#!/bin/sh
# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
function cexit {
  if [ -d /tmp/tabedit.$$ ]; then
    rm -rf /tmp/tabedit.$$;
  fi
  exit
}
trap cexit 2 15

TABLE=$1
if [ -z "$EDITOR" ]; then
  echo "Define EDITOR environment variable before running this command"
  exit 1
fi
if [ -z "$TABLE" ]; then
    echo "Usage: tabedit <tablename>";
    exit 1
fi
mkdir -p /tmp/tabedit.$$/
xcatclientnnr tabdump $1 > /tmp/tabedit.$$/$1.csv
#use md5sum to check if it actually changes..
SUM=`md5sum /tmp/tabedit.$$/$1.csv`
EXIT=0
while [ $EXIT -eq 0 ]; do
  cd /tmp/tabedit.$$
  "$EDITOR" $1.csv
  cd -
  NEWSUM=`md5sum /tmp/tabedit.$$/$1.csv`
  if [ "$NEWSUM" == "$SUM" ]; then
    echo "No file modifications detected, not restoring."
    break;
  fi
  if `dirname $0`/tabrestore /tmp/tabedit.$$/$1.csv; then
    break;
  else
    echo "Above errors occured, hit enter to edit, or ctrl-c to abort"
    read JNK
  fi
done
cexit