#!/bin/sh
#
# docbook2man - An SGML docbook to man pages converter using sgmlspl
#
# Copyright (c) 2005 by Silvan Calarco <silvan.calarco@qilinux.it>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

function usage() {
   echo "\
docbook2man - An SGML docbook to man pages converter using sgmlspl
Copyright (c) 2005 by Silvan Calarco <silvan.calarco@qilinux.it>

usage: docbook2man sourcefile [sourcefile...]
  sourcefile: the SGML source file for man pages
" >&2
}

SOURCEFILES=

while test -n "$1" ; do
   case $1 in
      -h) usage; exit ;;
       *) SOURCEFILES="$SOURCEFILES $1" ;;
   esac
   shift
done

[ "$SOURCEFILES" ] || { usage; exit 1; }

tmpfile=`mktemp -q -t ${0##*/}.XXXXXXXX` ||
 { echo "${0##*/}: error: cannot create temporary files." >&2
    { (exit 1); exit 1; }; }

trap "rm -f $tmpfile" 0 1 2 5 15

for source in $SOURCEFILES; do
   /usr/bin/onsgmls $source > $tmpfile || \
      { echo "Error $? parsing SGML document; aborting." >&2;  exit 1; }
   /usr/bin/sgmlspl /usr/bin/docbook2man-spec.pl < $tmpfile > /dev/null || \
      { echo "Error $? converting $source; aborting." >&2; exit 1; }
done