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#! /usr/bin/env bash

# This script rejoins an existing screen, or re-creates a

# screen session from a previous run of stack.sh.

TOP_DIR=`dirname $0`

# if screenrc exists, run screen

if [[ -e $TOP_DIR/stack-screenrc ]]; then

if screen -ls | egrep -q "[0-9].stack"; then

echo "Attaching to already started screen session.."

exec screen -r stack

fi

exec screen -c $TOP_DIR/stack-screenrc

fi

echo "Couldn't find $TOP_DIR/stack-screenrc file; have you run stack.sh yet?"

exit 1