2 Simple DirectMedia Layer
3 Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org>
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.
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:
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.
21 #include "../SDL_internal.h"
23 #ifndef SDL_thread_c_h_
24 #define SDL_thread_c_h_
26 #include "SDL_thread.h"
28 /* Need the definitions of SYS_ThreadHandle */
29 #if SDL_THREADS_DISABLED
30 #include "generic/SDL_systhread_c.h"
31 #elif SDL_THREAD_PTHREAD
32 #include "pthread/SDL_systhread_c.h"
33 #elif SDL_THREAD_WINDOWS
34 #include "windows/SDL_systhread_c.h"
36 #include "psp/SDL_systhread_c.h"
37 #elif SDL_THREAD_STDCPP
38 #include "stdcpp/SDL_systhread_c.h"
40 #include "os2/SDL_systhread_c.h"
42 #error Need thread implementation for this platform
43 #include "generic/SDL_systhread_c.h"
45 #include "../SDL_error_c.h"
47 typedef enum SDL_ThreadState
49 SDL_THREAD_STATE_ALIVE,
50 SDL_THREAD_STATE_DETACHED,
51 SDL_THREAD_STATE_ZOMBIE,
52 SDL_THREAD_STATE_CLEANED,
55 /* This is the system-independent thread info structure */
58 SDL_threadID threadid;
59 SYS_ThreadHandle handle;
61 SDL_atomic_t state; /* SDL_THREAD_STATE_* */
64 size_t stacksize; /* 0 for default, >0 for user-specified stack size. */
65 int (SDLCALL * userfunc) (void *);
68 void *endfunc; /* only used on some platforms. */
71 /* This is the function called to run a thread */
72 extern void SDL_RunThread(SDL_Thread *thread);
74 /* This is the system-independent thread local storage structure */
79 void (SDLCALL *destructor)(void*);
83 /* This is how many TLS entries we allocate at once */
84 #define TLS_ALLOC_CHUNKSIZE 4
86 /* Get cross-platform, slow, thread local storage for this thread.
87 This is only intended as a fallback if getting real thread-local
88 storage fails or isn't supported on this platform.
90 extern SDL_TLSData *SDL_Generic_GetTLSData(void);
92 /* Set cross-platform, slow, thread local storage for this thread.
93 This is only intended as a fallback if getting real thread-local
94 storage fails or isn't supported on this platform.
96 extern int SDL_Generic_SetTLSData(SDL_TLSData *data);
98 #endif /* SDL_thread_c_h_ */
100 /* vi: set ts=4 sw=4 expandtab: */