Merge pull request #2702 from poettering/resolved-iterate-fix

resolved iteration fix
2016-02-29 23:18:16 -05:00
parent 97a437d24c 35aa04e9ed
commit 6014237390
7 changed files with 59 additions and 42 deletions
@@ -361,6 +361,12 @@ static inline unsigned long ALIGN_POWER2(unsigned long u) {
                _found;                         \
        })

+#define SWAP_TWO(x, y) do {                        \
+                typeof(x) _t = (x);                \
+                (x) = (y);                         \
+                (y) = (_t);                        \
+        } while (false)
+
 /* Define C11 thread_local attribute even on older gcc compiler
 * version */
 #ifndef thread_local