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Serenity Operating System
1/*
2 * Copyright (c) 2019-2020, Sergey Bugaev <bugaevc@serenityos.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this
9 * list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation
13 * and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
22 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#include <AK/ByteBuffer.h>
28#include <AK/String.h>
29#include <LibCore/File.h>
30#include <LibMarkdown/MDDocument.h>
31#include <stdio.h>
32#include <string.h>
33
34int main(int argc, char* argv[])
35{
36 if (pledge("stdio rpath", nullptr) < 0) {
37 perror("pledge");
38 return 1;
39 }
40
41 const char* file_name = nullptr;
42 bool html = false;
43
44 for (int i = 1; i < argc; i++)
45 if (strcmp(argv[i], "--html") == 0)
46 html = true;
47 else
48 file_name = argv[i];
49
50 auto file = Core::File::construct();
51 ;
52 bool success;
53 if (file_name == nullptr) {
54 success = file->open(STDIN_FILENO, Core::IODevice::OpenMode::ReadOnly, Core::File::ShouldCloseFileDescription::No);
55 } else {
56 file->set_filename(file_name);
57 success = file->open(Core::IODevice::OpenMode::ReadOnly);
58 }
59 if (!success) {
60 fprintf(stderr, "Error: %s\n", file->error_string());
61 return 1;
62 }
63
64 if (pledge("stdio", nullptr) < 0) {
65 perror("pledge");
66 return 1;
67 }
68
69 auto buffer = file->read_all();
70 dbg() << "Read size " << buffer.size();
71
72 auto input = String::copy(buffer);
73 MDDocument document;
74 success = document.parse(input);
75
76 if (!success) {
77 fprintf(stderr, "Error parsing\n");
78 return 1;
79 }
80
81 String res = html ? document.render_to_html() : document.render_for_terminal();
82 printf("%s", res.characters());
83}