From: Florian Forster <octo@leeloo.lan.home.verplant.org>
Date: Mon, 5 Apr 2010 14:32:19 +0000 (+0200)
Subject: network plugin: Print a warning when setting the interface on a unicast socket is... 
X-Git-Tag: collectd-4.10.0~22
X-Git-Url: https://git.octo.it/?p=collectd.git;a=commitdiff_plain;h=dbe559f1627d886078d27c59f21f4f6572c00f0b;hp=b6d95bf9f5713c62286851c1782ac95b2eb2fa21

network plugin: Print a warning when setting the interface on a unicast socket is not possible.
---

diff --git a/src/network.c b/src/network.c
index 9cb8c38e..af4a117c 100644
--- a/src/network.c
+++ b/src/network.c
@@ -1653,6 +1653,7 @@ static int network_set_interface (const sockent_t *se, const struct addrinfo *ai
 		}
 	}
 
+	/* else: Not a multicast interface. */
 #if defined(HAVE_IF_INDEXTONAME) && HAVE_IF_INDEXTONAME && defined(SO_BINDTODEVICE)
 	if (se->interface != 0)
 	{
@@ -1673,7 +1674,18 @@ static int network_set_interface (const sockent_t *se, const struct addrinfo *ai
 			return (-1);
 		}
 	}
-#endif /* HAVE_IF_INDEXTONAME && SO_BINDTODEVICE */
+/* #endif HAVE_IF_INDEXTONAME && SO_BINDTODEVICE */
+
+#else
+	WARNING ("network plugin: Cannot set the interface on a unicast "
+			"socket because "
+# if !defined(SO_BINDTODEVICE)
+			"the the \"SO_BINDTODEVICE\" socket option "
+# else
+			"the \"if_indextoname\" function "
+# endif
+			"is not available on your system.");
+#endif
 
 	return (0);
 } /* }}} network_set_interface */