Launch varnish on -vcl or -vcl+backend if not already done.

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@2728 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishtest/vtc_varnish.c

@@ -295,6 +295,8 @@ varnish_vcl(struct varnish *v, char *vcl)
 	struct vsb *vsb;
 	unsigned u;
 
+	if (v->cli_fd < 0)
+		varnish_launch(v);
 	vsb = vsb_newauto();
 	AN(vsb);
 
@@ -342,6 +344,8 @@ varnish_vclbackend(struct varnish *v, char *vcl)
 	char *p;
 	unsigned u;
 
+	if (v->cli_fd < 0)
+		varnish_launch(v);
 	vsb = vsb_newauto();
 	AN(vsb);