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-rw-r--r--include/common.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/common.h b/include/common.h
index a950cdc..d9d5702 100644
--- a/include/common.h
+++ b/include/common.h
@@ -81,6 +81,18 @@ typedef void (interrupt_handler_t)(void *);
/*
+ * General Purpose Utilities
+ */
+#define min(X, Y) \
+ ({ typeof (X) __x = (X), __y = (Y); \
+ (__x < __y) ? __x : __y; })
+
+#define max(X, Y) \
+ ({ typeof (X) __x = (X), __y = (Y); \
+ (__x > __y) ? __x : __y; })
+
+
+/*
* Function Prototypes
*/