cmake_minimum_required(VERSION 3.10) project(lz4) set(CMAKE_C_STANDARD 11) set(CMAKE_C_STANDARD_REQUIRED ON) add_library(${PROJECT_NAME} STATIC lz4/lib/lz4.c) target_include_directories(${PROJECT_NAME} PRIVATE ${CMAKE_CURRENT_LIST_DIR}/lz4/lib ) target_include_directories(${PROJECT_NAME} INTERFACE ${CMAKE_CURRENT_LIST_DIR} )