zenilib: zenilib/jni/external/sdl/src/filesystem/windows/SDL_sysfilesystem.c Source File

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SDL_sysfilesystem.c
Go to the documentation of this file.
1 /*
2 Simple DirectMedia Layer
3 Copyright (C) 1997-2013 Sam Lantinga <slouken@libsdl.org>
4
5 This software is provided 'as-is', without any express or implied
6 warranty. In no event will the authors be held liable for any damages
7 arising from the use of this software.
8
9 Permission is granted to anyone to use this software for any purpose,
10 including commercial applications, and to alter it and redistribute it
11 freely, subject to the following restrictions:
12
13 1. The origin of this software must not be misrepresented; you must not
14 claim that you wrote the original software. If you use this software
15 in a product, an acknowledgment in the product documentation would be
16 appreciated but is not required.
17 2. Altered source versions must be plainly marked as such, and must not be
18 misrepresented as being the original software.
19 3. This notice may not be removed or altered from any source distribution.
20 */
21 #include "SDL_config.h"
22
23 #ifdef SDL_FILESYSTEM_WINDOWS
24
25 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
26 /* System dependent filesystem routines */
27
28 #include "../../core/windows/SDL_windows.h"
29 #include <shlobj.h>
30
31 #include "SDL_assert.h"
32 #include "SDL_error.h"
33 #include "SDL_stdinc.h"
34 #include "SDL_filesystem.h"
35
36 char *
37 SDL_GetBasePath(void)
38 {
39 TCHAR path[MAX_PATH];
40 const DWORD len = GetModuleFileName(NULL, path, SDL_arraysize(path));
41 size_t i;
42
43 SDL_assert(len < SDL_arraysize(path));
44
45 if (len == 0) {
46 WIN_SetError("Couldn't locate our .exe");
47 return NULL;
48 }
49
50 for (i = len-1; i > 0; i--) {
51 if (path[i] == '\\') {
52 break;
53 }
54 }
55
56 SDL_assert(i > 0); /* Should have been an absolute path. */
57 path[i+1] = '\0'; /* chop off filename. */
58 return WIN_StringToUTF8(path);
59 }
60
61 char *
62 SDL_GetPrefPath(const char *org, const char *app)
63 {
64 /*
65 * Vista and later has a new API for this, but SHGetFolderPath works there,
66 * and apparently just wraps the new API. This is the new way to do it:
67 *
68 * SHGetKnownFolderPath(FOLDERID_RoamingAppData, KF_FLAG_CREATE,
69 * NULL, &wszPath);
70 */
71
72 TCHAR path[MAX_PATH];
73 char *utf8 = NULL;
74 char *retval = NULL;
75
76 if (!SUCCEEDED(SHGetFolderPath(NULL, CSIDL_APPDATA | CSIDL_FLAG_CREATE, NULL, 0, path))) {
77 WIN_SetError("Couldn't locate our prefpath");
78 return NULL;
79 }
80
81 utf8 = WIN_StringToUTF8(path);
82 if (utf8) {
83 const size_t len = SDL_strlen(utf8) + SDL_strlen(org) + SDL_strlen(app) + 4;
84 retval = (char *) SDL_malloc(len);
85 if (!retval) {
86 SDL_free(utf8);
87 SDL_OutOfMemory();
88 return NULL;
89 }
90 SDL_snprintf(retval, len, "%s\\%s\\%s\\", utf8, org, app);
91 SDL_free(utf8);
92 }
93
94 return retval;
95 }
96
97 #endif /* SDL_FILESYSTEM_WINDOWS */
98
99 /* vi: set ts=4 sw=4 expandtab: */
NULL
#define NULL
Definition: ftobjs.h:61
SDL_snprintf
DECLSPEC int SDLCALL SDL_snprintf(char *text, size_t maxlen, const char *fmt,...)
Definition: SDL_string.c:1277
SDL_free
DECLSPEC void SDLCALL SDL_free(void *mem)
SDL_GetPrefPath
DECLSPEC char *SDLCALL SDL_GetPrefPath(const char *org, const char *app)
Get the user-and-app-specific path where files can be written.
len
GLenum GLsizei len
Definition: glew.h:7035
path
GLsizei const GLchar *const * path
Definition: glew.h:5828
SDL_config.h
WIN_StringToUTF8
#define WIN_StringToUTF8(S)
Definition: SDL_windows.h:41
SDL_malloc
DECLSPEC void *SDLCALL SDL_malloc(size_t size)
SDL_assert
#define SDL_assert(condition)
Definition: SDL_assert.h:159
SDL_strlen
DECLSPEC size_t SDLCALL SDL_strlen(const char *str)
Definition: SDL_string.c:389
SDL_OutOfMemory
#define SDL_OutOfMemory()
Definition: SDL_error.h:52
SDL_arraysize
#define SDL_arraysize(array)
Definition: SDL_stdinc.h:83
WIN_SetError
int WIN_SetError(const char *prefix)
DWORD
typedef DWORD(WINAPI *XInputGetState_t)(DWORD dwUserIndex
SDL_filesystem.h
Include file for filesystem SDL API functions.
i
int i
Definition: pngrutil.c:1377
SDL_GetBasePath
DECLSPEC char *SDLCALL SDL_GetBasePath(void)
Get the path where the application resides.
SDL_error.h
SDL_assert.h