#!/bin/sh
set -eu

: "${SCCACHE_REDIS_ENDPOINT:?Set the persistent sccache Redis endpoint}"
: "${JOBS:=8}"
case "$JOBS" in ''|*[!0-9]*|0) echo 'JOBS must be a positive integer' >&2; exit 1 ;; esac

sccache --start-server
trap 'sccache --show-stats; sccache --stop-server' EXIT
sccache --zero-stats
# Preserve Jenkins' serial diagnostic retry. Both attempts use the same cache.
make package/rust/host/compile -j"$JOBS" || make package/rust/host/compile -j1 V=sc
rm -rf build_dir/host/rustc-*/rustc-*/build dl/rustc-*.tar.*