Policy CMP0167 is not set: The FindBoost module is removed.

[junhaoliao]

Bug

Got

CMake Warning (dev) at build/deps/ystdlib-src/CMakeLists.txt:56 (find_package):
  Policy CMP0167 is not set: The FindBoost module is removed.  Run "cmake
  --help-policy CMP0167" for policy details.  Use the cmake_policy command to
  set the policy and suppress this warning.

when running cmake -DCMAKE_BUILD_TYPE=Debug -S /home/junhao/workspace/clp-ffi-js -B /home/junhao/workspace/clp-ffi-js/cmake-build-debug in clp-ffi-js

ystdlib-cpp version

c03806a

Environment

• Emscripten 4.0.10 (WebAssembly)
• Ubuntu 22.04
• CMake 3.31.10

Reproduction steps

git clone https://github.com/y-scope/clp-ffi-js
cd clp-ffi-js
task

mkdir cmake-build-debug
cmake -DCMAKE_BUILD_TYPE=Debug -B cmake-build-debug

[junhaoliao]

mitigation: set policy CMP0167 before add_subdirectory for ystdlib

if(POLICY )
    set(CMAKE_POLICY_DEFAULT_CMP0167 OLD)
endif()
add_subdirectory(${CLP_FFI_JS_YSTDLIB_SOURCE_DIRECTORY} ystdlib)