am 23396bfc: Merge "gdbclient: Improve error handling"

    if [ -z "$PID" ]; then

      echo "Error: couldn't resolve pid by process name: $PROCESS_NAME"

      return -4

    else

      echo "Resolved pid for $PROCESS_NAME is $PID"

    fi

  fi

  local EXE=`adb shell readlink /proc/$PID/exe | sed s/.$//`

  # TODO: print error in case there is no such pid

  if [ -z "$EXE" ]; then

    echo "Error: no such pid=$PID - is process still alive?"

    return -4

  fi

  local LOCAL_EXE_PATH=$SYMBOLS_DIR$EXE

  if [ ! -f $LOCAL_EXE_PATH ]; then