From 5a079a2d114f96d4847d1ee305d5b7c16eeec50e Mon Sep 17 00:00:00 2001 From: 3gg <3gg@shellblade.net> Date: Sat, 27 Dec 2025 12:03:39 -0800 Subject: Initial commit --- .../SDL-3.2.8/src/thread/windows/SDL_sysmutex_c.h | 73 ++++++++++++++++++++++ 1 file changed, 73 insertions(+) create mode 100644 contrib/SDL-3.2.8/src/thread/windows/SDL_sysmutex_c.h (limited to 'contrib/SDL-3.2.8/src/thread/windows/SDL_sysmutex_c.h') diff --git a/contrib/SDL-3.2.8/src/thread/windows/SDL_sysmutex_c.h b/contrib/SDL-3.2.8/src/thread/windows/SDL_sysmutex_c.h new file mode 100644 index 0000000..762dc7c --- /dev/null +++ b/contrib/SDL-3.2.8/src/thread/windows/SDL_sysmutex_c.h @@ -0,0 +1,73 @@ +/* + Simple DirectMedia Layer + Copyright (C) 1997-2025 Sam Lantinga + + This software is provided 'as-is', without any express or implied + warranty. In no event will the authors be held liable for any damages + arising from the use of this software. + + Permission is granted to anyone to use this software for any purpose, + including commercial applications, and to alter it and redistribute it + freely, subject to the following restrictions: + + 1. The origin of this software must not be misrepresented; you must not + claim that you wrote the original software. If you use this software + in a product, an acknowledgment in the product documentation would be + appreciated but is not required. + 2. Altered source versions must be plainly marked as such, and must not be + misrepresented as being the original software. + 3. This notice may not be removed or altered from any source distribution. +*/ +#include "SDL_internal.h" + +#include "../../core/windows/SDL_windows.h" + +typedef SDL_Mutex *(*pfnSDL_CreateMutex)(void); +typedef void (*pfnSDL_LockMutex)(SDL_Mutex *); +typedef bool (*pfnSDL_TryLockMutex)(SDL_Mutex *); +typedef void (*pfnSDL_UnlockMutex)(SDL_Mutex *); +typedef void (*pfnSDL_DestroyMutex)(SDL_Mutex *); + +typedef enum +{ + SDL_MUTEX_INVALID = 0, + SDL_MUTEX_SRW, + SDL_MUTEX_CS, +} SDL_MutexType; + +typedef struct SDL_mutex_impl_t +{ + pfnSDL_CreateMutex Create; + pfnSDL_DestroyMutex Destroy; + pfnSDL_LockMutex Lock; + pfnSDL_TryLockMutex TryLock; + pfnSDL_UnlockMutex Unlock; + // Needed by SDL_Condition: + SDL_MutexType Type; +} SDL_mutex_impl_t; + +extern SDL_mutex_impl_t SDL_mutex_impl_active; + +#ifndef SRWLOCK_INIT +#define SRWLOCK_INIT \ + { \ + 0 \ + } +typedef struct _SRWLOCK +{ + PVOID Ptr; +} SRWLOCK, *PSRWLOCK; +#endif + +typedef struct SDL_mutex_srw +{ + SRWLOCK srw; + // SRW Locks are not recursive, that has to be handled by SDL: + DWORD count; + DWORD owner; +} SDL_mutex_srw; + +typedef struct SDL_mutex_cs +{ + CRITICAL_SECTION cs; +} SDL_mutex_cs; -- cgit v1.2.3