Implement ELF function offset extraction function

[lttng-tools.git] / src / common / macros.h

diff --git a/src/common/macros.h b/src/common/macros.h
index 28c21d5b8188ebd786d710cba5c1ceba8132154e..c521aacd5f3df8f582502ce8faa9f29feb1c9063 100644 (file)
--- a/src/common/macros.h
+++ b/src/common/macros.h
@@ -79,10 +79,20 @@ void *zmalloc(size_t len)
 #define min(a, b) ((a) < (b) ? (a) : (b))
 #endif
 
+#ifndef min_t
+#define min_t(type, a, b)      ((type) min(a, b))
+#endif
+
 #ifndef LTTNG_PACKED
 #define LTTNG_PACKED __attribute__((__packed__))
 #endif
 
+/*
+ * Align value to the next multiple of align. Returns val if it already is a
+ * multiple of align. Align must be a power of two.
+ */
+#define ALIGN_TO(value, align) ((value + (align - 1)) & ~(align - 1))
+
 /*
  * LTTNG_HIDDEN: set the hidden attribute for internal functions
  * On Windows, symbols are local unless explicitly exported,