blob: e1e4c1e5216ffcb4e74ed7b5c91fec49bd5df14c [file] [log] [blame]
//===- Error.h --------------------------------------------------*- C++ -*-===//
// The LLVM Linker
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
#include "lld/Core/LLVM.h"
#include "llvm/Support/Error.h"
namespace lld {
namespace coff {
extern uint64_t ErrorCount;
extern llvm::raw_ostream *ErrorOS;
void log(const Twine &Msg);
void message(const Twine &Msg);
void warn(const Twine &Msg);
void error(const Twine &Msg);
LLVM_ATTRIBUTE_NORETURN void fatal(const Twine &Msg);
LLVM_ATTRIBUTE_NORETURN void fatal(std::error_code EC, const Twine &Prefix);
LLVM_ATTRIBUTE_NORETURN void fatal(llvm::Error &Err, const Twine &Prefix);
template <class T> T check(ErrorOr<T> V, const Twine &Prefix) {
if (auto EC = V.getError())
fatal(EC, Prefix);
return std::move(*V);
template <class T> T check(Expected<T> E, const Twine &Prefix) {
if (llvm::Error Err = E.takeError())
fatal(Err, Prefix);
return std::move(*E);
template <class T> T check(ErrorOr<T> EO) {
if (!EO)
return std::move(*EO);
template <class T> T check(Expected<T> E) {
if (!E) {
std::string Buf;
llvm::raw_string_ostream OS(Buf);
logAllUnhandledErrors(E.takeError(), OS, "");
return std::move(*E);
} // namespace coff
} // namespace lld