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      1 /*
      2  * Copyright (C) 2015 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #include "import_parser.h"
     18 
     19 #include <android-base/logging.h>
     20 
     21 #include "util.h"
     22 
     23 namespace android {
     24 namespace init {
     25 
     26 Result<Success> ImportParser::ParseSection(std::vector<std::string>&& args,
     27                                            const std::string& filename, int line) {
     28     if (args.size() != 2) {
     29         return Error() << "single argument needed for import\n";
     30     }
     31 
     32     std::string conf_file;
     33     bool ret = expand_props(args[1], &conf_file);
     34     if (!ret) {
     35         return Error() << "error while expanding import";
     36     }
     37 
     38     LOG(INFO) << "Added '" << conf_file << "' to import list";
     39     if (filename_.empty()) filename_ = filename;
     40     imports_.emplace_back(std::move(conf_file), line);
     41     return Success();
     42 }
     43 
     44 void ImportParser::EndFile() {
     45     auto current_imports = std::move(imports_);
     46     imports_.clear();
     47     for (const auto& [import, line_num] : current_imports) {
     48         if (!parser_->ParseConfig(import)) {
     49             PLOG(ERROR) << filename_ << ": " << line_num << ": Could not import file '" << import
     50                         << "'";
     51         }
     52     }
     53 }
     54 
     55 }  // namespace init
     56 }  // namespace android
     57