:
#	man/utilities/Nroff
#
#	Script to produce cat* entries from GRASS man* man page source.
#	Usage:	Nroff version date directory make
#	    version	GRASS version number, e.g. "5.0"
#	    date	date of this GRASS version, e.g. "Spring 2000"
#	    directory	GISBASE directory, e.g. /home/local/src/grass5
#           make        make program
#
# $Id: Nroff,v 1.4 2000-07-18 05:55:15 markus Exp $
#
umask 0

if test $# -lt 3
then
    echo "Usage: $0  version  date  GISBASE make"
    exit 2
fi

MAKE=$4

wd=$3\/man/utilities

rm -f $wd/man.version
echo ".ds vn $1" > $wd/man.version
if test "$2" = ""
then
    echo ".ds vd" >> $wd/man.version
else
    echo ".ds vd ($2)" >> $wd/man.version
fi

for cmd in nroff tbl col
do
    sh $wd\/find_cmd $cmd
    if [ $? != 0 ]
    then
	echo Note: $cmd not found on this system
	exit 0
    fi
done

#	Run through the 'cat' directories to look for any formatted man pages
#	that don't have a source file in the corresponding 'man' directory.
#	Delete any orphaned formatted pages that are found.
#
for dir in cat?
do
 echo $dir | grep CVS  # ignore CVS diretories (added 1/2000 M.N.)
 if [ $? -eq 0 ]; then
    srcdir=`echo $dir | sed -e s/cat/man/`
    list=`echo $dir/*`
    if [ "$list" != "$dir/*" ]; then		# in case directories are empty
	for file in $list
	do
	    n=`basename $file`
	    if [ ! -f $srcdir/$n ]; then
		echo "DELETED ORPHANED FILE $file (in $dir but not $srcdir)"
		rm -f $file
	    fi
	done
    fi
  fi
done

#	Main loop.  Find all the source man pages in the 'man' directories,
#	and create a .makefile to run them through nroff.  Note the
#	100-item limit on the item list, forced upon us by brain-deadness
#	in one variant of make (SCO UNIX).
for dir in man?
do
    header=$dir/.class-header
    notice=$dir/.class-notice
    title=$dir/.class-title

    if [ -f $title ]; then	# copy .class-title file into 'catN directory
	destdir=`echo $dir | sed -e s/man/cat/`
	rm -f $destdir/`basename $title`	# let us overwrite it
	cp $title $destdir
    fi
    i=0
    for man in ${dir}/*
    do
	if test $i = 0
	then
	    rm -f .makefile ; touch .makefile
	    list=
	    echo 'all: list' >> .makefile
	fi
	i=`expr $i + 1`
	cat=`echo $man | sed s/CVS// |sed s/man/cat/`
	list="$list $cat"
	echo "$cat: $man $header $notice ; tbl -TX $wd/man.version $header $wd/man.header $man $notice" \| nroff \| col -b \> $cat >> .makefile
#
	if test $i = 100
	then
	    echo "list: $list" >> .makefile
	    ${MAKE} -f .makefile
	    i=0
	fi
    done
    if test $i != 0
    then
	echo "list: $list" >> .makefile
	${MAKE} -f .makefile
    fi
done

rm -f .makefile
exit 0