From 50cbfab391f50efd2f2270f24c3ca2e48e039510 Mon Sep 17 00:00:00 2001
From: Gil <mcg@google.com>
Date: Tue, 10 Jul 2018 07:57:54 -0700
Subject: Reorganize cmake dependencies (#1508)

* Add cmake dependencies where required

... instead of relying on a topological sort in the top-level
CMakeLists.txt.

* Add early exits to external project builds
---
 cmake/external/c-ares.cmake | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'cmake/external/c-ares.cmake')

diff --git a/cmake/external/c-ares.cmake b/cmake/external/c-ares.cmake
index 4c866c1..965eba9 100644
--- a/cmake/external/c-ares.cmake
+++ b/cmake/external/c-ares.cmake
@@ -14,6 +14,10 @@
 
 include(ExternalProject)
 
+if(TARGET c-ares)
+  return()
+endif()
+
 ExternalProject_Add(
   c-ares
 
-- 
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