include/llvm/DebugInfo/MSF/MSFError.h

   1 //===- MSFError.h - Error extensions for MSF Files --------------*- 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_DEBUGINFO_MSF_MSFERROR_H
  10 #define LLVM_DEBUGINFO_MSF_MSFERROR_H
  11
  12 #include "llvm/Support/Error.h"
  13
  14 #include <string>
  15
  16 namespace llvm {
  17 namespace msf {
  18 enum class msf_error_code {
  19   unspecified = 1,
  20   insufficient_buffer,
  21   not_writable,
  22   no_stream,
  23   invalid_format,
  24   block_in_use
  25 };
  26 } // namespace msf
  27 } // namespace llvm
  28
  29 namespace std {
  30 template <>
  31 struct is_error_code_enum<llvm::msf::msf_error_code> : std::true_type {};
  32 } // namespace std
  33
  34 namespace llvm {
  35 namespace msf {
  36 const std::error_category &MSFErrCategory();
  37
  38 inline std::error_code make_error_code(msf_error_code E) {
  39   return std::error_code(static_cast<int>(E), MSFErrCategory());
  40 }
  41
  42 /// Base class for errors originating when parsing raw PDB files
  43 class MSFError : public ErrorInfo<MSFError, StringError> {
  44 public:
  45   using ErrorInfo<MSFError, StringError>::ErrorInfo; // inherit constructors
  46   MSFError(const Twine &S) : ErrorInfo(S, msf_error_code::unspecified) {}
  47   static char ID;
  48 };
  49 } // namespace msf
  50 } // namespace llvm
  51
  52 #endif // LLVM_DEBUGINFO_MSF_MSFERROR_H