From: Lennart Poettering <lennart@poettering.net>
Date: Tue, 10 Dec 2013 19:52:16 +0000 (+0000)
Subject: hashmap: make gcc shut up on old glibcs that lack getauxval()
X-Git-Tag: v209~1046
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=65a6df56f136ed3977f7fcd688f62a25371506fa;hp=14c1025934e709d07948c13ca62b40c35c91d111;p=elogind.git

hashmap: make gcc shut up on old glibcs that lack getauxval()
---

diff --git a/src/shared/hashmap.c b/src/shared/hashmap.c
index 8f5957b4a..3762e3ab0 100644
--- a/src/shared/hashmap.c
+++ b/src/shared/hashmap.c
@@ -185,7 +185,6 @@ Hashmap *hashmap_new(hash_func_t hash_func, compare_func_t compare_func) {
         bool b;
         Hashmap *h;
         size_t size;
-        void *auxv;
 
         b = is_main_thread();
 
@@ -222,8 +221,11 @@ Hashmap *hashmap_new(hash_func_t hash_func, compare_func_t compare_func) {
          * rehash everything using a new random XOR mask from
          * /dev/random. */
 #ifdef HAVE_SYS_AUXV_H
-        auxv = (void*) getauxval(AT_RANDOM);
-        h->random_xor = auxv ? *(unsigned*) auxv : random_u();
+        {
+                void *auxv;
+                auxv = (void*) getauxval(AT_RANDOM);
+                h->random_xor = auxv ? *(unsigned*) auxv : random_u();
+        }
 #else
         h->random_xor = random_u();
 #endif