gistfile1.txt

case "$(uname)" in
  (SunOS)
    [[ -x /usr/gnu/bin/grep || -x /opt/local/bin/grep ]] ||
        rvm_error "ERROR: Missing GNU grep. Make sure it is installed in either /usr/gnu/bin/grep or /opt/local/bin/grep before using RVM!"
    __rvm_grep()
    {
      GREP_OPTIONS="" /usr/gnu/bin/grep "$@" ||
      GREP_OPTIONS="" /opt/local/bin/grep "$@" || return $?;
    }

    for gnu_util in "${gnu_utils[@]}"
    do
      [[ -x /usr/gnu/bin/$gnu_util || -x /opt/local/bin/$gnu_util ]] ||
        rvm_error "ERROR: Missing GNU $gnu_util. Make sure it is installed in either /usr/gnu/bin/$gnu_util or /opt/local/bin/$gnu_util before using RVM!"
      eval "__rvm_$gnu_util() { /usr/gnu/bin/$gnu_util \"\$@\" || /opt/local/bin/$gnu_util \"\$@\" || return \$?; }"
    done
    ;;
  (*)
    __rvm_grep()
    {
      GREP_OPTIONS="" \grep "$@" || return $?
    }
    
    for gnu_util in "${gnu_utils[@]}"
    do
      eval "__rvm_$gnu_util() { \\$gnu_util \"\$@\" || return \$?; }"
    done
    ;;
esac