#!/bin/bash
# Copyright 1999-2006 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2

# Ghetto script to generate a repoman.1 manpage
# based upon `repoman --help` so we dont have to
# maintain both files.

for repoman in . ./bin ../bin ; do
	repoman=${repoman}/repoman
	[[ -x ${repoman} ]] && break
done

man=repoman.1

cat repoman.1.header > $man

state=header
$repoman -h | \
while read line ; do
	set -- ${line}
	case ${state} in
	header)
		if [[ ${line} == *Options* ]] ; then
			state=options
			echo ".SH OPTIONS" >> $man
		fi
		;;
	options)
		if [[ $1 == -* ]] ; then
			if [[ $1 == *, ]] ; then
				shopt="\fB${1/,}\fR, "
				longopt=$2
				shift ; shift
			else
				shopt=""
				longopt=$1
				shift
			fi
			cat <<-EOF >> $man
			.TP
			${shopt}\fB${longopt}\fR
			$*
			EOF
		elif [[ $1 == *Modes* ]] ; then
			state=modes
			echo ".SH MODES" >> $man
		fi
		;;
	modes)
		if [[ -n $1 ]] ; then
			mode=$1
			shift
			cat <<-EOF >> $man
			.TP
			.B ${mode}
			$*
			EOF
		else
			state=keywords
			echo ".SH QA KEYWORDS" >> $man
		fi
		;;
	keywords)
		if [[ $1 == *.* ]] ; then
			mode=$1
			shift
			cat <<-EOF >> $man
			.TP
			.B ${mode}
			$*
			EOF
		fi
		;;
	esac
done

cat repoman.1.tail >> $man