#!/bin/sh
# This script is executed by `./mk` when building inside
# an Alpine Linux docker container. Using Alpine Linux, which
# uses musl libc, allows us to emit static binaries.
set -e
if [ "$GOARCH" = "" ]; then
	echo 'fatal: GOARCH is not set' 1>&2
	exit 1
fi
set -x
apk update
apk upgrade
apk add --no-progress gcc git linux-headers musl-dev
# some of the following exports are redundant but are however
# useful because they provide explicit logging
export GOARM=$GOARM
export GOPATH=$GOPATH
export CGO_ENABLED=1
export GOOS=linux
export GOARCH=$GOARCH
go build -o "./CLI/linux/$GOARCH/" -ldflags='-s -w -extldflags "-static"' "$@" ./cmd/ooniprobe
