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port: Silence macro redefinition warnings on FreeBSD
[deliverable/lttng-ust.git]
/
include
/
lttng
/
align.h
diff --git
a/include/lttng/align.h
b/include/lttng/align.h
index ebf03e8dbb0c61a7f724f115e5144b3a7243fb58..8f227eb9ecb49b04cd4d48f1ef763c4a8d6acabb 100644
(file)
--- a/
include/lttng/align.h
+++ b/
include/lttng/align.h
@@
-33,9
+33,13
@@
#define PAGE_SIZE sysconf(_SC_PAGE_SIZE)
#endif
#define PAGE_SIZE sysconf(_SC_PAGE_SIZE)
#endif
+#ifndef PAGE_MASK /* FreeBSD and macOS defines their own PAGE_MASK. */
#define PAGE_MASK (~(PAGE_SIZE - 1))
#define PAGE_MASK (~(PAGE_SIZE - 1))
+#endif
#define __ALIGN_MASK(v, mask) (((v) + (mask)) & ~(mask))
#define __ALIGN_MASK(v, mask) (((v) + (mask)) & ~(mask))
+#ifndef ALIGN /* FreeBSD and macOS defines their own ALIGN. */
#define ALIGN(v, align) __ALIGN_MASK(v, (__typeof__(v)) (align) - 1)
#define ALIGN(v, align) __ALIGN_MASK(v, (__typeof__(v)) (align) - 1)
+#endif
#define PAGE_ALIGN(addr) ALIGN(addr, PAGE_SIZE)
/**
#define PAGE_ALIGN(addr) ALIGN(addr, PAGE_SIZE)
/**
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