deploy_modulefiles.sh.in

#!/bin/bash

set -e

# Defaults to user options will be provided by CMake
modulesDestDir=${1:-"@CMAKE_INSTALL_PREFIX@/modules"}
DOVERWRITEMODULES=${2:-"@OVERWRITEMODULES@"}

# These will be filled by CMake
nceplibsInstallDir=@CMAKE_INSTALL_PREFIX@
tmplModulefilesDir=@CMAKE_CURRENT_SOURCE_DIR@/tmplModulefiles
LIBCOMPS=@LIBCOMPS_FILE@
DFLAT="@FLAT@"

[[ $DOVERWRITEMODULES == "ON" ]] && OVERWRITE="Y" || OVERWRITE="N"
[[ $DFLAT == "ON" ]] && FLAT="Y" || FLAT="N"

echo "Begin deploying modules ..."

for libName in $(ls -1 $tmplModulefilesDir); do

  # Ensure $libName is indeed a library being installed
  isAbsent=$(cat $LIBCOMPS | grep -w $libName | wc -l)
  [[ $isAbsent -eq 0 ]] && continue

  echo "deploying modulefile for ... $libName"

  # Get the version being installed (if a branch, replace "/" with "-")
  # Must be consistent with CMakeLists.txt
  ver=$(cat $LIBCOMPS | grep -w $libName | cut -d"|" -f3)
  ver=$(echo ${ver} | sed -e "s/\//-/g")

  # Define source and destination modulefile name
  # Destination filename must be consistent with CMakeLists.txt
  srcModulefile=$tmplModulefilesDir/$libName/$libName.lua
  dstModulefile=$modulesDestDir/$libName/$ver.lua

  # Create destination directory for the modulefile and copy template to it
  mkdir -p $modulesDestDir/$libName
  if [[ -f $dstModulefile ]]; then
    [[ $OVERWRITE =~ [YyTt] ]] && ( echo "WARNING: $dstModulefile exists, OVERWRITING!"; \rm -f $dstModulefile ) \
                               || ( echo "ERROR: $dstModulefile exists, ABORT!"; exit 1 )
  fi
  \cp $srcModulefile $dstModulefile

  [[ $FLAT =~ [YyTt] ]] && prefix=${nceplibsInstallDir} || prefix=${nceplibsInstallDir}/$libName

  # sed does not like delimiter (/) to be a part of replacement string
  # so do magic
  repl=$(echo ${prefix} | sed -e "s#/#\\\/#g")

  # Replace #NCEPLIBS_ROOT# from template with $nceplibsInstallDir
  sed -i -e "s/#NCEPLIBS_ROOT#/${repl}/g" $dstModulefile

done

echo "Done deploying modules ..."

exit 0