X-Git-Url: http://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=urcu%2Farch_x86.h;h=4abac2bb304de37a42855924de0c7bedbb8bab78;hp=4ba08f7a288796186aeda16679d3fe8a7d558506;hb=02be55611d3b1c7bf4fdfcb3a9c98f621882d417;hpb=49617de1d80d771ac9a1d45b1710b16fac65e0aa

diff --git a/urcu/arch_x86.h b/urcu/arch_x86.h
index 4ba08f7..4abac2b 100644
--- a/urcu/arch_x86.h
+++ b/urcu/arch_x86.h
@@ -25,15 +25,15 @@
 #include <urcu/compiler.h>
 #include <urcu/config.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif 
+
 #define CONFIG_HAVE_MEM_COHERENCY
 
 #define CACHE_LINE_SIZE	128
 
-#ifndef BITS_PER_LONG
-#define BITS_PER_LONG	(__SIZEOF_LONG__ * 8)
-#endif
-
-#ifdef CONFIG_URCU_HAVE_FENCE
+#ifdef CONFIG_RCU_HAVE_FENCE
 #define mb()    asm volatile("mfence":::"memory")
 #define rmb()   asm volatile("lfence":::"memory")
 #define wmb()   asm volatile("sfence"::: "memory")
@@ -62,7 +62,7 @@
 #define rmc()	barrier()
 #define wmc()	barrier()
 
-#ifdef CONFIG_URCU_SMP
+#ifdef CONFIG_RCU_SMP
 #define smp_mb()	mb()
 #define smp_rmb()	rmb()
 #define smp_wmb()	wmb()
@@ -129,4 +129,8 @@ static inline cycles_t get_cycles(void)
         return ret;
 }
 
+#ifdef __cplusplus 
+}
+#endif
+
 #endif /* _URCU_ARCH_X86_H */