gistfile1.txt

#!/bin/bash
#set -x
PROGNAME=$(basename $0)
function error_exit
{
	echo "${PROGNAME}: ${1:-"Unknown Error"}" >&2
	make_cleanup
	exit 1
}

function make_temp_files
{
	[[ -d ~/tmp ]] && TEMP_DIR=~/tmp || TEMP_DIR=/tmp
	TEMP_FILE1=$(mktemp -q "${TEMP_DIR}/${PROGNAME}.$$.XXXXXX")
	[[ ! -f "$TEMP_FILE1" ]] && error_exit "cannot create temp file!"
}

function make_cleanup
{
	[[ -f "$TEMP_FILE1" ]] && rm -f "$TEMP_FILE1"
}
##
# program starts here
make_temp_files

curl -s http://kernel.org/kdist/finger_banner | head -4 > "$TEMP_FILE1"

awk '/main|snap|stable/ { print $3 " " $11 }' "$TEMP_FILE1" | column -t

## parse opts


##
# clean
make_cleanup
exit "$?"