#!/bin/bash -e
# Use grep and sed to replace $1 with $2 recursively and print what is done
grep --null --recursive --files-with-matches \
  --binary-files=without-match "--exclude-dir={$DIRS_IGNORE}" "$1" "${@:3}" |
	xargs -0 sed -i "\%${1}%{
		s||${2}|g
		w /dev/stdout
	}"