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centralize definition of BITS_PER_LONG
[urcu.git]
/
urcu
/
compiler.h
diff --git
a/urcu/compiler.h
b/urcu/compiler.h
index aab2c5cdd7bff1c590896f0add675ba3435fcc3a..5b7bb305b2de83b1828171f506d7241d3c692d03 100644
(file)
--- a/
urcu/compiler.h
+++ b/
urcu/compiler.h
@@
-47,4
+47,12
@@
#define min(a,b) ((a)<(b)?(a):(b))
#endif
#define min(a,b) ((a)<(b)?(a):(b))
#endif
+#if defined(__SIZEOF_LONG__)
+#define BITS_PER_LONG (__SIZEOF_LONG__ * 8)
+#elif defined(_LP64)
+#define BITS_PER_LONG 64
+#else
+#define BITS_PER_LONG 32
+#endif
+
#endif /* _URCU_COMPILER_H */
#endif /* _URCU_COMPILER_H */
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