find_program(PATCHELF_COMMAND NAMES patchelf) if(PATCHELF_COMMAND STREQUAL PATCHELF_COMMAND-NOTFOUND) message(FATAL_ERROR "Could not find patchelf executable.") set(PATCHELF_FOUND FALSE) else() message(STATUS "Found patchelf: ${PATCHELF_COMMAND}") set(PATCHELF_FOUND TRUE) endif()