#!/bin/sh
#
# - We do not allow -i due to the non-interactive nature of OE tasks
# - We do not allow -r, as it has known problems, and is marked
#   obsolescent in the standard
# - We allow -a as shorthand for -RpP
# - Otherwise, we stick to what SuSv3 defines

realbin() {
     _script=`basename $0`
     found=
     for bin in `which -a $_script`; do
          if ! cmp -s $bin $0; then
                found=$bin
                break
          fi
     done
     if [ -n "$found" ]; then
          echo "$found"
     else
          return 1
     fi
}

quote(){
    /usr/bin/sed -e "s,','\\\\'',g; 1s,^,',; \$s,\$,',;" << EOF
$1
EOF
}

save () {
    case "$1" in
    # when a string contains a "'" we have to escape it
    *\'*)
        saved="$saved `quote "$1"`"
        ;;
    # otherwise just quote the variable
    *)
        saved="$saved '$1'"
        ;;
    esac
}

saved=""
while getopts fpaRHLP opt; do
    case "$opt" in
        a)
            opt="RpP"
            ;;
        \?)
            exit 1
            ;;
    esac
    save "-$opt"
done
shift $(($OPTIND - 1))
for arg; do
    save "$arg"
done

eval set -- "$saved"
exec `realbin` "$@"