if (FFTW_INCLUDES AND FFTW_LIBRARIES) set(FFTW_FIND_QUIETLY TRUE) endif (FFTW_INCLUDES AND FFTW_LIBRARIES) find_path(FFTW_INCLUDES NAMES fftw3.h PATHS $ENV{FFTWDIR} ${INCLUDE_INSTALL_DIR} ) find_library(FFTWF_LIB NAMES fftw3f PATHS $ENV{FFTWDIR} ${LIB_INSTALL_DIR}) find_library(FFTW_LIB NAMES fftw3 PATHS $ENV{FFTWDIR} ${LIB_INSTALL_DIR}) find_library(FFTWL_LIB NAMES fftw3l PATHS $ENV{FFTWDIR} ${LIB_INSTALL_DIR}) set(FFTW_LIBRARIES "${FFTWF_LIB} ${FFTW_LIB} ${FFTWL_LIB}" ) message(STATUS "FFTW ${FFTW_LIBRARIES}" ) include(FindPackageHandleStandardArgs) find_package_handle_standard_args(FFTW DEFAULT_MSG FFTW_INCLUDES FFTW_LIBRARIES) mark_as_advanced(FFTW_INCLUDES FFTW_LIBRARIES)