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comparison src/loadso/windows/SDL_sysloadso.c @ 5131:2c500f37abcf

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merged: might need to check main.c in the iOS template to make sure no changes were abandoned.
author Eric Wing <ewing . public |-at-| gmail . com>
date Tue, 01 Feb 2011 00:37:02 -0800
parents 327f181542f1
children b530ef003506
comparison
equal deleted inserted replaced
5078:067973aec4d8 5131:2c500f37abcf
24 #ifdef SDL_LOADSO_WINDOWS 24 #ifdef SDL_LOADSO_WINDOWS
25 25
26 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ 26 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
27 /* System dependent library loading routines */ 27 /* System dependent library loading routines */
28 28
29 #define WIN32_LEAN_AND_MEAN 29 #include "../../core/windows/SDL_windows.h"
30 #include <windows.h>
31 30
32 #include "SDL_loadso.h" 31 #include "SDL_loadso.h"
33 32
34 void * 33 void *
35 SDL_LoadObject(const char *sofile) 34 SDL_LoadObject(const char *sofile)
36 { 35 {
37 void *handle = NULL; 36 LPTSTR tstr = WIN_UTF8ToString(sofile);
38 const char *loaderror = "Unknown error"; 37 void *handle = (void *) LoadLibrary(tstr);
39 38 SDL_free(tstr);
40 #if defined(_WIN32_WCE)
41 char errbuf[512];
42
43 wchar_t *errbuf_t = SDL_malloc(512 * sizeof(wchar_t));
44 wchar_t *sofile_t = SDL_malloc((MAX_PATH + 1) * sizeof(wchar_t));
45
46 MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, sofile, -1, sofile_t,
47 MAX_PATH);
48 handle = (void *) LoadLibrary(sofile_t);
49 39
50 /* Generate an error message if all loads failed */ 40 /* Generate an error message if all loads failed */
51 if (handle == NULL) { 41 if (handle == NULL) {
52 FormatMessage((FORMAT_MESSAGE_IGNORE_INSERTS | 42 char errbuf[512];
53 FORMAT_MESSAGE_FROM_SYSTEM), 43 SDL_strlcpy(errbuf, "Failed loading ", SDL_arraysize(errbuf));
54 NULL, GetLastError(), 44 SDL_strlcat(errbuf, sofile, SDL_arraysize(errbuf));
55 MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), 45 WIN_SetError(errbuf);
56 errbuf_t, SDL_arraysize(errbuf), NULL);
57 WideCharToMultiByte(CP_ACP, 0, errbuf_t, -1, errbuf, 511, NULL, NULL);
58 loaderror = errbuf;
59 } 46 }
60 47 return handle;
61 SDL_free(sofile_t);
62 SDL_free(errbuf_t);
63
64 #else /*if defined(__WINDOWS__) */
65 char errbuf[512];
66
67 handle = (void *) LoadLibrary(sofile);
68
69 /* Generate an error message if all loads failed */
70 if (handle == NULL) {
71 FormatMessage((FORMAT_MESSAGE_IGNORE_INSERTS |
72 FORMAT_MESSAGE_FROM_SYSTEM),
73 NULL, GetLastError(),
74 MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
75 errbuf, SDL_arraysize(errbuf), NULL);
76 loaderror = errbuf;
77 }
78 #endif
79
80 if (handle == NULL) {
81 SDL_SetError("Failed loading %s: %s", sofile, loaderror);
82 }
83 return (handle);
84 } 48 }
85 49
86 void * 50 void *
87 SDL_LoadFunction(void *handle, const char *name) 51 SDL_LoadFunction(void *handle, const char *name)
88 { 52 {
89 void *symbol = NULL; 53 #ifdef _WIN32_WCE
90 const char *loaderror = "Unknown error"; 54 LPTSTR tstr = WIN_UTF8ToString(name);
91 55 void *symbol = (void *) GetProcAddress((HMODULE) handle, tstr);
92 #if defined(_WIN32_WCE) 56 SDL_free(tstr);
93 char errbuf[512]; 57 #else
94 int length = SDL_strlen(name); 58 void *symbol = (void *) GetProcAddress((HMODULE) handle, name);
95
96 wchar_t *name_t = SDL_malloc((length + 1) * sizeof(wchar_t));
97 wchar_t *errbuf_t = SDL_malloc(512 * sizeof(wchar_t));
98
99 MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, name, -1, name_t, length + 1);
100
101 symbol = (void *) GetProcAddress((HMODULE) handle, name_t);
102 if (symbol == NULL) {
103 FormatMessage((FORMAT_MESSAGE_IGNORE_INSERTS |
104 FORMAT_MESSAGE_FROM_SYSTEM),
105 NULL, GetLastError(),
106 MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
107 errbuf_t, SDL_arraysize(errbuf), NULL);
108 WideCharToMultiByte(CP_ACP, 0, errbuf_t, -1, errbuf, 511, NULL, NULL);
109 loaderror = errbuf;
110 }
111
112 SDL_free(name_t);
113 SDL_free(errbuf_t);
114
115 #else /*if defined(WIN32) */
116 char errbuf[512];
117
118 symbol = (void *) GetProcAddress((HMODULE) handle, name);
119 if (symbol == NULL) {
120 FormatMessage((FORMAT_MESSAGE_IGNORE_INSERTS |
121 FORMAT_MESSAGE_FROM_SYSTEM),
122 NULL, GetLastError(),
123 MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
124 errbuf, SDL_arraysize(errbuf), NULL);
125 loaderror = errbuf;
126 }
127 #endif 59 #endif
128 60
129 if (symbol == NULL) { 61 if (symbol == NULL) {
130 SDL_SetError("Failed loading %s: %s", name, loaderror); 62 char errbuf[512];
63 SDL_strlcpy(errbuf, "Failed loading ", SDL_arraysize(errbuf));
64 SDL_strlcat(errbuf, name, SDL_arraysize(errbuf));
65 WIN_SetError(errbuf);
131 } 66 }
132 return (symbol); 67 return symbol;
133 } 68 }
134 69
135 void 70 void
136 SDL_UnloadObject(void *handle) 71 SDL_UnloadObject(void *handle)
137 { 72 {