set(CMAKE_SYSTEM_NAME Linux) set(CMAKE_SYSTEM_PROCESSOR aarch64) # specify the cross compiler set(CMAKE_C_COMPILER /somewhere/bin/aarch64-unknown-linux-gnueabi-gcc) set(CMAKE_CXX_COMPILER /somewhere/bin/aarch64-unknown-linux-gnueabi-g++) # where is the target environment set(CMAKE_FIND_ROOT_PATH /somewhere/sysroot) set(CMAKE_SYSROOT /somewhere/sysroot) # search for programs in the build host directories set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER) # for libraries and headers in the target directories set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY) set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY) # automatically use the cross-wrapper for pkg-config set(PKG_CONFIG_EXECUTABLE "/somewhere/bin/aarch64-unknown-linux-gnueabi-pkg-config" CACHE FILEPATH "pkg-config executable")
