From 6aa9392699f9cc2d75565e7e6d713e270accecb9 Mon Sep 17 00:00:00 2001
From: Andreas Schneider <asn@cryptomilk.org>
Date: Mon, 13 Aug 2018 20:17:00 +0200
Subject: [PATCH] cmake: Only set -Werror on UNIX

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
---
 ConfigureChecks.cmake | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/ConfigureChecks.cmake b/ConfigureChecks.cmake
index a92dcc5f..650119cb 100644
--- a/ConfigureChecks.cmake
+++ b/ConfigureChecks.cmake
@@ -270,7 +270,9 @@ int main(void) {
 ###########################################################
 # For detecting attributes we need to treat warnings as
 # errors
-set(CMAKE_REQUIRED_FLAGS "-Werror")
+if (UNIX)
+    set(CMAKE_REQUIRED_FLAGS "-Werror")
+endif (UNIX)
 
 check_c_source_compiles("
 void test_constructor_attribute(void) __attribute__ ((constructor));