X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=src%2Fcommon%2Fmacros.h;h=2120c64efcd2050186794f15cc2bfcd9475baf45;hb=1a65bbb8755fa1ae4a013bc1aa94c39297b8779e;hp=c42cddd5050ca163a612e9f1744f9b7aaf03da5b;hpb=5e5c14cef3eee00b7b3b218beed85d1a4ee2d71d;p=lttng-tools.git

diff --git a/src/common/macros.h b/src/common/macros.h
index c42cddd50..2120c64ef 100644
--- a/src/common/macros.h
+++ b/src/common/macros.h
@@ -72,7 +72,7 @@ void *zmalloc(size_t len)
 #endif
 
 #ifndef max_t
-#define max_t(type, a, b)	((type) max(a, b))
+#define max_t(type, a, b)	max((type) a, (type) b)
 #endif
 
 #ifndef min
@@ -80,7 +80,7 @@ void *zmalloc(size_t len)
 #endif
 
 #ifndef min_t
-#define min_t(type, a, b)	((type) min(a, b))
+#define min_t(type, a, b)	min((type) a, (type) b)
 #endif
 
 #ifndef LTTNG_PACKED
@@ -108,6 +108,13 @@ void *zmalloc(size_t len)
 
 #define ASSERT_LOCKED(lock) assert(pthread_mutex_trylock(&lock))
 
+/*
+ * Get an aligned pointer to a value. This is meant
+ * as a helper to pass an aligned pointer to a member in a packed structure
+ * to a function.
+ */
+#define ALIGNED_CONST_PTR(value) (((const typeof(value) []) { value }))
+
 /*
  * lttng_strncpy returns 0 on success, or nonzero on failure.
  * It checks that the @src string fits into @dst_len before performing