Cleaned up wrapper code for EEMD function (ceemdan) and added it to our build system.

This function requires the GSL (GNU Scientific Library), so I
added a BuildEEMD macro to handle this.

This is a new package we will have to add to our build system, including
conda!

Author: marylhaley

Configure

@@ -169,6 +169,8 @@ set buildhdf5=`$makecmd HDF5STUFF`
 echo -n "..."
 set buildgrib2=`$makecmd GRIB2STUFF`
 echo -n "..."
+set buildeemd=`$makecmd EEMDSTUFF`
+echo -n "..."
 set buildv5d=`$makecmd V5DSTUFF`
 echo -n "..."
 # set buildpyngl=`$makecmd PYNGLSTUFF`
@@ -699,6 +701,34 @@ if ("$buildncl" == "y" || "$buildncl" == "Y") then
       set altered
   endif
 
+#
+# EEMD
+#
+  if ($?verbose_option) then
+    cat <<"EOF"
+======================================================================
+
+	If you want to use the EEMD routine, you must download
+	and install the GSL library.
+
+	THIS LIBRARY IS NOT NEEDED FOR BUILDING NCAR GRAPHICS.
+
+======================================================================
+"EOF"
+  endif
+
+  echo ""
+  echo "Build EEMD support (optional) into NCL? ($buildeemd)"
+  echo "(Requires GSL ftp://ftp.gnu.org/gnu/gsl/"
+  echo -n "Enter Return (default), y(yes), n(no), or q(quit) > "
+  set answer="$<"
+  if ("$answer" == "q") goto cleanup
+  if (("$answer" != "") && ("$answer" != "$buildeemd")) then
+      set buildeemd = $answer
+      set newbuildeemd
+      set altered
+  endif
+
 #
 # GRIDSPEC
 #
@@ -1364,6 +1394,15 @@ if ($?newbuildgrib2) then
 	endif
 endif
 
+if ($?newbuildeemd) then
+	if ("$buildeemd" == "y") then
+		echo "#define BuildEEMD 1" >> Site.local
+	else
+		echo "#define BuildEEMD 0" >> Site.local
+		echo "#define EEMDlib" >> Site.local
+	endif
+endif
+
 if ($?newbuildv5d) then
 	if ("$buildv5d" == "y") then
 		echo "#define BuildV5D 1" >> Site.local

config/Project

@@ -93,6 +93,14 @@
 #endif
 #endif	/* BuildGRIB2 */
 
+#ifndef	BuildEEMD
+#define	BuildEEMD
+#else
+#if	!BuildEEMD
+#undef	BuildEEMD
+#endif
+#endif	/* BuildEEMD */
+
 #ifndef	BuildTRIANGLE
 #define	BuildTRIANGLE
 #else
@@ -238,12 +246,12 @@
 #endif	/* PNGlib */
 
 #ifndef CAIROlib
-#define CAIROlib -lcairo -lfontconfig -lpixman-1 -lfreetype -lexpat -lpng -lz -lpthread -lXrender -lbz2
+#define CAIROlib -lcairo -lXrender -lfontconfig -lpixman-1 -lfreetype -lexpat -lpng -lz -liconv -lbz2
 #endif
 
 /* This should be same as CAIROlib except with no explicit paths */
 #ifndef CAIROlibuser
-#define CAIROlibuser  -lcairo -lfontconfig -lpixman-1 -lfreetype -lexpat -lpng -lz -lpthread -lXrender -lbz2
+#define CAIROlibuser -lcairo -lXrender -lfontconfig -lpixman-1 -lfreetype -lexpat -lpng -lz -liconv -lbz2
 #endif
 
 #ifdef	BuildHDFEOS
@@ -298,6 +306,10 @@
 #define       GRIB2lib   -lgrib2c -ljasper -lpng -lz -ljpeg
 #endif	/* GRIB2lib */
 
+#ifndef	EEMDlib
+#define       EEMDlib   -lgsl
+#endif	/* EEMDlib */
+
 #ifndef	NetCDFlib
 #define	NetCDFlib	-lnetcdf -lcurl
 /*#define	NetCDFlib	-lnetcdf -lcurl -lssl -lidn -lrt -lldap */
@@ -666,6 +678,7 @@ HDFEOS5LIB	= HDFEOS5lib
 HDF5LIB		= HDF5lib
 GDALLIB		= GDALlib
 GRIB2LIB	= GRIB2lib
+EEMDLIB		= EEMDlib
 UDUNITSLIB	= UdUnitslib
 V5DLIB      	= V5Dlib
 OpenCLLIB	= OpenCLlib

install/make-external/build_external

@@ -52,6 +52,7 @@
 #   jasper-x.y.z           Required if you want GRIB2 support
 #   g2clib-x.y.z           Required if you want GRIB2 support
 #   gdal-x.y.z             Required if you want GDAL support
+#   gsl-x.y.z              Required (for EEMD function)
 #   netcdf-x.y.z           Required (classic NetCDF-4 support is optional)
 #   proj-x.y.z             Required if you want GDAL support
 #   udunits-x.y.z          Required if you want ut_calendar/ut_inv_calendar
@@ -236,6 +237,7 @@ EXPAT_DIR="expat-2.2.0"
 FREETYPE_DIR="freetype-2.6.5"
 G2CLIB_DIR="g2clib-1.6.0-patch"
 GDAL_DIR="gdal-2.1.1"
+GSL_DIR="gsl-2.2.1"
 HDF4_DIR="hdf-4.2.12"
 HDF5_DIR="hdf5-1.8.17"
 HDFEOS_DIR="hdfeos-2.19"
@@ -279,8 +281,9 @@ INSTALL_HDFEOS=1
 INSTALL_NETCDF4=1
 INSTALL_NETCDF4_FORTRAN=1
 INSTALL_PROJ4=1
-INSTALL_GDAL=1
 INSTALL_G2CLIB=1
+INSTALL_GDAL=1
+INSTALL_GSL=1
 INSTALL_UDUNITS=1
 INSTALL_EXPAT=1
 INSTALL_FREETYPE=1
@@ -397,6 +400,10 @@ if [ $INSTALL_G2CLIB ] && [ ! -d $G2CLIB_DIR ] ; then
   echo "$G2CLIB_DIR does not exist"
   exit
 fi
+if [ $INSTALL_GSL ] && [ ! -d $GSL_DIR ] ; then
+  echo "$GSL_DIR does not exist"
+  exit
+fi
 if [ $INSTALL_UDUNITS ] && [ ! -d $UDUNITS_DIR ] ; then
   echo "$UDUNITS_DIR does not exist"
   exit
@@ -1064,6 +1071,38 @@ else
   echo "Not building GDAL..."
 fi
 
+#--------------------------------------------------------------------
+# GSL
+#--------------------------------------------------------------------
+if [ $INSTALL_GSL ] ; then
+  if [ -d "$GSL_DIR" ] ; then
+    cd $GSL_DIR
+    if [ $CLEAN_BEFORE ] ; then
+      echo "Cleaning $GSL_DIR before making..."
+      make distclean
+      make clean
+    fi
+    echo "Building $GSL_DIR..."
+   ./configure --prefix\=$PREFIX --disable-shared --enable-static
+    make all install
+    make install
+    if [ $? ] ; then
+      echo "$GSL_DIR build successful."
+      if [ $CLEAN_AFTER ] ; then
+        echo "Cleaning $GSL_DIR after making..."
+        make distclean
+        make clean
+      fi
+    else
+      echo "$GSL_DIR build NOT successful."
+    fi
+    cd ..
+  else
+    echo "Directory $GSL_DIR doesn't exist"
+  fi
+else
+  echo "Not building GSL..."
+fi
 
 #--------------------------------------------------------------------
 # Udunits