1/*
2 * Copyright (c) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#include <cstdio>
17#include <cstdlib>
18#include <iostream>
19#include <string>
20#include <unistd.h>
21#include <vector>
22
23enum EXIT_CODES {
24    EXIT_INVALID_ARGS = EXIT_SUCCESS + 1,
25    EXIT_READ_PACKAGE_ERROR = 2,
26    EXIT_FOUND_SCRIPT_ERROR = 3,
27    EXIT_PARSE_SCRIPT_ERROR = 4,
28    EXIT_EXEC_SCRIPT_ERROR = 5,
29};
30
31int main(int argc, char **argv)
32{
33    constexpr int lessArgIndex = 2;
34    constexpr int withRetry = 3;
35    constexpr int decimal = 10;
36    if (argc < lessArgIndex) {
37        std::cout << "Invalid arguments\n";
38        return EXIT_INVALID_ARGS;
39    }
40
41    bool retry = false;
42    int pipeFd = static_cast<int>(std::strtol(argv[1], nullptr, decimal));
43    if (argc >= withRetry && strcmp(argv[withRetry - 1], "retry") == 0) {
44        retry = true;
45    }
46    FILE *pipeWrite = fdopen(pipeFd, "w");
47    if (pipeWrite == nullptr) {
48        std::cout << "Failed to fdopen\n";
49        return EXIT_INVALID_ARGS;
50    }
51
52    setlinebuf(pipeWrite);
53    fprintf(pipeWrite, "ui_log: This is ui output\n");
54    fprintf(pipeWrite, "write_log: Write logs\n");
55    if (retry) {
56        fprintf(pipeWrite, "retry_update\n");
57    }
58    fprintf(pipeWrite, "show_progress: 1 2\n");
59    fprintf(pipeWrite, "show_progress: 1\n");
60    fprintf(pipeWrite, "nonexist: 1 2\n");
61    fclose(pipeWrite);
62    return 0;
63}
64
65