efreetdjinn / screen_helper

# -----------------------------------------------------------
# Screen Helper
# by. efreet@unixtech.ph
# Desc: This script will re-attached previously named
#       screen process. Instead of looking for additional pts
#       information to re-attached your screen.
#
# Usage:
#  % schelp [spawn|help] <name_of_your_screen>
#
# -----------------------------------------------------------
#!/bin/sh

# -----------------------------------------------------------
# CONFIG
# -----------------------------------------------------------
SCREEN_PATH='/usr/local/bin/screen';

#############################################################
#             DO NOT MAKE ANY CHANGES BELOW!!!              #
#############################################################
usage()
   {
     if [ -z "$@" ]; then
             echo " "
             echo "Usage: $0 [spawn|help] <screen_name>"
             echo " "
             echo "where:"
             echo "    spawn  - spawn/re-attach named screen."
             echo "    help   - to show this help again."
             echo " "
             exit 1
     fi
   }

case "$1" in
     spawn)
        FUNC1=`screen -D | grep $2 | awk -F" " '{ print $1 }' | awk -F. '{ print $2 }' | wc -l`;
        if [ $FUNC1 = 0 ]; then
                $SCREEN_PATH -S $2;
        else
                FUNC1=`screen -D | grep $2 | awk -F" " '{ print $1 }'`;
                $SCREEN_PATH -D -r $FUNC1;
        fi
        exit 0
        ;;
     help)
        usage
        exit
        ;;
     *)
        usage
        exit 1
esac