llvm/lib/Debuginfod/BuildIDFetcher.cpp

   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
  19 using namespace llvm;
  20
  21 std::optional<std::string>
  22 DebuginfodFetcher::fetch(ArrayRef<uint8_t> BuildID) const {
  23   if (std::optional<std::string> Path = BuildIDFetcher::fetch(BuildID))
  24     return std::move(*Path);
  25
  26   Expected<std::string> PathOrErr = getCachedOrDownloadDebuginfo(BuildID);
  27   if (PathOrErr)
  28     return *PathOrErr;
  29   consumeError(PathOrErr.takeError());
  30   return std::nullopt;
  31 }