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Use an actual #error instead of a bogus symbol if there's no spinlock support.

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This commit is contained in:
Ryan C. Gordon 2011-09-18 02:55:45 -04:00
parent b5688aca8a
commit 62cdeb1783
1 changed files with 2 additions and 3 deletions
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5
src/atomic/SDL_spinlock.c
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@ -81,9 +81,8 @@ SDL_AtomicTryLock(SDL_SpinLock *lock)
/* pthread instructions */
return (pthread_spin_trylock(lock) == 0);
#else
/* Need CPU instructions for spinlock here! */
__need_spinlock_implementation__
#error Please implement for your platform.
return SDL_FALSE;
#endif
}