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9ee34311f3
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210733 91177308-0d34-0410-b5e6-96231b3b80d8
64 lines
2.0 KiB
C++
64 lines
2.0 KiB
C++
//===- Error.cpp - system_error extensions for llvm-readobj -----*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This defines a new error_category for the llvm-readobj tool.
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//
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//===----------------------------------------------------------------------===//
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#include "Error.h"
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#include "llvm/Support/ErrorHandling.h"
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using namespace llvm;
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namespace {
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class _readobj_error_category : public std::error_category {
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public:
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const char* name() const LLVM_NOEXCEPT override;
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std::string message(int ev) const override;
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std::error_condition
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default_error_condition(int ev) const LLVM_NOEXCEPT override;
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};
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} // namespace
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const char *_readobj_error_category::name() const {
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return "llvm.readobj";
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}
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std::string _readobj_error_category::message(int EV) const {
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switch (static_cast<readobj_error>(EV)) {
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case readobj_error::success: return "Success";
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case readobj_error::file_not_found:
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return "No such file.";
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case readobj_error::unsupported_file_format:
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return "The file was not recognized as a valid object file.";
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case readobj_error::unrecognized_file_format:
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return "Unrecognized file type.";
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case readobj_error::unsupported_obj_file_format:
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return "Unsupported object file format.";
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case readobj_error::unknown_symbol:
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return "Unknown symbol.";
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}
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llvm_unreachable("An enumerator of readobj_error does not have a message "
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"defined.");
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}
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std::error_condition
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_readobj_error_category::default_error_condition(int EV) const {
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if (static_cast<readobj_error>(EV) == readobj_error::success)
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return std::error_condition();
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return std::errc::invalid_argument;
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}
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namespace llvm {
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const std::error_category &readobj_category() {
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static _readobj_error_category o;
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return o;
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}
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} // namespace llvm
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