Mercurial > sdl-ios-xcode

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

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
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
32 #include "SDL_mutex.h" 32 #include "SDL_mutex.h"
33 #include "SDL_sysmutex_c.h" 33 #include "SDL_sysmutex_c.h"
34 34
35 /* Create a mutex */ 35 /* Create a mutex */
36 SDL_mutex * 36 SDL_mutex *
37 SDL_CreateMutex (void) 37 SDL_CreateMutex(void)
38 { 38 {
39 SDL_mutex *mutex; 39 SDL_mutex *mutex;
40 40
41 /* Allocate mutex memory */ 41 /* Allocate mutex memory */
42 mutex = (SDL_mutex *) SDL_malloc (sizeof (*mutex)); 42 mutex = (SDL_mutex *) SDL_malloc(sizeof(*mutex));
43 if (mutex) { 43 if (mutex) {
44 /* Create the mutex, with initial value signaled */ 44 /* Create the mutex, with initial value signaled */
45 if (!pth_mutex_init (&(mutex->mutexpth_p))) { 45 if (!pth_mutex_init(&(mutex->mutexpth_p))) {
46 SDL_SetError ("Couldn't create mutex"); 46 SDL_SetError("Couldn't create mutex");
47 SDL_free (mutex); 47 SDL_free(mutex);
48 mutex = NULL; 48 mutex = NULL;
49 } 49 }
50 } else { 50 } else {
51 SDL_OutOfMemory (); 51 SDL_OutOfMemory();
52 } 52 }
53 return (mutex); 53 return (mutex);
54 } 54 }
55 55
56 /* Free the mutex */ 56 /* Free the mutex */
57 void 57 void
58 SDL_DestroyMutex (SDL_mutex * mutex) 58 SDL_DestroyMutex(SDL_mutex * mutex)
59 { 59 {
60 if (mutex) { 60 if (mutex) {
61 SDL_free (mutex); 61 SDL_free(mutex);
62 } 62 }
63 } 63 }
64 64
65 /* Lock the mutex */ 65 /* Lock the mutex */
66 int 66 int
67 SDL_mutexP (SDL_mutex * mutex) 67 SDL_mutexP(SDL_mutex * mutex)
68 { 68 {
69 if (mutex == NULL) { 69 if (mutex == NULL) {
70 SDL_SetError ("Passed a NULL mutex"); 70 SDL_SetError("Passed a NULL mutex");
71 return -1; 71 return -1;
72 } 72 }
73 73
74 pth_mutex_acquire (&(mutex->mutexpth_p), FALSE, NULL); 74 pth_mutex_acquire(&(mutex->mutexpth_p), FALSE, NULL);
75 75
76 return (0); 76 return (0);
77 } 77 }
78 78
79 /* Unlock the mutex */ 79 /* Unlock the mutex */
80 int 80 int
81 SDL_mutexV (SDL_mutex * mutex) 81 SDL_mutexV(SDL_mutex * mutex)
82 { 82 {
83 if (mutex == NULL) { 83 if (mutex == NULL) {
84 SDL_SetError ("Passed a NULL mutex"); 84 SDL_SetError("Passed a NULL mutex");
85 return -1; 85 return -1;
86 } 86 }
87 87
88 pth_mutex_release (&(mutex->mutexpth_p)); 88 pth_mutex_release(&(mutex->mutexpth_p));
89 89
90 return (0); 90 return (0);
91 } 91 }
92 92
93 /* vi: set ts=4 sw=4 expandtab: */ 93 /* vi: set ts=4 sw=4 expandtab: */