SDL  2.0
SDL_thread_c.h
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1 /*
2  Simple DirectMedia Layer
3  Copyright (C) 1997-2018 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_internal.h"
22 
23 #ifndef SDL_thread_c_h_
24 #define SDL_thread_c_h_
25 
26 #include "SDL_thread.h"
27 
28 /* Need the definitions of SYS_ThreadHandle */
29 #if SDL_THREADS_DISABLED
31 #elif SDL_THREAD_PTHREAD
33 #elif SDL_THREAD_WINDOWS
35 #elif SDL_THREAD_PSP
36 #include "psp/SDL_systhread_c.h"
37 #elif SDL_THREAD_STDCPP
38 #include "stdcpp/SDL_systhread_c.h"
39 #else
40 #error Need thread implementation for this platform
42 #endif
43 #include "../SDL_error_c.h"
44 
45 typedef enum SDL_ThreadState
46 {
52 
53 /* This is the system-independent thread info structure */
54 struct SDL_Thread
55 {
58  int status;
59  SDL_atomic_t state; /* SDL_THREAD_STATE_* */
61  char *name;
62  size_t stacksize; /* 0 for default, >0 for user-specified stack size. */
63  void *data;
64 };
65 
66 /* This is the function called to run a thread */
67 extern void SDL_RunThread(void *data);
68 
69 /* This is the system-independent thread local storage structure */
70 typedef struct {
71  unsigned int limit;
72  struct {
73  void *data;
74  void (SDLCALL *destructor)(void*);
75  } array[1];
76 } SDL_TLSData;
77 
78 /* This is how many TLS entries we allocate at once */
79 #define TLS_ALLOC_CHUNKSIZE 4
80 
81 /* Get cross-platform, slow, thread local storage for this thread.
82  This is only intended as a fallback if getting real thread-local
83  storage fails or isn't supported on this platform.
84  */
86 
87 /* Set cross-platform, slow, thread local storage for this thread.
88  This is only intended as a fallback if getting real thread-local
89  storage fails or isn't supported on this platform.
90  */
92 
93 #endif /* SDL_thread_c_h_ */
94 
95 /* vi: set ts=4 sw=4 expandtab: */
SDL_atomic_t state
Definition: SDL_thread_c.h:59
char * name
Definition: SDL_thread_c.h:61
A type representing an atomic integer value. It is a struct so people don&#39;t accidentally use numeric ...
Definition: SDL_atomic.h:198
void * data
Definition: SDL_thread_c.h:73
int SYS_ThreadHandle
unsigned int limit
Definition: SDL_thread_c.h:71
GLint GLenum GLsizei GLsizei GLsizei GLint GLsizei const GLvoid * data
Definition: SDL_opengl.h:1974
SDL_error errbuf
Definition: SDL_thread_c.h:60
SDL_threadID threadid
Definition: SDL_thread_c.h:56
void SDL_RunThread(void *data)
Definition: SDL_thread.c:265
void * data
Definition: SDL_thread_c.h:63
SDL_TLSData * SDL_Generic_GetTLSData(void)
Definition: SDL_thread.c:124
SYS_ThreadHandle handle
Definition: SDL_thread_c.h:57
SDL_PRINTF_FORMAT_STRING const char int SDL_PRINTF_FORMAT_STRING const char int SDL_PRINTF_FORMAT_STRING const char int SDL_PRINTF_FORMAT_STRING const char const char SDL_SCANF_FORMAT_STRING const char return SDL_ThreadFunction const char void return Uint32 return Uint32 void
int SDL_Generic_SetTLSData(SDL_TLSData *data)
Definition: SDL_thread.c:163
GLenum array
SDL_ThreadState
Definition: SDL_thread_c.h:45
#define SDLCALL
Definition: SDL_internal.h:45
size_t stacksize
Definition: SDL_thread_c.h:62
unsigned long SDL_threadID
Definition: SDL_thread.h:49