errors: refer to systemctl status when useful

[elogind.git] / src / hashmap.h

diff --git a/src/hashmap.h b/src/hashmap.h
index 9f89d7c865af366cf64bf2b2995a2e76b2d225fd..ac5a8ae0856cdc146b3ff3f4fce0521246d5b6a3 100644 (file)
--- a/src/hashmap.h
+++ b/src/hashmap.h
@@ -77,12 +77,12 @@ void* hashmap_first(Hashmap *h);
 void* hashmap_last(Hashmap *h);
 
 #define HASHMAP_FOREACH(e, h, i) \
-        for ((i) = ITERATOR_FIRST, (e) = hashmap_iterate((h), &(i), NULL); (i) != ITERATOR_LAST; (e) = hashmap_iterate((h), &(i), NULL))
+        for ((i) = ITERATOR_FIRST, (e) = hashmap_iterate((h), &(i), NULL); (e); (e) = hashmap_iterate((h), &(i), NULL))
 
 #define HASHMAP_FOREACH_KEY(e, k, h, i) \
-        for ((i) = ITERATOR_FIRST, (e) = hashmap_iterate((h), &(i), (const void**) &(k)); (i) != ITERATOR_LAST; (e) = hashmap_iterate((h), &(i), (const void**) &(k)))
+        for ((i) = ITERATOR_FIRST, (e) = hashmap_iterate((h), &(i), (const void**) &(k)); (e); (e) = hashmap_iterate((h), &(i), (const void**) &(k)))
 
 #define HASHMAP_FOREACH_BACKWARDS(e, h, i) \
-        for ((i) = ITERATOR_LAST, (e) = hashmap_iterate_backwards((h), &(i), NULL); (i) != ITERATOR_FIRST; (e) = hashmap_iterate_backwards((h), &(i), NULL))
+        for ((i) = ITERATOR_LAST, (e) = hashmap_iterate_backwards((h), &(i), NULL); (e); (e) = hashmap_iterate_backwards((h), &(i), NULL))
 
 #endif