vector.h: Add AST_VECTOR_SORT()

Allows a vector to be sorted in-place, rather than only during
insertion.

Change-Id: I22cba9ddf556a7e44dacc53c4431bd81dd2fa780

diff --git a/include/asterisk/vector.h b/include/asterisk/vector.h
index 0e33590560a3c1e72b74f76ed7e6ef3d8b179283..3f557f02c75ee971e3dd8a3e750be50e662393c4 100644 (file)
--- a/include/asterisk/vector.h
+++ b/include/asterisk/vector.h
@@ -357,6 +357,16 @@ AST_VECTOR(ast_vector_string, char *);
        res; \
 })
 
+/*!
+ * \brief Sort a vector in-place
+ *
+ * \param vec Vector to sort
+ * \param cmp A memcmp compatible compare function
+ */
+#define AST_VECTOR_SORT(vec, cmp) ({ \
+       qsort((vec)->elems, (vec)->current, sizeof(typeof((vec)->elems[0])), cmp); \
+})
+
 /*!
  * \brief Remove an element from a vector by index.
  *