swap: major rework, use /sbin/swapon for setting up swaps, fix merging of aliased...

[elogind.git] / src / list.h

diff --git a/src/list.h b/src/list.h
index e49d953d0ac42ac6b3f688f4366b712d6a01a453..3cf18f15473b74ffdc94499f3da2d5a5990bf800 100644 (file)
--- a/src/list.h
+++ b/src/list.h
@@ -116,4 +116,10 @@
 #define LIST_FOREACH_SAFE(name,i,n,head)                                \
         for ((i) = (head); (i) && (((n) = (i)->name##_next), 1); (i) = (n))
 
+#define LIST_FOREACH_BEFORE(name,i,p)                                   \
+        for ((i) = (p)->name##_prev; (i); (i) = (i)->name##_prev)
+
+#define LIST_FOREACH_AFTER(name,i,p)                                    \
+        for ((i) = (p)->name##_next; (i); (i) = (i)->name##_next)
+
 #endif