Add extern "C" to support linking userspace RCU library with C++ applications

[urcu.git] / urcu / uatomic_arch_ppc.h

diff --git a/urcu/uatomic_arch_ppc.h b/urcu/uatomic_arch_ppc.h
index 08a622dfe6f93cd547b0684ebfd398bf9284fe92..b732b08c42389a465db3b72d8b18386357dd120f 100644 (file)
--- a/urcu/uatomic_arch_ppc.h
+++ b/urcu/uatomic_arch_ppc.h
@@ -23,6 +23,10 @@
 #include <urcu/compiler.h>
 #include <urcu/system.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif 
+
 #ifndef __SIZEOF_LONG__
 #ifdef __powerpc64__
 #define __SIZEOF_LONG__ 8
@@ -225,7 +229,10 @@ unsigned long _uatomic_add_return(void *addr, unsigned long val,
 #define uatomic_inc(addr)              uatomic_add((addr), 1)
 #define uatomic_dec(addr)              uatomic_add((addr), -1)
 
-#define URCU_CAS_AVAIL()       1
 #define compat_uatomic_cmpxchg(ptr, old, _new) uatomic_cmpxchg(ptr, old, _new)
 
+#ifdef __cplusplus 
+}
+#endif
+
 #endif /* _URCU_ARCH_UATOMIC_PPC_H */