link_files.sh

This is a bash version of the link_grib.csh supplied with WPS.

#!/bin/bash --login

Bash version of the link_grib.csh script.

set -eu

alpha=({A..Z}) i1=0 i2=0 i3=0

if $# -eq 1; then

rm -f GRIBFILE.??? 2>&1 > /dev/null

for f in "$1"/*; do

  ln -sf "$f" GRIBFILE.${alpha[$i3]}${alpha[$i2]}${alpha[$i1]}
  let i1=i1+1

  if [[ $i1 -ge 26 ]]; then
     i1=0
     let i2=i2+1
     if [[ $i2 -ge 26 ]]; then
        i2=0
        let i3=i3+1
        if [[ $i3 -ge 26 ]]; then
           echo "RAN OUT OF GRIB FILE SUFFIXES!"
        fi
     fi
  fi

done elif $# -gt 1; then

rm -f GRIBFILE.??? 2>&1 > /dev/null

for f in $@; do

  if [[ $f != "." ]]; then
     ln -sf ${f} GRIBFILE.${alpha[$i3]}${alpha[$i2]}${alpha[$i1]}
     let i1=i1+1

     if [[ $i1 -ge 26 ]]; then
        i1=0
        let i2=i2+1
        if [[ $i2 -ge 26 ]]; then
           i2=0
           let i3=i3+1
           if [[ $i3 -ge 26 ]]; then
              echo "RAN OUT OF GRIB FILE SUFFIXES!"
           fi
        fi
     fi
  fi

done elif $# -eq 0; then echo " " echo " " echo " Please provide some GRIB data to link" echo " usage: $0 path_to_grib_data/grib_data_root" echo " " echo " " fi