default_pre_build  &&
cd ${SOURCE_DIRECTORY}  &&

# there must be a better way of doing this.
# need to find out what option the fftw lib was compiled with.
# And update the suffix accordingly

sedit "s/fftw3/fftw3f/" configure.in  &&

sedit "s/fftw_plan_dft_c2r_2d/fftwf_plan_dft_c2r_2d/"   libsrc/freq_filt/im_invfftr.c  &&
sedit "s/fftw_execute_dft_c2r/fftwf_execute_dft_c2r/"   libsrc/freq_filt/im_invfftr.c  &&
sedit "s/fftw_destroy_plan/fftwf_destroy_plan/"         libsrc/freq_filt/im_invfftr.c  &&

sedit "s/fftw_plan_dft_2d/fftwf_plan_dft_2d/"    libsrc/freq_filt/im_invfft.c  &&
sedit "s/fftw_execute_dft/fftwf_execute_dft/"    libsrc/freq_filt/im_invfft.c  &&
sedit "s/fftw_destroy_plan/fftwf_destroy_plan/"  libsrc/freq_filt/im_invfft.c  &&  

sedit "s/fftw_execute_dft_r2c/fftwf_execute_dft_r2c/"  libsrc/freq_filt/im_fwfft.c  &&
sedit "s/fftw_execute_dft/fftwf_execute_dft/"          libsrc/freq_filt/im_fwfft.c  &&
sedit "s/fftw_plan_dft_r2c_2d/fftwf_plan_dft_r2c_2d/"  libsrc/freq_filt/im_fwfft.c  &&
sedit "s/fftw_draft_dft_r2d/fftwf_draft_dft_r2d/"      libsrc/freq_filt/im_fwfft.c  &&
sedit "s/fftw_plan_dft_2d/fftwf_plan_dft_2d/"          libsrc/freq_filt/im_fwfft.c  &&
sedit "s/fftw_destroy_plan/fftwf_destroy_plan/"        libsrc/freq_filt/im_fwfft.c  &&

aclocal &&
autoconf
