#!/bin/sh -u
#
# Wrapper for bogofilter to subvert the fsync()-happy nature of its db backend.
#	- Cameron Simpson <cs@zip.com.au> 17mar2006
# 
#

: ${SHMFS:=/dev/shm}
: ${USER:=`whoami || id -un`}

shmbf=$SHMFS/$USER/bogofilter

bfdir=${BOGOFILTER:=$HOME/.bogofilter}

owf=$bfdir/wordlist.db
swf=$shmbf/wordlist.db

[ -s "$owf" -a ! -s "$swf" ] \
&& { [ -d "$shmbf/." ] || needdir "$shmbf"; } \
&& cp -- "$owf" "$swf"

if [ -s "$swf" ]
then
  BOGOFILTER_DIR=$shmbf
  export BOGOFILTER_DIR
fi

exec bogofilter ${1+"$@"}