#!/bin/bash

set -e

bpftool="$1"
input="$2"
skel="$3"
subskel="$4"

stem="${input%.o}"
name="${input%.bpf.o}"
name="${name##*/}"

"$bpftool" gen object "$stem".l1o "$input"
"$bpftool" gen object "$stem".l2o "$stem".l1o
"$bpftool" gen object "$stem".l3o "$stem".l2o
cmp "$stem".l2o "$stem".l3o
"$bpftool" gen skeleton "$stem".l3o name "$name" > "$skel"
"$bpftool" gen subskeleton "$stem".l3o name "$name" > "$subskel"