nimbus-eth2/scripts/compile_nim_program.sh

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#!/usr/bin/env bash
# Copyright (c) 2020-2023 Status Research & Development GmbH. Licensed under
# either of:
# - Apache License, version 2.0
# - MIT license
# at your option. This file may not be copied, modified, or distributed except
# according to those terms.
set -e
cd "$(dirname "${BASH_SOURCE[0]}")"/..
BINARY="$1"
SOURCE="$2"
# the rest are NIM_PARAMS
shift 2
NIMC="${NIMC:-nim}"
# verbosity level
[[ -z "$V" ]] && V=0
# Nim version (formatted as "{MAJOR}{MINOR}").
# This weird "sed" invocation is because of macOS.
NIM_VERSION=$("$NIMC" --version | head -n1 | sed -E 's/^.* ([0-9])\.([0-9]+).*$/\1\2/')
# According to old Nim compiler versions, the project name comes from the main
# source file, not the output binary.
if [[ "${NIM_VERSION}" -ge "16" ]]; then
PROJECT_NAME="$(basename ${BINARY%.nim})"
else
PROJECT_NAME="$(basename ${SOURCE%.nim})"
fi
# The default nimcache dir is "nimcache/release/${PROJECT_NAME}" which doesn't
# allow building different binaries from the same main source file, in
# parallel.
# We can't use '--nimcache:...' here, because the same path is being used by
# LTO on macOS, in "config.nims"
# We have to use the `-f` flag here because running nim compile with
# different -d defines (as we do when for mainnet/minimal in CI) does
# not lead to a rebuild of changed deps - nim uses the cached
# version. The specific instance here is `-d:FIELD_ELEMENTS_PER_BLOB`
# that is used in the nim-kzg library and its dependency.
# TODO find a way not to have to -f here.
"$NIMC" c -f --compileOnly -o:build/${BINARY} "$@" -d:nimCachePathOverride=nimcache/release/${BINARY} "${SOURCE}"
build/generate_makefile "nimcache/release/${BINARY}/${PROJECT_NAME}.json" "nimcache/release/${BINARY}/${BINARY}.makefile"
# Don't swallow stderr, in case it's important.
[[ "$V" == "0" ]] && exec >/dev/null
"${MAKE}" -f "nimcache/release/${BINARY}/${BINARY}.makefile" --no-print-directory build
if uname | grep -qi darwin || [[ -n "${FORCE_DSYMUTIL}" ]]; then
[[ -z "${DSYMUTIL}" ]] && DSYMUTIL="dsymutil"
# Scary warnings in large volume: https://github.com/status-im/nimbus-eth2/issues/3076
"${DSYMUTIL}" build/${BINARY} 2>&1 \
| grep -v "failed to insert symbol" \
| grep -v "could not find object file symbol for symbol" \
|| true
fi