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Make SDL_atomic.h depend on the void pointer size determined at compile time

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rather than at configure time. As OS X supports lipo'ed versions of SDL for i386
and x86_64, a single set of headers that work for both architectures is desired.
This commit is contained in:
Gabriel Jacobo 2012-09-26 15:57:28 -03:00
parent df2acac897
commit 255033689c
1 changed files with 3 additions and 3 deletions
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6
include/SDL_atomic.h
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@ -161,10 +161,10 @@ void _ReadWriteBarrier(void);
#include <libkern/OSAtomic.h>
#define SDL_AtomicCAS(a, oldval, newval) OSAtomicCompareAndSwap32Barrier((oldval), (newval), &(a)->value)
#if SIZEOF_VOIDP == 4
#define SDL_AtomicCASPtr(a, oldval, newval) OSAtomicCompareAndSwap32Barrier((int32_t)(oldval), (int32_t)(newval), (int32_t*)(a))
#elif SIZEOF_VOIDP == 8
#ifdef __LP64__
#define SDL_AtomicCASPtr(a, oldval, newval) OSAtomicCompareAndSwap64Barrier((int64_t)(oldval), (int64_t)(newval), (int64_t*)(a))
#else
#define SDL_AtomicCASPtr(a, oldval, newval) OSAtomicCompareAndSwap32Barrier((int32_t)(oldval), (int32_t)(newval), (int32_t*)(a))
#endif
#elif defined(HAVE_GCC_ATOMICS)