dev/release_artifacts/build.sh

#!/usr/bin/env bash
# Builds //dev/release_artifacts:artifacts_for_release for the platform with
# the Rust target triple TRIPLE; see dev/platforms. The target applies the
# release settings for the platform's OS and libc; see release_files.bzl. In
# GitHub Actions, the paths of the built files, relative to the workspace root,
# are set as the step's `files` output, one per line.
#
# Usage: dev/release_artifacts/build.sh EMBED_LABEL TRIPLE
set -euo pipefail

embed_label="$1"
triple="$2"

# The paths below are relative to the workspace root.
cd "$(dirname "$0")/../.."

# Fail for a triple without a platform: it's the caller's mistake, unlike a
# failed build, which only warns.
if ! grep -qF "name = \"$triple\"," dev/platforms/BUILD.bazel; then
  echo "::error::dev/platforms has no $triple platform"
  exit 1
fi

# Keep Git Bash on Windows from rewriting `//foo` labels into paths.
export MSYS_NO_PATHCONV=1 MSYS2_ARG_CONV_EXCL="*"

if ! bazel build --verbose_failures --compilation_mode=opt --stamp \
    --embed_label="$embed_label" --platforms="//dev/platforms:$triple" \
    //dev/release_artifacts:artifacts_for_release; then
  # Releases don't use the files yet, so don't fail the release over them.
  echo "::warning::Building the release artifacts failed. Releases don't use them yet."
  exit 0
fi

# The target lists the paths of its files in a manifest; see release_files.bzl.
if [[ -n "${GITHUB_OUTPUT:-}" ]]; then
  {
    echo "files<<EOF"
    cat bazel-bin/dev/release_artifacts/artifacts_for_release.txt
    echo "EOF"
  } >> "$GITHUB_OUTPUT"
fi