#! /bin/bash
# This script tests: pamtopam pamtopnm
# Also requires: 

  alias pamtopam="${PBM_TESTPREFIX}pamtopam"
  alias pamtopnm="${PBM_TESTPREFIX}pamtopnm"
  shopt -s expand_aliases

pamtopam < testimg.ppm | pamtopnm | cksum
pamtopam < testgrid.pbm | pamtopnm | cksum