intarstudents · November 29, 2011 22:58
diff --git a/screentab.sh b/screentab.sh
 #!/bin/sh

 error() { echo "$@" 1>&2; exit 1; }

 [ $# -gt 1 ] ||
 	error "must provide screen session name and command"
 	session="${1}"
 	shift;

 found=$(screen -ls | awk '-F\t' '$2 ~ m {print $2}' "m=[0-9]+[.]$session$")
 if [ -z "$found" ];
 	then
 	screen -dmS $session $@
 	exit 0;
 else
 	error "screen already running"
 fi
	#!/bin/sh

	error() { echo "$@" 1>&2; exit 1; }

	[ $# -gt 1 ] \|\|
	error "must provide screen session name and command"
	session="${1}"
	shift;

	found=$(screen -ls \| awk '-F\t' '$2 ~ m {print $2}' "m=[0-9]+[.]$session$")
	if [ -z "$found" ];
	then
	screen -dmS $session $@
	exit 0;
	else
	error "screen already running"
	fi