erlang switch version shell

swich_erlang.sh

#!/bin/sh

TARGET=/usr/local/bin
CURRENT=$PWD


if [ -z "$1" ] ; then
  echo "no specify the erlang folder argument"
  exit
fi

if [ -d "$1" ] ; then
echo "Processing "$1" -> "$TARGET
else
echo "please check your erlang folder"
exit
fi

SOURCE_DIR=$CURRENT/$1/bin
echo $SOURCE_DIR

ALL_DEL_FIELS=`ls $SOURCE_DIR`

echo "Deleting files "$ALL_DEL_FIELS

cd $TARGET
rm -rf $ALL_DEL_FIELS

echo "Linking files:"

for i in $ALL_DEL_FIELS; do
  echo ln -s $SOURCE_DIR/$i $i;
  ln -s $SOURCE_DIR/$i $i;
done;

echo "Processed OK"

cd $CURRENT