1//===- llvm/DebugInfod/BuildIDFetcher.cpp - Build ID fetcher --------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8///
9/// \file
10/// This file defines a DIFetcher implementation for obtaining debug info
11/// from debuginfod.
12///
13//===----------------------------------------------------------------------===//
14
15#include "llvm/Debuginfod/BuildIDFetcher.h"
16
17#include "llvm/Debuginfod/Debuginfod.h"
18#include "llvm/Support/Error.h"
19
20using namespace llvm;
21
22Expected<std::string>
23DebuginfodFetcher::fetch(ArrayRef<uint8_t> BuildID) const {
24 Expected<std::string> Path = BuildIDFetcher::fetch(BuildID);
25 if (Path)
26 return Path;
27 // Not available locally, so try and download it now.
28 assert(errorToErrorCode(Path.takeError()) ==
29 std::errc::no_such_file_or_directory &&
30 "BuildIDFetcher::fetch() failed in an unexpected way");
31 consumeError(Err: Path.takeError());
32 return getCachedOrDownloadDebuginfo(ID: BuildID);
33}
34