diff options
Diffstat (limited to '3rdparty/SDL2/src/thread/windows/SDL_systhread.c')
-rw-r--r-- | 3rdparty/SDL2/src/thread/windows/SDL_systhread.c | 229 |
1 files changed, 0 insertions, 229 deletions
diff --git a/3rdparty/SDL2/src/thread/windows/SDL_systhread.c b/3rdparty/SDL2/src/thread/windows/SDL_systhread.c deleted file mode 100644 index 20a4bd6e225..00000000000 --- a/3rdparty/SDL2/src/thread/windows/SDL_systhread.c +++ /dev/null @@ -1,229 +0,0 @@ -/* - Simple DirectMedia Layer - Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org> - - 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" - -#if SDL_THREAD_WINDOWS - -/* Win32 thread management routines for SDL */ - -#include "SDL_hints.h" -#include "SDL_thread.h" -#include "../SDL_thread_c.h" -#include "../SDL_systhread.h" -#include "SDL_systhread_c.h" - -#ifndef SDL_PASSED_BEGINTHREAD_ENDTHREAD -/* We'll use the C library from this DLL */ -#include <process.h> - -#ifndef STACK_SIZE_PARAM_IS_A_RESERVATION -#define STACK_SIZE_PARAM_IS_A_RESERVATION 0x00010000 -#endif - -/* Cygwin gcc-3 ... MingW64 (even with a i386 host) does this like MSVC. */ -#if (defined(__MINGW32__) && (__GNUC__ < 4)) -typedef unsigned long (__cdecl *pfnSDL_CurrentBeginThread) (void *, unsigned, - unsigned (__stdcall *func)(void *), void *arg, - unsigned, unsigned *threadID); -typedef void (__cdecl *pfnSDL_CurrentEndThread)(unsigned code); - -#elif defined(__WATCOMC__) -/* This is for Watcom targets except OS2 */ -#if __WATCOMC__ < 1240 -#define __watcall -#endif -typedef unsigned long (__watcall * pfnSDL_CurrentBeginThread) (void *, - unsigned, - unsigned - (__stdcall * - func) (void - *), - void *arg, - unsigned, - unsigned - *threadID); -typedef void (__watcall * pfnSDL_CurrentEndThread) (unsigned code); - -#else -typedef uintptr_t(__cdecl * pfnSDL_CurrentBeginThread) (void *, unsigned, - unsigned (__stdcall * - func) (void - *), - void *arg, unsigned, - unsigned *threadID); -typedef void (__cdecl * pfnSDL_CurrentEndThread) (unsigned code); -#endif -#endif /* !SDL_PASSED_BEGINTHREAD_ENDTHREAD */ - - -typedef struct ThreadStartParms -{ - void *args; - pfnSDL_CurrentEndThread pfnCurrentEndThread; -} tThreadStartParms, *pThreadStartParms; - -static DWORD -RunThread(void *data) -{ - pThreadStartParms pThreadParms = (pThreadStartParms) data; - pfnSDL_CurrentEndThread pfnEndThread = pThreadParms->pfnCurrentEndThread; - void *args = pThreadParms->args; - SDL_free(pThreadParms); - SDL_RunThread(args); - if (pfnEndThread != NULL) - pfnEndThread(0); - return (0); -} - -static DWORD WINAPI -RunThreadViaCreateThread(LPVOID data) -{ - return RunThread(data); -} - -static unsigned __stdcall -RunThreadViaBeginThreadEx(void *data) -{ - return (unsigned) RunThread(data); -} - -#ifdef SDL_PASSED_BEGINTHREAD_ENDTHREAD -int -SDL_SYS_CreateThread(SDL_Thread * thread, void *args, - pfnSDL_CurrentBeginThread pfnBeginThread, - pfnSDL_CurrentEndThread pfnEndThread) -{ -#elif defined(__CYGWIN__) || defined(__WINRT__) -int -SDL_SYS_CreateThread(SDL_Thread * thread, void *args) -{ - pfnSDL_CurrentBeginThread pfnBeginThread = NULL; - pfnSDL_CurrentEndThread pfnEndThread = NULL; -#else -int -SDL_SYS_CreateThread(SDL_Thread * thread, void *args) -{ - pfnSDL_CurrentBeginThread pfnBeginThread = (pfnSDL_CurrentBeginThread)_beginthreadex; - pfnSDL_CurrentEndThread pfnEndThread = (pfnSDL_CurrentEndThread)_endthreadex; -#endif /* SDL_PASSED_BEGINTHREAD_ENDTHREAD */ - pThreadStartParms pThreadParms = - (pThreadStartParms) SDL_malloc(sizeof(tThreadStartParms)); - const DWORD flags = thread->stacksize ? STACK_SIZE_PARAM_IS_A_RESERVATION : 0; - if (!pThreadParms) { - return SDL_OutOfMemory(); - } - /* Save the function which we will have to call to clear the RTL of calling app! */ - pThreadParms->pfnCurrentEndThread = pfnEndThread; - /* Also save the real parameters we have to pass to thread function */ - pThreadParms->args = args; - - /* thread->stacksize == 0 means "system default", same as win32 expects */ - if (pfnBeginThread) { - unsigned threadid = 0; - thread->handle = (SYS_ThreadHandle) - ((size_t) pfnBeginThread(NULL, (unsigned int) thread->stacksize, - RunThreadViaBeginThreadEx, - pThreadParms, flags, &threadid)); - } else { - DWORD threadid = 0; - thread->handle = CreateThread(NULL, thread->stacksize, - RunThreadViaCreateThread, - pThreadParms, flags, &threadid); - } - if (thread->handle == NULL) { - return SDL_SetError("Not enough resources to create thread"); - } - return 0; -} - -#pragma pack(push,8) -typedef struct tagTHREADNAME_INFO -{ - DWORD dwType; /* must be 0x1000 */ - LPCSTR szName; /* pointer to name (in user addr space) */ - DWORD dwThreadID; /* thread ID (-1=caller thread) */ - DWORD dwFlags; /* reserved for future use, must be zero */ -} THREADNAME_INFO; -#pragma pack(pop) - -void -SDL_SYS_SetupThread(const char *name) -{ - if ((name != NULL) && IsDebuggerPresent()) { - THREADNAME_INFO inf; - - /* C# and friends will try to catch this Exception, let's avoid it. */ - if (SDL_GetHintBoolean(SDL_HINT_WINDOWS_DISABLE_THREAD_NAMING, SDL_FALSE)) { - return; - } - - /* This magic tells the debugger to name a thread if it's listening. */ - SDL_zero(inf); - inf.dwType = 0x1000; - inf.szName = name; - inf.dwThreadID = (DWORD) -1; - inf.dwFlags = 0; - - /* The debugger catches this, renames the thread, continues on. */ - RaiseException(0x406D1388, 0, sizeof(inf) / sizeof(ULONG), (const ULONG_PTR*) &inf); - } -} - -SDL_threadID -SDL_ThreadID(void) -{ - return ((SDL_threadID) GetCurrentThreadId()); -} - -int -SDL_SYS_SetThreadPriority(SDL_ThreadPriority priority) -{ - int value; - - if (priority == SDL_THREAD_PRIORITY_LOW) { - value = THREAD_PRIORITY_LOWEST; - } else if (priority == SDL_THREAD_PRIORITY_HIGH) { - value = THREAD_PRIORITY_HIGHEST; - } else { - value = THREAD_PRIORITY_NORMAL; - } - if (!SetThreadPriority(GetCurrentThread(), value)) { - return WIN_SetError("SetThreadPriority()"); - } - return 0; -} - -void -SDL_SYS_WaitThread(SDL_Thread * thread) -{ - WaitForSingleObjectEx(thread->handle, INFINITE, FALSE); - CloseHandle(thread->handle); -} - -void -SDL_SYS_DetachThread(SDL_Thread * thread) -{ - CloseHandle(thread->handle); -} - -#endif /* SDL_THREAD_WINDOWS */ - -/* vi: set ts=4 sw=4 expandtab: */ |