You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
66 lines
1.6 KiB
66 lines
1.6 KiB
/*
|
|
* Copyright (C) 2016 The Android Open Source Project
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#ifndef OTAPREOPT_FILE_PARSING_H_
|
|
#define OTAPREOPT_FILE_PARSING_H_
|
|
|
|
#include <fstream>
|
|
#include <functional>
|
|
#include <string_view>
|
|
#include "android-base/unique_fd.h"
|
|
|
|
namespace android {
|
|
namespace installd {
|
|
|
|
template<typename Func>
|
|
bool ParseFile(std::istream& input_stream, Func parse) {
|
|
while (!input_stream.eof()) {
|
|
// Read the next line.
|
|
std::string line;
|
|
getline(input_stream, line);
|
|
|
|
// Is the line empty? Simplifies the next check.
|
|
if (line.empty()) {
|
|
continue;
|
|
}
|
|
|
|
// Is this a comment (starts with pound)?
|
|
if (line[0] == '#') {
|
|
continue;
|
|
}
|
|
|
|
if (!parse(line)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
template<typename Func>
|
|
bool ParseFile(std::string_view str_file, Func parse) {
|
|
std::ifstream ifs(str_file);
|
|
if (!ifs.is_open()) {
|
|
return false;
|
|
}
|
|
return ParseFile(ifs, parse);
|
|
}
|
|
|
|
} // namespace installd
|
|
} // namespace android
|
|
|
|
#endif // OTAPREOPT_FILE_PARSING_H_
|