#
#FFTW - Fastest Fourier Transform in the West
#

if (WIN32)
ExternalProject_Add (
  fftw
  PREFIX ${CMAKE_INSTALL_PREFIX}
  BUILD_IN_SOURCE 1 #When running configure, the current directory must be the source directory
  URL https://dl.dropboxusercontent.com/u/103823789/fftw-3.3.2-dll32.zip
  URL_MD5 9944137455dfd4be8005342afa90b27f
  UPDATE_COMMAND ""
  CONFIGURE_COMMAND ""
  BUILD_COMMAND ""
  INSTALL_COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/install_fftw.cmd <BINARY_DIR> <INSTALL_DIR>
)
endif (WIN32)

if (UNIX)
ExternalProject_Add (
  fftw
  PREFIX ${CMAKE_INSTALL_PREFIX}
  BUILD_IN_SOURCE 1 #When running configure, the current directory must be the source directory
  URL http://www.fftw.org/fftw-3.3.2.tar.gz
  URL_MD5 6977ee770ed68c85698c7168ffa6e178
  UPDATE_COMMAND ""
  CONFIGURE_COMMAND ./configure --prefix=<INSTALL_DIR> --enable-float
  BUILD_COMMAND make
  INSTALL_COMMAND make install
)
endif (UNIX)