Find FFTW hydra

FindFFTW.cmake

+#
+#  locate the FFTW library
+#
+
+if(NOT DEFINED FFTW_HOME)
+   set(FFTW_HOME "$ENV{FFTW_HOME}")
+endif()
+
+#The shared object does not exist on hydra
+#set(CMAKE_FIND_LIBRARY_SUFFIXES ".so")
+
+find_path(FFTW_INCLUDE_DIR "fftw3.h" HINTS ${FFTW_HOME}/include)
+find_library(FFTW_LIBRARY  "fftw3" HINTS ${FFTW_HOME}/lib )
+find_library(FFTW_LIBRARY_MT  "fftw3_omp" HINTS ${FFTW_HOME}/lib )
+#find_library(FFTW_LIBRARY  "fftw3f" HINTS ${FFTW_HOME}/lib )
+
+if(NOT FFTW_LIBRARY OR NOT FFTW_INCLUDE_DIR)
+   if(NOT FFTW_HOME)
+      message(WARNING "FFTW_HOME undefined - try 'module load fftw' ")
+   endif()
+endif()
+
+# set default find_package outcome variables
+set(FFTW_LIBRARIES ${FFTW_LIBRARY} ${FFTW_LIBRARY_MT})
+set(FFTW_INCLUDE_DIRS ${FFTW_INCLUDE_DIR})
+
+