/
SDL_windows_main.c
109 lines (88 loc) · 2.35 KB
/
SDL_windows_main.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
/*
SDL_windows_main.c, placed in the public domain by Sam Lantinga 4/13/98
The WinMain function -- calls your program's main() function
*/
#include "SDL_config.h"
#ifdef __WIN32__
/* Include this so we define UNICODE properly */
#include "../../core/windows/SDL_windows.h"
#include <shellapi.h> /* CommandLineToArgvW() */
/* Include the SDL main definition header */
#include "SDL.h"
#include "SDL_main.h"
#ifdef main
# undef main
#endif /* main */
#define WIN_WStringToUTF8(S) SDL_iconv_string("UTF-8", "UTF-16LE", (char *)(S), (SDL_wcslen(S)+1)*sizeof(WCHAR))
/* Pop up an out of memory message, returns to Windows */
static BOOL
OutOfMemory(void)
{
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Fatal Error", "Out of memory - aborting", NULL);
return FALSE;
}
#if defined(_MSC_VER)
/* The VC++ compiler needs main/wmain defined */
# define console_ansi_main main
# if UNICODE
# define console_wmain wmain
# endif
#endif
/* Gets the arguments with GetCommandLine, converts them to argc and argv
and calls SDL_main */
static int
main_getcmdline(void)
{
LPWSTR *argvw;
char **argv;
int i, argc;
int result;
argvw = CommandLineToArgvW(GetCommandLineW(), &argc);
if (argvw == NULL) {
return OutOfMemory();
}
/* Parse it into argv and argc */
argv = (char **)SDL_calloc(argc + 1, sizeof(*argv));
if (!argv) {
return OutOfMemory();
}
for (i = 0; i < argc; ++i) {
argv[i] = WIN_WStringToUTF8(argvw[i]);
if (!argv[i]) {
return OutOfMemory();
}
}
argv[i] = NULL;
LocalFree(argvw);
SDL_SetMainReady();
/* Run the application main() code */
result = SDL_main(argc, argv);
/* Free argv, to avoid memory leak */
for (i = 0; i < argc; ++i) {
SDL_free(argv[i]);
}
SDL_free(argv);
return result;
}
/* This is where execution begins [console apps, ansi] */
int
console_ansi_main(int argc, char *argv[])
{
return main_getcmdline();
}
#if UNICODE
/* This is where execution begins [console apps, unicode] */
int
console_wmain(int argc, wchar_t *wargv[], wchar_t *wenvp)
{
return main_getcmdline();
}
#endif
/* This is where execution begins [windowed apps] */
int WINAPI
WinMain(HINSTANCE hInst, HINSTANCE hPrev, LPSTR szCmdLine, int sw)
{
return main_getcmdline();
}
#endif /* __WIN32__ */
/* vi: set ts=4 sw=4 expandtab: */