d02c1676d7
ErrorAsOutParameter's Error* constructor supports cases where an Error might not be passed in (because in the calling context it's known that this call won't fail). Most clients always have an Error present however, and for them an Error& overload is more convenient.
61 lines
2.0 KiB
C++
61 lines
2.0 KiB
C++
//===- TapiUniversal.cpp --------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines the Text-based Dynamic Library Stub format.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Object/TapiUniversal.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/Object/TapiFile.h"
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#include "llvm/TextAPI/TextAPIReader.h"
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using namespace llvm;
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using namespace MachO;
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using namespace object;
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TapiUniversal::TapiUniversal(MemoryBufferRef Source, Error &Err)
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: Binary(ID_TapiUniversal, Source) {
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Expected<std::unique_ptr<InterfaceFile>> Result = TextAPIReader::get(Source);
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ErrorAsOutParameter ErrAsOuParam(Err);
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if (!Result) {
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Err = Result.takeError();
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return;
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}
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ParsedFile = std::move(Result.get());
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auto FlattenObjectInfo = [this](const auto &File) {
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StringRef Name = File->getInstallName();
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for (const Architecture Arch : File->getArchitectures())
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Libraries.emplace_back(Library({Name, Arch}));
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};
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FlattenObjectInfo(ParsedFile);
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// Get inlined documents from tapi file.
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for (const std::shared_ptr<InterfaceFile> &File : ParsedFile->documents())
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FlattenObjectInfo(File);
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}
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TapiUniversal::~TapiUniversal() = default;
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Expected<std::unique_ptr<TapiFile>>
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TapiUniversal::ObjectForArch::getAsObjectFile() const {
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return std::make_unique<TapiFile>(Parent->getMemoryBufferRef(),
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*Parent->ParsedFile,
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Parent->Libraries[Index].Arch);
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}
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Expected<std::unique_ptr<TapiUniversal>>
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TapiUniversal::create(MemoryBufferRef Source) {
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Error Err = Error::success();
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std::unique_ptr<TapiUniversal> Ret(new TapiUniversal(Source, Err));
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if (Err)
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return std::move(Err);
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return std::move(Ret);
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}
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