OpenTTD Source: src/os/windows/win32_main.cpp Source File

OpenTTD Source 15.0-beta1

win32_main.cpp
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1/*
2 * This file is part of OpenTTD.
3 * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
4 * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
5 * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
6 */
7
10#include "../../stdafx.h"
11#include <windows.h>
12#include <mmsystem.h>
13#include "../../openttd.h"
14#include "../../core/random_func.hpp"
15#include "../../string_func.h"
16#include "../../crashlog.h"
17#include "../../debug.h"
18
19#include "../../safeguards.h"
20
21static auto ParseCommandLine(char *line)
22{
23 std::vector<char *> arguments;
24 for (;;) {
25 /* skip whitespace */
26 while (*line == ' ' || *line == '\t') line++;
27
28 /* end? */
29 if (*line == '\0') break;
30
31 /* special handling when quoted */
32 if (*line == '"') {
33 arguments.push_back(++line);
34 while (*line != '"') {
35 if (*line == '\0') return arguments;
36 line++;
37 }
38 } else {
39 arguments.push_back(line);
40 while (*line != ' ' && *line != '\t') {
41 if (*line == '\0') return arguments;
42 line++;
43 }
44 }
45 *line++ = '\0';
46 };
47
48 return arguments;
49}
50
51void CreateConsole();
52
53int APIENTRY WinMain(HINSTANCE, HINSTANCE, LPSTR, int)
54{
55 /* Set system timer resolution to 1ms. */
56 timeBeginPeriod(1);
57
58 CrashLog::InitialiseCrashLog();
59
60 /* Convert the command line to UTF-8. */
61 std::string cmdline = FS2OTTD(GetCommandLine());
62
63 /* Set the console codepage to UTF-8. */
64 SetConsoleOutputCP(CP_UTF8);
65
66#if defined(_DEBUG)
67 CreateConsole();
68#endif
69
70 _set_error_mode(_OUT_TO_MSGBOX); // force assertion output to messagebox
71
72 /* setup random seed to something quite random */
73 SetRandomSeed(GetTickCount());
74
75 auto arguments = ParseCommandLine(cmdline.data());
76
77 /* Make sure our arguments contain only valid UTF-8 characters. */
78 for (auto argument : arguments) StrMakeValidInPlace(argument);
79
80 int ret = openttd_main(arguments);
81
82 /* Restore system timer resolution. */
83 timeEndPeriod(1);
84
85 return ret;
86}
CrashLog::InitialiseCrashLog
static void InitialiseCrashLog()
Initialiser for crash logs; do the appropriate things so crashes are handled by our crash handler ins...
Definition crashlog_osx.cpp:233
openttd_main
int openttd_main(std::span< char *const > arguments)
Main entry point for this lovely game.
Definition openttd.cpp:504
SetRandomSeed
void SetRandomSeed(uint32_t seed)
(Re)set the state of the random number generators.
Definition random_func.cpp:66
StrMakeValidInPlace
void StrMakeValidInPlace(char *str, const char *last, StringValidationSettings settings)
Scans the string for invalid characters and replaces then with a question mark '?' (if not ignored).
Definition string.cpp:178
FS2OTTD
std::string FS2OTTD(const std::wstring &name)
Convert to OpenTTD's encoding from a wide string.
Definition win32.cpp:337