varnish: hint about missing <Instance> block

The warning when the Collect* configuration options where used outside
of an <Instance> block was confusing. This patch warns the user the same
way the apache plugin does.

diff --git a/src/varnish.c b/src/varnish.c
index 602f47a..5de3389 100644 (file)
--- a/src/varnish.c
+++ b/src/varnish.c
@@ -603,7 +603,9 @@ static int varnish_config_instance (const oconfig_item_t *ci) /* {{{ */
                else
                {
                        WARNING ("Varnish plugin: Ignoring unknown "
-                                       "configuration option: \"%s\"",
+                                       "configuration option: \"%s\". Did "
+                                       "you forget to add an <Instance /> "
+                                       "block around the configuration?",
                                        child->key);
                }
        }