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comparison tools/llvm-objcopy/llvm-objcopy.h @ 171:66f3bfe93da9

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git version 2c4ca6832fa6b306ee6a7010bfb80a3f2596f824
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 11:07:02 +0900
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150:1d019706d866 171:66f3bfe93da9
1 //===- llvm-objcopy.h -------------------------------------------*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8
9 #ifndef LLVM_TOOLS_OBJCOPY_OBJCOPY_H
10 #define LLVM_TOOLS_OBJCOPY_OBJCOPY_H
11
12 #include "llvm/ADT/Twine.h"
13 #include "llvm/Support/Compiler.h"
14 #include "llvm/Support/Error.h"
15 #include "llvm/Support/raw_ostream.h"
16 #include <string>
17
18 namespace llvm {
19 namespace objcopy {
20
21 LLVM_ATTRIBUTE_NORETURN extern void error(Twine Message);
22 LLVM_ATTRIBUTE_NORETURN extern void error(Error E);
23 LLVM_ATTRIBUTE_NORETURN extern void reportError(StringRef File, Error E);
24 LLVM_ATTRIBUTE_NORETURN extern void reportError(StringRef File,
25 std::error_code EC);
26
27 // This is taken from llvm-readobj.
28 // [see here](llvm/tools/llvm-readobj/llvm-readobj.h:38)
29 template <class T> T unwrapOrError(Expected<T> EO) {
30 if (EO)
31 return *EO;
32 std::string Buf;
33 raw_string_ostream OS(Buf);
34 logAllUnhandledErrors(EO.takeError(), OS);
35 OS.flush();
36 error(Buf);
37 }
38
39 } // end namespace objcopy
40 } // end namespace llvm
41
42 #endif // LLVM_TOOLS_OBJCOPY_OBJCOPY_H