update ceph source to reef 18.1.2

[ceph.git] / ceph / src / jaegertracing / opentelemetry-cpp / tools / vcpkg / scripts / cmake / vcpkg_buildpath_length_warning.cmake

#[===[.md:\r
# vcpkg_buildpath_length_warning\r
\r
Warns the user if their vcpkg installation path might be too long for the package they're installing.\r
\r
```cmake\r
vcpkg_buildpath_length_warning(<N>)\r
```\r
\r
`vcpkg_buildpath_length_warning` warns the user if the number of bytes in the\r
path to `buildtrees` is bigger than `N`. Note that this is simply a warning,\r
and isn't relied on for correctness.\r
#]===]\r
\r
function(vcpkg_buildpath_length_warning warning_length)\r
    string(LENGTH "${CURRENT_BUILDTREES_DIR}" buildtrees_path_length)\r
    if(buildtrees_path_length GREATER warning_length AND CMAKE_HOST_WIN32)\r
            message(WARNING "${PORT}'s buildsystem uses very long paths and may fail on your system.\n"\r
                "We recommend moving vcpkg to a short path such as 'C:\\src\\vcpkg' or using the subst command."\r
            )\r
    endif()\r
endfunction()\r