1 //===- GenericError.h - system_error extensions for PDB ---------*- 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_PDB_ERROR_H
10 #define LLVM_DEBUGINFO_PDB_ERROR_H
11 
12 #include "llvm/Support/Error.h"
13 
14 namespace llvm {
15 namespace pdb {
16 
17 enum class pdb_error_code {
18   invalid_utf8_path = 1,
19   dia_sdk_not_present,
20   dia_failed_loading,
21   signature_out_of_date,
22   no_matching_pch,
23   unspecified,
24 };
25 } // namespace pdb
26 } // namespace llvm
27 
28 namespace std {
29 template <>
30 struct is_error_code_enum<llvm::pdb::pdb_error_code> : std::true_type {};
31 } // namespace std
32 
33 namespace llvm {
34 namespace pdb {
35 const std::error_category &PDBErrCategory();
36 
37 inline std::error_code make_error_code(pdb_error_code E) {
38   return std::error_code(static_cast<int>(E), PDBErrCategory());
39 }
40 
41 /// Base class for errors originating when parsing raw PDB files
42 class PDBError : public ErrorInfo<PDBError, StringError> {
43 public:
44   using ErrorInfo<PDBError, StringError>::ErrorInfo; // inherit constructors
45   PDBError(const Twine &S) : ErrorInfo(S, pdb_error_code::unspecified) {}
46   static char ID;
47 };
48 } // namespace pdb
49 } // namespace llvm
50 #endif
51