| 1 | //===- CodeViewError.cpp - Error extensions for CodeView --------*- 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 | #include "llvm/DebugInfo/CodeView/CodeViewError.h" |
| 10 | #include "llvm/Support/ErrorHandling.h" |
| 11 | #include <string> |
| 12 | |
| 13 | using namespace llvm; |
| 14 | using namespace llvm::codeview; |
| 15 | |
| 16 | namespace { |
| 17 | // FIXME: This class is only here to support the transition to llvm::Error. It |
| 18 | // will be removed once this transition is complete. Clients should prefer to |
| 19 | // deal with the Error value directly, rather than converting to error_code. |
| 20 | class CodeViewErrorCategory : public std::error_category { |
| 21 | public: |
| 22 | const char *name() const noexcept override { return "llvm.codeview"; } |
| 23 | std::string message(int Condition) const override { |
| 24 | switch (static_cast<cv_error_code>(Condition)) { |
| 25 | case cv_error_code::unspecified: |
| 26 | return "An unknown CodeView error has occurred."; |
| 27 | case cv_error_code::insufficient_buffer: |
| 28 | return "The buffer is not large enough to read the requested number of " |
| 29 | "bytes."; |
| 30 | case cv_error_code::corrupt_record: |
| 31 | return "The CodeView record is corrupted."; |
| 32 | case cv_error_code::no_records: |
| 33 | return "There are no records."; |
| 34 | case cv_error_code::operation_unsupported: |
| 35 | return "The requested operation is not supported."; |
| 36 | case cv_error_code::unknown_member_record: |
| 37 | return "The member record is of an unknown type."; |
| 38 | } |
| 39 | llvm_unreachable("Unrecognized cv_error_code"); |
| 40 | } |
| 41 | }; |
| 42 | } // namespace |
| 43 | |
| 44 | const std::error_category &llvm::codeview::CVErrorCategory() { |
| 45 | static CodeViewErrorCategory CodeViewErrCategory; |
| 46 | return CodeViewErrCategory; |
| 47 | } |
| 48 | |
| 49 | char CodeViewError::ID; |
| 50 |