tar -xzvf arss-0.2.3-src.tar.gz

FIND_PATH (FFTW3_INCLUDE_DIR fftw3.h PATHS /usr/local/include /usr/include /sw/include)

#which I found in opt/local/include/fftw3.h
FIND_LIBRARY (FFTW3_LIBRARY fftw3 fftw PATHS /usr/local/lib /usr/lib /lib /sw/lib)

sudo mkdir /usr/local/include
ln -s opt/local/include/fftw3.h /usr/local/include/ffw3.h
sudo li -s opt/local/lib/libfftw3.3.dylib usr/local/lib/FFTW3_LIBRARY

cd /arss-0.2.3-src/src/
cmake . && make && make install

ibook-1:~/arss-0.2.3-src/src barefoot$ cmake . && make && make install       
-- The C compiler identification is GNU
-- Check for working C compiler: /usr/bin/gcc
-- Check for working C compiler: /usr/bin/gcc -- works
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Found components for FFTW3
-- FFTW3_INCLUDE_DIR = /opt/local/include
-- FFTW3_LIBRARY                 = /opt/local/lib/libfftw3.dylib
CMake Warning (dev) in CMakeLists.txt:
  No cmake_minimum_required command is present.  A line of code such as

    cmake_minimum_required(VERSION 2.6)

  should be added at the top of the file.  The version specified may be lower
  if you wish to support older CMake versions for this project.  For more
  information run "cmake --help-policy CMP0000".
This warning is for project developers.  Use -Wno-dev to suppress it.

-- Configuring done
-- Generating done
-- Build files have been written to: /Users/barefoot/arss-0.2.3-src/src
Scanning dependencies of target arss
[ 20%] Building C object CMakeFiles/arss.dir/arss.o
/Users/barefoot/arss-0.2.3-src/src/arss.c:22:19: error: fftw3.h: No such file or directory
make[2]: *** [CMakeFiles/arss.dir/arss.o] Error 1
make[1]: *** [CMakeFiles/arss.dir/all] Error 2
make: *** [all] Error 2
ibook-1:~/arss-0.2.3-src/src barefoot$

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)