detect install directory to remove

#! /bin/sh

if [[ -z $prefix ]]

    then

    #check for existing install

if [[ ! -f inst/.installed ]]

    if [[ -f inst/.installed ]]

        then

        prefix=$(cat inst/.installed)

        current_version=$(cat .version)

    elif [[ $(which launch_universc.sh) != *"not found" ]]

        then

        prefix=$(which convert)

        current_version=$(launch_universc.sh --version | tail -n 2 | head -n 1 | cut -d" " -f3)

    else

        echo "universc is not installed"

        echo "run the following to install it"

        echo "    make install"

        exit 1

    fi

prefix=`cat inst/.installed`

echo "uninstalling from: $prefix"

else

    #check prefix

    if [[ $prefix == *"universc" ]]

        then

        prefix=$(echo $prefix | cut -d'/' -f1-$(($( echo $prefix | grep -o "/" | wc -l))))

        prefix=${prefix}/universc

        current_version=$(cat ${prefix}/.version)

    elif [[ $prefix == *"universc-" ]]

       then

       prefix=$(echo $prefix | cut -d'/' -f1-$(($( echo $prefix | grep -o "/" | wc -l))))

       prefix=$( ls -d ${prefix}/universc-*/ | head -n 1 )

    else

       prefix=$( ls -d ${prefix}/universc*/ | head -n 1)

    fi

    current_version=$(cat ${prefix}/.version)

fi

echo "uninstalling universc ${current_version} from: $prefix"

# add manual directory to PATH if not already found

## check config for Linux