#!/bin/bash
#<pre><b>
# Script     : antigrep
# Version    : 1.0
# Author     : Roland Rashleigh-Berry
# Date       : 27-Jul-2003
# Purpose    : To list all files that DO NOT contain a specified string
# SubScripts : none
# Notes      : none
# Usage      : antigrep 'FG_21_08' *.sas
#
#================================================================================
# PARAMETERS:
#-pos- -------------------------------description--------------------------------
#  1   string
#  2   file(s)
#================================================================================
# AMENDMENT HISTORY:
# init --date-- mod-id ----------------------description-------------------------
#
#================================================================================
# This is public domain software. No guarantee as to suitability or accuracy is
# given or implied. User uses this code entirely at their own risk.
#================================================================================

if [ $# -lt 2 ] ; then
  echo "Usage: antigrep 'string' *.sas" 1>&2
  exit 1
fi

string=$1
shift

# count with grep, select those with zero count and display without zero count
grep -c "$string" "$@" | sed -n '/:0$/s///p'