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//===- Error.cpp - system_error extensions for llvm-readobj -----*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This defines a new error_category for the llvm-readobj tool.
//
//===----------------------------------------------------------------------===//
#include "Error.h"
#include "llvm/Support/ErrorHandling.h"
using namespace llvm;
namespace {
class _readobj_error_category : public _do_message {
public:
virtual const char* name() const;
virtual std::string message(int ev) const;
virtual error_condition default_error_condition(int ev) const;
};
} // namespace
const char *_readobj_error_category::name() const {
return "llvm.readobj";
}
std::string _readobj_error_category::message(int ev) const {
switch (ev) {
case readobj_error::success: return "Success";
case readobj_error::file_not_found:
return "No such file.";
case readobj_error::unsupported_file_format:
return "The file was not recognized as a valid object file.";
case readobj_error::unrecognized_file_format:
return "Unrecognized file type.";
case readobj_error::unsupported_obj_file_format:
return "Unsupported object file format.";
case readobj_error::unknown_symbol:
return "Unknown symbol.";
default:
llvm_unreachable("An enumerator of readobj_error does not have a message "
"defined.");
}
}
error_condition _readobj_error_category::default_error_condition(int ev) const {
if (ev == readobj_error::success)
return errc::success;
return errc::invalid_argument;
}
namespace llvm {
const error_category &readobj_category() {
static _readobj_error_category o;
return o;
}
} // namespace llvm
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