From 043fcda299d8bd329bcf6f94b9af6af62ddd4b00 Mon Sep 17 00:00:00 2001
From: baldurk <baldurk@baldurk.org>
Date: Thu, 4 Apr 2019 15:30:04 +0100
Subject: [PATCH] Fix check for external glslc

---
 util/test/demos/test_common.cpp |  2 +-
 util/test/demos/vk/vk_test.cpp  | 10 ++++++----
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/util/test/demos/test_common.cpp b/util/test/demos/test_common.cpp
index 81b6b39e5..04f55acb7 100644
--- a/util/test/demos/test_common.cpp
+++ b/util/test/demos/test_common.cpp
@@ -206,7 +206,7 @@ bool SpvCompilationSupported()
   if(!pipe)
     return false;
 
-  msleep(20);
+  msleep(250);
 
   int code = pclose(pipe);
 
diff --git a/util/test/demos/vk/vk_test.cpp b/util/test/demos/vk/vk_test.cpp
index ae899a462..0b23bf300 100644
--- a/util/test/demos/vk/vk_test.cpp
+++ b/util/test/demos/vk/vk_test.cpp
@@ -391,15 +391,17 @@ bool VulkanGraphicsTest::IsSupported()
     return true;
 
   static bool glslcChecked = false;
+  static bool glslcSupported = false;
 
   if(!glslcChecked)
   {
-    static bool glslcSupported = SpvCompilationSupported();
-
-    if(!glslcSupported)
-      return false;
+    glslcChecked = true;
+    glslcSupported = SpvCompilationSupported();
   }
 
+  if(!glslcSupported)
+    return false;
+
   return volkInitialize() == VK_SUCCESS;
 }