#!/bin/sh
name='addparent.d'
ver=0.1
#  Copyright (C) 2010 Luke Shumaker
#  
#  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.
#  
#  You should have received a copy of the GNU General Public License
#  along with this program;  see the file COPYING.
#  If not, see <http://www.gnu.org/licenses>.

usage="usage: $RVS $name CHILD PARENT"
 child=${1?"$usage"}
parent=${2?"$usage"}

tc="`mktemp`"
tp="`mktemp`"

"$RVS" ls "$child"  '%n	%i' > "$tc"
"$RVS" ls "$parent" '%n	%i' > "$tc"

while read line; do
	name="`echo "$line" | sed 's:\t[a-z]/[0-9a-f]$::'`"
	 nID="`echo "$line" | sed 's:^.*\t::'`"
	 oID="`sed -n 's:^${name/':'/'\:'}\t\([a-z]/[0-9a-f]\)$:\1:p'`"
	
	if [ -n "$oID" ] {
		nT="`"$RVS" blob-gettype "$nID"`"
		oT="`"$RVS" blob-gettype "$oID"`"
		if [ "$nT" = "$oT" ]; then
			"$RVS" addparent "$nID" "$oID"
		fi
	}
done < "$tc"

"$RVS" addparent.f "$child" "$parent"