#!/bin/sh sed_wrapper() { find ./ -type f -exec sed -i -e "$1" {} \; } ## e.g., sedr "s/target/replacement/g" READABILITY_N=`wc -c readability.js | cut -d " " -f 1` sed_wrapper "s/^#define READABILITY_N .*/#define READABILITY_N $READABILITY_N + 1000/g"