Generic LD_LIBRARY_PATH override wrapper used for https://github.com/oklai/koala/issues/161 to fix koala's nodewebkit issue complaining that libudev.so.0 is missing.

fix-koala

#!/bin/bash
# @author X4
# @date 2014-28-01
# This makes my life easier, when people use outdated shared libraries

BIN="${BASH_SOURCE##*-}"
DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
SHARED_LIB="libudev.so.0"
SHARED_SOURCE="/opt/google/chrome/"

msg()
{
    printf '%b\n' "$1" >&2
}

error()
{
    msg "\e[31m[✘]\e[0m ${1}${2}"
    exit 1
}

check_lib()
{
    if [[ ! -e "$SHARED_LIB" ]]; then
      error "$1"
    fi
}

main()
{
    if [[ -n "$LD_LIBRARY_PATH" ]]; then
      LD_LIBRARY_PATH="$DIR:$DIR/lib:$LD_LIBRARY_PATH"
    else
      LD_LIBRARY_PATH="$DIR:$DIR/lib"
    fi

    export LD_LIBRARY_PATH
    exec -a "$BASH_SOURCE" "$DIR/$BIN"  "$@"
}

############################ MAIN()
check_lib "Copy the $SHARED_LIB symlink from $SHARED_SOURCE (or elsewhere) to $(pwd)."

main