FindHDF5 needs to enable_language(C)
Observed the following error:
CMake Error at C:/Program Files/CMake/share/cmake-3.20/Modules/FindHDF5.cmake:239 (try_compile):
Unknown extension ".c" for file
E:/Repos/AllProjects/vcpkg/buildtrees/serar/x64-windows-static-rel/components/HDF5/CMakeFiles/hdf5/cmake_hdf5_test.c
try_compile() works only for enabled languages. Currently these are:
CXX RC
See project() command to enable other languages.
seems like FindHDF5.cmake should enable_language(C) if a project is only enabling CXX as a language.