fix building with new gcc

memcached-format_errors.patch

@@ -0,0 +1,32 @@
+commit aa5cc9ad74c871970c2d93c114e1d2c125b63e81
+Author: Miroslav Lichvar <mlichvar@redhat.com>
+Date:   Tue Jan 30 13:28:08 2018 +0100
+
+    fix gcc warnings
+
+diff --git a/items.c b/items.c
+index 400048b..519764f 100644
+--- a/items.c
++++ b/items.c
+@@ -925,7 +925,7 @@ void item_stats_sizes(ADD_STAT add_stats, void *c) {
+         int i;
+         for (i = 0; i < stats_sizes_buckets; i++) {
+             if (stats_sizes_hist[i] != 0) {
+-                char key[8];
++                char key[12];
+                 snprintf(key, sizeof(key), "%d", i * 32);
+                 APPEND_STAT(key, "%u", stats_sizes_hist[i]);
+             }
+diff --git a/memcached.c b/memcached.c
+index a8a724c..dba7941 100644
+--- a/memcached.c
++++ b/memcached.c
+@@ -3338,7 +3338,7 @@ static void process_stats_conns(ADD_STAT add_stats, void *c) {
+     int i;
+     char key_str[STAT_KEY_LEN];
+     char val_str[STAT_VAL_LEN];
+-    char conn_name[MAXPATHLEN + sizeof("unix:")];
++    char conn_name[MAXPATHLEN + sizeof("unix:") + sizeof("65535")];
+     int klen = 0, vlen = 0;
+ 
+     assert(add_stats);

memcached.spec

@@ -16,6 +16,7 @@ Source0:        http://www.memcached.org/files/%{name}-%{version}.tar.gz
 Source1:        memcached.sysconfig
 
 Patch1:         memcached-unit.patch
+Patch2:         memcached-format_errors.patch
 
 BuildRequires:  libevent-devel systemd
 BuildRequires:  perl-generators
@@ -43,6 +44,7 @@ access to the memcached binary include files.
 %prep
 %setup -q
 %patch1 -p1 -b .unit
+%patch2 -p1 -b .format_errors
 
 %build
 # compile with full RELRO