
## Usage:
```cmake
vcpkg_get_windows_sdk(<variable>)
```
#]===]
function(vcpkg_get_windows_sdk out_var)
if("$ENV{WindowsSDKVersion}" MATCHES [[^([0-9.]*)\\?$]])
set("${out_var}" "${CMAKE_MATCH_1}" PARENT_SCOPE)
else()
message(FATAL_ERROR "Unexpected format for ENV{WindowsSDKVersion} ($ENV{WindowsSDKVersion})")
endif()
endfunction()