Mercurial > sdl-ios-xcode
diff touchTest/Iphone Test/touchTestIPhone2/touchTestIPhone/include/SDL_thread.h @ 4677:31607094315c
Added Iphone project. Iphone multi-touch is now functional.
author | jimtla |
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date | Sat, 31 Jul 2010 01:24:50 +0400 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/touchTest/Iphone Test/touchTestIPhone2/touchTestIPhone/include/SDL_thread.h Sat Jul 31 01:24:50 2010 +0400 @@ -0,0 +1,163 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997-2010 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + + Sam Lantinga + slouken@libsdl.org +*/ + +#ifndef _SDL_thread_h +#define _SDL_thread_h + +/** + * \file SDL_thread.h + * + * Header for the SDL thread management routines. + */ + +#include "SDL_stdinc.h" +#include "SDL_error.h" + +/* Thread synchronization primitives */ +#include "SDL_mutex.h" + +#include "begin_code.h" +/* Set up for C function definitions, even when using C++ */ +#ifdef __cplusplus +/* *INDENT-OFF* */ +extern "C" { +/* *INDENT-ON* */ +#endif + +/* The SDL thread structure, defined in SDL_thread.c */ +struct SDL_Thread; +typedef struct SDL_Thread SDL_Thread; + +/* The SDL thread ID */ +typedef unsigned long SDL_threadID; + +#if defined(__WIN32__) && !defined(HAVE_LIBC) +/** + * \file SDL_thread.h + * + * We compile SDL into a DLL. This means, that it's the DLL which + * creates a new thread for the calling process with the SDL_CreateThread() + * API. There is a problem with this, that only the RTL of the SDL.DLL will + * be initialized for those threads, and not the RTL of the calling + * application! + * + * To solve this, we make a little hack here. + * + * We'll always use the caller's _beginthread() and _endthread() APIs to + * start a new thread. This way, if it's the SDL.DLL which uses this API, + * then the RTL of SDL.DLL will be used to create the new thread, and if it's + * the application, then the RTL of the application will be used. + * + * So, in short: + * Always use the _beginthread() and _endthread() of the calling runtime + * library! + */ +#define SDL_PASSED_BEGINTHREAD_ENDTHREAD +#ifndef _WIN32_WCE +#include <process.h> /* This has _beginthread() and _endthread() defined! */ +#endif + +#ifdef __GNUC__ +typedef unsigned long (__cdecl * pfnSDL_CurrentBeginThread) (void *, unsigned, + unsigned + (__stdcall * + func) (void *), + void *arg, + unsigned, + unsigned + *threadID); +typedef void (__cdecl * 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 + +/** + * Create a thread. + */ +extern DECLSPEC SDL_Thread *SDLCALL +SDL_CreateThread(int (SDLCALL * f) (void *), void *data, + pfnSDL_CurrentBeginThread pfnBeginThread, + pfnSDL_CurrentEndThread pfnEndThread); + +#if defined(_WIN32_WCE) + +/** + * Create a thread. + */ +#define SDL_CreateThread(fn, data) SDL_CreateThread(fn, data, NULL, NULL) + +#else + +/** + * Create a thread. + */ +#define SDL_CreateThread(fn, data) SDL_CreateThread(fn, data, _beginthreadex, _endthreadex) + +#endif +#else + +/** + * Create a thread. + */ +extern DECLSPEC SDL_Thread *SDLCALL +SDL_CreateThread(int (SDLCALL * fn) (void *), void *data); + +#endif + +/** + * Get the thread identifier for the current thread. + */ +extern DECLSPEC SDL_threadID SDLCALL SDL_ThreadID(void); + +/** + * Get the thread identifier for the specified thread. + * + * Equivalent to SDL_ThreadID() if the specified thread is NULL. + */ +extern DECLSPEC SDL_threadID SDLCALL SDL_GetThreadID(SDL_Thread * thread); + +/** + * Wait for a thread to finish. + * + * The return code for the thread function is placed in the area + * pointed to by \c status, if \c status is not NULL. + */ +extern DECLSPEC void SDLCALL SDL_WaitThread(SDL_Thread * thread, int *status); + + +/* Ends C function definitions when using C++ */ +#ifdef __cplusplus +/* *INDENT-OFF* */ +} +/* *INDENT-ON* */ +#endif +#include "close_code.h" + +#endif /* _SDL_thread_h */ + +/* vi: set ts=4 sw=4 expandtab: */