74 lines · cpp
1//===----------------------------------------------------------------------===//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-exception6//7//===----------------------------------------------------------------------===//8///9/// \file10/// This file implements the errors for output virtualization.11///12//===----------------------------------------------------------------------===//13 14#include "llvm/Support/VirtualOutputError.h"15 16using namespace llvm;17using namespace llvm::vfs;18 19void OutputError::anchor() {}20void OutputConfigError::anchor() {}21void TempFileOutputError::anchor() {}22 23char OutputError::ID = 0;24char OutputConfigError::ID = 0;25char TempFileOutputError::ID = 0;26 27void OutputError::log(raw_ostream &OS) const {28 OS << getOutputPath() << ": ";29 ECError::log(OS);30}31 32void OutputConfigError::log(raw_ostream &OS) const {33 OutputError::log(OS);34 OS << ": " << Config;35}36 37void TempFileOutputError::log(raw_ostream &OS) const {38 OS << getTempPath() << " => ";39 OutputError::log(OS);40}41 42namespace {43class OutputErrorCategory : public std::error_category {44public:45 const char *name() const noexcept override;46 std::string message(int EV) const override;47};48} // end namespace49 50const std::error_category &vfs::output_category() {51 static OutputErrorCategory ErrorCategory;52 return ErrorCategory;53}54 55const char *OutputErrorCategory::name() const noexcept {56 return "llvm.vfs.output";57}58 59std::string OutputErrorCategory::message(int EV) const {60 OutputErrorCode E = static_cast<OutputErrorCode>(EV);61 switch (E) {62 case OutputErrorCode::invalid_config:63 return "invalid config";64 case OutputErrorCode::not_closed:65 return "output not closed";66 case OutputErrorCode::already_closed:67 return "output already closed";68 case OutputErrorCode::has_open_proxy:69 return "output has open proxy";70 }71 llvm_unreachable(72 "An enumerator of OutputErrorCode does not have a message defined.");73}74