llvm-project/llvm/tools/llvm-objcopy/llvm-objcopy.h

43 lines
1.2 KiB
C++

//===- llvm-objcopy.h -------------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_TOOLS_OBJCOPY_OBJCOPY_H
#define LLVM_TOOLS_OBJCOPY_OBJCOPY_H
#include "llvm/ADT/Twine.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/Error.h"
#include "llvm/Support/raw_ostream.h"
#include <string>
namespace llvm {
namespace objcopy {
LLVM_ATTRIBUTE_NORETURN extern void error(Twine Message);
LLVM_ATTRIBUTE_NORETURN extern void reportError(StringRef File, Error E);
LLVM_ATTRIBUTE_NORETURN extern void reportError(StringRef File,
std::error_code EC);
// This is taken from llvm-readobj.
// [see here](llvm/tools/llvm-readobj/llvm-readobj.h:38)
template <class T> T unwrapOrError(Expected<T> EO) {
if (EO)
return *EO;
std::string Buf;
raw_string_ostream OS(Buf);
logAllUnhandledErrors(EO.takeError(), OS);
OS.flush();
error(Buf);
}
} // end namespace objcopy
} // end namespace llvm
#endif // LLVM_TOOLS_OBJCOPY_OBJCOPY_H