project (arss C)
add_executable (arss arss.c dsp.c util.c image_io.c sound_io.c)


SET (CMAKE_BUILD_TYPE Release)

# look for the FFTW library
FIND_PATH (FFTW3_INCLUDE_DIR fftw3.h PATHS /usr/local/include /usr/include /sw/include)
FIND_LIBRARY (FFTW3_LIBRARY fftw3 fftw PATHS /usr/local/lib /usr/lib /lib /sw/lib)

IF (FFTW3_INCLUDE_DIR AND FFTW3_LIBRARY)
	SET (HAVE_FFTW3 TRUE)
ELSE (FFTW3_INCLUDE_DIR AND FFTW3_LIBRARY)
	IF (NOT FFTW3_FIND_QUIETLY)
		IF (NOT FFTW3_INCLUDE_DIR)
			MESSAGE (STATUS "Unable to find FFTW3 header files!")
		ENDIF (NOT FFTW3_INCLUDE_DIR)
		IF (NOT FFTW3_LIBRARY)
			MESSAGE (STATUS "Unable to find FFTW3 library files!")
		ENDIF (NOT FFTW3_LIBRARY)
	ENDIF (NOT FFTW3_FIND_QUIETLY)
ENDIF (FFTW3_INCLUDE_DIR AND FFTW3_LIBRARY)

IF (HAVE_FFTW3)
	IF (NOT FFTW3_FIND_QUIETLY)
		MESSAGE (STATUS "Found components for FFTW3")
		MESSAGE (STATUS "FFTW3_INCLUDE_DIR = ${FFTW3_INCLUDE_DIR}")
		MESSAGE (STATUS "FFTW3_LIBRARY		 = ${FFTW3_LIBRARY}")
	ENDIF (NOT FFTW3_FIND_QUIETLY)
ELSE (HAVE_FFTW3)
	IF (FFTW3_FIND_REQUIRED)
		MESSAGE (FATAL_ERROR "Could not find FFTW3!")
	ENDIF (FFTW3_FIND_REQUIRED)
ENDIF (HAVE_FFTW3)

TARGET_LINK_LIBRARIES (arss fftw3 m)

INSTALL(PROGRAMS arss DESTINATION bin)
