#!/bin/ksh93

typeset -r VERSION='1.0' FPROG=${.sh.file} PROG=${FPROG##*/} SDIR=${FPROG%/*}

function showUsage {
	[[ -n $1 ]] && X='-?' ||  X='--man'
	getopts -a ${PROG} "${ print ${USAGE} ; }" OPT $X
}

function doMain {
	print "TBD (to be done)"
}

USAGE="[-?${VERSION}"' ]
[-copyright?Copyright (c) 2015 Jens Elkner. All rights reserved.]
[-license?CDDL 1.0]
[+NAME?'"${PROG}"' - @short_description@.]
[+DESCRIPTION? A @longer_description@.]
[h:help?Print this help and exit.]
[F:functions?Print a list of all functions available.]
[T:trace]:[list?Comma separated \alist\a of function names of this script to trace (convinience for troubleshooting).] 
[+?]
[f:file]:[path?Read in the given file bla bla ...]
[+EXAMPLES]{
[+?'"${PROG}"' -f /tmp/zpool.events]
}
[+SEE ALSO?\bksh93\b(1).]
\n\n[event_file] ...
'

X="${ print ${USAGE} ; }"
unset FILES; typeset -a FILES
while getopts "${X}" OPT ; do
	case ${OPT} in
		h) showUsage ; exit 0 ;;
		T)	if [[ ${OPTARG} == 'ALL' ]]; then
				typeset -ft ${ typeset +f ; }
			else
				typeset -ft ${OPTARG//,/ }
			fi
			;;
		F) typeset +f && exit 0 ;;
		f) FILES+=( "${OPTARG}" ) ;;
		*) showUsage 1 ; exit 1 ;;
	esac
done

X=$((OPTIND-1))
shift $X && OPTIND=1
unset X

doMain "$@"