#! /bin/sh
#
#	$NetBSD: makesrctars,v 1.18 2004/05/09 13:46:00 lukem Exp $
#
# makesrctars srcdir setdir
#	Create source tarballs in setdir from the source under srcdir.
#

prog=${0##*/}

# set defaults
: ${CKSUM=cksum}
: ${PAX=pax}

xsrcdir=

GZIP=-9
export GZIP

usage()
{
	cat 1>&2 <<USAGE
Usage: ${prog} [-x xsrcdir] srcdir setdir
	-x xsrcdir	build xsrc.tgz from xsrcdir
	srcdir		location of sources
	setdir		where to write the .tgz files to
USAGE
	exit 1
}

# handle args
while getopts x: ch; do
	case ${ch} in
	x)	
		xsrcdir=${OPTARG}
		;;
	*)
		usage
		;;
	esac
done
shift $((${OPTIND} - 1))

if [ $# -ne 2 ]; then
	echo "Usage: $0 srcdir setdir"
	exit 1
fi
srcdir=$1
setdir=$2

if [ ! -d "${setdir}" ]; then
	echo "${setdir} is not a directory"
	exit 1
fi

makeset()
{
	set=$1.tgz
	shift
	echo "Creating ${set}"
	set -f
	find -s $* \
	    ! \( \( -name obj -o -name 'obj.*' \) \( -type l -o -type d \) -prune \) \
	    -print \
	    | ${PAX} -w -d -s'|^\.|'${srcprefix}'|' \
	    | gzip \
	    > "${setdir}/${set}"
	set +f
}


# create (base)src sets
#

if ! cd "${srcdir}"; then
	echo "Can't chdir to ${srcdir}"
	exit 1
fi

srcprefix=usr/src

makeset src .						\
		! \( \(	-path ./gnu			\
		     -o -path ./share			\
		     -o -path ./sys			\
		     -o -path ./contrib/sys		\
		     -o -path ./usr.sbin/config		\
		    \) -prune \)

makeset gnusrc ./gnu

makeset syssrc ./sys ./contrib/sys ./usr.sbin/config			\
		! \( -path ./sys/arch/\*/compile/\* -type d		\
		    ! -name CVS -prune \)

makeset sharesrc ./share


# create xsrc sets
#
if [ -n "${xsrcdir}" ]; then
	if ! cd "${xsrcdir}"; then
		echo "Can't chdir to ${xsrcdir}"
		exit 1
	fi
	srcprefix=usr/xsrc
	makeset xsrc .
fi


echo "Creating checksum files"
(cd ${setdir}
	${CKSUM} -o1 *.tgz > BSDSUM
	${CKSUM}     *.tgz > CKSUM
	${CKSUM} -m  *.tgz > MD5
	${CKSUM} -o2 *.tgz > SYSVSUM
)