#!/bin/bash

# This script is used for getting last 100 lines of a screen session

SCREEN_NAME="$1"
LIMIT="${2:-100}"
SCRIPT=$(basename "${0}")

if [ -z "$SCREEN_NAME" ]; then
  echo "Usage: ${SCRIPT} <screen_name>"
  exit 1
fi

screen -S "$SCREEN_NAME" -X hardcopy /tmp/screen-hardcopy
tail -n "${LIMIT}" /tmp/screen-hardcopy
rm /tmp/screen-hardcopy