| /* |
| * Copyright 2017 WebAssembly Community Group participants |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "binary-error-handler.h" |
| |
| #include "common.h" |
| |
| namespace wabt { |
| |
| BinaryErrorHandlerFile::BinaryErrorHandlerFile(FILE* file, |
| const std::string& header, |
| PrintHeader print_header) |
| : file_(file), header_(header), print_header_(print_header) {} |
| |
| bool BinaryErrorHandlerFile::OnError(uint32_t offset, |
| const std::string& error) { |
| PrintErrorHeader(); |
| if (offset == WABT_UNKNOWN_OFFSET) |
| fprintf(file_, "error: %s\n", error.c_str()); |
| else |
| fprintf(file_, "error: @0x%08x: %s\n", offset, error.c_str()); |
| fflush(file_); |
| return true; |
| } |
| |
| void BinaryErrorHandlerFile::PrintErrorHeader() { |
| if (header_.empty()) |
| return; |
| |
| switch (print_header_) { |
| case PrintHeader::Never: |
| break; |
| |
| case PrintHeader::Once: |
| print_header_ = PrintHeader::Never; |
| // Fallthrough. |
| |
| case PrintHeader::Always: |
| fprintf(file_, "%s:\n", header_.c_str()); |
| break; |
| } |
| // If there's a header, indent the following message. |
| fprintf(file_, " "); |
| } |
| |
| } // namespace wabt |