#!/bin/bash

# Copyright 1997,1999,2001,2002,2004,2009 Alain Knaff.
# This file is part of mtools.
#
# Mtools 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 3 of the License, or
# (at your option) any later version.
#
# Mtools 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.
#
# You should have received a copy of the GNU General Public License
# along with Mtools.  If not, see <http://www.gnu.org/licenses/>.

# TODO
VERSION=`cat version.texi | awk '$2 == "VERSION" {print $3}'`
UPDATED=`cat version.texi | awk '$2 == "UPDATED" {print $3 " " $4}'`

# extracts the manpage for a given command out of a texinfo doc
unset LANG

date=`date +%d%b%y`
package="mtools-"`grep mversion patchlevel.c | sed 's/^.*"\(.*\)";/\1/'`

infile=/tmp/infile.$$

extract()
{
  echo extracting $name
  command=$1
  outfile=`echo $command | tr '[A-Z]' '[a-z]'`.1
  
  echo \'\\\" t >>$outfile
# '
  echo .TH\ $command\ 1\ \"$date\" $package >$outfile
  echo .SH Name >>$outfile
  grep -i $command cmdname | fgrep -v '#' >>$outfile
  #echo ".SH Description" >>$outfile
  
  cat man-warning.texi mtools.texi man-warning-end.texi |
  egrep -v '@end copying|@copying|@insertcopying' |
  sed \
   -e "/^@c\(omment\)\? skipskipskip/,/^@node $command/d" \
   -e "/^@node [^,]*, [^,]*, $command, Commands$/,/^@bye/d" \
   -e "/^@node [^,]*, [^,]*, Commands/,/^@bye/d" \
   -e 's/^@section/@chapter/' \
   -e 's/^@subs/@s/' \
   -e 's/^@chapter.*$/@chapter Description/' \
   -e 's/^@section/@chapter/' \
   -e 's/^@subs/@s/' \
   -e 's/^@c\(omment\)\? xMANoptions/@chapter Options/' \
   -e "s/^@c\(omment\)\? MAN/@MAN/"  |
  texi2roff -ma  |
  sed -f strip-pp.sed >>$outfile
#  echo ".SH See Also" >>$outfile
#  echo "Mtools' texinfo doc" >>$outfile
}


for name in `fgrep -v '#' cmdname | cut -f1 -d\  ` ; do
  extract $name
done

echo \'\\\" t >mtools.1
# '
echo .TH mtools.1 3 \"$date\" $package >>mtools.1
echo .SH Name >>mtools.1
echo "mtools - utilities to access DOS disks in Unix." >>mtools.1
cat mtools.texi |
  egrep -v '@end copying|@copying|@insertcopying' |
	sed \
	 -e "1,/^@c\(omment\)\? MANstart 1/d" \
	 -e '/^@c\(omment\)\? MANskip 1/,/^@c\(omment\)\? MANend-skip 1/d' \
	 -e '/^@c\(omment\)\? MANend-skip 5/d' \
	 -e '/^@c\(omment\)\? MANend 5/d' \
	 -e "s/^@c\(omment\)\? MAN/@MAN/" \
	 -e "s/@value{VERSION}/$VERSION/g" |
	texi2roff -ma  |
	sed -f strip-pp.sed >>mtools.1

echo .SH See also >>mtools.1
echo floppyd_installtest >>mtools.1
echo mattrib >>mtools.1
echo mbadblocks >>mtools.1
echo mcd >>mtools.1
echo mclasserase >>mclasserase.1
echo mcopy >>mtools.1
echo mdel >>mtools.1
echo mdeltree >>mtools.1
echo mdir >>mtools.1
echo mdu >>mtools.1
echo mformat >>mtools.1
echo minfo >>mtools.1
echo mkmanifest >>mtools.1
echo mlabel >>mtools.1
echo mmd >>mtools.1
echo mmount >>mtools.1
echo mmove >>mtools.1
echo mrd >>mtools.1
echo mren >>mtools.1
echo mtoolstest >>mtools.1
echo mtype >>mtools.1

echo \'\\\" t >mtools.5
# '
echo .TH mtools.1 3 \"$date\" "MTOOLS" "MTOOLS" >>mtools.5
echo .SH Name >>mtools.5
echo "mtools.conf - mtools configuration files" >>mtools.5
cat mtools.texi |
  egrep -v '@end copying|@copying|@insertcopying' |
	sed \
		-e '1d' \
		-e '/^@c\(omment\)\? MANskip 5/,/^@c\(omment\)\? MANend-skip 5/d' \
	        -e '/^@c\(omment\)\? MANend-skip 1/d' \
	        -e '/^@c\(omment\)\? MANskip 1/d' \
		-e "s/^@c\(omment\)\? MAN/@MAN/"  \
		-e "/@include/ d" \
		-e "s/@value{VERSION}/$VERSION/g" \
		-e "s/@value{UPDATED}/$UPDATED/g" \
		-e "/@top/d" \
		-e "/@format/d" \
		-e "/@end format/d" \
		-e "/@ifnottex/d" \
		-e "/@end ifnottex/d" |
	texi2roff -ma  |
	sed -f strip-pp.sed |
	sed 's/\.SS Description/.SH Description/' >>mtools.5

echo .SH See also >>mtools.5
echo mtools >>mtools.5