/Users/buildslave/jenkins/workspace/coverage/llvm-project/clang/lib/Driver/DarwinSDKInfo.cpp
Line | Count | Source (jump to first uncovered line) |
1 | | //===--- DarwinSDKInfo.cpp - SDK Information parser for darwin - ----------===// |
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 | | #include "clang/Driver/DarwinSDKInfo.h" |
10 | | #include "llvm/Support/ErrorOr.h" |
11 | | #include "llvm/Support/JSON.h" |
12 | | #include "llvm/Support/MemoryBuffer.h" |
13 | | #include "llvm/Support/Path.h" |
14 | | |
15 | | using namespace clang::driver; |
16 | | using namespace clang; |
17 | | |
18 | | Expected<Optional<DarwinSDKInfo>> |
19 | 12.0k | driver::parseDarwinSDKInfo(llvm::vfs::FileSystem &VFS, StringRef SDKRootPath) { |
20 | 12.0k | llvm::SmallString<256> Filepath = SDKRootPath; |
21 | 12.0k | llvm::sys::path::append(Filepath, "SDKSettings.json"); |
22 | 12.0k | llvm::ErrorOr<std::unique_ptr<llvm::MemoryBuffer>> File = |
23 | 12.0k | VFS.getBufferForFile(Filepath); |
24 | 12.0k | if (!File) { |
25 | | // If the file couldn't be read, assume it just doesn't exist. |
26 | 94 | return None; |
27 | 94 | } |
28 | 11.9k | Expected<llvm::json::Value> Result = |
29 | 11.9k | llvm::json::parse(File.get()->getBuffer()); |
30 | 11.9k | if (!Result) |
31 | 1 | return Result.takeError(); |
32 | | |
33 | 11.9k | if (const auto *11.9k Obj11.9k = Result->getAsObject()) { |
34 | 11.9k | auto VersionString = Obj->getString("Version"); |
35 | 11.9k | if (VersionString) { |
36 | 11.9k | VersionTuple Version; |
37 | 11.9k | if (!Version.tryParse(*VersionString)) |
38 | 11.9k | return DarwinSDKInfo(Version); |
39 | 0 | } |
40 | 11.9k | } |
41 | 0 | return llvm::make_error<llvm::StringError>("invalid SDKSettings.json", |
42 | 0 | llvm::inconvertibleErrorCode()); |
43 | 0 | } |