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comparison src/thread/win32/SDL_sysmutex.c @ 1668:4da1ee79c9af SDL-1.3

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more tweaking indent options
author Sam Lantinga <slouken@libsdl.org>
date Mon, 29 May 2006 04:04:35 +0000
parents 782fd950bd46
children
comparison
equal deleted inserted replaced
1667:1fddae038bc8 1668:4da1ee79c9af
34 HANDLE id; 34 HANDLE id;
35 }; 35 };
36 36
37 /* Create a mutex */ 37 /* Create a mutex */
38 SDL_mutex * 38 SDL_mutex *
39 SDL_CreateMutex (void) 39 SDL_CreateMutex(void)
40 { 40 {
41 SDL_mutex *mutex; 41 SDL_mutex *mutex;
42 42
43 /* Allocate mutex memory */ 43 /* Allocate mutex memory */
44 mutex = (SDL_mutex *) SDL_malloc (sizeof (*mutex)); 44 mutex = (SDL_mutex *) SDL_malloc(sizeof(*mutex));
45 if (mutex) { 45 if (mutex) {
46 /* Create the mutex, with initial value signaled */ 46 /* Create the mutex, with initial value signaled */
47 mutex->id = CreateMutex (NULL, FALSE, NULL); 47 mutex->id = CreateMutex(NULL, FALSE, NULL);
48 if (!mutex->id) { 48 if (!mutex->id) {
49 SDL_SetError ("Couldn't create mutex"); 49 SDL_SetError("Couldn't create mutex");
50 SDL_free (mutex); 50 SDL_free(mutex);
51 mutex = NULL; 51 mutex = NULL;
52 } 52 }
53 } else { 53 } else {
54 SDL_OutOfMemory (); 54 SDL_OutOfMemory();
55 } 55 }
56 return (mutex); 56 return (mutex);
57 } 57 }
58 58
59 /* Free the mutex */ 59 /* Free the mutex */
60 void 60 void
61 SDL_DestroyMutex (SDL_mutex * mutex) 61 SDL_DestroyMutex(SDL_mutex * mutex)
62 { 62 {
63 if (mutex) { 63 if (mutex) {
64 if (mutex->id) { 64 if (mutex->id) {
65 CloseHandle (mutex->id); 65 CloseHandle(mutex->id);
66 mutex->id = 0; 66 mutex->id = 0;
67 } 67 }
68 SDL_free (mutex); 68 SDL_free(mutex);
69 } 69 }
70 } 70 }
71 71
72 /* Lock the mutex */ 72 /* Lock the mutex */
73 int 73 int
74 SDL_mutexP (SDL_mutex * mutex) 74 SDL_mutexP(SDL_mutex * mutex)
75 { 75 {
76 if (mutex == NULL) { 76 if (mutex == NULL) {
77 SDL_SetError ("Passed a NULL mutex"); 77 SDL_SetError("Passed a NULL mutex");
78 return -1; 78 return -1;
79 } 79 }
80 if (WaitForSingleObject (mutex->id, INFINITE) == WAIT_FAILED) { 80 if (WaitForSingleObject(mutex->id, INFINITE) == WAIT_FAILED) {
81 SDL_SetError ("Couldn't wait on mutex"); 81 SDL_SetError("Couldn't wait on mutex");
82 return -1; 82 return -1;
83 } 83 }
84 return (0); 84 return (0);
85 } 85 }
86 86
87 /* Unlock the mutex */ 87 /* Unlock the mutex */
88 int 88 int
89 SDL_mutexV (SDL_mutex * mutex) 89 SDL_mutexV(SDL_mutex * mutex)
90 { 90 {
91 if (mutex == NULL) { 91 if (mutex == NULL) {
92 SDL_SetError ("Passed a NULL mutex"); 92 SDL_SetError("Passed a NULL mutex");
93 return -1; 93 return -1;
94 } 94 }
95 if (ReleaseMutex (mutex->id) == FALSE) { 95 if (ReleaseMutex(mutex->id) == FALSE) {
96 SDL_SetError ("Couldn't release mutex"); 96 SDL_SetError("Couldn't release mutex");
97 return -1; 97 return -1;
98 } 98 }
99 return (0); 99 return (0);
100 } 100 }
101 101