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-rw-r--r--ext/socket/raddrinfo.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/ext/socket/raddrinfo.c b/ext/socket/raddrinfo.c
index 62150218e1..aef0c64095 100644
--- a/ext/socket/raddrinfo.c
+++ b/ext/socket/raddrinfo.c
@@ -157,9 +157,18 @@ struct getaddrinfo_arg
static void *
nogvl_getaddrinfo(void *arg)
{
+ int ret;
struct getaddrinfo_arg *ptr = arg;
- return (void *)(VALUE)getaddrinfo(ptr->node, ptr->service,
+ getaddrinfo(ptr->node, ptr->service,
ptr->hints, ptr->res);
+#ifdef __linux__
+ /* On Linux (mainly Ubuntu 13.04) /etc/nsswitch.conf has mdns4 and
+ * it cause getaddrinfo to return EAI_SYSTEM/ENOENT. [ruby-list:49420]
+ */
+ if (ret == EAI_SYSTEM && errno == ENOENT)
+ ret = EAI_NONAME;
+#endif
+ return (void *)(VALUE)ret;
}
#endif