From f1b933ce7fe36d150d21f03ad60a88c63a92b350 Mon Sep 17 00:00:00 2001
From: Alexander Polcyn <apolcyn@google.com>
Date: Thu, 11 Jan 2018 09:47:18 -0800
Subject: [PATCH] Avoid building c-ares lib when grpc_no_ares is true

---
 bazel/grpc_build_system.bzl | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/bazel/grpc_build_system.bzl b/bazel/grpc_build_system.bzl
index d146ca9c2ca..9a3b7613445 100644
--- a/bazel/grpc_build_system.bzl
+++ b/bazel/grpc_build_system.bzl
@@ -31,6 +31,9 @@ def _get_external_deps(external_deps):
   for dep in external_deps:
     if dep == "nanopb":
       ret.append("//third_party/nanopb")
+    elif dep == "cares":
+      ret += select({"//:grpc_no_ares": [],
+                     "//conditions:default": ["//external:cares"],})
     else:
       ret.append("//external:" + dep)
   return ret