Mercurial > sdl-ios-xcode
view src/atomic/win32/SDL_atomic.c @ 3199:3e1bf2b8bd81
This check in updates SDL_atomic.h to reflect the new set of atomic operations in 32 and 64 bit form.
It also update configure.in to compile the linux version of the library. The three versions are all dummies
implementations that do nothing. They are being checked in as place holders. Mostly, I just wanted to get
place holders and the configure.in checked in.
author | Bob Pendleton <bob@pendleton.com> |
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date | Wed, 24 Jun 2009 20:04:08 +0000 |
parents | |
children | 3aa519a5c676 |
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/* SDL - Simple DirectMedia Layer Copyright (C) 1997-2009 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 */ #ifdef SDL_ATOMIC_LINUX #include "SDL.h" #include "SDL_config.h" #include "SDL_atomic.h" Uint32 SDL_AtomicExchange32(Uint32 * ptr, Uint32 value) { return 0; } SDL_bool SDL_AtomicCompareThenSet32(Uint32 * ptr, Uint32 oldvalue, Uint32 newvalue) { return SDL_false; } SDL_bool SDL_AtomicTestThenSet32(Uint32 * ptr) { return SDL_false; } void SDL_AtomicClear32(Uint32 * ptr) { } Uint32 SDL_AtomicFetchThenIncrement32(Uint32 * ptr) { return 0; } Uint32 SDL_AtomicFetchThenDecrement32(Uint32 * ptr) { return 0; } Uint32 SDL_AtomicFetchThenAdd32(Uint32 * ptr, Uint32 value) { return 0; } Uint32 SDL_AtomicFetchThenSubtract32(Uint32 * ptr, Uint32 value) { return 0; } Uint32 SDL_AtomicIncrementThenFetch32(Uint32 * ptr) { return 0; } Uint32 SDL_AtomicDecrementThenFetch32(Uint32 * ptr) { return 0; } Uint32 SDL_AtomicAddThenFetch32(Uint32 * ptr, Uint32 value) { return 0; } Uint32 SDL_AtomicSubtractThenFetch32(Uint32 * ptr, Uint32 value) { return 0; } #ifdef SDL_HAS_64BIT_TYPE Uint64 SDL_AtomicExchange64(Uint64 * ptr, Uint64 value) { return 0; } SDL_bool SDL_AtomicCompareThenSet64(Uint64 * ptr, Uint64 oldvalue, Uint64 newvalue) { return SDL_false; } SDL_bool SDL_AtomicTestThenSet64(Uint64 * ptr) { return SDL_false; } void SDL_AtomicClear64(Uint64 * ptr) { } Uint64 SDL_AtomicFetchThenIncrement64(Uint64 * ptr) { return 0; } Uint64 SDL_AtomicFetchThenDecrement64(Uint64 * ptr) { return 0; } Uint64 SDL_AtomicFetchThenAdd64(Uint64 * ptr, Uint64 value) { return 0; } Uint64 SDL_AtomicFetchThenSubtract64(Uint64 * ptr, Uint64 value) { return 0; } Uint64 SDL_AtomicIncrementThenFetch64(Uint64 * ptr) { return 0; } Uint64 SDL_AtomicDecrementThenFetch64(Uint64 * ptr) { return 0; } Uint64 SDL_AtomicAddThenFetch64(Uint64 * ptr, Uint64 value) { return 0; } Uint64 SDL_AtomicSubtractThenFetch64(Uint64 * ptr, Uint64 value) { return 0; } #endif #endif