Function probeChromeSharedLibs

packages/cli/src/browser/linuxDeps.ts:257–288

(chromeBinaryPath: string)

 * "inconclusive" rather than "missing".
 */
export function probeChromeSharedLibs(chromeBinaryPath: string): SharedLibProbeResult {
  if (process.platform !== "linux") {
    return { ok: true, missing: [], probeUnavailable: true };
  }
  if (!existsSync(chromeBinaryPath)) {
    return { ok: true, missing: [], probeUnavailable: true };
  }
  let output: string;
  try {
    // ldd exits non-zero when libs are missing but still prints the resolution
    // table to stdout, so capture stdout even on failure.
    output = execFileSync("ldd", [chromeBinaryPath], {
      encoding: "utf-8",
      timeout: 5000,
    });
  } catch (err) {
    // A timed-out/killed ldd leaves only a partial resolution table, which we
    // must NOT parse as authoritative (would report spurious missing libs).
    // Anything other than a clean non-zero exit with full stdout is
    // inconclusive.
    if (isKilledExecError(err)) {
      return { ok: true, missing: [], probeUnavailable: true };
    }
    const stdout = execErrorStdout(err);
    if (stdout == null) {
      // `ldd` not installed / not executable — we cannot conclude anything.
      return { ok: true, missing: [], probeUnavailable: true };
    }
    output = stdout;
  }
  return parseLddMissingLibs(output);
}

/**
 * Parse `ldd` output into the set of unresolved libraries. Exported so the