llvm-project/lld/COFF/Error.h

55 lines
1.3 KiB
C++

//===- Error.h ------------------------------------------------------------===//
//
// The LLVM Linker
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLD_COFF_ERROR_H
#define LLD_COFF_ERROR_H
#include <string>
#include <system_error>
#include "llvm/Support/ErrorHandling.h"
namespace lld {
namespace coff {
enum class LLDError {
InvalidOption = 1,
InvalidFile,
BrokenFile,
DuplicateSymbols,
};
class LLDErrorCategory : public std::error_category {
public:
const char *name() const LLVM_NOEXCEPT override { return "lld"; }
std::string message(int EV) const override {
switch (static_cast<LLDError>(EV)) {
case LLDError::InvalidOption:
return "Invalid option";
case LLDError::InvalidFile:
return "Invalid file";
case LLDError::BrokenFile:
return "Broken file";
case LLDError::DuplicateSymbols:
return "Duplicate symbols";
}
llvm_unreachable("unknown error");
}
};
inline std::error_code make_error_code(LLDError Err) {
static LLDErrorCategory C;
return std::error_code(static_cast<int>(Err), C);
}
} // namespace coff
} // namespace lld
#endif