import_parser.cpp revision 81f5d3ebef2c3789737bf718fc2a2cdd7b9e8b33 
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
23namespace android {
24namespace init {
25
26bool ImportParser::ParseSection(std::vector<std::string>&& args, const std::string& filename,
27                                int line, std::string* err) {
28    if (args.size() != 2) {
29        *err = "single argument needed for import\n";
30        return false;
31    }
32
33    std::string conf_file;
34    bool ret = expand_props(args[1], &conf_file);
35    if (!ret) {
36        *err = "error while expanding import";
37        return false;
38    }
39
40    LOG(INFO) << "Added '" << conf_file << "' to import list";
41    if (filename_.empty()) filename_ = filename;
42    imports_.emplace_back(std::move(conf_file), line);
43    return true;
44}
45
46void ImportParser::EndFile() {
47    auto current_imports = std::move(imports_);
48    imports_.clear();
49    for (const auto& [import, line_num] : current_imports) {
50        if (!parser_->ParseConfig(import)) {
51            PLOG(ERROR) << filename_ << ": " << line_num << ": Could not import file '" << import
52                        << "'";
53        }
54    }
55}
56
57}  // namespace init
58}  // namespace android
59