Changeset 92a7cfb1 in mainline

Timestamp:

2019-08-07T09:54:51Z (5 years ago)

Author:

Matthieu Riolo <matthieu.riolo@…>

Children:

c64e254

Parents:

25a9fec

git-author:

Michal Koutný <xm.koutny+hos@…> (2015-11-04 00:27:37)

git-committer:

Matthieu Riolo <matthieu.riolo@…> (2019-08-07 09:54:51)

Message:

dyn_array: Add sugar macro

File:

• uspace/lib/c/include/adt/dyn_array.h (modified) (2 diffs)

uspace/lib/c/include/adt/dyn_array.h

@@ -68 +68 @@
         (*((type *) (dyn_array)->_data + index))
 
+
+/** Access last element
+ *
+ * @return lvalue for the last item
+ */
+#define dyn_array_last(dyn_array, type)                                        \
+        (*((type *) (dyn_array)->_data + ((dyn_array)->size - 1)))
+
+
 /** Insert item at given position, shift rest of array
  *
@@ -77 +86 @@
         size_t _index = (index);                                               \
         dyn_array_t *_da = (dyn_array);                                        \
-        int rc = dyn_array_reserve(_da, _da->size + 1);                       \
+        int rc = dyn_array_reserve(_da, _da->size + 1);                        \
         if (!rc) {                                                             \
                 _dyn_array_shift(_da, _index, 1);                              \