#!/bin/sh # Extract uuencoded and bzipped busybox binaries # from system-image-*.log files for logfile in system-image-*.log; do grep -q '^begin 744 busybox.bz2' "$logfile" \ || { echo "No busybox.bz2 in $logfile"; continue; } arch=${logfile%.log} arch=${arch#system-image-} test -e "busybox-$arch" \ && { echo "busybox-$arch exists, not overwriting"; continue; } uudecode -o - "$logfile" | bunzip2 >"busybox-$arch" \ && chmod 755 "busybox-$arch" done