use_git_submodule("${vkcv_shader_compiler_lib_path}/SPIRV-Headers" spriv_headers_status) if (${spriv_headers_status}) add_subdirectory(${vkcv_shader_compiler_lib}/SPIRV-Headers) list(APPEND vkcv_shader_compiler_libraries SPIRV-Headers) list(APPEND vkcv_shader_compiler_includes ${vkcv_shader_compiler_lib}/SPIRV-Headers/include) endif ()