diff options
author | Sam Lantinga <slouken@libsdl.org> | 2011-01-21 23:46:51 -0800 |
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committer | Sam Lantinga <slouken@libsdl.org> | 2011-01-21 23:46:51 -0800 |
commit | f05d3d5c42d528391a21c1455f0fec6256a131db (patch) | |
tree | 6ebbb94d19f2f455b7160d732f280396612aab68 /include/SDL_atomic.h | |
parent | 24fc7c31eaae2718cc776d959a626997746b9c81 (diff) | |
download | sdl-f05d3d5c42d528391a21c1455f0fec6256a131db.tar.gz |
Fixed bug #1097
There are problems with including intrin.h in C linkage in C++ compilation,
and further conflicts between intrin.h and winnt.h on Visual Studio 2005.
Diffstat (limited to 'include/SDL_atomic.h')
-rw-r--r-- | include/SDL_atomic.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/include/SDL_atomic.h b/include/SDL_atomic.h index de643f8d8..c2dfd045e 100644 --- a/include/SDL_atomic.h +++ b/include/SDL_atomic.h @@ -56,6 +56,13 @@ #include "begin_code.h" +/* Need to do this here because intrin.h has C++ code in it */ +/* Visual Studio 2005 has a bug where intrin.h conflicts with winnt.h */ +#if defined(_MSC_VER) && (_MSC_VER >= 1500) +#include <intrin.h> +#define HAVE_MSC_ATOMICS +#endif + /* Set up for C function definitions, even when using C++ */ #ifdef __cplusplus /* *INDENT-OFF* */ @@ -112,8 +119,7 @@ extern DECLSPEC void SDLCALL SDL_AtomicUnlock(SDL_SpinLock *lock); */ #ifndef SDL_DISABLE_ATOMIC_INLINE -#if defined(_MSC_VER) -#include <intrin.h> +#if defined(HAVE_MSC_ATOMICS) #define SDL_AtomicSet(a, v) _InterlockedExchange((long*)&(a)->value, (v)) #define SDL_AtomicGet(a) ((a)->value) |