#!/bin/bash
SCRIPT_ABS_FILENAME=`LC_ALL=en_US.ISO8859-1 perl -e 'use Cwd "abs_path";print abs_path(shift)' "${BASH_SOURCE[0]}"`
SCRIPT_DIR=`dirname "$SCRIPT_ABS_FILENAME"`

error() {
   local sourcefile=$1
   local lineno=$2
   echo ERROR in $1. Command failed at line $2 : $3
}
#trap 'error "${BASH_SOURCE}" "${LINENO}" "$BASH_COMMAND"' ERR


if [[ $# != 2 ]]
  then
    echo "Usage $0 key file"
    exit 1
fi

#>&2 echo "$1"

#sed "s/$(printf '\r')//g" "$2"
while read -r -a words                 # iterate over lines of input
do
  if [[ ${words[0]} == $1 ]]
  then
     # found "$1"
     if [[ ! -z $value ]]
     then
       >&2 echo More than one proprty "$1"
       exit 1
     fi
     value="$(eval echo "${words[@]:2}")"
  fi
done < <(sed "s/$(printf '\r')//g" "$2")

if [[ ! -z $value ]]
then
  echo -n "$value"
  exit 0
fi

>&2 echo Cannot find "$1"

exit 1