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urcu-bp: do not call munmap for NULL registry at exit
[urcu.git]
/
urcu
/
compiler.h
diff --git
a/urcu/compiler.h
b/urcu/compiler.h
index 64d12d344a26a1fdca56fd0b1201437241b9967a..489677b3aefe1ad6dd294006d903721f375f66a7 100644
(file)
--- a/
urcu/compiler.h
+++ b/
urcu/compiler.h
@@
-39,12
+39,12
@@
*/
#define CMM_ACCESS_ONCE(x) (*(volatile typeof(x) *)&(x))
*/
#define CMM_ACCESS_ONCE(x) (*(volatile typeof(x) *)&(x))
-#ifndef max
-#define max(a,b) ((a)>(b)?(a):(b))
+#ifndef
caa_
max
+#define
caa_
max(a,b) ((a)>(b)?(a):(b))
#endif
#endif
-#ifndef min
-#define min(a,b) ((a)<(b)?(a):(b))
+#ifndef
caa_
min
+#define
caa_
min(a,b) ((a)<(b)?(a):(b))
#endif
#if defined(__SIZEOF_LONG__)
#endif
#if defined(__SIZEOF_LONG__)
@@
-61,4
+61,7
@@
(type *)((char *)__ptr - offsetof(type, member)); \
})
(type *)((char *)__ptr - offsetof(type, member)); \
})
+#define CAA_BUILD_BUG_ON_ZERO(cond) (sizeof(struct { int:-!!(cond); }))
+#define CAA_BUILD_BUG_ON(cond) ((void)BUILD_BUG_ON_ZERO(cond))
+
#endif /* _URCU_COMPILER_H */
#endif /* _URCU_COMPILER_H */
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