1/**************************************************************************/
2/* godot_linuxbsd.cpp */
3/**************************************************************************/
4/* This file is part of: */
5/* GODOT ENGINE */
6/* https://godotengine.org */
7/**************************************************************************/
8/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
9/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
10/* */
11/* Permission is hereby granted, free of charge, to any person obtaining */
12/* a copy of this software and associated documentation files (the */
13/* "Software"), to deal in the Software without restriction, including */
14/* without limitation the rights to use, copy, modify, merge, publish, */
15/* distribute, sublicense, and/or sell copies of the Software, and to */
16/* permit persons to whom the Software is furnished to do so, subject to */
17/* the following conditions: */
18/* */
19/* The above copyright notice and this permission notice shall be */
20/* included in all copies or substantial portions of the Software. */
21/* */
22/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
23/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
24/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
25/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
26/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
27/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
28/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
29/**************************************************************************/
30
31#include "os_linuxbsd.h"
32
33#include "main/main.h"
34
35#include <limits.h>
36#include <locale.h>
37#include <stdlib.h>
38#include <unistd.h>
39
40#if defined(SANITIZERS_ENABLED)
41#include <sys/resource.h>
42#endif
43
44int main(int argc, char *argv[]) {
45#if defined(SANITIZERS_ENABLED)
46 // Note: Set stack size to be at least 30 MB (vs 8 MB default) to avoid overflow, address sanitizer can increase stack usage up to 3 times.
47 struct rlimit stack_lim = { 0x1E00000, 0x1E00000 };
48 setrlimit(RLIMIT_STACK, &stack_lim);
49#endif
50
51 OS_LinuxBSD os;
52
53 setlocale(LC_CTYPE, "");
54
55 // We must override main when testing is enabled
56 TEST_MAIN_OVERRIDE
57
58 char *cwd = (char *)malloc(PATH_MAX);
59 ERR_FAIL_NULL_V(cwd, ERR_OUT_OF_MEMORY);
60 char *ret = getcwd(cwd, PATH_MAX);
61
62 Error err = Main::setup(argv[0], argc - 1, &argv[1]);
63 if (err != OK) {
64 free(cwd);
65
66 if (err == ERR_HELP) { // Returned by --help and --version, so success.
67 return 0;
68 }
69 return 255;
70 }
71
72 if (Main::start()) {
73 os.set_exit_code(EXIT_SUCCESS);
74 os.run(); // it is actually the OS that decides how to run
75 }
76 Main::cleanup();
77
78 if (ret) { // Previous getcwd was successful
79 if (chdir(cwd) != 0) {
80 ERR_PRINT("Couldn't return to previous working directory.");
81 }
82 }
83 free(cwd);
84
85 return os.get_exit_code();
86}
87