src/collectd.c: Write a more informative error message if looking up the FQDN fails.

As requested by Micha Krause.

diff --git a/src/collectd.c b/src/collectd.c
index 2d161aad6062815d4bdf220a7f30c02319e33075..f260c84253ec7b6c6484c488d614ec8308250118 100644 (file)
--- a/src/collectd.c
+++ b/src/collectd.c
@@ -87,7 +87,11 @@ static int init_hostname (void)
        status = getaddrinfo (hostname_g, NULL, &ai_hints, &ai_list);
        if (status != 0)
        {
-               ERROR ("getaddrinfo failed.");
+               ERROR ("Looking up \"%s\" failed. You have set the "
+                               "\"FQDNLookup\" option, but I cannot resolve "
+                               "my hostname to a fully qualified domain "
+                               "name. Please fix you network "
+                               "configuration.");
                return (-1);
        }